/* ChessAdept static landing pages — the ink-and-paper system (Fraunces + clay), no JS required.
   Served verbatim from public/; shared by /free-game-review and the per-keyword variants.
   Tokens mirror the app theme (frontend/src/constants/theme.ts) — keep hues in that family. */

@font-face {
  font-family: 'Fraunces';
  src: url('/landing/Fraunces_400Regular.ttf') format('truetype');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Fraunces';
  src: url('/landing/Fraunces_600SemiBold.ttf') format('truetype');
  font-weight: 600; font-style: normal; font-display: swap;
}

:root {
  --paper: #FBFAF7;
  --card: #FFFFFF;
  --ink: #23201A;
  --ink-2: #6E675C;
  --hair: #E6E1D5;
  --clay: #B65138;
  --clay-deep: #96422D;
  --clay-ink: #FFF7EE;
  --good: #4C7B51;
  --miss: #C08A2E;
  --inacc: #C9A23C;
  --bad: #A94438;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #14140F;
    --card: #1D1C15;
    --ink: #EDE8DB;
    --ink-2: #A39B89;
    --hair: #33301F;
    --clay: #C96A50;
    --clay-deep: #B65138;
    --clay-ink: #FFF7EE;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--clay); }
a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible, label:focus-within {
  outline: 2px solid var(--clay); outline-offset: 2px; border-radius: 4px;
}

.shell { max-width: 1040px; margin: 0 auto; padding: 0 24px; }

/* nav */
.nav { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; padding: 20px 0; border-bottom: 1px solid var(--hair); }
.wordmark { font-family: Fraunces, Georgia, serif; font-weight: 600; font-size: 22px; color: var(--ink); text-decoration: none; }
.nav-links { display: flex; gap: 22px; font-size: 14.5px; }
.nav-links a { color: var(--ink-2); text-decoration: none; }
.nav-links a:hover { color: var(--clay); }

/* hero */
.hero { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 48px; padding: 56px 0 48px; align-items: start; }
h1 {
  font-family: Fraunces, Georgia, serif; font-weight: 600;
  font-size: clamp(30px, 4.4vw, 44px); line-height: 1.12; margin: 0 0 16px;
  text-wrap: balance;
}
.sub { color: var(--ink-2); font-size: 17px; line-height: 1.55; margin: 0 0 26px; max-width: 50ch; }

/* the funnel form (pure HTML+CSS: radio segmented control, GET → /explore) */
.seg { display: inline-flex; border: 1px solid var(--hair); border-radius: 10px; background: var(--card); overflow: hidden; margin-bottom: 12px; }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg label { padding: 9px 20px; font-size: 14.5px; color: var(--ink-2); cursor: pointer; }
.seg input:checked + label { background: var(--clay); color: var(--clay-ink); font-weight: 600; }
.funnel-row { display: flex; gap: 10px; max-width: 480px; }
.funnel-row input {
  flex: 1; min-width: 0; font: inherit; color: var(--ink);
  background: var(--card); border: 1px solid var(--hair); border-radius: 10px; padding: 12px 15px;
}
.funnel-row input::placeholder { color: var(--ink-2); opacity: .75; }
.btn {
  font: 600 15.5px/1 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--clay-ink); background: var(--clay);
  border: 0; border-radius: 10px; padding: 13px 22px; cursor: pointer; white-space: nowrap;
}
.btn:hover { background: var(--clay-deep); }
.alt { font-size: 14px; color: var(--ink-2); margin: 16px 0 0; max-width: 52ch; }
.alt code { font: 13px ui-monospace, "SF Mono", Menlo, monospace; color: var(--ink); background: var(--card); border: 1px solid var(--hair); border-radius: 5px; padding: 1px 6px; }

/* sample report card */
.report {
  background: var(--card); border: 1px solid var(--hair); border-radius: 14px;
  padding: 22px 24px; box-shadow: 0 1px 2px rgba(50, 40, 20, .05), 0 16px 34px -26px rgba(50, 40, 20, .4);
}
.report .prose { font-family: Fraunces, Georgia, serif; font-weight: 400; font-size: 17px; line-height: 1.5; margin: 0 0 18px; }
.acc-row { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.acc-row .lbl { color: var(--ink-2); font-size: 14.5px; }
.acc-big { font-family: Fraunces, Georgia, serif; font-weight: 600; font-size: 40px; font-variant-numeric: tabular-nums; }
.cc-line { color: var(--ink-2); font-size: 14px; margin: 2px 0 16px; font-variant-numeric: tabular-nums; }
.tallies { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 14px; margin: 0; padding: 0; list-style: none; }
.tallies li { display: inline-flex; align-items: center; gap: 7px; color: var(--ink-2); font-variant-numeric: tabular-nums; }
.tallies b { color: var(--ink); font-weight: 600; }
.dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.d-bad { background: var(--bad); } .d-miss { background: var(--miss); }
.d-inacc { background: var(--inacc); } .d-good { background: var(--good); }
.report-cap { font-size: 12.5px; color: var(--ink-2); margin: 14px 0 0; }

/* sections */
h2 { font-family: Fraunces, Georgia, serif; font-weight: 600; font-size: 24px; margin: 0 0 20px; }
.section { padding: 20px 0 44px; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin: 0; padding: 0; list-style: none; counter-reset: step; }
.steps li { counter-increment: step; background: var(--card); border: 1px solid var(--hair); border-radius: 14px; padding: 20px; }
.steps li::before {
  content: counter(step); display: inline-flex; width: 27px; height: 27px;
  align-items: center; justify-content: center; margin-bottom: 12px;
  font: 600 13.5px/1 sans-serif; color: var(--clay-ink); background: var(--clay); border-radius: 50%;
}
.steps b { display: block; font-weight: 600; margin-bottom: 5px; }
.steps p { margin: 0; color: var(--ink-2); font-size: 14px; line-height: 1.55; }

.bullets { margin: 0; padding: 0; list-style: none; display: grid; gap: 14px; max-width: 62ch; }
.bullets li { padding-left: 20px; position: relative; color: var(--ink-2); }
.bullets li::before { content: ""; position: absolute; left: 0; top: 9px; width: 8px; height: 8px; background: var(--clay); border-radius: 2px; }
.bullets b { color: var(--ink); font-weight: 600; }

/* FAQ */
.faq { max-width: 720px; }
.faq details { border-top: 1px solid var(--hair); }
.faq details:last-of-type { border-bottom: 1px solid var(--hair); }
.faq summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 16px; padding: 15px 2px; font-weight: 600; font-size: 15.5px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--clay); font-weight: 600; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 0 0 18px; color: var(--ink-2); font-size: 14.5px; line-height: 1.6; max-width: 62ch; }

/* footer */
.foot { border-top: 1px solid var(--hair); padding: 26px 0 48px; display: flex; flex-wrap: wrap; gap: 10px 26px; align-items: baseline; color: var(--ink-2); font-size: 14px; }
.foot .wordmark { font-size: 17px; }
.foot a { color: var(--ink-2); text-decoration: none; }
.foot a:hover { color: var(--clay); }

@media (max-width: 780px) {
  .hero { grid-template-columns: 1fr; gap: 32px; padding-top: 40px; }
  .steps { grid-template-columns: 1fr; }
  .nav-links { gap: 14px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}