/* ===========================================================
   INSTITUTO WALLACE — Reflexões (colunas)
   Complementa /assets/style.css
   =========================================================== */
.menu a.on{color:var(--gold-deep);opacity:1;font-weight:600}

/* ---------- HERO ---------- */
.rf-hero{background:linear-gradient(165deg,var(--navy),var(--navy-2));color:#e9edf4;padding:54px 0 60px;position:relative;overflow:hidden}
.rf-hero::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;border:1px solid rgba(200,162,74,.22);pointer-events:none}
.rf-hero .container{position:relative;z-index:1}
.crumbs{display:flex;gap:10px;align-items:center;font-size:.82rem;color:#9fb0c7;margin-bottom:26px;flex-wrap:wrap}
.crumbs a{color:#c8d3e3}.crumbs a:hover{color:var(--gold-2)}
.rf-hero h1{font-family:'Playfair Display',Georgia,serif;font-size:clamp(2.3rem,5.4vw,4rem);font-weight:800;line-height:1.05;letter-spacing:-.015em;color:#fff;margin:16px 0 14px;max-width:18em}
.rf-hero .sub{font-family:'Playfair Display',Georgia,serif;font-style:italic;font-size:clamp(1.08rem,2vw,1.35rem);color:#d3dcea;max-width:44em;line-height:1.45}
.rf-hero.art h1{font-size:clamp(2.1rem,4.8vw,3.5rem)}
.byline{display:flex;gap:14px;align-items:center;margin-top:28px}
.byline img{width:52px;height:52px;border-radius:50%;object-fit:cover;object-position:top;border:2px solid rgba(200,162,74,.6);flex:none}
.byline b{display:block;color:#fff;font-size:.98rem}
.byline span{font-size:.8rem;color:#aab8cc}
.metarow{display:flex;gap:18px;flex-wrap:wrap;margin:16px 0 0;font-size:.85rem;color:#c3cddd}
.metarow span+span::before{content:"·";margin-right:18px;color:var(--gold)}
.rf-upd{font-size:.82rem;color:var(--gold-2);margin-top:8px;font-style:italic}
.rf-hero .hero-actions{margin:26px 0 18px}
.btn svg{width:18px;height:18px;fill:currentColor}

/* ---------- SHARE ---------- */
.share{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.share-lab{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;font-weight:600;color:var(--muted);margin-right:4px}
.sb{width:38px;height:38px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);background:#fff;color:var(--navy);cursor:pointer;transition:.2s;padding:0}
.sb svg{width:17px;height:17px;fill:currentColor}
.sb:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px)}
.sb[hidden]{display:none}
.share.light .share-lab{color:#9fb0c7}
.share.light .sb{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.22);color:#fff}
.share.light .sb:hover{border-color:var(--gold-2);color:var(--gold-2)}

/* ---------- LAYOUT ---------- */
.rf-wrap{display:grid;grid-template-columns:250px minmax(0,1fr);gap:56px;padding-top:56px;padding-bottom:70px;max-width:1120px}
.rf-side{position:relative}
.rf-stick{position:sticky;top:120px}
.rf-toc{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 18px}
.rf-toc h4{font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--gold-deep);margin-bottom:10px}
.rf-toc ol{list-style:none;display:grid;gap:2px}
.rf-toc a{display:block;font-size:.84rem;line-height:1.35;color:var(--muted);padding:6px 8px;border-radius:8px;border-left:2px solid transparent;transition:.15s}
.rf-toc a:hover{color:var(--navy);background:var(--paper-3)}
.rf-toc a.on{color:var(--navy);border-left-color:var(--gold);background:var(--paper)}
.rf-dl{display:flex;gap:12px;align-items:center;margin-top:14px;background:var(--navy);color:#fff;border-radius:14px;padding:14px 16px;transition:.2s}
.rf-dl:hover{background:var(--navy-3)}
.rf-dl svg{width:22px;height:22px;fill:var(--gold-2);flex:none}
.rf-dl b{display:block;font-size:.9rem}.rf-dl em{font-style:normal;font-size:.75rem;color:#aab8cc}

/* ---------- ARTICLE BODY ---------- */
.rf-body{max-width:720px;min-width:0;font-size:1.06rem;color:#2a3242;overflow-wrap:break-word}
.rf-body p,.rf-body li{overflow-wrap:anywhere}
.rf-body .lede{font-family:'Playfair Display',Georgia,serif;font-size:1.3rem;line-height:1.5;color:var(--navy);border-left:3px solid var(--gold);padding-left:18px;margin-bottom:34px}
.rf-body h2{font-size:clamp(1.35rem,2.6vw,1.75rem);margin:46px 0 16px;scroll-margin-top:110px;padding-top:18px;border-top:1px solid var(--line);position:relative}
.rf-body h2::before{content:"";position:absolute;top:-1px;left:0;width:56px;height:3px;background:var(--gold)}
.rf-body p{margin-bottom:16px;line-height:1.78}
.rf-body strong{color:var(--navy);font-weight:650}
.rf-body ul,.rf-body ol{margin:0 0 18px 0;padding-left:0;list-style:none;display:grid;gap:10px}
.rf-body ul li{position:relative;padding-left:26px;line-height:1.7}
.rf-body ul li::before{content:"";position:absolute;left:4px;top:.72em;width:8px;height:8px;border-radius:50%;background:var(--gold)}
.rf-body ol{counter-reset:n}
.rf-body ol li{position:relative;padding-left:40px;line-height:1.7;counter-increment:n}
.rf-body ol li::before{content:counter(n);position:absolute;left:0;top:.1em;width:27px;height:27px;border-radius:50%;border:1.5px solid var(--gold);color:var(--gold-deep);font-family:'Playfair Display',serif;font-weight:700;font-size:.85rem;display:flex;align-items:center;justify-content:center}
.rf-quote{margin:28px 0;padding:22px 26px;background:var(--navy);color:#fff;border-radius:14px;position:relative}
.rf-quote::before{content:"\201C";position:absolute;left:18px;top:-6px;font-family:'Playfair Display',serif;font-size:4.2rem;color:var(--gold);line-height:1}
.rf-quote p{font-family:'Playfair Display',Georgia,serif;font-style:italic;font-size:1.18rem;line-height:1.55;margin:0;padding-left:26px;color:#f1f4f9}
.rf-quote strong{color:var(--gold-2)}
.rf-note{font-size:.9rem;color:var(--muted);background:var(--paper-3);border-radius:10px;padding:12px 16px}
.rf-formula{margin:22px 0;padding:18px 20px;border:1px dashed var(--gold);border-radius:12px;background:#fffdf7;font-family:'Playfair Display',Georgia,serif;font-weight:600;color:var(--navy);text-align:center;font-size:1.08rem;line-height:1.5}

/* tables */
.rf-table{margin:26px 0 28px}
.rf-table figcaption{font-weight:700;color:var(--navy);font-size:.92rem;margin-bottom:10px}
.rf-table .tw{overflow-x:auto;border:1px solid var(--line-2);border-radius:12px;background:#fff}
.rf-table table{width:100%;border-collapse:collapse;font-size:.9rem;line-height:1.5}
.rf-table th{background:var(--navy);color:#fff;text-align:left;font-weight:600;padding:11px 14px;font-size:.82rem;letter-spacing:.02em}
.rf-table td{padding:11px 14px;border-top:1px solid var(--line-2);vertical-align:top;color:#333c4d}
.rf-table tbody tr:nth-child(even) td{background:#f8f9fb}
.rf-table td:first-child{font-weight:600;color:var(--navy)}

/* references */
.rf-refsec h2{margin-top:56px}
.rf-refs{counter-reset:r;display:grid;gap:0!important}
.rf-refs li{counter-increment:r;padding:12px 0 12px 44px!important;border-bottom:1px solid var(--line);font-size:.9rem;line-height:1.6!important;color:#3a4353}
.rf-refs li::before{content:counter(r)!important;border:none!important;width:auto!important;height:auto!important;top:12px!important;font-family:'Inter',sans-serif!important;font-size:.78rem!important;font-weight:700!important;color:var(--gold-deep)!important;background:rgba(200,162,74,.14);border-radius:6px!important;padding:2px 7px}
.rf-refs .acc{display:inline-flex;margin-left:6px;font-weight:600;font-size:.8rem;color:var(--navy);border-bottom:1px solid var(--gold);white-space:nowrap}
.rf-refs .acc:hover{color:var(--gold-deep)}

.rf-cite{margin-top:36px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px 24px}
.rf-cite h4,.rf-endshare b{font-family:'Playfair Display',serif;color:var(--navy);font-size:1.1rem;margin-bottom:8px}
.rf-cite p{font-size:.9rem;color:#3a4353;line-height:1.6}
.rf-cite .btn{padding:10px 18px;font-size:.85rem}
.rf-endshare{margin-top:22px;display:flex;flex-wrap:wrap;gap:16px 22px;align-items:center;justify-content:space-between;background:var(--paper-3);border-radius:14px;padding:20px 24px}
.rf-endshare b{display:block;margin:0}
.rf-endshare span{font-size:.86rem;color:var(--muted)}
.rf-endshare .btn{padding:11px 20px;font-size:.88rem}
.rf-author{margin-top:40px;display:flex;gap:22px;align-items:flex-start;border-top:1px solid var(--line);padding-top:30px}
.rf-author img{width:96px;height:96px;border-radius:50%;object-fit:cover;object-position:top;flex:none;border:2px solid rgba(200,162,74,.5)}
.rf-author h3{font-family:'Playfair Display',serif;color:var(--navy);font-size:1.25rem;margin:6px 0 2px}
.rf-author .cr{font-size:.8rem;color:var(--gold-deep);font-weight:600;margin-bottom:10px}
.rf-author p{font-size:.92rem;color:var(--muted);margin-bottom:0}

/* ---------- INDEX / CARDS ---------- */
.rf-list{padding:56px 0 80px}
.rf-filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:30px}
.rf-filters button{border:1px solid var(--line);background:#fff;color:var(--navy);padding:8px 15px;border-radius:100px;font-size:.82rem;font-weight:600;cursor:pointer;transition:.2s;font-family:inherit}
.rf-filters button.active,.rf-filters button:hover{background:var(--navy);color:#fff;border-color:var(--navy)}
.rf-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;margin-top:26px}
.rf-more .rf-grid{grid-template-columns:repeat(3,1fr);margin-top:36px}
.rf-card{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;display:flex;flex-direction:column;transition:.25s}
.rf-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(200,162,74,.55)}
.rf-card .cv{display:block;aspect-ratio:1200/630;background:var(--navy);overflow:hidden}
.rf-card .cv img{width:100%;height:100%;object-fit:cover;transition:.4s}
.rf-card:hover .cv img{transform:scale(1.03)}
.rf-card .tx{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.rf-card .k{font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-deep);font-weight:600}
.rf-card h3{font-family:'Playfair Display',serif;font-size:1.35rem;line-height:1.18;color:var(--navy);margin:8px 0 10px}
.rf-card h3 a:hover{color:var(--gold-deep)}
.rf-card p{font-size:.92rem;color:var(--muted);margin-bottom:14px;flex:1}
.rf-card .meta{display:flex;gap:14px;font-size:.78rem;color:#8a93a3;margin-bottom:14px}
.rf-card .meta span+span::before{content:"·";margin-right:14px;color:var(--gold)}
.rf-card .acts{display:flex;justify-content:space-between;align-items:center;gap:10px;border-top:1px solid var(--line);padding-top:14px}
.rf-card .go{font-weight:600;font-size:.88rem;color:var(--navy);display:inline-flex;gap:7px}
.rf-card .go::after{content:"→";transition:.2s}
.rf-card:hover .go::after{transform:translateX(4px)}
.rf-card .pdf{display:inline-flex;align-items:center;gap:6px;font-size:.8rem;font-weight:600;color:var(--gold-deep);border:1px solid rgba(200,162,74,.5);border-radius:100px;padding:5px 12px}
.rf-card .pdf svg{width:15px;height:15px;fill:currentColor}
.rf-card .pdf:hover{background:rgba(200,162,74,.12)}
.rf-card.feat{flex-direction:row;align-items:stretch}
.rf-card.feat .cv{flex:0 0 54%;aspect-ratio:auto;display:flex;align-items:center}
.rf-card.feat .cv img{height:auto;object-fit:contain}
.rf-card.feat .tx{padding:34px 36px}
.rf-card.feat h3{font-size:clamp(1.6rem,2.6vw,2.2rem)}
.rf-card.feat p{font-size:1rem}
.rf-more{padding:70px 0}
.rf-all{text-align:center;margin-top:34px}

#rf-toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%,20px);background:var(--navy);color:#fff;padding:11px 20px;border-radius:100px;font-size:.88rem;font-weight:500;opacity:0;pointer-events:none;transition:.25s;z-index:80;box-shadow:var(--shadow)}
#rf-toast.on{opacity:1;transform:translate(-50%,0)}

/* ---------- RESPONSIVE ---------- */
@media(max-width:1020px){
  .rf-wrap{grid-template-columns:minmax(0,1fr);gap:0;padding-top:36px}
  .rf-side{display:none}
  .rf-body{max-width:none}
  .rf-more .rf-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  .rf-hero{padding:34px 0 40px}
  .rf-grid,.rf-more .rf-grid{grid-template-columns:1fr}
  .rf-card.feat{flex-direction:column}
  .rf-card.feat .cv{flex:none;aspect-ratio:1200/630}
  .rf-card.feat .tx{padding:22px 24px 24px}
  .rf-body{font-size:1rem}
  .rf-body .lede{font-size:1.12rem}
  .rf-quote{padding:18px 18px}
  .rf-quote p{font-size:1.05rem;padding-left:18px}
  .rf-author{flex-direction:column}
  .rf-endshare{flex-direction:column;align-items:flex-start}
  .container{padding:0 16px}
  .rf-hero .hero-actions .btn{width:100%}
  /* tabelas viram fichas no celular */
  .rf-table .tw{border:none;background:none;overflow:visible}
  .rf-table thead{display:none}
  .rf-table table,.rf-table tbody,.rf-table tr,.rf-table td{display:block;width:100%}
  .rf-table tr{background:#fff;border:1px solid var(--line-2);border-radius:12px;margin-bottom:10px;overflow:hidden}
  .rf-table tbody tr:nth-child(even) td{background:#fff}
  .rf-table td{border-top:1px solid var(--line-2);padding:9px 14px}
  .rf-table td:first-child{border-top:none;background:var(--navy)!important;color:#fff}
  .rf-table td:not(:first-child)::before{content:attr(data-l);display:block;font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--gold-deep);font-weight:700;margin-bottom:2px}
}
@media print{
  .top,.rf-side,.share,.rf-endshare,.rf-more,footer,.hero-actions,#rf-toast{display:none!important}
  .rf-hero{background:none;color:#000}.rf-hero h1,.rf-hero .sub{color:#000}
}

/* ---------- bloco na home ---------- */
.rf-home{padding:76px 0}
.rf-home-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap}
.rf-mini-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px}
.rf-mini{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:24px 22px;display:flex;flex-direction:column;gap:10px;transition:.25s;position:relative;overflow:hidden}
.rf-mini::before{content:"";position:absolute;left:0;top:0;right:0;height:3px;background:linear-gradient(90deg,var(--gold),var(--gold-deep));opacity:.0;transition:.25s}
.rf-mini:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(200,162,74,.55)}
.rf-mini:hover::before{opacity:1}
.rf-mini .k{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-deep);font-weight:600}
.rf-mini b{font-family:'Playfair Display',serif;font-size:1.25rem;line-height:1.2;color:var(--navy);flex:1}
.rf-mini em{font-style:normal;font-size:.82rem;font-weight:600;color:var(--navy)}
@media(max-width:960px){.rf-mini-grid{grid-template-columns:1fr}}

/* ---------- livro ---------- */
.rf-book{display:grid;grid-template-columns:150px 1fr;gap:26px;align-items:center;margin:30px 0 34px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:var(--shadow-sm)}
.rf-book .bc img{width:150px;height:auto;border-radius:6px;box-shadow:0 14px 28px -12px rgba(12,33,64,.5);transition:.3s}
.rf-book .bc:hover img{transform:translateY(-3px) rotate(-1deg)}
.rf-book .k{font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold-deep);font-weight:700}
.rf-book h4{font-family:'Playfair Display',serif;font-size:1.45rem;color:var(--navy);margin:4px 0 2px;line-height:1.15}
.rf-book .s{font-style:italic;color:var(--navy-3);font-size:.95rem;margin-bottom:8px}
.rf-book p{font-size:.92rem;line-height:1.6;margin-bottom:8px}
.rf-book .m{font-size:.78rem;color:var(--muted)}
.rf-book .btn{padding:11px 20px;font-size:.88rem;margin-top:4px}
.rf-sbook{display:flex;gap:12px;align-items:center;margin-top:14px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 14px;transition:.2s}
.rf-sbook:hover{border-color:var(--gold)}
.rf-sbook img{width:44px;height:auto;border-radius:3px;box-shadow:0 6px 12px -6px rgba(12,33,64,.5)}
.rf-sbook b{display:block;font-size:.86rem;color:var(--navy)}.rf-sbook em{font-style:normal;font-size:.76rem;color:var(--gold-deep);font-weight:600}
@media(max-width:600px){.rf-book{grid-template-columns:1fr;text-align:center;justify-items:center}.rf-book .btn{width:100%}}