:root {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --border-color: #e2e8f0;
    --border-hover: #cbd5e1;
    
    --primary-color: #7c3aed;
    --primary-hover: #6d28d9;
    --primary-glow: rgba(124, 58, 237, 0.12);
    
    --text-main: #0f172a;
    --text-muted: #64748b;
    --text-disabled: #94a3b8;
    
    --success: #10b981;
    --success-glow: rgba(16, 185, 129, 0.1);
    --warning: #f59e0b;
    --warning-glow: rgba(245, 158, 11, 0.1);
    --danger: #ef4444;
    --danger-glow: rgba(239, 68, 68, 0.1);
    --info: #3b82f6;
    
    --sidebar-width: 250px;
    --header-height: 70px;
    --card-radius: 16px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-main);
    overflow-x: hidden;
    line-height: 1.5;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* Glassmorphism Classes */
.glass-panel {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: var(--card-radius);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.25);
    transition: var(--transition);
}

.glass-panel:hover {
    border-color: var(--border-hover);
    box-shadow: 0 8px 32px 0 rgba(124, 58, 237, 0.08);
}

/* Layout Framework */
.app-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-width);
    background: #ffffff;
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
    transition: var(--transition);
}

.sidebar-header {
    height: var(--header-height);
    display: flex;
    align-items: center;
    padding: 0 24px;
    border-bottom: 1px solid var(--border-color);
}

.brand-title {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, #a78bfa 0%, #8b5cf6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 0.5px;
}

.sidebar-menu {
    flex: 1;
    list-style: none;
    padding: 24px 16px;
    overflow-y: auto;
}

.menu-item {
    margin-bottom: 8px;
}

.menu-link {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 500;
    transition: var(--transition);
}

.menu-link i {
    margin-right: 12px;
    font-size: 1.1rem;
    width: 20px;
    text-align: center;
}

.menu-link:hover, .menu-link.active {
    color: var(--primary-color);
    background: rgba(124, 58, 237, 0.08);
    box-shadow: none;
}

.menu-link.active i {
    color: var(--primary-color);
}

.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.top-bar {
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    position: sticky;
    top: 0;
    z-index: 90;
}

.global-search {
    width: 350px;
    position: relative;
}

.global-search input {
    width: 100%;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 30px;
    padding: 10px 20px 10px 45px;
    color: var(--text-main);
    transition: var(--transition);
    font-size: 0.9rem;
}

.global-search input:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 10px var(--primary-glow);
    background: #ffffff;
}

.global-search i {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.icon-button {
    background: #ffffff;
    border: 1px solid var(--border-color);
    color: var(--text-main);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    position: relative;
    transition: var(--transition);
}

.icon-button:hover {
    background: rgba(139, 92, 246, 0.15);
    border-color: var(--primary-color);
    color: var(--primary-hover);
}

.notification-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    background: var(--danger);
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #ffffff;
}

.user-profile-menu {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 4px 12px;
    border-radius: 30px;
    background: #ffffff;
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: var(--transition);
}

.user-profile-menu:hover {
    background: rgba(139, 92, 246, 0.1);
    border-color: var(--primary-color);
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, #a78bfa 0%, #8b5cf6 100%);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

.user-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-main);
}

.page-container {
    padding: 32px;
    flex: 1;
    overflow-y: auto;
}

/* Dashboard Widgets */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.stat-card {
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.stat-icon {
    width: 54px;
    height: 54px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-icon.primary { background: rgba(139, 92, 246, 0.15); color: var(--primary-color); }
.stat-icon.success { background: rgba(16, 185, 129, 0.15); color: var(--success); }
.stat-icon.warning { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.stat-icon.danger { background: rgba(239, 68, 68, 0.15); color: var(--danger); }

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 4px;
}

.stat-number {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-main);
    letter-spacing: -0.5px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    gap: 8px;
    border: 1px solid transparent;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-hover);
    box-shadow: 0 0 15px var(--primary-glow);
}

.btn-secondary {
    background: #ffffff;
    border-color: var(--border-color);
    color: var(--text-main);
}

.btn-secondary:hover {
    background: #f8fafc;
    border-color: var(--text-muted);
}

.btn-danger {
    background: rgba(239, 68, 68, 0.15);
    border-color: var(--danger);
    color: var(--danger);
}

.btn-danger:hover {
    background: var(--danger);
    color: white;
}

/* Table Style */
.table-container {
    overflow-x: auto;
    width: 100%;
}

.lms-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.lms-table th {
    padding: 16px 24px;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border-color);
}

.lms-table td {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
    color: var(--text-main);
    vertical-align: middle;
}

.lms-table tbody tr {
    transition: var(--transition);
}

.lms-table tbody tr:hover {
    background: #f8fafc;
}

/* Badge Styles */
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-align: center;
}

.badge-low { background: rgba(59, 130, 246, 0.15); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }
.badge-medium { background: rgba(245, 158, 11, 0.15); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.3); }
.badge-high { background: rgba(239, 68, 68, 0.15); color: #f87171; border: 1px solid rgba(239, 68, 68, 0.3); }
.badge-critical { background: var(--danger); color: white; }

.badge-new { background: rgba(139, 92, 246, 0.15); color: #c084fc; border: 1px solid rgba(139, 92, 246, 0.3); }
.badge-assigned { background: rgba(59, 130, 246, 0.15); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }
.badge-contacted { background: rgba(16, 185, 129, 0.15); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.3); }
.badge-won { background: rgba(16, 185, 129, 0.25); color: #10b981; border: 1px solid #10b981; }
.badge-lost { background: rgba(239, 68, 68, 0.25); color: #ef4444; border: 1px solid #ef4444; }

/* Form Styles */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 12px 16px;
    color: var(--text-main);
    font-size: 0.9rem;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary-color);
    background: #ffffff;
    outline: none;
    box-shadow: 0 0 10px var(--primary-glow);
}

.form-control::placeholder {
    color: var(--text-disabled);
}

/* Modal styling */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    padding: 32px;
}

/* Notification Bell Dropdown */
.notification-dropdown {
    position: absolute;
    top: 50px;
    right: 0;
    width: 320px;
    max-height: 400px;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--card-radius);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    z-index: 150;
    overflow-y: auto;
}

.notification-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.notification-item {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: var(--transition);
}

.notification-item:hover {
    background: rgba(255, 255, 255, 0.02);
}

.notification-item.unread {
    background: rgba(139, 92, 246, 0.05);
}

.notification-item-title {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-main);
    margin-bottom: 4px;
}

.notification-item-msg {
    font-size: 0.8rem;
    color: var(--text-muted);
}