/* roulang page: index */
:root {
      --brand: #E85D2A;
      --brand-deep: #CF4B1B;
      --brand-soft: #FDEDE5;
      --leaf: #1F8A70;
      --leaf-deep: #146B57;
      --leaf-soft: #E1F2EC;
      --apricot: #F2B544;
      --cream: #F7F5F0;
      --card: #FFFFFF;
      --ink: #26221E;
      --text: #3A342E;
      --muted: #5E5750;
      --faint: #978F87;
      --line: #E5DED4;
      --dark: #1F2E2C;
      --dark-2: #18211F;
      --radius-xl: 22px;
      --radius-lg: 18px;
      --radius-md: 14px;
      --radius-sm: 10px;
      --shadow: 0 4px 16px rgba(31, 46, 44, .07);
      --shadow-hover: 0 10px 28px rgba(31, 46, 44, .14);
      --space-section: 112px;
      --space-section-lg: 128px;
      --container: 1200px;
      --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
    }

    *,
    *::before,
    *::after {
      box-sizing: border-box;
    }
    html {
      scroll-behavior: smooth;
      -webkit-text-size-adjust: 100%;
    }
    body {
      margin: 0;
      font-family: var(--font);
      font-size: 16px;
      line-height: 1.75;
      color: var(--text);
      background: var(--cream);
      -webkit-font-smoothing: antialiased;
      text-rendering: optimizeLegibility;
    }
    img {
      max-width: 100%;
      display: block;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: color .25s ease, background .25s ease, border-color .25s ease, box-shadow .25s ease, transform .25s ease, opacity .25s ease;
    }
    a:focus-visible,
    button:focus-visible,
    summary:focus-visible {
      outline: 3px solid rgba(232, 93, 42, .45);
      outline-offset: 2px;
      border-radius: 6px;
    }
    ul,
    ol {
      margin: 0;
      padding: 0;
      list-style: none;
    }
    button {
      font: inherit;
      border: none;
      background: none;
      cursor: pointer;
    }
    h1, h2, h3, h4, h5, p, figure {
      margin: 0;
    }

    .container {
      width: min(var(--container), calc(100% - 48px));
      margin-inline: auto;
      position: relative;
    }
    .section {
      padding-top: var(--space-section);
      padding-bottom: var(--space-section);
      position: relative;
    }
    .section-sm {
      padding-top: 72px;
      padding-bottom: 72px;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 120;
      background: rgba(255, 255, 255, .88);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border-bottom: 1px solid transparent;
      transition: box-shadow .3s ease, background .3s ease, border-color .3s ease;
    }
    .site-header.scrolled {
      background: rgba(255, 255, 255, .97);
      border-color: rgba(229, 222, 212, .8);
      box-shadow: 0 8px 26px rgba(31, 46, 44, .06);
    }
    .nav-wrap {
      min-height: 72px;
      display: flex;
      align-items: center;
      gap: 34px;
    }
    .brand-logo {
      display: inline-flex;
      align-items: center;
      flex-shrink: 0;
      gap: 10px;
      color: var(--ink);
    }
    .brand-logo .logo-mark {
      width: 42px;
      height: 42px;
      border-radius: 13px;
      background: linear-gradient(135deg, var(--brand) 0%, #F17436 100%);
      color: #fff;
      font-size: 20px;
      font-weight: 800;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 6px 14px rgba(232, 93, 42, .25);
      letter-spacing: -1px;
    }
    .logo-text {
      display: flex;
      flex-direction: column;
      line-height: 1.25;
    }
    .logo-text strong {
      font-size: 19px;
      font-weight: 800;
      letter-spacing: .4px;
      color: var(--ink);
    }
    .logo-text small {
      font-size: 10px;
      letter-spacing: 1.8px;
      color: var(--faint);
      text-transform: uppercase;
      margin-top: 2px;
      white-space: nowrap;
    }
    .nav-menu {
      flex: 1;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
    }
    .nav-menu ul {
      display: flex;
      align-items: center;
      gap: 4px;
      flex-wrap: wrap;
    }
    .nav-menu a.nav-link {
      display: inline-flex;
      align-items: center;
      min-height: 42px;
      padding: 0 14px;
      border-radius: 999px;
      font-size: 15px;
      font-weight: 600;
      color: var(--text);
      position: relative;
      white-space: nowrap;
    }
    .nav-menu a.nav-link:hover {
      color: var(--brand);
      background: var(--brand-soft);
    }
    .nav-menu a.nav-link.active {
      color: var(--brand);
      background: var(--brand-soft);
    }
    .nav-menu a.nav-link.active::after {
      content: "";
      width: 6px;
      height: 6px;
      background: var(--brand);
      border-radius: 50%;
      margin-left: 7px;
      display: inline-block;
    }
    .header-cta {
      flex-shrink: 0;
    }

    .btn {
      min-height: 44px;
      padding: 10px 22px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 700;
      line-height: 1;
      border: 2px solid transparent;
      transition: background .25s ease, transform .2s ease, border-color .25s ease, color .25s ease, box-shadow .25s ease;
      text-decoration: none;
      cursor: pointer;
      white-space: nowrap;
    }
    .btn:active {
      transform: scale(.97);
    }
    .btn-primary {
      background: var(--brand);
      color: #FFF;
      border-color: var(--brand);
      box-shadow: 0 6px 18px rgba(232, 93, 42, .2);
    }
    .btn-primary:hover {
      background: var(--brand-deep);
      border-color: var(--brand-deep);
      color: #fff;
      box-shadow: 0 8px 22px rgba(207, 75, 27, .26);
      transform: translateY(-2px);
    }
    .btn-secondary {
      background: transparent;
      color: var(--dark);
      border-color: var(--dark);
    }
    .btn-secondary:hover {
      background: rgba(31, 46, 44, .07);
      border-color: var(--dark);
      color: var(--dark);
    }
    .btn-light {
      background: var(--apricot);
      color: #202A28;
      border-color: var(--apricot);
      box-shadow: 0 8px 20px rgba(0, 0, 0, .12);
    }
    .btn-light:hover {
      background: #FFC257;
      color: #202A28;
      transform: translateY(-2px);
    }
    .btn-outline-white {
      background: transparent;
      color: #fff;
      border-color: rgba(255, 255, 255, .75);
    }
    .btn-outline-white:hover {
      background: rgba(255, 255, 255, .08);
      border-color: #fff;
      color: #fff;
    }
    .btn-ghost-light {
      background: rgba(255, 255, 255, .08);
      color: #fff;
      border-color: transparent;
    }
    .btn-ghost-light:hover {
      background: rgba(255, 255, 255, .18);
      color: #fff;
    }

    .mobile-toggle {
      display: none;
      width: 46px;
      height: 46px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--line);
      background: #fff;
      position: relative;
      z-index: 200;
    }
    .mobile-toggle .burger-line {
      position: absolute;
      left: 13px;
      right: 13px;
      height: 2px;
      border-radius: 2px;
      background: var(--ink);
      transition: transform .25s ease, opacity .25s ease, top .25s ease;
    }
    .mobile-toggle .burger-line:nth-child(1) {
      top: 15px;
    }
    .mobile-toggle .burger-line:nth-child(2) {
      top: 22px;
    }
    .mobile-toggle .burger-line:nth-child(3) {
      top: 29px;
    }
    .mobile-toggle.is-active .burger-line:nth-child(1) {
      top: 22px;
      transform: rotate(45deg);
    }
    .mobile-toggle.is-active .burger-line:nth-child(2) {
      opacity: 0;
    }
    .mobile-toggle.is-active .burger-line:nth-child(3) {
      top: 22px;
      transform: rotate(-45deg);
    }

    .tag {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 12px;
      font-weight: 700;
      line-height: 1;
      border-radius: 999px;
      padding: 6px 12px;
      background: var(--cream);
      color: var(--text);
      letter-spacing: .3px;
    }
    .tag-brand {
      background: var(--brand);
      color: #fff;
    }
    .tag-leaf {
      background: var(--leaf);
      color: #fff;
    }
    .tag-gold {
      background: var(--apricot);
      color: #2A2A2A;
    }
    .tag-ghost {
      background: rgba(255, 255, 255, .14);
      color: #fff;
      border: 1px solid rgba(255, 255, 255, .18);
      backdrop-filter: blur(6px);
    }

    .section-head {
      max-width: 720px;
      margin-bottom: 48px;
    }
    .section-head .head-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--brand);
      font-size: 14px;
      font-weight: 800;
      letter-spacing: 1.2px;
      margin-bottom: 14px;
    }
    .section-head .head-kicker::before {
      content: "";
      width: 24px;
      height: 3px;
      border-radius: 3px;
      background: var(--brand);
    }
    .section-head h2 {
      font-size: clamp(27px, 3.4vw, 36px);
      line-height: 1.22;
      font-weight: 800;
      color: var(--ink);
      letter-spacing: -.4px;
      margin-bottom: 16px;
    }
    .section-head p {
      font-size: 15px;
      color: var(--muted);
      max-width: 620px;
    }
    .section-head.with-link {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      max-width: none;
      gap: 24px;
    }
    .section-link-more {
      flex-shrink: 0;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--text);
      font-weight: 700;
      font-size: 14px;
      padding: 10px 14px;
      border-radius: 999px;
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
      white-space: nowrap;
    }
    .section-link-more:hover {
      color: var(--brand);
      border-color: var(--brand);
      transform: translateX(4px);
    }
    .section-link-more svg {
      width: 16px;
      height: 16px;
    }

    .empty-state {
      border: 2px dashed #C9BfB4;
      border-radius: var(--radius-md);
      background: #FAF7F2;
      padding: 42px 24px;
      text-align: center;
      color: var(--faint);
      font-size: 15px;
      line-height: 1.8;
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .hero {
      position: relative;
      background: var(--dark);
      color: #fff;
      padding: 0;
      overflow: hidden;
      isolation: isolate;
    }
    .hero-bg {
      position: absolute;
      inset: 0;
      z-index: -2;
      background-image:
        linear-gradient(105deg, rgba(26, 38, 36, .96) 0%, rgba(31, 62, 55, .88) 50%, rgba(117, 67, 38, .42) 100%),
        url("/assets/images/backpic/back-1.png");
      background-size: cover;
      background-position: center 45%;
      background-repeat: no-repeat;
    }
    .hero-bg::after {
      content: "";
      position: absolute;
      inset: 0;
      background:
        radial-gradient(circle at 78% 24%, rgba(242, 181, 68, .10), transparent 34%),
        radial-gradient(circle at 15% 95%, rgba(31, 138, 112, .2), transparent 32%);
      pointer-events: none;
    }
    .hero-inner {
      display: grid;
      grid-template-columns: minmax(0, 1.2fr) minmax(300px, 390px);
      align-items: center;
      gap: 76px;
      padding-top: 116px;
      padding-bottom: 128px;
    }
    .hero-copy {
      z-index: 2;
      position: relative;
    }
    .hero-kicker {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-size: 13px;
      font-weight: 800;
      letter-spacing: 1px;
      background: rgba(255, 255, 255, .1);
      border: 1px solid rgba(255, 255, 255, .16);
      border-radius: 999px;
      padding: 8px 16px;
      color: rgba(255, 255, 255, .85);
      margin-bottom: 24px;
      backdrop-filter: blur(8px);
    }
    .hero-kicker svg {
      width: 15px;
      height: 15px;
      color: var(--apricot);
    }
    .hero h1 {
      font-size: clamp(34px, 4.35vw, 52px);
      font-weight: 800;
      line-height: 1.17;
      letter-spacing: -1px;
      margin-bottom: 22px;
      color: #fff;
      max-width: 650px;
    }
    .hero h1 .accent-char {
      color: var(--apricot);
    }
    .hero-lead {
      font-size: clamp(15px, 1.5vw, 18px);
      color: rgba(255, 255, 255, .8);
      max-width: 560px;
      margin-bottom: 28px;
      line-height: 1.8;
      font-weight: 400;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-bottom: 34px;
    }
    .hero-mini-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 9px;
    }
    .hero-mini-tags .tag {
      background: rgba(255, 255, 255, .09);
      color: rgba(255, 255, 255, .78);
      border: 1px solid rgba(255, 255, 255, .12);
      font-weight: 500;
    }
    .hero-mini-tags .tag::before {
      content: "";
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--apricot);
      margin-right: 7px;
    }

    .hero-visual {
      position: relative;
      z-index: 3;
      display: flex;
      justify-content: flex-end;
      align-items: center;
    }
    .poster-box {
      position: relative;
      width: min(100%, 330px);
      aspect-ratio: 9 / 14.5;
    }
    .poster-shadow {
      position: absolute;
      inset: 22px -26px -26px 26px;
      background: #0E1715;
      border-radius: 32% 68% 10px 10px;
      opacity: .22;
      transform: rotate(-4deg);
      z-index: 0;
    }
    .poster-card {
      position: relative;
      z-index: 2;
      width: 100%;
      height: 100%;
      border-radius: 24px;
      overflow: hidden;
      box-shadow: 0 28px 70px rgba(0, 0, 0, .38);
      border: 5px solid rgba(255, 255, 255, .1);
    }
    .poster-card img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .poster-card::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      height: 45%;
      background: linear-gradient(to top, rgba(0, 0, 0, .78), transparent);
    }
    .poster-card .poster-content {
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      padding: 22px 18px 18px;
      z-index: 3;
      color: #fff;
    }
    .poster-content .poster-title {
      display: block;
      font-size: 17px;
      font-weight: 800;
      margin: 10px 0 6px;
    }
    .poster-content .poster-meta {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 12px;
      opacity: .8;
    }
    .poster-content .poster-meta svg {
      width: 14px;
      height: 14px;
    }
    .poster-chip {
      position: absolute;
      top: 18px;
      right: 14px;
      z-index: 4;
      background: rgba(255, 255, 255, .94);
      color: var(--ink);
      padding: 8px 13px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 700;
      box-shadow: 0 6px 18px rgba(0, 0, 0, .25);
      display: flex;
      align-items: center;
      gap: 5px;
    }
    .poster-chip svg {
      width: 13px;
      height: 13px;
      color: var(--brand);
    }
    .poster-wave-icon {
      position: absolute;
      bottom: -28px;
      left: -72px;
      width: 164px;
      height: 164px;
      opacity: .16;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .section-curated {
      background: var(--cream);
    }
    .curated-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 28px;
    }
    .curated-card {
      background: #fff;
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow);
      border: 1px solid rgba(229, 222, 212, .7);
      transition: transform .3s ease, box-shadow .3s ease;
      min-height: 100%;
    }
    .curated-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
    }
    .curated-media {
      position: relative;
      aspect-ratio: 9 / 11.5;
      overflow: hidden;
      background: var(--cream);
    }
    .curated-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .4s ease;
    }
    .curated-card:hover .curated-media img {
      transform: scale(1.035);
    }
    .curated-media .media-top-tag {
      position: absolute;
      top: 16px;
      left: 16px;
      z-index: 2;
    }
    .curated-media .media-link {
      position: absolute;
      inset: 0;
      z-index: 3;
      display: flex;
      align-items: center;
      justify-content: center;
      background: rgba(23, 33, 31, 0);
      opacity: 0;
      transition: opacity .3s ease, background .3s ease;
    }
    .curated-card:hover .curated-media .media-link {
      opacity: 1;
      background: rgba(23, 33, 31, .22);
    }
    .media-link span {
      display: flex;
      align-items: center;
      gap: 6px;
      background: rgba(255, 255, 255, .9);
      color: var(--ink);
      padding: 8px 14px;
      border-radius: 999px;
      font-weight: 700;
      font-size: 13px;
    }
    .media-link svg {
      width: 15px;
      height: 15px;
    }
    .curated-body {
      padding: 22px 22px 20px;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .curated-body h3 {
      font-size: 19px;
      font-weight: 700;
      color: var(--ink);
    }
    .curated-body p {
      font-size: 14px;
      color: var(--muted);
      line-height: 1.7;
    }
    .curated-body .heat-line {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 12px;
      color: var(--faint);
      margin-top: 6px;
    }
    .heat-line .heat-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--leaf);
      box-shadow: 0 0 0 4px rgba(31, 138, 112, .13);
    }

    .section-features {
      background: #fff;
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }
    .feature-layout {
      display: grid;
      grid-template-columns: minmax(300px, .85fr) minmax(0, 1.15fr);
      gap: 72px;
      align-items: center;
    }
    .feature-side {
      position: relative;
      display: flex;
      justify-content: center;
    }
    .feature-screen {
      position: relative;
      width: min(100%, 330px);
      aspect-ratio: 9 / 15.2;
      border-radius: 20px;
      overflow: hidden;
      background: #EAE7DE;
      box-shadow: 0 18px 46px rgba(31, 46, 44, .13);
      border: 7px solid #FFF;
    }
    .feature-screen img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .feature-screen::after {
      content: "";
      position: absolute;
      inset: auto 0 0 0;
      height: 55%;
      background: linear-gradient(to top, rgba(20, 29, 28, .46), transparent);
      pointer-events: none;
    }
    .feature-float-card {
      position: absolute;
      z-index: 4;
      background: rgba(255, 255, 255, .96);
      border-radius: 14px;
      box-shadow: 0 12px 30px rgba(31, 46, 44, .16);
      padding: 12px 14px;
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 12px;
      font-weight: 700;
      color: var(--ink);
      backdrop-filter: blur(8px);
    }
    .feature-float-card .mini-icon {
      width: 32px;
      height: 32px;
      border-radius: 10px;
      background: var(--leaf-soft);
      color: var(--leaf);
      display: inline-flex;
      align-items: center;
      justify-content: center;
    }
    .feature-float-card .mini-icon svg {
      width: 17px;
      height: 17px;
    }
    .feature-float-top {
      top: 50px;
      left: -8px;
    }
    .feature-float-bottom {
      bottom: 60px;
      right: -6px;
    }
    .feature-float-bottom .mini-icon {
      background: var(--brand-soft);
      color: var(--brand);
    }

    .feature-aside {
      padding-right: 12px;
    }
    .feature-aside .section-head {
      margin-bottom: 34px;
    }
    .feature-point-list {
      display: flex;
      flex-direction: column;
    }
    .feature-item {
      display: grid;
      grid-template-columns: 58px 1fr;
      gap: 20px;
      padding: 20px 0;
      border-bottom: 1px solid var(--line);
      transition: background .25s ease, padding-left .25s ease, border-color .25s ease;
      position: relative;
    }
    .feature-item:last-child {
      border-bottom: none;
    }
    .feature-item::before {
      content: "";
      position: absolute;
      left: -12px;
      top: 20%;
      height: 60%;
      width: 0;
      background: var(--brand);
      border-radius: 4px;
      transition: width .25s ease;
    }
    .feature-item:hover {
      background: var(--brand-soft);
      padding-left: 10px;
      border-radius: 12px;
      border-color: transparent;
    }
    .feature-item .feature-num {
      width: 50px;
      height: 50px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 14px;
      background: var(--brand-soft);
      color: var(--brand);
      font-size: 14px;
      font-weight: 800;
      transition: background .3s ease, color .3s ease;
    }
    .feature-item:hover .feature-num {
      background: var(--brand);
      color: #fff;
    }
    .feature-item h3 {
      font-size: 19px;
      font-weight: 700;
      color: var(--ink);
      margin-bottom: 5px;
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 10px;
    }
    .feature-item p {
      font-size: 14px;
      color: var(--muted);
      line-height: 1.75;
      max-width: 480px;
    }
    .feature-item h3 .tag {
      font-size: 11px;
      padding: 4px 8px;
      vertical-align: middle;
    }

    .section-quotes {
      background: var(--cream);
      overflow: hidden;
    }
    .quotes-strip {
      display: flex;
      gap: 24px;
      overflow-x: auto;
      padding: 8px 4px 32px;
      scroll-snap-type: x mandatory;
      -webkit-overflow-scrolling: touch;
    }
    .quotes-strip::-webkit-scrollbar {
      height: 6px;
    }
    .quotes-strip::-webkit-scrollbar-thumb {
      background: #D8CFC1;
      border-radius: 999px;
    }
    .quote-card {
      flex: 0 0 min(330px, 86vw);
      scroll-snap-align: start;
      background: #fff;
      border-radius: var(--radius-lg);
      padding: 28px 26px;
      box-shadow: var(--shadow);
      position: relative;
      border-top: 4px solid var(--leaf);
    }
    .quote-card::after {
      content: "";
      position: absolute;
      right: 0;
      bottom: 0;
      width: 44px;
      height: 44px;
      background: linear-gradient(135deg, transparent 50%, var(--brand) 50%);
      border-bottom-right-radius: var(--radius-lg);
      opacity: .85;
    }
    .quote-card .stars {
      display: flex;
      gap: 4px;
      color: var(--apricot);
      margin-bottom: 16px;
    }
    .quote-card .stars svg {
      width: 16px;
      height: 16px;
      fill: currentColor;
    }
    .quote-card blockquote {
      margin: 0 0 18px;
      font-size: 15px;
      line-height: 1.8;
      color: var(--text);
      min-height: 4.6em;
      position: relative;
    }
    .quote-author {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .q-avatar {
      width: 38px;
      height: 38px;
      border-radius: 50%;
      background: var(--leaf-soft);
      color: var(--leaf);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 14px;
      flex-shrink: 0;
    }
    .quote-author .author-name {
      font-size: 14px;
      font-weight: 700;
      color: var(--ink);
      display: block;
    }
    .quote-author .author-src {
      font-size: 12px;
      color: var(--faint);
      display: block;
      margin-top: 2px;
    }

    .section-cta-band {
      padding: 86px 0;
      background-color: #254241;
      background-image:
        radial-gradient(circle at 86% 34%, rgba(31, 138, 112, .55), transparent 44%),
        radial-gradient(circle at 10% 88%, rgba(232, 93, 42, .22), transparent 38%),
        linear-gradient(103deg, #152420 0%, #1F3B35 54%, #28463F 100%);
      position: relative;
      overflow: hidden;
      color: #fff;
    }
    .cta-bg-deco {
      position: absolute;
      right: -8%;
      top: 0;
      height: 100%;
      width: 42%;
      opacity: .26;
      background-image: url("/assets/images/backpic/back-2.png");
      background-size: cover;
      background-position: center;
      border-radius: 0 0 0 60%;
      z-index: 0;
      pointer-events: none;
      -webkit-mask-image: linear-gradient(to left, #000, transparent);
      mask-image: linear-gradient(to left, #000, transparent);
    }
    .cta-inner {
      position: relative;
      z-index: 2;
      max-width: 760px;
      margin: 0 auto;
      text-align: center;
    }
    .cta-inner .cta-eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 14px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .09);
      border: 1px solid rgba(255, 255, 255, .12);
      font-size: 13px;
      color: rgba(255, 255, 255, .86);
      margin-bottom: 20px;
      backdrop-filter: blur(6px);
    }
    .cta-inner h2 {
      font-size: clamp(28px, 4vw, 42px);
      font-weight: 800;
      line-height: 1.22;
      margin-bottom: 18px;
    }
    .cta-inner h2 .highlight-yellow {
      color: var(--apricot);
    }
    .cta-inner .cta-text {
      color: rgba(255, 255, 255, .8);
      font-size: 16px;
      margin-bottom: 32px;
      line-height: 1.8;
      max-width: 600px;
      margin-left: auto;
      margin-right: auto;
    }
    .cta-actions {
      display: flex;
      justify-content: center;
      flex-wrap: wrap;
      gap: 16px;
    }
    .cta-note {
      margin-top: 26px;
      font-size: 12px;
      color: rgba(255, 255, 255, .6);
    }

    .section-news {
      background: var(--cream);
    }
    .news-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
      gap: 40px;
      align-items: start;
    }
    .news-main {
      position: relative;
      border-radius: var(--radius-lg);
      background: #fff;
      overflow: hidden;
      box-shadow: var(--shadow);
    }
    .news-main-link {
      display: flex;
      flex-direction: column;
      height: 100%;
      color: var(--ink);
    }
    .news-main-link:hover .news-main-media img {
      transform: scale(1.04);
    }
    .news-main-media {
      aspect-ratio: 16 / 10;
      margin: 0;
      position: relative;
      overflow: hidden;
      background: #EFE9DF;
    }
    .news-main-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .5s ease;
    }
    .news-main-media::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      height: 40%;
      background: linear-gradient(to top, rgba(0, 0, 0, .12), transparent);
      pointer-events: none;
    }
    .news-main-media .main-media-tag {
      position: absolute;
      top: 16px;
      left: 16px;
      z-index: 2;
    }
    .news-main-content {
      padding: 26px 26px 30px;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .news-main-content .news-meta {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 13px;
      color: var(--faint);
    }
    .news-main-content .news-meta .tag {
      font-size: 11px;
      padding: 4px 9px;
    }
    .news-main-content h3 {
      font-size: 22px;
      line-height: 1.4;
      font-weight: 800;
      color: var(--ink);
    }
    .news-main-content p {
      color: var(--muted);
      font-size: 14px;
      line-height: 1.8;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .read-more-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-top: 12px;
      color: var(--brand);
      font-weight: 700;
      font-size: 14px;
      align-self: flex-start;
    }
    .read-more-link svg {
      width: 16px;
      height: 16px;
      transition: transform .25s ease;
    }
    .news-main-link:hover .read-more-link svg {
      transform: translateX(4px);
    }

    .news-aside {
      background: #fff;
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow);
      padding: 12px 0;
      min-height: 320px;
    }
    .aside-list-title {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 16px 24px 10px;
      font-size: 13px;
      letter-spacing: .6px;
      color: var(--faint);
      border-bottom: 1px solid var(--line);
      font-weight: 700;
    }
    .aside-list {
      display: flex;
      flex-direction: column;
    }
    .aside-list li {
      border-bottom: 1px solid rgba(229, 222, 212, .56);
    }
    .aside-list li:last-child {
      border-bottom: none;
    }
    .aside-list-item {
      display: block;
      padding: 18px 22px 18px 22px;
      text-decoration: none;
      transition: background .2s ease;
    }
    .aside-list-item:hover {
      background: var(--cream);
    }
    .aside-list-item .a-item-title {
      font-weight: 700;
      color: var(--ink);
      font-size: 15px;
      line-height: 1.5;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      margin-bottom: 6px;
    }
    .aside-list-item .a-item-summary {
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      font-size: 13px;
      line-height: 1.7;
      color: var(--muted);
      margin-bottom: 8px;
    }
    .aside-list-item .a-item-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 12px;
      color: var(--faint);
    }
    .aside-list-item .a-item-meta .a-cat {
      color: var(--brand);
      font-weight: 700;
    }
    .news-empty-row {
      padding: 24px 20px 28px;
    }

    .section-faq {
      background: #fff;
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }
    .faq-wrap {
      max-width: 820px;
      margin: 0 auto;
    }
    .faq-item {
      background: var(--cream);
      border-radius: var(--radius-md);
      border: 1px solid var(--line);
      margin-bottom: 12px;
      transition: border-color .25s ease, box-shadow .25s ease, background .25s ease;
      overflow: hidden;
    }
    .faq-item:hover {
      border-color: rgba(232, 93, 42, .45);
      background: #FCFBF9;
    }
    .faq-item[open] {
      box-shadow: var(--shadow);
      background: #fff;
      border-color: #EECFBE;
    }
    .faq-item details summary {
      cursor: pointer;
      list-style: none;
      position: relative;
    }
    .faq-item summary::-webkit-details-marker {
      display: none;
    }
    .faq-item summary {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding: 20px 22px;
      font-size: 16px;
      line-height: 1.45;
      color: var(--ink);
      font-weight: 700;
    }
    .faq-item summary .faq-icon {
      content: "";
      flex-shrink: 0;
      width: 26px;
      height: 26px;
      border-radius: 50%;
      background: var(--brand-soft);
      position: relative;
    }
    .faq-item summary .faq-icon::before,
    .faq-item summary .faq-icon::after {
      content: "";
      position: absolute;
      left: 50%;
      top: 50%;
      background: var(--brand);
      transform: translate(-50%, -50%);
      border-radius: 3px;
    }
    .faq-item summary .faq-icon::before {
      width: 10px;
      height: 2px;
    }
    .faq-item summary .faq-icon::after {
      width: 2px;
      height: 10px;
      transition: opacity .2s ease;
    }
    .faq-item[open] summary .faq-icon::after {
      opacity: 0;
    }
    .faq-item[open] summary .faq-icon {
      background: var(--brand);
    }
    .faq-item[open] summary .faq-icon::before {
      background: #fff;
    }
    .faq-answer {
      padding: 0 22px 24px 22px;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.9;
      border-top: 1px solid var(--line);
      margin-left: 22px;
      margin-right: 22px;
      padding-left: 0;
      padding-right: 0;
      padding-top: 16px;
      max-width: 660px;
    }
    .faq-answer a {
      color: var(--brand);
      font-weight: 600;
      border-bottom: 1px solid transparent;
    }
    .faq-answer a:hover {
      border-bottom-color: var(--brand);
    }

    .section-light-cta {
      background: var(--cream);
      padding-top: 74px;
      padding-bottom: 80px;
    }
    .light-cta-card {
      background: var(--dark);
      border-radius: var(--radius-xl);
      padding: 54px 48px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 40px;
      color: #fff;
      background-image:
        radial-gradient(circle at 86% 10%, rgba(242, 181, 68, .24), transparent 40%),
        radial-gradient(circle at 8% 100%, rgba(232, 93, 42, .26), transparent 42%),
        url('/assets/images/backpic/back-3.webp');
      background-size: cover;
      background-position: center;
      background-blend-mode: overlay;
    }
    .light-cta-card h2 {
      font-size: clamp(23px, 2.8vw, 32px);
      line-height: 1.35;
      margin-bottom: 8px;
    }
    .light-cta-card p {
      color: rgba(255, 255, 255, .8);
      font-size: 15px;
      max-width: 520px;
    }

    .site-footer {
      background: var(--dark);
      color: rgba(255, 255, 255, .72);
      padding-top: 74px;
      position: relative;
      overflow: hidden;
    }
    .site-footer::before {
      content: "";
      position: absolute;
      right: -120px;
      bottom: -140px;
      width: 360px;
      height: 360px;
      border-radius: 50%;
      background: rgba(232, 93, 42, .08);
      filter: blur(10px);
      pointer-events: none;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr .8fr .8fr 1fr;
      gap: 50px;
      padding-bottom: 48px;
      border-bottom: 1px solid rgba(255, 255, 255, .12);
    }
    .footer-brand .brand-logo {
      color: #fff;
      margin-bottom: 14px;
    }
    .footer-brand .brand-logo .logo-mark {
      background: var(--brand);
    }
    .footer-brand .brand-logo .logo-text strong {
      color: #fff;
    }
    .footer-about {
      font-size: 14px;
      line-height: 1.9;
      color: rgba(255, 255, 255, .65);
      max-width: 330px;
      margin-bottom: 16px;
    }
    .footer-title {
      color: #fff;
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 20px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .footer-title::before {
      content: "";
      width: 4px;
      height: 16px;
      background: var(--brand);
      border-radius: 99px;
      display: inline-block;
    }
    .footer-col ul li {
      margin-bottom: 12px;
    }
    .footer-col ul a {
      font-size: 14px;
      color: rgba(255, 255, 255, .72);
    }
    .footer-col ul a:hover {
      color: var(--apricot);
      padding-left: 4px;
    }
    .footer-col p {
      font-size: 13px;
      line-height: 1.9;
      color: rgba(255, 255, 255, .5);
      margin-bottom: 16px;
    }
    .footer-note {
      font-size: 12px;
      border: 1px solid rgba(255, 255, 255, .12);
      border-radius: 12px;
      padding: 10px 14px;
      line-height: 1.75;
      color: rgba(255, 255, 255, .55);
    }
    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
      padding: 20px 0 26px;
      font-size: 13px;
      color: rgba(255, 255, 255, .5);
    }
    .footer-bottom .footer-domain {
      color: rgba(255, 255, 255, .64);
    }
    .footer-bottom-links {
      display: flex;
      gap: 20px;
    }
    .footer-bottom-links a {
      color: rgba(255, 255, 255, .52);
    }
    .footer-bottom-links a:hover {
      color: #fff;
    }
    .footer-beian {
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .footer-beian i {
      width: 4px;
      height: 4px;
      background: rgba(255, 255, 255, .35);
      border-radius: 50%;
      display: inline-block;
    }

    .back-top {
      position: fixed;
      right: 24px;
      bottom: 24px;
      z-index: 60;
      width: 44px;
      height: 44px;
      border-radius: 12px;
      background: rgba(255, 255, 255, .92);
      border: 1px solid rgba(229, 222, 212, .7);
      box-shadow: var(--shadow);
      color: var(--text);
      display: flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      visibility: hidden;
      transition: opacity .3s ease, visibility .3s ease, transform .25s ease;
    }
    .back-top.is-visible {
      opacity: 1;
      visibility: visible;
    }
    .back-top:hover {
      transform: translateY(-4px);
      color: var(--brand);
    }

    @media screen and (max-width: 1024px) {
      .hero-inner {
        gap: 46px;
        padding-top: 90px;
        padding-bottom: 112px;
      }
      .feature-layout {
        grid-template-columns: 1fr;
        gap: 50px;
      }
      .feature-side {
        justify-content: flex-start;
      }
      .feature-aside {
        max-width: 680px;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media screen and (max-width: 900px) {
      .nav-menu {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        bottom: 0;
        background: #FAF8F4;
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        padding: 30px 28px 40px;
        gap: 20px;
        transform: translateY(-6px);
        opacity: 0;
        visibility: hidden;
        transition: opacity .25s ease, transform .25s ease, visibility .3s;
        overflow-y: auto;
        z-index: 190;
        border-top: 1px solid var(--line);
        box-shadow: 0 18px 36px rgba(31, 46, 44, .12);
      }
      .nav-menu.is-open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
      }
      .nav-menu ul {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        gap: 8px;
        border-bottom: 1px solid var(--line);
        padding-bottom: 18px;
      }
      .nav-menu a.nav-link {
        font-size: 17px;
        min-height: 48px;
        padding: 0 20px;
        width: 100%;
      }
      .nav-menu a.nav-link.active::after {
        margin-left: auto;
      }
      .nav-menu .header-cta {
        display: none;
      }
      .mobile-toggle {
        display: inline-flex;
        margin-left: auto;
      }
      .nav-wrap {
        min-height: 60px;
      }
      .header-cta.desktop-cta {
        display: none;
      }
      .mobile-cta-in-nav {
        display: flex;
        width: 100%;
        justify-content: center;
      }
      .hero-inner {
        grid-template-columns: 1fr;
        padding-top: 72px;
        padding-bottom: 84px;
        gap: 54px;
      }
      .hero-visual {
        justify-content: center;
      }
      .poster-box {
        width: min(76%, 300px);
        aspect-ratio: 9 / 14.5;
      }
      .section {
        --space-section: 84px;
      }
    }

    @media screen and (min-width: 901px) {
      .mobile-cta-in-nav {
        display: none;
      }
    }

    @media screen and (max-width: 768px) {
      .container {
        width: min(100% - 32px, var(--container));
      }
      .nav-wrap {
        gap: 14px;
      }
      .logo-text small {
        display: none;
      }
      .logo-text strong {
        font-size: 17px;
      }
      .brand-logo .logo-mark {
        width: 37px;
        height: 37px;
        font-size: 17px;
      }
      .section-head h2 {
        font-size: 26px;
      }
      .curated-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: 20px;
      }
      .curated-media {
        aspect-ratio: 16 / 10;
      }
      .section-link-more {
        padding: 8px 12px;
      }
      .section-head.with-link {
        align-items: flex-start;
      }
      .feature-item {
        grid-template-columns: 48px 1fr;
        gap: 14px;
        padding: 18px 0;
      }
      .feature-item .feature-num {
        width: 44px;
        height: 44px;
        border-radius: 12px;
      }
      .feature-side,
      .feature-screen {
        margin: 0 auto;
        width: min(100%, 300px);
      }
      .news-layout {
        grid-template-columns: 1fr;
        gap: 24px;
      }
      .light-cta-card {
        flex-direction: column;
        padding: 40px 26px;
        align-items: flex-start;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 36px;
      }
      .footer-bottom {
        flex-direction: column;
        text-align: center;
      }
      .section-cta-band {
        padding: 58px 34px;
      }
      .cta-actions {
        flex-direction: column;
        align-items: stretch;
      }
      .cta-actions .btn {
        width: 100%;
      }
    }

    @media screen and (max-width: 520px) {
      body {
        font-size: 15px;
      }
      .container {
        width: calc(100% - 28px);
      }
      .hero h1 {
        font-size: 28px;
        line-height: 1.25;
      }
      .hero-lead {
        font-size: 15px;
      }
      .hero-inner {
        padding-top: 46px;
        padding-bottom: 58px;
      }
      .hero-actions {
        flex-direction: column;
        align-items: stretch;
      }
      .hero-actions .btn {
        width: 100%;
      }
      .poster-box {
        width: 72vw;
        max-width: 290px;
      }
      .poster-shadow {
        inset: 16px -12px -20px 12px;
      }
      .section-head h2 {
        font-size: 24px;
      }
      .section-head p {
        font-size: 14px;
      }
      .quotes-strip {
        padding-bottom: 20px;
      }
      .quote-card {
        padding: 22px 20px;
      }
      .faq-item summary {
        font-size: 15px;
        padding: 18px 8px 18px 18px;
      }
      .faq-item summary .faq-icon {
        width: 24px;
        height: 24px;
      }
      .faq-answer {
        font-size: 14px;
        margin-left: 16px;
        margin-right: 16px;
      }
      .news-main-content h3 {
        font-size: 19px;
      }
      .news-main-content {
        padding: 20px 18px 22px;
      }
      .back-top {
        right: 12px;
        bottom: 12px;
      }
    }

/* roulang page: category1 */
:root {
    --primary: #E85D2A;
    --primary-dark: #C4491D;
    --secondary: #1F8A70;
    --accent: #F2B544;
    --bg: #F7F5F0;
    --card-bg: #FFFFFF;
    --dark: #1F2E2C;
    --dark-warm: #3B2A1E;
    --text: #26221E;
    --muted: #5E5750;
    --weak: #978F87;
    --border: #E5DED4;
    --white: #FFFFFF;
    --radius-card: 16px;
    --radius-btn: 10px;
    --shadow-card: 0 4px 16px rgba(31, 46, 44, .07);
    --shadow-hover: 0 10px 28px rgba(31, 46, 44, .13);
    --font-main: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
  }

  *,
  *::before,
  *::after {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    margin: 0;
    font-family: var(--font-main);
    font-size: 16px;
    line-height: 1.75;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
  }

  img {
    max-width: 100%;
    display: inline-block;
    vertical-align: middle;
    border-radius: var(--radius-card);
  }

  a {
    color: inherit;
    text-decoration: none;
    transition: color .2s ease, background .2s ease, box-shadow .2s ease, transform .2s ease, border-color .2s ease;
  }

  button,
  input,
  textarea {
    font-family: inherit;
    font-size: 100%;
    line-height: 1.5;
  }

  .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
  }

  @media screen and (max-width: 640px) {
    .container {
      padding-left: 16px;
      padding-right: 16px;
    }
  }

  /* buttons */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    vertical-align: middle;
    min-height: 44px;
    padding: 0 22px;
    border-radius: var(--radius-btn);
    border: 1px solid transparent;
    background: transparent;
    font-size: 15px;
    font-weight: 650;
    line-height: 1;
    cursor: pointer;
    transition: background .2s ease, color .2s ease, border-color .2s ease, transform .15s ease, box-shadow .2s ease;
    text-align: center;
    white-space: nowrap;
  }

  .btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 6px 18px rgba(232, 93, 42, .22);
  }

  .btn-primary:hover,
  .btn-primary:focus-visible {
    background: var(--primary-dark);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 10px 24px rgba(196, 73, 29, .26);
  }

  .btn-primary:active {
    transform: scale(.98);
    box-shadow: 0 4px 12px rgba(196, 73, 29, .18);
  }

  .btn-outline-light {
    border-color: rgba(255, 255, 255, .75);
    color: #fff;
    background: transparent;
  }

  .btn-outline-light:hover,
  .btn-outline-light:focus-visible {
    background: rgba(255, 255, 255, .1);
    border-color: #fff;
    color: #fff;
  }

  .btn-accent {
    background: var(--accent);
    color: var(--dark);
    box-shadow: 0 6px 18px rgba(242, 181, 68, .22);
  }

  .btn-accent:hover,
  .btn-accent:focus-visible {
    background: #eea92b;
    color: var(--dark);
  }

  .btn-ghost {
    border: 1px solid rgba(255, 255, 255, .9);
    color: #fff;
  }

  .btn-ghost:hover,
  .btn-ghost:focus-visible {
    background: rgba(255, 255, 255, .12);
    border-color: #fff;
  }

  /* header nav */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 80;
    background: rgba(255, 255, 255, .94);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid transparent;
    transition: border-color .2s ease, box-shadow .2s ease;
  }

  .site-header.scrolled {
    border-bottom: 1px solid rgba(229, 222, 212, .9);
    box-shadow: 0 6px 20px rgba(31, 46, 44, .06);
  }

  .nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    height: 72px;
  }

  .brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
  }

  .logo-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: var(--dark);
    color: #fff;
    font-size: 20px;
    font-weight: 800;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(31, 46, 44, .18);
  }

  .logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.25;
  }

  .logo-text strong {
    font-size: 20px;
    font-weight: 800;
    color: var(--text);
    letter-spacing: .5px;
  }

  .logo-text small {
    font-size: 10px;
    color: var(--weak);
    font-weight: 500;
    letter-spacing: 1.8px;
    text-transform: uppercase;
  }

  .nav-menu ul {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
    margin: 0;
    padding: 0;
  }

  .nav-link {
    position: relative;
    display: inline-block;
    padding: 10px 13px;
    font-size: 15px;
    font-weight: 600;
    color: var(--muted);
    border-radius: 999px;
  }

  .nav-link:hover,
  .nav-link:focus-visible {
    color: var(--primary);
    background: rgba(232, 93, 42, .06);
  }

  .nav-link.active {
    color: var(--primary);
    background: rgba(232, 93, 42, .08);
  }

  .nav-link.active::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 2px;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--primary);
  }

  .desktop-cta {
    display: inline-block;
  }

  .mobile-toggle {
    display: none;
    position: relative;
    width: 46px;
    height: 46px;
    border: 0;
    border-radius: 10px;
    background: transparent;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
    flex-shrink: 0;
  }

  .mobile-toggle .burger-line {
    display: block;
    width: 20px;
    height: 2px;
    border-radius: 4px;
    background: var(--text);
    transition: transform .2s ease, opacity .2s ease;
  }

  .mobile-toggle:hover {
    background: rgba(232, 93, 42, .07);
  }

  .mobile-toggle[aria-expanded="true"] .burger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .mobile-toggle[aria-expanded="true"] .burger-line:nth-child(2) {
    opacity: 0;
  }

  .mobile-toggle[aria-expanded="true"] .burger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .mobile-cta-in-nav {
    display: none;
  }

  @media screen and (max-width: 1024px) {
    .nav-menu {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100vh;
      background: var(--bg);
      padding: 90px 28px 40px;
      z-index: -1;
      opacity: 0;
      visibility: hidden;
      transform: translateY(-8px);
      transition: opacity .25s ease, visibility .25s ease, transform .25s ease;
      overflow-y: auto;
    }

    .nav-menu.open {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }

    .nav-menu ul {
      flex-direction: column;
      align-items: stretch;
      gap: 8px;
      margin-bottom: 28px;
    }

    .nav-menu .nav-link {
      display: flex;
      align-items: center;
      min-height: 48px;
      padding: 0 18px;
      font-size: 20px;
      border-radius: 14px;
    }

    .nav-link.active::after {
      left: 16px;
      transform: translateY(0);
    }

    .mobile-cta-in-nav {
      display: block;
      margin-top: 16px;
    }

    .mobile-cta-in-nav .btn {
      width: 100%;
      min-height: 48px;
    }

    .desktop-cta {
      display: none;
    }

    .mobile-toggle {
      display: inline-flex;
    }
  }

  /* hero banner */
  .page-banner {
    position: relative;
    background: linear-gradient(96deg, rgba(31, 46, 44, .95) 0%, rgba(73, 47, 28, .78) 100%), url("/assets/images/backpic/back-1.png") center/cover no-repeat;
    color: #fff;
    padding: 78px 0 92px;
    overflow: hidden;
  }

  .banner-inner {
    position: relative;
    z-index: 2;
  }

  .breadcrumb {
    font-size: 13px;
    color: rgba(255, 255, 255, .68);
    margin-bottom: 28px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
  }

  .breadcrumb a {
    color: rgba(255, 255, 255, .75);
  }

  .breadcrumb a:hover {
    color: #fff;
  }

  .breadcrumb .sep {
    color: rgba(255, 255, 255, .38);
  }

  .breadcrumb .current {
    color: #fff;
    font-weight: 600;
  }

  .banner-heading {
    margin: 0 0 18px;
    font-size: 42px;
    line-height: 1.28;
    font-weight: 800;
    letter-spacing: .5px;
    max-width: 900px;
  }

  .banner-heading .highlight {
    color: var(--accent);
  }

  .banner-sub {
    font-size: 17px;
    line-height: 1.8;
    color: rgba(255, 255, 255, .88);
    max-width: 720px;
    margin: 0 0 32px;
  }

  .banner-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
  }

  @media screen and (max-width: 640px) {
    .page-banner {
      padding: 58px 0 68px;
    }

    .banner-heading {
      font-size: 28px;
    }

    .banner-sub {
      font-size: 15px;
    }

    .banner-actions .btn {
      width: 100%;
    }
  }

  /* sections */
  .content-section {
    padding: 90px 0;
  }

  .section-alt {
    background: #F1EDE6;
  }

  .section-soft {
    background: rgba(31, 138, 112, .05);
  }

  .section-head {
    max-width: 760px;
    margin-bottom: 48px;
  }

  .section-head.light {
    color: #fff;
  }

  .section-head h2 {
    font-size: 30px;
    line-height: 1.4;
    font-weight: 800;
    margin: 8px 0 14px;
    letter-spacing: .5px;
  }

  .section-head.light h2 {
    color: #fff;
  }

  .section-head .lead-copy {
    font-size: 16px;
    color: var(--muted);
    line-height: 1.75;
    margin: 0;
  }

  .section-head.light .lead-copy {
    color: rgba(255, 255, 255, .8);
  }

  .text-overline {
    font-size: 14px;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 1px;
  }

  .text-overline.green {
    color: var(--secondary);
  }

  @media screen and (max-width: 768px) {
    .content-section {
      padding: 64px 0;
    }

    .section-head {
      margin-bottom: 32px;
    }

    .section-head h2 {
      font-size: 24px;
    }
  }

  /* split intro */
  .split-2 {
    align-items: center;
    row-gap: 36px;
  }

  .split-text {
    padding-right: 24px;
  }

  .split-text h2 {
    font-size: 30px;
    line-height: 1.4;
    font-weight: 800;
    color: var(--text);
    margin: 8px 0 18px;
  }

  .split-text p {
    color: var(--muted);
    font-size: 16px;
    margin-bottom: 18px;
  }

  .keyline-list {
    list-style: none;
    margin: 22px 0 0;
    padding: 0;
  }

  .keyline-list li {
    position: relative;
    padding: 7px 0 7px 26px;
    color: var(--text);
    font-size: 15px;
    font-weight: 500;
  }

  .keyline-list li::before {
    content: "";
    position: absolute;
    left: 2px;
    top: 15px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--secondary);
  }

  .split-visual {
    position: relative;
  }

  .split-visual img {
    width: 100%;
    border-radius: 20px;
    box-shadow: var(--shadow-card);
  }

  .visual-stamp {
    position: absolute;
    right: 18px;
    bottom: 18px;
    background: rgba(31, 46, 44, .88);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    padding: 8px 14px;
    border-radius: 999px;
    backdrop-filter: blur(4px);
  }

  @media screen and (max-width: 1024px) {
    .split-text {
      padding-right: 0;
    }
  }

  /* path card grid */
  .path-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 24px;
  }

  .path-card {
    background: var(--card-bg);
    border-radius: var(--radius-card);
    padding: 28px 24px 26px;
    box-shadow: var(--shadow-card);
    transition: box-shadow .25s ease, transform .25s ease, border-color .25s ease;
    border: 1px solid rgba(229, 222, 212, .6);
  }

  .path-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
    border-color: rgba(232, 93, 42, .35);
  }

  .path-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 16px;
    font-size: 18px;
    font-weight: 800;
    color: #fff;
    background: var(--dark);
    margin-bottom: 22px;
  }

  .path-card:nth-child(1) .path-icon {
    background: var(--primary);
    box-shadow: 0 8px 18px rgba(232, 93, 42, .22);
  }

  .path-card:nth-child(2) .path-icon {
    background: var(--secondary);
    box-shadow: 0 8px 18px rgba(31, 138, 112, .2);
  }

  .path-card:nth-child(3) .path-icon {
    background: var(--accent);
    color: var(--dark);
    box-shadow: 0 8px 18px rgba(242, 181, 68, .24);
  }

  .path-card:nth-child(4) .path-icon {
    background: #744E35;
    box-shadow: 0 8px 18px rgba(116, 78, 53, .18);
  }

  .path-card h3 {
    font-size: 19px;
    font-weight: 700;
    margin: 0 0 10px;
    color: var(--text);
  }

  .path-card p {
    margin: 0;
    font-size: 14px;
    line-height: 1.75;
    color: var(--muted);
  }

  @media screen and (max-width: 1024px) {
    .path-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media screen and (max-width: 560px) {
    .path-grid {
      grid-template-columns: 1fr;
    }
  }

  /* intro note strip */
  .note-strip {
    margin-top: 40px;
    background: rgba(255, 255, 255, .72);
    border-left: 4px solid var(--secondary);
    border-radius: 12px;
    padding: 18px 22px;
    font-size: 15px;
    color: var(--text);
    line-height: 1.75;
  }

  /* step area */
  .steps-wrap {
    background: #1F2E2C;
    border-radius: 24px;
    color: #fff;
    padding: 52px 48px 58px;
    position: relative;
    overflow: hidden;
  }

  .steps-wrap::after {
    content: "";
    position: absolute;
    right: -80px;
    top: -80px;
    width: 280px;
    height: 280px;
    background: rgba(255, 255, 255, .04);
    border-radius: 50%;
  }

  .steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    position: relative;
    z-index: 2;
  }

  .step-item {
    position: relative;
    padding-top: 8px;
  }

  .step-item:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 44px;
    right: -18px;
    width: 22px;
    height: 1px;
    border-top: 2px dashed rgba(255, 255, 255, .24);
  }

  .step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 18px;
    background: rgba(255, 255, 255, .1);
    color: #fff;
    font-size: 22px;
    font-weight: 800;
    border: 1px solid rgba(255, 255, 255, .14);
    margin-bottom: 22px;
  }

  .step-item h3 {
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 10px;
  }

  .step-item p {
    font-size: 14px;
    line-height: 1.75;
    color: rgba(255, 255, 255, .74);
    margin: 0;
  }

  @media screen and (max-width: 1024px) {
    .steps-grid {
      grid-template-columns: repeat(2, 1fr);
      gap: 28px;
      row-gap: 40px;
    }

    .step-item:not(:last-child)::after {
      display: none;
    }

    .steps-wrap {
      padding: 40px 28px;
    }
  }

  @media screen and (max-width: 560px) {
    .steps-grid {
      grid-template-columns: 1fr;
    }
  }

  /* faq */
  .faq-container {
    max-width: 820px;
    margin: 0 auto;
  }

  .faq-list {
    margin-top: 28px;
  }

  details.faq-item {
    background: #fff;
    border: 1px solid var(--border);
    padding: 22px 26px;
    border-radius: 14px;
    margin-bottom: 14px;
    transition: border-color .2s ease, box-shadow .2s ease;
    list-style: none;
  }

  details.faq-item[open] {
    border-color: rgba(232, 93, 42, .36);
    box-shadow: 0 8px 22px rgba(31, 46, 44, .07);
  }

  summary {
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    cursor: pointer;
    color: var(--text);
    font-size: 16px;
    font-weight: 700;
}

summary::-webkit-details-marker { display:none; }
  summary:hover { color: var(--primary); }
  summary .icon-plus {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(31, 46, 44, .18);
    border-radius: 50%;
    background: #F7F5F0;
    color: var(--primary);
    font-size: 18px;
    font-weight: 400;
    transition: transform .25s ease, border-color .2s ease;
    position: relative;
  }
  summary .icon-plus::after{ content:""; width:8px; height:2px; background:var(--primary); position:absolute; }
  summary .icon-plus::before{ content:"";
    width:2px;
    height:8px;
    background: var(--primary);
    position:absolute;
    transition: transform .2s ease;
  }
  details[open] summary .icon-plus::before{ transform: scaleY(0); }
  .faq-answer{
    margin-top: 14px;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.8;
    padding-right: 54px;
  }

  @media screen and (max-width: 560px){
    .faq-answer { padding-right: 0; }
    details.faq-item { padding: 18px; }
  }

  /* cta block */
  .cta-block {
    background: linear-gradient(105deg, #1F2E2C 0%, #2A3B36 60%, #49301F 100%);
    border-radius: 24px;
    padding: 60px 64px 64px;
    color: #fff;
    position: relative;
    overflow: hidden;
    text-align: center;
  }
  .cta-block::before{
    content:"";
    position:absolute;
    width: 320px;
    height: 320px;
    right: -90px;
    bottom: -100px;
    border-radius: 50%;
    background: rgba(255,255,255,.04);
  }
  .cta-inner { position: relative; z-index: 2; max-width: 680px; margin: 0 auto; }
  .cta-inner h2{
    font-size: 32px;
    line-height:1.5;
    font-weight:800;
    margin: 8px 0 16px;
  }
  .cta-inner .cta-desc{
    font-size:15px;
    color: rgba(255,255,255,.76);
    max-width: 520px;
    margin: 0 auto 32px;
    line-height: 1.8;
  }
  .cta-btn-group{
    display:flex;
    gap: 14px;
    justify-content:center;
    flex-wrap: wrap;
  }
  .cta-inner .btn-primary{ background: var(--accent); color: var(--dark); }
  .cta-inner .btn-primary:hover{ background: #EEAF39; }
  .cta-inner .btn-ghost{ border-color: rgba(255,255,255,.8); }

  @media screen and (max-width:640px){
    .cta-block{ padding: 42px 20px; }
    .cta-inner h2{ font-size:26px; }
    .cta-btn-group .btn{ width:100%; }
  }

  /* link more */
  .link-more {
    display:inline-flex;
    align-items:center;
    gap:6px;
    color: var(--primary);
    font-weight:700;
    font-size:15px;
    margin-top:8px;
  }
  .link-more .arrow { transition: transform .2s ease; }
  .link-more:hover .arrow{ transform: translateX(4px); }

  /* misc spacing for sections */
  .py-60 { padding-top:60px; padding-bottom:60px; }
  .section-inner-bottom { margin-top: 0; }
  .mg-top-l{ margin-top: 40px; }
  .grid-padding-x > .cell {
    padding-left: 0.9375rem;
    padding-right: 0.9375rem;
  }

  /* footer copy styling */
  .footer-domain { font-family: "SFMono-Regular", Consolas, monospace; font-size:13px; color: rgba(255,255,255,.4); }
  .site-footer { background: var(--dark); color: rgba(255,255,255,.88); font-size:14px; padding-top:64px; padding-bottom:32px; }
  .footer-grid { display:grid; grid-template-columns: 1.4fr .7fr .8fr 1.1fr; gap: 36px; margin-bottom: 42px; }
  .footer-about{ margin: 18px 0 0; font-size:14px; line-height:1.8; color: rgba(255,255,255,.65); max-width:320px; }
  .footer-title{ font-size:15px; color:#fff; font-weight:700; margin-bottom:16px; }
  .footer-col ul{ list-style:none; margin:0; padding:0; }
  .footer-col li{ padding:5px 0; }
  .footer-col a{ color: rgba(255,255,255,.66); font-size:14px; }
  .footer-col a:hover{ color:#fff; }
  .footer-col p { color: rgba(255,255,255,.56); margin: 8px 0; line-height:1.75; }
  .footer-bottom{ display:flex; justify-content: space-between; align-items:center; flex-wrap:wrap; gap:12px; border-top: 1px solid rgba(255,255,255,.12); padding-top:24px; }
  .footer-copy{ color: rgba(255,255,255,.6); font-size:13px; }
  .footer-bottom-links{ display:flex; align-items:center; gap:14px; color: rgba(255,255,255,.4); font-size:13px; }
  .footer-bottom-links a{ color: rgba(255,255,255,.6); }
  .footer-bottom-links a:hover{ color:#fff; }
  .footer-note{ font-size:13px; color: rgba(255,255,255,.42); }
  .site-footer .brand-logo .logo-mark{ background: rgba(255,255,255,.14); }
  .site-footer .brand-logo strong{ color:#fff; }
  .site-footer .brand-logo small{ color: rgba(255,255,255,.5); }

  @media screen and (max-width: 1024px){
    .footer-grid{ grid-template-columns: 1fr 1fr; row-gap: 38px; }
  }
  @media screen and (max-width: 640px){
    .footer-grid{ grid-template-columns: 1fr; }
    .footer-bottom{ flex-direction: column; align-items:flex-start; }
  }

/* roulang page: article */
:root {
  --primary: #E85D2A;
  --primary-dark: #C94B1F;
  --secondary: #1F8A70;
  --accent: #F2B544;
  --dark-green: #1F2E2C;
  --paper: #F7F5F0;
  --card: #FFFFFF;
  --ink: #26221E;
  --muted: #5E5750;
  --soft: #978F87;
  --line: #E5DED4;
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-card: 0 4px 16px rgba(31,46,44,.07);
  --shadow-hover: 0 14px 28px rgba(31,46,44,.14);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s ease; }
ul, ol { margin: 0; padding: 0; }
button { font-family: inherit; cursor: pointer; }
.container, .grid-container { max-width: 1200px; width: 100%; margin: 0 auto; padding-left: 24px; padding-right: 24px; }
.grid-container { padding-left: 24px; padding-right: 24px; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(12px);
  transition: box-shadow .25s ease;
}
.site-header.is-scrolled { box-shadow: 0 8px 24px rgba(31,46,44,.08); }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; min-height: 72px; gap: 20px; }
.brand-logo { display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-mark {
  width: 38px; height: 38px; border-radius: 11px;
  background: linear-gradient(145deg, var(--primary), var(--accent));
  display: inline-flex; align-items: center; justify-content: center;
  color: #fff; font-size: 18px; font-weight: 800;
  box-shadow: 0 6px 14px rgba(232,93,42,.22);
}
.logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.logo-text strong { color: var(--ink); font-size: 18px; letter-spacing: .01em; white-space: nowrap; }
.logo-text small { font-size: 10px; color: var(--soft); letter-spacing: .12em; }
.nav-menu { display: flex; align-items: center; justify-content: flex-end; gap: 10px; }
.nav-menu ul { display: flex; align-items: center; gap: 2px; list-style: none; margin: 0; }
.nav-link {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 9px 13px; border-radius: 999px;
  color: var(--muted); font-size: 15px; font-weight: 600;
  position: relative; transition: color .2s ease, background .2s ease;
}
.nav-link:hover { color: var(--primary); background: rgba(232,93,42,.06); }
.nav-link.active { color: var(--primary); }
.nav-link.active::after {
  content: ""; position: absolute; left: 50%; bottom: 1px; transform: translateX(-50%);
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--primary);
}
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px; padding: 10px 24px;
  border-radius: 10px; border: 2px solid transparent;
  font-size: 15px; font-weight: 700; line-height: 1.2;
  transition: all .2s ease; white-space: nowrap;
}
.btn:active { transform: translateY(1px) scale(.99); }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 8px 18px rgba(232,93,42,.24); }
.btn-primary:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 12px 24px rgba(232,93,42,.28); }
.btn-outline { background: transparent; border-color: var(--dark-green); color: var(--dark-green); }
.btn-outline:hover { background: rgba(31,46,44,.06); color: var(--dark-green); }
.btn-light { background: #fff; color: var(--dark-green); }
.btn-light:hover { background: var(--accent); color: var(--dark-green); }
.btn-light-outline { background: transparent; border-color: rgba(255,255,255,.9); color: #fff; }
.btn-light-outline:hover { background: rgba(255,255,255,.12); color: #fff; }
.mobile-cta-in-nav { display: none; }
.mobile-toggle {
  display: none; width: 44px; height: 44px; padding: 10px;
  flex-direction: column; align-items: center; justify-content: center; gap: 5px;
  background: transparent; border: none; border-radius: 8px;
}
.mobile-toggle .burger-line { display: block; width: 22px; height: 2px; background: var(--ink); border-radius: 3px; transition: transform .25s ease, opacity .25s ease; }
.mobile-toggle[aria-expanded="true"] .burger-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-toggle[aria-expanded="true"] .burger-line:nth-child(2) { opacity: 0; }
.mobile-toggle[aria-expanded="true"] .burger-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.desktop-cta .btn-primary { min-height: 40px; padding: 7px 18px; font-size: 14px; border-radius: 8px; }

.site-footer {
  background: var(--dark-green);
  color: rgba(255,255,255,.88);
  padding: 64px 0 28px;
  margin-top: 60px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
  gap: 40px;
}
.site-footer .brand-logo { margin-bottom: 18px; }
.site-footer .logo-text strong { color: #fff; }
.footer-about { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,.62); max-width: 320px; }
.footer-title { font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 16px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { color: rgba(255,255,255,.68); font-size: 14px; transition: color .2s ease, padding-left .2s ease; }
.footer-col ul a:hover { color: var(--accent); padding-left: 5px; }
.footer-col p { font-size: 14px; color: rgba(255,255,255,.66); line-height: 1.8; margin-bottom: 14px; }
.footer-note { font-size: 13px; opacity: .82; }
.footer-bottom {
  margin-top: 44px; padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,.14);
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  font-size: 13px; color: rgba(255,255,255,.48);
}
.footer-copy .footer-domain { color: rgba(255,255,255,.5); }
.footer-bottom-links { display: inline-flex; align-items: center; gap: 14px; }
.footer-beian { display: inline-flex; align-items: center; gap: 6px; color: rgba(255,255,255,.4); }

.breadcrumb-nav { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; font-size: 13px; color: rgba(255,255,255,.68); padding: 14px 0 0; }
.breadcrumb-nav a { color: rgba(255,255,255,.78); transition: color .2s, opacity .2s; }
.breadcrumb-nav a:hover { color: #fff; }
.crumb-arrow { color: rgba(255,255,255,.5); font-style: normal; }
.breadcrumb-nav .crumb-current { color: #fff; font-weight: 600; }

.article-top-banner {
  position: relative;
  background-color: var(--dark-green);
  padding: 42px 0 122px;
  overflow: hidden;
}
.article-top-banner .banner-bg {
  position: absolute; inset: 0;
  background:
    linear-gradient(100deg, rgba(31,46,44,.93) 0%, rgba(38,58,52,.72) 58%, rgba(86,73,55,.42) 100%),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
}
.article-top-banner .grid-container { position: relative; z-index: 2; }
.article-heading-area { max-width: 980px; }
.article-cat-pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.25);
  color: var(--accent);
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 13px; font-weight: 700;
  margin-bottom: 20px;
}
.article-headline {
  color: #fff;
  font-size: 40px;
  line-height: 1.3;
  font-weight: 800;
  margin: 0 0 16px;
  letter-spacing: .01em;
}
.article-headline::before { content: ""; display: block; width: 48px; height: 4px; border-radius: 4px; background: var(--accent); margin-bottom: 20px; }
.article-meta-row {
  display: flex; align-items: center; flex-wrap: wrap; gap: 12px 22px;
  font-size: 13px; color: rgba(255,255,255,.68);
  margin-top: 8px;
}
.article-meta-row .meta-item { display: inline-flex; align-items: center; gap: 7px; }
.article-meta-row .meta-dot { width: 3px; height: 3px; border-radius: 50%; background: rgba(255,255,255,.5); }
.article-meta-row svg { opacity: .8; }

.article-body-section {
  padding: 0 0 70px;
  position: relative;
}
.article-content-card {
  background: var(--card);
  border-radius: 24px;
  box-shadow: var(--shadow-card);
  padding: 58px 66px 62px;
  margin-top: -76px;
  position: relative;
}
.article-entry-wrap { max-width: 720px; margin: 0 auto; }
.article-lead {
  border-left: 4px solid var(--primary);
  background: rgba(232,93,42,.05);
  padding: 18px 22px;
  border-radius: 0 12px 12px 0;
  font-size: 17px;
  font-weight: 600;
  color: #3A2F28;
  line-height: 1.85;
  margin: 0 0 40px;
}
.article-entry { font-size: 16.5px; line-height: 1.9; color: #33302B; }
.article-entry > p { margin: 0 0 1.45em; }
.article-entry h2 {
  font-size: 28px;
  font-weight: 750;
  margin: 1.7em 0 .7em;
  color: var(--ink);
  line-height: 1.4;
}
.article-entry h3 { font-size: 21px; font-weight: 700; margin: 1.5em 0 .6em; color: var(--ink); }
.article-entry img { border-radius: 14px; margin: 1.2em 0; }
.article-entry blockquote {
  margin: 1.8em 0; padding: 16px 22px;
  border-left: 4px solid var(--secondary);
  background: #F0F6F3;
  border-radius: 0 12px 12px 0;
  color: #405A51;
  font-size: 15.5px;
}
.article-entry ul, .article-entry ol { padding-left: 1.2em; margin: 0 0 1.4em; }
.article-entry ul li, .article-entry ol li { margin-bottom: .45em; }
.article-entry pre { background: var(--dark-green); color: #F3EBDF; padding: 18px 20px; border-radius: 12px; overflow-x: auto; margin: 1.4em 0; }
.article-entry a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
.article-entry a:hover { color: var(--primary-dark); }
.article-entry table { width: 100%; border-collapse: collapse; margin: 1.4em 0; }
.article-entry th { background: var(--paper); font-weight: 700; text-align: left; }
.article-entry td, .article-entry th { border: 1px solid var(--line); padding: 10px 14px; }
.article-tag-block {
  border-top: 1px solid var(--line);
  padding-top: 24px;
  margin-top: 46px;
}
.article-tag-label { font-size: 13px; color: var(--soft); margin-bottom: 12px; letter-spacing: .08em; }
.article-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-pill {
  display: inline-flex; align-items: center;
  background: var(--paper);
  border: 1px solid transparent;
  color: #6A5145;
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  transition: background .2s, border-color .2s, color .2s;
}
.tag-pill:hover { background: rgba(232,93,42,.1); border-color: rgba(232,93,42,.24); color: var(--primary); }

.article-empty-card {
  text-align: center;
  max-width: 560px;
  margin: 28px auto 12px;
  padding: 66px 30px;
  border: 1.5px dashed var(--line);
  border-radius: 20px;
  background: #FCFBF8;
}
.empty-icon {
  display: flex; align-items: center; justify-content: center;
  width: 58px; height: 58px;
  margin: 0 auto 18px;
  background: rgba(232,93,42,.12);
  color: var(--primary);
  border-radius: 18px;
  font-size: 26px;
  font-weight: 800;
}
.article-empty-card h2 { font-size: 24px; margin-bottom: 12px; color: var(--ink); font-weight: 750; }
.article-empty-card p { color: var(--muted); font-size: 15px; margin-bottom: 24px; }

.article-related {
  padding: 18px 0 72px;
}
.section-kicker { font-size: 14px; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.section-title { font-size: 28px; font-weight: 800; color: var(--ink); margin-bottom: 28px; line-height: 1.35; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 8px; }
.rel-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform .25s, box-shadow .25s;
  display: flex; flex-direction: column;
}
.rel-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.rel-card-cover { aspect-ratio: 16 / 10; overflow: hidden; background: #E9E3D9; }
.rel-card-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.rel-card:hover .rel-card-cover img { transform: scale(1.04); }
.rel-card-content { padding: 20px 22px 22px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.rel-card-cat { font-size: 12px; font-weight: 700; color: var(--secondary); letter-spacing: .03em; }
.rel-card-title { font-size: 18px; line-height: 1.5; font-weight: 700; color: var(--ink); }
.rel-card-title a:hover { color: var(--primary); }
.rel-card-text { font-size: 14px; color: var(--muted); line-height: 1.7; margin-top: auto; }
.rel-card-link { margin-top: 12px; font-size: 14px; font-weight: 700; color: var(--primary); }
.rel-card-link .arrow { display: inline-block; transition: transform .2s; }
.rel-card-link:hover .arrow { transform: translateX(5px); }

.article-bottom-cta {
  background: var(--dark-green);
  background-image: radial-gradient(circle at 82% 30%, rgba(242,181,68,.2), transparent 34%), radial-gradient(circle at 20% 100%, rgba(31,138,112,.25), transparent 42%);
  border-radius: 26px;
  padding: 56px 52px;
  margin: 20px 0 0;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-label { color: var(--accent); font-size: 13px; font-weight: 700; letter-spacing: .1em; margin-bottom: 10px; }
.cta-h2 { font-size: 30px; line-height: 1.35; margin-bottom: 16px; font-weight: 800; }
.cta-desc { max-width: 660px; color: rgba(255,255,255,.72); font-size: 15.5px; margin-bottom: 30px; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 14px; }

@media (max-width: 1023px) {
  .site-header .container { min-height: 60px; }
  .nav-wrap { min-height: 60px; }
  .mobile-toggle { display: inline-flex; }
  .desktop-cta { display: none; }
  .nav-menu {
    position: fixed; top: 60px; right: 0; left: 0; bottom: 0; z-index: 88;
    background: rgba(247,245,240,.98);
    flex-direction: column; justify-content: flex-start; align-items: stretch;
    padding: 26px 24px 40px;
    backdrop-filter: blur(10px);
    transform: translateX(100%);
    transition: transform .25s ease;
    overflow-y: auto;
  }
  .nav-menu.open { transform: translateX(0); }
  .nav-menu ul { flex-direction: column; align-items: stretch; gap: 2px; }
  .nav-link { justify-content: flex-start; font-size: 20px; padding: 12px 10px; border-radius: 10px; }
  .nav-link.active::after { left: 12px; bottom: auto; width: 6px; height: 6px; transform: none; }
  .mobile-cta-in-nav { display: flex; margin-top: 20px; }
  .mobile-cta-in-nav .btn { width: 100%; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
  .article-content-card { padding: 40px 36px 46px; }
  .article-headline { font-size: 34px; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .related-grid .rel-card:last-child { grid-column: span 2; }
}
@media (max-width: 767px) {
  .grid-container, .container { padding-left: 20px; padding-right: 20px; }
  .logo-text strong { font-size: 17px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .article-top-banner { padding: 26px 0 168px; }
  .breadcrumb-nav { padding-top: 8px; }
  .article-headline { font-size: 28px; line-height: 1.4; }
  .article-content-card { padding: 34px 22px 40px; margin-top: -122px; border-radius: 18px; }
  .article-lead { font-size: 16px; padding: 14px 16px; }
  .article-entry { font-size: 16px; line-height: 1.85; }
  .related-grid { grid-template-columns: 1fr; }
  .related-grid .rel-card:last-child { grid-column: auto; }
  .article-bottom-cta { padding: 36px 24px; border-radius: 18px; }
  .cta-h2 { font-size: 24px; }
  .cta-actions .btn { width: 100%; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}

/* roulang page: category2 */
:root {
  --main: #E85D2A;
  --main-dark: #D24B1B;
  --accent: #1F8A70;
  --accent-deep: #176B57;
  --gold: #F2B544;
  --bg: #F7F5F0;
  --card: #ffffff;
  --ink: #26221E;
  --text: #5E5750;
  --muted: #978F87;
  --line: #E5DED4;
  --dark: #1F2E2C;
  --dark-2: #293A36;
  --radius: 18px;
  --radius-sm: 10px;
  --radius-pill: 999px;
  --shadow: 0 4px 16px rgba(31,46,44,.07);
  --shadow-lg: 0 16px 44px rgba(31,46,44,.14);
  --font: "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--bg);
}
body.nav-open { overflow: hidden; }
img { display: block; max-width: 100%; height: auto; border: 0; }
p { margin-top: 0; margin-bottom: 1.25rem; }
h1, h2, h3, h4 { margin-top: 0; line-height: 1.35; color: var(--ink); }
ul { list-style: none; margin: 0; padding: 0; }
a { color: inherit; text-decoration: none; transition: color .22s ease, background-color .22s ease, border-color .22s ease, box-shadow .22s ease; }
button { font-family: inherit; }
:focus-visible { outline: 3px solid rgba(232,93,42,.32); outline-offset: 3px; border-radius: 6px; }

.container, .grid-container {
  max-width: 1240px;
  margin-right: auto;
  margin-left: auto;
  padding-right: 24px;
  padding-left: 24px;
}

.section-padding { padding: 92px 0; }
.section-heading { max-width: 820px; margin-bottom: 42px; }
.section-heading h2 { font-size: 32px; font-weight: 800; letter-spacing: .01em; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 650;
  letter-spacing: .1em;
  color: var(--main);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 3px;
  border-radius: 99px;
  background: var(--main);
}
.eyebrow.is-green { color: var(--accent); }
.eyebrow.is-green::before { background: var(--accent); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 24px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  font-weight: 650;
  font-size: 15px;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  transition: all .22s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--main); border-color: var(--main); color: #fff; }
.btn-primary:hover { background: var(--main-dark); border-color: var(--main-dark); color: #fff; }
.btn-line { background: transparent; border-color: var(--dark); color: var(--dark); }
.btn-line:hover { background: rgba(31,46,44,.06); color: var(--dark); }
.btn-light { background: #fff; border-color: #fff; color: var(--dark); }
.btn-light:hover { background: rgba(255,255,255,.88); border-color: rgba(255,255,255,.88); color: var(--dark); }
.btn-ghost-light { background: transparent; border-color: rgba(255,255,255,.72); color: #fff; }
.btn-ghost-light:hover { background: rgba(255,255,255,.12); border-color: #fff; color: #fff; }
.btn-gold { background: var(--gold); border-color: var(--gold); color: var(--dark); }
.btn-gold:hover { background: #EBAE39; border-color: #EBAE39; color: var(--dark); }

/* ---------- Header 导航 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  height: 76px;
  background: rgba(247,245,240,.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: box-shadow .25s ease, border-color .25s ease;
}
.site-header.is-scrolled {
  box-shadow: 0 8px 28px rgba(31,46,44,.07);
  border-bottom-color: var(--line);
}
.nav-wrap { height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 26px; }
.brand-logo { display: inline-flex; align-items: center; gap: 11px; flex-shrink: 0; }
.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 13px;
  background: var(--main);
  color: #fff;
  font-size: 22px;
  font-weight: 800;
  display: grid;
  place-items: center;
  box-shadow: 0 6px 16px rgba(232,93,42,.25);
}
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-text strong { font-size: 20px; font-weight: 800; color: var(--ink); letter-spacing: .01em; }
.logo-text small { font-size: 10px; font-weight: 600; letter-spacing: .13em; color: var(--muted); margin-top: 4px; }
.nav-menu { display: flex; align-items: center; }
.nav-menu ul { display: flex; align-items: center; gap: 28px; }
.nav-link {
  position: relative;
  display: inline-block;
  padding: 10px 2px;
  font-size: 15px;
  font-weight: 550;
  color: var(--ink);
}
.nav-link:hover { color: var(--main); }
.nav-link.active { color: var(--main); }
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 3px;
  border-radius: 99px;
  background: var(--main);
}
.header-cta { display: flex; align-items: center; flex-shrink: 0; }
.mobile-cta-in-nav { display: none; }

.mobile-toggle {
  display: none;
  width: 46px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 0;
}
.burger-line {
  display: block;
  width: 24px;
  height: 2px;
  border-radius: 99px;
  background: var(--ink);
  transition: transform .22s ease, opacity .22s ease;
}
body.nav-open .burger-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
body.nav-open .burger-line:nth-child(2) { opacity: 0; }
body.nav-open .burger-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* 移动菜单遮罩 */
.nav-scrim {
  position: fixed;
  inset: 0;
  z-index: 80;
  background: rgba(31,46,44,.36);
  opacity: 0;
  visibility: hidden;
  transition: opacity .25s ease, visibility .25s ease;
}
body.nav-open .nav-scrim { opacity: 1; visibility: visible; }

/* ---------- 分类页顶部横幅 ---------- */
.category-hero {
  position: relative;
  color: #fff;
  background-color: #2A3A36;
  background-image: linear-gradient(100deg, rgba(31,46,44,.96) 20%, rgba(31,46,44,.76) 56%, rgba(77,53,39,.34) 100%), url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center 70%;
  padding: 72px 0 64px;
}
.category-hero .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: rgba(255,255,255,.66);
  margin-bottom: 34px;
}
.category-hero .breadcrumbs a { color: rgba(255,255,255,.85); transition: color .2s; }
.category-hero .breadcrumbs a:hover { color: #fff; }
.category-hero .breadcrumbs .current { color: #fff; font-weight: 600; }
.category-hero .breadcrumbs .divider { color: rgba(255,255,255,.4); }
.hero-copy { padding-right: 24px; }
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  padding: 7px 14px;
  border-radius: 99px;
  background: rgba(255,255,255,.12);
  color: rgba(255,255,255,.9);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
}
.hero-kicker .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gold); }
.category-hero h1 {
  font-size: 46px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: .02em;
}
.hero-lead {
  max-width: 620px;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(255,255,255,.82);
  margin-bottom: 32px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-visual { text-align: center; }
.hero-card-stage {
  display: inline-flex;
  justify-content: center;
  padding: 12px 14px 26px;
}
.hero-card-slot {
  position: relative;
  width: 272px;
  max-width: 100%;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 28px 70px rgba(17,26,24,.34);
  border: 1px solid rgba(255,255,255,.28);
  background: #e8e0d5;
}
.hero-card-slot img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  transition: transform .6s ease;
}
.hero-card-stage:hover img { transform: scale(1.03); }
.hero-card-tag {
  position: absolute;
  top: 18px;
  left: 18px;
  padding: 6px 13px;
  border-radius: 99px;
  background: var(--main);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  box-shadow: 0 6px 18px rgba(0,0,0,.18);
}
.hero-card-info {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 16px;
  padding: 13px 16px;
  border-radius: 12px;
  background: rgba(31,46,44,.74);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  text-align: left;
  backdrop-filter: blur(7px);
}

/* ---------- 内容范围卡片 ---------- */
.overview-section { background: var(--bg); }
.overview-grid { row-gap: 24px; }
.overview-card {
  position: relative;
  background: #fff;
  border: 1px solid rgba(229,222,212,.75);
  border-radius: var(--radius);
  padding: 30px 28px 24px;
  height: 100%;
  box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  overflow: hidden;
}
.overview-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--main);
  border-radius: 0 6px 6px 0;
  opacity: 0;
  transition: opacity .22s ease;
}
.overview-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(232,93,42,.2); }
.overview-card:hover::before { opacity: 1; }
.ov-key {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(232,93,42,.12);
  color: var(--main);
  font-weight: 800;
  font-size: 14px;
  margin-bottom: 22px;
}
.overview-card.is-green .ov-key { background: rgba(31,138,112,.12); color: var(--accent); }
.overview-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; }
.overview-card p { font-size: 14px; line-height: 1.8; color: var(--text); margin-bottom: 0; }
.overview-card .arrow-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 20px;
  color: var(--text);
  font-size: 13px;
  font-weight: 650;
}
.overview-card:hover .arrow-link { color: var(--main); }
.overview-card .arrow-link span { transition: transform .22s ease; }
.overview-card:hover .arrow-link span { transform: translateX(4px); }

/* ---------- 图文浮动卡 ---------- */
.story-section { padding: 96px 0 40px; }
.story-box {
  position: relative;
  min-height: 420px;
  background: #fff;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.story-media {
  position: absolute;
  inset: 0 0 0 auto;
  width: 70%;
  background-size: cover;
  background-position: center 62%;
}
.story-card {
  position: relative;
  z-index: 2;
  width: 52%;
  background: rgba(255,255,255,.96);
  padding: 36px 38px;
  margin: 56px 0 56px 48px;
  border-radius: 22px;
  box-shadow: 0 18px 50px rgba(31,46,44,.16);
  backdrop-filter: blur(8px);
}
.story-card h2 { font-size: 28px; font-weight: 800; margin-bottom: 16px; }
.story-card p { color: var(--text); line-height: 1.85; }
.check-list { margin-top: 20px; display: grid; gap: 13px; }
.check-list li {
  position: relative;
  padding-left: 30px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(31,138,112,.13);
  border: 2px solid var(--accent);
}

/* ---------- 步骤条 ---------- */
.steps-section { padding: 72px 0 96px; }
.steps-section .section-heading { margin-bottom: 48px; }
.step-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.step-item {
  position: relative;
  padding: 32px 28px;
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.step-item:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: rgba(232,93,42,.24); }
.step-item::after {
  content: "";
  position: absolute;
  top: 54px;
  right: -16px;
  width: 23px;
  border-top: 2px dashed #D6CEC3;
}
.step-item:last-child::after { display: none; }
.step-num {
  display: inline-flex;
  padding: 4px 12px;
  border-radius: 99px;
  background: rgba(232,93,42,.12);
  color: var(--main);
  font-weight: 800;
  font-size: 13px;
  margin-bottom: 20px;
}
.step-item h3 { font-size: 19px; font-weight: 700; margin-bottom: 8px; }
.step-item p { font-size: 14px; color: var(--text); line-height: 1.78; margin-bottom: 0; }

/* ---------- 热门榜单 ---------- */
.rank-section { background: #EFEBE4; padding: 96px 0; }
.rank-wrap { max-width: 1060px; }
.rank-row {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 22px;
  align-items: center;
  background: #fff;
  padding: 28px 30px;
  border-radius: 22px;
  margin-bottom: 18px;
  border: 1px solid transparent;
  box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.rank-row:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(232,93,42,.2); }
.rank-no {
  font-size: 46px;
  font-weight: 850;
  line-height: 1;
  color: #E0D9CF;
  transition: color .22s ease;
  font-variant-numeric: tabular-nums;
}
.rank-row:hover .rank-no { color: var(--main); }
.rank-main h3 { font-size: 20px; font-weight: 750; margin-bottom: 6px; }
.rank-main p { font-size: 14.5px; color: var(--text); margin-bottom: 10px; line-height: 1.8; }
.rank-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 99px;
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--text);
  font-size: 12px;
  font-weight: 600;
}
.tag.is-green { background: rgba(31,138,112,.1); border-color: rgba(31,138,112,.18); color: var(--accent-deep); }
.tag.is-main { background: rgba(232,93,42,.08); border-color: rgba(232,93,42,.18); color: var(--main-dark); }
.rank-type {
  align-self: start;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-deep);
  border: 1px solid rgba(31,138,112,.28);
  background: rgba(31,138,112,.08);
  padding: 5px 11px;
  border-radius: 99px;
  white-space: nowrap;
}

/* ---------- 特色图文行 ---------- */
.features-section { padding: 96px 0 40px; background: var(--bg); }
.feature-row {
  display: flex;
  align-items: center;
  gap: 58px;
  padding: 44px 0;
}
.feature-row + .feature-row { border-top: 1px dashed #DED6CB; margin-top: 10px; }
.feature-row.is-reverse { flex-direction: row-reverse; }
.feature-media {
  flex: 0 0 46%;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.feature-media img { width: 100%; height: 360px; object-fit: cover; }
.feature-copy { flex: 1; max-width: 560px; }
.feature-copy .tag { margin-bottom: 14px; }
.feature-copy h3 { font-size: 28px; font-weight: 800; margin-bottom: 14px; }
.feature-copy p { font-size: 15px; color: var(--text); line-height: 1.85; margin-bottom: 0; }
.feature-points { margin-top: 18px; display: grid; gap: 10px; }
.feature-points li {
  display: flex;
  gap: 10px;
  font-size: 14px;
  color: var(--ink);
}
.feature-points li::before {
  content: "·";
  color: var(--main);
  font-weight: 900;
  font-size: 22px;
  line-height: 1;
  transform: translateY(2px);
}

/* ---------- FAQ ---------- */
.faq-section { padding: 96px 0; }
.faq-list { max-width: 980px; margin: 0 auto; }
.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  margin-bottom: 14px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: border-color .22s ease, box-shadow .22s ease;
}
.faq-item:hover { border-color: rgba(232,93,42,.32); }
.faq-item[open] { border-color: rgba(232,93,42,.28); box-shadow: var(--shadow-lg); }
.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 21px 26px;
  font-size: 16px;
  font-weight: 650;
  color: var(--ink);
  user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-icon {
  flex: 0 0 auto;
  position: relative;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(232,93,42,.1);
  transition: background .22s ease, transform .22s ease;
}
.faq-icon::before, .faq-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 12px;
  height: 2px;
  border-radius: 99px;
  background: var(--main);
  transform: translate(-50%, -50%);
}
.faq-icon::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq-item[open] .faq-icon::after { transform: translate(-50%, -50%) rotate(0deg); }
.faq-answer { padding: 0 26px 24px; }
.faq-answer p { color: var(--text); font-size: 15px; margin-bottom: 0; line-height: 1.9; }
.faq-item[open] summary .faq-icon { background: var(--main); }
.faq-item[open] summary .faq-icon::before { background: #fff; }
.faq-item[open] summary .faq-icon::after { background: #fff; }

/* ---------- CTA ---------- */
.cta-band {
  position: relative;
  background-color: var(--dark);
  background-image: linear-gradient(110deg, rgba(31,46,44,.97) 24%, rgba(31,46,44,.78) 70%), url('/assets/images/backpic/back-3.webp');
  background-size: cover;
  background-position: center;
  color: #fff;
  border-radius: 0;
  padding: 92px 0;
}
.cta-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 48px;
  align-items: center;
}
.cta-copy h2 { color: #fff; font-size: 36px; font-weight: 800; margin-bottom: 18px; line-height: 1.3; }
.cta-copy p { color: rgba(255,255,255,.78); font-size: 16px; max-width: 650px; margin-bottom: 30px; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.cta-mark {
  display: flex;
  justify-content: center;
}
.cta-mark-inner {
  width: 220px;
  padding: 22px;
  border-radius: 22px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.22);
  text-align: center;
  line-height: 1.6;
}
.cta-mark-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 14px;
  border-radius: 18px;
  background: var(--gold);
  color: var(--dark);
  font-size: 26px;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
}
.cta-mark-inner span { display: block; color: rgba(255,255,255,.86); font-size: 15px; font-weight: 600; }
.cta-mark-inner small { color: rgba(255,255,255,.55); font-size: 12px; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--dark);
  color: rgba(255,255,255,.78);
  padding: 66px 0 0;
}
.site-footer .brand-logo { margin-bottom: 18px; }
.site-footer .brand-logo .logo-text strong { color: #fff; }
.footer-about {
  font-size: 14px;
  line-height: 1.9;
  color: rgba(255,255,255,.66);
  margin-bottom: 0;
  max-width: 360px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.35fr;
  gap: 46px;
  padding-bottom: 48px;
}
.footer-title {
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: .04em;
}
.footer-col ul li { line-height: 2.2; }
.footer-col ul a, .footer-col p { color: rgba(255,255,255,.66); font-size: 14px; }
.footer-col ul a:hover { color: #fff; }
.footer-col p { line-height: 1.9; margin-bottom: 14px; }
.footer-note { font-size: 12px; color: rgba(255,255,255,.46); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.12);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13px;
  color: rgba(255,255,255,.5);
}
.footer-bottom-links { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.footer-bottom-links a { color: rgba(255,255,255,.7); }
.footer-bottom-links a:hover { color: #fff; }
.footer-domain { color: rgba(255,255,255,.34); }
.footer-beian {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,.42);
}
.footer-beian i {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--gold);
  display: inline-block;
  opacity: .6;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .section-padding { padding: 80px 0; }
  .story-card { width: 60%; margin: 44px 0 44px 30px; padding: 30px 28px; }
  .step-track { grid-template-columns: repeat(2, 1fr); gap: 18px; }
  .step-item::after { display: none; }
  .step-item { margin-bottom: 6px; }
  .rank-row { grid-template-columns: 64px 1fr; }
  .rank-type { justify-self: start; grid-column: 2; margin-top: -4px; }
  .cta-grid { grid-template-columns: 1fr; gap: 32px; }
  .cta-mark { justify-content: flex-start; }
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; row-gap: 38px; }
}

@media (max-width: 900px) {
  .site-header { height: 64px; }
  .nav-wrap { height: 64px; }
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    height: 100vh;
    width: min(88vw, 420px);
    background: var(--bg);
    box-shadow: -18px 0 44px rgba(31,46,44,.16);
    z-index: 92;
    display: block;
    padding: 76px 30px 30px;
    transition: right .3s ease;
  }
  body.nav-open .nav-menu { right: 0; }
  .nav-menu ul { flex-direction: column; align-items: flex-start; gap: 8px; }
  .nav-link { font-size: 20px; line-height: 2.2; }
  .nav-link.active::after { bottom: 4px; }
  .desktop-cta { display: none; }
  .mobile-toggle { display: inline-flex; z-index: 96; }
  .mobile-cta-in-nav { display: block; margin-top: 34px; }
  .mobile-cta-in-nav .btn { width: 100%; }
  .category-hero { padding: 56px 0 44px; }
  .category-hero h1 { font-size: 34px; }
  .hero-copy { padding-right: 0; }
  .hero-visual { margin-top: 40px; }
  .story-media { width: 100%; height: 330px; inset: auto 0 auto 0; border-radius: 0 0 24px 24px; }
  .story-card { width: auto; margin: 24px; padding: 26px 24px; }
  .rank-no { font-size: 38px; }
}

@media (max-width: 640px) {
  .container, .grid-container { padding-right: 18px; padding-left: 18px; }
  body { font-size: 15px; }
  .site-header { height: 60px; }
  .nav-wrap { height: 60px; }
  .logo-mark { width: 35px; height: 35px; font-size: 19px; border-radius: 11px; }
  .logo-text strong { font-size: 17px; }
  .logo-text small { font-size: 9px; }
  .section-heading h2 { font-size: 24px; }
  .section-heading { margin-bottom: 28px; }
  .overview-card { padding: 24px 20px; }
  .overview-card h3 { font-size: 18px; }
  .story-section, .steps-section, .rank-section, .faq-section, .features-section { padding: 60px 0; }
  .story-card { margin: 18px; padding: 24px 20px; border-radius: 17px; }
  .story-card h2 { font-size: 22px; }
  .story-card p { font-size: 14px; }
  .step-track { grid-template-columns: 1fr; }
  .step-item { padding: 25px 22px; }
  .rank-row {
    grid-template-columns: 52px 1fr;
    padding: 22px 18px;
    gap: 16px;
  }
  .rank-no { font-size: 32px; }
  .rank-main p { font-size: 14px; }
  .rank-tags { margin-top: 4px; }
  .feature-row { flex-direction: column !important; gap: 24px; padding: 36px 0; }
  .feature-media { flex: 0 0 auto; width: 100%; }
  .feature-media img { height: 230px; }
  .feature-copy h3 { font-size: 22px; }
  .feature-copy p { font-size: 14px; }
  .cta-band { padding: 64px 0; }
  .cta-copy h2 { font-size: 26px; }
  .cta-actions .btn { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-grid { padding-bottom: 32px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; padding: 18px 0; }
  .category-hero .grid-x > .cell { margin-bottom: 18px; }
}

/* roulang page: category3 */
:root {
        --brand: #E85D2A;
        --brand-deep: #C9471D;
        --brand-soft: rgba(232, 93, 42, .10);
        --teal: #1F8A70;
        --teal-deep: #146151;
        --gold: #F2B544;
        --paper: #F7F5F0;
        --white: #FFFFFF;
        --ink: #26221E;
        --muted: #5E5750;
        --weak: #978F87;
        --line: #E5DED4;
        --deep: #1F2E2C;
        --deep-soft: #2A3D3A;
        --shadow-card: 0 4px 16px rgba(31, 46, 44, .07);
        --shadow-lift: 0 14px 28px rgba(31, 46, 44, .14);
        --shadow-orange: 0 10px 24px rgba(232, 93, 42, .22);
        --radius-lg: 22px;
        --radius-md: 16px;
        --radius-sm: 10px;
        --spacer: 96px;
    }

    *,
    *:before,
    *:after {
        box-sizing: border-box;
    }

    html {
        scroll-behavior: smooth;
    }

    body {
        margin: 0;
        font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
        background: var(--paper);
        color: var(--ink);
        font-size: 16px;
        line-height: 1.75;
        -webkit-font-smoothing: antialiased;
    }

    body.nav-open {
        overflow: hidden;
    }

    img {
        max-width: 100%;
        height: auto;
        display: block;
    }

    a {
        color: var(--brand);
        text-decoration: none;
        transition: color .22s ease, background .22s ease, border-color .22s ease, box-shadow .22s ease, transform .22s ease;
    }

    a:hover {
        color: var(--brand-deep);
    }

    a:focus-visible,
    button:focus-visible,
    summary:focus-visible {
        outline: 3px solid rgba(232, 93, 42, .45);
        outline-offset: 3px;
        border-radius: 6px;
    }

    ul,
    ol {
        padding: 0;
        margin: 0;
    }

    li {
        list-style: none;
    }

    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 28px;
    }

    .container-wide {
        max-width: 1320px;
    }

    .site-header {
        position: sticky;
        top: 0;
        z-index: 60;
        background: rgba(247, 245, 240, .94);
        backdrop-filter: blur(12px);
        border-bottom: 1px solid transparent;
        transition: box-shadow .25s ease, border-color .25s ease;
    }

    .site-header.scrolled {
        border-bottom-color: var(--line);
        box-shadow: 0 8px 24px rgba(31, 46, 44, .05);
    }

    .nav-wrap {
        display: flex;
        align-items: center;
        justify-content: space-between;
        min-height: 72px;
        gap: 20px;
    }

    .brand-logo {
        display: inline-flex;
        align-items: center;
        gap: 11px;
        flex-shrink: 0;
    }

    .logo-mark {
        width: 44px;
        height: 44px;
        border-radius: 13px;
        background: linear-gradient(145deg, var(--brand), var(--brand-deep));
        color: #fff;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-size: 24px;
        font-weight: 800;
        box-shadow: var(--shadow-orange);
    }

    .logo-text {
        display: flex;
        flex-direction: column;
        line-height: 1.2;
    }

    .logo-text strong {
        font-size: 19px;
        font-weight: 800;
        letter-spacing: .5px;
        color: var(--ink);
    }

    .logo-text small {
        font-size: 10px;
        letter-spacing: 2.8px;
        color: var(--weak);
        margin-top: 3px;
        font-weight: 600;
    }

    .nav-menu ul {
        display: flex;
        align-items: center;
        gap: 4px;
    }

    .nav-menu .nav-link {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-size: 15px;
        font-weight: 600;
        color: var(--muted);
        padding: 9px 15px;
        border-radius: 999px;
        position: relative;
        border: 1px solid transparent;
    }

    .nav-menu .nav-link:hover {
        color: var(--brand-deep);
        background: var(--brand-soft);
    }

    .nav-menu .nav-link.active {
        color: var(--brand-deep);
        background: var(--brand-soft);
    }

    .nav-menu .nav-link.active::after {
        content: "";
        width: 5px;
        height: 5px;
        border-radius: 50%;
        background: var(--brand);
        margin-left: 2px;
        flex-shrink: 0;
    }

    .header-cta.desktop-cta {
        flex-shrink: 0;
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-height: 44px;
        padding: 0 26px;
        border-radius: var(--radius-sm);
        font-size: 15px;
        font-weight: 650;
        line-height: 1;
        border: 2px solid transparent;
        gap: 9px;
        text-decoration: none;
        cursor: pointer;
        transition: all .22s ease;
        white-space: nowrap;
    }

    .btn svg {
        flex-shrink: 0;
    }

    .btn-primary {
        background: var(--brand);
        border-color: var(--brand);
        color: #fff !important;
        box-shadow: 0 6px 16px rgba(232, 93, 42, .18);
    }

    .btn-primary:hover {
        background: var(--brand-deep);
        border-color: var(--brand-deep);
        transform: translateY(-2px);
        box-shadow: var(--shadow-orange);
    }

    .btn-primary:active {
        transform: translateY(0);
    }

    .btn-secondary {
        background: transparent;
        border-color: var(--deep);
        color: var(--deep) !important;
    }

    .btn-secondary:hover {
        background: rgba(31, 46, 44, .06);
        border-color: var(--teal);
        color: var(--teal-deep) !important;
    }

    .mobile-toggle {
        display: none;
        width: 46px;
        height: 46px;
        border: 0;
        background: transparent;
        border-radius: 12px;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 5px;
        cursor: pointer;
    }

    .burger-line {
        width: 24px;
        height: 2px;
        background: var(--ink);
        border-radius: 999px;
        transition: transform .25s ease, opacity .25s ease;
    }

    .nav-menu .mobile-cta-in-nav {
        display: none;
    }

    @media (min-width: 1025px) {
        .grid-x {
            display: flex;
            flex-flow: row wrap;
        }
        .grid-x > .cell {
            box-sizing: border-box;
            padding: 0 16px;
        }
        .grid-x > .medium-5 {
            width: 41.6667%;
        }
        .grid-x > .medium-6 {
            width: 50%;
        }
        .grid-x > .medium-7 {
            width: 58.3333%;
        }
        .grid-x > .medium-4 {
            width: 33.3333%;
        }
        .grid-x > .medium-8 {
            width: 66.6667%;
        }
    }

    @media (max-width: 1024px) {
        .grid-x {
            display: flex;
            flex-flow: row wrap;
        }
        .grid-x > .cell {
            width: 100%;
            box-sizing: border-box;
            padding: 0 12px;
        }
    }

    .category-hero {
        padding: 68px 0 40px;
        position: relative;
        background:
            radial-gradient(circle at 84% 22%, rgba(232, 93, 42, .09), transparent 34%),
            radial-gradient(circle at 16% 86%, rgba(31, 138, 112, .07), transparent 30%);
        border-bottom: 1px solid var(--line);
    }

    .crumb-list {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 8px;
        font-size: 13px;
        color: var(--weak);
        padding: 0 0 22px;
    }

    .crumb-list a {
        color: var(--weak);
        font-weight: 500;
    }

    .crumb-list a:hover {
        color: var(--brand);
    }

    .crumb-list [aria-current="page"] {
        color: var(--ink);
        font-weight: 700;
    }

    .crumb-sep {
        color: #C9C1B7;
    }

    .kicker {
        display: inline-flex;
        align-items: center;
        gap: 9px;
        font-size: 14px;
        font-weight: 700;
        color: var(--brand-deep);
        background: var(--brand-soft);
        padding: 7px 15px;
        border-radius: 999px;
        margin-bottom: 20px;
        letter-spacing: .5px;
    }

    .kicker .dot {
        width: 7px;
        height: 7px;
        border-radius: 50%;
        background: var(--brand);
    }

    .category-hero h1 {
        font-size: 44px;
        line-height: 1.25;
        font-weight: 800;
        margin: 0 0 18px;
        color: var(--ink);
        letter-spacing: -0.02em;
    }

    .cat-lead {
        max-width: 780px;
        font-size: 17px;
        line-height: 1.85;
        color: var(--muted);
        margin: 0 0 28px;
    }

    .lead-note {
        color: var(--weak);
        background: #FFFBF3;
        border: 1px solid #F0E3CD;
        padding: 12px 18px;
        border-radius: 12px;
        font-size: 14px;
        max-width: 720px;
    }

    .pano-block {
        padding: 70px 0 34px;
    }

    .pano-grid {
        align-items: center;
    }

    .pano-media {
        position: relative;
        min-height: 360px;
        height: 100%;
        border-radius: var(--radius-lg);
        overflow: hidden;
        background:
            linear-gradient(105deg, rgba(31, 46, 44, .96) 0%, rgba(44, 48, 42, .62) 52%, rgba(31, 46, 44, .18) 100%),
            url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
        color: #fff;
        display: flex;
        flex-direction: column;
        justify-content: flex-end;
        padding: 34px;
        box-shadow: var(--shadow-card);
        margin-right: -58px;
        z-index: 1;
    }

    .pano-tag {
        display: inline-block;
        background: rgba(255, 255, 255, .16);
        border: 1px solid rgba(255, 255, 255, .24);
        backdrop-filter: blur(8px);
        color: #fff;
        padding: 6px 15px;
        border-radius: 999px;
        font-size: 13px;
        width: fit-content;
        font-weight: 600;
        letter-spacing: .5px;
    }

    .pano-media h2 {
        margin: 14px 0 10px;
        font-size: 31px;
        font-weight: 800;
        line-height: 1.35;
        color: #fff;
    }

    .pano-media p {
        color: rgba(255, 255, 255, .88);
        font-size: 16px;
        margin: 0;
        max-width: 520px;
        line-height: 1.7;
    }

    .pano-float-card {
        background: var(--white);
        border: 1px solid rgba(229, 222, 212, .9);
        border-radius: var(--radius-md);
        padding: 34px 30px;
        box-shadow: var(--shadow-lift);
        margin-left: -42px;
        position: relative;
        z-index: 2;
    }

    .eyebrow {
        display: block;
        font-size: 14px;
        font-weight: 700;
        color: var(--teal);
        margin-bottom: 10px;
        letter-spacing: .4px;
    }

    .pano-float-card h3 {
        margin: 0 0 12px;
        font-size: 23px;
        line-height: 1.5;
        color: var(--ink);
        font-weight: 750;
    }

    .pano-float-card p {
        font-size: 15px;
        line-height: 1.75;
        color: var(--muted);
        margin-bottom: 20px;
    }

    .pano-float-card .btn {
        min-width: 150px;
    }

    .steps-section {
        padding: 70px 0 20px;
    }

    .section-head {
        margin-bottom: 44px;
        max-width: 760px;
    }

    .section-head.center {
        text-align: center;
        margin-left: auto;
        margin-right: auto;
    }

    .section-head h2 {
        font-size: 32px;
        line-height: 1.35;
        font-weight: 800;
        color: var(--ink);
        margin: 0 0 12px;
        letter-spacing: -0.01em;
    }

    .section-head p {
        font-size: 16px;
        color: var(--muted);
        line-height: 1.75;
        margin: 0;
    }

    .steps-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 26px;
    }

    .step-item {
        background: var(--white);
        border: 1px solid var(--line);
        border-radius: var(--radius-md);
        padding: 30px 24px 26px;
        box-shadow: var(--shadow-card);
        position: relative;
        transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
        height: 100%;
    }

    .step-item:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lift);
        border-color: rgba(232, 93, 42, .42);
    }

    .step-item:not(:last-child)::after {
        content: "";
        position: absolute;
        top: 58px;
        right: -26px;
        width: 26px;
        border-top: 2px dashed rgba(31, 46, 44, .20);
        z-index: 2;
    }

    .step-num {
        width: 44px;
        height: 44px;
        border-radius: 12px;
        background: var(--brand-soft);
        color: var(--brand-deep);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-weight: 800;
        font-size: 17px;
        margin-bottom: 20px;
    }

    .step-item h3 {
        font-size: 19px;
        font-weight: 750;
        margin: 0 0 10px;
        line-height: 1.45;
        color: var(--ink);
    }

    .step-item p {
        font-size: 14.5px;
        line-height: 1.75;
        color: var(--muted);
        margin: 0 0 16px;
    }

    .step-item a {
        font-size: 14px;
        font-weight: 700;
    }

    .browse-section {
        padding: 56px 0 20px;
    }

    .browse-grid {
        display: flex;
        align-items: center;
        flex-flow: row wrap;
    }

    .browse-grid .browse-media-col {
        flex: 0 0 44%;
        max-width: 44%;
        padding-right: 44px;
    }

    .browse-grid .browse-content {
        flex: 0 0 56%;
        max-width: 56%;
    }

    .browse-media {
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-card);
        width: 100%;
        object-fit: cover;
        aspect-ratio: 4 / 5;
    }

    .browse-content .kicker {
        margin-bottom: 16px;
    }

    .browse-content h2 {
        font-size: 30px;
        line-height: 1.4;
        font-weight: 800;
        margin: 0 0 18px;
        color: var(--ink);
    }

    .browse-list {
        margin: 0 0 22px;
    }

    .browse-list li {
        position: relative;
        padding: 0 0 14px 26px;
        color: var(--muted);
        font-size: 16px;
        line-height: 1.7;
        border-bottom: 1px dashed var(--line);
        margin-bottom: 14px;
    }

    .browse-list li:last-child {
        border-bottom: 0;
    }

    .browse-list li::before {
        content: "";
        width: 8px;
        height: 8px;
        background: var(--teal);
        border-radius: 50%;
        position: absolute;
        left: 4px;
        top: 12px;
    }

    .browse-content .note-card {
        background: rgba(31, 138, 112, .07);
        border-left: 4px solid var(--teal);
        padding: 14px 18px;
        border-radius: 6px 12px 12px 6px;
        color: var(--muted);
        font-size: 14.5px;
        line-height: 1.75;
        max-width: 620px;
    }

    .board-section {
        padding: 60px 0 20px;
    }

    .board-list {
        background: var(--white);
        border: 1px solid var(--line);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-card);
        overflow: hidden;
        margin-top: 8px;
    }

    .board-row {
        display: flex;
        align-items: center;
        gap: 20px;
        padding: 26px 26px;
        border-bottom: 1px solid var(--line);
        transition: background .22s ease;
        position: relative;
    }

    .board-row:last-child {
        border-bottom: 0;
    }

    .board-row:hover {
        background: rgba(232, 93, 42, .055);
    }

    .board-index {
        width: 56px;
        height: 56px;
        flex: 0 0 56px;
        background: var(--brand-soft);
        border-radius: 14px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-size: 20px;
        font-weight: 800;
        color: var(--brand-deep);
    }

    .board-main {
        flex: 1;
        min-width: 0;
    }

    .board-main h3 {
        font-size: 20px;
        font-weight: 750;
        margin: 0 0 6px;
        line-height: 1.45;
        color: var(--ink);
    }

    .board-main p {
        margin: 0;
        color: var(--muted);
        font-size: 15px;
        line-height: 1.7;
        max-width: 760px;
    }

    .board-tags {
        display: flex;
        align-items: center;
        flex-shrink: 0;
        flex-wrap: wrap;
        gap: 8px;
        justify-content: flex-end;
    }

    .board-tags span {
        background: var(--paper);
        border: 1px solid var(--line);
        border-radius: 999px;
        padding: 5px 13px;
        font-size: 12.5px;
        color: var(--muted);
        font-weight: 600;
    }

    .board-link {
        width: 44px;
        height: 44px;
        flex: 0 0 44px;
        background: rgba(31, 46, 44, .04);
        border: 1px solid var(--line);
        border-radius: 50%;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        color: var(--deep);
        font-size: 20px;
        transition: all .22s ease;
    }

    .board-link:hover {
        background: var(--brand);
        color: #fff;
        border-color: var(--brand);
        transform: translateX(4px);
    }

    .faq-section {
        padding: 64px 0 30px;
    }

    .faq-wrap {
        max-width: 820px;
        margin: 0 auto;
    }

    .faq-item {
        background: var(--white);
        border: 1px solid var(--line);
        border-radius: var(--radius-md);
        margin-bottom: 12px;
        box-shadow: 0 2px 8px rgba(31, 46, 44, .03);
        overflow: hidden;
        transition: border-color .2s ease, box-shadow .2s ease;
    }

    .faq-item:hover {
        border-color: rgba(232, 93, 42, .3);
    }

    .faq-item[open] {
        box-shadow: 0 8px 18px rgba(31, 46, 44, .07);
    }

    .faq-item summary {
        display: flex;
        align-items: center;
        justify-content: space-between;
        cursor: pointer;
        gap: 18px;
        padding: 20px 24px;
        font-size: 16.5px;
        font-weight: 650;
        line-height: 1.6;
        color: var(--ink);
        list-style: none;
        user-select: none;
    }

    .faq-item summary::-webkit-details-marker {
        display: none;
    }

    .faq-item .faq-plus {
        position: relative;
        width: 28px;
        height: 28px;
        flex: 0 0 28px;
        border-radius: 50%;
        background: var(--brand-soft);
    }

    .faq-item .faq-plus::before,
    .faq-item .faq-plus::after {
        content: "";
        position: absolute;
        top: 50%;
        left: 50%;
        width: 12px;
        height: 2px;
        background: var(--brand-deep);
        border-radius: 2px;
        transform: translate(-50%, -50%);
        transition: transform .22s ease;
    }

    .faq-item .faq-plus::after {
        transform: translate(-50%, -50%) rotate(90deg);
    }

    .faq-item[open] .faq-plus::after {
        transform: translate(-50%, -50%) rotate(0deg);
    }

    .faq-item[open] summary {
        color: var(--brand-deep);
        background: rgba(232, 93, 42, .03);
    }

    .faq-answer {
        padding: 4px 24px 24px;
        color: var(--muted);
    }

    .faq-answer p {
        margin: 0;
        font-size: 15.5px;
        line-height: 1.85;
        max-width: 760px;
    }

    .tail-cta-section {
        padding: 50px 0 90px;
    }

    .tail-cta-card {
        background:
            radial-gradient(circle at 90% 20%, rgba(242, 181, 68, .14), transparent 25%),
            linear-gradient(108deg, var(--deep), var(--deep-soft));
        color: #fff;
        border-radius: var(--radius-lg);
        padding: 52px 56px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 48px;
        box-shadow: 0 18px 36px rgba(31, 46, 44, .22);
    }

    .tail-cta-card h2 {
        font-size: 27px;
        line-height: 1.45;
        font-weight: 800;
        color: #fff;
        margin: 0 0 12px;
    }

    .tail-cta-card p {
        margin: 0;
        color: rgba(255, 255, 255, .82);
        font-size: 16px;
        line-height: 1.75;
        max-width: 620px;
    }

    .tail-actions {
        display: flex;
        gap: 14px;
        flex-shrink: 0;
        flex-wrap: wrap;
    }

    .tail-actions .btn-primary {
        background: var(--gold);
        border-color: var(--gold);
        color: var(--deep) !important;
    }

    .tail-actions .btn-primary:hover {
        background: #e6a835;
        border-color: #e6a835;
    }

    .tail-actions .btn-secondary {
        border-color: rgba(255, 255, 255, .7);
        color: #fff !important;
    }

    .tail-actions .btn-secondary:hover {
        background: rgba(255, 255, 255, .1);
        border-color: #fff;
    }

    .site-footer {
        background: var(--deep);
        color: rgba(255, 255, 255, .84);
        padding: 70px 0 24px;
    }

    .site-footer .brand-logo .logo-text strong {
        color: #fff;
    }

    .site-footer .brand-logo .logo-mark {
        background: linear-gradient(145deg, var(--brand), var(--brand-deep));
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 1.5fr .7fr .7fr 1.1fr;
        gap: 40px;
        padding-bottom: 44px;
        border-bottom: 1px solid rgba(255, 255, 255, .13);
    }

    .footer-brand .brand-logo {
        margin-bottom: 18px;
    }

    .footer-about {
        font-size: 14px;
        line-height: 1.85;
        color: rgba(255, 255, 255, .68);
        margin: 0;
        max-width: 360px;
    }

    .footer-title {
        font-size: 16px;
        font-weight: 750;
        color: #fff;
        margin: 0 0 16px;
    }

    .footer-col ul {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }

    .footer-col ul a,
    .footer-col p {
        color: rgba(255, 255, 255, .66);
        font-size: 14px;
        transition: color .2s ease;
    }

    .footer-col ul a:hover {
        color: var(--brand);
        padding-left: 0;
    }

    .footer-col p {
        margin: 0 0 12px;
        color: rgba(255, 255, 255, .66);
        font-size: 14px;
        line-height: 1.8;
    }

    .footer-note {
        color: rgba(255, 255, 255, .42) !important;
        font-size: 13px !important;
    }

    .footer-bottom {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 20px;
        padding-top: 24px;
        flex-wrap: wrap;
    }

    .footer-copy {
        font-size: 13px;
        color: rgba(255, 255, 255, .5);
    }

    .footer-domain {
        color: rgba(255, 255, 255, .34);
    }

    .footer-bottom-links {
        display: flex;
        align-items: center;
        gap: 18px;
        font-size: 13px;
        color: rgba(255, 255, 255, .45);
    }

    .footer-bottom-links a {
        color: rgba(255, 255, 255, .6);
    }

    .footer-bottom-links a:hover {
        color: var(--brand);
    }

    .footer-beian {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        color: rgba(255, 255, 255, .34);
    }

    @media (min-width: 1280px) {
        .nav-menu ul {
            gap: 10px;
        }
        .nav-menu .nav-link {
            padding: 10px 18px;
        }
    }

    @media (max-width: 1120px) {
        .pano-media {
            margin-right: -36px;
            padding: 24px;
        }
        .pano-float-card {
            margin-left: -20px;
            padding: 26px 20px;
        }
        .tail-cta-card {
            padding: 38px;
        }
    }

    @media (max-width: 900px) {
        .container {
            padding: 0 20px;
        }

        .header-cta.desktop-cta {
            display: none;
        }

        .mobile-toggle {
            display: flex;
        }

        .nav-menu {
            position: fixed;
            left: 0;
            right: 0;
            top: 0;
            bottom: 0;
            background: rgba(247, 245, 240, .98);
            padding: 96px 32px 44px;
            z-index: 58;
            display: block;
            transform: translateX(100%);
            visibility: hidden;
            opacity: 0;
            transition: transform .3s ease, opacity .3s ease, visibility .3s ease;
        }

        body.nav-open .nav-menu {
            transform: translateX(0);
            visibility: visible;
            opacity: 1;
        }

        body.nav-open .mobile-toggle {
            z-index: 70;
        }

        body.nav-open .burger-line:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        body.nav-open .burger-line:nth-child(2) {
            opacity: 0;
        }

        body.nav-open .burger-line:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .nav-menu ul {
            flex-direction: column;
            align-items: stretch;
            gap: 4px;
        }

        .nav-menu .nav-link {
            font-size: 21px;
            padding: 13px 6px;
            border-radius: 10px;
            justify-content: flex-start;
        }

        .nav-menu .mobile-cta-in-nav {
            display: block;
            margin-top: 28px;
            padding-top: 20px;
            border-top: 1px solid var(--line);
        }

        .nav-menu .mobile-cta-in-nav .btn {
            width: 100%;
        }

        .category-hero {
            padding-top: 52px;
        }

        .category-hero h1 {
            font-size: 32px;
        }

        .cat-lead {
            font-size: 16px;
        }

        .pano-block {
            padding-top: 48px;
        }

        .pano-media {
            min-height: 320px;
            margin: 0 0 24px;
        }

        .pano-float-card {
            margin-left: 0;
            max-width: 720px;
        }

        .pano-grid {
            display: block;
        }

        .steps-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .step-item:not(:last-child)::after {
            display: none;
        }

        .browse-grid .browse-media-col,
        .browse-grid .browse-content {
            flex: 0 0 100%;
            max-width: 100%;
            padding: 0;
        }

        .browse-media {
            aspect-ratio: 4 / 3;
            margin-bottom: 28px;
        }

        .tail-cta-card {
            flex-direction: column;
            align-items: flex-start;
            gap: 24px;
            padding: 38px 30px;
        }

        .tail-actions .btn {
            width: 100%;
        }
    }

    @media (max-width: 640px) {
        .nav-wrap {
            min-height: 64px;
        }

        .logo-mark {
            width: 40px;
            height: 40px;
            font-size: 21px;
            border-radius: 12px;
        }

        .logo-text strong {
            font-size: 16px;
        }

        .logo-text small {
            font-size: 9px;
            letter-spacing: 1.8px;
        }

        .category-hero h1 {
            font-size: 28px;
        }

        .cat-lead {
            font-size: 15.5px;
        }

        .kicker {
            font-size: 13px;
        }

        .section-head h2 {
            font-size: 25px;
        }

        .section-head p {
            font-size: 15px;
        }

        .section-head.center h2 {
            font-size: 24px;
        }

        .pano-media {
            min-height: 260px;
            border-radius: 18px;
            padding: 24px 20px;
        }

        .pano-media h2 {
            font-size: 22px;
        }

        .pano-media p {
            font-size: 14.5px;
        }

        .steps-grid {
            grid-template-columns: 1fr;
        }

        .step-item {
            padding: 22px;
        }

        .browse-content h2 {
            font-size: 24px;
        }

        .board-row {
            flex-wrap: wrap;
            gap: 14px;
            padding: 20px 18px;
        }

        .board-main {
            flex: 0 0 calc(100% - 76px);
        }

        .board-tags {
            justify-content: flex-start;
            width: 100%;
        }

        .board-tags span {
            font-size: 12px;
            padding: 4px 11px;
        }

        .board-link {
            position: absolute;
            right: 18px;
            top: 22px;
            width: 36px;
            height: 36px;
            flex-basis: 36px;
        }

        .faq-item summary {
            padding: 16px 16px;
            font-size: 15px;
        }

        .faq-answer {
            padding: 4px 16px 18px;
        }

        .faq-answer p {
            font-size: 14.5px;
        }

        .tail-cta-card {
            padding: 28px 24px;
            border-radius: 16px;
        }

        .tail-cta-card h2 {
            font-size: 22px;
        }

        .footer-grid {
            grid-template-columns: 1fr 1fr;
            gap: 30px 22px;
            padding-bottom: 30px;
        }

        .footer-bottom {
            justify-content: center;
        }
    }

    @media (max-width: 520px) {
        .footer-grid {
            grid-template-columns: 1fr;
        }
    }

/* roulang page: category4 */
:root {
  --primary: #E85D2A;
  --primary-dark: #C4481E;
  --primary-soft: #FBEDE5;
  --accent: #1F8A70;
  --accent-dark: #176A56;
  --accent-soft: #E4F2EF;
  --amber: #F2B544;
  --bg: #F7F5F0;
  --white: #FFFFFF;
  --ink: #26221E;
  --muted: #5E5750;
  --weaker: #978F87;
  --border: #E5DED4;
  --dark: #1F2E2C;
  --dark-2: #293A38;
  --radius-card: 16px;
  --radius-btn: 10px;
  --shadow-card: 0 4px 16px rgba(31,46,44,.07);
  --shadow-hover: 0 10px 26px rgba(31,46,44,.14);
  --space-section: 100px;
  --space-section-mobile: 64px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-card);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color .25s ease, background-color .25s ease, box-shadow .25s ease, border-color .25s ease, transform .25s ease;
}

button {
  border: none;
  background: none;
  padding: 0;
  cursor: pointer;
}

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 32px;
}

.grid-container {
  max-width: 1240px;
}

.section-pad {
  padding: var(--space-section) 0;
}

.section-pad-sm {
  padding: 56px 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: .4px;
  margin-bottom: 16px;
}

.eyebrow::before {
  content: "";
  width: 18px;
  height: 2px;
  background: var(--primary);
  border-radius: 99px;
}

.section-head {
  max-width: 720px;
  margin-bottom: 44px;
}

.section-head h2 {
  font-size: 32px;
  line-height: 1.35;
  margin: 0 0 14px;
  font-weight: 800;
  letter-spacing: -0.2px;
}

.section-head p {
  font-size: 16px;
  color: var(--muted);
  margin: 0;
}

h1, h2, h3, h4 {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  font-weight: 700;
  color: var(--ink);
  margin: 0;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 22px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 650;
  line-height: 1;
  border: 2px solid transparent;
  transition: background-color .2s ease, color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
  white-space: nowrap;
  cursor: pointer;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: #fff;
  box-shadow: 0 8px 18px rgba(232,93,42,.2);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-outline {
  background: transparent;
  border-color: var(--dark);
  color: var(--dark);
}

.btn-outline:hover {
  background: rgba(31,46,44,.06);
  border-color: var(--dark);
  color: var(--dark);
  transform: translateY(-2px);
}

.btn-light {
  background: #fff;
  color: var(--dark);
  border-color: #fff;
}

.btn-light:hover {
  background: rgba(255,255,255,.88);
  color: var(--dark);
  box-shadow: 0 8px 20px rgba(0,0,0,.12);
  transform: translateY(-2px);
}

.btn-outline-light {
  background: transparent;
  border-color: rgba(255,255,255,.72);
  color: #fff;
}

.btn-outline-light:hover {
  background: rgba(255,255,255,.1);
  border-color: #fff;
  color: #fff;
  transform: translateY(-2px);
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s ease, box-shadow .3s ease;
}

.site-header.scrolled {
  border-bottom-color: rgba(229,222,212,.7);
  box-shadow: 0 6px 24px rgba(31,46,44,.05);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 24px;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo-mark {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #E85D2A 12%, #B9431D);
  color: #fff;
  border-radius: 10px;
  font-size: 20px;
  font-weight: 800;
  box-shadow: 0 6px 14px rgba(232,93,42,.28);
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-text strong {
  font-size: 18px;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: .2px;
}

.logo-text small {
  font-size: 10px;
  letter-spacing: 1.4px;
  color: var(--weaker);
  margin-top: 2px;
}

.nav-menu ul {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-menu .nav-link {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  font-size: 15px;
  font-weight: 550;
  color: var(--muted);
  border-radius: 99px;
  position: relative;
  transition: color .25s ease, background-color .25s ease;
}

.nav-menu .nav-link:hover {
  color: var(--primary);
  background: rgba(232,93,42,.07);
}

.nav-menu .nav-link.active {
  color: var(--primary);
  font-weight: 700;
  background: rgba(232,93,42,.08);
}

.nav-menu .nav-link.active::after {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 99px;
  background: var(--primary);
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
}

.header-cta.desktop-cta {
  flex-shrink: 0;
}

.desktop-cta .btn {
  min-height: 42px;
  padding: 0 18px;
}

.mobile-cta-in-nav {
  display: none;
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: var(--bg);
}

.mobile-toggle .burger-line {
  width: 20px;
  height: 2px;
  background: var(--ink);
  border-radius: 4px;
  transition: transform .25s ease, opacity .25s ease;
}

.mobile-toggle[aria-expanded="true"] .burger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-toggle[aria-expanded="true"] .burger-line:nth-child(2) {
  opacity: 0;
}

.mobile-toggle[aria-expanded="true"] .burger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ===== Breadcrumb ===== */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  font-size: 13px;
  color: var(--weaker);
  margin-bottom: 16px;
}

.breadcrumbs a {
  color: var(--weaker);
}

.breadcrumbs a:hover {
  color: var(--primary);
}

.breadcrumbs .sep {
  margin: 0 10px;
  opacity: .7;
}

.breadcrumbs .current {
  color: var(--ink);
  font-weight: 600;
}

/* ===== Hero ===== */
.cat-hero {
  position: relative;
  padding: 52px 0 72px;
  background:
    linear-gradient(112deg, rgba(24, 38, 36, .95) 0%, rgba(31, 46, 44, .82) 52%, rgba(41, 58, 56, .68) 100%),
    url("/assets/images/backpic/back-3.webp") center / cover no-repeat;
  color: rgba(255, 255, 255, .88);
  overflow: hidden;
}

.cat-hero::after {
  content: "";
  position: absolute;
  right: -140px;
  top: -160px;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232, 93, 42, .22), transparent 65%);
  pointer-events: none;
}

.cat-hero .container {
  position: relative;
  z-index: 2;
}

.news-hero .breadcrumbs {
  color: rgba(255, 255, 255, .58);
}

.news-hero .breadcrumbs a, .news-hero .breadcrumbs .sep {
  color: rgba(255, 255, 255, .58);
}

.news-hero .breadcrumbs .current {
  color: #fff;
}

.hero-inner {
  display: flex;
  gap: 48px;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  padding-top: 28px;
}

.hero-copy {
  flex: 1 1 620px;
}

.hero-copy .eyebrow {
  color: #FFC7AF;
}

.hero-copy .eyebrow::before {
  background: #FFC7AF;
}

.hero-copy h1 {
  color: #fff;
  font-size: 44px;
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: -0.4px;
  margin-bottom: 18px;
}

.hero-copy .lead {
  font-size: 17px;
  line-height: 1.9;
  color: rgba(255, 255, 255, .82);
  max-width: 720px;
  margin-bottom: 28px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.hero-note {
  flex: 0 1 280px;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .15);
  backdrop-filter: blur(8px);
  border-radius: 14px;
  padding: 18px 20px;
  font-size: 13px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .75);
}

.hero-note strong {
  display: block;
  font-size: 14px;
  color: #fff;
  margin-bottom: 4px;
}

/* ===== Info lead section ===== */
.info-lead-section {
  background: var(--bg);
  padding: var(--space-section) 0 40px;
}

.info-lead-media {
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  position: relative;
  background: #E9E2D7;
}

.info-lead-media img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  transition: transform .5s ease;
}

.info-lead-card:hover .info-lead-media img {
  transform: scale(1.015);
}

.info-lead-copy {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 38px 40px;
  max-width: 560px;
  margin: -104px 0 0 auto;
  position: relative;
  z-index: 3;
}

.info-lead-copy .eyebrow {
  color: var(--accent);
}

.info-lead-copy .eyebrow::before {
  background: var(--accent);
}

.info-lead-copy h2 {
  font-size: 28px;
  line-height: 1.4;
  margin-bottom: 16px;
}

.info-lead-copy p {
  font-size: 15px;
  color: var(--muted);
  margin-bottom: 0;
  line-height: 1.95;
}

/* ===== Feature dual ===== */
.feature-dual {
  padding: var(--space-section) 0;
}

.feature-dual-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 56px;
  align-items: center;
}

.feature-image {
  position: relative;
}

.feature-image img {
  width: 100%;
  height: 440px;
  object-fit: cover;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.feature-image::after {
  content: "";
  position: absolute;
  inset: 18px -18px -18px 18px;
  border: 2px solid rgba(31, 138, 112, .25);
  border-radius: var(--radius-card);
  z-index: -1;
}

.feature-list {
  display: flex;
  flex-direction: column;
}

.feature-item {
  display: flex;
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
  align-items: flex-start;
  transition: background .25s ease, padding-left .25s ease;
}

.feature-item:first-child {
  padding-top: 0;
}

.feature-item:last-child {
  border-bottom: none;
}

.feature-item:hover {
  background: rgba(247, 245, 240, .7);
  padding-left: 10px;
}

.feature-item-icon {
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--primary-soft);
  color: var(--primary);
  font-weight: 700;
}

.feature-item:nth-child(2) .feature-item-icon {
  background: var(--accent-soft);
  color: var(--accent);
}

.feature-item:nth-child(3) .feature-item-icon {
  background: #FFF4DE;
  color: #B77E0C;
}

.feature-item:nth-child(4) .feature-item-icon {
  background: #F1ECE3;
  color: var(--muted);
}

.feature-item h3 {
  font-size: 18px;
  font-weight: 650;
  margin-bottom: 4px;
}

.feature-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* ===== Steps ===== */
.track-steps {
  background: var(--white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: var(--space-section) 0;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.step-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 30px 24px;
  position: relative;
  transition: box-shadow .25s ease, transform .25s ease, border-color .25s ease;
}

.step-item:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
  border-color: rgba(232, 93, 42, .4);
}

.step-index {
  display: inline-flex;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: #fff;
  color: var(--primary);
  font-size: 17px;
  font-weight: 800;
  margin-bottom: 18px;
  border: 1px solid var(--border);
  font-style: normal;
}

.step-item h3 {
  font-size: 18px;
  line-height: 1.5;
  margin-bottom: 8px;
}

.step-item p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
  margin: 0;
}

/* ===== Scenario list ===== */
.scenario-list-section {
  background: var(--bg);
  padding: var(--space-section) 0;
}

.scenario-list {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.scenario-row {
  display: flex;
  gap: 24px;
  align-items: center;
  padding: 24px 28px;
  border-bottom: 1px solid var(--border);
  transition: background-color .2s ease;
  flex-wrap: wrap;
}

.scenario-row:last-child {
  border-bottom: none;
}

.scenario-row:hover {
  background: #FDF8F3;
}

.scenario-tag {
  flex: 0 0 28px;
  height: 28px;
  border-radius: 99px;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 13px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.scenario-main {
  flex: 1 1 300px;
}

.scenario-main h3 {
  font-size: 18px;
  font-weight: 650;
  margin-bottom: 4px;
}

.scenario-main p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
  margin: 0;
}

.scenario-role {
  font-size: 13px;
  color: var(--accent);
  font-weight: 650;
  background: var(--accent-soft);
  border-radius: 99px;
  padding: 8px 14px;
  white-space: nowrap;
}

/* ===== FAQ ===== */
.faq-section {
  background: var(--bg);
  padding: var(--space-section) 0;
}

.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
}

.faq-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 44px;
}

.faq-head .eyebrow {
  justify-content: center;
}

.faq-head .eyebrow::before {
  display: none;
}

.faq-head h2 {
  font-size: 32px;
}

.faq-head p {
  color: var(--muted);
  font-size: 16px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 0;
  overflow: hidden;
  transition: border-color .25s ease, box-shadow .25s ease;
}

.faq-item:hover {
  border-color: rgba(232,93,42,.5);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 650;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.summary-icon {
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  border-radius: 50%;
  border: 1.5px solid var(--primary);
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  line-height: 1;
  transition: transform .3s ease, background-color .3s ease, color .3s ease;
}

.faq-item[open] .summary-icon {
  transform: rotate(45deg);
  background: var(--primary);
  color: #fff;
}

.faq-answer {
  padding: 0 24px 22px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.95;
}

.faq-answer strong {
  color: var(--ink);
}

.faq-note {
  text-align: center;
  margin-top: 28px;
  font-size: 14px;
  color: var(--weaker);
}

.faq-note a {
  color: var(--primary);
  font-weight: 600;
}

.faq-note a:hover {
  text-decoration: underline;
}

/* ===== CTA ===== */
.cta-section {
  padding-bottom: var(--space-section);
}

.cta-banner {
  background: linear-gradient(120deg, #1F2E2C 0%, #27413C 80%, #1E362F 100%);
  border-radius: 22px;
  padding: 58px 60px;
  position: relative;
  overflow: hidden;
  color: rgba(255,255,255,.88);
}

.cta-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("/assets/images/backpic/back-1.png") right center / cover no-repeat;
  opacity: .1;
  mix-blend-mode: luminosity;
}

.cta-inner {
  position: relative;
  z-index: 2;
  display: flex;
  gap: 28px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.cta-inner h2 {
  color: #fff;
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 10px;
  line-height: 1.35;
}

.cta-inner p {
  font-size: 16px;
  color: rgba(255, 255, 255, .8);
  margin: 0;
  max-width: 640px;
}

.cta-actions {
  display: flex;
  gap: 14px;
  flex-shrink: 0;
  flex-wrap: wrap;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--dark);
  color: rgba(255, 255, 255, .82);
  padding: 64px 0 24px;
  border-top: 4px solid rgba(232, 93, 42, .45);
}

.site-footer .brand-logo {
  margin-bottom: 14px;
}

.site-footer .brand-logo strong {
  color: #fff;
}

.site-footer .brand-logo small {
  color: rgba(255,255,255,.55);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.3fr;
  gap: 48px;
  margin-bottom: 44px;
}

.footer-about {
  font-size: 14px;
  line-height: 1.9;
  color: rgba(255, 255, 255, .64);
  max-width: 340px;
  margin: 0;
}

.footer-title {
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: .3px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  color: rgba(255, 255, 255, .65);
  font-size: 14px;
  transition: color .2s ease, padding-left .2s ease;
}

.footer-col a:hover {
  color: #fff;
  padding-left: 4px;
}

.footer-col p {
  font-size: 13px;
  line-height: 1.9;
  color: rgba(255, 255, 255, .58);
  margin: 0 0 14px;
}

.footer-note {
  font-size: 13px;
  color: rgba(255, 255, 255, .45);
  line-height: 1.8;
  border-left: 2px solid rgba(255,255,255,.2);
  padding-left: 10px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .12);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13px;
  color: rgba(255, 255, 255, .46);
}

.footer-domain {
  letter-spacing: .4px;
}

.footer-bottom-links {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.footer-bottom-links a {
  color: rgba(255, 255, 255, .5);
}

.footer-bottom-links a:hover {
  color: #fff;
}

.footer-beian {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* ===== Responsive ===== */
@media screen and (max-width: 1024px) {
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }

  .feature-dual-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .feature-image img {
    height: 360px;
  }

  .info-lead-copy {
    margin-top: -70px;
    padding: 28px 30px;
  }

  .cat-hero {
    padding: 40px 0 56px;
  }

  .hero-copy h1 {
    font-size: 38px;
  }

  .hero-note {
    flex: 1 1 300px;
  }
}

@media screen and (max-width: 768px) {
  :root {
    --space-section: 68px;
    --space-section-mobile: 60px;
  }

  .container {
    padding-left: 20px;
    padding-right: 20px;
  }

  .nav-wrap {
    min-height: 60px;
  }

  .brand-logo .logo-text strong {
    font-size: 16px;
  }

  .brand-logo .logo-mark {
    width: 34px;
    height: 34px;
    font-size: 18px;
  }

  .desktop-cta,
  .header-cta.desktop-cta {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .mobile-cta-in-nav {
    display: block;
    margin: 24px 0 0;
  }

  .mobile-cta-in-nav .btn {
    width: 100%;
    justify-content: center;
  }

  .nav-menu {
    position: fixed;
    inset: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(247, 245, 240, .98);
    backdrop-filter: blur(18px);
    z-index: 998;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    padding: 88px 28px 40px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity .2s ease, visibility .2s ease, transform .2s ease;
  }

  .nav-menu.open {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .nav-menu ul {
    flex-direction: column;
    gap: 4px;
    align-items: stretch;
  }

  .nav-menu .nav-link {
    font-size: 20px;
    padding: 14px 12px;
    width: 100%;
    border-radius: 12px;
    justify-content: flex-start;
  }

  .nav-menu .nav-link.active::after {
    content: "";
    width: 6px;
    height: 6px;
    left: 0;
    transform: none;
    position: relative;
    order: -1;
    margin-right: 10px;
  }

  .mobile-toggle {
    position: relative;
    z-index: 999;
  }

  .breadcrumbs {
    font-size: 12px;
  }

  .hero-copy h1 {
    font-size: 30px;
  }

  .hero-copy .lead {
    font-size: 16px;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

  .hero-note {
    font-size: 12px;
    width: 100%;
  }

  .section-head h2 {
    font-size: 26px;
  }

  .info-lead-copy {
    margin: -20px 12px 0;
    max-width: none;
    padding: 26px 22px;
  }

  .info-lead-media img {
    height: 260px;
  }

  .feature-image img {
    height: 300px;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .step-item {
    display: flex;
    gap: 18px;
    align-items: flex-start;
    padding: 20px;
  }

  .step-index {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    margin-bottom: 0;
    flex: 0 0 42px;
  }

  .scenario-row {
    padding: 20px;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .scenario-tag {
    position: absolute;
  }

  .scenario-main {
    width: 100%;
  }

  .scenario-role {
    align-self: flex-start;
  }

  .faq-wrap {
    margin: 0;
  }

  .faq-head h2 {
    font-size: 26px;
  }

  .faq-item summary {
    font-size: 15px;
    padding: 18px;
  }

  .faq-answer {
    font-size: 14px;
    padding: 0 18px 18px;
  }

  .cta-banner {
    padding: 36px 22px;
    border-radius: 16px;
  }

  .cta-inner h2 {
    font-size: 25px;
  }

  .cta-actions {
    width: 100%;
  }

  .cta-actions .btn {
    width: 100%;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-brand .logo-text strong {
    font-size: 18px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media screen and (max-width: 520px) {
  .nav-wrap {
    padding-left: 18px;
    padding-right: 18px;
  }

  .hero-copy h1 {
    font-size: 27px;
    letter-spacing: -0.2px;
  }

  .hero-copy .lead {
    font-size: 15px;
    line-height: 1.85;
  }

  .info-lead-media img {
    height: 220px;
  }

  .feature-image img {
    height: 240px;
  }

  .feature-item {
    gap: 14px;
  }

  .brand-logo small {
    display: none;
  }

  .footer-bottom-links {
    flex-direction: column;
    align-items: flex-start;
  }
}