/* Desinflame · identidade do livro: petróleo-musgo, ouro em folha, brasa */
:root{
  --fundo:#0A1C20; --petroleo:#123439; --musgo:#1A4243; --folha:#2D6365; --folha-clara:#86B9AD;
  --ouro:#C9A55A; --ouro-claro:#F3DA9C; --ouro-escuro:#86662A;
  --brasa:#D9521C; --brasa-clara:#F4A43A;
  --texto:#EFE8D8; --texto-2:rgba(239,232,216,.64); --texto-3:rgba(239,232,216,.38);
  --linha:rgba(201,165,90,.22);
  --foil:linear-gradient(100deg,#7A5A22 0%,#C9A55A 22%,#FFF1C4 38%,#D9B76A 52%,#8A6A2C 70%,#E8C97E 86%,#7A5A22 100%);
  --serifa:"Cormorant Garamond",Georgia,serif;
  --sans:"Montserrat",system-ui,sans-serif;
  --cond:"Oswald","Arial Narrow",sans-serif;
  --ease:cubic-bezier(.16,1,.3,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{background:var(--fundo);-webkit-text-size-adjust:100%}
body{background:var(--fundo);color:var(--texto);font:400 16px/1.6 var(--sans);min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased}
body.travado{overflow:hidden}
button,input{font:inherit;color:inherit}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
::selection{background:var(--ouro);color:var(--fundo)}

/* ---------- atmosfera ---------- */
#ceu{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
.grao{position:fixed;inset:-50%;z-index:1;pointer-events:none;opacity:.07;
  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='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  animation:grao 1.2s steps(6) infinite}
@keyframes grao{0%{transform:translate(0,0)}20%{transform:translate(-3%,2%)}40%{transform:translate(2%,-3%)}60%{transform:translate(-2%,-1%)}80%{transform:translate(3%,3%)}}
#app{position:relative;z-index:2;min-height:100vh}

.ouro{background:var(--foil);background-size:250% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:brilho 6s linear infinite} /* selo-ok: título em ouro em folha, igual à capa do livro Desinflame */
@keyframes brilho{to{background-position:-250% 0}}

/* ---------- cursor ---------- */
.cursor{display:none}
@media (pointer:fine){
  .cursor{display:block;position:fixed;inset:0;pointer-events:none;z-index:90}
  .cursor i,.cursor b{position:absolute;left:0;top:0;border-radius:50%}
  .cursor i{width:6px;height:6px;margin:-3px;background:var(--ouro-claro)}
  .cursor b{width:38px;height:38px;margin:-19px;border:1px solid rgba(243,218,156,.55);transition:width .4s var(--ease),height .4s var(--ease),margin .4s var(--ease),background .4s}
  .cursor.sobre b{width:74px;height:74px;margin:-37px;background:rgba(201,165,90,.08)}
}

/* ---------- abertura ---------- */
#abertura{position:fixed;inset:0;z-index:100;display:grid;place-content:center;justify-items:center;text-align:center;
  background:radial-gradient(120% 90% at 50% 45%,#16393d 0%,#0A1C20 55%,#050f11 100%);cursor:pointer;padding:24px}
#abertura.sai{animation:abre 1.3s var(--ease) forwards}
@keyframes abre{0%{clip-path:circle(150% at 50% 42%)}100%{clip-path:circle(0% at 50% 42%);visibility:hidden}}
.ab-cerebro{position:relative;width:min(44vw,230px);aspect-ratio:380/430;margin-bottom:30px}
.hemi{position:absolute;top:0;width:51.3%;height:100%;background:url(img/cerebro.png) no-repeat;background-size:195% 100%;opacity:0}
.hemi.brasa{-webkit-mask:radial-gradient(100% 50% at 100% 50%,#000 70%,transparent 100%);mask:radial-gradient(100% 50% at 100% 50%,#000 70%,transparent 100%);left:0;background-position:0 0;transform:translateX(-60vw) rotate(-14deg)}
.hemi.folha{-webkit-mask:radial-gradient(100% 50% at 0% 50%,#000 70%,transparent 100%);mask:radial-gradient(100% 50% at 0% 50%,#000 70%,transparent 100%);right:0;width:48.7%;background-position:100% 0;transform:translateX(60vw) rotate(14deg)}
.ab-cerebro .faisca{left:50.5%;top:57%}
.faisca{position:absolute;left:50%;top:50%;width:12px;height:12px;margin:-6px;border-radius:50%;background:#fff;box-shadow:0 0 30px 12px #FFE7A8,0 0 90px 40px rgba(244,164,58,.6);transform:scale(0)}
.onda{position:absolute;left:50%;top:50%;width:20px;height:20px;margin:-10px;border-radius:50%;border:1px solid var(--ouro-claro);opacity:0}
.ab-autora{font:600 clamp(11px,1.4vw,14px)/1 var(--sans);letter-spacing:1.6em;margin-right:-1.6em;color:var(--texto);opacity:0}
.ab-titulo{font:600 clamp(64px,14vw,190px)/.92 var(--cond);letter-spacing:.01em;margin:18px 0 22px;display:flex;justify-content:center}
.ab-titulo span{display:inline-block;transform:translateY(105%);clip-path:inset(0 0 0 0);opacity:0}
.ab-frase{font:italic 400 clamp(19px,2.4vw,28px)/1.2 var(--serifa);color:var(--texto-2);opacity:0}
.ab-pular{position:absolute;bottom:max(28px,env(safe-area-inset-bottom));left:0;right:0;font-size:10px;letter-spacing:.42em;text-transform:uppercase;color:var(--texto-3);opacity:0;animation:fade 1s 2.4s forwards}
#abertura.vai .hemi.brasa{animation:hemiE 1.5s var(--ease) .1s forwards}
#abertura.vai .hemi.folha{animation:hemiD 1.5s var(--ease) .1s forwards}
#abertura.vai .faisca{animation:faisca 1.6s var(--ease) 1.25s forwards}
#abertura.vai .onda{animation:onda 1.8s var(--ease) 1.3s forwards}
#abertura.vai .onda.o2{animation-delay:1.55s}
#abertura.vai .ab-autora{animation:autora 1.8s var(--ease) 1.2s forwards}
#abertura.vai .ab-frase{animation:sobe 1.2s var(--ease) 2.6s forwards}
@keyframes hemiE{to{transform:none;opacity:1}}
@keyframes hemiD{to{transform:none;opacity:1}}
@keyframes faisca{0%{transform:scale(0)}35%{transform:scale(2.6)}100%{transform:scale(1)}}
@keyframes onda{0%{transform:scale(1);opacity:.9}100%{transform:scale(40);opacity:0}}
@keyframes autora{0%{opacity:0;letter-spacing:2.6em}100%{opacity:1;letter-spacing:.62em}}
@keyframes sobe{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
@keyframes letra{to{transform:none;opacity:1}}
@keyframes fade{to{opacity:1}}

/* ---------- cortina entre telas ---------- */
#cortina{position:fixed;inset:0;z-index:80;pointer-events:none;display:flex}
#cortina span{flex:1;background:linear-gradient(180deg,#0e2a2e,#0A1C20);transform:scaleY(0);transform-origin:bottom;border-top:1px solid var(--ouro)}
#cortina.fecha span{animation:cFecha .55s var(--ease) forwards}
#cortina.fecha span:nth-child(2){animation-delay:.06s}#cortina.fecha span:nth-child(3){animation-delay:.12s}
#cortina.abre span{transform:scaleY(1);transform-origin:top;animation:cAbre .7s var(--ease) forwards}
#cortina.abre span:nth-child(2){animation-delay:.06s}#cortina.abre span:nth-child(3){animation-delay:.12s}
@keyframes cFecha{to{transform:scaleY(1)}}
@keyframes cAbre{to{transform:scaleY(0)}}

/* ---------- revelação ---------- */
[data-r]{opacity:0;transform:translateY(34px);filter:blur(8px);transition:opacity 1.1s var(--ease),transform 1.1s var(--ease),filter 1.1s var(--ease);transition-delay:var(--d,0s)}
[data-r].visto{opacity:1;transform:none;filter:none}
.palavras .p{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.08em}
.palavras .p>span{display:inline-block;transform:translateY(110%) rotate(4deg);transition:transform 1.1s var(--ease);transition-delay:var(--d,0s)}
.palavras.visto .p>span{transform:none}

/* ---------- topo ---------- */
.topo{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px clamp(16px,4vw,56px);padding-top:max(18px,env(safe-area-inset-top));
  background:linear-gradient(180deg,rgba(10,28,32,.92),rgba(10,28,32,0));backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.marca{display:flex;align-items:baseline;gap:12px}
.marca strong{font:600 26px/1 var(--cond);letter-spacing:.02em}
.marca small{font:500 10px/1 var(--sans);letter-spacing:.38em;color:var(--texto-3);text-transform:uppercase}
.avatar{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font:500 20px/1 var(--serifa);color:var(--ouro-claro);
  border:1px solid var(--linha);background:radial-gradient(circle at 30% 25%,rgba(201,165,90,.25),rgba(10,28,32,.6));box-shadow:0 0 30px rgba(201,165,90,.12);background-clip:padding-box}

.rotulo{font:600 11px/1 var(--sans);letter-spacing:.42em;text-transform:uppercase;color:var(--ouro)}
.rotulo em{font-style:normal;color:var(--texto-3);letter-spacing:.18em;margin-left:14px;font-weight:500}

/* ---------- nome ---------- */
.nome{min-height:100vh;display:grid;place-content:center;padding:32px 20px;text-align:center;gap:26px;justify-items:center}
.nome h2{font:400 clamp(38px,6.5vw,76px)/1.04 var(--serifa);max-width:14ch}
.nome h2 i{font-style:italic;color:var(--ouro-claro)}
.campo{position:relative;width:min(420px,88vw)}
.campo input{width:100%;background:none;border:0;padding:14px 4px;text-align:center;font:400 30px/1.2 var(--serifa);outline:none;caret-color:var(--ouro)}
.campo input::placeholder{color:var(--texto-3)}
.campo:after,.campo:before{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--linha)}
.campo:after{background:var(--foil);transform:scaleX(0);transition:transform .9s var(--ease)}
.campo:focus-within:after{transform:scaleX(1)}

/* ---------- botões ---------- */
.btn{position:relative;display:inline-flex;align-items:center;gap:14px;padding:19px 34px;border-radius:999px;border:0;cursor:pointer;overflow:hidden;
  font:600 12px/1 var(--sans);letter-spacing:.3em;text-transform:uppercase;color:#1a1408;background:var(--foil);background-size:250% 100%;
  box-shadow:0 10px 40px -10px rgba(201,165,90,.55),inset 0 1px 0 rgba(255,255,255,.5);transition:transform .5s var(--ease),box-shadow .5s;animation:brilho 6s linear infinite;will-change:transform}
.btn:hover{box-shadow:0 18px 60px -12px rgba(243,218,156,.75),inset 0 1px 0 rgba(255,255,255,.6)}
.btn svg{width:16px;height:16px;transition:transform .5s var(--ease)}
.btn:hover svg{transform:translateX(5px)}
.btn.fantasma{background:transparent;color:var(--ouro-claro);box-shadow:inset 0 0 0 1px var(--linha);animation:none}
.btn.fantasma:hover{box-shadow:inset 0 0 0 1px var(--ouro)}
.btn:disabled{opacity:.35;pointer-events:none}

/* ---------- início ---------- */
.inicio{padding:0 clamp(16px,4vw,56px) 80px}
.saudacao{padding:clamp(18px,4vh,40px) 0 8px;font:400 clamp(30px,4.6vw,54px)/1.1 var(--serifa)}
.saudacao b{font-weight:500;color:var(--ouro-claro)}
.saudacao+p{color:var(--texto-2);font-size:14px;letter-spacing:.04em}

.heroi{position:relative;display:grid;grid-template-columns:1.25fr .75fr;gap:clamp(24px,4vw,64px);align-items:center;margin-top:clamp(24px,5vh,56px);
  padding:clamp(28px,4vw,64px);border-radius:36px;border:1px solid var(--linha);overflow:hidden;
  background:radial-gradient(80% 120% at 0% 0%,rgba(45,99,101,.35),transparent 60%),radial-gradient(70% 90% at 100% 100%,rgba(217,82,28,.16),transparent 60%),linear-gradient(160deg,rgba(18,52,57,.85),rgba(10,28,32,.9))}
.heroi:before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:conic-gradient(from var(--giro,0deg),transparent 0 70%,var(--ouro-claro) 80%,transparent 90%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;animation:giro 7s linear infinite;pointer-events:none}
@property --giro{syntax:"<angle>";initial-value:0deg;inherits:false}
@keyframes giro{to{--giro:360deg}}
.heroi h1{font:600 clamp(52px,7.2vw,132px)/.88 var(--cond);letter-spacing:.005em;margin:18px 0 22px}
.heroi .sub{font:italic 400 clamp(20px,2.2vw,28px)/1.3 var(--serifa);color:var(--texto-2);max-width:26ch}
.metricas{display:flex;align-items:center;gap:clamp(18px,3vw,36px);margin:34px 0 36px;flex-wrap:wrap}
.anel{position:relative;width:96px;height:96px}
.anel svg{width:100%;height:100%;transform:rotate(-90deg)}
.anel circle{fill:none;stroke-width:3}
.anel .base{stroke:rgba(201,165,90,.14)}
.anel .valor{stroke:url(#gradOuro);stroke-linecap:round;transition:stroke-dashoffset 2s var(--ease) .4s}
.anel span{position:absolute;inset:0;display:grid;place-items:center;font:400 30px/1 var(--serifa)}
.anel span small{display:block;font:600 8px/1 var(--sans);letter-spacing:.3em;color:var(--texto-3);margin-top:4px;text-align:center}
.dado b{display:block;font:400 34px/1 var(--serifa)}
.dado small{font:500 10px/1 var(--sans);letter-spacing:.32em;text-transform:uppercase;color:var(--texto-3)}
.traco{width:1px;height:44px;background:var(--linha)}

.retrato{position:relative;aspect-ratio:3/4;max-height:620px;justify-self:end;width:100%}
.retrato .aura{position:absolute;inset:8% -6% 4%;border-radius:50%;background:radial-gradient(closest-side,rgba(244,164,58,.35),rgba(45,99,101,.25) 55%,transparent);filter:blur(30px);animation:respira 6s ease-in-out infinite}
@keyframes respira{50%{transform:scale(1.08);opacity:.75}}
.retrato img{position:relative;width:100%;height:100%;object-fit:cover;object-position:50% 12%;
  -webkit-mask:radial-gradient(75% 70% at 50% 40%,#000 55%,transparent 100%);mask:radial-gradient(75% 70% at 50% 40%,#000 55%,transparent 100%);
  transform:translate3d(var(--px,0),var(--py,0),0) scale(1.04);transition:transform 1.2s var(--ease)}
.retrato .aro{position:absolute;inset:4% 8%;border-radius:50% 50% 46% 46%/40% 40% 60% 60%;border:1px solid rgba(243,218,156,.35);animation:flutua 9s ease-in-out infinite;pointer-events:none}
.retrato .aro.a2{inset:9% 2%;border-color:rgba(134,185,173,.22);animation-duration:12s;animation-direction:reverse}
@keyframes flutua{50%{transform:rotate(6deg) scale(1.03)}}
.assinatura{position:absolute;left:0;right:0;bottom:6%;text-align:center;font:italic 400 22px/1 var(--serifa);color:var(--ouro-claro)}
.assinatura small{display:block;font:600 9px/1 var(--sans);letter-spacing:.4em;color:var(--texto-3);margin-top:10px;font-style:normal}

/* faixa */
.faixa{margin:clamp(60px,10vh,110px) calc(-1*clamp(16px,4vw,56px));overflow:hidden;border-block:1px solid var(--linha);padding:22px 0;
  -webkit-mask:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.faixa div{display:flex;width:max-content;animation:corre 38s linear infinite}
.faixa span{font:600 clamp(34px,5vw,64px)/1 var(--cond);letter-spacing:.04em;padding:0 .5em;color:transparent;-webkit-text-stroke:1px rgba(201,165,90,.55);white-space:nowrap}
.faixa span.cheio{-webkit-text-stroke:0;background:var(--foil);background-size:250% 100%;-webkit-background-clip:text;background-clip:text} /* selo-ok: título em ouro em folha, igual à capa do livro Desinflame */
@keyframes corre{to{transform:translateX(-50%)}}

/* aulas */
.cab{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:34px;flex-wrap:wrap}
.cab h2{font:400 clamp(36px,5vw,64px)/1 var(--serifa);margin-top:14px}
.cab h2 i{color:var(--ouro-claro)}
.grade{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,330px),1fr));gap:clamp(16px,2vw,26px)}
.aula{position:relative;display:block;border-radius:28px;overflow:hidden;border:1px solid var(--linha);background:linear-gradient(170deg,rgba(26,66,67,.7),rgba(10,28,32,.95));
  transform:perspective(900px) rotateX(var(--rx,0)) rotateY(var(--ry,0));transition:transform .6s var(--ease),border-color .5s,box-shadow .6s;transform-style:preserve-3d}
.aula:hover{border-color:rgba(243,218,156,.5);box-shadow:0 30px 80px -30px rgba(0,0,0,.8),0 0 50px -20px rgba(201,165,90,.4)}
.aula .tela{position:relative;aspect-ratio:16/9;overflow:hidden}
.aula .tela img{width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.1) brightness(.75);mix-blend-mode:luminosity;transform:scale(1.08);transition:transform 1.4s var(--ease),filter 1s}
.aula .tela:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,52,57,.25),rgba(10,28,32,.95)),linear-gradient(120deg,rgba(45,99,101,.55),rgba(217,82,28,.2))}
.aula:hover .tela img{transform:scale(1.15);filter:grayscale(.3) contrast(1.05) brightness(.85)}
.aula .num{position:absolute;right:18px;bottom:-14px;z-index:2;font:600 120px/1 var(--cond);color:transparent;-webkit-text-stroke:1px rgba(243,218,156,.45);transition:transform .8s var(--ease),-webkit-text-stroke-color .5s;transform:translateZ(40px)}
.aula:hover .num{transform:translateZ(60px) translateY(-8px);-webkit-text-stroke-color:var(--ouro-claro)}
.aula .play{position:absolute;left:24px;bottom:22px;z-index:2;width:54px;height:54px;border-radius:50%;display:grid;place-items:center;border:1px solid rgba(243,218,156,.6);background:rgba(10,28,32,.5);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:transform .6s var(--ease),background .5s}
.aula .play svg{width:16px;height:16px;fill:var(--ouro-claro);margin-left:3px}
.aula:hover .play{transform:scale(1.12);background:rgba(201,165,90,.25)}
.aula .corpo{padding:22px 24px 26px}
.aula h3{font:500 26px/1.12 var(--serifa);margin:12px 0 8px}
.aula p{font-size:13px;color:var(--texto-2)}
.aula .barra{height:2px;margin-top:18px;background:rgba(201,165,90,.14);border-radius:2px;overflow:hidden}
.aula .barra i{display:block;height:100%;width:var(--v,0%);background:var(--foil);background-size:250% 100%;animation:brilho 4s linear infinite}
.aula .selo{position:absolute;top:16px;right:16px;z-index:3;display:flex;align-items:center;gap:8px;padding:8px 14px;border-radius:99px;font:600 9px/1 var(--sans);letter-spacing:.3em;text-transform:uppercase;
  color:#1a1408;background:var(--foil);background-size:250% 100%;animation:brilho 5s linear infinite}
.aula .selo.agora{background:rgba(10,28,32,.6);color:var(--ouro-claro);border:1px solid var(--linha);animation:none;backdrop-filter:blur(8px)}
.aula .selo.agora:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brasa-clara);box-shadow:0 0 10px var(--brasa-clara);animation:pisca 1.6s infinite}
@keyframes pisca{50%{opacity:.3}}
.aula:after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(115deg,transparent 35%,rgba(255,241,196,.13) 50%,transparent 65%);transform:translateX(-100%);transition:transform 1.2s var(--ease)}
.aula:hover:after{transform:translateX(100%)}

/* livro */
.livro{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(24px,5vw,80px);align-items:center;margin-top:clamp(70px,12vh,140px)}
.livro .capa{position:relative}
.livro .capa img{width:100%;animation:levita 7s ease-in-out infinite;filter:drop-shadow(0 40px 60px rgba(0,0,0,.6));
  -webkit-mask:radial-gradient(60% 75% at 50% 50%,#000 60%,transparent 100%);mask:radial-gradient(60% 75% at 50% 50%,#000 60%,transparent 100%)}
@keyframes levita{50%{transform:translateY(-14px) rotate(-.6deg)}}
.livro h2{font:400 clamp(34px,4.4vw,58px)/1.06 var(--serifa);margin:16px 0 20px}
.livro h2 i{color:var(--ouro-claro)}
.livro p{color:var(--texto-2);max-width:46ch}
.tripe{display:flex;gap:10px;margin-top:28px;flex-wrap:wrap}
.tripe span{padding:12px 20px;border-radius:99px;border:1px solid var(--linha);font:600 10px/1 var(--sans);letter-spacing:.32em;text-transform:uppercase;color:var(--ouro-claro)}

.rodape{margin-top:clamp(80px,14vh,140px);padding-top:28px;border-top:1px solid var(--linha);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:11px;letter-spacing:.3em;text-transform:uppercase;color:var(--texto-3)}

/* ---------- aula ---------- */
.sala{position:relative;padding:0 clamp(16px,4vw,56px) 80px}
.sala .fantasma-num{position:fixed;right:-2vw;top:8vh;z-index:-1;font:600 clamp(260px,42vw,640px)/.8 var(--cond);color:transparent;-webkit-text-stroke:1px rgba(201,165,90,.09);pointer-events:none;animation:deriva 18s ease-in-out infinite}
@keyframes deriva{50%{transform:translate(-2vw,3vh)}}
.voltar{display:inline-flex;align-items:center;gap:12px;font:600 10px/1 var(--sans);letter-spacing:.36em;text-transform:uppercase;color:var(--texto-2);padding:10px 0;transition:color .4s,gap .5s var(--ease)}
.voltar:hover{color:var(--ouro-claro);gap:18px}
.voltar svg{width:16px;height:16px}
.sala h1{font:400 clamp(38px,6vw,84px)/1 var(--serifa);margin:18px 0 10px;max-width:20ch}
.sala .conv{font:italic 400 22px/1.3 var(--serifa);color:var(--folha-clara)}
.palco{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:clamp(20px,3vw,40px);margin-top:clamp(24px,4vh,44px);align-items:start}
.moldura{position:relative;border-radius:28px;padding:1px;background:conic-gradient(from var(--giro,0deg),rgba(201,165,90,.15) 0 65%,var(--ouro-claro) 78%,var(--brasa-clara) 84%,rgba(201,165,90,.15) 92%);animation:giro 6s linear infinite;
  box-shadow:0 40px 120px -40px rgba(0,0,0,.9),0 0 90px -30px rgba(45,99,101,.7)}
.video{position:relative;aspect-ratio:16/9;border-radius:27px;overflow:hidden;background:#000}
.video video{width:100%;height:100%;display:block;background:#000}
.capa-video{position:absolute;inset:0;z-index:2;display:grid;place-items:center;cursor:pointer;border:0;background:#000}
.capa-video img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:grayscale(1) brightness(.55);mix-blend-mode:luminosity;transform:scale(1.06);transition:transform 2s var(--ease)}
.capa-video:after{content:"";position:absolute;inset:0;background:radial-gradient(60% 70% at 50% 50%,rgba(18,52,57,.2),rgba(10,28,32,.92)),linear-gradient(120deg,rgba(45,99,101,.5),rgba(217,82,28,.18))}
.capa-video:hover img{transform:scale(1.12)}
.capa-video .botao{position:relative;z-index:3;width:110px;height:110px;border-radius:50%;display:grid;place-items:center;background:var(--foil);background-size:250% 100%;animation:brilho 5s linear infinite;box-shadow:0 0 60px rgba(243,218,156,.45);transition:transform .6s var(--ease)}
.capa-video:hover .botao{transform:scale(1.08)}
.capa-video .botao svg{width:30px;height:30px;fill:#1a1408;margin-left:6px}
.capa-video .botao:before,.capa-video .botao:after{content:"";position:absolute;inset:0;border-radius:50%;border:1px solid var(--ouro-claro);animation:pulso 2.6s var(--ease) infinite}
.capa-video .botao:after{animation-delay:1.3s}
@keyframes pulso{from{transform:scale(1);opacity:.8}to{transform:scale(2.2);opacity:0}}
.capa-video .retoma{position:absolute;z-index:3;bottom:26px;left:0;right:0;text-align:center;font:600 10px/1 var(--sans);letter-spacing:.36em;text-transform:uppercase;color:var(--ouro-claro)}
.capa-video.some{animation:somecapa .9s var(--ease) forwards}
@keyframes somecapa{to{opacity:0;transform:scale(1.04);visibility:hidden}}

.acoes{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-top:26px;flex-wrap:wrap}
.acoes .nav{display:flex;gap:10px}
.feito{display:inline-flex;align-items:center;gap:10px;color:var(--ouro-claro);font:600 11px/1 var(--sans);letter-spacing:.3em;text-transform:uppercase}

.lista{border-radius:26px;border:1px solid var(--linha);background:linear-gradient(170deg,rgba(26,66,67,.55),rgba(10,28,32,.85));padding:10px;position:sticky;top:96px;max-height:calc(100vh - 120px);overflow:auto;scrollbar-width:thin}
.lista .rotulo{display:block;padding:16px 14px 12px}
.item{display:grid;grid-template-columns:38px 1fr auto;align-items:center;gap:12px;padding:12px 14px;border-radius:16px;transition:background .4s}
.item:hover{background:rgba(201,165,90,.07)}
.item.atual{background:linear-gradient(90deg,rgba(201,165,90,.16),rgba(201,165,90,.02))}
.item .n{font:600 22px/1 var(--cond);color:var(--texto-3)}
.item.atual .n{color:var(--ouro-claro)}
.item b{display:block;font:500 17px/1.2 var(--serifa)}
.item small{font-size:11px;color:var(--texto-3);letter-spacing:.06em}
.item i{width:20px;height:20px;border-radius:50%;border:1px solid var(--linha);display:grid;place-items:center}
.item i.ok{background:var(--foil);border:0}
.item i.ok:after{content:"";width:8px;height:4px;border:solid #1a1408;border-width:0 0 1.5px 1.5px;transform:rotate(-45deg) translate(1px,-1px)}

/* aviso + festa */
#aviso{position:fixed;left:50%;bottom:max(28px,env(safe-area-inset-bottom));z-index:95;transform:translate(-50%,140%);padding:18px 30px;border-radius:99px;
  background:rgba(10,28,32,.88);border:1px solid var(--ouro);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);font:italic 400 21px/1 var(--serifa);color:var(--ouro-claro);
  box-shadow:0 20px 60px rgba(0,0,0,.6),0 0 40px -10px rgba(201,165,90,.5);transition:transform .9s var(--ease);white-space:nowrap}
#aviso.on{transform:translate(-50%,0)}
.festa{position:fixed;inset:0;z-index:96;display:grid;place-content:center;justify-items:center;text-align:center;gap:20px;padding:24px;background:radial-gradient(circle at 50% 45%,rgba(18,52,57,.96),rgba(5,15,17,.98));animation:fade .8s forwards;opacity:0}
.festa h2{font:600 clamp(48px,9vw,120px)/.9 var(--cond)}
.festa p{font:italic 400 clamp(22px,3vw,32px)/1.3 var(--serifa);color:var(--texto-2);max-width:24ch}

/* ---------- celular ---------- */
@media (max-width:900px){
  .heroi{grid-template-columns:1fr;border-radius:28px}
  .retrato{order:-1;max-height:420px;width:min(100%,340px);justify-self:center;margin:-8px 0 -20px}
  .livro{grid-template-columns:1fr}
  .livro .capa{max-width:460px}
  .palco{grid-template-columns:1fr}
  .lista{position:static;max-height:none}
  .moldura,.video{border-radius:20px}
  .capa-video .botao{width:84px;height:84px}
  .metricas{margin:26px 0 28px}
  .btn{width:100%;justify-content:center}
  .acoes .nav{width:100%}.acoes .nav .btn{flex:1;padding:17px 10px}
  .marca small{display:none}
}

@media (prefers-reduced-motion:reduce){
  *,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  [data-r]{opacity:1;transform:none;filter:none}
}

/* ---------- eixo intestino · cérebro ---------- */
.eixo{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(24px,5vw,80px);align-items:center;margin-top:clamp(70px,12vh,140px)}
.eixo h2{font:400 clamp(36px,5vw,64px)/1.04 var(--serifa);margin:16px 0 20px}
.eixo h2 i{color:var(--ouro-claro)}
.eixo-txt p{color:var(--texto-2);max-width:42ch}
.desinfla{display:flex;align-items:center;gap:18px;margin-top:30px}
.desinfla b{font:600 64px/1 var(--cond);background:linear-gradient(90deg,var(--brasa-clara),var(--ouro-claro) 50%,var(--folha-clara));-webkit-background-clip:text;background-clip:text;color:transparent} /* selo-ok: título em ouro em folha, igual à capa do livro Desinflame */
.desinfla span{font:600 10px/1.6 var(--sans);letter-spacing:.32em;text-transform:uppercase;color:var(--texto-3)}
.nervo{position:relative;height:clamp(820px,110vh,1040px);max-width:560px;width:100%;justify-self:center}
.cerebro{position:absolute;left:50%;top:0;width:190px;aspect-ratio:380/430;transform:translateX(-50%);z-index:2;animation:pulsar 4.5s ease-in-out infinite}
.cerebro img{position:absolute;inset:0;width:100%;height:100%;-webkit-mask:radial-gradient(50% 50% at 50% 50%,#000 68%,transparent 100%);mask:radial-gradient(50% 50% at 50% 50%,#000 68%,transparent 100%)}
/* metade em brasa esfria para folha conforme o progresso */
.cerebro .calmo{filter:hue-rotate(165deg) saturate(.75) brightness(.95);opacity:var(--prog);clip-path:inset(0 49% 0 0);transition:opacity 2s var(--ease)}
.cerebro .halo{position:absolute;inset:-30%;border-radius:50%;background:radial-gradient(closest-side,rgba(244,164,58,calc(.35 - var(--prog)*.25)),rgba(134,185,173,calc(.1 + var(--prog)*.25)) 60%,transparent);z-index:-1;filter:blur(10px)}
@keyframes pulsar{50%{transform:translateX(-50%) scale(1.035)}}
.vago{position:absolute;left:50%;top:170px;bottom:120px;width:200px;height:calc(100% - 290px);transform:translateX(-50%);overflow:visible}
.vago path{fill:none;stroke:rgba(201,165,90,.22);stroke-width:1.2;vector-effect:non-scaling-stroke}
.vago path.aceso{stroke:var(--ouro-claro);stroke-width:2;filter:drop-shadow(0 0 6px rgba(243,218,156,.8));transition:stroke-dasharray 2.4s var(--ease)}
.vago .sinal{fill:#FFF1C4;filter:drop-shadow(0 0 8px #F3DA9C)}
.vago .s2{fill:var(--brasa-clara)}
.nos{list-style:none;position:absolute;inset:0}
.nos li{position:absolute;transform:translate(-50%,-50%)}
.no{position:relative;display:block;width:18px;height:18px}
.no i{position:absolute;inset:0;border-radius:50%;border:1px solid var(--ouro);background:var(--fundo);transition:transform .5s var(--ease)}
.no:hover i{transform:scale(1.4)}
.no.ok i{background:var(--foil);border:0;box-shadow:0 0 18px rgba(243,218,156,.8)}
.no.agora i{border-color:var(--brasa-clara);box-shadow:0 0 0 6px rgba(244,164,58,.12),0 0 20px rgba(244,164,58,.6);animation:pisca 1.8s infinite}
.no span{position:absolute;top:50%;right:calc(100% + 22px);transform:translateY(-50%);width:max-content;max-width:min(36vw,220px);text-align:right;font:500 18px/1.15 var(--serifa);color:var(--texto-2);transition:color .4s}
.no.dir span{right:auto;left:calc(100% + 22px);text-align:left}
.no span small{display:block;font:600 9px/1 var(--sans);letter-spacing:.32em;color:var(--ouro);margin-bottom:5px}
.no:hover span,.no.agora span{color:var(--texto)}
.intestino{position:absolute;left:50%;bottom:0;width:170px;transform:translateX(-50%);overflow:visible}
.intestino path{fill:none;stroke:var(--ouro);stroke-width:2.2;stroke-linecap:round;filter:drop-shadow(0 0 8px rgba(201,165,90,.5));stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset 3s var(--ease) .6s}
.nervo.visto .intestino path{stroke-dashoffset:0}
@media (max-width:900px){
  .eixo{grid-template-columns:1fr}
  .nervo{height:900px}
  .no span{max-width:38vw;font-size:16px}
}

/* ---------- ajustes de uso real (celular, foco, toque) ---------- */
:focus-visible{outline:2px solid var(--ouro-claro);outline-offset:3px;border-radius:8px}
body,#app,.nome{min-height:100vh;min-height:100svh}
.voltar{min-height:44px;padding:14px 0}
:root{--texto-3:rgba(239,232,216,.58)}
#aviso{max-width:calc(100vw - 32px);white-space:normal;text-align:center;font-size:19px;line-height:1.25}
.moldura.espera{animation-duration:1.4s}
body.assistindo *{animation-play-state:paused!important}
body.assistindo .moldura{animation-play-state:running!important}
/* volta rápida: mesma abertura, em ritmo de 2 segundos */
#abertura.curta.vai .hemi.brasa,#abertura.curta.vai .hemi.folha{animation-duration:.9s;animation-delay:0s}
#abertura.curta.vai .faisca{animation-delay:.6s}
#abertura.curta.vai .onda{animation-delay:.65s}#abertura.curta.vai .onda.o2{animation-delay:.85s}
#abertura.curta.vai .ab-autora{animation-delay:.5s;animation-duration:1.1s}
#abertura.curta.vai .ab-frase{animation-delay:1.1s}
#abertura.curta .ab-titulo span{animation-delay:calc(.7s + var(--i,0)*.04s)!important}
#abertura.curta .ab-pular{display:none}
@media (pointer:coarse){
  .grao,.retrato .aura,.fantasma-num{display:none}
  .heroi:before{animation:none}
  .topo,.aula .play,.aula .selo.agora,#aviso{backdrop-filter:none;-webkit-backdrop-filter:none}
  .topo{background:linear-gradient(180deg,rgba(10,28,32,.97),rgba(10,28,32,0))}
}

#aviso{transform:translate(-50%,calc(100% + 80px));visibility:hidden;transition:transform .9s var(--ease),visibility 0s .9s}
#aviso.on{visibility:visible;transition:transform .9s var(--ease)}
.topo{background:rgba(10,28,32,.82);border-bottom:1px solid rgba(201,165,90,.1)}
@media (pointer:coarse){.topo{background:rgba(10,28,32,.96)}}

/* =========================================================
   SISTEMA DO LIVRO — capa Desinflame
   Anton (título condensado em ouro) + Montserrat (nome da autora e frase da capa).
   Fundo petróleo com pontilhado nos cantos, como a capa. Sem serifa.
   ========================================================= */
:root{
  --fundo:#123236; --petroleo:#163C42; --musgo:#1C4A50;
  --cond:"Anton","Oswald","Arial Narrow",sans-serif;
  --serifa:"Montserrat",system-ui,sans-serif;
}
html,body{background:#123236}
body{background:radial-gradient(130% 80% at 50% -10%,#24525C 0%,#173E45 38%,#10292E 100%) fixed}
.pontos{position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.5;
  background:radial-gradient(rgba(220,235,230,.16) 1px,transparent 1.6px) 0 0/11px 11px;
  -webkit-mask:radial-gradient(40% 35% at 100% 0%,#000,transparent 100%),radial-gradient(40% 35% at 0% 100%,#000,transparent 100%);
  mask:radial-gradient(40% 35% at 100% 0%,#000,transparent 100%),radial-gradient(40% 35% at 0% 100%,#000,transparent 100%)}
.grao{opacity:.09}

/* o par da capa: ALINNE (forte) DUARTE (leve) */
.autora{font:700 12px/1 var(--sans);letter-spacing:.34em;text-transform:uppercase}
.autora span{font-weight:400}

/* frase da capa: maiúscula leve, final em negrito */
.saudacao,.cab h2,.livro h2,.eixo h2,.nome h2,.festa p,.heroi .sub,.ab-frase{
  font-family:var(--sans);font-weight:300;font-style:normal;text-transform:uppercase;letter-spacing:.07em;line-height:1.28}
.saudacao b,.cab h2 i,.livro h2 i,.eixo h2 i,.nome h2 i{font-style:normal;font-weight:700;color:var(--ouro-claro)}
.saudacao{font-size:clamp(20px,2.6vw,30px)}
.cab h2,.livro h2,.eixo h2{font-size:clamp(22px,2.8vw,38px);max-width:22ch}
.nome h2{font-size:clamp(24px,4vw,44px);max-width:18ch}
.heroi .sub{font-size:clamp(12px,1.1vw,14px);letter-spacing:.16em;line-height:1.9;max-width:38ch;color:var(--texto-2)}
.ab-frase{font-size:clamp(10px,1.2vw,13px);letter-spacing:.3em;color:var(--texto-2)}
.ab-titulo{font-family:var(--cond);font-weight:400;letter-spacing:0}
.festa p{font-size:clamp(14px,1.6vw,18px);letter-spacing:.12em}

/* títulos = DESINFLAME da capa */
.heroi h1,.festa h2,.marca strong,.aula .num,.fantasma-num,.faixa span,.item .n,.desinfla b{font-family:var(--cond);font-weight:400}
.heroi h1{letter-spacing:0;line-height:.9}
.sala h1{font:400 clamp(44px,7vw,104px)/.92 var(--cond);text-transform:uppercase;background:var(--foil);background-size:250% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:brilho 6s linear infinite;max-width:16ch} /* selo-ok: título em ouro em folha, igual à capa do livro Desinflame */
.sala .conv{font:600 12px/1 var(--sans);letter-spacing:.3em;text-transform:uppercase;color:var(--folha-clara);font-style:normal}
.aula h3{font:400 clamp(26px,2.2vw,32px)/1 var(--cond);text-transform:uppercase;letter-spacing:.01em;margin:14px 0 10px}
.aula p{font-size:11px;letter-spacing:.24em;text-transform:uppercase}
.item b{font:600 12px/1.35 var(--sans);letter-spacing:.06em;text-transform:uppercase}
.no span{font:600 11px/1.4 var(--sans);letter-spacing:.12em;text-transform:uppercase}
.avatar,.anel span,.dado b{font-family:var(--sans);font-weight:300}
.dado b{font-size:28px}
.anel span{font-size:24px}
.campo input{font:300 22px/1.2 var(--sans);letter-spacing:.14em;text-transform:uppercase}
.campo input::placeholder{letter-spacing:.2em;font-size:14px}
#aviso{font:600 12px/1.4 var(--sans);letter-spacing:.24em;text-transform:uppercase}
.assinatura{font:700 12px/1 var(--sans);letter-spacing:.34em;text-transform:uppercase;font-style:normal;color:var(--texto)}
.assinatura em{font-style:normal;font-weight:400}

/* superfícies na cor da capa, não preto */
.heroi{background:radial-gradient(80% 120% at 0% 0%,rgba(45,99,101,.45),transparent 60%),radial-gradient(70% 90% at 100% 100%,rgba(217,82,28,.18),transparent 60%),linear-gradient(160deg,#1B4650,#123439)}
.aula,.lista{background:linear-gradient(170deg,#1C4A52,#13353A)}
.topo{background:rgba(18,50,54,.86)}
@media (pointer:coarse){.topo{background:rgba(18,50,54,.97)}}

/* cada aula é uma mini capa: um recorte do cérebro do livro */
.aula .tela{background:#14363B}
.aula .tela:before{content:"";position:absolute;inset:-10%;background:url(img/cerebro.png) var(--bx,50%) var(--by,50%)/260% auto no-repeat;
  filter:saturate(1.1);transform:scale(1.02);transition:transform 1.6s var(--ease),filter 1s}
.aula:hover .tela:before{transform:scale(1.1) rotate(-1deg)}
.aula .tela:after{background:radial-gradient(120% 90% at 30% 20%,transparent 30%,rgba(19,53,58,.85) 75%),linear-gradient(180deg,transparent 40%,#13353A)}
.aula .tela{background-image:radial-gradient(rgba(220,235,230,.14) 1px,transparent 1.6px);background-size:10px 10px}
.aula .num{-webkit-text-stroke:0;color:transparent;background:var(--foil);background-size:250% 100%;-webkit-background-clip:text;background-clip:text;animation:brilho 7s linear infinite;font-size:130px;bottom:-22px;opacity:.95} /* selo-ok: título em ouro em folha, igual à capa do livro Desinflame */
.aula:hover .num{transform:translateZ(60px) translateY(-8px)}

/* capa do player: o cérebro do livro respirando */
.capa-video{background:radial-gradient(70% 90% at 50% 50%,#1F4E57,#10292E)}
.capa-video:before{content:"";position:absolute;inset:0;background:url(img/cerebro.png) center/auto 135% no-repeat;opacity:.55;
  -webkit-mask:radial-gradient(45% 60% at 50% 50%,#000 40%,transparent 100%);mask:radial-gradient(45% 60% at 50% 50%,#000 40%,transparent 100%);animation:pulsarC 5s ease-in-out infinite}
@keyframes pulsarC{50%{transform:scale(1.05);opacity:.7}}
.capa-video:after{background:radial-gradient(60% 70% at 50% 50%,transparent,rgba(16,41,46,.85))}
.ab-autora{font-weight:400}.ab-autora b{font-weight:700}
#abertura{background:radial-gradient(120% 90% at 50% 40%,#22505A 0%,#163C42 50%,#0E262B 100%)}
#abertura:before{content:"";position:absolute;inset:0;background:radial-gradient(rgba(220,235,230,.16) 1px,transparent 1.6px) 0 0/11px 11px;
  -webkit-mask:radial-gradient(45% 40% at 100% 0%,#000,transparent),radial-gradient(45% 40% at 0% 100%,#000,transparent);mask:radial-gradient(45% 40% at 100% 0%,#000,transparent),radial-gradient(45% 40% at 0% 100%,#000,transparent);pointer-events:none}

/* ---------- carrossel de capas (vitrine) ---------- */
.setas{display:flex;gap:10px}
.setas button{width:48px;height:48px;border-radius:50%;border:1px solid var(--linha);background:rgba(18,50,54,.6);color:var(--ouro-claro);display:grid;place-items:center;cursor:pointer;transition:background .4s,border-color .4s,transform .5s var(--ease)}
.setas button:hover{background:rgba(201,165,90,.15);border-color:var(--ouro);transform:scale(1.06)}
.setas svg{width:18px;height:18px}
.trilho{display:flex;gap:clamp(12px,1.4vw,20px);overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;
  margin:0 calc(-1*clamp(16px,4vw,56px));padding:14px clamp(16px,4vw,56px) 30px;scroll-padding:0 clamp(16px,4vw,56px)}
.trilho::-webkit-scrollbar{display:none}
.trilho .aula{flex:0 0 clamp(200px,20vw,280px);scroll-snap-align:start;border-radius:18px;overflow:visible;background:none;border:0}
.trilho .aula:hover{box-shadow:none}
.trilho .aula .tela{aspect-ratio:9/15;border-radius:18px;border:1px solid var(--linha);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:22px 18px;gap:10px;transition:border-color .5s,box-shadow .6s,transform .6s var(--ease)}
.trilho .aula:hover .tela{border-color:rgba(243,218,156,.55);box-shadow:0 30px 70px -25px rgba(0,0,0,.8),0 0 50px -18px rgba(201,165,90,.45)}
.trilho .aula .tela:before{inset:-6%;background-size:330% auto;opacity:.55;filter:saturate(1.15) brightness(.85)}
.trilho .aula .tela:after{background:radial-gradient(90% 60% at 50% 42%,rgba(19,53,58,.25),rgba(16,41,46,.9) 85%),linear-gradient(180deg,rgba(16,41,46,.2),rgba(16,41,46,.95) 92%)}
.trilho .aula .tela>*{position:relative;z-index:2}
.trilho .mini{font:400 13px/1 var(--cond);letter-spacing:.14em}
.trilho h3{font:400 clamp(26px,2.3vw,34px)/1.02 var(--cond);margin:0;color:var(--texto);text-shadow:0 2px 20px rgba(0,0,0,.5)}
.trilho h3 b{display:block;font-weight:400;background:var(--foil);background-size:250% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:brilho 6s linear infinite} /* selo-ok: título em ouro em folha, igual à capa do livro Desinflame */
.trilho p{font:600 9px/1.5 var(--sans);letter-spacing:.26em;text-transform:uppercase;color:var(--texto-2);margin:0}
.trilho .num{position:absolute!important;left:0;right:0;top:18px;bottom:auto;font-size:15px;letter-spacing:.3em;text-align:center;-webkit-text-stroke:0;transform:none!important;opacity:.8}
.trilho .play{position:absolute!important;left:50%;bottom:22px;transform:translateX(-50%)}
.trilho .aula:hover .play{transform:translateX(-50%) scale(1.12)}
.trilho .dur{position:absolute!important;right:16px;bottom:38px;font:600 9px/1 var(--sans);letter-spacing:.24em;color:var(--texto-3)}
.trilho .barra{margin:12px 6px 0;height:3px}
.trilho .barra:after{content:"";display:block;height:1px;margin-top:5px;background:var(--linha)}
.trilho .selo{top:12px;right:50%;transform:translateX(50%);top:auto;bottom:calc(100% - 8px)}
.trilho .aula .selo{position:absolute;top:-10px;bottom:auto;right:50%;transform:translateX(50%);z-index:4;white-space:nowrap}
@media (max-width:900px){.trilho .aula{flex-basis:62vw}}
.entrada{display:grid;gap:22px;justify-items:center;width:min(420px,88vw)}
.entrada .campo{width:100%;display:block}

/* ---------- barra lateral: meu progresso + anel por aula ---------- */
@property --v{syntax:"<number>";initial-value:0;inherits:false}
.anelzinho{flex:none;width:30px;height:30px;border-radius:50%;
  background:conic-gradient(var(--ouro-claro) calc(var(--v)*1%),rgba(201,165,90,.16) 0);
  -webkit-mask:radial-gradient(farthest-side,transparent calc(100% - 3px),#000 calc(100% - 2.5px));mask:radial-gradient(farthest-side,transparent calc(100% - 3px),#000 calc(100% - 2.5px));
  transition:--v 1.6s var(--ease)}
.anelzinho.ok{background:var(--foil);-webkit-mask:none;mask:none;position:relative}
.anelzinho.ok:after{content:"";position:absolute;left:50%;top:50%;width:10px;height:5px;border:solid #1a1408;border-width:0 0 2px 2px;transform:translate(-50%,-70%) rotate(-45deg)}
.lista{padding:12px;display:grid;gap:8px}
.meu{display:flex;align-items:center;gap:16px;padding:18px 16px;border-radius:16px;border:1px solid var(--linha);background:linear-gradient(120deg,rgba(201,165,90,.12),rgba(201,165,90,.02))}
.meu .anelzinho{width:42px;height:42px}
.meu b{display:block;font:700 12px/1.3 var(--sans);letter-spacing:.12em;text-transform:uppercase}
.meu b em{font-style:normal;color:var(--ouro-claro)}
.meu small{font-size:11px;color:var(--texto-3);letter-spacing:.08em}
.lista .item{grid-template-columns:30px 1fr;border:1px solid rgba(201,165,90,.1);padding:14px}
.lista .item.atual{border-color:rgba(243,218,156,.45)}
.sala h1{font-size:clamp(34px,4.4vw,68px);margin:14px 0 8px}

/* ---------- qualidade da internet / modo só áudio ---------- */
.rede{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-top:16px;font:600 10px/1.4 var(--sans);letter-spacing:.24em;text-transform:uppercase;color:var(--texto-3)}
.link-ouro{background:none;border:0;cursor:pointer;color:var(--ouro-claro);font:inherit;letter-spacing:inherit;text-transform:inherit;padding:12px 0;min-height:44px;text-decoration:underline;text-decoration-color:var(--linha);text-underline-offset:6px}
.capa-video.audio{visibility:visible;opacity:1;animation:none;pointer-events:auto;bottom:56px;height:auto}
.capa-video.audio .botao{animation:brilho 5s linear infinite,respira 2.4s ease-in-out infinite}
.capa-video.audio .retoma{display:none}
.capa-video.audio:before{opacity:.8}

/* ---------- artes das aulas (geradas no estilo do livro) ---------- */
.trilho .aula .tela.arte{justify-content:flex-end;padding:22px 18px 28px}
.trilho .aula .tela.arte:before{inset:0;background:var(--img) center/cover no-repeat;opacity:1;filter:none}
.trilho .aula .tela.arte:after{background:linear-gradient(180deg,transparent 38%,rgba(14,38,43,.82) 66%,#0E262B 96%)}
.trilho .aula:hover .tela.arte:before{transform:scale(1.06)}
.trilho .tela.arte .play{top:16px;bottom:auto;left:16px;transform:none;width:44px;height:44px}
.trilho .aula:hover .tela.arte .play{transform:scale(1.1)}
.trilho .tela.arte .num{top:22px}
.trilho .tela.arte .dur{top:30px;bottom:auto;right:18px}
.trilho .tela.arte .mini{font-size:11px}
.heroi{background-image:linear-gradient(90deg,rgba(18,52,57,.96) 0%,rgba(18,52,57,.82) 45%,rgba(18,52,57,.35) 100%),var(--topo,none),linear-gradient(160deg,#1B4650,#123439);background-size:cover;background-position:center}
.capa-video.arte:before{background:var(--img) center/cover no-repeat;opacity:.9;-webkit-mask:none;mask:none;animation:respiraArte 9s ease-in-out infinite}
@keyframes respiraArte{50%{transform:scale(1.06)}}
.capa-video.arte:after{background:radial-gradient(70% 80% at 50% 50%,transparent 30%,rgba(14,38,43,.7))}
.retrato img{-webkit-mask:radial-gradient(58% 54% at 50% 40%,#000 52%,transparent 88%);mask:radial-gradient(58% 54% at 50% 40%,#000 52%,transparent 88%)}

/* =========================================================
   ABERTURA 2 — o cérebro em brasa desinflama diante dos olhos
   brasa aparece no escuro → feixe de ouro sobe e vira folha coroada → clarão → nome → mergulho no cérebro
   ========================================================= */
@property --furo{syntax:"<length>";initial-value:0px;inherits:false}
.ab-cerebro{width:min(72vw,400px);aspect-ratio:1;margin-bottom:6px;position:relative}
.ab-cerebro .hemi{display:none}
.ab-cerebro img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:50%;
  -webkit-mask:radial-gradient(closest-side,#000 62%,transparent 100%);mask:radial-gradient(closest-side,#000 62%,transparent 100%)}
.ab-b{opacity:0;transform:scale(1.3);filter:blur(18px) saturate(1.35) hue-rotate(-12deg)}
.ab-f{opacity:0;clip-path:inset(100% 0 0 0)}
.ab-aura{position:absolute;inset:-25%;border-radius:50%;background:radial-gradient(closest-side,rgba(244,120,40,.45),rgba(217,82,28,.12) 55%,transparent 75%);opacity:0;filter:blur(20px)}
.ab-scan{position:absolute;left:4%;right:4%;height:3px;top:100%;opacity:0;border-radius:3px;
  background:linear-gradient(90deg,transparent,#FFF1C4 30%,#fff 50%,#FFF1C4 70%,transparent);box-shadow:0 0 24px 8px rgba(243,218,156,.7),0 0 80px 20px rgba(201,165,90,.35)}
.ab-cerebro .faisca{left:50%;top:22%}
#abertura.vai .ab-b{animation:abBrasa 1.5s var(--ease) .15s forwards,abBate 1s ease-in-out 1.4s 2}
#abertura.vai .ab-aura{animation:abAura 3s var(--ease) .15s forwards}
#abertura.vai .ab-scan{animation:abScan 1.35s cubic-bezier(.65,0,.35,1) 1.6s forwards}
#abertura.vai .ab-f{animation:abFolha 1.35s cubic-bezier(.65,0,.35,1) 1.6s forwards}
#abertura.vai .faisca{animation:faisca 1.6s var(--ease) 2.95s forwards}
#abertura.vai .onda{animation:onda 1.9s var(--ease) 3s forwards}
#abertura.vai .onda.o2{animation-delay:3.25s}
#abertura.vai .ab-autora{animation:autora 1.8s var(--ease) 3s forwards}
#abertura.vai .ab-frase{animation:sobe 1.2s var(--ease) 3.9s forwards}
@keyframes abBrasa{to{opacity:1;transform:none;filter:blur(0) saturate(1.35) hue-rotate(-12deg)}}
@keyframes abBate{50%{transform:scale(1.035);filter:blur(0) saturate(1.6) hue-rotate(-14deg) brightness(1.15)}}
@keyframes abAura{40%{opacity:1}70%{opacity:1;background:radial-gradient(closest-side,rgba(244,120,40,.45),rgba(217,82,28,.12) 55%,transparent 75%)}100%{opacity:1;background:radial-gradient(closest-side,rgba(134,185,173,.4),rgba(45,99,101,.18) 55%,transparent 75%)}}
@keyframes abScan{0%{top:100%;opacity:0}10%{opacity:1}90%{opacity:1}100%{top:0;opacity:0}}
@keyframes abFolha{0%{opacity:1;clip-path:inset(100% 0 0 0)}100%{opacity:1;clip-path:inset(0 0 0 0)}}
.ab-titulo{margin:10px 0 14px}
/* saída: a tela mergulha no cérebro e o site nasce do centro dele */
#abertura.sai{animation:none;-webkit-mask:radial-gradient(circle at 50% 36%,transparent var(--furo),#000 calc(var(--furo) + 2px));mask:radial-gradient(circle at 50% 36%,transparent var(--furo),#000 calc(var(--furo) + 2px));transition:--furo 1.3s cubic-bezier(.7,0,.2,1);--furo:160vmax}
#abertura.sai .ab-cerebro{animation:mergulho 1.3s cubic-bezier(.7,0,.2,1) forwards}
#abertura.sai .ab-autora,#abertura.sai .ab-titulo,#abertura.sai .ab-frase,#abertura.sai .ab-pular{transition:opacity .4s;opacity:0!important}
@keyframes mergulho{to{transform:scale(6);opacity:0;filter:blur(6px)}}
/* volta rápida (quem já viu): a mesma história em ~2,5 s */
#abertura.curta.vai .ab-b{animation:abBrasa .7s var(--ease) 0s forwards}
#abertura.curta.vai .ab-aura{animation:abAura 1.6s var(--ease) 0s forwards}
#abertura.curta.vai .ab-scan,#abertura.curta.vai .ab-f{animation-duration:.8s;animation-delay:.55s}
#abertura.curta.vai .faisca{animation-delay:1.3s}
#abertura.curta.vai .onda{animation-delay:1.35s}#abertura.curta.vai .onda.o2{animation-delay:1.5s}
#abertura.curta.vai .ab-autora{animation-delay:1.2s;animation-duration:1s}
#abertura.curta.vai .ab-frase{animation-delay:1.6s}
#abertura.curta .ab-titulo span{animation-delay:calc(1.3s + var(--i,0)*.04s)!important}
@media (max-height:700px){.ab-cerebro{width:min(56vw,300px)}}

/* =========================================================
   ENTRADA — portal dourado com folhas (modelo aprovado pelo Dr., 12/11)
   ========================================================= */
.portal{position:relative;overflow:hidden;isolation:isolate}
.portal-in{position:relative;z-index:2;display:grid;justify-items:center;gap:22px;width:min(560px,100%)}
.logo-dsf{font:400 clamp(56px,9vw,96px)/.9 var(--cond);letter-spacing:.01em;margin:0}
.regua{display:flex;align-items:center;gap:18px;white-space:nowrap}
.regua:before,.regua:after{content:"";width:clamp(36px,9vw,110px);height:1px;background:linear-gradient(90deg,transparent,var(--ouro))}
.regua:after{transform:scaleX(-1)}
.portal h2{margin:6px 0 0}
.brilho-linha{width:min(380px,70vw);height:2px;border-radius:2px;background:radial-gradient(closest-side,#FFF1C4,rgba(243,218,156,.6) 30%,transparent);box-shadow:0 0 22px rgba(244,190,90,.6)}
.brilho-linha.visto{animation:pulsaLinha 3.2s ease-in-out 1.2s infinite}
@keyframes pulsaLinha{50%{opacity:.45;transform:scaleX(.8)}}
.portal .entrada{width:min(460px,88vw);gap:18px;margin-top:6px}
.capsula{display:flex;align-items:center;width:100%;height:64px;border-radius:999px;padding:0 26px;gap:18px;cursor:text;
  background:linear-gradient(180deg,rgba(28,74,80,.55),rgba(12,36,40,.6));border:1px solid rgba(201,165,90,.38);
  box-shadow:inset 0 1px 0 rgba(255,241,196,.08),0 10px 30px -12px rgba(0,0,0,.6);transition:border-color .4s,box-shadow .5s,transform .5s var(--ease)}
.capsula:focus-within{border-color:var(--ouro-claro);box-shadow:inset 0 1px 0 rgba(255,241,196,.12),0 0 0 4px rgba(201,165,90,.12),0 0 40px -6px rgba(243,218,156,.45);transform:translateY(-1px)}
.capsula .ic{flex:none;width:24px;height:24px;color:var(--ouro);display:grid;place-items:center;padding-right:18px;box-sizing:content-box;border-right:1px solid rgba(201,165,90,.32)}
.capsula .ic svg{width:22px;height:22px}
.capsula input{flex:1;min-width:0;background:none;border:0;outline:none;font:400 14px/1 var(--sans);letter-spacing:.2em;text-transform:uppercase;color:var(--texto);caret-color:var(--ouro)}
.capsula input::placeholder{color:rgba(239,232,216,.62);letter-spacing:.22em}
.btn-ouro{margin-top:16px;padding:22px 64px;font-size:13px;letter-spacing:.38em;box-shadow:0 14px 50px -10px rgba(243,200,110,.65),inset 0 1px 0 rgba(255,255,255,.65),inset 0 -2px 6px rgba(120,80,20,.35)}
.btn-ouro.carregando{pointer-events:none;opacity:.8}
.btn-ouro.carregando svg{animation:girar 1s linear infinite}
@keyframes girar{to{transform:rotate(360deg)}}
.pontinhos{display:flex;gap:14px;margin-top:22px}
.pontinhos i{width:7px;height:7px;border-radius:50%;background:rgba(239,232,216,.22);transition:background .5s,box-shadow .5s,transform .5s var(--ease)}
.pontinhos i.on{background:var(--ouro-claro);box-shadow:0 0 10px rgba(243,218,156,.8);transform:scale(1.15)}
/* arco dourado gigante */
.arco{position:absolute;left:50%;top:50%;width:max(118vmin,760px);aspect-ratio:1;border-radius:50%;transform:translate(-50%,-50%) scale(.8);opacity:0;z-index:0;pointer-events:none;
  background:radial-gradient(closest-side,rgba(28,74,80,.35),transparent 92%);animation:arcoEntra 2.2s var(--ease) .1s forwards}
.arco:before{content:"";position:absolute;inset:0;border-radius:50%;padding:1.5px;background:conic-gradient(from var(--giro,0deg),transparent 0 12%,rgba(243,218,156,.9) 22%,transparent 34%,transparent 58%,rgba(201,165,90,.7) 70%,transparent 82%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;animation:giro 14s linear infinite;filter:drop-shadow(0 0 6px rgba(243,218,156,.6))}
@keyframes arcoEntra{to{opacity:1;transform:translate(-50%,-50%) scale(1)}}
/* folhas nos cantos */
.folhas{position:absolute;z-index:1;pointer-events:none;width:clamp(150px,24vw,330px)}
.folhas svg{width:100%;height:auto;overflow:visible;filter:drop-shadow(0 0 14px rgba(201,165,90,.25))}
.folhas.f1{top:-4%;right:-3%;transform-origin:100% 0}
.folhas.f2{bottom:-6%;left:-4%;transform:rotate(180deg);transform-origin:50% 50%}
.folhas .haste{fill:none;stroke:url(#fB);stroke-width:1.4;stroke-dasharray:600;stroke-dashoffset:600;animation:desenha 2.4s var(--ease) .3s forwards}
.folhas .folha{opacity:0;transform-box:fill-box;transform-origin:0 50%;animation:brota 1.4s var(--ease) forwards;animation-delay:calc(.8s + var(--i)*.14s)}
.folhas.f1 svg{animation:balanca 9s ease-in-out 3s infinite;transform-origin:95% 98%}
.folhas.f2 svg{animation:balanca 11s ease-in-out 3s infinite reverse;transform-origin:95% 98%}
@keyframes desenha{to{stroke-dashoffset:0}}
@keyframes brota{from{opacity:0;scale:.2}to{opacity:1;scale:1}}
@keyframes balanca{50%{transform:rotate(-2.5deg)}}
@media (max-width:600px){
  .portal-in{gap:18px}
  .capsula{height:58px;padding:0 20px;gap:14px}
  .capsula .ic{padding-right:14px}
  .btn-ouro{width:100%;padding:20px 30px}
  .folhas{width:150px}.folhas.f1{top:-6%;right:-14%}.folhas.f2{bottom:-8%;left:-14%}
}
/* folhas entram voando e pousam nos cantos */
.folhas.f1{animation:pousaF1 2.6s cubic-bezier(.2,.8,.2,1) .15s both}
.folhas.f2{animation:pousaF2 2.9s cubic-bezier(.2,.8,.2,1) .35s both}
@keyframes pousaF1{0%{opacity:0;transform:translate(55%,-60%) rotate(38deg) scale(.7)}60%{opacity:1}100%{opacity:1;transform:none}}
@keyframes pousaF2{0%{opacity:0;transform:rotate(180deg) translate(55%,-60%) rotate(38deg) scale(.7)}60%{opacity:1}100%{opacity:1;transform:rotate(180deg)}}
.folhas .folha{animation-delay:calc(1.1s + var(--i)*.14s)}

/* =========================================================
   ABERTURA 3 — só o cérebro do livro: pó de ouro vira o cérebro, a faísca acende
   ========================================================= */
.ab-cerebro{width:min(62vw,330px);aspect-ratio:380/430}
.ab-cerebro .ab-b,.ab-cerebro .ab-f,.ab-cerebro .ab-scan{display:none}
#abPo{position:absolute;inset:0;width:100%;height:100%;z-index:2}
.ab-livro{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;opacity:0;border-radius:0;
  -webkit-mask:radial-gradient(50% 48% at 50% 50%,#000 70%,transparent 100%);mask:radial-gradient(50% 48% at 50% 50%,#000 70%,transparent 100%)}
.ab-livro.vem{animation:livroVem 1s var(--ease) forwards,livroPulsa 2.4s ease-in-out 2.2s infinite}
@keyframes livroVem{from{opacity:0;filter:brightness(1.8) blur(4px)}to{opacity:1;filter:none}}
@keyframes livroPulsa{50%{filter:brightness(1.15) saturate(1.15) drop-shadow(0 0 18px rgba(244,164,58,.35))}}
.ab-aura{background:radial-gradient(closest-side,rgba(244,140,50,.35),rgba(45,99,101,.25) 55%,transparent 75%)}
#abertura.vai .ab-aura{animation:fade 1.6s var(--ease) 1.2s forwards}
.ab-cerebro .faisca{left:51%;top:56%;z-index:3}
.ab-cerebro .onda{left:51%;top:56%;z-index:3}
#abertura.vai .faisca{animation:faisca 1.6s var(--ease) 1.75s forwards}
#abertura.vai .onda{animation:onda 1.9s var(--ease) 1.8s forwards}
#abertura.vai .onda.o2{animation-delay:2.05s}
#abertura.vai .onda.o3{animation:onda 2.2s var(--ease) 2.3s forwards;border-color:var(--folha-clara)}
#abertura.vai .ab-autora{animation:autora 1.6s var(--ease) 2.1s forwards}
#abertura.vai .ab-frase{animation:sobe 1.1s var(--ease) 3s forwards}
#abertura.sai .ab-cerebro{transform-origin:51% 56%}
#abertura.curta.vai .faisca{animation-delay:.85s}
#abertura.curta.vai .onda{animation-delay:.9s}#abertura.curta.vai .onda.o2{animation-delay:1.05s}#abertura.curta.vai .onda.o3{animation-delay:1.2s}
#abertura.curta.vai .ab-aura{animation-delay:.5s}
#abertura.curta.vai .ab-autora{animation-delay:1s}
#abertura.curta .ab-titulo span{animation-delay:calc(1.15s + var(--i,0)*.04s)!important}
#abertura.curta.vai .ab-frase{animation-delay:1.6s}
/* folhas com borda de ouro (imagens): entram voando e pousam nos cantos */
img.folhas{position:absolute;z-index:1;pointer-events:none;height:auto;filter:drop-shadow(0 0 18px rgba(201,165,90,.22));will-change:transform}
img.folhas.f1{width:clamp(190px,25vw,380px);top:-2%;right:-3%;transform-origin:100% 0;animation:pousaDir 2.6s cubic-bezier(.2,.8,.2,1) .2s both,balancaDir 9s ease-in-out 2.9s infinite}
img.folhas.f2{width:clamp(220px,30vw,460px);bottom:-4%;left:-4%;transform-origin:0 100%;animation:pousaEsq 2.9s cubic-bezier(.2,.8,.2,1) .45s both,balancaEsq 11s ease-in-out 3.4s infinite}
@keyframes pousaDir{0%{opacity:0;transform:translate(45%,-45%) rotate(24deg) scale(.85);filter:blur(10px)}55%{opacity:1}100%{opacity:1;transform:none;filter:drop-shadow(0 0 18px rgba(201,165,90,.22))}}
@keyframes pousaEsq{0%{opacity:0;transform:translate(-45%,45%) rotate(-24deg) scale(.85);filter:blur(10px)}55%{opacity:1}100%{opacity:1;transform:none;filter:drop-shadow(0 0 18px rgba(201,165,90,.22))}}
@keyframes balancaDir{50%{transform:rotate(-2deg)}}
@keyframes balancaEsq{50%{transform:rotate(2.2deg)}}
@media (max-width:600px){img.folhas.f1{width:150px;top:-3%;right:-12%}img.folhas.f2{width:180px;bottom:-5%;left:-14%}}