/* CONNECTIONS GAME */
.connections-wrapper {
    width: 90%;
    max-width: 500px;
    margin: 20px auto;
}

/* Solved group bars */
.connections-solved {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 8px;
}

.connections-group-bar {
    border-radius: 12px;
    padding: 16px 20px;
    text-align: center;
    animation: groupReveal 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.group-bar-name {
    font-weight: 900;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.group-bar-items {
    font-weight: 600;
    font-size: 0.9rem;
}

@keyframes groupReveal {
    0% {
        transform: scaleY(0);
        opacity: 0;
    }
    100% {
        transform: scaleY(1);
        opacity: 1;
    }
}

/* 4x4 tile grid */
.connections-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-bottom: 16px;
}

.connections-tile {
    background: var(--card-bg);
    border: 2px solid rgba(255, 255, 255, 0.15);
    border-radius: 10px;
    padding: 16px 8px;
    color: var(--text-main);
    font-weight: 800;
    font-size: 0.85rem;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
    min-height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    word-break: break-word;
    line-height: 1.2;
}

.connections-tile:hover {
    border-color: rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.08);
    transform: scale(1.03);
}

.connections-tile.selected {
    background: var(--accent-green);
    color: #052e16;
    border-color: var(--accent-green);
    transform: scale(1.05);
    box-shadow: 0 0 15px rgba(34, 197, 94, 0.4);
}

.connections-tile.shake {
    animation: shakeX 0.5s ease;
}

@keyframes shakeX {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-6px); }
    75% { transform: translateX(6px); }
}

/* Action buttons */
.connections-actions {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin-bottom: 16px;
}

.connections-submit,
.connections-deselect,
.connections-shuffle {
    padding: 10px 20px;
    border-radius: 50px;
    font-weight: 800;
    text-transform: uppercase;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 2px solid rgba(255, 255, 255, 0.2);
    background: transparent;
    color: var(--text-main);
    letter-spacing: 0.5px;
}

.connections-submit {
    background: var(--accent-green);
    color: #052e16;
    border-color: var(--accent-green);
}

.connections-submit:hover:not(:disabled) {
    background: #4ade80;
    transform: scale(1.05);
}

.connections-deselect:hover:not(:disabled),
.connections-shuffle:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.4);
}

.connections-submit:disabled,
.connections-deselect:disabled,
.connections-shuffle:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: none;
}

/* Mistakes indicator */
.connections-mistakes {
    text-align: center;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.mistakes-label {
    font-weight: 700;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.mistake-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--accent-yellow);
    display: inline-block;
    transition: all 0.3s ease;
}

/* RESPONSIVE */
@media (max-width: 480px) {
    .connections-grid {
        gap: 6px;
    }

    .connections-tile {
        padding: 12px 6px;
        font-size: 0.75rem;
        min-height: 48px;
    }

    .connections-actions {
        flex-wrap: wrap;
    }

    .connections-submit,
    .connections-deselect,
    .connections-shuffle {
        padding: 8px 16px;
        font-size: 0.75rem;
    }

    .group-bar-name {
        font-size: 0.75rem;
    }

    .group-bar-items {
        font-size: 0.8rem;
    }
}