:root {
    --primary: #00818A;
    --secondary: #2C3E50;
    --accent: #FFC107;
    --bg-light: #F8F9FA;
    --text-dark: #333333;
    --text-light: #FFFFFF;
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--bg-light);
    overflow-x: hidden;
}

h1,
h2,
h3 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    color: var(--secondary);
}

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

/* Header & Nav */
header {
    background: var(--text-light);
    box-shadow: var(--shadow);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    font-size: 24px;
    font-weight: 800;
    color: var(--primary);
    text-decoration: none;
}

.btn-cta {
    background: var(--primary);
    color: var(--text-light);
    padding: 12px 25px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 6px rgba(0, 129, 138, 0.2);
}

.btn-cta:hover {
    background: #006D74;
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 129, 138, 0.3);
}

/* Hero Section */
.hero {
    padding: 80px 0;
    background: linear-gradient(135deg, #E0F2F1 0%, #FFFFFF 100%);
    text-align: center;
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 20px;
    color: #666;
    max-width: 800px;
    margin: 0 auto 30px;
}

.product-display {
    position: relative;
    max-width: 500px;
    margin: 40px auto;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    box-shadow: 20px 20px 60px #d9d9d9, -20px -20px 60px #ffffff;
}

.product-display img {
    width: 100%;
    height: auto;
    max-height: 500px;
    object-fit: contain;
}

.feature-image {
    max-width: 100%;
    height: auto;
    max-height: 400px;
    object-fit: cover;
    border-radius: 15px;
}

/* Trust Bar */
.trust-bar {
    background: var(--secondary);
    padding: 20px 0;
    color: white;
    text-align: center;
}

.trust-icons {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.trust-item {
    font-size: 14px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Section Styling */
section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 36px;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    width: 60%;
    height: 4px;
    background: var(--primary);
    position: absolute;
    bottom: -10px;
    left: 20%;
    border-radius: 2px;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    font-size: 40px;
    color: var(--primary);
    margin-bottom: 20px;
}

/* Guarantee */
.guarantee {
    background: #FFF9C4;
    border: 2px dashed var(--accent);
    padding: 50px;
    border-radius: 20px;
    text-align: center;
}

/* Footer */
footer {
    background: var(--secondary);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 0 20px;
    text-align: center;
}

.footer-links {
    margin-bottom: 30px;
}

.footer-links a {
    color: white;
    margin: 0 15px;
    text-decoration: none;
    font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 32px;
    }

    .hero p {
        font-size: 18px;
    }
}