/* Base styles for the page-support */
.page-support {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-main, #FFF1E8); /* Default text color from custom palette */
    background: var(--background-color, #140C0C); /* Default background from custom palette */
}

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

.page-support__hero-section {
    position: relative;
    padding-top: 10px; /* Small top padding, body handles --header-offset */
    padding-bottom: 40px;
    background: linear-gradient(180deg, rgba(198, 31, 31, 0.8) 0%, rgba(229, 48, 48, 0.8) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #FFF1E8;
    overflow: hidden;
}

.page-support__hero-image {
    width: 100%;
    height: 600px; /* Fixed height for desktop */
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 30px;
}

.page-support__hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* Cover for desktop */
    display: block;
}

.page-support__hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 0 20px;
}

.page-support__main-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    color: #FFF1E8;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-support__description {
    font-size: 1.15rem;
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    color: #FFF1E8;
}

.page-support__cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
}

.page-support__btn-primary,
.page-support__btn-secondary,
.page-support__btn-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: bold;
    text-decoration: none;
    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: linear-gradient(180deg, #FFB04A 0%, #D86A14 100%);
    color: #FFF1E8;
    border: 2px solid transparent;
}

.page-support__btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 176, 74, 0.4);
}

.page-support__btn-secondary {
    background: #2A1212; /* Card BG */
    color: #FFF1E8;
    border: 2px solid #F3C54D; /* Gold border */
}

.page-support__btn-secondary:hover {
    transform: translateY(-2px);
    background: #140C0C; /* Background */
    box-shadow: 0 4px 15px rgba(243, 197, 77, 0.3);
}

.page-support__btn-link {
    background: transparent;
    color: #F3C54D; /* Gold text */
    border: 1px solid #F3C54D;
    padding: 10px 20px;
    font-size: 1rem;
    margin-top: 15px;
}

.page-support__btn-link:hover {
    background: #F3C54D;
    color: #140C0C;
}

.page-support__section-title {
    font-size: 2.2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
    color: #F3C54D; /* Gold color */
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
}

/* FAQ Section */
.page-support__faq-section {
    padding: 60px 0;
    background: #140C0C; /* Background color */
}

.page-support__dark-section {
    background: #140C0C; /* Background color */
    color: #FFF1E8;
}

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

details.page-support__faq-item {
    margin-bottom: 15px;
    border-radius: 8px;
    border: 1px solid var(--border-color, #6A1E1E); /* Border color */
    overflow: hidden;
    background: var(--card-bg, #2A1212); /* Card BG color */
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

details.page-support__faq-item summary.page-support__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 25px;
    cursor: pointer;
    user-select: none;
    list-style: none;
    transition: background-color 0.3s ease;
    color: #FFF1E8;
    font-size: 1.1rem;
    font-weight: 600;
}

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

details.page-support__faq-item summary.page-support__faq-question:hover {
    background: #3A1A1A; /* Slightly lighter Card BG for hover */
}

.page-support__faq-qtext {
    flex: 1;
    line-height: 1.5;
    text-align: left;
}

.page-support__faq-toggle {
    font-size: 28px;
    font-weight: bold;
    color: #F3C54D; /* Gold color */
    flex-shrink: 0;
    margin-left: 15px;
    width: 30px;
    text-align: center;
}

details.page-support__faq-item .page-support__faq-answer {
    padding: 0 25px 20px;
    background: #1F0F0F; /* Darker variant of Card BG */
    border-radius: 0 0 8px 8px;
    color: #FFF1E8;
}

.page-support__faq-answer p {
    margin-bottom: 0;
}

.page-support__faq-answer a {
    color: #F3C54D;
    text-decoration: underline;
}

/* Guides Section */
.page-support__guides-section {
    padding: 60px 0;
    background: #2A1212; /* Card BG */
}

.page-support__guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.page-support__guide-card {
    background: #1F0F0F; /* Darker variant of Card BG */
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    color: #FFF1E8;
    border: 1px solid var(--border-color, #6A1E1E);
}

.page-support__guide-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
    /* filter: brightness(0.8); removed as per instruction */
    transition: filter 0.3s ease;
}

/* .page-support__guide-card:hover img { filter: brightness(1); } removed as per instruction */

.page-support__guide-card h3.page-support__card-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin: 20px 20px 10px;
    color: #F3C54D;
    flex-grow: 1;
}

.page-support__guide-card p {
    font-size: 0.95rem;
    margin: 0 20px 20px;
    color: #FFF1E8;
}

.page-support__guide-card .page-support__btn-link {
    margin: 0 20px 20px;
    align-self: flex-start;
}

/* Troubleshooting Section */
.page-support__troubleshooting-section {
    padding: 60px 0;
}

.page-support__trouble-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.page-support__trouble-item {
    background: var(--card-bg, #2A1212);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    color: #FFF1E8;
    border: 1px solid var(--border-color, #6A1E1E);
}

.page-support__trouble-item h3.page-support__trouble-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-top: 0;
    margin-bottom: 15px;
    color: #F3C54D;
}

.page-support__trouble-item p a {
    color: #F3C54D;
    text-decoration: underline;
}

/* Contact Section */
.page-support__contact-section {
    padding: 60px 0;
    background: #2A1212; /* Card BG */
}

.page-support__contact-description {
    text-align: center;
    font-size: 1.1rem;
    max-width: 800px;
    margin: 0 auto 40px;
    color: #FFF1E8;
}

.page-support__contact-description a {
    color: #F3C54D;
    text-decoration: underline;
}

.page-support__contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.page-support__contact-item {
    background: #1F0F0F; /* Darker variant of Card BG */
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    color: #FFF1E8;
    border: 1px solid var(--border-color, #6A1E1E);
}

.page-support__contact-item h3.page-support__contact-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-top: 0;
    margin-bottom: 15px;
    color: #F3C54D;
}

.page-support__contact-item p {
    font-size: 0.95rem;
    margin-bottom: 25px;
}

/* Info Section */
.page-support__info-section {
    padding: 60px 0;
    background: #140C0C; /* Background color */
}

.page-support__info-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    color: #FFF1E8;
}

.page-support__info-content p {
    font-size: 1.1rem;
    margin-bottom: 30px;
}

.page-support__info-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
}

.page-support__info-links a {
    display: inline-block;
    background: #2A1212; /* Card BG */
    color: #F3C54D; /* Gold */
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.3s ease, color 0.3s ease;
    border: 1px solid var(--border-color, #6A1E1E);
}

.page-support__info-links a:hover {
    background: #F3C54D;
    color: #140C0C; /* Background color */
}

/* Mobile responsiveness */
@media (max-width: 1024px) {
    .page-support__container {
        padding: 15px;
    }

    .page-support__hero-image {
        height: 450px;
    }

    .page-support__main-title {
        font-size: clamp(2rem, 4.5vw, 3rem);
    }

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

    .page-support__section-title {
        font-size: 2rem;
    }

    .page-support__cta-buttons {
        gap: 15px;
    }

    .page-support__btn-primary,
    .page-support__btn-secondary {
        padding: 12px 25px;
        font-size: 1rem;
    }

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

    .page-support__faq-toggle {
        font-size: 24px;
        width: 25px;
    }

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

    .page-support__guide-card img {
        
    }

    .page-support__guide-card h3.page-support__card-title {
        font-size: 1.2rem;
        margin: 15px 15px 8px;
    }

    .page-support__trouble-item h3.page-support__trouble-title {
        font-size: 1.1rem;
    }

    .page-support__contact-item h3.page-support__contact-title {
        font-size: 1.2rem;
    }

    .page-support__info-content p {
        font-size: 1rem;
    }
}

@media (max-width: 768px) {
    /* HERO 主图区域 */
    .page-support__hero-section {
        padding-top: 10px; /* Small top padding, body handles --header-offset */
        padding-bottom: 30px;
    }

    .page-support__hero-image {
        height: 250px;
        margin-bottom: 20px;
    }

    .page-support__hero-image img {
        object-fit: contain !important; /* Mobile: contain to prevent cropping */
        aspect-ratio: unset !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-support__hero-content {
        padding: 0 15px;
    }

    .page-support__main-title {
        font-size: clamp(1.8rem, 8vw, 2.5rem);
        margin-bottom: 15px;
        max-width: 100%;
        text-align: center;
    }

    .page-support__description {
        font-size: 0.95rem;
        margin-bottom: 20px;
        max-width: 100%;
        text-align: center;
    }

    /* 按钮与按钮容器 */
    .page-support__cta-buttons {
        flex-direction: column; /* Stack buttons vertically */
        gap: 10px;
        padding-left: 15px;
        padding-right: 15px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-support__btn-primary,
    .page-support__btn-secondary,
    .page-support__btn-link {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding: 12px 20px;
        font-size: 1rem;
    }

    /* 通用图片与容器 */
    .page-support img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-support__container,
    .page-support__section,
    .page-support__card,
    .page-support__box,
    .page-support__guide-card,
    .page-support__trouble-item,
    .page-support__contact-item {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    .page-support__section-title {
        font-size: 1.8rem;
        margin-bottom: 30px;
        text-align: center;
    }

    /* FAQ Section */
    details.page-support__faq-item {
        margin-bottom: 10px;
    }

    details.page-support__faq-item summary.page-support__faq-question {
        padding: 15px;
        font-size: 0.95rem;
    }

    .page-support__faq-toggle {
        font-size: 22px;
        width: 24px;
    }

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

    /* Guides Section */
    .page-support__guide-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-support__guide-card img {
        
    }

    .page-support__guide-card h3.page-support__card-title {
        font-size: 1.1rem;
        margin: 15px 15px 8px;
    }

    .page-support__guide-card p {
        margin: 0 15px 15px;
        font-size: 0.9rem;
    }

    .page-support__guide-card .page-support__btn-link {
        margin: 0 15px 15px;
    }

    /* Troubleshooting Section */
    .page-support__trouble-list {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-support__trouble-item {
        padding: 20px;
    }

    .page-support__trouble-item h3.page-support__trouble-title {
        font-size: 1.05rem;
        margin-bottom: 10px;
    }

    /* Contact Section */
    .page-support__contact-description {
        font-size: 1rem;
        margin-bottom: 30px;
    }

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

    .page-support__contact-item {
        padding: 25px;
    }

    .page-support__contact-item h3.page-support__contact-title {
        font-size: 1.1rem;
        margin-bottom: 10px;
    }

    /* Info Section */
    .page-support__info-content p {
        font-size: 1rem;
        margin-bottom: 20px;
    }

    .page-support__info-links {
        flex-direction: column;
        gap: 10px;
    }

    .page-support__info-links a {
        width: 100%;
        text-align: center;
        padding: 10px 15px;
    }
}