:root {
    --primary-color: #0d9488;
    /* Teal 600 */
    --primary-dark: #0f766e;
    /* Teal 700 */
    --secondary-color: #334155;
    /* Slate 700 */
    --accent-color: #fca5a5;
    /* Red 300 (subtle) */
    --bg-light: #f8fafc;
    /* Slate 50 */
    --white: #ffffff;
    --text-main: #1e293b;
    /* Slate 800 */
    --text-muted: #64748b;
    /* Slate 500 */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --radius: 12px;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
header {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-dark);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

nav {
    display: flex;
    gap: 2rem;
    align-items: center;
}

nav a {
    text-decoration: none;
    color: var(--secondary-color);
    font-weight: 500;
    transition: color 0.2s;
}

nav a:hover {
    color: var(--primary-color);
}

.btn-nav {
    background-color: var(--primary-color);
    color: var(--white) !important;
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    transition: background-color 0.2s;
}

.btn-nav:hover {
    background-color: var(--primary-dark);
}

/* Hero */
.hero {
    background: linear-gradient(135deg, #e0f2f1 0%, #ffffff 100%);
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    color: #111827;
    /* Gray 900 */
    margin-bottom: 1.5rem;
}

.hero-text p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 500px;
}

.btn-primary {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--white);
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background-color: var(--primary-dark);
}

.hero-image-placeholder {
    width: 100%;
    height: 400px;
    background-color: #cbd5e1;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #64748b;
    font-weight: 500;
    background-image: url('hero_bg.png');
    background-size: cover;
    background-position: center;
}

/* Products */
.products {
    padding: 5rem 0;
    background-color: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid #e2e8f0;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    height: 250px;
    background-color: #f1f5f9;
    padding: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-image img {
    max-height: 100%;
    max-width: 100%;
    object-fit: contain;
    mix-blend-mode: multiply;
    /* Helps integrate white bg images */
}

.placeholder-img {
    opacity: 0.6;
}

.product-info {
    padding: 1.5rem;
}

.product-info h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--secondary-color);
}

.product-info .description {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    min-height: 3rem;
}

.product-info .price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.btn-secondary {
    width: 100%;
    padding: 0.75rem;
    background-color: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

/* Footer */
footer {
    background-color: var(--secondary-color);
    color: var(--bg-light);
    padding: 4rem 0 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-info h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--white);
}

.footer-info p {
    color: #94a3b8;
    max-width: 300px;
}

.footer-contact h5,
.footer-links h5 {
    color: var(--white);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.footer-contact p {
    color: #cbd5e1;
    margin-bottom: 0.8rem;
    font-size: 0.95rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-links a {
    color: #cbd5e1;
    text-decoration: none;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--white);
}

.footer-bottom {
    text-align: center;
    padding: 2rem;
    color: #64748b;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        height: auto;
        padding: 1rem 0;
        gap: 1rem;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }

    .hero-text p {
        margin: 0 auto 2.5rem auto;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-info p {
        margin: 0 auto;
    }
}