/* Gesundheitscockpit – Anthrazit-Metallic mit Smaragd */
:root {
  --bg: #121417;
  --bg-2: #16181b;
  --card: #1d2024;
  --card-2: #24282d;
  --line: #2f343a;
  --text: #eef1f3;
  --muted: #98a1a9;
  --faint: #6b747c;
  --accent: #22c08a;
  --accent-2: #7cf2c4;
  --accent-deep: #0b8a5f;
  --warn: #f2b84b;
  --danger: #ef6a6a;
  --sys: #7cf2c4;
  --dia: #5aa9f0;
  --radius: 18px;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  color-scheme: dark;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; height: 100%; }
body {
  background: radial-gradient(120% 60% at 20% 0%, #23272c 0%, var(--bg) 60%) fixed;
  color: var(--text);
  font: 16px/1.4 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }
h1, h2, h3 { margin: 0; font-weight: 650; letter-spacing: -0.01em; }
h1 { font-size: 28px; }
h2 { font-size: 18px; }
h3 { font-size: 15px; color: var(--muted); font-weight: 600; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.error { color: var(--danger); min-height: 1.4em; font-size: 14px; }

/* Splash */
.splash { position: fixed; inset: 0; display: grid; place-content: center; justify-items: center; gap: 10px; color: var(--muted); }
.splash img { border-radius: 18px; }

/* Login */
.login { max-width: 380px; margin: 0 auto; padding: calc(60px + var(--safe-top)) 24px 40px; text-align: center; }
.login-icon { border-radius: 20px; box-shadow: 0 10px 30px #0008; margin-bottom: 14px; }
.login form { margin-top: 26px; text-align: left; display: grid; gap: 14px; }

/* Layout */
.app { min-height: 100%; }
.view { padding: calc(14px + var(--safe-top)) 16px calc(96px + var(--safe-bottom)); max-width: 640px; margin: 0 auto; outline: none; }
.demo-banner { position: sticky; top: 0; z-index: 5; background: #3a2f12; color: var(--warn); font-size: 12px; text-align: center; padding: calc(4px + var(--safe-top)) 8px 4px; }
.demo-banner + .view { padding-top: 14px; }

/* Tabbar */
.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 10;
  display: grid; grid-template-columns: repeat(4, 1fr);
  padding: 6px 8px calc(6px + var(--safe-bottom));
  background: rgba(22, 24, 27, 0.88);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  border-top: 1px solid var(--line);
}
.tabbar button {
  background: none; border: 0; color: var(--faint); font: inherit; font-size: 11px;
  display: grid; justify-items: center; gap: 3px; padding: 6px 0; cursor: pointer;
}
.tabbar svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.tabbar button.active { color: var(--accent-2); }
.tabbar button.active svg path:first-child { fill: rgba(34, 192, 138, 0.18); }

/* Cards */
.card {
  background: linear-gradient(180deg, var(--card-2), var(--card));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 14px;
  box-shadow: 0 6px 20px #0004;
}
.card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; gap: 8px; }
.card-head .sub { color: var(--muted); font-size: 13px; }
.badge {
  font-size: 13px; font-weight: 600; padding: 3px 10px; border-radius: 99px;
  background: #2c3137; color: var(--muted);
}
.badge.done { background: rgba(34, 192, 138, 0.18); color: var(--accent-2); }

/* Hero */
.hero { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 4px 2px 16px; }
.date-nav { display: flex; align-items: center; gap: 6px; }
.date-nav .weekday { color: var(--muted); font-size: 14px; }
.date-nav .date { font-size: 24px; font-weight: 700; letter-spacing: -0.02em; }
.icon-btn {
  width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--line);
  background: var(--card); color: var(--text); font-size: 18px; line-height: 1; cursor: pointer;
}
.icon-btn:disabled { opacity: 0.3; }
.today-link { font-size: 13px; color: var(--accent-2); background: none; border: 0; padding: 0; cursor: pointer; margin-top: 2px; }

.ring { position: relative; width: 68px; height: 68px; flex: none; }
.ring svg { width: 68px; height: 68px; transform: rotate(-90deg); }
.ring .track { stroke: #2c3137; }
.ring .bar { stroke: url(#ringGrad); stroke-linecap: round; transition: stroke-dashoffset .5s ease; }
.ring .label { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; font-weight: 700; font-size: 17px; }
.ring .label small { display: block; font-size: 10px; color: var(--muted); font-weight: 500; }

.streak { display: flex; gap: 8px; margin: -4px 2px 14px; flex-wrap: wrap; }
.chip { font-size: 13px; padding: 5px 11px; border-radius: 99px; background: #23272c; border: 1px solid var(--line); color: var(--muted); }
.chip strong { color: var(--text); }
.chip.good { border-color: rgba(34,192,138,.45); }

/* Fields */
.field { display: grid; gap: 6px; }
.field > span { font-size: 13px; color: var(--muted); }
input, textarea, select {
  width: 100%; font: inherit; font-size: 17px; color: var(--text);
  background: #14171a; border: 1px solid var(--line); border-radius: 12px;
  padding: 11px 12px; outline: none; transition: border-color .15s, box-shadow .15s;
}
input:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(34,192,138,.2); }
input.invalid { border-color: var(--danger); box-shadow: 0 0 0 3px rgba(239,106,106,.18); }
input.saved { border-color: rgba(34,192,138,.55); }
textarea { min-height: 70px; resize: vertical; font-size: 16px; }
.input-unit { position: relative; }
.input-unit em { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); font-style: normal; color: var(--faint); font-size: 14px; pointer-events: none; }
.input-unit input { padding-right: 46px; }

.row { display: grid; gap: 12px; }
.bp { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
.bp label { display: grid; gap: 5px; font-size: 12px; color: var(--muted); }
.bp input { text-align: center; font-variant-numeric: tabular-nums; }
.bp-time { font-size: 12px; color: var(--faint); margin-top: -4px; }

.toggle {
  width: 100%; display: flex; align-items: center; gap: 12px; text-align: left;
  font: inherit; font-size: 16px; color: var(--text);
  background: #14171a; border: 1px solid var(--line); border-radius: 12px; padding: 12px; cursor: pointer;
}
.toggle .dot {
  width: 26px; height: 26px; border-radius: 50%; border: 2px solid var(--faint); flex: none;
  display: grid; place-content: center; transition: all .15s;
}
.toggle.on { border-color: rgba(34,192,138,.55); background: rgba(34,192,138,.08); }
.toggle.on .dot { background: var(--accent); border-color: var(--accent); }
.toggle.on .dot::after { content: ""; width: 10px; height: 6px; border-left: 2.5px solid #06281c; border-bottom: 2.5px solid #06281c; transform: rotate(-45deg) translate(1px, -1px); }
.toggle small { display: block; color: var(--faint); font-size: 12px; }

.segmented { display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; }
.segmented button {
  font: inherit; font-size: 13px; padding: 10px 2px; border-radius: 10px; cursor: pointer;
  background: #14171a; border: 1px solid var(--line); color: var(--muted);
}
.segmented button.on { background: rgba(34,192,138,.16); border-color: var(--accent); color: var(--text); }

.range-wrap { display: grid; gap: 6px; }
.range-head { display: flex; justify-content: space-between; font-size: 13px; color: var(--muted); }
.range-head strong { color: var(--text); font-size: 15px; }
input[type=range] { -webkit-appearance: none; appearance: none; padding: 0; height: 30px; background: none; border: 0; box-shadow: none; }
input[type=range]::-webkit-slider-runnable-track { height: 6px; border-radius: 3px; background: linear-gradient(90deg, var(--accent), var(--warn), var(--danger)); }
input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 26px; height: 26px; border-radius: 50%; background: #fff; margin-top: -10px; box-shadow: 0 2px 8px #0008; }
input[type=range]::-moz-range-track { height: 6px; border-radius: 3px; background: linear-gradient(90deg, var(--accent), var(--warn), var(--danger)); }
input[type=range]::-moz-range-thumb { width: 26px; height: 26px; border-radius: 50%; background: #fff; border: 0; }
input[type=range].unset::-webkit-slider-thumb { background: #555c63; }

/* Buttons */
.btn {
  font: inherit; font-size: 16px; font-weight: 600; border-radius: 12px; padding: 12px 16px; cursor: pointer;
  border: 1px solid var(--line); background: var(--card-2); color: var(--text);
}
.btn.primary { background: linear-gradient(180deg, #2fd39b, var(--accent-deep)); border-color: transparent; color: #04241a; }
.btn.danger { color: var(--danger); }
.btn.link { background: none; border: 0; color: var(--accent-2); font-weight: 500; }
.btn.block { width: 100%; }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; }

/* Konstanz */
.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 14px; }
.stat { background: linear-gradient(180deg, var(--card-2), var(--card)); border: 1px solid var(--line); border-radius: 16px; padding: 14px; }
.stat .num { font-size: 30px; font-weight: 750; letter-spacing: -0.03em; line-height: 1.1; }
.stat .num small { font-size: 15px; font-weight: 600; color: var(--muted); margin-left: 3px; }
.stat .lbl { font-size: 13px; color: var(--muted); margin-top: 2px; }

.quota { display: grid; gap: 10px; }
.quota-row { display: grid; grid-template-columns: 148px 1fr 40px; align-items: center; gap: 10px; font-size: 14px; }
.quota-row .bar { height: 8px; border-radius: 4px; background: #2c3137; overflow: hidden; }
.quota-row .bar i { display: block; height: 100%; border-radius: 4px; background: linear-gradient(90deg, var(--accent-deep), var(--accent-2)); }
.quota-row .val { text-align: right; color: var(--muted); font-variant-numeric: tabular-nums; }

.heatmap { display: grid; grid-template-columns: 18px 1fr; gap: 6px; }
.heatmap .wd { display: grid; grid-template-rows: repeat(7, 1fr); gap: 4px; font-size: 10px; color: var(--faint); }
.heatmap .wd span { display: flex; align-items: center; }
.heatmap .grid { display: grid; grid-auto-flow: column; grid-template-rows: repeat(7, 1fr); gap: 4px; }
.heatmap .cell { aspect-ratio: 1; border-radius: 4px; background: #22262b; border: 0; padding: 0; cursor: pointer; }
.heatmap .cell.future { background: transparent; cursor: default; }
.heatmap .cell.l1 { background: #144a37; }
.heatmap .cell.l2 { background: #18684b; }
.heatmap .cell.l3 { background: #1b8a62; }
.heatmap .cell.l4 { background: #22b07c; }
.heatmap .cell.l5 { background: #6ff0bd; }
.heatmap .cell.today { outline: 2px solid #fff; outline-offset: 1px; }
.months { display: flex; justify-content: space-between; font-size: 11px; color: var(--faint); margin: 0 0 6px 24px; }
.legend { display: flex; align-items: center; gap: 4px; justify-content: flex-end; font-size: 11px; color: var(--faint); margin-top: 10px; }
.legend i { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }

/* Verlauf */
.seg-small { display: inline-flex; background: #14171a; border: 1px solid var(--line); border-radius: 10px; padding: 3px; }
.seg-small button { font: inherit; font-size: 13px; border: 0; background: none; color: var(--muted); padding: 5px 12px; border-radius: 8px; cursor: pointer; }
.seg-small button.on { background: var(--card-2); color: var(--text); }
.chart { width: 100%; height: auto; display: block; }
.chart text { fill: var(--faint); font-size: 10px; }
.chart .grid { stroke: #2a2e33; stroke-width: 1; }
.kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 10px; }
.kpi { background: #14171a; border: 1px solid var(--line); border-radius: 12px; padding: 9px 10px; }
.kpi b { display: block; font-size: 17px; font-variant-numeric: tabular-nums; }
.kpi span { font-size: 11px; color: var(--muted); }
.chart-legend { display: flex; gap: 14px; font-size: 12px; color: var(--muted); margin-top: 8px; flex-wrap: wrap; }
.chart-legend i { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 5px; vertical-align: -1px; }
.empty { color: var(--faint); font-size: 14px; text-align: center; padding: 26px 0; }

/* Mehr */
.list { display: grid; gap: 10px; }
.hint { font-size: 13px; color: var(--muted); background: #14171a; border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; }
.times { display: grid; gap: 6px; font-size: 14px; }
.times div { display: flex; justify-content: space-between; border-bottom: 1px solid var(--line); padding: 6px 0; }
.times div:last-child { border: 0; }

/* Toast */
.toast {
  position: fixed; left: 50%; bottom: calc(86px + var(--safe-bottom)); transform: translate(-50%, 20px);
  background: #2b3036; color: var(--text); border: 1px solid var(--line); padding: 9px 16px; border-radius: 99px;
  font-size: 14px; opacity: 0; pointer-events: none; transition: all .25s; z-index: 20; white-space: nowrap;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.err { border-color: var(--danger); color: #ffd0d0; }

@media (min-width: 560px) {
  .stats { grid-template-columns: repeat(4, 1fr); }
}