/* =====================================================================
   VINDY STUDIO · Feuille de style
   Direction : clair, calme et premium, dans l'esprit d'apple.com.
===================================================================== */
:root {
    color-scheme: light dark;
    --bg: #F3F1FA;
    --surface: #FFFFFF;
    --text: #1D1D1F;
    --muted: #48484D;
    --muted-2: #636368;
    --line: rgba(0, 0, 0, 0.11);
    --line-2: rgba(0, 0, 0, 0.20);
    --gold: #6E56CF;              /* accent violet */
    --gold-2: #8B6CF0;
    --accent-rgb: 110, 86, 207;
    --grad: linear-gradient(100deg, #4F35B8 0%, #7A5CF0 30%, #B497FF 45%, #6E56CF 60%, #4F35B8 100%);
    --blue: #6E56CF;            /* alias conservé pour la page légale */
    --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
    --slow: cubic-bezier(0.16, 1, 0.3, 1);
    --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", "Segoe UI", sans-serif;
    --mono: "SF Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body {
    margin: 0; background: var(--bg); color: var(--text);
    font-family: var(--font); font-size: 17px; line-height: 1.5; letter-spacing: -0.01em;
    -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; overflow-x: hidden;
}
::selection { background: var(--text); color: #fff; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
img { display: block; max-width: 100%; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 4px; border-radius: 14px; }

/* ---------- Fond : lueurs pastel qui respirent lentement ---------- */
.bg { --mx: 0; --my: 0; --sp: 0; --lvl: 0; position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; filter: hue-rotate(calc(var(--sp) * 28deg)); }
.bg i { position: absolute; border-radius: 50%; filter: blur(120px); will-change: transform, opacity; }
.bg i:nth-child(1) { width: 60vw; height: 60vw; left: 20vw; top: -36vw; background: rgba(190, 168, 250, 0.50); animation: breathe 16s ease-in-out infinite; }
.bg i:nth-child(2) { width: 46vw; height: 46vw; left: -16vw; top: 45vh; background: rgba(168, 205, 245, 0.42); animation: drift 40s ease-in-out infinite alternate; }
.bg i:nth-child(3) { width: 44vw; height: 44vw; right: -14vw; bottom: -10vh; background: rgba(245, 192, 228, 0.38); animation: drift 48s ease-in-out infinite alternate-reverse; }
.bg i:nth-child(4) { width: 30vw; height: 30vw; left: 40vw; top: 55vh; background: rgba(var(--accent-rgb), 0.22); animation: drift 34s ease-in-out infinite alternate; }
@keyframes breathe { 0%, 100% { opacity: 0.75; transform: scale(1); } 50% { opacity: 1; transform: scale(1.08); } }
@keyframes drift { to { transform: translate(8vw, -6vh) scale(1.1); } }

/* Dynamique : les lueurs suivent doucement la souris, glissent au défilement
   et pulsent avec le son pendant l'écoute (variables pilotées en JS) */
.bg i { transition: scale 0.25s linear; }
.bg i:nth-child(1) { translate: calc(var(--mx) * 70px) calc(var(--my) * 50px + var(--sp) * 18vh); scale: calc(1 + var(--lvl) * 0.30); }
.bg i:nth-child(2) { translate: calc(var(--mx) * -90px) calc(var(--my) * -60px - var(--sp) * 24vh); scale: calc(1 + var(--lvl) * 0.22); }
.bg i:nth-child(3) { translate: calc(var(--mx) * 50px) calc(var(--my) * 80px - var(--sp) * 12vh); scale: calc(1 + var(--lvl) * 0.26); }
.bg i:nth-child(4) { translate: calc(var(--mx) * -40px) calc(var(--my) * 40px - var(--sp) * 30vh); scale: calc(1 + var(--lvl) * 0.40); }

/* Aurore : un voile de couleurs qui tourne très lentement */
.bg::before {
    content: ""; position: absolute; inset: -40%;
    background: conic-gradient(from 0deg at 50% 50%, rgba(var(--accent-rgb), 0.10), rgba(168, 205, 245, 0.10), rgba(245, 192, 228, 0.10), rgba(var(--accent-rgb), 0.10));
    filter: blur(90px); animation: spin 70s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Effets de texte supplémentaires ---------- */
/* Sur-titres : l'espacement des lettres se resserre à l'apparition */
.reveal .eyebrow { opacity: 0; letter-spacing: 0.35em; transition: opacity 1.2s var(--slow), letter-spacing 1.6s var(--slow); }
.reveal.visible .eyebrow { opacity: 1; letter-spacing: -0.01em; }
/* Paragraphes d'intro : sortent du flou juste après le titre */
.reveal .lead { opacity: 0; filter: blur(8px); transition: opacity 1.2s var(--slow) 0.35s, filter 1.2s var(--slow) 0.35s; }
.reveal.visible .lead { opacity: 1; filter: blur(0); }
/* Haut de page : le contenu s'éloigne en douceur au défilement */
.hero .wrap { will-change: transform, opacity; }
/* Mots du manifeste : les mots clés s'allument en violet */
.scroll-text .w.key.lit { background: var(--grad); background-size: 250% 100%; -webkit-background-clip: text; background-clip: text; color: transparent; animation: sheen 8s ease-in-out infinite; }
/* Chiffres qui changent : léger flou de transition */
.tick { display: inline-block; transition: filter 0.3s, opacity 0.3s; }
.tick.moving { filter: blur(1.5px); opacity: 0.7; }
.grain {
    position: fixed; inset: 0; z-index: 1; pointer-events: none; opacity: 0.025; mix-blend-mode: multiply;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
main, footer { position: relative; z-index: 2; }

/* ---------- Verre clair ---------- */
.glass {
    position: relative; isolation: isolate;
    background: linear-gradient(180deg, rgba(255,255,255,0.88), rgba(255,255,255,0.72));
    -webkit-backdrop-filter: blur(24px) saturate(180%); backdrop-filter: blur(24px) saturate(180%);
    box-shadow: 0 1px 0 rgba(255,255,255,0.9) inset, 0 28px 60px -26px rgba(40,20,90,0.28), 0 8px 18px -10px rgba(40,20,90,0.14), 0 1px 3px rgba(0,0,0,0.06);
}
.glass::before {
    content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px; pointer-events: none;
    background: linear-gradient(160deg, rgba(255,255,255,1), rgba(0,0,0,0.05) 45%, rgba(0,0,0,0.04) 70%, rgba(255,255,255,0.9));
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor;
    mask: linear-gradient(#000 0 0) content-box exclude, linear-gradient(#000 0 0);
}

/* ---------- Typographie ---------- */
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
section { padding: 130px 0; }
.head { text-align: center; max-width: 720px; margin: 0 auto 60px; }
.eyebrow { display: block; margin: 0 0 14px; font-size: 17px; font-weight: 600; letter-spacing: -0.01em; color: var(--gold); }
h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -0.035em; }
h2 { font-size: clamp(38px, 5.6vw, 64px); line-height: 1.06; }
h3 { font-size: 24px; line-height: 1.18; letter-spacing: -0.025em; }
.lead { margin: 20px auto 0; max-width: 600px; font-size: clamp(18px, 1.8vw, 21px); line-height: 1.45; color: var(--muted); letter-spacing: -0.015em; }

/* Dégradé doré qui scintille lentement, appliqué mot par mot */
em, em .w {
    font-style: normal;
    background: var(--grad);
    background-size: 250% 100%;
    -webkit-background-clip: text; background-clip: text; color: transparent;
    animation: sheen 8s ease-in-out infinite;
}
em:has(.w) { background: none; animation: none; color: inherit; }
@keyframes sheen { 0%, 100% { background-position: 0% 0; } 50% { background-position: 100% 0; } }

/* Titres qui apparaissent mot par mot */
.split .w {
    display: inline-block; opacity: 0; transform: translateY(0.45em); filter: blur(10px);
    transition: opacity 1s var(--slow), transform 1.2s var(--slow), filter 1s var(--slow);
    transition-delay: calc(var(--i) * 55ms + var(--d0, 0ms));
}
.split.shown .w { opacity: 1; transform: none; filter: blur(0); }

/* Phrase qui s'illumine au fil du défilement */
.statement { padding: 120px 0 60px; }
.scroll-text { max-width: 900px; margin: 0 auto; text-align: center; font-size: clamp(30px, 4.4vw, 54px); font-weight: 600; line-height: 1.16; letter-spacing: -0.035em; }
.scroll-text .w { color: var(--text); opacity: 0.2; transition: opacity 0.35s linear; }
.scroll-text .w.lit { opacity: 1; }

/* ---------- Boutons ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    height: 50px; padding: 0 28px; border-radius: 999px; font-size: 16px; font-weight: 500;
    transition: background 0.4s var(--ease), color 0.4s var(--ease), box-shadow 0.4s var(--ease), transform 0.3s var(--ease);
}
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--text); color: #fff; }
.btn-primary:hover { background: #000; box-shadow: 0 12px 30px -14px rgba(0,0,0,0.5); }
.btn-ghost { box-shadow: inset 0 0 0 1px var(--line-2); color: var(--text); background: rgba(255,255,255,0.5); }
.btn-ghost:hover { box-shadow: inset 0 0 0 1px rgba(0,0,0,0.3); background: #fff; }
.btn svg { width: 12px; height: 12px; }
.btn-accent { background: var(--gold); color: #fff; box-shadow: 0 12px 30px -12px rgba(var(--accent-rgb), 0.65); }
.btn-accent:hover { background: var(--gold-2); box-shadow: 0 16px 40px -12px rgba(var(--accent-rgb), 0.8); }

/* Point vert « en direct » devant le sur-titre du haut de page */
.live-dot { position: relative; display: inline-block; width: 8px; height: 8px; margin-right: 10px; vertical-align: 0.08em; border-radius: 50%; background: #30D158; }
.live-dot::after { content: ""; position: absolute; inset: 0; border-radius: 50%; background: #30D158; animation: ping 2.4s cubic-bezier(0, 0, 0.2, 1) infinite; }
@keyframes ping { 75%, 100% { transform: scale(3); opacity: 0; } }

/* ---------- Navigation ---------- */
.nav {
    position: fixed; top: 14px; left: 50%; transform: translateX(-50%); z-index: 50;
    width: min(1040px, calc(100% - 28px)); height: 58px; border-radius: 999px;
    display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 0 8px 0 26px;
}
.brand { font-size: 18px; font-weight: 600; letter-spacing: -0.025em; justify-self: start; }
.nav-links { display: flex; gap: 2px; }
.nav-links a { position: relative; font-size: 13.5px; font-weight: 600; letter-spacing: -0.01em; color: var(--text); opacity: 0.72; padding: 8px 14px; border-radius: 999px; transition: opacity 0.3s, background 0.3s; }
.nav-links a::after { content: ""; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 1.5px; border-radius: 2px; background: var(--gold); transform: scaleX(0); transform-origin: left; transition: transform 0.5s var(--slow); }
.nav-links a:hover::after { transform: scaleX(1); }
.nav-links a:hover { opacity: 1; }
.nav-cta { display: flex; align-items: center; gap: 6px; justify-self: end; grid-column: 3; }
.nav-cta .btn { height: 42px; padding: 0 20px; font-size: 14px; }
.menu-btn { display: none; width: 42px; height: 42px; border-radius: 50%; align-items: center; justify-content: center; }
.menu-btn span { position: relative; width: 16px; height: 9px; }
.menu-btn span i { position: absolute; left: 0; width: 100%; height: 1.5px; border-radius: 2px; background: currentColor; transition: transform 0.4s var(--ease), top 0.4s var(--ease); }
.menu-btn span i:first-child { top: 1px; } .menu-btn span i:last-child { top: 7px; }
.menu-btn[aria-expanded="true"] span i:first-child { top: 4px; transform: rotate(45deg); }
.menu-btn[aria-expanded="true"] span i:last-child { top: 4px; transform: rotate(-45deg); }
.sheet {
    position: fixed; top: 82px; left: 50%; z-index: 49; width: min(1040px, calc(100% - 28px));
    border-radius: 28px; padding: 12px; transform: translate(-50%, -8px); opacity: 0; pointer-events: none;
    transition: transform 0.5s var(--slow), opacity 0.35s var(--ease);
}
.sheet.open { transform: translate(-50%, 0); opacity: 1; pointer-events: auto; }
.sheet a { display: block; padding: 14px 18px; font-size: 22px; font-weight: 600; letter-spacing: -0.025em; border-radius: 16px; }
.sheet a:hover { background: rgba(0,0,0,0.04); }

/* ---------- Hero ---------- */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; padding: 150px 0 100px; text-align: center; overflow: hidden; }
.hero-wave { position: absolute; left: 0; right: 0; top: 50%; height: 240px; width: 100%; transform: translateY(-50%); pointer-events: none; }
.hero .wrap { position: relative; }
.hero h1 { font-size: clamp(50px, 8.4vw, 108px); font-weight: 700; line-height: 1.0; letter-spacing: -0.045em; }
.hero h1 em { display: block; font-size: 0.5em; line-height: 1.2; margin-top: 16px; letter-spacing: -0.035em; font-weight: 600; }
.hero .lead { margin-top: 28px; }
.hero-ctas { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 40px; }
.services { margin: 60px 0 0; padding: 0; list-style: none; display: flex; justify-content: center; flex-wrap: wrap; }
.services li { font-size: 14px; font-weight: 500; color: var(--muted-2); padding: 0 22px; border-left: 1px solid var(--line-2); }
.services li:first-child { border-left: 0; }

.in { animation: rise 1.4s var(--slow) both; animation-delay: var(--d, 0ms); }
@keyframes rise { from { opacity: 0; transform: translateY(18px); filter: blur(6px); } to { opacity: 1; transform: none; filter: blur(0); } }
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 1.2s var(--slow), transform 1.2s var(--slow); transition-delay: var(--d, 0ms); }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Démonstration ---------- */
.studio { border-radius: 36px; padding: 40px; }
.studio-top { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.tabs { display: flex; gap: 28px; }
.tabs button { position: relative; padding: 6px 0; font-size: 16px; font-weight: 500; color: var(--muted-2); transition: color 0.4s var(--ease); }
.tabs button::after { content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; border-radius: 2px; background: var(--text); transform: scaleX(0); transition: transform 0.6s var(--slow); }
.tabs button[aria-selected="true"] { color: var(--text); }
.tabs button[aria-selected="true"]::after { transform: scaleX(1); }

.seg { position: relative; display: grid; grid-template-columns: 1fr 1fr; width: 220px; padding: 4px; border-radius: 999px; background: rgba(0,0,0,0.05); }
.seg button { position: relative; z-index: 1; height: 38px; border-radius: 999px; font-size: 14px; font-weight: 500; color: var(--muted); transition: color 0.5s var(--ease); }
.seg button[aria-pressed="true"] { color: var(--text); }
.seg-thumb { position: absolute; top: 4px; bottom: 4px; left: 4px; width: calc(50% - 4px); border-radius: 999px; background: #fff; box-shadow: 0 3px 10px -2px rgba(0,0,0,0.14), 0 0 0 0.5px rgba(0,0,0,0.04); transition: transform 0.7s var(--slow); }
.seg[data-mode="after"] .seg-thumb { transform: translateX(100%); }

.scope { position: relative; margin: 34px 0 30px; height: 190px; border-radius: 24px; background: linear-gradient(180deg, #fff, #FAFAFB); box-shadow: inset 0 0 0 1px var(--line); overflow: hidden; }
.scope canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.scope-grid { position: absolute; inset: 0; background-image: linear-gradient(var(--line) 1px, transparent 1px); background-size: 100% 25%; opacity: 0.6; }
.scope-tag { position: absolute; left: 20px; top: 16px; font-size: 12px; font-weight: 500; color: var(--muted-2); transition: color 0.6s; }
.studio.after .scope-tag { color: var(--gold); }

.deck { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 24px; }
.play { width: 64px; height: 64px; border-radius: 50%; display: grid; place-items: center; background: var(--text); color: #fff; transition: transform 0.4s var(--slow), box-shadow 0.4s; }
.play:hover { transform: scale(1.05); box-shadow: 0 14px 30px -12px rgba(0,0,0,0.45); }
.play svg { width: 20px; height: 20px; }
.track-title { font-size: 22px; font-weight: 600; letter-spacing: -0.025em; }
.track-desc { margin: 2px 0 0; font-size: 15px; color: var(--muted); }
.scrub { position: relative; height: 16px; display: flex; align-items: center; cursor: pointer; touch-action: none; margin-top: 12px; }
.scrub-track { position: relative; width: 100%; height: 3px; border-radius: 3px; background: rgba(0,0,0,0.08); }
.scrub-fill { position: absolute; inset: 0 auto 0 0; width: 0; border-radius: 3px; background: var(--text); }
.scrub-fill::after { content: ""; position: absolute; right: -6px; top: -4.5px; width: 12px; height: 12px; border-radius: 50%; background: #fff; box-shadow: 0 1px 4px rgba(0,0,0,0.3); }
.times { display: flex; justify-content: space-between; font-family: var(--mono); font-size: 11.5px; color: var(--muted-2); margin-top: 6px; }
.vol-wrap { display: flex; align-items: center; gap: 10px; color: var(--muted-2); }
.vol { -webkit-appearance: none; appearance: none; width: 90px; height: 3px; border-radius: 3px; background: rgba(0,0,0,0.1); }
.vol::-webkit-slider-thumb { -webkit-appearance: none; width: 14px; height: 14px; border-radius: 50%; background: #fff; box-shadow: 0 1px 4px rgba(0,0,0,0.3); cursor: pointer; }
.vol::-moz-range-thumb { width: 14px; height: 14px; border: 0; border-radius: 50%; background: #fff; box-shadow: 0 1px 4px rgba(0,0,0,0.3); cursor: pointer; }

.readout { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 34px; border-top: 1px solid var(--line); }
.readout div { padding: 22px 0 0; text-align: center; border-left: 1px solid var(--line); }
.readout div:first-child { border-left: 0; }
.readout span { display: block; font-size: 13px; color: var(--muted-2); }
.readout b { display: block; margin-top: 6px; font-size: 32px; font-weight: 600; letter-spacing: -0.035em; transition: color 0.6s var(--ease); }
.readout b small { font-size: 14px; font-weight: 500; letter-spacing: 0; color: var(--muted); margin-left: 5px; }
.studio.after .readout b { color: var(--gold); }
.note { text-align: center; font-size: 12px; color: var(--muted-2); margin: 22px 0 0; }

/* ---------- Créations ---------- */
.sfx-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.sfx { border-radius: 26px; padding: 24px 24px 22px; text-align: left; display: flex; flex-direction: column; transition: opacity 1.2s var(--slow), transform 0.8s var(--slow), box-shadow 0.6s var(--ease); }
.sfx:hover { transform: translateY(-4px); box-shadow: 0 1px 0 rgba(255,255,255,0.9) inset, 0 30px 60px -30px rgba(0,0,0,0.25); }
.sfx-top { display: flex; justify-content: space-between; font-size: 12px; font-weight: 500; color: var(--muted-2); }
.sfx-top b { font-weight: 500; font-family: var(--mono); }
.sfx-wave { position: relative; height: 54px; margin: 26px 0 24px; }
.sfx-wave svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.sfx-wave .base { fill: rgba(0,0,0,0.12); transition: fill 0.4s; }
.sfx-wave .lit { fill: var(--gold); clip-path: inset(0 calc(100% - var(--p, 0%)) 0 0); transition: clip-path 0.12s linear; }
.sfx:hover .sfx-wave .base { fill: rgba(0,0,0,0.22); }
.sfx-foot { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-top: auto; }
.sfx-name { font-size: 19px; font-weight: 600; letter-spacing: -0.025em; }
.sfx-use { margin: 3px 0 0; font-size: 13.5px; color: var(--muted); }
.sfx-play { flex: none; width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; background: rgba(0,0,0,0.05); transition: background 0.4s, color 0.4s, transform 0.4s var(--slow); }
.sfx-play svg { width: 14px; height: 14px; }
.sfx:hover .sfx-play { background: rgba(0,0,0,0.09); transform: scale(1.06); }
.sfx.on .sfx-play { background: var(--text); color: #fff; }

/* ---------- Pour qui ---------- */
.duo { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.panel { border-radius: 30px; padding: 40px; }
.panel p { color: var(--muted); font-size: 16px; margin: 14px 0 0; }
.list { list-style: none; margin: 28px 0 0; padding: 0; border-top: 1px solid var(--line); }
.list li { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 15px; display: flex; gap: 14px; }
.list li::before { content: ""; flex: none; width: 6px; height: 6px; margin-top: 8px; border-radius: 50%; background: var(--gold); }
.kicker { font-size: 14px; font-weight: 600; color: var(--gold); margin: 0 0 10px; }

/* ---------- Offres ---------- */
.offers { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; align-items: stretch; }
.offer { border-radius: 30px; padding: 38px 32px 32px; display: flex; flex-direction: column; text-align: center; }
.offer .kicker { height: 18px; color: var(--muted-2); }
.offer h3 { min-height: 2.4em; display: flex; align-items: center; justify-content: center; }
.price { margin: 24px 0 0; padding: 24px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.price small { display: block; font-size: 13px; color: var(--muted-2); }
.price b { display: block; margin-top: 6px; font-size: 46px; line-height: 1; font-weight: 600; letter-spacing: -0.04em; }
.offer > p { margin: 22px 0 0; font-size: 15px; color: var(--muted); min-height: 4.6em; }
.offer .list { text-align: left; margin: 20px 0 32px; }
.offer .btn { margin-top: auto; width: 100%; }
.offer.featured { background: linear-gradient(180deg, rgba(255,255,255,0.95), rgba(248,245,255,0.88)); box-shadow: 0 1px 0 #fff inset, 0 30px 70px -30px rgba(var(--accent-rgb),0.45); }
.offer.featured::before { background: linear-gradient(160deg, rgba(var(--accent-rgb),0.9), rgba(var(--accent-rgb),0.2) 45%, rgba(var(--accent-rgb),0.15) 70%, rgba(var(--accent-rgb),0.7)); }
.offer.featured .kicker { color: var(--gold); }

/* ---------- Méthode & fiche technique ---------- */
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.step { border-radius: 30px; padding: 40px 34px; text-align: center; }
.step-num { font-size: 14px; font-weight: 600; color: var(--gold); letter-spacing: 0.06em; }
.step h3 { margin-top: 12px; font-size: 30px; }
.step p { margin: 12px 0 0; font-size: 15px; color: var(--muted); }
.spec { margin: 18px 0 0; border-radius: 30px; padding: 12px 40px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 56px; }
.spec div { display: grid; grid-template-columns: 130px minmax(0, 1fr); gap: 18px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.spec div:nth-last-child(-n+2) { border-bottom: 0; }
.spec dt { font-size: 14px; color: var(--muted-2); }
.spec dd { margin: 0; font-size: 15px; font-weight: 500; }
.spec dd span { color: var(--muted); font-weight: 400; }

/* ---------- Contact ---------- */
.contact { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; align-items: stretch; }
.contact-side { border-radius: 32px; padding: 44px; display: flex; flex-direction: column; }
.contact-side .eyebrow { text-align: left; }
.contact-side h2 { font-size: clamp(34px, 3.8vw, 46px); }
.contact-side .lead { margin: 18px 0 0; font-size: 17px; }
.mail { margin-top: auto; padding-top: 40px; }
.mail a { display: inline-block; font-size: 22px; font-weight: 600; letter-spacing: -0.02em; border-bottom: 1px solid var(--line-2); padding-bottom: 4px; transition: border-color 0.4s; }
.mail a:hover { border-color: var(--gold); }
.mail button { display: block; margin-top: 12px; font-size: 14px; color: var(--muted-2); transition: color 0.3s; }
.mail button:hover { color: var(--text); }
.form { border-radius: 32px; padding: 36px; display: grid; gap: 16px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field label { display: block; font-size: 13px; font-weight: 500; color: var(--muted); margin: 0 0 8px 4px; }
.field input, .field select, .field textarea {
    width: 100%; font: inherit; font-size: 16px; color: var(--text);
    background: rgba(255,255,255,0.8); border: 1px solid var(--line-2); border-radius: 14px; padding: 13px 16px;
    transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease), background 0.3s;
}
.field textarea { resize: vertical; min-height: 120px; }
.field select { -webkit-appearance: none; appearance: none; padding-right: 40px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2386868B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; background-size: 16px; }
.field ::placeholder { color: #AEAEB2; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 4px rgba(var(--accent-rgb),0.15); background: #fff; }
.form .btn { width: 100%; margin-top: 6px; }
.form .btn:disabled { opacity: 0.6; }
.legal { font-size: 12px; color: var(--muted-2); text-align: center; margin: 2px 0 0; }
.legal a { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- À propos (compact, bas de page) ---------- */
.about-sec { padding: 0 0 120px; }
.about { display: grid; grid-template-columns: 120px minmax(0, 1fr); gap: 34px; align-items: center; border-radius: 30px; padding: 32px 40px; }
.portrait { position: relative; width: 120px; aspect-ratio: 1; border-radius: 50%; overflow: hidden; background: #E8E8ED; box-shadow: 0 0 0 4px #fff, 0 10px 30px -10px rgba(0,0,0,0.25); }
.portrait img { width: 100%; height: 100%; object-fit: cover; object-position: center 22%; }
.portrait .initials { display: none; position: absolute; inset: 0; place-items: center; font-size: 34px; font-weight: 600; color: var(--muted); }
.portrait.noimg img { display: none; } .portrait.noimg .initials { display: grid; }
.about h3 { font-size: 26px; }
.about h3 span { color: var(--muted-2); font-weight: 500; font-size: 0.75em; }
.about p { margin: 8px 0 0; font-size: 15.5px; color: var(--muted); max-width: 720px; }
.about p strong { color: var(--text); font-weight: 600; }
.tools { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.tools span { font-size: 12.5px; font-weight: 500; padding: 5px 13px; border-radius: 999px; background: rgba(0,0,0,0.05); color: var(--muted); }

/* ---------- Footer & toast ---------- */
footer { border-top: 1px solid var(--line); padding: 34px 0 72px; font-size: 12.5px; color: var(--muted-2); }
footer .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; }
footer nav { display: flex; gap: 24px; }
footer a:hover { color: var(--text); }
.toast {
    position: fixed; left: 50%; bottom: 78px; z-index: 60; transform: translate(-50%, 16px); opacity: 0; pointer-events: none;
    display: flex; align-items: center; gap: 10px; padding: 12px 20px; border-radius: 999px; font-size: 14px; font-weight: 500;
    transition: transform 0.6s var(--slow), opacity 0.4s;
}
.toast.show { transform: translate(-50%, 0); opacity: 1; }
.toast i { width: 7px; height: 7px; border-radius: 50%; background: var(--gold); }

/* ---------- Responsive ---------- */
@media (max-width: 920px) {
    .nav { grid-template-columns: 1fr auto; padding-left: 22px; }
    .nav-links { display: none; }
    .menu-btn { display: inline-flex; }
    .nav-cta { grid-column: 2; }
    .sfx-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .duo, .offers, .steps, .contact { grid-template-columns: minmax(0, 1fr); }
    .offer h3, .offer > p { min-height: 0; }
    .spec { grid-template-columns: minmax(0, 1fr); }
    .spec div:nth-last-child(2) { border-bottom: 1px solid var(--line); }
}
@media (max-width: 640px) {
    body { font-size: 16px; }
    section { padding: 96px 0; }
    .head { margin-bottom: 44px; }
    .nav-cta .btn { display: none; }
    .hero-ctas .btn { width: 100%; }
    .services li { padding: 0 12px; font-size: 13px; }
    .studio { padding: 22px; border-radius: 28px; }
    .studio-top { flex-direction: column; align-items: stretch; }
    .tabs { justify-content: center; }
    .seg { width: 100%; }
    .scope { height: 140px; }
    .deck { grid-template-columns: auto minmax(0, 1fr); }
    .vol-wrap { display: none; }
    .readout b { font-size: 24px; }
    .readout b small { display: block; margin: 2px 0 0; }
    .sfx-grid { grid-template-columns: minmax(0, 1fr); }
    .panel, .contact-side, .form { padding: 28px; }
    .row { grid-template-columns: minmax(0, 1fr); }
    .spec { padding: 6px 24px; }
    .spec div { grid-template-columns: minmax(0, 1fr); gap: 4px; }
    .about { grid-template-columns: minmax(0, 1fr); justify-items: center; text-align: center; padding: 30px 24px; }
    .tools { justify-content: center; }
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition-duration: 0.01ms !important; }
    .reveal, .split .w { opacity: 1; transform: none; filter: none; }
    .scroll-text .w { opacity: 1; }
}
@media print {
    .bg, .grain, .nav, .sheet, .hero-wave, .toast { display: none !important; }
    .reveal, .in, .split .w, .scroll-text .w { opacity: 1 !important; transform: none !important; filter: none !important; }
}

/* =====================================================================
   MODE SOMBRE AUTOMATIQUE (suit le réglage clair / sombre de l'appareil)
===================================================================== */
@media (prefers-color-scheme: dark) {
    :root {
        --bg: #0F0D17;
        --surface: #17151F;
        --text: #F4F2FA;
        --muted: rgba(244, 242, 250, 0.78);
        --muted-2: rgba(244, 242, 250, 0.58);
        --line: rgba(255, 255, 255, 0.12);
        --line-2: rgba(255, 255, 255, 0.22);
        --gold: #A592FF;
        --gold-2: #C4B5FF;
        --accent-rgb: 165, 146, 255;
        --blue: #A592FF;
        --grad: linear-gradient(100deg, #8F7BFF 0%, #B9A8FF 30%, #E4DBFF 45%, #A592FF 60%, #8F7BFF 100%);
    }
    ::selection { background: var(--gold); color: #0F0D17; }

    .bg i:nth-child(1) { background: rgba(120, 90, 240, 0.30); }
    .bg i:nth-child(2) { background: rgba(70, 120, 220, 0.20); }
    .bg i:nth-child(3) { background: rgba(200, 90, 180, 0.16); }
    .grain { mix-blend-mode: normal; opacity: 0.035; }

    .glass {
        background: linear-gradient(180deg, rgba(255,255,255,0.07), rgba(255,255,255,0.03));
        box-shadow: inset 0 1px 0 rgba(255,255,255,0.12), 0 34px 70px -30px rgba(0,0,0,0.95), 0 10px 24px -12px rgba(0,0,0,0.7);
    }
    .glass::before { background: linear-gradient(160deg, rgba(255,255,255,0.24), rgba(255,255,255,0.05) 40%, rgba(255,255,255,0.03) 65%, rgba(255,255,255,0.14)); }

    .btn-primary, .play, .sfx.on .sfx-play { background: var(--text); color: #0F0D17; }
    .btn-primary:hover { background: #fff; box-shadow: 0 12px 34px -14px rgba(255,255,255,0.4); }
    .btn-ghost { background: rgba(255,255,255,0.04); }
    .btn-ghost:hover { background: rgba(255,255,255,0.08); box-shadow: inset 0 0 0 1px rgba(255,255,255,0.3); }
    .nav-links a:hover, .sheet a:hover { background: rgba(255,255,255,0.06); }

    .seg { background: rgba(255,255,255,0.06); }
    .seg-thumb { background: rgba(255,255,255,0.16); box-shadow: inset 0 1px 0 rgba(255,255,255,0.25), 0 6px 16px -6px rgba(0,0,0,0.6); }
    .scope { background: radial-gradient(70% 90% at 50% 50%, rgba(255,255,255,0.04), transparent 70%); }
    .scrub-track, .vol { background: rgba(255,255,255,0.14); }

    .sfx-wave .base { fill: rgba(255,255,255,0.16); }
    .sfx:hover .sfx-wave .base { fill: rgba(255,255,255,0.28); }
    .sfx-play, .tools span { background: rgba(255,255,255,0.07); }
    .sfx:hover .sfx-play { background: rgba(255,255,255,0.12); }
    .sfx:hover { box-shadow: inset 0 1px 0 rgba(255,255,255,0.12), 0 30px 60px -30px rgba(0,0,0,0.9); }

    .offer.featured { background: linear-gradient(180deg, rgba(165,146,255,0.12), rgba(165,146,255,0.03)); box-shadow: inset 0 1px 0 rgba(255,255,255,0.14), 0 40px 90px -40px rgba(165,146,255,0.45); }

    .field input, .field select, .field textarea { background: rgba(0,0,0,0.25); border-color: var(--line-2); }
    .field input:focus, .field select:focus, .field textarea:focus { background: rgba(0,0,0,0.35); }
    .field select option { background: #17151F; color: var(--text); }
    .field ::placeholder { color: rgba(244,242,250,0.28); }

    .portrait { background: #1E1B28; box-shadow: 0 0 0 4px rgba(255,255,255,0.06), 0 10px 30px -10px rgba(0,0,0,0.6); }
    .toast { background: rgba(23,21,31,0.85); }
    .btn-accent { color: #120F1C; }
    .btn-accent:hover { background: #BBAEFF; }
}