*{

    margin:0;
    padding:0;
    box-sizing:border-box;

}

body{

    background:#111827;

    font-family:Arial, Helvetica, sans-serif;

    color:white;

    display:flex;

    flex-direction:column;

    justify-content:center;

    align-items:center;

    min-height:100vh;

}

.container{

    text-align:center;

}

h1{

    margin-bottom:20px;

    color:#00ff88;

}

.score-board{

    width:500px;

    display:flex;

    justify-content:space-between;

    margin-bottom:15px;

    font-size:22px;

    font-weight:bold;

}

canvas{

    background:#1f2937;

    border:4px solid #00ff88;

    border-radius:12px;

    box-shadow:0 0 20px #00ff88;

}

#restartBtn{

    margin-top:20px;

    padding:12px 25px;

    border:none;

    border-radius:10px;

    background:#00ff88;

    color:black;

    font-size:18px;

    font-weight:bold;

    cursor:pointer;

    transition:.3s;

}

#restartBtn:hover{

    background:#00cc66;

}

/* ===========================
   MOBILE D-PAD
=========================== */

.controls{

    display:none;

}

/* Mobile Layout */

@media screen and (max-width:768px){

body{

    padding:15px;

}

.container{

    width:100%;

}

.score-board{

    width:100%;

    font-size:18px;

}

canvas{

    width:95vw;

    height:95vw;

    max-width:500px;

    max-height:500px;

}

#restartBtn{

    width:100%;

    margin-top:15px;

}

/* Show Controls */

.controls{

    position:fixed;

    bottom:20px;

    left:50%;

    transform:translateX(-50%);

    display:flex;

    flex-direction:column;

    align-items:center;

    gap:12px;

    z-index:1000;

}

.horizontal{

    display:flex;

    gap:18px;

}

.controls button{

    width:70px;

    height:70px;

    border:none;

    border-radius:18px;

    background:#00ff88;

    color:#111;

    font-size:30px;

    font-weight:bold;

    cursor:pointer;

    box-shadow:0 0 20px rgba(0,255,136,.6);

    transition:.15s;

}

.controls button:active{

    transform:scale(.9);

}

}




/* ==========================================
   TOP BAR
========================================== */

.top-bar{

    width:500px;

    display:flex;

    justify-content:space-between;

    align-items:center;

    margin-bottom:20px;

}

.settings-btn{

    width:50px;

    height:50px;

    border:none;

    border-radius:50%;

    background:#00ff88;

    color:#111;

    cursor:pointer;

    font-size:22px;

    transition:.3s;

    box-shadow:0 0 15px rgba(0,255,136,.5);

}

.settings-btn:hover{

    transform:rotate(180deg);

}

.settings-btn:active{

    transform:scale(.9);

}

/* ==========================================
   SETTINGS PANEL
========================================== */

.settings-panel{

    position:fixed;

    top:0;

    left:0;

    width:100%;

    height:100%;

    background:rgba(0,0,0,.6);

    display:flex;

    justify-content:center;

    align-items:center;

    opacity:0;

    visibility:hidden;

    transition:.3s;

    z-index:999;

}

.settings-panel.active{

    opacity:1;

    visibility:visible;

}

.settings-box{

    width:380px;

    background:#1f2937;

    border-radius:20px;

    padding:30px;

    border:2px solid #00ff88;

    box-shadow:0 0 30px rgba(0,255,136,.4);

    transform:translateY(-30px);

    transition:.3s;

}

.settings-panel.active .settings-box{

    transform:translateY(0);

}

.settings-box h2{

    text-align:center;

    color:#00ff88;

    margin-bottom:25px;

}

.settings-box h3{

    margin-bottom:15px;

}

.settings-box hr{

    margin:20px 0;

    border:1px solid rgba(255,255,255,.15);

}

/* ==========================================
   SPEED BLOCKS
========================================== */

.speed-blocks{

    display:flex;

    justify-content:space-between;

    margin:15px 0;

}

.speed-block{

    width:24px;

    height:24px;

    border-radius:6px;

    background:#555;

    cursor:pointer;

    transition:.25s;

}

.speed-block:hover{

    transform:scale(1.15);

}

.speed-block.active{

    background:#00ff88;

    box-shadow:0 0 12px #00ff88;

}

#speedText{

    text-align:center;

    color:#00ff88;

    font-weight:bold;

    margin-top:10px;

}

/* ==========================================
   SOUND SWITCH
========================================== */

.setting-row{

    display:flex;

    justify-content:space-between;

    align-items:center;

    font-size:18px;

}

.switch{

    position:relative;

    width:60px;

    height:30px;

}

.switch input{

    display:none;

}

.slider{

    position:absolute;

    inset:0;

    background:#666;

    border-radius:30px;

    cursor:pointer;

    transition:.3s;

}

.slider::before{

    content:"";

    position:absolute;

    width:24px;

    height:24px;

    left:3px;

    top:3px;

    border-radius:50%;

    background:white;

    transition:.3s;

}

.switch input:checked + .slider{

    background:#00ff88;

}

.switch input:checked + .slider::before{

    transform:translateX(30px);

}

/* ==========================================
   CLOSE BUTTON
========================================== */

#closeSettings{

    width:100%;

    margin-top:20px;

    padding:12px;

    border:none;

    border-radius:10px;

    background:#00ff88;

    color:#111;

    font-size:18px;

    font-weight:bold;

    cursor:pointer;

    transition:.3s;

}

#closeSettings:hover{

    background:#00dd77;

}

/* ==========================================
   MOBILE
========================================== */

@media(max-width:768px){

    .top-bar{

        width:95vw;

    }

    .settings-box{

        width:92vw;

        padding:20px;

    }

    .speed-block{

        width:20px;

        height:20px;

    }

}