:root {
  --navy: #1f2d4a;
  --navy-light: #2f4066;
  --gold: #b8935a;
  --bg: #f4f5f7;
  --card: #ffffff;
  --line: #e2e5ea;
  --text: #26303f;
  --muted: #7a8494;
  --todo: #c7ccd4;
  --doing: #e8b93b;
  --done: #4a9d6a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-text-size-adjust: 100%;
}

header.bar {
  background: var(--navy);
  color: #fff;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 16px;
}
header.bar h1 { font-size: 17px; margin: 0; font-weight: 600; }
header.bar .brand-mark { width: 10px; height: 22px; background: var(--gold); border-radius: 2px; }
header.bar nav { margin-left: auto; display: flex; gap: 14px; }
header.bar nav a { color: #cdd4e0; text-decoration: none; font-size: 13px; }
header.bar nav a:hover { color: #fff; }

main { max-width: 940px; margin: 0 auto; padding: 18px 16px 60px; }

.btn {
  display: inline-block; border: none; border-radius: 6px; cursor: pointer;
  padding: 10px 16px; font-size: 14px; font-weight: 600;
  background: var(--navy); color: #fff;
}
.btn:hover { background: var(--navy-light); }
.btn.ghost { background: #fff; color: var(--navy); border: 1px solid var(--line); }
.btn.sm { padding: 6px 12px; font-size: 13px; }

.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 10px; padding: 16px; margin-bottom: 14px;
}

.case-card { display: block; text-decoration: none; color: inherit; }
.case-card:hover { border-color: var(--gold); }
.case-card .deceased { font-size: 17px; font-weight: 700; }
.case-card .meta { color: var(--muted); font-size: 13px; margin-top: 4px; }

.progress { margin-top: 10px; }
.progress .rail { height: 8px; background: #eceef1; border-radius: 4px; overflow: hidden; }
.progress .fill { height: 100%; background: var(--done); }
.progress .label { font-size: 12px; color: var(--muted); margin-top: 4px; }

.field { margin-bottom: 12px; }
.field label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; }
.field input, .field textarea, .field select {
  width: 100%; padding: 10px; border: 1px solid var(--line);
  border-radius: 6px; font-size: 15px; font-family: inherit;
}

.task {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 8px; border-bottom: 1px solid var(--line);
}
.task:last-child { border-bottom: none; }
.dot { width: 12px; height: 12px; border-radius: 50%; flex: none; }
.dot.todo { background: var(--todo); }
.dot.doing { background: var(--doing); }
.dot.done { background: var(--done); }
.task .title { flex: 1; font-size: 15px; }
.task.done .title { color: var(--muted); text-decoration: line-through; }
.task .assignee-in { width: 120px; padding: 6px 8px; border: 1px solid var(--line); border-radius: 6px; font-size: 13px; }
.task .actions { display: flex; gap: 6px; }

.state-btn { border: 1px solid var(--line); background: #fff; border-radius: 6px; padding: 6px 10px; font-size: 13px; cursor: pointer; }
.state-btn.active-doing { background: var(--doing); border-color: var(--doing); color: #4a3a00; }
.state-btn.active-done { background: var(--done); border-color: var(--done); color: #fff; }

.section-title { font-size: 14px; color: var(--muted); margin: 22px 0 8px; font-weight: 600; }
.muted { color: var(--muted); }
.empty { text-align: center; color: var(--muted); padding: 40px 0; }