/* Lahint GOSI Dashboard - Main Stylesheet */
/* Saudi-inspired enterprise design system */

:root {
    /* Saudi-inspired palette - Deep emerald and gold */
    --color-primary: #006C35;
    --color-primary-dark: #004D26;
    --color-primary-light: #00A651;
    --color-accent: #C9A227;
    --color-accent-light: #E8C547;
    
    /* Neutrals */
    --color-bg: #F8F9FA;
    --color-surface: #FFFFFF;
    --color-surface-elevated: #FFFFFF;
    --color-border: #E5E7EB;
    --color-border-light: #F3F4F6;
    
    /* Text */
    --color-text: #1F2937;
    --color-text-secondary: #6B7280;
    --color-text-muted: #9CA3AF;
    --color-text-inverse: #FFFFFF;
    
    /* Status */
    --color-success: #059669;
    --color-warning: #D97706;
    --color-error: #DC2626;
    --color-info: #2563EB;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    
    /* Typography */
    --font-arabic: 'IBM Plex Sans Arabic', sans-serif;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 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);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
}

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

body {
    font-family: var(--font-arabic);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
}

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

/* Sidebar */
.sidebar {
    width: 280px;
    background: linear-gradient(180deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    color: var(--color-text-inverse);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
    transition: transform var(--transition-slow);
}

.sidebar-header {
    padding: var(--space-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: var(--color-accent);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary-dark);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo-subtitle {
    font-size: 0.75rem;
    opacity: 0.8;
    font-weight: 400;
}

.sidebar-nav {
    flex: 1;
    padding: var(--space-lg) 0;
    overflow-y: auto;
}

.nav-section {
    margin-bottom: var(--space-lg);
}

.nav-section-title {
    padding: var(--space-sm) var(--space-xl);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.6;
    font-weight: 600;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-xl);
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: all var(--transition-fast);
    position: relative;
    cursor: pointer;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text-inverse);
}

.nav-item.active {
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-text-inverse);
}

.nav-item.active::before {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 60%;
    background: var(--color-accent);
    border-radius: 2px 0 0 2px;
}

.nav-item i {
    width: 20px;
    text-align: center;
    font-size: 1rem;
}

.nav-item span {
    font-size: 0.9rem;
    font-weight: 500;
}

.nav-badge {
    margin-right: auto;
    background: var(--color-accent);
    color: var(--color-primary-dark);
    font-size: 0.7rem;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: var(--radius-full);
}

.sidebar-footer {
    padding: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: var(--color-accent);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: var(--color-primary-dark);
}

.user-details {
    flex: 1;
    min-width: 0;
}

.user-name {
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: 0.75rem;
    opacity: 0.7;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-right: 280px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    background: var(--color-surface);
    padding: var(--space-lg) var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 50;
}

.header-title {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.header-title h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.breadcrumb a {
    color: var(--color-primary);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    font-size: 0.9rem;
    font-weight: 500;
    font-family: inherit;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

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

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

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

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

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

.btn-accent:hover {
    background: var(--color-accent-light);
}

.btn-ghost {
    background: transparent;
    color: var(--color-text-secondary);
}

.btn-ghost:hover {
    background: var(--color-bg);
    color: var(--color-text);
}

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

.btn-danger:hover {
    background: #B91C1C;
}

.btn-icon {
    padding: var(--space-sm);
    width: 40px;
    height: 40px;
}

.btn-lg {
    padding: var(--space-md) var(--space-xl);
    font-size: 1rem;
}

.btn-sm {
    padding: var(--space-xs) var(--space-md);
    font-size: 0.8rem;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Page Content */
.page-content {
    flex: 1;
    padding: var(--space-xl);
}

/* Cards */
.card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    overflow: hidden;
}

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

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
}

.card-body {
    padding: var(--space-lg);
}

.card-footer {
    padding: var(--space-lg);
    border-top: 1px solid var(--color-border);
    background: var(--color-bg);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.stat-card {
    overflow: hidden;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    border: 1px solid var(--color-border);
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    transition: all var(--transition-fast);
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.stat-icon.primary {
    background: rgba(0, 108, 53, 0.1);
    color: var(--color-primary);
}

.stat-icon.accent {
    background: rgba(201, 162, 39, 0.1);
    color: var(--color-accent);
}

.stat-icon.success {
    background: rgba(5, 150, 105, 0.1);
    color: var(--color-success);
}

.stat-icon.info {
    background: rgba(37, 99, 235, 0.1);
    color: var(--color-info);
}

.stat-content {
    flex: 1;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xs);
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    direction: ltr;
    text-align: right;
    word-break: break-word;
    overflow-wrap: break-word;
    line-height: 1.3;
}

[dir="ltr"] .stat-value {
    text-align: left;
    font-size: 1.35rem;
}

.stat-change {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.8rem;
    margin-top: var(--space-xs);
    padding: 2px 8px;
    border-radius: var(--radius-full);
}

.stat-change.positive {
    background: rgba(5, 150, 105, 0.1);
    color: var(--color-success);
}

.stat-change.negative {
    background: rgba(220, 38, 38, 0.1);
    color: var(--color-error);
}

/* Tables */
.table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    max-width: 100%;
}

@media (max-width: 768px) {
    .table-container { margin: 0 -8px; padding: 0 4px; }
    .data-table { min-width: 600px; font-size: 0.8rem; }
    .data-table th, .data-table td { padding: 8px 6px; }
    .data-table input.form-input { padding: 4px 6px; font-size: 0.8rem; min-width: 100px; }
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: var(--space-md) var(--space-lg);
    text-align: right;
}

.data-table th {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.data-table td {
    border-bottom: 1px solid var(--color-border-light);
    font-size: 0.9rem;
}

.data-table tbody tr:hover {
    background: var(--color-bg);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* Status Badges */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
}

.badge-success {
    background: rgba(5, 150, 105, 0.1);
    color: var(--color-success);
}

.badge-warning {
    background: rgba(217, 119, 6, 0.1);
    color: var(--color-warning);
}

.badge-error {
    background: rgba(220, 38, 38, 0.1);
    color: var(--color-error);
}

.badge-info {
    background: rgba(37, 99, 235, 0.1);
    color: var(--color-info);
}

.badge-neutral {
    background: var(--color-bg);
    color: var(--color-text-secondary);
}

/* Forms */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.form-input {
    width: 100%;
    padding: var(--space-md);
    font-size: 0.95rem;
    font-family: inherit;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    color: var(--color-text);
    transition: all var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 108, 53, 0.1);
}

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

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 12px center;
    background-size: 16px;
    padding-left: 40px;
}

.form-hint {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: var(--space-xs);
}

.form-error {
    font-size: 0.8rem;
    color: var(--color-error);
    margin-top: var(--space-xs);
}

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

/* Modal */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition-base);
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
}

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

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
}

.modal-close {
    width: 36px;
    height: 36px;
    border: none;
    background: transparent;
    color: var(--color-text-secondary);
    cursor: pointer;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--color-bg);
    color: var(--color-text);
}

.modal-body {
    padding: var(--space-lg);
}

.modal-footer {
    padding: var(--space-lg);
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: flex-start;
    gap: var(--space-md);
}

/* Alerts */
.alert {
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.alert-success {
    background: rgba(5, 150, 105, 0.1);
    border: 1px solid rgba(5, 150, 105, 0.2);
    color: var(--color-success);
}

.alert-warning {
    background: rgba(217, 119, 6, 0.1);
    border: 1px solid rgba(217, 119, 6, 0.2);
    color: var(--color-warning);
}

.alert-error {
    background: rgba(220, 38, 38, 0.1);
    border: 1px solid rgba(220, 38, 38, 0.2);
    color: var(--color-error);
}

.alert-info {
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.2);
    color: var(--color-info);
}

.alert-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.alert-content {
    flex: 1;
}

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

/* Loading */
.loading-spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    z-index: 2000;
}

.loading-overlay .loading-spinner {
    width: 48px;
    height: 48px;
    border-width: 4px;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: var(--space-2xl);
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-lg);
    background: var(--color-bg);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--color-text-muted);
}

.empty-state-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.empty-state-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.toast {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    padding: var(--space-md) var(--space-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    min-width: 300px;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Tabs */
.tabs {
    display: flex;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-lg);
}

.tab {
    padding: var(--space-md) var(--space-lg);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: transparent;
    border: none;
    cursor: pointer;
    position: relative;
    transition: all var(--transition-fast);
}

.tab:hover {
    color: var(--color-text);
}

.tab.active {
    color: var(--color-primary);
}

.tab.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-primary);
}

/* Responsive */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(100%);
    }

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

    .main-content {
        margin-right: 0;
    }

    .mobile-menu-btn {
        display: flex !important;
    }
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .header {
        padding: var(--space-md);
    }

    .page-content {
        padding: var(--space-md);
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }

.hidden { display: none; }
.mobile-menu-btn { display: none; }