:root {
  --bg: #08111f;
  --panel: rgba(15, 23, 42, 0.94);
  --panel-2: #162033;
  --text: #e5ecf6;
  --muted: #9fb0c6;
  --border: #2e415d;
  --green: #1f7a45;
  --amber: #9a5a08;
  --red: #8d2430;
  --blue: #1f5ec8;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.24);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: linear-gradient(180deg, #020817 0%, #0c1729 100%);
}
.app-shell {
  max-width: 1380px;
  margin: 0 auto;
  padding: 20px;
}
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 18px;
}
.eyebrow {
  margin: 0 0 6px;
  color: #8fb4ff;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.topbar h1 { margin: 0 0 6px; font-size: 2.1rem; }
.subtitle { margin: 0; color: var(--muted); }
.controls-row { display: flex; gap: 10px; flex-wrap: wrap; }
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 16px;
  box-shadow: var(--shadow);
}
.intro-card {
  display: grid;
  grid-template-columns: 160px 190px minmax(240px, 1fr) 160px;
  gap: 12px;
  align-items: end;
  margin-bottom: 16px;
}
.wide-input { min-width: 0; }
.status-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(120px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}
.stat-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 90px;
  justify-content: center;
}
.stat-label { color: var(--muted); font-size: 0.9rem; }
.stat-value { font-size: 1.7rem; font-weight: 700; }
.legend {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.legend-item { color: var(--muted); }
label {
  display: block;
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 6px;
}
input, select, button {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  padding: 12px 14px;
  font-size: 0.96rem;
}
button {
  cursor: pointer;
  width: auto;
  transition: transform 0.12s ease, filter 0.12s ease;
}
button:hover { filter: brightness(1.06); transform: translateY(-1px); }
button.primary {
  background: #2563eb;
  border-color: #2563eb;
}
.main-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 16px;
}
.side-column {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.table-wrap { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  min-width: 960px;
}
th, td {
  border: 1px solid var(--border);
  padding: 11px 10px;
  text-align: center;
  vertical-align: middle;
}
th {
  background: #0a1324;
  position: sticky;
  top: 0;
  z-index: 1;
}
td:first-child, th:first-child {
  text-align: left;
  min-width: 220px;
}
.cell-exact { background: rgba(31, 122, 69, 0.88); }
.cell-partial { background: rgba(154, 90, 8, 0.88); }
.cell-wrong { background: rgba(141, 36, 48, 0.86); }
.cell-higher, .cell-lower {
  background: rgba(31, 94, 200, 0.82);
  font-weight: 600;
}
.swatch {
  display: inline-block;
  width: 14px;
  height: 14px;
  border-radius: 4px;
  margin-right: 8px;
  vertical-align: middle;
}
.exact { background: var(--green); }
.partial { background: var(--amber); }
.wrong { background: var(--red); }
.higher, .lower { background: var(--blue); }
.hint-list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}
.hint-list li { margin-bottom: 8px; }
.answer-meta {
  color: var(--muted);
  line-height: 1.6;
}
.result-actions {
  margin-top: 14px;
  display: flex;
  gap: 10px;
}
.hidden { display: none; }
dialog {
  max-width: 700px;
  width: calc(100% - 32px);
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--panel);
  color: var(--text);
  padding: 20px;
}
dialog::backdrop { background: rgba(0,0,0,0.7); }
@media (max-width: 1100px) {
  .main-grid { grid-template-columns: 1fr; }
  .side-column { order: -1; }
}
@media (max-width: 920px) {
  .intro-card { grid-template-columns: 1fr; }
  .status-grid { grid-template-columns: repeat(2, minmax(120px, 1fr)); }
  .topbar { flex-direction: column; }
}
@media (max-width: 540px) {
  .app-shell { padding: 14px; }
  .status-grid { grid-template-columns: 1fr 1fr; }
  .topbar h1 { font-size: 1.75rem; }
}