/* ==========================================================================
   Tiva – Redesign Oktober 2026
   Basis: Petrol/Navy + Signal-Gold auf warmem Creme (ersetzt Indigo aus Brand Bible 10.1), DM Sans.
   Gestaltungsidee: "Signalkarten" – Karten mit farbigem Kopfbalken (Petrol, Gold, Türkis) und
   goldenem Fokuspunkt als durchgehendes Motiv (abgeleitet aus Tiva AI Cards).
   ========================================================================== */

@font-face {
  font-family: "DM Sans";
  src: url("assets/DMSans-Regular.woff2") format("woff2"), url("assets/DMSans-Regular.ttf") format("truetype");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "DM Sans";
  src: url("assets/DMSans-Bold.woff2") format("woff2"), url("assets/DMSans-Bold.ttf") format("truetype");
  font-weight: 700;
  font-display: swap;
}

:root {
  /* Tiva-Tokens 2026-10: Petrol statt Indigo (Familie mit lern.zoff / schul.brain), Gold bleibt */
  --tiva-warm-bg: #f6f1e8;
  --tiva-surface: #fffaf2;
  --tiva-aqua-mist: #d5ebe8;
  --tiva-ink: #0f2433;
  --tiva-ink-soft: #4f5d66;
  --tiva-petrol: #0e6e73;
  --tiva-petrol-deep: #0b4f55;
  --tiva-teal: #0f767b;
  --tiva-aqua: #8fd8d2;
  --tiva-turquoise: #2fc1b9;
  --tiva-turquoise-text: #0b7d78;
  --tiva-signal-gold: #ffc23a;

  /* Abgeleitet */
  --tiva-line: #e4dccd;
  --tiva-mist-soft: #e8f4f2;
  --tiva-gold-soft: #fff0c7;
  --tiva-turquoise-soft: #d6f4f1;

  --radius-card: 18px;
  --radius-pill: 999px;
  --shadow-card: 0 1px 0 rgba(15, 36, 51, 0.04), 0 12px 32px -18px rgba(15, 36, 51, 0.28);
  --shadow-lift: 0 2px 0 rgba(15, 36, 51, 0.04), 0 22px 44px -20px rgba(15, 36, 51, 0.36);

  --wrap: 1160px;
  --gutter: clamp(16px, 4vw, 40px);
  --section: clamp(56px, 10vw, 128px);
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 88px; }

body {
  margin: 0;
  font-family: "DM Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.6;
  color: var(--tiva-ink);
  background: var(--tiva-warm-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }
a { color: inherit; }
p { margin: 0 0 1em; }
h1, h2, h3, h4 { margin: 0; line-height: 1.12; letter-spacing: -0.02em; font-weight: 700; }
h1, h2, h3, h4, .door-title, .quote { text-wrap: balance; }
p, li, summary, .move, small { text-wrap: pretty; hyphens: manual; }
.nowrap { white-space: nowrap; }

.wrap { width: min(var(--wrap), 100% - 2 * var(--gutter)); margin-inline: auto; }

.skip-link {
  position: absolute; left: -999px; top: 8px;
  background: var(--tiva-ink); color: #fff; padding: 8px 14px; border-radius: 8px; z-index: 100;
}
.skip-link:focus { left: 8px; }

:focus-visible { outline: 3px solid var(--tiva-signal-gold); outline-offset: 3px; border-radius: 6px; }

/* ---------- Kleine Bausteine ---------- */

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 13px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--tiva-teal);
  margin-bottom: 18px;
}
.eyebrow::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%;
  background: var(--tiva-signal-gold);
}

.lead { font-size: clamp(18px, 1.6vw, 21px); color: var(--tiva-ink-soft); max-width: 60ch; }

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 22px; border-radius: var(--radius-pill);
  font: inherit; font-weight: 700; font-size: 16px; text-decoration: none;
  border: 1.5px solid transparent; cursor: pointer;
  transition: transform .15s ease, background-color .15s ease, box-shadow .15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--tiva-petrol); color: #fff; box-shadow: 0 10px 22px -12px rgba(14, 110, 115, .8); }
.btn-primary:hover { background: var(--tiva-petrol-deep); }
.btn-ghost { background: transparent; color: var(--tiva-petrol); border-color: rgba(14, 110, 115, .3); }
.btn-ghost:hover { background: var(--tiva-surface); }
.btn .arrow { transition: transform .15s ease; }
.btn:hover .arrow { transform: translateX(3px); }

.text-link {
  font-weight: 700; color: var(--tiva-petrol); text-decoration: none;
  border-bottom: 2px solid var(--tiva-signal-gold); padding-bottom: 1px;
}
.text-link:hover { color: var(--tiva-ink); }

/* ---------- Header ---------- */

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(246, 241, 232, .88);
  backdrop-filter: saturate(1.4) blur(12px);
  -webkit-backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease;
}
.site-header.is-scrolled { border-bottom-color: var(--tiva-line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: 72px; }

.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.brand svg { width: 34px; height: 34px; }
.brand-name { font-weight: 700; font-size: 22px; letter-spacing: -0.02em; }

.main-nav { display: flex; align-items: center; gap: 6px; }
.main-nav a {
  white-space: nowrap; text-decoration: none; font-size: 15px; font-weight: 700; color: var(--tiva-ink-soft);
  padding: 8px 12px; border-radius: var(--radius-pill);
}
.main-nav a:hover { color: var(--tiva-ink); background: var(--tiva-surface); }
.main-nav .btn { margin-left: 8px; padding: 10px 18px; font-size: 15px; color: #fff; }
.main-nav .btn:hover { background: var(--tiva-petrol-deep); color: #fff; }
.nav-group { display: flex; gap: 2px; padding-right: 10px; margin-right: 4px; border-right: 1px solid var(--tiva-line); }

.lang-switch { font-size: 13px; font-weight: 700; color: var(--tiva-ink-soft); text-decoration: none; padding: 6px 10px; }

/* Kennenlernen-Button im Header: nur auf Handy/Tablet sichtbar, auf Desktop steckt er in der Navigation */
.header-cta { display: none; }

.nav-toggle {
  display: none; background: none; border: 0; padding: 10px; margin-right: -10px; cursor: pointer;
}
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--tiva-ink); margin: 5px 0; border-radius: 2px; transition: transform .2s ease, opacity .2s ease; }

@media (max-width: 1100px) {
  .nav-toggle { display: block; }
  .header-cta { display: inline-flex; margin-left: auto; margin-right: -8px; padding: 9px 16px; font-size: 15px; color: #fff; }
  .header-cta .arrow { display: none; }
  .main-nav {
    position: fixed; inset: 72px 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 4px;
    background: var(--tiva-warm-bg); padding: 16px var(--gutter) 28px;
    border-bottom: 1px solid var(--tiva-line);
    transform: translateY(-8px); opacity: 0; pointer-events: none; visibility: hidden;
    transition: opacity .2s ease, transform .2s ease, visibility 0s linear .2s;
  }
  .main-nav.is-open { opacity: 1; transform: none; pointer-events: auto; visibility: visible; transition-delay: 0s; }
  .nav-group { flex-direction: column; border-right: 0; padding: 0 0 8px; margin: 0 0 8px; border-bottom: 1px solid var(--tiva-line); }
  .main-nav a { padding: 12px 8px; font-size: 17px; }
  .main-nav .btn { margin: 8px 0 0; justify-content: center; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}
@media (max-width: 380px) {
  .header-inner { gap: 10px; }
  .header-cta { padding: 8px 12px; font-size: 14px; }
}

/* ---------- Hero ---------- */

.hero { padding: clamp(48px, 7vw, 96px) 0 clamp(56px, 7vw, 88px); position: relative; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(32px, 5vw, 72px); align-items: center; }

.hero h1 {
  font-size: clamp(44px, 6.4vw, 84px);
  letter-spacing: -0.035em;
  line-height: 1.0;
  margin-bottom: 26px;
}
.hero h1 .soft { color: var(--tiva-teal); }
/* Headlines: immer genau zwei Zeilen – keine Zusatzumbrüche, Größe passt tiva.js an */
.hl-line { display: block; width: max-content; white-space: nowrap; }
.hero-grid > *, .page-hero-grid > * { min-width: 0; }
/* Mindestgrößen beim Einpassen – reicht der Platz dann nicht, wird ausgewogen umbrochen */
.hero h1 { --fit-min: 38; }
.page-hero h1 { --fit-min: 34; }
.lead--lines { --fit-min: 17; }
.hl-line.is-wrapped { width: auto; white-space: normal; text-wrap: balance; }
.hero h1 .dot { color: var(--tiva-signal-gold); }
.hero .lead { margin-bottom: 22px; }
.signature { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font-size: 14.5px; line-height: 1.35; color: var(--tiva-ink-soft); margin-bottom: 30px; }
.signature img { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; object-position: 45% 30%; border: 2px solid var(--tiva-surface); box-shadow: 0 0 0 2px var(--tiva-signal-gold); }
.signature strong { color: var(--tiva-ink); }
.hero .lead strong { color: var(--tiva-ink); }

/* Zielgruppen-Türen */
.doors { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 26px; }
.door {
  position: relative; display: flex; flex-direction: column; gap: 4px;
  padding: 18px 18px 16px; border-radius: 14px;
  background: var(--tiva-surface); border: 1px solid var(--tiva-line);
  text-decoration: none; box-shadow: var(--shadow-card);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.door::before {
  content: ""; position: absolute; left: 18px; right: 18px; top: 0; height: 4px;
  border-radius: 0 0 4px 4px; background: var(--door-accent, var(--tiva-petrol));
}
.door:hover { transform: translateY(-3px); box-shadow: var(--shadow-lift); border-color: rgba(14, 110, 115, .25); }
.footer-claim { margin-top: 14px; max-width: 32ch; }
.door-kicker { font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--tiva-ink-soft); margin-top: 6px; }
.door-kicker--lead { margin: 0 0 12px; }
.door-title { font-weight: 700; font-size: 18px; line-height: 1.25; }
.door-arrow { margin-top: 8px; font-weight: 700; color: var(--tiva-petrol); font-size: 14px; }
.door--school { --door-accent: var(--tiva-signal-gold); }
.door--adult  { --door-accent: var(--tiva-turquoise); }
.door--inst   { --door-accent: var(--tiva-petrol); }

.hero-note { font-size: 15px; line-height: 1.7; color: var(--tiva-ink-soft); }

/* Karten-Stapel im Hero: Karten folgen untereinander, nur die Ränder überlappen –
   so bleibt jeder „Tiva Move“ vollständig lesbar */
.card-stack { display: grid; }
.card-stack .signal-card { position: relative; width: min(340px, 88%); transition: transform .35s cubic-bezier(.2,.8,.2,1); }
.card-stack .signal-card + .signal-card { margin-top: -10px; }
.card-stack .signal-card:nth-child(1) { justify-self: start; margin-left: 2%; transform: rotate(-3deg); }
.card-stack .signal-card:nth-child(2) { justify-self: end; transform: rotate(2.5deg); z-index: 1; }
.card-stack .signal-card:nth-child(3) { justify-self: start; margin-left: 8%; transform: rotate(-1.5deg); z-index: 2; }
.card-stack:hover .signal-card:nth-child(1) { transform: rotate(-5deg) translate(-6px, -4px); }
.card-stack:hover .signal-card:nth-child(2) { transform: rotate(4deg) translate(6px, -2px); }

/* ---------- Signalkarte (Kernmotiv) ---------- */

.signal-card {
  background: var(--tiva-surface);
  border: 1px solid var(--tiva-line);
  border-radius: var(--radius-card);
  padding: 22px 22px 20px;
  box-shadow: var(--shadow-card);
}
.signal-card::before {
  content: ""; display: block; height: 5px; border-radius: 5px;
  background: var(--card-accent, var(--tiva-petrol)); margin-bottom: 16px;
}
.signal-card .card-meta {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 11.5px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--tiva-teal); margin-bottom: 12px;
}
.signal-card .card-meta span:last-child { color: var(--tiva-ink-soft); letter-spacing: .08em; }
.signal-card .quote {
  background: var(--tiva-mist-soft); border-radius: 12px; padding: 14px 16px;
  font-weight: 700; font-size: 17px; line-height: 1.35; margin-bottom: 14px;
}
.signal-card .move-label {
  font-size: 11.5px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--tiva-turquoise-text); margin-bottom: 4px; display: flex; align-items: center; gap: 8px;
}
.signal-card .move-label::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--tiva-signal-gold); }
.signal-card .move { font-size: 15px; line-height: 1.45; margin: 0; color: var(--tiva-ink); }
.signal-card--gold { --card-accent: var(--tiva-signal-gold); }
.signal-card--turquoise { --card-accent: var(--tiva-turquoise); }

/* ---------- Sektionen ---------- */

.section { padding: var(--section) 0; }
.section-head { max-width: 760px; margin-bottom: clamp(36px, 5vw, 56px); }
.section-head h2 { font-size: clamp(32px, 4.2vw, 52px); letter-spacing: -0.03em; margin-bottom: 18px; }
.section--flush-top { padding-top: 0; }
.section--surface { background: var(--tiva-surface); border-block: 1px solid var(--tiva-line); }
.section--ink { background: radial-gradient(120% 90% at 85% 0%, #12404a 0%, var(--tiva-ink) 60%); color: #f2f0ea; }
.section--ink .eyebrow { color: var(--tiva-aqua); }
.section--ink .lead { color: #b9cfd2; }

/* ---------- Lernsignale-Explorer ---------- */

.explorer { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(28px, 4vw, 56px); align-items: start; }
.tabs { display: inline-flex; gap: 4px; padding: 4px; background: var(--tiva-warm-bg); border: 1px solid var(--tiva-line); border-radius: var(--radius-pill); margin-bottom: 22px; flex-wrap: wrap; }
.tab {
  font: inherit; font-size: 14px; font-weight: 700; color: var(--tiva-ink-soft);
  background: none; border: 0; padding: 9px 16px; border-radius: var(--radius-pill); cursor: pointer;
}
.tab[aria-pressed="true"] { background: var(--tiva-petrol); color: #fff; }

.signal-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.signal-btn {
  width: 100%; text-align: left; font: inherit; font-size: 17px; font-weight: 700; line-height: 1.35;
  color: var(--tiva-ink); background: var(--tiva-warm-bg);
  border: 1.5px solid var(--tiva-line); border-radius: 14px; padding: 16px 18px 16px 46px;
  cursor: pointer; position: relative;
  transition: border-color .15s ease, background-color .15s ease;
}
.signal-btn::before {
  content: ""; position: absolute; left: 18px; top: 50%; width: 12px; height: 12px; margin-top: -6px;
  border-radius: 50%; border: 2px solid var(--tiva-teal);
}
.signal-btn:hover { border-color: rgba(14, 110, 115, .35); }
.signal-btn[aria-pressed="true"] { background: #fff; border-color: var(--tiva-petrol); }
.signal-btn[aria-pressed="true"]::before { background: var(--tiva-signal-gold); border-color: var(--tiva-signal-gold); }

.explorer-result { position: sticky; top: 104px; }
.explorer-result .signal-card { padding: 28px; }
.explorer-result .quote { font-size: 22px; padding: 18px 20px; }
.explorer-result .move { font-size: 17px; }
.explorer-result .steps { list-style: none; margin: 18px 0 0; padding: 0; display: grid; gap: 10px; }
.explorer-result .steps li { display: grid; grid-template-columns: 28px 1fr; gap: 10px; font-size: 15.5px; color: var(--tiva-ink-soft); }
.explorer-result .steps b { display: grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--tiva-aqua-mist); color: var(--tiva-petrol); font-size: 13px; }
.explorer-result .result-foot { margin-top: 22px; padding-top: 18px; border-top: 1px dashed var(--tiva-line); display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; font-size: 15px; }

/* ---------- Angebot je Zielgruppe ---------- */

.offer { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: clamp(28px, 5vw, 72px); padding: clamp(40px, 5vw, 64px) 0; border-top: 1px solid var(--tiva-line); }
.offer:first-of-type { border-top: 0; padding-top: 0; }
.offer-intro h3 { font-size: clamp(28px, 3.2vw, 40px); letter-spacing: -0.03em; margin-bottom: 16px; }
.offer-intro .for { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; padding: 6px 12px; border-radius: var(--radius-pill); margin-bottom: 18px; }
.offer--school .for { background: var(--tiva-gold-soft); color: #7a4f00; }
.offer--adult  .for { background: var(--tiva-turquoise-soft); color: #08645f; }
.offer--inst   .for { background: var(--tiva-aqua-mist); color: var(--tiva-petrol); }
.offer-intro p { color: var(--tiva-ink-soft); }
.offer-intro .btn { margin-top: 10px; }

.offer-body { display: grid; gap: 14px; }

.formats { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.format {
  background: var(--tiva-surface); border: 1px solid var(--tiva-line); border-radius: 16px;
  padding: 20px; position: relative;
}
.format h4 { font-size: 18px; margin-bottom: 6px; letter-spacing: -0.01em; }
.format p { font-size: 15px; color: var(--tiva-ink-soft); margin: 0; }
.format .tag { display: inline-block; font-size: 12px; font-weight: 700; color: var(--tiva-teal); margin-bottom: 10px; letter-spacing: .04em; }
.offer-result { display: flex; gap: 14px; align-items: flex-start; background: var(--tiva-ink); color: #f2f0ea; border-radius: 16px; padding: 18px 20px; font-size: 16px; }
.offer-result::before { content: ""; flex: none; width: 10px; height: 10px; margin-top: 8px; border-radius: 50%; background: var(--tiva-signal-gold); box-shadow: 0 0 0 5px rgba(255, 194, 58, .2); }
.offer-result strong { color: #fff; }

.parent-note { font-size: 15px; color: var(--tiva-ink-soft); background: var(--tiva-warm-bg); border-left: 3px solid var(--tiva-signal-gold); padding: 12px 16px; border-radius: 0 10px 10px 0; }

/* ---------- Ansatz ---------- */

.path { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; position: relative; counter-reset: step; }
.path::before {
  content: ""; position: absolute; left: 6%; right: 6%; top: 27px; height: 2px;
  background: repeating-linear-gradient(90deg, rgba(143, 216, 210, .5) 0 8px, transparent 8px 16px);
}
.path-step { position: relative; }
.path-step .node {
  width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center;
  background: var(--tiva-ink); border: 2px solid var(--tiva-aqua-mist); margin-bottom: 20px; position: relative;
}
.path-step .node::after { content: ""; width: 12px; height: 12px; border-radius: 50%; background: var(--tiva-aqua-mist); }
.path-step:last-child .node::after { background: var(--tiva-signal-gold); box-shadow: 0 0 0 6px rgba(255, 194, 58, .25); }
.path-step h3 { font-size: 21px; margin-bottom: 8px; color: #fff; }
.path-step p { font-size: 15.5px; color: #b9cfd2; margin: 0; }

.principles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: clamp(48px, 6vw, 72px); }
.principle { border: 1px solid rgba(143, 216, 210, .18); border-radius: 16px; padding: 22px; }
.principle h3 { font-size: 17px; color: #fff; margin-bottom: 8px; display: flex; gap: 10px; align-items: center; }
.principle h3::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--tiva-signal-gold); flex: none; }
.principle p { font-size: 15px; color: #b9cfd2; margin: 0; }

/* ---------- Über mich ---------- */

.about { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.portrait { position: relative; }
.portrait img { border-radius: 24px; aspect-ratio: 4 / 5; object-fit: cover; object-position: 40% 30%; width: 100%; box-shadow: var(--shadow-lift); }
.portrait .signal-card { position: absolute; right: -24px; bottom: -28px; width: 250px; transform: rotate(2.5deg); }
.portrait .signal-card .quote { font-size: 15px; margin-bottom: 0; }
.about h2 { font-size: clamp(30px, 3.6vw, 44px); letter-spacing: -0.03em; margin-bottom: 20px; }
.about p { color: var(--tiva-ink-soft); }
.facts { list-style: none; padding: 0; margin: 24px 0 28px; display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; }
.facts li { font-size: 15px; padding-left: 20px; position: relative; }
.facts li::before { content: ""; position: absolute; left: 0; top: .6em; width: 8px; height: 8px; border-radius: 50%; border: 2px solid var(--tiva-teal); }

/* ---------- Ablauf / Start ---------- */

.start-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.start-step { background: var(--tiva-surface); border: 1px solid var(--tiva-line); border-radius: var(--radius-card); padding: 26px; box-shadow: var(--shadow-card); }
.start-step .num { font-size: 13px; font-weight: 700; letter-spacing: .14em; color: var(--tiva-turquoise-text); margin-bottom: 14px; display: block; }
.start-step h3 { font-size: 21px; margin-bottom: 8px; }
.start-step p { font-size: 15.5px; color: var(--tiva-ink-soft); margin: 0; }
.start-cta { margin-top: 28px; display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; }
.start-cta small { color: var(--tiva-ink-soft); font-size: 15px; }

/* ---------- FAQ ---------- */

.faq { max-width: 820px; }
.faq details { border-bottom: 1px solid var(--tiva-line); }
.faq summary {
  list-style: none; cursor: pointer; padding: 22px 44px 22px 0; position: relative;
  font-weight: 700; font-size: 18px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 4px; top: 50%; transform: translateY(-50%);
  width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center;
  background: var(--tiva-aqua-mist); color: var(--tiva-petrol); font-size: 20px; line-height: 1;
  transition: transform .2s ease;
}
.faq details[open] summary::after { content: "–"; background: var(--tiva-petrol); color: #fff; }
.faq details p { color: var(--tiva-ink-soft); padding-right: 44px; margin-bottom: 22px; }

/* ---------- CTA + Footer ---------- */

.cta-band { background: linear-gradient(135deg, var(--tiva-ink) 0%, var(--tiva-petrol-deep) 100%); color: #fff; border-radius: 28px; padding: clamp(36px, 6vw, 72px); display: grid; grid-template-columns: 1.3fr .7fr; gap: 32px; align-items: center; position: relative; overflow: hidden; }
.cta-band::after {
  content: ""; position: absolute; right: -80px; top: -80px; width: 300px; height: 300px; border-radius: 50%;
  border: 2px solid rgba(143, 216, 210, .18);
}
.cta-band h2 { font-size: clamp(30px, 4vw, 48px); letter-spacing: -0.03em; margin-bottom: 14px; }
.cta-band p { color: #cfe5e3; margin: 0; max-width: 52ch; }
.cta-actions { display: flex; flex-direction: column; gap: 12px; align-items: flex-start; position: relative; z-index: 1; }
.cta-band .btn-primary { background: var(--tiva-signal-gold); color: var(--tiva-ink); box-shadow: none; }
.cta-band .btn-primary:hover { background: #ffd56e; }
.cta-band .btn-ghost { color: #fff; border-color: rgba(255, 255, 255, .35); }
.cta-band .btn-ghost:hover { background: rgba(255, 255, 255, .08); }
.cta-band small { color: #cfe5e3; font-size: 14px; }

.site-footer { padding: 56px 0 40px; font-size: 15px; color: var(--tiva-ink-soft); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; padding-bottom: 32px; border-bottom: 1px solid var(--tiva-line); }
.footer-grid h2 { font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--tiva-ink); margin-bottom: 14px; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.footer-grid a { text-decoration: none; }
.footer-grid a:hover { color: var(--tiva-ink); }
.footer-bottom { display: flex; justify-content: space-between; gap: 16px; padding-top: 24px; flex-wrap: wrap; font-size: 14px; }

/* ---------- Prototyp-Hinweise (vor Livegang entfernen) ---------- */

.proto-flag {
  display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .04em;
  background: #fff3c4; color: #6b5300; border: 1px dashed #c9a400; border-radius: 6px; padding: 2px 8px;
  vertical-align: middle;
}

/* ---------- Responsiv ---------- */

@media (max-width: 1020px) {
  .hero-grid { grid-template-columns: 1fr; }
  .card-stack { max-width: 560px; }
  .explorer, .offer, .about { grid-template-columns: 1fr; }
  .explorer-result { position: static; }
  .path { grid-template-columns: 1fr 1fr; row-gap: 36px; }
  .path::before { display: none; }
  .principles { grid-template-columns: 1fr 1fr; }
  .start-steps { grid-template-columns: 1fr; }
  .cta-band { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .portrait { max-width: 440px; }
}

@media (max-width: 640px) {
  body { font-size: 16px; }
  .doors { grid-template-columns: 1fr; }
  .door { flex-direction: row; flex-wrap: wrap; align-items: baseline; gap: 4px 10px; padding: 18px 16px 14px; }
  .door-kicker { width: 100%; }
  .door-arrow { margin: 0 0 0 auto; }
  /* Handy: eine Beispielkarte genügt – die übrigen Lernsignale folgen im Explorer */
  .card-stack .signal-card { width: 100%; margin: 0; padding: 18px; transform: rotate(-1.5deg); }
  .card-stack .signal-card:nth-child(n+2) { display: none; }
  .card-stack .signal-card .quote { font-size: 15px; }
  .path { grid-template-columns: 1fr; row-gap: 24px; }
  /* Handy: Punkt neben dem Text statt darüber – spart Höhe */
  .path-step { display: grid; grid-template-columns: 40px 1fr; column-gap: 16px; align-items: start; }
  .path-step .node { width: 40px; height: 40px; margin: 0; grid-row: span 2; }
  .path-step .node::after { width: 10px; height: 10px; }
  .path-step h3 { margin: 6px 0 4px; }
  .offer { padding: 36px 0; gap: 22px; }
  .format { padding: 16px 18px; }
  .principle { padding: 18px; }
  .facts { grid-template-columns: 1fr; }
  .principles { grid-template-columns: 1fr; }
  .portrait img { aspect-ratio: 1 / 1; }
  .portrait .signal-card { right: 8px; width: 210px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px 20px; }
  .footer-grid > :first-child { grid-column: 1 / -1; }
  .tabs { display: flex; }
  .tab { flex: 1; padding: 9px 10px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}


/* ==========================================================================
   Unterseiten
   ========================================================================== */

.main-nav a[aria-current="page"] { color: var(--tiva-ink); background: var(--tiva-surface); box-shadow: inset 0 -2px 0 var(--tiva-signal-gold); }

.breadcrumb { font-size: 14px; color: var(--tiva-ink-soft); margin-bottom: 22px; }
.breadcrumb a { text-decoration: none; font-weight: 700; color: var(--tiva-teal); }
.breadcrumb a:hover { color: var(--tiva-ink); }

.page-hero { padding: clamp(40px, 6vw, 80px) 0 clamp(48px, 6vw, 80px); }
.page-hero-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.page-hero h1 { font-size: clamp(38px, 5.2vw, 68px); letter-spacing: -0.035em; line-height: 1.02; margin-bottom: 22px; }
.page-hero h1 .soft { color: var(--tiva-petrol); }
.page-hero .lead { margin-bottom: 30px; }
.page-hero .for { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; padding: 6px 12px; border-radius: var(--radius-pill); margin-bottom: 20px; }
.page--school .for { background: var(--tiva-gold-soft); color: #7a4f00; }
.page--adult  .for { background: var(--tiva-turquoise-soft); color: #08645f; }
.page--inst   .for { background: var(--tiva-aqua-mist); color: var(--tiva-petrol-deep); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.page-hero .hero-note { margin: 18px 0 0; }
.page-hero .signal-card { transform: rotate(2deg); max-width: 380px; margin-left: auto; }

.signal-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.signal-grid .signal-card .quote { font-size: 16.5px; }

.format-list { display: grid; gap: 16px; }
.format-detail {
  display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(20px, 3vw, 40px);
  background: var(--tiva-surface); border: 1px solid var(--tiva-line); border-radius: var(--radius-card);
  padding: clamp(22px, 3vw, 32px); box-shadow: var(--shadow-card);
}
.format-detail .tag { display: inline-block; font-size: 12px; font-weight: 700; color: var(--tiva-teal); letter-spacing: .08em; text-transform: uppercase; margin-bottom: 10px; }
.format-detail h3 { font-size: clamp(22px, 2.4vw, 28px); margin-bottom: 10px; }
.format-detail > div > p { color: var(--tiva-ink-soft); margin: 0; }
.format-detail h4 { font-size: 13px; letter-spacing: .12em; text-transform: uppercase; color: var(--tiva-ink-soft); margin: 0 0 10px; }
.check-list { list-style: none; margin: 0 0 18px; padding: 0; display: grid; gap: 8px; }
.check-list li { position: relative; padding-left: 26px; font-size: 15.5px; }
.check-list li::before { content: ""; position: absolute; left: 2px; top: .45em; width: 12px; height: 12px; border-radius: 50%; border: 2px solid var(--tiva-teal); }
.takeaway { display: flex; gap: 10px; align-items: flex-start; font-size: 15.5px; background: var(--tiva-mist-soft); border-radius: 12px; padding: 12px 14px; margin: 0; }
.takeaway::before { content: ""; flex: none; width: 9px; height: 9px; margin-top: 7px; border-radius: 50%; background: var(--tiva-signal-gold); }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 72px); align-items: start; }
.split h2 { font-size: clamp(28px, 3.4vw, 42px); letter-spacing: -0.03em; margin-bottom: 16px; }
.split p { color: var(--tiva-ink-soft); }
.point-cards { display: grid; gap: 12px; }
.point-card { background: var(--tiva-surface); border: 1px solid var(--tiva-line); border-left: 4px solid var(--tiva-signal-gold); border-radius: 12px; padding: 16px 18px; }
.point-card h3 { font-size: 17px; margin-bottom: 4px; }
.point-card p { font-size: 15px; margin: 0; }

.chip-cloud { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.chip-cloud li { background: var(--tiva-surface); border: 1px solid var(--tiva-line); border-radius: var(--radius-pill); padding: 9px 16px; font-size: 15.5px; font-weight: 700; }

.offer-more { margin-top: 4px; }

/* Rechtstexte */
.legal { max-width: 760px; padding: clamp(40px, 6vw, 80px) 0 var(--section); }
.legal h1 { font-size: clamp(26px, 2.6vw + 18px, 52px); overflow-wrap: break-word; letter-spacing: -0.03em; margin-bottom: 28px; }
.legal h2 { font-size: 21px; margin: 36px 0 10px; }
.legal p, .legal li { color: var(--tiva-ink-soft); }
.legal a { color: var(--tiva-petrol); font-weight: 700; }
.legal .stand { margin-top: 40px; font-size: 14px; }

@media (max-width: 1020px) {
  .page-hero-grid, .split, .format-detail { grid-template-columns: 1fr; }
  .page-hero .signal-card { margin: 0; }
  .signal-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .signal-grid { grid-template-columns: 1fr; }
}
.explorer-result .result-foot [data-r-format] a { font-weight: 700; color: var(--tiva-petrol); text-underline-offset: 3px; }
.explorer-result .result-foot [data-r-format] a:hover { color: var(--tiva-ink); }