@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@400;500;600;700&family=Chivo:wght@500;600;700&display=swap');

:root {
  --ink: oklch(0.93 0.008 70);
  --muted: oklch(0.69 0.012 70);
  --faint: oklch(0.53 0.012 70);
  --canvas: oklch(0.145 0.008 70);
  --surface: oklch(0.19 0.009 70);
  --raised: oklch(0.235 0.011 70);
  --line: oklch(0.32 0.012 70);
  --soft-line: oklch(0.27 0.009 70);
  --orange: oklch(0.69 0.17 45);
  --orange-soft: oklch(0.28 0.055 45);
  --amber: oklch(0.79 0.14 84);
  --amber-soft: oklch(0.28 0.038 84);
  --green: oklch(0.76 0.13 150);
  --green-soft: oklch(0.26 0.04 150);
  --red: oklch(0.7 0.16 25);
  --red-soft: oklch(0.26 0.045 25);
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 24px;
  --space-2xl: 32px;
  --space-3xl: 48px;
  font-family: "Archivo", sans-serif;
  color: var(--ink);
  background: var(--canvas);
}

* { box-sizing: border-box; }
html { min-height: 100%; background: var(--canvas); }
body { min-height: 100vh; margin: 0; background: var(--canvas); color: var(--ink); }
button, input, select { font: inherit; }
button { color: inherit; }
button:focus-visible, input:focus-visible, select:focus-visible { outline: 2px solid var(--orange); outline-offset: 3px; }
[hidden] { display: none !important; }

.skip-link { position: fixed; inset-block-start: 8px; inset-inline-start: 8px; z-index: 100; transform: translateY(-150%); background: var(--ink); color: var(--canvas); padding: 10px 14px; }
.skip-link:focus { transform: translateY(0); }
.offline-banner { position: fixed; inset: 0 0 auto; z-index: 90; padding: 9px 16px; background: var(--amber); color: oklch(0.18 0.02 84); text-align: center; font-size: .84rem; font-weight: 700; }

.auth-shell { min-height: 100vh; display: grid; grid-template-columns: minmax(320px, 1.35fr) minmax(320px, .65fr); grid-template-rows: auto 1fr; grid-template-areas: "brand empty" "copy form"; gap: var(--space-3xl); padding: clamp(24px, 6vw, 88px); background: radial-gradient(circle at 16% 18%, oklch(0.27 0.045 45 / .32), transparent 36%), var(--canvas); }
.brand-mark { grid-area: brand; display: flex; gap: 2px; align-self: start; font: 700 1rem "Chivo", sans-serif; letter-spacing: -.06em; }
.brand-mark span { display: grid; place-items: center; inline-size: 34px; block-size: 34px; background: var(--orange); color: oklch(0.17 0.02 45); }
.brand-mark span + span { background: var(--raised); color: var(--ink); }
.auth-copy { grid-area: copy; align-self: end; min-width: 0; max-width: 760px; padding-block-end: 10vh; }
.eyebrow { margin: 0 0 var(--space-md); color: var(--orange); font-size: .72rem; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.auth-copy h1 { margin: 0; max-width: 12ch; font: 600 clamp(2.8rem, 7vw, 6.8rem)/.94 "Chivo", sans-serif; letter-spacing: -.06em; }
.auth-copy > p:last-child { max-width: 50ch; margin: var(--space-xl) 0 0; color: var(--muted); font-size: 1.05rem; line-height: 1.65; }
.auth-form { grid-area: form; align-self: end; display: grid; gap: var(--space-md); max-width: 390px; margin-inline-start: auto; margin-block-end: 10vh; inline-size: 100%; padding: var(--space-xl); background: var(--surface); border: 1px solid var(--line); }
.auth-form label { color: var(--muted); font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }
select, input { inline-size: 100%; min-block-size: 48px; padding: 0 14px; border: 1px solid var(--line); border-radius: 0; background: var(--canvas); color: var(--ink); }
.primary, .secondary, .text-button, .icon-button, .nav-item, .segmented button, .bottom-nav button { min-block-size: 44px; border: 0; cursor: pointer; }
.primary { padding: 0 18px; background: var(--orange); color: oklch(0.17 0.02 45); font-weight: 800; }
.primary:hover { background: oklch(0.74 0.17 45); }
.primary:disabled { cursor: not-allowed; opacity: .45; }
.secondary { padding: 0 16px; background: var(--raised); border: 1px solid var(--line); font-weight: 700; }
.text-button { padding: 0 8px; background: transparent; color: var(--muted); font-weight: 600; }
.text-button:hover { color: var(--ink); }
.form-message { min-height: 1.4rem; margin: 0; color: var(--amber); font-size: .84rem; line-height: 1.5; }

.app-shell { min-height: 100vh; display: grid; grid-template-columns: 224px minmax(0, 1fr); }
.rail { position: sticky; inset-block-start: 0; block-size: 100vh; display: flex; flex-direction: column; padding: var(--space-xl) var(--space-lg); border-inline-end: 1px solid var(--soft-line); background: oklch(0.165 0.008 70); }
.rail-brand { display: flex; align-items: center; gap: var(--space-md); font: 600 .82rem/1.2 "Chivo", sans-serif; }
.rail-symbol { display: grid; place-items: center; inline-size: 40px; block-size: 40px; background: var(--orange); color: oklch(0.17 0.02 45); font-weight: 800; }
.rail nav { display: grid; gap: var(--space-sm); margin-block-start: 64px; }
.nav-item { display: flex; align-items: center; gap: var(--space-md); padding-inline: var(--space-md); background: transparent; color: var(--muted); text-align: start; }
.nav-item.active { background: var(--orange-soft); color: var(--ink); }
.nav-item span { color: var(--orange); }
.company-lock { display: grid; gap: var(--space-xs); margin-block-start: auto; padding: var(--space-md); border: 1px solid var(--soft-line); }
.company-lock span, .company-lock small { color: var(--faint); font-size: .7rem; text-transform: uppercase; letter-spacing: .08em; }
.company-lock strong { font: 600 .88rem "Chivo", sans-serif; }
.main { min-width: 0; padding: clamp(24px, 4vw, 64px); }
.page-head { display: flex; justify-content: space-between; gap: var(--space-xl); align-items: flex-end; }
.page-head h1 { margin: 0; font: 600 3rem/1 "Chivo", sans-serif; letter-spacing: -.045em; }
.head-note { max-width: 62ch; margin: var(--space-md) 0 0; color: var(--muted); line-height: 1.55; }
.head-actions { display: flex; align-items: center; gap: var(--space-md); }
.mode-badge { min-height: 36px; display: inline-flex; align-items: center; padding-inline: var(--space-md); background: var(--amber-soft); color: var(--amber); border: 1px solid color-mix(in oklch, var(--amber), transparent 70%); font-size: .75rem; font-weight: 700; }
.summary-strip { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-block: var(--space-3xl) var(--space-xl); border-block: 1px solid var(--line); }
.summary-item { display: grid; grid-template-columns: auto 1fr; gap: var(--space-sm) var(--space-md); padding: var(--space-lg) var(--space-xl); border-inline-end: 1px solid var(--soft-line); }
.summary-item:last-child { border-inline-end: 0; }
.summary-number { grid-row: span 2; align-self: center; font: 600 2.2rem "Chivo", sans-serif; font-variant-numeric: tabular-nums; }
.summary-label { align-self: end; color: var(--muted); font-size: .78rem; }
.summary-value { color: var(--faint); font-size: .72rem; }
.workspace { display: grid; grid-template-columns: minmax(360px, .9fr) minmax(420px, 1.1fr); min-height: 610px; border: 1px solid var(--line); background: var(--surface); }
.queue-pane { min-width: 0; border-inline-end: 1px solid var(--line); }
.queue-tools { display: grid; gap: var(--space-md); padding: var(--space-lg); border-block-end: 1px solid var(--soft-line); }
.search { position: relative; }
.search span { position: absolute; inset-inline-start: 14px; inset-block-start: 12px; color: var(--faint); }
.search input { padding-inline-start: 38px; background: var(--raised); }
.segmented { display: flex; gap: var(--space-xs); overflow-x: auto; }
.segmented button { flex: 0 0 auto; padding-inline: 14px; background: transparent; color: var(--muted); font-size: .78rem; }
.segmented button.selected { background: var(--raised); color: var(--ink); }
.queue { max-height: 620px; overflow: auto; }
.queue-card { width: 100%; display: grid; grid-template-columns: 1fr auto; gap: var(--space-md); padding: var(--space-lg); border: 0; border-block-end: 1px solid var(--soft-line); background: transparent; color: inherit; text-align: start; cursor: pointer; }
.queue-card:hover, .queue-card.selected { background: var(--raised); }
.queue-card.selected { box-shadow: inset 0 -2px var(--orange); }
.queue-title { margin: 0; font: 600 .96rem "Chivo", sans-serif; }
.queue-ref { margin: var(--space-xs) 0 0; color: var(--muted); font-size: .76rem; }
.queue-amount { text-align: end; font: 600 1rem "Chivo", sans-serif; font-variant-numeric: tabular-nums; white-space: nowrap; }
.queue-due { margin-block-start: var(--space-xs); color: var(--muted); font-size: .72rem; }
.status { display: inline-flex; align-items: center; gap: 7px; margin-block-start: var(--space-md); color: var(--amber); font-size: .72rem; font-weight: 700; }
.status::before { content: ""; inline-size: 7px; block-size: 7px; border-radius: 50%; background: currentColor; }
.status.ready { color: var(--orange); }
.status.approved { color: var(--green); }
.status.rejected { color: var(--red); }
.detail-pane { min-width: 0; padding: clamp(20px, 3vw, 40px); }
.empty-detail { min-height: 500px; display: grid; place-content: center; justify-items: center; text-align: center; color: var(--muted); }
.empty-glyph { font-size: 3.4rem; color: var(--line); }
.empty-detail h2 { margin: var(--space-lg) 0 var(--space-sm); color: var(--ink); font: 600 1.3rem "Chivo", sans-serif; }
.empty-detail p { max-width: 38ch; margin: 0; line-height: 1.6; }
.detail-top { display: flex; justify-content: space-between; gap: var(--space-xl); align-items: flex-start; }
.detail-top h2 { margin: 0; font: 600 1.9rem/1.1 "Chivo", sans-serif; letter-spacing: -.03em; overflow-wrap: anywhere; }
.detail-amount { margin-block-start: var(--space-sm); font: 600 2.4rem "Chivo", sans-serif; font-variant-numeric: tabular-nums; }
.detail-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-lg) var(--space-xl); margin-block: var(--space-2xl); padding-block: var(--space-xl); border-block: 1px solid var(--soft-line); }
.field { min-width: 0; }
.field span { display: block; margin-block-end: var(--space-xs); color: var(--faint); font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; }
.field strong { display: block; font-size: .88rem; overflow-wrap: anywhere; }
.consequence { padding: var(--space-lg); background: var(--amber-soft); border: 1px solid color-mix(in oklch, var(--amber), transparent 72%); }
.consequence h3 { margin: 0 0 var(--space-sm); font: 600 .9rem "Chivo", sans-serif; color: var(--amber); }
.consequence p { margin: 0; color: color-mix(in oklch, var(--amber), var(--ink) 44%); font-size: .83rem; line-height: 1.55; }
.decision-actions { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md); margin-block-start: var(--space-xl); }
.decision-actions .primary { grid-column: 1 / -1; min-block-size: 56px; }
.danger, .correction { min-block-size: 48px; border: 1px solid var(--line); background: transparent; font-weight: 700; cursor: pointer; }
.danger { color: var(--red); }
.correction { color: var(--amber); }
.decision-actions button:disabled { opacity: .4; cursor: not-allowed; }
.audit-head { margin-block: var(--space-3xl) var(--space-xl); }
.audit-head h2 { margin: 0; font: 600 1.8rem "Chivo", sans-serif; }
.audit-head p { color: var(--muted); }
.audit-list { border-block-start: 1px solid var(--line); }
.audit-event { display: grid; grid-template-columns: 180px 1fr auto; gap: var(--space-xl); padding: var(--space-lg) 0; border-block-end: 1px solid var(--soft-line); }
.audit-event time, .audit-event small { color: var(--faint); font-size: .76rem; }
.toast { position: fixed; inset: auto 20px 20px auto; z-index: 80; max-width: 420px; padding: var(--space-lg); background: var(--ink); color: var(--canvas); font-weight: 700; box-shadow: 0 20px 60px oklch(0.06 0 0 / .4); }
.mobile-header, .bottom-nav { display: none; }
.empty-queue { padding: var(--space-2xl); color: var(--muted); text-align: center; line-height: 1.6; }

@media (max-width: 1050px) {
  .app-shell { grid-template-columns: 82px minmax(0, 1fr); }
  .rail-brand > span:last-child, .nav-item:not(.active) { font-size: 0; }
  .nav-item { justify-content: center; }
  .nav-item span { font-size: 1rem; }
  .company-lock { display: none; }
  .workspace { grid-template-columns: minmax(310px, .85fr) minmax(360px, 1.15fr); }
}

@media (max-width: 760px) {
  body { padding-block-end: calc(72px + env(safe-area-inset-bottom)); }
  .auth-shell { min-height: 100svh; display: flex; flex-direction: column; gap: var(--space-2xl); padding: 24px 20px 40px; }
  .auth-copy { align-self: stretch; padding: 7vh 0 0; }
  .auth-copy h1 { font-size: clamp(2.45rem, 13vw, 4.3rem); }
  .auth-copy > p:last-child { font-size: .95rem; }
  .auth-form { margin: auto 0 0; max-width: none; padding: var(--space-lg); }
  .app-shell { display: block; }
  .rail { display: none; }
  .mobile-header { position: sticky; inset-block-start: 0; z-index: 30; display: flex; justify-content: space-between; align-items: center; min-height: 64px; padding: 8px 16px; background: color-mix(in oklch, var(--canvas), transparent 4%); border-block-end: 1px solid var(--soft-line); }
  .mobile-header .eyebrow { margin: 0 0 2px; font-size: .58rem; }
  .mobile-header strong { font: 600 .82rem "Chivo", sans-serif; }
  .icon-button { inline-size: 44px; background: var(--raised); }
  .main { padding: 24px 16px; }
  .page-head { display: block; }
  .page-head h1 { font-size: 2.25rem; }
  .head-note { font-size: .85rem; }
  .head-actions { margin-block-start: var(--space-lg); flex-wrap: wrap; }
  #refresh { display: none; }
  .summary-strip { grid-template-columns: repeat(3, 72vw); overflow-x: auto; scroll-snap-type: x mandatory; margin-block: var(--space-xl); }
  .summary-item { scroll-snap-align: start; padding-inline: var(--space-lg); }
  .workspace { display: block; min-height: 0; border: 0; background: transparent; }
  .queue-pane { border: 1px solid var(--line); }
  .queue { max-height: none; }
  .detail-pane { position: fixed; inset: 0; z-index: 50; overflow-y: auto; padding: 80px 18px calc(96px + env(safe-area-inset-bottom)); background: var(--surface); transform: translateX(100%); transition: transform 220ms cubic-bezier(.22,1,.36,1); }
  .detail-pane.open { transform: translateX(0); }
  .detail-close { position: fixed; inset-block-start: 16px; inset-inline-start: 16px; inline-size: 48px; block-size: 48px; border: 1px solid var(--line); background: var(--raised); color: var(--ink); font-size: 1.3rem; }
  .detail-grid { grid-template-columns: 1fr; }
  .detail-amount { font-size: 2rem; }
  .decision-actions { position: sticky; inset-block-end: 0; margin-inline: -18px; padding: 14px 18px calc(14px + env(safe-area-inset-bottom)); background: var(--surface); border-block-start: 1px solid var(--line); }
  .bottom-nav { position: fixed; inset: auto 0 0; z-index: 40; display: grid; grid-template-columns: repeat(2, 1fr); padding-block-end: env(safe-area-inset-bottom); background: var(--canvas); border-block-start: 1px solid var(--line); }
  .bottom-nav button { display: grid; place-items: center; gap: 2px; padding: 8px; background: transparent; color: var(--muted); font-size: .7rem; }
  .bottom-nav button span { font-size: 1rem; }
  .bottom-nav button.active { color: var(--orange); }
  .audit-event { grid-template-columns: 1fr auto; }
  .audit-event time { grid-column: 1 / -1; }
  .toast { inset: auto 12px calc(82px + env(safe-area-inset-bottom)) 12px; max-width: none; }
}

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

@media (forced-colors: active) {
  .status::before { border: 1px solid CanvasText; }
  .primary { border: 2px solid ButtonText; }
}