main { max-width: 640px; }
/* A page-drawn picker: phones hand a native <select> to the OS, which ignores the theme. */
.picker { position: relative; margin: 0 0 14px; font: 500 15px var(--mono); color: var(--ink); }
.picker summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  list-style: none;
  cursor: pointer;
  background: var(--well);
  border: 1px solid var(--line);
  border-radius: 12px;
}
.picker summary::-webkit-details-marker { display: none; }
.picker summary::after {
  --chevron: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  content: '';
  width: 18px;
  height: 18px;
  background: var(--amber);
  -webkit-mask: var(--chevron) center / contain no-repeat;
  mask: var(--chevron) center / contain no-repeat;
  transition: transform .2s;
}
.picker[open] summary { border-color: var(--amber); }
.picker[open] summary::after { transform: rotate(180deg); }
.menu {
  position: absolute;
  z-index: 10;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  display: grid;
  max-height: min(60vh, 360px);
  overflow-y: auto;
  padding: 6px;
  background: var(--board);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 12px 32px #000a;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}
.menu p { margin: 10px 10px 4px; font: 700 11px var(--mono); letter-spacing: .2em; text-transform: uppercase; color: var(--amber); }
.menu button { padding: 10px 12px; text-align: left; font: 500 14px var(--mono); letter-spacing: 0; text-transform: none; color: var(--ink); background: none; border-radius: 8px; }
.menu button:hover, .menu button:focus-visible { background: var(--well); outline: none; }
.menu button[aria-current="true"] { color: #1a1300; background: var(--amber); }
.tiles { gap: 10px; margin: 0; }
.tiles div { padding: 14px; background: var(--board); border: 1px solid var(--line); border-radius: 14px; }
.tiles dd { font: 700 24px var(--mono); }
.panel { margin-top: 14px; padding: var(--pad); background: var(--board); border: 1px solid var(--line); border-radius: 18px; }
.panel h3 { margin: 0 0 14px; font: 700 12px var(--mono); letter-spacing: .3em; text-transform: uppercase; color: var(--muted); }
.chart { display: grid; grid-template-columns: auto 1fr; gap: 6px 8px; }
.chart .note { grid-column: 1 / -1; margin: 0; }
.scale { display: flex; flex-direction: column; justify-content: space-between; height: 132px; margin: -6px 0; font: 11px/12px var(--mono); color: var(--muted); text-align: right; }
.bars, .axis { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); gap: 2px; }
.bars {
  height: 120px;
  align-items: end;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(var(--line) 1px, transparent 1px) 0 0 / 100% 50%;
}
.bars b { display: block; width: 100%; max-width: 28px; justify-self: center; height: max(2px, var(--h)); background: var(--amber); border-radius: 4px 4px 0 0; }
.axis { grid-column: 2; font: 11px var(--mono); color: var(--muted); }
.axis span { justify-self: center; white-space: nowrap; }
.note { margin: 10px 0 0; font: 12px var(--mono); color: var(--muted); }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
@media (max-width: 560px) { .two { grid-template-columns: 1fr; } }
/* 3 rows, plus a peek of the 4th so it's clear the list scrolls. */
.rank {
  display: grid;
  gap: 6px;
  max-height: 132px;
  margin: 0;
  padding: 0 10px 0 0;
  list-style: none;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}
.rank li { position: relative; display: flex; justify-content: space-between; gap: 10px; padding: 7px 10px; font: 14px/20px var(--mono); }
.rank li::before { content: ''; position: absolute; inset: 0; width: var(--w); background: color-mix(in srgb, var(--amber) 18%, transparent); border-radius: 8px; }
.rank span { position: relative; overflow-wrap: anywhere; }
.rank span + span { color: var(--muted); }
/* 2 errors, then scroll. */
.errors {
  display: grid;
  gap: 8px;
  max-height: 196px;
  margin: 0;
  padding: 0 10px 0 0;
  list-style: none;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}
.errors li { padding: 10px 12px; background: var(--well); border-radius: 10px; }
.errors div { display: flex; align-items: center; gap: 8px; font: 12px var(--mono); color: var(--muted); }
.errors div b { margin-left: auto; color: var(--ink); }
.errors p { margin: 6px 0 2px; font-size: 14px; overflow-wrap: anywhere; }
.errors small { font: 11px var(--mono); color: var(--muted); }
details { margin-top: 14px; font: 12px var(--mono); color: var(--muted); }
.scroll { overflow-x: auto; }
table { width: 100%; margin-top: 8px; border-collapse: collapse; }
th, td { padding: 4px 6px; text-align: right; white-space: nowrap; border-top: 1px solid var(--line); }
th:first-child, td:first-child { text-align: left; }