:root {
    --lab-stage-max-width: 1700px;
    --lab-stage-min-width: 640px;
    --lab-stage-aspect: 16 / 9;
    --lab-sidebar-width: clamp(240px, 22vw, 320px);
    --lab-item-width: 240px;
    --lab-item-height: 145px;
    --lab-gap: 24px;
    --lab-card-radius: 16px;
    --lab-border: rgba(255, 255, 255, 0.18);
    --lab-panel: rgba(15, 18, 24, 0.65);
    --lab-panel-light: rgba(248, 249, 252, 0.9);
    --lab-hint-color: rgba(0, 0, 0, 0.6);
    --lab-stage-left: clamp(16px, 3vw, 56px);
    --lab-ad-width: clamp(150px, 14vw, 200px);
    --lab-ad-gap: 24px;
    --lab-ad-reserve: calc(var(--lab-ad-width) + var(--lab-ad-gap));
    --lab-stage-top: 96px;
    --lab-stage-margin-bottom: 140px;
}

:root[data-theme='dark'] {
    --lab-hint-color: rgba(255, 255, 255, 0.65);
}

.lab-page {
    min-height: 100vh;
    background: #0b1018;
    color: #f5f7ff;
    overflow: hidden;
}

:root[data-theme='light'] .lab-page {
    background: #f4f6fb;
    color: #1d2433;
}

.lab-shell {
    max-width: none;
    margin: 0;
    padding: 0;
}

.lab-header {
    position: fixed;
    top: 20px;
    left: var(--lab-stage-left);
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 16px;
    z-index: 5;
}

.lab-title {
    display: flex;
    align-items: center;
}

.lab-title-current {
    font-size: 20px;
    font-weight: 700;
}

.lab-save-status {
    font-size: 12px;
    opacity: 0.75;
    min-width: 120px;
}

.lab-action {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    border-radius: 999px;
    border: 1px solid var(--lab-border);
    background: rgba(255, 255, 255, 0.08);
    color: inherit;
    cursor: pointer;
    font-size: 13px;
    transition: transform 0.15s ease, background 0.2s ease, border-color 0.2s ease;
    line-height: 1;
    z-index: 3;
}

.lab-side-actions .lab-action span {
    display: none;
}

.lab-action.is-primary {
    background: rgba(80, 160, 255, 0.35);
    border-color: rgba(90, 180, 255, 0.6);
}

.lab-action.is-selected {
    border-color: rgba(120, 200, 255, 0.9);
    box-shadow: 0 0 0 2px rgba(120, 200, 255, 0.2);
}

.lab-action.is-locked {
    opacity: 0.6;
    cursor: not-allowed;
    border-color: rgba(150, 150, 150, 0.4);
}

.lab-action:hover {
    transform: translateY(-1px);
    background: rgba(255, 255, 255, 0.16);
}

:root[data-theme='light'] .lab-action {
    background: rgba(255, 255, 255, 0.8);
    border-color: rgba(0, 0, 0, 0.08);
}

.lab-layout {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) var(--lab-sidebar-width);
    gap: var(--lab-gap);
    padding: calc(var(--lab-stage-top) - 24px) calc(24px + var(--lab-ad-reserve)) 24px var(--lab-stage-left);
    min-height: 100vh;
    align-items: start;
}

.lab-stage {
    position: relative;
    display: flex;
    flex-direction: column;
    width: min(var(--lab-stage-max-width), calc(100vw - var(--lab-sidebar-width) - var(--lab-ad-reserve) - (var(--lab-stage-left) + 48px)));
    min-width: var(--lab-stage-min-width);
    max-width: 100%;
    z-index: 1;
}

.lab-stage-frame {
    width: 100%;
    aspect-ratio: var(--lab-stage-aspect);
    border-radius: var(--lab-card-radius);
    overflow: hidden;
    border: 1px solid var(--lab-border);
    background: rgba(10, 12, 18, 0.9);
    box-shadow: 0 24px 50px rgba(0, 0, 0, 0.45);
    position: relative;
}

@media (max-width: 1200px) {
    .lab-layout {
        grid-template-columns: 1fr;
        padding-right: 24px;
    }

    .lab-stage {
        width: 100%;
        min-width: 0;
    }

    .lab-sidebar {
        position: relative;
        top: 0;
        height: auto;
        width: 100%;
    }

    .lab-ad-vertical {
        display: none;
    }

    .lab-ad-horizontal {
        position: relative;
        left: 0;
        top: 0;
        width: 100%;
        margin-top: 16px;
    }
}

@media (max-width: 1400px) {
    .lab-stage {
        width: min(var(--lab-stage-max-width), calc(100vw - var(--lab-sidebar-width) - var(--lab-ad-reserve) - 120px));
    }
}

@media (max-width: 1080px), (max-height: 820px) {
    .lab-layout {
        grid-template-columns: 1fr;
    }

    .lab-stage {
        width: 100%;
        min-width: 0;
    }

    .lab-sidebar {
        position: relative;
        top: 0;
        height: auto;
        width: 100%;
    }
}

:root[data-theme='light'] .lab-stage-frame {
    background: #ffffff;
    box-shadow: 0 20px 40px rgba(13, 20, 40, 0.15);
}

#labFrame {
    width: 100%;
    height: 100%;
    border: 0;
    display: block;
    overflow: hidden;
}

.lab-status-overlay {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    background: rgba(0, 0, 0, 0.55);
    z-index: 4;
    opacity: 0;
    transform: scale(0.96);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.lab-status-overlay[hidden] {
    display: none;
}

.lab-status-overlay:not([hidden]) {
    opacity: 1;
    transform: scale(1);
}

.lab-status-card {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 18px;
    border-radius: 999px;
    background: rgba(240, 180, 70, 0.9);
    color: #1b1200;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.lab-status-card.is-blocked {
    background: rgba(200, 60, 60, 0.92);
    color: #fff;
}

.lab-full-hint {
    display: none;
    margin-top: 12px;
    font-size: 13px;
    text-align: center;
    color: var(--lab-hint-color);
    opacity: 0.8;
}

.lab-bottom-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    justify-content: flex-start;
    margin-top: 10px;
    flex-wrap: wrap;
}

.lab-sidebar {
    position: sticky;
    top: 24px;
    width: var(--lab-sidebar-width);
    height: calc(100vh - 48px);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 14px;
    border-radius: 18px;
    background: rgba(14, 18, 26, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.1);
    align-self: start;
    z-index: 2;
}

.lab-search {
    position: relative;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    background: rgba(255, 255, 255, 0.08);
}

.lab-search input {
    border: 0;
    outline: none;
    background: transparent;
    color: inherit;
    font-size: 12px;
    width: 120px;
}

.lab-side-actions {
    display: grid;
    gap: 10px;
}

.lab-side-row {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.lab-list {
    flex: 1 1 auto;
    min-height: 0;
    display: grid;
    grid-template-columns: 1fr;
    grid-auto-rows: var(--lab-item-height);
    row-gap: 16px;
    padding-right: 4px;
    overflow-y: auto;
    overflow-x: hidden;
    justify-items: center;
    align-content: start;
    padding-top: 4px;
}

.lab-list::-webkit-scrollbar {
    width: 8px;
}

.lab-list::-webkit-scrollbar-thumb {
    background: rgba(120, 140, 170, 0.6);
    border-radius: 999px;
}

.lab-list::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.15);
}

.lab-game-icon {
    width: var(--lab-item-width);
    height: var(--lab-item-height);
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.08);
    display: grid;
    place-items: center;
    cursor: pointer;
    padding: 0;
    flex: 0 0 auto;
    transition: transform 0.15s ease, border-color 0.2s ease, box-shadow 0.2s ease;
    overflow: hidden;
    position: relative;
}

.lab-game-icon.is-blocked::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(200, 60, 60, 0.55);
    z-index: 2;
}

.lab-game-icon.is-saved {
    border-color: rgba(120, 200, 120, 0.7);
    box-shadow: 0 0 0 2px rgba(120, 200, 120, 0.2);
}

.lab-saved-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 26px;
    height: 26px;
    border-radius: 999px;
    background: rgba(40, 120, 60, 0.9);
    color: #f4f7ff;
    display: grid;
    place-items: center;
    font-size: 12px;
    z-index: 4;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.25);
}

.lab-maintenance-overlay,
.lab-blocked-overlay {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    z-index: 3;
}

.lab-maintenance-overlay {
    background: rgba(240, 180, 70, 0.6);
    color: #1b1200;
    font-size: 26px;
}

.lab-blocked-overlay {
    background: rgba(200, 60, 60, 0.55);
    color: #fff;
    font-size: 24px;
    opacity: 0;
    transform: scale(0.96);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.lab-game-icon.is-blocked .lab-blocked-overlay {
    opacity: 1;
    transform: scale(1);
}

.lab-banner {
    position: fixed;
    left: 50%;
    bottom: 28px;
    transform: translate(-50%, 10px) scale(0.98);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    border-radius: 999px;
    background: rgba(240, 180, 70, 0.95);
    color: #1b1200;
    font-weight: 700;
    letter-spacing: 0.04em;
    z-index: 6;
    opacity: 0;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.lab-banner[hidden] {
    display: none;
}


.lab-banner:not([hidden]) {
    opacity: 1;
    transform: translate(-50%, 0) scale(1);
}

.lab-banner[data-state="blocked"] {
    background: rgba(200, 60, 60, 0.95);
    color: #fff;
}

.lab-banner[data-state="info"] {
    background: rgba(90, 180, 255, 0.95);
    color: #0c1422;
}

.lab-loader {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    background: rgba(8, 12, 20, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    z-index: 5;
}

.lab-loader.show {
    opacity: 1;
    pointer-events: auto;
}

.lab-loader-card {
    background: rgba(10, 15, 25, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 16px;
    padding: 20px 24px;
    text-align: center;
    color: #f4f7ff;
    min-width: 220px;
}

.lab-loader-card .loader-title {
    color: rgba(244, 247, 255, 0.75);
}

.lab-loader-name {
    margin-top: 6px;
    font-size: 1.05rem;
    font-weight: 700;
}

.lab-loader-card .loader-bar {
    width: 220px;
    max-width: 70vw;
    background: rgba(255, 255, 255, 0.12);
}

.lab-loader-percent {
    margin-top: 8px;
    font-size: 0.85rem;
    font-weight: 700;
    color: rgba(244, 247, 255, 0.92);
}

.lab-loader-detail {
    margin-top: 10px;
    font-size: 0.9rem;
    font-weight: 600;
    color: rgba(244, 247, 255, 0.8);
}

.lab-game-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
    transform-origin: center;
    z-index: 1;
    position: relative;
}

.lab-game-label {
    width: 100%;
    height: 30px;
    display: grid;
    place-items: center;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    background: rgba(0, 0, 0, 0.55);
    color: #f8fafc;
    border-radius: 0 0 12px 12px;
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 0 6px;
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2;
}

.lab-ad-vertical {
    position: fixed;
    top: 120px;
    left: calc(var(--lab-stage-left) + min(var(--lab-stage-max-width), calc(100vw - var(--lab-sidebar-width) - var(--lab-ad-reserve) - (var(--lab-stage-left) + 48px))) + var(--lab-ad-gap));
    width: var(--lab-ad-width);
    height: 600px;
    border-radius: 16px;
    background: transparent;
    border: 0;
    display: grid;
    place-items: center;
}

.lab-ad-horizontal {
    position: fixed;
    left: var(--lab-stage-left);
    top: calc(var(--lab-stage-top) + (min(var(--lab-stage-max-width), calc(100vw - var(--lab-sidebar-width) - var(--lab-ad-reserve) - (var(--lab-stage-left) + 48px))) * 9 / 16) + 72px);
    width: min(var(--lab-stage-max-width), calc(100vw - var(--lab-sidebar-width) - var(--lab-ad-reserve) - (var(--lab-stage-left) + 48px)));
    height: 120px;
    border-radius: 16px;
    background: transparent;
    border: 0;
    display: grid;
    place-items: center;
}

.lab-ad-vertical[hidden],
.lab-ad-horizontal[hidden] {
    display: none;
}

.lab-ad-vertical ins,
.lab-ad-horizontal ins {
    background: transparent !important;
}

.lab-game-icon.is-active {
    border-color: rgba(90, 180, 255, 0.85);
    box-shadow: 0 0 0 2px rgba(90, 180, 255, 0.25);
}

.lab-game-icon:hover {
    transform: translateY(-2px);
}

:root[data-theme='light'] .lab-game-icon {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(0, 0, 0, 0.12);
}

.lab-modal {
    position: fixed;
    inset: 0;
    display: grid;
    place-items: center;
    background: rgba(0, 0, 0, 0.55);
    z-index: 20;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

.lab-modal[hidden] {
    display: none;
}

.lab-modal.is-open {
    opacity: 1;
    pointer-events: auto;
}

.lab-modal-card {
    width: min(520px, 90vw);
    background: var(--lab-panel);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 24px;
    color: inherit;
    opacity: 0;
    transform: translateY(12px) scale(0.98);
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.lab-modal.is-open .lab-modal-card {
    opacity: 1;
    transform: translateY(0) scale(1);
}

:root[data-theme='light'] .lab-modal-card {
    background: var(--lab-panel-light);
    color: #1d2433;
}

.lab-modal-subtext {
    margin: 8px 0 16px;
    opacity: 0.75;
}

#labReportInput {
    width: 100%;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(0, 0, 0, 0.2);
    color: inherit;
    padding: 12px 14px;
    resize: none;
    box-sizing: border-box;
}

:root[data-theme='light'] #labReportInput {
    background: rgba(255, 255, 255, 0.8);
    border-color: rgba(0, 0, 0, 0.15);
}

.lab-modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 16px;
}

.lab-modal-status {
    margin-top: 12px;
    font-size: 12px;
    opacity: 0.8;
}

body[data-mode='full'] .lab-header,
body[data-mode='full'] .lab-sidebar {
    display: none;
}

body[data-mode='full'] .lab-ad-vertical,
body[data-mode='full'] .lab-ad-horizontal {
    display: none;
}

body[data-mode='full'] .lab-shell {
    padding: 0;
    max-width: none;
}

body[data-mode='full'] .lab-layout {
    position: fixed;
    inset: 0;
    margin: 0;
    padding: 0;
}

body[data-mode='full'] .lab-stage {
    width: 100vw;
    height: 100vh;
    top: 0;
    left: 0;
}

body[data-mode='full'] .lab-stage-frame {
    width: 100vw;
    height: calc(100vh - 32px);
    border-radius: 0;
}

body[data-mode='full'] .lab-full-hint {
    display: block;
    position: fixed;
    bottom: 8px;
    left: 0;
    right: 0;
    text-align: center;
}

@media (max-width: 820px) {
    :root {
        --lab-stage-min-width: 0px;
        --lab-item-width: 210px;
        --lab-item-height: 130px;
        --lab-sidebar-width: 260px;
    }
}