/*
 * Auto Video Splitter — feuille de style unique.
 * Palette verte proche de celle de l'app pour la cohérence de marque, mais
 * volontairement décalée des teintes identitaires d'une plateforme tierce.
 */

:root {
  --bg: #0b1418;
  --surface: #111e24;
  --surface-2: #17282f;
  --border: #23383f;
  --text: #e8f0f2;
  --text-dim: #9db0b6;
  --accent: #1fbf75;
  --accent-dark: #0f8f56;
  --accent-soft: rgba(31, 191, 117, 0.12);
  --radius: 14px;
  --max: 1080px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f7faf9;
    --surface: #ffffff;
    --surface-2: #eef4f2;
    --border: #dbe6e2;
    --text: #10201d;
    --text-dim: #5b6f6a;
    --accent: #0f8f56;
    --accent-dark: #0a6d41;
    --accent-soft: rgba(15, 143, 86, 0.1);
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
    'Helvetica Neue', Arial, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------------------------------------------------------------- header */

header.site {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  position: sticky;
  top: 0;
  z-index: 10;
}

header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
  text-decoration: none;
  font-size: 1.05rem;
}

.brand .mark {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: linear-gradient(140deg, var(--accent), var(--accent-dark));
  display: grid;
  place-items: center;
  flex: none;
}

.brand .mark svg {
  width: 17px;
  height: 17px;
  display: block;
}

nav.site a {
  color: var(--text-dim);
  text-decoration: none;
  margin-left: 20px;
  font-size: 0.93rem;
}

nav.site a:hover {
  color: var(--text);
}

@media (max-width: 560px) {
  nav.site a {
    margin-left: 14px;
    font-size: 0.86rem;
  }
}

/* ------------------------------------------------------------------ hero */

.hero {
  padding: 72px 0 56px;
  text-align: center;
}

.hero h1 {
  font-size: clamp(2rem, 5.5vw, 3.1rem);
  line-height: 1.12;
  letter-spacing: -0.025em;
  margin: 0 0 18px;
}

.hero .lead {
  font-size: clamp(1.02rem, 2.2vw, 1.2rem);
  color: var(--text-dim);
  max-width: 620px;
  margin: 0 auto 32px;
}

.eyebrow {
  display: inline-block;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 999px;
  padding: 5px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 20px;
}

/* --------------------------------------------------------- store buttons */

.stores {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  padding: 13px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.97rem;
  transition: background 0.15s ease, transform 0.15s ease;
}

.store-btn:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
}

.store-btn.secondary {
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
}

.store-btn.secondary:hover {
  background: var(--border);
}

.store-btn svg {
  width: 19px;
  height: 19px;
  flex: none;
}

/* -------------------------------------------------------------- sections */

section {
  padding: 56px 0;
  border-top: 1px solid var(--border);
}

section h2 {
  font-size: clamp(1.4rem, 3.2vw, 1.9rem);
  letter-spacing: -0.02em;
  margin: 0 0 10px;
}

section .sub {
  color: var(--text-dim);
  margin: 0 0 32px;
  max-width: 620px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 1.03rem;
}

.card p {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.93rem;
}

.card .icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  display: grid;
  place-items: center;
  margin-bottom: 14px;
}

.card .icon svg {
  width: 19px;
  height: 19px;
}

/* ----------------------------------------------------------------- steps */

ol.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

ol.steps li {
  counter-increment: step;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}

ol.steps li::before {
  content: counter(step);
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 0.88rem;
  margin-bottom: 13px;
}

ol.steps strong {
  display: block;
  margin-bottom: 5px;
}

ol.steps span {
  color: var(--text-dim);
  font-size: 0.93rem;
}

/* -------------------------------------------------------------- callouts */

.callout {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 22px 24px;
}

.callout p:last-child {
  margin-bottom: 0;
}

/* ------------------------------------------------------------ legal page */

.legal {
  padding: 48px 0 64px;
  max-width: 780px;
}

.legal h1 {
  font-size: clamp(1.7rem, 4vw, 2.3rem);
  letter-spacing: -0.02em;
  margin: 0 0 6px;
}

.legal .updated {
  color: var(--text-dim);
  font-size: 0.88rem;
  margin: 0 0 36px;
}

.legal h2 {
  font-size: 1.16rem;
  margin: 36px 0 10px;
  letter-spacing: -0.01em;
}

.legal h3 {
  font-size: 1rem;
  margin: 24px 0 8px;
}

.legal p,
.legal li {
  color: var(--text-dim);
}

.legal li {
  margin-bottom: 7px;
}

.legal strong {
  color: var(--text);
}

.legal a {
  color: var(--accent);
}

.legal table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 0.92rem;
}

.legal table th,
.legal table td {
  text-align: left;
  padding: 11px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.legal table th {
  color: var(--text);
  font-weight: 600;
}

.legal table td {
  color: var(--text-dim);
}

.table-scroll {
  overflow-x: auto;
}

/* ---------------------------------------------------------------- footer */

footer.site {
  border-top: 1px solid var(--border);
  padding: 32px 0 44px;
  color: var(--text-dim);
  font-size: 0.89rem;
}

footer.site .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 26px;
  align-items: center;
  justify-content: space-between;
}

footer.site a {
  color: var(--text-dim);
  text-decoration: none;
}

footer.site a:hover {
  color: var(--accent);
}

footer.site nav a + a {
  margin-left: 20px;
}

/* ------------------------------------------------------------------- 404 */

.center-page {
  min-height: 62vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 48px 0;
}