:root{
  --bg:#ffffff;
  --ink:#0f172a;
  --muted:#64748b;
  --yellow:#ffd200;
  --black:#111111;
  --shadow:0 10px 30px rgba(0,0,0,.12);
  --radius:20px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Helvetica,Arial,sans-serif;
  color:var(--ink);
  background:linear-gradient(180deg,#fff 0%, #f6f8ff 100%);
  line-height:1.5;
}

.container{max-width:1200px;margin:0 auto;padding:0 20px}

.topbar{
  background:#0b0b0b;
  color:#e5e7eb;
  font-size:.9rem;
}
.topbar .container{display:flex;align-items:center;gap:.75rem;padding:.45rem 20px}
.topbar .spacer{flex:1}
.topbar a.wa{padding:.2rem .6rem;background:var(--yellow);color:#000;border-radius:999px;font-weight:700;margin-left:.25rem;text-decoration:none}
.topbar a.tel{color:#e5e7eb;text-decoration:none}

.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid #eef2ff}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 0}
.brand{display:flex;align-items:center;gap:.5rem}
.brand img{height:51px;margin-left: 1rem;width:auto;display:block}
.brand-city{font-size:.8rem;letter-spacing:.2em;text-transform:uppercase;color:#374151;background:#f3f4f6;padding:.2rem .4rem;border-radius:6px}

.menu-toggle{display:none;flex-direction:column;gap:4px;background:transparent;border:0}
.menu-toggle span{display:block;width:26px;height:2px;background:#0f172a;border-radius:2px}
.nav{display:flex;align-items:center;gap:20px}
.nav a{color:#0f172a;text-decoration:none;font-weight:600}
.btn{display:inline-block;padding:.8rem 1.1rem;border-radius:14px;text-decoration:none;font-weight:800;border:2px solid #111;box-shadow:var(--shadow)}
.btn.primary{background:var(--yellow);border-color:#000;color:#000}
.btn.ghost{background:transparent;border-color:#111;color:#111}

@media (max-width:900px){
  .menu-toggle{display:flex}
  .nav{position:fixed;inset:64px 0 auto 0;background:#fff;flex-direction:column;padding:20px;transform:translateY(-120%);transition:.25s;box-shadow:0 30px 80px rgba(0,0,0,.25)}
  .nav.open{transform:translateY(0)}
  .nav .btn.primary{width:100%;text-align:center}
}

.hero{position:relative;overflow:hidden;padding:40px 0 80px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
@media (max-width:1000px){.hero-grid{grid-template-columns:1fr}}

.hero-text h1{font-size:3.2rem;line-height:1.05;margin:.2rem 0 1rem;font-weight:900}
.hero-text p{color:var(--muted);max-width:560px}
.hero-ctas{display:flex;gap:12px;margin:18px 0 10px}

.photo-clipped{
  --sl:22%;
  margin:0;position:relative;border-radius:18px;overflow:hidden;box-shadow:var(--shadow);
  clip-path:polygon(0 0, calc(100% - var(--sl)) 0, 100% var(--sl), 100% 100%, var(--sl) 100%, 0 calc(100% - var(--sl)));
}
.photo-clipped img{display:block;width:100%;height:auto}

.corner-dots{
  width:140px;height:12px;margin:-10px auto 0 0;
  background:
    radial-gradient(circle at 6px 6px, var(--yellow) 3px, transparent 4px) 0 0/20px 100% repeat-x;
}
.accent-stripes{position:absolute;right:0;bottom:-8px;width:160px;height:18px;transform:translateX(10px) skewX(-15deg)}

.stripes-yellow{
  background:repeating-linear-gradient(-45deg,var(--yellow),var(--yellow) 12px,transparent 12px,transparent 24px);
}
.stripes-black{
  background:repeating-linear-gradient(-45deg,var(--black),var(--black) 12px,transparent 12px,transparent 24px);
}
.mini-stripes{width:120px;height:10px;margin-top:18px;border-radius:6px}

.shape{position:absolute;pointer-events:none;opacity:.9}
.shape-2{    right: -4px;
  top: 1px;
  width: 93px;}
.shape-4{right:4%;top:120px;width:120px}
.shape-6{right:-6px;bottom:4%;width:160px}
.shape-8{left:2%;bottom:-20px;width:320px;opacity:.08}

.section{padding:72px 0 64px;position:relative}
.section-head{display:flex;align-items:center;gap:14px;margin-bottom:28px}
.section-head h2{font-size:2rem;margin:0}
.stripe-under{height:10px;width:120px;border-radius:6px}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media (max-width:920px){.cards{grid-template-columns:1fr}}
.card{
  background:#fff;border:1px solid #eaeefc;border-radius:18px;padding:22px;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.card::after{
  content:"";position:absolute;right:-30px;bottom:-30px;width:180px;height:40px;transform:skewX(-18deg);
  background:repeating-linear-gradient(-45deg,var(--black),var(--black) 12px,transparent 12px,transparent 24px);
  opacity:.07;
}

.equipments .h-scroll{
  display:flex;gap:22px;overflow:auto;padding:8px;scroll-snap-type:x mandatory;border-radius:16px;border:1px dashed #cbd5e1;background:#f8fafc;
}
.equipments .snap{flex:0 0 auto;scroll-snap-align:center;background:#fff;border-radius:16px;padding:10px 20px;box-shadow:var(--shadow)}
.equipments img{height:220px;width:auto;display:block}

.tech{background:linear-gradient(180deg,#fff 0%, #f7f7ff 100%)}
.tech-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media (max-width:1000px){.tech-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.tech-grid{grid-template-columns:1fr}}
.tech-card{
  border-radius:18px;padding:22px;background:#fff;position:relative;isolation:isolate;border:1px solid #eef2ff;box-shadow:var(--shadow);
}
.tech-card::before{
  /* animated diagonal border */
  content:"";position:absolute;inset:-2px;border-radius:20px;z-index:-1;
  background:
    conic-gradient(from 0deg at 50% 50%, var(--yellow), transparent 30% 70%, var(--yellow));
  filter:blur(14px);opacity:.35;animation:spin 6s linear infinite;
}
@keyframes spin{to{transform:rotate(1turn)}}

.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:start}
@media (max-width:920px){.contact-grid{grid-template-columns:1fr}}
.contact-list{list-style:none;margin:0 0 8px 0;padding:0;display:grid;gap:8px}
.contact-form{display:grid;gap:10px;background:#fff;padding:18px;border-radius:16px;border:1px solid #eaeefc;box-shadow:var(--shadow)}
.contact-form input,.contact-form textarea{width:100%;padding:.8rem;border:1px solid #cbd5e1;border-radius:12px;font:inherit}
.contact-form button{width:100%}

.diagonal-band{height:14px;margin-top:28px;border-radius:10px}

.footer{padding:30px 0;border-top:1px solid #eef2ff;margin-top:30px;text-align:center;color:#64748b}

.fab-wa{
  position:fixed;right:16px;bottom:16px;height:52px;width:52px;border-radius:50%;display:grid;place-items:center;background:var(--yellow);
  color:#000;font-weight:900;border:2px solid #000;text-decoration:none;box-shadow:var(--shadow);z-index:80;
}

/* JS-controlled */
.nav.open a{opacity:1}

/* Accessibility niceties */
.h-scroll:focus{outline:2px solid var(--yellow);outline-offset:3px}