/* ============================================================
   WCAG Spine — Dashboard Styles
   ============================================================ */

:root {
  --color-bg: #f8f9fa;
  --color-surface: #ffffff;
  --color-border: #dee2e6;
  --color-text: #212529;
  --color-muted: #6c757d;
  --color-primary: #01579b;
  --color-primary-light: #e1f5fe;
  --color-A: #1b5e20;
  --color-A-bg: #e8f5e9;
  --color-AA: #0d47a1;
  --color-AA-bg: #e3f2fd;
  --color-AAA: #4a148c;
  --color-AAA-bg: #f3e5f5;
  --color-auto: #2e7d32;
  --color-auto-bg: #e8f5e9;
  --color-manual: #e65100;
  --color-manual-bg: #fff3e0;
  --radius: 8px;
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  --transition: 0.2s ease;
}

/* ----- Reset / Base ---------------------------------------- */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  background: var(--color-bg);
  color: var(--color-text);
}

a {
  color: var(--color-primary);
}

a:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ----- Visually hidden (for accessible link text) ---------- */

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ----- Skip link ------------------------------------------- */

.skip-link {
  position: absolute;
  top: -100%;
  left: 6px;
  z-index: 9999;
  padding: 8px 14px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 0 0 var(--radius) var(--radius);
  font-weight: 600;
  text-decoration: none;
}

.skip-link:focus {
  top: 0;
}

@media (prefers-reduced-motion: no-preference) {
  .skip-link {
    transition: top 0.1s ease;
  }
}

/* ----- Header ---------------------------------------------- */

header {
  background: var(--color-primary);
  color: #fff;
  padding: 20px 24px;
}

header h1 {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.3px;
}

header p {
  margin-top: 4px;
  font-size: 0.9rem;
  opacity: 0.85;
}

/* ----- Controls panel -------------------------------------- */

#controls {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 14px 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: flex-end;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.control-group label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-muted);
}

.control-group select,
.control-group input[type="search"] {
  padding: 6px 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.9rem;
  min-width: 160px;
  background: var(--color-bg);
  color: var(--color-text);
}

.control-group select:focus,
.control-group input:focus {
  outline: 3px solid var(--color-primary);
  outline-offset: 1px;
}

#controls .spacer {
  flex: 1;
}

#summary-bar {
  font-size: 0.85rem;
  color: var(--color-muted);
  align-self: flex-end;
}

/* ----- View-mode tabs -------------------------------------- */

#view-tabs {
  display: flex;
  gap: 4px;
  padding: 12px 24px 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.tab-btn {
  padding: 8px 16px;
  border: 1px solid transparent;
  border-bottom: none;
  border-radius: var(--radius) var(--radius) 0 0;
  background: none;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--color-muted);
  transition: background var(--transition), color var(--transition);
}

.tab-btn[aria-selected="true"] {
  background: var(--color-bg);
  border-color: var(--color-border);
  color: var(--color-text);
  font-weight: 600;
}

.tab-btn:hover:not([aria-selected="true"]) {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.tab-btn:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

/* ----- View description banner ----------------------------- */

.view-description {
  background: var(--color-primary-light);
  border-left: 4px solid var(--color-primary);
  color: var(--color-text);
  font-size: 0.875rem;
  line-height: 1.6;
  margin: 0;
  padding: 10px 24px;
}

/* ----- Main layout ----------------------------------------- */

main {
  max-width: 1600px;
  margin: 0 auto;
  padding: 24px;
}

/* ----- Diagram view ---------------------------------------- */

#diagram-view {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
  overflow-x: auto;
  box-shadow: var(--shadow);
}

#mermaid-container {
  min-height: 200px;
}

#mermaid-container svg {
  max-width: 100%;
}

/* ----- Cards view ------------------------------------------ */

#cards-view {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
}

.sc-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: box-shadow var(--transition);
  scroll-margin-top: 80px;
}

.sc-card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

@media (prefers-reduced-motion: no-preference) {
  .sc-card {
    transition: box-shadow var(--transition), transform var(--transition);
  }

  .sc-card:hover {
    transform: translateY(-2px);
  }
}

.sc-card:target {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

.sc-card:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

/* Remove the default focus ring that some browsers add to tabindex="-1" elements
   when focused via a script; the .highlighted animation provides visual feedback. */
.sc-card:focus:not(:focus-visible) {
  outline: none;
}

.sc-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-primary-light);
}

/* ----- Permalink anchor on SC card header ------------------ */

.sc-card-anchor {
  flex-shrink: 0;
  opacity: 0;
  color: var(--color-muted);
  font-size: 0.85rem;
  font-weight: 400;
  text-decoration: none;
  padding: 1px 4px;
  border-radius: 3px;
  line-height: 1;
}

@media (prefers-reduced-motion: no-preference) {
  .sc-card-anchor {
    transition: opacity 0.15s ease, color 0.15s ease;
  }
}

.sc-card-header:hover .sc-card-anchor,
.sc-card-anchor:focus {
  opacity: 1;
}

.sc-card-anchor:hover {
  color: var(--color-primary);
}

.sc-card-anchor:focus-visible {
  opacity: 1;
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.sc-number {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
}

.sc-title {
  flex: 1;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
}

.level-badge {
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.level-A   { background: var(--color-A-bg);   color: var(--color-A);   }
.level-AA  { background: var(--color-AA-bg);  color: var(--color-AA);  }
.level-AAA { background: var(--color-AAA-bg); color: var(--color-AAA); }

.sc-card-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.sc-col {
  padding: 10px 14px;
}

.sc-col + .sc-col {
  border-left: 1px solid var(--color-border);
}

.col-header {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 5px;
}

.col-auto .col-header { color: var(--color-auto); }
.col-manual .col-header { color: var(--color-manual); }

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  list-style: none;
}

.tag {
  display: inline-block;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.72rem;
  font-family: ui-monospace, "Cascadia Code", "Courier New", monospace;
}

.tag-act  { background: #f3e5f5; color: #6a1b9a; border: 1px solid #ce93d8; }
.tag-axe  { background: var(--color-AA-bg); color: var(--color-AA); border: 1px solid #90caf9; }
.tag-alfa { background: var(--color-A-bg); color: var(--color-A); border: 1px solid #a5d6a7; }

/* ----- FPC (Functional Performance Criteria) badges --------- */

.fpc-section {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
  padding: 6px 12px;
  background: #f8f9fa;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.fpc-section-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-muted);
  margin-right: 4px;
}

.fpc-section-label a {
  color: inherit;
  text-decoration: none;
}

.fpc-section-label a:hover,
.fpc-section-label a:focus-visible {
  text-decoration: underline;
}

.fpc-badge {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 10px;
  font-size: 0.68rem;
  font-weight: 700;
  font-family: ui-monospace, "Cascadia Code", "Courier New", monospace;
  white-space: nowrap;
  cursor: default;
}

/* Vision */
.fpc-badge-WV  { background: #e3f2fd; color: #0d47a1; border: 1px solid #90caf9; }
.fpc-badge-LV  { background: #e8f4fd; color: #1565c0; border: 1px solid #64b5f6; }
.fpc-badge-WPC { background: #e8eaf6; color: #283593; border: 1px solid #9fa8da; }
/* Hearing */
.fpc-badge-WH  { background: #f3e5f5; color: #6a1b9a; border: 1px solid #ce93d8; }
.fpc-badge-LH  { background: #fce4ec; color: #880e4f; border: 1px solid #f48fb1; }
/* Speech */
.fpc-badge-WS  { background: #e0f2f1; color: #004d40; border: 1px solid #80cbc4; }
/* Motor */
.fpc-badge-LM  { background: #fff3e0; color: #bf360c; border: 1px solid #ffcc80; }
.fpc-badge-LRS { background: #fbe9e7; color: #bf360c; border: 1px solid #ffab91; }
/* Cognitive */
.fpc-badge-LLCLA { background: #f1f8e9; color: #33691e; border: 1px solid #c5e1a5; }

.role-list,
.step-list {
  list-style: none;
  font-size: 0.8rem;
}

.role-list li::before { content: "👤 "; }
.step-list li::before { content: "✅ "; }

.step-list li {
  margin-top: 3px;
}

/* ----- Trusted Tester sub-section -------------------------- */

.tt-section {
  margin-top: 8px;
}

.tt-sub-header {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 5px;
  color: #00695c;
}

.tt-sub-header a {
  color: inherit;
  text-decoration: none;
}

.tt-sub-header a:hover {
  text-decoration: underline;
}

.tt-step-link {
  color: #00695c;
  text-decoration: none;
  font-size: 0.8rem;
}

.tt-step-link:hover {
  text-decoration: underline;
}

/* ----- ARRM Tasks (collapsible details) -------------------- */

.arrm-tasks-details {
  margin-top: 8px;
}

.arrm-tasks-summary {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  color: var(--color-manual);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 2px 0;
}

.arrm-tasks-summary::before {
  content: "▶";
  display: inline-block;
  font-size: 0.6rem;
}

@media (prefers-reduced-motion: no-preference) {
  .arrm-tasks-summary::before {
    transition: transform 0.2s ease;
  }
}

.arrm-tasks-details[open] > .arrm-tasks-summary::before {
  transform: rotate(90deg);
}

.arrm-tasks-summary::-webkit-details-marker { display: none; }
.arrm-tasks-summary::marker { display: none; }

.arrm-task-list {
  list-style: none;
  margin-top: 6px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.arrm-task-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 4px 6px;
  background: var(--color-bg);
  border-left: 2px solid var(--color-manual);
  border-radius: 0 4px 4px 0;
  font-size: 0.78rem;
}

.arrm-task-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
}

.arrm-task-id {
  font-family: ui-monospace, "Cascadia Code", "Courier New", monospace;
  font-weight: 700;
  font-size: 0.72rem;
  color: var(--color-manual);
  text-decoration: none;
}

.arrm-task-id:hover { text-decoration: underline; }

.arrm-task-role {
  font-size: 0.72rem;
  color: var(--color-primary);
}

.arrm-task-desc {
  color: var(--color-text);
  line-height: 1.4;
}

.no-data {
  font-size: 0.8rem;
  color: var(--color-muted);
  font-style: italic;
}

/* ----- Table view ------------------------------------------ */

#table-view {
  overflow-x: auto;
}

#sc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  background: var(--color-surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

#sc-table thead th {
  background: var(--color-primary);
  color: #fff;
  padding: 10px 12px;
  text-align: left;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

#sc-table tbody tr {
  border-bottom: 1px solid var(--color-border);
}

#sc-table tbody tr:last-child {
  border-bottom: none;
}

#sc-table tbody tr:hover {
  background: var(--color-primary-light);
}

#sc-table tbody td {
  padding: 8px 12px;
  vertical-align: top;
}

#sc-table td:first-child {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--color-primary);
  white-space: nowrap;
}

/* ----- Empty state ----------------------------------------- */

.empty-state {
  text-align: center;
  padding: 60px 24px;
  color: var(--color-muted);
}

.empty-state h2 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

/* ----- Progress bar (automation coverage) ------------------ */

.coverage-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
}

.coverage-track {
  flex: 1;
  height: 6px;
  background: var(--color-border);
  border-radius: 3px;
  overflow: hidden;
  min-width: 40px;
}

.coverage-fill {
  height: 100%;
  background: var(--color-auto);
  border-radius: 3px;
}

@media (prefers-reduced-motion: no-preference) {
  .coverage-fill {
    transition: width 0.4s ease;
  }
}

/* ----- Loading indicator ----------------------------------- */

#loading {
  text-align: center;
  padding: 60px;
  font-size: 1rem;
  color: var(--color-muted);
}

/* ----- Highlighted SC (via hash navigation) ---------------- */

.sc-card.highlighted {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: no-preference) {
  .sc-card.highlighted {
    animation: highlight-fade 2s ease forwards;
  }

  @keyframes highlight-fade {
    0%   { outline-color: var(--color-primary); }
    80%  { outline-color: var(--color-primary); }
    100% { outline-color: transparent; }
  }
}

/* ----- ACT Rules view -------------------------------------- */

#act-view {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.act-intro {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 14px 18px;
  font-size: 0.88rem;
  box-shadow: var(--shadow);
}

.act-intro p + p {
  margin-top: 6px;
}

.act-intro code {
  font-family: ui-monospace, "Cascadia Code", "Courier New", monospace;
  font-size: 0.85em;
  background: var(--color-bg);
  padding: 1px 4px;
  border-radius: 3px;
}

.act-section-heading {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-text);
}

.act-intro .act-section-heading {
  margin-bottom: 8px;
}

.act-rules-section {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.act-rules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}

.act-rule-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.act-rule-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 14px;
  background: #f3e5f5;
  border-bottom: 1px solid var(--color-border);
}

.act-rule-id {
  font-family: ui-monospace, "Cascadia Code", "Courier New", monospace;
  font-size: 0.95rem;
  font-weight: 700;
  color: #6a1b9a;
  text-decoration: none;
  letter-spacing: 0.5px;
}

.act-rule-id:hover {
  text-decoration: underline;
}

.act-rule-engines {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.act-engine-badge {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 20px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.3px;
}

.act-engine-badge-axe  { background: var(--color-AA-bg); color: var(--color-AA); }
.act-engine-badge-alfa { background: var(--color-A-bg);  color: var(--color-A);  }
.act-engine-badge-ea   { background: #fff3e0; color: #7a2b00; }
.act-engine-badge-qw   { background: var(--color-A-bg); color: var(--color-A); }
.act-engine-badge-none { background: var(--color-bg); color: var(--color-muted); border: 1px solid var(--color-border); }

.act-rule-body {
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.act-sc-section {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  flex-wrap: wrap;
}

.act-section-label {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-muted);
  white-space: nowrap;
  padding-top: 2px;
}

.act-sc-list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.act-sc-badge {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border: 1px solid #90caf9;
  text-decoration: none;
}

.act-sc-badge:hover {
  background: #c5e2fa;
  text-decoration: underline;
}

.act-impl-list {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 4px 10px;
  align-items: start;
  font-size: 0.82rem;
}

.act-engine {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  white-space: nowrap;
  padding-top: 3px;
}

.act-engine-axe  { color: var(--color-AA); }
.act-engine-alfa { color: var(--color-A); }
.act-engine-ea   { color: #7a2b00; }
.act-engine-qw   { color: var(--color-A); }

.act-impl-list dd {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.act-no-impl {
  font-size: 0.78rem;
  color: var(--color-muted);
  font-style: italic;
}

/* Engine-specific section */

.act-engine-specific {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow);
}

.act-engine-specific-note {
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-bottom: 12px;
}

.act-engine-specific-note code {
  font-family: ui-monospace, "Cascadia Code", "Courier New", monospace;
  font-size: 0.85em;
  background: var(--color-bg);
  padding: 1px 4px;
  border-radius: 3px;
}

/* Tag styles for Equal Access and QualWeb */

.tag-ea { background: #fff3e0; color: #7a2b00; border: 1px solid #ffb74d; }
.tag-qw { background: var(--color-A-bg); color: var(--color-A); border: 1px solid #a5d6a7; }

/* Dark mode overrides for ACT view */

@media (prefers-color-scheme: dark) {
  .act-rule-header { background: #2d1b3d; }
  .act-rule-id { color: #d8a8f0; }
  .act-engine-badge-axe  { background: #0d2137; color: #90caf9; }
  .act-engine-badge-alfa { background: #0d2a0d; color: #81c784; }
  .act-engine-badge-ea   { background: #1a1000; color: #ffb74d; }
  .act-engine-badge-qw   { background: #001a00; color: #66bb6a; }
  .act-sc-badge { background: #0d2137; color: #90caf9; border-color: #1e3a5f; }
  .act-sc-badge:hover { background: #1e3a5f; }
  .tag-ea { background: #1a1000; color: #ffb74d; border-color: #bf8a00; }
  .tag-qw { background: #001a00; color: #66bb6a; border-color: #1b5e20; }
}

/* ----- Coverage view --------------------------------------- */

#coverage-view {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.cov-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px 24px;
  box-shadow: var(--shadow);
}

.cov-heading {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--color-text);
}

.cov-sub-heading {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--color-text);
}

.cov-intro-text {
  font-size: 0.88rem;
  color: var(--color-muted);
  margin-bottom: 16px;
  max-width: 75ch;
}

/* Summary stat cards */

.cov-stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}

.cov-stat {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.cov-stat-full    { border-left: 4px solid var(--color-auto); }
.cov-stat-partial { border-left: 4px solid #f57c00; }
.cov-stat-none    { border-left: 4px solid var(--color-muted); }

.cov-stat-value {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.cov-stat-full    .cov-stat-value { color: var(--color-auto); }
.cov-stat-partial .cov-stat-value { color: #f57c00; }
.cov-stat-none    .cov-stat-value { color: var(--color-muted); }

.cov-stat-label {
  font-size: 0.88rem;
  font-weight: 700;
}

.cov-stat-pct {
  font-size: 0.78rem;
  color: var(--color-muted);
}

.cov-stat-desc {
  font-size: 0.78rem;
  color: var(--color-muted);
  margin-top: 6px;
}

/* Method cards */

.cov-method-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}

.cov-method-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px;
}

.cov-method-auto  { border-top: 3px solid var(--color-auto); }
.cov-method-manual { border-top: 3px solid var(--color-manual); }

.cov-method-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.cov-method-card ul {
  padding-left: 20px;
  font-size: 0.85rem;
  line-height: 1.7;
  margin-bottom: 12px;
}

.cov-method-card li {
  margin-bottom: 2px;
}

.cov-method-card code {
  font-family: ui-monospace, "Cascadia Code", "Courier New", monospace;
  font-size: 0.85em;
  background: var(--color-bg);
  padding: 1px 4px;
  border-radius: 3px;
}

.cov-method-note {
  font-size: 0.8rem;
  color: var(--color-muted);
  background: var(--color-bg);
  border-radius: 4px;
  padding: 8px 10px;
  margin-bottom: 12px;
}

.cov-engine-heading {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: var(--color-muted);
  margin-bottom: 6px;
}

.cov-engine-list {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 4px 10px;
  font-size: 0.82rem;
}

.cov-engine-list dt {
  font-weight: 700;
}

.cov-engine-list dd {
  color: var(--color-muted);
}

/* Coverage tables */

.cov-table-pair {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.cov-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.cov-table th {
  background: var(--color-primary);
  color: #fff;
  padding: 7px 10px;
  text-align: left;
  font-weight: 600;
  font-size: 0.78rem;
}

.cov-table td {
  padding: 6px 10px;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

.cov-table tbody tr:hover { background: var(--color-bg); }

.cov-num { text-align: right; }
.cov-full    { color: var(--color-auto); }
.cov-partial { color: #f57c00; }
.cov-none    { color: var(--color-muted); }
.cov-pct     { font-size: 0.75em; opacity: 0.75; }

.cov-partial-table td:last-child {
  white-space: nowrap;
}

.cov-engine-yes {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 12px;
  font-size: 0.72rem;
  font-weight: 700;
  background: var(--color-auto-bg);
  color: var(--color-auto);
  margin-right: 3px;
}

.cov-engine-gap {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 12px;
  font-size: 0.72rem;
  font-weight: 700;
  background: var(--color-bg);
  color: var(--color-muted);
  border: 1px solid var(--color-border);
  margin-right: 3px;
}

/* Resource cards */

.cov-resource-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.cov-resource-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 14px 16px;
}

.cov-resource-title {
  font-size: 0.88rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-text);
}

.cov-resource-list {
  padding-left: 18px;
  font-size: 0.82rem;
  line-height: 1.8;
  list-style: disc;
}

/* Dark mode */

@media (prefers-color-scheme: dark) {
  .cov-stat { background: #1e293b; }
  .cov-method-card { background: #1e293b; }
  .cov-method-note { background: #0f172a; }
  .cov-resource-card { background: #1e293b; }
  .cov-engine-yes { background: #0d2a0d; color: #81c784; }
  .cov-table tbody tr:hover { background: #0d2137; }
  .cov-table th { background: #0d47a1; }
}

/* ----- Footer ---------------------------------------------- */

/* ----- Experimental notice banner -------------------------- */

.experimental-notice {
  background: #fff8e1;
  border: 2px solid #f9a825;
  border-radius: var(--radius);
  padding: 16px 20px;
  margin: 0 0 8px;
  text-align: left;
  font-size: 0.85rem;
  color: #4e3900;
}

.experimental-notice strong {
  display: block;
  font-size: 0.95rem;
  margin-bottom: 6px;
}

.experimental-notice ul {
  margin: 8px 0 0 18px;
  padding: 0;
}

.experimental-notice ul li {
  margin-bottom: 4px;
}

.experimental-notice a {
  color: #7b4f00;
  text-decoration: underline;
}

.experimental-notice a:hover,
.experimental-notice a:focus {
  color: #4e3900;
}

footer {
  text-align: center;
  padding: 20px;
  font-size: 0.8rem;
  color: var(--color-muted);
  border-top: 1px solid var(--color-border);
  margin-top: 32px;
}

/* ----- Responsive ------------------------------------------ */

@media (max-width: 640px) {
  header { padding: 14px 16px; }
  #controls { padding: 12px 16px; }
  main { padding: 14px 16px; }

  .sc-card-body {
    grid-template-columns: 1fr;
  }

  .sc-col + .sc-col {
    border-left: none;
    border-top: 1px solid var(--color-border);
  }

  #cards-view {
    grid-template-columns: 1fr;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #1a1a2e;
    --color-surface: #16213e;
    --color-border: #2d3748;
    --color-text: #e2e8f0;
    --color-muted: #94a3b8;
    --color-primary-light: #0d2137;
  }

  .experimental-notice {
    background: #2d2200;
    border-color: #f9a825;
    color: #ffe082;
  }

  .experimental-notice a {
    color: #ffd54f;
  }

  .experimental-notice a:hover,
  .experimental-notice a:focus {
    color: #ffe082;
  }

  .tag-act  { background: #2d1b3d; color: #d8a8f0; }
  .tag-axe  { background: #0d2137; color: #90caf9; }
  .tag-alfa { background: #0d2a0d; color: #81c784; }

  .fpc-section { background: #1a1a2e; border-color: #333; }
  .fpc-badge-WV  { background: #0d2137; color: #90caf9; border-color: #1565c0; }
  .fpc-badge-LV  { background: #0d2137; color: #64b5f6; border-color: #1976d2; }
  .fpc-badge-WPC { background: #1a1b2e; color: #9fa8da; border-color: #3949ab; }
  .fpc-badge-WH  { background: #2d1b3d; color: #d8a8f0; border-color: #7b1fa2; }
  .fpc-badge-LH  { background: #3d0a1f; color: #f48fb1; border-color: #c2185b; }
  .fpc-badge-WS  { background: #0d2420; color: #80cbc4; border-color: #00796b; }
  .fpc-badge-LM  { background: #2d1800; color: #ffcc80; border-color: #e65100; }
  .fpc-badge-LRS { background: #2d1200; color: #ffab91; border-color: #bf360c; }
  .fpc-badge-LLCLA { background: #0d200a; color: #c5e1a5; border-color: #558b2f; }

  .arrm-task-item { background: #0f1b2d; }

  .tt-sub-header { color: #4db6ac; }
  .tt-sub-header a { color: #4db6ac; }
  .tt-step-link { color: #4db6ac; }

  #sc-table thead th { background: #0d47a1; }
  #sc-table tbody tr:hover { background: #0d2137; }
}