/*
Theme Name: Lyra Engenharia Estrutural
Theme URI: https://lyraengenharia.com.br
Author: Max Willian Costa Lyra
Author URI: https://instagram.com/eng.maxwcl
Description: Tema institucional da Lyra Engenharia Estrutural — projeto e reforço estrutural, laudos, esclerometria e acompanhamento de obras. Tema escuro com identidade em azul-marinho e dourado.
Version: 1.1
Requires at least: 6.0
Tested up to: 6.6
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: lyra-engenharia
*/

/* ============================================================
   LYRA ENGENHARIA ESTRUTURAL — tema escuro
   Cores da marca: azul-marinho profundo + dourado (#E6B43A)
   Para trocar a paleta inteira, edite as variáveis em :root
   ============================================================ */
:root{
  --ink:#060B14;         /* fundo principal (bem escuro) */
  --ink-2:#0A1322;       /* fundo alternado */
  --navy:#0E1D34;        /* painéis/cards */
  --navy-2:#14294A;      /* cards em destaque */
  --gold:#E6B43A;        /* dourado da marca */
  --gold-bright:#F5C95B; /* dourado claro (hover) */
  --gold-soft:#B78A3C;   /* dourado apagado (fios/detalhes) */
  --paper:#EEF2F7;       /* texto claro principal */
  --steel:#8A97AC;       /* texto secundário */
  --line:rgba(230,180,58,.20);
  --line-soft:rgba(138,151,172,.14);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'IBM Plex Sans',sans-serif;background:var(--ink);color:var(--paper);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3,h4{font-family:'Space Grotesk',sans-serif;font-weight:600;line-height:1.1;letter-spacing:-.02em}
.mono{font-family:'IBM Plex Mono',monospace}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 26px}
.eyebrow{font-family:'IBM Plex Mono',monospace;font-size:.72rem;font-weight:500;letter-spacing:.28em;text-transform:uppercase;color:var(--gold)}

/* fundo com textura de planta (blueprint) sutil */
body::before{content:'';position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(230,180,58,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(230,180,58,.028) 1px,transparent 1px);
  background-size:46px 46px}
header,section,footer{position:relative;z-index:1}

/* ---------- NAV ----------
   ATENÇÃO: a regra abaixo vale para TODO <header> do site.
   Se criar outro <header> no tema, lembre de neutralizar o
   position:fixed nele (ver "PÁGINA DE ARTIGO" no fim do arquivo). */
header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(6,11,20,.78);backdrop-filter:blur(14px);border-bottom:1px solid var(--line-soft)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:30px;width:auto}
.brand b{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:1.2rem;letter-spacing:.06em;color:var(--paper)}
.brand b span{color:var(--gold)}
nav ul{display:flex;gap:32px;list-style:none;align-items:center}
nav ul a{font-size:.92rem;color:var(--steel);transition:color .2s}
nav ul a:hover{color:var(--paper)}
.nav-cta{border:1px solid var(--gold);color:var(--gold)!important;padding:9px 20px;border-radius:3px;font-size:.86rem;font-weight:500;transition:all .25s}
.nav-cta:hover{background:var(--gold);color:var(--ink)!important}
.burger{display:none;background:none;border:0;cursor:pointer;flex-direction:column;gap:5px}
.burger span{width:25px;height:2px;background:var(--paper);transition:.3s}

/* ---------- HERO ---------- */
.hero{padding:150px 0 96px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:54px;align-items:center}
.hero h1{font-size:clamp(2.5rem,5.4vw,4.2rem);margin:22px 0 22px}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero .lead{font-size:1.12rem;color:var(--steel);max-width:540px;margin-bottom:32px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 26px;border-radius:3px;font-weight:500;font-size:.97rem;transition:all .25s;cursor:pointer;border:1px solid transparent;font-family:inherit}
.btn-primary{background:var(--gold);color:var(--ink)}
.btn-primary:hover{background:var(--gold-bright);transform:translateY(-2px)}
.btn-ghost{border-color:var(--line);color:var(--paper)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold)}
.btn-wa{background:#1FA855;color:#fff}
.btn-wa:hover{background:#25c063;transform:translateY(-2px)}
.hero-tags{display:flex;gap:26px;margin-top:38px;flex-wrap:wrap}
.hero-tags div{font-family:'IBM Plex Mono',monospace;font-size:.78rem;color:var(--steel)}
.hero-tags b{color:var(--paper);font-weight:500;display:block;font-size:1.3rem;font-family:'Space Grotesk',sans-serif}
.hero-logo{position:relative;display:flex;align-items:center;justify-content:center}
.hero-logo::after{content:'';position:absolute;width:78%;height:78%;background:radial-gradient(circle,rgba(230,180,58,.14),transparent 68%);filter:blur(20px);z-index:-1}
.hero-logo img{width:100%;max-width:460px;filter:drop-shadow(0 8px 40px rgba(0,0,0,.5))}

/* ---------- SECTION SHELL ---------- */
.sec-pad{padding:98px 0}
.alt{background:var(--ink-2)}
.sec-head{max-width:680px;margin-bottom:54px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head h2{font-size:clamp(2rem,3.9vw,2.9rem);margin:15px 0 14px}
.sec-head p{color:var(--steel);font-size:1.05rem}

/* ---------- SERVIÇOS ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.svc{background:var(--navy);border:1px solid var(--line-soft);border-radius:6px;padding:32px 28px;transition:border-color .3s,transform .3s,background .3s;position:relative;overflow:hidden}
.svc:hover{border-color:var(--gold);transform:translateY(-5px)}
.svc.feature{grid-column:span 2;background:linear-gradient(120deg,rgba(230,180,58,.12),var(--navy) 60%);border-color:var(--line)}
.svc .ico{width:48px;height:48px;color:var(--gold);margin-bottom:18px}
.svc .ico svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.svc h3{font-size:1.32rem;margin-bottom:10px}
.svc.feature h3{font-size:1.7rem}
.svc p{color:var(--steel);font-size:.97rem}
.svc ul{list-style:none;margin-top:16px;display:flex;flex-direction:column;gap:7px}
.svc ul li{font-size:.9rem;color:var(--paper);padding-left:18px;position:relative}
.svc ul li::before{content:'';position:absolute;left:0;top:9px;width:7px;height:7px;border:1.5px solid var(--gold);border-radius:1px;transform:rotate(45deg)}
.badge{position:absolute;top:20px;right:20px;font-family:'IBM Plex Mono',monospace;font-size:.6rem;letter-spacing:.2em;text-transform:uppercase;color:var(--ink);background:var(--gold);padding:5px 11px;border-radius:2px;font-weight:600}

/* ---------- ORÇAMENTO ---------- */
.quote{background:linear-gradient(160deg,var(--navy) 0%,var(--ink) 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.quote h2{font-size:clamp(2rem,4vw,2.9rem);margin:14px 0 16px}
.quote h2 em{font-style:normal;color:var(--gold)}
.quote p{color:var(--steel);font-size:1.06rem;margin-bottom:22px;max-width:480px}
.quote .steps{list-style:none;display:flex;flex-direction:column;gap:12px;margin-bottom:28px}
.quote .steps li{display:flex;gap:14px;align-items:flex-start;font-size:.96rem}
.quote .steps .n{flex:0 0 26px;height:26px;border:1px solid var(--gold);color:var(--gold);border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:'IBM Plex Mono',monospace;font-size:.8rem}
.form{background:var(--navy);border:1px solid var(--line-soft);border-radius:8px;padding:32px}
.form h3{font-size:1.2rem;margin-bottom:18px}
.field{margin-bottom:15px}
.field label{display:block;font-size:.78rem;letter-spacing:.04em;color:var(--steel);margin-bottom:6px;text-transform:uppercase;font-family:'IBM Plex Mono',monospace}
.field input,.field select,.field textarea{width:100%;background:var(--ink);border:1px solid var(--line-soft);border-radius:4px;padding:12px 14px;color:var(--paper);font-family:inherit;font-size:.95rem;transition:border-color .2s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--gold)}
.field textarea{resize:vertical;min-height:84px}
.form .btn-wa{width:100%;justify-content:center;margin-top:6px}
.form .hint{font-size:.78rem;color:var(--steel);margin-top:12px;text-align:center}
.upload-note{display:flex;gap:12px;align-items:center;background:rgba(230,180,58,.08);border:1px dashed var(--line);border-radius:6px;padding:14px 16px;margin-bottom:15px;font-size:.86rem;color:var(--paper)}
.upload-note svg{flex:0 0 22px;color:var(--gold)}

/* ---------- PORTFÓLIO ---------- */
.pf-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pf{background:var(--navy);border:1px solid var(--line-soft);border-radius:6px;overflow:hidden;transition:border-color .3s,transform .3s}
.pf:hover{border-color:var(--gold);transform:translateY(-4px)}
.ph{aspect-ratio:4/3;background:
    repeating-linear-gradient(135deg,rgba(230,180,58,.05) 0 12px,transparent 12px 24px),
    linear-gradient(160deg,#0c1a30,#0a1424);
  display:flex;align-items:center;justify-content:center;color:var(--gold-soft);position:relative;border-bottom:1px solid var(--line-soft)}
.ph span{font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;opacity:.7}
.pf-body{padding:22px 22px 24px}
.pf-cat{font-family:'IBM Plex Mono',monospace;font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold)}
.pf h3{font-size:1.1rem;margin:10px 0 8px;font-weight:500;line-height:1.25}
.pf p{color:var(--steel);font-size:.9rem}

/* ---------- ARTIGOS ---------- */
.art-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.art{display:flex;flex-direction:column;background:var(--navy);border:1px solid var(--line-soft);border-radius:6px;overflow:hidden;transition:border-color .3s,transform .3s}
.art:hover{border-color:var(--gold);transform:translateY(-4px)}
.art .ph{aspect-ratio:16/9}
.art-body{padding:22px;display:flex;flex-direction:column;flex:1}
.art .tag{font-family:'IBM Plex Mono',monospace;font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold)}
.art h3{font-size:1.14rem;margin:10px 0 9px;line-height:1.28}
.art p{color:var(--steel);font-size:.92rem;flex:1}
.art .more{margin-top:16px;font-size:.86rem;color:var(--gold);font-weight:500;display:inline-flex;align-items:center;gap:6px}

/* ---------- SOBRE ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.about p{color:var(--steel);font-size:1.04rem;margin-bottom:16px}
.about p strong{color:var(--paper);font-weight:600}
.creds{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line-soft);border:1px solid var(--line-soft);border-radius:6px;overflow:hidden}
.cred{background:var(--navy);padding:24px 22px}
.cred .k{font-family:'IBM Plex Mono',monospace;font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold)}
.cred .v{font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:1.02rem;color:var(--paper);margin-top:6px;line-height:1.25}
.cred .v small{display:block;font-family:'IBM Plex Sans';font-weight:400;font-size:.8rem;color:var(--steel);margin-top:3px}

/* ---------- ATUAÇÃO ---------- */
.regions{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;max-width:840px;margin:0 auto}
.regions span{font-family:'IBM Plex Mono',monospace;font-size:.82rem;color:var(--paper);border:1px solid var(--line);border-radius:24px;padding:9px 17px;background:rgba(14,29,52,.5);transition:all .25s}
.regions span:hover{border-color:var(--gold);color:var(--gold)}
.regions .plus{background:var(--gold);color:var(--ink);border-color:var(--gold);font-weight:500}

/* ---------- CONTATO ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.contact h2{font-size:clamp(2rem,4vw,2.9rem);margin:14px 0 18px}
.contact h2 em{font-style:normal;color:var(--gold)}
.contact p{color:var(--steel);font-size:1.06rem;margin-bottom:30px;max-width:440px}
.clist{list-style:none;display:flex;flex-direction:column;gap:12px}
.cline{display:flex;align-items:center;gap:16px;padding:18px 20px;border:1px solid var(--line-soft);border-radius:6px;transition:all .25s;background:var(--navy)}
.cline:hover{border-color:var(--gold);transform:translateX(4px)}
.cline .ico{width:44px;height:44px;flex:0 0 44px;border:1px solid var(--gold);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--gold)}
.cline .k{font-family:'IBM Plex Mono',monospace;font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--steel)}
.cline .v{font-family:'Space Grotesk',sans-serif;font-weight:500;font-size:1.04rem;color:var(--paper)}

/* ---------- FOOTER ---------- */
footer{background:var(--ink-2);border-top:1px solid var(--line-soft);padding:52px 0 30px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:36px}
.foot-brand img{height:54px;margin-bottom:14px}
.foot-brand p{color:var(--steel);font-size:.9rem;max-width:300px}
.foot h4{font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold);font-family:'IBM Plex Mono',monospace;margin-bottom:16px;font-weight:500}
.foot ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.foot ul a{color:var(--steel);font-size:.92rem;transition:color .2s}
.foot ul a:hover{color:var(--paper)}
.foot-bottom{border-top:1px solid var(--line-soft);padding-top:22px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}
.foot-bottom .mono{font-size:.76rem;color:var(--steel)}
.foot-bottom .mono b{color:var(--paper);font-weight:500}

/* ---------- TRUSS ANIM ---------- */
.tline{stroke:var(--gold);stroke-width:1.6;fill:none;stroke-linecap:round}
.tweb{stroke:rgba(230,180,58,.5);stroke-width:1.2;fill:none}
.tnode{fill:var(--ink);stroke:var(--gold);stroke-width:1.4}
.draw{stroke-dasharray:1200;stroke-dashoffset:1200;animation:draw 2.4s cubic-bezier(.7,0,.3,1) forwards}
.fade{opacity:0;animation:fade .6s ease forwards}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes fade{to{opacity:1}}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- RESPONSIVO ---------- */
@media(max-width:920px){
  .hero-grid,.quote-grid,.about-grid,.contact-grid{grid-template-columns:1fr;gap:40px}
  .hero-logo{order:-1;max-width:360px;margin:0 auto}
  .svc-grid,.pf-grid,.art-grid{grid-template-columns:1fr 1fr}
  .svc.feature{grid-column:span 2}
  .foot-grid{grid-template-columns:1fr 1fr}
  nav ul{position:fixed;top:74px;right:0;left:0;flex-direction:column;gap:0;background:var(--navy);border-bottom:1px solid var(--line);max-height:0;overflow:hidden;transition:max-height .35s ease}
  nav ul.open{max-height:460px}
  nav ul li{width:100%;border-bottom:1px solid var(--line-soft)}
  nav ul a{display:block;padding:18px 26px}
  .nav-cta{margin:14px 26px}
  .burger{display:flex}
}
@media(max-width:560px){
  .svc-grid,.pf-grid,.art-grid,.creds,.foot-grid{grid-template-columns:1fr}
  .svc.feature{grid-column:span 1}
  .sec-pad{padding:66px 0}
  .hero{padding:120px 0 60px}
}
@media(prefers-reduced-motion:reduce){
  .draw,.fade,.reveal{animation:none!important;transition:none!important;opacity:1!important;transform:none!important;stroke-dashoffset:0!important}
}

/* ============================================================
   PÁGINA DE ARTIGO
   ============================================================ */

/* CORREÇÃO: o cabeçalho do artigo é um <header>, então herdava
   position:fixed da regra global da NAV e ficava preso na tela.
   O seletor header.article-hero tem especificidade maior e
   devolve o bloco ao fluxo normal da página. */
header.article-hero{
  position:static;
  top:auto;left:auto;right:auto;bottom:auto;
  z-index:1;
  backdrop-filter:none;
}
.article-hero{padding:110px 0 26px;border-bottom:1px solid var(--line-soft);background:linear-gradient(160deg,var(--navy),var(--ink))}
.article-hero .cat{font-family:'IBM Plex Mono',monospace;font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold)}
.article-hero h1{font-size:clamp(1.35rem,2.6vw,1.9rem);line-height:1.15;margin:8px 0 8px;max-width:820px}
.article-hero .resumo{color:var(--steel);font-size:.94rem;max-width:680px}
.article-hero .meta{margin-top:14px;font-family:'IBM Plex Mono',monospace;font-size:.8rem;color:var(--steel)}
.article-hero .meta b{color:var(--paper);font-weight:500}
.article-wrap{max-width:820px;margin:0 auto;padding:34px 26px 90px}
.article{font-size:1.03rem;color:#cbd4e0}
.article h2{font-size:1.55rem;margin:40px 0 14px;color:var(--paper)}
.article h3{font-size:1.18rem;margin:28px 0 10px;color:var(--gold)}
.article p{margin-bottom:16px}
.article ul,.article ol{margin:0 0 18px 22px}
.article li{margin-bottom:7px}
.article .kw{font-size:.95rem;color:var(--steel)}
.article figure{margin:30px 0}
.article figure img{width:100%;border-radius:8px;border:1px solid var(--line-soft)}
.article figcaption{font-size:.85rem;color:var(--steel);margin-top:10px;text-align:center;font-style:italic;line-height:1.5}
.article table{width:100%;border-collapse:collapse;margin:22px 0;font-size:.92rem}
.article th{background:var(--navy-2);color:var(--gold);text-align:left;padding:11px 13px;font-family:'IBM Plex Mono',monospace;font-size:.8rem;letter-spacing:.04em}
.article td{border-top:1px solid var(--line-soft);padding:11px 13px;vertical-align:top}
.article .nota{background:rgba(230,180,58,.08);border-left:3px solid var(--gold);padding:16px 20px;border-radius:4px;margin:22px 0;font-size:.95rem;color:var(--paper)}
.back-link{display:inline-flex;align-items:center;gap:8px;color:var(--gold);font-size:.88rem;margin-bottom:2px}
.back-link:hover{color:var(--gold-bright)}
.art .ph img{width:100%;height:100%;object-fit:cover}

/* Ajuste do cabeçalho do artigo no mobile */
@media(max-width:560px){
  .article-hero{padding:96px 0 22px}
  .article-wrap{padding:26px 22px 70px}
}