* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    background: #f8fafb;
    color: #1e293b;
    line-height: 1.6;
}

/* Navigation */
.navbar {
    background: linear-gradient(135deg, #0f172a 0%, #1e40af 50%, #0ea5e9 100%);
    color: white;
    padding: 1rem 2rem;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.nav-brand h1 {
    margin: 0;
    font-size: 1.8rem;
    font-weight: 700;
}

.nav-brand span {
    font-size: 0.9rem;
    opacity: 0.9;
    display: block;
    margin-top: -0.2rem;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: white;
    transition: all 0.3s ease;
    border-radius: 2px;
}

/* Main content */
#app {
    margin-top: 80px;
    min-height: calc(100vh - 160px);
    transition: opacity 0.3s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #0f172a 0%, #1e40af 50%, #0ea5e9 100%);
    color: white;
    padding: 4rem 0;
    display: flex;
    align-items: center;
    min-height: 500px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(14, 165, 233, 0.2) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    flex: 1;
    padding: 2rem;
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin: 0 0 1rem 0;
    letter-spacing: -0.02em;
}

.hero-content p {
    font-size: 1.4rem;
    margin: 0 0 1rem 0;
    opacity: 0.95;
}

.hero-subtitle {
    font-size: 1.1rem !important;
    opacity: 0.8 !important;
    margin-bottom: 2rem !important;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.hero-image {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-primary {
    background: white;
    color: #1e40af;
}

.btn-primary:hover {
    background: #f8fafc;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.btn-secondary {
    background: transparent;
    color: white;
    border-color: white;
}

.btn-secondary:hover {
    background: white;
    color: #1e40af;
    transform: translateY(-2px);
}

/* Page Headers */
.page-header {
    background: linear-gradient(135deg, #0f172a 0%, #1e40af 50%, #0ea5e9 100%);
    color: white;
    padding: 3rem 0;
    text-align: center;
    margin-bottom: 3rem;
}

.page-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin: 0;
}

/* Features Section */
.features-section {
    padding: 4rem 0;
    background: white;
}

.features-section h2 {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 3rem;
    color: #1e293b;
}

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

.feature-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

.feature-card img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.feature-card h3 {
    color: #1e293b;
    font-size: 1.3rem;
    margin: 0 0 1rem 0;
}

.feature-card p {
    color: #475569;
    margin: 0;
}

/* Product Showcase */
.product-showcase {
    background: white;
    border-radius: 16px;
    padding: 3rem;
    margin-bottom: 3rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
}

.product-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.product-content h2 {
    color: #1e293b;
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
}

.product-tagline {
    font-size: 1.2rem;
    color: #0ea5e9;
    font-weight: 600;
    margin: 0 0 1.5rem 0 !important;
}

.product-features {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0 0 0;
}

.product-features li {
    padding: 0.5rem 0;
    position: relative;
    padding-left: 2rem;
    color: #475569;
}

.product-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #0ea5e9;
    font-weight: bold;
}

.product-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Product Gallery */
.product-gallery {
    margin-top: 3rem;
}

.product-gallery h3 {
    font-size: 1.8rem;
    color: #1e293b;
    margin-bottom: 2rem;
    text-align: center;
}

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

.gallery-item {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.gallery-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

.gallery-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.gallery-item p {
    padding: 1rem;
    margin: 0;
    color: #475569;
    text-align: center;
}

/* Team Section */
.team-intro {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-bottom: 4rem;
    background: white;
    border-radius: 16px;
    padding: 3rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
}

.team-intro h2 {
    color: #1e293b;
    font-size: 2rem;
    margin: 0 0 1rem 0;
}

.team-intro p {
    color: #475569;
    font-size: 1.1rem;
    line-height: 1.7;
    margin: 0;
}

.team-intro-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.team-members {
    margin-top: 3rem;
}

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

.member {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.member::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #0ea5e9 0%, #1e40af 100%);
}

.member:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

.member h3 {
    margin: 0 0 0.5rem 0;
    color: #1e293b;
    font-size: 1.3rem;
    font-weight: 600;
}

.member-role {
    color: #0ea5e9;
    font-weight: 600;
    margin: 0 0 1rem 0 !important;
}

.member-description {
    color: #475569;
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0 0 1rem 0;
}

.member small {
    font-size: 0.9rem;
    color: #64748b;
    display: block;
    margin-top: 1rem;
}

.member a {
    color: #0ea5e9;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.member a:hover {
    color: #1e40af;
    text-decoration: underline;
}

/* Footer */
footer {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #e2e8f0;
    text-align: center;
    padding: 2rem 0;
    margin-top: 4rem;
    font-size: 0.95rem;
    border-top: 1px solid rgba(14, 165, 233, 0.1);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.footer-content p {
    margin: 0;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: #e2e8f0;
    background: rgba(14, 165, 233, 0.1);
    border: 1px solid rgba(14, 165, 233, 0.2);
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    color: #0ea5e9;
    background: rgba(14, 165, 233, 0.2);
    border-color: rgba(14, 165, 233, 0.4);
    transform: translateY(-2px);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

@media (max-width: 768px) {
    .footer-content {
        gap: 0.75rem;
    }
    
    .social-link {
        width: 36px;
        height: 36px;
    }
    
    .social-link svg {
        width: 18px;
        height: 18px;
    }
}

/* Image loading states and optimization */
img {
    height: auto;
    max-width: 100%;
}

img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s ease;
}

img.loaded,
img[loading="eager"] {
    opacity: 1;
}

/* Loading placeholder for images */
picture {
    display: block;
    position: relative;
    overflow: hidden;
}

picture::before {
    content: '';
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    opacity: 0;
    transition: opacity 0.3s ease;
}

picture img:not(.loaded) + picture::before {
    opacity: 1;
}

/* Animation classes */
.animate-in {
    animation: slideInUp 0.6s ease forwards;
}

@keyframes loading {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .navbar {
        padding: 1rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: linear-gradient(135deg, #0f172a 0%, #1e40af 100%);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        transition: left 0.3s ease;
        padding-top: 2rem;
        gap: 1rem;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero-section {
        flex-direction: column;
        text-align: center;
        padding: 2rem 0;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .product-main {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .team-intro {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .features-grid,
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
    }
}