:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --surface-2: #f8fafb;
  --ink: #16202e;
  --ink-2: #334155;
  --muted: #64748b;
  --line: #e2e8f0;
  --line-2: #edf1f5;
  --primary: #0d9488;
  --primary-dark: #0f766e;
  --primary-soft: #e6f6f4;
  --accent: #d97706;
  --accent-soft: #fef3e2;
  --danger: #dc2626;
  --danger-soft: #fee2e2;
  --info: #2563eb;
  --info-soft: #e0edff;
  --ok: #16a34a;
  --ok-soft: #dcfce7;
  --radius: 8px;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.05), 0 4px 16px rgba(16, 24, 40, 0.05);
  --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
button, input, textarea, select { font-family: inherit; font-size: 14px; }
button { cursor: pointer; }
a { color: var(--primary); text-decoration: none; }
h1, h2, h3, h4, p { margin: 0; }
svg { display: block; }

.app-shell { min-height: 100vh; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 9px 14px;
  font-weight: 600;
  line-height: 1.2;
  transition: background 0.15s, border-color 0.15s, transform 0.05s;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-dark { background: #16202e; color: #fff; }
.btn-dark:hover { background: #243244; }
.btn-outline { background: #fff; border-color: var(--line); color: var(--ink-2); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-ghost { background: transparent; color: var(--muted); }
.btn-ghost:hover { background: var(--surface-2); color: var(--ink); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #b91c1c; }
.btn-sm { padding: 6px 10px; font-size: 13px; }
.btn-block { width: 100%; }
.btn-soft { background: var(--primary-soft); color: var(--primary-dark); }
.btn-soft:hover { background: #d2efeb; }

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
}
.icon-btn:hover { background: var(--surface-2); color: var(--ink); }
.icon-btn.primary { color: var(--primary); }

.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; font-weight: 600; color: var(--ink-2); margin-bottom: 6px; }
.field .hint { font-size: 12px; color: var(--muted); margin-top: 4px; }
.field .req { color: var(--danger); }
.input, .textarea, .select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
  padding: 9px 11px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.input:focus, .textarea:focus, .select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.12);
}
.textarea { min-height: 96px; resize: vertical; line-height: 1.7; }
.select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 10px center; padding-right: 32px; }
.input-group { display: flex; gap: 8px; }
.input-group .input { flex: 1; }

.card {
  background: var(--surface);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.card-pad { padding: 18px; }
.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line-2);
}
.card-head h3 { font-size: 15px; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.card-head .sub { font-size: 12px; color: var(--muted); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  line-height: 20px;
}
.badge-ok { background: var(--ok-soft); color: #15803d; }
.badge-warn { background: var(--accent-soft); color: #b45309; }
.badge-danger { background: var(--danger-soft); color: #b91c1c; }
.badge-info { background: var(--info-soft); color: #1d4ed8; }
.badge-gray { background: #eef1f4; color: var(--muted); }
.badge-teal { background: var(--primary-soft); color: var(--primary-dark); }

.muted { color: var(--muted); }
.small { font-size: 12px; }
.mono { font-family: Consolas, "Courier New", monospace; }
.flex { display: flex; align-items: center; gap: 8px; }
.flex-between { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.grow { flex: 1; }
.wrap { flex-wrap: wrap; }
.mt-8 { margin-top: 8px; } .mt-12 { margin-top: 12px; } .mt-16 { margin-top: 16px; } .mt-24 { margin-top: 24px; }
.mb-8 { margin-bottom: 8px; } .mb-12 { margin-bottom: 12px; } .mb-16 { margin-bottom: 16px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.stack { display: flex; flex-direction: column; gap: 12px; }
.divider { border: 0; border-top: 1px solid var(--line-2); margin: 14px 0; }

.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th {
  text-align: left;
  padding: 10px 12px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  border-bottom: 1px solid var(--line);
  background: var(--surface-2);
  white-space: nowrap;
}
.table td { padding: 10px 12px; border-bottom: 1px solid var(--line-2); vertical-align: middle; }
.table tr:last-child td { border-bottom: 0; }
.table tr:hover td { background: #fafcfd; }
.table .actions { display: flex; gap: 4px; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); overflow-x: auto; }
.tab {
  padding: 9px 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  border: 0;
  background: transparent;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}
.tab:hover { color: var(--ink); }
.tab.active { color: var(--primary-dark); border-bottom-color: var(--primary); }

.empty {
  padding: 44px 16px;
  text-align: center;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.empty i { opacity: 0.5; }

.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.48);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 90;
  padding: 16px;
  animation: fadeIn 0.15s ease;
}
.modal {
  width: 100%;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.25);
  max-height: 88vh;
  display: flex;
  flex-direction: column;
}
.modal-head { display: flex; align-items: center; justify-content: space-between; padding: 14px 18px; border-bottom: 1px solid var(--line-2); }
.modal-head h3 { font-size: 15px; }
.modal-body { padding: 18px; overflow-y: auto; }
.modal-foot { display: flex; justify-content: flex-end; gap: 8px; padding: 12px 18px; border-top: 1px solid var(--line-2); background: var(--surface-2); border-radius: 0 0 10px 10px; }

#toast-root { position: fixed; top: 14px; left: 50%; transform: translateX(-50%); z-index: 120; display: flex; flex-direction: column; gap: 8px; width: min(92vw, 420px); }
.toast {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #16202e;
  color: #fff;
  padding: 11px 14px;
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.25);
  opacity: 0;
  transform: translateY(-8px);
  transition: all 0.25s ease;
  font-size: 13px;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast-success { background: #14532d; }
.toast-error { background: #7f1d1d; }

.pagination { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 12px 0 4px; flex-wrap: wrap; }
.page-btns { display: flex; gap: 4px; align-items: center; }
.page-btn {
  min-width: 30px;
  height: 30px;
  padding: 0 6px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink-2);
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.page-btn:hover:not(:disabled) { border-color: var(--primary); color: var(--primary); }
.page-btn.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.page-btn:disabled { opacity: 0.4; cursor: not-allowed; }

.switch { position: relative; display: inline-block; width: 42px; height: 24px; flex-shrink: 0; }
.switch input { opacity: 0; width: 0; height: 0; }
.switch .track {
  position: absolute;
  inset: 0;
  background: #cbd5e1;
  border-radius: 999px;
  transition: background 0.2s;
}
.switch .track::after {
  content: "";
  position: absolute;
  width: 18px;
  height: 18px;
  left: 3px;
  top: 3px;
  border-radius: 50%;
  background: #fff;
  transition: transform 0.2s;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}
.switch input:checked + .track { background: var(--primary); }
.switch input:checked + .track::after { transform: translateX(18px); }

.codebox {
  background: #0f1b2d;
  color: #d9e2ef;
  border-radius: 8px;
  padding: 14px;
  font-family: Consolas, "Courier New", monospace;
  font-size: 12px;
  line-height: 1.7;
  overflow: auto;
  max-height: 360px;
  white-space: pre-wrap;
  word-break: break-all;
}

.skeleton { border-radius: 6px; background: linear-gradient(90deg, #eef1f4 25%, #f8fafb 50%, #eef1f4 75%); background-size: 200% 100%; animation: shimmer 1.2s infinite; }
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes spin { to { transform: rotate(360deg); } }
.spinner { width: 16px; height: 16px; border: 2px solid rgba(255, 255, 255, 0.35); border-top-color: #fff; border-radius: 50%; animation: spin 0.7s linear infinite; display: inline-block; }
.spinner-dark { border-color: rgba(13, 148, 136, 0.25); border-top-color: var(--primary); }

@media (max-width: 760px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .modal { max-height: 92vh; }
  .table th, .table td { padding: 8px 9px; }
}