/* ki lernen einfach – Styleguide «Alpenglühen» v0.2 */
:root {
  --koralle: #FF4F2E; --glut: #D9381E; --glut-dunkel: #B02A14; --koralle-hell: #FFE6DE;
  --pfirsich: #FFB38A; --pfirsich-weich: #FFE9DC; --rose: #F7D6E0; --beere: #C2416B;
  --daemmerung: #4B3F8F; --daemmerung-weich: #E7E1F4; --mint: #2F8A5B; --mint-weich: #E0F1E5;
  --aubergine: #2D1B3D; --aubergine-700: #4A3A57; --aubergine-500: #76687F; --linie: #EBDFD8;
  --sand: #FFF3E8; --sand-100: #FBE6D4; --weiss: #FFFFFF;
  --r-s: 10px; --r-m: 16px; --r-l: 28px;
  --rand: clamp(20px, 4.4vw, 64px);
  --font-display: "Funnel Display", "Inter", system-ui, sans-serif;
  --font-text: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --schatten: 0 1px 2px rgba(45,27,61,.06), 0 8px 24px rgba(45,27,61,.08);
  --schatten-hoch: 0 2px 4px rgba(45,27,61,.08), 0 18px 48px rgba(45,27,61,.16);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--sand); color: var(--aubergine-700); font: 400 18px/1.6 var(--font-text); }
img, svg { max-width: 100%; display: block; }
a { color: var(--daemmerung); }
h1, h2, h3, h4 { color: var(--aubergine); margin: 0; font-family: var(--font-display); font-weight: 700; }
h1 { font-size: clamp(2.6rem, 7vw, 6rem); line-height: .98; letter-spacing: -.02em; }
h2 { font-size: clamp(2rem, 4.4vw, 3rem); line-height: 1.06; letter-spacing: -.01em; }
h3 { font-size: 1.75rem; line-height: 1.18; font-weight: 600; }
h4 { font-family: var(--font-text); font-size: 1.25rem; line-height: 1.3; font-weight: 600; }
p { margin: 0 0 1em; }
:focus-visible { outline: 3px solid var(--daemmerung); outline-offset: 3px; border-radius: 4px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--aubergine); color: #fff; padding: 12px 16px; z-index: 100; border-radius: var(--r-s); }
.skip:focus { left: 8px; }
.wrap { width: min(100% - 2 * var(--rand), 1312px); margin-inline: auto; }
.lead { font-size: 1.3rem; line-height: 1.5; color: var(--aubergine-700); }
.small { font-size: .9rem; line-height: 1.5; color: var(--aubergine-500); }
.mono, .overline { font-family: var(--font-mono); font-size: 13px; letter-spacing: .04em; }
.overline { text-transform: uppercase; font-weight: 500; color: var(--glut); }
.accent { color: var(--glut); }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 10px; min-height: 52px; padding: 12px 24px; border-radius: var(--r-s); border: 2px solid transparent;
  font: 600 17px/1.2 var(--font-text); text-decoration: none; cursor: pointer; transition: background .15s, transform .15s, color .15s; }
.btn::after { content: "→"; transition: transform .15s; }
.btn.no-arrow::after { content: none; }
.btn:hover::after { transform: translateX(3px); }
.btn-primaer { background: var(--glut); color: #fff; } .btn-primaer:hover { background: var(--glut-dunkel); }
.btn-dunkel { background: var(--aubergine); color: #fff; } .btn-dunkel:hover { background: #4A3A57; }
.btn-sekundaer { border-color: var(--aubergine); color: var(--aubergine); background: transparent; } .btn-sekundaer:hover { background: var(--aubergine); color: #fff; }
.btn-invers { background: #fff; color: var(--aubergine); } .btn-invers:hover { background: var(--pfirsich); }
.btn-block { width: 100%; justify-content: center; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }

/* Badges */
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 4px 14px; border-radius: 999px; font: 600 14px/1.5 var(--font-text); background: #fff; color: var(--aubergine); border: 1px solid var(--linie); }
.badge.koralle { background: var(--koralle-hell); color: var(--glut-dunkel); border-color: transparent; }
.badge.pfirsich { background: var(--pfirsich); color: var(--aubergine); border-color: transparent; }
.badge.mint { background: var(--mint-weich); color: var(--mint); border-color: transparent; }
.badge.beere { background: var(--beere); color: #fff; border-color: transparent; }
.badge.daemmerung { background: var(--daemmerung); color: #fff; border-color: transparent; }
.badge.invers { background: rgba(255,255,255,.14); color: #fff; border-color: rgba(255,255,255,.3); }

/* Aktionsleiste */
.aktion { background: var(--pfirsich); color: var(--aubergine); font-size: 15px; }
.aktion .wrap { display: flex; flex-wrap: wrap; gap: 8px 20px; align-items: center; justify-content: center; padding-block: 10px; }
.aktion a { color: var(--aubergine); font-weight: 600; }
.countdown { font-family: var(--font-mono); font-weight: 500; letter-spacing: .03em; }

/* Header */
.service { background: var(--aubergine); color: #E9DEF0; font: 500 13px/1 var(--font-mono); letter-spacing: .04em; }
.service .wrap { display: flex; justify-content: space-between; gap: 16px; padding-block: 9px; }
.service a { color: #fff; }
header.site { background: var(--sand); position: sticky; top: 0; z-index: 50; border-bottom: 1px solid var(--linie); }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 76px; }
.logo img { height: 36px; width: auto; }
nav.main ul { display: flex; gap: 28px; list-style: none; margin: 0; padding: 0; }
nav.main a { color: var(--aubergine); text-decoration: none; font-weight: 500; font-size: 17px; padding: 8px 0; border-bottom: 2px solid transparent; }
nav.main a:hover, nav.main a[aria-current="page"] { border-bottom-color: var(--koralle); }
.header-cta { display: flex; align-items: center; gap: 12px; }
.menu-btn { display: none; background: none; border: 2px solid var(--aubergine); border-radius: var(--r-s); width: 48px; height: 48px; cursor: pointer; color: var(--aubergine); }
.menu-btn svg { margin: auto; }

/* Sektionen */
section { padding-block: clamp(56px, 8vw, 112px); }
.sek-kopf { display: grid; grid-template-columns: 320px 1fr; gap: 32px; margin-bottom: 56px; align-items: start; }
.sek-kopf .nr { display: flex; flex-direction: column; gap: 6px; border-top: 2px solid var(--aubergine); padding-top: 12px; }
.sek-kopf h2 + p { margin-top: 16px; max-width: 60ch; }
.dunkel { background: var(--aubergine); color: #DCCFE4; }
.dunkel h2, .dunkel h3, .dunkel h4 { color: #fff; }
.dunkel .overline { color: var(--pfirsich); }
.dunkel .sek-kopf .nr { border-color: rgba(255,255,255,.4); }
.rose-bg { background: var(--rose); }
.weiss-bg { background: #fff; }
.grid { display: grid; gap: 24px; }
.g2 { grid-template-columns: repeat(2, 1fr); } .g3 { grid-template-columns: repeat(3, 1fr); } .g4 { grid-template-columns: repeat(4, 1fr); }

/* Hero */
.hero { padding-block: clamp(40px, 6vw, 88px); background: var(--sand); position: relative; overflow: hidden; }
.hero .inner { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(32px, 5vw, 80px); align-items: center; }
.hero h1 em { font-style: normal; color: var(--glut); }
.hero .lead { margin: 28px 0 32px; max-width: 34em; }
.btn-reihe { display: flex; flex-wrap: wrap; gap: 14px; }
.beweise { display: flex; flex-wrap: wrap; gap: 10px 28px; list-style: none; padding: 0; margin: 36px 0 0; font-size: 15px; }
.beweise li { display: flex; gap: 8px; align-items: center; color: var(--aubergine); font-weight: 500; }
.haken { color: var(--mint); flex: none; }
.hero-visual { position: relative; aspect-ratio: 4/5; border-radius: var(--r-l); overflow: hidden;
  background: linear-gradient(160deg, var(--aubergine) 0%, var(--beere) 38%, var(--koralle) 70%, var(--pfirsich) 100%); }
.hero-visual .sonne { position: absolute; right: 12%; top: 14%; width: 26%; aspect-ratio: 1; border-radius: 50%; background: var(--sand); opacity: .95; }
.hero-visual .stufen { position: absolute; left: 0; right: 0; bottom: 0; height: 52%; display: grid; grid-template-columns: repeat(3, 1fr); align-items: end; }
.hero-visual .stufen span { background: var(--aubergine); border-radius: 22px 22px 0 0; display: block; }
.hero-visual .stufen span:nth-child(1) { height: 42%; } .hero-visual .stufen span:nth-child(2) { height: 72%; } .hero-visual .stufen span:nth-child(3) { height: 100%; }
.ergebnis-karte { position: absolute; left: 6%; right: 6%; top: 30%; background: #fff; border-radius: var(--r-m); padding: 20px 22px; box-shadow: var(--schatten-hoch); font-size: 15px; }
.ergebnis-karte .mono { color: var(--aubergine-500); display: block; margin-bottom: 8px; }
.ergebnis-karte p { margin: 0; color: var(--aubergine); }
.ergebnis-karte .bubble { background: var(--sand); border-radius: 12px; padding: 10px 14px; margin-top: 10px; }

/* Vertrauensleiste */
.vertrauen { padding-block: 22px; background: var(--aubergine); color: #fff; }
.vertrauen ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px 32px; font: 500 14px/1.4 var(--font-mono); text-transform: uppercase; letter-spacing: .05em; }
.vertrauen li::before { content: "● "; color: var(--koralle); }

/* Karten */
.karte { background: #fff; border-radius: var(--r-m); padding: 28px; box-shadow: var(--schatten); display: flex; flex-direction: column; gap: 12px; }
.karte .icon { width: 48px; height: 48px; border-radius: 12px; background: var(--koralle-hell); display: grid; place-items: center; color: var(--glut); }
.karte p { margin: 0; flex: 1; }
.karte .link { font-weight: 600; color: var(--glut); text-decoration: none; } .karte .link:hover { text-decoration: underline; }
.icon svg, .haken svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: square; stroke-linejoin: round; }

/* Weg */
.weg-schritt { border-top: 2px solid rgba(255,255,255,.4); padding-top: 20px; }
.weg-schritt .zahl { font: 800 clamp(4.5rem, 9vw, 8.75rem)/.9 var(--font-display); color: var(--koralle); display: block; margin-bottom: 18px; }

/* Kurs-Karten */
.kurs { border-radius: var(--r-l); padding: 32px; display: flex; flex-direction: column; gap: 14px; position: relative; }
.kurs.start { background: var(--pfirsich); color: var(--aubergine); } .kurs.start h3, .kurs.start .stufe { color: var(--aubergine); }
.kurs.alltag { background: var(--koralle); color: #fff; } .kurs.alltag h3 { color: #fff; }
.kurs.profi { background: var(--beere); color: #fff; } .kurs.profi h3 { color: #fff; }
.kurs.firmen { background: var(--daemmerung); color: #fff; } .kurs.firmen h3 { color: #fff; }
.kurs.alltag .beschr, .kurs.alltag li { font-size: 1.125rem; } /* Weiss auf Koralle nur gross (AA) */
.kurs .stufe { font: 500 13px/1 var(--font-mono); letter-spacing: .05em; text-transform: uppercase; opacity: .9; }
.kurs ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; font-size: 16px; }
.kurs ul li::before { content: "✓ "; font-weight: 700; }
.kurs .preis { font: 800 3rem/1 var(--font-display); margin-top: auto; }
.kurs .preis small { font: 500 .95rem/1.3 var(--font-text); display: block; margin-top: 6px; opacity: .9; }
.kurs .empf { position: absolute; top: -14px; right: 24px; }
.kurs .btn { margin-top: 6px; }

/* Ergebnisse */
.vergleich { display: grid; grid-template-columns: 1fr auto 1fr; gap: 14px; align-items: center; background: #fff; border-radius: var(--r-m); padding: 22px 26px; box-shadow: var(--schatten); }
.vergleich .vorher { color: var(--aubergine-500); text-decoration: line-through; font: 700 1.6rem var(--font-display); }
.vergleich .nachher { color: var(--mint); font: 800 2.4rem var(--font-display); }
.vergleich .was { grid-column: 1 / -1; font-weight: 600; color: var(--aubergine); }

/* Ablauf */
.schritte { counter-reset: s; display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; list-style: none; padding: 0; margin: 0; }
.schritte li { counter-increment: s; border-top: 2px solid var(--aubergine); padding-top: 16px; }
.schritte li::before { content: counter(s, decimal-leading-zero); font: 500 13px var(--font-mono); color: var(--glut); display: block; margin-bottom: 8px; }
.schritte h4 { margin-bottom: 6px; } .schritte p { font-size: 16px; margin: 0; }

/* Über uns */
.ueber { display: grid; grid-template-columns: .8fr 1.2fr; gap: 56px; align-items: center; }
.portrait { aspect-ratio: 1; border-radius: var(--r-l); background: var(--dmn, var(--daemmerung-weich)); display: grid; place-items: center; text-align: center; padding: 24px; color: var(--daemmerung); font: 500 13px var(--font-mono); }
.zitat { font: 600 1.75rem/1.25 var(--font-display); color: var(--aubergine); margin: 0 0 20px; }

/* Akkordeon */
.akkordeon { display: grid; gap: 12px; }
details.akk { background: #fff; border-radius: var(--r-m); border: 1px solid var(--linie); }
details.akk summary { list-style: none; cursor: pointer; padding: 20px 24px; font: 600 1.15rem/1.35 var(--font-text); color: var(--aubergine); display: flex; justify-content: space-between; gap: 16px; align-items: center; }
details.akk summary::-webkit-details-marker { display: none; }
details.akk summary::after { content: "+"; font: 400 1.8rem/1 var(--font-text); color: var(--glut); flex: none; }
details.akk[open] summary::after { content: "–"; }
details.akk[open] { box-shadow: var(--schatten); }
details.akk .antwort { padding: 0 24px 22px; }
details.akk .antwort p:last-child { margin-bottom: 0; }
.modul-meta { font: 500 13px var(--font-mono); color: var(--aubergine-500); margin-left: auto; padding-right: 8px; white-space: nowrap; }
.modul-nr { font: 500 13px var(--font-mono); color: var(--glut); margin-right: 14px; }
.lektionen { margin: 0; padding-left: 1.2em; display: grid; gap: 4px; }

/* Formulare */
.form { display: grid; gap: 16px; }
.form label { font-weight: 600; color: var(--aubergine); font-size: 16px; display: grid; gap: 6px; }
.form input[type=text], .form input[type=email], .form select, .form textarea { font: 400 18px var(--font-text); padding: 14px 16px; border: 2px solid var(--linie); border-radius: var(--r-s); background: #fff; color: var(--aubergine); width: 100%; }
.form input:focus, .form textarea:focus, .form select:focus { border-color: var(--daemmerung); outline: none; }
.form .check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; font-size: 15px; }
.form .check input { width: 22px; height: 22px; margin-top: 2px; flex: none; accent-color: var(--glut); }
.form-hinweis { font-size: 15px; padding: 12px 16px; border-radius: var(--r-s); background: var(--pfirsich-weich); color: var(--aubergine); }
.form-hinweis[hidden] { display: none; }
.lead-box { background: var(--pfirsich); border-radius: var(--r-l); padding: clamp(28px, 5vw, 64px); display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.lead-box h2 { margin-bottom: 14px; }
.lead-box .form { background: #fff; padding: 28px; border-radius: var(--r-m); }

/* Firmen-Banner */
.firmen-banner { background: var(--daemmerung); color: #fff; border-radius: var(--r-l); padding: clamp(28px, 5vw, 56px); display: flex; flex-wrap: wrap; gap: 24px; align-items: center; justify-content: space-between; }
.firmen-banner h2 { color: #fff; font-size: clamp(1.7rem, 3.5vw, 2.4rem); } .firmen-banner p { margin: 8px 0 0; color: #E7E1F4; }

/* Kursseite */
.crumbs { font: 500 13px var(--font-mono); color: var(--aubergine-500); margin-bottom: 20px; }
.crumbs a { color: var(--aubergine-500); }
.kurs-hero { display: grid; grid-template-columns: 1.3fr .7fr; gap: clamp(28px, 4vw, 64px); align-items: start; }
.kurs-hero h1 { font-size: clamp(2.4rem, 5.5vw, 4.5rem); }
.eckdaten { display: flex; flex-wrap: wrap; gap: 12px 32px; list-style: none; padding: 0; margin: 28px 0; }
.eckdaten li { font: 500 14px var(--font-mono); color: var(--aubergine); } .eckdaten b { display: block; font: 700 1.6rem var(--font-display); }
.video { aspect-ratio: 16/9; border-radius: var(--r-m); background: linear-gradient(135deg, var(--aubergine), var(--beere)); display: grid; place-items: center; color: #fff; font: 500 13px var(--font-mono); position: relative; }
.video .play { width: 72px; height: 72px; border-radius: 50%; background: #fff; display: grid; place-items: center; margin-bottom: 12px; }
.video .play::after { content: ""; border-left: 20px solid var(--glut); border-block: 12px solid transparent; margin-left: 5px; }
.preisbox { background: #fff; border-radius: var(--r-l); padding: 28px; box-shadow: var(--schatten-hoch); position: sticky; top: 96px; display: grid; gap: 16px; }
.preisbox .preis { font: 800 3.4rem/1 var(--font-display); color: var(--aubergine); }
.preisbox .preis s { font: 500 1.2rem var(--font-text); color: var(--aubergine-500); margin-left: 8px; }
.preisbox ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; font-size: 16px; }
.preisbox li { display: flex; gap: 10px; } .preisbox li .haken { margin-top: 3px; }
.garantie { background: var(--mint-weich); color: #1E5B3B; border-radius: var(--r-s); padding: 12px 16px; font-size: 15px; font-weight: 500; }
.zahlarten { font: 500 13px var(--font-mono); color: var(--aubergine-500); text-align: center; }
.passt { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.passt .ja, .passt .nein { border-radius: var(--r-m); padding: 28px; }
.passt .ja { background: var(--mint-weich); } .passt .nein { background: var(--koralle-hell); }
.passt ul { margin: 14px 0 0; padding-left: 1.2em; display: grid; gap: 8px; }
.ziel { display: flex; gap: 16px; } .ziel .nr { font: 800 2rem/1 var(--font-display); color: var(--koralle); min-width: 2ch; }
.bundle { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.bundle .opt { background: #fff; border-radius: var(--r-m); padding: 28px; border: 2px solid var(--linie); }
.bundle .opt.top { border-color: var(--glut); }
.sticky-cta { display: none; position: fixed; inset: auto 0 0 0; z-index: 60; background: #fff; border-top: 1px solid var(--linie); padding: 12px var(--rand); box-shadow: 0 -8px 24px rgba(45,27,61,.12); align-items: center; justify-content: space-between; gap: 16px; }
.sticky-cta strong { font: 700 1.3rem var(--font-display); color: var(--aubergine); }

/* Footer */
footer.site { background: var(--aubergine); color: #CFC1D8; padding-block: 72px 32px; font-size: 16px; }
footer.site a { color: #fff; text-decoration: none; } footer.site a:hover { text-decoration: underline; }
footer.site .cols { display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 32px; }
footer.site h4 { color: var(--pfirsich); font: 500 13px var(--font-mono); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 14px; }
footer.site ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
footer.site .unten { border-top: 1px solid rgba(255,255,255,.18); margin-top: 48px; padding-top: 24px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: 14px; }

/* Textseiten */
.text-seite { padding-block: 64px 96px; max-width: 760px; }
.text-seite h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); margin-bottom: 24px; }
.text-seite h2 { font-size: 1.6rem; margin: 40px 0 12px; }

/* Responsive */
@media (max-width: 1024px) {
  .g4 { grid-template-columns: repeat(2, 1fr); } .g3 { grid-template-columns: repeat(2, 1fr); }
  .schritte { grid-template-columns: repeat(2, 1fr); }
  footer.site .cols { grid-template-columns: repeat(2, 1fr); }
  .sek-kopf { grid-template-columns: 1fr; gap: 20px; margin-bottom: 36px; }
  .kurs-hero { grid-template-columns: 1fr; } .preisbox { position: static; }
}
@media (max-width: 860px) {
  nav.main { display: none; position: absolute; left: 0; right: 0; top: 100%; background: var(--sand); border-bottom: 1px solid var(--linie); padding: 12px var(--rand) 24px; }
  nav.main.offen { display: block; } nav.main ul { flex-direction: column; gap: 4px; } nav.main a { display: block; padding: 14px 0; font-size: 19px; }
  .menu-btn { display: grid; } .header-cta .btn { display: none; }
  .hero .inner, .ueber, .lead-box, .passt, .bundle { grid-template-columns: 1fr; }
  .hero-visual { aspect-ratio: 4/3; }
  .service .wrap span:last-child { display: none; }
  .sticky-cta { display: flex; } body.hat-sticky { padding-bottom: 76px; }
}
@media (max-width: 620px) {
  body { font-size: 18px; }
  .g2, .g3, .g4, .schritte { grid-template-columns: 1fr; }
  footer.site .cols { grid-template-columns: 1fr; }
  .vertrauen ul { justify-content: flex-start; }
  .vergleich { grid-template-columns: 1fr auto 1fr; padding: 18px; }
  .modul-meta { display: none; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }