/* ==========================================================
   Blindfolded Studios — estilo
   Paleta: tinta (preto azulado), osso (branco envelhecido),
   sangue (vermelho da venda) e o vermelho aceso do olho.
   ========================================================== */
:root {
  --ink: #0a0a0f;
  --ink-2: #111118;
  --ink-3: #1a1a22;
  --bone: #e8e2d4;
  --bone-dim: #a39e92;
  --bone-faint: #6c685f;
  --red: #c8102e;
  --red-hot: #ff2b3d;
  --blood: #7a0a1c;

  --f-display: "Cinzel", "Times New Roman", serif;
  --f-type: "Special Elite", "Courier New", monospace;
  --f-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  --gutter: clamp(16px, 5vw, 64px);
  --maxw: 1120px;

  /* controlados pelo JS */
  --mx: 50vw;
  --my: 45vh;
  --dark: .75;
  --light-r: clamp(150px, 26vmax, 380px);
  color-scheme: dark;
}

@property --dark { syntax: '<number>'; inherits: true; initial-value: .75; }
:root { transition: --dark 1.2s ease; }

*, *::before, *::after { box-sizing: border-box; }
html { background: var(--ink); -webkit-text-size-adjust: 100%; overflow-x: clip; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--bone);
  font: 400 17px/1.65 var(--f-body);
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
button { font: inherit; color: inherit; }
em { font-style: normal; color: var(--red-hot); }
strong { color: var(--bone); font-weight: 600; }
kbd {
  font: 11px/1 var(--f-type);
  border: 1px solid currentColor;
  border-radius: 3px;
  padding: 2px 5px;
  opacity: .7;
}
::selection { background: var(--red); color: var(--bone); }
:focus-visible { outline: 2px solid var(--red-hot); outline-offset: 3px; }

.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip {
  position: fixed; left: 16px; top: -60px; z-index: 200;
  background: var(--bone); color: var(--ink); padding: 8px 14px; text-decoration: none;
}
.skip:focus { top: 16px; }

/* ---------- botões ---------- */
.btn {
  --b: var(--bone);
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  min-height: 48px; padding: 0 22px;
  font: 13px/1 var(--f-type); letter-spacing: .18em; text-transform: uppercase; text-decoration: none;
  color: var(--bone); background: transparent;
  border: 1px solid color-mix(in srgb, var(--b) 55%, transparent);
  cursor: pointer; position: relative; overflow: hidden;
  transition: background .25s, color .25s, border-color .25s, transform .15s;
}
.btn::before {
  content: ""; position: absolute; inset: 0; background: var(--b);
  transform: scaleX(0); transform-origin: left; transition: transform .35s cubic-bezier(.7,0,.2,1); z-index: -1;
}
.btn:hover { color: var(--ink); border-color: var(--b); }
.btn:hover::before { transform: scaleX(1); }
.btn:active { transform: translateY(1px); }
.btn { isolation: isolate; }
.btn--red { --b: var(--red); border-color: var(--red); background: color-mix(in srgb, var(--red) 18%, transparent); }
.btn--red:hover { color: var(--bone); }

/* ==========================================================
   TELA DE AVISO
   ========================================================== */
.gate { display: none; }
.js .gate {
  display: grid; place-items: center;
  position: fixed; inset: 0; z-index: 100;
  background: radial-gradient(ellipse at 50% 40%, #16060a 0%, var(--ink) 60%);
  padding: 24px var(--gutter);
  transition: opacity .9s ease, visibility .9s;
}
.gate.is-gone { opacity: 0; visibility: hidden; pointer-events: none; }
.gate__inner { max-width: 560px; text-align: center; }
.gate__logo { width: 112px; height: 112px; margin: 0 auto 28px; animation: breathe 4s ease-in-out infinite; }
.gate__tag {
  font: 12px/1 var(--f-type); letter-spacing: .32em; text-transform: uppercase; color: var(--red-hot); margin: 0 0 14px;
}
.gate__title { font: 700 clamp(28px, 6vw, 46px)/1.1 var(--f-display); margin: 0 0 16px; letter-spacing: .02em; }
.gate__text { color: var(--bone-dim); margin: 0 0 32px; }
.gate__actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.gate__hint { margin: 28px 0 0; font: 12px/1 var(--f-type); letter-spacing: .2em; text-transform: uppercase; color: var(--bone-faint); }
.blink { animation: blink 1s steps(2) infinite; color: var(--red-hot); }

@keyframes breathe { 0%,100% { transform: scale(1); filter: drop-shadow(0 0 0 transparent); } 50% { transform: scale(1.04); filter: drop-shadow(0 0 24px rgba(200,16,46,.35)); } }
@keyframes blink { 50% { opacity: 0; } }

/* ==========================================================
   CAMADAS DE ATMOSFERA
   ========================================================== */
.fx { position: fixed; inset: 0; pointer-events: none; }

/* lanterna: tudo escuro menos um círculo ao redor do cursor */
.fx--flashlight {
  z-index: 40;
  background: radial-gradient(circle var(--light-r) at var(--mx) var(--my),
    rgba(10,10,15,0) 0%,
    rgba(10,10,15,calc(var(--dark) * .35)) 45%,
    rgba(10,10,15,var(--dark)) 100%);
  transition: opacity .6s ease;
}
body.lights-on .fx--flashlight { opacity: 0; }
body.flicker .fx--flashlight { animation: flick .5s steps(1) 1; }
@keyframes flick {
  0% { opacity: 1; } 10% { opacity: .2; } 20% { opacity: 1; } 35% { opacity: .1; }
  40% { background: rgba(10,10,15,.97); opacity: 1; } 60% { opacity: 1; } 100% { opacity: 1; }
}

.fx--vignette { z-index: 41; background: radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,.65) 100%); }

.fx--grain { z-index: 42; overflow: hidden; opacity: .07; mix-blend-mode: screen; }
.fx--grain::before {
  content: ""; position: absolute; inset: -50%;
  background-image: var(--noise);
  background-size: 180px 180px;
  animation: grain .6s steps(6) infinite;
}
@keyframes grain {
  0% { transform: translate(0,0); } 17% { transform: translate(-5%,-8%); } 33% { transform: translate(7%,3%); }
  50% { transform: translate(-3%,9%); } 67% { transform: translate(9%,-4%); } 83% { transform: translate(-8%,5%); }
}
.fx--scan {
  z-index: 43; opacity: .18;
  background: repeating-linear-gradient(to bottom, transparent 0 2px, rgba(0,0,0,.55) 2px 3px);
}

/* flash de glitch no salto do loop */
.fx--glitch { z-index: 60; opacity: 0; background: var(--ink); }
body.glitching .fx--glitch { animation: glitchFlash .55s steps(1) 1; }
body.glitching main { animation: rgbSplit .55s steps(2) 1; }
@keyframes glitchFlash {
  0% { opacity: .95; background: var(--ink); }
  15% { opacity: .5; background: repeating-linear-gradient(0deg, var(--red) 0 3px, transparent 3px 11px); }
  30% { opacity: .9; background: var(--ink); }
  45% { opacity: .35; background: repeating-linear-gradient(0deg, var(--bone) 0 1px, transparent 1px 7px); }
  60% { opacity: .8; background: var(--ink); }
  100% { opacity: 0; }
}
@keyframes rgbSplit {
  0% { filter: drop-shadow(6px 0 0 rgba(255,43,61,.7)) drop-shadow(-6px 0 0 rgba(80,200,255,.5)); transform: translateX(-4px) skewX(-2deg); }
  50% { filter: drop-shadow(-4px 0 0 rgba(255,43,61,.7)) drop-shadow(4px 0 0 rgba(80,200,255,.5)); transform: translateX(3px); }
  100% { filter: none; transform: none; }
}

/* uma sombra que atravessa a tela de vez em quando */
.shadow-pass {
  position: fixed; z-index: 39; top: 10vh; left: -40vw; width: 32vw; height: 90vh; pointer-events: none;
  background: radial-gradient(ellipse 40% 50% at 50% 45%, rgba(0,0,0,.95), transparent 70%);
  filter: blur(18px); opacity: 0;
}
.shadow-pass.go { animation: pass 1.1s cubic-bezier(.6,0,.4,1) 1; }
@keyframes pass { 0% { opacity: 0; transform: translateX(0); } 15% { opacity: 1; } 85% { opacity: 1; } 100% { opacity: 0; transform: translateX(180vw); } }

/* cartão de capítulo — como a transição de fase de um jogo */
.chapter-card {
  position: fixed; z-index: 55; left: 50%; top: 50%; transform: translate(-50%,-50%);
  width: 100%; padding: 36px var(--gutter);
  text-align: center; pointer-events: none; opacity: 0;
  display: grid; gap: 10px;
  background: linear-gradient(to bottom, transparent, rgba(3,3,5,.92) 22%, rgba(3,3,5,.92) 78%, transparent);
}
.chapter-card__num { font: 12px/1 var(--f-type); letter-spacing: .5em; text-transform: uppercase; color: var(--red-hot); }
.chapter-card__name { font: 700 clamp(28px, 6vw, 64px)/1 var(--f-display); letter-spacing: .08em; text-shadow: 0 0 40px rgba(0,0,0,.9); }
.chapter-card.show { animation: card 1.6s ease 1; }
@keyframes card {
  0% { opacity: 0; letter-spacing: .5em; filter: blur(8px); }
  25% { opacity: 1; filter: blur(0); }
  70% { opacity: 1; }
  100% { opacity: 0; filter: blur(4px); }
}

/* ==========================================================
   HUD
   ========================================================== */
.hud { position: fixed; left: 0; right: 0; z-index: 50; display: flex; justify-content: space-between; align-items: center; padding: 14px var(--gutter); pointer-events: none; }
.hud > * { pointer-events: auto; }
.hud--top { top: 0; background: linear-gradient(to bottom, rgba(10,10,15,.85), transparent); }
.hud--bottom { bottom: 0; align-items: flex-end; }
.hud__brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.hud__brand img { width: 36px; height: 36px; }
.hud__brand span { font: 900 15px/1 var(--f-display); letter-spacing: .12em; text-transform: uppercase; display: grid; gap: 3px; }
.hud__brand small { font: 9px/1 var(--f-type); letter-spacing: .5em; color: var(--bone-dim); }
.hud__actions { display: flex; gap: 8px; align-items: center; }
.hud__btn {
  height: 40px; min-width: 40px; padding: 0 10px;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: rgba(10,10,15,.6); border: 1px solid rgba(232,226,212,.25); cursor: pointer;
  font: 11px/1 var(--f-type); letter-spacing: .2em; text-transform: uppercase;
  transition: border-color .2s, background .2s;
}
.hud__btn:hover { border-color: var(--bone); }
.hud__btn[aria-pressed="true"] { border-color: var(--red); background: rgba(200,16,46,.2); }
@media (max-width: 560px) { .hud__btn--menu kbd, .hud__brand span { display: none; } }

/* ícones desenhados em CSS */
.ico { width: 18px; height: 18px; position: relative; display: inline-block; }
.ico--sound::before { content: ""; position: absolute; left: 1px; top: 5px; width: 5px; height: 8px; background: currentColor; }
.ico--sound::after {
  content: ""; position: absolute; left: 4px; top: 1px; width: 0; height: 0;
  border: 8px solid transparent; border-right-color: currentColor; border-left: 0; transform: translateX(0);
}
[aria-pressed="true"] > .ico--sound { color: var(--red-hot); }
.ico--bulb::before { content: ""; position: absolute; left: 3px; top: 1px; width: 12px; height: 12px; border: 2px solid currentColor; border-radius: 50%; }
.ico--bulb::after { content: ""; position: absolute; left: 6px; top: 14px; width: 6px; height: 3px; background: currentColor; }
[aria-pressed="true"] > .ico--bulb::before { background: #ffe9a8; border-color: #ffe9a8; box-shadow: 0 0 12px #ffe9a8; }

.sanity { display: grid; gap: 6px; }
.sanity__label, .loopcount { font: 11px/1 var(--f-type); letter-spacing: .3em; text-transform: uppercase; color: var(--bone-dim); }
.sanity__bar { width: clamp(90px, 18vw, 180px); height: 6px; border: 1px solid rgba(232,226,212,.3); padding: 1px; display: block; }
.sanity__bar i { display: block; height: 100%; width: 100%; background: linear-gradient(90deg, var(--blood), var(--red-hot)); transform-origin: left; transition: transform .2s linear; }
.loopcount b { color: var(--red-hot); font-weight: 400; }

/* ==========================================================
   MENU DE PAUSA
   ========================================================== */
.pause { position: fixed; inset: 0; z-index: 90; display: grid; place-items: center; background: rgba(5,5,8,.92); backdrop-filter: blur(6px); padding: 24px var(--gutter); overflow-y: auto; }
.pause[hidden] { display: none; }
.pause__inner { width: min(520px, 100%); }
.pause__tag { font: 12px/1 var(--f-type); letter-spacing: .32em; text-transform: uppercase; color: var(--red-hot); margin: 0 0 6px; }
.pause__title { font: 900 clamp(40px, 8vw, 64px)/1 var(--f-display); margin: 0 0 28px; letter-spacing: .06em; }
.pause__nav { display: grid; gap: 2px; margin-bottom: 28px; }
.pause__item {
  display: block; text-align: left; padding: 12px 14px 12px 28px; position: relative;
  font: 700 17px/1.2 var(--f-display); letter-spacing: .06em; text-decoration: none;
  background: none; border: 0; border-left: 2px solid transparent; cursor: pointer; color: var(--bone-dim);
  transition: color .15s, border-color .15s, background .15s;
}
.pause__item::before { content: "▸"; position: absolute; left: 10px; opacity: 0; color: var(--red-hot); transition: opacity .15s; }
.pause__item:hover, .pause__item:focus-visible { color: var(--bone); border-left-color: var(--red); background: rgba(200,16,46,.1); outline: none; }
.pause__item:hover::before, .pause__item:focus-visible::before { opacity: 1; }
.pause__opts { display: grid; gap: 10px; border-top: 1px solid rgba(232,226,212,.15); padding-top: 20px; }
.opt { display: flex; align-items: center; gap: 12px; font: 13px/1.3 var(--f-type); letter-spacing: .08em; cursor: pointer; min-height: 32px; }
.opt input { appearance: none; width: 18px; height: 18px; border: 1px solid var(--bone-dim); margin: 0; display: grid; place-items: center; cursor: pointer; }
.opt input:checked { border-color: var(--red); background: var(--red); }
.opt input:checked::after { content: ""; width: 6px; height: 10px; border: solid var(--bone); border-width: 0 2px 2px 0; transform: rotate(45deg) translate(-1px,-1px); }

/* ==========================================================
   CAPÍTULOS
   ========================================================== */
.chapter { position: relative; min-height: 100vh; min-height: 100svh; }
.wrap { width: min(var(--maxw), 100% - 2 * var(--gutter)); margin: 0 auto; padding: clamp(96px, 16vh, 180px) 0; }

.kicker { font: 13px/1 var(--f-type); letter-spacing: .28em; text-transform: uppercase; color: var(--bone-dim); margin: 0 0 18px; display: flex; gap: 14px; align-items: center; }
.kicker__num { color: var(--red-hot); }
.kicker__num::after { content: ""; display: inline-block; width: 28px; height: 1px; background: var(--red); vertical-align: middle; margin-left: 14px; }
.h2 { font: 700 clamp(34px, 6.4vw, 76px)/1.04 var(--f-display); letter-spacing: .01em; margin: 0 0 clamp(28px, 5vw, 56px); max-width: 16ch; text-wrap: balance; }
.lede { font-size: clamp(17px, 2vw, 20px); color: var(--bone-dim); max-width: 52ch; margin: -24px 0 48px; }
.big { font-size: clamp(20px, 2.6vw, 28px); line-height: 1.45; margin: 0; }

/* texto com glitch (pseudo-elementos em vermelho e ciano deslocados) */
.glitch { position: relative; }
.glitch::before, .glitch::after {
  content: attr(data-text); position: absolute; inset: 0; pointer-events: none; opacity: 0;
}
.glitch::before { color: var(--red-hot); transform: translate(-3px, 0); clip-path: inset(10% 0 60% 0); }
.glitch::after { color: #7fd8ff; transform: translate(3px, 0); clip-path: inset(55% 0 12% 0); mix-blend-mode: screen; }
.glitch.is-glitching::before, .glitch.is-glitching::after { animation: glitchSlices .7s steps(2) 1; }
.hero .glitch::before, .hero .glitch::after { animation: glitchSlices 5.5s steps(1) infinite; }
@keyframes glitchSlices {
  0% { opacity: .9; clip-path: inset(12% 0 70% 0); transform: translate(-4px, 1px); }
  10% { opacity: .9; clip-path: inset(62% 0 8% 0); transform: translate(5px, -1px); }
  20% { opacity: .9; clip-path: inset(40% 0 42% 0); transform: translate(-2px, 0); }
  30% { opacity: 0; }
  100% { opacity: 0; }
}

/* revelação ao entrar na tela: sai do borrão, como vista se ajustando ao escuro */
.js .reveal { opacity: 0; transform: translateY(24px); filter: blur(10px); transition: opacity 1s ease, transform 1s cubic-bezier(.2,.7,.2,1), filter 1.2s ease; }
.js .reveal.in { opacity: 1; transform: none; filter: none; }
.js .reveal.in:nth-child(2) { transition-delay: .08s; }
.js .reveal.in:nth-child(3) { transition-delay: .16s; }
.js .reveal.in:nth-child(4) { transition-delay: .24s; }

/* ---------- CAP. 0: início ---------- */
.hero { display: grid; place-items: center; align-content: center; gap: clamp(8px, 2vh, 20px); padding: 80px var(--gutter) 70px; text-align: center; overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 50% 38%, rgba(200,16,46,.14), transparent 45%); pointer-events: none; }
.hero__emblem { width: min(40vh, 72vw, 400px); aspect-ratio: 1; position: relative; }
.emblem { width: 100%; height: 100%; overflow: visible; }
.emblem__iris { transition: transform .12s ease-out; }
.emblem__eye { transform-box: view-box; transform-origin: 313px 276px; }
.emblem__eye.blinking { animation: eyeBlink .22s ease-in-out 1; }
@keyframes eyeBlink { 50% { transform: scaleY(.05); } }
.emblem__glow { transition: opacity .4s; }
.emblem__tail { transform-box: view-box; transform-origin: 140px 330px; animation: sway 5s ease-in-out infinite; }
.emblem__tail--b { animation-delay: -1.8s; animation-duration: 6.3s; }
@keyframes sway { 0%,100% { transform: rotate(0); } 50% { transform: rotate(5deg); } }
.hero__title { font: 900 clamp(32px, 9.4vw, 132px)/.95 var(--f-display); letter-spacing: .04em; margin: 0; text-transform: uppercase; }
.hero__studios { font: 14px/1 var(--f-type); letter-spacing: .6em; text-transform: uppercase; color: var(--bone-dim); margin: 0; }
.hero__copy { display: grid; justify-items: center; gap: 10px; }
.hero .kicker { justify-content: center; margin: 0; }
.hero__lead { font: clamp(17px, 2.3vw, 22px)/1.4 var(--f-type); color: var(--bone); margin: 6px auto 0; max-width: 34ch; }
.scroll-hint { margin: 14px 0 0; display: grid; justify-items: center; gap: 10px; font: 11px/1 var(--f-type); letter-spacing: .35em; text-transform: uppercase; color: var(--bone-faint); }
.scroll-hint__line { width: 1px; height: 36px; background: linear-gradient(var(--red), transparent); animation: drip 2.2s ease-in infinite; transform-origin: top; }
@keyframes drip { 0% { transform: scaleY(0); opacity: 1; } 70% { transform: scaleY(1); opacity: 1; } 100% { transform: scaleY(1); opacity: 0; } }
@media (max-height: 700px) { .scroll-hint { display: none; } }

/* ---------- CAP. I: a venda ---------- */
.about__grid { display: grid; gap: clamp(24px, 5vw, 72px); grid-template-columns: 1.2fr 1fr; align-items: start; }
.about__notes p { color: var(--bone-dim); margin: 0 0 20px; }
@media (max-width: 820px) { .about__grid { grid-template-columns: 1fr; } }
.stats { list-style: none; padding: 0; margin: clamp(48px, 8vw, 96px) 0 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(232,226,212,.15); }
.stats li { padding: 24px 12px 0 0; display: grid; gap: 6px; }
.stats b { font: 900 clamp(36px, 7vw, 72px)/1 var(--f-display); color: var(--bone); }
.stats li:first-child b { color: var(--red-hot); }
.stats span { font: 12px/1.3 var(--f-type); letter-spacing: .18em; text-transform: uppercase; color: var(--bone-dim); }

/* ---------- CAP. II: arquivos ---------- */
.files__grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr)); }
.file {
  background: linear-gradient(160deg, #1b1914, #121110 60%);
  border: 1px solid rgba(232,226,212,.12);
  padding: 22px 22px 18px; position: relative;
  font-family: var(--f-type); color: #d9d2bf;
  box-shadow: 0 30px 60px -30px rgba(0,0,0,.9);
  transition: transform .4s cubic-bezier(.2,.7,.2,1), border-color .3s;
}
.file::after { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 80% 0%, rgba(200,16,46,.12), transparent 50%); pointer-events: none; }
.file:hover, .file:focus-visible { transform: translateY(-6px) rotate(-.4deg); border-color: rgba(200,16,46,.6); }
.file__head { display: flex; justify-content: space-between; gap: 10px; font-size: 12px; letter-spacing: .2em; text-transform: uppercase; color: var(--bone-faint); border-bottom: 1px dashed rgba(232,226,212,.2); padding-bottom: 12px; margin-bottom: 18px; }
.stamp { color: var(--bone); border: 1px solid currentColor; padding: 3px 6px; transform: rotate(-3deg); font-size: 10px; }
.stamp--red { color: var(--red-hot); }
.file__title { font: 700 24px/1.2 var(--f-display); margin: 0 0 14px; color: var(--bone); }
.file__meta { margin: 0 0 14px; display: grid; gap: 4px; font-size: 13px; }
.file__meta div { display: flex; gap: 10px; }
.file__meta dt { color: var(--bone-faint); min-width: 90px; }
.file__meta dd { margin: 0; }
.file__body { margin: 0 0 16px; line-height: 1.6; font-size: 15px; }
.file__foot { margin: 0; font-size: 12px; color: var(--bone-faint); letter-spacing: .08em; }
.whisper { color: var(--red-hot); letter-spacing: .3em; }
/* tarjas pretas: somem quando você passa o mouse (ou a lanterna) */
.redact { background: repeating-linear-gradient(-45deg, #000 0 6px, #0e0d0c 6px 8px); outline: 1px solid rgba(232,226,212,.1); color: transparent; padding: 0 .15em; border-radius: 1px; transition: color .3s, background .3s; box-decoration-break: clone; -webkit-box-decoration-break: clone; }
.file:hover .redact, .file:focus-visible .redact { background: rgba(200,16,46,.25); color: var(--red-hot); }

/* ---------- CAP. III: bilhetes ---------- */
.notes { display: grid; gap: clamp(20px, 3vw, 36px); grid-template-columns: repeat(auto-fit, minmax(min(240px, 100%), 1fr)); }
.note {
  margin: 0; background: #d8d0bb; color: #1d1a14; padding: 30px 22px 26px; position: relative;
  box-shadow: 0 24px 40px -20px rgba(0,0,0,.9), inset 0 0 40px rgba(90,70,30,.35);
  transform: rotate(-1.2deg);
  clip-path: polygon(0 2%, 4% 0, 30% 1%, 60% 0, 100% 1.5%, 99% 40%, 100% 97%, 70% 100%, 35% 98.5%, 2% 100%, 0 60%);
  transition: transform .3s;
}
.note--tilt { transform: rotate(1.6deg) translateY(12px); }
.note:hover { transform: rotate(0) scale(1.02); }
.note blockquote { margin: 0; font: 18px/1.5 var(--f-type); }
.note__pin { position: absolute; top: 10px; left: 50%; width: 12px; height: 12px; border-radius: 50%; background: radial-gradient(circle at 35% 35%, #ff6070, var(--red) 60%, var(--blood)); transform: translateX(-50%); box-shadow: 0 3px 4px rgba(0,0,0,.5); }
.note--blood { background: #cfc4a8; }
.note--blood::after { content: ""; position: absolute; right: 16px; bottom: 10px; width: 70px; height: 70px; background: radial-gradient(circle at 40% 40%, rgba(122,10,28,.75), rgba(122,10,28,.3) 45%, transparent 62%); border-radius: 48% 52% 40% 60%; pointer-events: none; }

/* ---------- CAP. IV: corredor 3D guiado pela rolagem ---------- */
.corridor { height: 420vh; min-height: 0; }
.corridor__stage {
  position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden;
  perspective: 520px; perspective-origin: 50% 48%;
  background: #030305;
}
.corridor__world {
  --W: min(100vw, 1100px); --H: 100vh; --D: 4200px; --z: 0px;
  position: absolute; left: 50%; top: 50%; width: 0; height: 0;
  transform-style: preserve-3d;
  transform: translateZ(var(--z)) rotateZ(var(--tilt, 0deg));
}
.plane { position: absolute; left: 0; top: 0; backface-visibility: visible; }
.plane--left, .plane--right {
  width: var(--D); height: var(--H); margin-left: calc(var(--D) / -2); margin-top: calc(var(--H) / -2);
  background:
    repeating-linear-gradient(90deg, rgba(0,0,0,.35) 0 2px, transparent 2px 180px),
    linear-gradient(to bottom, #1d1b19 0 68%, #26140f 68% 70%, #141312 70%);
}
.plane--left { transform: translate3d(calc(var(--W) / -2), 0, calc(var(--D) / -2)) rotateY(90deg); }
.plane--right { transform: translate3d(calc(var(--W) / 2), 0, calc(var(--D) / -2)) rotateY(-90deg); }
.plane--left::after, .plane--right::after { content: ""; position: absolute; inset: 0; }
.plane--left::after { background: linear-gradient(to right, rgba(3,3,5,.2), rgba(3,3,5,1) 92%); }
.plane--right::after { background: linear-gradient(to left, rgba(3,3,5,.2), rgba(3,3,5,1) 92%); }
.plane--floor, .plane--ceil {
  width: var(--W); height: var(--D); margin-left: calc(var(--W) / -2); margin-top: calc(var(--D) / -2);
}
.plane--floor {
  transform: translate3d(0, calc(var(--H) / 2), calc(var(--D) / -2)) rotateX(90deg);
  background:
    linear-gradient(to top, rgba(3,3,5,.1), rgba(3,3,5,1) 90%),
    repeating-linear-gradient(0deg, #151412 0 118px, #0b0a09 118px 120px),
    repeating-linear-gradient(90deg, transparent 0 118px, #0b0a09 118px 120px);
}
.plane--ceil {
  transform: translate3d(0, calc(var(--H) / -2), calc(var(--D) / -2)) rotateX(90deg);
  background: linear-gradient(to top, #0e0e10, #030305 90%);
}
.plane--ceil::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(3,3,5,1), rgba(3,3,5,0) 100%); pointer-events: none; }
.lamp { position: absolute; left: 50%; width: 80px; height: 260px; margin-left: -40px; background: #fff6dc; box-shadow: 0 0 60px 20px rgba(255,236,190,.35); animation: lamp 7s steps(1) infinite; }
.lamp:nth-child(2) { animation-delay: -2.3s; }
.lamp:nth-child(4) { animation-delay: -4.1s; animation-duration: 3.7s; }
.lamp--dead { background: #2a2824; box-shadow: none; animation: none; }
@keyframes lamp { 0%,100% { opacity: 1; } 42% { opacity: .15; } 43% { opacity: 1; } 45% { opacity: .1; } 47% { opacity: 1; } }
.door { position: absolute; bottom: 30%; width: 300px; height: 62%; margin-left: -150px; background: linear-gradient(#0d0b0a, #17120f); border: 8px solid #262019; box-shadow: inset 0 0 40px #000; }
.door::after { content: ""; position: absolute; right: 22px; top: 52%; width: 14px; height: 14px; border-radius: 50%; background: #3b3024; }
.wall-text { position: absolute; top: 18%; font: clamp(40px, 6vw, 90px)/1 var(--f-type); color: rgba(200,16,46,.75); white-space: nowrap; transform: rotate(-2deg); text-shadow: 0 0 8px rgba(122,10,28,.8); letter-spacing: .05em; }
.plane--end {
  width: var(--W); height: var(--H); margin-left: calc(var(--W) / -2); margin-top: calc(var(--H) / -2);
  transform: translate3d(0, 0, calc(var(--D) * -1));
  background: #070708; display: grid; place-items: end center;
}
.exit-door {
  width: 34%; height: 72%; margin-bottom: 0;
  background: linear-gradient(#141210, #0c0b0a); border: 10px solid #221c16;
  display: grid; place-items: start center; position: relative;
  box-shadow: 0 0 calc(var(--doorglow, 0) * 160px) calc(var(--doorglow, 0) * 50px) rgba(255,232,190,.35);
}
.exit-door::after { content: ""; position: absolute; left: 0; right: 0; bottom: -10px; height: 10px; background: #ffe7b8; box-shadow: 0 0 40px 12px rgba(255,231,184,.6); opacity: calc(.3 + var(--doorglow, 0) * .7); }
.exit-door span { margin-top: -80px; font: 40px/1 var(--f-type); letter-spacing: .4em; color: #3dff8a; text-shadow: 0 0 12px #3dff8a; background: #0a1a10; padding: 12px 18px 12px 30px; border: 2px solid #1d4d2c; }
.plane--figure {
  width: 260px; height: 676px; margin-left: -130px; margin-top: calc(var(--H) / 2 - 676px);
  transform: translate3d(0, 0, calc(var(--D) * -.72));
  opacity: 0; transition: opacity .12s;
}
.plane--figure svg { width: 100%; height: 100%; filter: drop-shadow(0 0 30px #000); }
body.loop-2 .plane--figure, body.loop-3 .plane--figure { opacity: var(--figure, 0); }
body.loop-3 .plane--figure { transform: translate3d(0, 0, calc(var(--D) * -.45)); }

.corridor__captions { position: absolute; inset: auto var(--gutter) 16vh; text-align: center; pointer-events: none; }
.corridor__captions .kicker { justify-content: center; margin-bottom: 26px; }
.caption {
  position: absolute; left: 0; right: 0; top: 40px; margin: 0;
  font: clamp(22px, 3.6vw, 40px)/1.2 var(--f-type); color: var(--bone);
  text-shadow: 0 2px 20px #000, 0 0 2px #000;
  opacity: 0; transition: opacity .6s, filter .6s; filter: blur(6px);
}
.caption.on { opacity: 1; filter: none; }

/* ---------- CAP. V: contato ---------- */
.contact { background: radial-gradient(ellipse at 50% 30%, #1b1510 0%, var(--ink) 65%); display: grid; align-items: center; }
.contact__wrap { text-align: center; }
.contact .kicker { justify-content: center; }
.contact .h2 { margin-left: auto; margin-right: auto; max-width: 20ch; }
.contact .lede { margin: -20px auto 40px; }
.mail {
  display: inline-block; font: 400 clamp(20px, 4.4vw, 50px)/1.2 var(--f-type); letter-spacing: .01em;
  text-decoration: none; color: var(--bone); word-break: break-word;
  background: linear-gradient(var(--red), var(--red)) no-repeat 0 100% / 0 3px;
  padding-bottom: 8px; transition: background-size .5s cubic-bezier(.7,0,.2,1), color .3s;
}
.mail:hover, .mail:focus-visible { background-size: 100% 3px; color: #fff; }
.contact__actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 36px; }
.copied { min-height: 1.6em; margin: 16px 0 0; font: 13px/1.4 var(--f-type); letter-spacing: .15em; color: var(--red-hot); text-transform: uppercase; }
.foot { margin-top: clamp(80px, 14vh, 140px); padding-top: 32px; border-top: 1px solid rgba(232,226,212,.12); display: grid; justify-items: center; gap: 14px; }
.foot img { width: min(300px, 80%); height: auto; }
.foot p { margin: 0; font: 12px/1.4 var(--f-type); letter-spacing: .12em; color: var(--bone-faint); }

/* ---------- ∞: não existe saída ---------- */
.noexit { display: grid; place-items: center; align-content: center; gap: 18px; text-align: center; padding: 0 var(--gutter); background: linear-gradient(var(--ink), #000 40%, #000 60%, var(--ink)); }
.noexit__text { font: 900 clamp(34px, 7vw, 88px)/1 var(--f-display); margin: 0; color: var(--blood); letter-spacing: .04em; }
.noexit__sub { margin: 0; font: 12px/1 var(--f-type); letter-spacing: .5em; text-transform: uppercase; color: var(--bone-faint); animation: blink 2s steps(2) infinite; }

/* ==========================================================
   VARIAÇÕES A CADA LOOP
   ========================================================== */
body.loop-2 .emblem__glow { opacity: 1; }
body.loop-2 .hero::before { background: radial-gradient(circle at 50% 38%, rgba(200,16,46,.24), transparent 50%); }
body.loop-3 .hero::before { background: radial-gradient(circle at 50% 38%, rgba(200,16,46,.36), transparent 55%); }
body.loop-3 .hero__title { color: var(--red-hot); }

/* ==========================================================
   MODO CALMO / MOVIMENTO REDUZIDO
   ========================================================== */
body.calm .fx--grain, body.calm .fx--scan, body.calm .shadow-pass, body.calm .chapter-card { display: none; }
body.calm .glitch::before, body.calm .glitch::after { display: none; }
body.calm.glitching .fx--glitch, body.calm.glitching main { animation: none; }
body.calm .lamp { animation: none; }
body.calm .emblem__tail, body.calm .gate__logo, body.calm .scroll-hint__line { animation: none; }
.calm .reveal { filter: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .fx--grain { display: none; }
}