/* IBK Health Tracker — Kundenbereich Corporate Design */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg: #EFE9DF;
  --bg-card: #E8E3D9;
  --bg-card2: #E0DAD0;
  --border: #DDD9D3;
  --text: #332E28;
  --text-muted: #8A8A87;
  --accent: #0891B2;
  --accent-dark: #0E7490;
  --accent-light: #E0F2F7;
  --red: #C0392B;
  --red-light: #FDECEA;
  --orange: #E67E22;
  --orange-light: #FEF3E2;
  --green: #27AE60;
  --green-light: #EAF7EF;
  --nav-height: 56px;
  --radius: 4px;
  --shadow: 0 1px 4px rgba(51,46,40,0.1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; }

body {
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

/* ── Navigation ─────────────────────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  background: var(--accent);
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 16px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo img { height: 28px; width: auto; }

.nav-brand {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 500;
  color: #fff;
  opacity: 0.9;
  white-space: nowrap;
}

.nav-tabs {
  display: flex;
  gap: 4px;
  flex: 1;
}

.nav-tab {
  height: 40px;
  padding: 0 16px;
  border: none;
  border-radius: var(--radius);
  background: transparent;
  color: rgba(255,255,255,0.8);
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
  min-width: 44px;
  min-height: 44px;
}

.nav-tab:hover { background: rgba(255,255,255,0.15); color: #fff; }
.nav-tab.active { background: rgba(255,255,255,0.25); color: #fff; font-weight: 600; }

.nav-user {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255,255,255,0.85);
  font-size: 13px;
}

.btn-logout {
  height: 32px;
  padding: 0 12px;
  border: 1px solid rgba(255,255,255,0.4);
  border-radius: var(--radius);
  background: transparent;
  color: rgba(255,255,255,0.9);
  font-size: 13px;
  cursor: pointer;
  min-height: 44px;
}
.btn-logout:hover { background: rgba(255,255,255,0.15); }

/* ── Layout ─────────────────────────────────────────────────────────────── */
.main { padding: 24px 16px; max-width: 1200px; margin: 0 auto; }

.page { display: none; }
.page.active { display: block; }

/* ── Cards ──────────────────────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

.card-title {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 16px;
  font-family: 'JetBrains Mono', monospace;
}

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ── Alerts ─────────────────────────────────────────────────────────────── */
.alert-bar {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}

.alert {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  border-left: 4px solid;
}

.alert.red { background: var(--red-light); border-color: var(--red); color: var(--red); }
.alert.orange { background: var(--orange-light); border-color: var(--orange); color: var(--orange); }
.alert.green { background: var(--green-light); border-color: var(--green); color: var(--green); }

/* ── Stat Boxes ─────────────────────────────────────────────────────────── */
.stat-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  text-align: left;
}
.stat-value {
  font-size: 28px;
  font-weight: 700;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text);
  line-height: 1;
}
.stat-label { font-size: 12px; color: var(--text-muted); margin-top: 4px; font-weight: 500; }
.stat-unit { font-size: 14px; font-weight: 400; color: var(--text-muted); }

/* ── Forms ──────────────────────────────────────────────────────────────── */
.form-section { margin-bottom: 32px; }
.form-section-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
.form-group { display: flex; flex-direction: column; gap: 4px; }
.form-group label { font-size: 12px; font-weight: 600; color: var(--text-muted); }

input[type="text"], input[type="number"], input[type="date"], input[type="password"],
select, textarea {
  height: 44px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  width: 100%;
  transition: border-color 0.15s;
}
textarea { height: 80px; padding: 10px 12px; resize: vertical; }
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
}

/* ── Fokus-Chips ─────────────────────────────────────────────────────────── */
.fokus-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border: 1.5px solid var(--border);
  border-radius: 20px;
  font-size: 13px;
  color: var(--text-muted);
  cursor: pointer;
  background: var(--bg);
  transition: all 0.15s;
  user-select: none;
}
.fokus-chip input[type="checkbox"] { display: none; }
.fokus-chip:has(input:checked) {
  border-color: var(--accent);
  background: rgba(8,145,178,0.08);
  color: var(--accent);
  font-weight: 600;
}

/* ── Toggle Buttons ─────────────────────────────────────────────────────── */
.toggle-btn {
  height: auto;
  min-height: 52px;
  padding: 8px 14px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  justify-content: center;
  min-width: 80px;
}
.supp-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.2;
}
.supp-detail {
  font-size: 10px;
  font-weight: 400;
  color: var(--text-muted);
  line-height: 1.3;
  text-align: left;
}
.toggle-btn.on .supp-name { color: var(--green); }
.toggle-btn.on .supp-detail { color: var(--green); opacity: 0.75; }
.toggle-btn.on {
  border-color: var(--green);
  background: var(--green-light);
  color: var(--green);
}
.toggle-btn.on-red {
  border-color: var(--red);
  background: var(--red-light);
  color: var(--red);
}

/* Star Rating */
.star-rating { display: flex; gap: 6px; }
.star {
  font-size: 24px;
  cursor: pointer;
  color: var(--border);
  line-height: 1;
  transition: color 0.1s;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.star.active { color: var(--accent); }

/* ── Supplement Toggles ─────────────────────────────────────────────────── */
.supp-grid { display: flex; flex-wrap: wrap; gap: 8px; }
.supp-btn {
  height: 44px;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text-muted);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  gap: 6px;
}
.supp-btn.on { border-color: var(--green); background: var(--green-light); color: var(--green); }
.supp-check { font-size: 16px; }

/* ── Buttons ────────────────────────────────────────────────────────────── */
.btn {
  height: 44px;
  padding: 0 20px;
  border: none;
  border-radius: var(--radius);
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); }
.btn-secondary { background: var(--bg-card2); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--border); }
.btn-sm { height: 36px; padding: 0 14px; font-size: 13px; }

/* ── Tables ─────────────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th {
  text-align: left;
  padding: 10px 12px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--bg-card2); }

/* ── Ampel Badges ───────────────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 99px;
  font-size: 12px;
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
}
.badge-ok { background: var(--green-light); color: var(--green); }
.badge-warn { background: var(--orange-light); color: var(--orange); }
.badge-high { background: var(--red-light); color: var(--red); }
.badge-neutral { background: var(--bg-card2); color: var(--text-muted); }

/* ── Heatmap ────────────────────────────────────────────────────────────── */
.heatmap {
  display: grid;
  grid-template-columns: repeat(7, 30px) 22px;
  grid-auto-rows: auto;
  gap: 3px;
  margin-top: 8px;
}
.heatmap-label {
  height: 18px;
  display: flex; align-items: center; justify-content: center;
  font-size: 9px; font-weight: 700; color: var(--text-muted);
}
.heatmap-day {
  height: 30px;
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 9px; font-weight: 500; cursor: default;
  border: 1px solid var(--border); color: var(--text-muted); background: var(--bg-card2);
}
.heatmap-day.green  { background: var(--green-light);  color: var(--green);  border-color: var(--green); }
.heatmap-day.orange { background: var(--orange-light); color: var(--orange); border-color: var(--orange); }
.heatmap-day.red    { background: var(--red-light);    color: var(--red);    border-color: var(--red); }
.heatmap-badge { display: flex; align-items: center; justify-content: center; font-size: 16px; line-height: 1; }

/* ── Chart Container ────────────────────────────────────────────────────── */
.chart-wrap { position: relative; height: 390px; margin-top: 12px; }

/* ── Fibroscan Zones ────────────────────────────────────────────────────── */
.fibro-stage {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
}
.fibro-f01 { background: var(--green-light); color: var(--green); }
.fibro-f2  { background: #FFF9E6; color: #B7860B; }
.fibro-f3  { background: var(--orange-light); color: var(--orange); }
.fibro-f4  { background: var(--red-light); color: var(--red); }

/* ── Sections (Labor) ───────────────────────────────────────────────────── */
.section-header {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin: 32px 0 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--accent);
}
.section-header:first-child { margin-top: 0; }

/* ── Login Page ─────────────────────────────────────────────────────────── */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
}
.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  width: 100%;
  max-width: 380px;
  box-shadow: var(--shadow);
}
.login-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 32px;
}
.login-logo img { height: 36px; }
.login-title { font-size: 20px; font-weight: 700; }
.login-error {
  background: var(--red-light);
  color: var(--red);
  border: 1px solid #f5c6c2;
  border-radius: var(--radius);
  padding: 10px 14px;
  font-size: 13px;
  margin-bottom: 16px;
  display: none;
}

/* ── Spacers ────────────────────────────────────────────────────────────── */
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.gap-8 { gap: 8px; }
.flex  { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.gap-12 { gap: 12px; }

/* ── Inline Alkohol-Warnung ─────────────────────────────────────────────── */
.alkohol-warning {
  display: none;
  background: var(--red-light);
  color: var(--red);
  border: 1px solid #f5c6c2;
  border-radius: var(--radius);
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 500;
  margin-top: 8px;
}

/* ── Footer ─────────────────────────────────────────────────────────────── */
.footer {
  margin-top: 48px;
  padding: 20px 16px;
  border-top: 1px solid var(--border);
  text-align: left;
  font-size: 12px;
  color: var(--text-muted);
}

/* ── KI-Analyse Result ───────────────────────────────────────────────────── */
.analyse-result { font-size: 13px; line-height: 1.65; color: var(--text); }
.analyse-web h2 {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent-dark);
  border-left: 3px solid var(--accent);
  padding-left: 10px;
  margin: 20px 0 6px;
  letter-spacing: 0.1px;
}
.analyse-web h2:first-child { margin-top: 8px; }
.analyse-web h3 {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  margin: 12px 0 4px;
}
.analyse-web h4 {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin: 8px 0 3px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.analyse-web p { margin-bottom: 6px; }
.analyse-web ul, .analyse-web ol { padding-left: 18px; margin-bottom: 8px; }
.analyse-web li { margin-bottom: 3px; }
.analyse-web table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  margin: 8px 0 12px;
}
.analyse-web th {
  background: var(--bg-card2);
  font-weight: 600;
  padding: 6px 10px;
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  color: var(--text-muted);
  border-bottom: 2px solid var(--border);
}
.analyse-web td {
  padding: 5px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.analyse-web tr:last-child td { border-bottom: none; }
.analyse-truncated {
  color: var(--orange);
  font-size: 11px;
  margin-top: 12px;
}