/* ─────────────────────────────────────────────────────────────
   clg-kurs · Kursbereich. Übernommen aus dem Labor-Entwurf
   (clg.academy, Branch labor, src/design/base.css + src/labor/kurs/kurs.css,
   Commit 3db109b): CLG-Farben, Arc-Formen. Hier ohne React/Motion,
   mobil zuerst geschrieben, größere Bildschirme per min-width.
   ───────────────────────────────────────────────────────────── */

.lab {
  --navy-950: #081326;
  --navy-900: #0d1f3c;
  --navy-800: #122a52;
  --gold: #efbd74;
  --gold-soft: rgba(239, 189, 116, 0.14);
  --gold-ink: #8a5a12;
  --blue: #1055ac;
  --peri: #8daaf4;
  --paper: #f5f7fb;
  --ink: #0d1f3c;
  --ink-2: #4a5872;
  --ink-3: #5c6a80;
  --line: rgba(13, 31, 60, 0.08);
  --rot: #b4232f;

  /* Flächen und Zustände, im dunklen Thema überschrieben (unten) */
  --surface: #fff;
  --hover: var(--paper);
  --strong: var(--navy-900);
  --link: var(--blue);
  --track: rgba(13, 31, 60, 0.08);
  --box-line: rgba(13, 31, 60, 0.25);
  --topbar: rgba(245, 247, 251, 0.82);
  --field: var(--paper);
  --field-focus: #fff;
  --err-bg: rgba(180, 35, 47, 0.08);
  --ok-bg: rgba(16, 85, 172, 0.08);
  --menu-shadow: 0 24px 60px rgba(13, 31, 60, .14);

  --r-control: 18px;
  --r-panel: 22px;
  --r-surface: 28px;

  --shadow-resting: 0 1px 2px rgba(13, 31, 60, .04);
  --shadow-raised: 0 8px 24px rgba(13, 31, 60, .07), 0 1px 3px rgba(13, 31, 60, .04);

  --ease-enter: cubic-bezier(.16, 1, .3, 1);
  --ease-spring: linear(0, 0.0258, 0.09, 0.1763, 0.2732, 0.3724, 0.4683, 0.5573, 0.6376, 0.7082, 0.7689, 0.8202, 0.8628, 0.8976, 0.9256, 0.9476, 0.9648, 0.9778, 0.9875, 0.9945, 0.9994, 1.0026, 1.0047, 1.0058, 1.0062, 1.0062, 1.0059, 1.0055, 1.0049, 1.0043, 1.0036, 1.0031, 1.0025, 1.002, 1.0016, 1.0013, 1);

  --font-display: 'Montserrat', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
}

html, body { margin: 0; background: #f5f7fb; }
html { color-scheme: light; }

/* ── Dunkles Thema: <html data-tema="dark">, gesetzt vor dem ersten Bild
   (Inline-Skript in index.html). Navy bleibt Grundton, Gold der Akzent.
   Alle Textfarben erfüllen WCAG AA auf --surface und --paper. ── */
html[data-tema="dark"] { color-scheme: dark; }
html[data-tema="dark"], html[data-tema="dark"] body { background: #0a1424; }
html[data-tema="dark"] .lab {
  --paper: #0a1424;
  --surface: #101e38;
  --hover: #182b4d;
  --strong: #21406f;
  --ink: #eef2f8;
  --ink-2: #c3cde0;
  --ink-3: #9eacc4;
  --line: rgba(255, 255, 255, 0.10);
  --link: #9db7f7;
  --rot: #ff9aa2;
  --track: rgba(255, 255, 255, 0.10);
  --box-line: rgba(255, 255, 255, 0.35);
  --topbar: rgba(10, 20, 36, 0.82);
  --field: #0a1424;
  --field-focus: #0a1424;
  --err-bg: rgba(255, 154, 162, 0.12);
  --ok-bg: rgba(157, 183, 247, 0.12);
  --gold-soft: rgba(239, 189, 116, 0.12);
  --menu-shadow: 0 24px 60px rgba(0, 0, 0, .5);
  --shadow-resting: 0 1px 2px rgba(0, 0, 0, .3);
  --shadow-raised: 0 8px 24px rgba(0, 0, 0, .25);
}
html[data-tema="dark"] .kl-hero { box-shadow: 0 0 0 1px rgba(255, 255, 255, .07) inset; }
html[data-tema="dark"] .kl-auth-card { box-shadow: 0 0 0 1px var(--line) inset, 0 40px 80px -30px rgba(0,0,0,.6); }
.lab {
  background: var(--paper); color: var(--ink);
  font-family: var(--font-body); letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased; overflow-x: clip;
  min-height: 100vh; min-height: 100dvh;
}
:where(.lab) *, :where(.lab) *::before, :where(.lab) *::after { box-sizing: border-box; }
:where(.lab) :where(h1, h2, h3) { font-family: var(--font-display); margin: 0; }
:where(.lab) p { margin: 0; }
:where(.lab) a { color: inherit; text-decoration: none; }
:where(.lab) :where(button, input) { font: inherit; }
.lab :focus-visible { outline: 2px solid var(--link); outline-offset: 2px; }

.lab-grain::after {
  content: ''; position: absolute; inset: 0; pointer-events: none; opacity: .07; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}
.lab-wrap { max-width: 1120px; margin: 0 auto; padding: 0 14px; }

.lab-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font: 700 11px/1 var(--font-display); letter-spacing: .22em; text-transform: uppercase; color: var(--ink-3);
}
.lab-eyebrow .num { color: var(--gold); font-variant-numeric: tabular-nums; }
.lab-eyebrow .bar { width: 28px; height: 1px; background: currentColor; opacity: .4; }

/* ── Buttons ── */
.lab-btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 52px; padding: 0 8px 0 24px; border-radius: 999px; border: 0; cursor: pointer;
  font: 700 15px/1.2 var(--font-display); letter-spacing: -0.01em;
  transition: transform 580ms var(--ease-spring), box-shadow 240ms var(--ease-enter), background 240ms;
}
.lab-btn:active { transform: scale(.97); transition-duration: 120ms; }
.lab-btn[disabled] { opacity: .6; cursor: progress; }
.lab-btn .ico { width: 38px; height: 38px; border-radius: 999px; display: grid; place-items: center; flex: none; }
.lab-btn-gold { background: var(--gold); color: var(--navy-900); box-shadow: 0 0 0 1px rgba(255,255,255,.25) inset, 0 10px 30px -8px rgba(239,189,116,.65); }
.lab-btn-gold .ico { background: var(--navy-900); color: var(--gold); }
.lab-btn-ink { background: var(--strong); color: #fff; }
.lab-btn-ink .ico { background: var(--gold); color: var(--navy-900); }
.lab-btn-plain { padding: 0 24px; }
.kl-link { background: none; border: 0; padding: 0; cursor: pointer; color: var(--link); font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }

/* ── Laden ── */
.kl-laden { min-height: 100vh; display: grid; place-items: center; }
.kl-laden .kl-logo { animation: kl-atem 1.6s ease-in-out infinite; }
@keyframes kl-atem { 50% { opacity: .5; transform: scale(.94); } }

/* ── Kopfzeile ── */
.kl { padding-bottom: 40px; }
.kl-top { position: sticky; top: 0; z-index: 40; padding: calc(env(safe-area-inset-top, 0px) + 8px) 8px 0; }
/* Web-App vom Startbildschirm (status-bar-style black-translucent): Die Statusleiste
   liegt über der Seite und hat weiße Schrift. Ein Navy-Streifen in genau ihrer Höhe
   hält Uhrzeit und Akku lesbar, auch im hellen Thema und wenn Inhalt darunter scrollt.
   Im Browser ist safe-area-inset-top 0, dann gibt es keinen Streifen. */
.kl-top::before { content: ''; position: absolute; left: 0; right: 0; top: 0; height: env(safe-area-inset-top, 0px); background: var(--navy-950); pointer-events: none; }
/* Inhalt beginnt immer unter der Kopfzeile, auch beim Sprung zu einem Anker. */
html { scroll-padding-top: calc(76px + env(safe-area-inset-top, 0px)); }
.kl-top-inner {
  max-width: 1240px; margin: 0 auto; height: 56px; padding: 0 8px 0 14px;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  border-radius: 999px; background: var(--topbar);
  backdrop-filter: blur(16px) saturate(1.4); -webkit-backdrop-filter: blur(16px) saturate(1.4);
  box-shadow: 0 0 0 1px var(--line) inset, var(--shadow-resting);
}
.kl-brand { display: inline-flex; align-items: center; gap: 10px; font: 800 15px/1 var(--font-display); letter-spacing: -0.02em; color: var(--ink); }
.kl-logo { display: block; flex: none; width: 38px; height: 38px; border-radius: 50%; background: var(--navy-900); position: relative; }
.kl-logo::after {
  content: ''; position: absolute; inset: 8px; background-color: var(--gold);
  -webkit-mask: url('/logo.png') center / contain no-repeat; mask: url('/logo.png') center / contain no-repeat;
}
/* Fortschrittsring ums Wappen (Kopfzeile der Übersicht) */
.kl-ring { position: relative; display: grid; place-items: center; flex: none; width: 46px; height: 46px; margin-left: -6px; }
.kl-ring svg { position: absolute; inset: 0; width: 100%; height: 100%; transform: rotate(-90deg); overflow: visible; }
.kl-ring circle { fill: none; }
.kl-ring-spur { stroke: var(--line); stroke-width: 2.5; }
.kl-ring-arc { stroke-width: 3; stroke-linecap: round; stroke-dasharray: 125.664; }
.kl-ring-fill { stroke: url(#ring-gold); filter: drop-shadow(0 0 2.5px rgba(239,189,116,.9)) drop-shadow(0 0 6px rgba(239,189,116,.5)); }
.kl-ring-glow { stroke: #efbd74; stroke-width: 6; filter: blur(4px); opacity: .7; animation: kl-ring-puls 3.2s ease-in-out infinite; }
@keyframes kl-ring-puls { 0%, 100% { opacity: .45; } 50% { opacity: .9; } }
.kl-ring:not(.hat) .kl-ring-fill, .kl-ring:not(.hat) .kl-ring-glow, .kl-ring:not(.hat) .kl-ring-kopf, .kl-ring:not(.hat) .kl-ring-glanz { display: none; }
.kl-ring-glanz { stroke: #fff8e8; stroke-width: 3.4; stroke-linecap: round; stroke-dasharray: 14 111.664; opacity: .85; animation: kl-glanz 4.2s linear infinite; }
.kl-ring-kopf { transform-origin: 24px 24px; }
.kl-ring-kopf circle { fill: #fffaf0; filter: drop-shadow(0 0 3px rgba(239,189,116,1)) drop-shadow(0 0 7px rgba(239,189,116,.8)); animation: kl-glut 2.6s ease-in-out infinite; transform-origin: 44px 24px; }
.kl-ring .kl-logo { width: 36px; height: 36px; animation: kl-atem-ring 5s ease-in-out infinite; }
.kl-ring .kl-logo::after { inset: 2px; }
@keyframes kl-glanz { from { stroke-dashoffset: 125.664; } to { stroke-dashoffset: 0; } }
@keyframes kl-glut { 0%, 100% { opacity: .75; transform: scale(.85); } 50% { opacity: 1; transform: scale(1.15); } }
@keyframes kl-atem-ring { 0%, 100% { box-shadow: 0 0 0 0 rgba(239,189,116,0); } 50% { box-shadow: 0 0 16px 2px rgba(239,189,116,.4); } }
.kl-marke { display: grid; gap: 4px; line-height: 1; text-align: left; }
.kl-marke-klein { font: 700 9.5px/1 var(--font-display); letter-spacing: .16em; text-transform: uppercase; color: var(--gold-ink, #b8862f); }
html[data-tema="dark"] .kl-marke-klein, .kl-auth .kl-marke-klein { color: var(--gold); }
.kl-marke-name { font: 800 16px/1 var(--font-display); letter-spacing: -0.02em; }
.kl-auth-brand .kl-marke-name { font-size: 18px; }
.kl-auth-brand .kl-logo { width: 46px; height: 46px; box-shadow: 0 0 0 1.5px rgba(239,189,116,.55), 0 0 18px rgba(239,189,116,.35); }
.kl-auth-brand .kl-logo::after { inset: 3px; }
.kl-back { display: inline-flex; align-items: center; gap: 10px; font: 700 14px/1 var(--font-display); color: var(--ink-2); }
.flip { display: inline-grid; transform: scaleX(-1); }
.kl-konto { position: relative; }
.kl-avatar {
  width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; border: 0; cursor: pointer;
  background: var(--strong); color: var(--gold); font: 800 15px/1 var(--font-display); text-transform: uppercase;
}
.kl-avatar { transition: box-shadow 200ms var(--ease-enter), transform 200ms var(--ease-enter); }
.kl-avatar:hover, .kl-avatar[aria-expanded="true"] { box-shadow: 0 0 0 2px var(--surface), 0 0 0 4px var(--gold); }
.kl-menu {
  position: absolute; right: 0; top: 50px; width: min(300px, calc(100vw - 24px)); padding: 6px; border-radius: 20px;
  background: var(--surface); box-shadow: 0 0 0 1px var(--line) inset, var(--menu-shadow);
  transform-origin: top right; animation: kl-menu-auf 220ms var(--ease-enter);
}
@keyframes kl-menu-auf { from { opacity: 0; transform: translateY(-4px) scale(.98); } }
.kl-menu[hidden] { display: none; }
.kl-menu-kopf { display: flex; align-items: center; gap: 12px; padding: 12px 10px 14px; }
.kl-menu-ini {
  flex: none; width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center;
  background: var(--strong); color: var(--gold); font: 800 14px/1 var(--font-display); text-transform: uppercase;
}
.kl-menu-wer { min-width: 0; display: grid; gap: 3px; }
.kl-menu-name { font: 700 14px/1.2 var(--font-display); color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.kl-menu-mail { font-size: 13px; line-height: 1.3; color: var(--ink-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.kl-menu-zeile {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 10px 6px 10px 10px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.kl-menu-label { font-size: 14px; font-weight: 600; color: var(--ink-2); }
.kl-tema-wahl { display: inline-flex; gap: 2px; padding: 3px; border-radius: 999px; background: var(--paper); box-shadow: 0 0 0 1px var(--line) inset; }
.kl-tema-wahl button {
  width: 36px; height: 30px; display: grid; place-items: center; padding: 0; border: 0; border-radius: 999px;
  background: none; cursor: pointer; color: var(--ink-3); transition: background 180ms, color 180ms, box-shadow 180ms;
}
.kl-tema-wahl button:hover { color: var(--ink); background: var(--hover); }
.kl-tema-wahl button[aria-checked="true"] { background: var(--strong); color: var(--gold); box-shadow: var(--shadow-resting); }
.kl-tema-wahl button:focus-visible { outline: 2px solid var(--gold); outline-offset: 1px; }
.kl-menu-gruppe { display: grid; gap: 2px; padding-top: 6px; }
.kl-menu-item {
  display: flex; align-items: center; gap: 12px; width: 100%; padding: 11px 10px; border: 0; border-radius: 14px;
  background: none; cursor: pointer; text-align: left; font: 600 14px/1.2 var(--font-body); color: var(--ink);
  transition: background 160ms;
}
.kl-menu-ic { display: grid; place-items: center; width: 20px; color: var(--ink-3); transition: color 160ms; }
.kl-menu-item:hover, .kl-menu-item:focus-visible { background: var(--hover); }
.kl-menu-item:hover .kl-menu-ic, .kl-menu-item:focus-visible .kl-menu-ic { color: var(--gold-ink); }
html[data-tema="dark"] .kl-menu-item:hover .kl-menu-ic, html[data-tema="dark"] .kl-menu-item:focus-visible .kl-menu-ic { color: var(--gold); }
.kl-menu-item:active { transform: scale(.985); }

/* ── Hero: Weitermachen ── */
.kl-shell { padding: 8px; }
.kl-hero {
  position: relative; overflow: hidden; isolation: isolate; max-width: 1240px; margin: 0 auto;
  border-radius: var(--r-surface); background: var(--navy-950); color: #fff; padding: 34px 20px 22px;
}
.kl-hero::before {
  content: ''; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(70% 60% at 90% 0%, rgba(16,85,172,.55), transparent 60%),
    radial-gradient(60% 50% at 0% 100%, rgba(94,81,54,.45), transparent 65%),
    radial-gradient(50% 40% at 40% 40%, rgba(13,31,60,.9), transparent 70%);
}
/* Schimmer wie im Labor: Paper Shaders MeshGradient (app.js, heroSchimmer).
   Der Verlauf oben bleibt als Ersatz, falls WebGL fehlt. */
.kl-hero { clip-path: inset(0 round var(--r-surface)); -webkit-clip-path: inset(0 round var(--r-surface)); }
.kl-hero-mesh { position: absolute; inset: 0; z-index: -2; pointer-events: none; }
.kl-hero-mesh canvas { display: block; width: 100%; height: 100%; }
.kl-hero.mit-mesh::before, .kl-auth.mit-mesh::before { display: none; }
.kl-hero .lab-eyebrow { color: rgba(255,255,255,.5); }
.kl-hero-grid { display: grid; gap: 30px; }
.kl-h1 { margin-top: 18px; font-weight: 800; font-size: clamp(32px, 8vw, 58px); line-height: 1.04; letter-spacing: -0.04em; }
.kl-lead { margin-top: 14px; max-width: 42ch; font-size: 16.5px; line-height: 1.6; color: rgba(255,255,255,.7); }
.kl-lead strong { color: var(--gold); font-weight: 700; }

.kl-bar { margin-top: 26px; max-width: 460px; }
.kl-bar-track { height: 8px; border-radius: 8px; background: rgba(255,255,255,.12); overflow: hidden; }
.kl-bar-fill { height: 100%; border-radius: 8px; background: linear-gradient(90deg, var(--peri), var(--gold)); transition: width 800ms var(--ease-enter); }
.kl-bar-text { margin-top: 10px; display: flex; justify-content: space-between; font-size: 13px; color: rgba(255,255,255,.6); font-variant-numeric: tabular-nums; }

.kl-rail { margin-top: 30px; position: relative; max-width: 460px; }
.kl-rail-track { position: absolute; left: 14px; right: 14px; top: 9px; height: 2px; background: rgba(255,255,255,.12); }
.kl-rail-steps { position: relative; display: flex; justify-content: space-between; }
.kl-rail-step { display: flex; flex-direction: column; align-items: center; gap: 8px; width: 40px; background: none; border: 0; padding: 0; cursor: pointer; color: inherit; }
.kl-rail-node { width: 20px; height: 20px; border-radius: 50%; background: var(--navy-950); box-shadow: 0 0 0 2px rgba(255,255,255,.2) inset; }
.kl-rail-node.part { box-shadow: 0 0 0 2px var(--gold) inset, 0 0 0 5px rgba(239,189,116,.14); }
.kl-rail-node.full { background: var(--gold); box-shadow: 0 0 18px rgba(239,189,116,.5); }
.kl-rail-label { font: 700 12px/1 var(--font-display); color: rgba(255,255,255,.85); white-space: nowrap; }
.kl-rail-count { font-size: 11.5px; color: rgba(255,255,255,.45); font-variant-numeric: tabular-nums; }

.kl-continue {
  position: relative; display: block; padding: 8px; border-radius: calc(var(--r-panel) + 8px);
  background: linear-gradient(180deg, rgba(255,255,255,.14), rgba(255,255,255,.04));
  box-shadow: 0 0 0 1px rgba(255,255,255,.12) inset, 0 40px 80px -30px rgba(0,0,0,.7), 0 0 80px -24px rgba(239,189,116,.25);
  transition: transform 600ms var(--ease-spring);
}
.kl-continue::before { content: ''; position: absolute; left: 14%; right: 14%; top: 0; height: 1px; background: linear-gradient(90deg, transparent, rgba(239,189,116,.85), transparent); }
.kl-continue-thumb {
  position: relative; aspect-ratio: 16 / 8.2; border-radius: var(--r-panel); overflow: hidden; display: grid; place-items: center;
  background: radial-gradient(120% 90% at 85% 10%, rgba(239,189,116,.35), transparent 55%), radial-gradient(90% 80% at 10% 90%, rgba(16,85,172,.75), transparent 60%), var(--navy-900);
}
.kl-thumb-bild { position: absolute; inset: 0; background: center / cover no-repeat; opacity: 0; transition: opacity 500ms var(--ease-enter); }
.kl-thumb-bild.da { opacity: 1; }
.kl-thumb-bild.da::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(8,19,38,.35), transparent 35%, transparent 60%, rgba(8,19,38,.7)); }
.kl-continue-thumb > :not(.kl-thumb-bild) { position: relative; z-index: 1; }
.kl-continue-thumb > .kl-continue-level, .kl-continue-thumb > .kl-continue-min { position: absolute; }
.kl-continue-level { position: absolute; left: 12px; top: 12px; padding: 6px 10px; border-radius: 999px; font: 700 11px/1 var(--font-display); letter-spacing: .1em; color: var(--navy-900); background: var(--gold); }
.kl-continue-min { position: absolute; right: 14px; bottom: 12px; font-size: 12.5px; color: rgba(255,255,255,.75); font-variant-numeric: tabular-nums; }
.kl-continue-play {
  width: 60px; height: 60px; border-radius: 50%; display: grid; place-items: center; padding-left: 3px;
  background: rgba(255,255,255,.95); color: var(--navy-900); box-shadow: 0 0 0 10px rgba(255,255,255,.12), 0 20px 40px -10px rgba(0,0,0,.6);
}
.kl-continue-body { padding: 18px 12px 8px; }
.kl-kicker { font: 700 11px/1.3 var(--font-display); letter-spacing: .2em; text-transform: uppercase; color: var(--gold); }
.kl-kicker-ink { color: var(--ink-3); }
.kl-continue-title { margin-top: 10px; font-weight: 800; font-size: 22px; line-height: 1.15; letter-spacing: -0.025em; }
.kl-continue-de { margin-top: 6px; font-size: 14px; color: rgba(255,255,255,.55); font-style: italic; }
.kl-continue-btn { margin-top: 18px; width: 100%; justify-content: space-between; }

/* ── Module + Lektionen ── */
.kl-section { padding-top: 48px; }
.kl-section-head { display: grid; gap: 18px; margin-bottom: 20px; }
.kl-h2 { margin-top: 14px; font-weight: 800; font-size: clamp(26px, 6vw, 42px); line-height: 1.08; letter-spacing: -0.035em; }

.lab-seg { display: inline-flex; padding: 4px; gap: 2px; border-radius: 999px; background: var(--surface); box-shadow: 0 0 0 1px var(--line) inset; max-width: 100%; overflow-x: auto; }
.lab-seg button { height: 40px; padding: 0 14px; border: 0; border-radius: 999px; background: none; cursor: pointer; font: 700 13px/1 var(--font-display); color: var(--ink-3); white-space: nowrap; transition: background 200ms, color 200ms; }
.lab-seg button[aria-pressed="true"] { background: var(--strong); color: #fff; }
/* Stufen-Tabs auf dem Handy: vier gleich breite Segmente über die volle Breite. */
@media (max-width: 639px) {
  .kl-section-head .lab-seg { display: grid; grid-template-columns: repeat(4, 1fr); width: 100%; overflow: visible; }
  .kl-section-head .lab-seg button { padding: 0 4px; text-align: center; }
}

.kl-module { border-radius: var(--r-surface); background: var(--surface); padding: 8px; box-shadow: 0 0 0 1px var(--line) inset, var(--shadow-raised); }
.kl-module-head { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; padding: 14px 10px 16px; }
.kl-module-title { margin-top: 8px; font-weight: 800; font-size: 22px; letter-spacing: -0.03em; }
.kl-module-count { width: 100%; font-size: 14px; color: var(--ink-3); font-variant-numeric: tabular-nums; }

.kl-ring { position: relative; flex: none; display: grid; place-items: center; }
.kl-ring svg { position: absolute; inset: 0; }
.kl-ring .track { stroke: var(--track); }
.kl-ring .fill { stroke: var(--gold); transition: stroke-dashoffset 800ms var(--ease-enter); }
.kl-ring-label { position: relative; font: 800 13px/1 var(--font-display); color: var(--ink); font-variant-numeric: tabular-nums; }

.kl-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.kl-row { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px; padding: 12px 10px; border-radius: var(--r-control); transition: background 200ms; }
a.kl-row:hover { background: var(--hover); }
.kl-row-text { display: grid; gap: 3px; min-width: 0; }
.kl-row-ro { font-weight: 600; font-size: 15px; color: var(--ink); line-height: 1.3; }
.kl-row-de { font-size: 12.5px; color: var(--ink-3); font-style: italic; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.kl-row-done .kl-row-ro { color: var(--ink-2); }
.kl-row-current { background: var(--gold-soft); box-shadow: 0 0 0 1px rgba(239,189,116,.45) inset; }
.kl-row-soon { opacity: .55; }
.kl-row-meta { font-size: 12.5px; color: var(--ink-3); font-variant-numeric: tabular-nums; white-space: nowrap; }
.kl-row-go { display: none; width: 30px; height: 30px; border-radius: 50%; place-items: center; color: var(--ink-3); background: var(--hover); transition: transform 500ms var(--ease-spring), background 200ms, color 200ms; }
a.kl-row:hover .kl-row-go { transform: translateX(3px); background: var(--strong); color: var(--gold); }
.kl-soon { font: 700 10.5px/1 var(--font-display); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); padding: 6px 9px; border-radius: 999px; box-shadow: 0 0 0 1px var(--line) inset; white-space: nowrap; }

.kl-mark { position: relative; flex: none; width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; font: 700 12px/1 var(--font-display); color: var(--ink-3); font-variant-numeric: tabular-nums; box-shadow: 0 0 0 1px var(--line) inset; background: var(--surface); }
.kl-mark-done { background: var(--strong); color: var(--gold); box-shadow: none; }
.kl-mark-current { background: var(--gold); color: var(--navy-900); box-shadow: none; }
.kl-mark-current .pulse { position: absolute; inset: -4px; border-radius: 50%; border: 2px solid var(--gold); animation: kl-pulse 2.2s var(--ease-enter) infinite; }
@keyframes kl-pulse { 0% { opacity: .8; transform: scale(.9); } 100% { opacity: 0; transform: scale(1.35); } }

.kl-foot { margin-top: 40px; font-size: 12.5px; color: var(--ink-3); text-align: center; }

/* ── Lektionsseite ── */
.kl-lesson { display: grid; gap: 24px; padding-top: 22px; max-width: 1240px; }
.kl-crumb { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font-size: 13.5px; color: var(--ink-3); }
.kl-crumb .dot { width: 3px; height: 3px; border-radius: 50%; background: currentColor; opacity: .6; }
.kl-pill { padding: 6px 10px; border-radius: 999px; background: var(--strong); color: var(--gold); font: 700 11px/1 var(--font-display); letter-spacing: .1em; }
.kl-lesson-title { margin-top: 14px; font-weight: 800; font-size: clamp(26px, 6.5vw, 42px); line-height: 1.08; letter-spacing: -0.035em; }
.kl-lesson-de { margin-top: 8px; font-size: 15px; color: var(--ink-3); font-style: italic; }

.kl-player { margin: 20px -6px 0; padding: 6px; border-radius: calc(var(--r-panel) + 6px); background: var(--navy-950); box-shadow: 0 40px 80px -36px rgba(8,19,38,.6); }
.kl-player-frame { position: relative; aspect-ratio: 16 / 9; border-radius: var(--r-panel); overflow: hidden; background: #000; }
.kl-player-frame.da { background: #000 center / cover no-repeat; }
.kl-player-frame.da .kl-player-msg { background: rgba(8,19,38,.55); color: #fff; }
.kl-player-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.kl-player-msg { position: absolute; inset: 0; display: grid; place-items: center; padding: 20px; text-align: center; color: rgba(255,255,255,.7); font-size: 14px; }
.kl-player-cap { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 10px 6px; color: #fff; }
.kl-player-cap strong { font: 700 15px/1.25 var(--font-display); }
.kl-player-cap span { font-size: 12.5px; color: rgba(255,255,255,.55); white-space: nowrap; }

.kl-next-hint { margin-top: 12px; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 12px 12px 16px; border-radius: var(--r-control); background: var(--gold-soft); box-shadow: 0 0 0 1px rgba(239,189,116,.45) inset; font-size: 14.5px; font-weight: 600; }
.kl-next-hint[hidden] { display: none; }
.kl-next-hint button { flex: none; height: 40px; padding: 0 16px; border: 0; border-radius: 999px; background: var(--strong); color: #fff; font: 700 13.5px/1 var(--font-display); cursor: pointer; }

.kl-acts { margin-top: 22px; border-radius: var(--r-surface); background: var(--surface); padding: 8px; box-shadow: 0 0 0 1px var(--line) inset, var(--shadow-raised); }
.kl-acts-head { display: flex; align-items: center; gap: 14px; padding: 12px 10px 14px; border-bottom: 1px solid var(--line); }
.kl-acts-head strong { display: block; margin-top: 6px; font: 800 18px/1.15 var(--font-display); letter-spacing: -0.02em; }
.kl-act-list { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 2px; }
.kl-act { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 4px; border-radius: var(--r-control); transition: background 200ms; }
.kl-act:hover { background: var(--hover); }
.kl-act.active { background: var(--strong); color: #fff; }
.kl-act.active .kl-act-meta { color: rgba(255,255,255,.72); }
.kl-check { width: 48px; height: 48px; display: grid; place-items: center; border: 0; background: none; cursor: pointer; padding: 0; }
.kl-check .box { width: 26px; height: 26px; border-radius: 8px; display: grid; place-items: center; box-shadow: 0 0 0 1.5px var(--box-line) inset; background: var(--surface); color: var(--navy-900); transition: background 200ms, transform 400ms var(--ease-spring); }
.kl-check[aria-checked="true"] .box { background: var(--gold); box-shadow: none; }
.kl-check:active .box { transform: scale(.88); }
.kl-act.active .kl-check .box { box-shadow: 0 0 0 1.5px rgba(255,255,255,.4) inset; background: transparent; color: var(--navy-900); }
.kl-act.active .kl-check[aria-checked="true"] .box { background: var(--gold); box-shadow: none; }
.kl-act-play { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 10px; min-height: 52px; padding: 8px 12px 8px 4px; border: 0; background: none; cursor: pointer; text-align: left; color: inherit; }
.kl-act-title { font-weight: 600; font-size: 15px; }
.kl-act-auto { display: block; margin-top: 2px; font-size: 12px; font-weight: 500; color: var(--ink-3); }
.kl-act.active .kl-act-auto { color: rgba(255,255,255,.72); }
.kl-act-meta { font-size: 12.5px; color: var(--ink-3); font-variant-numeric: tabular-nums; display: inline-flex; align-items: center; gap: 8px; }
.kl-act-meta svg { opacity: .7; }
.kl-acts-note { padding: 10px 12px 8px; font-size: 12.5px; color: var(--ink-3); line-height: 1.5; }

.kl-nav { margin-top: 18px; display: flex; gap: 8px; justify-content: space-between; }
.kl-nav-btn { display: inline-flex; align-items: center; gap: 8px; height: 48px; padding: 0 18px; border-radius: 999px; font: 700 14px/1 var(--font-display); color: var(--ink-2); box-shadow: 0 0 0 1px var(--line) inset; }
.kl-nav-next { margin-left: auto; background: var(--strong); color: #fff; box-shadow: none; }

.kl-side-card { border-radius: var(--r-surface); background: var(--surface); padding: 8px; box-shadow: 0 0 0 1px var(--line) inset, var(--shadow-raised); }
.kl-side-head { display: flex; align-items: center; gap: 14px; padding: 12px 10px 14px; border-bottom: 1px solid var(--line); }
.kl-side-title { display: block; margin-top: 7px; font: 800 18px/1.1 var(--font-display); letter-spacing: -0.02em; }
.kl-side-list { list-style: none; margin: 8px 0 0; padding: 0; }
.kl-side-row { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px; padding: 9px 10px; border-radius: 16px; }
a.kl-side-row:hover { background: var(--hover); }
.kl-side-row .kl-mark { width: 28px; height: 28px; font-size: 11px; }
.kl-side-ro { font-size: 14px; font-weight: 600; color: var(--ink-2); line-height: 1.3; }
.kl-side-min { font-size: 12px; color: var(--ink-3); font-variant-numeric: tabular-nums; }
.kl-side-row.active { background: var(--strong); }
.kl-side-row.active .kl-side-ro { color: #fff; }
.kl-side-row.active .kl-side-min { color: rgba(255,255,255,.72); }
.kl-side-row.active .kl-mark:not(.kl-mark-done):not(.kl-mark-current) { background: transparent; color: #fff; box-shadow: 0 0 0 1px rgba(255,255,255,.25) inset; }

/* ── Anmeldung ── */
.kl-auth { min-height: 100vh; min-height: 100dvh; display: grid; align-content: center; justify-items: center; padding: 24px 14px; background: var(--navy-950); position: relative; isolation: isolate; overflow: hidden; }
.kl-auth::before { content: ''; position: absolute; inset: 0; z-index: -1; background: radial-gradient(60% 50% at 85% 0%, rgba(16,85,172,.6), transparent 60%), radial-gradient(50% 40% at 0% 100%, rgba(239,189,116,.18), transparent 65%); }
.kl-auth-brand { display: inline-flex; align-items: center; gap: 12px; color: #fff; font: 800 16px/1 var(--font-display); margin-bottom: 22px; }
.kl-auth-card { width: 100%; max-width: 420px; padding: 26px 20px 22px; border-radius: var(--r-surface); background: var(--surface); box-shadow: 0 40px 80px -30px rgba(0,0,0,.6); }
.kl-auth-card h1 { font-weight: 800; font-size: 26px; letter-spacing: -0.03em; line-height: 1.15; }
.kl-auth-card > p { margin-top: 10px; font-size: 15px; line-height: 1.55; color: var(--ink-2); }
.kl-form { margin-top: 22px; display: grid; gap: 14px; }
.kl-field { display: grid; gap: 7px; }
.kl-field span { font: 700 13px/1 var(--font-display); color: var(--ink-2); }
.kl-field input { height: 52px; padding: 0 16px; border-radius: 16px; border: 0; background: var(--field); box-shadow: 0 0 0 1px var(--line) inset; font-size: 16px; color: var(--ink); }
.kl-field input:focus { outline: none; box-shadow: 0 0 0 2px var(--link) inset; background: var(--field-focus); }
.kl-form .lab-btn { margin-top: 6px; width: 100%; }
.kl-msg { padding: 12px 14px; border-radius: 14px; font-size: 14px; line-height: 1.5; }
.kl-msg-err { background: var(--err-bg); color: var(--rot); }
.kl-msg-ok { background: var(--ok-bg); color: var(--link); }
.kl-auth-alt { margin-top: 18px; text-align: center; font-size: 14px; color: var(--ink-3); }
.kl-auth-foot { margin-top: 22px; font-size: 12.5px; color: rgba(255,255,255,.45); text-align: center; }

/* ── „Marcați până aici ca parcurs“: dezentes Symbol neben jeder Lektion,
   Rückfrage und „Anulați“ als Blatt unten am Bildschirm (kein confirm()). ── */
.kl-li { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 2px; }

/* ── Größere Bildschirme ── */
@media (min-width: 640px) {
  .lab-wrap { padding: 0 20px; }
  .kl-hero { padding: 48px 36px 36px; }
  .kl-row { grid-template-columns: auto 1fr auto auto; gap: 16px; padding: 14px 16px; }
  .kl-row-go { display: grid; }
  .kl-module { padding: 12px; }
  .kl-module-head { flex-wrap: nowrap; padding: 18px 18px 22px; }
  .kl-module-count { width: auto; margin-left: auto; }
  .kl-continue-btn { width: auto; }
  .kl-player { margin: 24px 0 0; padding: 10px; border-radius: calc(var(--r-panel) + 10px); }
  .kl-auth-card { padding: 34px 32px 28px; }
}
@media (min-width: 980px) {
  .kl-hero { padding: 64px 48px 56px; border-radius: 34px; }
  .kl-hero-grid { grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
  .kl-section { padding-top: 80px; }
  .kl-section-head { display: flex; align-items: flex-end; justify-content: space-between; }
  .kl-list { grid-template-columns: 1fr 1fr; }
  .kl-lesson { grid-template-columns: minmax(0, 1fr) 360px; gap: 28px; align-items: start; padding-top: 36px; }
  .kl-side { position: sticky; top: 86px; }
  .kl-side-list { max-height: calc(100vh - 240px); overflow-y: auto; scrollbar-width: thin; }
}
@media (prefers-reduced-motion: reduce) {
  .kl-mark-current .pulse, .kl-laden .kl-logo, .kl-menu, .kl-ring-glow, .kl-ring-glanz, .kl-ring-kopf circle, .kl-ring .kl-logo { animation: none; }
  .kl-ring-glanz { display: none; }
  .kl-thumb-bild { transition: none; }
}

/* Buch-Teaser über dem Hero: feiner Goldschimmer läuft am Rand entlang. */
@property --kl-winkel { syntax: '<angle>'; inherits: false; initial-value: 0deg; }
.kl-buch {
  position: relative; display: grid; grid-template-columns: auto 1fr; gap: 14px 16px; align-items: center;
  max-width: 1240px; margin: 0 auto 14px; padding: 14px 16px; border-radius: var(--r-surface); background: var(--surface); /* gleiche Breite wie Hero und Kopfzeile */
  box-shadow: var(--shadow-raised); isolation: isolate; transition: opacity 300ms, transform 300ms var(--ease-enter);
}
.kl-buch::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit; padding: 1.5px; z-index: -1;
  background: conic-gradient(from var(--kl-winkel), rgba(239,189,116,.15) 0deg, rgba(239,189,116,.15) 250deg, #f6d9a6 300deg, #efbd74 320deg, rgba(239,189,116,.15) 360deg);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box exclude, linear-gradient(#000 0 0);
  animation: kl-buch-lauf 6s linear infinite;
}
.kl-buch::after { content: ''; position: absolute; inset: 0; border-radius: inherit; z-index: -2; box-shadow: 0 0 22px rgba(239,189,116,.18); pointer-events: none; }
@keyframes kl-buch-lauf { to { --kl-winkel: 360deg; } }
.kl-buch.weg { opacity: 0; transform: translateY(-6px); }
.kl-buch-cover { width: 56px; height: auto; border-radius: 4px; box-shadow: 0 6px 16px rgba(8,19,38,.28); transform: rotate(-3deg); }
.kl-buch-text { display: grid; gap: 4px; min-width: 0; }
.kl-buch-klein { font: 700 10px/1 var(--font-display); letter-spacing: .16em; text-transform: uppercase; color: var(--gold-ink); }
html[data-tema="dark"] .kl-buch-klein { color: var(--gold); }
.kl-buch-text strong { font: 800 16px/1.25 var(--font-display); letter-spacing: -0.01em; color: var(--ink); }
.kl-buch-sub { font-size: 13.5px; line-height: 1.45; color: var(--ink-2); }
.kl-buch-aktion { grid-column: 1 / -1; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.kl-buch-btn { height: 44px; }
.kl-buch-weg { border: 0; background: none; padding: 8px 4px; font: 600 13px/1 var(--font-body); color: var(--ink-3); cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }
.kl-buch-weg:hover, .kl-buch-weg:focus-visible { color: var(--ink); }
@media (min-width: 720px) {
  .kl-buch { grid-template-columns: auto 1fr auto; padding: 14px 18px 14px 20px; }
  .kl-buch-cover { width: 62px; }
  .kl-buch-aktion { grid-column: auto; flex-direction: row-reverse; }
}
@media (prefers-reduced-motion: reduce) { .kl-buch::before { animation: none; } .kl-buch { transition: none; } }

/* ── App-Anleitung (seit 05.11.2026): Blatt „Puneți cursul pe ecranul telefonului“ ──
   Handy: Bottom-Sheet von unten. Ab 720 px: Dialog in der Mitte. Stil wie das Kontomenü. */
html.kl-blatt-offen, html.kl-blatt-offen body { overflow: hidden; }
.kl-sr { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.kl-blatt-bg {
  position: fixed; inset: 0; z-index: 90; background: rgba(8, 19, 38, .55);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  opacity: 0; transition: opacity 320ms var(--ease-enter);
}
.kl-blatt-bg.auf { opacity: 1; }
.kl-blatt-bg.zu { opacity: 0; transition-duration: 260ms; }
.kl-blatt {
  position: fixed; z-index: 91; left: 0; right: 0; bottom: 0;
  max-height: calc(100dvh - env(safe-area-inset-top, 0px) - 12px); overflow-y: auto; overscroll-behavior: contain;
  padding: 8px 18px calc(16px + env(safe-area-inset-bottom, 0px));
  border-radius: 28px 28px 0 0; background: var(--surface); color: var(--ink);
  box-shadow: 0 0 0 1px var(--line) inset, 0 -24px 60px rgba(8, 19, 38, .22);
  font-family: var(--font-body);
  transform: translateY(104%); transition: transform 460ms var(--ease-enter);
}
.kl-blatt.auf { transform: none; }
.kl-blatt.zu { transform: translateY(104%); transition-duration: 300ms; transition-timing-function: cubic-bezier(.4, 0, 1, 1); }
.kl-blatt-griff { width: 40px; height: 5px; border-radius: 999px; background: var(--box-line); opacity: .55; margin: 0 auto 12px; }
.kl-blatt-kopf { display: flex; align-items: center; gap: 12px; }
.kl-blatt-symbol { flex: none; width: 44px; height: 44px; border-radius: 11px; box-shadow: 0 0 0 1px rgba(239,189,116,.35), 0 6px 16px rgba(8,19,38,.25); }
.kl-blatt-kopf-text { flex: 1; min-width: 0; display: grid; gap: 5px; }
.kl-blatt-klein { font: 700 10px/1 var(--font-display); letter-spacing: .16em; text-transform: uppercase; color: var(--gold-ink); }
html[data-tema="dark"] .kl-blatt-klein, html[data-tema="dark"] .kl-blatt-geraet { color: var(--gold); }
.kl-blatt h2 { font: 800 19px/1.2 var(--font-display); letter-spacing: -0.02em; color: var(--ink); text-wrap: balance; }
.kl-blatt-spaeter {
  flex: none; align-self: flex-start; min-height: 44px; padding: 0 14px; border: 0; border-radius: 999px; cursor: pointer;
  background: var(--paper); box-shadow: 0 0 0 1px var(--line) inset; font: 600 13.5px/1 var(--font-body); color: var(--ink-2);
}
.kl-blatt-x {
  flex: none; align-self: flex-start; width: 44px; height: 44px; display: grid; place-items: center; border: 0; border-radius: 50%; cursor: pointer;
  background: var(--paper); box-shadow: 0 0 0 1px var(--line) inset; color: var(--ink-2);
}
.kl-blatt-spaeter:hover, .kl-blatt-x:hover { color: var(--ink); background: var(--hover); }
.kl-blatt-lead { margin: 12px 0 14px; font-size: 15px; line-height: 1.5; color: var(--ink-2); text-wrap: pretty; }
.kl-blatt-reiter { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; padding: 4px; margin-bottom: 14px; border-radius: 999px; background: var(--paper); box-shadow: 0 0 0 1px var(--line) inset; }
.kl-blatt-reiter button {
  min-height: 40px; border: 0; border-radius: 999px; background: none; cursor: pointer;
  font: 700 13.5px/1 var(--font-display); color: var(--ink-3); transition: background 200ms, color 200ms;
}
.kl-blatt-reiter button[aria-selected="true"] { background: var(--strong); color: var(--gold); box-shadow: var(--shadow-resting); }
.kl-blatt-karussell { overflow: hidden; touch-action: pan-y; border-radius: 20px; user-select: none; -webkit-user-select: none; }
.kl-blatt-spur { display: flex; transition: transform 420ms var(--ease-enter); will-change: transform; }
.kl-blatt-schritt { flex: 0 0 100%; margin: 0; min-width: 0; }
.kl-blatt-bild { border-radius: 20px; overflow: hidden; background: #eef2f8; box-shadow: 0 0 0 1px var(--line) inset; aspect-ratio: 1200 / 880; }
.kl-blatt-bild img { display: block; width: 100%; height: 100%; object-fit: cover; pointer-events: none; -webkit-user-drag: none; }
html[data-tema="dark"] .kl-blatt-bild { background: #182b4d; box-shadow: none; }
.kl-blatt-schritt figcaption { display: grid; gap: 8px; padding: 14px 2px 4px; }
.kl-blatt-geraet { font: 700 10.5px/1 var(--font-display); letter-spacing: .14em; text-transform: uppercase; color: var(--gold-ink); }
.kl-blatt:focus { outline: none; }
.kl-blatt-satz { font-size: 15.5px; line-height: 1.5; color: var(--ink); text-wrap: pretty; }
.kl-blatt-danach { font-size: 14px; line-height: 1.5; color: var(--ink-2); }
.kl-blatt-install { justify-self: start; min-height: 44px; font-size: 14px; }
.kl-blatt-fuss { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 10px; margin-top: 12px; }
.kl-blatt-zurueck {
  justify-self: start; display: inline-flex; align-items: center; gap: 8px; min-height: 48px; padding: 0 10px 0 4px;
  border: 0; background: none; cursor: pointer; font: 700 14px/1 var(--font-display); color: var(--ink-2);
}
.kl-blatt-zurueck[hidden] { display: inline-flex; visibility: hidden; }
.kl-blatt-zurueck:hover { color: var(--ink); }
.kl-blatt-punkte { display: flex; gap: 2px; }
.kl-blatt-punkte button { width: 24px; height: 44px; padding: 0; border: 0; background: none; cursor: pointer; display: grid; place-items: center; }
.kl-blatt-punkte button::before { content: ''; width: 8px; height: 8px; border-radius: 999px; background: var(--box-line); transition: width 320ms var(--ease-enter), background 200ms; }
.kl-blatt-punkte button[aria-current]::before { width: 22px; background: var(--gold); }
.kl-blatt-punkte button[aria-current] { width: 34px; }
.kl-blatt-weiter { justify-self: end; min-height: 48px; padding-left: 20px; white-space: nowrap; }
.kl-blatt-weiter.lab-btn-plain { padding: 0 26px; }
.kl-blatt-weiter .ico { width: 34px; height: 34px; }
.kl-blatt button:focus-visible { outline: 2px solid var(--link); outline-offset: 2px; }
@media (min-width: 720px) {
  .kl-blatt {
    left: 50%; right: auto; top: 50%; bottom: auto; width: min(480px, calc(100vw - 32px)); max-height: calc(100dvh - 48px);
    padding: 22px 24px 20px; border-radius: 28px; box-shadow: 0 0 0 1px var(--line) inset, var(--menu-shadow);
    transform: translate(-50%, -46%) scale(.97); opacity: 0; transition: transform 380ms var(--ease-enter), opacity 240ms var(--ease-enter);
  }
  .kl-blatt.auf { transform: translate(-50%, -50%); opacity: 1; }
  .kl-blatt.zu { transform: translate(-50%, -48%) scale(.98); opacity: 0; transition-duration: 220ms; }
  .kl-blatt-griff { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .kl-blatt, .kl-blatt-bg, .kl-blatt-spur, .kl-blatt-punkte button::before { transition: none; }
}

/* ── Abschlusszertifikat (seit 08.11.2026) ──────────────────── */
.kl-zert-tipp { display: flex; align-items: center; gap: 8px; margin: -4px 10px 12px; font-size: 13px; color: var(--ink-3); }
.kl-zert-tipp svg { flex: none; color: var(--gold-ink); }
html[data-tema="dark"] .kl-zert-tipp svg { color: var(--gold); }
.kl-zert-leiste { padding-top: 40px; display: grid; gap: 16px; }
.kl-zert-karten { display: grid; gap: 12px; }
@media (min-width: 900px) { .kl-zert-karten { grid-template-columns: repeat(auto-fill, minmax(420px, 1fr)); } }
.kl-zert-karte { display: grid; grid-template-columns: auto 1fr; gap: 14px 16px; align-items: start; padding: 20px; border-radius: var(--r-surface); background: var(--surface); box-shadow: 0 0 0 1px var(--line) inset, var(--shadow-raised); }
.kl-zert-neu { background: var(--navy-950); color: #fff; box-shadow: 0 0 0 1px rgba(239,189,116,.35) inset, var(--shadow-raised); }
.kl-zert-neu p { color: rgba(255,255,255,.78); }
.kl-zert-ic { width: 44px; height: 44px; border-radius: 14px; display: grid; place-items: center; background: rgba(239,189,116,.16); color: var(--gold-ink); box-shadow: 0 0 0 1px rgba(239,189,116,.35) inset; }
.kl-zert-neu .kl-zert-ic, html[data-tema="dark"] .kl-zert-ic { color: var(--gold); }
.kl-zert-ic-gross { flex: none; width: 48px; height: 48px; }
.kl-zert-text { display: grid; gap: 6px; min-width: 0; }
.kl-zert-text h3 { font: 800 19px/1.2 var(--font-display); letter-spacing: -0.02em; }
.kl-zert-text p { margin: 0; font-size: 14.5px; line-height: 1.5; color: var(--ink-2); text-wrap: pretty; }
.kl-zert-da .kl-kicker { color: var(--gold-ink); }
html[data-tema="dark"] .kl-zert-da .kl-kicker { color: var(--gold); }
.kl-zert-aktionen { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: center; gap: 12px 18px; }
.kl-zert-aktionen .lab-btn { flex: 0 1 auto; }
@media (max-width: 520px) { .kl-zert-aktionen .lab-btn { width: 100%; justify-content: center; } }
.kl-zert-neu .kl-link { color: var(--gold); }

.kl-zert-blatt .kl-form { margin-top: 6px; }
.kl-zert-hilfe { font-size: 12.5px; line-height: 1.4; color: var(--ink-3); }
.kl-zert-blatt input[type="date"] { appearance: none; -webkit-appearance: none; text-align: left; min-height: 52px; }
.kl-zert-vorschau { display: grid; gap: 4px; padding: 14px 16px; border-radius: 16px; background: var(--ok-bg); font-size: 13px; color: var(--ink-2); }
.kl-zert-vorschau strong { font: 800 18px/1.25 var(--font-display); color: var(--ink); letter-spacing: -0.01em; }
.kl-zert-fertig { margin: 4px 0 2px; }
.kl-zert-ok { display: flex; gap: 12px; align-items: flex-start; font-size: 14px; line-height: 1.45; color: var(--ink); cursor: pointer; }
.kl-zert-ok input { flex: none; width: 22px; height: 22px; margin: 1px 0 0; accent-color: var(--navy-900); }
html[data-tema="dark"] .kl-zert-ok input { accent-color: var(--gold); }
.kl-zert-hinweis { margin: 0; font-size: 12.5px; line-height: 1.45; color: var(--ink-3); }

/* Prüfseite /verificare */
.kl-pruef-karte { max-width: 560px; }
.kl-pruef-karte h1 { margin: 0; }
.kl-pruef-karte > p { margin-top: 10px; font-size: 15px; line-height: 1.55; color: var(--ink-2); }
.kl-pruef-karte > p.kl-pruef-de { margin-top: 4px; font-size: 13.5px; color: var(--ink-3); }
.kl-pruef-status { display: flex; align-items: center; gap: 12px; padding: 14px 16px; border-radius: 18px; font: 800 19px/1.2 var(--font-display); letter-spacing: -0.02em; }
.kl-pruef-status small { display: block; margin-top: 3px; font: 600 13px/1.2 var(--font-body); letter-spacing: 0; opacity: .8; }
.kl-pruef-status > svg { flex: none; width: 34px; height: 34px; padding: 8px; border-radius: 999px; box-sizing: border-box; }
.kl-pruef-ja { background: rgba(31, 138, 76, .1); color: #17663a; }
.kl-pruef-ja > svg { background: #1f8a4c; color: #fff; }
.kl-pruef-nein { background: var(--err-bg); color: var(--rot); }
.kl-pruef-nein > svg { background: var(--rot); color: #fff; }
html[data-tema="dark"] .kl-pruef-ja { background: rgba(80, 200, 130, .14); color: #8fe0b0; }
.kl-pruef-daten { margin: 18px 0 0; display: grid; border-radius: 18px; box-shadow: 0 0 0 1px var(--line) inset; overflow: hidden; }
.kl-pruef-zeile { display: grid; grid-template-columns: minmax(120px, 34%) 1fr; gap: 12px; padding: 12px 16px; border-top: 1px solid var(--line); }
.kl-pruef-zeile:first-child { border-top: 0; }
.kl-pruef-zeile dt { font-size: 13px; color: var(--ink-3); font-weight: 600; }
.kl-pruef-zeile dt small { display: block; font-weight: 500; font-size: 12px; opacity: .85; }
.kl-pruef-zeile dd { margin: 0; font-size: 15px; color: var(--ink); line-height: 1.4; overflow-wrap: anywhere; }
.kl-pruef-zeile dd strong { font: 800 17px/1.3 var(--font-display); }
.kl-pruef-zeile dd small { color: var(--ink-3); }
.kl-pruef-zeile code, .kl-pruef-technik code { font: 600 13px/1.4 ui-monospace, SFMono-Regular, Menlo, monospace; }
@media (max-width: 460px) { .kl-pruef-zeile { grid-template-columns: 1fr; gap: 2px; } }
.kl-pruef-klein { margin-top: 14px !important; font-size: 12.5px !important; line-height: 1.5 !important; color: var(--ink-3) !important; }
.kl-pruef-technik { margin-top: 14px; font-size: 12.5px; color: var(--ink-3); }
.kl-pruef-technik summary { cursor: pointer; font-weight: 600; }
.kl-pruef-technik p { margin: 8px 0 0; display: grid; gap: 2px; }
.kl-pruef-technik p span { font-weight: 600; }
.kl-pruef-technik code { font-size: 11px; overflow-wrap: anywhere; color: var(--ink-2); }
.kl-pruef-cta { margin-top: 18px !important; padding-top: 14px; border-top: 1px solid var(--line); font-size: 14px !important; }
.kl-pruef-form { margin-top: 16px; }
.kl-laden-klein { padding: 30px 0; text-align: center; color: var(--ink-3); font-size: 14px; }
.kl-zert-vorschau[hidden] { display: none; }
.kl-zert-leiste { padding-bottom: 8px; }
/* Sprachumschalter der Prüfseite */
.kl-pruef-sprachen { justify-self: start; margin: -4px 0 18px; }
.kl-pruef-karte { display: grid; }
.kl-pruef-karte .kl-pruef-zeile dt { align-self: center; }
/* Zertifikat: Lernzeit-Regel noch nicht erfüllt */
.kl-zert-regel { list-style: none; margin: 6px 0 0; padding: 0; display: grid; gap: 8px; }
.kl-zert-regel li { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; line-height: 1.45; color: var(--ink-2); }
.kl-zert-regel li > svg, .kl-zert-regel .punkt { flex: none; width: 18px; height: 18px; margin-top: 1px; border-radius: 999px; }
.kl-zert-regel .punkt { box-shadow: 0 0 0 1.5px var(--box-line) inset; }
.kl-zert-regel li.ok > svg { padding: 3px; box-sizing: border-box; background: var(--gold); color: var(--navy-900); }
.kl-zert-regel strong { color: var(--ink); }
.kl-zert-klein { font-size: 13px !important; color: var(--ink-3) !important; }