/* CideOffice · cideoffice.com */
:root{
  --azul:#1756be; --azul-osc:#0f3c8a; --azul-claro:#e8f0fd; --verde:#1f9d55;
  --texto:#1b2433; --suave:#5b6675; --fondo:#ffffff; --fondo-alt:#f4f7fc; --borde:#dfe6f1;
  --gutter:clamp(16px,4vw,56px); --radio:16px;
  --sombra:0 10px 40px rgba(23,86,190,.14);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--fondo);color:var(--texto);font-family:"Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;line-height:1.55;overflow-x:hidden}
a{color:var(--azul);text-decoration:none}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{line-height:1.15;margin:0 0 .5em}
code{background:var(--azul-claro);color:var(--azul-osc);padding:2px 7px;border-radius:6px;font-size:.92em;white-space:nowrap}
b{font-weight:600}

/* ---------- Cabecera ---------- */
.topbar{position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:20px;height:72px;padding:0 var(--gutter);background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--borde)}
.brand{display:flex;align-items:center;gap:10px;font-size:24px;font-weight:600;color:var(--texto);letter-spacing:-.3px}
.brand b{color:var(--azul);font-weight:800}
.topbar nav{flex:1;display:flex;justify-content:center;gap:clamp(12px,2vw,30px);font-weight:600;font-size:15px}
.topbar nav a{color:var(--texto);padding:8px 2px;border-bottom:2px solid transparent;white-space:nowrap}
.topbar nav a:hover{border-color:var(--azul);color:var(--azul)}
.topbar nav .nav-cta{background:var(--azul);color:#fff;padding:9px 16px;border-radius:999px;border:0}
.topbar nav .nav-cta:hover{background:var(--azul-osc);color:#fff}
.studio img{width:52px;height:52px;object-fit:contain}
.menu-btn{display:none;margin-left:auto;background:#fff;border:1px solid var(--borde);border-radius:10px;font-size:22px;line-height:1;padding:6px 11px;cursor:pointer}

/* ---------- Botones ---------- */
.btn{display:inline-flex;align-items:center;gap:12px;border-radius:14px;padding:12px 22px;font-weight:600;transition:transform .15s,box-shadow .15s,background .15s}
.btn-primary{background:var(--azul);color:#fff;box-shadow:0 8px 24px rgba(23,86,190,.3)}
.btn-primary:hover{background:var(--azul-osc);transform:translateY(-2px)}
.btn-primary small,.btn-primary strong{display:block;line-height:1.15}
.btn-primary small{font-size:12px;font-weight:500;opacity:.85}
.btn-primary strong{font-size:19px}
.btn-icon{font-size:26px}
.btn-ghost{border:2px solid var(--azul);color:var(--azul);background:#fff}
.btn-ghost:hover{background:var(--azul-claro)}
.btn-big{padding:16px 30px}
.btn[aria-disabled="true"]{background:#8da4c7;box-shadow:none;cursor:default}
.btn[aria-disabled="true"]:hover{transform:none;background:#8da4c7}

/* ---------- Portada ---------- */
.hero{max-width:1360px;margin:auto;display:grid;grid-template-columns:1fr 1.15fr;gap:clamp(24px,4vw,60px);align-items:center;padding:56px var(--gutter) 40px}
.eyebrow{display:inline-block;background:var(--azul-claro);color:var(--azul-osc);font-weight:700;font-size:13px;letter-spacing:.8px;text-transform:uppercase;padding:6px 14px;border-radius:999px;margin-bottom:18px}
.hero h1{font-size:clamp(38px,5vw,66px);font-weight:800;letter-spacing:-1.5px;margin:0 0 18px}
.hero h1 em{font-style:normal;color:var(--azul)}
.lead{font-size:clamp(17px,1.5vw,20px);color:var(--suave);max-width:560px;margin:0 0 26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero-points{list-style:none;padding:0;margin:26px 0 0;display:grid;gap:8px;color:var(--suave);font-size:15px}
.hero-points li:before{content:"✔";color:var(--verde);font-weight:700;margin-right:10px}
.hero-shot{margin:0;border-radius:var(--radio);overflow:hidden;border:1px solid var(--borde);box-shadow:var(--sombra);background:#fff}

/* ---------- Secciones ---------- */
.section{max-width:1200px;margin:auto;padding:64px var(--gutter)}
.section-alt{max-width:none;background:var(--fondo-alt)}
.section-alt>*{max-width:1200px;margin-left:auto;margin-right:auto}
.section h2{font-size:clamp(28px,3.4vw,42px);font-weight:800;letter-spacing:-.8px;text-align:center}
.section-intro{text-align:center;color:var(--suave);font-size:18px;max-width:760px;margin:0 auto 40px}

/* Programas */
.apps{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.app{border:1px solid var(--borde);border-radius:var(--radio);padding:32px 30px;background:#fff;box-shadow:0 6px 24px rgba(27,36,51,.06);position:relative;overflow:hidden}
.app:before{content:"";position:absolute;inset:0 0 auto 0;height:6px}
.app-doc:before{background:linear-gradient(90deg,#1756be,#4f8cf0)}
.app-calc:before{background:linear-gradient(90deg,#1f9d55,#5fd38a)}
.app-icon{width:96px;height:96px;margin-bottom:14px}
.app h3{font-size:30px;margin:0}
.app-sub{color:var(--suave);font-weight:600;margin:2px 0 18px}
.app ul{margin:0;padding-left:20px;display:grid;gap:8px}

/* Utilidades */
.tools{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.tool{background:#fff;border:1px solid var(--borde);border-radius:var(--radio);padding:26px}
.tool-wide{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:center}
.tool-wide h3{grid-column:2}
.tool-wide p{grid-column:2;margin:0}
.tool-wide .tool-strip{grid-column:1;grid-row:1/span 2;border:1px solid var(--borde);border-radius:10px;width:100%}
.tool-icon{width:64px;height:64px;margin-bottom:12px}
.tool h3{font-size:22px}
.tool p{color:var(--suave);margin:0}

/* Compatibilidad */
.compat{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start}
.compat table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--borde);border-radius:var(--radio);overflow:hidden;box-shadow:0 6px 24px rgba(27,36,51,.06)}
.compat th,.compat td{padding:16px 18px;text-align:left;vertical-align:top;border-bottom:1px solid var(--borde)}
.compat th{background:var(--azul-claro);color:var(--azul-osc);font-size:14px;letter-spacing:.5px;text-transform:uppercase}
.compat td img{display:inline-block;vertical-align:middle;margin-right:6px}
.compat td code{display:inline-block;margin:2px 4px 2px 0}
.compat-notes h3{font-size:22px}
.compat-notes ul{padding-left:20px;display:grid;gap:10px;margin:0 0 18px}
.fine{font-size:13px;color:var(--suave)}

/* Galería */
.gallery{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.gallery figure{margin:0}
.gallery a{display:block;border-radius:12px;overflow:hidden;border:1px solid var(--borde);box-shadow:0 6px 24px rgba(27,36,51,.08);background:#fff;transition:transform .15s}
.gallery a:hover{transform:translateY(-3px)}
.gallery figcaption{margin-top:10px;color:var(--suave);font-size:15px;text-align:center}

/* Cursos */
.learn{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center}
.learn h2{text-align:left}
.learn-text p{font-size:17px;color:var(--suave)}
.learn-logos{display:grid;gap:26px;justify-items:center;background:var(--fondo-alt);border-radius:var(--radio);padding:34px}
.learn-logos img{object-fit:contain}
.learn-logos img[width="160"]{width:160px;height:160px}

/* Descargar */
.download{text-align:center}
.download>img{margin:0 auto 10px}
.download .section-intro{margin-bottom:26px}
.download-note{color:var(--suave);max-width:560px;margin:18px auto 30px}
.specs{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin:0}
.specs div{background:var(--fondo-alt);border-radius:12px;padding:14px 22px;min-width:160px}
.specs dt{font-size:12px;letter-spacing:.6px;text-transform:uppercase;color:var(--suave)}
.specs dd{margin:4px 0 0;font-weight:700}

/* Preguntas */
.faq{display:grid;gap:12px;max-width:820px}
.faq details{background:#fff;border:1px solid var(--borde);border-radius:12px;padding:0 20px}
.faq summary{cursor:pointer;font-weight:700;padding:16px 0;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";color:var(--azul);font-size:22px;line-height:1}
.faq details[open] summary:after{content:"–"}
.faq p{margin:0 0 18px;color:var(--suave)}

/* ---------- Pie ---------- */
.footer{background:#0f1b2e;color:#c8d3e4;padding:50px var(--gutter) 30px}
.footer a{color:#e8eef9}
.footer .brand{color:#fff;margin-bottom:10px}
.footer .brand b{color:#7fb0ff}
.footer-grid{max-width:1200px;margin:0 auto 30px;display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px}
.footer h4{color:#fff;margin:0 0 12px;font-size:15px;letter-spacing:.5px;text-transform:uppercase}
.footer-grid div a{display:block;margin-bottom:8px}
.footer .fine{max-width:1200px;margin:0 auto 10px;color:#94a3bb}
.footer .fine a{color:#c8d3e4;text-decoration:underline}

/* ---------- Visor de capturas ---------- */
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(10,16,28,.9);display:flex;align-items:center;justify-content:center;padding:24px}
.lightbox[hidden]{display:none}
.lightbox img{max-width:min(1400px,100%);max-height:100%;border-radius:10px;box-shadow:0 20px 60px rgba(0,0,0,.6)}
.lightbox-close{position:absolute;top:16px;right:20px;background:none;border:0;color:#fff;font-size:44px;line-height:1;cursor:pointer}

/* ---------- Móvil ---------- */
@media (max-width:980px){
  .hero,.apps,.compat,.learn,.gallery{grid-template-columns:1fr}
  .tools{grid-template-columns:1fr 1fr}
  .tool-wide{grid-template-columns:1fr}
  .tool-wide .tool-strip,.tool-wide h3,.tool-wide p{grid-column:1;grid-row:auto}
  .footer-grid{grid-template-columns:1fr 1fr}
  .learn h2{text-align:center}
}
@media (max-width:720px){
  .topbar{gap:12px}
  .topbar nav{display:none;position:absolute;top:72px;left:0;right:0;flex-direction:column;gap:0;background:#fff;border-bottom:1px solid var(--borde);padding:8px 0 14px}
  .topbar nav.open{display:flex}
  .topbar nav a{padding:12px var(--gutter);border:0}
  .topbar nav .nav-cta{margin:10px var(--gutter) 0;text-align:center}
  .studio{margin-left:auto}
  .menu-btn{display:block;margin-left:0}
  .hero{padding-top:30px}
  .tools,.footer-grid{grid-template-columns:1fr}
  .hero-actions .btn{width:100%;justify-content:center}
}