:root {
  --navy: #0B1F3A;
  --blue: #2D63C8;
  --blue-light: #EEF3FC;
  --bg: #F7F9FC;
  --card: #FFFFFF;
  --border: #E5E9F0;
  --text: #1A2332;
  --text-muted: #5A6478;
  --text-light: #8A93A5;
  --success: #1EA88C;
  --warning: #E6A23C;
  --danger: #D9463E;
  --shadow: 0 4px 12px rgba(11,31,58,.06), 0 2px 4px rgba(11,31,58,.04);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Noto Sans CJK JP", sans-serif; background: var(--bg); color: var(--text); font-size: 14px; line-height: 1.6; }

.app { max-width: 1100px; margin: 0 auto; padding: 24px; }
.topbar { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; flex-wrap: wrap; }
.topbar h1 { font-size: 22px; color: var(--navy); }
.subtitle { font-size: 13px; color: var(--text-muted); }
.spacer { flex: 1; }
.btn { padding: 8px 14px; background: var(--blue); color: #fff; border: none; border-radius: 8px; font-size: 13px; font-weight: 600; cursor: pointer; }
.btn:hover { opacity: 0.9; }
.btn.secondary { background: var(--card); color: var(--text); border: 1px solid var(--border); }
.btn-link { background: transparent; color: var(--blue); border: none; cursor: pointer; font-size: 12px; padding: 2px 6px; }
.btn-link:hover { text-decoration: underline; }

.section-title { font-size: 13px; font-weight: 700; color: var(--navy); margin: 18px 0 10px; letter-spacing: .02em; }
.section-title:first-child { margin-top: 0; }

.ranking-section { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 16px 18px; box-shadow: var(--shadow); margin-bottom: 22px; }
.ranking-section .section-title { margin: 0 0 14px; }
.ranking-list { display: flex; flex-direction: column; gap: 6px; }
.ranking-row { display: grid; grid-template-columns: 36px 1fr 70px 70px 70px 80px auto; gap: 10px; align-items: center; padding: 8px 10px; border-radius: 8px; font-size: 13px; transition: background .15s; }
.ranking-row:nth-child(odd) { background: var(--blue-lighter, #F5F8FD); }
.ranking-row:hover { background: var(--blue-light); }
.ranking-row.alert { background: rgba(217,70,62,.08); }
.ranking-row.alert:hover { background: rgba(217,70,62,.14); }
.ranking-rank { font-size: 16px; font-weight: 800; color: var(--text-muted); text-align: center; }
.ranking-rank.top1 { color: var(--gold, #C9A227); }
.ranking-name { font-weight: 700; color: var(--navy); }
.ranking-metric { text-align: center; font-variant-numeric: tabular-nums; }
.ranking-metric .label { font-size: 10px; color: var(--text-light); text-transform: uppercase; letter-spacing: .04em; display: block; }
.ranking-metric .value { font-weight: 700; color: var(--text); }
.ranking-metric .value.bad { color: var(--danger); }
.ranking-metric .value.good { color: var(--success); }
.ranking-alerts { display: flex; gap: 4px; }
.alert-badge { font-size: 10px; padding: 2px 7px; border-radius: 8px; background: var(--danger); color: #fff; font-weight: 700; white-space: nowrap; }
.alert-badge.muted { background: var(--text-light); }

.team-filter { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.team-chip { display: inline-flex; align-items: center; gap: 6px; padding: 5px 12px; background: var(--card); border: 1px solid var(--border); border-radius: 16px; font-size: 12px; font-weight: 600; color: var(--text); cursor: pointer; transition: all .15s; }
.team-chip:hover { border-color: var(--blue); color: var(--blue); }
.team-chip.active { background: var(--blue); border-color: var(--blue); color: #fff; }
.team-chip-count { background: rgba(0,0,0,.08); border-radius: 9px; padding: 0 7px; font-size: 11px; font-weight: 700; }
.team-chip.active .team-chip-count { background: rgba(255,255,255,.25); color: #fff; }

.team-list { display: flex; flex-direction: column; gap: 16px; }
.team-section { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; box-shadow: var(--shadow); }
.team-section-header { display: flex; align-items: center; gap: 10px; padding-bottom: 10px; margin-bottom: 10px; border-bottom: 1px solid var(--border); font-size: 14px; color: var(--navy); }
.team-section-count { margin-left: auto; background: var(--blue-light); color: var(--blue); padding: 1px 9px; border-radius: 9px; font-size: 11px; font-weight: 700; }
.team-section-tasks { display: flex; flex-direction: column; gap: 8px; }

.team-task { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; display: grid; grid-template-columns: 4px 1fr auto; gap: 10px; align-items: center; }
.team-task-prio { width: 4px; height: 28px; border-radius: 2px; background: var(--border); align-self: center; }
.team-task-prio.p1 { background: var(--danger); }
.team-task-prio.p2 { background: var(--warning); }
.team-task-prio.p3 { background: var(--blue); }
.team-task-content { min-width: 0; }
.team-task-title { font-size: 13px; font-weight: 600; color: var(--navy); margin-bottom: 3px; }
.team-task-meta { font-size: 11px; color: var(--text-muted); display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.team-task-actions { display: flex; gap: 4px; }
.due { color: var(--text-muted); }
.due.overdue { color: var(--danger); font-weight: 700; }
.due.today { color: var(--warning); font-weight: 700; }
.team-empty { color: var(--text-muted); font-size: 13px; padding: 24px; text-align: center; background: var(--card); border: 1px dashed var(--border); border-radius: 12px; }
.muted { color: var(--text-muted); font-size: 12px; }
.checkbox-line { font-size: 12px; color: var(--text-muted); cursor: pointer; display: inline-flex; align-items: center; gap: 4px; }
.checkbox-line input { vertical-align: middle; }

/* Modal */
.modal-backdrop { position: fixed; inset: 0; background: rgba(11,31,58,.5); display: none; align-items: center; justify-content: center; z-index: 100; padding: 16px; }
.modal-backdrop.open { display: flex; }
.modal { background: var(--card); border-radius: 12px; padding: 24px; width: 100%; max-width: 480px; box-shadow: 0 16px 40px rgba(11,31,58,.18); }
.modal h2 { font-size: 18px; color: var(--navy); margin-bottom: 16px; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 12px; color: var(--text-muted); margin-bottom: 4px; font-weight: 600; }
.field input, .field select, .field textarea { width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; font-size: 13px; font-family: inherit; }
.field textarea { min-height: 60px; resize: vertical; }
.modal-actions { display: flex; gap: 8px; align-items: center; margin-top: 18px; }
.modal-actions .spacer { flex: 1; }
.btn-link.danger { color: var(--danger); }
.btn-link.danger:hover { background: rgba(217,70,62,.08); border-radius: 6px; }

.team-task { cursor: pointer; transition: border-color .15s, box-shadow .15s; }
.team-task:hover { border-color: var(--blue); box-shadow: var(--shadow); }
.team-task.done { opacity: 0.55; }
.team-task.done .team-task-title { text-decoration: line-through; }
.badge-done { font-size: 11px; padding: 2px 8px; background: var(--success); color: #fff; border-radius: 8px; font-weight: 700; }
.ranking-row { cursor: pointer; }
.due.today { color: var(--warning); font-weight: 700; }
.due.overdue { color: var(--danger); font-weight: 700; background: rgba(217,70,62,.08); padding: 1px 6px; border-radius: 6px; }

.toast { position: fixed; bottom: 24px; right: 24px; background: var(--navy); color: #fff; padding: 10px 16px; border-radius: 8px; font-size: 13px; box-shadow: var(--shadow); transform: translateY(100px); opacity: 0; transition: all .2s; z-index: 200; }
.toast.show { transform: translateY(0); opacity: 1; }