.btn-back-to-current {
    margin: 0 20px 16px 20px;
    width: calc(100% - 40px);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--accent-blue);
    color: var(--white);
    border: none;
    border-radius: var(--radius-base);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px var(--alpha-primary-30);
}

.btn-back-to-current:hover {
    background: linear-gradient(135deg, var(--gradient-purple-1) 0%, var(--gradient-purple-2) 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--alpha-primary-40);
}

.btn-back-to-current:active {
    transform: translateY(0);
}

.btn-back-to-current i {
    font-size: 14px;
    transition: transform 0.3s ease;
}

.btn-back-to-current:hover i {
    transform: translateX(-4px);
}

.btn-view-version {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: transparent;
    color: var(--accent-blue);
    border: 1px solid var(--accent-blue);
    border-radius: var(--radius-base);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-view-version:hover {
    background: var(--accent-blue);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--alpha-primary-30);
}

.btn-view-version i {
    font-size: 12px;
    transition: transform 0.3s ease;
}

.btn-view-version:hover i {
    transform: translateX(4px);
}

.tabs .tab-btn {
    border: none;
    background: transparent;
    padding: 10px 14px;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-weight: 600;
}

#legal-current-meta {
    font-size: 13px;
    color: var(--text-secondary);
}

#legal-content h2 {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 22px;
    margin: 6px 0 12px;
    color: var(--text-primary);
}

#legal-content .legal-meta-inline {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

#legal-content h3 {
    font-size: 16px;
    margin: 12px 0 8px;
    color: var(--text-primary);
}

#legal-content p {
    margin: 8px 0;
    color: var(--text-secondary);
}

#legal-content ul {
    margin: 8px 0 12px 18px;
    color: var(--text-secondary);
}

#legal-content li {
    margin: 4px 0;
}

#legal-content.is-historical {
    position: relative;
    overflow: hidden;
}

#legal-content.is-historical::after {
    content: "INACTIVE VERSION";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-30deg);
    font-size: var(--wm-size, clamp(2rem, 7vw, 4rem));
    font-weight: 900;
    color: var(--alpha-black-10);
    z-index: 0;
    pointer-events: none;
    white-space: nowrap;
    text-align: center;
    letter-spacing: 0.1em;
    width: 100%;
}

.dark-theme #legal-content.is-historical::after {
    color: var(--alpha-white-05);
}

.legal-viewing-banner {
    margin: 20px 0;
    padding: 0;
    border-radius: var(--radius-xl);
    background: linear-gradient(135deg, var(--alpha-primary-08) 0%, var(--alpha-purple-500-08) 100%);
    border: 2px solid var(--alpha-primary-30);
    overflow: hidden;
    box-shadow: 0 4px 15px var(--alpha-primary-15);
    animation: slideDown 0.4s ease;
}

.banner-content {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: linear-gradient(90deg, var(--alpha-primary-05) 0%, transparent 100%);
}

.banner-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-blue);
    color: var(--white);
    border-radius: var(--radius-full);
    font-size: 18px;
    box-shadow: 0 4px 10px var(--alpha-primary-30);
}

.banner-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.banner-text strong {
    font-size: 15px;
    font-weight: 600;
    color: var(--accent-blue);
}

.banner-text span {
    font-size: 13px;
    color: var(--text-secondary);
}

.dark-theme .banner-text span {
    color: var(--text-light);
}

.history-section {
    margin-top: 40px;
    padding-top: 24px;
    border-top: 2px solid var(--border-color);
}

.history-timeline {
    position: relative;
    padding-left: 30px;
}

.history-timeline::before {
    content: '';
    position: absolute;
    left: 9px;
    top: 12px;
    bottom: 12px;
    width: 2px;
    background: linear-gradient(180deg, var(--accent-blue) 0%, var(--alpha-primary-20) 100%);
}

.timeline-item {
    position: relative;
    margin-bottom: 20px;
    cursor: pointer;
}

.timeline-marker {
    position: absolute;
    left: -26px;
    top: 8px;
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
    background: var(--accent-blue);
    border: 3px solid var(--bg-card);
    box-shadow: 0 0 0 2px var(--accent-blue);
    transition: all 0.3s ease;
}

.timeline-item:hover .timeline-marker {
    transform: scale(1.3);
    box-shadow: 0 0 0 4px var(--alpha-primary-20);
}

.timeline-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 16px;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.timeline-item:hover .timeline-content {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-blue);
}

.timeline-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 12px;
}

.version-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: linear-gradient(135deg, var(--alpha-primary-10) 0%, var(--alpha-primary-05) 100%);
    color: var(--accent-blue);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 14px;
}

.version-badge i {
    font-size: 12px;
}

.version-date {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    font-size: 13px;
}

.version-date i {
    font-size: 12px;
}

.dark-theme .timeline-marker {
    border-color: var(--bg-dark-card);
}

.dark-theme .version-badge {
    background: linear-gradient(135deg, var(--alpha-primary-15) 0%, var(--alpha-primary-08) 100%);
}

.legal-card {
    padding: 20px;
}

.legal-tabs {
    display: flex;
    gap: 12px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 16px;
}

.legal-meta {
    margin-bottom: 12px;
    color: var(--text-secondary);
}

.legal-body {
    min-height: 200px;
    line-height: 1.7;
    color: var(--text-primary);
}

@media (max-width: 576px) {
    .legal-tabs {
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .legal-tabs::-webkit-scrollbar {
        display: none;
    }

    .legal-tabs .tab-btn {
        white-space: nowrap;
        flex-shrink: 0;
    }

    #legal-content h2 {
        flex-direction: column-reverse;
        align-items: center;
        text-align: center;
        gap: 8px;
    }

    #legal-content .legal-meta-inline {
        align-self: center;
        font-size: 12px;
    }
}