/* LUMARIO Forum — Comunidade. Matches site v2 identity. */
:root {
  --purple:#A78BFA; --violet-600:#8B5CF6; --pink:#EC4899; --orange:#F97316;
  --green:#22C55E; --blue:#0EA5E9; --yellow:#FBBF24; --red:#EF4444;
  --bg-0:#07070A; --bg-1:#0F0F14; --bg-2:#18181B;
  --surface:rgba(255,255,255,0.03); --surface-2:rgba(255,255,255,0.05);
  --border:rgba(255,255,255,0.08); --border-2:rgba(255,255,255,0.14);
  --ink:#FAFAFA; --ink-2:#D4D4D8; --ink-3:#A1A1AA; --ink-4:#71717A;
  --grad-h:linear-gradient(90deg,#8B5CF6 0%,#EC4899 50%,#F97316 100%);
  --grad:linear-gradient(135deg,#8B5CF6,#EC4899,#F97316);
}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--bg-0);color:var(--ink);font-family:'Inter',-apple-system,sans-serif;font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
.material-symbols-rounded{font-family:'Material Symbols Rounded';font-variation-settings:'FILL' 1,'wght' 500;user-select:none;display:inline-flex;align-items:center;justify-content:center}
.grad{background:var(--grad-h);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}

/* Ambient bg */
body::before{content:'';position:fixed;inset:0;z-index:-1;background:
  radial-gradient(circle at 15% 10%,rgba(139,92,246,0.12),transparent 35%),
  radial-gradient(circle at 85% 90%,rgba(249,115,22,0.08),transparent 35%);}

/* Avatar */
.avatar{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;color:#fff;background:linear-gradient(135deg,#8B5CF6,#EC4899);flex-shrink:0}
.avatar.sm{width:28px;height:28px;font-size:12px}
.avatar.lg{width:48px;height:48px;font-size:18px}
.avatar[data-ring]{box-shadow:0 0 0 2px var(--bg-0),0 0 0 4px transparent;background:linear-gradient(135deg,#8B5CF6,#EC4899,#F97316);position:relative}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border-radius:999px;font-size:14px;font-weight:600;transition:transform .2s,box-shadow .2s,background .2s;white-space:nowrap}
.btn .material-symbols-rounded{font-size:18px}
.btn-primary{background:var(--grad-h);color:#fff;box-shadow:0 6px 20px rgba(139,92,246,0.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(139,92,246,0.55)}
.btn-ghost{background:var(--surface-2);color:var(--ink);border:1px solid var(--border-2)}
.btn-ghost:hover{background:rgba(255,255,255,0.08)}
.btn.full{width:100%}
.icon-btn{position:relative;width:42px;height:42px;border-radius:12px;background:var(--surface-2);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--ink-2);transition:all .2s}
.icon-btn:hover{color:var(--ink);border-color:var(--border-2)}
.badge-dot{position:absolute;top:-4px;right:-4px;min-width:18px;height:18px;padding:0 5px;background:var(--grad-h);border:2px solid var(--bg-0);border-radius:999px;font-size:10px;font-weight:800;display:flex;align-items:center;justify-content:center;color:#fff}

/* NAV */
.nav{position:sticky;top:0;z-index:100;display:flex;align-items:center;gap:24px;padding:12px 28px;background:rgba(7,7,10,0.85);backdrop-filter:blur(20px);border-bottom:1px solid var(--border)}
.nav-logo{display:inline-flex;align-items:center;gap:10px;font-weight:900;font-size:16px;letter-spacing:-0.3px;flex-shrink:0}
.nav-logo img{width:30px;height:30px;border-radius:8px;object-fit:cover}
.nav-divider{width:1px;height:20px;background:var(--border-2);margin:0 2px}
.nav-section{font-size:14px;font-weight:600;color:var(--ink-3)}
.nav-search{flex:1;max-width:520px;display:flex;align-items:center;gap:10px;padding:10px 16px;background:var(--surface);border:1px solid var(--border);border-radius:999px;transition:border-color .2s}
.nav-search:focus-within{border-color:rgba(167,139,250,0.5)}
.nav-search .material-symbols-rounded{font-size:20px;color:var(--ink-3)}
.nav-search input{flex:1;background:none;border:0;outline:0;color:var(--ink);font-size:14px;font-family:inherit}
.nav-search input::placeholder{color:var(--ink-4)}
.nav-right{display:flex;align-items:center;gap:10px;margin-left:auto}
.avatar-btn{padding:0;background:none}

/* LAYOUT */
.layout{display:grid;grid-template-columns:240px 1fr 300px;gap:28px;max-width:1440px;margin:0 auto;padding:28px}

/* SIDEBAR */
.sidebar{display:flex;flex-direction:column;gap:28px;position:sticky;top:90px;align-self:start;max-height:calc(100vh - 110px);overflow-y:auto}
.sidebar-section{display:flex;flex-direction:column;gap:2px}
.side-label{font-size:11px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--ink-4);padding:0 12px 8px}
.side-link{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:12px;font-size:14px;font-weight:500;color:var(--ink-3);transition:all .15s}
.side-link .material-symbols-rounded{font-size:20px}
.side-link:hover{background:var(--surface-2);color:var(--ink)}
.side-link.active{background:rgba(167,139,250,0.12);color:var(--purple);font-weight:600}
.side-cat{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:10px;font-size:13.5px;color:var(--ink-2);transition:all .15s}
.side-cat:hover{background:var(--surface-2)}
.cat-dot{width:8px;height:8px;border-radius:50%;background:var(--c);flex-shrink:0}
.cat-count{margin-left:auto;font-size:11px;color:var(--ink-4);font-weight:600}
.rep-card{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:16px}
.rep-head{display:flex;gap:12px;align-items:center;margin-bottom:14px}
.rep-name{font-size:14px;font-weight:700}
.rep-level{font-size:11.5px;color:var(--purple);font-weight:600;margin-top:1px}
.rep-bar{height:6px;background:var(--bg-2);border-radius:999px;overflow:hidden;margin-bottom:12px}
.rep-fill{height:100%;background:var(--grad-h);border-radius:999px}
.rep-stats{display:flex;justify-content:space-between;font-size:11.5px;color:var(--ink-3)}
.rep-stats b{color:var(--ink);font-weight:700}

/* MAIN */
.main{min-width:0}
.forum-hero{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:28px;background:linear-gradient(135deg,rgba(167,139,250,0.12),rgba(236,72,153,0.08),rgba(249,115,22,0.06));border:1px solid var(--border);border-radius:24px;margin-bottom:24px;flex-wrap:wrap}
.forum-hero-text h1{font-size:32px;font-weight:900;letter-spacing:-1.5px;line-height:1}
.forum-hero-text p{font-size:14px;color:var(--ink-2);margin-top:8px;max-width:420px}
.forum-hero-stats{display:flex;gap:28px}
.fh-num{font-size:26px;font-weight:900;letter-spacing:-1px;background:var(--grad-h);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.fh-label{font-size:11px;color:var(--ink-3);margin-top:2px}

/* Feed tabs */
.feed-tabs{display:flex;align-items:center;gap:8px;margin-bottom:20px;border-bottom:1px solid var(--border);padding-bottom:0}
.tab{padding:10px 16px;font-size:14px;font-weight:600;color:var(--ink-3);border-bottom:2px solid transparent;margin-bottom:-1px;transition:color .15s}
.tab:hover{color:var(--ink)}
.tab.active{color:var(--ink)}
.tab.active{border-bottom-color:transparent;position:relative}
.tab.active::after{content:'';position:absolute;left:12px;right:12px;bottom:-1px;height:2px;background:var(--grad-h);border-radius:2px}
.feed-tabs-right{margin-left:auto}
.sort-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:999px;font-size:13px;font-weight:600;color:var(--ink-3);background:var(--surface-2);border:1px solid var(--border)}
.sort-btn .material-symbols-rounded{font-size:18px}

/* Topics */
.topics{display:flex;flex-direction:column;gap:12px}
.topic{display:flex;gap:16px;padding:20px;background:var(--surface);border:1px solid var(--border);border-radius:20px;transition:transform .2s,border-color .2s}
.topic:hover{transform:translateY(-2px);border-color:rgba(167,139,250,0.3)}
.topic.pinned{background:linear-gradient(135deg,rgba(14,165,233,0.07),var(--surface));border-color:rgba(14,165,233,0.25)}
.topic-vote{display:flex;flex-direction:column;align-items:center;gap:4px;flex-shrink:0}
.vote{width:32px;height:32px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--ink-3);background:var(--surface-2);transition:all .15s}
.vote .material-symbols-rounded{font-size:22px}
.vote:hover{background:rgba(167,139,250,0.15);color:var(--purple)}
.vote.up.active{background:rgba(167,139,250,0.2);color:var(--purple)}
.vote-count{font-size:14px;font-weight:800;color:var(--ink)}
.topic-body{flex:1;min-width:0}
.topic-meta{display:flex;align-items:center;gap:8px;margin-bottom:8px;flex-wrap:wrap}
.cat-tag{font-size:11px;font-weight:700;color:var(--c);padding:3px 10px;border-radius:999px;background:color-mix(in srgb,var(--c) 14%,transparent);border:1px solid color-mix(in srgb,var(--c) 30%,transparent)}
.pin-flag,.hot-flag,.dev-flag{display:inline-flex;align-items:center;gap:4px;font-size:11px;font-weight:700;padding:3px 8px;border-radius:999px}
.pin-flag{color:var(--blue);background:rgba(14,165,233,0.12)}
.hot-flag{color:var(--orange);background:rgba(249,115,22,0.12)}
.dev-flag{color:var(--purple);background:rgba(167,139,250,0.12)}
.pin-flag .material-symbols-rounded,.hot-flag .material-symbols-rounded,.dev-flag .material-symbols-rounded{font-size:13px}
.topic-title{font-size:18px;font-weight:700;letter-spacing:-0.3px;line-height:1.3;margin-bottom:6px}
.topic:hover .topic-title{color:var(--purple)}
.topic-excerpt{font-size:13.5px;color:var(--ink-3);line-height:1.55;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.topic-foot{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.topic-author{display:flex;align-items:center;gap:8px}
.author-name{font-size:13px;font-weight:600;color:var(--ink-2)}
.verified-badge .material-symbols-rounded{font-size:16px;color:var(--blue)}
.org-badge{display:inline-flex;align-items:center;gap:3px;font-size:10.5px;font-weight:700;color:var(--purple);padding:2px 8px;border-radius:999px;background:rgba(167,139,250,0.12)}
.org-badge .material-symbols-rounded{font-size:13px}
.org-badge.gold{color:var(--yellow);background:rgba(251,191,36,0.12)}
.new-badge{font-size:10px;font-weight:700;color:var(--green);padding:2px 8px;border-radius:999px;background:rgba(34,197,94,0.12)}
.topic-tags{display:flex;gap:6px;flex-wrap:wrap}
.tag{font-size:11.5px;color:var(--ink-3);padding:3px 9px;border-radius:999px;background:var(--surface-2);border:1px solid var(--border)}
.tag.big{font-size:13px;padding:6px 12px;cursor:pointer;transition:all .15s}
.tag.big:hover{color:var(--purple);border-color:rgba(167,139,250,0.4)}
.topic-stats{display:flex;align-items:center;gap:14px;margin-left:auto;font-size:12px;color:var(--ink-4)}
.topic-stats span{display:inline-flex;align-items:center;gap:4px}
.topic-stats .material-symbols-rounded{font-size:15px}
.answered{color:var(--green) !important;font-weight:600}
.topic-time{color:var(--ink-4)}
.load-more{display:flex;align-items:center;justify-content:center;gap:6px;width:100%;padding:14px;margin-top:20px;border-radius:14px;background:var(--surface-2);border:1px solid var(--border);color:var(--ink-2);font-size:14px;font-weight:600;transition:all .2s}
.load-more:hover{border-color:rgba(167,139,250,0.4);color:var(--ink)}

/* RAIL */
.rail{display:flex;flex-direction:column;gap:16px;position:sticky;top:90px;align-self:start}
.rail-card{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:18px}
.rail-title{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:700;margin-bottom:14px}
.rail-title .material-symbols-rounded{font-size:18px;color:var(--orange)}
.rail-tags{display:flex;flex-wrap:wrap;gap:8px}
.leaderboard{display:flex;flex-direction:column;gap:10px}
.lb-row{display:flex;align-items:center;gap:10px}
.lb-rank{width:22px;height:22px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:800;background:var(--surface-2);color:var(--ink-3);flex-shrink:0}
.lb-rank.gold{background:rgba(251,191,36,0.18);color:var(--yellow)}
.lb-rank.silver{background:rgba(209,213,219,0.18);color:#D1D5DB}
.lb-rank.bronze{background:rgba(249,115,22,0.18);color:var(--orange)}
.lb-name{font-size:13px;font-weight:600;flex:1}
.lb-pts{font-size:12px;font-weight:700;color:var(--purple)}
.cta-card{background:linear-gradient(135deg,rgba(167,139,250,0.15),rgba(236,72,153,0.1));border-color:rgba(167,139,250,0.3);text-align:center}
.cta-icon{width:48px;height:48px;border-radius:14px;background:var(--grad);display:flex;align-items:center;justify-content:center;margin:0 auto 12px}
.cta-icon .material-symbols-rounded{font-size:26px;color:#fff}
.cta-card h3{font-size:16px;font-weight:700;margin-bottom:6px}
.cta-card p{font-size:12.5px;color:var(--ink-2);line-height:1.5;margin-bottom:16px}
.rail-foot{font-size:11.5px;color:var(--ink-4);text-align:center;line-height:1.8}
.rail-foot a:hover{color:var(--ink-2)}

/* MODAL */
.modal-overlay{position:fixed;inset:0;z-index:200;background:rgba(0,0,0,0.7);backdrop-filter:blur(8px);display:none;align-items:center;justify-content:center;padding:24px}
.modal-overlay.open{display:flex}
.modal{width:100%;max-width:600px;max-height:90vh;overflow-y:auto;background:var(--bg-1);border:1px solid var(--border-2);border-radius:24px;box-shadow:0 40px 100px rgba(0,0,0,0.6)}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:24px 24px 16px;border-bottom:1px solid var(--border)}
.modal-head h2{font-size:20px;font-weight:800;letter-spacing:-0.5px}
.modal-body{padding:24px;display:flex;flex-direction:column}
.field-label{font-size:12px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--ink-3);margin-bottom:10px}
.field-label:not(:first-child){margin-top:20px}
.cat-picker{display:flex;flex-wrap:wrap;gap:8px}
.cat-chip{padding:8px 14px;border-radius:999px;font-size:13px;font-weight:600;color:var(--c);background:color-mix(in srgb,var(--c) 10%,transparent);border:1px solid color-mix(in srgb,var(--c) 25%,transparent);transition:all .15s}
.cat-chip.active{background:var(--c);color:#fff}
.field-input,.field-textarea{width:100%;padding:14px 16px;background:var(--surface);border:1px solid var(--border);border-radius:14px;color:var(--ink);font-size:14px;font-family:inherit;outline:none;transition:border-color .2s}
.field-input:focus,.field-textarea:focus{border-color:rgba(167,139,250,0.5)}
.field-input::placeholder,.field-textarea::placeholder{color:var(--ink-4)}
.field-textarea{min-height:140px;resize:vertical;border-radius:0 0 14px 14px;border-top:0}
.editor-toolbar{display:flex;gap:2px;padding:8px;background:var(--surface);border:1px solid var(--border);border-bottom:0;border-radius:14px 14px 0 0}
.editor-toolbar button{width:34px;height:34px;border-radius:8px;color:var(--ink-3);transition:all .15s}
.editor-toolbar button:hover{background:var(--surface-2);color:var(--ink)}
.editor-toolbar .material-symbols-rounded{font-size:18px}
.modal-notice{display:flex;align-items:center;gap:10px;margin-top:20px;padding:12px 14px;background:rgba(167,139,250,0.08);border:1px solid rgba(167,139,250,0.25);border-radius:12px;font-size:12.5px;color:var(--ink-2)}
.modal-notice .material-symbols-rounded{font-size:18px;color:var(--purple);flex-shrink:0}
.modal-notice a{color:var(--purple);font-weight:600}
.modal-notice b{color:var(--ink)}
.modal-foot{display:flex;justify-content:flex-end;gap:10px;padding:16px 24px 24px;border-top:1px solid var(--border)}

/* A11Y — foco visivel p/ navegacao por teclado (auditoria 2026-06-11) */
*:focus-visible{outline:2px solid var(--purple);outline-offset:2px;border-radius:4px}

/* Drawer mobile da sidebar (2026-06-12): em telas estreitas a sidebar vira
   painel deslizante (antes era display:none e Categorias/Salvos/Meus topicos/
   Jornada sumiam sem porta de entrada). Botao hamburguer so no mobile. */
.menu-btn{display:none}
.side-backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:240}
.side-backdrop.show{display:block}

/* RESPONSIVE */
@media(max-width:1100px){
  .layout{grid-template-columns:1fr 300px}
  .menu-btn{display:inline-flex}
  .sidebar{position:fixed;top:0;left:0;bottom:0;width:290px;max-width:85vw;
    background:var(--bg-1);border-right:1px solid var(--border);z-index:250;
    transform:translateX(-105%);transition:transform .22s ease;
    overflow-y:auto;padding:24px 18px;margin:0}
  .sidebar.open{transform:none}
}
@media(max-width:860px){.layout{grid-template-columns:1fr;padding:16px}.rail{display:none}.nav-search{display:none}.forum-hero-stats{gap:18px}}
@media(max-width:600px){
  .nav{padding:12px 16px;gap:12px}.nav-section,.nav-divider{display:none}
  #newTopicBtn span:not(.material-symbols-rounded){display:none}
  /* min 44px = alvo de toque WCAG (auditoria 2026-06-11) */
  #newTopicBtn{padding:10px 12px;min-height:44px;min-width:44px}
  .topic{padding:16px;gap:12px}.topic-title{font-size:16px}
  .forum-hero{padding:20px}.forum-hero-text h1{font-size:26px}
  .topic-stats{margin-left:0;width:100%;margin-top:4px}
}