:root{
  --ink:#161513;
  --ink-soft:#4a463f;
  --bg:#faf8f5;
  --bg-alt:#f1ece4;
  --accent:#a9835a;
  --accent-dark:#7d6240;
  --line:#e4ddd2;
  --radius:14px;
  --maxw:1180px;
  font-size:16px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:'Inter',system-ui,sans-serif;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{font-family:'Playfair Display',serif;color:var(--ink);margin:0 0 .5em;line-height:1.15;}
p{margin:0 0 1em;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:.78rem;color:var(--accent-dark);font-weight:600;margin-bottom:.6em;}
.center{text-align:center;}
.muted{color:var(--ink-soft);font-size:.92rem;}
.section{padding:88px 0;}
.section-title{font-size:clamp(1.7rem,3vw,2.4rem);}

/* ---- Buttons ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 28px;border-radius:999px;font-weight:600;font-size:.95rem;transition:transform .2s ease, background .2s ease, color .2s ease;}
.btn-primary{background:var(--ink);color:#fff;}
.btn-primary:hover{background:var(--accent-dark);}
.btn-ghost{border:1px solid var(--ink);color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#fff;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:8px;}
.hero-actions.center{justify-content:center;}

/* ---- Header ---- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:50;background:transparent;border-bottom:1px solid transparent;transition:background .35s ease,border-color .35s ease;}
.site-header.scrolled{background:rgba(250,248,245,.94);backdrop-filter:saturate(160%) blur(8px);border-bottom-color:var(--line);}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;}
.logo{font-family:'Playfair Display',serif;font-weight:600;font-size:1.15rem;color:#fff;transition:color .35s ease;}
.logo span{color:#e7cfa8;font-family:'Inter',sans-serif;font-weight:500;font-size:.85rem;transition:color .35s ease;}
.site-header.scrolled .logo{color:var(--ink);}
.site-header.scrolled .logo span{color:var(--accent-dark);}
.nav{display:flex;align-items:center;gap:28px;font-size:.92rem;font-weight:500;}
.nav a{opacity:.9;color:#fff;transition:color .35s ease;}
.site-header.scrolled .nav a{color:var(--ink);}
.nav a:hover{opacity:1;}
.nav-cta{background:#fff !important;color:var(--ink) !important;padding:10px 20px;border-radius:999px;opacity:1 !important;}
.site-header.scrolled .nav-cta{background:var(--ink) !important;color:#fff !important;}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px;}
.nav-toggle span{width:22px;height:2px;background:#fff;display:block;transition:background .35s ease;}
.site-header.scrolled .nav-toggle span{background:var(--ink);}

/* ---- Hero ---- */
.hero{position:relative;padding:180px 0 140px;background-size:cover;background-position:center;overflow:hidden;isolation:isolate;}
.hero-overlay{position:absolute;inset:0;z-index:0;background:linear-gradient(180deg,#000 0%,rgba(0,0,0,.82) 22%,rgba(0,0,0,.55) 50%,rgba(0,0,0,.35) 75%,rgba(0,0,0,.4) 100%);}
.hero-inner{position:relative;z-index:1;display:block;max-width:760px;margin:0 auto;text-align:center;}
.hero .eyebrow{color:#e7cfa8;}
.hero .lead{font-size:1.08rem;color:rgba(255,255,255,.86);max-width:46ch;margin-left:auto;margin-right:auto;}
.hero .hero-actions{justify-content:center;}
.hero h1{color:#fff;font-size:clamp(2.1rem,4vw,3.2rem);}
.btn-ghost-light{display:inline-flex;align-items:center;justify-content:center;padding:14px 28px;border-radius:999px;font-weight:600;font-size:.95rem;border:1px solid rgba(255,255,255,.7);color:#fff;transition:background .2s ease,color .2s ease;}
.btn-ghost-light:hover{background:#fff;color:var(--ink);}

/* ---- About ---- */
.about-inner{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:center;}
.about-media img{border-radius:var(--radius);box-shadow:0 30px 60px -25px rgba(20,15,5,.3);aspect-ratio:4/5;object-fit:cover;width:100%;}

/* ---- Services ---- */
.services{background:var(--bg-alt);}
.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:44px;}
.service-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 22px;}
.service-icon{color:var(--accent);font-size:1.4rem;margin-bottom:10px;}
.service-card h3{font-size:1.05rem;margin-bottom:.4em;}
.service-card p{font-size:.9rem;color:var(--ink-soft);margin:0;}

/* ---- Gallery ---- */
.gallery-filters{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin:36px 0 8px;}
.filter-btn{padding:9px 18px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:.85rem;font-weight:500;cursor:pointer;color:var(--ink-soft);}
.filter-btn.active{background:var(--ink);color:#fff;border-color:var(--ink);}
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:32px;}
.gallery-item{position:relative;border-radius:var(--radius);overflow:hidden;border:0;padding:0;cursor:pointer;aspect-ratio:4/5;background:var(--bg-alt);}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.gallery-item:hover img{transform:scale(1.05);}
.gallery-item span{position:absolute;left:0;right:0;bottom:0;padding:10px 12px;font-size:.78rem;font-weight:600;color:#fff;background:linear-gradient(0deg,rgba(0,0,0,.65),transparent);text-align:left;}
.gallery-item.hidden{display:none;}

/* ---- CTA strip ---- */
.cta-strip{background:var(--ink);color:#fff;text-align:center;}
.cta-strip h2{color:#fff;}
.cta-strip p{color:#d9d3c7;max-width:50ch;margin:0 auto 24px;}

/* ---- Stat counters ---- */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:28px;padding-top:22px;border-top:1px solid var(--line);}
.stat{display:flex;flex-direction:column;gap:2px;}
.stat-number{font-family:'Playfair Display',serif;font-weight:700;font-size:clamp(2rem,4vw,2.6rem);color:var(--accent-dark);line-height:1;}
.stat-number::after{content:"+";}
.stat-label{font-size:.86rem;color:var(--ink-soft);line-height:1.35;font-weight:500;}
.stat-detail{display:block;font-size:.76rem;color:var(--ink-soft);opacity:.75;font-weight:400;margin-top:2px;}
@media (max-width:600px){
  .stats{grid-template-columns:1fr;gap:16px;}
}

/* ---- Location ---- */
.location{position:relative;overflow:hidden;}
.location::before{content:"";position:absolute;inset:0;background:url('assets/img/artistica-3.jpg') center/cover no-repeat;opacity:.2;z-index:0;}
.location > .wrap{position:relative;z-index:1;}
.location-block{display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center;margin-bottom:48px;}
.location-block.reverse{grid-template-columns:.7fr 1.3fr;}
.location-block:last-of-type{margin-bottom:28px;}
.location-video{border-radius:var(--radius);overflow:hidden;box-shadow:0 25px 50px -25px rgba(20,15,5,.3);max-width:320px;margin:0 auto;}
.location-video video{width:100%;aspect-ratio:9/16;object-fit:cover;display:block;}
.location-copy h3{font-size:1.5rem;margin-bottom:.3em;}
.location-copy .btn-ghost{margin-top:6px;padding:11px 22px;font-size:.88rem;}
@media (max-width:760px){
  .location-block, .location-block.reverse{grid-template-columns:1fr;}
}

/* ---- Contact ---- */
.contact{background:var(--bg-alt);}

/* ---- Footer ---- */
.site-footer{padding:28px 0;border-top:1px solid var(--line);}
.footer-inner{font-size:.82rem;color:var(--ink-soft);text-align:center;}

/* ---- Lightbox ---- */
.lightbox{position:fixed;inset:0;background:rgba(10,8,5,.92);display:none;align-items:center;justify-content:center;z-index:100;padding:32px;}
.lightbox.open{display:flex;}
.lightbox img{max-width:92vw;max-height:88vh;border-radius:8px;}
.lightbox-close{position:absolute;top:20px;right:24px;background:none;border:0;color:#fff;font-size:1.6rem;cursor:pointer;}

/* ---- Reveal animation (reduced-motion safe) ---- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease, transform .6s ease;}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
}

/* ---- Responsive ---- */
@media (max-width:960px){
  .services-grid{grid-template-columns:repeat(2,1fr);}
  .gallery-grid{grid-template-columns:repeat(2,1fr);}
  .about-inner{grid-template-columns:1fr;}
  .about-media{order:-1;}
}
@media (max-width:760px){
  .nav{position:fixed;top:64px;left:0;right:0;background:var(--bg);flex-direction:column;align-items:flex-start;padding:20px 24px;border-bottom:1px solid var(--line);gap:16px;transform:translateY(-130%);transition:transform .3s ease;}
  .nav.open{transform:translateY(0);}
  .nav-toggle{display:flex;}
  .hero-inner{grid-template-columns:1fr;}
}
@media (max-width:520px){
  .services-grid{grid-template-columns:1fr;}
  .gallery-grid{grid-template-columns:1fr 1fr;}
}

/* ---- Compare slider (before/after) ---- */
.compare-frame{position:relative;aspect-ratio:3/2;border-radius:var(--radius);overflow:hidden;background:#000;}
.compare-before,.compare-after{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;}
.compare-after{clip-path:inset(0 50% 0 0);}
.compare-handle{position:absolute;top:0;bottom:0;left:50%;width:2px;background:#fff;pointer-events:none;box-shadow:0 0 0 3px rgba(255,255,255,.3);}
.compare-handle::after{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:38px;height:38px;border-radius:50%;background:#fff;box-shadow:0 6px 16px rgba(0,0,0,.35);}
.compare-range{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize;-webkit-appearance:none;}
.compare-label{display:block;text-align:center;margin-top:10px;font-size:.82rem;color:var(--ink-soft);font-style:italic;}

/* ---- Compare grid (multiple real cases) ---- */
.compare-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;margin-top:40px;}
@media (max-width:760px){
  .compare-grid{grid-template-columns:1fr;}
}


/* ---- Instagram ---- */
.instagram-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;margin:36px 0 32px;}
.instagram-item{position:relative;aspect-ratio:1/1;overflow:hidden;border-radius:8px;display:block;}
.instagram-item img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.instagram-item:hover img{transform:scale(1.07);}
@media (max-width:760px){
  .instagram-grid{grid-template-columns:repeat(3,1fr);}
}

/* ---- Instagram embed (SnapWidget) ---- */
.instagram-embed{max-width:765px;margin:36px auto 32px;}

/* ---- Digital design / 3D planning videos ---- */
.digital-design.alt{background:var(--bg-alt);}
.video-showcase{max-width:820px;margin:36px auto 0;border-radius:var(--radius);overflow:hidden;box-shadow:0 25px 50px -25px rgba(20,15,5,.3);background:#000;}
.video-showcase video{width:100%;display:block;}
.video-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:36px;}
.video-card{border-radius:var(--radius);overflow:hidden;box-shadow:0 25px 50px -25px rgba(20,15,5,.3);background:#fff;border:1px solid var(--line);}
.video-card video{width:100%;display:block;background:#000;}
.video-caption{display:block;text-align:center;padding:12px;font-size:.88rem;font-weight:500;color:var(--ink-soft);}
@media (max-width:760px){
  .video-grid{grid-template-columns:1fr;}
}

/* ---- Location map embed ---- */
.location-map{border-radius:12px;overflow:hidden;border:1px solid var(--line);margin:14px 0;}
.location-map iframe{width:100%;height:220px;border:0;display:block;}


/* ---- Botones flotantes (Instagram / WhatsApp / Chat) ---- */
.fab-stack{position:fixed;right:20px;bottom:20px;z-index:60;display:flex;flex-direction:column;align-items:flex-end;gap:14px;}

.fab-btn{
  width:56px;height:56px;border-radius:50%;border:none;cursor:pointer;
  display:flex;align-items:center;justify-content:center;color:#fff;
  box-shadow:0 14px 30px -10px rgba(20,15,5,.45);
  transition:transform .2s ease, background .2s ease;
}
.fab-btn:hover{transform:translateY(-2px);}
.fab-btn svg{width:26px;height:26px;}

.fab-instagram{background:radial-gradient(circle at 30% 110%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285aeb 90%);}

.fab-whatsapp{background:#25d366;}
.fab-whatsapp:hover{background:#1ebe5b;}

.chat-fab{background:var(--ink);}
.chat-fab:hover{background:var(--accent-dark);}
.chat-fab .icon-close{display:none;}
.chat-widget.open .chat-fab .icon-chat{display:none;}
.chat-widget.open .chat-fab .icon-close{display:block;}

.fab-item{position:relative;}

/* Popover compartido (WhatsApp) */
.fab-popover{
  position:absolute;right:0;bottom:calc(100% + 12px);
  width:220px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:0 30px 60px -20px rgba(20,15,5,.35);
  padding:14px;display:flex;flex-direction:column;gap:8px;
  opacity:0;transform:translateY(10px) scale(.98);pointer-events:none;
  transition:opacity .18s ease, transform .18s ease;
}
.fab-item.open .fab-popover{opacity:1;transform:none;pointer-events:auto;}
.fab-popover-title{margin:0 0 4px;font-size:.82rem;font-weight:600;color:var(--ink-soft);}
.fab-popover-option{
  background:var(--bg-alt);color:var(--ink);border-radius:8px;padding:9px 12px;
  font-size:.86rem;font-weight:600;text-align:center;
}
.fab-popover-option:hover{background:var(--accent);color:#fff;}

.chat-panel{
  position:absolute;right:0;bottom:calc(100% + 12px);
  width:340px;max-width:calc(100vw - 40px);
  max-height:70vh;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:0 30px 60px -20px rgba(20,15,5,.35);
  display:flex;flex-direction:column;overflow:hidden;
  opacity:0;transform:translateY(12px) scale(.98);pointer-events:none;
  transition:opacity .18s ease, transform .18s ease;
}
.chat-widget.open .chat-panel{opacity:1;transform:none;pointer-events:auto;}
@media (prefers-reduced-motion:reduce){
  .chat-panel{transition:none;}
  .fab-popover{transition:none;}
}

.chat-panel-header{
  background:var(--ink);color:#fff;padding:16px 18px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex:none;
}
.chat-panel-title{margin:0;font-family:'Playfair Display',serif;font-size:1.05rem;}
.chat-panel-sub{margin:2px 0 0;font-size:.78rem;color:rgba(255,255,255,.7);}
.chat-panel-close{background:none;border:none;color:#fff;font-size:1.1rem;cursor:pointer;line-height:1;padding:4px;}

.chat-panel-body{
  padding:16px;overflow-y:auto;flex:1;
  display:flex;flex-direction:column;gap:10px;
  background:var(--bg);
}

.chat-bubble{
  align-self:flex-start;
  background:var(--bg-alt);color:var(--ink);border-radius:12px 12px 12px 4px;
  padding:10px 14px;font-size:.9rem;line-height:1.5;max-width:88%;
}
.chat-bubble.user{
  align-self:flex-end;
  background:var(--ink);color:#fff;border-radius:12px 12px 4px 12px;
}
.chat-options{display:flex;flex-direction:column;gap:8px;}
.chat-option{
  text-align:left;background:#fff;border:1px solid var(--line);color:var(--ink);
  border-radius:10px;padding:10px 12px;font-size:.86rem;cursor:pointer;font-family:inherit;
  transition:border-color .15s ease, background .15s ease;
}
.chat-option:hover{border-color:var(--accent);background:var(--bg-alt);}
.chat-option.chat-cta{
  background:var(--ink);color:#fff;border-color:var(--ink);font-weight:600;text-align:center;
}
.chat-option.chat-cta:hover{background:var(--accent-dark);border-color:var(--accent-dark);}

@media (max-width:520px){
  .fab-stack{right:14px;bottom:14px;}
  .chat-panel{width:calc(100vw - 28px);right:-6px;}
  .fab-popover{width:calc(100vw - 28px);right:-6px;}
}