:root {
  --bg: #f5f6f8;
  --card-bg: #ffffff;
  --text: #1a1d23;
  --muted: #6b7280;
  --border: #e5e7eb;
  --accent: #00a6c0;
  --accent-dark: #00607b;
  --accent-light: #e3f5f8;
  --danger: #d64545;
  --success: #1a8754;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 32px;
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
}

.topbar h1 { font-size: 20px; margin: 0; }

.tabs { display: flex; gap: 8px; }

.tab-btn {
  padding: 8px 16px;
  border: none;
  background: transparent;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  color: var(--muted);
}

.tab-btn.active { background: var(--accent-light); color: var(--accent); font-weight: 600; }

.topbar select {
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
}

main { padding: 24px 32px; max-width: 1200px; margin: 0 auto; }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.dash-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.dash-toolbar select, .dash-toolbar input {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
}
.custom-date-range {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}

.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-tile {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
}

.stat-tile .value { font-size: 28px; font-weight: 700; }
.stat-tile .label { font-size: 13px; color: var(--muted); margin-top: 4px; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
  gap: 20px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
}

.card h2 { font-size: 15px; margin: 0 0 16px 0; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; }

.bar-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; font-size: 13px; }
.bar-label { width: 190px; flex-shrink: 0; color: var(--text); }
.bar-track { flex: 1; background: #eef1f5; border-radius: 4px; height: 20px; overflow: hidden; }
.bar-fill { background: var(--accent); height: 100%; border-radius: 4px; transition: width 0.3s; }
.bar-value { width: auto; min-width: 36px; text-align: right; color: var(--muted); flex-shrink: 0; white-space: nowrap; }
.bar-percent { color: var(--muted); font-size: 12px; }

.followup-group-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 14px 0 6px 0;
}
.followup-group-title:first-child { margin-top: 0; }

.followup-item {
  display: flex;
  justify-content: space-between;
  padding: 8px 6px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  cursor: pointer;
  border-radius: 6px;
}
.followup-item:hover { background: var(--accent-light); }
.followup-item:last-child { border-bottom: none; }
.followup-item.overdue .fdate { color: var(--danger); font-weight: 600; }
.followup-item.today { background: var(--accent-light); }
.followup-item.today .fdate { color: var(--accent-dark); font-weight: 700; }
.followup-empty { color: var(--muted); font-size: 13px; }

.toolbar { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 16px; }
.toolbar input, .toolbar select {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
}
.toolbar input { flex: 1; min-width: 200px; }

.primary-btn {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
}
.primary-btn:hover { background: var(--accent-dark); }
.secondary-btn {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
}
.danger-btn {
  background: #fff;
  color: var(--danger);
  border: 1px solid var(--danger);
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
}

.table-wrap {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow-x: auto;
}

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); white-space: nowrap; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; }
tbody tr { cursor: pointer; }
tbody tr:hover { background: var(--accent-light); }
td.notes-cell { white-space: normal; max-width: 220px; color: var(--muted); }

.badge { padding: 3px 8px; border-radius: 100px; font-size: 11px; font-weight: 600; }
.badge-yes { background: #e6f4ea; color: var(--success); }
.badge-no { background: #f1f2f4; color: var(--muted); }

.status-badge { padding: 3px 10px; border-radius: 100px; font-size: 12px; font-weight: 600; white-space: nowrap; }

.overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.4);
  display: flex; align-items: center; justify-content: center; z-index: 10;
}
.overlay.hidden { display: none; }

.modal {
  background: #fff; border-radius: 12px; padding: 24px;
  width: 480px; max-width: 90vw; max-height: 85vh; overflow-y: auto;
}
.modal h2 { margin-top: 0; }
.modal p { font-size: 13px; color: var(--muted); }

.invite-code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-align: center;
  background: var(--accent-light);
  color: var(--accent-dark);
  padding: 16px;
  border-radius: 8px;
  margin: 16px 0;
}

#contactForm label {
  display: block; font-size: 13px; color: var(--muted); margin-bottom: 12px;
}
#contactForm input[type=text], #contactForm input[type=date], #contactForm select, #contactForm textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px;
  font-size: 14px; margin-top: 4px; font-family: inherit;
}

#importOverlay label {
  display: block; font-size: 13px; color: var(--muted); margin: 16px 0 12px 0;
}
#importOverlay input[type=file] {
  width: 100%; margin-top: 4px; font-size: 13px;
}
#importResult { font-size: 13px; }
#importResult .import-summary { color: var(--success); margin-bottom: 8px; }
#importResult ul { margin: 0; padding-left: 18px; color: var(--muted); max-height: 150px; overflow-y: auto; }

.checkbox-row { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 12px; }
.checkbox-row label { display: flex; align-items: center; gap: 6px; font-size: 13px; }
.checkbox-row input { width: auto; }

.form-actions { display: flex; align-items: center; gap: 8px; margin-top: 16px; }
.spacer { flex: 1; }
.hidden { display: none !important; }

.user-info {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--muted);
}
.user-info .user-name { color: var(--text); font-weight: 600; }
.user-info .role-badge {
  padding: 2px 8px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 600;
  background: var(--accent-light);
  color: var(--accent-dark);
}

.auth-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}
.auth-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
  width: 380px;
  max-width: 90vw;
}
.auth-card h1 { font-size: 20px; margin: 0 0 20px 0; text-align: center; }
.auth-tabs { display: flex; gap: 8px; margin-bottom: 20px; }
.auth-tab-btn {
  flex: 1;
  padding: 8px 12px;
  border: none;
  background: var(--bg);
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  color: var(--muted);
}
.auth-tab-btn.active { background: var(--accent-light); color: var(--accent-dark); font-weight: 600; }
.auth-form label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 12px; }
.auth-form input {
  width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px;
  font-size: 14px; margin-top: 4px; font-family: inherit;
}
.auth-form .primary-btn { width: 100%; padding: 10px; margin-top: 4px; }
.auth-error { color: var(--danger); font-size: 13px; margin-bottom: 12px; min-height: 1em; }
.auth-success { color: var(--success); font-size: 13px; margin-bottom: 12px; }

.link-btn {
  display: block;
  width: 100%;
  background: none;
  border: none;
  color: var(--accent-dark);
  font-size: 13px;
  text-align: center;
  cursor: pointer;
  padding: 10px 0 0 0;
}
.link-btn:hover { text-decoration: underline; }