/* ===== ALFRA — páginas internas (soluciones / industrias) ===== */
:root{
  --cyan:#00BCD4;--aqua:#26E0CC;--teal:#00A89C;--deep:#1B6B8A;--charcoal:#3C4750;
  --cool-gray:#F4F7F9;--white:#FFFFFF;--ink:#2B333A;--muted:#69757E;--line:#E3EAEF;
  --font-display:'Sora',-apple-system,'Segoe UI',Arial,sans-serif;
  --font-body:'Inter',-apple-system,'Segoe UI',Arial,sans-serif;
  --maxw:1240px;
  --grad-brand:linear-gradient(120deg,var(--cyan) 0%,var(--teal) 55%,var(--deep) 100%);
  --grad-aqua:linear-gradient(120deg,var(--aqua) 0%,var(--cyan) 100%);
  --shadow-sm:0 2px 12px rgba(27,107,138,.06);
  --shadow-md:0 14px 40px rgba(27,107,138,.10);
  --shadow-lg:0 30px 70px rgba(27,107,138,.16);
  --r:18px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);color:var(--ink);background:#fff;line-height:1.7;font-weight:300;-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:300;line-height:1.15;letter-spacing:-.02em;color:var(--charcoal)}
strong,b{font-weight:600;color:var(--deep)}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.eyebrow{font-family:var(--font-display);font-weight:600;font-size:.74rem;letter-spacing:.28em;text-transform:uppercase;color:var(--teal);margin-bottom:16px;display:inline-block}
.lede{font-size:1.12rem;color:var(--muted);max-width:640px}

.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:600;font-size:.95rem;padding:14px 28px;border-radius:50px;cursor:pointer;border:none;transition:transform .35s cubic-bezier(.2,1,.3,1),box-shadow .35s,background .35s}
.btn-primary{background:var(--cyan);color:#fff;box-shadow:0 10px 28px rgba(0,188,212,.32)}
.btn-primary:hover{background:var(--deep);transform:translateY(-3px)}
.btn-ghost{background:transparent;color:var(--charcoal);border:1.5px solid var(--line)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);transform:translateY(-3px)}
.btn-light{background:rgba(255,255,255,.14);color:#fff;border:1.5px solid rgba(255,255,255,.4)}
.btn-light:hover{background:#fff;color:var(--deep);transform:translateY(-3px)}
.btn-arrow{transition:transform .35s}.btn:hover .btn-arrow{transform:translateX(4px)}

/* navbar (idéntico al resto) */
header.nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:16px 0;transition:padding .4s,background .4s,box-shadow .4s,border-color .4s;border-bottom:1px solid transparent}
header.nav.scrolled{background:rgba(255,255,255,.88);backdrop-filter:blur(18px) saturate(1.4);padding:10px 0;box-shadow:var(--shadow-sm);border-bottom-color:var(--line)}
.nav-inner{max-width:var(--maxw);margin:0 auto;padding:0 28px;display:flex;align-items:center;justify-content:space-between}
.nav-logo{display:flex;align-items:center;height:58px}
.nav-logo img{height:58px;width:auto;transition:height .4s}
header.nav.scrolled .nav-logo img{height:50px}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{font-family:var(--font-display);font-weight:500;font-size:.92rem;color:var(--charcoal);position:relative;padding:4px 0;transition:color .3s}
.nav-links a::after{content:'';position:absolute;left:0;bottom:-3px;width:0;height:2px;background:var(--grad-aqua);border-radius:2px;transition:width .35s cubic-bezier(.2,1,.3,1)}
.nav-links a:hover{color:var(--cyan)}.nav-links a:hover::after{width:100%}
.nav-cta{padding:11px 22px;font-size:.88rem}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.nav-toggle span{width:26px;height:2px;background:var(--charcoal);border-radius:2px;transition:.3s}

/* hero de página interna con degradado de marca */
.inner-hero{padding:160px 0 70px;background:var(--grad-brand);color:#fff;position:relative;overflow:hidden}
.inner-hero::before{content:'';position:absolute;top:-30%;right:-8%;width:560px;height:560px;background:radial-gradient(circle,rgba(255,255,255,.12),transparent 62%);border-radius:50%}
.inner-hero::after{content:'';position:absolute;bottom:-40%;left:-6%;width:480px;height:480px;background:radial-gradient(circle,rgba(38,224,204,.18),transparent 60%);border-radius:50%}
.inner-hero .wrap{position:relative;z-index:1}
.crumbs{font-size:.84rem;color:rgba(255,255,255,.8);margin-bottom:18px;font-family:var(--font-display);font-weight:500}
.crumbs a{color:rgba(255,255,255,.8)}.crumbs a:hover{color:#fff}
.crumbs span{opacity:.5;margin:0 8px}
.inner-hero .eyebrow{color:rgba(255,255,255,.85)}
.inner-hero h1{font-size:clamp(2.2rem,4.6vw,3.4rem);max-width:860px;margin-bottom:20px;font-weight:200;color:#fff}
.inner-hero h1 b{font-weight:600;color:#fff}
.inner-hero p.intro{font-size:1.18rem;color:rgba(255,255,255,.92);max-width:720px;margin-bottom:30px}
.inner-hero .btn-light{margin-top:4px}

/* iconos de hero */
.hero-ico{width:74px;height:74px;border-radius:18px;background:rgba(255,255,255,.16);display:grid;place-items:center;margin-bottom:24px}
.hero-ico svg{width:38px;height:38px;stroke:#fff;fill:none;stroke-width:1.6}

/* sección de contenido */
.sec{padding:84px 0}
.sec.alt{background:var(--cool-gray)}
.sec-head{max-width:680px;margin-bottom:48px}
.sec-head.center{margin:0 auto 48px;text-align:center}
.sec-head h2{font-size:clamp(1.8rem,3.4vw,2.6rem);margin-bottom:16px}
.sec-head h2 b{font-weight:600;color:var(--deep)}

/* grid de características */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feat{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:32px 28px;transition:transform .45s cubic-bezier(.2,1,.3,1),box-shadow .45s,border-color .45s}
.feat:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:var(--cyan)}
.feat .ic{width:52px;height:52px;border-radius:13px;background:var(--cool-gray);display:grid;place-items:center;margin-bottom:20px;transition:background .4s}
.feat:hover .ic{background:var(--grad-brand)}
.feat .ic svg{width:26px;height:26px;stroke:var(--deep);fill:none;stroke-width:1.6;transition:stroke .4s}
.feat:hover .ic svg{stroke:#fff}
.feat h3{font-size:1.18rem;font-weight:600;margin-bottom:10px;color:var(--charcoal)}
.feat p{font-size:.94rem;color:var(--muted)}

/* lista de beneficios con check */
.benefits{display:grid;grid-template-columns:1fr 1fr;gap:16px 40px;max-width:980px}
.benefit{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--line)}
.benefit .chk{width:26px;height:26px;border-radius:50%;background:var(--grad-aqua);display:grid;place-items:center;flex-shrink:0;margin-top:2px}
.benefit .chk svg{width:14px;height:14px;stroke:#fff;stroke-width:3;fill:none}
.benefit p{font-size:1rem;color:var(--ink)}
.benefit p b{color:var(--deep)}

/* split: texto + visual */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split .visual{background:var(--grad-brand);border-radius:var(--r);min-height:340px;display:grid;place-items:center;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.split .visual::after{content:'';position:absolute;top:-40%;right:-30%;width:300px;height:300px;background:radial-gradient(circle,rgba(255,255,255,.14),transparent 65%);border-radius:50%}
.split .visual svg{width:55%;height:auto;position:relative;z-index:1}

/* chips */
.chips{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}
.chip{background:#fff;border:1px solid var(--line);color:var(--deep);font-family:var(--font-display);font-weight:500;font-size:.82rem;padding:8px 16px;border-radius:50px;transition:border-color .3s,box-shadow .3s}
.chip:hover{border-color:var(--cyan);box-shadow:var(--shadow-sm)}
.chip.on-grad{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.35);color:#fff}

/* tarjetas de enlaces (otras soluciones/industrias) */
.link-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.link-card{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px;transition:transform .4s,box-shadow .4s,border-color .4s}
.link-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:var(--cyan)}
.link-card .ic{width:46px;height:46px;border-radius:12px;background:var(--cool-gray);display:grid;place-items:center;margin-bottom:16px}
.link-card .ic svg{width:24px;height:24px;stroke:var(--deep);fill:none;stroke-width:1.6}
.link-card h3{font-size:1.1rem;font-weight:600;color:var(--charcoal);margin-bottom:6px}
.link-card p{font-size:.88rem;color:var(--muted)}
.link-card .go{margin-top:14px;font-family:var(--font-display);font-weight:600;font-size:.86rem;color:var(--cyan);display:inline-flex;gap:6px}

/* CTA final */
.cta{background:var(--charcoal);color:#fff;padding:74px 0;text-align:center;position:relative;overflow:hidden}
.cta::before{content:'';position:absolute;top:-30%;right:-5%;width:520px;height:520px;background:radial-gradient(circle,rgba(0,188,212,.18),transparent 62%);border-radius:50%}
.cta .wrap{position:relative;z-index:1}
.cta h2{color:#fff;font-size:clamp(1.8rem,3.4vw,2.6rem);margin-bottom:16px}
.cta h2 b{color:var(--aqua);font-weight:600}
.cta p{color:rgba(255,255,255,.8);max-width:600px;margin:0 auto 30px;font-size:1.08rem}

/* footer (idéntico) */
footer{background:var(--charcoal);color:rgba(255,255,255,.7);padding:60px 0 28px;border-top:1px solid rgba(255,255,255,.08)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-brand img{height:46px;width:auto;margin-bottom:18px}
.foot-brand p{font-size:.9rem;max-width:300px;color:rgba(255,255,255,.6)}
.foot-col h5{font-family:var(--font-display);font-weight:600;font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--aqua);margin-bottom:16px}
.foot-col a{display:block;font-size:.9rem;color:rgba(255,255,255,.62);padding:6px 0;transition:color .3s,padding-left .3s}
.foot-col a:hover{color:var(--aqua);padding-left:5px}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;padding-top:24px;font-size:.82rem;color:rgba(255,255,255,.5)}

/* whatsapp */
.wa{position:fixed;bottom:26px;right:26px;z-index:900;width:58px;height:58px;border-radius:50%;background:#25D366;display:grid;place-items:center;box-shadow:0 10px 30px rgba(37,211,102,.4);transition:transform .35s}
.wa:hover{transform:scale(1.08)}.wa svg{width:30px;height:30px;fill:#fff}
.wa::before{content:'';position:absolute;inset:0;border-radius:50%;border:2px solid #25D366;animation:waPulse 2.2s infinite}
@keyframes waPulse{0%{transform:scale(1);opacity:.7}100%{transform:scale(1.7);opacity:0}}

/* reveal */
.js .reveal{opacity:0;transform:translateY(24px);transition:opacity .8s cubic-bezier(.2,1,.3,1),transform .8s cubic-bezier(.2,1,.3,1)}
.js .reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none}}
.js .reveal.d1{transition-delay:.08s}.js .reveal.d2{transition-delay:.16s}.js .reveal.d3{transition-delay:.24s}.js .reveal.d4{transition-delay:.32s}

@media(max-width:900px){
  .feat-grid,.link-grid{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:36px}
  .benefits{grid-template-columns:1fr}
}
@media(max-width:680px){
  .nav-links{position:fixed;top:0;right:0;height:100vh;width:80%;max-width:330px;background:#fff;flex-direction:column;align-items:flex-start;justify-content:center;gap:24px;padding:0 38px;transform:translateX(100%);transition:transform .4s cubic-bezier(.2,1,.3,1);box-shadow:-20px 0 60px rgba(0,0,0,.12);overflow-y:auto}
  .nav-links.open{transform:none}.nav-links a{font-size:1.1rem}
  .nav-toggle{display:flex;z-index:1001}
  .nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle.open span:nth-child(2){opacity:0}
  .nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .feat-grid,.link-grid{grid-template-columns:1fr}
  .inner-hero{padding:130px 0 50px}
  .sec{padding:60px 0}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px}
}