:root {
  --bg: #f5f7fb;
  --card: #ffffff;
  --ink: #1c2434;
  --muted: #5b6b83;
  --brand: #2563c9;
  --brand-dark: #1d4fa8;
  --line: #dde5f0;
  --ok: #0f7b4f;
  --err: #c0392b;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar { background: #fff; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; }
.topbar .wrap { display: flex; align-items: center; gap: 18px; min-height: 56px; }
.brand { font-weight: 700; color: var(--ink); font-size: 16px; }
.topbar nav { display: flex; gap: 14px; flex: 1; }
.topbar nav a { color: var(--muted); padding: 6px 2px; }
.topbar nav a.active { color: var(--brand); border-bottom: 2px solid var(--brand); }
.userbox { font-size: 13px; color: var(--muted); }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; width: 100%; }
main.wrap { padding-top: 22px; padding-bottom: 40px; flex: 1 0 auto; }

.site-footer { background: #1c2434; color: #c6d3e8; margin-top: auto; }
.site-footer .wrap { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; padding: 13px 16px; font-size: 13px; }
.site-footer .ver { color: #8ea6c8; font-size: 12px; letter-spacing: 0.4px; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin-bottom: 16px;
}

h1 { font-size: 22px; margin: 0 0 14px; }
h2 { font-size: 17px; margin: 0 0 10px; }

.page-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.page-head h1 { margin: 0; }

.btn {
  display: inline-block;
  background: var(--brand);
  color: #fff;
  border: 0;
  border-radius: 8px;
  padding: 9px 16px;
  font-size: 14px;
  cursor: pointer;
  text-align: center;
}
.btn:hover { background: var(--brand-dark); text-decoration: none; }
.btn.secondary { background: #fff; color: var(--brand); border: 1px solid var(--brand); }
.btn.secondary:hover { background: #f0f6ff; }
.btn.ghost { background: #fff; color: var(--muted); border: 1px solid var(--line); }
.btn.ghost:hover { color: var(--brand); border-color: var(--brand); }
.btn.danger { background: #fff; color: #c0392b; border: 1px solid #e8b4ac; }
.btn.danger:hover { background: #fdf1ef; border-color: #c0392b; }
.btn.small { padding: 5px 10px; font-size: 13px; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { border-bottom: 1px solid var(--line); padding: 9px 10px; text-align: left; vertical-align: middle; }
th { background: #f0f5fc; font-weight: 600; color: var(--muted); white-space: nowrap; }
.table-scroll { overflow-x: auto; }
.table-center th, .table-center td { text-align: center; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 16px; }
.form-grid .full { grid-column: 1 / -1; }

label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 5px; }

input[type="text"],
input[type="password"],
input[type="tel"],
input[type="file"],
input[type="date"],
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 11px;
  font-size: 14px;
  background: #fff;
  color: var(--ink);
  font-family: inherit;
}
input:focus, textarea:focus { outline: 2px solid #bcd2f2; border-color: var(--brand); }

.alert { border-radius: 8px; padding: 10px 14px; margin-bottom: 14px; font-size: 14px; }
.alert.err { background: #fdecea; color: var(--err); border: 1px solid #f5c6c0; }
.alert.ok { background: #e8f6ef; color: var(--ok); border: 1px solid #bfe3d1; }
.alert.warn { background: #fff8e6; color: #8a5b12; border: 1px solid #f3ddb0; }

.badge { display: inline-block; font-size: 12px; padding: 2px 9px; border-radius: 999px; background: #e8eefb; color: var(--brand); }
.badge.gray { background: #eceff4; color: var(--muted); }
.badge.green { background: #e8f6ef; color: var(--ok); }

.muted { color: var(--muted); font-size: 13px; }

.kv { display: grid; grid-template-columns: 110px 1fr; gap: 8px 14px; font-size: 14px; }
.kv dt { color: var(--muted); margin: 0; }
.kv dd { margin: 0; }

/* 基本信息：就地编辑（默认只读，点「编辑」后显示输入框） */
.kv-edit .field-input { display: none; }
.kv-edit.editing .field-view { display: none; }
.kv-edit.editing .field-input { display: block; }
.card-actions { display: flex; align-items: center; justify-content: flex-end; gap: 12px; margin-top: 14px; }
.card-actions .hint { margin-right: auto; }

.meta-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.meta-item { background: #f7f9fc; border: 1px solid var(--line); border-radius: 8px; padding: 10px 14px; }
.meta-item .meta-label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 3px; }
.meta-item .meta-value { font-size: 14px; color: var(--ink); }

.qrbox { display: flex; gap: 22px; align-items: flex-start; flex-wrap: wrap; }
.qrbox img { width: 180px; height: 180px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }

.linkbox { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.linkbox input { flex: 1; min-width: 220px; font-size: 13px; }

.inline-form { display: inline; }
.stack > * + * { margin-top: 10px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.pagination { display: flex; gap: 8px; margin-top: 12px; }

.sign-thumb { height: 36px; background: #fff; border: 1px solid var(--line); border-radius: 6px; padding: 2px; }

.toast {
  position: fixed;
  z-index: 200;
  pointer-events: none;
  background: #253146;
  color: #fff;
  font-size: 12px;
  line-height: 1;
  padding: 6px 11px;
  border-radius: 6px;
  white-space: nowrap;
  opacity: 0;
  transform: translate(-50%, -100%) translateY(4px);
  transition: opacity 0.15s ease, transform 0.15s ease;
  box-shadow: 0 3px 10px rgba(28, 36, 52, 0.25);
}
.toast.show { opacity: 1; transform: translate(-50%, -100%); }
.toast.below { transform: translate(-50%, 0) translateY(-4px); }
.toast.below.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- 专家端 ---------- */
.public-body { background: linear-gradient(180deg, #eef4fd 0%, #f7f9fc 260px); display: block; }
.public-wrap { max-width: 560px; margin: 0 auto; padding: 28px 16px 48px; }
.public-head { text-align: center; margin-bottom: 18px; }
.public-head .sys { font-size: 14px; color: var(--muted); }
.public-head h1 { font-size: 20px; margin: 6px 0 2px; }
.footer-note { text-align: center; color: var(--muted); font-size: 12px; padding: 18px 6px 0; }

canvas { width: 100%; height: 200px; border: 2px dashed #b9c8de; border-radius: 10px; background: #fff; touch-action: none; display: block; }
.sig-actions { display: flex; justify-content: space-between; align-items: center; margin-top: 8px; }

.checkline { display: flex; gap: 9px; align-items: flex-start; font-size: 13.5px; color: var(--ink); }
.checkline input { margin-top: 5px; flex: none; }
.checkline label { margin: 0; color: var(--ink); font-size: 13.5px; }
.checkline span { line-height: 1.55; }

/* 专家端「本人确认」：勾选框 / 声明文字 / 协议查阅链接，按两栏对齐（链接对齐声明文字左缘） */
.agree-card { padding: 22px 20px 18px; }
.agree-grid { display: grid; grid-template-columns: auto 1fr; align-items: start; column-gap: 10px; }
.agree-grid input[type="checkbox"] { margin: 5px 0 0; width: 16px; height: 16px; accent-color: var(--brand); flex: none; }
.agree-text { font-size: 13.5px; line-height: 1.65; margin: 0; color: var(--ink); cursor: pointer; }
.agree-link { grid-column: 2; margin-top: 14px; padding-top: 12px; border-top: 1px dashed var(--line); font-size: 13px; }

.assist-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 8px 14px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; background: #fbfcfe; }

@media (max-width: 640px) {
  .form-grid { grid-template-columns: 1fr; }
  .topbar .wrap { flex-wrap: wrap; min-height: 0; padding: 8px 0; gap: 8px; }
  .topbar nav { order: 3; flex-basis: 100%; overflow-x: auto; padding-bottom: 4px; }
  h1 { font-size: 19px; }
  .kv { grid-template-columns: 92px 1fr; }
  .meta-grid { grid-template-columns: 1fr; }
}