:root {
  --bg: #f6f7f9;
  --panel: #ffffff;
  --line: #e5e7eb;
  --text: #1f2329;
  --muted: #6b7280;
  --accent: #ff4906;      /* 快手品牌橙 */
  --accent-dark: #e03e00;
  --ok: #067a3e;
  --ok-bg: #e8f7ee;
  --warn: #9a6700;
  --warn-bg: #fff7e0;
  --err: #c0392b;
  --err-bg: #fdecea;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 15px;
  line-height: 1.6;
}
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.mono { font-family: var(--mono); font-size: 13px; word-break: break-all; }
.small { font-size: 12px; }
.muted { color: var(--muted); }

/* 顶栏 */
.topbar { background: var(--panel); border-bottom: 1px solid var(--line); }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 12px; padding-bottom: 12px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo {
  width: 40px; height: 40px; border-radius: 10px;
  background: linear-gradient(135deg, #ff7a00, var(--accent));
  color: #fff; font-weight: 700; font-size: 20px;
  display: flex; align-items: center; justify-content: center;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.3; }
.brand-text small { color: var(--muted); font-size: 12px; }
.nav { display: flex; gap: 4px; flex-wrap: wrap; }
.nav a {
  color: var(--text); text-decoration: none; padding: 6px 14px;
  border-radius: 8px; font-size: 14px;
}
.nav a:hover { background: #f0f1f3; }
.nav a.active { background: #fff0e8; color: var(--accent-dark); font-weight: 600; }

main.wrap { padding-top: 24px; padding-bottom: 40px; }

.page-title { font-size: 24px; margin: 8px 0 4px; }
.page-sub { color: var(--muted); margin: 0 0 20px; }

/* 提示条 */
.banner { border-radius: 10px; padding: 12px 16px; margin: 0 0 16px; font-size: 14px; border: 1px solid; }
.banner-warn { background: var(--warn-bg); border-color: #f0dfa8; color: var(--warn); }
.banner-ok { background: var(--ok-bg); border-color: #bfe6cf; color: var(--ok); }
.banner-err { background: var(--err-bg); border-color: #f5c6c0; color: var(--err); }
.flash { background: #eef4ff; border: 1px solid #c9dbfa; color: #1d4fd7; border-radius: 10px; padding: 10px 16px; margin-bottom: 16px; }

/* 状态卡片 */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; margin-bottom: 20px; }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 14px 16px; display: flex; flex-direction: column; gap: 6px;
}
.card-label { font-size: 12px; color: var(--muted); }
.card-value { font-size: 15px; font-weight: 600; min-height: 24px; }
.card .btn { align-self: flex-start; margin-top: 2px; }

/* 面板 */
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 20px 24px; margin-bottom: 20px; }
.panel h2 { margin: 0 0 10px; font-size: 17px; }
.result-panel { padding: 28px; }
.result-title { margin: 0 0 10px; font-size: 22px; }
.result-title.ok { color: var(--ok); }
.result-title.warn { color: var(--warn); }
.result-title.err { color: var(--err); }

/* 按钮 */
.btn {
  display: inline-block; border: 1px solid var(--line); background: #fff; color: var(--text);
  border-radius: 8px; padding: 8px 16px; font-size: 14px; cursor: pointer;
  text-decoration: none; transition: all .15s;
}
.btn:hover { border-color: #c8cdd4; background: #fafbfc; }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.btn-primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); }
.btn-big { padding: 12px 28px; font-size: 16px; }
.btn-small { padding: 4px 10px; font-size: 13px; border-radius: 6px; }
.btn-danger { color: var(--err); border-color: #f0c8c2; }
.btn-danger:hover { background: var(--err-bg); border-color: #e5a89e; }

/* 徽章 */
.badge { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; background: #eef0f3; color: #4b5563; }
.badge-ok { background: var(--ok-bg); color: var(--ok); }
.badge-warn { background: var(--warn-bg); color: var(--warn); }
.badge-err { background: var(--err-bg); color: var(--err); }

/* 表格 */
.table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 14px; }
.table th, .table td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.table th { color: var(--muted); font-weight: 600; font-size: 13px; white-space: nowrap; }
.table tr:last-child td { border-bottom: none; }
.table-scroll { overflow-x: auto; }
.ops { white-space: nowrap; }
.ops form { display: inline-block; margin-right: 4px; }

/* 表单 */
.field { display: block; margin-bottom: 16px; }
.field-label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 14px; }
.field-label em { color: var(--err); font-style: normal; }
.field-label small, .field small { color: var(--muted); font-weight: 400; margin-left: 6px; }
.field input[type="text"], .field input[type="password"] {
  width: 100%; max-width: 560px; padding: 9px 12px; border: 1px solid var(--line);
  border-radius: 8px; font-size: 14px; font-family: var(--mono);
}
.field input:focus { outline: 2px solid #ffd4c2; border-color: var(--accent); }

/* 其他 */
.steps { margin: 8px 0 0; padding-left: 22px; }
.steps li { margin-bottom: 10px; }
.details { margin: 14px 0; }
.details summary { cursor: pointer; color: var(--accent-dark); font-size: 14px; }
.url-box { background: #f3f4f6; border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; margin-top: 8px; }
.error-box { background: var(--err-bg); border: 1px solid #f0c8c2; color: var(--err); border-radius: 8px; padding: 10px 14px; margin: 10px 0; }
.narrow { max-width: 460px; }

.footer {
  display: flex; justify-content: space-between; padding: 18px 20px 30px;
  color: var(--muted); font-size: 13px; border-top: 1px solid var(--line);
}
.footer a { color: var(--muted); }

@media (max-width: 640px) {
  .topbar-inner { flex-direction: column; align-items: flex-start; }
  .page-title { font-size: 20px; }
  .btn-big { width: 100%; text-align: center; }
}