:root {
  --bg: #07111d;
  --panel: #101b2b;
  --panel-2: #152236;
  --line: #253448;
  --text: #edf4ff;
  --muted: #9fb0c4;
  --brand: #7c3aed;
  --brand-2: #0ea5e9;
  --green: #22c55e;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.site-nav { background: rgba(3, 7, 18, .96); border-bottom: 1px solid var(--line); }
.site-logo-link { padding: 0; margin-right: 22px; }
.site-logo { width: min(248px, 58vw); height: 44px; object-fit: contain; }
.brand-mark { width: 32px; height: 32px; border-radius: 8px; display: inline-grid; place-items: center; color: #06121e; background: linear-gradient(135deg, #2dd4bf, #38bdf8); font-size: 12px; font-weight: 900; }
.nav-search { gap: 8px; min-width: min(410px, 100%); }
.nav-search .form-control { background: #0f172a; border-color: var(--line); color: var(--text); }
.btn-primary { background: linear-gradient(135deg, var(--brand), var(--brand-2)); border: 0; font-weight: 700; }

.hero { padding: 34px 0 24px; background: radial-gradient(circle at 63% 20%, rgba(124, 58, 237, .38), transparent 28%), linear-gradient(180deg, #081525, #07111d); }
.hero h1 { max-width: 760px; font-size: clamp(2.35rem, 6vw, 5.2rem); line-height: .95; font-weight: 900; letter-spacing: 0; margin-bottom: 18px; }
.hero p { color: #cbd5e1; font-size: 1.14rem; max-width: 690px; }
.impact-verification { font-size: .78rem !important; color: rgba(203, 213, 225, .58) !important; margin: -6px 0 8px; word-break: break-word; }
.hero-search { display: grid; grid-template-columns: 1fr auto; gap: 10px; max-width: 720px; margin: 24px 0 14px; }
.hero-search input { border: 0; border-radius: 12px; padding: 16px 18px; color: #0f172a; }
.hero-search button { border: 0; border-radius: 12px; padding: 0 34px; background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: #fff; font-weight: 800; }
.trend-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.trend-tags a { padding: 7px 12px; background: #111c2d; border: 1px solid var(--line); color: #dbeafe; border-radius: 999px; font-size: .86rem; }
.hero-panel { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 14px; }
.hero-panel div, .premium-box { background: rgba(16, 27, 43, .9); border: 1px solid var(--line); border-radius: 12px; padding: 18px; box-shadow: 0 20px 60px rgba(0,0,0,.2); }
.hero-panel strong { display: block; font-size: 1.5rem; }
.hero-panel span, .premium-box p { color: var(--muted); }
.premium-box h2 { font-size: 1.35rem; }

.category-strip, .content-band, .page-shell, .asset-detail, .article-shell, .form-page { padding: 30px 0; }
.category-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; }
.category-tile { min-height: 106px; padding: 18px 14px; border: 1px solid var(--line); background: var(--panel); border-radius: 8px; display: grid; align-content: center; gap: 3px; text-align: center; }
.category-tile span { color: #67e8f9; font-size: 1.7rem; font-weight: 900; }
.category-tile small, .asset-card p, .asset-meta, .collection-card span, .blog-card p, .partner-card small { color: var(--muted); }
.section-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 16px; }
.section-head h2, .page-title h1 { margin: 0; font-weight: 850; }
.section-head a { color: #93c5fd; }

.asset-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.asset-card { overflow: hidden; border-radius: 8px; background: var(--panel); border: 1px solid var(--line); }
.asset-thumb { position: relative; aspect-ratio: 16 / 10; background: #111827; display: block; }
.asset-thumb img { width: 100%; height: 100%; object-fit: cover; }
.badge-free { position: absolute; top: 10px; left: 10px; background: #84cc16; color: #06121e; }
.asset-body { padding: 13px; }
.asset-body h3 { font-size: 1rem; margin: 0 0 6px; font-weight: 800; }
.asset-body p { min-height: 42px; margin-bottom: 8px; }
.asset-meta { display: flex; justify-content: space-between; gap: 8px; font-size: .82rem; }

.daily-inner { display: flex; justify-content: space-between; gap: 16px; align-items: center; border-radius: 8px; padding: 18px 22px; background: linear-gradient(135deg, #2dd4bf, #67e8f9); color: #06222f; }
.daily-inner strong { display: block; font-size: 1.2rem; }
.collection-grid, .partner-grid, .blog-grid, .info-grid, .gallery-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.collection-card, .partner-card, .blog-card, .info-grid article, .filter-panel, .download-panel { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 16px; }
.collection-card img, .blog-card img, .partner-card img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 6px; margin-bottom: 12px; background: #0f172a; }
.partner-card img { width: 84px; height: 84px; aspect-ratio: 1; }
.partner-card h2, .blog-card h2 { font-size: 1.15rem; }

.partner-rail { position: fixed; right: 18px; top: 122px; width: 270px; max-height: calc(100vh - 150px); overflow: auto; padding: 14px; background: rgba(16,27,43,.92); border: 1px solid var(--line); border-radius: 12px; backdrop-filter: blur(18px); }
.partner-rail h2 { font-size: 1rem; }
.partner-rail a { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 10px 0; border-top: 1px solid var(--line); font-size: .88rem; }
.partner-rail b { background: var(--brand); border-radius: 7px; padding: 6px 8px; font-size: .75rem; }

.page-title { margin-bottom: 22px; }
.page-title p { color: var(--muted); max-width: 760px; }
.filter-panel { display: grid; gap: 12px; position: sticky; top: 86px; }
.filter-panel .form-control, .filter-panel .form-select, .public-form .form-control { background: #0f172a; color: var(--text); border-color: var(--line); }
.check-row { color: #cbd5e1; display: flex; gap: 8px; align-items: center; }
.pager { display: flex; gap: 8px; margin-top: 24px; }
.pager a { width: 38px; height: 38px; display: grid; place-items: center; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; }
.pager a.active { background: var(--brand); }

.detail-hero-img, .article-cover { width: 100%; max-height: 520px; object-fit: cover; border-radius: 8px; border: 1px solid var(--line); margin-bottom: 22px; background: #0f172a; }
.detail-content, .article-content { color: #dbe7f8; line-height: 1.75; }
.download-panel { position: sticky; top: 90px; }
.download-panel dl { margin: 18px 0; display: grid; grid-template-columns: 120px 1fr; gap: 8px; }
.download-panel dt { color: var(--muted); }
.license-note { color: var(--muted); font-size: .9rem; border-top: 1px solid var(--line); padding-top: 12px; }
.public-form { display: grid; gap: 14px; max-width: 760px; }
.error-page { min-height: 60vh; display: grid; place-items: center; text-align: center; }

.site-footer { background: #030712; border-top: 1px solid var(--line); padding: 34px 0; color: #cbd5e1; }
.site-footer h3, .site-footer h4 { color: #fff; }
.site-footer a { display: block; color: #a7b9cf; margin: 7px 0; }

@media (max-width: 1320px) {
  .partner-rail { position: static; width: auto; margin: 0 18px 24px; }
}
@media (max-width: 768px) {
  .hero-search { grid-template-columns: 1fr; }
  .hero-search button { min-height: 48px; }
  .hero-panel { grid-template-columns: 1fr; }
  .daily-inner { align-items: flex-start; flex-direction: column; }
  .download-panel dl { grid-template-columns: 1fr; }
}