/* Lance Flow — page de vente. Même identité que le Studio : fond sombre, accent lime, ombres franches. */
@font-face { font-family: 'Clash Display'; src: url('../fonts/ClashDisplay-Variable.woff2') format('woff2'); font-weight: 400 700; font-display: swap; }
@font-face { font-family: 'Satoshi'; src: url('../fonts/Satoshi-Variable.woff2') format('woff2'); font-weight: 300 700; font-display: swap; }
@font-face { font-family: 'JetBrains Mono'; src: url('../fonts/JetBrainsMono-Variable.woff2') format('woff2'); font-weight: 400 700; font-display: swap; }

:root {
  --bg: #0B0B0F; --surface: #14141A; --surface-2: #1C1C24; --line: #2A2A34;
  --text: #F7F7F2; --text-2: #A8A8B3; --text-3: #6B6B78;
  --accent: #D6FF3F; --accent-ink: #0B0B0F; --coral: #FF5C7A; --mint: #4ADE80; --violet: #A78BFA;
  --r-sm: 10px; --r: 18px; --r-lg: 26px; --pill: 999px;
  --font-display: 'Clash Display', system-ui, sans-serif; --font-body: 'Satoshi', system-ui, sans-serif; --font-mono: 'JetBrains Mono', ui-monospace, monospace;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { background: var(--bg); color: var(--text); font-family: var(--font-body); font-size: 17px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; }
.wrap { width: min(1120px, 100% - 40px); margin: 0 auto; }
.mono { font-family: var(--font-mono); }
.eyebrow { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent); }
h1, h2, h3 { font-family: var(--font-display); font-weight: 600; line-height: 1.08; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.4rem, 6vw, 4.4rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h3 { font-size: 1.25rem; letter-spacing: -0.01em; }
em { font-style: normal; color: var(--accent); }
.lede { color: var(--text-2); font-size: 1.15rem; max-width: 620px; }

/* Boutons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: 600 1rem var(--font-body); padding: 14px 26px; border-radius: var(--pill); border: 1.5px solid var(--line); background: transparent; color: var(--text); text-decoration: none; cursor: pointer; transition: transform .12s, box-shadow .12s, background .12s; }
.btn:hover { border-color: var(--text-3); }
.btn-primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); box-shadow: 4px 4px 0 var(--line); }
.btn-primary:hover { transform: translate(2px, 2px); box-shadow: 2px 2px 0 var(--line); border-color: var(--accent); }
.btn[aria-disabled="true"] { opacity: .55; cursor: not-allowed; pointer-events: none; }
.btn-sm { padding: 9px 18px; font-size: 0.9rem; }

/* Navigation */
.nav { position: sticky; top: 0; z-index: 50; background: rgba(11,11,15,.9); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 66px; gap: 20px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-family: var(--font-display); font-weight: 600; font-size: 1.3rem; }
.brand img { width: 34px; height: 34px; }
.brand span span { color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a { text-decoration: none; color: var(--text-2); font-size: 0.95rem; }
.nav-links a:hover { color: var(--text); }
@media (max-width: 760px) { .nav-links a:not(.btn) { display: none; } }

/* Hero */
.hero { padding: 80px 0 60px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
.hero h1 { margin: 16px 0 22px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 30px; }
.hero-note { margin-top: 18px; font-size: 0.82rem; color: var(--text-3); }
@media (max-width: 900px) { .hero { padding-top: 40px; } .hero-grid { grid-template-columns: 1fr; gap: 40px; } }

/* Maquette (aperçu illustratif) */
.mock { background: var(--surface); border: 1.5px solid var(--line); border-radius: var(--r-lg); padding: 18px; box-shadow: 6px 6px 0 var(--line); position: relative; }
.mock-tag { position: absolute; top: -12px; right: 18px; background: var(--bg); border: 1px solid var(--line); border-radius: var(--pill); padding: 3px 12px; font: 500 0.66rem var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--text-3); }
.mock-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 11px 0; border-top: 1px solid var(--line); font-size: 0.92rem; }
.mock-row:first-of-type { border-top: 0; }
.mock-title { font-weight: 600; margin-bottom: 4px; display: flex; align-items: center; gap: 10px; }
.dot { width: 11px; height: 11px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 4px rgba(74,222,128,.18); display: inline-block; }
.sw { width: 42px; height: 24px; border-radius: 99px; background: var(--accent); position: relative; flex-shrink: 0; }
.sw::after { content: ''; position: absolute; top: 3px; right: 3px; width: 18px; height: 18px; border-radius: 50%; background: var(--accent-ink); }
.sw.off { background: var(--line); }
.sw.off::after { right: auto; left: 3px; background: #fff; }
.mock-tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 14px; }
.tile { background: var(--surface-2); border-radius: var(--r-sm); padding: 12px; text-align: center; }
.tile b { font: 600 1.35rem var(--font-mono); display: block; }
.tile small { color: var(--text-3); font-size: 0.72rem; }
.tile.hl { border: 1.5px solid var(--accent); }
.bubble { background: var(--surface-2); border-radius: 14px; padding: 10px 14px; font-size: 0.88rem; max-width: 86%; }
.bubble.me { background: var(--accent); color: var(--accent-ink); margin-left: auto; }
.bubbles { display: flex; flex-direction: column; gap: 8px; margin-top: 14px; }

/* Sections */
section { padding: 84px 0; }
.section-head { max-width: 680px; margin-bottom: 44px; }
.section-head h2 { margin: 12px 0 14px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 900px) { .grid3 { grid-template-columns: 1fr; } }
.card { background: var(--surface); border: 1.5px solid var(--line); border-radius: var(--r); padding: 26px; box-shadow: 4px 4px 0 var(--line); }
.card .num { font: 500 0.78rem var(--font-mono); color: var(--accent); letter-spacing: .12em; margin-bottom: 14px; }
.card h3 { margin-bottom: 10px; }
.card p { color: var(--text-2); font-size: 0.98rem; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }
.checks { list-style: none; display: grid; gap: 14px; margin-top: 22px; }
.checks li { display: flex; gap: 12px; color: var(--text-2); }
.checks li::before { content: ''; flex-shrink: 0; width: 22px; height: 22px; border-radius: 50%; background: var(--accent); margin-top: 2px; -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M12 2a10 10 0 100 20 10 10 0 000-20zm-1.2 14.4l-4-4 1.4-1.4 2.6 2.6 5.4-5.4 1.4 1.4-6.8 6.8z'/%3E%3C/svg%3E") center/contain no-repeat; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M12 2a10 10 0 100 20 10 10 0 000-20zm-1.2 14.4l-4-4 1.4-1.4 2.6 2.6 5.4-5.4 1.4 1.4-6.8 6.8z'/%3E%3C/svg%3E") center/contain no-repeat; }
.checks b { color: var(--text); }
.band { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

/* Étapes */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: s; }
@media (max-width: 900px) { .steps { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }
.step { counter-increment: s; border-top: 3px solid var(--accent); padding-top: 18px; }
.step::before { content: '0' counter(s); font: 500 0.8rem var(--font-mono); color: var(--accent); }
.step h3 { margin: 8px 0; font-size: 1.1rem; }
.step p { color: var(--text-2); font-size: 0.95rem; }

/* Tarifs */
.pricing { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
@media (max-width: 960px) { .pricing { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; } }
.plan { background: var(--surface); border: 1.5px solid var(--line); border-radius: var(--r-lg); padding: 30px; display: flex; flex-direction: column; box-shadow: 4px 4px 0 var(--line); position: relative; }
.plan.featured { border-color: var(--accent); box-shadow: 6px 6px 0 var(--accent); }
.plan-tag { position: absolute; top: -13px; left: 26px; background: var(--accent); color: var(--accent-ink); font: 600 0.68rem var(--font-mono); letter-spacing: .1em; text-transform: uppercase; padding: 4px 12px; border-radius: var(--pill); }
.plan h3 { font-size: 1.3rem; }
.plan .sub { color: var(--text-3); font-size: 0.9rem; margin-top: 4px; min-height: 2.6em; }
.price { margin: 22px 0 6px; font: 600 3rem var(--font-display); letter-spacing: -0.03em; line-height: 1; }
.price small { font: 500 1rem var(--font-body); color: var(--text-2); letter-spacing: 0; }
.price-note { color: var(--text-3); font-size: 0.86rem; min-height: 2.4em; }
.plan ul { list-style: none; margin: 22px 0 26px; display: grid; gap: 10px; color: var(--text-2); font-size: 0.95rem; flex: 1; }
.plan li::before { content: '✓'; color: var(--accent); font-weight: 700; margin-right: 10px; }
.plan .btn { width: 100%; }
.pricing-foot { text-align: center; margin-top: 30px; color: var(--text-3); font-size: 0.88rem; }

/* FAQ */
.faq { max-width: 780px; display: grid; gap: 12px; }
details { background: var(--surface); border: 1.5px solid var(--line); border-radius: var(--r); padding: 4px 22px; }
summary { cursor: pointer; padding: 16px 0; font: 600 1.05rem var(--font-body); list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: '+'; color: var(--accent); font-size: 1.4rem; line-height: 1; }
details[open] summary::after { content: '–'; }
details p { color: var(--text-2); padding-bottom: 18px; font-size: 0.98rem; }

/* CTA final + pied de page */
.cta-final { text-align: center; }
.cta-final h2 { margin: 12px 0 16px; }
.cta-final .lede { margin: 0 auto 28px; }
footer { border-top: 1px solid var(--line); padding: 40px 0 60px; color: var(--text-3); font-size: 0.86rem; }
footer .wrap { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
footer a { color: var(--text-2); text-decoration: none; margin-right: 18px; }
footer a:hover { color: var(--text); }
.legal { max-width: 780px; padding: 60px 0 80px; }
.legal h1 { font-size: 2.4rem; margin-bottom: 24px; }
.legal h2 { font-size: 1.3rem; margin: 30px 0 10px; }
.legal p, .legal li { color: var(--text-2); margin-bottom: 10px; }
.legal ul { padding-left: 22px; }
.notice { background: rgba(251,191,36,.08); border: 1px solid rgba(251,191,36,.4); border-radius: var(--r-sm); padding: 14px 18px; color: #FBBF24; font-size: 0.9rem; margin-bottom: 26px; }

.demo-box { max-width: 860px; margin: 0 auto; border-radius: 18px; overflow: hidden; border: 1px solid var(--line, #2A2A34); background: #000; aspect-ratio: 16 / 9; }
.demo-box iframe, .demo-box video { width: 100%; height: 100%; border: 0; display: block; }