/* ============================================================
   Trinca Mosaico — design system
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,400;0,9..144,500;0,9..144,600;0,9..144,700;1,9..144,400;1,9..144,500&family=Work+Sans:wght@300;400;500;600;700&display=swap');

:root{
  --bg:        #100e0c;
  --bg-alt:    #17140f;
  --bg-card:   #1c1812;
  --fg:        #f4ede1;
  --fg-dim:    #cdc2b2;
  --muted:     #9a8f7e;
  --line:      rgba(244,237,225,0.10);
  --line-2:    rgba(244,237,225,0.18);
  --accent:    #d9803f;
  --accent-2:  #c99a3f;
  --accent-ink:#1a0f06;
  --terra-deep:#8a3f2b;
  --shadow:    0 30px 60px -25px rgba(0,0,0,0.6);
  --radius:    2px;
  --maxw:      1240px;
  --nav-h:     78px;
}

@media (prefers-color-scheme: light){
  :root:not([data-theme="dark"]){
    /* Site is intentionally a single dark, gallery-like experience in both schemes */
  }
}

*, *::before, *::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--bg);
  color:var(--fg);
  font-family:'Work Sans', system-ui, -apple-system, Segoe UI, sans-serif;
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
h1,h2,h3,h4{
  font-family:'Fraunces', Georgia, serif;
  font-weight:500;
  line-height:1.08;
  margin:0 0 .5em;
  letter-spacing:-0.01em;
}
p{ margin:0 0 1em; color:var(--fg-dim); }
.serif-italic{ font-style:italic; font-weight:400; }

::selection{ background:var(--accent); color:var(--accent-ink); }

.wrap{
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 28px;
}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:.72rem;
  letter-spacing:.24em;
  text-transform:uppercase;
  color:var(--accent);
  font-weight:600;
  margin-bottom:1.1em;
}
.eyebrow::before{
  content:'';
  width:26px; height:1px;
  background:var(--accent);
  display:inline-block;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:14px 26px;
  border-radius:999px;
  font-size:.85rem;
  font-weight:600;
  letter-spacing:.03em;
  border:1px solid var(--line-2);
  transition:all .25s ease;
  white-space:nowrap;
  cursor:pointer;
}
.btn-solid{
  background:var(--accent);
  border-color:var(--accent);
  color:var(--accent-ink);
}
.btn-solid:hover{ background:var(--accent-2); border-color:var(--accent-2); transform:translateY(-2px); }
.btn-ghost{ background:transparent; color:var(--fg); }
.btn-ghost:hover{ border-color:var(--accent); color:var(--accent); transform:translateY(-2px); }
.btn-sm{ padding:10px 18px; font-size:.76rem; }
.btn svg{ width:16px; height:16px; flex:none; }

/* ---------- nav ---------- */
.site-nav{
  position:fixed; top:0; left:0; right:0; z-index:200;
  height:var(--nav-h);
  display:flex; align-items:center;
  background:linear-gradient(to bottom, rgba(16,14,12,.92), rgba(16,14,12,0));
  backdrop-filter:blur(2px);
  transition:background .3s ease, box-shadow .3s ease;
}
.site-nav.is-solid{
  background:rgba(16,14,12,.92);
  box-shadow:0 1px 0 var(--line);
  backdrop-filter:blur(10px);
}
.site-nav .wrap{ display:flex; align-items:center; justify-content:space-between; width:100%; }
.brand{ display:flex; align-items:center; gap:12px; font-family:'Fraunces',serif; font-size:1.25rem; letter-spacing:.02em; }
.brand img{ height:38px; width:auto; }
.brand b{ font-weight:600; }
.brand span{ color:var(--muted); font-size:.65rem; letter-spacing:.18em; text-transform:uppercase; display:block; margin-top:2px; }

.nav-links{ display:flex; align-items:center; gap:34px; }
.nav-links a{
  font-size:.82rem; letter-spacing:.03em; color:var(--fg-dim);
  position:relative; padding:6px 0;
  transition:color .2s ease;
}
.nav-links a:hover, .nav-links a.active{ color:var(--fg); }
.nav-links a.active::after{
  content:''; position:absolute; left:0; right:0; bottom:0; height:1px; background:var(--accent);
}
.nav-cta{ display:flex; align-items:center; gap:18px; }

.nav-burger{
  display:none; width:40px; height:40px; border-radius:50%;
  border:1px solid var(--line-2); background:transparent;
  align-items:center; justify-content:center; cursor:pointer;
}
.nav-burger span{ position:relative; width:16px; height:1px; background:var(--fg); display:block; }
.nav-burger span::before, .nav-burger span::after{
  content:''; position:absolute; left:0; width:16px; height:1px; background:var(--fg);
}
.nav-burger span::before{ top:-5px; }
.nav-burger span::after{ top:5px; }

.mobile-panel{
  position:fixed; inset:0; z-index:199;
  background:var(--bg);
  display:flex; flex-direction:column; justify-content:center; gap:26px;
  padding:0 40px;
  transform:translateY(-100%);
  transition:transform .4s cubic-bezier(.7,0,.2,1);
}
.mobile-panel.open{ transform:translateY(0); }
.mobile-panel a{ font-family:'Fraunces',serif; font-size:2rem; }
.mobile-panel .mp-foot{ margin-top:20px; display:flex; flex-direction:column; gap:14px; }

/* ---------- hero ---------- */
.hero{
  position:relative;
  min-height:100vh;
  display:flex;
  align-items:flex-end;
  padding-bottom:90px;
  overflow:hidden;
}
.hero-bg{
  position:absolute; inset:0;
  background-size:cover; background-position:center;
  transform:scale(1.06);
}
.hero-bg::after{
  content:'';
  position:absolute; inset:0;
  background:
    linear-gradient(to top, rgba(16,14,12,.98) 5%, rgba(16,14,12,.55) 48%, rgba(16,14,12,.25) 75%),
    linear-gradient(to right, rgba(16,14,12,.55), rgba(16,14,12,.15) 45%);
}
.hero-content{ position:relative; z-index:2; width:100%; }
.hero h1{
  font-size:clamp(2.6rem, 6vw, 5.2rem);
  color:var(--fg);
  max-width:16ch;
}
.hero .lede{
  font-size:1.05rem; max-width:46ch; color:var(--fg-dim);
  margin-bottom:2em;
}
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; }
.scroll-cue{
  position:absolute; bottom:28px; left:50%; transform:translateX(-50%);
  z-index:2; display:flex; flex-direction:column; align-items:center; gap:8px;
  color:var(--muted); font-size:.68rem; letter-spacing:.2em; text-transform:uppercase;
}
.scroll-cue .line{ width:1px; height:34px; background:linear-gradient(var(--accent), transparent); animation:scrollcue 1.8s ease-in-out infinite; }
@keyframes scrollcue{ 0%{opacity:.2; transform:scaleY(.4); transform-origin:top;} 50%{opacity:1; transform:scaleY(1); transform-origin:top;} 100%{opacity:.2; transform:scaleY(.4); transform-origin:bottom;} }

/* ---------- sections ---------- */
section{ position:relative; padding:120px 0; }
.section-tight{ padding:80px 0; }
.section-head{ max-width:640px; margin-bottom:64px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-head h2{ font-size:clamp(1.9rem, 3.4vw, 2.9rem); }
.bg-alt{ background:var(--bg-alt); }

.stats-strip{
  border-top:1px solid var(--line); border-bottom:1px solid var(--line);
  padding:44px 0;
}
.stats-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.stat b{ display:block; font-family:'Fraunces',serif; font-size:2.1rem; color:var(--fg); font-weight:500; }
.stat span{ font-size:.75rem; letter-spacing:.06em; color:var(--muted); text-transform:uppercase; }

/* ---------- category cards ---------- */
.cat-grid{
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:2px;
  background:var(--line);
}
.cat-card{
  position:relative; aspect-ratio:3/4; overflow:hidden; background:var(--bg-card);
  display:flex; align-items:flex-end; padding:22px;
}
.cat-card img{
  position:absolute; inset:0; width:100%; height:100%; object-fit:cover;
  transition:transform .7s cubic-bezier(.2,.7,.2,1), filter .5s ease;
  filter:saturate(.85) brightness(.72);
}
.cat-card::before{
  content:''; position:absolute; inset:0;
  background:linear-gradient(to top, rgba(10,8,6,.92), rgba(10,8,6,.05) 60%);
  z-index:1;
}
.cat-card:hover img{ transform:scale(1.08); filter:saturate(1) brightness(.6); }
.cat-card .cc-label{ position:relative; z-index:2; }
.cat-card .cc-label .n{ font-size:.68rem; color:var(--accent-2); letter-spacing:.14em; text-transform:uppercase; }
.cat-card .cc-label h3{ font-size:1.25rem; margin:.2em 0 0; color:#fff; }

/* ---------- portfolio grid ---------- */
.filter-bar{
  display:flex; flex-wrap:wrap; gap:10px;
  margin-bottom:48px;
}
.filter-btn{
  border:1px solid var(--line-2); background:transparent; color:var(--fg-dim);
  padding:10px 18px; border-radius:999px; font-size:.78rem; letter-spacing:.03em;
  cursor:pointer; transition:all .2s ease; font-family:inherit;
}
.filter-btn:hover{ color:var(--fg); border-color:var(--fg-dim); }
.filter-btn.active{ background:var(--fg); color:var(--bg); border-color:var(--fg); }

.work-grid{
  columns:3 320px; column-gap:20px;
}
.work-card{
  break-inside:avoid; margin-bottom:20px;
  position:relative; overflow:hidden; background:var(--bg-card);
  cursor:pointer; opacity:0; transform:translateY(24px);
  transition:opacity .6s ease, transform .6s ease;
}
.work-card.in{ opacity:1; transform:none; }
.work-card img{ width:100%; height:auto; display:block; transition:transform .6s cubic-bezier(.2,.7,.2,1); }
.work-card:hover img{ transform:scale(1.045); }
.work-card .wc-meta{
  position:absolute; left:0; right:0; bottom:0; padding:18px 18px 16px;
  background:linear-gradient(to top, rgba(10,8,6,.92), transparent);
  opacity:0; transform:translateY(8px);
  transition:opacity .3s ease, transform .3s ease;
}
.work-card:hover .wc-meta{ opacity:1; transform:none; }
.work-card .wc-meta .n{ font-size:.66rem; letter-spacing:.14em; text-transform:uppercase; color:var(--accent-2); }
.work-card .wc-meta h4{ font-size:1.02rem; color:#fff; margin:.15em 0 0; font-weight:500; }
.work-card[hidden]{ display:none; }

.work-grid.is-loading .work-card{ opacity:0; }

/* ---------- lightbox ---------- */
.lightbox{
  position:fixed; inset:0; z-index:500;
  background:rgba(8,7,6,.94);
  display:flex; align-items:center; justify-content:center;
  padding:5vh 5vw;
  opacity:0; visibility:hidden;
  transition:opacity .3s ease;
}
.lightbox.open{ opacity:1; visibility:visible; }
.lightbox-inner{
  display:grid; grid-template-columns:1.4fr 1fr; gap:0;
  max-width:1100px; max-height:88vh; width:100%;
  background:var(--bg-alt); box-shadow:var(--shadow);
}
.lightbox-media{ position:relative; background:#000; display:flex; align-items:center; justify-content:center; overflow:hidden; max-height:88vh; }
.lightbox-media img{ max-height:88vh; width:100%; object-fit:contain; }
.lightbox-info{ padding:40px; display:flex; flex-direction:column; justify-content:center; gap:6px; }
.lightbox-info .n{ font-size:.7rem; letter-spacing:.16em; text-transform:uppercase; color:var(--accent); }
.lightbox-info h3{ font-size:1.7rem; margin:.25em 0 .4em; }
.lightbox-info dl{ display:grid; grid-template-columns:auto 1fr; gap:6px 14px; font-size:.85rem; margin:14px 0 24px; }
.lightbox-info dt{ color:var(--muted); }
.lightbox-info dd{ margin:0; color:var(--fg-dim); }
.lightbox-close{
  position:absolute; top:22px; right:22px; z-index:5;
  width:44px; height:44px; border-radius:50%;
  background:rgba(16,14,12,.6); border:1px solid var(--line-2);
  display:flex; align-items:center; justify-content:center; cursor:pointer;
  color:var(--fg);
}
.lightbox-nav{
  position:absolute; top:50%; transform:translateY(-50%);
  width:46px; height:46px; border-radius:50%;
  background:rgba(16,14,12,.5); border:1px solid var(--line-2);
  display:flex; align-items:center; justify-content:center; cursor:pointer; z-index:5;
  color:var(--fg);
}
.lightbox-nav.prev{ left:16px; } .lightbox-nav.next{ right:16px; }

/* ---------- about ---------- */
.about-split{ display:grid; grid-template-columns:.9fr 1.1fr; gap:70px; align-items:center; }
.about-photo{ position:relative; }
.about-photo img{ width:100%; height:auto; filter:saturate(.9); }
.about-photo::before{
  content:''; position:absolute; top:-18px; left:-18px; right:18px; bottom:18px;
  border:1px solid var(--accent); z-index:-1;
}
.pull-quote{
  font-family:'Fraunces',serif; font-style:italic; font-weight:400;
  font-size:1.5rem; line-height:1.5; color:var(--fg);
  border-left:2px solid var(--accent); padding-left:26px; margin:1.4em 0;
}

.timeline{ margin-top:20px; }
.tl-row{
  display:grid; grid-template-columns:90px 1fr; gap:24px;
  padding:22px 0; border-top:1px solid var(--line);
}
.tl-row:last-child{ border-bottom:1px solid var(--line); }
.tl-row b{ font-family:'Fraunces',serif; color:var(--accent-2); font-size:1.1rem; font-weight:500; }
.tl-row p{ margin:0; }

/* ---------- process ---------- */
.process-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:2px; background:var(--line); counter-reset:step; }
.process-card{ background:var(--bg); padding:36px 28px; }
.process-card .num{
  font-family:'Fraunces',serif; font-size:2.4rem; color:var(--accent); opacity:.55; margin-bottom:.3em;
}
.process-card h3{ font-size:1.05rem; margin-bottom:.5em; }

.services-list{ display:grid; grid-template-columns:repeat(2,1fr); gap:1px; background:var(--line); margin-top:10px; }
.service-item{ background:var(--bg); padding:30px 32px; display:flex; gap:18px; align-items:flex-start; }
.service-item .ic{ color:var(--accent); flex:none; margin-top:3px; }
.service-item h4{ font-size:1.05rem; margin:0 0 .35em; }
.service-item p{ margin:0; font-size:.92rem; }

/* ---------- testimonio/captions ---------- */
.voice-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); }
.voice-card{ background:var(--bg-alt); padding:34px; }
.voice-card p{ font-family:'Fraunces',serif; font-style:italic; color:var(--fg); font-size:1.05rem; margin-bottom:14px; }
.voice-card span{ font-size:.72rem; letter-spacing:.1em; text-transform:uppercase; color:var(--muted); }

/* ---------- contact / cta ---------- */
.cta-band{
  background:radial-gradient(120% 160% at 20% 0%, rgba(217,128,63,.16), transparent 60%), var(--bg-alt);
  border-top:1px solid var(--line); border-bottom:1px solid var(--line);
  padding:110px 0; text-align:center;
}
.cta-band h2{ font-size:clamp(2rem,4vw,3.2rem); max-width:16ch; margin:0 auto .3em; }
.cta-band .actions{ display:flex; gap:16px; justify-content:center; margin-top:34px; flex-wrap:wrap; }

.contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:70px; }
.contact-card{ border:1px solid var(--line); padding:34px; display:flex; gap:18px; align-items:flex-start; margin-bottom:1px; }
.contact-card .ic{ color:var(--accent); }
.contact-card h4{ margin:0 0 .3em; font-size:1.02rem; }
.contact-card p, .contact-card a{ margin:0; font-size:.92rem; }
.contact-card a:hover{ color:var(--accent); }

/* ---------- footer ---------- */
footer{ padding:70px 0 34px; border-top:1px solid var(--line); }
.footer-top{ display:flex; justify-content:space-between; gap:40px; flex-wrap:wrap; margin-bottom:50px; }
.footer-brand{ max-width:340px; }
.footer-brand .brand{ margin-bottom:14px; }
.footer-cols{ display:flex; gap:70px; flex-wrap:wrap; }
.footer-col h5{ font-size:.72rem; letter-spacing:.14em; text-transform:uppercase; color:var(--muted); margin:0 0 16px; }
.footer-col a{ display:block; margin-bottom:10px; font-size:.9rem; color:var(--fg-dim); }
.footer-col a:hover{ color:var(--accent); }
.footer-bottom{ display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap; border-top:1px solid var(--line); padding-top:26px; font-size:.78rem; color:var(--muted); }

.whatsapp-float{
  position:fixed; right:24px; bottom:24px; z-index:150;
  width:58px; height:58px; border-radius:50%;
  background:var(--accent); color:var(--accent-ink);
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 14px 30px -10px rgba(217,128,63,.6);
  transition:transform .2s ease;
}
.whatsapp-float:hover{ transform:scale(1.08); }

/* ---------- reveal ---------- */
.reveal{ opacity:0; transform:translateY(28px); transition:opacity .7s ease, transform .7s ease; }
.reveal.in{ opacity:1; transform:none; }

/* ---------- page hero (inner pages) ---------- */
.page-hero{ padding:calc(var(--nav-h) + 70px) 0 70px; border-bottom:1px solid var(--line); }
.page-hero .eyebrow{ margin-bottom:.6em; }
.page-hero h1{ font-size:clamp(2.1rem,4.4vw,3.4rem); max-width:18ch; }
.page-hero .lede{ max-width:56ch; }
.breadcrumb{ font-size:.78rem; color:var(--muted); margin-bottom:20px; }
.breadcrumb a:hover{ color:var(--accent); }

/* ---------- texture strip ---------- */
.texture-strip{ display:grid; grid-template-columns:repeat(4,1fr); gap:2px; background:var(--line); }
.texture-strip img{ width:100%; height:260px; object-fit:cover; filter:saturate(1.05); }

/* ============ responsive ============ */
@media (max-width:1080px){
  .cat-grid{ grid-template-columns:repeat(3,1fr); }
  .about-split{ grid-template-columns:1fr; }
  .process-grid{ grid-template-columns:repeat(2,1fr); }
  .services-list{ grid-template-columns:1fr; }
  .voice-grid{ grid-template-columns:1fr; }
  .stats-grid{ grid-template-columns:repeat(2,1fr); row-gap:26px; }
  .texture-strip{ grid-template-columns:repeat(2,1fr); }
  .contact-grid{ grid-template-columns:1fr; gap:40px; }
}
@media (max-width:860px){
  .nav-links{ display:none; }
  .nav-burger{ display:flex; }
  .nav-cta .btn-ghost{ display:none; }
  .cat-grid{ grid-template-columns:repeat(2,1fr); }
  .lightbox-inner{ grid-template-columns:1fr; overflow:auto; }
  .lightbox-media img{ max-height:50vh; }
}
@media (max-width:640px){
  .wrap{ padding:0 20px; }
  section{ padding:80px 0; }
  .work-grid{ columns:1 100%; }
  .cat-grid{ grid-template-columns:1fr 1fr; }
  .hero{ padding-bottom:60px; }
  .stats-grid{ grid-template-columns:1fr 1fr; }
}