/* style/support.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này không cần thêm padding-top cho main hoặc hero-section */

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

.page-support {
    font-family: Arial, sans-serif;
    color: var(--text-main-color); /* Mặc định chữ trắng cho nền tối */
    background-color: var(--background-color-page);
}

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

.page-support__section-title {
    font-size: 2.5em;
    color: var(--gold-color);
    text-align: center;
    margin-bottom: 40px;
    font-weight: bold;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.page-support__text-block {
    font-size: 1.1em;
    line-height: 1.8;
    margin-bottom: 20px;
    color: var(--text-secondary-color);
    text-align: justify;
}

.page-support__note {
    font-size: 0.9em;
    font-style: italic;
    color: var(--text-secondary-color);
    text-align: center;
    margin-top: 30px;
}

/* Hero Section */
.page-support__hero-section {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    padding-top: 10px; /* Nhỏ gọn để không bị đè lên header */
    background-color: var(--deep-green-color);
    overflow: hidden;
}

.page-support__hero-image-wrapper {
    width: 100%;
    max-width: 100%;
    margin-bottom: 30px;
    position: relative;
    z-index: 1;
}

.page-support__hero-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.4);
}

.page-support__hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    margin-top: 30px;
}

.page-support__hero-title {
    font-size: 3em;
    color: var(--gold-color);
    margin-bottom: 20px;
    font-weight: bold;
    line-height: 1.2;
    letter-spacing: -0.03em;
}

.page-support__hero-description {
    font-size: 1.2em;
    color: var(--text-main-color);
    margin-bottom: 30px;
    line-height: 1.6;
}

.page-support__hero-cta-group {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.page-support__btn-primary,
.page-support__btn-secondary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: all 0.3s ease;
    box-sizing: border-box;
    max-width: 100%;
    white-space: normal;
    word-wrap: break-word;
    text-align: center;
}

.page-support__btn-primary {
    background: var(--button-gradient);
    color: var(--text-main-color);
    border: 2px solid transparent;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.page-support__btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
    opacity: 0.9;
}

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

.page-support__btn-secondary:hover {
    background-color: var(--gold-color);
    color: var(--background-color-page);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.page-support__btn-small {
    padding: 10px 20px;
    font-size: 1em;
}

.page-support__btn-text-link {
    color: var(--gold-color);
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s ease;
}

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

/* Intro Section */
.page-support__intro-section {
    padding: 60px 20px;
    background-color: var(--background-color-page);
}

/* Contact Channels Section */
.page-support__contact-channels-section {
    padding: 60px 20px;
    background-color: var(--deep-green-color);
}

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

.page-support__contact-card {
    background-color: var(--card-bg-color);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border-color);
}

.page-support__contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

.page-support__contact-icon {
    width: 80px;
    height: 80px;
    object-fit: contain;
    margin-bottom: 20px;
    filter: drop-shadow(0 0 5px rgba(87, 227, 141, 0.5)); /* Thêm hiệu ứng glow nhẹ */
}

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

.page-support__card-description {
    font-size: 1em;
    color: var(--text-secondary-color);
    line-height: 1.6;
    margin-bottom: 25px;
    flex-grow: 1;
}

/* FAQ Section */
.page-support__faq-section {
    padding: 60px 20px;
    background-color: var(--background-color-page);
}

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

.page-support__faq-item {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.page-support__faq-item[open] {
    background-color: var(--deep-green-color);
    border-color: var(--primary-color);
}

.page-support__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.2em;
    font-weight: bold;
    color: var(--text-main-color);
    cursor: pointer;
    list-style: none; /* For details/summary */
}

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

.page-support__faq-qtext {
    flex-grow: 1;
    color: var(--text-main-color);
}

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

.page-support__faq-answer {
    padding: 0 25px 20px;
    font-size: 1em;
    line-height: 1.7;
    color: var(--text-secondary-color);
}

.page-support__cta-more-faq {
    text-align: center;
    margin-top: 40px;
}

/* Guides Section */
.page-support__guides-section {
    padding: 60px 20px;
    background-color: var(--deep-green-color);
}

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

.page-support__guide-card {
    background-color: var(--card-bg-color);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border-color);
}

.page-support__guide-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

.page-support__guide-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 20px;
    display: block;
}

.page-support__guide-card .page-support__card-title {
    font-size: 1.3em;
    margin-bottom: 10px;
    text-align: left;
    flex-grow: 1;
}

.page-support__guide-card .page-support__card-title a {
    color: var(--gold-color);
    text-decoration: none;
}

.page-support__guide-card .page-support__card-title a:hover {
    color: var(--glow-color);
    text-decoration: underline;
}

.page-support__guide-card .page-support__card-description {
    font-size: 0.95em;
    color: var(--text-secondary-color);
    line-height: 1.5;
    margin-bottom: 15px;
    text-align: left;
}

.page-support__cta-more-guides {
    text-align: center;
    margin-top: 40px;
}

/* Commitment Section */
.page-support__commitment-section {
    padding: 60px 20px;
    background-color: var(--background-color-page);
}

.page-support__commitment-list {
    list-style: none;
    padding: 0;
    margin-top: 30px;
}

.page-support__commitment-item {
    background-color: var(--card-bg-color);
    border-left: 5px solid var(--primary-color);
    padding: 20px;
    margin-bottom: 15px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    color: var(--text-secondary-color);
    line-height: 1.6;
}

.page-support__commitment-item strong {
    color: var(--gold-color);
    font-size: 1.1em;
}

/* Call to Action Section */
.page-support__call-to-action-section {
    padding: 60px 20px;
    background-color: var(--deep-green-color);
    text-align: center;
}

.page-support__cta-final-group {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 30px;
    flex-wrap: wrap;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .page-support__hero-title {
        font-size: 2.5em;
    }
    .page-support__section-title {
        font-size: 2em;
    }
    .page-support__hero-description {
        font-size: 1.1em;
    }
}

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

    .page-support__hero-section,
    .page-support__intro-section,
    .page-support__contact-channels-section,
    .page-support__faq-section,
    .page-support__guides-section,
    .page-support__commitment-section,
    .page-support__call-to-action-section {
        padding: 40px 15px;
    }

    .page-support__hero-title {
        font-size: 2em;
        margin-bottom: 15px;
    }
    .page-support__section-title {
        font-size: 1.8em;
        margin-bottom: 30px;
    }
    .page-support__hero-description {
        font-size: 1em;
        margin-bottom: 25px;
    }

    .page-support__hero-cta-group {
        flex-direction: column;
        gap: 15px;
    }

    .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 15px !important;
        font-size: 1em !important;
    }

    .page-support__hero-cta-group,
    .page-support__cta-final-group {
        flex-direction: column;
        gap: 15px;
        padding: 0 15px;
        box-sizing: border-box;
        max-width: 100% !important;
        width: 100% !important;
    }

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

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

    .page-support__hero-image-wrapper,
    .page-support__contact-card,
    .page-support__guide-card,
    .page-support__faq-item,
    .page-support__commitment-item,
    .page-support__container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        margin-left: auto;
        margin-right: auto;
    }

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

@media (max-width: 480px) {
    .page-support__hero-title {
        font-size: 1.8em;
    }
    .page-support__section-title {
        font-size: 1.5em;
    }
    .page-support__faq-question {
        font-size: 1.1em;
        padding: 15px 20px;
    }
    .page-support__faq-answer {
        padding: 0 20px 15px;
    }
}