/*
Theme Name: PratiqueTech
Theme URI: https://pratiquetech.com.br
Author: PratiqueTech
Author URI: https://pratiquetech.com.br
Description: Tema customizado do PratiqueTech — site de notícias de TI (IA, Cloud, Segurança) com ferramentas utilitárias para profissionais de tecnologia. Visual "dev tool" escuro, com destaque em ciano.
Version: 1.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: pratiquetech
*/

:root[data-theme="dark"],
:root{
  --pt-bg:#0f172a; --pt-surface:#1e293b; --pt-border:#334155;
  --pt-text:#e2e8f0; --pt-muted:#94a3b8;
}
:root[data-theme="light"]{
  --pt-bg:#f8fafc; --pt-surface:#ffffff; --pt-border:#e2e8f0;
  --pt-text:#0f172a; --pt-muted:#64748b;
}
*{box-sizing:border-box;}
html,body{margin:0; padding:0;}
body{
  background:var(--pt-bg); color:var(--pt-text);
  font-family:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height:1.6;
}
::selection{background:#22d3ee; color:#0f172a;}
input:focus, textarea:focus, button:focus{outline:2px solid #22d3ee; outline-offset:2px;}
a{color:inherit; text-decoration:none;}
img{max-width:100%; height:auto;}

/* ===== Header / nav ===== */
header.site-header{
  position:sticky; top:0; z-index:10; background:var(--pt-bg);
  border-bottom:1px solid var(--pt-border); padding:14px 20px;
  display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
}
.brand{display:flex; align-items:center; gap:10px; cursor:pointer; background:none; border:none; padding:0;}
.brand-mark{
  width:30px; height:30px; border-radius:7px; background:linear-gradient(135deg,#22d3ee,#38bdf8);
  display:flex; align-items:center; justify-content:center; font-weight:800; color:#0f172a; font-size:15px;
}
.brand-name{font-size:18px; font-weight:700; color:var(--pt-text); letter-spacing:-0.2px;}
.brand-name span{color:#22d3ee;}
nav.site-nav{display:flex; align-items:center; gap:6px; flex-wrap:wrap;}
.nav-btn{
  background:none; color:var(--pt-muted); border:1px solid transparent;
  padding:8px 14px; border-radius:7px; font-size:13px; font-weight:600; cursor:pointer;
  font-family:inherit; display:inline-block;
}
.nav-btn.active,
.nav-btn[aria-current="page"]{background:var(--pt-surface); color:#22d3ee; border:1px solid var(--pt-border); font-weight:700;}
.theme-toggle{
  background:none; border:1px solid var(--pt-border); color:var(--pt-muted);
  padding:8px 14px; border-radius:7px; font-size:13px; font-weight:600; cursor:pointer; margin-left:4px;
  font-family:inherit;
}

/* ===== Shared ===== */
.back-link{
  background:none; border:none; color:var(--pt-muted); font-size:13px; cursor:pointer;
  padding:0; margin-bottom:20px; font-family:inherit; display:inline-block;
}
.ad-slot{
  border:1px dashed var(--pt-border); border-radius:8px; padding:14px; text-align:center;
  color:var(--pt-muted); font-family:monospace; font-size:12px; opacity:.7;
}
.btn-primary{
  background:#22d3ee; color:#0f172a; border:none; padding:13px 26px; border-radius:8px;
  font-size:15px; font-weight:700; cursor:pointer; font-family:inherit; display:inline-block;
}
.btn-secondary{
  background:var(--pt-border); color:var(--pt-text); border:none; padding:11px 18px;
  border-radius:8px; cursor:pointer; font-size:14px; font-family:inherit;
}
.card{background:var(--pt-surface); border:1px solid var(--pt-border); border-radius:12px;}
.field-input{
  width:100%; box-sizing:border-box; background:var(--pt-bg); border:1px solid var(--pt-border);
  border-radius:8px; padding:11px 14px; color:var(--pt-text); font-family:inherit; font-size:14px;
}
.status-error{color:#f87171; font-size:13px;}
.status-ok{color:#4ade80; font-size:13px;}

/* ===== HOME ===== */
.pt-main{max-width:960px; margin:0 auto; padding:72px 20px 56px;}
.hero{text-align:center; padding:0 0 56px;}
.eyebrow{
  display:inline-block; padding:5px 12px; border:1px solid var(--pt-border); border-radius:20px;
  font-size:12px; color:#38bdf8; font-weight:600; letter-spacing:.5px; margin-bottom:20px;
}
.hero h1{font-size:44px; line-height:1.1; margin:0 0 16px; font-weight:800; letter-spacing:-1px;}
.hero h1 span{color:#22d3ee;}
.hero p{font-size:17px; color:var(--pt-muted); max-width:560px; margin:0 auto 28px;}

.tools-grid{display:grid; grid-template-columns:repeat(auto-fit, minmax(260px,1fr)); gap:20px;}
.tool-card{cursor:pointer; padding:22px; display:block;}
.tool-icon{font-size:26px; margin-bottom:10px;}
.tool-title{font-weight:700; font-size:16px; margin-bottom:6px;}
.tool-desc{color:var(--pt-muted); font-size:13px;}

.article-teaser{
  cursor:pointer; padding:26px; display:flex; align-items:center; justify-content:space-between;
  gap:16px; flex-wrap:wrap;
}
.article-teaser .kicker{font-size:12px; color:#38bdf8; font-weight:700; letter-spacing:.5px; margin-bottom:6px;}
.article-teaser .headline{font-weight:700; font-size:18px; margin-bottom:6px;}
.article-teaser .sub{color:var(--pt-muted); font-size:13px;}
.article-teaser .cta{color:#22d3ee; font-weight:700; white-space:nowrap;}

.newsletter-box{padding:26px; text-align:center;}
.newsletter-box .title{font-weight:700; font-size:17px; margin-bottom:6px;}
.newsletter-box .sub{color:var(--pt-muted); font-size:13px; margin-bottom:16px;}
.newsletter-form{display:flex; gap:8px; justify-content:center; max-width:380px; margin:0 auto; flex-wrap:wrap;}
.newsletter-form input{flex:1; min-width:180px;}
.newsletter-success{font-weight:700; color:#4ade80;}

section.block{margin-bottom:64px;}
section.block h2{font-size:22px; margin:0 0 4px;}
section.block > p.lead{color:var(--pt-muted); margin:0 0 20px; font-size:14px;}

/* ===== TOOL / ARTICLE PAGES ===== */
.pt-page-main{max-width:760px; margin:0 auto; padding:40px 20px 60px;}
.pt-page-main h1{font-size:32px; margin:0 0 8px; font-weight:800;}
.pt-page-main > p.intro{color:var(--pt-muted); font-size:15px; margin:0 0 28px;}
.tool-box{padding:22px; margin-bottom:36px;}
.tool-box.center{padding:28px; text-align:center;}
h2.section-title{font-size:20px; margin:24px 0 10px;}
p.body-text{color:var(--pt-muted); font-size:14px; line-height:1.7; margin:0 0 20px;}

.ip-result{
  margin-top:22px; background:var(--pt-bg); border:1px solid var(--pt-border); border-radius:10px;
  padding:20px; display:inline-flex; align-items:center; gap:16px;
}
.ip-value{font-size:26px; font-weight:800; color:#38bdf8; font-family:monospace;}

textarea.json-input{
  width:100%; box-sizing:border-box; min-height:160px; background:var(--pt-bg); border:1px solid var(--pt-border);
  border-radius:8px; padding:14px; color:var(--pt-text); font-family:monospace; font-size:13px; resize:vertical;
}
pre.json-output{
  background:var(--pt-bg); border:1px solid var(--pt-border); border-radius:8px; padding:14px;
  color:var(--pt-text); font-size:13px; overflow-x:auto; margin:14px 0 0;
}

.cidr-row{display:flex; gap:10px; flex-wrap:wrap; align-items:flex-end;}
.cidr-field{flex:1; min-width:180px;}
.cidr-field.small{width:110px; flex:none;}
.cidr-field label{display:block; font-size:12px; color:var(--pt-muted); margin-bottom:6px;}
.cidr-results{margin-top:20px; display:grid; grid-template-columns:repeat(auto-fit, minmax(150px,1fr)); gap:10px;}
.cidr-results .stat{background:var(--pt-bg); border:1px solid var(--pt-border); border-radius:8px; padding:12px;}
.cidr-results .stat .label{font-size:11px; color:var(--pt-muted); margin-bottom:4px;}
.cidr-results .stat .value{font-family:monospace; font-weight:700; color:var(--pt-text);}
.cidr-results .stat .value.blue{color:#38bdf8;}
.cidr-results .stat .value.green{color:#4ade80;}

/* ===== ARTIGOS / BLOG (single.php) ===== */
.pt-article-main{max-width:700px; margin:0 auto; padding:40px 20px 60px;}
.kicker-block{font-size:12px; color:#38bdf8; font-weight:700; letter-spacing:.5px; margin-bottom:10px;}
.post-category-badge{
  display:inline-block; font-size:11px; font-weight:700; padding:3px 10px; border-radius:12px;
  letter-spacing:.5px; margin-bottom:10px; background:rgba(56,189,248,.15); color:#38bdf8;
}
.post-category-badge.tutorial{background:rgba(34,211,238,.15); color:#22d3ee;}
.article-body{font-size:15px; line-height:1.8; color:var(--pt-text);}
.article-body p{margin:0 0 16px;}
.article-body h2{font-size:20px; margin:28px 0 10px;}
.article-body ul{padding-left:20px;}
.article-body li{margin-bottom:8px;}
.pull-quote{
  background:var(--pt-surface); border:1px solid var(--pt-border); border-left:3px solid #22d3ee;
  border-radius:8px; padding:16px 18px; margin:24px 0;
}
.pull-quote a{color:#38bdf8; text-decoration:underline;}
.post-meta{color:var(--pt-muted); font-size:13px; margin-bottom:24px;}

/* ===== Blog index / arquivo ===== */
.posts-list{display:flex; flex-direction:column; gap:16px;}
.post-list-item{padding:22px;}
.post-list-item .post-title-link{font-weight:700; font-size:18px; margin-bottom:6px; display:block;}
.post-list-item .post-excerpt{color:var(--pt-muted); font-size:14px;}
.pagination-nav{display:flex; gap:10px; justify-content:center; margin-top:32px;}

footer.site-footer{
  border-top:1px solid var(--pt-border); padding:24px 20px; text-align:center;
  color:var(--pt-muted); font-size:13px;
}

@media (max-width:600px){
  .hero h1{font-size:32px;}
}