:root {
    --primary-color: #C91F17;
    --secondary-color: #E53935;
    --btn-gradient-start: #FFD86A;
    --btn-gradient-end: #E6B800;
    --card-bg-color: #D32F2F;
    --bg-primary-color: #B71C1C;
    --text-main-color: #FFF5E1;
    --border-color: #F2B544;
    --glow-color: #FFCC66;
    --gold-color: #F4D34D;
    --deep-red-color: #7A0E0E;
}

.page-tintc {
    font-family: 'Arial', sans-serif;
    color: var(--text-main-color);
    background-color: var(--bg-primary-color);
}

/* Hero Section */
.page-tintc__hero-section {
    display: flex;
    flex-direction: column; /* Default to column for mobile first */
    align-items: center;
    padding-top: 10px; /* Small top padding as body padding-top is handled by shared.css */
    padding-bottom: 40px;
    padding-left: 20px;
    padding-right: 20px;
    background-color: var(--bg-primary-color);
    border-bottom: 1px solid var(--border-color);
}

.page-tintc__hero-content-wrapper {
    max-width: 800px;
    text-align: center;
    margin-bottom: 30px;
    padding: 0 15px;
}

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

.page-tintc__hero-description {
    font-size: 1.1rem;
    color: var(--text-main-color);
    line-height: 1.6;
    margin-bottom: 30px;
}

.page-tintc__hero-cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    width: 100%;
    max-width: 400px; /* Limit button group width */
    box-sizing: border-box;
    padding: 0 15px;
}

.page-tintc__btn-primary,
.page-tintc__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;
    text-align: center;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-tintc__btn-primary {
    background: linear-gradient(180deg, var(--btn-gradient-start) 0%, var(--btn-gradient-end) 100%);
    color: var(--deep-red-color); /* Deep Red for text on gold button */
    border: 2px solid var(--border-color);
    box-shadow: 0 4px 15px rgba(255, 216, 106, 0.4);
}

.page-tintc__btn-primary:hover {
    background: linear-gradient(180deg, var(--btn-gradient-end) 0%, var(--btn-gradient-start) 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 216, 106, 0.6);
}

.page-tintc__btn-secondary {
    background: var(--card-bg-color);
    color: var(--text-main-color);
    border: 2px solid var(--border-color);
    box-shadow: 0 4px 15px rgba(211, 47, 47, 0.4);
}

.page-tintc__btn-secondary:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(201, 31, 23, 0.6);
}

.page-tintc__hero-image-wrapper {
    width: 100%;
    max-width: 1200px;
    margin-top: 30px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-tintc__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

/* News Grid Section */
.page-tintc__news-grid-section,
.page-tintc__faq-section,
.page-tintc__cta-bottom-section {
    padding: 60px 20px;
    max-width: 1200px;
    margin: 0 auto;
    background-color: var(--bg-primary-color);
    border-bottom: 1px solid var(--border-color);
}

.page-tintc__section-title {
    font-size: 2.5rem;
    color: var(--gold-color);
    text-align: center;
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
}

.page-tintc__section-description {
    font-size: 1.1rem;
    color: var(--text-main-color);
    text-align: center;
    max-width: 900px;
    margin: 0 auto 40px auto;
    line-height: 1.6;
}

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

.page-tintc__news-card {
    background-color: var(--card-bg-color);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border-color);
}

.page-tintc__news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

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

.page-tintc__news-card-content {
    padding: 20px;
}

.page-tintc__news-card-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.4;
}

.page-tintc__news-card-title a {
    color: var(--gold-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.page-tintc__news-card-excerpt {
    font-size: 0.95rem;
    color: var(--text-main-color);
    line-height: 1.5;
    margin-bottom: 15px;
}

.page-tintc__news-card-date {
    font-size: 0.85rem;
    color: rgba(255, 245, 225, 0.7); /* Lighter version of text-main-color */
    display: block;
}

.page-tintc__view-all-button-wrapper {
    text-align: center;
    margin-top: 40px;
}

/* FAQ Section */
.page-tintc__faq-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.page-tintc__faq-item {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.page-tintc__faq-item summary {
    list-style: none; /* Hide default marker */
    cursor: pointer;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--gold-color);
    background-color: var(--card-bg-color);
    border-bottom: 1px solid transparent;
    transition: background-color 0.3s ease;
}

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

.page-tintc__faq-item[open] summary {
    background-color: var(--deep-red-color);
    border-bottom-color: var(--border-color);
}

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

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

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

.page-tintc__faq-answer {
    padding: 0 20px 20px 20px;
    font-size: 1rem;
    color: var(--text-main-color);
    line-height: 1.6;
}

/* CTA Bottom Section */
.page-tintc__cta-bottom-section {
    text-align: center;
    background-color: var(--deep-red-color);
    padding-top: 80px;
    padding-bottom: 80px;
    border-radius: 10px;
    margin-bottom: 40px;
    border: 2px solid var(--border-color);
}

.page-tintc__cta-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 15px;
}

.page-tintc__cta-title {
    font-size: 2.5rem;
    color: var(--gold-color);
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
}

.page-tintc__cta-description {
    font-size: 1.1rem;
    color: var(--text-main-color);
    line-height: 1.6;
    margin-bottom: 40px;
}

.page-tintc__cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
    box-sizing: border-box;
    padding: 0 15px;
}

/* Responsive styles for larger screens */
@media (min-width: 769px) {
    .page-tintc__hero-section {
        flex-direction: row;
        text-align: left;
        padding-top: 60px;
        padding-bottom: 80px;
        justify-content: center;
        align-items: flex-start;
    }

    .page-tintc__hero-content-wrapper {
        text-align: left;
        margin-right: 50px;
        margin-bottom: 0;
        max-width: 50%;
    }

    .page-tintc__hero-title {
        font-size: 3.5rem;
    }

    .page-tintc__hero-image-wrapper {
        margin-top: 0;
        max-width: 50%;
    }

    .page-tintc__hero-cta-buttons {
        justify-content: flex-start;
    }
}

@media (max-width: 1024px) {
    .page-tintc__hero-title {
        font-size: clamp(2.2rem, 4.5vw, 3rem);
    }
    .page-tintc__section-title,
    .page-tintc__cta-title {
        font-size: 2.2rem;
    }
    .page-tintc__news-grid-section,
    .page-tintc__faq-section,
    .page-tintc__cta-bottom-section {
        padding: 50px 15px;
    }
    .page-tintc__hero-content-wrapper,
    .page-tintc__hero-image-wrapper {
        max-width: 90%;
    }
}

/* Mobile specific styles (max-width: 768px) - MUST INCLUDE ALL CATEGORIES */
@media (max-width: 768px) {
    /* 1. HERO 主图区域 */
    .page-tintc__hero-section {
        flex-direction: column !important;
        padding-top: 10px !important; /* Small top padding for mobile */
        padding-bottom: 30px !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
    }
    .page-tintc__hero-content-wrapper {
        margin-bottom: 20px !important;
        max-width: 100% !important;
        padding: 0 !important;
    }
    .page-tintc__hero-title {
        font-size: 2rem !important; /* Smaller font for mobile */
        line-height: 1.3 !important;
    }
    .page-tintc__hero-description {
        font-size: 1rem !important;
    }
    .page-tintc__hero-image-wrapper {
        max-width: 100% !important;
        margin-top: 20px !important;
    }

    /* 2. 产品展示图区域 (General grid adaptation for news cards) */
    .page-tintc__news-grid {
        grid-template-columns: 1fr !important; /* Single column for news cards */
        gap: 20px !important;
    }
    .page-tintc__news-card {
        max-width: 100% !important;
        width: 100% !important;
    }
    .page-tintc__news-card-image {
        height: 180px !important; /* Adjust image height for mobile cards */
    }

    /* 3. 通用图片与容器 */
    .page-tintc img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    .page-tintc__news-grid-section,
    .page-tintc__faq-section,
    .page-tintc__cta-bottom-section,
    .page-tintc__news-card-content,
    .page-tintc__faq-item,
    .page-tintc__cta-content {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
        overflow-x: hidden !important; /* Prevent horizontal scroll */
    }

    /* 4. 按钮与按钮容器 */
    .page-tintc__btn-primary,
    .page-tintc__btn-secondary,
    .page-tintc a[class*="button"],
    .page-tintc 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-left: 15px !important;
        padding-right: 15px !important;
    }
    .page-tintc__hero-cta-buttons,
    .page-tintc__cta-buttons,
    .page-tintc__view-all-button-wrapper {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
        flex-wrap: wrap !important;
        gap: 10px !important;
        flex-direction: column !important; /* Ensure vertical stacking for button groups */
    }
    .page-tintc__view-all-button-wrapper .page-tintc__btn-secondary {
        margin: 0 auto !important; /* Center single button */
    }

    /* 5. 其他内容模块 (FAQ, section titles, descriptions) */
    .page-tintc__section-title,
    .page-tintc__cta-title {
        font-size: 1.8rem !important;
        line-height: 1.3 !important;
    }
    .page-tintc__section-description,
    .page-tintc__cta-description {
        font-size: 0.95rem !important;
    }
    .page-tintc__faq-item summary {
        font-size: 1rem !important;
        padding: 15px !important;
    }
    .page-tintc__faq-answer {
        font-size: 0.9rem !important;
        padding: 0 15px 15px 15px !important;
    }
    .page-tintc__cta-bottom-section {
        padding-top: 40px !important;
        padding-bottom: 40px !important;
        margin-bottom: 20px !important;
    }
}