:root {
  --green: #2e7d32; --green-bg: #d4edda;
  --yellow: #856404; --yellow-bg: #fff3cd;
  --red: #721c24; --red-bg: #f8d7da;
  --ink: #1f2937; --muted: #6b7280; --line: #e5e7eb;
  --card: #ffffff; --page: #f6f7f9;
}
* { box-sizing: border-box; }
body {
  margin: 0; font-family: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--page); color: var(--ink); line-height: 1.6;
}
.site-header { text-align: center; padding: 28px 16px 8px; }
.site-header h1 { margin: 0 0 4px; font-size: 24px; }
.subtitle { margin: 0; color: var(--muted); }
.privacy-note { font-size: 13px; color: var(--muted); margin: 8px 0 0; }
main { max-width: 860px; margin: 0 auto; padding: 12px 16px 40px; }
section { margin-top: 24px; }
h2 { font-size: 18px; margin: 0 0 12px; }
.date-tag { font-size: 13px; color: var(--muted); font-weight: normal; }

.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 12px; padding: 16px; margin-bottom: 12px;
}
.light-green { background: var(--green-bg); border-color: var(--green); }
.light-yellow { background: var(--yellow-bg); border-color: var(--yellow); }
.light-red { background: var(--red-bg); border-color: var(--red); }
.market-title { font-size: 20px; font-weight: bold; margin: 0 0 6px; }
.light-green .market-title { color: var(--green); }
.light-yellow .market-title { color: var(--yellow); }
.light-red .market-title { color: var(--red); }
.market-note { margin: 0; font-size: 14px; }

.top3-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; }
.stock-card h3 { margin: 0 0 4px; font-size: 18px; }
.stock-card h3 .score { float: right; color: var(--green); }
.dims { font-size: 13px; color: var(--muted); margin: 8px 0; padding: 0; list-style: none; }
.dims li { display: flex; justify-content: space-between; border-bottom: 1px dashed var(--line); padding: 2px 0; }
.stock-note { font-size: 13px; margin: 8px 0 0; }
.badge {
  display: inline-block; font-size: 12px; padding: 2px 8px; border-radius: 999px;
  background: #eef2ff; color: #3730a3; margin-top: 8px;
}
.badge.warn { background: var(--red-bg); color: var(--red); }
.badge.good { background: var(--green-bg); color: var(--green); }

.table-wrap { overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: 12px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--muted); font-weight: 600; font-size: 13px; }
tr:last-child td { border-bottom: none; }
.up { color: var(--green); } .down { color: var(--red); }

.form-card .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
.form-card label { font-size: 14px; color: var(--muted); display: block; }
.form-card input {
  width: 100%; margin-top: 4px; padding: 10px; font-size: 15px;
  border: 1px solid var(--line); border-radius: 8px;
}
.btn-primary {
  width: 100%; padding: 12px; font-size: 16px; border: none; border-radius: 8px;
  background: #1f2937; color: #fff; cursor: pointer;
}
.btn-primary:active { opacity: 0.85; }
.btn-danger {
  padding: 6px 12px; font-size: 13px; border: 1px solid var(--red);
  background: #fff; color: var(--red); border-radius: 6px; cursor: pointer;
}
.summary-card { display: flex; gap: 24px; font-size: 15px; flex-wrap: wrap; }
.summary-card b { font-size: 18px; }

.holding-card .h-head { display: flex; justify-content: space-between; align-items: center; }
.holding-card h3 { margin: 0; font-size: 17px; }
.h-meta { font-size: 13px; color: var(--muted); margin: 6px 0; }
.h-status { font-size: 14px; font-weight: bold; margin: 8px 0 4px; }
.h-status.ok { color: var(--green); }
.h-status.warn { color: var(--yellow); }
.h-status.bad { color: var(--red); }
.h-tips { font-size: 13px; margin: 4px 0 0; padding-left: 18px; }
.h-tips li { margin: 2px 0; }
.empty { text-align: center; color: var(--muted); padding: 24px; }

footer { max-width: 860px; margin: 0 auto; padding: 0 16px 40px; font-size: 12px; color: var(--muted); }
.footer-meta { margin-top: 4px; }
@media (max-width: 560px) {
  .form-card .form-row { grid-template-columns: 1fr; }
}

/* v2 新增 */
.form-card select {
  width: 100%; margin-top: 4px; padding: 10px; font-size: 15px;
  border: 1px solid var(--line); border-radius: 8px; background: #fff;
}
.form-card label.full { display: block; margin-bottom: 12px; font-size: 14px; color: var(--muted); }
.form-card label.full input { width: 100%; margin-top: 4px; padding: 10px; font-size: 15px; border: 1px solid var(--line); border-radius: 8px; }
.form-hint { font-size: 12px; color: var(--muted); margin: 8px 0 0; }
.sig-cell { font-size: 13px; white-space: normal; min-width: 140px; }
.journal-card p { font-size: 14px; margin: 4px 0; }
.backup-card p { font-size: 14px; margin: 0 0 12px; }
.backup-row { display: flex; gap: 12px; }
.btn-secondary {
  padding: 10px 18px; font-size: 14px; border: 1px solid var(--ink);
  background: #fff; color: var(--ink); border-radius: 8px; cursor: pointer;
}
.file-label { display: inline-block; }

/* v3 新增 */
.form-row.cols3 { grid-template-columns: repeat(3, 1fr); }
details.opt { margin: 4px 0 12px; border: 1px dashed var(--line); border-radius: 8px; padding: 8px 12px; }
details.opt summary { cursor: pointer; font-size: 14px; color: var(--muted); }
details.opt .form-row { margin-top: 12px; }
.btn-share {
  margin-top: 10px; padding: 10px 22px; font-size: 15px; border-radius: 999px;
  border: 1px solid var(--ink); background: #fff; cursor: pointer;
}
.btn-share:active { background: #f3f4f6; }
@media (max-width: 560px) {
  .form-row.cols3 { grid-template-columns: 1fr; }
}

/* v3.1 订阅 */
.subscribe-card h3 { margin: 0 0 8px; font-size: 16px; }
.subscribe-card p { font-size: 14px; color: var(--muted); margin: 0 0 12px; }
.sub-row { display: flex; gap: 8px; }
.sub-row input { flex: 1; padding: 10px; font-size: 15px; border: 1px solid var(--line); border-radius: 8px; }
.sub-row .btn-primary { width: auto; padding: 10px 24px; }