/* TryOn360 — DA v2 « Pellicule » : forêt Super 8, grain animé, fuite de lumière,
   sérif éditorial XXL, vert sapin/crème/ambre. Itération avec Lucas — 01/08/2026. */

:root {
  --nuit: #10150f;           /* vert-noir sapin */
  --nuit-2: #1a2118;
  --creme: #f3ecdd;          /* crème pellicule */
  --creme-mut: #cfc6b0;
  --ambre: #e8863c;          /* fuite de lumière */
  --sauge: #8fa383;
  --serif: "Didot", "Bodoni MT", "Playfair Display", Georgia, serif;
  --sans: "Inter", "Segoe UI", system-ui, sans-serif;
  --rayon: 14px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { background: var(--nuit); color: var(--creme); font: 16px/1.6 var(--sans); overflow-x: hidden;
  -webkit-font-smoothing: antialiased; }
img, video { max-width: 100%; display: block; }
::selection { background: var(--ambre); color: var(--nuit); }

/* ---------------------------------------------------------------- grain pellicule global */
.grain { position: fixed; inset: -100px; z-index: 100; pointer-events: none; opacity: .5; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.6 0'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 700ms steps(6) infinite; }
@keyframes grain {
  0% { transform: translate(0,0); } 20% { transform: translate(-30px,10px); }
  40% { transform: translate(20px,-25px); } 60% { transform: translate(-15px,-30px); }
  80% { transform: translate(25px,20px); } 100% { transform: translate(0,0); } }

/* ---------------------------------------------------------------- nav */
.nav { display: flex; justify-content: space-between; align-items: center;
  padding: 22px 4.5vw; position: fixed; inset: 0 0 auto 0; z-index: 50;
  background: linear-gradient(rgba(16,21,15,.75), transparent); backdrop-filter: blur(2px); }
.brand { font-family: var(--serif); font-size: 25px; letter-spacing: .5px; color: var(--creme); }
.brand span { color: var(--ambre); }
.nav-cta { color: var(--creme); text-decoration: none; font-weight: 600; font-size: 14px;
  border: 1.5px solid var(--creme); border-radius: 40px; padding: 9px 22px; transition: .25s; }
.nav-cta:hover { background: var(--creme); color: var(--nuit); }

/* ---------------------------------------------------------------- hero */
.hero { position: relative; min-height: 100vh; display: flex; flex-direction: column; justify-content: center; }
.hero-bg { position: absolute; inset: 0; background: url("assets/univers/hero_foret_brume.jpg") center/cover;
  opacity: .55; }
.hero-bg::after { content: ""; position: absolute; inset: 0;
  background: radial-gradient(120% 100% at 50% 0%, transparent 30%, rgba(16,21,15,.9) 100%),
              linear-gradient(rgba(16,21,15,.25), rgba(16,21,15,.65)); }
.hero-leak { position: absolute; inset: 0; pointer-events: none; mix-blend-mode: screen; opacity: .5;
  background: radial-gradient(60% 120% at -5% 50%, rgba(232,134,60,.55), transparent 60%); }

.hero-inner { position: relative; z-index: 2; display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 3vw;
  align-items: center; padding: 12vh 4.5vw 6vh; }
.kicker { text-transform: uppercase; letter-spacing: 4px; font-size: 12px; color: var(--creme-mut); margin-bottom: 18px; }
h1 { font-family: var(--serif); font-weight: 500; font-size: clamp(52px, 7.2vw, 118px); line-height: .98;
  letter-spacing: -1px; }
h1 .line { display: block; overflow: hidden; }
h1 em { font-style: italic; color: var(--ambre); }
.lede { margin: 26px 0 30px; font-size: 18px; max-width: 30em; color: var(--creme-mut); }
.cta { display: inline-flex; align-items: center; gap: 12px; background: var(--creme); color: var(--nuit);
  text-decoration: none; font-weight: 700; font-size: 16px; padding: 16px 30px; border-radius: 50px;
  border: 0; cursor: pointer; transition: .25s; }
.cta:hover { background: var(--ambre); color: var(--nuit); transform: translateY(-2px); }
.cta .arrow { transition: .25s; }
.cta:hover .arrow { transform: translateX(5px); }
.cta.big { font-size: 17px; padding: 18px 38px; margin-top: 34px; }
.cta.ghost { background: transparent; color: var(--creme); border: 1.5px solid var(--creme); margin-top: 28px; }
.cta.ghost:hover { background: var(--creme); color: var(--nuit); }

.scroll-cue { position: absolute; bottom: 22px; left: 50%; transform: translateX(-50%);
  color: var(--creme-mut); font-size: 22px; animation: cue 1.8s ease-in-out infinite; z-index: 2; }
@keyframes cue { 0%,100% { transform: translate(-50%,0); opacity:.5; } 50% { transform: translate(-50%,10px); opacity:1; } }

/* ---------------------------------------------------------------- vignette démo (motion design) */
.demo-stage { position: relative; width: 100%; display: flex; justify-content: center; }
.film-frame { position: relative; width: min(96%, 480px); aspect-ratio: 3/4.1;
  border-radius: 10px; overflow: hidden; background: #0b0e0a;
  box-shadow: 0 0 0 6px rgba(11,14,10,.9), 0 0 0 7px rgba(243,236,221,.14), 0 40px 90px -30px rgba(0,0,0,.85); }
.film-frame::before, .film-frame::after { /* perforations pellicule */
  content: ""; position: absolute; top: 0; bottom: 0; width: 16px; z-index: 6; opacity: .8;
  background-image: radial-gradient(rgba(243,236,221,.16) 3px, transparent 3.5px);
  background-size: 16px 26px; background-repeat: repeat-y; }
.film-frame::before { left: 2px; } .film-frame::after { right: 2px; }

.polaroid { position: absolute; width: 46%; border: 8px solid #f6f1e6; border-bottom-width: 30px;
  border-radius: 3px; box-shadow: 0 18px 40px -12px rgba(0,0,0,.7); opacity: 0; z-index: 3; }
.p-corps { top: 12%; left: 8%; transform: rotate(-7deg); }
.p-habit { top: 22%; right: 7%; transform: rotate(6deg); }
.flash { position: absolute; inset: 0; background: #fff; opacity: 0; z-index: 5; }
.rendu { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; z-index: 2; }
.demo-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; z-index: 2; }
.demo-cursor { position: absolute; bottom: 14%; left: 50%; transform: translateX(-50%);
  background: rgba(243,236,221,.92); color: var(--nuit); font-weight: 700; font-size: 14px;
  padding: 8px 16px; border-radius: 40px; opacity: 0; z-index: 6; box-shadow: 0 6px 20px rgba(0,0,0,.4); }
.demo-caption { position: absolute; left: 0; right: 0; bottom: 5%; text-align: center; z-index: 6;
  font-family: var(--serif); font-size: clamp(19px, 1.8vw, 26px); font-style: italic; color: var(--creme);
  text-shadow: 0 2px 14px rgba(0,0,0,.8); padding: 0 20px; opacity: 0; }

/* ---------------------------------------------------------------- concept */
.concept { padding: 14vh 4.5vw 10vh; background: linear-gradient(var(--nuit), var(--nuit-2)); position: relative; z-index: 2; }
.concept h2, .api h2, .try h2 { font-family: var(--serif); font-weight: 500;
  font-size: clamp(38px, 4.6vw, 68px); line-height: 1.05; }
.concept h2 em, .api h2 em { font-style: italic; color: var(--sauge); }
.concept-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 3.5vw; margin-top: 8vh; }
.c-num { font-family: var(--serif); font-size: 46px; color: var(--ambre); }
.c-item h3 { font-family: var(--serif); font-weight: 500; font-size: 25px; margin: 12px 0 10px; }
.c-item p { color: var(--creme-mut); font-size: 15.5px; }

/* ---------------------------------------------------------------- API */
.api { position: relative; padding: 14vh 4.5vw; background: var(--creme); color: var(--nuit); z-index: 2; }
.api .kicker { color: #7a7059; }
.api h2 em { color: var(--ambre); }
.api-inner { max-width: 880px; }
.api-lede { margin: 26px 0 26px; font-size: 18px; color: #453f33; max-width: 38em; }
.api-points { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 14px 30px; margin: 10px 0 30px; }
.api-points li { padding-left: 28px; position: relative; font-weight: 600; font-size: 15.5px; }
.api-points li::before { content: "→"; position: absolute; left: 0; color: var(--ambre); }
.api-contact { font-size: 16px; }
.api-contact a { color: var(--nuit); font-weight: 700; text-decoration-color: var(--ambre); text-underline-offset: 4px; }

/* ---------------------------------------------------------------- essayer */
.try { padding: 12vh 4.5vw 14vh; max-width: 1080px; margin: 0 auto; position: relative; z-index: 2; }
.try h2 { text-align: center; }
.try-sub { text-align: center; color: var(--creme-mut); margin: 12px 0 6vh; }

.uploads { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.drop { position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 6px; min-height: 210px; border: 1.5px dashed rgba(243,236,221,.35); border-radius: var(--rayon);
  background: rgba(243,236,221,.05); cursor: pointer; text-align: center; padding: 22px; transition: .2s; overflow: hidden; }
.drop:hover { border-color: var(--ambre); background: rgba(232,134,60,.08); }
.drop.filled { border-style: solid; border-color: var(--ambre); }
.drop input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.drop-icon { font-size: 34px; }
.drop-title { font-weight: 600; font-size: 15px; }
.drop-title b { color: var(--ambre); }
.drop-hint { font-size: 12.5px; color: var(--creme-mut); }
.drop-preview { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: none; }
.drop.filled .drop-preview { display: block; }
.drop.filled .drop-icon, .drop.filled .drop-title, .drop.filled .drop-hint { visibility: hidden; }
.drop .drop-change { position: absolute; bottom: 10px; left: 50%; transform: translateX(-50%);
  background: rgba(16,21,15,.85); color: var(--creme); font-size: 12px; padding: 4px 12px; border-radius: 20px;
  display: none; z-index: 2; pointer-events: none; }
.drop.filled .drop-change { display: block; }

.bg-title { font-family: var(--serif); font-weight: 500; font-size: 24px; margin: 5vh 0 16px; }
.bg-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: 12px; }
.bg-item { position: relative; border-radius: 10px; overflow: hidden; cursor: pointer;
  aspect-ratio: 3/4; border: 2.5px solid transparent; transition: .18s; opacity: .85; }
.bg-item:hover { opacity: 1; }
.bg-item img { width: 100%; height: 100%; object-fit: cover; }
.bg-item.selected { border-color: var(--ambre); opacity: 1; box-shadow: 0 8px 24px -8px rgba(232,134,60,.55); }
.bg-item .bg-name { position: absolute; bottom: 0; left: 0; right: 0; font-size: 10.5px; text-align: center;
  background: linear-gradient(transparent, rgba(0,0,0,.72)); color: #fff; padding: 14px 4px 5px; }

.consent { margin-top: 5vh; background: rgba(243,236,221,.06); border: 1px solid rgba(243,236,221,.15);
  border-radius: 12px; padding: 18px 20px; font-size: 14px; color: var(--creme-mut); }
.consent input { margin-right: 10px; accent-color: var(--ambre); }

/* ---------------------------------------------------------------- progression / résultat */
.hidden { display: none !important; }
.progress { text-align: center; padding: 70px 0 30px; }
.spinner { width: 46px; height: 46px; border: 4px solid rgba(243,236,221,.15); border-top-color: var(--ambre);
  border-radius: 50%; margin: 0 auto 24px; animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
#progressLabel { font-family: var(--serif); font-size: 22px; font-style: italic; }
.progress-steps { display: flex; justify-content: center; gap: 26px; margin-top: 18px; font-size: 13.5px; color: var(--creme-mut); }
.progress-steps .active { color: var(--ambre); font-weight: 600; }
.progress-steps .done { color: var(--sauge); }

.result { margin-top: 8vh; text-align: center; }
.result h3 { font-family: var(--serif); font-weight: 500; font-size: 32px; margin-bottom: 4vh; }
.result-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: start; }
.result-grid figure { background: rgba(243,236,221,.05); border: 1px solid rgba(243,236,221,.12);
  border-radius: var(--rayon); overflow: hidden; }
.result-grid img, .viewer video { width: 100%; }
.result-grid figcaption { font-size: 13px; color: var(--creme-mut); padding: 12px; }
.viewer { position: relative; cursor: ew-resize; user-select: none; touch-action: pan-y; }
.viewer-hint { position: absolute; bottom: 10px; left: 50%; transform: translateX(-50%);
  background: rgba(16,21,15,.82); color: var(--creme); font-size: 12px; padding: 4px 14px; border-radius: 30px;
  pointer-events: none; white-space: nowrap; }
.result-note { margin-top: 18px; color: var(--creme-mut); font-size: 14.5px; }
.error { margin-top: 30px; background: rgba(179,38,30,.15); border: 1px solid rgba(179,38,30,.4);
  color: #ff9d94; border-radius: 12px; padding: 16px 20px; text-align: center; font-weight: 500; }

/* ---------------------------------------------------------------- footer */
footer { background: #0b0e0a; color: var(--creme-mut); text-align: center; padding: 8vh 8vw; font-size: 14px;
  position: relative; z-index: 2; }
footer b { color: var(--creme); }
.legal { max-width: 52em; margin: 14px auto 0; font-size: 12.5px; color: #857d6b; }
.credit { margin-top: 22px; }
.credit a { color: var(--creme); }

/* ---------------------------------------------------------------- reveal (ScrollTrigger) */
.reveal { opacity: 0; transform: translateY(40px); }

/* ---------------------------------------------------------------- responsive */
@media (max-width: 940px) {
  .hero-inner { grid-template-columns: 1fr; padding-top: 14vh; gap: 6vh; }
  .film-frame { width: min(92%, 400px); }
  .concept-grid { grid-template-columns: 1fr; gap: 44px; }
  .api-points { grid-template-columns: 1fr; }
  .uploads { grid-template-columns: 1fr; }
  .result-grid { grid-template-columns: 1fr; }
}