/* Site styles — colors only via tokens.css variables. */

/* ---------- Base ---------- */

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

body {
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font-family: var(--font-ui);
  font-size: 1rem;
  line-height: 1.6;
  text-wrap: pretty;
  transition: background var(--dur-med) var(--ease-out-soft), color var(--dur-med) var(--ease-out-soft);
}

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

img, svg { display: block; }

[hidden] { display: none !important; }

a { color: var(--accent); text-decoration: none; }

:focus-visible {
  outline: var(--ring-width) solid var(--ring);
  outline-offset: 2px;
}

.container {
  max-width: 72rem;
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 100;
  background: var(--cta);
  color: var(--cta-ink);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-pill);
  transition: top var(--dur-fast) var(--ease-out-soft);
}

.skip-link:focus { top: 1rem; }

.grain {
  position: fixed;
  inset: 0;
  z-index: 90;
  pointer-events: none;
  opacity: var(--grain-opacity);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Type voices ---------- */

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted-foreground);
  margin: 0 0 1.25rem;
}

.display {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.5rem, 7vw, 4.75rem);
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin: 0;
  text-wrap: balance;
}

.lede {
  color: var(--muted-foreground);
  font-size: 1.0625rem;
  max-width: 40rem;
  margin: 1.5rem 0 0;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0;
}

.section-head { max-width: 44rem; margin-bottom: 3rem; }
.section-head .lede { margin-top: 1rem; }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  height: 2.75rem;
  padding: 0 1.4rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-ui);
  font-weight: 500;
  font-size: 0.9375rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    transform var(--dur-fast) var(--ease-out-soft),
    box-shadow var(--dur-fast) var(--ease-out-soft),
    background var(--dur-fast) var(--ease-out-soft),
    border-color var(--dur-fast) var(--ease-out-soft);
}

.btn:active { transform: scale(0.96); }

.btn-primary { background: var(--cta); color: var(--cta-ink); }

.btn-ghost {
  background: transparent;
  color: var(--foreground);
  border-color: var(--border);
}

.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: color-mix(in oklch, var(--cta-ink) 16%, transparent);
  transition: transform var(--dur-fast) var(--ease-spring);
}

/* ---------- Nav ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 80;
  background: color-mix(in oklch, var(--background) 92%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  height: 4rem;
}

.brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  color: var(--foreground);
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  margin-inline: auto;
}

.nav-links a {
  color: var(--muted-foreground);
  font-size: 0.9375rem;
  transition: color var(--dur-fast) var(--ease-out-soft);
}

.nav-signin { display: none; }

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-left: auto;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--foreground);
  cursor: pointer;
  transition: border-color var(--dur-fast) var(--ease-out-soft), transform var(--dur-fast) var(--ease-out-soft);
}

.icon-btn:active { transform: scale(0.96); }

[data-theme="light"] .icon-moon { display: none; }
[data-theme="dark"] .icon-sun { display: none; }

/* ---------- Hero ---------- */

.hero {
  padding: clamp(6rem, 14vh, 9rem) 0 5rem;
  text-align: center;
}

.hero .lede { margin-inline: auto; }

.hero-ctas {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2.5rem;
}

.readout {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted-foreground);
  margin-top: 4rem;
}

/* ---------- Reveal engine ---------- */

[data-reveal] {
  opacity: 0;
  transform: translateY(1rem);
  filter: blur(6px);
  transition:
    opacity var(--dur-slow) var(--ease-spring),
    transform var(--dur-slow) var(--ease-spring),
    filter var(--dur-slow) var(--ease-spring);
  transition-delay: var(--reveal-delay, 0ms);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
  filter: none;
}

@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1;
    transform: none;
    filter: none;
    transition: none;
  }
  body,
  .btn, .chip, .icon-btn,
  .card, .faq-plus, .billing-knob, .billing-track,
  .skip-link { transition: none; }
}

/* ---------- Sections ---------- */

.section { padding-block: clamp(4rem, 10vh, 7rem); }

/* ---------- Features: double-bezel cards ---------- */

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: 1.25rem;
}

.card {
  background: var(--tray);
  border-radius: var(--radius-tray);
  padding: 0.5rem;
  transition: transform var(--dur-fast) var(--ease-out-soft), box-shadow var(--dur-fast) var(--ease-out-soft);
}

.card-core {
  background: var(--surface);
  border-radius: calc(var(--radius-tray) - 0.5rem);
  padding: 1.75rem 1.5rem;
  height: 100%;
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: var(--accent-wash);
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.card h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.125rem;
  letter-spacing: -0.01em;
  margin: 0 0 0.5rem;
}

.card p {
  color: var(--muted-foreground);
  font-size: 0.9375rem;
  margin: 0;
}

/* ---------- How it works ---------- */

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: 2.5rem;
}

.steps .step-num {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 500;
  font-size: 3.5rem;
  line-height: 1;
  color: color-mix(in oklch, var(--foreground) 22%, transparent);
  margin: 0 0 1rem;
}

.step h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  margin: 0 0 0.5rem;
}

.step p {
  color: var(--muted-foreground);
  font-size: 0.9375rem;
  margin: 0;
}

/* ---------- Pricing ---------- */

.billing { display: flex; justify-content: center; margin-bottom: 3rem; }

.billing-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 0.35rem 1rem;
  cursor: pointer;
  font-family: var(--font-ui);
  font-size: 0.875rem;
  color: var(--foreground);
  transition: border-color var(--dur-fast) var(--ease-out-soft);
}

.billing-label { color: var(--muted-foreground); transition: color var(--dur-fast) var(--ease-out-soft); }

.billing-save {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--accent);
}

.billing-track {
  --track-w: 2.5rem;
  width: var(--track-w);
  height: 1.35rem;
  border-radius: var(--radius-pill);
  background: var(--tray);
  border: 1px solid var(--border);
  position: relative;
  transition: background var(--dur-med) var(--ease-out-soft);
}

.billing-knob {
  position: absolute;
  top: 50%;
  left: 2px;
  translate: 0 -50%;
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background: var(--cta);
  transition: translate var(--dur-med) var(--ease-spring);
}

.billing-toggle[aria-checked="true"] .billing-knob { translate: calc(var(--track-w) - 1rem - 4px) -50%; }
.billing-toggle[aria-checked="true"] .billing-track { background: var(--accent-wash); }

/* Highlight the active period label */
.billing-toggle[aria-checked="false"] .billing-label:first-child,
.billing-toggle[aria-checked="true"] .billing-label:last-child { color: var(--foreground); }

.tiers {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr));
  gap: 1.25rem;
  align-items: start;
}

.tier-highlight { border: 1px solid color-mix(in oklch, var(--accent) 35%, var(--border)); }

.card .tier-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-wash);
  border-radius: var(--radius-pill);
  padding: 0.25rem 0.75rem;
  margin: 0 0 1rem;
}

.tier h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  margin: 0;
}

.card .tier-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted-foreground);
  margin: 0.35rem 0 0;
}

.card .price {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  margin: 1.5rem 0;
}

.price-value {
  color: var(--foreground);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 2.5rem;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

.price-currency { font-size: 1.25rem; }

.price-note {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted-foreground);
}

.tier-cta { width: 100%; justify-content: center; }

.tier-list {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 1.5rem 0 0;
  border-top: 1px solid var(--border);
  display: grid;
  gap: 0.75rem;
}

.tier-list li {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--muted-foreground);
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
}

.tier-list li::before {
  content: "";
  flex: none;
  width: 0.9rem;
  height: 0.9rem;
  align-self: center;
  background-color: var(--accent);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m4 12.5 5 5L20 6.5'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m4 12.5 5 5L20 6.5'/%3E%3C/svg%3E") center / contain no-repeat;
}

/* ---------- FAQ ---------- */

.faq { max-width: 44rem; }

.faq-item { border-bottom: 1px solid var(--border); }

.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  padding: 1.25rem 0;
  background: transparent;
  border: 0;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 1rem;
  color: var(--foreground);
}

.faq-plus {
  flex: none;
  color: var(--muted-foreground);
  transition: transform var(--dur-med) var(--ease-spring), color var(--dur-fast) var(--ease-out-soft);
}

.faq-q[aria-expanded="true"] .faq-plus { transform: rotate(45deg); color: var(--accent); }

.faq-a p {
  color: var(--muted-foreground);
  font-size: 0.9375rem;
  margin: 0;
  padding-bottom: 1.25rem;
}

/* ---------- Final CTA band ---------- */

#cta { padding-top: 0; }

.cta-band {
  background: var(--tray);
  border-radius: var(--radius-tray);
  padding: clamp(3rem, 8vh, 5rem) clamp(1.5rem, 5vw, 4rem);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.cta-band .display { font-size: clamp(2rem, 5vw, 3.5rem); }

/* ---------- Footer ---------- */

.footer {
  border-top: 1px solid var(--border);
  padding-block: 3rem 4rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 3rem;
  justify-content: space-between;
}

.footer-brand .brand { margin: 0 0 0.5rem; }

.footer-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted-foreground);
  margin: 0;
}

.footer-cols {
  display: flex;
  gap: 3rem;
  flex-wrap: wrap;
}

.footer-col-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted-foreground);
  margin: 0 0 0.75rem;
}

.footer-cols a {
  display: block;
  color: var(--foreground);
  font-size: 0.9375rem;
  margin-bottom: 0.5rem;
  transition: color var(--dur-fast) var(--ease-out-soft);
}

/* ---------- Hover (pointer devices only) ---------- */

@media (hover: hover) {
  .btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgb(var(--shadow-tint) / 0.05);
  }
  .btn-primary:hover { background: color-mix(in oklch, var(--cta) 92%, var(--cta-ink)); }
  .btn-ghost:hover { border-color: color-mix(in oklch, var(--border) 60%, var(--foreground)); }
  .btn:hover .chip { transform: translate(1px, -1px) scale(1.06); }
  .nav-links a:hover { color: var(--foreground); }
  .icon-btn:hover { border-color: color-mix(in oklch, var(--border) 60%, var(--foreground)); }
  .card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgb(var(--shadow-tint) / 0.06);
  }
  .billing-toggle:hover { border-color: color-mix(in oklch, var(--border) 60%, var(--foreground)); }
  .footer-cols a:hover { color: var(--accent); }
  .lang-select:hover { border-color: color-mix(in oklch, var(--border) 60%, var(--foreground)); }
}

/* ---------- Responsive ---------- */

@media (max-width: 56rem) {
  .nav-inner {
    flex-wrap: wrap;
    height: auto;
    min-height: 4rem;
    padding-block: 0.5rem;
    gap: 0.75rem 2rem;
  }
  .nav-links {
    order: 3;
    flex-basis: 100%;
    margin-inline: 0;
    flex-wrap: wrap;
    gap: 0.5rem 1.25rem;
  }
  .nav-links a { font-size: 0.875rem; }
  .nav-signin { display: inline; }
  .nav-actions .btn-ghost { display: none; }
  .footer-inner { flex-direction: column; gap: 2.5rem; }
}

@media (max-width: 36rem) {
  .hero { padding-top: 4.5rem; }
  .hero-ctas .btn { width: 100%; justify-content: center; }
  .card .price { flex-direction: column; gap: 0.25rem; }
  .readout { letter-spacing: 0.16em; }
}

/* ---------- Language pulldown ---------- */

.lang-wrap {
  position: relative;
  display: inline-flex;
}

.lang-select {
  appearance: none;
  -webkit-appearance: none;
  height: 2.25rem;
  padding: 0 1.9rem 0 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background-color: transparent;
  color: var(--foreground);
  font-family: var(--font-ui);
  font-size: 0.8125rem;
  cursor: pointer;
  transition: border-color var(--dur-fast) var(--ease-out-soft);
}

.lang-caret {
  position: absolute;
  right: 0.7rem;
  top: 50%;
  translate: 0 -50%;
  width: 0.7rem;
  height: 0.7rem;
  color: var(--muted-foreground);
  pointer-events: none;
}

.lang-select option { color: initial; background: initial; }

@media (max-width: 36rem) {
  .nav-actions { gap: 0.5rem; }
  .nav-actions .btn-primary { display: none; }
  .lang-select { font-size: 0.75rem; padding: 0 1.5rem 0 0.7rem; }
}