/* =========================================================================
   Trust model — docs page
   Stripe/Vercel docs base + ShieldTX brand tokens
   ========================================================================= */

.docs-body {
  background: var(--bg-primary);
  color: var(--fg-primary);
}

/* Suppress the marketing site's grain + cursor on docs (cleaner reading) */
.docs-body .grain,
.docs-body .cursor { display: none; }

/* Nav adapted for docs: matches body --snow so there's no visible seam
   between the fixed nav and the page on first scroll. */
.nav-docs {
  background: rgba(248, 250, 252, 0.85);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.06);
  border-bottom-color: transparent;
}

.docs-main {
  padding-top: calc(var(--nav-h) + 56px);
  padding-bottom: 80px;
  min-height: calc(100vh - var(--nav-h));
}

.docs-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 28px;
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 56px;
  align-items: start;
}

/* TOC ---------------------------------------------------- */
.docs-toc {
  position: sticky;
  top: calc(var(--nav-h) + 32px);
  align-self: start;
}
.docs-toc-mobile { display: none; }

.docs-toc-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.docs-toc-label {
  font-family: 'Geist Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 8px;
}
.docs-toc-link {
  font-size: 14px;
  line-height: 1.45;
  color: var(--fg-secondary);
  padding: 6px 12px;
  border-radius: 8px;
  transition: background .2s var(--ease), color .2s var(--ease);
}
.docs-toc-link:hover {
  color: var(--brand-blue);
  background: rgba(51, 112, 255, 0.06);
}
.docs-toc-link.is-active {
  color: var(--brand-blue);
  background: rgba(51, 112, 255, 0.10);
  font-weight: 500;
}
.docs-toc-back {
  margin-top: 18px;
  padding-top: 18px;
  font-size: 13px;
  color: var(--fg-muted);
  box-shadow: inset 0 1px 0 rgba(15, 23, 42, 0.06);
  display: inline-flex; align-items: center; gap: 6px;
  padding-left: 12px;
  border-radius: 0;
}
.docs-toc-back:hover {
  color: var(--fg-primary);
  background: transparent;
}

/* Content ------------------------------------------------- */
.docs-content {
  max-width: 760px;
  min-width: 0;
}

.docs-header {
  margin-bottom: 56px;
}
.docs-header .eyebrow {
  margin-bottom: 16px;
  display: inline-block;
}
.docs-title {
  margin: 0 0 24px;
  font-size: clamp(36px, 4.4vw, 56px);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.05;
  color: var(--fg-primary);
}
.docs-lede {
  margin: 0;
  font-size: clamp(17px, 1.4vw, 19px);
  line-height: 1.6;
  color: var(--fg-secondary);
  max-width: 64ch;
}

/* Page metadata line — "Last updated 4 May 2026" etc. Sits below the
   .docs-title and above any .docs-callout. */
.docs-meta {
  margin: 0 0 24px;
  font-family: 'Geist Mono', ui-monospace, monospace;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--fg-muted);
}

/* Attention callout — used at the top of legal pages to flag the
   "please read" preamble. Subtle left border + muted background so it
   doesn't compete with the title. */
.docs-callout {
  margin: 8px 0 0;
  padding: 16px 20px;
  border-left: 3px solid var(--brand-blue);
  background: rgba(51, 112, 255, 0.06);
  border-radius: 0 12px 12px 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--fg-secondary);
  max-width: 64ch;
}

/* Inline link inside docs prose. The default .docs-content a styling
   may be missing or too subtle; this gives external links a clear
   underlined treatment without making them shouty. */
.docs-link {
  color: var(--brand-blue);
  text-decoration: underline;
  text-decoration-color: rgba(51, 112, 255, 0.4);
  text-underline-offset: 3px;
  transition: text-decoration-color .2s var(--ease), color .2s var(--ease);
}
.docs-link:hover {
  color: var(--brand-blue-deep);
  text-decoration-color: var(--brand-blue);
}

.docs-section {
  margin-top: 48px;
  padding-top: 32px;
  box-shadow: inset 0 1px 0 rgba(15, 23, 42, 0.06);
  scroll-margin-top: calc(var(--nav-h) + 24px);
}
.docs-section:first-of-type {
  margin-top: 32px;
  padding-top: 0;
  box-shadow: none;
}

.docs-h2 {
  margin: 0 0 18px;
  font-size: clamp(24px, 2.4vw, 32px);
  font-weight: 600;
  letter-spacing: -0.018em;
  line-height: 1.2;
  color: var(--fg-primary);
}
.docs-h3 {
  margin: 0 0 10px;
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--fg-primary);
}
.docs-content p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--fg-secondary);
}
.docs-content p:last-child { margin-bottom: 0; }

.docs-content b,
.docs-content strong {
  color: var(--fg-primary);
  font-weight: 600;
}

/* Steps --------------------------------------------------- */
.docs-steps {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.docs-step {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 20px;
  padding: 24px 24px 26px;
  background: var(--white);
  border-radius: 16px;
  box-shadow:
    0 1px 0 rgba(15, 23, 42, 0.04),
    0 24px 48px -28px rgba(15, 23, 42, 0.08);
}
.docs-step-num {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  background: var(--brand-blue);
  color: var(--white);
  font-family: 'Geist Mono', ui-monospace, monospace;
  font-size: 14px;
  font-weight: 600;
}
.docs-step-body { min-width: 0; }
.docs-step-flow {
  font-family: 'Geist Mono', ui-monospace, monospace;
  font-size: 13px;
  color: var(--brand-blue-deep);
  margin: 0 0 12px;
}

/* Lists --------------------------------------------------- */
.docs-list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
}
.docs-list li {
  position: relative;
  padding: 6px 0 6px 22px;
  font-size: 15px;
  line-height: 1.55;
  color: var(--fg-secondary);
}
.docs-list li::before {
  content: '';
  position: absolute;
  left: 4px;
  top: 14px;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--brand-cyan);
}

/* Tables -------------------------------------------------- */
.docs-table-wrap {
  margin-top: 16px;
  border-radius: 16px;
  overflow: hidden;
  background: var(--white);
  box-shadow:
    0 1px 0 rgba(15, 23, 42, 0.04),
    0 24px 48px -28px rgba(15, 23, 42, 0.08);
}
.docs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}
.docs-table thead th {
  text-align: left;
  font-family: 'Geist Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--fg-muted);
  padding: 16px 22px;
  background: rgba(15, 23, 42, 0.02);
  box-shadow: inset 0 -1px 0 rgba(15, 23, 42, 0.06);
}
.docs-table tbody th {
  text-align: left;
  font-weight: 600;
  color: var(--fg-primary);
  padding: 18px 22px;
  vertical-align: top;
  width: 38%;
  box-shadow: inset 0 -1px 0 rgba(15, 23, 42, 0.06);
}
.docs-table tbody td {
  color: var(--fg-secondary);
  padding: 18px 22px;
  vertical-align: top;
  line-height: 1.55;
  box-shadow: inset 0 -1px 0 rgba(15, 23, 42, 0.06);
}
.docs-table tbody tr:last-child th,
.docs-table tbody tr:last-child td { box-shadow: none; }

.docs-trust-pill {
  display: inline-block;
  margin-right: 8px;
  font-family: 'Geist Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #16a34a;
  background: rgba(22, 163, 74, 0.10);
  padding: 4px 10px;
  border-radius: 999px;
  font-weight: 600;
  vertical-align: middle;
}

/* Closing CTA --------------------------------------------- */
.docs-cta {
  margin-top: 64px;
  padding: 40px 36px;
  background: linear-gradient(135deg, var(--brand-blue-deep) 0%, var(--brand-blue) 100%);
  border-radius: 24px;
  color: var(--white);
  text-align: center;
  box-shadow: 0 40px 80px -40px rgba(51, 112, 255, 0.40);
}
.docs-cta-title {
  margin: 0 0 10px;
  font-size: clamp(22px, 2vw, 28px);
  font-weight: 600;
  letter-spacing: -0.018em;
  color: var(--white);
}
/* Scoped under .docs-cta because the generic .docs-content p rule has
   higher specificity (0,1,1) than a single class selector. */
.docs-cta .docs-cta-sub {
  margin: 0 0 24px;
  font-size: 16px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.75);
}
.docs-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--white);
  color: var(--brand-blue-deep);
  font-weight: 500;
}
.docs-cta-btn:hover {
  background: var(--brand-cyan);
  color: var(--brand-blue-deep);
}

/* Responsive ---------------------------------------------- */
@media (max-width: 900px) {
  .docs-container {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .docs-toc {
    position: static;
    top: auto;
  }
  .docs-toc-desktop { display: none; }
  .docs-toc-mobile {
    display: block;
    background: var(--bg-elev);
    border-radius: 12px;
    padding: 14px 16px;
  }
  .docs-toc-mobile summary {
    cursor: pointer;
    font-family: 'Geist Mono', ui-monospace, monospace;
    font-size: 12px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--fg-muted);
    list-style: none;
  }
  .docs-toc-mobile summary::-webkit-details-marker { display: none; }
  .docs-toc-mobile[open] summary { margin-bottom: 12px; }
  .docs-toc-mobile .docs-toc-list { gap: 4px; }

  /* Legal pages (Terms, Privacy) hide the TOC entirely on narrow viewports.
     Legal copy reads sequentially top-to-bottom; a dropdown TOC adds noise
     for a use case where users typically scroll through the whole document.
     Trust-model keeps its mobile TOC because its numbered steps + tables
     benefit from in-page navigation. */
  body.legal-body .docs-toc { display: none; }

  .docs-step {
    grid-template-columns: 36px minmax(0, 1fr);
    gap: 14px;
    padding: 20px;
  }
  .docs-step-num { width: 30px; height: 30px; font-size: 13px; }
  .docs-table-wrap { overflow-x: auto; }
  .docs-table { min-width: 540px; }
}

@media (max-width: 560px) {
  .docs-main { padding-top: calc(var(--nav-h) + 32px); padding-bottom: 56px; }
  .docs-cta { padding: 28px 20px; }
}