:root{
  --navy:#0b1626; --navy-2:#13233b; --blue:#1a6dff; --blue-2:#4d8dff; --cyan:#3dd6f5;
  --ink:#0f1b2d; --soft:#5b6b82; --line:#e4eaf3; --bg:#ffffff; --bg-alt:#f4f7fc;
  --radius:18px;
}
*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{ margin:0; font-family:Inter,system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif; color:var(--ink); background:var(--bg); line-height:1.6; }
img{ max-width:100%; display:block; }
h1,h2,h3,h4{ font-family:'Plus Jakarta Sans',Inter,sans-serif; line-height:1.15; margin:0 0 .5em; letter-spacing:-.02em; }
h2{ font-size:clamp(1.7rem,3.4vw,2.5rem); }
p{ margin:0 0 1em; }
a{ color:var(--blue); }
.wrap{ width:100%; max-width:1160px; margin:0 auto; padding:0 20px; }

.btn{ display:inline-flex; align-items:center; justify-content:center; gap:8px; padding:14px 24px; border-radius:999px;
  background:linear-gradient(135deg,var(--blue),var(--blue-2)); color:#fff; font-weight:700; text-decoration:none;
  box-shadow:0 10px 28px rgba(26,109,255,.35); transition:transform .2s, box-shadow .2s; border:0; }
.btn:hover{ transform:translateY(-2px); box-shadow:0 14px 34px rgba(26,109,255,.45); color:#fff; }
.btn-sm{ padding:9px 18px; font-size:.9rem; box-shadow:none; }
.btn-ghost{ background:transparent; border:1.5px solid rgba(255,255,255,.35); box-shadow:none; }
.btn-ghost:hover{ background:rgba(255,255,255,.08); box-shadow:none; }

/* NAV */
.nav{ position:fixed; inset:0 0 auto 0; z-index:50; transition:background .25s, box-shadow .25s; }
.nav.scrolled{ background:rgba(11,22,38,.92); backdrop-filter:blur(10px); box-shadow:0 6px 24px rgba(0,0,0,.25); }
.nav-in{ display:flex; align-items:center; justify-content:space-between; height:74px; }
.brand{ display:flex; align-items:center; gap:10px; text-decoration:none; color:#fff; font-family:'Plus Jakarta Sans'; font-weight:800; font-size:1.25rem; }
.brand img{ width:40px; height:40px; background:#fff; border-radius:10px; padding:3px; object-fit:contain; }
.brand b{ color:var(--blue-2); }
.menu{ display:flex; align-items:center; gap:26px; }
.menu a{ color:#d5e0f2; text-decoration:none; font-weight:500; font-size:.95rem; }
.menu a:hover{ color:#fff; }
.menu a.btn{ color:#fff; }
.burger{ display:none; background:none; border:0; width:40px; height:40px; padding:8px; cursor:pointer; }
.burger span{ display:block; height:2px; background:#fff; margin:6px 0; border-radius:2px; }

/* HERO */
.hero{ position:relative; overflow:hidden; color:#fff; padding:150px 0 110px;
  background:
    radial-gradient(700px 380px at 85% 10%, rgba(26,109,255,.45), transparent 60%),
    radial-gradient(520px 320px at 0% 100%, rgba(61,214,245,.18), transparent 60%),
    linear-gradient(160deg,var(--navy),var(--navy-2)); }
.hero::after{ content:''; position:absolute; inset:0; background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:44px 44px; mask-image:linear-gradient(to bottom,#000,transparent); pointer-events:none; }
.hero-in{ position:relative; z-index:1; display:grid; grid-template-columns:1.1fr .9fr; gap:50px; align-items:center; }
.pill{ display:inline-block; padding:7px 15px; border-radius:999px; background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.16); font-size:.82rem; font-weight:600; color:#bcd3ff; }
.hero h1{ font-size:clamp(2.2rem,5vw,3.6rem); margin:20px 0 18px; }
.grad{ background:linear-gradient(90deg,var(--blue-2),var(--cyan)); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; }
.lead{ font-size:1.1rem; color:#c2d0e6; max-width:560px; }
.lead strong{ color:#fff; }
.cta{ display:flex; gap:12px; flex-wrap:wrap; margin:28px 0 24px; }
.hero-pts{ list-style:none; padding:0; margin:0; color:#9fb3d1; font-size:.92rem; }
.hero-pts li{ padding-left:24px; position:relative; margin-bottom:6px; }
.hero-pts li::before{ content:'✓'; position:absolute; left:0; color:var(--cyan); font-weight:800; }

.hero-vis{ position:relative; }
.mock{ background:#fff; border-radius:20px; box-shadow:0 40px 90px rgba(0,0,0,.45); overflow:hidden; transform:rotate(-2deg); }
.mock-bar{ display:flex; gap:6px; padding:12px 14px; background:#eef2f8; }
.mock-bar i{ width:10px; height:10px; border-radius:50%; background:#cfd8e6; }
.mock-body{ padding:22px; display:grid; grid-template-columns:120px 1fr; gap:20px; align-items:center; }
.mock-body img{ width:120px; }
.mr{ display:flex; align-items:center; gap:10px; margin:10px 0; }
.mr span{ display:block; height:12px; border-radius:6px; background:linear-gradient(90deg,var(--blue),var(--cyan)); }
.mr b{ font-size:.8rem; color:var(--ink); }
.float{ position:absolute; background:#fff; color:var(--ink); font-weight:700; font-size:.85rem; padding:10px 16px; border-radius:14px; box-shadow:0 14px 34px rgba(0,0,0,.3); animation:bob 4s ease-in-out infinite; }
.f1{ left:-20px; bottom:-18px; }
.f2{ right:-10px; top:-18px; animation-delay:-2s; }
@keyframes bob{ 50%{ transform:translateY(-8px); } }

/* SECCIONES */
.sec{ padding:96px 0; }
.sec-alt{ background:var(--bg-alt); }
.sec-head{ text-align:center; max-width:640px; margin:0 auto 46px; }
.kicker{ display:inline-block; font-size:.8rem; font-weight:700; letter-spacing:.12em; text-transform:uppercase; color:var(--blue); margin-bottom:10px; }

.about{ display:grid; grid-template-columns:.8fr 1.2fr; gap:56px; align-items:center; }
.about p{ color:var(--soft); font-size:1.05rem; }
.about-card{ background:linear-gradient(160deg,var(--navy),var(--navy-2)); color:#fff; border-radius:24px; padding:36px; text-align:center; box-shadow:0 30px 70px rgba(11,22,38,.25); }
.about-card img{ width:120px; height:120px; margin:0 auto 18px; background:#fff; border-radius:24px; padding:10px; object-fit:contain; }
.about-card p{ color:#9fb3d1; }
.tags{ display:flex; flex-wrap:wrap; gap:8px; justify-content:center; }
.tags span{ font-size:.78rem; padding:6px 12px; border-radius:999px; background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.14); }

.grid4{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.card{ background:#fff; border:1px solid var(--line); border-radius:var(--radius); padding:28px 24px; transition:transform .2s, box-shadow .2s; }
.card:hover{ transform:translateY(-4px); box-shadow:0 20px 44px rgba(15,27,45,.09); }
.card .ic{ width:54px; height:54px; border-radius:15px; display:flex; align-items:center; justify-content:center; font-size:1.6rem; background:#eaf1ff; margin-bottom:16px; }
.card h3{ font-size:1.12rem; }
.card p{ color:var(--soft); font-size:.95rem; margin:0; }

.product{ display:grid; grid-template-columns:.75fr 1.25fr; gap:44px; align-items:center; background:#fff; border:1px solid var(--line); border-radius:28px; padding:40px; box-shadow:0 24px 60px rgba(15,27,45,.07); }
.product-img{ background:var(--bg-alt); border-radius:22px; padding:30px; }
.badge-new{ display:inline-block; font-size:.75rem; font-weight:700; padding:5px 12px; border-radius:999px; background:#e3f8ec; color:#0f8a4a; margin-bottom:10px; }
.product h3{ font-size:2rem; }
.product-txt > p{ color:var(--soft); }
.versions{ display:grid; grid-template-columns:1fr 1fr; gap:16px; margin:22px 0 26px; }
.ver{ background:var(--bg-alt); border-radius:16px; padding:20px; }
.ver h4{ font-size:1rem; color:var(--blue); }
.ver p{ font-size:.9rem; color:var(--soft); }
.ver ul{ margin:0; padding-left:18px; font-size:.88rem; }
.ver .link{ display:inline-block; margin-top:10px; font-weight:700; font-size:.9rem; text-decoration:none; }

.soon{ display:flex; gap:18px; align-items:center; margin-top:24px; padding:24px 28px; border:2px dashed #c9d6ea; border-radius:22px; }
.soon-ic{ font-size:2rem; }
.soon h4{ margin-bottom:4px; }
.soon p{ margin:0; color:var(--soft); }

.sec-dark{ background:linear-gradient(160deg,var(--navy),var(--navy-2)); color:#fff; }
.sec-dark .kicker{ color:var(--cyan); }
.steps{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.step{ background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.1); border-radius:var(--radius); padding:30px; }
.step b{ display:flex; width:46px; height:46px; border-radius:14px; align-items:center; justify-content:center; font-size:1.2rem;
  background:linear-gradient(135deg,var(--blue),var(--cyan)); margin-bottom:16px; }
.step p{ color:#a9bbd6; margin:0; }

.contact{ display:grid; grid-template-columns:1fr 1fr; gap:40px; align-items:center; }
.contact p{ color:var(--soft); }
.contact-cards{ display:grid; gap:14px; }
.cc{ display:flex; gap:16px; align-items:center; padding:20px 22px; border:1px solid var(--line); border-radius:var(--radius); text-decoration:none; color:var(--ink); transition:all .2s; }
.cc:hover{ border-color:var(--blue); box-shadow:0 14px 34px rgba(26,109,255,.12); }
.cc span{ font-size:1.6rem; }
.cc b{ display:block; }
.cc small{ color:var(--soft); }

.foot{ background:var(--navy); color:#8ea3c4; padding:30px 0; }
.foot-in{ display:flex; justify-content:space-between; align-items:center; gap:16px; flex-wrap:wrap; }
.foot .brand{ font-size:1.05rem; }
.foot .brand img{ width:32px; height:32px; }

.wa{ position:fixed; right:18px; bottom:18px; width:58px; height:58px; border-radius:50%; background:linear-gradient(135deg,#25d366,#128c7e);
  display:flex; align-items:center; justify-content:center; box-shadow:0 10px 28px rgba(18,140,126,.5); z-index:60; transition:transform .2s; }
.wa:hover{ transform:scale(1.08); }

.reveal{ opacity:0; transform:translateY(24px); transition:opacity .6s ease, transform .6s ease; }
.reveal.in{ opacity:1; transform:none; }

@media (max-width: 980px){
  .hero-in,.about,.product,.contact{ grid-template-columns:1fr; }
  .hero-vis{ max-width:440px; margin:20px auto 0; }
  .grid4{ grid-template-columns:1fr 1fr; }
  .steps{ grid-template-columns:1fr; }
  .product{ padding:26px; }
  .product-img{ max-width:280px; }
}
@media (max-width: 760px){
  .burger{ display:block; }
  .menu{ position:fixed; top:74px; left:0; right:0; flex-direction:column; align-items:stretch; gap:0; padding:10px 20px 20px;
    background:rgba(11,22,38,.97); transform:translateY(-130%); transition:transform .3s; }
  .menu.open{ transform:none; }
  .menu a{ padding:12px 0; border-bottom:1px solid rgba(255,255,255,.06); }
  .menu a.btn{ margin-top:12px; border:0; }
  .hero{ padding:120px 0 80px; }
  .grid4,.versions{ grid-template-columns:1fr; }
  .sec{ padding:70px 0; }
  .mock-body{ grid-template-columns:80px 1fr; }
  .mock-body img{ width:80px; }
  .f1{ left:0; } .f2{ right:0; }
}
@media (prefers-reduced-motion: reduce){ *{ animation:none !important; transition:none !important; } .reveal{ opacity:1; transform:none; } }

/* Descarga del instalador */
.dl-row{ display:flex; flex-wrap:wrap; gap:12px; }
.btn-line{ background:#fff; color:var(--blue); border:1.5px solid var(--blue); box-shadow:none; }
.btn-line:hover{ color:var(--blue); background:var(--bg-alt); box-shadow:none; }
.dl-info{ margin:12px 0 0; font-size:.85rem; color:var(--soft); }

/* Videos de YouTube (se cargan al hacer clic: la página sigue siendo rápida) */
.sec-head p{ color:var(--soft); margin:8px 0 0; }
.vid-prod{ font-size:1.2rem; margin:30px 0 14px; }
.vid-grid{ display:grid; grid-template-columns:repeat(auto-fill,minmax(300px,1fr)); gap:22px; }
.vid-card{ margin:0; background:#fff; border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; box-shadow:0 14px 34px rgba(15,27,45,.06); }
.vid{ position:relative; display:block; width:100%; aspect-ratio:16/9; padding:0; border:0; background:#000; cursor:pointer; overflow:hidden; }
.vid img{ width:100%; height:100%; object-fit:cover; display:block; transition:transform .3s, opacity .3s; }
.vid:hover img{ transform:scale(1.04); opacity:.85; }
.vid iframe{ position:absolute; inset:0; width:100%; height:100%; border:0; }
.vid-play{ position:absolute; left:50%; top:50%; width:68px; height:48px; transform:translate(-50%,-50%); border-radius:14px; background:#f00; box-shadow:0 8px 24px rgba(0,0,0,.35); }
.vid-play::after{ content:''; position:absolute; left:27px; top:14px; border-style:solid; border-width:10px 0 10px 17px; border-color:transparent transparent transparent #fff; }
.vid:focus-visible{ outline:3px solid var(--blue); outline-offset:2px; }
.vid-card figcaption{ padding:14px 18px 18px; font-weight:600; line-height:1.4; }
.vid-tag{ display:inline-block; font-size:.7rem; font-weight:700; text-transform:uppercase; letter-spacing:.06em; padding:3px 9px; border-radius:999px; margin:0 8px 6px 0; }
.vid-tag.tut{ background:#e8f0ff; color:var(--blue); }
.vid-tag.pro{ background:#fff1e0; color:#b45a00; }
@media (max-width: 760px){ .vid-grid{ grid-template-columns:1fr; } }

/* Video destacado dentro de la tarjeta del sistema */
@media (min-width: 981px){ .product.has-vid{ grid-template-columns:1fr 1fr; align-items:start; } }
.product-vid .vid{ border-radius:18px; box-shadow:0 18px 40px rgba(15,27,45,.18); }
.vid-cap{ margin:12px 2px 0; font-weight:600; font-size:.95rem; line-height:1.4; }