:root{
  --bg:#f7f7fb; --card:#ffffff; --primary:#6e5cf5; --primary-light:#8a7bff;
  --grad:linear-gradient(135deg,#836dff,#6e5cf5);
  --gold:#d4a63f; --dark:#111827; --text:#2b2b33; --muted:#6b7280;
  --border:#e7e7f1; --shadow:0 10px 40px rgba(0,0,0,.08); --radius:24px;
  --ok:#1e7e34; --erro:#c0392b;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:'Inter',sans-serif}
a{color:inherit}
.hidden{display:none !important}
.erro{color:var(--erro)}

.wrapper{display:flex;min-height:100vh}

/* ---------------- Sidebar ---------------- */
.sidebar{width:90px;background:var(--dark);border-radius:0 28px 28px 0;display:flex;
  flex-direction:column;align-items:center;padding:22px 0;gap:6px;box-shadow:var(--shadow);
  position:sticky;top:0;height:100vh}
.sidebar a{width:56px;height:56px;display:flex;flex-direction:column;align-items:center;
  justify-content:center;gap:3px;color:#cbd2e0;border-radius:16px;cursor:pointer;transition:.25s;text-decoration:none}
.sidebar a span{font-size:8.5px;letter-spacing:.02em}
.sidebar a i{font-size:18px}
.sidebar a:hover{background:#222c3d;color:#fff}
.sidebar a.active{background:var(--grad);color:#fff}
.side-nav{display:flex;flex-direction:column;gap:6px;margin-top:8px}
.side-help{margin-top:auto}

/* ---------------- Conteúdo ---------------- */
.content{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px 34px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:12px}
.logo-icon{width:44px;height:44px;flex:none;border-radius:13px;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:18px}
.logo-texto{display:flex;flex-direction:column;line-height:1.15}
.brand{font-weight:800;font-size:18px;color:var(--dark);letter-spacing:.01em}
.brand-co{font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--gold);font-weight:600}
.versao{margin-left:6px;align-self:center;font-size:11px;font-weight:700;color:var(--primary);
  background:#efeaff;border-radius:20px;padding:3px 10px}
.menu{display:flex;gap:32px}
.menu a{text-decoration:none;color:#555;font-weight:500;font-size:15px;cursor:pointer;position:relative;padding:4px 0}
.menu a:hover{color:var(--primary)}
.menu a.active{color:var(--primary)}
.menu a.active:after{content:'';position:absolute;width:100%;height:3px;background:var(--primary);
  bottom:-8px;left:0;border-radius:10px}
.topbar-right{display:flex;align-items:center;gap:16px}
.brand-logo{height:42px;width:auto}
#userbox{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted)}
#userbox img{width:30px;height:30px;border-radius:50%}
#userbox a{color:var(--primary);font-weight:600;text-decoration:none}

main{flex:1;padding:10px 34px 34px}
h1{font-size:24px;margin:.2em 0 .5em;color:var(--dark)}

/* ---------------- Login ---------------- */
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:40px;text-align:center;box-shadow:var(--shadow);max-width:560px;margin:30px auto}
.btn-google{display:inline-flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--border);
  border-radius:12px;padding:12px 22px;text-decoration:none;color:#333;font-weight:600;margin-top:12px}
.btn-google:hover{box-shadow:var(--shadow)}
.login-frase{font-size:18px;font-style:italic;line-height:1.5;color:var(--primary);
  font-weight:500;max-width:460px;margin:14px auto 22px;min-height:1.5em}

/* ---------------- Hero ---------------- */
.hero{display:grid;grid-template-columns:minmax(360px,440px) 1fr 360px;gap:34px;align-items:start}
@media (max-width:1100px){ .hero{grid-template-columns:1fr} .hero-illustration{display:none} }

.upload-card{background:var(--card);border-radius:28px;border:2px solid #dcd8ff;padding:38px 34px;
  text-align:center;box-shadow:var(--shadow);zoom:.825}
.dropzone{transition:.2s;border-radius:18px}
.dropzone.drag{background:#f3f1ff;outline:2px dashed var(--primary);outline-offset:6px}
.upload-icon{width:66px;height:66px;border-radius:50%;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:26px;margin:0 auto 16px}
.upload-title{font-size:30px;font-weight:800;line-height:1.2;color:var(--dark);margin:0 0 10px}
.upload-title .hl{color:var(--primary)}
.upload-sub{font-size:13.5px;color:var(--muted);margin:0 0 20px;line-height:1.5}
.btn-upload{background:var(--grad);color:#fff;border:none;padding:15px 34px;border-radius:14px;
  font-family:inherit;font-size:15px;font-weight:600;cursor:pointer;box-shadow:0 8px 22px rgba(110,92,245,.28)}
.btn-upload:hover{filter:brightness(1.05)}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;margin-top:14px;background:#fff;
  border:1px solid var(--border);border-radius:12px;padding:11px 18px;font-family:inherit;font-size:14px;
  font-weight:500;color:#555;cursor:pointer}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary)}
.secure-note{display:flex;align-items:flex-start;gap:10px;margin-top:22px;padding:14px 16px;
  background:#f7f6ff;border:1px solid var(--border);border-radius:14px;text-align:left;font-size:12px;color:var(--muted)}
.secure-note i{color:var(--primary);font-size:16px;margin-top:1px}
.secure-note strong{color:var(--dark)}

/* marcas */
.brands-col{min-width:0;zoom:.9}
.brands-title{font-size:20px;font-weight:800;color:var(--dark);text-transform:uppercase;
  letter-spacing:.04em;margin:4px 0 18px}
.brands{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.brands img{background:#fff;border:1px solid #ececf5;border-radius:14px;padding:14px;height:78px;
  width:100%;object-fit:contain;transition:.25s}
.brands img:hover{transform:translateY(-4px);box-shadow:0 10px 30px rgba(0,0,0,.08)}
@media (max-width:1400px){ .brands{grid-template-columns:repeat(4,1fr)} }
@media (max-width:680px){ .brands{grid-template-columns:repeat(3,1fr)} }

/* ilustração */
.hero-illustration{min-height:520px;background-image:url('/static/assets/books-vintage.png');
  background-repeat:no-repeat;background-position:center top;background-size:contain}

/* ---------------- Lista de livros ---------------- */
.lista{margin-top:calc(30px - 3cm);display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px}
.item{background:#faf7ef;border:1px solid #ece7da;border-radius:18px;padding:22px;
  display:flex;flex-direction:column;gap:12px;box-shadow:var(--shadow)}
.item .nome{font-size:15.5px;font-weight:600;color:var(--dark);word-break:break-word}
.item .sub{display:block;font-weight:400;color:var(--muted);font-size:12px;line-height:1.5;margin-top:4px}
.item .aviso-perfil{display:block;margin-top:6px;font-size:12px;color:#7a5cf0;background:#f1edff;
  border:1px solid #d8cfff;border-radius:10px;padding:7px 11px;font-weight:500}
.item .campos{display:flex;flex-direction:column;gap:8px}
.item .campos input{padding:10px 12px;border:1px solid var(--border);border-radius:10px;font-size:14px;
  font-family:inherit;background:#fafaff;color:var(--text);width:100%}
.item .campos input:focus{outline:none;border-color:var(--primary)}
.item .linha-selo{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.item select{flex:1;min-width:150px;padding:10px 12px;border:1px solid var(--border);border-radius:10px;
  font-family:inherit;font-size:14px;color:var(--text);background:#fafaff;font-weight:500;cursor:pointer}
.item select option:disabled{color:#bbb}
.item .excluir{align-self:flex-start;background:#fff;border:1px solid var(--border);color:var(--muted);
  border-radius:10px;padding:6px 12px;font-size:12px;font-weight:500;cursor:pointer;font-family:inherit}
.item .excluir:hover{border-color:var(--erro);color:var(--erro)}
.badge{font-size:12px;padding:5px 12px;border-radius:20px;background:#eef0f6;color:var(--muted);font-weight:600}
.badge.ok{background:#e7f6ec;color:var(--ok)}
.badge.erro{background:#fdecea;color:var(--erro)}

.acoes{margin-top:22px;display:flex;align-items:center;gap:15px;flex-wrap:wrap}
.btn{background:#eef0f6;border:1px solid var(--border);border-radius:12px;padding:12px 22px;
  font-family:inherit;font-size:14px;font-weight:600;cursor:pointer;color:var(--text)}
.btn:hover{background:#e6e8f0}
.btn.primary{background:var(--grad);color:#fff;border:none;box-shadow:0 8px 22px rgba(110,92,245,.28)}
.btn.primary:hover{filter:brightness(1.05)}
.btn.primary:disabled{opacity:.5;cursor:not-allowed;filter:none}
.status{color:var(--muted);font-size:13px;font-style:italic}

/* ---------------- Progresso ---------------- */
.prog{margin-top:8px}
.prog-bar{background:#eceaf9;height:10px;border-radius:6px;overflow:hidden}
.prog-fill{background:var(--grad);height:100%;width:0;border-radius:6px;transition:width .5s ease}
.prog-txt{display:flex;justify-content:space-between;margin-top:6px;font-size:12px;color:var(--primary);font-weight:600}
.prog-erro .prog-fill{background:#d23}
.prog .baixar{display:inline-flex;align-items:center;gap:8px;margin-top:12px;text-decoration:none;
  background:var(--dark);color:#fff;border:none;border-radius:12px;padding:10px 18px;font-size:13px;font-weight:600}
.prog .baixar:hover{background:#1c2638}

/* WhatsApp — enviar a diagramação pronta (botão verde) */
.whats-wrap{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:10px}
.btn-whats{display:inline-flex;align-items:center;gap:8px;background:#25D366;color:#fff;border:none;
  border-radius:12px;padding:10px 18px;font-family:inherit;font-size:13px;font-weight:700;cursor:pointer}
.btn-whats:hover{filter:brightness(1.05)}
.btn-whats:disabled{opacity:.6;cursor:not-allowed;filter:none}
.whats-form{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.whats-form.hidden{display:none}
.whats-num{padding:10px 12px;border:1px solid var(--border);border-radius:10px;font-size:14px;
  font-family:inherit;background:#fafaff;color:var(--text);min-width:200px}
.whats-num:focus{outline:none;border-color:#25D366}
.whats-status{font-size:12px;font-weight:600}
.whats-status.ok{color:var(--ok)}
.whats-status.erro{color:var(--erro)}

/* ---------------- Histórico ---------------- */
.hist-box{margin-top:18px;background:var(--card);border:1px solid var(--border);border-radius:18px;
  padding:16px;overflow-x:auto;box-shadow:var(--shadow)}
.hist-tabela{width:100%;border-collapse:collapse;font-size:13px}
.hist-tabela th,.hist-tabela td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--border);white-space:nowrap}
.hist-tabela th{color:var(--muted);font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.06em}
.hist-tabela td{color:var(--text)}
.hist-tabela tr:last-child td{border-bottom:none}
.hist-baixar{background:var(--dark);color:#fff;border:none;border-radius:10px;padding:5px 13px;font-size:12px;font-weight:600;cursor:pointer;font-family:inherit}
.hist-baixar:hover{background:#1c2638}

/* ---------------- Stats ---------------- */
.stats{margin-top:36px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  display:grid;grid-template-columns:repeat(5,1fr);gap:10px;padding:24px;box-shadow:var(--shadow)}
.stat{display:flex;align-items:center;gap:12px;padding:6px 10px}
.stat i{font-size:20px;color:var(--primary);background:#efeaff;width:42px;height:42px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;flex:none}
.stat b{display:block;font-size:20px;font-weight:800;color:var(--dark)}
.stat span{font-size:12px;color:var(--muted)}
@media (max-width:900px){ .stats{grid-template-columns:repeat(2,1fr)} }

/* ---------------- Rodapé ---------------- */
.publishers{padding:22px 34px 30px;text-align:center}
.copyright{font-size:12px;color:var(--muted);margin:0}
@media (max-width:760px){ .sidebar{display:none} .menu{display:none} }

/* ---------------- Modais (Configurações / Conversões) ---------------- */
.modal-overlay{position:fixed;inset:0;background:rgba(17,24,39,.5);display:flex;align-items:center;
  justify-content:center;z-index:1000;padding:20px}
.modal{background:#fff;border-radius:22px;max-width:520px;width:100%;padding:30px;position:relative;
  box-shadow:0 30px 80px rgba(0,0,0,.3);max-height:88vh;overflow:auto}
.modal h2{display:flex;align-items:center;gap:10px;font-size:20px;color:var(--dark);margin:0 0 18px}
.modal h2 i{color:var(--primary)}
.modal-close{position:absolute;top:16px;right:16px;width:34px;height:34px;border-radius:10px;
  border:1px solid var(--border);background:#fff;color:var(--muted);cursor:pointer;font-size:15px}
.modal-close:hover{background:#f3f1ff;color:var(--primary)}
.modal-footer{margin-top:24px;display:flex;justify-content:flex-end}
.btn-fechar{background:var(--grad);color:#fff;border:none;padding:12px 28px;border-radius:12px;
  font-family:inherit;font-size:14px;font-weight:600;cursor:pointer;box-shadow:0 8px 22px rgba(110,92,245,.28)}
.btn-fechar:hover{filter:brightness(1.05)}
.perfil{display:flex;flex-direction:column;margin-bottom:20px}
.perfil-row{display:flex;justify-content:space-between;gap:14px;padding:11px 0;border-bottom:1px solid var(--border)}
.perfil-row span{color:var(--muted);font-size:14px}
.perfil-row b{color:var(--dark);font-size:14px;text-align:right;word-break:break-word}
.cfg-input{border:1px solid var(--border);border-radius:9px;padding:8px 11px;font-family:inherit;
  font-size:14px;color:var(--dark);text-align:right;min-width:180px;background:#fafaff}
.cfg-input:focus{outline:none;border-color:var(--primary)}
.cfg-toggle{display:flex;align-items:center;gap:12px;cursor:pointer;padding:14px;border:1px solid var(--border);
  border-radius:14px;background:#faf9ff}
.cfg-toggle input{display:none}
.cfg-switch{width:44px;height:24px;border-radius:20px;background:#cfd2dc;position:relative;flex:none;transition:.2s}
.cfg-switch:after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;transition:.2s}
.cfg-toggle input:checked + .cfg-switch{background:var(--primary)}
.cfg-toggle input:checked + .cfg-switch:after{left:23px}
.cfg-label{font-size:14px;font-weight:500;color:var(--dark)}
.cfg-nota{font-size:12px;color:var(--muted);margin:12px 2px 0}
.info-sec{margin-bottom:18px}
.info-sec h3{font-size:15px;color:var(--primary);margin:0 0 6px}
.info-sec p{font-size:14px;color:var(--text);line-height:1.55;margin:0}
.info-selos{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.selo-chip{background:#efeaff;color:#4b3fb5;border-radius:20px;padding:5px 12px;font-size:12.5px;font-weight:600}