:root{
  --bg: #1a0f0a;
  --bg-2: #2a120b;
  --text: #f5f5f7;
  --muted: #c9c9cf;
  --accent: #ff9a3e;
  --card: #1b1c1f;
  --border: #2a2b2f;
  --btn: #2b1f18;
  --btn-hover: #3a281f;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);color:var(--text);font-family:"Noto Sans", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0 0 8px 0}

.site-header{
  position:sticky;top:0;z-index:50;
  padding:6px 0 4px;border-bottom:1px solid var(--border);
  background:rgba(15,15,16,0.86);backdrop-filter:saturate(1.2) blur(6px);
  display:block;
}
/* center content and constrain width */
.header-container{
  max-width:1200px;margin:0 auto;display:flex;align-items:center;gap:12px;padding:6px 16px;
}
/* increase logo size for better visibility */
.brand{display:flex;align-items:center;gap:12px}
.logo{font-weight:700;letter-spacing:.2px}
.logo-mark{width:20px;height:20px;border-radius:3px;background:
  linear-gradient(135deg,#1f2024,#000),
  linear-gradient(180deg,rgba(255,255,255,.06),transparent);
  box-shadow:inset 0 0 0 1px #2a2b2f, 0 1px 0 rgba(255,255,255,0.04);
}
.logo-img{width:160px;height:64px;object-fit:contain;border-radius:6px}
.brand-name{font-weight:700;letter-spacing:.2px;margin-left:8px;font-size:16px}
/* Social icons in header */
.social-links{display:flex;gap:8px;margin-left:12px;align-items:center}
.social-btn{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:8px;border:1px solid var(--border);background:transparent;color:var(--text);text-decoration:none}
.social-btn svg{display:block}
.social-btn:hover{background:rgba(255,255,255,0.02);transform:translateY(-1px)}
.footer-social{display:flex;gap:10px;align-items:center;margin-left:16px}
.footer-social .social-btn{width:auto;padding:8px 10px;border-radius:8px;background:var(--btn);color:var(--text);font-weight:600}
/* reduce header height and logo on small screens fix */
.nav-toggle{display:none;width:36px;height:36px;border:1px solid var(--border);background:var(--btn);border-radius:8px}
.logo-img{width:160px;height:64px;object-fit:contain;border-radius:6px}
.site-nav{display:flex;gap:18px;align-items:center;margin-left:auto}
.site-nav a{font-family:"Noto Sans", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;font-weight:600;font-size:15px;letter-spacing:0.2px;padding:8px 12px;border-radius:8px}
.site-nav a:focus{outline:3px solid rgba(255,154,62,0.18);outline-offset:2px}
.site-nav a{padding:8px 10px;border-radius:6px}
.site-nav .cta{background:var(--btn);border:1px solid var(--border)}
.site-nav .cta:hover{background:var(--btn-hover)}
.nav-toggle{display:none;width:36px;height:36px;border:1px solid var(--border);background:var(--btn);border-radius:8px}

.hero{
  position:relative;min-height:70vh;display:grid;place-items:center;
  overflow:hidden;border-bottom:1px solid var(--border);
}
.hero-bg{
  position:absolute;inset:0;
  background:
   radial-gradient(1200px 400px at 70% 20%, rgba(255,170,60,0.10), transparent 60%),
   radial-gradient(800px 300px at 20% 80%, rgba(255,125,45,0.08), transparent 70%),
   linear-gradient(180deg, #1a0f0a 0%, #2a120b 100%);
  transform:translateZ(0);
}
.hero-inner{position:relative;padding:40px 20px;text-align:center}
.animated-title{
  font-size: clamp(28px, 4vw, 48px);font-weight:700;
  animation: titleSlide .8s ease-out both;
}
.animated-subtitle{
  font-size: clamp(16px, 2.4vw, 22px);color:var(--muted);
  animation: subtitleFade 1.2s .2s ease-out both;
}
@keyframes titleSlide{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
@keyframes subtitleFade{from{opacity:0}to{opacity:1}}

.hero-actions{margin-top:24px;display:flex;gap:12px;justify-content:center}
.btn{
  display:inline-block;padding:10px 16px;border-radius:8px;
  background:var(--btn);border:1px solid var(--border);color:var(--text);
  transition:transform .12s ease, background .12s ease;
}
.btn:hover{background:var(--btn-hover);transform:translateY(-1px)}
.btn.secondary{background:transparent;border:1px dashed var(--border)}

.section{padding:44px 20px;max-width:1200px;margin:0 auto}
.section-head{margin-bottom:16px}
.section-head p{color:var(--muted)}

.swiper{width:100%;padding-bottom:34px}
.slide-card{background:var(--card);border:1px solid var(--border);border-radius:12px;overflow:hidden}
.slide-card figcaption{padding:10px 12px;color:var(--muted)}

.filters{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0 18px}
.filter-btn{
  padding:8px 12px;border-radius:999px;border:1px solid var(--border);
  background:var(--btn);cursor:pointer;color:var(--text)
}
.filter-btn.active{border-color:#3a3b40}

.catalog-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px
}
.card{background:var(--card);border:1px solid var(--border);border-radius:12px;overflow:hidden}
.card-body{padding:12px}
.card-body h4{font-weight:600}
.card-body p{color:var(--muted);margin:6px 0 0}

.quality{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:22px}
.quality-card{display:flex;gap:12px;align-items:center;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:10px}

.projects-swiper .slide-card img{aspect-ratio: 16/9;object-fit:cover}

.cta-row{display:flex;justify-content:center;margin-top:8px}

.about-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.about-card{background:var(--card);border:1px solid var(--border);border-radius:12px;overflow:hidden}
.about-card figcaption{padding:10px 12px;color:var(--muted)}
.about-copy{margin-top:18px}
.about-copy ul{margin:0 0 14px 0;padding-left:18px;color:var(--muted)}
.downloads{margin-top:12px}
.download-list{display:flex;flex-wrap:wrap;gap:10px;margin:8px 0}
.download-btn{padding:8px 12px;border-radius:8px;border:1px solid var(--border);background:var(--btn);color:var(--text)}
.download-btn.ghost{background:transparent}
/* Center logo in 'Quiénes Somos' */
.about-logo-wrap{
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:10px;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:12px;
  padding:20px;
}
.about-logo{width:320px;height:auto;object-fit:contain;border-radius:6px}
.about-logo-caption{color:var(--muted);font-size:14px;text-align:center;margin-top:4px}

.contact .contact-form{
  background:var(--card);border:1px solid var(--border);
  border-radius:12px;padding:16px
}
.form-row{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}
input,select,textarea{
  width:100%;padding:10px;border-radius:8px;border:1px solid var(--border);
  background:#141519;color:var(--text)
}
input::placeholder,textarea::placeholder{color:#8e9096}
.chips{display:flex;gap:12px;flex-wrap:wrap}
.form-actions{display:flex;align-items:center;gap:12px;margin-top:6px}
.form-note{color:var(--muted);margin:0}

.site-footer{border-top:1px solid var(--border);margin-top:40px}
.footer-inner{display:flex;gap:20px;align-items:flex-start;justify-content:space-between;padding:18px 20px}
.footer-nav{display:flex;gap:14px}
.legal{padding:0 20px 20px;color:#8e9096}

.img-modal{
  position:fixed;inset:0;display:flex;align-items:center;justify-content:center;
  background:rgba(0,0,0,0.8);backdrop-filter:blur(4px);opacity:0;pointer-events:none;transition:opacity .18s;
  z-index:9999;padding:20px;
}
.img-modal.open{opacity:1;pointer-events:auto}
.img-modal-img{max-width:96%;max-height:80vh;border-radius:8px;box-shadow:0 10px 30px rgba(0,0,0,0.6)}
.img-modal-caption{color:var(--muted);margin-top:10px;text-align:center;max-width:90%}
.img-modal-close{
  position:absolute;top:18px;right:18px;background:transparent;border:1px solid var(--border);
  color:var(--text);font-size:22px;width:44px;height:44px;border-radius:8px;cursor:pointer;
}

/* Responsive */
@media (max-width: 1024px){
  .catalog-grid{grid-template-columns:repeat(3,1fr)}
  .quality{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width: 720px){
  .site-nav{display:none}
  .nav-toggle{display:block;margin-left:auto}
  .logo-img{width:140px;height:auto}
  .catalog-grid{grid-template-columns:repeat(2,1fr)}
  .quality{grid-template-columns:1fr}
  .about-grid{grid-template-columns:1fr}
  .footer-inner{flex-direction:column;gap:12px}
}
@media (max-width: 480px){
  .catalog-grid{grid-template-columns:1fr}
}