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

.checkout-card {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    padding: 30px;
}

.title {
    font-size: 28px;
    font-weight: bold;
    color: #111;
    margin-bottom: 30px;
    border-bottom: 2px solid #ec4899;
    padding-bottom: 10px;
}

.checkout-grid {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.checkout-info {
    flex: 2 1 60%;
}

.checkout-summary {
    flex: 1 1 35%;
    background: #f9f9f9;
    border: 1px solid #ccc;
    border-radius: 12px;
    padding: 20px;
    position: sticky;
    top: 20px;
}

.section-info, .section-payment {
    background: #fef2f2;
    border: 1px solid #fbcfe8;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
}

.section-payment {
    background: #f0fdf4;
    border-color: #bbf7d0;
}

h2 {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 15px;
}

.form-group {
    margin-bottom: 15px;
}

label {
    display: block;
    font-size: 14px;
    margin-bottom: 5px;
}

.required {
    color: red;
}

input[type="text"], input[type="tel"], textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ccc;
    border-radius: 8px;
    font-size: 14px;
}

textarea {
    resize: none;
}

.error {
    color: red;
    font-size: 12px;
    margin-top: 3px;
}

.payment-options label {
    display: block;
    margin-bottom: 10px;
    font-size: 14px;
}

.cart-items {
    max-height: 200px;
    overflow-y: auto;
    margin-bottom: 15px;
    border-bottom: 1px solid #ccc;
    padding-bottom: 10px;
}

.cart-item {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    margin-bottom: 5px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    font-size: 16px;
    margin-top: 10px;
}

.summary-row.total {
    font-weight: bold;
    font-size: 18px;
    color: #ec4899;
    margin-top: 15px;
}

.btn-submit {
    width: 100%;
    padding: 12px 0;
    background: #ec4899;
    color: #fff;
    font-weight: bold;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    margin-top: 20px;
    transition: background 0.3s;
}

.btn-submit:hover {
    background: #db2777;
}