:root {
  --bg: #f4f6fa; --card: #ffffff; --line: #e3e8f0;
  --txt: #1c2333; --sub: #6b7280; --brand: #3557ff;
  --brand-soft: #eef1ff; --ok: #0f9d58; --err: #d93025; --warn: #b26a00;
}
* { box-sizing: border-box; margin: 0; }
body {
  font-family: "Segoe UI", "Microsoft YaHei", sans-serif;
  background: var(--bg); color: var(--txt); min-height: 100vh;
}
.wrap { max-width: 900px; margin: 0 auto; padding: 24px 16px 40px; }

header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.brand { display: flex; gap: 12px; align-items: center; }
.logo {
  width: 42px; height: 42px; border-radius: 10px; background: var(--brand);
  color: #fff; font-size: 20px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
h1 { font-size: 20px; }
.brand p { color: var(--sub); font-size: 13px; margin-top: 2px; }

.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 12px; padding: 20px; margin-bottom: 16px;
  box-shadow: 0 1px 2px rgba(20,30,60,.04);
}
.card h2 { font-size: 16px; margin-bottom: 8px; }
.sub { color: var(--sub); font-size: 13px; margin-bottom: 14px; }

.inline { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }
input[type="text"], input[type="password"], input[type="number"], select {
  border: 1px solid var(--line); border-radius: 8px; padding: 9px 12px;
  font-size: 14px; background: #fff; color: var(--txt);
}
input::placeholder { color: #9ca3af; }
.btn-primary {
  background: var(--brand); color: #fff; border: none;
  border-radius: 8px; padding: 10px 22px; font-size: 14px; font-weight: 600; cursor: pointer;
}
.btn-primary:disabled { background: #b9c3e0; cursor: not-allowed; }
.btn-ghost {
  background: #fff; border: 1px solid var(--line); border-radius: 7px;
  padding: 6px 14px; font-size: 13px; cursor: pointer; color: var(--txt);
}
.hint { font-size: 13px; color: var(--brand); margin-top: 10px; min-height: 18px; }
.hint.err { color: var(--err); }

.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.balance { display: flex; align-items: baseline; gap: 8px; }
.balance .label { color: var(--sub); font-size: 14px; }
.balance .value { color: var(--txt); font-size: 16px; }
.balance b { color: var(--brand); font-size: 24px; font-weight: 700; }

.drop-zone {
  border: 2px dashed #c3cbdd; border-radius: 10px; padding: 28px 18px;
  text-align: center; color: var(--sub); cursor: pointer; transition: .18s;
}
.drop-zone.over, .drop-zone:hover { border-color: var(--brand); background: var(--brand-soft); }
.dz-main { color: var(--txt); font-size: 15px; margin-top: 8px; }
.dz-main .link { color: var(--brand); font-weight: 600; }
.dz-sub { font-size: 12px; margin-top: 5px; }

.file-row { margin-top: 12px; }
.file-chip {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--brand-soft); border: 1px solid #d6ddff;
  border-radius: 8px; padding: 7px 12px; font-size: 14px;
}
.file-icon {
  background: var(--brand); color: #fff; font-size: 11px; font-weight: 700;
  border-radius: 5px; padding: 2px 6px;
}
.file-meta { color: var(--sub); font-size: 12px; }

.opts { display: flex; gap: 12px; align-items: flex-end; margin-top: 16px; flex-wrap: wrap; }
.opt { display: flex; flex-direction: column; gap: 5px; }
.opt label { font-size: 12px; color: var(--sub); font-weight: 600; }

.section-title { font-size: 15px; margin: 22px 0 10px; }

.task-table { width: 100%; border-collapse: collapse; font-size: 13px; }
th {
  text-align: left; color: var(--sub); font-weight: 600; font-size: 12px;
  padding: 8px 10px; border-bottom: 1px solid var(--line);
}
td { padding: 10px; border-bottom: 1px solid #f0f2f7; vertical-align: middle; }
.t-file { max-width: 180px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.t-msg { color: var(--sub); max-width: 180px; }
.empty td { text-align: center; color: var(--sub); padding: 24px; }
.st { padding: 3px 9px; border-radius: 999px; font-size: 11px; font-weight: 600; white-space: nowrap; }
.s-queued { background: #eef0f5; color: var(--sub); }
.s-run { background: #e8f0fe; color: #1a56db; }
.s-done { background: #e3f4ea; color: var(--ok); }
.s-fail { background: #fdecea; color: var(--err); }
.s-muted { background: #eef0f5; color: var(--sub); }
.dl { color: var(--brand); font-weight: 600; text-decoration: none; }
.dl:hover { text-decoration: underline; }
.codes-out {
  width: 100%; margin-top: 12px; padding: 10px;
  border: 1px solid var(--line); border-radius: 8px;
  font-family: monospace; font-size: 13px; resize: vertical;
}
code { background: #f1f3f8; padding: 2px 6px; border-radius: 4px; }
footer { text-align: center; color: var(--sub); font-size: 12px; margin-top: 8px; }

/* ---- 管理后台：统计卡片 / 标签 / 小按钮 ---- */
.stats-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 10px; margin-top: 8px;
}
.stat-cell {
  background: var(--brand-soft); border: 1px solid var(--line);
  border-radius: 10px; padding: 12px 14px; text-align: center;
}
.stat-num { font-size: 20px; font-weight: 700; color: var(--brand); }
.stat-label { font-size: 12px; color: var(--sub); margin-top: 4px; }
.tag {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  font-size: 12px; background: #eef1f5; color: var(--sub);
}
.tag.ok { background: #e6f4ea; color: var(--ok); }
.tag.bad { background: #fdecea; color: var(--err); }
.tag.warn { background: #fef4e6; color: var(--warn); }
.btn-mini {
  border: 1px solid var(--line); background: #fff; color: var(--brand);
  border-radius: 6px; padding: 4px 10px; font-size: 12px; cursor: pointer;
  margin-right: 4px;
}
.btn-mini:hover { background: var(--brand-soft); }

/* 下载按钮（链接样式，醒目） */
.dl-btn {
  display: inline-block; text-decoration: none;
  background: var(--brand); color: #fff !important;
  border: 1px solid var(--brand); font-weight: 600;
}
.dl-btn:hover { background: #2a46d6; border-color: #2a46d6; }

/* ---- 客户页：批量文件列表 ---- */
.file-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 14px; }
.file-list .file-chip { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--line); background: #fff; }
.file-list .f-ok { border-color: #b7dfc6; background: #f4fbf6; }
.file-list .f-err { border-color: #f3c1bd; background: #fdf5f4; }
.file-list .f-wait { border-style: dashed; }
.file-list .f-name { font-size: 14px; font-weight: 600; max-width: 260px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-list .f-state { font-weight: 700; margin-left: auto; }
.f-ok .f-state { color: var(--ok); }
.f-err .f-state { color: var(--err); }
.f-wait .f-state { color: var(--sub); }
.f-del { border: none; background: none; color: var(--sub); font-size: 18px; cursor: pointer; line-height: 1; padding: 0 4px; }
.f-del:hover { color: var(--err); }