/* 🌫️ 页面样式 - Loro Piana 灰色系统 */

.breadcrumb {
    margin-bottom: 40px;
}

.back-link {
    color: var(--earth-medium);
    text-decoration: none;
    font-size: 1rem;
    transition: color 0.3s ease;
}

.back-link:hover {
    color: var(--earth-dark);
}

.page-title {
    font-size: 3.5rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    margin-bottom: 10px;
    text-align: center;
}

.page-subtitle {
    font-size: 1.2rem;
    color: var(--earth-medium);
    font-weight: 300;
    letter-spacing: 0.2em;
    text-align: center;
    text-transform: uppercase;
    margin-bottom: 60px;
}

.page-content {
    max-width: 700px;
    margin: 0 auto;
}

.section-title {
    font-size: 1.8rem;
    font-weight: 400;
    margin-bottom: 30px;
    text-align: center;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 1px;
    background-color: var(--earth-dark);
}

.philosophy {
    margin-bottom: 80px;
}

.philosophy-text {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--earth-medium);
    text-align: justify;
    font-weight: 300;
}

/* Principles Grid */
.principles {
    margin-bottom: 80px;
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.principle-card {
    text-align: center;
    padding: 30px 20px;
    border: 1px solid var(--earth-lighter);
    transition: all 0.3s ease;
}

.principle-card:hover {
    border-color: var(--earth-dark);
    transform: translateY(-5px);
}

.principle-title {
    font-size: 1.3rem;
    font-weight: 500;
    margin-bottom: 15px;
}

.principle-desc {
    font-size: 0.95rem;
    color: var(--earth-medium);
    line-height: 1.6;
}

/* Case Study */
.case-study {
    margin-bottom: 80px;
}

.case-content {
    display: flex;
    align-items: center;
    gap: 50px;
    margin-top: 40px;
}

.case-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 200px;
}

.case-number {
    font-size: 3rem;
    font-weight: 500;
    color: #000000;
    margin-bottom: 10px;
}

.case-label {
    font-size: 0.9rem;
    color: #666666;
    text-align: center;
    line-height: 1.4;
}

.case-description {
    flex: 1;
}

.case-description p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: #333333;
}

/* Quote Section */
.quote {
    text-align: center;
    margin: 80px 0;
    padding: 40px;
    border-left: 3px solid #000000;
    background-color: #fafafa;
}

.quote-text {
    font-size: 1.4rem;
    font-style: italic;
    line-height: 1.6;
    color: #333333;
    margin-bottom: 20px;
}

.quote-author {
    font-size: 1rem;
    color: #666666;
    font-weight: 400;
}

/* Company Page Specific Styles */
.model {
    margin-bottom: 80px;
}

.model .page-content {
    max-width: 800px;
}

.model-flow {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 10px;
    margin-top: 40px;
    flex-wrap: nowrap;
    padding: 20px 0;
    overflow-x: auto;
}

.flow-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    min-width: 130px;
    flex: 1;
    max-width: 160px;
    flex-shrink: 0;
}

.step-number {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background-color: #000000;
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
    margin-bottom: 20px;
    flex-shrink: 0;
}

.step-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
}

.step-title {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 10px;
    min-height: 1.3em;
    display: flex;
    align-items: center;
}

.step-desc {
    font-size: 0.9rem;
    color: #666666;
    line-height: 1.5;
    text-align: center;
    flex: 1;
    display: flex;
    align-items: center;
}

.flow-arrow {
    font-size: 1.5rem;
    color: #cccccc;
    margin: 0 2px;
    align-self: flex-start;
    margin-top: 22px;
    flex-shrink: 0;
    min-width: 20px;
    text-align: center;
}

.achievements-detail {
    margin-bottom: 80px;
}

.achievement-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.achievement-item {
    text-align: center;
    padding: 30px 20px;
}

.achievement-number {
    font-size: 2.5rem;
    font-weight: 500;
    color: #000000;
    display: block;
    margin-bottom: 10px;
}

.achievement-label {
    font-size: 1.1rem;
    color: #666666;
    display: block;
    margin-bottom: 15px;
}

.achievement-desc {
    font-size: 0.95rem;
    color: #888888;
    line-height: 1.5;
}

/* AI Page Specific Styles */
.ai-education {
    margin-bottom: 80px;
}

.education-points {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.point {
    text-align: center;
}

.point-title {
    font-size: 1.2rem;
    font-weight: 500;
    margin-bottom: 15px;
}

.point-desc {
    font-size: 0.95rem;
    color: #666666;
    line-height: 1.6;
}

.course-impact {
    margin-bottom: 80px;
}

.impact-stats {
    margin-top: 40px;
}

.impact-item {
    text-align: center;
    padding: 40px;
    border: 1px solid #eeeeee;
}

.impact-title {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 25px;
}

.impact-numbers {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 25px;
}

.impact-stat {
    font-size: 1.1rem;
    color: #000000;
    font-weight: 500;
}

.impact-desc {
    font-size: 1rem;
    color: #666666;
    line-height: 1.6;
    max-width: 500px;
    margin: 0 auto;
}

.ai-tools {
    margin-bottom: 80px;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.tool-category {
    text-align: center;
    padding: 25px 20px;
    border: 1px solid #eeeeee;
    transition: all 0.3s ease;
}

.tool-category:hover {
    border-color: #000000;
    transform: translateY(-3px);
}

.category-title {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 10px;
}

.category-desc {
    font-size: 0.9rem;
    color: #666666;
    line-height: 1.4;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .page-title {
        font-size: 2.5rem;
    }
    
    .case-content {
        flex-direction: column;
        gap: 30px;
    }
    
    .model-flow {
        flex-direction: column;
        align-items: center;
        gap: 30px;
    }
    
    .flow-step {
        max-width: 300px;
        width: 100%;
    }
    
    .flow-arrow {
        transform: rotate(90deg);
        margin: 15px 0;
        margin-top: 0;
        align-self: center;
    }
    
    .impact-numbers {
        flex-direction: column;
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .page-title {
        font-size: 2rem;
    }
    
    .principles-grid,
    .achievement-grid,
    .education-points,
    .tools-grid {
        grid-template-columns: 1fr;
    }
}