:root {
  --bg: #eef2f8;
  --panel: #ffffff;
  --text: #172033;
  --muted: #6a768d;
  --line: #d9e0ec;
  --primary: #2954e8;
  --primary-soft: #e9efff;
  --danger: #c5384e;
  --danger-soft: #fdecef;
  --success: #2f7d46;
  --success-soft: #e8f5ea;
  --warning: #a26300;
  --warning-soft: #fff4e1;
  --radius: 18px;
  --shadow: 0 8px 24px rgba(20,32,60,.06);
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 16px;
  --space-lg: 24px;
}
* { box-sizing: border-box; }
body { margin:0; font-family: Inter, Arial, sans-serif; background: var(--bg); color: var(--text); }
body.density-compact { font-size: 15px; }
body.density-compact .panel { padding: 14px; }
body.density-compact .nav-pill { padding: 10px 14px; }
a { color: inherit; }
.app-shell { max-width: 1280px; margin: 0 auto; padding: var(--space-lg); }
.site-header { display:flex; gap:var(--space-lg); justify-content:space-between; align-items:flex-start; margin-bottom:var(--space-lg); }
.site-heading { min-width: 200px; }
.header-meta { display:flex; flex-direction:column; align-items:flex-end; gap:var(--space-md); }
h1, h2 { margin:0; }
h1 { font-size: 2.2rem; }
h2 { font-size: 1.1rem; margin-bottom: var(--space-sm); }
.subtle { margin:4px 0 0; color: var(--muted); }
.top-nav { display:flex; flex-wrap:wrap; gap:10px; justify-content:flex-end; }
.nav-pill { display:inline-flex; align-items:center; padding:12px 16px; background:#dfe5f1; color:var(--text); border-radius:14px; text-decoration:none; font-weight:700; }
.nav-pill:hover { background:#d6deee; }
.nav-pill.is-active { background: var(--primary); color:#fff; }
.nav-pill-secondary { background:#617089; color:#fff; }
.profile-chip { display:flex; align-items:center; gap:12px; }
.profile-chip-name { font-weight:800; }
.profile-chip-mail { color:var(--muted); font-size:.92rem; }
.avatar-img, .avatar-fallback { width:48px; height:48px; border-radius:50%; object-fit:cover; }
.avatar-fallback { display:flex; align-items:center; justify-content:center; background:var(--primary-soft); color:var(--primary); font-weight:800; }
.alert { padding:14px 16px; border-radius:14px; margin-bottom:16px; font-weight:600; }
.alert-success { background: var(--success-soft); color: var(--success); }
.alert-error { background: var(--danger-soft); color: var(--danger); }
.alert-warning { background: var(--warning-soft); color: var(--warning); }
.panel { background: var(--panel); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; margin-bottom: var(--space-lg); }
.grid { display:grid; gap:var(--space-md); }
.grid-kpis { display:grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--space-md); margin-bottom: var(--space-lg); }
.kpi-card h2 { color: var(--muted); font-size:1rem; font-weight:700; }
.kpi-value { margin-top:8px; font-size:2.1rem; font-weight:800; line-height:1; }
.kpi-meta { margin-top:10px; color: var(--muted); font-size:.95rem; }
.kpi-trend.up { color: var(--danger); }
.kpi-trend.down { color: var(--success); }
.page-actions, .section-heading { display:flex; justify-content:space-between; align-items:center; gap:12px; flex-wrap:wrap; margin-bottom: var(--space-md); }
.back-link { text-decoration:none; font-weight:700; color: var(--primary); }
.form-grid { display:grid; gap:var(--space-md); grid-template-columns: repeat(2, minmax(0, 1fr)); }
.form-row-wide { grid-column: 1 / -1; }
label { display:block; font-weight:700; margin-bottom:6px; }
input, select, textarea, button { font:inherit; }
input[type="text"], input[type="email"], input[type="password"], input[type="datetime-local"], input[type="date"], input[type="number"], select, textarea, input[type="file"] {
  width:100%; border:1px solid var(--line); border-radius:14px; padding:14px 14px; background:#fff; color:var(--text);
}
textarea { min-height: 100px; resize: vertical; }
.field-help { font-size:.85rem; color: var(--muted); margin-top:6px; }
.field-error { color: var(--danger); font-size:.9rem; margin-top:6px; }
.button-row { display:flex; gap:12px; flex-wrap:wrap; align-items:center; }
.btn { display:inline-flex; align-items:center; justify-content:center; padding:13px 18px; border:0; border-radius:14px; text-decoration:none; cursor:pointer; font-weight:800; }
.btn-primary { background: var(--primary); color:#fff; }
.btn-secondary { background:#dfe5f1; color:var(--text); }
.btn-danger { background: var(--danger); color:#fff; }
.quick-switch { display:flex; gap:10px; overflow:auto; padding-bottom:6px; }
.quick-switch button { white-space:nowrap; }
.metric-group { display:none; }
.metric-group.is-visible { display:block; }
.metrics-grid { display:grid; gap:var(--space-md); grid-template-columns: repeat(2, minmax(0,1fr)); }
.filter-grid { display:grid; grid-template-columns: repeat(2, minmax(0, 1fr)) auto; gap:var(--space-sm); align-items:end; }
.entries-filter { grid-template-columns: repeat(3, minmax(0, 1fr)) auto; }
.chart-grid { display:grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap:var(--space-md); margin-top:var(--space-lg); }
.chart-card canvas { width:100% !important; height:260px !important; }
.chart-card.chart-wide { grid-column: 1 / -1; }
.table-wrap { overflow:auto; }
table { width:100%; border-collapse: collapse; }
th, td { text-align:left; padding:14px 12px; border-bottom:1px solid var(--line); vertical-align:top; }
th { color: var(--muted); font-size:.92rem; }
.cards-list { display:grid; gap:12px; }
.cards-list.mobile-only { display:none; }
.cards-list.cards-list-always { display:grid; }
.entry-card, .day-card { background:#fff; border:1px solid var(--line); border-radius:16px; padding:16px; }
.entry-top { display:flex; justify-content:space-between; gap:10px; margin-bottom:10px; align-items:flex-start; }
.entry-metrics { display:grid; gap:8px; grid-template-columns: repeat(2, minmax(0,1fr)); }
.metric-line strong { display:block; color: var(--muted); font-size:.85rem; margin-bottom:3px; }
.metric-warning { color: var(--danger); font-weight:700; }
.inline-note { color: var(--muted); font-size:.92rem; }
.entry-note { margin: 12px 0; }
.badge { display:inline-flex; align-items:center; padding:8px 12px; border-radius:999px; font-size:.85rem; font-weight:700; }
.badge-default { background:#eef3fb; color:#51627e; }
.badge-fasting { background:#ebf4ff; color:#2158c5; }
.badge-before-meal { background:#eef7ed; color:#317b3f; }
.badge-after-meal { background:#fff3e5; color:#9a5a00; }
.badge-before-sleep { background:#f4edff; color:#6d43c7; }
.badge-after-waking { background:#edf7ff; color:#2d6b8f; }
.badge-after-sport { background:#ffeef1; color:#b1264e; }
.badge-symptoms { background:#ffe8e8; color:#b52f2f; }
.badge-other { background:#f1f2f5; color:#525c68; }
.icon-actions { display:flex; gap:10px; align-items:center; margin-top: 10px; }
.icon-link, .button-link { background:#eef3fb; border:none; border-radius:10px; padding:8px 10px; text-decoration:none; cursor:pointer; }
.auth-shell { max-width: 520px; margin: 40px auto; padding: 16px; }
.auth-card h1 { margin-bottom:8px; }
.auth-footer { margin-top: 12px; color: var(--muted); }
.import-report { display:grid; grid-template-columns: repeat(3,1fr); gap:12px; margin-top:12px; }
.import-badge { background:#f4f6fb; border-radius:16px; padding:16px; text-align:center; }
.profile-grid { display:grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap:var(--space-lg); }
.profile-media { margin-bottom: var(--space-md); }
.profile-preview { width: 112px; height:112px; object-fit:cover; border-radius:24px; display:block; }
.profile-preview-fallback { display:flex; align-items:center; justify-content:center; background:var(--primary-soft); color:var(--primary); font-size:2rem; font-weight:800; }
.empty-state { color: var(--muted); }
@media (max-width: 980px) {
  .site-header { flex-direction:column; align-items:stretch; }
  .header-meta { align-items:stretch; }
  .top-nav { justify-content:flex-start; }
  .form-grid, .metrics-grid, .filter-grid, .entries-filter, .profile-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .app-shell { padding: 16px; }
  h1 { font-size: 1.8rem; }
  .grid-kpis { grid-template-columns: 1fr; }
  .chart-grid { grid-template-columns: 1fr; }
  .table-wrap.desktop-only { display:none; }
  .cards-list.mobile-only { display:grid; }
  .cards-list.cards-list-always { display:grid; }
  .entry-metrics { grid-template-columns: 1fr; }
}