:root {
  --bg: #07060d;
  --bg-2: #100d1d;
  --card: rgba(255, 255, 255, 0.05);
  --border: rgba(255, 255, 255, 0.12);
  --text: #f4f1ff;
  --muted: #a9a3c4;
  --pink: #ff3d9a;
  --violet: #8b5cff;
  --cyan: #22e4ff;
  --gold: #ffcc4d;
  --grad: linear-gradient(120deg, var(--pink), var(--violet) 50%, var(--cyan));
  --radius: 18px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: "Space Grotesk", "Inter", sans-serif; line-height: 1.1; margin: 0 0 0.5em; }

.container { width: min(var(--max), 100% - 32px); margin-inline: auto; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ---------- Navigation ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(7, 6, 13, 0.6);
  border-bottom: 1px solid var(--border);
}
.nav .container { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 16px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-family: "Space Grotesk", sans-serif; font-weight: 700; font-size: 1.2rem; text-decoration: none; letter-spacing: 0.02em; }
.logo em { color: var(--pink); font-style: normal; }
.nav-links { display: flex; gap: 6px; align-items: center; list-style: none; margin: 0; padding: 0; }
.nav-links a { text-decoration: none; padding: 8px 14px; border-radius: 999px; color: var(--muted); font-weight: 500; transition: color .2s, background .2s; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--text); background: var(--card); }
.nav-links .btn { color: #fff; }
.menu-toggle { display: none; background: none; border: 1px solid var(--border); color: var(--text); border-radius: 10px; padding: 8px 12px; font-size: 1rem; cursor: pointer; }

@media (max-width: 760px) {
  .menu-toggle { display: block; }
  .nav-links {
    position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; align-items: stretch;
    background: rgba(7, 6, 13, 0.97); padding: 12px 16px 20px; border-bottom: 1px solid var(--border);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 14px; }
}

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; justify-content: center;
  padding: 12px 22px; border-radius: 999px; border: 0; cursor: pointer;
  background: var(--grad); background-size: 200% 100%; color: #fff; font-weight: 700; font-size: 1rem;
  text-decoration: none; transition: background-position .4s, transform .2s, box-shadow .2s;
  box-shadow: 0 8px 30px rgba(255, 61, 154, 0.25);
}
.btn:hover { background-position: 100% 0; transform: translateY(-2px); box-shadow: 0 12px 36px rgba(139, 92, 255, 0.35); }
.btn-ghost { background: transparent; border: 1px solid var(--border); box-shadow: none; }
.btn-ghost:hover { background: var(--card); }
.btn:disabled { opacity: .6; cursor: wait; transform: none; }

/* ---------- Hero 3D ---------- */
.hero { position: relative; min-height: 100vh; min-height: 100svh; display: flex; align-items: center; overflow: hidden; }
.hero canvas, .bg-canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.bg-canvas { position: fixed; z-index: -1; opacity: 0.55; }
canvas.no-webgl { background: radial-gradient(circle at 70% 40%, rgba(139,92,255,.45), transparent 50%), radial-gradient(circle at 20% 80%, rgba(255,61,154,.35), transparent 45%); }
.hero::after { content: ""; position: absolute; inset: auto 0 0 0; height: 160px; background: linear-gradient(transparent, var(--bg)); pointer-events: none; }
@media (min-width: 901px) { .hero::before { content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none; background: linear-gradient(90deg, rgba(7,6,13,.75), rgba(7,6,13,.35) 45%, transparent 65%); } }
.hero-content { position: relative; z-index: 2; padding-top: 90px; max-width: 620px; pointer-events: none; }
.hero-content a { pointer-events: auto; }
.eyebrow { display: inline-block; padding: 6px 14px; border: 1px solid var(--border); border-radius: 999px; font-size: .85rem; color: var(--muted); background: rgba(7,6,13,.5); margin-bottom: 18px; }
.hero h1 { font-size: clamp(2.4rem, 6vw, 4.6rem); letter-spacing: -0.02em; }
.hero p { font-size: clamp(1.05rem, 2vw, 1.25rem); color: var(--muted); max-width: 520px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.scroll-hint { position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%); z-index: 3; color: var(--muted); font-size: .85rem; animation: float 2s ease-in-out infinite; }
@keyframes float { 50% { transform: translate(-50%, 6px); } }

@media (max-width: 900px) {
  .hero { align-items: flex-end; padding-bottom: 80px; }
  .hero-content { background: linear-gradient(transparent, rgba(7,6,13,.8) 25%); padding: 40px 0 0; }
}

/* ---------- Sections ---------- */
section { padding: 96px 0; position: relative; }
.section-head { max-width: 640px; margin-bottom: 48px; }
.section-head h2 { font-size: clamp(1.9rem, 4vw, 2.8rem); }
.section-head p { color: var(--muted); font-size: 1.1rem; }

.grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }

.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px;
  transition: transform .25s ease, border-color .25s, box-shadow .25s;
  transform-style: preserve-3d; will-change: transform;
}
.card:hover { border-color: rgba(255,255,255,.28); box-shadow: 0 20px 50px rgba(0,0,0,.35); }
.card .icon { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; font-size: 1.6rem; margin-bottom: 18px; background: var(--grad); }
.card h3 { font-size: 1.3rem; }
.card p { color: var(--muted); margin: 0 0 14px; }
.card ul { margin: 0; padding-left: 18px; color: var(--muted); font-size: .95rem; }
.card .price { margin-top: 16px; font-weight: 600; color: var(--text); font-size: .95rem; }

/* Tarifs */
.tiers { display: grid; gap: 22px; grid-template-columns: repeat(3, 1fr); align-items: start; }
.tier { position: relative; display: flex; flex-direction: column; gap: 18px; padding: 24px; }
.tier .tier-head p { margin: 0; }
.tier h3 { font-size: 1.5rem; margin-bottom: 4px; }
.tier-price { font-family: "Space Grotesk", sans-serif; font-size: 2.2rem; font-weight: 700; color: var(--text) !important; margin: 0 0 8px !important; line-height: 1.1; }
.tier-price small { display: block; font-family: "Inter", sans-serif; font-size: .8rem; font-weight: 500; color: var(--muted); text-transform: uppercase; letter-spacing: .12em; }
.tier-pop { border-color: rgba(255, 61, 154, .55); box-shadow: 0 0 0 1px rgba(255, 61, 154, .25), 0 24px 60px rgba(255, 61, 154, .15); }
.tier-badge { position: absolute; top: -13px; right: 20px; background: var(--grad); color: #fff; font-size: .78rem; font-weight: 700; padding: 5px 12px; border-radius: 999px; letter-spacing: .03em; }
.tier-media { display: grid; grid-template-columns: 9fr 12fr; gap: 10px; align-items: end; }
.tier-media figure { margin: 0; }
.tier-media video, .tier-media img { width: 100%; border-radius: 12px; background: #000; display: block; border: 1px solid var(--border); }
.tier-media video { aspect-ratio: 9 / 16; object-fit: cover; }
.tier-media img { aspect-ratio: 4 / 5; height: auto; object-fit: cover; }
.tier-media figcaption { font-size: .78rem; color: var(--muted); margin-top: 6px; text-align: center; }
.tier ul { flex: 1; }
.tier ul li { margin-bottom: 4px; }
.tier-cta { justify-content: center; text-align: center; }
.tier-note { text-align: center; color: var(--muted); font-size: .9rem; margin-top: 26px; }
@media (max-width: 1000px) { .tiers { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; } }

/* Réalisations */
.work { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); background: var(--bg-2); transition: transform .25s; transform-style: preserve-3d; }
.work .thumb { aspect-ratio: 4 / 5; display: flex; align-items: flex-end; padding: 22px; position: relative; overflow: hidden; }
.work .thumb::before { content: ""; position: absolute; width: 70%; aspect-ratio: 1; border-radius: 50%; background: rgba(255,255,255,.18); top: -10%; right: -15%; }
.work .thumb strong { position: relative; font-family: "Space Grotesk", sans-serif; font-size: 2rem; line-height: 1; text-shadow: 0 4px 20px rgba(0,0,0,.4); }
.work .meta { padding: 18px 22px; }
.work .meta span { color: var(--muted); font-size: .9rem; }
.t1 { background: linear-gradient(135deg, var(--pink), var(--violet)); }
.t2 { background: linear-gradient(135deg, #0b3a4a, var(--cyan)); }
.t3 { background: linear-gradient(135deg, var(--gold), var(--pink)); }

/* Étapes */
.steps { counter-reset: step; }
.step { position: relative; padding-top: 64px; }
.step::before {
  counter-increment: step; content: "0" counter(step);
  position: absolute; top: 22px; left: 28px; font-family: "Space Grotesk", sans-serif; font-weight: 700; font-size: 1.6rem;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* Bandeau CTA */
.cta-band { text-align: center; padding: 64px 24px; border-radius: 28px; border: 1px solid var(--border);
  background: radial-gradient(circle at 20% 0%, rgba(255,61,154,.35), transparent 50%), radial-gradient(circle at 80% 100%, rgba(34,228,255,.25), transparent 50%), var(--bg-2); }
.cta-band h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); }
.cta-band p { color: var(--muted); max-width: 520px; margin: 0 auto 26px; }

/* ---------- Formulaire ---------- */
.order-page { padding-top: 120px; }
.order-layout { display: grid; grid-template-columns: 1fr 340px; gap: 28px; align-items: start; }
@media (max-width: 960px) { .order-layout { grid-template-columns: 1fr; } }
.form-card { background: rgba(16, 13, 29, 0.82); backdrop-filter: blur(10px); border: 1px solid var(--border); border-radius: 24px; padding: clamp(20px, 4vw, 40px); }
fieldset { border: 0; padding: 0; margin: 0 0 34px; }
legend { font-family: "Space Grotesk", sans-serif; font-size: 1.25rem; font-weight: 700; margin-bottom: 16px; display: flex; align-items: center; gap: 10px; }
legend .num { width: 30px; height: 30px; border-radius: 50%; background: var(--grad); display: grid; place-items: center; font-size: .9rem; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 620px) { .row { grid-template-columns: 1fr; } }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
label, .label { font-weight: 600; font-size: .95rem; }
.req { color: var(--pink); }
.hint { color: var(--muted); font-size: .85rem; font-weight: 400; }
input[type="text"], input[type="email"], input[type="tel"], input[type="date"], input[type="url"], select, textarea {
  width: 100%; padding: 13px 14px; border-radius: 12px; border: 1px solid var(--border);
  background: rgba(255,255,255,.04); color: var(--text); font: inherit; transition: border-color .2s, box-shadow .2s;
}
select option { background: var(--bg-2); }
textarea { min-height: 140px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--violet); box-shadow: 0 0 0 3px rgba(139,92,255,.3); }
input[type="date"] { color-scheme: dark; }

.choices { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }
.choice { position: relative; }
.choice input { position: absolute; opacity: 0; pointer-events: none; }
.choice label {
  display: flex; flex-direction: column; gap: 4px; padding: 14px; border-radius: 14px; border: 1px solid var(--border);
  background: rgba(255,255,255,.03); cursor: pointer; font-weight: 600; transition: border-color .2s, background .2s, transform .15s; height: 100%;
}
.choice label small { color: var(--muted); font-weight: 400; font-size: .82rem; }
.choice label .emoji { font-size: 1.4rem; }
.choice input:checked + label { border-color: var(--pink); background: rgba(255,61,154,.12); }
.choice input:focus-visible + label { box-shadow: 0 0 0 3px rgba(139,92,255,.45); }
.choice label:hover { transform: translateY(-2px); }
.pills .choice label { flex-direction: row; align-items: center; padding: 10px 14px; border-radius: 999px; font-weight: 500; }
.pills { grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); }

.consent { display: flex; gap: 10px; align-items: flex-start; font-size: .9rem; color: var(--muted); margin-bottom: 22px; }
.consent input { margin-top: 4px; accent-color: var(--pink); width: 18px; height: 18px; flex: none; }
.hp { position: absolute; left: -9999px; }
.pay-note { border: 1px solid rgba(34,228,255,.35); background: rgba(34,228,255,.07); border-radius: 12px; padding: 12px 14px; font-size: .9rem; color: var(--text); margin: 0 0 16px; }
.error-msg { color: #ff7a9c; font-size: .9rem; min-height: 1.2em; margin: 0 0 12px; }

.side-card { position: sticky; top: 96px; }
.side-card h3 { font-size: 1.15rem; }
.side-card ol { padding-left: 20px; color: var(--muted); margin: 0 0 18px; }
.side-card li { margin-bottom: 8px; }
.side-card .contact-line { display: flex; gap: 10px; align-items: center; color: var(--muted); margin: 8px 0; word-break: break-all; }

.result { text-align: center; padding: 30px 10px; }
.result .big { font-size: 3rem; }
.result h2 { font-size: 1.8rem; }
.result p { color: var(--muted); }
.notice { border: 1px solid rgba(255,204,77,.4); background: rgba(255,204,77,.08); border-radius: 14px; padding: 14px 16px; color: var(--gold); font-size: .9rem; margin-bottom: 24px; }

/* ---------- Pied de page ---------- */
footer { border-top: 1px solid var(--border); padding: 40px 0; color: var(--muted); font-size: .95rem; }
footer .container { display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; align-items: center; }
footer a { color: var(--text); text-decoration: none; }
footer .socials { display: flex; gap: 16px; }

/* Apparition au défilement */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}