/* Layout: ecrã de entrada → estante (capas em grelha) → leitor em página única, com marca d'água */
:root{
  --paper:#F3F2EE; --surface:#FFFFFF; --ink:#1A2130; --muted:#5E6675; --line:#DCDAD3;
  --tea:#A8681E; --tea-soft:#F1E3CF; --rail:#2C3A52; --ok:#2F7A4F; --lock:#7A8190;
  --reader-bg:#FBFAF6; --mark:rgba(26,33,48,.075);
  --display:"Bodoni Moda", "Didot", Georgia, serif;
  --read:"Literata", Georgia, "Times New Roman", serif;
  --ui:"Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --paper:#11151C; --surface:#1A202A; --ink:#E9E7E1; --muted:#9CA3B0; --line:#2B3240;
  --tea:#D99A4E; --tea-soft:#3A2C1B; --rail:#8FA3C4; --ok:#6CC08F; --lock:#8A92A1;
  --reader-bg:#171B22; --mark:rgba(233,231,225,.07); color-scheme:dark}}
:root[data-theme="dark"]{
  --paper:#11151C; --surface:#1A202A; --ink:#E9E7E1; --muted:#9CA3B0; --line:#2B3240;
  --tea:#D99A4E; --tea-soft:#3A2C1B; --rail:#8FA3C4; --ok:#6CC08F; --lock:#8A92A1;
  --reader-bg:#171B22; --mark:rgba(233,231,225,.07); color-scheme:dark}
*{box-sizing:border-box}
html,body{height:100%}
body{background:var(--paper);color:var(--ink);font-family:var(--ui);font-size:15px;line-height:1.5}
button{font:inherit;color:inherit;cursor:pointer}
button:focus-visible,input:focus-visible,a:focus-visible{outline:2px solid var(--tea);outline-offset:2px}
h1,h2,h3{text-wrap:balance;margin:0}
.wrap{max-width:1040px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.demo-flag{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}

/* ---------- Entrada ---------- */
#auth{min-height:100%;display:grid;align-items:center;padding-block:40px}
.auth-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center}
.brand-mark{font-family:var(--display);font-size:clamp(40px,7vw,72px);line-height:1;letter-spacing:-.01em}
.brand-mark em{color:var(--tea);font-style:italic}
.auth-lede{font-family:var(--read);font-size:18px;color:var(--muted);max-width:30em;margin:18px 0 0}
.auth-card{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:28px}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:22px}
.tabs button{background:none;border:0;padding:8px 2px 10px;margin-right:18px;font-weight:600;color:var(--muted);border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs button[aria-selected="true"]{color:var(--ink);border-color:var(--tea)}
label{display:block;font-size:13px;font-weight:600;margin:0 0 6px}
.field{margin-bottom:16px}
input[type=text],input[type=email],input[type=password]{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:4px;background:var(--paper);color:var(--ink);font:inherit}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:4px;padding:12px 18px;font-weight:600}
.btn-primary{background:var(--ink);color:var(--paper);width:100%}
.btn-tea{background:var(--tea);color:#fff}
.btn-ghost{background:none;border:1px solid var(--line)}
.err{color:#C2412D;font-size:13px;min-height:1.2em;margin:0 0 10px}
.or{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px;margin:16px 0}
.or::before,.or::after{content:"";flex:1;height:1px;background:var(--line)}
.signoff{font-family:var(--read);font-style:italic;color:var(--muted);margin-top:28px;font-size:15px}

/* ---------- Biblioteca ---------- */
header.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:var(--paper);border-bottom:1px solid var(--line)}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--paper)}
.top-in{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-block:14px}
.logo{font-family:var(--display);font-size:22px}
.logo em{color:var(--tea)}
.user{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--muted);min-width:0}
.user span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hello{padding-block:36px 8px}
.hello h1{font-family:var(--display);font-weight:500;font-size:clamp(30px,5vw,44px)}
.hello p{color:var(--muted);margin:8px 0 0}
.shelf-label{display:flex;align-items:baseline;justify-content:space-between;margin:34px 0 16px;border-bottom:1px solid var(--line);padding-bottom:8px}
.shelf-label h2{font-size:12px;letter-spacing:.12em;text-transform:uppercase;font-weight:700}
.shelf-label span{font-size:13px;color:var(--muted)}
.shelf{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:28px;padding-bottom:12px}
.book{display:flex;flex-direction:column;gap:12px;min-width:0}
.cover-btn{border:0;padding:0;background:none;text-align:left;position:relative;border-radius:2px 6px 6px 2px}
.cover{aspect-ratio:2/3;max-width:100%;width:100%;border-radius:2px 6px 6px 2px;position:relative;overflow:hidden;box-shadow:0 1px 0 rgba(0,0,0,.08),0 14px 28px -14px rgba(10,15,25,.45);transition:transform .25s ease}
.cover-btn:hover .cover{transform:translateY(-4px)}
.cover::after{content:"";position:absolute;inset:0 auto 0 0;width:7px;background:linear-gradient(90deg,rgba(0,0,0,.22),rgba(255,255,255,.06))}
.cover canvas{position:absolute;inset:0;width:100%;height:100%}
.cover .ct{position:absolute;left:9%;right:8%;color:#F6F1E7}
.cover .ct-title{top:9%;font-family:var(--display);font-size:clamp(20px,2.4vw,26px);line-height:1.05}
.cover .ct-sub{top:auto;bottom:16%;font-family:var(--read);font-style:italic;font-size:13px;opacity:.85}
.cover .ct-author{top:auto;bottom:6%;font-size:10px;letter-spacing:.18em;text-transform:uppercase;opacity:.8}
.locked .cover{filter:saturate(.35)}
.lock-badge{position:absolute;top:10px;right:10px;background:rgba(10,14,20,.72);color:#fff;border-radius:999px;padding:5px 10px 5px 8px;font-size:12px;font-weight:600;display:flex;align-items:center;gap:6px}
.meta h3{font-family:var(--display);font-size:19px;font-weight:500}
.meta p{margin:4px 0 0;font-size:13px;color:var(--muted)}
.row{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.progress{height:3px;background:var(--line);border-radius:3px;overflow:hidden;flex:1;min-width:80px}
.progress i{display:block;height:100%;background:var(--tea)}
.pill{font-size:12px;font-weight:600;padding:3px 9px;border-radius:999px}
.pill-ok{color:var(--ok);background:color-mix(in srgb,var(--ok) 14%,transparent)}
.price{font-family:var(--display);font-size:20px}
.empty{grid-column:1/-1;border:1px dashed var(--line);border-radius:6px;padding:26px;color:var(--muted);font-family:var(--read)}
.perk{margin:34px 0 48px;background:var(--tea-soft);border-radius:6px;padding:20px 22px;display:flex;gap:18px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.perk p{margin:0;max-width:44em}
.code{font-family:ui-monospace,Menlo,monospace;font-weight:700;letter-spacing:.08em;background:var(--surface);padding:6px 10px;border-radius:4px;border:1px solid var(--line)}
footer{color:var(--muted);font-size:13px;padding-block:20px 40px;border-top:1px solid var(--line)}

/* ---------- Compra ---------- */
.overlay{position:fixed;inset:0;z-index:20;background:rgba(10,14,20,.55);display:grid;place-items:center;padding:16px}
.sheet{background:var(--surface);border-radius:8px;max-width:440px;width:100%;padding:24px;max-height:100%;overflow:auto}
.sheet h2{font-family:var(--display);font-weight:500;font-size:26px}
.sum{display:flex;gap:16px;align-items:center;margin:16px 0 20px}
.sum .cover{width:70px;flex:none}
.sum .cover .ct-title{font-size:11px}
.sum .cover .ct-sub,.sum .cover .ct-author{display:none}
.pay{display:grid;gap:8px;margin-bottom:18px}
.pay label{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:4px;padding:11px 12px;margin:0;font-weight:500;cursor:pointer}
.pay label:has(input:checked){border-color:var(--tea);background:var(--tea-soft)}
.note{font-size:12px;color:var(--muted);margin:12px 0 0}
.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--ink);color:var(--paper);padding:11px 16px;border-radius:6px;font-weight:600;z-index:40;font-size:14px;max-width:calc(100% - 32px)}

/* ---------- Leitor ---------- */
#reader{position:fixed;inset:0;z-index:30;background:var(--reader-bg);display:flex;flex-direction:column;
  -webkit-user-select:none;user-select:none;-webkit-touch-callout:none}
.r-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:calc(10px + env(safe-area-inset-top,0px)) max(16px,env(safe-area-inset-right,0px)) 10px max(16px,env(safe-area-inset-left,0px));border-bottom:1px solid var(--line)}
.r-title{font-family:var(--display);font-size:16px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}
.r-lic{font-size:11px;color:var(--muted);display:flex;align-items:center;gap:5px;white-space:nowrap}
.r-stage{flex:1;position:relative;overflow:hidden;touch-action:pan-y}
.r-track{display:flex;height:100%;transition:transform .35s cubic-bezier(.3,.7,.2,1)}
.r-page{flex:0 0 100%;height:100%;overflow-y:auto;display:flex;justify-content:center;
  padding:36px max(20px,env(safe-area-inset-right,0px)) 40px max(20px,env(safe-area-inset-left,0px))}
.r-page article{max-width:34em;width:100%;font-family:var(--read);font-size:19px;line-height:1.7}
.r-page article h2{font-family:var(--display);font-weight:500;font-size:30px;line-height:1.15;margin:12px 0 26px}
.r-page article .chap{font-family:var(--ui);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--tea);font-weight:700}
.r-page article p{margin:0 0 1em}
.r-page article p.drop::first-letter{font-family:var(--display);float:left;font-size:3.4em;line-height:.85;margin:.06em .08em 0 0;color:var(--tea)}
.r-page article .end{text-align:center;font-style:italic;color:var(--muted);margin-top:2em}
.wm{position:absolute;inset:0;pointer-events:none;z-index:2;overflow:hidden}
.wm div{position:absolute;inset:-50%;display:flex;flex-wrap:wrap;align-content:flex-start;gap:70px 90px;transform:rotate(-28deg);
  font-family:var(--ui);font-size:13px;font-weight:600;color:var(--mark);white-space:nowrap;padding:20px}
.r-foot{display:flex;align-items:center;gap:14px;
  padding:10px max(16px,env(safe-area-inset-right,0px)) calc(12px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px));border-top:1px solid var(--line)}
.r-foot .progress{height:4px}
.r-count{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}
.icon-btn{background:none;border:1px solid var(--line);border-radius:4px;width:40px;height:36px;display:grid;place-items:center;flex:none}
.icon-btn:disabled{opacity:.35;cursor:default}
@media print{body{display:none!important}}

@media (max-width:760px){
  .auth-grid{grid-template-columns:1fr;gap:28px}
  .shelf{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
  .r-page article{font-size:17.5px}
  .r-lic .long{display:none}
}
@media (prefers-reduced-motion:reduce){.r-track,.cover{transition:none}}

/* ---------- Extras da versão real ---------- */
.link-btn{background:none;border:0;padding:0;color:var(--tea);font-weight:600;font-size:13px;text-decoration:underline;text-underline-offset:3px}
.info{background:var(--tea-soft);border-radius:4px;padding:10px 12px;font-size:13px;margin:0 0 14px}
.r-loading{font-family:var(--ui);color:var(--muted);font-size:14px;text-align:center;padding-top:20vh}
.skeleton{opacity:.6}
table.sales{width:100%;border-collapse:collapse;font-size:14px;font-variant-numeric:tabular-nums}
table.sales th{text-align:left;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:700;padding:8px 10px;border-bottom:1px solid var(--line)}
table.sales td{padding:10px;border-bottom:1px solid var(--line);white-space:nowrap}
.table-wrap{overflow-x:auto;background:var(--surface);border:1px solid var(--line);border-radius:6px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin:24px 0}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:16px 18px}
.stat b{display:block;font-family:var(--display);font-size:30px;font-weight:500;font-variant-numeric:tabular-nums}
.stat span{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.pill-warn{color:#B4581E;background:color-mix(in srgb,#B4581E 14%,transparent)}

/* Palavra-passe: olho, erro e tremer */
.pass-wrap{position:relative}
.pass-wrap input{padding-right:48px}
.eye{position:absolute;top:0;right:0;height:100%;width:46px;display:grid;place-items:center;background:none;border:0;color:var(--muted);border-radius:0 4px 4px 0}
.eye:hover{color:var(--ink)}
.eye .eye-shut{display:none}
.eye[aria-pressed="true"] .eye-open{display:none}
.eye[aria-pressed="true"] .eye-shut{display:block}
input.bad{border-color:#C2412D;box-shadow:0 0 0 3px color-mix(in srgb,#C2412D 18%,transparent)}
@keyframes shake{10%,90%{transform:translateX(-2px)}20%,80%{transform:translateX(4px)}30%,50%,70%{transform:translateX(-7px)}40%,60%{transform:translateX(7px)}}
.auth-card.shake{animation:shake .45s cubic-bezier(.36,.07,.19,.97) both}
@media (prefers-reduced-motion:reduce){.auth-card.shake{animation:none}}

/* Capas desenhadas (SVG) */
.cover-art{background:#ddd}
.cover-art svg{position:absolute;inset:0;width:100%;height:100%;display:block}
.locked .cover-art{filter:saturate(.55) brightness(.97)}
.meta .link-btn{margin-top:6px}

/* Ficha do livro */
.sheet-wide{max-width:780px;position:relative;padding:28px}
.info-close{position:absolute;top:12px;right:12px;background:var(--surface);z-index:2}
.info-body{display:grid;grid-template-columns:240px minmax(0,1fr);gap:30px;align-items:start}
.info-cover .cover{width:100%}
.info-kicker{margin:0 0 6px;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--tea);font-weight:700}
.info-text h2{font-family:var(--display);font-weight:500;font-size:clamp(28px,4vw,38px);line-height:1.05}
.info-sub{margin:6px 0 0;font-family:var(--read);font-style:italic;color:var(--muted)}
.info-tag{margin:18px 0 0;font-family:var(--display);font-style:italic;font-size:21px;line-height:1.3}
.info-syn{margin-top:18px;font-family:var(--read);font-size:16.5px;line-height:1.7;max-width:36em}
.info-syn p{margin:0 0 .9em}
.info-cta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:20px;padding-top:18px;border-top:1px solid var(--line);position:sticky;bottom:-28px;background:var(--surface);padding-bottom:4px}
@media (max-width:760px){
  .sheet-wide{padding:22px 18px}
  .info-body{grid-template-columns:1fr;gap:20px}
  .info-cover{width:150px}
}

/* Cabeçalho: sino de notificações */
.hdr-btn{padding:7px 12px;text-decoration:none}
.hdr-btn .short{display:none}
.bell{position:relative;width:38px;height:36px;color:var(--ink)}
.bell-dot{position:absolute;top:6px;right:7px;width:9px;height:9px;border-radius:50%;background:#C2412D;box-shadow:0 0 0 2px var(--paper)}
@media (max-width:620px){
  #u-email{display:none}
  .hdr-btn .long{display:none}
  .hdr-btn .short{display:inline}
  .logo{font-size:19px}
  .user{gap:8px}
}

/* Estante "Em breve" */
.soon .cover-art{filter:saturate(.75)}
.pill-soon{color:var(--muted);background:color-mix(in srgb,var(--muted) 14%,transparent)}
.info-soon{font-size:14px;color:var(--muted);flex:1;min-width:200px}
.cover-art img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}

/* Notificações */
.sheet-notif{max-width:520px;padding:22px 24px 26px}
.notif-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.notif-head h2{font-family:var(--display);font-weight:500;font-size:24px}
.note-card{border:1px solid var(--line);border-radius:6px;padding:20px;background:var(--paper)}
.note-card h3{font-family:var(--display);font-weight:500;font-size:26px;line-height:1.1}
.note-when{margin:6px 0 14px;font-weight:700;color:var(--tea)}
.note-card p{margin:0 0 12px;font-family:var(--read);font-size:16px;line-height:1.6}
.note-card ul{margin:0 0 14px;padding-left:20px;display:grid;gap:6px;font-size:14.5px}
.note-card .note-close{font-style:italic}
.note-perk{background:var(--tea-soft);border-radius:4px;padding:10px 12px;font-family:var(--ui)!important;font-size:14px!important}
.note-perk .code{display:inline-block;margin-top:4px;font-size:13px}
.btn-wa{background:#1F8F55;color:#fff;text-decoration:none;width:100%}
.btn-wa:hover{background:#197A48}

/* Rodapé: Imersão + apoio */
.site-foot{margin-top:56px;border-top:1px solid var(--line);background:var(--surface)}
.site-foot .wrap{padding-block:28px 8px;display:grid;gap:26px}
.imersao-bar{display:flex;align-items:center;gap:12px;width:100%;text-align:left;background:var(--paper);border:1px solid var(--line);border-radius:6px;padding:12px 16px;font-size:14px;color:var(--ink)}
.imersao-bar:hover{border-color:var(--tea)}
.ib-dot{width:8px;height:8px;border-radius:50%;background:var(--tea);flex:none}
.ib-text{flex:1;min-width:0}
.ib-more{color:var(--tea);font-weight:600;font-size:13px;white-space:nowrap}
.support{display:flex;gap:20px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.support h2{font-size:12px;letter-spacing:.12em;text-transform:uppercase;font-weight:700;margin-bottom:6px}
.support p{margin:0;color:var(--muted);max-width:34em;font-size:14px}
.support-actions{display:flex;flex-direction:column;align-items:flex-start;gap:6px}
.support-actions .btn-wa{width:auto}
.support-num{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;user-select:all}
.site-foot footer{border-top:1px solid var(--line);padding-block:16px 28px}
.auth-help a{color:var(--tea);font-weight:600}
@media (max-width:620px){ .support-actions,.support-actions .btn-wa{width:100%} }
.hdr-btn{color:var(--ink)}
.cover-btn .lock-badge{top:auto;bottom:12px;right:10px}