/* Admin Panel Styles */
.admin-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    font-family: 'Kanit', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 20px 30px;
    margin-bottom: 30px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.admin-title {
    font-size: 2rem;
    font-weight: 600;
    color: #2d3748;
    margin: 0;
}

.admin-subtitle {
    font-size: 1rem;
    color: #718096;
    margin: 5px 0 0 0;
}

.admin-nav {
    display: flex;
    gap: 15px;
}

.nav-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    border: none;
    border-radius: 10px;
    background: #4299e1;
    color: white;
    text-decoration: none;
    font-family: 'Kanit', sans-serif;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-btn:hover {
    background: #3182ce;
    transform: translateY(-2px);
}

.save-btn {
    background: #48bb78 !important;
}

.save-btn:hover {
    background: #38a169 !important;
}

.admin-content {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

/* Statistics Section */
.stats-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 25px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.stat-icon {
    font-size: 3rem;
    opacity: 0.8;
}

.stat-number {
    font-size: 2rem;
    font-weight: 600;
    color: #2d3748;
    margin: 0;
}

.stat-label {
    color: #718096;
    font-size: 0.9rem;
    margin: 0;
}

/* Form Sections */
.add-section, .search-section, .entries-section {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.add-section h2, .search-section h2, .entries-section h2 {
    color: #2d3748;
    margin: 0 0 25px 0;
    font-size: 1.5rem;
    font-weight: 600;
}

.add-form {
    display: grid;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-weight: 500;
    color: #4a5568;
}

.form-group input, .form-group textarea, .form-group select {
    padding: 12px 15px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-family: 'Kanit', sans-serif;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
    outline: none;
    border-color: #4299e1;
}

.add-btn {
    padding: 15px 25px;
    background: #48bb78;
    color: white;
    border: none;
    border-radius: 10px;
    font-family: 'Kanit', sans-serif;
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s ease;
    justify-self: start;
}

.add-btn:hover {
    background: #38a169;
    transform: translateY(-2px);
}

/* Search Controls */
.search-controls {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 20px;
    align-items: end;
}

.search-input-group {
    display: flex;
    gap: 10px;
}

.search-input-group input {
    flex: 1;
    padding: 12px 15px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-family: 'Kanit', sans-serif;
}

.search-btn, .clear-btn {
    padding: 12px 15px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.search-btn {
    background: #4299e1;
    color: white;
}

.clear-btn {
    background: #f56565;
    color: white;
}

.filter-group {
    display: flex;
    gap: 15px;
    align-items: center;
}

.filter-group select {
    padding: 12px 15px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-family: 'Kanit', sans-serif;
}

.export-btn {
    padding: 12px 20px;
    background: #805ad5;
    color: white;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'Kanit', sans-serif;
    transition: all 0.3s ease;
}

.export-btn:hover {
    background: #6b46c1;
}

/* Entries Container */
.entries-container {
    display: grid;
    gap: 20px;
}

.entry-card {
    background: #f7fafc;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    padding: 20px;
    transition: all 0.3s ease;
}

.entry-card:hover {
    border-color: #4299e1;
    box-shadow: 0 4px 15px rgba(66, 153, 225, 0.1);
}

.entry-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
}

.entry-question {
    font-weight: 600;
    color: #2d3748;
    font-size: 1.1rem;
    margin: 0;
    flex: 1;
}

.entry-actions {
    display: flex;
    gap: 10px;
}

.edit-btn, .delete-btn {
    padding: 8px 12px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.edit-btn {
    background: #4299e1;
    color: white;
}

.delete-btn {
    background: #f56565;
    color: white;
}

.entry-answer {
    color: #4a5568;
    line-height: 1.6;
    margin-bottom: 15px;
}

.entry-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: #718096;
}

.entry-category {
    background: #e2e8f0;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
}

.entry-keywords {
    font-style: italic;
}

/* Loading States */
.loading-entries {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    padding: 50px;
    color: #718096;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #e2e8f0;
    border-top: 4px solid #4299e1;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: white;
    border-radius: 15px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 30px;
    border-bottom: 1px solid #e2e8f0;
}

.modal-header h3 {
    margin: 0;
    color: #2d3748;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #718096;
}

.modal-body {
    padding: 30px;
    display: grid;
    gap: 20px;
}

.modal-footer {
    padding: 20px 30px;
    border-top: 1px solid #e2e8f0;
    display: flex;
    gap: 15px;
    justify-content: flex-end;
}

.cancel-btn {
    padding: 12px 20px;
    background: #e2e8f0;
    color: #4a5568;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-family: 'Kanit', sans-serif;
}

/* Message Container */
.message-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1001;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.message {
    padding: 15px 20px;
    border-radius: 10px;
    color: white;
    font-family: 'Kanit', sans-serif;
    animation: slideIn 0.3s ease;
}

.message.success {
    background: #48bb78;
}

.message.error {
    background: #f56565;
}

.message.info {
    background: #4299e1;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .admin-container {
        padding: 15px;
    }
    
    .admin-header {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .search-controls {
        grid-template-columns: 1fr;
    }
    
    .filter-group {
        flex-direction: column;
        align-items: stretch;
    }
    
    .entry-header {
        flex-direction: column;
        gap: 15px;
    }
    
    .entry-actions {
        align-self: flex-start;
    }
}

/* Category Colors */
.entry-category.general { background: #bee3f8; color: #2c5282; }
.entry-category.courses { background: #c6f6d5; color: #276749; }
.entry-category.admission { background: #fed7d7; color: #c53030; }
.entry-category.facilities { background: #feebc8; color: #c05621; }
.entry-category.activities { background: #e9d8fd; color: #553c9a; }
.entry-category.contact { background: #fef5e7; color: #c05621; }
.entry-category.other { background: #e2e8f0; color: #4a5568; }