/* roulang page: index */
:root {
      --primary: #3B82B5;
      --primary-hover: #2F6C99;
      --primary-soft: #EAF3F9;
      --sand: #F4EFE6;
      --green: #2F6F5E;
      --orange: #E07A3D;
      --orange-hover: #c86830;
      --bg: #F7F9FC;
      --card: #FFFFFF;
      --ink: #1F2A37;
      --muted: #5C6B76;
      --line: #D7E2EA;
      --dark: #1A3344;
      --paper: #F4EFE6;
      --danger: #B42318;
      --danger-bg: #FDECEC;
      --ok: #2F6F5E;
      --ok-bg: #E7F3EE;
      --shadow: 0 10px 28px rgba(31, 42, 55, .08);
      --shadow-hover: 0 14px 32px rgba(31, 42, 55, .14);
      --radius: 14px;
      --radius-sm: 9px;
      --radius-xs: 8px;
      --header-top: 40px;
      --header-main: 72px;
      --header-h: 112px;
      --container: 1220px;
      --space: 108px;
      --fs-h1: 44px;
      --fs-h2: 30px;
      --fs-h3: 21px;
      --fs-body: 16px;
      --fs-sm: 14px;
      --fs-xs: 13px;
      --ease: .22s ease;
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    html, body { margin: 0; padding: 0; overflow-x: hidden; }
    body {
      font-family: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
      color: var(--ink);
      background: var(--bg);
      font-size: var(--fs-body);
      line-height: 1.75;
      font-weight: 400;
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: var(--primary); text-decoration: none; transition: color var(--ease), background var(--ease), border-color var(--ease), transform var(--ease), box-shadow var(--ease); }
    a:hover { color: var(--primary-hover); }
    button, input, select, textarea { font-family: inherit; font-size: inherit; }
    button { cursor: pointer; border: 0; background: none; }
    h1, h2, h3, h4, p { margin: 0; }
    ul, ol { margin: 0; padding: 0; }
    :focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; }
    .skip-link {
      position: absolute; left: 12px; top: -40px; z-index: 1000;
      background: var(--primary); color: #fff; padding: 8px 14px; border-radius: var(--radius-xs);
    }
    .skip-link:focus { top: 12px; }
    .container { width: min(100% - 40px, var(--container)); margin: 0 auto; }
    body.is-locked { overflow: hidden; }
    .site-header { position: sticky; top: 0; z-index: 80; background: #fff; box-shadow: 0 1px 0 var(--line); }
    .toolbar {
      height: var(--header-top); background: var(--primary-soft); color: var(--muted);
      font-size: var(--fs-xs); display: flex; align-items: center;
    }
    .toolbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
    .toolbar-list { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
    .toolbar-list a { color: var(--ink); display: inline-flex; align-items: center; gap: 6px; min-height: 28px; }
    .toolbar-list a:hover { color: var(--primary); }
    .toolbar-cta { color: var(--primary); font-weight: 600; }
    .header-main { height: var(--header-main); display: flex; align-items: center; background: #fff; }
    .header-main-inner { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
    .brand { display: flex; align-items: center; gap: 10px; color: var(--ink); min-height: 44px; flex-shrink: 0; }
    .brand-mark {
      width: 40px; height: 40px; border-radius: 10px; background: var(--primary); color: #fff;
      display: grid; place-items: center; font-weight: 700; font-size: 18px; letter-spacing: 0;
    }
    .brand-name { font-weight: 700; font-size: 18px; line-height: 1.2; }
    .brand-sub { display: block; font-size: 12px; color: var(--muted); font-weight: 400; margin-top: 2px; }
    .nav-desktop { display: flex; align-items: center; gap: 4px; flex: 1; justify-content: center; }
    .nav-desktop a {
      color: var(--ink); font-size: 15px; font-weight: 500; padding: 8px 10px; min-height: 44px;
      display: inline-flex; align-items: center; position: relative;
    }
    .nav-desktop a::after {
      content: ""; position: absolute; left: 10px; right: 10px; bottom: 6px; height: 2px;
      background: var(--primary); transform: scaleX(0); transform-origin: left; transition: transform var(--ease);
    }
    .nav-desktop a:hover, .nav-desktop a.is-active { color: var(--primary); }
    .nav-desktop a:hover::after, .nav-desktop a.is-active::after { transform: scaleX(1); }
    .header-actions { display: flex; align-items: center; gap: 10px; }
    .menu-toggle {
      display: none; width: 44px; height: 44px; border-radius: 10px; border: 1px solid var(--line);
      align-items: center; justify-content: center; flex-direction: column; gap: 5px;
    }
    .menu-toggle span { width: 18px; height: 2px; background: var(--ink); display: block; border-radius: 2px; }
    .btn {
      display: inline-flex; align-items: center; justify-content: center; gap: 8px;
      min-height: 44px; padding: 10px 18px; border-radius: var(--radius-sm); font-weight: 600;
      line-height: 1.2; border: 1px solid transparent; transition: background var(--ease), color var(--ease), border-color var(--ease), transform .15s ease, box-shadow var(--ease);
    }
    .btn:active { transform: translateY(1px); }
    .btn-primary { background: var(--primary); color: #fff; }
    .btn-primary:hover { background: var(--primary-hover); color: #fff; }
    .btn-ghost { background: #fff; color: var(--primary); border-color: var(--primary); }
    .btn-ghost:hover { background: var(--primary-soft); color: var(--primary-hover); }
    .btn-accent { background: transparent; color: var(--orange); border-color: var(--orange); }
    .btn-accent:hover { background: #FDF1E9; color: var(--orange-hover); }
    .btn-light { background: rgba(255,255,255,.16); color: #fff; border-color: rgba(255,255,255,.4); }
    .btn-light:hover { background: #fff; color: var(--primary); }
    .btn-block { width: 100%; }
    .badge {
      display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: 999px;
      background: var(--primary-soft); color: var(--primary); font-size: 12px; font-weight: 600;
    }
    .badge-sand { background: var(--sand); color: #7A5A32; }
    .badge-green { background: #E7F3EE; color: var(--green); }
    .badge-orange { background: #FDF1E9; color: var(--orange); }
    .drawer-overlay {
      position: fixed; inset: 0; background: rgba(26, 51, 68, .46); opacity: 0; visibility: hidden;
      transition: opacity var(--ease), visibility var(--ease); z-index: 90;
    }
    .drawer-overlay.is-open { opacity: 1; visibility: visible; }
    .drawer {
      position: fixed; top: 0; right: 0; width: min(86vw, 380px); height: 100%; background: #fff;
      transform: translateX(100%); transition: transform var(--ease); z-index: 100;
      display: flex; flex-direction: column; box-shadow: var(--shadow-hover);
    }
    .drawer.is-open { transform: none; }
    .drawer-head { display: flex; align-items: center; justify-content: space-between; padding: 18px 20px; border-bottom: 1px solid var(--line); }
    .drawer-close { width: 44px; height: 44px; border-radius: 10px; border: 1px solid var(--line); font-size: 22px; }
    .drawer-tools { padding: 16px 20px; background: var(--primary-soft); display: grid; gap: 8px; font-size: var(--fs-sm); }
    .drawer-tools a { color: var(--ink); min-height: 44px; display: flex; align-items: center; }
    .drawer-nav { display: grid; padding: 10px 12px 24px; }
    .drawer-nav a { color: var(--ink); min-height: 48px; display: flex; align-items: center; padding: 0 12px; border-radius: 10px; font-weight: 600; }
    .drawer-nav a:hover, .drawer-nav a.is-active { background: var(--primary-soft); color: var(--primary); }
    .drawer-foot { margin-top: auto; padding: 16px 20px 24px; }
    section { padding: var(--space) 0; scroll-margin-top: calc(var(--header-h) + 8px); }
    .sec-head { max-width: 760px; margin-bottom: 40px; }
    .sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }
    .kicker { color: var(--primary); font-weight: 600; font-size: var(--fs-sm); margin-bottom: 10px; }
    h1, .h1 { font-size: var(--fs-h1); line-height: 1.22; font-weight: 700; letter-spacing: 0; }
    h2 { font-size: var(--fs-h2); line-height: 1.3; font-weight: 700; margin-bottom: 14px; }
    h3 { font-size: var(--fs-h3); line-height: 1.4; font-weight: 650; }
    .lead { color: var(--muted); font-size: 16px; }
    .hero { padding: 0; position: relative; background: var(--dark); }
    .slider { position: relative; min-height: 640px; overflow: hidden; }
    .slide {
      position: absolute; inset: 0; opacity: 0; visibility: hidden; transition: opacity .5s ease, visibility .5s ease;
    }
    .slide.is-active { opacity: 1; visibility: visible; z-index: 1; }
    .slide img { width: 100%; height: 100%; object-fit: cover; }
    .slide-mask {
      position: absolute; inset: 0;
      background:
        linear-gradient(90deg, rgba(26, 51, 68, .82) 0%, rgba(26, 51, 68, .58) 46%, rgba(59, 130, 181, .18) 100%),
        linear-gradient(180deg, rgba(26, 51, 68, .2) 0%, rgba(26, 51, 68, .55) 100%);
    }
    .slide-content {
      position: relative; z-index: 2; min-height: 640px; display: flex; align-items: center;
      color: #fff; padding: 56px 0 88px;
    }
    .hero-brand { display: inline-flex; align-items: center; gap: 8px; color: var(--paper); font-weight: 600; margin-bottom: 16px; }
    .hero-copy { max-width: 680px; }
    .hero-copy h1, .hero-copy .h1 { color: #fff; margin-bottom: 16px; }
    .hero-intro { color: #E8EEF3; margin-bottom: 22px; font-size: 16px; }
    .check-bar { display: grid; gap: 8px; margin: 0 0 26px; }
    .check-bar li {
      list-style: none; display: flex; align-items: flex-start; gap: 10px;
      color: var(--paper); font-size: 14px; background: rgba(255,255,255,.08);
      border: 1px solid rgba(244, 239, 230, .18); border-radius: 10px; padding: 10px 12px;
    }
    .check-bar svg { flex: 0 0 18px; margin-top: 3px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
    .slider-btn {
      position: absolute; top: 50%; transform: translateY(-50%); z-index: 3; width: 44px; height: 44px;
      border-radius: 50%; background: rgba(255,255,255,.92); color: var(--ink); box-shadow: var(--shadow);
      display: grid; place-items: center;
    }
    .slider-btn:hover { background: #fff; }
    .slider-prev { left: 16px; }
    .slider-next { right: 16px; }
    .slider-nav {
      position: absolute; left: 0; right: 0; bottom: 22px; z-index: 3;
      display: flex; justify-content: center; align-items: center; gap: 10px;
    }
    .dot {
      width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,.45);
    }
    .dot.is-active { background: #fff; width: 22px; border-radius: 999px; }
    .pause-btn {
      min-height: 36px; padding: 0 12px; border-radius: 999px; background: rgba(26,51,68,.55);
      color: #fff; border: 1px solid rgba(255,255,255,.25); font-size: 12px; font-weight: 600;
    }
    .sec-alt { background: #fff; }
    .sec-soft { background: var(--primary-soft); }
    .sec-sand { background: var(--sand); }
    .pain-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 48px; align-items: center; }
    .pain-grid.reverse { margin-top: 48px; grid-template-columns: .92fr 1.08fr; }
    .pain-list { display: grid; gap: 16px; }
    .pain-item {
      display: grid; grid-template-columns: 52px 1fr; gap: 14px; padding: 16px 0;
      border-bottom: 1px solid var(--line);
    }
    .pain-num {
      width: 44px; height: 44px; border-radius: 12px; background: var(--primary-soft); color: var(--primary);
      display: grid; place-items: center; font-weight: 700;
    }
    .pain-item h3 { margin-bottom: 6px; }
    .pain-item p { color: var(--muted); font-size: 15px; }
    .media-frame {
      border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); background: #fff;
    }
    .media-frame img { width: 100%; height: 460px; object-fit: cover; }
    .split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
    .split img { width: 100%; height: 520px; object-fit: cover; border-radius: var(--radius); box-shadow: var(--shadow); }
    .fact-box {
      margin-top: 22px; background: var(--primary-soft); border-radius: var(--radius); padding: 18px 20px;
      display: grid; gap: 8px;
    }
    .fact-box li { list-style: none; color: var(--ink); font-size: 14px; padding-left: 18px; position: relative; }
    .fact-box li::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--primary); position: absolute; left: 0; top: 9px; }
    .series { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 8px; }
    .timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; position: relative; }
    .timeline::before {
      content: ""; position: absolute; left: 8%; right: 8%; top: 27px; height: 2px; background: #C9DCEA;
    }
    .step {
      background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 24px 20px 22px; position: relative;
    }
    .step:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
    .step-index {
      width: 54px; height: 54px; border-radius: 50%; background: var(--primary); color: #fff;
      display: grid; place-items: center; font-weight: 700; margin-bottom: 16px; position: relative; z-index: 1;
    }
    .step h3 { margin-bottom: 10px; }
    .step ul { display: grid; gap: 6px; }
    .step li { list-style: none; color: var(--muted); font-size: 14px; padding-left: 14px; position: relative; }
    .step li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--green); position: absolute; left: 0; top: 9px; }
    .grid-6 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .adv-card, .course-card, .news-card, .quote-card, .tile, .story-card {
      background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden;
      transition: transform var(--ease), box-shadow var(--ease);
    }
    .adv-card:hover, .course-card:hover, .news-card:hover, .quote-card:hover, .tile:hover, .story-card:hover {
      transform: translateY(-3px); box-shadow: var(--shadow-hover);
    }
    .adv-card { padding: 26px 24px 24px; }
    .icon-wrap {
      width: 48px; height: 48px; border-radius: 12px; background: var(--primary-soft); color: var(--primary);
      display: grid; place-items: center; margin-bottom: 16px;
    }
    .adv-card h3 { margin-bottom: 8px; }
    .adv-card p { color: var(--muted); font-size: 14px; }
    .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
    .cover { aspect-ratio: 16 / 10; overflow: hidden; background: #d9e4ec; }
    .cover img { width: 100%; height: 100%; object-fit: cover; }
    .course-body, .news-body { padding: 20px 20px 22px; }
    .course-title {
      font-size: 20px; font-weight: 700; line-height: 1.4; max-height: 2.8em; overflow: hidden;
      display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; margin: 10px 0 8px;
    }
    .meta { color: var(--muted); font-size: 13px; display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 14px; }
    .course-body p, .news-body p { color: var(--muted); font-size: 14px; margin-bottom: 16px; }
    .philosophy { background: var(--dark); color: var(--paper); padding: 0; }
    .philosophy-inner { display: grid; grid-template-columns: 1fr 1fr; min-height: 560px; }
    .philosophy-copy { padding: 96px 64px; }
    .philosophy-copy .kicker { color: #C9E2C9; }
    .philosophy-copy h2 { color: var(--paper); }
    .philosophy-copy .lead { color: #D8D1C5; margin-bottom: 22px; }
    .principle { display: grid; gap: 12px; margin-bottom: 28px; }
    .principle li {
      list-style: none; border-left: 3px solid #E07A3D; padding: 8px 0 8px 14px; color: var(--paper);
    }
    .case-flow { display: grid; gap: 12px; }
    .case-flow article { background: rgba(244,239,230,.08); border: 1px solid rgba(244,239,230,.14); border-radius: 12px; padding: 14px 16px; }
    .case-flow strong { display: block; margin-bottom: 4px; color: #fff; }
    .philosophy-visual { position: relative; min-height: 420px; }
    .philosophy-visual img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
    .results { background: #fff; }
    .stat-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
    .stat {
      background: var(--bg); border-radius: var(--radius); padding: 28px 18px; text-align: center; box-shadow: var(--shadow);
    }
    .stat b { display: block; font-size: 36px; color: var(--primary); font-weight: 700; line-height: 1.1; }
    .stat span { display: block; color: var(--muted); font-size: 13px; margin-top: 4px; }
    .stat p { margin-top: 10px; font-size: 14px; color: var(--ink); }
    .stories-list { display: grid; gap: 24px; }
    .story-card { display: grid; grid-template-columns: 168px 1fr; gap: 0; }
    .story-card img { width: 100%; height: 100%; object-fit: cover; min-height: 220px; }
    .story-body { padding: 28px 30px; }
    .story-body blockquote { font-size: 16px; color: var(--ink); margin: 12px 0 0; }
    .who { color: var(--muted); font-size: 13px; }
    .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
    .quote-card { padding: 22px; }
    .stars { color: #E07A3D; letter-spacing: 2px; margin-bottom: 10px; }
    .quote-card p { color: var(--ink); font-size: 14px; margin-bottom: 16px; }
    .person { display: flex; align-items: center; gap: 10px; }
    .avatar { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; }
    .person small { display: block; color: var(--muted); font-size: 12px; }
    .tile-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
    .tile { padding: 22px 22px 20px; border: 1px solid var(--line); box-shadow: none; }
    .tile:hover { box-shadow: var(--shadow); }
    .tile h3 { margin: 10px 0 8px; }
    .tile p { color: var(--muted); font-size: 14px; }
    .tile .warn { margin-top: 10px; font-size: 13px; color: #8A4B2A; background: #FDF1E9; border-radius: 8px; padding: 8px 10px; }
    .news-top { display: flex; justify-content: space-between; gap: 16px; align-items: end; margin-bottom: 32px; }
    .news-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
    .news-title {
      font-size: 17px; font-weight: 700; line-height: 1.45; max-height: 2.9em; overflow: hidden;
      display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; margin-bottom: 8px;
    }
    .metrics { background: var(--primary-soft); padding: 42px 0; }
    .metrics-bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
    .metric { text-align: center; padding: 8px; }
    .metric b { font-size: 34px; color: var(--dark); display: block; line-height: 1.1; }
    .metric span { color: var(--muted); font-size: 14px; }
    .faq-list { display: grid; gap: 12px; }
    .faq-item { border: 1px solid var(--line); border-radius: 12px; background: #fff; overflow: hidden; }
    .faq-item.is-open { background: var(--primary-soft); border-color: #C5D9E8; }
    .faq-q {
      width: 100%; text-align: left; padding: 16px 52px 16px 18px; min-height: 56px; font-weight: 650;
      position: relative; color: var(--ink);
    }
    .faq-q::after {
      content: ""; position: absolute; right: 20px; top: 50%; width: 10px; height: 10px;
      border-right: 2px solid var(--primary); border-bottom: 2px solid var(--primary);
      transform: translateY(-70%) rotate(45deg); transition: transform var(--ease);
    }
    .faq-item.is-open .faq-q::after { transform: translateY(-20%) rotate(225deg); }
    .faq-a { display: none; padding: 0 18px 18px; color: var(--muted); }
    .faq-item.is-open .faq-a { display: block; }
    .faq-a ul { margin-top: 8px; display: grid; gap: 4px; padding-left: 18px; }
    .cta-sec { background: linear-gradient(180deg, #F7F9FC 0%, var(--sand) 100%); }
    .cta-grid { display: grid; grid-template-columns: .92fr 1.08fr; gap: 36px; align-items: start; }
    .notice { display: grid; gap: 12px; margin: 18px 0 20px; }
    .notice li {
      list-style: none; background: #fff; border-radius: 12px; box-shadow: var(--shadow); padding: 14px 16px;
      font-size: 14px;
    }
    .store { margin-top: 18px; color: var(--muted); font-size: 14px; }
    .slots { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 8px; }
    .slot {
      min-height: 40px; padding: 8px 12px; border-radius: 999px; border: 1px solid var(--line);
      background: #fff; color: var(--ink); font-size: 13px; font-weight: 600;
    }
    .slot.is-on, .slot:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); }
    .form-card { background: #fff; border-radius: 16px; box-shadow: var(--shadow); padding: 28px 26px; }
    .field { margin-bottom: 14px; }
    .field label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 14px; }
    .req { color: var(--orange); margin-left: 4px; }
    .field input, .field select, .field textarea {
      width: 100%; border: 1px solid var(--line); border-radius: 10px; min-height: 44px; padding: 10px 12px;
      background: #fff; color: var(--ink);
    }
    .field textarea { min-height: 96px; resize: vertical; }
    .field input:focus, .field select:focus, .field textarea:focus {
      border-color: var(--primary); box-shadow: 0 0 0 3px rgba(59,130,181,.15); outline: none;
    }
    .field.error input, .field.error select, .field.error textarea { border-color: var(--danger); }
    .err { display: none; color: var(--danger); font-size: 12px; margin-top: 4px; }
    .field.error .err { display: block; }
    .form-ok { display: none; background: var(--ok-bg); color: var(--ok); border-radius: 10px; padding: 12px 14px; margin-bottom: 12px; font-size: 14px; }
    .form-ok.is-show { display: block; }
    .form-note { color: var(--muted); font-size: 12px; margin-top: 10px; }
    .site-footer { background: #E8EEF4; color: var(--ink); padding: 56px 0 20px; border-top: 1px solid var(--line); }
    .footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1.2fr 1fr; gap: 32px; }
    .footer-brand p { color: var(--muted); margin-top: 12px; font-size: 14px; }
    .site-footer h3 { font-size: 16px; margin-bottom: 12px; }
    .footer-links { display: grid; gap: 8px; }
    .footer-links a { color: var(--muted); min-height: 32px; display: inline-flex; align-items: center; }
    .footer-links a:hover { color: var(--primary); }
    .copy { margin-top: 36px; padding-top: 16px; border-top: 1px solid #D3DCE4; color: var(--muted); font-size: 13px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
    @media (hover: hover) {
      .course-card .cover img, .news-card .cover img { transition: transform .4s ease; }
      .course-card:hover .cover img, .news-card:hover .cover img { transform: scale(1.04); }
    }
    @media (max-width: 1280px) {
      :root { --fs-h1: 40px; --container: 1120px; }
      .philosophy-copy { padding: 80px 40px; }
    }
    @media (max-width: 1024px) {
      :root { --space: 84px; --fs-h1: 36px; --fs-h2: 28px; --header-main: 64px; --header-h: 104px; }
      .nav-desktop { display: none; }
      .menu-toggle { display: inline-flex; }
      .header-actions .btn { display: none; }
      .split, .pain-grid, .pain-grid.reverse, .cta-grid, .philosophy-inner, .story-card { grid-template-columns: 1fr; }
      .timeline { grid-template-columns: 1fr 1fr; }
      .timeline::before { display: none; }
      .grid-6, .grid-4, .news-grid { grid-template-columns: 1fr 1fr; }
      .stat-grid { grid-template-columns: repeat(3, 1fr); }
      .media-frame img, .split img { height: 360px; }
      .philosophy-visual { min-height: 320px; }
      .philosophy-visual img { position: relative; height: 320px; }
      .slider, .slide-content { min-height: 580px; }
    }
    @media (max-width: 768px) {
      :root { --space: 64px; --fs-h1: 30px; --fs-h2: 24px; --header-top: 0px; --header-h: 64px; }
      .toolbar { display: none; }
      .container { width: min(100% - 28px, var(--container)); }
      .grid-3, .tile-grid, .metrics-bar, .footer-grid, .stat-grid { grid-template-columns: 1fr 1fr; }
      .news-top { flex-direction: column; align-items: start; }
      .hero-actions { flex-direction: column; align-items: stretch; }
      .slider-btn { display: none; }
      .copy { flex-direction: column; }
    }
    @media (max-width: 520px) {
      :root { --fs-h1: 28px; --space: 56px; }
      .grid-6, .grid-3, .grid-4, .news-grid, .tile-grid, .timeline, .metrics-bar, .footer-grid, .stat-grid { grid-template-columns: 1fr; }
      .story-card { grid-template-columns: 1fr; }
      .story-card img { height: 200px; }
      .check-bar li { font-size: 13px; }
      .brand-name { font-size: 16px; }
      .media-frame img, .split img { height: 240px; }
      .stat b, .metric b { font-size: 30px; }
    }
    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      *, *::before, *::after { animation: none !important; transition: none !important; }
    }