:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --bg: #f8fafc;
  --page: #ffffff;
  --surface: #ffffff;
  --surface-soft: #f1f5f9;
  --surface-muted: #eaf1fb;
  --border: #dbe3ef;
  --border-strong: #cbd5e1;
  --text: #172033;
  --heading: #0f172a;
  --muted: #64748b;
  --brand: #2563eb;
  --brand-soft: #eff6ff;
  --brand-border: #bfdbfe;
  --good: #16a34a;
  --good-soft: #f0fdf4;
  --good-border: #bbf7d0;
  --good-text: #166534;
  --danger: #dc2626;
  --danger-soft: #fff1f2;
  --danger-border: #fecdd3;
  --danger-text: #be123c;
  --warning-soft: #fff7ed;
  --warning-border: #fed7aa;
  --shadow: 0 18px 50px rgba(23, 32, 51, 0.08);
  background: var(--bg);
  color: var(--text);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #020617;
  --page: #020617;
  --surface: #0f172a;
  --surface-soft: #111827;
  --surface-muted: #1e293b;
  --border: #334155;
  --border-strong: #475569;
  --text: #e2e8f0;
  --heading: #f8fafc;
  --muted: #94a3b8;
  --brand: #93c5fd;
  --brand-soft: #172554;
  --brand-border: #1d4ed8;
  --good: #22c55e;
  --good-soft: #052e16;
  --good-border: #166534;
  --good-text: #bbf7d0;
  --danger: #ef4444;
  --danger-soft: #450a0a;
  --danger-border: #991b1b;
  --danger-text: #fecdd3;
  --warning-soft: #431407;
  --warning-border: #9a3412;
  --shadow: 0 22px 60px rgba(0, 0, 0, 0.28);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    color-scheme: dark;
    --bg: #020617;
    --page: #020617;
    --surface: #0f172a;
    --surface-soft: #111827;
    --surface-muted: #1e293b;
    --border: #334155;
    --border-strong: #475569;
    --text: #e2e8f0;
    --heading: #f8fafc;
    --muted: #94a3b8;
    --brand: #93c5fd;
    --brand-soft: #172554;
    --brand-border: #1d4ed8;
    --good: #22c55e;
    --good-soft: #052e16;
    --good-border: #166534;
    --good-text: #bbf7d0;
    --danger: #ef4444;
    --danger-soft: #450a0a;
    --danger-border: #991b1b;
    --danger-text: #fecdd3;
    --warning-soft: #431407;
    --warning-border: #9a3412;
    --shadow: 0 22px 60px rgba(0, 0, 0, 0.28);
  }
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
}

body {
  background:
    radial-gradient(circle at 16% 0%, rgba(37, 99, 235, 0.10), transparent 28rem),
    var(--bg);
  color: var(--text);
  margin: 0;
  min-height: 100vh;
}

[hidden] {
  display: none !important;
}

button,
input,
textarea {
  font: inherit;
}

button {
  align-items: center;
  background: #2563eb;
  border: 0;
  border-radius: 8px;
  color: #ffffff;
  cursor: pointer;
  display: inline-flex;
  font-weight: 700;
  justify-content: center;
  min-height: 40px;
  padding: 9px 16px;
  transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

button:hover:not(:disabled) {
  background: #1d4ed8;
  transform: translateY(-1px);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

input,
textarea {
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  color: var(--text);
  outline: none;
  padding: 11px 12px;
  width: 100%;
}

input::placeholder,
textarea::placeholder {
  color: var(--muted);
}

input:focus,
textarea:focus {
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.14);
}

label span {
  color: var(--muted);
  display: block;
  font-size: 13px;
  margin-bottom: 6px;
}

.page-shell {
  min-height: 100vh;
}

.topbar {
  align-items: center;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 18px;
  justify-content: space-between;
  min-height: 72px;
  padding: 0 32px;
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand,
.topbar-actions,
.card-brand,
.hero-actions {
  align-items: center;
  display: flex;
}

.brand {
  gap: 11px;
  min-width: 0;
}

.brand img,
.card-brand img {
  border-radius: 9px;
  display: block;
  flex: 0 0 auto;
  object-fit: cover;
}

.brand strong,
.brand span,
.card-brand strong,
.card-brand span {
  display: block;
}

.brand strong,
.card-brand strong {
  color: var(--heading);
  font-size: 16px;
  line-height: 1.1;
}

.brand span,
.card-brand span {
  color: var(--muted);
  font-size: 12px;
  margin-top: 3px;
}

.topbar-actions {
  gap: 10px;
}

.theme-switch {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: inline-flex;
  gap: 4px;
  padding: 4px;
}

.theme-option {
  background: transparent;
  border-radius: 6px;
  color: var(--muted);
  gap: 6px;
  min-height: 32px;
  padding: 6px 10px;
}

.theme-option:hover:not(:disabled) {
  background: var(--surface-soft);
  color: var(--heading);
}

.theme-option svg {
  fill: none;
  height: 16px;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
  width: 16px;
}

.theme-option.active {
  background: var(--brand-soft);
  color: var(--brand);
}

:root[data-theme="dark"] .theme-option.active {
  background: #334155;
  color: #f8fafc;
}

.ghost,
.small-btn {
  background: var(--brand-soft);
  color: var(--brand);
}

.ghost:hover:not(:disabled),
.small-btn:hover:not(:disabled) {
  background: var(--surface-muted);
  color: var(--heading);
}

.login-screen {
  display: grid;
  gap: 28px;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, 440px);
  margin: 0 auto;
  max-width: 1180px;
  min-height: calc(100vh - 72px);
  padding: 48px 32px;
  place-items: center;
  width: 100%;
}

.intro-panel,
.login-card,
.panel,
.stat-card,
.dialog-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--shadow);
}

.intro-panel {
  overflow: hidden;
  padding: 34px;
  position: relative;
  width: 100%;
}

.intro-panel::after {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.20), transparent);
  border-radius: 999px;
  content: "";
  height: 220px;
  position: absolute;
  right: -70px;
  top: -80px;
  width: 220px;
}

.workspace-badge {
  background: var(--brand-soft);
  border: 1px solid var(--brand-border);
  border-radius: 999px;
  color: var(--brand);
  display: inline-flex;
  font-size: 13px;
  font-weight: 800;
  margin-bottom: 18px;
  padding: 7px 12px;
}

.intro-panel h1 {
  color: var(--heading);
  font-size: clamp(34px, 5vw, 58px);
  letter-spacing: -0.02em;
  line-height: 0.98;
  margin: 0;
  max-width: 760px;
}

.intro-panel > p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.6;
  margin: 18px 0 0;
  max-width: 620px;
}

.intro-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 30px;
}

.intro-grid div {
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
}

.intro-grid span {
  color: var(--brand);
  display: block;
  font-size: 12px;
  font-weight: 900;
  margin-bottom: 8px;
}

.intro-grid strong {
  color: var(--heading);
  display: block;
}

.intro-grid p {
  color: var(--muted);
  font-size: 13px;
  margin: 6px 0 0;
}

.login-card {
  padding: 26px;
  width: 100%;
}

.card-brand {
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: 8px;
  gap: 11px;
  margin-bottom: 24px;
  padding: 10px;
}

.section-heading h2,
.dashboard-hero h1,
.panel-header h2 {
  color: var(--heading);
  margin: 0;
}

.section-heading h2 {
  font-size: 30px;
  line-height: 1.1;
}

.section-heading p,
.dashboard-hero p,
.panel-header p {
  color: var(--muted);
  margin: 6px 0 0;
}

.eyebrow {
  color: var(--brand) !important;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  margin: 0 0 8px !important;
  text-transform: uppercase;
}

.login-form {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.dashboard {
  margin: 0 auto;
  max-width: 1280px;
  padding: 32px;
  width: 100%;
}

.dashboard-hero {
  align-items: center;
  display: flex;
  gap: 18px;
  justify-content: space-between;
  margin-bottom: 20px;
}

.dashboard-hero h1 {
  font-size: 34px;
  line-height: 1.1;
}

.hero-actions {
  gap: 10px;
}

.status {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  padding: 9px 12px;
  white-space: nowrap;
}

.stats-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 18px;
}

.stat-card {
  display: grid;
  gap: 12px;
  min-height: 132px;
  padding: 18px;
  position: relative;
}

.stat-card::before {
  background: #2563eb;
  border-radius: 999px;
  content: "";
  height: 3px;
  left: 18px;
  position: absolute;
  right: 18px;
  top: 0;
}

.stat-card span:not(.stat-icon) {
  color: var(--muted);
  display: block;
  font-size: 13px;
  margin-bottom: 10px;
}

.stat-card strong {
  color: var(--heading);
  display: block;
  font-size: 34px;
  line-height: 1;
}

.stat-icon {
  align-items: center;
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  display: inline-flex;
  font-size: 12px;
  font-weight: 900;
  height: 32px;
  justify-content: center;
  width: 32px;
}

.stat-card.good {
  background: var(--surface);
  border-color: var(--border);
}

.stat-card.good .stat-icon {
  background: var(--surface-soft);
  border-color: var(--border);
  color: var(--muted);
}

.stat-card.danger {
  background: var(--surface);
  border-color: var(--border);
}

.stat-card.danger .stat-icon {
  background: var(--surface-soft);
  border-color: var(--border);
  color: var(--muted);
}

.panel {
  padding: 20px;
}

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

.panel-header h2 {
  font-size: 18px;
}

.search-field {
  display: block;
  max-width: 680px;
}

.table-wrap {
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-top: 16px;
  overflow-x: auto;
}

table {
  border-collapse: collapse;
  min-width: 820px;
  width: 100%;
}

th,
td {
  border-bottom: 1px solid var(--border);
  padding: 13px 14px;
  text-align: left;
  white-space: nowrap;
}

th {
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

tbody tr:hover {
  background: var(--surface-soft);
}

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

td strong {
  color: var(--heading);
  display: block;
}

.muted {
  color: var(--muted);
  display: block;
  font-size: 12px;
  margin-top: 3px;
}

.badge {
  border-radius: 999px;
  display: inline-flex;
  font-size: 12px;
  font-weight: 800;
  padding: 5px 10px;
  text-transform: capitalize;
}

.badge.active {
  background: var(--good-soft);
  color: var(--good-text);
}

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

.small-btn {
  border: 1px solid var(--brand-border);
  border-radius: 7px;
  font-size: 13px;
  min-height: 30px;
  padding: 5px 10px;
}

.empty {
  color: var(--muted);
  padding: 32px;
  text-align: center;
}

dialog {
  background: transparent;
  border: 0;
  padding: 0;
  width: min(760px, calc(100vw - 32px));
}

dialog::backdrop {
  background: rgba(15, 23, 42, 0.55);
}

:root[data-theme="dark"] dialog::backdrop {
  background: rgba(2, 6, 23, 0.78);
}

.dialog-card {
  padding: 22px;
}

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

.details-grid div {
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
}

.details-grid span {
  color: var(--muted);
  display: block;
  font-size: 12px;
  margin-bottom: 5px;
}

.details-grid strong {
  color: var(--heading);
  overflow-wrap: anywhere;
}

.details-grid .wide {
  grid-column: 1 / -1;
}

.warning {
  background: var(--warning-soft) !important;
  border-color: var(--warning-border) !important;
}

.suspension-block {
  margin-top: 16px;
}

.dialog-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 18px;
}

.good-btn {
  background: var(--good);
}

.danger-btn {
  background: var(--danger);
}

.toast {
  background: var(--heading);
  border-radius: 8px;
  bottom: 24px;
  box-shadow: 0 14px 35px rgba(15, 23, 42, 0.18);
  color: var(--surface);
  font-weight: 700;
  left: 50%;
  padding: 12px 16px;
  position: fixed;
  transform: translateX(-50%);
  z-index: 50;
}

.toast.error {
  background: var(--danger);
  color: #ffffff;
}

@media (max-width: 900px) {
  .login-screen {
    grid-template-columns: 1fr;
    place-items: stretch;
  }

  .intro-panel h1 {
    font-size: 40px;
  }
}

@media (max-width: 720px) {
  .topbar,
  .dashboard-hero,
  .panel-header {
    align-items: stretch;
    flex-direction: column;
  }

  .topbar {
    padding: 14px 16px;
  }

  .topbar-actions,
  .theme-switch {
    width: 100%;
  }

  .theme-option {
    flex: 1;
  }

  .login-screen,
  .dashboard {
    padding: 20px 16px 32px;
  }

  .intro-panel,
  .login-card,
  .panel,
  .dialog-card {
    padding: 18px;
  }

  .intro-grid,
  .stats-grid,
  .details-grid {
    grid-template-columns: 1fr;
  }

  .intro-panel h1 {
    font-size: 34px;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }
}