/**
 * Soft Editorial Workspace
 * Calm documentation UI. Restraint over effect.
 * No AI slop. No glassmorphism. No gradient spectacle.
 */

/* ============================================
   DESIGN TOKENS
   ============================================ */
:root {
  --theme-color: #5A54E8;
  --theme-color-dark: #4A44D0;
  --bg-app: #F3F1F6;
  --bg-panel: #FAFAFB;
  --bg-sidebar: #F6F5F7;
  --bg-active: #E8E3F7;
  --accent: #5A54E8;
  --accent-border: #6A63F0;
  --text-primary: #334155;
  --text-secondary: #5B6472;
  --text-muted: #7A8391;
  --border-soft: rgba(51, 65, 85, 0.08);
  --divider: rgba(51, 65, 85, 0.10);
  --shadow-panel: 0 8px 30px rgba(40, 44, 52, 0.06);
  --radius-panel: 28px;
  --radius-pill: 18px;
  --radius-input: 16px;
  --radius-chip: 16px;
  --sidebar-padding-x: 24px;
  --sidebar-padding-y: 20px;
  --panel-padding: 56px;
  --section-gap: 40px;
  --nav-item-gap: 14px;
  --line-height-tight: 1.4;
  --line-height-body: 1.65;
  --line-height-loose: 1.8;
}

/* ============================================
   BASE - QUIET BACKGROUND FIELD
   ============================================ */
html, body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg-app);
  color: var(--text-primary);
  line-height: var(--line-height-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

#app {
  min-height: 100vh;
}

/* ============================================
   SIDEBAR - LEFT NAVIGATION RAIL
   ============================================ */
.sidebar {
  background: var(--bg-sidebar) !important;
  border-right: 1px solid var(--border-soft) !important;
  padding: var(--sidebar-padding-y) var(--sidebar-padding-x);
}

.sidebar .sidebar-nav > li:first-child {
  margin-top: 0;
}

.sidebar-nav {
  padding: 0;
}

.sidebar-nav li {
  margin: 4px 0;
  list-style: none;
}

.sidebar-nav a {
  display: block;
  padding: 10px 16px;
  border-radius: var(--radius-chip);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 450;
  transition: background 0.15s ease, color 0.15s ease;
}

.sidebar-nav a:hover {
  background: rgba(90, 84, 232, 0.06);
  color: var(--accent);
}

.sidebar-nav li.active > a {
  background: var(--bg-active);
  color: var(--accent);
  font-weight: 500;
  border: 1px solid rgba(90, 84, 232, 0.2);
}

.sidebar-nav ul {
  padding-left: 12px;
  margin: 4px 0 12px 0;
  border-left: 1px solid var(--border-soft);
}

.sidebar-nav ul ul {
  border-left-color: transparent;
}

.app-name-link {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text-primary);
  padding: 0 0 20px 0;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--divider);
  display: block;
}

.app-name-link:hover {
  color: var(--accent);
}

/* ============================================
   SEARCH - SLIM INPUT
   ============================================ */
.search {
  padding: 0 0 20px 0;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--divider);
}

.search input {
  width: 100%;
  padding: 12px 18px;
  border-radius: var(--radius-input);
  border: 1px solid var(--border-soft);
  background: var(--bg-panel);
  font-size: 0.9375rem;
  color: var(--text-primary);
  transition: border-color 0.15s ease;
}

.search input::placeholder {
  color: var(--text-muted);
}

.search input:focus {
  outline: none;
  border-color: var(--accent-border);
}

/* ============================================
   CONTENT - LIQUID, FILLS SPACE
   ============================================ */
.content {
  padding: 48px 56px 96px 64px;
  max-width: none;
  width: 100%;
}

.markdown-section {
  background: var(--bg-panel);
  padding: var(--panel-padding);
  margin: 0;
  max-width: none;
  width: 100%;
  box-sizing: border-box;
}


/* Typography - documentation hierarchy */
.markdown-section h1 {
  font-size: 2rem;
  font-weight: 600;
  line-height: var(--line-height-tight);
  margin: 0 0 24px 0;
  color: var(--text-primary);
}

.markdown-section h2 {
  font-size: 1.375rem;
  font-weight: 600;
  line-height: var(--line-height-tight);
  margin: 40px 0 16px 0;
  padding-bottom: 10px;
  color: var(--text-primary);
  border-bottom: 1px solid var(--divider);
}

.markdown-section h3 {
  font-size: 1.125rem;
  font-weight: 600;
  line-height: var(--line-height-tight);
  margin: 28px 0 12px 0;
  color: var(--text-primary);
}

.markdown-section p {
  margin: 0 0 18px 0;
  font-size: 1rem;
  line-height: var(--line-height-loose);
  color: var(--text-secondary);
}

.markdown-section ul, .markdown-section ol {
  margin: 0 0 20px 0;
  padding-left: 24px;
}

.markdown-section li {
  margin: 6px 0;
  line-height: var(--line-height-loose);
  color: var(--text-secondary);
}

.markdown-section strong {
  font-weight: 600;
  color: var(--text-primary);
}

/* Links - inline accent */
.markdown-section a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.15s ease;
}

.markdown-section a:hover {
  color: var(--theme-color-dark);
}

/* Blockquotes - subtle callout */
.markdown-section blockquote {
  margin: 24px 0;
  padding: 18px 22px;
  background: var(--bg-sidebar);
  border-radius: var(--radius-chip);
  border-left: 3px solid var(--border-soft);
  color: var(--text-secondary);
  font-style: normal;
}

/* Code */
.markdown-section code {
  background: rgba(90, 84, 232, 0.08);
  color: var(--accent);
  padding: 2px 6px;
  border-radius: 6px;
  font-size: 0.9em;
  font-weight: 500;
}

.markdown-section pre {
  background: var(--bg-sidebar);
  border-radius: var(--radius-chip);
  padding: 20px;
  overflow-x: auto;
  border: 1px solid var(--border-soft);
}

.markdown-section pre code {
  background: none;
  color: var(--text-primary);
  padding: 0;
}

/* Tables */
.markdown-section table {
  border-collapse: separate;
  border-spacing: 0;
  width: 100%;
  margin: 24px 0;
  border-radius: var(--radius-chip);
  overflow: hidden;
  border: 1px solid var(--border-soft);
}

.markdown-section th {
  background: var(--bg-active);
  color: var(--accent);
  font-weight: 600;
  padding: 14px 18px;
  text-align: left;
  font-size: 0.875rem;
}

.markdown-section td {
  padding: 14px 18px;
  border-top: 1px solid var(--border-soft);
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

.markdown-section hr {
  border: none;
  height: 1px;
  background: var(--divider);
  margin: 40px 0;
}

/* ============================================
   MOBILE
   ============================================ */
@media screen and (max-width: 768px) {
  .content {
    padding: 24px 20px 64px 20px;
  }

  .markdown-section {
    padding: 32px 24px;
    border-radius: 20px;
  }

  .markdown-section h1 {
    font-size: 1.625rem;
  }

  .markdown-section h2 {
    font-size: 1.25rem;
    margin-top: 32px;
  }

  .sidebar {
    padding: 20px 20px;
  }

  .search input {
    padding: 10px 16px;
  }
}

/* ============================================
   LOADING STATE
   ============================================ */
#app:empty::before {
  content: "Loading…";
  display: block;
  padding: 48px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9375rem;
}