/* Lehrpläne · design tokens.
   Monochrome UI, orange as a sparse accent, course colours as small markers only. */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');
:root { color-scheme: light dark;
  --bg:#FFFFFF; --sidebar:#F7F7F7; --surface:#F4F4F4; --ink:#171717; --muted:#666666; --line:#E5E5E5;
  --accent:#FF7A00; --accent-text:#C2410C; --accent-soft:#FFF1E6; --brand:#123B82;
  --ok:#1A7F37; --warn:#9A6700; --ok-soft:#E8F5EC; --warn-soft:#FFF5D6; --hover:rgba(0,0,0,.04);
  --fr:#1F4FD8; --ma:#B5E61D;
  --r-card:8px; --r-dialog:12px; --content-max:1040px; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --bg:#171717; --sidebar:#212121; --surface:#2F2F2F; --ink:#F5F5F5;
  --muted:#B4B4B4; --line:#383838; --accent-text:#FF7A00; --accent-soft:#3A2410; --hover:rgba(255,255,255,.06);
  --ok:#3FB950; --warn:#D29922; --ok-soft:#17301F; --warn-soft:#332810;} }
:root[data-theme="dark"] { --bg:#171717; --sidebar:#212121; --surface:#2F2F2F; --ink:#F5F5F5;
  --muted:#B4B4B4; --line:#383838; --accent-text:#FF7A00; --accent-soft:#3A2410; --hover:rgba(255,255,255,.06);
  --ok:#3FB950; --warn:#D29922; --ok-soft:#17301F; --warn-soft:#332810;}
* { box-sizing: border-box; }
html, body { margin:0; background:var(--bg); color:var(--ink); font:16px/1.55 Inter, system-ui, -apple-system, sans-serif; }
p { margin:0 0 12px; } h1,h2,h3,h4 { margin:0; font-weight:600; letter-spacing:-.01em; }
h1 { font-size:clamp(28px,4vw,36px); line-height:1.15; letter-spacing:-.025em; }
h2 { font-size:24px; line-height:1.25; margin:48px 0 12px; }
h3 { font-size:18px; margin:28px 0 8px; } h4 { font-size:16px; margin:16px 0 6px; }
a { color:var(--accent-text); }
/* page frame: top bar with brand and tabs, content column */
.top { position:sticky; top:0; z-index:3; display:flex; align-items:center; gap:24px; height:64px; padding:0 24px;
  background:var(--bg); border-bottom:1px solid var(--line); }
.brand { font-weight:700; letter-spacing:.02em; text-transform:uppercase; font-size:14px; color:var(--brand); text-decoration:none; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .brand { color:var(--ink); } }
:root[data-theme="dark"] .brand { color:var(--ink); }
.tabs { display:flex; gap:4px; overflow-x:auto; }
.tabs a { padding:8px 12px; border-radius:6px; color:var(--ink); text-decoration:none; font-weight:500; white-space:nowrap; }
.tabs a:hover { background:var(--hover); }
.tabs a[aria-current="page"] { background:var(--accent-soft); color:var(--accent-text); font-weight:600; }
main { max-width:var(--content-max); margin:0 auto; padding:48px 24px 96px; }
.eyebrow { font-size:12px; font-weight:500; text-transform:uppercase; letter-spacing:.06em; color:var(--muted); margin:0 0 8px; }
.lead { font-size:18px; color:var(--muted); max-width:720px; }
.hint { font-size:14px; color:var(--muted); } .small { font-size:12px; }
/* blocks */
.card { border:1px solid var(--line); border-radius:var(--r-card); padding:16px; }
.surface { background:var(--surface); border-radius:var(--r-card); padding:16px; }
.grid2 { display:grid; gap:16px; } @media (min-width:760px){ .grid2 { grid-template-columns:1fr 1fr; } }
.toc { display:flex; flex-wrap:wrap; gap:8px; margin:24px 0 0; padding:0; list-style:none; }
.toc a { display:inline-block; padding:6px 12px; border:1px solid var(--line); border-radius:6px; color:var(--ink); text-decoration:none; font-size:14px; }
.toc a:hover { border-color:var(--accent); }
.marker { display:inline-flex; align-items:center; gap:6px; font-size:12px; font-weight:500; text-transform:uppercase; letter-spacing:.06em; color:var(--muted); }
.marker::before { content:''; width:10px; height:10px; background:var(--c, var(--accent)); }
.fr { --c:var(--fr); } .ma { --c:var(--ma); }
.code { font:600 12px/1 ui-monospace, Menlo, monospace; padding:3px 6px; border-radius:4px; background:var(--surface); color:var(--ink); white-space:nowrap; }
.tag { display:inline-flex; align-items:center; min-height:22px; padding:0 8px; border-radius:999px; font-size:12px; font-weight:600;
  background:var(--accent-soft); color:var(--accent-text); white-space:nowrap; }
.tag.ok { background:var(--ok-soft); color:var(--ok); } .tag.muted { background:var(--surface); color:var(--muted); }
/* tables: lines only, no zebra */
table { width:100%; border-collapse:collapse; font-size:14px; margin:8px 0 16px; }
th, td { text-align:left; vertical-align:top; padding:10px 8px; border-bottom:1px solid var(--line); }
th { font-size:12px; font-weight:600; text-transform:uppercase; letter-spacing:.04em; color:var(--muted); }
.table-wrap { overflow-x:auto; }
details { border-top:1px solid var(--line); padding:12px 0; } details:last-of-type { border-bottom:1px solid var(--line); }
summary { cursor:pointer; font-weight:600; list-style:none; display:flex; gap:8px; align-items:baseline; }
summary::-webkit-details-marker { display:none; }
summary::before { content:'+'; color:var(--muted); width:1em; } details[open] > summary::before { content:'−'; }
.note { border-left:4px solid var(--accent); background:var(--accent-soft); padding:12px 16px; border-radius:0 var(--r-card) var(--r-card) 0; font-size:14px; }
footer { max-width:var(--content-max); margin:0 auto; padding:24px; border-top:1px solid var(--line); font-size:12px; color:var(--muted); }
:focus-visible { outline:2px solid var(--accent-text); outline-offset:2px; }
@media print { .top { position:static; } details > * { display:block; } }
/* phones: header wraps, tighter frame */
@media (max-width:600px) {
  .top { gap:12px; padding:8px 16px; height:auto; min-height:56px; flex-wrap:wrap; }
  .brand { font-size:12px; }
  main { padding:32px 16px 72px; }
}

:root[data-theme="light"] { color-scheme: light; } :root[data-theme="dark"] { color-scheme: dark; }
/* theme switch */
.theme { margin-left:auto; display:flex; gap:2px; border:1px solid var(--line); border-radius:8px; padding:2px; }
.theme button { font:inherit; font-size:13px; border:0; background:none; color:var(--muted); padding:4px 10px; border-radius:6px; cursor:pointer; }
.theme button[aria-pressed="true"] { background:var(--surface); color:var(--ink); font-weight:600; }
/* curriculum */
.meta { display:grid; grid-template-columns:max-content 1fr; gap:4px 16px; font-size:14px; margin:16px 0; }
.meta dt { color:var(--muted); } .meta dd { margin:0; }
.filter { display:flex; flex-wrap:wrap; gap:8px; align-items:center; margin:24px 0 8px; position:sticky; top:64px; background:var(--bg); padding:8px 0; z-index:2; border-bottom:1px solid var(--line); }
.filter button { font:inherit; font-size:14px; border:1px solid var(--line); background:var(--bg); color:var(--ink); padding:4px 12px; border-radius:6px; cursor:pointer; }
.filter button[aria-pressed="true"] { border-color:var(--accent); background:var(--accent-soft); color:var(--accent-text); font-weight:600; }
.legend { display:flex; flex-wrap:wrap; gap:16px; font-size:13px; color:var(--muted); margin-left:auto; }
.legend span { display:inline-flex; gap:6px; align-items:center; }
.kb { margin-top:56px; } .ha { margin-top:32px; color:var(--muted); font-size:15px; text-transform:uppercase; letter-spacing:.04em; }
.komp { border:1px solid var(--line); border-radius:var(--r-card); padding:16px; margin:12px 0; scroll-margin-top:130px; }
.komp-head { display:flex; gap:12px; align-items:baseline; flex-wrap:wrap; }
.komp-title { font-weight:600; margin:8px 0 4px; }
.komp-qv, .lv-qv { font-size:12px; color:var(--muted); }
.komp-qv a, .lv-qv a { color:var(--muted); }
.src { font-size:12px; margin-left:auto; }
.stem { color:var(--muted); font-size:14px; margin:12px 0 4px; }
.lv { display:grid; grid-template-columns:28px 1fr; gap:4px 12px; padding:8px 0; border-top:1px solid var(--line); }
.lv:first-of-type { border-top:0; }
.lv-lit { font-weight:700; text-align:center; border-radius:4px; padding:1px 0; background:var(--z); color:#171717; height:fit-content; }
.lv ul { margin:0; padding-left:18px; } .lv li { margin:0 0 4px; }
.lv-badges { grid-column:2; display:flex; gap:6px; flex-wrap:wrap; }
.z1 { --z:#F2D4B8; } .z2 { --z:#C9DDF2; } .z3 { --z:#D2E8C4; }
.lv.ga { box-shadow:inset 3px 0 0 var(--ink); padding-left:6px; }
.headline { font-weight:600; margin:16px 0 4px; }
img.f { vertical-align:middle; background:#fff; border-radius:2px; padding:1px; }
body.only-1 .lv:not(.z1), body.only-2 .lv:not(.z2), body.only-3 .lv:not(.z3) { display:none; }
.subjects { list-style:none; padding:0; margin:16px 0; display:grid; gap:8px; } @media(min-width:760px){ .subjects { grid-template-columns:1fr 1fr; } }
.subjects a { display:flex; justify-content:space-between; gap:12px; padding:12px 16px; border:1px solid var(--line); border-radius:var(--r-card); color:var(--ink); text-decoration:none; }
.subjects a:hover { border-color:var(--accent); }
@media (max-width:640px) { .theme button { padding:4px 6px; } .filter { top:auto; position:static; } }
/* phones: no horizontal overflow */
.lv { grid-template-columns:28px minmax(0,1fr); } .meta dd { overflow-wrap:anywhere; min-width:0; }
main, .komp, .komp-title, .lv ul { overflow-wrap:anywhere; }
@media (max-width:640px) {
  .top { flex-wrap:wrap; height:auto; padding:8px 12px; row-gap:8px; position:static; }
  .tabs { order:3; width:100%; } .theme { margin-left:auto; }
  main { padding:24px 16px 64px; } .meta { grid-template-columns:1fr; gap:0 0; } .meta dt { margin-top:8px; }
  .legend { margin-left:0; width:100%; } .komp { padding:12px; } .src { margin-left:0; }
}