/* Layout Styles */

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
}

/* Header */
.header {
    background: rgba(26, 26, 46, 0.9);
    backdrop-filter: blur(10px);
    color: var(--white);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: none;
}

/* Kurumsal renk geçişli alt sınır */
.header::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 3px;
    /* Kurumsal renkler arasında kesintisiz ve tekrar eden degrade geçiş */
    /* 1 döngü: primary (0) → accent (60px) → secondary (120px) → primary (180px) */
    background: repeating-linear-gradient(90deg,
        var(--primary-color) 0px,
        var(--accent-color) 240px,
        var(--secondary-color) 480px,
        var(--primary-color) 720px
    );
    box-shadow: 0 2px 8px rgba(15, 148, 210, 0.25), 0 4px 12px rgba(2, 147, 65, 0.2);
    opacity: 0.95;
}

/* Kurumsal renklerin soft gölge yansıması */
.header::before {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: -8px; /* alt tarafa taşır */
    height: 14px;
    background: repeating-linear-gradient(90deg,
        var(--primary-color) 0px,
        var(--accent-color) 240px,
        var(--secondary-color) 480px,
        var(--primary-color) 720px
    );
    filter: blur(8px);
    opacity: 0.35;
    pointer-events: none;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
}

.logo a {
    color: var(--white);
    text-decoration: none;
    outline: none;
}

.logo a:hover,
.logo a:focus {
    text-decoration: none;
    outline: none;
}

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

.logo-subtitle {
    font-size: var(--font-size-sm);
    opacity: 0.8;
    font-weight: 400;
    margin-bottom: 2px;
    color: rgba(255, 255, 255, 0.9);
}

.logo h1 {
    font-size: var(--font-size-xl);
    margin: 0;
    line-height: 1.2;
}

.nav-list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-list a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-normal), transform var(--transition-normal);
    outline: none;
}

.nav-list a:hover,
.nav-list a:focus {
    color: var(--secondary-color);
    outline: none;
}

/* Logout Button in Header */
.nav-list .btn-link {
    background: none;
    border: none;
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    cursor: pointer;
    font-size: inherit;
    font-family: inherit;
}

.nav-list .btn-link:hover,
.nav-list .btn-link:focus {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    text-decoration: none;
    transform: translateY(-1px);
}

.nav-list .btn-link:active {
    transform: translateY(0);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    color: var(--white);
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--white);
    margin: 2px 0;
    transition: var(--transition-fast);
}

@media (max-width: 768px) {
    .logo-subtitle {
        font-size: 12px;
    }
    
    .logo h1 {
        font-size: var(--font-size-lg);
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav {
        display: none;
    }
    
    .nav.active {
        display: block;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--primary-color);
        box-shadow: var(--shadow-lg);
        z-index: 1000;
    }
    
    .nav-list {
        flex-direction: column;
        padding: var(--spacing-lg) var(--spacing-md);
        gap: 0;
    }
    
    .nav-list li {
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        padding: var(--spacing-md) 0;
        transition: background-color var(--transition-fast);
    }
    
    .nav-list li:first-child {
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .nav-list li:last-child {
        border-bottom: none;
    }
    
    .nav-list li:hover {
        background-color: rgba(255, 255, 255, 0.05);
        padding-left: var(--spacing-sm);
    }
    
    .nav-list li a {
        display: block;
        width: 100%;
        padding: var(--spacing-sm) 0;
        color: var(--white);
        text-decoration: none;
        font-weight: 500;
        transition: all var(--transition-fast);
    }
    
    .nav-list li .btn-link {
        display: block;
        width: 100%;
        text-align: left;
        padding: var(--spacing-sm) 0;
        background: none;
        border: none;
        color: var(--white);
        text-decoration: none;
        font-weight: 500;
        transition: all var(--transition-fast);
        cursor: pointer;
    }
    
    .nav-list li .btn-primary {
        display: inline-block;
        width: auto;
        text-align: center;
        margin-top: var(--spacing-xs);
    }
    
    .nav-list li form {
        display: block;
        width: 100%;
    }
    
    .nav-list li form .btn-link {
        width: 100%;
        text-align: left;
    }
    
    .nav-list li a:hover,
    .nav-list li .btn-link:hover {
        color: var(--secondary-color);
        padding-left: var(--spacing-xs);
    }
    
    .nav-list li:hover .btn-link {
        transform: none;
        background: transparent;
    }
    /* Header kenar boşluklarını mobilde artır */
    .header .container { padding: 0 var(--spacing-lg); }
}

/* Main Content */
.main {
    flex: 1 0 auto;  /* Kalan alanı doldur, footer en alta yapışsın */
    padding: 0;
}

/* Footer */
.footer {
    
    backdrop-filter: blur(10px);
    color: var(--white);
    padding: var(--spacing-lg) 0;
    margin-top: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-logo-text {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: var(--spacing-md);
}

.footer-logo-link {
    display: block;
    text-decoration: none;
    transition: all 0.3s ease;
    outline: none;
}

.footer-logo-link:hover,
.footer-logo-link:focus {
    transform: scale(1.05);
    outline: none;
}

.footer-logo {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(255, 255, 255, 0.2);
    background-color: var(--white);
    padding: .2px;
    transition: all 0.3s ease;
    display: block;
    flex-shrink: 0;
}

.footer-logo-link:hover .footer-logo {
    border-color: rgba(255, 255, 255, 0.4);
}

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

.footer-links a {
    color: var(--white);
    text-decoration: none;
    transition: color var(--transition-normal);
    outline: none;
}

.footer-links .dev-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
    color: var(--white);
}

.footer-links .dev-icon:hover,
.footer-links .dev-icon:focus {
    background: rgba(255, 255, 255, 0.2);
    color: var(--accent-color);
}

.footer-links .dev-icon i {
    font-size: 14px;
}

/* Footer tooltip ayarlari */
.footer .footer-links .tooltip .tooltip-text {
    padding: 6px 10px;
    width: auto;
    white-space: nowrap;
    left: 50%;
    transform: translateX(-50%);
    margin-left: 0;
}

.footer-links a:hover,
.footer-links a:focus {
    color: var(--accent-color);
    outline: none;
}

.footer-logo-text p {
    margin: 0;
    line-height: 1.4;
    display: flex;
    align-items: center;
}

@media (max-width: 768px) {
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .footer-logo-text {
        justify-content: center;
    }
    
    .footer-logo {
        width: 42px;
        height: 42px;
        padding: 1px;
    }
    
    .footer-links {
        flex-direction: row;        /* Yan yana */
        flex-wrap: wrap;            /* Taşarsa alta kır */
        justify-content: center;    /* Ortala */
        gap: var(--spacing-md);     /* Dengeli boşluk */
    }
}

/* Auth Layout */
.auth-layout {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.auth-container {
    width: 100%;
    max-width: 400px;
}

.auth-card {
    background: var(--white);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.auth-header {
    background: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-xl);
    text-align: center;
}

.auth-header h1 {
    margin: 0 0 var(--spacing-sm) 0;
    font-size: var(--font-size-2xl);
}

.auth-header p {
    margin: 0;
    opacity: 0.9;
}

.auth-content {
    padding: var(--spacing-xl);
}

/* Admin Layout */
.admin-layout {
    background: var(--gray-100);
    min-height: 100vh;
}

.admin-container {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 250px;
    background: var(--white);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--gray-200);
    background: var(--primary-color);
    color: var(--white);
}

.sidebar-header h2 {
    margin: 0;
    font-size: var(--font-size-lg);
}

.sidebar-nav {
    flex: 1;
    padding: var(--spacing-md) 0;
}

.sidebar-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sidebar-nav li {
    margin: 0;
}

.sidebar-nav a {
    display: block;
    padding: var(--spacing-md) var(--spacing-xl);
    color: var(--gray-700);
    text-decoration: none;
    transition: all var(--transition-fast);
    border-left: 3px solid transparent;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    background: var(--gray-100);
    color: var(--primary-color);
    border-left-color: var(--primary-color);
}

.sidebar-footer {
    padding: var(--spacing-md) var(--spacing-xl);
    border-top: 1px solid var(--gray-200);
}

.sidebar-footer .btn-link {
    background: none;
    border: none;
    color: var(--gray-600);
    text-decoration: none;
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    cursor: pointer;
    font-size: inherit;
    font-family: inherit;
    width: 100%;
    text-align: left;
}

.sidebar-footer .btn-link:hover,
.sidebar-footer .btn-link:focus {
    background: var(--gray-100);
    color: var(--gray-800);
    text-decoration: none;
    transform: translateX(4px);
}

.sidebar-footer .btn-link:active {
    transform: translateX(2px);
}

.admin-main {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.admin-header {
    background: var(--white);
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
}

.admin-header h1 {
    margin: 0;
    color: var(--gray-800);
}

/* Admin Navigation */
.admin-nav {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-xl);
    border: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-sm);
}

.admin-nav-list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    overflow-x: auto;
    border-radius: var(--border-radius-lg);
}

.admin-nav-actions {
    padding-right: var(--spacing-sm);
}

.admin-nav-list li {
    flex-shrink: 0;
}

.admin-nav-list a {
    display: block;
    padding: var(--spacing-md) var(--spacing-sm);
    color: var(--gray-600);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 3px solid transparent;
    transition: all var(--transition-fast);
    white-space: nowrap;
    border-radius: var(--border-radius-lg);
    margin: var(--spacing-xs);
}

.admin-nav-list a:hover {
    color: var(--primary-color);
    background: var(--gray-50);
    transform: translateY(-1px);
}

.admin-nav-list a.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    background: var(--primary-50);
    box-shadow: var(--shadow-sm);
}

.admin-content {
    flex: 1;
    padding: var(--spacing-xl);
}

/* Admin Page Styles */
.admin-page {
    max-width: 1200px;
    margin: var(--spacing-xl) auto;
    padding: 0 var(--spacing-md);
}

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

.page-header h2 {
    font-size: var(--font-size-2xl);
    color: var(--white);
    margin: 0 0 var(--spacing-sm) 0;
    font-weight: 700;
}

.page-header p {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-base);
    margin: 0;
}

.admin-nav {
    margin-bottom: var(--spacing-xl);
}

.dashboard-stats {
    margin-bottom: var(--spacing-xl);
}

.page-actions {
    margin-bottom: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--gray-200);
}

.card-header h3 {
    font-size: var(--font-size-lg);
    color: var(--gray-800);
    margin: 0;
}

.card-actions {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.filter-group select {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
}

/* Table Styles */
.table-container {
    overflow-x: auto;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--gray-200);
}

.table-filters {
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
    padding: var(--spacing-sm);
}

.filter-form {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    flex-wrap: nowrap;
}

.filter-form .input,
.filter-form .select {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    background: var(--white);
}

.filter-form .input { min-width: 200px; }
.filter-form .select { min-width: 140px; }

.filter-form .filter-checkbox {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.filter-form .filter-checkbox input[type="checkbox"] {
    width: 16px;
    height: 16px;
    margin: 0;
}

@media (max-width: 992px) {
    .filter-form { flex-wrap: wrap; }
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
}

.data-table th,
.data-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

.data-table th {
    background: var(--gray-50);
    font-weight: 600;
    color: var(--gray-700);
    font-size: var(--font-size-sm);
}

.data-table td {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
}

.data-table tbody tr:hover {
    background: var(--gray-50);
}

/* Badge Styles */
.role-badge,
.status-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
    text-transform: uppercase;
}

.role-badge {
    background: var(--gray-100);
    color: var(--gray-700);
}

.role-admin {
    background: var(--red-100);
    color: var(--red-700);
}

.role-teacher {
    background: var(--blue-100);
    color: var(--blue-700);
}

.role-student {
    background: var(--green-100);
    color: var(--green-700);
}

.status-badge {
    background: var(--gray-100);
    color: var(--gray-700);
}

.status-active {
    background: var(--green-100);
    color: var(--green-700);
}

.status-inactive {
    background: var(--red-100);
    color: var(--red-700);
}

.status-pending {
    background: var(--yellow-100);
    color: var(--yellow-700);
}

.status-assigned {
    background: var(--blue-100);
    color: var(--blue-700);
}

.status-evaluated {
    background: var(--green-100);
    color: var(--green-700);
}

/* Action Buttons */
.action-buttons {
    display: flex;
    gap: var(--spacing-xs);
}

.action-buttons .btn {
    padding: var(--spacing-xs);
    min-width: auto;
}

/* Story Title */
.story-title {
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Page Count */
.page-count {
    font-weight: 500;
    color: var(--gray-700);
}

/* Teacher Name */
.teacher-name {
    font-weight: 500;
    color: var(--gray-700);
}

/* Reports Grid */
.reports-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.stats-overview {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--gray-50);
    border-radius: var(--border-radius-md);
}

.stat-item .stat-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-item .stat-content h4 {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    margin: 0 0 var(--spacing-xs) 0;
}

.stat-item .stat-number {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--gray-800);
}

/* Status Chart */
.status-chart {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.category-section {
    padding: var(--spacing-md);
    background: var(--gray-50);
    border-radius: var(--border-radius-md);
    border-left: 4px solid var(--primary-color);
}

.category-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--gray-800);
    margin: 0 0 var(--spacing-md) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.category-title i {
    color: var(--primary-color);
}

.chart-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.chart-item:last-child {
    margin-bottom: 0;
}

.chart-label {
    min-width: 120px;
    font-size: var(--font-size-sm);
    color: var(--gray-600);
}

.chart-bar {
    flex: 1;
    height: 20px;
    background: var(--gray-200);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
}

.chart-fill {
    height: 100%;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.chart-fill.chart-pending {
    background: var(--warning-color);
}

.chart-fill.chart-assigned {
    background: var(--info-color);
}

.chart-fill.chart-scored {
    background: var(--success-color);
}

.chart-value {
    min-width: 30px;
    text-align: right;
    font-weight: 600;
    color: var(--gray-700);
}

/* Performance Tables */
.performance-table {
    width: 100%;
}

.performance-table th {
    text-align: center;
    background: var(--gray-50);
}

.performance-table th:first-child {
    text-align: left;
}

.performance-table td {
    vertical-align: middle;
}

.user-cell {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.user-name {
    font-weight: 600;
    color: var(--gray-800);
    font-size: var(--font-size-base);
}

.user-email {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
}

.score-value {
    color: var(--primary-color);
    font-size: var(--font-size-lg);
}

.text-center {
    text-align: center !important;
}

.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.badge-warning {
    background: var(--warning-color);
    color: var(--white);
}

.badge-success {
    background: var(--success-color);
    color: var(--white);
}

/* Trend Reports */
.trend-summary {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-md);
    background: var(--gray-50);
    border-radius: var(--border-radius-md);
}

.trend-stat {
    text-align: center;
}

.trend-label {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    margin-bottom: var(--spacing-xs);
}

.trend-value {
    display: block;
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-color);
}

.trend-chart {
    display: flex;
    align-items: flex-end;
    gap: 4px;
    height: 200px;
    padding: var(--spacing-md);
    background: var(--gray-50);
    border-radius: var(--border-radius-md);
    overflow-x: auto;
}

.trend-bar-item {
    flex: 1;
    min-width: 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
}

.trend-bar-container {
    flex: 1;
    width: 100%;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

.trend-bar-fill {
    width: 100%;
    background: linear-gradient(to top, var(--primary-color), var(--accent-color));
    border-radius: var(--border-radius-sm) var(--border-radius-sm) 0 0;
    transition: all 0.3s ease;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 4px;
    position: relative;
}

.trend-bar-fill:hover {
    background: linear-gradient(to top, var(--accent-color), var(--secondary-color));
    transform: scaleY(1.05);
}

.trend-bar-value {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--white);
    text-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

.trend-bar-label {
    font-size: var(--font-size-xs);
    color: var(--gray-600);
    margin-top: var(--spacing-xs);
    writing-mode: horizontal-tb;
    white-space: nowrap;
}

@media (max-width: 768px) {
    .trend-summary {
        grid-template-columns: 1fr;
    }
    
    .trend-chart {
        height: 150px;
    }
}

.performance-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: var(--gray-50);
    border-radius: var(--border-radius-md);
}

.teacher-info .teacher-name {
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: var(--spacing-xs);
}

.teacher-info .teacher-email {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
}

.performance-stats {
    display: flex;
    gap: var(--spacing-lg);
}

.performance-stats .stat {
    text-align: center;
}

.performance-stats .label {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--gray-600);
    margin-bottom: var(--spacing-xs);
}

.performance-stats .value {
    display: block;
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--gray-800);
}

/* Time Reports */
.time-reports {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.report-filters {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.report-filters select {
    padding: var(--spacing-sm);
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius-sm);
}

.report-content {
    padding: var(--spacing-lg);
    background: var(--gray-50);
    border-radius: var(--border-radius-md);
    text-align: center;
}

/* Settings Grid */
.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-xl);
}

.settings-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.form-row .form-group {
    margin-bottom: 0;
}

.form-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--gray-200);
}

.form-group label {
    font-weight: 500;
    color: var(--gray-700);
    font-size: var(--font-size-sm);
}

.form-control {
    padding: var(--spacing-sm);
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    transition: border-color var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(var(--primary-color-rgb), 0.1);
}

.form-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--gray-200);
}

/* System Info */
.system-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm);
    background: var(--gray-50);
    border-radius: var(--border-radius-sm);
}

.info-item .label {
    font-weight: 500;
    color: var(--gray-700);
}

.info-item .value {
    color: var(--gray-600);
    font-family: monospace;
}

/* Responsive */
@media (max-width: 768px) {
    .page-actions {
        justify-content: stretch;
    }
    
    .page-actions .btn {
        flex: 1;
    }
    
    .card-header {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-sm);
    }
    
    .card-actions {
        justify-content: center;
    }
    
    .action-buttons {
        flex-wrap: wrap;
    }
    
    .stats-overview {
        grid-template-columns: 1fr;
    }
    
    .performance-item {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md);
    }
    
    .performance-stats {
        justify-content: space-around;
    }
    
    .report-filters {
        flex-direction: column;
        align-items: stretch;
    }
    
    .settings-grid {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
}

/* Admin Dashboard Styles */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.dashboard-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.content-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
}

.content-card:last-child {
    margin-bottom: 0;
}

.content-card h2 {
    font-size: var(--font-size-lg);
    color: var(--gray-800);
    margin: 0 0 var(--spacing-md) 0;
    font-weight: 600;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: var(--spacing-xs);
}

/* User Stats */
.user-stats {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.user-stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--gray-50);
    border-radius: var(--border-radius-md);
    border-left: 4px solid var(--primary-color);
}

.user-stat-item .role {
    font-weight: 600;
    color: var(--gray-700);
    text-transform: capitalize;
}

.user-stat-item .count {
    color: var(--gray-600);
    font-size: var(--font-size-sm);
}

/* Story Stats */
.story-stats {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.story-stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--gray-200);
}

.story-stat-item:last-child {
    border-bottom: none;
}

.story-stat-item .label {
    font-weight: 500;
    color: var(--gray-700);
}

.story-stat-item .value {
    font-weight: 600;
    color: var(--primary-color);
}

/* Teacher Stats */
.teacher-stats {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.teacher-stats-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--gray-100);
    border-radius: var(--border-radius-md);
    font-weight: 600;
    color: var(--gray-700);
    font-size: var(--font-size-xs);
}

.teacher-stat-item {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-bottom: 1px solid var(--gray-200);
    align-items: center;
}

.teacher-stat-item:last-child {
    border-bottom: none;
}

.teacher-name {
    font-weight: 500;
    color: var(--gray-700);
}

.teacher-stat-item .total,
.teacher-stat-item .pending,
.teacher-stat-item .completed {
    text-align: center;
    font-weight: 600;
}

.teacher-stat-item .total {
    color: var(--primary-color);
}

.teacher-stat-item .pending {
    color: var(--warning-color);
}

.teacher-stat-item .completed {
    color: var(--success-color);
}

/* Dashboard Responsive */
@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .dashboard-content,
    .content-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .content-card {
        padding: var(--spacing-md);
    }
    
    .teacher-stats-header,
    .teacher-stat-item {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .teacher-stats-header {
        display: none; /* Hide header on mobile */
    }
    
    .teacher-stat-item {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
    
    .teacher-stat-item .total,
    .teacher-stat-item .pending,
    .teacher-stat-item .completed {
        text-align: left;
    }
}

@media (max-width: 768px) {
    .admin-container {
        flex-direction: column;
    }
    
    .admin-sidebar {
        width: 100%;
        order: 2;
    }
    
    .admin-main {
        order: 1;
    }
    
    .sidebar-nav {
        display: flex;
        overflow-x: auto;
    }
    
    .sidebar-nav ul {
        display: flex;
        min-width: max-content;
    }
    
    .sidebar-nav a {
        white-space: nowrap;
        border-left: none;
        border-bottom: 3px solid transparent;
    }
    
    .sidebar-nav a:hover,
    .sidebar-nav a.active {
        border-left: none;
        border-bottom-color: var(--primary-color);
    }
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--spacing-md);
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 768px) {
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
}

/* Cards */
.card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.card-header {
    border-bottom: 1px solid var(--gray-200);
    padding-bottom: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.card-title {
    margin: 0;
    color: var(--gray-800);
}

.card-body {
    margin-bottom: var(--spacing-md);
}

.card-footer {
    border-top: 1px solid var(--gray-200);
    padding-top: var(--spacing-md);
    margin-top: var(--spacing-md);
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--gray-200);
}

.modal-header h2 {
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: var(--font-size-xl);
    cursor: pointer;
    color: var(--gray-600);
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    color: var(--gray-800);
}

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

.modal-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--gray-200);
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
}