:root{
  --bg:#f4f7f4;--card:#ffffff;--text:#173126;--muted:#68766f;--line:#dfe7e2;
  --accent:#176b4b;--accent-dark:#10563c;--accent-soft:#e4f2eb;--warn:#fff6dd;--warn-line:#e7c76d;
  --shadow:0 10px 30px rgba(24,52,39,.07);
}
*{box-sizing:border-box}
html{background:var(--bg);color-scheme:light}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
button,select,input{font:inherit}
button{cursor:pointer}
.app-shell{max-width:760px;margin:0 auto;padding:env(safe-area-inset-top) 16px calc(22px + env(safe-area-inset-bottom))}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 2px}
.brand-wrap{display:flex;align-items:center;gap:11px;min-width:0}
.brand-mark{width:44px;height:44px;border-radius:13px;background:var(--accent);color:#fff;display:grid;place-items:center;font-weight:900;letter-spacing:-.04em}
.topbar h1{margin:0;font-size:1.3rem;line-height:1.1}
.topbar p{margin:4px 0 0;color:var(--muted);font-size:.78rem}
.screen{display:none}
.screen.active{display:block}
.card{background:var(--card);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}
.hero{padding:28px}
.eyebrow{margin:0 0 8px;color:var(--accent);font-weight:800;letter-spacing:.11em;font-size:.72rem}
.hero h2,.result-head h2,.quiz-head h2{margin:0;font-size:clamp(1.75rem,6vw,2.65rem);letter-spacing:-.035em;line-height:1.02}
.hero>p:not(.eyebrow){color:var(--muted);line-height:1.6;margin:16px 0 0}
.hero-actions,.result-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.primary-btn,.secondary-btn,.ghost-btn{min-height:48px;border-radius:13px;padding:0 17px;font-weight:800;border:1px solid transparent}
.primary-btn{background:var(--accent);color:#fff}
.primary-btn:hover{background:var(--accent-dark)}
.secondary-btn{background:#fff;color:var(--text);border-color:var(--line)}
.ghost-btn{min-height:42px;background:var(--accent-soft);color:var(--accent);padding:0 13px}
.text-btn{border:0;background:transparent;color:var(--accent);font-weight:800;padding:8px 0}
.hidden{display:none!important}
.status-grid{display:grid;grid-template-columns:1fr;gap:12px;margin-top:14px}
.mini-card{background:#fff;border:1px solid var(--line);border-radius:17px;padding:15px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:11px}
.mini-card p{margin:3px 0 0;color:var(--muted);font-size:.83rem}
.mini-icon{width:38px;height:38px;border-radius:11px;background:var(--accent-soft);display:grid;place-items:center}
.note{padding:18px;margin-top:14px}
.note p{color:var(--muted);margin:6px 0 0;line-height:1.5;font-size:.9rem}
.quiz-head,.result-head{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;padding:14px 3px}
.quiz-head h2{font-size:1.75rem}
.quiz-head #stepLabel{font-size:.82rem;font-weight:800;color:var(--muted);white-space:nowrap}
.progress-track{height:8px;border-radius:999px;background:#dce6e0;overflow:hidden;margin:4px 2px 18px}
.progress-bar{height:100%;width:25%;background:var(--accent);border-radius:inherit;transition:width .2s ease}
.quiz-step{display:none}
.quiz-step.active{display:block}
.question{padding:20px;margin-bottom:12px}
.question h3{font-size:1rem;margin:0 0 14px}
.subcopy{margin:-6px 0 12px;color:var(--muted);font-size:.8rem}
.choice-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}
.choice{min-height:48px;border:1px solid var(--line);background:#fff;color:var(--text);border-radius:13px;padding:10px;font-weight:650;text-align:center}
.choice.selected{background:var(--accent-soft);border-color:var(--accent);color:var(--accent-dark);font-weight:850}
.choice:focus-visible,.primary-btn:focus-visible,.secondary-btn:focus-visible,.ghost-btn:focus-visible,.text-btn:focus-visible,select:focus-visible{outline:3px solid rgba(23,107,75,.22);outline-offset:2px}
.injury-details{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:13px}
.injury-details label{font-size:.82rem;font-weight:800}
select{display:block;width:100%;margin-top:6px;min-height:48px;border:1px solid var(--line);border-radius:12px;background:#fff;padding:0 12px;color:var(--text)}
.save-row{display:flex;align-items:flex-start;gap:12px;padding:17px;margin-bottom:12px}
.save-row input{width:21px;height:21px;accent-color:var(--accent);margin-top:1px}
.save-row span{display:block}
.save-row small{display:block;color:var(--muted);font-weight:400;margin-top:4px;line-height:1.4}
.quiz-nav{display:flex;gap:10px;position:sticky;bottom:0;padding:12px 0 calc(8px + env(safe-area-inset-bottom));background:linear-gradient(to bottom,rgba(244,247,244,0),var(--bg) 28%)}
.quiz-nav button{flex:1}
.result-head p:not(.eyebrow){margin:8px 0 0;color:var(--muted);line-height:1.4}
.time-pill{background:var(--accent-soft);color:var(--accent-dark);padding:8px 11px;border-radius:999px;font-weight:850;white-space:nowrap}
.workout-block{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;margin-top:12px;box-shadow:var(--shadow)}
.workout-block h3{margin:0 0 8px;font-size:1.02rem}
.exercise{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;padding:13px 0;border-bottom:1px solid var(--line)}
.exercise:last-child{border-bottom:0}
.exercise strong{display:block}
.exercise .note{padding:0;margin:4px 0 0;border:0;box-shadow:none;background:transparent;color:var(--muted);font-size:.8rem;line-height:1.35}
.exercise-meta{text-align:right;font-size:.82rem;white-space:nowrap}
.exercise-meta strong{font-size:.88rem}
.exercise-meta span{color:var(--muted);display:block;margin-top:3px}
.advice,.warning{border-radius:15px;padding:14px 15px;margin:8px 0 12px;line-height:1.45;font-size:.9rem}
.advice{background:var(--accent-soft);border:1px solid #b8d8c8}
.warning{background:var(--warn);border:1px solid var(--warn-line)}
.result-actions button{flex:1}
.centered{display:block;margin:12px auto 0}
footer{display:flex;justify-content:space-between;gap:12px;color:var(--muted);font-size:.72rem;padding:22px 3px 5px}
dialog{border:0;border-radius:20px;padding:0;max-width:420px;width:calc(100% - 28px);box-shadow:0 25px 80px rgba(0,0,0,.25)}
dialog::backdrop{background:rgba(8,24,17,.48)}
.dialog-card{padding:24px;position:relative}
.dialog-card h2{margin:0 0 12px}
.dialog-card p,.dialog-card li{color:var(--muted);line-height:1.5}
.dialog-close{position:absolute;right:13px;top:9px;border:0;background:transparent;font-size:1.8rem;color:var(--muted)}
.full{width:100%;margin-top:8px}
@media(min-width:620px){
  .status-grid{grid-template-columns:1fr 1fr}
  .choice-grid{grid-template-columns:repeat(5,minmax(0,1fr))}
  .choice-grid.two{grid-template-columns:repeat(4,minmax(0,1fr))}
  .choice-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media(max-width:420px){
  .hero{padding:22px 18px}
  .topbar p{display:none}
  .question{padding:17px}
  .choice-grid.three{grid-template-columns:repeat(2,minmax(0,1fr))}
  .injury-details{grid-template-columns:1fr}
  .exercise{grid-template-columns:1fr}
  .exercise-meta{text-align:left}
  footer{flex-direction:column}
}