/* Modern Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #0f1115; /* Sleek dark background */
    color: #e2e8f0;
    line-height: 1.6;
}

/* Header & Navigation */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 8%;
    background-color: #161920;
    border-bottom: 1px solid #242936;
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 1px;
}

.logo span {
    color: #00bcd4; /* High-tech cyan accent */
}

nav a {
    color: #94a3b8;
    text-decoration: none;
    margin-left: 25px;
    font-weight: 500;
    transition: color 0.3s ease;
}

nav a:hover {
    color: #00bcd4;
}

.cart-icon {
    background-color: #242936;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    cursor: pointer;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 100px 20px;
    background: radial-gradient(circle at center, #1e2533 0%, #0f1115 100%);
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 15px;
    font-weight: 800;
}

.hero p {
    color: #94a3b8;
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto 30px auto;
}

.btn {
    display: inline-block;
    background-color: #00bcd4;
    color: #0f1115;
    padding: 12px 30px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 700;
    transition: transform 0.2s ease, background-color 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
    background-color: #00acc1;
}

/* Product Grid */
main {
    padding: 60px 8%;
}

main h2 {
    font-size: 2rem;
    margin-bottom: 40px;
    text-align: center;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.product-card {
    background-color: #161920;
    border: 1px solid #242936;
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.product-card:hover {
    transform: translateY(-5px);
    border-color: #00bcd4;
}

.product-card img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 15px;
    background-color: #242936; /* Placeholder box color */
}

.product-card h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    height: 50px; /* Keeps titles aligned */
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-card .price {
    color: #00bcd4;
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.add-to-cart-btn {
    background-color: transparent;
    border: 2px solid #00bcd4;
    color: #00bcd4;
    padding: 10px 20px;
    border-radius: 6px;
    font-weight: 600;
    width: 100%;
    cursor: pointer;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.add-to-cart-btn:hover {
    background-color: #00bcd4;
    color: #0f1115;
}

/* Footer */
footer {
    text-align: center;
    padding: 40px 20px;
    background-color: #0b0c10;
    color: #64748b;
    border-top: 1px solid #161920;
    margin-top: 60px;
}