/* 功能介绍页面特有样式 */
.features-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    padding: 150px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.features-hero-content {
    position: relative;
    z-index: 2;
}

.features-hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.features-hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

.feature-detail {
    padding: 60px 0;
    background: var(--secondary-color);
}

.feature-detail-alt {
    background: var(--primary-color);
}

.feature-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.feature-detail-content {
    padding-right: 20px;
}

.feature-detail-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.feature-detail-content p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 30px;
    line-height: 1.8;
}

.feature-benefits {
    list-style: none;
    margin-bottom: 30px;
}

.feature-benefits li {
    padding: 10px 0;
    position: relative;
    padding-left: 30px;
    color: var(--text-color);
}

.feature-benefits li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
    font-size: 1.2rem;
}

.feature-detail-image {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
    transition: var(--transition);
}

.feature-detail-image:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.2);
}

.feature-detail-image img {
    width: 100%;
    height: auto;
    display: block;
}

.feature-stats {
    display: flex;
    gap: 40px;
    margin-top: 30px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.feature-highlight {
    display: flex;
    align-items: center;
    gap: 20px;
    background: rgba(0, 212, 255, 0.1);
    padding: 20px;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--accent-color);
    margin-top: 30px;
}

.highlight-icon {
    width: 50px;
    height: 50px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.highlight-icon svg {
    width: 25px;
    height: 25px;
    color: #fff;
}

.highlight-content h4 {
    color: var(--text-color);
    margin-bottom: 5px;
}

.highlight-content p {
    color: var(--text-muted);
    margin: 0;
    font-size: 0.9rem;
}

.feature-comparison {
    margin-top: 30px;
}

.comparison-item {
    margin-bottom: 20px;
}

.comparison-label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-color);
    font-weight: 500;
}

.comparison-bar {
    background: rgba(255, 255, 255, 0.1);
    height: 20px;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 5px;
}

.bar-fill {
    height: 100%;
    border-radius: 10px;
    transition: width 1s ease-in-out;
}

.bar-fill.manual {
    background: var(--accent-gradient);
}

.bar-fill.auto {
    background: var(--accent-gradient);
}

.comparison-value {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.feature-testimonial {
    background: rgba(255, 255, 255, 0.05);
    padding: 25px;
    border-radius: var(--border-radius);
    border-left: 4px solid #9d4edd;
    margin-top: 30px;
}

.testimonial-content {
    font-style: italic;
    color: var(--text-color);
    margin-bottom: 15px;
    line-height: 1.6;
}

.testimonial-author {
    color: var(--text-muted);
    text-align: right;
    font-size: 0.9rem;
}

.feature-comparison-section {
    padding: 60px 0;
    background: var(--secondary-color);
}

.comparison-table {
    overflow-x: auto;
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.comparison-table th,
.comparison-table td {
    padding: 20px;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.comparison-table th {
    background: var(--accent-gradient);
    color: white;
    font-weight: 600;
}

.comparison-table th:first-child {
    background: var(--secondary-color);
    text-align: left;
}

.comparison-table td:first-child {
    text-align: left;
    font-weight: 500;
}

.comparison-table tr:hover {
    background: rgba(255, 255, 255, 0.05);
}

.checkmark {
    color: #00d4ff;
    font-weight: bold;
    font-size: 1.2rem;
}

.cross {
    color: #ff6b6b;
    font-weight: bold;
    font-size: 1.2rem;
}

.features-cta {
    padding: 80px 0;
    background: linear-gradient(180deg, var(--primary-color) 0%, rgba(138, 43, 226, 0.2) 30%, rgba(138, 43, 226, 0.2) 70%, var(--primary-color) 100%);
    text-align: center;
    position: relative;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.cta-content p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .feature-detail-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .feature-detail-content {
        padding-right: 0;
    }
    
    .features-hero h1 {
        font-size: 2.5rem;
    }
    
    .feature-detail-content h2 {
        font-size: 2rem;
    }
    
    .feature-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .feature-highlight {
        flex-direction: column;
        text-align: center;
    }
}