/* ============================================
   CART, CHECKOUT & ORDER CONFIRMATION (DEMO)
   ============================================ */

/* --- Demo banner shown on every payment-flow page --- */

.demo-banner {
    background: #fef3c7;
    color: #92400e;
    text-align: center;
    font-size: 0.9em;
    font-weight: 500;
    padding: 10px 20px;
    border-bottom: 1px solid #fde68a;
}

/* --- Nav cart icon --- */

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

.nav-cart-link {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6b7280;
    text-decoration: none;
    transition: color 0.3s;
}

.nav-cart-link:hover,
.nav-cart-link.active {
    color: #2563eb;
}

.cart-count {
    display: none;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: -8px;
    right: -10px;
    min-width: 18px;
    height: 18px;
    padding: 0 4px;
    background: #2563eb;
    color: white;
    font-size: 0.7em;
    font-weight: 700;
    border-radius: 999px;
    line-height: 1;
}

/* --- Shared summary rows (cart + checkout) --- */

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    color: #4b5563;
    border-bottom: 1px solid #f3f4f6;
}

.summary-total {
    border-bottom: none;
    padding-top: 16px;
    margin-top: 6px;
    border-top: 2px solid #e5e7eb;
    font-size: 1.2em;
    font-weight: 700;
    color: #1f2937;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* ============================================
   CART PAGE
   ============================================ */

.cart-section {
    padding: 60px 0 100px;
}

.cart-empty {
    text-align: center;
    padding: 80px 20px;
}

.cart-empty-icon {
    color: #d1d5db;
    margin-bottom: 20px;
}

.cart-empty h2 {
    margin-bottom: 10px;
    color: #1f2937;
}

.cart-empty p {
    color: #6b7280;
    margin-bottom: 25px;
}

.cart-layout {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 40px;
    align-items: start;
}

.cart-items {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.cart-item {
    position: relative;
    display: grid;
    grid-template-columns: 80px 1fr auto auto auto;
    align-items: center;
    gap: 20px;
    padding: 16px;
    background: #f9fafb;
    border-radius: 10px;
}

.cart-item-image {
    width: 80px;
    height: 80px;
    border-radius: 8px;
    overflow: hidden;
    background: white;
}

.cart-item-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.cart-item-details h3 {
    font-size: 1em;
    margin-bottom: 4px;
    color: #1f2937;
}

.cart-item-price {
    color: #6b7280;
    font-size: 0.9em;
}

.cart-item-qty {
    display: flex;
    align-items: center;
    gap: 8px;
}

.qty-btn {
    width: 30px;
    height: 30px;
    border: 1px solid #e5e7eb;
    background: white;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1em;
    transition: all 0.2s;
}

.qty-btn:hover {
    border-color: #2563eb;
    color: #2563eb;
}

.cart-qty-input {
    width: 44px;
    text-align: center;
    padding: 6px 4px;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
}

.cart-item-total {
    font-weight: 700;
    color: #1f2937;
    min-width: 70px;
    text-align: right;
}

.cart-remove {
    background: none;
    border: none;
    color: #9ca3af;
    font-size: 1.1em;
    cursor: pointer;
    padding: 6px;
    transition: color 0.2s;
}

.cart-remove:hover {
    color: #ef4444;
}

.cart-summary {
    background: #f9fafb;
    border-radius: 10px;
    padding: 24px;
    position: sticky;
    top: 90px;
}

.cart-summary h2 {
    font-size: 1.2em;
    margin-bottom: 15px;
    color: #1f2937;
}

.cart-checkout-btn {
    display: block;
    width: 100%;
    text-align: center;
    margin-top: 20px;
}

.cart-continue-link {
    display: block;
    text-align: center;
    margin-top: 15px;
    color: #6b7280;
    text-decoration: none;
    font-size: 0.9em;
}

.cart-continue-link:hover {
    color: #2563eb;
}

.cart-demo-note {
    margin-top: 15px;
    font-size: 0.8em;
    color: #9ca3af;
    text-align: center;
}

/* ============================================
   CHECKOUT PAGE
   ============================================ */

.checkout-section {
    padding: 50px 0 100px;
}

.checkout-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 40px;
    align-items: start;
}

.checkout-block {
    background: #f9fafb;
    border-radius: 10px;
    padding: 28px;
    margin-bottom: 24px;
}

.checkout-block h2 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2em;
    margin-bottom: 20px;
    color: #1f2937;
}

.checkout-step {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    background: #1f2937;
    color: white;
    border-radius: 50%;
    font-size: 0.75em;
    font-weight: 700;
}

.checkout-demo-note {
    background: #fef3c7;
    color: #92400e;
    padding: 10px 14px;
    border-radius: 6px;
    font-size: 0.85em;
    margin-bottom: 20px;
}

.payment-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.payment-tab {
    flex: 1;
    padding: 12px;
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    color: #6b7280;
    transition: all 0.2s;
}

.payment-tab:hover {
    border-color: #93c5fd;
}

.payment-tab.active {
    border-color: #2563eb;
    color: #2563eb;
    background: #eff6ff;
}

.payment-panel {
    display: none;
}

.payment-panel.active {
    display: block;
}

.payment-mock-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    border-radius: 8px;
    font-weight: 700;
    color: white;
    cursor: not-allowed;
    user-select: none;
}

.payment-mock-paypal {
    background: #003087;
}

.payment-mock-googlepay {
    background: #1f2937;
}

.checkout-submit {
    display: block;
    width: 100%;
    text-align: center;
}

.checkout-summary {
    background: #f9fafb;
    border-radius: 10px;
    padding: 24px;
    position: sticky;
    top: 90px;
}

.checkout-summary h2 {
    font-size: 1.2em;
    margin-bottom: 15px;
    color: #1f2937;
}

.checkout-items {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid #e5e7eb;
}

.checkout-item {
    display: grid;
    grid-template-columns: 44px 1fr auto;
    align-items: center;
    gap: 12px;
}

.checkout-item img {
    width: 44px;
    height: 44px;
    object-fit: contain;
    background: white;
    border-radius: 6px;
}

.checkout-item-info {
    display: flex;
    flex-direction: column;
    font-size: 0.85em;
}

.checkout-item-name {
    color: #1f2937;
    font-weight: 600;
}

.checkout-item-qty {
    color: #9ca3af;
}

.checkout-item-price {
    font-weight: 600;
    color: #1f2937;
    font-size: 0.9em;
}

/* ============================================
   ORDER CONFIRMATION PAGE
   ============================================ */

.order-confirmation-section {
    padding: 60px 0 100px;
}

.order-confirmation-wrapper {
    max-width: 640px;
    margin: 0 auto;
}

.order-confirmation-header {
    text-align: center;
    margin-bottom: 40px;
}

.order-success-icon {
    color: #10b981;
    margin-bottom: 16px;
}

.order-confirmation-header h1 {
    font-size: 1.8em;
    margin-bottom: 10px;
    color: #1f2937;
}

.order-confirmation-header p {
    color: #6b7280;
}

.order-confirmation-details {
    background: #f9fafb;
    border-radius: 10px;
    padding: 24px;
    margin-bottom: 24px;
}

.order-detail-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid #e5e7eb;
    color: #4b5563;
}

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

.order-detail-total {
    font-size: 1.1em;
    color: #1f2937;
}

.order-items {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 30px;
}

.order-item {
    display: grid;
    grid-template-columns: 50px 1fr auto;
    align-items: center;
    gap: 14px;
    padding: 10px;
    background: #f9fafb;
    border-radius: 8px;
}

.order-item img {
    width: 50px;
    height: 50px;
    object-fit: contain;
    background: white;
    border-radius: 6px;
}

.order-item-info {
    display: flex;
    flex-direction: column;
    font-size: 0.9em;
}

.order-item-name {
    color: #1f2937;
    font-weight: 600;
}

.order-item-qty {
    color: #9ca3af;
    font-size: 0.85em;
}

.order-item-price {
    font-weight: 600;
    color: #1f2937;
}

.order-confirmation-actions {
    text-align: center;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 900px) {
    .cart-layout,
    .checkout-layout {
        grid-template-columns: 1fr;
    }

    .cart-summary,
    .checkout-summary {
        position: static;
    }
}

@media (max-width: 640px) {
    .cart-item {
        grid-template-columns: 60px 1fr;
        grid-template-areas:
            "image details"
            "image qty"
            "image total";
        row-gap: 8px;
    }

    .cart-item-image {
        grid-area: image;
    }

    .cart-item-details {
        grid-area: details;
    }

    .cart-item-qty {
        grid-area: qty;
    }

    .cart-item-total {
        grid-area: total;
        text-align: left;
    }

    .cart-remove {
        position: absolute;
        top: 10px;
        right: 10px;
    }

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

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