/* Responsive Styles */
@media (max-width: 768px) {
    /* Header */
    .header-container {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .logo h1 {
        font-size: 1.5rem;
    }
    
    .user-info {
        flex-direction: column;
        text-align: center;
    }
    
    /* Info Panel */
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .info-card {
        flex-direction: column;
        text-align: center;
    }
    
    /* Options */
    .options-group {
        flex-direction: column;
    }
    
    .option-label {
        justify-content: center;
    }
    
    /* Upload Options */
    .upload-options {
        flex-direction: column;
    }
    
    /* Stats */
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
    }
    
    /* Tables */
    .data-table {
        font-size: 14px;
    }
    
    .data-table th,
    .data-table td {
        padding: 8px;
    }
    
    /* Filters */
    .filter-grid {
        grid-template-columns: 1fr;
    }
    
    .filter-actions {
        flex-direction: column;
    }
    
    .filter-actions .btn {
        width: 100%;
    }
    
    /* Summary Cards */
    .summary-cards {
        grid-template-columns: 1fr;
    }
    
    .summary-card {
        flex-direction: column;
        text-align: center;
    }
    
    /* Quick Actions */
    .quick-actions {
        grid-template-columns: 1fr;
    }
    
    /* Camera */
    .camera-container {
        height: 300px;
    }
    
    .camera-controls {
        flex-wrap: wrap;
    }
    
    /* Modal */
    .modal-content {
        margin: 20px;
        width: calc(100% - 40px);
    }
    
    /* Login */
    .login-card {
        padding: 20px;
    }
    
    .accounts-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    /* Smaller adjustments for mobile */
    .btn {
        padding: 10px 15px;
        font-size: 14px;
    }
    
    .question-card {
        padding: 15px;
    }
    
    .question-text {
        font-size: 16px;
    }
    
    .info-card {
        padding: 10px;
    }
    
    .modal-body {
        padding: 15px;
    }
}

@media print {
    .main-header,
    .filters-card,
    .filter-actions,
    .summary-cards {
        display: none;
    }
    
    body {
        background: white;
    }
    
    .reports-content {
        margin: 0;
        padding: 0;
    }
    
    .results-card {
        box-shadow: none;
        border: none;
    }
    
    .data-table {
        font-size: 12px;
    }
}

/* Landscape mode for mobile */
@media (max-height: 600px) and (orientation: landscape) {
    .login-container {
        max-height: 90vh;
        overflow-y: auto;
    }
    
    .camera-container {
        height: 250px;
    }
}

/* High-resolution screens */
@media (min-width: 1400px) {
    .container {
        max-width: 1300px;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --light-color: #2c3e50;
        --dark-color: #ecf0f1;
        --border-color: #34495e;
        --gray-color: #7f8c8d;
    }
    
    body {
        background: linear-gradient(135deg, #485563 0%, #29323c 100%);
    }
    
    .login-card,
    .question-card,
    .filters-card,
    .results-card,
    .summary-card,
    .admin-card,
    .main-header {
        background: #34495e;
        color: white;
    }
    
    .info-card {
        background: #2c3e50;
    }
    
    .info-value,
    .question-text,
    .username {
        color: white;
    }
    
    .info-label,
    .user-type {
        color: #bdc3c7;
    }
    
    .data-table th {
        background: #2c3e50;
    }
    
    .data-table tr:hover {
        background: rgba(52, 152, 219, 0.1);
    }
}
/* iPhone and Mobile Responsive Fixes */
@media only screen and (max-width: 768px) {
    /* Fix question cards for iPhone */
    .question-card {
        margin-bottom: 20px;
        padding: 15px;
        background: white;
        border-radius: 12px;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    }
    
    .question-header {
        display: flex;
        align-items: flex-start;
        gap: 12px;
        margin-bottom: 15px;
        flex-wrap: wrap;
    }
    
    .question-number {
        width: 30px;
        height: 30px;
        font-size: 14px;
        flex-shrink: 0;
    }
    
    .question-text {
        font-size: 16px;
        line-height: 1.4;
        flex: 1;
        word-wrap: break-word;
    }
    
    /* Fix options group for iPhone */
    .options-group {
        display: flex;
        gap: 15px;
        margin: 15px 0;
        flex-wrap: wrap;
    }
    
    .option-btn {
        flex: 1;
        min-width: 100px;
    }
    
    .option-label {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        padding: 12px 20px;
        font-size: 16px;
    }
    
    /* Fix question meta */
    .question-meta {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        margin-top: 12px;
        font-size: 12px;
    }
    
    /* Fix form elements */
    .form-group input,
    .form-group textarea,
    .form-group select {
        font-size: 16px; /* Prevents zoom on iPhone */
        padding: 12px;
    }
    
    /* Fix camera modal for iPhone */
    .camera-container video {
        width: 100%;
        height: auto;
        max-height: 400px;
        object-fit: cover;
    }
    
    .camera-controls {
        gap: 20px;
        padding: 15px;
    }
    
    .capture-btn,
    .record-btn {
        width: 60px;
        height: 60px;
        font-size: 20px;
    }
    
    /* Fix tabs for iPhone */
    .category-tabs {
        overflow-x: auto;
        white-space: nowrap;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
        padding: 10px 5px;
        gap: 8px;
    }
    
    .category-tab {
        display: inline-flex;
        padding: 8px 16px;
        font-size: 14px;
        white-space: nowrap;
    }
    
    /* Fix info panel */
    .info-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .info-card {
        padding: 12px;
        font-size: 12px;
    }
    
    /* Fix preview container */
    .preview-container {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: 10px;
    }
    
    .preview-item video,
    .preview-item img {
        height: 120px;
    }
    
    /* Fix text answer section */
    .text-answer-section {
        margin-top: 15px;
    }
    
    .text-answer-input {
        font-size: 16px;
        min-height: 100px;
    }
}

/* iPhone specific fixes for iOS Safari */
@supports (-webkit-touch-callout: none) {
    /* iOS specific */
    .question-card {
        -webkit-backdrop-filter: blur(0);
        backdrop-filter: blur(0);
    }
    
    select,
    textarea,
    input {
        font-size: 16px !important; /* Prevents zoom on focus */
    }
    
    .category-tabs {
        -webkit-overflow-scrolling: touch;
    }
}