/* CrazyTube – SwiftUI-Look 2.0 (Basis): Tokens, Typografie, Materialien, Controls.
   Quelle der Vorgaben: SWIFTUI-LOOK.md. Glas nur fuer Navigation und Steuerelemente, nie auf Fliesstext-Karten. */
:root{
  color-scheme:light dark;
  /* Flaechen (systemBackground-Familie) */
  --bg:#fff;--bg2:#f2f2f7;--bg3:#fff;
  --grouped:#f2f2f7;--grouped2:#fff;--grouped3:#f2f2f7;
  /* Text und Linien */
  --label:#000;--label2:rgba(60,60,67,.62);--label3:rgba(60,60,67,.32);--label4:rgba(60,60,67,.18);
  --separator:rgba(60,60,67,.29);--opaque-sep:#c6c6c8;
  --fill:rgba(120,120,128,.20);--fill2:rgba(120,120,128,.16);--fill3:rgba(118,118,128,.12);--fill4:rgba(116,116,128,.08);
  /* Systemfarben */
  --blue:#007aff;--green:#34c759;--red:#ff3b30;--orange:#ff9500;--yellow:#ffcc00;
  --pink:#ff2d55;--purple:#af52de;--teal:#30b0c7;--indigo:#5856d6;--gray:#8e8e93;
  --accent:var(--blue);--on-accent:#fff;
  --link:#0066cc;            /* kleiner Text: >= 4.5:1 auf Weiss */
  --ok-text:#1a7f37;--bad-text:#c4202c;--warn-text:#8a4b00;
  --live:#ff3b30;
  /* Typografie (rem, Dynamic Type) */
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Inter,system-ui,sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --fs-large:2.125rem;--fs-t1:1.75rem;--fs-t2:1.375rem;--fs-t3:1.25rem;
  --fs-head:1.0625rem;--fs-body:1.0625rem;--fs-call:1rem;--fs-sub:.9375rem;
  --fs-foot:.8125rem;--fs-cap:.75rem;
  /* Raster und Radien */
  --s1:4px;--s2:8px;--s3:12px;--s4:16px;--s5:20px;--s6:24px;--s8:32px;
  --r-ctl:12px;--r-card:24px;--r-sheet:28px;--r-pill:999px;--r-thumb:16px;
  /* Materialien */
  --mat-thin:rgba(255,255,255,.62);--mat-reg:rgba(249,249,249,.78);--mat-thick:rgba(246,246,246,.9);
  --blur:saturate(1.8) blur(20px);
  --shadow:0 1px 2px rgba(0,0,0,.06),0 8px 24px rgba(0,0,0,.08);
  --edge:inset 0 0 0 .5px rgba(255,255,255,.6),inset 0 1px 0 rgba(255,255,255,.8);
  --scrim:rgba(0,0,0,.35);
  --ease:cubic-bezier(.2,.8,.2,1);--spring:cubic-bezier(.34,1.56,.64,1);--t:.35s;
  /* Layout */
  --header-h:3.5rem;--side-w:260px;--gutter:16px;
}
@media (min-width:900px){:root{--gutter:20px}}
@media (prefers-color-scheme:dark){:root{
  --bg:#000;--bg2:#1c1c1e;--bg3:#2c2c2e;
  --grouped:#000;--grouped2:#1c1c1e;--grouped3:#2c2c2e;
  --label:#fff;--label2:rgba(235,235,245,.62);--label3:rgba(235,235,245,.32);--label4:rgba(235,235,245,.18);
  --separator:rgba(84,84,88,.6);--opaque-sep:#38383a;
  --fill:rgba(120,120,128,.36);--fill2:rgba(120,120,128,.32);--fill3:rgba(118,118,128,.24);--fill4:rgba(118,118,128,.18);
  --blue:#0a84ff;--green:#30d158;--red:#ff453a;--orange:#ff9f0a;--yellow:#ffd60a;
  --pink:#ff375f;--purple:#bf5af2;--teal:#40c8e0;--indigo:#5e5ce6;--gray:#8e8e93;
  --link:#4da3ff;--ok-text:#5fd687;--bad-text:#ff8a93;--warn-text:#ffc561;--live:#ff453a;
  --mat-thin:rgba(60,60,60,.5);--mat-reg:rgba(30,30,30,.74);--mat-thick:rgba(28,28,30,.88);
  --shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.5);
  --edge:inset 0 0 0 .5px rgba(255,255,255,.12),inset 0 1px 0 rgba(255,255,255,.18);
  --scrim:rgba(0,0,0,.55);
}}
@media (prefers-reduced-transparency:reduce){:root{--mat-thin:var(--bg2);--mat-reg:var(--bg2);--mat-thick:var(--bg2);--blur:none}}
@media (prefers-contrast:more){:root{--separator:var(--label2);--label2:var(--label);--fill4:var(--fill2)}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}

/* ---------- Basis ---------- */
*{box-sizing:border-box}
html{font:400 100%/1.3 var(--font);-webkit-font-smoothing:antialiased;-webkit-text-size-adjust:100%;background:var(--grouped);color:var(--label);scroll-behavior:smooth}
body{margin:0;font-size:var(--fs-body);line-height:1.3;min-height:100vh;min-height:100dvh;background:var(--grouped);color:var(--label);overflow-x:hidden}
body.ct-noscroll{overflow:hidden}
a{color:var(--link);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{margin:0;line-height:1.2;letter-spacing:-.01em}
h1{font:700 var(--fs-t1)/1.2 var(--font);letter-spacing:-.02em}
h2{font:700 var(--fs-t3)/1.25 var(--font)}
h3{font:600 var(--fs-head)/1.3 var(--font)}
p{margin:0}
svg{display:block}
img{max-width:100%}
code,.mono{font-family:var(--mono);font-size:.9em}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
[hidden]{display:none!important}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;padding:0;margin:-1px}
.skip{position:absolute;left:-999px;top:8px;z-index:100;background:var(--bg);color:var(--label);padding:8px 16px;border-radius:var(--r-pill);box-shadow:var(--shadow)}
.skip:focus{left:8px}
.muted,.sub,.hint{color:var(--label2)}
.sub{font-size:var(--fs-sub)}
.hint{font-size:var(--fs-foot);line-height:1.4}
.center-text{text-align:center}
.pad{padding:12px 16px}
.mono{font-family:var(--mono)}
.eyebrow{font:600 var(--fs-foot)/1.3 var(--font);color:var(--accent);text-transform:uppercase;letter-spacing:.04em;margin:0 0 6px}
.lead{font-size:var(--fs-t3);color:var(--label2);margin-top:12px;max-width:34rem;line-height:1.35}
.actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;align-items:center}
.ct-noscript{padding:24px;text-align:center}
.ct-boot{display:grid;place-items:center;min-height:100dvh}
.ct-boot-logo img{animation:ct-pulse 1.2s var(--ease) infinite alternate}
@keyframes ct-pulse{from{transform:scale(.94);opacity:.7}to{transform:scale(1);opacity:1}}
.ct-ico{width:var(--ico,1.375rem);height:var(--ico,1.375rem);flex:none;stroke:currentColor;fill:none;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round}
.ct-ico.fill{fill:currentColor}
.ct-ico.ct-mini{width:1rem;height:1rem}

/* ---------- Buttons ---------- */
.btn,.pill{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 20px;border:0;border-radius:var(--r-pill);
  font:600 var(--fs-call)/1.2 var(--font);cursor:pointer;text-decoration:none;white-space:nowrap;
  background:color-mix(in srgb,var(--accent) 14%,transparent);color:var(--link);transition:transform .12s var(--ease),filter .12s,background .12s;-webkit-tap-highlight-color:transparent}
.btn:hover,.pill:hover{text-decoration:none;filter:brightness(.97)}
.btn:active,.pill:active{transform:scale(.97);filter:brightness(.92)}
.btn.primary,.pill{background:var(--accent);color:var(--on-accent)}
.pill.ghost{background:color-mix(in srgb,var(--accent) 14%,transparent);color:var(--link)}
.btn.danger{background:color-mix(in srgb,var(--red) 14%,transparent);color:var(--bad-text)}
.btn.live{background:var(--live);color:#fff}
.btn.live .ct-live-dot{background:#fff}
.btn.plain{background:none;color:var(--link);padding:0 8px}
.btn.small{min-height:34px;padding:0 14px;font-size:var(--fs-sub)}
.btn.block{display:flex;width:100%}
.btn[disabled],.btn:disabled{opacity:.4;cursor:default;transform:none;filter:none}
.btn .ct-ico{width:1.2rem;height:1.2rem}
@media (pointer:coarse){.btn.small{min-height:44px}}
.ct-ibtn{display:inline-grid;place-items:center;width:44px;height:44px;border:0;border-radius:50%;background:none;color:var(--label2);cursor:pointer;transition:background .12s,transform .12s var(--ease);flex:none;-webkit-tap-highlight-color:transparent}
.ct-ibtn:hover{background:var(--fill4);color:var(--label)}
.ct-ibtn:active{transform:scale(.92);background:var(--fill3)}
.ct-ibtn[disabled]{opacity:.3;cursor:default}
.ct-ibtn[aria-pressed=true]{color:var(--accent)}
.ct-linkbtn{border:0;background:none;color:var(--link);font:600 var(--fs-sub) var(--font);cursor:pointer;padding:8px;min-height:44px}
.ct-pillbtn,.ct-likebtn{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 16px;border:0;border-radius:var(--r-pill);background:var(--fill3);color:var(--label);font:600 var(--fs-sub) var(--font);cursor:pointer;transition:transform .12s var(--ease),background .12s}
.ct-pillbtn:hover,.ct-likebtn:hover{background:var(--fill2)}
.ct-pillbtn:active,.ct-likebtn:active{transform:scale(.97)}

/* ---------- Karten und Listen ---------- */
.card{background:var(--grouped2);border-radius:var(--r-card);padding:20px;box-shadow:none}
.card+.card{margin-top:16px}
.card>h2{margin-bottom:12px}
.card>h2+.sub{margin:-6px 0 12px}
@supports (corner-shape:squircle){.card,.ct-sheet,.group,.ct-pop{corner-shape:squircle;border-radius:calc(var(--r-card)*1.4)}}
.group{list-style:none;margin:0;padding:0;background:var(--grouped2);border-radius:var(--r-card);overflow:hidden}
.card .group{background:var(--fill4)}
.group>li{display:flex;align-items:center;gap:12px;min-height:44px;padding:10px 16px;position:relative;font-size:var(--fs-body)}
.group>li+li::before{content:"";position:absolute;top:0;left:16px;right:0;border-top:.5px solid var(--separator)}
.group>li>div{flex:1;min-width:0}
.group>li strong{display:block;font-weight:600;font-size:var(--fs-body)}
.group>li .hint{display:block}
.group>li .ct-ico{color:var(--label2)}

/* ---------- Formulare ---------- */
label{display:block;font:600 var(--fs-sub) var(--font);margin:0 0 6px}
.field{margin-bottom:16px}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=search],input[type=url],select,textarea{
  display:block;width:100%;min-height:44px;padding:10px 14px;border:0;border-radius:var(--r-ctl);background:var(--fill3);color:var(--label);
  font:400 1rem/1.35 var(--font);-webkit-appearance:none;appearance:none}
input[type=search]::-webkit-search-cancel-button{display:none}
textarea{resize:vertical;min-height:88px}
select{padding-right:36px;background-image:linear-gradient(45deg,transparent 50%,var(--label2) 50%),linear-gradient(135deg,var(--label2) 50%,transparent 50%);background-position:calc(100% - 20px) 52%,calc(100% - 14px) 52%;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
input::placeholder,textarea::placeholder{color:var(--label2);opacity:.8}
input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:0}
input:disabled,select:disabled,textarea:disabled{opacity:.5}
.field.err input,.field.err select,.field.err textarea{outline:2px solid var(--red);outline-offset:0}
.ct-fmsg{font-size:var(--fs-foot);color:var(--label2);margin-top:6px;min-height:0}
.ct-fmsg:empty{display:none}
.field.err .ct-fmsg{color:var(--bad-text);font-weight:600}
.check{display:flex;gap:12px;align-items:flex-start;font-weight:400;font-size:var(--fs-call);min-height:44px;padding:6px 0;margin:0;cursor:pointer}
.check input{width:22px;height:22px;margin:1px 0 0;flex:none;accent-color:var(--accent)}
.ct-select{width:auto;min-width:9rem;padding-top:6px;padding-bottom:6px;min-height:36px;border-radius:var(--r-pill);font-size:var(--fs-sub);padding-left:14px}
.ct-searchfield{position:relative;flex:1;min-width:12rem;max-width:26rem}
.ct-searchfield .ct-ico{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--label2);pointer-events:none}
.ct-searchfield input{padding-left:40px;border-radius:var(--r-pill)}
/* Toggle (51x31, gruen) */
.ct-switch{display:flex;align-items:center;gap:16px;min-height:52px;padding:8px 0;justify-content:space-between}
.ct-switch+.ct-switch{border-top:.5px solid var(--separator)}
.ct-switch-t label{margin:0;font-weight:500;font-size:var(--fs-body)}
.ct-switch-t .hint{margin-top:2px}
.ct-sw{position:relative;flex:none;width:51px;height:31px}
.ct-sw input{appearance:none;-webkit-appearance:none;width:51px;height:31px;min-height:0;padding:0;margin:0;border-radius:99px;background:var(--fill);position:relative;cursor:pointer;transition:background var(--t) var(--ease)}
.ct-sw input::after{content:"";position:absolute;top:2px;left:2px;width:27px;height:27px;border-radius:50%;background:#fff;box-shadow:0 3px 8px rgba(0,0,0,.15),0 1px 1px rgba(0,0,0,.16);transition:transform var(--t) var(--spring)}
.ct-sw input:checked{background:var(--green)}
.ct-sw input:checked::after{transform:translateX(20px)}
.ct-sw i{display:none}
/* Segmented */
.seg{display:inline-flex;max-width:100%;padding:2px;background:var(--fill3);border-radius:9px;gap:0;overflow-x:auto;scrollbar-width:none}
.seg::-webkit-scrollbar{display:none}
.seg .btn{min-height:32px;padding:4px 14px;border-radius:7px;background:none;color:var(--label);font:500 var(--fs-foot) var(--font);flex:1 0 auto;gap:6px}
.seg .btn.on{background:var(--bg3);box-shadow:0 3px 8px rgba(0,0,0,.12),0 3px 1px rgba(0,0,0,.04);font-weight:600}
@media (prefers-color-scheme:dark){.seg .btn.on{background:var(--fill)}}
.seg .btn .ct-ico{width:1rem;height:1rem}
@media (pointer:coarse){.seg .btn{min-height:40px}}

/* ---------- Badges, Meldungen, Skelette ---------- */
.badge{display:inline-flex;align-items:center;padding:2px 10px;border-radius:var(--r-pill);font:600 var(--fs-cap)/1.5 var(--font);background:var(--fill3);color:var(--label2);white-space:nowrap}
.badge.ok{background:color-mix(in srgb,var(--green) 18%,transparent);color:var(--ok-text)}
.badge.warn{background:color-mix(in srgb,var(--orange) 20%,transparent);color:var(--warn-text)}
.badge.bad{background:color-mix(in srgb,var(--red) 16%,transparent);color:var(--bad-text)}
.badge.info{background:color-mix(in srgb,var(--accent) 14%,transparent);color:var(--link)}
.msg,.demo{display:flex;gap:10px;align-items:flex-start;padding:12px 16px;border-radius:var(--r-ctl);margin:0 0 12px;background:color-mix(in srgb,var(--accent) 12%,transparent);font-size:var(--fs-sub);line-height:1.35}
.msg.err{background:color-mix(in srgb,var(--red) 14%,transparent);color:var(--bad-text)}
.msg.ok{background:color-mix(in srgb,var(--green) 16%,transparent);color:var(--ok-text)}
.msg.warn,.demo{background:color-mix(in srgb,var(--orange) 16%,transparent);color:var(--warn-text)}
.msg .ct-ico{margin-top:1px}
.skel{background:linear-gradient(90deg,var(--fill3) 25%,var(--fill4) 50%,var(--fill3) 75%);background-size:200% 100%;animation:ct-shimmer 1.4s linear infinite}
@keyframes ct-shimmer{to{background-position:-200% 0}}
.skel.line{height:14px;border-radius:7px;margin-top:10px;width:90%}
.skel.line.short{width:55%}
.ct-skel-lines{padding:8px 0}
.spin{display:inline-block;width:1.1rem;height:1.1rem;border:2px solid var(--fill);border-top-color:var(--accent);border-radius:50%;animation:ct-spin .8s linear infinite}
@keyframes ct-spin{to{transform:rotate(360deg)}}
.ct-empty{display:flex;flex-direction:column;align-items:center;text-align:center;gap:8px;padding:56px 16px;color:var(--label2)}
.ct-empty h2{color:var(--label);font-size:var(--fs-t2)}
.ct-empty p{max-width:28rem}
.ct-empty .btn{margin-top:12px}
.ct-empty-i{display:grid;place-items:center;width:72px;height:72px;border-radius:50%;background:var(--fill4);color:var(--label2);margin-bottom:8px}
.ct-empty.error .ct-empty-i{background:color-mix(in srgb,var(--red) 12%,transparent);color:var(--bad-text)}

/* ---------- Materialien: Popover, Menue, Sheet, Toast ---------- */
.ct-pop{position:fixed;z-index:60;left:var(--px,0);top:var(--py,0);max-height:var(--pmax,70vh);overflow:auto;min-width:200px;max-width:calc(100vw - 16px);
  background:var(--mat-thick);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);border-radius:14px;box-shadow:var(--shadow),var(--edge);animation:ct-popin .18s var(--ease)}
@keyframes ct-popin{from{opacity:0;transform:scale(.96)}}
.ct-menu{display:flex;flex-direction:column;padding:6px;min-width:220px}
.ct-menu>a,.ct-menu>button{display:flex;align-items:center;gap:12px;min-height:44px;padding:0 12px;border:0;background:none;border-radius:10px;color:var(--label);font:400 var(--fs-body) var(--font);cursor:pointer;text-align:left;text-decoration:none}
.ct-menu>a:hover,.ct-menu>button:hover,.ct-menu>a:focus-visible,.ct-menu>button:focus-visible{background:var(--fill3);text-decoration:none}
.ct-menu .danger{color:var(--bad-text)}
.ct-menu hr{border:0;height:8px;margin:4px -6px;background:var(--fill4)}
.ct-menu .ct-ico{color:var(--label2)}
.ct-menu .danger .ct-ico{color:var(--bad-text)}
.ct-menu-t{flex:1}
.ct-menu-sp{width:1.375rem}
.ct-menu-h{padding:8px 12px 4px;font:600 var(--fs-cap) var(--font);color:var(--label2);text-transform:uppercase;letter-spacing:.04em}
.ct-menu-ck{color:var(--accent)!important}
.ct-pop-h{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:.5px solid var(--separator);gap:8px}
.ct-pop-f{display:block;text-align:center;padding:12px;border-top:.5px solid var(--separator);font-weight:600}
.ct-backdrop{position:fixed;inset:0;z-index:70;background:var(--scrim);display:flex;align-items:flex-end;justify-content:center;opacity:0;transition:opacity .25s var(--ease)}
.ct-backdrop.in{opacity:1}
.ct-sheet{width:100%;max-width:560px;max-height:calc(100dvh - 10px);display:flex;flex-direction:column;background:var(--mat-thick);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border-radius:var(--r-sheet) var(--r-sheet) 0 0;box-shadow:var(--shadow);transform:translateY(100%);transition:transform .5s var(--spring);padding-bottom:env(safe-area-inset-bottom)}
.ct-sheet.wide{max-width:760px}
.ct-backdrop.in .ct-sheet{transform:none}
.ct-sheet-grab{width:36px;height:5px;margin:6px auto 0;border-radius:3px;background:var(--label4);flex:none}
.ct-sheet-h{display:flex;align-items:center;justify-content:space-between;padding:4px 8px 4px 20px;flex:none}
.ct-sheet-h h2{font-size:var(--fs-t3);padding:8px 0}
.ct-sheet-b{padding:8px 20px 20px;overflow:auto;flex:1 1 auto;overscroll-behavior:contain}
.ct-sheet-f{display:flex;gap:8px;justify-content:flex-end;padding:12px 20px;border-top:.5px solid var(--separator);flex:none;flex-wrap:wrap}
.ct-confirm-t{color:var(--label2)}
@media (min-width:700px){
  .ct-backdrop{align-items:center}
  .ct-sheet{border-radius:var(--r-sheet);max-height:min(86dvh,820px);transform:translateY(24px) scale(.97);opacity:0;transition:transform .45s var(--spring),opacity .25s}
  .ct-backdrop.in .ct-sheet{opacity:1}
  .ct-sheet-grab{display:none}
}
@media (prefers-reduced-transparency:reduce){.ct-pop,.ct-sheet{-webkit-backdrop-filter:none;backdrop-filter:none}}
.ct-toasts{position:fixed;left:50%;bottom:calc(88px + env(safe-area-inset-bottom));transform:translateX(-50%);z-index:90;display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none;width:max-content;max-width:calc(100vw - 32px)}
@media (min-width:760px){.ct-toasts{bottom:24px}}
.ct-toast{display:flex;align-items:center;gap:10px;padding:12px 18px;border-radius:var(--r-pill);background:var(--mat-thick);color:var(--label);font:600 var(--fs-sub) var(--font);box-shadow:var(--shadow),var(--edge);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);animation:ct-toastin .45s var(--spring);pointer-events:auto}
.ct-toast.err{color:var(--bad-text)}.ct-toast.ok .ct-ico{color:var(--green)}
.ct-toast.out{opacity:0;transform:translateY(8px);transition:all .25s}
@keyframes ct-toastin{from{opacity:0;transform:translateY(16px) scale(.96)}}
@supports (backdrop-filter:blur(1px)){
  .ct-glass,.ct-toast{background:linear-gradient(180deg,rgba(255,255,255,.18),rgba(255,255,255,.03)),var(--mat-thin)}
}

/* ---------- Typografie-Hilfen / Details ---------- */
details>summary{cursor:pointer;min-height:44px;display:flex;align-items:center;gap:8px;font-weight:600;list-style:none}
details>summary::-webkit-details-marker{display:none}
.ct-prewrap{white-space:pre-wrap;overflow-wrap:anywhere}