.checkout-page {
    max-width: 800px;
    margin: 40px auto;
    padding: 0 20px;
    font-family: "Inter", sans-serif;
    color: #333;
}

.checkout-title {
    text-align: center;
    font-size: 2.5rem;
    color: #2a5d8f;
    margin-bottom: 10px;
}

.checkout-subtitle {
    text-align: center;
    color: #555;
    margin-bottom: 30px;
    font-size: 1rem;
}

.checkout-container {
    background: #f9f9f9;
    padding: 30px 25px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.checkout-form h3 {
    color: #2a5d8f;
    margin-bottom: 15px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 25px;
}

.form-grid input {
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    width: 100%;
    font-family: "Inter", sans-serif;
}

.form-grid input:focus {
    outline: none;
    border-color: #2a5d8f;
    box-shadow: 0 0 4px rgba(42,93,143,0.3);
}

/* Summary List */
.checkout-summary {
    margin-bottom: 25px;
}

.checkout-summary h3 {
    margin-bottom: 10px;
}

.summary-list {
    list-style: none;
    padding: 0;
}

.summary-list li {
    display: flex;
    justify-content: space-between;
    padding: 10px 15px;
    background: #fff;
    margin-bottom: 10px;
    border-radius: 8px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
}

.checkout-submit {
    display: block;
    width: 100%;
    padding: 12px 20px;
    background-color: #2a5d8f;
    color: #fff;
    font-size: 1.1rem;
    font-weight: 600;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s;
}

.checkout-submit:hover {
    background-color: #99CCFF;
    color: #052146;
    transform: translateY(-2px);
}

.form-checkbox {
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.form-checkbox input {
    margin-right: 8px;
}

/* Mobile */
@media (max-width: 650px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
}