/* ELHIRECH Design Studio — feuille de style (v2, retours de Nouhaila du 03/10/2026)
   Noir et blanc, touche de beige et de gris · typographie proche du logo :
   Cormorant Garamond (serif classique, comme « ELHIRECH ») + Montserrat (capitales espacées, comme « DESIGN STUDIO »).
   Pas d'arcs : cadres droits et sobres. */

:root {
  --black: #0f0f0f;
  --black-2: #1a1a1a;
  --white: #ffffff;
  --off: #f6f5f2;      /* blanc cassé (fonds clairs secondaires) */
  --beige: #e9e3da;    /* touche de beige */
  --beige-2: #cfc5b7;  /* beige soutenu : filets, accents sur fond noir */
  --grey: #8b8b8b;     /* touche de gris : mots mis en valeur, légendes */
  --grey-2: #5f5f5f;   /* texte secondaire sur fond clair */
  --line: rgba(15, 15, 15, .12);
  --line-light: rgba(255, 255, 255, .14);

  --serif: "Cormorant Garamond", "Times New Roman", serif;
  --sans: "Montserrat", system-ui, sans-serif;

  --gutter: clamp(20px, 4vw, 64px);
  --ease: cubic-bezier(.16, 1, .3, 1);
  --ease-io: cubic-bezier(.65, 0, .35, 1);
  --header-h: 80px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
body {
  margin: 0;
  background: var(--white);
  color: var(--black);
  font-family: var(--sans);
  font-weight: 400;
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, video, svg { display: block; max-width: 100%; }
[hidden] { display: none !important; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
em { font-style: normal; }
::selection { background: var(--beige); color: var(--black); }
:focus-visible { outline: 1px solid var(--black); outline-offset: 4px; }

.wrap { width: 100%; max-width: 1400px; margin: 0 auto; padding: 0 var(--gutter); }
.skip { position: absolute; left: -999px; top: 8px; z-index: 200; background: var(--black); color: var(--white); padding: 10px 16px; }
.skip:focus { left: 8px; }

/* ---------- typographie ---------- */
.eyebrow {
  font-family: var(--sans); font-weight: 500; font-size: 10.5px; letter-spacing: .34em; text-transform: uppercase;
  color: var(--grey); margin: 0 0 26px; display: flex; align-items: center; gap: 14px;
}
.eyebrow .idx { letter-spacing: .12em; color: var(--black); }
.eyebrow--light { color: rgba(255, 255, 255, .55); }
.eyebrow--light .idx { color: var(--beige-2); }
.h2 {
  font-family: var(--serif); font-weight: 400; font-size: clamp(34px, 4.2vw, 64px); line-height: 1.08; letter-spacing: .005em; margin: 0;
}
.h2 em, .hero__title em, .contact__title em, .footer__claim em, .step__title em, .step__end em { color: var(--grey); }
.h2--light { color: var(--white); }
.h2--light em { color: var(--beige-2); }
.lead { font-size: clamp(15px, 1.05vw, 17px); line-height: 1.8; color: var(--grey-2); max-width: 500px; margin: 26px 0 0; font-weight: 300; }
.lead--light { color: rgba(255, 255, 255, .7); }
.lead a { border-bottom: 1px solid currentColor; }

/* ---------- boutons ---------- */
.btn {
  --bg: transparent; --fg: var(--black); --bd: var(--black);
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  height: 50px; padding: 0 30px; border: 1px solid var(--bd); background: var(--bg); color: var(--fg);
  font-family: var(--sans); font-weight: 500; font-size: 10.5px; letter-spacing: .28em; text-transform: uppercase;
  overflow: hidden; isolation: isolate; transition: color .5s var(--ease), border-color .5s var(--ease);
}
.btn::before {
  content: ""; position: absolute; inset: 0; z-index: -1; background: var(--black);
  transform: translateY(101%); transition: transform .6s var(--ease);
}
.btn:hover::before { transform: translateY(0); }
.btn:hover { color: var(--white); }
.btn span { position: relative; display: inline-block; }
.btn--fill { --bg: var(--black); --fg: var(--white); }
.btn--fill::before { background: var(--beige-2); }
.btn--fill:hover { color: var(--black); border-color: var(--beige-2); }
.btn--light { --fg: var(--white); --bd: rgba(255, 255, 255, .5); }
.btn--light::before { background: var(--white); }
.btn--light:hover { color: var(--black); }
.btn--invert { --bg: var(--white); --fg: var(--black); --bd: var(--white); }
.btn--invert::before { background: var(--beige-2); }
.btn--invert:hover { color: var(--black); border-color: var(--beige-2); }
.btn--ghost { --bd: rgba(255, 255, 255, .3); --fg: var(--white); }
.btn--ghost::before { background: rgba(255, 255, 255, .1); }
.btn[disabled] { opacity: .35; pointer-events: none; }
.link { font-family: var(--sans); font-weight: 500; font-size: 10.5px; letter-spacing: .26em; text-transform: uppercase; border-bottom: 1px solid currentColor; padding-bottom: 6px; display: inline-flex; gap: 10px; }
.link span { transition: transform .5s var(--ease); }
.link:hover span { transform: translateX(6px); }

/* ---------- ouverture : le logo complet (ELHIRECH + DESIGN STUDIO) s'ouvre ---------- */
.loader { position: fixed; inset: 0; z-index: 100; }
.loader.is-open { pointer-events: none; }
.loader__half { position: absolute; left: 0; right: 0; height: 50%; background: var(--black); transition: transform 1.3s var(--ease-io); }
.loader__half--top { top: 0; }
.loader__half--bot { bottom: 0; }
.loader.is-open .loader__half--top { transform: translateY(-100%); }
.loader.is-open .loader__half--bot { transform: translateY(100%); }
/* le logo s'ouvre entre ELHIRECH (qui monte) et DESIGN STUDIO (qui descend, toujours lisible) :
   la ligne d'ouverture passe à y = 157 / 227 du logo ; les filets (y = 203,5) se prolongent jusqu'aux bords de l'écran */
.loader { --lw: min(80vw, 620px); }
.loader__logo { position: absolute; left: 50%; top: 50%; width: var(--lw); aspect-ratio: 1122 / 227; transform: translate(-50%, -69.16%); }
.loader__seam { position: absolute; left: 0; right: 0; top: calc(50% + var(--lw) * .04144); height: 1px; transition: transform 1.3s var(--ease-io); }
.loader__seam::before, .loader__seam::after { content: ""; position: absolute; top: 0; height: 1px; width: calc(50% - var(--lw) / 2 + 2px); background: var(--beige-2); transform: scaleX(0); transition: transform 1s var(--ease-io); }
.loader__seam::before { left: 0; transform-origin: right; }
.loader__seam::after { right: 0; transform-origin: left; }
.loader.is-seam .loader__seam::before, .loader.is-seam .loader__seam::after { transform: scaleX(1); }
.lg-up, .lg-down { position: absolute; inset: 0; transition: transform 1.3s var(--ease-io); }
.loader.is-open .lg-up { transform: translateY(-50vh); }
.loader.is-open .lg-down, .loader.is-open .loader__seam { transform: translateY(50vh); }
.loader.is-open .loader__sheen { opacity: 0; }
.lg { position: absolute; overflow: hidden; }
.lg i { position: absolute; inset: 0; background: url("../img/logo-ivoire.png") no-repeat; }
.lg--l { transform: translateX(var(--dx)); transition: transform 1.9s var(--ease) var(--d); }
.lg--l i { transform: translateY(112%); filter: blur(5px); transition: transform 1.3s var(--ease) var(--d), filter 1.3s var(--ease) var(--d); }
.lg--line i { transform: scaleX(0); transform-origin: var(--o); transition: transform 1.1s var(--ease-io) var(--d); }
.lg--ds { clip-path: inset(0 50% 0 50%); opacity: 0; transition: clip-path 1.2s var(--ease-io) var(--d), opacity .9s var(--ease) var(--d); }
.loader.is-in .lg--l, .loader.is-in .lg--l i, .loader.is-in .lg--line i { transform: none; filter: none; }
.loader.is-in .lg--ds { clip-path: inset(0 0 0 0); opacity: 1; }
/* reflet de lumière qui traverse le logo (masqué par la forme des lettres) */
.loader__sheen {
  position: absolute; inset: 0; z-index: 2; pointer-events: none; opacity: 0;
  background: linear-gradient(100deg, rgba(255, 246, 228, 0) 38%, rgba(255, 246, 228, .95) 50%, rgba(255, 246, 228, 0) 62%) no-repeat;
  background-size: 260% 100%; background-position: 130% 0;
  -webkit-mask: url("../img/logo-ivoire.png") center / 100% 100% no-repeat; mask: url("../img/logo-ivoire.png") center / 100% 100% no-repeat;
}
.loader.is-shine .loader__sheen { opacity: 1; background-position: -30% 0; transition: background-position 1.4s var(--ease-io), opacity .2s; }
body.is-loading { overflow: hidden; }

/* ---------- curseur ---------- */
.cursor { position: fixed; left: 0; top: 0; z-index: 90; pointer-events: none; }
.cursor__dot, .cursor__ring { position: fixed; left: 0; top: 0; border-radius: 50%; will-change: transform; }
.cursor__dot { width: 5px; height: 5px; margin: -2.5px 0 0 -2.5px; background: var(--black); }
.cursor__ring {
  width: 36px; height: 36px; margin: -18px 0 0 -18px; border: 1px solid rgba(15, 15, 15, .3);
  display: grid; place-items: center; transition: width .45s var(--ease), height .45s var(--ease), margin .45s var(--ease), background .45s, border-color .45s;
}
.cursor__label { font-family: var(--sans); font-weight: 500; font-size: 9px; letter-spacing: .22em; text-transform: uppercase; color: var(--black); opacity: 0; transition: opacity .3s; }
.cursor.is-big .cursor__ring { width: 92px; height: 92px; margin: -46px 0 0 -46px; background: var(--beige); border-color: var(--beige); }
.cursor.is-big .cursor__label { opacity: 1; }
.cursor.is-link .cursor__ring { width: 54px; height: 54px; margin: -27px 0 0 -27px; border-color: var(--black); }
.cursor.on-dark .cursor__ring { border-color: rgba(255, 255, 255, .45); }
.cursor.on-dark .cursor__dot { background: var(--white); }
@media (hover: none), (pointer: coarse) { .cursor { display: none; } }
@media (hover: hover) and (pointer: fine) { body.has-cursor, body.has-cursor a, body.has-cursor button, body.has-cursor label { cursor: none; } }

/* ---------- en-tête ---------- */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 50; height: var(--header-h); padding: 0 var(--gutter);
  display: flex; align-items: center; gap: 40px; color: var(--black); transition: color .5s var(--ease), background .5s var(--ease), transform .6s var(--ease);
}
.header.is-hidden { transform: translateY(-100%); }
.header.is-solid { background: rgba(255, 255, 255, .86); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.header[data-theme="dark"] { color: var(--white); }
.header[data-theme="dark"].is-solid { background: rgba(15, 15, 15, .75); }
.header__logo { position: relative; width: 150px; flex: none; }
.header__logo img { width: 100%; transition: opacity .4s; }
.header__logo .logo-light { position: absolute; inset: 0; opacity: 0; }
.header[data-theme="dark"] .logo-dark { opacity: 0; }
.header[data-theme="dark"] .logo-light { opacity: 1; }
.nav { display: flex; gap: 34px; margin-left: auto; }
.nav a { position: relative; font-weight: 500; font-size: 10.5px; letter-spacing: .24em; text-transform: uppercase; padding: 6px 0; }
.nav a::after { content: ""; position: absolute; left: 0; bottom: 0; height: 1px; width: 100%; background: currentColor; transform: scaleX(0); transform-origin: right; transition: transform .5s var(--ease); }
.nav a:hover::after, .nav a.is-active::after { transform: scaleX(1); transform-origin: left; }
.header__cta { height: 42px; padding: 0 22px; font-size: 10px; }
.header[data-theme="dark"] .header__cta { --fg: var(--white); --bd: rgba(255, 255, 255, .5); }
.header[data-theme="dark"] .header__cta::before { background: var(--white); }
.header[data-theme="dark"] .header__cta:hover { color: var(--black); }
.progress { position: absolute; left: 0; right: 0; bottom: 0; height: 1px; }
.progress__bar { height: 100%; background: var(--beige-2); transform-origin: left; transform: scaleX(0); }
.burger { display: none; width: 44px; height: 44px; margin-left: auto; position: relative; }
.burger span { position: absolute; left: 10px; right: 10px; height: 1px; background: currentColor; transition: transform .5s var(--ease); }
.burger span:first-child { top: 18px; }
.burger span:last-child { top: 26px; }
.menu-open .burger span:first-child { transform: translateY(4px) rotate(45deg); }
.menu-open .burger span:last-child { transform: translateY(-4px) rotate(-45deg); }

.menu {
  position: fixed; inset: 0; z-index: 45; background: var(--black); color: var(--white);
  padding: calc(var(--header-h) + 40px) var(--gutter) 40px; display: flex; flex-direction: column; justify-content: space-between;
  clip-path: inset(0 0 100% 0); transition: clip-path .9s var(--ease-io); visibility: hidden;
}
.menu-open .menu { clip-path: inset(0 0 0 0); visibility: visible; }
.menu-open .header { color: var(--white); background: transparent !important; backdrop-filter: none; -webkit-backdrop-filter: none; }
.menu-open .header .logo-dark { opacity: 0; }
.menu-open .header .logo-light { opacity: 1; }
.menu__nav { display: flex; flex-direction: column; gap: 4px; }
.menu__nav a { font-family: var(--serif); font-weight: 400; font-size: clamp(26px, 7vw, 36px); line-height: 1.35; display: flex; align-items: baseline; gap: 16px; padding: 6px 0; border-bottom: 1px solid var(--line-light); }
.menu__nav small { font-family: var(--sans); font-size: 10px; letter-spacing: .2em; color: var(--beige-2); min-width: 22px; }
.menu__logo { width: 60%; max-width: 300px; opacity: .9; }

/* ---------- HÉRO ---------- */
.hero { position: relative; height: 260vh; background: var(--white); }
.hero__pin { position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden; }
.hero__intro {
  position: absolute; z-index: 1; left: var(--gutter); top: 50%; transform: translateY(-46%); width: min(50vw, 760px);
}
.hero__intro .eyebrow { margin-bottom: 30px; }
.hero__title {
  margin: 0; font-family: var(--serif); font-weight: 400; font-size: clamp(34px, 4.4vw, 76px); line-height: 1.12;
  letter-spacing: .06em; text-transform: uppercase;
}
.hero__lead { margin: 32px 0 0; max-width: 420px; font-size: clamp(14px, 1vw, 16px); font-weight: 300; color: var(--grey-2); }
.hero__ctas { display: flex; align-items: center; gap: 32px; margin-top: 40px; flex-wrap: wrap; }
.hero__lead, .hero__ctas, .hero__intro .eyebrow { opacity: 0; transform: translateY(20px); }
.is-ready .hero__lead, .is-ready .hero__ctas, .is-ready .hero__intro .eyebrow { opacity: 1; transform: none; transition: opacity 1.2s var(--ease) .45s, transform 1.2s var(--ease) .45s; }
.is-ready .hero__intro .eyebrow { transition-delay: .1s; }
.mask { display: block; overflow: hidden; padding-bottom: .08em; }
.mask > span { display: block; transform: translateY(105%); }
.is-ready .mask > span { transform: translateY(0); transition: transform 1.4s var(--ease); }
.is-ready .mask + .mask > span { transition-delay: .12s; }

.hero__frame {
  --t: 14vh; --r: 10vw; --b: 8vh; --l: 58vw;
  position: absolute; inset: 0; z-index: 2; background: var(--black);
  clip-path: inset(var(--t) var(--r) var(--b) var(--l));
}
.hero__video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transform-origin: 50% 50%; }
/* halo de lumière chaude qui glisse lentement sur la table (la vidéo reste en couleur) */
.hero__light {
  position: absolute; inset: -12%; pointer-events: none; mix-blend-mode: soft-light;
  background:
    radial-gradient(38% 34% at 32% 30%, rgba(255, 236, 206, .7), rgba(255, 236, 206, 0) 70%),
    radial-gradient(55% 50% at 78% 86%, rgba(20, 14, 8, .35), rgba(20, 14, 8, 0) 72%);
  animation: lumiere 18s ease-in-out infinite alternate;
}
@keyframes lumiere { 0% { transform: translate(-7%, -5%); } 100% { transform: translate(9%, 7%); } }
.hero__veil { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(15, 15, 15, .2), rgba(15, 15, 15, 0) 30%, rgba(15, 15, 15, 0) 70%, rgba(15, 15, 15, .5)); opacity: 0; pointer-events: none; }
.hero__reveal { position: absolute; left: var(--gutter); right: var(--gutter); bottom: 13vh; color: var(--white); opacity: 0; }
.hero__statement { font-family: var(--serif); font-weight: 400; font-size: clamp(32px, 4.2vw, 68px); line-height: 1.1; margin: 0; letter-spacing: .01em; }
.hero__statement em { color: var(--beige-2); }
.hero__outline { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 2; pointer-events: none; overflow: visible; }
.hero__outline path { fill: none; stroke: var(--beige-2); stroke-width: 1; }
.hero__anno {
  position: absolute; z-index: 3; font-family: var(--sans); font-weight: 500; font-size: 10px; letter-spacing: .3em; color: var(--grey);
}
.hero__anno--tl { left: var(--gutter); top: calc(var(--header-h) + 3vh); }
.hero__anno--bl { left: var(--gutter); bottom: 4vh; }
.hero__scroll { position: absolute; left: 47vw; bottom: 4vh; z-index: 3; display: flex; align-items: center; gap: 14px; font-size: 10px; font-weight: 500; letter-spacing: .3em; text-transform: uppercase; color: var(--grey); }
.hero__scroll i { width: 1px; height: 46px; background: var(--line); position: relative; overflow: hidden; }
.hero__scroll i::after { content: ""; position: absolute; left: 0; top: -50%; width: 100%; height: 50%; background: var(--black); animation: drip 2.2s var(--ease-io) infinite; }
@keyframes drip { to { top: 100%; } }

/* ---------- MANIFESTE ---------- */
.manifesto { background: var(--black); color: var(--white); padding: clamp(110px, 15vw, 210px) 0 clamp(90px, 11vw, 170px); position: relative; }
.manifesto .eyebrow { color: rgba(255, 255, 255, .5); }
.manifesto .eyebrow .idx { color: var(--beige-2); }
.manifesto__text {
  font-family: var(--serif); font-weight: 400; font-size: clamp(26px, 3.1vw, 50px); line-height: 1.3; letter-spacing: .005em; margin: 0; max-width: 1180px;
}
.manifesto__text .w { opacity: .16; transition: opacity .2s linear; }
.manifesto__text .w.em { color: var(--beige-2); }
.principles { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(28px, 4vw, 64px); margin-top: clamp(80px, 9vw, 140px); border-top: 1px solid var(--line-light); padding-top: 40px; }
.principle__num { font-family: var(--serif); font-size: 26px; color: var(--beige-2); }
.principle h3 { font-family: var(--sans); font-weight: 500; font-size: 11px; letter-spacing: .32em; text-transform: uppercase; margin: 16px 0 12px; }
.principle p { color: rgba(255, 255, 255, .62); margin: 0; max-width: 340px; font-weight: 300; }

/* ---------- MÉTHODE ---------- */
.method { background: var(--white); padding-top: clamp(100px, 12vw, 170px); position: relative; }
.method__head { display: flex; flex-direction: column; margin-bottom: 40px; }
.method__pin { height: 100vh; height: 100svh; overflow: hidden; display: flex; align-items: center; }
.method__track { display: flex; gap: 0; padding-left: var(--gutter); will-change: transform; }
.step {
  position: relative; flex: none; width: min(76vw, 1000px); height: min(64vh, 600px); margin-right: 4vw;
  display: grid; grid-template-columns: auto 1fr minmax(240px, 34%); gap: clamp(20px, 3vw, 48px); align-items: end;
  border-top: 1px solid var(--line); padding-top: 32px;
}
.step__num { align-self: start; font-family: var(--serif); font-weight: 300; font-size: clamp(90px, 10vw, 170px); line-height: .8; color: var(--beige); letter-spacing: .02em; }
.step__body { align-self: end; padding-bottom: 12px; }
.step__title { font-family: var(--serif); font-weight: 400; font-size: clamp(30px, 3vw, 48px); line-height: 1.1; margin: 0 0 22px; }
.step__body p { margin: 0 0 24px; max-width: 420px; color: var(--grey-2); font-weight: 300; }
.step__tag { font-size: 10px; font-weight: 500; letter-spacing: .3em; color: var(--grey); }
.step__draw { width: 100%; height: 100%; max-height: 500px; overflow: visible; }
.step__draw path, .step__draw rect { fill: none; stroke: var(--black); stroke-width: 1.4; stroke-dasharray: var(--len, 1200); stroke-dashoffset: var(--len, 1200); }
.step__draw .thin { stroke: var(--beige-2); stroke-width: 1.1; }
.step__media { margin: 0; width: 100%; height: 100%; overflow: hidden; background: var(--black); }
.step__media video { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.08); }
.step--end { width: min(60vw, 720px); grid-template-columns: 1fr; align-items: center; border-top: 0; }
.step__end { font-family: var(--serif); font-weight: 400; font-size: clamp(40px, 4.6vw, 76px); line-height: 1.05; margin: 0 0 40px; }

/* ---------- COMPARATEUR PLAN / CHANTIER ---------- */
.compare { background: var(--black); color: var(--white); padding: clamp(110px, 13vw, 190px) 0; overflow: hidden; }
.compare__grid { display: grid; grid-template-columns: 1fr minmax(320px, 520px); gap: clamp(40px, 7vw, 120px); align-items: center; }
.compare__note { margin-top: 30px; font-size: 10px; font-weight: 500; letter-spacing: .26em; text-transform: uppercase; color: rgba(255, 255, 255, .45); }
.compare__box { --pos: 50%; position: relative; aspect-ratio: 1080 / 1600; overflow: hidden; background: var(--white); user-select: none; touch-action: pan-y; }
.compare__photo { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 55% 50%; filter: grayscale(1) contrast(1.06); transition: filter 1.2s var(--ease); }
.compare__box:hover .compare__photo { filter: none; }
.compare__drawing { position: absolute; inset: 0; background: var(--white); clip-path: inset(0 calc(100% - var(--pos)) 0 0); }
.compare__drawing svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.compare__plan { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; opacity: 0; transform: scale(1.04); transition: opacity 1.4s var(--ease), transform 1.8s var(--ease); }
.compare__drawing.is-drawn .compare__plan { opacity: 1; transform: none; }
/* plan à l'échelle (1 unité = 1 cm) : murs pochés, cloisons, menuiseries, mobilier, cotes */
.compare__drawing .wall, .compare__drawing .part { fill: var(--black); fill-opacity: 0; stroke: var(--black); stroke-width: 1.2; transition: fill-opacity 1.2s var(--ease) 1.5s; }
.compare__drawing.is-drawn .wall, .compare__drawing.is-drawn .part { fill-opacity: 1; }
.compare__drawing .win { fill: none; stroke: var(--black); stroke-width: 1.2; }
.compare__drawing .door { fill: none; stroke: var(--black); stroke-width: 2.2; }
.compare__drawing .swing { fill: none; stroke: var(--grey); stroke-width: 1; }
.compare__drawing .furn { fill: none; stroke: var(--grey); stroke-width: 1.4; }
.compare__drawing .dim { fill: none; stroke: var(--grey); stroke-width: 1; }
.compare__drawing .north { fill: var(--black); stroke: var(--black); stroke-width: 1; }
.compare__drawing .room { font-family: var(--sans); font-weight: 500; font-size: 19px; letter-spacing: 4px; fill: var(--black); opacity: 0; transition: opacity 1.2s var(--ease) 1.6s; }
.compare__drawing .cote { font-family: var(--sans); font-weight: 500; font-size: 16px; letter-spacing: 2px; fill: var(--grey); opacity: 0; transition: opacity 1.2s var(--ease) 1.8s; }
.compare__drawing.is-drawn .room, .compare__drawing.is-drawn .cote { opacity: 1; }
.compare__drawing .title { font-family: var(--sans); font-weight: 500; font-size: 20px; letter-spacing: 7px; fill: var(--grey); }
.compare__handle { position: absolute; top: 0; bottom: 0; left: var(--pos); width: 0; }
.compare__handle::before { content: ""; position: absolute; top: 0; bottom: 0; left: -.5px; width: 1px; background: var(--black); box-shadow: 0 0 0 1px rgba(255, 255, 255, .6); }
.compare__knob { position: absolute; top: 50%; left: 0; width: 56px; height: 56px; margin: -28px 0 0 -28px; border-radius: 50%; background: var(--black); display: grid; place-items: center; transition: transform .4s var(--ease); }
.compare__knob svg { width: 24px; fill: none; stroke: var(--white); stroke-width: 2; }
.compare__box:hover .compare__knob { transform: scale(1.08); }
.compare__lab { position: absolute; bottom: 20px; font-size: 9.5px; font-weight: 500; letter-spacing: .28em; padding: 7px 12px; background: var(--black); color: var(--white); }
.compare__lab--l { left: 20px; }
.compare__lab--r { right: 20px; }
.compare__range { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: inherit; z-index: 3; -webkit-appearance: none; appearance: none; }

/* ---------- BANDEAU ---------- */
.marquee { background: var(--off); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); overflow: hidden; padding: 22px 0; }
.marquee__track { display: flex; width: max-content; align-items: center; gap: 40px; animation: marquee 42s linear infinite; }
.marquee span { font-family: var(--serif); font-weight: 400; font-size: clamp(26px, 2.8vw, 44px); line-height: 1; white-space: nowrap; letter-spacing: .06em; text-transform: uppercase; color: var(--black); }
.marquee b { display: block; width: 46px; height: 1px; background: var(--beige-2); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- JOURNAL ---------- */
.journal { background: var(--white); padding: clamp(110px, 12vw, 190px) 0; }
.journal__head { display: grid; grid-template-columns: 1fr 1fr; align-items: end; gap: 20px 60px; margin-bottom: clamp(60px, 7vw, 100px); }
.journal__head .eyebrow { grid-column: 1 / -1; margin: 0; }
.journal__head .lead { margin: 0; justify-self: end; }
.journal__date { grid-column: 1 / -1; font-size: 10px; font-weight: 500; letter-spacing: .3em; color: var(--grey); }
.journal__grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: clamp(16px, 2vw, 32px); align-items: start; }
.clip { margin: 0; }
.clip__frame { position: relative; overflow: hidden; background: var(--black); aspect-ratio: 9 / 15; }
.clip__frame video, .clip__frame img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.06); transition: transform 1.4s var(--ease); filter: grayscale(1); }
.clip:hover .clip__frame video, .clip:hover .clip__frame img { transform: scale(1); }
.clip figcaption { display: flex; gap: 14px; align-items: baseline; margin-top: 16px; font-weight: 500; font-size: 10.5px; letter-spacing: .24em; text-transform: uppercase; }
.clip figcaption span { color: var(--grey); letter-spacing: .1em; }
.clip figcaption em { font-family: var(--serif); text-transform: none; letter-spacing: 0; font-weight: 400; font-size: 17px; color: var(--grey); }
.clip--a { grid-column: 1 / span 5; }
.clip--b { grid-column: 7 / span 3; margin-top: 18vh; }
.clip--c { grid-column: 10 / span 3; margin-top: 4vh; }
.journal__note { grid-column: 8 / span 5; align-self: end; margin-bottom: 4vh; }
.journal__note p { font-family: var(--serif); font-weight: 400; font-size: clamp(24px, 2.4vw, 36px); line-height: 1.25; margin: 0 0 28px; }
/* film du chantier : noir et blanc, sans légende technique */
.film { margin: 0; grid-column: 1 / span 6; }
.film__frame { position: relative; overflow: hidden; background: var(--black); aspect-ratio: 4 / 5; }
.film__frame video { width: 100%; height: 100%; object-fit: cover; }

/* ---------- PROJETS (images 3D) ---------- */
.projects { background: var(--white); padding: clamp(110px, 12vw, 190px) 0 clamp(90px, 10vw, 170px); }
.projects__head { display: grid; grid-template-columns: 1.5fr 1fr; align-items: end; gap: 20px 60px; margin-bottom: clamp(60px, 7vw, 110px); }
.projects__head .eyebrow { grid-column: 1 / -1; margin: 0; }
.projects__head .lead { margin: 0; justify-self: end; }
.projects__grid { display: grid; grid-template-columns: repeat(12, 1fr); column-gap: clamp(16px, 2vw, 32px); row-gap: clamp(56px, 7vw, 120px); align-items: start; }
.proj { margin: 0; }
.proj__frame { background: var(--off); clip-path: inset(10% 0 0 0); }
.proj.is-in .proj__frame { clip-path: inset(0 0 0 0); transition: clip-path 1.6s var(--ease); }
.proj__frame > img, .proj__frame .duo__g { transform: scale(1.08); transition: transform 1.6s var(--ease); }
.proj:hover .proj__frame > img, .proj:hover .proj__frame .duo__g { transform: scale(1.02); }
.proj figcaption { display: flex; gap: 14px; align-items: baseline; margin-top: 18px; font-weight: 500; font-size: 10.5px; letter-spacing: .24em; text-transform: uppercase; }
.proj figcaption span { color: var(--grey); letter-spacing: .1em; }
.proj figcaption em { font-family: var(--serif); text-transform: none; letter-spacing: 0; font-weight: 400; font-size: 17px; color: var(--grey); }
.proj--a { grid-column: 1 / span 7; }
.proj--b { grid-column: 9 / span 4; margin-top: 16vh; }
.proj--c { grid-column: 2 / span 4; }
.proj--d { grid-column: 7 / span 6; margin-top: 12vh; }
.proj--e { grid-column: 3 / span 7; }
.proj--a .proj__frame, .proj--d .proj__frame { aspect-ratio: 4 / 3; }
.proj--b .proj__frame, .proj--c .proj__frame { aspect-ratio: 4 / 5; }
.proj--e .proj__frame { aspect-ratio: 16 / 10; }

/* ---------- noir et blanc : la couleur revient sous le curseur ---------- */
.duo { position: relative; overflow: hidden; --r: 0px; --mx: 50%; --my: 50%; }
.duo > img, .duo > .duo__g { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.duo__g {
  pointer-events: none; filter: grayscale(1) contrast(1.06);
  -webkit-mask-image: radial-gradient(circle at var(--mx) var(--my), transparent calc(var(--r) - 90px), #000 var(--r));
  mask-image: radial-gradient(circle at var(--mx) var(--my), transparent calc(var(--r) - 90px), #000 var(--r));
}
.swatch__tile > .duo__g { background: inherit; background-size: cover; background-position: center; }

/* ---------- MATIÈRES ---------- */
.materials { background: var(--off); padding: clamp(110px, 12vw, 190px) 0; border-top: 1px solid var(--line); }
.materials__head { margin-bottom: clamp(56px, 6vw, 90px); }
.swatches { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(6, 1fr); gap: clamp(14px, 1.6vw, 26px); }
.swatch h4 { font-family: var(--serif); font-weight: 500; font-size: clamp(20px, 1.6vw, 26px); margin: 20px 0 4px; letter-spacing: .01em; }
.swatch p { margin: 0; font-size: 12px; line-height: 1.6; color: var(--grey-2); font-weight: 300; }
.swatch__tile {
  position: relative; aspect-ratio: 4 / 5; overflow: hidden; background-size: cover; background-position: center;
  transition: transform .9s var(--ease), box-shadow .9s var(--ease); box-shadow: 0 1px 0 rgba(0, 0, 0, .05);
}
.swatch__tile::after { content: ""; position: absolute; inset: 0; background: linear-gradient(115deg, transparent 30%, rgba(255, 255, 255, .32) 48%, transparent 62%); transform: translateX(-120%); transition: transform 1.2s var(--ease); }
.swatch:hover .swatch__tile { transform: translateY(-10px); box-shadow: 0 28px 46px -22px rgba(0, 0, 0, .35); }
.swatch:hover .swatch__tile::after { transform: translateX(120%); }
.swatch:nth-child(even) { margin-top: 40px; }
.m-carrare { background-image: url("../img/matieres/marbre-carrare.jpg"); }
.m-nero { background-image: url("../img/matieres/marbre-nero.jpg"); }
.m-travertin { background-image: url("../img/matieres/travertin.jpg"); }
.m-onyx { background-image: url("../img/matieres/onyx.jpg"); }
.m-noyer { background-image: url("../img/matieres/noyer.jpg"); }
.m-laiton { background-image: url("../img/matieres/laiton-brosse.jpg"); }

/* ---------- CONTACT ---------- */
.contact { background: var(--black); color: var(--white); padding: clamp(110px, 13vw, 190px) 0; position: relative; overflow: hidden; }
.contact__grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(40px, 7vw, 120px); align-items: start; }
.contact__title { font-family: var(--serif); font-weight: 400; font-size: clamp(40px, 5vw, 84px); line-height: 1.05; margin: 0; }
.contact__title em { color: var(--beige-2); }
.contact__mail { margin-top: 44px; padding-top: 26px; border-top: 1px solid var(--line-light); }
.contact__mail span { display: block; font-size: 10px; font-weight: 500; letter-spacing: .3em; text-transform: uppercase; color: rgba(255, 255, 255, .45); margin-bottom: 10px; }
.contact__mail a { font-family: var(--serif); font-size: clamp(20px, 1.8vw, 28px); border-bottom: 1px solid rgba(255, 255, 255, .3); transition: border-color .4s; word-break: break-all; }
.contact__mail a:hover { border-color: var(--beige-2); }

.form { position: relative; border-top: 1px solid var(--line-light); padding-top: 34px; min-height: 500px; display: flex; flex-direction: column; }
.form__steps { display: flex; align-items: center; gap: 14px; font-size: 10.5px; letter-spacing: .2em; color: rgba(255, 255, 255, .35); margin-bottom: 40px; }
.form__steps span.is-on { color: var(--beige-2); }
.form__steps i { flex: 0 0 40px; height: 1px; background: var(--line-light); }
.form__step { border: 0; padding: 0; margin: 0; display: none; }
.form__step.is-active { display: block; animation: stepIn .8s var(--ease) both; }
@keyframes stepIn { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }
.form legend { font-family: var(--serif); font-weight: 400; font-size: clamp(26px, 2.4vw, 38px); line-height: 1.15; margin-bottom: 32px; padding: 0; }
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chips label { position: relative; }
.chips input { position: absolute; opacity: 0; pointer-events: none; }
.chips span {
  display: inline-flex; align-items: center; height: 46px; padding: 0 22px; border: 1px solid rgba(255, 255, 255, .25);
  font-size: 12px; font-weight: 400; letter-spacing: .06em; transition: background .4s var(--ease), color .4s, border-color .4s; cursor: pointer;
}
.chips span:hover { border-color: var(--beige-2); }
.chips input:checked + span { background: var(--white); border-color: var(--white); color: var(--black); }
.chips input:focus-visible + span { outline: 1px solid var(--beige-2); outline-offset: 3px; }
.fields { display: grid; grid-template-columns: 1fr 1fr; gap: 26px 28px; }
.field { position: relative; display: block; }
.field--full { grid-column: 1 / -1; }
.field input, .field textarea {
  width: 100%; background: transparent; border: 0; border-bottom: 1px solid rgba(255, 255, 255, .3); color: var(--white);
  font: 300 16px/1.5 var(--sans); padding: 26px 0 10px; resize: vertical; transition: border-color .4s;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--beige-2); }
.field span { position: absolute; left: 0; top: 26px; font-size: 14px; font-weight: 300; color: rgba(255, 255, 255, .5); pointer-events: none; transition: transform .4s var(--ease), font-size .4s, color .4s; transform-origin: left top; }
.field input:focus + span, .field input:not(:placeholder-shown) + span,
.field textarea:focus + span, .field textarea:not(:placeholder-shown) + span { transform: translateY(-24px); font-size: 10px; letter-spacing: .24em; text-transform: uppercase; color: var(--beige-2); }
.field.is-error input { border-color: var(--white); }
.form__nav { display: flex; gap: 14px; margin-top: auto; padding-top: 50px; }
.form__done { animation: stepIn .8s var(--ease) both; }
.form__done a { border-bottom: 1px solid currentColor; }

/* ---------- PIED DE PAGE ---------- */
.footer { background: var(--black); color: var(--white); padding: clamp(60px, 8vw, 110px) 0 40px; border-top: 1px solid var(--line-light); }
.footer__top { display: flex; justify-content: space-between; align-items: end; gap: 30px; flex-wrap: wrap; }
.footer__claim { font-family: var(--serif); font-weight: 400; font-size: clamp(30px, 3.2vw, 52px); line-height: 1.1; margin: 0; }
.footer__claim em { color: var(--beige-2); }
.footer__logo { width: 100%; margin: clamp(60px, 8vw, 130px) 0 40px; opacity: .95; }
.footer__bottom { display: flex; flex-wrap: wrap; gap: 14px 40px; justify-content: space-between; font-size: 10px; font-weight: 500; letter-spacing: .24em; text-transform: uppercase; color: rgba(255, 255, 255, .5); border-top: 1px solid var(--line-light); padding-top: 24px; }
.footer__bottom a:hover { color: var(--white); }
.footer__bottom .footer__mail, .footer__bottom .footer__tel { text-transform: none; letter-spacing: .08em; }

/* ---------- grain & apparitions ---------- */
.grain {
  position: fixed; inset: -50%; z-index: 80; pointer-events: none; opacity: .045; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='300' height='300'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 .9 0'/></filter><rect width='300' height='300' filter='url(%23n)'/></svg>");
  animation: grain 1.2s steps(6) infinite;
}
@keyframes grain { 0% { transform: translate(0, 0); } 20% { transform: translate(-3%, 2%); } 40% { transform: translate(2%, -3%); } 60% { transform: translate(-2%, -1%); } 80% { transform: translate(3%, 3%); } 100% { transform: translate(0, 0); } }
.reveal { opacity: 0; transform: translateY(40px); }
.reveal.is-in { opacity: 1; transform: none; transition: opacity 1.2s var(--ease), transform 1.2s var(--ease); }

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  .nav, .header__cta { display: none; }
  .burger { display: block; }
  .swatches { grid-template-columns: repeat(3, 1fr); }
  .swatch:nth-child(even) { margin-top: 0; }
  .swatch:nth-child(3n+2) { margin-top: 36px; }
}
@media (max-width: 860px) {
  :root { --header-h: 66px; }
  .header__logo { width: 124px; }
  .hero { height: 220vh; }
  .hero__intro { top: calc(var(--header-h) + 3vh); right: var(--gutter); width: auto; transform: none; }
  .hero__intro .eyebrow { margin-bottom: 16px; }
  .hero__title { font-size: 7.4vw; letter-spacing: .05em; }
  .hero__lead { display: none; }
  .hero__ctas { margin-top: 22px; gap: 22px; }
  .hero__ctas .btn { height: 44px; padding: 0 20px; }
  .hero__anno--tl, .hero__anno--bl, .hero__scroll { display: none; }
  .principles { grid-template-columns: 1fr; gap: 40px; }
  .method__pin { height: auto; overflow: visible; display: block; }
  .method__track { flex-direction: column; padding: 0 var(--gutter) 80px; }
  .step { width: 100%; height: auto; margin: 0 0 70px; grid-template-columns: 1fr; gap: 22px; }
  .step__num { font-size: 76px; }
  .step__draw { max-height: 300px; order: 3; }
  .step__media { aspect-ratio: 3 / 4; order: 3; }
  .step--end { width: 100%; }
  .compare__grid { grid-template-columns: 1fr; }
  .compare__box { max-width: 460px; width: 100%; margin: 0 auto; }
  .journal__head { grid-template-columns: 1fr; }
  .journal__head .lead { justify-self: start; }
  .clip--a { grid-column: 1 / -1; }
  .clip--b { grid-column: 1 / span 6; margin-top: 10px; }
  .clip--c { grid-column: 7 / span 6; margin-top: 60px; }
  .film { grid-column: 1 / -1; }
  .journal__note { grid-column: 1 / -1; margin: 30px 0 0; }
  .projects__head { grid-template-columns: 1fr; }
  .projects__head .lead { justify-self: start; }
  .proj--a, .proj--d, .proj--e { grid-column: 1 / -1; margin-top: 0; }
  .proj--b { grid-column: 3 / -1; margin-top: 0; }
  .proj--c { grid-column: 1 / span 10; margin-top: 0; }
  .swatches { grid-template-columns: repeat(2, 1fr); }
  .swatch:nth-child(3n+2) { margin-top: 0; }
  .swatch:nth-child(even) { margin-top: 36px; }
  .contact__grid { grid-template-columns: 1fr; }
  .fields { grid-template-columns: 1fr; }
  .form { min-height: 0; }
  .form__nav { flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
  .manifesto__text .w { opacity: 1; }
  .mask > span { transform: none; }
  .step__draw path, .step__draw rect { stroke-dashoffset: 0; }
  .compare__drawing .room, .compare__drawing .cote { opacity: 1; }
  .compare__drawing .wall, .compare__drawing .part { fill-opacity: 1; }
  .proj__frame { clip-path: none; }
}

/* chiffres alignés (Cormorant utilise des chiffres elzéviriens par défaut : « 01 » se lisait « OI ») */
body, .step__num, .principle__num, .menu__nav small { font-variant-numeric: lining-nums; }

/* « Architecture d’intérieur · Rabat » sur une seule ligne sur les petits téléphones */
@media (max-width: 389px) {
  .hero__intro .eyebrow { letter-spacing: .24em; }
}