/* schule.fabstack.de – Design auf Basis der fabstack.de-DNA (Petrol/Teal, Geist),
   eigene Note: die Ampel als Bedeutungsträger (nie dekorativ). */

@font-face {
  font-family: "Geist";
  src: url("geist-latin.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --ink: #1a1a1a;
  --deep: #0f2a33;
  --petrol: #1b3742;
  --teal: #2e5a6b;
  --mist: #5e8e9b;
  --fog: #9fc2ce;
  --paper: #ffffff;
  --paper-2: #f3f7f8;
  --line: rgba(27, 55, 66, 0.14);
  --line-strong: rgba(27, 55, 66, 0.28);
  --gruen: #2e7d32;
  --gruen-bg: #eef6ef;
  --gelb: #9a7400;
  --gelb-bg: #fdf6e3;
  --rot: #b3261e;
  --rot-bg: #fbeeed;
  --maxw: 1080px;
  --radius: 14px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Geist", Inter, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--teal); }
h1, h2, h3 { line-height: 1.22; color: var(--petrol); margin: 0 0 0.5em; }
h1 { font-size: clamp(1.9rem, 4.2vw, 2.9rem); font-weight: 650; }
h2 { font-size: clamp(1.45rem, 3vw, 2rem); font-weight: 640; }
h3 { font-size: 1.12rem; font-weight: 620; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }
section { padding: 72px 0; }
section.alt { background: var(--paper-2); }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 0.78rem; font-weight: 550; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--teal); margin-bottom: 14px;
}
.eyebrow::before { content: ""; width: 26px; height: 3px; border-radius: 2px; background: var(--teal); }

.btn {
  display: inline-block; padding: 11px 22px; border-radius: 999px;
  font-weight: 550; font-size: 0.95rem; line-height: 1.4;
  border: 1px solid transparent; text-decoration: none; cursor: pointer;
  transition: background .15s ease, color .15s ease, border-color .15s ease;
  font-family: inherit;
}
.btn--primary { background: var(--petrol); color: #fff; }
.btn--primary:hover { background: var(--teal); }
.btn--ghost { border-color: var(--line-strong); color: var(--petrol); background: transparent; }
.btn--ghost:hover { border-color: var(--petrol); }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.92); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 650; color: var(--petrol); text-decoration: none; font-size: 1.05rem; }
.brand .ampel { display: inline-flex; gap: 4px; }
.brand .ampel i { width: 9px; height: 9px; border-radius: 50%; display: block; }
.brand .ampel i:nth-child(1) { background: var(--gruen); }
.brand .ampel i:nth-child(2) { background: var(--gelb); }
.brand .ampel i:nth-child(3) { background: var(--rot); }
.brand small { font-weight: 450; color: var(--mist); }
.site-nav { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.nav-link { color: var(--teal); text-decoration: none; font-size: 0.93rem; }
.nav-link:hover { color: var(--petrol); }

/* Hero */
.hero { background: linear-gradient(160deg, var(--deep) 0%, var(--petrol) 70%, var(--teal) 130%); padding: 84px 0 56px; }
.hero h1 { color: #fff; max-width: 21ch; }
.hero .eyebrow { color: var(--fog); }
.hero .eyebrow::before { background: var(--fog); }
.hero .lead { color: rgba(255, 255, 255, 0.85); font-size: 1.1rem; max-width: 62ch; margin-bottom: 1.6em; }
.hero .lead a { color: var(--fog); }

/* Hero-Badges */
.hero-badges { display: flex; gap: 10px; flex-wrap: wrap; margin: 18px 0 6px; }
.hero-badges span { border: 1px solid rgba(159, 194, 206, 0.45); color: var(--fog); border-radius: 999px;
  padding: 6px 14px; font-size: 0.85rem; }

/* Feature-Board "Auf einen Blick" */
.features { padding: 44px 0 40px; }
.feature-grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.feature { display: block; text-decoration: none; color: inherit; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px 18px 14px; transition: border-color .15s ease, transform .15s ease; }
.feature:hover { border-color: var(--teal); transform: translateY(-2px); }
.feature b { display: block; color: var(--petrol); font-size: 1rem; margin-bottom: 4px; }
.feature p { margin: 0; font-size: 0.86rem; color: #4a5b64; }
.feature .pfeil { display: inline-block; margin-top: 8px; font-size: 0.82rem; color: var(--teal); }

/* Aufklappbare Zusatzfaelle */
.mehr-faelle > summary { cursor: pointer; list-style: none; text-align: center; color: var(--teal);
  font-weight: 550; padding: 14px; border: 1px dashed var(--line-strong); border-radius: var(--radius); }
.mehr-faelle[open] > summary { margin-bottom: 18px; }
.mehr-faelle .grid { margin-top: 0; }

/* Rotes Band */
.rotband { background: var(--rot-bg); border-top: 3px solid var(--rot); }
.rotband .wrap { padding-top: 18px; padding-bottom: 18px; }
.rotband p { margin: 0; color: #6d1a15; font-weight: 550; font-size: 1.0rem; }
.rotband a { color: #6d1a15; }

/* Rollenweiche */
.weiche { display: flex; gap: 26px; flex-wrap: wrap; padding: 14px 0 0; }
.weiche a { color: var(--fog); text-decoration: underline; text-underline-offset: 3px; font-size: 0.95rem; }

/* Karten */
.grid { display: grid; gap: 18px; }
.grid.zwei { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid.drei { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 24px 22px; }
section.alt .card { background: #fff; }
.card h3 { margin-top: 0; }

/* Praxisbeispiele */
.fall { display: grid; gap: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; }
.fall header { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; padding: 16px 20px 10px; }
.fall header h3 { margin: 0; font-size: 1.05rem; }
.fall .meta { font-size: 0.8rem; color: var(--mist); white-space: nowrap; }
.punkt { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; vertical-align: baseline; }
.punkt.g { background: var(--gruen); }
.punkt.y { background: var(--gelb); }
.punkt.r { background: var(--rot); }
.fall .vn { display: grid; grid-template-columns: 1fr 1fr; }
.fall .vn > div { padding: 12px 20px 16px; font-size: 0.93rem; }
.fall .vn .vorher { background: var(--paper-2); border-right: 1px solid var(--line); }
.fall .vn b { display: block; font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--mist); margin-bottom: 6px; }
.fall footer { padding: 10px 20px 14px; border-top: 1px dashed var(--line); font-size: 0.85rem; color: var(--teal); }
@media (max-width: 640px) { .fall .vn { grid-template-columns: 1fr; } .fall .vn .vorher { border-right: 0; border-bottom: 1px solid var(--line); } }

/* Rote Kacheln */
.kacheln { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.kachel { background: var(--rot-bg); border: 1px solid rgba(179, 38, 30, 0.25); border-left: 4px solid var(--rot); border-radius: 10px; padding: 16px 18px; font-weight: 550; color: #6d1a15; }

/* Wächter-Widget */
.widget { background: #fff; border: 1px solid var(--line-strong); border-radius: var(--radius); padding: 22px; }
.widget textarea, .widget input[type="text"], .widget input[type="number"] {
  width: 100%; font: inherit; font-size: 0.95rem; padding: 12px 14px;
  border: 1px solid var(--line-strong); border-radius: 10px; background: #fff; color: var(--ink);
}
.widget textarea { min-height: 74px; resize: vertical; }
.beispiel-chips { display: flex; gap: 8px; flex-wrap: wrap; margin: 10px 0 14px; }
.beispiel-chips button { font: inherit; font-size: 0.82rem; border: 1px solid var(--line-strong); background: var(--paper-2); border-radius: 999px; padding: 6px 12px; cursor: pointer; color: var(--teal); }
.beispiel-chips button:hover { border-color: var(--teal); }
.sichten { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); margin-top: 16px; }
.sicht { border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; font-size: 0.92rem; background: var(--paper-2); }
.sicht b { display: block; font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--mist); margin-bottom: 8px; }
.sicht.modell { background: var(--deep); color: #dfe9ee; border-color: var(--deep); }
.sicht.modell b { color: var(--fog); }
.sicht .mark { background: var(--gelb); color: #1a1a1a; padding: 0 5px; border-radius: 4px; font-weight: 600; }
.sicht ul { margin: 0; padding-left: 18px; }
.tabs { display: flex; gap: 0; border-bottom: 2px solid var(--line); margin-bottom: 16px; }
.tabs button { font: inherit; font-size: 0.92rem; font-weight: 550; padding: 10px 18px; border: 0; background: none; cursor: pointer; color: var(--mist); border-bottom: 3px solid transparent; margin-bottom: -2px; }
.tabs button.aktiv { color: var(--petrol); border-bottom-color: var(--petrol); }
.hinweisz { font-size: 0.82rem; color: var(--mist); margin-top: 12px; }

/* Wegediagramm */
.weg { display: flex; align-items: stretch; gap: 0; flex-wrap: wrap; margin: 20px 0 6px; }
.weg .station { flex: 1 1 150px; border: 1px solid var(--line); background: #fff; border-radius: 10px; padding: 12px 14px; font-size: 0.85rem; position: relative; margin-right: 26px; }
.weg .station:last-child { margin-right: 0; }
.weg .station::after { content: "→"; position: absolute; right: -22px; top: 50%; transform: translateY(-50%); color: var(--mist); font-size: 1.1rem; }
.weg .station:last-child::after { content: none; }
.weg .station b { display: block; color: var(--petrol); margin-bottom: 2px; font-size: 0.88rem; }
.weg .station.haus { border-left: 4px solid var(--gruen); }
.weg .station.wacht { border-left: 4px solid var(--gelb); }
.weg .station.extern { border-left: 4px solid var(--rot); }

/* Ampel-Übung */
.ampel-fall { border: 1px solid var(--line); border-radius: 10px; padding: 12px 16px; margin: 10px 0; display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; background: #fff; }
.ampel-fall .frage { flex: 1 1 240px; font-size: 0.95rem; }
.ampel-fall .knoepfe { display: flex; gap: 6px; }
.ampel-fall .knoepfe button { width: 40px; height: 40px; border-radius: 50%; border: 2px solid var(--line-strong); background: var(--paper-2); cursor: pointer; font-size: 1rem; padding: 0; }
.ampel-fall .knoepfe button.g-aktiv { background: var(--gruen); border-color: var(--gruen); }
.ampel-fall .knoepfe button.y-aktiv { background: var(--gelb); border-color: var(--gelb); }
.ampel-fall .knoepfe button.r-aktiv { background: var(--rot); border-color: var(--rot); }
.ampel-fall.richtig { border-color: var(--gruen); background: var(--gruen-bg); }
.ampel-fall.falsch { border-color: var(--rot); background: var(--rot-bg); }
.ampel-fall .begr { width: 100%; font-size: 0.85rem; color: var(--teal); }

/* Steckplätze */
.steck { border-top: 4px solid var(--teal); }
.steck.s1 { border-top-color: var(--gruen); }
.steck.s3 { border-top-color: var(--rot); }
.steck dl { margin: 10px 0 0; font-size: 0.92rem; }
.steck dt { font-weight: 600; color: var(--petrol); margin-top: 10px; font-size: 0.82rem; letter-spacing: 0.06em; text-transform: uppercase; }
.steck dd { margin: 2px 0 0; }

/* Tabellen */
table { border-collapse: collapse; width: 100%; font-size: 0.92rem; background: #fff; }
th, td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
th { background: var(--paper-2); color: var(--petrol); font-weight: 600; }
.tab-scroll { overflow-x: auto; border-radius: 10px; border: 1px solid var(--line); }
.tab-scroll table { border: 0; }

/* Rechner */
.rechner label { display: block; font-size: 0.9rem; font-weight: 550; color: var(--petrol); margin: 16px 0 4px; }
.rechner input[type="range"] { width: 100%; accent-color: var(--teal); }
.rechner .wert { font-variant-numeric: tabular-nums; color: var(--teal); font-weight: 600; }
.rechner select { font: inherit; padding: 8px 12px; border-radius: 8px; border: 1px solid var(--line-strong); background: #fff; }
.ergebnis { background: var(--petrol); color: #fff; border-radius: 10px; padding: 18px 20px; margin-top: 18px; }
.ergebnis .gross { font-size: 1.6rem; font-weight: 650; font-variant-numeric: tabular-nums; }
.ergebnis small { color: var(--fog); }
.vergleich { font-size: 0.88rem; color: var(--teal); margin-top: 10px; }

/* Zeitachse */
.etappen { counter-reset: et; display: grid; gap: 14px; }
.etappe { border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.etappe summary { cursor: pointer; padding: 16px 20px; font-weight: 600; color: var(--petrol); list-style: none; display: flex; gap: 14px; align-items: baseline; }
.etappe summary::before { counter-increment: et; content: counter(et); flex: 0 0 30px; height: 30px; border-radius: 50%; background: var(--petrol); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-size: 0.9rem; }
.etappe .inhalt { padding: 0 20px 18px 64px; font-size: 0.93rem; }
.etappe .inhalt dt { font-weight: 600; color: var(--teal); margin-top: 8px; }
.etappe .inhalt dd { margin: 0; }

/* FAQ */
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; padding: 16px 4px; font-weight: 600; color: var(--petrol); list-style: none; position: relative; padding-right: 30px; }
.faq summary::after { content: "+"; position: absolute; right: 8px; color: var(--mist); font-size: 1.2rem; }
.faq details[open] summary::after { content: "–"; }
.faq .antwort { padding: 0 4px 18px; font-size: 0.95rem; }

/* Mockups */
.mock { border: 1px solid var(--line-strong); border-radius: 12px; overflow: hidden; box-shadow: 0 10px 30px rgba(15, 42, 51, 0.10); background: #fff; font-size: 0.85rem; }
.mock .kopfleiste { background: var(--paper-2); border-bottom: 1px solid var(--line); padding: 8px 14px; display: flex; gap: 6px; align-items: center; color: var(--mist); font-size: 0.75rem; }
.mock .kopfleiste i { width: 9px; height: 9px; border-radius: 50%; background: var(--line-strong); display: inline-block; }
.mock .inhalt { padding: 16px; }
.chat-nutzer { background: var(--paper-2); border-radius: 12px 12px 2px 12px; padding: 10px 14px; margin: 8px 0 8px 60px; }
.chat-status { font-size: 0.78rem; color: var(--gelb); background: var(--gelb-bg); border-radius: 8px; padding: 6px 10px; margin: 8px 0; }
.chat-ki { background: #fff; border: 1px solid var(--line); border-radius: 12px 12px 12px 2px; padding: 10px 14px; margin: 8px 60px 8px 0; }

/* Footer + Kontakt */
.site-footer { background: var(--deep); color: rgba(255, 255, 255, 0.75); padding: 40px 0; font-size: 0.88rem; }
.site-footer a { color: var(--fog); }
.site-footer .wrap { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }

/* Kleinkram */
.zitat { border-left: 3px solid var(--teal); padding: 4px 0 4px 18px; color: var(--teal); font-size: 1.05rem; font-weight: 500; margin: 22px 0; }
.hinweis-box { background: var(--paper-2); border: 1px solid var(--line); border-radius: 10px; padding: 14px 18px; font-size: 0.9rem; color: var(--teal); }
.anker { scroll-margin-top: 84px; }

/* Mobiles Menü + aktive Nav */
.nav-link.aktiv { color: var(--petrol); font-weight: 600; }
.menue-knopf { display: none; background: none; border: 1px solid var(--line-strong); border-radius: 8px;
  padding: 8px 12px; font-size: 1.05rem; color: var(--petrol); cursor: pointer; }
@media (max-width: 860px) {
  section { padding: 52px 0; }
  .menue-knopf { display: inline-block; }
  .site-nav { display: none; position: absolute; top: 64px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--line); flex-direction: column;
    align-items: stretch; padding: 10px 22px 16px; gap: 4px; box-shadow: 0 12px 24px rgba(15,42,51,.12); }
  .site-nav.offen { display: flex; }
  .site-nav .nav-link { padding: 12px 4px; font-size: 1.02rem; border-bottom: 1px solid var(--line); }
  .site-nav .btn { margin-top: 10px; text-align: center; }
}

/* Nach-oben-Knopf */
#nach-oben { position: fixed; right: 18px; bottom: 18px; z-index: 60; width: 46px; height: 46px;
  border-radius: 50%; border: 1px solid var(--line-strong); background: rgba(255,255,255,.94);
  color: var(--petrol); font-size: 1.2rem; cursor: pointer; opacity: 0; pointer-events: none;
  transition: opacity .2s ease; box-shadow: 0 4px 14px rgba(15,42,51,.15); }
#nach-oben.sichtbar { opacity: 1; pointer-events: auto; }
@media print { #nach-oben, .menue-knopf { display: none; } }

/* Fokus-Sichtbarkeit */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--mist); outline-offset: 2px; }

/* Druck: die Seite wird als PDF weitergereicht */
@media print {
  .site-header, .beispiel-chips, .tabs, .btn, .weiche, .rechner input, .rechner select { display: none; }
  section { padding: 20px 0; page-break-inside: avoid; }
  .hero { background: none; padding: 10px 0; }
  .hero h1, .hero .lead { color: var(--ink); }
  .faq details, .etappe { page-break-inside: avoid; }
  .faq details .antwort { display: block; }
  a::after { content: ""; }
  body { font-size: 11pt; }
}