/* MI Trade Prep — design tokens */
:root{
  --font:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --ink:#0f172a;--ink-2:#334155;--muted:#5b6476;--bg:#f7f8fc;--bg-2:#eef0fb;--card:#fff;--line:#e3e6f0;--line-2:#cfd4e6;
  --brand:#4338ca;--brand-2:#5b5bf6;--brand-ink:#fff;--brand-soft:#eef0ff;--brand-text:#3730a3;
  --accent:#f59e0b;--accent-soft:#fff7e6;--accent-ink:#8a5300;
  --ok:#15803d;--ok-2:#22c55e;--okbg:#ecfdf3;--okline:#86efac;
  --bad:#b91c1c;--bad-2:#ef4444;--badbg:#fef2f2;--badline:#fca5a5;
  --focus:#2563eb;--r:16px;--r-sm:12px;
  --shadow:0 1px 2px rgba(15,23,42,.05),0 4px 16px rgba(15,23,42,.06);--shadow-lg:0 2px 4px rgba(15,23,42,.06),0 16px 40px rgba(67,56,202,.14);
}
@media (prefers-color-scheme:dark){:root{
  --ink:#e8ebf7;--ink-2:#c3c9de;--muted:#98a1bb;--bg:#0b1020;--bg-2:#161f38;--card:#121a2e;--line:#232d48;--line-2:#34405f;
  --brand:#7c83ff;--brand-2:#9aa0ff;--brand-ink:#0b1020;--brand-soft:#1b2247;--brand-text:#b4b8ff;
  --accent:#fbbf24;--accent-soft:#2a2210;--accent-ink:#fcd77a;
  --ok:#4ade80;--ok-2:#22c55e;--okbg:#0f2a1c;--okline:#1f6b3d;--bad:#f87171;--bad-2:#ef4444;--badbg:#2e1316;--badline:#7f2a2a;
  --focus:#93c5fd;--shadow:0 1px 2px rgba(0,0,0,.4),0 6px 18px rgba(0,0,0,.25);--shadow-lg:0 2px 6px rgba(0,0,0,.4),0 18px 40px rgba(0,0,0,.35);
}}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font:16px/1.6 var(--font);color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:var(--brand-text)}a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:var(--card);padding:8px 12px;border-radius:8px;z-index:20}.skip:focus{left:8px}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
.ic{width:1.15em;height:1.15em;flex:0 0 auto;vertical-align:-.2em}
h1,h2,h3,h4{letter-spacing:-.02em;line-height:1.2;color:var(--ink)}
h1{font-size:clamp(1.7rem,4.2vw,2.6rem);margin:.4em 0 .35em;font-weight:800}
h2{font-size:1.35rem;margin:1.8em 0 .6em;font-weight:750}h2.sec{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
h3{font-size:1.08rem;margin:.3em 0 .35em;font-weight:700}
.lead{font-size:1.1rem;color:var(--ink-2);max-width:62ch}.lead.center{margin-left:auto;margin-right:auto;text-align:center}
.muted{color:var(--muted)}.small{font-size:.875rem}
.eyebrow{display:inline-flex;align-items:center;gap:6px;font-size:.8rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--brand-text);margin:0}
/* header */
.top{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:saturate(1.6) blur(12px);-webkit-backdrop-filter:saturate(1.6) blur(12px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;min-height:62px;gap:12px}
.logo{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}.logo svg{border-radius:9px;box-shadow:0 2px 8px rgba(67,56,202,.3)}
.word{font-weight:800;font-size:1.08rem;letter-spacing:-.02em;white-space:nowrap}.word b{color:var(--brand)}
.nav{display:flex;align-items:center;gap:4px}.nav a{color:var(--ink-2);text-decoration:none;font-weight:600;font-size:.95rem;padding:8px 10px;border-radius:10px}.nav a:hover{background:var(--brand-soft);color:var(--brand-text)}.nav a[aria-current]{color:var(--brand-text)}
.nav .nav-cta{background:var(--brand);color:var(--brand-ink);margin-left:6px;padding:8px 14px}.nav .nav-cta:hover{background:var(--brand-2);color:var(--brand-ink)}
main{padding:12px 20px 64px}
.crumbs{display:flex;flex-wrap:wrap;gap:6px;font-size:.85rem;color:var(--muted);margin-top:14px}.crumbs a{color:var(--muted);text-decoration:none}.crumbs a:hover{color:var(--brand-text)}.crumbs .sep{opacity:.5}
/* buttons */
.cta-row,.buy,.row-btns{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:10px 18px;border-radius:12px;border:1px solid var(--line-2);background:var(--card);color:var(--ink);text-decoration:none;font:inherit;font-weight:700;font-size:1rem;cursor:pointer;box-shadow:0 1px 0 rgba(15,23,42,.04);transition:transform .12s ease,box-shadow .2s ease,background .2s ease,border-color .2s}
.btn:hover{border-color:var(--brand-2);transform:translateY(-1px)}.btn:active{transform:translateY(0)}
.btn.primary{background:linear-gradient(180deg,var(--brand-2),var(--brand));border-color:transparent;color:var(--brand-ink);box-shadow:0 2px 0 rgba(30,27,107,.35),0 8px 20px rgba(67,56,202,.25)}
.btn.primary:hover{filter:brightness(1.06)}.btn.lg{min-height:52px;padding:12px 22px;font-size:1.04rem}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;filter:none}.btn.small{min-height:36px;padding:6px 12px;font-size:.9rem}
/* tiles & badges */
.tile{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:13px;background:var(--brand-soft);color:var(--brand-text);flex:0 0 auto}.tile .ic{width:24px;height:24px}
.tile.sm{width:36px;height:36px;border-radius:10px}.tile.sm .ic{width:20px;height:20px}.tile.lg{width:60px;height:60px;border-radius:18px}.tile.lg .ic{width:32px;height:32px}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:.76rem;font-weight:700;padding:4px 10px;border-radius:999px;white-space:nowrap;line-height:1.3}
.badge.live,.badge.ok{background:var(--okbg);color:var(--ok)}.badge.soon{background:var(--bg-2);color:var(--muted);border:1px solid var(--line)}
.badge .dot{width:7px;height:7px;border-radius:50%;background:var(--ok-2);box-shadow:0 0 0 3px color-mix(in srgb,var(--ok-2) 25%,transparent)}
/* hero */
.hero{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;padding:36px 0 12px;overflow-x:clip}
.hero h1{font-size:clamp(2rem,5.2vw,3.3rem);line-height:1.06;margin:.35em 0 .3em}
.hl{background:linear-gradient(90deg,var(--brand-2),#a855f7);-webkit-background-clip:text;background-clip:text;color:transparent}
.trust{list-style:none;padding:0;margin:8px 0 0;display:flex;flex-wrap:wrap;gap:6px 18px;font-size:.9rem;color:var(--ink-2)}.trust li{display:inline-flex;align-items:center;gap:6px}.trust .ic{color:var(--ok)}
.hero-art{position:relative}.hero-art::before{content:"";position:absolute;inset:-30px 0;background:radial-gradient(closest-side,color-mix(in srgb,var(--brand-2) 22%,transparent),transparent);z-index:-1}
.demo{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:18px;box-shadow:var(--shadow-lg);transform:rotate(1.2deg)}
.demo-top{display:flex;justify-content:space-between;font-size:.78rem;font-weight:700;color:var(--muted);margin-bottom:8px}
.demo-q{font-weight:700;margin:12px 0 10px;font-size:.98rem}.demo .choice{padding:9px 10px;min-height:0;margin-bottom:6px;font-size:.9rem;cursor:default}
.demo-exp{font-size:.82rem;background:var(--okbg);color:var(--ink-2);border-radius:10px;padding:8px 10px;margin-top:6px}
.tick{margin-left:auto;color:var(--ok)}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:28px 0 4px}
.stats div{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;box-shadow:var(--shadow)}
.stats strong{display:block;font-size:1.9rem;font-weight:800;letter-spacing:-.03em;color:var(--brand-text);line-height:1.1}.stats span{font-size:.88rem;color:var(--muted)}
/* cards */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}.grid.two{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));max-width:820px;margin:24px auto}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:var(--shadow);position:relative}
.card.trade{color:inherit;text-decoration:none;display:flex;flex-direction:column;gap:2px;transition:transform .15s ease,box-shadow .2s ease,border-color .2s}
.card.trade p{margin:.2em 0 .8em}.card.trade .badge{margin-top:auto;align-self:flex-start}.card.trade .tile{margin-bottom:8px}
.card.trade:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--line-2)}
.card.trade.live{border-color:color-mix(in srgb,var(--brand-2) 45%,var(--line))}.card.trade.soon .tile{background:var(--bg-2);color:var(--muted)}
.card.best{border:2px solid var(--brand)}.card.narrow{max-width:520px}
.ribbon{position:absolute;top:-12px;right:16px;background:var(--accent);color:#3b2300;font-size:.75rem;font-weight:800;padding:4px 10px;border-radius:999px}
.plan ul{padding-left:0;list-style:none}.plan li{padding-left:24px;position:relative;margin:6px 0}.plan li::before{content:"";position:absolute;left:2px;top:.45em;width:12px;height:7px;border-left:2.5px solid var(--ok);border-bottom:2.5px solid var(--ok);transform:rotate(-45deg)}
.price{font-size:1.25rem;font-weight:800}.center-head{text-align:center;margin-top:20px}
.steps{list-style:none;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:14px;counter-reset:s}
.steps li{display:flex;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px;box-shadow:var(--shadow)}.steps p{margin:.2em 0 0;color:var(--ink-2);font-size:.95rem}
/* page heads */
.page-head{display:flex;align-items:center;gap:16px;margin:18px 0 6px}.page-head h1{margin:.1em 0 0}
/* list rows */
.list{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow)}
.row{display:flex;align-items:center;gap:12px;padding:12px 16px;border-top:1px solid var(--line);text-decoration:none;color:inherit;transition:background .15s}.row:first-child{border-top:0}
.row:hover{background:var(--brand-soft)}.row-name{flex:1;font-weight:600}.row:not(.is-live) .tile{background:var(--bg-2);color:var(--muted)}
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:18px 0}
.facts div{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px;box-shadow:var(--shadow)}.facts .ic{color:var(--brand-text);width:22px;height:22px}
.facts strong{display:block;font-size:1.45rem;font-weight:800;margin-top:4px}.facts span{font-size:.82rem;color:var(--muted)}
details{background:var(--card);border:1px solid var(--line);border-radius:var(--r-sm);padding:12px 16px;margin:8px 0}summary{cursor:pointer;font-weight:650}details[open] summary{margin-bottom:6px}details p{margin:.3em 0;color:var(--ink-2)}
table.weights{width:100%;border-collapse:separate;border-spacing:0;background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow)}
.weights th,.weights td{padding:11px 14px;border-top:1px solid var(--line);text-align:left;vertical-align:top}.weights thead th{border-top:0;background:var(--bg-2);font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.weights td:not(:first-child),.weights th:not(:first-child){text-align:right;white-space:nowrap;width:1%;font-variant-numeric:tabular-nums;font-weight:700}
.wbar{display:inline-block;width:56px;height:6px;border-radius:9px;background:var(--bg-2);margin-right:8px;vertical-align:middle;overflow:hidden;border:1px solid var(--line)}.wbar i{display:block;height:100%;background:linear-gradient(90deg,var(--brand-2),var(--brand))}
.weights details{border:0;padding:0;margin:0;background:none}.weights summary{font-weight:600}.weights ul{margin:6px 0 0;padding-left:18px;font-size:.9rem;color:var(--ink-2)}
/* practice box */
.practice-box{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:22px;margin:20px 0;box-shadow:var(--shadow)}.practice-box h2{margin-top:0}
.modes{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.mode{display:flex;flex-direction:column;gap:4px;border:2px solid var(--line);border-radius:var(--r);padding:16px;text-decoration:none;color:inherit;position:relative;transition:transform .15s,border-color .2s,box-shadow .2s}
.mode:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:var(--brand-2)}.mode .tile{margin-bottom:6px}
.mode strong{font-size:1.06rem}.mode span{font-size:.92rem;color:var(--muted)}
.mode.free{border-color:var(--okline);background:linear-gradient(180deg,var(--okbg),var(--card))}.mode.free .tile{background:var(--okbg);color:var(--ok);border:1px solid var(--okline)}
.mode em{font-style:normal}.mode .lock,.mode .unlocked-tag,.mode .free-tag{display:inline-flex;align-items:center;gap:5px;align-self:flex-start;margin-top:8px;font-size:.76rem;font-weight:700;border-radius:999px;padding:3px 10px}
.mode .lock{background:var(--accent-soft);color:var(--accent-ink)}.mode .free-tag{background:var(--ok);color:var(--card)}.mode .unlocked-tag{display:none;background:var(--okbg);color:var(--ok)}
.unlocked .lock{display:none}.unlocked .mode .unlocked-tag{display:inline-flex}
.drills{display:flex;flex-wrap:wrap;gap:8px}.chip{display:inline-flex;align-items:center;gap:6px;padding:8px 12px;border-radius:999px;border:1px solid var(--line);background:var(--bg);text-decoration:none;color:inherit;font-size:.9rem;font-weight:600;transition:border-color .2s,background .2s}.chip:hover{border-color:var(--brand-2);background:var(--brand-soft)}.chip .ic{color:var(--brand-text)}.chip .muted{font-weight:500}
.review-note{display:flex;gap:10px;font-size:.88rem;background:var(--accent-soft);border:1px solid color-mix(in srgb,var(--accent) 40%,transparent);border-radius:var(--r-sm);padding:12px 14px;margin-top:16px;color:var(--ink-2)}.review-note .ic{color:var(--accent-ink);margin-top:2px}
.note{background:var(--brand-soft);border:1px solid var(--line);border-radius:var(--r-sm);padding:12px 14px}
.empty{text-align:center;padding:40px 0}.empty .lead{margin:0 auto 16px}
/* footer */
.foot{border-top:1px solid var(--line);background:var(--card);font-size:.9rem;color:var(--muted);padding:40px 0 90px;margin-top:20px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1fr;gap:24px}.foot-grid h4{font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink);margin:6px 0 10px}
.foot-grid a:not(.logo){display:block;color:var(--muted);text-decoration:none;margin:6px 0}.foot-grid a:not(.logo):hover{color:var(--brand-text)}.foot-brand p{max-width:34ch}
.legal{font-size:.8rem;border-top:1px solid var(--line);padding-top:14px;margin-top:22px}.legal + .legal{border:0;padding:0;margin-top:6px}
/* forms */
.unlock{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.unlock label{width:100%;font-weight:700}
input,select,textarea{color:var(--ink);background:var(--card)}
.unlock input{flex:1;min-width:180px;min-height:46px;padding:8px 14px;border:1.5px solid var(--line-2);border-radius:12px;font-size:1rem;font-family:inherit}
#unlock-msg:not(:empty){font-weight:600}
/* quiz */
.quiz{max-width:720px;margin:0 auto}
.qbar{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap;margin:14px 0 8px;font-size:.92rem;font-weight:700;color:var(--ink-2)}
.timer,.kiosk{display:inline-flex;align-items:center;gap:6px;font-variant-numeric:tabular-nums;font-weight:800;border-radius:999px;padding:4px 12px}
.timer{background:var(--bg-2);border:1px solid var(--line)}.timer.low{background:var(--badbg);color:var(--bad);border-color:var(--badline)}
.kiosk{background:var(--okbg);color:var(--ok)}
.progress{height:10px;background:var(--bg-2);border:1px solid var(--line);border-radius:99px;overflow:hidden}
.progress i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--brand-2),#a855f7);transition:width .45s cubic-bezier(.2,.8,.2,1)}
.qcard{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:22px;margin-top:14px;box-shadow:var(--shadow)}.qcard.enter{animation:rise .28s ease both}
.qmeta{font-size:.8rem;font-weight:600;color:var(--muted);margin:0 0 8px}.qmeta a{color:var(--muted)}
.qtext{font-size:1.18rem;font-weight:700;margin:0 0 16px;line-height:1.45}
.choices{display:grid;gap:10px}
.choice{display:flex;gap:12px;align-items:center;text-align:left;width:100%;min-height:54px;padding:12px 14px;border:2px solid var(--line);border-bottom-width:4px;border-radius:14px;background:var(--card);font:inherit;color:inherit;cursor:pointer;transition:border-color .15s,background .15s,transform .1s}
.choice:hover:not(:disabled){border-color:var(--brand-2);background:var(--brand-soft)}.choice:active:not(:disabled){transform:translateY(2px);border-bottom-width:2px;margin-top:2px}
.choice b{flex:0 0 auto;width:30px;height:30px;border-radius:9px;border:2px solid var(--line-2);display:inline-flex;align-items:center;justify-content:center;font-size:.85rem;color:var(--muted);transition:all .15s}
.choice.sel{border-color:var(--brand);background:var(--brand-soft)}.choice.sel b{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
.choice.right{border-color:var(--ok-2);background:var(--okbg);animation:pop .35s ease}.choice.right b{background:var(--ok);border-color:var(--ok);color:var(--card)}
.choice.wrong{border-color:var(--bad-2);background:var(--badbg);animation:shake .4s ease}.choice.wrong b{background:var(--bad);border-color:var(--bad);color:var(--card)}
.choice .mark{margin-left:auto;width:22px;height:22px}.choice.right .mark{color:var(--ok)}.choice.wrong .mark{color:var(--bad)}
.choice:disabled{cursor:default}.choice:disabled:not(.right):not(.wrong){opacity:.65}
.explain{display:flex;gap:12px;margin-top:16px;padding:14px 16px;border-radius:14px;background:var(--bg-2);animation:rise .3s ease both}
.explain .badge-ic{flex:0 0 auto;width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--card)}.explain .badge-ic .ic{width:20px;height:20px}
.explain.ok{background:var(--okbg);border:1px solid var(--okline)}.explain.ok .badge-ic{background:var(--ok)}
.explain.no{background:var(--badbg);border:1px solid var(--badline)}.explain.no .badge-ic{background:var(--bad)}
.explain p{margin:0;color:var(--ink-2)}.explain strong{display:block;color:var(--ink);font-size:1.02rem;margin-bottom:2px}
.qnav{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-top:18px;flex-wrap:wrap}
.linkbtn{display:inline-flex;align-items:center;gap:6px;background:none;border:0;color:var(--muted);text-decoration:underline;text-underline-offset:3px;cursor:pointer;font:inherit;font-size:.88rem;padding:6px 0}.linkbtn:hover{color:var(--brand-text)}
.opts{display:flex;flex-direction:column;gap:10px;margin:16px 0}.opts label{display:flex;gap:10px;align-items:flex-start;background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:12px}.opts input{width:18px;height:18px;margin-top:3px;accent-color:var(--brand)}
.intro-meta{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 4px}.intro-meta span{display:inline-flex;align-items:center;gap:6px;background:var(--bg-2);border:1px solid var(--line);border-radius:999px;padding:4px 12px;font-size:.88rem;font-weight:600}
/* results */
.results-head{display:grid;grid-template-columns:auto 1fr;gap:24px;align-items:center}
.donut{width:150px;height:150px}.donut .track{stroke:var(--bg-2)}.donut .val{transition:stroke-dashoffset 1s cubic-bezier(.2,.8,.2,1)}
.donut text{font:800 26px var(--font);fill:var(--ink)}.donut .sub{font:600 11px var(--font);fill:var(--muted)}
.score{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.verdict{display:inline-flex;align-items:center;gap:6px;font-weight:800;border-radius:999px;padding:5px 12px;font-size:.9rem}.verdict.pass{background:var(--okbg);color:var(--ok)}.verdict.fail{background:var(--badbg);color:var(--bad)}
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px}.tiles div{background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:10px 12px}.tiles strong{display:block;font-size:1.3rem;font-variant-numeric:tabular-nums}.tiles span{font-size:.78rem;color:var(--muted)}
.pass{color:var(--ok)}.fail{color:var(--bad)}p.pass,p.fail{background:var(--okbg);padding:10px 14px;border-radius:12px}p.fail{background:var(--badbg)}
.breakdown{width:100%;border-collapse:separate;border-spacing:0;margin:10px 0}.breakdown th,.breakdown td{padding:12px 8px;border-top:1px solid var(--line);text-align:right;font-size:.92rem;font-variant-numeric:tabular-nums}
.breakdown thead th{border-top:0;font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}.breakdown th:first-child,.breakdown td:first-child{text-align:left;width:60%}
.breakdown .bar{display:block;height:10px;background:var(--bg-2);border-radius:9px;margin-top:6px;position:relative;overflow:visible}.breakdown .bar i{display:block;height:100%;border-radius:9px;background:linear-gradient(90deg,var(--ok-2),var(--ok));transform-origin:left;animation:grow .8s cubic-bezier(.2,.8,.2,1) both}
.breakdown .bar i.lowp{background:linear-gradient(90deg,#fb7185,var(--bad-2))}.breakdown .bar .tgt{position:absolute;top:-3px;bottom:-3px;width:2px;background:var(--ink);opacity:.35;border-radius:2px}
.review-item{background:var(--card);border:1px solid var(--line);border-left:5px solid var(--ok-2);border-radius:14px;padding:14px 16px;margin:10px 0;box-shadow:var(--shadow)}.review-item.no{border-left-color:var(--bad-2)}.review-item p{margin:.35em 0}
dialog{border:1px solid var(--line);border-radius:20px;max-width:440px;width:calc(100% - 32px);padding:22px;background:var(--card);color:var(--ink);box-shadow:var(--shadow-lg)}dialog::backdrop{background:rgba(10,14,30,.55);backdrop-filter:blur(2px)}
dialog h3{margin-top:0}dialog label{display:block;margin:12px 0;font-weight:700;font-size:.92rem}dialog select,dialog textarea{display:block;width:100%;margin-top:6px;padding:10px;border:1.5px solid var(--line-2);border-radius:10px;font:inherit}
@keyframes rise{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@keyframes pop{0%{transform:scale(1)}40%{transform:scale(1.025)}100%{transform:scale(1)}}
@keyframes shake{0%,100%{transform:translateX(0)}20%{transform:translateX(-5px)}40%{transform:translateX(5px)}60%{transform:translateX(-3px)}80%{transform:translateX(3px)}}
@keyframes grow{from{transform:scaleX(0)}to{transform:scaleX(1)}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
/* responsive */
@media(max-width:860px){.hero{grid-template-columns:1fr;gap:28px;padding-top:20px}.hero-art{max-width:440px}.steps{grid-template-columns:1fr}.foot-grid{grid-template-columns:1fr 1fr}.foot-brand{grid-column:1/-1}}
@media(max-width:640px){
  .wrap{padding:0 16px}main{padding:8px 16px 56px}
  .modes{grid-template-columns:1fr}.facts{grid-template-columns:repeat(2,1fr)}.stats{grid-template-columns:1fr;gap:8px}.stats div{display:flex;align-items:baseline;gap:12px;padding:12px 16px}.stats strong{font-size:1.5rem;min-width:52px}
  .nav a:not(.nav-cta){padding:8px 7px;font-size:.9rem}.nav .nav-cta{display:none}.word{font-size:1rem}
  .hero h1{font-size:2.05rem}.btn.lg{width:100%}.demo{transform:none}
  .page-head .tile.lg{width:48px;height:48px;border-radius:14px}.page-head .tile.lg .ic{width:26px;height:26px}
  .qcard,.practice-box{padding:18px;border-radius:18px}.qtext{font-size:1.08rem}
  .results-head{grid-template-columns:1fr;justify-items:center;text-align:center}.tiles{width:100%}
  .breakdown th:nth-child(2),.breakdown td:nth-child(2){display:none}
  .weights th,.weights td{padding:10px}.wbar{display:none}
}
.practice-box h3{margin:22px 0 10px}.page-head + .lead + .badge{margin-bottom:4px}
.sel{display:block;width:100%;min-height:44px;margin:6px 0 4px;padding:8px 10px;border:1.5px solid var(--line-2);border-radius:10px;font:inherit}[hidden]{display:none!important}
.guide{max-width:760px}.guide h2{margin-top:1.6em}.guide li{margin:6px 0}.guide .weights ul{margin-top:4px}
@media(max-width:640px){.nav .nav-about{display:none}}@media(max-width:360px){.word{display:none}}
.card.notice{background:var(--okbg);border-color:var(--okline);margin-bottom:16px}.card.notice h3{margin-top:0}