/* ════════════════════════════════════════════
   VikiPedia — Wiki-Modul (eigenständige Stylesheet-Datei,
   greift auf Dashboard-CSS-Variablen aus app-v2.css zu)
   ════════════════════════════════════════════ */

.vp-shell {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 16px;
  height: calc(100vh - 80px);
  min-height: 500px;
}

/* ── Sidebar ─────────────────────────────────── */

.vp-sidebar {
  background: var(--v2-bg-surface);
  border: 1px solid var(--v2-border-subtle);
  border-radius: 12px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow: hidden;
}

.vp-search {
  width: 100%;
  padding: 8px 12px;
  background: var(--v2-bg-sunken);
  border: 1px solid var(--v2-border-default);
  border-radius: 8px;
  color: var(--v2-text-primary);
  font-family: inherit;
  font-size: 13px;
}

.vp-search:focus {
  outline: none;
  border-color: var(--v2-accent);
  box-shadow: 0 0 0 2px var(--v2-accent-soft);
}

.vp-modes {
  display: flex;
  gap: 4px;
  background: var(--v2-bg-sunken);
  padding: 3px;
  border-radius: 8px;
}

.vp-mode-btn {
  flex: 1;
  padding: 6px 10px;
  background: transparent;
  border: none;
  border-radius: 6px;
  color: var(--v2-text-secondary);
  cursor: pointer;
  font-family: inherit;
  font-size: 12px;
  font-weight: 600;
  transition: background 0.15s, color 0.15s;
}

.vp-mode-btn:hover {
  color: var(--v2-text-primary);
}

.vp-mode-btn.active {
  background: var(--v2-bg-surface);
  color: var(--v2-accent-text);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.vp-page-list {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-right: 4px;
}

/* Kategorie-Header: klickbar → öffnet Kategorie-Übersicht */
.vp-cat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--v2-text-muted);
  padding: 4px 6px;
  background: transparent;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.12s, color 0.12s;
}

.vp-cat-header:hover {
  background: var(--v2-bg-hover);
  color: var(--v2-accent-text);
}

.vp-cat-count {
  background: var(--v2-bg-sunken);
  padding: 1px 6px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 10px;
}

.vp-page-link {
  display: block;
  width: 100%;
  text-align: left;
  padding: 6px 8px;
  margin: 1px 0;
  background: transparent;
  border: none;
  border-radius: 6px;
  color: var(--v2-text-secondary);
  cursor: pointer;
  font-family: inherit;
  font-size: 12.5px;
  line-height: 1.35;
  transition: background 0.12s, color 0.12s;
}

.vp-page-link:hover {
  background: var(--v2-bg-hover);
  color: var(--v2-text-primary);
}

.vp-page-link.active {
  background: var(--v2-bg-active);
  color: var(--v2-accent-text);
  font-weight: 600;
}

/* ── Main-Bereich ────────────────────────────── */

.vp-main {
  background: var(--v2-bg-surface);
  border: 1px solid var(--v2-border-subtle);
  border-radius: 12px;
  padding: 24px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.vp-loading,
.vp-error {
  padding: 32px;
  color: var(--v2-text-muted);
  text-align: center;
}

.vp-error {
  color: #c0392b;
  background: rgba(192, 57, 43, 0.06);
  border: 1px solid rgba(192, 57, 43, 0.2);
  border-radius: 10px;
}

.vp-error h3 {
  margin: 0 0 8px 0;
  color: #c0392b;
}

/* ── Welcome ─────────────────────────────────── */

.vp-welcome {
  max-width: 640px;
  margin: 32px auto;
  text-align: center;
}

.vp-welcome h2 {
  font-size: 28px;
  margin: 0 0 8px 0;
  color: var(--v2-text-primary);
}

.vp-welcome-sub {
  color: var(--v2-text-secondary);
  margin-bottom: 28px;
  font-size: 14px;
}

.vp-welcome-stats {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin: 24px 0 36px 0;
}

.vp-stat {
  background: var(--v2-bg-sunken);
  padding: 16px 24px;
  border-radius: 12px;
  min-width: 100px;
}

.vp-stat-number {
  font-size: 28px;
  font-weight: 700;
  color: var(--v2-accent-text);
  line-height: 1;
}

.vp-stat-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--v2-text-muted);
  margin-top: 4px;
}

.vp-welcome-cats {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 8px;
  margin: 24px 0;
}

.vp-welcome-cats li {
  background: var(--v2-bg-sunken);
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 13px;
  color: var(--v2-text-secondary);
}

.vp-welcome-cats strong {
  color: var(--v2-text-primary);
  text-transform: capitalize;
}

.vp-hint {
  margin-top: 24px;
  color: var(--v2-text-muted);
  font-size: 13px;
}

.vp-hint a {
  color: var(--v2-accent-text);
  text-decoration: none;
  font-weight: 600;
}

.vp-hint a:hover {
  text-decoration: underline;
}

/* ── Article ─────────────────────────────────── */

.vp-article {
  flex: 1;
  max-width: 820px;
  margin: 0 auto 0 0;
}

.vp-article-header {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--v2-border-subtle);
}

.vp-cat-badge {
  background: var(--v2-bg-sunken);
  color: var(--v2-text-secondary);
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Per-Category-Tinten — passend zu Graph */
.vp-cat-concepts   { background: rgba(154, 205, 50, 0.18); color: #6a9020; }
.vp-cat-entities   { background: rgba(95, 179, 168, 0.18); color: #2f7268; }
.vp-cat-skills     { background: rgba(224, 166, 74, 0.18); color: #8a6018; }
.vp-cat-references { background: rgba(169, 137, 212, 0.20); color: #6b4f9a; }
.vp-cat-synthesis  { background: rgba(217, 106, 138, 0.18); color: #9a3a5a; }
.vp-cat-projects   { background: rgba(74, 157, 63, 0.18); color: #2c6420; }
.vp-cat-journal    { background: rgba(138, 142, 152, 0.18); color: #4a4e58; }

.vp-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.vp-tag {
  background: var(--v2-bg-sunken);
  color: var(--v2-text-muted);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 10.5px;
}

.vp-article-body {
  font-size: 14px;
  line-height: 1.6;
  color: var(--v2-text-primary);
}

.vp-article-body h1,
.vp-article-body h2,
.vp-article-body h3,
.vp-article-body h4 {
  color: var(--v2-text-primary);
  margin-top: 1.6em;
  margin-bottom: 0.5em;
  font-weight: 700;
}

.vp-article-body h1 { font-size: 22px; margin-top: 0; }
.vp-article-body h2 { font-size: 18px; padding-top: 8px; border-top: 1px solid var(--v2-border-subtle); }
.vp-article-body h3 { font-size: 15px; }
.vp-article-body h4 { font-size: 13.5px; color: var(--v2-text-secondary); }

.vp-article-body p,
.vp-article-body ul,
.vp-article-body ol {
  margin: 0 0 12px 0;
}

.vp-article-body ul,
.vp-article-body ol { padding-left: 22px; }

.vp-article-body li { margin: 4px 0; }

.vp-article-body a {
  color: var(--v2-accent-text);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.vp-article-body a:hover {
  border-bottom-color: var(--v2-accent-text);
}

.vp-article-body a[title="Seite existiert (noch) nicht"] {
  color: var(--v2-text-muted);
  border-bottom: 1px dashed var(--v2-text-muted);
}

.vp-article-body code {
  background: var(--v2-bg-sunken);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 0.92em;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.vp-article-body pre {
  background: var(--v2-bg-sunken);
  padding: 12px 14px;
  border-radius: 8px;
  overflow-x: auto;
  font-size: 12.5px;
}

.vp-article-body pre code { background: transparent; padding: 0; }

.vp-article-body blockquote {
  margin: 12px 0;
  padding: 8px 16px;
  border-left: 3px solid var(--v2-accent);
  background: var(--v2-bg-sunken);
  color: var(--v2-text-secondary);
  font-style: italic;
}

.vp-article-body table {
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 13px;
  width: 100%;
}

.vp-article-body th,
.vp-article-body td {
  text-align: left;
  padding: 6px 12px;
  border-bottom: 1px solid var(--v2-border-subtle);
  vertical-align: top;
}

.vp-article-body th {
  background: var(--v2-bg-sunken);
  font-weight: 700;
  color: var(--v2-text-primary);
}

/* ── Quellen-Block ───────────────────────────── */

.vp-sources {
  margin-top: 32px;
  padding-top: 16px;
  border-top: 1px solid var(--v2-border-subtle);
}

.vp-sources h3 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--v2-text-muted);
  margin: 0 0 10px 0;
}

.vp-sources ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.vp-sources a {
  color: var(--v2-accent-text);
  text-decoration: none;
  font-size: 13px;
}

.vp-sources a:hover { text-decoration: underline; }

.vp-src-type {
  display: inline-block;
  margin-left: 8px;
  padding: 1px 6px;
  background: var(--v2-bg-sunken);
  border-radius: 4px;
  font-size: 10px;
  color: var(--v2-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ── Backlinks-Panel (am Ende des Articles) ─── */

.vp-backlinks {
  margin-top: 32px;
  padding: 16px 20px;
  background: var(--v2-bg-sunken);
  border-radius: 10px;
}

.vp-backlinks h3 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--v2-text-muted);
  margin: 0 0 10px 0;
}

.vp-backlinks ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.vp-backlinks a {
  display: inline-block;
  padding: 4px 10px;
  background: var(--v2-bg-surface);
  border-radius: 6px;
  font-size: 12.5px;
  color: var(--v2-text-secondary);
  text-decoration: none;
  border: 1px solid var(--v2-border-subtle);
}

.vp-backlinks a:hover {
  background: var(--v2-bg-active);
  color: var(--v2-accent-text);
  border-color: var(--v2-accent);
}

/* ── Graph ───────────────────────────────────── */

.vp-graph-hint {
  font-size: 12px;
  color: var(--v2-text-muted);
  margin-bottom: 8px;
  padding: 8px 12px;
  background: var(--v2-bg-sunken);
  border-radius: 8px;
}

.vp-layout-badge {
  display: inline-block;
  margin-left: 12px;
  padding: 2px 8px;
  background: var(--v2-bg-surface);
  border: 1px solid var(--v2-border-subtle);
  border-radius: 4px;
  font-size: 10.5px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  color: var(--v2-accent-text);
}

.vp-graph-container {
  flex: 1;
  width: 100%;
  min-height: 400px;
  border: 1px solid var(--v2-border-subtle);
  border-radius: 10px;
  background: var(--v2-bg-sunken);
}

/* ── Kategorie-Übersicht (Card-Grid) ─────────── */

.vp-category-view {
  max-width: 960px;
  margin: 0 auto;
}

.vp-category-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.vp-category-header h2 {
  font-size: 22px;
  margin: 0;
  color: var(--v2-text-primary);
}

.vp-cat-count-big {
  font-size: 14px;
  font-weight: 400;
  color: var(--v2-text-muted);
  margin-left: 6px;
}

.vp-back-btn {
  padding: 6px 12px;
  background: var(--v2-bg-sunken);
  border: 1px solid var(--v2-border-subtle);
  border-radius: 6px;
  color: var(--v2-text-secondary);
  cursor: pointer;
  font-family: inherit;
  font-size: 12px;
  transition: background 0.12s;
}

.vp-back-btn:hover {
  background: var(--v2-bg-hover);
  color: var(--v2-text-primary);
}

.vp-category-search {
  margin-bottom: 16px;
}

.vp-category-search input {
  width: 100%;
  padding: 8px 12px;
  background: var(--v2-bg-sunken);
  border: 1px solid var(--v2-border-default);
  border-radius: 8px;
  color: var(--v2-text-primary);
  font-family: inherit;
  font-size: 13px;
}

.vp-category-search input:focus {
  outline: none;
  border-color: var(--v2-accent);
  box-shadow: 0 0 0 2px var(--v2-accent-soft);
}

.vp-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}

.vp-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  background: var(--v2-bg-sunken);
  border: 1px solid var(--v2-border-subtle);
  border-radius: 10px;
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  transition: border-color 0.15s, background 0.15s;
}

.vp-card:hover {
  border-color: var(--v2-accent);
  background: var(--v2-bg-hover);
}

.vp-card-title {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--v2-text-primary);
  line-height: 1.3;
}

.vp-card-summary {
  font-size: 12px;
  color: var(--v2-text-secondary);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.vp-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
  margin-top: 2px;
}

/* Kategorie-Badge als Link in der Article-Ansicht */
a.vp-cat-badge {
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.12s;
}

a.vp-cat-badge:hover {
  opacity: 0.75;
}

/* Welcome-Cats als Links */
.vp-welcome-cats a {
  text-decoration: none;
  color: inherit;
  display: block;
}

.vp-welcome-cats a:hover {
  background: var(--v2-bg-hover);
}

/* ── Mobile (Smartphone) ─────────────────────── */

@media (max-width: 720px) {
  .vp-shell {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    height: calc(100vh - 110px);
  }
  .vp-sidebar {
    max-height: 240px;
  }
  .vp-page-list {
    max-height: 160px;
  }
  .vp-main {
    padding: 16px;
  }
  .vp-article-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .vp-welcome-stats {
    flex-wrap: wrap;
  }
}

/* ── Source-Modal (PDF-Overlay statt target="_blank" auf Mobile/PWA) ── */

.vp-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
}

.vp-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

.vp-modal-card {
  position: relative;
  width: min(96vw, 1100px);
  height: min(92vh, 900px);
  background: var(--v2-bg-surface);
  border: 1px solid var(--v2-border-default);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.vp-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-bottom: 1px solid var(--v2-border-subtle);
  background: var(--v2-bg-sunken);
  gap: 12px;
}

.vp-modal-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--v2-text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.vp-modal-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-shrink: 0;
}

.vp-modal-action,
.vp-modal-close {
  appearance: none;
  background: transparent;
  border: 1px solid var(--v2-border-default);
  color: var(--v2-text-primary);
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
}

.vp-modal-action:hover,
.vp-modal-close:hover {
  background: var(--v2-bg-elevated);
  border-color: var(--v2-accent);
}

.vp-modal-body {
  flex: 1 1 auto;
  min-height: 0;
  background: #fff;
}

.vp-modal-frame {
  width: 100%;
  height: 100%;
  border: 0;
  background: #fff;
  display: block;
}

body.vp-modal-open {
  overflow: hidden;
}

/* Mobile: Vollbild-Modal — PWA-tauglich */
@media (max-width: 700px) {
  .vp-modal-card {
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    border-radius: 0;
    border: 0;
  }
  .vp-modal-header {
    padding-top: max(10px, env(safe-area-inset-top));
  }
}