/* ============================================================
   Norma · Landingpage
   Gebaut aus dem Design-Handoff (high-fidelity). Lädt AUSSCHLIESSLICH
   auf der Landingpage (siehe base.html {% block head %} / landing.html).
   Deshalb: (1) :root-Tokens hier neu = pinnt die Seite auf den hellen
   Paper-Look, unabhängig vom Session-Theme; (2) alle Komponenten unter
   `.lp` genamespaced, damit app.css generische Klassennamen (.section,
   .panel, .flashcard, .comment-card, .feature-icon, .steps, .faq-item)
   nicht durchschlagen. Tokens abgeleitet aus app/static/app.css.
   ============================================================ */
:root, .lp {
  --bg-base: #efe9d9;
  --bg-paper: #f7f3e8;
  --bg-elevated: #fdfaf1;

  --ink-1: #1c1a14;
  --ink-2: #38342b;
  --ink-3: #6f6859;
  --ink-4: #a59d88;
  --ink-5: #c8c0a7;

  --line: #d9d1ba;
  --line-soft: #e4dcc4;
  --line-strong: #b9af93;

  --accent: #1f4d3a;
  --accent-hover: color-mix(in oklab, var(--accent), #ffffff 14%);
  --accent-tint: color-mix(in srgb, var(--accent), var(--bg-paper) 82%);
  --accent-ink: #f6f2e9;

  --amber: #a8761a;
  --amber-tint: #f3e3c3;
  --green: #3a7a52;
  --green-tint: #d9e6dd;
  --red: #9a3a2d;
  --red-tint: #f1d9d3;
  --blue: #2f5d8c;

  --hl-yellow: #f6e6a2;
  --hl-green: #c8e2c8;
  --hl-pink: #f4ccd0;
  --hl-blue: #c9d9eb;

  --font-serif: "Newsreader", "Source Serif Pro", Georgia, serif;
  --font-sans: "Geist", system-ui, sans-serif;
  --font-mono: "Geist Mono", ui-monospace, monospace;

  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 14px;

  --shadow-soft: 0 2px 10px rgba(31,28,22,0.05);
  --shadow-card: 0 4px 18px rgba(31,28,22,0.07);
  --shadow-pop: 0 14px 40px rgba(31,28,22,0.12);

  --maxw: 1120px;
  --headline-scale: 1;
}

html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg-base);
  color: var(--ink-2);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
/* Feine Papier-Körnung über der ganzen Seite */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.045'/%3E%3C/svg%3E");
}
.lp { position: relative; z-index: 1; }
.lp *, .lp *::before, .lp *::after { box-sizing: border-box; }
.lp a { color: inherit; text-decoration: none; }
.lp img { max-width: 100%; display: block; }
.lp ::selection { background: var(--accent-tint); }

/* ---- Bausteine -------------------------------------------- */
.lp .wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 40px;
}
.lp .eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-4);
  margin: 0;
}
.lp .serif { font-family: var(--font-serif); }
.lp em.hl { font-style: italic; color: var(--accent); font-weight: 400; }

.lp .section-head { max-width: 64ch; }
.lp .section-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(28px, 4vw, 38px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--ink-1);
  margin: 12px 0 0;
}
.lp .section-sub {
  color: var(--ink-3);
  margin: 14px 0 0;
  max-width: 56ch;
  font-size: 16.5px;
}

/* ---- Buttons ---------------------------------------------- */
.lp .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border: 1px solid transparent;
  border-radius: 9px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s, border-color 0.15s, transform 0.15s, color 0.15s;
}
.lp .btn-primary { background: var(--accent); color: var(--accent-ink); }
.lp .btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); }
.lp .btn-outline {
  border-color: var(--line);
  background: var(--bg-elevated);
  color: var(--ink-1);
}
.lp .btn-outline:hover { border-color: var(--line-strong); background: var(--bg-paper); }
.lp .btn-ghost { color: var(--ink-2); }
.lp .btn-ghost:hover { background: rgba(0,0,0,0.05); }
.lp .btn-lg { padding: 14px 26px; font-size: 16px; }
.lp .btn svg { width: 16px; height: 16px; }
.lp .btn-onaccent {
  background: var(--accent-ink);
  color: var(--accent);
}
.lp .btn-onaccent:hover { background: #fff; transform: translateY(-1px); }
.lp .btn-onaccent-ghost {
  border-color: color-mix(in srgb, var(--accent-ink), transparent 70%);
  color: var(--accent-ink);
}
.lp .btn-onaccent-ghost:hover { background: rgba(255,255,255,0.10); }

/* ============================================================
   NAV
   ============================================================ */
.lp .nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg-base), transparent 12%);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, background 0.2s;
}
.lp .nav[data-scrolled="true"] {
  border-bottom-color: var(--line-soft);
  background: color-mix(in srgb, var(--bg-base), transparent 4%);
}
.lp .nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.lp .brand { display: flex; align-items: center; gap: 11px; }
.lp .brand-badge {
  width: 30px; height: 30px;
  background: var(--accent);
  color: var(--accent-ink);
  border-radius: 8px;
  display: grid; place-items: center;
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 500;
  font-size: 21px;
  line-height: 1;
}
.lp .brand-name {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 20px;
  color: var(--ink-1);
  letter-spacing: -0.01em;
}
.lp .nav-links { display: flex; align-items: center; gap: 8px; }
.lp .nav-link {
  font-size: 14.5px;
  color: var(--ink-2);
  padding: 8px 12px;
  border-radius: 8px;
}
.lp .nav-link:hover { background: rgba(0,0,0,0.05); }
.lp .btn-sm { padding: 8px 15px; font-size: 14px; border-radius: 8px; }

/* ============================================================
   HERO
   ============================================================ */
.lp .hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  padding: 96px 0 84px;
}
.lp .scroll-hint {
  position: absolute;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--ink-4);
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.lp .scroll-hint:hover { color: var(--ink-2); }
.lp .scroll-hint svg { width: 20px; height: 20px; animation: lpNudge 1.9s ease-in-out infinite; }
@keyframes lpNudge { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(5px); } }
@media (prefers-reduced-motion: reduce) { .scroll-hint svg { animation: none; } }
.lp .hero-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}
.lp .hero-headline {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: calc(clamp(40px, 6.2vw, 68px) * var(--headline-scale));
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--ink-1);
  margin: 18px 0 0;
}
.lp .hero-lead {
  font-family: var(--font-serif);
  font-size: clamp(18px, 2.1vw, 21px);
  line-height: 1.55;
  color: var(--ink-2);
  max-width: 46ch;
  margin: 20px 0 0;
}
.lp .hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}
.lp .hero-free {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 18px;
  font-size: 13.5px;
  color: var(--ink-3);
}
.lp .hero-free .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--green);
  flex: none;
}
.lp .hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-4);
}
.lp .hero-trust span { display: inline-flex; align-items: center; gap: 7px; }
.lp .hero-trust span::before {
  content: ""; width: 5px; height: 5px; border-radius: 50%;
  background: var(--accent); opacity: 0.7;
}

/* ---- Norm-Karte (Hero-Visual) ----------------------------- */
.lp .norm-card {
  background: var(--bg-elevated);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 26px 28px 24px;
  position: relative;
}
.lp .norm-card::before {
  content: "";
  position: absolute; left: 0; top: 22px; bottom: 22px;
  width: 3px; border-radius: 2px;
  background: var(--accent);
}
.lp .norm-eyebrow {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-4);
}
.lp .norm-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 25px;
  line-height: 1.2;
  color: var(--ink-1);
  margin: 8px 0 2px;
  letter-spacing: -0.005em;
}
.lp .norm-title .key {
  font-family: var(--font-mono);
  font-style: italic;
  font-weight: 500;
  font-size: 0.62em;
  color: var(--accent);
  margin-right: 8px;
  vertical-align: 0.06em;
}
.lp .norm-title .sub { font-style: italic; font-weight: 400; }
.lp .norm-meta {
  font-size: 12.5px;
  color: var(--ink-3);
  margin: 0 0 16px;
}
.lp .norm-body {
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.66;
  color: var(--ink-1);
  font-feature-settings: "kern","liga","onum";
}
.lp .norm-para { display: grid; grid-template-columns: 32px 1fr; gap: 6px; margin-bottom: 12px; }
.lp .norm-para:last-child { margin-bottom: 0; }
.lp .norm-pnum { font-family: var(--font-mono); font-size: 12.5px; font-weight: 500; color: var(--ink-4); padding-top: 3px; }
.lp .norm-hl { padding: 1px 1px; border-radius: 2px; }
.lp .norm-hl.yellow { background: var(--hl-yellow); }
.lp .norm-hl.green { background: var(--hl-green); }
.lp .wiki-link {
  font-family: var(--font-mono);
  font-size: 0.86em;
  background: var(--accent-tint);
  color: var(--accent);
  padding: 0 5px;
  border-radius: 3px;
  white-space: nowrap;
}
.lp .norm-card-foot {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 18px; padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  font-size: 12.5px; color: var(--ink-3);
}
.lp .norm-card-foot .ann {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--font-mono); font-size: 11px;
  color: var(--ink-4); text-transform: uppercase; letter-spacing: 0.06em;
}
.lp .swatch { width: 11px; height: 11px; border-radius: 3px; display: inline-block; }

/* ---- Kicker-Linie an der Eyebrow -------------------------- */
.lp .eyebrow-rule {
  display: inline-block;
  width: 26px;
  height: 1px;
  background: var(--accent);
  vertical-align: middle;
  margin-right: 10px;
  opacity: 0.65;
}

/* ---- Gezeichneter Unterstrich unter dem Akzentwort -------- */
.lp .draw-uline {
  position: relative;
  white-space: nowrap;
}
.lp .draw-uline::after {
  content: "";
  position: absolute;
  left: -2px;
  right: -2px;
  bottom: 0.04em;
  height: 0.46em;
  background: color-mix(in srgb, var(--accent), var(--bg-base) 78%);
  z-index: -1;
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.7s cubic-bezier(0.65, 0, 0.35, 1) 0.55s;
}
.lp .hero.is-live .draw-uline::after { transform: scaleX(1); }

/* ============================================================
   HERO-STAGE · lebendes Dokument
   ============================================================ */
.lp .hero-stage {
  position: relative;
  padding: 12px 10px 58px 6px;
}
@media (min-width: 941px) {
  .lp .hero-stage { padding-left: 0; }
}

/* Basis: Norm-Karte */
.lp .hs-norm {
  position: relative;
  z-index: 2;
  opacity: 0;
  transform: translateY(22px) scale(0.985);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22,1,0.36,1);
}
.lp .hero.is-live .hs-norm { opacity: 1; transform: none; }

/* Marker, der sich übers Wort zieht */
.lp .draw-mark {
  background-image: linear-gradient(var(--hl-yellow), var(--hl-yellow));
  background-repeat: no-repeat;
  background-size: 0% 0.92em;
  background-position: 0 0.5em;
  border-radius: 2px;
  padding: 1px 1px;
}
.lp .hero.is-live .draw-mark {
  animation: lpDrawMark 0.75s cubic-bezier(0.65,0,0.35,1) 0.95s forwards;
}
@keyframes lpDrawMark { to { background-size: 100% 0.92em; } }

/* ---- Seitenweite, beim Scrollen ausgelöste Markierungen --- */
.lp .ink-mark {
  background-image: linear-gradient(var(--hl-yellow), var(--hl-yellow));
  background-repeat: no-repeat;
  background-size: 0% 0.86em;
  background-position: 0 0.62em;
  border-radius: 2px;
  padding: 1px 1px;
}
.lp .ink-mark.m-green { background-image: linear-gradient(var(--hl-green), var(--hl-green)); }
.lp .ink-mark.m-yellow { background-image: linear-gradient(var(--hl-yellow), var(--hl-yellow)); }
.lp [data-reveal].in .ink-mark {
  animation: lpDrawMark 0.7s cubic-bezier(0.65,0,0.35,1) var(--md, 0.5s) forwards;
}

/* ---- Kommentar/Notiz, die beim Scrollen einschwebt -------- */
.lp .note-anim {
  opacity: 0;
  transform: translateX(10px);
  transition: opacity 0.55s ease var(--nd, 1s), transform 0.6s cubic-bezier(0.22,1,0.36,1) var(--nd, 1s);
}
.lp [data-reveal].in .note-anim { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .lp .ink-mark { background-size: 100% 0.86em !important; animation: none !important; }
  .lp .note-anim { opacity: 1 !important; transform: none !important; transition: none !important; }
}

/* Norm-Karte mit eigener Randspalte (wie im Reader) */
.lp .hs-doc {
  display: grid;
  grid-template-columns: 1fr 132px;
  gap: 18px;
  align-items: start;
}
.lp .hs-doc-margin {
  border-left: 1px solid var(--line-soft);
  padding-left: 14px;
  padding-top: 2px;
}
.lp .hs-comment-inner {
  opacity: 0;
  transform: translateX(12px);
  transition: opacity 0.55s ease 1.5s, transform 0.6s cubic-bezier(0.22,1,0.36,1) 1.5s;
}
.lp .hero.is-live .hs-comment-inner { opacity: 1; transform: none; }
.lp .hs-doc-margin .comment-card { box-shadow: var(--shadow-card); }
.lp .hs-doc-margin .comment-card .when { white-space: nowrap; }

/* Karteikarte, steigt unten rechts auf */
.lp .hs-card {
  position: absolute;
  right: -10px;
  bottom: 0;
  width: 272px;
  z-index: 4;
  opacity: 0;
  transform: translateY(26px) rotate(3deg) scale(0.95);
  transition: opacity 0.6s ease 2s, transform 0.7s cubic-bezier(0.22,1,0.36,1) 2s;
}
.lp .hero.is-live .hs-card { opacity: 1; transform: rotate(2.5deg); }
.lp .hs-card-inner {
  background: var(--bg-elevated);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow-pop);
  padding: 16px 17px 15px;
  animation: lpFloatB 6.5s ease-in-out 2.7s infinite;
}
.lp .hsc-tag {
  font-family: var(--font-mono);
  font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ink-4); margin: 0 0 8px;
}
.lp .hsc-q {
  font-family: var(--font-serif);
  font-size: 15.5px; line-height: 1.36; color: var(--ink-1);
  margin: 0 0 13px;
}
.lp .hsc-q .ref { font-family: var(--font-mono); font-size: 0.8em; color: var(--accent); }
.lp .hsc-rate { display: flex; gap: 4px; }
.lp .hsc-pill {
  font-family: var(--font-mono); font-size: 9.5px;
  padding: 4px 6px; border-radius: 999px;
  border: 1px solid var(--line-soft);
  border-top-width: 2px;
  color: var(--ink-2);
  white-space: nowrap;
  letter-spacing: 0.01em;
}
.lp .hsc-pill.again { border-top-color: var(--red); }
.lp .hsc-pill.hard { border-top-color: var(--amber); }
.lp .hsc-pill.good { border-top-color: var(--green); }
.lp .hsc-pill.easy { border-top-color: #2f5d8c; }

@keyframes lpFloatA { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
@keyframes lpFloatB { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }

/* Statischer Endzustand, wenn keine JS-Choreografie / reduced motion */
.lp .hero.no-anim .hs-norm { opacity: 1; transform: none; }
.lp .hero.no-anim .hs-comment-inner { opacity: 1; transform: none; }
.lp .hero.no-anim .hs-card { opacity: 1; transform: rotate(2.5deg); }
.lp .hero.no-anim .draw-mark { background-size: 100% 0.92em; }
.lp .hero.no-anim .draw-uline::after { transform: scaleX(1); }

/* ============================================================
   SECTION SCAFFOLD
   ============================================================ */
.lp .section { padding: clamp(56px, 8vw, 92px) 0; }
.lp .section.band-paper { background: var(--bg-paper); border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }

/* ---- Features --------------------------------------------- */
.lp .features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 44px;
}
.lp .feature {
  background: var(--bg-elevated);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  padding: 26px 26px 28px;
  transition: border-color 0.18s, box-shadow 0.18s, transform 0.18s;
}
.lp .feature:hover { border-color: var(--line); box-shadow: var(--shadow-card); transform: translateY(-2px); }
.lp .feature-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-4);
}
.lp .feature-icon {
  width: 42px; height: 42px;
  border-radius: 11px;
  background: var(--accent-tint);
  color: var(--accent);
  display: grid; place-items: center;
  margin: 14px 0 16px;
}
.lp .feature-icon svg { width: 21px; height: 21px; }
.lp .feature h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 21px;
  color: var(--ink-1);
  margin: 0 0 8px;
  letter-spacing: -0.005em;
}
.lp .feature p { margin: 0; font-size: 15px; color: var(--ink-3); line-height: 1.58; }

.lp .features-more {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 22px;
  margin-top: 26px;
  padding: 18px 22px;
  background: var(--bg-elevated);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}
.lp .features-more .lbl {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--ink-4);
}
.lp .features-more .item {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14.5px; color: var(--ink-2);
}
.lp .features-more .item svg { width: 16px; height: 16px; color: var(--accent); flex: none; }
.lp .features-more .sep { color: var(--ink-5); }

/* ============================================================
   KI-CHECK DEMO
   ============================================================ */
.lp .demo-grid {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
  margin-top: 40px;
}
.lp .demo-copy .hint {
  display: flex; gap: 12px; margin-top: 22px;
  font-size: 14.5px; color: var(--ink-3);
}
.lp .demo-copy .hint .n {
  font-family: var(--font-mono); font-size: 12px; color: var(--accent);
  background: var(--accent-tint); border-radius: 6px;
  width: 24px; height: 24px; display: grid; place-items: center; flex: none;
  font-weight: 500;
}

.lp .demo-stage {
  background: var(--bg-elevated);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 22px;
  position: relative;
  overflow: hidden;
}
.lp .demo-stage-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px;
}
.lp .demo-stage-head .lbl {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--ink-4);
}
.lp .demo-status {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--font-mono); font-size: 11px; font-weight: 500;
  padding: 4px 10px; border-radius: 999px;
  background: var(--green-tint); color: var(--green);
  transition: background 0.25s, color 0.25s;
}
.lp .demo-status .d { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.lp .demo-status[data-state="checking"] { background: var(--accent-tint); color: var(--accent); }
.lp .demo-status[data-state="checking"] .d { animation: lpPulse 1s ease-in-out infinite; }
.lp .demo-status[data-state="stale"] { background: var(--amber-tint); color: var(--amber); }

/* Karteikarte */
.lp .flashcard {
  position: relative;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--bg-paper);
  padding: 22px 22px 20px;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.lp .flashcard[data-stale="true"] {
  border-color: color-mix(in srgb, var(--amber), transparent 45%);
  box-shadow: 0 0 0 3px var(--amber-tint);
}
.lp .fc-q {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--ink-4); margin-bottom: 8px;
}
.lp .fc-front {
  font-family: var(--font-serif); font-size: 19px; line-height: 1.4;
  color: var(--ink-1); margin: 0 0 16px;
}
.lp .fc-front .ref { font-family: var(--font-mono); font-size: 0.8em; color: var(--accent); font-style: normal; }
.lp .fc-divider { height: 1px; background: var(--line-soft); margin: 4px 0 14px; }
.lp .fc-a { font-size: 15.5px; line-height: 1.6; color: var(--ink-2); }
.lp .fc-a .val {
  font-weight: 500; color: var(--ink-1);
  position: relative; padding: 0 2px; border-radius: 2px;
  transition: background 0.3s;
}
.lp .flashcard[data-stale="true"] .fc-a .val { background: var(--amber-tint); }

/* KI-Befund */
.lp .ki-finding {
  margin-top: 14px;
  border: 1px solid color-mix(in srgb, var(--amber), transparent 60%);
  background: color-mix(in srgb, var(--amber-tint), var(--bg-elevated) 30%);
  border-radius: var(--radius);
  padding: 14px 16px;
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transform: translateY(-4px);
  transition: grid-template-rows 0.4s ease, opacity 0.3s ease, transform 0.3s ease, margin-top 0.3s;
  margin-top: 0;
  overflow: hidden;
}
.lp .ki-finding.show { grid-template-rows: 1fr; opacity: 1; transform: translateY(0); margin-top: 14px; }
.lp .ki-finding-inner { min-height: 0; overflow: hidden; }
.lp .ki-finding-head {
  display: flex; align-items: center; gap: 9px;
  font-family: var(--font-mono); font-size: 11px; font-weight: 500;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--amber);
  margin-bottom: 8px;
}
.lp .ki-finding-head svg { width: 15px; height: 15px; }
.lp .ki-finding p { margin: 0; font-size: 14px; line-height: 1.55; color: var(--ink-2); }
.lp .ki-finding p .strike { text-decoration: line-through; color: var(--ink-4); }
.lp .ki-finding-actions { display: flex; gap: 10px; margin-top: 14px; }

.lp .demo-foot { margin-top: 16px; display: flex; justify-content: center; }
.lp .demo-reset {
  background: none; border: none; cursor: pointer;
  font-family: var(--font-mono); font-size: 11.5px; color: var(--ink-4);
  display: inline-flex; align-items: center; gap: 6px;
}
.lp .demo-reset:hover { color: var(--ink-2); }
.lp .demo-reset svg { width: 13px; height: 13px; }

/* ============================================================
   EXCERPTS / SHOWCASE
   ============================================================ */
.lp .showcase-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 16px;
  margin-top: 44px;
}
.lp .showcase-col { display: flex; flex-direction: column; gap: 16px; }
.lp .panel {
  background: var(--bg-elevated);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.lp .panel-head {
  display: flex; align-items: center; gap: 9px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--line-soft);
  background: color-mix(in srgb, var(--bg-paper), transparent 30%);
}
.lp .panel-head .lbl {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--ink-4);
}
.lp .panel-head .ic { width: 15px; height: 15px; color: var(--accent); }
.lp .panel-body { padding: 20px 22px; }

/* Reader-Ausschnitt mit Margin-Kommentar */
.lp .reader-mini { display: grid; grid-template-columns: 1fr 188px; gap: 0; }
.lp .reader-text {
  padding: 4px 22px 4px 4px;
  font-family: var(--font-serif);
  font-size: 16px; line-height: 1.7; color: var(--ink-1);
  font-feature-settings: "kern","liga","onum";
}
.lp .reader-text .ref-eyebrow {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--ink-4); margin-bottom: 6px;
}
.lp .reader-text h4 {
  font-family: var(--font-serif); font-weight: 500; font-size: 18px;
  color: var(--ink-1); margin: 0 0 12px; letter-spacing: -0.005em;
}
.lp .reader-text h4 .key { font-family: var(--font-mono); font-style: italic; font-size: 0.7em; color: var(--accent); margin-right: 6px; }
.lp .hl-comment { border-bottom: 2px solid color-mix(in srgb, var(--ink-3), transparent 40%); cursor: pointer; }
.lp .reader-margin {
  border-left: 1px solid var(--line-soft);
  padding-left: 16px;
}
.lp .comment-card {
  background: var(--bg-paper);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 11px 12px;
}
.lp .comment-card .ch {
  display: flex; align-items: center; gap: 7px; margin-bottom: 7px;
}
.lp .comment-card .ch .when {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--ink-4);
}
.lp .comment-card .quote {
  font-family: var(--font-serif); font-style: italic; font-size: 12px;
  color: var(--ink-3); border-left: 2px solid var(--line); padding-left: 8px;
  margin: 0 0 7px;
}
.lp .comment-card .ctext { font-size: 12.5px; line-height: 1.5; color: var(--ink-2); }
.lp .comment-card .tags { margin-top: 7px; display: flex; gap: 8px; flex-wrap: wrap; }
.lp .tag-chip { font-family: var(--font-mono); font-size: 10.5px; color: var(--accent); }
.lp .tag-chip::before { content: "#"; opacity: 0.7; }

/* Lern-Ausschnitt (Flashcard + FSRS) */
.lp .review-mini .rq {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--ink-4); margin-bottom: 7px;
}
.lp .review-mini .ra {
  font-family: var(--font-serif); font-size: 17px; line-height: 1.45;
  color: var(--ink-1); margin: 0 0 4px;
}
.lp .review-mini .ra .ref { font-family: var(--font-mono); font-size: 0.78em; color: var(--accent); }
.lp .review-mini .rsub { font-size: 13px; color: var(--ink-3); margin: 0 0 16px; }
.lp .rate-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.lp .rate-btn {
  border: 1px solid var(--line-soft);
  background: var(--bg-paper);
  border-radius: 9px;
  padding: 9px 6px 8px;
  text-align: center;
  cursor: pointer;
  border-top-width: 2px;
  transition: border-color 0.15s, background 0.15s, transform 0.12s;
}
.lp .rate-btn:hover { transform: translateY(-1px); background: var(--bg-elevated); border-color: var(--line); }
.lp .rate-btn .rl { font-size: 13px; font-weight: 500; color: var(--ink-1); display: block; }
.lp .rate-btn .rw { font-family: var(--font-mono); font-size: 10px; color: var(--ink-3); margin-top: 2px; display: block; }
.lp .rate-btn.again { border-top-color: var(--red); }
.lp .rate-btn.hard { border-top-color: var(--amber); }
.lp .rate-btn.good { border-top-color: var(--green); }
.lp .rate-btn.easy { border-top-color: var(--blue, #2f5d8c); }

/* Bibliothek-Mini */
.lp .lib-mini { display: flex; flex-direction: column; gap: 9px; }
.lp .lib-card {
  display: flex; align-items: baseline; gap: 10px;
  padding: 11px 13px;
  background: var(--bg-paper);
  border: 1px solid var(--line-soft);
  border-radius: 9px;
}
.lp .lib-card .code { font-family: var(--font-mono); font-size: 12.5px; font-weight: 500; color: var(--accent); flex: none; }
.lp .lib-card .nm { font-family: var(--font-serif); font-size: 14.5px; color: var(--ink-1); flex: 1; line-height: 1.25; }
.lp .lib-card .ct { font-family: var(--font-mono); font-size: 10.5px; color: var(--ink-4); flex: none; }

/* ============================================================
   STEPS
   ============================================================ */
.lp .steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 44px;
  counter-reset: step;
}
.lp .step {
  position: relative;
  padding: 26px 24px 24px;
  background: var(--bg-elevated);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
}
.lp .step-num {
  width: 38px; height: 38px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  display: grid; place-items: center;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 19px;
  margin-bottom: 16px;
}
.lp .step h3 {
  font-family: var(--font-serif); font-weight: 500; font-size: 20px;
  color: var(--ink-1); margin: 0 0 8px; letter-spacing: -0.005em;
}
.lp .step p { margin: 0; font-size: 15px; color: var(--ink-3); line-height: 1.58; }

/* ============================================================
   FAQ
   ============================================================ */
.lp .faq-grid {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: clamp(28px, 5vw, 64px);
  margin-top: 24px;
  align-items: start;
}
.lp .faq-list { border-top: 1px solid var(--line-soft); }
.lp .faq-item { border-bottom: 1px solid var(--line-soft); }
.lp .faq-q {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
  background: none; border: none; cursor: pointer;
  padding: 20px 2px;
  text-align: left;
  font-family: var(--font-serif);
  font-size: 19px;
  color: var(--ink-1);
  letter-spacing: -0.005em;
}
.lp .faq-q:hover { color: var(--accent); }
.lp .faq-icon {
  flex: none; width: 22px; height: 22px;
  position: relative;
  transition: transform 0.25s;
}
.lp .faq-icon::before, .lp .faq-icon::after {
  content: ""; position: absolute; background: var(--ink-3);
  border-radius: 1px;
  transition: background 0.2s, opacity 0.25s;
}
.lp .faq-icon::before { left: 4px; right: 4px; top: 10px; height: 2px; }
.lp .faq-icon::after { top: 4px; bottom: 4px; left: 10px; width: 2px; }
.lp .faq-item[data-open="true"] .faq-icon::after { opacity: 0; }
.lp .faq-item[data-open="true"] .faq-icon { transform: rotate(90deg); }
.lp .faq-item[data-open="true"] .faq-q { color: var(--accent); }
.lp .faq-a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s ease;
}
.lp .faq-item[data-open="true"] .faq-a { grid-template-rows: 1fr; }
.lp .faq-a-inner { overflow: hidden; min-height: 0; }
.lp .faq-a p { margin: 0 0 20px; font-size: 15.5px; line-height: 1.6; color: var(--ink-3); max-width: 60ch; }

/* ============================================================
   CLOSING CTA
   ============================================================ */
.lp .cta-band {
  background: var(--accent);
  color: var(--accent-ink);
}
.lp .cta-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(56px, 8vw, 92px) 40px;
  text-align: center;
}
.lp .cta-eyebrow {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: color-mix(in srgb, var(--accent-ink), transparent 35%);
}
.lp .cta-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(32px, 5vw, 50px);
  line-height: 1.08;
  letter-spacing: -0.015em;
  margin: 14px 0 0;
  color: var(--accent-ink);
}
.lp .cta-title em { font-style: italic; color: color-mix(in srgb, var(--accent-ink), var(--accent) 14%); }
.lp .cta-sub {
  font-family: var(--font-serif);
  font-size: 19px;
  margin: 16px auto 0;
  max-width: 46ch;
  color: color-mix(in srgb, var(--accent-ink), transparent 18%);
}
.lp .cta-row { display: flex; justify-content: center; gap: 12px; margin-top: 30px; flex-wrap: wrap; }
.lp .cta-fine {
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: 11.5px; letter-spacing: 0.06em;
  color: color-mix(in srgb, var(--accent-ink), transparent 40%);
}

/* ============================================================
   FOOTER
   ============================================================ */
.lp .foot {
  padding: 34px 0 40px;
}
.lp .foot-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 0 40px;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
}
.lp .foot .copy { font-size: 13.5px; color: var(--ink-4); }
.lp .foot-links { display: flex; gap: 22px; }
.lp .foot-links a { font-size: 13.5px; color: var(--ink-3); }
.lp .foot-links a:hover { color: var(--accent); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@keyframes lpPulse { 0%,100% { opacity: 1; } 50% { opacity: 0.35; } }

/* Reveal-on-scroll (nur wenn JS aktiv ist) */
.has-js [data-reveal] { opacity: 0; transform: translateY(16px); transition: opacity 0.6s ease, transform 0.6s ease; }
.has-js [data-reveal].in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .has-js [data-reveal] { opacity: 1; transform: none; transition: none; }
}

@media (max-width: 940px) {
  .lp .hero { min-height: 0; padding: 64px 0 56px; }
  .lp .scroll-hint { display: none; }
  .lp .hero-grid { grid-template-columns: 1fr; }
  .lp .hero-stage { padding: 0; }
  .lp .hs-doc { grid-template-columns: 1fr; }
  .lp .hs-doc-margin, .lp .hs-card { display: none; }
  .lp .hero-headline br { display: none; }
  /* Mobil: erst die Copy (Headline, Lead, Buttons), dann der §-Block
     darunter. (Im Design lag das Visual per ``order: -1`` oben.) */
  .lp .hero-visual { order: 0; }
  .lp .demo-grid { grid-template-columns: 1fr; }
  .lp .showcase-grid { grid-template-columns: 1fr; }
  .lp .features-grid { grid-template-columns: 1fr; }
  .lp .steps { grid-template-columns: 1fr; }
  .lp .faq-grid { grid-template-columns: 1fr; gap: 12px; }
}
@media (max-width: 620px) {
  .lp .wrap, .lp .nav-inner, .lp .foot-inner, .lp .cta-inner { padding-left: 22px; padding-right: 22px; }
  .lp .nav-link { display: none; }
  .lp .reader-mini { grid-template-columns: 1fr; }
  .lp .reader-text { padding-right: 4px; }
  .lp .reader-margin { border-left: none; border-top: 1px solid var(--line-soft); padding-left: 0; padding-top: 14px; margin-top: 4px; }
  .lp .rate-row { grid-template-columns: repeat(2, 1fr); }
  .lp .features-more { flex-direction: column; align-items: flex-start; }
  .lp .features-more .sep { display: none; }
}