/* ===========  RESET & TOKENS  =========== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#070a11;
  --bg-soft:#0d1320;
  --card:#111a2b;
  --card-2:#0f1626;
  --line:rgba(255,255,255,.08);
  --txt:#e8edf6;
  --muted:#93a0b8;
  --muted-2:#6b7890;
  --accent:#35e0c0;     /* teal */
  --accent-2:#5b8cff;   /* blue */
  --accent-3:#8ef06a;   /* ecoRacing green */
  --grad:linear-gradient(110deg,#35e0c0 0%,#5b8cff 55%,#8ef06a 110%);
  --radius:18px;
  --maxw:1140px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);
  color:var(--txt);
  font-family:'Inter',system-ui,sans-serif;
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{font-family:'Sora',sans-serif;line-height:1.12;letter-spacing:-.02em}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
strong{color:#fff;font-weight:600}
.grad{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}

/* ===========  ANIMATED BACKGROUND  =========== */
.bg-fx{position:fixed;inset:0;z-index:-2;overflow:hidden;background:
  radial-gradient(1200px 700px at 80% -10%,rgba(91,140,255,.10),transparent 60%),
  radial-gradient(1000px 600px at 0% 100%,rgba(53,224,192,.08),transparent 60%),
  var(--bg);}
.blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5;will-change:transform}
.blob-1{width:480px;height:480px;background:#1b6bff;top:-120px;left:-80px;animation:float1 18s var(--ease) infinite alternate}
.blob-2{width:520px;height:520px;background:#16d3b0;bottom:-160px;right:-120px;animation:float2 22s var(--ease) infinite alternate}
.blob-3{width:360px;height:360px;background:#7be25f;top:40%;left:55%;opacity:.25;animation:float3 26s var(--ease) infinite alternate}
@keyframes float1{to{transform:translate(120px,80px) scale(1.15)}}
@keyframes float2{to{transform:translate(-120px,-60px) scale(1.1)}}
@keyframes float3{to{transform:translate(-80px,60px) scale(1.2)}}
.grid-overlay{position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 40%,#000 0%,transparent 75%);
  -webkit-mask-image:radial-gradient(circle at 50% 40%,#000 0%,transparent 75%);}

/* ===========  NAV  =========== */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px clamp(18px,5vw,48px);
  transition:background .35s var(--ease),padding .35s var(--ease),border-color .35s var(--ease);
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(7,10,17,.72);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);padding-top:12px;padding-bottom:12px;
}
.nav__logo{display:flex;align-items:center;gap:10px;font-weight:700;font-family:'Sora'}
.nav__logo-mark{
  display:grid;place-items:center;width:34px;height:34px;border-radius:10px;
  background:var(--grad);color:#06231f;font-weight:800;font-size:18px;
}
.nav__logo-text{font-size:15px;letter-spacing:-.01em}
.nav__links{display:flex;align-items:center;gap:28px}
.nav__links a{font-size:14px;color:var(--muted);font-weight:500;transition:color .2s;position:relative}
.nav__links a:not(.nav__cv):hover,.nav__links a.active{color:#fff}
.nav__links a:not(.nav__cv)::after{
  content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;background:var(--grad);transition:width .25s var(--ease)}
.nav__links a:not(.nav__cv):hover::after,.nav__links a.active::after{width:100%}
.nav__cv{
  padding:8px 16px;border:1px solid var(--line);border-radius:999px;color:var(--txt)!important;
  background:rgba(255,255,255,.03);transition:.25s}
.nav__cv:hover{border-color:var(--accent);box-shadow:0 0 0 3px rgba(53,224,192,.12)}
.nav__burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.nav__burger span{width:24px;height:2px;background:var(--txt);border-radius:2px;transition:.3s}
.nav__burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav__burger.open span:nth-child(2){opacity:0}
.nav__burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===========  HERO  =========== */
.hero{position:relative;min-height:100vh;display:flex;flex-direction:column;justify-content:center;
  padding:120px clamp(18px,5vw,48px) 0;max-width:var(--maxw);margin:0 auto}
.hero__inner{display:grid;grid-template-columns:1.25fr .85fr;gap:48px;align-items:center;flex:1}
.hero__eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:13px;color:var(--muted);
  font-family:'JetBrains Mono',monospace;margin-bottom:22px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--accent-3);box-shadow:0 0 0 0 rgba(142,240,106,.6);
  animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(142,240,106,.5)}70%{box-shadow:0 0 0 10px rgba(142,240,106,0)}100%{box-shadow:0 0 0 0 rgba(142,240,106,0)}}
.hero__title{font-size:clamp(44px,7vw,84px);font-weight:800;letter-spacing:-.03em}
.hero__role{font-size:clamp(20px,3vw,30px);color:var(--accent);font-weight:600;margin:6px 0 20px;
  font-family:'JetBrains Mono',monospace;min-height:1.2em}
.hero__role::after{content:"";display:inline-block;width:3px;height:1em;background:var(--accent);
  margin-left:4px;vertical-align:-2px;animation:caret 1s steps(1) infinite}
@keyframes caret{50%{opacity:0}}
.hero__desc{color:var(--muted);font-size:clamp(15px,1.5vw,17px);max-width:540px}
.hero__cta{display:flex;gap:14px;margin:30px 0 26px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:999px;
  font-weight:600;font-size:15px;transition:.25s var(--ease);cursor:pointer;border:1px solid transparent}
.btn--primary{background:var(--grad);color:#06231f}
.btn--primary:hover{transform:translateY(-3px);box-shadow:0 14px 34px -12px rgba(53,224,192,.6)}
.btn--ghost{border-color:var(--line);color:var(--txt);background:rgba(255,255,255,.02)}
.btn--ghost:hover{border-color:var(--accent);transform:translateY(-3px)}
.btn--lg{padding:16px 30px;font-size:17px}
.hero__socials{display:flex;gap:14px}
.hero__socials a{width:42px;height:42px;display:grid;place-items:center;border-radius:12px;
  border:1px solid var(--line);color:var(--muted);background:rgba(255,255,255,.02);transition:.25s}
.hero__socials a:hover{color:#fff;border-color:var(--accent);transform:translateY(-3px);background:rgba(53,224,192,.08)}

.hero__photo{position:relative;justify-self:center;width:min(340px,80vw);aspect-ratio:1}
.hero__photo img{width:100%;height:100%;object-fit:cover;border-radius:28px;
  border:1px solid var(--line);box-shadow:0 30px 80px -30px rgba(0,0,0,.8)}
.hero__photo-ring{position:absolute;inset:-14px;border-radius:34px;padding:2px;
  background:var(--grad);opacity:.55;filter:blur(2px);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;animation:spin 8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.hero__badge{position:absolute;bottom:-18px;left:-18px;display:flex;align-items:center;gap:10px;
  background:var(--card);border:1px solid var(--line);border-radius:16px;padding:12px 16px;
  box-shadow:0 18px 40px -20px rgba(0,0,0,.9)}
.hero__badge-num{font-family:'Sora';font-weight:800;font-size:26px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero__badge-lbl{font-size:11.5px;color:var(--muted);line-height:1.25}

.hero__marquee{margin-top:42px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  overflow:hidden;-webkit-mask:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent);
  mask:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}
.marquee__track{display:flex;gap:26px;white-space:nowrap;width:max-content;animation:marquee 32s linear infinite}
.marquee__track span{font-family:'JetBrains Mono',monospace;font-size:14px;color:var(--muted-2)}
.marquee__track span:nth-child(2n){color:var(--accent)}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ===========  SECTIONS  =========== */
.section{max-width:var(--maxw);margin:0 auto;padding:clamp(70px,10vw,120px) clamp(18px,5vw,48px)}
.section__head{display:flex;align-items:baseline;gap:16px;margin-bottom:48px}
.section__num{font-family:'JetBrains Mono',monospace;color:var(--accent);font-size:15px;font-weight:500}
.section__title{font-size:clamp(28px,4.4vw,46px);font-weight:700}

/* ABOUT */
.about__grid{display:grid;grid-template-columns:1.2fr .8fr;gap:46px;align-items:start}
.about__text p{color:var(--muted);margin-bottom:18px;font-size:16.5px}
.about__quote{border-left:3px solid var(--accent);padding:6px 0 6px 20px;margin-top:28px;
  color:var(--txt);font-style:italic;font-size:16px;background:linear-gradient(90deg,rgba(53,224,192,.05),transparent)}
.about__cards{display:flex;flex-direction:column;gap:14px}
.stat{display:flex;align-items:center;gap:16px;padding:18px 20px;border:1px solid var(--line);
  border-radius:14px;background:linear-gradient(180deg,var(--card),var(--card-2));transition:.3s var(--ease)}
.stat:hover{transform:translateX(6px);border-color:rgba(53,224,192,.4)}
.stat__k{font-family:'Sora';font-weight:700;font-size:20px;min-width:64px;color:#fff}
.stat__v{font-size:14px;color:var(--muted)}

/* TIMELINE */
.timeline{position:relative;padding-left:8px}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(var(--accent),var(--accent-2),transparent)}
.tl{position:relative;padding-left:40px;margin-bottom:26px}
.tl__dot{position:absolute;left:0;top:24px;width:18px;height:18px;border-radius:50%;
  background:var(--bg);border:3px solid var(--accent);box-shadow:0 0 0 5px rgba(53,224,192,.12)}
.tl__card{border:1px solid var(--line);border-radius:var(--radius);padding:24px 26px;
  background:linear-gradient(180deg,var(--card),var(--card-2));transition:.3s var(--ease)}
.tl__card:hover{transform:translateY(-4px);border-color:rgba(91,140,255,.4);
  box-shadow:0 24px 50px -28px rgba(0,0,0,.9)}
.tl__top{display:flex;justify-content:space-between;align-items:baseline;gap:16px;flex-wrap:wrap}
.tl__top h3{font-size:19px;font-weight:600}
.tl__date{font-family:'JetBrains Mono',monospace;font-size:12.5px;color:var(--accent);white-space:nowrap}
.tl__org{color:var(--muted);font-size:14px;margin:2px 0 12px;font-weight:500}
.tl__card ul{list-style:none;display:flex;flex-direction:column;gap:7px;margin-bottom:14px}
.tl__card li{position:relative;padding-left:18px;color:var(--muted);font-size:14.5px}
.tl__card li::before{content:"▹";position:absolute;left:0;color:var(--accent)}

.tags{display:flex;flex-wrap:wrap;gap:8px}
.tags span{font-family:'JetBrains Mono',monospace;font-size:11.5px;color:var(--accent);
  padding:4px 10px;border:1px solid rgba(53,224,192,.25);border-radius:999px;background:rgba(53,224,192,.06)}

/* PROJECTS */
.proj-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.card{position:relative;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(180deg,var(--card),var(--card-2));display:flex;flex-direction:column;
  transition:.35s var(--ease)}
.card__cover{position:absolute;inset:0;z-index:1}
.card__cover:focus-visible{outline:2px solid var(--accent);outline-offset:-3px;border-radius:var(--radius)}
.card__links{display:flex;gap:18px;align-items:center;position:relative;z-index:2;width:fit-content}
.card__link--ext{color:var(--muted)}
.card__link--ext:hover{color:var(--accent)}
.card--wide{grid-column:1 / -1;flex-direction:row}
.card:hover{transform:translateY(-6px);border-color:rgba(91,140,255,.45);
  box-shadow:0 30px 60px -30px rgba(0,0,0,.9)}
.card__media{overflow:hidden;background:#05080e;aspect-ratio:16/9}
.card--wide .card__media{aspect-ratio:auto;flex:1.1;min-width:0}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease);opacity:.92}
.card:hover .card__media img{transform:scale(1.06);opacity:1}
.card__body{padding:22px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.card--wide .card__body{justify-content:center}
.card__body h3{font-size:19px;font-weight:600}
.card__body p{color:var(--muted);font-size:14.5px;flex:1}
.card__link{font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--accent);
  font-weight:500;width:fit-content;transition:.2s}
.card__link:hover{letter-spacing:.02em;text-shadow:0 0 18px rgba(53,224,192,.5)}

/* SKILLS */
.skills__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.skillset{border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;
  background:linear-gradient(180deg,var(--card),var(--card-2));transition:.3s var(--ease)}
.skillset:hover{transform:translateY(-4px);border-color:rgba(53,224,192,.35)}
.skillset h3{font-size:15px;color:var(--muted);font-weight:500;margin-bottom:16px;
  font-family:'JetBrains Mono',monospace}
.chips{display:flex;flex-wrap:wrap;gap:9px}
.chips span{font-size:13.5px;padding:7px 14px;border-radius:10px;background:rgba(255,255,255,.04);
  border:1px solid var(--line);color:var(--txt);transition:.2s}
.chips span:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}

/* CONTACT */
.contact{display:flex;justify-content:center}
.contact__box{position:relative;text-align:center;max-width:680px;padding:clamp(34px,5vw,56px);
  border:1px solid var(--line);border-radius:28px;
  background:radial-gradient(120% 140% at 50% 0%,rgba(53,224,192,.10),transparent 55%),linear-gradient(180deg,var(--card),var(--card-2))}
.contact__box .section__num{display:block;margin-bottom:14px}
.contact__title{font-size:clamp(28px,4.5vw,44px);font-weight:700;margin-bottom:14px}
.contact__sub{color:var(--muted);margin-bottom:30px;font-size:16px}
.contact__links{display:flex;gap:24px;justify-content:center;margin-top:26px;flex-wrap:wrap}
.contact__links a{color:var(--muted);font-size:14.5px;font-weight:500;transition:.2s;position:relative}
.contact__links a:hover{color:var(--accent)}

.footer{text-align:center;padding:40px 20px;color:var(--muted-2);font-size:13px;border-top:1px solid var(--line)}

/* ===========  REVEAL  =========== */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ===========  RESPONSIVE  =========== */
@media(max-width:860px){
  .nav__links{position:fixed;inset:0 0 auto auto;top:0;height:100vh;width:min(74vw,300px);
    flex-direction:column;align-items:flex-start;justify-content:center;gap:26px;
    background:rgba(9,13,21,.96);backdrop-filter:blur(16px);padding:40px;
    transform:translateX(100%);transition:transform .4s var(--ease);border-left:1px solid var(--line)}
  .nav__links.open{transform:translateX(0)}
  .nav__links a{font-size:19px}
  .nav__burger{display:flex;z-index:60}
  .hero__inner{grid-template-columns:1fr;gap:40px;text-align:center}
  .hero__eyebrow{justify-content:center}
  .hero__desc{margin-inline:auto}
  .hero__cta,.hero__socials{justify-content:center}
  .hero__photo{order:-1}
  .about__grid{grid-template-columns:1fr;gap:32px}
  .proj-grid{grid-template-columns:1fr}
  .card--wide{flex-direction:column}
  .card--wide .card__media{aspect-ratio:16/9}
}
@media(max-width:480px){
  .hero__badge{left:0}
  .tl__top{flex-direction:column;gap:2px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}