/* style/support.css */
/* body đã padding-top: var(--header-offset) từ shared.css; */
/* Trang này không được thêm padding-top: var(--header-offset) vào bất kỳ phần tử nào. */
/* Chỉ sử dụng một padding-top nhỏ cho các section đầu tiên nếu cần thiết. */

.page-support {
    font-family: 'Arial', sans-serif;
    color: var(--text-main, #F2FFF6); /* Mặc định cho toàn bộ trang là màu sáng */
    background-color: var(--background-color-base, #08160F); /* Nền tối */
    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; /* 上图下文 */
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 60px 20px;
    padding-top: 10px; /* Nhỏ hơn để tránh double padding với body */
    overflow: hidden;
    background-color: var(--background-color-base, #08160F); /* Ensure dark background */
}

.page-support__hero-image-wrapper {
    width: 100%;
    max-width: 1200px; /* Constrain image width on larger screens */
    margin-bottom: 30px; /* Space between image and content */
}

.page-support__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    border-radius: 10px;
}

.page-support__hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    color: var(--text-main, #F2FFF6);
}

.page-support__main-title {
    font-size: clamp(2em, 4vw, 3.5em); /* Responsive font size */
    font-weight: 700;
    color: var(--text-main, #F2FFF6);
    margin-bottom: 20px;
    line-height: 1.2;
}

.page-support__description {
    font-size: 1.1em;
    color: var(--text-secondary, #A7D9B8);
    margin-bottom: 30px;
}

.page-support__cta-buttons {
    display: flex;
    flex-wrap: wrap; /* Allow wrapping on small screens */
    gap: 20px;
    justify-content: center;
    margin-top: 30px;
    width: 100%;
    max-width: 600px; /* Constrain buttons group width */
    margin-left: auto;
    margin-right: auto;
}

.page-support__btn-primary,
.page-support__btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    white-space: normal; /* Allow text wrapping */
    word-wrap: break-word; /* Allow text breaking */
    box-sizing: border-box;
    flex-grow: 1; /* Allow buttons to grow */
    max-width: 280px; /* Max width for individual buttons */
}

.page-support__btn-primary {
    background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
    color: #ffffff;
    border: none;
}

.page-support__btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.page-support__btn-secondary {
    background: transparent;
    color: var(--text-main, #F2FFF6);
    border: 2px solid var(--border-color, #2E7A4E);
}

.page-support__btn-secondary:hover {
    background: rgba(46, 122, 78, 0.2);
    transform: translateY(-2px);
}

/* General Sections */
.page-support__section-title {
    font-size: clamp(1.8em, 3.5vw, 2.8em);
    font-weight: 700;
    color: var(--text-main, #F2FFF6);
    text-align: center;
    margin-bottom: 30px;
}

.page-support__text-block {
    font-size: 1em;
    color: var(--text-secondary, #A7D9B8);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px auto;
}

.page-support__dark-section {
    background-color: var(--card-bg, #11271B); /* Darker background for contrast */
    padding: 80px 0;
    color: var(--text-main, #F2FFF6);
}

.page-support__why-choose-section {
    padding: 80px 0;
}

.page-support__contact-channels-section {
    padding: 80px 0;
}

.page-support__policies-section {
    padding: 80px 0;
}

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

.page-support__card {
    background-color: var(--card-bg, #11271B);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--text-main, #F2FFF6);
    border: 1px solid var(--border-color, #2E7A4E);
}

.page-support__feature-icon,
.page-support__channel-icon {
    width: 100%; /* Ensure images are large */
    height: auto;
    max-width: 250px; /* Constrain icon size */
    min-width: 200px; /* Minimum size requirement */
    min-height: 200px; /* Minimum size requirement */
    margin-bottom: 20px;
    border-radius: 8px;
    object-fit: cover;
}

.page-support__card-title {
    font-size: 1.4em;
    font-weight: 600;
    color: var(--text-main, #F2FFF6);
    margin-bottom: 15px;
}

.page-support__card-text {
    font-size: 1em;
    color: var(--text-secondary, #A7D9B8);
    margin-bottom: 20px;
    flex-grow: 1; /* Allow text to take up space */
}

.page-support__email-link {
    color: var(--glow, #57E38D);
    text-decoration: underline;
    transition: color 0.3s ease;
}

.page-support__email-link:hover {
    color: #ffffff;
}

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

.page-support__faq-list {
    max-width: 900px;
    margin: 50px auto 0 auto;
}

.page-support__faq-item {
    background-color: var(--card-bg, #11271B);
    border: 1px solid var(--border-color, #2E7A4E);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    color: var(--text-main, #F2FFF6);
}

.page-support__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.1em;
    font-weight: 600;
    cursor: pointer;
    background-color: var(--card-bg, #11271B);
    color: var(--text-main, #F2FFF6);
    transition: background-color 0.3s ease;
}

.page-support__faq-question:hover {
    background-color: var(--deep-green, #0A4B2C);
}

.page-support__faq-qtext {
    flex-grow: 1;
}

.page-support__faq-toggle {
    font-size: 1.5em;
    line-height: 1;
    margin-left: 15px;
    color: var(--glow, #57E38D);
}

.page-support__faq-answer {
    padding: 0 25px 20px 25px;
    font-size: 1em;
    color: var(--text-secondary, #A7D9B8);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
}

/* For <details> tag, native behavior handles max-height */
.page-support__faq-item[open] > .page-support__faq-answer {
    max-height: 2000px; /* Large enough to show content */
    padding-top: 10px;
}

.page-support__faq-item summary {
    list-style: none; /* Hide default marker */
}

.page-support__faq-item summary::-webkit-details-marker {
    display: none; /* Hide default marker for webkit browsers */
}

.page-support__faq-item.active .page-support__faq-answer {
    max-height: 2000px !important; /* For JS-controlled div based accordion */
    padding-top: 10px;
}

.page-support__final-cta-section {
    padding: 80px 0;
    text-align: center;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .page-support__container {
        padding: 0 15px;
    }

    .page-support__hero-section {
        padding: 40px 15px;
        padding-top: 10px !important;
    }

    .page-support__main-title {
        font-size: 2em;
    }

    .page-support__description {
        font-size: 1em;
    }

    .page-support__cta-buttons {
        flex-direction: column;
        gap: 15px;
        max-width: 100% !important;
        width: 100% !important;
        padding-left: 15px;
        padding-right: 15px;
        box-sizing: border-box !important;
    }

    .page-support__btn-primary,
    .page-support__btn-secondary {
        max-width: 100% !important;
        width: 100% !important;
        padding: 12px 20px;
        font-size: 1em;
        box-sizing: border-box !important;
    }

    .page-support__section-title {
        font-size: 1.8em;
    }

    .page-support__dark-section,
    .page-support__faq-section,
    .page-support__why-choose-section,
    .page-support__contact-channels-section,
    .page-support__policies-section,
    .page-support__final-cta-section {
        padding: 50px 0;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow-x: hidden !important;
    }

    .page-support__feature-grid,
    .page-support__channels-grid,
    .page-support__policy-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        max-width: 100% !important;
        width: 100% !important;
        padding-left: 15px;
        padding-right: 15px;
        box-sizing: border-box !important;
    }

    .page-support__card {
        padding: 25px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-support img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
        box-sizing: border-box !important;
    }

    .page-support__hero-image-wrapper,
    .page-support__faq-list {
        max-width: 100% !important;
        width: 100% !important;
        padding-left: 15px;
        padding-right: 15px;
        box-sizing: border-box !important;
        overflow-x: hidden !important;
    }

    /* Override for FAQ item padding if it causes issues */
    .page-support__faq-item {
        margin-left: 0;
        margin-right: 0;
    }
}

/* Additional color contrast and styling based on custom palette */
.page-support a {
    color: var(--glow, #57E38D); /* Default link color */
    text-decoration: none;
}
.page-support a:hover {
    text-decoration: underline;
}

/* Divider for visual separation */
.page-support__divider {
    height: 1px;
    background-color: var(--divider, #1E3A2A);
    margin: 60px auto;
    max-width: 800px;
}

/* Text colors for specific elements to ensure contrast */
.page-support h1, .page-support h2, .page-support h3, .page-support h4, .page-support h5, .page-support h6 {
    color: var(--text-main, #F2FFF6); /* Main headings are light */
}

.page-support p, .page-support li {
    color: var(--text-secondary, #A7D9B8); /* Paragraphs and list items are secondary light */
}

/* Specific styling for the email link within a dark card context */
.page-support__channel-card .page-support__email-link {
    color: var(--glow, #57E38D); /* Ensure visibility on dark card background */
}
.page-support__channel-card .page-support__email-link:hover {
    color: #ffffff;
}