/* ==========================================================================
   Freire & Mattos — Arquitetura & Design
   ========================================================================== */

:root{
  --bg:            #faf7f2;
  --bg-alt:        #f1ebe1;
  --ink:           #262320;
  --ink-soft:      #58524a;
  --line:          #e2d9c9;
  --gold:          #a9824f;
  --gold-deep:     #8a6a3d;
  --white:         #ffffff;
  --shadow:        0 20px 50px -20px rgba(38,35,32,.25);
  --radius:        2px;
  --maxw:          1240px;
  --serif:         "Cormorant Garamond", "Times New Roman", serif;
  --sans:          "Jost", "Helvetica Neue", Arial, sans-serif;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{
  font-family:var(--serif);
  font-weight:600;
  line-height:1.1;
  margin:0 0 .5em;
  letter-spacing:.01em;
}
p{ margin:0 0 1em; }
.container{
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 6vw;
}
.eyebrow{
  display:inline-block;
  font-family:var(--sans);
  font-size:.72rem;
  letter-spacing:.32em;
  text-transform:uppercase;
  color:var(--gold-deep);
  margin-bottom:1.1em;
}
.section{ padding:7.5rem 0; position:relative; }
.section-head{ max-width:640px; margin-bottom:3.5rem; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-head h2{ font-size:clamp(2.1rem,4vw,3rem); }
.section-head p{ color:var(--ink-soft); font-size:1.08rem; }
.btn{
  display:inline-flex;
  align-items:center;
  gap:.6em;
  padding:.95em 2.1em;
  font-family:var(--sans);
  font-size:.85rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  border:1px solid var(--ink);
  border-radius:var(--radius);
  transition:background .35s ease,color .35s ease,border-color .35s ease,transform .25s ease;
  cursor:pointer;
  white-space:nowrap;
}
.btn-primary{ background:var(--ink); color:var(--white); border-color:var(--ink); }
.btn-primary:hover{ background:var(--gold-deep); border-color:var(--gold-deep); transform:translateY(-2px); }
.btn-ghost{ background:transparent; color:var(--white); border-color:rgba(255,255,255,.55); }
.btn-ghost:hover{ background:rgba(255,255,255,.12); border-color:var(--white); transform:translateY(-2px); }
.btn-outline{ background:transparent; color:var(--ink); }
.btn-outline:hover{ background:var(--ink); color:var(--white); transform:translateY(-2px); }

/* ---------- Header ---------- */
.site-header{
  position:fixed; inset:0 0 auto 0; z-index:200;
  display:flex; align-items:center; justify-content:space-between;
  padding:1.4rem 6vw;
  transition:background .4s ease,padding .4s ease,box-shadow .4s ease;
}
.site-header.solid{
  background:rgba(250,247,242,.92);
  backdrop-filter:blur(10px);
  padding:.9rem 6vw;
  box-shadow:0 1px 0 var(--line);
}
.brand{ display:flex; align-items:center; gap:.7rem; }
.brand img{ height:64px; width:auto; transition:filter .4s ease; }
.site-header:not(.solid) .brand img{ filter:brightness(0) invert(1); }

.main-nav ul{ display:flex; gap:2.4rem; align-items:center; }
.main-nav a{
  font-size:.82rem; letter-spacing:.1em; text-transform:uppercase;
  color:var(--white); position:relative; padding:.3em 0;
}
.site-header.solid .main-nav a{ color:var(--ink); }
.main-nav a::after{
  content:""; position:absolute; left:0; bottom:0; height:1px; width:0;
  background:currentColor; transition:width .3s ease;
}
.main-nav a:hover::after{ width:100%; }
.header-actions{ display:flex; align-items:center; gap:1.2rem; }
.header-actions .btn{ padding:.7em 1.6em; }
.btn-icon{ display:none; flex:none; }
.nav-toggle{
  display:none; width:26px; height:20px; position:relative; background:none; border:0; cursor:pointer; z-index:210;
}
.nav-toggle span{
  position:absolute; left:0; width:100%; height:1.5px; background:var(--white); transition:all .3s ease;
}
.site-header.solid .nav-toggle span{ background:var(--ink); }
.nav-toggle span:nth-child(1){ top:0; }
.nav-toggle span:nth-child(2){ top:9px; }
.nav-toggle span:nth-child(3){ top:18px; }
.nav-open .nav-toggle span:nth-child(1){ transform:translateY(9px) rotate(45deg); }
.nav-open .nav-toggle span:nth-child(2){ opacity:0; }
.nav-open .nav-toggle span:nth-child(3){ transform:translateY(-9px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero{
  position:relative; min-height:100vh; display:flex; align-items:center;
  background:#1c1a17;
  overflow:hidden;
}
.hero-media{ position:absolute; inset:0; }
.hero-media img{ width:100%; height:100%; object-fit:cover; opacity:.65; }
.hero-media::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(180deg,rgba(18,16,14,.55) 0%,rgba(18,16,14,.35) 40%,rgba(18,16,14,.85) 100%);
}
.hero-inner{ position:relative; z-index:2; color:var(--white); max-width:760px; padding:8rem 6vw 4rem; }
.hero .eyebrow{ color:#d8c7a1; }
.hero h1{
  font-size:clamp(2.6rem,6vw,4.6rem);
  color:var(--white);
  margin-bottom:.4em;
}
.hero h1 em{ font-style:italic; color:#e7d3a4; }
.hero p.lead{ font-size:1.2rem; max-width:520px; color:#ece7dd; margin-bottom:2.2em; }
.hero-ctas{ display:flex; flex-wrap:wrap; gap:1rem; }
.hero-scroll{
  position:absolute; bottom:2.4rem; left:50%; transform:translateX(-50%);
  display:flex; flex-direction:column; align-items:center; gap:.6rem;
  color:#e9e2d3; font-size:.7rem; letter-spacing:.25em; text-transform:uppercase; z-index:2;
}
.hero-scroll .line{ width:1px; height:38px; background:rgba(233,226,211,.6); animation:scrollLine 2s ease-in-out infinite; }
@keyframes scrollLine{ 0%{ transform:scaleY(0); transform-origin:top;} 50%{ transform:scaleY(1); transform-origin:top;} 51%{transform-origin:bottom;} 100%{ transform:scaleY(0); transform-origin:bottom;} }

/* ---------- Marquee strip ---------- */
.strip{
  background:var(--ink); color:var(--bg);
  padding:1.1rem 0; overflow:hidden; white-space:nowrap;
}
.strip .track{ display:inline-flex; gap:3rem; animation:marquee 32s linear infinite; }
.strip span{ font-family:var(--serif); font-style:italic; font-size:1.15rem; letter-spacing:.02em; opacity:.85; }
.strip span::after{ content:"—"; margin-left:3rem; opacity:.5; }
@keyframes marquee{ from{ transform:translateX(0);} to{ transform:translateX(-50%);} }

/* ---------- Intro / pain points ---------- */
.intro{ padding:7rem 0 4rem; }
.intro-grid{ display:grid; grid-template-columns:1.1fr 1fr; gap:4rem; align-items:start; }
.intro-lead h2{ font-size:clamp(1.9rem,3.4vw,2.6rem); }
.intro-lead p{ color:var(--ink-soft); font-size:1.08rem; }
.pain-list{ display:flex; flex-direction:column; gap:1.6rem; }
.pain-item{ display:flex; gap:1.1rem; align-items:flex-start; padding-bottom:1.6rem; border-bottom:1px solid var(--line); }
.pain-item:last-child{ border-bottom:0; }
.pain-num{ font-family:var(--serif); font-size:1.6rem; color:var(--gold); flex:none; width:2ch; }
.pain-item p{ margin:0; font-size:1.02rem; }

/* value props */
.values{ background:var(--bg-alt); padding:5.5rem 0; }
.values-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:2.5rem; }
.value-card{ text-align:center; padding:0 1rem; }
.value-card .glyph{
  width:64px; height:64px; margin:0 auto 1.4rem; border-radius:50%;
  border:1px solid var(--gold); display:flex; align-items:center; justify-content:center;
  font-family:var(--serif); font-size:1.5rem; color:var(--gold-deep);
}
.value-card h3{ font-size:1.3rem; }
.value-card p{ color:var(--ink-soft); font-size:.98rem; }

/* ---------- Services ---------- */
.services-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); border:1px solid var(--line); }
.service-card{
  background:var(--bg); padding:2.6rem 2.2rem; transition:background .35s ease, transform .35s ease;
  position:relative;
}
.service-card:hover{ background:var(--white); transform:translateY(-4px); box-shadow:var(--shadow); z-index:2; }
.service-card .num{ font-family:var(--serif); font-size:.95rem; color:var(--gold); display:block; margin-bottom:1.1rem; }
.service-card h3{ font-size:1.3rem; margin-bottom:.5rem; }
.service-card p{ color:var(--ink-soft); font-size:.95rem; margin:0; }

.service-extra{ margin-top:4rem; display:grid; grid-template-columns:repeat(2,1fr); gap:2.5rem; }
.extra-block h4{
  font-family:var(--sans); font-size:.78rem; letter-spacing:.18em; text-transform:uppercase; color:var(--gold-deep);
  margin-bottom:1.1rem;
}
.extra-block ul{ display:flex; flex-direction:column; gap:.7rem; }
.extra-block li{ padding-left:1.4rem; position:relative; color:var(--ink-soft); }
.extra-block li::before{ content:"—"; position:absolute; left:0; color:var(--gold); }

/* ---------- Portfolio ---------- */
.portfolio{ background:var(--ink); color:var(--bg); }
.portfolio .section-head p{ color:#c7c0b3; }
.portfolio .eyebrow{ color:#d8c7a1; }
.filters{ display:flex; gap:.6rem; flex-wrap:wrap; margin-bottom:3rem; }
.filter-btn{
  padding:.55em 1.3em; border:1px solid rgba(250,247,242,.3); border-radius:999px;
  font-size:.78rem; letter-spacing:.08em; text-transform:uppercase; color:#e7e2d6;
  background:transparent; cursor:pointer; transition:all .3s ease;
}
.filter-btn.active,.filter-btn:hover{ background:var(--bg); color:var(--ink); border-color:var(--bg); }

.gallery{
  columns:3 260px; column-gap:1.1rem;
}
.gallery-item{
  break-inside:avoid; margin-bottom:1.1rem; position:relative; overflow:hidden; border-radius:2px; cursor:pointer;
}
.gallery-item img{ width:100%; display:block; transition:transform .6s ease; }
.gallery-item:hover img{ transform:scale(1.06); }
.gallery-caption{
  position:absolute; inset:auto 0 0 0; padding:1.1rem 1.2rem;
  background:linear-gradient(0deg,rgba(20,18,15,.88),rgba(20,18,15,0));
  opacity:0; transform:translateY(8px); transition:opacity .35s ease, transform .35s ease;
}
.gallery-item:hover .gallery-caption{ opacity:1; transform:translateY(0); }
.gallery-caption .tag{ font-size:.68rem; letter-spacing:.18em; text-transform:uppercase; color:#d8c7a1; display:block; margin-bottom:.2rem; }
.gallery-caption .title{ font-family:var(--serif); font-size:1.15rem; color:var(--white); }

/* Lightbox */
.lightbox{
  position:fixed; inset:0; background:rgba(15,13,11,.94); z-index:500;
  display:none; align-items:center; justify-content:center; padding:4vh 4vw;
}
.lightbox.open{ display:flex; }
.lightbox img{ max-height:92vh; max-width:100%; border:1px solid rgba(255,255,255,.1); }
.lightbox-close,.lightbox-nav{
  position:absolute; background:none; border:0; color:var(--white); cursor:pointer;
  font-family:var(--serif); font-size:1.6rem; opacity:.75; transition:opacity .25s ease;
}
.lightbox-close{ top:2rem; right:2.5rem; font-size:2rem; }
.lightbox-close:hover,.lightbox-nav:hover{ opacity:1; }
.lightbox-nav.prev{ left:1.5rem; top:50%; transform:translateY(-50%); font-size:2.4rem; }
.lightbox-nav.next{ right:1.5rem; top:50%; transform:translateY(-50%); font-size:2.4rem; }

/* ---------- About ---------- */
.about-top{ display:grid; grid-template-columns:1fr 1fr; gap:4.5rem; align-items:center; }
.about-media{ position:relative; }
.about-media img{ width:100%; border-radius:2px; }
.about-stat{
  position:absolute; bottom:-2rem; left:-2rem; background:var(--ink); color:var(--bg);
  padding:1.6rem 2rem; text-align:center; min-width:150px;
}
.about-stat strong{ display:block; font-family:var(--serif); font-size:2.2rem; color:#e7d3a4; }
.about-stat span{ font-size:.72rem; letter-spacing:.1em; text-transform:uppercase; color:#c7c0b3; }
.about-copy p{ color:var(--ink-soft); font-size:1.05rem; }
.about-loc{ margin-top:1.6rem; padding-top:1.6rem; border-top:1px solid var(--line); display:flex; gap:1rem; }
.about-loc svg{ flex:none; width:22px; height:22px; color:var(--gold-deep); margin-top:.2rem; }
.about-loc p{ margin:0; font-size:.96rem; }

.team{ margin-top:6rem; display:grid; grid-template-columns:repeat(2,1fr); gap:2.5rem; }
.team-card{ background:var(--white); border:1px solid var(--line); padding:2.4rem; }
.team-card h3{ font-size:1.5rem; margin-bottom:.15em; }
.team-card .role{ font-size:.78rem; letter-spacing:.14em; text-transform:uppercase; color:var(--gold-deep); margin-bottom:1.1rem; display:block; }
.team-card p{ color:var(--ink-soft); font-size:.98rem; }

/* ---------- Testimonial ---------- */
.testimonial{ background:var(--bg-alt); }
.testimonial-inner{ max-width:820px; margin:0 auto; text-align:center; }
.testimonial-inner .quote-mark{ font-family:var(--serif); font-size:5rem; color:var(--gold); line-height:1; margin-bottom:0; }
.testimonial-inner blockquote{
  font-family:var(--serif); font-size:clamp(1.3rem,2.6vw,1.8rem); font-style:italic; line-height:1.5; margin:0 0 1.6rem;
}
.testimonial-inner .cite strong{ display:block; font-family:var(--sans); font-style:normal; font-size:.95rem; letter-spacing:.04em; }
.testimonial-inner .cite span{ font-size:.85rem; color:var(--ink-soft); }

/* Why hire */
.why{ padding-top:6rem; }
.why-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:2rem; }
.why-item{ display:flex; gap:1rem; align-items:flex-start; }
.why-item .check{
  flex:none; width:28px; height:28px; border-radius:50%; background:var(--ink); color:var(--bg);
  display:flex; align-items:center; justify-content:center; font-size:.85rem; margin-top:.15rem;
}
.why-item p{ margin:0; font-size:.98rem; }

/* ---------- Contact ---------- */
.contact{ background:#1c1a17; color:var(--bg); }
.contact .eyebrow{ color:#d8c7a1; }
.contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:5rem; }
.contact h2{ color:var(--white); }
.contact p.lead{ color:#c7c0b3; font-size:1.05rem; }
.contact-list{ margin-top:2.2rem; display:flex; flex-direction:column; gap:1.5rem; }
.contact-list li{ display:flex; gap:1rem; align-items:flex-start; }
.contact-list svg{ flex:none; width:22px; height:22px; color:#e7d3a4; margin-top:.15rem; }
.contact-list a,.contact-list span{ color:#ece7dd; font-size:1rem; }
.contact-list small{ display:block; color:#a49c8c; font-size:.8rem; margin-top:.15rem; }
.social-row{ display:flex; gap:1rem; margin-top:2.2rem; }
.social-row a{
  width:42px; height:42px; border:1px solid rgba(255,255,255,.3); border-radius:50%;
  display:flex; align-items:center; justify-content:center; transition:all .3s ease;
}
.social-row a:hover{ background:var(--bg); color:var(--ink); border-color:var(--bg); }

.form-card{ background:var(--bg); color:var(--ink); padding:2.8rem; border-radius:2px; }
.form-card h3{ font-size:1.5rem; }
.form-row{ margin-bottom:1.3rem; }
.form-row label{ display:block; font-size:.75rem; letter-spacing:.1em; text-transform:uppercase; color:var(--ink-soft); margin-bottom:.5rem; }
.form-row input,.form-row select,.form-row textarea{
  width:100%; border:0; border-bottom:1px solid var(--line); background:transparent;
  padding:.7em .1em; font-family:var(--sans); font-size:1rem; color:var(--ink); outline:none;
  transition:border-color .3s ease;
}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{ border-color:var(--gold-deep); }
.form-row textarea{ resize:vertical; min-height:90px; }
.form-card .btn{ width:100%; justify-content:center; margin-top:.5rem; }

.map-embed{ margin-top:2.5rem; border:1px solid var(--line); }
.map-embed iframe{ width:100%; height:260px; border:0; display:block; filter:grayscale(.15); }

/* ---------- Footer ---------- */
footer{ background:#141210; color:#9a9284; padding:3rem 0; }
.footer-row{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:1rem; font-size:.85rem; }
.footer-row .brand img{ height:28px; filter:brightness(0) invert(1); opacity:.85; }

/* ---------- WhatsApp floating button ---------- */
.wa-float{
  position:fixed; bottom:1.8rem; right:1.8rem; 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 25px rgba(0,0,0,.3);
  transition:transform .3s ease;
}
.wa-float:hover{ transform:scale(1.08); }

/* ---------- Reveal animation ---------- */
.reveal{ opacity:0; transform:translateY(24px); transition:opacity .8s ease, transform .8s ease; }
.reveal.in{ opacity:1; transform:none; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width:960px){
  .intro-grid,.about-top,.contact-grid{ grid-template-columns:1fr; }
  .team{ grid-template-columns:1fr; }
  .services-grid{ grid-template-columns:repeat(2,1fr); }
  .values-grid{ grid-template-columns:1fr; gap:2.5rem; }
  .why-grid{ grid-template-columns:1fr; gap:1.6rem; }
  .service-extra{ grid-template-columns:1fr; }
  .about-stat{ left:1rem; bottom:-1.6rem; padding:1.2rem 1.5rem; }
  .gallery{ columns:2 220px; }
}

@media (max-width:760px){
  .main-nav{
    position:fixed; inset:0 0 0 auto; width:78vw; max-width:340px; background:var(--bg);
    padding:7rem 2rem 2rem; transform:translateX(100%); transition:transform .4s ease; z-index:205;
    box-shadow:-10px 0 40px rgba(0,0,0,.2);
  }
  .nav-open .main-nav{ transform:translateX(0); }
  .main-nav ul{ flex-direction:column; align-items:flex-start; gap:1.6rem; }
  .main-nav a{ color:var(--ink); font-size:1rem; }
  .header-actions .btn span.btn-label{ display:none; }
  .header-actions .btn .btn-icon{ display:block; }
  .nav-toggle{ display:block; }
  .header-actions .btn.btn-primary{ padding:.7em; }
  .services-grid{ grid-template-columns:1fr; }
  .gallery{ columns:1 100%; }
  .section{ padding:5rem 0; }
  .hero-inner{ padding-top:7rem; }
  .form-card{ padding:2rem 1.5rem; }
}