@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@400;500;600;700;800&family=Barlow:wght@300;400;500&display=swap');

:root {
  --bg:       #0a0c0f;
  --surface:  #111318;
  --border:   #1e2228;
  --muted:    #2a2f38;
  --text:     #d8dde8;
  --dim:      #6b7280;
  --accent:   #f59e0b;
  --green:    #22c55e;
  --red:      #ef4444;
  --blue:     #3b82f6;
  --radius:   4px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Barlow', sans-serif;
  font-size: 15px;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

/* --- Layout --- */
.page { max-width: 480px; margin: 0 auto; min-height: 100vh; }
.page-wide { max-width: 960px; margin: 0 auto; padding: 24px 16px; }

/* --- Header --- */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
}

.logo {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text);
}

.logo span { color: var(--accent); }

.tenant-badge {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dim);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 3px 8px;
  border-radius: var(--radius);
}

/* --- Card --- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 12px;
}

/* --- Status Indicator --- */
.status-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  display: inline-block;
  margin-right: 8px;
}
.status-dot.in  { background: var(--green); box-shadow: 0 0 8px var(--green); animation: pulse 2s infinite; }
.status-dot.out { background: var(--muted); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* --- Big action button --- */
.btn-main {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 20px;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform 0.1s, box-shadow 0.1s;
}

.btn-main:active { transform: scale(0.98); }

.btn-in {
  background: var(--green);
  color: #000;
  box-shadow: 0 4px 24px rgba(34, 197, 94, 0.3);
}
.btn-in:hover { box-shadow: 0 4px 32px rgba(34, 197, 94, 0.5); }

.btn-out {
  background: var(--red);
  color: #fff;
  box-shadow: 0 4px 24px rgba(239, 68, 68, 0.25);
}
.btn-out:hover { box-shadow: 0 4px 32px rgba(239, 68, 68, 0.4); }

/* --- Regular buttons --- */
.btn {
  padding: 10px 20px;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.btn:hover { background: var(--muted); border-color: var(--dim); }
.btn-primary { background: var(--accent); color: #000; border-color: var(--accent); }
.btn-primary:hover { background: #d97706; border-color: #d97706; }
.btn-danger  { background: transparent; color: var(--red); border-color: var(--red); }
.btn-danger:hover { background: rgba(239,68,68,0.1); }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-ghost { background: transparent; border-color: transparent; color: var(--dim); }
.btn-ghost:hover { color: var(--text); background: var(--muted); border-color: var(--border); }

/* --- Forms --- */
.form-group { margin-bottom: 16px; }
.form-label {
  display: block;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 6px;
}
.form-input {
  width: 100%;
  padding: 11px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: 'Barlow', sans-serif;
  font-size: 15px;
  transition: border-color 0.15s;
  -webkit-appearance: none;
}
.form-input:focus {
  outline: none;
  border-color: var(--accent);
}
.form-input::placeholder { color: var(--muted); }

/* PIN input */
.pin-row {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin: 16px 0;
}
.pin-digit {
  width: 48px; height: 56px;
  text-align: center;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 28px;
  font-weight: 700;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  transition: border-color 0.15s;
}
.pin-digit:focus { outline: none; border-color: var(--accent); }
.pin-digit.filled { border-color: var(--muted); }

/* --- Toggle switch --- */
.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.toggle-row:last-child { border-bottom: none; }
.toggle-label { font-size: 14px; color: var(--text); }
.toggle-sublabel { font-size: 12px; color: var(--dim); margin-top: 2px; }
.toggle {
  position: relative;
  width: 44px; height: 24px;
  flex-shrink: 0;
}
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--muted);
  border-radius: 12px;
  cursor: pointer;
  transition: background 0.2s;
}
.toggle-slider::before {
  content: '';
  position: absolute;
  width: 18px; height: 18px;
  left: 3px; bottom: 3px;
  background: var(--text);
  border-radius: 50%;
  transition: transform 0.2s;
}
.toggle input:checked + .toggle-slider { background: var(--accent); }
.toggle input:checked + .toggle-slider::before { transform: translateX(20px); }

/* --- Table --- */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--dim);
  text-align: left;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
}
.data-table td {
  padding: 12px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: rgba(255,255,255,0.02); }

/* --- Stat tiles --- */
.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 16px; }
.stat-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}
.stat-num {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 40px;
  font-weight: 800;
  line-height: 1;
  color: var(--accent);
}
.stat-label {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--dim);
  margin-top: 4px;
}

/* --- Badges --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 2px;
}
.badge-green { background: rgba(34,197,94,0.15); color: var(--green); }
.badge-red   { background: rgba(239,68,68,0.15); color: var(--red); }
.badge-blue  { background: rgba(59,130,246,0.15); color: var(--blue); }
.badge-dim   { background: var(--muted); color: var(--dim); }
.badge-amber { background: rgba(245,158,11,0.15); color: var(--accent); }

/* --- Nav tabs --- */
.nav-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
  overflow-x: auto;
  scrollbar-width: none;
}
.nav-tab {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 12px 20px;
  color: var(--dim);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: color 0.15s;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
}
.nav-tab:hover { color: var(--text); }
.nav-tab.active { color: var(--accent); border-bottom-color: var(--accent); }

/* --- Modal --- */
.modal-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 100;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  width: 100%;
  max-width: 440px;
  max-height: 90vh;
  overflow-y: auto;
}
.modal-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 20px; }

/* --- Alerts --- */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 14px;
  margin-bottom: 16px;
  border-left: 3px solid;
}
.alert-error   { background: rgba(239,68,68,0.08); border-color: var(--red); color: #fca5a5; }
.alert-success { background: rgba(34,197,94,0.08); border-color: var(--green); color: #86efac; }
.alert-info    { background: rgba(59,130,246,0.08); border-color: var(--blue); color: #93c5fd; }

/* --- Utility --- */
.text-dim    { color: var(--dim); }
.text-accent { color: var(--accent); }
.text-green  { color: var(--green); }
.text-red    { color: var(--red); }
.text-sm     { font-size: 13px; }
.text-xs     { font-size: 11px; }
.mt-4 { margin-top: 16px; }
.mt-2 { margin-top: 8px; }
.mb-4 { margin-bottom: 16px; }
.flex { display: flex; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-center  { display: flex; align-items: center; justify-content: center; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.hidden { display: none !important; }
.w-full { width: 100%; }

/* --- Login screen --- */
.login-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 32px 24px;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(245,158,11,0.05) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 80%, rgba(34,197,94,0.03) 0%, transparent 60%),
    var(--bg);
}
.login-logo {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 36px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.login-subtitle {
  font-size: 13px;
  color: var(--dim);
  margin-bottom: 40px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.login-box {
  width: 100%;
  max-width: 380px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
}

/* --- Time display --- */
.time-display {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 14px;
  color: var(--dim);
  font-weight: 500;
}

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--muted); border-radius: 3px; }

/* --- Select --- */
select.form-input {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236b7280' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

/* --- Responsive --- */
@media (max-width: 480px) {
  .page-wide { padding: 16px 12px; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .data-table td, .data-table th { padding: 10px 8px; }
}