* { -webkit-tap-highlight-color:transparent; touch-action:manipulation; }
.main-content { min-height:calc(100vh - 160px); padding:clamp(20px,4vw,40px) 12px 48px; background:#fff; }
[data-theme="dark"] .main-content { background:linear-gradient(180deg,rgba(9,15,22,.96),rgba(5,10,16,.92)); }
.mod-container { max-width:800px; margin:0 auto; }
.mod-card {
    background:#fff; border-radius:36px; padding:clamp(18px,3vw,36px);
    box-shadow:0 10px 24px rgba(15,23,42,.08);
    border:1px solid rgba(148,163,184,.22); position:relative; overflow:hidden;
    text-align:center;
}
[data-theme="dark"] .mod-card {
    background:linear-gradient(155deg,rgba(10,31,47,.97),rgba(5,16,25,.98) 58%,rgba(8,27,40,.97)),#0b1d2b;
    box-shadow:0 20px 48px rgba(0,0,0,.32); border-color:rgba(94,188,245,.24);
}
.mod-card::before {
    content:""; position:absolute; inset:0; pointer-events:none;
    background:radial-gradient(circle at top right,rgba(255,194,92,.12),transparent 24%),
               radial-gradient(circle at top left,rgba(74,219,255,.12),transparent 24%);
}
.mod-title {
    font-weight:800; font-size:clamp(1.4rem,4vw,2.5rem);
    background:linear-gradient(145deg,#0f5fd0,#00a7d8 48%,#f97316);
    -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent;
    margin:0 0 4px; line-height:1.1;
}
[data-theme="dark"] .mod-title {
    background:linear-gradient(145deg,#f8fdff,#7bd7ff 48%,#ffd27a);
    -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent;
}
.mod-sub { color:#87bfdb; font-size:.85rem; letter-spacing:.16em; text-transform:uppercase; margin:0 0 24px; }
.stage {
    background:linear-gradient(180deg,rgba(7,24,36,.9),rgba(7,24,36,.7));
    border:1px solid rgba(95,179,228,.22); border-radius:28px;
    padding:24px; margin-bottom:20px; position:relative; overflow:hidden;
    display:flex; flex-direction:column; align-items:center; gap:16px;
}
#ballCanvas { cursor:grab; touch-action:none; display:block; }
#ballCanvas:active { cursor:grabbing; }
.stats-row { display:flex; justify-content:center; gap:20px; flex-wrap:wrap; }
.stat-chip {
    background:linear-gradient(180deg,rgba(14,42,60,.96),rgba(8,28,42,.96));
    padding:9px 20px; border-radius:100px; border:1px solid rgba(98,177,223,.38);
    color:#ceecff; font-size:.85rem; font-weight:500;
}
.stat-chip span { font-weight:800; font-size:1.1rem; color:#fff7b5; margin-left:6px;
    text-shadow:0 0 12px #ffbf00; }
.msg-line { color:#4adbff; font-size:1rem; font-weight:700; min-height:1.5em;
    letter-spacing:.05em; text-shadow:0 0 14px #4adbff; }
/* Color picker row */
.color-row { display:flex; gap:10px; justify-content:center; flex-wrap:wrap; }
.ball-color-btn {
    width:34px; height:34px; border-radius:50%;
    border:2px solid rgba(255,255,255,.2); cursor:pointer; transition:.1s;
    box-shadow:0 3px 10px rgba(0,0,0,.4);
}
.ball-color-btn:hover, .ball-color-btn.active { transform:scale(1.2); border-color:rgba(255,255,255,.7); }
.hint { color:#4a8ca8; font-size:.76rem; letter-spacing:.1em; text-transform:uppercase; }