/* assets/css/style.css */

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: #333;
}

.logo img {
    height: 40px;
    margin-right: 10px;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 600;
}

.nav-menu {
    display: flex;
    list-style: none;
}

.nav-menu li {
    margin-left: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: #007bff;
}

/* Button Styles */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    text-decoration: none;
    text-align: center;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: #007bff;
    color: white;
}

.btn-primary:hover {
    background: #0056b3;
    color: white;
}

.btn-secondary {
    background: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background: #545b62;
    color: white;
}

.btn-success {
    background: #28a745;
    color: white;
}

.btn-warning {
    background: #ffc107;
    color: #212529;
}

.btn-danger {
    background: #dc3545;
    color: white;
}

.btn-sm {
    padding: 5px 10px;
    font-size: 0.875rem;
}

.btn-outline {
    background: transparent;
    border: 2px solid #007bff;
    color: #007bff;
}

.btn-outline:hover {
    background: #007bff;
    color: white;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    color: white;
    padding: 100px 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Features Section */
.features {
    padding: 80px 0;
    background: white;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    font-weight: 600;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    text-align: center;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card i {
    font-size: 3rem;
    color: #007bff;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

/* Courses Section */
.courses {
    padding: 80px 0;
    background: #f8f9fa;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.course-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.course-header {
    background: #007bff;
    color: white;
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.course-header h3 {
    margin: 0;
    font-size: 1.25rem;
}

.course-code {
    background: rgba(255,255,255,0.2);
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 0.875rem;
}

.course-body {
    padding: 1.5rem;
}

.course-meta {
    display: flex;
    justify-content: space-between;
    margin-top: 1rem;
    font-size: 0.875rem;
    color: #6c757d;
}

.course-footer {
    padding: 1rem 1.5rem;
    background: #f8f9fa;
    display: flex;
    gap: 1rem;
}

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

/* Dashboard Styles */
.main-content {
    margin-left: 250px;
    padding: 20px;
    min-height: 100vh;
    background: #f8f9fa;
}

.page-header {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 2rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.page-header h1 {
    margin-bottom: 0.5rem;
    color: #333;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.stat-info h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.stat-info p {
    color: #6c757d;
    margin: 0;
}

/* Content Grid */
.content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.content-card {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* Table Styles */
.table-responsive {
    overflow-x: auto;
}

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

.data-table th,
.data-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #dee2e6;
}

.data-table th {
    background: #f8f9fa;
    font-weight: 600;
    color: #495057;
}

.data-table tr:hover {
    background: #f8f9fa;
}

/* Status Badges */
.status-badge {
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.status-active {
    background: #d4edda;
    color: #155724;
}

.status-inactive {
    background: #f8d7da;
    color: #721c24;
}

.status-pending {
    background: #fff3cd;
    color: #856404;
}

.status-pass {
    background: #d4edda;
    color: #155724;
}

.status-fail {
    background: #f8d7da;
    color: #721c24;
}

/* Action Buttons */
.action-buttons {
    display: flex;
    gap: 5px;
}

/* Filter Form */
.filter-card {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}

.filter-form {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    align-items: end;
}

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

.form-group input,
.form-group select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 5px;
    margin-top: 2rem;
}

.pagination a {
    padding: 8px 12px;
    border: 1px solid #dee2e6;
    text-decoration: none;
    color: #007bff;
    border-radius: 5px;
}

.pagination a.active {
    background: #007bff;
    color: white;
    border-color: #007bff;
}

.pagination a:hover:not(.active) {
    background: #e9ecef;
}

/* Student Dashboard Specific */
.info-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.info-card {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.attendance-circle {
    text-align: center;
    margin: 1rem 0;
}

.circle-progress {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: conic-gradient(#007bff var(--percentage, 0%), #e9ecef 0%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
}

.circle-progress .percentage {
    font-size: 1.5rem;
    font-weight: 600;
}

.progress-bar {
    width: 100%;
    height: 10px;
    background: #e9ecef;
    border-radius: 5px;
    overflow: hidden;
    margin: 10px 0;
}

.progress-fill {
    height: 100%;
    background: #28a745;
    transition: width 0.3s;
}

.quick-links {
    margin-top: 2rem;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.quick-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem;
    background: white;
    border-radius: 10px;
    text-decoration: none;
    color: #333;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.quick-link:hover {
    transform: translateY(-3px);
    color: #333;
}

.quick-link i {
    font-size: 2rem;
    color: #007bff;
    margin-bottom: 1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .main-content {
        margin-left: 0;
    }
    
    .content-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .nav-menu {
        display: none;
    }
    
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
}

/* Footer */
.footer {
    background: #333;
    color: white;
    padding: 3rem 0 1rem;
    margin-top: 3rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    margin-bottom: 1rem;
    color: #fff;
}

.footer-section a {
    color: #ccc;
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
}

.footer-section a:hover {
    color: #007bff;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #444;
    color: #ccc;
}