/* ==========================================================================
   unterrichtskommunikation.de – Stylesheet
   Keine externen Schriften, keine Tracker: Es werden Systemschriften genutzt.
   ========================================================================== */

:root {
  --ink-950: #12143d;
  --ink-900: #181a52;
  --ink-800: #1f2266;
  --ink-700: #2a2e86;
  --ink-600: #3a3f9e;
  --ink-200: #c9cbe8;
  --ink-100: #e6e7f5;
  --ink-50: #f3f3fa;

  --paper: #f8f6f1;
  --paper-2: #f0ece3;
  --surface: #ffffff;
  --text: #1b1c2e;
  --muted: #575a70;
  --line: #e2ddd1;

  --amber: #e39232;
  --amber-soft: #f6c88f;
  --amber-ink: #9a520b;

  --serif: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, Georgia, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 1px 2px rgba(24, 26, 82, .06), 0 10px 28px -16px rgba(24, 26, 82, .28);
  --shadow-hover: 0 2px 4px rgba(24, 26, 82, .06), 0 22px 44px -20px rgba(24, 26, 82, .42);
  --wrap: 1160px;
  --gutter: clamp(16px, 4vw, 40px);
  --header-h: 72px;

  color-scheme: light;
}

/* ---------- Basis ---------- */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }

a {
  color: var(--ink-700);
  text-decoration-thickness: 1px;
  text-underline-offset: .2em;
}
a:hover { color: var(--ink-900); }

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

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -.01em;
  margin: 0;
  text-wrap: balance;
  overflow-wrap: break-word;
  /* Nur an den gesetzten Trennstellen (­) trennen, z. B. Unterrichts-kommunikation */
  hyphens: manual;
}

p { margin: 0; text-wrap: pretty; }

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

.sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute;
  left: 16px; top: -100px;
  z-index: 100;
  background: #fff;
  color: var(--ink-900);
  padding: .6em 1em;
  border-radius: 10px;
  font-weight: 600;
}
.skip-link:focus { top: 12px; }

.icon {
  width: 1.05em; height: 1.05em;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  vertical-align: -.15em;
}

/* ---------- Kopfzeile ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(24, 26, 82, .94);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  color: #fff;
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: var(--header-h);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  text-decoration: none;
  min-width: 0;
}
.brand:hover { color: #fff; }

.brand-mark { width: 40px; height: 40px; flex: none; }

.brand-text { display: flex; flex-direction: column; min-width: 0; }

.brand-name {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.14rem;
  line-height: 1.1;
  letter-spacing: .06em;
}

.brand-sub {
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--amber-soft);
  margin-top: 4px;
}

.nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav a {
  display: block;
  padding: .5em .85em;
  border-radius: 999px;
  color: rgba(255, 255, 255, .86);
  text-decoration: none;
  font-size: .94rem;
  font-weight: 500;
  white-space: nowrap;
}
.nav a:hover { background: rgba(255, 255, 255, .09); color: #fff; }

.nav a.nav-cta {
  background: var(--amber);
  color: var(--ink-950);
  font-weight: 600;
  margin-left: 8px;
}
.nav a.nav-cta:hover { background: var(--amber-soft); color: var(--ink-950); }

.nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 999px;
  padding: .5em .95em;
  font: 600 .92rem/1 var(--sans);
  cursor: pointer;
}
.nav-toggle .bars { display: grid; gap: 4px; }
.nav-toggle .bars span {
  display: block;
  width: 16px; height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle[aria-expanded="true"] .bars span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .bars span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .bars span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 960px) {
  .js .nav-toggle { display: inline-flex; }
  .js .nav {
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--ink-900);
    border-bottom: 1px solid rgba(255, 255, 255, .1);
    box-shadow: 0 24px 40px -24px rgba(0, 0, 0, .5);
    display: none;
  }
  .js .nav.is-open { display: block; }
  .js .nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    width: min(100% - 2 * var(--gutter), var(--wrap));
    margin-inline: auto;
    padding: 12px 0 20px;
  }
  .js .nav a { padding: .8em 1em; border-radius: 12px; font-size: 1rem; }
  .js .nav a.nav-cta { margin: 8px 0 0; text-align: center; }

  .no-js .site-header .wrap { flex-wrap: wrap; padding-block: 12px; }
  .no-js .nav ul { flex-wrap: wrap; }
}

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

.hero {
  position: relative;
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(900px 520px at 88% 38%, rgba(227, 146, 50, .17), transparent 62%),
    radial-gradient(800px 560px at 8% -10%, rgba(96, 102, 214, .38), transparent 62%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%);
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(246, 200, 143, .45), transparent);
}

.hero .wrap {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  gap: clamp(32px, 6vw, 72px);
  align-items: center;
  padding-block: clamp(52px, 8vw, 104px) clamp(60px, 9vw, 116px);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--amber-soft);
}
.eyebrow::before {
  content: "";
  width: 36px; height: 1px;
  background: currentColor;
}

.hero h1 {
  font-size: clamp(2.5rem, 6.4vw, 4.75rem);
  line-height: 1.02;
  letter-spacing: .025em;
  margin: 20px 0 18px;
  hyphens: manual;
}

.hero-claim {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.2rem, 2.1vw, 1.45rem);
  line-height: 1.35;
  letter-spacing: .04em;
  color: rgba(255, 255, 255, .94);
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
}
.hero-tags li {
  border: 1px solid rgba(255, 255, 255, .24);
  border-radius: 999px;
  padding: .3em .95em;
  font-size: .88rem;
  color: rgba(255, 255, 255, .9);
  background: rgba(255, 255, 255, .04);
}

.hero-lead {
  max-width: 36em;
  margin-top: 26px;
  font-size: 1.08rem;
  color: rgba(255, 255, 255, .8);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: .55em;
  padding: .85em 1.4em;
  border-radius: 999px;
  font-weight: 600;
  font-size: .98rem;
  line-height: 1.2;
  text-decoration: none;
  transition: transform .15s ease, background-color .15s ease, border-color .15s ease, color .15s ease;
}
.btn:hover { transform: translateY(-1px); }

.btn-primary { background: var(--amber); color: var(--ink-950); }
.btn-primary:hover { background: var(--amber-soft); color: var(--ink-950); }

.btn-ghost { color: #fff; border: 1px solid rgba(255, 255, 255, .36); }
.btn-ghost:hover { background: rgba(255, 255, 255, .08); color: #fff; border-color: rgba(255, 255, 255, .6); }

.btn-ink { background: var(--ink-800); color: #fff; }
.btn-ink:hover { background: var(--ink-700); color: #fff; }

.btn-blue { background: var(--ink-600); color: #fff; }
.btn-blue:hover { background: var(--ink-700); color: #fff; }

.btn-outline { color: var(--ink-800); border: 1px solid var(--ink-200); background: var(--surface); }
.btn-outline:hover { border-color: var(--ink-700); color: var(--ink-900); }

.btn-sm { padding: .55em 1.05em; font-size: .9rem; flex: none; }

/* Interaktionsdiagramm */

.hero-figure { margin: 0; }

.dialog-svg {
  display: block;
  width: 100%;
  max-width: 460px;
  margin-inline: auto;
  overflow: visible;
}

.dialog-svg .ring { fill: none; stroke: rgba(255, 255, 255, .15); }
.dialog-svg .ring-outer { fill: none; stroke: rgba(255, 255, 255, .1); stroke-dasharray: 2 7; }
.dialog-svg .star-a { fill: none; stroke: rgba(255, 255, 255, .17); stroke-width: 1; }
.dialog-svg .star-b {
  fill: none;
  stroke: var(--amber);
  stroke-width: 1.7;
  stroke-linejoin: round;
  opacity: .9;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  animation: draw 2.6s cubic-bezier(.6, .1, .3, 1) .35s forwards;
}
.dialog-svg .core { fill: var(--ink-900); stroke: rgba(255, 255, 255, .2); }
.dialog-svg .core-1 { font: italic 700 22px var(--serif); fill: #fff; }
.dialog-svg .core-2 { font: 600 9.5px var(--sans); letter-spacing: .18em; fill: var(--amber-soft); text-transform: uppercase; }

.dialog-svg .node circle {
  fill: var(--ink-700);
  stroke: var(--amber-soft);
  stroke-width: 1.5;
  transition: fill .2s ease, transform .2s ease;
  transform-box: fill-box;
  transform-origin: center;
}
.dialog-svg .node text {
  font: 700 15px var(--serif);
  fill: #fff;
  text-anchor: middle;
  pointer-events: none;
}
.dialog-svg .node:hover circle,
.dialog-svg .node:focus-visible circle { fill: var(--amber); transform: scale(1.12); }
.dialog-svg .node:hover text,
.dialog-svg .node:focus-visible text { fill: var(--ink-950); }
.dialog-svg .node:focus-visible { outline: none; }

.hero-figure figcaption {
  text-align: center;
  margin-top: 14px;
  font-size: .84rem;
  color: rgba(255, 255, 255, .62);
}

@keyframes draw { to { stroke-dashoffset: 0; } }

@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: minmax(0, 1fr); }
  .dialog-svg { max-width: 340px; }
}

/* ---------- Abschnitte ---------- */

.section { padding-block: clamp(64px, 9vw, 112px); }
.section-alt { background: var(--paper-2); }

.section-head {
  max-width: 780px;
  margin-bottom: clamp(32px, 5vw, 52px);
}

.kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--amber-ink);
}
.kicker::before {
  content: "";
  width: 28px; height: 2px;
  background: var(--amber);
}

.section h2 {
  font-size: clamp(1.9rem, 3.7vw, 2.8rem);
  color: var(--ink-900);
  margin-top: 14px;
}

.section-head p {
  margin-top: 16px;
  font-size: 1.12rem;
  color: var(--muted);
}

/* ---------- Karten (Grundlagen, Impulse) ---------- */

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  color: inherit;
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
a.card:hover {
  color: inherit;
  transform: translateY(-3px);
  border-color: var(--ink-200);
  box-shadow: var(--shadow-hover);
}

.card-icon {
  width: 46px; height: 46px;
  flex: none;
  border-radius: 13px;
  display: grid;
  place-items: center;
  background: var(--ink-50);
  color: var(--ink-700);
  border: 1px solid var(--ink-100);
}
.card-icon .icon { width: 22px; height: 22px; }

.card h3 {
  font-size: 1.36rem;
  color: var(--ink-900);
  margin: 18px 0 10px;
}

.card p { color: var(--muted); font-size: 1rem; }

.card-foot {
  margin-top: auto;
  padding-top: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: .92rem;
}
.card-foot .domain { color: var(--muted); letter-spacing: .01em; overflow-wrap: anywhere; }
.card-foot .go {
  display: inline-grid;
  place-items: center;
  width: 36px; height: 36px;
  flex: none;
  border-radius: 50%;
  background: var(--ink-50);
  color: var(--ink-700);
  transition: background-color .2s ease, color .2s ease;
}
a.card:hover .go { background: var(--ink-800); color: #fff; }

/* Dialog-Leiste */

.dialog-strip {
  margin-top: 20px;
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.dialog-quote {
  margin: 0;
  padding: clamp(28px, 4vw, 44px);
  background: var(--ink-800);
  color: #fff;
  position: relative;
}
.dialog-quote .greek {
  font-family: var(--serif);
  font-size: .95rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--amber-soft);
}
.dialog-quote blockquote {
  margin: 14px 0 0;
  font-family: var(--serif);
  font-size: clamp(1.45rem, 2.6vw, 1.95rem);
  line-height: 1.3;
}
.dialog-quote figcaption {
  margin-top: 16px;
  font-size: .9rem;
  color: rgba(255, 255, 255, .7);
}

.dialog-text {
  padding: clamp(28px, 4vw, 44px);
  display: grid;
  gap: 14px;
  align-content: center;
}
.dialog-text h3 { font-size: 1.3rem; color: var(--ink-900); }
.dialog-text p { color: var(--muted); }

/* ---------- Lernmodule ---------- */

.module-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.module-path {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .92rem;
  color: var(--muted);
}
.module-path .line {
  width: 72px; height: 2px;
  background: linear-gradient(90deg, var(--amber), var(--ink-700));
  border-radius: 2px;
}

.toggle-all {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  background: var(--surface);
  border: 1px solid var(--ink-200);
  color: var(--ink-800);
  border-radius: 999px;
  padding: .55em 1.1em;
  font: 600 .9rem/1.2 var(--sans);
  cursor: pointer;
}
.toggle-all:hover { border-color: var(--ink-700); }
.no-js .toggle-all { display: none; }

.module-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.modul {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 26px 16px;
  box-shadow: var(--shadow);
  scroll-margin-top: 8px;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.modul:target {
  border-color: var(--amber);
  box-shadow: 0 0 0 4px rgba(227, 146, 50, .22), var(--shadow);
}

.modul-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.modul-label {
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}
.modul-num {
  font-family: var(--serif);
  font-size: 2.5rem;
  line-height: 1;
  font-weight: 700;
  color: var(--amber);
  margin-left: auto;
}

.modul h3 {
  font-size: 1.24rem;
  line-height: 1.25;
  color: var(--ink-900);
  margin: 10px 0 10px;
}
.modul h3 .bracket { display: block; font-size: .9rem; font-family: var(--sans); font-weight: 500; color: var(--muted); margin-top: 4px; letter-spacing: 0; }

.modul-kern { color: var(--muted); font-size: .98rem; }

.modul details {
  margin-top: auto;
  padding-top: 14px;
}
.modul details > summary {
  margin-top: 16px;
  border-top: 1px solid var(--line);
  padding: 12px 0 6px;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-weight: 600;
  font-size: .94rem;
  color: var(--ink-700);
}
.modul details > summary::-webkit-details-marker { display: none; }
.modul details > summary::after {
  content: "";
  width: 22px; height: 22px;
  flex: none;
  border-radius: 50%;
  background:
    linear-gradient(currentColor, currentColor) center / 10px 2px no-repeat,
    linear-gradient(currentColor, currentColor) center / 2px 10px no-repeat,
    var(--ink-50);
  transition: transform .2s ease;
}
.modul details[open] > summary::after { transform: rotate(45deg); }
.modul details > summary:hover { color: var(--ink-900); }

.modul ul {
  margin: 8px 0 10px;
  padding-left: 1.1em;
  font-size: .95rem;
  color: var(--text);
}
.modul li { margin: .4em 0; padding-left: .2em; }
.modul li::marker { color: var(--amber); }

/* ---------- Zitat-Band ---------- */

.quote-band {
  margin: 0;
  background: var(--surface);
  border-block: 1px solid var(--line);
  padding-block: clamp(52px, 7vw, 84px);
  text-align: center;
}
.quote-band blockquote {
  margin: 0 auto;
  max-width: 22em;
  font-family: var(--serif);
  font-size: clamp(1.6rem, 3.6vw, 2.6rem);
  line-height: 1.25;
  color: var(--ink-900);
}
.quote-band blockquote::before {
  content: "";
  display: block;
  width: 44px; height: 3px;
  margin: 0 auto 26px;
  background: var(--amber);
  border-radius: 2px;
}
.quote-band figcaption {
  margin-top: 16px;
  color: var(--muted);
  font-size: .95rem;
  letter-spacing: .04em;
}

/* ---------- Impulse ---------- */

.impulse-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.video-card {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
  padding: clamp(14px, 2.4vw, 28px);
  border-radius: var(--radius);
  color: #fff;
  text-decoration: none;
  background:
    radial-gradient(520px 320px at 100% 0%, rgba(227, 146, 50, .22), transparent 65%),
    linear-gradient(160deg, var(--ink-700), var(--ink-900));
  box-shadow: var(--shadow);
  transition: transform .2s ease, box-shadow .2s ease;
}
.video-card:hover { color: #fff; transform: translateY(-3px); box-shadow: var(--shadow-hover); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: .45em;
  border: 1px solid rgba(255, 255, 255, .28);
  border-radius: 999px;
  padding: .3em .85em;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--amber-soft);
}

/* Das triadische Lernmodell (Sinn – Mensch – Mensch – KI) */
.triad-figure {
  margin: 0;
  width: 100%;
  max-width: 660px;
  justify-self: center;
  background: #f5f3ee;
  border-radius: 14px;
  padding: clamp(10px, 2vw, 22px) clamp(6px, 1.6vw, 18px) 14px;
}
.triad-figure figcaption {
  margin-top: 6px;
  text-align: center;
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: #6b6857;
}
.triad-svg { display: block; width: 100%; height: auto; }
/* Auf schmalen Bildschirmen: engere Ellipse, dadurch größere Schrift */
.triad-narrow { display: none; }
@media (max-width: 600px) {
  .triad-wide { display: none; }
  .triad-narrow { display: block; }
  .triad-narrow .t-sub { font-size: 15px; }
  .triad-narrow .t-sub-ki { font-size: 12.5px; }
}
.triad-svg .t-ellipse { fill: none; stroke: #d4d0c2; stroke-width: 2; }
.triad-svg .t-halo { fill: #6e8f2e; opacity: .2; }
.triad-svg .t-line { stroke: #6e8f2e; stroke-width: 3.5; }
.triad-svg .t-dash { stroke: #858170; stroke-width: 2.5; stroke-dasharray: 9 8; }
.triad-svg .t-sinn { fill: #6e8f2e; }
.triad-svg .t-node { fill: var(--ink-800); }
.triad-svg text { text-anchor: middle; }
.triad-svg .t-main { font: 700 28px var(--serif); fill: #f6f4ef; letter-spacing: .01em; }
.triad-svg .t-sub { font: 400 14px var(--sans); fill: #bcc2e2; }
.triad-svg .t-sub-ki { font-size: 12.5px; }
.triad-svg .t-sub-sinn { font: 400 12.5px var(--sans); fill: #eef2e0; }
.triad-svg .t-num { font: 400 11.5px var(--sans); fill: #9ea6cc; letter-spacing: .2em; }
.triad-svg .t-dialog { font: 700 15px var(--sans); fill: #858170; letter-spacing: .4em; }

.video-body { padding: 8px clamp(4px, 1.6vw, 18px) 8px 0; }
.video-body h3 {
  margin-top: 18px;
  font-size: clamp(1.45rem, 2.6vw, 1.95rem);
  line-height: 1.2;
}
.video-body p { color: rgba(255, 255, 255, .78); margin-top: 12px; }

@media (max-width: 900px) {
  .video-card { grid-template-columns: minmax(0, 1fr); }
  .video-body { padding: 4px 8px 10px; }
}

.video-cta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 600;
}
.play {
  width: 58px; height: 58px;
  flex: none;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--amber);
  color: var(--ink-950);
  transition: transform .2s ease, background-color .2s ease;
}
.play svg { width: 22px; height: 22px; margin-left: 3px; }
.video-card:hover .play { transform: scale(1.06); background: var(--amber-soft); }
.video-cta small { display: block; font-weight: 400; font-size: .84rem; color: rgba(255, 255, 255, .62); }

.impulse-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.impulse-list .card { padding: 26px; }
.impulse-list .card h3 { margin: 18px 0 8px; font-size: 1.24rem; }
.impulse-list .card p { font-size: .97rem; }
.impulse-list .card .domain { display: block; margin-top: 12px; font-size: .86rem; color: var(--ink-700); font-weight: 600; }

@media (max-width: 1020px) {
  .impulse-list { grid-template-columns: minmax(0, 1fr); }
  .impulse-list .card { flex-direction: row; gap: 18px; align-items: flex-start; }
  .impulse-list .card h3 { margin: 2px 0 6px; }
}

/* ---------- Material ---------- */

.material-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 20px;
  align-items: stretch;
}

.material-stack { display: grid; gap: 20px; }

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: .4em;
  font-size: .8rem;
  font-weight: 600;
  color: var(--ink-800);
  background: var(--ink-50);
  border: 1px solid var(--ink-100);
  border-radius: 999px;
  padding: .25em .75em;
}

.hint {
  display: flex;
  gap: 12px;
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  background: var(--ink-50);
  border: 1px solid var(--ink-200);
  font-size: .95rem;
  color: var(--ink-800);
}
.hint strong { font-weight: 700; color: var(--ink-900); }
.hint .icon { color: var(--ink-700); margin-top: 3px; }
/* URL bleibt zusammen; nur wenn sie nicht in eine Zeile passt, Umbruch nach dem „/“ */
.hint a { display: inline-block; max-width: 100%; color: var(--ink-700); font-weight: 600; overflow-wrap: break-word; }
.hint a:hover { color: var(--ink-900); }

.card .actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.card .actions .btn { font-size: .92rem; padding: .7em 1.15em; }
.book-card .actions { gap: 8px; }
.book-card .actions .btn { padding: .7em 1.05em; }

.book-card {
  display: grid;
  grid-template-columns: 172px minmax(0, 1fr);
  gap: 26px;
  align-items: start;
}

.book-cover {
  display: block;
  border-radius: 4px 8px 8px 4px;
  overflow: hidden;
  box-shadow:
    0 1px 2px rgba(24, 26, 82, .12),
    0 18px 32px -14px rgba(24, 26, 82, .45);
  transition: transform .2s ease, box-shadow .2s ease;
}
.book-cover img { width: 100%; height: auto; }
.book-cover:hover { transform: translateY(-3px) rotate(-.4deg); box-shadow: 0 2px 4px rgba(24, 26, 82, .12), 0 24px 40px -16px rgba(24, 26, 82, .5); }

.book-card h3 { margin-top: 6px; }
.book-text { margin-top: 12px; color: var(--muted); font-size: .98rem; }
.book-sub { font-family: var(--serif); font-style: italic; font-size: 1.08rem; color: var(--ink-800); margin-top: -2px; }
.book-meta { margin: 16px 0 0; display: grid; gap: 6px; font-size: .95rem; color: var(--muted); }
.book-meta div { display: grid; grid-template-columns: 6.2em minmax(0, 1fr); gap: 10px; }
.book-meta dt { font-weight: 600; color: var(--text); }
.book-meta dd { margin: 0; }

.more-links {
  list-style: none;
  margin: 22px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 8px;
  font-size: .96rem;
}
.more-links a { font-weight: 600; text-decoration: none; display: inline-flex; gap: .4em; align-items: center; }
.more-links a:hover { text-decoration: underline; }

/* ---------- Häufige Fragen ---------- */

.faq-layout {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: start;
}
.faq-layout .section-head { margin-bottom: 0; position: sticky; top: calc(var(--header-h) + 32px); }

.faq { display: grid; grid-template-columns: minmax(0, 1fr); gap: 12px; }

.faq details {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
}
.faq summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.14rem;
  line-height: 1.3;
  color: var(--ink-900);
  hyphens: manual;
  overflow-wrap: break-word;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "";
  width: 26px; height: 26px;
  flex: none;
  border-radius: 50%;
  background:
    linear-gradient(var(--ink-700), var(--ink-700)) center / 11px 2px no-repeat,
    linear-gradient(var(--ink-700), var(--ink-700)) center / 2px 11px no-repeat,
    var(--ink-50);
  transition: transform .2s ease;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .answer { padding: 0 22px 20px; color: var(--muted); }
.faq .answer p + p { margin-top: 10px; }

/* ---------- Kontakt ---------- */

.contact {
  position: relative;
  overflow: hidden;
  border-radius: calc(var(--radius) + 6px);
  padding: clamp(32px, 6vw, 64px);
  background:
    radial-gradient(600px 300px at 0% 100%, rgba(227, 146, 50, .2), transparent 65%),
    linear-gradient(150deg, var(--ink-800), var(--ink-950));
  color: #fff;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
  gap: 32px;
  align-items: center;
}
.contact h2 { color: #fff; margin-top: 12px; }
.contact .kicker { color: var(--amber-soft); }
.contact p { color: rgba(255, 255, 255, .8); margin-top: 14px; font-size: 1.08rem; }

.contact-box {
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: var(--radius);
  padding: 26px;
}
.contact-box .label {
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--amber-soft);
}
.contact-mail {
  display: block;
  margin-top: 8px;
  color: #fff;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  overflow-wrap: anywhere;
  text-decoration-color: rgba(246, 200, 143, .6);
}
.contact-mail:hover { color: var(--amber-soft); }
.contact-box .btn { margin-top: 20px; }
.contact-person { margin-top: 20px; padding-top: 18px; border-top: 1px solid rgba(255, 255, 255, .14); font-size: .92rem; color: rgba(255, 255, 255, .72); }
.contact-person strong { color: #fff; font-weight: 600; display: block; }
.contact-person a { color: var(--amber-soft); }

/* ---------- Fußzeile ---------- */

.site-footer {
  background: var(--ink-950);
  color: rgba(255, 255, 255, .72);
  padding-block: 56px 28px;
  font-size: .95rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, .7fr);
  gap: 36px;
}
.footer-grid h2 {
  font-family: var(--sans);
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--amber-soft);
  margin-bottom: 14px;
}
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-footer a { color: rgba(255, 255, 255, .86); text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.footer-brand p { margin-top: 14px; max-width: 30em; }
.footer-bottom {
  margin-top: 40px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, .1);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  font-size: .86rem;
  color: rgba(255, 255, 255, .55);
}

/* ---------- Rechtstexte & 404 ---------- */

.page-hero {
  background: linear-gradient(180deg, var(--ink-900), var(--ink-800));
  color: #fff;
  padding-block: clamp(44px, 7vw, 80px);
}
.page-hero h1 { font-size: clamp(2.1rem, 5vw, 3.2rem); margin-top: 14px; }
.page-hero p { margin-top: 12px; color: rgba(255, 255, 255, .75); }

.prose {
  max-width: 760px;
  padding-block: clamp(44px, 7vw, 80px);
}
.prose h2 {
  font-size: clamp(1.4rem, 2.6vw, 1.75rem);
  color: var(--ink-900);
  margin: 2.2em 0 .6em;
}
.prose h2:first-child { margin-top: 0; }
.prose h3 {
  font-family: var(--sans);
  font-size: 1.05rem;
  color: var(--ink-900);
  margin: 1.6em 0 .4em;
  letter-spacing: 0;
}
.prose p, .prose ul { margin: 0 0 1em; }
.prose ul { padding-left: 1.2em; }
.prose li { margin: .3em 0; }
.prose li::marker { color: var(--amber); }
.prose address { font-style: normal; }
.prose .source { font-size: .9rem; color: var(--muted); margin-top: 2.4em; }

.notfound-links { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

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

@media (max-width: 1020px) {
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cards > :last-child:nth-child(odd) { grid-column: 1 / -1; }
  .module-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .impulse-grid { grid-template-columns: minmax(0, 1fr); }
  .faq-layout { grid-template-columns: minmax(0, 1fr); }
  .faq-layout .section-head { position: static; }
  .contact { grid-template-columns: minmax(0, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  body { font-size: 1rem; }
  .cards, .module-grid { grid-template-columns: minmax(0, 1fr); }
  .cards > :last-child:nth-child(odd) { grid-column: auto; }
  .dialog-strip { grid-template-columns: minmax(0, 1fr); }
  .book-card { grid-template-columns: minmax(0, 1fr); }
  .book-cover { width: 170px; }
  .impulse-list .card { padding: 22px; }
  .card { padding: 24px; }
  .footer-grid { grid-template-columns: 1fr; }
  .brand-sub { display: none; }
  .brand-name { font-size: 1.04rem; }
}

/* Material: Buchkarte bekommt volle Breite, damit „Zum Buch“ und „Flyer“ nebeneinander stehen */
@media (max-width: 1100px) {
  .material-grid { grid-template-columns: minmax(0, 1fr); }
  .material-stack { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 720px) {
  .material-stack { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 420px) {
  .book-card .actions .btn { font-size: .86rem; padding: .65em .85em; }
}

/* Kopfzeile: gesperrter Name bleibt auch auf schmalen Handys neben dem Button */
@media (max-width: 480px) {
  .site-header .wrap { gap: 12px; }
  .toggle-label, .site-header .btn-label {
    position: absolute;
    width: 1px; height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
  }
  .nav-toggle { padding: .6em .75em; }
}

@media (max-width: 380px) {
  .brand-name { font-size: .92rem; }
  .brand-mark { width: 34px; height: 34px; }
  .video-card { padding: 10px; }
  .triad-figure { padding: 8px 4px 12px; }
  .video-body h3 { font-size: 1.3rem; }
  .faq summary { padding: 16px 18px; font-size: 1.06rem; }
  .faq .answer { padding: 0 18px 18px; }
}

@media (max-width: 360px) {
  .brand-name { font-size: .8rem; letter-spacing: .04em; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .dialog-svg .star-b { stroke-dashoffset: 0; }
}

@media print {
  .site-header, .nav-toggle, .toggle-all, .hero-figure, .btn-row { display: none !important; }
  body { background: #fff; }
  .hero { background: none; color: #000; }
  .hero-claim, .hero-lead, .hero-tags li { color: #000; }
  .modul details > ul { display: block; }
}