:root{
  --bg:#0A0A0B; --surface:#111113; --ink:#F0EDE8; --muted:#6B6760; --line:#232320;
  --accent:#C9A84C; --accent-ink:#0A0A0B; --accent-soft:#1C1805;
  --ok:#5FB878; --ok-soft:#0D1F12; --err:#E06B62; --err-soft:#2A1210;
  --radius:4px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.65 'Source Sans 3',system-ui,sans-serif}
h1,h2{font-family:'Playfair Display',Georgia,serif;font-weight:700;line-height:1.2;margin:.2em 0 .4em}
h1{font-size:1.6rem} h2{font-size:1.1rem}
a{color:var(--accent)}
main{max-width:640px;margin:0 auto;padding:16px 16px 48px}
.muted{color:var(--muted)} .small{font-size:.85rem} .center{text-align:center} .grow{flex:1;min-width:0}

/* topo */
.top{position:sticky;top:0;z-index:5;display:flex;align-items:center;gap:12px;padding:0 16px;height:48px;background:rgba(10,10,11,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.brand{font-family:'Playfair Display',Georgia,serif;font-weight:700;color:var(--ink);text-decoration:none;white-space:nowrap;font-size:1rem;letter-spacing:.01em}
.top nav{display:flex;gap:0;flex:1;overflow-x:auto}
.top nav a{padding:6px 12px;color:var(--muted);text-decoration:none;font-size:.78rem;font-weight:700;white-space:nowrap;text-transform:uppercase;letter-spacing:.07em;border-bottom:2px solid transparent;transition:color .15s,border-color .15s}
.top nav a.on{color:var(--accent);border-bottom-color:var(--accent)}
.menu{position:relative}
.menu summary{list-style:none;width:30px;height:30px;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font-weight:700;cursor:pointer;font-size:.85rem}
.menu summary::-webkit-details-marker{display:none}
.menu div{position:absolute;right:0;top:38px;background:var(--surface);border:1px solid var(--line);padding:6px;min-width:170px;display:flex;flex-direction:column;box-shadow:0 8px 24px rgba(0,0,0,.3)}
.menu div span{padding:6px 10px;font-size:.8rem}
.menu div a{padding:8px 10px;text-decoration:none;color:var(--ink);font-size:.85rem}
.menu div a:hover{background:var(--bg)}
@media (max-width:480px){.brand{font-size:0;}.brand::first-letter{font-size:1rem}}

/* cartões */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin:0 0 12px}
.card.narrow{max-width:400px;margin:48px auto}
.brand-big{font-size:2.4rem}
.row{display:flex;align-items:center;gap:12px;justify-content:space-between}
.count{font-size:.8rem;color:var(--muted);white-space:nowrap;font-weight:600;text-transform:uppercase;letter-spacing:.05em}

/* livro */
.book{display:flex;gap:18px;align-items:center}
.cover{width:96px;aspect-ratio:2/3;object-fit:cover;border-radius:2px;box-shadow:4px 4px 0 var(--accent-soft);flex-shrink:0}
.ph{display:grid;place-items:center;background:var(--accent-soft);font-size:2rem}
.author{margin:0;font-style:italic;font-family:'Playfair Display',serif;font-size:.95rem}
.tag{display:inline-block;font-size:.68rem;font-weight:700;padding:2px 8px;border:1px solid var(--muted);color:var(--muted);text-transform:uppercase;letter-spacing:.07em}
.tag.aberta{border-color:var(--ok);color:var(--ok)}
.tag.revelada{border-color:var(--accent);color:var(--accent)}
.tag.lock{border-color:var(--accent);color:var(--accent)}

/* formulários */
.stack{display:flex;flex-direction:column;gap:14px}
label{display:flex;flex-direction:column;gap:6px;font-size:.88rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
input,textarea,select{font:15px/1.5 'Source Sans 3',system-ui,sans-serif;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:11px 12px;width:100%;letter-spacing:0}
input:focus,textarea:focus{outline:1px solid var(--accent);outline-offset:0}
.btn{font:700 .82rem 'Source Sans 3',system-ui,sans-serif;border:0;border-radius:var(--radius);padding:12px 18px;background:var(--accent);color:var(--accent-ink);cursor:pointer;text-align:center;text-transform:uppercase;letter-spacing:.07em;transition:background .15s}
.btn.ghost{background:transparent;color:var(--accent);border:1px solid var(--line)}
.btn.small{padding:7px 12px;font-size:.75rem}
.btn.danger{background:var(--err-soft);color:var(--err);border:1px solid var(--err)}
.btn.warn{background:transparent;color:var(--err);border:1px solid var(--err);opacity:.75}
.btn.warn:hover{opacity:1}
.btn:disabled{opacity:.6;cursor:default}
.alert{padding:10px 14px;border-radius:var(--radius);background:var(--accent-soft);color:var(--ink);font-size:.88rem}
.alert.ok{background:var(--ok-soft);color:var(--ok)}
.alert.err{background:var(--err-soft);color:var(--err)}

/* sistema de estrelas — votação interativa */
.star-picker{display:flex;justify-content:center;gap:8px;padding:16px 0 6px;cursor:pointer}
.sp-star{position:relative;display:inline-block;font-size:2.8rem;line-height:1;user-select:none}
.sp-bg,.sp-fg{display:block;line-height:1}
.sp-bg{color:var(--line)}
.sp-fg{position:absolute;top:0;left:0;overflow:hidden;color:var(--accent);white-space:nowrap;width:0}
.sp-h,.sp-f{position:absolute;top:0;height:100%;z-index:1}
.sp-h{left:0;width:50%}
.sp-f{right:0;width:50%}

/* estrelas de exibição (resultado, estante) */
.stars-disp{display:inline-flex;gap:1px;font-size:1.5rem;line-height:1;vertical-align:middle}
.sd-f{color:var(--accent)}
.sd-h{position:relative;color:var(--line);display:inline-block}
.sd-h::after{content:'★';position:absolute;left:0;top:0;width:50%;overflow:hidden;color:var(--accent)}
.sd-e{color:var(--line)}
.stars-big{text-align:center;margin-bottom:4px;line-height:1}
.stars-big .stars-disp{font-size:2rem}

/* progresso e nomes */
.progress{height:2px;background:var(--line);overflow:hidden;margin:6px 0 12px}
.progress span{display:block;height:100%;background:var(--accent)}
.names{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px}
.names li{border:1px solid var(--ok);color:var(--ok);padding:3px 10px;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em}

/* resultado */
.result{text-align:center}
.big{font-family:'Playfair Display',Georgia,serif;font-size:3.6rem;font-weight:700;line-height:1;color:var(--accent)}
.big small{font-size:1.1rem;color:var(--muted)}
.dist{display:grid;grid-template-columns:repeat(11,1fr);gap:3px;height:120px;margin:18px 0 8px;align-items:end}
.dist .col{display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;gap:4px}
.dist .bar{width:100%;background:var(--accent);min-height:2px}
.dist .c{font-size:.72rem;color:var(--muted);min-height:1em}
.dist .k{font-size:.65rem;color:var(--muted);font-variant-numeric:tabular-nums}
blockquote{margin:0 0 10px;padding:10px 14px;border-left:2px solid var(--accent);background:var(--bg);font-style:italic;font-family:'Playfair Display',serif;font-size:.95rem}

/* estante e listas */
.seg{display:flex;background:var(--bg);padding:2px;border:1px solid var(--line)}
.seg a{padding:5px 12px;text-decoration:none;color:var(--muted);font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em}
.seg a.on{background:var(--surface);color:var(--ink)}
.shelf,.list{list-style:none;padding:0;margin:12px 0 0}
.shelf li{display:flex;align-items:center;gap:12px;padding:10px 0;border-top:1px solid var(--line)}
.shelf img,.shelf .mini{width:44px;aspect-ratio:2/3;object-fit:cover;border-radius:2px;flex-shrink:0}
.shelf .mini{font-size:1.2rem}
.shelf b,.list b{display:block}
.pos{font-family:'Playfair Display',Georgia,serif;font-weight:700;width:2ch;color:var(--muted)}
.score{font-family:'Playfair Display',Georgia,serif;font-size:1.3rem;font-weight:700;color:var(--accent);text-align:right;display:flex;flex-direction:column;line-height:1.1}
.score .small{font-family:'Source Sans 3',sans-serif;font-weight:400}
.list li{border-top:1px solid var(--line)}
.list li.off{opacity:.5}
.list .link,.list summary{padding:12px 0;text-decoration:none;color:var(--ink);cursor:pointer;list-style:none}
.list summary::-webkit-details-marker{display:none}
.actions{display:flex;flex-direction:column;gap:8px;padding:0 0 14px}
.inline{display:flex;gap:8px;flex-wrap:wrap}
.inline input{flex:1;min-width:160px;padding:8px 10px}
.add{margin:8px 0}
.add summary{list-style:none;display:inline-block}
.add summary::-webkit-details-marker{display:none}
.add[open] summary{margin-bottom:14px}
.seg-form{display:flex;gap:6px;flex-wrap:wrap;margin-top:12px}

/* tabela */
.tbl{width:100%;border-collapse:collapse;margin-top:8px}
.tbl th{text-align:left;font-size:.68rem;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);font-weight:700;padding:6px 8px;border-bottom:1px solid var(--line)}
.tbl td{padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:top;font-size:.9rem}
.tbl .num{font-weight:700;color:var(--accent);font-variant-numeric:tabular-nums}

/* melhorias home */
.meeting-badge{display:inline-block;font-size:.68rem;font-weight:700;padding:2px 7px;border:1px solid var(--ok);color:var(--ok);vertical-align:middle;margin-left:6px;text-transform:uppercase;letter-spacing:.05em}
.score-preview{text-align:center;padding:6px 0 2px;min-height:2.4rem;color:var(--muted);font-size:.88rem}
.score-preview strong{font-family:'Playfair Display',Georgia,serif;font-size:2rem;color:var(--accent);font-weight:700;line-height:1}
.progress-row{display:flex;align-items:center;gap:10px;margin:6px 0 12px}
.progress-row .progress{flex:1;margin:0}
.pct-label{font-size:.8rem;font-weight:700;color:var(--accent);min-width:3.5ch;text-align:right}
.closed-icon{font-size:2.5rem;margin-bottom:6px}
.closed-vote{font-size:.9rem;color:var(--muted);margin-top:6px}
.closed-vote strong{font-family:'Playfair Display',Georgia,serif;font-size:2.4rem;color:var(--accent);display:block;line-height:1.1;margin-top:4px}

/* card autor */
.author-card{padding:0;overflow:hidden}
.author-card details{border-bottom:1px solid var(--line)}
.author-card details:last-child{border-bottom:0}
.author-card summary{padding:13px 20px;cursor:pointer;font-weight:700;font-size:.75rem;text-transform:uppercase;letter-spacing:.07em;list-style:none;display:flex;justify-content:space-between;align-items:center;color:var(--ink)}
.author-card summary::-webkit-details-marker{display:none}
.author-card summary::after{content:'›';font-size:1rem;color:var(--muted);transition:transform .2s;display:inline-block;line-height:1}
.author-card details[open]>summary::after{transform:rotate(90deg)}
.author-content{padding:0 20px 16px;font-size:.9rem;line-height:1.75;color:var(--muted)}
.cover-row{display:flex;gap:8px;align-items:center}
.cover-row input{flex:1}

/* admin ergonomia */
.ia-btn{width:100%;background:var(--accent-soft);color:var(--accent);border:1px solid rgba(201,168,76,.25);justify-content:center}
.ia-btn:hover{background:color-mix(in srgb,var(--accent-soft) 70%,var(--accent) 30%)}
.form-divider{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);padding:6px 0 2px;border-top:1px solid var(--line);margin-top:2px}
.chev{color:var(--muted);font-size:1rem;transition:transform .2s;display:inline-block;line-height:1}
.list details[open]>summary .chev{transform:rotate(90deg)}
.actions{display:flex;flex-direction:column;gap:10px;padding:4px 0 14px}
.actions form+form{padding-top:10px;border-top:1px solid var(--line)}

/* progresso de leitura */
.read-toggle{display:flex;gap:0}
.read-toggle .btn{flex:1;text-align:center;border-radius:0;margin-right:-1px}
.read-toggle .btn:first-child{border-radius:var(--radius) 0 0 var(--radius)}
.read-toggle .btn:last-child{border-radius:0 var(--radius) var(--radius) 0;margin-right:0}

/* lista de presença */
.roll-list{list-style:none;padding:0;margin:0}
.roll-item{display:flex;align-items:center;gap:12px;padding:11px 0;border-bottom:1px solid var(--line)}
.roll-item:last-child{border-bottom:0}
.roll-item input[type=checkbox]{width:17px;height:17px;accent-color:var(--accent);cursor:pointer;flex-shrink:0;margin:0}
.roll-item.checked .roll-name{color:var(--accent)}

/* convite */
.invite-box{display:flex;gap:8px;align-items:center;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:10px 12px;margin-top:10px}
.invite-box code{flex:1;font-size:.75rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--accent)}
.invite-box .btn{white-space:nowrap}