:root{
  --shot-ar: 784 / 1168;

  --bg-0: #0b0810;
  --ink:  #f5eaf2;
  --ink-dim: #9c87a2;
  --line: rgba(255,255,255,.10);

  --blx: 43%; --bly: 18%;
  --brx: 52%; --bry: 17%;

  --flush: 0;
  --warmth: 1;
  --dim: 1;
}

*{ box-sizing:border-box; margin:0; padding:0; }
html,body{ height:100%; }

body{
  background: var(--bg-0);
  color: var(--ink);
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  overflow: hidden;
  -webkit-user-select: none; user-select: none;
  -webkit-tap-highlight-color: transparent;
  touch-action: none;
}

#app{
  position: relative;
  height: 100dvh;
  display: grid;
  grid-template-rows: 1fr auto;
  max-width: 560px;
  margin-inline: auto;
  padding: max(10px, env(safe-area-inset-top)) 14px max(12px, env(safe-area-inset-bottom));
  gap: 10px;
  overflow: hidden;
}

.backdrop{
  position:absolute; inset:-8%;
  background: url("../art/bg.jpg") center/cover no-repeat;
  filter: blur(9px) saturate(.6) brightness(.34);
  transform: scale(1.12);
  z-index:0;
}
.backdrop-tint{
  position:absolute; inset:0; z-index:0; pointer-events:none;
  background: linear-gradient(180deg,
    rgba(8,5,12,.86) 0%, rgba(8,5,12,.2) 26%,
    rgba(8,5,12,.34) 64%, rgba(8,5,12,.94) 100%);
}

.stage, .bar{ position:relative; z-index:2; }
.stage{ display:grid; place-items:center; min-height:0; }

.char{
  position: relative;
  height: 100%;
  width: auto;
  aspect-ratio: var(--shot-ar);
  max-width: 100%;
  max-height: 100%;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 26px 60px rgba(0,0,0,.72);
  filter: saturate(var(--warmth)) brightness(var(--dim));
  transition: filter .9s ease;
}
.char::after{
  content:""; position:absolute; inset:0; pointer-events:none; z-index:4;
  box-shadow: inset 0 0 72px 24px rgba(11,8,16,.82);
}

.camera{
  position:absolute; inset:0;
  transform-origin: 50% 50%;
  will-change: transform;
}
.body{
  position:absolute; inset:0;
  transform-origin: 50% 100%;
  will-change: transform;
}

.base, .region-img{
  position:absolute; inset:0;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}
#headA, #headB{ opacity: 0; }
#headA.on, #headB.on{ opacity: 1; }

.region{
  position:absolute; inset:0;
  pointer-events:none;
}
.region-img{ will-change: transform; }

#regHead{
  z-index:2;
  -webkit-mask-image: radial-gradient(ellipse var(--hrx) var(--hry) at var(--hx) var(--hy), #000 0%, #000 50%, rgba(0,0,0,.7) 72%, rgba(0,0,0,.25) 88%, transparent 100%);
          mask-image: radial-gradient(ellipse var(--hrx) var(--hry) at var(--hx) var(--hy), #000 0%, #000 50%, rgba(0,0,0,.7) 72%, rgba(0,0,0,.25) 88%, transparent 100%);
}
#headA, #headB{ transform-origin: var(--hx) var(--hy); transition: opacity .26s ease; }

#regHairL{
  z-index:2;
  -webkit-mask-image: radial-gradient(ellipse var(--alrx) var(--alry) at var(--alx) var(--aly), #000 0%, #000 44%, rgba(0,0,0,.62) 70%, rgba(0,0,0,.2) 88%, transparent 100%);
          mask-image: radial-gradient(ellipse var(--alrx) var(--alry) at var(--alx) var(--aly), #000 0%, #000 44%, rgba(0,0,0,.62) 70%, rgba(0,0,0,.2) 88%, transparent 100%);
}
#regHairR{
  z-index:2;
  -webkit-mask-image: radial-gradient(ellipse var(--arrx) var(--arry) at var(--arx) var(--ary), #000 0%, #000 44%, rgba(0,0,0,.62) 70%, rgba(0,0,0,.2) 88%, transparent 100%);
          mask-image: radial-gradient(ellipse var(--arrx) var(--arry) at var(--arx) var(--ary), #000 0%, #000 44%, rgba(0,0,0,.62) 70%, rgba(0,0,0,.2) 88%, transparent 100%);
}
#hairL{ transform-origin: var(--alx) 0%; }
#hairR{ transform-origin: var(--arx) 0%; }

#regChest{
  z-index:3;
  -webkit-mask-image: radial-gradient(ellipse var(--crx) var(--cry) at var(--cx) var(--cy), #000 0%, #000 22%, rgba(0,0,0,.86) 42%, rgba(0,0,0,.55) 62%, rgba(0,0,0,.22) 80%, transparent 100%);
          mask-image: radial-gradient(ellipse var(--crx) var(--cry) at var(--cx) var(--cy), #000 0%, #000 22%, rgba(0,0,0,.86) 42%, rgba(0,0,0,.55) 62%, rgba(0,0,0,.22) 80%, transparent 100%);
}
#chestImg{ transform-origin: var(--cx) var(--cy); }

#regHip{
  z-index:2;
  -webkit-mask-image: radial-gradient(ellipse var(--prx) var(--pry) at var(--px) var(--py), #000 0%, #000 24%, rgba(0,0,0,.84) 44%, rgba(0,0,0,.52) 64%, rgba(0,0,0,.2) 82%, transparent 100%);
          mask-image: radial-gradient(ellipse var(--prx) var(--pry) at var(--px) var(--py), #000 0%, #000 24%, rgba(0,0,0,.84) 44%, rgba(0,0,0,.52) 64%, rgba(0,0,0,.2) 82%, transparent 100%);
}
#hipImg{ transform-origin: var(--px) var(--py); }

.flush{
  position:absolute; inset:0;
  z-index:4; pointer-events:none;
  mix-blend-mode: soft-light;
  opacity: var(--flush);
  transition: opacity .5s ease;
  background:
    radial-gradient(circle 5.5% at var(--blx) var(--bly), rgba(255,64,104,.98) 0%, rgba(255,64,104,.5) 48%, transparent 76%),
    radial-gradient(circle 5.5% at var(--brx) var(--bry), rgba(255,64,104,.98) 0%, rgba(255,64,104,.5) 48%, transparent 76%),
    radial-gradient(circle 17% at 47% 42%, rgba(255,90,130,.4) 0%, transparent 72%);
}

#zones{
  position:absolute; inset:0;
  width:100%; height:100%;
  z-index:5;
}
#zones ellipse{ fill: transparent; cursor: grab; }
#zones.grabbing ellipse{ cursor: grabbing; }
#zones.debug ellipse{
  fill: rgba(120,220,255,.14);
  stroke: rgba(120,220,255,.6);
  stroke-width: 3;
  stroke-dasharray: 10 8;
  vector-effect: non-scaling-stroke;
}

#tune{
  position:absolute; inset:0;
  width:100%; height:100%;
  z-index:6; pointer-events:none;
  opacity:0; transition: opacity .2s ease;
}
#tune.on{ opacity:1; }
#tune ellipse{
  fill: rgba(255,120,190,.16);
  stroke: rgba(255,120,190,.9);
  stroke-width: 2;
  vector-effect: non-scaling-stroke;
}
#tune ellipse.soft{
  fill: rgba(130,255,190,.08);
  stroke: rgba(130,255,190,.6);
  stroke-dasharray: 8 8;
}
#tune ellipse.hip{
  fill: rgba(255,200,110,.14);
  stroke: rgba(255,200,110,.85);
}

.heat{
  position:absolute; left:0; right:0; bottom:0;
  height:4px; border-radius:999px;
  background: rgba(0,0,0,.5);
  overflow:hidden; z-index:8;
}
.heat-fill{
  height:100%; width:0%;
  background: linear-gradient(90deg, #7b3fa0, #e0447e, #ff9a6b);
  box-shadow: 0 0 14px rgba(224,68,126,.7);
  transition: width .25s linear;
}

.fx{ position:absolute; inset:0; pointer-events:none; overflow:hidden; z-index:7; }

.ripple{
  position:absolute; width:18px; height:18px; margin:-9px 0 0 -9px;
  border-radius:50%; border:2px solid rgba(255,255,255,.9);
  animation: ripple .6s ease-out forwards;
}
@keyframes ripple{ to{ transform: scale(7); opacity:0; border-width:.5px; } }

.dent{
  position:absolute; width:128px; height:128px; margin:-64px 0 0 -64px;
  border-radius:50%;
  background:
    radial-gradient(circle at 50% 40%,
      rgba(0,0,0,.38) 0%, rgba(0,0,0,.15) 40%,
      rgba(255,255,255,.15) 64%, transparent 74%);
  animation: dent .58s cubic-bezier(.25,.9,.3,1) forwards;
}
.dent.deep{
  width:150px; height:150px; margin:-75px 0 0 -75px;
  background:
    radial-gradient(circle at 50% 42%,
      rgba(0,0,0,.5) 0%, rgba(0,0,0,.22) 38%,
      rgba(255,255,255,.18) 62%, transparent 74%);
  animation-duration: .8s;
}
@keyframes dent{
  0%  { transform: scale(.12); opacity:0; }
  20% { opacity:1; }
  100%{ transform: scale(1.25); opacity:0; }
}

.pop{
  position:absolute; font-size:26px; line-height:1;
  transform: translate(-50%,-50%);
  animation: pop 1.15s cubic-bezier(.2,.8,.3,1) forwards;
  filter: drop-shadow(0 3px 6px rgba(0,0,0,.6));
}
@keyframes pop{
  0%  { opacity:0; transform: translate(-50%,-50%) scale(.4); }
  18% { opacity:1; transform: translate(-50%,-72%) scale(1.2); }
  100%{ opacity:0; transform: translate(calc(-50% + var(--dx,0px)), -250%) scale(.8) rotate(var(--rot,0deg)); }
}

  44%     { transform: rotate(26deg) translateX(12%); }
  74%     { transform: rotate(28deg) translateX(13%); }
  100%    { transform: rotate(12deg) translateX(5%); }
}

.bar{ display:flex; gap:10px; justify-content:space-between; align-items:center; }
.hint{ font-size:11px; color:var(--ink-dim); letter-spacing:.2px; }
.btn{
  padding:10px 16px;
  font:inherit; font-size:13px; color:var(--ink);
  background: rgba(20,12,26,.62);
  backdrop-filter: blur(8px);
  border:1px solid var(--line); border-radius:12px; cursor:pointer;
  transition: background .18s ease, transform .1s ease;
}
.btn:active{ transform: scale(.96); background: rgba(255,255,255,.16); }
.btn.on{ background: rgba(255,120,190,.24); border-color: rgba(255,120,190,.6); }

.sheen{
  position:absolute; inset:0;
  z-index:4; pointer-events:none;
  mix-blend-mode: screen;
  opacity: var(--sheen, 0);
  transition: opacity .7s ease;
  background:
    radial-gradient(circle 9% at 39% 40%, rgba(255,240,235,.5) 0%, transparent 70%),
    radial-gradient(circle 9% at 55% 39%, rgba(255,240,235,.45) 0%, transparent 70%),
    radial-gradient(circle 5% at 47% 15%, rgba(255,240,235,.4) 0%, transparent 72%);
}

.char{
  outline: 1px solid rgba(255,140,190,calc(var(--rim, 0) * .55));
  outline-offset: -1px;
}