/* =============================================
   SHARED.CSS — Ange Michel Ouraga Portfolio
   Importé dans toutes les pages
============================================= */
:root {
  --bg:      #080C10;
  --bg2:     #0D1117;
  --surface: #111820;
  --border:  rgba(255,255,255,0.07);
  --accent:  #00E5FF;
  --accent2: #7B61FF;
  --gold:    #F0C060;
  --txt:     #F0F4F8;
  --muted:   #6B7B8D;
  --ease:    cubic-bezier(0.16, 1, 0.3, 1);
  --font-h:  'Syne', sans-serif;
  --font-b:  'DM Sans', sans-serif;
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{background:var(--bg);color:var(--txt);font-family:var(--font-b);font-size:16px;line-height:1.7;overflow-x:hidden;cursor:none}

/* CURSOR */
#cursor{width:8px;height:8px;background:var(--accent);border-radius:50%;position:fixed;top:0;left:0;z-index:9999;pointer-events:none;transform:translate(-50%,-50%);transition:width .3s var(--ease),height .3s var(--ease);mix-blend-mode:screen}
#cursor-ring{width:36px;height:36px;border:1px solid rgba(0,229,255,.4);border-radius:50%;position:fixed;top:0;left:0;z-index:9998;pointer-events:none;transform:translate(-50%,-50%);transition:width .4s var(--ease),height .4s var(--ease),opacity .3s}
body:has(a:hover) #cursor,body:has(button:hover) #cursor{width:18px;height:18px}
body:has(a:hover) #cursor-ring,body:has(button:hover) #cursor-ring{width:60px;height:60px;opacity:.5}

/* GRAIN */
body::before{content:'';position:fixed;inset:0;z-index:9990;pointer-events:none;opacity:.028;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");background-size:180px}

/* NAV */
nav{position:fixed;top:0;left:0;right:0;z-index:1000;display:flex;align-items:center;justify-content:space-between;padding:24px 6%;transition:background .5s var(--ease),padding .4s var(--ease)}
nav.scrolled{background:rgba(8,12,16,.92);backdrop-filter:blur(22px) saturate(1.6);padding:14px 6%;border-bottom:1px solid var(--border)}
.logo{font-family:var(--font-h);font-size:20px;font-weight:800;color:var(--txt);text-decoration:none}
.logo span{color:var(--accent)}
.nav-links{display:flex;gap:32px;list-style:none}
.nav-links a{font-size:12px;font-weight:500;letter-spacing:.6px;text-transform:uppercase;text-decoration:none;color:var(--muted);transition:color .3s;position:relative}
.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;right:100%;height:1px;background:var(--accent);transition:right .4s var(--ease)}
.nav-links a:hover,.nav-links a.active{color:var(--txt)}
.nav-links a:hover::after,.nav-links a.active::after{right:0}
.nav-links a.active{color:var(--accent)}
.nav-cta{font-size:12px;font-weight:600;padding:9px 20px;border:1px solid rgba(0,229,255,.35);border-radius:100px;color:var(--accent);text-decoration:none;transition:background .3s,color .3s,border-color .3s}
.nav-cta:hover{background:var(--accent);color:var(--bg);border-color:var(--accent)}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:none;padding:4px}
.hamburger span{display:block;width:24px;height:1.5px;background:var(--txt);border-radius:2px;transition:transform .4s var(--ease),opacity .3s}
.hamburger.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
.mobile-menu{display:none;position:fixed;inset:0;z-index:999;background:rgba(8,12,16,.98);backdrop-filter:blur(20px);flex-direction:column;align-items:center;justify-content:center;gap:36px;opacity:0;transition:opacity .4s var(--ease)}
.mobile-menu.open{opacity:1}
.mobile-menu a{font-family:var(--font-h);font-size:28px;font-weight:700;color:var(--txt);text-decoration:none;transition:color .3s}
.mobile-menu a:hover,.mobile-menu a.active{color:var(--accent)}

/* FOOTER */
footer{background:var(--bg2);border-top:1px solid var(--border);padding:36px 6%;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px}
.footer-logo{font-family:var(--font-h);font-size:18px;font-weight:800;color:var(--txt)}
.footer-logo span{color:var(--accent)}
.footer-copy{font-size:13px;color:var(--muted)}
.footer-back{font-size:13px;color:var(--muted);text-decoration:none;cursor:none;transition:color .3s}
.footer-back:hover{color:var(--accent)}

/* PAGE HERO (pages internes) */
.page-hero{padding:160px 6% 80px;position:relative;overflow:hidden;background:var(--bg)}
.page-hero-grid{position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.02) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.02) 1px,transparent 1px);background-size:80px 80px;mask-image:radial-gradient(ellipse 70% 70% at 30% 50%,black 20%,transparent 100%)}
.page-hero-label{font-size:11px;font-weight:600;letter-spacing:3px;text-transform:uppercase;color:var(--accent);margin-bottom:16px;display:flex;align-items:center;gap:12px;opacity:0;transform:translateY(20px);animation:revealUp .8s var(--ease) .1s forwards}
.page-hero-label::before{content:'';width:24px;height:1px;background:var(--accent)}
.page-hero-title{font-family:var(--font-h);font-size:clamp(44px,7vw,80px);font-weight:800;line-height:1;letter-spacing:-2px;margin-bottom:20px;opacity:0;transform:translateY(30px);animation:revealUp 1s var(--ease) .25s forwards}
.page-hero-title em{font-style:normal;-webkit-text-stroke:1px rgba(255,255,255,.25);color:transparent}
.page-hero-sub{font-size:17px;color:var(--muted);max-width:480px;line-height:1.8;opacity:0;transform:translateY(20px);animation:revealUp .9s var(--ease) .4s forwards}
.page-hero-sub strong{color:var(--txt);font-weight:500}
.page-orb{position:absolute;border-radius:50%;filter:blur(90px);pointer-events:none;animation:orbFloat 14s ease-in-out infinite}
.page-orb-1{width:400px;height:400px;right:-80px;top:-60px;background:radial-gradient(circle,rgba(0,229,255,.1) 0%,transparent 70%)}
.page-orb-2{width:300px;height:300px;right:20%;bottom:0;background:radial-gradient(circle,rgba(123,97,255,.08) 0%,transparent 70%);animation-delay:-6s}

/* SECTIONS */
.section{padding:100px 6%;position:relative}
.section-label{font-size:11px;font-weight:600;letter-spacing:3px;text-transform:uppercase;color:var(--accent);margin-bottom:16px;display:flex;align-items:center;gap:12px}
.section-label::before{content:'';width:24px;height:1px;background:var(--accent)}
.section-title{font-family:var(--font-h);font-size:clamp(30px,4.5vw,50px);font-weight:800;line-height:1.1;letter-spacing:-1px;margin-bottom:20px}
.section-title em{font-style:normal;color:var(--accent)}
.section-sub{font-size:16px;color:var(--muted);line-height:1.8;margin-bottom:56px}

/* REVEAL */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal-delay-1{transition-delay:.1s}
.reveal-delay-2{transition-delay:.22s}
.reveal-delay-3{transition-delay:.36s}
.reveal-delay-4{transition-delay:.5s}
.reveal-delay-5{transition-delay:.64s}

/* BUTTONS */
.btn-primary{display:inline-flex;align-items:center;gap:10px;padding:15px 30px;background:var(--accent);color:var(--bg);font-family:var(--font-b);font-size:14px;font-weight:600;border-radius:100px;text-decoration:none;cursor:none;transition:transform .3s var(--ease),box-shadow .3s}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 12px 40px rgba(0,229,255,.3);color:var(--bg)}
.btn-primary .arrow{width:18px;height:18px;border:1.5px solid var(--bg);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:10px;transition:transform .3s var(--ease)}
.btn-primary:hover .arrow{transform:rotate(45deg)}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;padding:15px 30px;border:1px solid var(--border);color:var(--txt);font-family:var(--font-b);font-size:14px;font-weight:500;border-radius:100px;text-decoration:none;cursor:none;transition:background .3s,border-color .3s,transform .3s var(--ease)}
.btn-ghost:hover{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.2);transform:translateY(-3px);color:var(--txt)}

/* TOAST */
.toast{position:fixed;bottom:32px;right:32px;z-index:9995;display:flex;align-items:center;gap:12px;padding:16px 22px;border-radius:14px;font-size:14px;font-weight:600;box-shadow:0 16px 40px rgba(0,0,0,.4);transform:translateY(100px);opacity:0;transition:transform .5s var(--ease),opacity .4s;pointer-events:none}
.toast.show{transform:translateY(0);opacity:1}
.toast.success{background:#065F46;color:#6EE7B7;border:1px solid #047857}
.toast.info{background:#1E3A5F;color:#7DD3FC;border:1px solid #1D4ED8}

/* ANIMATIONS */
@keyframes orbFloat{0%,100%{transform:translateY(0) scale(1)}33%{transform:translateY(-28px) scale(1.04)}66%{transform:translateY(14px) scale(.97)}}
@keyframes revealUp{to{opacity:1;transform:translateY(0)}}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(0,229,255,.4)}50%{box-shadow:0 0 0 6px rgba(0,229,255,0)}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}

/* RESPONSIVE */
@media(max-width:1024px){.page-hero-title{font-size:clamp(38px,6vw,60px)}}
@media(max-width:768px){
  .nav-links,.nav-cta{display:none}
  .hamburger{display:flex}
  .mobile-menu{display:flex}
  .section{padding:70px 5%}
  .page-hero{padding:130px 5% 60px}
  footer{flex-direction:column;text-align:center}
}
@media(max-width:480px){.btn-primary,.btn-ghost{width:100%;justify-content:center}}