/* 会议详情页样式 */

:root {
    --theme-color: rgba(0,157,217,1);
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* 导航栏 */
.header {
    background: #fff;
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 24px;
    font-weight: 600;
    color: rgba(0,157,217,1);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    height: 40px;
    width: auto;
}

.btn-back {
    background: rgba(0,157,217,1);
    color: #fff;
    padding: 10px 24px;
    border: none;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s;
    text-decoration: none;
}

.btn-back:hover {
    transform: translateY(-2px);
}

/* 横幅 */
.banner {
    height: 350px;
    background: linear-gradient(135deg, var(--theme-color) 0%, var(--theme-color) 100%);
    border-radius: 16px;
    position: relative;
    overflow: hidden;
    margin-bottom: 40px;
}

.banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
}

.banner-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    padding: 40px;
    color: #fff;
}

.banner-title {
    font-size: 36px;
    font-weight: 600;
    margin-bottom: 10px;
}

.status-badge {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    margin-top: 10px;
}

.status-筹备中 {
    background: #409eff;
}

.status-进行中 {
    background: #67c23a;
}

.status-已结束 {
    background: #909399;
}

/* 信息区块 */
.info-section {
    background: #fff;
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.section-title {
    font-size: 24px;
    color: #303133;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--theme-color);
    font-weight: 600;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 20px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.info-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.info-content h4 {
    font-size: 14px;
    color: #909399;
    margin-bottom: 6px;
}

.info-content p {
    font-size: 16px;
    color: #303133;
    font-weight: 500;
}

.description {
    line-height: 1.8;
    color: #606266;
    font-size: 15px;
    min-height: 50px;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

/* HTML内容样式 */
.description-content p {
    margin-bottom: 15px;
    line-height: 1.8;
}

.description-content ul,
.description-content ol {
    margin: 15px 0;
    padding-left: 25px;
}

.description-content li {
    margin-bottom: 8px;
    line-height: 1.6;
}

.description-content strong,
.description-content b {
    font-weight: 600;
    color: #303133;
}

.description-content em,
.description-content i {
    font-style: italic;
}

.description-content h1,
.description-content h2,
.description-content h3,
.description-content h4 {
    margin-top: 20px;
    margin-bottom: 10px;
    font-weight: 600;
    color: #303133;
}

.description-content h1 { font-size: 24px; }
.description-content h2 { font-size: 20px; }
.description-content h3 { font-size: 18px; }
.description-content h4 { font-size: 16px; }

.description-content br {
    content: "";
    display: block;
    margin: 10px 0;
}

/* 统计栏 */
.stats-bar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    padding: 25px;
    color: #fff;
    display: flex;
    justify-content: space-around;
    text-align: center;
}

.stat-item {
    flex: 1;
}

.stat-value {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    opacity: 0.9;
}

/* 操作栏 */
.action-bar {
    text-align: center;
    padding: 40px 0;
}

.btn-register {
    background: var(--theme-color);
    color: #fff;
    padding: 16px 60px;
    border: none;
    border-radius: 30px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 15px var(--theme-color);
    opacity: 0.9;
}

.btn-register:hover {
    background: var(--theme-color);
    opacity: 1;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px var(--theme-color);
}

.btn-register:disabled {
    background: #909399;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* 提示框 */
.notice {
    background: #ecf5ff;
    border-left: 4px solid var(--theme-color);
    padding: 20px;
    border-radius: 8px;
    margin-top: 20px;
}

.notice h4 {
    color: var(--theme-color);
    font-size: 16px;
    margin-bottom: 10px;
}

.notice ul {
    color: #606266;
    font-size: 14px;
    line-height: 1.8;
    padding-left: 20px;
}

/* 响应式 */
@media (max-width: 768px) {
    .logo {
        font-size: 18px;
    }

    .logo img {
        height: 30px;
    }

    .banner-title {
        font-size: 24px;
    }

    .info-grid {
        grid-template-columns: 1fr;
    }

    .stats-bar {
        padding: 20px 15px;
    }

    .stat-value {
        font-size: 24px;
    }

    .stat-label {
        font-size: 12px;
    }

    .btn-register {
        padding: 14px 40px;
        font-size: 16px;
    }
}