/* ============================================
   Design Tokens
   ============================================ */
:root {
  --bg-primary: #0a0a0a;
  --bg-card: #141414;
  --border-subtle: #222;
  --border-hover: #444;
  --text-primary: #f5f5f5;
  --text-secondary: #888;
  --text-muted: #555;
  --accent-green: #34d399;
  --accent-blue: #60a5fa;
  --accent-amber: #fbbf24;
  --font-mono: 'JetBrains Mono', monospace;
  --font-sans: 'Inter', sans-serif;
  --max-width: 1100px;
  --section-padding: 6rem 1.5rem;
}

/* ============================================
   Reset & Base
   ============================================ */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  background-image: radial-gradient(circle, #1a1a1a 1px, transparent 1px);
  background-size: 24px 24px;
  animation: drift 30s linear infinite;
}

@keyframes drift {
  from { background-position: 0 0; }
  to { background-position: 24px 48px; }
}

a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--text-secondary);
}

/* ============================================
   Header
   ============================================ */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.wordmark {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.header-email {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.header-email:hover {
  color: var(--text-primary);
}

/* ============================================
   Hero
   ============================================ */
.hero {
  padding: 8rem 1.5rem 6rem;
  text-align: center;
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.hero h1 {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.hero .subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
}

.scroll-cta {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color 0.2s;
  animation: gentle-bounce 2.5s ease-in-out infinite;
}

.scroll-cta:hover {
  color: var(--text-secondary);
  animation-play-state: paused;
}

@keyframes gentle-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(5px); }
}

/* ============================================
   About
   ============================================ */
.about {
  padding: var(--section-padding);
  text-align: center;
}

.about-inner {
  max-width: 680px;
  margin: 0 auto;
}

.about-belief {
  font-family: var(--font-mono);
  font-size: clamp(1.15rem, 2.5vw, 1.4rem);
  color: var(--text-primary);
  font-weight: 500;
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

.about p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

.about p + p {
  margin-top: 1rem;
}

/* ============================================
   Stats
   ============================================ */
.stats {
  padding: 2rem 1.5rem 0;
}

.stats-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: center;
  gap: 3rem;
}

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

.stat-number {
  font-family: var(--font-mono);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--text-primary);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================================
   Manifesto
   ============================================ */
.manifesto {
  padding: 3rem 1.5rem 1rem;
  text-align: center;
}

.manifesto-inner {
  max-width: 680px;
  margin: 0 auto;
}

.manifesto p {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--text-muted);
  line-height: 1.6;
}

.manifesto em {
  color: var(--text-primary);
  font-style: normal;
}

/* ============================================
   Approach
   ============================================ */
.approach {
  padding: var(--section-padding);
}

.approach-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.approach-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.approach-item h3 {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.approach-item p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ============================================
   Projects
   ============================================ */
.projects {
  padding: var(--section-padding);
}

.projects-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

/* ============================================
   Project Card
   ============================================ */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 1.75rem;
  transition: border-color 0.25s, transform 0.25s;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: var(--glow-y, -100px);
  left: var(--glow-x, -100px);
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s;
}

.card:hover::before {
  opacity: 1;
}

.card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.card-name {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 600;
}

.badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  white-space: nowrap;
}

.badge--live {
  color: var(--accent-green);
  border: 1px solid var(--accent-green);
}

.badge--open-source {
  color: var(--accent-blue);
  border: 1px solid var(--accent-blue);
}

.badge--dev {
  color: var(--accent-amber);
  border: 1px solid var(--accent-amber);
}

.card-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex: 1;
}

.card-link {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  transition: color 0.2s;
  overflow-wrap: break-word;
  word-break: break-all;
}

.card-link:hover {
  color: var(--text-primary);
}

.card-link::after {
  content: ' →';
}

/* ============================================
   Vision
   ============================================ */
.vision {
  padding: var(--section-padding);
}

.vision-inner {
  max-width: 720px;
  margin: 0 auto;
}

.vision-content p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

.vision-content p + p {
  margin-top: 1rem;
}

.vision-highlight {
  color: var(--text-primary) !important;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2vw, 1.1rem) !important;
  margin-top: 1.5rem !important;
}

/* ============================================
   Contact CTA
   ============================================ */
.contact {
  padding: 5rem 1.5rem;
  text-align: center;
}

.contact-inner {
  max-width: 560px;
  margin: 0 auto;
}

.contact h2 {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 3vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.contact p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.contact-btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--bg-primary);
  background: var(--text-primary);
  padding: 0.7rem 1.75rem;
  border-radius: 8px;
  transition: opacity 0.2s;
}

.contact-btn:hover {
  color: var(--bg-primary);
  opacity: 0.85;
}

/* ============================================
   Footer
   ============================================ */
.footer {
  padding: 4rem 1.5rem;
  border-top: 1px solid var(--border-subtle);
  margin-top: 2rem;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.footer-wordmark {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
}

.footer-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.25rem;
}

.footer-email {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.footer-email:hover {
  color: var(--text-primary);
}

.footer-phone {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.footer-phone:hover {
  color: var(--text-primary);
}

.footer-location {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ============================================
   Scroll Animations
   ============================================ */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   Reduced Motion
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  .fade-in {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .card {
    transition: none;
  }

  body {
    animation: none;
  }

  .scroll-cta {
    animation: none;
  }

  html {
    scroll-behavior: auto;
  }
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .hero {
    padding: 5rem 1.5rem 4rem;
  }

  .stats-inner {
    gap: 1.5rem;
  }

  .stat-number {
    font-size: 1.5rem;
  }

  .approach-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .projects-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-right {
    align-items: flex-start;
  }
}