/*
 * YouMetry by Youlook — charte du site.
 *
 * Deux matières, et rien d'autre : l'ALUMINIUM BROSSÉ (fond, clair, vivant
 * sous la souris) et le GRAPHITE ANODISÉ (panneaux sombres, là où passe la
 * vidéo). Un seul accent, le rouge d'une aiguille de compteur. Tout le reste
 * est typographie, espace et mouvement.
 */
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;600&display=swap');

:root {
  --alu-1: #d7dadf;
  --alu-2: #b9bdc5;
  --alu-3: #e9ebee;
  --graphite: #111318;
  --graphite-2: #191c22;
  --graphite-bord: rgba(255,255,255,0.08);
  --encre: #15171b;
  --encre-douce: #4d525b;
  --encre-claire: #eef0f3;
  --encre-claire-douce: #9aa1ad;
  --accent: #ff3d1f;
  --accent-chaud: #ffb020;
  --ok: #2ec27e;
  --rayon: 18px;
  --sans: "Manrope", -apple-system, "Segoe UI", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --mx: 50vw;
  --my: 30vh;
  --ease: cubic-bezier(.2,.7,.2,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  color: var(--encre);
  font: 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
  background: var(--alu-1);
  overflow-x: hidden;
}

/* ── L'aluminium ─────────────────────────────────────────────────────────── */
.alu {
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    /* stries de brossage : deux fréquences superposées, jamais régulières */
    repeating-linear-gradient(180deg, rgba(255,255,255,.07) 0 1px, transparent 1px 3px),
    repeating-linear-gradient(180deg, rgba(0,0,0,.05) 0 1px, transparent 1px 7px),
    /* reflet en diagonale, large, comme sur une plaque de commande */
    linear-gradient(112deg, var(--alu-3) 0%, var(--alu-1) 28%, var(--alu-2) 50%, var(--alu-3) 74%, var(--alu-1) 100%);
}
.alu::before {
  /* grain : un bruit fractal à faible opacité casse la perfection du dégradé */
  content: ""; position: absolute; inset: 0; opacity: .34; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='260' height='260'><filter id='g'><feTurbulence type='fractalNoise' baseFrequency='0.9 0.05' numOctaves='3' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.5 0 0 0 0 0.5 0 0 0 0 0.5 0 0 0 0.55 0'/></filter><rect width='100%' height='100%' filter='url(%23g)'/></svg>");
}
.alu::after {
  /* le reflet qui suit la souris : c'est lui qui fait « métal » et non « gris » */
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(720px 520px at var(--mx) var(--my), rgba(255,255,255,.55), rgba(255,255,255,.12) 38%, transparent 70%);
  mix-blend-mode: soft-light; transition: opacity .6s;
}

/* ── Structure ───────────────────────────────────────────────────────────── */
.conteneur { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }
section { padding: 96px 0; }
h1, h2, h3 { font-weight: 800; letter-spacing: -.02em; line-height: 1.05; margin: 0; }
h1 { font-size: clamp(42px, 7vw, 92px); }
h2 { font-size: clamp(30px, 4.2vw, 52px); }
h3 { font-size: 21px; font-weight: 700; letter-spacing: -.01em; }
p { margin: 0; }
a { color: inherit; }
.sur-titre {
  display: inline-flex; align-items: center; gap: 10px;
  font: 600 12px/1 var(--mono); letter-spacing: .18em; text-transform: uppercase;
  color: var(--encre-douce);
}
.sur-titre::before { content: ""; width: 26px; height: 2px; background: var(--accent); }
.chapeau { font-size: clamp(18px, 2vw, 22px); color: var(--encre-douce); max-width: 640px; font-weight: 500; }
.muet { color: var(--encre-douce); }
.mono { font-family: var(--mono); }

/* ── En-tête ─────────────────────────────────────────────────────────────── */
.entete {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(18px) saturate(140%); -webkit-backdrop-filter: blur(18px) saturate(140%);
  background: linear-gradient(180deg, rgba(232,234,238,.86), rgba(214,217,223,.72));
  border-bottom: 1px solid rgba(255,255,255,.55);
  box-shadow: 0 1px 0 rgba(0,0,0,.08), 0 12px 30px -24px rgba(0,0,0,.35);
}
.entete .conteneur { display: flex; align-items: center; gap: 28px; height: 64px; }
.marque { display: flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 800; letter-spacing: -.02em; font-size: 18px; }
.marque small { font-weight: 600; color: var(--encre-douce); letter-spacing: 0; font-size: 12px; margin-left: 2px; }
.marque svg { width: 30px; height: 30px; }
.nav { display: flex; gap: 4px; margin-left: auto; }
.nav a {
  text-decoration: none; padding: 8px 14px; border-radius: 999px; font-weight: 600; font-size: 14px;
  color: var(--encre-douce); transition: color .2s, background .2s;
}
.nav a:hover, .nav a.actif { color: var(--encre); background: rgba(255,255,255,.55); }
.entete .bouton { padding: 9px 16px; font-size: 14px; }
.burger { display: none; }
@media (max-width: 860px) {
  /* Le menu replié est INVISIBLE, pas seulement remonté : translaté seul, il
     venait se poser par-dessus l'en-tête et le masquait à moitié. */
  .nav { position: fixed; inset: 64px 0 auto 0; z-index: -1; flex-direction: column; padding: 12px 20px 20px;
    background: rgba(226,228,233,.97); border-bottom: 1px solid rgba(0,0,0,.08); box-shadow: 0 20px 40px -20px rgba(0,0,0,.35);
    transform: translateY(-16px); opacity: 0; visibility: hidden; pointer-events: none;
    transition: transform .35s var(--ease), opacity .3s, visibility 0s .35s; }
  .nav.ouvert { transform: none; opacity: 1; visibility: visible; pointer-events: auto; transition: transform .35s var(--ease), opacity .3s, visibility 0s; }
  .bouton { padding: 13px 18px; font-size: 14px; }
  .nav a { font-size: 17px; padding: 12px 14px; }
  .burger { display: inline-flex; margin-left: auto; width: 40px; height: 40px; border: 0; background: rgba(255,255,255,.5); border-radius: 12px; align-items: center; justify-content: center; cursor: pointer; }
  .burger span { width: 18px; height: 2px; background: var(--encre); box-shadow: 0 -6px 0 var(--encre), 0 6px 0 var(--encre); }
  .entete .bouton { display: none; }
}

/* ── Boutons ─────────────────────────────────────────────────────────────── */
.bouton {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 22px; border-radius: 999px; border: 0; cursor: pointer;
  font: 700 15px/1 var(--sans); text-decoration: none; letter-spacing: -.01em;
  color: #fff; background: var(--encre);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.14), 0 10px 30px -12px rgba(0,0,0,.6);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .2s;
  will-change: transform;
}
.bouton:hover { transform: translateY(-2px); box-shadow: inset 0 1px 0 rgba(255,255,255,.18), 0 18px 34px -14px rgba(0,0,0,.6); }
.bouton:active { transform: translateY(0) scale(.98); }
.bouton.accent { background: var(--accent); box-shadow: inset 0 1px 0 rgba(255,255,255,.3), 0 12px 32px -10px rgba(255,61,31,.7); }
.bouton.accent:hover { background: #ff4f33; }
.bouton.fantome { background: rgba(255,255,255,.5); color: var(--encre); box-shadow: inset 0 0 0 1px rgba(0,0,0,.12), inset 0 1px 0 rgba(255,255,255,.8); }
.bouton.fantome:hover { background: rgba(255,255,255,.75); }
.bouton.sombre-fantome { background: rgba(255,255,255,.08); color: #fff; box-shadow: inset 0 0 0 1px rgba(255,255,255,.18); }
.bouton.sombre-fantome:hover { background: rgba(255,255,255,.14); }
.bouton svg { width: 18px; height: 18px; flex: none; }
.bouton.petit { padding: 9px 14px; font-size: 13px; }
.bouton:disabled { opacity: .5; cursor: not-allowed; transform: none; }

/* ── Panneaux ────────────────────────────────────────────────────────────── */
.panneau {
  background: linear-gradient(180deg, rgba(255,255,255,.62), rgba(255,255,255,.34));
  border-radius: var(--rayon);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.9), inset 0 -1px 0 rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.06), 0 24px 50px -30px rgba(0,0,0,.35);
  padding: 28px;
}
.graphite {
  background: linear-gradient(180deg, var(--graphite-2), var(--graphite));
  color: var(--encre-claire);
  border-radius: var(--rayon);
  box-shadow: inset 0 1px 0 var(--graphite-bord), 0 30px 60px -30px rgba(0,0,0,.7);
}
.graphite .muet, .graphite .chapeau { color: var(--encre-claire-douce); }
.graphite .sur-titre { color: var(--encre-claire-douce); }

/* ── Apparitions au défilement ───────────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.vu { opacity: 1; transform: none; }
.reveal[data-delai="1"] { transition-delay: .12s; }
.reveal[data-delai="2"] { transition-delay: .24s; }
.reveal[data-delai="3"] { transition-delay: .36s; }
.reveal[data-delai="4"] { transition-delay: .48s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ── Inclinaison 3D des cartes ───────────────────────────────────────────── */
.tilt { transform-style: preserve-3d; transition: transform .35s var(--ease), box-shadow .35s var(--ease); will-change: transform; }
.tilt > * { transform: translateZ(24px); }
.tilt::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: radial-gradient(420px 260px at var(--tx, 50%) var(--ty, 50%), rgba(255,255,255,.35), transparent 60%);
  opacity: 0; transition: opacity .3s;
}
.tilt:hover::after { opacity: 1; }

/* ── Formulaires ─────────────────────────────────────────────────────────── */
label.champ { display: block; font-weight: 600; font-size: 14px; margin: 14px 0 6px; }
label.champ small { color: var(--encre-douce); font-weight: 500; }
input[type=text], input[type=url], input[type=email], input[type=number], select, textarea {
  width: 100%; padding: 12px 14px; font: 15px/1.4 var(--sans); color: var(--encre);
  background: rgba(255,255,255,.7); border: 1px solid rgba(0,0,0,.14); border-radius: 12px;
  box-shadow: inset 0 1px 2px rgba(0,0,0,.06); outline: none;
  transition: border-color .2s, box-shadow .2s;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 4px rgba(255,61,31,.15); }
textarea { min-height: 120px; resize: vertical; }
.graphite input, .graphite select, .graphite textarea { background: rgba(255,255,255,.06); color: #fff; border-color: rgba(255,255,255,.14); }
.piege { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.segments { display: inline-flex; padding: 4px; gap: 2px; border-radius: 999px; background: rgba(0,0,0,.08); box-shadow: inset 0 1px 2px rgba(0,0,0,.12); }
.segments button, .segments label {
  border: 0; background: transparent; padding: 9px 18px; border-radius: 999px; cursor: pointer;
  font: 700 14px/1 var(--sans); color: var(--encre-douce); transition: background .2s, color .2s, box-shadow .2s;
}
.segments button.actif, .segments input:checked + span { background: #fff; color: var(--encre); box-shadow: 0 1px 2px rgba(0,0,0,.15), inset 0 1px 0 #fff; }
.segments label { padding: 0; }
.segments label span { display: inline-block; padding: 9px 18px; border-radius: 999px; }
.segments label input { position: absolute; opacity: 0; pointer-events: none; }
.graphite .segments { background: rgba(255,255,255,.08); }
.graphite .segments button.actif, .graphite .segments input:checked + span { background: rgba(255,255,255,.16); color: #fff; }

.message { padding: 14px 18px; border-radius: 12px; font-weight: 600; margin: 16px 0; }
.message.ok { background: rgba(46,194,126,.15); color: #157a4b; border: 1px solid rgba(46,194,126,.35); }
.message.erreur { background: rgba(255,61,31,.12); color: #b1230d; border: 1px solid rgba(255,61,31,.3); }

/* ── Pastilles ───────────────────────────────────────────────────────────── */
.pastille { display: inline-flex; align-items: center; gap: 6px; padding: 5px 11px; border-radius: 999px; font: 600 12px/1 var(--mono); letter-spacing: .04em; background: rgba(0,0,0,.07); color: var(--encre-douce); }
.pastille.voiture { background: rgba(255,61,31,.14); color: #b1230d; }
.pastille.moto { background: rgba(255,176,32,.2); color: #8a5a00; }
.pastille.drone { background: rgba(92,158,222,.2); color: #1e5a96; }
.graphite .pastille { background: rgba(255,255,255,.1); color: var(--encre-claire-douce); }

/* ── Pied de page ────────────────────────────────────────────────────────── */
.pied { padding: 56px 0 40px; color: var(--encre-douce); font-size: 14px; }
.pied .conteneur { display: flex; flex-wrap: wrap; gap: 24px 40px; align-items: center; justify-content: space-between; border-top: 1px solid rgba(0,0,0,.1); padding-top: 28px; }
.pied a { text-decoration: none; }
.pied a:hover { color: var(--encre); }
.pied nav { display: flex; flex-wrap: wrap; gap: 6px 20px; }

/* ── Titre de page ───────────────────────────────────────────────────────── */
.tete-page { padding: 84px 0 36px; }
.tete-page h1 { font-size: clamp(36px, 5.4vw, 66px); margin: 14px 0 16px; }

/* ── Jauge animée (SVG) ──────────────────────────────────────────────────── */
.jauge-aiguille { transform-origin: 100px 100px; transform: rotate(-120deg); transition: transform 1.6s cubic-bezier(.3,1.4,.4,1); }
.vu .jauge-aiguille, .jauge-prete .jauge-aiguille { transform: rotate(78deg); }

/* ── Ruban de formats ────────────────────────────────────────────────────── */
.ruban { overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.ruban .piste { display: flex; gap: 14px; width: max-content; animation: defiler 42s linear infinite; }
.ruban:hover .piste { animation-play-state: paused; }
.ruban .piste span { padding: 12px 22px; border-radius: 999px; background: rgba(255,255,255,.5); box-shadow: inset 0 1px 0 #fff, 0 1px 2px rgba(0,0,0,.08); font: 600 14px/1 var(--mono); white-space: nowrap; }
@keyframes defiler { to { transform: translateX(-50%); } }

/* ── Grilles utilitaires ─────────────────────────────────────────────────── */
.grille-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grille-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
@media (max-width: 900px) { .grille-3 { grid-template-columns: 1fr; } .grille-2 { grid-template-columns: 1fr; } section { padding: 64px 0; } }

/* ── Visionneuse ─────────────────────────────────────────────────────────── */
.voile { position: fixed; inset: 0; z-index: 60; background: rgba(8,9,12,.86); backdrop-filter: blur(10px); display: flex; align-items: center; justify-content: center; padding: 24px; opacity: 0; pointer-events: none; transition: opacity .3s; }
.voile.ouvert { opacity: 1; pointer-events: auto; }
.voile > * { max-width: min(1100px, 100%); width: 100%; aspect-ratio: 16/9; border-radius: 16px; background: #000; box-shadow: 0 40px 100px -30px #000; transform: scale(.94); transition: transform .35s var(--ease); }
.voile.ouvert > * { transform: none; }
.voile img { object-fit: contain; }
.voile iframe { border: 0; }
.voile .fermer { position: absolute; top: 18px; right: 18px; width: 44px; height: 44px; aspect-ratio: auto; border-radius: 999px; background: rgba(255,255,255,.12); color: #fff; border: 0; font-size: 22px; cursor: pointer; }

/* ── Sélecteur de langue ─────────────────────────────────────────────────── */
.nav .langue { font: 700 12px/1 var(--mono); letter-spacing: .12em; padding: 9px 12px; margin-left: 6px; border: 1px solid rgba(0,0,0,.14); }
.nav .langue:hover { border-color: rgba(0,0,0,.3); }
@media (max-width: 860px) { .nav .langue { margin-left: 0; align-self: flex-start; } }

/* ── Encoche et barre d'état des téléphones ──────────────────────────────── */
.entete { padding-top: env(safe-area-inset-top, 0px); }
@media (max-width: 860px) { .nav { top: calc(64px + env(safe-area-inset-top, 0px)); } }