/* Checkout Steps */
.checkout-steps {
    background: white;
    padding: 30px 0;
    border-bottom: 1px solid var(--border-color);
}

.steps {
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 600px;
    margin: 0 auto;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.step-number {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
    color: var(--text-light);
    background: white;
    transition: all 0.3s;
}

.step.completed .step-number {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.step.active .step-number {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: white;
}

.step-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-light);
}

.step.completed .step-label,
.step.active .step-label {
    color: var(--text-color);
}

.step-line {
    flex: 1;
    height: 2px;
    background: var(--border-color);
    margin: 0 15px;
    max-width: 100px;
}

/* Checkout Page */
.checkout-page {
    padding: 40px 0 60px;
    background: #fafafa;
}

.checkout-layout {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 30px;
}

/* Checkout Main */
.checkout-main {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.checkout-section {
    background: white;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.section-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 25px;
    color: var(--text-color);
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

/* Form Elements */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-color);
}

.required {
    color: var(--accent-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-family: inherit;
    font-size: 15px;
    outline: none;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* Shipping Methods */
.shipping-methods {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.shipping-option {
    display: block;
    padding: 20px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s;
}

.shipping-option:hover {
    border-color: var(--primary-color);
    background: #fafafa;
}

.shipping-option input[type="radio"] {
    display: none;
}

.shipping-option input[type="radio"]:checked + .option-content {
    color: var(--primary-color);
}

.shipping-option:has(input:checked) {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, #f8faf5 0%, #fef8f5 100%);
}

.option-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.option-name {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text-color);
}

.option-desc {
    font-size: 13px;
    color: var(--text-light);
}

.option-price {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
}

/* Payment Methods */
.payment-methods {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.payment-option {
    display: block;
    padding: 20px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s;
}

.payment-option:hover {
    border-color: var(--primary-color);
    background: #fafafa;
}

.payment-option input[type="radio"] {
    display: none;
}

.payment-option:has(input:checked) {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, #f8faf5 0%, #fef8f5 100%);
}

.payment-option .option-content {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.payment-option svg {
    color: var(--primary-color);
    flex-shrink: 0;
    margin-top: 2px;
}

.payment-option .option-info {
    flex: 1;
}

/* Checkout Sidebar */
.checkout-sidebar {
    height: fit-content;
    position: sticky;
    top: 100px;
}

.order-summary {
    background: white;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.summary-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
    color: var(--text-color);
}

/* Order Items */
.order-items {
    margin-bottom: 25px;
}

.order-item {
    display: flex;
    gap: 12px;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.order-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.order-item-image {
    width: 60px;
    height: 60px;
    border-radius: 6px;
    overflow: hidden;
    flex-shrink: 0;
}

.order-item-image .placeholder-image {
    width: 100%;
    height: 100%;
    background: #f5f5f5;
}

.order-item-details {
    flex: 1;
}

.order-item-name {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text-color);
    line-height: 1.3;
}

.order-item-meta {
    font-size: 13px;
    color: var(--text-light);
}

.order-item-price {
    font-size: 15px;
    font-weight: 700;
    color: var(--accent-color);
}

/* Order Totals */
.order-totals {
    padding-top: 20px;
    border-top: 2px solid var(--border-color);
    margin-bottom: 25px;
}

.total-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    font-size: 15px;
    color: var(--text-color);
}

.total-row span:last-child {
    font-weight: 600;
}

.total-divider {
    height: 1px;
    background: var(--border-color);
    margin: 15px 0;
}

.grand-total {
    font-size: 20px;
    font-weight: 700;
    margin-top: 15px;
}

.grand-total .total-amount {
    font-size: 24px;
    color: var(--accent-color);
}

/* Place Order Button */
.btn-place-order {
    width: 100%;
    padding: 16px;
    font-size: 16px;
    margin-bottom: 20px;
}

/* Security Badge */
.security-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 15px;
    background: #f0f9f4;
    border-radius: 8px;
    font-size: 13px;
    color: var(--primary-color);
}

.security-badge svg {
    flex-shrink: 0;
}

/* Responsive */
@media (max-width: 1024px) {
    .checkout-layout {
        grid-template-columns: 1fr 350px;
        gap: 25px;
    }
}

@media (max-width: 768px) {
    .checkout-steps {
        padding: 20px 0;
    }

    .steps {
        max-width: 100%;
    }

    .step-label {
        font-size: 12px;
    }

    .step-number {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }

    .step-line {
        max-width: 50px;
        margin: 0 8px;
    }

    .checkout-layout {
        grid-template-columns: 1fr;
    }

    .checkout-sidebar {
        position: static;
        order: -1;
    }

    .checkout-section {
        padding: 20px;
    }

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

    .section-title {
        font-size: 18px;
    }

    .shipping-option,
    .payment-option {
        padding: 15px;
    }

    .option-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
}

@media (max-width: 480px) {
    .checkout-page {
        padding: 20px 0 40px;
    }

    .order-summary {
        padding: 20px;
    }

    .step-label {
        display: none;
    }

    .step-line {
        max-width: 40px;
        margin: 0 5px;
    }
}