/* 管理后台与安装向导共用样式 */
:root {
  --bg: #0f1419;
  --card: #1a2332;
  --text: #e7ecf3;
  --muted: #8b9bb4;
  --accent: #3d8bfd;
  --danger: #f07178;
  --ok: #7fd962;
  --border: #2a3548;
}

* { box-sizing: border-box; }
body.admin-body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: linear-gradient(160deg, #0b0f14 0%, #151c28 100%);
  color: var(--text);
}

.topbar {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.65rem;
  padding: 0.75rem 1.5rem 0.85rem;
  background: var(--card);
  border-bottom: 1px solid var(--border);
}
.topbar-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.brand { font-weight: 700; }
.nav { display: flex; gap: 1rem; flex: 1; flex-wrap: wrap; }
.nav-grouped {
  flex-direction: column;
  gap: 0.5rem;
  width: 100%;
}
.nav-section {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 0.35rem 0.75rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid rgba(42, 53, 72, 0.6);
}
.nav-section:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.nav-section-admin .nav-section-title {
  color: var(--accent);
}
.nav-section-title {
  flex: 0 0 auto;
  min-width: 7.5rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: none;
  letter-spacing: 0.02em;
  padding-top: 0.2rem;
}
.nav-section-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  align-items: center;
  flex: 1;
}
.nav a {
  color: var(--muted);
  text-decoration: none;
}
.nav a:hover { color: var(--text); }
.nav a.nav-muted { color: var(--muted); font-size: 0.85rem; }
.user { display: flex; gap: 0.75rem; align-items: center; color: var(--muted); }
.user a { color: var(--accent); text-decoration: none; }

.main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.5rem;
}
.main-login {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 70vh;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem 1.75rem;
  margin-bottom: 1.25rem;
}
.login-card, .install-card {
  width: 100%;
  max-width: 440px;
}
.install-card { max-width: 560px; }

h1 { font-size: 1.35rem; margin: 0 0 1rem; }
h2 { font-size: 1.1rem; margin: 1rem 0 0.75rem; }

.muted { color: var(--muted); font-size: 0.9rem; line-height: 1.5; }

label {
  display: block;
  margin: 0.5rem 0 0.25rem;
  font-size: 0.85rem;
  color: var(--muted);
}
input[type="text"],
input[type="password"],
input[type="number"],
input[type="url"],
select,
textarea {
  width: 100%;
  padding: 0.5rem 0.65rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #0d1218;
  color: var(--text);
}
textarea { resize: vertical; }

.form-grid { display: flex; flex-direction: column; gap: 0.25rem; }

.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #222b3a;
  color: var(--text);
  text-decoration: none;
  cursor: pointer;
  font-size: 0.95rem;
  margin-top: 0.75rem;
}
.btn-primary {
  background: var(--accent);
  border-color: transparent;
  color: #fff;
}
.btn-primary:hover { filter: brightness(1.08); }

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.table th, .table td {
  border-bottom: 1px solid var(--border);
  padding: 0.55rem 0.4rem;
  text-align: left;
}
.table th { color: var(--muted); font-weight: 600; }
.table a { color: var(--accent); }
.table a.danger { color: var(--danger); }

.alert {
  padding: 0.65rem 0.85rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}
.alert-error {
  background: rgba(240, 113, 120, 0.12);
  border: 1px solid rgba(240, 113, 120, 0.35);
  color: #ffb4b8;
}
.alert-success {
  background: rgba(127, 217, 98, 0.12);
  border: 1px solid rgba(127, 217, 98, 0.35);
  color: #c8f5b0;
}

.stats {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}
.stat {
  flex: 1;
  min-width: 120px;
  padding: 1rem;
  background: #0d1218;
  border-radius: 10px;
  border: 1px solid var(--border);
  text-align: center;
}
.stat .num { display: block; font-size: 1.6rem; font-weight: 700; color: var(--accent); }
.stat .lbl { font-size: 0.8rem; color: var(--muted); }

.actions { display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center; }

.ai-result {
  margin-top: 1rem;
  padding: 1rem;
  background: #0d1218;
  border-radius: 10px;
  border: 1px solid var(--border);
}
.ai-result ul { margin: 0; padding-left: 1.2rem; }

.check-list { list-style: none; padding: 0; margin: 0 0 1rem; }
.check-list li {
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--border);
}
.check-list li.ok { color: var(--ok); }
.check-list li.fail { color: var(--danger); }

.steps {
  display: flex;
  gap: 0.5rem;
  list-style: none;
  padding: 0;
  margin: 0 0 1.25rem;
  font-size: 0.8rem;
  color: var(--muted);
  flex-wrap: wrap;
}
.steps li {
  padding: 0.25rem 0.5rem;
  border-radius: 6px;
  border: 1px solid var(--border);
}
.steps li.on {
  color: var(--text);
  border-color: var(--accent);
  background: rgba(61, 139, 253, 0.12);
}

.summary { margin: 0 0 1rem; padding-left: 1.2rem; }
.summary li { margin: 0.35rem 0; }

.footer {
  text-align: center;
  padding: 1rem;
  color: var(--muted);
  font-size: 0.8rem;
}

code {
  font-size: 0.85em;
  background: #0d1218;
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
}