:root {
    --niliu-primary-color: #3b82f6;
    --niliu-primary-hover: #2563eb;
    --niliu-text-color: #333333;
    --niliu-text-muted: #666666;
    --niliu-bg-color: #ffffff;
    --niliu-bg-secondary: #f5f5f5;
    --niliu-border-color: #e5e5e5;
    --niliu-border-radius: 8px;
    --niliu-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.niliu-members-only-notice {
    padding: 15px 20px;
    background-color: #fff3cd;
    border: 1px solid #ffc107;
    border-radius: var(--niliu-border-radius);
    color: #856404;
    margin: 15px 0;
}

.niliu-notice {
    padding: 15px 20px;
    background-color: #e3f2fd;
    border-left: 4px solid var(--niliu-primary-color);
    border-radius: var(--niliu-border-radius);
    margin: 15px 0;
}

.niliu-footer-text {
    text-align: center;
    padding: 10px;
    color: var(--niliu-text-muted);
    font-size: 12px;
}

.niliu-footer-lightbox-enabled .footer-main img,
.niliu-footer-lightbox-enabled .footer-theme img,
.niliu-footer-lightbox-enabled footer img {
    cursor: zoom-in;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.niliu-footer-lightbox-enabled .footer-main img:hover,
.niliu-footer-lightbox-enabled .footer-theme img:hover,
.niliu-footer-lightbox-enabled footer img:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.niliu-lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    cursor: zoom-out;
}

.niliu-lightbox.active {
    opacity: 1;
    visibility: visible;
}

.niliu-lightbox img {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transform: scale(0.9);
    transition: transform 0.3s ease;
    cursor: default;
}

.niliu-lightbox.active img {
    transform: scale(1);
}

.niliu-lightbox-close {
    position: absolute;
    top: 20px;
    right: 30px;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease, transform 0.2s ease;
}

.niliu-lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.niliu-lightbox-close::before,
.niliu-lightbox-close::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 2px;
    background: #fff;
}

.niliu-lightbox-close::before {
    transform: rotate(45deg);
}

.niliu-lightbox-close::after {
    transform: rotate(-45deg);
}

.niliu-lightbox-hint {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

@media (max-width: 768px) {
    .niliu-lightbox img {
        max-width: 95%;
        max-height: 80%;
    }

    .niliu-lightbox-close {
        top: 15px;
        right: 15px;
        width: 40px;
        height: 40px;
    }
}

.niliu-runtime-wrapper {
    text-align: center;
    padding: 10px 0;
    font-size: 13px;
    line-height: 1.6;
    color: var(--footer-color, #666);
}

.niliu-runtime .runtime-num {
    font-family: 'JetBrains Mono', 'Fira Code', 'SF Mono', 'Cascadia Code', monospace;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
    color: var(--footer-color, #666);
}

@keyframes niliu-digit-tick {
    0% { transform: translateY(0); opacity: 1; }
    15% { transform: translateY(-2px); opacity: 0.7; }
    30% { transform: translateY(0); opacity: 1; }
}

.niliu-runtime[data-dynamic="1"] .runtime-seconds .runtime-num {
    display: inline-block;
    animation: niliu-digit-tick 1s ease-out infinite;
}

.niliu-runtime-wrapper.mode-inline {
    padding: 6px 0;
}

.niliu-runtime-wrapper.mode-inline .niliu-runtime {
    display: inline;
    font-size: 12px;
    color: var(--footer-color, #666);
}

.niliu-runtime-wrapper.mode-inline .niliu-runtime .runtime-icon {
    display: inline;
    margin-right: 4px;
    font-size: 11px;
    opacity: 0.65;
    vertical-align: baseline;
    color: var(--footer-color, #666);
}

.niliu-runtime-wrapper.mode-inline .niliu-runtime .runtime-prefix {
    color: var(--footer-color, #666);
    opacity: 0.85;
    margin-right: 3px;
}

.niliu-runtime-wrapper.mode-inline .niliu-runtime .runtime-suffix {
    color: var(--footer-color, #666);
    opacity: 0.75;
    margin-left: 3px;
}

.niliu-runtime-wrapper.mode-inline .niliu-runtime .runtime-value {
    display: inline;
}

.niliu-runtime-wrapper.mode-inline .niliu-runtime .runtime-segment {
    display: inline;
}

.niliu-runtime-wrapper.mode-inline .niliu-runtime .runtime-num {
    font-size: 12px;
    font-weight: 600;
}

.niliu-runtime-wrapper.mode-inline .niliu-runtime .runtime-unit {
    font-size: 11px;
    color: var(--footer-color, #666);
    opacity: 0.75;
    margin: 0 2px 0 1px;
}

.niliu-runtime-wrapper.mode-inline .niliu-runtime .runtime-days .runtime-num {
    font-weight: 700;
}

.niliu-runtime-wrapper.mode-badge {
    padding: 8px 0;
}

.niliu-runtime-wrapper.mode-badge .niliu-runtime {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: rgba(128, 128, 128, 0.06);
    border: 1px solid var(--main-border-color, rgba(0,0,0,0.08));
    border-radius: 20px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.niliu-runtime-wrapper.mode-badge .niliu-runtime:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.niliu-runtime-wrapper.mode-badge .niliu-runtime .runtime-icon {
    font-size: 12px;
    color: var(--footer-color, #666);
    opacity: 0.65;
    flex-shrink: 0;
}

.niliu-runtime-wrapper.mode-badge .niliu-runtime .runtime-prefix {
    font-size: 12px;
    color: var(--footer-color, #666);
    opacity: 0.85;
    white-space: nowrap;
}

.niliu-runtime-wrapper.mode-badge .niliu-runtime .runtime-suffix {
    font-size: 11px;
    color: var(--footer-color, #666);
    opacity: 0.7;
    white-space: nowrap;
}

.niliu-runtime-wrapper.mode-badge .niliu-runtime .runtime-value {
    display: inline-flex;
    align-items: center;
    gap: 2px;
}

.niliu-runtime-wrapper.mode-badge .niliu-runtime .runtime-segment {
    display: inline-flex;
    align-items: baseline;
}

.niliu-runtime-wrapper.mode-badge .niliu-runtime .runtime-num {
    font-size: 13px;
    font-weight: 600;
    color: var(--footer-color, #666);
}

.niliu-runtime-wrapper.mode-badge .niliu-runtime .runtime-unit {
    font-size: 11px;
    color: var(--footer-color, #666);
    opacity: 0.65;
    margin-right: 4px;
}

.niliu-runtime-wrapper.mode-badge .niliu-runtime .runtime-unit:last-child {
    margin-right: 0;
}

.niliu-runtime-wrapper.mode-badge .niliu-runtime .runtime-days .runtime-num {
    font-weight: 700;
    font-size: 14px;
}

.niliu-runtime-wrapper.mode-badge .niliu-runtime .runtime-separator {
    width: 1px;
    height: 12px;
    background: var(--main-border-color, rgba(0,0,0,0.1));
    margin: 0 4px;
    flex-shrink: 0;
}

.niliu-runtime-wrapper.mode-card {
    padding: 12px 0;
}

.niliu-runtime-wrapper.mode-card .niliu-runtime {
    display: inline-flex;
    align-items: center;
    gap: 0;
    padding: 0;
    background: rgba(128, 128, 128, 0.06);
    border: 1px solid var(--main-border-color, rgba(0,0,0,0.08));
    border-radius: 8px;
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}

.niliu-runtime-wrapper.mode-card .niliu-runtime:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.niliu-runtime-wrapper.mode-card .niliu-runtime .runtime-label {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 14px;
    border-right: 1px solid var(--main-border-color, rgba(0,0,0,0.06));
}

.niliu-runtime-wrapper.mode-card .niliu-runtime .runtime-icon {
    font-size: 13px;
    color: var(--footer-color, #666);
    opacity: 0.65;
}

.niliu-runtime-wrapper.mode-card .niliu-runtime .runtime-prefix {
    font-size: 12px;
    color: var(--footer-color, #666);
    opacity: 0.85;
    white-space: nowrap;
    letter-spacing: 0.03em;
}

.niliu-runtime-wrapper.mode-card .niliu-runtime .runtime-suffix {
    font-size: 11px;
    color: var(--footer-color, #666);
    opacity: 0.6;
    padding: 0 12px;
    border-left: 1px solid var(--main-border-color, rgba(0,0,0,0.06));
}

.niliu-runtime-wrapper.mode-card .niliu-runtime .runtime-value {
    display: flex;
    align-items: center;
    padding: 8px 14px;
    gap: 0;
}

.niliu-runtime-wrapper.mode-card .niliu-runtime .runtime-segment {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2px 8px;
    min-width: 36px;
}

.niliu-runtime-wrapper.mode-card .niliu-runtime .runtime-num {
    font-size: 16px;
    font-weight: 600;
    color: var(--footer-color, #555);
    line-height: 1.2;
}

.niliu-runtime-wrapper.mode-card .niliu-runtime .runtime-unit {
    font-size: 9px;
    color: var(--footer-color, #666);
    opacity: 0.6;
    letter-spacing: 0.08em;
    margin-top: 1px;
}

.niliu-runtime-wrapper.mode-card .niliu-runtime .runtime-days .runtime-num {
    font-size: 18px;
    font-weight: 700;
}

.niliu-runtime-wrapper.mode-card .niliu-runtime .runtime-colon {
    font-size: 14px;
    color: var(--footer-color, #666);
    opacity: 0.35;
    font-weight: 300;
    align-self: flex-start;
    margin-top: 4px;
    padding: 0 1px;
}

@media (max-width: 640px) {
    .niliu-runtime-wrapper.mode-inline {
        padding: 4px 0;
    }

    .niliu-runtime-wrapper.mode-badge .niliu-runtime {
        padding: 5px 10px;
        gap: 6px;
    }

    .niliu-runtime-wrapper.mode-badge .niliu-runtime .runtime-prefix {
        font-size: 11px;
    }

    .niliu-runtime-wrapper.mode-badge .niliu-runtime .runtime-num {
        font-size: 12px;
    }

    .niliu-runtime-wrapper.mode-card .niliu-runtime {
        border-radius: 6px;
    }

    .niliu-runtime-wrapper.mode-card .niliu-runtime .runtime-label {
        padding: 8px 10px;
        gap: 5px;
    }

    .niliu-runtime-wrapper.mode-card .niliu-runtime .runtime-prefix {
        font-size: 11px;
    }

    .niliu-runtime-wrapper.mode-card .niliu-runtime .runtime-value {
        padding: 6px 10px;
    }

    .niliu-runtime-wrapper.mode-card .niliu-runtime .runtime-segment {
        min-width: 28px;
        padding: 2px 5px;
    }

    .niliu-runtime-wrapper.mode-card .niliu-runtime .runtime-num {
        font-size: 14px;
    }

    .niliu-runtime-wrapper.mode-card .niliu-runtime .runtime-days .runtime-num {
        font-size: 15px;
    }

    .niliu-runtime-wrapper.mode-card .niliu-runtime .runtime-unit {
        font-size: 8px;
    }
}