/* organizer.css - 关于主办方页面专用样式 */
.page-container {
    padding-top: 116px;
}

.banner-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.banner-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

/* 英雄区域 */
.hero-banner {
    position: relative;
    height: 500px;
    overflow: hidden;
}

.hero-media {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-media img,
.hero-media video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.gradient-overlay {
    background: linear-gradient(135deg, 
        rgba(52, 150, 224, 0.85) 0%, 
        rgba(0, 68, 148, 0.8) 50%, 
        rgba(0, 168, 232, 0.75) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
}

.hero-icon {
    margin-bottom: 30px;
}

.hero-icon .iconfont {
    font-size: 4rem;
    opacity: 0.9;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.5);
}

.hero-subtitle {
    font-size: 1.3rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* 内容区块 */
.content-section {
    padding: 100px 0;
}

.bg-light {
    background: #f8f9fa;
}

.section-header {
    margin-bottom: 60px;
}

.section-header.center {
    text-align: center;
}

.section-header h2 {
    font-size: 2.5rem;
    color:var(--primary);
    margin-bottom: 15px;
}

.section-header p {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 20px;
}

.divider {
    width: 80px;
    height: 3px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    margin: 0 auto;
}

.section-header:not(.center) .divider {
    margin: 0;
}

/* 两栏布局 */
.two-column-layout {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 80px;
    align-items: center;
}

.column-image {
    position: relative;
}

.image-card {
    width: 440px;
    height: 398px;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.image-card img {
    width: 100%;
    object-fit: cover;
}

.image-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.7));
    color: white;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.text-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #555;
    margin-bottom: 25px;
}

/* 特色网格 */
.feature-grid {
    display: grid;
    gap: 20px;
    margin-top: 30px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
}

.feature-item .iconfont {
    font-size: 2rem;
    color: #667eea;
    margin-top: 5px;
}

.feature-item h4 {
    font-size: 1.2rem;
    margin-bottom: 5px;
    color: #333;
}

.feature-item p {
    margin: 0;
    color: #666;
}

/* 平台三图布局 - 一行3个带标语 */
.platform-images-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    align-items: start;
}

.platform-image-item {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.platform-image-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.platform-image {
    position: relative;
    height: 360px;
    overflow: hidden;
}

.platform-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.platform-image-item:hover .platform-image img {
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.85), rgba(21, 124, 201, 0.8));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 30px;
}

.slogan-content h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: white;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.slogan-subtitle {
    font-size: 1.1rem;
    margin-bottom: 20px;
    opacity: 0.9;
    color: white;
}

.slogan-decoration .iconfont {
    font-size: 3rem;
    opacity: 0.8;
    color: white;
}

.logo-showcase {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin: 20px 0;
}

.logo-item img {
    height: 45px;
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

/* 全宽大图布局 */
.full-width-image {
    margin-bottom: 60px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.full-width-image img {
    width: 49%;
    display: block;
    margin-bottom: 30px;
    border-radius: 15px;
}

.image-caption-large {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: white;
    padding: 40px;
}

.caption-content {
    max-width: 800px;
}

.caption-content .iconfont {
    font-size: 3rem;
    margin-bottom: 20px;
    display: block;
    color: #667eea;
}

.caption-content h3 {
    font-size: 2.2rem;
    margin-bottom: 15px;
    font-weight: 600;
    color: white;
}

.caption-content p {
    font-size: 1.2rem;
    line-height: 1.6;
    opacity: 0.9;
    margin: 0;
    color: white;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .platform-images-row {
        grid-template-columns: repeat(3, 1fr);
        gap: 25px;
    }
}

@media (max-width: 992px) {
    .two-column-layout {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .platform-images-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-banner {
        height: 400px;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .platform-images-row {
        grid-template-columns: 1fr;
        gap: 30px;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .content-section {
        padding: 80px 0;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .platform-image {
        height: 250px;
    }
    
    .slogan-content h3 {
        font-size: 1.6rem;
    }
    
    .image-container img {
        height: 400px;
    }
    
    .image-caption-large {
        padding: 30px 25px;
    }
    
    .caption-content h3 {
        font-size: 1.8rem;
    }
    
    .caption-content p {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .image-card {
        width: 100%;
        height: 316px;
    }
    .full-width-image {
        display: block;
    }
    .full-width-image img {
        width: 100%;
    }
    .hero-banner {
        height: 300px;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-icon .iconfont {
        font-size: 3rem;
    }
    
    .platform-images-row {
        gap: 25px;
    }
    
    .platform-image {
        height: 220px;
    }
    
    .slogan-content h3 {
        font-size: 1.4rem;
    }
    
    .slogan-subtitle {
        font-size: 1rem;
    }
    
    .slogan-decoration .iconfont {
        font-size: 2.5rem;
    }
    
    .image-container img {
        height: 300px;
    }
    
    .image-caption-large {
        padding: 25px 20px;
    }
    
    .caption-content .iconfont {
        font-size: 2.5rem;
    }
    
    .caption-content h3 {
        font-size: 1.5rem;
    }
    
    .caption-content p {
        font-size: 1rem;
    }
    
    .feature-item {
        padding: 20px;
    }
}