:root{
  --bg1:#020617;
  --bg2:#0d1329;
  --surface-rgb:15,23,42;
  --surface:rgba(var(--surface-rgb),0.94);
  --panel:rgba(255,255,255,0.08);
  --border:rgba(255,255,255,0.12);
  --accent:#7c3aed;
  --accent-strong:#5b21b6;
  --text-primary:#ffffff;
  --text-secondary:rgba(255,255,255,0.8);
  --muted:rgba(255,255,255,0.64);
  --shadow:0 30px 70px rgba(0,0,0,0.25);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{min-height:100%;}
body{
  margin:0;
  font-family:Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  color:var(--text-primary);
  background: radial-gradient(circle at 10% 10%, rgba(124,58,237,0.16), transparent 28%),
    linear-gradient(135deg,var(--bg1),var(--bg2));
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: #000;
  z-index: 9999;
  animation: fadeFromBlack 0.8s ease-out 0.08s forwards;
}
@keyframes fadeFromBlack {
  0% { opacity: 1; }
  90% { opacity: 0; }
  100% { opacity: 0; visibility: hidden; }
}
.focus-visible{outline:3px solid var(--accent);outline-offset:3px}
.container{max-width:1140px;margin:28px auto;padding:20px}
.page-grid{display:grid;grid-template-columns:1fr 276px;gap:20px;align-items:flex-start}
.content{min-width:0}
.site-header{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;padding:24px 0 30px;border-bottom:1px solid rgba(255,255,255,0.12);background:rgba(255,255,255,0.03);backdrop-filter:blur(12px);}
.brand{display:flex;flex-direction:column;align-items:flex-start;gap:14px;max-width:520px;position:relative;z-index:1}
.logo{width:384px;max-width:384px;height:auto;flex-shrink:0;border-radius:26px;box-shadow:0 28px 60px rgba(0,0,0,0.18)}
.brand-tagline{margin:0;color:var(--text-secondary);font-size:.95rem;line-height:1.6;text-align:left}
.support-card{display:flex;flex-direction:column;gap:14px;min-width:320px;max-width:360px;padding:22px 22px 18px;background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.14);border-radius:28px;box-shadow:0 24px 60px rgba(0,0,0,0.14);position:relative}
.support-label{margin:0;color:var(--text-primary);font-size:0.95rem;font-weight:700;text-transform:uppercase;letter-spacing:0.22em}
.support-actions{display:grid;gap:12px}
.support-btn{width:100%;justify-content:center}
.theme-toggle{background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.16);color:var(--text-primary);padding:12px 16px;border-radius:18px;cursor:pointer;transition:transform .2s,background .2s,box-shadow .2s}
.theme-toggle:hover,.theme-toggle:focus{transform:translateY(-1px);background:rgba(255,255,255,0.16);box-shadow:0 18px 34px rgba(124,58,237,0.12);outline:none}
.hero-card{min-height:68vh;display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,1fr);gap:24px;align-items:center;margin-top:20px}
.hero-copy{max-width:720px}
.hero-copy h1{font-size:clamp(2.6rem,4vw,4.2rem);margin:0 0 18px;line-height:1.04;letter-spacing:-0.04em
  ;background:linear-gradient(90deg,#ffffff 0%, #c084fc 35%, #7c3aed 65%);background-size:200% 200%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:hueShift 8s linear infinite}
.hero-copy .lead{font-size:1.15rem;margin:0 0 26px;color:var(--text-secondary);line-height:1.85;max-width:52rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-panel{display:grid;gap:18px}
.project-panel,
.toc-card,
.card{background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.12);backdrop-filter:blur(24px);border-radius:32px;box-shadow:0 32px 80px rgba(0,0,0,0.18)}
.project-panel{padding:30px;display:grid;gap:18px;transition:box-shadow .35s ease, transform .35s ease}
.panel-label{display:inline-flex;text-transform:uppercase;letter-spacing:.2em;font-size:.78rem;color:#d8b4fe;font-weight:700;margin-bottom:10px}
.panel-title{margin:0;color:#fff;font-size:1.45rem;line-height:1.2}
.project-panel p{margin:0;color:var(--text-secondary);line-height:1.8}
.project-meta{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:18px}
.project-meta div{padding:18px;border-radius:20px;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1)}
.project-meta strong{display:block;font-size:1.55rem;color:#fff;line-height:1}
.project-meta span{color:var(--text-secondary);font-size:.95rem;display:block;margin-top:6px}
.social-block{padding:24px;border-radius:24px;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1)}
.social-block p{margin:0 0 14px;color:var(--text-secondary);font-size:.95rem;letter-spacing:.02em}
.social-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.social-btn{display:inline-flex;justify-content:center;padding:12px 14px;border-radius:14px;background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.14);color:var(--text-primary);text-decoration:none;font-weight:700;transition:transform .2s,background .2s}
.social-btn:hover,.social-btn:focus{background:rgba(255,255,255,0.16);transform:translateY(-1px)}
.social-btn:focus{box-shadow:0 0 0 3px rgba(124,58,237,0.18)}
.focus-visible{outline:3px solid var(--accent);outline-offset:3px}
.section{margin-top:44px}
.section-header{display:flex;align-items:center;gap:18px;margin-bottom:22px;flex-wrap:wrap}
.section-number{color:#c4b5fd;font-weight:700;font-size:.95rem;letter-spacing:.18em}
.section-header h2{color:var(--text-primary);margin:0;font-size:clamp(2rem,2.3vw,2.8rem)}
.card{padding:36px;margin-top:18px}
.card h1,.card h2,.card h3{color:var(--text-primary)}
.card p{color:var(--text-secondary);line-height:1.85;margin:0 0 18px}
.card ul{margin:16px 0 0;padding-left:20px;color:var(--text-secondary);line-height:1.85}
.card ul li{margin-bottom:12px}
.card a{color:var(--accent);text-decoration:underline}
.btn{padding:14px 20px;border-radius:14px;text-decoration:none;color:var(--text-primary);display:inline-flex;align-items:center;gap:10px;border:1px solid transparent;transition:transform .2s,background .2s,box-shadow .2s}
.btn.primary{background:linear-gradient(90deg, rgba(124,58,237,0.10), rgba(91,33,182,0.10));color:var(--text-primary);border:1px solid rgba(124,58,237,0.18);box-shadow:0 6px 18px rgba(124,58,237,0.06);}
.btn.primary:hover,.btn.primary:focus{background:linear-gradient(90deg, rgba(124,58,237,0.18), rgba(91,33,182,0.18));box-shadow:0 14px 30px rgba(124,58,237,0.12)}
.btn.ghost{background:transparent;border:1px solid rgba(255,255,255,0.16);}
.btn:hover,.btn:focus{transform:translateY(-1px);outline:none}
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.feature{padding:28px;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1);border-radius:22px;min-height:200px}
.feature h3{margin:0 0 12px;font-size:1.25rem}
.feature p{margin:0;color:var(--text-secondary);line-height:1.9}
.interests-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-top:18px}
.interests-grid span{display:inline-flex;padding:14px 16px;border-radius:14px;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.12);color:var(--text-primary);font-weight:600}
.contact-links{display:flex;flex-wrap:wrap;gap:14px;margin-top:22px}
.site-footer{text-align:center;margin-top:44px;color:var(--text-secondary);padding-bottom:24px;font-size:.95rem}
.toc{position:sticky;top:32px;align-self:flex-start}
.toc-card{padding:28px}
.toc-title{font-size:.9rem;text-transform:uppercase;letter-spacing:.22em;color:#c4b5fd;margin:0 0 16px;display:block}
.toc-links{display:grid;gap:14px}
.toc-links a{color:var(--text-primary);text-decoration:none;padding:14px 16px;border-radius:16px;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.12);transition:background .2s,transform .2s}
.toc-links a:hover,.toc-links a:focus{background:rgba(255,255,255,0.14);transform:translateX(2px);outline:none}
.toc-links a[aria-current="true"]{background:linear-gradient(90deg,var(--accent),var(--accent-strong));color:#fff;box-shadow:0 8px 20px rgba(124,58,237,0.18)}
@media (max-width:1000px){.page-grid{grid-template-columns:1fr}.hero-card{grid-template-columns:1fr;min-height:auto}.toc{display:none}}
@media (max-width:680px){.container{margin:20px auto;padding:18px}.hero-copy h1{font-size:2.8rem}.card{padding:28px}.project-meta{grid-template-columns:1fr}.nav-links{justify-content:center}.site-header{flex-direction:column;align-items:flex-start}.hero-actions{flex-direction:column;align-items:flex-start}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0.01ms!important;animation-iteration-count:1!important;transition-duration:0.01ms!important;scroll-behavior:auto!important;}}

@keyframes hueShift{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}

@media (prefers-reduced-motion:reduce){
  .hero-copy h1{animation:none}
  .project-panel{transition:none}
}

/* Scroll reveal */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease, transform .6s ease}
.reveal.is-visible{opacity:1;transform:none}

/* High contrast helper for AAA where needed */
.high-contrast{color:#000;background:#fff}

/* Copy toast shown when email is copied */
.copy-toast{position:absolute;top:-44px;right:12px;background:rgba(0,0,0,0.8);color:#fff;padding:8px 12px;border-radius:12px;font-size:.95rem;opacity:0;transform:translateY(-6px);transition:opacity .18s ease,transform .18s ease;pointer-events:none}
.copy-toast.show{opacity:1;transform:translateY(0)}