/* ============ CaliLens design tokens (mirrors lib/constants.ts) ============ */
:root {
  --surface-primary: #0a0a0b;
  --surface-secondary: #151517;
  --surface-tertiary: #1e1e21;
  --border-default: #2a2a2e;
  --text-primary: #ededef;
  --text-secondary: #8e8e93;
  --text-tertiary: #7e7e82;
  --accent: #00c9a7;
  --accent-bright: #80ffe8;
  --success: #34d399;
  --warning: #fbbf24;
  --error: #ef4444;
  --font-sans: 'Manrope', 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  --maxw: 1240px;
  --gutter: clamp(16px, 5vw, 64px);
  --radius-card: 14px;
  --radius-row: 10px;
  --nav-bg: rgba(10, 10, 11, 0.78);
  --badge-primary-muted: rgba(10, 10, 11, 0.62);
  --badge-primary-hover: #ffffff;
  color-scheme: dark;
}

:root[data-theme='light'] {
  --surface-primary: #fbfbfa;
  --surface-secondary: #f1f1ef;
  --surface-tertiary: #e8e8e5;
  --border-default: #dcdcd7;
  --text-primary: #111113;
  --text-secondary: #55555b;
  --text-tertiary: #636368;
  --accent: #007a66;
  --accent-bright: #005c4d;
  --success: #15803d;
  --warning: #b45309;
  --nav-bg: rgba(251, 251, 250, 0.85);
  --badge-primary-muted: rgba(251, 251, 250, 0.7);
  --badge-primary-hover: #000000;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--surface-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-bright); }

::selection { background: rgba(0, 201, 167, 0.3); }

.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

h1, h2, h3 { font-weight: 800; letter-spacing: -0.03em; line-height: 1.1; }

/* ============ Atmosphere: one glow, behind the hero only ============ */
.hero-glow {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 820px;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(ellipse 58% 52% at 70% 6%, rgba(0, 201, 167, 0.09), transparent 68%);
}

/* ============ Nav ============ */
.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px var(--gutter);
  background: var(--nav-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-default);
}

.brand {
  font-weight: 800;
  font-size: 21px;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}
.brand:hover { color: var(--text-primary); }
.brand span { color: var(--accent); }
.brand.small { font-size: 17px; }

.nav-links { display: flex; gap: 28px; margin-left: auto; }
.nav-links a {
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text-primary); }

.nav-cta {
  font-weight: 700;
  font-size: 13px;
  color: var(--surface-primary);
  background: var(--accent);
  padding: 9px 18px;
  border-radius: 999px;
  white-space: nowrap;
  transition: background 0.2s;
}
.nav-cta:hover { background: var(--accent-bright); color: var(--surface-primary); }

.lang-menu { position: relative; flex: none; }
.lang-menu summary {
  display: inline-flex;
  align-items: center;
  height: 36px;
  padding: 0 12px;
  border: 1px solid var(--border-default);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  cursor: pointer;
  list-style: none;
  transition: color 0.2s, border-color 0.2s;
}
.lang-menu summary::-webkit-details-marker { display: none; }
.lang-menu summary:hover,
.lang-menu[open] summary { color: var(--text-primary); border-color: var(--text-tertiary); }
.lang-menu ul {
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  min-width: 150px;
  margin: 0;
  padding: 6px;
  list-style: none;
  background: var(--surface-secondary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-row);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
}
.lang-menu li a {
  display: block;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 14px;
  color: var(--text-secondary);
}
.lang-menu li a:hover { color: var(--text-primary); background: var(--surface-tertiary); }
.lang-menu li a[aria-current='true'] { color: var(--accent); }

@media (max-width: 480px) {
  .blog-page .nav-cta { display: none; }
}

@media (max-width: 420px) {
  .nav { gap: 10px; }
  .nav-links { gap: 16px; }
  .nav-cta { padding: 9px 14px; }
  .lang-menu summary { padding: 0 10px; }
}

/* ============ Shared layout ============ */
.band { border-top: 1px solid var(--border-default); }
section[id] { scroll-margin-top: 78px; }

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(52px, 8vh, 96px) var(--gutter);
}

.eyebrow {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  line-height: 1.4;
  margin-bottom: 14px;
}

h2 {
  font-size: clamp(30px, 4vw, 44px);
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.band-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.band-meta {
  font-size: 11px;
  line-height: 1.6;
  letter-spacing: 0.12em;
  color: var(--text-secondary);
  white-space: nowrap;
}
a.band-meta { color: var(--accent); }
a.band-meta:hover { color: var(--accent-bright); }

.band-lede {
  color: var(--text-secondary);
  max-width: 58ch;
  margin: -18px 0 36px;
}

.band-note {
  margin-top: 28px;
  color: var(--text-secondary);
  font-size: 15px;
}

/* ============ Hero ============ */
.hero {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(40px, 7vh, 80px) var(--gutter) clamp(52px, 8vh, 88px);
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.hero h1 {
  font-weight: 800;
  font-size: clamp(44px, 5.2vw, 76px);
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.lede {
  color: var(--text-secondary);
  font-size: 17px;
  line-height: 1.6;
  max-width: 46ch;
}

.scorecard {
  border: 1px solid var(--border-default);
  border-radius: var(--radius-card);
  background: var(--surface-secondary);
  overflow: hidden;
}
.scorecard img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: 30% 50%;
}

/* Judge's ledger */
.ledger {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 24px;
  border-top: 1px solid var(--border-default);
  padding: 18px 20px 20px;
}

.ledger-cell { display: flex; flex-direction: column; gap: 6px; }

.ledger-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.ledger-val {
  font-size: 15px;
  line-height: 1.45;
  color: var(--text-primary);
}
.ledger-val .mono { font-size: 14px; }
.ledger-val .warn { color: var(--warning); }

.ledger-score {
  font-weight: 800;
  font-size: clamp(36px, 3.6vw, 48px);
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

.hero-actions { display: flex; flex-direction: column; gap: 16px; }

/* Store badges */
.store-row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.store-row.center { justify-content: center; }

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  border: 1px solid var(--border-default);
  border-radius: 999px;
  padding: 11px 22px;
  color: var(--text-primary);
  transition: border-color 0.2s, background 0.2s, color 0.2s;
}
.store-badge span {
  display: flex;
  flex-direction: column;
  font-weight: 700;
  font-size: 15px;
  line-height: 1.15;
}
.store-badge small {
  font-weight: 500;
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
}
.store-badge:hover { border-color: var(--text-primary); color: var(--text-primary); }

.store-badge.primary {
  background: var(--text-primary);
  border-color: var(--text-primary);
  color: var(--surface-primary);
}
.store-badge.primary small { color: var(--badge-primary-muted); }
.store-badge.primary:hover { background: var(--badge-primary-hover); border-color: var(--badge-primary-hover); color: var(--surface-primary); }

.store-note {
  font-size: 13px;
  color: var(--text-tertiary);
}

/* ============ How it judges ============ */
.split {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: clamp(24px, 6vw, 88px);
  align-items: start;
}

.split-head h2 { font-size: clamp(30px, 3.4vw, 40px); }

.checks { display: flex; flex-direction: column; }

.check {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 20px;
  padding: 26px 0;
  border-top: 1px solid var(--border-default);
}
.check:last-child { border-bottom: 1px solid var(--border-default); }

.check-num {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-tertiary);
  letter-spacing: 0.04em;
  padding-top: 3px;
}

.check h3 { font-size: 20px; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 8px; }
.check p { color: var(--text-secondary); font-size: 15px; line-height: 1.65; max-width: 64ch; }

/* ============ Rulebook ============ */
.rules-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--border-default);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-card);
  overflow: hidden;
}

.rule {
  background: var(--surface-secondary);
  padding: 22px 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 9px;
  transition: background 0.2s;
}
.rule:hover { background: var(--surface-tertiary); }

.rule-code {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
}

.rule h3 { font-size: 17px; font-weight: 700; letter-spacing: -0.02em; line-height: 1.25; }
.rule p { font-size: 13.5px; line-height: 1.55; color: var(--text-secondary); }

/* ============ Skills ============ */
.figures-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.figure-card {
  background: var(--surface-secondary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-card);
  padding: 22px 20px;
  transition: border-color 0.2s;
}
.figure-card:hover { border-color: var(--text-tertiary); }

.figure-card h3 { font-size: 17px; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 10px; }

.figure-card .prog {
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.01em;
  color: var(--text-secondary);
}

/* ============ What you get ============ */
.get {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: clamp(28px, 6vw, 80px);
  align-items: center;
}

.phone { max-width: 320px; width: 100%; }
.phone-mask {
  border: 1px solid var(--border-default);
  border-radius: 36px;
  overflow: hidden;
  background: var(--surface-secondary);
}
.phone-mask img { width: 100%; height: auto; }
.phone figcaption {
  margin-top: 14px;
  font-size: 11px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--text-tertiary);
}

.features { display: flex; flex-direction: column; }

.feature {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 18px;
  padding: 22px 0;
  border-top: 1px solid var(--border-default);
}
.feature svg { color: var(--accent); margin-top: 2px; }
.feature h3 { font-size: 18px; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 6px; }
.feature p { color: var(--text-secondary); font-size: 15px; line-height: 1.6; max-width: 64ch; }

.get-note {
  border-top: 1px solid var(--border-default);
  padding-top: 22px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-tertiary);
}

/* ============ Blog teaser ============ */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.post-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--surface-secondary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-card);
  padding: 24px 22px;
  color: var(--text-primary);
  transition: border-color 0.2s;
}
.post-card:hover { border-color: var(--text-tertiary); color: var(--text-primary); }

.post-kicker {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.post-card h3 { font-size: 19px; font-weight: 700; line-height: 1.3; letter-spacing: -0.02em; }

.post-more {
  margin-top: auto;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
}

/* ============ Final CTA ============ */
.cta-final .wrap { text-align: center; }
.cta-final h2 { font-size: clamp(32px, 4.4vw, 52px); margin-bottom: 18px; }
.cta-final .band-lede { margin: 0 auto 32px; }
.cta-final .store-note { margin-top: 18px; }

/* ============ Footer ============ */
.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 28px var(--gutter) 44px;
  border-top: 1px solid var(--border-default);
}

.footer-links { display: flex; gap: 20px; }
.footer-link { color: var(--text-secondary); font-size: 13px; }
.footer-link:hover { color: var(--text-primary); }

.footer-note { color: var(--text-tertiary); font-size: 12px; }

/* ============ FAQ ============ */
.faq-item {
  border-top: 1px solid var(--border-default);
  padding: 16px 0;
}
.faq-item:last-child {
  border-bottom: 1px solid var(--border-default);
}
.faq-item summary {
  cursor: pointer;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 16.5px;
  line-height: 1.45;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 20px;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::after {
  content: '+';
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--text-tertiary);
  flex: none;
}
.faq-item[open] summary::after {
  content: '\2212';
}
.faq-item p {
  margin: 12px 0 0;
  color: var(--text-secondary);
  font-size: 15.5px;
  line-height: 1.65;
  max-width: 66ch;
}

.home-faq > div { max-width: 820px; }
.home-faq h2 { margin-bottom: 28px; }
.home-faq .faq-item p a { color: var(--accent); }

/* ============ Responsive ============ */
@media (max-width: 1040px) {
  .rules-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .scorecard { max-width: 560px; }
  .split { grid-template-columns: 1fr; gap: 28px; }
  .get { grid-template-columns: 1fr; }
  .phone { max-width: 300px; margin: 0 auto; }
  .figures-grid, .posts-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .ledger { gap: 16px 20px; padding: 16px; }
  .rules-grid, .figures-grid, .posts-grid { grid-template-columns: 1fr; }
  .band-head { margin-bottom: 28px; }
  .check { grid-template-columns: 34px minmax(0, 1fr); gap: 14px; }
  .band-meta { white-space: normal; }
  .store-badge { flex: 1 1 auto; justify-content: center; }
}

/* ============ Reveal animations ============ */
.reveal-load {
  opacity: 0;
  transform: translateY(16px);
  animation: rise 0.7s cubic-bezier(0.2, 0.7, 0.3, 1) forwards;
  animation-delay: calc(var(--d, 0) * 0.1s);
}

@keyframes rise {
  to { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s cubic-bezier(0.2, 0.7, 0.3, 1), transform 0.6s cubic-bezier(0.2, 0.7, 0.3, 1);
  transition-delay: calc(var(--d, 0) * 0.1s);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .reveal, .reveal-load { opacity: 1; transform: none; }
}