:root {
  --bg: #07090f; --bg2: #0c0f1a; --surface: #121522; --surface2: #1a1e30; --surface3: #252a42;
  --text: #f2f3fa; --muted: #9aa0b8; --faint: #666c8a; --line: rgba(242, 243, 250, .1);
  --violet: #8b5cf6; --cyan: #38bdf8; --green: #3ddc97; --gold: #ffc94d; --red: #ff3b5c;
  --grad: linear-gradient(135deg, var(--violet), var(--cyan));
  --radius: 18px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.6 Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh; display: flex; flex-direction: column;
}
/* Halos d'ambiance fixes (calque séparé : pas de coupure sur les pages longues) */
body::before {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(900px 600px at 8% -10%, rgba(139, 92, 246, .22), transparent 60%),
    radial-gradient(800px 600px at 100% 100%, rgba(56, 189, 248, .14), transparent 60%);
}
a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }
.wrap { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 20px; }
main { flex: 1; }

/* En-tête */
header.top { position: sticky; top: 0; z-index: 10; backdrop-filter: blur(14px); background: rgba(7, 9, 15, .72); border-bottom: 1px solid var(--line); }
header.top .wrap { display: flex; align-items: center; gap: 24px; height: 66px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 800; font-size: 20px; letter-spacing: -.3px; }
.brand:hover { text-decoration: none; }
.brand img { width: 34px; height: 34px; border-radius: 9px; }
nav.links { display: flex; gap: 22px; margin-left: auto; align-items: center; }
nav.links a { color: var(--muted); font-weight: 600; font-size: 15px; }
nav.links a:hover, nav.links a.on { color: var(--text); text-decoration: none; }
.menu-toggle { display: none; margin-left: auto; background: none; border: 1px solid var(--line); color: var(--text); border-radius: 10px; padding: 7px 11px; font-size: 18px; }
@media (max-width: 820px) {
  .menu-toggle { display: block; }
  nav.links { display: none; position: absolute; top: 66px; left: 0; right: 0; flex-direction: column; gap: 0; background: var(--bg2); border-bottom: 1px solid var(--line); padding: 8px 20px 16px; }
  nav.links.open { display: flex; }
  nav.links a { padding: 10px 0; width: 100%; }
}

/* Boutons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 0; cursor: pointer; font: inherit; font-weight: 700;
  padding: 13px 22px; border-radius: 14px; color: #fff; background: var(--grad); box-shadow: 0 8px 28px rgba(139, 92, 246, .3); transition: transform .15s, box-shadow .15s; }
.btn:hover { text-decoration: none; transform: translateY(-1px); box-shadow: 0 12px 34px rgba(139, 92, 246, .42); }
.btn.ghost { background: var(--surface2); box-shadow: none; border: 1px solid var(--line); color: var(--text); }
.btn.small { padding: 8px 14px; font-size: 14px; border-radius: 11px; }
.btn.danger { background: rgba(255, 59, 92, .14); color: #ff8aa0; box-shadow: none; border: 1px solid rgba(255, 59, 92, .3); }
.btn[disabled] { opacity: .5; cursor: not-allowed; transform: none; }
nav.links .btn { color: #fff; padding: 9px 16px; font-size: 14px; }

/* Héros */
.hero { padding: 72px 0 40px; display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
@media (max-width: 900px) { .hero { grid-template-columns: 1fr; padding-top: 44px; } }
.eyebrow { display: inline-flex; gap: 8px; align-items: center; padding: 6px 12px; border-radius: 999px; background: rgba(139, 92, 246, .14); color: #c4b5fd; font-size: 13px; font-weight: 700; letter-spacing: .3px; }
h1 { font-size: clamp(36px, 5.4vw, 60px); line-height: 1.04; letter-spacing: -1.6px; margin: 18px 0 18px; font-weight: 900; }
h1 .grad, h2 .grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { color: var(--muted); font-size: 18px; max-width: 540px; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.reassure { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 22px; color: var(--faint); font-size: 14px; }
.reassure span::before { content: "✓ "; color: var(--green); font-weight: 800; }

/* Maquette TV (dessinée en CSS, sans contenu réel) */
.tv { position: relative; aspect-ratio: 16 / 10; border-radius: 22px; padding: 12px; background: linear-gradient(160deg, #1d2136, #0b0d16); border: 1px solid rgba(255, 255, 255, .08); box-shadow: 0 30px 80px rgba(0, 0, 0, .55), 0 0 0 1px rgba(139, 92, 246, .12); }
.tv .screen { height: 100%; border-radius: 13px; overflow: hidden; display: grid; grid-template-columns: 54px 1fr; background: #080a12; }
.tv .rail { background: rgba(18, 21, 34, .9); display: flex; flex-direction: column; align-items: center; gap: 11px; padding-top: 12px; }
.tv .rail i { width: 22px; height: 22px; border-radius: 7px; background: var(--surface3); }
.tv .rail i:first-child { background: var(--grad); }
.tv .rail i.on { background: rgba(139, 92, 246, .55); }
.tv .body { padding: 14px; display: grid; grid-template-rows: auto 1fr auto; gap: 10px; }
.tv .bar { height: 12px; width: 40%; border-radius: 6px; background: var(--surface3); }
.tv .main { display: grid; grid-template-columns: 1.5fr 1fr; gap: 10px; }
.tv .player { border-radius: 10px; background: radial-gradient(circle at 30% 40%, rgba(139, 92, 246, .5), transparent 55%), radial-gradient(circle at 80% 70%, rgba(56, 189, 248, .45), transparent 50%), #111526; position: relative; }
.tv .player::after { content: "▶"; position: absolute; inset: 0; display: grid; place-items: center; font-size: 26px; color: rgba(255, 255, 255, .85); }
.tv .tiles { display: grid; grid-template-rows: 1fr 1fr; gap: 10px; }
.tv .tiles div { border-radius: 10px; background: linear-gradient(135deg, rgba(139, 92, 246, .55), rgba(56, 189, 248, .35)); }
.tv .tiles div + div { background: linear-gradient(135deg, rgba(56, 189, 248, .45), rgba(61, 220, 151, .3)); }
.tv .row { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; }
.tv .row i { aspect-ratio: 2 / 3; border-radius: 7px; background: var(--surface2); }
.tv .row i:nth-child(2n) { background: var(--surface3); }

/* Sections */
section { padding: 56px 0; }
h2 { font-size: clamp(28px, 3.6vw, 40px); letter-spacing: -.8px; line-height: 1.1; margin: 0 0 12px; font-weight: 850; }
.sub { color: var(--muted); max-width: 640px; margin: 0 0 32px; font-size: 17px; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }
.card { background: rgba(18, 21, 34, .75); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.card h3 { margin: 12px 0 6px; font-size: 18px; letter-spacing: -.2px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.ico { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; font-size: 21px; background: rgba(139, 92, 246, .16); }
.steps { counter-reset: s; display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.steps .card { position: relative; padding-top: 58px; }
.steps .card::before { counter-increment: s; content: counter(s); position: absolute; top: 18px; left: 22px; width: 30px; height: 30px; border-radius: 9px; background: var(--grad); display: grid; place-items: center; font-weight: 800; }

/* Tarif */
.price { max-width: 460px; margin: 0 auto; text-align: center; padding: 34px 28px; position: relative; overflow: hidden; }
.price::before { content: ""; position: absolute; inset: -1px; border-radius: var(--radius); padding: 1px; background: var(--grad); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none; }
.amount { font-size: 64px; font-weight: 900; letter-spacing: -2px; line-height: 1; margin: 12px 0 4px; }
.amount small { font-size: 22px; color: var(--muted); font-weight: 700; letter-spacing: 0; }
.price ul { list-style: none; padding: 0; margin: 22px 0 26px; text-align: left; display: grid; gap: 9px; }
.price li::before { content: "✓"; color: var(--green); font-weight: 800; margin-right: 10px; }

/* FAQ */
details { background: rgba(18, 21, 34, .75); border: 1px solid var(--line); border-radius: 14px; padding: 16px 20px; margin-bottom: 10px; }
summary { cursor: pointer; font-weight: 700; list-style: none; }
summary::after { content: "+"; float: right; color: var(--muted); font-weight: 400; font-size: 22px; line-height: 1; }
details[open] summary::after { content: "−"; }
details p { color: var(--muted); margin: 10px 0 0; }

/* Formulaires */
.panel { max-width: 560px; margin: 0 auto; }
.panel.wide { max-width: 860px; }
form.stack { display: grid; gap: 14px; }
label { display: grid; gap: 6px; font-weight: 600; font-size: 14px; color: var(--muted); }
input, select, textarea { font: inherit; color: var(--text); background: var(--bg2); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; outline: none; width: 100%; }
input:focus, select:focus { border-color: var(--violet); box-shadow: 0 0 0 3px rgba(139, 92, 246, .25); }
input.mono { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; letter-spacing: 1.5px; text-transform: uppercase; font-size: 18px; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 560px) { .row2 { grid-template-columns: 1fr; } }
.hint { color: var(--faint); font-size: 13px; font-weight: 400; }
.alert { border-radius: 14px; padding: 14px 16px; margin: 0 0 18px; border: 1px solid; font-size: 15px; }
.alert.err { background: rgba(255, 59, 92, .1); border-color: rgba(255, 59, 92, .35); color: #ffb3c1; }
.alert.ok { background: rgba(61, 220, 151, .1); border-color: rgba(61, 220, 151, .35); color: #a7f3d0; }
.alert.info { background: rgba(56, 189, 248, .08); border-color: rgba(56, 189, 248, .3); color: #bae6fd; }
.status { display: inline-flex; align-items: center; gap: 8px; padding: 5px 12px; border-radius: 999px; font-weight: 700; font-size: 14px; }
.status.active { background: rgba(61, 220, 151, .14); color: var(--green); }
.status.trial { background: rgba(255, 201, 77, .14); color: var(--gold); }
.status.expired { background: rgba(255, 59, 92, .14); color: #ff8aa0; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 6px 18px; margin: 14px 0; font-size: 15px; }
.kv dt { color: var(--faint); }
.kv dd { margin: 0; font-family: ui-monospace, Menlo, Consolas, monospace; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { color: var(--faint); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .6px; }
td.mono { font-family: ui-monospace, Menlo, Consolas, monospace; }
.table-wrap { overflow-x: auto; }
.inline { display: inline; }
.muted { color: var(--muted); }
.center { text-align: center; }
.mt { margin-top: 24px; }
.code { font-family: ui-monospace, Menlo, Consolas, monospace; background: var(--bg2); border: 1px solid var(--line); border-radius: 10px; padding: 3px 9px; color: var(--text); font-size: .95em; white-space: nowrap; }
.big-code { display: inline-block; font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 30px; font-weight: 800; letter-spacing: 3px; padding: 10px 20px; border-radius: 14px; background: var(--bg2); border: 1px solid var(--line); }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 24px; }
.stats .card b { display: block; font-size: 28px; letter-spacing: -.5px; }
.stats .card span { color: var(--faint); font-size: 13px; }
.legal h2 { font-size: 22px; margin-top: 30px; }
.legal p, .legal li { color: var(--muted); }

/* Pied de page */
footer.bottom { border-top: 1px solid var(--line); padding: 30px 0; color: var(--faint); font-size: 14px; margin-top: 40px; }
footer.bottom .wrap { display: flex; gap: 18px; flex-wrap: wrap; align-items: center; }
footer.bottom nav { display: flex; gap: 18px; flex-wrap: wrap; margin-left: auto; }
footer.bottom a { color: var(--muted); }
.disclaimer { width: 100%; font-size: 13px; color: var(--faint); margin: 6px 0 0; }