/* ============================================
   TradeStack — Pricing Page Styles
   Depends on theme.css for CSS variables and
   base typography. Does NOT define global styles.
   ============================================ */

/* ---- NAV ---- */
.pricing-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 0 var(--space-2xl);
}

.pricing-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  max-width: 1200px;
  margin: 0 auto;
}

.nav-brand {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--fg);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-link {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--fg-muted);
  text-decoration: none;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: color 0.15s;
}

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

.nav-cta {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--bg);
  background: var(--accent);
  text-decoration: none;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.45rem 1.1rem;
  transition: background 0.15s;
}

.nav-cta:hover { background: var(--accent-dim); }

/* ---- HERO ---- */
.pricing-hero {
  padding: var(--space-3xl) var(--space-2xl) var(--space-2xl);
  border-bottom: 1px solid var(--border);
  text-align: center;
}

.pricing-hero-inner {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
}

/* Trade selector */
.trade-selector {
  display: flex;
  gap: 0;
  border: 1px solid var(--border);
  background: var(--bg-alt);
}

.trade-btn {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-muted);
  background: transparent;
  border: none;
  padding: 0.55rem 1.5rem;
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
}

.trade-btn.active {
  background: var(--accent);
  color: var(--bg);
}

.trade-btn:not(.active):hover { color: var(--fg); }

.pricing-headline {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 700;
  line-height: 1.08;
  color: var(--fg);
  margin: 0;
}

.pricing-headline em {
  font-style: normal;
  color: var(--accent);
}

.pricing-sub {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 600px;
  margin: 0;
}

/* ---- TIERS ---- */
.pricing-tiers {
  padding: var(--space-2xl) var(--space-2xl);
  border-bottom: 1px solid var(--border);
}

.pricing-tiers-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.tiers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.tier-card {
  background: var(--bg-alt);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  position: relative;
}

.tier-card.tier-featured {
  background: var(--bg-card);
  /* Subtle accent glow at top */
  box-shadow: inset 0 3px 0 var(--accent);
}

.tier-badge {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(201, 123, 61, 0.1);
  padding: 0.25rem 0.65rem;
  display: inline-block;
  width: fit-content;
}

.tier-header { display: flex; flex-direction: column; gap: 0.4rem; }

.tier-name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-muted);
}

.tier-price {
  display: flex;
  align-items: baseline;
  gap: 0.3rem;
}

.price-amount {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--fg);
  line-height: 1;
}

.price-unit {
  font-size: 0.875rem;
  color: var(--fg-muted);
}

.tier-fleet {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.tier-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  flex: 1;
}

.tier-features li {
  font-size: 0.9rem;
  color: var(--fg-muted);
  padding-left: 1.1rem;
  position: relative;
  line-height: 1.45;
}

.tier-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 4px;
  height: 4px;
  background: var(--accent);
  border-radius: 50%;
}

.tier-cta-wrap {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.tier-trial {
  font-size: 0.78rem;
  color: var(--fg-muted);
  text-align: center;
}

.coming-soon {
  font-size: 0.7rem;
  color: var(--accent);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-left: 0.3rem;
  background: rgba(201, 123, 61, 0.1);
  padding: 0.1rem 0.35rem;
}

/* ---- BUTTONS ---- */
.btn-primary {
  display: block;
  text-align: center;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--accent);
  text-decoration: none;
  padding: 0.8rem 1.4rem;
  transition: background 0.15s;
}

.btn-primary:hover { background: var(--accent-dim); }

.btn-secondary {
  display: block;
  text-align: center;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  background: transparent;
  border: 1px solid var(--border);
  text-decoration: none;
  padding: 0.75rem 1.4rem;
  transition: color 0.15s, border-color 0.15s;
}

.btn-secondary:hover { color: var(--fg); border-color: var(--fg-muted); }

.btn-large { padding: 1rem 2rem; font-size: 1rem; }

/* ---- COMPARISON ---- */
.comparison {
  padding: var(--space-3xl) var(--space-2xl);
  border-bottom: 1px solid var(--border);
  background: var(--bg-alt);
}

.comparison-inner {
  max-width: 900px;
  margin: 0 auto;
}

.comparison-inner h2 {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: var(--space-2xl);
  line-height: 1.15;
  margin-top: var(--space-md);
}

.comparison-table-wrap {
  overflow-x: auto;
  margin-bottom: var(--space-md);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--border);
}

.comparison-table th,
.comparison-table td {
  padding: 0.9rem 1.2rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.comparison-table th {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  background: var(--bg);
}

.comparison-table td { color: var(--fg-muted); background: var(--bg-alt); }

.col-feature { width: 32%; }
.col-ts { width: 22%; }
.col-comp { width: 23%; }

.col-ts { background: rgba(201, 123, 61, 0.04) !important; border-left: 1px solid var(--border); border-right: 1px solid var(--border); }

th.col-ts {
  color: var(--accent) !important;
  background: rgba(201, 123, 61, 0.08) !important;
}

.row-label {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg) !important;
  background: var(--bg) !important;
}

.highlight { color: var(--fg) !important; }
.check { color: var(--accent); font-weight: 700; }

.comparison-note {
  font-size: 0.78rem;
  color: var(--fg-muted);
  font-style: italic;
}

/* ---- FAQ ---- */
.faq {
  padding: var(--space-3xl) var(--space-2xl);
  border-bottom: 1px solid var(--border);
}

.faq-inner { max-width: 900px; margin: 0 auto; }

.faq-inner h2 {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: var(--space-2xl);
  margin-top: var(--space-md);
}

.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.faq-item {
  border: 1px solid var(--border);
  padding: var(--space-lg);
  background: var(--bg-alt);
}

.faq-q {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.faq-a {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ---- BOTTOM CTA ---- */
.pricing-cta {
  padding: var(--space-3xl) var(--space-2xl);
  background: var(--bg-alt);
  text-align: center;
}

.pricing-cta-inner {
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
}

.pricing-cta h2 {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--fg);
  line-height: 1.1;
}

.pricing-cta p {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

.cta-buttons {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
}

/* Footer nav links */
.footer-nav-link {
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  margin-left: var(--space-md);
}

.footer-nav-link:hover { color: var(--fg); }

/* ---- RESPONSIVE ---- */
@media (max-width: 900px) {
  .tiers-grid {
    grid-template-columns: 1fr;
  }

  .faq-grid {
    grid-template-columns: 1fr;
  }

  .pricing-nav {
    padding: 0 var(--space-lg);
  }

  .pricing-hero,
  .pricing-tiers,
  .comparison,
  .faq,
  .pricing-cta {
    padding-left: var(--space-lg);
    padding-right: var(--space-lg);
  }
}

@media (max-width: 600px) {
  .cta-buttons {
    flex-direction: column;
    width: 100%;
  }

  .btn-large { width: 100%; }

  .pricing-headline { font-size: 2.2rem; }

  .comparison-table th,
  .comparison-table td {
    padding: 0.65rem 0.75rem;
    font-size: 0.82rem;
  }

  .nav-links { gap: var(--space-md); }
}