/* Cadra TV — la palette de l'app : une salle de cinéma, lumières éteintes. */
:root {
  --ink: #110F13; --onyx: #16131A; --coal: #1C1820; --graphite: #26212B; --slate: #322B37;
  --snow: #F4ECE0; --mist: #D6CCC0; --muted: #A79C92;
  --accent: #F5A524; --ember: #E8741C; --gold: #FFC24A; --on-accent: #1A1014;
  --hairline: rgba(255,255,255,.08);
  --glass: linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.035));
  --rim: linear-gradient(135deg, rgba(255,255,255,.45), rgba(255,255,255,.06) 45%, rgba(255,255,255,.18));
  --radius: 22px;
  --max: 1120px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--ink); color: var(--snow);
  font: 17px/1.6 "Figtree", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
/* Le projecteur : une lueur ambrée en haut de page, comme l'arrière-plan de l'app. */
body::before {
  content: ""; position: fixed; inset: -20vh -10vw auto; height: 90vh; z-index: -1; pointer-events: none;
  background:
    radial-gradient(50% 60% at 70% 20%, rgba(245,165,36,.20), transparent 70%),
    radial-gradient(40% 50% at 15% 10%, rgba(232,116,28,.12), transparent 70%);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { font-family: "Sora", sans-serif; line-height: 1.15; letter-spacing: -.02em; margin: 0 0 .5em; }
h1 { font-size: clamp(2.3rem, 6vw, 4.2rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.3rem); font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 600; }
p { margin: 0 0 1em; color: var(--mist); }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.muted { color: var(--muted); }
.grad { background: linear-gradient(135deg, var(--gold), var(--ember)); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* En-tête */
.top { position: sticky; top: 0; z-index: 10; backdrop-filter: blur(18px) saturate(140%); -webkit-backdrop-filter: blur(18px) saturate(140%);
  background: rgba(17,15,19,.62); border-bottom: 1px solid var(--hairline); }
.top .wrap { display: flex; align-items: center; gap: 24px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--snow); }
.brand:hover { text-decoration: none; }
.brand img { width: 34px; height: 34px; }
.brand b { font: 800 1.45rem/1 "Bricolage Grotesque", sans-serif; letter-spacing: -.04em; }
.brand i { font: 800 .7rem/1 "Bricolage Grotesque", sans-serif; font-style: normal; color: var(--on-accent);
  background: linear-gradient(135deg, var(--gold), var(--ember)); padding: 4px 6px; border-radius: 6px; }
.nav { display: flex; gap: 22px; margin-left: auto; }
.nav a { color: var(--mist); font-weight: 500; font-size: .95rem; }
.nav a:hover, .nav a[aria-current] { color: var(--snow); text-decoration: none; }
.nav a[aria-current] { box-shadow: inset 0 -2px var(--accent); }
.menu { display: none; margin-left: auto; background: none; border: 0; color: var(--snow); font-size: 1.6rem; cursor: pointer; }
@media (max-width: 820px) {
  .menu { display: block; }
  .nav { display: none; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; gap: 0;
    background: var(--onyx); border-bottom: 1px solid var(--hairline); padding: 8px 20px 16px; }
  .nav.open { display: flex; }
  .nav a { padding: 10px 0; }
  .top .cta-sm { display: none; }
}

/* Boutons */
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 14px 24px; border-radius: 999px;
  font: 600 1rem/1 "Figtree", sans-serif; cursor: pointer; border: 0; transition: transform .15s, box-shadow .15s; }
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: linear-gradient(135deg, var(--gold), var(--accent) 50%, var(--ember)); color: var(--on-accent);
  box-shadow: 0 8px 30px rgba(245,165,36,.28), inset 0 1px rgba(255,255,255,.5); }
.btn-primary:hover { box-shadow: 0 10px 40px rgba(245,165,36,.42), inset 0 1px rgba(255,255,255,.5); }
.btn-glass { color: var(--snow); position: relative; background: var(--glass); }
.btn-glass::after, .glass::after { content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px; pointer-events: none;
  background: var(--rim); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; }
.cta-sm { padding: 10px 18px; font-size: .9rem; }
.btn svg { width: 20px; height: 20px; flex: none; }

/* Verre */
.glass { position: relative; background: var(--glass); border-radius: var(--radius);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); box-shadow: 0 20px 60px rgba(0,0,0,.35); }

/* Héros */
.hero { padding: 90px 0 70px; text-align: center; }
.hero p.lead { font-size: 1.25rem; max-width: 640px; margin: 0 auto 32px; }
.hero .actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.eyebrow { display: inline-block; font-size: .8rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 18px; }
.screen { margin: 64px auto 0; max-width: 980px; aspect-ratio: 16/9; padding: 14px; }
.screen-in { height: 100%; border-radius: 12px; overflow: hidden; background: var(--onyx); display: grid; grid-template-columns: 64px 1fr; }
.rail { background: var(--coal); display: flex; flex-direction: column; align-items: center; gap: 16px; padding-top: 18px; }
.rail span { width: 22px; height: 22px; border-radius: 7px; background: var(--slate); }
.rail span.on { background: var(--accent); box-shadow: 0 0 18px rgba(245,165,36,.6); }
.stage { padding: 22px; text-align: left; display: flex; flex-direction: column; gap: 14px; min-width: 0;
  background: radial-gradient(80% 70% at 80% 0%, rgba(232,116,28,.25), transparent 70%); }
.stage .bill { flex: 1.2; border-radius: 10px; padding: 18px; display: flex; flex-direction: column; justify-content: flex-end;
  background: linear-gradient(0deg, rgba(17,15,19,.9), transparent), linear-gradient(120deg, #3A1D24, #2B1C2F 45%, #3A2419); }
.stage .bill b { font-family: Sora; font-size: clamp(.9rem, 2.4vw, 1.6rem); }
.stage .bill small { color: var(--mist); font-size: clamp(.6rem, 1.3vw, .85rem); }
.row { display: flex; gap: 10px; flex: 1; }
.row i { flex: 1; border-radius: 8px; background: var(--coal); border: 1px solid var(--hairline); }
.row i:nth-child(2) { outline: 2px solid var(--accent); outline-offset: 2px; background: #33241C; }
.row i:nth-child(3) { background: #1C2B26; } .row i:nth-child(4) { background: #1E2230; } .row i:nth-child(5) { background: #3A1D24; }

/* Sections */
section { padding: 70px 0; }
.center { text-align: center; }
.center > p { max-width: 640px; margin-left: auto; margin-right: auto; }
.grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); margin-top: 36px; }
.card { padding: 28px; }
.card .ico { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 16px;
  background: rgba(245,165,36,.12); color: var(--accent); }
.card .ico svg { width: 24px; height: 24px; }
.card p { margin: 0; font-size: .97rem; }
.card.center > p { margin: 0 auto 28px; max-width: 600px; }

/* Téléchargements */
.dl { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); margin-top: 36px; text-align: left; }
.dl .card { display: flex; flex-direction: column; gap: 14px; padding: 32px; }
.dl .card h3 { font-size: 1.5rem; margin: 0; }
.dl .meta { font-size: .9rem; color: var(--muted); }
.dl .card .btn { align-self: flex-start; margin-top: auto; }
.code { font: 600 1.05rem ui-monospace, Consolas, monospace; background: var(--graphite); border-radius: 10px; padding: 10px 14px;
  color: var(--snow); display: inline-block; letter-spacing: .02em; }

/* Étapes */
.steps { counter-reset: s; list-style: none; padding: 0; margin: 32px 0 0; display: grid; gap: 14px; }
.steps li { counter-increment: s; position: relative; padding: 22px 24px 22px 76px; }
.steps li::before { content: counter(s); position: absolute; left: 22px; top: 20px; width: 36px; height: 36px; border-radius: 50%;
  display: grid; place-items: center; font: 700 1rem Sora; color: var(--on-accent); background: linear-gradient(135deg, var(--gold), var(--ember)); }
.steps h3 { margin-bottom: 4px; }
.steps p { margin: 0; }
kbd { font: 600 .85em ui-monospace, Consolas, monospace; background: var(--slate); border-radius: 6px; padding: 2px 7px; color: var(--snow); }

/* Contenu long */
.prose { max-width: 760px; margin: 0 auto; }
.prose h2 { margin-top: 1.8em; font-size: 1.5rem; }
.prose ul { color: var(--mist); padding-left: 1.2em; }
.prose li { margin-bottom: .4em; }
.page-head { padding: 80px 0 20px; text-align: center; }
.page-head p { font-size: 1.15rem; max-width: 620px; margin: 0 auto; }
.note { padding: 18px 22px; border-left: 3px solid var(--accent); background: rgba(245,165,36,.07); border-radius: 0 12px 12px 0; margin: 24px 0; }
.note p { margin: 0; }

details { padding: 0; margin-bottom: 12px; }
details summary { cursor: pointer; list-style: none; padding: 20px 24px; font: 600 1.05rem Sora; display: flex; justify-content: space-between; gap: 16px; }
details summary::-webkit-details-marker { display: none; }
details summary::after { content: "+"; color: var(--accent); font-size: 1.4rem; line-height: 1; }
details[open] summary::after { content: "–"; }
details > div { padding: 0 24px 20px; }
details > div p:last-child { margin: 0; }

.release { padding: 28px; margin-bottom: 16px; }
.release header { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; margin-bottom: 10px; }
.release h3 { margin: 0; font-size: 1.3rem; }
.tag { font-size: .75rem; font-weight: 700; padding: 3px 9px; border-radius: 999px; background: rgba(245,165,36,.15); color: var(--accent); }

/* Pied de page */
footer { border-top: 1px solid var(--hairline); padding: 40px 0; margin-top: 60px; font-size: .9rem; }
footer .wrap { display: flex; gap: 24px; flex-wrap: wrap; justify-content: space-between; }
footer nav { display: flex; gap: 18px; flex-wrap: wrap; }
footer a { color: var(--mist); }
footer p { margin: 0; color: var(--muted); max-width: 520px; }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }