/*
Theme Name: Prev-On Blog
Theme URI: https://blog.prevonprojetos.com.br/
Author: Prev-On Projetos e Assessoria Contra Incêndio
Author URI: https://www.prevonprojetos.com.br/
Description: Tema editorial da Prev-On para conteúdo técnico sobre PPCI, AVCB, regularização e gestão da segurança contra incêndio. Layout clean, foco em SEO e leitura.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: prevon-blog
Tags: blog, one-column, custom-logo, custom-menu, featured-images, translation-ready
*/

/* ==========================================================================
   1. TOKENS
   ========================================================================== */
:root{
  --red:#FE350D;
  --red-hover:#E12D08;
  --red-soft:#FFF0EC;
  --ink:#101828;
  --text:#475467;
  --muted:#667085;
  --border:#E5E7EB;
  --soft:#FAFAFA;
  --white:#FFFFFF;

  --font-display:'Archivo','Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --font-body:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;

  --container:1200px;
  --content:760px;
  --header-h:68px;

  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-pill:999px;

  --shadow-sm:0 1px 2px rgba(16,24,40,.05);
  --shadow-md:0 8px 24px rgba(16,24,40,.08);
}

/* ==========================================================================
   2. BASE
   ========================================================================== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--white);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--red);text-decoration:none}
a:hover{color:var(--red-hover)}
h1,h2,h3,h4,h5,h6{
  font-family:var(--font-display);
  color:var(--ink);
  font-weight:700;
  line-height:1.15;
  letter-spacing:-.02em;
  margin:0 0 .5em;
}
p{margin:0 0 1.25em}
:focus-visible{outline:2px solid var(--red);outline-offset:3px;border-radius:4px}
.screen-reader-text{
  position:absolute!important;width:1px;height:1px;overflow:hidden;
  clip:rect(1px,1px,1px,1px);white-space:nowrap;
}
.skip-link{
  position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;
  padding:12px 20px;z-index:9999;border-radius:0 0 var(--r-sm) 0;
}
.skip-link:focus{left:0;color:#fff}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.container--narrow{max-width:var(--content)}

/* ==========================================================================
   3. BOTÕES E PILLS
   ========================================================================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font-body);font-size:14px;font-weight:600;
  padding:11px 22px;border-radius:var(--r-pill);border:1px solid transparent;
  cursor:pointer;transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
  line-height:1.2;text-align:center;
}
.btn svg{flex:none}
.btn--primary{background:var(--red);color:#fff}
.btn--primary:hover{background:var(--red-hover);color:#fff}
.btn--ghost{background:#fff;color:var(--ink);border-color:var(--border);box-shadow:var(--shadow-sm)}
.btn--ghost:hover{border-color:#D0D5DD;color:var(--ink);transform:translateY(-1px)}
.btn--white{background:#fff;color:var(--ink)}
.btn--white:hover{background:#F5F5F5;color:var(--ink)}
.btn--lg{font-size:15px;padding:14px 28px}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--red-soft);color:var(--red);
  border:1px solid rgba(254,53,13,.18);
  font-size:13px;font-weight:600;
  padding:7px 16px;border-radius:var(--r-pill);
}
.tag{
  display:inline-flex;align-items:center;
  background:var(--red-soft);color:var(--red);
  font-size:13px;font-weight:600;
  padding:6px 14px;border-radius:var(--r-pill);
}
.tag:hover{background:#FFE4DC;color:var(--red-hover)}

/* ==========================================================================
   4. HEADER
   ========================================================================== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(12px);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--border);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  min-height:var(--header-h);
}
.site-branding{display:flex;align-items:center;flex:none}
.site-branding img{max-height:34px;width:auto}
.site-title-text{font-family:var(--font-display);font-size:20px;font-weight:700;color:var(--ink)}

.main-nav ul{display:flex;align-items:center;gap:30px;list-style:none;margin:0;padding:0}
.main-nav a{
  font-size:15px;font-weight:500;color:var(--muted);
  padding:6px 0;position:relative;transition:color .18s ease;
}
.main-nav a:hover{color:var(--ink)}
.main-nav .current-menu-item > a,
.main-nav .current_page_item > a,
.main-nav .is-active > a{color:var(--ink);font-weight:600}

.header-actions{display:flex;align-items:center;gap:18px;flex:none}
.header-phone{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:500;color:var(--ink);
}
.header-phone:hover{color:var(--red)}
.header-phone svg{color:var(--muted)}

.nav-toggle{
  display:none;background:none;border:1px solid var(--border);
  border-radius:var(--r-sm);padding:8px;cursor:pointer;color:var(--ink);
}
.mobile-nav{display:none;border-top:1px solid var(--border);background:#fff}
.mobile-nav.is-open{display:block}
.mobile-nav ul{list-style:none;margin:0;padding:12px 0}
.mobile-nav li{border-bottom:1px solid var(--soft)}
.mobile-nav li:last-child{border-bottom:0}
.mobile-nav a{display:block;padding:14px 4px;font-size:16px;font-weight:500;color:var(--ink)}
.mobile-nav .mobile-cta{padding:16px 0 8px;display:flex;flex-direction:column;gap:10px}

/* ==========================================================================
   5. HERO
   ========================================================================== */
.hero{
  position:relative;overflow:hidden;
  padding:84px 0 72px;text-align:center;
  background:var(--white);
}
.hero::before,.hero::after{
  content:"";position:absolute;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle,rgba(254,53,13,.14) 0%,rgba(254,53,13,0) 68%);
  filter:blur(10px);
}
.hero::before{width:620px;height:620px;top:-160px;left:-240px}
.hero::after{width:720px;height:720px;top:-120px;right:-280px}
.hero-inner{position:relative;z-index:1;max-width:840px;margin:0 auto}
.hero h1{
  font-size:clamp(32px,5.2vw,58px);
  line-height:1.1;margin:26px 0 22px;letter-spacing:-.03em;
}
.hero h1 .hl{color:var(--red)}
.hero-sub{
  font-size:clamp(15px,1.6vw,17px);color:var(--muted);
  max-width:620px;margin:0 auto 34px;line-height:1.65;
}
.hero-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:14px;margin-bottom:38px}

.hero-search{max-width:460px;margin:0 auto}
.search-field-wrap{position:relative;display:flex;align-items:center}
.search-field-wrap svg{position:absolute;left:18px;color:var(--muted);pointer-events:none}
.search-field-wrap input[type="search"]{
  width:100%;font-family:var(--font-body);font-size:15px;color:var(--ink);
  padding:15px 20px 15px 48px;
  border:1px solid var(--border);border-radius:var(--r-md);
  background:var(--white);box-shadow:var(--shadow-sm);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-field-wrap input[type="search"]:focus{
  outline:none;border-color:var(--red);
  box-shadow:0 0 0 4px rgba(254,53,13,.10);
}
.search-field-wrap input::placeholder{color:var(--muted)}
.search-field-wrap button{
  position:absolute;right:6px;border:0;background:var(--red);color:#fff;
  border-radius:var(--r-sm);padding:9px 16px;font-size:14px;font-weight:600;
  cursor:pointer;font-family:var(--font-body);
}
.search-field-wrap button:hover{background:var(--red-hover)}

/* ==========================================================================
   6. SEÇÕES
   ========================================================================== */
.section{padding:56px 0}
.section--tight{padding:36px 0}
.section-title{
  text-align:center;font-size:clamp(24px,3vw,30px);margin:0 0 36px;
}
.section-head{margin-bottom:28px}
.section-head h2{font-size:clamp(22px,2.6vw,28px);margin:0 0 8px}
.section-head p{color:var(--muted);font-size:15px;margin:0}

/* ==========================================================================
   7. BLOCO DE CATEGORIA (home)
   ========================================================================== */
.cat-block{
  border:1px solid var(--border);border-radius:var(--r-lg);
  background:var(--white);padding:26px;margin-bottom:26px;
}
.cat-block__head{display:flex;align-items:center;gap:14px;margin-bottom:22px}
.cat-block__icon{
  width:42px;height:42px;flex:none;border-radius:10px;
  background:var(--red-soft);color:var(--red);
  display:flex;align-items:center;justify-content:center;
}
.cat-block__title{font-size:19px;margin:0 0 2px}
.cat-block__title a{color:var(--ink)}
.cat-block__title a:hover{color:var(--red)}
.cat-block__count{font-size:13px;color:var(--muted);margin:0}
.cat-block__more{margin-left:auto;font-size:14px;font-weight:600;color:var(--red);white-space:nowrap}

/* ==========================================================================
   8. GRID E CARDS
   ========================================================================== */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.post-grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}

.post-card{
  display:flex;flex-direction:column;
  border:1px solid var(--border);border-radius:var(--r-md);
  background:var(--white);overflow:hidden;
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.post-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:#D8DCE3}
.post-card__media{position:relative;display:block;aspect-ratio:16/10;background:var(--soft);overflow:hidden}
.post-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.post-card:hover .post-card__media img{transform:scale(1.03)}
.post-card__badge{
  position:absolute;left:12px;bottom:12px;z-index:2;
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(16,24,40,.78);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  color:var(--red);font-size:11px;font-weight:700;
  text-transform:uppercase;letter-spacing:.04em;
  padding:5px 10px;border-radius:6px;
}
.post-card__badge:hover{color:#fff}
.post-card__body{padding:18px 18px 0;flex:1}
.post-card__title{font-size:16px;line-height:1.38;margin:0 0 10px}
.post-card__title a{color:var(--ink)}
.post-card__title a:hover{color:var(--red)}
.post-card__excerpt{
  font-size:14px;color:var(--muted);line-height:1.6;margin:0 0 18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card__foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:13px 18px;border-top:1px solid var(--border);
}
.post-card__time{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--muted)}
.post-card__more{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--red)}
.post-card__more svg{transition:transform .18s ease}
.post-card:hover .post-card__more svg{transform:translateX(3px)}

/* ==========================================================================
   9. FAIXA CTA
   ========================================================================== */
.cta-band{
  background:var(--red);border-radius:var(--r-lg);
  padding:56px 32px;text-align:center;color:#fff;
}
.cta-band h2{color:#fff;font-size:clamp(22px,3vw,30px);margin:0 0 14px}
.cta-band p{color:rgba(255,255,255,.92);max-width:560px;margin:0 auto 26px;font-size:16px}

/* ==========================================================================
   10. BREADCRUMB
   ========================================================================== */
.breadcrumb{background:var(--soft);border-bottom:1px solid var(--border);padding:14px 0}
.breadcrumb ol{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  list-style:none;margin:0;padding:0;font-size:14px;color:var(--muted);
}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--red)}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb svg{color:#98A2B3;flex:none}
.breadcrumb .is-current{color:var(--ink);font-weight:500}

/* ==========================================================================
   11. ARTIGO
   ========================================================================== */
.entry-header{padding:44px 0 0;text-align:left}
.entry-title{font-size:clamp(30px,4.6vw,50px);line-height:1.1;margin:18px 0 22px}
.entry-meta{display:flex;align-items:center;flex-wrap:wrap;gap:22px;font-size:14px;color:var(--muted)}
.entry-meta span{display:inline-flex;align-items:center;gap:7px}
.entry-thumb{margin:30px 0 36px;border-radius:var(--r-md);overflow:hidden}
.entry-thumb img{width:100%}
.entry-lead{
  border-left:3px solid var(--red);padding:2px 0 2px 22px;
  font-size:19px;line-height:1.6;color:var(--ink);margin:0 0 34px;font-weight:400;
}

.entry-content{font-size:17px;line-height:1.78;color:var(--text)}
.entry-content > *:first-child{margin-top:0}
.entry-content h2{
  font-size:clamp(22px,2.6vw,26px);margin:44px 0 18px;
  padding-left:16px;position:relative;
}
.entry-content h2::before{
  content:"";position:absolute;left:0;top:.12em;bottom:.12em;
  width:3px;background:var(--red);border-radius:2px;
}
.entry-content h3{font-size:20px;margin:34px 0 14px}
.entry-content h4{font-size:17px;margin:28px 0 12px}
.entry-content ul,.entry-content ol{margin:0 0 1.4em;padding-left:22px}
.entry-content li{margin-bottom:.55em}
.entry-content li::marker{color:var(--red)}
.entry-content a{text-decoration:underline;text-underline-offset:2px}
.entry-content strong{color:var(--ink);font-weight:600}
.entry-content blockquote{
  margin:32px 0;padding:22px 26px;background:var(--soft);
  border-left:3px solid var(--red);border-radius:0 var(--r-sm) var(--r-sm) 0;
  font-size:18px;color:var(--ink);
}
.entry-content blockquote p:last-child{margin-bottom:0}
.entry-content img,.entry-content figure{border-radius:var(--r-md);margin:30px 0}
.entry-content figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.entry-content table{width:100%;border-collapse:collapse;margin:28px 0;font-size:15px}
.entry-content th,.entry-content td{border:1px solid var(--border);padding:12px 14px;text-align:left}
.entry-content th{background:var(--soft);color:var(--ink);font-weight:600}
.entry-content hr{border:0;border-top:1px solid var(--border);margin:40px 0}
.entry-content code{
  background:var(--soft);border:1px solid var(--border);border-radius:5px;
  padding:2px 6px;font-size:14px;
}

.entry-footer{margin:44px 0 0;padding-top:26px;border-top:1px solid var(--border)}
.entry-tags{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.entry-tags .label{font-size:14px;color:var(--muted)}
.entry-share{display:flex;align-items:center;gap:12px;margin-top:22px;flex-wrap:wrap}
.entry-share .label{font-size:14px;color:var(--muted)}
.share-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:50%;
  border:1px solid var(--border);color:var(--muted);background:#fff;
  transition:border-color .18s ease,color .18s ease;
}
.share-btn:hover{border-color:var(--red);color:var(--red)}

.post-nav{
  display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:34px;
}
.post-nav a{
  display:block;border:1px solid var(--border);border-radius:var(--r-md);
  padding:18px 20px;background:#fff;transition:border-color .18s ease}
.post-nav a:hover{border-color:var(--red)}
.post-nav .dir{font-size:12px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.post-nav .ttl{display:block;margin-top:6px;font-family:var(--font-display);font-weight:600;color:var(--ink);font-size:15px;line-height:1.4}
.post-nav .next{text-align:right}

/* ==========================================================================
   12. ARQUIVO / BUSCA
   ========================================================================== */
.page-hero{
  padding:52px 0 40px;border-bottom:1px solid var(--border);background:var(--soft);
}
.page-hero h1{font-size:clamp(28px,4vw,42px);margin:14px 0 12px}
.page-hero p{color:var(--muted);max-width:640px;margin:0;font-size:16px}
.page-hero .eyebrow{margin-bottom:4px}

.cat-filter{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.cat-filter a{
  font-size:14px;font-weight:500;color:var(--muted);background:#fff;
  border:1px solid var(--border);border-radius:var(--r-pill);padding:8px 16px;
  transition:all .18s ease;
}
.cat-filter a:hover{border-color:var(--red);color:var(--red)}
.cat-filter a.is-active{background:var(--red);border-color:var(--red);color:#fff}

.no-results{
  text-align:center;padding:60px 24px;border:1px dashed var(--border);
  border-radius:var(--r-lg);background:var(--soft);
}
.no-results h2{font-size:22px;margin-bottom:10px}
.no-results p{color:var(--muted);max-width:460px;margin:0 auto 22px}

.pagination{display:flex;justify-content:center;margin-top:44px}
.pagination .nav-links{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.pagination .page-numbers{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:40px;height:40px;padding:0 12px;
  border:1px solid var(--border);border-radius:var(--r-sm);
  color:var(--muted);font-size:14px;font-weight:500;background:#fff;
}
.pagination .page-numbers:hover{border-color:var(--red);color:var(--red)}
.pagination .page-numbers.current{background:var(--red);border-color:var(--red);color:#fff}
.pagination .dots{border:0;background:transparent}

/* ==========================================================================
   13. RODAPÉ
   ========================================================================== */
.site-footer{background:var(--ink);color:#98A2B3;padding:56px 0 0;margin-top:72px}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;padding-bottom:44px;
}
.footer-brand img{max-height:34px;margin-bottom:18px;filter:brightness(0) invert(1)}
.footer-brand p{font-size:14px;line-height:1.7;max-width:340px;margin:0 0 20px}
.footer-col h3{font-size:14px;color:#fff;text-transform:uppercase;letter-spacing:.06em;margin-bottom:16px}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:11px}
.footer-col a{font-size:14px;color:#98A2B3}
.footer-col a:hover{color:#fff}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;line-height:1.6}
.footer-contact svg{margin-top:3px;flex:none;color:var(--red)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);padding:22px 0;
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13px;
}
.footer-bottom a{color:#98A2B3}
.footer-bottom a:hover{color:#fff}

/* Botão flutuante WhatsApp */
.wa-float{
  position:fixed;right:22px;bottom:22px;z-index:200;
  width:56px;height:56px;border-radius:50%;
  background:#25D366;color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 20px rgba(16,24,40,.22);
  transition:transform .2s ease;
}
.wa-float:hover{transform:scale(1.06);color:#fff}

/* ==========================================================================
   14. RESPONSIVO
   ========================================================================== */
@media (max-width:1024px){
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:860px){
  .main-nav,.header-phone,.header-actions .btn{display:none}
  .nav-toggle{display:inline-flex}
  .hero{padding:56px 0 48px}
  .section{padding:40px 0}
  .cat-block{padding:18px}
  .entry-header{padding-top:32px}
  .entry-lead{font-size:17px;padding-left:18px}
  .entry-content{font-size:16px}
  .cta-band{padding:40px 22px}
  .site-footer{margin-top:52px}
}
@media (max-width:640px){
  .post-grid,.post-grid--2{grid-template-columns:1fr}
  .post-nav{grid-template-columns:1fr}
  .post-nav .next{text-align:left}
  .footer-grid{grid-template-columns:1fr}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .cat-block__more{display:none}
  .wa-float{width:50px;height:50px;right:16px;bottom:16px}
}

/* ==========================================================================
   15. ACESSIBILIDADE / MOVIMENTO
   ========================================================================== */
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .post-card:hover{transform:none}
  .post-card:hover .post-card__media img{transform:none}
}

/* ==========================================================================
   16. IMPRESSÃO
   ========================================================================== */
@media print{
  .site-header,.site-footer,.wa-float,.cta-band,.post-nav,.breadcrumb{display:none!important}
  body{font-size:12pt;color:#000}
  .entry-content a{text-decoration:none;color:#000}
}