.card-playground-shell {
    padding-top: 1rem;
    padding-bottom: 3rem;
}

.card-playground-header {
    margin: 0 auto 1rem;
    max-width: 64rem;
    text-align: center;
}

.card-playground-header h1 {
    margin-bottom: 0.35rem;
}

.card-playground-header p {
    margin-bottom: 0.75rem;
}

.card-playground-layout {
    align-items: flex-start;
    gap: 1rem;
}

.card-playground-sidebar,
.card-playground-stage-panel {
    background: rgba(0, 0, 0, 0.42);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0.5rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    padding: 0.75rem;
}

.card-control-group {
    background: rgba(14, 18, 24, 0.84);
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 0.45rem;
    margin-bottom: 0.85rem;
    padding: 0.65rem 0.75rem;
}

.card-control-group.is-collapsed {
    margin-bottom: 0.55rem;
}

.card-control-group .labs-tool-group-header {
    background: rgba(255, 255, 255, 0.06) !important;
    border: 1px solid rgba(255, 255, 255, 0.16) !important;
    border-radius: 0.35rem !important;
    padding: 0.55rem 0.85rem !important;
    margin: 0 0 0.65rem 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 0.75rem !important;
    box-shadow: none !important;
    transform: none !important;
    width: 100% !important;
    box-sizing: border-box !important;
}

.card-control-group.is-collapsed .labs-tool-group-header {
    margin-bottom: 0 !important;
}

.card-control-group .labs-tool-group-header:hover {
    background: rgba(255, 255, 255, 0.12) !important;
    border-color: rgba(67, 229, 251, 0.6) !important;
}

.card-control-group .labs-tool-group-header h3 {
    font-size: 0.88em !important;
    letter-spacing: 0.06em !important;
    margin: 0 !important;
    padding: 0 !important;
    line-height: 1.25 !important;
    color: #edf8ff !important;
    -webkit-text-fill-color: #edf8ff !important;
    text-transform: uppercase !important;
    white-space: nowrap !important;
}

.card-control-group label {
    display: block;
    font-size: 0.54em;
    letter-spacing: 0.07em;
    margin-top: 0.45rem;
    margin-bottom: 0.25rem;
    text-transform: uppercase;
}

.card-control-group label:first-child {
    margin-top: 0;
}

.card-control-group input,
.card-control-group select {
    background: rgba(19, 23, 32, 0.9);
    border: 1px solid rgba(67, 229, 251, 0.35);
    border-radius: 0.32rem;
    color: #ecfbff;
    font-family: Consolas, Menlo, Monaco, monospace;
    font-size: 0.58em;
    margin-bottom: 0.45rem;
    padding: 0.45rem 0.55rem;
    width: 100%;
    box-sizing: border-box;
}

.card-actions {
    display: grid;
    gap: 0.45rem;
    align-content: start;
    margin-top: 0.55rem;
}

.card-actions + .card-actions {
    margin-top: 0.55rem;
}

.card-actions-two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card-actions-three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card-actions button {
    background: linear-gradient(120deg, rgba(67, 229, 251, 0.24), rgba(251, 199, 67, 0.2));
    border: 1px solid rgba(255, 255, 255, 0.24);
    border-radius: 0.35rem;
    color: #f4fdff;
    cursor: pointer;
    font-size: 0.54em;
    font-weight: bold;
    letter-spacing: 0.04em;
    padding: 0.5rem 0.55rem;
    min-height: 2.2rem;
    box-sizing: border-box;
    text-transform: uppercase;
}

.card-actions button:hover {
    border-color: rgba(98, 251, 67, 0.7);
}

.card-status {
    border-left: 3px solid rgba(67, 229, 251, 0.75);
    font-size: 0.57em;
    line-height: 1.35;
    margin-bottom: 0.7rem;
    padding-left: 0.45rem;
}

.card-data-grid {
    display: grid;
    gap: 0.4rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card-data-item {
    background: rgba(12, 15, 21, 0.88);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 0.35rem;
    padding: 0.45rem;
}

.card-data-item span {
    color: #b5cad8;
    display: block;
    font-size: 0.5em;
    letter-spacing: 0.05em;
    margin-bottom: 0.2rem;
    text-transform: uppercase;
}

.card-data-item strong {
    color: #edf8ff;
    display: block;
    font-size: 0.64em;
    line-height: 1.35;
}

.card-data-item-wide {
    grid-column: 1 / -1;
}

.card-stage-wrap {
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 0.4rem;
    margin-bottom: 0.65rem;
    overflow: hidden;
    position: relative;
}

#card-stage-canvas {
    background: radial-gradient(circle at 20% 15%, #2b3640, #121820 58%, #090c11);
    display: block;
    height: 62vh;
    width: 100%;
}

.card-camera-toolbar {
    display: flex;
    gap: 0.25rem;
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    z-index: 12;
}

.card-camera-toolbar button {
    background: rgba(12, 18, 28, 0.85);
    border: 1px solid rgba(121, 245, 255, 0.4);
    border-radius: 0.28rem;
    color: #e9f9ff;
    cursor: pointer;
    font-size: 0.5em;
    font-weight: bold;
    letter-spacing: 0.05em;
    padding: 0.25rem 0.45rem;
    text-transform: uppercase;
    transition: all 0.15s ease;
}

.card-camera-toolbar button:hover {
    border-color: rgba(98, 251, 67, 0.85);
    background: rgba(18, 30, 48, 0.95);
}

.card-camera-help {
    background: rgba(0, 0, 0, 0.68);
    border: 1px solid rgba(121, 245, 255, 0.25);
    border-radius: 0.32rem;
    bottom: 5.6rem;
    color: #dbe9f5;
    font-size: 0.48em;
    left: 0.55rem;
    line-height: 1.35;
    padding: 0.25rem 0.45rem;
    position: absolute;
    pointer-events: none;
    z-index: 6;
    max-width: 22rem;
}

.card-camera-help strong {
    color: #ebfcff;
}

/* Stage Arcade Topbar */
.card-stage-topbar {
    position: absolute;
    top: 0.5rem;
    left: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.45rem;
    flex-wrap: wrap;
    z-index: 12;
}

.card-stage-badge {
    background: linear-gradient(135deg, rgba(67, 229, 251, 0.25), rgba(98, 251, 67, 0.2));
    border: 1px solid rgba(67, 229, 251, 0.65);
    border-radius: 999px;
    padding: 0.22rem 0.65rem;
    font-size: 0.54em;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #43e5fb;
    box-shadow: 0 0 12px rgba(67, 229, 251, 0.25);
}

.card-bankroll-pill {
    background: rgba(14, 20, 30, 0.88);
    border: 1px solid rgba(251, 199, 67, 0.6);
    border-radius: 999px;
    padding: 0.22rem 0.65rem;
    font-size: 0.54em;
    font-weight: 700;
    color: #ffcf43;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    box-shadow: 0 0 10px rgba(251, 199, 67, 0.2);
}

.card-bankroll-pill .bet-label {
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
}

.card-sound-btn {
    background: rgba(14, 20, 30, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 999px;
    padding: 0.22rem 0.6rem;
    font-size: 0.52em;
    font-weight: 700;
    color: #e6f6ff;
    cursor: pointer;
    transition: all 0.18s ease;
}

.card-sound-btn:hover {
    border-color: #43e5fb;
    color: #43e5fb;
}

.card-sound-btn.is-muted {
    border-color: rgba(255, 100, 100, 0.5);
    color: #ff9999;
}

/* Celebration Overlay Banner */
.card-celebration-banner {
    position: absolute;
    top: 3.2rem;
    left: 50%;
    transform: translateX(-50%) scale(0.9);
    background: linear-gradient(135deg, rgba(14, 22, 38, 0.96), rgba(20, 35, 60, 0.96));
    border: 2px solid #43e5fb;
    border-radius: 0.65rem;
    padding: 0.6rem 1.4rem;
    font-size: 0.92em;
    font-weight: 900;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    text-align: center;
    color: #ffffff;
    box-shadow: 0 0 25px rgba(67, 229, 251, 0.5), 0 8px 30px rgba(0, 0, 0, 0.6);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.25s ease, transform 0.25s cubic-bezier(0.18, 0.89, 0.32, 1.28);
    z-index: 25;
}

.card-celebration-banner.show {
    opacity: 1;
    transform: translateX(-50%) scale(1);
}

.card-celebration-banner.win {
    border-color: #62fb43;
    color: #62fb43;
    box-shadow: 0 0 30px rgba(98, 251, 67, 0.55);
}

.card-celebration-banner.bust {
    border-color: #ff4365;
    color: #ff758c;
    box-shadow: 0 0 25px rgba(255, 67, 101, 0.45);
}

.card-celebration-banner.blackjack {
    border-color: #ffcf43;
    color: #ffe066;
    box-shadow: 0 0 35px rgba(255, 207, 67, 0.65);
}

/* HUD Overlay: Player / Dealer totals */
.card-hud-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 5;
}

.card-hand-indicator {
    position: absolute;
    background: rgba(10, 15, 24, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 0.35rem;
    padding: 0.25rem 0.6rem;
    font-size: 0.54em;
    font-weight: 700;
    color: #dbeaff;
    letter-spacing: 0.04em;
    backdrop-filter: blur(4px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
    pointer-events: auto;
}

.card-hand-indicator strong {
    color: #43e5fb;
    font-size: 1.15em;
    margin-left: 0.2rem;
}

.dealer-hand-tag {
    top: 3.2rem;
    left: 0.55rem;
}

.player-hand-tag {
    bottom: 5.6rem;
    right: 0.55rem;
}

.game-counter-tag {
    top: 3.2rem;
    right: 0.55rem;
}

/* Stage Arcade Dock */
.card-arcade-dock {
    position: absolute;
    bottom: 0.55rem;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 1.1rem);
    max-width: 44rem;
    background: rgba(10, 15, 24, 0.9);
    border: 1px solid rgba(67, 229, 251, 0.4);
    border-radius: 0.65rem;
    padding: 0.5rem 0.65rem;
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.55), 0 0 18px rgba(67, 229, 251, 0.15);
    z-index: 15;
}

.dock-mode-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.chip-bet-buttons {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    flex-wrap: wrap;
}

.chip-bet-title {
    font-size: 0.52em;
    font-weight: 800;
    color: #9cb4c9;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-right: 0.15rem;
}

.chip-btn {
    border-radius: 999px;
    font-size: 0.52em;
    font-weight: 800;
    letter-spacing: 0.04em;
    padding: 0.2rem 0.5rem;
    cursor: pointer;
    border: 1px solid transparent;
    transition: transform 0.12s ease, box-shadow 0.12s ease;
}

.chip-btn:hover {
    transform: translateY(-2px);
}

.chip-btn:active {
    transform: translateY(0);
}

.chip-10 {
    background: linear-gradient(135deg, #1b4d6b, #132d3f);
    color: #7af4ff;
    border-color: #43e5fb;
}

.chip-25 {
    background: linear-gradient(135deg, #165b38, #0e3722);
    color: #9aff9c;
    border-color: #62fb43;
}

.chip-50 {
    background: linear-gradient(135deg, #6b2626, #3f1515);
    color: #ff9d9d;
    border-color: #ff5252;
}

.chip-100 {
    background: linear-gradient(135deg, #442a6b, #26163e);
    color: #dcb3ff;
    border-color: #b243fb;
}

.chip-clear {
    background: rgba(255, 255, 255, 0.08);
    color: #d0e0ed;
    border-color: rgba(255, 255, 255, 0.2);
    margin-left: auto;
}

.dock-actions {
    display: flex;
    gap: 0.35rem;
    flex-wrap: wrap;
}

.dock-btn {
    flex: 1;
    min-width: 5.2rem;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.04));
    border: 1px solid rgba(255, 255, 255, 0.24);
    border-radius: 0.4rem;
    color: #ffffff;
    font-size: 0.54em;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 0.42rem 0.55rem;
    cursor: pointer;
    transition: all 0.15s ease;
    text-align: center;
}

.dock-btn:hover:not(:disabled) {
    background: linear-gradient(135deg, rgba(67, 229, 251, 0.3), rgba(67, 229, 251, 0.15));
    border-color: #43e5fb;
    transform: translateY(-1px);
    box-shadow: 0 0 10px rgba(67, 229, 251, 0.35);
}

.dock-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
    transform: none;
}

.dock-btn-primary {
    background: linear-gradient(135deg, rgba(67, 229, 251, 0.4), rgba(30, 140, 200, 0.3));
    border-color: #43e5fb;
    color: #eaffff;
    box-shadow: 0 0 8px rgba(67, 229, 251, 0.2);
}

.dock-btn-accent {
    background: linear-gradient(135deg, rgba(251, 199, 67, 0.35), rgba(200, 140, 20, 0.25));
    border-color: #ffcf43;
    color: #fff9e6;
}

.dock-btn-slap {
    background: linear-gradient(135deg, rgba(255, 67, 101, 0.5), rgba(180, 20, 50, 0.35));
    border-color: #ff4365;
    color: #ffffff;
    box-shadow: 0 0 12px rgba(255, 67, 101, 0.4);
    animation: slapPulse 1.8s infinite;
}

@keyframes slapPulse {
    0%, 100% { box-shadow: 0 0 10px rgba(255, 67, 101, 0.4); }
    50% { box-shadow: 0 0 20px rgba(255, 67, 101, 0.8); }
}

.card-game-readout {
    background: rgba(14, 18, 24, 0.84);
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 0.4rem;
    padding: 0.55rem;
}

.card-game-readout h3 {
    font-size: 0.98em;
    margin-bottom: 0.25rem;
}

.card-game-readout p {
    color: #d8ebf7;
    font-size: 0.58em;
    line-height: 1.4;
    margin: 0;
}

@media (max-width: 1120px) {
    #card-stage-canvas {
        height: 44vh;
    }

    .card-actions-three {
        grid-template-columns: 1fr;
        row-gap: 0.6rem;
    }
}

@media (max-width: 1024px) {
    .card-actions-two,
    .card-data-grid {
        grid-template-columns: 1fr;
    }

    .card-actions-two {
        row-gap: 0.6rem;
    }

    .card-camera-toolbar {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .card-camera-help {
        font-size: 0.48em;
        max-width: calc(100% - 0.9rem);
    }
}

@media (max-width: 719px) {
    .card-playground-sidebar {
        border-radius: 0;
        border: none;
        box-shadow: none;
        min-height: 100dvh;
        padding: 1rem;
    }

    #card-stage-canvas {
        height: 55vh;
    }

    .card-data-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}