/* AMS 4981 Titanium Aerospace Forgings Product Page Styles */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

.product-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background-color: white;
}

/* Header Section */
.header-section {
    background: linear-gradient(135deg, #1a5276 0%, #2e86c1 100%);
    padding: 50px 30px;
    border-radius: 10px;
    margin-bottom: 40px;
    color: white;
    position: relative;
    overflow: hidden;
}

.header-decoration {
    position: absolute;
    top: -50px;
    right: -50px;
    width: 200px;
    height: 200px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.header-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.header-content h2 {
    margin: 0 0 10px 0;
    font-size: 36px;
    font-weight: bold;
}

.header-content p {
    margin: 0;
    font-size: 18px;
    opacity: 0.9;
}

/* Two Column Layout */
.two-column-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

.main-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Engineering Section */
.engineering-section {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 10px;
}

.engineering-section h2 {
    color: #2c3e50;
    margin-bottom: 20px;
    font-size: 24px;
}

.engineering-section p {
    line-height: 1.7;
    margin-bottom: 15px;
}

.engineering-section p:last-child {
    margin-bottom: 0;
}

/* Performance Metrics */
.performance-metrics {
    background: white;
    border: 2px solid #e9ecef;
    border-radius: 10px;
    padding: 25px;
}

.performance-metrics h3 {
    color: #2c3e50;
    margin-bottom: 20px;
    font-size: 20px;
    text-align: center;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.metric-card {
    text-align: center;
    padding: 15px;
    background: #e8f4f8;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.metric-card:hover {
    transform: translateY(-2px);
}

.metric-value {
    font-size: 24px;
    font-weight: bold;
    color: #1a5276;
    margin-bottom: 5px;
}

.metric-label {
    font-size: 14px;
    color: #666;
}

/* Product Image */
.product-image {
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    padding: 20px;
    text-align: center;
}

.product-image img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 15px;
}

.image-caption {
    background: #1a5276;
    color: white;
    padding: 10px;
    border-radius: 6px;
    font-size: 14px;
}

/* Features Section */
.features-section {
    margin-bottom: 40px;
}

.features-section h2 {
    color: #2c3e50;
    text-align: center;
    margin-bottom: 30px;
    font-size: 28px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.feature-card {
    background: white;
    border: 1px solid #e9ecef;
    border-radius: 10px;
    padding: 25px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    font-size: 20px;
    color: white;
}

.feature-icon.shield {
    background: #1a5276;
}

.feature-icon.balance {
    background: #28b463;
}

.feature-icon.durability {
    background: #e74c3c;
}

.feature-card h3 {
    color: #2c3e50;
    margin-bottom: 15px;
    font-size: 18px;
}

.feature-card p {
    line-height: 1.6;
    color: #666;
    margin: 0;
}

/* Applications Section */
.applications-section {
    background: #f8f9fa;
    padding: 40px;
    border-radius: 10px;
    margin-bottom: 40px;
}

.applications-section h2 {
    color: #2c3e50;
    text-align: center;
    margin-bottom: 30px;
    font-size: 28px;
}

.applications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

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

.application-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    font-size: 24px;
    color: white;
}

.application-icon.rocket {
    background: #1a5276;
}

.application-icon.landing {
    background: #28b463;
}

.application-icon.airframe {
    background: #e74c3c;
}

.application-icon.controls {
    background: #8e44ad;
}

.application-item h4 {
    color: #2c3e50;
    margin: 0 0 10px 0;
    font-size: 16px;
}

.application-item p {
    font-size: 14px;
    color: #666;
    margin: 0;
    line-height: 1.5;
}

/* Specifications Section */
.specifications-section {
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    margin-bottom: 40px;
    overflow: hidden;
}

.specifications-header {
    background: #2c3e50;
    padding: 20px;
}

.specifications-header h2 {
    color: white;
    margin: 0;
    text-align: center;
}

.specifications-content {
    padding: 30px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.spec-group h4 {
    color: #1a5276;
    margin-bottom: 15px;
    border-bottom: 2px solid #1a5276;
    padding-bottom: 5px;
}

.spec-group ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.spec-group li {
    padding: 8px 0;
    border-bottom: 1px solid #f0f0f0;
}

.spec-group li:last-child {
    border-bottom: none;
}

/* Value Proposition */
.value-proposition {
    background: linear-gradient(135deg, #1a5276 0%, #2e86c1 100%);
    padding: 40px;
    border-radius: 10px;
    color: white;
}

.value-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.value-content h2 {
    margin: 0 0 20px 0;
    font-size: 28px;
}

.value-content p {
    margin: 0 0 25px 0;
    line-height: 1.6;
    font-size: 16px;
    opacity: 0.9;
}

.value-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.value-metric {
    text-align: center;
}

.value-number {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 5px;
}

.value-label {
    font-size: 14px;
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .two-column-layout {
        grid-template-columns: 1fr;
    }
    
    .header-content h2 {
        font-size: 28px;
    }
    
    .header-content p {
        font-size: 16px;
    }
    
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid,
    .applications-grid {
        grid-template-columns: 1fr;
    }
    
    .specifications-content {
        grid-template-columns: 1fr;
    }
    
    .value-metrics {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 480px) {
    .product-page {
        padding: 10px;
    }
    
    .header-section {
        padding: 30px 20px;
    }
    
    .header-content h2 {
        font-size: 24px;
    }
    
    .metrics-grid {
        grid-template-columns: 1fr;
    }
    
    .value-metrics {
        grid-template-columns: 1fr;
    }
}

/* Animation Effects */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feature-card,
.metric-card,
.application-item {
    animation: fadeInUp 0.6s ease-out;
}

.feature-card:nth-child(2) {
    animation-delay: 0.1s;
}

.feature-card:nth-child(3) {
    animation-delay: 0.2s;
}

/* Hover Effects */
.header-section {
    transition: transform 0.3s ease;
}

.header-section:hover {
    transform: scale(1.01);
}

.spec-group li {
    transition: background-color 0.3s ease;
}

.spec-group li:hover {
    background-color: #f8f9fa;
}

/* Print Styles */
@media print {
    .product-page {
        max-width: 100%;
        margin: 0;
        padding: 20px;
    }
    
    .header-section {
        background: #1a5276 !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
    
    .feature-card,
    .metric-card {
        break-inside: avoid;
    }
}