:root {
  --bg: #0a0d10;
  --bg-panel: #12171c;
  --bg-card: #181f26;
  --border: #232b33;
  --text: #eef2f5;
  --text-dim: #8a97a3;
  --accent: #c6ff3d;
  --accent-dim: #8fbf2a;
  --accent2: #00d4ff;
  --gruen: #3ddc84;
  --gelb: #ffcc4d;
  --rot: #ff5c5c;
  --radius: 14px;
}

* { box-sizing: border-box; }

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

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  background: linear-gradient(180deg, rgba(10,13,16,0.98), rgba(10,13,16,0.85));
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
}

.topbar h1 {
  margin: 0;
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.topbar h1::before {
  content: "●";
  color: var(--accent);
  margin-right: 10px;
  font-size: 0.8em;
}

.topbar-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-dim);
}

#refresh-btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 999px;
  width: 32px;
  height: 32px;
  cursor: pointer;
  font-size: 1rem;
  transition: transform 0.4s ease, border-color 0.2s ease;
}
#refresh-btn:hover { border-color: var(--accent); }
#refresh-btn.spinning { transform: rotate(360deg); }

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 28px 80px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.kpi-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px;
}

.kpi-tile {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  position: relative;
  overflow: hidden;
}
.kpi-tile::after {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--accent);
}
.kpi-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  margin-bottom: 6px;
}
.kpi-value {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.01em;
}
.kpi-value small { font-size: 0.9rem; font-weight: 600; color: var(--text-dim); }

.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
}

.panel h2 {
  margin: 0 0 16px;
  font-size: 1rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--accent);
}

.two-col {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 24px;
}
@media (max-width: 860px) {
  .two-col { grid-template-columns: 1fr; }
}

.chart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 18px;
}
.chart-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px 6px;
}
.chart-card h3 {
  margin: 0 0 8px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.chart-card canvas { max-height: 220px; }

.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.tab-btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 8px 16px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 700;
  transition: all 0.15s ease;
}
.tab-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #0a0d10;
}

table.plan-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}
table.plan-table th {
  text-align: left;
  color: var(--text-dim);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--border);
  padding: 8px 10px;
}
table.plan-table td {
  padding: 9px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
table.plan-table tr:last-child td { border-bottom: none; }
table.plan-table td.notiz-zelle {
  color: var(--text-dim);
  font-size: 0.83rem;
  max-width: 340px;
}
table.plan-table td.uebung-zelle { font-weight: 700; }

.reha-card {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.reha-card:last-child { border-bottom: none; }
.reha-dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  margin-top: 5px;
  flex-shrink: 0;
}
.reha-dot.gruen { background: var(--gruen); box-shadow: 0 0 8px var(--gruen); }
.reha-dot.gelb { background: var(--gelb); box-shadow: 0 0 8px var(--gelb); }
.reha-dot.rot { background: var(--rot); box-shadow: 0 0 8px var(--rot); }
.reha-bereich { font-weight: 800; margin-bottom: 2px; }
.reha-problem { font-size: 0.8rem; color: var(--text-dim); margin-bottom: 4px; }
.reha-status { font-size: 0.85rem; }

.pr-list {
  list-style: none;
  margin: 0; padding: 0;
  counter-reset: pr;
}
.pr-list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}
.pr-list li:last-child { border-bottom: none; }
.pr-list .pr-uebung::before {
  counter-increment: pr;
  content: counter(pr) ".";
  color: var(--accent);
  font-weight: 800;
  margin-right: 8px;
  width: 1.4em;
  display: inline-block;
}
.pr-gewicht {
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  color: var(--accent);
}

.notiz-feed { display: flex; flex-direction: column; gap: 14px; }
.notiz-item {
  border-left: 2px solid var(--accent2);
  padding: 2px 0 2px 16px;
}
.notiz-datum {
  font-size: 0.72rem;
  color: var(--accent2);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}
.notiz-text { font-size: 0.88rem; color: var(--text); line-height: 1.5; }

.error-banner {
  position: fixed;
  bottom: 20px; left: 50%;
  transform: translateX(-50%);
  background: var(--rot);
  color: #1a0000;
  font-weight: 700;
  padding: 12px 20px;
  border-radius: 10px;
  z-index: 100;
}

.leer { color: var(--text-dim); font-size: 0.85rem; font-style: italic; }

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.login-card {
  width: 100%;
  max-width: 340px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.login-title {
  margin: 0 0 20px;
  font-size: 1.2rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.01em;
}
.login-title::before {
  content: "●";
  color: var(--accent);
  margin-right: 10px;
  font-size: 0.8em;
}
.login-card label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  margin-top: 10px;
}
.login-card input {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 0.95rem;
  margin-top: 6px;
}
.login-card input:focus {
  outline: none;
  border-color: var(--accent);
}
.login-card button {
  margin-top: 20px;
  background: var(--accent);
  color: #0a0d10;
  border: none;
  border-radius: 8px;
  padding: 12px;
  font-weight: 800;
  font-size: 0.95rem;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.login-error {
  background: rgba(255, 92, 92, 0.12);
  border: 1px solid var(--rot);
  color: var(--rot);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 0.85rem;
  margin-bottom: 4px;
}

.logout-link {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.8rem;
}
.logout-link:hover { color: var(--accent); }

.score-row {
  display: flex;
  align-items: center;
  gap: 36px;
  flex-wrap: wrap;
}
.score-big {
  font-size: 4rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
  min-width: 110px;
  font-variant-numeric: tabular-nums;
}
.score-bars {
  flex: 1;
  min-width: 280px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.score-bar-row {
  display: grid;
  grid-template-columns: 1fr 2fr auto;
  align-items: center;
  gap: 12px;
  font-size: 0.82rem;
}
.score-bar-label { color: var(--text-dim); }
.score-bar-gewicht { opacity: 0.6; font-size: 0.75em; }
.score-bar-track {
  background: var(--bg-card);
  border-radius: 999px;
  height: 8px;
  overflow: hidden;
}
.score-bar-fill {
  background: var(--accent2);
  height: 100%;
  border-radius: 999px;
}
.score-bar-value {
  font-weight: 800;
  text-align: right;
  min-width: 2.8em;
  font-variant-numeric: tabular-nums;
}