/* Shared styles for the tool and policy pages (/split, /power, /privacy).
   Tokens copied from public/index.html; see DESIGN.md. The homepage keeps its own inline CSS. */
@font-face{font-family:"Fraunces";src:url(/fonts/fraunces-latin-var.woff2) format("woff2");font-weight:100 900;font-style:normal;font-display:swap}
@font-face{font-family:"Inter";src:url(/fonts/inter-latin-var.woff2) format("woff2");font-weight:100 900;font-style:normal;font-display:swap}
@font-face{font-family:"Inter";src:url(/fonts/inter-latin-var-italic.woff2) format("woff2");font-weight:100 900;font-style:italic;font-display:swap}
:root{
  --ink:#14212b; --ink-2:#2c3a45; --muted:#4a5968; --line:#dde3e8; --bg:#fbfbf9; --panel:#ffffff; --soft:#eef5f5;
  --wave:#0f6e7a; --wave-h:#0b5862; --wave-2:#3aa6a6; --terra:#c2552d; --terra-t:#a9441f;
  --hair:rgba(20,33,43,.08); --hair-2:rgba(20,33,43,.14);
  --display:"Fraunces",Georgia,"Times New Roman",serif;
  --body:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  --s1:8px; --s2:16px; --s3:24px; --s4:32px; --s5:48px; --s6:64px; --s7:96px;
  --r-sm:10px; --r:14px; --r-lg:16px;
  --e1:0 1px 2px rgba(20,33,43,.04),0 6px 20px -12px rgba(20,33,43,.18);
  --e2:0 2px 6px rgba(20,33,43,.05),0 28px 56px -28px rgba(20,33,43,.30);
  --maxw:1160px; --measure:62ch; --nav-h:64px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:400 17px/1.6 var(--body);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
h1,h2,h3{font-family:var(--display);font-weight:600;line-height:1.15;letter-spacing:-.01em;margin:0 0 .5em;text-wrap:balance}
h1{font-size:clamp(2.15rem,3.4vw,2.75rem);line-height:1.08}
h2{font-size:clamp(1.5rem,2.4vw,1.9rem)}
h3{font-size:1.15rem}
p{margin:0 0 1em;text-wrap:pretty}
p,li{max-width:var(--measure)}
a{color:var(--wave)}
a:hover{color:var(--wave-h)}
:focus-visible{outline:2px solid var(--wave);outline-offset:3px;border-radius:6px}
[hidden]{display:none !important}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--s3)}
.narrow{max-width:760px}
section{padding:var(--s6) 0}
section.alt{background:var(--soft)}
.eyebrow{text-transform:uppercase;letter-spacing:.08em;font-size:13px;color:var(--muted);font-weight:600;margin-bottom:var(--s2)}
.eyebrow::before{content:"";display:inline-block;vertical-align:middle;width:6px;height:6px;border-radius:50%;background:var(--terra);margin:-2px 8px 0 0}
.muted{color:var(--muted)}
.small{font-size:.9rem}
.lede{font-size:1.125rem;color:var(--ink-2)}
.ico{width:20px;height:20px;flex:none;stroke:currentColor;fill:none;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round}

/* nav */
header.top{position:sticky;top:0;z-index:30;height:var(--nav-h);background:rgba(251,251,249,.78);-webkit-backdrop-filter:saturate(1.4) blur(14px);backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid var(--hair)}
header.top .wrap{height:100%;display:flex;justify-content:space-between;align-items:center;gap:var(--s2)}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--display);font-weight:600;font-size:1.2rem;color:var(--ink);text-decoration:none}
.brand:hover{color:var(--ink)}
.navr{display:flex;align-items:center;gap:var(--s3)}
nav{display:flex;gap:4px}
nav a{color:var(--muted);text-decoration:none;font-size:.92rem;padding:6px 10px;border-radius:8px}
nav a:hover,nav a[aria-current="page"]{color:var(--ink);background:var(--hair)}
@media (max-width:820px){nav{display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--wave);color:#fff;text-decoration:none;font:600 1rem var(--body);padding:12px 20px;border:0;border-radius:var(--r-sm);cursor:pointer;box-shadow:inset 0 1px 0 rgba(255,255,255,.14),0 1px 2px rgba(20,33,43,.12);transition:background .15s ease}
.btn:hover{background:var(--wave-h);color:#fff}
.btn-sm{padding:8px 14px;font-size:.9rem;border-radius:9px}
.btn-sec{display:inline-flex;align-items:center;gap:8px;background:var(--panel);color:var(--ink);border:1px solid var(--hair-2);text-decoration:none;font:600 1rem var(--body);padding:11px 18px;border-radius:var(--r-sm);cursor:pointer}
.btn-sec:hover{border-color:rgba(20,33,43,.28);color:var(--ink)}
.btn-link{background:none;border:0;padding:0;color:var(--wave);font:600 1rem var(--body);cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}

/* surfaces */
.card{background:var(--panel);border:1px solid var(--hair-2);border-radius:var(--r);padding:var(--s3)}
.frame{background:var(--panel);border:1px solid var(--hair-2);border-radius:var(--r-lg);box-shadow:var(--e2);overflow:hidden}
.frame-bar{display:flex;align-items:center;gap:10px;padding:10px 14px;border-bottom:1px solid var(--hair);background:linear-gradient(#fff,#fafbfb);font-size:12.5px;color:var(--muted)}
.frame-tab{background:var(--soft);border:1px solid var(--hair);border-radius:7px;padding:3px 10px;color:var(--ink);font-weight:600}
.frame-pill{margin-left:auto;border:1px solid var(--hair-2);border-radius:999px;padding:2px 10px;text-transform:uppercase;letter-spacing:.06em;font-size:11px;font-weight:600}
.frame-pill.syn{color:var(--terra-t);border-color:rgba(194,85,45,.4)}
.frame-body{padding:var(--s3)}
.callout{border-left:3px solid var(--terra);background:var(--panel);border-radius:0 var(--r-sm) var(--r-sm) 0;padding:var(--s2) var(--s3)}
.callout p:last-child,.card p:last-child{margin-bottom:0}
.facts{display:flex;flex-wrap:wrap;gap:10px;list-style:none;margin:0 0 var(--s3);padding:0}
.facts li{display:inline-flex;align-items:center;gap:8px;background:var(--panel);border:1px solid var(--hair-2);border-radius:999px;padding:6px 14px;font-size:.9rem;font-weight:600;max-width:none}

/* stat tiles */
.tiles{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--s2)}
.tile-stat{background:var(--soft);border:1px solid var(--hair);border-radius:var(--r);padding:var(--s2) var(--s3)}
.tile-stat .big{font-family:var(--display);font-weight:600;font-size:2.1rem;line-height:1.1;font-variant-numeric:tabular-nums lining-nums}
.tile-stat .lab{font-size:.85rem;color:var(--muted);line-height:1.4;margin-top:4px}
.tile-stat.hot .big{color:var(--terra-t)}
@media (max-width:900px){.tiles{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* forms */
label{display:block;font-size:.88rem;font-weight:600;color:var(--ink-2)}
input[type=text],input[type=number],input[type=date],select{display:block;width:100%;margin-top:6px;padding:10px 12px;border:1px solid var(--hair-2);border-radius:var(--r-sm);background:var(--panel);font:400 1rem var(--body);color:var(--ink)}
input:focus,select:focus{outline:2px solid var(--wave);outline-offset:1px}
.hint{font-weight:400;color:var(--muted);font-size:.82rem;display:block;margin-top:4px;line-height:1.4}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--s2)}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--s2)}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--s4)}
@media (max-width:900px){.grid-3,.grid-4,.grid-2{grid-template-columns:minmax(0,1fr)}}

/* tables */
.tbl-wrap{overflow-x:auto}
table{border-collapse:collapse;width:100%;font-size:.92rem;font-variant-numeric:tabular-nums}
th,td{text-align:right;padding:9px 12px;border-bottom:1px solid var(--hair);white-space:nowrap}
th:first-child,td:first-child{text-align:left}
th{font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:600;border-bottom:1px solid var(--line)}
.sw{display:inline-block;width:14px;height:3px;border-radius:2px;vertical-align:middle;margin-right:8px}
.flag{color:var(--terra-t);font-size:.8rem;font-weight:600}

/* dark closing band */
.cta{background:radial-gradient(520px 300px at 85% 20%,rgba(58,166,166,.22),transparent 70%),radial-gradient(360px 240px at 10% 90%,rgba(194,85,45,.16),transparent 70%),#14212b;color:#fff}
.cta h2{color:#fff}
.cta p{color:#d5e3e6}
.cta .btn{background:var(--wave-2);color:#0c1d24}
.cta .btn:hover{background:#56b8b8;color:#0c1d24}
.cta a:not(.btn){color:#bfe3e3}
.cta :focus-visible{outline-color:#bfe3e3}

footer{padding:var(--s4) 0 var(--s5);font-size:.85rem;color:var(--muted);line-height:1.7;border-top:1px solid var(--hair)}
footer a{color:var(--muted)}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none !important}}