/* ============================================
   CHỐNG THẤM UY VIỆT — Design System
   Advanced Graphics & Premium UI
   ============================================ */

/* === CSS Variables / Theme === */
:root {
  --font-main: 'Inter', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.15);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.2);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.25);
  --shadow-glow: 0 0 20px rgba(59,130,246,0.3);
  --transition-fast: 0.15s cubic-bezier(0.4,0,0.2,1);
  --transition-base: 0.3s cubic-bezier(0.4,0,0.2,1);
  --transition-slow: 0.5s cubic-bezier(0.4,0,0.2,1);
  --transition-spring: 0.6s cubic-bezier(0.34,1.56,0.64,1);
  --sidebar-width: 280px;
  --sidebar-collapsed: 72px;
  --header-height: 64px;
}

[data-theme="dark"] {
  --bg-primary: #0a0e1a;
  --bg-secondary: #111827;
  --bg-tertiary: #1a2235;
  --bg-card: rgba(17,24,39,0.8);
  --bg-glass: rgba(17,24,39,0.6);
  --bg-hover: rgba(59,130,246,0.08);
  --bg-active: rgba(59,130,246,0.15);
  --border-primary: rgba(255,255,255,0.06);
  --border-secondary: rgba(255,255,255,0.1);
  --border-accent: rgba(59,130,246,0.3);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-tertiary: #64748b;
  --text-inverse: #0a0e1a;
  --accent-blue: #3b82f6;
  --accent-blue-light: #60a5fa;
  --accent-orange: #f59e0b;
  --accent-orange-light: #fbbf24;
  --accent-green: #10b981;
  --accent-red: #ef4444;
  --accent-purple: #8b5cf6;
  --accent-cyan: #06b6d4;
  --accent-pink: #ec4899;
  --gradient-primary: linear-gradient(135deg, #3b82f6, #8b5cf6);
  --gradient-accent: linear-gradient(135deg, #f59e0b, #ef4444);
  --gradient-success: linear-gradient(135deg, #10b981, #06b6d4);
  --gradient-card: linear-gradient(135deg, rgba(59,130,246,0.05), rgba(139,92,246,0.05));
  --gradient-hero: linear-gradient(135deg, #0a0e1a 0%, #1a1a3e 50%, #0a0e1a 100%);
}

[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --bg-card: rgba(255,255,255,0.9);
  --bg-glass: rgba(255,255,255,0.7);
  --bg-hover: rgba(59,130,246,0.05);
  --bg-active: rgba(59,130,246,0.1);
  --border-primary: rgba(0,0,0,0.06);
  --border-secondary: rgba(0,0,0,0.1);
  --border-accent: rgba(59,130,246,0.3);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-tertiary: #94a3b8;
  --text-inverse: #f1f5f9;
  --accent-blue: #2563eb;
  --accent-blue-light: #3b82f6;
  --accent-orange: #d97706;
  --accent-orange-light: #f59e0b;
  --accent-green: #059669;
  --accent-red: #dc2626;
  --accent-purple: #7c3aed;
  --accent-cyan: #0891b2;
  --accent-pink: #db2777;
  --gradient-primary: linear-gradient(135deg, #2563eb, #7c3aed);
  --gradient-accent: linear-gradient(135deg, #d97706, #dc2626);
  --gradient-success: linear-gradient(135deg, #059669, #0891b2);
  --gradient-card: linear-gradient(135deg, rgba(59,130,246,0.03), rgba(139,92,246,0.03));
  --gradient-hero: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 50%, #f8fafc 100%);
}

/* === Reset & Base === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-main);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; font-size: inherit; }
img { max-width: 100%; display: block; }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-secondary); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-tertiary); }

/* === Particle Canvas === */
#particle-canvas {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  z-index: 0; pointer-events: none; opacity: 0.5;
}

/* === Loading Screen === */
.loading-screen {
  position: fixed; inset: 0; z-index: 10000;
  background: var(--bg-primary);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.8s, visibility 0.8s;
}
.loading-screen.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.loading-logo { text-align: center; }
.loading-shield {
  font-size: 4rem; margin-bottom: 1rem;
  background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  animation: loadingPulse 1.5s ease-in-out infinite;
}
.loading-title {
  font-size: 1.5rem; font-weight: 800; letter-spacing: 3px;
  background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.loading-bar-container {
  width: 200px; height: 3px; background: var(--border-primary);
  border-radius: 3px; margin: 1.5rem auto; overflow: hidden;
}
.loading-bar {
  height: 100%; width: 0; background: var(--gradient-primary);
  border-radius: 3px; animation: loadingProgress 2s ease forwards;
}
.loading-text { color: var(--text-tertiary); font-size: 0.85rem; margin-top: 0.5rem; }
@keyframes loadingPulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.1); } }
@keyframes loadingProgress { 0% { width: 0; } 100% { width: 100%; } }

/* === App Layout === */
#app-content { position: relative; z-index: 1; }
.app-layout {
  display: flex; min-height: 100vh;
}
.main-area {
  flex: 1; margin-left: var(--sidebar-width);
  transition: margin-left var(--transition-base);
  min-height: 100vh;
}
.main-area.sidebar-collapsed { margin-left: var(--sidebar-collapsed); }
.page-content {
  padding: 24px 32px; padding-top: calc(var(--header-height) + 24px);
  max-width: 1400px;
  animation: fadeInUp 0.4s ease;
}

/* === Sidebar === */
.sidebar {
  position: fixed; top: 0; left: 0; bottom: 0;
  width: var(--sidebar-width); z-index: 100;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-primary);
  display: flex; flex-direction: column;
  transition: width var(--transition-base);
  backdrop-filter: blur(20px);
  overflow-y: auto; overflow-x: hidden;
}
.sidebar.collapsed { width: var(--sidebar-collapsed); }

/* Sidebar Header / Logo */
.sidebar-header, .sidebar-brand {
  padding: 20px; display: flex; align-items: center;
  border-bottom: 1px solid var(--border-primary);
  min-height: 72px;
}
.sidebar-logo, .sidebar-brand {
  display: flex; align-items: center; gap: 12px;
}
.sidebar-logo-icon, .sidebar-brand-icon {
  width: 40px; height: 40px; border-radius: var(--radius-md);
  background: var(--gradient-primary); display: flex;
  align-items: center; justify-content: center;
  color: #fff; font-size: 1.1rem; flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(59,130,246,0.3);
}
.sidebar-logo-text h2, .sidebar-brand-text h2 {
  font-size: 1.1rem; font-weight: 800; letter-spacing: 1px;
  background: var(--gradient-primary);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.sidebar-logo-text span, .sidebar-brand-text p {
  font-size: 0.7rem; color: var(--text-tertiary);
  white-space: nowrap;
}

/* Sidebar Navigation */
.sidebar-nav { flex: 1; padding: 16px 12px; }

/* Sidebar Group / Section */
.sidebar-group, .sidebar-section { margin-bottom: 8px; }
.sidebar-group-title, .sidebar-section-title {
  font-size: 0.65rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 1.5px; color: var(--text-tertiary);
  padding: 12px 12px 6px; white-space: nowrap;
}

/* Sidebar Item / Nav Item */
.sidebar-item, .nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px; border-radius: var(--radius-md);
  color: var(--text-secondary); font-size: 0.875rem;
  font-weight: 500; cursor: pointer; position: relative;
  white-space: nowrap;
  transition: all var(--transition-fast);
  margin-bottom: 2px;
}
.sidebar-item:hover, .nav-item:hover {
  background: var(--bg-hover); color: var(--text-primary);
}
.sidebar-item.active, .nav-item.active {
  background: var(--bg-active); color: var(--accent-blue);
  font-weight: 600;
}
.sidebar-item.active::before, .nav-item.active::before {
  content: ''; position: absolute; left: 0; top: 50%;
  transform: translateY(-50%);
  width: 3px; height: 60%; background: var(--accent-blue);
  border-radius: 0 4px 4px 0;
}
.sidebar-item i, .nav-item i {
  width: 20px; text-align: center; font-size: 1rem;
  flex-shrink: 0;
}
.sidebar-badge, .nav-badge {
  margin-left: auto; background: var(--accent-red);
  color: #fff; font-size: 0.6rem; font-weight: 700;
  padding: 2px 7px; border-radius: var(--radius-full);
}

/* Sidebar Footer / User */
.sidebar-footer {
  padding: 12px; border-top: 1px solid var(--border-primary);
}
.sidebar-user {
  display: flex; align-items: center; gap: 10px;
  padding: 10px; border-radius: var(--radius-md);
  background: var(--gradient-card);
}
.sidebar-user-avatar {
  width: 36px; height: 36px; border-radius: var(--radius-full);
  background: var(--gradient-primary);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: 0.75rem;
  flex-shrink: 0;
}
.sidebar-user-name, .sidebar-user-info h4 {
  font-size: 0.8rem; font-weight: 600; white-space: nowrap;
}
.sidebar-user-role, .sidebar-user-info p {
  font-size: 0.65rem; color: var(--text-tertiary);
  white-space: nowrap;
}

/* === Header === */
.header {
  position: fixed; top: 0; right: 0; height: var(--header-height);
  left: var(--sidebar-width); z-index: 90;
  background: var(--bg-glass); backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-primary);
  display: flex; align-items: center; padding: 0 24px;
  transition: left var(--transition-base);
}
.header.sidebar-collapsed { left: var(--sidebar-collapsed); }
.header-left { display: flex; align-items: center; gap: 16px; flex: 1; }
.header-toggle {
  width: 36px; height: 36px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary); transition: all var(--transition-fast);
}
.header-toggle:hover { background: var(--bg-hover); color: var(--text-primary); }
.header-search {
  display: flex; align-items: center; gap: 8px;
  background: var(--bg-tertiary); border: 1px solid var(--border-primary);
  border-radius: var(--radius-full); padding: 8px 16px;
  max-width: 360px; flex: 1; transition: border-color var(--transition-fast);
}
.header-search:focus-within { border-color: var(--accent-blue); }
.header-search i { color: var(--text-tertiary); font-size: 0.85rem; }
.header-search input {
  flex: 1; background: none; border: none; outline: none;
  color: var(--text-primary); font-size: 0.85rem;
}
.header-search input::placeholder { color: var(--text-tertiary); }
.header-right { display: flex; align-items: center; gap: 8px; }
.header-btn {
  width: 40px; height: 40px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary); transition: all var(--transition-fast);
  position: relative;
}
.header-btn:hover { background: var(--bg-hover); color: var(--text-primary); }
.header-btn .badge {
  position: absolute; top: 6px; right: 6px;
  width: 8px; height: 8px; background: var(--accent-red);
  border-radius: 50%; border: 2px solid var(--bg-secondary);
}

/* === Glass Card === */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  transition: all var(--transition-base);
}
.glass-card:hover {
  border-color: var(--border-secondary);
  box-shadow: var(--shadow-md);
}
.glass-card-header {
  padding: 20px 24px; border-bottom: 1px solid var(--border-primary);
  display: flex; align-items: center; justify-content: space-between;
}
.glass-card-header h3 { font-size: 1rem; font-weight: 600; }
.glass-card-body { padding: 24px; }

/* === KPI Cards === */
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; margin-bottom: 24px; }
.kpi-card {
  background: var(--bg-card); border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg); padding: 24px;
  position: relative; overflow: hidden; transition: all var(--transition-base);
  backdrop-filter: blur(20px);
}
.kpi-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--gradient-primary); opacity: 0; transition: opacity var(--transition-base);
}
.kpi-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.kpi-card:hover::before { opacity: 1; }
.kpi-card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.kpi-card-icon {
  width: 44px; height: 44px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.kpi-card-icon.blue { background: rgba(59,130,246,0.12); color: var(--accent-blue); }
.kpi-card-icon.green { background: rgba(16,185,129,0.12); color: var(--accent-green); }
.kpi-card-icon.orange { background: rgba(245,158,11,0.12); color: var(--accent-orange); }
.kpi-card-icon.purple { background: rgba(139,92,246,0.12); color: var(--accent-purple); }
.kpi-card-icon.cyan { background: rgba(6,182,212,0.12); color: var(--accent-cyan); }
.kpi-card-icon.red { background: rgba(239,68,68,0.12); color: var(--accent-red); }
.kpi-card-trend { font-size: 0.75rem; font-weight: 600; display: flex; align-items: center; gap: 4px; }
.kpi-card-trend.up { color: var(--accent-green); }
.kpi-card-trend.down { color: var(--accent-red); }
.kpi-card-value { font-size: 2rem; font-weight: 800; margin-bottom: 4px; }
.kpi-card-label { font-size: 0.8rem; color: var(--text-secondary); }
.kpi-card-sparkline { margin-top: 16px; height: 40px; }

/* === Buttons === */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px; border-radius: var(--radius-md);
  font-size: 0.875rem; font-weight: 600;
  transition: all var(--transition-fast);
  position: relative; overflow: hidden;
}
.btn::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(rgba(255,255,255,0.1), transparent);
  opacity: 0; transition: opacity var(--transition-fast);
}
.btn:hover::after { opacity: 1; }
.btn-primary {
  background: var(--gradient-primary); color: #fff;
  box-shadow: 0 4px 12px rgba(59,130,246,0.3);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(59,130,246,0.4); }
.btn-secondary {
  background: var(--bg-tertiary); color: var(--text-primary);
  border: 1px solid var(--border-secondary);
}
.btn-secondary:hover { border-color: var(--accent-blue); }
.btn-danger { background: linear-gradient(135deg, #ef4444, #dc2626); color: #fff; }
.btn-success { background: var(--gradient-success); color: #fff; }
.btn-ghost { color: var(--text-secondary); }
.btn-ghost:hover { background: var(--bg-hover); color: var(--text-primary); }
.btn-sm { padding: 6px 12px; font-size: 0.8rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-icon { width: 40px; height: 40px; padding: 0; justify-content: center; }

/* === Form Elements === */
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-size: 0.8rem; font-weight: 600; color: var(--text-secondary); margin-bottom: 6px; }
.form-input, .form-select, .form-textarea {
  width: 100%; padding: 10px 14px; border-radius: var(--radius-md);
  background: var(--bg-tertiary); border: 1px solid var(--border-primary);
  color: var(--text-primary); font-size: 0.875rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}
.form-textarea { resize: vertical; min-height: 100px; }
.form-select { appearance: none; cursor: pointer; }

/* === Data Table === */
.data-table-container {
  background: var(--bg-card); border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg); overflow: hidden; backdrop-filter: blur(20px);
}
.data-table-header {
  padding: 16px 20px; display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid var(--border-primary); flex-wrap: wrap; gap: 12px;
}
.data-table-header h3 { font-size: 1rem; font-weight: 600; }
.data-table-actions { display: flex; gap: 8px; align-items: center; }
.data-table-search {
  display: flex; align-items: center; gap: 8px;
  background: var(--bg-tertiary); border: 1px solid var(--border-primary);
  border-radius: var(--radius-md); padding: 6px 12px; min-width: 200px;
}
.data-table-search input { flex: 1; background: none; border: none; outline: none; color: var(--text-primary); font-size: 0.8rem; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
  text-align: left; padding: 12px 16px; font-size: 0.75rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-tertiary);
  border-bottom: 1px solid var(--border-primary); white-space: nowrap;
}
.data-table td {
  padding: 14px 16px; border-bottom: 1px solid var(--border-primary);
  font-size: 0.875rem;
}
.data-table tr { transition: background var(--transition-fast); }
.data-table tbody tr:hover { background: var(--bg-hover); }
.data-table-footer {
  padding: 12px 20px; display: flex; align-items: center; justify-content: space-between;
  border-top: 1px solid var(--border-primary); font-size: 0.8rem; color: var(--text-secondary);
}
.pagination { display: flex; gap: 4px; }
.pagination-btn {
  width: 32px; height: 32px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem; color: var(--text-secondary);
  transition: all var(--transition-fast);
}
.pagination-btn:hover { background: var(--bg-hover); }
.pagination-btn.active { background: var(--accent-blue); color: #fff; }

/* === Status Badge === */
.status-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: var(--radius-full);
  font-size: 0.75rem; font-weight: 600;
}
.status-badge::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
}
.status-badge.success { background: rgba(16,185,129,0.12); color: var(--accent-green); }
.status-badge.success::before { background: var(--accent-green); }
.status-badge.warning { background: rgba(245,158,11,0.12); color: var(--accent-orange); }
.status-badge.warning::before { background: var(--accent-orange); }
.status-badge.danger { background: rgba(239,68,68,0.12); color: var(--accent-red); }
.status-badge.danger::before { background: var(--accent-red); }
.status-badge.info { background: rgba(59,130,246,0.12); color: var(--accent-blue); }
.status-badge.info::before { background: var(--accent-blue); }
.status-badge.neutral { background: rgba(100,116,139,0.12); color: var(--text-tertiary); }
.status-badge.neutral::before { background: var(--text-tertiary); }

/* === Workflow Stepper === */
.workflow-stepper {
  display: flex; flex-wrap: wrap; gap: 0; padding: 20px; position: relative;
}
.workflow-step {
  flex: 1; min-width: 100px; text-align: center; position: relative;
  padding: 0 8px; cursor: pointer;
}
.workflow-step-circle {
  width: 44px; height: 44px; border-radius: 50%;
  margin: 0 auto 8px; display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.85rem; transition: all var(--transition-base);
  border: 2px solid var(--border-secondary); color: var(--text-tertiary);
  background: var(--bg-tertiary); position: relative; z-index: 2;
}
.workflow-step.completed .workflow-step-circle {
  background: var(--gradient-success); border-color: var(--accent-green); color: #fff;
}
.workflow-step.active .workflow-step-circle {
  background: var(--gradient-primary); border-color: var(--accent-blue); color: #fff;
  box-shadow: 0 0 20px rgba(59,130,246,0.4);
  animation: stepPulse 2s ease-in-out infinite;
}
.workflow-step-label { font-size: 0.65rem; color: var(--text-tertiary); line-height: 1.3; }
.workflow-step.completed .workflow-step-label,
.workflow-step.active .workflow-step-label { color: var(--text-primary); }
.workflow-step-connector {
  position: absolute; top: 22px; left: 50%; right: -50%;
  height: 2px; background: var(--border-secondary); z-index: 1;
}
.workflow-step.completed .workflow-step-connector { background: var(--accent-green); }
@keyframes stepPulse { 0%,100% { box-shadow: 0 0 20px rgba(59,130,246,0.4); } 50% { box-shadow: 0 0 30px rgba(59,130,246,0.6); } }

/* === Modal === */
.modal-overlay {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(0,0,0,0.6); backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  padding: 24px; opacity: 0; visibility: hidden;
  transition: all var(--transition-base);
}
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal {
  background: var(--bg-secondary); border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl); width: 100%; max-width: 600px;
  max-height: 85vh; overflow-y: auto;
  transform: scale(0.9) translateY(20px);
  transition: transform var(--transition-spring);
  box-shadow: var(--shadow-xl);
}
.modal-overlay.active .modal { transform: scale(1) translateY(0); }
.modal-header {
  padding: 20px 24px; border-bottom: 1px solid var(--border-primary);
  display: flex; align-items: center; justify-content: space-between;
}
.modal-header h2 { font-size: 1.1rem; font-weight: 700; }
.modal-close {
  width: 32px; height: 32px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary); transition: all var(--transition-fast);
}
.modal-close:hover { background: var(--bg-hover); color: var(--text-primary); }
.modal-body { padding: 24px; }
.modal-footer {
  padding: 16px 24px; border-top: 1px solid var(--border-primary);
  display: flex; justify-content: flex-end; gap: 8px;
}

/* === Toast === */
.toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 9999; display: flex; flex-direction: column; gap: 8px; }
.toast {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 20px; border-radius: var(--radius-md);
  background: var(--bg-secondary); border: 1px solid var(--border-primary);
  box-shadow: var(--shadow-lg); min-width: 300px;
  animation: toastIn 0.4s var(--transition-spring);
}
.toast.removing { animation: toastOut 0.3s ease forwards; }
.toast-icon { font-size: 1.1rem; }
.toast.success .toast-icon { color: var(--accent-green); }
.toast.error .toast-icon { color: var(--accent-red); }
.toast.warning .toast-icon { color: var(--accent-orange); }
.toast.info .toast-icon { color: var(--accent-blue); }
.toast-content { flex: 1; }
.toast-title { font-size: 0.85rem; font-weight: 600; }
.toast-message { font-size: 0.75rem; color: var(--text-secondary); }
@keyframes toastIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes toastOut { to { transform: translateX(100%); opacity: 0; } }

/* === Charts Area === */
.chart-container { position: relative; }
.chart-canvas { width: 100%; }

/* === Animations === */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInDown { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInLeft { from { opacity: 0; transform: translateX(-20px); } to { opacity: 1; transform: translateX(0); } }
@keyframes fadeInRight { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }
@keyframes scaleIn { from { opacity: 0; transform: scale(0.8); } to { opacity: 1; transform: scale(1); } }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@keyframes shimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }
@keyframes gradientShift { 0% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } 100% { background-position: 0% 50%; } }
@keyframes borderGlow {
  0%,100% { border-color: rgba(59,130,246,0.2); box-shadow: 0 0 10px rgba(59,130,246,0.1); }
  50% { border-color: rgba(59,130,246,0.5); box-shadow: 0 0 20px rgba(59,130,246,0.2); }
}
.animate-fade-in-up { animation: fadeInUp 0.5s ease; }
.animate-fade-in-down { animation: fadeInDown 0.5s ease; }
.animate-scale-in { animation: scaleIn 0.5s ease; }
.animate-float { animation: float 3s ease-in-out infinite; }
.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }

/* === Landing Page === */
.landing-page { overflow-x: hidden; }
.landing-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 16px 40px; display: flex; align-items: center; justify-content: space-between;
  background: transparent; transition: all var(--transition-base);
}
.landing-nav.scrolled { background: var(--bg-glass); backdrop-filter: blur(20px); border-bottom: 1px solid var(--border-primary); }
.landing-nav-brand { display: flex; align-items: center; gap: 10px; }
.landing-nav-brand i { font-size: 1.5rem; color: var(--accent-blue); }
.landing-nav-brand span { font-weight: 800; font-size: 1.1rem; }
.landing-nav-links { display: flex; gap: 32px; }
.landing-nav-links a { font-size: 0.875rem; font-weight: 500; color: var(--text-secondary); transition: color var(--transition-fast); }
.landing-nav-links a:hover { color: var(--accent-blue); }
.landing-nav-cta { display: flex; gap: 12px; }

.hero-section {
  min-height: 100vh; display: flex; align-items: center;
  padding: 120px 40px 80px; position: relative;
  background: var(--gradient-hero);
}
.hero-content { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 16px; border-radius: var(--radius-full);
  background: rgba(59,130,246,0.1); border: 1px solid rgba(59,130,246,0.2);
  font-size: 0.8rem; font-weight: 500; color: var(--accent-blue-light);
  margin-bottom: 24px;
}
.hero-badge i { animation: float 2s ease-in-out infinite; }
.hero-title {
  font-size: 3.5rem; font-weight: 900; line-height: 1.1; margin-bottom: 24px;
}
.hero-title .highlight {
  background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-size: 200% auto; animation: gradientShift 3s ease infinite;
}
.hero-description { font-size: 1.1rem; color: var(--text-secondary); line-height: 1.8; margin-bottom: 32px; max-width: 520px; }
.hero-cta { display: flex; gap: 16px; margin-bottom: 48px; }
.hero-stats { display: flex; gap: 40px; }
.hero-stat-value { font-size: 2rem; font-weight: 800; background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero-stat-label { font-size: 0.8rem; color: var(--text-tertiary); }
.hero-visual { position: relative; display: flex; justify-content: center; }
.hero-dashboard-preview {
  width: 100%; max-width: 550px; border-radius: var(--radius-xl);
  background: var(--bg-card); border: 1px solid var(--border-primary);
  padding: 20px; box-shadow: var(--shadow-xl);
  animation: float 4s ease-in-out infinite;
}
.hero-mini-card {
  background: var(--bg-tertiary); border-radius: var(--radius-md);
  padding: 16px; margin-bottom: 12px;
}
.hero-mini-card:last-child { margin-bottom: 0; }
.hero-mini-bar { height: 8px; border-radius: 4px; background: var(--bg-primary); overflow: hidden; margin-top: 8px; }
.hero-mini-bar-fill { height: 100%; border-radius: 4px; background: var(--gradient-primary); }
.hero-glow {
  position: absolute; width: 300px; height: 300px; border-radius: 50%;
  background: radial-gradient(circle, rgba(59,130,246,0.15), transparent 70%);
  filter: blur(40px); pointer-events: none;
}
.hero-glow-1 { top: -50px; left: -50px; }
.hero-glow-2 { bottom: -50px; right: -50px; background: radial-gradient(circle, rgba(139,92,246,0.15), transparent 70%); }

/* Landing Sections */
.landing-section {
  padding: 100px 40px; position: relative;
}
.landing-section-header {
  text-align: center; max-width: 600px; margin: 0 auto 60px;
}
.landing-section-header .section-overline {
  font-size: 0.75rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 3px; color: var(--accent-blue); margin-bottom: 16px;
}
.landing-section-header h2 { font-size: 2.2rem; font-weight: 800; margin-bottom: 16px; }
.landing-section-header p { color: var(--text-secondary); font-size: 1rem; }

/* Services Grid */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; max-width: 1200px; margin: 0 auto; }
.service-card {
  background: var(--bg-card); border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg); padding: 32px;
  transition: all var(--transition-base); position: relative; overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--gradient-primary); transform: scaleX(0); transform-origin: left;
  transition: transform var(--transition-base);
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.service-card:hover::before { transform: scaleX(1); }
.service-card-icon {
  width: 56px; height: 56px; border-radius: var(--radius-md);
  background: rgba(59,130,246,0.1); display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; color: var(--accent-blue); margin-bottom: 20px;
}
.service-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 12px; }
.service-card p { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.7; }

/* Process Timeline */
.process-timeline { max-width: 900px; margin: 0 auto; position: relative; }
.process-timeline::before {
  content: ''; position: absolute; left: 24px; top: 0; bottom: 0;
  width: 2px; background: var(--border-secondary);
}
.process-step {
  display: flex; gap: 24px; margin-bottom: 32px; position: relative;
  opacity: 0; transform: translateX(-20px); transition: all 0.6s ease;
}
.process-step.visible { opacity: 1; transform: translateX(0); }
.process-step-number {
  width: 48px; height: 48px; border-radius: 50%; flex-shrink: 0;
  background: var(--bg-secondary); border: 2px solid var(--border-secondary);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.9rem; color: var(--text-tertiary);
  position: relative; z-index: 2; transition: all var(--transition-base);
}
.process-step:hover .process-step-number {
  background: var(--gradient-primary); border-color: var(--accent-blue);
  color: #fff; box-shadow: var(--shadow-glow);
}
.process-step-content {
  background: var(--bg-card); border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg); padding: 20px 24px; flex: 1;
  transition: all var(--transition-base);
}
.process-step:hover .process-step-content { border-color: var(--border-accent); }
.process-step-content h4 { font-size: 1rem; font-weight: 700; margin-bottom: 6px; }
.process-step-content p { font-size: 0.85rem; color: var(--text-secondary); }
.process-step-content .step-role {
  margin-top: 8px; font-size: 0.75rem; color: var(--accent-blue);
  font-weight: 600;
}

/* Contact Section */
.contact-section { background: var(--bg-secondary); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; max-width: 1000px; margin: 0 auto; }
.contact-info h3 { font-size: 1.5rem; font-weight: 700; margin-bottom: 16px; }
.contact-info p { color: var(--text-secondary); margin-bottom: 32px; }
.contact-detail { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; }
.contact-detail-icon {
  width: 44px; height: 44px; border-radius: var(--radius-md);
  background: rgba(59,130,246,0.1); display: flex; align-items: center; justify-content: center;
  color: var(--accent-blue); flex-shrink: 0;
}
.contact-detail h4 { font-size: 0.85rem; font-weight: 600; }
.contact-detail p { font-size: 0.8rem; color: var(--text-secondary); }
.contact-form { display: flex; flex-direction: column; gap: 16px; }

/* Landing Footer */
.landing-footer {
  padding: 40px; text-align: center;
  border-top: 1px solid var(--border-primary);
}
.landing-footer p { color: var(--text-tertiary); font-size: 0.8rem; }

/* === Login Page === */
.login-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: var(--gradient-hero); padding: 24px; position: relative;
}
.login-card {
  width: 100%; max-width: 420px;
  background: var(--bg-card); border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl); padding: 40px;
  backdrop-filter: blur(20px); box-shadow: var(--shadow-xl);
  animation: scaleIn 0.5s ease;
}
.login-logo { text-align: center; margin-bottom: 32px; }
.login-logo i { font-size: 3rem; background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.login-logo h1 { font-size: 1.3rem; font-weight: 800; margin-top: 12px; }
.login-logo p { font-size: 0.85rem; color: var(--text-secondary); margin-top: 4px; }
.login-roles {
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px;
  margin-bottom: 24px;
}
.login-role-btn {
  padding: 12px; border-radius: var(--radius-md);
  border: 1px solid var(--border-primary); text-align: center;
  transition: all var(--transition-fast); cursor: pointer;
  background: var(--bg-tertiary);
}
.login-role-btn:hover { border-color: var(--accent-blue); }
.login-role-btn.selected {
  border-color: var(--accent-blue); background: var(--bg-active);
}
.login-role-btn i { display: block; font-size: 1.3rem; margin-bottom: 6px; color: var(--accent-blue); }
.login-role-btn span { font-size: 0.75rem; font-weight: 600; }

/* === Dashboard Specific === */
.dashboard-grid {
  display: grid; grid-template-columns: 2fr 1fr; gap: 24px;
}
.dashboard-grid-full { grid-column: 1 / -1; }
.chart-card { min-height: 280px; }
.recent-projects { margin-top: 24px; }
.project-item {
  display: flex; align-items: center; gap: 16px;
  padding: 14px 0; border-bottom: 1px solid var(--border-primary);
}
.project-item:last-child { border-bottom: none; }
.project-item-avatar {
  width: 40px; height: 40px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.8rem; color: #fff;
}
.project-item-info { flex: 1; }
.project-item-info h4 { font-size: 0.875rem; font-weight: 600; }
.project-item-info p { font-size: 0.75rem; color: var(--text-secondary); }
.project-progress { width: 80px; }
.progress-bar { height: 6px; background: var(--bg-tertiary); border-radius: 3px; overflow: hidden; }
.progress-bar-fill { height: 100%; border-radius: 3px; transition: width 1s ease; }

/* === Project Detail / Workflow View === */
.project-detail-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 24px; flex-wrap: wrap; gap: 12px;
}
.project-detail-title { display: flex; align-items: center; gap: 12px; }
.project-detail-title h1 { font-size: 1.5rem; font-weight: 700; }
.workflow-detail-grid { display: grid; grid-template-columns: 1fr 320px; gap: 24px; }
.step-detail-card { padding: 24px; }
.step-checklist { list-style: none; margin-top: 16px; }
.step-checklist li {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 0; border-bottom: 1px solid var(--border-primary);
  font-size: 0.875rem;
}
.step-checkbox {
  width: 20px; height: 20px; border-radius: 6px;
  border: 2px solid var(--border-secondary);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: all var(--transition-fast); flex-shrink: 0;
}
.step-checkbox.checked {
  background: var(--accent-green); border-color: var(--accent-green); color: #fff;
}
.project-sidebar-card { margin-bottom: 16px; }
.project-sidebar-card .info-row {
  display: flex; justify-content: space-between;
  padding: 8px 0; border-bottom: 1px solid var(--border-primary);
  font-size: 0.85rem;
}
.project-sidebar-card .info-row:last-child { border-bottom: none; }
.project-sidebar-card .info-label { color: var(--text-secondary); }

/* === Page Header === */
.page-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 24px; flex-wrap: wrap; gap: 12px;
}
.page-header h1 { font-size: 1.5rem; font-weight: 700; }
.page-header-subtitle { font-size: 0.85rem; color: var(--text-secondary); margin-top: 2px; }
.page-header-actions { display: flex; gap: 8px; align-items: center; }

/* === Grid Layouts === */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

/* === Tabs === */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border-primary); margin-bottom: 24px; }
.tab-btn {
  padding: 12px 20px; font-size: 0.875rem; font-weight: 500;
  color: var(--text-secondary); border-bottom: 2px solid transparent;
  transition: all var(--transition-fast); white-space: nowrap;
}
.tab-btn:hover { color: var(--text-primary); }
.tab-btn.active { color: var(--accent-blue); border-bottom-color: var(--accent-blue); }

/* === Empty State === */
.empty-state {
  text-align: center; padding: 60px 24px;
}
.empty-state i { font-size: 3rem; color: var(--text-tertiary); margin-bottom: 16px; }
.empty-state h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: 8px; }
.empty-state p { font-size: 0.875rem; color: var(--text-secondary); margin-bottom: 24px; }

/* ============================================
   PHASE 2: AI & ADVANCED FEATURES STYLES
   ============================================ */

/* === AI Chatbot === */
.chatbot-fab {
  position: fixed; bottom: 24px; right: 24px; z-index: 9999;
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--gradient-primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; cursor: pointer;
  box-shadow: 0 4px 20px rgba(59,130,246,0.4);
  transition: all 0.3s ease;
}
.chatbot-fab:hover { transform: scale(1.1); box-shadow: 0 6px 30px rgba(59,130,246,0.5); }
.chatbot-fab.active { transform: rotate(90deg) scale(1.1); }
.chatbot-fab-pulse {
  position: absolute; inset: -4px; border-radius: 50%;
  border: 2px solid var(--accent-blue); animation: pulse-ring 2s infinite;
}
@keyframes pulse-ring { 0% { transform: scale(1); opacity: 0.5; } 100% { transform: scale(1.4); opacity: 0; } }

.chatbot-panel {
  position: fixed; bottom: 90px; right: 24px; z-index: 9998;
  width: 380px; max-height: 520px;
  background: var(--bg-secondary); border: 1px solid var(--border-primary);
  border-radius: 16px; box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  display: flex; flex-direction: column;
  transform: scale(0.8) translateY(20px); opacity: 0; pointer-events: none;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  overflow: hidden;
}
.chatbot-panel.open { transform: scale(1) translateY(0); opacity: 1; pointer-events: all; }

.chatbot-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px;
  background: var(--gradient-primary); color: #fff;
}
.chatbot-header-info { display: flex; align-items: center; gap: 10px; }
.chatbot-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,0.2); display: flex; align-items: center; justify-content: center;
}
.chatbot-header h4 { font-size: 0.9rem; font-weight: 600; }
.chatbot-status { font-size: 0.7rem; color: #a5f3fc; }
.chatbot-close { background: none; border: none; color: #fff; font-size: 1.1rem; cursor: pointer; }
.chatbot-messages {
  flex: 1; overflow-y: auto; padding: 16px;
  display: flex; flex-direction: column; gap: 12px;
  max-height: 350px; min-height: 250px;
}
.chatbot-msg { display: flex; gap: 8px; animation: fadeInUp 0.3s ease; }
.chatbot-msg.user { flex-direction: row-reverse; }
.chatbot-msg-avatar {
  width: 28px; height: 28px; border-radius: 50%; flex-shrink: 0;
  background: var(--accent-blue); color: #fff;
  display: flex; align-items: center; justify-content: center; font-size: 0.7rem;
}
.chatbot-msg-content {
  max-width: 80%; padding: 10px 14px;
  background: var(--bg-tertiary); border-radius: 12px;
  font-size: 0.82rem; line-height: 1.5;
}
.chatbot-msg.user .chatbot-msg-content { background: var(--accent-blue); color: #fff; border-radius: 12px 12px 4px 12px; }
.chatbot-msg.bot .chatbot-msg-content { border-radius: 12px 12px 12px 4px; }
.chatbot-suggestions { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.chatbot-suggestions button {
  padding: 5px 10px; font-size: 0.72rem; border-radius: 16px;
  border: 1px solid var(--border-secondary); background: var(--bg-secondary);
  color: var(--text-primary); cursor: pointer; transition: all 0.2s;
  white-space: nowrap;
}
.chatbot-suggestions button:hover { background: var(--accent-blue); color: #fff; border-color: var(--accent-blue); }
.chatbot-action { margin-top: 8px; }
.chatbot-input {
  display: flex; gap: 8px; padding: 12px 16px;
  border-top: 1px solid var(--border-primary);
}
.chatbot-input input {
  flex: 1; background: var(--bg-tertiary); border: 1px solid var(--border-primary);
  border-radius: 20px; padding: 8px 16px; font-size: 0.82rem;
  color: var(--text-primary); outline: none;
}
.chatbot-input button {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--gradient-primary); border: none; color: #fff;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: transform 0.2s;
}
.chatbot-input button:hover { transform: scale(1.1); }
.typing-dots { display: flex; gap: 4px; padding: 4px 0; }
.typing-dots span {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--text-tertiary); animation: typing-bounce 1.2s infinite;
}
.typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.typing-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes typing-bounce { 0%, 80% { transform: translateY(0); } 40% { transform: translateY(-8px); } }

/* === Notification Center === */
.notification-wrapper { position: relative; }
.notif-count {
  position: absolute; top: -4px; right: -4px;
  background: var(--accent-red); color: #fff;
  font-size: 0.6rem; font-weight: 700; min-width: 16px; height: 16px;
  border-radius: 8px; display: flex; align-items: center; justify-content: center;
  padding: 0 4px; border: 2px solid var(--bg-secondary);
}
.notification-dropdown {
  position: absolute; top: calc(100% + 12px); right: 0;
  width: 380px; max-height: 480px;
  background: var(--bg-secondary); border: 1px solid var(--border-primary);
  border-radius: 16px; box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  transform: scale(0.95) translateY(-10px); opacity: 0; pointer-events: none;
  transition: all 0.25s ease; z-index: 1000; overflow: hidden;
}
.notification-dropdown.open { transform: scale(1) translateY(0); opacity: 1; pointer-events: all; }
.notif-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px; border-bottom: 1px solid var(--border-primary);
}
.notif-header h4 { font-size: 0.95rem; font-weight: 700; }
.notif-list { max-height: 380px; overflow-y: auto; }
.notif-item {
  display: flex; gap: 12px; padding: 12px 16px; cursor: pointer;
  border-bottom: 1px solid var(--border-primary); transition: background 0.15s;
}
.notif-item:hover { background: var(--bg-hover); }
.notif-item.read { opacity: 0.5; }
.notif-icon {
  width: 36px; height: 36px; border-radius: 10px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 0.8rem;
}
.notif-icon.danger { background: rgba(239,68,68,0.15); color: var(--accent-red); }
.notif-icon.warning { background: rgba(245,158,11,0.15); color: var(--accent-orange); }
.notif-icon.info { background: rgba(59,130,246,0.15); color: var(--accent-blue); }
.notif-content { flex: 1; min-width: 0; }
.notif-title { font-size: 0.8rem; font-weight: 600; }
.notif-message { font-size: 0.75rem; color: var(--text-secondary); margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.notif-time { font-size: 0.65rem; color: var(--text-tertiary); margin-top: 4px; }
.notif-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent-blue); flex-shrink: 0; margin-top: 4px;
}
.notif-empty { text-align: center; padding: 40px; color: var(--text-tertiary); }
.notif-empty i { font-size: 2rem; margin-bottom: 8px; }

/* === Global Search === */
.search-overlay {
  position: fixed; inset: 0; z-index: 10000;
  background: rgba(0,0,0,0.6); backdrop-filter: blur(4px);
  display: flex; align-items: flex-start; justify-content: center;
  padding-top: 12vh;
  opacity: 0; pointer-events: none; transition: all 0.2s ease;
}
.search-overlay.active { opacity: 1; pointer-events: all; }
.search-modal {
  width: 600px; max-height: 70vh;
  background: var(--bg-secondary); border: 1px solid var(--border-primary);
  border-radius: 16px; box-shadow: 0 24px 80px rgba(0,0,0,0.4);
  overflow: hidden; animation: scaleIn 0.2s ease;
}
.search-input-wrapper {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 20px; border-bottom: 1px solid var(--border-primary);
}
.search-input-wrapper i { color: var(--text-tertiary); font-size: 1rem; }
.search-input-wrapper input {
  flex: 1; background: none; border: none; outline: none;
  font-size: 1rem; color: var(--text-primary);
}
.search-input-wrapper kbd {
  padding: 2px 8px; border-radius: 4px; font-size: 0.7rem;
  background: var(--bg-tertiary); border: 1px solid var(--border-primary);
  color: var(--text-tertiary);
}
.search-results { max-height: 50vh; overflow-y: auto; }
.search-hint { padding: 40px; text-align: center; color: var(--text-tertiary); font-size: 0.85rem; }
.search-hint i { margin-right: 8px; }
.search-group { padding: 8px 0; }
.search-group-title {
  padding: 8px 20px; font-size: 0.7rem; font-weight: 700;
  color: var(--text-tertiary); text-transform: uppercase; letter-spacing: 0.05em;
}
.search-result-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 20px; cursor: pointer; transition: background 0.15s;
}
.search-result-item:hover { background: var(--bg-hover); }
.search-result-text { font-weight: 500; font-size: 0.85rem; }
.search-result-sub { font-size: 0.75rem; color: var(--text-tertiary); margin-top: 2px; }

/* === Kanban Board === */
.kanban-board {
  display: flex; gap: 16px; overflow-x: auto;
  padding-bottom: 16px; min-height: 400px;
}
.kanban-column {
  min-width: 240px; flex: 1;
  background: var(--bg-secondary); border: 1px solid var(--border-primary);
  border-radius: 12px; display: flex; flex-direction: column;
}
.kanban-column-header {
  padding: 12px 14px; display: flex; align-items: center; justify-content: space-between;
}
.kanban-column-header h4 { font-size: 0.8rem; font-weight: 600; }
.kanban-count {
  background: var(--bg-tertiary); padding: 2px 8px; border-radius: 10px;
  font-size: 0.7rem; font-weight: 700;
}
.kanban-cards {
  flex: 1; padding: 8px; display: flex; flex-direction: column; gap: 8px;
  min-height: 100px;
}
.kanban-card {
  background: var(--bg-primary); border: 1px solid var(--border-primary);
  border-radius: 10px; padding: 12px; cursor: pointer;
  transition: all 0.2s ease;
}
.kanban-card:hover { transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,0,0,0.15); border-color: var(--accent-blue); }
.kanban-card-header { display: flex; justify-content: space-between; margin-bottom: 6px; }
.kanban-card-title { font-size: 0.8rem; font-weight: 600; margin-bottom: 4px; }
.kanban-card-customer, .kanban-card-value { font-size: 0.7rem; color: var(--text-tertiary); }
.kanban-card-value { color: var(--accent-blue); font-weight: 600; margin-top: 4px; }
.kanban-card-progress { display: flex; align-items: center; gap: 8px; margin-top: 8px; }
.kanban-card-progress span { font-size: 0.65rem; color: var(--text-tertiary); white-space: nowrap; }
.kanban-card-progress .progress-bar { flex: 1; }
.kanban-card-assignees { display: flex; margin-top: 8px; }
.kanban-avatar {
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--accent-blue); color: #fff; font-size: 0.55rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  margin-right: -4px; border: 2px solid var(--bg-primary);
}
.kanban-empty { padding: 20px; text-align: center; font-size: 0.75rem; color: var(--text-tertiary); }

/* === Calendar === */
.calendar-widget { background: var(--bg-secondary); border: 1px solid var(--border-primary); border-radius: 12px; overflow: hidden; }
.cal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px; border-bottom: 1px solid var(--border-primary);
}
.cal-header h3 { font-size: 0.95rem; font-weight: 600; }
.cal-weekdays {
  display: grid; grid-template-columns: repeat(7, 1fr);
  padding: 8px 4px; border-bottom: 1px solid var(--border-primary);
}
.cal-weekdays div {
  text-align: center; font-size: 0.7rem; font-weight: 600;
  color: var(--text-tertiary); padding: 4px;
}
.cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 1px; }
.cal-day {
  min-height: 70px; padding: 4px; border: 1px solid transparent;
  transition: background 0.15s;
}
.cal-day:hover { background: var(--bg-hover); }
.cal-day.empty { visibility: hidden; }
.cal-day.today { background: rgba(59,130,246,0.08); border-color: var(--accent-blue); border-radius: 6px; }
.cal-day-number { font-size: 0.75rem; font-weight: 600; display: block; margin-bottom: 2px; }
.cal-day.today .cal-day-number { color: var(--accent-blue); }
.cal-event {
  padding: 2px 4px; border-radius: 3px; font-size: 0.6rem; font-weight: 500;
  margin-bottom: 2px; cursor: pointer; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.cal-more { font-size: 0.6rem; color: var(--text-tertiary); padding: 2px 4px; }

/* === Toggle Switch === */
.toggle-switch { position: relative; display: inline-block; width: 44px; height: 24px; }
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
  position: absolute; cursor: pointer; inset: 0;
  background: var(--bg-tertiary); border-radius: 24px;
  border: 1px solid var(--border-primary); transition: all 0.3s;
}
.toggle-slider::before {
  content: ''; position: absolute; height: 18px; width: 18px;
  left: 2px; bottom: 2px; background: var(--text-tertiary);
  border-radius: 50%; transition: all 0.3s;
}
.toggle-switch input:checked + .toggle-slider { background: var(--accent-blue); border-color: var(--accent-blue); }
.toggle-switch input:checked + .toggle-slider::before { transform: translateX(20px); background: #fff; }

/* === Activity Timeline === */
.activity-timeline { display: flex; flex-direction: column; }
.activity-item {
  display: flex; gap: 12px; padding: 12px 0;
  border-bottom: 1px solid var(--border-primary);
}
.activity-icon {
  width: 32px; height: 32px; border-radius: 8px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 0.75rem;
}
.activity-content { flex: 1; }
.activity-content p { font-size: 0.8rem; line-height: 1.4; }
.activity-details { color: var(--text-secondary) !important; margin-top: 2px; }
.activity-time { font-size: 0.65rem; color: var(--text-tertiary); margin-top: 4px; display: block; }

/* === AI Insights Panel === */
.ai-insights-panel { position: relative; overflow: hidden; }
.ai-insights-panel::before {
  content: ''; position: absolute; top: 0; right: 0;
  width: 120px; height: 120px; border-radius: 50%;
  background: radial-gradient(circle, rgba(59,130,246,0.08) 0%, transparent 70%);
}
.ai-insight-item {
  display: flex; gap: 10px; padding: 10px 0;
  border-bottom: 1px solid var(--border-primary); font-size: 0.82rem;
}
.ai-insight-item:last-child { border-bottom: none; }
.ai-insight-icon {
  width: 28px; height: 28px; border-radius: 6px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 0.7rem;
}
.ai-badge {
  padding: 2px 8px; border-radius: 10px; font-size: 0.6rem; font-weight: 700;
  background: linear-gradient(135deg, #3b82f6, #8b5cf6); color: #fff;
}

/* === View Toggle Tabs === */
.view-toggle {
  display: inline-flex; gap: 2px; padding: 3px;
  background: var(--bg-tertiary); border-radius: 10px; border: 1px solid var(--border-primary);
}
.view-toggle-btn {
  padding: 6px 14px; font-size: 0.8rem; border-radius: 8px;
  color: var(--text-secondary); cursor: pointer; transition: all 0.2s;
  border: none; background: none;
}
.view-toggle-btn.active { background: var(--accent-blue); color: #fff; box-shadow: 0 2px 8px rgba(59,130,246,0.3); }

/* === Responsive === */
@media (max-width: 1024px) {
  .hero-content { grid-template-columns: 1fr; text-align: center; }
  .hero-description { margin: 0 auto 32px; }
  .hero-cta { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { display: none; }
  .dashboard-grid { grid-template-columns: 1fr; }
  .workflow-detail-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .kanban-board { flex-wrap: wrap; }
  .kanban-column { min-width: 200px; }
  .chatbot-panel { width: 320px; right: 12px; bottom: 80px; }
}
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.mobile-open { transform: translateX(0); }
  .main-area { margin-left: 0 !important; }
  .header { left: 0 !important; }
  .page-content { padding: 24px 16px; padding-top: calc(var(--header-height) + 16px); }
  .hero-section { padding: 100px 20px 60px; }
  .hero-title { font-size: 2.2rem; }
  .landing-section { padding: 60px 20px; }
  .kpi-grid { grid-template-columns: 1fr 1fr; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .landing-nav-links { display: none; }
  .workflow-stepper { flex-direction: column; }
  .workflow-step-connector { display: none; }
  .chatbot-panel { width: calc(100vw - 24px); right: 12px; }
  .notification-dropdown { width: calc(100vw - 24px); right: -60px; }
  .search-modal { width: calc(100vw - 32px); }
}