:root {
  --paper: #f7f8fc;
  --card: #ffffff;
  --ink: #1c1f2e;
  --muted: #5b6178;
  --line: #d8dcec;
  --blue: #3d4ed7;
  --blue-deep: #2a38b0;
  --purple: #6b3fa0;
  --purple-deep: #542f84;
  --sky: #2e7bc8;
  --teal: #1f7a8c;
  --indigo: #5340c8;
  --violet: #7a3eb0;
  --slate: #7b8298;
  --royal: #4c3fd6;
  --ok: #1f7a5c;
  --warn: #9a5b12;
  --shadow: 0 10px 28px color-mix(in srgb, #2a38b0 10%, transparent);
  --radius: 16px;
  --nav-h: 4.1rem;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Times New Roman", serif;
  --sans: "Avenir Next", "Segoe UI", system-ui, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; background: var(--paper); color: var(--ink); }
html { min-height: 100%; }
body {
  font-family: var(--sans);
  font-size: clamp(0.95rem, 0.9rem + 0.28vw, 1.05rem);
  line-height: 1.45;
  letter-spacing: -0.015em;
  min-height: 100dvh;
  background-image:
    linear-gradient(to right, color-mix(in srgb, var(--blue) 7%, transparent) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in srgb, var(--purple) 7%, transparent) 1px, transparent 1px);
  background-size: 28px 28px;
  background-attachment: fixed;
}
h1, h2, h3, .brand-name, .display {
  font-family: var(--serif);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
}
h1 { font-size: clamp(1.45rem, 1.1rem + 1.4vw, 2.15rem); margin: 0 0 0.35rem; }
h2 { font-size: clamp(1.12rem, 1rem + 0.5vw, 1.4rem); margin: 0 0 0.55rem; }
h3 { font-size: 1.02rem; margin: 0 0 0.4rem; }
a { color: var(--blue-deep); }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--purple);
  outline-offset: 2px;
}
.skip {
  position: absolute; left: -999px; top: 0;
}
.skip:focus {
  left: 10px; top: 10px; z-index: 80;
  background: var(--card); padding: 0.45rem 0.75rem;
  border: 2px solid var(--blue); border-radius: 10px;
}
.nav {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; justify-content: space-between;
  gap: 0.75rem; flex-wrap: wrap;
  min-height: var(--nav-h);
  padding: 0.55rem clamp(0.85rem, 3vw, 1.6rem);
  background: color-mix(in srgb, var(--card) 92%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 3px solid transparent;
  border-image: linear-gradient(90deg, var(--blue), var(--purple), var(--sky)) 1;
  box-shadow: 0 8px 24px color-mix(in srgb, var(--purple) 8%, transparent);
}
.brand {
  display: flex; align-items: center; gap: 0.65rem;
  text-decoration: none; color: var(--ink);
}
.mark {
  width: 38px; height: 38px; border-radius: 11px;
  display: grid; place-items: center;
  background: var(--card);
  border: 2px solid var(--blue);
  box-shadow: inset 0 0 0 1px var(--purple);
  color: var(--purple-deep);
  font-family: var(--serif);
  font-weight: 800;
  font-size: 1.05rem;
}
.brand-name { font-size: 1.12rem; }
.brand small {
  display: block; font-family: var(--sans); font-weight: 600;
  color: var(--muted); letter-spacing: 0.08em; text-transform: uppercase;
  font-size: 0.68rem;
}
.nav-links { display: flex; gap: 0.35rem; flex-wrap: wrap; }
.nav-links a {
  text-decoration: none; color: var(--ink);
  font-weight: 700; font-size: 0.92rem;
  padding: 0.42rem 0.78rem;
  border-radius: 999px;
  border: 1.5px solid color-mix(in srgb, var(--blue) 35%, var(--line));
  background: var(--card);
}
.nav-links a:hover { border-color: var(--purple); color: var(--purple-deep); }
.nav-links a[aria-current="page"] {
  background: color-mix(in srgb, var(--blue) 10%, var(--card));
  border-color: var(--blue);
  color: var(--blue-deep);
}
#app {
  width: min(1120px, calc(100% - 1.6rem));
  margin: 1.1rem auto 2.4rem;
  min-height: calc(100dvh - var(--nav-h) - 5rem);
}
.hero {
  background: var(--card);
  border: 2px solid var(--blue);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--purple) 55%, white), var(--shadow);
  border-radius: var(--radius);
  padding: clamp(1rem, 2.4vw, 1.55rem);
  margin-bottom: 1rem;
}
.kicker {
  color: var(--purple-deep);
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.72rem;
  margin: 0 0 0.35rem;
}
.lede { color: var(--muted); margin: 0; max-width: 46rem; }
.bento {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 0.85rem;
}
.tile {
  display: flex; flex-direction: column; justify-content: space-between;
  min-height: 10.5rem;
  background: var(--card);
  border: 2px solid var(--tone, var(--blue));
  border-radius: var(--radius);
  padding: 1rem 1.05rem 0.95rem;
  text-decoration: none; color: inherit;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
  content-visibility: auto;
  contain-intrinsic-size: 180px;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.tile::before {
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0; width: 8px;
  background: var(--tone, var(--blue));
}
.tile:hover { transform: translateY(-3px); box-shadow: 0 16px 32px color-mix(in srgb, var(--tone, var(--blue)) 22%, transparent); }
.tile.soon {
  cursor: default;
  opacity: 0.92;
  border-style: dashed;
}
.tile.soon:hover { transform: none; }
.idx {
  font-family: var(--serif);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  color: var(--tone, var(--blue));
  font-weight: 800;
}
.tile h2 { margin: 0.35rem 0 0.3rem; padding-left: 0.15rem; }
.tile p { margin: 0; color: var(--muted); font-size: 0.9rem; padding-left: 0.15rem; }
.badge {
  align-self: flex-start;
  margin-top: 0.8rem;
  font-size: 0.72rem; font-weight: 800;
  letter-spacing: 0.06em; text-transform: uppercase;
  padding: 0.2rem 0.5rem; border-radius: 999px;
  border: 1.5px solid var(--tone, var(--blue));
  color: var(--tone, var(--blue));
  background: color-mix(in srgb, var(--tone, var(--blue)) 8%, white);
}
.tone-cobalt { --tone: var(--blue); background: #eef2ff; }
.tone-indigo { --tone: var(--indigo); background: #f3f0ff; }
.tone-teal { --tone: var(--teal); background: #eaf6f6; }
.tone-sky { --tone: var(--sky); background: #eaf3fc; }
.tone-violet { --tone: var(--violet); background: #f6edfb; }
.tone-slate { --tone: var(--slate); background: #f4f5f8; }
.tone-royal { --tone: var(--royal); background: #f1efff; }
.span-4 { grid-column: span 4; }
.span-6 { grid-column: span 6; }
.span-8 { grid-column: span 8; }
.span-12 { grid-column: span 12; }
.panel {
  background: var(--card);
  border: 2px solid var(--purple);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--blue) 40%, white), var(--shadow);
  border-radius: var(--radius);
  padding: clamp(1rem, 2vw, 1.4rem);
}
.panel + .panel, .split { margin-top: 0.85rem; }
.split {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0.85rem;
}
.form-grid { display: grid; gap: 0.7rem; }
.form-row { display: grid; gap: 0.28rem; }
.form-row label, .lbl {
  font-size: 0.8rem; font-weight: 800; color: var(--muted);
  letter-spacing: 0.04em; text-transform: uppercase;
}
input, select, textarea, .fake-select {
  width: 100%;
  font: inherit;
  color: var(--ink);
  background: #fbfcff;
  border: 1.5px solid color-mix(in srgb, var(--blue) 40%, var(--line));
  border-radius: 12px;
  padding: 0.62rem 0.75rem;
  min-height: 2.7rem;
}
.fake-select {
  display: flex; align-items: center; justify-content: space-between; gap: 0.5rem;
  cursor: pointer; text-align: left;
}
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 0.7rem; }
.choice {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(8.5rem, 1fr)); gap: 0.4rem;
}
.choice button, .btn {
  font: inherit; font-weight: 750;
  min-height: 2.7rem;
  border-radius: 12px;
  border: 1.5px solid color-mix(in srgb, var(--blue) 45%, var(--line));
  background: var(--card);
  color: var(--ink);
  cursor: pointer;
  padding: 0.45rem 0.8rem;
}
.choice button[aria-pressed="true"], .btn.primary {
  background: var(--blue);
  color: #fff;
  border-color: var(--blue-deep);
}
.btn.purple {
  background: var(--purple);
  color: #fff;
  border-color: var(--purple-deep);
}
.btn.ghost { background: #fff; }
.btn:hover { filter: brightness(1.05); }
.btn[disabled] { opacity: 0.55; cursor: not-allowed; }
.greet {
  border: 2px solid var(--blue);
  background: linear-gradient(180deg, #eef2ff, #fff 55%);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
}
.greet .hello { font-family: var(--serif); font-size: clamp(1.4rem, 1.1rem + 1.2vw, 2rem); margin: 0.2rem 0; }
.meta { color: var(--muted); margin: 0; }
.action-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0.85rem; margin-top: 0.9rem;
}
.err { color: #922; font-size: 0.88rem; margin: 0.2rem 0 0; }
.okmsg { color: var(--ok); font-weight: 700; }
.banner {
  border: 2px dashed var(--purple);
  background: #f6f0ff;
  border-radius: 12px;
  padding: 0.7rem 0.9rem;
  margin-bottom: 0.85rem;
}
.banner.fail { border-color: #922; background: #fdf2f2; }
.banner.inconclusive { border-color: var(--warn); background: #fff7ea; }
.unit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16.5rem, 1fr));
  gap: 0.85rem;
}
.count {
  font-family: var(--serif);
  font-size: 1.7rem;
  color: var(--tone, var(--blue));
  margin: 0.2rem 0 0;
}
.list { display: grid; gap: 0.65rem; }
.case-card {
  display: grid; gap: 0.25rem;
  background: var(--card);
  border: 2px solid var(--sky);
  border-radius: 14px;
  padding: 0.85rem 1rem;
  text-decoration: none; color: inherit;
}
.case-card:nth-child(2n) { border-color: var(--purple); }
.case-card:nth-child(3n) { border-color: var(--blue); }
.pills { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 0.35rem; }
.pill {
  font-size: 0.75rem; font-weight: 700;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.12rem 0.48rem;
  background: #f4f6ff;
}
pre.report {
  white-space: pre-wrap; word-break: break-word;
  background: #f4f6ff;
  border: 1.5px dashed var(--blue);
  border-radius: 12px;
  padding: 0.8rem;
  max-height: 28rem; overflow: auto;
  font-size: 0.86rem;
}
.dl { display: grid; grid-template-columns: 9.5rem 1fr; gap: 0.35rem 0.8rem; }
.dl dt { color: var(--muted); font-size: 0.8rem; font-weight: 800; text-transform: uppercase; }
.dl dd { margin: 0; }
dialog.nat {
  width: min(32rem, 94vw);
  border: 2px solid var(--purple);
  border-radius: 16px;
  padding: 0;
  box-shadow: var(--shadow);
}
dialog.nat::backdrop { background: color-mix(in srgb, #1c1f2e 45%, transparent); }
.nat-head { padding: 0.8rem 0.9rem 0.55rem; border-bottom: 2px solid color-mix(in srgb, var(--blue) 35%, white); }
.nat-list {
  list-style: none; margin: 0; padding: 0.35rem;
  max-height: min(22rem, 60dvh); overflow: auto;
}
.nat-list button {
  width: 100%; display: flex; gap: 0.65rem; align-items: center;
  text-align: left; background: transparent; border: 0;
  border-radius: 10px; padding: 0.48rem 0.55rem;
  font: inherit; cursor: pointer;
}
.nat-list button:hover, .nat-list button[aria-selected="true"] { background: #eef2ff; }
.flag { font-size: 1.25rem; width: 1.6rem; text-align: center; }
.foot {
  width: min(1120px, calc(100% - 1.6rem));
  margin: 0 auto 1.4rem;
  color: var(--muted);
  font-size: 0.8rem;
  display: flex; justify-content: space-between; gap: 0.6rem; flex-wrap: wrap;
}
.empty {
  border: 2px dashed var(--blue);
  border-radius: 14px;
  padding: 1.1rem;
  background: #fff;
  color: var(--muted);
}
@media (max-width: 860px) {
  .span-4, .span-6, .span-8, .span-12 { grid-column: 1 / -1; }
  .split, .action-grid, .pair { grid-template-columns: 1fr; }
  .dl { grid-template-columns: 1fr; }
  .tile { min-height: 8.2rem; }
}
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
}