/* =============================================================
   Sina & Davide — Version 2
   Umschlag wie gehabt, danach die Einladungskarte als Bild
   ============================================================= */

:root{
  --paper:      #f1efe9;
  --paper-2:    #faf9f5;
  --ink:        #5F2307;
  --ink-soft:   #5e6357;
  --sage:       #7e8b72;
  --sage-deep:  #67735b;
  --rose:       #b89a8d;

  --env-1: #fbf9f3;
  --env-2: #efece1;
  --env-3: #ded9c9;
  /* Siegellack */
  --wax:      #b89a8d;
  --wax-hi:   #ccb7ad;
  --wax-lo:   #ab8778;
  --wax-edge: #9f7765;
  --wax-ink:  #5d3b2d;   /* Praegung im hellen Lack */

  /* Salbeigrün der Buttons — war frueher derselbe Token wie der Lack */
  --btn:    #77836a;
  --btn-hi: #96a086;
  --btn-lo: #56604b;

  --font-serif:  'Cormorant Garamond', 'Times New Roman', serif;
  --font-script: 'Corinthia', 'Snell Roundhand', cursive;

  --ease-soft: cubic-bezier(.22,.61,.36,1);
  --ease-out:  cubic-bezier(.16,1,.3,1);

  --env-w: 300px;
  --env-h: 400px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; }

body{
  margin:0;
  min-height:100svh;
  font-family:var(--font-serif);
  color:var(--ink);
  background:
    radial-gradient(120% 80% at 50% 0%,   #fcfbf7 0%, transparent 60%),
    radial-gradient(100% 70% at 50% 100%, #e4e1d6 0%, transparent 55%),
    var(--paper);
  background-attachment:fixed;
  overflow-x:hidden;
}
body.is-sealed{ overflow:hidden; height:100svh; }

img,svg{ display:block; max-width:100%; }

.grain{
  position:fixed; inset:0; z-index:9000; pointer-events:none;
  opacity:.3; mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/><feColorMatrix type='saturate' values='0'/></filter><rect width='160' height='160' filter='url(%23n)' opacity='.5'/></svg>");
}

/* =============================================================
   1 · UMSCHLAG
   ============================================================= */
.cover{
  position:fixed; inset:0; z-index:100;
  display:grid; place-items:center;
  overflow:hidden;
  padding:max(20px, env(safe-area-inset-top)) 20px max(20px, env(safe-area-inset-bottom));
  background:radial-gradient(120% 90% at 50% 15%, #fdfcf8 0%, #f1efe8 45%, #ddd9cd 100%);
  transition:opacity 1s var(--ease-soft), filter 1s var(--ease-soft);
}

/* Schleierkraut von der Einladungskarte.
   Die Ausschnitte sind auf reines Weiss normalisiert, deshalb loescht
   multiply den Papierhintergrund und nur die Blueten bleiben stehen. */
.cover__flora{
  position:absolute; inset:0; z-index:0;
  pointer-events:none;
  mix-blend-mode:multiply;
  animation:floraIn 2.6s var(--ease-out) both;
}
.flora{
  position:absolute; display:block;
  background-repeat:no-repeat; background-size:100% 100%;
  opacity:.92;
}
.flora--tl{
  top:0; left:0;
  height:clamp(230px, 54svh, 540px);
  aspect-ratio:200/480;
  background-image:url("../assets/flora-top-left.webp");
  animation:floraSway 13s ease-in-out 2.6s infinite;
  transform-origin:top left;
}
.flora--side{
  right:0; bottom:0;
  height:clamp(300px, 78svh, 760px);
  aspect-ratio:162/791;
  background-image:url("../assets/flora-side.webp");
  animation:floraSway 17s ease-in-out 3.4s infinite reverse;
  transform-origin:bottom right;
}
.cover__inner{
  position:relative; z-index:1;
  display:flex; flex-direction:column; align-items:center;
  gap:clamp(10px,2.5vh,26px);
  text-align:center;
  animation:fadeUp 1.4s var(--ease-out) both;
}
.cover__eyebrow{
  margin:0;
  font-size:clamp(11px,3vw,14px);
  letter-spacing:.42em; text-transform:uppercase;
  color:var(--ink-soft); padding-left:.42em;
}
.cover__names{
  margin:0;
  font-family:var(--font-script); font-weight:700;
  font-size:clamp(62px,17vw,104px); line-height:.92;
  display:flex; flex-direction:column;
  text-shadow:0 1px 0 rgba(255,255,255,.6);
}
.cover__names .amp{
  font-size:.62em; color:var(--rose); margin:-.16em 0;
}
.cover__hint{
  margin:0;
  font-size:clamp(11px,3vw,13px);
  letter-spacing:.34em; text-transform:uppercase;
  color:var(--ink-soft); padding-left:.34em;
  animation:pulse 2.6s ease-in-out infinite;
}

.stage{
  position:relative;
  width:var(--env-w); height:var(--env-h);
  perspective:1400px; perspective-origin:50% 45%;
}
.envelope{
  position:absolute; inset:0;
  transform-style:preserve-3d;
  animation:float 7s ease-in-out infinite;
  cursor:pointer;
}
.env-shadow{
  position:absolute; left:8%; right:8%; bottom:-26px; height:34px;
  background:radial-gradient(50% 50% at 50% 50%, rgba(70,72,58,.28), transparent 70%);
  filter:blur(4px); transition:opacity .8s ease;
}
.env-body{
  position:absolute; inset:0; border-radius:3px;
  background:linear-gradient(180deg,#ccac99 0%,#d9c2b4 14%,#e0cdc2 45%,#d6bcae 100%);
  box-shadow:
    inset 0 14px 26px rgba(92,54,34,.30),
    inset 0 -8px 18px rgba(92,54,34,.18),
    0 22px 44px rgba(80,80,64,.20);
}

/* Karte im Umschlag — zeigt die echte Einladung */
.env-card{
  position:absolute; left:3%; top:2.5%;
  width:94%; height:95%;
  border-radius:2px; overflow:hidden;
  background:linear-gradient(165deg,#fefdfa 0%,#f7f5ee 55%,#eeebe0 100%);
  box-shadow:0 10px 26px rgba(80,80,64,.20);
  transform:translateY(4%);
  transition:transform 1.5s var(--ease-out);
  z-index:2;
}
.env-card__img{
  position:absolute; inset:0;
  width:100%; height:100%;
  object-fit:cover; object-position:50% 0;
}
.env-card__veil{
  position:absolute; inset:0;
  background:linear-gradient(180deg,rgba(250,249,245,.86),rgba(250,249,245,.94));
  transition:opacity 1s var(--ease-soft);
}
.env-card__label{
  position:absolute; inset:14px;
  border:1px solid rgba(126,139,114,.5);
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:10px;
  transition:opacity .8s ease;
}
.env-card__mono{ font-family:var(--font-script); font-weight:700; font-size:50px; color:var(--sage-deep); }
.env-card__line{ width:52px; height:1px; background:rgba(126,139,114,.55); }
.env-card__txt{
  font-size:12px; letter-spacing:.34em; text-transform:uppercase;
  color:var(--ink-soft); padding-left:.34em;
}
.env-card__date{ font-size:13px; letter-spacing:.2em; color:var(--sage-deep); }

.flap{
  position:absolute; inset:0;
  background:linear-gradient(150deg,var(--env-1) 0%,var(--env-2) 45%,var(--env-3) 100%);
  filter:drop-shadow(0 1px 1px rgba(90,90,72,.28)) drop-shadow(0 0 1px rgba(90,90,72,.5));
  transition:transform 1.15s var(--ease-soft);
  z-index:3;
}
.flap--top{
  clip-path:polygon(0 0,100% 0,50% 50%); transform-origin:50% 0; z-index:6;
  background:linear-gradient(180deg,#fdfcf7 0%,#f3f1e6 62%,#dbd7c8 100%);
}
.flap--bottom{
  clip-path:polygon(0 100%,100% 100%,50% 50%); transform-origin:50% 100%; z-index:3;
  background:linear-gradient(0deg,#f7f5ec 0%,#ebe8db 72%,#d7d3c2 100%);
}
.flap--left{
  clip-path:polygon(0 0,0 100%,50% 50%); transform-origin:0 50%; z-index:4;
  background:linear-gradient(100deg,#fdfbf6 0%,#f0eee3 55%,#e0dccc 100%);
}
.flap--right{
  clip-path:polygon(100% 0,100% 100%,50% 50%); transform-origin:100% 50%; z-index:4;
  background:linear-gradient(260deg,#fdfbf6 0%,#edebe0 55%,#dcd8c8 100%);
}
.seal{
  position:absolute; left:50%; top:50%;
  width:34%; aspect-ratio:1/1.08;
  margin:0; padding:0; border:0; background:none;
  transform:translate(-50%,-50%);
  z-index:7; cursor:pointer;
  -webkit-tap-highlight-color:transparent;
  transition:transform .5s var(--ease-soft), opacity .6s ease;
}
.seal__wax{
  position:absolute; inset:0; display:grid; place-items:center;
  border-radius:49% 51% 47% 53% / 52% 48% 52% 48%;
  background:radial-gradient(62% 58% at 35% 28%, var(--wax-hi) 0%, var(--wax) 52%, var(--wax-lo) 84%, var(--wax-edge) 100%);
  box-shadow:
    inset 0 3px 6px rgba(255,250,245,.45),
    inset 0 -5px 10px rgba(120,80,55,.24),
    0 8px 18px rgba(120,85,62,.34);
  animation:sealBreathe 4.5s ease-in-out infinite;
}
.seal__wax::before{
  content:''; position:absolute; inset:10%; border-radius:inherit;
  box-shadow:inset 0 0 0 1px rgba(255,252,248,.45), inset 0 2px 5px rgba(120,80,55,.18);
}
.seal__mono{
  position:relative;
  font-family:var(--font-script); font-weight:700;
  font-size:clamp(21px,7.2vw,32px);
  color:var(--wax-ink);
  text-shadow:0 1px 0 rgba(255,250,245,.55), 0 -1px 1px rgba(90,58,36,.35);
  transform:translateY(-2px);
}

.sparks{ position:absolute; inset:-40% -30%; pointer-events:none; z-index:8; }
.spark{
  position:absolute; width:5px; height:5px; border-radius:50%;
  background:radial-gradient(circle,#f2f0e2 0%, rgba(150,160,134,.7) 45%, transparent 70%);
  opacity:0;
}

.butterfly{
  position:absolute; left:50%; top:50%;
  width:88px; margin:-44px 0 0 -44px;
  opacity:0; z-index:9; pointer-events:none;
  transform-style:preserve-3d;
  filter:drop-shadow(0 6px 10px rgba(80,84,66,.25));
}
.bf-wing{ transform-box:fill-box; transform-origin:right center; }
.bf-wing--r{ transform-origin:left center; }

/* Öffnungs-Sequenz */
body.is-opening .seal{ animation:sealBreak 1s var(--ease-soft) forwards; }
body.is-opening .seal__wax{ animation:none; }
body.is-opening .cover__hint{ opacity:0; transition:opacity .4s ease; }
body.is-opening .env-shadow{ opacity:0; }

body.is-opening .flap--top   { transform:rotateX(-172deg); transition-delay:.42s; }
body.is-opening .flap--left  { transform:rotateY( 170deg); transition-delay:.60s; }
body.is-opening .flap--right { transform:rotateY(-170deg); transition-delay:.60s; }
body.is-opening .flap--bottom{ transform:rotateX( 168deg); transition-delay:.72s; }

body.is-opening .env-card{
  transform:translateY(-92%) scale(1.06);
  transition-delay:1.05s;
  box-shadow:0 26px 60px rgba(80,80,64,.28);
}
/* Beim Herausgleiten wird die echte Karte sichtbar */
body.is-opening .env-card__veil,
body.is-opening .env-card__label{ opacity:0; transition-delay:1.25s; }

body.is-opening .butterfly{ animation:flyOut 2.6s var(--ease-out) .95s forwards; }
body.is-opening .bf-wing--l{ animation:flapL .16s ease-in-out .95s 16; }
body.is-opening .bf-wing--r{ animation:flapR .16s ease-in-out .95s 16; }
body.is-opening .cover__names,
body.is-opening .cover__eyebrow{
  opacity:0; transform:translateY(-14px);
  transition:opacity .8s ease .9s, transform .8s var(--ease-soft) .9s;
}
body.is-open .cover{ opacity:0; filter:blur(6px); pointer-events:none; }

/* =============================================================
   2 · KARTEN-VIEWER
   ============================================================= */
.viewer{
  position:fixed; inset:0; z-index:50;
  opacity:0; visibility:hidden;
  transition:opacity 1.1s var(--ease-soft);
}
body.is-open .viewer{ opacity:1; visibility:visible; }

.viewer__scroll{
  position:absolute; inset:0;
  overflow:auto;
  -webkit-overflow-scrolling:touch;
  overscroll-behavior:contain;
  display:flex; align-items:center; justify-content:center;
  padding:clamp(14px,2.5vh,26px) clamp(10px,2.5vw,26px) 112px;
}

.viewer__img{
  display:block;
  width:auto; height:auto;
  max-width:100%; max-height:100%;
  object-fit:contain;
  border-radius:2px;
  box-shadow:0 18px 50px rgba(70,72,58,.22);
  cursor:zoom-in;
  transform:scale(.965);
  opacity:0;
  transition:transform 1.1s var(--ease-out), opacity 1.1s var(--ease-out);
}
body.is-open .viewer__img{ transform:none; opacity:1; }

/* gezoomt: Bild wird breiter als der Bildschirm, Container scrollt */
body.is-zoomed .viewer__scroll{ display:block; padding:0; }
body.is-zoomed .viewer__img{
  width:var(--zoom-w,200%);
  max-width:none; max-height:none;
  border-radius:0;
  box-shadow:none;
  cursor:zoom-out;
  transition:none;
}
body.is-zoomed .viewer__hint{ opacity:0; pointer-events:none; }

.viewer__hint{
  position:absolute; left:50%; bottom:calc(74px + env(safe-area-inset-bottom));
  transform:translateX(-50%);
  margin:0; padding:7px 16px;
  border-radius:999px;
  background:rgba(250,249,245,.82);
  backdrop-filter:blur(6px);
  border:1px solid rgba(126,139,114,.3);
  font-size:10px; letter-spacing:.24em; text-transform:uppercase;
  color:var(--ink-soft); padding-left:calc(16px + .24em);
  white-space:nowrap;
  opacity:0;
  transition:opacity .6s ease;
  pointer-events:none;
}
body.is-open .viewer__hint{ opacity:1; animation:hintFade 1s ease 6s forwards; }

.viewer__save{
  position:absolute; left:14px; top:calc(14px + env(safe-area-inset-top));
  display:inline-flex; align-items:center; gap:8px;
  padding:9px 14px 9px 12px;
  border-radius:999px;
  background:rgba(250,249,245,.85);
  backdrop-filter:blur(6px);
  border:1px solid rgba(126,139,114,.32);
  color:var(--ink-soft); text-decoration:none;
  font-size:10px; letter-spacing:.2em; text-transform:uppercase;
  box-shadow:0 6px 16px rgba(80,84,66,.12);
  opacity:0; transition:opacity .6s ease .4s, color .3s ease, border-color .3s ease;
}
body.is-open .viewer__save{ opacity:1; }
.viewer__save:hover{ color:var(--ink); border-color:rgba(126,139,114,.6); }
.viewer__save svg{ width:15px; height:15px; flex:0 0 auto; }
body.is-zoomed .viewer__save{ opacity:.35; }

.viewer__wa{
  position:absolute; left:50%; bottom:calc(18px + env(safe-area-inset-bottom));
  transform:translateX(-50%);
  display:inline-flex; align-items:center; justify-content:center; gap:9px;
  padding:13px 22px 13px calc(22px + .22em);
  border-radius:999px;
  font-family:var(--font-serif);
  font-size:11px; letter-spacing:.22em; text-transform:uppercase;
  color:var(--paper-2); text-decoration:none; white-space:nowrap;
  background:linear-gradient(165deg,var(--btn-hi),var(--btn) 55%,var(--btn-lo));
  box-shadow:0 8px 20px rgba(80,86,66,.24);
  opacity:0; pointer-events:none;
  transition:opacity .6s ease .55s, transform .3s var(--ease-soft), box-shadow .3s ease;
}
body.is-open .viewer__wa{ opacity:1; pointer-events:auto; }
.viewer__wa:hover{
  transform:translateX(-50%) translateY(-2px);
  box-shadow:0 12px 26px rgba(80,86,66,.30);
}
.viewer__wa svg{ width:16px; height:16px; flex:0 0 auto; }
body.is-zoomed .viewer__wa{ opacity:0; pointer-events:none; }

/* --- Musik --- */
/* --- Sprachumschalter --- */
.lang{
  position:fixed; z-index:8000;
  top:calc(14px + env(safe-area-inset-top)); right:calc(16px + env(safe-area-inset-right));
  display:flex; align-items:center; gap:9px;
  padding:5px 12px; border-radius:999px;
  border:1px solid rgba(126,139,114,.3);
  background:rgba(252,251,247,.82); backdrop-filter:blur(6px);
  transition:background .8s var(--ease-soft), border-color .8s var(--ease-soft);
}
/* Auf dem geschlossenen Umschlag schwebt er ohne Rahmen */
body.is-sealed .lang, body.is-opening .lang{
  background:transparent; border-color:transparent; backdrop-filter:none;
}
.lang button{
  margin:0; padding:2px 1px; border:0; background:none;
  font-family:var(--font-serif); font-size:12px; font-weight:400;
  letter-spacing:.2em; padding-left:.2em;
  color:var(--ink-soft); opacity:.55; cursor:pointer;
  -webkit-tap-highlight-color:transparent;
  transition:opacity .3s ease, color .3s ease;
}
.lang button:hover{ opacity:.85; }
.lang button.is-on{ opacity:1; color:var(--sage-deep); }
.lang__sep{ width:1px; height:11px; background:rgba(126,139,114,.45); }

.music-btn{
  position:fixed; right:16px; bottom:calc(16px + env(safe-area-inset-bottom));
  z-index:8000; width:44px; height:44px; border-radius:50%;
  border:1px solid rgba(126,139,114,.4);
  background:rgba(252,251,247,.85); backdrop-filter:blur(6px);
  display:grid; place-items:center; cursor:pointer;
  opacity:0; pointer-events:none; transition:opacity .6s ease;
}
body.is-open .music-btn:not([hidden]){ opacity:1; pointer-events:auto; }
.bars{ display:flex; align-items:flex-end; gap:3px; height:15px; }
.bars i{ width:2px; height:5px; background:var(--sage-deep); display:block; }
.music-btn.playing .bars i{ animation:bars .9s ease-in-out infinite; }
.music-btn.playing .bars i:nth-child(2){ animation-delay:.15s; }
.music-btn.playing .bars i:nth-child(3){ animation-delay:.3s; }

/* =============================================================
   Keyframes
   ============================================================= */
@keyframes floraIn{ from{ opacity:0; transform:scale(1.06); } to{ opacity:1; transform:none; } }
@keyframes floraSway{ 0%,100%{ transform:rotate(0deg); } 50%{ transform:rotate(.7deg); } }
@keyframes fadeUp{ from{ opacity:0; transform:translateY(18px);} to{ opacity:1; transform:none; } }
@keyframes pulse{ 0%,100%{ opacity:.45; } 50%{ opacity:1; } }
@keyframes hintFade{ to{ opacity:0; } }
@keyframes float{ 0%,100%{ transform:translateY(0) rotateZ(0); } 50%{ transform:translateY(-9px) rotateZ(.35deg); } }
@keyframes sealBreathe{ 0%,100%{ transform:scale(1); } 50%{ transform:scale(1.035); } }
@keyframes sealBreak{
  0%   { transform:translate(-50%,-50%) scale(1)    rotate(0);     opacity:1; }
  30%  { transform:translate(-50%,-50%) scale(1.14) rotate(-4deg); opacity:1; }
  45%  { transform:translate(-50%,-50%) scale(1.02) rotate(3deg);  opacity:1; }
  100% { transform:translate(-50%,10%)  scale(.72)  rotate(24deg); opacity:0; }
}
@keyframes flyOut{
  0%   { opacity:0; transform:translate(0,0) scale(.35) rotate(0); }
  12%  { opacity:1; }
  35%  { transform:translate(-58px,-150px) scale(.8)  rotate(-16deg); }
  60%  { transform:translate(46px,-290px)  scale(1)   rotate(12deg); }
  85%  { opacity:.9; transform:translate(-30px,-420px) scale(1.05) rotate(-8deg); }
  100% { opacity:0; transform:translate(20px,-540px) scale(1.1) rotate(6deg); }
}
@keyframes flapL{ 0%,100%{ transform:rotateY(0); } 50%{ transform:rotateY(72deg); } }
@keyframes flapR{ 0%,100%{ transform:rotateY(0); } 50%{ transform:rotateY(-72deg); } }
@keyframes sparkFly{
  0%   { opacity:0; transform:translate(0,0) scale(.4); }
  15%  { opacity:1; }
  100% { opacity:0; transform:translate(var(--dx),var(--dy)) scale(1.1); }
}
@keyframes bars{ 0%,100%{ height:5px; } 50%{ height:15px; } }

@media (min-width:700px){
  .cover__names{ flex-direction:row; align-items:center; gap:18px; }
  .cover__names .amp{ margin:0; }

  /* Auf breiten Bildschirmen darf das Schleierkraut mehr Raum nehmen */
  .flora--tl{ height:clamp(320px, 76svh, 740px); }
  .flora--side{ height:min(104svh, 980px); }
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms !important; animation-iteration-count:1 !important;
    transition-duration:.15s !important;
  }
  .flora{ animation:none !important; }
}