:root {
  --ink: #1a1f24;
  --ink-soft: #5b6670;
  --brand: #1c568f;
  --brand-deep: #00264b;
  --brand-pale: #e5edf5;
  --paper: #ffffff;
  --bg: #f4f6f8;
  --line: #dfe4e9;

  --body: "Open Sans", -apple-system, "Segoe UI", sans-serif;
  --mono: ui-monospace, Consolas, monospace;

  --page: 900px;
  --page-wide: 1280px;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 {
  font-family: var(--body);
  color: var(--ink);
  margin: 0;
  font-weight: 700;
}
p { margin: 0; }
img { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; }
:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 3px;
}

.page {
  max-width: var(--page);
  margin: 0 auto;
  padding: 0 1.25rem;
}
.page-wide { max-width: var(--page-wide); }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand);
}

/* header */
.site-header {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  padding: 1rem 0;
}
.site-header .page { display: flex; justify-content: center; }
.site-brand { display: inline-flex; }
.site-brand img { height: 44px; width: auto; }

/* hero */
.hero {
  background: var(--brand-deep);
  padding: 2.75rem 0 3rem;
  color: var(--paper);
  text-align: center;
}
.hero-inner { display: flex; flex-direction: column; align-items: center; }
.hero .eyebrow { color: #9fc4ea; }
.hero h1 { color: var(--paper); font-size: clamp(1.6rem, 4vw, 2.3rem); margin-top: 0.4rem; }
.hero p { color: #c9d8e8; margin-top: 0.75rem; max-width: 55ch; }

/* finder */
.finder-box {
  position: relative;
  width: 100%;
  max-width: 560px;
  margin-top: 1.75rem;
  text-align: left;
  background: var(--paper);
  border-radius: 12px;
  padding: 1.1rem 1.25rem 1.25rem;
  box-shadow: 0 20px 45px rgba(0, 15, 35, 0.18);
}
.finder-input-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.35rem 0.4rem 0.35rem 1.1rem;
}
.finder-input-row svg { color: var(--ink-soft); flex-shrink: 0; }
.finder-input-row input {
  flex: 1;
  border: none;
  outline: none;
  font: inherit;
  font-size: 1rem;
  padding: 0.55rem 0;
  color: var(--ink);
  background: transparent;
}
.finder-input-row button {
  background: var(--brand-deep);
  color: var(--paper);
  border: none;
  border-radius: 999px;
  padding: 0.6rem 1.1rem;
  font-weight: 600;
  font-size: 0.88rem;
}
.finder-results {
  position: absolute;
  top: calc(100% + 0.6rem);
  left: 1.25rem;
  right: 1.25rem;
  z-index: 20;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  overflow-y: auto;
  max-height: 420px;
  box-shadow: 0 18px 40px rgba(0, 15, 35, 0.22);
}
.finder-results[hidden] { display: none; }
.finder-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.75rem 1.1rem;
  border-bottom: 1px solid var(--line);
  font-size: 0.88rem;
}
.finder-row:last-child { border-bottom: none; }
.finder-row .item { font-weight: 700; color: var(--ink); flex: 1.1; }
.finder-row .item mark { background: var(--brand-pale); color: var(--brand-deep); border-radius: 2px; padding: 0 0.1em; }
.finder-row .bin {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  text-align: right;
  flex: 1;
  font-size: 0.82rem;
}
.finder-row .bin-type { color: var(--brand); font-weight: 600; }
.finder-row .bin-loc { color: var(--ink-soft); }
.finder-icon {
  width: 26px;
  height: 26px;
  object-fit: contain;
  flex-shrink: 0;
}
.finder-empty { padding: 0.9rem 1.1rem; font-size: 0.85rem; color: var(--ink-soft); }
.finder-more { padding: 0.75rem 1.1rem; font-size: 0.78rem; color: var(--ink-soft); text-align: center; font-family: var(--mono); }
.finder-note {
  margin-top: 0.85rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-soft);
}

/* legend */
.legend-cols {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 2.5rem;
}
.legend-cols .legend + .legend {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}
.legend h2 {
  font-size: 1.15rem;
  margin-bottom: 1.1rem;
}
.legend-grid {
  column-count: 2;
  column-gap: 0.6rem;
}
.legend-row {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.85rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 4px solid var(--brand);
  border-radius: 8px;
  padding: 0.75rem 0.9rem;
  break-inside: avoid;
  margin-bottom: 0.6rem;
}
.legend-icon {
  width: 32px;
  height: 32px;
  object-fit: contain;
  flex-shrink: 0;
  margin-top: 0.1rem;
}
.legend-dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  flex-shrink: 0;
  margin-top: 0.35rem;
}
.legend-head { display: flex; align-items: baseline; gap: 0.5rem; }
.legend-row .code {
  font-family: var(--mono);
  font-weight: 700;
  color: var(--brand);
  flex-shrink: 0;
  font-size: 0.78rem;
}
.legend-row .label { color: var(--ink); font-weight: 600; min-width: 0; }
.legend-desc { color: var(--ink-soft); font-size: 0.8rem; margin-top: 0.25rem; line-height: 1.5; }

/* footer */
.site-footer {
  margin-top: 3rem;
  padding: 1.5rem 0 2.5rem;
  color: var(--ink-soft);
  font-size: 0.8rem;
  text-align: center;
}

main > .page { padding-top: 2.5rem; padding-bottom: 1rem; }

@media (max-width: 780px) {
  .legend-cols { grid-template-columns: 1fr; }
  .legend-cols .legend + .legend {
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--line);
  }
}

@media (max-width: 640px) {
  .hero { padding: 2rem 0 2.25rem; }
  .finder-box { padding: 1rem; margin-top: 1.5rem; }
  .finder-results { left: 1rem; right: 1rem; }
  .legend-grid { column-count: 1; }
  .site-brand img { height: 36px; }
}