:root{
  --navy:#0b2135;--water:#0c3651;--water2:#155573;--cyan:#65c7d3;
  --orange:#e8892b;--line:rgba(255,255,255,.16)
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:#0b2135;color:#fff;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif}
body{min-height:100vh;padding:10px}
button,input{font:inherit}
button{touch-action:manipulation;-webkit-tap-highlight-color:transparent}
.game-shell{width:100%;max-width:540px;margin:0 auto}
.game-card{
  position:relative;overflow:hidden;border:1px solid var(--line);border-radius:17px;
  background:linear-gradient(160deg,rgba(255,255,255,.08),rgba(255,255,255,.025))
}
.game-head{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;padding:15px 15px 12px}
.eyebrow{margin:0 0 4px;color:var(--cyan);font-size:10px;font-weight:850;letter-spacing:.16em;text-transform:uppercase}
.game-head h1{margin:0;color:#fff;font-size:29px;line-height:.92;letter-spacing:.04em}
.clock{text-align:right;font-variant-numeric:tabular-nums;font-size:40px;font-weight:950;letter-spacing:-.055em;line-height:.88;white-space:nowrap}
.clock small{display:block;margin-top:7px;color:rgba(255,255,255,.46);font-size:8px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}

.signalbar{padding:8px 9px 9px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(3,19,31,.27)}
.signal-top{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.signal-item{display:grid;grid-template-columns:34px minmax(0,1fr) auto;gap:6px;align-items:center;min-width:0;padding:6px;border-radius:8px;background:rgba(255,255,255,.045)}
.flag{position:relative;width:32px;height:20px;opacity:.18;transform:translateY(3px);transition:opacity .15s ease,transform .15s ease}
.flag.is-up{opacity:1;transform:translateY(0)}
.class-flag{display:grid;place-items:center;background:var(--orange);font-size:8px;font-weight:950}
.p-flag{background:#1459a6}
.p-flag:after{content:"";position:absolute;inset:5px 7px;background:#fff}
.signal-copy{min-width:0}
.signal-copy b{display:block;color:#fff;font-size:9px;line-height:1.1}
.signal-copy span{display:block;margin-top:1px;color:rgba(255,255,255,.43);font-size:7px;white-space:nowrap}
.flag-state{color:rgba(255,255,255,.34);font-size:7px;font-weight:900;letter-spacing:.06em;text-transform:uppercase}
.flag-state.is-up{color:var(--cyan)}
.sequence{display:grid;grid-template-columns:repeat(4,1fr);gap:4px;margin-top:6px}
.step{padding:5px 2px;border-radius:5px;background:rgba(255,255,255,.04);color:rgba(255,255,255,.34);text-align:center;font-size:7px;line-height:1.15}
.step strong{display:block;font-size:9px}
.step span{display:block;margin-top:1px}
.step.is-current{color:#fff;background:rgba(232,137,43,.18);box-shadow:inset 0 0 0 1px rgba(232,137,43,.5)}
.step.is-done{color:rgba(255,255,255,.58);background:rgba(73,168,122,.08)}

.water{
  position:relative;height:310px;overflow:hidden;
  background:repeating-linear-gradient(176deg,rgba(101,199,211,.12) 0 2px,transparent 2px 23px),
             linear-gradient(180deg,var(--water2),var(--water))
}
.grid{position:absolute;inset:0;pointer-events:none;opacity:.2;background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);background-size:44px 44px}
.startline{position:absolute;right:12%;top:22px;bottom:22px;width:3px;background:#fff;z-index:2}
.startline:before{content:"START";position:absolute;top:8px;left:9px;color:#fff;font-size:9px;font-weight:900;letter-spacing:.12em;writing-mode:vertical-rl}
.committee{position:absolute;right:12%;top:12px;width:46px;height:18px;border-radius:13px;background:#dfe8ee;transform:translateX(50%);z-index:3}
.committee:before{content:"";position:absolute;left:21px;top:-14px;width:3px;height:16px;background:#dfe8ee}
.committee:after{content:"";position:absolute;left:24px;top:-14px;width:10px;height:7px;background:#ff6262}
.buoy{position:absolute;right:12%;bottom:12px;width:18px;height:18px;border-radius:50%;background:var(--orange);transform:translateX(50%);z-index:3;box-shadow:0 0 0 5px rgba(232,137,43,.14)}
.boat{position:absolute;left:14px;bottom:55px;width:148px;z-index:4;filter:drop-shadow(0 8px 10px rgba(0,0,0,.24));transform-origin:45% 75%;will-change:left,transform}
.boat img{display:block;width:100%;height:auto;user-select:none;-webkit-user-drag:none}
.hud{position:absolute;left:8px;right:8px;bottom:8px;z-index:5;display:flex;justify-content:space-between;gap:6px;pointer-events:none}
.hud span{padding:6px 8px;border-radius:999px;background:rgba(11,33,53,.78);font-size:9px;font-weight:700}

.controls{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:10px;background:rgba(255,255,255,.035);border-top:1px solid var(--line)}
.start-btn{grid-column:1/-1;min-height:50px;border:0;border-radius:9px;background:var(--orange);color:#fff;font-size:14px;font-weight:950;cursor:pointer}
.drive{min-height:52px;border-radius:9px;border:1px solid rgba(255,255,255,.22);color:#fff;font-size:14px;font-weight:900;cursor:pointer}
.brake{background:rgba(255,255,255,.06)}
.gas{background:#0e8ea0;border-color:#0e8ea0}
button:disabled{opacity:.38;cursor:not-allowed}
.status{min-height:31px;padding:0 12px 9px;color:rgba(255,255,255,.61);font-size:10px;line-height:1.4}

.result-overlay{position:absolute;inset:0;z-index:30;display:none;align-items:center;justify-content:center;padding:14px;background:rgba(4,19,31,.88);backdrop-filter:blur(5px)}
.result-overlay.is-open{display:flex}
.result-box{width:100%;max-width:370px;max-height:96%;overflow:auto;padding:20px 16px 16px;border-radius:15px;text-align:center;background:#fff;color:var(--navy)}
.result-kicker{margin:0 0 7px;color:#718594;font-size:9px;font-weight:850;letter-spacing:.15em;text-transform:uppercase}
.result-title{font-size:34px;line-height:.95;font-weight:1000;letter-spacing:-.05em}
.result-time{margin:8px 0 7px;font-size:27px;font-weight:900;font-variant-numeric:tabular-nums}
.result-copy{margin:0;color:#5d7283;font-size:11px;line-height:1.5}
.result-overlay.is-early .result-title{color:#d84f43}
.result-overlay.is-good .result-title{color:#178b68}
.result-overlay.is-ok .result-title{color:#e8892b}
.result-overlay.is-late .result-title{color:#d84f43}

.score-form{display:none;margin-top:15px;padding-top:14px;border-top:1px solid #e5ecf1;text-align:left}
.score-form.is-visible{display:block}
.score-form-title{margin-bottom:10px;text-align:center;color:var(--navy);font-size:12px;font-weight:900}
.score-form label{display:block;margin-top:8px}
.score-form label span{display:block;margin-bottom:4px;color:#607584;font-size:9px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.score-form input{width:100%;height:43px;padding:0 11px;border:1px solid #d5e0e8;border-radius:8px;background:#fff;color:#0b2135;font-size:14px;outline:none}
.score-form input:focus{border-color:#0e8ea0;box-shadow:0 0 0 2px rgba(14,142,160,.10)}
.save-score-btn{width:100%;min-height:44px;margin-top:11px;border:0;border-radius:8px;background:#0e8ea0;color:#fff;font-size:11px;font-weight:900;cursor:pointer}
.save-message{min-height:17px;margin-top:6px;color:#607584;text-align:center;font-size:9px}
.retry-btn{width:100%;min-height:44px;margin-top:10px;border:0;border-radius:8px;background:var(--navy);color:#fff;font-weight:900;cursor:pointer}

.scoreboard{
  margin-top:12px;padding:14px;border:1px solid var(--line);border-radius:15px;
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.025))
}
.scoreboard-head{display:flex;align-items:flex-end;justify-content:space-between;gap:10px;padding-bottom:10px;border-bottom:1px solid rgba(255,255,255,.09)}
.scoreboard-head p{margin:0 0 2px;color:var(--cyan);font-size:8px;font-weight:850;letter-spacing:.14em;text-transform:uppercase}
.scoreboard-head h2{margin:0;font-size:24px;line-height:1;color:#fff}
.scoreboard-head>span{padding:5px 7px;border-radius:999px;background:rgba(255,255,255,.07);font-size:8px;font-weight:900}
.score-table-head,.score-row{display:grid;grid-template-columns:26px 1fr 50px 58px;gap:6px;align-items:center}
.score-table-head{padding:9px 5px 6px;color:rgba(255,255,255,.37);font-size:7px;font-weight:850;letter-spacing:.08em;text-transform:uppercase}
.score-row{min-height:38px;padding:5px;border-top:1px solid rgba(255,255,255,.06);font-size:10px}
.score-row:first-child{border-top:0}
.score-rank{color:var(--orange);font-weight:950}
.score-name{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:800}
.score-sail{color:rgba(255,255,255,.62)}
.score-time{text-align:right;font-variant-numeric:tabular-nums;font-weight:950}
.score-row.top3{background:rgba(232,137,43,.055);border-radius:6px}
.score-empty,.score-loading{padding:14px 5px;color:rgba(255,255,255,.45);font-size:10px;text-align:center}
.tip{margin:10px 8px 0;color:rgba(255,255,255,.56);font-size:10px;line-height:1.4;text-align:center}

@media(max-width:380px){
  .signal-copy span{display:none}
  .boat{width:138px}
  .water{height:292px}
  .game-head h1{font-size:25px}
  .clock{font-size:36px}
  .score-table-head,.score-row{grid-template-columns:23px 1fr 44px 53px}
}