/*
 * /ai page styles.
 *
 * Renders inside <main class="ai-page" data-ai-page>. JS swaps between
 * two states:
 *   - locked   → .ai-page__locked card with sign-in CTA
 *   - unlocked → .ai-page__hero + .ai-page__modules grid + sign-out footer
 *
 * The locked state also auto-opens the admin-login dialog (reused via
 * .ai-login class) on first paint — the page is useless without a token.
 */

.page-ai {
  background: var(--bg-main);
  color: var(--text-main);
}

.ai-page {
  display: block;
  width: min(72rem, calc(100% - 3rem));
  margin: 0 auto;
  padding: 3rem 0 5rem;
  min-height: 60vh;
}

.ai-page__hero {
  margin-bottom: 2.5rem;
  display: grid;
  gap: 0.6rem;
  max-width: 44rem;
}

.ai-page__title {
  margin: 0;
  font-family: var(--font-serif, var(--font-sans));
  font-size: clamp(2rem, 4vw, 2.75rem);
  line-height: 1.1;
  letter-spacing: -0.005em;
}

.ai-page__copy {
  margin: 0;
  color: var(--text-soft);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.55;
  max-width: 44rem;
}

/*
 * Account row above the modules grid: signed-in identity on one side,
 * the user's remaining balance on the other. Hydrated by /auth/ai/me
 * after the dashboard mounts.
 */
.ai-page__account {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem 2rem;
  margin: 1.25rem 0 0;
  padding: 0.85rem 1.1rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: var(--bg-soft);
  font-family: var(--font-sans);
}

.ai-page__account > div {
  display: grid;
  gap: 0.1rem;
}

.ai-page__account dt {
  margin: 0;
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-soft);
  font-weight: 600;
}

.ai-page__account dd {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text-main);
}

.ai-page__account dd[data-ai-balance] {
  font-family: var(--font-mono, monospace);
  letter-spacing: 0.01em;
}

/* ─── Modules grid ──────────────────────────────────────────────────── */

.ai-page__modules {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr));
  margin-bottom: 2.5rem;
}

.ai-module {
  display: grid;
  gap: 0.6rem;
  align-content: start;
  padding: 1.4rem 1.4rem 1.25rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--bg-soft);
  color: var(--text-main);
  position: relative;
  transition: border-color 160ms ease, transform 200ms ease, box-shadow 200ms ease;
}

.ai-module:hover {
  border-color: color-mix(in srgb, var(--accent-gold) 70%, transparent);
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(17, 13, 9, 0.12);
}

.ai-module__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--accent-warm) 16%, transparent);
  color: var(--accent-warm);
}

.ai-module__title {
  margin: 0;
  font-family: var(--font-serif, var(--font-sans));
  font-size: 1.15rem;
  letter-spacing: 0.005em;
}

.ai-module__copy {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  line-height: 1.5;
  color: var(--text-soft);
}

.ai-module__status {
  margin-top: 0.3rem;
  display: inline-flex;
  align-self: start;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--text-soft) 14%, transparent);
  color: var(--text-soft);
  font-family: var(--font-sans);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
}

.ai-module--coming-soon {
  /* Coming-soon cards are visually present but cannot be clicked yet.
   * Once a module ships, swap to .ai-module--ready (TODO) and bind a
   * click → module mount handler in ai-page.js. */
  cursor: default;
}

/* ─── Locked state (no token yet) ──────────────────────────────────── */

.ai-page__locked {
  display: grid;
  gap: 0.8rem;
  max-width: 36rem;
  margin: 3rem 0;
  padding: 2rem 2rem 1.75rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--bg-soft);
}

.ai-page__locked .button {
  margin-top: 0.5rem;
  justify-self: start;
}

/* ─── Footer (sign-out) ─────────────────────────────────────────────── */

.ai-page__footer {
  display: flex;
  justify-content: flex-end;
  margin-top: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
}

.ai-page__signout {
  appearance: none;
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-soft);
  font: inherit;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}

.ai-page__signout:hover {
  background: var(--danger, #a34538);
  color: var(--bg-main);
  border-color: var(--danger, #a34538);
}