:root {
  --bg: oklch(97.5% 0.006 160);
  --card: oklch(100% 0 0);
  --fg: oklch(24% 0.02 170);
  --muted-fg: oklch(47% 0.02 170);
  --border: oklch(90% 0.01 165);
  --muted: oklch(95.5% 0.01 165);
  --primary: oklch(45% 0.09 162);
  --primary-fg: oklch(99% 0 0);
  --success: oklch(52% 0.12 150);
  --success-bg: oklch(95% 0.04 150);
  --danger: oklch(52% 0.18 27);
  --danger-bg: oklch(96% 0.03 27);
  --warning-bg: oklch(96% 0.05 85);
  --radius: 10px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: oklch(18% 0.012 170);
    --card: oklch(22% 0.012 170);
    --fg: oklch(93% 0.008 165);
    --muted-fg: oklch(72% 0.015 165);
    --border: oklch(32% 0.015 168);
    --muted: oklch(26% 0.014 168);
    --primary: oklch(72% 0.11 160);
    --primary-fg: oklch(18% 0.02 170);
    --success: oklch(76% 0.13 150);
    --success-bg: oklch(30% 0.05 150);
    --danger: oklch(72% 0.15 27);
    --danger-bg: oklch(30% 0.06 27);
    --warning-bg: oklch(30% 0.05 85);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 16px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 16px; }

.top { background: var(--card); border-bottom: 1px solid var(--border); padding: 20px 0 18px; }
.org { margin: 0; color: var(--muted-fg); font-size: 13px; font-weight: 500; letter-spacing: 0.01em; }
h1 { margin: 2px 0 0; font-size: 24px; line-height: 1.25; font-weight: 650; }
h2 { margin: 0; font-size: 17px; font-weight: 650; }
h3 { margin: 20px 0 8px; font-size: 14px; font-weight: 650; }

.layout { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 24px; padding-top: 24px; padding-bottom: 32px; }
@media (max-width: 900px) { .layout { grid-template-columns: minmax(0, 1fr); } }

.rail { position: sticky; top: 16px; align-self: start; max-height: calc(100vh - 32px); overflow: auto; }
@media (max-width: 900px) {
  .rail { position: static; max-height: none; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; }
  .rail ol { columns: 2; column-gap: 16px; }
}
@media (max-width: 560px) { .rail ol { columns: 1; } }
.progress-label { margin: 0 0 6px; font-size: 14px; color: var(--muted-fg); }
.progress-label strong { color: var(--fg); font-size: 16px; }
.meter { display: block; width: 100%; height: 6px; appearance: none; border: 0; background: var(--muted); border-radius: 99px; overflow: hidden; }
.meter::-webkit-progress-bar { background: var(--muted); }
.meter::-webkit-progress-value { background: var(--primary); }
.meter::-moz-progress-bar { background: var(--primary); }
.bar { height: 6px; background: var(--muted); border-radius: 99px; overflow: hidden; }
.bar > span { display: block; height: 100%; width: 0; background: var(--primary); transition: width 0.15s; }
.bar.small { height: 4px; margin-top: 8px; }
.rail ol { list-style: none; margin: 14px 0 0; padding: 0; }
.rail li { break-inside: avoid; }
.rail a {
  display: flex; gap: 8px; align-items: baseline; padding: 5px 8px; border-radius: 6px;
  color: var(--muted-fg); text-decoration: none; font-size: 13.5px;
}
.rail a:hover { background: var(--muted); color: var(--fg); }
.rail a::before {
  content: ""; flex: none; width: 8px; height: 8px; border-radius: 50%;
  border: 1.5px solid var(--border); transform: translateY(-1px);
}
.rail a.is-done { color: var(--fg); }
.rail a.is-done::before { background: var(--success); border-color: var(--success); }
.rail .num { display: none; }

main { display: grid; gap: 16px; min-width: 0; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
@media (max-width: 560px) { .card { padding: 16px; } }
.card-head { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
.card h2 .num { color: var(--muted-fg); font-weight: 600; margin-right: 4px; }
.req { margin: 6px 0 14px; color: var(--muted-fg); }
.badge {
  flex: none; font-size: 12px; font-weight: 600; padding: 2px 10px; border-radius: 99px;
  background: var(--muted); color: var(--muted-fg);
}
.badge.done { background: var(--success-bg); color: var(--success); }

.notice { margin: 0 0 14px; padding: 10px 12px; border-radius: 8px; font-size: 14px; }
.notice.ok { background: var(--success-bg); color: var(--success); }
.notice.error { background: var(--danger-bg); color: var(--danger); }
.who-line { margin: 0 0 14px; }

form { margin: 0; }
.grid2, .grid3 { display: grid; gap: 12px 16px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 700px) { .grid2, .grid3 { grid-template-columns: minmax(0, 1fr); } }
.span2, .actions { grid-column: 1 / -1; }
.entry-form { margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--border); }
label, legend { display: grid; gap: 4px; font-size: 13.5px; font-weight: 550; }
fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }
legend { margin-bottom: 6px; }
input, select, textarea {
  font: inherit; font-weight: 400; color: var(--fg); background: var(--card);
  border: 1px solid var(--border); border-radius: 8px; padding: 9px 11px; min-height: 42px; width: 100%;
}
textarea { resize: vertical; }
input:focus-visible, select:focus-visible, textarea:focus-visible, .btn:focus-visible, .rail a:focus-visible {
  outline: 2px solid var(--primary); outline-offset: 1px;
}
input.invalid { border-color: var(--danger); }
.checks { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.check { display: flex; align-items: center; gap: 8px; font-weight: 400; min-height: 36px; }
.check input { width: 18px; height: 18px; min-height: 0; accent-color: var(--primary); }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.meta { color: var(--muted-fg); font-size: 13px; }
.meta.block { display: block; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: 40px; padding: 0 16px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--card); color: var(--fg); font: inherit; font-weight: 600; font-size: 14px; cursor: pointer;
  white-space: nowrap;
}
.btn:hover { background: var(--muted); }
.btn.primary { background: var(--primary); border-color: var(--primary); color: var(--primary-fg); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.ghost { border-color: transparent; background: transparent; min-height: 34px; padding: 0 10px; }
.btn.ghost:hover { background: var(--muted); }
.btn.danger { color: var(--danger); }
.btn.armed { background: var(--danger); color: var(--primary-fg); }
.btn[disabled] { opacity: 0.6; cursor: progress; }

.drop {
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px; padding: 18px;
  border: 1.5px dashed var(--border); border-radius: var(--radius); background: var(--muted);
}
.drop.over { border-color: var(--primary); }
.file-input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.file-input:focus-visible + .btn { outline: 2px solid var(--primary); outline-offset: 1px; }
.hint { color: var(--muted-fg); font-size: 13px; }
.pending { list-style: none; padding: 0; margin: 12px 0 0; display: grid; gap: 10px; }
.pending:empty { display: none; }
.pending-item { border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; }
.pending-item.done { opacity: 0.6; }
.pending-top { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-bottom: 6px; }
.item-msg { margin: 6px 0 0; color: var(--danger); font-size: 13px; }
.item-msg:empty { display: none; }
.upload-actions { margin-top: 12px; }
.upload-actions[hidden] { display: none; }

.table-wrap { margin-top: 12px; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 12.5px; font-weight: 600; color: var(--muted-fg); background: var(--muted); }
tr:last-child td { border-bottom: 0; }
td.pre { white-space: pre-line; }
.fname { overflow-wrap: anywhere; font-weight: 550; }
.num-col { text-align: right; white-space: nowrap; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
@media (max-width: 700px) {
  table, tbody, tr, td { display: block; }
  thead { display: none; }
  tr { padding: 8px 0; border-bottom: 1px solid var(--border); }
  tr:last-child { border-bottom: 0; }
  td { border: 0; padding: 3px 12px; }
  td[data-label]::before { content: attr(data-label); display: block; font-size: 12px; color: var(--muted-fg); }
  .num-col { text-align: left; }
}
.empty { margin: 12px 0 0; color: var(--muted-fg); font-size: 14px; }
.foot { color: var(--muted-fg); font-size: 13px; padding-bottom: 32px; }