/* style/support.css */
/* body đã padding-top: var(--header-offset) từ shared.css, không cần thêm ở đây */

:root {
    --color-primary: #C91F17;
    --color-secondary: #E53935;
    --color-background-card: #D32F2F;
    --color-background-main: #B71C1C; /* Custom background color for sections */
    --color-text-main: #FFF5E1;
    --color-border: #F2B544;
    --color-glow: #FFCC66;
    --color-gold: #F4D34D;
    --color-deep-red: #7A0E0E;
    --color-button-gradient: linear-gradient(180deg, #FFD86A 0%, #E6B800 100%);
}

.page-support {
    font-family: Arial, sans-serif;
    color: var(--color-text-main); /* Main text color for the page, assuming dark body background */
    background-color: var(--color-background-main); /* Using custom background color for some sections */
}

.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; /* Ensure image is above content */
    align-items: center;
    justify-content: center;
    padding-top: 10px; /* Small top padding, header offset handled by body */
    padding-bottom: 60px;
    text-align: center;
    background-color: var(--color-deep-red); /* Darker background for contrast */
    overflow: hidden; /* Prevent image overflow */
}

.page-support__hero-image {
    width: 100%;
    max-width: 1920px; /* Max width for the image itself */
    height: auto;
    object-fit: cover;
    margin-bottom: 30px; /* Space between image and content */
    border-radius: 10px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
}

.page-support__hero-content {
    max-width: 900px;
    position: relative; /* Ensure content is in normal flow */
    z-index: 1; /* Ensure content is above any potential background elements */
    padding: 0 20px;
}

.page-support__main-title {
    font-size: clamp(2.2rem, 4vw, 3.5rem); /* Responsive font size for H1 */
    color: var(--color-gold);
    margin-bottom: 20px;
    line-height: 1.2;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.6);
}

.page-support__hero-description {
    font-size: 1.15rem;
    color: var(--color-text-main);
    margin-bottom: 30px;
    line-height: 1.6;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.page-support__cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap; /* Allow buttons to wrap on smaller screens */
    width: 100%; /* Ensure container takes full width for wrapping */
    box-sizing: border-box;
}

.page-support__btn-primary,
.page-support__btn-secondary,
.page-support__faq-btn {
    display: inline-block;
    padding: 14px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.05rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    white-space: normal; /* Allow text to wrap */
    word-wrap: break-word; /* Break long words */
    max-width: 100%; /* Ensure button doesn't overflow */
    box-sizing: border-box;
    text-align: center;
}

.page-support__btn-primary {
    background: var(--color-button-gradient);
    color: #333333; /* Darker text for gold button */
    border: none;
}

.page-support__btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.4);
    opacity: 0.9;
}

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

.page-support__btn-secondary:hover {
    transform: translateY(-3px);
    background-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.4);
}

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

.page-support__section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    color: var(--color-gold);
    text-align: center;
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

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

.page-support__faq-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.page-support__faq-item {
    background-color: var(--color-background-card); /* Card BG: #D32F2F */
    border: 1px solid var(--color-border);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.page-support__faq-item.active {
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.4);
}

.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-primary); /* Primary color for question background */
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: background-color 0.3s ease;
}

.page-support__faq-question:hover {
    background-color: var(--color-secondary); /* Secondary color on hover */
}

.page-support__faq-item[open] .page-support__faq-question {
    background-color: var(--color-secondary);
}

.page-support__faq-toggle {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1;
    margin-left: 15px;
    color: var(--color-gold);
}

.page-support__faq-answer {
    padding: 20px 25px;
    font-size: 1rem;
    color: var(--color-text-main);
    line-height: 1.6;
    background-color: var(--color-background-card); /* Card BG */
}

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

.page-support__faq-answer a {
    color: var(--color-gold);
    text-decoration: none;
    font-weight: 600;
}

.page-support__faq-answer a:hover {
    text-decoration: underline;
}

.page-support__faq-btn {
    margin-top: 10px;
    padding: 10px 20px;
    font-size: 0.95rem;
    background: var(--color-button-gradient);
    color: #333333;
    border: none;
    border-radius: 5px;
    display: inline-block;
    text-align: center;
}

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

/* Guides Section */
.page-support__guides-section {
    padding: 80px 0;
    background-color: var(--color-deep-red); /* Deep Red background */
}

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

.page-support__guide-card {
    background-color: var(--color-background-card); /* Card BG */
    border-radius: 10px;
    overflow: hidden;
    text-decoration: none;
    color: var(--color-text-main);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.page-support__guide-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

.page-support__guide-card-image {
    width: 100%;
    height: 225px; /* Fixed height for consistency */
    object-fit: cover;
    display: block;
}

.page-support__guide-card-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-gold);
    padding: 15px 20px 10px;
    line-height: 1.4;
}

.page-support__guide-card-text {
    font-size: 0.95rem;
    padding: 0 20px 20px;
    line-height: 1.6;
    flex-grow: 1; /* Make text block grow to fill space */
}

.page-support__button-group {
    text-align: center;
}

/* Contact Promo Section */
.page-support__contact-promo-section {
    padding: 80px 0;
    background-color: var(--color-background-main);
}

.page-support__contact-promo-card {
    background-color: var(--color-background-card);
    border-radius: 15px;
    display: flex;
    flex-direction: row; /* Default for desktop */
    align-items: center;
    gap: 40px;
    padding: 40px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
    border: 1px solid var(--color-border);
}

.page-support__contact-promo-image {
    width: 100%;
    max-width: 400px; /* Max width for the image */
    height: auto;
    border-radius: 10px;
    object-fit: cover;
    flex-shrink: 0;
}

.page-support__contact-promo-content {
    flex-grow: 1;
    text-align: left;
}

.page-support__contact-promo-content .page-support__section-title {
    text-align: left;
    margin-bottom: 15px;
}

.page-support__contact-promo-content .page-support__section-description {
    text-align: left;
    margin-bottom: 30px;
    max-width: none; /* Remove max-width for description in this context */
}

/* Common elements */
.page-support__keyword {
    color: var(--color-gold);
    font-weight: 600;
}

/* --- Responsive Design --- */
@media (max-width: 1024px) {
    .page-support__main-title {
        font-size: clamp(2rem, 5vw, 3rem);
    }
    .page-support__section-title {
        font-size: clamp(1.6rem, 4.5vw, 2.5rem);
    }
    .page-support__hero-description,
    .page-support__section-description {
        font-size: 1.05rem;
    }
}

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

    .page-support__hero-section {
        padding-top: 10px !important; /* body handles header offset */
        padding-bottom: 40px;
    }

    .page-support__hero-image {
        margin-bottom: 20px;
    }

    .page-support__main-title {
        font-size: clamp(1.8rem, 6vw, 2.5rem);
    }

    .page-support__hero-description {
        font-size: 1rem;
        padding: 0 15px;
    }

    .page-support__cta-buttons {
        flex-direction: column;
        gap: 15px;
        padding: 0 15px;
    }

    .page-support__btn-primary,
.page-support__btn-secondary,
.page-support__faq-btn {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    .page-support__section-title {
        font-size: clamp(1.5rem, 5vw, 2.2rem);
        padding: 0 15px;
    }

    .page-support__section-description {
        font-size: 1rem;
        margin-bottom: 30px;
        padding: 0 15px;
    }

    .page-support__faq-question {
        font-size: 1.1rem;
        padding: 15px 20px;
    }

    .page-support__faq-answer {
        font-size: 0.95rem;
        padding: 15px 20px;
    }

    .page-support__guide-cards {
        grid-template-columns: 1fr;
        padding: 0 15px;
    }

    .page-support__contact-promo-card {
        flex-direction: column; /* Stack image and content */
        text-align: center;
        padding: 30px 20px;
        margin: 0 15px;
    }

    .page-support__contact-promo-image {
        max-width: 100%;
        margin-bottom: 20px;
    }

    .page-support__contact-promo-content .page-support__section-title,
    .page-support__contact-promo-content .page-support__section-description {
        text-align: center;
    }

    /* Mobile image/video/button responsive rules */
    .page-support img {
      max-width: 100% !important;
      height: auto !important;
      display: block !important;
    }
    
    .page-support__section,
    .page-support__card,
    .page-support__container,
    .page-support__hero-section,
    .page-support__faq-section,
    .page-support__guides-section,
    .page-support__contact-promo-section,
    .page-support__contact-promo-card,
    .page-support__guide-card {
      max-width: 100% !important;
      width: 100% !important;
      box-sizing: border-box !important;
      /* Add horizontal padding to main content containers to prevent edge-to-edge content */
      padding-left: 15px;
      padding-right: 15px;
    }

    /* Specific adjustment for full-width sections that already have internal containers */
    .page-support__hero-section,
    .page-support__faq-section,
    .page-support__guides-section,
    .page-support__contact-promo-section {
        padding-left: 0 !important;
        padding-right: 0 !important;
    }
    .page-support__contact-promo-card {
        margin-left: 0;
        margin-right: 0;
    }
    /* Ensure .page-support__container within these sections provides the padding */
    .page-support__container {
        padding-left: 20px;
        padding-right: 20px;
    }
}

/* Ensure contrast for links within text */
.page-support p a,
.page-support li a {
    color: var(--color-gold); /* Gold color for links */
    text-decoration: underline;
}
.page-support p a:hover,
.page-support li a:hover {
    color: #FFD86A; /* Lighter gold on hover */
}