/* === BASE RESET & TOKENS === */
:root {
  --bg: #0d1117;
  --surface: #161b22;
  --surface-raised: #1c2128;
  --border: #30363d;
  --text-primary: #f0f6fc;
  --text-secondary: #8b949e;
  --text-muted: #6e7681;
  --accent: #b8ff57;
  --accent-dim: rgba(184, 255, 87, 0.12);
  --tag-reframe: #7c6af7;
  --tag-probe: #0ea5e9;
  --tag-validate: #10b981;
  --tag-anchor: #f59e0b;
  --tag-question: #ec4899;
  --tag-deadline: #ef4444;
}

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

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

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: 'IBM Plex Sans', sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* === NAVIGATION === */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 48px;
  border-bottom: 1px solid var(--border);
}

.nav-brand {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--accent);
  letter-spacing: -0.02em;
}

.nav-tagline {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-link {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
  font-family: 'IBM Plex Sans', sans-serif;
}
.nav-link:hover { color: var(--text-primary); }

/* === HERO === */
.hero {
  padding: 80px 48px 96px;
  max-width: 1400px;
  margin: 0 auto;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
  background: var(--accent-dim);
  padding: 6px 14px;
  border-radius: 4px;
  border: 1px solid rgba(184, 255, 87, 0.2);
}

.hero-headline {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 24px;
}

.hero-cta {
  display: inline-block;
  background: var(--accent);
  color: #0d1117;
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 12px 22px;
  border-radius: 8px;
  text-decoration: none;
  margin-bottom: 48px;
  transition: opacity 0.2s;
}
.hero-cta:hover { opacity: 0.85; }

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}

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

.stat-num {
  font-family: 'Syne', sans-serif;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--accent);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
  line-height: 1.3;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* === CARD MOCKUP === */
.card-mockup {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5), 0 0 0 1px rgba(184, 255, 87, 0.08);
}

.card-mockup-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: rgba(184, 255, 87, 0.06);
  border-bottom: 1px solid var(--border);
}

.card-mockup-icon {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

.card-mockup-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.card-objection {
  padding: 16px 20px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.9rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.card-responses {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.card-response {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
}

.card-response p {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-top: 8px;
}

.response-tag {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 3px;
}

.response-tag.reframe { background: rgba(124, 106, 247, 0.15); color: #a89cf8; }
.response-tag.probe { background: rgba(14, 165, 233, 0.15); color: #38bdf8; }
.response-tag.validate { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.response-tag.anchor { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.response-tag.question { background: rgba(236, 72, 153, 0.15); color: #f472b6; }
.response-tag.deadline { background: rgba(239, 68, 68, 0.15); color: #f87171; }

.card-footer-label {
  padding: 10px 16px;
  font-size: 0.7rem;
  color: var(--text-muted);
  text-align: center;
  border-top: 1px solid var(--border);
  letter-spacing: 0.04em;
}

/* === SECTION SHARED === */
.section-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-headline {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 56px;
}

/* === HOW IT WORKS === */
.how-it-works {
  padding: 80px 48px;
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  max-width: 1200px;
}

.step {
  position: relative;
}

.step-num {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.step-icon {
  margin-bottom: 20px;
}

.step h3 {
  font-family: 'Syne', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.step p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* === OBJECTION CARDS SECTION === */
.objection-cards-section {
  padding: 80px 48px;
  border-top: 1px solid var(--border);
}

.sample-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1200px;
}

.sample-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.sample-card-tag {
  padding: 8px 16px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border-bottom: 1px solid var(--border);
}

.sample-objection {
  padding: 16px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.85rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  font-style: italic;
}

.sample-response {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
}

.sample-response:last-child {
  border-bottom: none;
}

.sample-response p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-top: 6px;
}

/* === CATEGORIES === */
.categories-section {
  padding: 80px 48px;
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.categories-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  max-width: 900px;
}

.category-pill {
  padding: 10px 18px;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: border-color 0.2s, color 0.2s;
}

.category-pill:hover {
  border-color: var(--accent);
  color: var(--text-primary);
}

/* === CLOSING === */
.closing-section {
  padding: 120px 48px;
  border-top: 1px solid var(--border);
}

.closing-inner {
  max-width: 800px;
}

.closing-headline {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 28px;
}

.closing-sub {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 600px;
}

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

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-brand {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--accent);
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.footer-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 8px;
}

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero { padding: 48px 24px 64px; }
  .how-it-works { padding: 48px 24px; }
  .steps-grid { grid-template-columns: 1fr; gap: 32px; }
  .objection-cards-section { padding: 48px 24px; }
  .sample-cards { grid-template-columns: 1fr; }
  .categories-section { padding: 48px 24px; }
  .closing-section { padding: 64px 24px; }
  .nav { padding: 20px 24px; }
}

@media (max-width: 600px) {
  .hero-stats { flex-wrap: wrap; gap: 16px; }
  .nav-tagline { display: none; }
}