:root {
  --bg: #100F0D;
  --surface: #1A1815;
  --surface-2: #222019;
  --amber: #E8A317;
  --amber-dim: rgba(232, 163, 23, 0.12);
  --amber-glow: rgba(232, 163, 23, 0.06);
  --text: #F0EBE1;
  --text-muted: #9C9488;
  --text-dim: #5C5650;
  --border: rgba(240, 235, 225, 0.08);
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── NAV ── */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 48px;
  border-bottom: 1px solid var(--border);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-mark {
  display: inline-block;
  width: 10px;
  height: 10px;
  background: var(--amber);
  border-radius: 2px;
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.02em;
}

.nav-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #3DBA6A;
  box-shadow: 0 0 8px rgba(61, 186, 106, 0.6);
  animation: pulse 2s ease-in-out infinite;
}

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

/* ── HERO ── */
.hero {
  padding: 64px 48px 80px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 480px;
  gap: 80px;
  align-items: center;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 28px;
}

.eyebrow-line {
  display: inline-block;
  width: 32px;
  height: 1px;
  background: var(--amber);
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
  color: var(--text);
}

.hero-headline em {
  font-style: italic;
  color: var(--amber);
}

.hero-lede {
  font-size: 17px;
  line-height: 1.65;
  color: var(--text-muted);
  max-width: 480px;
  margin-bottom: 48px;
}

.hero-proof {
  display: flex;
  gap: 40px;
}

.proof-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.proof-num {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--amber);
}

.proof-label {
  font-size: 12px;
  color: var(--text-muted);
  max-width: 120px;
  line-height: 1.4;
}

/* ── SIGNAL FEED ── */
.signal-feed {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}

.signal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.signal-title {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.signal-badge {
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #3DBA6A;
  background: rgba(61, 186, 106, 0.12);
  padding: 3px 8px;
  border-radius: 20px;
}

.signal-list {
  padding: 8px 0;
}

.signal-item {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  border-left: 3px solid transparent;
}

.signal-item:last-child {
  border-bottom: none;
}

.signal-item.signal-hot {
  border-left-color: var(--amber);
  background: var(--amber-glow);
}

.signal-item.signal-warm {
  border-left-color: rgba(232, 163, 23, 0.4);
}

.signal-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.signal-icon {
  color: var(--amber);
  font-size: 8px;
}

.signal-type {
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--amber);
  flex: 1;
}

.signal-ago {
  font-size: 11px;
  color: var(--text-dim);
}

.signal-company {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 2px;
}

.signal-detail {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
}

.signal-action {
  margin-top: 8px;
}

.action-ready {
  font-size: 11px;
  color: var(--amber);
  background: var(--amber-dim);
  padding: 3px 10px;
  border-radius: 20px;
}

.action-review {
  font-size: 11px;
  color: var(--text-muted);
  background: rgba(255,255,255,0.04);
  padding: 3px 10px;
  border-radius: 20px;
}

.action-pending {
  font-size: 11px;
  color: var(--text-dim);
  padding: 3px 10px;
}

.signal-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-dim);
  text-align: center;
}

/* ── PROBLEM ── */
.problem {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 80px 48px;
  background: var(--surface);
}

.problem-inner {
  max-width: 900px;
}

.problem-label {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 24px;
}

.problem-headline {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 60px;
  color: var(--text);
}

.problem-headline em {
  font-style: italic;
  color: var(--amber);
}

.problem-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}

.problem-col {
  padding: 32px 40px;
  border-right: 1px solid var(--border);
}

.problem-col:first-child {
  padding-left: 0;
}

.problem-col:last-child {
  border-right: none;
}

.problem-stat {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 900;
  color: var(--amber);
  letter-spacing: -0.04em;
  margin-bottom: 12px;
}

.problem-fact {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ── HOW ── */
.how {
  padding: 96px 48px;
}

.how-header {
  margin-bottom: 64px;
}

.section-label {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 16px;
}

.how-headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--text);
}

.how-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}

.how-step {
  padding: 32px;
  border-right: 1px solid var(--border);
  background: var(--surface);
}

.how-step:last-child {
  border-right: none;
}

.step-number {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--amber);
  margin-bottom: 20px;
}

.step-title {
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 12px;
  line-height: 1.3;
}

.step-body {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ── SIGNALS ── */
.signals-section {
  padding: 80px 48px;
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.signals-inner {
  max-width: 1000px;
}

.signals-label {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 40px;
}

.signals-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.signal-type-card {
  padding: 28px;
  background: var(--surface-2);
}

.signal-card-icon {
  font-size: 20px;
  color: var(--amber);
  margin-bottom: 16px;
}

.signal-card-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 8px;
}

.signal-card-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ── DIFFERENCE ── */
.difference {
  padding: 96px 48px;
  border-top: 1px solid var(--border);
}

.diff-label {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 40px;
}

.diff-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}

.diff-col {
  padding: 40px;
}

.diff-col:first-child {
  background: var(--surface);
  border-right: 1px solid var(--border);
}

.diff-col-title {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.diff-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.diff-list li {
  font-size: 15px;
  line-height: 1.5;
  padding-left: 20px;
  position: relative;
}

.diff-old li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--text-dim);
}

.diff-old li {
  color: var(--text-muted);
}

.diff-new li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--amber);
}

.diff-new li {
  color: var(--text);
}

/* ── MANIFESTO ── */
.manifesto {
  padding: 96px 48px;
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.manifesto-inner {
  max-width: 780px;
}

.manifesto-quote {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 36px;
  font-style: normal;
}

.manifesto-quote em {
  font-style: italic;
  color: var(--amber);
}

.manifesto-body {
  font-size: 17px;
  line-height: 1.75;
  color: var(--text-muted);
}

/* ── FOOTER ── */
.footer {
  padding: 48px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  align-items: center;
  gap: 24px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-tagline {
  font-size: 13px;
  color: var(--text-muted);
  flex: 1;
}

.footer-copy {
  font-size: 12px;
  color: var(--text-dim);
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero { padding: 48px 24px 64px; }
  .problem { padding: 64px 24px; }
  .problem-columns { grid-template-columns: 1fr; }
  .problem-col { border-right: none; border-bottom: 1px solid var(--border); padding: 24px 0; }
  .how { padding: 64px 24px; }
  .how-steps { grid-template-columns: 1fr; }
  .how-step { border-right: none; border-bottom: 1px solid var(--border); }
  .signals-section { padding: 64px 24px; }
  .signals-grid { grid-template-columns: 1fr; }
  .diff-grid { grid-template-columns: 1fr; }
  .diff-col:first-child { border-right: none; border-bottom: 1px solid var(--border); }
  .manifesto { padding: 64px 24px; }
  .footer { padding: 32px 24px; }
  .footer-inner { flex-wrap: wrap; }
  .nav { padding: 16px 24px; }
  .hero-proof { flex-direction: column; gap: 20px; }
  .proof-item { flex-direction: row; align-items: baseline; gap: 8px; }
}