:root {
  --bg: #0d1014;
  --panel: #151a20;
  --line: #242b33;
  --text: #e6e9ec;
  --muted: #8a949e;
  --urgent: #e5484d;
  --high: #e3a03b;
  --mid: #6e9fd8;
  --low: #69737d;
  --done: #46a758;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.55 -apple-system, "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  padding-bottom: env(safe-area-inset-bottom);
  -webkit-tap-highlight-color: transparent;
}

.top {
  position: sticky;
  top: 0;
  z-index: 2;
  background: rgba(13, 16, 20, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
  padding: 14px 16px 10px;
}

.title-row { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
h1 { margin: 0; font-size: 20px; letter-spacing: 0.02em; }
.incident { color: var(--muted); font-size: 12px; }

.progress { height: 4px; background: var(--line); border-radius: 2px; margin: 10px 0 6px; overflow: hidden; }
.bar { height: 100%; width: 0; background: var(--done); transition: width 0.3s ease-out; }
.summary { color: var(--muted); font-size: 13px; }

.filters { display: flex; gap: 6px; margin-top: 10px; }
.filters button {
  flex: 1;
  background: var(--panel);
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 7px 0;
  font: inherit;
  font-size: 13px;
}
.filters button.active { color: var(--text); border-color: #3a444f; background: #1d242c; }

main { padding: 8px 12px 0; }
.status { color: var(--muted); text-align: center; padding: 40px 0; }

.group h2 {
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  margin: 18px 4px 8px;
  display: flex;
  justify-content: space-between;
}

.item {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--low);
  border-radius: 10px;
  margin-bottom: 8px;
}
.item.p1 { border-left-color: var(--urgent); }
.item.p2 { border-left-color: var(--high); }
.item.p3 { border-left-color: var(--mid); }
.item.done { opacity: 0.55; border-left-color: var(--done); }

.head { display: flex; align-items: flex-start; gap: 12px; padding: 12px 12px 10px; }
.check {
  flex: none;
  width: 24px;
  height: 24px;
  margin-top: 1px;
  border: 2px solid #4a5560;
  border-radius: 6px;
  background: transparent;
  padding: 0;
  display: grid;
  place-items: center;
  color: transparent;
  font-size: 15px;
}
.item.done .check { background: var(--done); border-color: var(--done); color: #0d1014; }

.name { flex: 1; min-width: 0; }
.name strong { font-weight: 600; display: block; }
.item.done .name strong { text-decoration: line-through; }
.tag { display: inline-block; font-size: 11px; padding: 0 6px; border-radius: 4px; margin-top: 3px; margin-right: 4px; background: #222a32; color: var(--muted); }
.tag.p1 { color: #ff8b8e; background: rgba(229, 72, 77, 0.14); }
.tag.p2 { color: #f1bd6c; background: rgba(227, 160, 59, 0.14); }

.toggle { flex: none; background: none; border: 0; color: var(--muted); font-size: 13px; padding: 2px 0 2px 6px; }

.body { display: none; padding: 0 12px 12px 48px; font-size: 14px; }
.item.open .body { display: block; }
.why { color: var(--muted); margin: 0 0 8px; }
.steps { margin: 0 0 10px; padding-left: 18px; }
.steps li { margin-bottom: 4px; }
.steps a { color: #8cb8ee; word-break: break-all; }
.note {
  width: 100%;
  min-height: 56px;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px;
  font: inherit;
  font-size: 14px;
  resize: vertical;
}
.saved { color: var(--muted); font-size: 12px; margin-top: 4px; min-height: 1em; }

.add { display: flex; gap: 8px; padding: 16px 12px 4px; }
.add input {
  flex: 1;
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  font: inherit;
  font-size: 16px;
}
.add button { background: #1d242c; color: var(--text); border: 1px solid #3a444f; border-radius: 8px; padding: 0 16px; font: inherit; }

.login { text-align: center; padding: 32px 16px; }
.login-title { margin: 0 0 16px; font-size: 16px; }
.qr { width: 240px; height: 240px; border-radius: 12px; background: #fff; padding: 8px; }
.login-hint { color: var(--muted); font-size: 13px; margin: 14px 0; }
.login-retry { background: #1d242c; color: var(--text); border: 1px solid #3a444f; border-radius: 8px; padding: 9px 18px; font: inherit; }
body.locked .top .filters, body.locked .add { display: none; }

.foot { color: #5b646d; font-size: 12px; text-align: center; padding: 16px 12px 28px; }