:root {
    --bg: #17191f;
    --panel: #242832;
    --panel-2: #1d2028;
    --text: #f1f3f7;
    --muted: #aeb5c2;
    --accent: #8f85d8;
    --accent-2: #b8b1ef;
    --border: #3b4050;
    --ok: #76d38d;
}

* { box-sizing: border-box; }

html, body { min-height: 100%; }

body {
    margin: 0;
    background: radial-gradient(circle at top, #292d38 0, var(--bg) 45%);
    color: var(--text);
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button, .file-button { font: inherit; }

.app-shell {
    width: min(1880px, calc(100% - 32px));
    margin: 28px auto;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 16px;
}

h1, h2 { margin: 0; }
h1 { font-size: clamp(24px, 4vw, 38px); }
h2 { font-size: 18px; }
.subtitle { margin-top: 4px; color: var(--muted); }

.status-badge {
    border: 1px solid #476153;
    color: var(--ok);
    background: #1d2a22;
    padding: 8px 12px;
    border-radius: 999px;
    font-weight: 800;
    letter-spacing: .08em;
    font-size: 12px;
}

.emulator-panel, .monitor-panel, .notice {
    background: color-mix(in srgb, var(--panel) 94%, transparent);
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: 0 18px 50px rgba(0,0,0,.22);
}

.emulator-panel { padding: 22px; }

.screen-wrap {
    display: grid;
    place-items: center;
    padding: 22px;
    border-radius: 14px;
    background: #101217;
    border: 1px solid #303440;
    overflow: auto;
}

#c64screen {
    width: 768px;
    max-width: 100%;
    height: auto;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
    background: #40318d;
    border: 10px solid #7768c8;
    outline: none;
    box-shadow: 0 0 0 1px #0a0a0a, 0 12px 30px rgba(0,0,0,.5);
}

#c64screen:focus { box-shadow: 0 0 0 2px var(--accent-2), 0 12px 30px rgba(0,0,0,.5); }

.toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding-top: 18px;
}

button, .file-button {
    border: 1px solid #555c70;
    background: #303543;
    color: white;
    padding: 10px 14px;
    border-radius: 10px;
    cursor: pointer;
    transition: .15s ease;
}

button:hover, .file-button:hover { background: #3a4050; transform: translateY(-1px); }
button:active, .file-button:active { transform: translateY(0); }
.file-button input { display: none; }
button.small { padding: 6px 10px; font-size: 13px; }

.info-grid {
    margin-top: 18px;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 10px;
}

.info-grid > div {
    padding: 12px;
    border: 1px solid var(--border);
    background: var(--panel-2);
    border-radius: 10px;
    min-width: 0;
}

.info-grid span, .info-grid strong { display: block; }
.info-grid span { color: var(--muted); font-size: 12px; margin-bottom: 4px; }
.info-grid strong { overflow: hidden; text-overflow: ellipsis; }

.monitor-panel { margin-top: 16px; overflow: hidden; }
.monitor-header { padding: 12px 16px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--border); }
#monitorLog {
    margin: 0;
    padding: 16px;
    min-height: 140px;
    max-height: 260px;
    overflow: auto;
    color: #c7f5cf;
    background: #11150f;
    font: 13px/1.5 Consolas, "Liberation Mono", monospace;
    white-space: pre-wrap;
}

.notice { margin-top: 16px; padding: 16px 18px; color: var(--muted); line-height: 1.55; }
.notice strong { color: var(--text); }

@media (max-width: 760px) {
    .app-shell { width: min(100% - 18px, 1100px); margin: 12px auto; }
    .topbar { align-items: flex-start; }
    .emulator-panel { padding: 12px; }
    .screen-wrap { padding: 8px; }
    .info-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.help-overlay {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: grid;
    place-items: center;
    padding: 20px;
    background: rgba(7, 8, 12, .78);
    backdrop-filter: blur(5px);
}
.help-overlay[hidden] { display: none; }
.help-dialog {
    width: min(760px, 100%);
    max-height: min(760px, calc(100vh - 40px));
    overflow: auto;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: 0 24px 80px rgba(0,0,0,.55);
    padding: 20px;
}
.help-header {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    align-items: flex-start;
    margin-bottom: 16px;
}
.help-header p, .help-note { color: var(--muted); margin: 5px 0 0; line-height: 1.5; }
.key-table-wrap { overflow-x: auto; }
.key-table { width: 100%; border-collapse: collapse; }
.key-table th, .key-table td { padding: 10px 12px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
.key-table th { color: var(--accent-2); font-size: 13px; }
kbd {
    display: inline-block;
    min-width: 28px;
    padding: 3px 7px;
    border: 1px solid #62697c;
    border-bottom-width: 3px;
    border-radius: 6px;
    background: #181b22;
    color: #fff;
    font: 12px/1.2 Consolas, monospace;
    text-align: center;
}

/* v3.0 - VICE x64sc integration */
.vice-screen-wrap {
    min-height: 544px;
    display: flex;
    align-items: stretch;
    justify-content: stretch;
    background: #000;
    overflow: hidden;
}
.vice-frame {
    width: 100%;
    min-height: 544px;
    border: 0;
    display: block;
    background: #000;
}
.vice-placeholder {
    width: 100%;
    min-height: 544px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: #ded8ff;
    background: #0c0b13;
    text-align: center;
    padding: 30px;
    box-sizing: border-box;
}
.vice-placeholder-title {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: .05em;
}
.vice-placeholder-text {
    max-width: 620px;
    opacity: .85;
    line-height: 1.5;
}
.muted-file-button {
    opacity: .68;
}
@media (max-width: 800px) {
    .vice-screen-wrap,
    .vice-frame,
    .vice-placeholder { min-height: 420px; }
}


/* v3.0.4 - live 6510 PC/instruction sampler */
.toolbar button.active {
    border-color: var(--accent-2);
    box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent-2) 55%, transparent);
}
.cpu-trace-bar {
    display: grid;
    grid-template-columns: auto minmax(220px, auto) 1fr;
    gap: 12px;
    align-items: center;
    padding: 11px 16px;
    border-top: 1px solid var(--border);
    background: #0b0e0b;
    color: #d8f4dd;
    font: 13px/1.45 Consolas, "Liberation Mono", monospace;
}
.cpu-trace-label {
    color: var(--accent-2);
    font-weight: 700;
    letter-spacing: .04em;
}
#cpuTraceValue {
    color: #fff;
    white-space: nowrap;
}
.cpu-trace-meta {
    color: var(--muted);
    overflow-wrap: anywhere;
}
@media (max-width: 760px) {
    .cpu-trace-bar { grid-template-columns: 1fr; gap: 4px; }
    #cpuTraceValue { white-space: normal; }
}


/* v3.3.2 - minder vaak gebruikte ROM-keuzes uit de hoofdtoolbar */
.advanced-settings {
    margin-top: 12px;
    border: 1px solid #303440;
    border-radius: 10px;
    background: rgba(0,0,0,.12);
}
.advanced-settings summary {
    cursor: pointer;
    padding: 10px 14px;
    font-weight: 600;
}
.advanced-settings-content {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 0 14px 14px;
}

/* v3.3.4 - ROM-keuzes uitsluitend binnen Help / geavanceerde instellingen */
.rom-settings-help {
    margin-top: 18px;
    padding-top: 14px;
    border-top: 1px solid #303440;
}
.rom-settings-help h3 { margin: 0 0 6px; }
.rom-settings-help p { margin: 0 0 10px; }

/* v3.4.3 - compacte bedieningsbalk boven het C64-scherm */
.control-deck {
    display: grid;
    grid-template-columns: 2fr 1.35fr 1fr 1.25fr auto;
    gap: 10px;
    padding: 0 0 14px;
    align-items: stretch;
}
.control-group,
.cycle-counter-card {
    border: 1px solid var(--border);
    background: var(--panel-2);
    border-radius: 12px;
    padding: 10px;
    min-width: 0;
}
.control-group-title {
    display: block;
    margin: 0 0 8px;
    color: var(--muted);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
}
.control-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}
.control-deck button,
.control-deck .file-button {
    padding: 8px 10px;
    font-size: 13px;
    white-space: nowrap;
}
.cycle-counter-card {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 132px;
}
.cycle-counter-card span {
    color: var(--muted);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
}
.cycle-counter-card strong {
    margin-top: 5px;
    font: 700 15px/1.2 Consolas, "Liberation Mono", monospace;
    overflow-wrap: anywhere;
}
/* Het startvlak bevat geen uitleg meer; de knoppen staan erboven. */
.vice-placeholder { gap: 0; padding: 0; }
.vice-placeholder-title,
.vice-placeholder-text { display: none; }

@media (max-width: 1000px) {
    .control-deck { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .cycle-counter-card { min-width: 0; }
}
@media (max-width: 620px) {
    .control-deck { grid-template-columns: 1fr; }
    .control-buttons > button,
    .control-buttons > .file-button { flex: 1 1 auto; text-align: center; }
}

/* v3.4.4 - bediening naast het Commodore-scherm */
.emulator-main {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 250px;
    gap: 14px;
    align-items: stretch;
}
.emulator-main .vice-screen-wrap {
    min-width: 0;
}
.emulator-main .control-deck {
    display: flex;
    flex-direction: column;
    gap: 9px;
    padding: 0;
    min-width: 0;
}
.emulator-main .control-group,
.emulator-main .cycle-counter-card {
    padding: 9px;
}
.emulator-main .control-buttons {
    display: grid;
    grid-template-columns: 1fr;
    gap: 6px;
}
.emulator-main .control-deck button,
.emulator-main .control-deck .file-button {
    width: 100%;
    padding: 8px 9px;
    text-align: center;
    white-space: normal;
}
.emulator-main .cycle-counter-card {
    margin-top: auto;
    min-width: 0;
}

@media (max-width: 920px) {
    .emulator-main {
        grid-template-columns: 1fr;
    }
    .emulator-main .control-deck {
        order: -1;
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .emulator-main .control-buttons {
        display: flex;
        flex-wrap: wrap;
    }
    .emulator-main .control-deck button,
    .emulator-main .control-deck .file-button {
        width: auto;
        flex: 1 1 auto;
        white-space: nowrap;
    }
    .emulator-main .cycle-counter-card {
        margin-top: 0;
    }
}

@media (max-width: 620px) {
    .emulator-main .control-deck {
        grid-template-columns: 1fr;
    }
}


/* v3.4.6 - bediening IN het zwarte emulatorvlak, links van het C64-beeld */
@media (min-width: 921px) {
    .emulator-main {
        display: grid;
        grid-template-columns: 250px minmax(0, 1fr);
        gap: 14px;
        align-items: stretch;
        padding: 12px;
        background: #000;
        border: 1px solid #303440;
        border-radius: 14px;
        overflow: hidden;
    }

    .emulator-main .control-deck {
        order: 1;
        align-self: stretch;
        padding: 0;
        z-index: 2;
    }

    .emulator-main .vice-screen-wrap {
        order: 2;
        min-width: 0;
        min-height: 544px;
        padding: 0;
        border: 0;
        border-radius: 0;
        background: #000;
        overflow: hidden;
    }

    .emulator-main .vice-frame,
    .emulator-main .vice-placeholder {
        min-height: 544px;
        background: #000;
    }

    .emulator-panel {
        padding: 22px;
    }
}

@media (max-width: 920px) {
    .emulator-main {
        background: transparent;
        border: 0;
        padding: 0;
    }
}



/* v3.4.9 - vaste 80%-afmeting van het v3.4.7 C64-beeld */
@media (min-width: 921px) {
    .emulator-main {
        grid-template-columns: 250px minmax(0, 1fr);
        overflow: auto;
    }

    .emulator-main .vice-screen-wrap {
        width: 1229px;
        height: 870px;
        min-width: 0;
        min-height: 0;
        max-width: 1229px;
        justify-self: start;
        align-self: start;
        overflow: hidden;
    }

    .emulator-main .vice-frame,
    .emulator-main .vice-placeholder {
        display: block;
        width: 1229px;
        height: 870px;
        min-width: 0;
        min-height: 0;
        max-width: 1229px;
        max-height: 870px;
        border: 0;
    }
}


/* v3.5.1 - desktopafmeting ongewijzigd t.o.v. 3.5.0 */
@media (min-width: 921px) {
    .emulator-main {
        grid-template-columns: 250px 983px !important;
        justify-content: start;
        overflow: auto;
    }
    .emulator-main.power-help-visible {
        grid-template-columns: 250px 983px 300px !important;
    }
    .emulator-main .vice-screen-wrap {
        box-sizing: border-box !important;
        flex: none !important;
        width: 983px !important;
        height: 696px !important;
        min-width: 983px !important;
        min-height: 696px !important;
        max-width: 983px !important;
        max-height: 696px !important;
        overflow: hidden !important;
    }
    .emulator-main .vice-frame,
    .emulator-main .vice-placeholder {
        box-sizing: border-box !important;
        width: 983px !important;
        height: 696px !important;
        min-width: 983px !important;
        min-height: 696px !important;
        max-width: 983px !important;
        max-height: 696px !important;
    }
}

/* v3.5.33 - contexthelp voor de aangesloten KCS Power Cartridge */
.power-cartridge-help {
    order: 3;
    align-self: start;
    width: 300px;
    padding: 16px;
    border: 1px solid #4d486d;
    border-radius: 12px;
    background: linear-gradient(180deg, #25223b 0%, #191923 100%);
    color: var(--text);
}
.power-cartridge-help[hidden] { display: none !important; }
.power-cartridge-help h2 { color: #d7d2ff; font-size: 19px; }
.power-help-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.power-active-indicator { display: inline-flex; align-items: center; gap: 6px; margin-top: 7px; color: #8fe2a3; font-size: 11px; font-weight: 800; }
.power-active-indicator > span { width: 8px; height: 8px; border-radius: 50%; background: #63d57e; box-shadow: 0 0 8px rgba(99,213,126,.75); }
.power-help-toggle { padding: 5px 7px; border: 1px solid #625d7d; border-radius: 6px; background: #171720; color: #ddd9ff; font-size: 11px; cursor: pointer; }
.power-help-toggle:hover,
.power-help-toggle:focus-visible { background: #302c48; outline: none; }
.power-cartridge-help.is-collapsed { width: 300px; }
.power-cartridge-help.is-collapsed #powerHelpContent { display: none; }
.power-cartridge-help h3 { margin: 17px 0 8px; color: #c7c0ff; font-size: 14px; }
.power-help-intro,
.power-help-note { color: var(--muted); font-size: 12px; line-height: 1.45; }
.power-help-intro { margin: 7px 0 13px; }
.power-help-note { margin: 14px 0 0; padding-top: 12px; border-top: 1px solid #3d3a52; }
.power-help-keys { margin: 0; }
.power-help-keys > div {
    display: grid;
    grid-template-columns: 62px 1fr;
    gap: 8px;
    align-items: center;
    padding: 6px 0;
    border-bottom: 1px solid #343246;
}
.power-help-keys dt,
.power-help-keys dd { margin: 0; }
.power-help-keys dd { font-size: 12px; }
.power-cartridge-help kbd {
    display: inline-block;
    min-width: 34px;
    padding: 3px 6px;
    border: 1px solid #68627f;
    border-bottom-width: 2px;
    border-radius: 5px;
    background: #101117;
    color: #fff;
    text-align: center;
    font: 700 11px/1.2 system-ui, sans-serif;
}
.power-cartridge-help ul { margin: 0; padding-left: 18px; }
.power-cartridge-help li { margin: 0 0 7px; color: #c7cbd4; font-size: 12px; line-height: 1.35; }
.power-cartridge-help li strong { color: #fff; }
.power-manual-link { display: block; margin-top: 14px; padding: 9px 10px; border: 1px solid #67608f; border-radius: 7px; background: #302a50; color: #fff; text-align: center; text-decoration: none; font-size: 12px; font-weight: 800; }
.power-manual-link:hover,
.power-manual-link:focus-visible { background: #41386a; outline: 2px solid #9b91db; outline-offset: 2px; }
@media (max-width: 1575px) and (min-width: 921px) {
    .emulator-main.power-help-visible { grid-template-columns: 250px 983px !important; }
    .power-cartridge-help { grid-column: 2; width: 100%; }
}
@media (max-width: 920px) {
    .power-cartridge-help { order: 3; width: 100%; margin-top: 12px; }
}


/* v3.5.9 - opstart/resetdiagnose */
.start-c64-btn {
    appearance: none;
    border: 1px solid #8e82ff;
    border-radius: 10px;
    background: #211b3f;
    color: #fff;
    padding: 14px 28px;
    font: 700 18px/1.2 system-ui, sans-serif;
    cursor: pointer;
    box-shadow: 0 0 0 1px rgba(142,130,255,.2);
}
.start-c64-btn:hover, .start-c64-btn:focus-visible {
    background: #2b2450;
    outline: 2px solid #b9b2ff;
    outline-offset: 2px;
}
\n\n/* v3.5.16 - rode ronde POWER-knop in klassieke power-buttonstijl */
.power-control {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 11px 8px 12px;
    border: 1px solid var(--border);
    background: var(--panel-2);
    border-radius: 12px;
}
.physical-power-button {
    position: relative;
    width: 64px !important;
    height: 64px;
    min-width: 64px;
    padding: 0 !important;
    border-radius: 50% !important;
    border: 4px solid #8d0b0b !important;
    background:
        linear-gradient(to bottom, rgba(255,255,255,.62) 0%, rgba(255,255,255,.26) 39%, rgba(255,255,255,0) 40%),
        radial-gradient(circle at 50% 58%, #ff3131 0 55%, #e90000 72%, #b50000 100%) !important;
    box-shadow:
        inset 0 2px 2px rgba(255,255,255,.62),
        inset 0 -5px 7px rgba(122,0,0,.48),
        0 4px 0 #6f0000,
        0 7px 12px rgba(0,0,0,.55) !important;
    transform: none !important;
}
.physical-power-button::before {
    content: '';
    position: absolute;
    z-index: 2;
    left: 50%;
    top: 13px;
    width: 6px;
    height: 21px;
    border-radius: 2px;
    background: #fff;
    transform: translateX(-50%);
    box-shadow: 0 1px 1px rgba(100,0,0,.35);
}
.physical-power-button::after {
    content: '';
    position: absolute;
    z-index: 1;
    left: 50%;
    top: 21px;
    width: 31px;
    height: 31px;
    border: 6px solid #fff;
    border-top-color: transparent;
    border-radius: 50%;
    transform: translateX(-50%);
    box-shadow: 0 1px 1px rgba(100,0,0,.35);
}
.physical-power-button:hover {
    filter: brightness(1.08) saturate(1.06);
}
.physical-power-button:active,
.physical-power-button.is-on {
    transform: translateY(3px) !important;
    box-shadow:
        inset 0 3px 7px rgba(110,0,0,.58),
        inset 0 -2px 3px rgba(255,255,255,.18),
        0 1px 0 #6f0000,
        0 3px 6px rgba(0,0,0,.5) !important;
}
.physical-power-button:disabled {
    cursor: wait;
    opacity: .86;
}
.power-control-label {
    color: var(--muted);
    font-size: 11px;
    font-weight: 900;
    letter-spacing: .13em;
}

/* v3.5.17 - POWER gecentreerd en compactere bedieningskolom */
.emulator-main .power-control {
    width: 100%;
    box-sizing: border-box;
    align-self: stretch;
    text-align: center;
    padding: 8px 8px 9px;
    gap: 5px;
}
.emulator-main .physical-power-button {
    display: block;
    margin: 0 auto !important;
}
.emulator-main .power-control-label {
    display: block;
    width: 100%;
    text-align: center;
}
.emulator-main .control-deck {
    gap: 7px;
}
.emulator-main .control-group,
.emulator-main .cycle-counter-card {
    padding: 7px 8px;
}
.emulator-main .control-group-title {
    margin-bottom: 5px;
}
.emulator-main .control-buttons {
    gap: 4px;
}
.emulator-main .control-deck button,
.emulator-main .control-deck .file-button {
    padding: 5px 8px;
    min-height: 0;
    line-height: 1.2;
}


/* v3.5.18 - POWER-symbool volledig in CSS, zonder Unicode/fontafhankelijkheid */
.emulator-main .physical-power-button {
    width: 68px !important;
    height: 68px !important;
    min-width: 68px !important;
    min-height: 68px !important;
    display: grid !important;
    place-items: center !important;
    overflow: visible;
    border: 3px solid #8f1010 !important;
    background:
        linear-gradient(to bottom, rgba(255,255,255,.58) 0%, rgba(255,255,255,.20) 38%, rgba(255,255,255,0) 39%),
        radial-gradient(circle at 50% 54%, #ff4a4a 0 48%, #f01818 66%, #bd0707 100%) !important;
    box-shadow:
        inset 0 2px 2px rgba(255,255,255,.72),
        inset 0 -5px 8px rgba(105,0,0,.45),
        0 3px 0 #720000,
        0 6px 10px rgba(0,0,0,.48) !important;
}
.emulator-main .physical-power-button::before,
.emulator-main .physical-power-button::after {
    content: none !important;
    display: none !important;
}
.emulator-main .physical-power-button .power-symbol {
    position: relative;
    display: block;
    width: 42px;
    height: 42px;
    pointer-events: none;
    filter: drop-shadow(0 1px 1px rgba(100,0,0,.42));
}
.emulator-main .physical-power-button .power-symbol::before {
    content: '';
    position: absolute;
    z-index: 2;
    left: 50%;
    top: 0;
    width: 7px;
    height: 22px;
    border-radius: 4px;
    background: #fff;
    transform: translateX(-50%);
}
.emulator-main .physical-power-button .power-symbol::after {
    content: '';
    position: absolute;
    z-index: 1;
    left: 50%;
    top: 9px;
    width: 30px;
    height: 30px;
    box-sizing: border-box;
    border: 6px solid #fff;
    border-top-color: transparent;
    border-radius: 50%;
    transform: translateX(-50%);
}
.emulator-main .physical-power-button:hover .power-symbol {
    transform: scale(1.02);
}
.emulator-main .physical-power-button:active .power-symbol,
.emulator-main .physical-power-button.is-on .power-symbol {
    transform: translateY(2px);
}



/* v3.5.19 - betrouwbaar POWER-symbool met echte HTML-elementen */
.emulator-main .physical-power-button .power-symbol {
    position: relative !important;
    display: block !important;
    width: 44px !important;
    height: 44px !important;
    pointer-events: none !important;
    transform: none;
}
.emulator-main .physical-power-button .power-symbol::before,
.emulator-main .physical-power-button .power-symbol::after {
    content: none !important;
    display: none !important;
}
.emulator-main .physical-power-button .power-ring {
    position: absolute !important;
    z-index: 1 !important;
    left: 50% !important;
    top: 10px !important;
    width: 32px !important;
    height: 32px !important;
    box-sizing: border-box !important;
    border: 6px solid #fff !important;
    border-top-color: transparent !important;
    border-radius: 50% !important;
    transform: translateX(-50%) !important;
    display: block !important;
    background: transparent !important;
    opacity: 1 !important;
}
.emulator-main .physical-power-button .power-stem {
    position: absolute !important;
    z-index: 2 !important;
    left: 50% !important;
    top: 0 !important;
    width: 7px !important;
    height: 24px !important;
    border-radius: 4px !important;
    transform: translateX(-50%) !important;
    display: block !important;
    background: #fff !important;
    opacity: 1 !important;
    box-shadow: 0 1px 1px rgba(100,0,0,.35) !important;
}
.emulator-main .physical-power-button:hover .power-symbol {
    transform: scale(1.02);
}
.emulator-main .physical-power-button:active .power-symbol,
.emulator-main .physical-power-button.is-on .power-symbol {
    transform: translateY(2px);
}