/* ============================================================
   NW Agentic — Pricing page styles
   nwagentic.ai
   ============================================================
   Three columns (Core / Forge / Private Edge), feature comparison
   table, FAQ accordion, "Talk with us" panel.

   Depends on: tokens.css, base.css, partials.css, pages/tier.css
   (reuses faq-list and tier-pricing patterns).

   See DESIGN.md §5.6.
   ============================================================ */

@layer components {

  .pricing-hero {
    background: var(--navy-deep);
    color: var(--text-on-dark);
    padding-block: 9rem 4rem;
    position: relative;
    overflow: hidden;
  }
  .pricing-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
      radial-gradient(900px 500px at 90% 10%, rgba(37, 99, 235, 0.18), transparent 60%),
      radial-gradient(700px 500px at 10% 95%, rgba(245, 158, 11, 0.14), transparent 60%);
    pointer-events: none;
  }
  .pricing-hero__inner { position: relative; z-index: 1; max-width: 720px; }
  .pricing-hero__chip {
    display: inline-block;
    font-size: var(--fs-eyebrow);
    font-weight: var(--fw-semibold);
    letter-spacing: var(--tr-eyebrow);
    text-transform: uppercase;
    color: var(--blue-bright);
    background: rgba(96, 165, 250, 0.12);
    border: 1px solid rgba(96, 165, 250, 0.3);
    padding: 0.4em 1em;
    border-radius: var(--radius-pill);
    margin-block-end: var(--space-6);
  }
  .pricing-hero h1 {
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    font-weight: var(--fw-extrabold);
    line-height: var(--lh-display);
    letter-spacing: var(--tr-display);
    color: var(--text-on-dark);
    margin-block-end: var(--space-4);
    text-wrap: balance;
  }
  .pricing-hero h1 em, .pricing-hero h1 .accent {
    color: var(--blue-bright);
    font-style: normal;
  }
  .pricing-hero__sub {
    font-size: var(--fs-body-lg);
    color: var(--text-on-dark-soft);
    line-height: var(--lh-body);
  }

  /* ─── Three-column grid ─────────────────────────────── */
  .price-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
  }
  @media (max-width: 1023px) { .price-grid { grid-template-columns: 1fr; } }

  .price-col {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    position: relative;
    overflow: hidden;
  }
  .price-col::before {
    content: '';
    position: absolute;
    inset: 0 0 auto 0;
    height: 4px;
    background: var(--col-color, var(--blue));
  }
  .price-col--core  { --col-color: linear-gradient(90deg, #cbd5e1, #ffffff, #cbd5e1); }
  .price-col--forge { --col-color: var(--blue); }
  .price-col--edge  { --col-color: var(--amber-light); }
  .price-col--core::before  { background: linear-gradient(90deg, #cbd5e1, #ffffff, #cbd5e1); }
  .price-col--forge::before { background: var(--blue); }
  .price-col--edge::before  { background: var(--amber-light); }

  .price-col__chip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--fs-eyebrow);
    font-weight: var(--fw-semibold);
    letter-spacing: var(--tr-eyebrow);
    text-transform: uppercase;
    color: var(--text-tertiary);
  }
  .price-col__chip-square {
    width: 14px;
    height: 14px;
    border-radius: 3px;
    flex-shrink: 0;
  }
  .price-col--core  .price-col__chip-square { background: #ffffff; border: 1px solid var(--border-strong); }
  .price-col--forge .price-col__chip-square { background: var(--blue); }
  .price-col--edge  .price-col__chip-square { background: var(--amber-light); }

  .price-col__amount {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: var(--fw-extrabold);
    color: var(--text-primary);
    line-height: 1.05;
    letter-spacing: var(--tr-display);
  }
  .price-col__amount-unit {
    font-size: var(--fs-body);
    font-weight: var(--fw-medium);
    color: var(--text-tertiary);
    margin-left: 0.25rem;
  }
  .price-col__sub {
    font-size: var(--fs-body-sm);
    color: var(--text-tertiary);
  }
  .price-col__best-for {
    padding: var(--space-3) var(--space-4);
    background: var(--bg-subtle);
    border-radius: var(--radius);
    font-size: var(--fs-body-sm);
    color: var(--text-secondary);
    line-height: 1.5;
  }
  .price-col__list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin: 0;
  }
  .price-col__list li {
    display: flex;
    gap: 0.5rem;
    align-items: flex-start;
    font-size: var(--fs-body-sm);
    color: var(--text-secondary);
    line-height: 1.55;
  }
  .price-col__list li::before {
    content: '';
    flex-shrink: 0;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--blue);
    margin-top: 8px;
  }
  .price-col--core  .price-col__list li::before { background: var(--text-tertiary); }
  .price-col--forge .price-col__list li::before { background: var(--blue); }
  .price-col--edge  .price-col__list li::before { background: var(--amber-light); }
  .price-col__cta { margin-top: auto; padding-top: var(--space-2); }

  /* ─── Comparison table ──────────────────────────────── */
  .compare-wrap {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
  }
  .compare-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
    font-size: var(--fs-body);
  }
  .compare-table th,
  .compare-table td {
    padding: var(--space-4) var(--space-6);
    text-align: left;
    vertical-align: top;
    border-bottom: 1px solid var(--border);
  }
  .compare-table th {
    background: var(--bg-subtle);
    font-weight: var(--fw-semibold);
    color: var(--text-primary);
    white-space: nowrap;
  }
  .compare-table th:not(:first-child),
  .compare-table td:not(:first-child) { text-align: center; }
  .compare-table td:first-child {
    font-weight: var(--fw-medium);
    color: var(--text-primary);
  }
  .compare-table tr:last-child td { border-bottom: none; }
  .compare-table .yes { color: var(--success); font-weight: var(--fw-semibold); }
  .compare-table .no  { color: var(--text-tertiary); }
  .compare-table .hd-square {
    display: inline-block;
    width: 12px; height: 12px;
    border-radius: 3px;
    vertical-align: middle;
    margin-right: 0.4rem;
  }

  /* ─── Talk with us panel ─────────────────────────────── */
  .talk-panel {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-6);
    padding: var(--space-12);
    background: var(--navy-deep);
    color: var(--text-on-dark);
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
  }
  .talk-panel::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--brand-gradient-soft);
    opacity: 0.4;
    pointer-events: none;
  }
  .talk-panel__text { position: relative; z-index: 1; max-width: 480px; }
  .talk-panel__heading {
    font-size: var(--fs-h3);
    font-weight: var(--fw-bold);
    color: var(--text-on-dark);
    margin-bottom: var(--space-2);
  }
  .talk-panel__sub {
    color: var(--text-on-dark-soft);
    font-size: var(--fs-body);
  }
  .talk-panel__action { position: relative; z-index: 1; }
}