:root {
  --color-bg: #f1f3f6;
  --color-surface: #ffffff;
  --color-border: #e2e5ea;
  --color-text: #1a1d23;
  --color-text-muted: #6b7280;
  --color-primary: #2d5da1;
  --color-primary-hover: #234a80;
  --color-success-hover: #124a2b;
  --color-orange-hover: #c2410c;
  --color-danger-hover: #a10d26;
  --color-gold: #f2a900;
  --color-gold-bg: #fdf1d6;
  --color-gold-text: #8a5a00;
  --color-success-bg: #dcfce7;
  --color-success-text: #22c55e;
  --color-danger: #c8102e;
  --color-danger-bg: #fbe2e5;
  --color-danger-text: #8a0c22;
  --color-pending-bg: #fdf1d6;
  --color-pending-text: #8a5a00;
  --color-orange: #ea580c;
  --color-grey: #9ca3af;
  --color-save: #16a34a;
  --color-save-hover: #15803d;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.06), 0 1px 3px rgba(16, 24, 40, 0.08);
}

* { box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  margin: 0;
  padding: 2rem;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1 {
  margin: 0 0 1.25rem;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}
h2 {
  margin: 2rem 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}
p { color: var(--color-text-muted); }

/* ---------- Buttons (shared by all button/submit elements) ---------- */

button,
input[type="submit"] {
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.55rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-primary);
  background: var(--color-primary);
  color: white;
  cursor: pointer;
  transition: background 0.12s ease, border-color 0.12s ease, transform 0.05s ease;
}
button:hover,
input[type="submit"]:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}
button:active,
input[type="submit"]:active {
  transform: translateY(1px);
}
button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Secondary / neutral buttons — anything meant to look less "primary" */
.admin-table button,
.edit-only button[type="button"] {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border);
}
.admin-table button:hover,
.edit-only button[type="button"]:hover {
  background: #f8f9fb;
  border-color: #c7cbd3;
}

/* Row-action buttons — colored consistently wherever they appear */
button.btn-edit {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}
button.btn-edit:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}
button.btn-activate {
  background: var(--color-success-text);
  border-color: var(--color-success-text);
  color: white;
}
button.btn-activate:hover {
  background: var(--color-success-hover);
  border-color: var(--color-success-hover);
}
button.btn-deactivate {
  background: var(--color-orange);
  border-color: var(--color-orange);
  color: white;
}
button.btn-deactivate:hover {
  background: var(--color-orange-hover);
  border-color: var(--color-orange-hover);
}
button.btn-delete {
  background: var(--color-danger);
  border-color: var(--color-danger);
  color: white;
}
button.btn-delete:hover {
  background: var(--color-danger-hover);
  border-color: var(--color-danger-hover);
}
button.btn-save {
  background: var(--color-save);
  border-color: var(--color-save);
  color: white;
}
button.btn-save:hover {
  background: var(--color-save-hover);
  border-color: var(--color-save-hover);
}
.edit-only button.btn-cancel {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}
.edit-only button.btn-cancel:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}

/* ---------- Form fields ---------- */

input[type="text"],
input[type="password"],
input[type="date"],
input[type="time"],
input[type="file"],
select {
  font-family: inherit;
  font-size: 0.9rem;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
}
input:focus,
select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

/* ---------- Kiosk check-in page ---------- */

.kiosk {
  max-width: 480px;
  margin: 4rem auto;
  text-align: center;
}
.keypad-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.keypad-form input {
  font-size: 2rem;
  padding: 1rem;
  text-align: center;
  border-radius: var(--radius);
}
.keypad-form button {
  font-size: 1.3rem;
  padding: 1rem;
  border-radius: var(--radius);
}

.footer-link {
  font-size: 0.75rem;
  color: #9ca3af;
  text-decoration: none;
}

/* ---------- Banners / flash messages ---------- */

.banner {
  padding: 0.9rem 1.1rem;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 500;
}
.banner.success { background: var(--color-success-bg); color: var(--color-success-text); }
.banner.error { background: var(--color-danger-bg); color: var(--color-danger-text); }

.flash {
  background: #e0e7ff;
  color: #3730a3;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
  font-weight: 500;
}

/* ---------- Status dashboard: shift tabs + filters ---------- */

.shift-tabs {
  margin-bottom: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}
.shift-tabs h1 { margin: 0; margin-right: 0.25rem; }

.assignments-header {
  margin-bottom: 1rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}
.assignments-header h1 { margin: 0; }

.shift-tabs a {
  display: inline-block;
  padding: 0.55rem 1.4rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--color-text);
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: var(--shadow);
}
.shift-tabs .status-filters {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.shift-tabs a.nav-push-right { margin-left: auto; }

/* ---------- Tables ---------- */

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
th, td {
  padding: 0.55rem 1.1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}
th {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: white;
  background: var(--color-primary);
  font-weight: 700;
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:nth-child(even) { background: #f8f9fb; }
tbody tr:hover { background: #f0f2f5; }
.unassigned { color: var(--color-text-muted); font-style: italic; }
.row-actions { text-align: right; }

.status-table th:first-child { border-left: 8px solid var(--color-primary); }
.status-table td:first-child { border-left: 8px solid var(--color-grey); }
.status-table tr.status-green td:first-child { border-left-color: var(--color-success-text); }
.status-table tr.status-orange td:first-child { border-left-color: var(--color-orange); }
.status-table tr.status-red td:first-child { border-left-color: var(--color-danger); }
.status-table tr.status-grey td:first-child { border-left-color: var(--color-grey); }

/* ---------- Status tags + inline clock-in button ---------- */

.status-dot {
  display: inline-block;
  width: 1.3rem;
  height: 1.3rem;
  border-radius: 50%;
  margin-right: 0.5rem;
  vertical-align: middle;
}
.dot-green { background: var(--color-success-text); }
.dot-orange { background: var(--color-orange); }
.dot-grey { background: var(--color-grey); }
.dot-red { background: var(--color-danger); }

button.status-dot {
  border: none;
  padding: 0;
  cursor: pointer;
}
button.status-dot:hover {
  filter: brightness(0.85);
}

.person-time {
  margin-left: 0.5rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}
.person-time-button {
  margin-left: 0.5rem;
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--color-text-muted);
  background: none;
  border: none;
  padding: 0;
  text-decoration: underline dotted;
  cursor: pointer;
}
.person-time-button:hover {
  background: none;
  color: var(--color-danger);
}

.status-legend {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 1rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}
.status-legend span { display: flex; align-items: center; }

.tag-button {
  margin-left: 0.5rem;
  width: 1.3rem;
  height: 1.3rem;
  padding: 0;
  border-radius: 50%;
  aspect-ratio: 1 / 1;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  vertical-align: middle;
}
.tag-button svg { display: block; }
.clock-in-form { display: inline-block; vertical-align: middle; }

/* ---------- Admin nav ---------- */

.admin-nav {
  margin-bottom: 1.75rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}
.nav-divider {
  width: 1px;
  height: 1.5rem;
  background: var(--color-border);
  margin: 0 0.35rem;
}
.admin-nav a {
  display: inline-block;
  padding: 0.55rem 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.85rem;
  box-shadow: var(--shadow);
  transition: background 0.12s ease, border-color 0.12s ease, color 0.12s ease;
}
.admin-nav a.nav-push-right {
  margin-left: auto;
}
.admin-nav a.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}
.admin-nav a:not(.active):hover {
  background: #dbeafe;
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.admin-nav a.active:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: white;
}

/* ---------- Forms (filter bars, add-record forms, import forms) ---------- */

.admin-form {
  margin: 1rem 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
}
.admin-login {
  max-width: 340px;
  margin: 4rem auto;
  text-align: center;
  background: var(--color-surface);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.admin-login form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.import-form {
  margin: 1rem 0;
  padding: 1rem 1.1rem;
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
}
.import-form span {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}
.import-form code {
  background: var(--color-pending-bg);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-size: 0.85rem;
}

.admin-table tr:not(.editing) .edit-only { display: none; }
.admin-table tr.editing .view-only { display: none; }

/* ---------- Modal ---------- */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(16, 24, 40, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}
.modal-overlay[hidden] { display: none; }
.modal {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 1.5rem;
  min-width: 280px;
  box-shadow: var(--shadow);
}
.modal h2 {
  margin: 0 0 1rem;
  font-size: 1.1rem;
}
.modal-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 1.25rem;
  justify-content: flex-end;
}

/* ---------- Print support ---------- */

.print-only { display: none; }

@media print {
  body { background: white; padding: 0; }
  .no-print { display: none !important; }
  .print-only { display: inline; }
  table { box-shadow: none; border: 1px solid var(--color-border); }
  h1 { font-size: 1.2rem; }
}