/* === Cart Page === */
.cart-layout {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 2rem;
    align-items: start;
}

.cart-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--bg-card);
    padding: 1rem 1.5rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    box-shadow: var(--shadow);
}

.cart-item__mockup {
    flex-shrink: 0;
    width: 60px;
}

.cart-shirt-mini {
    filter: drop-shadow(0 1px 3px rgba(0,0,0,0.15));
}

.cart-item__details {
    flex: 1;
    min-width: 0;
}

.cart-item__details h3 {
    font-family: var(--heading-font);
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
}

.cart-item__details a { color: var(--text-primary); }
.cart-item__details a:hover { color: var(--accent-color); }

.cart-item__meta {
    font-family: var(--ui-font);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.cart-item__philosopher {
    font-size: 0.95rem;
    color: var(--text-muted);
    font-style: italic;
}

.cart-item__quantity {
    display: flex;
    align-items: center;
}

.qty-form {
    display: flex;
    align-items: center;
    gap: 0;
}

.qty-btn {
    width: 32px;
    height: 32px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    cursor: pointer;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.qty-btn:hover { background: #f0f0f0; }
.qty-btn:first-child { border-radius: var(--radius) 0 0 var(--radius); }
.qty-btn:last-child { border-radius: 0 var(--radius) var(--radius) 0; }

.qty-display {
    width: 40px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    font-family: var(--ui-font);
    font-weight: 600;
}

.cart-item__price {
    font-family: var(--ui-font);
    font-weight: 600;
    font-size: 1rem;
    min-width: 70px;
    text-align: right;
}

.btn-remove {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #c33;
    cursor: pointer;
    padding: 0.25rem;
    transition: color 0.2s;
}

.btn-remove:hover { color: #a00; }

/* === Cart Summary === */
.cart-summary {
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    position: sticky;
    top: 5rem;
}

.cart-summary h3 {
    font-family: var(--heading-font);
    margin-bottom: 1rem;
}

.cart-summary__row {
    display: flex;
    justify-content: space-between;
    font-family: var(--ui-font);
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.cart-summary__total {
    font-weight: 700;
    font-size: 1.2rem;
    border-bottom: none;
    margin-bottom: 1rem;
}

/* === Checkout === */
.checkout-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 2rem;
    align-items: start;
}

.checkout-section {
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    background: var(--bg-card);
}

.checkout-section legend {
    font-family: var(--heading-font);
    font-size: 1.1rem;
    padding: 0 0.5rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    font-family: var(--ui-font);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.form-input {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-family: var(--ui-font);
    font-size: 0.95rem;
    transition: border-color 0.2s;
}

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

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
}

/* === Payment Options === */
.payment-options {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.payment-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
    cursor: pointer;
    flex: 1;
    transition: border-color 0.2s;
}

.payment-option:has(input:checked) {
    border-color: var(--accent-color);
}

.payment-option input { margin: 0; }

.payment-option__label small {
    display: block;
    color: var(--text-muted);
    font-size: 0.8rem;
}

.mock-payment-notice {
    background: #fffde7;
    border: 1px solid #fff59d;
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 1rem;
    font-family: var(--ui-font);
    font-size: 0.85rem;
}

.btc-address {
    margin-top: 0.5rem;
}

.btc-address code {
    background: #f5f5f5;
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
}

/* === Checkout Summary === */
.checkout-summary {
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    position: sticky;
    top: 5rem;
}

.checkout-summary h3 {
    font-family: var(--heading-font);
    margin-bottom: 1rem;
}

.checkout-item {
    display: flex;
    justify-content: space-between;
    font-family: var(--ui-font);
    font-size: 0.85rem;
    padding: 0.4rem 0;
}

.checkout-total {
    font-size: 1.1rem;
    padding-top: 0.75rem;
}

/* === Confirmation === */
.confirmation-page {
    max-width: 600px;
    margin: 3rem auto;
}

.confirmation-box {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 3rem;
    text-align: center;
    box-shadow: var(--shadow);
}

.confirmation-icon {
    width: 60px;
    height: 60px;
    background: #4CAF50;
    color: #fff;
    font-size: 2rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.confirmation-box h1 {
    font-family: var(--heading-font);
    margin-bottom: 0.5rem;
}

.confirmation-order-id {
    font-family: var(--ui-font);
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.confirmation-details {
    text-align: left;
    margin: 2rem 0;
}

.confirmation-details h3 {
    font-family: var(--heading-font);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.confirmation-item {
    display: flex;
    justify-content: space-between;
    font-family: var(--ui-font);
    font-size: 0.85rem;
    padding: 0.4rem 0;
}

.confirmation-total {
    font-size: 1rem;
    padding-top: 0.5rem;
}

.confirmation-shipping {
    margin-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
}

.confirmation-shipping h4 {
    font-family: var(--ui-font);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.confirmation-shipping p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.confirmation-payment {
    margin-top: 1rem;
    font-family: var(--ui-font);
    font-size: 0.85rem;
}

/* === Responsive === */
@media (max-width: 768px) {
    .cart-layout,
    .checkout-layout {
        grid-template-columns: 1fr;
    }

    .cart-item {
        flex-wrap: wrap;
    }

    .payment-options {
        flex-direction: column;
    }
}