.checkout-hero {
padding: 8rem 3rem 3rem;
background: var(--concrete-gray);
text-align: center;
}

.checkout-hero h1 {
font-size: 3.5rem;
font-weight: 700;
color: var(--deep-black);
margin-bottom: 1rem;
letter-spacing: -1px;
}

.checkout-hero p {
font-size: 1.2rem;
color: var(--dark-gray);
}

.checkout-section {
padding: 4rem 0 8rem;
background: var(--concrete-gray);
}

.checkout-layout {
display: grid;
grid-template-columns: 2fr 1fr;
gap: 4rem;
align-items: start;
}

.checkout-form-container {
background: var(--white);
padding: 3rem;
}

.checkout-form-container h2 {
font-size: 2rem;
margin-bottom: 2rem;
color: var(--deep-black);
font-weight: 600;
}

.form-row {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 2rem;
}

.form-group {
margin-bottom: 1.5rem;
}

.form-group label {
display: block;
margin-bottom: 0.5rem;
color: var(--deep-black);
font-weight: 500;
font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
width: 100%;
padding: 1rem;
border: 2px solid var(--concrete-gray);
background: var(--white);
font-size: 1rem;
font-family: inherit;
transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
outline: none;
border-color: var(--cyan-accent);
}

.form-group textarea {
resize: vertical;
}

.submit-btn {
width: 100%;
padding: 1.3rem;
background: var(--deep-black);
color: var(--white);
border: 2px solid var(--deep-black);
font-size: 1.1rem;
font-weight: 600;
letter-spacing: 1px;
cursor: pointer;
transition: var(--transition);
margin-top: 1rem;
}

.submit-btn:hover {
background: var(--cyan-accent);
color: var(--deep-black);
border-color: var(--cyan-accent);
}

.order-summary-container {
background: var(--white);
padding: 3rem;
position: sticky;
top: 120px;
}

.order-summary-container h3 {
font-size: 1.8rem;
margin-bottom: 2rem;
color: var(--deep-black);
font-weight: 600;
}

.order-items {
margin-bottom: 2rem;
}

.order-item {
display: flex;
justify-content: space-between;
align-items: start;
padding: 1rem 0;
border-bottom: 1px solid var(--concrete-gray);
}

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

.order-item-info h4 {
font-size: 1.1rem;
margin-bottom: 0.3rem;
color: var(--deep-black);
font-weight: 600;
}

.order-item-quantity {
font-size: 0.9rem;
color: var(--dark-gray);
}

.order-item-price {
font-size: 1.2rem;
font-weight: 700;
color: var(--cyan-accent);
}

.summary-totals {
margin-top: 2rem;
padding-top: 2rem;
border-top: 2px solid var(--concrete-gray);
}

.summary-row {
display: flex;
justify-content: space-between;
padding: 0.8rem 0;
font-size: 1.1rem;
color: var(--dark-gray);
}

.summary-row.total {
font-size: 1.6rem;
font-weight: 700;
color: var(--deep-black);
padding-top: 1.5rem;
margin-top: 1rem;
border-top: 2px solid var(--deep-black);
}

.summary-row.total span:last-child {
color: var(--cyan-accent);
}

.security-notice {
display: flex;
align-items: center;
gap: 0.8rem;
margin-top: 2rem;
padding: 1rem;
background: var(--concrete-gray);
color: var(--dark-gray);
font-size: 0.9rem;
}

.security-notice svg {
flex-shrink: 0;
color: var(--cyan-accent);
}

@media (max-width: 1024px) {
.checkout-layout {
grid-template-columns: 1fr;
}

.order-summary-container {
position: static;
}
}

@media (max-width: 768px) {
.checkout-hero {
padding: 6rem 1.5rem 2rem;
}

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

.checkout-section {
padding: 3rem 0 6rem;
}

.checkout-form-container {
padding: 2rem 1.5rem;
}

.form-row {
grid-template-columns: 1fr;
gap: 0;
}

.order-summary-container {
padding: 2rem;
}
}