:root {
  --bg-primary: #0f1720;
  --bg-secondary: #172531;
  --bg-tertiary: #1e2f3d;
  --text-primary: #e8edf2;
  --text-secondary: #9aa9b8;
  --border-color: #2a3a48;
  --accent-primary: #2f7fd1;
  --accent-primary-dark: #2566a8;
  --success: #4ade80;
  --success-bg: rgba(74, 222, 128, 0.12);
  --danger: #f87171;
  --danger-bg: rgba(248, 113, 113, 0.12);
  --warning: #fbbf24;
  --warning-bg: rgba(251, 191, 36, 0.12);
  --radius: 8px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Inter', 'Segoe UI', Roboto, Arial, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 14px;
}

a { color: var(--accent-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.app-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: 240px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.sidebar .brand {
  padding: 20px 18px;
  font-weight: 800;
  font-size: 17px;
  letter-spacing: 0.2px;
  border-bottom: 1px solid var(--border-color);
}

.sidebar .brand small {
  display: block;
  font-weight: 500;
  font-size: 11px;
  color: var(--text-secondary);
  margin-top: 2px;
}

.sidebar nav { flex: 1; padding: 14px 10px; }

.nav-section-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-secondary);
  padding: 14px 10px 6px;
}

.sidebar nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: 2px;
}

.sidebar nav a:hover { background: var(--bg-tertiary); color: var(--text-primary); text-decoration: none; }
.sidebar nav a.active { background: var(--accent-primary); color: #fff; }
.sidebar nav a svg { width: 16px; height: 16px; flex-shrink: 0; }

.sidebar-footer {
  border-top: 1px solid var(--border-color);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.sidebar-footer .user-name { font-weight: 600; font-size: 13px; }
.sidebar-footer .user-role { font-size: 11px; color: var(--text-secondary); }
.sidebar-footer button {
  background: none; border: none; color: var(--text-secondary); cursor: pointer; padding: 6px;
  border-radius: var(--radius);
}
.sidebar-footer button:hover { background: var(--bg-tertiary); color: var(--text-primary); }

.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }

.topbar {
  padding: 16px 28px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topbar h1 { font-size: 19px; margin: 0; font-weight: 700; }
.topbar .subtitle { color: var(--text-secondary); font-size: 12.5px; margin-top: 2px; }

.content { padding: 24px 28px; flex: 1; }

.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
}

.card h2 { margin: 0 0 4px; font-size: 15px; }
.card .card-subtitle { color: var(--text-secondary); font-size: 12.5px; margin: 0 0 16px; }

.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.stat-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 18px;
}
.stat-card .stat-label { color: var(--text-secondary); font-size: 12px; text-transform: uppercase; letter-spacing: 0.4px; }
.stat-card .stat-value { font-size: 26px; font-weight: 800; margin-top: 6px; }

table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border-color); }
th { color: var(--text-secondary); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.3px; }
tr:last-child td { border-bottom: none; }
.scroll-table { max-height: 480px; overflow-y: auto; }
.scroll-table thead th { position: sticky; top: 0; background: var(--bg-secondary); }

.btn {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--accent-primary);
  color: #fff;
  border: none;
  padding: 9px 16px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
}
.btn:hover { background: var(--accent-primary-dark); text-decoration: none; }
.btn-secondary { background: var(--bg-tertiary); color: var(--text-primary); border: 1px solid var(--border-color); }
.btn-secondary:hover { background: var(--border-color); }
.btn-danger { background: var(--danger-bg); color: var(--danger); border: 1px solid var(--danger); }
.btn-danger:hover { background: var(--danger); color: #fff; }
.btn-sm { padding: 6px 10px; font-size: 12px; }

.badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 600;
}
.badge-success { background: var(--success-bg); color: var(--success); }
.badge-danger { background: var(--danger-bg); color: var(--danger); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-neutral { background: var(--bg-tertiary); color: var(--text-secondary); }

.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 12.5px; font-weight: 600; margin-bottom: 6px; color: var(--text-secondary); }
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  background: var(--bg-primary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 9px 11px;
  font-size: 13.5px;
  font-family: inherit;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--accent-primary);
}
.form-row { display: flex; gap: 14px; }
.form-row .form-group { flex: 1; }
.checkbox-row { display: flex; align-items: center; gap: 8px; }
.checkbox-row input { width: auto; }
.day-toggles { display: flex; gap: 6px; flex-wrap: wrap; }
.day-toggles label {
  display: flex; align-items: center; justify-content: center;
  width: 42px; height: 32px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  font-size: 12px;
  cursor: pointer;
  color: var(--text-secondary);
}
.day-toggles input { display: none; }
.day-toggles input:checked + span { color: #fff; }
.day-toggles label:has(input:checked) { background: var(--accent-primary); border-color: var(--accent-primary); color: #fff; }

.actions-row { display: flex; gap: 10px; margin-top: 20px; }

.empty-state { color: var(--text-secondary); text-align: center; padding: 40px 20px; font-size: 13.5px; }

.alert { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 16px; font-size: 13px; }
.alert-danger { background: var(--danger-bg); color: var(--danger); border: 1px solid var(--danger); }
.alert-success { background: var(--success-bg); color: var(--success); border: 1px solid var(--success); }

.icon { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 2; }

.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
}
.login-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 36px;
  width: 360px;
}
.login-card h1 { font-size: 20px; margin: 0 0 4px; }
.login-card .subtitle { color: var(--text-secondary); font-size: 13px; margin-bottom: 24px; }
.login-card .btn { width: 100%; justify-content: center; margin-top: 6px; padding: 11px; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border-color); margin-bottom: 20px; }
.tabs a {
  padding: 10px 16px;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 13px;
  border-bottom: 2px solid transparent;
}
.tabs a.active { color: var(--text-primary); border-bottom-color: var(--accent-primary); }
.tabs a:hover { text-decoration: none; color: var(--text-primary); }

.calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; }
.calendar-day {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 8px;
  min-height: 60px;
  font-size: 12px;
}
.calendar-day .day-num { font-weight: 700; color: var(--text-secondary); }
.calendar-day.non-working { background: var(--danger-bg); border-color: var(--danger); }
.calendar-day .hours-off { color: var(--danger); font-weight: 600; margin-top: 4px; }

.load-calendar { display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px; }
.load-calendar .dow-label { text-align: center; font-size: 11px; color: var(--text-secondary); font-weight: 700; text-transform: uppercase; padding-bottom: 4px; }
.load-day {
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  min-height: 92px;
  padding: 8px;
  font-size: 12px;
  cursor: pointer;
  background: var(--bg-primary);
}
.load-day:hover { border-color: var(--accent-primary); }
.load-day.empty { visibility: hidden; }
.load-day .day-num { font-weight: 700; margin-bottom: 6px; }
.load-day .load-line { font-size: 11px; color: var(--text-secondary); margin-top: 2px; }
.load-day.load-green { background: var(--success-bg); border-color: var(--success); }
.load-day.load-amber { background: var(--warning-bg); border-color: var(--warning); }
.load-day.load-red { background: var(--danger-bg); border-color: var(--danger); }
.load-day .pct-badge { float: right; font-weight: 700; }
.load-day.load-green .pct-badge { color: var(--success); }
.load-day.load-amber .pct-badge { color: var(--warning); }
.load-day.load-red .pct-badge { color: var(--danger); }

.legend { display: flex; gap: 18px; align-items: center; font-size: 12px; color: var(--text-secondary); }
.legend-swatch { display: inline-block; width: 12px; height: 12px; border-radius: 3px; margin-right: 6px; vertical-align: middle; }

.scheduler-board { display: flex; gap: 16px; align-items: flex-start; overflow-x: auto; padding-bottom: 8px; }
.scheduler-col {
  flex: 0 0 240px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  min-height: 200px;
  display: flex;
  flex-direction: column;
}
.scheduler-col.drag-over { border-color: var(--accent-primary); background: var(--bg-tertiary); }
.scheduler-col-header { padding: 12px 14px; border-bottom: 1px solid var(--border-color); }
.scheduler-col-header .col-title { font-weight: 700; font-size: 13.5px; }
.scheduler-col-header .col-sub { font-size: 11.5px; color: var(--text-secondary); margin-top: 3px; }
.scheduler-col-body { padding: 10px; flex: 1; min-height: 140px; }
.job-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 9px 11px;
  margin-bottom: 8px;
  font-size: 12.5px;
  cursor: grab;
}
.job-card:active { cursor: grabbing; }
.job-card.locked { cursor: not-allowed; opacity: 0.6; }
.job-card .job-reg { font-weight: 700; }
.job-card .job-type { color: var(--text-secondary); margin-top: 2px; }
.job-card .job-hrs { margin-top: 4px; font-weight: 600; color: var(--accent-primary); }
.job-card.dragging { opacity: 0.4; }