:root{
  --bg:#0b0d10;
  --bg-2:#12161b;
  --card:#181d23;
  --line:#262d36;
  --text:#e8ecf1;
  --muted:#9aa4b0;
  --blue:#1f9bde;
  --blue-dark:#1b3a6b;
  --wa:#25d366;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:104px}
body{background:var(--bg);color:var(--text);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{width:min(1100px,100% - 32px);margin-inline:auto}

/* barra superior */
.topbar{position:sticky;top:0;z-index:50;background:rgba(11,13,16,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.topbar-in{display:flex;align-items:center;justify-content:space-between;height:96px}
.brand img{height:82px;width:auto}
.nav{display:flex;align-items:center;gap:26px}
.nav a:not(.btn){color:var(--muted);font-weight:500;transition:color .15s}
.nav a:not(.btn):hover{color:#fff}
.burger{display:none;background:none;border:0;width:40px;height:40px;cursor:pointer}
.burger span{display:block;height:2px;background:#fff;margin:6px 8px;transition:transform .2s,opacity .2s}

/* botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border-radius:999px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform .15s,background .15s,border-color .15s}
.btn:hover{transform:translateY(-1px)}
.btn-lg{padding:14px 28px;font-size:1.02rem}
.btn-wa{background:var(--wa);color:#05260f}
.btn-wa:hover{background:#3be37c}
.btn-ghost{border-color:#3a4552;color:var(--text)}
.btn-ghost:hover{border-color:var(--blue);color:#fff}

/* portada */
.hero{position:relative;min-height:clamp(440px,62vh,580px);display:flex;align-items:center;
  background:
    linear-gradient(90deg,rgba(11,13,16,.12) 0%,rgba(11,13,16,.15) 40%,rgba(11,13,16,.96) 100%),
    url("../img/hero.jpg") 70% 22%/cover no-repeat}
.hero::after{content:"";position:absolute;top:0;bottom:0;right:0;width:55%;pointer-events:none;
  background:rgba(255,255,255,.045);backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 55%);mask-image:linear-gradient(90deg,transparent,#000 55%)}
.hero-in{position:relative;z-index:1;padding:56px 0;text-shadow:0 1px 3px rgba(0,0,0,.7),0 2px 16px rgba(0,0,0,.6)}
.hero .eyebrow{color:#fff;font-size:1.05rem;font-weight:700;letter-spacing:.1em}
.eyebrow{color:var(--blue);font-weight:600;letter-spacing:.12em;text-transform:uppercase;font-size:.82rem;margin-bottom:18px}
h1{font-size:clamp(2.1rem,5.6vw,4rem);line-height:1.1;font-weight:800;letter-spacing:-.02em}
.accent{background:linear-gradient(90deg,#4cb4ee,#a6dcfa);-webkit-background-clip:text;background-clip:text;color:transparent;text-shadow:none;filter:drop-shadow(0 2px 8px rgba(0,0,0,.6))}
.lead{max-width:520px;margin:22px 0 32px;color:#c3cbd5;font-size:1.15rem}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px}

/* secciones */
.section{padding:88px 0}
.section.alt{background:var(--bg-2)}
h2{font-size:clamp(1.7rem,3.4vw,2.4rem);font-weight:800;letter-spacing:-.01em}
h2::after{content:"";display:block;width:56px;height:4px;border-radius:2px;margin-top:12px;background:linear-gradient(90deg,var(--blue),var(--blue-dark))}
.section-sub{color:var(--muted);margin:16px 0 40px;max-width:560px}

/* servicios */
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:32px;transition:border-color .2s,transform .2s}
.card:hover{border-color:var(--blue);transform:translateY(-3px)}
.card-ico{width:54px;height:54px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),var(--blue-dark));margin-bottom:20px}
.card-ico svg{width:28px;height:28px;fill:none;stroke:#fff;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:1.3rem;margin-bottom:10px}
.card p{color:var(--muted)}
.ticks{list-style:none;margin-top:18px;display:grid;gap:8px}
.ticks li{padding-left:26px;position:relative}
.ticks li::before{content:"";position:absolute;left:2px;top:.5em;width:10px;height:6px;border-left:2px solid var(--blue);border-bottom:2px solid var(--blue);transform:rotate(-45deg)}

/* nosotros */
.about{display:grid;grid-template-columns:minmax(0,.8fr) 1fr;gap:56px;align-items:center}
.about img{border-radius:18px;border:1px solid var(--line);aspect-ratio:989/966;object-fit:cover;width:100%;max-width:440px;height:auto}
.about p{color:var(--muted);margin:18px 0 26px}
.about p + p{margin-top:-8px}

/* antes y después */
.compare-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:920px}
.compare-grid figcaption{margin-top:12px;color:var(--muted);text-align:center;font-size:.95rem}
.compare{position:relative;aspect-ratio:4/3;border-radius:16px;overflow:hidden;border:1px solid var(--line);--pos:50%;user-select:none}
.compare img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.compare .over{clip-path:inset(0 0 0 var(--pos))}
.compare::before,.compare::after{position:absolute;bottom:12px;z-index:3;padding:3px 12px;border-radius:999px;background:rgba(0,0,0,.65);font-size:.78rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase}
.compare::before{content:attr(data-label-a);left:12px}
.compare::after{content:attr(data-label-b);right:12px}
.compare input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;z-index:4;margin:0}
.compare .bar{position:absolute;top:0;bottom:0;left:var(--pos);width:3px;background:#fff;transform:translateX(-50%);z-index:2;box-shadow:0 0 8px rgba(0,0,0,.6);pointer-events:none}
.compare .bar::after{content:"↔";position:absolute;top:50%;left:50%;width:38px;height:38px;border-radius:50%;background:#fff;color:#111;display:grid;place-items:center;transform:translate(-50%,-50%);font-weight:700}

/* galería (columnas: cada foto conserva su forma) */
.gallery{columns:4;column-gap:12px}
.gallery button{display:block;width:100%;margin:0 0 12px;break-inside:avoid;border:0;padding:0;background:none;border-radius:14px;overflow:hidden;cursor:zoom-in}
.gallery img{width:100%;height:auto;transition:transform .35s}
.gallery button:hover img{transform:scale(1.06)}
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(0,0,0,.92);display:grid;place-items:center;padding:24px}
.lightbox[hidden]{display:none}
.lightbox img{max-height:88vh;max-width:94vw;border-radius:10px}
.lb-close{position:absolute;top:14px;right:20px;font-size:2.4rem;line-height:1;background:none;border:0;color:#fff;cursor:pointer}

/* contacto */
.contact{display:grid;grid-template-columns:1fr 1.2fr;gap:48px;align-items:start}
.info{list-style:none;display:grid;gap:18px;margin-bottom:28px}
.info li{display:grid;gap:2px}
.info strong{color:var(--blue);font-size:.82rem;letter-spacing:.1em;text-transform:uppercase}
.map{border-radius:18px;overflow:hidden;border:1px solid var(--line);aspect-ratio:4/3}
.map iframe{width:100%;height:100%;border:0;filter:grayscale(.4) contrast(1.05)}

.contact-btns{display:flex;flex-wrap:wrap;gap:14px}
.btn-ig{border-color:#3a4552;color:var(--text)}
.btn-ig:hover{border-color:#e1306c;color:#fff}
.btn-ig svg,.foot-ig svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8}
.btn-ig svg .dot,.foot-ig svg .dot{fill:currentColor;stroke:none}
.foot-ig{display:inline-flex;align-items:center;gap:8px;transition:color .15s}
.foot-ig:hover{color:#fff}

/* pie y flotante */
.footer{border-top:1px solid var(--line);padding:26px 0;color:var(--muted);font-size:.92rem}
.footer-in{display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between}
.wa-float{position:fixed;right:18px;bottom:18px;z-index:60;width:58px;height:58px;border-radius:50%;background:var(--wa);display:grid;place-items:center;box-shadow:0 6px 20px rgba(0,0,0,.5);transition:transform .15s}
.wa-float:hover{transform:scale(1.07)}
.wa-float svg{width:32px;height:32px;fill:#fff}

/* opiniones */
.rating{display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px;margin:22px 0 18px}
.rating-num{font-size:2.6rem;font-weight:800;line-height:1}
.stars{color:#fbbc04;letter-spacing:2px;font-size:1.15rem}
.rating-txt{color:var(--muted)}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px}
.chips span{padding:6px 16px;border:1px solid var(--line);border-radius:999px;background:var(--card);color:var(--muted);font-size:.92rem}
.reviews{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.review{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px;display:flex;flex-direction:column;gap:14px}
.review blockquote{font-size:1rem;line-height:1.55;flex:1}
.review figcaption{font-weight:600}
.review figcaption span{color:var(--muted);font-weight:400;font-size:.88rem}
.reviews-more{margin-top:32px}

/* colegas / software */
.btn-blue{background:linear-gradient(135deg,var(--blue),var(--blue-dark));color:#fff}
.btn-blue:hover{filter:brightness(1.12)}
.colega{background:linear-gradient(135deg,#10253f,#0b0d10);border-block:1px solid var(--line);padding:64px 0}
.colega-in{display:flex;flex-wrap:wrap;gap:28px 48px;align-items:center;justify-content:space-between}
.colega .section-sub{margin-bottom:0}
.sw-hero{padding:72px 0 40px}
.sw-hero .lead{max-width:640px}
.sw-hero .lead-strong{margin-top:-8px;color:#fff;font-weight:700;font-size:1.3rem}
.colega strong{color:#fff}
.feat{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feat .card{padding:26px}
.feat .card h3{font-size:1.12rem}
.feat .card p{font-size:.95rem}
.sw-list{list-style:none;display:grid;grid-template-columns:repeat(2,1fr);gap:10px 32px;margin-top:8px}
.sw-list li{padding-left:26px;position:relative;color:var(--muted)}
.sw-list li::before{content:"";position:absolute;left:2px;top:.5em;width:10px;height:6px;border-left:2px solid var(--blue);border-bottom:2px solid var(--blue);transform:rotate(-45deg)}
.sw-cta{text-align:center}
.sw-cta h2::after{margin-inline:auto}
.sw-cta .section-sub{margin-inline:auto}
.sw-cta .contact-btns{justify-content:center}

/* celular */
@media (max-width:820px){
  .burger{display:block}
  .topbar-in{height:84px}
  .brand img{height:68px}
  .nav{position:absolute;top:84px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:var(--bg);border-bottom:1px solid var(--line);padding:8px 16px 18px;display:none}
  .nav.open{display:flex}
  .nav a:not(.btn){padding:12px 4px;border-bottom:1px solid var(--line)}
  .nav-cta{margin-top:14px}
  .cards,.about,.contact,.compare-grid{grid-template-columns:1fr}
  .gallery{columns:2}
  .feat,.sw-list,.reviews{grid-template-columns:1fr}
  .section{padding:64px 0}
  .hero{background:linear-gradient(180deg,rgba(11,13,16,.85),rgba(11,13,16,.75)),url("../img/hero.jpg") 70% 22%/cover no-repeat}
}
@media print{
  body{background:#fff;color:#111}
  .topbar,.wa-float,.no-print,.footer{display:none!important}
  .section,.sw-hero{padding:24px 0}
  .section.alt{background:none}
  .card{background:none;border-color:#bbb;break-inside:avoid}
  .card p,.section-sub,.lead,.sw-list li{color:#333}
  h2::after{background:#1f9bde}
  .accent{color:#1b3a6b;background:none}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}