:root {
    --primary-blue: #0A3161;
    /* Corporate Navy */
    --primary-teal: #00B8D9;
    /* Clinical/Medical Teal */
    --accent-dark: #172B4D;
    /* Deep Text Color */

    /* White Clinical Palette */
    --bg-white: #FFFFFF;
    --bg-light: #F4F9FC;
    /* Very subtle cool gray/blue */
    --text-main: #172B4D;
    --text-muted: #5E6C84;
    --border-light: #EBECF0;

    --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 10px 30px rgba(10, 49, 97, 0.15);

    --font-heading: 'Oswald', sans-serif;
    --font-body: 'Inter', sans-serif;

    --container-width: 1200px;
    --radius: 16px;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-white);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* --- Header --- */
header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-light);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
    transition: all 0.3s ease;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 90px;
}

.brand {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-blue);
    text-transform: uppercase;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.brand span {
    color: var(--primary-teal);
}

.flag-icon {
    width: 36px;
    height: auto;
    border-radius: 2px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

/* --- Hero Section --- */
.hero {
    height: 100vh;
    min-height: 700px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

/* Subtle Zoom Animation Background */
.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('./photos/hero-bg-white.png') no-repeat center center/cover;
    z-index: -1;
    animation: slowZoom 20s infinite alternate ease-in-out;
}

@keyframes slowZoom {
    0% {
        transform: scale(1);
    }

    100% {
        transform: scale(1.1);
    }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.5);
    /* Light overlay for readability */
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.85) 0%, rgba(244, 249, 252, 0.6) 100%);
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    padding: 40px;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(5px);
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: 4.5rem;
    color: var(--primary-blue);
    margin-bottom: 20px;
    text-transform: uppercase;
    line-height: 1.1;
    letter-spacing: 1px;
}

.hero p {
    font-size: 1.4rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    font-weight: 400;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-btn {
    display: inline-block;
    padding: 18px 50px;
    background-color: var(--primary-teal);
    color: var(--bg-white);
    font-weight: 600;
    border-radius: 50px;
    text-transform: uppercase;
    font-size: 1rem;
    letter-spacing: 1px;
    box-shadow: 0 10px 20px rgba(0, 184, 217, 0.3);
    border: none;
    transition: all 0.3s ease;
}

.hero-btn:hover {
    background-color: #00A3C4;
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(0, 184, 217, 0.4);
}

/* --- Institutional / About --- */
.institutional {
    padding: 100px 0;
    background-color: var(--bg-white);
}

.institutional-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.institutional h2 {
    font-family: var(--font-heading);
    font-size: 3rem;
    color: var(--primary-blue);
    margin-bottom: 30px;
    text-transform: uppercase;
}

.section-divider {
    width: 60px;
    height: 4px;
    background-color: var(--primary-teal);
    margin-bottom: 40px;
    border-radius: 2px;
}

.institutional p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 20px;
    line-height: 1.8;
}

/* --- Products Section --- */
.products {
    padding: 100px 0;
    background: var(--bg-light);
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: 3rem;
    color: var(--primary-blue);
    margin-bottom: 20px;
    text-transform: uppercase;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 40px;
}

.product-card {
    background: var(--bg-white);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border-light);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.product-image-container {
    height: 280px;
    overflow: hidden;
    position: relative;
    background: #fff;
    padding: 20px;
    /* White space around product style */
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    /* Changed to contain for cleaner look if needed, cover if full bleed */
    object-fit: contain;
    transition: transform 0.6s ease;
}

.product-card:hover .product-image {
    transform: scale(1.08);
}

.product-info {
    padding: 25px;
    background: var(--bg-white);
    text-align: left;
    border-top: 1px solid var(--border-light);
}

.product-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 5px;
}

.product-category {
    font-size: 0.9rem;
    color: var(--primary-teal);
    text-transform: uppercase;
    font-weight: 500;
    letter-spacing: 0.5px;
}

/* --- Contact Section --- */
.contact {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-blue) 0%, #1e4b85 100%);
    text-align: center;
    color: var(--bg-white);
}

.contact h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.contact p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 40px;
    font-size: 1.1rem;
}

.contact-email {
    font-size: 1.8rem;
    font-weight: 500;
    color: var(--bg-white);
    text-decoration: none;
    border-bottom: 2px solid var(--primary-teal);
    padding-bottom: 5px;
    transition: all 0.3s ease;
}

.contact-email:hover {
    color: var(--primary-teal);
    border-color: var(--bg-white);
}

/* --- Footer --- */
footer {
    background-color: #F4F7F9;
    color: var(--text-muted);
    padding: 50px 0;
    font-size: 0.9rem;
    text-align: center;
    border-top: 1px solid var(--border-light);
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    color: var(--primary-blue);
    text-transform: uppercase;
    margin-bottom: 10px;
    letter-spacing: 1px;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .brand {
        font-size: 1.3rem;
    }

    .hero h1 {
        font-size: 3rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .nav-container {
        padding: 0 20px;
    }

    .product-image {
        object-fit: cover;
        /* Fallback for mobile consistency */
    }
}

/* --- Lightbox --- */
.lightbox {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(5px);
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lightbox.show {
    display: flex;
    opacity: 1;
}

.lightbox-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 90vh;
    border-radius: 8px;
    box-shadow: 0 0 50px rgba(255, 255, 255, 0.1);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.lightbox.show .lightbox-content {
    transform: scale(1);
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
    cursor: pointer;
    z-index: 2001;
}

.lightbox-close:hover,
.lightbox-close:focus {
    color: var(--primary-teal);
    text-decoration: none;
    cursor: pointer;
}

/* Make product images look clickable */
.product-image-container {
    cursor: pointer;
}