:root {
    --vip1-gradient: linear-gradient(135deg, #f7d794 0%, #f5cd79 30%, #e8b85a 70%, #d4a84b 100%);
    --vip1-gradient-soft: linear-gradient(135deg, #fdf6e8 0%, #f9ecd3 100%);
    --vip1-color: #8b6914;
    --vip1-color-light: #c9a227;
    --vip1-bg: rgba(247, 215, 148, 0.12);
    --vip1-border: rgba(232, 184, 90, 0.3);
    --vip1-shadow: rgba(212, 168, 75, 0.25);

    --vip2-gradient: linear-gradient(135deg, #2c2c2c 0%, #1a1a1a 50%, #0d0d0d 100%);
    --vip2-gradient-soft: linear-gradient(135deg, #f8f6f0 0%, #f0ebe0 100%);
    --vip2-color: #1a1a1a;
    --vip2-color-light: #d4af37;
    --vip2-bg: rgba(212, 175, 55, 0.08);
    --vip2-border: rgba(212, 175, 55, 0.3);
    --vip2-shadow: rgba(0, 0, 0, 0.25);

    --vip-page-bg: #f6f7f9;
    --vip-page-bg-image:
        radial-gradient(circle at 12% 8%, rgba(232, 184, 90, 0.09) 0%, rgba(232, 184, 90, 0) 31%),
        radial-gradient(circle at 88% 18%, rgba(212, 175, 55, 0.055) 0%, rgba(212, 175, 55, 0) 28%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.72) 0%, rgba(247, 248, 250, 0.9) 46%, rgba(244, 246, 248, 0.98) 100%);
    --vip-card-bg: var(--main-bg-color, #fff);
    --vip-text-primary: var(--key-color, #333);
    --vip-text-secondary: var(--main-color, #4e5358);
    --vip-text-muted: var(--muted-color, #777);
    --vip-border: var(--main-border-color, rgba(50, 50, 50, 0.06));
    --vip-shadow: var(--main-shadow, rgba(116, 116, 116, 0.08));
    --vip-radius: var(--main-radius, 8px);
    --vip-accent: #e8b85a;
}

.dark-theme {
    --vip-page-bg: #292a2d;
    --vip-page-bg-image:
        radial-gradient(circle at 12% 8%, rgba(232, 184, 90, 0.075) 0%, rgba(232, 184, 90, 0) 31%),
        radial-gradient(circle at 88% 18%, rgba(212, 175, 55, 0.045) 0%, rgba(212, 175, 55, 0) 28%),
        linear-gradient(180deg, rgba(50, 51, 53, 0.42) 0%, rgba(41, 42, 45, 0.94) 48%, rgba(37, 38, 41, 1) 100%);
    --vip-card-bg: var(--main-bg-color, #323335);
    --vip-text-primary: var(--key-color, #e8e8e8);
    --vip-text-secondary: var(--main-color, #c0c0c0);
    --vip-text-muted: var(--muted-color, #888);
    --vip-border: var(--main-border-color, rgba(255, 255, 255, 0.08));
    --vip-shadow: var(--main-shadow, rgba(0, 0, 0, 0.2));

    --vip1-gradient-soft: linear-gradient(135deg, rgba(247, 215, 148, 0.15) 0%, rgba(232, 184, 90, 0.1) 100%);
    --vip1-color: #f7d794;
    --vip1-color-light: #ffeaa7;
    --vip1-bg: rgba(247, 215, 148, 0.08);
    --vip1-border: rgba(247, 215, 148, 0.2);

    --vip2-gradient-soft: linear-gradient(135deg, rgba(212, 175, 55, 0.12) 0%, rgba(180, 150, 45, 0.08) 100%);
    --vip2-color: #d4af37;
    --vip2-color-light: #e8c547;
    --vip2-bg: rgba(212, 175, 55, 0.1);
    --vip2-border: rgba(212, 175, 55, 0.25);
}

.niliu-vip-page {
    min-height: 100vh;
    background-color: var(--vip-page-bg);
    background-image: var(--vip-page-bg-image);
    padding-bottom: 60px;
}

.niliu-vip-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 15px;
}

.niliu-vip-hero {
    text-align: center;
    padding: 60px 20px 40px;
    position: relative;
}

.niliu-vip-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 280px;
    background: linear-gradient(180deg,
        rgba(232, 184, 90, 0.03) 0%,
        transparent 100%);
    pointer-events: none;
}

.niliu-vip-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--vip-card-bg);
    border: 1px solid var(--vip-border);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 500;
    color: var(--vip-text-muted);
    margin-bottom: 24px;
    box-shadow: 0 2px 8px var(--vip-shadow);
}

.niliu-vip-badge i {
    color: var(--vip-accent);
}

.niliu-vip-hero-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--vip-text-primary);
    margin: 0 0 12px;
    line-height: 1.3;
}

.niliu-vip-hero-title .highlight {
    background: linear-gradient(135deg, #f5d799 0%, #e8b85a 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.niliu-vip-hero-subtitle {
    font-size: 15px;
    color: var(--vip-text-muted);
    margin: 0 0 32px;
    line-height: 1.6;
}

.niliu-vip-level-tabs {
    display: inline-flex;
    background: var(--vip-card-bg);
    border: 1px solid var(--vip-border);
    border-radius: 50px;
    padding: 4px;
    gap: 4px;
    box-shadow: 0 2px 12px var(--vip-shadow);
}

.niliu-vip-level-tab {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    border: none;
    border-radius: 50px;
    background: transparent;
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    color: var(--vip-text-muted);
    cursor: pointer;
    transition: all 0.25s ease;
}

.niliu-vip-level-tab:hover {
    color: var(--vip-text-secondary);
    background: var(--vip-border);
}

.niliu-vip-level-tab.active[data-level="1"] {
    background: var(--vip1-gradient);
    color: #fff;
    box-shadow: 0 4px 12px var(--vip1-shadow);
}

.niliu-vip-level-tab.active[data-level="2"] {
    background: var(--vip2-gradient);
    color: #fff;
    box-shadow: 0 4px 12px var(--vip2-shadow);
}

.niliu-vip-level-tab-icon {
    font-size: 16px;
}

.niliu-vip-content {
    position: relative;
}

.level-content {
    display: none;
}

.level-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.niliu-vip-cards {
    padding: 40px 0;
}

.niliu-vip-cards-container {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.niliu-vip-member-card {
    flex: 1;
    max-width: 320px;
    min-width: 260px;
    padding: 28px 24px;
    background: var(--vip-card-bg);
    border: 2px solid var(--vip-border);
    border-radius: var(--vip-radius);
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.niliu-vip-member-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.niliu-vip-member-card.level-1::before {
    background: var(--vip1-gradient);
}

.niliu-vip-member-card.level-2::before {
    background: var(--vip2-gradient);
}

.niliu-vip-member-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px var(--vip-shadow);
}

.niliu-vip-member-card:hover::before,
.niliu-vip-member-card.active::before {
    opacity: 1;
}

.niliu-vip-member-card.active {
    box-shadow: 0 8px 24px var(--vip-shadow);
}

.niliu-vip-member-card.active.level-1 {
    border-color: var(--vip1-border);
    background: var(--vip1-gradient-soft);
}

.niliu-vip-member-card.active.level-2 {
    border-color: var(--vip2-border);
    background: var(--vip2-gradient-soft);
}

.niliu-vip-member-card-icon {
    font-size: 42px;
    margin-bottom: 12px;
}

.niliu-vip-member-card.level-1 .niliu-vip-member-card-icon {
    color: var(--vip1-color-light);
}

.niliu-vip-member-card.level-2 .niliu-vip-member-card-icon {
    color: var(--vip2-color-light);
}

.niliu-vip-member-card-name {
    font-size: 20px;
    font-weight: 600;
    margin: 0 0 8px;
}

.niliu-vip-member-card.level-1 .niliu-vip-member-card-name {
    color: var(--vip1-color);
}

.niliu-vip-member-card.level-2 .niliu-vip-member-card-name {
    color: var(--vip2-color);
}

.niliu-vip-member-card-desc {
    font-size: 13px;
    color: var(--vip-text-muted);
    margin: 0;
    line-height: 1.5;
}

.niliu-vip-discount-badge {
    display: inline-block;
    padding: 2px 10px;
    margin-left: 6px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 20px;
    color: #fff;
    vertical-align: middle;
}

.niliu-vip-member-card.level-1 .niliu-vip-discount-badge {
    background: var(--vip1-gradient);
}

.niliu-vip-member-card.level-2 .niliu-vip-discount-badge {
    background: var(--vip2-gradient);
}

.niliu-vip-section-header {
    text-align: center;
    margin-bottom: 32px;
}

.niliu-vip-section-label {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--vip-accent);
    margin-bottom: 8px;
    opacity: 0.8;
}

.niliu-vip-section-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--vip-text-primary);
    margin: 0;
}

.niliu-vip-benefits {
    padding: 40px 0;
}

.niliu-vip-benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.niliu-vip-benefits-grid.items-4 {
    grid-template-columns: repeat(2, 1fr);
    max-width: 680px;
    margin: 0 auto;
}

.niliu-vip-benefit-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 12px;
    padding: 24px 16px;
    background: var(--vip-card-bg);
    border: 1px solid var(--vip-border);
    border-radius: var(--vip-radius);
    transition: all 0.25s ease;
}

.niliu-vip-benefit-item:hover {
    box-shadow: 0 4px 16px var(--vip-shadow);
    transform: translateY(-2px);
}

.niliu-vip-benefit-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    font-size: 20px;
}

.level-1-content .niliu-vip-benefit-icon {
    background: linear-gradient(135deg, rgba(247, 215, 148, 0.2) 0%, rgba(232, 184, 90, 0.15) 100%);
    color: var(--vip1-color);
}

.level-1-content .niliu-vip-benefit-item:nth-child(1) .niliu-vip-benefit-icon { color: #e74c3c; background: rgba(231, 76, 60, 0.1); }
.level-1-content .niliu-vip-benefit-item:nth-child(2) .niliu-vip-benefit-icon { color: #3498db; background: rgba(52, 152, 219, 0.1); }
.level-1-content .niliu-vip-benefit-item:nth-child(3) .niliu-vip-benefit-icon { color: #2ecc71; background: rgba(46, 204, 113, 0.1); }
.level-1-content .niliu-vip-benefit-item:nth-child(4) .niliu-vip-benefit-icon { color: #9b59b6; background: rgba(155, 89, 182, 0.1); }
.level-1-content .niliu-vip-benefit-item:nth-child(5) .niliu-vip-benefit-icon { color: #f39c12; background: rgba(243, 156, 18, 0.1); }
.level-1-content .niliu-vip-benefit-item:nth-child(6) .niliu-vip-benefit-icon { color: #1abc9c; background: rgba(26, 188, 156, 0.1); }

.level-2-content .niliu-vip-benefit-icon {
    background: linear-gradient(135deg, rgba(160, 174, 192, 0.2) 0%, rgba(113, 128, 150, 0.15) 100%);
    color: var(--vip2-color);
}

.level-2-content .niliu-vip-benefit-item:nth-child(1) .niliu-vip-benefit-icon { color: #e74c3c; background: rgba(231, 76, 60, 0.1); }
.level-2-content .niliu-vip-benefit-item:nth-child(2) .niliu-vip-benefit-icon { color: #3498db; background: rgba(52, 152, 219, 0.1); }
.level-2-content .niliu-vip-benefit-item:nth-child(3) .niliu-vip-benefit-icon { color: #2ecc71; background: rgba(46, 204, 113, 0.1); }
.level-2-content .niliu-vip-benefit-item:nth-child(4) .niliu-vip-benefit-icon { color: #9b59b6; background: rgba(155, 89, 182, 0.1); }
.level-2-content .niliu-vip-benefit-item:nth-child(5) .niliu-vip-benefit-icon { color: #f39c12; background: rgba(243, 156, 18, 0.1); }
.level-2-content .niliu-vip-benefit-item:nth-child(6) .niliu-vip-benefit-icon { color: #1abc9c; background: rgba(26, 188, 156, 0.1); }

.niliu-vip-benefit-content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.niliu-vip-benefit-content h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--vip-text-primary);
    margin: 0 0 6px;
}

.niliu-vip-benefit-content p {
    font-size: 13px;
    color: var(--vip-text-muted);
    margin: 0;
    line-height: 1.5;
}

.niliu-vip-pricing {
    padding: 40px 0;
}

.niliu-vip-pricing-grid {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.niliu-vip-pricing-card {
    flex: 1;
    min-width: 180px;
    max-width: 220px;
    padding: 24px 20px;
    background: var(--vip-card-bg);
    border: 2px solid var(--vip-border);
    border-radius: var(--vip-radius);
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
}

.niliu-vip-pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px var(--vip-shadow);
}

.niliu-vip-pricing-card.featured {
    transform: scale(1.02);
}

.level-1-content .niliu-vip-pricing-card.featured {
    border-color: var(--vip1-color-light);
    box-shadow: 0 4px 16px var(--vip1-shadow);
}

.level-2-content .niliu-vip-pricing-card.featured {
    border-color: var(--vip2-color-light);
    box-shadow: 0 4px 16px var(--vip2-shadow);
}

.niliu-vip-pricing-card.featured:hover {
    transform: scale(1.02) translateY(-4px);
}

.niliu-vip-pricing-popular,
.niliu-vip-pricing-tag {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 4px 14px;
    font-size: 11px;
    font-weight: 600;
    border-radius: 20px;
    white-space: nowrap;
    color: #fff;
}

.niliu-vip-pricing-popular {
    background: linear-gradient(135deg, #f5d799 0%, #e8b85a 100%);
    color: #8b6914;
}

.niliu-vip-pricing-tag.jb-red { background: linear-gradient(135deg, #ff6b6b, #ee5a5a); }
.niliu-vip-pricing-tag.jb-blue { background: linear-gradient(135deg, #4dabf7, #339af0); }
.niliu-vip-pricing-tag.jb-green { background: linear-gradient(135deg, #51cf66, #40c057); }
.niliu-vip-pricing-tag.jb-yellow { background: linear-gradient(135deg, #fcc419, #fab005); color: #664d03; }
.niliu-vip-pricing-tag.jb-orange { background: linear-gradient(135deg, #ff922b, #fd7e14); }
.niliu-vip-pricing-tag.jb-cyan { background: linear-gradient(135deg, #22b8cf, #15aabf); }
.niliu-vip-pricing-tag.jb-purple { background: linear-gradient(135deg, #845ef7, #7950f2); }
.niliu-vip-pricing-tag.jb-pink { background: linear-gradient(135deg, #f783ac, #e64980); }
.niliu-vip-pricing-tag.jb-vip1 { background: var(--vip1-gradient); color: var(--vip1-color); }
.niliu-vip-pricing-tag.jb-vip2 { background: var(--vip2-gradient); }
.niliu-vip-pricing-tag:not([class*="jb-"]) { background: linear-gradient(135deg, #f5d799 0%, #e8b85a 100%); }

.niliu-vip-pricing-duration {
    font-size: 16px;
    font-weight: 600;
    color: var(--vip-text-primary);
    margin-bottom: 4px;
    margin-top: 8px;
}

.niliu-vip-pricing-duration small {
    display: block;
    font-size: 12px;
    font-weight: 400;
    color: var(--vip-text-muted);
    margin-top: 2px;
}

.niliu-vip-pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 2px;
    margin: 12px 0 6px;
}

.niliu-vip-pricing-price .currency {
    font-size: 16px;
    font-weight: 600;
}

.niliu-vip-pricing-price .amount {
    font-size: 36px;
    font-weight: 700;
    line-height: 1;
}

.level-1-content .niliu-vip-pricing-price {
    color: var(--vip1-color);
}

.level-2-content .niliu-vip-pricing-price {
    color: var(--vip2-color);
}

.niliu-vip-pricing-original {
    font-size: 13px;
    color: var(--vip-text-muted);
    text-decoration: line-through;
    margin-bottom: 16px;
    min-height: 18px;
}

.niliu-vip-purchase-btn {
    width: 100%;
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.niliu-vip-purchase-btn i {
    font-size: 13px;
    line-height: 1;
}

.niliu-vip-purchase-btn.jb-vip1 {
    background: linear-gradient(180deg,
        #fdf4dc 0%,
        #f5e6b8 15%,
        #e8c866 50%,
        #d4a84b 85%,
        #c99a3d 100%);
    color: #5d4a1f;
    box-shadow:
        0 1px 0 0 rgba(255, 255, 255, 0.4) inset,
        0 -1px 0 0 rgba(0, 0, 0, 0.08) inset,
        0 2px 4px rgba(180, 140, 50, 0.2);
    text-shadow: 0 1px 0 rgba(255, 255, 255, 0.25);
}

.niliu-vip-purchase-btn.jb-vip1:hover {
    background: linear-gradient(180deg,
        #fff8e6 0%,
        #f9edc5 15%,
        #ecd073 50%,
        #dbb458 85%,
        #d0a648 100%);
    box-shadow:
        0 1px 0 0 rgba(255, 255, 255, 0.5) inset,
        0 -1px 0 0 rgba(0, 0, 0, 0.08) inset,
        0 4px 8px rgba(180, 140, 50, 0.3);
    transform: translateY(-1px);
}

.niliu-vip-purchase-btn.jb-vip1:active {
    transform: translateY(0);
    box-shadow:
        0 1px 0 0 rgba(255, 255, 255, 0.3) inset,
        0 -1px 0 0 rgba(0, 0, 0, 0.12) inset,
        0 1px 2px rgba(180, 140, 50, 0.15);
}

.niliu-vip-purchase-btn.jb-vip2 {
    background: linear-gradient(180deg,
        #4a4a4a 0%,
        #3a3a3a 15%,
        #2a2a2a 50%,
        #1a1a1a 85%,
        #0f0f0f 100%);
    color: #d4af37;
    box-shadow:
        0 1px 0 0 rgba(255, 255, 255, 0.1) inset,
        0 -1px 0 0 rgba(0, 0, 0, 0.3) inset,
        0 2px 4px rgba(0, 0, 0, 0.3);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(212, 175, 55, 0.25);
}

.niliu-vip-purchase-btn.jb-vip2:hover {
    background: linear-gradient(180deg,
        #5a5a5a 0%,
        #4a4a4a 15%,
        #3a3a3a 50%,
        #2a2a2a 85%,
        #1a1a1a 100%);
    border-color: rgba(212, 175, 55, 0.4);
    box-shadow:
        0 1px 0 0 rgba(255, 255, 255, 0.15) inset,
        0 -1px 0 0 rgba(0, 0, 0, 0.3) inset,
        0 4px 8px rgba(0, 0, 0, 0.4);
    transform: translateY(-1px);
}

.niliu-vip-purchase-btn.jb-vip2:active {
    transform: translateY(0);
    box-shadow:
        0 1px 0 0 rgba(255, 255, 255, 0.08) inset,
        0 -1px 0 0 rgba(0, 0, 0, 0.4) inset,
        0 1px 2px rgba(0, 0, 0, 0.3);
}

.niliu-vip-faq {
    padding: 40px 0;
    position: relative;
    z-index: 100;
}

.niliu-vip-faq-list {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.niliu-vip-faq-item {
    background: var(--vip-card-bg);
    border: 1px solid var(--vip-border);
    border-radius: var(--vip-radius);
    overflow: hidden;
    transition: all 0.25s ease;
}

.niliu-vip-faq-item:hover {
    box-shadow: 0 2px 12px var(--vip-shadow);
}

.niliu-vip-faq-item.active {
    box-shadow: 0 4px 16px var(--vip-shadow);
}

.niliu-vip-faq-item {
    position: relative;
    z-index: 10;
}

a.niliu-vip-faq-question,
.niliu-vip-faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    cursor: pointer;
    transition: background 0.2s ease;
    position: relative;
    z-index: 11;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
    text-decoration: none !important;
    color: inherit !important;
}

.niliu-vip-faq-question:hover {
    background: var(--vip-border);
}

.niliu-vip-faq-question h4 {
    font-size: 14px;
    font-weight: 500;
    color: var(--vip-text-primary);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
    pointer-events: none;
}

.niliu-vip-faq-question h4 i {
    color: var(--vip-accent);
    font-size: 16px;
}

.niliu-vip-faq-toggle {
    color: var(--vip-text-muted);
    font-size: 12px;
    transition: transform 0.3s ease;
    pointer-events: none;
}

.niliu-vip-faq-item.active .niliu-vip-faq-toggle {
    transform: rotate(180deg);
}

.niliu-vip-faq-item .niliu-vip-faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.niliu-vip-faq-item.active .niliu-vip-faq-answer {
    max-height: 500px;
    transition: max-height 0.3s ease-in;
}

.niliu-vip-faq-answer-content {
    padding: 0 20px 16px;
    font-size: 13px;
    color: var(--vip-text-secondary);
    line-height: 1.7;
}

.niliu-vip-cta {
    padding: 50px 20px;
    text-align: center;
    background: var(--vip-card-bg);
    border-radius: var(--vip-radius);
    margin: 40px 15px;
    box-shadow: 0 4px 20px var(--vip-shadow);
    position: relative;
    overflow: hidden;
}

.niliu-vip-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg,
        rgba(232, 184, 90, 0.03) 0%,
        transparent 50%);
    pointer-events: none;
}

.niliu-vip-cta-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--vip-text-primary);
    margin: 0 0 10px;
    position: relative;
}

.niliu-vip-cta-desc {
    font-size: 14px;
    color: var(--vip-text-muted);
    margin: 0 0 24px;
    position: relative;
}

.niliu-vip-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 32px;
    background: linear-gradient(180deg,
        #fdf4dc 0%,
        #f5e6b8 15%,
        #e8c866 50%,
        #d4a84b 85%,
        #c99a3d 100%);
    border: none;
    border-radius: 6px;
    color: #5d4a1f;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow:
        0 1px 0 0 rgba(255, 255, 255, 0.4) inset,
        0 -1px 0 0 rgba(0, 0, 0, 0.1) inset,
        0 2px 4px rgba(180, 140, 50, 0.25);
    text-shadow: 0 1px 0 rgba(255, 255, 255, 0.3);
}

.niliu-vip-cta-btn:hover {
    background: linear-gradient(180deg,
        #fff8e6 0%,
        #f9edc5 15%,
        #ecd073 50%,
        #dbb458 85%,
        #d0a648 100%);
    transform: translateY(-1px);
    box-shadow:
        0 1px 0 0 rgba(255, 255, 255, 0.5) inset,
        0 -1px 0 0 rgba(0, 0, 0, 0.1) inset,
        0 4px 8px rgba(180, 140, 50, 0.35);
}

.niliu-vip-cta-btn:active {
    transform: translateY(0);
    box-shadow:
        0 1px 0 0 rgba(255, 255, 255, 0.3) inset,
        0 -1px 0 0 rgba(0, 0, 0, 0.15) inset,
        0 1px 2px rgba(180, 140, 50, 0.2);
}

.niliu-vip-option-locked {
    opacity: 0.55;
    pointer-events: none;
}

.niliu-vip-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    border: none;
    border-radius: 6px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.25s ease;
}

.niliu-vip-btn-primary {
    background: linear-gradient(135deg, #f5d799 0%, #e8b85a 100%);
    color: #fff;
}

.niliu-vip-btn-primary:hover {
    box-shadow: 0 4px 16px rgba(232, 184, 90, 0.3);
    transform: translateY(-2px);
}

.niliu-vip-btn-secondary {
    background: var(--vip-border);
    color: var(--vip-text-secondary);
}

.niliu-vip-btn-secondary:hover {
    background: var(--vip-shadow);
}

@media (max-width: 768px) {
    .niliu-vip-hero {
        padding: 40px 15px 30px;
    }

    .niliu-vip-hero-title {
        font-size: 26px;
    }

    .niliu-vip-level-tabs {
        flex-direction: column;
        width: 100%;
        max-width: 280px;
        border-radius: 12px;
    }

    .niliu-vip-level-tab {
        justify-content: center;
        padding: 12px 20px;
        border-radius: 8px;
    }

    .niliu-vip-cards-container {
        flex-direction: column;
        align-items: center;
    }

    .niliu-vip-member-card {
        max-width: 100%;
        width: 100%;
    }

    .niliu-vip-benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .niliu-vip-benefits-grid.items-4 {
        max-width: 100%;
    }

    .niliu-vip-pricing-grid {
        flex-direction: column;
        align-items: center;
    }

    .niliu-vip-pricing-card {
        max-width: 100%;
        width: 100%;
    }

    .niliu-vip-pricing-card.featured {
        transform: none;
        order: -1;
    }

    .niliu-vip-pricing-card.featured:hover {
        transform: translateY(-4px);
    }

    .niliu-vip-section-title {
        font-size: 20px;
    }

    .niliu-vip-cta {
        margin: 30px 15px;
        padding: 40px 20px;
    }

    .niliu-vip-cta-title {
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    .niliu-vip-hero-title {
        font-size: 22px;
    }

    .niliu-vip-hero-subtitle {
        font-size: 14px;
    }

    .niliu-vip-badge {
        font-size: 11px;
        padding: 6px 16px;
    }

    .niliu-vip-pricing-price .amount {
        font-size: 30px;
    }

    .niliu-vip-benefits-grid,
    .niliu-vip-benefits-grid.items-4 {
        grid-template-columns: 1fr;
    }

    .niliu-vip-benefit-item {
        flex-direction: row;
        text-align: left;
        padding: 16px;
    }

    .niliu-vip-benefit-content {
        align-items: flex-start;
    }

    .niliu-vip-faq-question {
        padding: 14px 16px;
    }

    .niliu-vip-faq-question h4 {
        font-size: 13px;
    }
}

.niliu-vip-loading {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
}

.niliu-vip-loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--vip-border);
    border-top-color: var(--vip-accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}