/* ============================================
   LexApp Help Center - Shared Styles
   ============================================ */

:root {
  --primary: #4f46e5;
  --primary-light: #6366f1;
  --primary-dark: #4338ca;
  --primary-50: #eef2ff;
  --primary-100: #e0e7ff;
  --secondary: #0f172a;
  --text: #334155;
  --text-light: #64748b;
  --text-muted: #94a3b8;
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --bg-sidebar: #1e293b;
  --border: #e2e8f0;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #3b82f6;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
  --transition: all 0.2s ease;
}

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

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

a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-dark); }

img { max-width: 100%; height: auto; }

/* Layout */
.layout {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 280px;
  background: var(--bg-sidebar);
  color: #cbd5e1;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  overflow-y: auto;
  z-index: 100;
  transition: transform 0.3s ease;
}

.sidebar-header {
  padding: 24px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  text-decoration: none;
}

.sidebar-logo svg { flex-shrink: 0; }

.sidebar-logo span {
  font-size: 12px;
  font-weight: 400;
  color: var(--text-muted);
  display: block;
  margin-top: 2px;
}

.sidebar-search {
  padding: 16px 20px;
}

.sidebar-search input {
  width: 100%;
  padding: 10px 14px 10px 38px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  color: #fff;
  font-size: 14px;
  outline: none;
  transition: var(--transition);
}

.sidebar-search input::placeholder { color: #64748b; }
.sidebar-search input:focus {
  background: rgba(255,255,255,0.1);
  border-color: var(--primary-light);
}

.sidebar-search-wrapper {
  position: relative;
}

.sidebar-search-wrapper svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: #64748b;
}

.sidebar-nav { padding: 8px 0; }

.nav-section {
  padding: 16px 20px 6px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #475569;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 20px;
  color: #94a3b8;
  font-size: 14px;
  transition: var(--transition);
  border-left: 3px solid transparent;
}

.nav-item:hover {
  color: #e2e8f0;
  background: rgba(255,255,255,0.04);
}

.nav-item.active {
  color: #fff;
  background: rgba(79,70,229,0.15);
  border-left-color: var(--primary);
}

.nav-item svg { flex-shrink: 0; opacity: 0.6; }
.nav-item.active svg { opacity: 1; }

/* Main Content */
.main {
  flex: 1;
  margin-left: 280px;
  min-width: 0;
}

/* Top Bar */
.topbar {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 14px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-muted);
}

.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .current { color: var(--text); font-weight: 500; }

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-app {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 500;
  transition: var(--transition);
}

.btn-app:hover { background: var(--primary-dark); color: #fff; }

/* Content Area */
.content {
  padding: 32px 48px;
}

.content-wide {
  padding: 32px 48px;
}

/* Sections without card wrapper */
.content > h2 {
  font-size: 20px;
  font-weight: 600;
  color: var(--secondary);
  margin: 32px 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.content > h2:first-of-type {
  margin-top: 0;
}

.content > h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--secondary);
  margin: 20px 0 10px;
}

.content > p {
  margin-bottom: 12px;
}

.content > ul, .content > ol {
  margin: 12px 0;
  padding-left: 24px;
}

.content > li {
  margin-bottom: 8px;
}

/* Page Header */
.page-header {
  margin-bottom: 32px;
}

.page-header h1 {
  font-size: 28px;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 8px;
}

.page-header p {
  font-size: 16px;
  color: var(--text-light);
}

/* Cards */
.card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
}

.card h2 {
  font-size: 20px;
  font-weight: 600;
  color: var(--secondary);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--secondary);
  margin: 20px 0 10px;
}

.card p { margin-bottom: 12px; }

.card ul, .card ol {
  margin: 12px 0;
  padding-left: 24px;
}

.card li { margin-bottom: 8px; }

/* Steps */
.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 16px 0;
}

.steps li {
  counter-increment: step;
  position: relative;
  padding: 16px 16px 16px 56px;
  margin-bottom: 12px;
  background: var(--bg-alt);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.steps li::before {
  content: counter(step);
  position: absolute;
  left: 16px;
  top: 16px;
  width: 28px;
  height: 28px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
}

/* Info boxes */
.info-box {
  padding: 16px 16px 16px 48px;
  border-radius: var(--radius);
  margin: 16px 0;
  position: relative;
  font-size: 14px;
}

.info-box::before {
  position: absolute;
  left: 16px;
  top: 16px;
  font-size: 18px;
}

.info-box.tip {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  color: #166534;
}
.info-box.tip::before { content: "💡"; }

.info-box.warning {
  background: #fffbeb;
  border: 1px solid #fed7aa;
  color: #92400e;
}
.info-box.warning::before { content: "⚠️"; }

.info-box.important {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
}
.info-box.important::before { content: "🔴"; }

.info-box.note {
  background: var(--primary-50);
  border: 1px solid var(--primary-100);
  color: #3730a3;
}
.info-box.note::before { content: "📌"; }

/* Tables */
.table-wrapper {
  overflow-x: auto;
  margin: 16px 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

th {
  background: var(--bg-alt);
  padding: 10px 14px;
  text-align: left;
  font-weight: 600;
  color: var(--secondary);
  border-bottom: 2px solid var(--border);
}

td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}

tr:hover td { background: var(--bg-alt); }

/* Field descriptions */
.field-list {
  list-style: none;
  padding: 0;
}

.field-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 12px;
}

.field-list li:last-child { border-bottom: none; }

.field-name {
  font-weight: 600;
  color: var(--secondary);
  min-width: 180px;
  flex-shrink: 0;
}

.field-required {
  color: var(--danger);
  font-size: 12px;
  font-weight: 500;
}

.field-optional {
  color: var(--text-muted);
  font-size: 12px;
}

/* Keyboard shortcuts */
kbd {
  display: inline-block;
  padding: 2px 6px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-family: monospace;
  font-size: 12px;
  color: var(--text);
  box-shadow: 0 1px 0 var(--border);
}

/* Tags / Badges */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}

.badge-success { background: #dcfce7; color: #166534; }
.badge-warning { background: #fef3c7; color: #92400e; }
.badge-danger { background: #fee2e2; color: #991b1b; }
.badge-info { background: #dbeafe; color: #1e40af; }
.badge-neutral { background: #f1f5f9; color: #475569; }

/* Home Page Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin: 24px 0;
}

.feature-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: var(--transition);
  text-decoration: none;
  color: inherit;
  display: block;
}

.feature-card:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  color: inherit;
}

.feature-card .icon {
  width: 44px;
  height: 44px;
  background: var(--primary-50);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  color: var(--primary);
}

.feature-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--secondary);
  margin-bottom: 6px;
}

.feature-card p {
  font-size: 14px;
  color: var(--text-light);
  margin: 0;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  padding: 48px 32px;
  border-radius: var(--radius);
  margin-bottom: 32px;
}

.hero h1 { color: #fff; font-size: 32px; margin-bottom: 12px; }
.hero p { color: rgba(255,255,255,0.85); font-size: 17px; max-width: 600px; }

/* Search Results */
.search-results {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--bg-sidebar);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 0 0 var(--radius) var(--radius);
  max-height: 300px;
  overflow-y: auto;
  z-index: 200;
}

.search-results.active { display: block; }

.search-result-item {
  display: block;
  padding: 10px 14px;
  color: #cbd5e1;
  font-size: 13px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.search-result-item:hover {
  background: rgba(255,255,255,0.06);
  color: #fff;
}

.search-result-item .category {
  font-size: 11px;
  color: var(--primary-light);
  margin-bottom: 2px;
}

/* Footer */
.footer {
  padding: 24px 32px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 13px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 48px;
}

.footer a { color: var(--text-light); }
.footer a:hover { color: var(--primary); }

/* Mobile */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  cursor: pointer;
  padding: 8px;
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 99;
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .sidebar-overlay.active {
    display: block;
  }

  .main {
    margin-left: 0;
  }

  .mobile-toggle {
    display: block;
  }

  .content {
    padding: 20px 16px;
  }

  .topbar {
    padding: 12px 16px;
  }

  .cards-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 32px 20px;
  }

  .hero h1 { font-size: 24px; }

  .field-list li {
    flex-direction: column;
    gap: 4px;
  }

  .field-name {
    min-width: auto;
  }

  .footer {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}

/* Accordion / Collapsible */
.accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: 500;
  color: var(--secondary);
  transition: var(--transition);
  margin-bottom: 4px;
}

.accordion-header:hover { background: var(--primary-50); }

.accordion-header.active {
  background: var(--primary-50);
  border-color: var(--primary-light);
  border-radius: var(--radius) var(--radius) 0 0;
  margin-bottom: 0;
}

.accordion-header .arrow {
  transition: transform 0.2s ease;
}

.accordion-header.active .arrow {
  transform: rotate(180deg);
}

.accordion-body {
  display: none;
  padding: 16px;
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 var(--radius) var(--radius);
  margin-bottom: 8px;
}

.accordion-body.active { display: block; }

/* Tabs within pages */
.tab-nav {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--border);
  margin-bottom: 20px;
}

.tab-btn {
  padding: 10px 20px;
  background: none;
  border: none;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: var(--transition);
}

.tab-btn:hover { color: var(--primary); }
.tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.tab-content { display: none; }
.tab-content.active { display: block; }

/* Print */
@media print {
  .sidebar, .topbar, .mobile-toggle, .sidebar-overlay { display: none !important; }
  .main { margin-left: 0 !important; }
  .content { max-width: 100%; padding: 0; }
}