:root {
  --ui-font-sans: "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  --ui-font-mono: "Cascadia Code", "Consolas", "Courier New", monospace;
  --ui-bg: linear-gradient(180deg, #f4f7fb 0%, #edf2ff 100%);
  --ui-surface: rgba(255, 255, 255, 0.88);
  --ui-surface-strong: #ffffff;
  --ui-surface-muted: #f7f9fc;
  --ui-border: rgba(76, 104, 177, 0.14);
  --ui-border-strong: rgba(76, 104, 177, 0.24);
  --ui-text: #1e2a44;
  --ui-text-soft: #5f6f94;
  --ui-primary: #4f6bff;
  --ui-primary-strong: #3753ea;
  --ui-primary-soft: #eef2ff;
  --ui-success: #1fa971;
  --ui-success-soft: #ebfbf4;
  --ui-warning: #c48812;
  --ui-warning-soft: #fff6df;
  --ui-danger: #da4d68;
  --ui-danger-soft: #fff0f4;
  --ui-shadow-sm: 0 18px 40px rgba(59, 83, 146, 0.08);
  --ui-shadow-md: 0 24px 56px rgba(59, 83, 146, 0.14);
  --ui-radius-sm: 14px;
  --ui-radius-md: 20px;
  --ui-radius-lg: 28px;
  --ui-space-1: 0.25rem;
  --ui-space-2: 0.5rem;
  --ui-space-3: 0.75rem;
  --ui-space-4: 1rem;
  --ui-space-5: 1.5rem;
  --ui-space-6: 2rem;
  --ui-space-7: 3rem;
  --ui-space-8: 4rem;
  --ui-duration-fast: 160ms;
  --ui-duration-base: 240ms;
  --ui-ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  font-family: var(--ui-font-sans);
  color: var(--ui-text);
  background: var(--ui-bg);
  text-align: center;
}

body::before {
  content: "";
  position: fixed;
  inset: auto auto 8% 50%;
  width: min(62rem, 92vw);
  height: 22rem;
  transform: translateX(-50%);
  background:
    radial-gradient(circle at 20% 50%, rgba(79, 107, 255, 0.18), transparent 28%),
    radial-gradient(circle at 80% 50%, rgba(31, 169, 113, 0.14), transparent 24%),
    radial-gradient(circle at 50% 100%, rgba(218, 77, 104, 0.12), transparent 22%);
  filter: blur(24px);
  pointer-events: none;
  z-index: 0;
}

body > * {
  position: relative;
  z-index: 1;
}

a {
  color: var(--ui-primary);
  text-decoration: none;
  transition: color var(--ui-duration-fast) var(--ui-ease);
}

a:hover,
a:focus-visible {
  color: var(--ui-primary-strong);
}

.bg-light {
  background: transparent !important;
}

.container {
  width: min(100% - 2rem, 76rem);
  margin: 0 auto;
}

main.container {
  padding-left: 0;
  padding-right: 0;
}

.py-4 {
  padding-top: var(--ui-space-6) !important;
  padding-bottom: var(--ui-space-6) !important;
}

.py-2 {
  padding-top: var(--ui-space-2) !important;
  padding-bottom: var(--ui-space-2) !important;
}

.py-5 {
  padding-top: min(10vh, var(--ui-space-8)) !important;
  padding-bottom: min(10vh, var(--ui-space-8)) !important;
}

body > main.container.py-5:first-child {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card {
  width: 100%;
  background: var(--ui-surface);
  border: 1px solid var(--ui-border);
  border-radius: var(--ui-radius-lg);
  box-shadow: var(--ui-shadow-sm);
  backdrop-filter: blur(18px);
  animation: ui-rise 520ms var(--ui-ease);
}

.card-body {
  padding: clamp(1.25rem, 3vw, 2rem);
}

.shadow-sm,
.h-100 {
  box-shadow: var(--ui-shadow-sm) !important;
}

.h-100 {
  height: 100%;
}

.navbar {
  width: 100%;
  padding: 1.25rem 0 0;
  background: transparent !important;
  border-bottom: 0 !important;
}

.navbar .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--ui-space-4);
  padding: var(--ui-space-5);
  border: 1px solid var(--ui-border);
  border-radius: var(--ui-radius-lg);
  background: rgba(255, 255, 255, 0.8);
  box-shadow: var(--ui-shadow-sm);
  backdrop-filter: blur(16px);
}

.navbar-brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--ui-text);
  letter-spacing: 0.04em;
}

.d-flex,
.d-grid {
  display: flex !important;
  align-items: center;
  justify-content: center;
  gap: var(--ui-space-3);
  flex-wrap: wrap;
}

.d-grid {
  display: grid !important;
}

.flex-wrap {
  flex-wrap: wrap !important;
}

.flex-column {
  flex-direction: column !important;
}

.justify-content-between,
.justify-content-md-end,
.justify-content-md-center {
  justify-content: center !important;
}

.justify-content-end,
.text-end {
  text-align: center !important;
  justify-content: center !important;
}

.text-center {
  text-align: center !important;
}

.align-items-stretch {
  align-items: stretch !important;
}

.align-items-md-center,
.align-items-center {
  align-items: center !important;
}

.align-items-end {
  align-items: flex-end !important;
}

.row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin-left: -0.75rem;
  margin-right: -0.75rem;
}

.row > [class*="col-"] {
  width: 100%;
  padding-left: 0.75rem;
  padding-right: 0.75rem;
  margin-bottom: 1rem;
}

.col-12 {
  flex: 0 0 100%;
  max-width: 100%;
}

.col-6 {
  flex: 0 0 50%;
  max-width: 50%;
}

.g-2 > [class*="col-"] {
  margin-bottom: 0.75rem;
}

.g-3 > [class*="col-"] {
  margin-bottom: 1rem;
}

.mb-0 {
  margin-bottom: 0 !important;
}

.mb-1 {
  margin-bottom: var(--ui-space-1) !important;
}

.mb-2 {
  margin-bottom: var(--ui-space-2) !important;
}

.mb-3 {
  margin-bottom: var(--ui-space-4) !important;
}

.mt-1 {
  margin-top: var(--ui-space-1) !important;
}

.mt-3 {
  margin-top: var(--ui-space-4) !important;
}

.mt-4 {
  margin-top: var(--ui-space-5) !important;
}

.gap-1 {
  gap: var(--ui-space-1) !important;
}

.gap-2 {
  gap: var(--ui-space-2) !important;
}

.gap-3 {
  gap: var(--ui-space-3) !important;
}

.m-0 {
  margin: 0 !important;
}

.small,
.form-text,
.text-muted {
  color: var(--ui-text-soft) !important;
  font-size: 0.92rem;
}

.fw-semibold {
  font-weight: 700 !important;
}

.font-monospace {
  font-family: var(--ui-font-mono) !important;
}

.text-break {
  word-break: break-word;
}

.h3,
.h4,
.h5,
.h6,
h1,
h2,
h3 {
  margin-top: 0;
  color: var(--ui-text);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.h3 {
  font-size: clamp(1.8rem, 5vw, 2.2rem);
}

.h4,
h1 {
  font-size: clamp(2rem, 6vw, 2.9rem);
}

.h5,
h2 {
  font-size: clamp(1.3rem, 3vw, 1.7rem);
}

.h6,
h3 {
  font-size: 1rem;
}

form {
  display: grid;
  gap: var(--ui-space-4);
}

.form-check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--ui-space-2);
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--ui-text);
}

.form-control,
.form-select {
  width: 100%;
  min-height: 3.25rem;
  padding: 0.9rem 1rem;
  color: var(--ui-text);
  font: inherit;
  text-align: center;
  background: var(--ui-surface-strong);
  border: 1px solid var(--ui-border);
  border-radius: var(--ui-radius-md);
  outline: none;
  transition:
    border-color var(--ui-duration-fast) var(--ui-ease),
    box-shadow var(--ui-duration-fast) var(--ui-ease),
    transform var(--ui-duration-fast) var(--ui-ease);
}

textarea.form-control {
  min-height: 7rem;
  resize: vertical;
}

.form-control:focus,
.form-select:focus,
.form-check-input:focus {
  border-color: var(--ui-primary);
  box-shadow: 0 0 0 0.25rem rgba(79, 107, 255, 0.16);
}

.form-check-input {
  width: 1rem;
  height: 1rem;
  accent-color: var(--ui-primary);
}

.form-control.bg-light {
  background: var(--ui-surface-muted) !important;
}

.is-invalid {
  border-color: var(--ui-danger) !important;
  box-shadow: 0 0 0 0.2rem rgba(218, 77, 104, 0.12);
}

.invalid-feedback,
.text-danger {
  color: var(--ui-danger) !important;
  font-size: 0.9rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.8rem 1.25rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font: inherit;
  font-weight: 700;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition:
    transform var(--ui-duration-fast) var(--ui-ease),
    box-shadow var(--ui-duration-fast) var(--ui-ease),
    border-color var(--ui-duration-fast) var(--ui-ease),
    background-color var(--ui-duration-fast) var(--ui-ease);
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 12px 22px rgba(59, 83, 146, 0.18);
}

.btn-primary,
.btn-success {
  color: #fff;
  background: linear-gradient(135deg, var(--ui-primary) 0%, #7990ff 100%);
}

.btn-success {
  background: linear-gradient(135deg, var(--ui-success) 0%, #34c08c 100%);
}

.btn-outline-primary,
.btn-outline-secondary,
.btn-outline-danger {
  background: rgba(255, 255, 255, 0.82);
  border-color: var(--ui-border-strong);
  color: var(--ui-text);
}

.btn-outline-primary {
  color: var(--ui-primary);
}

.btn-outline-danger {
  color: var(--ui-danger);
}

.btn-danger {
  color: #fff;
  background: linear-gradient(135deg, var(--ui-danger) 0%, #f06b84 100%);
}

.btn-sm,
.form-select-sm {
  min-height: 2.5rem;
  padding: 0.65rem 1rem;
  font-size: 0.92rem;
}

.btn.disabled,
.btn:disabled,
.page-item.disabled .page-link {
  opacity: 0.56;
  cursor: not-allowed;
  pointer-events: none;
}

.w-100 {
  width: 100% !important;
}

.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--ui-radius-md);
  border: 1px solid transparent;
  animation: ui-fade 260ms var(--ui-ease);
}

.alert-success {
  color: var(--ui-success);
  background: var(--ui-success-soft);
  border-color: rgba(31, 169, 113, 0.18);
}

.alert-danger,
.alert-warning {
  color: var(--ui-danger);
  background: var(--ui-danger-soft);
  border-color: rgba(218, 77, 104, 0.18);
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  padding-bottom: 0.25rem;
}

.table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--ui-border);
  border-radius: var(--ui-radius-md);
}

.table th,
.table td {
  padding: 0.95rem 0.85rem;
  text-align: center;
  border-bottom: 1px solid rgba(76, 104, 177, 0.09);
}

.table-sm th,
.table-sm td {
  padding: 0.8rem 0.7rem;
}

.align-middle th,
.align-middle td {
  vertical-align: middle;
}

.table thead th {
  font-weight: 700;
  color: var(--ui-text);
  background: rgba(238, 242, 255, 0.9);
}

.table tbody tr:nth-child(even) {
  background: rgba(247, 249, 252, 0.84);
}

.pagination {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--ui-space-3);
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.65rem 1rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--ui-border);
  color: var(--ui-text);
}

.badge,
.text-bg-success,
.text-bg-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2rem;
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 700;
}

.badge.bg-success,
.text-bg-success {
  color: var(--ui-success);
  background: var(--ui-success-soft);
}

.badge.bg-secondary,
.text-bg-secondary {
  color: var(--ui-text-soft);
  background: rgba(95, 111, 148, 0.14);
}

.badge.bg-warning {
  color: var(--ui-warning);
  background: var(--ui-warning-soft);
}

.badge.bg-light,
.bg-light.text-dark.border {
  color: var(--ui-text);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--ui-border);
}

.text-dark {
  color: var(--ui-text) !important;
}

.border {
  border: 1px solid var(--ui-border) !important;
}

dl.row {
  margin-bottom: 0;
}

dt,
dd {
  margin: 0 0 0.75rem;
}

hr {
  border: 0;
  border-top: 1px solid var(--ui-border);
  margin: 1.25rem auto;
  width: min(18rem, 90%);
}

.app-shell {
  width: min(100% - 2rem, 76rem);
  margin: 0 auto;
}

.app-shell--narrow {
  width: min(100% - 2rem, 46rem);
}

.app-shell--wide {
  width: min(100% - 2rem, 88rem);
}

.app-nav-meta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.5rem;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  background: rgba(95, 111, 148, 0.1);
  color: var(--ui-text-soft);
  font-size: 0.92rem;
}

.ui-stack {
  display: grid;
  gap: var(--ui-space-4);
}

.ui-panel {
  padding: clamp(1.1rem, 2.6vw, 1.5rem);
  border: 1px solid var(--ui-border);
  border-radius: var(--ui-radius-md);
  background: rgba(255, 255, 255, 0.76);
}

.ui-page-header {
  display: grid;
  gap: var(--ui-space-3);
  justify-items: center;
  margin-bottom: var(--ui-space-5);
}

.ui-page-header .h5,
.ui-page-header .h6,
.ui-page-header .h4 {
  margin-bottom: 0;
}

.ui-title-group {
  display: grid;
  gap: var(--ui-space-2);
  justify-items: center;
}

.ui-title-subtitle {
  max-width: 42rem;
}

.ui-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--ui-space-3);
}

.ui-kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: var(--ui-space-4);
}

.ui-kpi-card {
  display: grid;
  gap: var(--ui-space-2);
  justify-items: center;
  min-height: 100%;
  padding: 1.25rem;
  border: 1px solid var(--ui-border);
  border-radius: var(--ui-radius-md);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(238, 242, 255, 0.82));
}

.ui-kpi-label {
  color: var(--ui-text-soft);
  font-size: 0.92rem;
}

.ui-kpi-value {
  font-size: clamp(1.2rem, 3vw, 1.7rem);
  font-weight: 700;
  color: var(--ui-text);
}

.ui-filter-panel {
  display: grid;
  gap: var(--ui-space-4);
  margin-bottom: var(--ui-space-4);
}

.ui-filter-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--ui-space-3);
}

.ui-table-meta {
  display: grid;
  gap: var(--ui-space-2);
  justify-items: center;
  margin-bottom: var(--ui-space-3);
}

.ui-empty-state {
  padding: 2.5rem 1.5rem;
  border: 1px dashed var(--ui-border-strong);
  border-radius: var(--ui-radius-md);
  background: rgba(255, 255, 255, 0.56);
  color: var(--ui-text-soft);
}

.ui-empty-state strong {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--ui-text);
}

.ui-detail-grid {
  display: grid;
  gap: var(--ui-space-3);
}

.ui-detail-item {
  padding: 1rem 1.1rem;
  border: 1px solid var(--ui-border);
  border-radius: var(--ui-radius-md);
  background: rgba(255, 255, 255, 0.72);
}

.ui-detail-item dt {
  margin-bottom: 0.35rem;
  color: var(--ui-text-soft);
  font-size: 0.9rem;
}

.ui-detail-item dd {
  margin-bottom: 0;
  font-weight: 600;
  color: var(--ui-text);
}

.ui-note-box {
  white-space: pre-wrap;
  word-break: break-word;
}

@media (min-width: 576px) {
  .flex-sm-row {
    flex-direction: row !important;
  }
}

@media (min-width: 768px) {
  .col-md-2 {
    flex: 0 0 16.666667%;
    max-width: 16.666667%;
  }

  .col-md-4 {
    flex: 0 0 33.333333%;
    max-width: 33.333333%;
  }

  .col-md-8 {
    flex: 0 0 66.666667%;
    max-width: 66.666667%;
  }

  .col-md-12 {
    flex: 0 0 100%;
    max-width: 100%;
  }

  .flex-md-row {
    flex-direction: row !important;
  }
}

@media (min-width: 992px) {
  .col-lg-4 {
    flex: 0 0 33.333333%;
    max-width: 33.333333%;
  }

  .col-lg-8 {
    flex: 0 0 66.666667%;
    max-width: 66.666667%;
  }
}

@media (max-width: 767px) {
  .col-6,
  .col-md-2,
  .col-md-4,
  .col-md-8,
  .col-lg-4,
  .col-lg-8 {
    flex: 0 0 100%;
    max-width: 100%;
  }

  .navbar .container,
  .card-body {
    padding: 1.1rem;
  }

  .table th,
  .table td {
    min-width: 8rem;
  }

  .ui-page-header {
    margin-bottom: var(--ui-space-4);
  }
}

@keyframes ui-rise {
  from {
    opacity: 0;
    transform: translateY(18px) scale(0.985);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes ui-fade {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}