:root{
  --blue:#0a2f8f; --blue-d:#061d5c; --blue-l:#e8eefc;
  --red:#e0202b; --red-d:#b3141d;
  --yellow:#ffd83d;
  --ink:#0d1530; --muted:#4a5577; --bg:#ffffff; --card:#ffffff; --line:#d7def0;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Inter',system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.55;padding-bottom:70px}
a{color:inherit;text-decoration:none}
.wrap{max-width:1120px;margin:0 auto;padding:0 18px}
h1,h2,h3{margin:0}
.display{font-family:'Anton','Impact',sans-serif;text-transform:uppercase;letter-spacing:.01em;line-height:1.02}
.slab{font-family:'Roboto Slab',serif}

/* urgency bar */
.bar{background:var(--red);color:#fff;text-align:center;font-weight:800;font-size:13px;letter-spacing:.06em;text-transform:uppercase;padding:8px 12px}
.bar b{color:var(--yellow)}

/* header */
header{background:var(--blue-d);color:#fff;position:sticky;top:0;z-index:30;box-shadow:0 2px 0 var(--red)}
header .wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:10px 18px}
.logo{font:400 1.7rem/1 'Anton',sans-serif;text-transform:uppercase;letter-spacing:.02em}
.logo span{color:var(--red);background:#fff;padding:0 6px;margin-left:4px;border-radius:3px}
header nav{display:flex;gap:22px;font-weight:700;font-size:14px}
header nav a:hover{color:var(--yellow)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:800;text-transform:uppercase;letter-spacing:.04em;border-radius:8px;padding:14px 22px;border:0;cursor:pointer;font-family:inherit;font-size:15px;transition:transform .12s, box-shadow .12s}
.btn:hover{transform:translateY(-2px)}
.btn-red{background:var(--red);color:#fff;box-shadow:0 5px 0 var(--red-d)}
.btn-red:hover{box-shadow:0 7px 0 var(--red-d)}
.btn-blue{background:var(--blue);color:#fff;box-shadow:0 5px 0 var(--blue-d)}
.btn-wa{background:#22c55e;color:#04210f;box-shadow:0 5px 0 #15803d}
.btn-lg{font-size:18px;padding:18px 28px}
.hdr-cta{padding:10px 16px;font-size:13px;box-shadow:0 3px 0 var(--red-d)}

/* hero */
.hero{background:
  radial-gradient(circle at 85% 20%, rgba(224,32,43,.35), transparent 40%),
  linear-gradient(135deg,var(--blue) 0%,var(--blue-d) 100%);
  color:#fff;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;inset:auto 0 0 0;height:14px;background:repeating-linear-gradient(45deg,var(--red) 0 18px,#fff 18px 36px,var(--blue) 36px 54px)}
.hero .wrap{display:grid;grid-template-columns:1.3fr 1fr;gap:36px;align-items:center;padding:54px 18px 70px}
.pill{display:inline-block;background:var(--yellow);color:#111;font-weight:800;font-size:12px;letter-spacing:.08em;text-transform:uppercase;padding:5px 12px;border-radius:99px;margin-bottom:14px}
.hero h1{font-size:clamp(2.6rem,7vw,5rem)}
.hero h1 em{font-style:normal;color:var(--yellow)}
.hero h1 u{text-decoration:none;background:var(--red);padding:0 10px;display:inline-block;transform:rotate(-1.5deg)}
.hero p.lead{font-size:1.15rem;max-width:560px;margin:16px 0 24px;color:#dbe4ff}
.cta-row{display:flex;gap:14px;flex-wrap:wrap}
.ticks{display:flex;flex-wrap:wrap;gap:8px 22px;margin:22px 0 0;padding:0;list-style:none;font-weight:700;font-size:14px}
.ticks li::before{content:"✔";color:var(--yellow);margin-right:7px}

/* quote card */
.quote{background:#fff;color:var(--ink);border-radius:14px;padding:22px;border-top:8px solid var(--red);box-shadow:0 18px 40px rgba(0,0,0,.35);position:relative}
.quote h2{font-size:1.9rem;color:var(--blue)}
.quote p{margin:4px 0 14px;color:var(--muted);font-size:14px}
.quote form{display:grid;gap:10px}
.quote input,.quote select{width:100%;padding:13px;border:2px solid var(--line);border-radius:8px;font:inherit;background:#fff;color:var(--ink)}
.quote input:focus,.quote select:focus{outline:0;border-color:var(--blue)}
.quote .btn{width:100%}
.burst{position:absolute;top:-28px;right:-14px;width:96px;height:96px;background:var(--yellow);color:#111;display:grid;place-items:center;text-align:center;font:400 1.05rem/1 'Anton',sans-serif;text-transform:uppercase;transform:rotate(12deg);
  clip-path:polygon(50% 0,61% 12%,75% 6%,79% 21%,94% 25%,88% 39%,100% 50%,88% 61%,94% 75%,79% 79%,75% 94%,61% 88%,50% 100%,39% 88%,25% 94%,21% 79%,6% 75%,12% 61%,0 50%,12% 39%,6% 25%,21% 21%,25% 6%,39% 12%)}

/* trust strip */
.trust{background:var(--yellow);color:#111}
.trust .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding:16px 18px;text-align:center}
.trust b{display:block;font:400 1.5rem/1 'Anton',sans-serif;text-transform:uppercase;color:var(--blue-d)}
.trust span{font-size:13px;font-weight:700}

/* sections */
section{padding:64px 0}
.kicker{color:var(--red);font-weight:800;letter-spacing:.14em;text-transform:uppercase;font-size:13px}
.sec-title{font-size:clamp(2rem,5vw,3.2rem);color:var(--blue);margin:6px 0 10px}
.sec-sub{color:var(--muted);max-width:640px;margin:0 0 34px}
.center{text-align:center}.center .sec-sub{margin-inline:auto}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--card);border:2px solid var(--line);border-radius:14px;padding:22px;position:relative;transition:transform .15s,border-color .15s}
.card:hover{transform:translateY(-4px);border-color:var(--blue)}
.ico{width:54px;height:54px;border-radius:12px;background:var(--blue);color:#fff;display:grid;place-items:center;font-size:26px;margin-bottom:12px}
.card:nth-child(even) .ico{background:var(--red)}
.card h3{font-size:1.15rem;color:var(--blue-d);margin-bottom:6px}
.card p{margin:0 0 12px;color:var(--muted);font-size:.95rem}
.card a{color:var(--red);font-weight:800;font-size:14px}

/* problema */
.problem{background:var(--blue-l)}
.prob-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}
.prob-list{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.prob-list li{background:#fff;border-left:6px solid var(--red);padding:12px 16px;border-radius:8px;font-weight:700}
.prob-list li::before{content:"✖ ";color:var(--red)}

/* edificios */
.build{background:var(--blue-d);color:#fff}
.build .sec-title{color:#fff}.build .sec-sub{color:#c7d3fa}
.build-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}
.checks{list-style:none;padding:0;margin:0 0 24px;display:grid;gap:10px}
.checks li{padding-left:32px;position:relative;font-weight:600}
.checks li::before{content:"✔";position:absolute;left:0;top:0;width:22px;height:22px;background:var(--red);border-radius:50%;display:grid;place-items:center;font-size:12px}
.build-box{background:#fff;color:var(--ink);border-radius:14px;padding:26px;border-top:8px solid var(--red)}
.build-box h3{font-size:1.8rem;color:var(--blue)}

/* galería */
.work{background:var(--blue-l)}
.work h3.grp{font:400 1.7rem/1 'Anton',sans-serif;text-transform:uppercase;color:var(--blue-d);margin:34px 0 4px;display:flex;align-items:center;gap:10px}
.work h3.grp::before{content:"";width:10px;height:26px;background:var(--red);display:inline-block}
.work p.grp-sub{margin:0 0 16px;color:var(--muted)}
.gal{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.gal.g3{grid-template-columns:repeat(3,1fr)}
.shot{margin:0;position:relative;border-radius:12px;overflow:hidden;background:#000;cursor:zoom-in;border:3px solid #fff;box-shadow:0 6px 16px rgba(6,29,92,.18);aspect-ratio:3/4}
.shot img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s}
.shot:hover img{transform:scale(1.05)}
.shot figcaption{position:absolute;left:0;right:0;bottom:0;padding:26px 12px 10px;background:linear-gradient(transparent,rgba(6,29,92,.92));color:#fff;font-weight:700;font-size:13px;line-height:1.3}
.shot figcaption b{display:inline-block;background:var(--red);font-size:10px;letter-spacing:.08em;text-transform:uppercase;padding:2px 7px;border-radius:4px;margin-bottom:4px}
.lb{position:fixed;inset:0;background:rgba(3,10,35,.94);display:none;align-items:center;justify-content:center;z-index:100;padding:16px;cursor:zoom-out}
.lb.on{display:flex}
.lb img{max-width:100%;max-height:90vh;border-radius:8px;border:4px solid #fff}
.build-photo{width:100%;height:230px;object-fit:cover;border-radius:10px;margin-bottom:16px;display:block}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:s}
.step{text-align:center;padding:10px}
.step::before{counter-increment:s;content:counter(s);display:grid;place-items:center;width:64px;height:64px;margin:0 auto 12px;border-radius:50%;background:var(--red);color:#fff;font:400 2rem/1 'Anton',sans-serif;box-shadow:0 5px 0 var(--red-d)}
.step h3{color:var(--blue-d);font-size:1.05rem;margin-bottom:4px}
.step p{margin:0;color:var(--muted);font-size:.93rem}

/* big cta */
.bigcta{background:linear-gradient(135deg,var(--red),var(--red-d));color:#fff;text-align:center;padding:60px 0}
.bigcta h2{font-size:clamp(2.2rem,6vw,4rem)}
.bigcta p{max-width:600px;margin:12px auto 26px;font-size:1.1rem}
.bigcta .btn-white{background:#fff;color:var(--red-d);box-shadow:0 5px 0 rgba(0,0,0,.25)}
.phone{font:400 clamp(2.2rem,7vw,4rem)/1 'Anton',sans-serif;display:block;margin:0 0 20px;letter-spacing:.03em}

/* zonas + faq */
.zones{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.zones span{background:var(--blue-l);color:var(--blue-d);font-weight:700;font-size:14px;padding:8px 14px;border-radius:99px;border:2px solid var(--line)}
details{background:#fff;border:2px solid var(--line);border-radius:10px;padding:14px 18px;margin-bottom:10px}
details[open]{border-color:var(--blue)}
summary{cursor:pointer;font-weight:800;color:var(--blue-d)}
details p{margin:8px 0 0;color:var(--muted)}
.faq{max-width:780px;margin:0 auto}

footer{background:var(--blue-d);color:#b9c6ef;padding:34px 0;text-align:center;font-size:14px}
footer .logo{color:#fff;display:block;margin-bottom:8px}

/* sticky mobile call bar */
.callbar{position:fixed;left:0;right:0;bottom:0;z-index:40;display:flex;box-shadow:0 -3px 12px rgba(0,0,0,.25)}
.callbar a{flex:1;text-align:center;padding:16px 8px;font-weight:800;text-transform:uppercase;letter-spacing:.04em;font-size:15px}
.callbar .c{background:var(--red);color:#fff}
.callbar .w{background:#22c55e;color:#04210f}

@media (min-width:861px){ body{padding-bottom:0} .callbar{display:none} }
@media (max-width:860px){
  header nav{display:none}
  .hero .wrap,.prob-grid,.build-grid{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  .gal,.gal.g3{grid-template-columns:1fr 1fr}
  .trust .wrap{grid-template-columns:1fr 1fr}
  .hero .wrap{padding-top:36px}
  .burst{right:-6px}
}
/* paginas internas */
.crumbs{font-size:13px;font-weight:700;color:#c7d3fa;margin-bottom:12px}
.crumbs a:hover{color:var(--yellow)}
.page-hero .wrap{display:block;padding:44px 18px 62px;max-width:900px}
.page-hero h1{font-size:clamp(2.2rem,6vw,4rem)}
.page-hero .lead{max-width:680px}
.article{max-width:860px;margin:0 auto;padding:0 18px}
.article h2{font:400 clamp(1.6rem,4vw,2.3rem)/1.05 'Anton',sans-serif;text-transform:uppercase;color:var(--blue);margin:40px 0 10px}
.article p{margin:0 0 14px;color:var(--ink)}
.article ul.checks{margin:0 0 18px}
.article ul.checks li{color:var(--ink)}
.article .checks li::before{background:var(--red);color:#fff}
.article .photo{margin:22px 0;border-radius:12px;overflow:hidden;border:3px solid #fff;box-shadow:0 6px 16px rgba(6,29,92,.18)}
.article .photo img{width:100%;display:block}
.article .photo span{display:block;padding:8px 12px;background:var(--blue-l);font-size:13px;font-weight:700;color:var(--blue-d)}
.warn{border:3px solid var(--red);border-radius:10px;padding:14px 18px;margin:22px 0;font-weight:600}
.warn b{color:var(--red)}
.others{display:flex;flex-wrap:wrap;gap:10px;margin:10px 0 0}
.others a{background:var(--blue-l);color:var(--blue-d);font-weight:800;padding:10px 14px;border-radius:8px;border:2px solid var(--line)}
.others a:hover{border-color:var(--blue)}