:root {
    --cell-size: 100px;
    --grid-gap: 8px;
}

@media (max-width: 400px) {
    :root {
        --cell-size: 80px;
        --grid-gap: 6px;
    }
}

@media (max-width: 320px) {
    :root {
        --cell-size: 70px;
        --grid-gap: 4px;
    }
}

#snowflake-container {
    display: none !important;
}

body {
    font-family: 'Inter', sans-serif;
}

.game-cell {
    width: var(--cell-size);
    height: var(--cell-size);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: calc(var(--cell-size) * 0.5);
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.2s;
    border-radius: 8px;
    color: var(--text-color);
    background-color: var(--card-bg);
}

.game-cell:hover {
    opacity: 0.8;
}

.game-cell.x-player {
    color: #FF5252;
}

.game-cell.o-player {
    color: #4CAF50;
}

.game-cell.winning-cell {
    background-color: var(--akzent) !important;
    transform: scale(1.05);
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--grid-gap);
    background-color: var(--body-bg-color);
    padding: var(--grid-gap);
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1), 0 10px 15px rgba(0, 0, 0, 0.1);
    width: fit-content !important;
    height: auto !important;
}

.modal-content {
    background-color: var(--body-bg-color) !important;
}

.btn-mode {
    border: 1px solid var(--primary-border, #6c757d);
    color: var(--text-color);
    background-color: transparent;
}

.btn-mode:hover {
    background-color: var(--primary);
    color: white;
    border-color: var(--primary);
}

.btn-mode.active {
    background-color: var(--primary);
    color: white !important;
    border-color: var(--primary);
}

/* Offline/Join UI */
.join-dialog {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 16px;
    border: 1px solid var(--primary-border);
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.or-divider {
    position: relative;
    text-align: center;
    color: var(--text-color);
    opacity: 0.7;
}

.or-divider::before,
.or-divider::after {
    content: "";
    position: absolute;
    top: 50%;
    width: 35%;
    height: 1px;
    background: var(--text-color);
    opacity: 0.3;
}

.or-divider::before {
    left: 0;
}

.or-divider::after {
    right: 0;
}