/* V4 vs V5 对比展示 - 基于真实场景 */
.vs-showcase {
    margin-top: 80px;
    padding: 50px 40px;
    background: linear-gradient(135deg, 
        rgba(10, 15, 13, 0.8) 0%, 
        rgba(0, 210, 106, 0.03) 50%,
        rgba(10, 15, 13, 0.8) 100%);
    border: 1px solid rgba(0, 210, 106, 0.1);
    border-radius: 24px;
    text-align: center;
    position: relative;
}

.vs-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
}

.vs-title {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--matrix-green);
    letter-spacing: 0.1em;
    margin-bottom: 40px;
    text-transform: uppercase;
}

.vs-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    position: relative;
}

.vs-side {
    flex: 1;
    min-width: 280px;
    max-width: 380px;
    padding: 30px;
    background: var(--bg-card);
    border-radius: 20px;
    border: 1px solid rgba(0, 210, 106, 0.1);
    position: relative;
    transition: all 0.4s ease;
}

.vs-side:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 210, 106, 0.2);
}

.vs-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 20px;
    border-radius: 100px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
}

.v4-badge {
    background: rgba(139, 157, 145, 0.2);
    color: var(--text-secondary);
    border: 1px solid rgba(139, 157, 145, 0.3);
}

.v5-badge {
    background: rgba(0, 210, 106, 0.15);
    color: var(--matrix-green);
    border: 1px solid rgba(0, 210, 106, 0.3);
    box-shadow: 0 0 20px rgba(0, 210, 106, 0.1);
}

.vs-flow {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin: 20px 0;
}

.vs-step {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    border: 1px solid rgba(0, 210, 106, 0.05);
}

.step-icon {
    width: 40px;
    height: 40px;
    background: rgba(0, 210, 106, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.step-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-align: left;
}

.vs-arrow {
    font-size: 1.2rem;
    color: rgba(0, 210, 106, 0.3);
    transform: rotate(90deg);
}

.vs-result {
    margin-top: 20px;
    padding: 12px;
    border-radius: 10px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    letter-spacing: 0.05em;
}

.v4-result {
    background: rgba(139, 157, 145, 0.1);
    color: var(--text-secondary);
    border: 1px solid rgba(139, 157, 145, 0.2);
}

.v5-result {
    background: rgba(0, 210, 106, 0.1);
    color: var(--matrix-green);
    border: 1px solid rgba(0, 210, 106, 0.3);
}

.vs-divider {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--bg-dark);
    flex-shrink: 0;
    box-shadow: 0 4px 20px rgba(0, 210, 106, 0.3);
}

/* 响应式 */
@media (max-width: 768px) {
    .vs-showcase {
        padding: 30px 20px;
        margin-top: 50px;
    }
    
    .vs-container {
        flex-direction: column;
        gap: 40px;
    }
    
    .vs-side {
        min-width: 100%;
        max-width: 100%;
    }
    
    .vs-divider {
        transform: rotate(90deg);
    }
    
    .vs-arrow {
        transform: rotate(90deg);
    }
}