/* =======================
   GLOBAL STYLES
======================= */
body {
    font-family: Arial, sans-serif;
    background-color: #f9f9f9;
    margin: 0;
    padding: 0;
    color: #333;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
    padding: 20px;
}

/* =======================
   NAVBAR
======================= */
nav {
    background: #007bff;
    padding: 10px 20px;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 15px;
    margin: 0;
    padding: 0;
}

nav ul li a {
    color: white;
    font-weight: bold;
}

nav ul li a:hover {
    text-decoration: underline;
}

/* =======================
   HERO BANNER
======================= */
.hero-banner {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
    background: linear-gradient(90deg, #6a11cb 0%, #2575fc 100%);
    color: white;
    text-align: center;
    padding: 40px 20px;
    border-radius: 12px;
    margin-bottom: 30px;
}

.hero-content {
    max-width: 800px;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 20px;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
}

.hero-banner .btn {
    margin: 5px;
}

/* =======================
   PRODUCT LIST / DETAIL
======================= */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.product-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    padding: 15px;
    text-align: center;
    transition: transform 0.2s ease;
}

.product-card:hover {
    transform: scale(1.02);
}

.product-card img {
    max-width: 100%;
    height: auto;
    border-radius: 6px;
    margin-bottom: 10px;
}

.product-title {
    font-size: 1.1rem;
    font-weight: bold;
    margin: 10px 0;
}

.product-price {
    color: #007bff;
    font-size: 1rem;
    margin-bottom: 10px;
}

/* =======================
   CART
======================= */
.cart-container {
    width: 90%;
    max-width: 800px;
    margin: 30px auto;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    padding: 20px;
}

.cart-title {
    font-size: 1.5rem;
    margin-bottom: 15px;
    text-align: center;
    color: #333;
}

.cart-items {
    list-style: none;
    padding: 0;
    margin: 0;
}

.cart-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid #ddd;
}

.cart-item:last-child {
    border-bottom: none;
}

/* =======================
   CHECKOUT
======================= */
.checkout-container {
    width: 90%;
    max-width: 600px;
    margin: 30px auto;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    padding: 20px;
}

.checkout-title {
    font-size: 1.5rem;
    margin-bottom: 20px;
    text-align: center;
    color: #333;
}

.checkout-summary {
    margin-bottom: 20px;
}

.checkout-summary li {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid #eee;
}

.checkout-summary li:last-child {
    border-bottom: none;
}

/* =======================
   BUTTONS
======================= */
button, .btn {
    background: #007bff;
    color: #fff;
    border: none;
    padding: 10px 18px;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    font-size: 1rem;
}

button:hover, .btn:hover {
    background: #0056b3;
}