:root {
  --paper: #f4f0e7;
  --paper-soft: #fbf8f1;
  --card: #fffdf8;
  --ink: #17251f;
  --ink-soft: #58635e;
  --ink-faint: #7c8580;
  --line: #d8d2c5;
  --line-dark: #a9a294;
  --pine: #174d3a;
  --pine-soft: #e7efe9;
  --clay: #a44834;
  --clay-soft: #f6e9e3;
  --amber: #9a6819;
  --amber-soft: #f6eedc;
  --serif: "Songti SC", "STSong", "SimSun", serif;
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --mono: "SFMono-Regular", Consolas, monospace;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(rgba(23, 77, 58, .025) 1px, transparent 1px) 0 0 / 100% 28px,
    var(--paper);
  font-family: var(--sans);
  line-height: 1.65;
}
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: var(--pine); text-underline-offset: 3px; }
a:hover { color: var(--clay); }
:focus-visible { outline: 3px solid rgba(164, 72, 52, .42); outline-offset: 3px; }
[hidden] { display: none !important; }

.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  transform: translateY(-180%);
  padding: 8px 14px;
  color: white;
  background: var(--ink);
}
.skip-link:focus { transform: translateY(0); }

.eyebrow {
  margin: 0 0 10px;
  color: var(--pine);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.muted { color: var(--ink-soft); }
.fine-print { color: var(--ink-faint); font-size: 12px; }
.mono { font-family: var(--mono); }

.button {
  min-height: 42px;
  padding: 8px 18px;
  border: 1px solid var(--ink);
  border-radius: 2px;
  color: var(--paper-soft);
  background: var(--ink);
  cursor: pointer;
  font-weight: 650;
  letter-spacing: .04em;
}
.button:hover { background: var(--pine); border-color: var(--pine); }
.button:disabled { cursor: not-allowed; opacity: .45; }
.button-secondary { color: var(--ink); background: var(--card); }
.button-secondary:hover { color: var(--paper-soft); }
.button-danger { color: var(--clay); background: transparent; border-color: var(--clay); }
.button-danger:hover { color: white; background: var(--clay); }
.button-quiet { min-height: 34px; padding: 5px 12px; color: inherit; background: transparent; border-color: currentColor; }

.field { display: grid; gap: 6px; }
.field > label, .field > legend { color: var(--ink-soft); font-size: 13px; font-weight: 650; }
.field input, .field select, .field textarea {
  width: 100%;
  min-height: 42px;
  padding: 8px 11px;
  border: 1px solid var(--line-dark);
  border-radius: 2px;
  color: var(--ink);
  background: white;
}
.field textarea { min-height: 90px; resize: vertical; }
.field-hint { color: var(--ink-faint); font-size: 11px; }
.field-error { color: var(--clay); font-size: 12px; }

.status-pill, .action-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: fit-content;
  padding: 3px 9px;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 750;
  letter-spacing: .04em;
}
.status-pill::before { content: "◆"; font-size: 8px; }
.status-pass { color: var(--pine); background: var(--pine-soft); }
.status-needs { color: var(--amber); background: var(--amber-soft); }
.status-eliminated { color: var(--clay); background: var(--clay-soft); }

.notice {
  padding: 12px 15px;
  border-left: 3px solid var(--amber);
  color: #624718;
  background: var(--amber-soft);
}
.notice-error { border-color: var(--clay); color: #762e20; background: var(--clay-soft); }
.notice-success { border-color: var(--pine); color: var(--pine); background: var(--pine-soft); }

.state-card {
  max-width: 680px;
  margin: 18vh auto 0;
  padding: 40px;
  border-top: 4px solid var(--pine);
  background: var(--card);
  box-shadow: 0 20px 60px rgba(23, 37, 31, .08);
}
.state-card h1 { margin: 0 0 12px; font: 800 clamp(28px, 5vw, 44px)/1.2 var(--serif); }

.legal-footer {
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
  padding: 28px 20px 36px;
  color: var(--ink-faint);
  font-size: 12px;
}

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

@media (max-width: 600px) {
  .state-card { margin: 12vh 16px 0; padding: 28px 22px; }
  .legal-footer { align-items: center; flex-direction: column; gap: 6px; }
}