:root {
  --bg: #f5f7fb;
  --panel: #ffffff;
  --text: #18212f;
  --muted: #6d7787;
  --line: #dfe5ef;
  --accent: #0f8b8d;
  --accent-dark: #096f71;
  --danger: #c24135;
  --success-bg: #e9f8ef;
  --success-text: #1f7a3a;
  --error-bg: #fdeceb;
  --error-text: #a9342b;
  --shadow: 0 10px 30px rgba(15, 31, 54, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  font-size: 14px;
  letter-spacing: 0;
}

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

code,
.mono {
  font-family: Consolas, "Courier New", monospace;
}

.shell {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  background: #101826;
  color: #eef4ff;
  padding: 22px 16px;
}

.brand,
.auth-title {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand {
  margin-bottom: 28px;
}

.brand strong,
.auth-title h1 {
  display: block;
  margin: 0;
  font-size: 20px;
}

.brand small,
.auth-title p {
  display: block;
  margin: 4px 0 0;
  color: #93a3bb;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  font-size: 22px;
}

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

.nav a {
  padding: 11px 12px;
  border-radius: 8px;
  color: #bdc9dc;
}

.nav a:hover,
.nav a.is-active {
  background: #1d2a3e;
  color: #fff;
}

.main {
  min-width: 0;
  padding: 24px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
}

.topbar h1 {
  margin: 0;
  font-size: 24px;
}

.topbar p {
  margin: 4px 0 0;
  color: var(--muted);
}

.topbar form,
.actions,
.form-actions,
.filter {
  display: flex;
  align-items: center;
  gap: 8px;
}

.user-name {
  color: var(--muted);
}

.panel,
.metric {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.panel {
  margin-bottom: 18px;
  padding: 18px;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.panel-head h2 {
  margin: 0;
  font-size: 18px;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.metric {
  padding: 18px;
}

.metric span {
  display: block;
  color: var(--muted);
}

.metric strong {
  display: block;
  margin-top: 8px;
  font-size: 30px;
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.8fr) minmax(420px, 1.2fr);
  gap: 18px;
}

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

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

label span {
  display: block;
  margin-bottom: 6px;
  color: #344258;
  font-weight: 600;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #cfd8e6;
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  padding: 10px 11px;
  outline: none;
  font: inherit;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(15, 139, 141, 0.14);
}

.span-2 {
  grid-column: span 2;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  border: 1px solid #cdd6e4;
  border-radius: 8px;
  background: #fff;
  color: #243246;
  padding: 0 14px;
  cursor: pointer;
  font-weight: 700;
  white-space: nowrap;
}

.btn.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

.btn.primary:hover {
  background: var(--accent-dark);
}

.btn.ghost {
  background: transparent;
}

.btn.danger {
  border-color: #f0c4bf;
  background: #fff4f2;
  color: var(--danger);
}

.btn.small {
  min-height: 32px;
  padding: 0 10px;
  font-size: 13px;
}

.btn.wide {
  width: 100%;
}

.table-wrap {
  width: 100%;
  overflow-x: auto;
}

.table-wrap.compact table {
  min-width: 560px;
}

table {
  width: 100%;
  min-width: 840px;
  border-collapse: collapse;
}

th,
td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: #516075;
  font-size: 13px;
  background: #f8fafc;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border-radius: 999px;
  padding: 0 9px;
  background: #eef2f7;
  color: #44546a;
  font-size: 12px;
  font-weight: 700;
}

.badge.active,
.badge.valid,
.badge.published {
  background: var(--success-bg);
  color: var(--success-text);
}

.badge.disabled,
.badge.expired,
.badge.revoked,
.badge.restricted {
  background: var(--error-bg);
  color: var(--error-text);
}

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

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

.flash-wrap {
  margin-bottom: 14px;
}

.flash {
  border-radius: 8px;
  margin-bottom: 10px;
  padding: 11px 12px;
  font-weight: 700;
}

.flash.success {
  background: var(--success-bg);
  color: var(--success-text);
}

.flash.error {
  background: var(--error-bg);
  color: var(--error-text);
}

.flash-help {
  display: block;
  margin-top: 6px;
  font-weight: 400;
}

.info-list {
  margin: 0;
}

.info-list div {
  display: grid;
  grid-template-columns: 90px minmax(0, 1fr);
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
}

.info-list dt {
  color: var(--muted);
}

.info-list dd {
  margin: 0;
}

.auth-page {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 24px;
  background: #eef3f8;
}

.auth-box {
  width: min(420px, 100%);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 26px;
}

.install-box {
  width: min(760px, 100%);
}

.install-version {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 12px;
  text-align: right;
}

.inline-reset {
  margin-top: 12px;
}

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

  .sidebar {
    position: static;
  }

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

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

@media (max-width: 680px) {
  .main {
    padding: 16px;
  }

  .topbar,
  .panel-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .metric-grid,
  .content-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .span-2 {
    grid-column: span 1;
  }

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