:root {
  --primary: #ee4d2d;
  --primary-dark: #d6420f;
  --bg: #f5f6f8;
  --surface: #ffffff;
  --text: #14161a;
  --text-secondary: #6b7280;
  --border: #e5e7eb;
  --success: #16a34a;
  --danger: #dc2626;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.login-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 16px;
}
.login-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  padding: 28px; width: 100%; max-width: 380px;
}
.login-card h1 { font-size: 18px; margin: 0 0 20px; }

.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; font-size: 13px; color: var(--text-secondary); }
.field > span { font-weight: 500; }
.field input, .field select {
  border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px;
  font-size: 14px; color: var(--text); background: var(--surface); width: 100%;
}
.field input:focus, .field select:focus { outline: none; border-color: var(--primary); }

.btn {
  border: none; border-radius: 8px; padding: 12px; font-size: 14px; font-weight: 600;
  cursor: pointer; background: var(--primary); color: #fff; width: 100%;
}
.btn:hover { background: var(--primary-dark); }
.btn:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-secondary { background: var(--surface); color: var(--text); border: 1px solid var(--border); }

.alert { font-size: 13px; padding: 10px 12px; border-radius: 8px; margin-bottom: 14px; }
.alert-error { background: #fef2f2; color: var(--danger); border: 1px solid #fecaca; }
.alert-success { background: #f0fdf4; color: var(--success); border: 1px solid #bbf7d0; }

/* Dashboard */
.dash-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px; background: var(--surface); border-bottom: 1px solid var(--border);
}
.dash-header h1 { font-size: 16px; margin: 0; }
.dash-header button { width: auto; padding: 8px 14px; }

.tabs {
  display: flex; gap: 4px; max-width: 900px; margin: 0 auto; padding: 12px 20px 0;
}
.tab-btn {
  border: none; background: none; padding: 10px 16px; font-size: 13px; font-weight: 600;
  color: var(--text-secondary); cursor: pointer; border-radius: 8px 8px 0 0;
  border-bottom: 2px solid transparent;
}
.tab-btn.active { color: var(--primary); border-bottom-color: var(--primary); }
.tab-btn:hover:not(.active) { color: var(--text); }

.dash-body { max-width: 900px; margin: 0 auto; padding: 20px; }
.tab-panel[hidden] { display: none; }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
  padding: 18px; margin-bottom: 18px;
}
.card h2 { font-size: 15px; margin: 0 0 16px; }

.field-row { display: flex; gap: 12px; }
.field-row .field { flex: 1; }

.hint { font-size: 12px; color: var(--text-secondary); margin: -10px 0 14px; }
.bump-form { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--border); }
.bump-form .field-row { align-items: flex-end; }
.checks { gap: 18px; margin-bottom: 14px; }
.check { flex: none !important; flex-direction: row !important; align-items: center; gap: 6px; font-size: 13px; color: var(--text); }
.check input { width: auto; }
.bump-form button + button { margin-left: 10px; width: auto; }
.bump-form button { width: auto; }
.link-btn { background: none; border: none; color: var(--danger); cursor: pointer; font-size: 12px; padding: 0; }
.link-btn-edit { background: none; border: none; color: var(--primary); cursor: pointer; font-size: 12px; padding: 0; margin-right: 10px; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); }
th { color: var(--text-secondary); font-weight: 500; }
.badge { padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 600; }
.badge-paid { background: #f0fdf4; color: var(--success); }
.badge-pending { background: #fffbeb; color: #b45309; }
.badge-other { background: #f3f4f6; color: var(--text-secondary); }