/* ───────── Thyras Lernquiz · süß & mobile-first ───────── */
:root{
  --bg:#fff7fb;
  --bg2:#fdf1ff;
  --card:#ffffff;
  --ink:#3b3350;
  --ink2:#7a6f94;
  --line:#f1e4f3;
  --pink:#ff8fb8;
  --pink2:#ffd6e7;
  --lila:#8f7bff;
  --lila2:#e4defe;
  --mint:#5fd3b0;
  --mint2:#d6f7ec;
  --peach:#ffb28a;
  --peach2:#ffe5d6;
  --sky:#6cc5ff;
  --sky2:#dbf0ff;
  --lemon:#ffd166;
  --lemon2:#fff3c9;
  --good:#3fc98e;
  --good2:#dbf7ea;
  --bad:#ff6b8a;
  --bad2:#ffe1e8;
  --shadow:0 10px 30px rgba(143,123,255,.12);
  --r:22px;
  --safe-b:env(safe-area-inset-bottom,0px);
  --safe-t:env(safe-area-inset-top,0px);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:"Nunito",system-ui,-apple-system,"Segoe UI",sans-serif;font-weight:700;font-size:16px;line-height:1.4;
  background-image:radial-gradient(circle at 10% 0%,#ffe4ef 0,transparent 45%),radial-gradient(circle at 90% 100%,#e6e0ff 0,transparent 45%);background-attachment:fixed;min-height:100%}
body{overscroll-behavior-y:none}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
img{max-width:100%;display:block}
h1,h2,h3{margin:0;font-weight:900;letter-spacing:-.01em}
.app{max-width:560px;margin:0 auto;padding:calc(12px + var(--safe-t)) 16px calc(24px + var(--safe-b));min-height:100dvh}
.screen{animation:pop .28s ease-out}
@keyframes pop{from{opacity:0;transform:translateY(10px) scale(.99)}to{opacity:1;transform:none}}

/* top bar */
.topbar{display:flex;align-items:center;gap:10px;margin-bottom:14px;min-height:44px}
.topbar .back{width:44px;height:44px;border-radius:50%;background:var(--card);box-shadow:var(--shadow);font-size:20px;display:grid;place-items:center;flex:none}
.topbar h2{font-size:1.15rem;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.topbar .spacer{width:44px;flex:none}
.pill{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;background:var(--card);box-shadow:var(--shadow);font-size:.85rem;font-weight:800}
.pill.hot{background:var(--lemon2)}

/* hero */
.hero{display:flex;align-items:center;gap:14px;background:linear-gradient(135deg,#ffd6e7,#e4defe);border-radius:var(--r);padding:18px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.hero::after{content:"✦";position:absolute;right:16px;top:8px;color:#fff;font-size:22px;opacity:.9;animation:twinkle 2.4s infinite}
@keyframes twinkle{0%,100%{opacity:.4;transform:scale(.9)}50%{opacity:1;transform:scale(1.15)}}
.hero .mascot{width:76px;height:76px;flex:none;filter:drop-shadow(0 6px 10px rgba(59,51,80,.15));animation:bob 3s ease-in-out infinite}
@keyframes bob{0%,100%{transform:translateY(0) rotate(-2deg)}50%{transform:translateY(-5px) rotate(2deg)}}
.hero h1{font-size:1.45rem}
.hero p{margin:4px 0 0;color:var(--ink2);font-size:.92rem}
.hero .sub{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.hero .sub span{background:rgba(255,255,255,.7);border-radius:999px;padding:4px 10px;font-size:.8rem}

/* ring */
.ring{--p:0;width:64px;height:64px;border-radius:50%;background:conic-gradient(var(--lila) calc(var(--p)*1%),#fff 0);display:grid;place-items:center;flex:none;box-shadow:inset 0 0 0 6px #fff}
.ring span{font-size:.8rem;font-weight:900}

/* subject grid */
.section-title{display:flex;align-items:baseline;justify-content:space-between;margin:22px 4px 10px;font-size:1.05rem}
.section-title small{color:var(--ink2);font-size:.8rem}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.subject{background:var(--card);border-radius:var(--r);padding:16px 14px 14px;text-align:left;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:6px;position:relative;overflow:hidden;transition:transform .15s}
.subject:active{transform:scale(.97)}
.subject .emo{font-size:2rem;width:52px;height:52px;border-radius:16px;display:grid;place-items:center;background:var(--c2,var(--pink2))}
.subject h3{font-size:1rem}
.subject small{color:var(--ink2);font-size:.78rem}
.bar{height:8px;border-radius:99px;background:var(--line);overflow:hidden;margin-top:6px}
.bar i{display:block;height:100%;width:0;background:var(--c,var(--pink));border-radius:99px;transition:width .5s ease}

/* topic list */
.list{display:flex;flex-direction:column;gap:10px}
.topic{display:flex;align-items:center;gap:12px;background:var(--card);border-radius:18px;padding:12px 14px;box-shadow:var(--shadow);text-align:left;transition:transform .15s}
.topic:active{transform:scale(.98)}
.topic .emo{font-size:1.5rem;width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:var(--c2,var(--pink2));flex:none}
.topic .t{flex:1;min-width:0}
.topic h3{font-size:.98rem}
.topic small{color:var(--ink2);font-size:.78rem}
.topic .bar{margin-top:6px}
.topic .pct{font-size:.85rem;font-weight:900;color:var(--ink2);flex:none}
.actions{display:flex;gap:10px;margin:14px 0 16px}
.btn{flex:1;padding:14px 16px;border-radius:18px;font-weight:900;font-size:1rem;background:var(--card);box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center;gap:8px;transition:transform .12s}
.btn:active{transform:scale(.97)}
.btn.primary{background:linear-gradient(135deg,var(--pink),var(--lila));color:#fff}
.btn.soft{background:var(--lila2)}
.btn.warn{background:var(--peach2)}
.btn.ghost{background:transparent;box-shadow:none;color:var(--ink2)}
.btn[disabled]{opacity:.5;pointer-events:none}

/* sheet */
.sheet-bg{position:fixed;inset:0;background:rgba(59,51,80,.35);backdrop-filter:blur(3px);display:flex;align-items:flex-end;justify-content:center;z-index:50;animation:fade .2s}
@keyframes fade{from{opacity:0}to{opacity:1}}
.sheet{background:var(--card);border-radius:26px 26px 0 0;padding:18px 18px calc(22px + var(--safe-b));width:100%;max-width:560px;animation:up .25s ease-out}
@keyframes up{from{transform:translateY(40px)}to{transform:none}}
.sheet h3{font-size:1.1rem;margin-bottom:4px}
.sheet p{margin:0 0 14px;color:var(--ink2);font-size:.9rem}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.chip{padding:10px 16px;border-radius:999px;background:var(--line);font-weight:900}
.chip.on{background:var(--lila);color:#fff}

/* quiz */
.quiz-top{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.quiz-top .bar{flex:1;height:10px;margin:0}
.quiz-top .cnt{font-size:.85rem;font-weight:900;color:var(--ink2);white-space:nowrap}
.qcard{background:var(--card);border-radius:var(--r);padding:18px;box-shadow:var(--shadow)}
.qcard .tag{display:inline-block;font-size:.75rem;background:var(--c2,var(--pink2));border-radius:999px;padding:4px 10px;margin-bottom:10px}
.qcard .img{border-radius:16px;overflow:hidden;background:var(--line);margin-bottom:12px;position:relative}
.qcard .img img{width:100%;max-height:260px;object-fit:contain;background:#fff}
.qcard .img .zoom{position:absolute;right:8px;bottom:8px;background:rgba(255,255,255,.9);border-radius:10px;width:32px;height:32px;display:grid;place-items:center;color:var(--ink)}
.qcard .q{font-size:1.08rem;font-weight:800;line-height:1.45;white-space:pre-line}
.answers{display:flex;flex-direction:column;gap:10px;margin-top:14px}
.ans{display:flex;align-items:center;gap:12px;background:var(--card);border:2px solid var(--line);border-radius:18px;padding:12px 14px;text-align:left;font-weight:700;line-height:1.35;transition:transform .12s,background .2s,border-color .2s;box-shadow:0 4px 14px rgba(143,123,255,.08)}
.ans:active{transform:scale(.98)}
.ans .k{width:30px;height:30px;border-radius:50%;background:var(--lila2);display:grid;place-items:center;font-weight:900;font-size:.85rem;flex:none}
.ans.good{background:var(--good2);border-color:var(--good);animation:bounce .4s}
.ans.good .k{background:var(--good);color:#fff}
.ans.bad{background:var(--bad2);border-color:var(--bad);animation:shake .4s}
.ans.bad .k{background:var(--bad);color:#fff}
.ans.dim{opacity:.55}
.answers.locked .ans{pointer-events:none}
@keyframes bounce{0%{transform:scale(1)}40%{transform:scale(1.04)}100%{transform:scale(1)}}
@keyframes shake{0%,100%{transform:translateX(0)}25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}
.explain{margin-top:14px;border-radius:18px;padding:14px;background:var(--lemon2);animation:pop .25s}
.explain.ok{background:var(--good2)}
.explain.nope{background:var(--bad2)}
.explain b{display:block;font-size:1rem;margin-bottom:4px}
.explain p{margin:0;font-size:.93rem;font-weight:600}
.explain small{display:block;margin-top:8px;color:var(--ink2);font-size:.75rem}
.nextbar{position:sticky;bottom:calc(10px + var(--safe-b));margin-top:14px}
.nextbar .btn{width:100%;box-shadow:0 10px 30px rgba(143,123,255,.3)}

/* result */
.result{text-align:center;padding:10px 0}
.result .mascot{width:120px;height:120px;margin:10px auto;animation:bob 2.5s infinite}
.result h2{font-size:1.5rem}
.result .big{font-size:3rem;font-weight:900;background:linear-gradient(135deg,var(--pink),var(--lila));-webkit-background-clip:text;background-clip:text;color:transparent;margin:6px 0}
.result p{color:var(--ink2);margin:0 0 6px}
.stars{font-size:2rem;letter-spacing:4px;margin:6px 0 12px}
.result .list{text-align:left;margin-top:18px}
.result .list .topic{padding:10px 12px}
.result .miss{font-size:.85rem;color:var(--ink2);font-weight:600}
.result .miss b{color:var(--ink);font-weight:800}

/* settings/footer */
.foot{margin-top:28px;text-align:center;color:var(--ink2);font-size:.78rem}
.foot button{text-decoration:underline;font-weight:800;color:var(--ink2)}
.tip{background:var(--sky2);border-radius:16px;padding:12px 14px;font-size:.85rem;margin-top:16px;display:flex;gap:10px;align-items:center}
.tip span{font-size:1.4rem}

/* confetti */
.confetti{position:fixed;inset:0;pointer-events:none;overflow:hidden;z-index:60}
.confetti i{position:absolute;top:-10px;width:10px;height:14px;border-radius:3px;animation:fall 1.4s ease-out forwards}
@keyframes fall{0%{transform:translateY(0) rotate(0);opacity:1}100%{transform:translateY(100vh) rotate(720deg);opacity:0}}

/* lightbox */
.lightbox{position:fixed;inset:0;background:rgba(20,15,35,.92);z-index:70;display:grid;place-items:center;padding:16px}
.lightbox[hidden]{display:none}
.lightbox img{max-width:100%;max-height:90dvh;object-fit:contain;border-radius:12px;background:#fff}
.lightbox-close{position:absolute;top:calc(14px + var(--safe-t));right:14px;width:44px;height:44px;border-radius:50%;background:#fff;color:var(--ink);font-size:18px;font-weight:900}

.empty{text-align:center;color:var(--ink2);padding:40px 10px}
.empty span{font-size:3rem;display:block;margin-bottom:8px}
@media (min-width:600px){.grid{grid-template-columns:1fr 1fr 1fr}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* Icons */
.ico{width:100%;height:100%;display:block}
.ui{width:1.15em;height:1.15em;flex:none;vertical-align:-.2em;display:inline-block}
.subject .emo{padding:6px}
.subject .emo .ico{width:40px;height:40px}
.topic .emo{padding:5px}
.topic .emo .ico{width:36px;height:36px}
.qcard .tag{display:inline-flex;align-items:center;gap:6px}
.qcard .tag .ico.mini{width:20px;height:20px}
.hero .sub span{display:inline-flex;align-items:center;gap:4px}
.pill .ui{color:var(--lila)}
.btn .ui{width:1.25em;height:1.25em}
.tip span{display:grid;place-items:center;width:36px;height:36px;border-radius:12px;background:#fff;color:var(--sky);flex:none}
.tip span .ui{width:22px;height:22px}
.topic .pct .ui{width:26px;height:26px;color:var(--lemon);stroke:#c99a1c}
.stars{display:flex;justify-content:center;gap:6px;color:var(--lemon)}
.stars .ui{width:38px;height:38px;stroke:#c99a1c}
.stars .ui.off{color:transparent;stroke:#d9cfe6}
.explain small{display:flex;align-items:center;gap:5px}
.lightbox-close{display:grid;place-items:center}
.lightbox-close .ui{width:22px;height:22px}
.topbar .back .ui{width:22px;height:22px}
.group-title{font-size:.78rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase;color:var(--ink2);margin:10px 6px 0}
.group-title:first-child{margin-top:0}
.result .miss .ui{color:var(--good)}