:root {
  --bg: #0a0e17;
  --bg2: #0f1520;
  --bg3: #141c2e;
  --surface: #1a2236;
  --border: #1e2d45;
  --accent: #00d4ff;
  --accent2: #00ff88;
  --accent3: #ff6b35;
  --text: #e2e8f0;
  --text-dim: #64748b;
  --text-muted: #334155;
  --font-mono: 'JetBrains Mono', monospace;
  --font-display: 'Syne', sans-serif;
  --radius: 8px;
  --glow: 0 0 20px rgba(0, 212, 255, 0.15);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  overflow-x: hidden;
  line-height: 1.6;
}

/* Background grid */
.bg-grid {
  position: fixed; inset: 0; z-index: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
}

.noise {
  position: fixed; inset: 0; z-index: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  opacity: 0.4; pointer-events: none;
}

/* NAV */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 3rem;
  background: rgba(10,14,23,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--accent2);
  font-weight: 700;
  letter-spacing: 0.05em;
}

.nav-links {
  display: flex; gap: 2.5rem; list-style: none;
}

.nav-links a {
  color: var(--text-dim); text-decoration: none;
  font-size: 0.8rem; letter-spacing: 0.1em;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--accent); }

.nav-cta {
  background: var(--accent);
  color: var(--bg);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius);
  font-size: 0.8rem;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.08em;
  transition: all 0.2s;
  font-family: var(--font-mono);
}

.nav-cta:hover {
  background: var(--accent2);
  box-shadow: 0 0 20px rgba(0,255,136,0.4);
}

/* HERO */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8rem 2rem 4rem;
  position: relative; z-index: 1;
  gap: 3rem;
}

.hero-terminal {
  width: 100%;
  max-width: 700px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--glow), 0 40px 80px rgba(0,0,0,0.6);
  overflow: hidden;
  animation: slideUp 0.8s ease both;
}

@keyframes slideUp {
  from { opacity:0; transform: translateY(30px); }
  to { opacity:1; transform: translateY(0); }
}

.terminal-bar {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: var(--bg3);
  border-bottom: 1px solid var(--border);
}

.dot {
  width: 12px; height: 12px; border-radius: 50%;
}
.dot.red { background: #ff5f57; }
.dot.yellow { background: #febc2e; }
.dot.green { background: #28c840; }

.terminal-title {
  margin-left: auto; margin-right: auto;
  font-size: 0.75rem; color: var(--text-dim);
  letter-spacing: 0.05em;
}

.terminal-body {
  padding: 1.5rem 2rem 2rem;
  font-size: 0.95rem;
}

.t-line {
  display: flex; gap: 0.75rem; margin-top: 1.2rem;
  animation: fadeIn 0.5s ease both;
}
.t-line:nth-child(1) { animation-delay: 0.3s; }
.t-line:nth-child(2) { animation-delay: 0.6s; }
.t-line:nth-child(3) { animation-delay: 0.9s; }
.t-line:nth-child(4) { animation-delay: 1.2s; }
.t-line:nth-child(5) { animation-delay: 1.5s; }
.t-line:nth-child(6) { animation-delay: 1.8s; }
.t-line:nth-child(7) { animation-delay: 2.1s; }

@keyframes fadeIn {
  from { opacity:0; transform: translateX(-8px); }
  to { opacity:1; transform: translateX(0); }
}

.t-output {
  padding-left: 1.5rem;
  color: var(--text);
  margin-top: 0.25rem;
  animation: fadeIn 0.5s ease both;
}
.t-output:nth-child(2) { animation-delay: 0.5s; }
.t-output:nth-child(4) { animation-delay: 0.8s; }
.t-output:nth-child(6) { animation-delay: 1.1s; }

.prompt { color: var(--accent2); font-weight: 700; }
.cmd { color: var(--accent); }

.name-output {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
  padding-left: 1.5rem;
  margin-top: 0.3rem;
}

.role-output {
  color: var(--accent);
  font-size: 1rem;
}

.tag {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 600;
}

.green-tag {
  background: rgba(0,255,136,0.1);
  color: var(--accent2);
  border: 1px solid rgba(0,255,136,0.3);
}

.cursor-blink {
  color: var(--accent);
  animation: blink 1s infinite;
}

@keyframes blink {
  0%,100% { opacity:1; }
  50% { opacity:0; }
}

/* Hero stats */
.hero-stats {
  display: flex; gap: 3rem;
  animation: slideUp 0.8s 0.4s ease both;
}

.stat {
  display: flex; flex-direction: column; align-items: center;
  gap: 0.25rem;
}

.stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
}

.stat-label {
  font-size: 0.7rem;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* SECTIONS */
.section {
  padding: 6rem 2rem;
  position: relative; z-index: 1;
}

.dark-section {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.container {
  max-width: 1100px;
  margin: 0 auto;
}

.section-header {
  margin-bottom: 3.5rem;
}

.section-header.center { text-align: center; }

.section-tag {
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.75rem;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
}

/* SKILLS */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}

.skill-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.skill-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transform: scaleX(0);
  transition: transform 0.3s;
  transform-origin: left;
}

.skill-card:hover {
  border-color: rgba(0,212,255,0.3);
  transform: translateY(-3px);
  box-shadow: var(--glow);
}

.skill-card:hover::before { transform: scaleX(1); }

.skill-icon {
  font-size: 1.75rem;
  margin-bottom: 0.75rem;
}

.skill-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 1rem;
}

.skill-tags {
  display: flex; flex-wrap: wrap; gap: 0.4rem;
}

.skill-tags span {
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.2);
  color: var(--accent);
  padding: 0.2rem 0.65rem;
  border-radius: 4px;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  transition: all 0.2s;
}

.skill-tags span:hover {
  background: rgba(0,212,255,0.15);
}

/* PROJECTS */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.project-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: all 0.3s;
  display: flex; flex-direction: column; gap: 1rem;
}

.project-card.featured {
  border-color: rgba(0,212,255,0.25);
  box-shadow: inset 0 0 60px rgba(0,212,255,0.03);
}

.project-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0,212,255,0.35);
  box-shadow: var(--glow);
}

.project-header {
  display: flex; justify-content: space-between; align-items: center;
}

.project-number {
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  font-weight: 700;
}

.project-links {
  display: flex; gap: 1rem;
}

.project-links a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.75rem;
  transition: color 0.2s;
}

.project-links a:hover { color: var(--accent); }

.project-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
}

.project-card p {
  font-size: 0.82rem;
  color: var(--text-dim);
  line-height: 1.7;
  flex: 1;
}

.project-stack {
  display: flex; flex-wrap: wrap; gap: 0.4rem;
}

.project-stack span {
  background: rgba(0,255,136,0.07);
  border: 1px solid rgba(0,255,136,0.2);
  color: var(--accent2);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
}

/* TIMELINE */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}

.timeline-item {
  position: relative;
  padding: 0 0 3rem 2.5rem;
}

.timeline-dot {
  position: absolute; left: -2rem;
  top: 0.35rem;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  transform: translateX(50%);
}

.timeline-meta {
  display: flex; gap: 1.5rem; align-items: center;
  margin-bottom: 0.5rem;
}

.tl-date {
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.08em;
}

.tl-company {
  font-size: 0.75rem;
  color: var(--text-dim);
}

.timeline-content h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.6rem;
}

.timeline-content p {
  font-size: 0.82rem;
  color: var(--text-dim);
  line-height: 1.7;
  max-width: 600px;
  margin-bottom: 0.75rem;
}

.tl-tags {
  display: flex; gap: 0.4rem; flex-wrap: wrap;
}

.tl-tags span {
  background: rgba(255,107,53,0.08);
  border: 1px solid rgba(255,107,53,0.2);
  color: var(--accent3);
  padding: 0.15rem 0.55rem;
  border-radius: 4px;
  font-size: 0.7rem;
}

/* CONTACT */
.contact-section {
  background: var(--bg);
}

.contact-sub {
  color: var(--text-dim);
  margin-top: 0.75rem;
  font-size: 0.85rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-top: 3rem;
}

.contact-card {
  display: flex; flex-direction: column; align-items: center;
  gap: 0.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  text-decoration: none;
  transition: all 0.3s;
  text-align: center;
  overflow: hidden;
  width: 100%;
}

.contact-card:hover {
  border-color: rgba(0,212,255,0.3);
  transform: translateY(-3px);
  box-shadow: var(--glow);
}

.cc-icon { font-size: 1.75rem; }

.cc-label {
  font-size: 0.7rem;
  color: var(--text-dim);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.cc-value {
  font-size: 0.82rem;
  color: var(--accent);
  word-break: break-all;
  text-align: center;
}

/* FOOTER */
.footer {
  text-align: center;
  padding: 1.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--text-muted);
  position: relative; z-index: 1;
}

.footer .prompt { color: var(--accent2); margin-right: 0.5rem; }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* Responsive */
@media (max-width: 768px) {
  .nav { padding: 1rem 1.5rem; }
  .nav-links { display: none; }
  .hero { padding: 6rem 1rem 3rem; }
  .hero-stats { gap: 1.5rem; }
  .stat-num { font-size: 1.5rem; }
  .name-output { font-size: 1.8rem; }
  .section { padding: 4rem 1rem; }
  .section-header h2 { font-size: 2rem; }
  .skills-grid, .projects-grid, .contact-grid { grid-template-columns: 1fr; }
}