:root {
  --admin-bg: #101828;
  --admin-bg-deep: #0b1220;
  --admin-surface: rgba(255, 255, 255, 0.045);
  --admin-border: rgba(255, 255, 255, 0.1);
  --admin-border-soft: rgba(255, 255, 255, 0.07);
  --admin-text: #f9fafb;
  --admin-muted: #8491a7;
  --admin-blue: #007aff;
  --admin-green: #10b981;
  --admin-amber: #f59e0b;
  --admin-red: #ef6461;
}

.admin-shell {
  min-height: 100vh;
  background: var(--admin-bg);
  color: var(--admin-text);
  font-family: var(--font-sans, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif);
  -webkit-font-smoothing: antialiased;
}

.admin-shell a {
  color: inherit;
}

.admin-shell button,
.admin-shell input,
.admin-shell select,
.admin-shell textarea {
  color-scheme: dark;
}

.admin-topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  width: 100%;
  padding: 14px clamp(16px, 4vw, 48px);
  background: rgba(16, 24, 40, 0.9);
  border-bottom: 1px solid var(--admin-border-soft);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.admin-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  text-decoration: none;
}

.admin-brand > span:first-child {
  flex-shrink: 0;
}

.admin-brand-context {
  padding-left: 12px;
  border-left: 1px solid var(--admin-border);
  color: var(--admin-muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.admin-topbar-actions {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.admin-session {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--admin-muted);
  font: 11px var(--font-mono, ui-monospace, monospace);
}

.admin-session-dot,
.admin-nav-footer-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--admin-green);
  box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.12);
}

.admin-frame {
  display: flex;
  width: 100%;
  min-height: calc(100vh - 72px);
}

.admin-nav {
  display: flex;
  flex: 0 0 238px;
  flex-direction: column;
  gap: 4px;
  padding: 26px 14px 20px;
  background: rgba(11, 18, 32, 0.72);
  border-right: 1px solid var(--admin-border-soft);
}

.admin-nav-heading {
  padding: 0 12px 12px;
  color: var(--admin-muted);
  font: 10px var(--font-mono, ui-monospace, monospace);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.admin-nav-link {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 42px;
  padding: 10px 14px 10px 16px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--admin-muted) !important;
  font-size: 13px;
  text-decoration: none;
  transition: color 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.admin-nav-link::before {
  width: 5px;
  height: 5px;
  margin-right: 11px;
  border: 1px solid currentColor;
  border-radius: 50%;
  content: "";
  opacity: 0.45;
}

.admin-nav-link:hover,
.admin-nav-link:focus-visible,
.admin-nav-link.is-active {
  background: rgba(0, 122, 255, 0.12);
  border-color: rgba(0, 122, 255, 0.2);
  color: var(--admin-text) !important;
  outline: none;
}

.admin-nav-link.is-active {
  color: #a9d2ff !important;
}

.admin-nav-link.is-active::before {
  border-color: var(--admin-blue);
  background: var(--admin-blue);
  box-shadow: 0 0 0 4px rgba(0, 122, 255, 0.12);
  opacity: 1;
}

.admin-nav-footer {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: auto 12px 0;
  padding-top: 20px;
  border-top: 1px solid var(--admin-border-soft);
  color: var(--admin-muted);
  font: 10px var(--font-mono, ui-monospace, monospace);
  letter-spacing: 0.02em;
}

.admin-nav-footer-dot {
  width: 6px;
  height: 6px;
  box-shadow: none;
}

.admin-main {
  flex: 1 1 auto;
  width: 100%;
  min-width: 0;
  max-width: 1380px;
  margin: 0 auto;
  padding: clamp(28px, 4vw, 52px) clamp(16px, 4vw, 48px) 64px;
}

.admin-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  min-width: 0;
  margin-bottom: 26px;
}

.admin-heading > div {
  min-width: 0;
}

.admin-heading h1,
.admin-login h1 {
  margin: 6px 0 0;
  color: var(--admin-text);
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.admin-room-title {
  overflow-wrap: anywhere;
}

.admin-eyebrow,
.admin-label {
  color: var(--admin-muted);
  font: 10px var(--font-mono, ui-monospace, monospace);
  letter-spacing: 0.12em;
  line-height: 1.4;
}

.admin-eyebrow {
  color: #74b4ff;
  text-transform: uppercase;
}

.admin-grid {
  display: grid;
  gap: 16px;
  min-width: 0;
  margin-bottom: 20px;
}

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

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

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

.admin-card {
  min-width: 0;
  margin-bottom: 20px;
  padding: 22px;
  overflow-wrap: anywhere;
  background: var(--admin-surface);
  border: 1px solid var(--admin-border);
  border-radius: 8px;
  box-shadow: 0 16px 42px rgba(0, 0, 0, 0.12);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.admin-card strong {
  display: block;
  margin-top: 8px;
  color: var(--admin-text);
  font-size: 24px;
  font-weight: 600;
  line-height: 1.25;
}

.admin-metric-card {
  min-height: 142px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-top: 2px solid rgba(0, 122, 255, 0.65);
}

.admin-metric-card strong {
  margin-top: 18px;
  color: var(--admin-text);
  font-size: 34px;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em;
  overflow-wrap: anywhere;
}

.admin-card h2 {
  margin: 0 0 20px;
  color: var(--admin-text);
  font-size: 15px;
  font-weight: 600;
}

.admin-health-grid {
  margin-bottom: 0;
}

.admin-health-grid > div {
  min-width: 0;
  padding-top: 12px;
  border-top: 1px solid var(--admin-border-soft);
}

.admin-health-grid code,
.admin-health-grid strong {
  display: block;
  max-width: 100%;
  margin-top: 8px;
  overflow-wrap: anywhere;
  white-space: normal;
}

.admin-health-grid code {
  color: #b9c6d9;
  font: 12px/1.5 var(--font-mono, ui-monospace, monospace);
}

.admin-muted {
  color: var(--admin-muted);
}

.admin-chip,
.admin-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 10px;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: 999px;
  color: #6ee7b7;
  font: 10px var(--font-mono, ui-monospace, monospace);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.admin-status::before {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
  content: "";
}

.admin-table-wrap {
  overflow-x: auto;
}

.admin-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  color: #d8e0eb;
  font-size: 13px;
}

.admin-table th {
  padding: 11px 10px;
  background: rgba(255, 255, 255, 0.025);
  color: var(--admin-muted);
  font: 10px var(--font-mono, ui-monospace, monospace);
  letter-spacing: 0.08em;
  text-align: left;
  white-space: nowrap;
  border-bottom: 1px solid var(--admin-border);
}

.admin-table td {
  padding: 14px 10px;
  border-bottom: 1px solid var(--admin-border-soft);
  vertical-align: middle;
}

.admin-table tbody tr {
  transition: background 0.15s ease;
}

.admin-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.03);
}

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

.admin-table a {
  color: #8bc4ff;
  text-decoration: none;
}

.admin-table a:hover,
.admin-table a:focus-visible {
  color: var(--admin-text);
  text-decoration: underline;
}

.admin-id {
  max-width: 240px;
  overflow-wrap: anywhere;
  font-family: var(--font-mono, ui-monospace, monospace);
}

.admin-form {
  display: grid;
  gap: 10px;
  width: 100%;
  max-width: 760px;
}

.admin-form label {
  margin-top: 5px;
  color: #b7c3d4;
  font-size: 12px;
}

.admin-form input,
.admin-form textarea,
.admin-form select,
.admin-inline-form select {
  width: 100%;
  min-width: 0;
  padding: 10px 12px;
  background: rgba(8, 15, 28, 0.72);
  border: 1px solid var(--admin-border);
  border-radius: 8px;
  color: var(--admin-text);
  font: inherit;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.admin-form textarea {
  min-height: 88px;
  resize: vertical;
}

.admin-form-hint {
  margin-top: -10px;
  color: var(--admin-muted);
  font-size: 11px;
}

.admin-logo-preview {
  display: inline-flex;
  width: 80px;
  height: 80px;
  align-items: center;
  justify-content: center;
  margin-top: -4px;
  border: 1px solid var(--admin-border);
  border-radius: 8px;
  background: #f5f5f5;
}

.admin-logo-preview img {
  max-width: 64px;
  max-height: 64px;
  object-fit: contain;
}

.admin-form input::placeholder,
.admin-form textarea::placeholder {
  color: #64748b;
}

.admin-form input:focus,
.admin-form textarea:focus,
.admin-form select:focus,
.admin-inline-form select:focus {
  background: rgba(8, 15, 28, 0.92);
  border-color: var(--admin-blue);
  outline: 2px solid rgba(0, 122, 255, 0.18);
  outline-offset: 1px;
}

.admin-form input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--admin-blue);
}

.admin-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 9px 14px;
  border: 1px solid transparent;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease, transform 0.15s ease;
}

.admin-button:active {
  transform: scale(0.97);
}

.admin-button:focus-visible {
  outline: 2px solid rgba(0, 122, 255, 0.7);
  outline-offset: 2px;
}

.admin-button-primary {
  background: var(--admin-blue);
  color: #fff;
  box-shadow: 0 8px 20px rgba(0, 122, 255, 0.2);
}

.admin-button-primary:hover {
  background: #1886ff;
}

.admin-button-danger {
  background: rgba(239, 100, 97, 0.08);
  border-color: rgba(239, 100, 97, 0.35);
  color: #ff9b98;
}

.admin-button-danger:hover {
  background: rgba(239, 100, 97, 0.16);
  border-color: rgba(239, 100, 97, 0.55);
}

.admin-button-quiet {
  background: rgba(255, 255, 255, 0.055);
  border-color: var(--admin-border);
  color: #c5d0df;
}

.admin-button-quiet:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.18);
  color: var(--admin-text);
}

.admin-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  padding: 10px 0;
  color: #d8e0eb;
}

.admin-toggle small {
  color: var(--admin-amber);
  font: 10px var(--font-mono, ui-monospace, monospace);
}

.admin-flash {
  margin-bottom: 18px;
  padding: 12px 14px;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.24);
  border-radius: 8px;
  color: #8af0c6;
}

.admin-flash.alert {
  background: rgba(239, 100, 97, 0.12);
  border-color: rgba(239, 100, 97, 0.28);
  color: #ffaaa7;
}

.admin-privacy {
  margin: 24px 0;
  padding: 14px 16px;
  background: rgba(0, 122, 255, 0.08);
  border: 1px solid rgba(0, 122, 255, 0.2);
  border-left: 3px solid var(--admin-blue);
  border-radius: 6px;
  color: #a8bad2;
  font-size: 13px;
  line-height: 1.6;
}

.admin-list {
  margin: 0;
  padding-left: 18px;
  color: #c6d1df;
}

.admin-list li + li {
  margin-top: 10px;
}

.admin-login {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 24px;
  background: var(--admin-bg);
}

.admin-login-panel {
  width: min(420px, 100%);
  padding: 36px;
  background: var(--admin-surface);
  border: 1px solid var(--admin-border);
  border-radius: 8px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.admin-login-panel::before {
  display: block;
  width: 40px;
  height: 3px;
  margin-bottom: 24px;
  border-radius: 999px;
  background: var(--admin-blue);
  box-shadow: 0 0 18px rgba(0, 122, 255, 0.45);
  content: "";
}

.admin-login .admin-form {
  margin-top: 24px;
}

.admin-login .admin-button-primary {
  width: 100%;
  margin-top: 8px;
}

.admin-inline-form {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0;
}

.admin-inline-form select {
  width: auto;
  min-width: 108px;
  padding: 7px 8px;
  font-size: 12px;
}

.admin-table td form,
.admin-topbar form {
  margin: 0;
}

@media (max-width: 980px) {
  .admin-nav {
    flex-basis: 208px;
  }

  .admin-main {
    padding-right: 26px;
    padding-left: 26px;
  }

  .admin-grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .admin-topbar {
    align-items: flex-start;
    gap: 12px;
    padding: 14px 16px;
  }

  .admin-topbar-actions {
    gap: 8px;
  }

  .admin-session,
  .admin-brand-context {
    display: none;
  }

  .admin-frame {
    display: block;
    min-height: 0;
  }

  .admin-nav {
    flex-direction: row;
    width: 100%;
    padding: 10px 12px;
    overflow-x: auto;
    border-right: 0;
    border-bottom: 1px solid var(--admin-border-soft);
  }

  .admin-nav-heading,
  .admin-nav-footer {
    display: none;
  }

  .admin-nav-link {
    flex: 0 0 auto;
    min-height: 38px;
    padding: 9px 12px;
    white-space: nowrap;
  }

  .admin-nav-link::before {
    margin-right: 8px;
  }

  .admin-main {
    padding: 26px 16px 44px;
  }

  .admin-heading {
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 20px;
  }

  .admin-heading h1,
  .admin-login h1 {
    font-size: 27px;
  }

  .admin-grid-4,
  .admin-grid-3,
  .admin-grid-2 {
    grid-template-columns: 1fr;
  }

  .admin-card {
    padding: 18px;
  }

  .admin-metric-card {
    min-height: 124px;
  }

  .admin-metric-card strong {
    font-size: 30px;
  }

  .admin-inline-form {
    align-items: stretch;
    flex-wrap: wrap;
  }

  .admin-inline-form select {
    flex: 1 1 130px;
  }

  .admin-login {
    padding: 16px;
  }

  .admin-login-panel {
    padding: 28px 22px;
  }
}