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

:root {
  --bg: #05050a;
  --surface: rgba(15, 15, 25, 0.7);
  --surface-solid: #0f0f19;
  --border: rgba(255, 255, 255, 0.06);
  --border-bright: rgba(255, 255, 255, 0.12);
  --text: #f0f0f5;
  --text-dim: #6b6b80;
  --accent: #7c5cff;
  --accent-2: #00d4ff;
  --accent-3: #ff5caa;
  --green: #00ff88;
  --purple: #a855f7;
  --glow: rgba(124, 92, 255, 0.4);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ANIMATED MESH BG */
.mesh-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}
.mesh-bg::before {
  content: '';
  position: absolute;
  width: 150%;
  height: 150%;
  top: -25%;
  left: -25%;
  background:
    radial-gradient(ellipse 600px 600px at 20% 20%, rgba(124, 92, 255, 0.12) 0%, transparent 70%),
    radial-gradient(ellipse 500px 500px at 80% 30%, rgba(0, 212, 255, 0.08) 0%, transparent 70%),
    radial-gradient(ellipse 400px 400px at 50% 80%, rgba(255, 92, 170, 0.06) 0%, transparent 70%);
  animation: meshMove 20s ease-in-out infinite alternate;
}
@keyframes meshMove {
  0% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.02); }
  66% { transform: translate(-20px, 30px) scale(0.98); }
  100% { transform: translate(10px, -10px) scale(1.01); }
}

.grid-overlay {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

.noise {
  position: fixed;
  inset: 0;
  opacity: 0.03;
  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)'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 2;
}

/* NAV */
nav {
  padding: 28px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-weight: 900;
  font-size: 1.2rem;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-logo .logo-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--glow);
  animation: dotPulse 3s ease-in-out infinite;
}
@keyframes dotPulse {
  0%, 100% { box-shadow: 0 0 12px var(--glow); }
  50% { box-shadow: 0 0 24px var(--glow), 0 0 48px rgba(124, 92, 255, 0.2); }
}

.nav-links { display: flex; gap: 8px; align-items: center; }
.nav-links a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 8px;
  transition: all 0.25s;
}
.nav-links a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

/* PROJECT HERO */
.project-hero {
  padding: 80px 0 40px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 28px;
}
.breadcrumb a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s;
}
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb svg { width: 14px; height: 14px; }

.project-hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: 12px;
}

.project-hero .tagline {
  font-size: 1.1rem;
  color: var(--text-dim);
  max-width: 600px;
  margin-bottom: 28px;
  line-height: 1.7;
}

.project-meta-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.meta-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--surface);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 10px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-dim);
  text-decoration: none;
  transition: all 0.25s;
}
.meta-chip:hover {
  border-color: var(--accent);
  color: var(--text);
  transform: translateY(-1px);
}
.meta-chip svg { width: 14px; height: 14px; }
.meta-chip.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  box-shadow: 0 0 20px rgba(124, 92, 255, 0.3);
}
.meta-chip.primary:hover {
  background: #6a4ae8;
  box-shadow: 0 0 30px rgba(124, 92, 255, 0.5);
  transform: translateY(-1px);
}

section { padding: 48px 0; }

.section-divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 3px;
  margin-bottom: 16px;
}

.section-title {
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  margin-bottom: 8px;
}

.section-subtitle {
  color: var(--text-dim);
  font-size: 0.95rem;
  margin-bottom: 28px;
  line-height: 1.6;
}

/* FEATURE GRID */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}

.feature-card {
  background: var(--surface);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}
.feature-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 14px;
  padding: 1px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.feature-card:hover::after { opacity: 1; }
.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3), 0 0 20px rgba(124, 92, 255, 0.06);
}

.feature-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.feature-card h3 svg {
  width: 20px;
  height: 20px;
  color: var(--accent);
  flex-shrink: 0;
}
.feature-card p {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.6;
}

/* TECH STACK */
.tech-stack {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.tech-badge {
  background: var(--surface);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 10px;
  font-size: 0.8rem;
  font-weight: 600;
  transition: all 0.25s;
}
.tech-badge:hover {
  border-color: var(--accent);
  color: var(--text);
  transform: translateY(-1px);
}

/* TABLE */
.table-wrapper { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
th, td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
th {
  color: var(--text-dim);
  font-weight: 700;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
td { color: var(--text); }
.check { color: var(--green); }
.cross { color: var(--text-dim); opacity: 0.4; }

/* CODE BLOCK */
.desc-text {
  color: var(--text-dim);
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 680px;
}
.desc-text code {
  background: var(--surface-solid);
  border: 1px solid var(--border);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.82rem;
}

code-block {
  background: var(--surface);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 24px;
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.82rem;
  color: var(--text-dim);
  overflow-x: auto;
  margin: 12px 0;
}
code-block .comment { color: #4a5568; }
code-block .cmd { color: var(--accent-2); }

/* FOOTER */
footer {
  text-align: center;
  padding: 60px 0 40px;
  color: var(--text-dim);
  font-size: 0.8rem;
  border-top: 1px solid var(--border);
  margin-top: 40px;
}
footer a { color: var(--accent); text-decoration: none; }

/* REVEAL */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 640px) {
  .project-hero h1 { font-size: 2rem; }
  .nav-links { display: none; }
  .feature-grid { grid-template-columns: 1fr; }
}