/**
 * Style konfiguratora PC
 */

/* === ZMIENNE === */
:root {
    --pc-primary: #2196F3;
    --pc-primary-dark: #1976D2;
    --pc-primary-light: #BBDEFB;
    --pc-success: #4CAF50;
    --pc-warning: #FF9800;
    --pc-danger: #F44336;
    --pc-gray-50: #FAFAFA;
    --pc-gray-100: #F5F5F5;
    --pc-gray-200: #EEEEEE;
    --pc-gray-300: #E0E0E0;
    --pc-gray-400: #BDBDBD;
    --pc-gray-600: #757575;
    --pc-gray-800: #424242;
    --pc-gray-900: #212121;
    --pc-shadow: 0 2px 8px rgba(0,0,0,0.1);
    --pc-shadow-lg: 0 4px 16px rgba(0,0,0,0.15);
    --pc-radius: 8px;
    --pc-radius-lg: 12px;
    --pc-transition: 0.3s ease;
}

/* === GŁÓWNY KONTENER === */
.pc-configurator {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

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

.configurator-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--pc-gray-900);
    margin-bottom: 10px;
}

.configurator-header .lead {
    font-size: 1.1rem;
    color: var(--pc-gray-600);
}

.configurator-wrapper {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

/* === STEPPER === */
.configurator-stepper {
    background: white;
    border-radius: var(--pc-radius-lg);
    box-shadow: var(--pc-shadow);
    padding: 20px;
    margin-bottom: 30px;
    overflow-x: auto;
}

.stepper-track {
    display: flex;
    align-items: center;
    min-width: max-content;
}

.stepper-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    padding: 10px 15px;
    transition: var(--pc-transition);
    position: relative;
}

.stepper-step.locked {
    opacity: 0.5;
    cursor: not-allowed;
}

.stepper-step.unlocked:hover .step-number {
    transform: scale(1.1);
}

.step-number {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--pc-gray-200);
    color: var(--pc-gray-600);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--pc-transition);
    margin-bottom: 8px;
}

.stepper-step.unlocked .step-number {
    background: var(--pc-primary);
    color: white;
}

.stepper-step.completed .step-number {
    background: var(--pc-success);
    color: white;
}

.stepper-step.current .step-number {
    box-shadow: 0 0 0 4px var(--pc-primary-light);
}

.step-label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--pc-gray-600);
    text-align: center;
    white-space: nowrap;
}

.step-required {
    color: var(--pc-danger);
    font-weight: bold;
}

.stepper-connector {
    flex: 1;
    height: 3px;
    background: var(--pc-gray-200);
    min-width: 30px;
    margin: 0 5px;
    margin-bottom: 28px;
    transition: var(--pc-transition);
}

.stepper-connector.completed {
    background: var(--pc-success);
}

/* === KROKI === */
.configurator-step {
    display: none;
    background: white;
    border-radius: var(--pc-radius-lg);
    box-shadow: var(--pc-shadow);
    padding: 25px;
}

.configurator-step.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.step-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--pc-gray-200);
}

.step-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.4rem;
    font-weight: 600;
    margin: 0;
}

.step-icon {
    width: 40px;
    height: 40px;
    background: var(--pc-primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--pc-primary);
}

.step-number-badge {
    width: 28px;
    height: 28px;
    background: var(--pc-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 600;
}

.badge {
    display: inline-block;
    padding: 4px 8px;
    font-size: 0.7rem;
    font-weight: 600;
    border-radius: 4px;
    text-transform: uppercase;
}

.badge-danger {
    background: #FFEBEE;
    color: var(--pc-danger);
}

.badge-secondary {
    background: var(--pc-gray-100);
    color: var(--pc-gray-600);
}

.badge-success {
    background: #E8F5E9;
    color: var(--pc-success);
}

.selected-product-preview {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #E8F5E9;
    padding: 10px 15px;
    border-radius: var(--pc-radius);
    border: 2px solid var(--pc-success);
}

.selected-product-preview img {
    width: 50px;
    height: 50px;
    object-fit: contain;
    background: white;
    border-radius: 4px;
}

.selected-product-preview .selected-name {
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: 500;
}

.selected-product-preview .selected-price {
    color: var(--pc-success);
    font-weight: 700;
}

.selected-product-preview .btn-remove-product {
    background: none;
    border: none;
    color: var(--pc-danger);
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    transition: var(--pc-transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.selected-product-preview .btn-remove-product:hover {
    background: rgba(244, 67, 54, 0.1);
}

/* === BLOKADA KROKU === */
.step-locked-message {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 60px 20px;
    color: var(--pc-gray-600);
}

.step-locked-message i {
    font-size: 4rem;
    color: var(--pc-gray-300);
    margin-bottom: 20px;
}

.step-no-category-message {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 60px 20px;
    color: var(--pc-warning);
}

.step-no-category-message i {
    font-size: 4rem;
    margin-bottom: 20px;
}

/* === FILTRY === */
.step-filters {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.filter-group {
    flex: 1;
    min-width: 150px;
}

.filter-search-group {
    flex: 2;
}

.filter-group .form-control {
    border-radius: var(--pc-radius);
    border: 1px solid var(--pc-gray-300);
    padding: 10px 15px;
    font-size: 0.95rem;
    width: 100%;
}

.filter-group .form-control:focus {
    border-color: var(--pc-primary);
    box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
    outline: none;
}

/* === SIATKA PRODUKTÓW === */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 25px;
}

.no-products {
    grid-column: 1 / -1;
    text-align: center;
    padding: 40px;
    color: var(--pc-gray-600);
}

.no-products i {
    font-size: 3rem;
    color: var(--pc-gray-300);
    display: block;
    margin-bottom: 15px;
}

/* === KARTA PRODUKTU === */
.product-card {
    background: white;
    border: 1px solid var(--pc-gray-200);
    border-radius: var(--pc-radius);
    overflow: hidden;
    transition: var(--pc-transition);
    display: flex;
    flex-direction: column;
    position: relative;
}

.product-card:hover {
    border-color: var(--pc-primary);
    box-shadow: var(--pc-shadow);
    transform: translateY(-2px);
}

.product-card.incompatible {
    opacity: 0.6;
    border-color: var(--pc-danger);
}

.product-card.incompatible:hover {
    transform: none;
    box-shadow: none;
}

.product-card.unavailable {
    opacity: 0.5;
}

.product-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    z-index: 1;
}

.product-badge.sale {
    background: var(--pc-danger);
    color: white;
}

.product-badge.low-stock {
    background: var(--pc-warning);
    color: white;
    top: auto;
    bottom: 10px;
}

.product-image {
    position: relative;
    padding: 15px;
    background: var(--pc-gray-50);
    text-align: center;
    min-height: 170px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-image img {
    max-width: 100%;
    max-height: 140px;
    object-fit: contain;
}

.product-image .no-image {
    color: var(--pc-gray-300);
}

.product-image .no-image i {
    font-size: 4rem;
}

.incompatible-overlay {
    position: absolute;
    inset: 0;
    background: rgba(244, 67, 54, 0.9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
}

.incompatible-overlay i {
    font-size: 2.5rem;
    margin-bottom: 5px;
}

.incompatible-overlay span {
    font-weight: 600;
}

.product-info {
    padding: 15px;
    flex: 1;
}

.product-manufacturer {
    font-size: 0.7rem;
    color: var(--pc-gray-600);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 5px;
}

.product-name {
    font-size: 0.9rem;
    font-weight: 500;
    margin: 0 0 10px;
    line-height: 1.4;
}

.product-name a {
    color: var(--pc-gray-900);
    text-decoration: none;
}

.product-name a:hover {
    color: var(--pc-primary);
}

.product-features {
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.75rem;
    color: var(--pc-gray-600);
}

.product-features li {
    margin-bottom: 3px;
    display: flex;
    gap: 5px;
}

.product-features .feature-name {
    color: var(--pc-gray-800);
    font-weight: 500;
}

/* Błędy kompatybilności na karcie produktu */
.product-compatibility-errors {
    background: #FFF3E0;
    border: 1px solid #FFB74D;
    border-radius: var(--pc-radius);
    padding: 10px;
    margin: 0 15px 10px 15px;
    font-size: 0.75rem;
    color: #E65100;
    display: flex;
    gap: 8px;
    align-items: flex-start;
}

.product-compatibility-errors i {
    font-size: 1rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.product-compatibility-errors ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.product-compatibility-errors li {
    margin-bottom: 3px;
}

.product-compatibility-errors li:last-child {
    margin-bottom: 0;
}

.product-actions {
    padding: 15px;
    border-top: 1px solid var(--pc-gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
}

.product-price {
    display: flex;
    flex-direction: column;
}

.price-old {
    font-size: 0.8rem;
    color: var(--pc-gray-600);
    text-decoration: line-through;
}

.price-current {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--pc-gray-900);
}

.btn-select-product {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 8px 16px;
    background: var(--pc-primary);
    color: white;
    border: none;
    border-radius: var(--pc-radius);
    cursor: pointer;
    transition: var(--pc-transition);
    font-weight: 500;
}

.btn-select-product:hover {
    background: var(--pc-primary-dark);
}

.btn-select-product:disabled,
.btn-incompatible {
    background: var(--pc-gray-300);
    cursor: not-allowed;
}

/* === NAWIGACJA KROKU === */
.step-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid var(--pc-gray-200);
    margin-top: 25px;
    gap: 15px;
}

.step-nav-spacer {
    flex: 1;
}

.btn-prev-step,
.btn-next-step {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--pc-radius);
    font-weight: 500;
    cursor: pointer;
    transition: var(--pc-transition);
}

.btn-prev-step {
    background: white;
    border: 1px solid var(--pc-gray-300);
    color: var(--pc-gray-800);
}

.btn-prev-step:hover {
    background: var(--pc-gray-100);
}

.btn-next-step {
    background: var(--pc-primary);
    border: none;
    color: white;
}

.btn-next-step:hover {
    background: var(--pc-primary-dark);
}

.btn-next-step:disabled {
    background: var(--pc-gray-300);
    cursor: not-allowed;
}

.btn-skip-step {
    background: none;
    border: none;
    color: var(--pc-gray-600);
    cursor: pointer;
    text-decoration: underline;
}

.btn-skip-step:hover {
    color: var(--pc-primary);
}

/* === PODSUMOWANIE (na dole) === */
.configurator-sidebar {
    width: 100%;
}

.summary-panel {
    background: white;
    border-radius: var(--pc-radius-lg);
    box-shadow: var(--pc-shadow);
    padding: 15px 20px;
}

.summary-items {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-bottom: 12px;
}

.summary-item {
    display: flex;
    flex-direction: column;
    gap: 3px;
    background: var(--pc-gray-50);
    border-radius: var(--pc-radius);
    padding: 8px 10px;
    border: none;
}

.summary-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 15px;
    background: var(--pc-gray-100);
    border-radius: var(--pc-radius);
    margin-top: 10px;
}

.summary-actions {
    display: flex;
    flex-direction: row;
    gap: 10px;
    align-items: center;
    margin-top: 12px;
}

.btn-add-to-cart {
    flex: 1;
}

.secondary-actions {
    display: flex;
    gap: 10px;
}

.summary-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 12px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--pc-primary);
}

.summary-title i {
    color: var(--pc-primary);
}

.summary-item-label {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.75rem;
    color: var(--pc-gray-600);
    font-weight: 500;
}

.summary-item-label i {
    font-size: 0.9rem;
    color: var(--pc-gray-400);
}

.summary-item-label .required {
    color: var(--pc-danger);
}

.summary-item-value {
    font-size: 0.8rem;
}

.summary-item-value .not-selected {
    color: var(--pc-gray-400);
    font-style: italic;
}

.summary-item.has-product .summary-item-label i {
    color: var(--pc-success);
}

.summary-item .product-name {
    display: block;
    color: var(--pc-gray-800);
    text-decoration: none;
    cursor: pointer;
    transition: color var(--pc-transition);
    font-weight: 500;
    line-height: 1.3;
    word-break: break-word;
}

.summary-item a.product-name:hover {
    color: var(--pc-primary);
    text-decoration: underline;
}

.summary-item .product-price {
    display: block;
    font-weight: 600;
    color: var(--pc-success);
}

/* Przycisk usuwania produktu z podsumowania */
.summary-item-value {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding-right: 24px;
}

.btn-remove-summary {
    position: absolute;
    top: 0;
    right: 0;
    width: 20px;
    height: 20px;
    padding: 0;
    border: none;
    background: transparent;
    color: var(--pc-gray-400);
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--pc-transition);
}

.btn-remove-summary i {
    font-size: 16px;
}

.btn-remove-summary:hover {
    color: var(--pc-danger);
    background: rgba(244, 67, 54, 0.1);
}

.total-label {
    font-size: 1.1rem;
    font-weight: 600;
}

.total-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--pc-primary);
}

.summary-warnings {
    margin-bottom: 15px;
}

.summary-warnings .alert {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    padding: 12px;
    background: #FFF3E0;
    border: 1px solid var(--pc-warning);
    border-radius: var(--pc-radius);
    color: #E65100;
}

.summary-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.btn-add-to-cart {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px;
    font-size: 1rem;
    font-weight: 600;
    background: var(--pc-success);
    color: white;
    border: none;
    border-radius: var(--pc-radius);
    cursor: pointer;
    transition: var(--pc-transition);
}

.btn-add-to-cart:hover:not(:disabled) {
    background: #388E3C;
}

.btn-add-to-cart:disabled {
    background: var(--pc-gray-300);
    cursor: not-allowed;
}

.secondary-actions {
    display: flex;
    gap: 10px;
}

.secondary-actions .btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    background: white;
    border: 1px solid var(--pc-gray-300);
    border-radius: var(--pc-radius);
    cursor: pointer;
    transition: var(--pc-transition);
    color: var(--pc-gray-600);
}

.secondary-actions .btn:hover {
    background: var(--pc-gray-100);
    color: var(--pc-gray-800);
}

.secondary-actions .btn-outline-danger:hover {
    background: #FFEBEE;
    border-color: var(--pc-danger);
    color: var(--pc-danger);
}

/* === PAGINACJA === */
.products-pagination {
    text-align: center;
    margin-top: 20px;
}

.btn-load-more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: white;
    border: 1px solid var(--pc-primary);
    color: var(--pc-primary);
    border-radius: var(--pc-radius);
    cursor: pointer;
    transition: var(--pc-transition);
    font-weight: 500;
}

.btn-load-more:hover {
    background: var(--pc-primary);
    color: white;
}

.btn-load-more .remaining {
    font-size: 0.85rem;
    opacity: 0.8;
}

/* === TOAST NOTYFIKACJE === */
#toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    padding: 15px 25px;
    border-radius: var(--pc-radius);
    background: var(--pc-gray-900);
    color: white;
    box-shadow: var(--pc-shadow-lg);
    transform: translateX(120%);
    transition: var(--pc-transition);
    display: flex;
    align-items: center;
    gap: 10px;
}

.toast.show {
    transform: translateX(0);
}

.toast-success { background: var(--pc-success); }
.toast-warning { background: var(--pc-warning); }
.toast-danger { background: var(--pc-danger); }
.toast-info { background: var(--pc-primary); }

/* === MODAL === */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 10000;
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

.modal-dialog {
    background: white;
    border-radius: var(--pc-radius-lg);
    max-width: 500px;
    width: 90%;
    box-shadow: var(--pc-shadow-lg);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    border-bottom: 1px solid var(--pc-gray-200);
}

.modal-title {
    margin: 0;
    font-size: 1.2rem;
}

.modal-header .close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--pc-gray-600);
}

.modal-body {
    padding: 20px;
}

.share-copied-message {
    margin-top: 15px;
    color: var(--pc-success);
    display: flex;
    align-items: center;
    gap: 5px;
}

/* === LOADING === */
.loading-spinner {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px;
    grid-column: 1 / -1;
}

.spinner-border {
    width: 40px;
    height: 40px;
    border: 3px solid var(--pc-gray-200);
    border-top-color: var(--pc-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.spinner-border-sm {
    width: 20px;
    height: 20px;
    border-width: 2px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* === COMPATIBILITY INFO === */
.compatibility-info {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin: 15px 0;
    padding: 15px;
    background: linear-gradient(135deg, #E8F5E9 0%, #C8E6C9 100%);
    border: 1px solid var(--pc-success);
    border-radius: var(--pc-radius);
    color: #2E7D32;
}

.compatibility-info i {
    font-size: 1.5rem;
    color: var(--pc-success);
    flex-shrink: 0;
}

.compatibility-info-text {
    flex: 1;
}

.compatibility-info-text strong {
    display: block;
    margin-bottom: 5px;
    color: #1B5E20;
}

.compatibility-info .filter-details {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 5px;
}

.compatibility-info small {
    display: block;
    font-size: 0.8rem;
    color: #558B2F;
    font-style: italic;
}

/* === PSU RECOMMENDATION === */
.psu-recommendation {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    padding: 15px;
    background: #E3F2FD;
    border: 1px solid var(--pc-primary);
    border-radius: var(--pc-radius);
    color: var(--pc-primary-dark);
}

.psu-recommendation i {
    font-size: 1.5rem;
}

/* === RESPONSIVE === */
@media (max-width: 992px) {
    .summary-items {
        grid-template-columns: repeat(2, 1fr);
    }

    .summary-actions {
        flex-direction: column;
    }

    .btn-add-to-cart {
        width: 100%;
    }

    .secondary-actions {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .pc-configurator {
        padding: 10px;
    }

    .configurator-header h1 {
        font-size: 1.8rem;
    }

    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 10px;
    }

    .step-filters {
        flex-direction: column;
    }

    .filter-group {
        width: 100%;
    }

    .step-navigation {
        flex-wrap: wrap;
        gap: 10px;
    }

    .step-navigation .btn {
        flex: 1;
        min-width: 120px;
        justify-content: center;
    }

    .step-navigation .btn-skip-step {
        width: 100%;
        text-align: center;
    }

    .stepper-step {
        padding: 5px 10px;
    }

    .step-label {
        font-size: 0.65rem;
    }

    .step-number {
        width: 36px;
        height: 36px;
    }

    .selected-product-preview {
        flex-wrap: wrap;
    }

    .selected-product-preview .selected-name {
        max-width: 100%;
        flex-basis: 100%;
    }

    .product-card .btn-text {
        display: none;
    }

    .summary-items {
        grid-template-columns: 1fr;
    }
}