:root {
    --primary-color: #1a73e8;
    --secondary-color: #0d47a1;
    --accent-color: #00bcd4;
    --light-color: #e0f7fa;
    --dark-color: #006064;
    --gray-color: #777;
    --ice-color: #e0f7fa;
    --cool-blue: #a7e9ff;
    --freeze-effect: #c2e9fb;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f9f9f9;
    color: var(--dark-color);
    line-height: 1.6;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(167, 233, 255, 0.2) 0%, transparent 20%),
        radial-gradient(circle at 90% 60%, rgba(194, 233, 251, 0.2) 0%, transparent 20%);
    user-select: none;
    -webkit-user-select: none;
    -ms-user-select: none;
}

img {
    pointer-events: none;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 15px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(5px);
}

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

.logo {
    font-size: 24px;
    font-weight: bold;
    display: flex;
    align-items: center;
}

.logo i {
    margin-left: 10px;
    animation: rotate 4s linear infinite;
}

.ac-controls {
    display: flex;
    gap: 15px;
}

.ac-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.ac-btn::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s;
}

.ac-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-3px);
}

.ac-btn:hover::before {
    transform: translateX(100%);
}

.ac-btn.active {
    background: var(--accent-color);
    box-shadow: 0 0 15px var(--accent-color);
}

.ac-btn i {
    font-size: 20px;
}

.ac-btn span {
    position: absolute;
    bottom: -25px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 12px;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.3s;
}

.ac-btn:hover span {
    opacity: 1;
}

.hero {
    padding: 150px 0 80px;
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.unsplash.com/photo-1635070041078-e363dbe005cb?ixlib=rb-4.0.3') no-repeat center center/cover;
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.air-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.air-particle {
    position: absolute;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 50%;
    opacity: 0;
    animation: airFlow 8s linear infinite;
}

.ice-particle {
    position: absolute;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    opacity: 0;
    animation: iceFlow 12s linear infinite;
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    position: relative;
    display: inline-block;
    padding: 10px 30px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 15px;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero h1::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
    animation: airLine 3s infinite;
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 30px;
    background: rgba(0, 0, 0, 0.3);
    padding: 15px;
    border-radius: 10px;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn {
    display: inline-block;
    background-color: var(--accent-color);
    color: white;
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: bold;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
    border: none;
    cursor: pointer;
    box-shadow: 0 5px 15px rgba(0, 188, 212, 0.4);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s;
    z-index: -1;
}

.btn:hover {
    background-color: #0097a7;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.btn:hover::before {
    transform: translateX(100%);
}

.long-section {
    padding: 80px 0;
    position: relative;
}

.long-section:nth-child(even) {
    background: var(--light-color);
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
    color: var(--primary-color);
    position: relative;
    font-size: 2rem;
}

.section-title::after {
    content: "";
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

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

.info-card {
    background: white;
    padding: 25px 20px;
    border-radius: 15px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--cool-blue);
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.info-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
}

.info-card i {
    font-size: 40px;
    color: var(--primary-color);
    margin-bottom: 15px;
    background: var(--light-color);
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin: 0 auto 15px;
    transition: var(--transition);
}

.info-card:hover i {
    transform: scale(1.1);
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 30px;
    align-items: center;
}

.brand-card {
    background: white;
    padding: 25px 20px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--cool-blue);
}

.brand-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.brand-card::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transition: transform 0.3s;
}

.brand-card:hover::after {
    transform: scaleX(1);
}

.brand-card img {
    max-width: 100%;
    height: 80px;
    object-fit: contain;
    transition: filter 0.3s;
}

.brand-card:hover img {
    filter: drop-shadow(0 5px 10px rgba(0, 0, 0, 0.2));
}

.videos-section {
    padding: 80px 0;
    background: var(--light-color);
}

.videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.video-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.video-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.video-container {
    position: relative;
    padding-top: 56.25%;
    background: #000;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.video-info {
    padding: 20px;
}

.video-info h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

.video-info p {
    color: var(--gray-color);
    font-size: 0.9rem;
}

.frost-effect {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.1) 0%, transparent 20%),
        radial-gradient(circle at 80% 70%, rgba(255, 255, 255, 0.1) 0%, transparent 20%);
    z-index: 1;
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes airFlow {
    0% {
        opacity: 0;
        transform: translateY(100px) translateX(-100px) scale(0.5);
    }
    10% {
        opacity: 0.7;
    }
    90% {
        opacity: 0.7;
    }
    100% {
        opacity: 0;
        transform: translateY(-100px) translateX(100px) scale(1.2);
    }
}

@keyframes iceFlow {
    0% {
        opacity: 0;
        transform: translateY(100px) translateX(100px) rotate(0deg) scale(0.3);
    }
    10% {
        opacity: 0.8;
    }
    90% {
        opacity: 0.8;
    }
    100% {
        opacity: 0;
        transform: translateY(-100px) translateX(-100px) rotate(360deg) scale(1);
    }
}

@keyframes airLine {
    0% { transform: scaleX(0); opacity: 0; }
    50% { transform: scaleX(1); opacity: 1; }
    100% { transform: scaleX(0); opacity: 0; }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.tech-profile {
    display: flex;
    align-items: center;
    gap: 40px;
    background: white;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.tech-image {
    flex: 1;
}

.tech-image img {
    width: 100%;
    max-width: 300px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.tech-info {
    flex: 2;
}

.tech-info h3 {
    color: var(--primary-color);
    font-size: 28px;
    margin-bottom: 5px;
}

.tech-title {
    color: var(--accent-color);
    font-weight: bold;
    margin-bottom: 15px;
}

.tech-details {
    margin: 20px 0;
}

.tech-details p {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.tech-details i {
    margin-left: 10px;
    color: var(--primary-color);
    width: 20px;
}

.social-links {
    margin-top: 25px;
}

.social-links h4 {
    margin-bottom: 15px;
    color: var(--dark-color);
}

.social-icons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.social-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    text-decoration: none;
}

.social-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.map-section {
    padding: 60px 0;
    background: var(--light-color);
}

.map-container {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-top: 30px;
}

.map-info {
    flex: 1;
    min-width: 300px;
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.map-wrapper {
    flex: 2;
    min-width: 300px;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    height: 400px;
}

.map-wrapper iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.info-item {
    margin-bottom: 20px;
    display: flex;
    align-items: flex-start;
}

.info-item i {
    font-size: 20px;
    color: var(--primary-color);
    margin-left: 15px;
    margin-top: 5px;
}

.info-content h4 {
    margin-bottom: 5px;
    color: var(--secondary-color);
}

.testimonials-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--light-color) 0%, var(--freeze-effect) 100%);
    position: relative;
    overflow: hidden;
}

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

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.testimonial-card {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    position: relative;
    transition: var(--transition);
    overflow: hidden;
}

.testimonial-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.testimonial-card::before {
    content: """;
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 60px;
    color: var(--accent-color);
    opacity: 0.2;
    font-family: Arial, sans-serif;
}

.testimonial-content {
    position: relative;
    z-index: 2;
}

.testimonial-text {
    font-size: 16px;
    line-height: 1.6;
    color: #555;
    margin-bottom: 20px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--accent-color);
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-info h4 {
    margin: 0;
    color: var(--primary-color);
    font-size: 18px;
}

.author-info p {
    margin: 5px 0 0;
    color: var(--gray-color);
    font-size: 14px;
}

.rating {
    margin-top: 10px;
    color: #FFD700;
}

.rating i {
    margin-right: 3px;
}

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5);
    z-index: 1000;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.7);
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

.progress-container {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 4px;
    background: transparent;
    z-index: 1001;
}

.progress-bar {
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    width: 0%;
    transition: width 0.3s;
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.section-order {
    display: flex;
    flex-direction: column;
}

.stats-section {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

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

.stat-box {
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 10px;
    display: block;
}

.stat-text {
    font-size: 1rem;
}

.portfolio-section {
    padding: 80px 0;
}

.portfolio-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 30px;
}

.filter-btn {
    padding: 8px 20px;
    background: white;
    border: 1px solid var(--cool-blue);
    border-radius: 30px;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn.active, .filter-btn:hover {
    background: var(--primary-color);
    color: white;
}

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

.portfolio-item {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    height: 250px;
}

.portfolio-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

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

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: var(--transition);
    padding: 20px;
    text-align: center;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-title {
    color: white;
    margin-bottom: 10px;
}

.portfolio-desc {
    color: #ddd;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .ac-controls {
        display: none;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .info-grid, .brands-grid, .videos-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-profile {
        flex-direction: column;
        text-align: center;
    }
    
    .tech-details p {
        justify-content: center;
    }
    
    .social-icons {
        justify-content: center;
    }
    
    .map-container {
        flex-direction: column;
    }
    
    .map-info, .map-wrapper {
        width: 100%;
    }
    
    .whatsapp-float {
        width: 50px;
        height: 50px;
        font-size: 24px;
        bottom: 20px;
        right: 20px;
    }
}

@media (max-width: 480px) {
    body {
        font-size: 14px;
    }
    
    header .logo {
        font-size: 18px;
    }
    
    .hero {
        padding: 120px 15px 60px;
    }
    
    .hero h1 {
        font-size: 1.6rem;
    }
    
    .hero p {
        font-size: 0.9rem;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .info-card, .brand-card, .video-card, .testimonial-card, .map-info {
        padding: 15px;
    }
    
    .tech-profile {
        gap: 20px;
        padding: 20px;
    }
    
    .tech-info h3 {
        font-size: 22px;
    }
    
    .portfolio-item {
        height: auto;
        min-height: 200px;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr !important;
    }
    
    .videos-grid, .testimonials-grid, .brands-grid, .info-grid {
        grid-template-columns: 1fr !important;
    }
    
    .map-wrapper {
        height: 300px;
    }
}