:root {
  --bg: #f4f6fa;
  --card: #ffffff;
  --line: #e6e9f0;
  --txt: #1c2333;
  --sub: #6b7487;
  --pri: #1652f0;
  --pri-d: #0e3eb8;
  --ok: #0aa06e;
  --warn: #d97706;
  --err: #dc2626;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--txt);
  font-size: 14px;
}
.hidden { display: none !important; }

#login {
  position: fixed;
  inset: 0;
  background: linear-gradient(160deg, #101a33, #1652f0);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
}
.login-box {
  background: #fff;
  border-radius: 12px;
  padding: 36px;
  width: 340px;
  text-align: center;
}
.login-box h1 { font-size: 22px; margin-bottom: 6px; }
.login-box p { color: var(--sub); margin-bottom: 20px; }
.login-box input { width: 100%; }

header {
  background: #fff;
  border-bottom: 1px solid var(--line);
  padding: 0 24px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand { font-size: 17px; font-weight: 700; }
.brand span { color: var(--pri); }
.user-box { display: flex; gap: 12px; align-items: center; color: var(--sub); }

nav {
  display: flex;
  gap: 4px;
  padding: 12px 24px 0;
  max-width: 1200px;
  margin: 0 auto;
}
nav button {
  border: none;
  background: transparent;
  padding: 10px 18px;
  font-size: 14px;
  cursor: pointer;
  color: var(--sub);
  border-radius: 8px 8px 0 0;
}
nav button.active {
  background: var(--card);
  color: var(--pri);
  font-weight: 600;
  border: 1px solid var(--line);
  border-bottom-color: var(--card);
}

main { max-width: 1200px; margin: 0 auto; padding: 20px 24px 60px; }
.panel { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 20px; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 18px; }
.card .label { color: var(--sub); font-size: 13px; }
.card .value { font-size: 24px; font-weight: 700; margin-top: 6px; }
.card .value.small { font-size: 18px; }
.card.pri { background: linear-gradient(135deg, #1652f0, #3b74ff); border: none; color: #fff; }
.card.pri .label { color: rgba(255,255,255,.75); }

.row2 { display: grid; grid-template-columns: 2fr 1fr; gap: 14px; }
@media (max-width: 800px) { .row2 { grid-template-columns: 1fr; } }
h3.sec { font-size: 15px; margin-bottom: 14px; }

.trend { display: flex; align-items: flex-end; gap: 10px; height: 160px; padding-top: 10px; }
.trend .bar-wrap { flex: 1; text-align: center; }
.trend .bar {
  background: linear-gradient(180deg, #3b74ff, #1652f0);
  border-radius: 6px 6px 0 0;
  min-height: 3px;
  width: 60%;
  margin: 0 auto;
}
.trend .bar-label { font-size: 11px; color: var(--sub); margin-top: 6px; }
.chip-row { display: flex; flex-direction: column; gap: 8px; }
.chip-line { display: flex; justify-content: space-between; padding: 8px 12px; background: var(--bg); border-radius: 8px; }
.chip-line b.ok-c { color: var(--ok); }

.toolbar { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 14px; align-items: center; }
input, select, textarea {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 12px;
  font-size: 14px;
  outline: none;
  background: #fff;
  color: var(--txt);
}
input:focus, select:focus, textarea:focus { border-color: var(--pri); }
button.btn {
  border: none;
  border-radius: 8px;
  padding: 10px 16px;
  font-size: 14px;
  cursor: pointer;
  background: var(--pri);
  color: #fff;
  font-weight: 600;
}
button.btn:hover { background: var(--pri-d); }
button.btn.ghost { background: #eef1f7; color: var(--txt); }
button.btn.mini { padding: 5px 10px; font-size: 12px; border-radius: 6px; }
button.btn.danger { background: var(--err); }
button.btn.okb { background: var(--ok); }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--sub); font-weight: 500; font-size: 13px; }
tr:hover td { background: #f8f9fc; }
.table-wrap { overflow-x: auto; }

.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.b-pending { background: #fef3c7; color: #92400e; }
.b-paid { background: #dbeafe; color: #1e40af; }
.b-done { background: #d1fae5; color: #065f46; }
.b-failed { background: #fee2e2; color: #991b1b; }
.b-canceled { background: #e5e7eb; color: #4b5563; }

.form-grid { display: grid; grid-template-columns: 240px 1fr; gap: 14px 18px; align-items: center; max-width: 640px; }
.form-grid label { color: var(--sub); text-align: right; }
.form-grid .full { grid-column: 1 / -1; }
.hint { color: var(--sub); font-size: 12px; }
.ok-tag { color: var(--ok); font-weight: 600; }
.err-tag { color: var(--err); font-weight: 600; }
.mono { font-family: ui-monospace, monospace; font-size: 12px; }

.modal-mask {
  position: fixed; inset: 0; background: rgba(16,26,51,.45);
  display: flex; align-items: center; justify-content: center; z-index: 40;
}
.modal { background: #fff; border-radius: 12px; padding: 24px; width: 420px; max-width: 92vw; }
.modal h3 { margin-bottom: 16px; }
.modal .actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 18px; }
.field { margin-bottom: 12px; }
.field label { display: block; color: var(--sub); margin-bottom: 6px; font-size: 13px; }
.field input, .field select, .field textarea { width: 100%; }

#toast {
  position: fixed; top: 18px; left: 50%; transform: translateX(-50%);
  background: #101a33; color: #fff; padding: 10px 20px; border-radius: 8px;
  z-index: 99; opacity: 0; transition: opacity .25s; pointer-events: none;
}
#toast.show { opacity: 1; }