:root{
  --coal:#070707;
  --ivory:#F1E6D7;
  --copper:#B86330;
  --whatsapp:#0B7A3F;
  --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ivory);color:var(--coal);font-family:Arial,Helvetica,sans-serif}
img{max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit}

.site-header{position:fixed;z-index:1000;top:12px;left:12px;right:12px;display:grid;grid-template-columns:auto 1fr auto;align-items:start;pointer-events:none}
.brand,.main-nav,.whatsapp,.menu-toggle{pointer-events:auto}
.brand{width:250px;background:rgba(241,230,215,.96);border-radius:0 0 24px 0;padding:16px 18px}
.brand img{display:block;width:100%;height:auto}
.brand-symbol{display:none}
.main-nav{justify-self:center;display:flex;gap:28px;background:rgba(241,230,215,.96);padding:16px 26px;border-radius:0 0 24px 24px}
.main-nav a{font-size:14px}
.main-nav a[aria-current="page"]{font-weight:700}
.whatsapp{justify-self:end;background:var(--whatsapp);color:#fff;padding:14px 22px;border-radius:0 0 0 24px;font-weight:700}
.menu-toggle{display:none}

.hero{position:relative;height:112svh;min-height:760px;margin:0 12px;border-radius:0 0 var(--radius) var(--radius);overflow:hidden;background:#000;color:var(--ivory)}
.hero-image{position:absolute;left:0;top:-18%;width:100%;height:136%;object-fit:cover;object-position:center center;transform:translate3d(0,var(--parallax,0),0);will-change:transform}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.42),rgba(0,0,0,.03) 62%),linear-gradient(0deg,rgba(0,0,0,.28),transparent 55%)}
.hero-kicker,.hero-title,.hero-tagline,.hero-cta,.explore{position:absolute;z-index:2}
.hero-kicker{left:5.5%;top:28%;font-size:clamp(18px,1.7vw,28px);line-height:1.25}
.hero-title{left:5%;right:4%;top:39%;margin:0;font-size:clamp(84px,14vw,220px);line-height:.78;letter-spacing:-.08em;font-weight:800}
.hero-tagline{right:5.5%;bottom:13%;max-width:470px;font-family:Georgia,serif;font-size:clamp(26px,3vw,48px);font-style:italic;line-height:1.05}
.hero-cta{right:5.5%;bottom:6%;background:var(--whatsapp);color:#fff;padding:14px 22px;border-radius:999px;font-weight:700}
.explore{right:1.5%;bottom:1.5%;background:var(--ivory);color:var(--coal);padding:12px 18px;border-radius:999px}

.eyebrow{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--copper);font-weight:700}
.light{color:var(--ivory)}
.intro-block{padding:clamp(80px,10vw,150px) 6% 60px}
.intro-block h2,.section-heading h2,.studio h2,.about h2,.faq-intro h2{font-size:clamp(52px,7vw,108px);line-height:.88;letter-spacing:-.06em;margin:28px 0;font-weight:500}
.intro-block em,.section-heading em,.studio em,.about em,.faq-intro em,.portfolio-hero em{font-family:Georgia,serif;font-weight:400}
.intro-copy{max-width:800px;font-size:20px;line-height:1.55;color:rgba(7,7,7,.66)}

/* HOME: exatamente 6 imagens, em composição leve */
.mosaic.home-mosaic{padding:0 16px 34px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.photo{display:block;width:100%;padding:0;border:0;background:none;border-radius:20px;overflow:hidden;cursor:zoom-in}
.home-mosaic .photo{aspect-ratio:4/5}
.home-mosaic .photo:nth-child(2),.home-mosaic .photo:nth-child(5){aspect-ratio:1/1}
.photo img{display:block;width:100%;height:100%;object-fit:cover}
.portfolio-cta-row{padding:0 16px 110px;text-align:center}
.portfolio-cta{display:inline-block;border:1px solid var(--coal);border-radius:999px;padding:15px 24px;font-weight:700}

.dark-services{background:var(--coal);color:var(--ivory);padding:clamp(85px,10vw,150px) 6%}
.section-heading{max-width:1050px}
.service-list{margin-top:70px;border-top:1px solid rgba(241,230,215,.3)}
.service-list article{display:grid;grid-template-columns:70px 1fr 1.1fr;gap:28px;padding:34px 0;border-bottom:1px solid rgba(241,230,215,.25);align-items:start}
.service-list span{color:var(--copper);font-size:13px}
.service-list h3{font-size:clamp(32px,4vw,58px);margin:0;font-weight:500;letter-spacing:-.04em}
.service-list p{margin:4px 0 0;line-height:1.6;color:rgba(241,230,215,.7)}

.studio,.about{display:grid;grid-template-columns:1fr 1fr;gap:6%;padding:clamp(85px,10vw,150px) 6%;align-items:center}
.studio figure,.about figure{margin:0;border-radius:var(--radius);overflow:hidden}
.studio figure img,.about figure img{display:block;width:100%;height:auto}
.studio p,.about p{font-size:18px;line-height:1.65;color:rgba(7,7,7,.66)}

/* HOME: coluna de perguntas */
.faq-section{display:grid;grid-template-columns:minmax(280px,.8fr) minmax(420px,1.2fr);gap:8%;padding:clamp(90px,10vw,150px) 6%;border-top:1px solid rgba(7,7,7,.12);border-bottom:1px solid rgba(7,7,7,.12)}
.faq-intro>p:last-child{max-width:520px;font-size:18px;line-height:1.6;color:rgba(7,7,7,.62)}
.faq-column{border-top:1px solid rgba(7,7,7,.22)}
.faq-column details{border-bottom:1px solid rgba(7,7,7,.22);padding:0}
.faq-column summary{list-style:none;cursor:pointer;padding:28px 44px 28px 0;font-size:clamp(20px,2.2vw,32px);line-height:1.15;position:relative}
.faq-column summary::-webkit-details-marker{display:none}
.faq-column summary::after{content:'+';position:absolute;right:4px;top:24px;color:var(--copper);font-size:30px;font-weight:300}
.faq-column details[open] summary::after{content:'–'}
.faq-column details p{margin:0;padding:0 52px 28px 0;max-width:720px;font-size:17px;line-height:1.65;color:rgba(7,7,7,.65)}

.final-cta{background:var(--coal);color:var(--ivory);padding:clamp(95px,12vw,180px) 6%}
.final-cta h2{font-size:clamp(58px,8vw,128px);line-height:.86;letter-spacing:-.065em;margin:30px 0 55px;font-weight:500;max-width:1200px}
.final-cta a{display:inline-block;background:var(--whatsapp);color:#fff;padding:16px 25px;border-radius:999px;font-weight:700}
footer{background:var(--coal);color:rgba(241,230,215,.58);display:grid;grid-template-columns:240px 1fr auto;gap:30px;align-items:center;padding:50px 5%;font-size:12px}
footer img{width:220px}
footer p:nth-child(2){text-align:center}

/* PORTFÓLIO COMPLETO */
.portfolio-page{padding-top:110px}
.portfolio-hero{padding:110px 6% 80px}
.portfolio-hero h1{font-size:clamp(64px,10vw,154px);line-height:.82;letter-spacing:-.07em;margin:30px 0;font-weight:500}
.portfolio-hero>p:last-child{max-width:760px;font-size:20px;line-height:1.55;color:rgba(7,7,7,.62)}
.portfolio-category{padding:0 16px 90px}
.portfolio-category-heading{display:flex;justify-content:space-between;gap:30px;align-items:end;padding:0 5% 28px}
.portfolio-category-heading span{font-size:13px;color:rgba(7,7,7,.5)}
.portfolio-full-grid{columns:3 330px;column-gap:12px}
.portfolio-full-grid .photo{break-inside:avoid;margin:0 0 12px;aspect-ratio:auto}
.portfolio-full-grid .photo img{width:100%;height:auto;object-fit:contain}
.portfolio-back{padding:10px 6% 120px}
.portfolio-back a{display:inline-block;border:1px solid var(--coal);border-radius:999px;padding:14px 22px}
.portfolio-empty{padding:40px 6%;font-size:18px;color:rgba(7,7,7,.65)}

/* LIGHTBOX */
.lightbox{position:fixed;z-index:5000;inset:0;background:rgba(7,7,7,.97);display:none;grid-template-columns:70px 1fr 70px;grid-template-rows:70px 1fr 55px;align-items:center}
.lightbox.open{display:grid}
.lightbox-image{grid-area:2/2;max-height:calc(100vh - 150px);max-width:100%;justify-self:center;object-fit:contain}
.lightbox button{width:44px;height:44px;border:1px solid rgba(241,230,215,.4);border-radius:50%;background:transparent;color:var(--ivory);font-size:24px;cursor:pointer}
.lightbox-close{grid-area:1/3}.lightbox-prev{grid-area:2/1}.lightbox-next{grid-area:2/3}.lightbox-count{grid-area:3/2;text-align:center;color:rgba(241,230,215,.65)}

@media(max-width:900px){
  .brand{width:58px;padding:10px}.brand-full{display:none}.brand-symbol{display:block}
  .main-nav{display:none;position:fixed;top:72px;left:12px;right:12px;flex-direction:column;gap:0;border-radius:18px;padding:8px;background:var(--ivory)}
  .main-nav.open{display:flex}.main-nav a{padding:15px;border-bottom:1px solid rgba(7,7,7,.1)}
  .menu-toggle{display:block;position:fixed;left:82px;top:16px;width:44px;height:44px;border:0;border-radius:999px;background:var(--coal)}
  .menu-toggle span{display:block;width:18px;height:1px;background:var(--ivory);margin:5px auto}
  .whatsapp{padding:12px 16px;font-size:12px}
  .hero{height:104svh;min-height:680px}.hero-image{top:-12%;height:124%;object-position:53% center}
  .hero-kicker{left:5%;top:19%;width:80%;font-size:17px}.hero-title{top:39%;font-size:19vw}
  .hero-tagline{left:5%;right:5%;bottom:15%;max-width:none;font-size:30px}.hero-cta{left:5%;right:auto;bottom:7%}.explore{display:none}
  .mosaic.home-mosaic{grid-template-columns:1fr 1fr}
  .service-list article{grid-template-columns:45px 1fr}.service-list p{grid-column:2}
  .studio,.about{grid-template-columns:1fr;gap:45px;padding-left:22px;padding-right:22px}
  .faq-section{grid-template-columns:1fr;gap:40px;padding-left:22px;padding-right:22px}
  .intro-block{padding-left:22px;padding-right:22px}.dark-services,.final-cta{padding-left:22px;padding-right:22px}
  .portfolio-hero{padding-left:22px;padding-right:22px}
  .portfolio-full-grid{columns:2 260px}
  footer{grid-template-columns:1fr;text-align:left}footer p:nth-child(2){text-align:left}
}

@media(max-width:600px){
  .mosaic.home-mosaic{grid-template-columns:1fr}
  .home-mosaic .photo,.home-mosaic .photo:nth-child(2),.home-mosaic .photo:nth-child(5){aspect-ratio:auto}
  .home-mosaic .photo img{height:auto;object-fit:contain}
  .portfolio-full-grid{columns:1}
  .portfolio-category{padding-left:8px;padding-right:8px}
  .portfolio-category-heading{padding-left:14px;padding-right:14px}
}

@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.hero-image{transform:none!important;will-change:auto}}