* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Microsoft YaHei', sans-serif;
    color: #333;
    background: #fff;
}

.logs-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 10px 18px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.12);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
}

.logs-topbar-title {
    font-size: 1rem;
    font-weight: 700;
}

.logs-topbar-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.logs-topbar-filters {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.logs-topbar-filters button {
    min-height: 30px;
    padding: 0 8px;
}

.logs-topbar-search {
    width: min(220px, 34vw);
    min-height: 30px;
    padding: 0 10px;
    border: 1px solid rgba(0, 0, 0, 0.16);
    border-radius: 18px;
    background: #fff;
    color: #333;
    font: inherit;
}

.logs-topbar-search:focus {
    outline: none;
    border-color: rgba(0, 0, 0, 0.32);
}

.logs-topbar-link,
.logs-topbar-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 30px;
    padding: 0 10px;
    border: 1px solid rgba(0, 0, 0, 0.16);
    border-radius: 18px;
    background: #fff;
    color: #333;
    text-decoration: none;
    font: inherit;
    cursor: pointer;
}

.logs-topbar-button {
    appearance: none;
    -webkit-appearance: none;
}

main {
    padding: 14px 18px 24px;
}

.log-change-arrow {
    color: #d4a000;
    font-weight: 700;
}

.logs-row {
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.logs-row[hidden] {
    display: none !important;
}

.logs-row-main {
    min-width: 0;
    flex: 1;
}

.logs-row-main.is-collapsed {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.logs-row-toggle {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    line-height: 1.25rem;
    border: none;
    background: none;
    color: #666;
    font-size: 0.72rem;
    font-family: 'Microsoft YaHei', sans-serif;
    cursor: pointer;
    padding: 0;
    text-align: center;
}

.logs-row-toggle.is-expanded {
    font-size: 1.36rem;
}

.log-type {
    display: inline-block;
    margin: 0 4px 0 0;
    font-weight: 700;
}

.log-type-a {
    color: #2e8b57;
}

.log-type-c {
    color: #58a6ff;
}

.log-type-r {
    color: #d64545;
}

.log-type-e {
    color: #8a5cf6;
}

.log-type-s {
    color: #d9862b;
}

.log-type-x {
    color: #5f6368;
}

@media (max-width: 640px) {
    .logs-topbar {
        flex-direction: column;
        align-items: stretch;
    }

    .logs-topbar-actions {
        justify-content: flex-end;
        flex-wrap: wrap;
    }
}