/* ReckonMoney design system */
:root{
  --bg:#FAFAFB; --surface:#FFFFFF; --surface-2:#F1F5F9; --ink:#0F172A; --muted:#64748B;
  --border:#E2E8F0; --accent:#4F46E5; --accent-2:#6366F1; --accent-ink:#FFFFFF;
  --good:#16A34A; --good-bg:#DCFCE7; --warn:#D97706; --warn-bg:#FEF3C7; --bad:#DC2626; --bad-bg:#FEE2E2;
  --r-sm:8px; --r-md:14px; --r-lg:22px;
  --shadow:0 1px 2px rgba(15,23,42,.04),0 8px 24px rgba(15,23,42,.06);
  --shadow-lg:0 12px 40px rgba(15,23,42,.12);
  --font:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --t-fast:160ms; --t:240ms; --ease:cubic-bezier(.2,.7,.2,1);
  --maxw:980px;
}
/* Light is the DEFAULT for everyone (finance sites favor light for trust/readability).
   Dark applies ONLY when the user explicitly toggles it (html[data-theme="dark"]). */
html[data-theme="dark"]{ --bg:#0B1120; --surface:#0F172A; --surface-2:#1E293B; --ink:#E2E8F0; --muted:#94A3B8; --border:#1E293B; --good-bg:#052e16; --warn-bg:#451a03; --bad-bg:#450a0a; --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.35);}
html[data-theme="light"]{ --bg:#FAFAFB; --surface:#FFFFFF; --surface-2:#F1F5F9; --ink:#0F172A; --muted:#64748B; --border:#E2E8F0;}
@media (prefers-reduced-motion: reduce){ *{animation:none!important;transition:none!important;scroll-behavior:auto!important;} }

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased;font-size:16px}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.25;color:var(--ink)}
h1{font-size:clamp(1.6rem,4vw,2.2rem);margin:.2em 0 .1em}
h2{font-size:1.35rem;margin:1.6em 0 .4em}
h3{font-size:1.1rem}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 18px}
.lede{color:var(--muted);font-size:1.05rem;margin:.2em 0 1.2em;max-width:60ch}
.muted{color:var(--muted)}
small{color:var(--muted)}

/* Header / nav */
header.site{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--surface) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.nav{display:flex;align-items:center;gap:16px;max-width:var(--maxw);margin:0 auto;padding:10px 18px}
.brand{font-weight:800;font-size:1.15rem;letter-spacing:-.02em;color:var(--ink)}
.brand b{color:var(--accent)}
.nav .spacer{flex:1}
.nav a.navlink{color:var(--muted);font-weight:600;font-size:.92rem;padding:6px 8px;border-radius:8px}
.nav a.navlink:hover{color:var(--ink);background:var(--surface-2);text-decoration:none}
.theme-btn{border:1px solid var(--border);background:var(--surface);color:var(--ink);border-radius:10px;width:38px;height:34px;cursor:pointer;font-size:1rem}
.menu-btn{display:none;border:1px solid var(--border);background:var(--surface);border-radius:10px;color:var(--ink);height:34px;padding:0 10px;cursor:pointer}
.navlinks{display:flex;gap:4px;align-items:center}
@media(max-width:760px){
  .navlinks{display:none;position:absolute;top:54px;right:8px;left:8px;flex-direction:column;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:8px;box-shadow:var(--shadow-lg)}
  .navlinks.open{display:flex}
  .menu-btn{display:block}
}

/* Cards & layout */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:var(--shadow);padding:22px}
main.wrap{padding-top:14px;padding-bottom:40px}
.crumb{font-size:.85rem;color:var(--muted);margin:14px 0 6px}
.crumb a{color:var(--muted)} .crumb a:hover{color:var(--accent)}

/* Calculator grid: inputs + result */
.calc{display:grid;grid-template-columns:1fr;gap:18px}
.calc-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:22px}
@media(max-width:820px){.calc-grid{grid-template-columns:1fr}}

/* Field: label + slider + number */
.field{margin:0 0 16px}
.field .row{display:flex;justify-content:space-between;align-items:baseline;gap:10px;margin-bottom:6px}
.field label{font-weight:600;font-size:.95rem}
.field .val{font-variant-numeric:tabular-nums}
.inp{display:flex;align-items:center;gap:8px}
.inp .pre{color:var(--muted);font-weight:600}
input[type=number],input[type=text],select{font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--border);border-radius:var(--r-sm);padding:9px 11px;width:100%;outline:none}
input[type=number]:focus,input[type=text]:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 20%,transparent)}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:6px;border-radius:999px;background:var(--surface-2);outline:none;margin-top:8px}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:22px;height:22px;border-radius:50%;background:var(--accent);border:3px solid var(--surface);box-shadow:var(--shadow);cursor:pointer;transition:transform var(--t-fast)}
input[type=range]::-webkit-slider-thumb:active{transform:scale(1.15)}
input[type=range]::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:var(--accent);border:3px solid var(--surface);cursor:pointer}
select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 18px) 50%,calc(100% - 13px) 50%;background-size:5px 5px;background-repeat:no-repeat}

/* chips, toggles */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:2px 0 14px}
.chip{border:1px solid var(--border);background:var(--surface-2);color:var(--ink);border-radius:999px;padding:6px 12px;font-size:.85rem;font-weight:600;cursor:pointer;transition:all var(--t-fast)}
.chip:hover{border-color:var(--accent);color:var(--accent)}
details.adv{margin-top:6px;border-top:1px dashed var(--border);padding-top:10px}
details.adv summary{cursor:pointer;font-weight:600;color:var(--accent);list-style:none}
details.adv summary::-webkit-details-marker{display:none}
details.adv summary::before{content:"＋ ";font-weight:700}
details.adv[open] summary::before{content:"－ "}

/* Result */
.result{background:linear-gradient(180deg,color-mix(in srgb,var(--accent) 7%,var(--surface)),var(--surface));border:1px solid var(--border);border-radius:var(--r-lg);padding:20px;text-align:center}
.result .hero{font-size:clamp(2rem,7vw,3rem);font-weight:800;letter-spacing:-.03em;font-variant-numeric:tabular-nums;color:var(--ink)}
.result .hero-label{color:var(--muted);font-weight:600;font-size:.9rem;text-transform:uppercase;letter-spacing:.04em}
.subs{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:14px}
.sub{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);padding:10px 14px;min-width:120px}
.sub .n{font-weight:700;font-variant-numeric:tabular-nums}
.sub .l{font-size:.78rem;color:var(--muted)}
.insight{margin-top:14px;background:var(--good-bg);border:1px solid color-mix(in srgb,var(--good) 30%,transparent);color:var(--ink);border-radius:var(--r-md);padding:12px 14px;font-size:.95rem;text-align:left}
.insight.warn{background:var(--warn-bg);border-color:color-mix(in srgb,var(--warn) 30%,transparent)}

/* gauge / bars */
.gauge{height:14px;border-radius:999px;background:var(--surface-2);overflow:hidden;margin:10px 0}
.gauge>span{display:block;height:100%;border-radius:999px;transition:width var(--t)}
.barlist{margin:8px 0}
.barrow{display:flex;align-items:center;gap:10px;margin:6px 0;font-size:.9rem}
.barrow .bar{flex:1;height:10px;border-radius:999px;background:var(--surface-2);overflow:hidden}
.barrow .bar>span{display:block;height:100%;transition:width var(--t)}

/* table */
table{width:100%;border-collapse:collapse;font-size:.9rem}
th,td{text-align:right;padding:8px 10px;border-bottom:1px solid var(--border)}
th:first-child,td:first-child{text-align:left}
thead th{color:var(--muted);font-weight:600}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--border);background:var(--surface);color:var(--ink);border-radius:var(--r-sm);padding:9px 14px;font-weight:600;cursor:pointer;font:inherit;transition:all var(--t-fast)}
.btn:hover{border-color:var(--accent);text-decoration:none}
.btn.primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.btn.primary:hover{background:var(--accent-2)}
.sharebar{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}

/* FAQ */
.faq details{border:1px solid var(--border);border-radius:var(--r-md);padding:2px 14px;margin:8px 0;background:var(--surface)}
.faq summary{cursor:pointer;font-weight:600;padding:10px 0;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"⌄";float:right;transition:transform var(--t)}
.faq details[open] summary::after{transform:rotate(180deg)}

/* ad slots — reserved heights protect CLS */
.ad{display:flex;align-items:center;justify-content:center;color:var(--muted);background:repeating-linear-gradient(45deg,var(--surface-2),var(--surface-2) 10px,transparent 10px,transparent 20px);border:1px dashed var(--border);border-radius:var(--r-md);font-size:.75rem;margin:18px 0}
.ad[data-ad=top]{min-height:90px}
.ad[data-ad=in-result]{min-height:250px}
.ad[data-ad=content]{min-height:120px}
.ad-anchor{position:fixed;bottom:0;left:0;right:0;min-height:60px;background:var(--surface);border-top:1px solid var(--border);display:none;align-items:center;justify-content:center;color:var(--muted);font-size:.7rem;z-index:40}
@media(max-width:820px){.ad-anchor{display:flex}body{padding-bottom:64px}}

/* related + tiles */
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;margin:14px 0}
.tile{display:block;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);padding:16px;transition:all var(--t-fast)}
.tile:hover{border-color:var(--accent);box-shadow:var(--shadow);text-decoration:none;transform:translateY(-2px)}
.tile .t{font-weight:700;color:var(--ink)}
.tile .d{font-size:.85rem;color:var(--muted);margin-top:4px}
.tile .soon{font-size:.7rem;color:var(--warn);font-weight:700;text-transform:uppercase}

/* hero (home) */
.hero-home{text-align:center;padding:36px 0 8px}
.hero-home h1{font-size:clamp(1.9rem,5vw,2.8rem)}
.search{display:flex;gap:8px;max-width:520px;margin:18px auto;}
.search input{font-size:1.05rem;padding:13px 16px;border-radius:999px}
.cat-row{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:14px 0}
.cat-pill{display:inline-flex;gap:8px;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:999px;padding:9px 16px;font-weight:600;color:var(--ink)}
.cat-pill:hover{border-color:var(--accent);text-decoration:none}

/* footer */
footer.site{border-top:1px solid var(--border);background:var(--surface);margin-top:40px}
footer.site a{color:var(--muted)} footer.site a:hover{color:var(--accent)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:28px;padding:34px 18px 22px}
.foot-brand .brand{font-size:1.25rem}
.foot-tag{color:var(--ink);font-weight:600;margin:10px 0 6px}
.foot-blurb{color:var(--muted);font-size:.88rem;max-width:34ch;margin:0}
.foot-col h4{margin:0 0 10px;font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.foot-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.foot-col a{font-size:.9rem;font-weight:500}
.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;padding:16px 18px;border-top:1px solid var(--border);color:var(--muted);font-size:.82rem}
.foot-note{font-style:italic}
@media(max-width:720px){.foot-grid{grid-template-columns:1fr 1fr;gap:22px}.foot-brand{grid-column:1/-1}}
@media(max-width:420px){.foot-grid{grid-template-columns:1fr}}
.byline{color:var(--muted);font-size:.85rem;margin-top:22px;border-top:1px solid var(--border);padding-top:12px}

/* utility entrance */
.fade-up{animation:fadeUp var(--t) var(--ease) both}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.disclaimer-note{font-size:.8rem;color:var(--muted);margin-top:10px}

/* ============================================================
   ENHANCEMENTS — animations, micro-interactions, side rails
   ============================================================ */

/* scroll reveal (staggered) */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s var(--ease),transform .5s var(--ease);transition-delay:var(--d,0ms)}
.reveal.in{opacity:1;transform:none}

/* nicer header brand */
.brand{transition:transform var(--t-fast)}
.brand:hover{transform:translateY(-1px)}
.theme-btn,.menu-btn{transition:all var(--t-fast)}
.theme-btn:hover{border-color:var(--accent);color:var(--accent);transform:rotate(-12deg)}

/* card + tile hover lift */
.card{transition:box-shadow var(--t),transform var(--t)}
.tile{position:relative;overflow:hidden}
.tile::after{content:"→";position:absolute;right:14px;top:14px;opacity:0;transform:translateX(-6px);transition:all var(--t);color:var(--accent);font-weight:700}
.tile:hover::after{opacity:1;transform:none}
.cat-pill{transition:all var(--t-fast)}
.cat-pill:hover{transform:translateY(-2px);box-shadow:var(--shadow)}

/* chips press */
.chip{transition:transform var(--t-fast),border-color var(--t-fast),color var(--t-fast),background var(--t-fast)}
.chip:active{transform:scale(.94)}
.chip:hover{background:color-mix(in srgb,var(--accent) 10%,var(--surface))}

/* slider drag glow */
input[type=range].dragging::-webkit-slider-thumb{box-shadow:0 0 0 6px color-mix(in srgb,var(--accent) 22%,transparent),var(--shadow);transform:scale(1.18)}
input[type=range].dragging::-moz-range-thumb{box-shadow:0 0 0 6px color-mix(in srgb,var(--accent) 22%,transparent)}
input[type=range]{transition:background var(--t)}

/* buttons press + sheen */
.btn{position:relative;overflow:hidden;transition:all var(--t-fast)}
.btn:active{transform:translateY(1px) scale(.99)}
.btn.primary{box-shadow:0 6px 18px color-mix(in srgb,var(--accent) 35%,transparent)}
.btn.primary:hover{box-shadow:0 10px 26px color-mix(in srgb,var(--accent) 45%,transparent);transform:translateY(-1px)}

/* result hero: soft animated glow + bump on update */
.result{position:relative;overflow:hidden}
.result::before{content:"";position:absolute;inset:-40% -10% auto;height:160px;background:radial-gradient(closest-side,color-mix(in srgb,var(--accent) 18%,transparent),transparent);filter:blur(20px);opacity:.7;animation:floaty 6s var(--ease) infinite alternate;pointer-events:none}
@keyframes floaty{from{transform:translate(-6%, -4%)}to{transform:translate(6%, 4%)}}
.result .hero{position:relative;transition:transform var(--t)}
.hero.bump{animation:bump .42s var(--ease)}
@keyframes bump{0%{transform:scale(1)}30%{transform:scale(1.06)}100%{transform:scale(1)}}
.sub{transition:transform var(--t-fast),border-color var(--t-fast)}
.sub:hover{transform:translateY(-2px);border-color:var(--accent)}
.insight{animation:fadeUp var(--t) var(--ease) both}

/* chart fade-in */
[data-chart]>*{animation:fadeUp .45s var(--ease) both}

/* skeleton shimmer (optional, for "thinking" states) */
.skeleton{background:linear-gradient(100deg,var(--surface-2) 30%,color-mix(in srgb,var(--accent) 8%,var(--surface-2)) 50%,var(--surface-2) 70%);background-size:200% 100%;animation:shimmer 1.2s infinite;border-radius:var(--r-md);min-height:18px}
@keyframes shimmer{from{background-position:200% 0}to{background-position:-200% 0}}

/* FAQ open animation */
.faq details[open] p{animation:fadeUp .28s var(--ease) both}

/* sticky side ad rails — desktop wide only, never overlap the 980px content */
.rail{position:fixed;top:50%;transform:translateY(-50%);display:none;z-index:30;pointer-events:none}
.rail .ad-rail{width:160px;height:600px;writing-mode:initial;pointer-events:auto;margin:0}
.rail-left{left:16px}
.rail-right{right:16px}
@media(min-width:1340px){.rail-right{display:block}}
@media(min-width:1620px){.rail-left{display:block}}

/* subtle link underline animation */
main.wrap a:not(.btn):not(.tile):not(.cat-pill):not(.brand){background-image:linear-gradient(var(--accent),var(--accent));background-size:0% 1.5px;background-position:0 100%;background-repeat:no-repeat;transition:background-size var(--t);text-decoration:none}
main.wrap a:not(.btn):not(.tile):not(.cat-pill):not(.brand):hover{background-size:100% 1.5px}

/* hero home gradient text accent */
.hero-home h1{background:linear-gradient(120deg,var(--ink),color-mix(in srgb,var(--accent) 65%,var(--ink)));-webkit-background-clip:text;background-clip:text}
@media (prefers-reduced-motion: reduce){.result::before{animation:none}.reveal{opacity:1;transform:none}}

/* ============================================================
   HOME / HUB / SEARCH — premium pass
   ============================================================ */

/* --- search box --- */
.searchbox{position:relative;max-width:580px;margin:22px auto 6px}
.searchbox .sic{position:absolute;left:20px;top:50%;transform:translateY(-50%);color:var(--muted);font-size:1.05rem;pointer-events:none}
.searchbox input{width:100%;font:inherit;font-size:1.05rem;padding:16px 46px 16px 50px;border-radius:999px;border:1px solid var(--border);background:var(--surface);color:var(--ink);box-shadow:var(--shadow);transition:box-shadow var(--t),border-color var(--t),transform var(--t)}
.searchbox input::placeholder{color:var(--muted)}
.searchbox input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 16%,transparent),var(--shadow-lg);transform:translateY(-1px)}
.searchbox .sclear{position:absolute;right:16px;top:50%;transform:translateY(-50%);border:none;background:var(--surface-2);color:var(--muted);width:26px;height:26px;border-radius:50%;cursor:pointer;display:none;line-height:1}
.searchbox.has-val .sclear{display:block}
.nores{text-align:center;color:var(--muted);padding:18px;display:none}

/* --- hero --- */
.hero2{position:relative;text-align:center;padding:54px 16px 12px;overflow:hidden;isolation:isolate}
.blob{position:absolute;border-radius:50%;filter:blur(64px);opacity:.45;z-index:-1;animation:floatblob 14s var(--ease) infinite alternate}
.blob.b1{width:340px;height:340px;background:var(--accent);left:-80px;top:-60px}
.blob.b2{width:300px;height:300px;background:#0EA5E9;right:-70px;top:-30px;animation-delay:-4s}
.blob.b3{width:260px;height:260px;background:#16A34A;left:40%;top:40px;opacity:.25;animation-delay:-8s}
@keyframes floatblob{from{transform:translate(0,0) scale(1)}to{transform:translate(26px,22px) scale(1.12)}}
.eyebrow{display:inline-flex;gap:8px;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:999px;padding:7px 14px;font-size:.82rem;font-weight:600;color:var(--muted);box-shadow:var(--shadow);margin-bottom:14px}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--good);box-shadow:0 0 0 4px color-mix(in srgb,var(--good) 22%,transparent);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.45}}

/* --- value props --- */
.props{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin:16px 0 4px}
.prop{display:inline-flex;gap:9px;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:999px;padding:9px 16px;font-weight:600;font-size:.88rem;box-shadow:var(--shadow);transition:transform var(--t-fast),border-color var(--t-fast)}
.prop:hover{transform:translateY(-2px);border-color:var(--accent)}
.prop .pic{font-size:1.05rem}

/* --- stat counters --- */
.stats{display:flex;gap:34px;justify-content:center;flex-wrap:wrap;margin:26px 0 6px}
.stat .n{font-size:1.9rem;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.stat .l{color:var(--muted);font-size:.82rem;text-transform:uppercase;letter-spacing:.05em}

/* --- rich tool cards (home, hubs, related, directory) --- */
.cardgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(265px,1fr));gap:14px;margin:14px 0 8px}
.tcard{display:flex;align-items:center;gap:14px;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);padding:15px 16px;position:relative;overflow:hidden;transition:transform var(--t),box-shadow var(--t),border-color var(--t)}
.tcard:hover{border-color:var(--accent);box-shadow:var(--shadow-lg);transform:translateY(-3px);text-decoration:none}
.tcard::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--accent);transform:scaleY(0);transform-origin:bottom;transition:transform var(--t)}
.tcard:hover::before{transform:scaleY(1)}
.tcard-ic{flex:none;width:46px;height:46px;border-radius:13px;display:grid;place-items:center;font-size:1.35rem;background:color-mix(in srgb,var(--accent) 12%,var(--surface-2));transition:transform var(--t)}
.tcard:hover .tcard-ic{transform:scale(1.12) rotate(-5deg)}
.tcard-body{display:flex;flex-direction:column;min-width:0;flex:1}
.tcard-t{font-weight:700;color:var(--ink);line-height:1.25}
.tcard-d{font-size:.84rem;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tcard-arrow{flex:none;color:var(--accent);font-weight:800;opacity:0;transform:translateX(-8px);transition:opacity var(--t),transform var(--t)}
.tcard:hover .tcard-arrow{opacity:1;transform:none}
.tcard.is-soon{opacity:.62}
.tcard.is-soon:hover{transform:none}

/* --- big category cards (home) --- */
.catgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:16px;margin:16px 0}
.catcard{display:block;background:linear-gradient(140deg,color-mix(in srgb,var(--accent) 8%,var(--surface)),var(--surface));border:1px solid var(--border);border-radius:var(--r-lg);padding:22px;position:relative;overflow:hidden;transition:transform var(--t),box-shadow var(--t),border-color var(--t)}
.catcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--accent);text-decoration:none}
.catcard .cic{font-size:2.1rem;display:inline-block;transition:transform var(--t)}
.catcard:hover .cic{transform:scale(1.12) rotate(-6deg)}
.catcard h3{margin:.45em 0 .15em;color:var(--ink)}
.catcard .ccount{color:var(--accent);font-weight:700;font-size:.82rem}
.catcard .clist{color:var(--muted);font-size:.83rem;margin-top:8px;line-height:1.5}

/* --- hub hero header --- */
.hubhero{display:flex;gap:18px;align-items:center;padding:24px;border-radius:var(--r-lg);background:linear-gradient(140deg,color-mix(in srgb,var(--accent) 11%,var(--surface)),var(--surface));border:1px solid var(--border);box-shadow:var(--shadow);margin:8px 0 4px;position:relative;overflow:hidden}
.hubhero .big{font-size:3rem;line-height:1;flex:none}
.hubhero h1{margin:0 0 4px}
.hubhero p{margin:0;color:var(--muted)}

/* --- explore other categories strip --- */
.othercats{margin:26px 0 8px}
.othercats .row{display:flex;gap:10px;flex-wrap:wrap}
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin:26px 0 2px}
.section-head a{font-size:.85rem;font-weight:600}

@media (prefers-reduced-motion: reduce){.blob{animation:none}.eyebrow .dot{animation:none}}

/* ============================================================
   "AI-style" motion — aurora, scan line, animated card bar
   ============================================================ */
/* rotating aurora behind the hero */
.hero2::before{content:"";position:absolute;inset:-60% -20%;z-index:-2;
  background:conic-gradient(from 0deg,
     color-mix(in srgb,var(--accent) 16%,transparent),transparent 25%,
     color-mix(in srgb,#0EA5E9 16%,transparent) 50%,transparent 65%,
     color-mix(in srgb,#16A34A 14%,transparent) 80%,transparent);
  filter:blur(48px);opacity:.55;animation:spin 28s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* result "scanning / computing" sweep when numbers update */
.result.scanning::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(105deg,transparent 32%,color-mix(in srgb,var(--accent) 26%,transparent) 50%,transparent 68%);
  transform:translateX(-110%);animation:scan .7s var(--ease)}
@keyframes scan{to{transform:translateX(110%)}}

/* animated gradient bar across the top of every calculator card */
main.wrap > section.card{position:relative}
main.wrap > section.card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;border-radius:var(--r-lg) var(--r-lg) 0 0;
  background:linear-gradient(90deg,var(--accent),#0EA5E9,#16A34A,var(--accent));background-size:300% 100%;
  animation:slidegrad 7s linear infinite;opacity:.95}
@keyframes slidegrad{to{background-position:300% 0}}

/* live ticking dot near the result label (reads as "computing") */
.result .hero-label::after{content:"";display:inline-block;width:6px;height:6px;margin-left:7px;border-radius:50%;
  background:var(--good);vertical-align:middle;animation:pulse 1.8s infinite}

@media (prefers-reduced-motion: reduce){
  .hero2::before{animation:none}
  .result.scanning::after{animation:none;display:none}
  main.wrap > section.card::before{animation:none}
  .result .hero-label::after{animation:none}
}

/* article (blog post) layout */
.article{max-width:720px;margin:0 auto}
.article h1{font-size:clamp(1.7rem,4.5vw,2.4rem);margin-bottom:.2em}
.article .meta{color:var(--muted);font-size:.9rem;margin:0 0 18px;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.article h2{margin-top:1.5em}
.article p,.article li{font-size:1.05rem;line-height:1.75}
.article .lead{font-size:1.18rem;color:var(--ink);line-height:1.6}
.article table{margin:18px 0}
.article blockquote{margin:18px 0;padding:12px 18px;border-left:3px solid var(--accent);background:var(--surface-2);border-radius:0 var(--r-md) var(--r-md) 0;color:var(--ink)}

/* embedded "open calculator" CTA inside articles */
.calc-cta{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin:24px 0;padding:18px 20px;border:1px solid var(--border);
  border-radius:var(--r-lg);background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 9%,var(--surface)),var(--surface));box-shadow:var(--shadow)}
.calc-cta-ic{flex:none;width:52px;height:52px;border-radius:14px;display:grid;place-items:center;font-size:1.6rem;background:color-mix(in srgb,var(--accent) 14%,var(--surface-2))}
.calc-cta-b{flex:1;min-width:180px;display:flex;flex-direction:column}
.calc-cta-b .t{font-weight:700;color:var(--ink)}
.calc-cta-b .d{font-size:.88rem;color:var(--muted)}
.calc-cta .btn{flex:none}

/* ===== Blog index: rich article cards, featured, filters ===== */
.acard{display:flex;flex-direction:column;gap:8px;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:18px 18px 16px;position:relative;overflow:hidden;transition:transform var(--t),box-shadow var(--t),border-color var(--t)}
.acard:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--accent);text-decoration:none}
.acard::before{content:"";position:absolute;left:0;top:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),#0EA5E9);transform:scaleX(0);transform-origin:left;transition:transform var(--t)}
.acard:hover::before{transform:scaleX(1)}
.acard-tag{align-self:flex-start;font-size:.72rem;font-weight:700;color:var(--accent);background:color-mix(in srgb,var(--accent) 10%,var(--surface-2));
  border-radius:999px;padding:4px 10px;text-transform:uppercase;letter-spacing:.03em}
.acard-t{font-weight:800;font-size:1.08rem;line-height:1.3;color:var(--ink)}
.acard-d{font-size:.9rem;color:var(--muted);line-height:1.5;flex:1}
.acard-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:6px;padding-top:10px;border-top:1px solid var(--border)}
.acard-calc{font-size:.8rem;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.acard-go{font-weight:700;color:var(--accent);flex:none}

/* featured article */
.afeature{display:grid;grid-template-columns:1.1fr .9fr;gap:0;border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden;
  background:var(--surface);box-shadow:var(--shadow);margin:6px 0 24px;transition:box-shadow var(--t)}
.afeature:hover{box-shadow:var(--shadow-lg);text-decoration:none}
.afeature .fimg{background:linear-gradient(135deg,var(--accent),#0EA5E9);display:grid;place-items:center;min-height:200px;color:#fff;font-size:4rem;position:relative}
.afeature .fimg::after{content:"Featured guide";position:absolute;top:14px;left:14px;font-size:.72rem;font-weight:700;background:rgba(255,255,255,.22);padding:4px 10px;border-radius:999px;letter-spacing:.03em}
.afeature .fbody{padding:24px}
.afeature .acard-tag{margin-bottom:10px}
.afeature h2{margin:0 0 10px;font-size:clamp(1.3rem,3vw,1.7rem);line-height:1.25;color:var(--ink)}
.afeature p{color:var(--muted);margin:0 0 14px}
@media(max-width:680px){.afeature{grid-template-columns:1fr}.afeature .fimg{min-height:120px;font-size:3rem}}

/* topic filter pills */
.blog-filters{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0 16px}
.fpill{border:1px solid var(--border);background:var(--surface);color:var(--ink);border-radius:999px;padding:7px 14px;font-size:.85rem;font-weight:600;cursor:pointer;transition:all var(--t-fast)}
.fpill:hover{border-color:var(--accent);color:var(--accent)}
.fpill.active{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}

/* hide all ad slots until AdSense is configured */
html.ads-off .ad, html.ads-off .ad-anchor, html.ads-off .rail{display:none!important}
html.ads-off body{padding-bottom:0!important}

/* cookie consent banner */
.consent{position:fixed;left:12px;right:12px;bottom:12px;z-index:60;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-md);box-shadow:var(--shadow-lg);padding:14px 16px;display:flex;gap:14px;align-items:center;
  justify-content:space-between;flex-wrap:wrap;font-size:.9rem;color:var(--muted);max-width:var(--maxw);margin:0 auto}
.consent-btns{display:flex;gap:8px;flex-shrink:0}
@media(max-width:600px){.consent{flex-direction:column;align-items:stretch}.consent-btns{justify-content:flex-end}}

/* ===== Embed mode (?embed=1) — show only the calculator ===== */
html.embed body{background:var(--surface)}
html.embed .crumb, html.embed .copy, html.embed .faq, html.embed [data-related],
html.embed .byline, html.embed .embed-box, html.embed .lede, html.embed [data-share],
html.embed .ad, html.embed .ad-anchor, html.embed .rail, html.embed .to-top{display:none!important}
html.embed main.wrap{padding:8px 12px 0;max-width:560px}
html.embed h1{font-size:1.3rem;margin:.3em 0 .5em}
.embed-bar{display:flex;align-items:center;gap:10px;padding:8px 14px;border-bottom:1px solid var(--border);background:var(--surface)}
.embed-bar .brand{font-size:1.05rem}
.embed-bar .embed-tag{font-size:.72rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.embed-foot{padding:10px 14px;text-align:center;border-top:1px solid var(--border);font-size:.82rem;background:var(--surface)}
.embed-foot a{font-weight:700}

/* embed-code box on calculator pages */
.embed-box{margin:26px 0 6px;max-width:var(--maxw)}
.embed-box details{border:1px solid var(--border);border-radius:var(--r-md);padding:4px 16px 14px;background:var(--surface)}
.embed-box summary{cursor:pointer;font-weight:700;padding:12px 0;list-style:none}
.embed-box summary::-webkit-details-marker{display:none}
.embed-box textarea{width:100%;font-family:ui-monospace,Menlo,monospace;font-size:.8rem;border:1px solid var(--border);border-radius:var(--r-sm);padding:10px;background:var(--surface-2);color:var(--ink);resize:vertical;margin-bottom:10px}

/* back-to-top button */
.to-top{position:fixed;right:18px;bottom:18px;width:46px;height:46px;border-radius:50%;border:1px solid var(--border);
  background:var(--surface);color:var(--accent);font-size:1.3rem;font-weight:800;cursor:pointer;box-shadow:var(--shadow-lg);
  opacity:0;transform:translateY(12px);pointer-events:none;transition:opacity var(--t),transform var(--t);z-index:45}
.to-top.show{opacity:1;transform:none;pointer-events:auto}
.to-top:hover{border-color:var(--accent);background:var(--accent);color:#fff}
@media(max-width:820px){.to-top{bottom:74px}}

/* reading progress bar (articles) */
.read-progress{position:fixed;top:0;left:0;height:3px;width:0;background:linear-gradient(90deg,var(--accent),#0EA5E9);z-index:55;transition:width .1s linear}

/* active nav link */
.nav a.navlink.active{color:var(--accent);background:var(--surface-2)}

@media (prefers-reduced-motion: reduce){.to-top{transition:none}.read-progress{transition:none}}