:root{
  color-scheme:light;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:#8ec9ee;
  --runner-accent:#e43c3c;
}
*{box-sizing:border-box}
html,body,#app{width:100%;height:100%;margin:0;overflow:hidden}
body{background:#8ec9ee}
button{font:inherit}
button,a{-webkit-tap-highlight-color:transparent}
[hidden]{display:none!important}
#app{position:relative;isolation:isolate}
#game{display:block;width:100%;height:100%;touch-action:none}

.hud{
  position:absolute;inset:0 0 auto 0;z-index:8;
  display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:start;justify-content:space-between;
  gap:14px;padding:clamp(10px,1.6vw,20px);pointer-events:none;
}
.hud-left,.hud-right{display:flex;align-items:stretch;gap:8px}
.brand,.mini-stat,.runner-chip,.icon-button,.hud-center,.momentum-panel,.pill,.controls{
  background:rgba(10,22,34,.82);
  border:1px solid rgba(255,255,255,.22);
  box-shadow:0 10px 32px rgba(17,43,61,.18);
  backdrop-filter:blur(10px);
}
.brand{padding:9px 13px;border-radius:13px;display:flex;flex-direction:column;gap:1px;color:#fff}
.brand .eyebrow{font-size:9px;letter-spacing:.22em;color:#8ce8ff;font-weight:900}
.brand strong{font-size:13px;letter-spacing:.05em}

.icon-button{
  pointer-events:auto;cursor:pointer;width:42px;border-radius:13px;color:#fff;font-weight:900;
}
.runner-chip{
  pointer-events:auto;cursor:pointer;border-radius:13px;padding:8px 10px;color:#fff;
  display:flex;align-items:center;gap:7px;font-size:10px;font-weight:900;letter-spacing:.07em;
}
.runner-dot{width:10px;height:10px;border-radius:50%;background:var(--runner-accent);box-shadow:0 0 12px var(--runner-accent)}
.mini-stat{min-width:76px;border-radius:13px;padding:8px 10px;display:flex;flex-direction:column;text-align:right;color:#fff}
.mini-stat span{font-size:8px;letter-spacing:.13em;color:#aebfd0}
.mini-stat b{font-size:14px}

.hud-center{
  border-radius:18px;padding:11px 16px 13px;color:#fff;justify-self:center;width:100%;
  background:linear-gradient(180deg,rgba(13,59,105,.96),rgba(5,30,65,.97));
  border:3px solid #43d8ff;
  box-shadow:
    0 0 0 2px rgba(220,248,255,.82) inset,
    0 0 24px rgba(54,210,255,.42),
    0 12px 34px rgba(5,30,60,.30)
}
.challenge-top{display:flex;justify-content:center;align-items:center;margin-bottom:4px;color:#b7cad6;font-size:8px;font-weight:900;letter-spacing:.16em}
.principal-parts{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:12px}
.principal-parts i{font-style:normal;color:#75dff7;font-size:20px;text-shadow:0 0 10px rgba(81,218,255,.5)}
.part{
  display:flex;flex-direction:column;align-items:center;justify-content:center;min-width:0;
  min-height:58px;border-radius:11px;padding:5px 8px;transition:background .18s ease,box-shadow .18s ease,border-color .18s ease;
  border:1px solid transparent
}
.part small{font-size:7px;letter-spacing:.10em;color:#bfe9f6;font-weight:900}
.part b{font-size:clamp(24px,2.7vw,36px);line-height:1.02;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%;font-weight:950;text-shadow:0 2px 0 rgba(0,22,48,.8),0 0 12px rgba(86,218,255,.22)}
.part.long-form b{font-size:clamp(19px,2.15vw,29px)}
.part.very-long-form b{font-size:clamp(15px,1.7vw,23px);letter-spacing:-.02em}
.part.blank{
  position:relative;
  border:3px solid #ffe04b;
  background:#ffd83d;
  box-shadow:0 0 0 3px rgba(20,25,31,.72) inset,0 0 26px rgba(255,216,61,.72);
  animation:blankPulse .52s ease-in-out infinite alternate
}
.part.blank small{color:#302b13;font-weight:950}
.part.blank b{
  color:#15191d;
  font-size:clamp(32px,3.6vw,48px);
  line-height:.9;
  text-shadow:none
}
.part.blank::after{
  content:'FIND THIS FORM';
  position:absolute;
  left:50%;bottom:-17px;transform:translateX(-50%);
  padding:2px 7px;border-radius:999px;
  background:#15191d;color:#ffe04b;
  font-size:7px;font-weight:950;letter-spacing:.08em;
  white-space:nowrap
}
.part.feedback-correct{background:rgba(42,205,104,.22);border-color:#43df83;box-shadow:0 0 28px rgba(49,210,112,.42)}
.part.feedback-correct b{color:#61f39c;text-shadow:0 0 18px rgba(68,227,132,.65)}
.part.feedback-wrong{background:rgba(237,58,83,.22);border-color:#ff4d67;box-shadow:0 0 28px rgba(255,69,96,.42)}
.part.feedback-wrong b{color:#ff6b80;text-shadow:0 0 18px rgba(255,75,101,.65)}
@keyframes blankPulse{
  from{
    transform:scale(1);
    background:#ffd83d;
    box-shadow:0 0 0 3px rgba(20,25,31,.72) inset,0 0 14px rgba(255,216,61,.45)
  }
  to{
    transform:scale(1.075);
    background:#fff07a;
    box-shadow:0 0 0 3px rgba(20,25,31,.85) inset,0 0 36px rgba(255,232,91,.95)
  }
}

.answer-flight{
  position:fixed;z-index:50;left:0;top:0;pointer-events:none;
  padding:10px 18px;border-radius:12px;background:#123b56;border:3px solid #fff;
  color:#fff;font-size:clamp(18px,2.2vw,28px);font-weight:950;letter-spacing:.03em;
  box-shadow:0 10px 28px rgba(0,0,0,.34),0 0 22px rgba(75,203,255,.42);
  white-space:nowrap;transform:translate(-50%,-50%)
}

.momentum-panel{
  width:min(340px,72vw);
  border-radius:13px;padding:8px 11px;color:#fff;
}
.momentum-copy{display:flex;justify-content:space-between;gap:10px;align-items:center;font-size:9px;font-weight:900;letter-spacing:.08em}
.momentum-copy strong{font-size:12px}
.momentum-track{height:7px;margin-top:6px;border-radius:999px;background:rgba(255,255,255,.13);overflow:hidden}
.momentum-fill{height:100%;border-radius:inherit;background:linear-gradient(90deg,#31c76a,#ffd34d,#ff8a35);transition:width .22s ease}

.status{
  position:absolute;z-index:7;left:50%;bottom:max(12px,env(safe-area-inset-bottom));transform:translateX(-50%);
  width:min(92vw,760px);display:flex;flex-direction:column;align-items:center;gap:7px;pointer-events:none
}
.model-status-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
.controls{border-radius:13px;padding:7px 11px;display:flex;flex-wrap:wrap;justify-content:center;gap:6px 13px;color:#e2edf5;font-size:10px}

.game-notice{
  position:absolute;z-index:9;left:50%;top:31%;transform:translate(-50%,-50%);
  min-width:180px;text-align:center;font-size:clamp(18px,3vw,32px);font-weight:950;letter-spacing:.04em;
  color:#fff;text-shadow:0 3px 16px rgba(0,0,0,.55);pointer-events:none;opacity:0;transition:opacity .15s ease,transform .15s ease;
}
.game-notice.show{opacity:1;transform:translate(-50%,-56%)}
.game-notice.correct{color:#36d979}.game-notice.wrong{color:#ff4564}.game-notice.info{color:#ffd34d}

.picker{
  position:absolute;inset:0;z-index:20;display:grid;place-items:center;padding:16px;
  background:linear-gradient(rgba(83,154,194,.74),rgba(48,100,134,.78));backdrop-filter:blur(7px);
  transition:opacity .18s ease
}
.picker.hidden{opacity:0;pointer-events:none}
.picker-card{
  width:min(860px,96vw);max-height:94vh;overflow:auto;padding:22px clamp(16px,4vw,32px) 25px;border:1px solid rgba(255,255,255,.35);
  border-radius:24px;background:rgba(9,24,37,.94);box-shadow:0 28px 80px rgba(21,55,76,.35);text-align:center;color:#fff
}
.picker-kicker{display:block;color:#86e8ff;font-size:10px;font-weight:900;letter-spacing:.24em}
.picker h1{margin:7px 0 0;font-size:clamp(28px,5vw,50px);line-height:1}
.picker p{margin:9px 0 18px;color:#adbfcc;font-size:12px}
.picker-section-title{
  margin:16px 0 8px;
  color:#8fc5da;
  font-size:9px;
  font-weight:950;
  letter-spacing:.16em;
  text-align:left
}
.race-options{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:10px
}
.race-option{
  min-height:92px;
  border:1px solid rgba(255,255,255,.12);
  border-radius:17px;
  padding:12px 14px;
  background:rgba(255,255,255,.045);
  color:#eef7ff;
  cursor:pointer;
  display:flex;
  align-items:center;
  gap:12px;
  text-align:left;
  transition:.16s ease
}
.race-option:hover{
  border-color:rgba(115,220,255,.62);
  background:rgba(60,183,224,.10)
}
.race-option.active{
  border-color:#73dcff;
  background:linear-gradient(135deg,rgba(60,183,224,.22),rgba(112,88,224,.12));
  box-shadow:0 0 0 1px rgba(115,220,255,.18) inset,0 0 22px rgba(67,216,255,.16)
}
.race-icon{
  flex:0 0 50px;
  width:50px;
  height:50px;
  border-radius:15px;
  display:grid;
  place-items:center;
  background:#0c416e;
  border:2px solid #43d8ff;
  color:#ffe66d;
  font-size:16px;
  font-weight:950;
  letter-spacing:.05em;
  box-shadow:0 0 18px rgba(67,216,255,.2)
}
.race-copy{display:flex;flex-direction:column;gap:4px;min-width:0}
.race-copy b{font-size:14px;letter-spacing:.05em}
.race-copy small{color:#aec0cc;font-size:10px;line-height:1.25}
.robot-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}
.robot-option{
  min-height:72px;border:1px solid rgba(255,255,255,.1);border-radius:15px;background:rgba(255,255,255,.04);color:#eef7ff;cursor:pointer;
  display:flex;align-items:center;justify-content:center;flex-direction:column;gap:7px;transition:.14s ease
}
.robot-option:hover,.robot-option.active{border-color:var(--runner);background:color-mix(in srgb,var(--runner) 15%,rgba(255,255,255,.04))}
.robot-option span{width:25px;height:25px;border-radius:50%;background:var(--runner);border:3px solid rgba(255,255,255,.22);box-shadow:0 0 18px var(--runner)}
.robot-option b{font-size:10px;letter-spacing:.08em}
.difficulty{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:14px}
.difficulty button{
  border:1px solid rgba(255,255,255,.11);border-radius:13px;padding:9px;background:rgba(255,255,255,.035);color:#e7f0f7;cursor:pointer
}
.difficulty button.active{border-color:#73dcff;background:rgba(60,183,224,.15)}
.difficulty b,.difficulty small{display:block}.difficulty b{font-size:11px}.difficulty small{margin-top:2px;color:#aab9c5;font-size:9px}
.start-button{
  margin-top:16px;min-width:235px;border:0;border-radius:999px;padding:12px 26px;background:var(--runner-accent);color:#fff;
  font-weight:950;letter-spacing:.08em;cursor:pointer;box-shadow:0 12px 30px color-mix(in srgb,var(--runner-accent) 28%,transparent);
  display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:44px
}
.start-button:disabled{opacity:.72;cursor:wait;box-shadow:none}
.start-spinner{
  width:17px;height:17px;flex:0 0 17px;border-radius:50%;
  border:3px solid rgba(255,255,255,.30);border-top-color:#fff;
  animation:startSpinner .72s linear infinite
}
.start-button:not(.loading) .start-spinner{display:none}
.start-button.loading{background:#476273;color:#fff}
.start-button.load-error{background:#8b3340;cursor:not-allowed}
.start-button.load-error .start-spinner{display:none}
@keyframes startSpinner{to{transform:rotate(360deg)}}
.picker-footer{margin-top:9px}
.menu-back-games{margin-top:0!important}

.pause-overlay,.result-overlay{
  position:absolute;inset:0;z-index:30;display:grid;place-items:center;padding:18px;background:rgba(10,25,36,.58);backdrop-filter:blur(7px)
}
.pause-card,.result-card{
  width:min(560px,94vw);padding:26px;border-radius:22px;background:#102534;color:#fff;border:1px solid rgba(255,255,255,.2);
  box-shadow:0 26px 80px rgba(0,0,0,.3);text-align:center
}
.pause-card{max-height:94vh;overflow:auto}
.pause-card span,.result-kicker{display:block;color:#85e7ff;font-size:10px;font-weight:900;letter-spacing:.22em}
.pause-card strong{display:block;margin:6px 0 16px;font-size:32px}
.pause-settings{
  margin:0 auto 18px;
  width:min(430px,100%);
  padding:15px 16px 13px;
  border-radius:16px;
  background:rgba(255,255,255,.065);
  border:1px solid rgba(255,255,255,.13);
  text-align:left
}
.pause-settings-title{margin-bottom:11px;color:#85e7ff;font-size:9px;font-weight:950;letter-spacing:.17em}
.speed-setting{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:11px;font-weight:900;letter-spacing:.06em}
.speed-setting b{font-size:18px;color:#ffe66d}
.speed-control{width:100%;margin:10px 0 3px;accent-color:var(--runner-accent);cursor:pointer}
.speed-scale{display:flex;justify-content:space-between;gap:10px;color:#9eb3c1;font-size:7px;font-weight:900;letter-spacing:.04em}
.speed-description{margin:7px 0 10px!important;color:#d7e5ee!important;font-size:10px!important;text-align:center}
.pause-option-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:8px}
.pause-option-button{width:100%;border:1px solid rgba(133,231,255,.35)!important;border-radius:12px!important;padding:9px 10px!important;background:rgba(67,216,255,.08)!important;color:#e9f9ff!important;font-size:10px!important;letter-spacing:.05em}
.pause-subpanel{margin-top:10px;padding:11px;border-radius:13px;background:rgba(5,20,31,.42);border:1px solid rgba(255,255,255,.09)}
.pause-subpanel-title{margin-bottom:8px;color:#85e7ff;font-size:8px;font-weight:950;letter-spacing:.14em;text-align:left}
.pause-runner-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.pause-runner-grid button{min-width:0!important;border:1px solid rgba(255,255,255,.12)!important;border-radius:10px!important;padding:7px 5px!important;background:rgba(255,255,255,.04)!important;color:#fff!important}
.pause-runner-grid button.active{border-color:var(--runner)!important;box-shadow:0 0 14px color-mix(in srgb,var(--runner) 45%,transparent)}
.pause-runner-grid button span{display:block!important;width:15px;height:15px;margin:0 auto 4px;border-radius:50%;background:var(--runner);box-shadow:0 0 8px var(--runner)}
.pause-runner-grid button b{font-size:8px}
.controls-panel{display:grid;gap:7px;text-align:left}
.controls-panel>div:not(.pause-subpanel-title){display:grid;grid-template-columns:58px 1fr;gap:8px;align-items:center}
.controls-panel b{font-size:8px;color:#ffe66d}.controls-panel span{font-size:9px;color:#d4e0e8;letter-spacing:0}
.audio-settings{display:grid;gap:9px;margin-top:12px;padding-top:11px;border-top:1px solid rgba(255,255,255,.10)}
.audio-row label{display:flex;justify-content:space-between;align-items:center;font-size:9px;font-weight:900;letter-spacing:.08em}
.audio-row label b{color:#ffe66d;font-size:12px}
.audio-control-line{display:grid;grid-template-columns:1fr 50px;gap:8px;align-items:center;margin-top:4px}
.audio-control-line input{width:100%;accent-color:var(--runner-accent)}
.audio-toggle{border:1px solid rgba(255,255,255,.16)!important;border-radius:999px!important;padding:6px 8px!important;background:#2b3b47!important;color:#aab8c2!important;font-size:8px!important}
.audio-toggle.active{background:#16824a!important;color:#fff!important;border-color:#4ed58a!important}
.pause-actions{display:flex;justify-content:center;gap:8px;flex-wrap:wrap}
.pause-card button{border:0;border-radius:999px;padding:11px 20px;background:#fff;color:#102534;font-weight:900;cursor:pointer}
.pause-primary{background:#fff!important;color:#102534!important}
.pause-secondary{background:rgba(255,255,255,.09)!important;color:#e7f1f7!important;border:1px solid rgba(255,255,255,.16)!important}
.pause-danger{background:#a4263d!important;color:#fff!important;border:1px solid #ff657b!important}
.pause-confirm{margin-top:14px;padding:13px;border-radius:14px;background:#2b1720;border:1px solid rgba(255,101,123,.4)}
.pause-confirm strong{margin:0 0 5px!important;font-size:16px!important;color:#fff}
.pause-confirm p{margin:0 0 11px;color:#dcb9c0;font-size:10px}
.pause-confirm>div{display:flex;justify-content:center;gap:8px}
.result-card h2{margin:8px 0 4px;font-size:34px}.result-stars{color:#ffd34d;font-size:30px;letter-spacing:.12em;margin-bottom:16px}
.result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.result-grid div{padding:12px 8px;border-radius:13px;background:rgba(255,255,255,.06)}
.result-grid span{display:block;color:#a8b9c5;font-size:8px;letter-spacing:.08em}.result-grid strong{display:block;margin-top:4px;font-size:18px}
.result-actions{display:flex;justify-content:center;gap:10px;align-items:center;margin-top:5px}
.ghost-button{display:inline-block;margin-top:16px;border:1px solid rgba(255,255,255,.25);border-radius:999px;padding:11px 20px;color:#fff;background:transparent;text-decoration:none;font-size:11px;font-weight:900;cursor:pointer}

.flash{position:absolute;inset:0;z-index:12;pointer-events:none;background:radial-gradient(circle at 50% 60%,rgba(255,55,80,.3),transparent 50%);opacity:0;transition:opacity .16s}
.flash.on{opacity:1}

@media(max-width:900px){
  .hud{grid-template-columns:auto 1fr;grid-template-areas:"left right" "center center"}
  .hud-left{grid-area:left}.hud-right{grid-area:right;justify-content:flex-end}.hud-center{grid-area:center}
}
@media(max-width:640px){
  .hud{padding:8px;gap:7px}.brand{display:none}.icon-button{width:38px}
  .hud-right{gap:4px}.runner-chip{padding:7px;font-size:8px}.mini-stat{min-width:58px;padding:7px 6px}.mini-stat span{font-size:7px}.mini-stat b{font-size:11px}
  .hud-center{padding:8px 9px 13px}.challenge-top{font-size:6.5px;margin-bottom:3px}.part{min-height:49px;padding:3px}.part small{font-size:6px}.part b{font-size:20px}.part.long-form b{font-size:16px}.part.very-long-form b{font-size:13px}.part.blank b{font-size:30px}.part.blank::after{bottom:-14px;font-size:6px}.principal-parts{gap:4px}.principal-parts i{font-size:13px}
  .momentum-panel{width:min(250px,76vw);padding:6px 8px}.momentum-copy{font-size:7px}
  .controls{font-size:9px;gap:4px 8px}.pill{font-size:9px}
  .race-options{grid-template-columns:1fr}
  .race-option{min-height:78px;padding:10px 11px}
  .race-icon{width:44px;height:44px;flex-basis:44px}
  .race-copy b{font-size:12px}.race-copy small{font-size:9px}
  .picker-section-title{margin-top:12px}
  .robot-options{grid-template-columns:repeat(2,minmax(0,1fr))}.robot-option{min-height:60px}
  .difficulty{gap:5px}.difficulty small{display:none}
  .result-grid{grid-template-columns:repeat(2,1fr)}
  .pause-card{padding:18px 14px}
  .pause-settings{padding:12px}
  .pause-option-grid{grid-template-columns:1fr 1fr}
  .pause-runner-grid{grid-template-columns:repeat(2,1fr)}
  .pause-actions{gap:6px}
  .pause-actions button{padding:9px 12px;font-size:9px}
}


/* Level 2 · Sentence Run */
.sentence-challenge{
  width:100%;
  min-width:0;
  min-height:62px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  text-align:center;
  overflow:hidden;
}
.sentence-challenge[hidden]{display:none!important}
.sentence-challenge>strong{
  flex:1 1 auto;
  min-width:0;
  width:100%;
  font-size:clamp(24px,3vw,42px);
  line-height:1.04;
  font-weight:950;
  letter-spacing:-.02em;
  white-space:nowrap;
  overflow:hidden;
  text-shadow:0 2px 0 rgba(0,22,48,.8),0 0 12px rgba(86,218,255,.22);
}
.sentence-challenge>small{
  flex:0 0 auto;
  border:1px solid rgba(117,223,247,.45);
  border-radius:999px;
  padding:6px 9px;
  color:#bfe9f6;
  font-size:8px;
  font-weight:900;
  letter-spacing:.08em;
  white-space:nowrap;
}
.sentence-challenge>small b{color:#ffe04b;font-size:10px}
.next-level-button{min-width:230px}
.secondary-run-button{opacity:.9}

@media(max-width:700px){
  .sentence-challenge{min-height:54px;gap:4px;flex-direction:column}
  .sentence-challenge>strong{width:100%;font-size:clamp(18px,5vw,30px)}
  .sentence-challenge>small{font-size:6px;padding:4px 7px}
  .sentence-challenge>small b{font-size:8px}
  .result-actions{flex-wrap:wrap}
  .next-level-button{min-width:min(230px,88vw)}
}

.sentence-blank{
  display:inline-block;
  min-width:76px;
  margin:0 5px;
  padding:2px 8px;
  border-radius:8px;
  color:#15191d;
  background:#ffd83d;
  border:2px solid #ffe96f;
  box-shadow:0 0 18px rgba(255,216,61,.5);
  vertical-align:baseline;
}
.sentence-blank.feedback-correct{
  color:#fff;
  background:#178b4c;
  border-color:#66f0a0;
  box-shadow:0 0 20px rgba(102,240,160,.55);
}
.sentence-blank.feedback-wrong{
  color:#fff;
  background:#b8243e;
  border-color:#ff7185;
  box-shadow:0 0 20px rgba(255,113,133,.55);
}

.time-expression{
  display:inline-block;
  margin:0 3px;
  padding:1px 6px 2px;
  border-radius:7px;
  background:#ffe66d;
  color:#102534;
  font-weight:950;
  box-shadow:0 0 0 1px rgba(255,255,255,.6) inset,0 0 14px rgba(255,230,109,.35);
}


/* Learning-first pause reading mode */
.sentence-challenge:not([hidden]){cursor:pointer;pointer-events:auto}
.sentence-challenge:not([hidden]):hover{box-shadow:0 0 0 1px rgba(255,230,109,.28) inset}
.pause-reading-card{
  width:min(510px,100%);
  margin:0 auto 14px;
  padding:14px 16px 15px;
  border-radius:16px;
  background:linear-gradient(180deg,rgba(16,63,97,.96),rgba(8,37,62,.96));
  border:2px solid rgba(133,231,255,.58);
  box-shadow:0 0 24px rgba(67,216,255,.14);
}
.pause-reading-card>span{
  display:block;
  color:#ffe66d!important;
  font-size:8px!important;
  font-weight:950!important;
  letter-spacing:.15em!important;
  margin-bottom:8px
}
.pause-sentence-text{
  color:#fff;
  font-size:clamp(20px,3.2vw,32px);
  line-height:1.18;
  font-weight:950;
  text-align:center
}
.pause-sentence-text .sentence-blank{
  min-width:60px;
  padding:1px 7px;
  margin:0 3px;
}
.pause-sentence-text .time-expression{
  padding:1px 5px;
  margin:0 2px
}
.pause-reading-card>small{
  display:block;
  margin-top:9px;
  color:#b9cfdd;
  font-size:9px
}
@media(max-width:640px){
  .pause-reading-card{padding:12px 10px}
  .pause-sentence-text{font-size:clamp(17px,5vw,24px)}
}


/* Clear learning view in pause: no yellow bands over the sentence */
.pause-reading-card{
  background:#0b2438;
  border-color:rgba(133,231,255,.55);
}
.pause-sentence-text{
  padding:13px 14px;
  border-radius:12px;
  background:rgba(255,255,255,.055);
  border:1px solid rgba(255,255,255,.10);
  color:#ffffff;
  font-size:clamp(22px,3.6vw,36px);
  line-height:1.28;
  letter-spacing:-.01em;
}
.pause-sentence-text .sentence-blank,
.pause-sentence-text .time-expression{
  all:unset;
}
.pause-hint-box{
  margin-top:13px;
  padding:12px 13px;
  border-radius:12px;
  background:rgba(133,231,255,.07);
  border:1px solid rgba(133,231,255,.22);
  text-align:left;
}
.pause-hint-box b{
  display:block;
  margin-bottom:5px;
  color:#85e7ff;
  font-size:9px;
  letter-spacing:.12em;
}
.pause-hint-box p{
  margin:0;
  color:#dceaf2;
  font-size:11px;
  line-height:1.45;
}
.music-note{
  display:block;
  margin-top:4px;
  color:#8fa6b4;
  font-size:8px;
}
.audio-control-line input:disabled,
.audio-toggle:disabled{
  opacity:.38;
  cursor:not-allowed;
}


/* Pedestrian collision reactions */
.pedestrian-complaint{
  position:fixed;
  z-index:70;
  transform:translate(-50%,-100%) scale(.86);
  max-width:min(230px,72vw);
  padding:8px 12px;
  border-radius:15px 15px 15px 4px;
  background:#fff;
  color:#172330;
  border:2px solid #172330;
  box-shadow:0 5px 0 rgba(23,35,48,.18),0 12px 28px rgba(0,0,0,.18);
  font-size:clamp(12px,2.2vw,17px);
  font-weight:950;
  line-height:1.08;
  text-align:center;
  pointer-events:none;
  opacity:0;
  transition:opacity .12s ease,transform .16s cubic-bezier(.2,.85,.28,1.25);
}
.pedestrian-complaint::after{
  content:'';
  position:absolute;
  left:13px;
  bottom:-9px;
  width:13px;
  height:13px;
  background:#fff;
  border-right:2px solid #172330;
  border-bottom:2px solid #172330;
  transform:rotate(45deg);
}
.pedestrian-complaint.show{
  opacity:1;
  transform:translate(-50%,-110%) scale(1);
}
.pedestrian-complaint.leave{
  opacity:0;
  transform:translate(-50%,-125%) scale(.92);
}


/* Verb Runner learning-focus reinforcement */
.answer-focus-backdrop{
  position:fixed;
  inset:0;
  z-index:48;
  pointer-events:none;
  background:rgba(5,18,28,.18);
  opacity:0;
  transition:opacity .16s ease;
}
.answer-focus-backdrop.show{opacity:1}

.answer-flight.learning-focus{
  z-index:55;
  min-width:170px;
  padding:14px 28px;
  border-radius:16px;
  font-size:clamp(28px,4.2vw,48px);
  letter-spacing:.055em;
  text-align:center;
  text-shadow:0 2px 0 rgba(0,65,31,.48);
}
@media(max-width:640px){
  .answer-flight.learning-focus{
    min-width:145px;
    padding:12px 20px;
    font-size:clamp(26px,8vw,40px);
  }
}


/* Pause menu learning hierarchy: prioritize the instructional hint */
#pauseOverlay .pause-card{
  padding:18px 20px;
}
#pauseOverlay .pause-card>span:first-child{
  font-size:8px;
  letter-spacing:.18em;
}
#pauseRaceTitle{
  margin:3px 0 9px!important;
  font-size:20px!important;
  line-height:1.05;
}
#pauseOverlay .pause-reading-card{
  margin-bottom:9px;
  padding:11px 13px 12px;
}
#pauseOverlay .pause-reading-card>span{
  font-size:7px!important;
  margin-bottom:5px;
}
#pauseOverlay .pause-sentence-text{
  /* Keep the evaluated sentence prominent, but do not enlarge it further. */
  font-size:clamp(22px,3.6vw,36px);
  padding:11px 12px;
  line-height:1.24;
}
#pauseOverlay .pause-reading-card>small{
  margin-top:6px;
  font-size:8px;
}
#pauseOverlay .pause-hint-box{
  margin-top:9px;
  padding:13px 14px;
}
#pauseOverlay .pause-hint-box b{
  margin-bottom:7px;
  font-size:12px;
  line-height:1.1;
  letter-spacing:.10em;
}
#pauseOverlay .pause-hint-box p{
  font-size:17px;
  line-height:1.42;
  font-weight:650;
}
#pauseOverlay .pause-settings{
  margin-bottom:11px;
  padding:10px 13px 9px;
}
#pauseOverlay .pause-settings-title{
  margin-bottom:7px;
  font-size:7px;
}
#pauseOverlay .speed-setting{
  font-size:9px;
}
#pauseOverlay .speed-setting b{
  font-size:14px;
}
#pauseOverlay .speed-control{
  margin:6px 0 2px;
}
#pauseOverlay .speed-scale{
  font-size:6px;
}
#pauseOverlay .speed-description{
  margin:4px 0 6px!important;
  font-size:8px!important;
}
#pauseOverlay .pause-option-grid{
  margin-top:5px;
  gap:6px;
}
#pauseOverlay .pause-option-button{
  padding:7px 8px!important;
  font-size:9px!important;
}
#pauseOverlay .audio-settings{
  margin-top:8px;
  gap:6px;
}
#pauseOverlay .pause-actions{
  gap:7px;
}
#pauseOverlay .pause-actions button{
  padding-top:8px!important;
  padding-bottom:8px!important;
}
@media(max-width:640px){
  #pauseOverlay .pause-card{
    padding:13px 12px;
  }
  #pauseRaceTitle{
    font-size:17px!important;
  }
  #pauseOverlay .pause-reading-card{
    padding:9px 9px 10px;
  }
  #pauseOverlay .pause-sentence-text{
    font-size:clamp(17px,5vw,24px);
    padding:9px 8px;
  }
  #pauseOverlay .pause-hint-box{
    padding:11px 10px;
  }
  #pauseOverlay .pause-hint-box b{
    font-size:11px;
  }
  #pauseOverlay .pause-hint-box p{
    font-size:15px;
    line-height:1.38;
  }
}


/* Runner Series level 3 */
.race-options{
  grid-template-columns:repeat(3,minmax(0,1fr));
}
.race-options .race-option{
  min-width:0;
}
.race-options .race-copy small{
  line-height:1.3;
}
@media(max-width:820px){
  .race-options{
    grid-template-columns:1fr;
  }
  .race-option{
    min-height:78px;
  }
}


/* Stronger feedback contrast */
.game-notice.correct{
  color:#062a18;
  background:rgba(124,244,158,.96);
  border:3px solid #0d6636;
  border-radius:14px;
  padding:8px 18px;
  text-shadow:none;
  box-shadow:0 10px 28px rgba(0,0,0,.24),0 0 24px rgba(84,238,132,.45);
}
.answer-flight.time-clue-flight{
  max-width:min(82vw,540px);
  white-space:normal;
  text-align:center;
  line-height:1.12;
  font-size:clamp(15px,2vw,24px);
  padding:11px 16px;
}


/* Runner Series level 4 */
.race-options{
  grid-template-columns:repeat(2,minmax(0,1fr));
}
@media(max-width:820px){
  .race-options{grid-template-columns:1fr}
}


/* Five-race series layout */
@media(min-width:821px){
  .race-options .race-option[data-level="5"]{
    grid-column:1 / -1;
    width:min(520px,100%);
    justify-self:center;
  }
}


/* Responsive picker layout: fit desktop screens without an inner scrollbar,
   while allowing natural scrolling on smaller devices. */
.picker-card{
  width:min(1180px,calc(100vw - 32px));
  max-height:calc(100dvh - 24px);
}

@media (min-width:1000px){
  .race-options{grid-template-columns:repeat(3,minmax(0,1fr))}
  .robot-options{grid-template-columns:repeat(6,minmax(0,1fr))}
}

@media (min-width:1000px) and (max-height:900px){
  .picker{padding:10px}
  .picker-card{
    width:min(1180px,calc(100vw - 20px));
    max-height:calc(100dvh - 20px);
    overflow:hidden;
    padding:14px clamp(14px,2.4vw,26px) 14px;
  }
  .picker-kicker{font-size:9px}
  .picker h1{margin-top:4px;font-size:clamp(30px,4vw,44px)}
  .picker p{margin:6px 0 11px;font-size:11px}
  .race-options{gap:8px}
  .race-option{min-height:76px;padding:9px 11px;gap:9px}
  .race-icon{width:44px;height:44px;flex-basis:44px;border-radius:13px}
  .race-copy b{font-size:12px}
  .race-copy small{font-size:9px}
  .picker-section-title{margin:10px 0 6px}
  .robot-options{gap:7px}
  .robot-option{min-height:52px;gap:4px}
  .robot-option span{width:20px;height:20px}
  .difficulty{margin-top:7px;gap:6px}
  .difficulty button{padding:6px 8px}
  .difficulty small{font-size:8px}
  .start-button{margin-top:9px;min-height:38px;padding:9px 22px}
  .picker-footer{margin-top:5px}
  .ghost-button{padding:8px 16px}
}

@media (max-width:999px){
  .picker{
    place-items:start center;
    overflow-y:auto;
    overscroll-behavior:contain;
    padding:12px;
  }
  .picker-card{
    width:min(860px,100%);
    max-height:none;
    overflow:visible;
    margin:auto 0;
  }
}

@media (max-width:640px){
  .picker{padding:8px}
  .picker-card{border-radius:18px;padding:16px 12px 18px}
}


/* 2026-09-14 responsive + pause icon fixes */
.icon-button{
  display:grid;
  place-items:center;
  font-family:inherit;
}
.pause-icon{
  position:relative;
  display:block;
  width:16px;
  height:18px;
}
.pause-icon::before,
.pause-icon::after{
  content:'';
  position:absolute;
  top:1px;
  bottom:1px;
  width:5px;
  border-radius:2px;
  background:#fff;
}
.pause-icon::before{left:1px}
.pause-icon::after{right:1px}
.icon-button.is-paused .pause-icon::before{
  left:3px;
  top:1px;
  bottom:auto;
  width:0;
  height:0;
  border-top:8px solid transparent;
  border-bottom:8px solid transparent;
  border-left:12px solid #fff;
  border-radius:0;
  background:transparent;
}
.icon-button.is-paused .pause-icon::after{display:none}

/* Never clip long principal parts; JS shrinks them to the available width. */
.part b{
  overflow:visible;
  text-overflow:clip;
  max-width:100%;
}

/* The selector adapts to the viewport; scrolling belongs to the page, not to an inner card. */
.picker{
  overflow-y:auto;
  overscroll-behavior:contain;
  place-items:start center;
}
.picker-card{
  width:min(1180px,calc(100vw - 24px));
  max-height:none;
  overflow:visible;
  margin:auto 0;
}
@media (min-width:1000px){
  .race-options{grid-template-columns:repeat(3,minmax(0,1fr))}
  .race-options .race-option[data-level="5"]{
    grid-column:auto;
    width:auto;
    justify-self:stretch;
  }
  .robot-options{grid-template-columns:repeat(6,minmax(0,1fr))}
}
@media (min-width:1000px) and (max-height:900px){
  .picker{padding:8px}
  .picker-card{
    width:min(1180px,calc(100vw - 16px));
    padding:12px clamp(12px,2vw,22px) 12px;
  }
  .picker-kicker{font-size:8px}
  .picker h1{margin-top:3px;font-size:clamp(28px,3.6vw,40px)}
  .picker p{margin:5px 0 8px;font-size:10px}
  .race-options{gap:7px}
  .race-option{min-height:68px;padding:8px 10px;gap:8px}
  .race-icon{width:40px;height:40px;flex-basis:40px;border-radius:12px;font-size:14px}
  .race-copy b{font-size:11px}
  .race-copy small{font-size:8px;line-height:1.18}
  .picker-section-title{margin:8px 0 5px;font-size:8px}
  .robot-options{gap:6px}
  .robot-option{min-height:46px;gap:3px}
  .robot-option span{width:18px;height:18px;border-width:2px}
  .robot-option b{font-size:8px}
  .difficulty{margin-top:6px;gap:5px}
  .difficulty button{padding:5px 7px}
  .difficulty b{font-size:9px}
  .difficulty small{font-size:7px}
  .start-button{margin-top:7px;min-height:34px;padding:7px 20px}
  .picker-footer{margin-top:4px}
  .ghost-button{padding:7px 14px;font-size:9px}
}
@media (max-width:999px){
  .picker-card{width:min(860px,100%)}
}


/* Perfect Running and long text prompts: wrap instead of clipping. */
.sentence-challenge{
  overflow:visible;
  height:auto;
}
.sentence-challenge>strong{
  overflow:visible;
  text-overflow:clip;
  max-width:100%;
}
@media (min-width:701px){
  .sentence-challenge>strong{
    overflow-wrap:normal;
    word-break:normal;
  }
}


/* Pause error report */
#pauseOverlay .pause-option-grid{
  grid-template-columns:repeat(2,minmax(0,1fr));
}
#pauseOverlay .pause-error-button{
  grid-column:1 / -1;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:7px;
}
#pauseOverlay .pause-error-button>span{
  display:inline-grid;
  place-items:center;
  min-width:22px;
  height:22px;
  padding:0 6px;
  border-radius:999px;
  background:rgba(255,101,123,.18);
  color:#ff9cab;
  font-size:10px;
  letter-spacing:0;
}
.error-report-panel{
  text-align:left;
  max-height:42vh;
  overflow:auto;
}
.error-report-head{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
  position:sticky;
  top:0;
  z-index:2;
  padding-bottom:9px;
  background:#0b1f2d;
}
.error-report-head .pause-subpanel-title{margin-bottom:3px}
.error-report-head small{
  color:#a8bbc7;
  font-size:9px;
  line-height:1.35;
}
.error-report-head>b{
  flex:0 0 auto;
  color:#ff9cab;
  font-size:10px;
  letter-spacing:.05em;
}
.error-report-list{
  display:grid;
  gap:8px;
}
.error-report-empty{
  padding:14px 10px;
  border-radius:10px;
  background:rgba(255,255,255,.04);
  color:#a8bbc7;
  font-size:10px;
  text-align:center;
}
.error-report-item{
  padding:10px;
  border:1px solid rgba(255,101,123,.22);
  border-radius:11px;
  background:rgba(73,19,31,.24);
}
.error-report-item.missed{
  border-color:rgba(255,213,92,.22);
  background:rgba(76,57,10,.20);
}
.error-report-meta{
  display:flex;
  justify-content:space-between;
  gap:8px;
  margin-bottom:6px;
  color:#85e7ff;
  font-size:8px;
  font-weight:900;
  letter-spacing:.08em;
}
.error-report-question{
  margin-bottom:8px;
  color:#f4fbff;
  font-size:11px;
  font-weight:800;
  line-height:1.35;
}
.error-report-answer-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:7px;
}
.error-report-answer-grid>div{
  padding:7px 8px;
  border-radius:8px;
  background:rgba(255,255,255,.04);
}
.error-report-answer-grid span{
  display:block;
  margin-bottom:3px;
  color:#91a7b4;
  font-size:7px;
  font-weight:900;
  letter-spacing:.08em;
}
.error-report-answer-grid b{
  display:block;
  font-size:10px;
  line-height:1.25;
}
.error-report-wrong b{color:#ff8798}
.error-report-correct b{color:#7cf0a8}
@media (max-width:640px){
  .error-report-answer-grid{grid-template-columns:1fr}
  .error-report-panel{max-height:36vh}
}


/* Desktop pause menu: fit the viewport; no card scrolling. */
@media (min-width:900px){
  #pauseOverlay{
    padding:10px;
  }
  #pauseOverlay .pause-card{
    width:min(980px,calc(100vw - 20px));
    max-height:calc(100dvh - 20px);
    overflow:hidden;
    padding:14px 16px 12px;
    display:grid;
    grid-template-columns:minmax(0,1.08fr) minmax(330px,.92fr);
    grid-template-areas:
      "paused paused"
      "title title"
      "reading settings"
      "actions actions"
      "confirm confirm";
    column-gap:14px;
    row-gap:7px;
    align-items:start;
  }
  #pauseOverlay .pause-card>span:first-child{
    grid-area:paused;
    margin:0;
  }
  #pauseOverlay #pauseRaceTitle{
    grid-area:title;
    margin:0!important;
    font-size:18px!important;
  }
  #pauseOverlay .pause-reading-card{
    grid-area:reading;
    width:100%;
    margin:0;
    min-height:0;
    align-self:stretch;
  }
  #pauseOverlay .pause-settings{
    grid-area:settings;
    width:100%;
    margin:0;
    min-height:0;
    padding:9px 11px 8px;
  }
  #pauseOverlay .pause-actions{
    grid-area:actions;
    margin-top:0;
  }
  #pauseOverlay .pause-confirm{
    grid-area:confirm;
    margin-top:0;
  }
  #pauseOverlay .pause-sentence-text{
    font-size:clamp(18px,2vw,27px);
    padding:8px 10px;
    line-height:1.18;
  }
  #pauseOverlay .pause-reading-card{
    padding:9px 11px 10px;
  }
  #pauseOverlay .pause-hint-box{
    margin-top:7px;
    padding:9px 10px;
  }
  #pauseOverlay .pause-hint-box b{
    margin-bottom:4px;
    font-size:10px;
  }
  #pauseOverlay .pause-hint-box p{
    font-size:13px;
    line-height:1.28;
  }
  #pauseOverlay .pause-settings-title{
    margin-bottom:5px;
  }
  #pauseOverlay .speed-control{
    margin:4px 0 1px;
  }
  #pauseOverlay .speed-description{
    margin:2px 0 4px!important;
  }
  #pauseOverlay .pause-option-grid{
    gap:5px;
    margin-top:4px;
  }
  #pauseOverlay .pause-option-button{
    padding:6px 7px!important;
  }
  #pauseOverlay .audio-settings{
    margin-top:6px;
    padding-top:6px;
    gap:4px;
  }
  #pauseOverlay .audio-control-line{
    margin-top:2px;
  }
  #pauseOverlay .music-note{
    display:none;
  }
  #pauseOverlay .pause-actions button{
    padding:7px 14px!important;
    font-size:9px;
  }
  #pauseOverlay .error-report-panel{
    max-height:28vh;
  }
  #pauseOverlay .pause-card:has(.pause-reading-card[hidden]) .pause-settings{
    grid-column:1 / -1;
    width:min(560px,100%);
    justify-self:center;
  }
}
@media (min-width:900px) and (max-height:700px){
  #pauseOverlay .pause-card{
    padding:9px 12px 8px;
    row-gap:4px;
  }
  #pauseOverlay #pauseRaceTitle{font-size:16px!important}
  #pauseOverlay .pause-reading-card{padding:6px 8px 7px}
  #pauseOverlay .pause-sentence-text{
    font-size:clamp(16px,1.8vw,22px);
    padding:6px 8px;
  }
  #pauseOverlay .pause-reading-card>small{display:none}
  #pauseOverlay .pause-hint-box{
    margin-top:5px;
    padding:7px 8px;
  }
  #pauseOverlay .pause-hint-box b{font-size:9px}
  #pauseOverlay .pause-hint-box p{
    font-size:11px;
    line-height:1.2;
  }
  #pauseOverlay .pause-settings{
    padding:6px 9px;
  }
  #pauseOverlay .speed-setting b{font-size:12px}
  #pauseOverlay .speed-scale{display:none}
  #pauseOverlay .audio-settings{gap:2px}
  #pauseOverlay .pause-actions button{
    padding:6px 12px!important;
  }
}


/* Make Error Report unmistakable in the pause menu. */
#pauseOverlay .pause-error-button{
  background:#ffd84d!important;
  color:#182532!important;
  border:2px solid #fff1a0!important;
  box-shadow:0 0 0 2px rgba(255,216,77,.18),0 8px 20px rgba(0,0,0,.22)!important;
  font-size:11px!important;
  font-weight:950!important;
  letter-spacing:.08em!important;
}
#pauseOverlay .pause-error-button::before{
  content:'!';
  display:grid;
  place-items:center;
  width:20px;
  height:20px;
  border-radius:50%;
  background:#b52b3e;
  color:#fff;
  font-size:13px;
  line-height:1;
}
#pauseOverlay .pause-error-button>span{
  background:#b52b3e!important;
  color:#fff!important;
  font-weight:950!important;
}
#pauseOverlay .pause-error-button:hover{
  filter:brightness(1.06);
  transform:translateY(-1px);
}