:root {
  color-scheme: light;
  --ink: #172033;
  --muted: #687287;
  --line: #dce2eb;
  --line-strong: #c6cfdd;
  --surface: #ffffff;
  --surface-soft: #f6f8fb;
  --navy: #173b64;
  --blue: #2563eb;
  --blue-dark: #1747b0;
  --green: #147a50;
  --green-soft: #e9f7f0;
  --amber: #9a5a08;
  --amber-soft: #fff5dc;
  --red: #b42335;
  --red-soft: #fff0f2;
  --shadow: 0 14px 34px rgba(24, 38, 65, 0.08);
  --radius: 18px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 4% 0%, rgba(37, 99, 235, 0.1), transparent 26rem),
    linear-gradient(180deg, #f8fbff 0, #f3f6fa 32rem, #f6f8fb 100%);
}

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 10;
  padding: 0.7rem 1rem;
  color: #fff;
  background: var(--navy);
  border-radius: 10px;
  transform: translateY(-180%);
}

.skip-link:focus {
  transform: translateY(0);
}

.topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  max-width: 1240px;
  margin: 0 auto;
  padding: 3.1rem 2rem 1.8rem;
}

.topbar h1 {
  margin: 0.15rem 0 0.45rem;
  font-size: clamp(2rem, 5vw, 3.15rem);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.eyebrow,
.section-kicker {
  margin: 0;
  color: var(--blue);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.subtitle,
.muted,
.field-note,
.safety-copy {
  color: var(--muted);
}

.subtitle {
  max-width: 45rem;
  margin: 0;
  font-size: 1rem;
}

.topbar-meta,
.session-actions,
.inline-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.build-badge {
  padding: 0.48rem 0.7rem;
  color: var(--navy);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(23, 59, 100, 0.12);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 750;
  white-space: nowrap;
}

.page-shell {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 2rem 4rem;
}

.workspace-nav {
  display: flex;
  gap: 0.45rem;
  margin: 0 0 1rem;
  padding: 0.35rem;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(198, 207, 221, 0.78);
  border-radius: 14px;
  box-shadow: 0 8px 20px rgba(24, 38, 65, 0.05);
}

.workspace-nav a {
  padding: 0.62rem 0.9rem;
  color: var(--muted);
  border-radius: 10px;
  font-size: 0.88rem;
  font-weight: 780;
  text-decoration: none;
}

.workspace-nav a:hover,
.workspace-nav a:focus-visible {
  color: var(--navy);
  background: var(--surface-soft);
}

.workspace-nav a[aria-current="page"] {
  color: #fff;
  background: var(--navy);
}

.panel,
.summary-card {
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(198, 207, 221, 0.78);
  box-shadow: var(--shadow);
}

.panel {
  margin-bottom: 1.25rem;
  padding: clamp(1.25rem, 3vw, 1.8rem);
  border-radius: var(--radius);
}

.session-panel {
  border-left: 4px solid var(--blue);
}

.mutation-panel {
  border-left: 4px solid var(--amber);
}

.section-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.25rem;
  margin-bottom: 1.2rem;
}

.section-heading.compact {
  margin-bottom: 0.7rem;
}

.section-heading h2 {
  margin: 0.2rem 0 0;
  font-size: 1.35rem;
  letter-spacing: -0.025em;
}

.section-heading .muted {
  max-width: 47rem;
  margin: 0.45rem 0 0;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 1.8rem;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
  white-space: nowrap;
}

.status-badge::before {
  width: 0.48rem;
  height: 0.48rem;
  background: currentColor;
  border-radius: 50%;
  content: "";
}

.status-good {
  color: var(--green);
  background: var(--green-soft);
}

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

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

.status-neutral {
  color: #526075;
  background: #edf1f6;
}

.notice,
.inline-message {
  border-radius: 12px;
  font-size: 0.92rem;
}

.notice {
  margin-bottom: 1rem;
  padding: 0.85rem 1rem;
  background: var(--amber-soft);
  border: 1px solid #efcf86;
}

.notice.is-error,
.inline-message.is-error {
  color: var(--red);
  background: var(--red-soft);
}

.notice.is-success,
.inline-message.is-success {
  color: var(--green);
  background: var(--green-soft);
}

.inline-message:not(:empty) {
  margin: 0.8rem 0;
  padding: 0.75rem 0.85rem;
}

.overview-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 0 0 1.25rem;
}

.runner-overview {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.summary-card {
  display: grid;
  gap: 0.55rem;
  padding: 1.25rem 1.35rem;
  border-radius: 16px;
}

.summary-label {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 750;
}

.summary-value {
  font-size: 2rem;
  line-height: 1;
}

.summary-text {
  font-size: 1.1rem;
  line-height: 1.35;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.55rem;
  padding: 0.65rem 1rem;
  border: 1px solid transparent;
  border-radius: 11px;
  font-weight: 780;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: background 130ms ease, border-color 130ms ease, transform 130ms ease;
}

.button:hover:not(:disabled) {
  transform: translateY(-1px);
}

.button:focus-visible,
input:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.25);
  outline-offset: 2px;
}

.button:disabled {
  opacity: 0.48;
  cursor: not-allowed;
}

.button-primary {
  color: #fff;
  background: var(--blue);
  border-color: var(--blue);
}

.button-primary:hover:not(:disabled) {
  background: var(--blue-dark);
  border-color: var(--blue-dark);
}

.button-secondary {
  color: var(--navy);
  background: #fff;
  border-color: var(--line-strong);
}

.button-quiet {
  color: var(--muted);
  background: transparent;
  border-color: transparent;
}

.button-danger {
  color: var(--red);
  background: #fff;
  border-color: #e9b8c0;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1.45fr 1fr auto;
  gap: 0.85rem;
  align-items: end;
  padding: 1rem;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 14px;
}

label {
  display: grid;
  gap: 0.42rem;
  color: #344158;
  font-size: 0.84rem;
  font-weight: 760;
}

input {
  width: 100%;
  min-height: 2.65rem;
  padding: 0.65rem 0.75rem;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
}

input::placeholder {
  color: #9aa3b2;
}

.form-action {
  display: flex;
  align-items: flex-end;
  min-height: 2.65rem;
}

.field-note,
.safety-copy,
.retention-note {
  margin: 0.65rem 0 0;
  font-size: 0.84rem;
  line-height: 1.55;
}

.retention-note {
  color: var(--amber);
  font-weight: 700;
}

.site-list,
.runner-list {
  display: grid;
  gap: 0.85rem;
  margin-top: 1rem;
}

.site-card,
.runner-card,
.empty-state {
  border: 1px solid var(--line);
  border-radius: 14px;
}

.site-card,
.runner-card {
  padding: 1rem;
  background: #fff;
}

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.card-title {
  margin: 0;
  font-size: 1.02rem;
}

.card-subtitle {
  margin: 0.3rem 0 0;
  color: var(--muted);
  font-size: 0.84rem;
  overflow-wrap: anywhere;
}

.card-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.55rem;
}

.metadata-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 1rem 0 0;
}

.metadata-item {
  padding: 0.7rem 0.8rem;
  background: var(--surface-soft);
  border-radius: 10px;
}

.metadata-label,
.metadata-value {
  display: block;
}

.metadata-label {
  margin-bottom: 0.3rem;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 760;
}

.metadata-value {
  font-size: 0.86rem;
  overflow-wrap: anywhere;
}

.account-block {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.account-block h3 {
  margin: 0 0 0.75rem;
  font-size: 0.93rem;
}

.account-list {
  display: grid;
  gap: 0.5rem;
  margin: 0 0 0.75rem;
  padding: 0;
  list-style: none;
}

.account-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 2.5rem;
  padding: 0.45rem 0.55rem 0.45rem 0.75rem;
  background: var(--surface-soft);
  border-radius: 9px;
}

.account-name {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.85rem;
  overflow-wrap: anywhere;
}

.account-form,
.enrollment-form {
  display: flex;
  align-items: end;
  gap: 0.65rem;
}

.account-form label,
.enrollment-form label {
  flex: 1;
}

.enrollment-form,
.enrollment-result {
  margin-bottom: 1rem;
  padding: 1rem;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 14px;
}

.result-label {
  margin: 0 0 0.55rem;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.enrollment-code {
  display: block;
  margin-bottom: 0.75rem;
  padding: 0.8rem;
  background: #172033;
  color: #f7fbff;
  border-radius: 10px;
  font-size: 0.9rem;
  overflow-wrap: anywhere;
  user-select: all;
}

.empty-state {
  padding: 1.5rem;
  color: var(--muted);
  background: var(--surface-soft);
  text-align: center;
}

.snapshot-meta {
  display: grid;
  justify-items: end;
  gap: 0.45rem;
  font-size: 0.78rem;
}

.coverage-grid,
.runner-status-list,
.runner-site-grid {
  display: grid;
  gap: 0.85rem;
}

.coverage-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.coverage-card,
.runner-status-card,
.runner-site-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
}

.coverage-card {
  padding: 1rem;
}

.coverage-card.is-uncovered {
  background: var(--red-soft);
  border-color: #f0b8c0;
}

.coverage-heading,
.runner-site-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.coverage-heading h3 {
  margin: 0 0 0.25rem;
  font-size: 1rem;
}

.coverage-heading code,
.runner-site-heading code {
  color: var(--muted);
  font-size: 0.75rem;
  overflow-wrap: anywhere;
}

.coverage-count {
  margin: 0.8rem 0 0.55rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.capability-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.capability-chip {
  display: inline-flex;
  padding: 0.3rem 0.55rem;
  color: var(--green);
  background: var(--green-soft);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 760;
}

.capability-chip.is-warning {
  color: var(--amber);
  background: var(--amber-soft);
}

.capability-chip.is-muted {
  color: var(--muted);
  background: #edf1f6;
}

.runner-status-list {
  margin-top: 0.5rem;
}

.runner-status-card {
  padding: 1.05rem;
}

.runner-metadata {
  margin-bottom: 1rem;
}

.runner-site-section {
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.runner-site-section h4 {
  margin: 0 0 0.7rem;
  font-size: 0.9rem;
}

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

.runner-site-card {
  padding: 0.8rem;
  background: var(--surface-soft);
}

.runner-site-heading {
  margin-bottom: 0.6rem;
}

.runner-site-heading strong {
  font-size: 0.86rem;
}

.compact-empty {
  padding: 0.9rem;
}

.privacy-note {
  margin: 0.4rem 0 0;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.55;
  text-align: center;
}

.table-wrap {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
}

table {
  width: 100%;
  min-width: 920px;
  border-collapse: collapse;
  background: #fff;
}

th,
td {
  padding: 0.75rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: #536078;
  background: var(--surface-soft);
  font-size: 0.74rem;
  letter-spacing: 0.02em;
}

td {
  font-size: 0.82rem;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

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

.load-more {
  margin-top: 0.85rem;
}

.key-value-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 1rem 0;
}

.key-value-list div {
  padding: 0.75rem;
  background: var(--surface-soft);
  border-radius: 10px;
}

.key-value-list dt {
  margin-bottom: 0.35rem;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
}

.key-value-list dd {
  margin: 0;
  font-size: 0.84rem;
  overflow-wrap: anywhere;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

[hidden] {
  display: none !important;
}

@media (max-width: 900px) {
  .form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .runner-overview,
  .coverage-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .topbar,
  .section-heading,
  .card-header {
    align-items: stretch;
    flex-direction: column;
  }

  .topbar {
    padding: 2rem 1rem 1.2rem;
  }

  .topbar-meta {
    justify-content: space-between;
  }

  .page-shell {
    padding: 0 1rem 2.5rem;
  }

  .overview-grid,
  .form-grid,
  .metadata-grid,
  .key-value-list,
  .runner-overview,
  .coverage-grid,
  .runner-site-grid {
    grid-template-columns: 1fr;
  }

  .workspace-nav {
    overflow-x: auto;
  }

  .workspace-nav a {
    flex: 1 0 auto;
    text-align: center;
  }

  .snapshot-meta {
    justify-items: start;
  }

  .section-heading > .button,
  .form-action .button {
    width: 100%;
  }

  .account-form,
  .enrollment-form {
    align-items: stretch;
    flex-direction: column;
  }

  .card-actions {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}