/* ============================================================================
   BLOG ROSTEC — home, categoria, tag, busca e artigo
   Usa os tokens de assets/css/style.css (--red, --dark, --gray-*, --radius,
   --shadow-*, --font-head Sora, --font-body Roboto). Layout portado do blog
   WebFormas, cores e tipografia da Rostec.
   ============================================================================ */

.blog-body { background: #fafafa; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: -999px; top: 8px; z-index: 1000; padding: .6rem 1rem; background: var(--red); color: #fff; border-radius: var(--radius); font-weight: 700; }
.skip-link:focus { left: 8px; }
.t-red { color: var(--red); }

/* componentes base (o style.css do site não os define) */
.card { background: #fff; border: 1px solid #e9e9e9; border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.card--hover { transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
.card--hover:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: #f0c8c6; }
.btn--red { background: var(--red); color: #fff; }
.btn--red:hover { background: var(--red-dark); color: #fff; transform: translateY(-1px); }
.btn--red svg, .lateral-cta .btn svg { width: 18px; height: 18px; }
.btn-link { display: inline-flex; align-items: center; gap: .4rem; font-weight: 700; font-size: .92rem; color: var(--red); }
.btn-link svg { width: 18px; height: 18px; transition: transform .2s ease; }
.btn-link:hover { color: var(--red-dark); }
.btn-link:hover svg { transform: translateX(3px); }

/* ============================================================ 1. HERO */
.bloghero {
	position: relative; padding: 48px 0 56px;
	background: linear-gradient(135deg, var(--dark) 0%, var(--gray-900) 100%);
	color: #fff;
}
.bloghero::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 6px; background: linear-gradient(90deg, var(--red) 0%, var(--red-dark) 100%); }
.bloghero__inner { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); gap: 2.5rem; align-items: end; }
.crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: .4rem; margin-bottom: 1rem; font-size: .85rem; color: rgba(255,255,255,.8); }
.crumbs a { color: #fff; }
.crumbs a:hover { color: #ffb3ae; }
.crumbs svg { width: 14px; height: 14px; opacity: .6; }
.bloghero h1 { font-size: clamp(2.2rem, 3.4vw, 3.4rem); line-height: 1; color: #fff; margin: 0; }
.bloghero__sub { margin: .6rem 0 0; font-size: clamp(1rem, 1.5vw, 1.2rem); font-weight: 500; color: rgba(255,255,255,.85); }

/* busca */
.blogbusca label { display: block; margin-bottom: .6rem; font-size: .92rem; font-weight: 700; color: #fff; }
.blogbusca__campo { display: flex; align-items: center; gap: .6rem; padding: .35rem .35rem .35rem 1rem; border-radius: var(--radius); background: #fff; box-shadow: var(--shadow-md); }
.blogbusca__campo svg { width: 22px; height: 22px; flex: none; color: var(--gray-700); }
.blogbusca__campo input { flex: 1; min-width: 0; border: 0; background: none; padding: .55rem 0; font: inherit; font-size: .95rem; color: var(--gray-900); }
.blogbusca__campo input::placeholder { color: var(--gray-500); }
.blogbusca__campo input:focus { outline: none; }
.blogbusca__campo:focus-within { box-shadow: var(--shadow-md), 0 0 0 3px rgba(209,30,19,.35); }
.blogbusca__btn { padding: .7rem 1.25rem; font-size: .92rem; }

/* ============================================================ 2. FILTRO */
.blogfiltro { background: #fff; border-bottom: 1px solid #e9e9e9; }
.blogfiltro__inner { padding: 1.25rem 20px; }
.blogfiltro__rotulo { display: block; margin-bottom: .75rem; font-size: .95rem; font-weight: 700; color: var(--dark); }
.blogfiltro__pills { display: flex; flex-wrap: wrap; gap: .6rem; }
.pill {
	display: inline-flex; align-items: center; gap: .4rem; padding: .65rem 1.25rem; border-radius: 999px;
	background: var(--gray-100); border: 1px solid transparent; color: var(--gray-900);
	font-size: .9rem; font-weight: 500; line-height: 1; transition: background .2s, color .2s, border-color .2s, transform .15s;
}
.pill:hover { border-color: var(--red); color: var(--red); transform: translateY(-1px); }
.pill.is-active { background: var(--red); border-color: var(--red); color: #fff; font-weight: 700; }
.pill--mais { position: relative; padding: 0; }
.pill--mais summary { list-style: none; cursor: pointer; display: inline-flex; align-items: center; gap: .5rem; padding: .65rem 1.25rem; }
.pill--mais summary::-webkit-details-marker { display: none; }
.pill--mais summary svg { width: 16px; height: 16px; color: var(--red); transition: transform .2s; }
.pill--mais[open] summary svg { transform: rotate(180deg); }
.pill__menu { position: absolute; left: 0; top: calc(100% + .5rem); z-index: 20; min-width: 220px; display: grid; padding: .5rem; border-radius: var(--radius); background: #fff; border: 1px solid #e9e9e9; box-shadow: var(--shadow-md); }
.pill__menu a { padding: .6rem .8rem; border-radius: 6px; font-size: .9rem; color: var(--gray-900); }
.pill__menu a:hover, .pill__menu a[aria-current] { background: #fdeceb; color: var(--red); }

/* ============================================================ 3. MIOLO */
.blogmiolo { padding: 3rem 20px 4rem; }
.blogtitulo { font-size: clamp(1.4rem, 2.2vw, 1.9rem); margin-bottom: 1.25rem; }
.bcat { display: block; font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--red); }

/* destaque + mais lidos */
.blogtopo { display: grid; grid-template-columns: minmax(0, 1.75fr) minmax(0, 1fr); gap: 1.5rem; align-items: stretch; margin-bottom: 3rem; }
.blogdestaque { display: grid; grid-template-rows: auto 1fr; }
.destaque { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); overflow: hidden; }
.destaque__media { display: block; min-height: 100%; background: var(--gray-100); }
.destaque__media img { width: 100%; height: 100%; min-height: 280px; object-fit: cover; }
.destaque__body { padding: 2rem 1.75rem; display: flex; flex-direction: column; justify-content: center; }
.destaque__body h3 { margin-top: .75rem; font-size: clamp(1.4rem, 2.2vw, 1.9rem); line-height: 1.15; }
.destaque__body h3 a:hover { color: var(--red); }
.destaque__resumo { margin-top: .75rem; font-size: .95rem; line-height: 1.65; color: var(--gray-700); }
.destaque .btn { margin-top: 1.25rem; align-self: flex-start; }

/* 3 cards dividem a altura do destaque ao lado */
.bloglidos { display: grid; grid-template-rows: auto repeat(3, minmax(0, 1fr)); gap: .75rem; }
.bloglidos .blogtitulo { margin-bottom: .5rem; }
.lido { display: grid; grid-template-columns: 120px minmax(0, 1fr) auto; gap: .85rem; align-items: center; padding: .75rem; min-height: 0; }
.lido__media { display: block; aspect-ratio: 4 / 3; overflow: hidden; border-radius: 6px; background: var(--gray-100); }
.lido__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.lido:hover .lido__media img { transform: scale(1.05); }
.lido__body h3 { margin: .25rem 0 0; font-size: 1rem; line-height: 1.3; }
.lido__body h3 a:hover { color: var(--red); }
.lido__seta { margin-right: .5rem; color: var(--red); transition: transform .2s; }
.lido__seta svg { width: 22px; height: 22px; }
.lido:hover .lido__seta { transform: translateX(4px); }

/* recentes */
.blogrecentes__head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.blogrecentes__head .blogtitulo { margin-bottom: 0; }
.blogordem { padding: .6rem 1.1rem; border-radius: 999px; background: #fff; border: 1px solid #e9e9e9; font-size: .88rem; font-weight: 700; color: var(--gray-700); }
.bloggrid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.5rem; margin-top: 1.25rem; }
.bcard { overflow: hidden; display: flex; flex-direction: column; padding: .75rem; }
.bcard__media { display: block; aspect-ratio: 4 / 3; overflow: hidden; border-radius: 6px; background: var(--gray-100); }
.bcard__media img, .bcard__vazio { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.bcard__vazio { background: linear-gradient(135deg, var(--gray-100), #e6e6e6); }
.bcard:hover .bcard__media img { transform: scale(1.05); }
.bcard__body { flex: 1; display: flex; flex-direction: column; padding: 1rem .5rem .5rem; }
.bcard__body h3 { margin: .35rem 0 0; font-size: 1.15rem; line-height: 1.3; }
.bcard__body h3 a:hover { color: var(--red); }
.bcard .btn-link { margin-top: auto; padding-top: 1rem; align-self: flex-start; }
.blogvazio { padding: 2rem; border-radius: var(--radius); background: #fff; border: 1px dashed #d8d8d8; color: var(--gray-700); text-align: center; }

/* paginação */
.blogpag { display: flex; align-items: center; justify-content: center; gap: .5rem; margin-top: 2.5rem; }
.blogpag__num, .blogpag__gap, .blogpag__prox { display: inline-flex; align-items: center; justify-content: center; min-width: 40px; height: 40px; padding: 0 .75rem; border-radius: var(--radius); font-size: .95rem; font-weight: 700; color: var(--gray-900); }
.blogpag__num { transition: background .2s, color .2s; }
.blogpag__num:hover { background: #fdeceb; color: var(--red); }
.blogpag__num.is-active { background: var(--red); color: #fff; }
.blogpag__gap { color: var(--gray-500); }
.blogpag__prox { gap: .5rem; margin-left: .5rem; background: #fff; border: 1px solid #e9e9e9; }
.blogpag__prox svg { width: 18px; height: 18px; }
.blogpag__prox:hover { border-color: var(--red); color: var(--red); }

/* ============================================================ 4. ARTIGO */
.artigo-pagina { padding-top: 2rem; }
.artigo-preview { margin: 0 0 1.25rem; padding: .75rem 1.25rem; border-radius: var(--radius); background: #FFF4D6; color: #7A4B00; font-size: .9rem; font-weight: 500; }

/* barra: voltar + compartilhar */
.artigo-topo { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; padding-bottom: 1.25rem; border-bottom: 1px solid #e9e9e9; margin-bottom: 2rem; }
.artigo-voltar { display: inline-flex; align-items: center; gap: .5rem; font-size: .95rem; font-weight: 700; color: var(--gray-700); }
.artigo-voltar svg { width: 18px; height: 18px; transition: transform .2s; }
.artigo-voltar:hover { color: var(--red); }
.artigo-voltar:hover svg { transform: translateX(-3px); }
.artigo-share { display: flex; align-items: center; gap: .5rem; font-size: .9rem; font-weight: 700; color: var(--gray-700); }
.artigo-share > span:first-child { margin-right: .25rem; }
.artigo-share__btn { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 50%; background: #fff; border: 1px solid #e9e9e9; color: var(--dark); transition: transform .2s, box-shadow .2s, border-color .2s; cursor: pointer; }
.artigo-share__btn svg { width: 18px; height: 18px; }
.artigo-share__btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--red); }
.artigo-share__btn--wa { color: #1FAF38; }
.artigo-share__btn--in { color: #0A66C2; }
.artigo-share__aviso { font-size: .8rem; font-weight: 500; color: var(--red); min-width: 0; }

/* grade: leitura + lateral fixa */
.artigo-grid { display: grid; grid-template-columns: minmax(0, 1fr) 21rem; gap: 3rem; align-items: start; padding-bottom: 3rem; }
.artigo-corpo { min-width: 0; max-width: 46rem; }
.artigo-cab .bcat { margin-bottom: .75rem; }
.artigo-cab h1 { font-size: clamp(1.8rem, 3.2vw, 2.5rem); line-height: 1.12; margin: 0; }
.artigo-lead { margin-top: 1rem; font-size: 1.15rem; line-height: 1.6; color: var(--gray-700); }
.artigo-meta { margin-top: 1rem; font-size: .9rem; color: var(--gray-500); }
.artigo-meta strong { color: var(--dark); font-weight: 700; }
.artigo-capa { margin: 1.5rem 0 2rem; }
.artigo-capa img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; border-radius: var(--radius); box-shadow: var(--shadow-md); }
.artigo-capa figcaption { margin-top: .75rem; font-size: .85rem; color: var(--gray-500); text-align: center; }

/* texto */
.prose { font-size: 1.05rem; line-height: 1.8; color: var(--gray-900); }
.prose > * + * { margin-top: 1.1em; }
.prose > :first-child { margin-top: 0; }
.prose h2 { font-size: clamp(1.4rem, 2.2vw, 1.8rem); line-height: 1.25; margin-top: 2em; }
.prose h3 { font-size: 1.2rem; line-height: 1.35; margin-top: 1.6em; }
.prose h4 { font-size: 1.05rem; margin-top: 1.4em; }
.prose h2[id], .prose h3[id], .artigo-faq h2[id] { scroll-margin-top: calc(var(--header-h) + 1rem); }
.prose p { margin-bottom: 0; }
.prose a { color: var(--red); text-decoration: underline; text-underline-offset: 3px; }
.prose img { max-width: 100%; height: auto; border-radius: var(--radius); }
.prose ul, .accordion__panel ul { list-style: disc; padding-left: 1.4em; }
.prose ol, .accordion__panel ol { list-style: decimal; padding-left: 1.4em; }
.prose li + li { margin-top: .4em; }
.prose li::marker { color: var(--red); }
.prose blockquote { margin: 1.1em 0 0; padding: 1rem 1.25rem; border-left: 3px solid var(--red); background: #fdeceb; border-radius: 0 var(--radius) var(--radius) 0; font-weight: 500; color: var(--dark); }
.prose code { padding: .1em .35em; border-radius: 4px; background: var(--gray-100); font-size: .9em; }
.prose pre { padding: 1rem; border-radius: var(--radius); background: var(--dark); color: #fff; overflow: auto; }
.prose hr { border: 0; border-top: 1px solid #e9e9e9; }
.prose table { width: max-content; max-width: 100%; display: block; overflow-x: auto; border-collapse: collapse; font-size: .95rem; }
.prose th, .prose td { padding: .6rem .8rem; border: 1px solid #e9e9e9; text-align: left; vertical-align: top; }
.prose th { background: var(--gray-100); font-weight: 700; color: var(--dark); }

/* FAQ e fecho */
.artigo-faq { margin-top: 2.5rem; }
.artigo-faq h2 { font-size: clamp(1.4rem, 2.2vw, 1.8rem); margin-bottom: 1.25rem; }
.accordion { display: grid; gap: .6rem; }
.accordion__item { overflow: hidden; }
.accordion__btn { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem 1.25rem; font-weight: 700; color: var(--dark); }
.accordion__btn::-webkit-details-marker { display: none; }
.accordion__sign { position: relative; flex: none; width: 22px; height: 22px; border-radius: 50%; background: #fdeceb; }
.accordion__sign::before, .accordion__sign::after { content: ""; position: absolute; left: 50%; top: 50%; background: var(--red); transform: translate(-50%, -50%); transition: transform .2s; }
.accordion__sign::before { width: 10px; height: 2px; }
.accordion__sign::after { width: 2px; height: 10px; }
.accordion__item[open] .accordion__sign::after { transform: translate(-50%, -50%) rotate(90deg); }
.accordion__panel { padding: 0 1.25rem 1.1rem; }
.accordion__panel p { margin: 0; font-size: 1rem; line-height: 1.75; color: var(--gray-900); }
.accordion__panel > div > * + * { margin-top: .75em; }
.artigo-fecho { margin: 2.5rem 0 0; padding: 1.25rem 1.5rem; border-radius: var(--radius); background: #fdeceb; border: 1px solid #f5cfcd; font-size: 1.05rem; line-height: 1.65; color: var(--dark); }
.artigo-fecho a { color: var(--red); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.artigo__tags { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.5rem; }
.artigo__tags a { padding: .4rem .8rem; border-radius: 999px; background: #fff; border: 1px solid #e9e9e9; font-size: .85rem; color: var(--gray-700); }
.artigo__tags a:hover { border-color: var(--red); color: var(--red); }

/* lateral */
.artigo-lateral { min-width: 0; position: sticky; top: 88px; }   /* logo abaixo do header fixo (.is-scrolled ≈ 74px) */
.artigo-lateral__fixo { display: grid; gap: 1.25rem; }
.lateral-bloco { padding: 1.25rem; }
.lateral-bloco__titulo { display: flex; align-items: center; gap: .6rem; font-size: 1rem; font-weight: 700; color: var(--dark); margin-bottom: 1rem; }
.lateral-bloco__titulo svg { width: 20px; height: 20px; color: var(--red); flex: none; }
.toc__lista { list-style: none; padding: 0; margin: 0; position: relative; }
.toc__lista::before { content: ""; position: absolute; left: 5px; top: .7rem; bottom: .7rem; width: 2px; background: #e9e9e9; }
.toc__lista li { position: relative; padding-left: 1.4rem; }
.toc__lista li + li { margin-top: .55rem; }
.toc__lista li::before { content: ""; position: absolute; left: 0; top: .5rem; width: 12px; height: 12px; border-radius: 50%; background: #fff; border: 2px solid #d8d8d8; transition: border-color .2s, background .2s; }
.toc__lista a { display: block; font-size: .9rem; line-height: 1.45; color: var(--gray-700); }
.toc__lista a:hover { color: var(--red); }
.toc__lista li.is-active::before { border-color: var(--red); background: var(--red); }
.toc__lista li.is-active a { color: var(--dark); font-weight: 700; }
.toc__topo { display: inline-flex; align-items: center; gap: .4rem; margin-top: 1rem; padding-top: 1rem; border-top: 1px solid #e9e9e9; width: 100%; font-size: .85rem; font-weight: 700; color: var(--red); }
.toc__topo svg { width: 15px; height: 15px; }
.lateral-tags { display: flex; flex-wrap: wrap; gap: .45rem; }
.lateral-tags a { padding: .35rem .75rem; border-radius: 999px; background: var(--gray-100); border: 1px solid transparent; font-size: .82rem; font-weight: 500; color: var(--gray-900); }
.lateral-tags a:hover { border-color: var(--red); color: var(--red); background: #fff; }
.lateral-cta { padding: 1.5rem; border-radius: var(--radius); background: linear-gradient(160deg, var(--red), var(--red-dark)); color: #fff; box-shadow: 0 14px 32px rgba(209, 30, 19, .28); }
.lateral-cta h3 { font-size: 1.3rem; line-height: 1.25; color: #fff; margin: 0; }
.lateral-cta p { margin: .75rem 0 0; font-size: .95rem; line-height: 1.6; color: rgba(255,255,255,.88); }
.lateral-cta__link { display: inline-flex; align-items: center; gap: .4rem; margin-top: 1rem; font-size: .9rem; font-weight: 700; color: #fff; text-decoration: underline; text-underline-offset: 3px; }
.lateral-cta__link svg { width: 16px; height: 16px; }
.lateral-cta__link:hover { color: #ffd6d3; }
.lateral-cta .btn { margin-top: 1.25rem; width: 100%; justify-content: center; }

.leiatambem { padding-bottom: 3rem; }

/* newsletter */
.blognews { padding-bottom: 4rem; }
.blognews__box { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 1.5rem; align-items: center; padding: 2rem; border-radius: var(--radius); background: var(--dark); color: #fff; }
.blognews__box h2 { font-size: 1.35rem; color: #fff; margin: 0; }
.blognews__box p { margin: .5rem 0 0; color: rgba(255,255,255,.8); }
.blognews__form { display: flex; gap: .6rem; }
.blognews__form input[type="email"] { flex: 1; min-width: 0; padding: .8rem 1rem; border: 0; border-radius: var(--radius); font: inherit; }
.blognews__hp { position: absolute; left: -9999px; }
.blognews__msg { grid-column: 1 / -1; margin: 0; font-weight: 700; }
.blognews__msg.is-ok { color: #8be08b; }
.blognews__msg.is-err { color: #ffb3ae; }

/* ============================================================ RESPONSIVO */
@media (max-width: 1024px) {
	.bloghero__inner { grid-template-columns: minmax(0, 1fr); gap: 1.5rem; }
	.blogtopo { grid-template-columns: minmax(0, 1fr); }
	.bloglidos { grid-template-rows: none; }
	.bloggrid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.artigo-grid { grid-template-columns: minmax(0, 1fr); gap: 2rem; }
	.artigo-corpo { max-width: none; }
	.artigo-lateral { position: static; top: auto !important; }
	.artigo-lateral__fixo { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.artigo-lateral__fixo .lateral-cta { grid-column: 1 / -1; }
	.blognews__box { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 640px) {
	.bloghero { padding: 32px 0 40px; }
	.destaque { grid-template-columns: minmax(0, 1fr); }
	.destaque__media img { min-height: 0; aspect-ratio: 16 / 10; }
	.bloggrid { grid-template-columns: minmax(0, 1fr); }
	.lido { grid-template-columns: 100px minmax(0, 1fr) auto; }
	.blogpag__num:not(.is-active):not(:first-child):not(.blogpag__num--fim) { display: none; }
	.artigo-lateral__fixo { grid-template-columns: minmax(0, 1fr); }
	.prose { font-size: 1rem; }
	.artigo-fecho { padding: 1rem 1.25rem; }
	.blognews__form { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
	.card--hover, .pill, .lido__seta, .lido__media img, .bcard__media img, .btn-link svg, .artigo-voltar svg, .artigo-share__btn, .accordion__sign::before, .accordion__sign::after, .pill--mais summary svg { transition: none; }
	.card--hover:hover, .pill:hover, .lido:hover .lido__seta, .lido:hover .lido__media img, .bcard:hover .bcard__media img, .artigo-share__btn:hover { transform: none; }
}