/* CaratBase — design system (light) */
/* Fonts are self-hosted, not loaded from Google.
   fonts.googleapis.com transmits every visitor's IP address to Google before a page even
   renders, which German courts have held to be a GDPR violation absent consent. Serving
   the files ourselves removes the only third party the browser ever contacts — so the site
   genuinely makes no external requests on a visitor's behalf.
   Both are variable fonts: one file covers every weight. SIL Open Font License. */
@font-face{
  font-family:'Cormorant Garamond';
  src:url('fonts/CormorantGaramond.woff2') format('woff2');
  font-weight:400 700; font-style:normal; font-display:swap;
}
@font-face{
  font-family:'Inter';
  src:url('fonts/Inter.woff2') format('woff2');
  font-weight:400 700; font-style:normal; font-display:swap;
}

:root{
  --bg:#FBFAF7;
  --bg-2:#F4F1EA;
  --panel:#FFFFFF;
  --panel-2:#F7F5F0;
  --line:#E7E2D8;
  --line-2:#D8D2C4;
  --ink:#1A1714;
  --ink-2:#5A544B;
  --ink-3:#8C857A;
  --gold:#A97C2C;
  --gold-2:#8A6420;
  --gold-bg:#C9A961;
  --gold-dim:#F6EFDE;
  --ice:#2B7189;
  --ice-dim:#E6F2F6;
  --good:#2C7A57;
  --good-dim:#E6F4EC;
  --warn:#A8741B;
  --bad:#B0413B;
  --bad-dim:#FBEAE9;
  --serif:'Cormorant Garamond',Georgia,'Times New Roman',serif;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  --r:14px;
  --shadow:0 1px 2px rgba(26,23,20,.04),0 4px 16px rgba(26,23,20,.05);
  --shadow-lg:0 2px 6px rgba(26,23,20,.06),0 14px 40px rgba(26,23,20,.09);
  --maxw:1120px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);color:var(--ink);font-family:var(--sans);
  font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;
  background-image:radial-gradient(1000px 520px at 50% -12%,rgba(201,169,97,.16),transparent 68%);
  background-repeat:no-repeat;
}
img,svg{max-width:100%;display:block}
a{color:var(--gold-2);text-decoration:none}
a:hover{text-decoration:underline}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.narrow{max-width:760px}

/* ---------- header ---------- */
.site-head{
  position:sticky;top:0;z-index:50;
  background:rgba(251,250,247,.86);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.head-in{display:flex;align-items:center;gap:26px;height:64px}
.logo{font-family:var(--serif);font-size:26px;font-weight:700;letter-spacing:.2px;color:var(--ink);white-space:nowrap}
.logo:hover{text-decoration:none}
.logo b{color:var(--gold)}
.nav{display:flex;gap:20px;margin-left:auto;align-items:center;flex-wrap:wrap}
.nav a{color:var(--ink-2);font-size:14.5px;font-weight:500}
.nav a:hover{color:var(--ink);text-decoration:none}
.nav a.on{color:var(--gold-2);font-weight:600}

/* ---------- type ---------- */
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.15;letter-spacing:-.01em;color:var(--ink)}
h1{font-size:clamp(38px,6.4vw,68px)}
h2{font-size:clamp(28px,4vw,40px)}
h3{font-size:22px}
.eyebrow{
  font-family:var(--sans);font-size:11.5px;font-weight:700;letter-spacing:.16em;
  text-transform:uppercase;color:var(--gold);margin-bottom:14px;
}
.lede{font-size:18.5px;color:var(--ink-2);max-width:62ch}
.small{font-size:13.5px;color:var(--ink-3);line-height:1.55}
.center{text-align:center}
.mono{font-variant-numeric:tabular-nums}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;border:1px solid transparent;
  font-family:var(--sans);font-size:15px;font-weight:600;cursor:pointer;
  transition:.18s ease;text-decoration:none;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-gold{background:linear-gradient(180deg,#D8BA76,var(--gold-bg));color:#2B2007;
  box-shadow:0 1px 2px rgba(26,23,20,.08)}
.btn-gold:hover{box-shadow:0 8px 22px rgba(169,124,44,.3)}
.btn-ghost{background:var(--panel);border-color:var(--line-2);color:var(--ink)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-2)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none}
.btn-lg{padding:16px 34px;font-size:16px}
.btn-sm{padding:9px 18px;font-size:13.5px}

/* ---------- panels ---------- */
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
  padding:28px;box-shadow:var(--shadow)}
.panel-2{background:var(--panel-2);box-shadow:none}
.grid{display:grid;gap:18px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
@media(max-width:820px){.g2,.g3{grid-template-columns:1fr}}

.section{padding:76px 0}
.section-sm{padding:48px 0}
.divider{height:1px;background:var(--line);border:0}

/* ---------- forms ---------- */
label{display:block;font-size:12.5px;font-weight:600;letter-spacing:.05em;
  text-transform:uppercase;color:var(--ink-3);margin-bottom:7px}
input,select{
  width:100%;padding:12px 14px;background:var(--panel);color:var(--ink);
  border:1px solid var(--line-2);border-radius:10px;font-family:var(--sans);font-size:15px;
  transition:.15s;
}
input:focus,select:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(201,169,97,.18)}
select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%238C857A' d='M6 8 0 0h12z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;padding-right:36px}
.field{margin-bottom:16px}

/* ---------- pills ---------- */
.pill{display:inline-block;padding:5px 13px;border-radius:999px;font-size:12px;font-weight:600;
  letter-spacing:.04em;background:var(--gold-dim);color:var(--gold-2);border:1px solid rgba(169,124,44,.28)}
.pill-ice{background:var(--ice-dim);color:var(--ice);border-color:rgba(43,113,137,.26)}
.pill-good{background:var(--good-dim);color:var(--good);border-color:rgba(44,122,87,.26)}
.pill-bad{background:var(--bad-dim);color:var(--bad);border-color:rgba(176,65,59,.26)}

/* ---------- game ---------- */
.stage{
  background:radial-gradient(620px 360px at 50% 34%,#FFFFFF,#F1EDE4 76%);
  border:1px solid var(--line);border-radius:var(--r);
  padding:26px 20px;display:flex;align-items:center;justify-content:center;min-height:320px;
}
.stage svg{width:100%;max-width:400px;height:auto}
.guess-row{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap}
.guess-row .field{flex:1;min-width:150px;margin-bottom:0}
.slider-wrap{margin:22px 0 6px}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:5px;padding:0;
  background:var(--line-2);border-radius:999px;border:0;cursor:pointer;box-shadow:none}
input[type=range]:focus{box-shadow:none}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border-radius:50%;
  background:linear-gradient(180deg,#D8BA76,var(--gold-bg));border:2px solid #FFF;
  box-shadow:0 2px 8px rgba(169,124,44,.45);cursor:pointer}
input[type=range]::-moz-range-thumb{width:22px;height:22px;border-radius:50%;
  background:var(--gold-bg);border:2px solid #FFF;cursor:pointer}
.guess-val{font-family:var(--serif);font-size:46px;font-weight:700;color:var(--gold-2);
  text-align:center;line-height:1;font-variant-numeric:tabular-nums}
.guess-val small{font-family:var(--sans);font-size:14px;color:var(--ink-3);font-weight:500;
  display:block;margin-top:6px;letter-spacing:.1em;text-transform:uppercase}

.reveal{display:none}
.reveal.show{display:block;animation:fade .45s ease}
@keyframes fade{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

.stat{background:var(--panel-2);border:1px solid var(--line);border-radius:11px;padding:16px 18px}
.stat .k{font-size:11.5px;letter-spacing:.11em;text-transform:uppercase;color:var(--ink-3);margin-bottom:6px}
.stat .v{font-family:var(--serif);font-size:27px;font-weight:600;color:var(--ink);font-variant-numeric:tabular-nums}
.stat .v.gold{color:var(--gold-2)}
.stat .v.bad{color:var(--bad)}
.stat .v.good{color:var(--good)}

/* ---------- tables ---------- */
table{width:100%;border-collapse:collapse;font-size:14.5px}
th,td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--line)}
th{font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);font-weight:600}
td.num{text-align:right;font-variant-numeric:tabular-nums}
.table-scroll{overflow-x:auto}

/* ---------- capture ---------- */
.capture{
  background:linear-gradient(160deg,#FBF4E4,#FDFBF6);
  border:1px solid rgba(169,124,44,.28);border-radius:var(--r);padding:30px;
  box-shadow:var(--shadow);
}

/* ---------- stamp ---------- */
.stamp-card{border-left:3px solid var(--gold);background:var(--panel);
  border:1px solid var(--line);border-left:3px solid var(--gold);
  border-radius:0 11px 11px 0;padding:20px 22px;margin-bottom:12px;box-shadow:var(--shadow)}
.stamp-card h3{margin-bottom:4px}
.stamp-code{font-family:var(--serif);font-size:34px;font-weight:700;color:var(--gold-2);line-height:1}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}
.chip{padding:7px 14px;border-radius:8px;background:var(--panel-2);border:1px solid var(--line-2);
  font-size:13.5px;font-weight:600;color:var(--ink-2);cursor:pointer;transition:.15s;font-family:var(--sans)}
.chip:hover{border-color:var(--gold);color:var(--gold-2);background:var(--gold-dim)}

/* ---------- vault ---------- */
.vault-item{background:var(--panel);border:1px solid var(--line);border-radius:12px;
  padding:18px 20px;display:flex;gap:18px;align-items:center;box-shadow:var(--shadow);margin-bottom:12px}
.vault-item .thumb{width:74px;flex:0 0 74px;background:var(--panel-2);
  border:1px solid var(--line);border-radius:10px;padding:6px}
.vault-item .body{flex:1;min-width:0}
.vault-empty{border:1px dashed var(--line-2);border-radius:var(--r);padding:44px 28px;text-align:center;
  background:var(--panel-2)}

/* ---------- metals ---------- */
.metal-row{display:flex;justify-content:space-between;align-items:baseline;gap:14px;
  padding:15px 0;border-bottom:1px solid var(--line)}
.metal-row:last-child{border:0}
.delta-up{color:var(--good);font-weight:600}
.delta-dn{color:var(--bad);font-weight:600}

/* ---------- footer ---------- */
.site-foot{border-top:1px solid var(--line);padding:40px 0;margin-top:60px;color:var(--ink-3);font-size:13.5px;
  background:var(--panel-2)}
.foot-in{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center}

.disclaimer{font-size:12.5px;color:var(--ink-3);line-height:1.55;
  border-top:1px solid var(--line);padding-top:16px;margin-top:24px}
.hide{display:none!important}

/* ---------- tabs ---------- */
.tabs{display:flex;gap:6px;border-bottom:1px solid var(--line);margin-bottom:24px;flex-wrap:wrap}
.tab{padding:11px 18px;border:0;background:none;font-family:var(--sans);font-size:14.5px;
  font-weight:600;color:var(--ink-3);cursor:pointer;border-bottom:2px solid transparent;
  margin-bottom:-1px;transition:.15s;border-radius:0}
.tab:hover{color:var(--ink)}
.tab.on{color:var(--gold-2);border-bottom-color:var(--gold)}
.tabpane{display:none}
.tabpane.on{display:block;animation:fade .3s ease}

/* ---------- true-scale sizer ---------- */
.cal-box{background:var(--panel-2);border:1px solid var(--line);border-radius:12px;
  padding:20px;margin-bottom:22px}
.cal-box.done{padding:13px 18px}
.cal-done-row{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}
.card-cal{background:linear-gradient(135deg,#2E3440,#4A5568);border-radius:3.2mm;
  position:relative;box-shadow:var(--shadow-lg);margin:0 auto}
.card-cal::after{content:'';position:absolute;left:8%;top:38%;width:22%;height:16%;
  border-radius:2px;background:linear-gradient(135deg,#D4AF6A,#B8923F)}

.gauge-wrap{display:flex;flex-wrap:wrap;gap:22px 26px;justify-content:center;
  padding:26px 12px;background:var(--panel-2);border:1px solid var(--line);border-radius:12px}
.gauge{text-align:center;cursor:pointer}

/* A seated target, not a plain disc.
   GOLD core  = the true inside diameter; must stay fully visible through the hole.
   DARK collar= 1.5mm just outside it; must be completely hidden under the band.
   DASHED seat= where to rest the ring while you judge it.
   Dark showing -> too small. Gold covered -> too big. Neither -> correct size. */
.gauge .target{position:relative;display:flex;align-items:center;justify-content:center;
  margin:0 auto 10px}
.gauge .seat{position:absolute;border:1.5px dashed var(--line-2);border-radius:50%;
  inset:0;pointer-events:none}
/* Fluorescent magenta: no metal, gemstone or skin tone is anywhere near this hue,
   so a sliver of it peeking out can only ever mean "band has not covered it". */
.gauge .collar{border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:#FF1F8F;box-shadow:0 0 0 1px #C1006A,0 0 12px rgba(255,31,143,.55);
  transition:.15s}
/* White hairline so the core edge stays crisp even against a gold or rose-gold band. */
.gauge .core{border-radius:50%;box-shadow:0 0 0 1.5px #fff;
  background:radial-gradient(circle at 34% 30%,#E8D19A,#C9A961 72%,#A97C2C);transition:.15s}
.gauge:hover .collar{background:#FF4FA6;box-shadow:0 0 0 1px #C1006A,0 0 18px rgba(255,31,143,.8)}
.gauge.picked .collar{background:#00C853;
  box-shadow:0 0 0 1px #00913B,0 0 16px rgba(0,200,83,.6)}
.gauge.picked .seat{border-color:var(--good);border-style:solid}
.gauge .lbl{font-size:13.5px;font-weight:700;color:var(--ink)}
.gauge .sub{font-size:11px;color:var(--ink-3)}

.result-big{font-family:var(--serif);font-size:64px;font-weight:700;color:var(--gold-2);
  line-height:1;text-align:center;font-variant-numeric:tabular-nums}
.result-big small{display:block;font-family:var(--sans);font-size:13px;font-weight:500;
  letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);margin-top:10px}

/* ---------- print sizer ---------- */
.printonly{display:none}
@media print{
  body{background:#fff!important;background-image:none!important}
  .site-head,.site-foot,.noprint{display:none!important}
  .printonly{display:block!important}
  .print-ring{border:1.5px solid #000;border-radius:50%;display:inline-block;margin:4mm 5mm;
    position:relative;page-break-inside:avoid}
  .print-cal{width:50mm;height:6mm;border:1.5px solid #000;position:relative}
  @page{margin:12mm}
}

/* ---------- saved sizes + share ---------- */
.saved-row{display:flex;align-items:center;gap:12px;padding:11px 14px;background:var(--panel-2);
  border:1px solid var(--line);border-radius:10px;margin-bottom:8px}
.saved-row .who{flex:1;min-width:0;font-size:14.5px;font-weight:600;color:var(--ink);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.saved-row .sz{font-family:var(--serif);font-size:21px;font-weight:700;color:var(--gold-2);
  font-variant-numeric:tabular-nums}
.share-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px}
.share-btn{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 14px;
  border:1px solid var(--line-2);border-radius:10px;background:var(--panel);cursor:pointer;
  font-family:var(--sans);font-size:14px;font-weight:600;color:var(--ink);transition:.15s;
  text-decoration:none}
.share-btn:hover{border-color:var(--gold);color:var(--gold-2);text-decoration:none;
  transform:translateY(-1px)}
.shared-card{background:linear-gradient(160deg,#FBF4E4,#FDFBF6);
  border:1px solid rgba(169,124,44,.3);border-radius:var(--r);padding:30px;margin-bottom:28px;
  box-shadow:var(--shadow)}

/* ---------- brand ---------- */
.logo{display:inline-flex;align-items:center;gap:9px;font-family:var(--serif);
  font-size:25px;font-weight:600;letter-spacing:.005em;color:var(--ink);white-space:nowrap}
.logo .mark{display:flex;align-items:center;transition:transform .35s cubic-bezier(.34,1.4,.5,1)}
.logo:hover .mark{transform:rotate(45deg)}
.logo .word{line-height:1}

/* ---------- tool cards ---------- */
.tool-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(268px,1fr));gap:16px}
.tool{display:flex;flex-direction:column;gap:10px;padding:26px 24px;background:var(--panel);
  border:1px solid var(--line);border-radius:var(--r);text-decoration:none;color:inherit;
  box-shadow:var(--shadow);transition:.2s ease;position:relative;overflow:hidden}
.tool::before{content:'';position:absolute;inset:0 0 auto 0;height:3px;
  background:linear-gradient(90deg,var(--gold),#E8D19A);transform:scaleX(0);
  transform-origin:left;transition:transform .28s ease}
.tool:hover{text-decoration:none;transform:translateY(-3px);box-shadow:var(--shadow-lg);
  border-color:var(--line-2)}
.tool:hover::before{transform:scaleX(1)}
.tool .ico{width:40px;height:40px;border-radius:11px;background:var(--gold-dim);
  display:flex;align-items:center;justify-content:center;color:var(--gold-2);margin-bottom:2px}
.tool h3{font-size:20px;line-height:1.2}
.tool p{font-size:14px;color:var(--ink-3);line-height:1.5;margin:0}
.tool .go{font-family:var(--sans);font-size:13px;font-weight:600;color:var(--gold-2);
  margin-top:auto;padding-top:6px}
.tool.feature{grid-column:span 2}
@media(max-width:820px){.tool.feature{grid-column:span 1}}

/* ---------- hero ---------- */
.hero{padding:78px 0 44px;text-align:center}
.hero h1{margin-bottom:20px}
.hero .lede{margin:0 auto}
.hero-cta{display:flex;gap:12px;justify-content:center;margin-top:32px;flex-wrap:wrap}
.trust-bar{display:flex;gap:34px;justify-content:center;flex-wrap:wrap;margin-top:44px;
  padding-top:26px;border-top:1px solid var(--line)}
.trust-bar div{text-align:center}
.trust-bar .n{font-family:var(--serif);font-size:26px;font-weight:600;color:var(--gold-2);
  line-height:1;font-variant-numeric:tabular-nums}
.trust-bar .t{font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);
  margin-top:6px}

/* ---------- section headers ---------- */
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;
  flex-wrap:wrap;margin-bottom:26px}
.sec-head p{max-width:56ch}

/* ---------- valuation report (screen + print) ---------- */
#reportArea{display:none}
@media print{
  body.printing-report > *:not(#reportArea){display:none!important}
  body.printing-report #reportArea{display:block!important}
  #reportArea{font-family:Georgia,'Times New Roman',serif;color:#111}
  .rep-head{display:flex;justify-content:space-between;align-items:flex-start;
    border-bottom:2px solid #A97C2C;padding-bottom:8mm;margin-bottom:8mm}
  .rep-title{font-size:22pt;font-weight:700;margin:0}
  .rep-sub{font-size:9pt;color:#555;margin-top:2mm}
  .rep-sec{margin-bottom:7mm;page-break-inside:avoid}
  .rep-sec h3{font-size:11pt;text-transform:uppercase;letter-spacing:.08em;color:#A97C2C;
    border-bottom:1px solid #ddd;padding-bottom:2mm;margin-bottom:3mm}
  .rep-kv{display:flex;flex-wrap:wrap;gap:3mm 10mm}
  .rep-kv div{min-width:38mm}
  .rep-kv .k{font-size:8pt;text-transform:uppercase;letter-spacing:.06em;color:#666}
  .rep-kv .v{font-size:12pt;font-weight:600}
  .rep-big{display:flex;gap:8mm;margin:4mm 0}
  .rep-big div{flex:1;border:1px solid #ddd;padding:4mm}
  .rep-big .k{font-size:8pt;text-transform:uppercase;letter-spacing:.06em;color:#666}
  .rep-big .v{font-size:17pt;font-weight:700;margin-top:1mm}
  #reportArea table{width:100%;border-collapse:collapse;font-size:10pt}
  #reportArea th{text-align:left;font-size:8pt;text-transform:uppercase;letter-spacing:.06em;
    color:#666;border-bottom:1px solid #999;padding:2mm}
  #reportArea td{padding:2mm;border-bottom:1px solid #eee}
  #reportArea td.num{text-align:right}
  .rep-note{font-size:8.5pt;color:#555;line-height:1.5}
  @page{margin:16mm}
}

/* ==========================================================================
   TOOL CONSOLE — the shared pattern for every page built around a calculator.
   Inputs sit on light panel; the answer sits in a dark readout so the number
   people came for is the highest-contrast thing on the page.
   ========================================================================== */
.console{border:1px solid var(--line);border-radius:18px;background:var(--panel);
  box-shadow:0 2px 8px rgba(26,23,20,.06),0 18px 50px rgba(26,23,20,.10);
  overflow:hidden;margin-top:-6px}
.console-head{display:flex;align-items:center;justify-content:space-between;gap:14px;
  flex-wrap:wrap;padding:14px 22px;border-bottom:1px solid var(--line);
  background:linear-gradient(90deg,var(--gold-dim),transparent 70%)}
.console-head .name{display:flex;align-items:center;gap:10px;font-family:var(--sans);
  font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-2)}
.console-head .status{font-size:12.5px;color:var(--ink-3)}
.console-head .dot{width:7px;height:7px;border-radius:50%;background:var(--good);
  box-shadow:0 0 0 3px rgba(44,122,87,.16)}
.console-body{display:grid;grid-template-columns:1.05fr .95fr}
@media(max-width:880px){.console-body{grid-template-columns:1fr}}
.console-in{padding:26px 24px}
.console-in h3{font-size:17px;margin-bottom:16px}

/* the readout */
.console-out{padding:28px 26px;background:linear-gradient(165deg,#1E1B17,#12100E);
  color:#F6F1E6;display:flex;flex-direction:column;gap:18px;position:relative}
.console-out::after{content:'';position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(420px 200px at 78% 0%,rgba(201,169,97,.18),transparent 70%)}
.console-out .lab{font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:rgba(246,241,230,.5);margin-bottom:8px}
.console-out .big{font-family:var(--serif);font-size:clamp(38px,6vw,54px);font-weight:700;
  line-height:1;color:#E8D19A;font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.console-out .sub{font-size:14px;color:rgba(246,241,230,.62);line-height:1.5}
.console-out .split{display:grid;grid-template-columns:1fr 1fr;gap:16px;
  border-top:1px solid rgba(246,241,230,.13);padding-top:18px}
.console-out .split .v{font-family:var(--serif);font-size:23px;font-weight:600;color:#F6F1E6;
  font-variant-numeric:tabular-nums;margin-top:4px}
.console-out .note{font-size:12.5px;color:rgba(246,241,230,.5);line-height:1.55;
  border-top:1px solid rgba(246,241,230,.13);padding-top:14px}
.console-out a{color:#E8D19A}

/* unit switcher */
.units{display:inline-flex;background:var(--panel-2);border:1px solid var(--line-2);
  border-radius:9px;padding:3px;gap:2px;flex-wrap:wrap}
.units button{border:0;background:none;padding:7px 13px;border-radius:7px;cursor:pointer;
  font-family:var(--sans);font-size:13px;font-weight:600;color:var(--ink-3);transition:.15s}
.units button:hover{color:var(--ink)}
.units button.on{background:var(--panel);color:var(--gold-2);box-shadow:var(--shadow)}

.tool-hero{padding:56px 0 28px}
.tool-hero h1{font-size:clamp(34px,5.2vw,52px);margin-bottom:14px}

/* ---------- price ticker ---------- */
.ticker{position:relative;overflow:hidden;background:linear-gradient(180deg,#1E1B17,#161311);
  border-bottom:1px solid rgba(232,209,154,.18)}
.ticker::before,.ticker::after{content:'';position:absolute;top:0;bottom:0;width:56px;z-index:2;
  pointer-events:none}
.ticker::before{left:0;background:linear-gradient(90deg,#1B1815,transparent)}
.ticker::after{right:0;background:linear-gradient(270deg,#1B1815,transparent)}
.ticker-track{display:flex;width:max-content;animation:tickscroll 64s linear infinite}
.ticker:hover .ticker-track{animation-play-state:paused}
@keyframes tickscroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media(prefers-reduced-motion:reduce){
  .ticker-track{animation:none}
  .ticker{overflow-x:auto}
}
.tick{display:inline-flex;align-items:baseline;gap:8px;padding:11px 22px;white-space:nowrap;
  font-family:var(--sans);font-size:13px;color:rgba(246,241,230,.62);
  border-right:1px solid rgba(246,241,230,.09)}
.tick .sym{font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:rgba(246,241,230,.9);
  font-size:11.5px}
.tick .px{font-family:var(--serif);font-size:16px;font-weight:600;color:#E8D19A;
  font-variant-numeric:tabular-nums}
.tick .dl{font-size:12px;font-weight:600}
.tick .up{color:#7FD9A8}.tick .dn{color:#F0928E}
.tick .tag{font-size:10px;letter-spacing:.1em;text-transform:uppercase;
  color:rgba(246,241,230,.38);border:1px solid rgba(246,241,230,.18);border-radius:4px;
  padding:1px 5px}

/* ==========================================================================
   MOBILE
   Most jewellery searches happen on a phone, and anyone measuring a ring is
   holding one. The nav becomes a sheet, the hero gets out of the way, and the
   tools move above the fold.
   ========================================================================== */
.navbtn{display:none;align-items:center;justify-content:center;width:42px;height:42px;
  margin-left:auto;border:1px solid var(--line-2);border-radius:11px;background:var(--panel);
  cursor:pointer;color:var(--ink);flex:0 0 auto}
.navbtn svg{display:block}

@media(max-width:900px){
  .navbtn{display:flex}
  .head-in{height:58px;gap:12px}
  .logo{font-size:21px}
  .logo .mark svg{width:22px;height:22px}

  /* The menu is a sheet under the header. It is deliberately NOT position:fixed —
     .site-head carries backdrop-filter, which makes it the containing block for fixed
     descendants and clips the menu to the header's own 58px box. Absolute against the
     header, which is what backdrop-filter already made it, behaves correctly. */
  /* Shown or hidden outright rather than animated to a height. A slide needs the sheet to
     be measurable while collapsed, and .site-head's backdrop-filter makes it the containing
     block for the menu, which kept collapsing it to its border. A display toggle is
     bulletproof and the animation was never worth the fragility. */
  .nav{display:none;position:absolute;left:0;right:0;top:100%;margin:0;
    background:var(--panel);border-bottom:1px solid var(--line);
    box-shadow:0 18px 40px rgba(26,23,20,.16);
    max-height:78vh;overflow-y:auto;z-index:60}
  .nav.open{display:block;animation:navdrop .2s ease}
  @keyframes navdrop{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
  .nav a{display:flex;align-items:center;justify-content:space-between;
    padding:15px 20px;border-bottom:1px solid var(--line);font-size:16px}
  .nav a:last-child{border-bottom:0}
  .nav a.on{background:var(--gold-dim)}

  /* hero out of the way — the tools are the point */
  .hero{padding:34px 0 22px}
  .hero h1{font-size:clamp(30px,8.6vw,40px);margin-bottom:14px}
  .hero .lede,.tool-hero .lede{font-size:16px}
  .hero-cta{margin-top:22px;flex-direction:column}
  .hero-cta .btn{width:100%}
  .tool-hero{padding:28px 0 20px}
  .tool-hero h1{font-size:clamp(28px,8.2vw,38px)}
  .section{padding:44px 0}

  /* one scrollable row instead of a tall stack */
  .trust-bar{margin-top:26px;padding-top:20px;gap:0;flex-wrap:nowrap;overflow-x:auto;
    justify-content:flex-start;-webkit-overflow-scrolling:touch;
    scrollbar-width:none}
  .trust-bar::-webkit-scrollbar{display:none}
  .trust-bar div{flex:0 0 auto;padding:0 18px;border-right:1px solid var(--line)}
  .trust-bar div:last-child{border-right:0}
  .trust-bar .n{font-size:21px}
  .trust-bar .t{font-size:10px;white-space:nowrap}

  .console{border-radius:14px;margin-left:-4px;margin-right:-4px}
  .console-in,.console-out{padding:22px 18px}
  .console-out .big{font-size:clamp(32px,9vw,42px)}
  .sec-head{margin-bottom:20px}
  h2{font-size:clamp(24px,6.6vw,32px)}
  .panel{padding:22px 18px}
  .capture{padding:24px 18px}

  /* comfortable thumb targets */
  .btn{padding:14px 24px}
  .chip,.units button{padding:10px 15px}
  input,select{font-size:16px}     /* 16px stops iOS zooming the page on focus */

  .tick{padding:10px 16px}
  .ticker::before,.ticker::after{width:28px}

  .foot-in{flex-direction:column;align-items:flex-start;gap:12px}
}

@media(max-width:560px){
  .gauge-wrap{gap:14px 10px;padding:18px 6px}
  .guess-val{font-size:38px}
  .result-big{font-size:48px}
  .console-out .split{grid-template-columns:1fr;gap:14px}
  .grid[style*="repeat(5"]{grid-template-columns:repeat(2,1fr)!important}
  .kpi{grid-template-columns:repeat(2,1fr)}
}

/* ---------- partner blocks ---------- */
.partner-block{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
  padding:24px;box-shadow:var(--shadow)}
.partner{display:flex;align-items:center;gap:16px;padding:15px 16px;border:1px solid var(--line);
  border-radius:11px;margin-bottom:9px;text-decoration:none;color:inherit;transition:.16s;
  background:var(--panel-2)}
.partner:hover{text-decoration:none;border-color:var(--gold);background:var(--gold-dim);
  transform:translateX(2px)}
.partner-body{flex:1;min-width:0}
.partner-name{font-family:var(--serif);font-size:19px;font-weight:600;color:var(--ink)}
.partner-note{font-size:13px;color:var(--ink-3);line-height:1.5;margin-top:3px}
.partner-go{font-size:13.5px;font-weight:600;color:var(--gold-2);white-space:nowrap}
@media(max-width:560px){
  .partner{flex-direction:column;align-items:flex-start;gap:8px}
  .partner-go{align-self:flex-end}
}

/* ---------- legal pages ---------- */
.legal{max-width:760px}
.legal h2{font-size:clamp(22px,3.4vw,28px);margin:38px 0 12px}
.legal h3{font-size:18px;margin:24px 0 8px}
.legal p,.legal li{font-size:16px;color:var(--ink-2);line-height:1.65}
.legal p{margin-bottom:12px}
.legal ul,.legal ol{margin:0 0 14px 22px}
.legal li{margin-bottom:7px}
.legal strong{color:var(--ink)}
.legal table{margin:16px 0}
.legal .updated{font-size:13.5px;color:var(--ink-3);padding-bottom:18px;
  border-bottom:1px solid var(--line);margin-bottom:8px}
.todo{background:#FFF6E5;border:1px solid #E8C87A;border-radius:11px;padding:16px 18px;
  margin:18px 0;font-size:14px;color:#6B4E12;line-height:1.6}
.todo strong{color:#4A3608}

/* ---------- generated long-tail pages ---------- */
.crumbs{font-size:13px;color:var(--ink-3);padding:18px 0 0}
.crumbs a{color:var(--ink-3)}
.crumbs a:hover{color:var(--gold-2)}
.crumbs span{margin:0 6px;color:var(--line-2)}
.answer-box{background:linear-gradient(160deg,#FBF4E4,#FDFBF6);
  border:1px solid rgba(169,124,44,.3);border-left:4px solid var(--gold);
  border-radius:0 var(--r) var(--r) 0;padding:24px 26px;margin-bottom:8px;max-width:760px;
  box-shadow:var(--shadow)}
.answer-box p{font-size:18px;line-height:1.6;color:var(--ink-2);margin:0}
.answer-box strong{color:var(--ink)}
.rel-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:9px}
.rel-link{display:block;padding:13px 15px;background:var(--panel);border:1px solid var(--line);
  border-radius:10px;font-size:14.5px;font-weight:500;color:var(--ink-2);text-decoration:none;
  transition:.15s}
.rel-link:hover{border-color:var(--gold);color:var(--gold-2);text-decoration:none;
  background:var(--gold-dim)}
@media(max-width:560px){.answer-box{padding:20px}.answer-box p{font-size:16.5px}}

/* ---------- grouped navigation ---------- */
.navgroup{position:relative}
.navtop{display:inline-flex;align-items:center;gap:6px;border:0;background:none;cursor:pointer;
  font-family:var(--sans);font-size:14.5px;font-weight:500;color:var(--ink-2);padding:6px 2px;
  border-radius:0}
.navtop:hover{color:var(--ink)}
.navtop.on{color:var(--gold-2);font-weight:600}
.navtop svg{opacity:.55;transition:transform .18s}
.navgroup:hover .navtop svg,.navgroup.open .navtop svg{transform:rotate(180deg)}
.navmenu{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(6px);
  min-width:236px;background:var(--panel);border:1px solid var(--line);border-radius:12px;
  box-shadow:0 8px 20px rgba(26,23,20,.10),0 20px 46px rgba(26,23,20,.13);
  padding:7px;opacity:0;visibility:hidden;transition:.16s ease;z-index:70}
/* Shown by JS setting inline styles, not by a descendant rule. The cascade version
   matched the element and still would not reveal it, and a menu that intermittently
   fails to open is not worth the elegance. */
/* a hover bridge, so the pointer can travel from the label to the panel */
.navgroup::after{content:'';position:absolute;top:100%;left:0;right:0;height:10px}
.navmenu a{display:block;padding:10px 13px;border-radius:8px;font-size:14.5px;
  color:var(--ink-2);white-space:nowrap}
.navmenu a:hover{background:var(--gold-dim);color:var(--gold-2);text-decoration:none}
.navmenu a.on{color:var(--gold-2);font-weight:600}

@media(max-width:900px){
  /* the sheet flattens the groups back out — nesting is worse than headings on a phone */
  .navgroup{position:static}
  .navtop{display:block;width:100%;text-align:left;padding:16px 20px 6px;
    font-size:11.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
    color:var(--ink-3);pointer-events:none}
  .navtop svg{display:none}
  .navmenu{position:static;transform:none;opacity:1;visibility:visible;box-shadow:none;
    border:0;border-radius:0;padding:0;min-width:0;background:none}
  .navgroup:hover .navmenu,.navgroup.open .navmenu{transform:none}
  .navmenu a{padding:14px 20px;border-bottom:1px solid var(--line);border-radius:0}
  .navgroup::after{display:none}
}