:root {
  --bg: #0b1018;
  --bg-soft: #111924;
  --panel: #151f2c;
  --panel-2: #1b2736;
  --border: #26364a;
  --border-soft: #1e2c3d;
  --text: #e5eef8;
  --text-2: #91a4b8;
  --text-3: #617288;
  --primary: #34d399;
  --primary-deep: #10b981;
  --primary-soft: rgba(52, 211, 153, .13);
  --blue: #60a5fa;
  --blue-soft: rgba(96, 165, 250, .12);
  --night: #818cf8;
  --night-soft: rgba(129, 140, 248, .15);
  --amber: #fbbf24;
  --amber-soft: rgba(251, 191, 36, .13);
  --danger: #f87171;
  --danger-soft: rgba(248, 113, 113, .13);
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 12px 30px rgba(0, 0, 0, .25);
  --sidebar-width: 232px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 14px;
}

button, input, select, textarea {
  font: inherit;
}

button {
  color: inherit;
}

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

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  padding: 20px 14px;
  background: linear-gradient(180deg, #0d141e 0%, #0b1119 100%);
  border-right: 1px solid var(--border-soft);
  z-index: 30;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 2px 7px 22px;
  border-bottom: 1px solid var(--border-soft);
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, #123e33, #09251e);
  border: 1px solid rgba(52, 211, 153, .3);
  font-size: 22px;
}

.brand-title {
  font-weight: 800;
  letter-spacing: .6px;
  font-size: 17px;
}

.brand-sub {
  margin-top: 3px;
  color: var(--text-3);
  font-size: 11px;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding-top: 18px;
  flex: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 11px 13px;
  border: 1px solid transparent;
  border-radius: 10px;
  background: transparent;
  color: var(--text-2);
  cursor: pointer;
  text-align: left;
  transition: .18s ease;
}

.nav-item:hover {
  color: var(--text);
  background: var(--panel);
}

.nav-item.active {
  color: var(--primary);
  background: var(--primary-soft);
  border-color: rgba(52, 211, 153, .18);
  font-weight: 600;
}

.nav-icon {
  width: 20px;
  text-align: center;
  font-size: 16px;
}

.sidebar-footer {
  padding: 13px 8px 0;
  border-top: 1px solid var(--border-soft);
}

.sync-state {
  color: var(--primary);
  font-size: 12px;
}

.storage-info {
  margin-top: 4px;
  color: var(--text-3);
  font-size: 11px;
}

.main {
  flex: 1;
  min-width: 0;
  margin-left: var(--sidebar-width);
  padding: 22px 26px 40px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.topbar h1 {
  margin: 0;
  font-size: 23px;
  font-weight: 800;
}

.page-subtitle {
  margin: 5px 0 0;
  color: var(--text-3);
  font-size: 13px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.date-chip {
  padding: 8px 13px;
  border: 1px solid var(--border);
  border-radius: 9px;
  color: var(--text-2);
  background: var(--panel);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 36px;
  padding: 7px 14px;
  border-radius: 9px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  cursor: pointer;
  white-space: nowrap;
  transition: .16s ease;
}

.btn:hover {
  border-color: #3a516b;
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  border-color: rgba(52, 211, 153, .35);
  background: linear-gradient(135deg, #178f69, #0f7a5a);
  color: #fff;
  box-shadow: 0 5px 15px rgba(16, 185, 129, .14);
}

.btn-primary:hover {
  border-color: var(--primary);
  background: linear-gradient(135deg, #1ba478, #138d68);
}

.btn-ghost {
  background: transparent;
}

.btn-danger {
  border-color: rgba(248, 113, 113, .35);
  background: var(--danger-soft);
  color: var(--danger);
}

.link-btn {
  border: 0;
  background: transparent;
  color: var(--primary);
  cursor: pointer;
  padding: 4px 2px;
}

.link-btn:hover {
  text-decoration: underline;
}

.page {
  display: none;
}

.page.active {
  display: block;
  animation: pageIn .25s ease;
}

@keyframes pageIn {
  from { opacity: 0; transform: translateY(5px); }
  to { opacity: 1; transform: translateY(0); }
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.stat-card {
  position: relative;
  overflow: hidden;
  padding: 18px 18px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(145deg, var(--panel), var(--bg-soft));
}

.stat-card::after {
  content: "";
  position: absolute;
  right: -34px;
  top: -34px;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: var(--card-accent, var(--primary-soft));
  filter: blur(2px);
}

.stat-label {
  color: var(--text-2);
  font-size: 12px;
}

.stat-value {
  margin-top: 12px;
  font-size: 28px;
  font-weight: 800;
  letter-spacing: .3px;
}

.stat-foot {
  margin-top: 7px;
  color: var(--text-3);
  font-size: 11px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1.25fr .75fr;
  gap: 14px;
  margin-bottom: 14px;
}

.card {
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.card-header h2 {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
}

.hint {
  color: var(--text-3);
  font-size: 12px;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  height: 22px;
  padding: 0 8px;
  border-radius: 20px;
  background: var(--panel-2);
  color: var(--text-2);
  font-size: 11px;
  font-weight: 600;
}

.badge-warn {
  background: var(--amber-soft);
  color: var(--amber);
}

.badge-danger {
  background: var(--danger-soft);
  color: var(--danger);
}

.badge-success {
  background: var(--primary-soft);
  color: var(--primary);
}

.shift-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-soft);
}

.shift-line:last-child {
  border-bottom: 0;
}

.shift-line-main {
  display: flex;
  align-items: center;
  gap: 10px;
}

.shift-time {
  color: var(--text-3);
  font-size: 12px;
}

.risk-list,
.snapshot-list {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.risk-item,
.snapshot-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--border-soft);
  border-radius: 9px;
  background: var(--panel-2);
}

.risk-item {
  border-left: 3px solid var(--danger);
}

.risk-text {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.risk-date,
.snapshot-label {
  color: var(--text-3);
  font-size: 11px;
  white-space: nowrap;
}

.empty-note {
  color: var(--text-3);
  text-align: center;
  padding: 24px 0;
}

.hours-chart {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
  align-items: end;
  min-height: 160px;
  padding: 12px 0 0;
}

.chart-col {
  text-align: center;
}

.chart-bar-wrap {
  height: 108px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.chart-bar {
  width: 66%;
  min-height: 4px;
  border-radius: 5px 5px 2px 2px;
  background: linear-gradient(180deg, var(--primary), #127052);
}

.chart-bar.night {
  background: linear-gradient(180deg, var(--night), #5c66d9);
}

.chart-day {
  margin-top: 7px;
  color: var(--text-3);
  font-size: 11px;
}

.chart-hours {
  margin-bottom: 5px;
  font-size: 11px;
  color: var(--text-2);
}

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
}

.toolbar-left,
.toolbar-right {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 9px;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 230px;
  height: 36px;
  padding: 0 11px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--bg-soft);
}

.search-box input {
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
}

.search-box input::placeholder {
  color: var(--text-3);
}

.select,
.input {
  height: 36px;
  padding: 0 11px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--bg-soft);
  color: var(--text);
  outline: none;
}

.select:focus,
.input:focus {
  border-color: var(--primary);
}

.input[type="month"] {
  width: 155px;
  color-scheme: dark;
}

.table-card {
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 780px;
}

.data-table th,
.data-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border-soft);
  white-space: nowrap;
}

.data-table th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: #182333;
  color: var(--text-2);
  font-size: 12px;
  font-weight: 600;
}

.data-table tbody tr {
  transition: background .15s;
}

.data-table tbody tr:hover {
  background: rgba(255, 255, 255, .025);
}

.data-table tbody tr:last-child td {
  border-bottom: 0;
}

.th-actions {
  text-align: right;
}

.table-actions {
  display: flex;
  justify-content: flex-end;
  gap: 6px;
}

.table-btn {
  padding: 5px 8px;
  border-radius: 6px;
  font-size: 12px;
}

.cell-primary {
  color: var(--text);
  font-weight: 600;
}

.cell-sub {
  color: var(--text-3);
  font-size: 12px;
}

.status-pill,
.skill-pill,
.shift-pill {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
}

.status-active {
  background: var(--primary-soft);
  color: var(--primary);
}

.status-vacation {
  background: var(--amber-soft);
  color: var(--amber);
}

.status-quarantine {
  background: rgba(248, 113, 113, .14);
  color: var(--danger);
  border: 1px solid rgba(248, 113, 113, .28);
}

.status-off {
  background: var(--panel-2);
  color: var(--text-3);
}

.skill-1 { background: rgba(97, 115, 136, .15); color: #9db0c5; }
.skill-2 { background: rgba(96, 165, 250, .13); color: var(--blue); }
.skill-3 { background: rgba(52, 211, 153, .13); color: var(--primary); }
.skill-4 { background: rgba(251, 191, 36, .13); color: var(--amber); }
.skill-5 { background: rgba(248, 113, 113, .14); color: var(--danger); }

.empty-state {
  padding: 40px 20px;
  color: var(--text-3);
  text-align: center;
}

.range-text {
  color: var(--text-2);
  font-weight: 600;
}

.schedule-board {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
}

.schedule-board-inner {
  min-width: 1060px;
}

.schedule-grid {
  display: grid;
  grid-template-columns: 125px repeat(7, minmax(125px, 1fr));
}

.schedule-head,
.schedule-cell {
  padding: 11px 9px;
  border-right: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
}

.schedule-head {
  background: #182333;
  font-weight: 700;
  text-align: center;
}

.schedule-head.today {
  color: var(--primary);
  background: rgba(52, 211, 153, .08);
}

.schedule-head .weekday {
  font-size: 12px;
}

.schedule-head .date-num {
  margin-top: 3px;
  font-size: 17px;
}

.schedule-label {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 3px;
  background: var(--bg-soft);
  font-weight: 600;
}

.schedule-label small {
  color: var(--text-3);
  font-weight: 400;
}

.schedule-cell {
  min-height: 65px;
  cursor: pointer;
  transition: background .14s;
}

.schedule-cell:hover {
  background: rgba(255, 255, 255, .03);
}

.schedule-cell.today {
  background: rgba(52, 211, 153, .04);
}

.schedule-cell.shift-day {
  border-left: 3px solid var(--primary);
}

.schedule-cell.shift-night {
  border-left: 3px solid var(--night);
}

.schedule-cell.shift-middle {
  border-left: 3px solid var(--amber);
}

.schedule-cell.shift-rest {
  border-left: 3px solid var(--border);
}

.schedule-cell.understaffed {
  background: rgba(248, 113, 113, .06);
}

.staff-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.staff-chip {
  display: inline-flex;
  align-items: center;
  max-width: 104px;
  padding: 3px 6px;
  border-radius: 5px;
  background: var(--panel-2);
  color: var(--text-2);
  font-size: 11px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.staff-chip mark {
  color: var(--primary);
}

.staff-count {
  color: var(--text-3);
  font-size: 11px;
  margin-top: 5px;
}

.staff-count.short {
  color: var(--danger);
}

.conflict-banner {
  margin-bottom: 12px;
  padding: 12px 14px;
  border: 1px solid rgba(251, 191, 36, .3);
  border-radius: 10px;
  background: var(--amber-soft);
  color: var(--amber);
  font-size: 12px;
}

.schedule-legend {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-top: 12px;
  padding: 0 4px;
  color: var(--text-2);
  font-size: 12px;
  flex-wrap: wrap;
}

.legend-dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  margin-right: 5px;
  border-radius: 3px;
}

.legend-day { background: var(--primary); }
.legend-night { background: var(--night); }
.legend-middle { background: var(--amber); }
.legend-rest { background: var(--text-3); }

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(1, 4, 9, .72);
  backdrop-filter: blur(4px);
}

.modal-backdrop[hidden],
[hidden] {
  display: none !important;
}

.modal {
  width: min(680px, 96vw);
  max-height: 88vh;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--panel);
  box-shadow: var(--shadow);
  animation: modalIn .18s ease;
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(.97) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  position: sticky;
  top: 0;
  z-index: 4;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 17px 20px;
  border-bottom: 1px solid var(--border-soft);
  background: var(--panel);
}

.modal-header h2 {
  margin: 0;
  font-size: 17px;
}

.modal-close {
  border: 0;
  background: transparent;
  color: var(--text-2);
  cursor: pointer;
  font-size: 20px;
  line-height: 1;
}

.modal-body {
  padding: 20px;
}

.modal-footer {
  position: sticky;
  bottom: 0;
  display: flex;
  justify-content: flex-end;
  gap: 9px;
  padding: 15px 20px;
  border-top: 1px solid var(--border-soft);
  background: var(--panel);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 13px;
}

.form-grid label,
.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: var(--text-2);
  font-size: 12px;
}

.form-grid .input,
.form-grid .select,
.form-field .input,
.form-field .select,
.form-field textarea {
  width: 100%;
}

.form-field textarea {
  min-height: 74px;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--bg-soft);
  color: var(--text);
  resize: vertical;
}

.form-actions {
  grid-column: 1 / -1;
  display: flex;
  justify-content: flex-end;
}

.field-span-2 {
  grid-column: 1 / -1;
}

.modal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.employee-pick-list {
  display: flex;
  flex-direction: column;
  gap: 7px;
  max-height: 300px;
  overflow: auto;
  padding-right: 4px;
}

.employee-pick {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 11px;
  border: 1px solid var(--border-soft);
  border-radius: 9px;
  background: var(--panel-2);
  cursor: pointer;
}

.employee-pick:hover {
  border-color: var(--border);
}

.employee-pick input {
  accent-color: var(--primary);
}

.employee-pick-info {
  flex: 1;
  min-width: 0;
}

.employee-pick-name {
  font-weight: 600;
}

.employee-pick-sub {
  margin-top: 2px;
  color: var(--text-3);
  font-size: 11px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pick-conflict {
  color: var(--amber);
  font-size: 11px;
  white-space: nowrap;
}

.payroll-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}

.summary-box {
  padding: 12px;
  border: 1px solid var(--border-soft);
  border-radius: 9px;
  background: var(--panel-2);
}

.summary-box .sum-label {
  color: var(--text-3);
  font-size: 11px;
}

.summary-box .sum-value {
  margin-top: 7px;
  font-size: 18px;
  font-weight: 700;
}

.payroll-breakdown {
  margin-top: 14px;
  padding: 13px 15px;
  border: 1px solid var(--border-soft);
  border-radius: 10px;
  background: var(--bg-soft);
}

.breakdown-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  color: var(--text-2);
  font-size: 13px;
}

.breakdown-row strong {
  color: var(--text);
}

.breakdown-total {
  margin-top: 5px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
  color: var(--primary);
  font-size: 15px;
  font-weight: 700;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.card-span-2 {
  grid-column: span 2;
}

.data-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.toast-stack {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.toast {
  min-width: 240px;
  max-width: 380px;
  padding: 12px 15px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--panel-2);
  box-shadow: var(--shadow);
  animation: toastIn .2s ease;
  font-size: 13px;
}

.toast.success {
  border-color: rgba(52, 211, 153, .35);
}

.toast.error {
  border-color: rgba(248, 113, 113, .4);
}

.toast.warn {
  border-color: rgba(251, 191, 36, .38);
}

@keyframes toastIn {
  from { opacity: 0; transform: translateX(18px); }
  to { opacity: 1; transform: translateX(0); }
}

.payslip {
  padding: 2px 2px 4px;
}

.payslip-title {
  text-align: center;
  margin-bottom: 16px;
}

.payslip-title h2 {
  margin: 0 0 5px;
  font-size: 20px;
}

.payslip-title p {
  margin: 0;
  color: var(--text-3);
  font-size: 12px;
}

.payslip-table {
  width: 100%;
  border-collapse: collapse;
}

.payslip-table th,
.payslip-table td {
  padding: 9px 10px;
  border: 1px solid var(--border-soft);
  text-align: left;
}

.payslip-table th {
  background: var(--panel-2);
  color: var(--text-2);
  font-size: 12px;
}

.numeric {
  text-align: right;
}

.mt-16 {
  margin-top: 16px;
}

.warning-text {
  color: var(--amber);
  font-size: 12px;
}

@media (max-width: 1120px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
}

@media (max-width: 820px) {
  .sidebar {
    position: static;
    width: 100%;
    height: auto;
    padding: 12px;
  }

  .app-shell { flex-direction: column; }

  .main { margin-left: 0; padding: 18px 14px 32px; }

  .nav {
    flex-direction: row;
    overflow-x: auto;
    padding-top: 12px;
  }

  .nav-item { width: auto; white-space: nowrap; }

  .brand { padding-bottom: 12px; }
  .sidebar-footer { display: none; }
  .topbar { flex-direction: column; align-items: flex-start; }
  .toolbar { align-items: flex-start; flex-direction: column; }
  .settings-grid, .form-grid { grid-template-columns: 1fr; }
  .card-span-2 { grid-column: span 1; }
  .payroll-summary { grid-template-columns: repeat(2, 1fr); }
}