/* Component Accessibility Gap Scanner — free diagnostic lead-magnet.
   Shares the Conformance Studio sales-page design language (tokens, dark theme,
   single blue accent, Inter/system stack). Self-contained: no external fonts, no deps. */

:root{
  --bg:#0b0d12;
  --bg-2:#11141b;
  --panel:#141821;
  --panel-2:#1a1f2b;
  --line:#242a36;
  --line-soft:#1d222c;
  --ink:#eef1f6;
  --ink-dim:#b6bdca;
  --ink-faint:#8a93a3;
  --accent:#6c8cff;
  --accent-2:#8aa2ff;
  --accent-ink:#0a0e1a;
  --good:#41c08c;
  --warn:#e6b14b;
  --bad:#f0676b;
  --radius:16px;
  --radius-lg:22px;
  --maxw:840px;
  --font:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"SFMono-Regular","JetBrains Mono",Menlo,Consolas,monospace;
  --shadow:0 24px 60px -28px rgba(0,0,0,.7), 0 1px 0 rgba(255,255,255,.04) inset;
  --shadow-accent:0 18px 50px -20px rgba(108,140,255,.45);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--font);font-size:17px;line-height:1.65;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  background-image:radial-gradient(900px 500px at 70% -10%, rgba(108,140,255,.16), transparent 60%);
  background-repeat:no-repeat;
}
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:24px}
a{color:var(--accent-2)}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:6px}

h1,h2,h3{letter-spacing:-.02em;line-height:1.1;margin:0}
.eyebrow{font-family:var(--mono);font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-2);margin:0 0 18px}

/* buttons */
.btn{
  --pad-y:14px;display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font:inherit;font-weight:650;font-size:16px;text-decoration:none;cursor:pointer;
  background:linear-gradient(180deg,var(--accent-2),var(--accent));color:var(--accent-ink);
  border:0;padding:var(--pad-y) 26px;border-radius:13px;box-shadow:var(--shadow-accent);
  transition:transform .14s ease, box-shadow .14s ease, filter .14s ease;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 26px 60px -18px rgba(108,140,255,.6);filter:brightness(1.05)}
.btn:active{transform:translateY(0)}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;filter:none}
.btn--ghost{background:transparent;color:var(--ink);border:1px solid var(--line);box-shadow:none}
.btn--ghost:hover{background:var(--panel);box-shadow:none;filter:none}
.btn--ghost[disabled]{opacity:.35}
.btn--lg{font-size:17.5px;--pad-y:18px;padding-left:34px;padding-right:34px}
.btn__sub{display:block;font-weight:500;font-size:12.5px;opacity:.8;margin-top:1px}

/* nav */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(12px);background:rgba(11,13,18,.72);border-bottom:1px solid var(--line-soft)}
.nav__in{display:flex;align-items:center;gap:18px;height:64px;max-width:1080px}
.logo{display:flex;align-items:center;gap:11px;font-weight:680;font-size:15.5px;color:var(--ink);text-decoration:none}
.logo__mark{font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;background:var(--accent);color:var(--accent-ink);padding:5px 8px;border-radius:7px}
.nav__links{margin-left:auto;display:flex;gap:14px;align-items:center}
.nav__tag{font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--good);border:1px solid rgba(65,192,140,.4);background:rgba(65,192,140,.08);padding:5px 9px;border-radius:999px}
.nav .btn{padding:10px 18px;font-size:14.5px;box-shadow:none}
@media (max-width:620px){.nav__tag{display:none}}

/* hero */
.hero{padding:64px 0 40px;text-align:center}
.hero h1{font-size:clamp(30px,5.2vw,50px);font-weight:760;max-width:18ch;margin-inline:auto}
.hero h1 .hl{background:linear-gradient(180deg,#fff,var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero__sub{font-size:clamp(17px,2.2vw,20px);color:var(--ink-dim);max-width:62ch;margin:24px auto 28px}
.hero__sub strong{color:var(--ink)}
.hero__trust{display:flex;flex-wrap:wrap;justify-content:center;gap:18px;color:var(--ink-faint);font-size:14px}
.hero__trust span{display:inline-flex;align-items:center;gap:8px}
.hero__trust svg{flex:none;color:var(--good)}
.hero__note{max-width:60ch;margin:24px auto 0;font-size:13px;color:var(--ink-faint)}

/* scanner shell */
.scanner{padding:8px 0 90px}

/* progress */
.scan__progress{max-width:680px;margin:0 auto 22px}
.scan__progressbar{height:7px;border-radius:999px;background:var(--panel);border:1px solid var(--line-soft);overflow:hidden}
.scan__progressbar span{display:block;height:100%;width:10%;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--accent-2));transition:width .35s cubic-bezier(.4,0,.2,1)}
.scan__progresslabel{margin-top:9px;font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:var(--ink-faint);text-transform:uppercase}

/* question card */
.card{max-width:680px;margin:0 auto;background:linear-gradient(180deg,var(--panel-2),var(--panel));border:1px solid #2d3656;border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:34px 36px}
@media (max-width:560px){.card{padding:26px 22px}}
.card__step{font-family:var(--mono);font-size:12px;letter-spacing:.08em;color:var(--accent-2);margin:0 0 4px}
.card__area{font-size:13px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--ink-faint);margin:0 0 14px}
.card__q{font-size:clamp(21px,3vw,27px);font-weight:720;line-height:1.22}
.card__help{color:var(--ink-dim);font-size:15.5px;margin:14px 0 24px}
.card__help code{font-family:var(--mono);font-size:13px;color:var(--accent-2)}

.opts{display:grid;gap:11px}
.opt{display:flex;align-items:flex-start;gap:14px;width:100%;text-align:left;cursor:pointer;
  background:var(--panel);border:1px solid var(--line);border-radius:13px;padding:16px 18px;
  font:inherit;color:var(--ink);transition:border-color .14s ease,background .14s ease,transform .12s ease}
.opt:hover{border-color:#3a4a6e;background:var(--panel-2);transform:translateY(-1px)}
.opt[aria-checked="true"]{border-color:var(--accent);background:rgba(108,140,255,.1);box-shadow:0 0 0 1px var(--accent) inset}
.opt__radio{flex:none;width:20px;height:20px;margin-top:2px;border-radius:50%;border:2px solid var(--line);position:relative;transition:border-color .14s ease}
.opt[aria-checked="true"] .opt__radio{border-color:var(--accent)}
.opt[aria-checked="true"] .opt__radio::after{content:"";position:absolute;inset:3px;border-radius:50%;background:var(--accent)}
.opt__txt{font-size:15.5px;line-height:1.45}
.opt__txt b{font-weight:650}
.opt__txt small{display:block;color:var(--ink-faint);font-size:13px;margin-top:3px;font-weight:400}

.card__nav{display:flex;align-items:center;gap:16px;margin-top:26px;flex-wrap:wrap}
.card__nav .btn{padding:11px 20px;font-size:14.5px}
.card__hint{color:var(--ink-faint);font-size:13.5px}

/* RESULT */
.result{max-width:760px;margin:0 auto}
.result__head{background:linear-gradient(165deg,var(--panel-2),var(--panel));border:1px solid #2d3656;border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:36px;display:grid;grid-template-columns:auto 1fr;gap:30px;align-items:center}
@media (max-width:600px){.result__head{grid-template-columns:1fr;text-align:center;justify-items:center;padding:28px 22px}}

.score{--p:0;flex:none;width:150px;height:150px;border-radius:50%;display:grid;place-items:center;position:relative;
  background:conic-gradient(var(--scoreColor,var(--accent)) calc(var(--p)*1%), var(--line) 0)}
.score::after{content:"";position:absolute;inset:11px;border-radius:50%;background:var(--panel)}
.score__num{position:relative;z-index:1;font-size:40px;font-weight:780;letter-spacing:-.02em;line-height:1}
.score__label{position:relative;z-index:1;font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint);margin-top:4px}

.result__verdict h2{font-size:clamp(22px,3.4vw,30px);font-weight:740;margin-bottom:10px}
.result__verdict .band{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.04em;padding:5px 12px;border-radius:999px;margin-bottom:14px}
.band--bad{background:rgba(240,103,107,.15);color:#f4838a}
.band--warn{background:rgba(230,177,75,.14);color:var(--warn)}
.band--ok{background:rgba(65,192,140,.16);color:var(--good)}
.result__verdict p{color:var(--ink-dim);font-size:16px;margin:0}

/* tally strip */
.tally{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:22px 0 6px}
@media (max-width:520px){.tally{grid-template-columns:1fr}}
.tally__cell{background:var(--panel);border:1px solid var(--line);border-radius:13px;padding:16px 18px;text-align:center}
.tally__n{font-size:28px;font-weight:780;line-height:1;font-variant-numeric:tabular-nums}
.tally__n--fail{color:var(--bad)}
.tally__n--risk{color:var(--warn)}
.tally__n--pass{color:var(--good)}
.tally__lbl{font-size:12.5px;color:var(--ink-faint);margin-top:6px;letter-spacing:.02em}

/* gap list */
.gaps{margin:30px 0 0}
.gaps__title{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-faint);margin:0 0 16px}
.gap{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px 20px;margin-bottom:12px;border-left:3px solid var(--line)}
.gap--fail{border-left-color:var(--bad)}
.gap--risk{border-left-color:var(--warn)}
.gap__top{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:8px}
.gap__sc{font-family:var(--mono);font-size:12px;color:var(--accent-2);background:rgba(108,140,255,.1);border:1px solid rgba(108,140,255,.25);padding:3px 8px;border-radius:7px}
.gap__lvl{font-family:var(--mono);font-size:11px;color:var(--ink-faint)}
.gap__sev{margin-left:auto;font-size:11.5px;font-weight:700;padding:3px 9px;border-radius:7px}
.gap__sev--fail{background:rgba(240,103,107,.15);color:#f4838a}
.gap__sev--risk{background:rgba(230,177,75,.14);color:var(--warn)}
.gap__name{font-weight:650;font-size:16px;margin:0 0 6px}
.gap__why{color:var(--ink-dim);font-size:14.5px;margin:0 0 8px}
.gap__fix{color:var(--ink-faint);font-size:14px;margin:0}
.gap__fix b{color:var(--ink-dim)}
.gap__fix code{font-family:var(--mono);font-size:12.5px;color:var(--accent-2)}

.clean{background:rgba(65,192,140,.07);border:1px solid rgba(65,192,140,.3);border-radius:14px;padding:18px 20px;color:var(--ink-dim);font-size:15px}
.clean b{color:var(--good)}

/* CTA block */
.cta{margin:34px 0 0;background:linear-gradient(165deg,var(--panel-2),var(--panel));border:1px solid #2d3656;border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:34px 36px;text-align:center}
@media (max-width:560px){.cta{padding:28px 22px}}
.cta h3{font-size:clamp(20px,3vw,26px);font-weight:740;max-width:24ch;margin:0 auto 12px}
.cta p{color:var(--ink-dim);font-size:16px;max-width:56ch;margin:0 auto 16px}
.cta p strong{color:var(--ink)}
.cta__actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;align-items:center;margin-top:6px}
.cta__fine{font-size:12.5px;color:var(--ink-faint);margin:18px auto 0;max-width:60ch}
.cta__list{list-style:none;margin:18px auto 6px;padding:0;display:grid;gap:10px;max-width:48ch;text-align:left}
.cta__list li{display:flex;gap:11px;align-items:flex-start;font-size:14.5px;color:var(--ink-dim)}
.cta__list li::before{content:"";flex:none;width:20px;height:20px;margin-top:2px;border-radius:6px;background:rgba(108,140,255,.16) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238aa2ff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/13px no-repeat}
.cta__list li b{color:var(--ink)}

.result__restart{text-align:center;margin-top:26px}
.linkbtn{background:none;border:0;color:var(--ink-faint);font:inherit;font-size:14px;cursor:pointer;text-decoration:underline;text-underline-offset:3px;padding:8px}
.linkbtn:hover{color:var(--ink)}

.result__discl{margin-top:22px;color:var(--ink-faint);font-size:12.5px;text-align:center;max-width:64ch;margin-inline:auto}

/* footer */
.foot{border-top:1px solid var(--line-soft);padding:48px 0 64px;color:var(--ink-faint);font-size:13.5px}
.foot .wrap{max-width:1080px}
.foot__cols{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;margin-bottom:28px}
.foot__brand{font-weight:680;color:var(--ink);font-size:15px}
.foot__links{display:flex;gap:18px;flex-wrap:wrap}
.foot__links a{color:var(--ink-dim);text-decoration:none}
.foot__links a:hover{color:var(--ink)}
.foot__discl p{margin:0 0 10px;max-width:96ch}
.foot__discl strong{color:var(--ink-dim)}

/* entrance animation */
@keyframes cardIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.card,.result__head,.gap,.cta{animation:cardIn .3s ease both}