:root {
  --bg: #f5f7fb;
  --card: #ffffff;
  --text: #101828;
  --text2: #344054;
  --text3: #667085;
  --border: #d0d5dd;
  --green: #16a34a;
  --green-dk: #166534;
  --green-lt: #dcfce7;
  --amber: #f59e0b;
  --amber-lt: #fef3c7;
  --rose: #e11d48;
  --rose-lt: #ffe4e6;
  --blue: #2563eb;
  --blue-lt: #dbeafe;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "DM Sans", system-ui, sans-serif;
}

.auth-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 20px;
}

.auth-card {
  width: min(560px, 100%);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 22px;
  box-shadow: 0 10px 28px rgba(16, 24, 40, 0.08);
}

.brand-row { display: flex; gap: 10px; align-items: center; margin-bottom: 12px; }
.brand-icon {
  width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
  background: var(--green); color: #fff; font-weight: 700;
}
.brand-title { font-size: 19px; font-weight: 700; }
.brand-sub { font-size: 13px; color: var(--text3); }

.auth-tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin: 10px 0 14px; }
.auth-tab {
  border: 1px solid var(--border);
  border-radius: 10px;
  height: 34px;
  background: #f8fafc;
  color: var(--text2);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}
.auth-tab.active { background: var(--green-lt); color: var(--green-dk); border-color: var(--green); }

.auth-panel { display: none; }
.auth-panel.active { display: block; }
.helper { color: var(--text3); font-size: 12px; margin-top: -4px; margin-bottom: 10px; }
.field { margin-bottom: 10px; }
.field label { display: block; margin-bottom: 6px; font-size: 13px; font-weight: 600; }
.field input {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  height: 40px;
  padding: 0 12px;
  outline: none;
}
.field input:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.14); }

.btn {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 9px 12px;
  background: #fff;
  color: var(--text2);
  font-weight: 600;
  cursor: pointer;
}
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn-primary { background: var(--green); color: #fff; border-color: var(--green); }
.btn-danger { background: var(--rose); color: #fff; border-color: var(--rose); }
.btn-ghost { background: transparent; }
.btn-sm { font-size: 12px; padding: 7px 10px; }
.w100 { width: 100%; }

.auth-error { min-height: 18px; margin-top: 6px; color: var(--rose); font-size: 12px; }
.auth-foot { margin-top: 12px; display: flex; justify-content: space-between; gap: 10px; }
.auth-foot a { color: var(--blue); text-decoration: none; font-size: 12px; }

.shell { min-height: 100vh; }
.shell-topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: #fff;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
}
.shell-brand { display: flex; gap: 10px; align-items: center; }
.shell-actions { display: flex; gap: 8px; align-items: center; }
.shell-content { padding: 14px; display: grid; gap: 12px; }

.kpi-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.kpi {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px;
}
.kpi-label { font-size: 12px; color: var(--text3); }
.kpi-value { font-size: 22px; font-weight: 700; margin-top: 2px; }
.kpi-sub { font-size: 12px; color: var(--text3); margin-top: 3px; }

.grid-two { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.card { background: #fff; border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
.card.narrow { max-width: 620px; }
.card-head {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  font-weight: 700;
}
.card-body { padding: 12px; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; white-space: nowrap; }
th, td { border-bottom: 1px solid var(--border); text-align: left; padding: 9px 10px; font-size: 13px; }
th { font-size: 12px; color: var(--text3); background: #fcfcfd; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }

.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
}
.badge.green { background: var(--green-lt); color: var(--green-dk); }
.badge.amber { background: var(--amber-lt); color: #92400e; }
.badge.rose { background: var(--rose-lt); color: #9f1239; }
.badge.blue { background: var(--blue-lt); color: #1e40af; }
.empty { color: var(--text3); text-align: center; padding: 14px; }

.kyc-list { padding: 12px; display: grid; gap: 8px; }
.kyc-item {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}
.kyc-meta { font-size: 12px; color: var(--text3); margin-top: 2px; }

#toast-container {
  position: fixed;
  right: 14px;
  bottom: 14px;
  display: grid;
  gap: 8px;
  z-index: 30;
}
.toast {
  background: #111827;
  color: #fff;
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 13px;
}

@media (max-width: 900px) {
  .kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-two { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .auth-tabs { grid-template-columns: 1fr; }
  .auth-foot { flex-direction: column; align-items: flex-start; }
  .kpi-grid { grid-template-columns: 1fr; }
  .shell-topbar { flex-direction: column; align-items: flex-start; }
}