/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #1e293b;
    background-color: #ffffff;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
    line-height: 1.7;
}

/* Gradient Text */
.gradient-text {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Header Styles */
.header-section {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    padding: 1rem 0;
}

.header-section.scrolled {
    background: rgba(30, 58, 138, 0.95);
    backdrop-filter: blur(15px);
    box-shadow: 0 4px 20px rgba(30, 58, 138, 0.3);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: white;
}

.logo i {
    font-size: 2.5rem;
    color: #f59e0b;
}

.logo-text h1 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 0;
}

.logo-text span {
    font-size: 0.9rem;
    color: #93c5fd;
}

.navigation {
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu li a {
    color: #e0e7ff;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 8px;
}

.nav-menu li a:hover {
    color: #f59e0b;
    background: rgba(245, 158, 11, 0.1);
}

.cta-btn {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%) !important;
    color: white !important;
    padding: 0.75rem 1.5rem !important;
    border-radius: 25px !important;
    font-weight: 600 !important;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
    transition: all 0.3s ease;
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
}

.mobile-menu-toggle {
    display: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 50%, #1d4ed8 100%);
    color: white;
    padding: 140px 0 100px;
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.1;
}

.hero-pattern {
    width: 100%;
    height: 100%;
    background-image: radial-gradient(circle at 25px 25px, rgba(255,255,255,0.3) 2px, transparent 0);
    background-size: 50px 50px;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 2rem;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: 1.2rem;
    color: #e0e7ff;
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.btn-primary {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(245, 158, 11, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

.trust-indicators {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

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

.trust-number {
    font-size: 2rem;
    font-weight: 800;
    color: #f59e0b;
    margin-bottom: 0.5rem;
}

.trust-label {
    font-size: 0.9rem;
    color: #cbd5e1;
}

/* 3D Container - INCREASED SIZE */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.container-3d-wrapper {
    position: relative;
    perspective: 1000px;
}

.floating-specs {
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    animation: float 3s ease-in-out infinite;
    z-index: 10;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0px); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

.video-container {
    width: 450px; /* Portrait aspect ratio */
    height: 600px; /* Taller for portrait video */
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
}

.video-fallback {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-container video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
}

.temperature-display {
    position: absolute;
    bottom: -20px;
    right: 20px;
    background: rgba(30, 58, 138, 0.9);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.temp-reading {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

.temp-reading i {
    color: #f59e0b;
    font-size: 1.2rem;
}

/* Section Styles */
.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
    color: #1e293b;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #64748b;
    max-width: 800px;
    margin: 0 auto 3rem;
    line-height: 1.8;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

/* About Section */
.about-section {
    padding: 100px 0;
    background: #f8fafc;
}

.about-intro {
    margin-bottom: 3rem;
}

.about-intro h3 {
    font-size: 1.8rem;
    color: #1e293b;
    margin-bottom: 1.5rem;
}

.about-intro p {
    font-size: 1.1rem;
    color: #64748b;
    line-height: 1.8;
}

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

.feature-item {
    display: flex;
    gap: 1.5rem;
    padding: 2rem;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1e40af 0%, #1d4ed8 100%);
    color: white;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.feature-content h4 {
    font-size: 1.2rem;
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.feature-content p {
    color: #64748b;
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* Specifications Section */
.specs-section {
    padding: 100px 0;
    background: white;
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.spec-card {
    background: white;
    border-radius: 25px;
    padding: 3rem;
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.spec-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 60px rgba(0,0,0,0.15);
}

.spec-card.featured {
    border-color: #f59e0b;
    transform: scale(1.05);
    background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
}

.spec-header {
    text-align: center;
    margin-bottom: 2rem;
    position: relative;
}

.spec-header h3 {
    font-size: 1.5rem;
    color: #1e293b;
    margin-bottom: 0;
}

.spec-badge {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-top: 0.5rem;
    display: inline-block;
}

.spec-details {
    margin-bottom: 2rem;
}

.spec-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 10px;
}

.spec-item i {
    color: #1e40af;
    font-size: 1.2rem;
    width: 20px;
}

.spec-features h4 {
    color: #1e293b;
    margin-bottom: 1rem;
}

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

.spec-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    color: #64748b;
}

.spec-features li:before {
    content: "✓";
    color: #10b981;
    font-weight: bold;
}

/* Gallery Section */
.gallery-section {
    padding: 100px 0;
    background: #f8fafc;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.gallery-item {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
    aspect-ratio: 4/3;
}

.gallery-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: white;
    padding: 2rem;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.gallery-overlay p {
    font-size: 0.9rem;
    color: #cbd5e1;
    margin-bottom: 1rem;
}

.gallery-overlay i {
    font-size: 1.5rem;
    float: right;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.9);
}

.modal-content {
    position: relative;
    margin: auto;
    padding: 0;
    width: 90%;
    max-width: 1200px;
    height: 90%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 10px;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
}

.modal-close:hover {
    color: #f59e0b;
}

/* Applications Section */
.applications-section {
    padding: 100px 0;
    background: white;
}

.applications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
}

.application-card {
    background: white;
    padding: 2.5rem;
    border-radius: 25px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.application-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
    border-color: #f59e0b;
}

.app-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #1e40af 0%, #1d4ed8 100%);
    color: white;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.application-card h4 {
    font-size: 1.3rem;
    color: #1e293b;
    margin-bottom: 1rem;
}

.application-card p {
    color: #64748b;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.application-card ul {
    list-style: none;
    padding: 0;
}

.application-card li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    color: #475569;
    font-size: 0.9rem;
}

.application-card li:before {
    content: "→";
    color: #f59e0b;
    font-weight: bold;
}

/* Contact Section */
.contact-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%);
    color: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.contact-info p {
    font-size: 1.1rem;
    color: #e0e7ff;
    margin-bottom: 3rem;
    line-height: 1.8;
}

.contact-details {
    display: grid;
    gap: 2rem;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-text h4 {
    color: white;
    margin-bottom: 0.5rem;
}

.contact-text p {
    color: #f59e0b;
    font-weight: 600;
    margin-bottom: 0.2rem;
}

.contact-text span {
    color: #cbd5e1;
    font-size: 0.9rem;
}

/* Quote Form */
.quote-form-container {
    background: white;
    border-radius: 25px;
    padding: 3rem;
    box-shadow: 0 25px 50px rgba(0,0,0,0.2);
}

.quote-form h3 {
    color: #1e293b;
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.quote-form p {
    color: #64748b;
    margin-bottom: 2.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    color: #374151;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1rem;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #f59e0b;
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.1);
}

.btn-full {
    width: 100%;
    justify-content: center;
    margin-top: 1rem;
    padding: 1.25rem 2rem;
    font-size: 1.1rem;
}

.form-note {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1.5rem;
    color: #6b7280;
    font-size: 0.9rem;
}

.form-note i {
    color: #10b981;
}

/* Footer */
.footer-section {
    background: #0f172a;
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.footer-logo i {
    font-size: 2rem;
    color: #f59e0b;
}

.footer-logo-text h3 {
    font-size: 1.5rem;
    margin-bottom: 0;
}

.footer-logo-text span {
    color: #94a3b8;
    font-size: 0.9rem;
}

.footer-info p {
    color: #cbd5e1;
    margin-bottom: 2rem;
    line-height: 1.7;
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: #f59e0b;
    color: white;
    transform: translateY(-2px);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    color: white;
    margin-bottom: 1.5rem;
}

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

.footer-column li {
    margin-bottom: 0.75rem;
}

.footer-column a {
    color: #cbd5e1;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: #f59e0b;
}

.footer-bottom {
    border-top: 1px solid #334155;
    padding-top: 2rem;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom-content p {
    color: #94a3b8;
    margin: 0;
}

.footer-bottom-links {
    display: flex;
    gap: 2rem;
}

.footer-bottom-links a {
    color: #cbd5e1;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
    color: #f59e0b;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .threejs-container {
        width: 700px; /* Slightly smaller on tablets but still increased from original */
        height: 480px;
    }
    
    .trust-indicators {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #1e40af;
        flex-direction: column;
        padding: 2rem;
        gap: 1rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .nav-menu.mobile-active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .hero-section {
        padding: 120px 0 80px;
    }
    
    .threejs-container {
        width: 100%;
        max-width: 500px; /* Responsive but still larger than original */
        height: 350px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .trust-indicators {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .features-grid,
    .applications-grid {
        grid-template-columns: 1fr;
    }
    
    .specs-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .threejs-container {
        height: 280px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .trust-indicators {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .quote-form-container {
        padding: 2rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
}

/* Loading Animation */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.loading {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Scroll Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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