@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@400;700&family=Inter:wght@400;600;800&display=swap');

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #0f172a;
  --surface: #1e293b;
  --border: #334155;
  --accent: #3b82f6;
  --accent2: #38bdf8;
  --text: #f1f5f9;
  --muted: #64748b;
  --mono: 'Fira Code', monospace;
  --display: 'Inter', sans-serif;
}

html { scroll-behavior: smooth; }
body { background: var(--bg); color: var(--text); font-family: var(--display); overflow-x: hidden; }

body::before { content: ''; position: fixed; inset: 0; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E"); pointer-events: none; z-index: 0; opacity: 0.3; }

nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; display: flex; justify-content: space-between; align-items: center; padding: 1.25rem 4rem; backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); background: rgba(15,23,42,0.85); }
.nav-logo { font-family: var(--mono); font-size: 0.85rem; color: var(--accent2); letter-spacing: 0.1em; }
.nav-links { display: flex; gap: 2.5rem; list-style: none; }
.nav-links a { font-family: var(--mono); font-size: 0.75rem; color: var(--muted); text-decoration: none; letter-spacing: 0.08em; text-transform: uppercase; transition: color 0.2s; }
.nav-links a:hover { color: var(--text); }

#hero { min-height: 100vh; display: flex; align-items: center; padding: 0 4rem; position: relative; overflow: hidden; }
.hero-grid-bg { position: absolute; inset: 0; background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px); background-size: 60px 60px; opacity: 0.3; mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 30%, transparent 100%); }
.hero-glow { position: absolute; width: 600px; height: 600px; border-radius: 50%; background: radial-gradient(circle, rgba(59,130,246,0.12) 0%, transparent 70%); top: 50%; left: 50%; transform: translate(-50%, -55%); pointer-events: none; }
.hero-content { position: relative; z-index: 1; max-width: 800px; }
.hero-tag { font-family: var(--mono); font-size: 0.75rem; color: var(--accent2); letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 1.5rem; opacity: 0; animation: fadeUp 0.6s 0.2s forwards; }
h1 { font-family: var(--display); font-weight: 800; font-size: clamp(3rem, 8vw, 6.5rem); line-height: 0.95; letter-spacing: -0.03em; margin-bottom: 1.5rem; opacity: 0; animation: fadeUp 0.6s 0.35s forwards; }
h1 span { background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-desc { font-size: 1.1rem; color: var(--muted); line-height: 1.7; max-width: 480px; margin-bottom: 2.5rem; opacity: 0; animation: fadeUp 0.6s 0.5s forwards; }
.hero-btns { display: flex; gap: 1rem; flex-wrap: wrap; opacity: 0; animation: fadeUp 0.6s 0.65s forwards; }

.btn { font-family: var(--mono); font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase; padding: 0.85rem 2rem; border-radius: 6px; text-decoration: none; transition: all 0.2s; cursor: pointer; border: none; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #2563eb; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(59,130,246,0.4); }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-ghost:hover { border-color: var(--accent2); color: var(--accent2); transform: translateY(-2px); }

section { padding: 6rem 4rem; position: relative; }
.section-label { font-family: var(--mono); font-size: 0.7rem; color: var(--accent2); letter-spacing: 0.2em; text-transform: uppercase; margin-bottom: 0.75rem; }
.section-title { font-family: var(--display); font-weight: 800; font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -0.02em; margin-bottom: 3rem; }

#about { border-top: 1px solid var(--border); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.about-text p { color: var(--muted); line-height: 1.8; margin-bottom: 1rem; font-size: 1rem; }
.about-text p strong { color: var(--text); }
.skills-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.skill-chip { font-family: var(--mono); font-size: 0.72rem; padding: 0.6rem 1rem; border: 1px solid var(--border); border-radius: 6px; background: var(--surface); color: var(--muted); letter-spacing: 0.05em; transition: all 0.2s; display: flex; align-items: center; gap: 0.5rem; }
.skill-chip:hover { border-color: var(--accent); color: var(--text); }
.skill-chip .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent2); flex-shrink: 0; }

#projects { border-top: 1px solid var(--border); }
.projects-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 1.5rem; }
.project-card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 2rem; transition: all 0.3s; position: relative; overflow: hidden; }
.project-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, var(--accent), var(--accent2)); transform: scaleX(0); transform-origin: left; transition: transform 0.3s; }
.project-card:hover { border-color: var(--accent); transform: translateY(-4px); box-shadow: 0 16px 40px rgba(0,0,0,0.4); }
.project-card:hover::before { transform: scaleX(1); }
.project-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 1rem; }
.project-icon { font-size: 1.5rem; }
.project-links { display: flex; gap: 0.75rem; }
.project-links a { font-family: var(--mono); font-size: 0.7rem; color: var(--muted); text-decoration: none; letter-spacing: 0.05em; transition: color 0.2s; }
.project-links a:hover { color: var(--accent2); }
.project-title { font-family: var(--display); font-weight: 600; font-size: 1.15rem; margin-bottom: 0.5rem; }
.project-desc { color: var(--muted); font-size: 0.9rem; line-height: 1.6; margin-bottom: 1.25rem; }
.project-tags { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.tag { font-family: var(--mono); font-size: 0.65rem; padding: 0.25rem 0.65rem; border-radius: 999px; background: rgba(59,130,246,0.1); color: var(--accent); border: 1px solid rgba(59,130,246,0.25); letter-spacing: 0.05em; }
.tag.cyan { background: rgba(56,189,248,0.1); color: var(--accent2); border-color: rgba(56,189,248,0.25); }

#contact { border-top: 1px solid var(--border); text-align: center; }
.contact-inner { max-width: 560px; margin: 0 auto; }
.contact-inner p { color: var(--muted); line-height: 1.7; margin-bottom: 2rem; }
.contact-links { display: flex; justify-content: center; gap: 1.25rem; flex-wrap: wrap; }
.contact-link { font-family: var(--mono); font-size: 0.75rem; color: var(--muted); text-decoration: none; letter-spacing: 0.08em; padding: 0.75rem 1.5rem; border: 1px solid var(--border); border-radius: 6px; transition: all 0.2s; text-transform: uppercase; }
.contact-link:hover { color: var(--text); border-color: var(--accent2); }

footer { padding: 2rem 4rem; border-top: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
footer span { font-family: var(--mono); font-size: 0.7rem; color: var(--muted); letter-spacing: 0.05em; }

@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 768px) {
  nav { padding: 1rem 1.5rem; }
  .nav-links { gap: 1.5rem; }
  #hero, section { padding-left: 1.5rem; padding-right: 1.5rem; }
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  footer { flex-direction: column; gap: 0.5rem; text-align: center; }
}