/* GoldCheck design tokens (from goldcheck-design-kit/tokens.css). Use these; no raw hex below. */
:root {
  /* Colour */
  --gc-yellow: #F9D94A;     /* best deal, highlights, brand block, selected chip text on ink */
  --gc-ink: #1D1D19;        /* text, borders, inverted states */
  --gc-paper: #F5F2E9;      /* page ground */
  --gc-orange: #F05B42;     /* premium over ref, alert CTA, focus ring (fill only, never text) */
  --gc-green: #DAF2CF;      /* below ref, discounts, success (fill only) */
  --gc-grey: #BDB8AA;       /* rules, text on ink only */
  --gc-text-2: #5E5A50;     /* secondary text on paper (AA) */
  --gc-text-muted: #6B675C; /* out-of-stock rows */
  --gc-logo-tile: #FFFFFF;

  /* Type */
  --gc-font-display: 'Anton', 'Bebas Neue', Impact, sans-serif;
  --gc-font-ui: 'Space Grotesk', system-ui, sans-serif;
  --gc-font-num: 'IBM Plex Mono', ui-monospace, monospace;

  --gc-display-xl: clamp(64px, 9vw, 128px);
  --gc-display-l: 72px;
  --gc-display-m: 56px;
  --gc-display-s: 24px;
  --gc-num-hero: 44px;
  --gc-num-l: 36px;
  --gc-num-row: 18px;
  --gc-body-l: 20px;
  --gc-body: 16px;
  --gc-body-s: 14px;
  --gc-label: 12px;

  /* Lines & shape */
  --gc-border: 3px solid var(--gc-ink);
  --gc-border-thin: 2px solid var(--gc-ink);
  --gc-rule-section: 6px solid var(--gc-ink);
  --gc-rule-row: 1px solid var(--gc-ink);
  --gc-radius: 2px;
  --gc-shadow-hard: 8px 8px 0 var(--gc-ink);

  /* Layout */
  --gc-max: 1280px;
  --gc-margin: 32px;
  --gc-gutter-mobile: 16px;
  --gc-touch: 44px;

  /* Motion */
  --gc-fast: 80ms;
  --gc-flash: 600ms;
}

@media (prefers-reduced-motion: reduce) {
  :root { --gc-fast: 0ms; --gc-flash: 0ms; }
}

/* Base */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--gc-paper);
  color: var(--gc-ink);
  font-family: var(--gc-font-ui);
  font-size: var(--gc-body);
  line-height: 1.45;
}

a { color: var(--gc-ink); }

.num { font-family: var(--gc-font-num); font-variant-numeric: tabular-nums; }
.disp { font-family: var(--gc-font-display); font-weight: 400; letter-spacing: .01em; text-transform: uppercase; }
.label { font-size: var(--gc-label); font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.sub { color: var(--gc-text-2); }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}

/* ---------- Primitives ---------- */

/* Buttons and chips share hover inversion and the focus ring. */
.gc-btn {
  min-height: var(--gc-touch);
  padding: 0 16px;
  border: var(--gc-border);
  border-radius: var(--gc-radius);
  font: 700 14px var(--gc-font-ui);
  letter-spacing: .06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color var(--gc-fast), color var(--gc-fast);
}
.gc-btn--primary { background: var(--gc-ink); color: var(--gc-yellow); }
.gc-btn--state { background: var(--gc-yellow); color: var(--gc-ink); }
.gc-btn--alert { background: var(--gc-orange); color: var(--gc-ink); }
.gc-btn--plain { background: var(--gc-paper); color: var(--gc-ink); }
.gc-btn:hover, .gc-btn.is-on { background: var(--gc-ink); color: var(--gc-yellow); }

.gc-btn:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, summary:focus-visible {
  outline: 3px solid var(--gc-orange);
  outline-offset: 2px;
}

.gc-chip {
  padding: 0 14px;
  border: var(--gc-border-thin);
  background: var(--gc-paper);
  color: var(--gc-ink);
  font: 600 14px var(--gc-font-ui);
  letter-spacing: 0;
  text-transform: none;
  white-space: nowrap;
}
.gc-chip.num { font-family: var(--gc-font-num); }

.gc-chip-group { display: flex; align-items: center; gap: 8px; }
.gc-chip-group .label { margin-right: 4px; }

.gc-gap { padding: 2px 6px; font-weight: 600; color: var(--gc-ink); white-space: nowrap; }
.gc-gap--below { background: var(--gc-green); }
.gc-gap--above { background: var(--gc-orange); }

.gc-conditional {
  display: inline-block;
  margin-top: 4px;
  padding: 1px 6px;
  border: 1.5px dashed currentColor;
  font-size: 11px;
  font-weight: 600;
}

.gc-logo {
  display: flex; flex: none; align-items: center; justify-content: center;
  width: 96px; height: 48px; padding: 5px;
  border: var(--gc-border-thin);
  background: var(--tile, var(--gc-logo-tile));
}
.gc-logo img { display: block; max-width: 100%; max-height: 100%; object-fit: contain; }
.gc-logo--hero { width: 132px; height: 72px; padding: 8px; border: var(--gc-border); }
.gc-logo--mrow { width: 72px; height: 40px; padding: 4px; }
.gc-logo--mhero { width: 104px; height: 56px; padding: 6px; }
.gc-logo--mono { background: var(--gc-paper); color: var(--gc-ink); }
.gc-logo--mono .disp { font-size: 24px; line-height: 1; }
.gc-logo--hero.gc-logo--mono .disp { font-size: 36px; }
.gc-logo--mrow.gc-logo--mono .disp { font-size: 20px; }

.gc-ref { padding: 16px 20px; }
.gc-ref--yellow { background: var(--gc-yellow); }
.gc-ref--paper { background: var(--gc-paper); }
.gc-ref--ink { background: var(--gc-ink); color: var(--gc-paper); }
.gc-ref--ink .label, .gc-ref--ink .gc-ref__value { color: var(--gc-yellow); }
.gc-ref__value { margin-top: 6px; font-size: var(--gc-num-l); font-weight: 600; line-height: 1.1; }
.gc-ref__unit { font-size: 16px; }
.gc-ref__line { margin-top: 4px; font-size: 13px; }
.gc-ref--paper .gc-ref__line.sub, .gc-ref--yellow .gc-ref__line.sub { color: var(--gc-text-2); }

.gc-empty { padding: 16px; border: 3px dashed var(--gc-ink); }
.gc-empty__title { font-size: 28px; }
.gc-empty p { margin: 4px 0 0; font-size: 13px; }

/* ---------- Page layout ---------- */

.wrap { max-width: var(--gc-max); margin: 0 auto; padding: 0 var(--gc-margin); }
.small { font-size: 13px; }
.tiny { font-size: 11px; }
.r { text-align: right; }
.strong { font-weight: 600; }
.mark { background: var(--gc-yellow); padding: 0 4px; }

.skip-link { position: absolute; left: -9999px; top: 0; z-index: 50; display: flex; align-items: center; min-height: var(--gc-touch); background: var(--gc-ink); color: var(--gc-yellow); padding: 0 12px; }
.skip-link:focus { left: 8px; top: 8px; }

/* Ticker */
.ticker { background: var(--gc-ink); color: var(--gc-paper); overflow-x: auto; }
.ticker__inner { max-width: var(--gc-max); margin: 0 auto; padding: 0 var(--gc-margin); display: flex; gap: 28px; align-items: center; height: 36px; font-size: 12px; white-space: nowrap; }
.ticker__tag { background: var(--gc-orange); color: var(--gc-ink); padding: 2px 8px; font-weight: 600; }
.ticker__k, .sub-on-ink { color: var(--gc-grey); }
.ticker__v { color: var(--gc-yellow); font-weight: 600; }

/* Header */
.site-header { border-bottom: var(--gc-border); border-top: var(--gc-border); background: var(--gc-paper); }
.site-header__bar { display: flex; flex-wrap: wrap; gap: 16px 32px; align-items: center; justify-content: space-between; padding-top: 16px; padding-bottom: 16px; }
.wordmark { display: flex; align-items: center; min-height: var(--gc-touch); text-decoration: none; }
.wordmark .disp { font-size: 40px; line-height: 1; border: var(--gc-border); padding: 4px 10px 2px; }
.wordmark__gold { background: var(--gc-yellow); color: var(--gc-ink); }
.wordmark__check { background: var(--gc-ink); color: var(--gc-yellow); }
.site-nav { display: flex; flex-wrap: wrap; gap: 4px 24px; font-weight: 600; font-size: 15px; }
.site-nav a { text-decoration: none; padding: 10px 2px; }
.site-nav a:hover { background: var(--gc-yellow); }
.site-header__actions { display: flex; gap: 8px; }
.state-switch { display: flex; align-items: center; gap: 10px; letter-spacing: .04em; }
.state-switch__hint { font-weight: 500; text-transform: none; letter-spacing: 0; }
.state-switch__code, .menu-btn { display: none; }

/* State picker (desktop panel) */
.state-panel { border-top: var(--gc-border); background: var(--gc-ink); color: var(--gc-paper); }
.state-panel__inner { padding-top: 20px; padding-bottom: 20px; }
.state-panel__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.state-panel__title { font-size: 22px; color: var(--gc-yellow); }
.state-panel__close { display: none; }
.state-panel__chips { display: flex; flex-wrap: wrap; gap: 12px; }
.state-chip { padding: 0 14px; border: 2px solid var(--gc-paper); background: transparent; color: var(--gc-paper); font: 600 14px var(--gc-font-ui); text-transform: none; letter-spacing: 0; }
.state-chip.is-on, .state-chip:hover { background: var(--gc-yellow); color: var(--gc-ink); border-color: var(--gc-yellow); }
.state-chip__delta { font-size: 12px; opacity: .85; }
.state-panel__note { margin: 14px 0 0; font-size: 13px; color: var(--gc-grey); }

/* Mobile reference strip (hidden on desktop) */
.ref-strip { display: none; }

/* Notice */
.notice { background: var(--gc-orange); border-bottom: var(--gc-border); }
.notice__inner { padding-top: 8px; padding-bottom: 8px; font-size: 13px; font-weight: 600; display: flex; gap: 12px; flex-wrap: wrap; }
.notice__tag { background: var(--gc-ink); color: var(--gc-orange); padding: 0 6px; }

.alert-banner { background: var(--gc-green); border-bottom: var(--gc-border); padding: 10px 0; font-weight: 600; }

/* Sections */
.section { padding: 48px 0; border-bottom: var(--gc-rule-section); }
.section__head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 16px; }
.section__title { margin: 0; font-size: var(--gc-display-m); line-height: .95; }

/* Hero */
.hero { display: flex; flex-wrap: wrap; gap: 32px; padding: 48px 0 40px; border-bottom: var(--gc-rule-section); }
.hero__copy { flex: 999 1 560px; min-width: 0; display: flex; flex-direction: column; gap: 24px; }
.hero__kicker { margin: 0; font-size: 13px; letter-spacing: .08em; }
.hero__title { margin: 0; font-size: var(--gc-display-xl); line-height: .9; }
.hero__sub { margin: 0; font-size: var(--gc-body-l); font-weight: 600; max-width: 560px; }
.ref-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); border: var(--gc-border); margin-top: 8px; }
.ref-row .gc-ref + .gc-ref { border-left: var(--gc-border); }

/* Best deal */
.best { flex: 1 1 360px; min-width: 0; border: var(--gc-border); background: var(--gc-paper); display: flex; flex-direction: column; box-shadow: var(--gc-shadow-hard); }
.best__head { background: var(--gc-ink); color: var(--gc-yellow); padding: 10px 16px; display: flex; justify-content: space-between; align-items: center; }
.best__head h2 { margin: 0; font-size: var(--gc-display-s); }
.best__rank { font-size: 12px; color: var(--gc-paper); }
.best__body { padding: 20px 16px; display: flex; flex-direction: column; gap: 16px; flex: 1; }
.best__who { display: flex; gap: 14px; align-items: center; }
.best__name { font-size: 22px; font-weight: 700; line-height: 1.1; }
.best__product { font-size: 14px; margin-top: 4px; }
.best__pay { background: var(--gc-yellow); border: var(--gc-border); padding: 14px 16px; }
.best__amount { font-size: var(--gc-num-hero); font-weight: 600; line-height: 1.1; }
.best__per { font-size: 14px; }
.best__facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; font-size: 13px; margin: 0; }
.best__facts div { border-top: var(--gc-border-thin); padding-top: 6px; }
.best__facts dt { margin: 0; }
.best__facts dd { margin: 0; font-weight: 600; }
.best__mfoot { display: none; }
.best__cta { margin-top: auto; display: flex; align-items: center; justify-content: center; min-height: 52px; text-decoration: none; }

/* Deal board */
.board__title { margin: 0; font-size: var(--gc-display-l); line-height: .95; }
.board__meta { margin: 8px 0 0; font-size: var(--gc-body); }
.board__note { margin: 0; font-size: 13px; text-align: right; }
.board__foot { font-size: 13px; margin: 16px 0 0; }
.filters { margin-top: 24px; padding: 16px 0; border-top: var(--gc-border); border-bottom: var(--gc-border); }
.filters__row { display: flex; flex-wrap: wrap; gap: 12px 32px; align-items: center; }
.gc-chip:disabled { cursor: default; }

.table-scroll { overflow-x: auto; margin-top: 8px; }
.deal-table { min-width: 1200px; }
.deal-row {
  display: grid;
  grid-template-columns: 40px minmax(300px, 2.6fr) .9fr 1fr 1fr 1.2fr 1.5fr .9fr 118px;
  align-items: center; column-gap: 16px;
  padding: 12px 8px; min-height: 64px;
  border-bottom: var(--gc-rule-row);
  transition: background-color var(--gc-fast), color var(--gc-fast);
}
.deal-row--head { min-height: 0; font-size: 11px; border-bottom: var(--gc-border); }
.deal-row:not(.deal-row--head):hover { background: var(--gc-ink); color: var(--gc-paper); }
.deal-row:not(.deal-row--head):hover .sub, .deal-row:not(.deal-row--head):hover a { color: var(--gc-grey); }
.deal-row:not(.deal-row--head):hover .who__name { color: var(--gc-paper); }
.deal-row:not(.deal-row--head):hover .gc-btn--plain { background: transparent; color: var(--gc-paper); border-color: var(--gc-paper); }
.deal-row .rank { font-weight: 600; font-size: 15px; }
.deal-row .pay { font-size: var(--gc-num-row); font-weight: 600; }
.deal-row .gc-btn { width: 100%; padding: 0 8px; font-size: 13px; border-width: 2px; }
.who { display: flex; gap: 12px; align-items: center; min-width: 0; }
.who__text { min-width: 0; display: flex; flex-direction: column; }
.who__name { font-weight: 700; font-size: 15px; color: inherit; text-decoration: none; }
a.who__name:hover { text-decoration: underline; }
.who__product { font-size: 12px; }
.gap-note { display: block; margin-top: 3px; font-size: 11px; }
.stock { display: block; font-weight: 700; font-family: var(--gc-font-ui); }
.is-best { background: var(--gc-yellow); }
.is-oos { color: var(--gc-text-muted); }
.deal-cards { display: none; }

/* Calculator + alerts */
.split { display: flex; flex-wrap: wrap; padding: 0; }
.calc { flex: 999 1 560px; min-width: 0; padding: 48px 32px 48px 0; border-right: var(--gc-border); }
.alerts { flex: 1 1 360px; min-width: 0; padding: 48px 0 48px 32px; }
.calc__intro, .alerts__intro { margin: 8px 0 24px; font-size: var(--gc-body); }
.field-label { display: block; margin-bottom: 6px; }
.field-select, .field-input {
  width: 100%; min-height: 48px; border: var(--gc-border); border-radius: var(--gc-radius);
  background: var(--gc-paper); color: var(--gc-ink); padding: 0 12px;
}
.field-select { max-width: 420px; font: 600 16px var(--gc-font-ui); }
.field-input--big { min-height: 52px; font-size: 22px; font-weight: 600; }
.ledger { margin-top: 24px; border: var(--gc-border); font-size: 15px; }
.ledger__row { display: flex; justify-content: space-between; gap: 12px; padding: 12px 16px; border-bottom: var(--gc-rule-row); }
.ledger__row--discount { background: var(--gc-green); border-bottom: var(--gc-border); }
.ledger__row--pay { background: var(--gc-yellow); font-weight: 600; align-items: baseline; padding: 14px 16px; }
.ledger__total { font-size: 28px; }
.ledger__row--eff { background: var(--gc-ink); color: var(--gc-paper); border-bottom: 0; }
.ledger__note { margin: 12px 0 0; font-size: 14px; border: 2px dashed var(--gc-ink); padding: 10px 12px; }
.alert-form { display: flex; flex-direction: column; gap: 16px; }
.alert-form .gc-btn { min-height: 52px; }
.alert-done { border: var(--gc-border); background: var(--gc-green); padding: 20px; }
.alert-done__title { font-size: 32px; }
.alert-done p { margin: 8px 0 16px; font-size: 14px; }

/* History */
.history__meta { margin: 8px 0 0; font-size: var(--gc-body); }
#chart { margin-top: 24px; }
.stats { display: flex; flex-wrap: wrap; border: var(--gc-border); }
.stats > div { flex: 1 1 160px; padding: 14px 16px; }
.stats > div + div { border-left: var(--gc-border); }
.stats__v { font-size: 22px; font-weight: 600; }
.stats__chg { background: var(--gc-yellow); }
.chart-box { border: var(--gc-border); border-top: 0; padding: 16px 16px 8px; }
.chart-box svg { display: block; width: 100%; height: 280px; }
.chart__grid { stroke: var(--gc-grey); stroke-width: 1; }
.chart__area { fill: var(--gc-yellow); }
.chart__line { fill: none; stroke: var(--gc-ink); stroke-width: 3; }
.chart__base { stroke: var(--gc-ink); stroke-width: 2; }
.chart__axis { display: flex; justify-content: space-between; font-size: 12px; padding-top: 6px; }

/* Methodology */
.method .section__title { margin-bottom: 24px; }
.method__grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); border: var(--gc-border); }
.method__grid li { padding: 20px; }
.method__grid li + li { border-left: var(--gc-border); }
.method__num { display: inline-block; font-size: 40px; background: var(--gc-yellow); padding: 0 8px; }
.method__grid h3 { margin: 12px 0 8px; font-size: 18px; }
.method__grid p { margin: 0; font-size: 14px; line-height: 1.5; }

/* Footer */
.site-footer { background: var(--gc-ink); color: var(--gc-paper); }
.site-footer__inner { padding-top: 48px; padding-bottom: 32px; display: flex; flex-wrap: wrap; gap: 32px; justify-content: space-between; }
.site-footer__brand { flex: 1 1 320px; }
.site-footer__brand p, .site-footer__legal { color: var(--gc-grey); }
.site-footer__brand p { margin: 16px 0 0; font-size: 14px; max-width: 360px; }
.wordmark--footer .disp { font-size: 32px; padding: 2px 8px; border-width: 2px; }
.wordmark--footer .wordmark__gold { border-color: var(--gc-yellow); }
.wordmark--footer .wordmark__check { border-color: var(--gc-yellow); }
.site-footer__links { flex: 1 1 200px; display: flex; flex-direction: column; gap: 8px; font-size: 14px; }
.site-footer__links a { color: var(--gc-paper); }
.site-footer__links a:hover { background: var(--gc-yellow); color: var(--gc-ink); }
.site-footer__legal { flex: 1 1 320px; margin: 0; font-size: 12px; line-height: 1.6; }

/* ---------- Mobile (390px design) ---------- */
@media (max-width: 760px) {
  .wrap { padding: 0 var(--gc-gutter-mobile); }
  .ticker { display: none; }

  .site-header { border-top: 0; }
  .site-header__bar { flex-wrap: nowrap; gap: 8px; padding-top: 10px; padding-bottom: 10px; }
  .wordmark .disp { font-size: 26px; padding: 3px 6px 1px; border-width: 2px; }
  .site-nav { display: none; }
  .menu-open .site-nav {
    display: flex; flex-direction: column; gap: 0; order: 3; flex-basis: 100%;
    border-top: var(--gc-border-thin); margin-top: 8px;
  }
  .menu-open .site-header__bar { flex-wrap: wrap; }
  .menu-open .site-nav a { padding: 12px 0; border-bottom: var(--gc-rule-row); }
  .menu-btn { display: flex; align-items: center; justify-content: center; width: var(--gc-touch); padding: 0; border-width: 2px; }
  .state-switch { padding: 0 10px; border-width: 2px; }
  .state-switch svg, .state-switch__name, .state-switch__hint { display: none; }
  .state-switch__code { display: inline; font-size: 13px; }

  /* State picker becomes a bottom sheet */
  .state-panel { position: fixed; inset: auto 0 0 0; z-index: 40; max-height: 80vh; overflow-y: auto; border-top: var(--gc-border); }
  .sheet-open::after { content: ""; position: fixed; inset: 0; background: var(--gc-ink); opacity: .5; z-index: 30; }
  .state-panel__close { display: flex; align-items: center; justify-content: center; width: var(--gc-touch); padding: 0; border-width: 2px; }
  .state-panel__chips { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
  .state-chip { justify-content: space-between; display: flex; align-items: center; gap: 6px; text-align: left; }

  .ref-strip { display: block; overflow-x: auto; background: var(--gc-ink); color: var(--gc-paper); border-bottom: var(--gc-border); scrollbar-width: none; }
  .ref-strip::-webkit-scrollbar { display: none; }
  .ref-strip__inner { display: flex; width: max-content; }
  .ref-strip__cell { padding: 10px 16px; }
  .ref-strip__cell + .ref-strip__cell { border-left: 1px solid var(--gc-text-2); }
  .ref-strip__k { font-size: 10px; color: var(--gc-grey); }
  .ref-strip__v { font-size: 16px; font-weight: 600; color: var(--gc-yellow); }
  .notice__inner { font-size: 12px; padding-top: 6px; padding-bottom: 6px; }

  .page { display: flex; flex-direction: column; padding: 0; }
  .page > * { padding-left: var(--gc-gutter-mobile); padding-right: var(--gc-gutter-mobile); }
  .split { display: contents; }
  .hero { order: 1; flex-direction: column; gap: 20px; padding-top: 24px; padding-bottom: 28px; border-bottom: 0; }
  .board { order: 2; }
  .calc { order: 3; }
  .history { order: 4; }
  .alerts { order: 5; }
  .method { order: 6; }

  .hero__copy { flex: none; gap: 12px; }
  .hero__kicker { font-size: 11px; }
  .hero__title { font-size: 64px; }
  .hero__title br { display: none; }
  .hero__sub { font-size: 16px; }
  .ref-row { display: none; }
  .best { flex: none; box-shadow: 6px 6px 0 var(--gc-ink); }
  .best__head h2 { font-size: 20px; }
  .best__body { padding: 14px 12px; gap: 12px; }
  .best__name { font-size: 18px; }
  .best__amount { font-size: var(--gc-num-l); }
  .best__per { font-size: 12px; }
  .best__facts, .best__cta { display: none; }
  .best__mfoot { display: flex; border-top: var(--gc-border); }
  .best__mfoot > div { flex: 1; padding: 10px 12px; border-right: var(--gc-border); }
  .best__mfoot .label { font-size: 10px; }
  .best__mfoot-v { font-size: 16px; font-weight: 600; }
  .best__mfoot .gc-btn { flex: 1; display: flex; align-items: center; justify-content: center; border: 0; font-size: 13px; text-decoration: none; }

  .section { padding: 36px var(--gc-gutter-mobile) 0; border-bottom: 0; }
  .section__title { font-size: 40px; }
  .board { padding-left: 0; padding-right: 0; }
  .board .section__head, .board__foot { padding: 0 var(--gc-gutter-mobile); }
  .board__title { font-size: 44px; }
  .board__meta { font-size: 13px; color: var(--gc-text-2); }
  .board__note { display: none; }
  .filters { margin-top: 14px; padding: 10px 0; overflow-x: auto; scrollbar-width: none; }
  .filters::-webkit-scrollbar { display: none; }
  .filters__row { flex-wrap: nowrap; gap: 16px; width: max-content; padding: 0 var(--gc-gutter-mobile); }
  .table-scroll { display: none; }
  .deal-cards { display: block; }
  .deal-card { border-bottom: var(--gc-border-thin); padding: 14px var(--gc-gutter-mobile); }
  .deal-card__top { display: flex; gap: 10px; align-items: flex-start; }
  .deal-card .rank { font-size: 12px; font-weight: 600; width: 20px; padding-top: 4px; }
  .deal-card__who { flex: 1; min-width: 0; }
  .deal-card__pay { text-align: right; }
  .deal-card .pay { font-size: 18px; font-weight: 600; }
  .deal-card__line { display: flex; flex-wrap: wrap; gap: 6px 12px; margin: 10px 0 0 30px; font-size: 12px; align-items: center; }
  .deal-card__line .stock { display: inline; }
  .deal-card__offer { margin: 6px 0 0 30px; }
  .board__foot { font-size: 12px; margin-top: 12px; }

  .calc, .alerts { padding: 36px var(--gc-gutter-mobile) 0; border-right: 0; }
  .calc__intro { margin: 6px 0 12px; font-size: 14px; }
  .ledger { font-size: 13px; }
  .ledger__row { padding: 10px 12px; }
  .ledger__total { font-size: 22px; }
  .alerts { margin: 36px var(--gc-gutter-mobile) 0; padding: 16px; border: var(--gc-border); background: var(--gc-green); }
  .alerts .section__title { font-size: 32px; }
  .alerts__intro { margin: 8px 0 12px; font-size: 14px; }
  .alert-done { border: 0; padding: 0; }
  .field-input--big { font-size: 20px; min-height: 48px; }

  .stats > div { flex: 1 1 50%; }
  .stats > div + div { border-left: 0; }
  .stats > div:nth-child(even) { border-left: var(--gc-border); }
  .stats > div:nth-child(n+3) { border-top: var(--gc-border); }
  .chart-box svg { height: 140px; }
  .method { padding-bottom: 36px; }
  .method .section__title { font-size: 32px; margin-bottom: 12px; }
  .method__grid { grid-template-columns: 1fr; }
  .method__grid li + li { border-left: 0; border-top: var(--gc-border); }
  .site-footer__inner { padding-top: 32px; }
}

/* ---------- Motion ---------- */
/* A changed price flashes yellow for 600ms. Hover inversion (80ms) is on .gc-btn and .deal-row.
   Both durations are 0 under prefers-reduced-motion (see tokens). Nothing else animates. */
@keyframes gc-flash {
  from { background-color: var(--gc-yellow); color: var(--gc-ink); }
  to { background-color: transparent; }
}
.flash { animation: gc-flash var(--gc-flash) ease-out; }

@media (prefers-reduced-motion: reduce) {
  .flash { animation: none; }
  *, *::before, *::after { transition: none !important; scroll-behavior: auto !important; }
}