/* Help Desk Modern Styling */

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #8b5cf6;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #06b6d4;
    
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-dark: #1e293b;
    --bg-card: #ffffff;
    
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    
    --border-color: #e2e8f0;
    --border-radius: 12px;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    line-height: 1.6;
    font-size: 16px;
}

/* Header */
.main-header {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 700;
}

.logo i {
    font-size: 2rem;
}

.main-nav {
    display: flex;
    gap: var(--spacing-sm);
}

.main-nav a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s;
    font-weight: 500;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--primary-color);
    background-color: var(--bg-secondary);
}

.header-right {
    display: flex;
    align-items: center;
}

.user-menu {
    position: relative;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.2s;
}

.user-info:hover {
    background-color: var(--bg-secondary);
}

.user-info i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.user-info span {
    font-weight: 500;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--spacing-xs);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s;
}

.user-menu:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.2s;
}

.dropdown-menu a:hover {
    background-color: var(--bg-secondary);
    color: var(--primary-color);
}

.dropdown-menu .divider {
    height: 1px;
    background: var(--border-color);
    margin: var(--spacing-xs) 0;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
    font-weight: 600;
}

h1 {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

h2 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

h3 {
    font-size: 1.25rem;
}

p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-secondary);
}

.btn-block {
    width: 100%;
    justify-content: center;
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.875rem;
}

/* Forms */
.form-container {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.required {
    color: var(--danger-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group small {
    color: var(--text-light);
    font-size: 0.875rem;
}

.form-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

/* Alerts */
.alert {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 8px;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.alert-error {
    background: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

.alert-success {
    background: #f0fdf4;
    color: #16a34a;
    border: 1px solid #bbf7d0;
}

.alert-info {
    background: #eff6ff;
    color: #2563eb;
    border: 1px solid #bfdbfe;
}

/* Dashboard Stats */
.dashboard-header {
    margin-bottom: var(--spacing-lg);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: all 0.2s;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
}

.stat-icon.pending {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

.stat-icon.in-progress {
    background: rgba(6, 182, 212, 0.1);
    color: var(--info-color);
}

.stat-icon.resolved {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.stat-info h3 {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-light);
    margin-bottom: var(--spacing-xs);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* Sections */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.section-header h2 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin: 0;
}

/* Tickets */
.tickets-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.ticket-card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
    transition: all 0.2s;
    cursor: pointer;
}

.ticket-card:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-lg);
}

.ticket-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: var(--spacing-sm);
}

.ticket-title {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.ticket-meta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.ticket-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem var(--spacing-sm);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

.badge-priority-low { background: #d1fae5; color: #065f46; }
.badge-priority-medium { background: #dbeafe; color: #1e40af; }
.badge-priority-high { background: #fef3c7; color: #92400e; }
.badge-priority-urgent { background: #fee2e2; color: #991b1b; }

.badge-status-open { background: #dbeafe; color: #1e40af; }
.badge-status-pending { background: #fef3c7; color: #92400e; }
.badge-status-in_progress { background: #e0e7ff; color: #3730a3; }
.badge-status-resolved { background: #d1fae5; color: #065f46; }
.badge-status-closed { background: #e5e7eb; color: #374151; }

/* Knowledge Base */
.kb-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.kb-card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all 0.2s;
    cursor: pointer;
}

.kb-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.kb-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.kb-card h3 {
    margin-bottom: var(--spacing-xs);
}

.kb-card p {
    color: var(--text-secondary);
}

/* Info Box */
.info-box {
    background: var(--bg-secondary);
    border-left: 4px solid var(--primary-color);
    border-radius: 8px;
    padding: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.info-box h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.info-box ul {
    list-style: none;
    padding-left: 0;
}

.info-box li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
}

.info-box li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

/* Loading */
.loading-spinner {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

.loading-spinner i {
    font-size: 2rem;
    margin-right: var(--spacing-sm);
}

/* Auth Pages */
.auth-page {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-container {
    width: 100%;
    max-width: 450px;
    padding: var(--spacing-md);
}

.auth-card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.auth-header i {
    font-size: 4rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.auth-header h1 {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.auth-header p {
    color: var(--text-secondary);
}

.auth-form {
    margin-bottom: var(--spacing-md);
}

.auth-footer {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.auth-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.auth-footer a:hover {
    text-decoration: underline;
}

/* Page Header */
.page-header {
    margin-bottom: var(--spacing-lg);
}

.page-header h1 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.page-header p {
    font-size: 1.1rem;
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-wrap: wrap;
    }
    
    .main-nav {
        order: 3;
        width: 100%;
        margin-top: var(--spacing-sm);
        overflow-x: auto;
    }
    
    .stats-grid,
    .kb-grid {
        grid-template-columns: 1fr;
    }
    
    .container {
        padding: var(--spacing-sm);
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* Admin Section */
.admin-section {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    border: 2px solid var(--primary-color);
}

.admin-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.admin-stat-card {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: 8px;
}

.admin-stat-card h3 {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-xs);
}

/* Tickets Section */
.tickets-section {
    margin-bottom: var(--spacing-xl);
}

.tickets-container {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
}