*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%;overflow:hidden;background:#7ec8ff;font-family:system-ui,"Segoe UI",Arial,sans-serif;color:#23314d;touch-action:none;user-select:none}
#cv{position:fixed;inset:0;width:100%;height:100%;display:block}
.scr{position:fixed;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:20px;text-align:center;background:linear-gradient(180deg,#9fdcff,#e8f7ff)}
.scr[hidden],#hud[hidden],#touch[hidden],#bubble[hidden]{display:none}
.scr.dim{background:rgba(35,49,77,.55);color:#fff}
.logo h1{margin:4px 0;font-size:clamp(28px,7vmin,56px);color:#3a4fd8;text-shadow:0 3px 0 #fff}
.cloud-logo{font-size:clamp(50px,14vmin,110px);animation:fl 3s ease-in-out infinite}
@keyframes fl{50%{transform:translateY(-8px)}}
.beta{margin:0;font-weight:700;color:#ff7a59}
button{font:inherit;cursor:pointer;border:0;border-radius:18px}
.big{font-size:clamp(20px,4vmin,30px);padding:14px 44px;background:#ffd166;color:#23314d;box-shadow:0 5px 0 #e0a800;font-weight:800}
.small{font-size:17px;padding:9px 22px;background:#fff;color:#23314d;box-shadow:0 3px 0 #b8c4d8}
.row{display:flex;gap:10px;align-items:center;font-size:18px}
select{font:inherit;padding:6px 10px;border-radius:12px;border:2px solid #b8c4d8}
#map-levels{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;max-width:760px}
.lvl{width:150px;min-height:120px;background:#fff;border-radius:22px;box-shadow:0 5px 0 #b8c4d8;padding:10px;display:flex;flex-direction:column;align-items:center;gap:4px;color:#23314d}
.lvl .ic{font-size:36px}.lvl.locked{opacity:.55;filter:grayscale(1)}
.lvl .st{letter-spacing:2px}
.stars{font-size:44px;letter-spacing:6px}
#hud{position:fixed;top:max(6px,env(safe-area-inset-top));inset-inline:6px;display:flex;gap:6px;align-items:center;pointer-events:none;flex-wrap:wrap}
.hb{background:rgba(255,255,255,.82);border-radius:14px;padding:3px 10px;font-weight:800;font-size:clamp(13px,2.4vmin,18px)}
.btn-i{pointer-events:auto;margin-inline-start:auto;padding:4px 12px}
/* explanation bubble: small, top corner, never blocks play (pointer-events only on X) */
#bubble{position:fixed;top:calc(max(6px,env(safe-area-inset-top)) + 40px);inset-inline-end:8px;max-width:min(360px,46vw);background:rgba(255,255,255,.94);border-radius:18px;padding:10px 36px 10px 14px;box-shadow:0 4px 14px #0003;font-size:clamp(14px,2.4vmin,19px);line-height:1.4;pointer-events:none;animation:bin .3s}
[dir=rtl] #bubble{padding:10px 14px 10px 36px}
@keyframes bin{from{transform:scale(.6);opacity:0}}
#bubble-x{pointer-events:auto;position:absolute;top:4px;inset-inline-end:4px;width:28px;height:28px;border-radius:50%;background:#ff7a59;color:#fff;font-size:15px;line-height:28px;padding:0}
#bubble-text .w{border-radius:5px;padding:0 1px;transition:background .1s}
#bubble-text .w.on{background:#ffd166}
#bubble-text .praise{display:block;color:#0b8f5a;font-weight:800;margin-top:2px}
#touch{position:fixed;inset-inline:0;bottom:max(10px,env(safe-area-inset-bottom));display:flex;justify-content:space-between;padding:0 12px;pointer-events:none;direction:ltr}
#touch>div{display:flex;gap:12px;pointer-events:none}
.tb{pointer-events:auto;width:clamp(58px,13vmin,84px);height:clamp(58px,13vmin,84px);border-radius:50%;background:rgba(255,255,255,.38);border:3px solid rgba(255,255,255,.7);color:#23314d;font-size:clamp(22px,5vmin,34px);touch-action:none}
.tb.jump{width:clamp(70px,16vmin,100px);height:clamp(70px,16vmin,100px)}
.tb.on{background:rgba(255,209,102,.7)}
.keyhint{max-width:min(92vw,640px);margin:4px auto 0;padding:8px 14px;border-radius:14px;background:rgba(255,255,255,.75);font-size:15px;line-height:1.5;text-align:center}
#he-prefs[hidden]{display:none}.small.on{background:#ffe66d;box-shadow:0 3px 0 #d1b23c}

.world-h{flex-basis:100%;margin:14px 0 4px;font-size:1.05rem;color:#3b2f7a;text-align:start}
.diff-row span{align-self:center;font-weight:700;margin-inline-end:6px}
#scr-map{overflow-y:auto;justify-content:flex-start}

#scr-pause{justify-content:flex-start;overflow-y:auto;-webkit-overflow-scrolling:touch}
#scr-pause .pbox{display:flex;flex-direction:column;align-items:center;gap:10px;margin:auto 0;max-width:640px;width:100%}
#scr-pause .row{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;align-items:center}
#pkeyhint{color:#23314d}
@media (pointer:coarse){#pkeyhint{display:none}}
.cloud-row{flex-wrap:wrap;justify-content:center;gap:6px}
.cloud-st{font-size:14px;color:#23314d;background:#fff8;border-radius:10px;padding:4px 10px}
.cloud-st.ok{color:#11793d;font-weight:700}
[hidden]{display:none!important}

/* Bitty's Net Adventure brand: night-indigo + teal network, signal yellow, coral */
#scr-title,#scr-map{background:radial-gradient(circle at 20% 15%,rgba(46,230,197,.18),transparent 40%),radial-gradient(circle at 85% 80%,rgba(255,107,107,.16),transparent 45%),linear-gradient(180deg,#272a78,#121436);color:#fff}
#scr-title .row label,#scr-title .row span,#scr-map h2{color:#fff}
#scr-title .keyhint{background:rgba(255,255,255,.1);color:#dfe4ff}
#scr-title .beta{color:#2ee6c5}
.logo .wm{display:block;width:min(86vw,560px);height:auto;margin:0 auto;animation:fl 3s ease-in-out infinite;filter:drop-shadow(0 6px 14px rgba(0,0,0,.35))}
.logo .ticon{width:clamp(70px,16vmin,120px);height:auto;border-radius:24%;animation:fl 3s ease-in-out infinite}
#scr-title .logo h1{color:#fff;text-shadow:0 3px 0 #121436}
.sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
#scr-title .cloud-st{color:#e9f3ff}
/* ---- title menu (logo + 4 buttons) ---- */
.tmenu{display:flex;flex-direction:column;align-items:stretch;gap:12px;width:min(82vw,340px);margin-top:6px}
.tmenu .big{padding:14px 20px}
.mbtn{font-size:clamp(17px,3.2vmin,22px);font-weight:700;padding:11px 18px;border-radius:16px;background:rgba(255,255,255,.12);color:#fff;border:2px solid rgba(255,255,255,.28);box-shadow:none;cursor:pointer;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mbtn:hover,.mbtn:focus-visible{background:rgba(255,255,255,.22)}
#scr-pause .mbtn{width:min(82vw,320px);background:#fff;color:#23314d;border-color:#d7def0}
#scr-pause .big{width:min(82vw,320px);padding:12px 20px}
/* ---- settings overlay ---- */
#scr-set{z-index:30;background:rgba(18,20,54,.88)}
.sbox{background:#fff;color:#23314d;border-radius:22px;width:min(92vw,440px);max-height:92vh;overflow:auto;padding:12px 16px 18px;box-shadow:0 12px 40px rgba(0,0,0,.35);margin:auto}
.shead{display:flex;align-items:center;gap:10px;border-bottom:2px solid #eef1fa;padding-bottom:8px;margin-bottom:10px}
.shead h2{margin:0;font-size:clamp(19px,3.4vmin,24px)}
.sback{width:42px;height:42px;border-radius:50%;font-size:28px;line-height:1;background:#eef1fa;color:#23314d;border:0;cursor:pointer;flex:none;padding:0}
[dir=rtl] .sback{transform:scaleX(-1)}
.slist{display:flex;flex-direction:column;gap:6px}
.slist button{display:flex;justify-content:space-between;align-items:center;gap:10px;width:100%;padding:12px 14px;border-radius:14px;border:0;background:#f4f6fc;color:#23314d;font-size:clamp(16px,3vmin,19px);font-weight:700;cursor:pointer;text-align:start}
.slist button:hover{background:#e6ebf8}
.slist button i{font-style:normal;font-weight:600;color:#5a6890;font-size:.9em}
.slist button i::after{content:' ›';color:#9aa6c7}
[dir=rtl] .slist button i::after{content:' ‹'}
.sub .col,.dbox .col{display:flex;flex-direction:column;gap:8px;align-items:stretch}
.opt{padding:12px 14px;border-radius:14px;border:2px solid #d7def0;background:#fff;color:#23314d;font-size:clamp(16px,3vmin,19px);font-weight:700;cursor:pointer;text-align:center;text-decoration:none;display:block}
.opt.on{background:#2ee6c5;border-color:#14b89b;color:#0f2a2a}
.opt.danger{background:#ff6b6b;border-color:#e04848;color:#fff}
.sub select{font-size:18px;padding:10px;border-radius:12px;border:2px solid #d7def0}
.sub .lbl{font-weight:700;color:#5a6890;margin-top:4px}
.sub .note{margin:4px 0;color:#3c4a6e;text-align:center}
.sub .keyhint{font-size:14px}
.sub .cloud-row{align-items:center}
.sub .cloud-st{color:#23314d}
.stats{display:flex;gap:10px;justify-content:center}
.stats div{flex:1;background:#f4f6fc;border-radius:14px;padding:14px;text-align:center}
.stats b{display:block;font-size:34px;color:#272a78}
.stats span{color:#5a6890;font-weight:600}
.dlg{position:fixed;inset:0;z-index:40;background:rgba(18,20,54,.7);display:flex;align-items:center;justify-content:center}
.dlg[hidden]{display:none}
.dbox{background:#fff;color:#23314d;border-radius:20px;padding:18px;width:min(88vw,380px);text-align:center;font-size:18px;font-weight:600}
.dbox .warn{color:#c0392b}
/* option groups: always one row, shrink to fit */
.grp{display:flex;flex-wrap:nowrap;gap:6px;width:100%}
.grp>.opt{flex:1 1 0;min-width:0;padding:12px 4px;font-size:clamp(13px,3.6vw,18px);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sub .keyhint{margin-top:10px}
#he-niq[hidden]{display:none!important}