/* style/about.css */

:root {
    --primary-color: #E53935;
    --secondary-color: #FF5A4F;
    --text-main: #333333;
    --bg-card: #FFFFFF;
    --bg-body: #F5F7FA;
    --border-color: #E0E0E0;
    --gradient-button: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);
}

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

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

.page-about__hero-section {
    position: relative;
    padding-top: 10px; /* Assuming shared.css handles body padding for header */
    padding-bottom: 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    background-color: var(--primary-color);
    color: #ffffff;
    overflow: hidden;
}

.page-about__hero-image-wrapper {
    width: 100%;
    max-height: 500px;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

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

.page-about__hero-content {
    position: relative;
    z-index: 1;
    padding: 20px;
    max-width: 900px;
    margin-top: 30px;
}

.page-about__hero-title {
    font-size: 2.8em;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    color: #ffffff;
}

.page-about__hero-description {
    font-size: 1.2em;
    margin-bottom: 30px;
    color: rgba(255, 255, 255, 0.9);
}

.page-about__hero-cta-buttons,
.page-about__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.page-about__btn-primary,
.page-about__btn-secondary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1em;
    transition: background-color 0.3s ease, transform 0.3s ease;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-about__btn-primary {
    background: var(--gradient-button);
    color: #ffffff;
    border: none;
}

.page-about__btn-primary:hover {
    transform: translateY(-2px);
    opacity: 0.9;
}

.page-about__btn-secondary {
    background-color: var(--bg-card);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.page-about__btn-secondary:hover {
    transform: translateY(-2px);
    background-color: rgba(255, 255, 255, 0.9);
}

.page-about__section-title {
    font-size: 2.2em;
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 40px;
    padding-top: 40px;
}

.page-about__introduction-section,
.page-about__why-choose-us-section,
.page-about__cta-final-section {
    padding: 60px 0;
    background-color: var(--bg-body);
    color: var(--text-main);
}

.page-about__text-block {
    font-size: 1.05em;
    margin-bottom: 20px;
    text-align: justify;
    line-height: 1.7;
}

.page-about__image-content {
    width: 100%;
    height: auto;
    display: block;
    margin: 40px auto;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    max-width: 800px;
}

.page-about__mission-vision-section,
.page-about__responsible-gaming-section {
    padding: 80px 0;
    background-color: var(--primary-color);
    color: #ffffff;
    text-align: center;
}

.page-about__mission-vision-section .page-about__section-title,
.page-about__responsible-gaming-section .page-about__section-title {
    color: #ffffff;
}

.page-about__mv-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-about__mv-card {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    text-align: left;
}

.page-about__mv-card .page-about__card-title {
    font-size: 1.8em;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.page-about__mv-card .page-about__card-description {
    font-size: 1.05em;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.9);
}

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

.page-about__feature-card {
    background-color: var(--bg-card);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.page-about__feature-icon {
    width: 100%;
    height: auto;
    max-width: 200px;
    margin-bottom: 20px;
    border-radius: 8px;
    object-fit: cover;
}

.page-about__feature-card .page-about__card-title {
    font-size: 1.6em;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.page-about__feature-card .page-about__card-description {
    font-size: 0.95em;
    line-height: 1.6;
    color: #555555;
}

.page-about__cta-final-section {
    text-align: center;
    padding: 80px 0;
    background-color: var(--bg-body);
}

.page-about__cta-final-section .page-about__section-title {
    color: var(--primary-color);
}

.page-about__cta-final-section .page-about__text-block {
    max-width: 800px;
    margin: 0 auto 40px auto;
    font-size: 1.1em;
    color: var(--text-main);
}

/* --- Responsive Styles --- */

@media (max-width: 1024px) {
    .page-about__hero-title {
        font-size: 2.5em;
    }

    .page-about__hero-description {
        font-size: 1.1em;
    }

    .page-about__section-title {
        font-size: 2em;
    }

    .page-about__mv-grid {
        grid-template-columns: 1fr;
    }

    .page-about__features-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

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

    /* HERO 主图区域 */
    .page-about__hero-section {
        padding-top: 10px !important; /* Fixed header spacing */
        padding-bottom: 40px;
    }

    .page-about__hero-image-wrapper {
        max-height: 300px;
    }

    .page-about__hero-content {
        padding: 15px;
        margin-top: 20px;
    }

    .page-about__hero-title {
        font-size: 2em;
        margin-bottom: 15px;
    }

    .page-about__hero-description {
        font-size: 1em;
        margin-bottom: 25px;
    }

    .page-about__hero-cta-buttons,
    .page-about__cta-buttons {
        flex-direction: column;
        gap: 15px;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: 0 15px;
    }

    /* 通用图片与容器 */
    .page-about img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    
    .page-about__container,
    .page-about__section,
    .page-about__card {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    /* 按钮与按钮容器 */
    .page-about__btn-primary,
    .page-about__btn-secondary,
    .page-about a[class*="button"],
    .page-about 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;
        padding-right: 15px;
    }
    
    .page-about__cta-buttons,
    .page-about__button-group,
    .page-about__btn-container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 0;
        padding-right: 0;
        flex-wrap: wrap !important;
        gap: 10px;
    }
    
    .page-about__cta-buttons {
        flex-direction: column !important; /* Ensure vertical stack on mobile */
    }

    /* 其他内容模块 */
    .page-about__section-title {
        font-size: 1.8em;
        margin-bottom: 30px;
        padding-top: 30px;
    }

    .page-about__text-block {
        font-size: 1em;
        margin-bottom: 15px;
    }

    .page-about__image-content {
        margin: 30px auto;
    }

    .page-about__mv-grid {
        gap: 20px;
    }

    .page-about__mv-card {
        padding: 20px;
    }

    .page-about__mv-card .page-about__card-title {
        font-size: 1.5em;
    }

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

    .page-about__feature-card {
        padding: 20px;
    }

    .page-about__feature-card .page-about__card-title {
        font-size: 1.4em;
    }

    .page-about__introduction-section,
    .page-about__why-choose-us-section,
    .page-about__cta-final-section,
    .page-about__mission-vision-section,
    .page-about__responsible-gaming-section {
        padding: 40px 0;
    }
}