.notice-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    display: none;
    justify-content: center;
    padding: 10px 14px;
    color: #102033;
    font-family: "Noto Sans SC", "Microsoft YaHei", Arial, sans-serif;
    background: linear-gradient(90deg, #fff7d6, #dff7ff);
    border-bottom: 1px solid rgba(16, 32, 51, 0.14);
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.18);
}

.notice-banner.is-visible {
    display: flex;
}

.notice-banner__inner {
    width: min(100%, 1120px);
    display: grid;
    grid-template-columns: auto 1fr auto auto;
    align-items: center;
    gap: 10px;
}

.notice-banner__badge {
    min-width: 40px;
    padding: 4px 9px;
    border-radius: 999px;
    color: #ffffff;
    background: #2563eb;
    font-size: 12px;
    font-weight: 700;
    text-align: center;
    line-height: 1.2;
}

.notice-banner[data-level="warning"] .notice-banner__badge {
    background: #b45309;
}

.notice-banner[data-level="error"] .notice-banner__badge {
    background: #be123c;
}

.notice-banner[data-level="success"] .notice-banner__badge {
    background: #047857;
}

.notice-banner__content {
    min-width: 0;
    font-size: 14px;
    line-height: 1.45;
}

.notice-banner__title {
    margin-right: 6px;
    font-weight: 700;
}

.notice-banner__message {
    color: rgba(16, 32, 51, 0.84);
}

.notice-banner__link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 30px;
    padding: 0 12px;
    border-radius: 999px;
    color: #ffffff;
    background: #075985;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
    white-space: nowrap;
}

.notice-banner__link:hover {
    background: #0369a1;
    text-decoration: none;
}

.notice-banner__close {
    width: 30px;
    height: 30px;
    border: 0;
    border-radius: 50%;
    color: #102033;
    background: rgba(16, 32, 51, 0.08);
    font-size: 20px;
    line-height: 1;
    cursor: pointer;
}

.notice-banner__close:hover {
    background: rgba(16, 32, 51, 0.14);
}

body.has-notice-banner {
    padding-top: calc(var(--notice-body-pad-top, 0px) + var(--notice-banner-height, 0px) + 12px) !important;
}

@media (max-width: 640px) {
    .notice-banner {
        padding: 9px 10px;
    }

    .notice-banner__inner {
        grid-template-columns: auto 1fr auto;
        gap: 8px;
    }

    .notice-banner__link {
        grid-column: 2 / 3;
        justify-self: start;
    }

    .notice-banner__content {
        font-size: 13px;
    }
}

@media print {
    .notice-banner {
        display: none !important;
    }

    body.has-notice-banner {
        padding-top: var(--notice-body-pad-top, 0px) !important;
    }
}