:root{
  --bg:#060a12;
  --bg-alt:#0a0f1c;
  --panel:#0d1425;
  --panel-border:rgba(255,255,255,0.08);
  --cyan:#00e5ff;
  --violet:#7c5cff;
  --pink:#ff5cad;
  --text:#e8edf6;
  --muted:#8b96ab;
  --success:#3ddc97;
  --maxw:1180px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Segoe UI',-apple-system,BlinkMacSystemFont,Roboto,Helvetica,Arial,sans-serif;
  line-height:1.6;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
img{max-width:100%;display:block;}

/* ---------- Background FX ---------- */
.bg-fx{
  position:fixed;
  inset:0;
  z-index:-2;
  background:
    radial-gradient(circle at 15% 20%, rgba(124,92,255,0.20), transparent 40%),
    radial-gradient(circle at 85% 15%, rgba(0,229,255,0.15), transparent 40%),
    radial-gradient(circle at 50% 90%, rgba(255,92,173,0.12), transparent 45%),
    var(--bg);
}
.grid-overlay{
  position:fixed;
  inset:0;
  z-index:-1;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size:44px 44px;
  mask-image:radial-gradient(ellipse at 50% 0%, black 10%, transparent 75%);
}
#particles{position:fixed;inset:0;z-index:-1;pointer-events:none;}

/* ---------- Layout helpers ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
section{padding:120px 0;position:relative;}
.section-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:0.78rem;letter-spacing:2px;text-transform:uppercase;
  color:var(--cyan);font-weight:600;margin-bottom:14px;
}
.section-tag::before{content:"";width:26px;height:2px;background:linear-gradient(90deg,var(--cyan),var(--violet));display:inline-block;}
.section-title{
  font-size:clamp(1.8rem,4vw,2.6rem);
  font-weight:800;
  margin-bottom:16px;
  letter-spacing:-0.5px;
}
.section-sub{color:var(--muted);max-width:640px;font-size:1.02rem;margin-bottom:56px;}
.gradient-text{
  background:linear-gradient(90deg,var(--cyan),var(--violet) 60%,var(--pink));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ---------- Nav ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(6,10,18,0.65);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--panel-border);
  transition:background .3s;
}
nav{
  max-width:var(--maxw);margin:0 auto;padding:16px 24px;
  display:flex;align-items:center;justify-content:space-between;
}
.logo{font-weight:800;font-size:1.15rem;letter-spacing:0.5px;}
.logo span{color:var(--cyan);}
.nav-links{display:flex;gap:34px;font-size:0.92rem;font-weight:500;}
.nav-links a{color:var(--muted);position:relative;padding:4px 0;transition:color .2s;}
.nav-links a:hover{color:var(--text);}
.nav-links a::after{
  content:"";position:absolute;bottom:-2px;left:0;width:0;height:2px;
  background:linear-gradient(90deg,var(--cyan),var(--violet));
  transition:width .25s;
}
.nav-links a:hover::after{width:100%;}
.nav-cta{
  display:flex;gap:12px;align-items:center;
}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;border-radius:10px;font-weight:600;font-size:0.92rem;
  border:1px solid transparent;cursor:pointer;transition:all .25s;white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(90deg,var(--cyan),var(--violet));
  color:#04101a;
  box-shadow:0 0 0 rgba(0,229,255,0);
}
.btn-primary:hover{box-shadow:0 8px 30px -6px rgba(0,229,255,0.55);transform:translateY(-2px);}
.btn-ghost{
  background:rgba(255,255,255,0.03);
  border-color:var(--panel-border);
  color:var(--text);
}
.btn-ghost:hover{background:rgba(255,255,255,0.08);border-color:rgba(255,255,255,0.2);}
.menu-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;}
.menu-toggle span{width:24px;height:2px;background:var(--text);border-radius:2px;}

/* ---------- Hero ---------- */
.hero{
  min-height:100vh;
  display:flex;align-items:center;
  padding-top:100px;
  position:relative;
}
.hero-inner{
  max-width:var(--maxw);margin:0 auto;padding:0 24px;
  display:grid;grid-template-columns:1.15fr 0.85fr;gap:60px;align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  background:rgba(0,229,255,0.08);
  border:1px solid rgba(0,229,255,0.25);
  padding:7px 16px;border-radius:100px;
  font-size:0.82rem;font-weight:600;color:var(--cyan);margin-bottom:26px;
}
.pulse-dot{width:8px;height:8px;border-radius:50%;background:var(--success);box-shadow:0 0 0 0 rgba(61,220,151,.6);animation:pulse 2s infinite;}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(61,220,151,.6);}
  70%{box-shadow:0 0 0 10px rgba(61,220,151,0);}
  100%{box-shadow:0 0 0 0 rgba(61,220,151,0);}
}
.hero h1{
  font-size:clamp(2.4rem,6vw,4rem);
  font-weight:800;line-height:1.05;letter-spacing:-1.5px;margin-bottom:22px;
}
.hero .role-line{
  font-size:clamp(1.1rem,2.2vw,1.5rem);
  color:var(--muted);font-weight:500;margin-bottom:22px;
  display:flex;gap:10px;flex-wrap:wrap;align-items:center;
}
.type-cursor{
  display:inline-block;width:2px;height:1.3em;background:var(--cyan);
  animation:blink 0.9s steps(1) infinite;vertical-align:middle;
}
@keyframes blink{50%{opacity:0;}}
.hero p.lead{color:var(--muted);font-size:1.05rem;max-width:520px;margin-bottom:36px;}
.hero-ctas{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:46px;}
.hero-stats{display:flex;gap:40px;flex-wrap:wrap;}
.stat b{display:block;font-size:1.6rem;font-weight:800;
  background:linear-gradient(90deg,var(--cyan),var(--violet));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat span{font-size:0.82rem;color:var(--muted);text-transform:uppercase;letter-spacing:1px;}

.hero-visual{
  position:relative;
  display:flex;align-items:center;justify-content:center;
}
.orbit-card{
  width:100%;max-width:380px;
  background:linear-gradient(180deg,rgba(255,255,255,0.045),rgba(255,255,255,0.015));
  border:1px solid var(--panel-border);
  border-radius:20px;padding:26px;
  backdrop-filter:blur(10px);
  box-shadow:0 30px 60px -30px rgba(0,0,0,0.6);
  animation:float 5s ease-in-out infinite;
}
@keyframes float{
  0%,100%{transform:translateY(0px);}
  50%{transform:translateY(-14px);}
}
.terminal-dots{display:flex;gap:6px;margin-bottom:16px;}
.terminal-dots span{width:11px;height:11px;border-radius:50%;}
.terminal-dots span:nth-child(1){background:#ff5f57;}
.terminal-dots span:nth-child(2){background:#febc2e;}
.terminal-dots span:nth-child(3){background:#28c840;}
.terminal-body{font-family:'Consolas','Courier New',monospace;font-size:0.84rem;color:#9fd8ff;line-height:1.9;}
.terminal-body .muted{color:var(--muted);}
.terminal-body .green{color:var(--success);}
.terminal-body .pink{color:var(--pink);}
.terminal-body .cyan{color:var(--cyan);}

/* ---------- About ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start;}
.about-text p{color:var(--muted);margin-bottom:18px;font-size:1.02rem;}
.facts{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:30px;}
.fact-card{
  background:var(--panel);border:1px solid var(--panel-border);border-radius:14px;padding:18px 20px;
  transition:transform .25s, border-color .25s;
}
.fact-card:hover{transform:translateY(-4px);border-color:rgba(0,229,255,0.35);}
.fact-card b{display:block;font-size:0.95rem;color:var(--cyan);margin-bottom:4px;}
.fact-card span{font-size:0.85rem;color:var(--muted);}

.focus-list{display:flex;flex-direction:column;gap:14px;}
.focus-item{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--panel);border:1px solid var(--panel-border);
  padding:18px 20px;border-radius:14px;
  transition:transform .25s,border-color .25s;
}
.focus-item:hover{transform:translateX(6px);border-color:rgba(124,92,255,0.4);}
.focus-icon{
  width:40px;height:40px;border-radius:10px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;font-size:1.2rem;
  background:linear-gradient(135deg,rgba(0,229,255,0.18),rgba(124,92,255,0.18));
}
.focus-item h4{font-size:1rem;margin-bottom:4px;}
.focus-item p{color:var(--muted);font-size:0.88rem;}

/* ---------- Tech stack ---------- */
.stack-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.stack-card{
  background:var(--panel);border:1px solid var(--panel-border);border-radius:16px;padding:24px;
  transition:transform .25s,border-color .25s,box-shadow .25s;
}
.stack-card:hover{transform:translateY(-6px);border-color:rgba(0,229,255,0.35);box-shadow:0 20px 40px -25px rgba(0,229,255,0.35);}
.stack-card h3{font-size:1.02rem;margin-bottom:16px;display:flex;align-items:center;gap:10px;}
.stack-tags{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  font-size:0.78rem;padding:6px 12px;border-radius:8px;
  background:rgba(255,255,255,0.04);border:1px solid var(--panel-border);
  color:var(--text);font-weight:500;
  transition:all .2s;
}
.tag:hover{background:rgba(0,229,255,0.1);border-color:rgba(0,229,255,0.4);color:var(--cyan);}

/* ---------- Projects ---------- */
.projects-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
.project-card{
  background:linear-gradient(180deg,rgba(255,255,255,0.035),rgba(255,255,255,0.01));
  border:1px solid var(--panel-border);
  border-radius:18px;padding:28px;position:relative;overflow:hidden;
  transition:transform .3s,border-color .3s,box-shadow .3s;
  display:flex;flex-direction:column;
}
.project-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--cyan),var(--violet),var(--pink));
  opacity:0;transition:opacity .3s;
}
.project-card:hover{transform:translateY(-8px);border-color:rgba(124,92,255,0.4);box-shadow:0 30px 60px -30px rgba(124,92,255,0.4);}
.project-card:hover::before{opacity:1;}
.project-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:14px;}
.project-icon{
  width:46px;height:46px;border-radius:12px;
  background:linear-gradient(135deg,rgba(0,229,255,0.15),rgba(124,92,255,0.2));
  display:flex;align-items:center;justify-content:center;font-size:1.3rem;
}
.star-badge{
  font-size:0.76rem;color:#ffd166;background:rgba(255,209,102,0.1);
  border:1px solid rgba(255,209,102,0.3);padding:4px 10px;border-radius:100px;
  display:flex;align-items:center;gap:5px;font-weight:600;
}
.project-card h3{font-size:1.18rem;margin-bottom:10px;letter-spacing:-0.2px;}
.project-card p{color:var(--muted);font-size:0.92rem;margin-bottom:18px;flex-grow:1;}
.project-tags{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:22px;}
.project-tags .tag{font-size:0.72rem;padding:4px 10px;}
.project-links{display:flex;gap:12px;}
.project-link{
  font-size:0.85rem;font-weight:600;display:flex;align-items:center;gap:6px;
  color:var(--cyan);transition:gap .2s;
}
.project-link:hover{gap:9px;}

/* ---------- Certifications ---------- */
.cert-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
.cert-card{
  background:var(--panel);border:1px solid var(--panel-border);border-radius:18px;
  padding:30px;display:flex;gap:20px;align-items:center;
  transition:transform .25s,border-color .25s;
}
.cert-card:hover{transform:translateY(-6px);border-color:rgba(255,209,102,0.4);}
.cert-badge{
  width:72px;height:72px;border-radius:14px;flex-shrink:0;
  background:rgba(255,255,255,0.04);
  display:flex;align-items:center;justify-content:center;font-size:1.7rem;
  box-shadow:0 10px 25px -10px rgba(255,153,0,0.45);
  padding:6px;
}
.cert-badge img{
  width:100%;height:100%;object-fit:contain;
}
.cert-card h3{font-size:1.05rem;margin-bottom:6px;}
.cert-card span{color:var(--muted);font-size:0.85rem;}
.cert-card a{color:var(--cyan);font-size:0.82rem;font-weight:600;margin-top:8px;display:inline-block;}

/* ---------- Contact ---------- */
.contact-panel{
  background:linear-gradient(135deg,rgba(0,229,255,0.08),rgba(124,92,255,0.08));
  border:1px solid var(--panel-border);border-radius:24px;
  padding:64px 48px;text-align:center;position:relative;overflow:hidden;
}
.contact-panel h2{font-size:clamp(1.8rem,4vw,2.6rem);font-weight:800;margin-bottom:16px;}
.contact-panel p{color:var(--muted);max-width:520px;margin:0 auto 36px;}
.contact-links{display:flex;gap:18px;justify-content:center;flex-wrap:wrap;}
.contact-chip{
  display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,0.04);border:1px solid var(--panel-border);
  padding:14px 22px;border-radius:12px;font-weight:600;font-size:0.92rem;
  transition:all .25s;
}
.contact-chip:hover{background:rgba(0,229,255,0.1);border-color:rgba(0,229,255,0.4);transform:translateY(-3px);}
.chip-icon{width:19px;height:19px;flex-shrink:0;}
.icon-mail{color:var(--cyan);}
.icon-github{color:var(--text);}

footer{
  padding:32px 0;text-align:center;color:var(--muted);font-size:0.85rem;
  border-top:1px solid var(--panel-border);
}
footer a{color:var(--cyan);}
.footer-inner{
  display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;
}
.footer-inner strong{color:var(--text);font-weight:700;}
.footer-dot{color:var(--panel-border);}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease;}
.reveal.show{opacity:1;transform:translateY(0);}

/* ---------- Responsive ---------- */
@media (max-width:920px){
  .nav-links{display:none;}
  .menu-toggle{display:flex;}
  .hero-inner{grid-template-columns:1fr;}
  .hero-visual{order:-1;margin-bottom:20px;}
  .about-grid{grid-template-columns:1fr;}
  .stack-grid{grid-template-columns:repeat(2,1fr);}
  .projects-grid{grid-template-columns:1fr;}
  .cert-grid{grid-template-columns:1fr;}
  section{padding:80px 0;}
}
@media (max-width:560px){
  .stack-grid{grid-template-columns:1fr;}
  .hero-stats{gap:24px;}
  .contact-panel{padding:44px 24px;}
  .nav-cta .btn-ghost{display:none;}
}