/* ============================================================
   NotSan Trainer — Design-Tokens
   Dunkel als Standard (Nachtdienst, Handy in der Hand),
   Hell vollständig unterstützt.
   ============================================================ */
:root{
  --red:#ff5a3c; --red-d:#e04225; --red-soft:rgba(255,90,60,.14);
  --mint:#2ddba0; --mint-soft:rgba(45,219,160,.13);
  --amber:#ffb020; --amber-soft:rgba(255,176,32,.13);
  --blue:#4c9aff; --blue-soft:rgba(76,154,255,.13);
  --violet:#a78bfa;

  --bg:#0b0f14; --surface:#131a22; --surface-2:#1b242e; --surface-3:#243040;
  --line:#26313d; --line-soft:#1e2833;
  --text:#e9eff5; --muted:#93a6b8; --faint:#63768a;

  --r-s:10px; --r-m:16px; --r-l:22px; --r-xl:28px;
  --sh-1:0 1px 2px rgba(0,0,0,.4);
  --sh-2:0 8px 28px rgba(0,0,0,.45);
  --sh-3:0 20px 60px rgba(0,0,0,.55);
  --tap:44px;
  --safe-b:env(safe-area-inset-bottom,0px);
  --safe-t:env(safe-area-inset-top,0px);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
}
:root[data-theme="light"]{
  --bg:#f4f6f9; --surface:#ffffff; --surface-2:#eef2f7; --surface-3:#e2e9f1;
  --line:#dae1ea; --line-soft:#e8edf3;
  --text:#101820; --muted:#5a6b7c; --faint:#8496a7;
  --red-soft:rgba(255,90,60,.11); --mint-soft:rgba(20,160,110,.12);
  --amber-soft:rgba(210,140,10,.14); --blue-soft:rgba(40,110,220,.11);
  --mint:#12a677; --amber:#c98207; --blue:#2a6fe0;
  --sh-1:0 1px 2px rgba(16,24,32,.07);
  --sh-2:0 6px 22px rgba(16,24,32,.09);
  --sh-3:0 18px 48px rgba(16,24,32,.14);
}

*,*::before,*::after{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--text);font-family:var(--font);
  font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;
  -webkit-tap-highlight-color:transparent;overscroll-behavior-y:none;
}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.015em;line-height:1.25}
p{margin:0}
a{color:var(--blue)}
::selection{background:var(--red);color:#fff}
:focus-visible{outline:2px solid var(--blue);outline-offset:2px;border-radius:6px}

/* ===================== Sperrbildschirm ===================== */
.lock{
  position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:24px;
  background:
    radial-gradient(120% 80% at 50% -10%,rgba(255,90,60,.20),transparent 60%),
    radial-gradient(90% 60% at 10% 110%,rgba(76,154,255,.12),transparent 60%),
    var(--bg);
}
.lock-inner{width:100%;max-width:360px;text-align:center;animation:rise .5s cubic-bezier(.2,.8,.3,1)}
.lock-mark{
  width:84px;height:84px;margin:0 auto 20px;border-radius:24px;display:grid;place-items:center;
  background:linear-gradient(150deg,var(--red),var(--red-d));color:#fff;
  box-shadow:0 14px 40px rgba(255,90,60,.34);
}
.lock h1{font-size:29px;letter-spacing:-.03em}
.lock-sub{color:var(--muted);margin:7px 0 30px;font-size:14.5px}
.lock-foot{margin-top:22px;font-size:12px;color:var(--faint);line-height:1.5}
.field{display:block;text-align:left;margin-bottom:14px}
.field>span{display:block;font-size:12.5px;font-weight:650;color:var(--muted);
  margin-bottom:7px;letter-spacing:.03em;text-transform:uppercase}
.field input{
  width:100%;height:52px;padding:0 16px;border-radius:var(--r-m);
  background:var(--surface);border:1.5px solid var(--line);color:var(--text);font-size:17px;
  transition:border-color .15s,background .15s;
}
.field input:focus{outline:none;border-color:var(--red);background:var(--surface-2)}
.check{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--muted);
  margin-bottom:20px;text-align:left;cursor:pointer}
.check input{width:19px;height:19px;accent-color:var(--red);flex:none}
.lock-msg{min-height:20px;margin-top:12px;font-size:13.5px;color:var(--red);font-weight:600}
.lock-msg.ok{color:var(--mint)}
.shake{animation:shake .38s}
@keyframes shake{10%,90%{transform:translateX(-2px)}20%,80%{transform:translateX(4px)}
  30%,50%,70%{transform:translateX(-7px)}40%,60%{transform:translateX(7px)}}
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* ===================== Boot ===================== */
.boot{position:fixed;inset:0;z-index:99;display:grid;place-items:center;background:var(--bg)}
.boot-inner{text-align:center;width:min(300px,80vw)}
.boot-inner p{color:var(--muted);font-size:14px;margin:18px 0 14px}
.spinner{width:34px;height:34px;margin:0 auto;border-radius:50%;
  border:3px solid var(--surface-3);border-top-color:var(--red);animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.bar{height:4px;border-radius:99px;background:var(--surface-2);overflow:hidden}
.bar>i{display:block;height:100%;width:0;border-radius:99px;
  background:linear-gradient(90deg,var(--red),var(--amber));transition:width .3s}

/* ===================== Gerüst ===================== */
.app{display:flex;flex-direction:column;height:100dvh}
.topbar{
  flex:none;height:calc(54px + var(--safe-t));padding:var(--safe-t) 10px 0;
  display:flex;align-items:center;gap:8px;
  background:color-mix(in srgb,var(--bg) 82%,transparent);
  backdrop-filter:saturate(1.6) blur(16px);
  border-bottom:1px solid var(--line-soft);position:sticky;top:0;z-index:20;
}
.topbar-title{font-weight:750;font-size:17.5px;flex:1;min-width:0;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding-left:6px}
.topbar-actions{display:flex;align-items:center;gap:6px;flex:none}
.icon-btn{width:var(--tap);height:var(--tap);border-radius:12px;display:grid;place-items:center;
  color:var(--muted);flex:none}
.icon-btn:active{background:var(--surface-2)}
.mode-switch{display:flex;background:var(--surface-2);border-radius:99px;padding:3px;gap:2px}
.mode-switch button{
  padding:6px 13px;border-radius:99px;font-size:12.5px;font-weight:650;color:var(--muted);
  transition:.18s;white-space:nowrap;
}
.mode-switch button.on{background:var(--red);color:#fff;box-shadow:0 2px 10px rgba(255,90,60,.35)}

.view{flex:1;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;
  padding:16px 16px calc(24px + var(--safe-b));scroll-behavior:smooth}
.view.pad0{padding-left:0;padding-right:0}

.tabbar{
  flex:none;display:grid;grid-template-columns:repeat(5,1fr);
  padding-bottom:var(--safe-b);
  background:color-mix(in srgb,var(--bg) 88%,transparent);
  backdrop-filter:saturate(1.6) blur(16px);
  border-top:1px solid var(--line-soft);z-index:20;
}
.tabbar button{
  display:flex;flex-direction:column;align-items:center;gap:3px;padding:9px 2px 8px;
  color:var(--faint);font-size:10.5px;font-weight:600;transition:color .15s;
}
.tabbar button svg{width:23px;height:23px}
.tabbar button.on{color:var(--red)}
.tabbar button:active{transform:scale(.94)}
body[data-mode="dienst"] .tabbar button[data-tab="lernen"],
body[data-mode="dienst"] .tabbar button[data-tab="home"]{display:none}
body[data-mode="dienst"] .tabbar{grid-template-columns:repeat(3,1fr)}

/* ===================== Bausteine ===================== */
.card{background:var(--surface);border:1px solid var(--line-soft);border-radius:var(--r-l);
  padding:18px;box-shadow:var(--sh-1)}
.card+.card{margin-top:12px}
.sec{margin:26px 0 12px;display:flex;align-items:baseline;justify-content:space-between;gap:12px}
.sec:first-child{margin-top:4px}
.sec h2{font-size:13px;letter-spacing:.09em;text-transform:uppercase;color:var(--faint);font-weight:750}
.sec a,.sec button{font-size:13px;color:var(--blue);font-weight:650}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 22px;border-radius:var(--r-m);font-weight:700;font-size:15.5px;
  transition:transform .12s,filter .15s;background:var(--surface-2);color:var(--text)}
.btn:active{transform:scale(.975)}
.btn-block{width:100%}
.btn-primary{background:linear-gradient(150deg,var(--red),var(--red-d));color:#fff;
  box-shadow:0 6px 22px rgba(255,90,60,.30)}
.btn-ghost{background:transparent;border:1.5px solid var(--line)}
.btn-sm{height:40px;padding:0 15px;font-size:14px;border-radius:12px}
.btn[disabled]{opacity:.45;pointer-events:none}

.chip{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 12px;
  border-radius:99px;background:var(--surface-2);font-size:12.5px;font-weight:650;color:var(--muted)}
.chip.on{background:var(--red);color:#fff}
.chip-red{background:var(--red-soft);color:var(--red)}
.chip-mint{background:var(--mint-soft);color:var(--mint)}
.chip-amber{background:var(--amber-soft);color:var(--amber)}
.chip-blue{background:var(--blue-soft);color:var(--blue)}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chips-scroll{display:flex;gap:8px;overflow-x:auto;padding:2px 16px;margin:0 -16px;
  scrollbar-width:none}
.chips-scroll::-webkit-scrollbar{display:none}
.chips-scroll .chip{flex:none;height:34px}

.row{display:flex;align-items:center;gap:13px;padding:14px 16px;background:var(--surface);
  border-bottom:1px solid var(--line-soft);text-align:left;width:100%}
.row:first-child{border-top-left-radius:var(--r-m);border-top-right-radius:var(--r-m)}
.row:last-child{border-bottom:0;border-bottom-left-radius:var(--r-m);border-bottom-right-radius:var(--r-m)}
.row:active{background:var(--surface-2)}
.row-body{flex:1;min-width:0}
.row-title{font-weight:650;font-size:15.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.row-sub{font-size:13px;color:var(--muted);margin-top:2px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.row-ico{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;flex:none;
  font-size:17px;background:var(--surface-2)}
.row-arr{color:var(--faint);flex:none}
.list{border-radius:var(--r-m);overflow:hidden;box-shadow:var(--sh-1)}

.progress{height:9px;border-radius:99px;background:var(--surface-2);overflow:hidden}
.progress>i{display:block;height:100%;border-radius:99px;
  background:linear-gradient(90deg,var(--red),var(--amber));transition:width .5s cubic-bezier(.2,.8,.3,1)}
.progress.mint>i{background:linear-gradient(90deg,var(--mint),#7ce8c4)}

.empty{text-align:center;padding:54px 24px;color:var(--muted)}
.empty .em{font-size:38px;margin-bottom:12px;opacity:.75}
.empty h3{font-size:17px;margin-bottom:7px;color:var(--text)}
.empty p{font-size:14px;line-height:1.6}

/* ===================== Heute ===================== */
.hero{
  border-radius:var(--r-xl);padding:22px;position:relative;overflow:hidden;
  background:linear-gradient(145deg,#1d2836,#141c26);border:1px solid var(--line);
}
:root[data-theme="light"] .hero{background:linear-gradient(145deg,#fff,#eef3f9)}
.hero::after{content:"";position:absolute;width:230px;height:230px;right:-80px;top:-100px;
  border-radius:50%;background:radial-gradient(circle,rgba(255,90,60,.30),transparent 68%)}
.hero-top{display:flex;align-items:center;justify-content:space-between;gap:12px;position:relative}
.hero-hi{font-size:12.5px;color:var(--muted);font-weight:650;letter-spacing:.05em;text-transform:uppercase}
.hero h2{font-size:25px;margin-top:5px;letter-spacing:-.03em}
.streak{display:flex;align-items:center;gap:6px;background:var(--amber-soft);color:var(--amber);
  padding:7px 13px;border-radius:99px;font-weight:750;font-size:14px;flex:none}
.ring{position:relative;width:118px;height:118px;flex:none}
.ring svg{transform:rotate(-90deg)}
.ring-txt{position:absolute;inset:0;display:grid;place-items:center;text-align:center}
.ring-txt b{display:block;font-size:27px;letter-spacing:-.03em;line-height:1}
.ring-txt span{font-size:11px;color:var(--muted);font-weight:650}
.hero-mid{display:flex;align-items:center;gap:20px;margin-top:20px;position:relative}
.hero-stats{flex:1;display:grid;gap:11px}
.hs{display:flex;align-items:center;gap:10px;font-size:13.5px}
.hs b{font-size:19px;letter-spacing:-.02em;min-width:38px}
.hs span{color:var(--muted)}
.dot{width:9px;height:9px;border-radius:50%;flex:none}

.tiles{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.tile{border-radius:var(--r-l);padding:16px;text-align:left;border:1px solid var(--line-soft);
  background:var(--surface);transition:transform .12s;min-height:112px;
  display:flex;flex-direction:column;justify-content:space-between}
.tile:active{transform:scale(.975)}
.tile .em{font-size:23px}
.tile b{display:block;font-size:15.5px;margin-top:10px}
.tile span{font-size:12.5px;color:var(--muted);display:block;margin-top:3px;line-height:1.4}
.tile.wide{grid-column:1/-1;min-height:0;flex-direction:row;align-items:center;gap:14px}
.tile.wide b{margin-top:0}
.tile.accent{background:linear-gradient(150deg,var(--red),var(--red-d));border-color:transparent;color:#fff}
.tile.accent span{color:rgba(255,255,255,.86)}
.tile.mint{background:var(--mint-soft);border-color:transparent}
.tile.blue{background:var(--blue-soft);border-color:transparent}
.tile.amber{background:var(--amber-soft);border-color:transparent}

/* ===================== Quiz ===================== */
.quiz{display:flex;flex-direction:column;min-height:100%}
.qhead{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.qhead .progress{flex:1}
.qcount{font-size:13px;font-weight:700;color:var(--muted);font-variant-numeric:tabular-nums;flex:none}
.qmeta{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:13px}
.qtext{font-size:20px;font-weight:650;line-height:1.4;letter-spacing:-.02em;margin-bottom:20px}
.opts{display:grid;gap:10px}
.opt{
  display:flex;align-items:flex-start;gap:13px;padding:15px 16px;border-radius:var(--r-m);
  background:var(--surface);border:1.5px solid var(--line-soft);text-align:left;width:100%;
  transition:.16s;font-size:15.5px;line-height:1.45;
}
.opt:active{transform:scale(.99)}
.opt .k{width:27px;height:27px;border-radius:9px;background:var(--surface-2);flex:none;
  display:grid;place-items:center;font-size:13px;font-weight:750;color:var(--muted);margin-top:-1px}
.opt.sel{border-color:var(--blue);background:var(--blue-soft)}
.opt.sel .k{background:var(--blue);color:#fff}
.opt.right{border-color:var(--mint);background:var(--mint-soft)}
.opt.right .k{background:var(--mint);color:#04201a}
.opt.wrong{border-color:var(--red);background:var(--red-soft)}
.opt.wrong .k{background:var(--red);color:#fff}
.opt.miss{border-color:var(--mint);border-style:dashed}
.opt[disabled]{pointer-events:none;opacity:1}

.expl{margin-top:18px;border-radius:var(--r-m);padding:16px;border-left:4px solid var(--mint);
  background:var(--surface-2);animation:rise .3s}
.expl.bad{border-left-color:var(--red)}
.expl h4{font-size:13px;text-transform:uppercase;letter-spacing:.07em;margin-bottom:8px;color:var(--muted)}
.expl p{font-size:14.5px;line-height:1.6}
.expl .src{margin-top:12px;font-size:12.5px;color:var(--faint);display:flex;align-items:center;gap:6px}
.qfoot{position:sticky;bottom:0;padding:14px 0 4px;margin-top:auto;
  background:linear-gradient(to top,var(--bg) 62%,transparent)}

.result{text-align:center;padding:22px 0}
.result .big{font-size:60px;font-weight:800;letter-spacing:-.045em;line-height:1;
  background:linear-gradient(150deg,var(--red),var(--amber));-webkit-background-clip:text;
  background-clip:text;color:transparent}
.result .em{font-size:52px;margin-bottom:10px}
.rstats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:24px 0}
.rstat{background:var(--surface);border-radius:var(--r-m);padding:14px 8px;border:1px solid var(--line-soft)}
.rstat b{display:block;font-size:22px;letter-spacing:-.02em}
.rstat span{font-size:11.5px;color:var(--muted);font-weight:650}

/* ===================== Referenz ===================== */
.refhead{margin-bottom:20px}
.refhead h1{font-size:26px;letter-spacing:-.03em;margin-bottom:9px}
.refhead .short{color:var(--muted);font-size:15px;line-height:1.55}
.blk{margin-bottom:16px}
.blk-t{font-size:12.5px;font-weight:750;text-transform:uppercase;letter-spacing:.08em;
  color:var(--faint);margin-bottom:9px}
.blk p{font-size:15.5px;line-height:1.62}
.blk ul{margin:0;padding-left:0;list-style:none;display:grid;gap:8px}
.blk ul li{position:relative;padding-left:20px;font-size:15px;line-height:1.55}
.blk ul li::before{content:"";position:absolute;left:4px;top:9px;width:6px;height:6px;
  border-radius:50%;background:var(--red)}
.blk ol{margin:0;padding:0;list-style:none;counter-reset:s;display:grid;gap:9px}
.blk ol li{position:relative;padding-left:36px;font-size:15px;line-height:1.55;counter-increment:s}
.blk ol li::before{content:counter(s);position:absolute;left:0;top:0;width:25px;height:25px;
  border-radius:8px;background:var(--red);color:#fff;display:grid;place-items:center;
  font-size:12.5px;font-weight:750}
.tblwrap{overflow-x:auto;border-radius:var(--r-m);border:1px solid var(--line-soft);
  -webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;font-size:14px;min-width:100%}
th,td{padding:11px 13px;text-align:left;border-bottom:1px solid var(--line-soft);
  vertical-align:top;line-height:1.45}
th{background:var(--surface-2);font-size:12px;text-transform:uppercase;letter-spacing:.05em;
  font-weight:750;color:var(--muted);white-space:nowrap}
tr:last-child td{border-bottom:0}
td:first-child{font-weight:650}
.cave{border-radius:var(--r-m);padding:15px 16px 15px 46px;position:relative;
  background:var(--amber-soft);border-left:4px solid var(--amber);font-size:14.5px;line-height:1.58}
.cave::before{content:"⚠";position:absolute;left:16px;top:13px;font-size:18px;color:var(--amber)}
.kv{display:grid;gap:1px;background:var(--line-soft);border-radius:var(--r-m);overflow:hidden;
  border:1px solid var(--line-soft)}
.kv>div{display:grid;grid-template-columns:minmax(96px,38%) 1fr;gap:12px;
  background:var(--surface);padding:11px 14px;font-size:14.5px}
.kv>div>b{color:var(--muted);font-weight:650;font-size:13.5px}
.kv>div>span{font-weight:550;line-height:1.5}

/* ===================== Suche ===================== */
.searchbar{position:sticky;top:-16px;z-index:10;padding:16px 0 12px;background:var(--bg)}
.searchbar::after{content:"";position:absolute;left:0;right:0;bottom:-14px;height:14px;
  background:linear-gradient(to bottom,var(--bg),transparent);pointer-events:none}
.searchbox{display:flex;align-items:center;gap:11px;height:50px;padding:0 15px;
  background:var(--surface);border:1.5px solid var(--line);border-radius:var(--r-m)}
.searchbox:focus-within{border-color:var(--red)}
.searchbox svg{color:var(--faint);flex:none}
.searchbox input{flex:1;min-width:0;background:none;border:0;outline:none;font-size:16.5px}
.searchbox input::placeholder{color:var(--faint)}
.searchbox .clr{color:var(--faint);width:26px;height:26px;border-radius:50%;
  background:var(--surface-3);display:grid;place-items:center;font-size:14px;flex:none}
mark{background:var(--amber-soft);color:var(--amber);border-radius:3px;padding:0 2px;font-weight:700}
.hit-src{font-size:11.5px;color:var(--faint);font-weight:650;margin-top:5px;
  display:flex;align-items:center;gap:5px}
.snippet{font-size:13.5px;color:var(--muted);line-height:1.55;margin-top:5px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* ===================== Sheet / Toast ===================== */
.sheet{position:fixed;inset:0;z-index:60;background:rgba(0,0,0,.55);
  display:flex;align-items:flex-end;justify-content:center;animation:fade .2s;
  backdrop-filter:blur(3px)}
@keyframes fade{from{opacity:0}to{opacity:1}}
.sheet-card{width:100%;max-width:520px;background:var(--surface);
  border-radius:var(--r-xl) var(--r-xl) 0 0;padding:10px 18px calc(24px + var(--safe-b));
  max-height:86dvh;overflow-y:auto;animation:up .3s cubic-bezier(.2,.85,.3,1);box-shadow:var(--sh-3)}
@keyframes up{from{transform:translateY(100%)}to{transform:none}}
.sheet-card::before{content:"";display:block;width:40px;height:4px;border-radius:99px;
  background:var(--surface-3);margin:0 auto 18px}
.sheet-card h3{font-size:19px;margin-bottom:16px}
.toast{position:fixed;left:50%;bottom:calc(78px + var(--safe-b));transform:translateX(-50%);
  z-index:80;background:var(--surface-3);color:var(--text);padding:12px 20px;border-radius:99px;
  font-size:14px;font-weight:650;box-shadow:var(--sh-2);animation:rise .25s;
  max-width:calc(100vw - 32px);text-align:center}

/* ===================== Diverses ===================== */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.badge{position:absolute;top:-5px;right:-5px;min-width:19px;height:19px;padding:0 5px;
  border-radius:99px;background:var(--red);color:#fff;font-size:10.5px;font-weight:750;
  display:grid;place-items:center}
.rel{position:relative}
.mut{color:var(--muted)}
.fnt{color:var(--faint)}
.tc{text-align:center}
.sp{height:14px}
.divider{height:1px;background:var(--line-soft);margin:18px 0}
.small{font-size:13px}
.pill-num{font-variant-numeric:tabular-nums}
@media (min-width:720px){
  .view{padding:22px max(16px,calc((100% - 720px)/2)) calc(30px + var(--safe-b))}
  .tiles{grid-template-columns:repeat(3,1fr)}
  .tile.wide{grid-column:1/-1}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.01ms!important}
}

/* muss nach allen Layout-Regeln stehen: .lock/.boot/.sheet setzen display */
[hidden]{display:none!important}