/* 技术创新页面样式 */

/* 页面Hero - 继承 page-hero 基础样式，添加技术页面特定样式 */
.page-hero.tech-hero {
    padding: 250px 0 150px;
    background-image: url('../images/bg1.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    overflow: hidden;
}

.page-hero.tech-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(40, 50, 180, 0.4), rgba(30, 40, 117, 0.5));
    z-index: 0;
}

.page-hero.tech-hero .page-hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.page-hero.tech-hero h1 {
    font-size: 3.5rem;
    margin-bottom: var(--space-lg);
    color: var(--white);
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.page-hero.tech-hero p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.8;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* 地面效应介绍 */
.ground-effect-intro {
    background: var(--white);
}

.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.intro-text .lead {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-navy);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.intro-text p {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

/* 地面效应示意图 */
.effect-diagram {
    background: linear-gradient(135deg, rgba(40, 50, 180, 0.05), rgba(255, 184, 0, 0.05));
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    border: 2px solid var(--light-gray);
}

.diagram-title {
    text-align: center;
    font-weight: 600;
    color: var(--primary-navy);
    margin-bottom: var(--space-xl);
    font-size: 1.125rem;
}

.wing-section {
    position: relative;
    height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.wing {
    width: 200px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 50% 50% 20% 20%;
    position: relative;
    z-index: 2;
    box-shadow: var(--shadow-md);
}

.air-cushion {
    width: 180px;
    height: 60px;
    background: radial-gradient(ellipse at center, rgba(255, 184, 0, 0.3), transparent);
    position: absolute;
    bottom: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulse 2s ease-in-out infinite;
}

.air-cushion span {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-navy);
}

.ground-line {
    width: 100%;
    height: 4px;
    background: var(--primary-navy);
    position: absolute;
    bottom: 20px;
}

.diagram-labels {
    display: flex;
    justify-content: space-around;
    margin-top: var(--space-lg);
}

.label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-blue);
}

/* 技术优势 */
.tech-advantages {
    background: linear-gradient(135deg, rgba(40, 50, 180, 0.03), rgba(255, 184, 0, 0.03));
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
}

.advantage-card {
    padding: var(--space-xl);
    text-align: center;
    display: flex;
    flex-direction: column;
    min-height: 280px;
}

.advantage-icon {
    font-size: 4rem;
    margin-bottom: var(--space-md);
}

.advantage-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
}

.advantage-card p {
    margin-bottom: var(--space-lg);
    line-height: 1.8;
    flex: 1;
}

.stat-bar {
    height: 8px;
    background: var(--light-gray);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-top: auto;
}

.stat-fill {
    height: 100%;
    background: var(--gradient-gold);
    border-radius: var(--radius-full);
    transition: width 1s ease;
}

/* 核心系统 */
.core-systems {
    background: var(--white);
}

.systems-list {
    max-width: 900px;
    margin: 0 auto;
}

.system-item {
    display: flex;
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
    padding: var(--space-xl);
    background: rgba(255, 255, 255, 0.8);
    border-radius: var(--radius-xl);
    border: 2px solid var(--light-gray);
    transition: all var(--transition-base) ease;
}

.system-item:hover {
    transform: translateX(10px);
    border-color: var(--primary-gold);
    box-shadow: var(--shadow-lg);
}

.system-number {
    font-size: 3rem;
    font-weight: 900;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    flex-shrink: 0;
}

.system-content h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
    color: var(--primary-navy);
}

.system-content p {
    line-height: 1.8;
    margin-bottom: var(--space-md);
}

.system-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.feature-tag {
    padding: var(--space-xs) var(--space-md);
    background: rgba(40, 50, 180, 0.1);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary-blue);
}

/* 性能对比 */
.performance-comparison {
    background: linear-gradient(135deg, rgba(40, 50, 180, 0.03), rgba(255, 184, 0, 0.03));
}

.comparison-table {
    max-width: 1000px;
    margin: 0 auto;
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.comparison-header,
.comparison-row {
    display: grid;
    grid-template-columns: 200px repeat(3, 1fr);
    border-bottom: 1px solid var(--light-gray);
}

.comparison-header {
    background: var(--gradient-primary);
}

.header-cell {
    padding: var(--space-lg);
    text-align: center;
    font-weight: 600;
    color: var(--white);
}

.header-cell.featured {
    background: var(--primary-gold);
    color: var(--primary-navy);
}

.row-label {
    padding: var(--space-lg);
    font-weight: 600;
    background: rgba(40, 50, 180, 0.05);
    display: flex;
    align-items: center;
}

.row-cell {
    padding: var(--space-lg);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}

.comparison-stars {
    font-size: 1.125rem;
    color: var(--primary-gold);
    line-height: 1;
}

.comparison-desc {
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--dark-gray);
    text-align: left;
    width: 100%;
    padding: 0 var(--space-xs);
}

.row-cell.featured {
    background: rgba(255, 184, 0, 0.1);
    font-weight: 600;
    color: var(--primary-navy);
}

@media (max-width: 1024px) {
    .intro-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .page-hero.tech-hero {
        padding: 200px 0 120px;
    }
    
    .page-hero.tech-hero h1 {
        font-size: 2.5rem;
    }
    
    .page-hero.tech-hero p {
        font-size: 1.125rem;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .system-item {
        flex-direction: column;
        text-align: center;
    }
    
    .comparison-table {
        overflow-x: auto;
    }
    
    .comparison-header,
    .comparison-row {
        grid-template-columns: 120px repeat(3, 150px);
        font-size: 0.875rem;
    }
}