/* PC Builder — Darknot-style hardware shop + assembly board */

.pcb-app {
    --pcb-bg: #1e222d;
    --pcb-bg2: #252932;
    --pcb-panel: #2a2e39;
    --pcb-border: #363a45;
    --pcb-border2: #434651;
    --pcb-text: #d1d4dc;
    --pcb-muted: #787b86;
    --pcb-accent: #2962ff;
    --pcb-green: #26a69a;
    --pcb-red: #ef5350;
    --pcb-yellow: #f0b90b;
    --pcb-slot: #1a1e28;
    --pcb-slot-hover: rgba(41, 98, 255, 0.12);

    display: flex;
    flex-direction: column;
    height: 100%;
    background: var(--pcb-bg);
    color: var(--pcb-text);
    font-family: 'Segoe UI', system-ui, sans-serif;
    font-size: 13px;
}

.pcb-app * {
    box-sizing: border-box;
}

.pcb-toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    background: var(--pcb-bg2);
    border-bottom: 1px solid var(--pcb-border);
    flex-shrink: 0;
}

.pcb-toolbar__title {
    font-weight: 600;
    font-size: 13px;
    margin-right: auto;
}

.pcb-toolbar__stat {
    font-size: 11px;
    color: var(--pcb-muted);
    padding: 4px 8px;
    border: 1px solid var(--pcb-border);
    background: var(--pcb-panel);
    border-radius: 2px;
}

.pcb-toolbar__stat b {
    color: var(--pcb-text);
}

.pcb-body {
    display: grid;
    grid-template-columns: 260px 1fr 220px;
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

.pcb-shop,
.pcb-sidebar {
    display: flex;
    flex-direction: column;
    min-height: 0;
    background: var(--pcb-bg2);
    border-right: 1px solid var(--pcb-border);
}

.pcb-sidebar {
    border-right: none;
    border-left: 1px solid var(--pcb-border);
}

.pcb-panel-head {
    padding: 10px 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--pcb-muted);
    border-bottom: 1px solid var(--pcb-border);
    flex-shrink: 0;
}

.pcb-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    padding: 8px;
    border-bottom: 1px solid var(--pcb-border);
    flex-shrink: 0;
}

.pcb-cat-btn {
    border: 1px solid var(--pcb-border);
    background: var(--pcb-panel);
    color: var(--pcb-muted);
    font-size: 10px;
    padding: 4px 8px;
    border-radius: 2px;
    cursor: pointer;
}

.pcb-cat-btn.is-active,
.pcb-cat-btn:hover {
    border-color: var(--pcb-accent);
    color: var(--pcb-text);
    background: rgba(41, 98, 255, 0.1);
}

.pcb-scroll {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
}

.pcb-part-card {
    border: 1px solid var(--pcb-border);
    background: var(--pcb-panel);
    border-radius: 2px;
    padding: 10px;
    margin-bottom: 8px;
}

.pcb-part-card__name {
    font-weight: 600;
    font-size: 12px;
    margin-bottom: 4px;
}

.pcb-part-card__meta {
    font-size: 10px;
    color: var(--pcb-muted);
    line-height: 1.45;
    margin-bottom: 8px;
}

.pcb-part-card__bonuses {
    font-size: 10px;
    color: var(--pcb-green);
    margin-bottom: 8px;
}

.pcb-part-card__foot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
}

.pcb-price {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    color: var(--pcb-yellow);
}

.pcb-build-area {
    display: flex;
    flex-direction: column;
    min-height: 0;
    padding: 12px;
    overflow: auto;
}

.pcb-case {
    flex: 1;
    min-height: 320px;
    border: 2px solid var(--pcb-border2);
    border-radius: 4px;
    background: linear-gradient(180deg, #161922 0%, #12151c 100%);
    padding: 14px;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    grid-template-rows: auto auto auto auto auto;
    gap: 10px;
    position: relative;
}

.pcb-slot--psu {
    grid-column: 1 / -1;
    max-width: 280px;
    justify-self: center;
}

.pcb-case__label {
    grid-column: 1 / -1;
    font-size: 10px;
    color: var(--pcb-muted);
    text-align: center;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding-bottom: 4px;
    border-bottom: 1px dashed var(--pcb-border);
    margin-bottom: 4px;
}

.pcb-slot {
    border: 2px dashed var(--pcb-border);
    background: var(--pcb-slot);
    border-radius: 4px;
    min-height: 88px;
    padding: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    transition: border-color 0.15s, background 0.15s;
}

.pcb-slot.is-drag-over {
    border-color: var(--pcb-accent);
    background: var(--pcb-slot-hover);
    border-style: solid;
}

.pcb-slot.is-filled {
    border-style: solid;
    border-color: var(--pcb-border2);
    background: rgba(38, 166, 154, 0.08);
}

.pcb-slot.is-error {
    border-color: var(--pcb-red);
    background: rgba(239, 83, 80, 0.08);
}

.pcb-slot--motherboard {
    grid-column: 1 / -1;
    min-height: 100px;
}

.pcb-slot--gpu {
    grid-column: 1 / -1;
    min-height: 96px;
}

.pcb-slot__label {
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--pcb-muted);
    margin-bottom: 6px;
}

.pcb-slot__hint {
    font-size: 10px;
    color: #5d606b;
}

.pcb-installed {
    width: 100%;
    cursor: grab;
    user-select: none;
}

.pcb-installed:active {
    cursor: grabbing;
}

.pcb-installed__name {
    font-size: 11px;
    font-weight: 600;
    margin-bottom: 2px;
}

.pcb-installed__sub {
    font-size: 9px;
    color: var(--pcb-muted);
}

.pcb-inv-item {
    border: 1px solid var(--pcb-border);
    background: var(--pcb-panel);
    border-radius: 2px;
    padding: 8px;
    margin-bottom: 6px;
    cursor: grab;
    user-select: none;
}

.pcb-inv-item:active {
    cursor: grabbing;
}

.pcb-inv-item.is-dragging {
    opacity: 0.45;
}

.pcb-inv-item__name {
    font-size: 11px;
    font-weight: 600;
}

.pcb-inv-item__slot {
    font-size: 9px;
    color: var(--pcb-muted);
    margin-top: 2px;
}

.pcb-stats-block {
    padding: 10px 12px;
    border-top: 1px solid var(--pcb-border);
    font-size: 11px;
    flex-shrink: 0;
}

.pcb-stats-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 4px;
    color: var(--pcb-muted);
}

.pcb-stats-row b {
    color: var(--pcb-text);
}

.pcb-progress {
    margin-top: 8px;
}

.pcb-progress__bar {
    height: 6px;
    background: var(--pcb-bg);
    border: 1px solid var(--pcb-border);
    border-radius: 1px;
    overflow: hidden;
    margin-top: 4px;
}

.pcb-progress__fill {
    height: 100%;
    background: var(--pcb-accent);
    transition: width 0.2s;
}

.pcb-empty {
    text-align: center;
    padding: 16px 8px;
    color: var(--pcb-muted);
    font-size: 11px;
}

.pcb-btn {
    border: 1px solid var(--pcb-border2);
    background: var(--pcb-panel);
    color: var(--pcb-text);
    font-size: 11px;
    padding: 5px 10px;
    border-radius: 2px;
    cursor: pointer;
}

.pcb-btn:hover:not(:disabled) {
    border-color: var(--pcb-accent);
    background: rgba(41, 98, 255, 0.12);
}

.pcb-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.pcb-btn--primary {
    background: var(--pcb-accent);
    border-color: #1e53e5;
    color: #fff;
}

.pcb-btn--primary:hover:not(:disabled) {
    background: #3570ff;
}

.pcb-statusbar {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 4px 12px;
    background: var(--pcb-bg2);
    border-top: 1px solid var(--pcb-border);
    font-size: 11px;
    color: var(--pcb-muted);
    flex-shrink: 0;
}

.pcb-toast-hint {
    font-size: 10px;
    color: var(--pcb-yellow);
    padding: 6px 12px;
    background: rgba(240, 185, 11, 0.08);
    border-bottom: 1px solid var(--pcb-border);
    flex-shrink: 0;
}

#win-pc-builder.pcb-window {
    width: 960px !important;
    height: 620px !important;
    min-width: 820px;
    min-height: 520px;
    border: 1px solid var(--pcb-border) !important;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5) !important;
    border-radius: 4px !important;
    overflow: hidden;
}

#win-pc-builder .pcb-window-header {
    background: var(--pcb-bg2, #252932) !important;
    color: var(--pcb-text, #d1d4dc) !important;
    border-bottom: 1px solid var(--pcb-border, #363a45) !important;
    text-shadow: none !important;
    font-family: 'Segoe UI', sans-serif !important;
    font-size: 12px !important;
    font-weight: 600 !important;
}

#win-pc-builder .w-content {
    padding: 0 !important;
    height: calc(100% - 32px) !important;
    background: var(--pcb-bg, #1e222d) !important;
}

@media (max-width: 900px) {
    .pcb-body {
        grid-template-columns: 1fr;
        grid-template-rows: auto 1fr auto;
    }
    .pcb-case {
        grid-template-columns: 1fr 1fr;
    }
    .pcb-slot--motherboard,
    .pcb-slot--gpu {
        grid-column: 1 / -1;
    }
}