:root{
  --azul:#005490;--azul-vivo:#0977C6;--azul-fundo:#00375E;--amarelo:#FFC801;
  --grafite:#21262B;--nevoa:#EEF4F9;--linha:#D5E2EC;--texto:#2B3238;--suave:#5B6670;--papel:#FBFAF6;
  --titulo:"Bricolage Grotesque","Trebuchet MS",system-ui,sans-serif;
  --corpo:"Atkinson Hyperlegible","Segoe UI",system-ui,sans-serif;
  --mola:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font-family:var(--corpo);color:var(--texto);background:var(--nevoa);-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:var(--titulo);color:var(--grafite);margin:0;line-height:1.1;letter-spacing:-.01em}
button{font:inherit;cursor:pointer}
:focus-visible{outline:3px solid var(--amarelo);outline-offset:2px}
[hidden]{display:none!important}
.tela{min-height:100%}

/* ============ ENTRADA ============ */
.entrada{display:grid;grid-template-columns:1.05fr 1fr;min-height:100vh}
.vitrine{background:var(--azul-fundo);color:#CFE0EE;padding:48px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}
.vitrine .marca{display:flex;align-items:center;gap:12px;color:#fff;font-family:var(--titulo);font-weight:800;font-size:1.25rem}
.vitrine .marca img{width:48px;height:48px;background:#fff;border-radius:50%}
.vitrine h1{color:#fff;font-size:clamp(2rem,3.4vw,3rem);max-width:15ch;margin-bottom:14px}
.vitrine p{max-width:42ch;font-size:1.1rem;line-height:1.55;margin:0}
.tabuleiro{display:grid;grid-template-columns:repeat(8,1fr);width:min(360px,70%);aspect-ratio:1;border-radius:10px;overflow:hidden;margin:36px 0;box-shadow:0 30px 60px -20px rgba(0,0,0,.5);position:relative}
.tabuleiro i{background:#0A6AAE;transition:background .4s}
.tabuleiro i.esc{background:#004A7D}
.tabuleiro i.trilha{background:rgba(255,200,1,.55)}
.tabuleiro .cav{position:absolute;width:12.5%;height:12.5%;display:grid;place-items:center;transition:left .55s var(--mola),top .55s var(--mola);font-size:clamp(1.4rem,3.2vw,2.2rem);color:var(--amarelo);text-shadow:0 2px 0 var(--grafite)}
.vitrine small{color:#8FB0CB}

.formularios{display:grid;place-items:center;padding:40px 24px;background:#fff}
.caixa{width:100%;max-width:400px}
.abas{display:grid;grid-template-columns:1fr 1fr;background:var(--nevoa);border-radius:999px;padding:4px;margin-bottom:30px;position:relative}
.abas button{border:0;background:none;padding:10px;border-radius:999px;font-weight:700;color:var(--suave);position:relative;z-index:1;transition:color .3s}
.abas button[aria-selected=true]{color:var(--grafite)}
.abas .pilula{position:absolute;top:4px;bottom:4px;left:4px;width:calc(50% - 4px);background:#fff;border-radius:999px;box-shadow:0 2px 8px rgba(0,40,70,.12);transition:transform .4s var(--mola)}
.abas.cad .pilula{transform:translateX(100%)}
.caixa h2{font-size:1.8rem;margin-bottom:6px}
.caixa .sub{color:var(--suave);margin:0 0 24px}
.campo{margin-bottom:16px}
.campo label{display:block;font-weight:700;font-size:.95rem;margin-bottom:6px}
.campo input{width:100%;padding:12px 14px;border:1.5px solid var(--linha);border-radius:12px;font:inherit;transition:border-color .2s,box-shadow .2s}
.campo input:focus{outline:none;border-color:var(--azul-vivo);box-shadow:0 0 0 4px rgba(9,119,198,.15)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:13px 22px;font-family:var(--titulo);font-weight:700;font-size:1rem;background:var(--azul);color:#fff;transition:transform .15s,background .2s;text-decoration:none}
.btn:hover{background:#00436F}
.btn:active{transform:scale(.97)}
.btn.cheio{width:100%}
.btn.amarelo{background:var(--amarelo);color:var(--grafite)}
.btn.amarelo:hover{background:#FFD83F}
.btn.fantasma{background:transparent;color:var(--azul);border:1.5px solid var(--linha)}
.btn.fantasma:hover{border-color:var(--azul)}
.link{background:none;border:0;color:var(--azul-vivo);font-weight:700;padding:0}
.linha-acoes{display:flex;justify-content:space-between;align-items:center;margin:-4px 0 20px;font-size:.92rem}
.painel-form{animation:entra .45s var(--mola)}
@keyframes entra{from{opacity:0;transform:translateY(10px)}}

.aguardo{text-align:left}
.aguardo .selo{width:64px;height:64px;border-radius:18px;background:var(--nevoa);display:grid;place-items:center;margin-bottom:18px}
.passos{list-style:none;padding:0;margin:26px 0 28px}
.passos li{display:grid;grid-template-columns:32px 1fr;gap:14px;padding-bottom:22px;position:relative}
.passos li:not(:last-child)::before{content:"";position:absolute;left:15px;top:32px;bottom:2px;width:2px;background:var(--linha)}
.passos .bola{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;font-weight:700;font-size:.85rem;border:2px solid var(--linha);background:#fff;color:var(--suave)}
.passos .feito .bola{background:var(--azul);border-color:var(--azul);color:#fff}
.passos .agora .bola{border-color:var(--amarelo);background:#FFF6CC;color:var(--grafite);animation:pulsa 1.8s infinite}
@keyframes pulsa{50%{box-shadow:0 0 0 8px rgba(255,200,1,.25)}}
.passos strong{display:block;font-family:var(--titulo);color:var(--grafite)}
.passos span{color:var(--suave);font-size:.94rem}

/* ============ BIBLIOTECA ============ */
.barra{position:sticky;top:0;z-index:20;background:#fff;box-shadow:0 1px 0 var(--linha);border-bottom:1px solid var(--linha)}
.barra .in{max-width:1240px;margin:0 auto;padding:0 24px;height:70px;display:flex;align-items:center;gap:20px}
.barra .marca{text-decoration:none;display:flex;align-items:center;gap:10px;font-family:var(--titulo);font-weight:800;color:var(--grafite);font-size:1.1rem}
.barra .marca img{width:40px;height:40px}
.barra .marca small{font-family:var(--corpo);font-weight:400;color:var(--suave);font-size:.8rem;display:block}
.busca{margin-left:auto;position:relative;width:min(340px,40vw)}
.busca input{width:100%;padding:10px 14px 10px 40px;border:1.5px solid var(--linha);border-radius:999px;font:inherit;background:var(--nevoa);transition:background .2s,border-color .2s}
.busca input:focus{outline:none;background:#fff;border-color:var(--azul-vivo)}
.busca svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);width:18px;color:var(--suave)}
.avatar{width:42px;height:42px;border-radius:50%;border:2px solid #fff;box-shadow:0 0 0 2px var(--linha);background:var(--azul) center/cover;color:#fff;font-family:var(--titulo);font-weight:800;display:grid;place-items:center;padding:0;transition:box-shadow .2s}
.avatar:hover{box-shadow:0 0 0 2px var(--azul-vivo)}

.conteudo{max-width:1240px;margin:0 auto;padding:36px 24px 80px}
.continuar{display:grid;grid-template-columns:auto 1fr auto;gap:28px;align-items:center;background:var(--azul-fundo);color:#CFE0EE;border-radius:24px;padding:26px 32px;position:relative;overflow:hidden;margin-bottom:40px}
.continuar::after{content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;background:conic-gradient(from 90deg at 1px 1px,transparent 90deg,rgba(255,255,255,.07) 0) 0 0/32px 32px;transform:rotate(12deg);pointer-events:none}
.continuar .mini-capa{width:84px;aspect-ratio:3/4.2;border-radius:3px 6px 6px 3px;background:center/cover;box-shadow:6px 8px 20px rgba(0,0,0,.4);transform:rotate(-4deg)}
.continuar h2{color:#fff;font-size:1.5rem;margin:4px 0 12px}
.continuar .ola{margin:0;font-size:.98rem}
.progresso{height:6px;background:rgba(255,255,255,.15);border-radius:99px;max-width:420px;overflow:hidden}
.progresso b{display:block;height:100%;background:var(--amarelo);border-radius:99px;transition:width .8s var(--mola)}
.continuar .pag{font-size:.88rem;margin-top:8px;display:block}

.cab-estante{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:18px;flex-wrap:wrap}
.cab-estante h2{font-size:1.9rem}
.contagem{color:var(--suave)}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:34px}
.chip{border:1.5px solid var(--linha);background:#fff;border-radius:999px;padding:8px 16px;font-weight:700;font-size:.93rem;color:var(--texto);transition:all .25s var(--mola)}
.chip:hover{border-color:var(--azul-vivo)}
.chip[aria-pressed=true]{background:var(--grafite);border-color:var(--grafite);color:#fff}
.chip .n{opacity:.55;margin-left:4px;font-weight:400}

.estante{display:grid;grid-template-columns:repeat(auto-fill,minmax(178px,1fr));gap:44px 32px}
.card{all:unset;cursor:pointer;display:block;outline:none;animation:surge .6s var(--mola) backwards}
@keyframes surge{from{opacity:0;transform:translateY(24px) scale(.96)}}
.estojo{aspect-ratio:3/4.2;display:flex;align-items:flex-end}
.livro{width:100%;position:relative;aspect-ratio:var(--r,.714);transform-style:preserve-3d;transform:perspective(1000px) rotateY(0);transition:transform .55s var(--mola)}
.capa{position:absolute;inset:0;border-radius:2px 7px 7px 2px;overflow:hidden;background:#ccc center/cover;box-shadow:0 1px 0 rgba(0,0,0,.05),0 18px 30px -16px rgba(0,30,60,.55);transform:translateZ(9px)}
.capa::before{content:"";position:absolute;left:0;top:0;bottom:0;width:10px;background:linear-gradient(90deg,rgba(0,0,0,.22),rgba(255,255,255,.18) 40%,rgba(0,0,0,0));z-index:2}
.capa::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(255,255,255,.28),transparent 38%);opacity:0;transition:opacity .4s}
.folhas{position:absolute;top:1.5%;bottom:1.5%;right:0;width:18px;transform-origin:right;transform:translateX(9px) rotateY(90deg) translateX(9px);background:repeating-linear-gradient(90deg,#fdfcf7 0 2px,#e8e4d8 2px 3px);border-radius:2px}
.verso{position:absolute;inset:0;border-radius:2px 7px 7px 2px;background:#1b3550;transform:rotateY(180deg) translateZ(9px);backface-visibility:hidden;-webkit-backface-visibility:hidden}
.card:hover .livro,.card:focus-visible .livro{transform:perspective(1000px) rotateY(-26deg) translate3d(8px,-8px,0)}
.card:hover .capa::after,.card:focus-visible .capa::after{opacity:1}
.card:focus-visible .capa{outline:3px solid var(--amarelo);outline-offset:3px}
.card h3{font-size:1.02rem;margin-top:18px;line-height:1.25}
.card .meta{display:flex;justify-content:space-between;align-items:center;color:var(--suave);font-size:.86rem;margin-top:4px;gap:8px}
.card .baixa{display:inline-flex;align-items:center;gap:4px;color:var(--azul-vivo);font-weight:700}
.card .baixa svg{width:15px}
.novo{position:absolute;top:10px;right:-6px;background:var(--amarelo);color:var(--grafite);font-weight:700;font-size:.75rem;padding:3px 9px;border-radius:6px 6px 0 6px;transform:translateZ(14px);box-shadow:0 4px 10px rgba(0,0,0,.2)}


.vazio{grid-column:1/-1;text-align:center;padding:60px 20px;color:var(--suave)}
.vazio strong{display:block;font-family:var(--titulo);font-size:1.3rem;color:var(--grafite);margin-bottom:6px}

/* ============ LEITOR ============ */
.leitor{position:fixed;inset:0;z-index:50;background:radial-gradient(ellipse at center,#2E353B 0%,#171A1D 75%);display:flex;flex-direction:column;color:#C9D1D8}
.leitor.abrindo{animation:fundo .5s ease}
@keyframes fundo{from{background-color:transparent;opacity:0}}
.leitor-topo{display:flex;align-items:center;gap:14px;padding:14px 20px;padding-top:max(14px,env(safe-area-inset-top))}
.leitor-topo h2{color:#fff;font-size:1.1rem;font-weight:700;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ic{width:42px;height:42px;border-radius:12px;border:0;background:rgba(255,255,255,.08);color:#fff;display:grid;place-items:center;transition:background .2s}
.ic:hover{background:rgba(255,255,255,.16)}
.ic svg{width:20px;height:20px}
.ic:disabled{opacity:.3;cursor:default}
.baixar{display:inline-flex;align-items:center;gap:8px;background:var(--amarelo);color:var(--grafite);border:0;border-radius:12px;padding:0 16px;height:42px;font-weight:700}
.baixar svg{width:18px}
.palco{flex:1;display:grid;place-items:center;position:relative;overflow:hidden;touch-action:pan-y;user-select:none;-webkit-user-select:none}
.livro-aberto{perspective:2800px;position:relative;width:calc(var(--pw)*2);height:var(--ph);transition:transform .7s var(--mola)}
.unica .livro-aberto{width:var(--pw)}
.folha{position:absolute;top:0;left:50%;width:50%;height:100%;transform-origin:left center;transform-style:preserve-3d;transition:transform .9s cubic-bezier(.35,.75,.25,1)}
.unica .folha{left:0;width:100%}
.folha.virada{transform:rotateY(-180deg)}
.unica .folha{transition:transform .8s cubic-bezier(.35,.75,.25,1),opacity .25s}
.unica .folha.virada{opacity:0;transition:transform .8s cubic-bezier(.35,.75,.25,1),opacity .3s .5s}
.folha.solta{transition:none}
.face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;background:var(--papel);overflow:hidden}
.face.frente{border-radius:0 4px 4px 0}
.face.costas{transform:rotateY(180deg);border-radius:4px 0 0 4px}
.face::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(90deg,rgba(0,0,0,var(--s,0)),rgba(0,0,0,0) 70%);transition:background .2s}
.face.frente::before{content:"";position:absolute;left:0;top:0;bottom:0;width:28px;background:linear-gradient(90deg,rgba(0,0,0,.14),transparent);z-index:3;pointer-events:none}
.face.costas::before{content:"";position:absolute;right:0;top:0;bottom:0;width:28px;background:linear-gradient(-90deg,rgba(0,0,0,.14),transparent);z-index:3;pointer-events:none}
.livro-aberto::after{content:"";position:absolute;left:4%;right:4%;bottom:-18px;height:30px;background:radial-gradient(ellipse,rgba(0,0,0,.55),transparent 70%);z-index:-1}
.marca-agua{position:absolute;inset:-20%;pointer-events:none;z-index:4;opacity:.06;transform:rotate(-28deg);font:700 13px var(--corpo);color:#000;display:flex;flex-wrap:wrap;gap:90px 80px;align-content:center;justify-content:center;line-height:1}
.pg-num{position:absolute;bottom:12px;font-size:.72rem;color:#9AA4AD;z-index:2}
.frente .pg-num{right:16px}.costas .pg-num{left:16px}
.leitor-base{display:flex;align-items:center;gap:16px;padding:14px 20px 20px;padding-bottom:max(20px,env(safe-area-inset-bottom));justify-content:center}
.regua{flex:1;max-width:520px;-webkit-appearance:none;appearance:none;height:6px;border-radius:99px;background:linear-gradient(90deg,var(--amarelo) var(--p,0%),rgba(255,255,255,.15) 0)}
.regua::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;border-radius:50%;background:#fff;border:4px solid var(--amarelo);cursor:grab}
.regua::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:#fff;border:4px solid var(--amarelo);cursor:grab}
.contador{font-variant-numeric:tabular-nums;min-width:96px;text-align:center;font-size:.92rem}
.seta{position:absolute;top:50%;transform:translateY(-50%);width:52px;height:52px;border-radius:50%;z-index:30}
.seta.esq{left:18px}.seta.dir{right:18px}
.dica{position:absolute;bottom:8px;left:50%;transform:translateX(-50%);font-size:.85rem;color:#8D979F;transition:opacity .6s}


/* ============ PERFIL ============ */
.veu{position:fixed;inset:0;background:rgba(15,25,35,.45);z-index:40;opacity:0;transition:opacity .35s;pointer-events:none}
.veu.on{opacity:1;pointer-events:auto}
.gaveta{visibility:hidden;transition:transform .45s var(--mola),visibility 0s .45s;position:fixed;top:0;right:0;bottom:0;width:min(420px,100%);background:#fff;z-index:41;transform:translateX(105%);padding:28px;overflow-y:auto;box-shadow:-20px 0 50px rgba(0,0,0,.18)}
.gaveta.on{transform:none;visibility:visible;transition:transform .45s var(--mola)}
.gaveta header{display:flex;justify-content:space-between;align-items:center;margin-bottom:26px}
.gaveta .ic{background:var(--nevoa);color:var(--grafite)}
.foto-perfil{display:flex;align-items:center;gap:18px;margin-bottom:26px}
.foto-perfil .avatar{width:84px;height:84px;font-size:1.8rem;box-shadow:0 0 0 3px var(--linha)}
.foto-perfil label{cursor:pointer}
.acesso{background:var(--nevoa);border-radius:14px;padding:16px;margin:8px 0 22px;font-size:.94rem}
.acesso strong{display:block;font-family:var(--titulo);margin-bottom:6px;color:var(--grafite)}
.acesso span{display:inline-block;background:#fff;border:1px solid var(--linha);border-radius:99px;padding:3px 10px;margin:3px 4px 0 0;font-size:.85rem}
.sair{margin-top:18px;width:100%}

.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,140%);opacity:0;background:var(--grafite);color:#fff;padding:12px 20px;border-radius:12px;font-weight:700;z-index:90;transition:transform .45s var(--mola),opacity .3s;box-shadow:0 12px 30px rgba(0,0,0,.25)}
.toast.on{transform:translate(-50%,0);opacity:1}


@media (max-width:900px){
  .entrada{grid-template-columns:1fr}
  .vitrine{padding:28px 24px;min-height:auto}
  .vitrine .tabuleiro{display:none}
  .vitrine h1{font-size:1.8rem;margin-top:22px}
  .continuar{grid-template-columns:auto 1fr;padding:22px}
  .continuar .btn{grid-column:1/-1}
  .barra .marca small{display:none}
  .estante{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:34px 20px}
  .seta{display:none}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important}
}

/* ============ sistema ============ */
.alerta{border-radius:12px;padding:12px 14px;margin-bottom:20px;font-weight:700;font-size:.95rem;animation:entra .4s var(--mola)}
.alerta-erro{background:#FEF3F2;color:#B42318;border:1px solid #FECDCA}
.alerta-ok{background:#ECFDF3;color:#067647;border:1px solid #ABEFC6}
.alerta-info{background:var(--nevoa);color:var(--azul);border:1px solid var(--linha)}
.campo small{display:block;color:var(--suave);font-size:.85rem;margin-top:5px}
.senha{position:relative}
.senha input{padding-right:48px}
.olho{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:38px;height:38px;border:0;background:none;border-radius:10px;color:var(--suave)}
.olho:hover{background:var(--nevoa)}
.olho::before{content:"";display:block;width:20px;height:20px;margin:auto;background:currentColor;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M2 12s3.5-7 10-7 10 7 10 7-3.5 7-10 7S2 12 2 12z'/%3E%3Ccircle cx='12' cy='12' r='3'/%3E%3C/svg%3E") center/contain no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M2 12s3.5-7 10-7 10 7 10 7-3.5 7-10 7S2 12 2 12z'/%3E%3Ccircle cx='12' cy='12' r='3'/%3E%3C/svg%3E") center/contain no-repeat}
.olho.on{color:var(--azul)}
.pote{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.lembrar{display:inline-flex;align-items:center;gap:6px}
.voltar{margin-top:10px}
.rodape-caixa{text-align:center;margin-top:28px;font-size:.92rem}
.rodape-caixa a{color:var(--suave)}
.vitrine .marca{text-decoration:none}
body.centro{display:grid;place-items:center;min-height:100vh;padding:24px;background:var(--nevoa)}
.cartao-solo{background:#fff;border-radius:22px;padding:34px;box-shadow:0 30px 60px -30px rgba(0,40,70,.35)}
.marca-solo{display:flex;align-items:center;gap:12px;text-decoration:none;font-family:var(--titulo);font-weight:800;color:var(--grafite);margin-bottom:26px}
.faixa-admin{background:var(--amarelo);color:var(--grafite);text-align:center;padding:9px 16px;font-weight:700;font-size:.92rem}
.faixa-admin a{color:var(--grafite)}
.boas-vindas{margin-bottom:34px}
.boas-vindas h1{font-size:clamp(1.8rem,3.4vw,2.5rem);color:var(--azul);margin-bottom:6px}
.boas-vindas p{color:var(--suave);margin:0;font-size:1.08rem}
.capa img{width:100%;height:100%;object-fit:cover;display:block;pointer-events:none;-webkit-user-drag:none}
.capa.sem-img{background:linear-gradient(160deg,#0977C6,#00375E)}
.selo-oculto{position:absolute;top:10px;left:8px;background:var(--grafite);color:#fff;font-weight:700;font-size:.72rem;padding:3px 8px;border-radius:6px;transform:translateZ(14px)}
.avatar.grande{width:84px;height:84px;font-size:1.8rem;box-shadow:0 0 0 3px var(--linha)}
.trocar-senha{margin:0 0 20px;border:1px solid var(--linha);border-radius:14px;padding:12px 16px}
.trocar-senha summary{cursor:pointer;font-weight:700;color:var(--azul)}
.trocar-senha[open] summary{margin-bottom:14px}
.btn[disabled]{opacity:.6;cursor:wait}
a.baixar{text-decoration:none}
.pg-img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;pointer-events:none;-webkit-user-drag:none;user-select:none;opacity:0;transition:opacity .35s}
.pg-img.ok{opacity:1}
.face.carregando{background:linear-gradient(100deg,var(--papel) 30%,#F1EEE6 50%,var(--papel) 70%) 0 0/300% 100%;animation:brilho 1.4s linear infinite}
@keyframes brilho{to{background-position:-150% 0}}
.face.vazia{background:#1b3550}
.estante .card{position:relative}
@media print{body *{visibility:hidden!important}body::after{content:"Impressão não disponível.";visibility:visible}}