/* ── Tokens ─────────────────────────────────────────────────────────── */
:root {
  --ground: #FBFBFA;
  --surface: #FFFFFF;
  --sunk: #F0F2F2;
  --ink: #171D1F;
  --ink-2: #4B5658;
  --ink-3: #7B8789;
  --rule: #DDE2E1;
  --rule-strong: #C4CCCB;
  --accent: #00697D;
  --accent-soft: #E2EFF2;
  --on-accent: #FFFFFF;
  --s1: #00829B;
  --s2: #BC5518;
  --s1-fill: rgba(0, 130, 155, .13);
  --shadow: 0 1px 2px rgba(23, 29, 31, .05), 0 6px 18px -12px rgba(23, 29, 31, .28);

  --font-ui: "Avenir Next", Avenir, "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-doc: Charter, "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --font-num: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;

  --r: 10px;
  --r-sm: 7px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ground: #14181A; --surface: #1C2224; --sunk: #101416;
    --ink: #E7EBEB; --ink-2: #A4AFB1; --ink-3: #78868A;
    --rule: #2C3537; --rule-strong: #3D4749;
    --accent: #35A3BC; --accent-soft: #16303A; --on-accent: #0B1416;
    --s1: #35A3BC; --s2: #D07A3E; --s1-fill: rgba(53, 163, 188, .16);
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 6px 18px -12px rgba(0, 0, 0, .8);
  }
}
:root[data-theme="light"] {
  --ground: #FBFBFA; --surface: #FFFFFF; --sunk: #F0F2F2;
  --ink: #171D1F; --ink-2: #4B5658; --ink-3: #7B8789;
  --rule: #DDE2E1; --rule-strong: #C4CCCB;
  --accent: #00697D; --accent-soft: #E2EFF2; --on-accent: #FFFFFF;
  --s1: #00829B; --s2: #BC5518; --s1-fill: rgba(0, 130, 155, .13);
  --shadow: 0 1px 2px rgba(23,29,31,.05), 0 6px 18px -12px rgba(23,29,31,.28);
}
:root[data-theme="dark"] {
  --ground: #14181A; --surface: #1C2224; --sunk: #101416;
  --ink: #E7EBEB; --ink-2: #A4AFB1; --ink-3: #78868A;
  --rule: #2C3537; --rule-strong: #3D4749;
  --accent: #35A3BC; --accent-soft: #16303A; --on-accent: #0B1416;
  --s1: #35A3BC; --s2: #D07A3E; --s1-fill: rgba(53,163,188,.16);
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 6px 18px -12px rgba(0,0,0,.8);
}

/* ── Base ───────────────────────────────────────────────────────────── */
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.55;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}
h1, h2, h3 { margin: 0; font-weight: 600; text-wrap: balance; line-height: 1.25; }
p { margin: 0; }
button { font: inherit; color: inherit; cursor: pointer; }
input, select, textarea { font: inherit; color: inherit; font-size: 16px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 3px; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }

.eyebrow { font-size: 11px; letter-spacing: .11em; text-transform: uppercase; color: var(--ink-3); font-weight: 600; }
.num { font-family: var(--font-num); font-variant-numeric: tabular-nums; }
.hint { font-size: 13.5px; color: var(--ink-3); line-height: 1.5; }
.ttl { font-size: 17px; }

/* ── Shell ──────────────────────────────────────────────────────────── */
.shell { max-width: 760px; margin: 0 auto; padding: 0 14px 80px; }

.masthead { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding: 22px 0 14px; }
.masthead h1 { font-size: 19px; letter-spacing: -.01em; }
.masthead .dx { font-size: 12px; color: var(--ink-3); }
.saveflag { font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); opacity: 0; transition: opacity .35s ease; text-align: right; }
.saveflag.on { opacity: 1; }
.saveflag.err { color: var(--s2); opacity: 1; letter-spacing: .02em; text-transform: none; font-size: 12.5px; }

.tabs {
  position: sticky; top: 0; z-index: 20;
  display: flex; gap: 2px; overflow-x: auto; scrollbar-width: none;
  background: var(--ground); border-bottom: 1px solid var(--rule); margin-bottom: 20px;
}
.tabs::-webkit-scrollbar { display: none; }

/* Am Handy nur Heute, Verlauf, Update plus „Mehr" — sechs Register passen
   auf 375 px nicht ohne Gedränge. Ab 620 px ist Platz für alle. */
.only-wide { display: none; }
.only-narrow { display: inline-flex; }
.more { position: relative; flex: 0 0 auto; margin-left: auto; }
.more-menu {
  position: absolute; right: 0; top: 100%; z-index: 30; min-width: 160px;
  display: flex; flex-direction: column; padding: 4px;
  background: var(--surface); border: 1px solid var(--rule);
  border-radius: var(--r); box-shadow: var(--shadow);
}
.more-menu button {
  background: none; border: 0; text-align: left; white-space: nowrap;
  padding: 11px 12px; font-size: 15px; color: var(--ink); border-radius: var(--r-sm);
}
.more-menu button[aria-current="page"] { color: var(--accent); font-weight: 600; }
.more-menu button:hover { background: var(--sunk); }

@media (min-width: 620px) {
  .only-wide { display: inline-flex; }
  .only-narrow { display: none; }
}
.tab {
  flex: 0 0 auto; background: none; border: 0;
  padding: 12px 12px 11px; font-size: 14.5px; font-weight: 500;
  color: var(--ink-3); border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap;
}
.tab:hover { color: var(--ink); }
.tab[aria-current="page"] { color: var(--accent); border-bottom-color: var(--accent); }

/* ── Cards & fields ─────────────────────────────────────────────────── */
.stack { display: flex; flex-direction: column; gap: 14px; }
.card {
  background: var(--surface); border: 1px solid var(--rule);
  border-radius: var(--r); padding: 15px; box-shadow: var(--shadow);
  display: flex; flex-direction: column; gap: 14px;
}
.card > header { display: flex; flex-direction: column; gap: 3px; }

.field { display: flex; flex-direction: column; gap: 8px; }
.field > label, .flabel { font-size: 12px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--ink-2); }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 480px) { .grid2 { grid-template-columns: 1fr; } }

.tin, .tarea {
  width: 100%; background: var(--sunk); border: 1px solid var(--rule);
  border-radius: var(--r-sm); padding: 10px 11px; min-height: 44px;
}
.tarea { resize: vertical; min-height: 70px; line-height: 1.5; }

/* segmented control — touch sized */
.seg { display: flex; flex-wrap: wrap; gap: 6px; }
.seg button {
  background: var(--sunk); border: 1px solid var(--rule); border-radius: 999px;
  padding: 9px 15px; min-height: 42px; font-size: 15px; color: var(--ink-2);
  transition: background .12s ease, color .12s ease, border-color .12s ease;
}
.seg button:hover { border-color: var(--rule-strong); }
.seg button[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: var(--on-accent); font-weight: 600; }
.seg.tight button { padding: 8px 13px; min-height: 40px; font-size: 14.5px; }

/* slider */
.slider { display: flex; align-items: center; gap: 14px; }
.slider input[type=range] { flex: 1; appearance: none; background: none; height: 30px; margin: 0; }
.slider input[type=range]::-webkit-slider-runnable-track { height: 7px; border-radius: 999px; background: var(--track, var(--sunk)); border: 1px solid var(--rule); }
.slider input[type=range]::-webkit-slider-thumb {
  appearance: none; width: 27px; height: 27px; border-radius: 50%;
  background: var(--surface); border: 2px solid var(--accent); margin-top: -11px;
  box-shadow: 0 1px 3px rgba(0,0,0,.25);
}
.slider input[type=range]::-moz-range-track { height: 7px; border-radius: 999px; background: var(--track, var(--sunk)); border: 1px solid var(--rule); }
.slider input[type=range]::-moz-range-thumb { width: 25px; height: 25px; border-radius: 50%; background: var(--surface); border: 2px solid var(--accent); box-shadow: 0 1px 3px rgba(0,0,0,.25); }
.slider .readout { font-family: var(--font-num); font-size: 18px; font-weight: 600; min-width: 48px; text-align: right; font-variant-numeric: tabular-nums; }
.slider .readout .of { font-size: 12px; color: var(--ink-3); font-weight: 400; }

/* buttons */
.btn { background: var(--sunk); border: 1px solid var(--rule); border-radius: var(--r-sm); padding: 10px 15px; min-height: 44px; font-size: 15px; font-weight: 500; transition: border-color .12s ease, background .12s ease; }
.btn:hover { border-color: var(--rule-strong); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); font-weight: 600; }
.btn.primary:hover { filter: brightness(1.07); }
.btn.quiet { background: none; border-color: transparent; color: var(--ink-3); padding: 8px 10px; min-height: 40px; font-size: 14px; }
.btn.quiet:hover { color: var(--ink); }
.btn.danger { color: var(--s2); }
.row { display: flex; flex-wrap: wrap; gap: 9px; align-items: center; }
.row.end { justify-content: flex-end; }
.spacer { flex: 1; }

/* date bar */
.datebar { display: flex; align-items: center; gap: 8px; background: var(--surface); border: 1px solid var(--rule); border-radius: var(--r); padding: 8px 10px; box-shadow: var(--shadow); }
.datebar .lbl { flex: 1; display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.datebar .lbl strong { font-size: 15.5px; font-weight: 600; }
.datebar .nav { background: var(--sunk); border: 1px solid var(--rule); border-radius: var(--r-sm); width: 44px; height: 44px; display: grid; place-items: center; font-size: 17px; flex: 0 0 auto; }
.datebar .nav[disabled] { opacity: .35; cursor: default; }
.datebar input[type=date] { background: none; border: 0; padding: 0; font-size: 12.5px; color: var(--ink-3); font-family: var(--font-num); width: 100%; min-height: 0; }

/* exercise blocks */
.ex { border: 1px solid var(--rule); border-radius: var(--r); overflow: hidden; }
.ex + .ex { margin-top: 10px; }
.ex > .head { display: flex; gap: 12px; align-items: flex-start; padding: 12px; background: var(--surface); }
.ex .thumb { width: 48px; height: 48px; border-radius: var(--r-sm); object-fit: cover; border: 1px solid var(--rule); flex: 0 0 auto; background: var(--sunk); }
.ex .meta { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.ex .meta strong { font-size: 15.5px; font-weight: 600; }
.ex .dose { font-size: 12.5px; color: var(--ink-3); font-family: var(--font-num); }
.ex .tip { font-size: 13.5px; color: var(--ink-2); font-style: italic; }
.ex > .body { padding: 0 12px 12px; display: flex; flex-direction: column; gap: 12px; background: var(--surface); }
.ex.done > .head { background: var(--accent-soft); }
.wk { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-family: var(--font-num); color: var(--ink-3); }
.wk .bar { width: 46px; height: 5px; border-radius: 999px; background: var(--sunk); overflow: hidden; border: 1px solid var(--rule); }
.wk .bar i { display: block; height: 100%; background: var(--s1); }

.chip { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600; border-radius: 999px; padding: 4px 10px; border: 1px solid var(--rule-strong); color: var(--ink-2); background: var(--sunk); }

/* charts */
.chartbox { display: flex; flex-direction: column; gap: 8px; }
.scroller { overflow-x: auto; overflow-y: hidden; position: relative; -webkit-overflow-scrolling: touch; }
.legend { display: flex; flex-wrap: wrap; gap: 14px; font-size: 12.5px; color: var(--ink-2); }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 13px; height: 3px; border-radius: 2px; display: inline-block; }
.tip-pop { position: absolute; pointer-events: none; z-index: 5; background: var(--surface); border: 1px solid var(--rule-strong); border-radius: var(--r-sm); padding: 7px 9px; font-size: 12.5px; line-height: 1.45; box-shadow: var(--shadow); white-space: nowrap; opacity: 0; transition: opacity .1s ease; }
.tip-pop.on { opacity: 1; }
.tip-pop b { font-family: var(--font-num); font-variant-numeric: tabular-nums; }
.empty { border: 1px dashed var(--rule-strong); border-radius: var(--r); padding: 22px 16px; text-align: center; color: var(--ink-3); font-size: 13.5px; }

/* day log */
.log { display: flex; flex-direction: column; }
.log button { display: grid; grid-template-columns: 76px 1fr auto; gap: 10px; align-items: center; background: none; border: 0; border-top: 1px solid var(--rule); padding: 12px 2px; text-align: left; width: 100%; min-height: 48px; }
.log button:first-child { border-top: 0; }
.log button:hover { background: var(--sunk); }
.log .d { font-family: var(--font-num); font-size: 12.5px; color: var(--ink-3); }
.log .vals { display: flex; gap: 12px; align-items: center; font-family: var(--font-num); font-size: 14px; min-width: 0; }
.log .vals span { display: inline-flex; align-items: center; gap: 5px; flex: 0 0 auto; }
.log .vals i { width: 8px; height: 8px; border-radius: 50%; flex: 0 0 auto; }
.log .note { font-size: 12.5px; color: var(--ink-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-family: var(--font-ui); min-width: 0; }

/* tiles */
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; }
.tile { background: var(--sunk); border: 1px solid var(--rule); border-radius: var(--r); padding: 11px 12px; display: flex; flex-direction: column; gap: 3px; }
.tile .k { font-size: 11px; letter-spacing: .07em; text-transform: uppercase; color: var(--ink-3); font-weight: 600; }
.tile .v { font-family: var(--font-num); font-size: 22px; font-weight: 600; font-variant-numeric: tabular-nums; line-height: 1.1; }
.tile .s { font-size: 12px; color: var(--ink-3); }

/* ── Document register ──────────────────────────────────────────────── */
.doc { background: var(--surface); border: 1px solid var(--rule); border-radius: var(--r); box-shadow: var(--shadow); padding: 28px 26px; font-family: var(--font-doc); font-size: 15.5px; line-height: 1.62; }
@media (max-width: 480px) { .doc { padding: 20px 16px; } }
.doc h2 { font-family: var(--font-doc); font-size: 23px; font-weight: 600; letter-spacing: -.01em; }
.doc h3 { font-family: var(--font-ui); font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); font-weight: 600; padding-bottom: 6px; border-bottom: 1px solid var(--rule); }
.doc section { display: flex; flex-direction: column; gap: 10px; margin-top: 26px; }
.doc .dochead { display: flex; flex-direction: column; gap: 4px; }
.doc .subtitle { font-family: var(--font-ui); font-size: 13px; color: var(--ink-3); }
.doc dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 5px 16px; }
.doc dt { color: var(--ink-2); }
.doc dd { margin: 0; font-family: var(--font-num); font-variant-numeric: tabular-nums; }
.doc ul { margin: 0; padding-left: 20px; display: flex; flex-direction: column; gap: 6px; }
.doc table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
.doc th { text-align: left; font-family: var(--font-ui); font-size: 11px; letter-spacing: .07em; text-transform: uppercase; color: var(--ink-3); font-weight: 600; padding: 0 8px 6px 0; border-bottom: 1px solid var(--rule); }
.doc td { padding: 8px 8px 8px 0; border-bottom: 1px solid var(--rule); vertical-align: top; }
.doc td.n { font-family: var(--font-num); font-variant-numeric: tabular-nums; white-space: nowrap; }
.doc .flag { color: var(--s2); font-family: var(--font-ui); font-size: 12px; font-weight: 600; }
.doc blockquote { margin: 0; padding-left: 13px; border-left: 2px solid var(--rule-strong); color: var(--ink-2); font-size: 14.5px; }

.footnote { margin-top: 28px; padding-top: 14px; border-top: 1px solid var(--rule); font-size: 12px; color: var(--ink-3); line-height: 1.5; }

/* ── Print ──────────────────────────────────────────────────────────── */
@media print {
  :root { --surface: #fff; --ground: #fff; --ink: #000; --ink-2: #333; --ink-3: #555; --rule: #bbb; --rule-strong: #999; }
  body { background: #fff; color: #000; }
  .tabs, .masthead, .noprint, .footnote { display: none !important; }
  .shell { max-width: none; padding: 0; }
  .doc { border: 0; box-shadow: none; padding: 0; font-size: 11.5pt; }
  .doc section { break-inside: avoid; margin-top: 20px; }
  .doc tr { break-inside: avoid; }
  .printonly { display: block !important; }
}
.printonly { display: none; }