/* style/support.css */

:root {
    --e88dangnhap-primary-color: #113B7A;
    --e88dangnhap-secondary-color: #1D5FD1;
    --e88dangnhap-button-gradient: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
    --e88dangnhap-card-bg: #10233F;
    --e88dangnhap-text-main: #F3F8FF;
    --e88dangnhap-text-secondary: #AFC4E8;
    --e88dangnhap-border-color: #244D84;
    --e88dangnhap-glow-color: #4FA8FF;
    --e88dangnhap-gold-color: #F2C14E;
    --e88dangnhap-divider-color: #1B3357;
    --e88dangnhap-deep-navy: #08162B;
}

.page-support {
    color: var(--e88dangnhap-text-main);
    background-color: var(--e88dangnhap-deep-navy); /* Assumed body background from shared.css */
}

.page-support__hero-section {
    position: relative;
    padding-top: 10px; /* Aligns with shared body padding-top, prevents double spacing */
    padding-bottom: 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.page-support__hero-image-wrapper {
    width: 100%;
    max-height: 500px; /* Limiting hero image height for better mobile experience */
    overflow: hidden;
    position: relative;
}

.page-support__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    object-position: center;
}

.page-support__hero-content {
    position: relative;
    z-index: 10;
    max-width: 900px;
    margin: 40px auto 0;
    padding: 0 20px;
}

.page-support__main-title {
    font-size: clamp(2em, 4vw, 3.2em);
    font-weight: 700;
    line-height: 1.2;
    color: var(--e88dangnhap-gold-color);
    margin-bottom: 20px;
    text-shadow: 0 0 10px rgba(79, 168, 255, 0.4);
}

.page-support__description {
    font-size: 1.1em;
    line-height: 1.6;
    color: var(--e88dangnhap-text-secondary);
    margin-bottom: 30px;
}

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

.page-support__btn-primary,
.page-support__btn-secondary {
    display: inline-block;
    padding: 14px 30px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    white-space: normal;
    word-wrap: break-word;
    text-align: center;
    box-sizing: border-box;
    max-width: 100%;
}

.page-support__btn-primary {
    background: var(--e88dangnhap-button-gradient);
    color: var(--e88dangnhap-text-main);
    border: 2px solid var(--e88dangnhap-glow-color);
    box-shadow: 0 0 15px rgba(79, 168, 255, 0.5);
}

.page-support__btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 20px rgba(79, 168, 255, 0.8);
}

.page-support__btn-secondary {
    background: transparent;
    color: var(--e88dangnhap-gold-color);
    border: 2px solid var(--e88dangnhap-gold-color);
}

.page-support__btn-secondary:hover {
    background: var(--e88dangnhap-gold-color);
    color: var(--e88dangnhap-deep-navy);
    transform: translateY(-3px);
}

.page-support__section {
    padding: 80px 0;
    background-color: var(--e88dangnhap-deep-navy);
}

.page-support__dark-section {
    background-color: var(--e88dangnhap-primary-color);
    color: var(--e88dangnhap-text-main);
}

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

.page-support__section-title {
    font-size: 2.5em;
    color: var(--e88dangnhap-gold-color);
    text-align: center;
    margin-bottom: 20px;
    text-shadow: 0 0 8px rgba(79, 168, 255, 0.3);
}

.page-support__section-intro {
    font-size: 1.1em;
    color: var(--e88dangnhap-text-secondary);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 50px;
    line-height: 1.6;
}

.page-support__features-grid,
.page-support__contact-grid,
.page-support__guides-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.page-support__feature-card,
.page-support__contact-card,
.page-support__guide-card {
    background-color: var(--e88dangnhap-card-bg);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--e88dangnhap-border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.page-support__feature-icon,
.page-support__guide-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 20px;
    display: block;
}

.page-support__feature-title,
.page-support__contact-title,
.page-support__guide-title {
    font-size: 1.6em;
    color: var(--e88dangnhap-gold-color);
    margin-bottom: 15px;
}

.page-support__feature-text,
.page-support__contact-text,
.page-support__guide-text {
    font-size: 1em;
    color: var(--e88dangnhap-text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

.page-support__contact-info {
    font-size: 1.1em;
    color: var(--e88dangnhap-gold-color);
    margin-bottom: 20px;
    font-weight: 500;
}

.page-support__faq-list {
    margin-top: 40px;
}

.page-support__faq-item {
    background-color: var(--e88dangnhap-card-bg);
    border: 1px solid var(--e88dangnhap-border-color);
    border-radius: 10px;
    margin-bottom: 15px;
    overflow: hidden;
}

.page-support__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.2em;
    font-weight: 600;
    color: var(--e88dangnhap-text-main);
    cursor: pointer;
    background-color: var(--e88dangnhap-primary-color);
    border-bottom: 1px solid var(--e88dangnhap-divider-color);
    list-style: none;
}

.page-support__faq-question::-webkit-details-marker {
    display: none;
}

.page-support__faq-question::marker {
    display: none;
}

.page-support__faq-qtext {
    flex-grow: 1;
    padding-right: 15px;
}

.page-support__faq-toggle {
    font-size: 1.5em;
    font-weight: 300;
    color: var(--e88dangnhap-gold-color);
}

.page-support__faq-item[open] .page-support__faq-question {
    border-bottom: 1px solid var(--e88dangnhap-divider-color);
}

.page-support__faq-answer {
    padding: 20px 25px;
    font-size: 1em;
    color: var(--e88dangnhap-text-secondary);
    line-height: 1.6;
    background-color: var(--e88dangnhap-card-bg);
}

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

.page-support__faq-link {
    color: var(--e88dangnhap-gold-color);
    text-decoration: underline;
}

.page-support__faq-link:hover {
    color: var(--e88dangnhap-glow-color);
}

.page-support__button-group {
    display: flex;
    justify-content: center;
    margin-top: 40px;
    gap: 20px;
    flex-wrap: wrap;
}

.page-support__responsible-list {
    list-style: none;
    padding: 0;
    margin-top: 30px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.page-support__responsible-item {
    background-color: var(--e88dangnhap-card-bg);
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid var(--e88dangnhap-gold-color);
    color: var(--e88dangnhap-text-secondary);
    font-size: 1em;
    line-height: 1.6;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

/* General image styling to prevent small icons and ensure responsiveness */
.page-support img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Responsive styles */
@media (max-width: 1024px) {
    .page-support__main-title {
        font-size: clamp(2em, 5vw, 2.8em);
    }
    .page-support__section-title {
        font-size: 2em;
    }
    .page-support__hero-content {
        margin-top: 20px;
    }
    .page-support__hero-image-wrapper {
        max-height: 400px;
    }
}

@media (max-width: 768px) {
    .page-support {
        font-size: 16px;
        line-height: 1.6;
    }

    /* HERO 主图区域 */
    .page-support__hero-section {
        padding-top: 10px !important; /* Ensures small top padding */
        padding-bottom: 40px;
    }

    .page-support__hero-image-wrapper {
        max-height: 300px !important;
    }

    .page-support__hero-content {
        padding: 0 15px !important;
        margin-top: 30px;
    }

    .page-support__main-title {
        font-size: clamp(1.8em, 7vw, 2.5em) !important;
        margin-bottom: 15px;
    }

    .page-support__description {
        font-size: 1em;
        margin-bottom: 25px;
    }

    /* 通用图片与容器 */
    .page-support img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }
    
    .page-support__section,
    .page-support__card,
    .page-support__container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    /* 按钮与按钮容器 */
    .page-support__cta-buttons,
    .page-support__button-group {
        flex-direction: column !important; /* Stack buttons vertically */
        gap: 15px !important;
        padding: 0 15px !important;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-support__btn-primary,
    .page-support__btn-secondary,
    .page-support a[class*="button"],
    .page-support 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 20px !important;
    }

    .page-support__section {
        padding: 60px 0;
    }

    .page-support__section-title {
        font-size: 1.8em !important;
        margin-bottom: 15px;
    }

    .page-support__section-intro {
        font-size: 0.95em;
        margin-bottom: 30px;
    }

    .page-support__features-grid,
    .page-support__contact-grid,
    .page-support__guides-grid {
        grid-template-columns: 1fr;
    }

    .page-support__feature-card,
    .page-support__contact-card,
    .page-support__guide-card {
        padding: 25px;
    }

    .page-support__feature-icon,
    .page-support__guide-image {
        height: 200px;
    }

    .page-support__feature-title,
    .page-support__contact-title,
    .page-support__guide-title {
        font-size: 1.4em;
    }

    .page-support__faq-question {
        padding: 18px 20px;
        font-size: 1.1em;
    }

    .page-support__faq-answer {
        padding: 18px 20px;
        font-size: 0.95em;
    }

    .page-support__responsible-list {
        grid-template-columns: 1fr;
    }
}