/* ===== Design tokens — mirrors src/renderer/index.css so the site reads as the same product ===== */
:root {
  --felt-green: #2d6b3f;
  --felt-green-light: #3a8a52;
  --emerald: #059669;
  --emerald-light: #10b981;
  --poker-red: #dc2626;
  --poker-gold: #f59e0b;

  --bg-app: #141416;
  --bg-elevated: #1c1c1f;
  --bg-card: #1f1f23;
  --border: #2c2c31;
  --border-light: #38383f;
  --text-primary: #f4f4f5;
  --text-secondary: #a8a8b0;
  --text-muted: #6f6f78;

  --radius: 12px;
  --radius-sm: 7px;
  --max-width: 1120px;
  --measure: 640px;
  --font-sans: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Menlo, Monaco, Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg-app);
  color: var(--text-primary);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  line-height: 1.55;
}

::selection { background: var(--felt-green); color: #fff; }
a { color: inherit; }
img { max-width: 100%; display: block; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* ===== Bilingual toggle — English by default (mirrors the app), French on [data-lang="fr"] ===== */
[data-fr] { display: none; }
:root[data-lang="fr"] [data-en] { display: none; }
:root[data-lang="fr"] span[data-fr],
:root[data-lang="fr"] li[data-fr],
:root[data-lang="fr"] code[data-fr] { display: inline; }
:root[data-lang="fr"] p[data-fr],
:root[data-lang="fr"] div[data-fr],
:root[data-lang="fr"] section[data-fr] { display: block; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(20, 20, 22, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 64px; }

.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 16px; text-decoration: none; color: var(--text-primary); }
.brand img { width: 26px; height: 26px; border-radius: 6px; }

.nav-links { display: flex; align-items: center; gap: 28px; font-size: 14px; color: var(--text-secondary); }
.nav-links a { text-decoration: none; color: inherit; transition: color 0.15s; }
.nav-links a:hover { color: var(--text-primary); }

.lang-toggle {
  border: 1px solid var(--border-light);
  background: transparent;
  color: var(--text-secondary);
  border-radius: 6px;
  width: 32px;
  height: 28px;
  font-size: 11px;
  font-weight: 700;
  font-family: var(--font-mono);
  cursor: pointer;
  transition: all 0.15s;
}
.lang-toggle:hover { color: var(--text-primary); border-color: var(--text-secondary); }

/* ===== Hero ===== */
.hero { padding: 100px 0 0; text-align: center; }
.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.08;
  margin: 0 0 20px;
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
}
.hero h1 .accent { color: var(--emerald-light); }

.hero .lede {
  font-size: 19px;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 36px;
}

.badge-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 32px;
  font-size: 13px;
}
.badge-row span {
  border: 1px solid var(--border-light);
  border-radius: 999px;
  padding: 6px 13px;
  color: var(--text-secondary);
}

.cta-row { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
.cta-row.left { justify-content: flex-start; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 25px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid transparent;
  transition: all 0.15s;
  cursor: pointer;
}
.btn-primary { background: var(--emerald); color: white; }
.btn-primary:hover { background: var(--emerald-light); }
.btn-secondary { background: transparent; border-color: var(--border-light); color: var(--text-primary); }
.btn-secondary:hover { border-color: var(--text-secondary); }
.btn-pending {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 25px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 700;
  border: 1px dashed var(--border-light);
  color: var(--text-secondary);
  cursor: default;
}

.cta-note { margin-top: 14px; font-size: 13px; color: var(--text-muted); }

/* ===== Hero app mockup ===== */
.mockup-frame {
  margin: 56px auto 0;
  max-width: 900px;
  border-radius: 12px 12px 0 0;
  border: 1px solid var(--border-light);
  border-bottom: none;
  background: var(--bg-elevated);
  overflow: hidden;
  box-shadow: 0 40px 100px -30px rgba(0,0,0,0.7);
}
.mockup-titlebar { display: flex; align-items: center; gap: 6px; padding: 10px 14px; border-bottom: 1px solid var(--border); }
.mockup-titlebar span { width: 11px; height: 11px; border-radius: 50%; background: var(--border-light); }
.mockup-titlebar .name { margin-left: auto; margin-right: auto; font-size: 12px; color: var(--text-muted); font-family: var(--font-mono); }

.mockup-body { display: flex; gap: 1px; background: var(--border); }
.mockup-grid-panel, .mockup-calc-panel { background: var(--bg-app); padding: 20px; }
.mockup-grid-panel { flex: 0 0 46%; }
.mockup-calc-panel { flex: 1; display: flex; flex-direction: column; gap: 14px; }

.mockup-label { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.05em; color: var(--text-muted); text-transform: uppercase; margin-bottom: 10px; }

.mockup-grid {
  display: grid;
  grid-template-columns: repeat(13, 1fr);
  gap: 1px;
  border-radius: 4px;
  overflow: hidden;
}
.mockup-grid div {
  aspect-ratio: 1;
  background: var(--bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 5.5px;
  font-weight: 700;
  color: rgba(255,255,255,0.55);
  overflow: hidden;
}
.mockup-grid div.on { background: var(--emerald); color: rgba(255,255,255,0.95); }
.mockup-grid div.half { background: var(--felt-green); color: rgba(255,255,255,0.85); }

.mockup-player {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
}
.mockup-player .row1 { display: flex; justify-content: space-between; font-size: 11px; color: var(--text-muted); margin-bottom: 6px; }
.mockup-player .hand { font-family: var(--font-mono); font-size: 13px; color: var(--text-primary); }
.mockup-player .eq { font-family: var(--font-mono); font-size: 13px; font-weight: 700; color: var(--emerald-light); }

.mockup-result {
  display: flex;
  height: 18px;
  border-radius: 4px;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  margin-top: auto;
}
.mockup-result span { display: flex; align-items: center; justify-content: center; color: #fff; }
.mockup-result .hero { background: var(--emerald); }
.mockup-result .villain { background: var(--poker-red); }

@media (max-width: 720px) {
  .mockup-body { flex-direction: column; }
  .mockup-grid-panel { flex: none; }
}

/* ===== Feature rows (alternating, not a card grid) ===== */
#features { padding: 100px 0; }
.section-title {
  font-size: clamp(1.6rem, 3.2vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  text-align: center;
  margin: 0 0 72px;
}

.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-bottom: 96px;
}
.feature-row:last-child { margin-bottom: 0; }
.feature-row.reverse .feature-text { order: 2; }
.feature-row.reverse .feature-visual { order: 1; }

.feature-text h3 { font-size: 24px; font-weight: 800; letter-spacing: -0.01em; margin: 0 0 14px; }
.feature-text p { font-size: 16px; color: var(--text-secondary); line-height: 1.7; margin: 0; max-width: 42ch; }

.feature-visual {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.fv-grid-zoom { display: grid; grid-template-columns: repeat(6, 1fr); gap: 3px; width: 100%; max-width: 280px; margin: 0 auto; border-radius: 6px; overflow: hidden; }
.fv-grid-zoom div {
  aspect-ratio: 1;
  background: var(--bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: rgba(255,255,255,0.5);
  border-radius: 3px;
}
.fv-grid-zoom div.on { background: var(--emerald); color: #fff; }
.fv-grid-zoom div.half { background: var(--felt-green); color: rgba(255,255,255,0.9); }

.fv-equity { width: 100%; }
.fv-equity .bar { display: flex; height: 26px; border-radius: 6px; overflow: hidden; font-family: var(--font-mono); font-size: 12px; font-weight: 700; margin-bottom: 12px; }
.fv-equity .bar span { display: flex; align-items: center; justify-content: center; color: #fff; }
.fv-equity .bar .hero { background: var(--emerald); }
.fv-equity .bar .villain { background: var(--poker-red); }
.fv-equity .meta { font-family: var(--font-mono); font-size: 11px; color: var(--text-muted); text-align: center; }

.fv-heat-wrap { width: 100%; max-width: 280px; margin: 0 auto; }
.fv-heat { display: grid; grid-template-columns: repeat(6, 1fr); gap: 3px; width: 100%; border-radius: 6px; overflow: hidden; }
.fv-heat div {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: rgba(0,0,0,0.55);
  border-radius: 3px;
}
.fv-heat-legend {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
}
.fv-heat-legend .bar {
  flex: 1;
  height: 6px;
  border-radius: 3px;
  background: linear-gradient(90deg, hsl(152,55%,32%), hsl(76,55%,36%), hsl(0,55%,40%));
}

.fv-quiz { width: 100%; text-align: center; }
.fv-quiz .q { font-size: 14px; color: var(--text-secondary); margin-bottom: 14px; }
.fv-quiz .opts { display: flex; gap: 8px; justify-content: center; }
.fv-quiz .opts span {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  padding: 8px 14px;
  border-radius: 6px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
}
.fv-quiz .opts span.correct { background: var(--emerald); border-color: var(--emerald); color: #fff; }

.fv-results { width: 100%; }
.fv-results .score { text-align: center; font-family: var(--font-mono); font-size: 32px; font-weight: 800; color: var(--emerald-light); }
.fv-results .score-label { text-align: center; font-size: 12px; color: var(--text-muted); margin-bottom: 24px; }
.fv-results .breakdown { display: flex; gap: 24px; justify-content: center; }
.fv-results .breakdown .cell { text-align: center; }
.fv-results .breakdown .n { font-family: var(--font-mono); font-weight: 800; font-size: 20px; }
.fv-results .breakdown .l { font-size: 11px; color: var(--text-muted); margin-top: 4px; }

.fv-library { width: 100%; display: flex; flex-direction: column; gap: 8px; }
.fv-library .item { display: flex; justify-content: space-between; align-items: center; background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 6px; padding: 10px 14px; font-size: 12px; }
.fv-library .item .name { color: var(--text-primary); font-weight: 600; }
.fv-library .item .n { font-family: var(--font-mono); color: var(--text-muted); }

@media (max-width: 820px) {
  .feature-row, .feature-row.reverse { grid-template-columns: 1fr; gap: 28px; }
  .feature-row.reverse .feature-text, .feature-row.reverse .feature-visual { order: initial; }
}

/* ===== FAQ ===== */
#faq { padding: 0 0 100px; }
.faq-item { border-bottom: 1px solid var(--border); padding: 24px 0; max-width: var(--measure); margin: 0 auto; }
.faq-item:first-child { padding-top: 0; }
.faq-item h3 { font-size: 16px; font-weight: 700; margin: 0 0 10px; }
.faq-item p { font-size: 15px; color: var(--text-secondary); margin: 0; line-height: 1.7; }
.faq-item code {
  display: inline-block;
  margin-top: 10px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--emerald-light);
}

/* ===== Poker Pulse teaser ===== */
.next-hand { padding: 0 0 100px; }
.next-hand .inner { max-width: var(--measure); margin: 0 auto; border-top: 1px solid var(--border); padding-top: 48px; }
.next-hand h2 { font-size: 20px; font-weight: 800; margin: 0 0 12px; }
.next-hand p { color: var(--text-secondary); font-size: 15px; margin: 0; max-width: 56ch; }

/* ===== Footer ===== */
.site-footer { border-top: 1px solid var(--border); padding: 36px 0; }
.site-footer .container { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.site-footer .foot-links { display: flex; gap: 22px; font-size: 13px; color: var(--text-muted); }
.site-footer .foot-links a { text-decoration: none; color: inherit; }
.site-footer .foot-links a:hover { color: var(--text-secondary); }
.site-footer .copyright { font-size: 13px; color: var(--text-muted); }

/* ===== Legal pages ===== */
.legal { max-width: 680px; margin: 0 auto; padding: 64px 24px 96px; }
.legal h1 { font-size: 2rem; margin-bottom: 6px; letter-spacing: -0.01em; }
.legal .updated { font-family: var(--font-mono); color: var(--text-muted); font-size: 12px; margin-bottom: 48px; }
.legal h2 { font-size: 17px; margin: 40px 0 12px; }
.legal p, .legal li { color: var(--text-secondary); font-size: 15px; line-height: 1.75; }
.legal ul { padding-left: 22px; }
.legal .placeholder {
  color: var(--poker-gold);
  background: rgba(245, 158, 11, 0.12);
  border-radius: 4px;
  padding: 1px 6px;
  font-family: var(--font-mono);
  font-size: 13px;
}

/* ===== Focus ===== */
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--emerald-light);
  outline-offset: 2px;
  border-radius: 3px;
}

@media (max-width: 640px) {
  .nav-links { gap: 16px; }
  .nav-links a:not(:last-child) { display: none; }
  .hero { padding: 64px 0 0; }
  #features { padding: 64px 0; }
}