:root{
  --bg:#0a0d16; --card:rgba(255,255,255,.05); --line:rgba(255,255,255,.12);
  --txt:#eef4ff; --muted:#93a2bd; --acc:#ffd166; --acc2:#ff6b6b;
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Space Grotesk',system-ui,sans-serif;color:var(--txt);background:var(--bg);
  min-height:100vh;display:grid;place-items:center;padding:50px 16px;overflow-x:hidden}
.bg-glow{position:fixed;inset:0;background:
  radial-gradient(620px 360px at 10% 12%, rgba(255,209,102,.22), transparent 65%),
  radial-gradient(620px 360px at 92% 88%, rgba(255,107,107,.24), transparent 65%);
  animation:drift 17s ease-in-out infinite alternate}
@keyframes drift{to{transform:scale(1.15) translate(24px,-18px)}}

.wrap{width:min(900px,100%)}
.head{text-align:center;margin-bottom:28px;animation:up .7s cubic-bezier(.2,.8,.2,1) both}
.pill{font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--acc);
  border:1px solid var(--line);padding:7px 15px;border-radius:99px;background:var(--card)}
h1{font-size:clamp(32px,6.5vw,52px);margin:16px 0 8px;letter-spacing:-.02em}
h1 span{background:linear-gradient(90deg,var(--acc),var(--acc2));-webkit-background-clip:text;background-clip:text;color:transparent}
.head p{color:var(--muted);font-size:15px}
@keyframes up{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}

.glass{background:var(--card);border:1px solid var(--line);border-radius:26px;overflow:hidden;
  backdrop-filter:blur(18px);box-shadow:0 34px 80px rgba(0,0,0,.6);
  animation:up .7s .1s cubic-bezier(.2,.8,.2,1) both}
.compare{position:relative;aspect-ratio:16/10;user-select:none;touch-action:pan-y;cursor:ew-resize;--pos:50%}
.compare img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;pointer-events:none}
.top{position:absolute;inset:0;overflow:hidden;width:var(--pos);border-right:0}
/* Der Ausschnitt verschiebt sich, das Bild bleibt in voller Boxbreite stehen */
.compare .top img{max-width:none;width:calc(100% * 100 / max(1, var(--pos-num, 50)))}

.tag{position:absolute;top:16px;padding:7px 15px;border-radius:99px;font-size:11.5px;font-weight:700;
  letter-spacing:.18em;background:rgba(6,8,18,.7);border:1px solid var(--line);backdrop-filter:blur(8px);z-index:4}
.tag-a{left:16px;color:var(--acc2)}
.tag-b{right:16px;color:var(--acc)}

.handle{position:absolute;top:0;bottom:0;left:var(--pos);width:0;z-index:6;transform:translateX(-50%)}
.line{position:absolute;top:0;bottom:0;left:50%;width:3px;transform:translateX(-50%);
  background:linear-gradient(to bottom,transparent,#fff 12%,#fff 88%,transparent);
  box-shadow:0 0 22px rgba(255,255,255,.65)}
.knob{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;background:#fff;color:#0a0d16;
  box-shadow:0 14px 34px rgba(0,0,0,.55), 0 0 0 6px rgba(255,255,255,.16);
  transition:transform .3s cubic-bezier(.34,1.56,.64,1)}
.knob svg{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.compare:hover .knob,.compare.drag .knob{transform:translate(-50%,-50%) scale(1.12)}
.pct{position:absolute;top:calc(50% + 44px);left:50%;transform:translateX(-50%);padding:5px 12px;border-radius:99px;
  font-size:12.5px;font-weight:700;font-variant-numeric:tabular-nums;background:rgba(6,8,18,.8);
  border:1px solid var(--line);white-space:nowrap;backdrop-filter:blur(8px)}
.range{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;margin:0;z-index:7}

.meta{display:flex;gap:14px;align-items:center;margin-top:18px;flex-wrap:wrap;
  animation:up .7s .18s cubic-bezier(.2,.8,.2,1) both}
.m{display:flex;align-items:center;gap:11px;padding:11px 17px;border-radius:16px;
  background:var(--card);border:1px solid var(--line);font-size:14px}
.toggle{width:50px;height:28px;border:none;border-radius:99px;background:rgba(255,255,255,.16);
  position:relative;cursor:pointer;transition:.35s}
.toggle i{position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:#fff;
  transition:.4s cubic-bezier(.34,1.56,.64,1)}
.toggle.on{background:linear-gradient(90deg,var(--acc),var(--acc2))}
.toggle.on i{left:25px}
.hint{margin-left:auto;color:var(--muted);font-size:13px;letter-spacing:.06em}

@media (max-width:640px){
  .compare{aspect-ratio:4/3}
  .knob{width:48px;height:48px}
  .hint{width:100%;text-align:center;margin:0}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition-duration:.01ms!important}}