/* 模特展示页样式 - 页头、网格与分页，卡片内部样式由 qtu-model-card.css 提供 */

/* 展示页容器：上下留白与小清新浅绿底 */
.qtu-model-showcase {
    padding: 40px 0;
    background: linear-gradient(135deg, #f8fff8 0%, #e8f5e9 100%);
}

.qtu-model-showcase .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 页头：居中标题与模特总数 */
.qtu-model-showcase .showcase-header {
    text-align: center;
    margin-bottom: 40px;
    padding: 20px 0;
    position: relative;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.qtu-model-showcase .showcase-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 3px;
    background: linear-gradient(90deg, transparent, #4CAF50, transparent);
    opacity: 0.7;
}

/* 标题容器：古风边框与左右旋转太极装饰 */
.qtu-model-showcase .title-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 20px;
    position: relative;
    padding: 15px 30px;
    background: linear-gradient(135deg, rgba(241, 250, 238, 0.8), rgba(167, 199, 176, 0.3));
    border: 1px solid #A7C7B0;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.1);
}

.qtu-model-showcase .title-container::before,
.qtu-model-showcase .title-container::after {
    content: '☯';
    position: absolute;
    top: 50%;
    font-size: 20px;
    color: #4CAF50;
    opacity: 0.8;
    animation: qtu-title-spin 8s linear infinite;
}

.qtu-model-showcase .title-container::before {
    left: 15px;
}

.qtu-model-showcase .title-container::after {
    right: 15px;
}

@keyframes qtu-title-spin {
    0% {
        transform: translateY(-50%) rotate(0deg);
    }
    100% {
        transform: translateY(-50%) rotate(360deg);
    }
}

/* 叶子图标：内联 SVG，无外部图标依赖 */
.qtu-model-showcase .title-icon {
    width: 28px;
    height: 28px;
    flex: none;
    color: #2E7D32;
    opacity: 0.9;
}

.qtu-model-showcase .title-container h1 {
    margin: 0;
    padding: 0;
    font-size: 56px;
    font-weight: bold;
    font-family: 'STKaiti', 'KaiTi', serif;
    letter-spacing: 8px;
    text-shadow: 2px 2px 3px rgba(0, 0, 0, 0.1);
    background: linear-gradient(135deg, #1B5E20, #4CAF50, #81C784);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: qtu-title-gradient 8s ease infinite;
}

@keyframes qtu-title-gradient {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.qtu-model-showcase .model-count {
    margin: 0;
    padding: 10px 0;
    font-size: 16px;
    font-weight: 300;
    color: #669966;
    letter-spacing: 0.5px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
}

.qtu-model-showcase .model-count::before,
.qtu-model-showcase .model-count::after {
    content: '•';
    margin: 0 8px;
    font-size: 20px;
    color: #4CAF50;
    opacity: 0.8;
}

/* 卡片网格：自适应多列，卡片作为网格单元铺满整格 */
.qtu-model-showcase .models-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(500px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.qtu-model-showcase .models-grid > .qtu-model-card-block .embed-card,
.qtu-model-showcase .models-grid > .qtu-model-card-block.expanded .embed-card {
    max-width: none;
    margin: 0;
}

/* 展开态：卡片占满整行，宽度交由网格控制，动画由展示页脚本接管 */
.qtu-model-showcase .models-grid > .qtu-model-card-block.expanded {
    grid-column: 1 / -1;
}

.qtu-model-showcase .no-models {
    grid-column: 1 / -1;
    padding: 60px 20px;
    text-align: center;
    color: #666;
    font-size: 18px;
}

/* 分页：小清新简约风格，无边框 */
.qtu-model-showcase .pagination-container {
    margin-top: 40px;
    padding: 20px;
    text-align: center;
}

.qtu-model-showcase .pagination-info {
    margin-bottom: 12px;
    font-size: 13px;
    font-weight: 300;
    color: #669966;
    letter-spacing: 0.5px;
}

.qtu-model-showcase .pagination {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.qtu-model-showcase .pagination-link {
    position: relative;
    padding: 6px 12px;
    overflow: hidden;
    border: none;
    background: transparent;
    color: #669966;
    font-size: 13px;
    text-decoration: none;
    border-radius: 20px;
    transition: all 0.25s ease;
}

.qtu-model-showcase .pagination-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(144, 238, 144, 0.2), transparent);
    transition: left 0.5s ease;
}

.qtu-model-showcase .pagination-link:hover:not(.current):not(.disabled) {
    background: rgba(240, 255, 244, 0.6);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(144, 238, 144, 0.15);
}

.qtu-model-showcase .pagination-link:hover:not(.current):not(.disabled)::before {
    left: 100%;
}

.qtu-model-showcase .pagination-link.current {
    background: linear-gradient(135deg, #90EE90, #78C878);
    color: #fff;
    font-weight: 500;
    box-shadow: 0 2px 8px rgba(144, 238, 144, 0.2);
}

.qtu-model-showcase .pagination-link.disabled {
    background: transparent;
    color: #CCCCCC;
    cursor: not-allowed;
}

.qtu-model-showcase .pagination-ellipsis {
    padding: 6px 5px;
    font-size: 12px;
    color: #90EE90;
}

/* 响应式：窄屏改为两列与单列 */
@media (max-width: 1200px) {
    .qtu-model-showcase .models-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .qtu-model-showcase {
        padding: 30px 0;
    }

    .qtu-model-showcase .title-container h1 {
        font-size: 24px;
    }

    .qtu-model-showcase .models-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .qtu-model-showcase .title-container h1 {
        font-size: 20px;
    }
}

/* 无障碍：用户偏好减少动效时关闭标题动画 */
@media (prefers-reduced-motion: reduce) {
    .qtu-model-showcase .title-container::before,
    .qtu-model-showcase .title-container::after,
    .qtu-model-showcase .title-container h1 {
        animation: none !important;
    }
}