:root {
  --bg: #0b0f1a;
  --surface: #131929;
  --card: #1a2236;
  --card2: #1f2a42;
  --accent: #4f8ef7;
  --accent2: #7c5cfc;
  --green: #22d17a;
  --red: #f7546a;
  --yellow: #f7c948;
  --cyan: #22d4d4;
  --text: #e8edf7;
  --muted: #6b7a99;
  --border: rgba(79,142,247,0.16);
  --glow: rgba(79,142,247,0.25);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: 'Rubik', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: linear-gradient(rgba(79,142,247,0.045) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(79,142,247,0.045) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}
.wrapper { position: relative; z-index: 1; max-width: 1280px; margin: 0 auto; padding: 32px 24px; }
.guide-box { margin-bottom: 16px; }
.guide-toggle {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  width: 100%; cursor: pointer; background: var(--card2);
  border: 1px solid rgba(124,92,252,0.3); border-radius: 12px;
  padding: 10px 18px; font-size: 13px; font-weight: 700; color: var(--accent2);
  transition: all 0.2s; font-family: inherit;
}
.guide-toggle:hover { background: rgba(124,92,252,0.15); }
.guide-toggle .arrow { transition: transform 0.3s; font-size: 10px; }
.guide-toggle.open .arrow { transform: rotate(180deg); }
.guide-panel {
  display: none; background: var(--card); border: 1px solid rgba(124,92,252,0.25);
  border-radius: 16px; padding: 24px; margin-top: 12px; margin-bottom: 28px;
  animation: fadeUp 0.25s ease;
}
.guide-panel.show { display: block; }
.guide-panel h2 { font-size: 18px; color: var(--accent2); margin-bottom: 6px; }
.subtitle, .guide-section p { color: var(--muted); font-size: 13px; line-height: 1.7; }
.guide-section { margin-top: 18px; }
.guide-section h3 { color: var(--accent); font-size: 13px; margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.4px; }
.guide-section code {
  display: block; background: #0d1220; border: 1px solid var(--border); border-radius: 8px;
  padding: 12px 16px; font-family: 'Space Mono', monospace; font-size: 12px;
  color: var(--green); overflow-x: auto; direction: ltr; text-align: left;
}
.guide-note { background: rgba(247,201,72,0.08); border: 1px solid rgba(247,201,72,0.22); border-radius: 10px; padding: 12px 16px; color: var(--yellow); font-size: 13px; margin-top: 14px; }
.header { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 22px; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo-icon { width: 44px; height: 44px; border-radius: 12px; background: linear-gradient(135deg, var(--accent), var(--accent2)); display: flex; align-items: center; justify-content: center; font-size: 22px; box-shadow: 0 0 20px var(--glow); }
.logo-text h1 { font-size: 23px; font-weight: 800; background: linear-gradient(135deg, var(--accent), var(--accent2)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; letter-spacing: -0.5px; }
.logo-text p { font-size: 12px; color: var(--muted); margin-top: 2px; }
.status-card { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 11px 16px; color: var(--muted); font-size: 13px; }
.status-card.ok { color: var(--green); border-color: rgba(34,209,122,0.3); }
.status-card.err { color: var(--red); border-color: rgba(247,84,106,0.3); }
.period-bar { display: flex; gap: 12px; justify-content: center; margin-bottom: 28px; }
.period-btn { padding: 12px 36px; border-radius: 50px; border: 1.5px solid var(--border); background: var(--card); color: var(--muted); font-family: inherit; font-size: 15px; font-weight: 700; cursor: pointer; position: relative; overflow: hidden; transition: all 0.25s; }
.period-btn::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, var(--accent), var(--accent2)); opacity: 0; transition: opacity 0.25s; }
.period-btn span { position: relative; z-index: 1; }
.period-btn.active { border-color: transparent; color: white; box-shadow: 0 4px 24px var(--glow); }
.period-btn.active::before { opacity: 1; }
.kpi-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(185px, 1fr)); gap: 16px; margin-bottom: 28px; }
.kpi-card { background: var(--card); border: 1px solid var(--border); border-radius: 18px; padding: 20px 20px 16px; position: relative; overflow: hidden; animation: fadeUp 0.45s ease both; }
.kpi-card::after { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; border-radius: 18px 18px 0 0; background: linear-gradient(90deg, var(--accent), var(--accent2)); }
.kpi-card.green::after { background: var(--green); }
.kpi-card.red::after { background: var(--red); }
.kpi-card.yellow::after { background: var(--yellow); }
.kpi-card.purple::after { background: var(--accent2); }
.kpi-icon { font-size: 28px; margin-bottom: 10px; }
.kpi-label { font-size: 12px; color: var(--muted); font-weight: 600; margin-bottom: 4px; letter-spacing: 0.5px; text-transform: uppercase; }
.kpi-value { font-size: 30px; font-weight: 800; letter-spacing: -1px; }
.kpi-value.blue { color: var(--accent); } .kpi-value.green { color: var(--green); } .kpi-value.red { color: var(--red); } .kpi-value.yellow { color: var(--yellow); } .kpi-value.purple { color: var(--accent2); }
.kpi-unit { font-size: 13px; color: var(--muted); margin-top: 3px; }
.charts-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 24px; }
.charts-row.single { grid-template-columns: 1fr; }
.chart-card, .table-card { background: var(--card); border: 1px solid var(--border); border-radius: 18px; padding: 24px; animation: fadeUp 0.45s ease both; }
.chart-card h3, .table-card h3 { font-size: 15px; font-weight: 700; margin-bottom: 20px; color: var(--text); display: flex; align-items: center; gap: 8px; }
.badge { font-size: 11px; padding: 2px 8px; border-radius: 20px; background: var(--card2); color: var(--muted); font-weight: 600; }
.chart-wrap { position: relative; min-height: 210px; }
.chart-wrap canvas { width: 100% !important; }
.donut-wrap { display: flex; flex-direction: column; align-items: center; }
.donut-canvas { width: 240px; height: 240px; }
.macro-legend { margin-top: 16px; display: flex; gap: 20px; flex-wrap: wrap; justify-content: center; font-size: 13px; }
.legend-item { display: flex; align-items: center; gap: 6px; }
.legend-dot { width: 10px; height: 10px; border-radius: 50%; }
.chart-fallback { display: none; color: var(--yellow); font-size: 13px; line-height: 1.5; }
.table-card { overflow-x: auto; margin-bottom: 24px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
thead tr { background: var(--card2); }
th { padding: 12px 14px; text-align: right; font-size: 11px; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; border-bottom: 1px solid var(--border); white-space: nowrap; }
td { padding: 12px 14px; border-bottom: 1px solid rgba(79,142,247,0.07); color: var(--text); white-space: nowrap; }
tr:hover td { background: rgba(79,142,247,0.05); }
.pill { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 12px; font-weight: 700; }
.pill.high, .pill.success { background: rgba(34,209,122,0.15); color: var(--green); }
.pill.medium { background: rgba(247,201,72,0.15); color: var(--yellow); }
.pill.low, .pill.error { background: rgba(247,84,106,0.15); color: var(--red); }
.pill.source { background: rgba(79,142,247,0.15); color: var(--accent); }
.num-cal { color: var(--yellow); font-weight: 800; }
.num-protein { color: var(--green); font-weight: 800; }
.num-fat { color: var(--red); font-weight: 800; }
.footer { margin-top: 32px; text-align: center; font-size: 12px; color: var(--muted); }
.empty { color: var(--muted); padding: 18px; text-align: center; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: translateY(0); } }
@media (max-width: 900px) { .charts-row { grid-template-columns: 1fr; } .period-bar { flex-wrap: wrap; } .period-btn { flex: 1; min-width: 95px; padding: 11px 18px; } .wrapper { padding: 22px 14px; } }