/* RA Arquitetura — black & white, thin & delicate typography */

:root{
  --black:#0a0a0a;
  --white:#ffffff;
  --gray:#6b6b6b;
  --line:#dcdcdc;
  --off:#f7f7f5;
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:'Jost', 'Helvetica Neue', Arial, sans-serif;
  font-weight:300;
  color:var(--black);
  background:var(--white);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,.serif{
  font-family:'Cormorant Garamond', Georgia, serif;
  font-weight:400;
  letter-spacing:.02em;
}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;height:auto;}
.container{max-width:1180px;margin:0 auto;padding:0 32px;}
.eyebrow{
  display:block;font-size:.72rem;letter-spacing:.28em;text-transform:uppercase;
  color:var(--gray);margin-bottom:18px;font-weight:400;
}

/* Header */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(255,255,255,.92);backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
}
.nav{
  max-width:1180px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;
  padding:22px 32px;
}
.logo{font-family:'Cormorant Garamond', serif;font-size:1.45rem;letter-spacing:.12em;font-weight:400;display:flex;align-items:center;gap:12px;}
.logo .ra{font-style:italic;}
.logo small{
  display:block;font-family:'Jost',sans-serif;font-size:.58rem;
  letter-spacing:.32em;color:var(--gray);text-transform:uppercase;margin-top:2px;
}
.logo img{height:54px;width:54px;object-fit:contain;flex-shrink:0;}
.footer-grid .logo img{height:42px;width:42px;}
.menu-toggle{display:block;background:none;border:0;font-size:1.5rem;cursor:pointer;line-height:1;color:inherit;}

/* Discreet overlay menu — shared across all pages */
.nav-links{
  position:fixed;inset:0;z-index:200;background:rgba(10,10,10,.97);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;
  opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity .35s ease, visibility .35s ease;
}
.nav-links.open{opacity:1;visibility:visible;pointer-events:auto;}
.nav-links a{font-size:1.3rem;letter-spacing:.1em;text-transform:uppercase;font-weight:300;color:#fff;position:relative;padding:14px 0;width:auto;border-top:0;}
.nav-links a::after{content:"";position:absolute;left:0;bottom:6px;width:0;height:1px;background:#fff;transition:width .25s ease;}
.nav-links a:hover::after{width:100%;}
.nav-cta{border:1px solid #fff;padding:12px 26px;font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;margin-top:22px;}
.nav-cta:hover{background:#fff;color:var(--black);}

@media (max-width:560px){
  .nav-links a{font-size:1.08rem;padding:11px 0;}
}

/* Transparent header over the home slideshow, solid once scrolled */
body.home .site-header{background:transparent;border-bottom-color:transparent;transition:background .3s ease,border-color .3s ease;}
body.home .site-header.scrolled{background:rgba(255,255,255,.92);backdrop-filter:blur(6px);border-bottom:1px solid var(--line);}
body.home .site-header .logo{color:#fff;}
body.home .site-header .logo small{color:#eee;}
body.home .site-header .menu-toggle{color:#fff;}
body.home .site-header.scrolled .logo{color:var(--black);}
body.home .site-header.scrolled .logo small{color:var(--gray);}
body.home .site-header.scrolled .menu-toggle{color:var(--black);}

/* Hero — full-bleed photo slideshow */
.hero-slideshow{position:relative;height:100vh;min-height:560px;overflow:hidden;background:var(--black);}
.hero-slideshow .slide{position:absolute;inset:0;opacity:0;transition:opacity 1.8s ease;}
.hero-slideshow .slide.active{opacity:1;}
.hero-slideshow .slide img{width:100%;height:100%;object-fit:cover;}
.hero-slideshow::after{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(180deg,rgba(0,0,0,.32) 0%,rgba(0,0,0,0) 32%,rgba(0,0,0,0) 55%,rgba(0,0,0,.62) 100%);
}
.hero-overlay{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:0 32px 64px;color:#fff;max-width:760px;}
.hero-overlay .eyebrow{color:#f1f1f1;}
.hero-overlay h1{font-size:clamp(2.2rem,4.6vw,3.6rem);line-height:1.14;font-weight:400;color:#fff;}
.hero-overlay h1 em{font-style:italic;}
.hero-actions{margin-top:32px;display:flex;gap:18px;flex-wrap:wrap;}
.btn{display:inline-block;padding:14px 30px;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;border:1px solid var(--black);transition:all .25s ease;}
.btn-solid{background:var(--black);color:var(--white);border-color:var(--black);}
.btn-solid:hover{background:transparent;color:var(--black);}
.btn-outline{border-color:var(--black);}
.btn-outline:hover{background:var(--black);color:var(--white);}
.btn-outline-white{border:1px solid #fff;color:#fff;}
.btn-outline-white:hover{background:#fff;color:var(--black);}
.hero-overlay .btn-solid:hover{color:#fff;border-color:#fff;}
.scroll-cue{
  position:absolute;left:50%;bottom:26px;z-index:2;transform:translateX(-50%);
  color:#fff;font-size:1.3rem;opacity:.85;animation:scrollBounce 2.2s ease-in-out infinite;
}
@keyframes scrollBounce{0%,100%{transform:translate(-50%,0);}50%{transform:translate(-50%,8px);}}

@media (max-width:860px){
  .hero-overlay{padding:0 24px 52px;}
  .hero-actions{gap:12px;}
}

/* Section generic */
section{padding:110px 0;}
.section-head{max-width:640px;margin-bottom:64px;}
.section-head h2{font-size:clamp(2rem,3.6vw,2.9rem);font-weight:400;}
.section-head p{margin-top:18px;color:#444;font-size:1rem;}
.divider{border:none;border-top:1px solid var(--line);}
.alt{background:var(--off);}

/* About */
.about-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:start;}
.about-portrait{aspect-ratio:4/5;border:1px solid var(--line);background:var(--black);display:flex;align-items:center;justify-content:center;color:var(--off);position:relative;overflow:hidden;}
.about-portrait img{width:100%;height:100%;object-fit:cover;}
.about-portrait .ph-text{font-family:'Cormorant Garamond',serif;font-size:1.3rem;letter-spacing:.08em;text-align:center;padding:30px;font-style:italic;color:#dcdcdc;}
.about-cred{margin-top:22px;font-size:.8rem;letter-spacing:.06em;color:var(--gray);}
.about-text h3{font-size:1.7rem;margin-bottom:18px;}
.about-text p{margin-bottom:18px;color:#333;}
.about-list{margin-top:32px;display:grid;gap:18px;}
.about-list .row{display:flex;gap:16px;border-top:1px solid var(--line);padding-top:14px;}
.about-list .row span:first-child{font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--gray);width:160px;flex-shrink:0;}
@media (max-width:860px){
  .about-grid{grid-template-columns:1fr;}
  .about-list .row{flex-direction:column;gap:4px;}
  .about-list .row span:first-child{width:auto;}
}

/* Audience strip */
.audience{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.audience div{padding:34px 24px;border-left:1px solid var(--line);text-align:center;}
.audience div:first-child{border-left:none;}
.audience .num{font-family:'Cormorant Garamond',serif;font-size:1rem;font-style:italic;color:var(--gray);display:block;margin-bottom:8px;}
.audience .label{font-size:.92rem;letter-spacing:.02em;}
@media (max-width:760px){
  .audience{grid-template-columns:1fr 1fr;}
  .audience div{border-left:none;border-top:1px solid var(--line);}
  .audience div:nth-child(1),.audience div:nth-child(2){border-top:none;}
}

/* Services */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line);}
.service{padding:44px 36px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);}
.service:nth-child(3n){border-right:none;}
.service .stage{font-family:'Cormorant Garamond',serif;font-style:italic;color:var(--gray);font-size:.95rem;}
.service h4{font-size:1.5rem;margin:14px 0 14px;}
.service p{font-size:.92rem;color:#444;}
.service .meta{margin-top:18px;font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--gray);}
@media (max-width:860px){
  .services-grid{grid-template-columns:1fr;}
  .service{border-right:none;}
}
.extra-services{margin-top:50px;display:flex;flex-wrap:wrap;gap:14px;}
.extra-services span{border:1px solid var(--line);padding:10px 20px;font-size:.82rem;color:#333;}

/* Why change (Porque mudar) */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line);}
.why-card{padding:44px 36px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);}
.why-card:nth-child(3n){border-right:none;}
.why-card .num{font-family:'Cormorant Garamond',serif;font-style:italic;color:var(--gray);font-size:1.6rem;display:block;margin-bottom:18px;}
.why-card h4{font-size:1.3rem;margin-bottom:14px;line-height:1.3;}
.why-card p{font-size:.92rem;color:#444;}
@media (max-width:860px){
  .why-grid{grid-template-columns:1fr;}
  .why-card{border-right:none;}
}

/* Portfolio preview grid */
.work-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;}
.work-card{position:relative;aspect-ratio:4/5;overflow:hidden;background:var(--off);}
.work-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease;}
.work-card:hover img{transform:scale(1.06);}
.work-card .cap{position:absolute;left:0;right:0;bottom:0;padding:20px;background:linear-gradient(to top, rgba(0,0,0,.72), rgba(0,0,0,0));color:var(--white);}
.work-card .cap .t{font-family:'Cormorant Garamond',serif;font-size:1.2rem;}
.work-card .cap .s{font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;opacity:.8;margin-top:4px;}
@media (max-width:860px){.work-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.work-grid{grid-template-columns:1fr;}}
.center-cta{text-align:center;margin-top:56px;}

/* Quote */
.quote-block{max-width:780px;margin:0 auto;text-align:center;}
.quote-block .mark{font-family:'Cormorant Garamond',serif;font-size:4rem;color:var(--line);line-height:1;}
.quote-block p{font-family:'Cormorant Garamond',serif;font-size:1.7rem;font-style:italic;line-height:1.5;}
.quote-block .who{margin-top:24px;font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--gray);}

/* FAQ */
.faq-item{border-top:1px solid var(--line);padding:28px 0;}
.faq-item summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:1.05rem;font-weight:300;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";font-size:1.4rem;color:var(--gray);font-family:serif;}
.faq-item[open] summary::after{content:"–";}
.faq-item .a{margin-top:16px;color:#444;font-size:.95rem;max-width:760px;}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;}
.contact-grid h2{font-size:clamp(2rem,3.6vw,2.9rem);}
.contact-info .row{border-top:1px solid var(--line);padding:20px 0;}
.contact-info .row span:first-child{display:block;font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--gray);margin-bottom:6px;}
.contact-info .row a, .contact-info .row p{font-size:1.05rem;}
.contact-panel{background:var(--black);color:var(--white);padding:50px;}
.contact-panel h3{font-size:1.5rem;margin-bottom:18px;}
.contact-panel p{color:#cfcfcf;font-size:.95rem;margin-bottom:30px;}
.contact-panel .btn{border-color:var(--white);color:var(--white);}
.contact-panel .btn:hover{background:var(--white);color:var(--black);}
@media (max-width:860px){.contact-grid{grid-template-columns:1fr;}.contact-panel{padding:36px;}}

/* Footer */
footer{border-top:1px solid var(--line);padding:50px 0;}
.footer-grid{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px;}
.footer-grid .logo{font-size:1.1rem;}
.footer-links{display:flex;gap:28px;font-size:.8rem;letter-spacing:.05em;color:var(--gray);}
.footer-fine{margin-top:30px;font-size:.74rem;color:var(--gray);letter-spacing:.03em;}

/* Page hero (sub pages) */
.page-hero{padding:160px 0 70px;border-bottom:1px solid var(--line);}
.page-hero .eyebrow{margin-bottom:14px;}
.page-hero h1{font-size:clamp(2.3rem,5vw,3.6rem);}
.page-hero p{margin-top:18px;max-width:600px;color:#444;}

/* Project detail grid */
.project-block{padding:90px 0;border-bottom:1px solid var(--line);}
.project-head{display:flex;justify-content:space-between;align-items:baseline;flex-wrap:wrap;gap:14px;margin-bottom:36px;}
.project-head h3{font-size:1.9rem;}
.project-head .tag{font-size:.76rem;letter-spacing:.1em;text-transform:uppercase;color:var(--gray);}
.project-photos{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
.project-photos img{aspect-ratio:4/5;object-fit:cover;width:100%;}
@media (max-width:760px){.project-photos{grid-template-columns:1fr 1fr;}}
@media (max-width:480px){.project-photos{grid-template-columns:1fr;}}
.project-desc{margin-top:24px;max-width:720px;color:#3a3a3a;font-size:.97rem;}

/* Casa Liv page */
.cl-hero{position:relative;height:78vh;min-height:480px;overflow:hidden;}
.cl-hero img{width:100%;height:100%;object-fit:cover;}
.cl-hero .overlay{position:absolute;inset:0;background:linear-gradient(to top, rgba(0,0,0,.55), rgba(0,0,0,.05));display:flex;flex-direction:column;justify-content:flex-end;padding:60px 0;}
.cl-hero .overlay .container{color:var(--white);}
.cl-hero .eyebrow{color:#e6e6e6;}
.cl-hero h1{font-size:clamp(2.4rem,5.5vw,4rem);color:var(--white);}
.cl-narrative{max-width:760px;}
.cl-narrative p{margin-bottom:22px;font-size:1.05rem;color:#2c2c2c;}
.cl-specs{display:grid;grid-template-columns:repeat(2,1fr);gap:0;border-top:1px solid var(--line);margin-top:50px;}
.cl-specs div{padding:24px 0;border-bottom:1px solid var(--line);}
.cl-specs div:nth-child(odd){padding-right:30px;border-right:1px solid var(--line);}
.cl-specs .k{display:block;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--gray);margin-bottom:6px;}
.cl-specs .v{font-size:.98rem;}
@media (max-width:700px){.cl-specs{grid-template-columns:1fr;}.cl-specs div:nth-child(odd){border-right:none;}}
.cl-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:70px;}
.cl-gallery img{aspect-ratio:3/4;object-fit:cover;width:100%;}
@media (max-width:760px){.cl-gallery{grid-template-columns:1fr 1fr;}}
@media (max-width:480px){.cl-gallery{grid-template-columns:1fr;}}
.back-link{display:inline-flex;align-items:center;gap:8px;font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;margin-bottom:30px;}
.cl-logos{display:flex;align-items:center;gap:48px;flex-wrap:wrap;margin:8px 0 0;}
.cl-logos img{height:64px;width:auto;max-width:220px;object-fit:contain;}

/* Portfolio menu grid (estilo romariorodrigues.com) */
.portfolio-menu{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;}
.portfolio-menu .pcard{position:relative;aspect-ratio:1/1;overflow:hidden;display:block;background:var(--black);}
.portfolio-menu .pcard img{width:100%;height:100%;object-fit:cover;transition:transform .7s ease;}
.portfolio-menu .pcard:hover img{transform:scale(1.06);}
.portfolio-menu .pcard .cap{position:absolute;left:0;right:0;bottom:0;padding:24px;background:linear-gradient(to top, rgba(0,0,0,.8), rgba(0,0,0,0));color:var(--white);transform:translateY(8px);opacity:0;transition:all .35s ease;}
.portfolio-menu .pcard:hover .cap{opacity:1;transform:translateY(0);}
.portfolio-menu .pcard .cap .ab{font-family:'Cormorant Garamond',serif;font-size:1.35rem;letter-spacing:.03em;}
.portfolio-menu .pcard .cap .lo{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;opacity:.85;margin-top:4px;}
.portfolio-menu .pcard.soon{display:flex;align-items:center;justify-content:center;text-align:center;padding:24px;}
.portfolio-menu .pcard.soon span{font-family:'Cormorant Garamond',serif;font-style:italic;font-size:1.15rem;letter-spacing:.06em;color:#e6e6e6;}
.portfolio-menu .pcard.soon .cap{opacity:1;transform:none;background:none;position:static;padding:14px 0 0;}
@media (max-width:860px){.portfolio-menu{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.portfolio-menu{grid-template-columns:1fr;}.portfolio-menu .pcard .cap{opacity:1;transform:none;}}

/* Em breve / teaser placeholders */
.soon-badge{display:inline-block;border:1px solid currentColor;padding:7px 16px;font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;margin:14px 0 0;}
.work-card .soon-fill{width:100%;height:100%;background:var(--black);display:flex;align-items:center;justify-content:center;text-align:center;padding:20px;}
.work-card .soon-fill span{font-family:'Cormorant Garamond',serif;font-style:italic;font-size:1rem;letter-spacing:.08em;color:#e6e6e6;text-transform:uppercase;}
.project-soon{background:var(--black);color:var(--off);text-align:center;padding:70px 40px;border:1px solid var(--line);margin-top:70px;}
.project-soon .eyebrow{color:#bdbdbd;}
.project-soon h4{font-family:'Cormorant Garamond',serif;font-style:italic;font-size:1.5rem;margin:10px 0 14px;color:var(--off);}
.project-soon p{font-size:.92rem;color:#cfcfcf;max-width:520px;margin:0 auto;}