:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #16161f;
  --fg: #e8e8ed;
  --fg-muted: #8b8b99;
  --accent: #00e5a0;
  --accent-dim: rgba(0, 229, 160, 0.12);
  --accent-glow: rgba(0, 229, 160, 0.25);
  --red: #ff4d6a;
  --yellow: #ffc233;
  --green: #00e5a0;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max-w: 1120px;
}

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

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

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
}

.accent { color: var(--accent); }

/* ─── HERO ─── */
.hero {
  padding: 100px 40px 80px;
  max-width: var(--max-w);
  margin: 0 auto;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 60px;
  align-items: center;
}

.hero-tag {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 20px;
  padding: 6px 14px;
  background: var(--accent-dim);
  border-radius: 4px;
  display: inline-block;
}

.hero h1 {
  font-size: clamp(2.8rem, 5vw, 4.2rem);
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 460px;
  line-height: 1.7;
}

/* ─── TERMINAL ─── */
.terminal {
  background: var(--bg-elevated);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 40px var(--accent-glow);
}

.terminal-bar {
  background: rgba(255,255,255,0.03);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.dot.red { background: var(--red); }
.dot.yellow { background: var(--yellow); }
.dot.green { background: var(--green); }

.terminal-title {
  margin-left: 8px;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.terminal-body {
  padding: 20px;
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.82rem;
  line-height: 2;
}

.terminal-line {
  opacity: 0.85;
}

.t-time {
  color: var(--fg-muted);
  margin-right: 8px;
}

.t-event { color: var(--fg); }
.t-action { color: var(--accent); }
.t-status { color: var(--accent); }

.terminal-line.flash {
  opacity: 1;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ─── PROBLEM ─── */
.problem {
  padding: 100px 40px;
  background: var(--bg-elevated);
}

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

.problem h2 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  margin-bottom: 60px;
  max-width: 560px;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.problem-card {
  background: var(--bg);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  padding: 36px 28px;
}

.problem-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--red);
  margin-bottom: 16px;
  line-height: 1;
}

.problem-card p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ─── CAPABILITIES ─── */
.capabilities {
  padding: 100px 40px;
  max-width: var(--max-w);
  margin: 0 auto;
}

.cap-header h2 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  margin-bottom: 60px;
}

.cap-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.cap-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  padding: 36px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
  align-items: start;
}

.cap-item:last-child {
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.cap-icon {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  padding-top: 2px;
}

.cap-content h3 {
  font-size: 1.3rem;
  margin-bottom: 8px;
}

.cap-content p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  max-width: 600px;
  line-height: 1.7;
}

/* ─── METRICS ─── */
.metrics {
  padding: 100px 40px;
  background: var(--bg-elevated);
}

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

.metrics-statement {
  margin-bottom: 60px;
}

.metrics-statement h2 {
  font-size: clamp(2rem, 3.5vw, 2.6rem);
  margin-bottom: 16px;
}

.metrics-statement p {
  color: var(--fg-muted);
  font-size: 1.1rem;
  max-width: 560px;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.metric {
  background: var(--bg);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  padding: 36px 24px;
  text-align: center;
}

.metric-val {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
  line-height: 1;
}

.metric-label {
  font-size: 0.85rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-family: var(--font-display);
  font-weight: 500;
}

/* ─── CLOSING ─── */
.closing {
  padding: 120px 40px;
  text-align: center;
  max-width: var(--max-w);
  margin: 0 auto;
}

.closing h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  margin-bottom: 24px;
}

.closing-sub {
  color: var(--fg-muted);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ─── FOOTER ─── */
.site-footer {
  padding: 40px;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.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-weight: 700;
  font-size: 1.1rem;
}

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

.footer-note a {
  color: var(--fg-muted);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-note a:hover {
  color: var(--accent);
}

/* ─── MOBILE ─── */
@media (max-width: 768px) {
  .hero { padding: 60px 20px 40px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .problem { padding: 60px 20px; }
  .problem-grid { grid-template-columns: 1fr; gap: 16px; }
  .problem-card { padding: 24px 20px; }
  .problem-num { font-size: 2.4rem; }
  .capabilities { padding: 60px 20px; }
  .cap-item { grid-template-columns: 50px 1fr; gap: 16px; padding: 24px 0; }
  .metrics { padding: 60px 20px; }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .metric { padding: 24px 16px; }
  .metric-val { font-size: 2rem; }
  .closing { padding: 60px 20px; }
  .site-footer { padding: 30px 20px; }
  .terminal-body { font-size: 0.72rem; padding: 14px; }
}