:root {
  --pico-font-family: Roboto, "Segoe UI", sans-serif;
  --pico-border-radius: 14px;
  --pico-form-element-spacing-vertical: 0.8rem;
  --pico-form-element-spacing-horizontal: 0.95rem;
  --pico-nav-element-spacing-vertical: 0.55rem;
  --pico-nav-element-spacing-horizontal: 0.8rem;
  --pico-primary: #275df5;
  --pico-primary-hover: #1847ce;
  --pico-primary-focus: rgba(39, 93, 245, 0.14);
  --pico-primary-inverse: #fff;
  --pico-background-color: #f5f7fb;
  --pico-card-background-color: #fff;
  --pico-muted-border-color: #e4e8f0;
  --pico-color: #1c2431;
  --pico-muted-color: #667085;
  --surface-0: #ffffff;
  --surface-1: #f8fafc;
  --surface-2: #eef2f7;
  --border-soft: #e4e8f0;
  --text-soft: #667085;
  --success-soft: #eaf7ef;
  --success-text: #1f7a45;
  --danger-soft: #fcebec;
  --danger-text: #b42318;
  --warning-soft: #fff3e6;
  --warning-text: #b54708;
  --info-soft: #ebf2ff;
  --info-text: #1849a9;
}

html {
  font-size: 14px;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  background: linear-gradient(180deg, #fafbfc 0%, #f4f6fa 100%);
  color: var(--pico-color);
}

a {
  text-decoration: none;
}

/* Layout */

.app-layout {
  display: grid;
  grid-template-columns: 196px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  padding: 1.2rem 0.8rem;
  border-right: 1px solid var(--border-soft);
  background: rgba(255, 255, 255, 0.85);
}

.sidebar-header {
  padding: 0.35rem;
}

.brand-mark {
  display: grid;
  gap: 0.2rem;
  padding: 0.65rem 0.75rem;
  border-radius: 14px;
  color: inherit;
}

.brand-mark strong {
  font-size: 1rem;
}

.brand-mark__eyebrow,
.eyebrow {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sidebar-nav {
  display: grid;
  gap: 0.95rem;
}

.nav-group {
  display: grid;
  gap: 0.25rem;
}

.nav-group-title {
  padding: 0 0.85rem;
  color: var(--text-soft);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sidebar-nav a {
  display: block;
  padding: 0.62rem 0.75rem;
  border-radius: 10px;
  color: #415066;
  transition: background-color 140ms ease, color 140ms ease;
}

.nav-group-indented a {
  margin-left: 0.6rem;
}

.sidebar-nav a:hover {
  background: #eef4ff;
  color: #163fbe;
}

.sidebar-nav a.is-active {
  background: #eaf0ff;
  color: #163fbe;
  font-weight: 600;
}

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

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-soft);
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(10px);
}

.topbar-copy {
  color: var(--text-soft);
}

.session-area {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.session-meta {
  display: grid;
  text-align: right;
}

.session-name {
  font-weight: 600;
}

.content-area {
  width: min(1200px, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 2rem 0 3rem;
}

.public-layout {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 2rem;
}

.public-surface {
  width: min(560px, 100%);
}

.public-brand {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  display: grid;
  gap: 0.15rem;
}

/* Page anatomy */

.page-stack {
  display: grid;
  gap: 1.5rem;
}

.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.25rem;
}

.page-header-copy {
  max-width: 780px;
}

.page-header h1 {
  margin: 0.2rem 0 0;
  font-size: clamp(1.8rem, 2.8vw, 2.45rem);
  line-height: 1.05;
}

.page-subtitle {
  margin: 0.65rem 0 0;
  color: var(--text-soft);
}

.page-header-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.75rem;
}

.surface-card,
.hero-card,
.table-card,
.auth-card {
  padding: 1.35rem 1.4rem;
  border: 1px solid var(--border-soft);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.96);
}

.hero-card {
  padding: 1.7rem;
}

.surface-card > :last-child,
.hero-card > :last-child,
.table-card > :last-child,
.auth-card > :last-child {
  margin-bottom: 0;
}

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.section-heading h2,
.section-heading h3 {
  margin: 0;
  font-size: 1rem;
}

.section-heading p {
  margin: 0.25rem 0 0;
  color: var(--text-soft);
}

.stats-grid,
.split-grid,
.detail-grid,
.meta-grid {
  display: grid;
  gap: 1rem;
}

.stats-grid {
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
}

.split-grid,
.detail-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.stat-card {
  padding: 1.15rem 1.2rem;
  border: 1px solid var(--border-soft);
  border-radius: 16px;
  background: #fff;
}

.stat-label {
  display: block;
  color: var(--text-soft);
  font-size: 0.92rem;
}

.stat-card strong {
  display: block;
  margin-top: 0.45rem;
  font-size: 2rem;
  line-height: 1;
}

.stat-card small {
  display: block;
  margin-top: 0.55rem;
  color: var(--text-soft);
}

.meta-grid {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.meta-item {
  display: grid;
  gap: 0.4rem;
  padding: 1rem;
  border-radius: 14px;
  background: var(--surface-1);
  border: 1px solid var(--border-soft);
}

.meta-item span,
.hint,
small.muted {
  color: var(--text-soft);
}

.meta-item strong {
  font-size: 0.98rem;
  line-height: 1.4;
}

.toolbar,
.actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.compact-stack {
  gap: 0.9rem;
}

.toolbar form,
.page-header-actions form,
.table-actions form,
.session-area form {
  margin: 0;
}

.stack-form,
.stack-inline {
  display: grid;
  gap: 0.6rem;
}

.schedule-form {
  display: grid;
  gap: 0.85rem;
  margin-top: 1rem;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.inline-form {
  display: grid;
  gap: 0.9rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.form-layout {
  display: grid;
  gap: 1rem;
}

.filter-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: end;
}

.filter-shell {
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.filter-panel summary {
  list-style: none;
}

.filter-panel summary::-webkit-details-marker {
  display: none;
}

.filter-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
}

.filter-summary strong {
  display: block;
  font-size: 0.98rem;
}

.filter-summary span {
  color: var(--text-soft);
  font-size: 0.9rem;
}

.filter-form {
  display: grid;
  gap: 0.9rem;
  margin-top: 1rem;
}

.filter-grid-devices {
  grid-template-columns: 1.3fr repeat(3, minmax(0, 1fr));
  gap: 0.85rem 1rem;
}

.filter-grid-jobs {
  grid-template-columns: 1.3fr repeat(3, minmax(0, 1fr));
  gap: 0.85rem 1rem;
}

.filter-grid-devices label {
  margin-bottom: 0;
}

.filter-grid-jobs label {
  margin-bottom: 0;
}

.filter-grid-devices input,
.filter-grid-devices select {
  margin-bottom: 0;
}

.filter-grid-jobs input,
.filter-grid-jobs select {
  margin-bottom: 0;
}

.filter-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.65rem;
  padding-top: 0.15rem;
}

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

.field-grid.full {
  grid-template-columns: 1fr;
}

.table-card {
  overflow: hidden;
}

.table-scroll {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  margin: 0;
  font-size: 0.95rem;
}

.data-table thead th {
  border-bottom: 1px solid var(--border-soft);
  color: var(--text-soft);
  font-weight: 600;
  background: var(--surface-1);
}

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

.table-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: flex-start;
}

.table-actions a[role="button"],
.table-actions button,
.page-header-actions a[role="button"],
.page-header-actions button {
  margin-bottom: 0;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 1.8rem;
  padding: 0.15rem 0.65rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1;
}

.status-success {
  background: var(--success-soft);
  color: var(--success-text);
}

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

.status-warning {
  background: var(--warning-soft);
  color: var(--warning-text);
}

.status-info {
  background: var(--info-soft);
  color: var(--info-text);
}

.status-neutral {
  background: var(--surface-2);
  color: #475467;
}

.alert {
  padding: 0.9rem 1rem;
  border-radius: 14px;
  border: 1px solid transparent;
}

.alert-info {
  background: var(--info-soft);
  color: var(--info-text);
  border-color: #d6e4ff;
}

.alert-success {
  background: var(--success-soft);
  color: var(--success-text);
  border-color: #d5efdf;
}

.alert-error {
  background: var(--danger-soft);
  color: var(--danger-text);
  border-color: #f5c7ca;
}

.empty-state {
  display: grid;
  gap: 0.4rem;
  justify-items: start;
  padding: 1.15rem;
  border: 1px dashed var(--border-soft);
  border-radius: 16px;
  background: var(--surface-1);
}

.empty-state p,
.simple-list,
.simple-list li {
  margin-bottom: 0;
}

.auth-card {
  margin: 0 auto;
}

.auth-card form {
  margin-top: 1rem;
}

.simple-list {
  padding-left: 1.2rem;
}

.metric-inline {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  color: var(--text-soft);
}

.metric-inline strong {
  color: var(--pico-color);
}

code {
  background: var(--surface-1);
  padding: 0.15rem 0.35rem;
  border-radius: 8px;
}

.artifact-preview {
  margin: 0;
  padding: 1rem;
  border: 1px solid var(--border-soft);
  border-radius: 14px;
  background: var(--surface-1);
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

/* Responsive */

@media (max-width: 980px) {
  .app-layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--border-soft);
  }
}

@media (max-width: 720px) {
  .content-area {
    width: min(100% - 1.5rem, 100%);
    padding-top: 1.25rem;
  }

  .topbar,
  .page-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-header-actions,
  .session-area {
    width: 100%;
    justify-content: flex-start;
  }

  .stats-grid,
  .split-grid,
  .detail-grid,
  .field-grid,
  .filter-grid,
  .filter-grid-devices,
  .filter-grid-jobs,
  .inline-form {
    grid-template-columns: 1fr;
  }

  .filter-summary,
  .filter-actions {
    align-items: flex-start;
    justify-content: flex-start;
  }
}