/* style/support.css */
/* body 已 padding-top: var(--header-offset)；页面禁止再写该变量 */

/* Custom Colors */
:root {
    --color-primary: #11A84E;
    --color-secondary: #22C768;
    --color-button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
    --color-card-bg: #11271B;
    --color-background: #08160F;
    --color-text-main: #F2FFF6;
    --color-text-secondary: #A7D9B8;
    --color-border: #2E7A4E;
    --color-glow: #57E38D;
    --color-gold: #F2C14E;
    --color-divider: #1E3A2A;
    --color-deep-green: #0A4B2C;
}

.page-support {
    font-family: 'Arial', sans-serif;
    color: var(--color-text-main); /* Default text color for the page, suitable for dark background */
    background-color: var(--color-background); /* Page background color */
    line-height: 1.6;
}

.page-support__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

/* Hero Section */
.page-support__hero-section {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 10px; /* Small top padding, body handles header offset */
    padding-bottom: 60px;
    overflow: hidden;
    background-color: var(--color-deep-green); /* Fallback background for hero */
}

.page-support__hero-image-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

.page-support__hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.5); /* Darken image for text readability, not changing color */
}

.page-support__hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: 40px 20px;
    background: rgba(0, 0, 0, 0.6); /* Semi-transparent background for text block, slightly darker for contrast */
    border-radius: 10px;
    margin-top: 100px; /* Push content down to avoid overlapping the very top of the image */
}

.page-support__main-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem); /* Flexible font size */
    font-weight: 700;
    color: var(--color-text-main);
    margin-bottom: 15px;
    line-height: 1.2;
}

.page-support__subtitle {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    margin-bottom: 30px;
}

.page-support__cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}

.page-support__btn-primary,
.page-support__btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 180px;
    text-align: center;
    box-sizing: border-box;
    max-width: 100%; /* Ensure responsiveness */
    white-space: normal; /* Allow text wrap */
    word-wrap: break-word; /* Allow text wrap */
}

.page-support__btn-primary {
    background: var(--color-button-gradient);
    color: #ffffff;
    border: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-support__btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    opacity: 0.9;
}

.page-support__btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-support__btn-secondary:hover {
    background: rgba(var(--color-primary), 0.1); /* Use rgba for transparency */
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.page-support__btn-text-link {
    color: var(--color-gold);
    text-decoration: underline;
    font-weight: 500;
    transition: color 0.3s ease;
}

.page-support__btn-text-link:hover {
    color: var(--color-glow);
}

/* Common Section Styles */
.page-support__section-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    color: var(--color-gold);
    text-align: center;
    margin-bottom: 20px;
    font-weight: 700;
}

.page-support__section-description {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    text-align: center;
    max-width: 900px;
    margin: 0 auto 40px;
}

.page-support__dark-section {
    background-color: var(--color-deep-green);
    padding: 80px 0;
}

.page-support__light-bg { /* For contact cards */
    background-color: var(--color-card-bg);
    color: var(--color-text-main);
}

/* Contact Methods Section */
.page-support__contact-methods {
    padding: 80px 0;
}

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

.page-support__contact-card {
    background-color: var(--color-card-bg);
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--color-border);
}

.page-support__contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.page-support__contact-icon {
    width: 100px;
    height: auto;
    margin: 0 auto 20px;
    object-fit: contain;
    min-width: 200px; /* Ensure minimum size */
    min-height: 150px; /* Ensure minimum size */
}

.page-support__card-title {
    font-size: 1.5rem;
    color: var(--color-text-main);
    margin-bottom: 15px;
    font-weight: 600;
}

.page-support__card-text {
    font-size: 1rem;
    color: var(--color-text-secondary);
    margin-bottom: 25px;
}

/* Main Topics Section */
.page-support__main-topics {
    padding: 80px 0;
    background-color: var(--color-background);
}

.page-support__topics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-support__topic-card {
    background-color: var(--color-card-bg);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
}

.page-support__topic-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.page-support__topic-image {
    width: 100%;
    height: 200px; /* Fixed height for consistency */
    object-fit: cover;
    margin-bottom: 20px;
    min-width: 200px; /* Ensure minimum size */
    min-height: 200px; /* Ensure minimum size */
}

.page-support__topic-card .page-support__card-title {
    padding: 0 25px;
    margin-top: 0;
    font-size: 1.4rem;
}

.page-support__topic-card .page-support__card-text {
    padding: 0 25px;
    flex-grow: 1; /* Make text fill available space */
}

.page-support__topic-card .page-support__btn-text-link {
    display: block;
    text-align: right;
    padding: 20px 25px;
    margin-top: auto; /* Push link to the bottom */
}


/* FAQ Section */
.page-support__faq-section {
    padding: 80px 0;
}

.page-support__faq-list {
    margin-top: 40px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.page-support__faq-item {
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.page-support__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text-main);
    cursor: pointer;
    background-color: var(--color-deep-green);
    transition: background-color 0.3s ease;
    list-style: none; /* For <summary> tag */
}

.page-support__faq-question::-webkit-details-marker {
    display: none; /* Hide default marker for <summary> */
}

.page-support__faq-question:hover {
    background-color: var(--color-primary);
}

.page-support__faq-toggle {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--color-gold);
    margin-left: 15px;
}

.page-support__faq-answer {
    padding: 0 25px 20px;
    font-size: 1rem;
    color: var(--color-text-secondary);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease-out, padding 0.5s ease-out;
}

.page-support__faq-item[open] .page-support__faq-answer {
    max-height: 500px; /* Adjust as needed for content */
    padding-top: 15px;
}

.page-support__faq-item[open] .page-support__faq-toggle {
    content: "−"; /* Update toggle for open state */
}

.page-support__faq-answer p {
    margin-bottom: 15px;
}

/* Commitment Section */
.page-support__commitment-section {
    padding: 80px 0;
    background-color: var(--color-background);
}

.page-support__commitment-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
    list-style: none;
    padding: 0;
}

.page-support__commitment-item {
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-support__commitment-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.page-support__commitment-heading {
    font-size: 1.4rem;
    color: var(--color-text-main);
    margin-bottom: 15px;
    font-weight: 600;
}

.page-support__commitment-text {
    font-size: 1rem;
    color: var(--color-text-secondary);
}

/* Call to Action Section */
.page-support__call-to-action {
    padding: 80px 0;
    text-align: center;
}

.page-support__call-to-action .page-support__cta-buttons {
    margin-top: 40px;
}


/* Responsive Design */
@media (max-width: 1024px) {
    .page-support__main-title {
        font-size: clamp(2rem, 5vw, 3rem);
    }
    .page-support__subtitle {
        font-size: 1.1rem;
    }
    .page-support__section-title {
        font-size: clamp(1.8rem, 4vw, 2.5rem);
    }
}

@media (max-width: 768px) {
    .page-support__hero-section {
        padding-bottom: 40px;
    }
    .page-support__hero-content {
        margin-top: 60px;
        padding: 30px 15px;
    }
    .page-support__main-title {
        font-size: clamp(1.8rem, 7vw, 2.5rem);
    }
    .page-support__subtitle {
        font-size: 1rem;
    }
    .page-support__cta-buttons {
        flex-direction: column;
        gap: 15px;
    }
    .page-support__btn-primary,
    .page-support__btn-secondary {
        width: 100% !important;
        max-width: 100% !important;
        padding: 12px 20px;
        font-size: 0.95rem;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }

    .page-support__dark-section,
    .page-support__contact-methods,
    .page-support__main-topics,
    .page-support__faq-section,
    .page-support__commitment-section,
    .page-support__call-to-action {
        padding: 50px 0;
    }

    .page-support__container {
        padding: 0 15px;
    }

    .page-support__contact-grid,
    .page-support__topics-grid,
    .page-support__commitment-list {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-support__contact-icon,
    .page-support__topic-image {
        min-width: 200px !important;
        min-height: 200px !important;
        width: 100% !important;
        max-width: 100% !important;
        height: auto !important;
        display: block !important;
        box-sizing: border-box !important;
    }

    .page-support__section,
    .page-support__card,
    .page-support__container,
    .page-support__hero-section,
    .page-support__contact-methods,
    .page-support__main-topics,
    .page-support__faq-section,
    .page-support__commitment-section,
    .page-support__call-to-action,
    .page-support__contact-grid,
    .page-support__topics-grid,
    .page-support__commitment-list,
    .page-support__faq-list {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        overflow-x: hidden !important; /* Prevent horizontal scroll */
    }

    /* Images within content areas */
    .page-support img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
        box-sizing: border-box !important;
    }

    /* Specific image size lower bound check for content area */
    .page-support__contact-icon,
    .page-support__topic-image {
        width: 100%; /* Will scale down from its original width */
        height: auto; /* Maintain aspect ratio */
        min-width: 200px; /* Enforce minimum size */
        min-height: 200px; /* Enforce minimum size */
    }

    /* FAQ item specific mobile adjustments */
    .page-support__faq-question {
        padding: 15px 20px;
        font-size: 1.1rem;
    }
    .page-support__faq-answer {
        padding: 0 20px 15px;
    }
}

/* Ensure no filter on images */
.page-support img {
    filter: none;
}

/* Contrast Fixes based on custom colors (Dark background) */
.page-support {
    color: var(--color-text-main); /* #F2FFF6 for overall text */
}

.page-support__card,
.page-support__faq-item {
    background: var(--color-card-bg); /* #11271B */
    color: var(--color-text-main); /* #F2FFF6 */
}

.page-support__section-description,
.page-support__card-text,
.page-support__commitment-text,
.page-support__faq-answer p {
    color: var(--color-text-secondary); /* #A7D9B8 for secondary text */
}

.page-support__hero-content {
    background: rgba(0, 0, 0, 0.6); /* Ensure good contrast for text on hero */
}