/* roulang page: index */
:root {
      --c-primary: #B3255A;
      --c-primary-dark: #8E1C46;
      --c-secondary: #1F8A70;
      --c-secondary-dark: #176B57;
      --c-bg: #F4EFE6;
      --c-bg-alt: #E7E0D6;
      --c-paper: #FBF8F2;
      --c-dark: #161310;
      --c-dark-2: #221C18;
      --c-ink: #1C1917;
      --c-muted: #5C564E;
      --c-line: #D5CDC2;
      --c-accent: #D4924A;
      --c-white: #FFFB discontinuously;
      --radius-card: 12px;
      --radius-btn: 8px;
      --shadow: 0 8px 16px rgba(28, 25, 23, .06);
      --shadow-hover: 0 12px 18px rgba(28, 25, 23, .1);
      --container: 1240px;
      --gap: 28px;
      --nav-h: 72px;
      --font: "Noto Sans SC", "Source Han Sans SC", "Noto Sans CJK SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    html, body { margin: 0; padding: 0; }
    body {
      font-family: var(--font);
      font-size: 17px;
      line-height: 1.82;
      color: var(--c-ink);
      background: var(--c-bg);
      -webkit-font-smoothing: antialiased;
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: var(--c-primary); text-decoration: none; transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease; }
    a:hover { color: var(--c-primary-dark); }
    button, input, select, textarea { font-family: inherit; font-size: inherit; }
    button { cursor: pointer; }
    h1, h2, h3, p, ul, ol, figure, blockquote { margin: 0; }
    ul { padding: 0; list-style: none; }
    :focus-visible { outline: 2px solid var(--c-secondary); outline-offset: 2px; }
    .skip {
      position: absolute; left: 12px; top: -48px; z-index: 200;
      background: var(--c-primary); color: #fff; padding: 8px 14px; border-radius: 8px;
    }
    .skip:focus { top: 12px; }
    .container { width: min(var(--container), calc(100% - 48px)); margin: 0 auto; }
    .btn {
      display: inline-flex; align-items: center; justify-content: center; gap: 8px;
      min-height: 44px; padding: 10px 20px; border-radius: var(--radius-btn);
      border: 1px solid transparent; font-weight: 600; letter-spacing: .02em;
      line-height: 1.2; text-decoration: none; transition: transform .18s ease, background .18s ease, border-color .18s ease, color .18s ease, box-shadow .18s ease;
    }
    .btn:hover { transform: translateY(-1px); }
    .btn:active { transform: translateY(0); }
    .btn-primary { background: var(--c-primary); color: #fff; box-shadow: 0 8px 14px rgba(179, 37, 90, .18); }
    .btn-primary:hover { background: var(--c-primary-dark); color: #fff; }
    .btn-primary:focus-visible { outline-color: var(--c-primary); }
    .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-ink { background: transparent; color: var(--c-ink); border-color: var(--c-ink); }
    .btn-ink:hover { background: var(--c-ink); color: #fff; }
    .btn-wide { min-width: 168px; }
    .tag {
      display: inline-flex; align-items: center; min-height: 28px; padding: 0 10px;
      border-radius: 999px; background: rgba(179, 37, 90, .08); color: var(--c-primary);
      font-size: 12px; font-weight: 600; letter-spacing: .04em;
    }
    .tag-green { background: rgba(31, 138, 112, .12); color: var(--c-secondary-dark); }
    .tag-copper { background: rgba(212, 146, 74, .16); color: #8A5A1E; }
    .kicker {
      display: inline-block; font-size: 13px; font-weight: 600; letter-spacing: .16em;
      color: var(--c-primary); text-transform: none; margin-bottom: 10px;
    }
    .sec { padding: 88px 0; }
    .sec-alt { background: var(--c-bg-alt); }
    .sec-paper { background: var(--c-paper); }
    .sec-head { max-width: 760px; margin-bottom: 36px; }
    .sec-head h2, .h2 {
      font-size: 36px; line-height: 1.28; font-weight: 700; letter-spacing: .01em; color: var(--c-ink);
    }
    .sec-lead { margin-top: 14px; color: var(--c-muted); font-size: 17px; }
    .sec-head.wide { max-width: 860px; }
    .tools-bar {
      background: var(--c-dark); color: #E8E0D6; font-size: 13px;
    }
    .tools-inner {
      width: min(var(--container), calc(100% - 48px)); margin: 0 auto;
      min-height: 40px; display: flex; align-items: center; gap: 22px; flex-wrap: wrap;
    }
    .tools-inner a { color: #E8E0D6; }
    .tools-inner a:hover { color: #fff; }
    .tools-cta {
      margin-left: auto; color: var(--c-accent) !important; font-weight: 600;
      min-height: 40px; display: inline-flex; align-items: center;
    }
    .dot-split { opacity: .45; }
    .nav-bar {
      position: sticky; top: 0; z-index: 80;
      background: rgba(244, 239, 230, .94);
      backdrop-filter: saturate(1.2);
      border-bottom: 1px solid var(--c-line);
    }
    .nav-bar.is-stuck { box-shadow: var(--shadow); }
    .nav-inner {
      width: min(var(--container), calc(100% - 48px)); margin: 0 auto;
      min-height: var(--nav-h); display: flex; align-items: center; gap: 28px;
    }
    .logo { display: flex; align-items: center; gap: 10px; color: var(--c-ink); flex-shrink: 0; }
    .logo:hover { color: var(--c-ink); }
    .logo-mark {
      width: 36px; height: 36px; border-radius: 10px; background: var(--c-primary); color: #fff;
      display: grid; place-items: center; font-weight: 700; font-size: 15px;
    }
    .logo-text { font-weight: 700; font-size: 18px; letter-spacing: .04em; }
    .nav-links { display: flex; align-items: center; gap: 4px; margin-left: auto; }
    .nav-links a {
      position: relative; color: var(--c-ink); font-size: 15px; font-weight: 500;
      padding: 10px 12px; min-height: 44px; display: inline-flex; align-items: center;
    }
    .nav-links a::after {
      content: ""; position: absolute; left: 12px; right: 12px; bottom: 8px; height: 2px;
      background: var(--c-primary); transform: scaleX(0); transform-origin: left; transition: transform .2s ease;
    }
    .nav-links a:hover, .nav-links a[aria-current="true"], .nav-links a.is-active { color: var(--c-primary); }
    .nav-links a:hover::after, .nav-links a[aria-current="true"]::after, .nav-links a.is-active::after { transform: scaleX(1); }
    .nav-cta { margin-left: 8px; }
    .menu-toggle {
      display: none; width: 44px; height: 44px; border: 1px solid var(--c-line); border-radius: 8px;
      background: var(--c-paper); align-items: center; justify-content: center; flex-direction: column; gap: 5px;
    }
    .menu-toggle span { display: block; width: 18px; height: 2px; background: var(--c-ink); }
    .hero {
      position: relative; min-height: 560px; color: #fff; overflow: hidden;
      isolation: isolate;
    }
    .hero-slides { position: relative; min-height: 560px; }
    .hero-slide {
      position: absolute; inset: 0; opacity: 0; visibility: hidden;
      transition: opacity .6s ease, visibility .6s ease;
      background-size: cover; background-position: center;
    }
    .hero-slide.is-active { opacity: 1; visibility: visible; position: relative; }
    .hero-slide::before {
      content: ""; position: absolute; inset: 0;
      background: linear-gradient(90deg, rgba(22,19,16,.82) 0%, rgba(22,19,16,.5) 48%, rgba(22,19,16,.28) 100%);
    }
    .hero-copy {
      position: relative; z-index: 2; width: min(var(--container), calc(100% - 48px));
      margin: 0 auto; padding: 72px 0 132px; max-width: 760px; margin-left: max(24px, calc((100% - var(--container)) / 2));
    }
    .hero-brand { font-size: 13px; letter-spacing: .22em; font-weight: 600; color: var(--c-accent); margin-bottom: 14px; }
    .hero-title { font-size: 42px; line-height: 1.22; font-weight: 700; max-width: 16em; }
    .hero-lead { margin-top: 18px; font-size: 16px; line-height: 1.84; color: #E9E1D6; max-width: 38em; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
    .hero-arrow {
      position: absolute; top: 42%; z-index: 3; width: 44px; height: 44px; border-radius: 8px;
      border: 1px solid rgba(255,255,255,.28); background: rgba(22,19,16,.42); color: #fff;
      display: grid; place-items: center;
    }
    .hero-arrow:hover { background: rgba(22,19,16,.7); }
    .hero-arrow.prev { left: 18px; }
    .hero-arrow.next { right: 18px; }
    .hero-dots {
      position: absolute; left: 50%; bottom: 78px; transform: translateX(-50%);
      z-index: 3; display: flex; gap: 6px;
    }
    .hero-dots button {
      width: 44px; height: 44px; border: 0; background: transparent; padding: 0;
      display: grid; place-items: center;
    }
    .hero-dots button i {
      width: 9px; height: 9px; border-radius: 50%; background: rgba(255,255,255,.4); display: block;
    }
    .hero-dots button.is-active i { background: var(--c-accent); transform: scale(1.15); }
    .hero-roadmap {
      position: absolute; left: 0; right: 0; bottom: 0; z-index: 3;
      background: rgba(22, 19, 16, .88); border-top: 1px solid rgba(212,146,74,.28);
    }
    .roadmap-inner {
      width: min(var(--container), calc(100% - 48px)); margin: 0 auto;
      display: flex; align-items: center; gap: 8px; min-height: 58px; overflow-x: auto;
    }
    .node {
      display: flex; align-items: center; gap: 8px; color: #E8E0D6; font-size: 13px; white-space: nowrap;
    }
    .node b { color: var(--c-accent); font-weight: 700; }
    .node + .node::before { content: ""; width: 28px; height: 1px; background: rgba(255,255,255,.22); display: block; }
    .roadmap-link {
      margin-left: auto; color: #fff !important; font-size: 13px; font-weight: 600;
      min-height: 44px; display: inline-flex; align-items: center; white-space: nowrap;
    }
    .intro-grid {
      display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center;
    }
    .intro-grid h1 { font-size: 34px; line-height: 1.32; font-weight: 700; margin: 6px 0 16px; }
    .intro-grid p { color: var(--c-muted); margin-bottom: 1em; }
    .param-list { display: grid; gap: 10px; margin-top: 22px; }
    .param-list li {
      display: grid; grid-template-columns: 108px 1fr; gap: 12px; padding: 12px 14px;
      background: var(--c-paper); border: 1px solid var(--c-line); border-radius: 10px; font-size: 15px;
    }
    .param-list strong { color: var(--c-secondary-dark); font-weight: 650; }
    .intro-media {
      position: relative; border-radius: 14px; overflow: hidden; box-shadow: var(--shadow);
      border: 1px solid var(--c-line);
    }
    .intro-media img { width: 100%; height: 520px; object-fit: cover; }
    .intro-badge {
      position: absolute; left: 16px; bottom: 16px; background: var(--c-paper);
      border-radius: 10px; padding: 10px 14px; font-size: 13px; box-shadow: var(--shadow);
    }
    .bento {
      display: grid; grid-template-columns: 1.35fr 1fr 1fr; grid-template-rows: auto auto; gap: 18px;
    }
    .bento-item {
      background: var(--c-paper); border: 1px solid var(--c-line); border-radius: var(--radius-card);
      padding: 24px; box-shadow: var(--shadow); transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
    }
    .bento-item:hover { border-color: #c9b9a8; box-shadow: var(--shadow-hover); }
    .bento-item:first-child {
      grid-row: 1 / 3; background: var(--c-dark); color: #F4EFE6; border-color: var(--c-dark);
      display: flex; flex-direction: column; justify-content: flex-end; min-height: 420px;
      background-image: linear-gradient(180deg, rgba(22,19,16,.18), rgba(22,19,16,.86)), url("/assets/images/bfccadb5d85c92b6.webp");
      background-size: cover; background-position: center;
    }
    .bento-item:first-child p { color: #D9D0C4; }
    .bento-item h3 { font-size: 22px; line-height: 1.35; margin: 8px 0 10px; }
    .bento-item p { color: var(--c-muted); font-size: 15px; }
    .bento-item:first-child .tag { background: rgba(212,146,74,.18); color: var(--c-accent); }
    .tag-row { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
    .adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
    .adv-card {
      background: var(--c-paper); border: 1px solid var(--c-line); border-radius: var(--radius-card);
      padding: 26px 24px 24px; position: relative; box-shadow: var(--shadow);
      transition: border-color .2s ease, box-shadow .2s ease;
    }
    .adv-card:hover { border-color: #c9b9a8; box-shadow: var(--shadow-hover); }
    .adv-card:nth-child(1) { background: #fff; border-left: 4px solid var(--c-primary); transform: translateY(-10px); }
    .adv-card:nth-child(2) { transform: translateY(12px); border-left: 4px solid var(--c-secondary); }
    .adv-card:nth-child(3) { border-left: 4px solid var(--c-accent); }
    .adv-card:nth-child(4) { transform: translateY(8px); border-left: 4px solid var(--c-primary); }
    .adv-card:nth-child(5) { border-left: 4px solid var(--c-secondary); }
    .adv-card:nth-child(6) { transform: translateY(-8px); border-left: 4px solid var(--c-accent); }
    .adv-num { font-size: 13px; font-weight: 700; letter-spacing: .14em; color: var(--c-accent); }
    .adv-card h3 { font-size: 20px; margin: 8px 0 10px; }
    .adv-card p { color: var(--c-muted); font-size: 15px; }
    .plan-board {
      display: grid; grid-template-columns: 1.25fr .75fr; grid-template-rows: 1fr 1fr; gap: 20px;
    }
    .plan-main {
      grid-row: 1 / 3; display: grid; grid-template-rows: 240px 1fr;
      background: var(--c-paper); border: 1px solid var(--c-line); border-radius: 14px; overflow: hidden;
      box-shadow: var(--shadow);
    }
    .plan-main img, .plan-side img { width: 100%; height: 100%; object-fit: cover; }
    .plan-main .plan-body, .plan-side .plan-body { padding: 22px 22px 24px; }
    .plan-side {
      display: grid; grid-template-columns: 42% 1fr; background: var(--c-paper);
      border: 1px solid var(--c-line); border-radius: 14px; overflow: hidden; box-shadow: var(--shadow);
      min-height: 210px;
    }
    .plan-side:last-child { grid-template-columns: 1fr; grid-template-rows: 140px 1fr; }
    .plan-body h3 { font-size: 22px; margin: 6px 0 8px; }
    .plan-body p { color: var(--c-muted); font-size: 15px; }
    .plan-meta {
      display: flex; flex-wrap: wrap; gap: 10px 18px; margin: 14px 0 16px; font-size: 14px; color: var(--c-ink);
    }
    .plan-meta b { color: var(--c-primary); font-size: 18px; }
    .scene-rail { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
    .scene-cell {
      background: var(--c-paper); border: 1px solid var(--c-line); border-radius: 12px; padding: 22px 18px;
      min-height: 180px; transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease;
    }
    .scene-cell:hover { border-color: var(--c-primary); transform: translateY(-2px); box-shadow: var(--shadow); }
    .scene-cell h3 { font-size: 18px; margin: 8px 0; }
    .scene-cell p { color: var(--c-muted); font-size: 14px; }
    .timeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; position: relative; }
    .timeline::before {
      content: ""; position: absolute; left: 8%; right: 8%; top: 27px; height: 2px; background: var(--c-line);
    }
    .tl-step { padding: 0 12px; position: relative; }
    .tl-index {
      width: 28px; height: 28px; border-radius: 50%; background: var(--c-primary); color: #fff;
      display: grid; place-items: center; font-size: 13px; font-weight: 700; position: relative; z-index: 1;
    }
    .tl-step h3 { font-size: 18px; margin: 16px 0 8px; }
    .tl-step p { color: var(--c-muted); font-size: 15px; }
    .tl-time { display: inline-block; margin-top: 10px; font-size: 13px; color: var(--c-secondary-dark); font-weight: 600; }
    .dark-sec {
      position: relative; background: var(--c-dark); color: #F4EFE6; padding: 96px 0; overflow: hidden;
    }
    .dark-sec::before, .dark-sec::after {
      content: ""; position: absolute; top: 0; bottom: 0; width: 18px;
      background: repeating-linear-gradient(to bottom, transparent 0 12px, #3A342E 12px 20px);
      opacity: .45; pointer-events: none;
    }
    .dark-sec::before { left: 0; }
    .dark-sec::after { right: 0; }
    .dark-bg {
      position: absolute; inset: 0; background: url("/assets/images/40e614b49cdfaa60.webp") center/cover no-repeat;
      opacity: .18; pointer-events: none;
    }
    .dark-quote { position: relative; font-size: 32px; line-height: 1.42; font-weight: 700; max-width: 18em; }
    .dark-points {
      position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 40px;
    }
    .dark-points article {
      border-top: 1px solid rgba(212,146,74,.35); padding-top: 16px;
    }
    .dark-points h3 { font-size: 18px; margin-bottom: 8px; color: var(--c-accent); }
    .dark-points p { color: #C9C0B4; font-size: 15px; }
    .case-wall {
      display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 180px; gap: 14px;
    }
    .case-item {
      position: relative; border-radius: 12px; overflow: hidden; border: 1px solid var(--c-line); cursor: pointer;
      padding: 0; background: #000;
    }
    .case-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
    .case-item:hover img { transform: scale(1.04); }
    .case-item:nth-child(1) { grid-column: 1 / 3; grid-row: 1 / 3; }
    .case-item:nth-child(2) { grid-column: 3 / 5; }
    .case-cap {
      position: absolute; left: 0; right: 0; bottom: 0; padding: 12px 14px;
      background: linear-gradient(transparent, rgba(22,19,16,.78)); color: #fff; text-align: left;
    }
    .case-cap strong { display: block; font-size: 15px; }
    .case-cap span { font-size: 12px; color: #E4D9C8; }
    .lightbox {
      position: fixed; inset: 0; background: rgba(22,19,16,.86); display: none; place-items: center; z-index: 140; padding: 24px;
    }
    .lightbox.is-on { display: grid; }
    .lightbox img { max-width: min(1080px, 92vw); max-height: 84vh; border-radius: 12px; }
    .lightbox-close {
      position: absolute; top: 18px; right: 18px; width: 44px; height: 44px; border: 0; border-radius: 8px;
      background: #fff; color: var(--c-ink); font-size: 20px;
    }
    .story-list { display: grid; gap: 22px; }
    .story-row {
      display: grid; grid-template-columns: 280px 1fr; gap: 28px; background: var(--c-paper);
      border: 1px solid var(--c-line); border-radius: 14px; overflow: hidden; box-shadow: var(--shadow);
    }
    .story-row:nth-child(even) { grid-template-columns: 1fr 280px; }
    .story-row:nth-child(even) img { order: 2; }
    .story-row img { width: 100%; height: 100%; min-height: 220px; object-fit: cover; }
    .story-body { padding: 28px 28px 30px; }
    .story-body .who { font-size: 14px; color: var(--c-secondary-dark); font-weight: 600; }
    .story-body h3 { font-size: 22px; margin: 6px 0 10px; }
    .story-body p { color: var(--c-muted); }
    .stat-bar { background: var(--c-primary); color: #fff; padding: 42px 0; }
    .stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; text-align: left; }
    .stat-item b { display: block; font-size: 40px; line-height: 1.1; font-weight: 700; letter-spacing: .02em; }
    .stat-item span { display: block; margin-top: 8px; font-size: 15px; opacity: .92; }
    .quote-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 18px; }
    .quote-card {
      background: var(--c-paper); border: 1px solid var(--c-line); border-radius: 12px; padding: 24px;
      box-shadow: var(--shadow); min-height: 220px; display: flex; flex-direction: column;
    }
    .quote-card:first-child { background: #fff; }
    .stars { color: var(--c-accent); letter-spacing: 2px; font-size: 14px; }
    .quote-card p { margin: 12px 0 auto; color: var(--c-ink); }
    .quote-card p::before { content: "“"; color: var(--c-primary); font-size: 28px; line-height: 0; margin-right: 4px; }
    .who-row { display: flex; align-items: center; gap: 10px; margin-top: 18px; font-size: 14px; color: var(--c-muted); }
    .avatar {
      width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; color: #fff; font-weight: 700; font-size: 13px;
    }
    .news-table { display: grid; gap: 0; border-top: 1px solid var(--c-line); }
    .news-row {
      display: grid; grid-template-columns: 120px 1fr auto; gap: 20px; align-items: start;
      padding: 22px 4px; border-bottom: 1px solid var(--c-line);
    }
    .news-row time { color: var(--c-muted); font-size: 14px; padding-top: 6px; }
    .news-row h3 { font-size: 20px; margin-bottom: 6px; }
    .news-row p { color: var(--c-muted); font-size: 15px; max-width: 52em; }
    .news-more { min-height: 44px; }
    .partner-row {
      display: flex; flex-wrap: wrap; gap: 12px 18px; justify-content: space-between; align-items: center;
    }
    .partner {
      min-width: 140px; min-height: 56px; padding: 10px 14px; display: grid; place-items: center;
      border: 1px solid var(--c-line); border-radius: 10px; color: #8A8378; background: var(--c-paper);
      font-weight: 600; letter-spacing: .06em; filter: grayscale(1); font-size: 14px;
    }
    .faq-list { display: grid; gap: 10px; }
    .faq-item { background: var(--c-paper); border: 1px solid var(--c-line); border-radius: 12px; overflow: hidden; }
    .faq-item.is-open { border-color: #c9b9a8; }
    .faq-item button {
      width: 100%; text-align: left; background: transparent; border: 0; min-height: 56px;
      padding: 16px 20px; display: flex; align-items: center; justify-content: space-between; gap: 16px;
      font-size: 17px; font-weight: 650; color: var(--c-ink);
    }
    .faq-item button span.ico {
      width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--c-line);
      display: grid; place-items: center; flex-shrink: 0; font-size: 18px; color: var(--c-primary);
    }
    .faq-panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .28s ease; }
    .faq-item.is-open .faq-panel { grid-template-rows: 1fr; }
    .faq-panel-inner { overflow: hidden; }
    .faq-panel p { padding: 0 20px 18px; color: var(--c-muted); font-size: 16px; }
    .close-wrap { padding: 0 0 96px; }
    .guarantee {
      background: var(--c-dark-2); color: #F4EFE6; padding: 28px 0; border-top: 1px solid #2A2420;
    }
    .guarantee h2 { font-size: 22px; margin-bottom: 16px; }
    .g-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
    .g-item { display: flex; gap: 12px; align-items: flex-start; font-size: 14px; color: #D8D0C6; }
    .g-ico {
      width: 36px; height: 36px; border: 1px solid rgba(255,255,255,.18); border-radius: 8px;
      display: grid; place-items: center; color: var(--c-accent); flex-shrink: 0;
    }
    .contact-block { padding: 72px 0 8px; }
    .contact-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: start; }
    .form {
      background: var(--c-paper); border: 1px solid var(--c-line); border-radius: 14px; padding: 28px;
      box-shadow: var(--shadow);
    }
    .form-field { margin-bottom: 16px; }
    .form-field label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 6px; }
    .form-field input, .form-field select, .form-field textarea {
      width: 100%; min-height: 44px; border: 1px solid var(--c-line); border-radius: 8px;
      padding: 10px 12px; background: #fff; color: var(--c-ink);
    }
    .form-field textarea { min-height: 110px; resize: vertical; }
    .form-field.is-error input, .form-field.is-error select, .form-field.is-error textarea {
      border-color: var(--c-primary); box-shadow: 0 0 0 3px rgba(179,37,90,.12);
    }
    .form-msg { font-size: 13px; color: var(--c-primary); min-height: 18px; margin-top: 4px; }
    .form-ok { margin-top: 10px; color: var(--c-secondary-dark); font-size: 14px; display: none; }
    .aside-card {
      background: var(--c-bg-alt); border: 1px solid var(--c-line); border-radius: 14px; padding: 26px;
    }
    .aside-card h3 { font-size: 20px; margin-bottom: 12px; }
    .aside-card li { margin: 8px 0; color: var(--c-muted); }
    .aside-card a { color: var(--c-ink); }
    .site-footer {
      background: var(--c-dark); color: #D9D1C6; padding: 56px 0 28px; font-size: 14px;
    }
    .foot-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr 1.1fr; gap: 28px; }
    .site-footer h3 { color: #fff; font-size: 15px; margin-bottom: 12px; }
    .site-footer a { color: #D9D1C6; display: inline-block; min-height: 32px; }
    .site-footer a:hover { color: #fff; }
    .foot-brand { font-size: 18px; font-weight: 700; color: #fff; margin-bottom: 8px; }
    .foot-copy { margin-top: 28px; padding-top: 18px; border-top: 1px solid #2C2621; color: #A59C92; display: flex; flex-wrap: wrap; gap: 8px 18px; }
    .nav-drawer {
      display: none; position: absolute; left: 0; right: 0; top: 100%; background: var(--c-paper);
      border-bottom: 1px solid var(--c-line); box-shadow: var(--shadow); padding: 12px 24px 20px;
    }
    .nav-drawer a {
      display: flex; align-items: center; min-height: 44px; color: var(--c-ink); border-bottom: 1px solid var(--c-line);
      font-weight: 500;
    }
    body.menu-on { overflow: hidden; }
    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      *, *::before, *::after { animation: none !important; transition: none !important; }
    }
    @media (max-width: 1280px) {
      .hero-title { font-size: 38px; }
      .sec-head h2, .h2 { font-size: 32px; }
      .container, .nav-inner, .tools-inner, .hero-copy, .roadmap-inner { width: min(100% - 40px, var(--container)); }
    }
    @media (max-width: 1024px) {
      .nav-links { display: none; }
      .nav-cta { display: none; }
      .menu-toggle { display: inline-flex; margin-left: auto; }
      .nav-bar { position: sticky; }
      .nav-drawer.is-open { display: block; }
      .intro-grid, .contact-grid { grid-template-columns: 1fr; gap: 28px; }
      .intro-media img { height: 380px; }
      .bento { grid-template-columns: 1fr 1fr; }
      .bento-item:first-child { grid-row: auto; min-height: 280px; }
      .adv-grid { grid-template-columns: 1fr 1fr; }
      .plan-board { grid-template-columns: 1fr; grid-template-rows: none; }
      .plan-main { grid-row: auto; }
      .scene-rail { grid-template-columns: 1fr 1fr; }
      .timeline { grid-template-columns: 1fr 1fr; gap: 22px; }
      .timeline::before { display: none; }
      .dark-quote { font-size: 26px; }
      .dark-points, .stat-grid, .g-row, .foot-grid { grid-template-columns: 1fr 1fr; }
      .case-wall { grid-template-columns: 1fr 1fr; grid-auto-rows: 200px; }
      .case-item:nth-child(1), .case-item:nth-child(2) { grid-column: auto; grid-row: auto; }
      .quote-grid { grid-template-columns: 1fr; }
      .news-row { grid-template-columns: 100px 1fr; }
      .news-more { grid-column: 1 / -1; }
      .hero { min-height: 520px; }
      .hero-slides { min-height: 520px; }
    }
    @media (max-width: 768px) {
      body { font-size: 16px; }
      .sec { padding: 64px 0; }
      .sec-head h2, .h2, .intro-grid h1 { font-size: 28px; }
      .hero-title { font-size: 30px; }
      .hero-copy { padding: 48px 0 120px; }
      .tools-mail { display: none; }
      .tools-inner { gap: 10px; }
      .bento, .adv-grid, .scene-rail, .timeline, .dark-points, .stat-grid, .g-row, .foot-grid { grid-template-columns: 1fr; }
      .adv-card, .adv-card:nth-child(1), .adv-card:nth-child(2), .adv-card:nth-child(4), .adv-card:nth-child(6) { transform: none; }
      .plan-side { grid-template-columns: 1fr; grid-template-rows: 160px 1fr; }
      .story-row, .story-row:nth-child(even) { grid-template-columns: 1fr; }
      .story-row:nth-child(even) img { order: 0; }
      .case-wall { grid-template-columns: 1fr; grid-auto-rows: 220px; }
      .param-list li { grid-template-columns: 1fr; }
      .hero-arrow.prev { left: 8px; }
      .hero-arrow.next { right: 8px; }
      .roadmap-inner { padding: 8px 0; }
      .roadmap-link { margin-left: 12px; }
      .partner { min-width: calc(50% - 10px); }
      .dark-sec::before, .dark-sec::after { width: 10px; }
    }
    @media (max-width: 520px) {
      .container, .nav-inner, .tools-inner, .hero-copy, .roadmap-inner { width: calc(100% - 32px); }
      .hero-title { font-size: 26px; }
      .btn-wide { width: 100%; }
      .hero-actions { flex-direction: column; align-items: stretch; }
      .stat-item b { font-size: 32px; }
      .news-row { grid-template-columns: 1fr; gap: 6px; }
    }
    @media (max-width: 375px) {
      .logo-text { font-size: 16px; }
      .hero { min-height: 500px; }
      .form { padding: 18px; }
    }