/* =========================================================
   SILBMARQUITETURA — style.css
   Paleta: creme, verde jade (prosperidade/Feng Shui), dourado, tinta escura
========================================================= */

:root{
  --cream:#F6F0E4;
  --cream-2:#EFE6D3;
  --paper:#FBF7EF;
  --ink:#221D16;
  --ink-soft:#665D4E;
  --terracotta:#2E6650;
  --terracotta-deep:#193C2E;
  --gold:#C9A227;
  --line:#E1D5BC;
  --white:#FFFFFF;
  --shadow: 0 20px 45px rgba(34,29,22,0.08);
  --radius: 2px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:'Work Sans', sans-serif;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  line-height:1.5;
}
h1,h2,h3,h4{
  font-family:'Fraunces', serif;
  font-weight:500;
  margin:0;
  color:var(--ink);
  letter-spacing:-0.01em;
}
em{font-style:italic; color:var(--terracotta-deep); font-weight:400;}
a{color:inherit; text-decoration:none;}
img,svg{display:block; max-width:100%;}
ul{margin:0; padding:0; list-style:none;}
button{font-family:inherit; cursor:pointer;}
.wrap{max-width:1200px; margin:0 auto; padding:0 32px;}
.mono{font-family:'Space Mono', monospace; letter-spacing:0.12em; text-transform:uppercase;}

/* skip link */
.skip-link{
  position:absolute; left:-999px; top:0; background:var(--ink); color:#fff;
  padding:12px 20px; z-index:999;
}
.skip-link:focus{left:12px; top:12px;}

:focus-visible{outline:2px solid var(--terracotta); outline-offset:3px;}

/* reveal */
.reveal{opacity:0; transform:translateY(16px); transition:opacity .6s ease, transform .6s ease;}
.reveal.in{opacity:1; transform:none;}
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1; transform:none; transition:none;}
  html{scroll-behavior:auto;}
}

/* =============== HEADER =============== */
.site-header{
  position:fixed; inset:0 0 auto 0; z-index:200;
  padding:22px 0;
  transition:background .35s ease, padding .35s ease, box-shadow .35s ease;
}
.site-header .nav-row{
  display:flex; align-items:center; justify-content:space-between;
}
.site-header.scrolled{
  background:rgba(251,247,239,0.96);
  backdrop-filter:blur(8px);
  padding:14px 0;
  box-shadow:0 4px 24px rgba(34,29,22,0.06);
}
.brand{color:#fff; transition:color .35s ease;}
.site-header.scrolled .brand{color:var(--ink);}
.brand .rule{width:40px; height:2px; background:var(--gold); margin-bottom:8px;}
.brand .name{font-family:'Fraunces',serif; font-size:19px; font-weight:500;}
.brand .tag{font-family:'Space Mono',monospace; font-size:9.5px; letter-spacing:0.14em; color:var(--gold); margin-top:2px; text-transform:uppercase;}

.main-nav{display:flex; align-items:center; gap:32px;}
.main-nav a{
  font-size:14px; color:#fff; opacity:0.9; transition:opacity .25s ease, color .25s ease;
}
.site-header.scrolled .main-nav a{color:var(--ink);}
.main-nav a:hover{opacity:1; color:var(--gold);}

.btn{
  display:inline-flex; align-items:center; gap:9px;
  padding:13px 26px; border-radius:999px; font-size:13.5px; font-weight:600;
  transition:transform .2s ease, background .2s ease, color .2s ease;
  border:1px solid transparent;
}
.btn-dark{background:var(--ink); color:#fff;}
.btn-dark:hover{transform:translateY(-2px); background:#000;}
.btn-outline{background:transparent; border-color:currentColor;}
.btn-outline:hover{transform:translateY(-2px);}
.btn-gold{background:var(--gold); color:var(--ink);}
.btn-gold:hover{transform:translateY(-2px); background:#dab646;}
.btn svg{width:14px; height:14px;}

.burger{display:none; background:none; border:none; padding:6px;}
.burger span{display:block; width:22px; height:2px; margin:5px 0; background:#fff; transition:background .3s ease;}
.site-header.scrolled .burger span{background:var(--ink);}

.mobile-menu{
  position:fixed; inset:0; z-index:190; background:var(--ink);
  display:none; flex-direction:column; gap:26px;
  padding:120px 36px 40px;
}
.mobile-menu a{color:#fff; font-family:'Fraunces',serif; font-size:21px;}

/* =============== HERO =============== */
.hero{
  position:relative; min-height:100vh; display:flex; align-items:center;
  background:
    linear-gradient(160deg, rgba(8,26,20,0.88) 0%, rgba(14,42,32,0.72) 55%, rgba(18,52,39,0.6) 100%),
    url('assets/robson-fachada.jpg');
  background-size:cover;
  background-position:center 65%;
  overflow:hidden;
  color:#fff;
  padding-top:120px;
}
.hero-lines{
  position:absolute; inset:0; opacity:0.25;
  background-image:
    linear-gradient(rgba(246,240,228,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(246,240,228,0.05) 1px, transparent 1px);
  background-size:46px 46px;
  mask-image:radial-gradient(ellipse 75% 65% at 20% 30%, black 15%, transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 75% 65% at 20% 30%, black 15%, transparent 75%);
}
.hero-illustration{position:absolute; right:-30px; bottom:-30px; width:38%; opacity:0.55; pointer-events:none;}
.hero-illustration svg{width:100%; height:auto;}
.hero-content{position:relative; z-index:2; max-width:680px;}
.hero .eyebrow{
  display:flex; align-items:center; gap:12px; margin-bottom:24px;
  font-size:11px; color:var(--gold);
}
.hero .eyebrow .dash{width:30px; height:1px; background:var(--gold);}
.hero h1{
  font-size:clamp(40px,5.6vw,70px); line-height:1.05; color:#fff;
  text-shadow:0 2px 18px rgba(0,0,0,0.4);
}
.hero h1 em{
  color:#E9C65A;
  font-style:italic; font-weight:400;
  text-shadow:0 2px 16px rgba(0,0,0,0.65);
}
.hero-sub{
  margin-top:24px; max-width:520px; font-size:16.5px; line-height:1.75; color:#D8CFBE; font-weight:300;
}
.hero-actions{margin-top:38px; display:flex; gap:18px; flex-wrap:wrap;}
.hero .btn-outline{color:#fff;}
.scroll-cue{
  position:absolute; bottom:34px; left:32px; display:flex; align-items:center; gap:10px;
  font-size:11px; color:#D8CFBE; z-index:2;
}
.scroll-cue .dash{width:22px; height:1px; background:var(--gold);}

/* =============== SECTION SHELL =============== */
section{padding:110px 0;}
.section-head{max-width:640px; margin-bottom:56px;}
.section-head .eyebrow{
  display:flex; align-items:center; gap:12px; margin-bottom:18px;
  font-size:11px; color:var(--terracotta-deep);
}
.section-head .eyebrow .dash{width:28px; height:1px; background:var(--terracotta-deep);}
.section-head h2{font-size:clamp(30px,3.6vw,44px); line-height:1.15;}
.section-alt{background:var(--cream-2);}

/* =============== SOBRE =============== */
.sobre-grid{display:grid; grid-template-columns:0.95fr 1.05fr; gap:64px; align-items:start;}
.authority-list{margin:0; padding:0;}
.authority-list li{
  display:flex; gap:16px; padding:16px 0; border-top:1px solid var(--line); font-size:15px; color:var(--ink-soft);
}
.authority-list li:first-child{border-top:none;}
.authority-list li .n{font-family:'Space Mono',monospace; color:var(--terracotta-deep); font-size:12px; padding-top:2px;}
.authority-list li strong{color:var(--ink); font-weight:500;}
.sobre-side p{font-size:15.5px; color:var(--ink-soft); line-height:1.85; margin:0 0 18px;}
.chip-row{display:flex; flex-wrap:wrap; gap:10px; margin-top:22px;}
.chip{
  font-size:12.5px; padding:8px 14px; border:1px solid var(--line); border-radius:999px; color:var(--ink-soft);
  font-family:'Space Mono', monospace;
}

/* =============== DIFERENCIAIS =============== */
.diff-grid{
  display:grid; grid-template-columns:repeat(auto-fit, minmax(230px,1fr)); gap:1px;
  background:var(--line); border:1px solid var(--line);
}
.diff-card{background:var(--paper); padding:26px 24px; display:flex; gap:14px; align-items:flex-start;}
.diff-card .check{
  width:26px; height:26px; border-radius:50%; background:var(--terracotta); color:#fff; flex:none;
  display:flex; align-items:center; justify-content:center;
}
.diff-card .check svg{width:13px; height:13px;}
.diff-card span.txt{font-size:14px; color:var(--ink); padding-top:4px; font-weight:500;}

/* =============== SERVIÇOS =============== */
.svc-list{display:flex; flex-direction:column; gap:1px; background:var(--line); border:1px solid var(--line);}
.svc-row{
  background:var(--paper); padding:38px 40px; display:grid; grid-template-columns:60px 1fr auto; gap:30px; align-items:center;
}
.svc-row .svc-icon{
  width:52px; height:52px; border-radius:50%; border:1px solid var(--terracotta-deep); color:var(--terracotta-deep);
  display:flex; align-items:center; justify-content:center;
}
.svc-row .svc-icon svg{width:22px; height:22px;}
.svc-row h3{font-size:21px; margin-bottom:8px;}
.svc-row .svc-no{font-family:'Space Mono',monospace; font-size:11px; color:var(--terracotta-deep); margin-bottom:6px; display:block;}
.svc-row p{font-size:14.5px; color:var(--ink-soft); line-height:1.7; max-width:520px;}
.svc-tags{display:flex; flex-wrap:wrap; gap:8px; margin-top:12px;}
.svc-tags span{font-size:11px; padding:5px 10px; background:var(--cream-2); border-radius:999px; color:var(--ink-soft);}
@media (max-width:760px){
  .svc-row{grid-template-columns:1fr; text-align:left;}
  .svc-row .btn{width:fit-content;}
}

/* =============== PROJETOS PREMIUM (categorias) =============== */
.cat-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:18px;}
.cat-card{
  background:var(--ink); color:#fff; padding:34px 26px; position:relative; overflow:hidden;
  min-height:150px; display:flex; flex-direction:column; justify-content:flex-end;
  transition:transform .3s ease;
}
.cat-card:hover{transform:translateY(-4px);}
.cat-card h3{color:#fff; font-size:19px;}
.cat-card .cat-no{position:absolute; top:20px; right:22px; font-family:'Space Mono',monospace; font-size:11px; color:var(--gold);}

/* =============== PACOTES =============== */
.pkg-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:22px;}
.pkg-card{
  background:var(--paper); border:1px solid var(--line); padding:32px 28px;
  display:flex; flex-direction:column; transition:box-shadow .3s ease, transform .3s ease;
}
.pkg-card:hover{box-shadow:var(--shadow); transform:translateY(-4px);}
.pkg-card.featured{border-color:var(--terracotta); position:relative;}
.pkg-card.featured::before{
  content:"Mais procurado"; position:absolute; top:-1px; right:26px;
  background:var(--terracotta); color:#fff; font-size:10.5px; padding:5px 12px;
  font-family:'Space Mono',monospace; letter-spacing:0.08em;
}
.pkg-card .mono{font-size:11px; color:var(--terracotta-deep); margin-bottom:10px;}
.pkg-card h3{font-size:22px; margin-bottom:16px;}
.pkg-card ul{margin:0 0 26px; flex:1;}
.pkg-card li{
  font-size:13.5px; color:var(--ink-soft); padding:9px 0; border-top:1px dashed var(--line);
}
.pkg-card li:first-child{border-top:none;}

/* =============== PORTFOLIO =============== */
.filter-row{display:flex; flex-wrap:wrap; gap:10px; margin-bottom:38px;}
.filter-btn{
  padding:9px 18px; border-radius:999px; border:1px solid var(--line); background:transparent;
  font-size:12.5px; color:var(--ink-soft); transition:all .2s ease;
}
.filter-btn.active, .filter-btn:hover{background:var(--ink); color:#fff; border-color:var(--ink);}
.port-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:22px;}
.port-card{
  background:#fff; border:1px solid var(--line); overflow:hidden; transition:opacity .3s ease, transform .3s ease;
}
.port-card.hidden{display:none;}
.port-grid.paged .port-card:nth-child(n+10){display:none;}
#portfolioMoreBtn{display:block; margin:8px auto 0;}
#portfolioMoreBtn.is-hidden{display:none;}
.port-art{height:230px; background:var(--cream-2); display:flex; align-items:center; justify-content:center; position:relative; overflow:hidden;}
.port-art img{width:100%; height:100%; object-fit:cover; object-position:center;}
.port-art .ph-label{font-family:'Space Mono',monospace; font-size:10.5px; color:var(--ink-soft); letter-spacing:0.08em;}
.port-body{padding:22px 22px 26px;}
.port-body .tag{font-size:10.5px; color:var(--terracotta-deep); font-family:'Space Mono',monospace; letter-spacing:0.08em;}
.port-body h4{font-size:18px; margin-top:8px;}
.port-body .loc{font-size:13px; color:var(--ink-soft); margin-top:4px;}
.port-note{font-size:12px; color:var(--ink-soft); font-style:italic; margin-top:10px;}

/* =============== DEPOIMENTOS =============== */
.testi-wrap{position:relative; max-width:720px; margin:0 auto; text-align:center;}
.testi-slide{display:none;}
.testi-slide.active{display:block;}
.stars{display:flex; justify-content:center; gap:4px; margin-bottom:20px; color:var(--gold);}
.stars svg{width:16px; height:16px;}
.testi-slide p{font-family:'Fraunces',serif; font-size:22px; line-height:1.55; color:var(--ink); font-style:italic;}
.testi-slide .who{margin-top:20px; font-size:13px; color:var(--ink-soft);}
.testi-controls{display:flex; justify-content:center; gap:16px; margin-top:34px; align-items:center;}
.testi-controls button{
  width:38px; height:38px; border-radius:50%; border:1px solid var(--line); background:transparent;
  display:flex; align-items:center; justify-content:center;
}
.testi-controls button:hover{background:var(--ink); color:#fff; border-color:var(--ink);}
.testi-dots{display:flex; gap:8px;}
.testi-dots span{width:7px; height:7px; border-radius:50%; background:var(--line); cursor:pointer;}
.testi-dots span.active{background:var(--terracotta);}

/* =============== TIMELINE =============== */
.timeline{display:grid; grid-template-columns:repeat(4,1fr); row-gap:44px;}
.tl-step{position:relative; padding-right:20px;}
.tl-step .dot{
  width:36px; height:36px; border-radius:50%; border:1.5px solid var(--terracotta-deep); color:var(--terracotta-deep);
  display:flex; align-items:center; justify-content:center; font-family:'Space Mono',monospace; font-size:12px; margin-bottom:18px;
  background:var(--cream);
}
.tl-step h4{font-size:16px; margin-bottom:6px;}
.tl-step p{font-size:12.5px; color:var(--ink-soft);}

/* =============== FAQ =============== */
.faq-list{max-width:820px; margin:0 auto; border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%; text-align:left; background:none; border:none; padding:24px 4px;
  display:flex; justify-content:space-between; align-items:center; font-size:16px; color:var(--ink); font-family:'Fraunces',serif;
}
.faq-q .plus{width:20px; height:20px; position:relative; flex:none;}
.faq-q .plus::before, .faq-q .plus::after{content:""; position:absolute; background:var(--terracotta-deep); transition:transform .3s ease;}
.faq-q .plus::before{width:100%; height:1.5px; top:50%; left:0; transform:translateY(-50%);}
.faq-q .plus::after{width:1.5px; height:100%; left:50%; top:0; transform:translateX(-50%);}
.faq-item.open .plus::after{transform:translateX(-50%) rotate(90deg); opacity:0;}
.faq-a{max-height:0; overflow:hidden; transition:max-height .35s ease;}
.faq-a p{font-size:14.5px; color:var(--ink-soft); line-height:1.7; padding:0 4px 24px;}

/* =============== BLOG =============== */
.blog-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:22px;}
.blog-card{background:var(--paper); border:1px solid var(--line); padding:0;}
.blog-thumb{height:150px; background:var(--cream-2); display:flex; align-items:center; justify-content:center;}
.blog-body{padding:22px 22px 26px;}
.blog-body .mono{font-size:10.5px; color:var(--terracotta-deep);}
.blog-body h4{font-size:17px; margin-top:10px;}
.blog-body p{font-size:13px; color:var(--ink-soft); margin-top:8px;}

/* =============== CONTATO =============== */
.contato-grid{display:grid; grid-template-columns:1fr 1fr; gap:56px;}
.contact-form{display:flex; flex-direction:column; gap:16px;}
.field{display:flex; flex-direction:column; gap:8px;}
.field label{font-size:12px; color:var(--ink-soft); font-family:'Space Mono',monospace; letter-spacing:0.06em;}
.field input, .field select, .field textarea{
  padding:13px 14px; border:1px solid var(--line); background:#fff; font-family:'Work Sans',sans-serif; font-size:14.5px; color:var(--ink);
  border-radius:2px;
}
.field textarea{resize:vertical; min-height:110px;}
.field input:focus, .field select:focus, .field textarea:focus{border-color:var(--terracotta);}
.field input[type="file"]{padding:10px 12px; font-size:13px; cursor:pointer;}
.field input[type="file"]::file-selector-button{
  border:none; background:var(--ink); color:#fff; padding:8px 14px; border-radius:999px;
  font-size:12.5px; font-weight:600; margin-right:12px; cursor:pointer;
}
.form-note{font-size:12px; color:var(--ink-soft); margin-top:4px;}

.contact-side .map-frame{
  width:100%; height:230px; border:1px solid var(--line); margin-bottom:24px;
}
.contact-side .map-frame iframe{width:100%; height:100%; border:0; filter:grayscale(0.15) sepia(0.06);}
.contact-list{display:flex; flex-direction:column; gap:0;}
.contact-list li{display:flex; gap:14px; align-items:center; padding:14px 0; border-top:1px solid var(--line); font-size:14.5px;}
.contact-list li:first-child{border-top:none;}
.contact-list li .ic{
  width:36px; height:36px; border-radius:50%; border:1px solid var(--terracotta-deep); color:var(--terracotta-deep);
  display:flex; align-items:center; justify-content:center; flex:none;
}
.contact-list li .ic svg{width:16px; height:16px;}

/* WhatsApp float */
.wa-float{
  position:fixed; bottom:26px; right:26px; z-index:150;
  width:58px; height:58px; border-radius:50%; background:#25D366; color:#fff;
  display:flex; align-items:center; justify-content:center; box-shadow:0 10px 26px rgba(0,0,0,0.22);
  transition:transform .2s ease;
}
.wa-float:hover{transform:scale(1.08);}
.wa-float svg{width:28px; height:28px;}

/* =============== CTA FINAL =============== */
.cta-final{
  background:var(--ink); color:#fff; text-align:center; position:relative; overflow:hidden;
}
.cta-final .hero-lines{opacity:0.35;}
.cta-final .inner{position:relative; z-index:2;}
.cta-final h2{color:#fff; font-size:clamp(30px,4vw,46px); max-width:680px; margin:0 auto 20px;}
.cta-final p{max-width:520px; margin:0 auto 32px; color:#D8CFBE; font-size:15px; font-weight:300;}

/* =============== FOOTER =============== */
footer{background:#1B160F; color:#B7ACA0; padding:60px 0 28px;}
.foot-grid{display:grid; grid-template-columns:1.3fr 1fr 1fr 1fr; gap:36px; padding-bottom:34px; border-bottom:1px solid rgba(201,162,39,0.18);}
footer .brand .name{color:#fff;}
footer p.desc{font-size:13.5px; line-height:1.8; margin-top:14px; max-width:260px;}
footer h5{font-size:11.5px; letter-spacing:0.1em; text-transform:uppercase; color:#D8CFBE; margin-bottom:16px; font-family:'Space Mono',monospace;}
footer li{margin-bottom:10px; font-size:14px;}
footer a:hover{color:var(--gold);}
.foot-bottom{display:flex; justify-content:space-between; padding-top:22px; font-size:12px; flex-wrap:wrap; gap:10px;}

/* =============== RESPONSIVE =============== */
@media (max-width:980px){
  .main-nav{display:none;}
  .burger{display:block;}
  .sobre-grid, .contato-grid{grid-template-columns:1fr;}
  .cat-grid, .pkg-grid, .port-grid, .blog-grid{grid-template-columns:repeat(2,1fr);}
  .timeline{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr; gap:28px;}
}
@media (max-width:640px){
  section{padding:80px 0;}
  .cat-grid, .pkg-grid, .port-grid, .blog-grid{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr;}
  .svc-row{padding:28px 24px;}
  .foot-grid{grid-template-columns:1fr;}
  .hero-illustration{width:80%; opacity:0.35;}
}