/* style/support.css */

/* Custom Colors */
:root {
    --page-bg-color: #08160F; /* Background */
    --card-bg-color: #11271B; /* Card BG */
    --text-main-color: #F2FFF6; /* Text Main */
    --text-secondary-color: #A7D9B8; /* Text Secondary */
    --border-color: #2E7A4E; /* Border */
    --glow-color: #57E38D; /* Glow */
    --gold-color: #F2C14E; /* Gold */
    --divider-color: #1E3A2A; /* Divider */
    --deep-green-color: #0A4B2C; /* Deep Green */
    --btn-gradient-start: #2AD16F;
    --btn-gradient-end: #13994A;
}

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

/* General container for content alignment */
.page-support__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    box-sizing: border-box;
}

.page-support__text-center {
    text-align: center;
}

/* Hero Section */
.page-support__hero-section {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column; /* Image first, then content */
    align-items: center;
    padding-top: 10px; /* Small top padding */
    padding-bottom: 60px;
    background-color: var(--page-bg-color); /* Ensure background for contrast */
}

.page-support__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    max-height: 600px; /* Limit height for aesthetic */
    margin-bottom: 40px; /* Space between image and content */
}

.page-support__hero-content {
    max-width: 900px;
    text-align: center;
    padding: 0 20px;
}

.page-support__hero-title {
    font-size: clamp(2.2rem, 4vw, 3.5rem); /* Responsive font size */
    font-weight: bold;
    color: var(--gold-color); /* Use gold for prominence */
    margin-bottom: 20px;
    line-height: 1.2;
    letter-spacing: -0.05em;
}

.page-support__hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary-color);
    margin-bottom: 30px;
}

/* CTA Buttons Group */
.page-support__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap; /* Allow wrapping on smaller screens */
    width: 100%;
}

/* Buttons */
.page-support__btn-primary,
.page-support__btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 25px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    box-sizing: border-box;
    max-width: 100%; /* Ensure responsiveness */
    white-space: normal;
    word-wrap: break-word;
    text-align: center;
}

.page-support__btn-primary {
    background: var(--btn-gradient-start); /* Fallback */
    background: linear-gradient(180deg, var(--btn-gradient-start) 0%, var(--btn-gradient-end) 100%);
    color: var(--text-main-color); /* White text for contrast */
    border: 2px solid transparent;
}

.page-support__btn-primary:hover {
    filter: brightness(1.1);
    box-shadow: 0 0 15px var(--glow-color);
}

.page-support__btn-secondary {
    background: transparent;
    color: var(--btn-gradient-start); /* Use start color for text */
    border: 2px solid var(--btn-gradient-start);
}

.page-support__btn-secondary:hover {
    background: var(--btn-gradient-start);
    color: var(--text-main-color);
    box-shadow: 0 0 10px rgba(var(--btn-gradient-start), 0.5);
}

.page-support__btn-large {
    padding: 15px 35px;
    font-size: 1.1rem;
    min-width: 250px;
}

/* Sections */
.page-support__section-title {
    font-size: 2.2rem;
    color: var(--gold-color);
    text-align: center;
    margin-bottom: 25px;
    font-weight: bold;
}

.page-support__section-description {
    font-size: 1.1rem;
    color: var(--text-secondary-color);
    text-align: center;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-support__text-block {
    font-size: 1rem;
    color: var(--text-secondary-color);
    margin-bottom: 20px;
    line-height: 1.7;
}

.page-support__dark-section {
    background-color: var(--deep-green-color); /* Darker green for contrast sections */
    padding: 60px 0;
}

.page-support__medium-bg {
    background-color: var(--card-bg-color); /* Medium background for contrast */
    padding: 60px 0;
}

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

.page-support__faq-category {
    margin-bottom: 40px;
}

.page-support__category-title {
    font-size: 1.8rem;
    color: var(--text-main-color);
    margin-bottom: 25px;
    border-bottom: 2px solid var(--divider-color);
    padding-bottom: 10px;
    text-align: left;
}

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

.page-support__faq-item summary {
    list-style: none; /* Hide default marker */
    cursor: pointer;
    padding: 18px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--text-main-color);
    background-color: var(--card-bg-color);
    transition: background-color 0.3s ease;
}

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

.page-support__faq-item summary:hover {
    background-color: rgba(var(--btn-gradient-end), 0.2);
}

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

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

.page-support__faq-item[open] .page-support__faq-toggle {
    content: "−"; /* Change to minus when open */
}

.page-support__faq-answer {
    padding: 0 25px 20px;
    font-size: 1rem;
    color: var(--text-secondary-color);
    line-height: 1.7;
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Contact Section */
.page-support__contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-support__contact-card {
    background-color: var(--deep-green-color);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
}

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

.page-support__contact-card p {
    color: var(--text-secondary-color);
    margin-bottom: 25px;
    flex-grow: 1;
}

.page-support__contact-card .page-support__btn-primary,
.page-support__contact-card .page-support__btn-secondary {
    width: fit-content;
    margin-top: auto; /* Push button to bottom */
}


/* Global Image and Video Responsiveness */
.page-support img,
.page-support video {
    max-width: 100%;
    height: auto;
    display: block; /* Prevents extra space below images */
}

/* Content area images minimum size enforcement */
.page-support img:not(.page-support__hero-image) {
    min-width: 200px;
    min-height: 200px;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .page-support__container,
    .page-support__hero-content {
        padding-left: 15px;
        padding-right: 15px;
        width: 100% !important; /* Ensure full width on mobile */
        max-width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-support__hero-title {
        font-size: clamp(1.8rem, 8vw, 2.5rem);
    }

    .page-support__hero-description,
    .page-support__section-description,
    .page-support__text-block,
    .page-support p,
    .page-support li {
        font-size: 0.95rem;
    }

    .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-left: 15px;
        padding-right: 15px;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }

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

    .page-support__category-title {
        font-size: 1.4rem;
    }

    .page-support__faq-item summary {
        font-size: 1rem;
        padding: 15px 20px;
    }

    .page-support__faq-answer {
        padding: 0 20px 15px;
    }

    .page-support__contact-methods {
        grid-template-columns: 1fr; /* Stack cards vertically */
    }

    /* Ensure all images and videos are responsive on mobile */
    .page-support img,
    .page-support video {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-support__hero-section,
    .page-support__introduction-section,
    .page-support__faq-section,
    .page-support__contact-section,
    .page-support__getting-started-section {
        padding-left: 0;
        padding-right: 0;
    }
    .page-support__video-section {
        padding-top: 10px !important; /* body đã đảm nhận --header-offset, tại đây cấm var(--header-offset) */
    }
}