/* ============================================================
   Hadi Zaatiti light and techy design system
   ============================================================ */
:root{
  --bg:#eef3fb; --bg-2:#e7eefb;
  --ink:#0f172a; --body:#41506a; --muted:#6b7a90;
  --blue:#2563eb; --blue-700:#1d4ed8; --cyan:#38bdf8; --indigo:#6366f1;
  --glass:rgba(255,255,255,.55); --glass-strong:rgba(255,255,255,.74);
  --glass-border:rgba(255,255,255,.85); --stroke:rgba(37,99,235,.14);
  --shadow:0 12px 34px rgba(15,23,42,.09); --shadow-sm:0 4px 14px rgba(15,23,42,.06);
  --radius:18px; --radius-sm:12px;
  --font-head:"Space Grotesk",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --maxw:1080px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body); color:var(--body); background:var(--bg);
  font-size:16px; line-height:1.65; -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
h1,h2,h3,h4{font-family:var(--font-head);color:var(--ink);line-height:1.1;font-weight:600;letter-spacing:-.01em}
a{color:var(--blue);text-decoration:none;transition:color .18s}
a:hover{color:var(--blue-700)}
img{max-width:100%;display:block}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 clamp(1.1rem,4vw,2rem)}

/* ---- animated tech background ---- */
.techbg{position:fixed;inset:0;z-index:-2;overflow:hidden;
  background:radial-gradient(1200px 700px at 50% -10%, #f4f8ff 0%, var(--bg) 55%, var(--bg-2) 100%);}
.techbg::before{content:"";position:absolute;inset:-2px;
  background-image:linear-gradient(rgba(37,99,235,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(37,99,235,.055) 1px,transparent 1px);
  background-size:46px 46px;
  -webkit-mask-image:radial-gradient(circle at 50% 22%,#000,transparent 72%);
  mask-image:radial-gradient(circle at 50% 22%,#000,transparent 72%);}
.blob{position:absolute;border-radius:50%;filter:blur(75px);opacity:.55;will-change:transform}
.blob.b1{width:470px;height:470px;background:radial-gradient(circle,#8cc6ff,transparent 68%);top:-130px;left:-90px;animation:drift1 19s ease-in-out infinite}
.blob.b2{width:420px;height:420px;background:radial-gradient(circle,#b3bcff,transparent 68%);top:18%;right:-120px;animation:drift2 23s ease-in-out infinite}
.blob.b3{width:360px;height:360px;background:radial-gradient(circle,#7ff0ff,transparent 68%);bottom:-140px;left:34%;animation:drift3 21s ease-in-out infinite}
@keyframes drift1{50%{transform:translate(60px,50px) scale(1.1)}}
@keyframes drift2{50%{transform:translate(-70px,40px) scale(1.08)}}
@keyframes drift3{50%{transform:translate(40px,-60px) scale(1.12)}}
@media (prefers-reduced-motion:reduce){.blob{animation:none}}

/* ---- glass primitives ---- */
.glass{background:var(--glass);backdrop-filter:blur(16px) saturate(150%);-webkit-backdrop-filter:blur(16px) saturate(150%);
  border:1px solid var(--glass-border);border-radius:var(--radius);box-shadow:var(--shadow)}
.eyebrow{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;color:var(--blue);font-weight:500}

/* ---- buttons (glass) ---- */
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.72rem 1.25rem;border-radius:12px;
  font-family:var(--font-body);font-weight:600;font-size:.95rem;cursor:pointer;transition:.2s;
  border:1px solid var(--glass-border);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);white-space:nowrap}
.btn svg{width:17px;height:17px}
.btn-primary{background:linear-gradient(180deg,#3b7bf4,#2563eb);color:#fff;border-color:rgba(37,99,235,.35);
  box-shadow:0 8px 20px rgba(37,99,235,.32)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(37,99,235,.46)}
.btn-glass{background:var(--glass);color:var(--ink)}
.btn-glass:hover{background:var(--glass-strong);border-color:rgba(37,99,235,.5);color:var(--blue);transform:translateY(-2px);box-shadow:var(--shadow-sm)}

/* ---- nav ---- */
.nav{position:sticky;top:0;z-index:60;backdrop-filter:blur(16px) saturate(160%);-webkit-backdrop-filter:blur(16px) saturate(160%);
  background:rgba(255,255,255,.6);border-bottom:1px solid var(--glass-border)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:.6rem;font-family:var(--font-head);font-weight:600;color:var(--ink);font-size:1.05rem}
.brand .mark{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;color:#fff;font-size:.85rem;
  background:linear-gradient(135deg,#3b7bf4,#6366f1);box-shadow:0 6px 16px rgba(37,99,235,.4)}
.nav-links{display:flex;align-items:center;gap:.35rem}
.nav-links a{padding:.5rem .85rem;border-radius:10px;color:var(--body);font-weight:500;font-size:.94rem}
.nav-links a:hover,.nav-links a.active{color:var(--blue);background:rgba(37,99,235,.08)}
.nav-links a.cta{color:#fff;background:linear-gradient(180deg,#3b7bf4,#2563eb);box-shadow:0 6px 16px rgba(37,99,235,.3)}
.nav-links a.cta:hover{color:#fff;transform:translateY(-1px)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;color:var(--ink)}
.nav-toggle svg{width:26px;height:26px}

/* ---- hero ---- */
.hero{position:relative;padding:clamp(3.5rem,9vw,6.5rem) 0 clamp(2.5rem,6vw,4rem)}
.hero-grid{display:grid;grid-template-columns:1.4fr .9fr;gap:clamp(1.5rem,4vw,3rem);align-items:center}
.hero h1{font-size:clamp(2.4rem,6vw,3.9rem);margin:.6rem 0 .2rem}
.hero h1 .grad{background:linear-gradient(120deg,#2563eb,#6366f1 55%,#38bdf8);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .role{font-size:clamp(1.05rem,2.4vw,1.3rem);color:var(--ink);font-weight:500;font-family:var(--font-head)}
.hero .lead{margin:1.1rem 0 1.6rem;max-width:44ch;font-size:1.05rem}
.hero-cta{display:flex;flex-wrap:wrap;gap:.7rem}
.portrait{position:relative;padding:12px;border-radius:26px}
.portrait img{border-radius:18px;width:100%;aspect-ratio:1/1.15;object-fit:cover}
.portrait .badge{position:absolute;bottom:-14px;left:50%;transform:translateX(-50%);white-space:nowrap;
  padding:.5rem .9rem;border-radius:12px;font-family:var(--font-mono);font-size:.76rem;color:var(--ink);
  background:var(--glass-strong);border:1px solid var(--glass-border);box-shadow:var(--shadow-sm)}

/* ---- sections ---- */
section{padding:clamp(2.5rem,6vw,4.5rem) 0}
.sec-head{max-width:60ch;margin-bottom:2rem}
.sec-head h2{font-size:clamp(1.7rem,4vw,2.4rem);margin:.5rem 0 .5rem}
.sec-head p{color:var(--muted)}

/* ---- about / stats ---- */
.about-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:1.4rem;align-items:start}
.about-card{padding:1.8rem}
.about-card p+p{margin-top:.9rem}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.stat{padding:1.2rem;text-align:left}
.stat .n{font-family:var(--font-head);font-size:1.9rem;color:var(--ink);font-weight:700;
  background:linear-gradient(120deg,#2563eb,#6366f1);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .l{font-size:.86rem;color:var(--muted)}

/* ---- skills / chips ---- */
.chips{display:flex;flex-wrap:wrap;gap:.5rem}
.chip{font-family:var(--font-mono);font-size:.8rem;color:#33456a;padding:.4rem .7rem;border-radius:9px;
  background:rgba(255,255,255,.6);border:1px solid var(--stroke)}
.skill-group{padding:1.4rem 1.5rem}
.skill-group h4{font-size:1rem;margin-bottom:.7rem;color:var(--blue-700)}
.skills-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem}

/* ---- projects ---- */
.proj{display:grid;grid-template-columns:96px 1fr;gap:1.4rem;padding:1.7rem;margin-bottom:1.4rem;align-items:start}
.proj .logo{width:96px;height:96px;border-radius:16px;display:grid;place-items:center;padding:14px;
  background:#fff;border:1px solid var(--stroke)}
.proj .logo img{max-height:100%;max-width:100%;object-fit:contain}
.logo-stack{display:flex;flex-direction:column;gap:.55rem}
.logo-mini{width:96px;height:58px;border-radius:12px;display:grid;place-items:center;padding:9px;background:#fff;border:1px solid var(--stroke)}
.logo-mini img{max-height:100%;max-width:100%;object-fit:contain}
.proj-head{display:flex;flex-wrap:wrap;align-items:center;gap:.6rem;margin-bottom:.15rem}
.proj-head h3{font-size:1.35rem}
.proj .kicker{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;
  color:#fff;background:linear-gradient(135deg,#3b7bf4,#6366f1);padding:.22rem .55rem;border-radius:7px}
.proj .org{color:var(--muted);font-size:.92rem;margin-bottom:.7rem}
.proj .did{margin:.7rem 0}
.proj .did b{color:var(--ink)}
.proj ul{list-style:none;margin:.6rem 0}
.proj ul li{position:relative;padding-left:1.3rem;margin:.35rem 0}
.proj ul li::before{content:"";position:absolute;left:0;top:.62em;width:7px;height:7px;border-radius:2px;
  background:linear-gradient(135deg,#3b7bf4,#38bdf8)}
.proj-links{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1rem}
.proj-links a{display:inline-flex;align-items:center;gap:.4rem;font-size:.88rem;font-weight:600;
  padding:.45rem .8rem;border-radius:9px;background:rgba(37,99,235,.08);border:1px solid var(--stroke)}
.proj-links a:hover{background:rgba(37,99,235,.14)}
.proj-links a svg{width:15px;height:15px}

/* ---- timeline (other roles) ---- */
.timeline{display:grid;gap:1rem}
.tl{display:grid;grid-template-columns:150px 1fr;gap:1.2rem;padding:1.2rem 1.4rem}
.tl .when{font-family:var(--font-mono);font-size:.82rem;color:var(--blue)}
.tl h4{font-size:1.05rem;margin-bottom:.1rem}
.tl .org{color:var(--muted);font-size:.9rem}

/* ---- contact ---- */
.contact-card{padding:clamp(1.8rem,4vw,2.6rem);text-align:center}
.contact-card h2{font-size:clamp(1.7rem,4vw,2.3rem);margin-bottom:.5rem}
.contact-card p{max-width:48ch;margin:0 auto 1.5rem;color:var(--muted)}
.contact-actions{display:flex;flex-wrap:wrap;gap:.7rem;justify-content:center}

/* ---- footer ---- */
footer{padding:2.2rem 0;border-top:1px solid var(--glass-border);margin-top:2rem}
.foot-inner{display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;align-items:center;color:var(--muted);font-size:.88rem}
.foot-links{display:flex;gap:1.1rem}

/* ---- scroll reveal ---- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ---- responsive ---- */
@media (max-width:820px){
  .hero-grid{grid-template-columns:1fr}
  .portrait{max-width:320px;margin:0 auto;order:-1}
  .about-grid{grid-template-columns:1fr}
  .nav-toggle{display:block}
  .nav-links{position:absolute;top:64px;left:0;right:0;flex-direction:column;align-items:stretch;gap:.2rem;
    padding:.8rem 1rem 1.1rem;background:rgba(255,255,255,.9);backdrop-filter:blur(16px);
    border-bottom:1px solid var(--glass-border);transform:translateY(-8px);opacity:0;pointer-events:none;transition:.22s}
  .nav-links.open{transform:none;opacity:1;pointer-events:auto}
  .nav-links a{padding:.7rem .85rem}
}
@media (max-width:560px){
  .proj{grid-template-columns:1fr}
  .proj .logo{width:72px;height:72px}
  .tl{grid-template-columns:1fr;gap:.3rem}
  .stats{grid-template-columns:1fr 1fr}
}