/* ============================================
   Magick Cookie — Landing (cookie.paltemps.fr)
   Cookie theme: chocolat / caramel / noisette
   Mobile-first + responsive
   ============================================ */

:root {
  /* Cookie palette (from docs/design/themes.md in magick-cookie) */
  --bg-base: #2c1e14;
  --bg-surface: #3d2b1e;
  --bg-elevated: #4e3828;
  --bg-overlay: #5e4535;
  --accent-primary: #e8a54b;
  --accent-primary-hover: #f0b85e;
  --accent-secondary: #c46a2c;
  --text-primary: #f5e6d3;
  --text-secondary: #c4a882;
  --text-muted: #8c7560;
  --border-color: #5a3f2a;
  --border-hover: #7a5a3e;
  --success: #7cb342;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4.5rem;
  --space-4xl: 6rem;

  /* Sizing */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 999px;
  --container-max: 1120px;
  --container-padding: 1.25rem;
  --navbar-height: 64px;

  /* Type */
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
}

@media (min-width: 640px) {
  :root { --container-padding: 2rem; }
}

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

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--navbar-height) + 1rem); }

body {
  font-family: var(--font-sans);
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.55;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0, 0, 0, 0); border: 0;
}

/* ---------- Nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--navbar-height);
  z-index: 100;
  background: rgba(44, 30, 20, 0.72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--border-color);
}
.nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}
.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}
.nav-brand img { width: 32px; height: 32px; }
.nav-brand:hover { color: var(--accent-primary); }

.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-lg);
}
.nav-links a {
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 500;
  transition: color 150ms;
}
.nav-links a:hover { color: var(--text-primary); }

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.95rem;
  background: var(--accent-primary);
  color: var(--bg-base);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  transition: all 150ms;
}
.nav-cta:hover {
  background: var(--accent-primary-hover);
  color: var(--bg-base);
  transform: translateY(-1px);
}

@media (min-width: 768px) {
  .nav-links { display: flex; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: calc(var(--navbar-height) + var(--space-2xl)) 0 var(--space-3xl);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  top: -15%; left: 50%;
  width: 70vw; max-width: 900px;
  aspect-ratio: 1;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(232, 165, 75, 0.18), transparent 60%);
  pointer-events: none;
  z-index: 0;
}
.hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
}
.hero-logo {
  width: 96px;
  height: 96px;
  margin: 0 auto var(--space-lg);
  filter: drop-shadow(0 8px 32px rgba(232, 165, 75, 0.4));
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.85rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
}
.hero-badge::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--success);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--success);
}
h1.hero-title {
  font-size: clamp(2.25rem, 5.5vw, 4.25rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}
.hero-title .accent {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  max-width: 620px;
  margin: 0 auto var(--space-xl);
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  color: var(--text-secondary);
  line-height: 1.6;
}
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius-full);
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 180ms;
  text-decoration: none;
}
.btn-primary {
  background: var(--accent-primary);
  color: var(--bg-base);
}
.btn-primary:hover {
  background: var(--accent-primary-hover);
  color: var(--bg-base);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232, 165, 75, 0.3);
}
.btn-ghost {
  background: transparent;
  border-color: var(--border-color);
  color: var(--text-primary);
}
.btn-ghost:hover {
  background: var(--bg-surface);
  border-color: var(--border-hover);
  color: var(--text-primary);
}

/* Tag under CTAs (e.g. "Self-hosted · Open-source · IA locale") */
.hero-meta {
  margin-top: var(--space-lg);
  font-size: 0.8rem;
  color: var(--text-muted);
}
.hero-meta span + span::before {
  content: "·";
  margin: 0 0.5rem;
  color: var(--border-color);
}

/* ---------- Section helpers ---------- */
.section {
  padding: var(--space-3xl) 0;
  position: relative;
}
.section-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-primary);
  margin-bottom: var(--space-sm);
}
.section-title {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
  color: var(--text-primary);
  max-width: 720px;
}
.section-sub {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 620px;
  margin-bottom: var(--space-2xl);
}
.section-header {
  text-align: center;
  margin: 0 auto var(--space-2xl);
}
.section-header .section-title,
.section-header .section-sub { margin-left: auto; margin-right: auto; }

/* ---------- Three pillars ---------- */
.pillars {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}
.pillar {
  padding: var(--space-xl);
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: border-color 200ms, transform 200ms;
}
.pillar:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}
.pillar-icon {
  width: 44px; height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(232, 165, 75, 0.12);
  border: 1px solid rgba(232, 165, 75, 0.25);
  border-radius: var(--radius-md);
  color: var(--accent-primary);
  margin-bottom: var(--space-md);
}
.pillar h3 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}
.pillar p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: var(--space-md);
}
.pillar-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.pillar-list li {
  font-size: 0.82rem;
  color: var(--text-muted);
  padding-left: 1.1rem;
  position: relative;
}
.pillar-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.55rem;
  width: 4px; height: 4px;
  background: var(--accent-secondary);
  border-radius: 50%;
}

@media (min-width: 768px) {
  .pillars { grid-template-columns: repeat(3, 1fr); }
}

/* ---------- Feature grid ---------- */
.features {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}
.feature {
  padding: var(--space-lg);
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: border-color 200ms, background 200ms;
}
.feature:hover {
  border-color: var(--border-hover);
  background: var(--bg-elevated);
}
.feature-head {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.5rem;
}
.feature-icon {
  width: 26px; height: 26px;
  color: var(--accent-primary);
  flex-shrink: 0;
}
.feature h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.005em;
}
.feature p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

@media (min-width: 640px) { .features { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .features { grid-template-columns: repeat(3, 1fr); } }

/* ---------- Stack ---------- */
.stack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-md);
}
.stack-item {
  padding: var(--space-lg) var(--space-md);
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  text-align: center;
  transition: all 200ms;
}
.stack-item:hover {
  border-color: var(--accent-primary);
  transform: translateY(-2px);
}
.stack-item-name {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-primary);
  display: block;
  margin-bottom: 0.2rem;
}
.stack-item-role {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ---------- Final CTA ---------- */
.cta-final {
  text-align: center;
  padding: var(--space-4xl) 0;
  position: relative;
}
.cta-final::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(232, 165, 75, 0.08), transparent 70%);
  pointer-events: none;
}
.cta-final > * { position: relative; z-index: 1; }
.cta-final h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.15;
  margin-bottom: var(--space-md);
}
.cta-final p {
  color: var(--text-secondary);
  max-width: 520px;
  margin: 0 auto var(--space-xl);
}

/* ---------- Footer ---------- */
.footer {
  padding: var(--space-xl) 0 var(--space-2xl);
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.85rem;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: center;
  justify-content: space-between;
}
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
  font-weight: 600;
}
.footer-brand img { width: 22px; height: 22px; }
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  justify-content: center;
}
.footer-links a { color: var(--text-muted); transition: color 150ms; }
.footer-links a:hover { color: var(--accent-primary); }
.footer-copy { font-size: 0.75rem; color: var(--text-muted); }

@media (min-width: 640px) {
  .footer-inner { flex-direction: row; }
}

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}
.reveal.in-view {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}