:root{
  --bg:#f7f4ef; --surface:#fff; --surface-2:#fbf9f6; --line:#e7e1d8; --line-2:#d9d1c4;
  --ink:#1c1917; --ink-2:#57534e; --ink-3:#8a8279;
  --brand:#7c2d12; --brand-2:#9a3412; --brand-soft:#fdf0e8;
  --pend:#b45309; --pend-bg:#fef3c7; --estudo:#1d4ed8; --estudo-bg:#dbeafe;
  --resp:#15803d; --resp-bg:#dcfce7; --arq:#57534e; --arq-bg:#ece8e2;
  --danger:#b91c1c; --radius:12px; --shadow:0 1px 2px rgba(28,25,23,.05),0 4px 14px rgba(28,25,23,.05);
  --serif:'Literata',Georgia,'Times New Roman',serif; --sans:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.55 var(--sans);-webkit-font-smoothing:antialiased}
a{color:var(--brand-2)}
button{font:inherit;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
.boot{display:grid;place-items:center;height:100vh;color:var(--ink-3)}
.hidden{display:none!important}

/* ---------- topo */
.top{position:sticky;top:0;z-index:20;background:rgba(247,244,239,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top-in{max-width:1280px;margin:auto;display:flex;align-items:center;gap:14px;padding:12px 20px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex-shrink:0}
.logo-mark{width:34px;height:34px;border-radius:9px;background:var(--brand);display:grid;place-items:center}
.logo b{font-family:var(--serif);font-size:18px;font-weight:600;display:block;line-height:1.1}
.logo small{color:var(--ink-3);font-size:11px;letter-spacing:.08em;text-transform:uppercase}
.search{flex:1;max-width:560px;position:relative}
.search input{width:100%;padding:10px 14px 10px 38px;border:1px solid var(--line-2);border-radius:999px;background:var(--surface);outline:none}
.search input:focus{border-color:var(--brand-2);box-shadow:0 0 0 3px var(--brand-soft)}
.search svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--ink-3)}
.top-actions{display:flex;gap:8px;margin-left:auto;align-items:center}

/* ---------- botões */
.btn{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line-2);background:var(--surface);color:var(--ink);padding:8px 14px;border-radius:9px;font-weight:500;font-size:14px;white-space:nowrap;text-decoration:none}
.btn:hover{border-color:var(--ink-3)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-2)}
.btn.ghost{border-color:transparent;background:transparent}
.btn.ghost:hover{background:#efe9e1}
.btn.danger{color:var(--danger)}
.btn.danger:hover{border-color:var(--danger);background:#fef2f2}
.btn.sm{padding:5px 10px;font-size:13px}
.btn.icon{padding:7px;width:34px;justify-content:center}
.btn:disabled{opacity:.5;cursor:default}

/* ---------- layout */
.wrap{max-width:1280px;margin:auto;padding:22px 20px 80px}
.status-row{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-bottom:18px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:12px 16px;text-align:left;display:flex;flex-direction:column;gap:2px;transition:.15s;position:relative;overflow:hidden}
.stat::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--c,var(--ink-3))}
.stat:hover{border-color:var(--line-2);transform:translateY(-1px)}
.stat.on{border-color:var(--c);box-shadow:0 0 0 1px var(--c)}
.stat b{font-size:26px;font-family:var(--serif);font-weight:600;line-height:1.1}
.stat span{font-size:13px;color:var(--ink-2)}
.filters{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:18px}
.filters .label{font-size:12px;color:var(--ink-3);text-transform:uppercase;letter-spacing:.06em;margin-right:4px}
.filters select{border:1px solid var(--line-2);background:var(--surface);border-radius:8px;padding:6px 10px;font-size:13px}
.spacer{flex:1}

/* ---------- tags */
.tag{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:500;padding:2px 9px 2px 8px;border-radius:999px;background:color-mix(in srgb,var(--tc,#475569) 12%,#fff);color:color-mix(in srgb,var(--tc,#475569) 85%,#000);border:1px solid color-mix(in srgb,var(--tc,#475569) 22%,#fff);line-height:1.6;white-space:nowrap}
.tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--tc,#475569)}
button.tag{cursor:pointer}
button.tag.on{background:var(--tc);color:#fff;border-color:var(--tc)}
button.tag.on::before{background:#fff}
.tag .x{margin-left:2px;opacity:.6;cursor:pointer}
.tagbar{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.tagbar .grp{font-size:11px;color:var(--ink-3);text-transform:uppercase;letter-spacing:.06em;margin:0 2px 0 8px}

/* ---------- badges */
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;background:var(--bgc);color:var(--c)}
.badge::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c)}
.s-pendente{--c:var(--pend);--bgc:var(--pend-bg)}
.s-em_estudo{--c:var(--estudo);--bgc:var(--estudo-bg)}
.s-respondida{--c:var(--resp);--bgc:var(--resp-bg)}
.s-arquivada{--c:var(--arq);--bgc:var(--arq-bg)}
.s-todas{--c:var(--brand);--bgc:var(--brand-soft)}
.prio{font-size:11px;font-weight:600;color:var(--danger);text-transform:uppercase;letter-spacing:.05em}

/* ---------- cards */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:16px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px 18px 14px;display:flex;flex-direction:column;gap:10px;cursor:pointer;transition:.15s;position:relative;border-top:3px solid var(--c)}
.card:hover{transform:translateY(-2px);box-shadow:0 2px 4px rgba(28,25,23,.06),0 10px 26px rgba(28,25,23,.08)}
.card-head{display:flex;align-items:center;gap:8px}
.card h3{font-family:var(--serif);font-weight:600;font-size:17px;line-height:1.35;margin:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card .resumo{color:var(--ink-2);font-size:13.5px;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card .tags{display:flex;flex-wrap:wrap;gap:5px}
.card-foot{display:flex;gap:14px;align-items:center;color:var(--ink-3);font-size:12.5px;margin-top:auto;padding-top:8px;border-top:1px dashed var(--line)}
.card-foot span{display:inline-flex;align-items:center;gap:4px}
.card .thumb{position:absolute;right:14px;top:14px;width:44px;height:44px;border-radius:8px;object-fit:cover;border:1px solid var(--line)}
.card .thumb + .card-head{padding-right:52px}
.card.has-thumb h3{padding-right:52px}
.empty{grid-column:1/-1;text-align:center;padding:60px 20px;color:var(--ink-3);background:var(--surface);border:1px dashed var(--line-2);border-radius:var(--radius)}
.empty h3{font-family:var(--serif);color:var(--ink-2);margin:0 0 6px;font-weight:600}

/* ---------- detalhe */
.back{display:inline-flex;align-items:center;gap:6px;color:var(--ink-2);text-decoration:none;font-size:14px;margin-bottom:12px}
.back:hover{color:var(--ink)}
.dhead{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px 24px;box-shadow:var(--shadow);margin-bottom:20px;border-top:4px solid var(--c)}
.dhead h1{font-family:var(--serif);font-size:26px;line-height:1.3;margin:6px 0 10px;font-weight:600}
.dmeta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;color:var(--ink-3);font-size:13px}
.seg{display:inline-flex;background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:3px;gap:2px;flex-wrap:wrap}
.seg button{border:0;background:transparent;padding:5px 11px;border-radius:7px;font-size:13px;color:var(--ink-2);font-weight:500}
.seg button.on{background:var(--bgc,#fff);color:var(--c,var(--ink));box-shadow:0 1px 2px rgba(0,0,0,.08)}
.dactions{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px;align-items:center}
.dgrid{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:20px;align-items:start}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px 18px;margin-bottom:16px}
.panel h4{margin:0 0 10px;font-size:12px;text-transform:uppercase;letter-spacing:.07em;color:var(--ink-3);display:flex;align-items:center;justify-content:space-between;font-weight:600}
.panel .txt{white-space:pre-wrap;font-size:14px;color:var(--ink-2)}
.side{position:sticky;top:80px}
.resposta-box{border-left:3px solid var(--resp);background:#f6fdf8;padding:10px 12px;border-radius:0 8px 8px 0;font-size:14px}
.posbar{display:flex;height:8px;border-radius:99px;overflow:hidden;margin:6px 0 10px;background:var(--line)}
.posrow{display:flex;justify-content:space-between;font-size:13px;padding:3px 0;gap:8px}
.posrow i{width:9px;height:9px;border-radius:50%;display:inline-block;margin-right:6px}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.gallery img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:7px;cursor:zoom-in;border:1px solid var(--line)}

/* ---------- linha do tempo */
.tl-tools{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:14px}
.tl-tools h2{font-family:var(--serif);font-size:20px;margin:0 8px 0 0;font-weight:600}
.timeline{position:relative;padding-left:30px}
.timeline::before{content:"";position:absolute;left:11px;top:6px;bottom:6px;width:2px;background:var(--line)}
.entry{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;margin-bottom:14px;box-shadow:var(--shadow)}
.entry .dot{position:absolute;left:-30px;top:14px;width:24px;height:24px;border-radius:50%;background:var(--surface);border:2px solid var(--ec);display:grid;place-items:center;color:var(--ec)}
.entry .dot svg{width:12px;height:12px}
.e-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:12.5px;color:var(--ink-3)}
.e-type{font-weight:600;color:var(--ec);text-transform:uppercase;letter-spacing:.05em;font-size:11px}
.e-by{padding:1px 8px;border-radius:99px;background:var(--surface-2);border:1px solid var(--line);font-size:11.5px}
.e-by.claude{background:#f3e8ff;border-color:#e9d5ff;color:#6b21a8}
.e-actions{margin-left:auto;display:flex;gap:2px;opacity:.35;transition:.15s}
.entry:hover .e-actions{opacity:1}
.e-title{font-family:var(--serif);font-weight:600;font-size:16px;margin:6px 0 2px}
.e-ref{display:inline-block;font-family:var(--serif);font-weight:600;color:var(--brand);background:var(--brand-soft);padding:1px 8px;border-radius:6px;font-size:13.5px;margin:6px 6px 0 0}
.e-pos{display:inline-block;font-size:12px;font-weight:600;padding:2px 9px;border-radius:6px;margin-top:6px;background:color-mix(in srgb,var(--pc) 13%,#fff);color:color-mix(in srgb,var(--pc) 80%,#000);border:1px solid color-mix(in srgb,var(--pc) 30%,#fff)}
.e-body{margin-top:8px;font-size:14.5px;color:var(--ink)}
.e-body.quote{font-family:var(--serif);font-size:15.5px;border-left:3px solid var(--line-2);padding-left:12px;color:#292524}
.e-body p{margin:0 0 8px}.e-body p:last-child{margin:0}
.e-body ul,.e-body ol{margin:4px 0 8px;padding-left:22px}
.e-body h1,.e-body h2,.e-body h3{font-family:var(--serif);font-size:15.5px;margin:10px 0 4px}
.e-body.clamp{max-height:220px;overflow:hidden;-webkit-mask-image:linear-gradient(#000 70%,transparent)}
.more{border:0;background:none;color:var(--brand-2);font-size:13px;padding:4px 0;font-weight:500}
.e-link{display:flex;align-items:center;gap:6px;margin-top:8px;font-size:13.5px;word-break:break-all}
.e-img{margin-top:10px;max-width:100%;max-height:340px;border-radius:9px;border:1px solid var(--line);cursor:zoom-in;display:block}
.e-foot{display:flex;gap:12px;margin-top:8px;font-size:12.5px;color:var(--ink-3);flex-wrap:wrap}
.stars{color:#d97706;letter-spacing:1px}
.tbl{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;font-size:13.5px}
.tbl th{text-align:left;background:var(--surface-2);font-size:11.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-3);padding:9px 12px;border-bottom:1px solid var(--line);font-weight:600}
.tbl td{padding:9px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.tbl tr:last-child td{border-bottom:0}
.tbl tr:hover td{background:var(--surface-2)}
.tbl .t-ttl{font-weight:500}
.tbl .t-sub{color:var(--ink-3);font-size:12.5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tbl-wrap{overflow-x:auto}

/* ---------- modais */
.modal-bg{position:fixed;inset:0;background:rgba(28,25,23,.45);z-index:50;display:flex;align-items:flex-start;justify-content:center;padding:5vh 16px;overflow-y:auto;animation:fade .15s}
.modal{background:var(--surface);border-radius:14px;width:100%;max-width:640px;box-shadow:0 20px 60px rgba(0,0,0,.25);animation:pop .18s}
.modal.wide{max-width:820px}
.modal header{display:flex;align-items:center;padding:16px 20px;border-bottom:1px solid var(--line)}
.modal header h3{margin:0;font-family:var(--serif);font-weight:600;font-size:19px}
.modal header .btn{margin-left:auto}
.modal .body{padding:18px 20px}
.modal footer{display:flex;gap:8px;justify-content:flex-end;padding:14px 20px;border-top:1px solid var(--line);background:var(--surface-2);border-radius:0 0 14px 14px}
@keyframes fade{from{opacity:0}}@keyframes pop{from{transform:translateY(10px);opacity:0}}
.f{margin-bottom:14px}
.f label{display:block;font-size:13px;font-weight:600;margin-bottom:5px;color:var(--ink-2)}
.f label small{font-weight:400;color:var(--ink-3)}
.f input[type=text],.f input[type=url],.f input[type=password],.f select,.f textarea{width:100%;padding:9px 11px;border:1px solid var(--line-2);border-radius:8px;background:#fff;outline:none}
.f input:focus,.f select:focus,.f textarea:focus{border-color:var(--brand-2);box-shadow:0 0 0 3px var(--brand-soft)}
.f textarea{min-height:110px;resize:vertical}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.row3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
.types{display:flex;flex-wrap:wrap;gap:6px}
.types button{border:1px solid var(--line-2);background:#fff;border-radius:8px;padding:6px 11px;font-size:13px;display:inline-flex;align-items:center;gap:6px;color:var(--ink-2)}
.types button svg{width:14px;height:14px}
.types button.on{border-color:var(--ec);color:var(--ec);background:color-mix(in srgb,var(--ec) 8%,#fff);font-weight:600}
.drop{border:2px dashed var(--line-2);border-radius:10px;padding:18px;text-align:center;color:var(--ink-3);font-size:13.5px;cursor:pointer;transition:.15s}
.drop.over{border-color:var(--brand-2);background:var(--brand-soft)}
.drop img{max-height:160px;max-width:100%;border-radius:8px;display:block;margin:0 auto 8px}
.tag-input{display:flex;flex-wrap:wrap;gap:6px;align-items:center;border:1px solid var(--line-2);border-radius:8px;padding:6px 8px;background:#fff;min-height:42px}
.tag-input input{border:0;outline:none;flex:1;min-width:140px;padding:3px}
.tag-input select{border:0;background:var(--surface-2);border-radius:6px;font-size:12px;padding:3px 4px}
.hint{font-size:12px;color:var(--ink-3);margin-top:4px}
.rating{display:inline-flex;gap:2px}
.rating button{border:0;background:none;font-size:20px;color:#e7e1d8;padding:0 1px;line-height:1}
.rating button.on{color:#d97706}
.code{font:12.5px ui-monospace,Menlo,monospace;background:#1c1917;color:#fafaf9;padding:9px 11px;border-radius:8px;word-break:break-all}
.list-row{display:flex;align-items:center;gap:10px;padding:8px 0;border-bottom:1px solid var(--line);font-size:14px}
.list-row:last-child{border:0}
.list-row .grow{flex:1;min-width:0}
.muted{color:var(--ink-3);font-size:12.5px}
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.88);z-index:60;display:grid;place-items:center;cursor:zoom-out;padding:20px}
.lightbox img{max-width:100%;max-height:92vh;border-radius:6px}

/* ---------- login */
.login{min-height:100vh;display:grid;place-items:center;padding:20px;background:radial-gradient(ellipse at top,#fdf0e8,var(--bg) 60%)}
.login form{background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:32px;width:100%;max-width:380px;text-align:center}
.login h1{font-family:var(--serif);font-weight:600;margin:12px 0 4px}
.login p{color:var(--ink-3);margin:0 0 22px;font-size:14px}
.login input{width:100%;padding:11px 13px;border:1px solid var(--line-2);border-radius:9px;margin-bottom:12px;outline:none}
.login .btn{width:100%;justify-content:center;padding:11px}
.login .err{color:var(--danger);font-size:13.5px;margin-bottom:10px;min-height:1em}

/* ---------- toasts */
#toasts{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);z-index:80;display:flex;flex-direction:column;gap:8px;align-items:center}
.toast{background:#1c1917;color:#fff;padding:10px 16px;border-radius:9px;font-size:14px;box-shadow:0 8px 24px rgba(0,0,0,.2);animation:pop .2s}
.toast.err{background:var(--danger)}

/* ---------- responsivo */
@media (max-width:980px){.dgrid{grid-template-columns:1fr}.side{position:static}.status-row{grid-template-columns:repeat(3,1fr)}}
@media (max-width:640px){
  .top-in{flex-wrap:wrap;padding:10px 14px}.search{order:3;max-width:none;flex-basis:100%}
  .logo small{display:none}.top-actions .lbl{display:none}
  .wrap{padding:16px 14px 60px}.status-row{grid-template-columns:repeat(2,1fr)}
  .grid{grid-template-columns:1fr}.row2,.row3{grid-template-columns:1fr}
  .dhead{padding:16px}.dhead h1{font-size:21px}.timeline{padding-left:24px}.entry .dot{left:-26px;width:20px;height:20px}.timeline::before{left:9px}
}