:root {
  --blue: #16628f;
  --blue-dark: #114d71;
  --blue-darker: #0d3d5a;
  --green: #4caf50;
  --green-dark: #3d8b40;
  --red: #d9534f;
  --orange: #f0883b;
  --gray-bg: #eceef1;
  --text: #2c2f36;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif; color: var(--text); background: var(--gray-bg); }
#app { height: 100%; }
h1 { font-size: 22px; }
a { color: var(--blue); }

/* ---------- shell ---------- */
.shell { display: flex; min-height: 100vh; }
.sidebar { width: 130px; flex: none; background: var(--blue-dark); color: #fff; display: flex; flex-direction: column; align-items: stretch; padding-top: 0; }
.brand { font-weight: 900; font-size: 22px; letter-spacing: 0.08em; text-align: center; padding: 18px 0; background: var(--blue-darker); }
.side-link { display: flex; flex-direction: column; align-items: center; gap: 4px; color: #cfe3f0; text-decoration: none; padding: 16px 6px; font-size: 13px; border-left: 4px solid transparent; }
.side-link .ico { font-size: 20px; }
.side-link:hover { background: var(--blue-darker); color: #fff; }
.side-link.active { background: var(--blue-darker); color: #fff; border-left-color: var(--green); }

.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topbar { background: var(--blue); color: #fff; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 10px 20px; flex-wrap: wrap; }
.topbar-title { font-size: 18px; font-weight: 600; }
.topbar-clock { display: flex; align-items: center; gap: 12px; }
.clock-state { font-size: 13px; color: #cfe3f0; }
.clock-state.in { color: #b6f0b9; }
.topbar-user { display: flex; align-items: center; gap: 12px; font-size: 14px; }
.btn-link { background: none; border: none; color: #cfe3f0; cursor: pointer; text-decoration: underline; font-size: 13px; }

.btn-clock { border: none; padding: 8px 22px; font-size: 15px; font-weight: 700; color: #fff; cursor: pointer; border-radius: 4px; }
.btn-clock.in { background: var(--green); }
.btn-clock.in:hover { background: var(--green-dark); }
.btn-clock.out { background: var(--red); }
.btn-clock:disabled { opacity: 0.6; cursor: default; }

.content { padding: 24px; max-width: 1400px; width: 100%; }

/* ---------- cards ---------- */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; margin-bottom: 24px; }
.card { border-radius: 6px; color: #fff; padding: 18px 20px; }
.card h3 { margin: 0 0 12px; font-size: 17px; text-align: center; }
.card ul { margin: 0; padding: 0; list-style: none; font-size: 14px; line-height: 1.9; }
.card.hero { background: var(--blue); display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.card.hero .time { font-size: 34px; font-weight: 800; }
.card.red { background: var(--red); }
.card.orange { background: var(--orange); }
.card.green { background: #3d9970; }

/* ---------- panels & tables ---------- */
.panel { background: #fff; border-radius: 6px; box-shadow: 0 1px 3px rgba(0,0,0,.12); margin-bottom: 24px; overflow: hidden; }
.panel-head { background: var(--blue); color: #fff; padding: 10px 16px; font-weight: 600; display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.panel-body { padding: 16px; overflow-x: auto; }

table.grid { width: 100%; border-collapse: collapse; font-size: 14px; }
table.grid th { text-align: left; font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: #667; padding: 8px 10px; border-bottom: 2px solid #dde1e6; }
table.grid td { padding: 9px 10px; border-bottom: 1px solid #eceef1; }
table.grid tr:hover td { background: #f5f8fa; }
.dur { font-weight: 700; color: #2e7d32; }
.edited-flag { font-size: 11px; color: var(--orange); font-weight: 700; }

/* ---------- forms & buttons ---------- */
.field { display: flex; flex-direction: column; gap: 5px; margin-bottom: 14px; }
.field label { font-size: 12px; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; color: #556; }
.input { padding: 8px 10px; border: 1px solid #c6ccd4; border-radius: 4px; font-size: 14px; font-family: inherit; }
.btn { border: none; border-radius: 4px; padding: 8px 18px; font-size: 14px; font-weight: 600; cursor: pointer; }
.btn.primary { background: var(--blue); color: #fff; }
.btn.primary:hover { background: var(--blue-dark); }
.btn.success { background: var(--green); color: #fff; }
.btn.danger { background: var(--red); color: #fff; }
.btn.ghost { background: #e3e7ec; color: var(--text); }
.btn:disabled { opacity: 0.55; cursor: default; }
.error-msg { background: #fdecea; color: #b71c1c; border: 1px solid #f5c6cb; border-radius: 4px; padding: 10px 14px; margin-bottom: 14px; font-size: 14px; }
.ok-msg { background: #e8f5e9; color: #1b5e20; border: 1px solid #c8e6c9; border-radius: 4px; padding: 10px 14px; margin-bottom: 14px; font-size: 14px; }

/* ---------- login ---------- */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(160deg, var(--blue-dark), var(--blue)); padding: 20px; }
.login-card { background: #fff; border-radius: 8px; padding: 36px; width: 100%; max-width: 400px; box-shadow: 0 10px 40px rgba(0,0,0,.35); }
.login-card h1 { margin: 0 0 4px; font-size: 24px; }
.login-card .sub { color: #667; font-size: 14px; margin: 0 0 24px; }

/* ---------- print: payroll report only ---------- */
@media print {
  .sidebar, .topbar, .no-print { display: none !important; }
  .content { padding: 0; max-width: none; }
  .panel { box-shadow: none; }
  body { background: #fff; }
}

/* ---------- heartbeat ---------- */
.hb-filter { padding: 5px 8px; font-size: 13px; }
.hb-summary { font-size: 13px; color: #cfe3f0; }
.hb-summary .hb-up { color: #b6f0b9; }
.hb-summary .hb-down { color: #ffd0ce; }
.hb-badge { display: inline-block; font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 12px; white-space: nowrap; }
.hb-badge.up { background: #e4f5e4; color: #2e7d32; }
.hb-badge.down { background: #fbe4e3; color: #c62828; }
.hb-prod { display: inline-block; background: var(--blue); color: #fff; font-size: 11px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; padding: 2px 8px; border-radius: 3px; }
.hb-url { font-size: 13px; word-break: break-all; }
.hb-when { font-size: 13px; color: #667; white-space: nowrap; }
.hb-slow { color: var(--orange); font-weight: 700; }
.hb-err { font-size: 12px; color: var(--red); margin-top: 2px; }
.hb-x { border: none; background: none; color: #c62828; cursor: pointer; font-size: 14px; padding: 2px 6px; border-radius: 3px; }
.hb-x:hover { background: #fbe4e3; }
.hb-add { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-top: 14px; padding-top: 14px; border-top: 1px solid #eceef1; }
.hb-add .input { padding: 7px 9px; font-size: 13px; }
.hb-add .hb-add-url { flex: 1; min-width: 240px; }