:root {
  --bg: #ffffff;
  --panel: #ffffff;
  --soft: #f6f7f9;
  --text: #101114;
  --muted: #5f6670;
  --line: #d7dce2;
  --accent: #1f5f9f;
  --warn: #a33b2f;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html, body { min-height: 100%; }
body { margin: 0; font-family: var(--sans); color: var(--text); background: var(--bg); }
.wrap { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.top { border-bottom: 1px solid var(--line); background: rgba(255,255,255,.96); }
.top .wrap { display: flex; justify-content: space-between; gap: 32px; align-items: end; padding: 28px 0 24px; }
.brand .kicker, .eyebrow { color: var(--muted); font-size: 12px; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }
.brand .title { margin-top: 6px; font-size: clamp(30px, 5vw, 48px); line-height: 1; letter-spacing: -.045em; font-weight: 800; }
.brand .sub { margin-top: 10px; color: var(--muted); font-size: 16px; }
.back-link { display: inline-block; margin-top: 14px; color: var(--accent); font-weight: 700; text-decoration: none; }
.back-link:hover { text-decoration: underline; }
.controls { display: grid; grid-template-columns: minmax(260px, 1fr) 120px; gap: 12px; min-width: min(480px, 100%); }
.field { display: grid; gap: 6px; }
.label { color: var(--muted); font-size: 12px; font-weight: 650; }
input[type="search"], select { height: 42px; border: 1px solid var(--line); border-radius: 8px; background: var(--soft); color: var(--text); padding: 0 12px; outline: none; font: inherit; }
input[type="search"]:focus, select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(31,95,159,.12); }
input[type="search"]::placeholder { color: #8b929b; }
.handbook { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr); gap: 28px; align-items: center; margin: 30px 0 34px; padding: 18px; border: 1px solid var(--line); border-radius: 12px; background: var(--soft); }
.handbook-art img { display: block; width: 100%; height: auto; border-radius: 7px; }
.handbook-copy h1 { margin: 8px 0 12px; font-size: clamp(24px, 4vw, 38px); line-height: 1.05; letter-spacing: -.035em; }
.handbook-copy p { color: var(--muted); line-height: 1.55; }
.handbook-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.handbook-actions a { display: inline-flex; align-items: center; min-height: 38px; padding: 0 12px; border: 1px solid #b8c1cc; border-radius: 8px; color: var(--text); background: #fff; font-size: 13px; font-weight: 700; text-decoration: none; }
.handbook-actions a:hover { border-color: var(--accent); color: var(--accent); }
.status { padding: 0 0 20px; }
.hint { color: var(--muted); font-size: 13px; }
.hint .warn { color: var(--warn); }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 16px; margin: 20px 0 12px; border-top: 1px solid var(--line); padding-top: 18px; }
.section-heading h2 { margin: 4px 0 0; font-size: 26px; letter-spacing: -.03em; }
.meta { color: var(--muted); font-size: 13px; }
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; padding-bottom: 30px; }
.card { min-height: 148px; padding: 14px 14px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); }
.card:hover { border-color: #aeb8c4; box-shadow: 0 8px 24px rgba(16,17,20,.06); }
.row { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.icon { width: 58px; height: 58px; flex: 0 0 58px; object-fit: contain; }
.id { font-family: var(--mono); font-size: 12px; color: var(--muted); text-align: right; overflow-wrap: anywhere; }
.meaning { margin-top: 8px; font-weight: 750; letter-spacing: -.01em; font-size: 16px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.tag { font-family: var(--mono); font-size: 11px; border: 1px solid var(--line); background: var(--soft); color: var(--muted); padding: 3px 8px; border-radius: 999px; }
.examples { margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--line); display: grid; gap: 6px; }
.ex { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.entity-section { padding-bottom: 28px; }
.entity-note { color: var(--muted); margin: 0 0 12px; font-size: 14px; }
.entity-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.foot { padding: 18px 0 32px; color: var(--muted); font-size: 12px; display: flex; gap: 10px; align-items: center; justify-content: center; border-top: 1px solid var(--line); }
.foot code { font-family: var(--mono); color: var(--text); }
.sep { opacity: .35; }
@media (max-width: 960px) { .top .wrap { align-items: start; flex-direction: column; } .controls { width: 100%; } .grid, .entity-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .wrap { width: min(100% - 24px, 1180px); } .controls { grid-template-columns: 1fr; } .handbook { grid-template-columns: 1fr; padding: 12px; } .grid, .entity-grid { grid-template-columns: 1fr; } .section-heading { align-items: start; flex-direction: column; } }