/**
 * 站点性能组件样式
 *
 * @package AeroCore Child
 * @author 极客指北
 * @link   https://www.90svip.cn
 */

/* ===== 组件容器 ===== */
.perf-widget {
    background: var(--bg-card, #fff);
    border-radius: 12px;
    overflow: hidden;
    padding: 16px;
    position: relative;
}

/* 顶部装饰条 */
.perf-widget::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, #4a90e2, #67b8f7);
}

/* ======================================================
   头部：标题 + 状态
   ====================================================== */
.perf-widget__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}

.perf-widget__title-wrap {
    display: flex;
    align-items: center;
    gap: 6px;
}

.perf-widget__icon {
    width: 20px;
    height: 20px;
    color: #4a90e2;
    flex-shrink: 0;
}

.perf-widget__title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary, #1e293b);
}

/* 状态标签 */
.perf-widget__status {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
    color: #16a34a;
    background: rgba(22, 163, 74, 0.08);
}

.perf-widget__status--ok {
    color: #16a34a;
    background: rgba(22, 163, 74, 0.08);
}

/* 离线状态 */
.perf-widget__status--dead {
    color: #dc2626;
    background: rgba(220, 38, 38, 0.08);
}

.perf-widget__status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #22c55e;
    flex-shrink: 0;
}

/* ======================================================
   实时心跳
   ====================================================== */
.perf-widget__heartbeat {
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-primary, #f1f5f9);
}

.perf-widget__heartbeat-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 4px;
}

.perf-widget__label {
    font-size: 12px;
    color: var(--text-secondary, #64748b);
}

.perf-widget__ping {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary, #1e293b);
    font-variant-numeric: tabular-nums;
}

/* 心跳图表 */
.perf-widget__chart {
    width: 100%;
    height: 40px;
    margin-top: 4px;
}

.perf-widget__svg {
    width: 100%;
    height: 100%;
    display: block;
}

.perf-widget__line {
    /* stroke 由 JS 动态设置 */
}

/* ======================================================
   底部双栏卡片
   ====================================================== */
.perf-widget__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.perf-widget__card {
    background: var(--bg-secondary, #f8fafc);
    border-radius: 10px;
    padding: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.perf-widget__card-icon {
    width: 28px;
    height: 28px;
    color: var(--text-muted, #94a3b8);
    opacity: 0.4;
    flex-shrink: 0;
}

.perf-widget__card-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
}

.perf-widget__card-label {
    font-size: 11px;
    color: var(--text-muted, #94a3b8);
    line-height: 1;
}

.perf-widget__card-value {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary, #1e293b);
    line-height: 1.2;
    font-variant-numeric: tabular-nums;
}

/* ======================================================
   深色模式
   ====================================================== */
html[data-theme="dark"] .perf-widget {
    background: var(--bg-card, #2a2a2a);
}

html[data-theme="dark"] .perf-widget::before {
    background: linear-gradient(90deg, #5ba0ec, #78c6f8);
}

html[data-theme="dark"] .perf-widget__icon {
    color: #5ba0ec;
}

html[data-theme="dark"] .perf-widget__status--ok {
    color: #4ade80;
    background: rgba(74, 222, 128, 0.1);
}

html[data-theme="dark"] .perf-widget__status-dot {
    background: #4ade80;
}

html[data-theme="dark"] .perf-widget__card {
    background: var(--bg-hover, #3a3a3a);
}

/* ======================================================
   响应式
   ====================================================== */
@media (max-width: 480px) {
    .perf-widget__grid {
        grid-template-columns: 1fr;
    }
}