/* ══════════════════════════════════════════════════════════════
   IBSEC Blog — blog.css v3.0
   Migrado para Design System Final (16/06/2026)
   ══════════════════════════════════════════════════════════════ */

/* Fix: grid/flex children need min-width:0 to respect container boundaries */
html,body{overflow-x:hidden}
main,.sidebar,.posts-grid,.post-card,.post-body{min-width:0;overflow:hidden}
.post-title,.post-excerpt,.post-meta,p{overflow-wrap:break-word;word-break:break-word;max-width:100%}

:root{
  /* Fundos */
  --bg:#0D0D1A;
  --bg-alt:#121225;
  --surface:#151530;
  --surface2:#1A1A3A;
  --light:#F0F0F0;
  --white:#FFFFFF;
  /* Accent — Dourado IBSEC (cor oficial única) */
  --gold:#FED500;
  --gold-dark:#D4B200;
  --gold-bg:rgba(254,213,0,0.12);
  --gold-bg2:rgba(254,213,0,0.06);
  /* Texto */
  --text:#FFFFFF;
  --text-dark:#1A1A2E;
  --text-body:#333333;
  --text-muted:#666666;
  --muted:#8A8AAA;
  --muted2:#A0A0BC;
  /* Bordas */
  --border:rgba(254,213,0,0.15);
  --border-l:rgba(0,0,0,0.06)
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
a{text-decoration:none;color:inherit}
p{font-size:1.03rem;line-height:1.75}
body{font-family:'Montserrat',sans-serif;background:var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden}
/* scan lines REMOVIDAS — anti-padrão cyberpunk */
/* body::before, @keyframes scan — REMOVIDOS */
/* body { zoom:1.05 } — REMOVIDO */

.container{max-width:1160px;margin:0 auto;padding:0 28px;position:relative;z-index:1}

/* ── NAV ─────────────────────────────────────────────────── */
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(13,13,26,.94);backdrop-filter:blur(20px);border-bottom:1px solid rgba(254,213,0,.07)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:110px;padding:10px 0;gap:24px}
.nav-logo img{height:clamp(84px,10.9vh,131px);width:auto;object-fit:contain;display:block;padding:4px 0}
.nav-links{display:flex;align-items:center;gap:2px;list-style:none}
.nav-links a{font-family:'IBM Plex Mono',monospace;font-size:0.78rem;letter-spacing:.06em;color:var(--muted);padding:8px 14px;border-radius:2px;transition:color .2s,background .2s;white-space:nowrap;text-decoration:none}
.nav-links a:hover,.nav-links a.active{color:var(--gold);background:var(--gold-bg2)}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-login{font-family:'IBM Plex Mono',monospace;font-size:0.78rem;color:var(--muted);padding:8px 14px;transition:color .2s;text-decoration:none;white-space:nowrap}
.nav-login:hover{color:var(--gold)}

/* ── BOTÕES ──────────────────────────────────────────────── */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:'Montserrat',sans-serif;font-weight:600;font-size:1.06rem;letter-spacing:.04em;text-transform:uppercase;padding:13px 28px;border-radius:25px;cursor:pointer;border:none;transition:all .2s ease;text-decoration:none}
.btn-gold{background:var(--gold);color:var(--bg);border:2px solid var(--gold)}
.btn-gold:hover{background:var(--gold-dark);border-color:var(--gold-dark);transform:translateY(-1px)}
.btn-primary{background:transparent;color:var(--gold);border:2px solid var(--gold)}
.btn-primary:hover{background:var(--gold-bg);transform:translateY(-1px)}
.btn-outline{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.4)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold)}

/* ── HERO BLOG ───────────────────────────────────────────── */
.blog-hero{padding:164px 0 60px;border-bottom:1px solid var(--gold-bg)}
.blog-hero-inner{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;flex-wrap:wrap}
.blog-hero-title{font-family:'Montserrat',sans-serif;font-size:clamp(2.2rem,4.6vw,4.4rem);font-weight:800;letter-spacing:-0.01em;line-height:1.12}
.blog-hero-title span{color:var(--gold)}
.blog-hero-sub{font-family:'IBM Plex Mono',monospace;font-size:.86rem;color:var(--muted);margin-top:12px;max-width:480px;line-height:1.7}
.blog-stats{display:flex;gap:32px;flex-shrink:0}
.blog-stat{text-align:right}
.blog-stat-num{font-family:'Montserrat',sans-serif;font-size:2rem;font-weight:700;color:var(--gold);display:block;line-height:1}
.blog-stat-label{font-family:'IBM Plex Mono',monospace;font-size:.68rem;color:var(--muted);letter-spacing:.1em;text-transform:uppercase}

/* ── FILTER BAR ──────────────────────────────────────────── */
.filter-bar{background:rgba(21,21,48,.95);border-bottom:1px solid rgba(255,255,255,.05);padding:14px 0;position:sticky;top:110px;z-index:100;backdrop-filter:blur(10px)}
.filter-inner{display:flex;align-items:center;gap:8px;flex-wrap:nowrap;overflow-x:scroll;-webkit-overflow-scrolling:touch;scrollbar-width:none;padding-bottom:2px}
.filter-inner::-webkit-scrollbar{display:none}
.filter-btn{font-family:'IBM Plex Mono',monospace;font-size:.86rem;letter-spacing:.06em;padding:6px 13px;border-radius:20px;border:1px solid rgba(255,255,255,.08);background:transparent;color:var(--muted);cursor:pointer;transition:all .2s;white-space:nowrap;flex-shrink:0}
.filter-btn:hover{border-color:rgba(254,213,0,.3);color:var(--gold)}
.filter-btn.active{border-color:var(--gold);background:var(--gold-bg);color:var(--gold)}
.post-count{font-family:'IBM Plex Mono',monospace;font-size:.68rem;color:var(--muted);margin-left:auto;white-space:nowrap;padding:5px 10px;border:1px solid rgba(255,255,255,.06);border-radius:6px;flex-shrink:0}

/* ── SEARCH ──────────────────────────────────────────────── */
.search-bar{padding:32px 0 0}
.search-inner{position:relative;max-width:520px}
.search-inner input{width:100%;background:var(--surface);border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:14px 48px 14px 18px;font-family:'IBM Plex Mono',monospace;font-size:.86rem;color:var(--text);outline:none;transition:border-color .2s}
.search-inner input::placeholder{color:var(--muted)}
.search-inner input:focus{border-color:var(--gold)}
.search-icon{position:absolute;right:16px;top:50%;transform:translateY(-50%);color:var(--muted);font-size:1rem;pointer-events:none}

/* ── LAYOUT ──────────────────────────────────────────────── */
.blog-layout{display:grid;grid-template-columns:1fr 320px;gap:48px;padding:48px 0 80px;align-items:start}

/* ── POSTS GRID ──────────────────────────────────────────── */
.posts-grid{display:grid;gap:24px}
.post-card{background:var(--surface);border:1px solid rgba(255,255,255,.05);border-radius:12px;overflow:hidden;transition:border-color .25s,transform .2s;display:grid;grid-template-columns:200px 1fr;cursor:pointer;text-decoration:none;color:inherit}
.post-card:hover{border-color:rgba(254,213,0,.25);transform:translateY(-2px)}
.post-card.featured{grid-template-columns:1fr;grid-column:1/-1}
.post-card.featured .post-thumb{height:280px}
.post-thumb{width:200px;height:100%;background:var(--surface2);position:relative;overflow:hidden;flex-shrink:0}
.post-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.post-thumb-placeholder{width:100%;height:100%;min-height:140px;display:flex;align-items:center;justify-content:center;font-size:2.4rem;background:linear-gradient(135deg,var(--surface2),#1a1a3a)}
.post-card.featured .post-thumb{width:100%}
.post-body{padding:24px 28px;display:flex;flex-direction:column;gap:10px;justify-content:center}
.post-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.post-cat{font-family:'IBM Plex Mono',monospace;font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--gold);border:1px solid rgba(254,213,0,.2);padding:2px 8px;border-radius:6px;text-decoration:none;transition:background .2s}
.post-cat:hover{background:var(--gold-bg)}
.post-date{font-family:'IBM Plex Mono',monospace;font-size:.66rem;color:var(--muted);letter-spacing:.06em}
.post-read{font-family:'IBM Plex Mono',monospace;font-size:.66rem;color:var(--muted)}
.post-title{font-family:'Montserrat',sans-serif;font-size:1.24rem;font-weight:600;line-height:1.3;letter-spacing:-0.01em;color:var(--text);text-decoration:none}
.post-card.featured .post-title{font-size:1.56rem}
.post-excerpt{font-family:'Montserrat',sans-serif;font-size:.94rem;color:var(--muted2);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card.featured .post-excerpt{-webkit-line-clamp:3}
.post-link{font-family:'IBM Plex Mono',monospace;font-size:.72rem;color:var(--gold);letter-spacing:.06em;margin-top:4px;display:inline-flex;align-items:center;gap:6px}
.post-link::after{content:'→';transition:transform .2s}
.post-card:hover .post-link::after{transform:translateX(4px)}

/* ── PAGINATION ──────────────────────────────────────────── */
.pagination{display:flex;align-items:center;justify-content:center;gap:6px;padding:40px 0 0}
.page-btn{font-family:'IBM Plex Mono',monospace;font-size:.78rem;width:38px;height:38px;display:flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.08);border-radius:8px;background:transparent;color:var(--muted);cursor:pointer;transition:all .2s;text-decoration:none}
.page-btn:hover,.page-btn.active{border-color:var(--gold);color:var(--gold);background:var(--gold-bg)}
.page-btn.prev,.page-btn.next{width:auto;padding:0 14px;gap:6px}

/* ── SIDEBAR ─────────────────────────────────────────────── */
.sidebar{display:flex;flex-direction:column;gap:28px;position:sticky;top:160px}
.sidebar-block{background:var(--surface);border:1px solid rgba(255,255,255,.05);border-radius:12px;padding:24px}
.sidebar-title{font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);margin-bottom:18px;padding-bottom:10px;border-bottom:1px solid rgba(254,213,0,.1)}
.sidebar-cats{display:flex;flex-direction:column;gap:6px}
.sidebar-cat{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;border-radius:8px;cursor:pointer;transition:background .2s;text-decoration:none;font-family:'IBM Plex Mono',monospace;font-size:.78rem;color:var(--muted2)}
.sidebar-cat:hover{background:var(--gold-bg);color:var(--gold)}
.cat-count{font-size:.68rem;color:var(--muted);background:var(--surface2);padding:2px 7px;border-radius:6px}
.mini-post{display:flex;gap:12px;align-items:flex-start;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.04)}
.mini-post:last-child{border-bottom:none;padding-bottom:0}
.mini-thumb{width:54px;height:54px;border-radius:8px;background:var(--surface2);overflow:hidden;flex-shrink:0}
.mini-thumb img{width:100%;height:100%;object-fit:cover}
.mini-title{font-family:'Montserrat',sans-serif;font-size:.82rem;line-height:1.4;color:var(--text);text-decoration:none}
.mini-title:hover{color:var(--gold)}
.mini-date{font-family:'IBM Plex Mono',monospace;font-size:.64rem;color:var(--muted);margin-top:4px}
.cta-block{background:linear-gradient(135deg,rgba(254,213,0,.08),rgba(254,213,0,.03));border:1px solid rgba(254,213,0,.15);border-radius:12px;padding:24px;text-align:center}
.cta-icon{font-size:2rem;margin-bottom:10px}
.cta-title{font-family:'Montserrat',sans-serif;font-size:1.1rem;font-weight:600;letter-spacing:-0.01em;margin-bottom:8px}
.cta-desc{font-family:'IBM Plex Mono',monospace;font-size:.72rem;color:var(--muted2);line-height:1.6;margin-bottom:16px}
.btn-sm{font-size:.78rem;padding:10px 18px}

/* ── CORNER BRACKETS — REMOVIDOS ─────────────────────────── */
/* .corner, .tl, .tr, .bl, .br — eliminados do design system */

/* Footer e WhatsApp → css/rodape.css (carregado via includes/rodape.php) */

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media(max-width:900px){.blog-layout{grid-template-columns:1fr}.sidebar{position:static;display:grid;grid-template-columns:1fr 1fr;gap:20px}}
@media(max-width:700px){.post-card{grid-template-columns:1fr}.post-thumb{width:100%;height:200px}.blog-stats{display:none}}
@media(max-width:600px){.sidebar{grid-template-columns:1fr!important}.blog-hero{padding:120px 0 40px}.blog-layout{gap:24px}}

/* ── Hamburger mobile (breakpoint 1024px) ────────────────── */
.nav-toggle{display:none}
.nav-hamburger{display:none;flex-direction:column;justify-content:space-between;width:28px;height:20px;cursor:pointer;z-index:1100;flex-shrink:0}
.nav-hamburger span{display:block;height:2px;width:100%;background:var(--text);border-radius:2px;transition:all .3s ease}
.nav-mobile-menu{display:none;position:absolute;top:100%;left:0;right:0;background:rgba(13,13,26,.98);backdrop-filter:blur(20px);border-bottom:1px solid var(--gold-bg);flex-direction:column;padding:12px 0;z-index:999}
.nav-mobile-menu a{font-family:"IBM Plex Mono",monospace;font-size:0.84rem;letter-spacing:.08em;color:var(--muted);padding:14px 24px;transition:color .2s,background .2s;border-bottom:1px solid rgba(255,255,255,.04);text-decoration:none;display:block}
.nav-mobile-menu a:last-child{border-bottom:none}
.nav-mobile-menu a:hover,.nav-mobile-menu a.active{color:var(--gold);background:rgba(254,213,0,.04)}
.nav-mobile-menu .nav-mobile-login{color:var(--muted)}
.nav-mobile-menu .nav-mobile-cta{color:var(--gold);font-weight:600;border-top:1px solid rgba(254,213,0,.15);margin-top:4px}
@media(max-width:1024px){
  .nav-links{display:none}
  .nav-hamburger{display:flex}
  .nav-login{display:none}
  .nav-actions .btn,.nav-actions a.btn{display:none}
  .nav-toggle:checked ~ .nav-mobile-menu{display:flex}
  .nav-toggle:checked + .nav-hamburger span:nth-child(1){transform:translateY(9px) rotate(45deg)}
  .nav-toggle:checked + .nav-hamburger span:nth-child(2){opacity:0;transform:scaleX(0)}
  .nav-toggle:checked + .nav-hamburger span:nth-child(3){transform:translateY(-9px) rotate(-45deg)}
}
@media(min-width:1025px){.nav-mobile-menu{display:none!important}}