body {
    margin: 0;
    padding: 0;
    overflow: hidden;
    background: var(--color-black);
}

.play-container {
    width: 100vw;
    height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--color-black);
}

.play-header {
    background: var(--color-white);
    border-bottom: var(--line-medium) solid var(--color-black);
    padding: 10px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
}

.play-title {
    flex: 1;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-black);
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.control-btn {
    padding: 8px 16px;
    background: var(--color-white);
    border: var(--line-medium) solid var(--color-black);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    text-decoration: none;
    color: var(--color-black);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    flex-shrink: 0;
}

.control-btn:hover {
    background: var(--color-black);
    color: var(--color-white);
}

.game-frame-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-black);
    padding: 16px;
    position: relative;
}

.game-frame {
    width: 100%;
    height: 100%;
    border: var(--line-thick) solid var(--color-white);
    background: var(--color-white);
}

.loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--color-white);
    font-size: 1.5rem;
    font-weight: 700;
}

.error-back-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--color-white);
    color: var(--color-black);
    text-decoration: none;
    font-weight: 600;
    border: var(--line-medium) solid var(--color-white);
    transition: var(--transition);
}

.error-back-btn:hover {
    background: transparent;
    color: var(--color-white);
}

/* Mobile */
@media (max-width: 576px) {
    .play-header {
        padding: 8px 12px;
    }

    .play-title {
        font-size: 0.95rem;
    }

    .control-btn {
        padding: 6px 12px;
        font-size: 0.85rem;
    }

    .control-btn span {
        display: none;
    }

    .control-btn i {
        font-size: 1rem;
    }

    .game-frame-container {
        padding: 8px;
    }
}