/* Guard Tour Patrol System - Modern Dark Theme */
:root {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-card: #1e293b;
  --bg-card-hover: #334155;
  --border: #334155;
  --border-light: #475569;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #10b981;
  --accent-hover: #059669;
  --danger: #ef4444;
  --danger-hover: #dc2626;
  --warning: #f59e0b;
  --info: #3b82f6;
  --success: #10b981;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.2), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --radius: 0.75rem;
  --radius-sm: 0.5rem;
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Vazirmatn', 'Tahoma', system-ui, -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  direction: rtl;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem;
}

/* Header */
.top-bar {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 0.875rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  flex-wrap: wrap;
  gap: 0.75rem;
}

.top-bar .brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.0625rem;
  min-width: 0;
  flex: 1 1 auto;
}

.top-bar .brand > span:last-child {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.top-bar .brand-icon {
  width: 40px; height: 40px;
  background: transparent;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
  padding: 0;
}
.top-bar .brand-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.top-bar .user-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  flex-wrap: wrap;
}

.top-bar .user-info > span:not(.role-badge) {
  white-space: nowrap;
}

.top-bar .user-info .role-badge {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 0.375rem;
  font-size: 0.75rem;
  color: var(--accent);
}

.top-bar .user-info .btn {
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.card-title {
  font-size: 1.125rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-subtitle {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

/* Grid */
.grid {
  display: grid;
  gap: 1rem;
}
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* Stat cards */
.stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  position: relative;
  overflow: hidden;
}
.stat-label {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
}
.stat-value {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--text-primary);
}
.stat-icon {
  position: absolute;
  top: 1rem;
  left: 1rem;
  font-size: 1.5rem;
  opacity: 0.3;
}
.stat-accent { border-color: var(--accent); }
.stat-warning { border-color: var(--warning); }
.stat-info { border-color: var(--info); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
  font-family: inherit;
}
.btn:hover { background: var(--bg-card-hover); border-color: var(--border-light); }
.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn-danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-danger:hover { background: var(--danger-hover); }
.btn-warning { background: var(--warning); color: #000; border-color: var(--warning); }
.btn-sm { padding: 0.375rem 0.75rem; font-size: 0.8125rem; }
.btn-lg { padding: 0.875rem 1.75rem; font-size: 1rem; }
.btn-block { display: flex; width: 100%; justify-content: center; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Forms */
.form-group { margin-bottom: 1rem; }
.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}
.input, .select, .textarea {
  width: 100%;
  padding: 0.625rem 0.875rem;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.9375rem;
  font-family: inherit;
  transition: var(--transition);
}
.input:focus, .select:focus, .textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}
.input-inline {
  background: transparent;
  border: 1px solid transparent;
  padding: 0.375rem 0.5rem;
  border-radius: 0.375rem;
}
.input-inline:hover { border-color: var(--border); }
.input-inline:focus { border-color: var(--accent); background: var(--bg-primary); }

/* Tables */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); }
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.table th, .table td {
  padding: 0.75rem 1rem;
  text-align: right;
  border-bottom: 1px solid var(--border);
}
.table th {
  background: var(--bg-primary);
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.table tbody tr:hover { background: var(--bg-card-hover); }
.table tbody tr:last-child td { border-bottom: none; }

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.625rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 500;
}
.badge-success { background: rgba(16, 185, 129, 0.15); color: var(--success); }
.badge-danger { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.badge-warning { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.badge-info { background: rgba(59, 130, 246, 0.15); color: var(--info); }
.badge-muted { background: var(--bg-primary); color: var(--text-muted); }

/* Shift card states */
.shift-box {
  background: linear-gradient(135deg, var(--bg-card), var(--bg-card-hover));
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  margin-bottom: 1.5rem;
  transition: var(--transition);
}
.shift-box.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 0 30px rgba(16, 185, 129, 0.2);
}
.shift-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}
.shift-time {
  font-size: 2.5rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--text-primary);
  letter-spacing: 0.02em;
  margin-bottom: 1rem;
}
.shift-meta { font-size: 0.875rem; color: var(--text-secondary); }

/* Scan input */
.scan-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}
.scan-input {
  width: 100%;
  padding: 1.25rem 1rem;
  background: var(--bg-primary);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 1.5rem;
  font-weight: 600;
  text-align: center;
  font-family: 'SF Mono', 'Consolas', monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: var(--transition);
}
.scan-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.15);
}
.scan-input:disabled { opacity: 0.5; cursor: not-allowed; }

/* Checkpoint grid */
.cp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.5rem;
}
.cp-item {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  text-align: center;
  font-size: 0.8125rem;
  position: relative;
  transition: var(--transition);
}
.cp-item .cp-code {
  display: block;
  color: var(--text-muted);
  font-family: monospace;
  font-size: 0.75rem;
  margin-top: 0.25rem;
}
.cp-item.scanned {
  background: rgba(16, 185, 129, 0.1);
  border-color: var(--accent);
  color: var(--accent);
}
.cp-item.scanned::after {
  content: '✓';
  position: absolute;
  top: 0.25rem; left: 0.5rem;
  color: var(--accent);
  font-weight: 700;
}

/* Toast */
.toast-container {
  position: fixed;
  top: 5rem; left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}
.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.875rem 1.25rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 280px;
  max-width: 90vw;
  animation: slideIn 0.3s ease-out;
  pointer-events: auto;
}
.toast.success { border-color: var(--accent); }
.toast.error { border-color: var(--danger); }
.toast.warning { border-color: var(--warning); }
.toast-icon { font-size: 1.25rem; }
.toast.success .toast-icon { color: var(--accent); }
.toast.error .toast-icon { color: var(--danger); }

@keyframes slideIn {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Scan log */
.log-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  max-height: 320px;
  overflow-y: auto;
}
.log-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
}
.log-item:last-child { border-bottom: none; }
.log-time { color: var(--text-muted); font-size: 0.75rem; min-width: 80px; font-variant-numeric: tabular-nums; }
.log-name { flex: 1; }
.log-status { font-size: 0.75rem; padding: 0.125rem 0.5rem; border-radius: 999px; }
.log-status.ok { background: rgba(16, 185, 129, 0.15); color: var(--accent); }
.log-status.bad { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.log-status.late { background: rgba(245, 158, 11, 0.15); color: var(--warning); }

/* Empty state */
.empty {
  text-align: center;
  padding: 3rem 1.5rem;
  color: var(--text-muted);
}
.empty-icon {
  font-size: 3rem;
  margin-bottom: 0.75rem;
  opacity: 0.5;
}

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  animation: fadeIn 0.2s;
  padding: 1rem;
  overflow-y: auto;
}
.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  max-width: 90vw;
  width: 480px;
  box-shadow: var(--shadow-lg);
  animation: slideIn 0.3s;
  max-height: calc(100vh - 2rem);
  overflow-y: auto;
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* Form section title inside modals */
.form-section-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0.875rem 0 0.5rem;
  padding-bottom: 0.375rem;
  border-bottom: 1px solid var(--border);
}
.form-section-title:first-child {
  margin-top: 0;
}
.form-section-title:first-of-type {
  border-top: 0;
}

/* Tabs */
.tabs {
  display: flex;
  gap: 0.25rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
  overflow-x: auto;
  position: sticky;
  top: 60px;       /* sits below the .top-bar */
  background: var(--bg-card);
  z-index: 50;
  margin-top: -1rem;
  padding-top: 0.5rem;
  scrollbar-width: thin;
}
.tabs::-webkit-scrollbar { height: 4px; }
.tabs::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.tab {
  padding: 0.75rem 1.125rem;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.9375rem;
  font-weight: 500;
  border-bottom: 3px solid transparent;
  transition: var(--transition);
  font-family: inherit;
  white-space: nowrap;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
}
.tab:hover {
  color: var(--text-primary);
  background: var(--bg-primary);
}
.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
  background: var(--bg-primary);
}

/* Login */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: radial-gradient(ellipse at top, #1e293b 0%, #0f172a 50%, #020617 100%);
}
.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-lg);
}
.login-logo {
  width: 140px; height: 140px;
  margin: 0 auto 1.25rem;
  display: block;
  object-fit: contain;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.15));
}
.login-title {
  text-align: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.login-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-bottom: 2rem;
}

/* Hide number input arrows */
input[type=number]::-webkit-outer-spin-button,
input[type=number]::-webkit-inner-spin-button {
  -webkit-appearance: none; margin: 0;
}
input[type=number] { -moz-appearance: textfield; }