/* 战术系统页面样式 */
.page-hero {
    background: linear-gradient(135deg, var(--background-dark), var(--background-medium));
    color: var(--text-primary);
    padding: 80px 40px;
    text-align: center;
}

.hero-content h1 {
    font-size: 3.5em;
    margin-bottom: 15px;
    font-weight: bold;
    background: linear-gradient(45deg, var(--text-primary), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3em;
    opacity: 0.8;
    letter-spacing: 3px;
    margin-bottom: 30px;
    color: var(--text-secondary);
}

.hero-description {
    font-size: 1.1em;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.9;
    color: var(--text-secondary);
}

/* 系统网格布局 */
.systems-grid {
    max-width: 1200px;
    margin: 60px auto;
    padding: 0 40px;
}

.system-category {
    margin-bottom: 30px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px var(--shadow-dark);
    background: var(--background-medium);
}

.system-header {
    background: linear-gradient(135deg, var(--background-medium), var(--background-light));
    color: var(--text-primary);
    padding: 25px 30px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s;
    border-bottom: 1px solid var(--border-color);
}

.system-header:hover {
    background: linear-gradient(135deg, var(--background-light), var(--background-medium));
    border-color: var(--primary-color);
}

.system-header h2 {
    font-size: 1.8em;
    margin: 0;
    color: var(--text-primary);
}

.toggle-icon {
    font-size: 1.5em;
    font-weight: bold;
    transition: transform 0.3s;
    color: var(--primary-color);
}

.system-header.active .toggle-icon {
    transform: rotate(45deg);
}

.system-content {
    display: none;
    padding: 30px;
    background: var(--background-dark);
}

.system-content.active {
    display: block;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.system-intro {
    margin-bottom: 30px;
    padding: 20px;
    background: var(--background-medium);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.system-intro p {
    font-size: 1.1em;
    line-height: 1.6;
    color: var(--text-secondary);
    margin: 0;
}

/* 产品行布局 */
.products-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 20px;
}

.product-item {
    background: var(--background-medium);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 3px 12px var(--shadow-dark);
    transition: transform 0.3s, box-shadow 0.3s;
    text-align: center;
    border: 1px solid var(--border-color);
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px var(--shadow-dark);
    border-color: var(--primary-color);
}

.product-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 15px;
    background: var(--background-light);
    transition: transform 0.3s ease;
}

.product-item:hover img {
    transform: scale(1.05);
}

.product-item h3 {
    font-size: 1.3em;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.product-item p {
    color: var(--text-secondary);
    margin-bottom: 15px;
    line-height: 1.5;
}

.product-item .price {
    font-size: 1.4em;
    font-weight: bold;
    color: var(--secondary-color);
    display: block;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .page-hero {
        padding: 60px 20px;
    }
    
    .hero-content h1 {
        font-size: 2.5em;
    }
    
    .systems-grid {
        padding: 0 20px;
    }
    
    .system-header {
        padding: 20px;
    }
    
    .system-content {
        padding: 20px;
    }
    
    .products-row {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}