:root{
  --bg:#1f1b16;
  --amber:#caa46a;
  --paper:#fff9ee;
  --muted:#cdbba6;
  --shadow: rgba(0,0,0,.45);

  /* envelope vars (de tu animación) */
  --color-env: #d4a373;
  --color-env-dark: #bc8a5f;
  --color-paper: #fffcf5;
  --time-open: 0.6s;
  --time-zoom: 1s;
  --time-unfold: 0.8s;
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family:system-ui, -apple-system, Segoe UI, Roboto, Arial;
  background:var(--bg);
  color:#f3e9db;
}

/* Topbar */
.topbar{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:12px 16px;
  background:rgba(0,0,0,.25);
  backdrop-filter: blur(6px);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.brand{font-weight:700;letter-spacing:.3px}
.right{display:flex;gap:10px;align-items:center}
.hidden{display:none!important}

/* Music */
.music-controls{
  display:flex;
  gap:10px;
}
.music-controls button{
  cursor:pointer;
  border:0;
  padding:10px 12px;
  border-radius:12px;
  background: rgba(255,255,255,0.12);
  color:#fff;
  font-size:16px;
  backdrop-filter: blur(6px);
  box-shadow:0 6px 18px rgba(0,0,0,0.25);
}
.music-controls button:active{ transform: scale(0.98); }

/* Auth panel */
.panel{max-width:980px;margin:30px auto;padding:16px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.card{
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.06);
  border-radius:16px;
  padding:14px;
  box-shadow:0 16px 40px var(--shadow);
}
h1,h2{margin:6px 0 10px}
input, select{
  width:100%;
  padding:10px 12px;
  margin:8px 0;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(0,0,0,.25);
  color:#f3e9db;
}
button{
  padding:10px 12px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(202,164,106,.20);
  color:#f3e9db;
  cursor:pointer;
  transition: transform .12s ease, background .2s ease;
}
button:hover{transform: translateY(-1px);background:rgba(202,164,106,.28)}
button.ghost{background:transparent;border-color:rgba(255,255,255,.10)}
.muted{color:var(--muted)}
.err{color:#ffb4b4;margin-top:6px;min-height:18px}

/* Room */
.room{height:calc(100vh - 54px)}
.scene{position:relative;height:100%;overflow:hidden}

/* Background library */
.bg{
  position:absolute;inset:0;
  background:
    radial-gradient(1000px 520px at 40% 40%, rgba(255,200,120,.08), transparent 60%),
    linear-gradient(180deg, rgba(0,0,0,.15), rgba(0,0,0,.60)),
    url("https://images.unsplash.com/photo-1524995997946-a1c2e315a42f?auto=format&fit=crop&w=1600&q=60");
  background-size:cover;background-position:center;
  filter:saturate(.85) contrast(.95);
}

/* Windows */
.hotspot.window{
  position:absolute;
  top:18%;
  width:120px;height:240px;
  background: rgba(160,200,255,.07);
  border:1px solid rgba(255,255,255,.08);
  border-radius:18px;
  box-shadow: 0 18px 50px rgba(0,0,0,.28);
}
.hotspot.window.left{left:4%}
.hotspot.window.right{right:4%}

/* Table */
.table{
  position:absolute;
  left:50%;
  bottom:-40px;
  transform:translateX(-50%);
  width:min(980px, 96vw);
  height:360px;
  border-top-left-radius:28px;
  border-top-right-radius:28px;
  background: linear-gradient(180deg, rgba(120,74,44,.0), rgba(80,52,34,.96));
  box-shadow: 0 -30px 90px rgba(0,0,0,.55);
}

/* Objects */
.obj{
  position:absolute;
  border:none;
  background:transparent;
  padding:0;
  cursor:pointer;
  filter: drop-shadow(0 18px 40px rgba(0,0,0,.35));
  transition: transform .18s ease, filter .18s ease, opacity .18s ease;
  opacity:.97;
}
.obj:hover{
  transform: translateY(-2px) scale(1.01);
  filter: drop-shadow(0 22px 52px rgba(0,0,0,.45));
  opacity:1;
}
.obj img{display:block;width:100%;height:auto}

.obj.book{
  left:8%;
  bottom:92px;
  width:170px;
  transform: rotate(-6deg);
  border-radius:18px;
}
.obj.book img{
  border-radius:16px;
  border:1px solid rgba(255,255,255,.12);
}

.obj.tray{
  bottom:96px;
  width:210px;
  height:95px;
  border-radius:18px;
  background: rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  backdrop-filter: blur(6px);
}
.obj.tray.new{ left:30%;}
.obj.tray.read{ left:54%; width:200px;}
.tray-label{
  position:absolute;
  left:14px;
  bottom:12px;
  font-size:.9rem;
  color:rgba(255,255,255,.78);
}
.tray-count{
  position:absolute;
  right:12px;
  top:10px;
  width:30px;height:30px;
  border-radius:999px;
  background: rgba(202,164,106,.25);
  border:1px solid rgba(202,164,106,.45);
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:700;
}

.obj.seals{ left:74%; bottom:104px; width:86px; }
.obj.typewriter{ left:38%; bottom:170px; width:320px; }

/* Drawer */
.drawer{
  position:absolute;
  left:50%;
  top:50%;
  transform: translate(-50%, -50%);
  width:min(720px, 94vw);
  height:min(82vh, 780px);
  background: rgba(20,16,12,.90);
  border:1px solid rgba(255,255,255,.08);
  border-radius:18px;
  box-shadow: 0 24px 80px rgba(0,0,0,.6);
  backdrop-filter: blur(10px);
  display:flex;
  flex-direction:column;
  z-index: 50; /* por si algo lo tapa */
}


.drawer-header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:12px 14px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.drawer-body{ padding:12px 14px; overflow:auto; }
.item{
  padding:10px 12px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.08);
  background: rgba(255,255,255,.03);
}
.small{font-size:.9rem;color:rgba(255,255,255,.75)}
.paper{
  background: var(--paper);
  color:#2b2018;
  border-radius:14px;
  padding:14px;
  line-height:1.5;
  box-shadow: 0 22px 70px rgba(0,0,0,.35);
}

/* Carousel */
.carouselTop{ display:flex;justify-content:space-between;align-items:center;gap:10px; }
.carouselCenter{ text-align:center; flex:1; }
.carouselActions{ margin-top:10px;display:flex;gap:10px;justify-content:center;flex-wrap:wrap; }

/* Seal picker */
.sealPick{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-top:8px;
}
.sealBtn{
  width:62px;height:62px;
  border-radius:14px;
  background: rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.10);
  cursor:pointer;
  display:flex;align-items:center;justify-content:center;
}
.sealBtn.selected{ outline:2px solid rgba(202,164,106,.85); }

/* =========================
   TU ANIMACIÓN (scoped)
   para usarse dentro del drawer
========================= */
.envWrap{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:12px;
  padding-top:8px;
  font-family: 'Dancing Script', cursive;
}
.envWrap .container{
  position: relative;
  width: 300px;
  height: 200px;
  perspective: 1500px;
}

.envWrap .envelope{
  position:absolute;
  width:100%;
  height:100%;
  transform-style: preserve-3d;
  cursor:pointer;
}

.envWrap .envelope-back{
  position:absolute;
  width:100%;
  height:100%;
  background: var(--color-env-dark);
  border-radius:10px;
  transform: translateZ(-1px);
}

.envWrap .envelope-pocket{
  position:absolute;
  bottom:0; left:0;
  width:100%;
  height:100%;
  background: var(--color-env);
  clip-path: polygon(0 0, 50% 50%, 100% 0, 100% 100%, 0 100%);
  border-radius: 0 0 10px 10px;
  z-index:30;
  transform: translateZ(1px);
}

.envWrap .envelope-flap{
  position:absolute;
  top:0; left:0;
  width:100%;
  height:100%;
  background: var(--color-env);
  clip-path: polygon(0 0, 100% 0, 50% 55%);
  transform-origin: top;
  transition: transform var(--time-open) ease;
  z-index:40;
  border-radius:10px 10px 0 0;
  transform: translateZ(2px);
}

/* LACRE (AHORA ELEGIBLE) */
.envWrap .seal{
  position:absolute;
  top:55%;
  left:50%;
  width:60px;
  height:60px;

  --seal-wax: #aa2b2b;
  --seal-icon: url("assets/seals/seal_001.svg");

  border-radius: 52% 48% 60% 40% / 48% 56% 44% 52%;
  background:
    radial-gradient(circle at 28% 28%, rgba(255,255,255,0.22), rgba(255,255,255,0) 42%),
    radial-gradient(circle at 70% 74%, rgba(0,0,0,0.18), rgba(0,0,0,0) 48%),
    radial-gradient(circle at 45% 55%, rgba(0,0,0,0.12), rgba(0,0,0,0) 55%),
    var(--seal-wax);

  box-shadow:
    inset 2px 2px 6px rgba(0,0,0,0.35),
    2px 2px 4px rgba(0,0,0,0.3);

  transform: translate(-50%, -50%) translateZ(10px);
  z-index:100;
  transition: opacity 0.8s ease, transform 0.8s ease;
  pointer-events:none;
}

.envWrap .seal::before{
  content:"";
  position:absolute;
  inset:10px;
  border-radius:50%;
  background: rgba(0,0,0,0.06);
  box-shadow:
    inset 0 0 0 2px rgba(0,0,0,0.18),
    inset 0 0 10px rgba(0,0,0,0.12);
}

.envWrap .seal::after{
  content:"";
  position:absolute;
  inset:16px;
  background-repeat:no-repeat;
  background-position:center;
  background-size:contain;
  image-rendering: -webkit-optimize-contrast;
  opacity:0.9;
  filter: drop-shadow(0 1px 0 rgba(0,0,0,0.25));
  background-image: var(--seal-icon);
}

/* CARTA */
.envWrap .letter{
  position:absolute;
  left:15px;
  bottom:0;
  width:270px;
  height:300px;
  z-index:20;
  transform-style: preserve-3d;
  transform: translateY(10px) scale(0.9) translateZ(0px);
  transition: transform 1s ease-in-out;
}

/* PANELES */
.envWrap .paper-section{
  position:absolute;
  width:100%;
  height:130px;
  background: var(--color-paper);
  padding: 18px;
  text-align:center;
  font-size: 20px;
  color:#333;
  box-shadow: 0 1px 2px rgba(0,0,0,0.1);
  transform-style: preserve-3d;
  backface-visibility:hidden;
}

.envWrap .paper-top{
  top:0;
  transform-origin: bottom;
  transform: rotateX(180deg);
  z-index:3;
  transition: transform var(--time-unfold);
  border-bottom:1px solid rgba(0,0,0,0.15);
  margin-bottom:-1px;
}
.envWrap .paper-mid{ top:130px; z-index:1; }
.envWrap .paper-bottom{
  top:260px;
  transform-origin: top;
  transform: rotateX(-180deg);
  z-index:2;
  transition: transform var(--time-unfold);
  border-top:1px solid rgba(0,0,0,0.15);
  margin-top:-1px;
}

.envWrap .paper-top::before, .envWrap .paper-bottom::before{
  content:"";
  position:absolute;
  inset:0;
  background: var(--color-paper);
  transform: rotateX(180deg) translateZ(0.1px);
  backface-visibility: visible;
  z-index:-1;
}

/* Animaciones */
.envWrap .open-flap .envelope-flap{
  transform: rotateX(180deg);
  z-index:1;
  transition-delay:0s;
}
.envWrap .open-flap .seal{
  opacity:0;
  transform: translate(-50%, -80%) translateZ(10px);
}
.envWrap .card-out .letter{
  transform: translateY(-80px) scale(1.10);
  transition-duration:0.8s;
  z-index:50;
}
.envWrap .zoom-in .envelope{
  transform: scale(1.25) translateZ(25px);
  transition: transform 1s ease;
}
.envWrap .read-mode .letter{
  transform: translateY(var(--letterReadY)) scale(1.15) translateZ(60px);
  transition-duration:0.8s;
}
.envWrap .unfold .paper-top{
  transform: rotateX(0deg) translateZ(0.1px);
  transition-delay:0s;
}
.envWrap .unfold .paper-bottom{
  transform: rotateX(0deg) translateZ(0.1px);
  transition-delay:0.6s;
}

.envWrap .click-hint{
  width:100%;
  text-align:center;
  color:#fff;
  opacity:0.7;
  font-size:14px;
  animation: pulse 1.5s infinite;
}

/* Overlay para mostrar SOLO el sobre (sin drawer) */
.envOverlay{
  position:fixed;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
  z-index:9999;
  background: rgba(0,0,0,.18);
  backdrop-filter: blur(2px);
  /* ✅ Ajuste responsivo: pantallas bajas -> sube carta, pantallas altas -> baja un poco */
  --letterReadY: clamp(-6px, calc((100vh - 760px) * 0.05), 14px);
}

/* Solo el sobre clickeable */
.envOverlay .envWrap{
  padding:0;
  gap:0;
}
/* Evita que el click fuera del sobre haga cosas raras */
.envOverlay .container{
  pointer-events:auto;
}


@keyframes pulse { 50% { opacity: 1; } }