/* PostScriptum — Aurora Glass theme (shared across en / de / fr) */

:root{
  --bg:#0f1318;
  --glass:rgba(255,255,255,.055);
  --glass-2:rgba(255,255,255,.085);
  --stroke:rgba(255,255,255,.12);
  --stroke-2:rgba(255,255,255,.20);
  --tx:#eef3f8;
  --tx2:#9fb1c0;
  --tx3:#74879a;
  --blue:#2f8fd0;
  --green:#5ba36a;
  --radius:18px;
  --radius-sm:12px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
h1,h2,h3,p,figure,ul,li{margin:0}

body{
  margin:0;
  background-color:var(--bg);
  color:var(--tx);
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  background-image:
    linear-gradient(145deg, rgba(47,143,208,.12) 0%, rgba(91,163,106,.12) 100%);
  background-repeat:no-repeat;
  background-attachment:fixed;
}

/* ---------- wandering aurora (background) ---------- */
.aurA,.aurB{position:fixed;inset:-30%;z-index:-2;pointer-events:none;filter:blur(70px)}
.aurA{background:radial-gradient(46% 46% at 30% 26%,rgba(47,143,208,.5),transparent 70%);animation:floatA 22s ease-in-out infinite}
.aurB{background:radial-gradient(50% 50% at 74% 76%,rgba(91,163,106,.46),transparent 70%);animation:floatB 30s ease-in-out infinite alternate}
@keyframes floatA{0%{transform:translate(-14%,-8%) scale(1);opacity:.4}25%{transform:translate(4%,-3%) scale(1.22);opacity:.78}50%{transform:translate(13%,9%) scale(1.46);opacity:1}75%{transform:translate(-3%,5%) scale(1.16);opacity:.74}100%{transform:translate(-14%,-8%) scale(1);opacity:.4}}
@keyframes floatB{0%{transform:translate(11%,9%) scale(1.32);opacity:1}100%{transform:translate(-10%,-9%) scale(.9);opacity:.58}}

/* ---------- aquarium (background): rising envelopes + bubbles ---------- */
#psaq{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden}
.env{position:absolute;bottom:-20px;animation:riseOnce linear forwards}
.drift{display:block;animation:evDrift ease-in-out infinite alternate}
.tilt{display:block}
.ev{display:block;animation:evBank ease-in-out infinite alternate}
.fl{stroke-linejoin:round;stroke-linecap:round}
.ev.o .bd{fill:none;stroke:rgba(255,255,255,.55);stroke-width:2}.ev.o .fl{stroke:rgba(255,255,255,.55);stroke-width:2}
.ev.f .bd{fill:rgba(255,255,255,.16);stroke:rgba(255,255,255,.5);stroke-width:1.6}.ev.f .fl{stroke:rgba(255,255,255,.6);stroke-width:1.6}
.bub{position:absolute;bottom:-16px;animation:riseOnce linear forwards}
.bdw{display:block;animation:evDrift ease-in-out infinite alternate}
.dot{display:block;border-radius:50%;background:radial-gradient(circle at 34% 30%,rgba(255,255,255,.55),rgba(255,255,255,.06) 42%,transparent 66%);box-shadow:inset 0 0 0 1px rgba(255,255,255,.15)}
@keyframes riseOnce{0%{transform:translateY(0);opacity:0}12%{opacity:var(--op,.5)}86%{opacity:var(--op,.5)}100%{transform:translateY(calc(-1 * var(--travel,900px)));opacity:0}}
@keyframes evDrift{0%{transform:translateX(calc(-1 * var(--amp,12px)))}100%{transform:translateX(var(--amp,12px))}}
@keyframes evBank{0%{transform:rotate(-13deg)}100%{transform:rotate(13deg)}}

.wrap{max-width:1080px;margin-inline:auto;padding-inline:1.25rem}
a{color:var(--blue)}

/* ---------- top bar (language only) ---------- */
.topbar{display:flex;align-items:center;justify-content:flex-end;gap:1rem;flex-wrap:wrap;padding:1.1rem 0}
.lang{display:flex;align-items:center;gap:.25rem;font-size:.92rem}
.lang a{display:inline-block;padding:.3rem .6rem;border-radius:8px;text-decoration:none;color:var(--tx2);transition:background .15s,color .15s}
.lang a:hover{background:var(--glass);color:var(--tx)}
.lang a[aria-current="true"]{color:var(--tx);background:var(--glass-2);font-weight:600}
.lang .sep{color:var(--tx3);opacity:.6}

/* ---------- glass ---------- */
.glass{
  background:var(--glass);
  border:1px solid var(--stroke);
  border-radius:var(--radius);
  -webkit-backdrop-filter:blur(16px) saturate(125%);
  backdrop-filter:blur(16px) saturate(125%);
}

/* ---------- hero ---------- */
.hero{padding:2.5rem 0 1.5rem;text-align:center}
.hero-card{max-width:760px;margin-inline:auto;padding:3rem 2rem 2.4rem;display:flex;flex-direction:column;align-items:center;gap:1.1rem}
.hero-icon{width:84px;height:84px;border-radius:22px;filter:drop-shadow(0 12px 30px rgba(47,143,208,.35))}
.wordmark{font-size:clamp(2.6rem,8vw,4.4rem);font-weight:700;letter-spacing:-1.5px;line-height:1;margin:0;color:var(--tx)}
.tagline{
  font-size:clamp(1.55rem,5vw,2.45rem);
  font-weight:700;letter-spacing:-.5px;line-height:1.1;margin:.1rem 0;
  color:#93d3a6;
  background:linear-gradient(95deg,#86c5ee,#93d7a0);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.lead{font-size:clamp(1.02rem,2.4vw,1.18rem);color:var(--tx2);max-width:46ch;margin:.3rem auto 0}
.cta-row{display:flex;flex-direction:column;align-items:center;gap:.7rem;margin-top:.6rem}

/* ---------- buttons ---------- */
.btn-aurora{
  position:relative;
  display:inline-flex;align-items:center;gap:.55rem;
  background:linear-gradient(95deg,var(--blue),var(--green));
  color:#fff;font-weight:600;font-size:1.08rem;
  border:0;border-radius:14px;padding:1rem 1.9rem;text-decoration:none;font-family:inherit;cursor:pointer;
  box-shadow:0 10px 32px rgba(47,143,208,.38);
  transition:transform .16s ease,box-shadow .16s ease;
}
.btn-aurora:hover{transform:translateY(-2px);box-shadow:0 16px 44px rgba(47,143,208,.5);color:#fff}
.btn-aurora svg{width:20px;height:20px}

/* 3D + shine + sparkle (download CTAs) */
.btn-3d{overflow:hidden;isolation:isolate;box-shadow:0 9px 0 -1px rgba(16,34,52,.6),0 16px 30px rgba(47,143,208,.4)}
.btn-3d > svg,.btn-3d > span{position:relative;z-index:2}
.btn-3d > .spark{z-index:3}
.btn-3d::after{content:"";position:absolute;top:0;left:-65%;width:38%;height:100%;background:linear-gradient(105deg,transparent,rgba(255,255,255,.6),transparent);transform:skewX(-18deg);z-index:1;animation:sweep 3.1s ease-in-out infinite}
.btn-3d:hover{transform:translateY(-2px);box-shadow:0 11px 0 -1px rgba(16,34,52,.6),0 22px 42px rgba(47,143,208,.5)}
.btn-3d:active{transform:translateY(3px);box-shadow:0 4px 0 -1px rgba(16,34,52,.6),0 10px 20px rgba(47,143,208,.4)}
.spark{position:absolute;color:#fff;filter:drop-shadow(0 0 5px rgba(255,255,255,.9));animation:tw 2.3s ease-in-out infinite}
@keyframes sweep{0%{left:-65%}55%{left:135%}100%{left:135%}}
@keyframes tw{0%,100%{opacity:0;transform:scale(.3) rotate(0deg)}50%{opacity:1;transform:scale(1) rotate(20deg)}}

/* footer support button (matching family, calmer) */
.btn-support{font-size:1rem;padding:.82rem 1.5rem;margin-bottom:1.7rem}
.btn-support::after{content:none}
.btn-support .spark{display:none}

.chips{display:flex;flex-wrap:wrap;justify-content:center;gap:.5rem;margin-top:.4rem}
.chip{display:inline-flex;align-items:center;gap:.4rem;font-size:.82rem;color:var(--tx2);border:1px solid var(--stroke);border-radius:999px;padding:.32rem .8rem;background:rgba(255,255,255,.03)}
.chip svg{width:14px;height:14px;color:var(--green)}

a:focus-visible,.btn-aurora:focus-visible{outline:3px solid rgba(120,190,255,.75);outline-offset:3px;border-radius:6px}

/* ---------- flight-path divider (signature) ---------- */
.flightline{display:block;width:140px;height:26px;margin:3rem auto 2.4rem;opacity:.6}

/* ---------- sections ---------- */
section{padding:1rem 0}
.section-head{text-align:center;max-width:54ch;margin:0 auto 2rem}
h2.h{font-size:clamp(1.5rem,4vw,2.1rem);font-weight:600;letter-spacing:-.6px;margin:0 0 .4rem;color:var(--tx)}
.section-head p{color:var(--tx2);margin:0;font-size:clamp(1.04rem,2.3vw,1.18rem);line-height:1.6}

/* features */
.feature{padding:1.5rem 1.4rem;height:100%}
.feature .fi{width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,rgba(47,143,208,.22),rgba(91,163,106,.22));border:1px solid var(--stroke);margin-bottom:1rem}
.feature .fi svg{width:21px;height:21px;color:#bfe0ff}
.feature h3{font-size:1.08rem;font-weight:600;margin:0 0 .4rem;color:var(--tx)}
.feature p{font-size:.96rem;color:var(--tx2);margin:0}

/* screenshots — crossfade of the three language versions */
.shot{padding:1rem}
.xfade{position:relative;width:100%;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--stroke);background:#11151b}
.xfade img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;opacity:0;animation:xfadeSlow 27s ease-in-out infinite}
.shots-row{position:relative;overflow:hidden}
.stair .xfade::after{content:"";position:absolute;top:0;bottom:0;left:-30%;width:22%;pointer-events:none;z-index:6;background:linear-gradient(100deg,transparent,rgba(255,255,255,.26),transparent);transform:skewX(-14deg);--sweep:3s;animation:streak calc(var(--sweep)*4) linear infinite}
.stair .d1 .xfade::after{animation-delay:0s}
.stair .d2 .xfade::after{animation-delay:var(--sweep)}
.stair .d3 .xfade::after{animation-delay:calc(var(--sweep)*2)}
.stair .d4 .xfade::after{animation-delay:calc(var(--sweep)*3)}
.xdots{display:none}
.shot figcaption{color:var(--tx2);font-size:.92rem;line-height:1.45;margin-top:.85rem;padding:0 .25rem;min-height:2.7em}
@keyframes xfadeSlow{0%{opacity:0}8%{opacity:1}25%{opacity:1}42%{opacity:0}100%{opacity:0}}
@keyframes streak{0%{left:-30%;opacity:1}25%{left:110%;opacity:1}30%{left:110%;opacity:0}100%{left:-30%;opacity:0}}

/* privacy band */
.privacy{padding:2.2rem;text-align:center;max-width:760px;margin-inline:auto}
.privacy .fi{width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,rgba(47,143,208,.22),rgba(91,163,106,.22));border:1px solid var(--stroke);margin:0 auto 1rem}
.privacy .fi svg{width:24px;height:24px;color:#bfe0ff}
.privacy p{color:var(--tx2);margin:.5rem auto 0;max-width:60ch}
.privacy strong{color:var(--tx);font-weight:700}

/* support / ko-fi (privacy-friendly facade) */
.support{padding:2.2rem;text-align:center;max-width:540px;margin-inline:auto}
.support .fi{width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,rgba(47,143,208,.22),rgba(91,163,106,.22));border:1px solid var(--stroke);margin:0 auto 1rem}
.support .fi svg{width:24px;height:24px;color:#bfe0ff}
.support p{color:var(--tx2);margin:.5rem auto 1.3rem;max-width:52ch}
.kofi-slot{display:flex;flex-direction:column;align-items:center;gap:.65rem}
.kofi-note{font-size:.82rem;color:var(--tx3);margin:0}
.kofi-btn{cursor:pointer}

/* final CTA */
.endcta{text-align:center;padding:1rem 0 2rem}

/* footer */
footer{border-top:1px solid var(--stroke);margin-top:3rem;padding:2.2rem 0 2.6rem;color:var(--tx3);font-size:.9rem;text-align:center}
footer .disclaimer{margin-top:.4rem;font-size:.85rem;color:var(--tx3)}

/* contact form (footer) */
.contact-wrap{max-width:520px;margin:0 auto 1.3rem}
.contact-form{display:flex;flex-direction:column;gap:.95rem;padding:1.5rem;text-align:left}
.cf-field{display:flex;flex-direction:column}
.cf-field label{font-size:.86rem;color:var(--tx2);margin-bottom:.4rem}
.cf-field input,.cf-field textarea{width:100%;background:rgba(255,255,255,.04);border:1px solid var(--stroke);border-radius:10px;color:var(--tx);font:inherit;padding:.7rem .8rem}
.cf-field input::placeholder,.cf-field textarea::placeholder{color:var(--tx3)}
.cf-field textarea{min-height:118px;resize:vertical}
.cf-field input:focus,.cf-field textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(47,143,208,.22)}
.cf-consent{display:flex;gap:.6rem;align-items:flex-start;font-size:.84rem;color:var(--tx2);line-height:1.5}
.cf-consent input{margin-top:.18rem;width:18px;height:18px;flex:none;accent-color:var(--blue)}
.cf-submit{width:100%;justify-content:center;margin-top:.2rem}
.cf-hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden;opacity:0}
.contact-status{font-size:.9rem;margin:.5rem 0 0;min-height:1.1em}
.contact-status.err{color:#ff9b9b}
.contact-status.ok{color:#8fe0a6}

/* responsive grid (restored: features 3-up, screenshots 2-up) */
.row{display:flex;flex-wrap:wrap;gap:1rem}
.row.align-items-start{align-items:flex-start}
.row > [class*="col-"]{flex:0 0 100%;max-width:100%}
@media (min-width:768px){
  .row > .col-md-6{flex:0 0 calc(50% - .5rem);max-width:calc(50% - .5rem)}
}
@media (min-width:992px){
  .row > .col-lg-6{flex:0 0 calc(50% - .5rem);max-width:calc(50% - .5rem)}
  .row > .col-lg-4{flex:0 0 calc(33.333% - .667rem);max-width:calc(33.333% - .667rem)}
}

/* motion */
.reveal{opacity:0;transform:translateY(14px);animation:rise .7s cubic-bezier(.2,.7,.2,1) forwards}
.d1{animation-delay:.05s}.d2{animation-delay:.13s}.d3{animation-delay:.21s}
.d4{animation-delay:.29s}.d5{animation-delay:.37s}.d6{animation-delay:.45s}
@keyframes rise{to{opacity:1;transform:none}}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
  .btn-3d::after{display:none}
  .spark{opacity:.85}
  .xfade img{opacity:0}
  .xfade img:first-child{opacity:1}
  .xfade::after{display:none}
  #psaq{display:none}
  .xdots{display:none}
}

@media (max-width:575px){
  .hero-card{padding:2.2rem 1.3rem 1.9rem}
  .privacy,.support{padding:1.6rem}
}

/* --- zentrierte Treppe fuer Screenshots --- */
.shots-row.stair{display:block}
.shots-row.stair .shot{max-width:560px;margin:1.6rem auto 0}
.shots-row.stair .shot:first-child{margin-top:0}
@media (min-width:992px){
  .shots-row.stair .shot{width:56%;max-width:none;margin-top:3rem}
  .shots-row.stair .shot.stair-left{margin-left:12%;margin-right:auto}
  .shots-row.stair .shot.stair-right{margin-left:32%;margin-right:auto}
}