/* ============ TOKENS ============ */
:root{
  --bg:#050810;
  --bg2:#0b1220;
  --card:rgba(13,25,48,.72);
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.38);
  --txt:#e5e7eb;
  --dim:#94a3b8;
  --faint:#64748b;
  --cyan:#22d3ee;
  --cyan2:#38bdf8;
  --mag:#e879f9;
  --radius:18px;
  --font:'Space Grotesk',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{
  background:var(--bg);
  color:var(--txt);
  font-family:var(--font);
  line-height:1.7;
  overflow-x:hidden;
}
::selection{background:rgba(34,211,238,.35)}
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:linear-gradient(var(--cyan),#0ea5e9);border-radius:8px}
a{color:inherit}
.mono{font-family:var(--mono)}
.dim{color:var(--dim)}
section{max-width:1060px;margin:auto;padding:96px 28px;scroll-margin-top:84px}
section.wide{max-width:1220px}

/* ============ ABOUT FACTS ============ */
.about-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:22px}
.about-facts div{border:1px solid var(--line);border-radius:12px;padding:12px 14px;background:rgba(255,255,255,.02)}
.about-facts span{display:block;font-size:.66rem;letter-spacing:.16em;color:var(--faint)}
.about-facts strong{font-size:.95rem}

/* ============ WORK GRID ============ */
.work-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:22px}
.work-grid .project{margin-bottom:0}
.work-grid .project h3{font-size:1.02rem}

/* ============ STACK GROUPS ============ */
.stack-groups{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.stack-cat{padding:24px}
.stack-cat h3{font-size:.75rem;letter-spacing:.18em;color:var(--cyan);margin-bottom:14px}
.stack-pills{display:flex;flex-wrap:wrap;gap:9px}
.stack-pills span{font-size:.82rem;border:1px solid var(--line);background:rgba(255,255,255,.03);
  padding:8px 14px;border-radius:99px;transition:.2s}
.stack-pills span:hover{border-color:var(--cyan);transform:translateY(-2px)}

/* ============ CONTACT LINK GRID ============ */
.link-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:24px}
.link-grid a{border:1px solid var(--line);border-radius:10px;padding:10px 6px;color:var(--dim);
  text-decoration:none;font-size:.7rem;letter-spacing:.1em;transition:.2s}
.link-grid a:hover{color:var(--cyan);border-color:var(--cyan)}
section h2{font-size:clamp(2rem,4.5vw,3rem);line-height:1.1;letter-spacing:-.02em;margin:12px 0 28px}
.kicker{color:var(--cyan);font-size:.8rem;letter-spacing:.18em}
.kicker.center,.center{text-align:center}

/* ============ PROGRESS + CURSOR ============ */
.scroll-progress{position:fixed;top:0;left:0;height:3px;width:0;z-index:1000;
  background:linear-gradient(90deg,var(--cyan),var(--mag));box-shadow:0 0 12px rgba(34,211,238,.8)}
.cursor-dot,.cursor-ring{position:fixed;top:0;left:0;pointer-events:none;z-index:1001;border-radius:50%;display:none}
@media(pointer:fine){
  .cursor-dot{display:block;width:6px;height:6px;background:var(--cyan);transform:translate(-50%,-50%)}
  .cursor-ring{display:block;width:32px;height:32px;border:1px solid rgba(34,211,238,.5);transform:translate(-50%,-50%);transition:width .2s,height .2s,border-color .2s}
}

/* ============ NAV — floating glass pill ============ */
#topSentinel{position:absolute;top:0;left:0;width:100%;height:2px;pointer-events:none}
nav{position:fixed;top:14px;left:0;right:0;z-index:200;display:flex;justify-content:center;
  padding:0 16px;pointer-events:none;transition:transform .38s cubic-bezier(.22,1,.36,1)}
nav.hidden{transform:translateY(-140%)}
.nav-inner{pointer-events:auto;display:flex;align-items:center;gap:10px;width:auto;max-width:100%;
  padding:7px 8px 7px 10px;border-radius:999px;border:1px solid transparent;
  background:rgba(5,8,16,.5);backdrop-filter:blur(22px) saturate(170%);-webkit-backdrop-filter:blur(22px) saturate(170%);
  transition:background .3s,border-color .3s,box-shadow .3s,padding .3s}
nav.scrolled .nav-inner{background:rgba(5,8,16,.82);border-color:var(--line);
  box-shadow:0 14px 44px rgba(0,0,0,.55),0 0 24px rgba(34,211,238,.08)}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;letter-spacing:.08em;
  padding-right:6px}
.logo-text{font-size:.85rem}
.nav-links{position:relative;display:flex;gap:2px;background:rgba(255,255,255,.03);
  border:1px solid var(--line);border-radius:999px;padding:4px}
.nav-links a{position:relative;z-index:1;text-decoration:none;color:var(--dim);font-size:.85rem;
  padding:8px 15px;border-radius:999px;transition:color .2s;white-space:nowrap}
.nav-links a:hover{color:var(--txt)}
.nav-links a.active{color:var(--txt)}
.nav-indicator{position:absolute;top:4px;bottom:4px;left:4px;width:0;border-radius:999px;opacity:0;
  background:linear-gradient(92deg,rgba(34,211,238,.28),rgba(232,121,249,.28));
  border:1px solid var(--line-strong);box-shadow:0 0 16px rgba(34,211,238,.25);
  transition:left .32s cubic-bezier(.22,1,.36,1),width .32s cubic-bezier(.22,1,.36,1),opacity .25s}
.nav-indicator.on{opacity:1}
.nav-right{display:flex;align-items:center;gap:10px}
.btn-small{font-family:var(--mono);font-size:.75rem;text-decoration:none;border:1px solid transparent;
  padding:9px 16px;border-radius:999px;color:#fff;white-space:nowrap;
  background:linear-gradient(92deg,#06b6d4,#3b82f6);box-shadow:0 4px 18px rgba(34,211,238,.35);transition:.25s}
.btn-small:hover{box-shadow:0 6px 26px rgba(34,211,238,.55);transform:translateY(-1px)}
.hamburger{display:none;flex-direction:column;gap:5px;background:rgba(255,255,255,.04);
  border:1px solid var(--line);border-radius:50%;cursor:pointer;padding:11px 10px;z-index:300}
.hamburger span{width:18px;height:2px;background:var(--txt);transition:.3s;border-radius:2px}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============ HERO ============ */
.hero{position:relative;min-height:96vh;min-height:96svh;display:flex;flex-direction:column;justify-content:center;align-items:center;
  text-align:center;padding:120px 24px 80px;overflow:hidden;scroll-margin-top:0}
#webgl-bg{position:absolute;inset:0;width:100%;height:100%;display:block;opacity:.9}
.hero-grid{position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(56,189,248,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(56,189,248,.07) 1px,transparent 1px);
  background-size:44px 44px;mask-image:radial-gradient(ellipse 80% 70% at 50% 40%,black 30%,transparent 75%)}
.hero-glow{position:absolute;width:720px;height:720px;left:50%;top:38%;transform:translate(-50%,-50%);pointer-events:none;
  background:radial-gradient(circle,rgba(34,211,238,.16),rgba(232,121,249,.08) 40%,transparent 65%);filter:blur(10px)}
.hero-content{position:relative;z-index:2;max-width:860px}
.status-badge{display:inline-flex;align-items:center;gap:10px;border:1px solid var(--line-strong);
  background:rgba(5,8,16,.6);backdrop-filter:blur(8px);padding:8px 16px;border-radius:99px;font-size:.72rem;letter-spacing:.12em;color:var(--cyan)}
.pulse{width:8px;height:8px;border-radius:50%;background:#4ade80;box-shadow:0 0 0 0 rgba(74,222,128,.7);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(74,222,128,.6)}70%{box-shadow:0 0 0 10px rgba(74,222,128,0)}100%{box-shadow:0 0 0 0 rgba(74,222,128,0)}}
.hero h1{font-size:clamp(2.8rem,8vw,5.5rem);letter-spacing:.02em;line-height:1;margin:26px 0 10px;font-weight:700;
  text-shadow:0 0 40px rgba(34,211,238,.25)}
.hero h1 .grad{background:linear-gradient(92deg,var(--cyan) 10%,var(--cyan2) 40%,var(--mag) 90%);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.aka{margin-top:2px;font-size:.8rem;letter-spacing:.3em;color:var(--faint)}
.aka strong{color:var(--cyan);font-weight:600}
.hero-sub{font-size:clamp(.85rem,2.4vw,1.05rem);color:var(--cyan);min-height:1.8em}
.prompt{color:var(--mag)}
.caret{display:inline-block;width:9px;height:1.15em;background:var(--cyan);vertical-align:text-bottom;margin-left:3px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.hero-desc{color:var(--dim);max-width:620px;margin:14px auto 0}
.hero-actions{display:flex;gap:14px;justify-content:center;margin-top:28px;flex-wrap:wrap}
.btn-primary,.btn-ghost{display:inline-block;text-decoration:none;font-weight:600;padding:13px 28px;border-radius:12px;transition:.25s;will-change:transform}
.btn-primary{background:linear-gradient(92deg,#06b6d4,#3b82f6);color:#fff;box-shadow:0 8px 30px rgba(34,211,238,.35);border:1px solid rgba(255,255,255,.15)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 40px rgba(34,211,238,.5)}
.btn-ghost{border:1px solid var(--line-strong);color:var(--txt);background:rgba(255,255,255,.03)}
.btn-ghost:hover{border-color:var(--cyan);background:rgba(34,211,238,.08);transform:translateY(-2px)}
.hero-stats{display:flex;gap:14px;justify-content:center;margin-top:36px;flex-wrap:wrap}
.hstat{border:1px solid var(--line);background:rgba(5,8,16,.55);backdrop-filter:blur(8px);border-radius:14px;
  padding:12px 22px;min-width:150px}
.hstat strong{display:block;font-size:1.3rem;color:var(--txt)}
.hstat span{font-size:.68rem;letter-spacing:.14em;color:var(--dim)}
.scroll-cue{position:absolute;bottom:22px;z-index:2;text-decoration:none;color:var(--faint);font-size:.72rem;letter-spacing:.22em;animation:float 2.2s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(8px)}}

/* ============ GLASS + CARDS ============ */
.glass{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:0 20px 60px rgba(0,0,0,.45),0 0 0 1px rgba(255,255,255,.03) inset;
  position:relative;overflow:hidden}
.glass::before{content:'';position:absolute;inset:0;pointer-events:none;opacity:var(--glare,0);
  background:radial-gradient(500px circle at var(--mx,50%) var(--my,50%),rgba(34,211,238,.14),transparent 60%)}
[data-tilt]{transform-style:preserve-3d;transition:transform .15s ease-out,border-color .25s}
.about-card{padding:34px}
.about-card p+p{margin-top:14px;color:var(--dim)}
.aim{display:flex;gap:12px;margin-top:22px;padding:16px 18px;border-radius:12px;
  background:rgba(34,211,238,.07);border:1px solid var(--line)}
.aim-icon{font-size:1.4rem}

/* ============ SKILLS ============ */
.skills-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:12px}
.skills-grid span{display:flex;align-items:center;gap:10px;background:rgba(255,255,255,.03);
  border:1px solid var(--line);padding:13px 16px;border-radius:14px;font-size:.88rem;transition:.25s}
.skills-grid span i{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan);flex-shrink:0}
.skills-grid span:hover{border-color:var(--cyan);transform:translateY(-3px);box-shadow:0 10px 26px rgba(34,211,238,.18)}

/* ============ PROJECTS ============ */
.project{padding:32px;margin-bottom:28px}
.project.featured{border-color:rgba(232,121,249,.45);box-shadow:0 20px 60px rgba(0,0,0,.45),0 0 40px rgba(232,121,249,.12)}
.project-top{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;flex-wrap:wrap}
.project h3{letter-spacing:.02em}
.live-dot{display:inline-flex;align-items:center;gap:7px;font-size:.68rem;letter-spacing:.16em;color:#4ade80;
  border:1px solid rgba(74,222,128,.3);padding:5px 12px;border-radius:99px;background:rgba(74,222,128,.07)}
.live-dot i{width:7px;height:7px;border-radius:50%;background:#4ade80;box-shadow:0 0 10px #4ade80;animation:pulse 2s infinite}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}
.tags span{font-size:.66rem;letter-spacing:.12em;color:var(--cyan);border:1px solid var(--line-strong);
  padding:4px 10px;border-radius:99px;background:rgba(34,211,238,.06)}
.project p{color:var(--dim)}
.project h4{margin:24px 0 4px;color:var(--cyan);font-size:.8rem;letter-spacing:.16em}
.feat{margin:16px 0 6px 20px;color:var(--dim)}
.feat li{margin-bottom:7px}
.feat li::marker{color:var(--cyan)}
.img-wrapper{position:relative;margin-top:12px}
.architecture-img{width:100%;border-radius:12px;cursor:zoom-in;background:#fff;padding:10px;display:block;transition:.3s}
.architecture-img:hover{transform:scale(.995);box-shadow:0 0 40px rgba(34,211,238,.25)}
.img-hint{display:block;margin-top:8px;font-size:.7rem;letter-spacing:.12em;color:var(--faint)}
.project-links{margin-top:20px;display:flex;gap:12px;flex-wrap:wrap}
.project-links a{text-decoration:none;font-weight:700}

/* ============ TIMELINE ============ */
.timeline{list-style:none;position:relative;margin-top:8px;padding-left:26px}
.timeline::before{content:'';position:absolute;left:8px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(var(--cyan),var(--mag));opacity:.5}
.timeline li{position:relative;margin-bottom:18px}
.t-dot{position:absolute;left:-24px;top:22px;width:14px;height:14px;border-radius:50%;
  background:var(--bg);border:2px solid var(--cyan);box-shadow:0 0 14px var(--cyan)}
.t-card{padding:22px 24px}
.t-date{font-size:.7rem;letter-spacing:.16em;color:var(--cyan)}
.t-card h3{margin:6px 0}
.t-card .dim{font-size:.93rem}

/* ============ CONTACT ============ */
#contact{text-align:center}
.contact-panel{padding:44px 28px;max-width:720px;margin:0 auto}
.email-btn{display:inline-block;margin:22px 0 8px;text-decoration:none;font-weight:700;font-size:clamp(1rem,3vw,1.25rem);
  color:#fff;padding:16px 30px;border-radius:14px;background:linear-gradient(92deg,#06b6d4,#8b5cf6);
  box-shadow:0 10px 34px rgba(59,130,246,.4);transition:.25s;word-break:break-all}
.email-btn:hover{transform:translateY(-2px) scale(1.01)}
.contact-row{display:flex;gap:20px;justify-content:center;flex-wrap:wrap;margin-top:22px}
.contact-row a{color:var(--dim);text-decoration:none;font-size:.75rem;letter-spacing:.12em;transition:.2s}
.contact-row a:hover{color:var(--cyan)}
.footer{margin-top:48px;font-size:.7rem;letter-spacing:.14em;color:var(--faint)}

/* ============ MODAL ============ */
.modal{display:none;position:fixed;inset:0;background:rgba(2,6,23,.94);backdrop-filter:blur(6px);
  justify-content:center;align-items:center;flex-direction:column;gap:12px;z-index:999;padding:24px}
.modal.open{display:flex}
.modal-content{max-width:min(1100px,95vw);max-height:82vh;background:#fff;padding:10px;border-radius:14px;
  box-shadow:0 0 80px rgba(34,211,238,.3)}
.modal-caption{color:var(--dim);font-size:.7rem;letter-spacing:.16em}
.close{position:absolute;top:18px;right:26px;font-size:2.4rem;cursor:pointer;color:var(--txt);
  background:none;border:0;line-height:1}
.close:hover{color:var(--cyan)}

/* reveal defaults (JS animates in; no-JS still visible) */
.js [data-reveal]{opacity:0}

/* ============ RESPONSIVE ============ */
@media(max-width:960px){
  .work-grid,.stack-groups{grid-template-columns:1fr}
  .link-grid{grid-template-columns:repeat(2,1fr)}
  .about-facts{grid-template-columns:1fr}
}
@media(max-width:860px){
  nav{top:10px;padding:0 12px}
  .nav-inner{width:100%;justify-content:space-between;border-radius:20px;padding:8px 10px 8px 12px}
  .logo-text{font-size:.8rem}
  .nav-links{position:fixed;inset:0;z-index:250;flex-direction:column;align-items:center;justify-content:center;
    gap:4px;background:rgba(5,8,16,.94);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
    border:0;border-radius:0;padding:24px;opacity:0;visibility:hidden;transform:translateY(-14px);
    transition:opacity .32s ease,transform .32s ease,visibility .32s}
  .nav-links.open{opacity:1;visibility:visible;transform:none}
  .nav-links a{font-size:1.7rem;font-weight:600;padding:12px 28px;opacity:0;transform:translateY(14px);
    transition:opacity .3s ease,transform .3s ease,color .2s}
  .nav-links.open a{opacity:1;transform:none}
  .nav-links.open a:nth-child(2){transition-delay:.05s}
  .nav-links.open a:nth-child(3){transition-delay:.1s}
  .nav-links.open a:nth-child(4){transition-delay:.15s}
  .nav-links.open a:nth-child(5){transition-delay:.2s}
  .nav-links.open a:nth-child(6){transition-delay:.25s}
  .nav-indicator{display:none}
  .hamburger{display:flex}
  .btn-small{display:none}
  section{padding:72px 20px}
  .project{padding:24px}
  .about-card{padding:24px}
}
@media(max-width:520px){
  .hero-stats{gap:10px}
  .hstat{min-width:44vw;padding:10px}
}

/* ============ REDUCED MOTION ============ */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001s !important;transition-duration:.001s !important}
  #webgl-bg{display:none}
  .js [data-reveal]{opacity:1}
}