/* max.nex7.net – Stil der Matura-Unterlagen (PDF) fürs Handy. 04.10.2026.
   Fachfarbe kommt über --f am <body>. Schrift Inter (SIL OFL), liegt in fonts/. */
@font-face { font-family: Inter; src: url(fonts/Inter-Regular.otf) format("opentype"); font-weight: 400; font-display: swap; }
@font-face { font-family: Inter; src: url(fonts/Inter-SemiBold.otf) format("opentype"); font-weight: 600; font-display: swap; }
@font-face { font-family: Inter; src: url(fonts/Inter-Bold.otf) format("opentype"); font-weight: 700; font-display: swap; }

:root { --f: #111; --linie: #e2e2e2; --grau: #f3f3f3; --leise: #666; color-scheme: light;
  /* alte Namen aus den Sommerseiten */
  --border: #e2e2e2; --text-secondary: #444; --text-muted: #666; --surface-1: #fff; --surface-2: #fff;
  --warn-bg: #f3f3f3; --warn-line: #999; --series-1: var(--f); --series-2: #555; --series-3: var(--f); --accent-bg: #f3f3f3; }
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: #fff; color: #111; font: 400 16px/1.5 Inter, "Helvetica Neue", Arial, sans-serif; }
main, .kopf { max-width: 720px; margin: 0 auto; padding: 0 18px; }
main { padding-bottom: 40px; }
b, strong { font-weight: 600; }
a { color: var(--f); }
sub, sup { font-size: .72em; }

/* Kopf wie die erste PDF-Seite */
.kopf { padding-top: 26px; padding-bottom: 10px; }
.fachmarke { margin: 0 0 4px; font-size: 12px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--f); }
.kopf h1 { margin: 0 0 4px; padding-top: 8px; border-top: 5px solid var(--f); font-size: 28px; font-weight: 600;
  letter-spacing: -.02em; line-height: 1.15; }
.kopf p.unter { margin: 0; color: var(--leise); font-size: 14px; }

/* Reiter */
nav.tabs { position: sticky; top: 0; z-index: 10; display: flex; gap: 2px; overflow-x: auto; scrollbar-width: none;
  background: rgba(255,255,255,.96); border-bottom: 1px solid var(--linie); padding: 0 12px;
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
nav.tabs::-webkit-scrollbar { display: none; }
nav.tabs a { flex: none; padding: 11px 9px; color: #555; text-decoration: none; font-size: 14px; font-weight: 600;
  border-bottom: 2px solid transparent; }
nav.tabs a:hover, nav.tabs a:focus { color: var(--f); border-bottom-color: var(--f); }

/* Überschriften */
section { scroll-margin-top: 52px; }
h2, section h2 { margin: 34px 0 8px; padding-top: 12px; border-top: 1px solid #d6d6d6; font-size: 20px; font-weight: 600;
  letter-spacing: -.01em; line-height: 1.25; color: #111; }
h3 { margin: 20px 0 6px; font-size: 16px; font-weight: 600; color: var(--f); }
p { margin: 0 0 10px; }
.klein, .hinweis, .leise { color: var(--leise); font-size: 14px; }
ul.tight, ol.tight { margin: 6px 0 10px; padding-left: 20px; } ul.tight li, ol.tight li { margin-bottom: 4px; }

/* Kästen */
.kasten, .kern { border-left: 4px solid var(--f); background: var(--grau); padding: 11px 14px; margin: 8px 0 12px; font-size: 15px; }
.kern b.lbl, .kasten b.lbl { display: block; margin-bottom: 3px; font-size: 12px; font-weight: 600; letter-spacing: .05em;
  text-transform: uppercase; color: var(--f); }
.warnung { border: 1.5px solid #111; border-radius: 6px; padding: 10px 14px; margin: 8px 0 12px; font-size: 15px; }
.card { margin: 6px 0 12px; font-size: 15px; }
.card > .row:first-child { border-top: 1px solid var(--linie); }
.chain { margin: 8px 0; padding: 9px 12px; border-left: 4px solid var(--f); background: var(--grau);
  font-weight: 600; font-size: 14.5px; }
.pill-ok { color: var(--f); font-weight: 600; } .pill-no { color: #555; font-weight: 600; }

/* Zeilen „Schlüssel – Wert“ wie Tabellenzeilen im PDF */
.row { display: grid; grid-template-columns: minmax(92px, 32%) 1fr; gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--linie); }
.row .k { font-size: 12px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: #555; padding-top: 2px; }

/* Kennzahlen */
.stat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin: 12px 0 16px; }
.stat-tile { border-left: 4px solid var(--f); padding: 4px 12px; }
.stat-tile .value { font-size: 24px; font-weight: 600; letter-spacing: -.02em; color: var(--f); line-height: 1.2; }
.stat-tile .label { font-size: 12.5px; color: var(--leise); }

/* Tabellen */
.tabelle { overflow-x: auto; margin: 6px 0 12px; }
table { border-collapse: collapse; width: 100%; font-size: 14.5px; }
th { text-align: left; font-size: 11.5px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: #555;
  border-bottom: 2px solid var(--f); padding: 6px 10px 6px 0; }
td { border-bottom: 1px solid var(--linie); padding: 7px 10px 7px 0; vertical-align: top; }
.fach { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; vertical-align: 0; }
.marke { display: inline-block; font-size: 11px; font-weight: 600; padding: 1px 8px; border-radius: 10px; color: #fff; background: #555; white-space: nowrap; }
.marke.offen { background: #fff; color: #555; border: 1px solid #999; }

/* Leisten und Zeitleiste aus den PDFs */
.legende { font-size: 12.5px; color: #555; margin: 4px 0 8px; } .legende span { margin-right: 14px; white-space: nowrap; }
.legende i { display: inline-block; width: 20px; height: 8px; border-radius: 2px; background: #555; margin-right: 5px; }
.zeitleiste { overflow-x: auto; margin: 6px 0; } .zeitleiste svg { min-width: 560px; }
a.dl { font-weight: 600; }

/* Lernplan */
.phase { margin: 18px 0 4px; font-size: 12px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: #555; }
.woche { display: grid; grid-template-columns: 96px 1fr; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--linie); font-size: 15px; }
.woche .wk { font-weight: 600; color: var(--f); font-size: 14px; }
.woche .wk span { display: block; font-weight: 400; color: var(--leise); font-size: 12.5px; }
.woche .dazu { color: var(--leise); font-size: 13.5px; margin-top: 2px; }
.woche.jetzt { border-left: 4px solid var(--f); background: var(--grau); padding-left: 10px; padding-right: 10px; }
.woche.jetzt .wk::after { content: "diese Woche"; display: inline-block; margin-top: 4px; font-size: 11px; font-weight: 600;
  padding: 1px 8px; border-radius: 10px; color: #fff; background: var(--f); }
.woche.vorbei { opacity: .45; }

/* Karten-Trainer */
.filter { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0 12px; }
.filter button { font: 600 13px Inter, Arial, sans-serif; padding: 6px 12px; border-radius: 16px; border: 1px solid #bbb;
  background: #fff; color: #333; cursor: pointer; }
.filter button.on { background: var(--f); border-color: var(--f); color: #fff; }
.trainer { border: 1px solid var(--linie); border-top: 4px solid var(--f); padding: 16px; }
.trainer .meta { font-size: 12px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: #777; margin-bottom: 10px; }
.trainer .q { font-size: 18px; font-weight: 600; line-height: 1.35; margin-bottom: 12px; }
.trainer .a { border-left: 4px solid var(--f); background: var(--grau); padding: 10px 14px; font-size: 15.5px; }
.trainer .a.hidden { display: none; }
.btns { display: flex; gap: 8px; margin-top: 14px; }
.btns button { flex: 1; font: 600 15px Inter, Arial, sans-serif; padding: 12px; border-radius: 6px; border: 0; cursor: pointer; }
.btn-show { background: var(--f); color: #fff; } .btn-next { background: #111; color: #fff; }
.btn-ghost { background: #fff; color: #333; border: 1px solid #bbb !important; }

/* Prüfungsfragen */
details.frage { border-bottom: 1px solid var(--linie); }
details.frage:first-of-type { border-top: 1px solid var(--linie); }
details.frage summary { list-style: none; cursor: pointer; padding: 11px 26px 11px 0; font-weight: 600; font-size: 15px; position: relative; }
details.frage summary::-webkit-details-marker { display: none; }
details.frage summary::after { content: "+"; position: absolute; right: 2px; top: 9px; font-size: 20px; color: var(--f); font-weight: 400; }
details.frage[open] summary::after { content: "–"; }
details.frage summary .nr { display: inline-block; min-width: 28px; color: var(--f); }
details.frage .muster { margin: 0 0 12px; border-left: 4px solid var(--f); background: var(--grau); padding: 9px 13px; font-size: 14.5px; color: #333; }

/* DG-Aufgaben */
.task { border-top: 1px solid var(--linie); padding: 14px 0 10px; }
.task-h { font-weight: 600; font-size: 16px; }
.task-n { font-size: 13px; color: var(--leise); margin: 2px 0 8px; }
.task img { width: 100%; border: 1px solid var(--linie); margin-top: 8px; }
.reveal { font: 600 14px Inter, Arial, sans-serif; margin-top: 8px; padding: 8px 14px; border-radius: 6px; border: 1px solid var(--f);
  background: #fff; color: var(--f); cursor: pointer; }
.sol { display: none; } .sol.on { display: block; }
.nosol { margin-top: 10px; padding: 9px 12px; border-left: 4px solid #999; background: var(--grau); font-size: 14px; color: #444; }
.steps { padding-left: 20px; }

/* Startseite: Kacheln zu den Fächern */
.wege { display: grid; gap: 10px; margin: 10px 0 14px; }
.weg { display: block; text-decoration: none; color: #111; border: 1px solid var(--linie); border-left: 5px solid var(--c, #111);
  padding: 12px 14px; }
.weg b { display: block; font-size: 17px; color: var(--c, #111); }
.weg span { font-size: 14px; color: var(--leise); }

footer { max-width: 720px; margin: 30px auto 0; padding: 14px 18px 30px; border-top: 1px solid var(--linie);
  color: #888; font-size: 12.5px; }
@media (min-width: 640px) { .stat-grid { grid-template-columns: repeat(4, 1fr); } .wege { grid-template-columns: 1fr 1fr; } }
@media print { nav.tabs { display: none; } }