:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --ink: #1f2530;
  --muted: #8a93a3;
  --line: #e6e9ef;
  --brand: #4f46e5;
  --brand-ink: #ffffff;
  --danger: #e5484d;
  --ok: #2e9e5b;
  --warn: #d9920a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--ink);
}

.hidden { display: none !important; }
.muted { color: var(--muted); font-size: 13px; }

/* ---- login ---- */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.login-card {
  background: var(--card);
  padding: 40px 36px;
  border-radius: 14px;
  box-shadow: 0 8px 30px rgba(20, 30, 60, 0.08);
  width: 340px;
  text-align: center;
}
.login-card h1 { margin: 0 0 6px; font-size: 20px; }
.login-card input {
  width: 100%;
  margin: 18px 0 12px;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 9px;
  font-size: 14px;
}
.login-card button {
  width: 100%;
  padding: 11px;
  background: var(--brand);
  color: var(--brand-ink);
  border: none;
  border-radius: 9px;
  font-size: 15px;
  cursor: pointer;
}
.error { color: var(--danger); font-size: 13px; min-height: 18px; margin-top: 8px; }

/* ---- topbar ---- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: var(--card);
  border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; font-size: 16px; }

/* ---- tabs ---- */
.tabs { display: flex; gap: 6px; }
.tab {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--muted);
  padding: 7px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
}
.tab:hover { border-color: var(--brand); color: var(--brand); }
.tab.active {
  background: var(--brand);
  border-color: var(--brand);
  color: var(--brand-ink);
}
.view { display: block; }

button.ghost {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
  padding: 7px 14px;
  border-radius: 8px;
  cursor: pointer;
}
button.ghost:hover { border-color: var(--brand); color: var(--brand); }

/* ---- stats ---- */
.stats {
  display: flex;
  gap: 16px;
  padding: 20px 24px 4px;
  flex-wrap: wrap;
}
.stat {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px 20px;
  min-width: 160px;
}
.stat .num { font-size: 26px; font-weight: 700; }
.stat .lbl { color: var(--muted); font-size: 13px; margin-top: 4px; }

/* ---- toolbar ---- */
.toolbar {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 16px 24px;
}
.toolbar input {
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 14px;
  width: 260px;
}
.toolbar button {
  padding: 9px 16px;
  border: none;
  border-radius: 8px;
  background: var(--brand);
  color: #fff;
  cursor: pointer;
  font-size: 14px;
}
#result-count { margin-left: auto; }

/* ---- table ---- */
.table-wrap { padding: 0 24px 40px; }
table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
th, td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}
th { background: #fafbfc; color: var(--muted); font-weight: 600; }
tbody tr { cursor: pointer; }
tbody tr:hover { background: #f7f8ff; }
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}
.badge.yes { background: #e7f7ee; color: var(--ok); }
.badge.no { background: #f1f2f5; color: var(--muted); }
.badge.unl { background: #fdeccb; color: var(--warn); }

/* ---- modal ---- */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(20, 28, 48, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal-card {
  background: var(--card);
  border-radius: 14px;
  padding: 26px 28px;
  width: 440px;
  max-width: 100%;
  position: relative;
}
.modal-close {
  position: absolute;
  top: 12px;
  right: 14px;
  border: none;
  background: transparent;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  color: var(--muted);
}
.modal-card h2 { margin: 0 0 16px; font-size: 18px; word-break: break-all; }
.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 18px;
  margin-bottom: 18px;
}
.info-grid .k { color: var(--muted); font-size: 12px; }
.info-grid .v { font-weight: 600; font-size: 15px; }
.actions { border-top: 1px solid var(--line); padding-top: 16px; }
.action-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.action-row label { width: 130px; font-size: 13px; color: var(--ink); }
.action-row input {
  flex: 1;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
}
.action-row button {
  padding: 8px 14px;
  border: none;
  border-radius: 8px;
  background: var(--brand);
  color: #fff;
  cursor: pointer;
}
.action-row button.danger { background: var(--danger); }
.msg { font-size: 13px; min-height: 18px; }
.msg.ok { color: var(--ok); }
.msg.err { color: var(--danger); }