/* ============================================================
   MAFATEC — Système "Luxe Éditorial"
   Nuit profonde · filets champagne · titrage serif · rouge signature
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Spectral:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400;1,500;1,600&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root{
  /* — Encre / nuit — */
  --ink-950:#070912;
  --ink-900:#0b0e1d;
  --ink-850:#0f1326;
  --ink-800:#141832;
  --navy-900:#191d49;
  --navy-800:#2a2e72;
  --navy-700:#3a3f8f;
  --navy-500:#5a5fb8;

  /* — Rouge signature (du logo) — */
  --red-600:#a82e12;
  --red-500:#c93b18;
  --red-400:#e0552e;

  /* — Bleu logo — */
  --logo-blue:#3a55b0;

  /* — Accent premium (tweakable) — */
  --champagne:#aeb6c4;
  --champagne-soft:#cdd3dc;
  --champagne-deep:#8c95a6;

  /* — Surfaces claires (blanc / gris très clair, façon Apple) — */
  --paper:#ffffff;
  --paper-2:#f5f5f7;
  --card:#ffffff;
  --line-warm:#e8e8ea;

  /* — Texte — */
  --text:#15172b;
  --text-soft:#454a63;
  --muted:#7a7e95;

  /* — Lignes sur fond sombre — */
  --hair-d:rgba(174,182,196,.28);
  --hair-d-soft:rgba(255,255,255,.08);
  --on-dark:#f3efe6;
  --on-dark-soft:rgba(243,239,230,.62);
  --on-dark-mute:rgba(243,239,230,.40);

  /* — Typo (tweakable) — */
  --serif:'Spectral', Georgia, 'Times New Roman', serif;
  --sans:'Plus Jakarta Sans', system-ui, sans-serif;
  --head: var(--serif);

  /* — Mouvement — */
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-lux:cubic-bezier(.16,1,.3,1);

  /* — Rayons / ombres — */
  --r-sm:6px; --r-md:12px; --r-lg:18px; --r-xl:26px;
  --sh-sm:0 2px 14px rgba(11,14,29,.06);
  --sh-md:0 18px 50px rgba(11,14,29,.12);
  --sh-lg:0 40px 90px rgba(11,14,29,.22);
}

/* sans-serif headings variant (tweak) */
:root[data-head="sans"]{ --head: var(--sans); }

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body{
  font-family:var(--sans);
  color:var(--text);
  background:var(--paper);
  line-height:1.6;
  font-weight:400;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
::selection{background:var(--red-500);color:#fff}

/* ── Titrage ── */
.display{
  font-family:var(--head);
  font-weight:600;
  line-height:.98;
  letter-spacing:-.01em;
}
:root[data-head="sans"] .display{ font-weight:800; letter-spacing:-.04em; line-height:1.02; }

h1,h2,h3{font-family:var(--head);font-weight:600;line-height:1.04;letter-spacing:-.01em}
:root[data-head="sans"] h1,
:root[data-head="sans"] h2,
:root[data-head="sans"] h3{font-weight:800;letter-spacing:-.035em;line-height:1.08}

/* ── Eyebrow ── */
.eyebrow{
  display:inline-flex;align-items:center;gap:.6rem;
  font-family:var(--sans);
  font-size:.7rem;font-weight:600;
  letter-spacing:.32em;text-transform:uppercase;
}
.eyebrow .mark{
  width:26px;height:1px;background:var(--champagne);display:inline-block;
}
.eyebrow .dot{
  width:5px;height:5px;border-radius:50%;background:var(--champagne);
  box-shadow:0 0 0 4px rgba(174,182,196,.14);
}

/* hairline divider */
.hair{height:1px;background:linear-gradient(90deg,transparent,var(--line-warm) 18%,var(--line-warm) 82%,transparent);border:none}

/* ── Boutons ── */
.btn{
  --bg:var(--red-500); --fg:#fff;
  display:inline-flex;align-items:center;gap:.65rem;
  font-family:var(--sans);font-weight:600;font-size:.84rem;letter-spacing:.02em;
  padding:.95rem 1.7rem;border-radius:var(--r-sm);
  background:var(--bg);color:var(--fg);
  position:relative;overflow:hidden;
  transition:transform .4s var(--ease-lux), box-shadow .4s var(--ease-lux), background .35s var(--ease);
  white-space:nowrap;
}
.btn svg{width:15px;height:15px;transition:transform .4s var(--ease-lux)}
.btn:hover{transform:translateY(-2px)}
.btn:hover svg{transform:translateX(4px)}
.btn-red{--bg:var(--red-500)}
.btn-red:hover{--bg:var(--red-400);box-shadow:0 14px 34px rgba(201,59,24,.34)}
.btn-ink{--bg:var(--ink-900)}
.btn-ink:hover{--bg:var(--ink-800);box-shadow:0 14px 34px rgba(11,14,29,.28)}
.btn-ghost{
  --bg:transparent !important;--fg:var(--on-dark) !important;
  border:1px solid rgba(243,239,230,.22) !important;
}
.btn-ghost:hover{--bg:rgba(243,239,230,.06) !importat;border-color:var(--champagne) !important;}
.btn-outline{
  --bg:transparent;--fg:var(--text);
  border:1px solid var(--line-warm);
}
.btn-outline:hover{--bg:#fff;border-color:var(--champagne);box-shadow:var(--sh-sm)}
.btn-lg{padding:1.1rem 2.1rem;font-size:.9rem}

/* outlined CTA luxe (fill on hover) */
.cta-lux{
  display:inline-flex;align-items:center;gap:.85rem;
  font-family:var(--sans);font-weight:600;font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--on-dark);
  padding:1.05rem 2rem;
  border:1px solid rgba(243,239,230,.28);
  border-radius:2px;
  position:relative;overflow:hidden;
  transition:color .5s var(--ease-lux), border-color .5s var(--ease-lux);
}
.cta-lux .lbl{position:relative;z-index:1;display:inline-flex;align-items:center;gap:.75rem}
.cta-lux svg{width:14px;height:14px;transition:transform .5s var(--ease-lux)}
.cta-lux::before{
  content:'';position:absolute;inset:0;z-index:0;
  background:var(--red-500);
  transform:scaleX(0);transform-origin:left;
  transition:transform .55s var(--ease-lux);
}
.cta-lux:hover{color:#fff;border-color:var(--red-500)}
.cta-lux:hover::before{transform:scaleX(1)}
.cta-lux:hover svg{transform:translateX(5px)}
/* variante bleue (espace professionnel) */
.cta-lux-blue::before{background:var(--logo-blue)}
.cta-lux-blue:hover{border-color:var(--logo-blue)}

/* ── Layout helpers ── */
.wrap{max-width:1200px;margin:0 auto;width:100%;padding:0 2.5rem}
.section{padding:7rem 0}
.lead{font-size:1.06rem;line-height:1.75;color:var(--text-soft);font-weight:400}

/* grain overlay util */
.grain::after{
  content:'';position:absolute;inset:0;pointer-events:none;z-index:2;opacity:.5;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.045'/%3E%3C/svg%3E");
}

/* reveal animation */
@media (prefers-reduced-motion: no-preference){
  .reveal{opacity:0;transform:translateY(14px);transition:opacity 1s var(--ease-lux), transform 1s var(--ease-lux)}
  .reveal.in{opacity:1;transform:none}
  .reveal.d1{transition-delay:.08s}
  .reveal.d2{transition-delay:.16s}
  .reveal.d3{transition-delay:.24s}
  .reveal.d4{transition-delay:.32s}
  .reveal.d5{transition-delay:.40s}
}