body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: #fff;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
}

h1 {
    margin-top: 30px;
    font-size: 2.5rem;
    letter-spacing: 2px;
}

#game-container {
    background: rgba(0,0,0,0.2);
    border-radius: 20px;
    padding: 30px 40px 20px 40px;
    margin-top: 30px;
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    display: flex;
    flex-direction: column;
    align-items: center;
}

#board {
    display: grid;
    grid-template-rows: repeat(6, 60px);
    grid-template-columns: repeat(7, 60px);
    gap: 8px;
    background: #0a2342;
    border-radius: 12px;
    margin-bottom: 20px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}

.cell {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #e0e0e0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    cursor: pointer;
    transition: background 0.2s, box-shadow 0.2s;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.cell.player1 {
    background: radial-gradient(circle at 30% 30%, #ffecb3 0%, #ffe600 100%);
    box-shadow: 0 0 10px 2px #d79a1ea5;
}

.cell.player2 {
    background: radial-gradient(circle at 30% 30%, #ffc3c3 0%, #e92207 100%);
    box-shadow: 0 0 10px 2px #c3cb2daa;
}

#status {
    font-size: 1.3rem;
    margin-bottom: 10px;
    min-height: 28px;
}

#restart {
    background: #00ffc3;
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 10px 24px;
    font-size: 1.1rem;
    cursor: pointer;
    margin-top: 10px;
    transition: background 0.2s;
}
#restart:hover {
    background: #fb8c00;
}

@media (max-width: 600px) {
    #game-container {
        padding: 10px 2px 10px 2px;
    }
    #board {
        grid-template-rows: repeat(6, 36px);
        grid-template-columns: repeat(7, 36px);
        gap: 4px;
    }
    .cell {
        width: 36px;
        height: 36px;
        font-size: 1.1rem;
    }
}