:root {
  --bg: #09111d;
  --bg-elevated: #111b2e;
  --panel: #0f1829;
  --panel-2: #142036;
  --panel-3: #192742;
  --border: rgba(255, 255, 255, 0.10);
  --border-strong: rgba(255, 255, 255, 0.18);
  --text: #f3f6fb;
  --muted: rgba(243, 246, 251, 0.72);
  --soft: rgba(243, 246, 251, 0.52);
  --accent: #9dc9ff;
  --accent-2: #bfd8ff;
  --ok: #8feeb1;
  --warn: #ffd07a;
  --danger: #ff9bae;
  --shadow: 0 18px 54px rgba(0, 0, 0, 0.35);
  --radius: 24px;
  --radius-sm: 18px;
  --content: 1180px;
}
* { box-sizing: border-box; }
html, body { min-height: 100%; background: #050811; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: #050811;
  line-height: 1.6;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 0% 0%, rgba(87, 211, 255, 0.14), transparent 28%),
    radial-gradient(circle at 100% 0%, rgba(124, 156, 255, 0.16), transparent 30%),
    linear-gradient(180deg, #10182d 0%, #09111d 42%, #050811 100%);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, select, textarea { font: inherit; }
input, select, textarea {
  width: 100%;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  padding: 0.85rem 0.95rem;
}
input::placeholder, textarea::placeholder { color: var(--soft); }
textarea { min-height: 9rem; resize: vertical; }
.site-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.container {
  width: min(var(--content), calc(100% - 2rem));
  margin: 0 auto;
}
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
  background: rgba(8, 12, 22, 0.78);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.topbar-inner {
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.brand-mark {
  width: 2.7rem;
  height: 2.7rem;
  border-radius: 1rem;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #ffffff, #c8dbff);
  color: #0b1220;
  font-weight: 800;
}
.brand-copy strong { display: block; font-size: 0.95rem; }
.brand-copy span { color: var(--soft); font-size: 0.82rem; }
.nav-toggle {
  display: none;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  border-radius: 999px;
  padding: 0.6rem 0.9rem;
}
.site-nav {
  display: flex;
  gap: 0.55rem;
  align-items: center;
  flex-wrap: wrap;
}
.site-nav a, .status-pill {
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
  color: var(--soft);
  padding: 0.58rem 0.85rem;
  font-size: 0.73rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}
.site-nav a[aria-current="page"] {
  color: var(--text);
  border-color: var(--border-strong);
  background: rgba(255,255,255,0.08);
}
.status-pill {
  color: var(--ok);
  border-color: rgba(143, 238, 177, 0.2);
  background: rgba(143, 238, 177, 0.10);
}
main { flex: 1; }
.section { padding: 3rem 0; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.95fr;
  gap: 1.4rem;
  align-items: stretch;
}
.panel {
  background: rgba(13, 22, 37, 0.9);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 6px);
  box-shadow: var(--shadow);
}
.panel-inner { padding: 1.5rem; }
.hero-copy { padding: 2.2rem; }
.eyebrow {
  color: var(--soft);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.74rem;
}
.hero-copy h1 {
  margin: 0.8rem 0 0;
  font-size: clamp(2.35rem, 6vw, 4.9rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
}
.hero-copy h1 span { display: block; color: rgba(243,246,251,0.66); }
.hero-copy p {
  margin: 1.1rem 0 0;
  max-width: 60ch;
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.8;
}
.actions { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-top: 1.4rem; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border-radius: 16px;
  padding: 0.9rem 1.05rem;
  border: 1px solid var(--border);
  cursor: pointer;
}
.btn.primary {
  background: linear-gradient(135deg, #ffffff, #d2e2ff);
  color: #0a1221;
  border: 0;
  font-weight: 700;
}
.btn.secondary {
  background: rgba(255,255,255,0.05);
  color: var(--text);
}
.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.9rem;
  margin-top: 1.4rem;
}
.metric {
  border-radius: 18px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  padding: 1rem;
}
.metric .label { color: var(--soft); text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.72rem; }
.metric strong { display: block; font-size: 1.7rem; margin-top: 0.45rem; letter-spacing: -0.04em; }
.metric span { display: block; margin-top: 0.2rem; color: var(--soft); font-size: 0.86rem; }
.stack { display: grid; gap: 1rem; }
.list {
  display: grid;
  gap: 0.8rem;
}
.list-item {
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
  padding: 1rem;
}
.list-item strong { display: block; }
.list-item span, .list-item small { color: var(--soft); }
.page-header { padding-top: 2.2rem; }
.page-header h1 { margin: 0.6rem 0 0; font-size: clamp(2.2rem, 5vw, 3.8rem); letter-spacing: -0.04em; }
.page-header p { color: var(--muted); max-width: 70ch; }
.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}
.catalog-card, .info-card, .article-card {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  padding: 1rem;
  border-radius: 22px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
}
.catalog-card img { border-radius: 16px; border: 1px solid rgba(255,255,255,0.08); }
.catalog-card h2, .info-card h2, .article-card h2 { margin: 0; font-size: 1.2rem; }
.catalog-card p, .info-card p, .article-card p, .article-card li { color: var(--muted); }
.meta-row, .tag-row { display: flex; flex-wrap: wrap; gap: 0.45rem; }
.tag {
  padding: 0.34rem 0.58rem;
  border-radius: 999px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  color: var(--soft);
  font-size: 0.74rem;
}
.kicker { color: var(--accent-2); text-transform: uppercase; font-size: 0.73rem; letter-spacing: 0.14em; }
.columns-2 {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1rem;
}
.note-box {
  padding: 1rem;
  border-radius: 18px;
  border: 1px solid rgba(157, 201, 255, 0.18);
  background: rgba(157, 201, 255, 0.08);
  color: var(--muted);
}
.toolbar {
  display: grid;
  grid-template-columns: 1.2fr 0.7fr 0.7fr;
  gap: 0.75rem;
  margin-top: 1rem;
}
.empty-state {
  padding: 1.25rem;
  border-radius: 18px;
  border: 1px dashed var(--border-strong);
  color: var(--soft);
}
.collection-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 1rem;
}
.collection-hero img { border-radius: 20px; border: 1px solid rgba(255,255,255,0.08); }
.definition-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}
.definition-list div {
  padding: 0.9rem;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
}
.definition-list dt { color: var(--soft); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.12em; }
.definition-list dd { margin: 0.35rem 0 0; color: var(--text); }
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}
.form-grid .full { grid-column: 1 / -1; }
.helper { color: var(--soft); font-size: 0.88rem; }
.feedback {
  display: none;
  padding: 1rem;
  border-radius: 18px;
  border: 1px solid rgba(143,238,177,0.18);
  background: rgba(143,238,177,0.08);
  color: var(--text);
}
.feedback.show { display: block; }
.feedback.error {
  display: block;
  border-color: rgba(255, 155, 174, 0.24);
  background: rgba(255, 155, 174, 0.08);
}
.history-list { display: grid; gap: 0.7rem; }
.history-list li {
  list-style: none;
  margin: 0;
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(255,255,255,0.03);
}
.site-footer {
  margin-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 1.5rem 0 2.4rem;
}
.site-footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  color: var(--soft);
}
.site-footer nav { display: flex; gap: 1rem; flex-wrap: wrap; }
.cookie-banner {
  position: fixed;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  z-index: 20;
  display: none;
}
.cookie-banner.show { display: block; }
.cookie-banner .panel-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
@media (max-width: 980px) {
  .hero-grid, .columns-2, .collection-layout { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: 1fr; }
  .toolbar, .form-grid { grid-template-columns: 1fr; }
  .metric-grid { grid-template-columns: 1fr; }
  .definition-list { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .nav-toggle { display: inline-flex; }
  .site-nav {
    display: none;
    width: 100%;
    padding-top: 0.8rem;
  }
  .site-nav.open { display: flex; }
  .topbar-inner { flex-wrap: wrap; }
}


.img-skeleton, .text-skeleton, .tag-skeleton-row span {
  background: linear-gradient(90deg, rgba(255,255,255,0.05), rgba(255,255,255,0.11), rgba(255,255,255,0.05));
  background-size: 200% 100%;
  animation: shimmer 1.5s linear infinite;
}
.skeleton-card { pointer-events: none; }
.img-skeleton { aspect-ratio: 16 / 9; border-radius: 16px; border: 1px solid rgba(255,255,255,0.08); }
.text-skeleton { height: 0.9rem; border-radius: 999px; margin-top: 0.75rem; }
.text-skeleton.w-35 { width: 35%; }
.text-skeleton.w-40 { width: 40%; }
.text-skeleton.w-45 { width: 45%; }
.text-skeleton.w-60 { width: 60%; }
.text-skeleton.w-65 { width: 65%; }
.text-skeleton.w-70 { width: 70%; }
.text-skeleton.w-80 { width: 80%; }
.text-skeleton.w-82 { width: 82%; }
.text-skeleton.w-85 { width: 85%; }
.tag-skeleton-row { display:flex; gap:0.6rem; margin-top: 1rem; }
.tag-skeleton-row span { display:block; height: 2rem; flex: 1; border-radius: 999px; }
.noscript-note {
  padding: 0.95rem 1rem;
  border-radius: 16px;
  border: 1px solid rgba(255,208,122,0.16);
  background: rgba(255,208,122,0.08);
  color: var(--muted);
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}