/* Spellblocks site — same warm-ivory + serif identity as the app. */
:root {
  --bg: #f2efe6;
  --surface: #fbf8f1;
  --sunk: #ece6d8;
  --fg: #2c2a26;
  --muted: rgba(44, 42, 38, 0.66);
  --line: #d9d1be;
  --sage: #7c9a7e;
  --sage-deep: #5f7d62;
  --emerald: #2e8b6f;
  --sapphire: #3a5fa8;
  --amethyst: #7e57a0;
  --marigold: #e8a93b;
  --candy: #d45c8e;
  --serif: ui-serif, "New York", "Iowan Old Style", Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --radius: 16px;
  --max: 1040px;
}

:root:not([data-theme="light"]) {
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #1d1c19;
    --surface: #26241f;
    --sunk: #2f2c26;
    --fg: #f2efe6;
    --muted: rgba(242, 239, 230, 0.68);
    --line: #3d3930;
    --sage: #94b396;
    --sage-deep: #a9c4ab;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
}
a { color: var(--sage-deep); }
a:hover { text-decoration-thickness: 2px; }
img { max-width: 100%; display: block; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* Nav */
.nav { display: flex; align-items: center; justify-content: space-between; padding: 22px 0; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--fg); text-decoration: none; }
.brand img { width: 34px; height: 34px; border-radius: 9px; }
.wordmark { font-family: var(--serif); font-weight: 600; letter-spacing: 0.14em; font-size: 18px; }
.nav-links { display: flex; gap: 18px; font-size: 15px; }
.nav-links a { color: var(--muted); text-decoration: none; }
.nav-links a:hover { color: var(--fg); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 22px; border-radius: 13px;
  background: var(--fg); color: var(--bg);
  font-weight: 600; text-decoration: none; font-size: 16px;
}
.btn.secondary { background: transparent; color: var(--fg); border: 1px solid var(--line); }
.btn[aria-disabled="true"] { cursor: default; }

/* Hero */
.hero { padding: 40px 0 64px; display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
.eyebrow { font-size: 13px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); margin: 0 0 14px; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.15; margin: 0; }
h1 { font-size: clamp(40px, 6vw, 64px); letter-spacing: -0.01em; }
.lede { font-size: 19px; color: var(--muted); margin: 18px 0 28px; max-width: 34ch; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.note { font-size: 14px; color: var(--muted); }

/* Letter tiles, like the board */
.board {
  background: var(--sunk); border-radius: 22px; padding: 18px;
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px;
  max-width: 440px; margin-left: auto; width: 100%;
}
.cell { aspect-ratio: 1; border-radius: 10px; background: var(--surface); opacity: 0.55; }
.tile {
  aspect-ratio: 1; border-radius: 10px; color: #fff;
  display: grid; place-items: center;
  font-family: var(--serif); font-weight: 600; font-size: clamp(18px, 3.2vw, 28px);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.08);
}
.t-emerald { background: var(--emerald); }
.t-sapphire { background: var(--sapphire); }
.t-amethyst { background: var(--amethyst); }
.t-marigold { background: var(--marigold); }
.t-candy { background: var(--candy); }

/* Sections */
section { padding: 56px 0; border-top: 1px solid var(--line); }
.section-head { max-width: 620px; margin-bottom: 32px; }
.section-head p { color: var(--muted); margin: 12px 0 0; }
h2 { font-size: clamp(28px, 4vw, 38px); }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.card h3 { font-size: 21px; margin-bottom: 6px; }
.card p { margin: 0; color: var(--muted); font-size: 16px; }
.step-num { font-family: var(--serif); color: var(--sage-deep); font-size: 15px; letter-spacing: 0.1em; margin-bottom: 8px; display: block; }
.chip { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--sage-deep); margin-bottom: 8px; }

.final { text-align: center; padding: 72px 0; }
.final p { color: var(--muted); margin: 12px auto 26px; max-width: 46ch; }
.final .cta-row { justify-content: center; }

/* Footer */
footer { border-top: 1px solid var(--line); padding: 28px 0 40px; font-size: 14px; color: var(--muted); }
.foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }
.foot nav { display: flex; gap: 18px; }
.foot a { color: var(--muted); }

/* Document pages (privacy, support, terms) */
.doc { max-width: 720px; padding: 12px 0 64px; }
.doc .back { display: inline-block; margin-bottom: 18px; font-size: 15px; text-decoration: none; }
.doc h1 { font-size: clamp(34px, 5vw, 46px); margin-bottom: 6px; }
.doc .updated { color: var(--muted); font-size: 15px; margin: 0 0 28px; }
.doc h2 { font-size: 23px; margin: 34px 0 8px; }
.doc p, .doc li { color: var(--fg); }
.doc ul { padding-left: 22px; }
.doc li { margin-bottom: 6px; }
.faq h3 { font-size: 19px; margin: 26px 0 6px; }
.faq p { margin: 0; }
.callout { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; margin: 8px 0 8px; }

@media (max-width: 820px) {
  .hero { grid-template-columns: 1fr; gap: 32px; padding-top: 16px; }
  .board { margin: 0 auto; }
  .grid { grid-template-columns: 1fr; }
  .nav-links { gap: 14px; font-size: 14px; }
  .nav-links .hide-sm { display: none; }
}