/* ATLAS Visio — Design sobre institutionnel (multi-pages) */
:root {
  --bg-0: #06070A; --bg-1: #0A0C12; --bg-2: #0F1219; --bg-3: #141824; --bg-4: #1A1F2E;
  --navy-900: #0A1630; --navy-800: #0F2147; --navy-700: #16305F; --navy-600: #1F3D78; --navy-500: #2A4E93;
  --gold-300: #E3CD93; --gold-400: #D8BC7C; --gold-500: #C4A35A; --gold-600: #A9884A; --gold-text: #C9AC6B;
  --cream-50: #FBF7EE; --cream-100: #F2ECDF; --cream-200: #E7DECB; --cream-300: #D6CCB6;
  --text-2: #A79F8D; --text-3: #6E6A5F;
  --border: rgba(242,236,223,0.08); --border-strong: rgba(242,236,223,0.16); --border-gold: rgba(196,163,90,0.45);
  --radius: 12px; --radius-sm: 8px; --radius-lg: 20px;
  --font: -apple-system, BlinkMacSystemFont, 'Inter', 'Helvetica Neue', system-ui, sans-serif;
  --serif: Georgia, 'Times New Roman', serif;
  --max-w: 1100px; --nav-h: 64px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body { background: var(--bg-0); color: var(--cream-100); font-family: var(--font); line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: clip; overflow-wrap: break-word; }
img, video, svg, canvas { max-width: 100%; }
a { color: var(--gold-300); text-decoration: none; }
a:hover { color: var(--gold-400); }

/* Nav */
.sv-nav { position: sticky; top: 0; z-index: 50; background: rgba(6,7,10,0.92); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); height: var(--nav-h); }
.sv-container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.sv-nav-inner { display: flex; align-items: center; justify-content: space-between; height: var(--nav-h); }
.sv-brand { display: flex; align-items: center; gap: 10px; color: var(--cream-50); font-weight: 600; letter-spacing: 0.02em; }
.sv-brand-text { font-size: 1.05rem; }
.sv-brand-sep { color: var(--gold-500); margin: 0 2px; }
.sv-nav-links { display: flex; gap: 28px; }
.sv-nav-link { color: var(--text-2); font-size: 0.92rem; transition: color 0.2s; background: none; border: none; cursor: pointer; padding: 8px 0; font-family: var(--font); }
.sv-nav-link:hover { color: var(--cream-100); }
.sv-nav-actions { display: flex; gap: 12px; align-items: center; }

/* Boutons */
.sv-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: var(--radius-sm); border: none; cursor: pointer; font-family: var(--font); font-size: 0.92rem; font-weight: 500; padding: 10px 20px; transition: all 0.2s; }
.sv-btn--ghost { background: transparent; color: var(--cream-200); border: 1px solid var(--border-strong); }
.sv-btn--ghost:hover { border-color: var(--gold-500); color: var(--gold-300); }
.sv-btn--gold { background: var(--gold-500); color: var(--navy-900); font-weight: 600; }
.sv-btn--gold:hover { background: var(--gold-400); }
.sv-btn--navy { background: var(--navy-700); color: var(--cream-50); }
.sv-btn--navy:hover { background: var(--navy-600); }
.sv-btn--lg { padding: 14px 28px; font-size: 1rem; }
.sv-btn--ghost-lg { padding: 14px 28px; font-size: 1rem; }

/* Inputs */
.sv-input { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--cream-100); padding: 12px 16px; font-size: 0.95rem; font-family: var(--font); outline: none; transition: border-color 0.2s; }
.sv-input:focus { border-color: var(--border-gold); }
.sv-input::placeholder { color: var(--text-3); }

/* Hero (accueil) */
.sv-hero { padding: 72px 0 56px; display: flex; align-items: center; min-height: calc(100vh - var(--nav-h) - 80px); }
.sv-hero-inner { max-width: 760px; }
.sv-hero-badge { display: inline-flex; align-items: center; gap: 8px; font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gold-text); border: 1px solid var(--border-gold); padding: 6px 14px; border-radius: 999px; margin-bottom: 24px; }
.sv-hero-title { font-family: var(--serif); font-size: 2.9rem; font-weight: 400; line-height: 1.15; color: var(--cream-50); margin-bottom: 18px; }
.sv-hero-title em { font-style: italic; color: var(--gold-400); }
.sv-hero-sub { color: var(--text-2); font-size: 1.08rem; margin-bottom: 32px; max-width: 600px; }
.sv-join-box { display: flex; gap: 12px; max-width: 480px; margin-bottom: 14px; }
.sv-join-box .sv-input { flex: 1; }
.sv-hero-note { color: var(--text-3); font-size: 0.85rem; margin-bottom: 28px; }
.sv-hero-trust { list-style: none; display: flex; flex-wrap: wrap; gap: 18px; color: var(--text-2); font-size: 0.88rem; }
.sv-hero-trust li { display: flex; align-items: center; gap: 7px; }
.sv-hero-trust li::before { content: "✓"; color: var(--gold-500); font-weight: 700; }

/* Sections de page */
.sv-section { padding: 64px 0; }
.sv-section--alt { background: var(--bg-1); }
.sv-section-title { font-family: var(--serif); font-size: 2rem; font-weight: 400; color: var(--cream-50); margin-bottom: 12px; }
.sv-section-sub { color: var(--text-2); font-size: 1.02rem; margin-bottom: 36px; max-width: 640px; }
.sv-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.sv-card { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; transition: border-color 0.2s, transform 0.2s; }
.sv-card:hover { border-color: var(--border-strong); transform: translateY(-2px); }
.sv-card h3 { font-family: var(--serif); font-size: 1.15rem; color: var(--cream-100); margin-bottom: 10px; }
.sv-card p { color: var(--text-2); font-size: 0.92rem; }
.sv-card-num { font-family: var(--serif); color: var(--gold-500); font-size: 0.85rem; display: block; margin-bottom: 8px; letter-spacing: 0.08em; }

/* Page héros interne */
.sv-page-hero { padding: 56px 0 24px; }
.sv-page-title { font-family: var(--serif); font-size: 2.2rem; font-weight: 400; color: var(--cream-50); margin-bottom: 10px; }
.sv-page-sub { color: var(--text-2); font-size: 1.05rem; margin-bottom: 20px; max-width: 640px; }

/* Listes de contenu */
.sv-list { list-style: none; }
.sv-list li { padding: 10px 0; border-bottom: 1px solid var(--border); color: var(--cream-200); font-size: 0.97rem; display: flex; gap: 12px; align-items: flex-start; }
.sv-list li::before { content: "—"; color: var(--gold-500); }
.sv-list li strong { color: var(--cream-50); }

/* Footer */
.sv-footer { border-top: 1px solid var(--border); padding: 22px 0; }
.sv-footer-inner { display: flex; justify-content: space-between; align-items: center; color: var(--text-3); font-size: 0.85rem; }
.sv-footer-links { display: flex; gap: 20px; }
.sv-footer-links a { color: var(--text-3); }
.sv-footer-links a:hover { color: var(--cream-200); }

/* Login */
.sv-auth { max-width: 420px; margin: 48px auto; }
.sv-auth-card { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 36px; }
.sv-auth-title { font-family: var(--serif); font-size: 1.5rem; color: var(--cream-50); margin-bottom: 8px; }
.sv-auth-sub { color: var(--text-2); font-size: 0.9rem; margin-bottom: 24px; }
.sv-field { margin-bottom: 18px; }
.sv-field label { display: block; color: var(--cream-200); font-size: 0.88rem; margin-bottom: 6px; }
.sv-field .sv-input { width: 100%; }
.sv-auth-note { color: var(--text-3); font-size: 0.82rem; margin-top: 14px; line-height: 1.5; }
.sv-auth-links { margin-top: 18px; text-align: center; font-size: 0.88rem; color: var(--text-2); }
.sv-auth-links a { color: var(--gold-300); }

@media (max-width: 768px) {
  .sv-nav-links { display: none; }
  .sv-hero-title { font-size: 2.1rem; }
  .sv-join-box { flex-direction: column; }
  .sv-cards { grid-template-columns: 1fr; }
  .sv-footer-inner { flex-direction: column; gap: 10px; text-align: center; }
}


/* Page souveraineté — contenu éditorial */
.sv-article { max-width: 780px; margin: 0 auto; }
.sv-article h2 { font-family: var(--serif); font-size: 1.6rem; color: var(--cream-50); margin: 40px 0 14px; font-weight: 400; }
.sv-article h3 { font-family: var(--serif); font-size: 1.15rem; color: var(--cream-100); margin: 24px 0 8px; font-weight: 400; }
.sv-article p { color: var(--cream-200); font-size: 1.0rem; margin-bottom: 16px; line-height: 1.75; }
.sv-article .sv-lead { font-size: 1.15rem; color: var(--cream-100); }
.sv-pull { border-left: 3px solid var(--gold-500); padding: 14px 20px; background: var(--bg-2); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; margin: 24px 0; font-style: italic; color: var(--cream-200); font-size: 1.02rem; }
.sv-pull strong { color: var(--gold-300); font-style: normal; }
.sv-fact { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 24px 0; }
.sv-fact-item { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; }
.sv-fact-item strong { display: block; color: var(--gold-400); font-size: 0.85rem; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 6px; }
.sv-fact-item span { color: var(--cream-200); font-size: 0.92rem; line-height: 1.6; }
.sv-timeline { border-left: 2px solid var(--border-gold); margin: 24px 0; padding-left: 24px; }
.sv-timeline-item { margin-bottom: 18px; position: relative; }
.sv-timeline-item::before { content: ""; position: absolute; left: -29px; top: 6px; width: 10px; height: 10px; border-radius: 50%; background: var(--gold-500); }
.sv-timeline-item strong { display: block; color: var(--cream-50); font-size: 0.95rem; }
.sv-timeline-item span { color: var(--text-2); font-size: 0.9rem; line-height: 1.6; }
@media (max-width: 768px) { .sv-fact { grid-template-columns: 1fr; } }


/* Page entreprise */
.sv-company { max-width: 780px; margin: 0 auto; }
.sv-company-card { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; margin-bottom: 24px; }
.sv-company-card h2 { font-family: var(--serif); font-size: 1.3rem; color: var(--cream-50); margin-bottom: 16px; font-weight: 400; }
.sv-company-table { width: 100%; border-collapse: collapse; }
.sv-company-table td { padding: 12px 8px; border-bottom: 1px solid var(--border); color: var(--cream-200); font-size: 0.95rem; vertical-align: top; }
.sv-company-table td:first-child { color: var(--gold-400); font-size: 0.8rem; letter-spacing: 0.06em; text-transform: uppercase; width: 40%; padding-top: 14px; }
.sv-company-table tr:last-child td { border-bottom: none; }
.sv-company-text { color: var(--cream-200); font-size: 0.98rem; line-height: 1.7; margin-bottom: 14px; }


/* Fond video pour pages internes */
.sv-page-video { position: relative; }
.sv-page-video__media { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; opacity: 0.25; }
.sv-page-video__overlay { position: absolute; inset: 0; z-index: 1; background: linear-gradient(180deg, rgba(6,7,10,0.7) 0%, rgba(6,7,10,0.9) 60%, #06070A 100%); }
.sv-page-video .sv-page-hero, .sv-page-video .sv-section { position: relative; z-index: 2; }


/* Icônes des cartes (fonctionnalités + sécurité) */
.sv-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--bg-3);
  border: 1px solid rgba(196,163,90,0.28);
  color: var(--gold-400);
  margin-bottom: 14px;
  transition: border-color 0.2s, color 0.2s;
}
.sv-card:hover .sv-card-icon {
  border-color: rgba(196,163,90,0.6);
  color: var(--gold-300);
}