/* استایل‌های اختصاصی صفحه سازه فضایی */

/* هیرو سکشن محصول */
.product-hero-section.spaceframe-hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, var(--color-background) 0%, rgba(59, 130, 246, 0.08) 100%);
    position: relative;
    overflow: hidden;
}

.product-hero-section.spaceframe-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, #3b82f6, #1d4ed8);
}

.product-hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.product-kicker {
    font-size: 1rem;
    color: #3b82f6;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 20px;
    display: block;
}

.product-title {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 25px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.product-lead {
    font-size: 1.3rem;
    color: var(--color-text-secondary);
    margin-bottom: 40px;
    line-height: 1.6;
}

.product-specs {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
}

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

.spec-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    color: #3b82f6;
    margin-bottom: 5px;
}

.spec-label {
    font-size: 0.9rem;
    color: var(--color-text-light);
    font-weight: 600;
}

.hero-actions {
    display: flex;
    gap: 20px;
    align-items: center;
}

.cta-button {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    color: white;
    border: none;
    padding: 18px 42px;
    border-radius: var(--border-radius);
    font-weight: 800;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all var(--transition-slow);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--shadow-industrial);
    position: relative;
    overflow: hidden;
}

.cta-button:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-heavy);
}

.secondary-button {
    background: transparent;
    color: #3b82f6;
    border: 2px solid #3b82f6;
    padding: 16px 32px;
    border-radius: var(--border-radius);
    font-weight: 700;
    text-decoration: none;
    transition: all var(--transition-normal);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.secondary-button:hover {
    background: #3b82f6;
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.product-hero-visual {
    position: relative;
}

.product-image-container {
    position: relative;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lift);
}

.product-main-image {
    width: 100%;
    height: 500px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.product-image-container:hover .product-main-image {
    transform: scale(1.05);
}

.floating-badge {
    position: absolute;
    top: 30px;
    right: 30px;
    background: var(--color-surface);
    padding: 15px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-heavy);
    text-align: center;
    border: 2px solid #3b82f6;
    z-index: 2;
}

.strength-badge .badge-value {
    display: block;
    font-size: 1.8rem;
    font-weight: 900;
    color: #3b82f6;
    line-height: 1;
}

.strength-badge .badge-label {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    font-weight: 600;
}

/* سکشن معرفی محصول */
.introduction-section {
    background: var(--color-surface);
    padding: 100px 0;
}

.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.intro-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 25px;
    color: var(--color-text-primary);
}

.intro-content p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin-bottom: 25px;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
    margin-top: 40px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    background: var(--color-background);
    border-radius: var(--border-radius);
    transition: all var(--transition-normal);
}

.feature-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

[dir="rtl"] .feature-item:hover {
    transform: translateX(-10px);
}

.feature-item .material-icons-outlined {
    font-size: 2.5rem;
    color: #3b82f6;
    flex-shrink: 0;
}

.feature-item h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-text-primary);
}

.feature-item p {
    margin: 0;
    font-size: 1rem;
    color: var(--color-text-secondary);
}

.intro-image {
    position: relative;
}

.intro-img {
    width: 100%;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-industrial);
}

/* سکشن انواع سازه فضایی */
.types-section {
    background: linear-gradient(135deg, var(--color-background) 0%, rgba(59, 130, 246, 0.05) 100%);
    padding: 100px 0;
}

.spaceframe-types-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.type-card {
    background: var(--color-surface);
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-industrial);
    transition: all var(--transition-slow);
    border: 2px solid transparent;
}

.type-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-heavy);
    border-color: #3b82f6;
}

.type-visual {
    height: 200px;
    background: var(--color-background);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.structure-shape {
    position: relative;
    transition: all var(--transition-normal);
}

.structure-shape.flat-grid {
    width: 150px;
    height: 100px;
    background: 
        linear-gradient(90deg, transparent 24px, #3b82f6 24px, #3b82f6 26px, transparent 26px),
        linear-gradient(0deg, transparent 24px, #3b82f6 24px, #3b82f6 26px, transparent 26px);
    background-size: 30px 30px;
}

.structure-shape.barrel-vault {
    width: 120px;
    height: 80px;
    border: 3px solid #3b82f6;
    border-radius: 50% 50% 0 0;
    position: relative;
}

.structure-shape.barrel-vault::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 10px;
    right: 10px;
    bottom: 10px;
    border: 2px dashed #3b82f6;
    border-radius: 40% 40% 0 0;
}

.structure-shape.spherical-dome {
    width: 100px;
    height: 100px;
    border: 3px solid #3b82f6;
    border-radius: 50%;
    position: relative;
}

.structure-shape.spherical-dome::before {
    content: '';
    position: absolute;
    top: 15px;
    left: 15px;
    right: 15px;
    bottom: 15px;
    border: 2px dashed #3b82f6;
    border-radius: 50%;
}

.type-card:hover .structure-shape {
    transform: scale(1.1);
}

.type-content {
    padding: 30px;
}

.type-content h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--color-text-primary);
}

.type-content p {
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

.type-specs {
    list-style: none;
    padding: 0;
    margin: 0;
}

.type-specs li {
    padding: 8px 0;
    color: var(--color-text-secondary);
    position: relative;
    padding-left: 20px;
    border-bottom: 1px solid var(--color-border);
}

.type-specs li:last-child {
    border-bottom: none;
}

.type-specs li::before {
    content: '◉';
    position: absolute;
    left: 0;
    color: #3b82f6;
    font-size: 0.8rem;
}

[dir="rtl"] .type-specs li {
    padding-left: 0;
    padding-right: 20px;
}

[dir="rtl"] .type-specs li::before {
    left: auto;
    right: 0;
}

/* سکشن کاربردها */
.applications-section {
    background: var(--color-surface);
    padding: 100px 0;
}

.applications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.application-card {
    background: var(--color-surface);
    padding: 35px 25px;
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-slow);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    height: 100%;
}

.application-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: #3b82f6;
    transform: scaleX(0);
    transition: transform var(--transition-slow);
}

.application-card:hover::before {
    transform: scaleX(1);
}

.application-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-heavy);
    border-color: #3b82f6;
}

.app-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: white;
    transition: all var(--transition-normal);
}

.application-card:hover .app-icon {
    transform: scale(1.1) rotate(5deg);
}

.app-icon .material-icons-outlined {
    font-size: 2rem;
}

.application-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--color-text-primary);
}

.application-card p {
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
    font-size: 1rem;
}

.app-details {
    list-style: none;
    padding: 0;
    margin: 0;
}

.app-details li {
    padding: 8px 0;
    color: var(--color-text-secondary);
    position: relative;
    padding-left: 20px;
    border-bottom: 1px solid var(--color-border-light);
    font-size: 0.95rem;
}

.app-details li:last-child {
    border-bottom: none;
}

.app-details li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #3b82f6;
    font-weight: bold;
}

[dir="rtl"] .app-details li {
    padding-left: 0;
    padding-right: 20px;
}

[dir="rtl"] .app-details li::before {
    left: auto;
    right: 0;
}

/* سکشن مزایا */
.benefits-section {
    background: linear-gradient(135deg, var(--color-background) 0%, rgba(59, 130, 246, 0.05) 100%);
    padding: 100px 0;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.benefit-card {
    background: var(--color-background);
    padding: 35px 25px;
    border-radius: var(--border-radius-lg);
    text-align: center;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: #3b82f6;
}

.benefit-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    transition: all var(--transition-normal);
}

.benefit-card:hover .benefit-icon {
    transform: scale(1.1);
}

.benefit-icon .material-icons-outlined {
    font-size: 2.2rem;
}

.benefit-card h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--color-text-primary);
}

.benefit-card p {
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* سکشن CTA */
.product-cta-section.spaceframe-cta {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.product-cta-section.spaceframe-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 100" fill="%23ffffff" opacity="0.05"><path d="M0 70l50 30 50-30 50 30 50-30 50 30 50-30 50 30 50-30 50 30 50-30 50 30 50-30 50 30 50-30v100H0z"/></svg>');
    background-size: cover;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    color: white;
    -webkit-text-fill-color: white;
    background: none;
}

.cta-content p {
    font-size: 1.3rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.cta-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    align-items: center;
}

/* استایل‌های عمومی برای المان‌های fade-me */
.fade-me {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in {
    opacity: 1;
    transform: translateY(0);
}

/* استایل‌های عمومی section */
.section-gap {
    padding: 100px 0;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    text-align: center;
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ریسپانسیو */
@media (max-width: 1200px) {
    .intro-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 992px) {
    .product-hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .product-title {
        font-size: 2.8rem;
    }
    
    .product-specs {
        justify-content: center;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .spaceframe-types-grid {
        grid-template-columns: 1fr;
    }
    
    .applications-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 768px) {
    .applications-grid {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .product-hero-section.spaceframe-hero {
        padding: 120px 0 60px;
    }
    
    .product-title {
        font-size: 2.2rem;
    }
    
    .product-specs {
        flex-direction: column;
        gap: 20px;
    }
    
    .cta-content h2 {
        font-size: 2.2rem;
    }
    
    .intro-content h2 {
        font-size: 2rem;
    }
    
    .feature-item {
        padding: 15px;
    }
    
    .section-gap {
        padding: 80px 0;
    }
}

@media (max-width: 480px) {
    .product-title {
        font-size: 2rem;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .cta-button, .secondary-button {
        width: 100%;
        justify-content: center;
    }
    
    .spaceframe-types-grid {
        grid-template-columns: 1fr;
    }
    
    .applications-grid {
        grid-template-columns: 1fr;
    }
    
    .section-gap {
        padding: 60px 0;
    }
}