/* ============================================
   FLIPVAULT — INSTITUTIONAL DARK THEME
   ============================================ */

:root {
  --bg: #0D1117;
  --surface: #161B22;
  --surface-raised: #1C2128;
  --border: #21262D;
  --border-light: #30363D;
  --fg: #FFFFFF;
  --fg-muted: #8B949E;
  --fg-subtle: #484F58;
  --accent: #00E5FF;
  --accent-dim: rgba(0, 229, 255, 0.12);
  --accent-darker: rgba(0, 229, 255, 0.06);
  --locked: #F85149;
  --locked-bg: rgba(248, 81, 73, 0.1);
  --available: #3FB950;
  --available-bg: rgba(63, 185, 80, 0.1);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --radius: 8px;
  --radius-lg: 12px;
}

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

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

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

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  height: 60px;
  background: rgba(13, 17, 23, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

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

.brand-mark {
  font-size: 20px;
  color: var(--accent);
}

.brand-name {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 13px;
  font-weight: 500;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--fg);
}

/* ===== HERO (VAULT) ===== */
.vault {
  padding: 140px 40px 80px;
  max-width: 1100px;
  margin: 0 auto;
}

.vault-header {
  margin-bottom: 24px;
}

.vault-label {
  display: flex;
  align-items: center;
  gap: 16px;
}

.label-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(0, 229, 255, 0.2);
  padding: 4px 10px;
  border-radius: 4px;
}

.asset-count {
  font-size: 13px;
  color: var(--fg-muted);
}

.vault-table-wrapper {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--surface);
}

.vault-table {
  width: 100%;
  border-collapse: collapse;
}

.vault-table thead tr {
  background: var(--surface-raised);
  border-bottom: 1px solid var(--border);
}

.vault-table th {
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
  padding: 12px 20px;
}

.vault-table td {
  padding: 16px 20px;
  font-size: 14px;
  border-bottom: 1px solid var(--border);
  color: var(--fg);
}

.vault-table tr:last-child td {
  border-bottom: none;
}

.vault-table tr:hover td {
  background: rgba(255,255,255,0.02);
}

.mono {
  font-family: var(--font-mono);
  font-size: 13px;
}

.asset-name {
  font-weight: 600;
  font-size: 14px;
}

.mrr {
  color: var(--accent);
  font-weight: 600;
}

.badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 4px 8px;
  border-radius: 4px;
}

.badge.locked {
  background: var(--locked-bg);
  color: var(--locked);
  border: 1px solid rgba(248, 81, 73, 0.2);
}

.badge.available {
  background: var(--available-bg);
  color: var(--available);
  border: 1px solid rgba(63, 185, 80, 0.2);
}

.locked-cell {
  color: var(--fg-subtle);
}

/* Blur overlay */
.vault-blur-overlay {
  position: relative;
  margin-top: -2px;
  padding: 32px 20px;
  background: linear-gradient(to bottom, transparent, var(--surface) 30%);
}

.blur-message {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--fg-muted);
  font-size: 13px;
}

.blur-message svg {
  flex-shrink: 0;
  color: var(--fg-subtle);
}

.blur-message p {
  max-width: 400px;
  text-align: center;
  line-height: 1.5;
}

/* Vault CTA */
.vault-cta {
  margin-top: 40px;
  text-align: center;
}

.vault-cta-sub {
  font-size: 13px;
  color: var(--fg-muted);
  margin-bottom: 20px;
}

.cta-button {
  display: inline-block;
  padding: 14px 32px;
  background: var(--accent);
  color: #000;
  font-weight: 700;
  font-size: 14px;
  border-radius: var(--radius);
  text-decoration: none;
  transition: all 0.2s;
}

.cta-button:hover {
  background: #33EAFF;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(0, 229, 255, 0.25);
}

/* ===== SECTIONS ===== */
.section-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
}

.section-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--fg-muted);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 20px;
}

.section-body {
  font-size: 16px;
  color: var(--fg-muted);
  max-width: 560px;
  line-height: 1.7;
}

/* ===== ASSET DIRECTORY ===== */
.directory {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 48px;
}

.feature-card {
  background: var(--surface);
  padding: 32px;
  transition: background 0.2s;
}

.feature-card:hover {
  background: var(--surface-raised);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--accent-darker);
  border: 1px solid rgba(0, 229, 255, 0.15);
  border-radius: var(--radius);
  color: var(--accent);
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.feature-card p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* ===== PROCESS ===== */
.process {
  padding: 100px 0;
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.process-grid {
  display: flex;
  align-items: center;
  gap: 0;
  margin-top: 60px;
}

.process-step {
  flex: 1;
  padding: 40px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.process-connector {
  flex-shrink: 0;
  padding: 0 20px;
  display: flex;
  align-items: center;
}

.step-number {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.process-step h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.process-step p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.6;
  margin-bottom: 24px;
}

.step-detail {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.detail-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
}

.detail-value {
  font-size: 13px;
  color: var(--fg);
  font-family: var(--font-mono);
}

/* ===== MANIFESTO ===== */
.manifesto {
  padding: 100px 0;
  border-top: 1px solid var(--border);
  background: var(--bg);
}

.manifesto-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
}

.manifesto-quote {
  font-size: clamp(22px, 3.5vw, 36px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.25;
  color: var(--fg);
  margin-bottom: 64px;
  font-style: normal;
}

.manifesto-stats {
  display: flex;
  align-items: center;
  gap: 48px;
}

.stat-item {}

.stat-value {
  font-size: 36px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.03em;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 13px;
  color: var(--fg-muted);
}

.stat-divider {
  width: 1px;
  height: 48px;
  background: var(--border);
}

/* ===== PRICING ===== */
.pricing {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}

.pricing-card {
  max-width: 480px;
  margin: 48px auto 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.pricing-header {
  padding: 32px 36px 28px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-raised);
}

.pricing-tier {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--fg-muted);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 8px;
}

.price-amount {
  font-size: 52px;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--fg);
  line-height: 1;
}

.price-period {
  font-size: 16px;
  color: var(--fg-muted);
  font-weight: 500;
}

.pricing-note {
  font-size: 13px;
  color: var(--fg-muted);
}

.pricing-features {
  padding: 28px 36px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  border-bottom: 1px solid var(--border);
}

.pricing-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: var(--fg);
}

.pricing-feature svg {
  flex-shrink: 0;
}

.pricing-cta {
  padding: 28px 36px;
}

.pricing-button {
  display: block;
  width: 100%;
  padding: 16px;
  background: var(--accent);
  color: #000;
  font-weight: 700;
  font-size: 15px;
  border-radius: var(--radius);
  text-decoration: none;
  text-align: center;
  transition: all 0.2s;
}

.pricing-button:hover {
  background: #33EAFF;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(0, 229, 255, 0.25);
}

.pricing-disclaimer {
  font-size: 12px;
  color: var(--fg-subtle);
  text-align: center;
  margin-top: 12px;
}

/* Social proof bar */
.social-proof {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  margin-top: 60px;
  padding: 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.proof-stat {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 4px;
}

.proof-label {
  font-size: 12px;
  color: var(--fg-muted);
}

.proof-divider {
  width: 1px;
  height: 36px;
  background: var(--border);
}

/* ===== CLOSING ===== */
.closing {
  padding: 120px 0;
  border-top: 1px solid var(--border);
}

.closing-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
  text-align: center;
}

.closing-headline {
  font-size: clamp(28px, 5vw, 52px);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: 24px;
}

.closing-sub {
  font-size: 17px;
  color: var(--fg-muted);
  max-width: 520px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

.closing-cta {
  display: inline-block;
  padding: 16px 40px;
  background: var(--accent);
  color: #000;
  font-weight: 700;
  font-size: 15px;
  border-radius: var(--radius);
  text-decoration: none;
  transition: all 0.2s;
}

.closing-cta:hover {
  background: #33EAFF;
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0, 229, 255, 0.3);
}

/* ===== FOOTER ===== */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.footer-meta p {
  font-size: 13px;
  color: var(--fg-muted);
  margin-bottom: 4px;
}

.footer-legal {
  font-size: 12px;
  color: var(--fg-subtle);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .navbar {
    padding: 0 20px;
  }
  .nav-links {
    display: none;
  }
  .vault {
    padding: 100px 20px 60px;
  }
  .section-inner {
    padding: 0 20px;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .process-grid {
    flex-direction: column;
    gap: 16px;
  }
  .process-connector {
    display: none;
  }
  .manifesto-stats {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }
  .stat-divider {
    display: none;
  }
  .social-proof {
    flex-direction: column;
    gap: 24px;
  }
  .proof-divider {
    display: none;
  }
  .footer-inner {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
  .closing-headline br {
    display: none;
  }
}

@media (max-width: 480px) {
  .vault-table th:nth-child(4),
  .vault-table td:nth-child(4) {
    display: none;
  }
  .vault-table th:nth-child(5),
  .vault-table td:nth-child(5) {
    display: none;
  }
}