@font-face { font-family: "Inter"; src: url("assets/fonts/inter-400.ttf") format("truetype"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Inter"; src: url("assets/fonts/inter-500.ttf") format("truetype"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Inter"; src: url("assets/fonts/inter-600.ttf") format("truetype"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Inter"; src: url("assets/fonts/inter-700.ttf") format("truetype"); font-weight: 700; font-display: swap; }
@font-face { font-family: "Manrope"; src: url("assets/fonts/manrope-600.ttf") format("truetype"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Manrope"; src: url("assets/fonts/manrope-700.ttf") format("truetype"); font-weight: 700; font-display: swap; }

:root {
  color-scheme: dark;
  --page: #0b1220;
  --surface: #111827;
  --surface-raised: #151f31;
  --surface-soft: #0f172a;
  --text: #f9fafb;
  --muted: #9ca3af;
  --muted-strong: #c4cad4;
  --blue: #3b82f6;
  --blue-hover: #2563eb;
  --green: #22c55e;
  --red: #ef4444;
  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(59, 130, 246, 0.52);
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 9px;
  --max-width: 1200px;
  --transition: 180ms ease;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 88px; }

body {
  margin: 0;
  min-width: 320px;
  background: var(--page);
  color: var(--text);
  font-family: "Inter", ui-sans-serif, system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  inset: 0 0 auto;
  height: 1px;
  content: "";
  background: var(--blue);
  opacity: 0.8;
  z-index: 100;
}

button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }

button, .button {
  min-height: 42px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--blue);
  color: #fff;
  font-weight: 600;
  font-size: 0.88rem;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}

button:hover, .button:hover { background: var(--blue-hover); }
button:active, .button:active { transform: translateY(1px); }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}
.classification-modal-dialog:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }
button:disabled { cursor: not-allowed; opacity: 0.48; }

input, select {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0 13px;
  background: #0d1627;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
}

input:hover, select:hover { border-color: rgba(255,255,255,.18); }
input:focus, select:focus { border-color: var(--blue); background: #0f1a2d; box-shadow: 0 0 0 3px rgba(59,130,246,.12); }
input::placeholder { color: #657083; }
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% - 17px) 19px, calc(100% - 12px) 19px; background-size: 5px 5px; background-repeat: no-repeat; padding-right: 34px; }

h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-family: "Manrope", "Inter", sans-serif; letter-spacing: -0.035em; line-height: 1.16; }
h1 { font-size: clamp(2.5rem, 5vw, 4.65rem); }
h2 { font-size: clamp(1.7rem, 2.7vw, 2.45rem); }
h3 { font-size: 1.25rem; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.is-hidden { display: none !important; }

.app-header {
  position: sticky;
  top: 0;
  z-index: 90;
  border-bottom: 1px solid var(--border);
  background: rgba(11, 18, 32, 0.92);
  backdrop-filter: blur(16px);
}

.nav-shell {
  width: min(calc(100% - 40px), var(--max-width));
  height: 68px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 36px;
}

.brand { height: 52px; display: inline-flex; align-items: center; color: var(--text); text-decoration: none; }
.brand-logo { width: 190px; height: 52px; display: block; object-fit: contain; filter: drop-shadow(0 1px 1px rgba(0,0,0,.5)); }

.primary-nav { display: flex; align-items: center; justify-content: center; gap: 4px; }
.primary-nav a {
  border-radius: 8px;
  padding: 8px 12px;
  color: var(--muted);
  font-size: .86rem;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--transition), background var(--transition);
}
.primary-nav a:hover, .primary-nav a.is-current { color: var(--text); background: rgba(255,255,255,.055); }

.header-actions { display: flex; align-items: center; gap: 10px; }
.language-switcher { display: flex; padding: 3px; border: 1px solid var(--border); border-radius: 10px; background: rgba(255,255,255,.025); }
.language-switcher button { min-width: 34px; min-height: 30px; padding: 0 8px; border-radius: 7px; background: transparent; color: var(--muted); font-size: .72rem; }
.language-switcher button:hover { color: var(--text); background: rgba(255,255,255,.05); }
.language-switcher button.is-active { color: var(--text); background: #263247; }
.nav-toggle { display: none; width: 42px; min-height: 40px; padding: 10px; flex-direction: column; background: transparent; border-color: var(--border); }
.nav-toggle span:not(.sr-only) { width: 18px; height: 1.5px; display: block; background: var(--text); }

.hero {
  width: min(calc(100% - 40px), var(--max-width));
  min-height: 390px;
  margin: 0 auto;
  padding: 78px 0 68px;
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(270px, .55fr);
  align-items: center;
  gap: 80px;
  border-bottom: 1px solid var(--border);
}

.hero-copy { max-width: 760px; }
.version-pill { display: inline-flex; margin-bottom: 24px; border: 1px solid rgba(59,130,246,.28); border-radius: 99px; padding: 5px 10px; background: rgba(59,130,246,.08); color: #8bb8ff; font-size: .7rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; }
.eyebrow, .kicker { margin-bottom: 10px; color: #78aafa; font-size: .72rem; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.hero-logo { width: 280px; height: 82px; margin: -18px 0 8px -15px; display: block; object-fit: contain; filter: drop-shadow(0 2px 2px rgba(0,0,0,.45)); }
.hero h1 { max-width: 720px; margin-bottom: 20px; }
.hero-description { max-width: 650px; margin-bottom: 30px; color: var(--muted-strong); font-size: clamp(1rem, 1.5vw, 1.15rem); line-height: 1.75; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.button-secondary { border-color: var(--border); background: transparent; color: var(--text); }
.button-secondary:hover { border-color: rgba(255,255,255,.18); background: rgba(255,255,255,.05); }

.hero-status { border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface); overflow: hidden; }
.hero-status > div { min-height: 76px; padding: 16px 18px; display: flex; flex-direction: column; justify-content: center; gap: 3px; border-bottom: 1px solid var(--border); color: var(--muted); font-size: .74rem; }
.hero-status > div:last-child { border-bottom: 0; }
.hero-status strong { color: var(--text); font-size: .94rem; font-variant-numeric: tabular-nums; }
.status-dot { width: 7px; height: 7px; margin-right: 6px; display: inline-block; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px rgba(34,197,94,.1); }

.workspace { width: min(calc(100% - 40px), var(--max-width)); margin: 0 auto; padding: 24px 0 80px; }
.panel { scroll-margin-top: 90px; padding: 72px 0; border-bottom: 1px solid var(--border); animation: section-in 420ms ease both; }
.panel:last-child { border-bottom: 0; }
.panel-heading { max-width: 720px; margin-bottom: 28px; }
.panel-heading h2 { margin-bottom: 10px; }
.panel-heading > p:last-of-type { color: var(--muted); }
.compact-heading { margin-bottom: 24px; }
.market-updated { margin: 12px 0 0; color: var(--muted); font-size: .76rem; font-variant-numeric: tabular-nums; }
.admin-refresh { margin-top: 14px; }
.market-heading-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; margin-bottom: 24px; }
.market-heading-row .panel-heading { margin-bottom: 0; }
.currency-selector { display: grid; flex: 0 0 132px; gap: 7px; color: var(--muted); font-size: .72rem; font-weight: 600; }
.currency-selector select { min-height: 42px; border: 1px solid var(--border); border-radius: 10px; padding: 0 12px; background: #0d1625; color: var(--text); }
.public-market-group + .public-market-group { margin-top: 28px; }
.public-market-group h3 { margin: 0 0 13px; color: var(--text); font: 600 .9rem/1.3 "Inter", sans-serif; }
.public-market-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.public-price-card { min-width: 0; border: 1px solid var(--border); border-radius: 16px; padding: 18px; background: var(--surface); transition: transform 180ms ease, border-color 180ms ease; }
.public-price-card:hover { transform: translateY(-2px); border-color: rgba(59,130,246,.38); }
.public-price-card > span { display: block; min-height: 36px; color: var(--muted); font-size: .78rem; }
.public-price-card strong { display: block; margin: 8px 0 7px; color: var(--text); font: 600 clamp(1.25rem, 2vw, 1.7rem)/1.1 "Manrope", "Inter", sans-serif; font-variant-numeric: tabular-nums; }
.public-price-card small { color: var(--muted); font-size: .7rem; }
.recycling-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.market-disclaimer { margin: 22px 0 0; border-top: 1px solid var(--border); padding-top: 16px; color: var(--muted); font-size: .72rem; }
.market-calculation-inputs { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; }

.market-stack { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; align-items: stretch; }
.quote-card {
  min-width: 0;
  min-height: 286px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  transition: transform var(--transition), border-color var(--transition), background var(--transition);
}
.quote-card:hover { transform: translateY(-2px); border-color: var(--border-hover); background: var(--surface-raised); }
.quote-card > div:first-child { min-height: 54px; }
.quote-label { display: block; margin-bottom: 4px; color: #8bb8ff; font-size: .7rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.quote-card > div > strong { display: block; color: var(--muted-strong); font-size: .84rem; line-height: 1.45; }
.quote-card label { display: grid; gap: 7px; color: var(--muted); font-size: .7rem; font-weight: 500; }
.quote-card > label:nth-of-type(1) input[data-price] {
  min-height: 58px;
  padding: 0;
  border: 0;
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  background: transparent;
  color: var(--text);
  font-family: "Manrope", "Inter", sans-serif;
  font-size: clamp(1.65rem, 2.45vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -.04em;
  box-shadow: none;
}
.quote-card small { margin-top: auto; color: var(--muted); font-size: .68rem; line-height: 1.55; }
.quote-meta-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.quote-meta-grid input, .cobalt-card > label:not(:first-of-type) input { min-height: 38px; font-size: .78rem; }
.trend-card { margin-top: -4px; border: 1px solid var(--border); border-radius: 10px; padding: 9px; background: rgba(0,0,0,.12); }
.trend-tabs { display: flex; gap: 5px; margin-bottom: 5px; color: var(--muted); font-size: .58rem; }
.trend-tabs span { padding: 2px 4px; }
.trend-card svg { width: 100%; display: block; }
.trend-grid { fill: none; stroke: rgba(255,255,255,.06); stroke-width: 1; }
.trend-line { fill: none; stroke: var(--green); stroke-linecap: round; stroke-linejoin: round; stroke-width: 2.3; }

.assumption-box { margin-top: 14px; display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--surface-soft); overflow: hidden; }
.assumption-box > div { min-height: 72px; padding: 14px 18px; display: flex; flex-direction: column; justify-content: center; gap: 3px; border-right: 1px solid var(--border); color: var(--muted); font-size: .7rem; }
.assumption-box > div:last-child { border-right: 0; }
.assumption-box strong { color: var(--text); font-size: .9rem; font-variant-numeric: tabular-nums; }
.assumption-box input { width: 110px; min-height: 32px; padding-left: 0; border: 0; background: transparent; color: var(--text); font-weight: 700; box-shadow: none; }

.source-policy { margin-top: 10px; padding: 0 4px; display: flex; flex-wrap: wrap; gap: 6px 12px; color: var(--muted); font-size: .7rem; }
.source-policy strong { color: var(--muted-strong); }
.source-policy a { color: #8bb8ff; text-underline-offset: 3px; }
.market-note, .formula-bar { margin-top: 16px; border-left: 2px solid var(--blue); padding: 12px 16px; background: rgba(59,130,246,.045); color: var(--muted); font-size: .76rem; }
.market-note strong, .formula-bar > span { color: var(--text); font-weight: 600; }
.market-note p, .formula-bar p { margin: 3px 0 0; }

.calculator-panel { border: 0; }
.calculator-tabs { width: fit-content; max-width: 100%; margin-bottom: 14px; padding: 4px; display: flex; gap: 4px; border: 1px solid var(--border); border-radius: 11px; background: #0d1627; overflow-x: auto; }
.calculator-tabs button { min-height: 36px; padding: 0 14px; border-radius: 7px; background: transparent; color: var(--muted); white-space: nowrap; }
.calculator-tabs button:hover { background: rgba(255,255,255,.04); color: var(--text); }
.calculator-tabs button.is-active { background: #233047; color: var(--text); }
.calculator-tab-panel { border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; background: var(--surface); }
.calculator-tab-panel[hidden] { display: none; }
.calculator-layout { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr); gap: 18px 24px; align-items: start; }
.assay-grid { grid-column: 1; display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: 12px; }
.assay-grid label, .range-filters label { display: grid; align-content: start; gap: 7px; color: var(--muted-strong); font-size: .72rem; font-weight: 500; }
.advanced-quality { grid-column: 1 / -1; margin-top: 2px; border: 1px solid var(--border); border-radius: var(--radius-md); background: rgba(0,0,0,.08); overflow: hidden; }
.advanced-quality-toggle { width: 100%; min-height: 48px; border: 0; border-radius: 0; padding: 0 15px; justify-content: space-between; background: transparent; color: var(--muted-strong); font-size: .76rem; text-align: left; }
.advanced-quality-toggle:hover { background: rgba(255,255,255,.035); color: var(--text); transform: none; }
.advanced-quality-chevron { width: 8px; height: 8px; flex: 0 0 8px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg) translate(-2px,-2px); transition: transform var(--transition); }
.advanced-quality.is-open .advanced-quality-chevron { transform: rotate(225deg) translate(-2px,-2px); }
.advanced-quality-content { display: grid; grid-template-rows: 0fr; opacity: 0; transition: grid-template-rows 240ms ease, opacity 180ms ease; }
.advanced-quality.is-open .advanced-quality-content { grid-template-rows: 1fr; opacity: 1; }
.advanced-quality-inner { min-height: 0; overflow: hidden; }
.advanced-quality-grid { border-top: 1px solid var(--border); padding: 15px; display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 12px; }
.foil-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.slurry-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.wide-field { grid-column: 1 / -1; }
.basis-box { grid-column: 1; margin: 0; border: 1px solid var(--border); border-radius: var(--radius-md); padding: 14px; background: rgba(0,0,0,.1); }
.basis-box legend { padding: 0 5px; color: var(--muted); font-size: .7rem; }
.basis-box label { min-height: 36px; display: flex; align-items: center; gap: 9px; color: var(--muted-strong); font-size: .76rem; }
.basis-box input { width: 15px; min-height: 15px; accent-color: var(--blue); }
.value-summary { grid-column: 2; grid-row: 1 / span 2; border: 1px solid rgba(59,130,246,.3); border-radius: var(--radius-lg); background: #0e1b31; overflow: hidden; }
.value-summary > div { min-height: 105px; padding: 20px; display: flex; flex-direction: column; justify-content: center; gap: 6px; border-bottom: 1px solid rgba(255,255,255,.07); }
.value-summary > div:last-child { border-bottom: 0; }
.value-summary span { color: #94a3b8; font-size: .72rem; font-weight: 500; }
.value-summary strong { color: var(--text); font-family: "Manrope", "Inter", sans-serif; font-size: clamp(1.25rem, 2vw, 1.75rem); font-variant-numeric: tabular-nums; letter-spacing: -.03em; }

.table-shell { margin-top: 18px; border: 1px solid var(--border); border-radius: var(--radius-md); overflow: auto; }
table { width: 100%; border-collapse: collapse; font-size: .76rem; font-variant-numeric: tabular-nums; }
th { padding: 11px 13px; background: #0d1627; color: var(--muted); font-size: .66rem; font-weight: 600; letter-spacing: .03em; text-align: left; text-transform: uppercase; white-space: nowrap; }
td { padding: 12px 13px; border-top: 1px solid var(--border); color: var(--muted-strong); }
tbody tr { transition: background var(--transition); }
tbody tr:hover { background: rgba(255,255,255,.025); }
.best-row { background: rgba(59,130,246,.08); }
.best-row td:first-child { color: #8bb8ff; font-weight: 700; }
.quality-adjustment { margin-top: 18px; border: 1px solid rgba(59,130,246,.26); border-radius: var(--radius-lg); padding: 20px; background: #0e1b31; }
.quality-heading { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.quality-heading .kicker { margin: 0 0 4px; }
.quality-heading h3 { margin: 0; }
.quality-status { min-height: 30px; padding: 0 11px; display: inline-flex; align-items: center; border: 1px solid rgba(34,197,94,.35); border-radius: 999px; background: rgba(34,197,94,.1); color: var(--green); font-size: .7rem; letter-spacing: .04em; white-space: nowrap; }
.quality-status[data-status="adjusted"] { border-color: rgba(59,130,246,.42); background: rgba(59,130,246,.12); color: #8bb8ff; }
.quality-status[data-status="review"] { border-color: rgba(245,158,11,.42); background: rgba(245,158,11,.12); color: #fbbf24; }
.quality-status[data-status="notPriceable"] { border-color: rgba(239,68,68,.42); background: rgba(239,68,68,.12); color: var(--red); }
.quality-summary-grid { margin-top: 16px; display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; }
.quality-summary-grid > div { min-height: 88px; padding: 15px; display: flex; flex-direction: column; justify-content: center; gap: 5px; border-right: 1px solid var(--border); background: rgba(0,0,0,.08); }
.quality-summary-grid > div:last-child { border-right: 0; }
.quality-summary-grid span, .quality-list span { color: var(--muted); font-size: .69rem; }
.quality-summary-grid strong { font-size: 1.12rem; font-variant-numeric: tabular-nums; }
.quality-summary-grid .quality-final { background: rgba(59,130,246,.09); }
.quality-summary-grid .quality-final strong { color: #8bb8ff; font-size: 1.35rem; }
.quality-detail-grid { margin-top: 14px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.quality-detail-grid > div { border: 1px solid var(--border); border-radius: var(--radius-md); padding: 15px; background: rgba(0,0,0,.08); }
.quality-detail-grid h4 { margin: 0 0 9px; font-size: .78rem; }
.quality-list { display: grid; gap: 7px; }
.quality-list > div { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.quality-list strong { color: var(--muted-strong); font-size: .74rem; font-variant-numeric: tabular-nums; }
.quality-note { margin: 13px 0 0; color: var(--muted); font-size: .7rem; line-height: 1.55; }
.metal-value-panel, .purchase-summary { min-width: 0; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 20px; background: rgba(0,0,0,.08); }
.metal-value-panel > h3, .purchase-summary h3 { margin: 0; }
.metal-value-panel .assay-grid { margin-top: 16px; grid-column: auto; grid-template-columns: repeat(3, minmax(0,1fr)); }
.metal-value-panel .basis-box { margin-top: 16px; grid-column: auto; }
.quality-review-field { grid-column: 1 / -1; min-height: 43px; padding: 10px 12px; display: flex !important; align-items: center; border: 1px solid var(--border); border-radius: 9px; background: var(--surface-soft); }
.quality-review-field input { width: 16px; min-height: 16px; padding: 0; accent-color: var(--blue); }
.metal-value-summary { margin-top: 16px; display: grid; grid-template-columns: repeat(3,1fr); border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; }
.metal-value-summary > div { min-height: 84px; padding: 14px; display: flex; flex-direction: column; justify-content: center; gap: 5px; border-right: 1px solid var(--border); background: rgba(0,0,0,.08); }
.metal-value-summary > div:nth-child(3) { border-right: 0; }
.metal-value-summary span { color: var(--muted); font-size: .69rem; }
.metal-value-summary strong { font-size: 1rem; font-variant-numeric: tabular-nums; }
.metal-value-summary .metal-contribution-block { grid-column: 1 / -1; min-height: 0; border-top: 1px solid var(--border); border-right: 0; }
.metal-contribution-block > span { margin-bottom: 6px; color: var(--muted-strong); font-weight: 600; }
.purchase-summary { background: #0e1b31; }
.pricing-basis-control { margin-top: 18px; display: grid; gap: 7px; color: var(--muted-strong); font-size: .74rem; font-weight: 600; }
.pricing-basis-control select { width: 100%; min-height: 42px; border-color: rgba(59,130,246,.24); background-color: rgba(0,0,0,.14); color: var(--text); }
.pricing-basis-control select:hover, .pricing-basis-control select:focus { border-color: rgba(59,130,246,.55); }
.payable-control { margin-top: 18px; display: grid; gap: 9px; }
.payable-control-heading { display: flex; justify-content: space-between; color: var(--muted-strong); font-size: .74rem; font-weight: 600; }
.payable-control output { color: #8bb8ff; font-variant-numeric: tabular-nums; }
.payable-adjuster { display: grid; grid-template-columns: 38px minmax(0,1fr) 38px; align-items: center; gap: 10px; }
.payable-adjuster button { width: 38px; min-height: 34px; padding: 0; border: 1px solid rgba(59,130,246,.28); border-radius: 8px; background: rgba(59,130,246,.08); color: #8bb8ff; font-size: 1.15rem; }
.payable-adjuster button:hover:not(:disabled) { border-color: rgba(59,130,246,.58); background: rgba(59,130,246,.15); }
.payable-adjuster button:disabled { opacity: .35; cursor: not-allowed; }
.payable-control input[type="range"] { width: 100%; min-height: 24px; padding: 0; border: 0; background: transparent; accent-color: var(--blue); box-shadow: none; cursor: pointer; }
.payable-range { padding: 0 48px; display: flex; justify-content: space-between; color: var(--muted); font-size: .55rem; }
.purchase-card { margin-top: 16px; border: 1px solid rgba(59,130,246,.28); border-radius: var(--radius-md); padding: 5px 15px; background: rgba(59,130,246,.055); }
.purchase-card-label { margin: 9px 0 4px; color: #8bb8ff; font-size: .63rem; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; }
.purchase-card > div { min-height: 50px; display: flex; align-items: center; justify-content: space-between; gap: 16px; border-top: 1px solid var(--border); }
.purchase-card span { color: var(--muted); font-size: .7rem; }
.purchase-card strong { font-size: .91rem; font-variant-numeric: tabular-nums; text-align: right; }
.purchase-card .purchase-final { min-height: 68px; }
.purchase-card .purchase-final strong { color: #8bb8ff; font-size: 1.35rem; }
.purchase-details { margin-top: 14px; display: grid; gap: 12px; }
.purchase-details > div { border: 1px solid var(--border); border-radius: var(--radius-md); padding: 13px; background: rgba(0,0,0,.08); }
.purchase-details h4 { margin: 0 0 8px; font-size: .75rem; }
.quality-warnings { margin-top: 12px; display: grid; gap: 7px; }
.quality-warnings p { margin: 0; border-left: 2px solid #f59e0b; padding: 9px 11px; background: rgba(245,158,11,.07); color: #fbbf24; font-size: .69rem; line-height: 1.5; }
.quality-warnings p[data-type="danger"] { border-left-color: var(--red); background: rgba(239,68,68,.08); color: #fca5a5; }
.composition-card, .composition-range-section { margin-top: 18px; border: 1px solid var(--border); border-radius: var(--radius-md); padding: 18px; background: rgba(0,0,0,.08); }
.composition-card > span { color: var(--muted); font-size: .72rem; }
.composition-grid { margin-top: 12px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.composition-grid > div { border: 1px solid var(--border); border-radius: 9px; padding: 11px; background: var(--surface-soft); }
.composition-grid span { display: block; color: var(--muted); font-size: .66rem; }
.composition-grid strong { font-variant-numeric: tabular-nums; }

.composition-range-section { margin-top: 28px; padding: 22px; }
.range-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; }
.range-heading h3 { margin-bottom: 5px; }
.range-heading p { margin-bottom: 0; color: var(--muted); font-size: .76rem; }
.range-heading > strong { color: #8bb8ff; font-size: .72rem; white-space: nowrap; }
.range-filters { margin: 18px 0 0; display: grid; grid-template-columns: 1fr 1fr 1.4fr; gap: 10px; }
.range-table-shell { max-height: 470px; }
.range-table { min-width: 930px; }

.identity-panel { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 20px; }
.identity-panel .panel-heading { grid-column: 1 / -1; }
.access-card { grid-column: 1 / -1; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 20px; display: grid; grid-template-columns: minmax(220px,.75fr) minmax(0,1.25fr); align-items: center; gap: 24px; background: var(--surface); }
.access-card > div > strong { display: block; margin-bottom: 4px; }
.access-card p { margin: 0; color: var(--muted); font-size: .75rem; }
.lock-dot { width: 7px; height: 7px; margin-right: 6px; display: inline-block; border-radius: 50%; background: var(--blue); }
.quota-grid { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface); overflow: hidden; }
.quota-grid > div { min-height: 84px; padding: 16px; display: flex; flex-direction: column; justify-content: center; gap: 3px; border-right: 1px solid var(--border); }
.quota-grid > div:last-child { border-right: 0; }
.quota-grid span { color: var(--muted); font-size: .68rem; }
.quota-grid strong { font-size: 1rem; font-variant-numeric: tabular-nums; }
.upload-zone { min-height: 190px; border: 1px dashed rgba(59,130,246,.46); border-radius: var(--radius-lg); padding: 28px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; background: rgba(59,130,246,.035); text-align: center; cursor: pointer; transition: border-color var(--transition), background var(--transition); }
.upload-zone::before { content: "↑"; width: 40px; height: 40px; margin-bottom: 5px; display: grid; place-items: center; border: 1px solid rgba(59,130,246,.3); border-radius: 12px; background: rgba(59,130,246,.1); color: #8bb8ff; font-size: 1.2rem; }
.upload-zone:hover { border-color: var(--blue); background: rgba(59,130,246,.06); }
.upload-zone.is-disabled { cursor: not-allowed; opacity: .52; }
.upload-zone input { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.upload-zone span { font-weight: 600; }
.upload-zone strong { color: var(--muted); font-size: .72rem; font-weight: 400; }
.photo-grid { min-height: 58px; border: 1px solid var(--border); border-radius: var(--radius-md); padding: 14px; display: flex; align-items: center; color: var(--muted); font-size: .75rem; background: rgba(0,0,0,.1); }
.result-card { border: 1px solid var(--border); border-radius: var(--radius-md); padding: 18px; background: var(--surface); }
.result-card > span { display: block; margin-bottom: 6px; color: var(--muted); font-size: .68rem; text-transform: uppercase; letter-spacing: .06em; }
.result-card > strong { font-size: 1rem; }
.result-card p { margin: 6px 0 0; color: var(--muted); font-size: .76rem; }

.material-code-panel .panel-heading { max-width: 780px; }
.material-code-title-row { display: flex; align-items: center; gap: 9px; }
.material-code-title-row h2 { margin: 0; }
.material-code-info-button { width: 30px; min-height: 30px; flex: 0 0 30px; border: 1px solid var(--border); border-radius: 50%; padding: 0; background: rgba(255,255,255,.035); color: var(--muted); font-family: "Inter", sans-serif; font-size: 1rem; font-weight: 400; line-height: 1; }
.material-code-info-button:hover { border-color: rgba(59,130,246,.45); background: rgba(59,130,246,.08); color: #b7d2ff; transform: none; }
.classification-modal[hidden] { display: none; }
.classification-modal { position: fixed; inset: 0; z-index: 200; display: grid; place-items: center; padding: 20px; }
.classification-modal-backdrop { position: absolute; inset: 0; background: rgba(2,6,14,.76); backdrop-filter: blur(5px); }
.classification-modal-dialog { position: relative; width: min(100%,560px); max-height: min(82vh,680px); overflow-y: auto; border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius-lg); padding: 26px; background: #111827; box-shadow: 0 24px 70px rgba(0,0,0,.46); }
.classification-modal-dialog h2 { margin: 0 42px 20px 0; font-size: 1.35rem; }
.classification-modal-dialog strong { display: block; color: var(--text); font-size: .82rem; }
.classification-modal-dialog p { margin: 12px 0 0; color: var(--muted-strong); font-size: .78rem; line-height: 1.65; }
.classification-modal-close-icon { position: absolute; top: 16px; right: 16px; width: 34px; min-height: 34px; border: 1px solid transparent; border-radius: 9px; padding: 0; background: transparent; color: var(--muted); font-size: 1.35rem; font-weight: 400; }
.classification-modal-close-icon:hover { border-color: var(--border); background: rgba(255,255,255,.05); color: var(--text); transform: none; }
.classification-modal-actions { margin-top: 24px; display: flex; justify-content: flex-end; }
.classification-modal-actions button { min-width: 94px; }
.has-open-modal { overflow: hidden; }
.material-code-selector { width: min(100%,680px); display: grid; gap: 8px; color: var(--muted-strong); font-size: .72rem; font-weight: 600; }
.material-code-selector select { min-height: 48px; }
.material-code-detail { margin-top: 18px; }
.material-code-prompt { border: 1px dashed var(--border); border-radius: var(--radius-md); padding: 32px; color: var(--muted); text-align: center; }
.material-code-reference { border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 20px; background: var(--surface); }
.material-code-reference-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; }
.material-code-reference-header h3 { margin: 0; font-size: 1.08rem; }
.material-code-status { flex: 0 0 auto; border: 1px solid rgba(245,158,11,.35); border-radius: 999px; padding: 6px 9px; background: rgba(245,158,11,.08); color: #fbbf24; font-size: .62rem; font-weight: 700; letter-spacing: .035em; text-transform: uppercase; }
.material-code-status[data-status="hazardous"] { border-color: rgba(239,68,68,.4); background: rgba(239,68,68,.09); color: #fca5a5; }
.material-code-status[data-status="non-hazardous"] { border-color: rgba(34,197,94,.35); background: rgba(34,197,94,.08); color: #86efac; }
.material-code-status[data-status="not-waste"] { border-color: rgba(59,130,246,.38); background: rgba(59,130,246,.1); color: #93c5fd; }
.material-code-reference-section { margin-top: 18px; border-top: 1px solid var(--border); padding-top: 16px; }
.material-code-reference-section h4 { margin: 0 0 10px; color: #dbeafe; font-size: .76rem; letter-spacing: .025em; }
.material-code-reference-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; }
.material-code-field { min-width: 0; border: 1px solid var(--border); border-radius: 10px; padding: 11px 12px; background: rgba(0,0,0,.08); }
.material-code-field span { display: block; margin-bottom: 5px; color: var(--muted); font-size: .62rem; font-weight: 700; letter-spacing: .045em; text-transform: uppercase; }
.material-code-field p { margin: 0; color: var(--muted-strong); font-size: .72rem; line-height: 1.5; overflow-wrap: anywhere; }
.material-code-sources { margin-top: 16px; display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; color: var(--muted); font-size: .69rem; }
.material-code-sources a { color: #8bb8ff; text-underline-offset: 3px; }

.app-footer { min-height: 88px; border-top: 1px solid var(--border); padding: 22px max(20px, calc((100vw - var(--max-width))/2)); display: flex; align-items: center; justify-content: space-between; gap: 20px; color: var(--muted); font-size: .72rem; }

@keyframes section-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

@media (prefers-reduced-motion: reduce) {
  .advanced-quality-content, .advanced-quality-chevron { transition: none; }
}

@media (max-width: 1060px) {
  .nav-shell { gap: 18px; }
  .primary-nav a { padding-inline: 8px; }
  .market-stack { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .public-market-grid, .recycling-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .quote-card { min-height: 260px; }
  .metal-value-panel .assay-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .advanced-quality-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
}

@media (max-width: 820px) {
  .nav-shell { grid-template-columns: auto 1fr auto; }
  .nav-toggle { grid-column: 3; display: flex; justify-self: end; }
  .primary-nav { position: absolute; top: 68px; left: 20px; right: 20px; display: none; padding: 8px; flex-direction: column; align-items: stretch; border: 1px solid var(--border); border-radius: 12px; background: #0d1627; box-shadow: 0 18px 50px rgba(0,0,0,.35); }
  .primary-nav.is-open { display: flex; }
  .primary-nav a { padding: 11px 12px; }
  .header-actions { grid-column: 2; grid-row: 1; justify-self: end; }
  .hero { grid-template-columns: 1fr; gap: 34px; padding-block: 58px; }
  .hero-status { display: grid; grid-template-columns: repeat(3, 1fr); }
  .hero-status > div { min-height: 94px; border-right: 1px solid var(--border); border-bottom: 0; }
  .hero-status > div:last-child { border-right: 0; }
  .panel { padding-block: 56px; }
  .calculator-layout { grid-template-columns: 1fr; }
  .metal-value-panel .assay-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
  .assay-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
  .value-summary { grid-column: 1; grid-row: auto; display: grid; grid-template-columns: repeat(3,1fr); }
  .value-summary > div { min-height: 96px; border-right: 1px solid var(--border); border-bottom: 0; }
  .value-summary > div:last-child { border-right: 0; }
  .identity-panel { grid-template-columns: 1fr; }
  .identity-panel .panel-heading, .access-card { grid-column: 1; }
  .access-card { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  html { scroll-padding-top: 72px; }
  .nav-shell { width: min(calc(100% - 28px), var(--max-width)); height: 62px; grid-template-columns: auto 1fr auto; gap: 8px; }
  .brand { width: 136px; height: 46px; overflow: hidden; }
  .brand-logo { width: 154px; height: 46px; margin-left: -8px; }
  .header-actions { grid-column: 2; }
  .language-switcher button { min-width: 29px; padding-inline: 5px; }
  .nav-toggle { grid-column: 3; width: 38px; min-height: 36px; }
  .primary-nav { top: 62px; left: 14px; right: 14px; }
  .hero, .workspace { width: min(calc(100% - 28px), var(--max-width)); }
  .hero { min-height: 0; padding: 45px 0 42px; }
  .version-pill { margin-bottom: 19px; }
  .hero h1 { font-size: clamp(2.25rem, 13vw, 3.15rem); }
  .hero-description { line-height: 1.65; }
  .hero-actions .button { flex: 1; min-width: 140px; }
  .hero-status { grid-template-columns: repeat(3, 1fr); }
  .hero-status > div { min-height: 108px; padding: 12px; border-right: 1px solid var(--border); border-bottom: 0; font-size: .61rem; }
  .hero-status > div:last-child { border-right: 0; }
  .hero-status strong { font-size: .76rem; }
  .workspace { padding-top: 0; }
  .panel { padding-block: 46px; }
  .panel-heading { margin-bottom: 22px; }
  .market-stack { grid-template-columns: 1fr; }
  .market-heading-row { display: grid; }
  .currency-selector { width: 100%; max-width: 180px; }
  .public-market-grid, .recycling-grid { grid-template-columns: 1fr; }
  .quote-card { min-height: 230px; }
  .assumption-box { grid-template-columns: 1fr; }
  .assumption-box > div { min-height: 61px; border-right: 0; border-bottom: 1px solid var(--border); }
  .assumption-box > div:last-child { border-bottom: 0; }
  .source-policy { display: grid; gap: 3px; margin-top: 14px; }
  .calculator-tab-panel { padding: 16px; }
  .calculator-tabs { width: 100%; }
  .calculator-tabs button { flex: 1; padding-inline: 10px; font-size: .76rem; }
  .assay-grid, .foil-grid, .slurry-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .metal-value-panel .assay-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .value-summary { grid-template-columns: 1fr; }
  .value-summary > div { min-height: 84px; border-right: 0; border-bottom: 1px solid var(--border); }
  .value-summary > div:last-child { border-bottom: 0; }
  .quality-summary-grid, .quality-detail-grid { grid-template-columns: 1fr; }
  .quality-summary-grid > div { min-height: 74px; border-right: 0; border-bottom: 1px solid var(--border); }
  .quality-summary-grid > div:last-child { border-bottom: 0; }
  .composition-grid { grid-template-columns: repeat(2, 1fr); }
  .composition-range-section { padding: 16px; }
  .range-heading { align-items: start; flex-direction: column; gap: 8px; }
  .range-filters { grid-template-columns: 1fr; }
  .quota-grid { grid-template-columns: 1fr 1fr 1fr; }
  .quota-grid > div { min-height: 76px; padding: 11px; }
  .upload-zone { min-height: 170px; }
  .material-code-reference-grid { grid-template-columns: 1fr; }
  .material-code-reference-header { flex-direction: column; }
  .app-footer { padding-inline: 14px; align-items: flex-start; flex-direction: column; justify-content: center; gap: 4px; }
}

@media (max-width: 380px) {
  .brand { width: 112px; }
  .brand-logo { width: 132px; margin-left: -10px; }
  .assay-grid, .foil-grid, .slurry-grid { grid-template-columns: 1fr; }
  .metal-value-panel .assay-grid, .metal-value-summary { grid-template-columns: 1fr; }
  .advanced-quality-grid { grid-template-columns: 1fr; }
  .metal-value-summary > div { border-right: 0; border-bottom: 1px solid var(--border); }
  .metal-value-summary .metal-contribution-block { grid-column: 1; border-bottom: 0; }
  .quality-heading { align-items: flex-start; flex-direction: column; }
  .quota-grid { grid-template-columns: 1fr; }
  .quota-grid > div { border-right: 0; border-bottom: 1px solid var(--border); }
  .quota-grid > div:last-child { border-bottom: 0; }
  .classification-modal { padding: 12px; }
  .classification-modal-dialog { max-height: 88vh; padding: 22px 18px 18px; }
  .classification-modal-dialog h2 { font-size: 1.2rem; }
  .classification-modal-actions button { width: 100%; }
}

@media (max-width: 340px) {
  .hero-status { grid-template-columns: 1fr; }
  .hero-status > div { min-height: 62px; border-right: 0; border-bottom: 1px solid var(--border); }
  .hero-status > div:last-child { border-bottom: 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}