/* ═══════════════════════════════════════════
   NSIGNIS — Terms of Service Page Styles
════════════════════════════════════════════ */

/* ── Hero banner ── */
.tos-hero {
  background: var(--color-white);
  border-bottom: 1px solid var(--border);
  padding: 120px var(--container-pad) 60px;
}

.tos-hero__inner {
  max-width: var(--container-max);
  margin-inline: auto;
}

.tos-hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-accent);
  margin-bottom: var(--space-md);
}

.tos-hero__title {
  font-family: var(--font-saira);
  font-weight: 800;
  font-size: clamp(2.4rem, 5vw, 4rem);
  color: var(--text-primary);
  line-height: 1.08;
  margin-bottom: var(--space-lg);
}

.tos-hero__meta {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
}

.tos-meta-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.tos-meta-item__label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.tos-meta-item__val {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-primary);
}

/* ── Page layout ── */
.tos-layout {
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--space-3xl) var(--container-pad);
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

/* ── Sticky TOC sidebar ── */
.tos-toc {
  position: sticky;
  top: 96px;
}

.tos-toc__heading {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}

.tos-toc__list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.tos-toc__link {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  padding: 6px 12px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  transition: color var(--duration-fast), border-color var(--duration-fast), background var(--duration-fast);
  line-height: 1.4;
  display: block;
}

.tos-toc__link:hover,
.tos-toc__link.active {
  color: var(--text-primary);
  border-left-color: var(--accent);
  background: rgba(55, 62, 72, 0.05);
}

/* ── Main content area ── */
.tos-content {
  max-width: 720px;
}

/* ── Acceptance notice at top ── */
.tos-acceptance {
  background: rgba(55, 62, 72, 0.06);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-xl);
  margin-bottom: var(--space-3xl);
}

.tos-acceptance p {
  font-family: var(--font-mono);
  font-size: 0.83rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin: 0;
}

.tos-acceptance strong {
  color: var(--text-primary);
}

/* ── Individual sections ── */
.tos-section {
  margin-bottom: var(--space-3xl);
  padding-bottom: var(--space-3xl);
  border-bottom: 1px solid var(--border-subtle);
}

.tos-section:last-child {
  border-bottom: none;
}

.tos-section__num {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--text-accent);
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.tos-section__title {
  font-family: var(--font-saira);
  font-weight: 800;
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  color: var(--text-primary);
  margin-bottom: var(--space-lg);
  line-height: 1.2;
}

.tos-section__body {
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: var(--space-md);
}

.tos-section__body:last-child {
  margin-bottom: 0;
}

.tos-section__body a {
  color: var(--text-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: opacity var(--duration-fast);
}

.tos-section__body a:hover { opacity: 0.7; }

.tos-section__subtitle {
  font-family: var(--font-saira);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
  margin: var(--space-xl) 0 var(--space-sm);
}

/* ── Callout / warning box ── */
.tos-callout {
  background: rgba(55, 62, 72, 0.05);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-lg) var(--space-xl);
  margin: var(--space-xl) 0;
}

.tos-callout p {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}

.tos-callout--warn {
  border-left-color: #dc2626;
  background: rgba(220, 38, 38, 0.04);
}

.tos-callout--warn p {
  color: var(--text-primary);
}

/* ── Bullet lists ── */
.tos-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin: var(--space-md) 0;
}

.tos-list li {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
  padding-left: var(--space-lg);
  position: relative;
}

.tos-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--text-accent);
  font-family: var(--font-mono);
}

/* ── Definition table ── */
.tos-table-wrap {
  overflow-x: auto;
  margin: var(--space-xl) 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.tos-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.tos-table th {
  background: var(--color-ghost);
  color: var(--text-primary);
  font-weight: 500;
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-size: 0.7rem;
}

.tos-table td {
  padding: 12px 16px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: top;
  line-height: 1.55;
}

.tos-table tr:last-child td { border-bottom: none; }
.tos-table tr:hover td { background: rgba(55, 62, 72, 0.03); }

/* ── Contact card ── */
.tos-contact-card {
  background: var(--color-ghost);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-top: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.tos-contact-card__title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
}

.tos-contact-card__row {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.tos-contact-card__label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.tos-contact-card__val {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-primary);
}

.tos-contact-card__val a {
  color: var(--text-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ── Back to top button ── */
.tos-back-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 42px;
  height: 42px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-base);
  z-index: 50;
  cursor: pointer;
  border: none;
}

.tos-back-top.visible {
  opacity: 1;
  pointer-events: auto;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .tos-layout {
    grid-template-columns: 1fr;
  }

  .tos-toc {
    position: static;
    background: var(--color-ghost);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
  }
}

@media (max-width: 600px) {
  .tos-hero { padding-top: 100px; }

  .tos-hero__meta {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
  }
}