:root{color-scheme:light;--ink:#152944;--muted:#526179;--paper:#f4f7fb;--line:#dbe4ee;--brand:#07656a;--brand-dark:#074b50;--soft:#e5f4f1;--hero:#0c2945;--light:#d8e9f3;--white:#fff;font:100%/1.55 system-ui,-apple-system,"Segoe UI",sans-serif}
:root[data-theme=civics]{--ink:#202b43;--muted:#555e71;--paper:#faf5ed;--line:#e5ded4;--brand:#8c332e;--brand-dark:#702522;--soft:#f7e9e4;--hero:#192d4c;--light:#f0e9df}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);overflow-wrap:anywhere}
.shell{width:min(100% - 2rem,68rem);margin-inline:auto}
.top{background:var(--white);border-bottom:1px solid var(--line);padding-top:env(safe-area-inset-top)}
.top-inner,.brand,.actions,.pair,.session-top,.check{display:flex;align-items:center;gap:.65rem;flex-wrap:wrap}
.top-inner{justify-content:space-between;padding-block:.65rem;flex-wrap:nowrap}
.brand{color:var(--ink);text-decoration:none;flex-wrap:nowrap;min-width:0}
.brand img{border-radius:.7rem;flex:none}
.brand span{display:grid;line-height:1.2}
small,.fine{font-size:.875rem;color:var(--muted)}
.brand small{font-size:.72rem;text-transform:uppercase;letter-spacing:.075em;margin-bottom:.16rem}
.brand strong{font-size:clamp(.85rem,3vw,1.05rem)}
nav{display:flex;gap:.3rem;padding:.7rem 0;overflow-x:auto;scrollbar-width:thin}
nav button{white-space:nowrap;border-color:transparent;background:transparent}
nav button[aria-current=page],.selected{color:var(--brand-dark);background:var(--soft);border-color:var(--brand)}
main{padding-block:.25rem 1rem;min-height:60vh}
main:focus{outline:none}
footer{display:flex;justify-content:space-between;flex-wrap:wrap;gap:.4rem 1.5rem;padding:1rem 0 max(1.5rem,env(safe-area-inset-bottom));font-size:.85rem;color:var(--muted);border-top:1px solid var(--line)}
h1,h2,h3,p{margin:0 0 .65rem}
h1,h2,h3{line-height:1.2;letter-spacing:-.025em}
h1{font-size:clamp(1.65rem,4.5vw,2.85rem)}
h2{font-size:clamp(1.15rem,2.7vw,1.45rem)}
h3{font-size:1.05rem}
p:last-child{margin-bottom:0}
.hero,.card{border-radius:1.05rem;padding:clamp(1rem,4vw,1.75rem);margin-bottom:.85rem}
.hero{position:relative;isolation:isolate;background:var(--hero);color:var(--white);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;background:
  radial-gradient(ellipse at 96% 15%,#38b4b443,transparent 55%),
  repeating-radial-gradient(circle at 95% 50%,transparent 0 31px,#b7e9ec22 32px 33px,transparent 34px 55px)}
[data-theme=civics] .hero::before{background:radial-gradient(ellipse at 100% 20%,#efad8860,transparent 64%),
  repeating-linear-gradient(155deg,transparent 0 40px,#f9ddcd13 41px 42px,transparent 43px 75px)}
.hero p{color:var(--light);max-width:42rem}
.hero .actions{margin:.85rem 0 .65rem}
.hero-detail{display:block;font-size:.85rem;color:var(--light)}
.kicker{font-size:.75rem;letter-spacing:.09em;text-transform:uppercase;font-weight:750;color:var(--brand-dark);margin:0 0 .35rem}
.hero .kicker{color:var(--light)}
.card{background:var(--white);border:1px solid var(--line)}
.focus{background:var(--soft);border-color:transparent}
.overview{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.85rem}
.metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(8rem,1fr));gap:.5rem;margin-bottom:.65rem}
.metric{border:1px solid var(--line);padding:.65rem;border-radius:.65rem;display:grid;gap:.08rem}
.metric strong,.result-score{font-size:1.75rem;font-variant-numeric:tabular-nums;line-height:1.05}
.metric span{font-size:.85rem;color:var(--muted)}
.row{border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:.5rem 1rem;padding:.65rem 0}
.row p{font-size:.9rem;color:var(--muted)}
.trailing{display:flex;gap:.4rem;align-items:center;justify-content:flex-end;flex-wrap:wrap}
.tag{font-size:.8rem;font-weight:650;padding:.27rem .55rem;border-radius:1rem;background:#edf1f6}
.tag.strong{background:#def2e8;color:#14553d}.tag.developing{background:#e2effa;color:#25476d}.tag.attention{background:#fbe8da;color:#78381d}
.mode .pair{margin-bottom:.8rem}
button,input,summary{font:inherit}
button{min-height:44px;border:1px solid var(--line);border-radius:.65rem;padding:.48rem .8rem;color:var(--ink);background:var(--white);font-weight:650;cursor:pointer}
button:hover{border-color:var(--brand)}
button:disabled{cursor:default;opacity:.6}
button.quiet{background:transparent}
button.primary{color:var(--white);background:var(--brand);border-color:var(--brand)}
button.primary:hover{background:var(--brand-dark)}
.hero button.primary{background:var(--white);border-color:var(--white);color:var(--hero)}
.hero button.hero-button{background:#fff1;color:var(--white);border-color:#fff8}
a{color:var(--brand-dark);text-underline-offset:.15em}
:focus-visible{outline:3px solid #295fb2;outline-offset:3px}
.hero :focus-visible{outline-color:#f9d988}
summary{cursor:pointer;padding:.45rem 0;font-weight:650;min-height:44px}
progress{width:100%;accent-color:var(--brand)}
.check{min-height:44px;font-weight:650}
input[type=checkbox],input[type=radio]{accent-color:var(--brand);width:1.1rem;height:1.1rem;flex:none}
.check input{margin:0 .2rem}
.session{max-width:49rem;margin-inline:auto}
.session-top{justify-content:space-between}
.question{font-size:clamp(1.35rem,3.8vw,2.2rem);line-height:1.28;margin-top:.6rem}
fieldset{margin:0;padding:0;border:0;min-width:0}
.option{display:flex;align-items:center;gap:.55rem;min-height:49px;border:1px solid var(--line);border-radius:.65rem;margin-bottom:.5rem;padding:.55rem .65rem;cursor:pointer}
.option:has(input:checked){border-color:var(--brand);background:var(--soft)}
.option.right{border-color:#25704a;background:#e6f5ea}
.option-letter{font-weight:750;color:var(--muted);flex:none}
.session-bottom{margin-top:1rem;padding-top:.65rem;border-top:1px solid var(--line)}
.answer{margin:.85rem 0;padding:.8rem 1rem;border-left:4px solid var(--brand);border-radius:.25rem .65rem .65rem .25rem;background:var(--soft)}
.answer ul,ul{padding-left:1.25rem}
.answer li,li{margin-bottom:.28rem}
figure{margin:.9rem 0}
figure img{display:block;max-width:min(100%,40rem);height:auto;border:1px solid var(--line);border-radius:.5rem;background:white}
figcaption{color:var(--muted);font-size:.85rem;margin-top:.2rem}
.review-list button{margin-right:.3rem}
.trend{display:flex;gap:.65rem;margin-bottom:.8rem}
.trend div{flex:1}
.readiness{font-size:1.2rem;font-weight:750}
.ad{border:1px dashed var(--line);border-radius:.6rem;text-align:center;color:var(--muted);padding:.4rem;margin:0 0 .8rem;font-size:.85rem}
dialog{max-width:min(24rem,calc(100% - 2rem));border:1px solid var(--line);border-radius:1rem;padding:1.5rem;color:var(--ink);background:var(--white)}
dialog::backdrop{background:#14213891}
#notice:not(:empty){position:fixed;inset:auto 1rem max(1rem,env(safe-area-inset-bottom));z-index:2;margin-inline:auto;width:fit-content;max-width:35rem;background:var(--ink);color:white;padding:.6rem .85rem;border-radius:.65rem}
.warning{padding:.65rem;background:#fbe8da;border:1px solid #d59674;border-radius:.65rem}
[hidden]{display:none!important}
.sr-only,#skip:not(:focus){position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
#skip:focus{position:fixed;z-index:3;top:.5rem;left:.5rem;background:white;padding:.6rem}
@media(max-width:42rem){.overview{grid-template-columns:1fr;gap:0}.row{align-items:flex-start}.trailing{max-width:55%}.metrics{grid-template-columns:repeat(auto-fit,minmax(6.25rem,1fr))}}
@media(max-width:24rem){.shell{width:calc(100% - 1rem)}.row{flex-wrap:wrap}.trailing{max-width:100%;justify-content:flex-start}.top-inner{gap:.35rem}.brand img{width:34px;height:34px}}
@media(max-width:42rem){nav{flex-wrap:wrap;overflow:visible;gap:.18rem}nav button{padding-inline:.58rem;font-size:.88rem}}