:root {
  --bg: #090c10;
  --surface: #0d1117;
  --border: #1e2a38;
  --accent: #00ffe0;
  --accent2: #0066ff;
  --text: #cdd9e5;
  --muted: #4a5568;
  --heading: #ffffff;
  --mono: 'Share Tech Mono', monospace;
  --sans: 'Syne', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
  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: 999;
  opacity: 0.35;
}

/* =====================
   CIRCUIT CANVAS
===================== */
#circuit-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.18;
}

/* =====================
   NAV
===================== */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 4rem;
  background: rgba(9,12,16,0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-logo { font-family: var(--mono); font-size: 0.9rem; color: var(--accent); letter-spacing: 0.1em; }
.nav-logo span { color: var(--muted); }
nav ul { list-style: none; display: flex; gap: 2.5rem; }
nav ul a { font-family: var(--mono); font-size: 0.8rem; color: var(--muted); text-decoration: none; letter-spacing: 0.08em; text-transform: uppercase; transition: color 0.2s; }
nav ul a:hover { color: var(--accent); }

/* =====================
   HERO
===================== */
#hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8rem 4rem 4rem;
  max-width: 1100px;
  margin: 0 auto;
}

.hero-tag { font-family: var(--mono); font-size: 0.8rem; color: var(--accent); letter-spacing: 0.2em; text-transform: uppercase; margin-bottom: 1.5rem; opacity: 0; animation: fadeUp 0.6s ease forwards 0.2s; }
.hero-tag::before { content: '> '; color: var(--muted); }

h1 { font-family: var(--sans); font-size: clamp(3rem, 8vw, 6.5rem); font-weight: 800; line-height: 1; color: var(--heading); letter-spacing: -0.02em; opacity: 0; animation: fadeUp 0.7s ease forwards 0.4s; }
h1 .accent { color: var(--accent); }

.typing-wrap { font-family: var(--mono); font-size: clamp(0.9rem, 2vw, 1.3rem); color: var(--accent); margin-top: 1.25rem; min-height: 2em; opacity: 0; animation: fadeUp 0.7s ease forwards 0.6s; }
.typing-wrap .typed-text { color: var(--text); }
.typing-wrap .typed-cursor { display: inline-block; width: 2px; height: 1.1em; background: var(--accent); margin-left: 2px; vertical-align: middle; animation: blink 0.8s step-end infinite; }

.hero-sub { font-family: var(--mono); font-size: 0.95rem; color: var(--muted); margin-top: 1rem; max-width: 520px; opacity: 0; animation: fadeUp 0.7s ease forwards 0.8s; }

.hero-badges { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-top: 2rem; opacity: 0; animation: fadeUp 0.7s ease forwards 1s; }
.badge { font-family: var(--mono); font-size: 0.75rem; padding: 0.35rem 0.9rem; border: 1px solid var(--border); border-radius: 2px; color: var(--text); letter-spacing: 0.08em; background: rgba(255,255,255,0.02); }
.badge.active { border-color: var(--accent); color: var(--accent); background: rgba(0,255,224,0.05); }

.hero-cta { display: flex; gap: 1rem; margin-top: 3rem; opacity: 0; animation: fadeUp 0.7s ease forwards 1.2s; }

.glow-orb { position: absolute; width: 600px; height: 600px; border-radius: 50%; background: radial-gradient(circle, rgba(0,102,255,0.12) 0%, transparent 70%); top: 10%; right: -100px; pointer-events: none; animation: pulse 6s ease-in-out infinite; }

/* =====================
   BUTTONS
===================== */
.btn { font-family: var(--mono); font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase; text-decoration: none; padding: 0.8rem 2rem; border-radius: 2px; transition: all 0.2s; cursor: pointer; }
.btn-primary { background: var(--accent); color: #090c10; border: 1px solid var(--accent); font-weight: 700; }
.btn-primary:hover { background: transparent; color: var(--accent); }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* =====================
   SECTIONS
===================== */
section { position: relative; z-index: 1; padding: 6rem 4rem; max-width: 1100px; margin: 0 auto; }
.section-label { font-family: var(--mono); font-size: 0.75rem; color: var(--accent); letter-spacing: 0.25em; text-transform: uppercase; margin-bottom: 0.75rem; }
.section-label::before { content: '// '; color: var(--muted); }
h2 { font-family: var(--sans); font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; color: var(--heading); letter-spacing: -0.02em; margin-bottom: 3rem; }
.divider { width: 100%; height: 1px; background: linear-gradient(90deg, transparent, var(--border), transparent); max-width: 1100px; margin: 0 auto; }

/* =====================
   ABOUT
===================== */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.about-text p { color: var(--text); margin-bottom: 1.25rem; font-size: 1.05rem; }
.about-text p strong { color: var(--heading); }
.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.stat-card { border: 1px solid var(--border); padding: 1.5rem; background: rgba(255,255,255,0.02); border-radius: 4px; transition: border-color 0.2s; }
.stat-card:hover { border-color: var(--accent); }
.stat-num { font-family: var(--mono); font-size: 2rem; color: var(--accent); font-weight: 700; line-height: 1; }
.stat-label { font-family: var(--mono); font-size: 0.75rem; color: var(--muted); margin-top: 0.5rem; letter-spacing: 0.08em; }

/* =====================
   SKILLS
===================== */
.skills-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.skill-group { border: 1px solid var(--border); border-radius: 4px; padding: 1.75rem; background: rgba(255,255,255,0.02); transition: border-color 0.2s, transform 0.2s; }
.skill-group:hover { border-color: var(--accent); transform: translateY(-2px); }
.skill-group-icon { font-size: 1.5rem; margin-bottom: 1rem; }
.skill-group-title { font-family: var(--sans); font-size: 0.9rem; font-weight: 700; color: var(--heading); margin-bottom: 1.25rem; }

.skill-bar-list { display: flex; flex-direction: column; gap: 0.85rem; }
.skill-bar-header { display: flex; justify-content: space-between; margin-bottom: 0.3rem; }
.skill-bar-name { font-family: var(--mono); font-size: 0.72rem; color: var(--text); letter-spacing: 0.05em; }
.skill-bar-pct { font-family: var(--mono); font-size: 0.68rem; color: var(--muted); }
.skill-bar-track { height: 3px; background: rgba(255,255,255,0.06); border-radius: 2px; overflow: hidden; }
.skill-bar-fill { height: 100%; width: 0%; border-radius: 2px; background: linear-gradient(90deg, var(--accent2), var(--accent)); transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1); box-shadow: 0 0 8px rgba(0,255,224,0.4); }

/* =====================
   PROJECTS
===================== */
.projects-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.project-card { border: 1px solid var(--border); border-radius: 4px; padding: 2rem; background: rgba(255,255,255,0.02); position: relative; overflow: hidden; transition: border-color 0.2s, transform 0.2s; }
.project-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, var(--accent2), var(--accent)); transform: scaleX(0); transform-origin: left; transition: transform 0.3s ease; }
.project-card:hover { transform: translateY(-3px); }
.project-card:hover::before { transform: scaleX(1); }
.project-number { font-family: var(--mono); font-size: 0.7rem; color: var(--muted); margin-bottom: 1rem; }
.project-title { font-family: var(--sans); font-size: 1.2rem; font-weight: 700; color: var(--heading); margin-bottom: 0.75rem; }
.project-desc { font-size: 0.9rem; color: var(--muted); line-height: 1.6; margin-bottom: 1.25rem; }
.project-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.project-tag { font-family: var(--mono); font-size: 0.68rem; padding: 0.2rem 0.55rem; background: rgba(0,102,255,0.1); border: 1px solid rgba(0,102,255,0.25); border-radius: 2px; color: #6699ff; }

/* =====================
   CONTACT
===================== */
.contact-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.contact-text p { font-size: 1.05rem; color: var(--text); margin-bottom: 1.5rem; }
.contact-links { display: flex; flex-direction: column; gap: 1rem; }
.contact-link { display: flex; align-items: center; gap: 1rem; text-decoration: none; padding: 1.25rem 1.5rem; border: 1px solid var(--border); border-radius: 4px; background: rgba(255,255,255,0.02); transition: all 0.2s; }
.contact-link:hover { border-color: var(--accent); background: rgba(0,255,224,0.04); transform: translateX(4px); }
.contact-link-icon { width: 40px; height: 40px; border-radius: 4px; background: rgba(0,255,224,0.08); border: 1px solid rgba(0,255,224,0.15); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0; }
.contact-link-info { flex: 1; }
.contact-link-label { font-family: var(--mono); font-size: 0.7rem; color: var(--muted); letter-spacing: 0.12em; text-transform: uppercase; }
.contact-link-value { font-family: var(--sans); font-size: 0.95rem; color: var(--heading); font-weight: 600; margin-top: 0.1rem; }
.contact-link-arrow { font-family: var(--mono); color: var(--muted); transition: color 0.2s, transform 0.2s; }
.contact-link:hover .contact-link-arrow { color: var(--accent); transform: translateX(4px); }

/* =====================
   FOOTER
===================== */
footer { position: relative; z-index: 1; border-top: 1px solid var(--border); padding: 2rem 4rem; display: flex; justify-content: space-between; align-items: center; }
.footer-left { font-family: var(--mono); font-size: 0.75rem; color: var(--muted); }
.footer-left span { color: var(--accent); }
.footer-right { font-family: var(--mono); font-size: 0.75rem; color: var(--muted); }

/* =====================
   ANIMATIONS
===================== */
@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
@keyframes pulse { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.08); opacity: 0.7; } }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* =====================
   RESPONSIVE
===================== */
@media (max-width: 768px) {
  nav { padding: 1rem 1.5rem; }
  nav ul { gap: 1.5rem; }
  section { padding: 4rem 1.5rem; }
  #hero { padding: 7rem 1.5rem 3rem; }
  .about-grid, .contact-inner { grid-template-columns: 1fr; gap: 2rem; }
  .skills-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  footer { padding: 1.5rem; flex-direction: column; gap: 0.5rem; text-align: center; }
}