*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-size: 1rem;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse-glow {
    0% {
        box-shadow: 0 4px 15px hsla(0, 0%, 100%, 0.2);
    }
    50% {
        box-shadow: 0 4px 15px hsla(0, 0%, 100%, 0.2);
    }
    100% {
        box-shadow: 0 0 15px -5px var(--color-primary-glow);
    }
}

@keyframes price-update {
    from {
        opacity: 0.5;
        transform: scale(0.98);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 8rem;
}

body {
    font-family: var(--font-family-base), serif;
    background-color: var(--color-background);
    color: var(--color-text-primary);
    line-height: 1.6;
    font-size: var(--font-size-base);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: -20vh;
    left: -20vw;
    width: 140vw;
    height: 140vh;
    background-image: radial-gradient(circle at 10% 20%, hsla(0, 0%, 55%, 0.1), transparent 35%),
    radial-gradient(circle at 90% 80%, hsla(0, 0%, 60%, 0.1), transparent 40%);
    filter: blur(120px);
    z-index: -1;
    animation: slow-pan 50s linear infinite alternate;
}

@keyframes slow-pan {
    to {
        transform: translate(10vw, 10vh);
    }
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--color-primary-dark);
}

:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 3px;
    border-radius: 4px;
}

.cart-page {
    padding: var(--space-xl) 0 0 0;
    animation: fadeIn 0.8s var(--transition) both;
    min-height: 100vh;
    margin-top: 3vh;
}

.cart-page__title {
    font-size: var(--font-size-xxl);
    text-align: center;
    margin-bottom: var(--space-xl);
}

.cart-empty {
    text-align: center;
    padding: var(--space-xl);
    background: var(--gradient-surface), var(--color-surface);
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
}

.cart-empty p {
    font-size: var(--font-size-md);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

.cart-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-xl);
    align-items: flex-start;
}

.cart-items {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}
.cart-item {
    display: grid;
    grid-template-columns: 100px 130px 110px 110px 60px;
    gap: var(--space-md);
    align-items: center;
    padding: var(--space-md);
    background: var(--gradient-surface), var(--color-surface);
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    transition: all var(--transition);
    overflow: hidden;
}

.cart-item:hover {
    transform: translateY(-5px) scale(1.02);
    border-color: hsla(0, 0%, 100%, 0.2);
    box-shadow: 0 12px 35px hsla(0, 0%, 0%, 0.25);
}

.cart-item.removing {
    animation: fadeOutAndShrink 0.5s forwards ease-in-out;
}

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

@keyframes fadeOutAndShrink {
    to {
        opacity: 0;
        height: 0;
        padding-top: 0;
        padding-bottom: 0;
        margin-bottom: -1rem;
        border-width: 0;
    }
}

.cart-item__image img {
    border-radius: 8px;
}

.cart-item__name {
    font-size: var(--font-size-base);
    font-weight: 600;
    line-height: 1.3;
}

.cart-item__size, .cart-item__price {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.cart-item__subtotal span.updated, #cart-subtotal.updated, #cart-total.updated {
    animation: price-update 0.4s ease-out;
}

.cart-item__subtotal {
    font-weight: 700;
    font-size: var(--font-size-base);
    text-align: right;
    white-space: nowrap;
    padding-left: var(--space-sm);
}

.cart-item__actions {
    text-align: center;
    padding-left: 35px;
}

.cart-item__remove-btn {
    background: transparent;
    border: none;
    color: var(--color-text-secondary);
    cursor: pointer;
    font-size: 1.4rem;
    font-weight: bold;
    padding: 0;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    transition: all var(--transition);
}

.cart-item__remove-btn:hover {
    color: var(--color-danger);
    background-color: var(--color-danger-glow);
    transform: scale(1.1) rotate(180deg);
}

.cart-summary {
    position: sticky;
    top: 8rem;
    background: var(--gradient-surface), var(--color-surface);
    border-radius: var(--radius);
    padding: var(--space-lg);
    border: 1px solid var(--color-border);
    border-top: 3px solid var(--color-primary););
}

.cart-summary__title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-md);
}

.cart-summary__row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-sm);
    color: var(--color-text-secondary);
}

.cart-summary__total {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    font-size: var(--font-size-md);
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-md);
    margin-top: var(--space-md);
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.quantity {
    display: flex;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
    background-color: var(--color-surface-light);
}

.quantity__btn {
    background: transparent;
    border: none;
    color: var(--color-text-primary);
    width: 40px;
    height: 40px;
    cursor: pointer;
    transition: all var(--transition);
    font-size: 1.2rem;
}

.quantity__btn:hover:not(:disabled) {
    background: var(--color-primary);
    color: var(--color-white);
}

.quantity__btn:active:not(:disabled) {
    transform: scale(0.9);
}

.quantity__btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.quantity__input {
    background: var(--color-surface);
    border: none;
    border-left: 1px solid var(--color-border);
    border-right: 1px solid var(--color-border);
    color: var(--color-text-primary);
    text-align: center;
    width: 50px;
    font-weight: 600;
    font-size: var(--font-size-base);
}

.quantity__input::-webkit-outer-spin-button, .quantity__input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
.quantity-wrapper {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.quantity-info {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    white-space: nowrap;
}
.quantity__input[type=number] {
    -moz-appearance: textfield;
}

.quantity__input:focus {
    outline: none;
    background: var(--color-primary-glow);
}

.coupon-box {
    display: flex;
    margin: var(--space-lg) 0;
}

.coupon-box__input {
    flex-grow: 1;
    background-color: var(--color-background) !important;
    border: 1px solid var(--color-border);
    color: var(--color-text-primary) !important;
    padding: var(--space-sm);
    border-radius: var(--radius) 0 0 var(--radius);
    transition: all var(--transition);
    font-size: var(--font-size-base);
}

.coupon-box__input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 15px var(--color-primary-glow);
}

.coupon-box__input::placeholder {
    color: var(--color-text-secondary);
}

.coupon-box__input.success {
    border-color: var(--color-success);
    box-shadow: 0 0 15px var(--color-success-glow);
}

.coupon-box__input.error {
    border-color: var(--color-danger);
    box-shadow: 0 0 15px var(--color-danger-glow);
}

.cart-empty__button, .cart-summary__checkout-btn, .coupon-box__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    background: var(--gradient-primary);
    border: none;
    color: var(--color-white);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius);
    font-size: var(--font-size-base);
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    box-shadow: 0 4px 15px hsla(0, 0%, 100%, 0.2);
    transition: all var(--transition);
    background-size: 200% auto;
}

.coupon-box__button {
    border-radius: 0 var(--radius) var(--radius) 0;
}

.cart-empty__button:hover, .cart-summary__checkout-btn:hover, .coupon-box__button:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 15px hsla(0, 0%, 80%, 0.3);
    background-position: right center;
    color: var(--color-white);
}

.cart-summary__checkout-btn {
    width: 100%;
    animation: pulse-glow 3s infinite;
}
.cart-summary__info {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    text-align: center;
    padding: 0.5rem 0;
    margin: 1rem 0;
}
/* --- Style dla paska z logami płatności --- */
.payment-logos {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.payment-logos__title {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.payment-logos__icons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.payment-logos__icons img {
    height: 24px;
    max-width: 50px;
    filter: grayscale(1) opacity(0.6);
    transition: all var(--transition);
}

.payment-logos__icons img:hover {
    filter: grayscale(0) opacity(1);
}
.recommendations-section {
     background-image: radial-gradient(circle at 90% 80%, hsla(0, 0%, 60%, 0.1), transparent 40%);;
    padding: 4rem 0;
    margin-top: 4rem;
    border-top: 1px solid var(--color-border);
}

.recommendations-section .section-title {
    margin-bottom: 2.5rem;
    text-align: center;
    font-size: var(--font-size-lg);
    color: var(--color-text-primary);
}
@media (max-width: 992px) {
    .cart-wrapper {
        grid-template-columns: 1fr;
    }

    .cart-summary {
        position: static;
        box-shadow: var(--shadow);
        border-top: 3px solid var(--color-primary);
    }
    .recommendations-section .section-title {
        font-size: var(--font-size-md);
    }
}

@media (max-width: 576px) {
    .cart-item {
        grid-template-columns: 80px 1fr;
        grid-template-rows: auto auto auto;
        row-gap: var(--space-xs);
        position: relative;
    }
    .recommendations-section .section-title {
        font-size: var(--font-size-md);
    }
    .cart-item:hover {
        transform: translateY(0) scale(1);
    }

    .cart-item__image {
        grid-row: 1 / 4;
    }

    .cart-item__details {
        grid-column: 2;
        grid-row: 1;
    }

    .cart-item__quantity {
        grid-column: 2;
        grid-row: 2;
        justify-self: start;
    }

    .cart-item__subtotal {
        grid-column: 2;
        grid-row: 3;
        text-align: right;
        font-size: var(--font-size-base);
    }

    .cart-item__actions {
        position: absolute;
        top: var(--space-sm);
        right: var(--space-sm);
    }
}