/* ============================================================
   Plataforma de Naming — visual clean, fundos claros.
   Preto é o acento; cor só em status. Ícones de linha.
   ============================================================ */
:root{
  --bg:#F7F8FA; --card:#FFFFFF; --ink:#17181C; --ink-soft:#676C76; --ink-faint:#9CA1AB;
  --line:#ECEEF1; --line-soft:#F3F4F6; --primary:#17181C;
  --hover:#F0F1F3; --active-bg:#EFF0F2;
  --good:#12A150; --good-soft:#E9F6EE; --amber:#9A6B14; --amber-soft:#FaF1Dc;
  --shadow-sm:0 1px 2px rgba(20,22,28,.04);
  --shadow:0 3px 14px rgba(20,22,28,.05), 0 1px 3px rgba(20,22,28,.04);
  --r-card:18px; --r-ctrl:12px;
  --sans:-apple-system,BlinkMacSystemFont,'Segoe UI',system-ui,sans-serif;
  --mono:ui-monospace,'SF Mono',Menlo,monospace;
}
/* Fundo claro é o PADRÃO sempre (não segue o tema escuro do sistema).
   O escuro só entra se algum dia ligarmos de propósito com data-theme="dark". */
:root[data-theme="dark"]{
  --bg:#0F1013; --card:#191B20; --ink:#ECEDF1; --ink-soft:#9DA2AE; --ink-faint:#6B707C;
  --line:#262930; --line-soft:#20232a; --primary:#ECEDF1;
  --hover:#20232a; --active-bg:#23262e;
  --good:#46c07f; --good-soft:#16281d; --amber:#d6a24e; --amber-soft:#2a2313;
  --shadow-sm:0 1px 2px rgba(0,0,0,.3); --shadow:0 6px 22px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;font-size:14px;line-height:1.5}
a{color:inherit;text-decoration:none}
.ic{flex:none;vertical-align:middle}

.app{display:grid;grid-template-columns:236px 1fr;min-height:100vh}

/* sidebar */
.side{background:var(--card);border-right:1px solid var(--line);padding:16px 12px;display:flex;flex-direction:column;gap:3px;position:sticky;top:0;height:100vh;overflow-y:auto}
.brand{display:flex;align-items:center;gap:10px;padding:6px 8px 14px}
.brand .logo{width:30px;height:30px;border-radius:9px;background:var(--primary);color:var(--card);display:grid;place-items:center;font-weight:800;font-size:15px}
.brand b{font-size:14.5px;letter-spacing:-.01em;display:block}
.brand small{font-size:11px;color:var(--ink-faint);font-weight:500}
.navgroup{font-size:10.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-faint);font-weight:600;padding:14px 10px 5px}
.navitem{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:10px;color:var(--ink-soft);font-size:13.5px;font-weight:500;cursor:pointer}
.navitem:hover{background:var(--hover);color:var(--ink)}
.navitem.active{background:var(--active-bg);color:var(--ink);font-weight:600}
.side .spacer{flex:1}
.userpill{display:flex;align-items:center;gap:9px;padding:8px;border-radius:12px;cursor:pointer}
.userpill:hover{background:var(--hover)}
.avatar{width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,#d7d9e0,#9aa0ad);flex:none}
.userpill b{font-size:13px;display:block}.userpill small{font-size:11px;color:var(--ink-faint)}

/* main */
.main{min-width:0;display:flex;flex-direction:column}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 26px;gap:12px}
.projsel{display:flex;align-items:center;gap:9px;background:var(--card);border:1px solid var(--line);border-radius:100px;padding:7px 8px 7px 14px;box-shadow:var(--shadow-sm)}
.projsel b{font-size:13.5px}.projsel .dot{width:8px;height:8px;border-radius:50%;background:var(--good)}
.projsel .chev{width:22px;height:22px;border-radius:50%;background:var(--primary);color:var(--card);display:grid;place-items:center}
.utils{display:flex;align-items:center;gap:8px}
.ubtn{width:38px;height:38px;border-radius:50%;background:var(--card);border:1px solid var(--line);display:grid;place-items:center;color:var(--ink-soft);box-shadow:var(--shadow-sm);cursor:pointer;position:relative}
.ubtn:hover{color:var(--ink)}
.ubtn .badge{position:absolute;top:8px;right:9px;width:7px;height:7px;border-radius:50%;background:var(--ink);border:2px solid var(--card)}

.canvas{padding:6px 26px 60px}
.pagehead{margin:10px 0 20px}
.pagehead h1{margin:0;font-size:22px;font-weight:700;letter-spacing:-.02em}
.pagehead p{margin:4px 0 0;font-size:13px;color:var(--ink-faint)}

/* régua de fases */
.regua{display:flex;align-items:baseline;gap:20px;padding:6px 0 2px;flex-wrap:wrap}
.regua .ph{font-size:clamp(26px,3.6vw,38px);font-weight:700;letter-spacing:-.025em;color:var(--ink-faint);cursor:pointer;line-height:1.05}
.regua .ph.active{color:var(--ink)}
.subtabs{display:flex;gap:22px;border-bottom:1px solid var(--line);margin-top:10px}
.subtab{padding:10px 0;font-size:13.5px;font-weight:500;color:var(--ink-soft);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px}
.subtab.active{color:var(--ink);font-weight:600;border-bottom-color:var(--ink)}
.subtab:hover{color:var(--ink)}

.canvas-head{display:flex;align-items:center;justify-content:space-between;margin:22px 0 14px;gap:12px;flex-wrap:wrap}
.canvas-head h2{margin:0;font-size:16px;font-weight:650;letter-spacing:-.01em}
.canvas-head p{margin:2px 0 0;font-size:12.5px;color:var(--ink-faint)}

/* grid + cards */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.kard{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:18px 18px 16px;box-shadow:var(--shadow);min-height:180px;display:flex;flex-direction:column}
.kard .kh{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
.kard h3{margin:0;font-size:15.5px;font-weight:650;letter-spacing:-.01em}
.kard .help{margin:3px 0 0;font-size:11.5px;color:var(--ink-faint)}
.kmenu{width:30px;height:30px;border-radius:9px;border:1px solid var(--line);display:grid;place-items:center;color:var(--ink-soft);cursor:pointer;flex:none;background:none}
.kmenu:hover{background:var(--hover)}
.kbody{flex:1;padding:14px 0 10px;font-size:13px;line-height:1.5;color:var(--ink);white-space:pre-wrap}
.kbody.empty{color:var(--ink-faint)}
.kfoot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto}
.kedit{width:34px;height:34px;border-radius:50%;background:var(--primary);color:var(--card);display:grid;place-items:center;cursor:pointer;flex:none;border:none}
.tag{font-size:10.5px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;padding:3px 9px;border-radius:100px}
.tag.ok{background:var(--good-soft);color:var(--good)}
.tag.todo{background:var(--amber-soft);color:var(--amber)}

/* project cards (lista de projetos) */
.pcard{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--shadow);cursor:pointer;display:flex;flex-direction:column;gap:6px;min-height:150px}
.pcard:hover{border-color:var(--ink-faint)}
.pcard h3{margin:6px 0 0;font-size:16px;font-weight:650;letter-spacing:-.01em}
.pcard .desc{font-size:12.5px;color:var(--ink-soft);flex:1}
.pcard .foot{display:flex;align-items:center;gap:8px;font-size:11.5px;color:var(--ink-faint);margin-top:auto}
.pcard .fase{background:var(--active-bg);color:var(--ink);padding:3px 10px;border-radius:100px;font-weight:600;font-size:10.5px;text-transform:uppercase;letter-spacing:.04em}
.pcard.new{align-items:center;justify-content:center;color:var(--ink-faint);border-style:dashed;background:transparent;box-shadow:none;text-align:center;gap:10px}
.pcard.new:hover{color:var(--ink);border-color:var(--ink-faint)}
.pcard.new .circ{width:44px;height:44px;border-radius:50%;background:var(--card);border:1px solid var(--line);display:grid;place-items:center}

/* botões */
.btn{display:inline-flex;align-items:center;gap:8px;border-radius:100px;padding:11px 18px;font-size:13.5px;font-weight:600;cursor:pointer;border:1px solid transparent;font-family:inherit}
.btn.primary{background:var(--primary);color:var(--card)}
.btn.ghost{background:var(--card);color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.fab{position:fixed;right:30px;bottom:26px;z-index:10}

/* form simples */
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field label{font-size:12px;font-weight:600;color:var(--ink-soft)}
.field input,.field textarea,.field select{font-family:inherit;font-size:14px;color:var(--ink);background:var(--card);border:1px solid var(--line);border-radius:12px;padding:11px 13px;outline:none}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--ink)}
.field textarea{min-height:90px;resize:vertical}
.formcard{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--shadow);max-width:520px}

.empty-state{text-align:center;color:var(--ink-faint);padding:60px 20px;font-size:14px}

@media (max-width:860px){.app{grid-template-columns:1fr}.side{display:none}.canvas,.topbar{padding-left:16px;padding-right:16px}}

/* overlay de processamento (ações de IA) */
.overlay{position:fixed;inset:0;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(3px);display:none;place-items:center;z-index:100}
.overlay.on{display:grid}
.overlay .box{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:28px 34px;box-shadow:var(--shadow);text-align:center;max-width:380px}
.overlay .spin{width:34px;height:34px;border-radius:50%;border:3px solid var(--line);border-top-color:var(--ink);margin:0 auto 14px;animation:spin .9s linear infinite}
.overlay b{font-size:15px}
.overlay p{color:var(--ink-soft);font-size:12.5px;margin:6px 0 0}
@keyframes spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.overlay .spin{animation:none}}

/* barra de progresso da geração */
.progresso{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:26px;box-shadow:var(--shadow);max-width:560px}
.progresso .barra{height:8px;background:var(--line-soft);border-radius:100px;overflow:hidden;margin:14px 0 8px}
.progresso .fill{height:100%;background:var(--ink);border-radius:100px;transition:width .4s}