/* roulang page: index */
:root {
      --bg: #f6f3ec;
      --bg-soft: #fbf8f1;
      --surface: rgba(255, 252, 245, 0.88);
      --surface-strong: #ffffff;
      --ink: #1f2a25;
      --muted: #68746f;
      --subtle: #8a938d;
      --primary: #0f7c68;
      --primary-dark: #095f52;
      --primary-soft: #dff4ed;
      --accent: #ff8a3d;
      --accent-soft: #fff0e6;
      --map: #2f4f45;
      --warning: #c87021;
      --line: rgba(31, 42, 37, 0.12);
      --line-strong: rgba(31, 42, 37, 0.2);
      --shadow-sm: 0 10px 30px rgba(38, 54, 46, 0.08);
      --shadow-md: 0 20px 60px rgba(38, 54, 46, 0.14);
      --shadow-lg: 0 32px 90px rgba(17, 42, 35, 0.22);
      --radius-sm: 14px;
      --radius-md: 22px;
      --radius-lg: 34px;
      --radius-xl: 46px;
      --container: 1180px;
      --header-h: 78px;
      --transition: 220ms ease;
      --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
    }

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

    html {
      scroll-behavior: smooth;
      text-size-adjust: 100%;
    }

    body {
      min-height: 100vh;
      font-family: var(--font);
      color: var(--ink);
      line-height: 1.75;
      background:
        radial-gradient(circle at 10% 8%, rgba(255, 138, 61, 0.18), transparent 30%),
        radial-gradient(circle at 82% 12%, rgba(15, 124, 104, 0.16), transparent 34%),
        linear-gradient(180deg, var(--bg) 0%, #fffaf1 48%, #f7f4ec 100%);
      overflow-x: hidden;
    }

    body.drawer-open {
      overflow: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--transition), opacity var(--transition), transform var(--transition);
    }

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

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

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

    input,
    select,
    textarea {
      width: 100%;
      border: 1px solid var(--line);
      border-radius: 18px;
      background: rgba(255, 255, 255, 0.82);
      color: var(--ink);
      outline: none;
      transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
    }

    input:focus,
    select:focus,
    textarea:focus,
    button:focus-visible,
    a:focus-visible {
      outline: 3px solid rgba(255, 138, 61, 0.3);
      outline-offset: 3px;
    }

    input:focus,
    select:focus,
    textarea:focus {
      border-color: rgba(15, 124, 104, 0.6);
      box-shadow: 0 0 0 5px rgba(15, 124, 104, 0.1);
      background: #fff;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 60;
      height: var(--header-h);
      display: flex;
      align-items: center;
      border-bottom: 1px solid rgba(31, 42, 37, 0.08);
      background: rgba(246, 243, 236, 0.84);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
    }

    .topbar {
      width: min(100% - 32px, 1240px);
      margin: 0 auto;
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 18px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
      font-weight: 900;
      letter-spacing: -0.04em;
      color: var(--ink);
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 15px;
      display: grid;
      place-items: center;
      flex: 0 0 auto;
      color: #fff;
      background:
        linear-gradient(145deg, rgba(15, 124, 104, 1), rgba(255, 138, 61, 0.9)),
        radial-gradient(circle at 25% 18%, rgba(255, 255, 255, 0.5), transparent 30%);
      box-shadow: 0 16px 30px rgba(15, 124, 104, 0.22);
    }

    .brand-text {
      overflow: hidden;
      white-space: nowrap;
      text-overflow: ellipsis;
      font-size: 17px;
    }

    .menu-button {
      justify-self: center;
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 12px 18px;
      border-radius: 999px;
      border: 1px solid rgba(31, 42, 37, 0.12);
      background: rgba(255, 255, 255, 0.58);
      box-shadow: var(--shadow-sm);
      font-weight: 800;
    }

    .menu-button:hover {
      transform: translateY(-1px);
      border-color: rgba(15, 124, 104, 0.24);
      background: rgba(255, 255, 255, 0.9);
    }

    .hamburger {
      width: 20px;
      display: grid;
      gap: 5px;
    }

    .hamburger span {
      height: 2px;
      border-radius: 999px;
      background: var(--ink);
    }

    .header-actions {
      justify-self: end;
      display: inline-flex;
      align-items: center;
      gap: 12px;
    }

    .mini-status {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 10px 14px;
      border: 1px solid rgba(15, 124, 104, 0.14);
      border-radius: 999px;
      color: var(--primary-dark);
      background: rgba(223, 244, 237, 0.72);
      font-size: 13px;
      font-weight: 800;
    }

    .status-dot {
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 6px rgba(255, 138, 61, 0.14);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 48px;
      padding: 13px 20px;
      border-radius: 999px;
      font-weight: 900;
      line-height: 1.1;
      border: 1px solid transparent;
      transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
      white-space: nowrap;
    }

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--primary-dark));
      box-shadow: 0 18px 36px rgba(15, 124, 104, 0.24);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 24px 48px rgba(15, 124, 104, 0.3);
    }

    .btn-accent {
      color: #2f2016;
      background: linear-gradient(135deg, #ffb06e, var(--accent));
      box-shadow: 0 18px 36px rgba(255, 138, 61, 0.26);
    }

    .btn-accent:hover {
      transform: translateY(-2px);
      box-shadow: 0 24px 50px rgba(255, 138, 61, 0.34);
    }

    .btn-ghost {
      color: var(--primary-dark);
      border-color: rgba(15, 124, 104, 0.18);
      background: rgba(255, 255, 255, 0.62);
    }

    .btn-ghost:hover {
      transform: translateY(-2px);
      border-color: rgba(15, 124, 104, 0.34);
      background: #fff;
      box-shadow: var(--shadow-sm);
    }

    .drawer {
      position: fixed;
      inset: 0;
      z-index: 100;
      pointer-events: none;
    }

    .drawer-backdrop {
      position: absolute;
      inset: 0;
      background: rgba(14, 25, 22, 0.46);
      opacity: 0;
      transition: opacity var(--transition);
    }

    .drawer-panel {
      position: absolute;
      top: 18px;
      right: 18px;
      bottom: 18px;
      width: min(620px, calc(100vw - 36px));
      border: 1px solid rgba(255, 255, 255, 0.42);
      border-radius: 34px;
      background:
        radial-gradient(circle at 18% 16%, rgba(255, 138, 61, 0.18), transparent 34%),
        linear-gradient(160deg, rgba(255, 252, 245, 0.96), rgba(230, 243, 235, 0.96));
      box-shadow: var(--shadow-lg);
      padding: 26px;
      transform: translateX(110%);
      transition: transform 320ms cubic-bezier(.2, .8, .2, 1);
      overflow-y: auto;
    }

    .drawer.open {
      pointer-events: auto;
    }

    .drawer.open .drawer-backdrop {
      opacity: 1;
    }

    .drawer.open .drawer-panel {
      transform: translateX(0);
    }

    .drawer-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding-bottom: 18px;
      border-bottom: 1px solid var(--line);
    }

    .drawer-close {
      width: 44px;
      height: 44px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: rgba(31, 42, 37, 0.08);
      font-size: 28px;
      line-height: 1;
    }

    .drawer-close:hover {
      background: rgba(255, 138, 61, 0.18);
      transform: rotate(8deg);
    }

    .drawer-search {
      margin: 22px 0;
      position: relative;
    }

    .drawer-search input {
      padding: 16px 18px 16px 48px;
    }

    .drawer-search:before {
      content: "⌕";
      position: absolute;
      left: 19px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--primary);
      font-size: 22px;
      z-index: 1;
    }

    .drawer-nav {
      display: grid;
      gap: 14px;
    }

    .drawer-link {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 18px 18px;
      border: 1px solid var(--line);
      border-radius: 22px;
      background: rgba(255, 255, 255, 0.68);
      font-weight: 900;
    }

    .drawer-link:hover,
    .drawer-link.active {
      color: var(--primary-dark);
      border-color: rgba(15, 124, 104, 0.28);
      background: rgba(223, 244, 237, 0.72);
      transform: translateX(-3px);
    }

    .drawer-note {
      margin-top: 22px;
      padding: 18px;
      border-radius: 24px;
      background: rgba(255, 138, 61, 0.12);
      border: 1px solid rgba(255, 138, 61, 0.2);
      color: #714218;
      font-size: 14px;
    }

    main {
      position: relative;
    }

    .section {
      padding: 82px 0;
    }

    .section-tight {
      padding: 56px 0;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 32px;
      padding: 6px 12px;
      border-radius: 999px;
      color: var(--primary-dark);
      background: rgba(223, 244, 237, 0.82);
      border: 1px solid rgba(15, 124, 104, 0.14);
      font-size: 13px;
      font-weight: 900;
      letter-spacing: 0.02em;
    }

    .eyebrow:before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 5px rgba(255, 138, 61, 0.12);
    }

    .section-title {
      margin-top: 14px;
      font-size: clamp(30px, 4vw, 48px);
      line-height: 1.16;
      letter-spacing: -0.06em;
      color: var(--ink);
    }

    .section-desc {
      margin-top: 14px;
      max-width: 740px;
      color: var(--muted);
      font-size: 17px;
    }

    .hero {
      padding: 48px 0 70px;
    }

    .hero-stage {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius-xl);
      border: 1px solid rgba(31, 42, 37, 0.1);
      background:
        linear-gradient(115deg, rgba(17, 85, 73, 0.92), rgba(15, 124, 104, 0.78) 44%, rgba(255, 138, 61, 0.78)),
        radial-gradient(circle at 20% 30%, rgba(255,255,255,.22), transparent 28%);
      color: #fff;
      box-shadow: var(--shadow-lg);
    }

    .hero-stage:before,
    .hero-stage:after {
      content: "";
      position: absolute;
      border-radius: 999px;
      border: 1px dashed rgba(255, 255, 255, 0.25);
      pointer-events: none;
    }

    .hero-stage:before {
      width: 520px;
      height: 520px;
      right: -150px;
      top: -210px;
    }

    .hero-stage:after {
      width: 390px;
      height: 390px;
      left: -150px;
      bottom: -220px;
    }

    .hero-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: 1.12fr 0.88fr;
      gap: 28px;
      padding: clamp(28px, 5vw, 62px);
      align-items: stretch;
    }

    .hero-copy {
      display: flex;
      flex-direction: column;
      justify-content: center;
      min-height: 420px;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      width: fit-content;
      gap: 9px;
      padding: 8px 14px;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.14);
      border: 1px solid rgba(255, 255, 255, 0.24);
      backdrop-filter: blur(10px);
      font-size: 14px;
      font-weight: 900;
    }

    .hero-badge span {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #fff;
      box-shadow: 0 0 0 6px rgba(255,255,255,.14);
    }

    h1 {
      margin-top: 22px;
      max-width: 820px;
      font-size: clamp(38px, 6.1vw, 76px);
      line-height: 1.02;
      letter-spacing: -0.075em;
    }

    .hero-intro {
      margin-top: 22px;
      max-width: 760px;
      color: rgba(255, 255, 255, 0.84);
      font-size: clamp(16px, 1.6vw, 20px);
      line-height: 1.9;
    }

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

    .hero .btn-ghost {
      color: #fff;
      border-color: rgba(255, 255, 255, 0.32);
      background: rgba(255, 255, 255, 0.12);
    }

    .hero .btn-ghost:hover {
      background: rgba(255,255,255,.22);
      border-color: rgba(255,255,255,.48);
    }

    .hero-metrics {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      margin-top: 32px;
      max-width: 760px;
    }

    .hero-metric {
      padding: 16px;
      border-radius: 22px;
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.18);
    }

    .hero-metric strong {
      display: block;
      font-size: 24px;
      line-height: 1;
    }

    .hero-metric span {
      display: block;
      margin-top: 7px;
      color: rgba(255, 255, 255, 0.76);
      font-size: 13px;
    }

    .group-board {
      min-height: 420px;
      display: grid;
      align-content: space-between;
      gap: 18px;
      border-radius: 34px;
      padding: 24px;
      background: rgba(255, 255, 255, 0.16);
      border: 1px solid rgba(255, 255, 255, 0.24);
      backdrop-filter: blur(18px);
    }

    .group-top {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 16px;
    }

    .group-tag {
      padding: 7px 12px;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.18);
      font-size: 13px;
      font-weight: 900;
    }

    .group-number {
      font-size: 62px;
      line-height: 1;
      letter-spacing: -0.07em;
      font-weight: 950;
    }

    .group-number small {
      font-size: 18px;
      color: rgba(255,255,255,.74);
      letter-spacing: 0;
    }

    .progress-wrap {
      display: grid;
      gap: 10px;
    }

    .progress-label {
      display: flex;
      justify-content: space-between;
      color: rgba(255,255,255,.82);
      font-size: 14px;
      font-weight: 800;
    }

    .progress {
      height: 12px;
      border-radius: 999px;
      overflow: hidden;
      background: rgba(255,255,255,.18);
    }

    .progress span {
      display: block;
      width: 93%;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, #fff1a6, #ff8a3d);
      box-shadow: 0 0 24px rgba(255, 226, 133, 0.52);
    }

    .route-card {
      display: grid;
      gap: 12px;
      padding: 18px;
      border-radius: 26px;
      background: rgba(31, 42, 37, 0.18);
      border: 1px solid rgba(255,255,255,.14);
    }

    .route-item {
      display: grid;
      grid-template-columns: auto 1fr auto;
      align-items: center;
      gap: 12px;
      color: rgba(255,255,255,.86);
      font-size: 14px;
    }

    .route-pin {
      width: 12px;
      height: 12px;
      border-radius: 50%;
      background: #fff;
      box-shadow: 0 0 0 5px rgba(255,255,255,.12);
    }

    .route-line {
      height: 1px;
      background: rgba(255,255,255,.22);
    }

    .grid-uneven {
      display: grid;
      grid-template-columns: 0.92fr 1.08fr;
      gap: 22px;
      align-items: stretch;
    }

    .feature-strip {
      display: grid;
      gap: 16px;
    }

    .feature-card,
    .card {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius-md);
      background: var(--surface);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-sm);
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition), background var(--transition);
    }

    .feature-card:hover,
    .card:hover {
      transform: translateY(-4px);
      border-color: rgba(15, 124, 104, 0.24);
      box-shadow: var(--shadow-md);
      background: rgba(255,255,255,.96);
    }

    .feature-card {
      padding: 24px;
      display: grid;
      grid-template-columns: auto 1fr;
      gap: 18px;
      align-items: start;
    }

    .icon {
      width: 48px;
      height: 48px;
      border-radius: 18px;
      display: grid;
      place-items: center;
      color: var(--primary-dark);
      background: linear-gradient(145deg, var(--primary-soft), rgba(255, 240, 230, .9));
      font-weight: 950;
    }

    .feature-card h3,
    .card h3 {
      font-size: 20px;
      line-height: 1.35;
      letter-spacing: -0.03em;
    }

    .feature-card p,
    .card p {
      margin-top: 8px;
      color: var(--muted);
      font-size: 15px;
    }

    .map-panel {
      min-height: 100%;
      padding: 28px;
      display: grid;
      align-content: space-between;
      border-radius: var(--radius-lg);
      background:
        linear-gradient(150deg, rgba(47, 79, 69, .96), rgba(15, 124, 104, .92)),
        radial-gradient(circle at 30% 20%, rgba(255, 255, 255, .18), transparent 30%);
      color: #fff;
      box-shadow: var(--shadow-md);
      overflow: hidden;
      position: relative;
    }

    .map-panel:before {
      content: "";
      position: absolute;
      inset: 22px;
      opacity: .28;
      background-image:
        linear-gradient(rgba(255,255,255,.14) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.14) 1px, transparent 1px);
      background-size: 52px 52px;
      mask-image: radial-gradient(circle at 50% 50%, black, transparent 75%);
    }

    .map-panel > * {
      position: relative;
      z-index: 1;
    }

    .map-panel h3 {
      font-size: 28px;
      line-height: 1.25;
      letter-spacing: -0.05em;
    }

    .map-panel p {
      margin-top: 12px;
      color: rgba(255,255,255,.78);
    }

    .node-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
      margin-top: 32px;
    }

    .node {
      padding: 16px;
      border-radius: 22px;
      background: rgba(255,255,255,.13);
      border: 1px solid rgba(255,255,255,.18);
    }

    .node strong {
      display: block;
      font-size: 22px;
    }

    .node span {
      color: rgba(255,255,255,.72);
      font-size: 13px;
    }

    .param-board {
      margin-top: 28px;
      display: grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 20px;
    }

    .param-list {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
    }

    .param-item {
      padding: 20px;
      border-radius: 24px;
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: var(--shadow-sm);
    }

    .param-item span {
      display: inline-flex;
      padding: 5px 10px;
      border-radius: 999px;
      background: var(--accent-soft);
      color: #8d4a17;
      font-size: 12px;
      font-weight: 900;
    }

    .param-item strong {
      display: block;
      margin-top: 12px;
      font-size: 28px;
      line-height: 1.1;
      letter-spacing: -0.04em;
    }

    .param-item p {
      margin-top: 8px;
      color: var(--muted);
      font-size: 14px;
    }

    .spec-card {
      padding: 26px;
      border-radius: var(--radius-lg);
      color: #fff;
      background:
        linear-gradient(155deg, #213b34, #0f7c68);
      box-shadow: var(--shadow-md);
    }

    .spec-card h3 {
      font-size: 24px;
      letter-spacing: -0.04em;
    }

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

    .spec-list li {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 12px 0;
      border-bottom: 1px solid rgba(255,255,255,.14);
      color: rgba(255,255,255,.82);
    }

    .spec-list b {
      color: #fff;
      white-space: nowrap;
    }

    .tier-wrap {
      margin-top: 30px;
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 22px;
      align-items: stretch;
    }

    .tier-progress {
      padding: 28px;
      border-radius: var(--radius-lg);
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: var(--shadow-sm);
    }

    .tier-progress h3 {
      font-size: 25px;
      letter-spacing: -0.04em;
    }

    .tier-rail {
      position: relative;
      margin: 30px 0 22px;
      height: 14px;
      border-radius: 999px;
      background: #efe8db;
      overflow: hidden;
    }

    .tier-rail span {
      display: block;
      width: 76%;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--primary), var(--accent));
    }

    .tier-numbers {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 10px;
    }

    .tier-number {
      padding: 14px;
      border-radius: 18px;
      background: var(--bg-soft);
      border: 1px solid var(--line);
    }

    .tier-number strong {
      display: block;
      font-size: 22px;
      color: var(--primary-dark);
    }

    .tier-number span {
      color: var(--subtle);
      font-size: 13px;
    }

    .tier-cards {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
    }

    .tier-card {
      padding: 22px;
      border-radius: 26px;
      border: 1px solid var(--line);
      background: rgba(255,255,255,.78);
      box-shadow: var(--shadow-sm);
      display: grid;
      gap: 14px;
      align-content: start;
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .tier-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: rgba(255, 138, 61, .32);
    }

    .tier-card.featured {
      background: linear-gradient(180deg, #fff9ef, #ffffff);
      border-color: rgba(255, 138, 61, .35);
    }

    .price {
      font-size: 34px;
      line-height: 1;
      letter-spacing: -0.06em;
      font-weight: 950;
    }

    .price small {
      font-size: 13px;
      color: var(--subtle);
      letter-spacing: 0;
      font-weight: 700;
    }

    .tag {
      width: fit-content;
      display: inline-flex;
      align-items: center;
      padding: 6px 10px;
      border-radius: 999px;
      background: var(--primary-soft);
      color: var(--primary-dark);
      font-size: 12px;
      font-weight: 900;
    }

    .matrix {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 14px;
      margin-top: 30px;
    }

    .matrix-card {
      padding: 22px;
      min-height: 190px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      border-radius: 26px;
      background: rgba(255,255,255,.78);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-sm);
      transition: transform var(--transition), background var(--transition), box-shadow var(--transition);
    }

    .matrix-card:hover {
      transform: translateY(-5px);
      background: #fff;
      box-shadow: var(--shadow-md);
    }

    .matrix-card:nth-child(even) {
      transform: translateY(18px);
    }

    .matrix-card:nth-child(even):hover {
      transform: translateY(12px);
    }

    .matrix-card h3 {
      font-size: 19px;
      letter-spacing: -0.03em;
    }

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

    .compare {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 22px;
      margin-top: 30px;
    }

    .compare-card {
      padding: 28px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--line);
      background: rgba(255,255,255,.78);
      box-shadow: var(--shadow-sm);
    }

    .compare-card.good {
      border-color: rgba(15, 124, 104, 0.22);
      background: linear-gradient(180deg, rgba(223,244,237,.8), rgba(255,255,255,.88));
    }

    .compare-card h3 {
      font-size: 26px;
      letter-spacing: -0.04em;
    }

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

    .check-list li {
      display: grid;
      grid-template-columns: 24px 1fr;
      gap: 10px;
      color: var(--muted);
    }

    .check-list li:before {
      content: "✓";
      width: 24px;
      height: 24px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: var(--primary-soft);
      color: var(--primary-dark);
      font-weight: 950;
      line-height: 1;
    }

    .compare-card:not(.good) .check-list li:before {
      content: "!";
      background: rgba(31, 42, 37, 0.08);
      color: var(--subtle);
    }

    .bubble-wall {
      margin-top: 30px;
      display: grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 14px;
    }

    .bubble {
      grid-column: span 2;
      padding: 20px;
      border-radius: 28px 28px 28px 10px;
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: var(--shadow-sm);
    }

    .bubble.wide {
      grid-column: span 3;
      border-radius: 28px 28px 10px 28px;
      background: linear-gradient(180deg, #fff8ef, #fff);
    }

    .bubble-head {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 12px;
    }

    .avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      color: #fff;
      background: linear-gradient(145deg, var(--primary), var(--accent));
      font-weight: 950;
      box-shadow: 0 10px 20px rgba(15, 124, 104, .18);
    }

    .bubble strong {
      display: block;
      line-height: 1.2;
    }

    .bubble small {
      color: var(--subtle);
    }

    .bubble p {
      color: var(--muted);
      font-size: 15px;
    }

    .news-layout {
      margin-top: 30px;
      display: grid;
      grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
      gap: 22px;
      align-items: start;
    }

    .news-list {
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.78);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
    }

    .news-item {
      display: grid;
      grid-template-columns: 116px 1fr auto;
      gap: 18px;
      align-items: center;
      padding: 20px 22px;
      border-bottom: 1px solid var(--line);
    }

    .news-item:last-child {
      border-bottom: 0;
    }

    .news-item time {
      color: var(--subtle);
      font-size: 13px;
      font-weight: 800;
    }

    .news-item a {
      font-size: 18px;
      font-weight: 900;
      letter-spacing: -0.03em;
    }

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

    .news-item span {
      color: var(--muted);
      font-size: 14px;
    }

    .news-arrow {
      color: var(--primary);
      font-weight: 950;
    }

    .recommend {
      padding: 26px;
      border-radius: var(--radius-lg);
      background: linear-gradient(160deg, #203932, #0f7c68);
      color: #fff;
      box-shadow: var(--shadow-md);
    }

    .recommend h3 {
      font-size: 24px;
      letter-spacing: -0.04em;
    }

    .recommend p {
      margin-top: 12px;
      color: rgba(255,255,255,.76);
    }

    .recommend-list {
      margin-top: 20px;
      display: grid;
      gap: 12px;
      list-style: none;
    }

    .recommend-list li {
      padding: 14px;
      border-radius: 18px;
      background: rgba(255,255,255,.12);
      border: 1px solid rgba(255,255,255,.16);
      color: rgba(255,255,255,.86);
    }

    .faq-wrap {
      margin-top: 30px;
      display: grid;
      gap: 14px;
    }

    .faq-item {
      border: 1px solid var(--line);
      border-radius: 24px;
      background: rgba(255,255,255,.8);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      padding: 22px 24px;
      text-align: left;
      font-weight: 950;
      font-size: 18px;
    }

    .faq-question:hover {
      color: var(--primary-dark);
      background: rgba(223,244,237,.38);
    }

    .faq-icon {
      width: 32px;
      height: 32px;
      flex: 0 0 auto;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: var(--primary-soft);
      color: var(--primary-dark);
      transition: transform var(--transition);
    }

    .faq-item.open .faq-icon {
      transform: rotate(45deg);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 260ms ease;
    }

    .faq-answer p {
      padding: 0 24px 24px;
      color: var(--muted);
    }

    .booking {
      padding-bottom: 96px;
    }

    .booking-panel {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 24px;
      padding: clamp(24px, 4vw, 42px);
      border-radius: var(--radius-xl);
      background:
        linear-gradient(135deg, rgba(255,255,255,.86), rgba(223,244,237,.72)),
        radial-gradient(circle at 18% 20%, rgba(255,138,61,.16), transparent 26%);
      border: 1px solid rgba(15,124,104,.16);
      box-shadow: var(--shadow-md);
    }

    .booking-copy {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      gap: 28px;
    }

    .booking-copy h2 {
      font-size: clamp(30px, 4.5vw, 54px);
      line-height: 1.1;
      letter-spacing: -0.06em;
    }

    .booking-copy p {
      margin-top: 14px;
      color: var(--muted);
      font-size: 17px;
    }

    .booking-points {
      display: grid;
      gap: 12px;
      list-style: none;
    }

    .booking-points li {
      display: flex;
      gap: 10px;
      align-items: center;
      color: var(--primary-dark);
      font-weight: 800;
    }

    .booking-points li:before {
      content: "";
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 5px rgba(255,138,61,.12);
      flex: 0 0 auto;
    }

    .form-card {
      padding: 26px;
      border-radius: var(--radius-lg);
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: var(--shadow-sm);
    }

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

    .field {
      display: grid;
      gap: 8px;
    }

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

    .field label {
      color: var(--ink);
      font-size: 14px;
      font-weight: 900;
    }

    .field input,
    .field select,
    .field textarea {
      padding: 14px 16px;
    }

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

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

    .form-message {
      display: none;
      margin-top: 14px;
      padding: 13px 15px;
      border-radius: 16px;
      background: var(--primary-soft);
      color: var(--primary-dark);
      font-weight: 800;
    }

    .form-message.show {
      display: block;
    }

    .site-footer {
      padding: 42px 0;
      background: #172721;
      color: rgba(255,255,255,.78);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 28px;
      align-items: end;
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      color: #fff;
      font-weight: 950;
      letter-spacing: -0.04em;
      font-size: 18px;
    }

    .footer-desc {
      margin-top: 14px;
      max-width: 680px;
      color: rgba(255,255,255,.64);
    }

    .footer-links {
      display: flex;
      justify-content: flex-end;
      flex-wrap: wrap;
      gap: 12px;
    }

    .footer-links a {
      padding: 9px 13px;
      border-radius: 999px;
      border: 1px solid rgba(255,255,255,.12);
      color: rgba(255,255,255,.78);
    }

    .footer-links a:hover {
      color: #fff;
      background: rgba(255,255,255,.09);
      transform: translateY(-1px);
    }

    .copyright {
      margin-top: 24px;
      padding-top: 22px;
      border-top: 1px solid rgba(255,255,255,.12);
      display: flex;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
      color: rgba(255,255,255,.54);
      font-size: 13px;
    }

    .float-cta {
      position: fixed;
      left: 50%;
      bottom: 20px;
      z-index: 50;
      transform: translateX(-50%);
      display: none;
      align-items: center;
      gap: 12px;
      width: min(calc(100% - 28px), 560px);
      padding: 10px 10px 10px 16px;
      border-radius: 999px;
      background: rgba(31, 42, 37, .9);
      color: #fff;
      box-shadow: var(--shadow-lg);
      backdrop-filter: blur(16px);
    }

    .float-cta span {
      flex: 1;
      font-size: 13px;
      color: rgba(255,255,255,.78);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .float-cta .btn {
      min-height: 40px;
      padding: 10px 14px;
      font-size: 13px;
    }

    @media (max-width: 1024px) {
      .hero-grid,
      .grid-uneven,
      .param-board,
      .tier-wrap,
      .booking-panel {
        grid-template-columns: 1fr;
      }

      .hero-copy,
      .group-board {
        min-height: auto;
      }

      .matrix {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .matrix-card:nth-child(even),
      .matrix-card:nth-child(even):hover {
        transform: none;
      }

      .bubble-wall {
        grid-template-columns: repeat(2, 1fr);
      }

      .bubble,
      .bubble.wide {
        grid-column: span 1;
      }

      .news-layout {
        grid-template-columns: 1fr;
      }

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

      .footer-links {
        justify-content: flex-start;
      }
    }

    @media (max-width: 768px) {
      :root {
        --header-h: 72px;
      }

      .container {
        width: min(100% - 28px, var(--container));
      }

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

      .menu-button {
        justify-self: end;
      }

      .header-actions {
        display: none;
      }

      .brand-text {
        max-width: 190px;
      }

      .menu-button em {
        display: none;
      }

      .section {
        padding: 62px 0;
      }

      .hero {
        padding-top: 24px;
      }

      .hero-grid {
        padding: 24px;
      }

      .hero-actions {
        flex-direction: column;
      }

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

      .hero-metrics,
      .param-list,
      .tier-cards,
      .compare,
      .form-grid {
        grid-template-columns: 1fr;
      }

      .group-top {
        flex-direction: column;
      }

      .group-number {
        font-size: 48px;
      }

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

      .news-item {
        grid-template-columns: 1fr auto;
        gap: 8px 12px;
      }

      .news-item time {
        grid-column: 1 / -1;
      }

      .float-cta {
        display: flex;
      }
    }

    @media (max-width: 520px) {
      .brand-mark {
        width: 38px;
        height: 38px;
        border-radius: 13px;
      }

      .brand-text {
        font-size: 15px;
        max-width: 170px;
      }

      .drawer-panel {
        inset: 10px;
        width: auto;
        border-radius: 26px;
        padding: 18px;
      }

      h1 {
        font-size: 36px;
        letter-spacing: -0.065em;
      }

      .section-title,
      .booking-copy h2 {
        font-size: 30px;
      }

      .hero-stage,
      .booking-panel {
        border-radius: 30px;
      }

      .hero-grid {
        padding: 20px;
      }

      .hero-metrics {
        gap: 10px;
      }

      .feature-card {
        grid-template-columns: 1fr;
      }

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

      .bubble-wall {
        grid-template-columns: 1fr;
      }

      .tier-numbers {
        grid-template-columns: 1fr;
      }

      .param-item strong {
        font-size: 24px;
      }

      .copyright {
        display: grid;
      }
    }