/* 煤矸石零废弃专栏 - 页面样式 */
/* 该文件为shanximgs专栏独立样式，需配合主站main.css使用 */

:root {
    --mgs-primary: #1A365D;
    --mgs-secondary: #D4AF37;
    --mgs-accent: #4A8FB5;
    --mgs-success: #28a745;
    --mgs-warning: #ffc107;
    --mgs-danger: #dc3545;
    --mgs-light: #f8f9fa;
    --mgs-dark: #333333;
    --mgs-gray: #666666;
    --mgs-gradient: linear-gradient(135deg, #1A365D 0%, #4A8FB5 100%);
}

/* 文章Hero区域 */
.article-hero {
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: 80px;
    background: var(--mgs-gradient);
}

.article-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/hero-contrast.jpg') center/cover no-repeat;
    filter: brightness(0.4);
    z-index: 0;
}

.article-hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.85) 0%, rgba(74, 143, 181, 0.75) 100%);
    z-index: 1;
}

.hero-content-wrapper {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #fff;
    padding: 60px 20px;
    max-width: 1000px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    background: rgba(212, 175, 55, 0.2);
    border: 1px solid rgba(212, 175, 55, 0.5);
    color: var(--mgs-secondary);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(10px);
}

.article-hero h1 {
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.3;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
}

.article-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.article-subtitle {
    font-size: 1.2rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.95);
    max-width: 800px;
    margin: 0 auto;
}

/* 文章内容区域 */
.article-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 60px 20px;
}

.article-content h2 {
    font-size: 2rem;
    color: var(--mgs-primary);
    margin: 3rem 0 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 3px solid var(--mgs-secondary);
    display: inline-block;
}

.article-content h3 {
    font-size: 1.5rem;
    color: var(--mgs-primary);
    margin: 2rem 0 1rem;
}

.article-content p {
    font-size: 1.1rem;
    line-height: 1.9;
    color: var(--mgs-dark);
    margin-bottom: 1.5rem;
}

.article-content strong {
    color: var(--mgs-primary);
    font-weight: 600;
}

/* 引言卡片 */
.quote-card {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 16px;
    padding: 30px 40px;
    margin: 2rem 0;
    border-left: 5px solid var(--mgs-secondary);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    position: relative;
}

.quote-card::before {
    content: '"';
    position: absolute;
    top: 10px;
    left: 20px;
    font-size: 4rem;
    color: rgba(212, 175, 55, 0.2);
    font-family: Georgia, serif;
    line-height: 1;
}

.quote-card p {
    font-size: 1.15rem;
    font-style: italic;
    color: var(--mgs-gray);
    margin: 0;
    position: relative;
    z-index: 1;
}

/* 技术路线卡片网格 */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 3rem 0;
}

.tech-card {
    background: #fff;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    border: 1px solid #eef2f6;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.tech-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.tech-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--mgs-gradient);
}

.tech-card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--mgs-accent), var(--mgs-primary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.8rem;
}

.tech-card h3 {
    font-size: 1.3rem;
    color: var(--mgs-primary);
    margin-bottom: 15px;
}

.tech-card p {
    font-size: 1rem;
    color: var(--mgs-gray);
    line-height: 1.7;
}

.tech-card ul {
    list-style: none;
    padding: 0;
    margin: 15px 0 0;
}

.tech-card ul li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    color: var(--mgs-gray);
    font-size: 0.95rem;
}

.tech-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--mgs-success);
    font-weight: bold;
}

/* 数据统计区域 */
.stats-section {
    background: var(--mgs-gradient);
    padding: 60px 0;
    margin: 4rem 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 30px 20px;
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--mgs-secondary);
    margin-bottom: 10px;
    display: block;
}

.stat-label {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
}

/* 图片展示 */
.image-showcase {
    margin: 3rem 0;
}

.image-showcase figure {
    margin: 0;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
}

.image-showcase img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.image-showcase figure:hover img {
    transform: scale(1.02);
}

.image-showcase figcaption {
    background: var(--mgs-light);
    padding: 15px 20px;
    font-size: 0.95rem;
    color: var(--mgs-gray);
    text-align: center;
    border-top: 3px solid var(--mgs-secondary);
}

/* 信息提示框 */
.info-box {
    padding: 20px 25px;
    border-radius: 12px;
    margin: 2rem 0;
}

.info-box.success {
    background: #d4edda;
    border-left: 4px solid var(--mgs-success);
}

.info-box.warning {
    background: #fff3cd;
    border-left: 4px solid var(--mgs-warning);
}

.info-box.info {
    background: #e7f3ff;
    border-left: 4px solid var(--mgs-accent);
}

.info-box h4 {
    margin: 0 0 10px;
    font-size: 1.1rem;
}

.info-box p {
    margin: 0;
    font-size: 1rem;
}

/* 流程图 */
.process-flow {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin: 3rem 0;
}

.process-step {
    display: flex;
    align-items: center;
    gap: 10px;
}

.process-step .step-number {
    width: 40px;
    height: 40px;
    background: var(--mgs-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 1.1rem;
}

.process-step .step-text {
    font-size: 1rem;
    color: var(--mgs-primary);
    font-weight: 500;
}

.process-arrow {
    font-size: 1.5rem;
    color: var(--mgs-accent);
}

/* CTA区域 */
.cta-section {
    background: var(--mgs-gradient);
    padding: 60px 20px;
    text-align: center;
    margin-top: 4rem;
}

.cta-section h2 {
    color: #fff;
    font-size: 2rem;
    margin-bottom: 20px;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-btn {
    display: inline-block;
    background: var(--mgs-secondary);
    color: var(--mgs-dark);
    padding: 15px 40px;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 8px 20px rgba(212, 175, 55, 0.3);
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(212, 175, 55, 0.4);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .article-hero h1 {
        font-size: 2rem;
    }

    .article-hero {
        min-height: 50vh;
    }

    .article-meta {
        gap: 1rem;
        font-size: 0.9rem;
    }

    .article-content h2 {
        font-size: 1.6rem;
    }

    .tech-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .process-flow {
        flex-direction: column;
        align-items: center;
    }

    .process-arrow {
        transform: rotate(90deg);
    }

    .quote-card {
        padding: 25px;
    }
}

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

    .stat-number {
        font-size: 2rem;
    }

    .article-content {
        padding: 40px 15px;
    }
}