/* PromptDeck Academy – ruhiger, hochwertiger Lese-Look: warmes Papierweiß, Navy-Schrift, Petrol als Akzent, Gold für Fortschritt.
   Hell als Grundlook; dunkel automatisch nach Geräte-Einstellung oder per Umschalter (data-theme). */
:root{
  --bg:#FBFAF7;--surface:#F3F1EB;--surface-2:#E9E6DD;--line:#E2DED3;
  --ink:#13202A;--ink-2:#38454F;--muted:#5B6670;
  --accent:#1F6F78;--accent-press:#185A62;--accent-soft:#E0EFEE;--accent-fg:#1A6770;--on-accent:#FFFFFF;
  --gold:#B7791F;--ok:#0E7A54;--ok-fg:#0E7A54;--ok-soft:#E2F3EB;--err:#B3261E;--err-fg:#B3261E;--err-soft:#FCEBEA;
  --warn-soft:#FBF1DE;--warn-line:#E3BE73;--tip-line:#9FCFCB;
  --hero-1:#1B5763;--hero-2:#0F2A36;--bar:rgba(251,250,247,.9);
  --scrim:rgba(19,32,42,.42);
  --font-display:'Bricolage Grotesque','DM Sans',system-ui,sans-serif;
  --font-body:'DM Sans',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,Menlo,Consolas,monospace;
  --r:14px;--r-lg:22px;--shadow:0 20px 50px rgba(19,32,42,.14);
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#0D151B;--surface:#15212A;--surface-2:#1D2B35;--line:#263642;
    --ink:#EEF3F5;--ink-2:#C6D1D7;--muted:#97A5AE;
    --accent:#23767E;--accent-press:#1D666D;--accent-soft:#13313A;--accent-fg:#6CC9CF;--on-accent:#FFFFFF;
    --gold:#E3AE57;--ok:#17784F;--ok-fg:#63D3A1;--ok-soft:#14261E;--err:#FF8A80;--err-fg:#FF8A80;--err-soft:#3A1B1D;
    --warn-soft:#2A2316;--warn-line:#7A5F26;--tip-line:#245A60;
    --hero-1:#1A5662;--hero-2:#0E2630;--bar:rgba(13,21,27,.9);
    --scrim:rgba(0,0,0,.6);--shadow:0 20px 50px rgba(0,0,0,.45);
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0D151B;--surface:#15212A;--surface-2:#1D2B35;--line:#263642;
  --ink:#EEF3F5;--ink-2:#C6D1D7;--muted:#97A5AE;
  --accent:#23767E;--accent-press:#1D666D;--accent-soft:#13313A;--accent-fg:#6CC9CF;--on-accent:#FFFFFF;
  --gold:#E3AE57;--ok:#17784F;--ok-fg:#63D3A1;--ok-soft:#14261E;--err:#FF8A80;--err-fg:#FF8A80;--err-soft:#3A1B1D;
  --warn-soft:#2A2316;--warn-line:#7A5F26;--tip-line:#245A60;
  --hero-1:#1A5662;--hero-2:#0E2630;--bar:rgba(13,21,27,.9);
  --scrim:rgba(0,0,0,.6);--shadow:0 20px 50px rgba(0,0,0,.45);
  color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
html.lock{overflow:hidden}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}
button,input{font:inherit;color:inherit}
button{cursor:pointer}
a{color:var(--accent-fg)}
:focus-visible{outline:3px solid var(--accent-fg);outline-offset:2px}
h1:focus{outline:none}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.mono{font-family:var(--font-mono);font-size:.85em;font-variant-numeric:tabular-nums}
.wrap{width:100%;max-width:760px;margin-inline:auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.i{width:20px;height:20px;flex:none;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.i.gold{color:var(--gold)}
.okc{color:var(--ok-fg)}
.errc{color:var(--err-fg)}
.display{font-family:var(--font-display);font-weight:800;letter-spacing:-.02em;line-height:1.08;margin:0}
.eyebrow{display:flex;align-items:center;gap:8px;margin:0 0 10px;font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-fg)}
.hint{color:var(--muted);font-size:14px;margin:6px 0 0}

/* Kopfzeile */
.top{position:sticky;top:0;z-index:20;background:var(--bar);backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:60px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-family:var(--font-display);font-weight:700;font-size:17px;letter-spacing:-.01em;white-space:nowrap}
.brand b{font-weight:800;color:var(--accent-fg)}
.logo{width:32px;height:32px;flex:none;display:block}
.top-act{display:flex;align-items:center;gap:6px}
.seg{display:inline-flex;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:3px}
.seg button{border:0;background:none;border-radius:999px;padding:6px 11px;font-size:13px;font-weight:600;color:var(--muted);min-height:32px}
.seg button[aria-pressed="true"]{background:var(--bg);color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.12)}
.ibtn{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:12px;border:1px solid transparent;background:none;color:var(--ink-2);text-decoration:none}
.ibtn:hover{background:var(--surface)}
.ibtn[aria-disabled="true"]{opacity:.35;pointer-events:none}

/* Knöpfe */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 20px;border-radius:999px;border:1px solid transparent;font-weight:600;font-size:16px;text-decoration:none;white-space:nowrap}
.btn.primary{background:var(--accent);color:var(--on-accent)}
.btn.primary:hover{background:var(--accent-press)}
.btn.primary[disabled]{opacity:.7;cursor:progress}
.btn.light{background:#fff;color:#0F2A36}
.btn.light:hover{background:#EAF4F3}
.btn.ghost{background:var(--surface);border-color:var(--line);color:var(--ink)}
.btn.ghost:hover{background:var(--surface-2)}
.btn.danger{background:var(--err);color:#fff}
:root[data-theme="dark"] .btn.danger{color:#2A0E0C}
.btn.sm{min-height:36px;padding:0 14px;font-size:14px;background:var(--bg);border-color:var(--line);color:var(--ink)}
.btn.sm .i{width:17px;height:17px}
.btn.sm.done{background:var(--ok-soft);border-color:transparent;color:var(--ok-fg)}
.grow{flex:1}

/* Schlüssel-Bildschirm */
.gate{padding-top:32px;padding-bottom:48px}
.gate-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 22px}
.gate-card .eyebrow .logo{width:26px;height:26px}
.gate h1{font-size:clamp(32px,7vw,46px);margin-bottom:18px}
.badges{list-style:none;display:flex;flex-wrap:wrap;gap:8px;padding:0;margin:0 0 26px}
.badges li{display:inline-flex;align-items:center;gap:7px;padding:9px 14px;border-radius:999px;background:var(--bg);border:1px solid var(--line);font-weight:600;font-size:14px;letter-spacing:.02em;text-transform:uppercase}
.badges .i{width:18px;height:18px;color:var(--accent-fg)}
.licform label{display:block;font-weight:700}
.lic-row{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}
.lic-row input{flex:1 1 240px;min-width:0;min-height:50px;padding:0 16px;border-radius:12px;border:1.5px solid var(--line);background:var(--bg);font-family:var(--font-mono);font-size:15px;letter-spacing:.02em}
.lic-row input:focus{border-color:var(--accent-fg);outline:none;box-shadow:0 0 0 3px var(--accent-soft)}
.lic-row .btn{flex:0 0 auto}
.msg{min-height:1.5em;margin:10px 0 0;font-weight:600}
.buy{margin:18px 0 0;font-weight:600}

/* Startseite */
.home{padding-top:22px;padding-bottom:40px}
.hero{display:flex;align-items:center;gap:18px;padding:26px 22px;border-radius:var(--r-lg);color:#fff;
  background:radial-gradient(120% 140% at 100% 0%,rgba(242,196,106,.28) 0%,rgba(242,196,106,0) 46%),linear-gradient(145deg,var(--hero-1),var(--hero-2));box-shadow:var(--shadow)}
.hero .eyebrow{color:#9FE0DF}
.hero h1{font-size:clamp(26px,5.6vw,36px);margin-bottom:14px}
.hero-txt{flex:1;min-width:0}
.hero-next{margin:0 0 18px;display:grid;gap:3px}
.hero-next span{font-size:14px;color:#BFD9DC}
.hero-next b{font-size:18px;line-height:1.3}
.ring{position:relative;width:104px;height:104px;flex:none}
.ring svg{width:100%;height:100%;transform:rotate(-90deg)}
.ring circle{fill:none;stroke-width:7}
.r-bg{stroke:rgba(255,255,255,.16)}
.r-fg{stroke:#F2C46A;stroke-linecap:round;transition:stroke-dashoffset .6s ease}
.ring span{position:absolute;inset:0;display:grid;place-items:center;font-size:14px;color:#D5E6E8}
.ring b{font-family:var(--font-display);font-size:26px;color:#fff;display:block;line-height:1}
.ring span{grid-template-rows:auto;align-content:center;text-align:center}
.stats{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 6px}
.stat{display:inline-flex;align-items:center;gap:8px;margin:0;padding:10px 14px;border-radius:999px;background:var(--surface);border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--ink-2)}
.stat .i{width:18px;height:18px}
.sec{font-family:var(--font-display);font-size:22px;font-weight:800;letter-spacing:-.01em;margin:30px 0 12px}
.mod{border:1px solid var(--line);border-radius:var(--r);background:var(--surface);margin-bottom:10px;overflow:hidden}
.mod summary{display:flex;align-items:center;gap:12px;padding:16px 16px;cursor:pointer;list-style:none;min-height:60px}
.mod summary::-webkit-details-marker{display:none}
.mod-n{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-fg);white-space:nowrap}
.mod-t{flex:1;font-weight:700;font-size:17px}
.mod-p{font-family:var(--font-mono);font-size:13px;color:var(--muted)}
.mod-p.full{color:var(--ok-fg)}
.chev{width:18px;height:18px;color:var(--muted);transition:transform .2s}
.mod[open] .chev{transform:rotate(90deg)}
.lessons{list-style:none;margin:0;padding:0 8px 8px}
.lrow{display:flex;align-items:center;gap:12px;padding:10px 8px;border-radius:12px;text-decoration:none;color:var(--ink);min-height:52px}
.lrow:hover{background:var(--bg)}
.num{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;flex:none;font-family:var(--font-mono);font-size:13px;font-weight:600;background:var(--bg);border:1.5px solid var(--line);color:var(--ink-2)}
.num .i{width:17px;height:17px}
.lrow.done .num{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}
.lrow.cur{background:var(--accent-soft)}
.lrow.cur .num{border-color:var(--accent-fg);color:var(--accent-fg)}
.lt{flex:1;font-weight:500;line-height:1.3}
.lm{font-size:13px;color:var(--muted);white-space:nowrap}

/* Lektion */
.lesson{padding-top:14px;padding-bottom:120px}
.crumbs{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.back{display:inline-flex;align-items:center;gap:4px;text-decoration:none;font-weight:600;min-height:44px;padding-right:8px}
.back .i{width:18px;height:18px}
.crumbs .mono{color:var(--muted)}
.lprog{height:4px;border-radius:4px;background:var(--surface-2);margin-bottom:26px;overflow:hidden}
.lprog i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),#F2C46A);border-radius:4px}
.ltitle{font-size:clamp(30px,6.4vw,42px);margin-bottom:12px}
.meta{display:flex;align-items:center;flex-wrap:wrap;gap:6px 14px;color:var(--muted);font-size:14px;margin:0 0 22px}
.meta .i{width:17px;height:17px}
.meta span{display:inline-flex;align-items:center;gap:5px}
.meta > .i{margin-right:-9px}
.lead{font-size:19px;line-height:1.55;color:var(--ink);margin:0 0 8px;font-weight:500}
.body{font-size:17px;line-height:1.7;color:var(--ink-2)}
.body p{margin:16px 0}
.body h2{font-family:var(--font-display);font-size:23px;font-weight:700;letter-spacing:-.01em;line-height:1.2;color:var(--ink);margin:34px 0 4px}
.body ul,.body ol{margin:14px 0;padding-left:24px}
.body li{margin:7px 0;padding-left:4px}
.body li::marker{color:var(--accent-fg);font-weight:700}
.body b{color:var(--ink);font-weight:600}
.call{margin:24px 0;padding:16px 18px;border-radius:var(--r);border-left:4px solid}
.call p{margin:0}
.call .cl{display:flex;align-items:center;gap:7px;font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin-bottom:6px}
.call .cl .i{width:18px;height:18px}
.call.tip{background:var(--accent-soft);border-color:var(--tip-line)}
.call.tip .cl{color:var(--accent-fg)}
.call.warn{background:var(--warn-soft);border-color:var(--warn-line)}
.call.warn .cl{color:var(--ink)}
.ex{margin:26px 0;display:grid;gap:10px}
.exb{border-radius:var(--r);padding:14px 16px;border:1px solid var(--line)}
.exb .cl{display:flex;align-items:center;gap:6px;margin:0 0 6px;font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase}
.exb .cl .i{width:16px;height:16px}
.exb.bad{background:var(--surface)}
.exb.bad .cl{color:var(--muted)}
.exb.bad .ptext{color:var(--muted)}
.exb.good{background:var(--bg);border-color:var(--accent-fg);box-shadow:0 0 0 1px var(--accent-fg) inset}
.exb.good .cl{color:var(--accent-fg)}
.ex figcaption{font-size:15px;color:var(--muted);line-height:1.5}
.ptext{margin:0;font-family:var(--font-mono);font-size:14px;line-height:1.65;color:var(--ink);white-space:normal;overflow-wrap:anywhere}
.ptext mark{background:var(--accent-soft);color:var(--accent-fg);border-radius:4px;padding:0 3px;font-weight:600}
.card{margin:28px 0;padding:20px 18px;border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--line)}
.ch{display:flex;align-items:center;gap:9px;margin:0;font-family:var(--font-display);font-size:20px;font-weight:700;letter-spacing:-.01em}
.ch .i{color:var(--accent-fg)}
.card > p{margin:10px 0 0;font-size:17px;line-height:1.6}
.pcard{margin-top:14px;padding:14px 14px 16px;border-radius:var(--r);background:var(--bg);border:1px solid var(--line)}
.phead{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
.phead b{font-size:15px}
.task{background:var(--bg);border:1.5px dashed var(--tip-line)}
.qq{font-weight:600}
.qa{display:grid;gap:8px;margin-top:14px}
.qopt{display:flex;align-items:center;gap:12px;text-align:left;width:100%;min-height:54px;padding:10px 14px;border-radius:12px;border:1.5px solid var(--line);background:var(--bg);font-size:16px;line-height:1.4}
.qopt:hover{border-color:var(--accent-fg)}
.qopt .ql{display:grid;place-items:center;width:28px;height:28px;flex:none;border-radius:8px;background:var(--surface-2);font-weight:700;font-size:13px}
.qopt .qx{flex:1}
.qopt.right{border-color:var(--ok-fg);background:var(--ok-soft)}
.qopt.right .ql{background:var(--ok);color:#fff}
.qopt.right .i{color:var(--ok-fg)}
.qopt.wrong{border-color:var(--err-fg);background:var(--err-soft)}
.qopt.dim{opacity:.6}
.qopt[aria-disabled="true"]{cursor:default}
.qopt[aria-disabled="true"]:hover{border-color:inherit}
.qopt.right[aria-disabled="true"]:hover{border-color:var(--ok-fg)}
.qopt.wrong[aria-disabled="true"]:hover{border-color:var(--err-fg)}
.qres p{margin:14px 0 0;line-height:1.6}
.take{margin:34px 0 0;padding:22px 20px;border-radius:var(--r-lg);background:linear-gradient(145deg,var(--hero-1),var(--hero-2));color:#fff}
.take .eyebrow{color:#9FE0DF}
.take p:last-child{margin:0;font-family:var(--font-display);font-size:22px;font-weight:700;line-height:1.3;letter-spacing:-.01em}
.dock{position:fixed;left:0;right:0;bottom:0;z-index:15;background:var(--bar);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom,0px)}
.dock-in{display:flex;align-items:center;gap:8px;padding-top:10px;padding-bottom:10px}

/* Abschluss & Urkunde */
.finish{padding-top:30px;padding-bottom:48px}
.finish h1{font-size:clamp(30px,6vw,42px);margin-bottom:12px}
.finish .lead{margin-bottom:22px}
.namerow{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:22px}
.namerow input{flex:1 1 220px;min-height:50px;padding:0 16px;border-radius:12px;border:1.5px solid var(--line);background:var(--bg);font-size:17px}
.namerow input:focus{border-color:var(--accent-fg);outline:none;box-shadow:0 0 0 3px var(--accent-soft)}
.cert{background:#FBFAF7;color:#13202A;border-radius:18px;padding:12px;box-shadow:var(--shadow);-webkit-print-color-adjust:exact;print-color-adjust:exact}
.cert-in{border:2px solid #C9A45A;border-radius:12px;padding:34px 22px;text-align:center;background:radial-gradient(100% 80% at 50% 0%,#F6EEDC 0%,#FBFAF7 70%)}
.cert .logo{width:48px;height:48px;margin:0 auto 14px}
.cert-k{margin:0;font-size:13px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:#1A6770}
.cert-name{margin:18px 0 6px;font-family:var(--font-display);font-weight:800;font-size:clamp(28px,6vw,40px);letter-spacing:-.01em;overflow-wrap:anywhere}
.cert-body{margin:0;color:#38454F}
.cert-course{margin:6px 0 0;font-family:var(--font-display);font-weight:700;font-size:20px}
.cert-meta{margin:16px 0 0;font-family:var(--font-mono);font-size:13px;color:#5B6670}
.cert-note{margin:18px 0 0;font-size:12px;color:#5B6670}

/* Fußzeile */
.foot{border-top:1px solid var(--line);margin-top:24px}
.foot-in{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 18px;padding-top:18px;padding-bottom:26px;font-size:13px;color:var(--muted)}
.foot a{display:inline-flex;align-items:center;gap:6px;text-decoration:none;font-weight:600}
.foot a .i{width:16px;height:16px}

/* Fenster */
.scrim{position:fixed;inset:0;z-index:40;background:var(--scrim);display:grid;place-items:end center}
.sheet{position:relative;width:min(560px,100%);max-height:88vh;overflow:auto;background:var(--bg);border-radius:var(--r-lg) var(--r-lg) 0 0;padding:24px 20px calc(24px + env(safe-area-inset-bottom,0px));box-shadow:var(--shadow)}
.sheet h2{font-family:var(--font-display);font-size:24px;font-weight:800;margin:0 48px 16px 0}
.sheet > p{line-height:1.6;color:var(--ink-2)}
.sheet .x{position:absolute;top:12px;right:12px}
.srow{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:12px 0;border-bottom:1px solid var(--line);font-weight:600}
.mbtns{display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap;margin-top:18px}
.mbtns.col{flex-direction:column;align-items:stretch}
@media (min-width:640px){
  .scrim{place-items:center}
  .sheet{border-radius:var(--r-lg);padding-bottom:24px}
}
.toast{position:fixed;left:50%;bottom:92px;z-index:50;transform:translate(-50%,16px);opacity:0;pointer-events:none;background:var(--ink);color:var(--bg);padding:12px 18px;border-radius:999px;font-weight:600;font-size:15px;box-shadow:var(--shadow);transition:opacity .25s,transform .25s;max-width:calc(100% - 32px);text-align:center}
.toast.on{opacity:1;transform:translate(-50%,0)}

@media (max-width:420px){
  .brand span{display:none}
  .hero{flex-direction:column-reverse;align-items:flex-start}
  .ring{width:88px;height:88px}
  .lm{display:none}
}
@media (min-width:640px){
  .gate-card{padding:40px 40px}
  .hero{padding:34px 34px}
  .ring{width:128px;height:128px}
  .ring b{font-size:32px}
  .ex{grid-template-columns:1fr 1fr}
  .ex figcaption{grid-column:1/-1}
  .card{padding:24px 24px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

@media print{
  @page{size:A4 landscape;margin:12mm}
  body{background:#fff}
  body *{visibility:hidden}
  .cert,.cert *{visibility:visible}
  .cert{position:absolute;left:0;top:0;width:100%;box-shadow:none;padding:0}
  .cert-in{padding:60px 40px}
}