/* ============================================================
   CANTIERI — Shell · "Mesa de Corte"
   Frame global: sidebar-trilho de fluxo + área de trabalho sobre
   papel de modelagem. Fluido/responsivo, um acento só.
============================================================ */
body{overflow:hidden;}

.app{
  height:100vh;display:grid;grid-template-columns:236px 1fr;
  background:var(--bg);overflow:hidden;
  transition:grid-template-columns .22s var(--ease);
}
html.sb-collapsed .app{grid-template-columns:76px 1fr;}

/* ============ SIDEBAR ============ */
.sidebar{
  background:linear-gradient(180deg,#121211 0%,#0f0f0e 100%);
  border-right:1px solid var(--line-soft);
  display:flex;flex-direction:column;min-height:0;position:relative;
}

/* alça de recolher/expandir: bolha na borda direita, sempre alcançável */
.sb-collapse{position:absolute;top:26px;right:-12px;z-index:6;width:24px;height:24px;border-radius:50%;
  background:var(--surface-2);border:1px solid var(--line);color:var(--text-dim);cursor:pointer;
  display:flex;align-items:center;justify-content:center;padding:0;box-shadow:var(--shadow-card);
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease),background var(--dur) var(--ease),box-shadow var(--dur) var(--ease);}
.sb-collapse svg{width:13px;height:13px;transition:transform .22s var(--ease);}
.sb-collapse:hover{color:var(--accent);border-color:var(--accent-line);background:var(--accent-soft);}
html.sb-collapsed .sb-collapse svg{transform:rotate(180deg);}

/* ---- estado recolhido: trilho de ícones (igual ao breakpoint móvel, porém manual) ---- */
html.sb-collapsed .sb-logo .txt,
html.sb-collapsed .sb-new button span.lbl,
html.sb-collapsed .sb-item span.lbl,
html.sb-collapsed .sb-group-label,
html.sb-collapsed .sb-profile .pi,
html.sb-collapsed .sb-profile .chev,
html.sb-collapsed .sb-upgrade h4,
html.sb-collapsed .sb-upgrade p,
html.sb-collapsed .sb-upgrade-cta{display:none;}
html.sb-collapsed .sb-logo{justify-content:center;padding:18px 0;}
html.sb-collapsed .logo-upload img{max-width:34px;}
html.sb-collapsed .sb-new{padding:14px 10px;}
html.sb-collapsed .sb-new button{padding:11px 0;}
html.sb-collapsed .sb-item{justify-content:center;padding:11px 0;}
html.sb-collapsed .sb-item.active::before{left:-10px;}
html.sb-collapsed .sb-upgrade{padding:10px;display:flex;justify-content:center;}
html.sb-collapsed .sb-upgrade .ic{margin:0;}
html.sb-collapsed .sb-profile{justify-content:center;padding:12px 6px;}
.sb-logo{display:flex;align-items:center;padding:20px;border-bottom:1px solid var(--line-soft);}
.logo-upload{position:relative;cursor:pointer;display:flex;align-items:center;gap:11px;}
.logo-upload input{position:absolute;inset:0;opacity:0;cursor:pointer;}
.logo-upload img{max-width:140px;max-height:30px;object-fit:contain;}
.sb-logo .mark{width:32px;height:32px;border-radius:9px;background:var(--accent);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
  box-shadow:var(--shadow-accent);}
.sb-logo .mark svg{width:18px;height:18px;}
.sb-logo .txt{font-family:var(--display);font-weight:700;font-size:15.5px;letter-spacing:.09em;}

.sb-new{padding:16px 14px 8px;}
.sb-new button{width:100%;background:var(--accent);color:var(--ink);border:none;border-radius:10px;
  padding:12px;font-weight:600;font-size:13.5px;font-family:var(--sans);cursor:pointer;
  display:flex;align-items:center;justify-content:center;gap:8px;
  transition:background var(--dur) var(--ease),transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);}
.sb-new button:hover{background:var(--accent-2);box-shadow:var(--shadow-accent);}
.sb-new button:active{transform:scale(.98);}

.sb-nav{flex:1;padding:6px 12px;display:flex;flex-direction:column;gap:2px;overflow-y:auto;}
/* rótulo de grupo: ensina o fluxo de produção sem poluir */
.sb-group-label{font-family:var(--mono);font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--text-faint);padding:16px 14px 7px;user-select:none;}
.sb-item{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:9px;
  color:var(--text-dim);font-size:13.5px;cursor:pointer;border:none;background:none;
  font-family:var(--sans);text-align:left;width:100%;position:relative;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease);}
.sb-item svg{width:17px;height:17px;opacity:.75;flex-shrink:0;transition:opacity var(--dur) var(--ease);}
.sb-item:hover{background:rgba(240,237,230,.045);color:var(--text);}
.sb-item:hover svg{opacity:1;}
.sb-item:active{transform:scale(.99);}
.sb-item.active{background:var(--accent-soft);color:var(--text);}
.sb-item.active svg{opacity:1;color:var(--accent);}
/* marcador de agulha do item ativo */
.sb-item.active::before{content:"";position:absolute;left:-12px;top:20%;bottom:20%;width:3px;
  border-radius:0 3px 3px 0;background:var(--accent);}
/* divisória entre grupos (fallback sem rótulo) */
.sb-div{height:1px;background:var(--line-soft);margin:10px 14px;}

.sb-profile{margin:10px 12px;padding:12px;border-top:1px solid var(--line-soft);
  display:flex;align-items:center;gap:11px;cursor:pointer;border-radius:10px;
  transition:background var(--dur) var(--ease);}
.sb-profile:hover{background:rgba(240,237,230,.045);}
.sb-profile .av{width:36px;height:36px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(135deg,var(--accent),#b33d12);
  display:flex;align-items:center;justify-content:center;
  color:var(--ink);font-family:var(--display);font-weight:700;font-size:14px;}
.sb-profile .av.av-anon{background:var(--surface-3);color:var(--text-faint);}
.sb-profile .pi{min-width:0;flex:1;}
.sb-profile .pn{font-size:13px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.sb-profile .pr{font-size:11px;color:var(--text-faint);}
.sb-profile .chev{margin-left:auto;color:var(--text-faint);flex-shrink:0;}

.sb-upgrade{margin:0 12px 14px;padding:15px;width:calc(100% - 24px);text-align:left;
  background:linear-gradient(160deg,var(--accent-soft),transparent 70%);
  border:1px solid var(--accent-line);border-radius:12px;cursor:pointer;
  font-family:var(--sans);display:block;
  transition:border-color var(--dur) var(--ease),transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);}
.sb-upgrade:hover{border-color:var(--accent);transform:translateY(-1px);box-shadow:var(--shadow-card);}
.sb-upgrade:active{transform:scale(.99);}
.sb-upgrade .ic{width:32px;height:32px;border-radius:9px;background:var(--accent);
  display:flex;align-items:center;justify-content:center;margin-bottom:10px;}
.sb-upgrade h4{margin:0 0 5px;font-size:14px;color:var(--text);font-family:var(--display);}
.sb-upgrade p{margin:0 0 12px;font-size:11.5px;color:var(--text-dim);line-height:1.5;}
.sb-upgrade-cta{display:block;width:100%;background:var(--accent);color:var(--ink);border-radius:8px;
  padding:9px;font-weight:600;font-size:12.5px;text-align:center;}

/* ============ MAIN ============ */
.main{display:flex;flex-direction:column;min-width:0;min-height:0;overflow:hidden;position:relative;
  /* papel de modelagem: grid técnico sutil sob todo o conteúdo */
  background:
    linear-gradient(var(--grid-line) 1px,transparent 1px),
    linear-gradient(90deg,var(--grid-line) 1px,transparent 1px),
    var(--bg);
  background-size:var(--grid-size) var(--grid-size),var(--grid-size) var(--grid-size),auto;}
/* luz ambiente da bancada (respiro, não gradiente de IA) */
.main::before{content:"";position:absolute;top:-30%;left:-10%;width:60%;height:70%;
  background:radial-gradient(closest-side,var(--accent-glow),transparent 70%);
  pointer-events:none;}

.topbar{display:flex;align-items:center;padding:18px 32px 0;position:relative;}
.crumbs{font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--text-faint);
  display:flex;align-items:center;gap:9px;flex-wrap:wrap;min-width:0;text-transform:uppercase;}
.crumbs .sep{opacity:.5;flex-shrink:0;}
.crumbs .here{color:var(--text-dim);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:40ch;}

.proj-head{display:flex;align-items:center;gap:16px;padding:10px 32px 0 32px;flex-wrap:wrap;position:relative;
  border-bottom:1px solid var(--line-soft);padding-bottom:16px;}
.proj-title-wrap{flex:1 1 220px;min-width:0;}
.proj-head h1{font-family:var(--display);font-size:27px;font-weight:700;margin:0;letter-spacing:-.02em;
  min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;line-height:1.15;}
.proj-desc{margin:3px 0 0;font-size:12.5px;color:var(--text-faint);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.status{background:var(--accent-soft);color:var(--accent);border:1px solid var(--accent-line);
  font-size:11.5px;font-weight:600;padding:5px 11px;border-radius:7px;}
.proj-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
.btn-ghost{background:var(--surface);border:1px solid var(--line);color:var(--text);border-radius:9px;
  padding:10px 16px;font-size:13px;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:8px;
  font-family:var(--sans);
  transition:border-color var(--dur) var(--ease),transform var(--dur) var(--ease),color var(--dur) var(--ease);}
.btn-ghost:hover{border-color:var(--accent-line);color:var(--accent);}
.btn-ghost:active{transform:scale(.98);}
.btn-accent{background:var(--accent);border:none;color:var(--ink);border-radius:9px;
  padding:10px 18px;font-size:13px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:8px;
  font-family:var(--sans);
  transition:background var(--dur) var(--ease),transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);}
.btn-accent:hover{background:var(--accent-2);box-shadow:var(--shadow-accent);}
.btn-accent:active{transform:scale(.98);}
.btn-icon{width:40px;height:40px;border-radius:9px;background:var(--surface);border:1px solid var(--line);
  color:var(--text-dim);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:18px;
  transition:border-color var(--dur) var(--ease),color var(--dur) var(--ease);}
.btn-icon:hover{border-color:var(--accent-line);color:var(--accent);}

/* outlet do router: empilha route-hosts; só o ativo fica visível */
.outlet{flex:1;min-height:0;display:flex;position:relative;}
.route-host{flex:1;min-height:0;overflow-y:auto;padding:22px 32px;}
.route-host[hidden]{display:none;}
/* ferramentas full-bleed gerenciam o próprio layout interno */
.route-host.tool{display:flex;flex-direction:column;}

/* entrada suave das páginas (hierarquia: o conteúdo chega, não pisca) */
@media (prefers-reduced-motion: no-preference){
  .route-host.page{animation:pageIn .38s var(--ease) both;}
  @keyframes pageIn{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:none;}}
}

/* placeholder de página em construção (etapas futuras) */
.page-ph{max-width:520px;margin:40px auto;text-align:center;color:var(--text-dim);}
.page-ph .ph-tag{display:inline-block;font-family:var(--mono);font-size:10px;font-weight:600;letter-spacing:.14em;
  color:var(--accent);background:var(--accent-soft);border:1px solid var(--accent-line);
  padding:4px 10px;border-radius:6px;margin-bottom:14px;}
.page-ph h2{font-family:var(--display);font-size:22px;color:var(--text);margin:0 0 8px;}
.page-ph p{font-size:14px;line-height:1.6;}
.page-ph .btn-accent{margin-top:18px;}

/* ============ RESPONSIVO ============ */
/* sidebar vira trilho de ícones */
@media (max-width:900px){
  .app{grid-template-columns:64px 1fr;}
  .sb-collapse{display:none;} /* nesse tamanho a sidebar já colapsa sozinha */
  .sb-logo .txt,.sb-new button span.lbl,.sb-item span.lbl,.sb-group-label,
  .sb-profile .pi,.sb-profile .chev,.sb-upgrade h4,.sb-upgrade p,.sb-upgrade-cta{display:none;}
  .sb-logo{justify-content:center;padding:18px 0;}
  .logo-upload img{max-width:34px;}
  .sb-new{padding:14px 10px;}
  .sb-new button{padding:11px 0;}
  .sb-item{justify-content:center;padding:11px 0;}
  .sb-item.active::before{left:-10px;}
  .sb-upgrade{padding:10px;display:flex;justify-content:center;}
  .sb-upgrade .ic{margin:0;}
}
@media (max-width:560px){
  .topbar,.proj-head,.route-host{padding-left:16px;padding-right:16px;}
  .proj-head h1{font-size:21px;}
  .btn-ghost span,.btn-accent span{display:none;}
}

/* ============ MODAL (nome do projeto etc.) ============ */
.modal-overlay{position:fixed;inset:0;background:rgba(8,7,5,.62);z-index:var(--z-modal);
  display:flex;align-items:center;justify-content:center;padding:20px;backdrop-filter:blur(3px);}
.modal-box{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);
  width:100%;max-width:420px;padding:24px;box-shadow:var(--shadow-pop);}
@media (prefers-reduced-motion: no-preference){
  .modal-box{animation:modalIn .26s var(--ease) both;}
  @keyframes modalIn{from{opacity:0;transform:translateY(14px) scale(.98);}to{opacity:1;transform:none;}}
}
.modal-box h3{margin:0 0 16px;font-size:17px;color:var(--text);font-family:var(--display);}
.modal-label{display:block;font-size:12px;color:var(--text-dim);margin-bottom:6px;}
.modal-input{width:100%;background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r-sm);
  padding:11px 13px;font-size:14px;color:var(--text);font-family:var(--sans);box-sizing:border-box;
  transition:border-color var(--dur) var(--ease);}
.modal-input:focus{outline:none;border-color:var(--accent);}
.modal-input::placeholder{color:var(--text-faint);}
.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px;}

/* ============ TOAST ============ */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);
  background:var(--surface-2);color:var(--text);border:1px solid var(--line);border-radius:10px;
  padding:12px 20px;font-size:13.5px;font-weight:500;z-index:var(--z-toast);box-shadow:var(--shadow-pop);
  opacity:0;pointer-events:none;
  transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease);}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0);}