:root {
  --admin-bg: #f8fafc;
  --admin-surface: #ffffff;
  --admin-ink: #0f172a;
  --admin-muted: #64748b;
  --admin-line: #e2e8f0;
  --admin-blue: #245bff;
  --admin-purple: #7c3aed;
  --admin-green: #16a34a;
  --admin-red: #dc2626;
  --admin-amber: #d97706;
  --admin-sidebar: #071527;
  --admin-sidebar-soft: #0b1f3a;
  --admin-shadow: 0 24px 70px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--admin-bg);
  color: var(--admin-ink);
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 10% 0%, rgba(36, 91, 255, 0.09), transparent 30%),
    linear-gradient(180deg, #f8fafc 0%, #eef3fb 100%);
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

.admin-login-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 560px);
  background: #ffffff;
}

.admin-login-hero {
  min-height: 100vh;
  padding: clamp(40px, 7vw, 96px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  color: #f8fafc;
  background:
    radial-gradient(circle at 75% 20%, rgba(124, 58, 237, 0.38), transparent 27%),
    radial-gradient(circle at 18% 88%, rgba(36, 91, 255, 0.48), transparent 30%),
    linear-gradient(145deg, #071527 0%, #0b1f3a 54%, #111827 100%);
}

.admin-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.admin-brand__mark {
  width: 38px;
  height: 38px;
  border: 2px solid #ffffff;
  border-radius: 999px;
  box-shadow: 0 0 0 7px rgba(36, 91, 255, 0.18);
}

.admin-login-copy {
  max-width: 760px;
}

.admin-kicker {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border: 1px solid rgba(147, 197, 253, 0.45);
  border-radius: 999px;
  color: #bfdbfe;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.admin-login-copy h1 {
  margin: 20px 0 18px;
  font-size: clamp(3rem, 6vw, 6.4rem);
  line-height: 0.95;
  letter-spacing: -0.075em;
}

.admin-login-copy p,
.admin-login-footnote {
  color: #cbd5e1;
  font-size: 1.05rem;
  line-height: 1.7;
}

.admin-login-panel {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px;
  background:
    radial-gradient(circle at 50% 0%, rgba(36, 91, 255, 0.08), transparent 32%),
    #ffffff;
}

.admin-login-card {
  width: min(100%, 440px);
  padding: 34px;
  border: 1px solid var(--admin-line);
  border-radius: 28px;
  background: #ffffff;
  box-shadow: var(--admin-shadow);
}

.admin-login-card h2 {
  margin: 18px 0 8px;
  font-size: 2rem;
  letter-spacing: -0.05em;
}

.admin-login-card p {
  margin: 0 0 24px;
  color: var(--admin-muted);
  line-height: 1.6;
}

.admin-form {
  display: grid;
  gap: 16px;
}

.admin-field {
  display: grid;
  gap: 8px;
}

.admin-field label {
  color: #172554;
  font-size: 0.88rem;
  font-weight: 800;
}

.admin-input-wrap {
  position: relative;
}

.admin-field input,
.admin-field select,
.admin-field textarea {
  width: 100%;
  min-height: 50px;
  border: 1px solid #dbe4f0;
  border-radius: 14px;
  background: #ffffff;
  color: var(--admin-ink);
  padding: 0 14px;
  outline: 0;
}

.admin-field textarea {
  min-height: 96px;
  padding-top: 12px;
  resize: vertical;
}

.admin-field input::placeholder,
.admin-field textarea::placeholder {
  color: #94a3b8;
}

.admin-field input:focus,
.admin-field select:focus,
.admin-field textarea:focus {
  border-color: var(--admin-blue);
  box-shadow: 0 0 0 4px rgba(36, 91, 255, 0.12);
}

#adminVerifyCode,
#criticalCode {
  font-size: 1.55rem;
  font-weight: 900;
  letter-spacing: 0.36em;
  text-align: center;
}

.admin-password-toggle {
  position: absolute;
  top: 7px;
  right: 7px;
  min-height: 36px;
  border: 0;
  border-radius: 10px;
  background: #eef4ff;
  color: var(--admin-blue);
  padding: 0 12px;
  font-weight: 800;
  cursor: pointer;
}

.admin-button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: 13px;
  padding: 0 16px;
  font-weight: 900;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.admin-button:hover {
  transform: translateY(-1px);
}

.admin-button--primary {
  background: linear-gradient(180deg, var(--admin-blue), #164bf4);
  color: #ffffff;
  box-shadow: 0 18px 36px rgba(36, 91, 255, 0.24);
}

.admin-button--secondary {
  border-color: var(--admin-line);
  background: #ffffff;
  color: var(--admin-ink);
}

.admin-button--danger {
  background: #fee2e2;
  color: #991b1b;
}

.admin-button--ghost {
  border-color: #dbe4f0;
  background: #f8fafc;
  color: #245bff;
}

.admin-button:disabled {
  background: #e2e8f0;
  color: #64748b;
  box-shadow: none;
  cursor: not-allowed;
  transform: none;
}

.admin-feedback {
  display: none;
  margin-top: 16px;
  padding: 13px 14px;
  border: 1px solid #bfdbfe;
  border-radius: 14px;
  background: #eff6ff;
  color: #1d4ed8;
  line-height: 1.5;
}

.admin-feedback.is-visible {
  display: block;
}

.admin-feedback.is-error {
  border-color: #fecaca;
  background: #fef2f2;
  color: #991b1b;
}

.admin-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 292px minmax(0, 1fr);
}

.admin-sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 22px;
  color: #e2e8f0;
  background:
    radial-gradient(circle at 50% 0%, rgba(36, 91, 255, 0.28), transparent 32%),
    linear-gradient(180deg, var(--admin-sidebar), var(--admin-sidebar-soft));
}

.admin-sidebar .admin-brand {
  min-height: 54px;
  margin-bottom: 20px;
  color: #ffffff;
}

.admin-nav {
  display: grid;
  gap: 6px;
}

.admin-nav a {
  min-height: 42px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-radius: 12px;
  padding: 0 13px;
  color: #cbd5e1;
  font-weight: 760;
}

.admin-nav a.is-active,
.admin-nav a:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

.admin-sidebar-footer {
  margin-top: auto;
  display: grid;
  gap: 14px;
}

.admin-user-card {
  border: 1px solid rgba(226, 232, 240, 0.16);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.07);
  padding: 15px;
}

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

.admin-user-card span {
  margin-top: 5px;
  color: #94a3b8;
  font-size: 0.86rem;
}

.admin-main {
  min-width: 0;
  padding: 30px clamp(22px, 4vw, 54px) 60px;
}

.admin-topbar {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 26px;
}

.admin-topbar h1 {
  margin: 0;
  font-size: clamp(2rem, 3vw, 3.1rem);
  letter-spacing: -0.06em;
}

.admin-topbar p {
  margin: 6px 0 0;
  color: var(--admin-muted);
}

.admin-mobile-menu {
  display: none;
}

.admin-grid,
.admin-metrics {
  display: grid;
  gap: 18px;
}

.admin-metrics {
  grid-template-columns: repeat(6, minmax(0, 1fr));
  margin-bottom: 22px;
}

.admin-card {
  border: 1px solid var(--admin-line);
  border-radius: 22px;
  background: var(--admin-surface);
  color: var(--admin-ink);
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.06);
}

.admin-card--padded {
  padding: 22px;
}

.admin-metric {
  min-height: 128px;
  padding: 18px;
  display: grid;
  align-content: space-between;
}

.admin-metric span {
  color: var(--admin-muted);
  font-size: 0.84rem;
  font-weight: 800;
}

.admin-metric strong {
  color: var(--admin-ink);
  font-size: 2rem;
  letter-spacing: -0.05em;
}

.admin-grid--two {
  grid-template-columns: minmax(0, 1.1fr) minmax(340px, 0.9fr);
}

.admin-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.admin-toolbar h2 {
  margin: 0;
  letter-spacing: -0.04em;
}

.admin-filter-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.admin-list {
  display: grid;
  gap: 12px;
}

.admin-empty {
  padding: 28px;
  border: 1px dashed #cbd5e1;
  border-radius: 18px;
  color: var(--admin-muted);
  text-align: center;
}

.admin-row {
  display: grid;
  gap: 10px;
  border: 1px solid #e2e8f0;
  border-radius: 18px;
  background: #ffffff;
  padding: 16px;
}

.admin-row__top {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.admin-row h3 {
  margin: 0 0 4px;
  font-size: 1.02rem;
}

.admin-row p {
  margin: 0;
  color: var(--admin-muted);
  line-height: 1.55;
}

.admin-muted-text {
  margin: 0;
  color: var(--admin-muted);
  line-height: 1.65;
}

.admin-row__meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  color: var(--admin-muted);
  font-size: 0.86rem;
}

.admin-row__actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.admin-badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border-radius: 999px;
  padding: 0 10px;
  background: #eef2ff;
  color: #3730a3;
  font-size: 0.75rem;
  font-weight: 900;
  text-transform: uppercase;
}

.admin-badge--green {
  background: #dcfce7;
  color: #166534;
}

.admin-badge--amber {
  background: #fef3c7;
  color: #92400e;
}

.admin-badge--red {
  background: #fee2e2;
  color: #991b1b;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
}

.admin-table th,
.admin-table td {
  border-bottom: 1px solid var(--admin-line);
  padding: 14px 12px;
  text-align: left;
  vertical-align: top;
}

.admin-table th {
  color: #475569;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.admin-table-sort {
  border: 0;
  background: transparent;
  color: #475569;
  padding: 0;
  font: inherit;
  font-weight: 900;
  letter-spacing: inherit;
  text-align: left;
  text-transform: uppercase;
  cursor: pointer;
}

.admin-table-sort:hover {
  color: var(--admin-blue);
}

.admin-table td {
  color: var(--admin-ink);
}

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

.data-studio-models {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.data-studio-model {
  min-height: 220px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.data-studio-model:hover {
  border-color: rgba(36, 91, 255, 0.35);
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.1);
  transform: translateY(-2px);
}

.data-studio-model p {
  max-width: 44rem;
  margin: 6px 0 0;
  color: var(--admin-muted);
  line-height: 1.55;
}

.data-studio-pagination {
  margin-top: 18px;
  margin-bottom: 0;
}

.admin-modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: 24px;
}

.admin-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(7, 21, 39, 0.62);
  backdrop-filter: blur(10px);
}

.admin-modal__panel {
  position: relative;
  z-index: 1;
  width: min(720px, 100%);
  max-height: min(82vh, 820px);
  overflow: auto;
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: 24px;
  background: #ffffff;
  color: var(--admin-ink);
  padding: 24px;
  box-shadow: 0 34px 90px rgba(7, 21, 39, 0.28);
}

.admin-modal__panel .admin-toolbar {
  align-items: flex-start;
  border-bottom: 1px solid var(--admin-line);
  padding-bottom: 16px;
}

.admin-modal__panel h2 {
  margin: 10px 0 0;
  letter-spacing: -0.04em;
}

.admin-modal__panel .admin-form {
  margin-top: 18px;
}

.admin-critical-card {
  max-width: 760px;
}

.admin-critical-form {
  margin-top: 20px;
}

.admin-table td {
  max-width: 320px;
  overflow-wrap: anywhere;
}

@media (max-width: 1180px) {
  .admin-metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .admin-grid--two {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 860px) {
  .admin-login-page,
  .admin-shell {
    grid-template-columns: 1fr;
  }

  .admin-login-hero {
    min-height: auto;
    padding: 32px 24px;
    gap: 56px;
  }

  .admin-login-panel {
    min-height: auto;
    padding: 28px 18px 42px;
  }

  .admin-sidebar {
    position: static;
    height: auto;
  }

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

  .admin-sidebar-footer {
    margin-top: 18px;
  }

  .admin-main {
    padding: 22px 16px 42px;
  }

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

  .data-studio-models {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .admin-login-card {
    padding: 24px 18px;
    border-radius: 22px;
  }

  .admin-nav,
  .admin-metrics {
    grid-template-columns: 1fr;
  }

  .admin-topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .admin-row__top,
  .admin-row__actions {
    flex-direction: column;
  }

  .admin-row__actions .admin-button {
    width: 100%;
  }

  .admin-filter-row,
  .admin-filter-row .admin-button,
  .admin-filter-row .admin-field {
    width: 100%;
  }

  .admin-modal {
    align-items: end;
    padding: 12px;
  }

  .admin-modal__panel {
    max-height: 90vh;
    border-radius: 20px;
    padding: 18px;
  }
}