:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --fg: #e8e6e1;
  --fg-muted: #8a8880;
  --accent: #ff4d2d;
  --accent-glow: rgba(255, 77, 45, 0.15);
  --accent-soft: #ff6b4f;
  --green: #34d399;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max-w: 1200px;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ---- SECTION TAG ---- */
.section-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: var(--space-md);
  padding: 0.35rem 0.9rem;
  border: 1px solid rgba(255, 77, 45, 0.3);
  border-radius: 2px;
}

/* ---- HERO ---- */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  padding: var(--space-xl) var(--space-lg);
  max-width: var(--max-w);
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.hero-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--fg-muted);
  margin-bottom: var(--space-lg);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.05;
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

.hero-accent {
  color: var(--accent);
  font-style: italic;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  max-width: 480px;
  margin-bottom: var(--space-lg);
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  gap: var(--space-lg);
}

.stat { display: flex; flex-direction: column; }

.stat-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--fg);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--fg-muted);
  margin-top: 0.25rem;
}

/* Hero visual - animated orbit */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.orbit-ring {
  width: 320px;
  height: 320px;
  border: 1px solid rgba(255, 77, 45, 0.15);
  border-radius: 50%;
  position: relative;
  animation: spin 20s linear infinite;
}

.orbit-ring::before {
  content: '';
  position: absolute;
  inset: 40px;
  border: 1px solid rgba(255, 77, 45, 0.1);
  border-radius: 50%;
  animation: spin 15s linear infinite reverse;
}

.orbit-ring::after {
  content: 'V';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
  animation: counter-spin 20s linear infinite;
}

.orbit-dot {
  width: 10px;
  height: 10px;
  background: var(--accent);
  border-radius: 50%;
  position: absolute;
  top: -5px;
  left: 50%;
  transform: translateX(-50%);
  animation: pulse 3s ease-in-out infinite;
  animation-delay: var(--delay);
  box-shadow: 0 0 20px var(--accent-glow);
}

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes counter-spin { to { transform: translate(-50%, -50%) rotate(-360deg); } }
@keyframes pulse {
  0%, 100% { opacity: 1; transform: translateX(-50%) scale(1); }
  50% { opacity: 0.4; transform: translateX(-50%) scale(0.6); }
}

/* ---- MANIFESTO ---- */
.manifesto {
  padding: var(--space-xl) var(--space-lg);
  background: var(--bg-elevated);
  border-top: 1px solid rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.manifesto-inner {
  max-width: 900px;
  margin: 0 auto;
}

.manifesto-text {
  font-family: var(--font-body);
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-weight: 300;
  line-height: 1.65;
  color: var(--fg);
}

.manifesto-text em {
  color: var(--fg-muted);
  font-style: italic;
}

.manifesto-text strong {
  color: var(--accent-soft);
  font-weight: 500;
}

/* ---- CAPABILITIES ---- */
.capabilities {
  padding: var(--space-xl) var(--space-lg);
  max-width: var(--max-w);
  margin: 0 auto;
}

.cap-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  margin-bottom: var(--space-lg);
}

.cap-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}

.cap-card {
  padding: var(--space-lg);
  background: var(--bg-elevated);
  border: 1px solid rgba(255,255,255,0.04);
  transition: border-color 0.3s ease;
}

.cap-card:hover {
  border-color: rgba(255, 77, 45, 0.2);
}

.cap-number {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: var(--space-sm);
  letter-spacing: 0.1em;
}

.cap-card h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.cap-card p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ---- DIFFERENCE ---- */
.difference {
  padding: var(--space-xl) var(--space-lg);
  background: var(--bg-elevated);
  border-top: 1px solid rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

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

.diff-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.diff-label {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid;
}

.diff-them { border-color: var(--fg-muted); color: var(--fg-muted); }
.diff-us { border-color: var(--accent); color: var(--accent); }

.diff-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.diff-col li {
  font-size: 1rem;
  color: var(--fg-muted);
  padding-left: 1.5rem;
  position: relative;
}

.diff-col li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--fg-muted);
}

.diff-col:last-child li { color: var(--fg); }
.diff-col:last-child li::before { background: var(--accent); }

/* ---- CLOSING ---- */
.closing {
  padding: var(--space-xl) var(--space-lg);
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: var(--space-md);
}

.closing-sub {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

/* ---- FOOTER ---- */
.site-footer {
  padding: var(--space-lg);
  border-top: 1px solid rgba(255,255,255,0.04);
}

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

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--fg);
}

.footer-meta {
  font-size: 0.85rem;
  color: var(--fg-muted);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    padding: var(--space-lg) var(--space-md);
    min-height: auto;
    padding-top: 6rem;
  }

  .hero-visual {
    display: none;
  }

  .hero-stats {
    flex-direction: column;
    gap: var(--space-md);
  }

  .manifesto,
  .capabilities,
  .difference,
  .closing {
    padding: var(--space-lg) var(--space-md);
  }

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

  .diff-columns {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .footer-inner {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2.2rem;
  }

  .manifesto-text {
    font-size: 1.15rem;
  }
}