/* ============================================================
   doc-theme.css — Styles de l'app documentation Epura (PWA)
   Portés depuis epura-doc-dev.html — variables héritées du PWA
   ============================================================ */

/* Variables locales si non définies par le PWA */
.doc-app {
  --bg-main:       #121212;
  --bg-sidebar:    #1a1a1a;
  --bg-card:       #1e1e1e;
  --bg-table-alt:  #242424;
  --bg-hover:      #2a2a2a;
  --border:        #333333;
  --text-primary:  #e0e0e0;
  --text-secondary:#9e9e9e;
  --text-muted:    #616161;
  --accent:        #4caf50;
  --accent-hover:  #66bb6a;
  --accent-muted:  #1b5e20;
  --highlight:     rgba(76, 175, 80, 0.25);
  --badge-bg:      #1b3a1c;
  --badge-text:    #81c784;
  --warning:       #ff9800;
  --error:         #f44336;
  --sidebar-w:     240px;
  --header-h:      56px;
  --font: system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}

/* Conteneur principal */
.doc-container {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.doc-app {
  display: flex;
  flex-direction: column;
  font-family: var(--font);
  color: var(--text-primary);
  background: transparent;
}

/* Header doc */
.doc-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: var(--bg-sidebar);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 16px;
  flex-shrink: 0;
}

.doc-header .logo {
  color: var(--accent);
  font-weight: 700;
  font-size: 1.05rem;
  white-space: nowrap;
}

.doc-header .logo span {
  font-weight: 300;
  opacity: .8;
}

.doc-sidebar-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 4px 6px;
}

.doc-search-wrap {
  flex: 1;
  max-width: 360px;
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
}

.doc-search-wrap .search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: .9rem;
  pointer-events: none;
}

.doc-search-input {
  width: 100%;
  padding: 6px 12px 6px 34px;
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 1rem;
  outline: none;
  background: var(--bg-card);
  color: var(--text-primary);
}

.doc-search-input::placeholder { color: var(--text-muted); }
.doc-search-input:focus { border-color: var(--accent); }

.doc-search-count {
  color: var(--text-secondary);
  font-size: .78rem;
  white-space: nowrap;
}

/* Mod filters */
.mod-filters { display: flex; gap: 4px; }

.mod-btn {
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: transparent;
  color: var(--text-secondary);
  font-size: .75rem;
  cursor: pointer;
  transition: background .12s;
}

.mod-btn.active {
  background: var(--accent-muted);
  border-color: var(--accent);
  color: var(--accent);
}

.mod-btn:hover { background: var(--bg-hover); }

.version-badge {
  font-size: .7rem;
  padding: 2px 8px;
  border-radius: 10px;
  background: var(--badge-bg);
  color: var(--badge-text);
  font-family: monospace;
}

/* Body layout */
.doc-body {
  display: flex;
  flex: 1;
  /* overflow: hidden retiré — bloquait position: sticky sur .doc-sidebar */
}

.doc-sidebar {
  width: var(--sidebar-w);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  position: sticky;
  top: var(--header-h);
  height: calc(100vh - var(--header-h));
  overflow-y: auto;
  align-self: flex-start;
  flex-shrink: 0;
  transition: transform .2s;
}

.doc-sidebar-nav { padding: 12px 0; }

.nav-item {
  display: block;
  padding: 8px 16px;
  font-size: .85rem;
  color: var(--text-primary);
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: background .1s, border-color .1s;
  cursor: pointer;
}

.nav-item:hover { background: var(--bg-hover); }

.nav-item.active {
  border-left-color: var(--accent);
  background: var(--accent-muted);
  color: var(--accent);
  font-weight: 600;
}

.nav-item.hidden-nav { opacity: .3; }

.nav-sub-list {
  display: none;
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav-sub-list.open { display: block; }

.nav-sub-item {
  display: block;
  padding: 5px 16px 5px 32px;
  font-size: .78rem;
  color: var(--text-secondary);
  border-left: 2px solid var(--border);
  cursor: pointer;
  transition: color .1s;
}

.nav-sub-item:hover { color: var(--accent); }

.doc-sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 49;
}

.doc-sidebar-overlay.visible { display: block; }

/* Content area */
.doc-content {
  flex: 1;
  overflow-y: auto;
  padding: 24px 32px;
}

/* Sections */
.section {
  margin-bottom: 48px;
  scroll-margin-top: 16px;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  background: var(--bg-card);
}

.section.hidden { display: none; }

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: var(--bg-sidebar);
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  user-select: none;
}

.section-header:hover { background: var(--bg-hover); }

.section-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--accent);
}

.section-meta {
  display: flex;
  align-items: center;
  gap: 8px;
}

.tag {
  font-size: .7rem;
  padding: 2px 7px;
  border-radius: 10px;
  background: var(--badge-bg);
  color: var(--badge-text);
  font-weight: 500;
}

.tag.mod-interface { background: #1a237e; color: #90caf9; }
.tag.mod-audio     { background: #4a0e0e; color: #ef9a9a; }
.tag.mod-pwa       { background: #2a1040; color: #ce93d8; }

.collapse-icon {
  color: var(--text-muted);
  font-size: .8rem;
  transition: transform .2s;
}

.section.collapsed .collapse-icon { transform: rotate(-90deg); }

.section-body { padding: 20px; }
.section.collapsed .section-body { display: none; }

/* Tables */
.table-wrap {
  position: relative;
  overflow-x: auto;
  margin: 12px 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: .85rem;
}

thead th {
  background: var(--bg-sidebar);
  color: var(--text-primary);
  padding: 8px 10px;
  text-align: left;
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
}

thead th:hover { background: var(--bg-hover); }

.sort-arrow { margin-left: 4px; opacity: .7; font-size: .7rem; }

tbody tr:nth-child(even) { background: var(--bg-table-alt); }
tbody tr:hover { background: var(--bg-hover); }

td {
  padding: 7px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
  color: var(--text-primary);
}

.reg-num { font-family: monospace; font-weight: 600; color: var(--accent); }
.type-r  { color: #64b5f6; }
.type-w  { color: #ef5350; }
.type-rw { color: var(--warning); }

.table-search-wrap { margin-bottom: 8px; }

.table-search {
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 1rem;
  width: 100%;
  max-width: 280px;
  outline: none;
  background: var(--bg-card);
  color: var(--text-primary);
}

.table-search::placeholder { color: var(--text-muted); }
.table-search:focus { border-color: var(--accent); }

/* Code blocks */
pre {
  background: var(--bg-sidebar);
  color: var(--accent);
  padding: 16px;
  border-radius: 6px;
  overflow-x: auto;
  font-size: .8rem;
  line-height: 1.6;
  margin: 12px 0;
  border: 1px solid var(--border);
}

code { font-family: "Consolas","Fira Mono",monospace; }

.ascii-block, .seq-block {
  background: var(--bg-sidebar);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px;
  overflow-x: auto;
  font-family: monospace;
  font-size: .78rem;
  line-height: 1.5;
  color: var(--text-primary);
  margin: 12px 0;
  white-space: pre;
}

mark {
  background: var(--highlight);
  color: var(--text-primary);
  border-radius: 2px;
  padding: 0 1px;
}

/* Section body text */
.section-body h3 {
  font-size: .95rem;
  font-weight: 600;
  margin: 20px 0 8px;
  color: var(--text-primary);
}

.section-body h3:first-child { margin-top: 0; }

.section-body p {
  font-size: .88rem;
  line-height: 1.7;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.section-body ul, .section-body ol {
  padding-left: 20px;
  margin: 8px 0;
}

.section-body li {
  font-size: .87rem;
  line-height: 1.7;
  color: var(--text-primary);
}

/* Changelog */
.changelog-list { list-style: none; padding: 0; }

.cl-item {
  display: flex;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  align-items: baseline;
}

.cl-item:last-child { border-bottom: none; }

.cl-version {
  font-family: monospace;
  font-weight: 700;
  color: var(--accent);
  white-space: nowrap;
  min-width: 110px;
}

.cl-date {
  font-size: .78rem;
  color: var(--text-muted);
  white-space: nowrap;
  min-width: 80px;
}

.cl-desc { font-size: .85rem; color: var(--text-primary); }

/* No-results */
.doc-no-results {
  text-align: center;
  color: var(--text-muted);
  padding: 40px;
  font-size: .95rem;
}

/* Register rows */
.reg-row { cursor: pointer; }

.reg-row.reg-active { border-left: 3px solid var(--accent); }

.reg-row.reg-active td:first-child { padding-left: 7px; }

.reg-detail-row td {
  padding: 0;
  border-bottom: 1px solid var(--border);
}

.reg-detail-panel {
  background: var(--bg-sidebar);
  border-left: 3px solid var(--accent);
  padding: 12px 16px;
}

.reg-detail-panel .rd-util {
  font-size: .87rem;
  color: var(--text-primary);
  line-height: 1.6;
  margin-bottom: 10px;
}

.rd-meta {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

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

.rd-label {
  font-size: .7rem;
  text-transform: uppercase;
  color: var(--text-secondary);
  letter-spacing: .04em;
}

.rd-val { font-size: .85rem; color: var(--text-primary); }

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

.rd-section-title {
  font-size: .7rem;
  text-transform: uppercase;
  color: var(--text-secondary);
  letter-spacing: .04em;
  margin-bottom: 5px;
}

.rd-badges { display: flex; flex-wrap: wrap; gap: 6px; }

.rd-badge-enum {
  padding: 2px 8px;
  border-radius: 10px;
  background: var(--accent-muted);
  color: var(--badge-text);
  font-size: .78rem;
}

.rd-badge-fn {
  padding: 2px 8px;
  border-radius: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-size: .78rem;
}

.rd-notes {
  font-size: .82rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  font-style: italic;
}

.rd-empty { color: var(--text-secondary); font-style: italic; font-size: .82rem; }

.rd-link-key {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

.rd-link-key a {
  color: var(--accent);
  text-decoration: none;
  font-size: .82rem;
  font-weight: 500;
}

.rd-link-key a:hover { text-decoration: underline; }

.reg-key-badge {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 8px;
  background: var(--accent-muted);
  color: var(--badge-text);
  font-size: .65rem;
  margin-left: 6px;
  vertical-align: middle;
  font-weight: 600;
}

/* Key registers cards */
.keyreg-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  margin-bottom: 16px;
  overflow: hidden;
}

.keyreg-card.tier1 { border-left: 3px solid var(--accent); }
.keyreg-card.tier2 { border-left: 3px solid var(--border); }

.keyreg-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--bg-sidebar);
  border-bottom: 1px solid var(--border);
}

.keyreg-title { font-size: .95rem; font-weight: 600; color: var(--accent); }

.keyreg-badges { display: flex; gap: 8px; align-items: center; }

.keyreg-body { padding: 16px; }

.keyreg-desc {
  font-size: .87rem;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.keyreg-block {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.keyreg-block-title {
  font-size: .75rem;
  text-transform: uppercase;
  color: var(--text-secondary);
  letter-spacing: .04em;
  margin-bottom: 8px;
  font-weight: 600;
}

/* User guide view */
.doc-user-view {
  overflow-y: auto;
  padding: 0;
}

.doc-user-body {
  max-width: 800px;
  margin: 0 auto;
  padding: 32px 32px 64px;
}

.doc-page-header {
  background: var(--bg-sidebar);
  border-bottom: 2px solid var(--accent);
  padding: 28px 32px;
  text-align: center;
  margin-bottom: 32px;
}

.doc-page-header h1 {
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.5px;
}

.doc-page-header p {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-top: 6px;
}

/* User guide cards */
.doc-user-content .card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 28px 32px;
  margin-bottom: 32px;
}

.doc-user-content .card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.doc-user-content .card ol {
  padding-left: 0;
  list-style: none;
  counter-reset: steps;
}

.doc-user-content .card ol li {
  counter-increment: steps;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 16px;
  font-size: 1rem;
  color: var(--text-primary);
}

.doc-user-content .card ol li::before {
  content: counter(steps);
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  background: var(--accent-muted);
  border: 2px solid var(--accent);
  border-radius: 50%;
  color: var(--accent);
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}

.doc-user-content .card ol li .step-text { padding-top: 6px; }

.doc-user-content .warn-box {
  background: rgba(255, 152, 0, 0.1);
  border: 2px solid var(--warning);
  border-radius: 6px;
  padding: 14px 18px;
  margin-bottom: 16px;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.doc-user-content .warn-box .warn-label {
  font-weight: 700;
  color: var(--warning);
  margin-bottom: 4px;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.doc-user-content .error-box {
  background: rgba(244, 67, 54, 0.1);
  border: 2px solid var(--error);
  border-radius: 6px;
  padding: 14px 18px;
  margin-bottom: 16px;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.doc-user-content .error-box .error-label {
  font-weight: 700;
  color: var(--error);
  margin-bottom: 4px;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.doc-user-content .info-box {
  background: rgba(76, 175, 80, 0.08);
  border: 1px solid var(--accent);
  border-radius: 6px;
  padding: 14px 18px;
  margin-bottom: 16px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.doc-user-content .card p {
  margin-bottom: 12px;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.menu-path {
  display: inline-block;
  background: var(--bg-sidebar);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px 10px;
  font-size: 0.9rem;
  color: var(--accent);
  font-family: monospace;
  margin: 2px 0;
}

/* Responsive */
@media (max-width: 1024px) {
  .doc-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 50;
    transform: translateX(-100%);
    width: 280px;
    transition: transform .3s ease;
  }

  .doc-sidebar.open {
    transform: translateX(0);
    box-shadow: 4px 0 20px rgba(0,0,0,.5);
  }

  .doc-sidebar-toggle { display: block; padding: 10px 12px; }

  .doc-content { margin-left: 0; padding: 16px 20px; }

  .nav-item { padding: 13px 16px; font-size: .9rem; }
  .nav-sub-item { padding: 12px 16px 12px 32px; font-size: .85rem; }
  td { padding: 11px 10px; }
  .mod-btn { padding: 10px 14px; font-size: .85rem; }

  .section-body p { font-size: .93rem; line-height: 1.75; }
  .section-body li { font-size: .93rem; line-height: 1.8; }
  pre { font-size: .85rem; }
  .ascii-block, .seq-block { font-size: .85rem; }
  table { font-size: .88rem; }
  .section-meta .tag, .section-meta .version-badge { display: none; }
  .section-header { padding: 16px 20px; }
  .table-wrap::after {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 32px;
    background: linear-gradient(to right, transparent, #121212);
    pointer-events: none;
  }
}

@media (max-width: 768px) {
  .doc-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 50;
    transform: translateX(-100%);
  }
  .doc-sidebar.open {
    transform: translateX(0);
    box-shadow: 4px 0 16px rgba(0,0,0,.4);
  }
  .doc-content { padding: 16px; }
  .mod-filters { display: none; }
  .doc-user-body { padding: 20px 16px 48px; }
  .doc-user-content .card { padding: 20px 18px; }
  .doc-page-header { padding: 20px 16px; }
  .doc-page-header h1 { font-size: 1.3rem; }
}

/* Scrollbar dans la doc */
.doc-content::-webkit-scrollbar { width: 8px; height: 8px; }
.doc-content::-webkit-scrollbar-track { background: var(--bg-main); }
.doc-content::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
.doc-content::-webkit-scrollbar-thumb:hover { background: #555; }

/* FAB flottant retour en haut */
.doc-fab-top {
    position: fixed;
    top: calc(var(--header-h, 56px) + 12px);
    right: 24px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--accent);
    color: #000;
    font-size: 1.1rem;
    font-weight: bold;
    border: none;
    cursor: pointer;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.4);
    transition: background 0.15s, transform 0.15s;
}

.doc-fab-top:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
}