:root{
  --bg:#121417;--panel:#1a1d22;--panel-alt:#1f2329;--line:#2b2f37;--line-soft:#22252b;
  --ink:#f3f1ec;--muted:#93989f;
  --copper:#e3934a;--cyan:#5fd0c0;
  --display:'Space Grotesk',Arial,sans-serif;--body:'Inter',Arial,sans-serif;--mono:'JetBrains Mono',monospace;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);line-height:1.6;overflow-x:hidden}
a{color:inherit;text-decoration:none}img{max-width:100%;display:block}
#progress{position:fixed;top:0;left:0;height:2px;width:0;background:var(--copper);z-index:100;box-shadow:0 0 14px var(--copper)}
.grid-bg{position:fixed;inset:0;z-index:-4;opacity:.16;background-image:linear-gradient(#252a30 1px,transparent 1px),linear-gradient(90deg,#252a30 1px,transparent 1px);background-size:55px 55px;mask-image:linear-gradient(#000,transparent 80%)}
#network{position:fixed;inset:0;width:100%;height:100%;z-index:-3;pointer-events:none;opacity:.45}

.nav{height:76px;position:sticky;top:0;z-index:50;padding:0 7%;display:flex;align-items:center;justify-content:space-between;background:#121417cc;backdrop-filter:blur(18px);border-bottom:1px solid var(--line-soft)}
.brand{font-family:var(--display);font-weight:700;letter-spacing:.1em;font-size:15px}
.brand span{color:var(--copper)}
.nav nav{display:flex;gap:28px;color:var(--muted);font-size:13px;font-family:var(--mono)}
.nav nav a:hover{color:var(--copper)}
.menu{display:none;background:none;border:0;color:var(--ink);font-size:23px}

/* ---------- Hero ---------- */
.hero{min-height:calc(100vh - 76px);padding:85px 8%;display:grid;grid-template-columns:1.15fr .85fr;align-items:center;gap:50px}
.status{display:inline-flex;gap:9px;align-items:center;padding:7px 11px;border:1px solid var(--line);border-radius:99px;color:var(--muted);font-size:10px;font-family:var(--mono);letter-spacing:.1em}
.status i{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan);animation:pulse 1.8s infinite}
.eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.08em;color:var(--copper);font-weight:500;margin:22px 0 10px}
.eyebrow.cyan-text{color:var(--cyan)}
.hero h1{font-family:var(--display);font-weight:700;font-size:clamp(48px,7.5vw,92px);line-height:.98;letter-spacing:-.03em;margin:14px 0}
.hero h1 span,h2 span{color:var(--copper)}
.lead,.wide{max-width:790px;color:var(--muted);font-size:16px}
.actions{display:flex;gap:13px;margin:30px 0;flex-wrap:wrap}
.btn{padding:13px 20px;border:1px solid var(--line);border-radius:8px;font-weight:600;font-size:13px;transition:.3s}
.btn:hover,.card:hover,.project:hover{transform:translateY(-6px)}
.primary{background:var(--copper);color:#191008;border-color:var(--copper)}
.ghost:hover{border-color:var(--copper);color:var(--copper)}
.stats{display:flex;gap:42px;margin-top:48px;flex-wrap:wrap}
.stats div{display:flex;flex-direction:column}
.stats b{font-family:var(--display);font-size:24px}
.stats span{font-family:var(--mono);font-size:10px;color:var(--muted);letter-spacing:.06em}

.hero-visual{display:flex;flex-direction:column;align-items:center;gap:22px}
.hero-chips{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.hero-chips span{font-family:var(--mono);font-size:10px;letter-spacing:.06em;color:var(--muted);border:1px solid var(--line);padding:8px 12px;border-radius:99px;background:var(--panel)}

/* ---------- Frame component (signature element) ---------- */
.frame{position:relative;border:1px solid var(--line);border-radius:8px;background:var(--panel);padding:10px;box-shadow:0 22px 45px rgba(0,0,0,.35)}
.frame-img{border-radius:3px;overflow:hidden;background:#0d0f12}
.frame-img img{width:100%;height:100%;object-fit:cover;display:block}
.corner{position:absolute;width:14px;height:14px;pointer-events:none;--cc:var(--copper)}
.corner.tl{top:-1px;left:-1px;border-top:2px solid var(--cc);border-left:2px solid var(--cc)}
.corner.tr{top:-1px;right:-1px;border-top:2px solid var(--cc);border-right:2px solid var(--cc)}
.corner.bl{bottom:-1px;left:-1px;border-bottom:2px solid var(--cc);border-left:2px solid var(--cc)}
.corner.br{bottom:-1px;right:-1px;border-bottom:2px solid var(--cc);border-right:2px solid var(--cc)}
.frame--cyan .corner{--cc:var(--cyan)}
.frame-cap{display:flex;gap:12px;align-items:flex-start;margin-top:12px;padding-top:10px;border-top:1px dashed var(--line)}
.frame-cap.simple{justify-content:space-between;align-items:baseline}
.frame-cap.simple span{font-family:var(--mono);font-size:10px;letter-spacing:.08em;color:var(--muted)}
.frame-cap.simple b{font-family:var(--display);font-size:13px;font-weight:600;color:var(--ink)}
.fc-index{font-family:var(--mono);font-size:11px;color:var(--copper);font-weight:700;flex:0 0 auto}
.frame--cyan .fc-index{color:var(--cyan)}
.fc-text b{display:block;font-family:var(--display);font-size:14px;font-weight:600;color:var(--ink)}
.fc-text small{display:block;margin-top:3px;font-family:var(--mono);font-size:9px;letter-spacing:.07em;color:var(--muted);text-transform:uppercase}

.hero-frame{width:clamp(250px,30vw,340px);transform:rotate(-2deg);transition:transform .5s ease}
.hero-frame:hover{transform:rotate(0)}
.hero-frame .frame-img{aspect-ratio:4/5}

.contact-frame{width:clamp(150px,18vw,200px);transform:rotate(2deg);transition:transform .5s ease;flex:0 0 auto}
.contact-frame:hover{transform:rotate(0)}
.contact-frame .frame-img{aspect-ratio:4/5}

/* ---------- Sections ---------- */
.section{padding:110px 8%;border-top:1px solid var(--line-soft)}
.section h2{font-family:var(--display);font-weight:700;font-size:clamp(34px,4.6vw,58px);line-height:1.04;letter-spacing:-.02em;margin:8px 0 27px}
.info{display:grid;grid-template-columns:repeat(4,1fr);margin-top:52px;border:1px solid var(--line)}
.info div{padding:24px;border-right:1px solid var(--line)}
.info small{display:block;color:var(--muted);font-family:var(--mono);font-size:9px;letter-spacing:.12em}
.info b{display:block;margin-top:8px;font-size:14px}
.cards,.projects{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}

.tag{display:inline-block;font-family:var(--mono);font-size:10px;font-weight:700;letter-spacing:.06em;color:var(--copper)}
.tag.cyan{color:var(--cyan)}
.tag.neutral{color:var(--muted)}

.edu-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:45px}
.edu-card{border:1px solid var(--line);background:var(--panel);border-radius:10px;padding:28px;transition:.3s}
.edu-card:hover{transform:translateY(-6px);border-color:#3a4048}
.edu-card h3{font-family:var(--display);font-size:21px;margin:34px 0 10px;font-weight:600}
.edu-card p{color:var(--muted);font-size:14px;margin:0;line-height:1.65}

.card,.project{border:1px solid var(--line);background:var(--panel);border-radius:10px;transition:.3s;overflow:hidden}
.card{min-height:210px;padding:24px}
.card h3{font-family:var(--display);font-size:18px;margin:42px 0 5px;font-weight:600}
.card p,.project p{color:var(--muted);font-size:13px;margin:0}
.project{background:var(--panel-alt)}
.art{height:210px;display:grid;place-items:center;background:radial-gradient(circle,#20242c,#15171b 65%);position:relative}
.body{padding:23px}
.project small{font-family:var(--mono);font-size:10px;color:var(--muted);letter-spacing:.1em}
.project h3{font-family:var(--display);font-size:19px;margin:14px 0 7px;font-weight:600}
.tags{margin-top:16px;color:var(--muted);font-family:var(--mono);font-size:10px;letter-spacing:.04em}
.proj-btn{display:inline-flex;align-items:center;gap:6px;margin-top:18px;padding:10px 16px;border:1px solid var(--line);border-radius:8px;font-size:12px;font-weight:600;color:var(--ink);transition:.3s}
.proj-btn:hover{background:var(--copper);border-color:var(--copper);color:#191008;transform:translateY(-3px)}

/* ---------- Timeline ---------- */
.timeline{max-width:800px;border-left:1px solid var(--line);margin-top:45px}
.timeline>div{padding:0 0 40px 32px;position:relative}
.timeline>div:before{content:"";position:absolute;left:-4px;top:5px;width:7px;height:7px;background:var(--copper);border-radius:50%;box-shadow:0 0 15px var(--copper)}
.timeline>div.digital:before{background:var(--cyan);box-shadow:0 0 15px var(--cyan)}
.timeline b{font-family:var(--mono);font-size:11px;color:var(--muted)}
.timeline h3{font-family:var(--display);margin:4px 0 5px;font-weight:600;font-size:17px}
.timeline p{color:var(--muted);font-size:13px;margin:0}

.learn{display:flex;flex-wrap:wrap;gap:10px;margin-top:38px}
.learn span{padding:11px 15px;border:1px solid var(--line);border-radius:8px;color:var(--muted);font-family:var(--mono);font-size:11px}
.email{display:inline-block;font-family:var(--display);font-size:clamp(24px,3.6vw,46px);font-weight:600;margin:26px 0 30px}
.email:hover{color:var(--copper)}
.socials{display:flex;gap:22px;color:var(--muted);font-family:var(--mono);font-size:12px;flex-wrap:wrap}
.socials a:hover{color:var(--copper)}
footer{padding:28px 8%;border-top:1px solid var(--line-soft);color:#565b62;font-family:var(--mono);font-size:10px}
.reveal{opacity:0;transform:translateY(25px);transition:.75s}
.reveal.show{opacity:1;transform:none}
@keyframes pulse{50%{opacity:.4;transform:scale(.7)}}

/* ---------- IoT / Robotics showcase ---------- */
.iot-showcase{position:relative}
.iot-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:35px}
.iot-heading .eyebrow{margin-top:0}
.iot-label{min-width:130px;padding:14px 16px;border:1px solid var(--line);border-radius:8px;background:var(--panel);color:var(--cyan);font-family:var(--mono);font-size:11px;line-height:1.4;letter-spacing:.06em;font-weight:700;text-align:right}
.iot-label span{color:var(--muted);font-size:8px;letter-spacing:.1em}
.iot-gallery{display:grid;grid-template-columns:1.45fr .75fr;gap:18px;margin-top:48px}
.iot-gallery figure{margin:0;position:relative;overflow:hidden;border:1px solid var(--line);border-radius:18px;background:var(--panel);box-shadow:0 18px 50px rgba(0,0,0,.28);isolation:isolate}
.iot-gallery .iot-main{aspect-ratio:1.42/1}
.iot-gallery .iot-side{aspect-ratio:.9/1}
.iot-image{position:absolute;inset:0;overflow:hidden}
.iot-gallery img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .8s cubic-bezier(.2,.7,.2,1),filter .8s ease}
.iot-gallery figure:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(9,10,12,.05) 35%,rgba(9,10,12,.92) 100%);z-index:1;pointer-events:none}
.iot-gallery figure:hover img{transform:scale(1.045);filter:brightness(1.08)}
.iot-gallery figcaption{position:absolute;left:20px;right:20px;bottom:20px;display:flex;align-items:flex-end;gap:14px;z-index:2}
.iot-index{width:34px;height:34px;display:grid;place-items:center;flex:0 0 34px;border:1px solid var(--cyan);border-radius:8px;background:#0b0e13cc;color:var(--cyan);font-family:var(--mono);font-size:11px;font-weight:700;backdrop-filter:blur(10px)}
.iot-gallery figcaption b{display:block;font-family:var(--display);font-size:15px;font-weight:600;line-height:1.25;color:var(--ink)}
.iot-gallery figcaption small{display:block;margin-top:5px;font-family:var(--mono);color:#a7abb1;font-size:10px;letter-spacing:.06em}
@media(max-width:850px){.iot-gallery .iot-main,.iot-gallery .iot-side{aspect-ratio:1.3/1}}
@media(hover:none){.iot-gallery figure:hover img{transform:none;filter:none}}

/* ---------- Contact ---------- */
.contact-grid{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;flex-wrap:wrap}

/* ---------- Responsive ---------- */
@media(max-width:850px){
  .nav{padding:0 6%}.nav nav{display:none}.menu{display:block}
  .nav nav.open{display:flex;position:absolute;right:6%;top:68px;flex-direction:column;padding:12px;background:var(--panel);border:1px solid var(--line);border-radius:10px}
  .nav nav.open a{padding:9px 13px}
  .hero{grid-template-columns:1fr;padding:70px 6%;min-height:auto;padding-bottom:60px}
  .hero-visual{margin-top:20px}
  .section{padding:80px 6%}
  .cards,.projects{grid-template-columns:1fr}
  .edu-grid{grid-template-columns:1fr}
  .info{grid-template-columns:1fr 1fr}
  .iot-heading{align-items:flex-start;flex-direction:column;gap:16px}
  .iot-label{text-align:left;width:100%}
  .iot-gallery{grid-template-columns:1fr;margin-top:32px}
  .contact-grid{flex-direction:column;align-items:flex-start}
  .contact-frame{order:-1}
}
@media(max-width:520px){
  .hero h1{font-size:44px}
  .stats{gap:18px}
  .info,.gallery{grid-template-columns:1fr}
  .info div{border-right:0;border-bottom:1px solid var(--line)}
  .email{font-size:24px;word-break:break-word}
  .hero-frame{width:220px}
  .contact-frame{width:150px}
}
@media(hover:none){.btn:hover,.card:hover,.project:hover,.edu-card:hover,.proj-btn:hover,.hero-frame:hover,.contact-frame:hover{transform:none}}
html{-webkit-text-size-adjust:100%}
button,a{-webkit-tap-highlight-color:transparent}
.wide,.lead,.card p,.project p,.timeline p,.edu-card p{overflow-wrap:break-word}
@media(min-width:1600px){.hero,.section{max-width:1500px;margin:0 auto}.nav>*{max-width:1500px}}