* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    text-align: center;
    background: radial-gradient(circle at top, #0f2027, #203a43, #2c5364);
    font-family: 'Trebuchet MS', Arial, sans-serif;
    overflow-x: hidden;
}


h1 {
    font-size: clamp(28px, 6vw, 60px);
    color: goldenrod;
    text-shadow: 4px 4px 6px black;
    margin-top: 20px;
}

#message {
    font-size: clamp(18px, 4vw, 28px);
    font-weight: bold;
    margin: 15px 0;
    color: #ffdd57;
    text-shadow: 2px 2px 5px black;
}


#div1 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, 1fr);
    width: min(90vw, 500px);
    height: min(90vw, 500px);
    margin: 40px auto;
    border: 3px solid black;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0px 0px 20px rgba(0,0,0,0.6);
}


.div2 {
    border: 3px solid black;
    background-image: linear-gradient(to bottom right, #004e92, #000428);
    font-size: clamp(30px, 12vw, 80px);
    color: goldenrod;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    cursor: pointer;
}
.div2:hover {
    background-image: linear-gradient(to bottom right, #0077ff, #00264d);
}

.winner {
    background-image: linear-gradient(to bottom right, #00c853, #009624) !important;
    color: white !important;
    text-shadow: 2px 2px 10px black;
    animation: glow 1s infinite alternate;
}
@keyframes glow {
    from { box-shadow: 0 0 10px #00ff80; }
    to { box-shadow: 0 0 25px #00ff80; }
}

#person1, #person2 {
    height: clamp(80px, 18vw, 120px);
    width: clamp(150px, 35vw, 220px);
    background-image: linear-gradient(to bottom right, #0f9b0f, #000428);
    border: 3px solid black;
    border-radius: 15px;
    font-size: clamp(22px, 5vw, 45px);
    text-transform: uppercase;
    color: goldenrod;
    text-shadow: 3px 3px 5px black;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 3px 3px 10px rgba(0,0,0,0.7);
    margin: 10px;
}

.players {
    display: flex;
    justify-content: space-between;
    width: 90%;
    max-width: 700px;
    margin: 0 auto;
}

#reset {
    padding: 10px 20px;
    font-size: clamp(14px, 3vw, 18px);
    text-transform: uppercase;
    border: 3px solid black;
    border-radius: 10px;
    background: linear-gradient(to right, #ff416c, #ff4b2b);
    color: white;
    font-weight: bold;
    transition: 0.3s;
    margin-bottom: 30px;
}
#reset:hover {
    background: linear-gradient(to right, #ff4b2b, #ff416c);
    transform: scale(1.05);
    cursor: pointer;
}

.active {
    box-shadow: 0 0 20px 5px #ffdd57, 0 0 40px 10px #ffdd57;
    animation: turnGlow 1s infinite alternate;
    border: 3px solid #ffdd57 !important;
}

@keyframes turnGlow {
    from { box-shadow: 0 0 15px #ffdd57; }
    to { box-shadow: 0 0 35px #ffd700; }
}