:root {
  color-scheme: light;
  --ink: #17202a;
  --muted: #5f6b76;
  --line: #dce3e8;
  --panel: #ffffff;
  --wash: #f4f7f9;
  --accent: #0b6e99;
  --accent-wash: #e8f4f9;
  --warning: #8a5a00;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--wash);
  color: var(--ink);
  font: 16px/1.5 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
.shell { max-width: 1100px; margin: 0 auto; padding: 2rem 1.25rem 3rem; }
.hero, .toolbar, .group, footer { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; }
.hero { padding: clamp(1.5rem, 4vw, 3rem); }
.eyebrow { color: var(--accent); font-size: .8rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
h1 { font-size: clamp(2rem, 6vw, 4rem); line-height: 1.05; margin: .4rem 0 1rem; }
h2 { margin: 2rem 0 1rem; }
.lede { color: var(--muted); max-width: 680px; }
.actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.5rem; }
.button { background: var(--accent); border: 1px solid var(--accent); border-radius: 7px; color: #fff; cursor: pointer; display: inline-block; font-weight: 700; padding: .65rem .9rem; text-decoration: none; }
.button.secondary { background: var(--accent-wash); color: var(--accent); }
#local-file { display: none; }
.status { color: var(--muted); font-size: .9rem; margin-bottom: 0; }
.status.error { color: #9b1c1c; }
.metrics { display: grid; gap: .75rem; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); margin: 1rem 0; }
.metric { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 1rem; }
.metric strong { display: block; font-size: 1.8rem; }
.metric span { color: var(--muted); font-size: .85rem; }
.toolbar { align-items: center; display: flex; gap: 1rem; padding: .8rem 1rem; }
.compare { margin-top: 2rem; }
.compare-help { color: var(--muted); }
.candidates { display: grid; gap: 1rem; }
.candidate { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 1rem; }
.candidate h3 { margin: 0 0 .5rem; }
.candidate p { color: var(--muted); margin: .25rem 0 1rem; }
.candidate-actions { align-items: center; display: flex; flex-wrap: wrap; gap: .5rem; }
.candidate-actions select, .candidate-actions input { border: 1px solid var(--line); border-radius: 6px; font: inherit; padding: .5rem; }
.candidate-actions input { min-width: 12rem; }
.candidate-progress { color: var(--muted); font-weight: 700; margin: 1rem 0 .5rem; }
.activity, .working-list { margin-top: 1.5rem; }
.activity h3, .working-list h3 { margin-bottom: .5rem; }
.decision-history { display: grid; gap: .5rem; margin: 0; padding-left: 1.5rem; }
.decision-history li { padding-left: .25rem; }
.decision-history time { color: var(--muted); font-size: .85rem; }
.working-list table { min-width: 520px; }
.added-record { background: #e4f5e8; color: #176b2c; font-size: .8rem; font-weight: 700; padding: .15rem .45rem; }
button { font: inherit; }
.toolbar label { font-weight: 700; white-space: nowrap; }
input[type="search"] { border: 1px solid var(--line); border-radius: 6px; font: inherit; min-width: 0; padding: .6rem; width: 100%; }
.groups { display: grid; gap: 1rem; }
.group { overflow: hidden; }
.group-header { align-items: baseline; background: var(--accent-wash); display: flex; flex-wrap: wrap; gap: .75rem 1rem; justify-content: space-between; padding: 1rem; }
.group-header h3 { margin: 0; }
.confidence { color: var(--warning); font-size: .9rem; font-weight: 700; }
.table-wrap { overflow-x: auto; }
table { border-collapse: collapse; min-width: 650px; width: 100%; }
th, td { border-top: 1px solid var(--line); padding: .7rem 1rem; text-align: left; vertical-align: top; }
th { color: var(--muted); font-size: .78rem; text-transform: uppercase; }
.action { border-radius: 999px; display: inline-block; font-size: .8rem; font-weight: 700; padding: .15rem .55rem; }
.action.keep { background: #e4f5e8; color: #176b2c; }
.action.merge { background: #fce8e8; color: #9b1c1c; }
.action.review, .action.ignore { background: #fff2cf; color: var(--warning); }
.empty { color: var(--muted); padding: 1rem 0; }
footer { margin-top: 2rem; padding: 1rem; text-align: center; }
a { color: var(--accent); }
@media (max-width: 600px) {
  .toolbar { align-items: stretch; flex-direction: column; gap: .4rem; }
}