:root {
  --bg: #f5f7fa;
  --card: #ffffff;
  --ink: #1f2937;
  --muted: #6b7280;
  --brand: #2563eb;
  --brand-soft: #dbeafe;
  --ok: #16a34a;
  --warn: #d97706;
  --err: #dc2626;
  --line: #e5e7eb;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
}
.hidden { display: none !important; }

/* 登录/注册 */
.auth-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px; }
.auth-card {
  background: var(--card); border: 1px solid var(--line); border-radius: 16px;
  padding: 36px 32px; width: 360px; box-shadow: 0 10px 30px rgba(0,0,0,.06);
}
.auth-card h1 { margin: 0 0 4px; font-size: 22px; }
.auth-card .sub { margin: 0 0 20px; color: var(--muted); font-size: 13px; }
.tabs { display: flex; gap: 8px; margin-bottom: 16px; }
.tab {
  flex: 1; padding: 8px; border: 1px solid var(--line); background: #fff; border-radius: 10px;
  cursor: pointer; font-size: 14px; color: var(--muted);
}
.tab.active { border-color: var(--brand); color: var(--brand); background: var(--brand-soft); }
.form { display: flex; flex-direction: column; gap: 12px; }
.form input {
  padding: 11px 12px; border: 1px solid var(--line); border-radius: 10px; font-size: 14px; outline: none;
}
.form input:focus { border-color: var(--brand); }
.form button {
  padding: 11px; border: none; border-radius: 10px; background: var(--brand); color: #fff;
  font-size: 15px; cursor: pointer;
}
.form button:hover { opacity: .92; }
.msg { margin: 0; font-size: 13px; min-height: 18px; }
.msg.err { color: var(--err); }
.msg.ok { color: var(--ok); }

/* 仪表盘 */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px; background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5;
}
.topbar .brand { font-weight: 700; font-size: 16px; }
.topbar .who { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 14px; }
.btn-ghost { padding: 7px 12px; border: 1px solid var(--line); background: #fff; border-radius: 8px; cursor: pointer; font-size: 13px; }
.btn-mini { padding: 4px 10px; border: 1px solid var(--brand); background: #fff; color: var(--brand); border-radius: 6px; cursor: pointer; font-size: 12px; }
.btn-mini:hover { background: var(--brand); color: #fff; }
.pw-eye { padding: 2px 8px; border: 1px solid var(--line); background: #fff; border-radius: 6px; cursor: pointer; font-size: 12px; margin-left: 4px; }
.container { max-width: 960px; margin: 24px auto; padding: 0 24px 60px; }
.panel { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 20px; margin-bottom: 20px; }
.panel h2 { margin: 0 0 14px; font-size: 16px; }
.input-row { display: flex; gap: 10px; }
.input-row input { flex: 1; padding: 11px 12px; border: 1px solid var(--line); border-radius: 10px; font-size: 14px; outline: none; }
.input-row input:focus { border-color: var(--brand); }
.btn-primary { padding: 11px 18px; border: none; border-radius: 10px; background: var(--brand); color: #fff; font-size: 14px; cursor: pointer; white-space: nowrap; }
.btn-primary:disabled { opacity: .6; cursor: not-allowed; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; font-size: 13px; }
.badge { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge.pending, .badge.processing { background: #fef3c7; color: var(--warn); }
.badge.done { background: #dcfce7; color: var(--ok); }
.badge.failed { background: #fee2e2; color: var(--err); }
.row-actions { display: flex; gap: 8px; }
.link-btn { color: var(--brand); cursor: pointer; font-size: 13px; background: none; border: none; padding: 0; }
.muted { color: var(--muted); font-size: 13px; }

/* 诊断进度条脉动动画（processing 无明确百分比时表示活跃） */
@keyframes pulsebar {
  0% { opacity: .45; }
  50% { opacity: 1; }
  100% { opacity: .45; }
}

/* ========== 报告（marked 渲染后美化） ========== */
.report {
  background: #fff; border: 1px solid var(--line); border-radius: 16px;
  padding: 28px 32px; position: relative;
  box-shadow: 0 4px 20px rgba(15,23,42,.04);
}
.report .md-wrap { font-size: 15px; color: #334155; line-height: 1.8; }
.report .md-wrap > *:first-child { margin-top: 0; }
.report .md-wrap > *:last-child { margin-bottom: 0; }
/* 标题 */
.report .md-wrap h1 {
  font-size: 22px; font-weight: 700; color: #0f172a;
  padding-bottom: 10px; border-bottom: 2px solid var(--brand-soft);
  margin: 28px 0 16px;
}
.report .md-wrap h1:first-of-type { margin-top: 0; }
.report .md-wrap h2 {
  font-size: 18px; font-weight: 700; color: #1e293b;
  margin: 24px 0 12px; padding-left: 10px; border-left: 4px solid var(--brand);
}
.report .md-wrap h3 { font-size: 16px; font-weight: 600; color: #334155; margin: 18px 0 8px; }
.report .md-wrap h4, .report .md-wrap h5, .report .md-wrap h6 { font-size: 15px; font-weight: 600; color: #475569; margin: 14px 0 6px; }
/* 段落与换行 */
.report .md-wrap p { margin: 10px 0; }
.report .md-wrap br { line-height: 1.6; }
/* 列表 */
.report .md-wrap ul, .report .md-wrap ol { margin: 10px 0; padding-left: 26px; }
.report .md-wrap li { margin: 4px 0; }
.report .md-wrap li > ul, .report .md-wrap li > ol { margin: 4px 0; }
/* 表格 */
.report .md-wrap table {
  width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 14px;
  border: 1px solid var(--line); border-radius: 10px; overflow: hidden;
}
.report .md-wrap th, .report .md-wrap td {
  padding: 10px 14px; text-align: left; border-bottom: 1px solid #eef2f7; vertical-align: top;
}
.report .md-wrap thead th, .report .md-wrap th {
  background: #f1f5f9; color: #334155; font-weight: 700; font-size: 13px;
  border-bottom: 2px solid var(--line);
}
.report .md-wrap tbody tr:nth-child(even) { background: #f8fafc; }
.report .md-wrap tbody tr:hover { background: #f1f5f9; }
.report .md-wrap tbody tr:last-child td { border-bottom: none; }
/* 引用 */
.report .md-wrap blockquote {
  margin: 14px 0; padding: 12px 16px; background: #f8fafc;
  border-left: 4px solid var(--brand); border-radius: 0 10px 10px 0; color: #475569;
}
.report .md-wrap blockquote p { margin: 4px 0; }
/* 代码 */
.report .md-wrap code {
  background: #f1f5f9; color: #be185d; padding: 2px 6px; border-radius: 5px;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace; font-size: 13px;
}
.report .md-wrap pre {
  background: #0f172a; color: #e2e8f0; padding: 16px; border-radius: 10px;
  overflow: auto; margin: 14px 0; line-height: 1.6;
}
.report .md-wrap pre code { background: transparent; color: inherit; padding: 0; font-size: 13px; }
/* 分割线 */
.report .md-wrap hr { border: none; border-top: 1px dashed var(--line); margin: 22px 0; }
/* 链接 */
.report .md-wrap a { color: var(--brand); text-decoration: none; border-bottom: 1px solid var(--brand-soft); }
.report .md-wrap a:hover { color: #1d4ed8; border-bottom-color: var(--brand); }
/* 加粗 / 斜体 */
.report .md-wrap strong { color: #0f172a; font-weight: 700; }
.report .md-wrap em { color: #475569; }
.dl-row { display: flex; gap: 10px; margin-bottom: 18px; flex-wrap: wrap; }
.dl-row .btn-ghost { padding: 8px 14px; border-radius: 10px; transition: all .15s; }
.dl-row .btn-ghost:hover { border-color: var(--brand); color: var(--brand); background: var(--brand-soft); }

/* 引擎状态点 */
.dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.dot.on { background: var(--ok); box-shadow: 0 0 0 3px rgba(22,163,74,.18); }
.dot.off { background: var(--err); box-shadow: 0 0 0 3px rgba(220,38,38,.18); }
.engine-text { font-size: 12px; }
.who { gap: 10px; }

/* 用户菜单 */
.user-btn {
  display: flex; align-items: center; gap: 8px; padding: 6px 12px; border: 1px solid var(--line);
  background: #fff; border-radius: 999px; cursor: pointer; font-size: 13px; color: var(--ink);
}
.quota-badge {
  background: var(--brand); color: #fff; border-radius: 999px; padding: 1px 8px; font-size: 12px; font-weight: 600;
}
.caret { color: var(--muted); font-size: 11px; }
.user-menu {
  position: absolute; top: 52px; right: 24px; width: 220px; background: #fff; border: 1px solid var(--line);
  border-radius: 12px; box-shadow: 0 12px 30px rgba(0,0,0,.12); overflow: hidden; z-index: 20;
}
.um-head { padding: 14px 14px 10px; border-bottom: 1px solid var(--line); }
.um-name { font-weight: 700; font-size: 14px; }
.um-plan { color: var(--brand); font-size: 12px; margin-top: 2px; }
.um-quota { color: var(--muted); font-size: 12px; }
.um-item {
  display: block; width: 100%; text-align: left; padding: 11px 14px; border: none; background: #fff;
  cursor: pointer; font-size: 14px; color: var(--ink); text-decoration: none;
}
.um-item:hover { background: #f5f7fa; }
.um-item.danger { color: var(--err); }

/* 弹窗 */
.modal-mask {
  position: fixed; inset: 0; background: rgba(15,23,42,.45); display: flex; align-items: center; justify-content: center; z-index: 100;
}
.modal { background: #fff; border-radius: 16px; padding: 24px; width: 420px; max-width: 92vw; position: relative; box-shadow: 0 20px 50px rgba(0,0,0,.2); }
.modal h3 { margin: 0 0 12px; font-size: 17px; }
.modal-x { position: absolute; top: 10px; right: 14px; border: none; background: none; font-size: 22px; cursor: pointer; color: var(--muted); line-height: 1; }
.pay-wechat { background: #f8fafc; border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; margin-top: 8px; }
.pw-line { display: flex; align-items: center; gap: 8px; margin: 6px 0; font-size: 14px; }
.pw-line b { color: var(--brand); }
.mini { padding: 3px 10px; border: 1px solid var(--line); background: #fff; border-radius: 6px; cursor: pointer; font-size: 12px; }
.pkg-list { display: flex; gap: 10px; margin: 8px 0 4px; }
.pkg { flex: 1; border: 1px solid var(--line); border-radius: 12px; padding: 14px; text-align: center; }
.pkg-n { font-weight: 700; font-size: 15px; }
.pkg-p { color: var(--brand); font-weight: 700; margin-top: 4px; }
.code-out { background: #0f172a; color: #4ade80; padding: 12px; border-radius: 10px; font-family: monospace; white-space: pre-wrap; font-size: 13px; min-height: 40px; }

/* 水印 / 锁定报告 */
.report-locked { border-color: #fde68a; }
.lock-banner { background: #fef3c7; color: #92400e; padding: 8px 12px; border-radius: 8px; font-size: 13px; margin-bottom: 14px; }
.md-wrap { position: relative; overflow: visible; }
/* 报告区 markdown 表格：长 URL/英文强制换行，防止撑破容器（与 report_html 同策略） */
.md-wrap table { table-layout: fixed; width: 100%; }
.md-wrap table th, .md-wrap table td { word-break: break-all; overflow-wrap: anywhere; }
/* 报告内容横向滚动兜底（极端长内容走滚动条，不撑破页面也不被裁掉） */
.md-body-wrap { overflow-x: auto; }
.watermark {
  position: absolute; inset: 0; z-index: 2; pointer-events: none;
  display: flex; flex-wrap: wrap; align-content: flex-start; gap: 34px 76px; padding: 16px;
  transform: rotate(-24deg) scale(1.2); transform-origin: center; opacity: .5;
  font-size: 26px; font-weight: 800; color: #111; overflow: hidden;
}
.watermark span { white-space: nowrap; }

/* 密码可见切换 */
.pw-wrap { position: relative; }
.pw-wrap input { padding-right: 56px; }
.pw-toggle {
  position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
  border: none; background: transparent; color: var(--muted); cursor: pointer;
  font-size: 13px; padding: 4px 6px; line-height: 1; user-select: none;
}
.pw-toggle:hover { color: var(--brand); }

/* 使用记录统计行 */
.usage-stat { margin: 0 0 12px; color: #6b7280; font-size: 13px; }

/* 品牌名高亮 (GEO) */
.highlight { color: var(--brand); }

/* ========== 底部信息区 ========== */
.footer-slogan {
  text-align: center; padding: 32px 24px 20px;
  background: linear-gradient(135deg, #1e3a5f 0%, #0f1b2d 100%);
  color: #f0e6d0; font-size: 22px; font-weight: 700; letter-spacing: 2px;
}
.footer-slogan span { color: #fbbf24; }
.footer-main {
  background: #0f1b2d; color: #cbd5e1; padding: 40px 24px; font-size: 13px; line-height: 1.8;
}
.footer-grid {
  max-width: 1100px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 32px;
}
.footer-grid h4 { color: #f0e6d0; font-size: 14px; margin: 0 0 10px; font-weight: 700; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid ul li::before { content: "• "; color: #fbbf24; }
.footer-grid .warn { color: #fbbf24; font-size: 12px; margin-top: 6px; }
.footer-biz { margin-top: 14px; }
.footer-biz strong { color: #fbbf24; }
.footer-qr { text-align: center; margin-top: 12px; }
.footer-qr img { width: 120px; height: 120px; border-radius: 8px; border: 2px solid rgba(255,255,255,.15); }
.footer-qr p { margin: 6px 0 0; color: #94a3b8; font-size: 12px; }
.footer-bottom {
  background: #0a1220; text-align: center; padding: 16px 24px;
  color: #64748b; font-size: 12px; border-top: 1px solid rgba(255,255,255,.05);
}
@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-slogan { font-size: 17px; padding: 24px 16px 16px; }

  /* ===== 移动端：首页登录卡自适应（原 360px 固定宽会溢出 390px 屏） ===== */
  .auth-wrap { padding: 16px; }
  .auth-card { width: 100%; max-width: 360px; padding: 28px 20px; }

  /* ===== 移动端：顶部导航横排（不再竖排撑爆） ===== */
  .topbar { flex-wrap: wrap; gap: 8px; padding: 10px 14px; }
  .topbar .brand { font-size: 14px; }
  .topbar .who { gap: 8px; font-size: 13px; flex-wrap: wrap; }
  .engine-text { display: none; }              /* 手机端隐藏引擎文字，只留状态点 */
  .queue-info { display: none; }               /* 手机端隐藏队列信息（太挤） */
  .user-btn { padding: 4px 8px; font-size: 12px; }

  /* ===== 移动端：诊断表单 ===== */
  .container { padding: 0 10px 40px; }
  .panel { padding: 14px; border-radius: 12px; }
  .panel h2 { font-size: 15px; }
  .input-row { flex-direction: column; }       /* 输入框+按钮改竖排，占满宽度 */
  .input-row input { width: 100%; }
  .btn-primary { width: 100%; }

  /* ===== 移动端：表格改卡片式竖排（避免表头单字竖排） ===== */
  .panel table, .panel thead, .panel tbody, .panel tr, .panel td, .panel th { display: block; }
  .panel table { font-size: 13px; }
  .panel thead { display: none; }              /* 隐藏表头（卡片模式用 data-label 替代） */
  .panel tr {
    border: 1px solid var(--line); border-radius: 10px; padding: 8px 12px; margin-bottom: 10px;
    background: #fff;
  }
  .panel td {
    display: flex; justify-content: space-between; align-items: center;
    padding: 7px 0; border-bottom: 1px dashed var(--line);
  }
  .panel td:last-child { border-bottom: none; }
  .panel td[data-label]::before {
    content: attr(data-label); color: var(--muted); font-size: 12px; font-weight: 600;
    flex-shrink: 0; margin-right: 10px;
  }
  .panel td.row-actions { justify-content: flex-start; gap: 12px; }
  .panel td.row-actions::before { align-self: flex-start; }
  /* 空状态行（暂无任务）不竖排 */
  .panel td[colspan] { display: block; text-align: center; border: none; }
  .panel td[colspan]::before { content: none; }
}