/* roulang page: index */
:root {
      --teal-950: #0B1E24;
      --teal-900: #12353C;
      --teal-800: #123A43;
      --teal-700: #0F5C63;
      --teal-600: #1A7A8C;
      --teal-500: #1F8A86;
      --teal-400: #3CBBB6;
      --teal-200: #B7E4E0;
      --teal-100: #E6F4F3;
      --amber: #D98A16;
      --amber-soft: #F6E4C4;
      --pass: #2E9A64;
      --pass-soft: #D8F0E4;
      --danger: #C45C3E;
      --bg: #F3F5F4;
      --bg-alt: #EAEFEE;
      --white: #FFFFFF;
      --text: #1A2B2E;
      --muted: #5A6B6E;
      --line: #D5DEDC;
      --line-strong: #B7C6C4;
      --radius: 24px;
      --radius-sm: 16px;
      --radius-xs: 10px;
      --radius-pill: 999px;
      --shadow: 0 10px 28px rgba(18, 58, 67, 0.08);
      --shadow-hover: 0 16px 36px rgba(18, 58, 67, 0.14);
      --shadow-dark: 0 16px 40px rgba(0, 0, 0, 0.28);
      --container: 1220px;
      --nav-h: 72px;
      --dock-h: 64px;
      --grad: linear-gradient(135deg, #123A43 0%, #1A7A8C 52%, #3CBBB6 100%);
      --grad-dark: linear-gradient(180deg, #0B1E24 0%, #12353C 100%);
      --font: "Noto Sans SC", "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", sans-serif;
      --z-nav: 200;
      --z-drawer: 260;
      --z-dock: 180;
      --space-section: 104px;
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 86px; scroll-padding-bottom: 80px; }
    body {
      margin: 0;
      font-family: var(--font);
      color: var(--text);
      background: var(--bg);
      line-height: 1.7;
      font-size: 16px;
      font-weight: 400;
      padding-bottom: var(--dock-h);
      background-image:
        linear-gradient(rgba(15, 92, 99, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15, 92, 99, 0.035) 1px, transparent 1px);
      background-size: 56px 56px;
    }
    img { max-width: 100%; display: block; height: auto; }
    a { color: var(--teal-700); text-decoration: none; transition: color .2s ease, opacity .2s ease; }
    a:hover { color: var(--teal-500); }
    a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
      outline: 3px solid var(--amber);
      outline-offset: 3px;
    }
    button, input, select, textarea { font-family: inherit; }
    button { cursor: pointer; }
    h1, h2, h3, h4 { margin: 0; line-height: 1.28; font-weight: 800; letter-spacing: .01em; color: var(--text); }
    p { margin: 0; }
    ul { margin: 0; padding: 0; list-style: none; }
    .container { width: min(100% - 40px, var(--container)); margin: 0 auto; }
    .skip {
      position: absolute; left: -999px; top: 8px;
    }
    .skip:focus { left: 8px; z-index: 400; background: #fff; padding: 8px 12px; }

    /* Header */
    .topbar {
      background: var(--grad-dark);
      color: #D5E8E7;
      font-size: 13px;
      font-weight: 500;
    }
    .topbar-inner {
      display: flex; align-items: center; justify-content: space-between;
      min-height: 38px; gap: 16px;
    }
    .topbar a { color: #E7F4F3; }
    .topbar a:hover { color: var(--teal-400); }
    .topbar-left, .topbar-right { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
    .topbar-item { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
    .topbar svg { flex-shrink: 0; }
    .navbar {
      position: sticky; top: 0; z-index: var(--z-nav);
      background: rgba(243, 245, 244, 0.92);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(181, 198, 196, 0.55);
    }
    .navbar.is-stuck { box-shadow: 0 8px 24px rgba(11, 30, 36, 0.08); }
    .nav-inner {
      display: flex; align-items: center; justify-content: space-between;
      min-height: var(--nav-h); gap: 18px;
    }
    .logo { display: flex; align-items: center; gap: 10px; color: var(--text); min-height: 44px; }
    .logo:hover { color: var(--text); opacity: .9; }
    .logo-mark {
      width: 42px; height: 42px; border-radius: 12px;
      background: var(--grad); display: grid; place-items: center;
      box-shadow: 0 6px 16px rgba(26, 122, 140, 0.28);
    }
    .logo-text { display: flex; flex-direction: column; line-height: 1.15; }
    .logo-text strong { font-size: 18px; font-weight: 800; }
    .logo-text small { font-size: 12px; color: var(--teal-700); font-weight: 600; letter-spacing: .04em; }
    .nav-links { display: flex; align-items: center; gap: 4px; }
    .nav-links a {
      position: relative; color: var(--text); font-size: 15px; font-weight: 600;
      padding: 10px 12px; min-height: 44px; display: inline-flex; align-items: center;
    }
    .nav-links a::after {
      content: ""; position: absolute; left: 12px; right: 12px; bottom: 6px; height: 2px;
      background: var(--grad); transform: scaleX(0); transform-origin: left;
      transition: transform .2s ease; border-radius: 2px;
    }
    .nav-links a:hover, .nav-links a.is-active { color: var(--teal-700); }
    .nav-links a.is-active::after, .nav-links a:hover::after { transform: scaleX(1); }
    .nav-cta { display: flex; align-items: center; gap: 10px; }
    .nav-toggle {
      display: none; width: 44px; height: 44px; border: 1px solid var(--line);
      background: #fff; border-radius: 12px; align-items: center; justify-content: center;
    }
    .nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
      display: block; width: 18px; height: 2px; background: var(--teal-800); border-radius: 2px; position: relative;
    }
    .nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; left: 0; }
    .nav-toggle span::before { top: -6px; }
    .nav-toggle span::after { top: 6px; }
    .drawer {
      position: fixed; inset: 0 0 0 auto; width: min(86vw, 360px);
      background: #fff; z-index: var(--z-drawer); transform: translateX(100%);
      transition: transform .28s ease; box-shadow: var(--shadow-dark);
      padding: 24px 20px 32px; display: flex; flex-direction: column; gap: 8px;
    }
    .drawer.is-open { transform: translateX(0); }
    .drawer-mask {
      position: fixed; inset: 0; background: rgba(11, 30, 36, .45);
      z-index: 250; opacity: 0; pointer-events: none; transition: opacity .28s ease;
    }
    .drawer-mask.is-open { opacity: 1; pointer-events: auto; }
    .drawer a {
      min-height: 48px; display: flex; align-items: center;
      padding: 0 12px; border-radius: 12px; color: var(--text); font-weight: 700;
    }
    .drawer a:hover, .drawer a.is-active { background: var(--teal-100); color: var(--teal-700); }
    .drawer-close {
      align-self: flex-end; width: 44px; height: 44px; border: 0; background: var(--bg);
      border-radius: 12px; font-size: 22px; color: var(--teal-800);
    }

    /* Buttons / badges */
    .btn {
      display: inline-flex; align-items: center; justify-content: center; gap: 8px;
      min-height: 48px; padding: 0 22px; border-radius: var(--radius-pill);
      font-size: 15px; font-weight: 700; border: 1px solid transparent;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, filter .2s ease;
      text-decoration: none; cursor: pointer;
    }
    .btn:hover { transform: translateY(-2px); }
    .btn:active { transform: translateY(0); }
    .btn-primary { background: var(--grad); color: #fff; box-shadow: 0 8px 18px rgba(26, 122, 140, .28); }
    .btn-primary:hover { color: #fff; filter: brightness(1.06); }
    .btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.55); }
    .btn-ghost:hover { background: rgba(255,255,255,.1); color: #fff; }
    .btn-line { background: #fff; color: var(--teal-700); border-color: var(--teal-400); }
    .btn-line:hover { color: var(--teal-700); box-shadow: var(--shadow); }
    .btn-amber { background: var(--amber); color: #fff; }
    .btn-amber:hover { color: #fff; filter: brightness(1.05); }
    .btn-block { width: 100%; }
    .badge {
      display: inline-flex; align-items: center; gap: 6px;
      padding: 6px 12px; border-radius: var(--radius-pill);
      font-size: 12px; font-weight: 700; background: #fff;
      border: 1px solid transparent;
      background-image: linear-gradient(#fff, #fff), var(--grad);
      background-origin: border-box; background-clip: padding-box, border-box;
      color: var(--teal-800);
    }
    .badge-dark {
      background: rgba(11, 30, 36, .55); color: #fff; border: 1px solid rgba(60, 187, 182, .45);
      backdrop-filter: blur(8px);
    }
    .badge-pass { background: var(--pass-soft); color: var(--pass); border: 1px solid #8ED0AE; }
    .badge-amber { background: var(--amber-soft); color: #8A5A0C; border: 1px solid #E8C47A; }
    .kpi {
      display: inline-flex; flex-direction: column; min-width: 108px;
      padding: 10px 14px; border-radius: 14px;
      background: rgba(11, 30, 36, .48); border: 1px solid rgba(60, 187, 182, .4);
      color: #fff; backdrop-filter: blur(8px);
    }
    .kpi b { font-size: 20px; font-weight: 800; line-height: 1.2; }
    .kpi span { font-size: 12px; opacity: .86; font-weight: 500; }

    /* Hero */
    #hero { position: relative; padding: 0; }
    .hero-slider { position: relative; min-height: 680px; overflow: hidden; border-radius: 0 0 36px 36px; }
    .hero-slide {
      position: absolute; inset: 0; opacity: 0; pointer-events: none;
      transition: opacity .6s ease;
    }
    .hero-slide.is-active { opacity: 1; pointer-events: auto; z-index: 1; }
    .hero-slide img.hero-bg {
      width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0;
    }
    .hero-mask {
      position: absolute; inset: 0;
      background: linear-gradient(90deg, rgba(11,30,36,.82) 0%, rgba(18,58,67,.58) 48%, rgba(18,53,60,.28) 100%);
    }
    .hero-content {
      position: relative; z-index: 2; min-height: 680px;
      display: flex; flex-direction: column; justify-content: center;
      padding: 72px 0 150px;
    }
    .brand-chip {
      display: inline-flex; align-items: center; gap: 8px; color: var(--teal-200);
      font-weight: 700; font-size: 13px; letter-spacing: .08em; margin-bottom: 16px;
    }
    .brand-chip i { width: 8px; height: 8px; border-radius: 50%; background: var(--teal-400); display: inline-block; }
    #hero h1 {
      font-size: clamp(30px, 4.4vw, 52px); color: #fff; max-width: 760px; margin-bottom: 16px;
    }
    .hero-lead {
      max-width: 640px; color: #DCECEC; font-size: 16px; line-height: 1.8; margin-bottom: 24px; font-weight: 400;
    }
    .hero-heading { font-size: clamp(28px, 3.6vw, 44px); color: #fff; font-weight: 800; max-width: 720px; margin-bottom: 14px; }
    .hero-sub { color: #D5E8E7; font-size: 16px; max-width: 560px; margin-bottom: 22px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 22px; }
    .hero-kpis { display: flex; flex-wrap: wrap; gap: 10px; }
    .hero-side {
      position: absolute; right: max(20px, calc((100% - var(--container)) / 2));
      top: 50%; transform: translateY(-58%); z-index: 3;
      display: flex; flex-direction: column; align-items: center; gap: 16px;
    }
    .progress-card {
      width: 168px; height: 168px; border-radius: 28px;
      background: rgba(11,30,36,.58); border: 1px solid rgba(60,187,182,.4);
      backdrop-filter: blur(10px); display: grid; place-items: center; position: relative;
      box-shadow: var(--shadow-dark);
    }
    .progress-card svg { width: 132px; height: 132px; transform: rotate(-90deg); }
    .progress-center {
      position: absolute; text-align: center; color: #fff;
    }
    .progress-center b { display: block; font-size: 28px; font-weight: 800; }
    .progress-center span { font-size: 12px; color: var(--teal-200); }
    .hero-controls {
      position: absolute; left: 50%; bottom: 118px; transform: translateX(-50%);
      z-index: 4; display: flex; align-items: center; gap: 10px;
    }
    .hero-dot {
      width: 10px; height: 10px; border-radius: 50%; border: 0; background: rgba(255,255,255,.35);
    }
    .hero-dot.is-active { width: 28px; border-radius: 8px; background: var(--teal-400); }
    .hero-arrow {
      width: 44px; height: 44px; border-radius: 12px; border: 1px solid rgba(255,255,255,.3);
      background: rgba(11,30,36,.35); color: #fff; font-size: 20px;
    }
    .hero-arrow:hover { background: rgba(11,30,36,.55); }
    .hero-tiers {
      position: relative; z-index: 5; margin-top: -72px; padding-bottom: 8px;
    }
    .tier-grid {
      display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
    }
    .tier-card {
      background: #fff; border-radius: 22px; padding: 22px 22px 20px;
      box-shadow: var(--shadow); border: 1px solid var(--line);
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .tier-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
    .tier-card.is-hot { border-color: var(--amber); box-shadow: 0 10px 28px rgba(217,138,22,.16); }
    .tier-card h3 { font-size: 18px; margin: 8px 0 8px; }
    .tier-card p { color: var(--muted); font-size: 14px; line-height: 1.7; }
    .tier-top { display: flex; justify-content: space-between; align-items: center; }
    .det-frame {
      position: absolute; border: 2px solid rgba(60,187,182,.85); border-radius: 4px; pointer-events: none; z-index: 2;
      box-shadow: 0 0 0 1px rgba(11,30,36,.2);
    }
    .det-frame span {
      position: absolute; left: -2px; top: -22px; background: #C45C3E; color: #fff;
      font-size: 11px; font-weight: 700; padding: 1px 6px; border-radius: 4px;
    }
    .det-frame.ok span { background: var(--pass); }

    /* Sections common */
    .section { padding: var(--space-section) 0; }
    .section-h {
      display: flex; justify-content: space-between; align-items: flex-end; gap: 24px;
      margin-bottom: 36px;
    }
    .section-h.center { flex-direction: column; align-items: flex-start; }
    .eyebrow {
      color: var(--teal-600); font-size: 13px; font-weight: 700; letter-spacing: .12em; margin-bottom: 8px;
    }
    .section h2 { font-size: clamp(24px, 3vw, 34px); max-width: 780px; }
    .section-lead { max-width: 720px; color: var(--muted); font-size: 15px; line-height: 1.8; margin-top: 12px; }
    .split { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; }
    .media {
      position: relative; border-radius: 28px; overflow: hidden; box-shadow: var(--shadow);
      min-height: 360px; background: var(--teal-900);
    }
    .media img { width: 100%; height: 100%; object-fit: cover; min-height: 360px; }
    .spec-list { display: grid; gap: 12px; margin: 22px 0 26px; }
    .spec-item {
      display: grid; grid-template-columns: 120px 1fr; gap: 12px; padding: 12px 14px;
      background: #fff; border-radius: 14px; border: 1px solid var(--line); font-size: 14px;
    }
    .spec-item b { color: var(--teal-700); font-weight: 700; }

    /* Selling */
    #selling { background: linear-gradient(180deg, #fff 0%, var(--bg) 100%); }
    .sell-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
    .sell-card {
      position: relative; background: #fff; border-radius: 26px; padding: 28px 26px 24px;
      border: 1px solid var(--line); box-shadow: var(--shadow); overflow: hidden;
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }
    .sell-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); border-color: var(--teal-400); }
    .sell-step { font-size: 42px; font-weight: 800; color: var(--teal-100); line-height: 1; margin-bottom: 8px; }
    .sell-card h3 { font-size: 20px; margin: 10px 0 8px; }
    .sell-card p { color: var(--muted); font-size: 14px; margin-bottom: 16px; }
    .sell-data {
      display: inline-flex; align-items: baseline; gap: 6px;
      background: var(--teal-100); color: var(--teal-800);
      border-radius: 12px; padding: 8px 12px; margin-bottom: 8px;
    }
    .sell-data b { font-size: 22px; }
    .sell-data span { font-size: 12px; font-weight: 600; }

    /* Caps */
    #capabilities { background: var(--bg-alt); }
    .cap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
    .cap-card {
      background: #fff; border-radius: 24px; padding: 24px; border: 1px solid var(--line);
      box-shadow: var(--shadow); min-height: 230px;
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .cap-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
    .cap-icon {
      width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
      background: var(--teal-100); margin-bottom: 14px;
    }
    .cap-card h3 { font-size: 18px; margin-bottom: 8px; }
    .cap-card p { font-size: 14px; color: var(--muted); }
    .cap-card .badge { margin-top: 14px; }

    /* Scenes */
    #scenes { background: #fff; }
    .scene-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }
    .scene-tab {
      border: 1px solid var(--line); background: #fff; color: var(--text);
      border-radius: var(--radius-pill); min-height: 44px; padding: 0 16px; font-weight: 700; font-size: 14px;
    }
    .scene-tab.is-active { background: var(--grad); color: #fff; border-color: transparent; }
    .scene-panel { display: none; }
    .scene-panel.is-active { display: grid; grid-template-columns: 1.15fr .85fr; gap: 28px; align-items: center; }
    .scene-shot { position: relative; border-radius: 26px; overflow: hidden; min-height: 340px; }
    .scene-shot img { width: 100%; height: 100%; object-fit: cover; min-height: 340px; }
    .scene-copy h3 { font-size: 24px; margin-bottom: 12px; }
    .scene-copy p { color: var(--muted); font-size: 15px; margin-bottom: 16px; }
    .param-bar {
      display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 18px;
    }
    .param {
      background: var(--bg); border: 1px solid var(--line); border-radius: 10px;
      padding: 6px 10px; font-size: 12px; font-weight: 700; color: var(--teal-800);
    }

    /* Solutions */
    #solutions { background: var(--bg); }
    .dir-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 24px; }
    .dir-chip {
      background: #fff; border: 1px solid var(--line); border-radius: var(--radius-pill);
      padding: 8px 14px; font-size: 13px; font-weight: 700; color: var(--teal-800);
    }
    .scheme-grid {
      display: grid; grid-template-columns: 1.35fr 1fr; grid-template-rows: auto auto; gap: 20px;
    }
    .scheme-card {
      background: #fff; border-radius: 26px; overflow: hidden; border: 1px solid var(--line);
      box-shadow: var(--shadow); display: flex; flex-direction: column;
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .scheme-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
    .scheme-card:first-child { grid-row: 1 / 3; }
    .scheme-card img { width: 100%; height: 210px; object-fit: cover; }
    .scheme-card:first-child img { height: 280px; }
    .scheme-body { padding: 20px 22px 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
    .scheme-body h3 { font-size: 20px; }
    .scheme-body p { font-size: 14px; color: var(--muted); }
    .scheme-body .btn { margin-top: auto; align-self: flex-start; }

    /* Dark cases */
    #cases {
      background: var(--grad-dark); color: #E7F1F1; position: relative; overflow: hidden;
    }
    #cases::before {
      content: ""; position: absolute; inset: 0;
      background: url("/assets/images/6b2cdfaae7374834.webp") center/cover no-repeat;
      opacity: .18;
    }
    #cases .container { position: relative; z-index: 1; }
    #cases h2, #cases .eyebrow { color: #fff; }
    #cases .section-lead { color: #C9DCDC; }
    .case-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 28px; align-items: stretch; }
    .case-main {
      background: rgba(255,255,255,.06); border: 1px solid rgba(60,187,182,.28);
      border-radius: 24px; padding: 28px;
    }
    .case-main h3 { color: #fff; font-size: 22px; margin-bottom: 10px; }
    .big-kpis { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 22px; }
    .big-kpi {
      background: rgba(11,30,36,.35); border-radius: 18px; padding: 16px;
      border: 1px solid rgba(60,187,182,.25);
    }
    .big-kpi b { display: block; font-size: 32px; color: var(--teal-400); }
    .big-kpi span { font-size: 13px; color: #C9DCDC; }
    .case-list { display: grid; gap: 12px; }
    .case-list li {
      background: rgba(255,255,255,.05); border-radius: 16px; padding: 16px 18px;
      border: 1px solid rgba(255,255,255,.08); font-size: 14px; color: #D5E8E7;
    }
    .case-list strong { color: #fff; display: block; margin-bottom: 4px; }

    /* Compare */
    #compare { background: #fff; }
    .compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
    .compare-col {
      border-radius: 24px; padding: 26px; border: 1px solid var(--line); background: var(--bg);
    }
    .compare-col.win {
      background: #fff; border-color: var(--teal-400); box-shadow: var(--shadow);
    }
    .compare-col h3 { font-size: 20px; margin-bottom: 14px; }
    .compare-col li {
      display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--muted);
      padding: 8px 0; border-bottom: 1px dashed var(--line);
    }
    .dot-no, .dot-yes {
      width: 18px; height: 18px; border-radius: 50%; flex-shrink: 0; margin-top: 3px;
      display: grid; place-items: center; color: #fff; font-size: 11px; font-weight: 800;
    }
    .dot-no { background: #B9C4C3; }
    .dot-yes { background: var(--pass); }
    .compare-foot {
      margin-top: 18px; background: var(--teal-800); color: #fff; border-radius: 16px;
      padding: 16px 20px; font-size: 15px; font-weight: 600;
    }

    /* Stats */
    #stats { padding: 56px 0; background: var(--grad); color: #fff; }
    .stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
    .stat-item {
      background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.18);
      border-radius: 20px; padding: 18px 16px; text-align: left;
    }
    .stat-item b { display: block; font-size: 34px; font-weight: 800; line-height: 1.1; }
    .stat-item span { font-size: 13px; opacity: .9; }

    /* Stories */
    #stories { background: var(--bg); }
    .story {
      display: grid; grid-template-columns: 1.1fr .9fr; gap: 24px; align-items: center;
      background: #fff; border-radius: 26px; overflow: hidden; border: 1px solid var(--line);
      box-shadow: var(--shadow); margin-bottom: 20px;
    }
    .story:nth-child(even) { grid-template-columns: .9fr 1.1fr; }
    .story:nth-child(even) .story-copy { order: 2; }
    .story img { width: 100%; height: 100%; object-fit: cover; min-height: 260px; }
    .story-copy { padding: 28px; }
    .story-copy h3 { font-size: 20px; margin: 8px 0 10px; }
    .story-copy p { color: var(--muted); font-size: 15px; }

    /* Reviews */
    #reviews { background: #fff; }
    .review-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
    .review-card {
      background: var(--bg); border-radius: 22px; padding: 20px; border: 1px solid var(--line);
      min-height: 220px; display: flex; flex-direction: column; gap: 10px;
      transition: transform .2s ease;
    }
    .review-card:hover { transform: translateY(-4px); }
    .avatar {
      width: 44px; height: 44px; border-radius: 14px; background: var(--grad); color: #fff;
      display: grid; place-items: center; font-weight: 800;
    }
    .review-who { display: flex; gap: 10px; align-items: center; }
    .review-who small { display: block; color: var(--muted); font-weight: 500; font-size: 12px; }
    .review-card p { font-size: 14px; color: var(--text); }

    /* Insights */
    #insights { background: var(--bg-alt); }
    .news-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
    .news-card {
      background: #fff; border-radius: 22px; padding: 20px; border: 1px solid var(--line);
      box-shadow: var(--shadow); min-height: 220px;
    }
    .news-card h3 { font-size: 17px; margin: 10px 0; }
    .news-card p { font-size: 14px; color: var(--muted); }

    /* FAQ */
    #faq { background: #fff; }
    .faq-item {
      border: 1px solid var(--line); border-radius: 18px; background: #fff; margin-bottom: 10px; overflow: hidden;
    }
    .faq-q {
      width: 100%; text-align: left; background: transparent; border: 0;
      min-height: 56px; padding: 14px 18px; display: flex; justify-content: space-between; gap: 12px;
      font-size: 16px; font-weight: 700; color: var(--text);
    }
    .faq-q i {
      width: 28px; height: 28px; border-radius: 8px; background: var(--teal-100); color: var(--teal-700);
      display: grid; place-items: center; transition: transform .2s ease; flex-shrink: 0;
    }
    .faq-item.is-open .faq-q i { transform: rotate(45deg); background: var(--grad); color: #fff; }
    .faq-a { display: none; padding: 0 18px 16px; color: var(--muted); font-size: 15px; line-height: 1.8; }
    .faq-item.is-open .faq-a { display: block; }

    /* Guarantee */
    #guarantee { background: var(--teal-100); padding: 48px 0; }
    .g-row { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
    .g-item {
      background: #fff; border-radius: 18px; padding: 16px; border: 1px solid #CDE4E1;
      font-size: 14px; font-weight: 600;
    }
    .g-item b { display: block; color: var(--teal-700); margin-bottom: 4px; font-size: 15px; }

    /* Consult */
    #consult { background: var(--grad-dark); color: #E7F1F1; }
    #consult h2, #consult .eyebrow { color: #fff; }
    #consult .section-lead { color: #C9DCDC; }
    .consult-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; align-items: start; }
    .consult-points li { padding: 8px 0; border-bottom: 1px solid rgba(255,255,255,.08); font-size: 14px; color: #D5E8E7; }
    .form-card {
      background: #fff; color: var(--text); border-radius: 26px; padding: 26px;
      box-shadow: var(--shadow-dark);
    }
    .form-card h3 { font-size: 20px; margin-bottom: 6px; }
    .form-card .hint { color: var(--muted); font-size: 13px; margin-bottom: 16px; }
    .field { margin-bottom: 12px; }
    .field label { display: block; font-size: 13px; font-weight: 700; margin-bottom: 6px; }
    .field input, .field select, .field textarea {
      width: 100%; border: 1px solid var(--line-strong); border-radius: 12px;
      min-height: 46px; padding: 10px 12px; background: #FBFCFC; font-size: 15px; color: var(--text);
    }
    .field textarea { min-height: 96px; resize: vertical; }
    .field.is-error input, .field.is-error select, .field.is-error textarea { border-color: var(--amber); background: #FFF9F0; }
    .field .err { display: none; color: var(--danger); font-size: 12px; margin-top: 4px; }
    .field.is-error .err { display: block; }
    .form-success {
      display: none; text-align: center; padding: 28px 10px;
    }
    .form-success.is-show { display: block; }
    .form-success b { display: block; font-size: 20px; margin: 10px 0 8px; color: var(--teal-800); }
    .contact-mini { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
    .contact-mini a, .contact-mini span {
      color: #E7F1F1; font-size: 14px; font-weight: 600;
    }

    /* Dock */
    .dock {
      position: fixed; left: 0; right: 0; bottom: 0; z-index: var(--z-dock);
      background: rgba(11, 30, 36, .94); color: #fff; backdrop-filter: blur(12px);
      border-top: 1px solid rgba(60, 187, 182, .35);
    }
    .dock-inner {
      display: flex; align-items: center; justify-content: space-between; gap: 12px;
      min-height: var(--dock-h);
    }
    .dock p { font-size: 14px; font-weight: 600; }
    .dock a.phone { color: var(--teal-400); font-weight: 800; margin-left: 8px; }

    /* Footer */
    footer {
      background: #08161A; color: #C5D4D4; padding: 48px 0 28px; font-size: 14px;
    }
    .foot-grid { display: grid; grid-template-columns: 1.3fr .9fr .9fr 1fr; gap: 24px; margin-bottom: 28px; }
    footer h3 { color: #fff; font-size: 16px; margin-bottom: 12px; }
    footer a { color: #C5D4D4; display: inline-block; min-height: 32px; }
    footer a:hover { color: var(--teal-400); }
    .foot-brand strong { color: #fff; font-size: 18px; display: block; }
    .foot-brand small { color: var(--teal-400); font-weight: 700; }
    .copy { border-top: 1px solid rgba(255,255,255,.08); padding-top: 16px; font-size: 12px; color: #8AA0A0; }

    @media (max-width: 1280px) {
      .hero-side { right: 24px; }
    }
    @media (max-width: 1024px) {
      :root { --space-section: 80px; }
      .nav-links { display: none; }
      .nav-toggle { display: inline-flex; }
      .hero-side { position: relative; right: auto; top: auto; transform: none; margin-top: 18px; align-items: flex-start; }
      .hero-content { min-height: 0; padding: 56px 0 130px; }
      .hero-slider { min-height: 760px; }
      .split, .scene-panel.is-active, .case-grid, .consult-grid, .story, .story:nth-child(even) {
        grid-template-columns: 1fr;
      }
      .story:nth-child(even) .story-copy { order: 0; }
      .scheme-grid { grid-template-columns: 1fr; }
      .scheme-card:first-child { grid-row: auto; }
      .cap-grid, .review-grid, .news-grid { grid-template-columns: repeat(2, 1fr); }
      .g-row { grid-template-columns: repeat(2, 1fr); }
      .stat-row { grid-template-columns: repeat(2, 1fr); }
      .foot-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 768px) {
      .topbar-right, .topbar-item.mail { display: none; }
      .tier-grid, .sell-grid, .compare-grid { grid-template-columns: 1fr; }
      .hero-slider { min-height: 0; border-radius: 0 0 24px 24px; }
      .hero-controls { bottom: auto; top: 16px; left: auto; right: 16px; transform: none; }
      .section-h { flex-direction: column; align-items: flex-start; }
      .spec-item { grid-template-columns: 1fr; }
      .dock p { display: none; }
      .dock-inner { justify-content: stretch; }
      .dock .btn { flex: 1; }
      .g-row { grid-template-columns: 1fr; }
    }
    @media (max-width: 520px) {
      .container { width: min(100% - 28px, var(--container)); }
      .cap-grid, .review-grid, .news-grid, .stat-row, .foot-grid { grid-template-columns: 1fr; }
      .hero-actions .btn { width: 100%; }
      .hero-kpis .kpi { min-width: calc(50% - 6px); }
      #hero h1, .hero-heading { font-size: 28px; }
      .btn { min-height: 46px; }
      .scheme-card img, .scheme-card:first-child img { height: 180px; }
    }
    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      * { transition: none !important; animation: none !important; }
    }