:root {
  --bg: #eff3f9;
  --bg-accent: #f8fbff;
  --surface: #ffffff;
  --surface-soft: #f5f8fc;
  --surface-strong: #ecf2fb;
  --border: #d9e1ef;
  --border-strong: #c8d4e7;
  --text: #172033;
  --muted: #61708b;
  --muted-soft: #8c9ab2;
  --brand: #1677ff;
  --brand-strong: #0f5fd6;
  --brand-soft: #eaf2ff;
  --success: #168a54;
  --warn: #d97706;
  --danger: #c0392b;
  --sidebar: #0f1728;
  --sidebar-panel: #141f35;
  --sidebar-muted: #8ea0c3;
  --sidebar-active: #ffffff;
  --sidebar-border: rgba(255, 255, 255, 0.08);
  --shadow: 0 20px 48px rgba(15, 23, 42, 0.08);
  --shadow-soft: 0 12px 28px rgba(15, 23, 42, 0.05);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(22, 119, 255, 0.12), transparent 28%),
    radial-gradient(circle at right top, rgba(15, 95, 214, 0.08), transparent 24%),
    linear-gradient(180deg, var(--bg-accent) 0%, var(--bg) 100%);
}

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

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

.admin-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 272px minmax(0, 1fr);
}

.admin-sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: auto;
  padding: 26px 18px 22px;
  color: #fff;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0)),
    linear-gradient(180deg, #121c2f 0%, #0d1524 100%);
  border-right: 1px solid rgba(255, 255, 255, 0.03);
}

.sidebar-brand {
  padding: 18px 16px 20px;
  border-radius: 20px;
  border: 1px solid var(--sidebar-border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.sidebar-brand-mark {
  display: inline-flex;
  align-items: center;
  margin-bottom: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(22, 119, 255, 0.16);
  color: #b9d5ff;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sidebar-brand strong {
  display: block;
  font-size: 24px;
  line-height: 1.15;
  color: var(--sidebar-active);
}

.sidebar-brand span:last-child {
  display: block;
  margin-top: 10px;
  color: var(--sidebar-muted);
  font-size: 12px;
  line-height: 1.5;
}

.sidebar-nav-label,
.sidebar-meta-label {
  display: block;
  color: var(--sidebar-muted);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sidebar-nav-label {
  margin: 22px 12px 10px;
}

.sidebar-nav {
  display: grid;
  gap: 8px;
}

.sidebar-item {
  position: relative;
  display: block;
  border: 1px solid transparent;
  border-radius: 16px;
  padding: 14px 14px 14px 16px;
  transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.sidebar-item:hover {
  transform: translateX(2px);
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.06);
}

.sidebar-item.active {
  background: linear-gradient(180deg, rgba(22, 119, 255, 0.22), rgba(22, 119, 255, 0.12));
  border-color: rgba(95, 162, 255, 0.28);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.sidebar-item.active::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 14px;
  bottom: 14px;
  width: 3px;
  border-radius: 999px;
  background: #7db3ff;
}

.sidebar-item strong {
  display: block;
  font-size: 14px;
  color: var(--sidebar-active);
}

.sidebar-item span {
  display: block;
  margin-top: 6px;
  color: var(--sidebar-muted);
  font-size: 12px;
  line-height: 1.45;
}

.sidebar-meta,
.sidebar-footer {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--sidebar-border);
  background: rgba(255, 255, 255, 0.04);
}

.sidebar-meta strong {
  display: block;
  margin-top: 8px;
  color: var(--sidebar-active);
  font-size: 15px;
}

.sidebar-footer {
  color: var(--sidebar-muted);
  font-size: 12px;
  line-height: 1.65;
}

.admin-main {
  min-width: 0;
  padding: 22px 26px 30px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 22px;
  margin-bottom: 22px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.84);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow-soft);
}

.topbar-copy {
  min-width: 0;
}

.topbar-eyebrow {
  display: inline-flex;
  margin-bottom: 8px;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--brand-soft);
  color: var(--brand-strong);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.topbar h1 {
  margin: 0;
  font-size: 30px;
  line-height: 1.15;
}

.topbar p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.topbar-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.topbar-chip {
  display: inline-flex;
  align-items: center;
  padding: 7px 11px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 12px;
}

.page-shell {
  display: grid;
  gap: 18px;
}

.page-hero,
.page-section,
.plugin-card,
.stat-card {
  overflow: hidden;
}

.page-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(240px, 0.8fr);
  gap: 20px;
  align-items: stretch;
}

.page-hero-copy h2 {
  margin: 10px 0 10px;
  font-size: 28px;
  line-height: 1.2;
}

.page-hero-copy p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.page-hero-label,
.section-kicker {
  display: inline-flex;
  color: var(--brand-strong);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-hero-side {
  display: grid;
  gap: 12px;
}

.hero-metric {
  display: grid;
  align-content: center;
  gap: 6px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: linear-gradient(180deg, var(--surface-soft), #fff);
}

.hero-metric span {
  color: var(--muted);
  font-size: 12px;
}

.hero-metric strong {
  font-size: 22px;
  line-height: 1.2;
}

.grid {
  display: grid;
  gap: 18px;
}

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

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

.card {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 22px;
}

.card h2,
.card h3 {
  margin: 0;
}

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

.section-headline {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
}

.section-headline h2 {
  margin-top: 8px;
  font-size: 22px;
}

.section-copy {
  max-width: 520px;
  color: var(--muted);
  line-height: 1.65;
}

.status-strip {
  display: flex;
  align-items: center;
}

.stat {
  display: grid;
  gap: 10px;
}

.stat strong {
  font-size: 30px;
  line-height: 1.15;
}

.hint {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.toolbar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  border: 1px solid transparent;
  border-radius: 14px;
  padding: 10px 16px;
  cursor: pointer;
  font-weight: 600;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

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

.btn-primary {
  color: #fff;
  background: linear-gradient(180deg, var(--brand) 0%, var(--brand-strong) 100%);
  box-shadow: 0 10px 20px rgba(22, 119, 255, 0.2);
}

.btn-secondary {
  color: var(--brand-strong);
  background: var(--brand-soft);
  border-color: rgba(22, 119, 255, 0.08);
}

.btn-ghost {
  color: var(--text);
  background: #fff;
  border-color: var(--border);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  padding: 7px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}

.status-ok {
  background: rgba(22, 138, 84, 0.12);
  color: var(--success);
}

.status-warn {
  background: rgba(217, 119, 6, 0.12);
  color: var(--warn);
}

.status-danger {
  background: rgba(192, 57, 43, 0.12);
  color: var(--danger);
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #fff;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 680px;
}

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

th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

tbody tr:hover {
  background: #f8fbff;
}

td {
  font-size: 14px;
}

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

.row-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-card {
  width: min(480px, 100%);
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.76);
  border-radius: 28px;
  padding: 30px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.login-card form,
.filter-form {
  display: grid;
  gap: 12px;
}

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

.field label {
  color: var(--muted);
  font-size: 13px;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 44px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #fff;
  color: var(--text);
  outline: none;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: rgba(22, 119, 255, 0.4);
  box-shadow: 0 0 0 4px rgba(22, 119, 255, 0.08);
}

.notice {
  padding: 12px 14px;
  border-radius: 14px;
  font-size: 13px;
  line-height: 1.5;
}

.notice.error {
  background: rgba(192, 57, 43, 0.12);
  color: var(--danger);
}

.notice.success {
  background: rgba(22, 138, 84, 0.12);
  color: var(--success);
}

.stack {
  display: grid;
  gap: 18px;
}

pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  border-radius: 16px;
  background: #0f172a;
  color: #dbe7ff;
  padding: 14px 16px;
  font-size: 12px;
  line-height: 1.55;
}

.code-panel {
  max-height: 420px;
  overflow: auto;
}

.table-code {
  max-width: 360px;
  max-height: 180px;
  overflow: auto;
  border-radius: 12px;
  background: #111b31;
  font-size: 11px;
}

@media (max-width: 1180px) {
  .page-hero,
  .plugin-grid {
    grid-template-columns: 1fr;
  }
}

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

  .admin-sidebar {
    position: static;
    height: auto;
    border-right: 0;
  }

  .admin-main {
    padding: 18px;
  }

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

  .grid-3 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .card {
    padding: 18px;
    border-radius: 20px;
  }

  .sidebar-brand,
  .sidebar-meta,
  .sidebar-footer {
    border-radius: 16px;
  }

  .topbar h1,
  .page-hero-copy h2 {
    font-size: 24px;
  }

  .table-wrap {
    border-radius: 14px;
  }
}