:root {
    --primary-color: #2F6BFF;
    --secondary-color: #6FA3FF;
    --button-gradient: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
    --card-bg: #FFFFFF;
    --page-bg: #F4F7FB;
    --text-main: #1F2D3D;
    --text-black: #000000;
    --border-color: #D6E2FF;
    --glow-color: #A5C4FF;
    --light-grey-border: #e0e0e0; /* For FAQ items */
    --light-grey-bg: #f5f5f5; /* For FAQ hover */
    --faq-answer-bg: #f9f9f9; /* For FAQ answer */
}

.page-contact {
    font-family: Arial, sans-serif;
    color: var(--text-main); /* Body background is light (#F4F7FB), so text should be dark */
    background-color: var(--page-bg);
    line-height: 1.6;
    padding-bottom: 50px; /* General padding for the bottom of the page content */
}

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

.page-contact__section-title {
    font-size: clamp(28px, 4vw, 38px);
    color: var(--text-black);
    text-align: center;
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.2;
}

.page-contact__section-description {
    font-size: 18px;
    color: var(--text-main);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px;
}

/* Buttons */
.page-contact__btn-primary,
.page-contact__btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 25px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    max-width: 100%; /* Base for responsiveness */
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-contact__btn-primary {
    background: var(--button-gradient);
    color: var(--card-bg); /* White text on dark blue gradient */
    box-shadow: 0 4px 15px rgba(47, 107, 255, 0.3);
}

.page-contact__btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(47, 107, 255, 0.4);
}

.page-contact__btn-secondary {
    background: var(--card-bg);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.page-contact__btn-secondary:hover {
    background: var(--primary-color);
    color: var(--card-bg);
    box-shadow: 0 4px 15px rgba(47, 107, 255, 0.3);
}

/* Hero Section */
.page-contact__hero-section {
    position: relative;
    overflow: hidden;
    padding-top: 10px; /* Small top padding, assuming body has padding-top from shared.css */
    margin-bottom: 50px;
    background-color: var(--primary-color); /* Fallback background */
}

.page-contact__hero-image {
    width: 100%;
    height: 500px; /* Fixed height for desktop hero image */
    overflow: hidden;
}

.page-contact__hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* Cover the area, potentially cropping */
    display: block;
}

.page-contact__hero-content {
    max-width: 900px;
    margin: 40px auto;
    text-align: center;
    padding: 0 20px;
    color: var(--card-bg); /* White text on the primary color background */
}

.page-contact__hero-title {
    font-size: clamp(36px, 5vw, 54px);
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
    color: var(--card-bg);
}

.page-contact__hero-description {
    font-size: clamp(18px, 2.5vw, 22px);
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.5;
}

.page-contact__hero-cta {
    margin-top: 30px;
}

/* Contact Form Section */
.page-contact__form-section {
    padding: 60px 0;
    background-color: var(--page-bg);
}

.page-contact__contact-form {
    max-width: 700px;
    margin: 0 auto;
    background: var(--card-bg);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-color);
}

.page-contact__form-group {
    margin-bottom: 25px;
}

.page-contact__form-label {
    display: block;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-main);
}

.page-contact__form-input,
.page-contact__form-textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 16px;
    color: var(--text-main);
    background-color: #fcfdff;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    box-sizing: border-box;
}

.page-contact__form-input::placeholder,
.page-contact__form-textarea::placeholder {
    color: #888;
}

.page-contact__form-input:focus,
.page-contact__form-textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(47, 107, 255, 0.2);
    outline: none;
}

.page-contact__form-textarea {
    resize: vertical;
    min-height: 120px;
}

.page-contact__form-actions {
    text-align: center;
    margin-top: 30px;
}

.page-contact__form-note {
    text-align: center;
    font-size: 14px;
    color: #666;
    margin-top: 20px;
}

/* Contact Info Section */
.page-contact__info-section {
    padding: 60px 0;
    background-color: var(--primary-color);
    color: var(--card-bg);
    margin-bottom: 50px;
}

.page-contact__info-section .page-contact__section-title,
.page-contact__info-section .page-contact__section-description {
    color: var(--card-bg);
}

.page-contact__channels-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
    margin-bottom: 50px;
}

.page-contact__channel-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--text-main);
}

.page-contact__channel-icon {
    width: 100px;
    height: 100px;
    object-fit: contain;
    margin-bottom: 20px;
}

.page-contact__channel-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.page-contact__channel-text {
    font-size: 16px;
    margin-bottom: 25px;
    flex-grow: 1;
}

.page-contact__phone-number {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-black);
    margin-bottom: 25px;
}

.page-contact__info-image {
    text-align: center;
    margin-top: 40px;
}

.page-contact__info-image img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    display: block;
    margin: 0 auto;
}

/* Why Choose Section */
.page-contact__why-choose-section {
    padding: 60px 0;
    background-color: var(--page-bg);
}

.page-contact__benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-contact__benefit-item {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border-color);
}

.page-contact__benefit-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.page-contact__benefit-text {
    font-size: 16px;
    color: var(--text-main);
}

.page-contact__why-choose-image {
    text-align: center;
    margin-top: 50px;
}

.page-contact__why-choose-image img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    display: block;
    margin: 0 auto;
}

.page-contact__cta-bottom {
    text-align: center;
    margin-top: 60px;
    padding: 30px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px;
    color: var(--card-bg);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.page-contact__cta-text {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 25px;
    line-height: 1.3;
    color: var(--card-bg);
}

/* FAQ Section */
.page-contact__faq-section {
    padding: 60px 0;
    background-color: var(--page-bg);
}

.page-contact__faq-list {
    max-width: 900px;
    margin: 40px auto 0;
}

details.page-contact__faq-item {
    margin-bottom: 15px;
    border-radius: 5px;
    border: 1px solid var(--light-grey-border);
    overflow: hidden;
    background: var(--card-bg);
}
details.page-contact__faq-item summary.page-contact__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px;
    cursor: pointer;
    user-select: none;
    list-style: none;
    transition: background-color 0.3s ease;
    font-size: 18px; /* Added font size for summary */
    font-weight: 600; /* Added font weight for summary */
    color: var(--text-main);
}
details.page-contact__faq-item summary.page-contact__faq-question::-webkit-details-marker {
    display: none;
}
details.page-contact__faq-item summary.page-contact__faq-question:hover {
    background: var(--light-grey-bg);
}
.page-contact__faq-qtext {
    flex: 1;
    font-size: 18px; /* Adjust to match summary's font size */
    font-weight: 600;
    line-height: 1.5;
    text-align: left;
    color: var(--text-main);
}
.page-contact__faq-toggle {
    font-size: 28px; /* Increased size for visibility */
    font-weight: bold;
    color: var(--primary-color); /* Changed color to primary */
    flex-shrink: 0;
    margin-left: 15px;
    width: 30px; /* Adjusted width */
    text-align: center;
}
details.page-contact__faq-item .page-contact__faq-answer {
    padding: 0 20px 20px;
    background: var(--faq-answer-bg);
    border-radius: 0 0 5px 5px;
    color: var(--text-main);
}
.page-contact__faq-answer p {
    margin: 0;
    font-size: 16px;
    line-height: 1.6;
}
.page-contact__faq-answer a {
    color: var(--primary-color);
    text-decoration: underline;
}

/* General image styling to ensure responsiveness and minimum size */
.page-contact img {
    min-width: 200px;
    min-height: 200px;
    max-width: 100%;
    height: auto;
    display: block;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-contact__container {
        padding: 0 25px;
    }
    .page-contact__hero-image {
        height: 400px;
    }
    .page-contact__hero-title {
        font-size: clamp(32px, 4.5vw, 48px);
    }
    .page-contact__hero-description {
        font-size: clamp(16px, 2.2vw, 20px);
    }
    .page-contact__channels-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 20px;
    }
    .page-contact__benefits-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 20px;
    }
    .page-contact__cta-bottom {
        padding: 25px;
    }
    .page-contact__cta-text {
        font-size: 20px;
    }
}

@media (max-width: 768px) {
    /* General content padding for mobile */
    .page-contact__container {
        padding-left: 15px !important;
        padding-right: 15px !important;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
    }
    .page-contact__section-title {
        font-size: clamp(24px, 7vw, 32px);
        margin-bottom: 15px;
    }
    .page-contact__section-description {
        font-size: 16px;
        margin-bottom: 30px;
    }

    /* HERO 主图区域 */
    .page-contact__hero-section {
        padding-top: 10px;
        margin-bottom: 30px;
    }
    .page-contact__hero-image {
        height: 300px;
    }
    .page-contact__hero-image img {
        object-fit: contain !important;
        aspect-ratio: unset !important;
        width: 100% !important;
        height: auto !important;
        min-width: 200px !important;
        min-height: 200px !important;
    }
    .page-contact__hero-content {
        margin: 30px auto;
        padding: 0 15px;
    }
    .page-contact__hero-title {
        font-size: clamp(28px, 8vw, 38px);
        margin-bottom: 15px;
    }
    .page-contact__hero-description {
        font-size: 16px;
        margin-bottom: 25px;
    }
    .page-contact__hero-cta {
        margin-top: 25px;
    }

    /* 通用图片与容器 */
    .page-contact img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
        min-width: 200px !important;
        min-height: 200px !important;
    }
    .page-contact__form-section,
    .page-contact__info-section,
    .page-contact__why-choose-section,
    .page-contact__faq-section {
        padding: 40px 0;
    }
    .page-contact__contact-form {
        padding: 25px;
    }
    .page-contact__form-group {
        margin-bottom: 20px;
    }
    .page-contact__form-input,
    .page-contact__form-textarea {
        padding: 10px 12px;
        font-size: 15px;
    }

    /* 按钮与按钮容器 */
    .page-contact__btn-primary,
    .page-contact__btn-secondary,
    .page-contact a[class*="button"],
    .page-contact a[class*="btn"] {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding: 12px 15px;
        font-size: 15px;
    }
    .page-contact__hero-cta,
    .page-contact__form-actions,
    .page-contact__cta-bottom {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        display: flex;
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }
    .page-contact__channels-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .page-contact__channel-card {
        padding: 25px;
    }
}