/* ==========================================================
   Clean Light Mode Markdown Wiki
   Schlank, aufgeräumt, inspiriert von GitHub Docs & Notion
   ========================================================== */

:root {
  --bg-body: #ffffff;
  --bg-sidebar: #f8fafc;
  --bg-subtle: #f1f5f9;
  --bg-code: #f6f8fa;

  --text-main: #0f172a;
  --text-body: #334155;
  --text-muted: #64748b;

  --border-color: #e2e8f0;
  --border-dark: #cbd5e1;

  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-bg: #eff6ff;

  --callout-info-bg: #f0fdf4;
  --callout-info-border: #16a34a;
  --callout-info-text: #14532d;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', Consolas, Monaco, monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-body);
  color: var(--text-body);
  font-family: var(--font-sans);
  font-size: 14.5px;
  line-height: 1.65;
  min-height: 100vh;
}

/* Topbar */
.topbar {
  border-bottom: 1px solid var(--border-color);
  background: #ffffff;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

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

.brand-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.2px;
}

.topbar-search {
  width: 280px;
}

.topbar-search input {
  width: 100%;
  padding: 6px 12px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 13px;
  font-family: var(--font-sans);
  outline: none;
  transition: border-color 0.15s, background 0.15s;
}

.topbar-search input:focus {
  background: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary-bg);
}

/* Main Layout */
.wiki-container {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: calc(100vh - 55px);
}

/* Sidebar */
.wiki-sidebar {
  border-right: 1px solid var(--border-color);
  background: var(--bg-sidebar);
  padding: 24px 14px;
  position: sticky;
  top: 55px;
  height: calc(100vh - 55px);
  overflow-y: auto;
}

.sidebar-menu {
  display: flex;
  flex-direction: column;
}

.menu-heading {
  display: block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-muted);
  margin-bottom: 8px;
  padding-left: 8px;
}

.menu-link {
  display: block;
  padding: 6px 10px;
  color: var(--text-body);
  text-decoration: none;
  font-size: 13.5px;
  border-radius: 6px;
  margin-bottom: 2px;
  transition: background 0.15s, color 0.15s;
}

.menu-link:hover {
  background: #e2e8f0;
  color: var(--text-main);
}

.menu-link.active {
  background: var(--primary-bg);
  color: var(--primary);
  font-weight: 600;
}

/* Content Area */
.wiki-content {
  padding: 36px 48px;
  background: #ffffff;
}

.markdown-body {
  max-width: 760px;
}

/* Typography */
.markdown-body h1 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 8px;
  margin-bottom: 12px;
  letter-spacing: -0.3px;
}

.markdown-body h2 {
  font-size: 19px;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 28px;
  margin-bottom: 8px;
}

.markdown-body h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
  margin-top: 22px;
  margin-bottom: 8px;
}

.markdown-body h4 {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-main);
  margin-top: 16px;
  margin-bottom: 6px;
}

.markdown-body p {
  margin-bottom: 14px;
}

.markdown-body ul, .markdown-body ol {
  margin-bottom: 14px;
  padding-left: 22px;
}

.markdown-body li {
  margin-bottom: 5px;
}

.markdown-body hr {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: 32px 0;
}

/* Inline Code & Kbd */
code {
  font-family: var(--font-mono);
  font-size: 12.5px;
  background: var(--bg-code);
  border: 1px solid #d0d7de;
  padding: 2px 5px;
  border-radius: 4px;
  color: #0f172a;
}

kbd {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  background: #f8fafc;
  border: 1px solid #cbd5e1;
  border-bottom: 2px solid #94a3b8;
  padding: 1px 6px;
  border-radius: 4px;
  color: #1e293b;
}

.subtext {
  display: block;
  font-size: 11.5px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Callouts */
.md-callout {
  background: var(--bg-subtle);
  border-left: 4px solid var(--border-dark);
  padding: 12px 16px;
  border-radius: 0 6px 6px 0;
  margin: 16px 0;
  font-size: 13.5px;
}

.md-callout.info {
  background: #f0fdf4;
  border-left-color: #16a34a;
  color: #14532d;
}

.md-callout ul, .md-callout ol {
  margin-bottom: 0;
}

/* Tables (GitHub Markdown Style) */
.md-table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0 20px 0;
  font-size: 13.5px;
}

.md-table th {
  background: var(--bg-subtle);
  font-weight: 600;
  color: var(--text-main);
  text-align: left;
  padding: 8px 12px;
  border: 1px solid var(--border-color);
}

.md-table td {
  padding: 9px 12px;
  border: 1px solid var(--border-color);
  vertical-align: middle;
}

.md-table tr:nth-child(even) td {
  background: #fafafa;
}

/* Copy Button */
.btn-copy {
  background: #ffffff;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 11.5px;
  font-weight: 500;
  padding: 3px 7px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-copy:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-bg);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #0f172a;
  color: #fff;
  font-size: 12.5px;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: 6px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  opacity: 0;
  transform: translateY(8px);
  transition: all 0.18s ease;
  pointer-events: none;
  z-index: 100;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
  .wiki-container {
    grid-template-columns: 1fr;
  }

  .wiki-sidebar {
    position: static;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding: 12px 16px;
  }

  .sidebar-menu {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 4px;
  }

  .menu-heading {
    display: none;
  }

  .topbar-search {
    width: 180px;
  }

  .wiki-content {
    padding: 24px 16px;
  }
}