:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --ink: #1a2130;
  --ink-2: #5b6577;
  --ink-3: #8b93a3;
  --line: #e3e6ec;
  --line-2: #eef0f4;
  --brand: #1e3a5f;
  --brand-2: #2f6199;
  --accent: #0f766e;
  --warn-bg: #fff8e6;
  --warn-line: #f0d089;
  --warn-ink: #8a5a00;
  --danger: #b42318;
  --danger-bg: #fef3f2;
  --ok-bg: #ecfdf3;
  --ok-ink: #087443;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(16,24,40,.05), 0 6px 20px -8px rgba(16,24,40,.12);
}

* { box-sizing: border-box; }

/* 必须显式压过 .overlay{display:grid}：作者样式会盖掉浏览器默认的 [hidden]{display:none}，
   否则遮罩层永远显示（这个 bug 只有真跑浏览器截图才发现得了）。 */
[hidden] { display: none !important; }

html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.65 -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
        "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { margin: 0; font-weight: 650; letter-spacing: -.01em; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .88em;
       background: var(--line-2); padding: .12em .42em; border-radius: 4px; }
.muted { color: var(--ink-2); }
.small { font-size: 13px; }
.center { text-align: center; }
.danger-text { color: var(--danger); }

/* ---------------- 顶栏 ---------------- */
.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px 28px; background: var(--card);
  border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20;
}
.brand { display: flex; align-items: center; gap: 13px; }
.logo {
  width: 38px; height: 38px; border-radius: 10px; flex: none;
  background: var(--brand); color: #fff; display: grid; place-items: center;
  font: 700 21px/1 Georgia, serif;
}
.brand h1 { font-size: 16px; }
.brand p { margin: 1px 0 0; font-size: 12.5px; color: var(--ink-3); }
.topbar-right { display: flex; align-items: center; gap: 10px; }
.badge {
  font-size: 12.5px; padding: 5px 11px; border-radius: 999px;
  border: 1px solid var(--line); color: var(--ink-2); white-space: nowrap;
}
.badge.ok { background: var(--ok-bg); border-color: #a6e9c5; color: var(--ok-ink); }
.badge.warn { background: var(--warn-bg); border-color: var(--warn-line);
              color: var(--warn-ink); font-weight: 600; }

/* ---------------- 布局 ---------------- */
main { max-width: 1120px; margin: 0 auto; padding: 26px 24px 60px; }
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 24px; margin-bottom: 20px;
}
.card-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 16px; flex-wrap: wrap; margin-bottom: 16px;
}
.card-head h2 { font-size: 17px; display: flex; align-items: center; gap: 10px; }
.step {
  width: 24px; height: 24px; border-radius: 7px; background: var(--brand); color: #fff;
  display: grid; place-items: center; font-size: 13px; flex: none;
}
.filemeta { font-size: 13px; color: var(--ink-2); }
.filemeta b { color: var(--ink); font-weight: 600; }
.sub { font-size: 14px; margin: 22px 0 8px; }

/* ---------------- 上传区 ---------------- */
.dropzone {
  border: 2px dashed #cbd2de; border-radius: var(--radius);
  padding: 46px 20px; text-align: center; cursor: pointer;
  transition: .16s border-color, .16s background, .16s transform;
  background: #fbfcfd;
}
.dropzone:hover, .dropzone:focus-visible { border-color: var(--brand-2); background: #f4f8fc; outline: none; }
.dropzone.over { border-color: var(--brand-2); background: #eaf2fb; transform: scale(1.005); }
.dropzone.demo { border-style: solid; border-color: #f0d089; background: var(--warn-bg);
                 cursor: default; }
.dropzone.demo:hover { border-color: #f0d089; background: var(--warn-bg); }
.demo-badge {
  display: inline-block; font-size: 12.5px; font-weight: 700; letter-spacing: .04em;
  background: #f0a800; color: #fff; padding: 3px 12px; border-radius: 999px;
  margin-bottom: 10px;
}
.demo-samples { display: flex; gap: 10px; justify-content: center;
                flex-wrap: wrap; margin-top: 16px; }
.dz-icon { font-size: 30px; color: var(--brand-2); opacity: .75; }
.dz-title { font-size: 17px; font-weight: 600; margin-top: 8px; }
.dz-sub { color: var(--ink-3); font-size: 13px; margin-top: 5px; }
.hint { font-size: 12.5px; color: var(--ink-3); margin: 14px 0 0; }

/* ---------------- 体检结果 ---------------- */
.groups { display: flex; flex-direction: column; gap: 10px; }
.group {
  border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; background: #fcfdfe;
}
.group-head { display: flex; align-items: center; gap: 10px; }
.group-name { font-weight: 620; font-size: 14px; }
.pill {
  font-size: 12px; padding: 2px 9px; border-radius: 999px;
  background: #eef2f7; color: var(--ink-2); font-weight: 600;
}
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 9px; }
.chip {
  font-size: 12.5px; background: #fff; border: 1px solid var(--line);
  border-radius: 7px; padding: 3px 9px; color: var(--ink-2);
  max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.chip b { color: var(--ink); font-weight: 600; }
.chip.more { background: transparent; border-style: dashed; color: var(--ink-3); }
.chip-x { cursor: pointer; border-color: #f0c2bd; background: var(--danger-bg); color: var(--danger); }
.chip-x:hover { background: #fde3e0; }

.callout {
  border-radius: 10px; padding: 11px 14px; font-size: 13.5px; margin: 0 0 14px;
  border: 1px solid var(--warn-line); background: var(--warn-bg); color: var(--warn-ink);
}
.callout.ok { border-color: #a6e9c5; background: var(--ok-bg); color: var(--ok-ink); }
.callout.bad { border-color: #f0c2bd; background: var(--danger-bg); color: var(--danger); }

.supplement {
  margin-top: 16px; border: 1px solid var(--line); border-radius: 10px;
  padding: 14px; background: #fbfcfd;
}
.supplement-head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.supplement-head span { font-size: 12.5px; }

/* ---------------- 表单 ---------------- */
.row { display: flex; gap: 8px; }
input[type=text], input[type=number], select {
  font: inherit; padding: 8px 11px; border: 1px solid var(--line);
  border-radius: 8px; background: #fff; color: var(--ink); width: 100%;
}
input:focus, select:focus { outline: 2px solid #cfe0f3; border-color: var(--brand-2); }
button {
  font: inherit; font-weight: 600; border-radius: 8px; cursor: pointer;
  padding: 8px 16px; border: 1px solid transparent; transition: .14s;
  white-space: nowrap;
}
button.primary { background: var(--brand); color: #fff; }
button.primary:hover { background: #17304f; }
button.ghost { background: #fff; border-color: var(--line); color: var(--ink-2); }
button.ghost:hover { border-color: #c3cbd8; color: var(--ink); background: #fbfcfd; }
button:disabled { opacity: .5; cursor: not-allowed; }

.settings { margin-top: 16px; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.settings > summary {
  padding: 11px 14px; cursor: pointer; font-weight: 600; font-size: 14px;
  background: #fbfcfd; list-style: none;
}
.settings > summary::-webkit-details-marker { display: none; }
.settings > summary::before { content: "▸ "; color: var(--ink-3); }
.settings[open] > summary::before { content: "▾ "; }
.settings-body { padding: 16px 14px 6px; display: grid; gap: 15px;
                 grid-template-columns: repeat(auto-fit, minmax(255px, 1fr)); }
.field { display: flex; flex-direction: column; gap: 5px; }
.field > span { font-size: 13.5px; font-weight: 600; }
.field small { font-size: 12px; line-height: 1.5; }
.check { display: flex; gap: 8px; align-items: flex-start; font-size: 13.5px; }
.check input { margin-top: 3px; }

.actions { display: flex; gap: 10px; justify-content: flex-end;
           margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line-2); }

/* ---------------- 结果 ---------------- */
.stats { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.stat { border: 1px solid var(--line); border-radius: 10px; padding: 13px 15px; background: #fcfdfe; }
.stat .k { font-size: 12.5px; color: var(--ink-2); }
.stat .v { font-size: 22px; font-weight: 680; margin-top: 2px; letter-spacing: -.02em; }
.stat .v small { font-size: 13px; font-weight: 500; color: var(--ink-3); margin-left: 3px; }

.diff { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 860px) { .diff { grid-template-columns: 1fr; } }
.diff-col { border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.diff-head {
  padding: 8px 13px; font-size: 12.5px; font-weight: 600; color: var(--ink-2);
  background: #f7f9fb; border-bottom: 1px solid var(--line);
}
.diff-body {
  padding: 13px; max-height: 430px; overflow: auto; white-space: pre-wrap;
  word-break: break-word; font-size: 13.5px; line-height: 1.85;
  font-family: ui-monospace, "PingFang SC", Menlo, monospace;
}
mark.hit { border-radius: 4px; padding: 1px 3px; color: #7a3d00; background: #ffe9c7;
           border-bottom: 1px solid #e8b877; cursor: help; }
mark.hit.person { background: #ffe0e6; color: #9b1c3c; border-bottom-color: #e8a3b4; }
mark.hit.amount, mark.hit.cn_amount { background: #dff3e6; color: #0b6b3a; border-bottom-color: #93d4ae; }
mark.hit.qty { background: #e8f0d8; color: #4a6410; border-bottom-color: #bcd08a; }
mark.hit.price { background: #e6f4ef; color: #0d5c4a; border-bottom-color: #9fd6c4; }
mark.hit.date, mark.hit.year { background: #e2ecff; color: #1b3fa0; border-bottom-color: #a9c2f5; }
mark.hit.case_no, mark.hit.id_card, mark.hit.uscc, mark.hit.bank,
mark.hit.phone, mark.hit.landline, mark.hit.ident { background: #f3e3ff; color: #6b21a8;
           border-bottom-color: #d0a9f0; }
mark.hit.addr { background: #e0f2f4; color: #0e6672; border-bottom-color: #9ad3da; }

.downloads { display: flex; flex-direction: column; gap: 9px; }
.dl {
  display: flex; align-items: center; gap: 12px; border: 1px solid var(--line);
  border-radius: 10px; padding: 11px 14px; background: #fcfdfe;
}
.dl.no { background: var(--danger-bg); border-color: #f0c2bd; }
.dl .n { flex: 1; font-size: 13.5px; word-break: break-all; }
.dl .t { font-size: 12px; padding: 3px 9px; border-radius: 999px; white-space: nowrap; font-weight: 600; }
.dl .t.yes { background: var(--ok-bg); color: var(--ok-ink); }
.dl .t.not { background: #fde3e0; color: var(--danger); }
.dl a { text-decoration: none; }

.mapping { margin-top: 20px; border: 1px solid #f0c2bd; border-radius: 10px; overflow: hidden; }
.mapping > summary {
  padding: 11px 14px; cursor: pointer; font-weight: 600; font-size: 14px;
  background: var(--danger-bg); list-style: none;
}
.mapping > summary::-webkit-details-marker { display: none; }
.mapping > p { padding: 12px 14px 0; margin: 0; }
.table-wrap { max-height: 380px; overflow: auto; padding: 12px 14px 16px; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 7px 10px; border-bottom: 1px solid var(--line-2); }
th { position: sticky; top: 0; background: #fbfcfd; font-size: 12.5px; color: var(--ink-2); }
td:nth-child(4) { text-align: right; color: var(--ink-2); }

/* ---------------- 遮罩 ---------------- */
.overlay {
  position: fixed; inset: 0; background: rgba(247,249,251,.86);
  backdrop-filter: blur(3px); display: grid; place-content: center;
  justify-items: center; gap: 12px; z-index: 60; text-align: center;
}
.spinner {
  width: 34px; height: 34px; border-radius: 50%;
  border: 3px solid #d8e0ea; border-top-color: var(--brand-2);
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
#overlay-text { font-weight: 600; }
#overlay-sub { max-width: 380px; }

.foot {
  text-align: center; font-size: 12.5px; color: var(--ink-3);
  padding: 18px 20px 34px;
}