/* One palette, shell, type scale and control language for every app page. */
:root {
  color-scheme: light;
  --bg: #fafafa; --panel: #fff; --line: #e1e7e2; --line-bright: #bee8c8;
  --ink: #1a1a1a; --ink-dim: #4b554e; --muted: #4b554e;
  --primary-bright: #166534; --primary: #15803d; --primary-dim: #15803d;
  --green: #15803d; --green-strong: #166534; --green-dim: #dcfce7;
  --red: #b91c1c; --red-dim: #fee2e2; --soft: #f0f5f1;
  --on-accent: #fff; --chart-grid: #e1e7e2; --chart-fill: rgba(21,128,61,.15);
  --ui-width: 1080px; --ui-radius: 12px;
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #000; --panel: #0d0d0d; --line: #292929; --line-bright: #454545;
  --ink: #f5f5f5; --ink-dim: #b3b3b3; --muted: #b3b3b3;
  --primary-bright: #86efac; --primary: #4ade80; --primary-dim: #4ade80;
  --green: #4ade80; --green-strong: #86efac; --green-dim: rgba(74,222,128,.14);
  --red: #f87171; --red-dim: rgba(248,113,113,.14); --soft: #141814;
  --on-accent: #052e16; --chart-grid: #303030; --chart-fill: rgba(74,222,128,.17);
}
* { box-sizing: border-box; }
html { min-height: 100%; scroll-padding-top: 100px; background: var(--bg); }
body {
  margin: 0; padding: 0; max-width: none; min-height: 100vh;
  background: var(--bg); color: var(--ink);
  font-family: 'JetBrains Mono', ui-monospace, Consolas, monospace;
  font-size: 13.5px; line-height: 1.65;
}
button, input, select { font: inherit; }
a, button, input, select { -webkit-tap-highlight-color: transparent; }
:where(a,button,input,select,[tabindex]):focus-visible { outline: 3px solid var(--primary); outline-offset: 3px; }
[hidden] { display: none !important; }
button:disabled { opacity: .6; cursor: wait; }
.page, .practice-page { width: 100%; max-width: var(--ui-width); padding: 32px 24px 64px; margin: 0 auto; }
.app-header { position: sticky; top: 0; z-index: 80; background: var(--bg); border-bottom: 1px solid var(--line); }
.app-header-inner { max-width: var(--ui-width); margin: auto; padding: 12px 24px; display: flex; align-items: center; gap: 24px; }
.ui-brand { flex: none; text-decoration: none; color: var(--primary-bright); font-size: 17px; font-weight: 700; letter-spacing: -.03em; }
.ui-brand span { color: var(--primary); }
.app-nav { display: flex; align-items: center; gap: 6px; margin-right: auto; }
.app-nav a { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; padding: 8px 10px; border-radius: 8px; color: var(--ink-dim); font-size: 12px; text-decoration: none; white-space: nowrap; }
.app-nav a:hover { background: var(--soft); color: var(--ink); }
.app-nav a[aria-current="page"] { background: var(--green-dim); color: var(--primary-bright); font-weight: 700; }
.ui-nav-detail { border: 1px solid currentColor; border-radius: 4px; font-size: 9px; padding: 0 4px; line-height: 1.5; }
.app-actions { display: flex; align-items: center; gap: 6px; flex: none; }
.ui-button, .ui-icon-button, .google-btn {
  min-height: 44px; display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 1px solid var(--line); border-radius: 8px; padding: 8px 12px;
  background: var(--panel); color: var(--ink); font-family: inherit; text-decoration: none; cursor: pointer;
}
.ui-button:hover, .ui-icon-button:hover, .google-btn:hover { background: var(--soft); border-color: var(--primary); }
.ui-icon-button { width: 44px; flex: none; padding: 0; font-size: 19px; }
.ui-auth { font-size: 12px; white-space: nowrap; }
.ui-primary, .login-prompt button, .link-form button { background: var(--primary-bright); color: var(--on-accent); border-color: var(--primary-bright); }
.ui-primary:hover, .login-prompt button:hover, .link-form button:hover { background: var(--primary); color: var(--on-accent); }
.link-form { display: grid; gap: 8px; max-width: 440px; }
.link-form label { font-size: 12px; margin-top: 8px; }
.link-form input { min-width: 0; width: 100%; min-height: 44px; padding: 10px 12px; background: var(--bg); color: var(--ink); border: 1px solid var(--line); border-radius: 8px; }
.ui-skip { position: fixed; top: 8px; left: 12px; z-index: 300; transform: translateY(-200%); background: var(--panel); color: var(--ink); padding: 10px 14px; border: 2px solid var(--primary); border-radius: 8px; }
.ui-skip:focus { transform: translateY(0); }
.app-footer { max-width: var(--ui-width); margin: 0 auto; padding: 24px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 11px; color: var(--ink-dim); }
.app-footer nav { display: flex; gap: 20px; }
.app-footer a { color: var(--primary); text-decoration: none; }
.app-footer a:hover { text-decoration: underline; }
.ui-muted { color: var(--ink-dim); }
.ui-eyebrow, .page-heading .tag { color: var(--primary); font-size: 11px; text-transform: uppercase; letter-spacing: .09em; }
.page-heading { margin-bottom: 28px; }
.page-heading h1 { color: var(--primary-bright); font-size: clamp(25px,4vw,34px); line-height: 1.25; margin: 6px 0 12px; letter-spacing: -.035em; }
.page-heading p { margin: 8px 0; max-width: 80ch; }
.page-heading-row { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
#generated-at { font-size: 11px; color: var(--ink-dim); overflow-wrap: anywhere; }
.home-page .masthead { text-align: left; margin: 8px 0 36px; }
.home-page .masthead h1 { font-size: clamp(30px,5vw,44px); }
.home-page .masthead .rule { margin-left: 0; }
.project-card .desc { max-width: 80ch; }
.section-label { flex-wrap: wrap; gap: 8px; }
.section-label .count { margin-left: auto; }
.data-panel, .term-panel, .card { border-radius: var(--ui-radius); border-color: var(--line); background: var(--panel); min-width: 0; }
.section-label, .data-panel, .term-panel { scroll-margin-top: 16px; }
.term-panel:hover, .data-panel:hover { transform: none; box-shadow: none; }
.term-titlebar { color: var(--on-accent); gap: 12px; flex-wrap: wrap; padding: 12px 16px; font-size: 11px; }
.term-titlebar .count { opacity: 1; font-size: 10px; }
.term-titlebar .info-icon { color: var(--on-accent); border-color: currentColor; }
.term-titlebar .info-icon:hover, .term-titlebar .info-icon:focus-visible { color: var(--on-accent); border-color: currentColor; }
.term-titlebar .chart-range { margin-left: auto; }
.range-btn { color: var(--on-accent); border-color: currentColor; min-height: 32px; min-width: 36px; opacity: 1; }
.range-btn.active { background: var(--on-accent); color: var(--primary-bright); border-color: var(--on-accent); }
.term-body { padding: 16px; }
.term-body.pad-0 { overflow-x: auto; }
.chart-wrap { height: 260px; }
.ranges { flex-wrap: wrap; }
.ranges button { min-height: 36px; min-width: 40px; }
.ranges button[aria-pressed="true"] { background: var(--primary-bright); color: var(--on-accent); }
.kv-row { gap: 12px; }
.kv-row .v { text-align: right; overflow-wrap: anywhere; }
.svc-row { gap: 12px; flex-wrap: wrap; }
.error, .error-msg { overflow-wrap: anywhere; }
.ui-message { padding: 24px; }
.ui-message h2 { margin: 0 0 8px; font-size: 18px; color: var(--ink); }
.ui-message p { color: var(--ink-dim); margin: 0 0 18px; }
.ui-warning { color: var(--red); }
.retry-button { margin-left: 8px; }
.status-line { align-items: flex-start; overflow-wrap: anywhere; }
.status-dot { margin-top: 7px; }
.status-dot.warning { background: var(--red); }
.practice-page .card { padding: 20px; }
.practice-page .small { font-size: 12px; }
.practice-page .v { font-family: inherit; }
.practice-page .metric .v { font-size: 17px; }
.practice-page canvas { touch-action: pan-y; }
.chart-note { font-variant-numeric: tabular-nums; }
.legal-page { max-width: var(--ui-width); }
.legal-content { max-width: 76ch; margin: 0 auto; }
.legal-page h1 { font-size: clamp(26px,4vw,34px); }
.login-page { display: flex; flex-direction: column; min-height: 100vh; }
.login-main { width: 100%; max-width: var(--ui-width); margin: auto; padding: 48px 24px 64px; flex: 1; display: grid; place-items: center; }
.ui-login-card { max-width: 400px; width: 100%; padding: 28px; border-radius: var(--ui-radius); background: var(--panel); border: 1px solid var(--line); }
.ui-login-card h1 { font-size: 28px; margin: 6px 0; color: var(--primary-bright); }
.ui-login-card label { display: block; margin: 16px 0 6px; font-size: 12px; }
.ui-login-card input { width: 100%; min-height: 44px; padding: 10px 12px; background: var(--bg); color: var(--ink); border: 1px solid var(--line); border-radius: 8px; }
.ui-login-card .ui-primary { width: 100%; margin-top: 20px; }
.ui-login-card .google-btn { width: 100%; }
.ui-login-card .error { color: var(--red); background: var(--red-dim); padding: 10px; border-radius: 8px; margin-top: 16px; }
.oauth-divider { display: flex; align-items: center; gap: 12px; margin: 20px 0; color: var(--ink-dim); font-size: 11px; }
.oauth-divider::before, .oauth-divider::after { content: ''; flex: 1; height: 1px; background: var(--line); }
.login-page .app-footer { width: 100%; }
.nav-sidebar { position: fixed; right: 0; z-index: 120; width: min(320px,90vw); top: 0; height: 100dvh; max-height: 100dvh; background: var(--panel); border-left: 1px solid var(--line); padding: 18px 0; overflow-y: auto; box-shadow: -8px 0 32px rgba(0,0,0,.2); }
.nav-backdrop { position: fixed; inset: 0; z-index: 110; background: rgba(0,0,0,.5); }
.nav-sidebar-head { display: flex; align-items: center; justify-content: space-between; padding: 0 16px 12px; }
.nav-sidebar-head h2 { font-size: 12px; text-transform: uppercase; color: var(--ink-dim); margin: 0; }
.nav-sidebar a { display: block; padding: 10px 20px; min-height: 44px; text-decoration: none; color: var(--ink); border-left: 3px solid transparent; }
.nav-sidebar a:hover, .nav-sidebar a:focus-visible { background: var(--green-dim); border-color: var(--primary); }
.nav-sidebar a.nav-top { border-bottom: 1px solid var(--line); margin-bottom: 8px; }
.nav-sidebar a.nav-external { border-top: 1px solid var(--line); margin-top: 8px; }
.nav-close { background: none; border: 0; color: var(--ink); cursor: pointer; font-size: 24px; min-width: 44px; min-height: 44px; }
.ui-menu-open { overflow: hidden; }
@media(max-width: 760px) {
  .app-header-inner { display: grid; grid-template-columns: 1fr auto; gap: 6px 12px; padding: 8px 16px; }
  .app-actions { grid-column: 2; grid-row: 1; }
  .app-nav { grid-column: 1/-1; grid-row: 2; width: 100%; gap: 4px; overflow-x: auto; }
  .app-nav a { flex: 1; justify-content: center; padding: 8px 7px; font-size: 11px; }
  .app-header .ui-auth { padding: 8px; }
  html { scroll-padding-top: 132px; }
  .page, .practice-page { padding: 24px 16px 48px; }
  .app-footer { padding: 20px 16px; }
}
@media(max-width: 640px) {
  .dgrid tbody td:not([colspan]) { display: grid; grid-template-columns: minmax(96px,.7fr) minmax(0,1fr); gap: 12px; white-space: normal; padding: 5px 14px; max-width: none; }
  .dgrid tbody td[data-label]::before { content: attr(data-label); color: var(--ink-dim); font-size: 10px; text-transform: uppercase; letter-spacing: .03em; padding-top: 2px; }
  .term-titlebar { padding: 12px 14px; }
  .kv-row { flex-wrap: wrap; }
  .kv-row .v { margin-left: auto; }
  .section-label .count { font-size: 10px; }
  .research-metrics { grid-template-columns: 1fr; }
  .ui-login-card { padding: 24px; }
}
@media(prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation: none !important; transition: none !important; }
}