/*
Theme Name: UsinaSul Blog
Theme URI: https://www.usinasul.ind.br/blog/
Author: UsinaSul
Author URI: https://www.usinasul.ind.br/
Description: Tema personalizado do blog da UsinaSul, alinhado ao visual do site institucional.
Version: 1.0
Text Domain: usinasul-blog
*/

:root{
  --red:#C8181A;
  --red2:#DC1C1C;
  --grad:linear-gradient(135deg,#9E1214 0%,#C8181A 45%,#DC1C1C 100%);
  --grad-text:linear-gradient(135deg,#9E1214 0%,#C8181A 50%,#D41818 100%);
  --red-lt:rgba(200,24,26,.07);
  --red-bdr:rgba(200,24,26,.2);
  --ink:#0d1117;
  --mid:#5a6272;
  --soft:#9aa0b0;
  --bg:#f6f7fa;
  --white:#ffffff;
  --font:"Inter",system-ui,sans-serif;
  --r:12px;
  --rl:20px;
  --rxl:28px;
  --shadow:0 4px 20px rgba(13,17,23,.07);
  --shadow-lg:0 20px 56px rgba(13,17,23,.11);
  --shadow-red:0 10px 36px rgba(200,24,26,.22);
  --ease:cubic-bezier(.4,0,.2,1);
  --spring:cubic-bezier(.34,1.56,.64,1);
}

*,
*::before,
*::after{
  box-sizing:border-box;
  margin:0;
  padding:0;
}

html{
  scroll-behavior:smooth;
  max-width:100%;
  overflow-x:hidden;
}

body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
  width:100%;
  max-width:100%;
  overflow-x:hidden;
  position:relative;
  line-height:1.6;
}

img{
  display:block;
  max-width:100%;
  height:auto;
}

a{
  text-decoration:none;
  color:inherit;
}

ul{
  list-style:none;
}

.wrap{
  max-width:1260px;
  margin:0 auto;
  padding:0 32px;
}

.sec{
  padding:104px 0;
  position:relative;
}

.gtext{
  background:var(--grad-text);
  -webkit-background-clip:text;
  background-clip:text;
  -webkit-text-fill-color:transparent;
  color:transparent;
  display:inline-block;
}

.tag{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:.64rem;
  font-weight:700;
  letter-spacing:.18em;
  text-transform:uppercase;
  margin-bottom:16px;
  color:var(--red);
}

.tag::before{
  content:'';
  flex-shrink:0;
  width:24px;
  height:1.5px;
  background:var(--grad);
  border-radius:2px;
  display:block;
}

.h-lg{
  font-size:clamp(2rem,3.4vw,2.8rem);
  font-weight:800;
  line-height:1.18;
  letter-spacing:-.035em;
  text-wrap:balance;
}

.section-lead{
  font-size:.92rem;
  line-height:1.82;
  color:var(--soft);
  margin-top:14px;
}

.gc{
  background:linear-gradient(180deg,rgba(255,255,255,.97) 0%,rgba(246,247,250,.97) 100%);
  backdrop-filter:blur(10px) saturate(130%);
  -webkit-backdrop-filter:blur(10px) saturate(130%);
  border:1px solid rgba(13,17,23,.08);
  box-shadow:0 6px 24px rgba(13,17,23,.06),inset 0 1px 0 rgba(255,255,255,.86);
  transition:transform .3s var(--spring),box-shadow .3s var(--ease),border-color .25s;
}

.gc:hover{
  transform:translateY(-8px);
  box-shadow:0 24px 56px rgba(13,17,23,.11),0 0 0 1px rgba(200,24,26,.18);
  border-color:rgba(200,24,26,.38);
}

.gc-top{
  position:absolute;
  top:0;
  left:24px;
  right:24px;
  height:2px;
  background:var(--grad);
  opacity:.52;
  transition:opacity .28s,transform .28s;
  border-radius:0 0 999px 999px;
}

.gc:hover .gc-top{
  opacity:.9;
}

#cglow{
  width:360px;
  height:360px;
  background:radial-gradient(circle,rgba(200,24,26,.1) 0%,transparent 70%);
  position:fixed;
  pointer-events:none;
  z-index:9998;
  border-radius:50%;
  transform:translate(-50%,-50%);
  left:-999px;
  top:-999px;
  filter:blur(32px);
  opacity:.8;
  transition:left .07s linear,top .07s linear;
}

#sprog{
  position:fixed;
  top:0;
  left:0;
  height:2.5px;
  background:var(--grad);
  z-index:10001;
  width:0;
  box-shadow:0 0 6px rgba(200,24,26,.4);
}

/* HEADER */
#hdr{
  position:sticky;
  top:0;
  z-index:1000;
  width:100%;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(20px) saturate(180%);
  -webkit-backdrop-filter:blur(20px) saturate(180%);
  border-bottom:1px solid rgba(13,17,23,.08);
}

#hdr.scrolled{
  box-shadow:0 8px 24px rgba(13,17,23,.08);
}

.hi{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:16px 0;
}

.lw{
  display:flex;
  flex-direction:column;
  gap:1px;
  flex-shrink:0;
}

.lw img{
  height:32px;
  width:auto;
  object-fit:contain;
}

.lsub{
  font-size:.52rem;
  font-weight:600;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--soft);
}

.main-nav{
  display:flex;
  align-items:center;
  gap:8px;
  flex:1;
  justify-content:center;
}

.main-nav a{
  font-size:.78rem;
  font-weight:600;
  color:var(--mid);
  padding:8px 10px;
  border-radius:10px;
  transition:color .2s,background .2s;
  white-space:nowrap;
}

.main-nav a:hover,
.main-nav a.on,
.main-nav a.current-menu-item,
.main-nav a.current_page_item{
  color:var(--ink);
  background:rgba(200,24,26,.07);
}

.hdr-right{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}

.hdr-cta{
  background:var(--grad);
  color:#fff !important;
  font-size:.78rem;
  font-weight:700;
  padding:10px 16px;
  border-radius:100px;
  letter-spacing:-.01em;
  box-shadow:0 4px 16px rgba(200,24,26,.22);
  transition:transform .2s,box-shadow .2s;
  white-space:nowrap;
}

.hdr-cta:hover{
  transform:translateY(-1px);
  box-shadow:var(--shadow-red);
}

.ham{
  display:none;
  flex-direction:column;
  gap:5px;
  cursor:pointer;
  padding:8px;
  border:none;
  background:none;
  flex-shrink:0;
}

.ham span{
  width:21px;
  height:2px;
  background:var(--ink);
  border-radius:2px;
  transition:.28s;
  display:block;
}

.ham.op span:nth-child(1){
  transform:rotate(45deg) translate(5px,5px);
}

.ham.op span:nth-child(2){
  opacity:0;
}

.ham.op span:nth-child(3){
  transform:rotate(-45deg) translate(5px,-5px);
}

/* MENU MOBILE */
.mob-menu{
  position:fixed;
  inset:0;
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(28px);
  -webkit-backdrop-filter:blur(28px);
  z-index:2000;
  display:flex;
  flex-direction:column;
  align-items:stretch;
  justify-content:flex-start;
  gap:14px;
  padding:96px 22px 32px;
  opacity:0;
  visibility:hidden;
  pointer-events:none;
  transform:translateY(-10px);
  transition:opacity .28s var(--ease),transform .28s var(--ease),visibility .28s;
  overflow-y:auto;
}

.mob-menu.op{
  opacity:1;
  visibility:visible;
  pointer-events:auto;
  transform:none;
}

.mob-menu a{
  font-size:1.08rem;
  font-weight:800;
  color:var(--ink);
  letter-spacing:-.02em;
  transition:color .2s,border-color .2s,background .2s,transform .2s;
  display:flex;
  align-items:center;
  justify-content:space-between;
  width:min(100%,420px);
  margin:0 auto;
  padding:16px 18px;
  border:1px solid rgba(13,17,23,.08);
  border-radius:18px;
  background:rgba(255,255,255,.92);
  box-shadow:0 6px 18px rgba(13,17,23,.04);
}

.mob-menu a:hover{
  color:var(--red);
  border-color:rgba(200,24,26,.32);
  background:#fff;
  transform:translateY(-1px);
}

.mob-close{
  position:fixed;
  top:20px;
  right:20px;
  font-size:1.15rem;
  cursor:pointer;
  color:var(--ink);
  background:rgba(255,255,255,.92);
  border:1px solid rgba(13,17,23,.1);
  width:42px;
  height:42px;
  border-radius:14px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-family:var(--font);
  box-shadow:0 8px 24px rgba(13,17,23,.08);
  z-index:2001;
}

.mob-soc{
  display:flex;
  gap:12px;
  justify-content:center;
  margin-top:4px;
}

.mob-soc a{
  color:var(--mid);
  transition:color .2s,border-color .2s,background .2s;
  display:flex;
  align-items:center;
  justify-content:center;
  width:48px;
  height:48px;
  border-radius:16px;
  border:1px solid rgba(13,17,23,.08);
  background:#fff;
  box-shadow:none;
}

.mob-soc a:hover{
  color:var(--red);
  border-color:rgba(200,24,26,.28);
  background:#fff;
}

.mob-soc svg{
  width:20px;
  height:20px;
}

.mob-wa{
  color:var(--red) !important;
  border-color:rgba(200,24,26,.24) !important;
}

/* BLOG HERO */
.blog-hero{
  padding:90px 0 60px;
  background:var(--white);
  position:relative;
  overflow:hidden;
}

.blog-hero::before{
  content:'';
  position:absolute;
  inset:0;
  background-image:
    repeating-linear-gradient(90deg,rgba(200,24,26,.022) 0px,rgba(200,24,26,.022) 1px,transparent 1px,transparent 90px),
    repeating-linear-gradient(0deg,rgba(200,24,26,.014) 0px,rgba(200,24,26,.014) 1px,transparent 1px,transparent 70px);
  pointer-events:none;
  z-index:0;
}

.blog-hero .wrap{
  position:relative;
  z-index:2;
}

/* BLOG GRID */
.blog-list-section{
  padding:40px 0 104px;
}

.blog-list-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}

.blog-card-v{
  border-radius:var(--rxl);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  cursor:pointer;
  position:relative;
  text-decoration:none;
  color:inherit;
}

.blog-card-v .blog-photo-v{
  height:220px;
  overflow:hidden;
  position:relative;
  background:#e9edf3;
}

.blog-card-v .blog-photo-v img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .7s var(--ease);
}

.blog-card-v:hover .blog-photo-v img{
  transform:scale(1.05);
}

.blog-badge-v{
  position:absolute;
  top:14px;
  left:14px;
  background:var(--grad);
  color:#fff;
  font-size:.6rem;
  font-weight:700;
  letter-spacing:.1em;
  text-transform:uppercase;
  padding:4px 12px;
  border-radius:100px;
  z-index:2;
}

.blog-body-v{
  padding:24px 24px 22px;
  flex:1;
  display:flex;
  flex-direction:column;
}

.blog-meta-v{
  font-size:.7rem;
  color:var(--soft);
  margin-bottom:10px;
  font-weight:500;
}

.blog-title-v{
  font-size:1.04rem;
  font-weight:700;
  color:var(--ink);
  line-height:1.38;
  letter-spacing:-.015em;
  margin-bottom:10px;
}

.blog-title-v a:hover{
  color:var(--red);
}

.blog-excerpt-v{
  font-size:.84rem;
  color:var(--mid);
  line-height:1.72;
  flex:1;
}

.blog-readmore{
  display:inline-flex;
  align-items:center;
  gap:5px;
  font-size:.8rem;
  font-weight:600;
  color:var(--red);
  margin-top:16px;
}

/* SINGLE */
.single-wrap{
  max-width:900px;
  margin:0 auto;
  padding:80px 32px;
}

.single-title{
  font-size:clamp(2rem,4vw,3rem);
  font-weight:800;
  line-height:1.15;
  letter-spacing:-.04em;
  margin-bottom:18px;
}

.single-meta{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  color:var(--soft);
  font-size:.82rem;
  margin-bottom:28px;
}

.single-thumb{
  border-radius:28px;
  overflow:hidden;
  margin-bottom:28px;
  box-shadow:var(--shadow-lg);
}

.single-content{
  font-size:1rem;
  line-height:1.9;
  color:var(--mid);
}

.single-content h2,
.single-content h3,
.single-content h4{
  color:var(--ink);
  line-height:1.3;
  margin:32px 0 14px;
}

.single-content p{
  margin-bottom:18px;
}

.single-content ul,
.single-content ol{
  margin:0 0 18px 22px;
  color:var(--mid);
}

.single-content li{
  margin-bottom:8px;
}

.single-content a{
  color:var(--red);
  text-decoration:underline;
}

/* PAGINAÇÃO */
.navigation.pagination{
  margin-top:40px;
}

.navigation.pagination .nav-links{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}

.navigation.pagination .page-numbers{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:42px;
  height:42px;
  padding:0 14px;
  border-radius:999px;
  background:#fff;
  border:1px solid rgba(13,17,23,.08);
  color:var(--mid);
  font-weight:600;
}

.navigation.pagination .page-numbers.current,
.navigation.pagination .page-numbers:hover{
  background:var(--grad);
  color:#fff;
  border-color:transparent;
}

/* FOOTER */
footer{
  background:#06080c;
  border-top:1px solid rgba(255,255,255,.05);
  padding:68px 0 60px;
}

.ft-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1fr;
  gap:44px;
  padding-bottom:48px;
  border-bottom:1px solid rgba(255,255,255,.05);
}

.ft-logo img{
  height:30px;
  width:auto;
}

.ft-desc{
  font-size:.82rem;
  color:rgba(255,255,255,.3);
  line-height:1.78;
  margin-top:14px;
  max-width:240px;
}

.ft-col h4{
  font-size:.62rem;
  font-weight:700;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:rgba(255,255,255,.35);
  margin-bottom:18px;
}

.ft-col li{
  margin-bottom:9px;
}

.ft-col a{
  font-size:.82rem;
  color:rgba(255,255,255,.28);
  transition:color .2s;
}

.ft-col a:hover{
  color:rgba(255,255,255,.78);
}

.ft-btm{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding-top:28px;
  flex-wrap:wrap;
  gap:12px;
}

.ft-copy{
  font-size:.72rem;
  color:rgba(255,255,255,.2);
}

.dev-credit{
  font-size:.74rem;
  color:rgba(255,255,255,.42);
}

/* RESPONSIVO */
@media(max-width:1100px){
  .blog-list-grid{
    grid-template-columns:1fr 1fr;
  }

  .ft-grid{
    grid-template-columns:1fr 1fr;
  }
}

@media(max-width:820px){
  .main-nav{
    display:none;
  }

  .ham{
    display:flex;
  }

  .blog-list-grid{
    grid-template-columns:1fr;
  }

  .ft-grid{
    grid-template-columns:1fr;
  }

  .wrap{
    padding:0 18px;
  }

  .single-wrap{
    padding:56px 18px;
  }

  .hi{
    flex-wrap:wrap;
  }

  .hdr-right{
    margin-left:auto;
  }
}

@media(min-width:821px){
  .mob-menu{
    display:none !important;
  }
}