/* ==========================================================================
   oliveira777 forum - layout inspirado na estrutura visual do Guis2
   Tokens: tema escuro (padrao) + tema claro, alternavel pelo botao do header.
   ========================================================================== */
:root{
  color-scheme:dark;
  --bg:#000;--fg:#fff;--card:#0a0a0a;--card2:#141414;--muted:#a4a4a4;--muted2:#7a7a7a;
  --line:#242424;--line2:#333;--accent:#55e265;--accent-ink:#04200a;--chip-bg:rgba(85,226,101,.12);
  --prose:#e8e8e8;--radius:12px;--radius-sm:8px;--header-h:72px;
  --font:"Noto Sans",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
:root[data-theme="light"]{
  color-scheme:light;
  --bg:#fcfcfc;--fg:#000;--card:#fff;--card2:#f5f5f5;--muted:#525252;--muted2:#6b6b6b;
  --line:#e4e4e4;--line2:#d2d2d2;--accent:#127a29;--accent-ink:#fff;--chip-bg:rgba(18,122,41,.1);--prose:#1c1c1c;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--font);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{line-height:1.25;margin:0}
p{margin:0 0 1em}
ul,ol{padding:0;margin:0}
button,input,select,textarea{font:inherit}
.container{width:min(1280px,calc(100% - 32px));margin-inline:auto}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip-link{position:absolute;left:-9999px;top:8px;z-index:100;background:var(--accent);color:var(--accent-ink);padding:8px 14px;border-radius:6px;font-weight:700}
.skip-link:focus{left:12px}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.icon{flex:none;vertical-align:-3px}
.eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-weight:700;margin:0 0 10px}

/* ---------- Header (sticky + blur) ---------- */
.site-header{position:sticky;top:0;z-index:50;border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.header-inner{display:flex;align-items:center;gap:24px;min-height:var(--header-h)}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:900;letter-spacing:.07em;font-size:19px;color:var(--fg)}
.brand__mark{color:var(--accent)}
.brand__text{display:inline-flex;align-items:baseline}
.brand__text small{margin-left:8px;color:var(--muted2);font-size:9px;letter-spacing:.18em;font-weight:700}
.main-nav{display:flex;flex:1;justify-content:center;gap:28px;font-size:14px;font-weight:500;color:var(--muted)}
.main-nav a{padding:10px 0;transition:color .2s}
.main-nav a:hover{color:var(--fg)}
.header-actions{display:flex;align-items:center;gap:6px;margin-left:auto}
.icon-btn{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:8px;border:1px solid var(--line);background:transparent;color:var(--fg);cursor:pointer;transition:background .2s}
.icon-btn:hover{background:var(--card2)}
.menu-button{display:none}

/* ---------- Busca ---------- */
.search-bar{display:flex;margin:32px 0 8px;border:1px solid var(--line2);border-radius:10px;background:var(--card);overflow:hidden;max-width:560px}
.search-bar input{flex:1;min-width:0;height:44px;padding:0 16px;background:transparent;border:0;color:var(--fg);font-size:14px}
.search-bar input:focus{outline:none}
.search-bar:focus-within{border-color:var(--accent)}
.search-bar button{display:inline-flex;align-items:center;gap:8px;padding:0 18px;border:0;border-left:1px solid var(--line);background:var(--card2);color:var(--fg);cursor:pointer;font-size:14px}
.search-bar button:hover{background:var(--line)}

/* ---------- Layout 2 colunas (3/4 + 1/4) ---------- */
.page-main{padding-bottom:72px}
.layout-2col{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,1fr);gap:40px;margin-top:20px;align-items:start}
.main-col{min-width:0}
.sidebar-col{position:sticky;top:calc(var(--header-h) + 20px);display:grid;gap:28px}

/* ---------- Hero ---------- */
.hero{position:relative;display:block;margin-top:24px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);min-height:420px;background:#050505;isolation:isolate}
.hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(0,0,0,.05) 20%,rgba(0,0,0,.88) 100%)}
.hero__body{position:absolute;left:0;right:0;bottom:0;padding:36px;max-width:900px;color:#fff}
.hero .chip{background:var(--accent);color:var(--accent-ink);margin-bottom:14px}
.hero h1{font-size:clamp(28px,4vw,50px);letter-spacing:-.02em;margin:0 0 12px;font-weight:800}
.hero p{font-size:clamp(15px,1.6vw,19px);color:#dcdcdc;margin:0 0 14px;max-width:720px}
.hero .meta-row{color:#c9c9c9}
.hero:hover h1{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:5px}

/* ---------- Titulos de secao ---------- */
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin:48px 0 20px}
.section-head h2{font-size:24px;letter-spacing:-.01em}
.section-head a{font-size:14px;color:var(--accent);font-weight:600}
.section-head a:hover{text-decoration:underline}
.section-head:first-child{margin-top:0}

/* ---------- Cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
.post-card{display:flex;flex-direction:column;gap:14px;min-width:0}
.post-card__media{display:block;aspect-ratio:16/9;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:var(--card2)}
.post-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.post-card:hover .post-card__media img{transform:scale(1.04)}
.post-card__body{display:flex;flex-direction:column;align-items:flex-start;gap:8px}
.post-card h3{font-size:18px;font-weight:800;line-height:1.3}
.post-card h3 a{transition:color .2s}
.post-card h3 a:hover{color:var(--accent)}
.post-card p{margin:0;color:var(--muted);font-size:14px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.chip{display:inline-block;padding:3px 10px;border-radius:999px;background:var(--chip-bg);color:var(--accent);font-size:12px;font-weight:700;letter-spacing:.02em;transition:filter .2s}
a.chip:hover{filter:brightness(1.25)}
.meta-row{display:flex;flex-wrap:wrap;gap:4px 14px;font-size:12px;color:var(--muted2)}
.meta-row span+span::before,.meta-row time+span::before{content:"•";margin-right:14px}

/* ---------- Mais Acessados (miniaturas) ---------- */
.side-title{font-size:18px;font-weight:800;margin-bottom:6px}
.mini{display:flex;gap:14px;align-items:flex-start;justify-content:space-between;padding:16px 0;border-bottom:1px solid var(--line)}
.mini:last-child{border-bottom:0}
.mini__text{flex:1;min-width:0}
.mini__cat{display:block;font-size:12px;font-weight:700;color:var(--accent);margin-bottom:4px}
.mini h3{font-size:14px;font-weight:800;line-height:1.4;transition:color .2s;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.mini:hover h3{color:var(--accent)}
.mini__meta{display:flex;flex-wrap:wrap;gap:2px 10px;margin-top:8px;font-size:11px;color:var(--muted2)}
.mini__meta b{color:var(--fg);font-weight:600}
.mini__thumb{flex:none;width:84px;height:84px;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--line);background:var(--card2)}
.mini__thumb img{width:100%;height:100%;object-fit:cover}
.side-card{padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:var(--card)}
.cat-list{list-style:none;display:grid;gap:4px;margin-top:10px}
.cat-list li{display:flex;justify-content:space-between;gap:10px;font-size:14px}
.cat-list a{flex:1;padding:6px 0;color:var(--muted);transition:color .2s}
.cat-list a:hover{color:var(--accent)}
.cat-list span{align-self:center;font-size:12px;color:var(--muted2)}

/* ---------- Faixa de categorias ---------- */
.cat-strip{display:flex;flex-wrap:wrap;gap:12px}
.cat-strip a{display:inline-flex;align-items:center;gap:10px;padding:12px 20px;border:1px solid var(--line);border-radius:999px;background:var(--card);font-weight:600;font-size:14px;transition:border-color .2s,color .2s}
.cat-strip a:hover{border-color:var(--accent);color:var(--accent)}
.cat-strip small{color:var(--muted2);font-weight:500}

/* ---------- Listagens ---------- */
.listing-head{margin:8px 0 28px}
.listing-head h1{font-size:clamp(28px,3.4vw,40px);letter-spacing:-.02em}
.listing-head p{color:var(--muted);margin:10px 0 0}
.empty{color:var(--muted);padding:40px 0}
.pagination{display:flex;flex-wrap:wrap;gap:8px;margin-top:40px}
.pagination a{padding:9px 15px;border:1px solid var(--line);border-radius:8px;font-size:14px;background:var(--card)}
.pagination a:hover{border-color:var(--accent)}
.pagination a.is-current{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);font-weight:700}
.breadcrumb{margin:14px 0 18px;font-size:13px;color:var(--muted2)}
.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;align-items:center;gap:4px}
.breadcrumb li{display:inline-flex;align-items:center;gap:4px;min-width:0;max-width:100%}
.breadcrumb a:hover{color:var(--fg)}
.breadcrumb .icon{width:14px;height:14px}
.breadcrumb [aria-current]{display:block;color:var(--muted);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- Pagina do artigo ---------- */
.article-main{padding-bottom:72px}
.article-head{margin-top:24px}
.back-link{display:inline-flex;align-items:center;gap:8px;color:var(--muted);margin:0 0 20px;font-size:14px;transition:color .2s}
.back-link:hover{color:var(--fg)}
.article-title{font-size:clamp(28px,4.2vw,48px);font-weight:800;letter-spacing:-.025em;line-height:1.12;margin:12px 0 18px}
.article-meta{display:flex;flex-wrap:wrap;gap:8px 20px;margin-bottom:26px;font-size:14px;color:var(--muted)}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-cover{margin:0 0 28px;aspect-ratio:16/9;max-height:500px;width:100%;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:var(--card2)}
.article-cover img{width:100%;height:100%;object-fit:cover}
.lead{font-size:clamp(18px,2vw,21px);color:var(--muted);line-height:1.6;margin-bottom:28px}
.prose{font-size:18px;line-height:1.85;color:var(--prose);overflow-wrap:anywhere}
.prose h1,.prose h2{font-size:clamp(24px,2.6vw,30px);font-weight:800;margin:2.1em 0 .7em;color:var(--fg);letter-spacing:-.01em}
.prose h3{font-size:22px;font-weight:700;margin:1.8em 0 .6em;color:var(--fg)}
.prose ul,.prose ol{margin:0 0 1.3em;padding-left:1.4em}
.prose li{margin-bottom:.4em}
.prose a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.prose blockquote{margin:1.8em 0;padding:16px 22px;border-left:4px solid var(--accent);background:var(--card);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--fg)}
.prose blockquote p:last-child{margin:0}
.prose img{border-radius:var(--radius);border:1px solid var(--line);margin:1.8em auto}
.prose figure{margin:1.8em 0}
.prose figcaption{font-size:13px;color:var(--muted2);text-align:center;font-style:italic;margin-top:8px}
.source-line{margin-top:28px;padding-top:18px;border-top:1px solid var(--line);font-size:14px;color:var(--muted)}
.source-line a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.share{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:32px 0 0;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.share__label{display:inline-flex;align-items:center;gap:6px;margin-right:6px;font-weight:700;font-size:14px}
.share__btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border:1px solid var(--line2);border-radius:999px;background:transparent;color:var(--fg);font-size:13px;font-weight:600;cursor:pointer;transition:border-color .2s,color .2s}
.share__btn:hover{border-color:var(--accent);color:var(--accent)}
.share__btn[hidden]{display:none}
.related{margin-top:56px}
.related .card-grid{grid-template-columns:repeat(3,minmax(0,1fr))}

/* ---------- Anuncios (estrutura original preservada) ---------- */
.ad-box{margin:32px 0;text-align:center}
.ad-box>span{display:block;margin-bottom:8px;color:var(--muted2);font-size:11px;letter-spacing:.08em}
.ad-placeholder{min-height:250px;display:grid;place-items:center;background:var(--card);border:1px dashed var(--line2);border-radius:var(--radius-sm);color:var(--muted2);font-size:14px}

/* ---------- Fluxo de etapas (etapa.php) - logica intacta ---------- */
.article-shell{width:min(1280px,calc(100% - 32px));margin:24px auto 72px;display:grid;grid-template-columns:minmax(0,3fr) minmax(0,1fr);gap:40px;align-items:start}
.article-shell .article{min-width:0}
.article-shell .article h1{font-size:clamp(28px,4.2vw,48px);font-weight:800;letter-spacing:-.025em;line-height:1.12;margin:12px 0 18px}
.article-body{font-size:18px;line-height:1.85;color:var(--prose);overflow-wrap:anywhere}
.article-body h2{font-size:clamp(24px,2.6vw,30px);font-weight:800;margin:2.1em 0 .7em;color:var(--fg)}
.article-body h3{font-size:22px;font-weight:700;margin:1.8em 0 .6em;color:var(--fg)}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.4em}
.article-body blockquote{margin:1.8em 0;padding:16px 22px;border-left:4px solid var(--accent);background:var(--card);border-radius:0 var(--radius-sm) var(--radius-sm) 0}
.article-body a{color:var(--accent);text-decoration:underline}
.article-body img{border-radius:var(--radius);margin:1.8em auto}
.article-details{display:flex;flex-wrap:wrap;gap:8px 20px;margin-bottom:24px;font-size:14px;color:var(--muted)}
.back-articles{display:inline-flex;align-items:center;gap:8px;color:var(--muted);margin:24px 0 18px;font-size:14px}
.back-articles:hover{color:var(--fg)}
.tag{display:inline-block;padding:3px 10px;border-radius:999px;background:var(--chip-bg);color:var(--accent);font-size:12px;font-weight:700}
.stage-head{display:flex;align-items:center;gap:15px;font-weight:700;font-size:14px}
.progress{height:6px;flex:1;background:var(--line);border-radius:999px;overflow:hidden}
.progress i{display:block;height:100%;background:var(--accent);border-radius:999px}
.ad-break{margin:44px 0}
.wait-panel,.continue-card{padding:24px;border:1px solid var(--line);border-radius:var(--radius);background:var(--card);text-align:center}
.wait-panel{display:grid;gap:8px;margin:12px 0}
.wait-panel small,.meta{color:var(--muted)}
.continue-card{margin-top:36px}
.continue-card h2{font-size:22px;margin-bottom:6px}
.continue-card button,.btn{display:inline-block;padding:13px 22px;border:0;border-radius:8px;background:var(--accent);color:var(--accent-ink);font-weight:800;cursor:pointer;transition:filter .2s}
.continue-card button:hover:not(:disabled),.btn:hover{filter:brightness(1.1)}
.continue-card button:disabled{opacity:.35;cursor:not-allowed}
.sidebar{position:sticky;top:calc(var(--header-h) + 20px);display:grid;gap:18px}
.side-card h3{font-size:18px;font-weight:800;margin-bottom:8px}
.side-card>a{display:block;padding:12px 0;border-bottom:1px solid var(--line);font-size:14px;font-weight:700;line-height:1.4;transition:color .2s}
.side-card>a:last-child{border-bottom:0}
.side-card>a:hover{color:var(--accent)}

/* ---------- Paginas institucionais / 404 ---------- */
.page{width:min(900px,calc(100% - 32px));min-height:60vh;margin:56px auto}
.page h1{font-size:clamp(30px,4vw,46px);letter-spacing:-.02em;margin-bottom:18px}
.page h2{font-size:24px;margin:1.8em 0 .5em}
.page p{color:var(--prose);line-height:1.8}
.page a{color:var(--accent);text-decoration:underline}
.page-narrow{max-width:760px;padding:64px 0}
.not-found h1{font-size:clamp(30px,4vw,44px);margin-bottom:14px}
.not-found p{color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.card,.panel,.stat{padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:var(--card)}
a.card{display:block;transition:border-color .2s}
a.card:hover{border-color:var(--accent)}
.card h2,.card h3{font-size:20px;margin:8px 0}
.card p{color:var(--muted);font-size:14px}

/* ---------- Rodape ---------- */
.site-footer{margin-top:40px;border-top:1px solid var(--line);background:var(--card);color:var(--muted)}
.site-footer .container{padding-block:56px 24px}
.footer-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:40px}
.footer-grid>div{display:flex;flex-direction:column;align-items:flex-start;gap:10px;font-size:14px}
.footer-grid h3{font-size:12px;text-transform:uppercase;letter-spacing:.1em;color:var(--fg);margin:0 0 6px;font-weight:700}
.footer-grid a:not(.brand){transition:color .2s}
.footer-grid a:not(.brand):hover{color:var(--accent)}
.footer-grid p{margin:0;max-width:300px}
.footer-bottom{display:flex;justify-content:space-between;gap:12px;margin-top:40px;padding-top:20px;border-top:1px solid var(--line);font-size:13px}
.footer-bottom strong{color:var(--fg)}

/* ---------- Admin (classes preservadas) ---------- */
.admin-body{background:var(--bg)}
.admin-shell{width:min(1100px,calc(100% - 30px));margin:35px auto}
.admin-nav{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;padding:16px;border:1px solid var(--line);border-radius:var(--radius);background:var(--card)}
.logo{font-weight:900}.logo i{margin-right:8px;font-style:normal}
.panel{margin-top:18px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.stat strong{display:block;font-size:28px}
input,select,textarea{width:100%;padding:12px;border:1px solid var(--line2);border-radius:8px;background:var(--bg);color:var(--fg)}
label{display:grid;gap:7px;margin-bottom:15px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.table{width:100%;border-collapse:collapse}
.table th,.table td{text-align:left;padding:12px;border-bottom:1px solid var(--line);vertical-align:top}
.alert{padding:14px;border:1px solid #753535;background:#2a1111;border-radius:8px;color:#ffd7d7}
.btn.ghost{background:var(--card2);color:var(--fg);border:1px solid var(--line2)}
pre{overflow:auto;padding:14px;border:1px solid var(--line);border-radius:8px;background:var(--card2);font-size:13px}
.cover-form{display:flex;gap:6px;min-width:230px}
.cover-form input{padding:8px 10px;font-size:13px}
.cover-form .btn{padding:8px 12px;font-size:13px;white-space:nowrap}
.cover-thumb{width:64px;height:36px;border-radius:6px;object-fit:cover;border:1px solid var(--line)}
.table-wrap{overflow-x:auto}

/* ---------- Responsivo ---------- */
@media (max-width:1000px){
  .layout-2col,.article-shell{grid-template-columns:minmax(0,1fr);gap:32px}
  .sidebar-col,.sidebar{position:static}
  .card-grid,.related .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .header-inner{flex-wrap:wrap;gap:8px;min-height:64px;padding-block:8px}
  .menu-button{display:inline-grid}
  .main-nav{display:none;order:3;flex-basis:100%;flex-direction:column;gap:0;padding:6px 0 10px;border-top:1px solid var(--line)}
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 4px;border-bottom:1px solid var(--line)}
}
@media (max-width:600px){
  .container,.article-shell{width:calc(100% - 28px)}
  .brand__text small{display:none}
  .search-bar{max-width:none}
  .search-bar button span{display:none}
  .hero{min-height:360px}
  .hero__body{padding:22px 18px}
  .card-grid,.related .card-grid,.grid,.form-grid{grid-template-columns:minmax(0,1fr)}
  .prose,.article-body{font-size:17px}
  .article-cover{aspect-ratio:16/10}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column}
  .stats{grid-template-columns:1fr 1fr}
  .section-head{margin-top:38px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}
  .post-card:hover .post-card__media img{transform:none}
}