/* ═══════════════════════════════════════════════════
   LV STUDIO — Design System CSS
   v1.0 · lvstudio.fr
═══════════════════════════════════════════════════ */

/* ─── VARIABLES ─── */
:root {
  --mint: #d0ede7;
  --mint-light: #e4f4f1;
  --mint-bg: #c8eae3;
  --purple: #8b5cf6;
  --purple-vivid: #7c3aed;
  --purple-light: #ede9fe;
  --purple-btn: #9333ea;
  --dark: #111111;
  --dark-2: #1a1a1a;
  --dark-card: #141414;
  --white: #ffffff;
  --gray-light: #f0eff8;
  --gray-border: #e5e4f0;
  --gray-text: #6b6b7a;
  --teal-accent: #2dd4aa;
  --teal-vivid: #10b981;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}
body { max-width: none !important; padding: 0 !important; margin: 0 !important; }

/* ─── RESET ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; background: var(--mint-light); }
body { font-family: var(--font-body); color: var(--dark); background: white; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; }

/* ─── NAV ─── */
nav.main-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: transparent; border-bottom: 1px solid transparent;
  height: 64px; display: flex; align-items: center;
  padding: 0 48px; justify-content: center;
  transition: background .4s ease, border-color .4s ease, backdrop-filter .4s ease;
}
nav.main-nav.scrolled {
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--gray-border);
}
.nav-inner {
  max-width: 1100px; width: 100%;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display); font-weight: 800;
  font-size: 22px; letter-spacing: -.5px;
  text-decoration: none; color: var(--dark);
}
.nav-logo .studio { color: var(--purple-vivid); }
.nav-links { display: flex; align-items: center; gap: 32px; list-style: none; }
.nav-links a {
  font-size: 16px; font-weight: 400; color: var(--dark);
  text-decoration: none; opacity: .7; transition: opacity .2s;
}
.nav-links a:hover, .nav-links a.active { opacity: 1; }
.nav-links a.active { font-weight: 600; }
.nav-actions { display: flex; gap: 10px; align-items: center; }
.btn-outline {
  padding: 9px 22px; border: 1.5px solid rgba(0,0,0,.25);
  border-radius: 100px; font-family: var(--font-body);
  font-size: 14px; font-weight: 500; color: var(--dark);
  text-decoration: none; background: transparent;
  cursor: pointer; transition: border-color .2s;
}
.btn-outline:hover { border-color: var(--dark); }
.btn-nav-primary {
  padding: 9px 22px; background: var(--dark);
  border: 1.5px solid var(--dark); border-radius: 100px;
  font-family: var(--font-body); font-size: 14px; font-weight: 500;
  color: white; text-decoration: none; transition: background .2s; cursor: pointer;
}
.btn-nav-primary:hover { background: var(--purple-vivid); border-color: var(--purple-vivid); }
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; padding: 8px; border: none; background: none;
}
.hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--dark); border-radius: 2px; transition: all .25s;
}
.mobile-menu {
  display: none; position: fixed; top: 64px; left: 0; right: 0;
  background: white; border-bottom: 1px solid var(--gray-border);
  padding: 24px 48px; flex-direction: column; gap: 16px; z-index: 99;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-family: var(--font-display); font-size: 18px;
  font-weight: 700; color: var(--dark); text-decoration: none;
}

/* ─── UTILITAIRES ─── */
.section-tag {
  font-size: 12px; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--purple-vivid);
  margin-bottom: 16px; display: flex; align-items: center; gap: 8px;
}
.section-tag::before {
  content: ''; display: inline-block;
  width: 20px; height: 2px; background: var(--purple-vivid); flex-shrink: 0;
}
.section-tag.teal { color: var(--teal-accent); }
.section-tag.teal::before { background: var(--teal-accent); }
.section-tag.center { justify-content: center; }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 4.5vw, 56px);
  font-weight: 700; letter-spacing: -1.5px; line-height: 1.05;
  color: var(--dark); text-transform: uppercase; margin-bottom: 20px;
}
.section-title.white { color: white; }
.section-title.center { text-align: center; max-width: 680px; margin-left: auto; margin-right: auto; }
.section-title .accent { color: var(--purple-vivid); }

.section-intro {
  font-size: 16px; color: var(--gray-text);
  max-width: 600px; line-height: 1.7; margin-bottom: 48px;
}
.section-intro.white { color: rgba(255,255,255,.55); }
.section-intro.center { text-align: center; margin-left: auto; margin-right: auto; }

/* ─── HERO (page service) ─── */
.hero {
  min-height: 100vh;
  background: linear-gradient(160deg, var(--mint-light) 0%, #e8f5f1 40%, #dce8f5 70%, #e5e0f5 100%);
  display: flex; align-items: center; justify-content: center;
  padding: 140px 48px 80px; position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 55%;
  background-image: repeating-linear-gradient(90deg, transparent, transparent 5px, rgba(120,80,200,.06) 5px, rgba(120,80,200,.06) 6px);
  mask-image: linear-gradient(to bottom, transparent 0%, black 40%, black 80%, transparent 100%);
  pointer-events: none;
}
.hero::after {
  content: ''; position: absolute; bottom: -100px; left: 0; right: 0; height: 180px;
  background: linear-gradient(to bottom, transparent 0%, white 85%);
  z-index: 2; pointer-events: none;
}
.hero-inner {
  max-width: 1100px; width: 100%;
  display: grid; grid-template-columns: 1fr 380px;
  gap: 64px; align-items: center; z-index: 1;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.75); border: 1px solid rgba(139,92,246,.3);
  border-radius: 100px; padding: 6px 16px 6px 8px; margin-bottom: 24px;
  font-size: 12px; font-weight: 600; color: var(--purple-vivid);
}
.hero-badge-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--teal-accent); animation: pulse 2s infinite;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(40px, 4.8vw, 72px);
  font-weight: 700; line-height: 1.0; letter-spacing: -2px;
  color: var(--dark); text-transform: uppercase; margin-bottom: 24px;
}
.hero-title .accent { color: var(--purple-vivid); }
.hero-sub { font-size: 17px; color: var(--gray-text); line-height: 1.7; margin-bottom: 36px; max-width: 480px; }
.hero-ctas { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-bottom: 28px; }
.btn-hero-primary {
  padding: 16px 36px; background: var(--purple-btn); color: white;
  border: none; border-radius: 100px; font-family: var(--font-body);
  font-size: 16px; font-weight: 600; cursor: pointer; text-decoration: none;
  transition: background .2s, transform .2s; display: inline-block;
}
.btn-hero-primary:hover { background: var(--purple-vivid); transform: translateY(-2px); }
.btn-hero-secondary {
  padding: 16px 36px; background: rgba(255,255,255,.7); color: var(--dark);
  border: 1.5px solid rgba(0,0,0,.15); border-radius: 100px;
  font-family: var(--font-body); font-size: 16px; font-weight: 600;
  text-decoration: none; transition: border-color .2s, background .2s;
}
.btn-hero-secondary:hover { background: rgba(255,255,255,.95); border-color: var(--dark); }
.hero-trust { display: flex; align-items: center; gap: 12px; }
.hero-trust-avatars { display: flex; }
.hero-trust-avatars span {
  width: 32px; height: 32px; border-radius: 50%; border: 2px solid white;
  background: var(--purple-light); display: flex; align-items: center;
  justify-content: center; font-size: 12px; margin-left: -8px;
  font-weight: 600; color: var(--purple-vivid);
}
.hero-trust-avatars span:first-child { margin-left: 0; }
.hero-trust-text { font-size: 13px; color: var(--gray-text); line-height: 1.5; }
.hero-trust-text strong { color: var(--dark); }

/* Hero card */
.hero-card {
  background: white; border-radius: 20px; padding: 32px;
  box-shadow: 0 16px 48px rgba(0,0,0,.10), 0 4px 16px rgba(0,0,0,.06);
  border: 1px solid var(--gray-border);
}
.hero-card-eyebrow { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--gray-text); margin-bottom: 6px; }
.hero-card-price { font-family: var(--font-display); font-size: 52px; font-weight: 800; letter-spacing: -2.5px; color: var(--dark); line-height: 1; margin-bottom: 2px; }
.hero-card-price sub { font-size: 18px; letter-spacing: 0; color: var(--gray-text); font-weight: 500; }
.hero-card-sub { font-size: 13px; color: var(--gray-text); margin-bottom: 24px; }
.hero-card-features { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; }
.hero-card-features li { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--dark); line-height: 1.4; }
.hero-card-features li::before { content: '✓'; color: var(--teal-vivid); font-weight: 700; font-size: 13px; flex-shrink: 0; margin-top: 1px; }
.hero-card-cta {
  width: 100%; padding: 14px; background: var(--dark); color: white;
  border: none; border-radius: 100px; font-family: var(--font-body);
  font-size: 15px; font-weight: 600; cursor: pointer; text-decoration: none;
  display: block; text-align: center; transition: background .2s;
}
.hero-card-cta:hover { background: var(--purple-vivid); }
.hero-card-divider { height: 1px; background: var(--gray-border); margin: 18px 0; }
.hero-card-note { font-size: 12px; color: var(--gray-text); text-align: center; }

/* ─── SOLUTION CARDS ─── */
.constat-section { background: var(--gray-light); padding: 100px 48px; }
.constat-inner { max-width: 1100px; margin: 0 auto; }
.solutions-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.solution-card {
  background: var(--mint-light); border-radius: 20px; padding: 32px;
  position: relative; overflow: hidden; cursor: pointer;
  transition: transform .25s, box-shadow .25s;
  min-height: 320px; display: flex; flex-direction: column;
}
.solution-card:hover { transform: translateY(-4px); box-shadow: 0 20px 48px rgba(0,0,0,.08); }
.solution-card.dark { background: var(--dark-card); color: var(--white); }
.solution-card.purple { background: var(--purple-light); }
.card-tag { font-size: 10px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--gray-text); margin-bottom: 12px; }
.solution-card.dark .card-tag { color: rgba(255,255,255,.5); }
.card-title { font-family: var(--font-display); font-size: 22px; font-weight: 600; line-height: 1.2; color: var(--dark); margin-bottom: 12px; flex: 1; }
.solution-card.dark .card-title { color: white; }
.card-plus {
  width: 36px; height: 36px; border-radius: 50%; border: 1.5px solid rgba(0,0,0,.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; cursor: pointer; position: absolute; top: 32px; right: 32px;
  transition: background .2s; color: var(--dark);
}
.solution-card.dark .card-plus { border-color: rgba(255,255,255,.25); color: white; }
.card-preview {
  background: white; border-radius: 10px; padding: 12px; margin-top: 16px;
  border: 1px solid var(--gray-border); box-shadow: 0 4px 16px rgba(0,0,0,.06);
}
.solution-card.dark .card-preview { background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.1); }
.preview-title { font-size: 10px; font-weight: 700; color: var(--dark); margin-bottom: 8px; }
.solution-card.dark .preview-title { color: rgba(255,255,255,.55); }
.preview-bar-row { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; }
.preview-bar-label { font-size: 9px; color: var(--gray-text); width: 60px; flex-shrink: 0; }
.solution-card.dark .preview-bar-label { color: rgba(255,255,255,.35); }
.preview-bar-track { flex: 1; height: 5px; background: var(--gray-light); border-radius: 3px; overflow: hidden; }
.solution-card.dark .preview-bar-track { background: rgba(255,255,255,.08); }
.preview-bar-fill { height: 100%; border-radius: 3px; background: var(--teal-accent); }
.preview-bar-fill.purple { background: var(--purple-vivid); }
.preview-val { font-size: 9px; font-weight: 700; color: var(--dark); width: 28px; text-align: right; }
.solution-card.dark .preview-val { color: rgba(255,255,255,.8); }

/* ─── ZONE-SECTION ─── */
.zone-section { border-top: 1px solid var(--gray-border); padding: 100px 48px; background: white; }
.zone-wrap { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
.zone-main-title { font-family: var(--font-display); font-size: clamp(36px,4vw,56px); font-weight: 700; letter-spacing: -2px; text-transform: uppercase; line-height: 1.0; color: var(--dark); margin-bottom: 24px; }
.zone-main-desc { font-size: 15px; color: var(--gray-text); line-height: 1.7; margin-bottom: 32px; }
.zone-cta-link { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; color: var(--purple-vivid); text-decoration: none; border-bottom: 1px solid rgba(124,58,237,.3); padding-bottom: 2px; transition: border-color .2s; }
.zone-cta-link:hover { border-color: var(--purple-vivid); }
.zone-right { display: flex; flex-direction: column; }
.zone-row { display: flex; align-items: flex-start; gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--gray-border); cursor: pointer; }
.zone-row:first-child { padding-top: 0; }
.zone-row:last-child { border-bottom: none; }
.zone-row:hover .zone-row-num { color: var(--purple-vivid); }
.zone-row-num { font-family: var(--font-display); font-size: 13px; font-weight: 700; color: var(--gray-border); min-width: 28px; padding-top: 3px; transition: color .2s; }
.zone-row-body { flex: 1; }
.zone-row-title { font-family: var(--font-display); font-size: 18px; font-weight: 700; color: var(--dark); margin-bottom: 6px; }
.zone-row-desc { font-size: 14px; color: var(--gray-text); line-height: 1.6; margin-bottom: 12px; }
.zone-row-pills { display: flex; gap: 6px; flex-wrap: wrap; }
.zone-row-pill { padding: 3px 10px; border-radius: 100px; font-size: 11px; font-weight: 600; background: var(--gray-light); color: var(--gray-text); border: 1px solid var(--gray-border); }
.zone-row-pill.teal { background: rgba(45,212,170,.12); color: var(--teal-vivid); border-color: rgba(45,212,170,.2); }
.zone-row-pill.purple { background: var(--purple-light); color: var(--purple-vivid); border-color: rgba(124,58,237,.2); }

/* ─── INCLUS / TABS ─── */
.inclus-section { padding: 100px 48px; background: linear-gradient(160deg, var(--mint-light) 0%, #e8f5f1 30%, #dce8f5 65%, var(--purple-light) 100%); }
.inclus-inner { max-width: 1100px; margin: 0 auto; }
.inclus-header { text-align: center; margin-bottom: 48px; }
.why-tabs { display: flex; gap: 8px; justify-content: center; margin-bottom: 48px; flex-wrap: wrap; }
.why-tab { display: flex; align-items: center; gap: 8px; padding: 10px 22px; border-radius: 100px; cursor: pointer; font-family: var(--font-body); font-size: 14px; font-weight: 500; border: 1px solid var(--gray-border); color: var(--gray-text); background: transparent; transition: all .2s; }
.why-tab.active { background: var(--purple-vivid); color: white; border-color: var(--purple-vivid); }
.why-tab:hover:not(.active) { border-color: var(--dark); color: var(--dark); }
.why-panel { background: var(--gray-light); border: 1px solid var(--gray-border); border-radius: 20px; padding: 48px; max-width: 860px; margin: 0 auto; display: none; }
.why-panel.active { display: block; }
.why-panel-icon { font-size: 36px; margin-bottom: 20px; }
.why-panel h3 { font-family: var(--font-display); font-size: 28px; font-weight: 700; color: var(--dark); letter-spacing: -1px; text-transform: uppercase; margin-bottom: 12px; }
.why-panel p { font-size: 16px; color: var(--gray-text); line-height: 1.7; }
.why-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 24px; }
.why-tag-pill { padding: 6px 16px; border-radius: 100px; font-size: 12px; font-weight: 600; background: white; color: var(--gray-text); border: 1px solid var(--gray-border); }

/* ─── STATS DARK ─── */
.stats-section { background: var(--dark); padding: 100px 48px; overflow: hidden; position: relative; }
.stats-section::after { content: ''; position: absolute; inset: 0; pointer-events: none; background-image: repeating-linear-gradient(90deg,transparent,transparent 5px,rgba(255,255,255,.015) 5px,rgba(255,255,255,.015) 6px); }
.stats-halo-tr { position: absolute; top: 0; right: 0; width: 500px; height: 400px; background: radial-gradient(ellipse at top right, rgba(124,58,237,.18), transparent 65%); pointer-events: none; }
.stats-halo-bl { position: absolute; bottom: 0; left: 0; width: 400px; height: 300px; background: radial-gradient(ellipse at bottom left, rgba(45,212,170,.1), transparent 65%); pointer-events: none; }
.stats-content { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; max-width: 1100px; margin: 0 auto; position: relative; z-index: 1; }
.stats-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; max-width: 560px; }
.stat-block { border: 1px solid rgba(255,255,255,.1); border-radius: 16px; padding: 28px; display: flex; align-items: center; gap: 20px; transition: border-color .2s; }
.stat-block.featured { grid-column: 1/-1; background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.2); }
.stat-block:hover { border-color: rgba(255,255,255,.25); }
.stat-arrow { width: 44px; height: 44px; background: var(--teal-accent); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 20px; flex-shrink: 0; }
.stat-arrow.purple-bg { background: var(--purple-vivid); }
.stat-num { font-family: var(--font-display); font-size: 40px; font-weight: 700; color: white; letter-spacing: -1.5px; line-height: 1; }
.stat-block.featured .stat-num { font-size: 56px; }
.stat-desc { font-size: 13px; color: rgba(255,255,255,.5); margin-top: 4px; }
.stats-right { display: flex; flex-direction: column; gap: 24px; }
.stat-right-item { padding-left: 24px; border-left: 2px solid rgba(255,255,255,.1); transition: border-color .25s; }
.stat-right-item:hover { border-left-color: var(--teal-accent); }
.stat-right-item h4 { font-family: var(--font-display); font-size: 17px; font-weight: 700; color: white; margin-bottom: 6px; }
.stat-right-item p { font-size: 14px; color: rgba(255,255,255,.45); line-height: 1.55; }

/* ─── PROCESSUS ─── */
.processus-section { background: var(--gray-light); padding: 100px 48px; }
.processus-inner { max-width: 1100px; margin: 0 auto; }
.processus-header { text-align: center; margin-bottom: 64px; }
.processus-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 0; position: relative; }
.processus-grid::before { content: ''; position: absolute; top: 28px; left: calc(12.5% + 20px); right: calc(12.5% + 20px); height: 2px; background: linear-gradient(to right, var(--purple-light), var(--purple-vivid), var(--purple-light)); z-index: 0; }
.process-step { display: flex; flex-direction: column; align-items: center; text-align: center; padding: 0 16px; position: relative; z-index: 1; }
.process-num { width: 56px; height: 56px; border-radius: 50%; background: white; border: 2px solid var(--gray-border); display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-size: 20px; font-weight: 800; color: var(--purple-vivid); margin-bottom: 20px; transition: all .25s; box-shadow: 0 4px 20px rgba(124,58,237,.15); }
.process-step:hover .process-num { background: var(--purple-vivid); color: white; border-color: var(--purple-vivid); box-shadow: 0 4px 20px rgba(124,58,237,.4); }
.process-title { font-family: var(--font-display); font-size: 15px; font-weight: 700; color: var(--dark); text-transform: uppercase; letter-spacing: -.3px; margin-bottom: 10px; }
.process-desc { font-size: 13px; color: var(--gray-text); line-height: 1.6; }

/* ─── FORMULE + DEVIS ─── */
.formule-section { background: var(--dark); padding: 100px 48px; }
.formule-inner { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.formule-section .section-tag { color: var(--teal-accent); }
.formule-section .section-tag::before { background: var(--teal-accent); }
.formule-section .section-title { color: white; }
.formule-section .section-intro { color: rgba(255,255,255,.5); margin-bottom: 32px; }
.formule-cards { display: flex; flex-direction: column; gap: 14px; }
.formule-card { border: 1px solid rgba(255,255,255,.1); border-radius: 16px; padding: 22px 24px; cursor: pointer; transition: border-color .25s, background .25s; }
.formule-card:hover, .formule-card.active { border-color: var(--teal-accent); background: rgba(255,255,255,.04); }
.formule-card-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 6px; }
.formule-card-name { font-family: var(--font-display); font-size: 18px; font-weight: 700; color: white; }
.formule-card-price { font-family: var(--font-display); font-size: 22px; font-weight: 800; color: var(--teal-accent); letter-spacing: -1px; }
.formule-card-price span { font-size: 13px; font-weight: 400; color: rgba(255,255,255,.4); }
.formule-card-desc { font-size: 13px; color: rgba(255,255,255,.45); line-height: 1.6; }
.formule-badge { display: inline-block; padding: 2px 10px; border-radius: 100px; background: rgba(45,212,170,.15); color: var(--teal-accent); font-size: 11px; font-weight: 700; margin-bottom: 8px; }
.devis-wrap { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1); border-radius: 24px; padding: 36px; }
.devis-title { font-family: var(--font-display); font-size: 22px; font-weight: 700; color: white; margin-bottom: 6px; letter-spacing: -.5px; }
.devis-sub { font-size: 14px; color: rgba(255,255,255,.4); margin-bottom: 28px; }
.form-group { margin-bottom: 14px; }
.form-label { display: block; font-size: 11px; font-weight: 700; color: rgba(255,255,255,.5); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 6px; }
.form-label .required { color: var(--purple-vivid); }
.form-input { width: 100%; padding: 12px 16px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); border-radius: 10px; font-family: var(--font-body); font-size: 15px; color: white; outline: none; transition: border-color .2s; }
.form-input::placeholder { color: rgba(255,255,255,.22); }
.form-input:focus { border-color: rgba(255,255,255,.35); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-submit { width: 100%; padding: 14px; background: var(--purple-btn); color: white; border: none; border-radius: 100px; font-family: var(--font-body); font-size: 15px; font-weight: 600; cursor: pointer; margin-top: 10px; transition: background .2s, transform .2s; }
.form-submit:hover { background: var(--purple-vivid); transform: translateY(-2px); }

/* ─── RÉALISATIONS ─── */
.realisations-section { background: white; padding: 100px 48px; }
.realisations-inner { max-width: 1100px; margin: 0 auto; }
.real-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.real-card { border-radius: 16px; overflow: hidden; border: 1px solid var(--gray-border); transition: transform .25s, box-shadow .25s; }
.real-card:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(0,0,0,.08); }
.real-thumb { height: 180px; display: flex; align-items: center; justify-content: center; font-size: 40px; position: relative; }
.real-thumb-1 { background: linear-gradient(135deg, #e8f0fe 0%, #c7d7fc 100%); }
.real-thumb-2 { background: linear-gradient(135deg, #fce8e6 0%, #f9c4bf 100%); }
.real-thumb-3 { background: linear-gradient(135deg, #e6f4ea 0%, #b7e5c0 100%); }
.real-body { padding: 20px; background: white; }
.real-sector { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--purple-vivid); margin-bottom: 6px; }
.real-name { font-family: var(--font-display); font-size: 16px; font-weight: 700; color: var(--dark); margin-bottom: 4px; }
.real-meta { font-size: 13px; color: var(--gray-text); margin-bottom: 12px; }
.real-stats { display: flex; border-top: 1px solid var(--gray-border); }
.real-stat { flex: 1; padding: 10px 0; text-align: center; border-right: 1px solid var(--gray-border); }
.real-stat:last-child { border-right: none; }
.real-stat-val { font-family: var(--font-display); font-size: 18px; font-weight: 700; color: var(--teal-vivid); letter-spacing: -.5px; }
.real-stat-lbl { font-size: 10px; color: var(--gray-text); }

/* ─── TÉMOIGNAGES ─── */
.temoignages-section { background: var(--gray-light); padding: 100px 48px; }
.temo-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; margin-top: 48px; }
.temo-card { background: white; border-radius: 20px; padding: 28px; border: 1px solid var(--gray-border); }
.temo-stars { font-size: 13px; letter-spacing: 2px; margin-bottom: 14px; }
.temo-text { font-size: 15px; color: var(--dark); line-height: 1.7; margin-bottom: 20px; font-style: italic; }
.temo-author { display: flex; align-items: center; gap: 12px; }
.temo-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--purple-light); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 14px; color: var(--purple-vivid); flex-shrink: 0; }
.temo-name { font-family: var(--font-display); font-size: 14px; font-weight: 700; color: var(--dark); }
.temo-role { font-size: 12px; color: var(--gray-text); }

/* ─── FAQ ─── */
.faq-section { background: white; padding: 100px 48px; }
.faq-inner { max-width: 720px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--gray-border); }
.faq-question { width: 100%; text-align: left; padding: 24px 0; font-family: var(--font-display); font-size: 18px; font-weight: 600; color: var(--dark); background: transparent; border: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; transition: color .2s; }
.faq-question:hover { color: var(--purple-vivid); }
.faq-icon { font-size: 20px; color: var(--purple-vivid); transition: transform .3s; flex-shrink: 0; }
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-answer { font-size: 15px; color: var(--gray-text); line-height: 1.75; max-height: 0; overflow: hidden; transition: max-height .4s ease, padding .3s; }
.faq-item.open .faq-answer { max-height: 400px; padding-bottom: 24px; }

/* ─── CTA BAND ─── */
.cta-band { margin: 0 48px 80px; border-radius: 24px; background: linear-gradient(135deg, #c8b4f5 0%, #c8eae3 50%, #b4e6d4 100%); padding: 80px 64px; display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; position: relative; overflow: hidden; }
.cta-band::before { content: 'LVSTUDIO'; position: absolute; bottom: -20px; right: -10px; font-family: var(--font-display); font-size: 120px; font-weight: 800; color: rgba(0,0,0,.06); line-height: 1; pointer-events: none; letter-spacing: -4px; }
.cta-title { font-family: var(--font-display); font-size: 40px; font-weight: 700; color: var(--dark); letter-spacing: -1.5px; text-transform: uppercase; line-height: 1.05; }
.cta-sub { font-size: 16px; color: rgba(0,0,0,.55); margin-top: 14px; line-height: 1.6; }
.cta-input-row { display: flex; background: var(--gray-light); border: 1px solid var(--gray-border); border-radius: 100px; overflow: hidden; padding: 6px 6px 6px 20px; align-items: center; }
.cta-input { flex: 1; border: none; background: transparent; font-family: var(--font-body); font-size: 15px; color: var(--dark); outline: none; }
.cta-submit { padding: 11px 24px; background: var(--purple-btn); color: white; border: none; border-radius: 100px; font-family: var(--font-body); font-size: 14px; font-weight: 600; cursor: pointer; white-space: nowrap; transition: background .2s; }
.cta-submit:hover { background: var(--purple-vivid); }

/* ─── SEO TEXT ─── */
.seo-section { background: var(--gray-light); padding: 80px 48px; }
.seo-inner { max-width: 860px; margin: 0 auto; }
.seo-title { font-family: var(--font-display); font-size: 20px; font-weight: 700; color: var(--dark); margin-bottom: 14px; text-transform: uppercase; letter-spacing: -.5px; }
.seo-text { font-size: 15px; color: var(--gray-text); line-height: 1.75; margin-bottom: 14px; }

/* ─── BAS DE PAGE ─── */
.bas-de-page { background: linear-gradient(160deg, var(--gray-light) 0%, #e8e4f8 40%, #dce8f5 100%); padding: 80px 48px; }
.bas-inner { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 64px; }
.bas-title { font-family: var(--font-display); font-size: 18px; font-weight: 700; color: var(--dark); margin-bottom: 18px; text-transform: uppercase; letter-spacing: -.3px; }
.bas-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.bas-links a { font-size: 15px; color: var(--gray-text); text-decoration: none; transition: color .2s; }
.bas-links a:hover { color: var(--purple-vivid); }
.bas-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.bas-pill { padding: 5px 14px; border-radius: 100px; background: white; border: 1px solid var(--gray-border); font-size: 12px; color: var(--gray-text); text-decoration: none; transition: border-color .2s, color .2s; }
.bas-pill:hover { border-color: var(--purple-vivid); color: var(--purple-vivid); }

/* ─── FOOTER ─── */
footer { background: white; border-top: 1px solid var(--gray-border); padding: 48px; }
.footer-inner { max-width: 1100px; margin: 0 auto; display: flex; justify-content: space-between; align-items: flex-start; gap: 48px; flex-wrap: wrap; }
.footer-logo { font-family: var(--font-display); font-weight: 800; font-size: 20px; letter-spacing: -.5px; color: var(--dark); text-decoration: none; display: block; margin-bottom: 10px; }
.footer-logo .studio { color: var(--purple-vivid); }
.footer-tagline { font-size: 13px; color: var(--gray-text); line-height: 1.6; }
.footer-col-title { font-family: var(--font-display); font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--dark); margin-bottom: 14px; }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.footer-links a { font-size: 14px; color: var(--gray-text); text-decoration: none; transition: color .2s; }
.footer-links a:hover { color: var(--purple-vivid); }
.footer-bottom { max-width: 1100px; margin: 32px auto 0; padding-top: 24px; border-top: 1px solid var(--gray-border); display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.footer-copy { font-size: 13px; color: var(--gray-text); }
.footer-legal { display: flex; gap: 20px; }
.footer-legal a { font-size: 13px; color: var(--gray-text); text-decoration: none; }
.footer-legal a:hover { color: var(--purple-vivid); }

/* ─── WORDMARK ─── */
.footer-wordmark { background: linear-gradient(160deg, #e4f4f1 0%, #e8f5f1 30%, #dce8f5 65%, #e5e0f5 100%); overflow: hidden; padding: 120px 0 0; position: relative; }
.footer-wordmark::before { content: ''; position: absolute; inset: 0; pointer-events: none; background-image: repeating-linear-gradient(90deg,transparent,transparent 5px,rgba(120,80,200,.06) 5px,rgba(120,80,200,.06) 6px); }
.wordmark-text { font-family: var(--font-display); font-size: clamp(80px,15vw,200px); font-weight: 800; letter-spacing: -6px; color: var(--dark); text-align: center; line-height: .85; user-select: none; position: relative; z-index: 1; transform: translateY(60px) scaleY(.85); opacity: 0; transform-origin: bottom center; transition: transform .9s cubic-bezier(.16,1,.3,1), opacity .7s ease; }
.wordmark-text.revealed { transform: translateY(0) scaleY(1); opacity: 1; }

/* ─── ANIMATIONS ─── */
@keyframes pulse { 0%,100%{opacity:1;} 50%{opacity:.4;} }
@keyframes fadeInUp { from{opacity:0;transform:translateY(24px);} to{opacity:1;transform:translateY(0);} }
[data-anim] { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
[data-anim].anim-in { opacity: 1; transform: translateY(0); }
[data-anim-delay="1"] { transition-delay: .1s; }
[data-anim-delay="2"] { transition-delay: .2s; }
[data-anim-delay="3"] { transition-delay: .3s; }
[data-anim-delay="4"] { transition-delay: .4s; }
[data-anim-delay="5"] { transition-delay: .5s; }

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  nav.main-nav { padding: 0 24px; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-card { display: none; }
  .zone-wrap { grid-template-columns: 1fr; gap: 40px; }
  .stats-content { gap: 48px; }
  .formule-inner { grid-template-columns: 1fr; }
  .cta-band { margin: 0 24px 60px; padding: 60px 40px; }
  .bas-inner { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  nav.main-nav { padding: 0 20px; height: 56px; }
  .nav-links, .nav-actions .btn-outline { display: none; }
  .hamburger { display: flex; }
  .mobile-menu { top: 56px; }
  .hero { padding: 90px 20px 60px; min-height: auto; }
  .hero-title { font-size: clamp(36px,10vw,52px); }
  .solutions-grid { grid-template-columns: 1fr; gap: 16px; }
  .stats-content { grid-template-columns: 1fr; gap: 40px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .section-title { font-size: clamp(28px,7vw,40px); }
  .zone-main-title { font-size: clamp(32px,7vw,44px); }
  .processus-grid { grid-template-columns: 1fr 1fr; }
  .processus-grid::before { display: none; }
  .real-grid { grid-template-columns: 1fr 1fr; }
  .temo-grid { grid-template-columns: 1fr; }
  .cta-band { margin: 0 16px 48px; padding: 40px 24px; grid-template-columns: 1fr; }
  .cta-band::before { display: none; }
  .cta-title { font-size: 28px; }
  .cta-input-row { flex-direction: column; border-radius: 16px; padding: 12px; gap: 8px; }
  .cta-submit { border-radius: 10px; padding: 14px; width: 100%; }
  .constat-section, .zone-section, .inclus-section, .stats-section,
  .processus-section, .formule-section, .realisations-section,
  .temoignages-section, .faq-section, .seo-section, .bas-de-page { padding: 80px 20px; }
  footer { padding: 40px 20px; }
  .footer-inner { flex-direction: column; gap: 32px; }
  .footer-wordmark { padding: 40px 0 0; }
  .wordmark-text { font-size: 48px; letter-spacing: -2px; transform: none !important; opacity: 1 !important; }
}

@media (max-width: 480px) {
  .solutions-grid { gap: 12px; }
  .stats-grid { grid-template-columns: 1fr; }
  .processus-grid { grid-template-columns: 1fr; }
  .real-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .why-tabs { flex-direction: column; }
  .why-tab { justify-content: center; }
}