/* ===== VARIABLES ===== */
:root {
  --bg: #0a0a0f;
  --bg-card: #0f0f1a;
  --accent: #7c3aed;
  --accent-light: #a855f7;
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --border: rgba(124, 58, 237, 0.3);
  --glow: 0 0 20px rgba(124, 58, 237, 0.4);
  --font: 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'Courier New', monospace;
}

/* ===== RESET ===== */
*, *::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);
  overflow-x: hidden;
  line-height: 1.6;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

/* ===== SCANLINES ===== */
.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 3px,
    rgba(0, 0, 0, 0.03) 3px,
    rgba(0, 0, 0, 0.03) 4px
  );
}

/* ===== 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(10, 10, 15, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent-light);
  letter-spacing: 2px;
}
.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}
.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--accent-light); }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  padding: 6rem 4rem 4rem;
  gap: 3rem;
  position: relative;
}
.hero::before {
  content: '';
  position: absolute;
  top: 20%;
  left: 10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.12) 0%, transparent 70%);
  pointer-events: none;
}
.hero-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-light);
  letter-spacing: 2px;
  margin-bottom: 1rem;
}
.hero-name {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 800;
  letter-spacing: 4px;
  line-height: 1.1;
  background: linear-gradient(135deg, var(--text) 60%, var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1.25rem;
}
.hero-typing {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--accent-light);
  margin-bottom: 1rem;
  min-height: 1.8rem;
}
.cursor {
  animation: blink 1s step-end infinite;
}
@keyframes blink {
  50% { opacity: 0; }
}
.hero-tagline {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 2px;
  margin-bottom: 2.5rem;
  border-left: 2px solid var(--accent);
  padding-left: 1rem;
}
.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
.hero-right {
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-image {
  width: 100%;
  max-width: 580px;
  border-radius: 12px;
  border: 1px solid var(--border);
  box-shadow: var(--glow);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  border: 1px solid var(--accent);
}
.btn-primary:hover {
  background: var(--accent-light);
  border-color: var(--accent-light);
  box-shadow: var(--glow);
}
.btn-outline {
  background: transparent;
  color: var(--accent-light);
  border: 1px solid var(--border);
}
.btn-outline:hover {
  border-color: var(--accent-light);
  box-shadow: var(--glow);
}

/* ===== SECTIONS ===== */
.section {
  padding: 6rem 4rem;
  max-width: 1200px;
  margin: 0 auto;
}
.section-header {
  margin-bottom: 3rem;
}
.section-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-light);
  letter-spacing: 2px;
  display: block;
  margin-bottom: 0.5rem;
}
.section-header h2 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 2px;
}

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}
.about-bio p {
  color: var(--text-muted);
  margin-bottom: 1rem;
  font-size: 1.05rem;
  line-height: 1.8;
}
.stack-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-light);
  letter-spacing: 2px;
  margin-bottom: 1rem;
}
.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.badge {
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-light);
  background: rgba(124, 58, 237, 0.07);
  transition: all 0.2s;
}
.badge:hover {
  border-color: var(--accent-light);
  box-shadow: var(--glow);
}

/* ===== PROJECTS ===== */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.project-card {
  background: var(--bg-card);
  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(--accent-light));
  opacity: 0;
  transition: opacity 0.3s;
}
.project-card:hover {
  border-color: rgba(124, 58, 237, 0.6);
  box-shadow: var(--glow);
  transform: translateY(-3px);
}
.project-card:hover::before { opacity: 1; }
.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}
.card-index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-light);
  letter-spacing: 2px;
}
.card-status {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 1px;
  padding: 0.2rem 0.6rem;
  border-radius: 3px;
}
.card-status.online {
  color: #4ade80;
  border: 1px solid rgba(74, 222, 128, 0.3);
  background: rgba(74, 222, 128, 0.07);
}
.card-title {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 0.75rem;
}
.card-desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 1.25rem;
}
.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}
.tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 0.2rem 0.55rem;
}
.card-link {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--accent-light);
  letter-spacing: 1px;
  transition: color 0.2s;
}
.card-link:hover { color: #fff; }

/* ===== CONTACT ===== */
.contact {
  text-align: center;
}
.contact-links {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}
.contact-btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: all 0.2s;
}
.contact-btn:hover {
  border-color: var(--accent-light);
  color: var(--accent-light);
  box-shadow: var(--glow);
}
.contact-cv { margin-top: 1rem; }

/* ===== FOOTER ===== */
.footer {
  text-align: center;
  padding: 2rem;
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 1px;
}

/* ===== FADE-IN ON SCROLL ===== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .nav { padding: 1rem 1.5rem; }
  .nav-links { gap: 1.25rem; }
  .hero {
    grid-template-columns: 1fr;
    padding: 5rem 1.5rem 2rem;
    text-align: center;
  }
  .hero-right { display: none; }
  .hero-tagline { border-left: none; padding-left: 0; }
  .hero-buttons { justify-content: center; }
  .section { padding: 4rem 1.5rem; }
  .about-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .contact-links { flex-direction: column; align-items: center; }
}