/* Kalkulator zasilacza – styl dopasowany do pcred.pl */
.psu-calculator-area {
    padding: 60px 0 80px;
}

.psu-calculator-area .section-title h2 {
    margin-bottom: 8px;
}

.psu-calculator-area .section-title p {
    color: #777;
    margin-bottom: 30px;
}

.psu-panel {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 4px;
    margin-bottom: 24px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.psu-panel-header {
    background: #152545;
    color: #fff;
    padding: 14px 20px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 4px 4px 0 0;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.psu-panel-header .fa {
    transition: transform 0.2s;
}

.psu-panel-header.collapsed .fa-chevron-down {
    transform: rotate(-90deg);
}

.psu-panel-body {
    padding: 20px;
}

.psu-panel-body.collapsed {
    display: none;
}

.psu-form-group {
    margin-bottom: 18px;
}

.psu-form-group label {
    display: block;
    font-weight: 600;
    color: #3d3d3d;
    margin-bottom: 6px;
    font-size: 14px;
}

.psu-form-group select,
.psu-form-group input[type="number"],
.psu-form-group input[type="text"],
.psu-form-group textarea {
    width: 100%;
    height: 42px;
    border: 1px solid #ddd;
    border-radius: 3px;
    padding: 0 12px;
    font-size: 14px;
    color: #3d3d3d;
    background: #fafafa;
}

.psu-form-group textarea {
    height: 100px;
    padding: 10px 12px;
    resize: vertical;
}

.psu-form-group select:focus,
.psu-form-group input:focus,
.psu-form-group textarea:focus {
    border-color: #de1f26;
    outline: none;
    background: #fff;
}

.psu-form-row {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.psu-form-row .psu-form-group {
    flex: 1;
    min-width: 140px;
}

.psu-checkbox-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.psu-checkbox-row input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: #de1f26;
}

.psu-checkbox-row label {
    margin: 0;
    font-weight: 500;
    cursor: pointer;
}

.psu-range-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.psu-range-row input[type="range"] {
    flex: 1;
    accent-color: #de1f26;
}

.psu-range-value {
    min-width: 48px;
    text-align: center;
    font-weight: 700;
    color: #de1f26;
}

/* Wyniki */
.psu-results-sticky {
    position: sticky;
    top: 90px;
}

.psu-result-card {
    background: #152545;
    color: #fff;
    border-radius: 4px;
    padding: 28px 24px;
    text-align: center;
    margin-bottom: 20px;
}

.psu-result-card .result-label {
    font-size: 14px;
    opacity: 0.85;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.psu-result-card .result-watts {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.1;
    margin: 8px 0;
    color: #fff;
}

.psu-result-card .result-watts span {
    font-size: 24px;
    font-weight: 400;
}

.psu-result-card .result-recommended {
    background: #de1f26;
    display: inline-block;
    padding: 10px 24px;
    border-radius: 3px;
    font-size: 18px;
    font-weight: 600;
    margin-top: 12px;
}

.psu-breakdown {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 4px;
    padding: 20px;
    margin-bottom: 20px;
}

.psu-breakdown h4 {
    color: #152545;
    margin: 0 0 16px;
    font-size: 16px;
    font-weight: 600;
}

.psu-breakdown-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid #f0f0f0;
    font-size: 14px;
}

.psu-breakdown-item:last-child {
    border-bottom: none;
    font-weight: 700;
    color: #152545;
    padding-top: 12px;
}

.psu-breakdown-bar {
    height: 6px;
    background: #eee;
    border-radius: 3px;
    margin-top: 4px;
    overflow: hidden;
}

.psu-breakdown-bar-fill {
    height: 100%;
    background: #de1f26;
    border-radius: 3px;
    transition: width 0.3s;
}

/* Import / eksport */
.psu-import-box {
    background: #f8f8f8;
    border: 1px dashed #ccc;
    border-radius: 4px;
    padding: 16px;
    margin-top: 12px;
}

.psu-import-box p {
    font-size: 13px;
    color: #777;
    margin-bottom: 12px;
}

.psu-btn-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 12px;
}

.psu-btn-row .thm-btn {
    padding: 10px 18px;
    font-size: 13px;
}

.psu-btn-row .thm-btn.bg-2 {
    background: #152545;
}

.psu-btn-row .thm-btn.bg-2:hover {
    background: #de1f26;
}

.psu-btn-row input[type="file"] {
    display: none;
}

.psu-info-note {
    background: #fff8e6;
    border-left: 4px solid #de1f26;
    padding: 12px 16px;
    font-size: 13px;
    color: #666;
    margin-bottom: 24px;
}

.psu-search-filter {
    margin-bottom: 10px;
}

.psu-suggestion-item {
    padding: 10px 0;
    border-bottom: 1px solid #f0f0f0;
    font-size: 13px;
}

.psu-suggestion-item:last-child {
    border-bottom: none;
}

.psu-suggestion-item strong {
    color: #152545;
}

.psu-suggestion-item span {
    color: #777;
    font-size: 12px;
}

@media (max-width: 991px) {
    .psu-results-sticky {
        position: static;
    }

    .psu-result-card .result-watts {
        font-size: 42px;
    }
}