:root {
    --primary-color: #C91F17; /* 主色调 */
    --secondary-color: #E53935; /* 辅助色 */
    --card-bg: #D32F2F; /* Card B G */
    --background-color-page: #B71C1C; /* 背景 */
    --text-main-color: #FFF5E1; /* Text Main */
    --border-color: #F2B544; /* 边框 */
    --glow-color: #FFCC66; /* Glow */
    --gold-color: #F4D34D; /* Gold */
    --deep-red-color: #7A0E0E; /* Deep Red */
    --button-gradient: linear-gradient(180deg, #FFD86A 0%, #E6B800 100%);
    --button-text-color: #333333; /* Dark text for gold buttons */
    --dark-text-color: #333333; /* Fallback for dark text */
    --light-text-color: #ffffff; /* Fallback for light text */
}

.page-support {
    background-color: var(--background-color-page);
    color: var(--text-main-color);
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
}

.page-support__hero-section {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 60px 20px;
    padding-top: 10px;
    overflow: hidden;
}

.page-support__hero-image-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.page-support__hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.6);
}

.page-support__hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
    color: var(--light-text-color);
}

.page-support__main-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    color: var(--gold-color);
    text-shadow: 0 0 10px rgba(0,0,0,0.5);
}

.page-support__hero-description {
    font-size: 1.25rem;
    margin-bottom: 30px;
    color: var(--text-main-color);
}

.page-support__cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
    box-sizing: border-box;
}

.page-support__btn-primary,
.page-support__btn-secondary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    text-align: center;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-support__btn-primary {
    background: var(--button-gradient);
    color: var(--button-text-color);
    border: 2px solid var(--gold-color);
}

.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 {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    background-color: rgba(255, 255, 255, 0.1);
}

.page-support__section {
    padding: 80px 0;
    text-align: center;
    background-color: var(--background-color-page);
    color: var(--text-main-color);
}

.page-support__section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--gold-color);
}

.page-support__section-description {
    font-size: 1.1rem;
    max-width: 800px;
    margin: 0 auto 40px auto;
    color: var(--text-main-color);
}

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

.page-support__content-grid {
    display: flex;
    gap: 40px;
    align-items: center;
    text-align: left;
    margin-top: 40px;
}

.page-support__text-block {
    flex: 1;
}

.page-support__text-block p {
    margin-bottom: 15px;
    color: var(--text-main-color);
}

.page-support__image-block {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

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

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

.page-support__card {
    background-color: var(--card-bg);
    border-radius: 15px;
    padding: 30px;
    text-align: left;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border-color);
    color: var(--text-main-color);
}

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

.page-support__card-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--gold-color);
}

.page-support__card p {
    font-size: 1rem;
    margin-bottom: 20px;
    color: var(--text-main-color);
}

.page-support__card-link {
    display: inline-block;
    color: var(--gold-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

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

.page-support__faq-section {
    background-color: var(--deep-red-color);
    color: var(--text-main-color);
}

.page-support__faq-list {
    max-width: 900px;
    margin: 40px auto 0 auto;
    text-align: left;
}

.page-support__faq-item {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.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(--gold-color);
    cursor: pointer;
    background-color: var(--deep-red-color);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    list-style: none;
}

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

.page-support__faq-item[open] .page-support__faq-toggle {
    transform: rotate(45deg);
}

.page-support__faq-answer {
    padding: 20px 25px;
    font-size: 1rem;
    color: var(--text-main-color);
    background-color: var(--card-bg);
}

.page-support__faq-answer p {
    margin-bottom: 15px;
    color: var(--text-main-color);
}

.page-support__faq-link {
    display: inline-block;
    color: var(--gold-color);
    text-decoration: underline;
    font-weight: 600;
    margin-top: 10px;
}

.page-support__faq-link:hover {
    color: var(--glow-color);
}

.page-support__faq-image {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin-top: 20px;
}

.page-support__cta-bottom {
    background-color: var(--background-color-page);
    padding-bottom: 100px;
}

.page-support__container--cta {
    max-width: 900px;
}

@media (max-width: 1024px) {
    .page-support__main-title {
        font-size: 3rem;
    }
    .page-support__section-title {
        font-size: 2rem;
    }
    .page-support__content-grid {
        flex-direction: column;
        text-align: center;
    }
    .page-support__image-block {
        order: -1;
        margin-bottom: 30px;
    }
}

@media (max-width: 768px) {
    .page-support__hero-section {
        padding: 40px 15px;
        padding-top: 10px !important;
    }
    .page-support__main-title {
        font-size: clamp(2rem, 8vw, 2.5rem);
        max-width: 100%;
    }
    .page-support__hero-description {
        font-size: 1rem;
    }
    .page-support__cta-buttons {
        flex-direction: column;
        gap: 15px;
        padding: 0 15px;
    }
    .page-support__btn-primary,
    .page-support__btn-secondary {
        width: 100% !important;
        max-width: 100% !important;
        padding: 12px 20px;
        font-size: 1rem;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }
    .page-support__section {
        padding: 50px 0;
    }
    .page-support__section-title {
        font-size: 1.8rem;
    }
    .page-support__section-description {
        font-size: 0.95rem;
        margin-bottom: 30px;
    }
    .page-support__container {
        padding: 0 15px;
    }
    .page-support__issue-cards,
    .page-support__channel-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .page-support__card {
        padding: 25px;
    }
    .page-support__card-title {
        font-size: 1.3rem;
    }
    .page-support__faq-question {
        font-size: 1.1rem;
        padding: 15px 20px;
    }
    .page-support__faq-answer {
        padding: 15px 20px;
    }

    .page-support img {
        max-width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    .page-support__section,
    .page-support__card,
    .page-support__container,
    .page-support__image-block,
    .page-support__hero-section,
    .page-support__hero-content,
    .page-support__faq-list {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        overflow-x: hidden;
    }
    .page-support__hero-section {
        padding-left: 0 !important;
        padding-right: 0 !important;
    }
    .page-support__hero-content {
        padding-left: 15px !important;
        padding-right: 15px !important;
    }
    .page-support__image-block {
        padding-left: 0 !important;
        padding-right: 0 !important;
    }
    .page-support__video-section {
        padding-top: 10px !important;
    }
    .page-support__video-container,
    .page-support__video-wrapper {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        overflow: hidden !important;
    }
    .page-support video,
    .page-support__video {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }
}