/* Landing page (Subtii story-first narrative, option 2a/2c). Relies on
   tokens + base type/components from ds.css. */

.nav a { padding: 0 var(--space-1); }
.nav-cta { margin-left: var(--space-2); }

main { max-width: 1180px; margin: 0 auto; padding: 0 var(--space-4); }

.hero {
  display: grid; grid-template-columns: 1.15fr 0.85fr; gap: var(--space-8);
  padding: var(--space-8) 0; border-bottom: 2px solid var(--color-divider);
}
.hero h1 { font-size: 52px; line-height: 1.08; letter-spacing: -0.02em; max-width: 16em; }
.hero h1 span { display: block; }
.hero-sub { font-size: 17px; line-height: 1.7; max-width: 34em; color: color-mix(in srgb, var(--color-text) 78%, transparent); margin-top: var(--space-4); }
.hero-cta-row { display: flex; align-items: center; gap: var(--space-3); margin-top: var(--space-6); flex-wrap: wrap; }
.hero-cta { font-size: 16px; padding: var(--space-3) var(--space-6); }
.hero-trust { display: flex; gap: var(--space-3); margin-top: var(--space-4); font-size: 12px; color: color-mix(in srgb, var(--color-text) 60%, transparent); }

.hero-preview { display: flex; flex-direction: column; gap: var(--space-3); padding-top: var(--space-2); }
.preview-card { border: 2px solid var(--color-divider); display: flex; flex-direction: column; min-height: 220px; }
.preview-topbar { display: flex; align-items: center; justify-content: space-between; padding: var(--space-2) var(--space-3); border-bottom: 2px solid var(--color-divider); }
.preview-live { color: var(--color-accent-700); font-weight: 600; }
.preview-body { flex: 1; padding: var(--space-4); display: flex; flex-direction: column; justify-content: flex-end; gap: var(--space-2); }
.preview-original { font-size: 14px; line-height: 1.6; color: color-mix(in srgb, var(--color-text) 65%, transparent); }
.preview-translation { font-size: 23px; line-height: 1.4; font-weight: 800; }
.caret { display: inline-block; width: 3px; height: 0.9em; background: var(--color-accent); margin-left: 3px; vertical-align: -2px; animation: caret 1s step-end infinite; }
@keyframes caret { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

.usecases {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px;
  background: var(--color-divider); border-bottom: 2px solid var(--color-divider);
}
.usecase-card { background: var(--color-bg); padding: var(--space-6); }
.usecase-card p { font-size: 14px; color: color-mix(in srgb, var(--color-text) 75%, transparent); margin: 0; }

.how { padding: var(--space-8) 0; border-bottom: 2px solid var(--color-divider); }
.how-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); margin-top: var(--space-6); }
.how-step { border-top: 2px solid var(--color-text); padding-top: var(--space-3); }
.step-num { font-size: 13px; color: var(--color-accent-700); font-weight: 600; margin-bottom: var(--space-2); }
.how-step p { font-size: 14px; color: color-mix(in srgb, var(--color-text) 75%, transparent); margin: 0; }

.pricing { padding: var(--space-8) 0; border-bottom: 2px solid var(--color-divider); }
.pricing-head { margin-bottom: var(--space-6); }
/* .pricing-tiers/.pricing-tier* themselves live in ds.css now — host's top-up
   step 1 reuses the exact same classes (see host.html/host.css) instead of
   its own copy. */
.pricing-detail { display: flex; gap: var(--space-8); margin-top: var(--space-6); align-items: flex-start; flex-wrap: wrap; }
.pricing-formula { flex: 1; min-width: 240px; }
.formula { font-size: 19px; font-weight: 600; color: var(--color-accent-700); }
.formula + .formula { margin-top: 4px; }
.pricing-formula p { font-size: 14px; color: color-mix(in srgb, var(--color-text) 75%, transparent); margin: var(--space-2) 0 0; }
.pricing-table { flex: 1; min-width: 240px; }

.closer { background: var(--color-accent); color: var(--color-bg); padding: var(--space-8) var(--space-4); margin: 0 calc(-1 * var(--space-4)); text-align: center; }
.closer h2 { font-size: 44px; max-width: 20em; margin: 0 auto; }
.closer-row { display: flex; align-items: center; justify-content: center; gap: var(--space-4); margin-top: var(--space-6); flex-wrap: wrap; }
.closer-btn { background: var(--color-bg); color: var(--color-text); font-size: 16px; padding: var(--space-3) var(--space-6); }
.closer-note { font-size: 14px; font-weight: 600; background: var(--color-bg); color: var(--color-text); padding: 6px 12px; }

@media (max-width: 720px) {
  .nav { flex-wrap: wrap; }
  .nav a:not(.btn) { display: none; }
  .hero { grid-template-columns: 1fr; padding: var(--space-6) 0; }
  .hero h1 { font-size: 34px; }
  .usecases { grid-template-columns: 1fr; }
  .how-steps { grid-template-columns: 1fr; }
  .pricing-detail { flex-direction: column; }
  .closer h2 { font-size: 28px; }
}