/*
 * I2C Parking Enhanced - Frontend Styles
 * Version: 1.1.0
 */

/* Form Container */
.i2c-parking-form-container {
    max-width: 600px;
    margin: 20px auto;
    padding: 30px;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

.i2c-parking-form-container h3 {
    color: #2c3e50;
    text-align: center;
    margin-bottom: 30px;
    font-size: 24px;
    font-weight: 600;
    border-bottom: 3px solid #3498db;
    padding-bottom: 15px;
}

/* Form Styles */
.i2c-parking-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.form-row.form-row-half {
    flex-direction: row;
    gap: 15px;
}

.form-row.form-row-half > div {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-row label {
    font-weight: 600;
    color: #34495e;
    font-size: 14px;
    margin-bottom: 5px;
}

.form-row label.required::after {
    content: ' *';
    color: #e74c3c;
    font-weight: bold;
}

.form-row input,
.form-row select,
.form-row textarea {
    padding: 12px 16px;
    border: 2px solid #e1e8ed;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
    background-color: #ffffff;
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
    transform: translateY(-1px);
}

.form-row input.error,
.form-row select.error,
.form-row textarea.error {
    border-color: #e74c3c;
    box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
}

.form-row textarea {
    resize: vertical;
    min-height: 100px;
}

/* Submit Button */
.submit-btn {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    padding: 15px 30px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 10px;
}

.submit-btn:hover {
    background: linear-gradient(135deg, #2980b9, #1f5f8b);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(52, 152, 219, 0.3);
}

.submit-btn:active {
    transform: translateY(0);
}

.submit-btn:disabled {
    background: #bdc3c7;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Loading State */
.submit-btn.loading {
    position: relative;
    color: transparent;
}

.submit-btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #ffffff;
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Error Messages */
.error-message {
    color: #e74c3c;
    font-size: 14px;
    margin-top: 5px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.error-message::before {
    content: '⚠';
    font-size: 16px;
}

/* Success Messages */
.success-message {
    background: #d4edda;
    color: #155724;
    padding: 15px;
    border-radius: 8px;
    border: 1px solid #c3e6cb;
    margin: 20px 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.success-message::before {
    content: '✓';
    font-size: 18px;
    color: #28a745;
}

/* Form Validation */
.form-row.has-error input,
.form-row.has-error select,
.form-row.has-error textarea {
    border-color: #e74c3c;
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* Analytics Widgets */
.i2c-analytics-widget {
    background: #ffffff;
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    margin: 20px 0;
}

.analytics-summary {
    display: grid;
    gap: 20px;
}

.stat-card {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    padding: 20px;
    border-radius: 10px;
    border-left: 4px solid #3498db;
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.1);
}

.stat-card h4 {
    margin: 0 0 15px 0;
    color: #2c3e50;
    font-size: 18px;
    font-weight: 600;
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid #e9ecef;
}

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

.stat-item .label {
    font-weight: 600;
    color: #6c757d;
    font-size: 14px;
}

.stat-item .value {
    font-weight: 700;
    font-size: 16px;
    color: #2c3e50;
}

.stat-item .value.approved {
    color: #28a745;
}

.stat-item .value.disapproved {
    color: #dc3545;
}

.stat-item .value.pending {
    color: #ffc107;
}

/* Chart Container */
.analytics-chart {
    background: #ffffff;
    padding: 20px;
    border-radius: 10px;
    margin: 20px 0;
}

/* Top Companies Widget */
.top-companies {
    margin: 20px 0;
}

.companies-table {
    width: 100%;
    border-collapse: collapse;
    background: #ffffff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.companies-table th {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    padding: 15px 12px;
    text-align: left;
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.companies-table td {
    padding: 12px;
    border-bottom: 1px solid #e9ecef;
    font-size: 14px;
}

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

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

/* Calendar Widget */
.i2c-parking-calendar {
    background: #ffffff;
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
    color: #6c757d;
    font-style: italic;
}

/* Responsive Design */
@media (max-width: 768px) {
    .i2c-parking-form-container {
        margin: 10px;
        padding: 20px;
    }
    
    .form-row.form-row-half {
        flex-direction: column;
        gap: 20px;
    }
    
    .stat-grid {
        grid-template-columns: 1fr;
    }
    
    .companies-table {
        font-size: 12px;
    }
    
    .companies-table th,
    .companies-table td {
        padding: 8px 6px;
    }
}

@media (max-width: 480px) {
    .i2c-parking-form-container h3 {
        font-size: 20px;
    }
    
    .form-row input,
    .form-row select,
    .form-row textarea {
        font-size: 16px; /* Prevent zoom on iOS */
    }
    
    .submit-btn {
        padding: 12px 20px;
        font-size: 14px;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    .i2c-parking-form-container {
        background: #2c3e50;
        color: #ecf0f1;
    }
    
    .i2c-parking-form-container h3 {
        color: #ecf0f1;
        border-bottom-color: #3498db;
    }
    
    .form-row label {
        color: #bdc3c7;
    }
    
    .form-row input,
    .form-row select,
    .form-row textarea {
        background-color: #34495e;
        border-color: #4a5f7a;
        color: #ecf0f1;
    }
    
    .form-row input:focus,
    .form-row select:focus,
    .form-row textarea:focus {
        border-color: #3498db;
        background-color: #3d566e;
    }
    
    .stat-card {
        background: linear-gradient(135deg, #34495e, #2c3e50);
        color: #ecf0f1;
    }
    
    .companies-table {
        background: #2c3e50;
        color: #ecf0f1;
    }
    
    .companies-table td {
        border-bottom-color: #4a5f7a;
    }
    
    .companies-table tr:hover {
        background-color: #34495e;
    }
}

/* Print Styles */
@media print {
    .i2c-parking-form-container {
        box-shadow: none;
        border: 1px solid #ddd;
    }
    
    .submit-btn {
        display: none;
    }
    
    .analytics-chart {
        break-inside: avoid;
    }
}

/* Accessibility Improvements */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus indicators for keyboard navigation */
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus,
.submit-btn:focus {
    outline: 2px solid #3498db;
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .form-row input,
    .form-row select,
    .form-row textarea {
        border-width: 3px;
    }
    
    .submit-btn {
        border: 3px solid #ffffff;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .submit-btn,
    .stat-card,
    .form-row input,
    .form-row select,
    .form-row textarea {
        transition: none;
    }
    
    .submit-btn.loading::after {
        animation: none;
    }
    
    .form-row.has-error input,
    .form-row.has-error select,
    .form-row.has-error textarea {
        animation: none;
    }
}