/* BullionIndex — "assay office" design system
   Ink-green ledger chrome, paper body, metal-coded accents. */
:root {
  --ink:      #16261F;
  --ink-2:    #1F332A;
  --paper:    #F5F3EC;
  --card:     #FFFFFF;
  --line:     #E2DECF;
  --text:     #242B27;
  --muted:    #6C7570;
  --gold:     #B8862B;
  --silver:   #7C8794;
  --platinum: #5E7280;
  --palladium:#7A6B93;
  --good:     #2E7D4F;
  --bad:      #B3402E;
  --stamp:    #C9A557;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--text);
  font: 400 16px/1.55 "Archivo", system-ui, sans-serif;
}
a { color: inherit; }
h1, h2, h3 { font-family: "Fraunces", Georgia, serif; font-weight: 650; line-height: 1.15; margin: 0 0 .4em; }
h1 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); letter-spacing: -.01em; }
h2 { font-size: clamp(1.25rem, 2.2vw, 1.6rem); }
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 18px; }
main.wrap { padding-top: 28px; padding-bottom: 56px; min-height: 55vh; }
.muted { color: var(--muted); }
.small { font-size: .84rem; }

/* Header */
.site-head { background: var(--ink); color: #EDEBE2; }
.head-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 18px; flex-wrap: wrap; }
.brand { font-family: "Fraunces", serif; font-size: 1.35rem; text-decoration: none; letter-spacing: .01em; }
.brand span { color: var(--stamp); }
.brand em { font-style: normal; font-size: .7em; opacity: .55; }
.nav { display: flex; gap: 4px; flex-wrap: wrap; }
.nav a {
  text-decoration: none; font-size: .9rem; font-weight: 500; padding: 7px 11px;
  border-radius: 6px; opacity: .85;
}
.nav a:hover { background: var(--ink-2); opacity: 1; }
.nav a.on { background: var(--ink-2); opacity: 1; box-shadow: inset 0 -2px 0 var(--stamp); }
.nav a.cta { border: 1px solid var(--stamp); color: var(--stamp); opacity: 1; }
.nav a.cta:hover { background: var(--stamp); color: var(--ink); }

/* Signature: hallmark spot ticker */
.ticker { background: var(--ink-2); border-top: 1px solid rgba(255,255,255,.07); }
.ticker-row { display: flex; align-items: center; gap: 10px; padding: 9px 18px; flex-wrap: wrap; }
.stamp {
  display: inline-flex; align-items: center; gap: 9px; text-decoration: none;
  border: 1px solid rgba(255,255,255,.16); border-radius: 8px; padding: 5px 11px 5px 6px;
  color: #EDEBE2; background: rgba(0,0,0,.14);
}
.stamp:hover { border-color: var(--stamp); }
.stamp .sym {
  font-family: "Fraunces", serif; font-weight: 650; font-size: .95rem;
  border: 1.5px solid currentColor; border-radius: 6px; padding: 2px 6px;
}
.stamp-body { display: flex; flex-direction: column; line-height: 1.15; }
.stamp-body b { font-variant-numeric: tabular-nums; font-size: .95rem; }
.stamp-body small { font-size: .66rem; text-transform: uppercase; letter-spacing: .07em; opacity: .6; }
.ticker-meta { margin-left: auto; font-size: .72rem; color: rgba(237,235,226,.55); text-transform: uppercase; letter-spacing: .07em; }

/* Cards, grids */
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 18px 20px; }
.grid { display: grid; gap: 14px; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.section { margin: 34px 0; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.section-head .more { font-size: .86rem; color: var(--muted); }

/* Tables */
.tbl-wrap { overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: 10px; }
table.tbl { width: 100%; border-collapse: collapse; font-size: .92rem; }
.tbl th {
  text-align: left; font-size: .7rem; text-transform: uppercase; letter-spacing: .08em;
  color: var(--muted); font-weight: 600; padding: 11px 14px; border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
.tbl td { padding: 11px 14px; border-bottom: 1px solid #EFECE1; vertical-align: middle; }
.tbl tr:last-child td { border-bottom: 0; }
.tbl tr:hover td { background: #FBFAF5; }
.tbl .num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.tbl a { text-decoration: none; font-weight: 500; }
.tbl a:hover { text-decoration: underline; }
tr.stale td { opacity: .45; }

/* Sortable headers */
th.th-sort { cursor: pointer; user-select: none; }
th.th-sort:hover { color: var(--text); }
th.th-sort::after { content: "\2195"; opacity: .35; margin-left: 5px; font-size: .8em; }
th.th-sort.asc::after  { content: "\2191"; opacity: 1; color: var(--stamp); }
th.th-sort.desc::after { content: "\2193"; opacity: 1; color: var(--stamp); }
.pos { color: var(--bad); }   /* premium above spot = costs you more */
.neg { color: var(--good); }
.best td { background: #F4F8F2; }
.best .num b { color: var(--good); }

/* Badges */
.badge {
  display: inline-block; font-size: .66rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .07em; border-radius: 5px; padding: 3px 7px; margin-right: 5px; white-space: nowrap;
}
.badge-index   { background: var(--ink); color: var(--stamp); }
.badge-claimed { background: #E8F1EA; color: var(--good); border: 1px solid #CBE0D1; }
.badge-stale   { background: #F3EFE2; color: #8A7B4F; }
.badge-metal   { border: 1px solid var(--line); color: var(--muted); background: #FAF8F1; }
.badge-gst     { background: #F7E9E5; color: var(--bad); }

/* Score roundel (assay mark) */
.roundel {
  --sz: 54px; width: var(--sz); height: var(--sz); border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center; flex: none;
  background: conic-gradient(var(--rc, var(--stamp)) var(--deg, 0deg), #E7E3D4 0deg);
}
.roundel > span {
  width: calc(100% - 9px); height: calc(100% - 9px); border-radius: 50%;
  background: var(--card); display: flex; align-items: center; justify-content: center;
  font-family: "Fraunces", serif; font-weight: 650; font-size: calc(var(--sz) * .34);
}
.roundel i { font-style: normal; font-size: .6em; color: var(--muted); }
.r-high { --rc: var(--good); }
.r-mid  { --rc: var(--gold); }
.r-low  { --rc: var(--bad); }
.roundel-empty { background: #E7E3D4; }

/* Hero */
.hero { padding: 38px 0 6px; max-width: 760px; }
.hero p.lede { font-size: 1.08rem; color: var(--muted); }
.stat-row { display: flex; gap: 26px; flex-wrap: wrap; margin-top: 18px; }
.stat b { display: block; font-family: "Fraunces", serif; font-size: 1.5rem; }
.stat small { color: var(--muted); text-transform: uppercase; letter-spacing: .07em; font-size: .68rem; }

/* Product cards */
.pcard { display: flex; gap: 14px; align-items: center; text-decoration: none; }
.pcard:hover { border-color: var(--stamp); }
.pcard .pmeta small { display: block; color: var(--muted); font-size: .78rem; }
.pcard .pmeta b { font-weight: 600; }

/* Component bars (score breakdown) */
.bars { display: grid; gap: 9px; }
.bar-row { display: grid; grid-template-columns: 110px 1fr 44px; align-items: center; gap: 10px; font-size: .84rem; }
.bar { height: 8px; background: #ECE8DA; border-radius: 4px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--ink-2); border-radius: 4px; }
.bar-row .val { text-align: right; font-variant-numeric: tabular-nums; color: var(--muted); }

/* Dealer directory */
.filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.filters input[type=text], .filters select, .field input, .field select, .field textarea {
  font: inherit; padding: 8px 11px; border: 1px solid var(--line); border-radius: 7px; background: var(--card);
}
.filters .chk { display: inline-flex; align-items: center; gap: 6px; font-size: .9rem; padding: 8px 4px; }
.btn {
  display: inline-block; font: 600 .92rem "Archivo", sans-serif; padding: 9px 16px; border-radius: 7px;
  background: var(--ink); color: #EDEBE2; border: 1px solid var(--ink); cursor: pointer; text-decoration: none;
}
.btn:hover { background: var(--ink-2); }
.btn-gold { background: var(--stamp); border-color: var(--stamp); color: var(--ink); }
.btn-gold:hover { filter: brightness(1.06); background: var(--stamp); }
.btn-ghost { background: transparent; color: var(--ink); }
#map { height: 440px; border-radius: 10px; border: 1px solid var(--line); }

/* Dealer profile */
.dealer-head { display: flex; gap: 18px; align-items: flex-start; flex-wrap: wrap; }
.dealer-head .grow { flex: 1 1 340px; }
.kv { display: grid; grid-template-columns: 120px 1fr; gap: 6px 14px; font-size: .92rem; margin-top: 10px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.stars { color: var(--gold); letter-spacing: 2px; }

/* Forms (claim / report) */
.field { display: grid; gap: 5px; margin-bottom: 14px; }
.field label { font-size: .84rem; font-weight: 600; }
.notice { border-radius: 9px; padding: 12px 15px; margin: 14px 0; font-size: .93rem; }
.notice-ok   { background: #E8F1EA; border: 1px solid #CBE0D1; color: #23583A; }
.notice-err  { background: #F7E9E5; border: 1px solid #EAD0C8; color: #7C2D1F; }
.notice-info { background: #EDF0F5; border: 1px solid #D8DEE8; color: #33415C; }

/* Metal accents */
.metal-gold      { --accent: var(--gold); }
.metal-silver    { --accent: var(--silver); }
.metal-platinum  { --accent: var(--platinum); }
.metal-palladium { --accent: var(--palladium); }
.metal-chip {
  font-family: "Fraunces", serif; font-weight: 650; border: 1.5px solid var(--accent, var(--line));
  color: var(--accent, var(--muted)); border-radius: 6px; padding: 2px 7px; font-size: .82rem;
}

/* Tabs (rankings metal filter) */
.tabs { display: flex; gap: 4px; flex-wrap: wrap; margin: 4px 0 8px; }
.tab {
  font-size: .74rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  text-decoration: none; padding: 7px 13px; border: 1px solid var(--line); background: var(--card);
  border-radius: 7px; color: var(--muted);
}
.tab:hover { border-color: var(--stamp); color: var(--text); }
.tab.on { background: var(--ink); color: var(--stamp); border-color: var(--ink); }

/* Footer */
.site-foot { background: var(--ink); color: #C9CFC9; margin-top: 40px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 28px; padding: 34px 18px 8px; }
.brand-foot { font-size: 1.2rem; color: #EDEBE2; }
.foot-note { font-size: .82rem; opacity: .75; max-width: 52ch; }
.foot-links { display: grid; gap: 7px; align-content: start; }
.foot-links a { color: #C9CFC9; text-decoration: none; font-size: .9rem; }
.foot-links a:hover { color: var(--stamp); }
.foot-bottom { padding: 14px 18px 26px; font-size: .76rem; opacity: .5; }

@media (max-width: 720px) {
  .foot-grid { grid-template-columns: 1fr; }
  .ticker-meta { display: none; }
  .bar-row { grid-template-columns: 90px 1fr 40px; }
}
:focus-visible { outline: 2px solid var(--stamp); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }