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

:root {
  --bg: #0e0e0b;
  --fg: #f0ede4;
  --muted: #8a8a80;
  --accent: #d4f26a;
  --accent-dim: rgba(212, 242, 106, 0.12);
  --surface: #1a1a16;
  --surface-2: #242420;
  --border: rgba(240, 237, 228, 0.08);
  --terminal-bg: #0a0a08;
  --terminal-border: rgba(212, 242, 106, 0.2);
  --success: #4ade80;
  --serif: 'Instrument Serif', Georgia, serif;
  --sans: 'DM Sans', system-ui, sans-serif;
  --max-w: 1280px;
  --gutter: 80px;
}

html { font-size: 16px; scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ─── Nav ─── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px var(--gutter);
  background: rgba(14, 14, 11, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.brand-name {
  font-family: var(--serif);
  font-size: 1.5rem;
  color: var(--fg);
  letter-spacing: -0.02em;
}
.nav-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--muted);
  font-family: var(--sans);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.status-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px rgba(212, 242, 106, 0.6);
  animation: pulse 2.5s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ─── Hero ─── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px var(--gutter) 100px;
  position: relative;
}
.hero::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse 80% 60% at 60% 40%, rgba(212, 242, 106, 0.04) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.hero-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 24px;
  font-weight: 500;
}
.hero-headline {
  font-family: var(--serif);
  font-size: clamp(2.8rem, 5vw, 4.2rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 28px;
}
.hero-headline em {
  font-style: italic;
  color: var(--accent);
}
.hero-sub {
  font-size: 1.05rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 440px;
  font-weight: 300;
}

/* Terminal */
.terminal-window {
  background: var(--terminal-bg);
  border: 1px solid var(--terminal-border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 40px 80px rgba(0,0,0,0.6), 0 0 0 1px rgba(212,242,106,0.05);
}
.terminal-bar {
  background: var(--surface);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border);
}
.tb {
  width: 12px; height: 12px;
  border-radius: 50%;
  display: block;
}
.tb-red { background: #ff5f57; }
.tb-yellow { background: #febc2e; }
.tb-green { background: #28c840; }
.terminal-title {
  font-size: 0.72rem;
  color: var(--muted);
  margin-left: 8px;
  letter-spacing: 0.03em;
}
.terminal-body {
  padding: 24px 24px 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.tline {
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.8rem;
  color: var(--fg);
  line-height: 1.5;
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.tprompt { color: var(--accent); font-weight: 600; }
.tline-dim { color: var(--muted); padding-left: 20px; }
.tline-dim::before { content: '  └─'; color: var(--accent); opacity: 0.5; }
.tline-success { color: var(--success); }
.tline-accent { color: var(--accent); }
.highlight { color: var(--accent); }

/* ─── How It Works ─── */
.howitworks {
  padding: 100px var(--gutter);
  border-top: 1px solid var(--border);
}
.hiw-header { text-align: center; margin-bottom: 72px; }
.section-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 16px;
  font-weight: 500;
}
.section-title {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  letter-spacing: -0.02em;
  line-height: 1.2;
  max-width: 600px;
  margin: 0 auto;
}
.hiw-steps {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.hiw-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 40px;
  padding: 48px 0;
  align-items: start;
}
.step-num {
  font-family: var(--serif);
  font-size: 3.5rem;
  color: var(--accent);
  opacity: 0.25;
  line-height: 1;
  padding-top: 4px;
}
.step-title {
  font-family: var(--sans);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--fg);
  margin-bottom: 12px;
}
.step-desc {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 520px;
}
.hiw-divider {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  opacity: 0.2;
  margin-left: 40px;
}

/* ─── The Gap ─── */
.thegap {
  padding: 100px var(--gutter);
  background: var(--surface);
  border-top: 1px solid var(--border);
}
.thegap-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.thegap-body {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.8;
  margin-top: 20px;
}
.comparison-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
.comp-col {
  padding: 28px 24px;
  background: var(--surface-2);
}
.comp-old .comp-col-label, .comp-new .comp-col-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--muted);
}
.comp-item {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--fg);
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}
.comp-item:last-child { border-bottom: none; }
.comp-x { color: #ff5f57; font-size: 0.9rem; }
.comp-check { color: var(--accent); font-size: 0.9rem; }

/* ─── Manifesto ─── */
.manifesto {
  padding: 100px var(--gutter);
  border-top: 1px solid var(--border);
}
.manifesto-inner { max-width: 860px; margin: 0 auto; }
.manifesto-quote {
  font-family: var(--serif);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--fg);
  font-style: italic;
  text-align: center;
  position: relative;
  padding: 0 40px;
}
.manifesto-quote::before {
  content: '\201C';
  font-size: 5rem;
  color: var(--accent);
  opacity: 0.3;
  position: absolute;
  top: -30px;
  left: -10px;
  font-family: var(--serif);
  line-height: 1;
}

/* ─── Closing ─── */
.closing {
  padding: 100px var(--gutter) 120px;
  border-top: 1px solid var(--border);
  background: linear-gradient(to bottom, var(--bg), var(--surface));
}
.closing-inner { max-width: var(--max-w); margin: 0 auto; text-align: center; }
.closing-headline {
  font-family: var(--serif);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 24px;
}
.closing-body {
  font-size: 1rem;
  color: var(--muted);
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ─── Footer ─── */
.footer {
  padding: 48px var(--gutter);
  border-top: 1px solid var(--border);
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-tagline { font-size: 0.8rem; color: var(--muted); margin-top: 4px; }
.footer-copy { font-size: 0.75rem; color: var(--muted); opacity: 0.5; }

/* ─── Responsive ─── */
@media (max-width: 900px) {
  :root { --gutter: 28px; }
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .thegap-inner { grid-template-columns: 1fr; gap: 48px; }
  .hiw-step { grid-template-columns: 60px 1fr; gap: 24px; }
  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
}
@media (max-width: 600px) {
  .hero { padding: 100px 24px 80px; }
  .howitworks, .thegap, .manifesto, .closing { padding: 72px 24px; }
  .comp-item { font-size: 0.75rem; }
  .step-num { font-size: 2.5rem; }
}