:root {
    --bg-color: #f6f8fa;
    --card-bg: #ffffff;
    --text-main: #111418;
    --text-muted: #687076;
    --border-color: #e6e8eb;
    --accent-primary: #0072f5;
    --accent-danger: #ff4d4d;
    --accent-warning: #ffb224;
    --accent-safe: #17c964;
    --radius-lg: 16px;
    --radius-md: 12px;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}

body.page-data {
    background-color: var(--bg-color);
    color: var(--text-main);
    padding: 2rem;
    min-height: 100vh;
    display: flex;
    justify-content: center;
}

.dashboard-container {
    max-width: 1200px;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

body.page-data header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

body.page-data header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

body.page-data header p {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

#api-alert {
    display: none;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity 0.25s ease, transform 0.25s ease;
    margin-bottom: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 77, 77, 0.25);
    background: rgba(255, 77, 77, 0.08);
}

#api-alert.api-alert-visible {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

#api-alert .card-body {
    padding: 1rem 1.25rem;
}

.live-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #e1f5fe;
    color: var(--accent-primary);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    width: 110px;
}

.live-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-primary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.live-badge.offline {
    background: rgba(255, 77, 77, 0.12);
    color: var(--accent-danger);
}

.live-badge.offline .live-dot {
    background-color: var(--accent-danger);
    box-shadow: 0 0 0 6px rgba(255, 77, 77, 0);
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 114, 245, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(0, 114, 245, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 114, 245, 0); }
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.stat-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -1px;
}

.stat-subtext {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.main-content {
    display: grid;
    grid-template-columns: 1.6fr 1.4fr;
    gap: 1.5rem;
}

@media (max-width: 900px) {
    .main-content {
        grid-template-columns: 1fr;
    }
}

.card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-main);
}

.chart-container {
    position: relative;
    flex-grow: 1;
    width: 100%;
    height: 320px;
}

.feed-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-height: 320px;
    overflow-y: auto;
    padding-right: 4px;
}

.feed-list::-webkit-scrollbar {
    width: 4px;
}

.feed-list::-webkit-scrollbar-thumb {
    background: #e6e8eb;
    border-radius: 4px;
}

.feed-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

.feed-item:hover {
    border-color: #cbd5e1;
    background: #fafafa;
}

.feed-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    max-width: 75%;
}

.feed-place {
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.feed-description {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.feed-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
}