/* ===== DESIGN TOKENS ===== */
:root {
  --primary: #00d4ff;
  --accent: #8b5cf6;
  --success: #10b981;
  --warning: #f59e0b;
  --bg-base: #050510;
  --bg-secondary: #0d0d1a;
  --text: #e5e7eb;
  --text-muted: #9ca3af;
  --border: rgba(255,255,255,0.08);
  --glass: rgba(255,255,255,0.03);
  --radius: 16px;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',sans-serif;background:var(--bg-base);color:var(--text);overflow-x:hidden;line-height:1.6}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section-tag{display:inline-block;font-size:.75rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--primary);background:rgba(0,212,255,.08);border:1px solid rgba(0,212,255,.2);border-radius:100px;padding:6px 16px;margin-bottom:16px}
.section-title{font-size:clamp(2rem,4vw,2.8rem);font-weight:800;background:linear-gradient(135deg,#fff 0%,var(--primary) 50%,var(--accent) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1.15;margin-bottom:12px}
.section-sub{font-size:1.05rem;color:var(--text-muted);max-width:560px}

/* ===== NAV ===== */
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:0 24px;transition:var(--transition)}
.nav.scrolled{background:rgba(5,5,16,.85);backdrop-filter:blur(20px);border-bottom:1px solid var(--border)}
.nav-inner{max-width:1200px;margin:0 auto;height:70px;display:flex;align-items:center;justify-content:space-between}
.nav-brand{font-size:1.4rem;font-weight:800;background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav-links{display:flex;gap:32px}
.nav-links a{font-size:.9rem;font-weight:500;color:var(--text-muted);transition:color var(--transition)}
.nav-links a:hover,.nav-links a.active{color:var(--primary)}
.nav-hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
.nav-hamburger span{display:block;width:24px;height:2px;background:var(--text);transition:var(--transition);border-radius:2px}
.nav-hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-hamburger.open span:nth-child(2){opacity:0}
.nav-hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-mobile{display:none;flex-direction:column;gap:0;background:rgba(5,5,16,.97);border-bottom:1px solid var(--border);padding:8px 24px 20px}
.nav-mobile.open{display:flex}
.nav-mobile a{padding:14px 0;font-size:1rem;font-weight:500;color:var(--text-muted);border-bottom:1px solid var(--border);transition:color var(--transition)}
.nav-mobile a:hover{color:var(--primary)}

/* ===== HERO ===== */
.hero{min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;padding-top:70px}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-orb{position:absolute;border-radius:50%;filter:blur(80px);animation:orbFloat 12s ease-in-out infinite}
.hero-orb-1{width:500px;height:500px;background:radial-gradient(circle,rgba(0,212,255,.12),transparent 70%);top:-100px;right:-100px;animation-delay:0s}
.hero-orb-2{width:400px;height:400px;background:radial-gradient(circle,rgba(139,92,246,.1),transparent 70%);bottom:-50px;left:-50px;animation-delay:-4s}
.hero-orb-3{width:300px;height:300px;background:radial-gradient(circle,rgba(245,158,11,.07),transparent 70%);top:40%;right:20%;animation-delay:-8s}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(0,212,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(0,212,255,.04) 1px,transparent 1px);background-size:60px 60px;mask-image:radial-gradient(ellipse 70% 70% at 50% 50%,black,transparent)}
@keyframes orbFloat{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(30px,-20px) scale(1.05)}66%{transform:translate(-20px,15px) scale(.97)}}
.hero-content{position:relative;z-index:1;width:100%}
.hero-inner{display:grid;grid-template-columns:1fr 420px;gap:60px;align-items:center;max-width:1200px;margin:0 auto;padding:0 24px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px}
.hero-badge{font-size:.75rem;font-weight:600;letter-spacing:.08em;color:var(--primary);background:rgba(0,212,255,.08);border:1px solid rgba(0,212,255,.2);border-radius:100px;padding:6px 14px;display:flex;align-items:center;gap:6px}
.hero-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--primary);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}
.hero h1{font-size:clamp(2.8rem,6vw,4.5rem);font-weight:900;line-height:1.05;background:linear-gradient(135deg,#fff 0%,var(--primary) 45%,var(--accent) 80%);background-size:200% 200%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:gradientShift 8s ease infinite;margin-bottom:16px}
@keyframes gradientShift{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
.hero-tagline{font-size:clamp(1rem,2vw,1.2rem);color:var(--primary);font-weight:600;letter-spacing:.05em;margin-bottom:20px}
.hero-desc{font-size:1.05rem;color:var(--text-muted);line-height:1.7;margin-bottom:36px;max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.btn-primary{padding:14px 28px;background:linear-gradient(135deg,var(--primary),var(--accent));border:none;border-radius:100px;font-size:.95rem;font-weight:600;color:#fff;cursor:pointer;transition:var(--transition);box-shadow:0 4px 24px rgba(0,212,255,.25)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 32px rgba(0,212,255,.4)}
.btn-outline{padding:14px 28px;background:transparent;border:1.5px solid var(--border);border-radius:100px;font-size:.95rem;font-weight:600;color:var(--text);cursor:pointer;transition:var(--transition)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px)}
.hero-photo-wrap{display:flex;flex-direction:column;align-items:center;gap:20px}
.hero-photo-ring{width:320px;height:320px;border-radius:50%;padding:4px;background:linear-gradient(135deg,var(--primary),var(--accent));box-shadow:0 0 60px rgba(0,212,255,.3)}
.hero-photo-ring img{width:100%;height:100%;border-radius:50%;object-fit:cover;border:4px solid var(--bg-base)}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;width:100%}
.hero-stat{text-align:center;background:var(--glass);border:1px solid var(--border);border-radius:12px;padding:14px 10px;backdrop-filter:blur(10px)}
.hero-stat-val{font-size:1.4rem;font-weight:800;background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-stat-lbl{font-size:.7rem;color:var(--text-muted);font-weight:500;margin-top:2px}
.scroll-indicator{position:absolute;bottom:32px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--text-muted);font-size:.75rem;animation:bounce 2s infinite}
@keyframes bounce{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(6px)}}
.scroll-mouse{width:22px;height:34px;border:2px solid rgba(255,255,255,.2);border-radius:100px;position:relative}
.scroll-dot{width:4px;height:6px;background:var(--primary);border-radius:100px;position:absolute;left:50%;top:6px;transform:translateX(-50%);animation:scrollDot 1.5s infinite}
@keyframes scrollDot{0%{opacity:1;top:6px}100%{opacity:0;top:18px}}

/* ===== ABOUT ===== */
.about{padding:100px 0;background:linear-gradient(180deg,var(--bg-base),var(--bg-secondary),var(--bg-base))}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.chip{font-size:.8rem;font-weight:500;padding:6px 14px;border-radius:100px;border:1px solid;display:flex;align-items:center;gap:6px}
.chip-cyan{color:var(--primary);border-color:rgba(0,212,255,.3);background:rgba(0,212,255,.06)}
.chip-purple{color:var(--accent);border-color:rgba(139,92,246,.3);background:rgba(139,92,246,.06)}
.chip-green{color:var(--success);border-color:rgba(16,185,129,.3);background:rgba(16,185,129,.06)}
.chip-orange{color:var(--warning);border-color:rgba(245,158,11,.3);background:rgba(245,158,11,.06)}
.about-p{font-size:1.02rem;color:var(--text-muted);line-height:1.8;margin-bottom:16px}
.about-img-side{display:flex;flex-direction:column;align-items:center;gap:20px}
.about-photo-ring{width:280px;height:280px;border-radius:50%;padding:3px;background:linear-gradient(135deg,var(--accent),var(--primary));box-shadow:0 0 50px rgba(139,92,246,.3)}
.about-photo-ring img{width:100%;height:100%;border-radius:50%;object-fit:cover;border:4px solid var(--bg-secondary)}
.about-stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;width:280px}
.about-stat{background:var(--glass);border:1px solid var(--border);border-radius:12px;padding:16px;text-align:center;backdrop-filter:blur(10px)}
.about-stat-val{font-size:1.6rem;font-weight:800;background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.about-stat-lbl{font-size:.7rem;color:var(--text-muted);margin-top:2px}

/* ===== SKILLS ===== */
.skills{padding:100px 0}
.skills-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;margin-top:48px}
.skill-card{position:relative;background:var(--glass);border:1px solid var(--border);border-radius:var(--radius);padding:32px;backdrop-filter:blur(10px);overflow:hidden;transition:var(--transition)}
.skill-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--card-color,var(--primary)),transparent);opacity:0;transition:var(--transition)}
.skill-card:hover{transform:translateY(-6px);border-color:var(--card-color,var(--primary));box-shadow:0 12px 40px rgba(0,0,0,.4)}
.skill-card:hover::before{opacity:1}
.skill-icon{width:56px;height:56px;border-radius:14px;background:rgba(0,212,255,.08);border:1px solid rgba(0,212,255,.15);display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:20px}
.skill-card h3{font-size:1.1rem;font-weight:700;color:#fff;margin-bottom:10px}
.skill-card p{font-size:.9rem;color:var(--text-muted);line-height:1.6}

/* ===== EXPERIENCE (TIMELINE) ===== */
.experience{padding:100px 0;background:linear-gradient(180deg,var(--bg-base),var(--bg-secondary),var(--bg-base))}
.timeline{position:relative;margin-top:56px;padding-left:32px}
.timeline::before{content:'';position:absolute;left:0;top:0;bottom:0;width:2px;background:linear-gradient(to bottom,var(--primary),var(--accent),transparent)}
.tl-item{position:relative;padding:0 0 48px 36px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{position:absolute;left:-7px;top:4px;width:16px;height:16px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));box-shadow:0 0 12px rgba(0,212,255,.5)}
.tl-period{font-size:.78rem;font-weight:600;color:var(--primary);letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px}
.tl-card{background:var(--glass);border:1px solid var(--border);border-radius:var(--radius);padding:24px 28px;backdrop-filter:blur(10px);transition:var(--transition)}
.tl-card:hover{border-color:rgba(0,212,255,.25);transform:translateX(4px)}
.tl-role{font-size:1.1rem;font-weight:700;color:#fff;margin-bottom:4px}
.tl-company{font-size:.9rem;color:var(--text-muted);margin-bottom:14px}
.tl-highlights{display:flex;flex-direction:column;gap:6px}
.tl-highlight{font-size:.88rem;color:var(--text-muted);display:flex;align-items:flex-start;gap:8px}
.tl-highlight::before{content:'▸';color:var(--primary);flex-shrink:0;margin-top:1px}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tl-tag{font-size:.72rem;font-weight:500;color:var(--text-muted);background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:6px;padding:3px 10px}

/* ===== PROJECTS ===== */
.projects{padding:100px 0}
.projects-intro{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:20px;margin-bottom:48px}
.projects-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:24px}
.project-card{position:relative;background:var(--glass);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:var(--transition);display:flex;flex-direction:column}
.project-card:hover{transform:translateY(-6px);box-shadow:0 20px 60px rgba(0,0,0,.5)}
.project-card-top{padding:28px 28px 0}
.project-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:16px}
.project-icon{font-size:2rem}
.project-status{font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:4px 10px;border-radius:100px;border:1px solid}
.status-live{color:var(--success);border-color:rgba(16,185,129,.3);background:rgba(16,185,129,.1)}
.status-dev{color:var(--warning);border-color:rgba(245,158,11,.3);background:rgba(245,158,11,.1)}
.project-card h3{font-size:1.15rem;font-weight:700;color:#fff;margin-bottom:8px}
.project-card p{font-size:.88rem;color:var(--text-muted);line-height:1.6;margin-bottom:16px}
.project-tags{display:flex;flex-wrap:wrap;gap:6px;padding:0 28px}
.project-tag{font-size:.7rem;font-weight:500;color:var(--text-muted);background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:6px;padding:3px 10px}
.project-footer{padding:20px 28px 28px;margin-top:auto}
.project-link{display:inline-flex;align-items:center;gap:6px;font-size:.85rem;font-weight:600;color:var(--primary);transition:var(--transition)}
.project-link:hover{gap:10px}
.project-link i{font-size:.8rem}
.project-card-glow{position:absolute;inset:0;background:radial-gradient(circle at 50% 0%,rgba(0,212,255,.06),transparent 60%);pointer-events:none;opacity:0;transition:var(--transition)}
.project-card:hover .project-card-glow{opacity:1}

/* ===== CONTACT ===== */
.contact{padding:100px 0;background:linear-gradient(180deg,var(--bg-base),var(--bg-secondary))}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;margin-top:48px}
.contact-info-list{display:flex;flex-direction:column;gap:16px;margin-top:28px}
.contact-info-item{display:flex;align-items:center;gap:16px;background:var(--glass);border:1px solid var(--border);border-radius:12px;padding:16px 20px;backdrop-filter:blur(10px);transition:var(--transition)}
.contact-info-item:hover{border-color:rgba(0,212,255,.25);transform:translateX(4px)}
.contact-info-icon{width:40px;height:40px;border-radius:10px;background:rgba(0,212,255,.08);border:1px solid rgba(0,212,255,.15);display:flex;align-items:center;justify-content:center;color:var(--primary);flex-shrink:0;font-size:.9rem}
.contact-info-label{font-size:.72rem;color:var(--text-muted);font-weight:500;margin-bottom:2px}
.contact-info-val{font-size:.9rem;color:#fff;font-weight:500}
.contact-form{background:var(--glass);border:1px solid var(--border);border-radius:var(--radius);padding:32px;backdrop-filter:blur(10px)}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:.8rem;font-weight:600;color:var(--text-muted);margin-bottom:8px;letter-spacing:.04em}
.form-group input,.form-group textarea{width:100%;background:rgba(255,255,255,.03);border:1px solid var(--border);border-radius:10px;padding:12px 16px;font-size:.9rem;color:#fff;font-family:'Inter',sans-serif;transition:var(--transition);resize:none}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--primary);background:rgba(0,212,255,.04)}
.form-group textarea{height:120px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-submit{width:100%;padding:14px;background:linear-gradient(135deg,var(--primary),var(--accent));border:none;border-radius:10px;font-size:.95rem;font-weight:600;color:#fff;cursor:pointer;transition:var(--transition)}
.form-submit:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,212,255,.35)}
.form-submit:disabled{opacity:.6;cursor:not-allowed;transform:none}
.form-success{display:none;text-align:center;padding:20px;color:var(--success);font-weight:600}

/* ===== FOOTER ===== */
.footer{background:var(--bg-base);border-top:1px solid var(--border);padding:32px 24px}
.footer-inner{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px}
.footer-brand{font-size:1.1rem;font-weight:800;background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.footer-copy{font-size:.8rem;color:var(--text-muted)}
.footer-links{display:flex;gap:20px}
.footer-links a{color:var(--text-muted);font-size:1rem;transition:color var(--transition)}
.footer-links a:hover{color:var(--primary)}

/* ===== RESPONSIVE ===== */
@media(max-width:900px){
  .hero-inner{grid-template-columns:1fr;text-align:center}.hero-desc{max-width:100%}.hero-actions{justify-content:center}
  .hero-photo-wrap{display:none}
  .about-grid{grid-template-columns:1fr}.about-img-side{order:-1}
  .about-stats-grid{width:100%;max-width:340px}
  .about-photo-ring{width:220px;height:220px}
  .contact-grid{grid-template-columns:1fr}
  .nav-links{display:none}.nav-hamburger{display:flex}
  .about,.skills,.experience,.projects,.contact{padding:64px 0}
  .timeline{padding-left:20px}
  .tl-item{padding:0 0 36px 24px}
  .tl-card{padding:18px 20px}
}
@media(max-width:600px){
  .projects-grid{grid-template-columns:1fr}.form-row{grid-template-columns:1fr}
  .hero-stats{display:none}
  .about,.skills,.experience,.projects,.contact{padding:48px 0}
  .hero-badges{justify-content:center}
  .section-title{font-size:1.8rem}
  .tl-role{font-size:1rem}
  .skill-card{padding:24px}
}