/* v2.4.2: typography, simple surfaces and a mobile decision workspace. */
:root{--text:#193c4d;--muted:#506b79;--accent:#087c88;--line:#dce7eb;--shadow:0 4px 18px rgba(27,68,86,.045)}
html,body{background:#f1f6f8;font-family:system-ui,-apple-system,"Segoe UI",sans-serif;font-size:15px;line-height:1.5;color:var(--text)}
body{padding-bottom:env(safe-area-inset-bottom,0px)}
button,input,select{font:inherit}
button,a,input,select,summary{touch-action:manipulation}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #2b93a0;outline-offset:3px}
button:disabled{cursor:default;opacity:.55}
#app{max-width:1440px;padding:20px}
.surface{border-radius:18px;border:1px solid var(--line);box-shadow:var(--shadow);background:#fff}
.hero{padding:20px 24px;margin-bottom:16px;background:#fff;gap:20px}
.hero h1{font-size:30px;line-height:1.2;letter-spacing:-.6px;margin:9px 0 7px;font-weight:750}
.title-accent{color:#087c88}
.hero p{font-size:15px;line-height:1.5;color:var(--muted);max-width:720px}
.badge{background:#eaf6f6;border:0;padding:4px 9px;font-size:12px;color:#26757c;letter-spacing:0;font-weight:650}
.hero-actions{gap:8px}
.primary-btn,.ghost-btn,.tiny-btn,.home-link{border-radius:10px;min-height:44px;font-size:14px;font-weight:650;padding:10px 14px;line-height:1.4}
.primary-btn{background:#087c88;color:#fff;border:1px solid #087c88;box-shadow:none}
.primary-btn:hover:not(:disabled){background:#076c77}
.ghost-btn,.tiny-btn,.home-link{background:#fff;color:#36596b;border:1px solid #cfdee4;box-shadow:none}
.home-link{min-height:44px;font-weight:600}
.section-pad{padding:22px 24px}
.dashboard-tabs{display:flex;gap:24px;border-bottom:1px solid var(--line);margin:0 0 24px;overflow-x:auto}
.dashboard-tabs button{border:0;border-bottom:3px solid transparent;border-radius:0;background:transparent;color:#5c7280;min-height:48px;padding:8px 2px 12px;font-size:16px;font-weight:600;white-space:nowrap;cursor:pointer}
.dashboard-tabs button.is-active{color:#087c88;border-bottom-color:#087c88}
.start-strip,.profile-resume{display:flex;justify-content:space-between;gap:16px;align-items:center;background:#eef8f7;border:0;border-radius:12px;padding:16px 18px;margin:0 0 24px;box-shadow:none}
.start-strip strong,.profile-resume b{font-size:18px;font-weight:650;color:#225664}
.start-strip p{font-size:14px;color:#506c76;margin:4px 0 0}
.start-strip .primary-btn{flex:none}
.profile-resume span{font-size:15px;font-weight:600}
.profile-resume small{font-size:13px;color:#506c76}
.section-head{align-items:center;gap:20px;margin-bottom:18px}
.eyebrow{font-size:12px;letter-spacing:.04em;color:#647c89;font-weight:600}
h2{font-size:24px;font-weight:700;line-height:1.3}
.level-options{width:min(100%,300px);gap:5px}
.pace-label{font-size:13px;color:#506b79;font-weight:600}
.pace-select{background:#fff;border-color:#cfdee4;border-radius:9px;font-size:14px;font-weight:500;padding:9px 12px;min-height:44px}
.mini-help{font-size:12px!important;color:#5a7280;line-height:1.4}
.level-filters{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 18px}
.level-filters button{background:#fff;border:1px solid #d6e3e9;color:#506c7a;border-radius:999px;min-height:40px;padding:7px 14px;font-size:14px;font-weight:500;cursor:pointer}
.level-filters button.is-active{background:#e8f5f5;border-color:#88c3c6;color:#086a74;font-weight:650}
.level-grid{grid-template-columns:repeat(auto-fit,minmax(255px,1fr));gap:12px}
.level-card{padding:18px;background:#fff;border:1px solid #dce7eb;border-radius:13px;box-shadow:none;transition:border-color .15s,background .15s;text-align:left}
.level-card:hover{transform:none;border-color:#8abac1;background:#fbfdfd;box-shadow:none}
.level-badge{background:#f0f5f7;color:#607c8a;border:0;font-size:12px;letter-spacing:0;font-weight:550;padding:3px 8px}
.level-title{font-size:18px;font-weight:650;line-height:1.4;margin-top:10px}
.level-desc{font-size:14px;line-height:1.55;color:#506c7a;min-height:44px}
.level-meta{font-size:13px;color:#576e7a;margin-top:14px;padding-top:10px;border-top-color:#edf2f4}
.diff{font-size:11px;color:#956621;letter-spacing:1px}
.level-completed{border-color:#bfdccc!important;background:#fbfefc!important}
.training-note{font-size:13px;color:#576f7d;line-height:1.6;margin:22px 0 0}
.profile-dashboard,.online-leaderboard{margin:0;padding:0;border:0;background:#fff;box-shadow:none;border-radius:0}
.profile-heading h3,.online-heading h3{font-size:24px;font-weight:700}
.profile-heading p,.online-heading p{font-size:14px;line-height:1.5;color:#506c7a}
.profile-controls{margin-top:8px}
.profile-controls label{font-size:14px;font-weight:500}
.profile-controls input{font-size:15px;min-height:44px;max-width:170px}
.profile-controls button{font-size:13px;color:#75545b}
.profile-stats{gap:12px;margin:24px 0}
.profile-stat{padding:16px;background:#f5f9fa;border:0;border-radius:12px}
.profile-stat small{font-size:13px;color:#536f7e;font-weight:500}
.profile-stat strong{font-size:28px;font-weight:650;color:#176b77}
.records-collapse{padding:0;border:0;border-top:1px solid var(--line);border-radius:0}
.records-collapse summary{padding:15px 0;font-size:15px;font-weight:600}
.records-collapse p,.storage-note{font-size:13px;color:#536f7d;line-height:1.6}
.records-table{font-size:14px}
.records-table th{font-size:12px;font-weight:600;background:#f3f8fa}
.records-table th,.records-table td{padding:11px 12px;color:#365969}
.online-controls{margin:20px 0;gap:12px}
.online-controls label{font-size:14px;font-weight:500;gap:6px}
.online-controls select{font-size:14px;min-height:44px;border-color:#cfdee4}
.online-status{font-size:14px;color:#426678;line-height:1.6}
.online-footer small{font-size:13px;color:#536f7d}
.game-navigation{background:transparent;border:0;padding:0;gap:8px;margin-bottom:14px}
.game-navigation .ghost-btn,.game-navigation .home-link{background:#fff;border-color:#cfdee4;font-size:14px;padding:9px 13px}
.game-nav-note{font-size:13px;color:#566f7c}
.hud-row,body.playing .hud-row{position:sticky;top:env(safe-area-inset-top,0px);z-index:25;background:#f1f6f8;padding:8px 0 10px;gap:8px;margin-bottom:14px;grid-template-columns:repeat(6,minmax(0,1fr));border-bottom:1px solid #dce7eb}
.hud-card{padding:10px 12px;border-radius:11px;border:0;background:#fff;min-width:0;box-shadow:none}
.hud-card span{font-size:12px;letter-spacing:0;text-transform:none;line-height:1.4;color:#526e7d}
.hud-card strong{font-size:21px;font-weight:650;line-height:1.25;margin-top:3px;overflow-wrap:anywhere}
.hud-card.danger{background:#fff6e9;border:0}
#clock-state{font-size:12px;line-height:1.4;font-weight:500;color:#726651}
.timer-track{margin-top:6px;height:4px}
.play-layout{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(450px,1fr);gap:18px;align-items:start}
.play-layout .scene-panel{position:sticky;top:calc(var(--hud-height,90px) + env(safe-area-inset-top,0px) + 10px);z-index:10;padding:12px;border:1px solid var(--line);box-shadow:none;background:#fff}
.scene-topbar{display:flex;align-items:center;gap:8px;margin-bottom:8px;flex-wrap:wrap}
.scene-controls{display:flex;gap:6px;align-items:center;margin-left:auto}
.scene-controls .tiny-btn{font-size:12px;min-height:38px;padding:7px 10px;white-space:nowrap}
.scene-panel .pill{border:0;background:transparent;padding:0;font-size:13px;color:#506b79;font-weight:600}
#scene-objective,.scene-panel .hint{display:none}
.scene-panel #scene-wrap{height:clamp(280px,30vw,390px);border:0;border-radius:10px;overflow:hidden}
.scene-footnote{font-size:12px;color:#576f7d;margin:10px 2px 2px}
body.scene-collapsed #scene-wrap,body.scene-collapsed .scene-footnote{display:none}
body.scene-collapsed .scene-topbar{margin-bottom:0}
.play-layout .operation-panel{overflow:visible;max-height:none;padding:0;gap:10px}
.operation-panel .action-card{position:relative;top:auto;border:1px solid var(--line)!important;box-shadow:none!important;border-radius:16px;padding:20px}
.action-card .card-title{font-size:13px;font-weight:600;text-transform:none;letter-spacing:0;color:#526e7d;margin-bottom:4px}
.action-card .small{font-size:13px;color:#526e7d}
.action-card .task-box{font-size:20px;font-weight:650;line-height:1.45;margin:16px 0 18px;color:#173e51}
.action-card .button-grid{gap:10px;grid-template-columns:1fr}
.action-card .action-btn,.action-card .action-btn:first-child{font-size:16px;font-weight:500;line-height:1.5;min-height:50px;padding:12px 14px;border-radius:10px;border:1px solid #c8dce4;background:#fff;color:#224f63;box-shadow:none}
.action-card .action-btn:hover:not(:disabled){transform:none;border-color:#79b4bf;background:#f2fafb;box-shadow:none}
.action-card .feedback{font-size:14px;line-height:1.55;margin-top:13px}
.compact-intake{padding:0;border:0;border-radius:0;background:transparent;margin:0 0 18px}
.intake-head{font-size:12px;font-weight:600;letter-spacing:0;color:#526e7d}
.quick-identity{gap:14px;margin-top:9px;grid-template-columns:repeat(2,minmax(0,1fr))}
.quick-id{padding:9px 0;background:transparent;border:0;border-radius:0;min-height:0}
.quick-id b{font-size:12px;font-weight:500;color:#5d7685;text-transform:none;letter-spacing:0}
.quick-id strong{font-size:17px;line-height:1.4;font-weight:650;margin:4px 0}
.quick-id span{font-size:14px;color:#466a7c}
.sample-mini{padding:12px;background:#f3f8fa;border:0;border-radius:10px;margin-top:8px;gap:14px}
.sample-mini-text{font-size:14px;line-height:1.5;color:#436677}
.sample-mini-text strong{font-size:16px;font-weight:600;line-height:1.4}
.sample-mini-text small{font-size:14px;line-height:1.5;color:#466778}
.tube-sticker{font-size:4px}
.quick-result{padding:0;border:0;border-radius:0;background:transparent;max-height:none!important;overflow:visible;font-size:15px;line-height:1.6;margin:0 0 18px}
.quick-result>div:first-child{font-size:15px}
.quick-result .result-table,.operation-panel .result-table{font-size:14px;line-height:1.5}
.result-table th,.quick-result .result-table th{font-size:12px;font-weight:600;padding:9px 5px;white-space:normal}
.result-table td,.quick-result .result-table td{padding:9px 5px;overflow-wrap:anywhere}
.flag{font-size:12px;font-weight:600;padding:3px 6px;line-height:1.4}
.operation-panel .extra-info{border:0;border-top:1px solid var(--line);border-radius:0;background:transparent;box-shadow:none;padding:12px 4px}
.extra-info summary{font-size:15px;font-weight:500;line-height:1.5;color:#446779;min-height:28px;padding:2px 0}
.compare-heading{font-size:14px;margin-top:10px}
.info-chip,.compare-columns .info-chip{font-size:14px;line-height:1.5;background:transparent;border:0;padding:8px 0}
.info-chip b,.compare-columns .info-chip b{font-size:12px;font-weight:500;letter-spacing:0;text-transform:none;color:#607b89}
.qc-sheet{padding:0;border:0;background:transparent;border-radius:0;font-size:14px;line-height:1.55}
.qc-heading{border-bottom:0;padding-bottom:0}
.qc-heading b{font-size:15px;font-weight:600}
.qc-brief{gap:10px;margin:12px 0}
.qc-brief span{font-size:14px;line-height:1.5;background:#f4f8fa;padding:10px;border-radius:8px}
.qc-brief b{font-size:12px;font-weight:500;text-transform:none;letter-spacing:0;color:#566f7d}
.qc-chart{padding:10px 6px;border-radius:10px;background:#fcfeff}
.qc-chart-heading strong{font-size:14px;font-weight:600}
.qc-chart-legend{font-size:12px;font-weight:500}
.qc-chart-svg{min-height:160px;max-height:none}
.quick-result .qc-chart-svg{min-height:160px}
.qc-chart figcaption{font-size:12px;line-height:1.5;color:#4e6e7e;margin:5px 5px 2px}
.qc-sheet small{font-size:12px;line-height:1.5;color:#536f7d}
.qc-details,.qc-patient-result,.qc-after-release{background:transparent;border:0;border-top:1px solid var(--line);border-radius:0;padding:0;margin-top:12px}
.qc-details summary,.qc-patient-result summary,.qc-after-release summary{font-size:14px;font-weight:500;padding:12px 2px}
.qc-line,.qc-line strong{font-size:13px}
.qc-explain,.qc-lower-hint{font-size:14px;line-height:1.55}
.micrograph-label{font-size:14px;font-weight:600;letter-spacing:0}
.micrograph-label span{font-size:12px;font-weight:500}
.micrograph-frame figcaption{font-size:12px;line-height:1.5;color:#506c7a}
.micro-learning,.micro-recognized{font-size:14px;line-height:1.6;font-weight:500}
.flow-step{font-size:14px;background:transparent;border:0}
.flow-step.active{background:#edf8f9;border-radius:8px}
.overlay{padding:16px;background:rgba(18,42,57,.65);overflow-y:auto}
.dialog{padding:24px;max-height:calc(100dvh - 32px);overflow:auto;border-radius:16px;box-shadow:0 12px 45px rgba(0,0,0,.15)}
.dialog h3{font-size:25px;font-weight:700;line-height:1.35}
.dialog p,.dialog li{font-size:15px;line-height:1.65}
.dialog li{margin-bottom:9px}
.dialog-actions{gap:10px}
.online-publish{border:0;background:#f1f8fa;padding:16px;border-radius:10px}
.online-publish .publish-consent{font-size:14px;font-weight:500;line-height:1.6}
.legal-footer{font-size:13px;line-height:1.6;color:#526e7d;margin:24px 2px 12px;gap:10px}
.legal-footer nav{gap:14px}
.legal-article{font-size:16px;background:#fff;box-shadow:none}
.legal-article .legal-note,.legal-article footer{font-size:14px}
.toolbar-bottom .ghost-btn{font-size:14px}
.preview-note{font-size:13px;line-height:1.6;color:#5b6f7d;margin:0 0 16px;padding:12px 16px;border-radius:10px;background:#fff6e9}
@media(max-width:1050px){.play-layout{grid-template-columns:minmax(0,1fr) minmax(400px,1fr)}.hud-card{padding:9px}.hud-card strong{font-size:19px}}
@media(max-width:920px){
  #app{padding:12px}
  .play-layout{display:block}
  .play-layout .scene-panel{top:calc(var(--hud-height,90px) + env(safe-area-inset-top,0px) + 4px);margin-bottom:12px;padding:9px}
  .scene-panel #scene-wrap{height:clamp(150px,23dvh,240px)}
  .scene-panel .scene-footnote{display:none}
  .hud-row,body.playing .hud-row{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;padding:6px 0 8px;margin-bottom:10px}
  .hud-card{padding:7px 10px;border-radius:9px}
  .hud-card strong{font-size:19px}
  .hud-card:last-child{display:none}
  .hud-card.danger{grid-column:1 / -1;display:grid;grid-template-columns:auto 1fr auto;column-gap:10px;align-items:center;padding:8px 12px}
  .hud-card.danger>span{grid-column:1;grid-row:1}
  .hud-card.danger strong{grid-column:3;grid-row:1;font-size:22px;margin:0}
  #clock-state{grid-column:2;grid-row:1;justify-self:end;margin:0;font-size:12px}
  .timer-track{grid-column:1 / -1;margin-top:5px;height:3px}
  .operation-panel .action-card{padding:18px}
}
@media(max-width:580px){
  #app{padding:10px}
  .hero{padding:18px 16px;gap:13px}
  .hero h1{font-size:28px}
  .hero p{font-size:14px}
  .hero-actions{width:100%;gap:8px}
  .section-pad{padding:16px}
  .dashboard-tabs{gap:25px;margin-bottom:20px}
  .dashboard-tabs button{font-size:15px}
  .start-strip,.profile-resume{padding:14px;gap:12px;align-items:stretch;flex-direction:column;margin-bottom:22px}
  .start-strip strong,.profile-resume b{font-size:17px}
  .start-strip .primary-btn{width:100%}
  .section-head{flex-direction:column;align-items:stretch;gap:16px}
  h2{font-size:22px}
  .level-options{width:100%}
  .level-filters{gap:7px}
  .level-filters button{font-size:13px;padding:7px 11px}
  .level-grid{grid-template-columns:1fr}
  .level-card{padding:16px}
  .level-desc{min-height:0}
  .profile-stat strong{font-size:25px}
  .profile-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .profile-controls input{max-width:150px}
  .online-controls select{max-width:165px}
  .game-navigation .ghost-btn,.game-navigation .home-link{flex:1;min-width:0;font-size:13px;padding:9px 8px}
  .game-navigation .game-nav-note{display:none}
  .hud-card span{font-size:11px}
  .hud-card strong{font-size:18px}
  .hud-card.danger>span{font-size:12px}
  #clock-state{font-size:11px}
  .scene-panel #scene-wrap{height:clamp(140px,20dvh,180px)}
  body[data-stage^="qc_"] .scene-panel #scene-wrap,body[data-stage^="micro_"] .scene-panel #scene-wrap{height:130px}
  .scene-topbar{flex-wrap:wrap;gap:6px}
  .scene-panel .scene-topbar #scene-title{display:block;flex:1;min-width:0;font-size:12px}
  .scene-controls .tiny-btn{font-size:11px;min-height:36px;padding:6px 8px}
  .operation-panel .action-card{padding:16px}
  .action-card .task-box{font-size:19px;margin:15px 0}
  .action-card .action-btn,.action-card .action-btn:first-child{font-size:15px;min-height:50px}
  .quick-id strong{font-size:16px}
  .quick-id span{font-size:13px}
  .quick-identity{gap:12px}
  .quick-result .result-table{font-size:13px}
  .quick-result .result-table th{font-size:11px}
  .result-table td,.quick-result .result-table td{padding:8px 4px}
  .flag{font-size:11px;padding:2px 4px}
  .qc-brief span{font-size:13px;padding:9px}
  .qc-chart-heading strong{font-size:13px}
  .qc-chart-legend{font-size:11px}
  .dialog{padding:20px 18px}
  .dialog h3{font-size:23px}
  .dialog-actions .primary-btn{width:100%}
  .legal-footer{font-size:12px}
}
@media(max-width:360px){.hud-card{padding:7px}.scene-controls .tiny-btn{font-size:10px;padding:6px}.scene-panel .scene-topbar #scene-title{font-size:11px}#clock-state{font-size:10px}.quick-id strong{font-size:15px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}