/* roulang page: index */
:root {
      --bg: #17130f;
      --bg-soft: #211b15;
      --bg-card: rgba(255, 247, 229, 0.075);
      --paper: #f5ead4;
      --paper-2: #e5d3b3;
      --text: #fff4df;
      --muted: #c8b899;
      --subtle: #927f62;
      --brand: #e86f42;
      --brand-2: #f3ba62;
      --green: #8fbf8a;
      --blue: #8aa8bd;
      --line: rgba(245, 234, 212, 0.15);
      --line-strong: rgba(245, 234, 212, 0.28);
      --shadow: 0 24px 80px rgba(0, 0, 0, 0.34);
      --shadow-soft: 0 18px 48px rgba(0, 0, 0, 0.22);
      --radius-xl: 34px;
      --radius-lg: 24px;
      --radius-md: 16px;
      --radius-sm: 12px;
      --container: 1160px;
      --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      --serif: "Noto Serif SC", "Songti SC", STSong, serif;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
      background: var(--bg);
    }

    body {
      font-family: var(--font);
      color: var(--text);
      background:
        radial-gradient(circle at 20% 5%, rgba(232, 111, 66, 0.18), transparent 34%),
        radial-gradient(circle at 85% 16%, rgba(143, 191, 138, 0.14), transparent 30%),
        linear-gradient(180deg, #17130f 0%, #1d1711 45%, #120f0b 100%);
      line-height: 1.72;
      min-height: 100vh;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      opacity: 0.13;
      background-image:
        linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
      background-size: 42px 42px;
      mask-image: linear-gradient(to bottom, black, transparent 72%);
      z-index: 0;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    img, svg {
      max-width: 100%;
      display: block;
    }

    button, input, textarea, select {
      font: inherit;
    }

    button {
      border: 0;
      cursor: pointer;
      background: none;
      color: inherit;
    }

    ::selection {
      background: rgba(232, 111, 66, 0.35);
      color: #fff;
    }

    .page {
      position: relative;
      z-index: 1;
    }

    .container {
      width: min(100% - 40px, var(--container));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 16px;
      z-index: 50;
      padding: 12px 0;
    }

    .nav-shell {
      width: min(100% - 40px, var(--container));
      margin: 0 auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 10px 12px 10px 18px;
      border: 1px solid rgba(245, 234, 212, 0.2);
      border-radius: 999px;
      background: rgba(23, 19, 15, 0.72);
      backdrop-filter: blur(18px);
      box-shadow: 0 16px 54px rgba(0, 0, 0, 0.28);
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      min-width: 0;
      font-weight: 900;
      letter-spacing: -0.02em;
      white-space: nowrap;
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      color: #1a120c;
      font-weight: 1000;
      background:
        radial-gradient(circle at 35% 30%, #fff1c7 0 16%, transparent 17%),
        linear-gradient(135deg, var(--brand-2), var(--brand));
      box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.32), 0 10px 24px rgba(232, 111, 66, 0.28);
    }

    .brand-text {
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .nav-panel {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 12px;
      flex: 1;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 4px;
      border-radius: 999px;
      background: rgba(245, 234, 212, 0.06);
      border: 1px solid rgba(245, 234, 212, 0.1);
    }

    .nav-link {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 36px;
      padding: 0 16px;
      border-radius: 999px;
      color: var(--muted);
      font-size: 14px;
      transition: color .25s ease, background .25s ease, transform .25s ease;
    }

    .nav-link:hover,
    .nav-link:focus-visible {
      color: var(--text);
      background: rgba(255, 255, 255, 0.08);
      outline: none;
      transform: translateY(-1px);
    }

    .nav-link.active {
      color: #21150d;
      background: var(--paper);
      font-weight: 800;
    }

    .nav-search {
      width: 250px;
      position: relative;
    }

    .nav-search input {
      width: 100%;
      height: 42px;
      padding: 0 42px 0 16px;
      color: var(--text);
      background: rgba(255, 255, 255, 0.075);
      border: 1px solid rgba(245, 234, 212, 0.14);
      border-radius: 999px;
      outline: none;
      transition: border .25s ease, box-shadow .25s ease, background .25s ease;
    }

    .nav-search input::placeholder {
      color: rgba(245, 234, 212, 0.48);
    }

    .nav-search input:focus {
      border-color: rgba(243, 186, 98, 0.72);
      box-shadow: 0 0 0 4px rgba(243, 186, 98, 0.13);
      background: rgba(255, 255, 255, 0.095);
    }

    .nav-search span {
      position: absolute;
      right: 15px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--muted);
      font-size: 14px;
    }

    .nav-cta {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 42px;
      padding: 0 18px;
      border-radius: 999px;
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
      color: #24140b;
      font-weight: 900;
      box-shadow: 0 14px 30px rgba(232, 111, 66, 0.26);
      transition: transform .25s ease, box-shadow .25s ease, filter .25s ease;
      white-space: nowrap;
    }

    .nav-cta:hover,
    .nav-cta:focus-visible {
      transform: translateY(-2px);
      filter: saturate(1.08);
      box-shadow: 0 18px 40px rgba(232, 111, 66, 0.34);
      outline: none;
    }

    .menu-toggle {
      display: none;
      width: 42px;
      height: 42px;
      border-radius: 999px;
      border: 1px solid rgba(245, 234, 212, 0.18);
      background: rgba(255, 255, 255, 0.07);
      position: relative;
    }

    .menu-toggle i,
    .menu-toggle i::before,
    .menu-toggle i::after {
      content: "";
      position: absolute;
      left: 11px;
      width: 18px;
      height: 2px;
      border-radius: 999px;
      background: var(--paper);
      transition: transform .25s ease, top .25s ease, opacity .25s ease;
    }

    .menu-toggle i {
      top: 20px;
    }

    .menu-toggle i::before {
      top: -7px;
      left: 0;
    }

    .menu-toggle i::after {
      top: 7px;
      left: 0;
    }

    .menu-toggle.active i {
      transform: rotate(45deg);
    }

    .menu-toggle.active i::before {
      top: 0;
      opacity: 0;
    }

    .menu-toggle.active i::after {
      top: 0;
      transform: rotate(-90deg);
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 82px 0;
    }

    .section-tight {
      padding: 54px 0;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      margin-bottom: 18px;
      padding: 7px 12px;
      border: 1px solid rgba(245, 234, 212, 0.16);
      border-radius: 999px;
      background: rgba(245, 234, 212, 0.06);
      color: var(--brand-2);
      font-size: 13px;
      font-weight: 800;
      letter-spacing: 0.04em;
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--green);
      box-shadow: 0 0 0 6px rgba(143, 191, 138, 0.12);
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.58fr);
      align-items: end;
      gap: 34px;
      margin-bottom: 34px;
    }

    .section-title {
      font-family: var(--serif);
      font-size: clamp(30px, 4vw, 54px);
      line-height: 1.08;
      letter-spacing: -0.06em;
      color: var(--paper);
      font-weight: 900;
    }

    .section-desc {
      color: var(--muted);
      font-size: 16px;
    }

    .hero {
      padding: 82px 0 58px;
    }

    .hero-card {
      position: relative;
      border-radius: clamp(28px, 5vw, 54px);
      padding: clamp(30px, 6vw, 72px);
      overflow: hidden;
      border: 1px solid rgba(245, 234, 212, 0.18);
      background:
        linear-gradient(120deg, rgba(255, 244, 223, 0.11), rgba(255, 244, 223, 0.035) 44%, rgba(232, 111, 66, 0.1)),
        radial-gradient(circle at 15% 20%, rgba(243, 186, 98, 0.18), transparent 36%),
        rgba(29, 23, 17, 0.82);
      box-shadow: var(--shadow);
    }

    .hero-card::before {
      content: "";
      position: absolute;
      inset: 18px;
      border-radius: inherit;
      border: 1px dashed rgba(245, 234, 212, 0.14);
      pointer-events: none;
    }

    .hero-card::after {
      content: "80stw";
      position: absolute;
      right: -18px;
      bottom: -64px;
      color: rgba(245, 234, 212, 0.05);
      font-size: clamp(96px, 18vw, 236px);
      line-height: 1;
      font-weight: 1000;
      letter-spacing: -0.12em;
      pointer-events: none;
    }

    .hero-content {
      position: relative;
      z-index: 2;
      max-width: 980px;
    }

    .hero-brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 9px 14px;
      margin-bottom: 20px;
      border-radius: 999px;
      background: rgba(18, 15, 11, 0.44);
      border: 1px solid rgba(245, 234, 212, 0.16);
      color: var(--paper);
      font-weight: 900;
    }

    .hero h1 {
      font-family: var(--serif);
      font-size: clamp(42px, 7vw, 88px);
      line-height: 0.98;
      letter-spacing: -0.075em;
      color: var(--paper);
      max-width: 980px;
      text-wrap: balance;
    }

    .hero-lead {
      max-width: 760px;
      margin-top: 24px;
      color: var(--paper-2);
      font-size: clamp(17px, 2vw, 21px);
      line-height: 1.75;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 30px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 50px;
      padding: 0 22px;
      border-radius: 999px;
      font-weight: 900;
      border: 1px solid transparent;
      transition: transform .25s ease, box-shadow .25s ease, border .25s ease, background .25s ease, color .25s ease;
    }

    .btn-primary {
      color: #20130b;
      background: linear-gradient(135deg, var(--brand-2), var(--brand));
      box-shadow: 0 18px 42px rgba(232, 111, 66, 0.28);
    }

    .btn-primary:hover,
    .btn-primary:focus-visible {
      transform: translateY(-3px);
      box-shadow: 0 22px 54px rgba(232, 111, 66, 0.38);
      outline: none;
    }

    .btn-secondary {
      color: var(--paper);
      background: rgba(255, 255, 255, 0.06);
      border-color: rgba(245, 234, 212, 0.2);
    }

    .btn-secondary:hover,
    .btn-secondary:focus-visible {
      background: rgba(255, 255, 255, 0.1);
      border-color: rgba(245, 234, 212, 0.36);
      transform: translateY(-3px);
      outline: none;
    }

    .btn-ghost {
      color: var(--paper);
      padding-inline: 0;
      border-radius: 0;
      min-height: auto;
    }

    .btn-ghost:hover {
      color: var(--brand-2);
      transform: translateX(4px);
    }

    .hero-points {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      margin-top: 34px;
      max-width: 860px;
    }

    .point {
      min-height: 84px;
      padding: 16px;
      border-radius: 20px;
      border: 1px solid rgba(245, 234, 212, 0.14);
      background: rgba(18, 15, 11, 0.38);
      transition: transform .25s ease, background .25s ease, border .25s ease;
    }

    .point:hover {
      transform: translateY(-4px);
      background: rgba(245, 234, 212, 0.08);
      border-color: rgba(243, 186, 98, 0.35);
    }

    .point strong {
      display: block;
      color: var(--paper);
      font-size: 18px;
      margin-bottom: 3px;
    }

    .point span {
      display: block;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.5;
    }

    .trust-strip {
      position: relative;
      z-index: 2;
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      align-items: center;
      margin-top: 28px;
      color: var(--muted);
      font-size: 14px;
    }

    .trust-strip b {
      color: var(--paper);
      font-weight: 900;
    }

    .trust-strip em {
      font-style: normal;
      padding: 6px 10px;
      border-radius: 999px;
      background: rgba(143, 191, 138, 0.1);
      border: 1px solid rgba(143, 191, 138, 0.24);
      color: #d7e5c9;
    }

    .metric-board {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr 0.8fr 0.8fr;
      gap: 14px;
      margin-top: 20px;
    }

    .metric {
      position: relative;
      overflow: hidden;
      padding: 22px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--line);
      background: linear-gradient(180deg, rgba(245, 234, 212, 0.08), rgba(245, 234, 212, 0.035));
      box-shadow: var(--shadow-soft);
      min-height: 132px;
    }

    .metric.featured {
      background:
        linear-gradient(135deg, rgba(232, 111, 66, 0.22), rgba(243, 186, 98, 0.08)),
        rgba(245, 234, 212, 0.055);
    }

    .metric small {
      color: var(--muted);
      font-weight: 800;
    }

    .metric .num {
      display: block;
      margin-top: 10px;
      color: var(--paper);
      font-size: clamp(30px, 4vw, 52px);
      line-height: 1;
      font-weight: 1000;
      letter-spacing: -0.06em;
    }

    .metric p {
      color: var(--muted);
      font-size: 14px;
      margin-top: 10px;
    }

    .grid {
      display: grid;
      gap: 18px;
    }

    .matrix-layout {
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 18px;
      align-items: stretch;
    }

    .card {
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      background: var(--bg-card);
      box-shadow: var(--shadow-soft);
      transition: transform .25s ease, border-color .25s ease, background .25s ease, box-shadow .25s ease;
    }

    .card:hover {
      transform: translateY(-5px);
      border-color: rgba(243, 186, 98, 0.34);
      background: rgba(255, 247, 229, 0.095);
      box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
    }

    .feature-card {
      padding: 26px;
      min-height: 220px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .feature-card .icon {
      width: 46px;
      height: 46px;
      border-radius: 15px;
      display: grid;
      place-items: center;
      color: #24140b;
      background: linear-gradient(135deg, var(--brand-2), var(--brand));
      font-weight: 1000;
      margin-bottom: 20px;
    }

    .feature-card h3,
    .route-card h3,
    .compare-card h3,
    .ip-card h3,
    .collection-card h3,
    .news-panel h3,
    .faq-item h3 {
      color: var(--paper);
      font-size: 20px;
      line-height: 1.3;
      margin-bottom: 10px;
      letter-spacing: -0.02em;
    }

    .feature-card p,
    .route-card p,
    .compare-card p,
    .ip-card p,
    .collection-card p {
      color: var(--muted);
      font-size: 15px;
    }

    .feature-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 18px;
    }

    .service-highlight {
      min-height: 100%;
      padding: 30px;
      border-radius: var(--radius-xl);
      border: 1px solid rgba(243, 186, 98, 0.24);
      background:
        linear-gradient(160deg, rgba(232, 111, 66, 0.18), rgba(143, 191, 138, 0.07) 54%, rgba(245, 234, 212, 0.06)),
        rgba(18, 15, 11, 0.34);
      position: relative;
      overflow: hidden;
    }

    .service-highlight::after {
      content: "";
      position: absolute;
      width: 190px;
      height: 190px;
      right: -70px;
      top: -70px;
      border-radius: 50%;
      background: rgba(243, 186, 98, 0.16);
      filter: blur(2px);
    }

    .service-highlight h3 {
      position: relative;
      z-index: 1;
      color: var(--paper);
      font-size: clamp(28px, 4vw, 44px);
      line-height: 1.05;
      letter-spacing: -0.05em;
      margin-bottom: 18px;
    }

    .service-highlight p {
      position: relative;
      z-index: 1;
      color: var(--paper-2);
      margin-bottom: 24px;
    }

    .tags {
      position: relative;
      z-index: 1;
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      min-height: 34px;
      padding: 0 13px;
      border-radius: 999px;
      color: var(--paper);
      background: rgba(255, 255, 255, 0.075);
      border: 1px solid rgba(245, 234, 212, 0.16);
      font-size: 14px;
      transition: transform .25s ease, background .25s ease, color .25s ease;
    }

    .tag:hover {
      transform: translateY(-2px);
      background: rgba(243, 186, 98, 0.14);
      color: #fff;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 10px;
      border-radius: 999px;
      background: rgba(143, 191, 138, 0.12);
      border: 1px solid rgba(143, 191, 138, 0.22);
      color: #dbe9cf;
      font-size: 13px;
      font-weight: 800;
    }

    .route-wrap {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 18px;
    }

    .route-card {
      padding: 24px;
    }

    .route-list {
      display: grid;
      gap: 12px;
      margin-top: 18px;
    }

    .route-item {
      display: grid;
      grid-template-columns: auto 1fr auto;
      align-items: center;
      gap: 14px;
      padding: 14px;
      border-radius: 18px;
      background: rgba(255, 255, 255, 0.055);
      border: 1px solid rgba(245, 234, 212, 0.1);
      transition: transform .25s ease, background .25s ease, border .25s ease;
    }

    .route-item:hover {
      transform: translateX(5px);
      background: rgba(255, 255, 255, 0.085);
      border-color: rgba(232, 111, 66, 0.28);
    }

    .route-index {
      width: 34px;
      height: 34px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      color: #24140b;
      background: var(--paper);
      font-weight: 1000;
    }

    .route-item strong {
      display: block;
      color: var(--paper);
      line-height: 1.35;
    }

    .route-item span {
      display: block;
      color: var(--muted);
      font-size: 13px;
      margin-top: 2px;
    }

    .route-arrow {
      color: var(--brand-2);
      font-weight: 1000;
    }

    .poster-board {
      padding: 22px;
      border-radius: var(--radius-xl);
      border: 1px solid rgba(245, 234, 212, 0.15);
      background:
        linear-gradient(135deg, rgba(143, 191, 138, 0.16), transparent 58%),
        rgba(255, 255, 255, 0.055);
      min-height: 100%;
    }

    .mini-bars {
      display: grid;
      gap: 12px;
      margin-top: 18px;
    }

    .mini-bar {
      display: grid;
      gap: 7px;
    }

    .mini-bar .line {
      height: 10px;
      overflow: hidden;
      border-radius: 999px;
      background: rgba(245, 234, 212, 0.1);
    }

    .mini-bar .line span {
      display: block;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--green), var(--brand-2));
    }

    .mini-bar p {
      display: flex;
      justify-content: space-between;
      color: var(--muted);
      font-size: 13px;
    }

    .compare-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
      align-items: stretch;
    }

    .compare-card {
      padding: 28px;
      min-height: 100%;
    }

    .compare-card.better {
      border-color: rgba(143, 191, 138, 0.34);
      background: linear-gradient(180deg, rgba(143, 191, 138, 0.14), rgba(255,255,255,0.05));
    }

    .check-list {
      display: grid;
      gap: 12px;
      margin-top: 18px;
      list-style: none;
    }

    .check-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: var(--paper-2);
      font-size: 15px;
    }

    .check-list li::before {
      content: "✓";
      flex: 0 0 24px;
      width: 24px;
      height: 24px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      color: #1d130c;
      background: var(--green);
      font-size: 13px;
      font-weight: 1000;
      margin-top: 2px;
    }

    .check-list.muted li::before {
      content: "—";
      background: rgba(245, 234, 212, 0.16);
      color: var(--muted);
    }

    .ip-track {
      display: flex;
      gap: 18px;
      overflow-x: auto;
      padding: 4px 2px 18px;
      scroll-snap-type: x mandatory;
      scrollbar-width: thin;
      scrollbar-color: rgba(243, 186, 98, 0.45) rgba(255,255,255,0.05);
    }

    .ip-card {
      flex: 0 0 310px;
      scroll-snap-align: start;
      padding: 24px;
      position: relative;
      overflow: hidden;
    }

    .ip-avatar {
      width: 64px;
      height: 64px;
      border-radius: 22px;
      display: grid;
      place-items: center;
      margin-bottom: 20px;
      font-weight: 1000;
      font-size: 24px;
      color: #24140b;
      background: linear-gradient(135deg, var(--paper), var(--brand-2));
      box-shadow: inset 0 0 0 2px rgba(255,255,255,0.35);
    }

    .ip-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 18px;
    }

    .ip-meta span {
      padding: 5px 9px;
      border-radius: 999px;
      background: rgba(255,255,255,0.07);
      color: var(--muted);
      font-size: 12px;
    }

    .collection-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 18px;
    }

    .collection-main {
      padding: 30px;
      border-radius: var(--radius-xl);
      background:
        linear-gradient(135deg, rgba(243, 186, 98, 0.15), rgba(232, 111, 66, 0.08)),
        rgba(255,255,255,0.06);
      border: 1px solid rgba(243, 186, 98, 0.22);
    }

    .collection-list {
      display: grid;
      gap: 12px;
      list-style: none;
      margin-top: 22px;
    }

    .collection-list li {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      padding: 15px 0;
      border-bottom: 1px solid rgba(245, 234, 212, 0.12);
      color: var(--paper-2);
    }

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

    .collection-list b {
      color: var(--paper);
    }

    .collection-card {
      padding: 24px;
      display: grid;
      gap: 16px;
    }

    .count {
      display: inline-flex;
      align-items: baseline;
      gap: 7px;
      color: var(--paper);
      font-weight: 1000;
      font-size: 34px;
      letter-spacing: -0.04em;
    }

    .count small {
      color: var(--muted);
      font-size: 14px;
      font-weight: 700;
      letter-spacing: 0;
    }

    .news-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.1fr) 360px;
      gap: 18px;
      align-items: start;
    }

    .news-panel {
      padding: 26px;
      border-radius: var(--radius-xl);
      border: 1px solid var(--line);
      background: rgba(255,255,255,0.055);
    }

    .news-list {
      display: grid;
      gap: 0;
      list-style: none;
    }

    .news-list a {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 16px;
      padding: 18px 0;
      border-bottom: 1px solid rgba(245, 234, 212, 0.12);
      transition: color .25s ease, transform .25s ease;
    }

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

    .news-list a:hover,
    .news-list a:focus-visible {
      color: var(--brand-2);
      transform: translateX(4px);
      outline: none;
    }

    .news-list strong {
      font-size: 17px;
      line-height: 1.45;
      color: inherit;
    }

    .news-list span {
      color: var(--subtle);
      font-size: 13px;
      white-space: nowrap;
    }

    .recommend-box {
      padding: 26px;
      border-radius: var(--radius-xl);
      background:
        linear-gradient(180deg, rgba(143, 191, 138, 0.13), rgba(255,255,255,0.045)),
        rgba(255,255,255,0.04);
      border: 1px solid rgba(143, 191, 138, 0.22);
      position: sticky;
      top: 104px;
    }

    .recommend-box p {
      color: var(--muted);
      margin: 10px 0 20px;
    }

    .material-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
      margin-top: 20px;
    }

    .material {
      padding: 18px;
      border-radius: 20px;
      background: rgba(255,255,255,0.055);
      border: 1px solid rgba(245, 234, 212, 0.12);
    }

    .material strong {
      display: block;
      color: var(--paper);
      margin-bottom: 6px;
    }

    .material span {
      color: var(--muted);
      font-size: 13px;
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: 0.72fr 1.28fr;
      gap: 22px;
      align-items: start;
    }

    .faq-note {
      padding: 28px;
      border-radius: var(--radius-xl);
      background: rgba(255,255,255,0.055);
      border: 1px solid rgba(245, 234, 212, 0.14);
      position: sticky;
      top: 104px;
    }

    .faq-note p {
      color: var(--muted);
      margin-top: 12px;
    }

    .faq-list {
      display: grid;
      gap: 12px;
    }

    .faq-item {
      border: 1px solid var(--line);
      border-radius: 22px;
      background: rgba(255,255,255,0.052);
      overflow: hidden;
      transition: border .25s ease, background .25s ease;
    }

    .faq-item.active {
      border-color: rgba(243, 186, 98, 0.32);
      background: rgba(255,255,255,0.075);
    }

    .faq-question {
      width: 100%;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 18px;
      padding: 20px 22px;
      text-align: left;
      color: var(--paper);
      font-weight: 900;
    }

    .faq-question span {
      width: 30px;
      height: 30px;
      display: grid;
      place-items: center;
      flex: 0 0 30px;
      border-radius: 50%;
      background: rgba(245, 234, 212, 0.1);
      transition: transform .25s ease, background .25s ease;
    }

    .faq-item.active .faq-question span {
      transform: rotate(45deg);
      background: rgba(243, 186, 98, 0.2);
    }

    .faq-answer {
      display: none;
      padding: 0 22px 22px;
      color: var(--muted);
    }

    .faq-item.active .faq-answer {
      display: block;
    }

    .join-shell {
      display: grid;
      grid-template-columns: 0.95fr 1.05fr;
      gap: 18px;
      align-items: stretch;
      border-radius: var(--radius-xl);
      border: 1px solid rgba(245, 234, 212, 0.16);
      background:
        radial-gradient(circle at 0 0, rgba(232, 111, 66, 0.2), transparent 38%),
        radial-gradient(circle at 95% 5%, rgba(143, 191, 138, 0.14), transparent 32%),
        rgba(255,255,255,0.055);
      padding: 18px;
      box-shadow: var(--shadow);
    }

    .join-copy {
      padding: 34px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      gap: 24px;
    }

    .join-copy h2 {
      font-family: var(--serif);
      font-size: clamp(32px, 5vw, 60px);
      line-height: 1.02;
      letter-spacing: -0.06em;
      color: var(--paper);
    }

    .join-copy p {
      color: var(--paper-2);
      margin-top: 16px;
    }

    .settle-list {
      display: grid;
      gap: 10px;
      list-style: none;
    }

    .settle-list li {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--muted);
    }

    .settle-list li::before {
      content: "";
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--brand-2);
      box-shadow: 0 0 0 5px rgba(243, 186, 98, 0.11);
    }

    .form-card {
      padding: 26px;
      border-radius: 28px;
      background: rgba(18, 15, 11, 0.54);
      border: 1px solid rgba(245, 234, 212, 0.14);
    }

    .form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }

    .field {
      display: grid;
      gap: 7px;
    }

    .field.full {
      grid-column: 1 / -1;
    }

    .field label {
      color: var(--paper);
      font-size: 14px;
      font-weight: 800;
    }

    .field input,
    .field select,
    .field textarea {
      width: 100%;
      min-height: 48px;
      border-radius: 16px;
      border: 1px solid rgba(245, 234, 212, 0.16);
      background: rgba(255,255,255,0.06);
      color: var(--text);
      padding: 12px 14px;
      outline: none;
      transition: border .25s ease, box-shadow .25s ease, background .25s ease;
    }

    .field select option {
      background: #1d1711;
      color: var(--text);
    }

    .field textarea {
      min-height: 112px;
      resize: vertical;
    }

    .field input::placeholder,
    .field textarea::placeholder {
      color: rgba(245, 234, 212, 0.43);
    }

    .field input:focus,
    .field select:focus,
    .field textarea:focus {
      border-color: rgba(243, 186, 98, 0.7);
      box-shadow: 0 0 0 4px rgba(243, 186, 98, 0.12);
      background: rgba(255,255,255,0.085);
    }

    .form-tip {
      margin-top: 14px;
      color: var(--subtle);
      font-size: 13px;
    }

    .form-status {
      min-height: 24px;
      margin-top: 12px;
      color: var(--green);
      font-weight: 800;
    }

    .site-footer {
      padding: 48px 0 34px;
      border-top: 1px solid rgba(245, 234, 212, 0.12);
      background: rgba(12, 10, 7, 0.42);
    }

    .footer-inner {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 22px;
      align-items: end;
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      color: var(--paper);
      font-weight: 1000;
      font-size: 20px;
      margin-bottom: 12px;
    }

    .footer-text {
      max-width: 680px;
      color: var(--muted);
      font-size: 14px;
    }

    .footer-copy {
      color: var(--subtle);
      font-size: 13px;
      text-align: right;
    }

    .back-top {
      margin-top: 10px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 8px 12px;
      border-radius: 999px;
      border: 1px solid rgba(245, 234, 212, 0.14);
      color: var(--muted);
      transition: color .25s ease, border .25s ease, transform .25s ease;
    }

    .back-top:hover {
      color: var(--paper);
      border-color: rgba(243, 186, 98, 0.35);
      transform: translateY(-2px);
    }

    @media (max-width: 1024px) {
      .nav-search {
        width: 190px;
      }

      .metric-board,
      .material-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .matrix-layout,
      .route-wrap,
      .collection-grid,
      .news-layout,
      .faq-wrap,
      .join-shell {
        grid-template-columns: 1fr;
      }

      .recommend-box,
      .faq-note {
        position: static;
      }
    }

    @media (max-width: 768px) {
      .container,
      .nav-shell {
        width: min(100% - 28px, var(--container));
      }

      .site-header {
        top: 8px;
      }

      .nav-shell {
        border-radius: 26px;
        align-items: flex-start;
        flex-wrap: wrap;
      }

      .menu-toggle {
        display: inline-flex;
        margin-left: auto;
      }

      .nav-panel {
        display: none;
        width: 100%;
        flex: 0 0 100%;
        flex-direction: column;
        align-items: stretch;
        padding: 8px 0 2px;
      }

      .nav-panel.open {
        display: flex;
      }

      .nav-links {
        width: 100%;
      }

      .nav-link,
      .nav-cta {
        width: 100%;
      }

      .nav-search {
        width: 100%;
      }

      .hero {
        padding-top: 46px;
      }

      .hero-card {
        padding: 28px;
      }

      .hero-card::before {
        inset: 10px;
      }

      .hero-points,
      .feature-list,
      .compare-grid,
      .form-grid {
        grid-template-columns: 1fr;
      }

      .section,
      .section-tight {
        padding: 58px 0;
      }

      .section-head {
        grid-template-columns: 1fr;
        gap: 12px;
      }

      .route-item {
        grid-template-columns: auto 1fr;
      }

      .route-arrow {
        display: none;
      }

      .footer-inner {
        grid-template-columns: 1fr;
      }

      .footer-copy {
        text-align: left;
      }
    }

    @media (max-width: 520px) {
      .brand-text {
        max-width: 188px;
      }

      .hero h1 {
        font-size: clamp(38px, 14vw, 58px);
      }

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

      .metric-board,
      .material-grid {
        grid-template-columns: 1fr;
      }

      .ip-card {
        flex-basis: 86%;
      }

      .collection-list li,
      .news-list a {
        grid-template-columns: 1fr;
      }

      .news-list span {
        white-space: normal;
      }

      .join-copy,
      .form-card {
        padding: 22px;
      }
    }