@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@500;700;800&family=Space+Grotesk:wght@300;500;700&family=Space+Mono&display=swap');

:root{
  --font: 'Space Grotesk', sans-serif;
  --void:    #03030a;
  --horizon: oklch(80% 0.20 50);
  --disk-a:  oklch(90% 0.14 85);
  --disk-b:  oklch(80% 0.15 230);
  --neon-cyan: oklch(80% 0.15 230);
  --neon-orange: oklch(80% 0.20 50);
  --ink:     #dbe7ff;
  --ink-dim: #7c8bb0;
  --display: var(--font);
  --mono: 'Space Mono', monospace;
  --mx: 0.5;
  --my: 0.5;
}

*{ box-sizing:border-box; }

html,body{
  margin:0; min-height:100%;
  background: var(--void);
  color: var(--ink);
  font-family: var(--mono);
  overflow:hidden;
}

body{
  position:relative;
  display:flex; align-items:center; justify-content:center;
  min-height:100vh; padding:24px;
}

/* --------------------------------------------------------------
   Wrapper que recebe a distorção gravitacional. O filtro em si
   (feDisplacementMap) é atualizado via JS através do atributo
   "scale" do SVG — o "blur" e o leve deslocamento direcional
   somam-se a isso via variáveis CSS, também escritas pelo JS a
   cada quadro conforme a proximidade do cursor com o botão NÃO.
-------------------------------------------------------------- */
#page-wrap{
  position: fixed; inset: 0;
  display:flex; align-items:center; justify-content:center; padding:24px;
  filter: url(#gravityWarp) blur(var(--warp-blur, 0px));
  transform: translate(var(--warp-shift-x, 0px), var(--warp-shift-y, 0px));
}

#starfield{
  position:fixed; inset:0; z-index:0;
}

/* ------------------------------------------------------------ */
/* singularidade central                                          */
/* ------------------------------------------------------------ */
.singularity{
  position:fixed; top:50%; left:50%;
  transform: translate(-50%,-50%);
  width: 280px; height: 280px;
  z-index: 1;
  pointer-events:none;
  transition: transform 1.1s cubic-bezier(.6,0,.9,.4), opacity 1.1s ease;
}

.blackhole-stage.collapsing .singularity{
  transform: translate(-50%,-50%) scale(0.05);
  opacity: 0;
}
.blackhole-stage.collapsing #starfield{
  transition: transform 1.1s cubic-bezier(.6,0,.9,.4), opacity 1.1s ease;
  transform: scale(1.4);
  opacity: .3;
}

#gl-canvas {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 800px;
  pointer-events: none;
  mix-blend-mode: screen;
  z-index: 10;
}

/* ------------------------------------------------------------ */
/* card de missão                                                 */
/* ------------------------------------------------------------ */
.mission-log, .wormhole-report{
  position:relative; z-index: 2;
  width: min(560px, 100%);
  background: rgba(6,8,20,.72);
  border: 1px solid transparent;
  outline: 1px solid rgba(94,200,255,.25);
  border-radius: 10px;
  padding: 40px 32px 32px;
  backdrop-filter: blur(2px);
  box-shadow:
    0 0 60px -20px rgba(94,200,255,.4),
    calc(var(--aberration-x, 0px)) 0 0 rgba(255,80,80,.12),
    calc(var(--aberration-x, 0px) * -1) 0 0 rgba(80,200,255,.12);
}

#question-block,
.mission-log{
  text-align: left;
}

.wormhole-report{
  text-align: center;
}

.hidden{ display:none !important; }

.mission-tag{
  font-size: 11px; letter-spacing:.12em; text-transform:uppercase;
  color: var(--disk-b);
  margin: 0 0 14px;
}

.mission-question{
  font-family: var(--font);
  font-weight: 700;
  font-size: 4rem;
  text-transform: uppercase;
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin: 0 0 14px;
  color: var(--ink);
  text-shadow: 0 0 18px rgba(94,200,255,.5);
  animation: gravity-fall 1.3s cubic-bezier(.2,.8,.2,1) both;
}
@keyframes gravity-fall{
  from{
    opacity: 0;
    transform: scale(2.2) rotate(-6deg);
    filter: blur(10px) brightness(2);
    letter-spacing: 0.25em;
  }
  65%{ letter-spacing: 0.04em; }
  to{
    opacity: 1;
    transform: scale(1) rotate(0deg);
    filter: blur(0) brightness(1);
    letter-spacing: -0.04em;
  }
}

.mission-copy{
  font-size: 14px; line-height:1.6; font-style: italic;
  color: var(--ink);
  max-width: 420px; margin: 0 0 18px;
}

.mission-sub{
  font-size: 12px; color: var(--ink-dim); margin: 0 0 30px;
}

.btn-row{
  position:relative;
  display:flex; justify-content:flex-start; align-items:center;
  gap: 20px; min-height: 100px;
}

/* --------------------------------------------------------------
   Slider "deslize para iniciar o motor de dobra" — o arraste real
   é calculado via JS (pointer events); aqui só o visual.
-------------------------------------------------------------- */
.warp-slider{
  position: relative;
  width: min(340px, 100%);
  height: 58px;
  border-radius: 999px;
  background: rgba(0,0,0,.45);
  border: 1px solid rgba(94,200,255,.35);
  box-shadow: inset 0 0 18px rgba(0,0,0,.5);
  overflow: hidden;
  touch-action: none;
}

.warp-slider-fill{
  position:absolute; inset:0;
  width: var(--slider-progress, 0%);
  background: linear-gradient(90deg, rgba(94,200,255,.15), rgba(94,200,255,.55));
  transition: width .05s linear;
}

.warp-slider-label{
  position:absolute; inset:0;
  display:flex; align-items:center; justify-content:center;
  font-size: 11.5px; letter-spacing:.08em; text-transform:uppercase;
  color: var(--ink-dim);
  opacity: calc(1 - var(--slider-progress-ratio, 0) * 1.3);
  pointer-events:none;
}

.warp-slider-thumb{
  position:absolute; top:3px; left:3px;
  width: 50px; height: 50px;
  border-radius:50%;
  border: 1px solid var(--disk-b);
  background: radial-gradient(circle at 35% 30%, #12233a, #04070f 75%);
  color: var(--disk-b);
  font-size: 16px;
  display:flex; align-items:center; justify-content:center;
  cursor: grab;
  box-shadow: 0 0 16px -2px var(--disk-b);
  transform: translateX(var(--slider-thumb-x, 0px));
  touch-action: none;
}
.warp-slider-thumb:active{ cursor: grabbing; }
.warp-slider.dragging .warp-slider-thumb{ transition: none; }
.warp-slider:not(.dragging) .warp-slider-thumb{
  transition: transform .35s cubic-bezier(.3,1.4,.4,1);
}

.warp-slider.engaged{
  border-color: var(--disk-b);
  box-shadow: 0 0 26px -2px var(--disk-b);
}
.warp-slider.engaged .warp-slider-thumb{
  border-color: var(--ink);
  box-shadow: 0 0 30px 4px var(--disk-b);
}

.btn{
  font-family: var(--mono);
  font-size: 15px; letter-spacing:.05em;
  padding: 13px 26px;
  border-radius: 3px;
  cursor:pointer;
  background: rgba(0,0,0,.4);
  transition: transform .18s ease, box-shadow .18s ease;
}

.btn-no{
  border: 1px solid var(--horizon);
  color: var(--horizon);
  position: fixed;
  left:0; top:0;
  transform: translate(-9999px,-9999px);
  z-index: 30;
  box-shadow: 0 0 16px -4px var(--horizon);
}
.btn-no.placed{ transition: none; }

/* puxão gravitacional sutil, antes da fuga */
.btn-no.pulled{
  transition: transform .12s ease-out;
}

/* fuga: espaguetificação + redshift, na direção oposta ao cursor */
.btn-no.fleeing{
  transition: none;
  animation: spaghettify .42s cubic-bezier(.2,.8,.3,1) forwards;
}
@keyframes spaghettify{
  0%{   filter: hue-rotate(0deg) blur(0); }
  30%{  transform: translate(var(--flee-x), var(--flee-y)) scale(var(--stretch-sx,1.7), var(--stretch-sy,.5));
        filter: hue-rotate(-25deg) saturate(1.6) blur(1px); }
  65%{  transform: translate(var(--flee-x), var(--flee-y)) scale(1.1, .92);
        filter: hue-rotate(-8deg); }
  100%{ transform: translate(var(--flee-x), var(--flee-y)) scale(1,1);
        filter: hue-rotate(0deg) blur(0); }
}

.signal-line{
  position: fixed;
  pointer-events:none;
  font-size: 12px; letter-spacing:.04em;
  color: var(--horizon);
  opacity:0;
  z-index: 31;
  max-width: 240px;
  text-align:center;
  transition: opacity .3s ease;
}
.signal-line.show{ opacity:1; }

.attempts-line{
  margin: 22px 0 0;
  font-size: 11.5px; color: var(--ink-dim);
}
#attempt-count{ color: var(--horizon); font-weight:700; }

/* ------------------------------------------------------------ */
/* sucesso: foto assentando após o "salto" pelo wormhole           */
/* ------------------------------------------------------------ */
.wormhole-report{
  display:flex; flex-direction:column; align-items:center; gap:18px;
}

.photo-frame{
  width: min(280px, 85%);
  aspect-ratio: 1/1;
  border-radius: 8px;
  border: 1px solid var(--disk-b);
  overflow:hidden;
  box-shadow: 0 0 40px -6px rgba(94,200,255,.55);
}
.couple-photo{
  width:100%; height:100%; object-fit:cover; display:block;
  animation: settle-from-warp 1.3s cubic-bezier(.2,.8,.2,1) both;
}
@keyframes settle-from-warp{
  from{ filter: blur(16px) saturate(0) hue-rotate(180deg) brightness(1.8); transform: scale(1.5); opacity:0; }
  60%{  filter: blur(4px) saturate(1.4) hue-rotate(-20deg) brightness(1.2); }
  to  { filter: blur(0) saturate(1) hue-rotate(0deg) brightness(1); transform: scale(1); opacity:1; }
}

.report-card{
  width: min(420px, 92%);
  border-top: 1px dashed rgba(94,200,255,.35);
  padding-top: 14px;
}
.report-card h2{
  font-family: var(--display);
  font-size: 16px; letter-spacing:.04em;
  color: var(--disk-b); margin: 0 0 10px;
  text-transform: uppercase;
}
.report-row{ font-size: 13px; color: var(--ink-dim); margin: 4px 0; }
.report-row span{ font-weight:700; color: var(--ink); text-transform:uppercase; letter-spacing:.03em; }
.report-resolution{
  font-size: 15px; color: var(--ink); margin: 10px 0 4px; line-height:1.55; font-style:italic;
}
.report-notes{
  font-size: 12px; color: var(--ink-dim); margin:0;
}

@media (max-width: 480px){
  #gl-canvas { width: 240px !important; height: 240px !important; }
  .astronaut-rig { top: 10%; left: 5%; }
  .astro-svg { width: 50px; height: 50px; }

  .mission-log, .wormhole-report{ padding: 30px 20px 26px; }
  .btn{ padding: 11px 20px; font-size:14px; }
  .singularity{ width: 200px; height:200px; }
  #gl-canvas { width: 240px !important; height: 240px !important; }
  
  
}


@view-transition { navigation: none; }
::view-transition-old(root){
  animation: 800ms cubic-bezier(.9,0,.1,1) blackhole-collapse;
}
::view-transition-new(root){
  animation: 800ms cubic-bezier(.1,0,.9,1) blackhole-emerge;
}
@keyframes blackhole-collapse{
  to { transform: scale(0.05); filter: blur(20px) brightness(3); opacity: 0; }
}
@keyframes blackhole-emerge{
  from { transform: scale(3); filter: blur(20px) brightness(3); opacity: 0; }
}

@media (prefers-reduced-motion: reduce){
  .btn-no.fleeing, .couple-photo,
  ::view-transition-old(root), ::view-transition-new(root){
    animation: none !important;
  }
}


@keyframes float-space {
  0%   { transform: translate(0, 0) scale(1); }
  33%  { transform: translate(30vw, 20vh) scale(0.8); }
  66%  { transform: translate(10vw, 50vh) scale(1.1); }
  100% { transform: translate(-20vw, 15vh) scale(0.9); }
}
@keyframes rotate-astro {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
/* Sugado para o buraco negro no momento do "Sim" */
#stage.collapsing 
#stage.collapsing 
@keyframes sucked-in {
  to {
    top: 50%; left: 50%;
    transform: translate(-50%, -50%) scale(0);
    opacity: 0;
  }
}
@keyframes spin-death {
  to { transform: rotate(720deg); }
}
.astro-chat {
  position: absolute;
  top: -40px;
  left: 50%;
  transform: translateX(-50%) scale(0);
  background: white;
  color: black;
  font-family: var(--font);
  font-size: 12px;
  font-weight: bold;
  padding: 6px 12px;
  border-radius: 12px;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.astro-chat::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  transform: translateX(-50%);
  border-width: 5px 5px 0;
  border-style: solid;
  border-color: white transparent transparent transparent;
}
.astro-chat.show {
  transform: translateX(-50%) scale(1);
  opacity: 1;
}

.hud-scanline {
  position: fixed; inset: 0; z-index: 9998;
  background: linear-gradient(to bottom, rgba(255,255,255,0), rgba(255,255,255,0) 50%, rgba(94,200,255,0.05) 50%, rgba(94,200,255,0.05));
  background-size: 100% 4px;
  pointer-events: none;
}
.hud-radar {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  border-radius: 50%;
  border: 1px solid rgba(94,200,255,0.1);
  box-sizing: border-box;
  transform: scale(1.5);
  pointer-events: none;
  z-index: 0;
  animation: radar-spin 10s linear infinite;
}
.hud-radar::before {
  content: ''; position: absolute; top: 50%; left: 50%; width: 50%; height: 50%;
  background: conic-gradient(from 0deg, rgba(94,200,255,0.2) 0%, transparent 60%);
  transform-origin: 0 0;
}
@keyframes radar-spin {
  to { transform: scale(1.5) rotate(360deg); }
}
@keyframes star-fall {
  to {
    transform: translateY(110vh) rotate(720deg);
    opacity: 0;
  }
}


.astronaut-rig {
  position: fixed;
  top: 25%;
  left: 15%;
  z-index: 9;
  pointer-events: auto;
  cursor: pointer;
  filter: drop-shadow(0 0 12px rgba(94, 200, 255, 0.8));
  animation: float-space 20s cubic-bezier(0.45, 0.05, 0.55, 0.95) infinite alternate;
}
.astro-svg {
  stroke: #dbe7ff;
  stroke-width: 2px;
  width: 70px;
  height: 70px;
  animation: rotate-astro 35s linear infinite;
}