:root{
  --bg:#0a0a12;
  --bg-2:#0e0e18;
  --card:#15151f;
  --border:rgba(255,255,255,.08);
  --text:#e9e9f0;
  --muted:#9a9aa8;
  --purple:#a855f7;
  --violet:#8b5cf6;
  --cyan:#06b6d4;
  --grad:linear-gradient(135deg,#a855f7,#06b6d4);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Segoe UI',system-ui,-apple-system,Arial,sans-serif;
  background:var(--bg);color:var(--text);line-height:1.6;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

.container{max-width:1280px;margin:0 auto;padding:0 32px}
.section{padding:80px 0}
.center{text-align:center}

/* Gradient text */
.gradient-text{
  background:linear-gradient(135deg,#a855f7 0%,#06b6d4 100%);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}

.skip-link{position:absolute;left:-999px;top:0;background:#000;padding:8px;z-index:1000}
.skip-link:focus{left:8px}

/* HEADER */
.header{
  position:sticky;top:0;z-index:100;
  background:rgba(10,10,18,.8);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:78px}
.brand{display:flex;align-items:center;gap:12px}
.brand-logo{
  width:46px;height:46px;border-radius:12px;
  display:grid;place-items:center;font-weight:800;color:#fff;
  background:linear-gradient(to right bottom,#a855f7,#06b6d4);
}
.brand-name{font-size:1.3rem;font-weight:700}
.brand-name{background:linear-gradient(90deg,#a855f7,#06b6d4);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.nav{display:flex;align-items:center;gap:8px}
.nav-link{padding:10px 18px;border-radius:10px;color:var(--muted);font-weight:500;transition:.2s}
.nav-link:hover{color:#fff}
.nav-link.active{color:#fff;background:var(--grad)}

.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer}
.burger span{width:26px;height:2px;background:#fff;border-radius:2px;transition:.3s}

/* HERO */
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.badge{
  display:inline-block;padding:8px 18px;border-radius:999px;
  border:1px solid var(--border);background:rgba(255,255,255,.03);
  font-size:.85rem;color:var(--muted);margin-bottom:24px;
}
.hero-title{font-size:5rem;font-weight:800;line-height:1;margin-bottom:12px}
.hero-subtitle{font-size:1.9rem;font-weight:700;color:#cfcfe0;margin-bottom:24px}
.hero-desc{font-size:1.15rem;color:var(--muted);max-width:560px;margin-bottom:32px}
.hl{font-weight:700}
.hl-purple{color:var(--purple)}
.hl-cyan{color:var(--cyan)}
.hl-violet{color:var(--violet)}

.hero-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:36px}
.center-actions{justify-content:center}

.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 26px;border-radius:12px;font-weight:600;
  cursor:pointer;border:0;transition:.25s;font-size:.95rem;
}
.btn span{transition:transform .25s}
.btn:hover span{transform:translateX(4px)}
.btn-gradient{background:var(--grad);color:#fff;box-shadow:0 8px 30px rgba(168,85,247,.35)}
.btn-gradient:hover{filter:brightness(1.08);transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border:1px solid var(--border)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-link{background:none;color:#fff}
.btn-link:hover{color:var(--cyan)}

.quote{border-left:3px solid var(--purple);padding-left:18px}
.quote p{font-style:italic;color:#cfcfe0;margin-bottom:6px}
.quote cite{color:var(--muted);font-size:.9rem;font-style:normal}

.hero-img-wrap{position:relative}
.hero-img-glow{
  position:absolute;inset:-30px;border-radius:30px;
  background:radial-gradient(circle at 70% 20%,rgba(168,85,247,.5),transparent 60%),
             radial-gradient(circle at 30% 90%,rgba(6,182,212,.4),transparent 60%);
  filter:blur(40px);z-index:0;
}
.hero-img{
  position:relative;z-index:1;border-radius:22px;
  border:1px solid rgba(168,85,247,.4);
  box-shadow:0 0 60px rgba(168,85,247,.25);
}

/* AUDIO PLAYER */
.audio-player{
  position:relative;z-index:1;margin-top:18px;
  background:rgba(21,21,31,.85);backdrop-filter:blur(12px);
  border:1px solid var(--border);border-radius:16px;
  padding:14px 18px;box-shadow:0 8px 30px rgba(0,0,0,.35);
}
.ap-row{display:flex;align-items:center;gap:10px}
.ap-progress-row{margin-top:8px}
.ap-btn{
  background:rgba(255,255,255,.06);border:1px solid var(--border);
  color:#fff;width:34px;height:34px;border-radius:50%;
  display:grid;place-items:center;font-size:.85rem;cursor:pointer;
  transition:.2s;flex-shrink:0;
}
.ap-btn:hover{background:rgba(255,255,255,.12)}
.ap-play{
  width:40px;height:40px;background:var(--grad);border:0;font-size:.95rem;
  box-shadow:0 4px 16px rgba(168,85,247,.4);
}
.ap-loop.active{color:var(--cyan);border-color:var(--cyan)}
.ap-title{flex:1;font-size:.88rem;font-weight:600;color:#cfcfe0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ap-vol{font-size:.85rem}
.ap-volume{
  width:70px;flex-shrink:0;height:4px;border-radius:999px;background:rgba(255,255,255,.12);
  -webkit-appearance:none;appearance:none;cursor:pointer;accent-color:var(--purple);
}
.ap-volume::-webkit-slider-thumb{
  -webkit-appearance:none;width:10px;height:10px;border-radius:50%;
  background:var(--grad);cursor:pointer;
}
.ap-seek{
  flex:1;height:4px;border-radius:999px;background:rgba(255,255,255,.12);
  -webkit-appearance:none;appearance:none;cursor:pointer;accent-color:var(--purple);
}
.ap-seek::-webkit-slider-thumb{
  -webkit-appearance:none;width:12px;height:12px;border-radius:50%;
  background:var(--grad);cursor:pointer;
}
.ap-time{flex-shrink:0;font-size:.78rem;color:var(--muted);font-variant-numeric:tabular-nums}

/* STATS */
.stats{padding:50px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat{display:flex;flex-direction:column;gap:6px}
.stat-num{font-size:2.8rem;font-weight:800}
.stat-label{color:var(--muted)}

/* SECTION TITLES */
.section-title{font-size:3.2rem;font-weight:800;text-align:center;margin-bottom:14px}
.section-title.light{background:none;-webkit-text-fill-color:#fff;color:#fff}
.section-sub{text-align:center;color:var(--muted);font-size:1.15rem;max-width:640px;margin:0 auto 56px}

/* CARDS */
.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-bottom:48px}
.card{
  background:var(--card);border:1px solid var(--border);border-radius:18px;
  overflow:hidden;transition:.3s;
}
.card:hover{transform:translateY(-6px);border-color:rgba(168,85,247,.4);box-shadow:0 20px 50px rgba(0,0,0,.5)}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover;transition:.4s}
.card:hover .card-media img{transform:scale(1.05)}
.card-tag{
  position:absolute;top:12px;right:12px;
  background:rgba(0,0,0,.6);backdrop-filter:blur(6px);
  padding:5px 12px;border-radius:8px;font-size:.8rem;font-weight:600;
}
.card-body{padding:22px}
.card-title{font-size:1.15rem;margin-bottom:10px}
.card-text{color:var(--muted);font-size:.92rem;margin-bottom:14px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:6px}
.chip{background:rgba(255,255,255,.06);padding:5px 12px;border-radius:8px;font-size:.78rem;color:#c9c9d6}
.card-link{display:inline-block;margin-top:8px;color:var(--cyan);font-weight:600}

/* TIMELINE */
.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.tl-card{
  background:var(--card);border:1px solid var(--border);border-radius:16px;
  padding:24px;transition:.3s;text-align:center;
}
.tl-card img{margin:0 auto;border-radius:10px}
.tl-card:hover{border-color:rgba(6,182,212,.4);transform:translateY(-4px)}
.tl-icon {
    display: inline-block;
    width: 20px;   /* Ajustez la largeur de votre icône */
    height: 20px;  /* Ajustez la hauteur de votre icône */
    background-image: url('/assets/IIM.ico');
    background-size: contain;
    background-repeat: no-repeat;
    vertical-align: middle; /* Aligne l'icône avec le texte à côté */
}

.tl-date{display:block;color:var(--cyan);font-weight:700;margin:12px 0 6px}
.tl-title{font-size:1.05rem;margin-bottom:8px}
.tl-text{color:var(--muted);font-size:.9rem}

/* SKILLS */
.skills-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px 56px;max-width:1000px;margin:0 auto}
.skill-head{display:flex;justify-content:space-between;font-weight:600;margin-bottom:10px}
.skill-head span:last-child{color:var(--muted)}
.bar{height:8px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden}
.bar span{display:block;height:100%;width:0;border-radius:999px;background:var(--grad);transition:width 1.2s ease}

/* CTA */
.cta{
  background:
    radial-gradient(circle at 20% 30%,rgba(168,85,247,.12),transparent 50%),
    radial-gradient(circle at 80% 70%,rgba(6,182,212,.12),transparent 50%),
    var(--bg-2);
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
}
.cta .section-sub{margin-bottom:36px}

/* FOOTER */
.footer{background:var(--bg-2);border-top:1px solid var(--border);padding:60px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-desc{color:var(--muted);margin-top:18px;font-size:.92rem}
.footer-title{font-size:1.25rem;margin-bottom:18px}
.footer-links{list-style:none;display:flex;flex-direction:column;gap:10px}
.footer-links a{color:var(--muted);transition:.2s}
.footer-links a:hover{color:#fff}
.socials{display:flex;gap:12px}
.social{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,255,255,.06);border:1px solid var(--border);transition:.25s;font-size:1rem;
}
.social:hover{background:var(--grad);transform:translateY(-3px)}
.footer-bottom{display:flex;justify-content:space-between;padding-top:24px;border-top:1px solid var(--border);color:var(--muted);font-size:.9rem}
.heart{color:var(--purple)}

/* RESPONSIVE */
@media(max-width:900px){
  .nav{display:none;position:absolute;top:78px;left:0;right:0;flex-direction:column;
    background:var(--bg-2);padding:16px;border-bottom:1px solid var(--border)}
  .nav.open{display:flex}
  .burger{display:flex}
  .hero-grid{grid-template-columns:1fr;text-align:center}
  .hero-title{font-size:3.4rem}
  .hero-actions,.quote{justify-content:center}
  .quote{text-align:left;max-width:480px;margin:0 auto}
  .hero-img-wrap{order:-1;max-width:360px;margin:0 auto}
  .stats-grid{grid-template-columns:1fr 1fr}
  .cards-grid{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr 1fr}
  .skills-grid{grid-template-columns:1fr}
  .section-title{font-size:2.2rem}
  .footer-grid,.footer-bottom{grid-template-columns:1fr;text-align:center;gap:24px;flex-direction:column}
  .footer .brand,.socials{justify-content:center}
}
@media(max-width:520px){
  .stats-grid,.timeline{grid-template-columns:1fr}
}

/* ============================================================
   ANIMATIONS — légères, originales & GPU-friendly
   ============================================================ */

/* --- Apparition au défilement (reveal) ---
   Masqué uniquement si le JS est actif (classe .js posée dans <head>),
   pour rester 100% visible si le JS est désactivé. */
.js [data-reveal],
.js [data-reveal-group] > *{
  opacity:0;
  transform:translateY(28px);
  transition:transform .6s cubic-bezier(.22,.61,.36,1),
             opacity   .6s cubic-bezier(.22,.61,.36,1),
             box-shadow .3s ease,
             border-color .3s ease;
}
/* variantes de direction */
.js [data-reveal="left"] {transform:translateX(-42px)}
.js [data-reveal="right"]{transform:translateX(42px)}
.js [data-reveal="zoom"] {transform:scale(.93)}
/* état révélé */
.js [data-reveal].in,
.js [data-reveal-group].in > *{
  opacity:1;
  transform:none;
}

/* --- Halos lumineux flottants en arrière-plan --- */
.bg-fx{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
.orb{position:absolute;border-radius:50%;filter:blur(85px);opacity:.38;will-change:transform}
.orb-1{
  width:46vmax;height:46vmax;max-width:560px;max-height:560px;
  background:radial-gradient(circle,rgba(168,85,247,.6),transparent 70%);
  top:-10vmax;left:-8vmax;animation:orbFloat1 24s ease-in-out infinite;
}
.orb-2{
  width:42vmax;height:42vmax;max-width:520px;max-height:520px;
  background:radial-gradient(circle,rgba(6,182,212,.55),transparent 70%);
  top:35%;right:-12vmax;animation:orbFloat2 28s ease-in-out infinite;
}
.orb-3{
  width:38vmax;height:38vmax;max-width:480px;max-height:480px;
  background:radial-gradient(circle,rgba(139,92,246,.5),transparent 70%);
  bottom:-12vmax;left:30%;animation:orbFloat3 32s ease-in-out infinite;
}
@keyframes orbFloat1{0%,100%{transform:translate(0,0)}50%{transform:translate(8vmax,6vmax)}}
@keyframes orbFloat2{0%,100%{transform:translate(0,0)}50%{transform:translate(-7vmax,4vmax)}}
@keyframes orbFloat3{0%,100%{transform:translate(0,0)}50%{transform:translate(5vmax,-6vmax)}}

/* --- Barre de progression de lecture --- */
.scroll-progress{
  position:fixed;top:0;left:0;height:3px;width:0;z-index:300;
  background:var(--grad);box-shadow:0 0 12px rgba(168,85,247,.6);
}

/* --- Dégradé animé sur les textes "gradient" --- */
.gradient-text{background-size:220% 220%;animation:gradShift 8s ease infinite}
@keyframes gradShift{
  0%{background-position:0% 50%}
  50%{background-position:100% 50%}
  100%{background-position:0% 50%}
}

/* --- Header : ombre douce une fois la page défilée --- */
.header{transition:box-shadow .35s ease,background .35s ease}
.header.scrolled{box-shadow:0 12px 34px rgba(0,0,0,.45)}

/* --- Liens de navigation : soulignement animé --- */
.nav-link{position:relative}
.nav-link::after{
  content:"";position:absolute;left:18px;right:18px;bottom:6px;height:2px;
  border-radius:2px;background:var(--grad);
  transform:scaleX(0);transform-origin:left;transition:transform .3s ease;
}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active::after{display:none}

/* --- Logo : léger pivot au survol --- */
.brand-logo{transition:transform .3s ease,box-shadow .3s ease}
.brand:hover .brand-logo{transform:rotate(-6deg) scale(1.06);box-shadow:0 8px 22px rgba(168,85,247,.45)}

/* --- Badge "disponible" : pulsation douce --- */
.badge{animation:badgeGlow 3.6s ease-in-out infinite}
@keyframes badgeGlow{
  0%,100%{box-shadow:0 0 0 0 rgba(168,85,247,0)}
  50%{box-shadow:0 0 22px 0 rgba(168,85,247,.28)}
}

/* --- Boutons dégradé : reflet qui balaie au survol --- */
.btn-gradient{position:relative;overflow:hidden}
.btn-gradient::after{
  content:"";position:absolute;top:0;left:-130%;width:55%;height:100%;
  background:linear-gradient(120deg,transparent,rgba(255,255,255,.35),transparent);
  transform:skewX(-20deg);transition:left .65s ease;pointer-events:none;
}
.btn-gradient:hover::after{left:150%}

/* --- Image héro : flottement + halo qui respire --- */
.hero-img{animation:floaty 6.5s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
.hero-img-glow{animation:glowPulse 6.5s ease-in-out infinite}
@keyframes glowPulse{
  0%,100%{opacity:.75;transform:scale(1)}
  50%{opacity:1;transform:scale(1.06)}
}

/* --- Cartes : projecteur lumineux qui suit le curseur --- */
.card{position:relative}
.card::before{
  content:"";position:absolute;inset:0;border-radius:inherit;z-index:3;
  pointer-events:none;opacity:0;transition:opacity .35s ease;
  background:radial-gradient(200px circle at var(--mx,50%) var(--my,50%),
            rgba(168,85,247,.16),transparent 60%);
}
.card:hover::before{opacity:1}

/* --- Cœur du footer : battement --- */
.heart{display:inline-block;animation:beat 1.7s ease-in-out infinite}
@keyframes beat{
  0%,100%{transform:scale(1)}
  14%{transform:scale(1.25)}
  28%{transform:scale(1)}
  42%{transform:scale(1.12)}
}

/* --- Accessibilité : on neutralise tout mouvement si demandé --- */
@media (prefers-reduced-motion: reduce){
  .js [data-reveal],
  .js [data-reveal-group] > *{opacity:1!important;transform:none!important;transition:none!important}
  .orb,.hero-img,.hero-img-glow,.gradient-text,.badge,.heart,
  .btn-gradient::after{animation:none!important}
  html{scroll-behavior:auto}
}