:root {
  --bg: #fafbfc;
  --surface: #ffffff;
  --border: #e8ecf1;
  --muted: #94a3b8;
  --text: #0f172a;
  --primary: #3b82f6;
  --primary-fg: #ffffff;
  --success: #10b981;
  --danger: #ef4444;
  --warning: #f59e0b;
  --radius: 14px;
  --shadow: 0 4px 16px rgba(15,23,42,.06);
}
[data-theme="dark"] {
  --bg: #0b1220;
  --surface: #131a2b;
  --border: #1f2a44;
  --muted: #64748b;
  --text: #e6edf7;
  --primary: #60a5fa;
  --primary-fg: #0b1220;
  --shadow: 0 4px 16px rgba(0,0,0,.4);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-tap-highlight-color: transparent;
}
.container { max-width: 480px; margin: 0 auto; padding: 16px; }
.container.wide { max-width: 1100px; }

header.app {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 16px; max-width: 1100px; margin: 0 auto;
}
header.app h1 { font-size: 18px; margin: 0; }
.theme-btn, .icon-btn {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 999px; padding: 8px 12px; cursor: pointer;
  color: var(--text); font-size: 14px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}
.clock {
  text-align: center; padding: 24px 16px;
}
.clock .time { font-size: 48px; font-weight: 700; letter-spacing: -1px; }
.clock .date { color: var(--muted); margin-top: 4px; font-size: 15px; }

.pin-display {
  text-align: center; font-size: 32px; letter-spacing: 12px;
  height: 48px; margin: 8px 0 16px; font-weight: 600;
  color: var(--primary);
}
.keypad {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px;
}
.keypad button {
  height: 64px; font-size: 24px; font-weight: 600;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); cursor: pointer; color: var(--text);
  transition: transform .05s, background .15s;
}
.keypad button:active { transform: scale(0.96); background: var(--bg); }
.keypad .clear { color: var(--danger); }
.keypad .ok { background: var(--primary); color: var(--primary-fg); border-color: var(--primary); }

.action-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 12px; }
.action-row .btn-pause { grid-column: span 2; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 16px; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--surface);
  color: var(--text); font-weight: 600; cursor: pointer; font-size: 15px;
  text-decoration: none;
}
.btn-primary { background: var(--primary); color: var(--primary-fg); border-color: var(--primary); }
.btn-success { background: var(--success); color: #fff; border-color: var(--success); }
.btn-danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-warning { background: var(--warning); color: #fff; border-color: var(--warning); }
.btn-block { display: flex; width: 100%; }

.flash { padding: 12px 14px; border-radius: var(--radius); margin-bottom: 12px; font-size: 14px; }
.flash.success { background: rgba(16,185,129,.12); color: var(--success); border: 1px solid rgba(16,185,129,.3); }
.flash.error   { background: rgba(239,68,68,.12); color: var(--danger);  border: 1px solid rgba(239,68,68,.3); }
.flash.info    { background: rgba(59,130,246,.10); color: var(--primary); border: 1px solid rgba(59,130,246,.3); }

label { display: block; margin: 12px 0 6px; font-size: 14px; color: var(--muted); }
input[type=text], input[type=password], input[type=number], select {
  width: 100%; padding: 12px; border-radius: 10px;
  border: 1px solid var(--border); background: var(--bg); color: var(--text);
  font-size: 16px;
}
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 10px 8px; border-bottom: 1px solid var(--border); text-align: left; }
th { color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; }
.toolbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: end; margin-bottom: 12px; }
.toolbar > div { flex: 1; min-width: 140px; }

.nav { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.nav a { padding: 8px 14px; border-radius: 999px; background: var(--surface); border: 1px solid var(--border); text-decoration: none; color: var(--text); font-size: 14px; }
.nav a.active { background: var(--primary); color: var(--primary-fg); border-color: var(--primary); }

.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge.in { background: rgba(16,185,129,.15); color: var(--success); }
.badge.out { background: rgba(148,163,184,.2); color: var(--muted); }
.badge.break { background: rgba(245,158,11,.15); color: var(--warning); }

.muted { color: var(--muted); font-size: 13px; }
.center { text-align: center; }
@media (max-width: 600px) {
  .toolbar > div { flex: 1 1 100%; }
  table { font-size: 13px; }
}
.status-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 10px; }
.status-card { border: 1px solid var(--border); border-radius: var(--radius); padding: 12px; background: var(--bg); display: flex; flex-direction: column; gap: 8px; }
.status-card.in { border-color: rgba(16,185,129,.35); }
.status-card.break { border-color: rgba(245,158,11,.45); }
.status-card.inactive { opacity: .55; }
.status-card small { color: var(--muted); }
@media (max-width: 600px) {
  .status-grid { grid-template-columns: 1fr; }
  .btn { margin-bottom: 6px; }
}

.row-muted { opacity: .65; }