/* 文章正文样式 */
.vape-article-body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.7;
    color: #333;
    max-width: 900px;
    margin: 0 auto;
}

/* 引言 */
.article-intro {
    margin-bottom: 3rem;
}

.lead-text {
    font-size: 1.2rem;
    color: #1e293b;
    font-weight: 500;
    padding: 2rem;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-radius: 12px;
    border-left: 4px solid #0ea5e9;
    margin: 0;
    line-height: 1.8;
}

/* 标题 */
h2 {
    font-size: 1.8rem;
    font-weight: 700;
    color: #1e293b;
    margin: 3rem 0 1.5rem;
    padding-bottom: 0.8rem;
    border-bottom: 3px solid #3b82f6;
    position: relative;
}

h3 {
    font-size: 1.4rem;
    font-weight: 600;
    color: #334155;
    margin: 1.5rem 0 1rem;
}

/* 内容区块 */
.content-block {
    margin-bottom: 2rem;
}

.content-block p {
    color: #475569;
    line-height: 1.8;
    margin-bottom: 1rem;
}

/* 对比图 */
.comparison-diagram {
    margin: 2rem 0;
    text-align: center;
}

.diagram-placeholder {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border: 2px dashed #cbd5e1;
    border-radius: 12px;
    padding: 3rem;
    margin-bottom: 1rem;
}

.placeholder-content {
    color: #64748b;
}

.diagram-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.image-caption {
    color: #64748b;
    font-size: 0.9rem;
    font-style: italic;
    margin-top: 0.5rem;
}

/* 对比表格 */
.comparison-table-container {
    overflow-x: auto;
    margin: 2.5rem 0;
}

.technical-comparison {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.technical-comparison th {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    color: white;
    padding: 1.2rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.95rem;
}

.technical-comparison td {
    padding: 1.2rem;
    border-bottom: 1px solid #e2e8f0;
    color: #475569;
}

.technical-comparison tr:hover {
    background: #f8fafc;
}

/* 优势网格 */
.advantage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2.5rem 0;
}

.advantage-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    border-color: #cbd5e0;
}

.card-header {
    padding: 1.5rem 1.5rem 0.5rem;
    position: relative;
}

.advantage-number {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 3rem;
    font-weight: 900;
    color: #f1f5f9;
    z-index: 1;
}

.card-header h3 {
    position: relative;
    z-index: 2;
    margin: 0;
    color: #1e293b;
}

.card-body {
    padding: 0 1.5rem 1.5rem;
}

.card-body p {
    color: #475569;
    margin-bottom: 1rem;
    line-height: 1.7;
}

.benefit-list {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.benefit-list li {
    padding: 0.5rem 0;
    color: #475569;
    position: relative;
    padding-left: 1.5rem;
}

.benefit-list li:before {
    content: "✓";
    color: #10b981;
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* 优缺点 */
.pros-cons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2.5rem 0;
}

.pros-card, .cons-card {
    padding: 2rem;
    border-radius: 12px;
}

.pros-card {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    border: 2px solid #10b981;
}

.cons-card {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    border: 2px solid #ef4444;
}

.card-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.pros-card h3, .cons-card h3 {
    color: #1e293b;
    margin-top: 0;
}

.pros-card ul, .cons-card ul {
    list-style: none;
    padding-left: 0;
    margin: 1rem 0 0;
}

.pros-card li, .cons-card li {
    padding: 0.5rem 0;
    position: relative;
    padding-left: 1.5rem;
}

.pros-card li:before {
    content: "✓";
    color: #059669;
    position: absolute;
    left: 0;
    font-weight: bold;
}

.cons-card li:before {
    content: "•";
    color: #dc2626;
    position: absolute;
    left: 0;
    font-weight: bold;
    font-size: 1.2rem;
}

/* 技术规格 */
.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.spec-item {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
    text-align: center;
}

.spec-label {
    display: block;
    font-weight: 600;
    color: #334155;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.spec-value {
    color: #64748b;
    font-size: 0.95rem;
}

/* 产品展示 */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.gallery-item {
    text-align: center;
}

.image-placeholder {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.placeholder-text {
    color: #64748b;
    text-align: center;
}

.placeholder-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 0.5rem;
}

.caption {
    color: #64748b;
    font-size: 0.9rem;
    margin: 0;
}

/* CTA */
.article-cta {
    margin-top: 4rem;
    padding: 3rem;
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: white;
    border-radius: 16px;
    text-align: center;
}

.cta-container h3 {
    color: white;
    font-size: 1.6rem;
    margin-top: 0;
}

.cta-container p {
    font-size: 1.05rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 1rem auto 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.9rem 1.8rem;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.primary-btn {
    background: linear-gradient(135deg, #8b5cf6 0%, #3b82f6 100%);
    color: white;
}

.primary-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.4);
}

.secondary-btn {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.secondary-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

.btn-icon {
    fill: currentColor;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .vape-article-body {
        padding: 0 1rem;
    }
    
    h2 {
        font-size: 1.5rem;
        margin: 2.5rem 0 1.2rem;
    }
    
    h3 {
        font-size: 1.2rem;
    }
    
    .lead-text {
        padding: 1.5rem;
        font-size: 1.1rem;
    }
    
    .advantage-grid,
    .pros-cons-grid,
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .specs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .cta-btn {
        width: 100%;
        justify-content: center;
    }
    
    .article-cta {
        padding: 2rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .specs-grid {
        grid-template-columns: 1fr;
    }
}