/**
 * Legal Document Page Styles — dark-first design system
 *
 * Sticky left TOC, revision history, copy protection, branded layout.
 * Uses BEM naming and design tokens from tokens.css.
 *
 * @package ROI_Theme
 */

/* ==========================================================================
   LEGAL PAGE — HERO
   ========================================================================== */

.legal-page__hero {
  padding: var(--space-3xl) 0 var(--space-xl);
  text-align: center;
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-raised) 100%);
  position: relative;
  overflow: hidden;
}

.legal-page__hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 25%;
  right: 25%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  opacity: 0.4;
}

.legal-page__title {
  font-size: var(--text-h1);
  font-weight: var(--weight-bold);
  line-height: var(--leading-heading);
  color: var(--color-text-bright);
  margin-block-end: var(--space-lg);
}

.legal-page__dates {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-small);
  color: var(--color-text-secondary);
}

.legal-page__dates strong {
  color: var(--color-text);
  font-weight: var(--weight-medium);
}

.legal-page__date-sep {
  color: var(--color-text-muted);
}

/* ==========================================================================
   LEGAL PAGE — SECTION DIVIDERS (e.g. MSA / SLO / MNDA boundaries)
   ========================================================================== */

.legal-page__document .legal-section-divider {
  margin-block: var(--space-3xl);
  padding: var(--space-lg) var(--space-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius-lg);
  text-align: center;
  position: relative;
  scroll-margin-top: 100px;
}

.legal-section-divider__title {
  font-size: var(--text-h3);
  font-weight: var(--weight-bold);
  color: var(--color-text-bright);
  margin: 0;
  letter-spacing: var(--tracking-h2);
}

.legal-section-divider__rule {
  width: 4rem;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border: none;
  border-radius: var(--radius-full);
  margin: var(--space-sm) auto 0;
}

/* ==========================================================================
   LEGAL PAGE — BODY LAYOUT (TOC + Content)
   ========================================================================== */

.legal-page__body {
  padding: var(--space-2xl) 0 var(--space-3xl);
  background-color: var(--color-bg);
}

.legal-page__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
}

@media (min-width: 1024px) {
  .legal-page__layout {
    grid-template-columns: 16rem 1fr;
    gap: var(--space-3xl);
  }
}

/* ==========================================================================
   LEGAL PAGE — TABLE OF CONTENTS (sticky left sidebar)
   ========================================================================== */

.legal-page__toc {
  position: relative;
}

@media (min-width: 1024px) {
  .legal-page__toc {
    position: sticky;
    top: calc(var(--space-xl) + 60px); /* below sticky header */
    align-self: start;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
  }

  /* Scrollbar styling */
  .legal-page__toc::-webkit-scrollbar {
    width: 3px;
  }

  .legal-page__toc::-webkit-scrollbar-track {
    background: transparent;
  }

  .legal-page__toc::-webkit-scrollbar-thumb {
    background: var(--color-surface-border);
    border-radius: var(--radius-full);
  }
}

/* Mobile: collapsible toggle */
.legal-page__toc-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  width: 100%;
  padding: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: var(--text-body);
  font-weight: var(--weight-medium);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.legal-page__toc-toggle:hover {
  background: var(--color-surface-hover);
}

.legal-page__toc-toggle-icon {
  font-size: var(--text-body-lg);
}

@media (min-width: 1024px) {
  .legal-page__toc-toggle {
    display: none;
  }
}

/* TOC list (container) */
.legal-page__toc-list {
  padding: 0;
  margin: 0;
}

/* Mobile: hidden by default, shown via JS toggle */
@media (max-width: 1023px) {
  .legal-page__toc-list {
    display: none;
    padding: var(--space-md);
    background: var(--color-surface);
    border: 1px solid var(--color-surface-border);
    border-top: 0;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
  }

  .legal-page__toc-list.is-open {
    display: block;
  }
}

@media (min-width: 1024px) {
  .legal-page__toc-list {
    padding-inline-start: var(--space-md);
    border-inline-start: 2px solid var(--color-surface-border);
  }
}

/* TOC section groups */
.legal-page__toc-group {
  margin-block-end: var(--space-md);
}

.legal-page__toc-group-title {
  display: block;
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-small);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-inline-start: 2px solid transparent;
  margin-inline-start: -2px;
  margin-block-end: var(--space-2xs);
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.legal-page__toc-group-title:hover {
  color: var(--color-primary);
}

.legal-page__toc-group-title.is-active {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

@media (max-width: 1023px) {
  .legal-page__toc-group-title {
    border-inline-start: none;
    margin-inline-start: 0;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
  }

  .legal-page__toc-group-title.is-active {
    background: var(--color-primary-subtle);
  }
}

/* TOC sub-lists (numbered clause items within a group) */
.legal-page__toc-sublist {
  list-style: none;
  padding: 0;
  margin: 0 0 0 var(--space-sm);
}

.legal-page__toc-sublist--ungrouped {
  margin-inline-start: 0;
}

.legal-page__toc-item {
  margin-block-end: 0;
}

.legal-page__toc-link {
  display: block;
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-small);
  line-height: var(--leading-small);
  color: var(--color-text-muted);
  text-decoration: none;
  border-inline-start: 2px solid transparent;
  margin-inline-start: -2px;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

@media (max-width: 1023px) {
  .legal-page__toc-link {
    border-inline-start: none;
    margin-inline-start: 0;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
  }
}

.legal-page__toc-link:hover {
  color: var(--color-text);
}

.legal-page__toc-link.is-active {
  color: var(--color-primary);
  border-color: var(--color-primary);
  font-weight: var(--weight-medium);
}

@media (max-width: 1023px) {
  .legal-page__toc-link.is-active {
    background: var(--color-primary-subtle);
  }
}

/* ==========================================================================
   LEGAL PAGE — DOCUMENT CONTENT
   ========================================================================== */

.legal-page__content {
  min-width: 0; /* prevent grid blowout */
}

.legal-page__document {
  max-width: var(--text-max-width);
  font-size: var(--text-body);
  line-height: var(--leading-body);
  color: var(--color-text-secondary);
}

.legal-page__document h2 {
  font-size: var(--text-h2);
  font-weight: var(--weight-semibold);
  color: var(--color-text-bright);
  margin-block: var(--space-2xl) var(--space-md);
  padding-block-start: var(--space-md);
  scroll-margin-top: 100px;
}

.legal-page__document h2:first-child {
  margin-block-start: 0;
}

.legal-page__document h3 {
  font-size: var(--text-h3);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  margin-block: var(--space-xl) var(--space-sm);
}

.legal-page__document p {
  margin-block-end: var(--space-md);
}

.legal-page__document ul,
.legal-page__document ol {
  padding-inline-start: var(--space-lg);
  margin-block-end: var(--space-md);
}

.legal-page__document li {
  margin-block-end: var(--space-sm);
  line-height: var(--leading-body);
}

.legal-page__document li::marker {
  color: var(--color-primary);
}

.legal-page__document strong {
  color: var(--color-text);
  font-weight: var(--weight-semibold);
}

.legal-page__document a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-color: rgba(59, 130, 246, 0.3);
  text-underline-offset: 2px;
  transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
}

.legal-page__document a:hover {
  color: var(--color-primary-hover);
  text-decoration-color: var(--color-primary-hover);
}

/* All-caps legal disclaimer blocks */
.legal-page__document p:has(+ ul),
.legal-page__document p:has(+ ol) {
  margin-block-end: var(--space-sm);
}

/* ==========================================================================
   CLAUSE CARDS — each h2 section rendered as a glowing card
   The JS wraps each h2 + its content siblings into .legal-clause-card divs.
   ========================================================================== */

.legal-clause-card {
  padding: var(--space-lg) var(--space-xl);
  margin-block-end: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius-lg);
  transition: box-shadow var(--transition-base),
              border-color var(--transition-base);
}

.legal-clause-card:hover {
  border-color: var(--color-surface-border-hover);
  box-shadow: var(--shadow-card-hover);
}

/* Top gradient bar on each card */
.legal-clause-card::before {
  content: "";
  display: block;
  width: 3rem;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: var(--radius-full);
  margin-block-end: var(--space-md);
}

/* Reset h2 spacing inside cards */
.legal-clause-card h2 {
  margin-block-start: 0;
  padding-block-start: 0;
}

/* Last element in card should not have bottom margin */
.legal-clause-card > *:last-child {
  margin-block-end: 0;
}

/* ==========================================================================
   SLO PRIORITY TABLE — styled for dark theme
   ========================================================================== */

.legal-page__document table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: var(--text-small);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-block: var(--space-lg);
}

.legal-page__document thead th {
  background: var(--color-surface);
  color: var(--color-text-bright);
  font-weight: var(--weight-semibold);
  text-align: left;
  padding: var(--space-md);
  border-bottom: 2px solid var(--color-surface-border);
  font-size: var(--text-label);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
}

.legal-page__document tbody td {
  padding: var(--space-md);
  border-bottom: 1px solid var(--color-surface-border);
  vertical-align: top;
  color: var(--color-text-secondary);
  line-height: var(--leading-body);
}

.legal-page__document tbody tr:last-child td {
  border-bottom: none;
}

.legal-page__document tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

/* Priority badges */
.legal-page__document .priority {
  display: inline-block;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-full);
  font-weight: var(--weight-semibold);
  font-size: var(--text-label);
  color: #fff;
  white-space: nowrap;
}

.legal-page__document .priority.critical {
  background: var(--color-error);
  box-shadow: 0 0 8px rgba(239, 68, 68, 0.3);
}

.legal-page__document .priority.high {
  background: var(--color-warning);
  color: #111;
}

.legal-page__document .priority.medium {
  background: #f7d35c;
  color: #111;
}

.legal-page__document .priority.low {
  background: var(--color-cyan);
}

/* Responsive table scroll */
@media (max-width: 767px) {
  .legal-page__document table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
}

/* ==========================================================================
   LEGAL PAGE — CTA SECTION
   ========================================================================== */

.legal-page__cta {
  padding: var(--space-3xl) 0;
  text-align: center;
  background: var(--color-bg-raised);
  position: relative;
}

.legal-page__cta::before {
  content: "";
  position: absolute;
  top: 0;
  left: 25%;
  right: 25%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  opacity: 0.4;
}

.legal-page__cta-title {
  font-size: var(--text-h2);
  font-weight: var(--weight-bold);
  color: var(--color-text-bright);
  margin-block-end: var(--space-md);
}

.legal-page__cta-text {
  max-width: 40rem;
  margin-inline: auto;
  margin-block-end: var(--space-xl);
  font-size: var(--text-body-lg);
  line-height: var(--leading-body);
  color: var(--color-text-secondary);
}

.legal-page__cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
}

/* ==========================================================================
   LEGAL PAGE — CROSS LINKS FOOTER
   ========================================================================== */

.legal-page__related {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--color-surface-border);
  background-color: var(--color-bg-raised);
}

.legal-page__cross-links-title {
  font-size: var(--text-small);
  font-weight: var(--weight-semibold);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  margin-block-end: var(--space-md);
}

.legal-page__cross-links-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.legal-page__cross-link {
  display: inline-flex;
  align-items: center;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-small);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: color var(--transition-fast),
              border-color var(--transition-fast),
              background-color var(--transition-fast);
}

.legal-page__cross-link:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: var(--color-primary-subtle);
}

/* ==========================================================================
   COPY PROTECTION
   ========================================================================== */

/* Disable text selection on the document body */
[data-no-copy="true"] {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

/* Print watermark — normally hidden */
.legal-page__watermark {
  display: none;
}

/* Block printing entirely: show only the watermark */
@media print {
  .legal-page {
    display: none !important;
  }

  .legal-page__watermark {
    display: flex !important;
    position: fixed;
    inset: 0;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    color: #999;
    transform: rotate(-30deg);
    z-index: 99999;
    pointer-events: none;
  }

  /* Also hide everything else to prevent browser from rendering content */
  body > *:not(.legal-page__watermark) {
    display: none !important;
  }
}

/* ==========================================================================
   REDUCED MOTION
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  .legal-page__toc-link,
  .legal-page__cross-link {
    transition: none;
  }
}