:root {
    --primary: #0d9488;
    --primary-dark: #0f766e;
    --dark: #060606;
    --light: #f3f4f6;
    --white: #ffffff;
    --gray: #040404;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    margin: 0;
    color: var(--dark);
    line-height: 1.6;
    background-color: var(--light);
}

/* Utilities */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.text-center { text-align: center; }
.bg-white { background-color: var(--white); }
.bg-light { background-color: var(--light); }
.section-padding { padding: 4rem 0; }
.section-title { font-size: 2rem; margin-bottom: 2rem; color: var(--dark); }
img { max-width: 100%; display: block; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: 0.3s;
}
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-outline { border: 2px solid var(--primary); color: var(--primary); }
.btn-outline:hover { background: var(--primary); color: white; }
.btn-sm { padding: 5px 15px; font-size: 0.9rem; }
.full-width { width: 100%; }

/* Header */
.site-header {
    background: var(--white);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
.header-container { display: flex; justify-content: space-between; align-items: center; }
.logo { display: flex; align-items: center; text-decoration: none; color: var(--dark); gap: 10px; }
.logo-icon { font-size: 1.8rem; color: var(--primary); }
.logo h1 { margin: 0; font-size: 1.5rem; }
.logo-subtitle { font-size: 0.8rem; color: var(--gray); display: block; }

.main-nav a {
    text-decoration: none;
    color: var(--gray);
    margin-left: 20px;
    font-weight: 500;
}
.main-nav a:hover { color: var(--primary); }
.mobile-toggle { display: none; background: none; border: none; font-size: 1.5rem; cursor: pointer; }

/* Hero */
.hero {
    background: url('img/Surgical Equipment.jpg') center/cover;
    height: 500px;
    display: flex;
    align-items: center;
    position: relative;
    color: white;
}
.hero-overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.6); }
.hero-content { position: relative; z-index: 2; max-width: 700px; }
.hero-content h1 { font-size: 2.5rem; margin-bottom: 1rem; }
.hero-content p { font-size: 1.2rem; margin-bottom: 2rem; opacity: 0.9; }

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}
.feature-card { padding: 2rem; background: var(--light); border-radius: 8px; }
.feature-card i { font-size: 2.5rem; color: var(--primary); margin-bottom: 1rem; }

/* Products */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}
.product-card { background: var(--white); border-radius: 8px; overflow: hidden; box-shadow: 0 2px 10px rgba(0,0,0,0.05); transition: 0.3s; }
.product-card:hover { transform: translateY(-5px); }
.product-img { height: 200px; background: #eee; }
.product-img img { width: 100%; height: 100%; object-fit: cover; }
.product-info { padding: 1.5rem; }
.product-info h3 { margin: 0 0 0.5rem; font-size: 1.2rem; }
.category { color: var(--primary); font-size: 0.85rem; font-weight: 600; margin-bottom: 0.5rem; }
.price-row { display: flex; justify-content: space-between; align-items: center; margin-top: 1rem; padding-top: 1rem; border-top: 1px solid #eee; }
.price { font-size: 1.25rem; font-weight: 700; color: var(--dark); }

/* Services */
.services-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.check-list { list-style: none; padding: 0; margin-top: 1.5rem; }
.check-list li { margin-bottom: 0.5rem; display: flex; align-items: center; gap: 10px; }
.check-list i { color: var(--primary); }

/* Contact Form & Layout */
.contact-wrapper { display: grid; grid-template-columns: 1fr 1.5fr; gap: 3rem; }
.info-item { margin-bottom: 1.5rem; text-align: center; }
.info-item i { font-size: 1.5rem; color: var(--primary); margin-bottom: 0.5rem; }
.contact-form { background: var(--white); padding: 2rem; border-radius: 8px; box-shadow: 0 4px 20px rgba(0,0,0,0.05); }
.contact-form input, .contact-form textarea { width: 100%; padding: 10px; margin-bottom: 1rem; border: 1px solid #ddd; border-radius: 4px; box-sizing: border-box; }

/* Footer */
footer { background: var(--dark); color: #888; padding: 2rem 0; margin-top: auto; }

/* Responsive */
@media (max-width: 768px) {
    .main-nav { display: none; position: absolute; top: 100%; left: 0; width: 100%; background: white; flex-direction: column; padding: 1rem 0; box-shadow: 0 5px 10px rgba(0,0,0,0.1); }
    .main-nav.active { display: flex; }
    .main-nav a { margin: 0; padding: 10px 20px; display: block; }
    .mobile-toggle { display: block; }
    .services-layout, .contact-wrapper { grid-template-columns: 1fr; }
    .hero-content h1 { font-size: 2rem; }
}