:root {
  --bg: #f4f6f9;
  --surface: #ffffff;
  --text: #1b1f24;
  --muted: #5d6673;
  --border: #dde2e8;
  --accent: #1f6feb;
  --accent-soft: #e6efff;
  --ok: #1a7f37;
  --ok-soft: #e3f4e8;
  --bad: #c62828;
  --bad-soft: #fdecec;
  --warn: #9a6700;
  --warn-soft: #fff4d6;
  --f10: #1f6feb;
  --f11: #8250df;
  --f12: #bf5b04;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1216;
    --surface: #181c22;
    --text: #e6e9ed;
    --muted: #9aa3ad;
    --border: #2b313a;
    --accent: #58a6ff;
    --accent-soft: #15243a;
    --ok: #3fb950;
    --ok-soft: #12261a;
    --bad: #ff6b6b;
    --bad-soft: #2d1416;
    --warn: #e3b341;
    --warn-soft: #2b2311;
    --f10: #58a6ff;
    --f11: #b392f0;
    --f12: #f0883e;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.45;
  padding-bottom: env(safe-area-inset-bottom);
}

.top {
  position: sticky; top: 0; z-index: 5;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: calc(10px + env(safe-area-inset-top)) 16px 10px;
}
.top-row { display: flex; align-items: center; justify-content: space-between; }
h1 { font-size: 18px; margin: 0; }
.chips { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; }
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--muted);
  border: 1px solid var(--border); border-radius: 999px; padding: 3px 10px;
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); flex: none; }
.dot.ok { background: var(--ok); }
.dot.bad { background: var(--bad); }
.dot.warn { background: var(--warn); }

#banners { padding: 0 16px; }
.banner {
  margin-top: 10px; padding: 10px 12px; border-radius: 10px; font-size: 14px;
  border: 1px solid transparent;
}
.banner.bad { background: var(--bad-soft); color: var(--bad); border-color: var(--bad); }
.banner.warn { background: var(--warn-soft); color: var(--warn); border-color: var(--warn); }
.banner.info { background: var(--accent-soft); color: var(--accent); }

.tabs {
  display: flex; gap: 4px; padding: 10px 16px 0;
}
.tab {
  flex: 1; border: 0; background: transparent; color: var(--muted);
  font: inherit; font-weight: 600; padding: 8px 0; border-bottom: 2px solid transparent; cursor: pointer;
}
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }

main { padding: 0 16px 24px; max-width: 760px; margin: 0 auto; }
.filters {
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  padding: 10px; margin-top: 12px; display: grid; gap: 8px;
}
.row { display: flex; gap: 8px; align-items: center; }
.row > input, .row > select { flex: 1; min-width: 0; }
input[type=date], input[type=search], select {
  font: inherit; color: var(--text); background: var(--bg);
  border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; height: 40px;
}
.toggles { flex-wrap: wrap; gap: 12px; font-size: 14px; color: var(--muted); }
.toggles label { display: inline-flex; align-items: center; gap: 4px; }

.icon-btn {
  font: inherit; font-size: 20px; line-height: 1; width: 40px; height: 40px; flex: none;
  border: 1px solid var(--border); border-radius: 8px; background: var(--surface); color: var(--text); cursor: pointer;
}
.icon-btn.small { width: 36px; }
.chip-btn {
  font: inherit; font-size: 14px; height: 40px; padding: 0 12px; flex: none;
  border: 1px solid var(--border); border-radius: 8px; background: var(--surface); color: var(--accent); cursor: pointer;
}

.summary { color: var(--muted); font-size: 13px; margin: 12px 2px 6px; }
.list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.item {
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  padding: 10px 12px; display: grid; grid-template-columns: 64px 1fr; gap: 2px 10px;
}
.item.clickable { cursor: pointer; }
.time { font-variant-numeric: tabular-nums; font-weight: 600; grid-row: span 2; }
.time small { display: block; font-weight: 400; color: var(--muted); font-size: 12px; }
.who { font-weight: 600; overflow-wrap: anywhere; }
.who .dept { font-weight: 400; color: var(--muted); font-size: 13px; margin-left: 4px; }
.meta { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; font-size: 13px; color: var(--muted); }
.floor {
  font-size: 12px; font-weight: 700; color: #fff; border-radius: 6px; padding: 0 6px;
  background: var(--muted);
}
.floor.f10F { background: var(--f10); }
.floor.f11F { background: var(--f11); }
.floor.f12F { background: var(--f12); }
.pill { font-size: 12px; border-radius: 6px; padding: 0 6px; background: var(--ok-soft); color: var(--ok); }
.pill.bad { background: var(--bad-soft); color: var(--bad); }
.pill.neutral { background: var(--accent-soft); color: var(--accent); }

.person { grid-template-columns: 1fr auto; }
.person .span { font-variant-numeric: tabular-nums; text-align: right; }
.person .meta { grid-column: 1 / -1; }

.more-btn {
  display: block; width: 100%; margin-top: 12px; height: 44px; font: inherit;
  border: 1px solid var(--border); border-radius: 10px; background: var(--surface); color: var(--accent); cursor: pointer;
}
.empty { text-align: center; color: var(--muted); padding: 32px 0; }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  padding: 12px; margin-top: 12px;
}
.card h2 { font-size: 16px; margin: 0 0 8px; display: flex; align-items: center; gap: 8px; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
/* 登入畫面 */
.auth { min-height: 100vh; display: flex; align-items: flex-start; justify-content: center; padding: 48px 16px; }
.auth-card {
  width: 100%; max-width: 380px; background: var(--surface); border: 1px solid var(--border);
  border-radius: 14px; padding: 20px;
}
.auth-card h1 { margin-bottom: 12px; }
.auth-card form { display: grid; gap: 12px; }
.field { display: grid; gap: 4px; font-size: 14px; color: var(--muted); }
.field input, .field select {
  font: inherit; color: var(--text); background: var(--bg);
  border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; height: 42px; width: 100%;
}
.field .row input { flex: 1; }
.field input[readonly] { color: var(--muted); }
.check { display: flex; gap: 8px; align-items: flex-start; font-size: 14px; }
.primary {
  font: inherit; font-weight: 600; height: 44px; padding: 0 16px; border: 0; border-radius: 10px;
  background: var(--accent); color: #fff; cursor: pointer;
}
.link-btn { font: inherit; font-size: 14px; border: 0; background: none; color: var(--accent); cursor: pointer; padding: 4px 6px; }
.error { color: var(--bad); font-size: 14px; margin: 8px 0 0; }
.ok-text { color: var(--ok); }
.bad-text { color: var(--bad); }
.warn-text { color: var(--warn); font-size: 13px; }
.danger { color: var(--bad); }

/* 手機版 QR Code */
.qr-login { margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--border); text-align: center; }
.qr-login .note { margin: 8px 0 0; }
/* 已經是用手機開的就不需要 QR Code */
@media (max-width: 700px) { .qr-login, .qr-btn { display: none; } }
.qr-code { display: inline-block; background: #fff; padding: 8px; border-radius: 10px; line-height: 0; }
.qr-code svg { width: 168px; height: 168px; }
.qr-url { overflow-wrap: anywhere; font-variant-numeric: tabular-nums; }
.modal {
  position: fixed; inset: 0; z-index: 20; padding: 16px;
  background: rgba(0, 0, 0, .45); display: flex; align-items: center; justify-content: center;
}
.modal-box {
  width: 100%; max-width: 320px; background: var(--surface); color: var(--text);
  border-radius: 14px; padding: 20px; display: grid; gap: 10px; justify-items: center; text-align: center;
}
.modal-box h2 { font-size: 17px; margin: 0; }
.modal-box .note { margin: 0; }
.modal-box .qr-code svg { width: 220px; height: 220px; }
.modal-box .primary { width: 100%; }

/* 使用者選單 */
.top-actions { display: flex; gap: 8px; align-items: center; }
.top-actions .chip-btn { max-width: 160px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text); }
.menu {
  position: absolute; right: 16px; top: calc(56px + env(safe-area-inset-top)); z-index: 10;
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px; overflow: hidden;
  box-shadow: 0 6px 20px rgba(0, 0, 0, .15); display: grid; min-width: 140px;
}
.menu button { font: inherit; text-align: left; padding: 12px 14px; border: 0; background: none; color: var(--text); cursor: pointer; }
.menu button + button { border-top: 1px solid var(--border); }

/* 員工：當天摘要 */
.my-day .big { font-size: 28px; font-weight: 700; font-variant-numeric: tabular-nums; }
.my-day .note { margin: 0; }

/* 帳號管理 */
.acc-head { justify-content: space-between; margin-top: 12px; }
.acc-head .summary { margin: 0; }
.pill.warn { background: var(--warn-soft); color: var(--warn); }
.editor { display: grid; gap: 12px; }
.editor h2 { margin: 0; }
.editor h3 { font-size: 15px; margin: 8px 0 0; }
.editor .note { margin: 0; }
.card-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; font-size: 14px; }
.card-list li { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; padding: 6px 0; border-bottom: 1px solid var(--border); }
.card-list li .link-btn { margin-left: auto; }
.card-list.results li { border-bottom-style: dashed; }
.actions { flex-wrap: wrap; }

.uncertain { font-size: 12px; font-weight: 600; color: var(--warn); }
.note { font-size: 13px; color: var(--muted); margin: 0 0 8px; }
.syslog { list-style: none; padding: 0; margin: 0; font-size: 13px; }
.syslog li { padding: 4px 0; border-top: 1px solid var(--border); }
.syslog li:first-child { border-top: 0; }