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short-track
File size: 4,574 Bytes
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/* 响应式表格 - 移动端横向滚动，保持表格结构 */
@media (max-width: 768px) {
    .results-table {
        font-size: 12px;
    }
    .results-table th,
    .results-table td {
        padding: 8px 6px;
        white-space: nowrap;
    }
}

/* 卡片视图模式 */
.card-view-mode .athlete-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
    padding: 16px;
}

.card-view-mode .athlete-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 16px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card-view-mode .athlete-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ========== Loading Skeleton System ========== */
.loading-skeleton {
    background: linear-gradient(90deg, var(--border) 25%, var(--glass) 50%, var(--border) 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
    border-radius: 8px;
}

@keyframes skeleton-shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Skeleton variants */
.skeleton-text {
    height: 14px;
    margin-bottom: 8px;
    border-radius: 4px;
}

.skeleton-text.short { width: 40%; }
.skeleton-text.medium { width: 65%; }
.skeleton-text.long { width: 90%; }

.skeleton-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

.skeleton-card {
    height: 120px;
    border-radius: var(--radius-md);
    margin-bottom: 12px;
}

.skeleton-row {
    display: flex;
    gap: 12px;
    align-items: center;
    padding: 12px 0;
}

.skeleton-row .skeleton-avatar { flex-shrink: 0; }
.skeleton-row .skeleton-lines { flex: 1; }

/* Loading overlay */
.loading-overlay {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    gap: 16px;
    color: var(--text-light);
}

.loading-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--border);
    border-top-color: var(--deep-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Loading placeholder for athlete grid */
.athlete-grid-skeleton {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
    padding: 16px;
}

.athlete-grid-skeleton .skeleton-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    height: auto;
}

/* 可访问性增强 */
.results-table th,
.results-table td {
    color: var(--text);
}

/* 屏幕阅读器支持 */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ========== Error State ========== */
.error-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    gap: 12px;
    color: var(--text-light);
    text-align: center;
}

.error-state .error-icon {
    font-size: 48px;
    margin-bottom: 8px;
}

.error-state .error-message {
    font-size: 14px;
    max-width: 300px;
    line-height: 1.5;
}

.error-state .retry-btn {
    padding: 8px 20px;
    background: var(--deep-blue);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    transition: opacity 0.2s;
}

.error-state .retry-btn:hover {
    opacity: 0.9;
}

/* ========== Empty State ========== */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    gap: 8px;
    color: var(--text-light);
    text-align: center;
}

.empty-state .empty-icon {
    font-size: 48px;
    margin-bottom: 8px;
    opacity: 0.6;
}

.empty-state .empty-text {
    font-size: 14px;
}

/* ========== Offline Banner ========== */
.offline-banner {
    position: fixed;
    bottom: 60px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--speed-red);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    z-index: 9999;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    animation: slideUp 0.3s ease-out;
    display: none;
}

.offline-banner.visible { display: block; }

@keyframes slideUp {
    from { transform: translateX(-50%) translateY(20px); opacity: 0; }
    to { transform: translateX(-50%) translateY(0); opacity: 1; }
}