/* === CSS RESET & VARIABLES === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #080c14;
  --bg-card: #0e1420;
  --bg-window: #0a0e1a;
  --fg: #dde3ed;
  --fg-muted: #8892a4;
  --accent: #00d4aa;
  --accent-dim: rgba(0, 212, 170, 0.12);
  --warn: #ffb340;
  --warn-dim: rgba(255, 179, 64, 0.12);
  --border: rgba(255,255,255,0.06);
  --code-added: rgba(0, 212, 170, 0.08);
  --code-removed: rgba(255, 100, 80, 0.08);
  --font-head: 'Space Grotesk', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-head);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* === GRID BACKGROUND === */
.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,212,170,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,170,0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

/* === NAV === */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  background: rgba(8, 12, 20, 0.85);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--fg);
  letter-spacing: -0.3px;
}
.nav-links { display: flex; align-items: center; gap: 24px; }
.nav-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.02em;
}
.status-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 8px var(--accent); }
  50% { opacity: 0.6; box-shadow: 0 0 16px var(--accent); }
}

/* === HERO === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 96px 0 80px;
}
.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  width: 100%;
}
.hero-left { display: flex; flex-direction: column; gap: 24px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-dim);
  border: 1px solid rgba(0,212,170,0.2);
  border-radius: 100px;
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  width: fit-content;
  letter-spacing: 0.01em;
}
.badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
.hero-headline {
  font-size: clamp(44px, 5.5vw, 72px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -2px;
  color: var(--fg);
}
.hero-accent { color: var(--accent); }
.hero-sub {
  font-size: 17px;
  line-height: 1.7;
  color: var(--fg-muted);
  max-width: 420px;
}
.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.pill {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 5px 12px;
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--fg-muted);
}

/* === CODE WINDOW === */
.code-window {
  background: var(--bg-window);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 0 0 1px rgba(0,212,170,0.04), 0 24px 64px rgba(0,0,0,0.5);
}
.code-window-header {
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--border);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.dot.red { background: #ff5f57; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #28ca41; }
.code-window-title {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fg-muted);
  margin-left: 6px;
}
.code-window-body {
  padding: 20px 0;
}
.code-line-wrapper {
  display: flex;
  align-items: flex-start;
  min-height: 26px;
}
.code-line-num {
  width: 44px;
  text-align: right;
  padding: 0 12px 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: rgba(136,146,164,0.4);
  user-select: none;
  line-height: 26px;
  flex-shrink: 0;
}
.code-line {
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 26px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding-right: 16px;
}
.code-var { color: #79b8ff; }
.code-kw { color: #f97583; }
.code-fn { color: #b392f0; }
.code-type { color: #79b8ff; }
.code-comment { color: #6a737d; font-style: italic; }
.code-keyword { color: #f97583; }
.code-tab { display: inline-block; width: 16px; }
.code-added {
  background: var(--code-added);
  border-left: 2px solid var(--accent);
  padding-left: 8px;
}
.code-removed {
  background: var(--code-removed);
  border-left: 2px solid #ff6464;
  padding-left: 8px;
}
.cv-badge {
  display: inline-block;
  font-size: 9px;
  font-family: var(--font-mono);
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 3px;
  margin-right: 8px;
  letter-spacing: 0.05em;
  vertical-align: middle;
}
.code-removed .cv-badge { background: rgba(255,100,100,0.2); color: #ff6464; }
.code-added .cv-badge { background: var(--accent-dim); color: var(--accent); }
.code-window-footer {
  border-top: 1px solid var(--border);
  padding: 10px 16px;
  display: flex;
  gap: 20px;
}
.cv-stat {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fg-muted);
}
.cv-warn { color: var(--warn); }

/* === CODE PATTERN === */
.code-pattern {
  padding: 80px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, transparent, rgba(0,212,170,0.02), transparent);
}
.cp-inner { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.cp-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 40px;
}
.cp-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
}
.cp-step {
  flex: 1;
  display: flex;
  gap: 16px;
}
.cp-step-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.05em;
  padding-top: 4px;
  flex-shrink: 0;
}
.cp-step-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 8px;
}
.cp-step-desc {
  font-size: 14px;
  line-height: 1.65;
  color: var(--fg-muted);
  max-width: 240px;
}
.cp-connector {
  width: 60px;
  height: 1px;
  background: var(--border);
  margin-top: 22px;
  flex-shrink: 0;
}

/* === FEATURES === */
.features { padding: 96px 0; }
.features-inner { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}
.feat {
  padding: 40px;
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  background: var(--bg-card);
  transition: background 0.2s;
}
.feat:hover { background: rgba(14,20,32,0.8); }
.feat-primary { background: var(--accent-dim); border-color: rgba(0,212,170,0.15); }
.feat-primary:hover { background: rgba(0,212,170,0.1); }
.feat-icon { margin-bottom: 4px; }
.feat-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.feat-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--fg);
  letter-spacing: -0.3px;
}
.feat-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--fg-muted);
}

/* === METRICS === */
.metrics {
  padding: 80px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-card);
}
.metrics-inner { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.metrics-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}
.metric {
  flex: 1;
  text-align: center;
  padding: 20px 40px;
}
.metric-val {
  font-size: 56px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -3px;
  line-height: 1;
  margin-bottom: 10px;
}
.metric-label {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-muted);
  letter-spacing: 0.02em;
}
.metric-sep {
  width: 1px;
  height: 60px;
  background: var(--border);
}

/* === MANIFESTO === */
.manifesto { padding: 96px 0; }
.manifesto-inner { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.manifesto-text { max-width: 680px; }
.manifesto-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.manifesto-quote {
  font-size: 26px;
  font-weight: 500;
  line-height: 1.4;
  color: var(--fg);
  letter-spacing: -0.5px;
  margin-bottom: 28px;
  border-left: 2px solid var(--accent);
  padding-left: 24px;
  font-style: normal;
}
.manifesto-body {
  font-size: 16px;
  line-height: 1.8;
  color: var(--fg-muted);
}

/* === CLOSING === */
.closing {
  padding: 96px 0;
  border-top: 1px solid var(--border);
  text-align: center;
  background: linear-gradient(180deg, transparent, rgba(0,212,170,0.03));
}
.closing-inner { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.closing-headline {
  font-size: clamp(36px, 4.5vw, 60px);
  font-weight: 700;
  letter-spacing: -2px;
  line-height: 1.1;
  color: var(--fg);
  margin-bottom: 20px;
}
.closing-sub {
  font-size: 16px;
  color: var(--fg-muted);
  margin-bottom: 32px;
}
.closing-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}
.cb {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-muted);
}

/* === FOOTER === */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--fg);
}
.footer-note {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fg-muted);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; padding-top: 40px; }
  .hero-headline { font-size: 40px; letter-spacing: -1px; }
  .code-window-body { overflow-x: auto; }
  .cp-steps { flex-direction: column; gap: 24px; }
  .cp-connector { display: none; }
  .features-grid { grid-template-columns: 1fr; }
  .metrics-row { flex-direction: column; gap: 32px; }
  .metric-sep { width: 60px; height: 1px; }
  .manifesto-quote { font-size: 20px; }
  .closing-headline { font-size: 36px; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .hero { padding: 80px 0 60px; }
  .hero-inner { padding: 0 20px; }
  .cp-inner, .features-inner, .metrics-inner, .manifesto-inner, .closing-inner, .footer-inner { padding: 0 20px; }
  .feat { padding: 28px 24px; }
  .metric { padding: 16px 20px; }
  .metric-val { font-size: 40px; }
}