:root {
  color-scheme: light;
  --paper: #f3efe6;
  --paper-2: #fffdf8;
  --ink: #1c1916;
  --muted: #4e4942;
  --line: #e0d6c6;
  --pine: #145c3a;
  --pine-soft: #e7f5ee;
  --brick: #8f2d12;
  --brick-soft: #fde8df;
  --amber: #8a4b08;
  --amber-soft: #f8efd8;
  --shadow: 0 18px 40px rgba(28, 25, 22, 0.06);
  --serif: "Iowan Old Style", Palatino, "Palatino Linotype", Georgia, serif;
  --sans: ui-sans-serif, system-ui, "Segoe UI", Helvetica, Arial, sans-serif;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --paper: #141210;
  --paper-2: #1e1b18;
  --ink: #f4f0e8;
  --muted: #c8bfb2;
  --line: #3a342c;
  --pine: #8fd4b4;
  --pine-soft: #173028;
  --brick: #ffb088;
  --brick-soft: #3a2218;
  --amber: #f0c27a;
  --amber-soft: #332812;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.05rem;
  line-height: 1.55;
  text-wrap: pretty;
}

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

::selection {
  background: var(--pine-soft);
  color: var(--ink);
}

:focus-visible {
  outline: 2px solid var(--pine);
  outline-offset: 3px;
}



img, svg { display: block; max-width: 100%; }

a { color: var(--pine); }

code {
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 0.86em;
}

.skip {
  position: absolute;
  left: 12px;
  top: -48px;
  z-index: 20;
  background: var(--ink);
  color: var(--paper);
  padding: 8px 12px;
  border-radius: 10px;
  text-decoration: none;
}

.skip:focus { top: 12px; }

.bar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 20px;
  min-height: 68px;
  padding: 10px 20px;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
  letter-spacing: -0.02em;
}

.mark { flex: none; }

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
}

nav a {
  color: var(--ink);
  text-decoration: none;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

nav a:hover { color: var(--pine); }

.theme {
  margin-left: auto;
  min-height: 44px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--paper-2);
  color: var(--ink);
  font: inherit;
  font-size: 0.92rem;
  cursor: pointer;
}

.theme:hover { border-color: var(--ink); }

.hero, .panel {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  padding: 28px 0 8px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--brick);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1, h2, h3, .serif {
  font-family: var(--serif);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.08;
}

h1 {
  margin: 0;
  max-width: 14ch;
  font-size: clamp(2.35rem, 6vw, 3.9rem);
}

.lede {
  max-width: 42rem;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1.15rem;
}

.hero-actions, .actions, .samples {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.hero-actions { margin-top: 26px; }

.button, .text-button {
  font: inherit;
  cursor: pointer;
  text-decoration: none;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
}

.button-primary {
  background: var(--ink);
  color: var(--paper);
}

.button-primary:hover { filter: brightness(1.15); }

:root[data-theme="dark"] .button-primary:hover { filter: brightness(0.9); }

.button-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

.button-ghost:hover { border-color: var(--ink); }

.text-button {
  min-height: 44px;
  padding: 0;
  border: 0;
  background: none;
  color: var(--pine);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.panel { padding: 28px 0 8px; }

.section-head {
  max-width: 40rem;
  margin-bottom: 18px;
}

.section-head h2, .miss h1 {
  margin: 0 0 8px;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
}

.section-head p, .card p, .ask, .foot, .fine, .result-buyer {
  color: var(--muted);
}

.section-head.row {
  max-width: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 20px;
  align-items: end;
}

.count {
  margin: 0;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  color: var(--ink);
}

.screen-grid, .cards {
  display: grid;
  gap: 16px;
}

.card {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px;
  box-shadow: var(--shadow);
}

.form, .checklist { display: grid; gap: 12px; }

.field { display: grid; gap: 6px; }

label, legend {
  font-weight: 650;
}

.opt {
  font-weight: 500;
  color: var(--muted);
}

input[type="text"] {
  width: 100%;
  min-height: 48px;
  padding: 0 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font: inherit;
}

input[aria-invalid="true"] { border-color: var(--brick); }

fieldset {
  margin: 0;
  padding: 0;
  border: 0;
  display: grid;
  gap: 8px;
}

legend { margin-bottom: 4px; }

.check {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--paper);
  font-weight: 500;
}

.check input {
  width: 1.15rem;
  height: 1.15rem;
  margin-top: 0.2rem;
  accent-color: var(--pine);
  flex: none;
}

.error {
  min-height: 1.4em;
  margin: 0;
  color: var(--brick);
  font-weight: 650;
}

.samples { margin-top: -4px; }

.result { align-self: start; }

.result h3, .card h3 {
  margin: 0 0 8px;
  font-size: 1.7rem;
}

.result h4 {
  margin: 16px 0 6px;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.result ul, .result ol, .ask {
  margin: 0;
  padding-left: 1.2rem;
}

.result li + li, .ask li + li { margin-top: 6px; }

.result-buyer {
  margin: 0 0 8px;
  font-weight: 700;
  overflow-wrap: anywhere;
}

.level {
  display: inline-flex;
  margin: 0 0 8px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.result[data-level="likely"] { border-color: var(--brick); }
.result[data-level="likely"] .level { background: var(--brick-soft); color: var(--brick); }
.result[data-level="mixed"] { border-color: var(--amber); }
.result[data-level="mixed"] .level { background: var(--amber-soft); color: var(--amber); }
.result[data-level="unclear"] { border-color: var(--pine); }
.result[data-level="unclear"] .level { background: var(--pine-soft); color: var(--pine); }

.fine { margin: 16px 0 0; font-size: 0.92rem; }

.ask { margin: 0; }

.cards { margin-bottom: 12px; }

.foot, .noscript {
  width: min(1080px, calc(100% - 32px));
  margin: 28px auto 40px;
  font-size: 0.95rem;
}

.noscript {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--amber-soft);
  color: var(--ink);
}

.miss {
  width: min(720px, calc(100% - 32px));
  margin: 12vh auto;
}

@media (max-width: 720px) {
  .bar {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    row-gap: 0;
  }
  .brand { grid-column: 1; grid-row: 1; }
  .theme { grid-column: 2; grid-row: 1; margin-left: 0; }
  nav { grid-column: 1 / -1; grid-row: 2; }
}

@media (min-width: 880px) {
  .hero { padding-top: 48px; }
  .screen-grid { grid-template-columns: 1.15fr 0.85fr; align-items: start; }
  .result {
    position: sticky;
    top: 84px;
    max-height: calc(100vh - 104px);
    overflow: auto;
  }
  .cards { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 420px) {
  .bar { padding-inline: 14px; }
  .hero, .panel, .foot, .noscript { width: min(1080px, calc(100% - 28px)); }
  .hero-actions, .actions { align-items: stretch; }
  .hero-actions .button, .actions .button { flex: 1 1 100%; }
}