/* Stadlabbet 2026 — ink lab, citrus spark, reading-first */
:root {
  --ink: #07161f;
  --ink-2: #0f2a38;
  --slate: #1a4d63;
  --mist: #dceef4;
  --paper: #f3fafb;
  --citrus: #c8f04a;
  --citrus-deep: #9bc400;
  --coral: #ff5a3c;
  --violet: #7c5cff;
  --line: rgba(7, 22, 31, 0.10);
  --shadow: 0 20px 60px rgba(7, 22, 31, 0.14);
  --radius: 20px;
  --font: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --max: 1120px;
  --prose: 42rem;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(1000px 520px at 85% -8%, rgba(200, 240, 74, 0.28), transparent 55%),
    radial-gradient(800px 480px at -5% 15%, rgba(124, 92, 255, 0.12), transparent 50%),
    linear-gradient(180deg, #f6fcfd 0%, var(--paper) 45%, #eaf4f7 100%);
  line-height: 1.65;
  min-height: 100vh;
}
a { color: var(--slate); text-underline-offset: 3px; }
a:hover { color: var(--coral); }
.wrap { width: min(100% - 2rem, var(--max)); margin-inline: auto; }
.topbar {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(16px) saturate(1.2);
  background: rgba(243, 250, 251, 0.78);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 0.9rem 0;
}
.logo {
  display: flex; align-items: center; gap: 0.65rem;
  text-decoration: none; color: var(--ink); font-weight: 800; letter-spacing: -0.03em;
}
.logo-mark {
  width: 2.15rem; height: 2.15rem; border-radius: 0.75rem;
  background: linear-gradient(135deg, var(--ink) 0%, var(--slate) 55%, var(--citrus) 140%);
  display: grid; place-items: center; color: var(--citrus); font-size: 1.05rem;
  box-shadow: 0 10px 24px rgba(15, 42, 56, 0.28);
}
.nav { display: flex; flex-wrap: wrap; gap: 0.4rem 1.15rem; }
.nav a { text-decoration: none; color: var(--ink-2); font-weight: 650; font-size: 0.95rem; }
.nav a:hover { color: var(--coral); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem;
  padding: 0.72rem 1.2rem; border-radius: 999px; border: 0;
  font-weight: 700; text-decoration: none; cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: var(--ink); color: var(--citrus) !important;
  box-shadow: 0 12px 30px rgba(7, 22, 31, 0.28);
}
.btn-primary:hover { color: #fff !important; }
.btn-ghost {
  background: rgba(255,255,255,0.7); color: var(--ink) !important;
  border: 1px solid var(--line);
}
.hero { padding: 3.2rem 0 2.2rem; }
.hero-grid {
  display: grid; gap: 1.75rem;
  grid-template-columns: 1.35fr 0.85fr;
  align-items: stretch;
}
@media (max-width: 860px) { .hero-grid { grid-template-columns: 1fr; } }
.eyebrow {
  display: inline-flex; gap: 0.4rem; align-items: center;
  font-size: 0.78rem; font-weight: 750; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--slate); background: rgba(200,240,74,0.35);
  padding: 0.35rem 0.7rem; border-radius: 999px; margin-bottom: 1rem;
}
.hero h1 {
  font-size: clamp(2rem, 4.2vw, 3.1rem); line-height: 1.12;
  letter-spacing: -0.035em; margin: 0 0 1rem;
}
.lede { font-size: 1.12rem; color: #2a4554; max-width: 38rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.4rem; }
.hero-card {
  background: linear-gradient(160deg, var(--ink) 0%, var(--ink-2) 60%, #16384a 100%);
  color: #e8f4f8; border-radius: calc(var(--radius) + 6px);
  padding: 1.6rem; box-shadow: var(--shadow);
  display: flex; flex-direction: column; gap: 0.9rem;
}
.hero-card .place { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.12em; color: var(--citrus); }
.hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.6rem; margin-top: auto; }
.hero-stats div {
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px; padding: 0.75rem 0.5rem; text-align: center;
}
.hero-stats strong { display: block; font-size: 1.25rem; color: var(--citrus); }
.hero-stats span { font-size: 0.72rem; opacity: 0.8; }
section { padding: 1.5rem 0 2.5rem; }
.section-head {
  display: flex; justify-content: space-between; align-items: end;
  gap: 1rem; margin-bottom: 1.2rem; flex-wrap: wrap;
}
.kicker {
  font-size: 0.75rem; font-weight: 800; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--violet);
}
.section-head h2 { margin: 0.2rem 0 0; letter-spacing: -0.02em; }
.mosaic { display: grid; gap: 1rem; grid-template-columns: repeat(12, 1fr); }
.card {
  grid-column: span 4;
  background: rgba(255,255,255,0.72);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.15rem 1.2rem;
  text-decoration: none; color: inherit;
  box-shadow: 0 10px 30px rgba(7,22,31,0.05);
  transition: transform .15s ease, border-color .15s ease;
}
.card:hover { transform: translateY(-3px); border-color: rgba(124,92,255,0.35); color: inherit; }
.card.span-6 { grid-column: span 6; }
.card.span-5 { grid-column: span 5; }
.card.span-7 { grid-column: span 7; }
.card.span-8 { grid-column: span 8; }
.card.span-12 { grid-column: span 12; }
.card.accent { background: linear-gradient(145deg, #fff 0%, #f3ffe0 100%); }
.card.citrus-edge { border-left: 4px solid var(--citrus-deep); }
@media (max-width: 860px) {
  .card, .card.span-5, .card.span-6, .card.span-7, .card.span-8 { grid-column: span 12; }
}
.tag {
  display: inline-block; font-size: 0.7rem; font-weight: 800;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--slate); background: var(--mist);
  padding: 0.2rem 0.5rem; border-radius: 6px; margin-bottom: 0.55rem;
}
.card h3 { margin: 0 0 0.4rem; font-size: 1.08rem; letter-spacing: -0.02em; }
.card p { margin: 0; color: #3a5563; font-size: 0.94rem; }
.tax-bar { display: flex; flex-wrap: wrap; gap: 0.45rem; margin: 1rem 0 1.5rem; }
.tax-bar a {
  text-decoration: none; font-size: 0.82rem; font-weight: 700;
  padding: 0.4rem 0.75rem; border-radius: 999px;
  background: rgba(255,255,255,0.75); border: 1px solid var(--line); color: var(--ink-2);
}
.tax-bar a:hover { background: var(--ink); color: var(--citrus); border-color: var(--ink); }
.tax-block { margin: 2rem 0; }
.tax-block h2 { letter-spacing: -0.02em; margin-bottom: 0.85rem; }
.article-hero { padding: 2.4rem 0 0.5rem; max-width: var(--prose); }
.article-hero h1 {
  font-size: clamp(1.85rem, 3.4vw, 2.55rem);
  letter-spacing: -0.03em; line-height: 1.18; margin: 0.35rem 0 0.75rem;
}
.meta-row { color: #4a6572; font-size: 0.92rem; }
.article-layout {
  display: grid; gap: 2rem;
  grid-template-columns: 15rem minmax(0, var(--prose));
  padding: 0.5rem 0 3rem;
  justify-content: center;
}
@media (max-width: 920px) {
  .article-layout { grid-template-columns: 1fr; }
  .toc { position: static !important; }
}
.toc {
  position: sticky; top: 5rem; align-self: start;
  background: rgba(255,255,255,0.7); border: 1px solid var(--line);
  border-radius: 16px; padding: 0.9rem 1rem; font-size: 0.86rem;
}
.toc-label { font-weight: 800; font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--violet); margin-bottom: 0.5rem; }
.toc ol { margin: 0; padding-left: 1.1rem; }
.toc li { margin: 0.28rem 0; }
.toc a { text-decoration: none; color: var(--ink-2); }
.toc a:hover { color: var(--coral); }
.prose { font-size: 1.05rem; line-height: 1.75; color: #142833; max-width: var(--prose); }
.prose h2 {
  font-size: 1.45rem; letter-spacing: -0.02em; margin: 2.1rem 0 0.7rem;
  padding-top: 0.4rem; border-top: 1px solid var(--line);
}
.prose h3 { font-size: 1.15rem; margin: 1.4rem 0 0.5rem; }
.prose p { margin: 0 0 1rem; }
.prose ul, .prose ol { margin: 0 0 1.1rem; padding-left: 1.25rem; }
.prose li { margin: 0.28rem 0; }
.prose strong { font-weight: 750; }
.tip-box {
  background: linear-gradient(135deg, rgba(200,240,74,0.22), rgba(124,92,255,0.08));
  border: 1px solid rgba(155,196,0,0.35);
  border-left: 4px solid var(--citrus-deep);
  border-radius: 14px;
  padding: 0.85rem 1.05rem;
  margin: 1.2rem 0;
}
.tip-box p { margin: 0; }
.related { display: grid; gap: 0.85rem; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); margin-top: 1rem; }
.related .card { grid-column: auto; }
.tool-shell {
  background: rgba(255,255,255,0.8); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.25rem; margin-top: 1rem;
}
.tool-shell label { display: block; margin: 0.6rem 0; font-weight: 600; }
.tool-shell input, .tool-shell select {
  display: block; width: min(100%, 20rem); margin-top: 0.3rem;
  padding: 0.55rem 0.7rem; border-radius: 10px; border: 1px solid var(--line);
  font: inherit;
}
.footer {
  margin-top: 2rem; padding: 2.5rem 0 2rem;
  background: var(--ink); color: #d7e8ef;
}
.footer a { color: var(--citrus); }
.footer-grid { display: grid; gap: 1.5rem; grid-template-columns: 1.4fr 1fr 1fr; }
@media (max-width: 800px) { .footer-grid { grid-template-columns: 1fr; } }
.footer h3 { margin: 0 0 0.6rem; color: #fff; font-size: 1rem; }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { margin: 0.35rem 0; }
.footer-note { opacity: 0.7; font-size: 0.85rem; margin-top: 1.5rem; }