/* =========================================================
   MAISON GIVRÉE — Scrollytelling premium
   Palette (brief) : noir profond + or chaud
   Typo : Fraunces (display, italique pour l'accent) + Inter
   ========================================================= */

/* ---------- Variables ---------- */
:root {
  --black: #000000;
  --black-2: #0a0807;          /* noir chaud pour panneaux / dégradés */
  --cream: #f4efe6;            /* crème chaud (texte) */
  --muted: rgba(244, 239, 230, 0.56);
  --muted-2: rgba(244, 239, 230, 0.40);
  --gold: #d9b46b;
  --gold-light: #ecd6a6;
  --gold-soft: rgba(217, 180, 107, 0.20);
  --hair: rgba(244, 239, 230, 0.14); /* filets */

  --ease: cubic-bezier(0.16, 1, 0.3, 1);   /* easeOutExpo doux */
  --ease-soft: cubic-bezier(0.4, 0, 0.2, 1);
  --maxw: 1180px;

  --font-serif: "Fraunces", Georgia, "Times New Roman", serif;
  --font-sans: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

/* ---------- Reset léger ---------- */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--black);
  color: var(--cream);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.6;
  letter-spacing: 0.01em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

h1, h2 {
  font-family: var(--font-serif);
  font-weight: 400;
  margin: 0;
  font-optical-sizing: auto;
}

/* Lenis : transitions de scroll fluides */
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-stopped { overflow: hidden; }

/* Focus accessible et visible partout */
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
  border-radius: 4px;
}

::selection { background: var(--gold-soft); color: var(--cream); }

/* =========================================================
   PRELOADER
   ========================================================= */
.preloader {
  position: fixed; inset: 0; z-index: 200;
  display: flex; align-items: center; justify-content: center;
  background: var(--black);
  /* Le rideau se lève (translateY) après que le nom se soit estompé */
  transition: transform 1s var(--ease) 0.25s;
  will-change: transform;
}
.preloader.is-done { transform: translateY(-101%); pointer-events: none; }
.preloader.is-done .preloader__brand { opacity: 0; transition: opacity 0.35s var(--ease); }
.preloader__brand { display: flex; flex-direction: column; align-items: center; gap: 1.6rem; }
.preloader__name {
  font-family: var(--font-serif);
  font-size: clamp(1.3rem, 4vw, 2rem);
  letter-spacing: 0.22em;
  color: var(--cream);
  opacity: 0;
  animation: fadeUp 1s var(--ease) forwards;
}
.preloader__bar { display: block; width: 150px; height: 1px; background: var(--hair); overflow: hidden; }
.preloader__fill { display: block; height: 100%; width: 0%; background: var(--gold); transition: width 0.4s linear; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

/* =========================================================
   Décor : grain + vignette
   ========================================================= */
.grain {
  position: fixed; inset: 0; z-index: 60; pointer-events: none;
  opacity: 0.035; mix-blend-mode: overlay;
  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='0.8' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.vignette {
  position: fixed; inset: 0; z-index: 55; pointer-events: none;
  background: radial-gradient(125% 100% at 50% 50%, transparent 52%, rgba(0,0,0,0.6) 100%);
}

/* =========================================================
   HEADER FIXE (apparaît après le hero)
   ========================================================= */
.siteheader {
  position: fixed; top: 0; left: 0; right: 0; z-index: 80;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.05rem clamp(1.2rem, 3vw, 2.6rem);
  transform: translateY(-100%); opacity: 0; pointer-events: none;
  transition: transform 0.6s var(--ease), opacity 0.6s var(--ease);
}
.siteheader::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(to bottom, rgba(0,0,0,0.7), rgba(0,0,0,0));
}
.siteheader.is-visible { transform: none; opacity: 1; pointer-events: auto; }
.siteheader__brand {
  font-family: var(--font-serif); font-size: 1rem;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--cream);
}
.siteheader__cta {
  font-size: 0.72rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--gold); padding-bottom: 3px; border-bottom: 1px solid var(--gold-soft);
  transition: border-color 0.4s var(--ease), color 0.4s var(--ease);
}
.siteheader__cta:hover { border-color: var(--gold); }

/* =========================================================
   Indicateur de progression
   ========================================================= */
.progress { position: fixed; top: 50%; right: clamp(16px, 2.4vw, 34px); transform: translateY(-50%); z-index: 70; }
.progress ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 18px; }
.progress__dot {
  width: 9px; height: 9px; padding: 0;
  border: 1px solid rgba(244, 239, 230, 0.4);
  border-radius: 50%; background: transparent; cursor: pointer;
  transition: background 0.5s var(--ease), border-color 0.5s var(--ease), transform 0.5s var(--ease);
}
.progress__dot:hover { border-color: var(--gold); }
.progress__dot.is-active {
  background: var(--gold); border-color: var(--gold); transform: scale(1.4);
  box-shadow: 0 0 14px rgba(217, 180, 107, 0.55);
}
@media (max-width: 680px) {
  .progress { top: auto; bottom: 16px; right: 50%; transform: translateX(50%); }
  .progress ul { flex-direction: row; }
}

/* =========================================================
   Boutons (pill) — finition premium
   ========================================================= */
.btn {
  position: relative; isolation: isolate; overflow: hidden;
  display: inline-flex; align-items: center; gap: 0.65em;
  font-family: var(--font-sans);
  font-weight: 500; font-size: 0.9rem; letter-spacing: 0.06em;
  padding: 1.05em 2.4em; border-radius: 999px; cursor: pointer;
  transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease);
  will-change: transform;
}
.btn__label, .btn__arrow { position: relative; z-index: 2; }
.btn__arrow { transition: transform 0.5s var(--ease); }
.btn:hover .btn__arrow, .btn:focus-visible .btn__arrow { transform: translateX(5px); }

/* Éclat spéculaire qui balaie le bouton au survol */
.btn::before {
  content: ""; position: absolute; top: 0; left: -130%; z-index: 1;
  width: 55%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.55), transparent);
  transform: skewX(-18deg);
  transition: left 0.75s var(--ease);
}
.btn:hover::before, .btn:focus-visible::before { left: 150%; }

.btn--gold {
  color: #1a1206;
  background: linear-gradient(180deg, #f6e3b8 0%, #e6c47e 46%, var(--gold) 72%, #c19a52 100%);
  box-shadow:
    0 12px 34px -8px rgba(217, 180, 107, 0.55),
    0 2px 6px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.65),
    inset 0 -1px 0 rgba(120, 80, 20, 0.28);
}
/* Liseré doré lumineux autour du bouton */
.btn--gold::after {
  content: ""; position: absolute; inset: 0; z-index: 0; border-radius: inherit;
  padding: 1px;
  background: linear-gradient(180deg, rgba(255, 247, 224, 0.9), rgba(217, 180, 107, 0.1));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0.7;
}
.btn--gold:hover, .btn--gold:focus-visible {
  transform: translateY(-3px);
  box-shadow:
    0 20px 48px -8px rgba(217, 180, 107, 0.7),
    0 3px 10px rgba(0, 0, 0, 0.34),
    inset 0 1px 0 rgba(255, 255, 255, 0.75),
    inset 0 -1px 0 rgba(120, 80, 20, 0.32);
}
.btn--gold:active { transform: translateY(-1px); }

.btn--lg { font-size: 1rem; padding: 1.2em 3em; }

/* =========================================================
   Eyebrow (label tracé, encadré de filets)
   ========================================================= */
.eyebrow {
  font-size: 0.72rem; letter-spacing: 0.34em; text-transform: uppercase;
  color: var(--gold); margin: 0 0 1.6rem; white-space: nowrap;
}
.eyebrow--lines {
  display: inline-flex; align-items: center; gap: 0.95rem;
}
.eyebrow--lines::before, .eyebrow--lines::after {
  content: ""; width: clamp(22px, 4vw, 40px); height: 1px;
  background: linear-gradient(to var(--dir, right), var(--gold), transparent);
}
.eyebrow--lines::before { --dir: left; }

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative; min-height: 100vh; min-height: 100svh;
  display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 7rem 1.5rem;
  background: radial-gradient(58% 46% at 50% 28%, rgba(217, 180, 107, 0.10), transparent 72%), var(--black);
}
.hero__inner {
  width: 100%;
  max-width: var(--maxw);
  display: flex; flex-direction: column; align-items: center;
}

/* Mot-symbole : centré viewport, dégradé "givré" (crème -> or)
   + reflet de lumière qui balaie lentement (effet givre/frost). */
.hero__title {
  margin: 0 0 1.8rem;
  font-size: clamp(2.3rem, 8.4vw, 6.6rem);
  line-height: 0.98;
  letter-spacing: -0.018em;          /* tracking négatif = display premium */
  font-weight: 400;
  background-image:
    linear-gradient(100deg, rgba(255,255,255,0) 40%, rgba(255,255,255,0.65) 50%, rgba(255,255,255,0) 60%),
    linear-gradient(180deg, #f8f2e8 0%, #ecd9b6 52%, var(--gold) 100%);
  background-size: 260% 100%, 100% 100%;
  background-position: 180% 0, 0 0;
  background-repeat: no-repeat;
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  animation: wordmarkSheen 7.5s ease-in-out 2s infinite;
}
@keyframes wordmarkSheen {
  0%   { background-position: 180% 0, 0 0; }
  22%  { background-position: -90% 0, 0 0; }
  100% { background-position: -90% 0, 0 0; }
}

.hero__rule {
  width: 1px; height: 54px; margin: 0.4rem 0 1.7rem;
  background: linear-gradient(to bottom, var(--gold), transparent);
}

.hero__baseline {
  font-family: var(--font-serif); font-style: italic; font-weight: 400;
  font-size: clamp(1.2rem, 2.5vw, 1.75rem); line-height: 1.3;
  color: var(--cream); max-width: 620px; margin: 0 0 1.1rem;
}

.hero__sub {
  font-size: clamp(0.95rem, 1.5vw, 1.05rem); color: var(--muted);
  max-width: 480px; margin: 0 auto 2.8rem;
}

.hero__scroll {
  /* Centré via left/right:0 + align-items (pas de translateX, pour
     laisser le transform libre aux animations de révélation). */
  position: absolute; bottom: 30px; left: 0; right: 0;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  font-size: 0.66rem; letter-spacing: 0.3em; text-transform: uppercase; color: var(--muted-2);
}
.hero__scroll-line {
  width: 1px; height: 46px; background: linear-gradient(to bottom, var(--gold), transparent);
  animation: scrollPulse 2.4s var(--ease) infinite;
}
@keyframes scrollPulse {
  0%, 100% { transform: scaleY(0.4); opacity: 0.4; transform-origin: top; }
  50% { transform: scaleY(1); opacity: 1; transform-origin: top; }
}

/* =========================================================
   STAGE — scène unique épinglée (scroll-scrubbing + crossfade)
   ========================================================= */
.stage { position: relative; }
.stage__pin { position: relative; width: 100%; }

.step {
  position: relative; min-height: 100vh; min-height: 100svh;
  display: flex; align-items: flex-end; justify-content: center;
  overflow: hidden;
}
.step__video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; background: #000; z-index: 1;
}
/* Scrim équilibré : assombrit haut ET bas (vignette) pour que les
   légendes restent lisibles dans n'importe quel coin. */
.step__scrim {
  position: absolute; inset: 0; z-index: 2;
  background:
    linear-gradient(to bottom, rgba(0,0,0,0.58) 0%, rgba(0,0,0,0) 26%, rgba(0,0,0,0) 62%, rgba(0,0,0,0.82) 100%),
    radial-gradient(120% 95% at 50% 50%, transparent 52%, rgba(0,0,0,0.45) 100%);
}

/* Mots animés (kinetic) : ils pop-up un par un autour de la glace. */
.step__words { position: absolute; inset: 0; z-index: 3; pointer-events: none; }
.word {
  position: absolute; opacity: 0; white-space: nowrap;
  max-width: 38vw;
  font-family: var(--font-sans);
  font-size: clamp(0.68rem, 1.3vw, 0.9rem);
  letter-spacing: 0.24em; text-transform: uppercase; color: var(--gold);
  text-shadow: 0 2px 26px rgba(0,0,0,0.75);
  will-change: opacity, transform;
}
.word--big {
  font-family: var(--font-serif); text-transform: none;
  letter-spacing: -0.012em; color: var(--cream);
  font-size: clamp(1.7rem, 4.2vw, 3.3rem); line-height: 1.05;
  white-space: normal; max-width: 34vw;
}
/* Positions autour du sujet central. On évite le centre vertical ET la
   colonne de droite (≈ top 50%) où se trouvent les points de progression. */
.pos-tl { top: 15%; left: 7%; text-align: left; }
.pos-tr { top: 17%; right: 9%; text-align: right; }
.pos-ml { top: 42%; left: 6%; text-align: left; }
.pos-mr { top: 33%; right: 9%; text-align: right; }
.pos-bl { bottom: 16%; left: 8%; text-align: left; }
.pos-br { bottom: 20%; right: 9%; text-align: right; }

/* Mode épinglé : superposition pour le crossfade */
.stage.is-pinned { height: 460vh; }
.stage.is-pinned .stage__pin { height: 100vh; height: 100svh; overflow: hidden; }
.stage.is-pinned .step {
  position: absolute; inset: 0; min-height: 0; height: 100%;
  opacity: 0; will-change: opacity;
}

/* ---- Overlay de marque (accueil) sur la 1re vidéo ----
   Par défaut (fallback non épinglé) : bloc plein écran normal.
   En mode épinglé : overlay absolu posé sur la 1re vidéo. */
.stage__hero {
  position: relative; min-height: 100vh; min-height: 100svh; z-index: 6;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 7rem 1.5rem;
  pointer-events: none;            /* le scroll passe à travers */
  will-change: opacity, transform;
}
.stage.is-pinned .stage__hero {
  position: absolute; inset: 0; min-height: 0;
}
.stage__hero a, .stage__hero .btn { pointer-events: auto; }
.stage__hero-veil {
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(120% 90% at 50% 46%, rgba(0,0,0,0.5), rgba(0,0,0,0.82)),
    linear-gradient(to bottom, rgba(0,0,0,0.45), rgba(0,0,0,0.3) 42%, rgba(0,0,0,0.72));
}
.stage__hero-inner {
  width: 100%; max-width: var(--maxw);
  display: flex; flex-direction: column; align-items: center;
}

/* =========================================================
   CTA FINAL
   ========================================================= */
.cta {
  position: relative; min-height: 100vh; min-height: 100svh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 7rem 1.5rem 2rem;
  background: radial-gradient(66% 56% at 50% 42%, rgba(217, 180, 107, 0.11), transparent 72%), var(--black);
}
.cta__inner { width: 100%; max-width: 720px; position: relative; z-index: 2; }

/* ---- Variante : split éditorial (photo à gauche, texte à droite) ---- */
.cta--split {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  align-items: stretch;
  padding: 0;
  text-align: left;
  overflow: hidden;
}
.cta__visual { position: relative; overflow: hidden; }
.cta__visual img { width: 100%; height: 100%; object-fit: cover; }
.cta__visual::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to right, transparent 60%, rgba(0,0,0,0.55));
}
.cta__panel {
  display: flex; flex-direction: column; justify-content: center;
  padding: clamp(2.6rem, 6vw, 6rem) clamp(1.6rem, 5vw, 5rem);
  background: var(--black);
}
.cta__panel .cta__title { margin-bottom: 1.3rem; }
.cta__panel .cta__text { margin: 0 0 2.4rem; max-width: 440px; }
.cta__panel-list {
  list-style: none; margin: 2.6rem 0 0; padding: 1.9rem 0 0;
  border-top: 1px solid var(--hair);
  display: grid; gap: 1.2rem; max-width: 480px;
}
.cta__panel-list li { display: flex; flex-direction: column; gap: 0.28rem; }
.cta__panel .footer { margin-top: 2.4rem; padding-top: 0; text-align: left; }

@media (max-width: 820px) {
  .cta--split { grid-template-columns: 1fr; min-height: auto; }
  .cta__visual { height: 44vh; }
  .cta__panel { padding: 3rem 1.5rem 4rem; }
}
.cta__title {
  font-size: clamp(2.6rem, 7.5vw, 5.2rem); line-height: 1; letter-spacing: -0.018em;
  margin-bottom: 1.4rem;
}
.cta__text {
  font-size: clamp(1rem, 1.7vw, 1.18rem); color: var(--muted);
  max-width: 460px; margin: 0 auto 2.8rem;
}

/* Infos : 3 colonnes centrées séparées par des filets */
.cta__meta {
  list-style: none; margin: 3.6rem auto 0; padding: 2.4rem 0 0;
  border-top: 1px solid var(--hair);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0;
  max-width: 680px; text-align: center;
}
.cta__meta li {
  display: flex; flex-direction: column; gap: 0.5rem;
  padding: 0.2rem 1.4rem;
}
.cta__meta li + li { border-left: 1px solid var(--hair); }
.cta__meta-label {
  font-size: 0.66rem; letter-spacing: 0.26em; text-transform: uppercase; color: var(--gold);
}
.cta__meta-value { font-size: 0.95rem; color: var(--cream); line-height: 1.5; }
.cta__meta-value a { border-bottom: 1px solid var(--gold-soft); transition: border-color 0.4s var(--ease); }
.cta__meta-value a:hover { border-color: var(--gold); }

.footer {
  margin-top: auto; padding-top: 3rem;
  font-size: 0.74rem; color: var(--muted-2); letter-spacing: 0.04em;
}

@media (max-width: 640px) {
  .cta__meta { grid-template-columns: 1fr; gap: 0; max-width: 340px; }
  .cta__meta li { padding: 1.3rem 0; }
  .cta__meta li + li { border-left: none; border-top: 1px solid var(--hair); }
}

/* =========================================================
   RESPONSIVE — tablettes
   ========================================================= */
@media (max-width: 900px) {
  .hero { padding: 6rem 1.4rem; }
  .cta__meta { max-width: 600px; }
  .cta__meta li { padding: 0.2rem 1rem; }
}

/* =========================================================
   RESPONSIVE — mobiles
   ========================================================= */
@media (max-width: 680px) {
  .hero, .stage__hero { padding: 5rem 1.25rem; }
  .cta { padding-bottom: 4rem; } /* dégage le pied de page des points de progression */
  .hero__inner, .stage__hero-inner { max-width: 480px; }
  .hero__title { margin-bottom: 1.2rem; }
  .hero__rule { height: 34px; margin: 0.1rem 0 1.1rem; }
  .hero__baseline { margin-bottom: 0.85rem; }
  .hero__sub { margin-bottom: 2rem; }
  /* On masque l'invite de scroll pour éviter le chevauchement
     avec les points de progression (placés en bas sur mobile). */
  .hero__scroll { display: none; }

  .eyebrow { font-size: 0.66rem; letter-spacing: 0.24em; margin-bottom: 1.1rem; }
  .eyebrow--lines { gap: 0.6rem; }
  .eyebrow--lines::before, .eyebrow--lines::after { width: 16px; }

  /* Sur mobile : le cône remplit l'écran -> on place les mots en bandes
     HAUT (au-dessus des boules) et BAS (zone sombre), centrés. */
  .step__scrim {
    background:
      linear-gradient(to bottom, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.1) 22%, rgba(0,0,0,0.1) 52%, rgba(0,0,0,0.92) 100%),
      radial-gradient(130% 100% at 50% 45%, transparent 46%, rgba(0,0,0,0.5) 100%);
  }
  /* Centrage via left/right (PAS de transform : il est piloté par GSAP) */
  .word { left: 7vw; right: 7vw; max-width: none; text-align: center; white-space: normal; }
  .word--big { font-size: clamp(1.7rem, 8vw, 2.5rem); }
  /* haut */
  .pos-tl, .pos-tr, .pos-ml { top: clamp(4.5rem, 13vh, 8rem); bottom: auto; }
  /* bas (dans la zone sombre) */
  .pos-mr, .pos-bl, .pos-br { bottom: clamp(3rem, 10vh, 5rem); top: auto; }
}

@media (max-width: 360px) {
  .eyebrow { letter-spacing: 0.18em; }
  .eyebrow--lines::before, .eyebrow--lines::after { width: 10px; }
}

/* =========================================================
   RESPONSIVE — hauteur réduite (mobiles en paysage, petits portables)
   Le hero ne doit pas rogner son contenu : on l'autorise à grandir
   au-delà de l'écran et on compacte l'espacement.
   ========================================================= */
@media (max-height: 560px) and (min-width: 481px) {
  .hero, .cta, .stage__hero { min-height: 0; padding-top: 4.5rem; padding-bottom: 4.5rem; }
  .hero__rule { height: 30px; margin: 0.2rem 0 1rem; }
  .hero__sub { margin-bottom: 1.6rem; }
  .hero__scroll { display: none; }
}

/* =========================================================
   Révélations (.reveal) — état initial
   ========================================================= */
.js .reveal { opacity: 0; transform: translateY(28px); }

/* =========================================================
   prefers-reduced-motion
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1 !important; transform: none !important; }
  .hero__scroll-line { animation: none; }
  .hero__title { animation: none; background-position: -90% 0, 0 0; }
  /* Mots : pas d'animation -> on montre seulement le mot principal de chaque étape */
  .word--big { opacity: 1 !important; }
  /* Pas de rideau qui glisse : simple fondu */
  .preloader { transition: opacity 0.5s var(--ease); }
  .preloader.is-done { transform: none; opacity: 0; visibility: hidden; }

  .stage.is-pinned { height: auto; }
  .stage.is-pinned .stage__pin { height: auto; }
  .stage.is-pinned .step {
    position: relative; inset: auto;
    min-height: 100vh; min-height: 100svh; height: auto; opacity: 1;
  }
}