/* AirGap Studio / FolderChat — shared marketing site styles */
:root {
  --navy-deep: #0a0e1a;
  --navy: #0f1628;
  --navy-light: #151d35;
  --navy-card: #121a30;
  --cyan: #00d4ff;
  --cyan-dim: #00a8cc;
  --cyan-glow: rgba(0, 212, 255, 0.15);
  --cyan-glow-strong: rgba(0, 212, 255, 0.25);
  --teal: #00c9a7;
  --white: #e8edf5;
  --white-dim: #8a94a8;
  --white-muted: #4a5568;
  --border: rgba(0, 212, 255, 0.12);
  --border-strong: rgba(0, 212, 255, 0.3);
  --gold: #f5c842;
  --enterprise-accent: #a78bfa;
}

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

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--navy-deep);
  color: var(--white);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ═══ NAV ═══ */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 3rem;
  border-bottom: 1px solid var(--border);
  background: rgba(10, 14, 26, 0.85);
  backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  z-index: 100;
}
nav .logo {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: -0.02em;
  text-decoration: none;
}
nav .logo span { color: var(--white); }
.nav-links { display: flex; gap: 2rem; align-items: center; }
.nav-links a {
  color: var(--white-dim);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--cyan); }

/* ═══ HERO ═══ */
.hero {
  text-align: center;
  padding: 5rem 2rem 3rem;
  position: relative;
}
.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, var(--cyan-glow) 0%, transparent 70%);
  pointer-events: none;
}
.hero h1 {
  font-size: 2.8rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 1rem;
  position: relative;
}
.hero h1 em {
  font-style: normal;
  color: var(--cyan);
}
.hero p {
  font-size: 1.1rem;
  color: var(--white-dim);
  max-width: 600px;
  margin: 0 auto 1.5rem;
  line-height: 1.6;
}
.badge {
  display: inline-block;
  background: var(--cyan-glow);
  color: var(--cyan);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.35rem 0.9rem;
  border-radius: 100px;
  border: 1px solid var(--border-strong);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

/* ═══ CARDS (product outcomes, home highlight) ═══ */
.card {
  background: var(--navy-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.25rem 2rem;
  position: relative;
  transition: border-color 0.3s, transform 0.3s;
}
.card:hover {
  border-color: var(--border-strong);
  transform: translateY(-4px);
}
.card.featured {
  border-color: var(--cyan-dim);
  box-shadow: 0 0 40px var(--cyan-glow), inset 0 1px 0 rgba(0,212,255,0.15);
}
.card.enterprise {
  border-color: rgba(167, 139, 250, 0.25);
}
.card.enterprise:hover {
  border-color: rgba(167, 139, 250, 0.45);
}
.card-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--cyan), var(--cyan-dim));
  color: var(--navy-deep);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.3rem 1rem;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.tier-name {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--white-dim);
  margin-bottom: 0.75rem;
}
.card.featured .tier-name { color: var(--cyan); }
.card.enterprise .tier-name { color: var(--enterprise-accent); }
.price {
  font-size: 2.6rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 0.25rem;
}
.price .period {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--white-dim);
}
.price-note {
  font-size: 0.8rem;
  color: var(--white-muted);
  margin-bottom: 1.5rem;
}
.card-desc {
  font-size: 0.9rem;
  color: var(--white-dim);
  line-height: 1.55;
  margin-bottom: 1.75rem;
  min-height: 3.1rem;
}
.features-list {
  list-style: none;
  margin-bottom: 2rem;
}
.features-list li {
  font-size: 0.88rem;
  color: var(--white);
  padding: 0.55rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  line-height: 1.4;
}
.features-list li:last-child { border-bottom: none; }
.check {
  color: var(--teal);
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
  margin-top: 1px;
}
.card.enterprise .check { color: var(--enterprise-accent); }

/* ═══ CTA BUTTONS ═══ */
.cta-btn {
  display: inline-block;
  padding: 0.85rem 1.5rem;
  border: none;
  border-radius: 10px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  transition: all 0.25s;
}
.cta-btn.block { display: block; width: 100%; }
.cta-primary {
  background: linear-gradient(135deg, var(--cyan), var(--cyan-dim));
  color: var(--navy-deep);
}
.cta-primary:hover {
  filter: brightness(1.1);
  transform: scale(1.02);
}
.cta-secondary {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--cyan);
}
.cta-secondary:hover {
  background: var(--cyan-glow);
  border-color: var(--cyan);
}
.cta-free {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--cyan);
}
.cta-free:hover {
  background: var(--cyan-glow);
  border-color: var(--cyan);
}
.cta-teams {
  background: linear-gradient(135deg, var(--cyan), var(--cyan-dim));
  color: var(--navy-deep);
}
.cta-teams:hover {
  filter: brightness(1.1);
  transform: scale(1.02);
}
.cta-enterprise {
  background: transparent;
  border: 1px solid rgba(167,139,250,0.35);
  color: var(--enterprise-accent);
}
.cta-enterprise:hover {
  background: rgba(167,139,250,0.1);
  border-color: var(--enterprise-accent);
}

/* ═══ PRICING GRID ═══ */
.pricing-section { padding: 2rem 2rem 5rem; }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 1100px;
  margin: 0 auto;
  align-items: start;
}

/* ═══ SECTION BLOCKS (product page) ═══ */
.section {
  max-width: 900px;
  margin: 0 auto;
  padding: 3rem 2rem;
}
.section h2 {
  font-size: 1.8rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}
.section .subtitle {
  text-align: center;
  color: var(--white-dim);
  font-size: 0.95rem;
  margin-bottom: 2rem;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}
.outcomes-grid,
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}
.outcome-card,
.benefit-item {
  background: var(--navy-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  transition: border-color 0.2s;
}
.outcome-card:hover,
.benefit-item:hover {
  border-color: var(--border-strong);
}
.outcome-card h3,
.benefit-item strong {
  font-size: 1rem;
  color: var(--cyan);
  margin-bottom: 0.5rem;
}
.outcome-card p,
.benefit-item {
  font-size: 0.9rem;
  color: var(--white-dim);
  line-height: 1.55;
}
.industry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}
.industry-block {
  background: var(--navy-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
}
.industry-block h3 {
  font-size: 1.1rem;
  color: var(--cyan);
  margin-bottom: 0.75rem;
}
.industry-block p {
  font-size: 0.9rem;
  color: var(--white-dim);
  line-height: 1.6;
  margin-bottom: 0.75rem;
}
.industry-block ul {
  font-size: 0.85rem;
  color: var(--white-dim);
  padding-left: 1.25rem;
  line-height: 1.5;
}
.scope-note {
  text-align: center;
  font-size: 0.9rem;
  color: var(--white-muted);
  max-width: 640px;
  margin: 2rem auto;
  line-height: 1.6;
}
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-top: 2rem;
}

/* ═══ COMPARISON TABLE ═══ */
.comparison-section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 3rem 2rem 5rem;
}
.comparison-section h2 {
  font-size: 1.8rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}
.comparison-section .subtitle {
  text-align: center;
  color: var(--white-dim);
  font-size: 0.95rem;
  margin-bottom: 2.5rem;
}
.comp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}
.comp-table thead th {
  text-align: left;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--border-strong);
  font-weight: 600;
  color: var(--white-dim);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}
.comp-table thead th:not(:first-child) { text-align: center; }
.comp-table thead th.col-free { color: var(--white-dim); }
.comp-table thead th.col-teams { color: var(--cyan); }
.comp-table thead th.col-ent { color: var(--enterprise-accent); }
.comp-table tbody td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  color: var(--white);
}
.comp-table tbody td:not(:first-child) { text-align: center; }
.comp-table .section-row td {
  padding-top: 1.4rem;
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cyan-dim);
  border-bottom: 1px solid var(--border);
}
.comp-table .yes { color: var(--teal); }
.comp-table .no { color: var(--white-muted); }
.comp-table .detail { color: var(--white-dim); font-size: 0.82rem; }

/* ═══ FAQ ═══ */
.faq-section {
  max-width: 760px;
  margin: 0 auto;
  padding: 2rem 2rem 5rem;
}
.faq-section h2 {
  font-size: 1.8rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 2rem;
  letter-spacing: -0.02em;
}
.faq-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 0.75rem;
  overflow: hidden;
  background: var(--navy-card);
}
.faq-q {
  padding: 1.1rem 1.25rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: 0.95rem;
  user-select: none;
  transition: color 0.2s;
}
.faq-q:hover { color: var(--cyan); }
.faq-q .arrow {
  font-size: 1.1rem;
  transition: transform 0.25s;
  color: var(--white-muted);
}
.faq-item.open .faq-q .arrow { transform: rotate(180deg); color: var(--cyan); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.faq-a-inner {
  padding: 0 1.25rem 1.25rem;
  font-size: 0.9rem;
  color: var(--white-dim);
  line-height: 1.6;
}

/* ═══ LICENSE ═══ */
.license-section {
  max-width: 860px;
  margin: 0 auto;
  padding: 3rem 2rem 5rem;
}
.license-section h2 {
  font-size: 1.8rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}
.license-section .subtitle {
  text-align: center;
  color: var(--white-dim);
  font-size: 0.95rem;
  margin-bottom: 2.5rem;
}
.license-box {
  background: var(--navy-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.5rem;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--white-dim);
  max-height: 600px;
  overflow-y: auto;
}
.license-box::-webkit-scrollbar { width: 6px; }
.license-box::-webkit-scrollbar-track { background: transparent; }
.license-box::-webkit-scrollbar-thumb { background: var(--white-muted); border-radius: 3px; }
.license-box h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin: 1.75rem 0 0.5rem;
}
.license-box h3:first-child { margin-top: 0; }
.license-box h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--cyan-dim);
  margin: 1.25rem 0 0.4rem;
}
.license-box p { margin-bottom: 0.6rem; }
.license-box ul {
  margin: 0.4rem 0 0.8rem 1.5rem;
}
.license-box ul li { margin-bottom: 0.3rem; }
.license-box .eff-date {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: var(--white-muted);
  margin-bottom: 1.25rem;
}
.license-box strong { color: var(--white); }

/* ═══ FOOTER ═══ */
footer {
  text-align: center;
  padding: 2.5rem 2rem;
  border-top: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--white-muted);
}
footer a { color: var(--cyan-dim); text-decoration: none; }
footer a:hover { color: var(--cyan); }

/* ═══ RESPONSIVE ═══ */
@media (max-width: 900px) {
  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
  .hero h1 { font-size: 2rem; }
  nav { padding: 1rem 1.5rem; }
  .nav-links { gap: 1rem; }
  .comp-table { font-size: 0.8rem; }
  .outcomes-grid,
  .benefits-grid { grid-template-columns: 1fr; }
  .industry-grid { grid-template-columns: 1fr; }
}