.btn {
    margin-top: 2rem;
    width: min(380px, calc(100vw - 3rem));
    padding: var(--space-3) var(--space-4);
    border: none;
    border-radius: var(--radius-full);
    font-family: var(--font-game);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.18s ease;
    outline: none;
    background-color: var(--blue-lit);
}

.start-game-btn {
    background-color: var(--blue-lit);
}

.start-game-btn:hover {
    background: var(--blue-btn-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(88, 166, 255, 0.4);
}

/* TODO make it smoother */
.start-game-btn:active {
    transform: scale(0.85);
}

.start-game-btn.disabled {
    background-color: rgba(255, 255, 255, 0.06);
    color: rgba(255, 255, 255, 0.3);
    /* Text sichtbarer machen */
    border: 1px solid rgba(255, 255, 255, 0.1);
    /* subtile Umrandung */
    cursor: not-allowed;
    box-shadow: none;
}

.start-game-btn:disabled:active {
    transform: none;
}


/* RESTART BUTTON */
.btn.restart-btn {
    background: var(--blue-btn-hover);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.btn.restart-btn:hover {
    background: var(--blue-btn-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-btn);
}

/* TODO make it smoother */
.btn.restart-btn:active {
    transform: scale(0.85);
}