/**
 * 长尾关键词解决方案详情页通用样式
 * 用于 /solutions/ 目录下的所有详情页面
 */

/* Hero Section */
.solution-detail-hero {
    background: linear-gradient(135deg, #0a1628 0%, #1a365d 100%);
    padding: 120px 0 80px;
    color: white;
}

.solution-detail-hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.solution-detail-hero .hero-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    max-width: 700px;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.hero-stat {
    text-align: center;
}

.hero-stat .number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #00A6FB;
}

.hero-stat .label {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Pain Points Section */
.pain-section {
    padding: 80px 0;
    background: #f8fafc;
}

.pain-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.pain-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    border-left: 4px solid #e74c3c;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.pain-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.pain-card h3 {
    color: #1a365d;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.2rem;
}

.pain-card h3 i {
    color: #e74c3c;
    font-size: 1.4rem;
}

.pain-card p {
    color: #64748b;
    line-height: 1.6;
}

/* Solution Steps Section */
.solution-section {
    padding: 80px 0;
}

.solution-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.solution-step {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    position: relative;
    border-top: 4px solid #00A6FB;
    transition: transform 0.3s ease;
}

.solution-step:hover {
    transform: translateY(-5px);
}

.step-number {
    position: absolute;
    top: -20px;
    left: 2rem;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #00A6FB 0%, #0082c8 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    box-shadow: 0 4px 10px rgba(0,166,251,0.3);
}

.solution-step h3 {
    margin-top: 1rem;
    color: #1a365d;
    font-size: 1.2rem;
}

.solution-step p {
    color: #64748b;
    line-height: 1.6;
    margin-top: 0.5rem;
}

/* Advantage Section */
.advantage-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #0a1628 0%, #1a365d 100%);
    color: white;
}

.advantage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.advantage-card {
    background: rgba(255,255,255,0.1);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    transition: transform 0.3s ease, background 0.3s ease;
}

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

.advantage-card i {
    font-size: 3rem;
    color: #00A6FB;
    margin-bottom: 1rem;
}

.advantage-card h3 {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.advantage-card p {
    opacity: 0.8;
    line-height: 1.6;
}

/* Dynamic Content Section */
.dynamic-content-section {
    padding: 80px 0;
    background: #f8fafc;
}

.content-placeholder {
    background: white;
    border-radius: 12px;
    padding: 3rem;
    text-align: center;
    border: 2px dashed #e2e8f0;
}

.content-placeholder i {
    font-size: 4rem;
    color: #cbd5e1;
    margin-bottom: 1rem;
}

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

/* Related Content Cards */
.related-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.content-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.content-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.content-card-image {
    height: 180px;
    background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.content-card-image i {
    font-size: 3rem;
    color: #0284c7;
}

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

.content-card h3 {
    font-size: 1.1rem;
    color: #1a365d;
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.content-card p {
    color: #64748b;
    font-size: 0.9rem;
    line-height: 1.6;
}

.content-card .tags {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.content-card .tag {
    background: #e0f2fe;
    color: #0369a1;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
    text-align: center;
    background: white;
}

.cta-section h2 {
    font-size: 2rem;
    color: #1a365d;
    margin-bottom: 1rem;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.btn-primary {
    background: linear-gradient(135deg, #00A6FB 0%, #0082c8 100%);
    color: white;
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,166,251,0.4);
}

.btn-secondary {
    background: white;
    color: #1a365d;
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    border: 2px solid #1a365d;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-secondary:hover {
    background: #1a365d;
    color: white;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 2rem;
}

.section-header h2 {
    color: #1a365d;
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.section-header p {
    color: #64748b;
}

/* Footer */
.footer-section {
    background: #0a1628;
    color: white;
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-brand .footer-logo {
    height: 40px;
    margin-bottom: 1rem;
}

.footer-links h4,
.footer-contact h4 {
    color: #00A6FB;
    margin-bottom: 1rem;
    font-size: 1rem;
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links ul li {
    margin-bottom: 0.5rem;
}

.footer-links ul li a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links ul li a:hover {
    color: #00A6FB;
}

.footer-contact p {
    color: rgba(255,255,255,0.7);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-contact i {
    color: #00A6FB;
    width: 20px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 1.5rem;
    text-align: center;
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
}

.footer-bottom a {
    color: rgba(255,255,255,0.5);
    text-decoration: none;
}

.footer-bottom a:hover {
    color: #00A6FB;
}

/* Responsive */
@media (max-width: 768px) {
    .solution-detail-hero {
        padding: 100px 0 60px;
    }

    .solution-detail-hero h1 {
        font-size: 1.8rem;
    }

    .solution-detail-hero .hero-subtitle {
        font-size: 1rem;
    }

    .hero-stats {
        gap: 1.5rem;
    }

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

    .pain-section,
    .solution-section,
    .advantage-section,
    .dynamic-content-section,
    .cta-section {
        padding: 60px 0;
    }

    .cta-section h2 {
        font-size: 1.5rem;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .solution-detail-hero h1 {
        font-size: 1.5rem;
    }

    .hero-stats {
        flex-direction: column;
        align-items: center;
    }

    .pain-cards,
    .solution-steps,
    .advantage-grid,
    .related-content {
        grid-template-columns: 1fr;
    }
}