:root {
  --bg: #17120e;
  --panel: rgba(255,255,255,0.08);
  --panel-dark: rgba(0,0,0,0.18);
  --line: rgba(255,255,255,0.11);
  --text: #f7f0e6;
  --muted: #d0c2b3;
  --soft: #9f9387;
  --gold: #e7c993;
  --gold-deep: #c8a46d;
  --paper: #f6efe5;
  --ink: #2d241c;
  --shadow: 0 30px 100px rgba(0,0,0,0.28);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Noto Sans SC', sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(239,196,128,.15), transparent 30%),
    radial-gradient(circle at top right, rgba(116,149,108,.16), transparent 28%),
    linear-gradient(180deg, #14100d 0%, #1a1511 20%, #1e1914 55%, #f5efe6 100%);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1280px, calc(100% - 32px)); margin: 0 auto; }
.site-shell { position: relative; overflow: hidden; }
.noise {
  pointer-events: none; position: fixed; inset: 0; opacity: .12;
  background-image: linear-gradient(rgba(255,255,255,.15) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.15) 1px, transparent 1px);
  background-size: 48px 48px; mask-image: linear-gradient(to bottom, rgba(0,0,0,.8), transparent 85%);
}
.site-header { position: sticky; top: 0; z-index: 20; backdrop-filter: blur(18px); background: rgba(15,12,9,.52); border-bottom: 1px solid rgba(255,255,255,.05); }
.header-top, .utility-bar { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.header-top { padding: 24px 0 18px; }
.utility-bar { padding: 0 0 24px; align-items: stretch; }
.brand-mark { display: flex; align-items: center; gap: 14px; }
.brand-mark img { width: 56px; height: 56px; border-radius: 16px; border: 1px solid rgba(255,255,255,.14); background: rgba(255,255,255,.06); padding: 8px; }
.brand-copy em { display: block; font-style: normal; font-size: 12px; letter-spacing: .34em; color: var(--muted); text-transform: uppercase; }
.brand-copy strong { display: block; margin-top: 4px; font-family: 'Noto Serif SC', serif; font-size: 32px; font-weight: 600; }
.main-nav { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.main-nav a { padding: 12px 18px; border-radius: 999px; font-size: 15px; color: rgba(255,255,255,.88); transition: .25s ease; }
.main-nav a:hover, .main-nav a:focus { background: rgba(255,255,255,.1); color: #fff; }
.menu-toggle { display: none; border: 1px solid var(--line); background: rgba(255,255,255,.08); color: #fff; border-radius: 999px; padding: 10px 16px; }
.search-card, .status-card, .glass-card, .dark-card, .paper-card, .video-card, .topic-card, .faq-card, .timeline-card, .contact-panel, .team-card, .json-card, .story-card { box-shadow: var(--shadow); }
.search-card {
  flex: 1; display: flex; align-items: center; gap: 16px; padding: 14px; border-radius: 28px;
  border: 1px solid var(--line); background: rgba(255,255,255,.06);
}
.search-field { flex: 1; display: flex; align-items: center; gap: 12px; background: rgba(0,0,0,.18); border: 1px solid rgba(255,255,255,.08); border-radius: 22px; padding: 14px 18px; }
.search-field span { font-size: 13px; color: var(--soft); }
.search-field input { flex: 1; background: transparent; border: 0; outline: 0; color: var(--text); font-size: 15px; }
.gold-btn, .ghost-btn, .chip, .summary-chip, .play-chip {
  border: 0; border-radius: 999px; cursor: pointer; transition: .25s ease;
}
.gold-btn { background: linear-gradient(135deg, #f1dfc1, #d4b17a); color: #241c14; font-weight: 700; padding: 16px 24px; }
.gold-btn:hover { transform: translateY(-1px); box-shadow: 0 18px 45px rgba(217,178,112,.26); }
.domain-pill, .section-pill, .summary-chip, .chip, .play-chip { display: inline-flex; align-items: center; justify-content: center; }
.domain-pill { min-width: 140px; border-radius: 999px; padding: 15px 20px; background: rgba(255,255,255,.06); border: 1px solid var(--line); color: var(--muted); letter-spacing: .22em; font-size: 12px; }
.status-card { width: 230px; padding: 18px 20px; border-radius: 24px; border: 1px solid var(--line); background: rgba(255,255,255,.06); display: grid; gap: 10px; }
.status-card p, .status-card span { margin: 0; }
.status-card p { color: var(--soft); font-size: 13px; }
.status-card span { font-size: 15px; line-height: 1.6; }
.breadcrumbs-wrap { padding-bottom: 18px; }
.breadcrumbs { display: inline-flex; align-items: center; gap: 10px; padding: 12px 18px; border-radius: 18px; background: rgba(255,255,255,.06); border: 1px solid var(--line); }
.breadcrumbs a { color: var(--muted); }
.breadcrumbs .sep { color: rgba(255,255,255,.35); }
.hero-grid, .dual-grid, .content-grid, .footer-grid, .two-up, .team-grid, .topic-grid, .faq-grid, .review-grid, .trust-grid, .video-grid, .summary-grid { display: grid; gap: 24px; }
.hero-grid { grid-template-columns: 1.08fr .92fr; padding-top: 34px; }
.glass-card, .dark-card, .paper-card, .story-card, .video-card, .topic-card, .faq-card, .timeline-card, .contact-panel, .team-card, .json-card {
  border-radius: 32px; overflow: hidden; border: 1px solid var(--line);
}
.glass-card, .dark-card, .story-card, .video-card, .topic-card, .timeline-card, .json-card {
  background: rgba(255,255,255,.07); backdrop-filter: blur(16px);
}
.paper-card, .faq-card, .contact-panel, .team-card { background: var(--paper); color: var(--ink); border-color: rgba(45,36,28,.08); }
.hero-copy { padding: 42px; position: relative; }
.hero-copy:before { content: ''; position: absolute; right: -50px; top: -40px; width: 240px; height: 240px; background: radial-gradient(circle, rgba(231,201,147,.22), transparent 70%); filter: blur(24px); }
.kicker { font-size: 12px; letter-spacing: .34em; color: var(--muted); text-transform: uppercase; }
.hero-title, .section-title, .page-title, .footer-story h2, .footer-aside h3, .team-card h3, .topic-card h3, .faq-card h3 { font-family: 'Noto Serif SC', serif; }
.hero-title { margin: 18px 0 18px; font-size: clamp(44px, 6vw, 82px); line-height: 1.05; font-weight: 600; }
.hero-title span { color: #ead6b0; display: block; }
.hero-copy p { margin: 0 0 16px; font-size: 17px; line-height: 1.9; color: var(--muted); }
.cta-row { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 26px; }
.ghost-btn { padding: 15px 22px; border: 1px solid var(--line); background: rgba(255,255,255,.08); color: #fff; }
.ghost-btn:hover { background: rgba(255,255,255,.14); }
.summary-grid, .trust-grid, .video-grid, .topic-grid, .faq-grid, .review-grid, .team-grid { margin-top: 24px; }
.summary-grid { grid-template-columns: repeat(4, 1fr); }
.summary-card { padding: 20px; border-radius: 24px; border: 1px solid var(--line); background: rgba(0,0,0,.16); }
.summary-card strong { display: block; font-family: 'Noto Serif SC', serif; font-size: 38px; margin-top: 10px; }
.visual-stage { position: relative; min-height: 100%; }
.visual-stage img { width: 100%; height: 100%; object-fit: cover; min-height: 720px; }
.visual-caption { position: absolute; inset: auto 0 0 0; padding: 36px; background: linear-gradient(180deg, transparent, rgba(0,0,0,.62)); }
.visual-caption h2, .section-title, .page-title { font-size: clamp(34px, 4.2vw, 56px); line-height: 1.15; margin: 14px 0; font-weight: 600; }
.visual-caption p { color: #eee3d3; max-width: 620px; line-height: 1.8; }
.section { padding-top: 78px; }
.section-title + p.lead { margin-top: 16px; color: var(--muted); font-size: 17px; line-height: 1.9; max-width: 820px; }
.section-pill { padding: 9px 16px; border-radius: 999px; background: rgba(255,255,255,.08); border: 1px solid var(--line); color: var(--muted); font-size: 12px; letter-spacing: .22em; text-transform: uppercase; }
.paper-card .section-pill { background: #fff; color: #6f6256; border-color: rgba(45,36,28,.08); }
.paper-card .section-title, .paper-card h3, .contact-panel h3, .faq-card h3, .team-card h3, .paper-card p { color: var(--ink); }
.trust-grid { grid-template-columns: repeat(2, 1fr); }
.trust-item, .timeline-card article, .topic-card article, .faq-card article, .team-card article, .contact-box, .review-box { padding: 22px; border-radius: 24px; border: 1px solid rgba(255,255,255,.08); background: rgba(0,0,0,.14); }
.paper-card .trust-item, .paper-card article, .contact-box, .team-card article { background: #fff; border-color: rgba(45,36,28,.08); }
.label { display: block; font-size: 12px; letter-spacing: .22em; color: var(--soft); text-transform: uppercase; }
.value { display: block; font-size: 28px; font-family: 'Noto Serif SC', serif; margin-top: 10px; }
.note { display: block; margin-top: 12px; font-size: 15px; line-height: 1.8; color: var(--muted); }
.paper-card .note, .paper-card .value { color: var(--ink); }
.video-grid { grid-template-columns: repeat(2, 1fr); }
.video-card { background: rgba(0,0,0,.22); }
.video-media { position: relative; overflow: hidden; }
.video-media img { width: 100%; height: 350px; object-fit: cover; transition: transform .6s ease; }
.video-card:hover .video-media img { transform: scale(1.06); }
.play-badge {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(180deg, rgba(0,0,0,.02), rgba(0,0,0,.55));
}
.play-badge span {
  width: 84px; height: 84px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.22); backdrop-filter: blur(8px); transition: .3s ease;
}
.play-badge span:before {
  content: ''; border-left: 22px solid #fff; border-top: 14px solid transparent; border-bottom: 14px solid transparent; margin-left: 5px;
}
.video-card:hover .play-badge span { transform: scale(1.08); background: rgba(255,255,255,.18); }
.video-topline, .video-meta, .tag-row, .metric-row { display: flex; flex-wrap: wrap; gap: 10px; }
.video-topline { position: absolute; left: 18px; top: 18px; z-index: 2; }
.play-chip, .chip, .summary-chip { padding: 8px 14px; font-size: 12px; letter-spacing: .08em; }
.play-chip { background: rgba(0,0,0,.32); border: 1px solid rgba(255,255,255,.14); }
.video-bottom { position: absolute; inset: auto 18px 18px 18px; z-index: 2; display: flex; justify-content: space-between; gap: 12px; }
.video-bottom span { background: rgba(0,0,0,.28); border: 1px solid rgba(255,255,255,.14); border-radius: 999px; padding: 8px 12px; font-size: 12px; }
.video-copy { padding: 24px; }
.video-copy h3 { margin: 0 0 10px; font-size: 28px; line-height: 1.35; font-family: 'Noto Serif SC', serif; }
.video-copy p { color: var(--muted); line-height: 1.85; }
.tag-row span, .summary-chip, .chip { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.1); border-radius: 999px; color: var(--muted); }
.tag-row span, .summary-chip, .chip { padding: 8px 14px; font-size: 13px; }
.metric-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 18px; }
.metric { padding: 14px 16px; border-radius: 20px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08); }
.metric strong { display: block; margin-top: 6px; font-size: 18px; }
.rich-paragraphs { margin-top: 20px; padding: 22px; border-radius: 28px; border: 1px solid rgba(255,255,255,.08); background: rgba(255,255,255,.06); }
.rich-paragraphs p { margin: 0 0 12px; line-height: 1.9; color: var(--muted); }
.rich-paragraphs p:last-child { margin-bottom: 0; }
.matrix-grid { display: grid; gap: 24px; grid-template-columns: repeat(3, 1fr); }
.matrix-card { padding: 28px; border-radius: 30px; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.1); }
.matrix-card h3 { margin: 12px 0 14px; font-size: 36px; font-family: 'Noto Serif SC', serif; }
.matrix-card p { color: var(--muted); line-height: 1.85; }
.matrix-card .chip-row { margin-top: 18px; display: flex; flex-wrap: wrap; gap: 10px; }
.two-up { grid-template-columns: .96fr 1.04fr; }
.story-card, .json-card, .dark-card, .paper-card { padding: 36px; }
.story-card p, .dark-card p { color: var(--muted); line-height: 1.9; }
.story-card .chip-row { margin-top: 20px; display: flex; flex-wrap: wrap; gap: 10px; }
.image-card img { width: 100%; height: 100%; object-fit: cover; min-height: 460px; }
.code-block { margin-top: 24px; padding: 24px; border-radius: 26px; background: #0f0c09; overflow: auto; font-size: 13px; line-height: 1.8; color: #e5dccf; }
.topic-grid, .faq-grid, .review-grid { grid-template-columns: repeat(2, 1fr); }
.review-box p { font-size: 16px; line-height: 1.8; }
.team-grid { grid-template-columns: 1fr; }
.team-card article + article { margin-top: 18px; }
.team-meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 18px; }
.team-meta div { padding: 16px; border-radius: 18px; background: #f8f4ee; }
.contact-panel pre, .json-card pre { background: #0f0c09; color: #e9e1d5; padding: 24px; border-radius: 24px; overflow: auto; font-size: 13px; line-height: 1.8; }
.footer-grid { grid-template-columns: 1.15fr .85fr; padding: 92px 0 84px; }
.site-footer { margin-top: 92px; border-top: 1px solid rgba(45,36,28,.08); background: linear-gradient(180deg, rgba(245,239,230,.02), rgba(245,239,230,.96) 18%, #f5efe6 100%); color: var(--ink); }
.footer-story h2 { font-size: 52px; line-height: 1.14; margin: 18px 0; }
.footer-story p { color: #5e544a; line-height: 1.9; font-size: 16px; }
.share-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 26px; }
.share-card { text-align: left; padding: 20px; border-radius: 24px; border: 1px solid rgba(45,36,28,.08); background: #fff; }
.share-card strong { display: block; font-size: 16px; color: var(--ink); }
.share-card span { display: block; margin-top: 8px; color: #6d6258; line-height: 1.7; }
.footer-contact { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 26px; padding: 24px; border-radius: 32px; background: rgba(255,255,255,.85); border: 1px solid rgba(45,36,28,.08); }
.footer-contact h3, .footer-aside h3 { margin-top: 0; font-family: 'Noto Serif SC', serif; font-size: 28px; }
.footer-aside { padding: 32px; border-radius: 32px; background: linear-gradient(180deg, #1d1813 0%, #2a241d 100%); color: #f7f0e6; }
.qr-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 20px; }
.qr-card { padding: 18px; border-radius: 24px; background: rgba(255,255,255,.08); text-align: center; }
.qr-sim { width: 100%; aspect-ratio: 1; border-radius: 18px; background:
  linear-gradient(90deg, #1d1d1d 8px, transparent 8px) 0 0/24px 24px,
  linear-gradient(#1d1d1d 8px, transparent 8px) 0 0/24px 24px,
  linear-gradient(135deg, #fff, #d9cfbf); }
.qr-card span { display: block; margin-top: 12px; color: #eadfce; }
.copyright-box { margin-top: 24px; padding: 18px; border-radius: 22px; background: rgba(255,255,255,.08); }
.page-hero { padding-top: 30px; }
.page-hero-grid { display: grid; gap: 24px; grid-template-columns: 1.06fr .94fr; }
.page-copy { padding: 36px; border-radius: 32px; border: 1px solid var(--line); background: rgba(255,255,255,.07); }
.page-copy p { color: var(--muted); line-height: 1.9; }
.page-media { border-radius: 32px; overflow: hidden; border: 1px solid var(--line); }
.page-media img { width: 100%; height: 100%; min-height: 520px; object-fit: cover; }
.notice-box { margin-top: 22px; padding: 20px; border-radius: 26px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08); color: var(--muted); line-height: 1.9; }
.simple-list { display: grid; gap: 14px; margin-top: 18px; }
.simple-list article { padding: 20px; border-radius: 24px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08); }
.simple-list h3, .simple-list h4 { margin: 8px 0 10px; font-size: 24px; font-family: 'Noto Serif SC', serif; }
.simple-list p { margin: 0; color: var(--muted); line-height: 1.85; }
.paper-card .simple-list article { background: #fff; }
.mobile-only { display: none; }
@media (max-width: 1100px) {
  .hero-grid, .two-up, .content-grid, .footer-grid, .page-hero-grid { grid-template-columns: 1fr; }
  .matrix-grid, .video-grid, .topic-grid, .faq-grid, .review-grid, .share-grid, .trust-grid { grid-template-columns: 1fr; }
  .summary-grid { grid-template-columns: repeat(2, 1fr); }
  .status-card { width: 100%; }
  .utility-bar { flex-direction: column; }
  .search-card { width: 100%; flex-wrap: wrap; }
  .page-media img, .image-card img, .visual-stage img { min-height: 340px; }
}
@media (max-width: 820px) {
  .container { width: min(100% - 24px, 1280px); }
  .header-top { padding: 18px 0 14px; }
  .brand-copy strong { font-size: 28px; }
  .menu-toggle { display: inline-flex; }
  .main-nav { display: none; width: 100%; padding: 12px 0 0; }
  .main-nav.is-open { display: flex; }
  .utility-bar { padding-bottom: 18px; }
  .search-card { padding: 12px; border-radius: 24px; }
  .search-field { width: 100%; }
  .domain-pill { width: 100%; }
  .hero-copy, .story-card, .dark-card, .paper-card, .json-card, .page-copy, .footer-aside { padding: 24px; }
  .hero-title { font-size: 44px; }
  .section-title, .page-title, .footer-story h2 { font-size: 36px; }
  .summary-grid { grid-template-columns: 1fr; }
  .team-meta, .footer-contact, .qr-grid { grid-template-columns: 1fr; }
  .video-copy h3 { font-size: 24px; }
}