/**
 * Contact Page Styles
 * Custom styles for the Contact page
 * Visual style unified with OEM page
 */

/* Color Palette - Unified with OEM */
:root {
    --contact-primary: #2563eb;
    --contact-primary-dark: #1d4ed8;
    --contact-primary-light: #eff6ff;
    --contact-secondary: #10b981;
    --contact-text-primary: #111827;
    --contact-text-secondary: #4b5563;
    --contact-text-muted: #6b7280;
    --contact-bg-light: #f9fafb;
    --contact-bg-white: #ffffff;
    --contact-border: #e5e7eb;
    --contact-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --contact-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --contact-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --contact-radius-sm: 0.25rem;
    --contact-radius-md: 0.5rem;
    --contact-radius-lg: 0.75rem;
    --contact-radius-xl: 1rem;
}

/* Hero Section */
.contact-hero-section {
    background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 50%, #eff6ff 100%);
    padding: 100px 0 80px;
    position: relative;
}

.contact-hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.contact-hero-text {
    width: 100%;
}

.contact-badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--contact-primary);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 9999px;
    margin-bottom: 1.75rem;
}

.contact-hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--contact-text-primary);
    line-height: 1.25;
    margin-bottom: 1.25rem;
    letter-spacing: -0.02em;
}

.contact-hero-subtitle {
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--contact-secondary);
    margin-bottom: 1.75rem;
    line-height: 1.4;
}

.contact-hero-desc {
    font-size: 1.0625rem;
    color: var(--contact-text-secondary);
    line-height: 1.85;
}

.contact-hero-desc p {
    margin-bottom: 1.25rem;
}

.contact-hero-desc p:last-child {
    margin-bottom: 0;
}

.contact-hero-desc strong {
    color: var(--contact-text-primary);
    font-weight: 600;
}

/* Section Header */
.contact-section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.contact-section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--contact-text-primary);
    margin-bottom: 1rem;
}

.contact-section-desc {
    font-size: 1rem;
    color: var(--contact-text-secondary);
    line-height: 1.75;
    max-width: 700px;
    margin: 0 auto;
}

/* Contact Info Section */
.contact-info-section {
    padding: 6rem 0;
    background-color: var(--contact-bg-white);
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.contact-info-card {
    background-color: var(--contact-bg-light);
    border-radius: var(--contact-radius-xl);
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.contact-info-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--contact-shadow-lg);
}

.contact-info-icon {
    width: 4rem;
    height: 4rem;
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--contact-primary);
    border-radius: var(--contact-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.contact-info-icon svg {
    width: 2rem;
    height: 2rem;
}

.contact-info-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--contact-text-primary);
    margin-bottom: 1rem;
}

.contact-info-card p {
    font-size: 0.875rem;
    color: var(--contact-text-secondary);
    line-height: 1.6;
    margin: 0.25rem 0;
}

/* Map Section */
.contact-map-section {
    padding: 6rem 0;
    background-color: var(--contact-bg-light);
}

.contact-map-wrapper {
    border-radius: var(--contact-radius-xl);
    overflow: hidden;
    box-shadow: var(--contact-shadow-lg);
    background-color: var(--contact-bg-white);
}

.contact-map-wrapper iframe {
    display: block;
    width: 100%;
}

.contact-location-image {
    display: block;
    width: 100%;
    height: 450px;
    object-fit: cover;
    object-position: center;
}

/* Contact Form Section */
.contact-form-section {
    padding: 6rem 0;
    background-color: var(--contact-bg-white);
}

.contact-form-wrapper {
    max-width: 700px;
    margin: 0 auto;
}

.contact-form {
    background-color: var(--contact-bg-light);
    padding: 2.5rem;
    border-radius: var(--contact-radius-xl);
}

/* Combined Section - Form & Map Side by Side */
.contact-combined-section {
    padding: 6rem 0;
    background-color: var(--contact-bg-light);
}

.contact-combined-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 3rem;
    align-items: stretch;
}

.contact-form-column,
.contact-map-column {
    flex: 1 1 0;
    min-width: 0;
}

.contact-form-column {
    flex: 0 0 48%;
}

.contact-map-column {
    flex: 0 0 48%;
}

.contact-column-header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--contact-primary);
}

.contact-column-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--contact-text-primary);
    margin-bottom: 0.5rem;
}

.contact-column-subtitle {
    font-size: 0.875rem;
    color: var(--contact-text-secondary);
}

.contact-form-column .contact-form-wrapper {
    max-width: 100%;
}

.contact-map-column .contact-map-wrapper {
    height: 100%;
    min-height: 500px;
    display: flex;
}

.contact-map-column .contact-map-wrapper iframe {
    flex: 1;
}

.contact-form-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.contact-form-group {
    flex: 1 1 200px;
    margin-bottom: 1.5rem;
}

.contact-form-group:last-child {
    margin-bottom: 0;
}

.contact-form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--contact-text-primary);
    margin-bottom: 0.5rem;
}

.contact-form-group input,
.contact-form-group select,
.contact-form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid var(--contact-border);
    border-radius: var(--contact-radius-lg);
    font-size: 0.875rem;
    color: var(--contact-text-primary);
    background-color: var(--contact-bg-white);
    transition: all 0.3s ease;
}

.contact-form-group input:focus,
.contact-form-group select:focus,
.contact-form-group textarea:focus {
    outline: none;
    border-color: var(--contact-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.contact-form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form-submit {
    width: 100%;
    padding: 1rem;
    background-color: var(--contact-primary);
    color: #ffffff;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--contact-radius-lg);
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
    margin-top: 1.5rem;
}

.contact-form-submit:hover {
    background-color: var(--contact-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.contact-form-required {
    color: #ef4444;
    margin-left: 0.25rem;
}

.contact-form-error {
    display: none;
    font-size: 0.75rem;
    color: #ef4444;
    margin-top: 0.375rem;
    line-height: 1.4;
}

.contact-form-error.show {
    display: block;
}

.contact-form-group.error input,
.contact-form-group.error select,
.contact-form-group.error textarea {
    border-color: #ef4444;
}

.contact-form-group.error input:focus,
.contact-form-group.error select:focus,
.contact-form-group.error textarea:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.contact-form-captcha-wrapper {
    position: relative;
    width: 70%;
    height: 44px;
    display: flex;
    align-items: center;
}

.contact-form-captcha {
    display: block;
    width: 100%;
    height: 44px;
    object-fit: fill;
    object-position: center;
    border-radius: var(--contact-radius-lg);
    cursor: pointer;
    transition: opacity 0.2s ease;
}

.contact-form-row .contact-form-group:first-child input#checkcode {
    height: 44px;
    padding-top: 0;
    padding-bottom: 0;
    line-height: 44px;
}

.contact-form-captcha:hover {
    opacity: 0.9;
}

.contact-form-captcha-refresh {
    position: absolute;
    top: 50%;
    right: 0.5rem;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    background-color: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--contact-radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--contact-text-secondary);
    transition: all 0.3s ease;
    padding: 0;
    backdrop-filter: blur(2px);
    opacity: 0;
    visibility: hidden;
}

.contact-form-captcha-wrapper:hover .contact-form-captcha-refresh {
    opacity: 1;
    visibility: visible;
}

.contact-form-captcha-refresh:hover {
    background-color: var(--contact-primary);
    color: #ffffff;
}

.contact-form-captcha-refresh svg {
    width: 16px;
    height: 16px;
}

/* FAQ Section */
.contact-faq-section {
    padding: 6rem 0;
    background-color: var(--contact-bg-light);
}

.contact-faq-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.contact-faq-accordion {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-faq-item {
    background-color: var(--contact-bg-white);
    border-radius: var(--contact-radius-lg);
    overflow: hidden;
    box-shadow: var(--contact-shadow-sm);
}

.contact-faq-button {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 1.75rem;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    transition: background-color 0.3s ease;
}

.contact-faq-button:hover {
    background-color: var(--contact-bg-light);
}

.contact-faq-button span {
    font-size: 1rem;
    font-weight: 600;
    color: var(--contact-text-primary);
    flex: 1;
    padding-right: 1rem;
}

.contact-faq-icon {
    width: 1.5rem;
    height: 1.5rem;
    flex-shrink: 0;
    color: var(--contact-primary);
    transition: transform 0.3s ease;
}

.contact-faq-button[aria-expanded="true"] .contact-faq-icon {
    transform: rotate(180deg);
}

.contact-faq-answer {
    padding: 0 1.75rem 1.5rem;
    font-size: 0.875rem;
    color: var(--contact-text-secondary);
    line-height: 1.75;
}

/* Responsive Adjustments */
@media (max-width: 1200px) {
    .contact-hero-title {
        font-size: 2.25rem;
    }
}

@media (max-width: 992px) {
    .contact-hero-content {
        max-width: 600px;
    }
    
    .contact-hero-title {
        font-size: 2rem;
    }
    
    .contact-hero-subtitle {
        font-size: 1.25rem;
    }
    
    .contact-section-title {
        font-size: 1.75rem;
    }
    
    .contact-info-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    /* Combined section responsive - stack vertically */
    .contact-combined-wrapper {
        flex-direction: column;
        gap: 2rem;
    }
    
    .contact-form-column,
    .contact-map-column {
        flex: 1 1 100%;
        width: 100%;
    }
    
    .contact-map-column .contact-map-wrapper {
        min-height: 400px;
    }
}

@media (max-width: 768px) {
    .contact-hero-section {
        padding: 70px 0 50px;
    }
    
    .contact-hero-title {
        font-size: 1.625rem;
    }
    
    .contact-hero-subtitle {
        font-size: 1.125rem;
    }
    
    .contact-hero-desc {
        font-size: 1rem;
    }
    
    .contact-info-section,
    .contact-map-section,
    .contact-form-section,
    .contact-faq-section,
    .contact-combined-section {
        padding: 4rem 0;
    }
    
    .contact-info-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
    
    .contact-form-row {
        flex-direction: column;
    }
    
    .contact-column-title {
        font-size: 1.25rem;
    }
    
    .contact-map-column .contact-map-wrapper {
        min-height: 350px;
    }
}

@media (max-width: 576px) {
    .contact-hero-section {
        padding: 50px 0 30px;
    }
    
    .contact-hero-title {
        font-size: 1.375rem;
    }
    
    .contact-badge {
        font-size: 0.75rem;
        padding: 0.375rem 1rem;
    }
    
    .contact-section-title {
        font-size: 1.5rem;
    }
    
    .contact-info-card {
        padding: 2rem 1.5rem;
    }
    
    .contact-form-group {
        flex: 1 1 100%;
    }
    
    .contact-combined-section {
        padding: 3rem 0;
    }
    
    .contact-combined-wrapper {
        gap: 1.5rem;
    }
    
    .contact-column-header {
        margin-bottom: 1.5rem;
        padding-bottom: 0.75rem;
    }
    
    .contact-column-title {
        font-size: 1.125rem;
    }
    
    .contact-map-column .contact-map-wrapper {
        min-height: 300px;
    }
}