/**
 * Power Lab · Gemini 页头与模式 Tab（沙盒画布 / 滑条 / 投放键不在此覆盖）
 */

html.app-client header,
html.in-huytech-app header,
header {
    text-align: left;
    margin-bottom: 10px;
    padding-bottom: 0;
}

.pl-kicker {
    display: block;
    margin: 0 0 8px;
    font-size: 11px;
    font-weight: 650;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: #d4a574;
}

header h1.pl-kicker,
html.app-client header h1.pl-kicker,
html.in-huytech-app header h1.pl-kicker {
    margin: 0 0 4px;
    font-size: 11px !important;
    font-weight: 650;
    letter-spacing: 0.28em;
    line-height: 1.3;
    color: #d4a574;
    text-shadow: none;
}

html.app-client header h1,
html.in-huytech-app header h1,
header h1 {
    margin: 0;
    font-size: clamp(1.45rem, 3vw, 2rem) !important;
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.15;
    color: #f6f3ee;
    text-shadow: none;
}

header .pl-sub,
html.app-client header p.pl-sub {
    display: block !important;
    margin: 8px 0 0;
    max-width: 36em;
    font-size: 13px;
    letter-spacing: 0.02em;
    color: rgba(246, 243, 238, 0.5);
}

html.app-client .mode-tabs,
html.in-huytech-app .mode-tabs,
.mode-tabs {
    display: flex !important;
    flex-wrap: wrap;
    grid-template-columns: none;
    justify-content: flex-start;
    align-items: baseline;
    gap: 6px 22px;
    width: 100%;
    max-width: var(--lab-content-max, 1680px);
    margin: 2px auto 4px;
    padding: 10px 0 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    background: transparent;
}

html.app-client .mode-tab,
html.app-client .mode-tab:hover,
html.app-client .mode-tab--sandbox,
html.app-client .mode-tab--sandbox:hover,
html.app-client .mode-tab--calc,
html.app-client .mode-tab--calc:hover,
html.app-client .mode-tab--design,
html.app-client .mode-tab--design:hover,
html.app-client .mode-tab--agent,
html.app-client .mode-tab--agent:hover,
.mode-tab,
.mode-tab:hover,
.mode-tab--sandbox,
.mode-tab--calc,
.mode-tab--design,
.mode-tab--agent {
    width: auto !important;
    min-height: 0 !important;
    padding: 4px 0 8px !important;
    border: none !important;
    border-radius: 0 !important;
    background: transparent !important;
    box-shadow: none !important;
    transform: none !important;
    font-size: 13px !important;
    font-weight: 600;
    letter-spacing: 0.12em;
    color: rgba(246, 243, 238, 0.42) !important;
}

.mode-tab .mode-tab-icon {
    display: none !important;
}

.mode-tab:hover:not(.active) {
    color: rgba(246, 243, 238, 0.88) !important;
}

html.app-client .mode-tab.active,
html.app-client .mode-tab--sandbox.active,
html.app-client .mode-tab--calc.active,
html.app-client .mode-tab--design.active,
html.app-client .mode-tab--agent.active,
.mode-tab.active {
    color: #e8c9a0 !important;
    background: transparent !important;
    border: none !important;
    box-shadow: inset 0 -1.5px 0 #d4a574 !important;
    z-index: 1;
    min-height: 0 !important;
    transform: none !important;
    font-size: 13px !important;
}

html.app-client .lab-sync-strip,
.lab-sync-strip {
    margin: 0 auto 12px;
    padding: 6px 0 10px;
    border: none;
    border-radius: 0;
    background: transparent;
    color: rgba(246, 243, 238, 0.55);
}

html.app-client .lab-sync-strip .lab-sync-badge,
.lab-sync-strip .lab-sync-badge {
    padding: 0;
    border: none;
    border-radius: 0;
    background: transparent;
    color: #d4a574;
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.lab-feature-menu {
    display: none !important;
}

html.app-client .canvas-float-btn,
.canvas-float-btn {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    color: rgba(246, 243, 238, 0.55) !important;
    font-weight: 600;
    border-radius: 0;
    padding: 4px 2px;
}

html.app-client .canvas-float-btn:hover,
.canvas-float-btn:hover {
    color: rgba(246, 243, 238, 0.92) !important;
    background: transparent !important;
}

html.app-client .canvas-float-btn.active,
.canvas-float-btn.active {
    color: #e8c9a0 !important;
    box-shadow: inset 0 -1.5px 0 #d4a574 !important;
    background: transparent !important;
}

#v220,
#v380 {
    background: transparent !important;
    border: none !important;
    border-radius: 0 !important;
    color: rgba(246, 243, 238, 0.45) !important;
    box-shadow: none !important;
}

#v220.active,
#v380.active {
    color: #e8c9a0 !important;
    box-shadow: inset 0 -1.5px 0 #d4a574 !important;
    background: transparent !important;
}

.btn-group {
    display: flex;
    gap: 18px;
    justify-content: flex-start;
}

@media (max-width: 768px) {
    header p {
        display: block;
    }

    .mode-tabs {
        gap: 4px 16px;
    }
}

@media (max-width: 480px) {
    .mode-tabs {
        display: flex !important;
        grid-template-columns: none;
    }

    .mode-tab,
    .mode-tab.active {
        min-height: 0 !important;
        font-size: 13px !important;
        transform: none !important;
    }
}