:root {
    --primary-turquoise: #1FBFCF;
    --dark-blue: #0D3B66;
    --light-turquoise: #E0F7FA;
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --text-dark: #2C3E50;
    --hover-blue: #0A2F52;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-dark);
    background-color: var(--white);
    line-height: 1.6;
}

.navbar {
    transition: all 0.3s ease;
}

.navbar-brand img {
    transition: transform 0.3s ease;
}

.navbar-brand:hover img {
    transform: scale(1.05);
}

.nav-link {
    color: var(--text-dark) !important;
    font-weight: 500;
    transition: color 0.3s ease;
    padding: 0.5rem 1rem;
}

.nav-link:hover {
    color: var(--primary-turquoise) !important;
}

.text-primary,
.btn-primary,
.btn-outline-primary:hover {
    color: var(--primary-turquoise) !important;
}

.btn-primary {
    background-color: var(--primary-turquoise);
    border-color: var(--primary-turquoise);
    color: var(--white) !important;
    font-weight: 600;
    padding: 0.75rem 2rem;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: var(--dark-blue);
    border-color: var(--dark-blue);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(31, 191, 207, 0.3);
}

.btn-outline-primary {
    border-color: var(--primary-turquoise);
    color: var(--primary-turquoise);
}

.btn-outline-primary:hover {
    background-color: var(--dark-blue);
    border-color: var(--dark-blue);
}

.lang-btn {
    min-width: 45px;
    font-weight: 600;
}

.lang-btn.active {
    background-color: var(--primary-turquoise);
    border-color: var(--primary-turquoise);
    color: var(--white);
}

.hero-section {
    background: linear-gradient(135deg, var(--light-turquoise) 0%, var(--white) 100%);
    padding: 4rem 0;
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.hero-section h1 {
    color: var(--dark-blue);
}

.hero-section .lead {
    color: var(--text-dark);
    font-size: 1.25rem;
}

.hero-image {
    max-width: 100%;
    height: auto;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

.min-vh-75 {
    min-height: 75vh;
}

#services {
    background-color: var(--white);
}

#services h2,
#portfolio h2,
#contact h2 {
    color: var(--dark-blue);
    position: relative;
    padding-bottom: 1rem;
}

#services h2::after,
#portfolio h2::after,
#contact h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--primary-turquoise);
    border-radius: 2px;
}

.service-card {
    background-color: var(--light-turquoise);
    border-radius: 15px;
    padding: 2rem;
    height: 100%;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(31, 191, 207, 0.2);
    border-color: var(--primary-turquoise);
}

.service-card i {
    font-size: 3rem;
    color: var(--primary-turquoise);
    margin-bottom: 1rem;
}

.service-card h4 {
    color: var(--dark-blue);
    font-weight: 700;
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--text-dark);
    margin-bottom: 0;
}

.bg-light {
    background-color: var(--light-gray) !important;
}

.portfolioSwiper {
    width: 100%;
    height: 600px;
    margin: 2rem 0;
}

.swiper-slide {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.before-after-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    width: 100%;
    padding: 1rem;
}

.before-after-item {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
}

.before-after-item img,
.before-after-item video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    max-height: 500px;
}

.before-after-label {
    position: absolute;
    top: 10px;
    left: 10px;
    background-color: rgba(13, 59, 102, 0.9);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 5px;
    font-weight: 600;
    z-index: 10;
}

.swiper-button-next,
.swiper-button-prev {
    color: var(--primary-turquoise);
}

.swiper-button-next:hover,
.swiper-button-prev:hover {
    color: var(--dark-blue);
}

.swiper-pagination-bullet {
    background-color: var(--primary-turquoise);
}

.swiper-pagination-bullet-active {
    background-color: var(--dark-blue);
}

#contact {
    background-color: var(--white);
}

.contact-info i {
    color: var(--primary-turquoise);
}

.contact-info a {
    transition: color 0.3s ease;
}

.contact-info a:hover {
    color: var(--primary-turquoise) !important;
}

.footer {
    background-color: var(--dark-blue);
    color: var(--white);
}

.footer a {
    transition: opacity 0.3s ease;
}

.footer a:hover {
    opacity: 0.8;
}

@media (max-width: 768px) {
    .hero-section {
        padding: 2rem 0;
    }

    .hero-section h1 {
        font-size: 2rem;
    }

    .hero-section .lead {
        font-size: 1rem;
    }

    .portfolioSwiper {
        height: auto;
    }

    .before-after-container {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .before-after-item img,
    .before-after-item video {
        max-height: 300px;
    }

    .swiper-button-next,
    .swiper-button-prev {
        display: none;
    }
}

@media (max-width: 576px) {
    .btn-lg {
        padding: 0.5rem 1rem;
        font-size: 1rem;
    }

    .service-card {
        padding: 1.5rem;
    }

    .service-card i {
        font-size: 2rem;
    }
}

.lazy {
    opacity: 0;
    transition: opacity 0.3s;
}

.lazy.loaded {
    opacity: 1;
}