/* Site styles. Tokens first (light, then dark); no hard-coded colours below. The CSP forbids
   inline styles, so everything lives here. */
:root {
  --bg: #f6f4ee;
  --surface: #ffffff;
  --text: #1b2224;
  --muted: #4a5559;
  --link: #1d5f66;
  --border: #cfcabd;
  --accent: #2f6a3d;
  --on-accent: #ffffff;
  --todo-bg: #fff1b8;
  --todo-text: #4a3300;
  --banner-bg: #f7e3a1;
  --banner-text: #3a2a00;
  --art-bg: #12181a;
  --radius: 10px;
  --space: 1rem;
  --measure: 44rem;
  --wide: 68rem;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12181a;
    --surface: #1b2527;
    --text: #e9eee0;
    --muted: #a9b6b4;
    --link: #7fd0d6;
    --border: #33464a;
    --accent: #4f9a5a;
    --on-accent: #0b140d;
    --todo-bg: #4a3b00;
    --todo-text: #ffe9a0;
    --banner-bg: #3b3000;
    --banner-text: #ffe9a0;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 1rem/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--link); text-underline-offset: 0.15em; }
a:focus-visible, .btn:focus-visible { outline: 3px solid var(--link); outline-offset: 2px; }
h1, h2, h3 { line-height: 1.2; }
h1 { font-size: clamp(1.9rem, 5vw, 3rem); margin: 0 0 var(--space); }
h2 { font-size: 1.6rem; margin: 2rem 0 0.75rem; }
h3 { font-size: 1.15rem; margin: 0 0 0.35rem; }

.skip { position: absolute; left: -999px; top: 0; background: var(--surface); padding: 0.5rem 1rem; z-index: 10; }
.skip:focus { left: 0; }

.site-header, .site-footer, main > section, .prose {
  max-width: var(--wide);
  margin-inline: auto;
  padding-inline: var(--space);
}
.site-header {
  display: flex; flex-wrap: wrap; gap: 0.75rem 1.5rem; align-items: center; justify-content: space-between;
  padding-block: 0.75rem;
}
.brand { display: inline-flex; align-items: center; gap: 0.6rem; color: var(--text); font-weight: 700; text-decoration: none; }
.brand svg { width: 2rem; height: 2rem; }
.site-header nav, .site-footer nav { display: flex; flex-wrap: wrap; gap: 0.25rem 1.25rem; }
.site-header nav a, .site-footer nav a { padding-block: 0.5rem; }
.lang { font-weight: 600; }

.draft-banner {
  margin: 0; padding: 0.6rem var(--space); text-align: center;
  background: var(--banner-bg); color: var(--banner-text); font-weight: 600;
}
.todo {
  background: var(--todo-bg); color: var(--todo-text);
  padding: 0.05em 0.4em; border-radius: 4px; border: 1px dashed currentColor; font-weight: 600;
}

.hero { display: grid; gap: 1.5rem; align-items: center; padding-block: 2rem 1rem; }
.hero .lead { font-size: 1.2rem; color: var(--muted); max-width: 32rem; margin: 0; }
.hero-art { margin: 0; background: var(--art-bg); border-radius: var(--radius); border: 1px solid var(--border); overflow: hidden; }
.hero-art svg, .card svg { display: block; width: 100%; height: auto; image-rendering: pixelated; }
@media (min-width: 52rem) { .hero { grid-template-columns: 1fr 1.2fr; } }

.band { padding-block: 1rem; }
.cards { display: grid; gap: 1.25rem; }
@media (min-width: 40rem) { .cards { grid-template-columns: 1fr 1fr; } }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem; }
.card svg { background: var(--art-bg); border-radius: 6px; margin-bottom: 0.75rem; }
.card p { margin: 0 0 0.5rem; }
.tagline { color: var(--muted); font-weight: 600; }

.store-row { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem 1rem; padding-block: 0.5rem; border-top: 1px solid var(--border); }
.store-row > strong { min-width: 12rem; }
.stores { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.btn { display: inline-block; padding: 0.55rem 1rem; border-radius: 999px; background: var(--accent); color: var(--on-accent); font-weight: 700; text-decoration: none; }
.btn-off { background: var(--surface); color: var(--muted); border: 1px solid var(--border); font-weight: 600; }

.features { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; }
@media (min-width: 40rem) { .features { grid-template-columns: 1fr 1fr; } }
@media (min-width: 62rem) { .features { grid-template-columns: repeat(3, 1fr); } }
.features li { display: flex; gap: 0.75rem; align-items: flex-start; }
.features p { margin: 0; color: var(--muted); }
.features .icon { flex: none; width: 2rem; height: 2rem; color: var(--link); }

.prose { max-width: var(--measure); padding-block: 1.5rem 3rem; }
.prose .meta { color: var(--muted); margin-top: 0; }
.prose section[id] { scroll-margin-top: 1rem; }
.prose ul, .prose ol { padding-left: 1.25rem; }
.toc { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 0.25rem 1rem 0.75rem; margin-block: 1.5rem; }
.toc h2 { font-size: 1rem; margin: 0.5rem 0; }
.toc ol { margin: 0; }
.notfound section + section { margin-top: 2rem; padding-top: 1rem; border-top: 1px solid var(--border); }

.site-footer { border-top: 1px solid var(--border); margin-top: 2rem; padding-block: 1.25rem 2.5rem; color: var(--muted); }
.site-footer p { margin: 0 0 0.5rem; }

@keyframes steam { 0%, 100% { opacity: 0.25; transform: translateY(0); } 50% { opacity: 0.8; transform: translateY(-1px); } }
@keyframes glitch { 0%, 88%, 100% { opacity: 0; } 90%, 96% { opacity: 1; } }
.art-steam { animation: steam 3.2s ease-in-out infinite; }
.art-glitch { animation: glitch 6s steps(1, end) infinite; }
@media (prefers-reduced-motion: reduce) {
  .art-steam { animation: none; opacity: 0.6; }
  .art-glitch { animation: none; opacity: 0; }
}

@media print {
  .site-header nav, .skip, .toc { display: none; }
  body { background: #fff; color: #000; }
  a { color: #000; }
}