/* Dental TER calculator — Time: The Ultimate Currency
 *
 * Tokens below were read from the live stylesheet of timeultimatecurrency.com
 * on 2026-08-04, not approximated. Fraunces for headings, Instrument Sans for
 * body, IBM Plex Mono for eyebrows and figures; warm paper ground rather than
 * white; brass as the single accent.
 */

:root{
  --ink:#0F2029;
  --ink-2:#16303c;
  --paper:#F3F1EC;
  --paper-2:#EAE7DE;
  --paper-on-ink:#EDE9E0;
  --brass:#BD8B3C;
  --brass-deep:#9c6f28;
  --slate:#5B6A72;
  --line:#D9D3C6;
  --line-ink:rgba(255,255,255,.14);
  --serif:'Fraunces',Georgia,serif;
  --sans:'Instrument Sans',system-ui,-apple-system,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,Menlo,monospace;
  --wrap:1120px;
  --good:#3E6B4F;
  --warn:#8A6A1F;
  --bad:#8C3A2E;
}

*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:17px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
a{color:var(--brass-deep)}
h1,h2,h3{font-family:var(--serif);font-weight:500;margin:0;line-height:1.06;letter-spacing:-.01em}
h1{font-size:clamp(34px,5.2vw,64px);letter-spacing:-.015em}
h2{font-size:clamp(26px,3.4vw,40px)}
h3{font-size:20px;line-height:1.2}
p{margin:0 0 1em}
.skip{position:absolute;left:-9999px}
.skip:focus{left:12px;top:12px;z-index:99;background:var(--paper);padding:10px 14px}

.eyebrow{
  font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:.22em;
  text-transform:uppercase;color:var(--brass);margin:0 0 14px;
}
.eyebrow--ink{color:var(--brass)}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}

/* ---------- site chrome ---------- */
.site{background:var(--ink);color:var(--paper-on-ink)}
.site__in{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:68px}
.brand{color:var(--paper-on-ink);text-decoration:none;font-family:var(--serif);font-size:18px;font-weight:500}
.site__nav{display:flex;gap:26px;align-items:center;flex-wrap:wrap}
.site__nav a{color:rgba(237,233,224,.74);text-decoration:none;font-size:15px}
.site__nav a:hover{color:var(--paper-on-ink)}
.nav-cta{border:1px solid var(--line-ink);padding:8px 16px;border-radius:3px}

.crumb{display:flex;gap:9px;align-items:center;font-size:14px;color:var(--slate);padding-top:20px}
.crumb a{color:var(--slate);text-decoration:none}
.crumb a:hover{color:var(--brass-deep)}
.crumb span[aria-current]{color:var(--ink)}

/* ---------- hero ---------- */
.hero{padding:34px 0 40px;border-bottom:1px solid var(--line)}
.hero h1{max-width:17ch}
.lede{margin:20px 0 0;max-width:64ch;color:var(--slate);font-size:19px;line-height:1.62}
.hero__facts{display:flex;gap:36px;flex-wrap:wrap;list-style:none;margin:26px 0 0;padding:0}
.hero__facts li{font-size:14px;color:var(--slate);max-width:30ch}
.hero__facts strong{display:block;font-family:var(--serif);font-size:30px;font-weight:500;color:var(--ink);line-height:1.1}
.hero__facts .inline strong{display:inline;font-family:var(--sans);font-size:14px;font-weight:600}

/* ---------- layout ---------- */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 400px;gap:32px;align-items:start;padding-top:32px;padding-bottom:56px}
@media (max-width:1040px){.layout{grid-template-columns:1fr}}

.panel{background:#fff;border:1px solid var(--line);border-radius:3px}
.panel--controls{padding:22px;margin-bottom:20px;background:var(--paper-2);border-color:var(--line)}

/* ---------- controls ---------- */
.ctl{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:14px}
.ctl:last-of-type{margin-bottom:0}
.ctl__label{
  font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.18em;
  text-transform:uppercase;color:var(--slate);min-width:132px;
}
.seg{display:inline-flex;background:#fff;border:1px solid var(--line);border-radius:3px;padding:3px;gap:3px;flex-wrap:wrap}
.seg__btn{
  appearance:none;border:0;background:transparent;font:inherit;cursor:pointer;
  padding:9px 16px;border-radius:2px;color:var(--slate);font-size:15px;font-weight:600;
  display:flex;flex-direction:column;line-height:1.2;text-align:left;
}
.seg__btn em{font-style:normal;font-size:11px;font-weight:400;opacity:.78;font-family:var(--mono);letter-spacing:.04em}
.seg__btn.is-on{background:var(--ink);color:var(--paper-on-ink)}
.seg__btn.is-on em{color:var(--brass)}
.seg__btn:focus-visible{outline:2px solid var(--brass);outline-offset:2px}
.sel{font:inherit;font-size:16px;padding:10px 13px;border:1px solid var(--line);border-radius:3px;background:#fff;color:var(--ink);min-width:230px}
.ctl__note{margin:14px 0 0;font-family:var(--mono);font-size:12px;line-height:1.7;color:var(--slate);letter-spacing:.01em}

/* ---------- field groups ---------- */
.group{border:1px solid var(--line);border-radius:3px;margin-bottom:14px;background:#fff;overflow:hidden}
.group__head{
  cursor:pointer;list-style:none;padding:15px 20px;display:flex;justify-content:space-between;
  align-items:center;gap:12px;background:var(--paper-2);
}
.group__head::-webkit-details-marker{display:none}
.group__title{font-family:var(--serif);font-weight:500;font-size:19px;color:var(--ink)}
.group__meta{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--slate);text-transform:uppercase}
.group__head::after{content:"+";color:var(--brass);font-size:18px;line-height:1;margin-left:auto;padding-left:10px}
.group[open] .group__head::after{content:"\2212"}
.group--spec .group__head{background:linear-gradient(0deg,var(--paper-2),var(--paper-2)) padding-box;border-left:3px solid var(--brass)}
.group__body{padding:18px 20px;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px 20px}

.field{position:relative;min-width:0}
.field label{display:block;font-size:13px;color:var(--slate);margin-bottom:6px;line-height:1.45;padding-right:24px}
.field .unit{color:var(--brass-deep);font-weight:700}
.field input{
  width:100%;font:inherit;font-family:var(--mono);font-size:15px;padding:10px 12px;
  border:1px solid var(--line);border-radius:3px;background:#fff;color:var(--ink);
  font-variant-numeric:tabular-nums;
}
.field input:focus{outline:0;border-color:var(--brass);box-shadow:0 0 0 3px rgba(189,139,60,.16)}
.field input.is-touched{border-color:var(--brass)}
.help{
  position:absolute;right:0;top:0;width:20px;height:20px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--slate);font-size:11px;font-weight:700;cursor:pointer;line-height:1;padding:0;
}
.help[aria-expanded="true"]{background:var(--ink);color:var(--paper-on-ink);border-color:var(--ink)}
.hint{margin:8px 0 0;font-size:12.5px;color:var(--slate);line-height:1.55;background:var(--paper-2);padding:10px 12px;border-radius:3px}

.form-note{font-size:14px;color:var(--slate);line-height:1.62;background:var(--paper-2);border-left:3px solid var(--brass);padding:16px 18px;margin:18px 0 0}

/* mode + specialty switching */
body[data-mode="basic"] .field:not(.is-basic){display:none}
body[data-mode="basic"] .group:not(.has-basic){display:none}
body[data-mode="basic"] .group__meta{display:none}
body[data-mode="basic"] .group__head{cursor:default}
body[data-mode="basic"] .group__head::after{display:none}
body[data-mode="basic"] .form-note[data-when="advanced"]{display:none}
body[data-mode="advanced"] .form-note[data-when="basic"]{display:none}
body[data-spec="general"]   .group:not([data-spec~="general"]),
body[data-spec="ortho"]     .group:not([data-spec~="ortho"]),
body[data-spec="pediatric"] .group:not([data-spec~="pediatric"]){display:none}
body[data-spec="general"]   .field:not([data-spec~="general"]),
body[data-spec="ortho"]     .field:not([data-spec~="ortho"]),
body[data-spec="pediatric"] .field:not([data-spec~="pediatric"]){display:none}

/* ---------- results ---------- */
.col-out{position:sticky;top:16px}
@media (max-width:1040px){.col-out{position:static}}
.out{overflow:hidden}
.out__head{background:var(--ink);color:var(--paper-on-ink);padding:26px 24px 22px}
.out__eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--brass);margin:0}
.big{margin:10px 0 0;font-family:var(--serif);font-size:52px;font-weight:500;letter-spacing:-.03em;line-height:1;font-variant-numeric:tabular-nums}
.out__sub{margin:10px 0 0;font-size:13px;color:rgba(237,233,224,.66)}

.kpis{display:grid;grid-template-columns:repeat(3,1fr);border-bottom:1px solid var(--line)}
.kpi{padding:15px 10px;text-align:center;border-right:1px solid var(--line)}
.kpi:last-child{border-right:0}
.kpi span{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--slate)}
.kpi strong{display:block;font-family:var(--mono);font-size:17px;font-weight:600;margin-top:5px;color:var(--ink);font-variant-numeric:tabular-nums}

/* gate */
.locked{position:relative}
.locked__blur{padding:18px 24px;filter:blur(4.5px);opacity:.45;user-select:none;pointer-events:none}
.lrow{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--slate)}
.gate{padding:0 24px 24px;margin-top:-8px;position:relative}
.gate__h{font-family:var(--serif);font-size:24px;font-weight:500;color:var(--ink);margin-bottom:8px}
.gate__p{margin:0 0 18px;font-size:14px;color:var(--slate);line-height:1.6}
.gfield{margin-bottom:12px}
.gfield label{display:block;font-size:13px;color:var(--slate);margin-bottom:6px}
.gfield input,.gfield select{width:100%;font:inherit;font-size:16px;padding:11px 13px;border:1px solid var(--line);border-radius:3px;background:#fff;color:var(--ink)}
.gfield input:focus,.gfield select:focus{outline:0;border-color:var(--brass);box-shadow:0 0 0 3px rgba(189,139,60,.16)}
.gfield input[aria-invalid="true"]{border-color:var(--bad)}
.grow{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:430px){.grow{grid-template-columns:1fr}}
.req{color:var(--bad)}
.check{display:flex;gap:10px;align-items:flex-start;margin:11px 0;font-size:13px;color:var(--slate);line-height:1.5;cursor:pointer}
.check input{margin-top:3px;flex:0 0 auto;width:15px;height:15px;accent-color:var(--brass)}
.btn{
  width:100%;margin-top:16px;padding:15px 26px;border:0;border-radius:3px;background:var(--brass);
  color:var(--ink);font-family:var(--sans);font-size:15px;font-weight:600;cursor:pointer;
}
.btn:hover:not(:disabled){background:var(--brass-deep);color:var(--paper-on-ink)}
.btn:disabled{opacity:.55;cursor:progress}
.btn:focus-visible{outline:2px solid var(--ink);outline-offset:2px}
.btn--ghost{background:transparent;border:1px solid var(--line);color:var(--ink);width:auto;margin:0}
.btn--ghost:hover{background:var(--paper-2);color:var(--ink)}
.err{margin:6px 0 0;font-size:12.5px;color:var(--bad)}
.err--form{margin-top:12px;background:#f8ecea;padding:10px 12px;border-radius:3px}
.gate__fine{margin:14px 0 0;font-size:12px;color:var(--slate);line-height:1.55}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* unlocked results */
.full{padding:4px 24px 24px}
.sent{background:#eaf1ec;border:1px solid #c9dcd0;color:var(--good);padding:12px 14px;border-radius:3px;font-size:13.5px;margin:16px 0 4px;line-height:1.55}
.sent.is-warn{background:#f7f0e2;border-color:#e5d5b3;color:var(--warn)}
.rgrp{margin-top:24px}
.rgrp h3{font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--brass-deep);margin-bottom:8px}
.rt{width:100%;border-collapse:collapse;font-size:14px}
.rt td{padding:9px 0;border-bottom:1px solid var(--line);vertical-align:top}
.rt td:first-child{color:var(--slate);padding-right:12px}
.rt td:last-child{text-align:right;white-space:nowrap;font-family:var(--mono);font-variant-numeric:tabular-nums;color:var(--ink)}
.rt tr.is-key td{font-weight:600;color:var(--ink)}
.rt .pos{color:var(--good)}
.rt .neg{color:var(--bad)}
.rt--bm td:last-child{white-space:normal}
.bm-tag{display:inline-block;font-family:var(--mono);font-size:10px;letter-spacing:.06em;padding:3px 8px;border-radius:2px;margin-left:8px;white-space:nowrap}
.bm-in{background:#eaf1ec;color:var(--good)}
.bm-above{background:#f8ecea;color:var(--bad)}
.bm-below{background:#f7f0e2;color:var(--warn)}
.flags{margin-top:12px}
.flags p{margin:0 0 7px;font-size:12px;color:var(--slate);line-height:1.55;padding-left:15px;position:relative}
.flags p::before{content:"\25B8";position:absolute;left:0;color:var(--brass)}

.alert{padding:14px 18px;border-radius:3px;margin:18px 0;font-size:14px;background:#f7f0e2;border:1px solid #e5d5b3;color:var(--warn)}

/* ---------- time savings ---------- */
.ts{border-top:1px solid var(--line);padding-top:40px;padding-bottom:16px}
.ts__intro{max-width:70ch;color:var(--slate);font-size:17px}
.ts__grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:28px;align-items:start;margin-top:24px}
@media (max-width:1040px){.ts__grid{grid-template-columns:1fr}}
.ts__add{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:16px}
.ts__add select{flex:1 1 320px}
.ts-row{background:#fff;border:1px solid var(--line);border-radius:3px;padding:16px 18px;margin-bottom:12px}
.ts-row.is-slower{border-left:3px solid var(--bad)}
.ts-row__head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;margin-bottom:12px}
.ts-row__name{font-family:var(--serif);font-size:18px;font-weight:500}
.ts-row__tag{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;padding:3px 8px;border-radius:2px;background:var(--paper-2);color:var(--slate);white-space:nowrap}
.ts-row__tag.t-rct{background:#eaf1ec;color:var(--good)}
.ts-row__tag.t-vendor,.ts-row__tag.t-unmeasured{background:#f7f0e2;color:var(--warn)}
.ts-row__inputs{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:10px 14px}
.ts-row__inputs label{display:block;font-size:11.5px;color:var(--slate);margin-bottom:4px}
.ts-row__inputs input{width:100%;font-family:var(--mono);font-size:14px;padding:8px 10px;border:1px solid var(--line);border-radius:3px}
.ts-row__out{margin-top:12px;padding-top:12px;border-top:1px solid var(--line);display:flex;gap:22px;flex-wrap:wrap;font-family:var(--mono);font-size:13px}
.ts-row__out b{font-weight:600}
.ts-row__src{margin:10px 0 0;font-size:12px;color:var(--slate);line-height:1.55}
.ts-row__rm{background:none;border:0;color:var(--slate);cursor:pointer;font-size:18px;line-height:1;padding:0 4px}
.ts-out{background:var(--ink);color:var(--paper-on-ink);border-radius:3px;padding:22px 24px;position:sticky;top:16px}
.ts-out h3{font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--brass);font-weight:500;margin-bottom:14px}
.ts-out .num{font-family:var(--serif);font-size:38px;font-weight:500;line-height:1;margin:0 0 2px}
.ts-out .lbl{font-size:12.5px;color:rgba(237,233,224,.66);margin:0 0 20px}
.ts-out table{width:100%;border-collapse:collapse;font-size:13.5px}
.ts-out td{padding:8px 0;border-bottom:1px solid var(--line-ink)}
.ts-out td:last-child{text-align:right;font-family:var(--mono);font-variant-numeric:tabular-nums}
.ts-out .split{margin-top:18px;padding-top:14px;border-top:1px solid var(--line-ink)}
.ts-out .split h4{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--brass);margin:0 0 6px;font-weight:500}
.ts-out .split p{font-size:12.5px;color:rgba(237,233,224,.66);margin:0 0 10px;line-height:1.5}

/* ---------- provenance ---------- */
.prov{border-top:1px solid var(--line);padding-top:40px;padding-bottom:52px}
.prov h2{margin-bottom:22px}
.prov__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:26px 34px}
.prov__grid h4{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--brass-deep);margin:0 0 7px;font-weight:500}
.prov__grid p{margin:0;font-size:14px;color:var(--slate);line-height:1.62}
.prov__fine{margin:30px 0 0;font-size:13px;color:var(--slate)}

.site-foot{background:var(--ink);color:rgba(237,233,224,.5);padding:28px 0;font-size:13px}
.site-foot .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.site-foot p{margin:0}
.site-foot a{color:rgba(237,233,224,.74);text-decoration:none}
.site-foot a:hover{color:var(--paper-on-ink)}

/* embed mode: the parent site supplies the chrome */
body.is-embed .site,body.is-embed .site-foot,body.is-embed .crumb{display:none}
body.is-embed .hero{padding-top:0;border-top:0}

@media print{
  .site,.crumb,.hero,.panel--controls,.col-form,.gate,.locked__blur,.site-foot,.prov,.ts__add{display:none!important}
  .layout{display:block}.col-out{position:static}.panel{border:0}
  body{background:#fff}
}

/* ---------- narrow screens ---------- */
@media (max-width:620px){
  .wrap{padding:0 16px}
  .ctl{flex-direction:column;align-items:stretch;gap:8px}
  .ctl__label{min-width:0}
  .seg{width:100%}
  .seg__btn{flex:1 1 auto;text-align:center;align-items:center}
  .sel{min-width:0;width:100%}
  .group__body{grid-template-columns:1fr}
  .ts-row__inputs{grid-template-columns:1fr 1fr}
  .ts-row__out{gap:12px;font-size:12px}
  .hero__facts{gap:20px}
  .big{font-size:42px}
}