/* ═══════════════════════════════════════════════════════════
   AURIA PARIS — style.css
═══════════════════════════════════════════════════════════ */

/* ─── Variables ────────────────────────────────────────── */
:root {
  --cream:          #F3EDE5;
  --beige:          #EADCD2;
  --bordeaux:       #7A1B2E;
  --bordeaux-dark:  #4A0F1B;
  --champagne:      #C6A992;
  --text:           #2A211E;
  --text-muted:     #8a7068;

  --font-h: 'Cormorant Garamond', Georgia, serif;
  --font-b: 'Jost', system-ui, sans-serif;

  --pad-x:  clamp(1.5rem, 5vw, 5rem);
  --pad-y:  clamp(5rem, 10vh, 10rem);
  --max-w:  1400px;
  --ease:   cubic-bezier(0.16, 1, 0.3, 1);
}

/* ─── Reset ────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; }
body {
  background: var(--cream);
  color: var(--text);
  font-family: var(--font-b);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; background: none; border: none; font: inherit; }

/* ─── Typographie ──────────────────────────────────────── */
h1, h2, h3 { font-family: var(--font-h); font-weight: 300; line-height: 1.08; }
h1 { font-size: clamp(2.2rem, 4.5vw, 5rem); }
h2 { font-size: clamp(2.2rem, 4vw, 4.5rem); }
h3 { font-size: clamp(1.5rem, 2.5vw, 2.2rem); }
em { font-style: italic; color: var(--bordeaux); }

.section-tag {
  font-family: var(--font-b);
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--bordeaux);
  display: block;
  margin-bottom: 1rem;
}
.section-title {
  font-family: var(--font-h);
  font-size: clamp(2.2rem, 4vw, 4rem);
  font-weight: 300;
  color: var(--text);
}
.section-header { margin-bottom: clamp(3rem, 6vh, 5rem); }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

/* ─── Boutons ──────────────────────────────────────────── */
.btn-primary {
  display: inline-block;
  font-family: var(--font-b);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cream);
  background: var(--bordeaux);
  padding: 1rem 2.4rem;
  border-radius: 3rem;
  border: 1px solid var(--bordeaux);
  transition: background 0.3s, transform 0.2s;
}
.btn-primary:hover { background: var(--bordeaux-dark); transform: translateY(-1px); }

.btn-secondary {
  display: inline-block;
  font-family: var(--font-b);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bordeaux);
  padding: 1rem 2.4rem;
  border-radius: 3rem;
  border: 1px solid rgba(122,27,46,0.35);
  transition: border-color 0.3s, transform 0.2s;
}
.btn-secondary:hover { border-color: var(--bordeaux); transform: translateY(-1px); }

.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center; margin-top: 2.5rem; }

/* ═══════════════════════════════════════════════════════════
   LOADER
═══════════════════════════════════════════════════════════ */
#loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bordeaux-dark);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  transition: opacity 0.7s ease, visibility 0.7s ease;
}
#loader.out { opacity: 0; visibility: hidden; pointer-events: none; }
.loader-logo-img { width: clamp(140px, 20vw, 220px); filter: brightness(0) invert(1) sepia(1) saturate(0.3) brightness(1.5); }
.loader-bar { width: 100px; height: 1px; background: rgba(198,169,146,0.2); overflow: hidden; }
.loader-progress { height: 100%; width: 0; background: var(--champagne); transition: width 0.25s ease; }

/* ═══════════════════════════════════════════════════════════
   NAV
═══════════════════════════════════════════════════════════ */
#main-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem var(--pad-x);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease, background 0.3s ease, border-color 0.3s ease;
  border-bottom: 1px solid transparent;
}
#main-nav.visible { opacity: 1; pointer-events: all; }
#main-nav.scrolled {
  background: rgba(243,237,229,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-color: rgba(122,27,46,0.1);
}

.nav-logo img { height: 36px; width: auto; }

.nav-links { display: flex; gap: 2.5rem; }
.nav-links a {
  font-family: var(--font-b);
  font-size: 0.82rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--text);
  opacity: 0.65;
  transition: opacity 0.2s;
}
.nav-links a:hover { opacity: 1; }

.btn-nav {
  font-family: var(--font-b);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bordeaux);
  border: 1px solid var(--bordeaux);
  padding: 0.55rem 1.4rem;
  border-radius: 2rem;
  transition: background 0.25s, color 0.25s;
}
.btn-nav:hover { background: var(--bordeaux); color: var(--cream); }

.nav-burger { display: none; flex-direction: column; gap: 5px; padding: 4px; }
.nav-burger span { display: block; width: 22px; height: 1px; background: var(--text); transition: transform 0.3s; }
.nav-burger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { transform: translateY(-6px) rotate(-45deg); }

/* ═══════════════════════════════════════════════════════════
   MOBILE MENU
═══════════════════════════════════════════════════════════ */
#mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 400;
  background: var(--cream);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}
#mobile-menu.open { opacity: 1; visibility: visible; }
.mobile-links { display: flex; flex-direction: column; gap: 2rem; text-align: center; }
.mobile-links a {
  font-family: var(--font-h);
  font-size: clamp(2rem, 8vw, 3rem);
  font-weight: 300;
  color: var(--text);
  transition: color 0.2s;
}
.mobile-links a:hover { color: var(--bordeaux); }
.mobile-links .mobile-cta {
  font-family: var(--font-b);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bordeaux);
  border: 1px solid var(--bordeaux);
  padding: 0.8rem 2rem;
  border-radius: 2rem;
  margin-top: 1rem;
}

/* ═══════════════════════════════════════════════════════════
   HERO — DESKTOP
   MacBook scroll-driven : 500vh total
   0–60% : vidéo scrub (MacBook s'ouvre)
   60–90% : zoom dans l'écran (camera entre)
   85–100% : contenu héro révélé
═══════════════════════════════════════════════════════════ */
#hero {
  height: 500vh;
  position: relative;
}

.hero-sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  width: 100%;
  overflow: hidden;
  background: var(--cream);
}

/* Conteneur vidéo — c'est LUI qui zoome */
.hero-video-wrap {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  /*
    transform-origin : centre horizontal, ~40% vertical
    = là où se trouve le centre de l'écran du MacBook quand il est ouvert.
    Ajustez ce point si la vidéo est différente.
  */
  transform-origin: 50% 40%;
  will-change: transform, opacity;
}

#hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  pointer-events: none;
}

/* Overlay crème qui recouvre pendant le zoom */
.screen-transition {
  position: absolute;
  inset: 0;
  background: var(--cream);
  opacity: 0;
  pointer-events: none;
  z-index: 2;
}

/* Contenu héro (logo + headline + boutons) — apparaît après la transition */
.hero-content {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem var(--pad-x);
  opacity: 0;
  pointer-events: none;
  will-change: opacity, transform;
}
.hero-content.active { pointer-events: all; }

.hero-logo {
  width: clamp(160px, 22vw, 280px);
  height: auto;
  margin-bottom: 2.5rem;
}

.hero-content h1 {
  color: var(--text);
  max-width: 820px;
  margin-bottom: 1.2rem;
}
.hero-content p {
  font-family: var(--font-b);
  font-size: clamp(0.9rem, 1.3vw, 1.05rem);
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1.8;
  max-width: 540px;
}

/* Indicateur de scroll */
.hero-scroll-hint {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 4;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.7rem;
  pointer-events: none;
}
.hero-scroll-hint span {
  font-family: var(--font-b);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(42,33,30,0.45);
}
.scroll-line {
  width: 1px;
  height: 42px;
  background: linear-gradient(to bottom, rgba(122,27,46,0.5), transparent);
  animation: scrollPulse 2s ease infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; }
  50%       { opacity: 1; }
}

/* ─── HERO MOBILE ──────────────────────────────────────── */
#hero-mobile {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 100svh;
  padding: 6rem var(--pad-x) 4rem;
  background: var(--cream);
}
.mobile-logo {
  width: clamp(140px, 50vw, 200px);
  margin-bottom: 2.5rem;
}
#hero-mobile h1 { color: var(--text); margin-bottom: 1.2rem; }
#hero-mobile p { font-size: 0.95rem; color: var(--text-muted); line-height: 1.75; max-width: 400px; margin: 0 auto 2.5rem; }

.desktop-br { display: block; }

/* ═══════════════════════════════════════════════════════════
   SECTION 2 — MANIFESTE
═══════════════════════════════════════════════════════════ */
#manifesto {
  padding: var(--pad-y) 0;
  background: var(--cream);
}
.manifesto-inner { text-align: center; max-width: 960px; }
.manifesto-inner .section-tag { margin-bottom: 2.5rem; }
.manifesto-heading {
  font-family: var(--font-h);
  font-size: clamp(2.5rem, 5.5vw, 6rem);
  font-weight: 300;
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 2.5rem;
}
.manifesto-heading .italic { font-style: italic; color: var(--bordeaux); }
.reveal-line { display: block; overflow: hidden; }
.reveal-line-inner {
  display: block;
  transform: translateY(110%);
  transition: transform 0.85s var(--ease);
}
.reveal-line.in-view .reveal-line-inner { transform: translateY(0); }
.reveal-line:nth-child(2) .reveal-line-inner { transition-delay: 0.12s; }
.reveal-line:nth-child(3) .reveal-line-inner { transition-delay: 0.24s; }
.manifesto-sub {
  font-family: var(--font-b);
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  color: var(--text-muted);
  line-height: 1.85;
  max-width: 600px;
  margin: 0 auto;
}

/* ═══════════════════════════════════════════════════════════
   SECTION 3 — SERVICES
═══════════════════════════════════════════════════════════ */
#services { padding: var(--pad-y) 0; background: var(--beige); }
.services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2px; }
.service-card {
  background: var(--cream);
  padding: clamp(2.5rem, 4vw, 4rem);
  position: relative;
  overflow: hidden;
  transition: background 0.35s;
}
.service-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  height: 2px; width: 0;
  background: var(--bordeaux);
  transition: width 0.45s var(--ease);
}
.service-card:hover::after { width: 100%; }
.service-card:hover { background: var(--beige); }

.service-number {
  font-family: var(--font-b);
  font-size: 0.65rem;
  letter-spacing: 0.35em;
  color: var(--bordeaux);
  margin-bottom: 1.5rem;
}
.service-icon { width: 38px; height: 38px; color: var(--bordeaux); margin-bottom: 1.5rem; }
.service-card h3 { font-size: clamp(1.5rem, 2.5vw, 2rem); color: var(--text); margin-bottom: 0.8rem; }
.service-card p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.75; margin-bottom: 2rem; }
.service-arrow {
  display: inline-block;
  font-size: 1.1rem;
  color: var(--bordeaux);
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity 0.3s, transform 0.3s;
}
.service-card:hover .service-arrow { opacity: 1; transform: translateX(0); }

/* ═══════════════════════════════════════════════════════════
   SECTION 4 — CRÉATIONS
═══════════════════════════════════════════════════════════ */
#creations { padding: var(--pad-y) 0 0; background: var(--cream); }
#creations .section-header { padding: 0 var(--pad-x); }

.portfolio-grid { display: flex; flex-direction: column; margin-top: 4rem; }

.portfolio-item {
  display: grid;
  grid-template-columns: 55fr 45fr;
  height: 75vh;
  min-height: 480px;
  overflow: hidden;
}
.portfolio-item:nth-child(even) { grid-template-columns: 45fr 55fr; }
.portfolio-item:nth-child(even) .portfolio-visual { order: 2; }
.portfolio-item:nth-child(even) .portfolio-info   { order: 1; }

/* Image portfolio — simple, sans absolute */
.portfolio-visual {
  position: relative;
  overflow: hidden;
  background: var(--beige);
}
.portfolio-visual > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  transform: scale(1.05);
  transition: transform 1s var(--ease);
}
.portfolio-item:hover .portfolio-visual > img { transform: scale(1); }

/* Portfolio video — screen recording */
.portfolio-vid {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  opacity: 0;
  transform: scale(1.03);
  transition: opacity 0.9s ease, transform 1.2s var(--ease);
}
.portfolio-vid.is-playing {
  opacity: 1;
  transform: scale(1);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: rgba(74,15,27,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.4s;
}
.portfolio-item:hover .portfolio-overlay { opacity: 1; }
.portfolio-view-btn {
  font-family: var(--font-b);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cream);
  border: 1px solid rgba(243,237,229,0.5);
  padding: 0.8rem 2rem;
  border-radius: 3rem;
  transition: border-color 0.25s;
}
.portfolio-view-btn:hover { border-color: var(--cream); }

.portfolio-info {
  background: var(--cream);
  padding: clamp(3rem, 6vw, 6rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-top: 1px solid rgba(122,27,46,0.08);
}
.portfolio-meta { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.5rem; }
.portfolio-number { font-family: var(--font-b); font-size: 0.65rem; letter-spacing: 0.25em; color: var(--bordeaux); }
.portfolio-sep { color: rgba(122,27,46,0.3); }
.portfolio-category { font-family: var(--font-b); font-size: 0.72rem; color: var(--text-muted); letter-spacing: 0.06em; }
.portfolio-info h3 {
  font-size: clamp(2.5rem, 5vw, 5rem);
  color: var(--text);
  line-height: 1.05;
  margin-bottom: 1.5rem;
}
.portfolio-info p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.75; max-width: 380px; margin-bottom: 2rem; }
.portfolio-link {
  display: inline-block;
  font-family: var(--font-b);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bordeaux);
  border-bottom: 1px solid rgba(122,27,46,0.3);
  padding-bottom: 0.2rem;
  align-self: flex-start;
  transition: border-color 0.2s;
}
.portfolio-link:hover { border-color: var(--bordeaux); }

/* ═══════════════════════════════════════════════════════════
   SECTION 5 — PROCESSUS
═══════════════════════════════════════════════════════════ */
#process { padding: var(--pad-y) 0; background: var(--bordeaux-dark); }
#process .section-tag  { color: rgba(198,169,146,0.6); }
#process .section-title { color: var(--cream); }

.process-list { margin-top: 4rem; border-top: 1px solid rgba(198,169,146,0.12); }
.process-item {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 3rem;
  padding: 2.8rem 0;
  border-bottom: 1px solid rgba(198,169,146,0.12);
  position: relative;
}
.process-item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(198,169,146,0.04);
  opacity: 0;
  transition: opacity 0.3s;
}
.process-item:hover::before { opacity: 1; }
.process-number { font-family: var(--font-h); font-size: 0.95rem; color: rgba(198,169,146,0.35); letter-spacing: 0.08em; padding-top: 0.4rem; }
.process-content h3 { font-size: clamp(1.5rem, 2.5vw, 2.4rem); color: var(--cream); margin-bottom: 0.6rem; }
.process-content p { font-size: 0.88rem; color: rgba(198,169,146,0.65); line-height: 1.75; max-width: 520px; }

/* ═══════════════════════════════════════════════════════════
   SECTION 6 — SEO & SUPPORT
═══════════════════════════════════════════════════════════ */
#seo { padding: var(--pad-y) 0; background: var(--beige); }
.seo-inner { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(4rem, 8vw, 10rem); align-items: center; }
.seo-left h2 { font-size: clamp(2.2rem, 4vw, 4rem); color: var(--text); margin: 1.2rem 0 1.5rem; }
.seo-left p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.8; margin-bottom: 2.5rem; max-width: 440px; }
.seo-right { display: flex; flex-direction: column; gap: 1.5rem; }
.seo-feature {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 1.5rem;
  align-items: start;
  padding: 2rem;
  background: var(--cream);
  border-radius: 0.6rem;
  transition: transform 0.3s var(--ease), box-shadow 0.3s;
}
.seo-feature:hover { transform: translateY(-3px); box-shadow: 0 12px 40px rgba(42,33,30,0.06); }
.seo-icon { font-size: 0.9rem; color: var(--bordeaux); margin-top: 0.15rem; }
.seo-feature h4 { font-family: var(--font-h); font-size: 1.3rem; color: var(--text); margin-bottom: 0.3rem; }
.seo-feature p { font-size: 0.83rem; color: var(--text-muted); line-height: 1.65; }

/* ═══════════════════════════════════════════════════════════
   SECTION 7 — CTA
═══════════════════════════════════════════════════════════ */
#contact {
  position: relative;
  min-height: 80vh;
  background: var(--bordeaux-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--pad-y) var(--pad-x);
  overflow: hidden;
}
.cta-decoration {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 70%, rgba(198,169,146,0.07), transparent);
  pointer-events: none;
}
.cta-content { position: relative; z-index: 1; }
.cta-tag { font-family: var(--font-b); font-size: 0.68rem; letter-spacing: 0.35em; text-transform: uppercase; color: rgba(198,169,146,0.55); margin-bottom: 2rem; display: block; }
.cta-heading { font-size: clamp(3.5rem, 8vw, 9rem); color: var(--cream); margin-bottom: 1.5rem; }
.cta-heading em { color: var(--champagne); }
.cta-sub { font-family: var(--font-b); font-size: 1rem; color: rgba(198,169,146,0.55); }
.btn-cta {
  display: inline-block;
  font-family: var(--font-b);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bordeaux-dark);
  background: var(--champagne);
  padding: 1.2rem 3.2rem;
  border-radius: 3rem;
  margin-top: 3rem;
  transition: background 0.3s, transform 0.2s;
}
.btn-cta:hover { background: var(--cream); transform: translateY(-2px); }

/* ═══════════════════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════════════════ */
#footer {
  background: var(--cream);
  border-top: 1px solid rgba(122,27,46,0.08);
  padding: 6rem var(--pad-x) 2rem;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: clamp(4rem, 8vw, 10rem);
  max-width: var(--max-w);
  margin: 0 auto;
  padding-bottom: 4rem;
  border-bottom: 1px solid rgba(122,27,46,0.08);
}
.footer-logo-img { width: 130px; height: auto; margin-bottom: 1.5rem; }
.footer-brand p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 1.8rem; }
.footer-socials { display: flex; gap: 1.5rem; }
.footer-socials a { font-size: 0.72rem; letter-spacing: 0.06em; color: var(--text-muted); transition: color 0.2s; }
.footer-socials a:hover { color: var(--bordeaux); }
.footer-nav { display: grid; grid-template-columns: repeat(3, 1fr); gap: 3rem; }
.footer-col h5 { font-family: var(--font-b); font-size: 0.65rem; font-weight: 400; letter-spacing: 0.25em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 1.5rem; }
.footer-col a { display: block; font-size: 0.85rem; color: var(--text); margin-bottom: 0.8rem; opacity: 0.65; transition: opacity 0.2s; }
.footer-col a:hover { opacity: 1; }
.footer-location { font-size: 0.85rem; color: var(--text-muted); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.2rem;
  max-width: var(--max-w);
  margin: 2rem auto 0;
}
.footer-bottom > p { font-size: 0.73rem; color: var(--text-muted); }
.footer-legal { display: flex; gap: 2rem; }
.footer-legal a { font-size: 0.73rem; color: var(--text-muted); transition: color 0.2s; }
.footer-legal a:hover { color: var(--text); }
.footer-signature {
  font-size: 0.73rem;
  color: var(--bordeaux);
  opacity: 0.55;
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
  letter-spacing: 0.02em;
  transition: opacity 0.25s, border-color 0.25s;
}
.footer-signature:hover { opacity: 1; border-color: rgba(122,27,46,0.4); }

/* ═══════════════════════════════════════════════════════════
   SCROLL REVEALS
═══════════════════════════════════════════════════════════ */
.js-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.75s var(--ease), transform 0.75s var(--ease);
}
.js-reveal-card {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.js-reveal.in-view,
.js-reveal-card.in-view { opacity: 1; transform: translateY(0); }
.js-reveal-card:nth-child(2) { transition-delay: 0.08s; }
.js-reveal-card:nth-child(3) { transition-delay: 0.16s; }
.js-reveal-card:nth-child(4) { transition-delay: 0.24s; }
.js-reveal-card:nth-child(5) { transition-delay: 0.32s; }

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .portfolio-item,
  .portfolio-item:nth-child(even) { grid-template-columns: 1fr; height: auto; min-height: auto; }
  .portfolio-visual { height: 55vw; min-height: 280px; }
  .portfolio-item:nth-child(even) .portfolio-visual,
  .portfolio-item:nth-child(even) .portfolio-info { order: unset; }
  .seo-inner { grid-template-columns: 1fr; gap: 4rem; }
}

@media (max-width: 768px) {
  /* Masque le hero desktop, affiche le mobile */
  #hero       { display: none; }
  #hero-mobile { display: flex; }

  /* Nav toujours visible sur mobile */
  #main-nav {
    opacity: 1;
    pointer-events: all;
    background: rgba(243,237,229,0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(122,27,46,0.08);
  }
  .nav-links, .btn-nav { display: none; }
  .nav-burger           { display: flex; }

  .services-grid { grid-template-columns: 1fr; }
  .service-card  { padding: 2.5rem 1.8rem; }
  .process-item  { grid-template-columns: 56px 1fr; gap: 1.5rem; }
  .footer-inner  { grid-template-columns: 1fr; gap: 3rem; }
  .footer-nav    { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .desktop-br    { display: none; }
}

@media (max-width: 480px) {
  .footer-nav { grid-template-columns: 1fr; }
  .hero-cta   { flex-direction: column; align-items: center; }
  .cta-heading { font-size: 3rem; }
}

/* ─── Reduced motion ────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .js-reveal, .js-reveal-card, .reveal-line .reveal-line-inner {
    opacity: 1 !important; transform: none !important;
  }
  #hero       { display: none !important; }
  #hero-mobile { display: flex !important; }
}