/* ============================================================
   explore.css - 发现页样式（Flutter 风格·紫色版）
   ============================================================ */

/* ===== 热门话题 ===== */
.tags-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 24px;
}
.tag-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 20px;
    border-radius: 30px;
    background: var(--ba-card-bg);
    border: 1px solid var(--ba-card-border);
    color: var(--ba-accent);
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}
.tag-item:hover {
    background: rgba(156,39,176,0.08);          /* 紫色浅背景 */
    border-color: var(--ba-accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(156,39,176,0.15); /* 紫色阴影 */
    text-decoration: none;
}
.tag-item .tag-icon {
    font-size: 16px;
}

/* ===== 推荐用户 ===== */
.user-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.user-card {
    background: var(--ba-card-bg);       /* 纯白卡片，去除毛玻璃 */
    border: 1px solid var(--ba-card-border);
    border-radius: var(--ba-radius-lg);  /* 12px */
    padding: 20px 16px;
    text-align: center;
    transition: box-shadow 0.25s ease, transform 0.2s ease, border-color 0.2s;
    cursor: pointer;
}
.user-card:hover {
    box-shadow: var(--ba-card-shadow-hover);
    transform: translateY(-4px);
    border-color: rgba(156,39,176,0.2);   /* 紫色边框 */
}
.user-card .user-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    object-fit: cover;
    background: #e0e0e0;
    border: 3px solid var(--ba-accent-light);
    margin: 0 auto 10px;
    display: block;
    transition: border-color 0.2s;
}
.user-card:hover .user-avatar {
    border-color: var(--ba-accent);
}
.user-card .user-name {
    font-weight: 600;
    font-size: 15px;
    color: var(--ba-text);
}
.user-card .user-handle {
    font-size: 12px;
    color: var(--ba-text-muted);
    margin-bottom: 6px;
}
.user-card .user-bio {
    font-size: 13px;
    color: var(--ba-text-secondary);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 10px;
    min-height: 36px;
}
.user-card .user-stats {
    font-size: 12px;
    color: var(--ba-text-muted);
    display: flex;
    justify-content: center;
    gap: 20px;
}
.user-card .user-stats span {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ===== 统计卡片 ===== */
.stats-card {
    background: var(--ba-card-bg);
    border: 1px solid var(--ba-card-border);
    border-radius: var(--ba-radius-lg);
    padding: 24px 32px;
    display: flex;
    justify-content: space-around;
    text-align: center;
    transition: box-shadow 0.25s ease;
}
.stats-card:hover {
    box-shadow: var(--ba-card-shadow-hover);
}
.stats-card .stat-item .stat-num {
    font-size: 28px;
    font-weight: 500;                    /* 调整字重，更 Material */
    color: var(--ba-accent);
    font-family: 'Roboto', 'Playfair Display', serif;
}
.stats-card .stat-item .stat-label {
    font-size: 13px;
    color: var(--ba-text-muted);
    margin-top: 2px;
}

/* ===== 响应式 ===== */
@media (max-width: 768px) {
    .user-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    }
    .stats-card {
        flex-wrap: wrap;
        gap: 16px;
        padding: 16px;
    }
    .stats-card .stat-item .stat-num {
        font-size: 22px;
    }
    .tags-grid {
        gap: 6px;
    }
    .tag-item {
        font-size: 13px;
        padding: 6px 14px;
    }
}

@media (max-width: 480px) {
    .user-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: 10px;
    }
    .user-card {
        padding: 14px 10px;
    }
    .user-card .user-avatar {
        width: 48px;
        height: 48px;
    }
    .user-card .user-name {
        font-size: 13px;
    }
    .user-card .user-bio {
        font-size: 12px;
        min-height: 30px;
        -webkit-line-clamp: 1;
    }
    .user-card .user-stats {
        font-size: 11px;
        gap: 12px;
    }
}