/* ==========================================================================
   RÚSTICA PEDRAS NATURAIS — Landing Page
   Tokens: preto profundo + dourado envelhecido, tipografia serifada + Jost
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Poppins:ital,wght@0,500;0,600;0,700;1,500;1,600&display=swap');

:root{
  --ink:#171310;
  --ink-2:#211b16;
  --panel:#2a231c;
  --panel-2:#332b22;
  --hairline:rgba(198,166,103,.3);
  --hairline-soft:rgba(237,231,219,.14);
  --stone-100:#f6f1e8;
  --stone-300:#d9d0bf;
  --stone-500:#b6ab96;
  --stone-700:#8a8171;
  --gold:#c9a962;
  --gold-bright:#e8cd8e;
  --gold-deep:#93732f;
  --copper:#a37451;
  --wa:#2fae60;

  --serif:'Poppins', 'Helvetica Neue', Arial, sans-serif;
  --sans:'Inter', 'Helvetica Neue', Arial, sans-serif;

  --container:1220px;
  --gap:24px;
  --radius:2px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; background:var(--ink); width:100%; overflow-x:hidden; margin:0; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}

body{
  margin:0;
  width:100%;
  background:var(--ink);
  color:var(--stone-100);
  font-family:var(--sans);
  font-weight:300;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  position:relative;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
button{ font-family:inherit; cursor:pointer; }
::selection{ background:var(--gold); color:var(--ink); }

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

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 28px;
}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:12px;
  font-family:var(--sans);
  font-size:.72rem;
  letter-spacing:.28em;
  text-transform:uppercase;
  color:var(--gold);
  font-weight:500;
}
.eyebrow::before{
  content:'';
  width:26px; height:1px;
  background:var(--gold);
  display:inline-block;
}

h1,h2,h3{
  font-family:var(--serif);
  font-weight:600;
  color:var(--stone-100);
  margin:0;
  letter-spacing:.005em;
}
h2{ font-size:clamp(1.9rem,3.4vw,2.8rem); line-height:1.15; }
h3{ font-size:1.3rem; line-height:1.3; }
em{ font-style:italic; color:var(--gold-bright); }

p{ margin:0; }
.lede{
  color:var(--stone-300);
  font-size:1.05rem;
  font-weight:300;
  line-height:1.75;
  max-width:52ch;
}

.section{ padding:118px 0; position:relative; }
.section-head{
  display:flex;
  flex-direction:column;
  gap:18px;
  margin-bottom:64px;
  max-width:640px;
}
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; align-items:center; }

.hr-gold{
  width:100%; height:1px;
  background:linear-gradient(90deg, transparent, var(--hairline) 20%, var(--hairline) 80%, transparent);
  border:0;
  margin:0;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:16px 30px;
  font-family:var(--sans);
  font-size:.82rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  font-weight:500;
  border-radius:var(--radius);
  border:1px solid transparent;
  transition:transform .35s var(--ease), background .35s, border-color .35s, color .35s;
  white-space:nowrap;
}
.btn-gold{
  background:linear-gradient(120deg, var(--gold-deep), var(--gold) 55%, var(--gold-bright));
  color:#191309;
}
.btn-gold:hover{ transform:translateY(-2px); filter:brightness(1.06); }
.btn-ghost{
  border-color:var(--hairline);
  color:var(--stone-100);
  background:rgba(255,255,255,.02);
}
.btn-ghost:hover{ border-color:var(--gold); color:var(--gold-bright); transform:translateY(-2px); }
.btn-solid-outline{
  border-color:var(--stone-100);
  color:var(--stone-100);
  background:rgba(255,255,255,.14);
  backdrop-filter:blur(2px);
}
.btn-solid-outline:hover{ background:rgba(255,255,255,.22); border-color:var(--gold-bright); color:var(--gold-bright); transform:translateY(-2px); }
.btn-sm{ padding:12px 20px; font-size:.72rem; }
.btn svg{ width:16px; height:16px; flex:none; }
.btn:disabled,
.btn[aria-disabled="true"]{
  background:var(--panel-2);
  color:var(--stone-700);
  border-color:var(--hairline-soft);
  cursor:not-allowed;
  filter:none;
  transform:none;
  opacity:.7;
}
.btn:disabled:hover,
.btn[aria-disabled="true"]:hover{ transform:none; filter:none; }

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header{
  position:fixed; inset:0 0 auto 0; z-index:100;
  padding:22px 0;
  transition:padding .4s var(--ease), background .4s var(--ease), border-color .4s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  padding:14px 0;
  background:rgba(10,9,8,.86);
  backdrop-filter:blur(10px);
  border-bottom-color:var(--hairline);
}
.site-header .container{ display:flex; align-items:center; justify-content:space-between; gap:20px; }
.brand{ display:flex; align-items:center; }
.brand img{ height:38px; width:auto; filter:drop-shadow(0 2px 12px rgba(0,0,0,.6)) brightness(1.12); transition:height .4s var(--ease); }
.site-header.is-scrolled .brand img{ height:32px; }

.main-nav ul{ display:flex; gap:36px; }
.main-nav a{
  font-size:.78rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--stone-300);
  position:relative;
  padding-bottom:4px;
  transition:color .3s;
}
.main-nav a::after{
  content:'';
  position:absolute; left:0; right:100%; bottom:0; height:1px;
  background:var(--gold);
  transition:right .35s var(--ease);
}
.main-nav a:hover{ color:var(--stone-100); }
.main-nav a:hover::after{ right:0; }

.header-cta{ display:flex; align-items:center; gap:18px; }
.header-cta .btn{ display:none; }
@media (min-width:761px){ .header-cta .btn{ display:inline-flex; } }

.nav-toggle{
  display:none;
  flex-direction:column;
  gap:5px;
  background:none; border:0; padding:6px;
}
.nav-toggle span{ width:24px; height:1px; background:var(--stone-100); transition:transform .3s, opacity .3s; }
.nav-toggle.is-open span:nth-child(1){ transform:translateY(6px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2){ opacity:0; }
.nav-toggle.is-open span:nth-child(3){ transform:translateY(-6px) rotate(-45deg); }

.mobile-nav{ display:none; }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero{
  position:relative;
  min-height:100vh;
  min-height:100svh;
  display:flex;
  align-items:flex-end;
  overflow:hidden;
  background:var(--ink);
}
.hero-media{
  position:absolute; inset:0;
  overflow:hidden;
}
.hero-media img{
  width:100%; height:100%; object-fit:cover;
  transform:scale(1.08);
  animation:heroZoom 18s var(--ease) forwards;
}
@keyframes heroZoom{ to{ transform:scale(1); } }
.hero-media::after{
  content:'';
  position:absolute; inset:0;
  background:
    linear-gradient(0deg, rgba(18,15,12,.86) 4%, rgba(18,15,12,.4) 42%, rgba(18,15,12,.22) 62%, rgba(18,15,12,.58) 100%),
    linear-gradient(100deg, rgba(18,15,12,.74) 0%, rgba(18,15,12,.28) 46%, rgba(18,15,12,.1) 72%);
}
.hero-content{
  position:relative; z-index:2;
  padding-top:200px;
  padding-bottom:96px;
  width:100%;
}
.hero-content .eyebrow{ margin-bottom:26px; opacity:0; animation:riseIn .9s var(--ease) .3s forwards; }
.hero h1{
  font-size:clamp(2.5rem,6vw,4.6rem);
  line-height:1.06;
  max-width:15ch;
  opacity:0; animation:riseIn 1s var(--ease) .5s forwards;
}
.hero h1 i{ font-style:italic; color:var(--gold-bright); font-weight:500; white-space:nowrap; }
.h1-brand{
  display:block;
  font-family:var(--serif);
  font-style:italic;
  font-weight:500;
  font-size:.98em;
  line-height:1.06;
  color:var(--gold-bright);
  margin-bottom:.02em;
}
.hero-sub{
  margin-top:26px;
  max-width:46ch;
  color:var(--stone-300);
  font-size:1.08rem;
  line-height:1.75;
  opacity:0; animation:riseIn 1s var(--ease) .7s forwards;
}
.hero-actions{
  margin-top:44px;
  display:flex; flex-wrap:wrap; gap:18px; align-items:center;
  opacity:0; animation:riseIn 1s var(--ease) .9s forwards;
}
.hero-meta{
  margin-top:64px;
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:30px 56px;
  padding-top:28px;
  border-top:1px solid var(--hairline-soft);
  max-width:760px;
  opacity:0; animation:riseIn 1s var(--ease) 1.1s forwards;
}
.hero-meta div{ display:flex; flex-direction:column; gap:6px; }
.hero-meta span{ font-size:.7rem; letter-spacing:.14em; text-transform:uppercase; color:var(--stone-500); }
.hero-meta strong{ font-family:var(--serif); font-weight:600; font-size:1.05rem; color:var(--stone-100); }

@keyframes riseIn{ from{ opacity:0; transform:translateY(22px); } to{ opacity:1; transform:translateY(0); } }

.scroll-cue{
  position:absolute; right:36px; bottom:34px; z-index:2;
  display:flex; align-items:center; gap:12px;
  color:var(--stone-500);
  font-size:.68rem; letter-spacing:.2em; text-transform:uppercase;
  writing-mode:vertical-rl;
}
.scroll-cue::after{
  content:'';
  width:1px; height:52px;
  background:linear-gradient(var(--gold), transparent);
}
@media (max-width:760px){ .scroll-cue{ display:none; } }

/* ==========================================================================
   REVEAL
   ========================================================================== */
.reveal{ opacity:0; transform:translateY(34px); transition:opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.is-visible{ opacity:1; transform:translateY(0); }
.reveal-stagger > *{ opacity:0; transform:translateY(28px); transition:opacity .8s var(--ease), transform .8s var(--ease); }
.reveal-stagger.is-visible > *{ opacity:1; transform:translateY(0); }
.reveal-stagger.is-visible > *:nth-child(1){ transition-delay:.05s; }
.reveal-stagger.is-visible > *:nth-child(2){ transition-delay:.14s; }
.reveal-stagger.is-visible > *:nth-child(3){ transition-delay:.23s; }
.reveal-stagger.is-visible > *:nth-child(4){ transition-delay:.32s; }
.reveal-stagger.is-visible > *:nth-child(5){ transition-delay:.41s; }
.reveal-stagger.is-visible > *:nth-child(6){ transition-delay:.5s; }

/* ==========================================================================
   SOBRE
   ========================================================================== */
.about{ background:var(--ink); }
.about-grid{
  display:grid;
  grid-template-columns:.82fr 1fr;
  gap:72px;
  align-items:center;
}
.about-media{ position:relative; }
.about-media .frame{
  position:relative;
  border:1px solid var(--hairline);
  padding:16px;
}
.about-media img{ width:100%; height:560px; object-fit:cover; }
.specimen-tag{
  position:absolute; left:34px; bottom:34px;
  background:rgba(10,9,8,.82);
  border:1px solid var(--hairline);
  padding:12px 18px;
  backdrop-filter:blur(4px);
}
.specimen-tag .tag-name{ font-family:var(--serif); font-style:italic; font-size:.98rem; color:var(--gold-bright); }
.specimen-tag .tag-type{ font-size:.64rem; letter-spacing:.18em; text-transform:uppercase; color:var(--stone-500); margin-top:4px; }

.about-copy p + p{ margin-top:20px; }
.about-copy .lede{ max-width:56ch; }
.about-facts{
  margin-top:40px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:22px 32px;
  padding-top:32px;
  border-top:1px solid var(--hairline-soft);
}
.about-facts li{ display:flex; gap:14px; align-items:flex-start; }
.about-facts .ico{ flex:none; width:18px; height:18px; margin-top:3px; color:var(--gold); }
.about-facts strong{ display:block; color:var(--stone-100); font-weight:500; font-size:.92rem; }
.about-facts span{ color:var(--stone-500); font-size:.82rem; }

/* ==========================================================================
   DIFERENCIAIS
   ========================================================================== */
.diff{ background:var(--ink-2); border-top:1px solid var(--hairline-soft); border-bottom:1px solid var(--hairline-soft); }
.diff-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1px;
  background:var(--hairline-soft);
  border:1px solid var(--hairline-soft);
}
.diff-card{
  background:var(--ink-2);
  padding:40px 34px;
  display:flex;
  flex-direction:column;
  gap:18px;
  transition:background .4s;
}
.diff-card:hover{ background:var(--panel); }
.diff-card .ico{
  width:44px; height:44px;
  display:flex; align-items:center; justify-content:center;
  border:1px solid var(--hairline);
  color:var(--gold);
}
.diff-card .ico svg{ width:22px; height:22px; }
.diff-card h3{ font-size:1.12rem; }
.diff-card p{ color:var(--stone-500); font-size:.9rem; line-height:1.7; }

/* ==========================================================================
   PORTFOLIO / AMBIENTES
   ========================================================================== */
.portfolio{ background:var(--ink); }
.portfolio-head{
  display:flex; justify-content:space-between; align-items:flex-end; gap:30px; flex-wrap:wrap;
  margin-bottom:56px;
}
.filters{ display:flex; gap:10px; flex-wrap:wrap; }
.filter-btn{
  background:transparent;
  border:1px solid var(--hairline);
  color:var(--stone-500);
  padding:9px 18px;
  font-size:.72rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  border-radius:100px;
  transition:.3s;
}
.filter-btn:hover{ color:var(--stone-100); border-color:var(--gold); }
.filter-btn.is-active{ background:var(--gold); border-color:var(--gold); color:#191309; }

.grid-gallery{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  grid-auto-rows:260px;
  grid-auto-flow:dense;
  gap:14px;
}
.grid-gallery figure{
  position:relative;
  margin:0;
  overflow:hidden;
  cursor:pointer;
  background:var(--panel);
}
.grid-gallery img{
  width:100%; height:100%; object-fit:cover;
  transition:transform .7s var(--ease), filter .5s;
  filter:saturate(.98) brightness(1.02);
}
.grid-gallery figure:hover img{ transform:scale(1.07); filter:saturate(1.05) brightness(1); }
.grid-gallery figcaption{
  position:absolute; left:0; right:0; bottom:0;
  padding:16px 18px 14px;
  background:linear-gradient(0deg, rgba(8,7,6,.92), transparent);
  opacity:0; transform:translateY(8px);
  transition:.4s var(--ease);
}
.grid-gallery figure:hover figcaption{ opacity:1; transform:translateY(0); }
.grid-gallery figcaption .tag-stone{
  font-size:.62rem; letter-spacing:.14em; text-transform:uppercase;
  color:var(--gold); margin-bottom:4px;
}
.lightbox figcaption .tag-stone{
  font-size:.68rem; letter-spacing:.16em; text-transform:uppercase; color:var(--gold); margin-bottom:6px;
}
.grid-gallery figcaption .tag-name{ font-family:var(--serif); font-style:italic; color:var(--gold-bright); font-size:.92rem; }
.grid-gallery figcaption .tag-type{ font-size:.62rem; letter-spacing:.14em; text-transform:uppercase; color:var(--stone-300); }

.gi-big{ grid-column:span 2; grid-row:span 2; }

/* ---------- material marquee ---------- */
.marquee-wrap{
  margin-top:88px;
  border-top:1px solid var(--hairline-soft);
  border-bottom:1px solid var(--hairline-soft);
  padding:30px 0;
  overflow:hidden;
}
.marquee-label{
  font-size:.68rem; letter-spacing:.2em; text-transform:uppercase; color:var(--stone-500);
  margin-bottom:20px;
}
.marquee-track{
  display:flex; gap:18px; width:max-content;
  animation:marquee 42s linear infinite;
}
.marquee-wrap:hover .marquee-track{ animation-play-state:paused; }
.marquee-track img{
  height:150px; width:220px; object-fit:cover;
  filter:saturate(.96) brightness(1);
  border:1px solid var(--hairline-soft);
}
@keyframes marquee{ from{ transform:translateX(0); } to{ transform:translateX(-50%); } }

/* ==========================================================================
   PROCESSO
   ========================================================================== */
.process{ background:var(--ink-2); }
.process-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:26px;
}
.process-card{ display:flex; flex-direction:column; gap:20px; }
.process-card .frame{ overflow:hidden; border:1px solid var(--hairline-soft); }
.process-card img{ width:100%; height:280px; object-fit:cover; transition:transform .7s var(--ease); }
.process-card:hover img{ transform:scale(1.06); }
.process-card .mark{ font-family:var(--serif); font-style:italic; color:var(--gold); font-size:1.5rem; line-height:1; }
.process-card h3{ font-size:1.02rem; margin-top:4px; }
.process-card p{ color:var(--stone-500); font-size:.86rem; line-height:1.7; }

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq{ background:var(--ink-2); border-top:1px solid var(--hairline-soft); border-bottom:1px solid var(--hairline-soft); }
.faq-list{ max-width:820px; display:flex; flex-direction:column; }
.faq-item{
  border-bottom:1px solid var(--hairline-soft);
  padding:26px 0;
}
.faq-item summary{
  cursor:pointer;
  list-style:none;
  display:flex; align-items:center; justify-content:space-between; gap:20px;
  font-family:var(--serif);
  font-weight:600;
  font-size:1.06rem;
  color:var(--stone-100);
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{
  content:'+';
  flex:none;
  width:28px; height:28px;
  border:1px solid var(--hairline);
  color:var(--gold);
  display:flex; align-items:center; justify-content:center;
  font-size:1.1rem;
  transition:transform .3s var(--ease);
}
.faq-item[open] summary::after{ content:'–'; transform:rotate(180deg); }
.faq-item p{
  margin-top:16px;
  color:var(--stone-500);
  font-size:.94rem;
  line-height:1.75;
  max-width:68ch;
}

/* ==========================================================================
   BRAND MOMENT (assinatura)
   ========================================================================== */
.brand-moment{
  position:relative;
  min-height:78vh;
  display:flex; align-items:center; justify-content:center;
  text-align:center;
  overflow:hidden;
}
.brand-moment img{
  position:absolute; inset:0; width:100%; height:100%; object-fit:cover;
  filter:saturate(.88) brightness(.76);
}
.brand-moment::after{
  content:'';
  position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(20,16,13,.4) 0%, rgba(20,16,13,.22) 40%, rgba(20,16,13,.74) 100%);
}
.brand-moment-content{ position:relative; z-index:2; max-width:760px; padding:0 28px; }
.brand-moment .quote{
  font-family:var(--serif);
  font-style:italic;
  font-weight:500;
  font-size:clamp(1.6rem,3.6vw,2.6rem);
  line-height:1.35;
  color:var(--stone-100);
}
.brand-moment .quote em{ color:var(--gold-bright); }
.brand-moment .attr{
  margin-top:24px;
  font-size:.74rem;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--gold);
}

/* ==========================================================================
   CONTATO
   ========================================================================== */
.contact{ background:var(--ink); position:relative; }
.contact-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:0;
  border:1px solid var(--hairline-soft);
}
.contact-info{
  background:var(--panel);
  padding:64px 54px;
  display:flex; flex-direction:column; justify-content:space-between;
  gap:48px;
}
.contact-info .lede{ margin-top:18px; }
.contact-list{ display:flex; flex-direction:column; gap:26px; }
.contact-list li{ display:flex; gap:16px; align-items:flex-start; }
.contact-list .ico{ flex:none; width:20px; height:20px; color:var(--gold); margin-top:2px; }
.contact-list strong{ display:block; font-size:.72rem; letter-spacing:.14em; text-transform:uppercase; color:var(--stone-500); margin-bottom:4px; }
.contact-list span, .contact-list a{ color:var(--stone-100); font-size:.98rem; }
.contact-list a:hover{ color:var(--gold-bright); }
.social-row{ display:flex; gap:14px; }
.social-row a{
  width:42px; height:42px;
  border:1px solid var(--hairline);
  display:flex; align-items:center; justify-content:center;
  transition:.3s;
}
.social-row a:hover{ border-color:var(--gold); color:var(--gold-bright); }
.social-row svg{ width:18px; height:18px; }

.contact-form{ background:var(--ink-2); padding:64px 54px; }
.field{ margin-bottom:22px; }
.field label{
  display:block;
  font-size:.7rem; letter-spacing:.14em; text-transform:uppercase;
  color:var(--stone-500);
  margin-bottom:10px;
}
.field input, .field select, .field textarea{
  width:100%;
  background:transparent;
  border:0;
  border-bottom:1px solid var(--hairline);
  color:var(--stone-100);
  font-family:var(--sans);
  font-size:1rem;
  font-weight:300;
  padding:10px 2px;
  transition:border-color .3s;
}
.field select{ background:var(--ink-2); }
.field select option{ background:var(--ink-2); }
.field textarea{ resize:vertical; min-height:90px; }
.field input:focus, .field select:focus, .field textarea:focus{
  outline:none; border-color:var(--gold);
}
.field input::placeholder, .field textarea::placeholder{ color:var(--stone-700); }
.field-row{ display:grid; grid-template-columns:1fr 1fr; gap:22px; }
.form-note{ margin-top:6px; font-size:.76rem; color:var(--stone-500); line-height:1.6; }
.form-note a{ color:var(--gold); }
.form-status{ margin-top:16px; font-size:.85rem; color:var(--gold-bright); min-height:20px; }
.contact-form .btn{ width:100%; margin-top:8px; }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer{ background:var(--ink); border-top:1px solid var(--hairline-soft); padding:64px 0 28px; }
.footer-top{
  display:flex; justify-content:space-between; gap:40px; flex-wrap:wrap;
  padding-bottom:44px;
}
.footer-brand img{ height:26px; margin-bottom:16px; }
.footer-brand p{ color:var(--stone-500); font-size:.86rem; max-width:32ch; line-height:1.7; }
.footer-cols{ display:flex; gap:64px; flex-wrap:wrap; }
.footer-col h4{
  font-family:var(--sans); font-size:.7rem; letter-spacing:.16em; text-transform:uppercase;
  color:var(--stone-500); margin-bottom:18px; font-weight:500;
}
.footer-col ul{ display:flex; flex-direction:column; gap:12px; }
.footer-col a{ color:var(--stone-300); font-size:.9rem; transition:color .3s; }
.footer-col a:hover{ color:var(--gold-bright); }
.footer-bottom{
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:14px;
  padding-top:28px; border-top:1px solid var(--hairline-soft);
  font-size:.78rem; color:var(--stone-700);
}
.footer-bottom a{ color:var(--stone-500); }
.footer-bottom a:hover{ color:var(--gold); }

/* ==========================================================================
   WHATSAPP FLOAT
   ========================================================================== */
.wa-float{
  position:fixed; right:24px; bottom:24px; z-index:90;
  width:58px; height:58px;
  border-radius:50%;
  background:var(--wa);
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 10px 30px rgba(0,0,0,.45);
  transition:transform .3s var(--ease);
}
.wa-float:hover{ transform:scale(1.08); }
.wa-float svg{ width:28px; height:28px; color:#fff; }

/* ==========================================================================
   LIGHTBOX
   ========================================================================== */
.lightbox{
  position:fixed; inset:0; z-index:200;
  background:rgba(6,5,4,.94);
  display:flex; align-items:center; justify-content:center;
  padding:40px;
  opacity:0; visibility:hidden;
  transition:opacity .35s var(--ease);
}
.lightbox.is-open{ opacity:1; visibility:visible; }
.lightbox img{ max-width:min(1100px,92vw); max-height:84vh; object-fit:contain; border:1px solid var(--hairline); }
.lightbox figcaption{ text-align:center; margin-top:18px; color:var(--stone-300); }
.lightbox figcaption .tag-name{ font-family:var(--serif); font-style:italic; color:var(--gold-bright); }
.lightbox-close{
  position:absolute; top:28px; right:32px;
  width:44px; height:44px;
  border:1px solid var(--hairline);
  background:transparent; color:var(--stone-100);
  display:flex; align-items:center; justify-content:center;
}
.lightbox-close:hover{ border-color:var(--gold); color:var(--gold-bright); }
.lightbox-close svg{ width:18px; height:18px; }

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width:1080px){
  .section{ padding:92px 0; }
  .about-grid{ grid-template-columns:1fr; gap:48px; }
  .about-media img{ height:420px; }
  .diff-grid{ grid-template-columns:repeat(2,1fr); }
  .process-grid{ grid-template-columns:repeat(2,1fr); }
  .contact-grid{ grid-template-columns:1fr; }
  .contact-info, .contact-form{ padding:48px 36px; }
  .grid-gallery{ grid-template-columns:repeat(2,1fr); grid-auto-rows:220px; }
}

@media (max-width:760px){
  .container{ padding:0 20px; }
  .section{ padding:76px 0; }
  .section-head{ margin-bottom:44px; }
  .main-nav, .header-cta .btn{ display:none; }
  .nav-toggle{ display:flex; }
  .mobile-nav{
    display:flex;
    overflow:hidden;
    position:fixed; inset:0 0 0 auto; z-index:99;
    width:min(320px,84vw); height:100vh;
    background:var(--ink-2);
    border-left:1px solid var(--hairline);
    padding:110px 34px 40px;
    transform:translateX(100%);
    transition:transform .45s var(--ease);
    display:flex; flex-direction:column; gap:30px;
  }
  .mobile-nav.is-open{ transform:translateX(0); }
  .mobile-nav a{ font-family:var(--serif); font-size:1.3rem; color:var(--stone-100); }
  .mobile-nav .btn{ margin-top:10px; white-space:normal; text-align:center; }

  .hero-content{ padding-top:150px; padding-bottom:70px; }
  .hero h1{ max-width:none; }
  .hero-meta{ gap:26px 40px; }

  .about-facts{ grid-template-columns:1fr; }
  .diff-grid{ grid-template-columns:1fr; }
  .process-grid{ grid-template-columns:1fr; }
  .process-card img{ height:230px; }

  .portfolio-head{ flex-direction:column; align-items:flex-start; }
  .grid-gallery{ grid-template-columns:1fr; grid-auto-rows:220px; }
  .gi-big{ grid-column:span 1; grid-row:span 1; }

  .contact-info, .contact-form{ padding:40px 24px; }
  .field-row{ grid-template-columns:1fr; gap:0; }

  .footer-top{ flex-direction:column; gap:36px; }
  .footer-cols{ gap:36px; }

  .wa-float{ right:16px; bottom:16px; width:52px; height:52px; }
}

@media (max-width:420px){
  .hero h1{ font-size:2.15rem; }
  .brand-moment .quote{ font-size:1.35rem; }
}

/* ==========================================================================
   ANTI-OVERFLOW / AJUSTES MOBILE
   ========================================================================== */
.eyebrow{ flex-wrap:wrap; max-width:100%; }
.contact-list a, .contact-list span, .footer-col a, .footer-bottom a, .form-note{
  overflow-wrap:anywhere;
}
.hero-meta div, .about-facts li, .about-facts div,
.contact-list li, .contact-list div, .diff-card, .process-card{ min-width:0; }
.about-grid > *, .diff-grid > *, .process-grid > *, .contact-grid > *, .field-row > *{ min-width:0; }
.grid-gallery, .diff-grid, .process-grid, .contact-grid, .field-row, .about-grid{ max-width:100%; }

@media (max-width:900px){
  .hero-meta{ grid-template-columns:1fr; gap:24px; max-width:none; }
}

@media (max-width:760px){
  .btn{ white-space:normal; text-align:center; max-width:100%; padding:15px 22px; }
  .hero-actions{ margin-top:34px; gap:12px; }
  .hero-actions .btn{ width:100%; }
  .hero-content{ padding-top:132px; padding-bottom:60px; }
  .hero .eyebrow{ font-size:.6rem; letter-spacing:.12em; gap:8px; line-height:1.7; }
  .hero-content .eyebrow{ margin-bottom:18px; }
  .hero h1{ font-size:clamp(2rem,8.5vw,2.6rem); line-height:1.12; }
  .hero-sub{ margin-top:20px; font-size:1rem; line-height:1.7; }
  .hero .eyebrow::before{ width:18px; }
  .hero-meta{ margin-top:44px; gap:22px; }
  .hero-meta strong{ font-size:.98rem; }

  .brand img{ height:30px; }
  .site-header.is-scrolled .brand img{ height:26px; }

  .about-media img{ height:340px; }
  .specimen-tag{ left:16px; right:16px; bottom:16px; padding:10px 14px; }
  .diff-card{ padding:30px 22px; }

  .grid-gallery figcaption{ opacity:1; transform:none; }
  .marquee-wrap{ margin-top:56px; }
  .marquee-wrap .container{ padding:0; }
  .marquee-track{ gap:12px; }
  .marquee-track img{ height:118px; width:168px; }

  .faq-item summary{ font-size:.98rem; gap:14px; }
  .contact-info, .contact-form{ padding:36px 20px; }
  .contact-list span, .contact-list a{ font-size:.92rem; }

  .lightbox{ padding:18px; }
  .lightbox img{ max-width:100%; max-height:70vh; }
  .lightbox-close{ top:12px; right:14px; width:38px; height:38px; }

  .footer-bottom{ flex-direction:column; align-items:flex-start; gap:8px; }
}

@media (max-width:420px){
  .container{ padding:0 16px; }
  .hero h1{ font-size:1.95rem; }
  .hero-sub{ font-size:.96rem; }
  .hero-meta{ margin-top:36px; }
  .hero .eyebrow{ font-size:.58rem; letter-spacing:.1em; }
  .hero-meta strong{ font-size:.92rem; }
  .brand-moment .quote{ font-size:1.35rem; }
  .marquee-track img{ height:104px; width:148px; }
  .wa-float{ width:50px; height:50px; }
}