/* ══════════════════════════════════════════
   CTH Soluciones Tecnológicas — Styles
   Brand Book 2026 | Inter + Source Sans 3
   Navy / Blue / Teal palette
   ══════════════════════════════════════════ */

/* ── RESET & BASE ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
:root{
  /* Brand primary */
  --navy:#0A1628;
  --dark-blue:#0D2B4E;
  --primary-blue:#1565C0;
  --bright-blue:#1E88E5;
  --teal:#00BFA5;
  --teal-soft:#26D9BD;

  /* Neutrals & support */
  --light-blue:#BBDEFB;
  --ice:#E3F2FD;
  --dark-gray:#263238;
  --med-gray:#546E7A;
  --light-gray:#ECEFF1;

  /* Surfaces */
  --bg:#F8F9FA;
  --surface:#FFFFFF;
  --border:#DCE3EA;
  --border-soft:#E8EDF2;
  --red:#C9492C;

  /* Type */
  --head:'Inter',system-ui,-apple-system,sans-serif;
  --body:'Source Sans 3','Source Sans Pro',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;

  /* Shadows */
  --shadow-sm:0 2px 8px rgba(10,22,40,.06);
  --shadow-md:0 8px 28px rgba(10,22,40,.10);
  --shadow-lg:0 20px 60px rgba(10,22,40,.14);

  --ease:cubic-bezier(.4,0,.2,1);
}
body{
  font-family:var(--body);
  background:var(--bg);
  color:var(--dark-gray);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
::selection{background:rgba(0,191,165,.3);color:var(--navy)}

/* ── NOISE TEXTURE OVERLAY (dark sections) ── */
.dark-strip::before,.banner::before,.cta-strip::before,footer::before{
  content:'';position:absolute;inset:0;opacity:.04;pointer-events:none;z-index:0;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}
.dark-strip,.banner,.cta-strip,footer{position:relative}
.dark-strip>*,.banner>*,.cta-strip>*,footer>*{position:relative;z-index:1}

/* ══════════════════════════════════════════
   TOP BAR (location · WhatsApp · email)
   ══════════════════════════════════════════ */
.top-bar{
  background:var(--navy);
  color:rgba(255,255,255,.78);
  font-size:13px;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.top-bar .container{
  display:flex;align-items:center;justify-content:flex-end;
  gap:1.8rem;flex-wrap:wrap;padding:8px 2.5rem;
}
.top-bar a{color:rgba(255,255,255,.85);transition:color .25s var(--ease)}
.top-bar a:hover{color:var(--teal)}
.top-bar i{color:var(--teal);margin-right:6px;font-size:13px}

/* ══════════════════════════════════════════
   HEADER & NAV
   ══════════════════════════════════════════ */
header{
  background:#fff;
  height:72px;
  display:flex;align-items:center;
  position:sticky;top:0;z-index:1000;
  border-bottom:1px solid var(--border);
  box-shadow:0 1px 0 rgba(10,22,40,.03),0 4px 20px rgba(10,22,40,.05);
  transition:box-shadow .4s var(--ease);
}
header .container{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 2.5rem;
}
.logo-container{display:flex;align-items:center}
.logo-container a{
  display:flex;align-items:center;
  transition:opacity .25s var(--ease),transform .25s var(--ease);
}
.logo-container a:hover{opacity:.88;transform:translateY(-1px)}
.logo-mark{display:flex;flex-direction:column;line-height:1}
.logo-mark .l-cth{
  font-family:var(--head);font-weight:800;
  font-size:26px;color:var(--navy);letter-spacing:-.02em;
}
.logo-mark .l-sub{
  font-family:var(--head);font-weight:600;
  font-size:9px;color:var(--med-gray);
  letter-spacing:.18em;text-transform:uppercase;
  margin-top:3px;border-top:2px solid var(--teal);padding-top:3px;
  width:fit-content;
}
nav[aria-label="Navegación principal"]{display:flex;align-items:center}
nav ul{list-style:none;display:flex;align-items:center;gap:4px}
nav a{
  display:inline-block;
  font-family:var(--head);font-weight:500;font-size:14.5px;
  color:var(--med-gray);
  padding:9px 14px;border-radius:6px;
  transition:all .25s var(--ease);
}
nav a:hover{color:var(--primary-blue);background:var(--ice)}
nav a.active{color:var(--primary-blue);font-weight:600;background:var(--ice)}
nav a.contact-button{
  background:var(--primary-blue);color:#fff;font-weight:600;
  margin-left:8px;padding:10px 22px;
  letter-spacing:.04em;
  box-shadow:0 4px 14px rgba(21,101,192,.25);
}
nav a.contact-button:hover{
  background:var(--bright-blue);transform:translateY(-1px);
  box-shadow:0 8px 22px rgba(30,136,229,.35);
}

.menu-toggle{
  display:none;background:none;border:none;cursor:pointer;
  font-size:22px;color:var(--navy);padding:8px;
}

/* ══════════════════════════════════════════
   HERO BANNER
   ══════════════════════════════════════════ */
.banner,.hero{
  position:relative;min-height:540px;
  background:linear-gradient(135deg,#0e1f3a 0%,var(--navy) 50%,#08111f 100%);
  overflow:hidden;
  display:flex;align-items:center;
}
.banner::after,.hero::after{
  content:'';position:absolute;inset:0;z-index:1;pointer-events:none;
  background:
    radial-gradient(circle at 20% 30%,rgba(21,101,192,.18),transparent 55%),
    radial-gradient(circle at 80% 70%,rgba(0,191,165,.10),transparent 55%),
    linear-gradient(to bottom,transparent 50%,rgba(10,22,40,.55));
}
.banner .container,.hero .container{
  position:relative;z-index:2;
  padding:5rem 2.5rem;width:100%;
}
.banner-overlay,.hero-overlay{max-width:780px}
.vtag,.h-tag{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--head);font-size:12px;font-weight:600;
  letter-spacing:.18em;text-transform:uppercase;
  color:var(--teal);margin-bottom:1.2rem;
  animation:slideInUp .6s var(--ease) both;
}
.vtag::before,.h-tag::before{
  content:'';width:32px;height:2px;background:var(--teal);
  box-shadow:0 0 10px rgba(0,191,165,.5);
}
.banner h1,.hero h1{
  font-family:var(--head);font-weight:700;
  font-size:clamp(2.2rem,4vw,3.4rem);
  line-height:1.1;letter-spacing:-.015em;
  color:#fff;margin-bottom:1.3rem;
  animation:slideInUp .7s var(--ease) .1s both;
}
.banner h1 em,.hero h1 em{color:var(--teal);font-style:normal}
.banner .lead,.hero .lead,.banner p:not(.vtag),.hero p:not(.h-tag){
  font-size:17px;line-height:1.75;
  color:rgba(255,255,255,.78);max-width:600px;
  margin-bottom:2.4rem;
  animation:slideInUp .7s var(--ease) .2s both;
}
.banner-cta{
  display:flex;gap:1rem;flex-wrap:wrap;
  animation:slideInUp .7s var(--ease) .3s both;
}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--head);font-weight:600;font-size:14px;
  letter-spacing:.04em;
  padding:13px 28px;border-radius:6px;border:none;cursor:pointer;
  transition:all .3s var(--ease);
}
.btn-primary,.cta-button{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--head);font-weight:600;font-size:14px;letter-spacing:.04em;
  padding:13px 28px;border-radius:6px;border:none;cursor:pointer;
  transition:all .3s var(--ease);
  background:var(--primary-blue);color:#fff;
  box-shadow:0 4px 18px rgba(21,101,192,.32);
}
.btn-primary:hover,.cta-button:hover{
  background:var(--bright-blue);transform:translateY(-2px);
  box-shadow:0 8px 28px rgba(30,136,229,.42);
}
.btn-teal{
  background:var(--teal);color:var(--navy);
  box-shadow:0 4px 18px rgba(0,191,165,.32);
}
.btn-teal:hover{
  background:var(--teal-soft);transform:translateY(-2px);
  box-shadow:0 8px 28px rgba(0,191,165,.45);
}
.btn-ghost{
  background:transparent;color:#fff;
  border:1.5px solid rgba(255,255,255,.32);
  backdrop-filter:blur(6px);
}
.btn-ghost:hover{
  border-color:var(--teal);color:var(--teal);
  background:rgba(0,191,165,.08);transform:translateY(-2px);
}
.btn-outline{
  background:transparent;color:var(--primary-blue);
  border:1.5px solid var(--primary-blue);
}
.btn-outline:hover{background:var(--primary-blue);color:#fff}

/* ══════════════════════════════════════════
   CONTAINERS & SECTIONS
   ══════════════════════════════════════════ */
.container{max-width:1240px;margin:0 auto;padding:0 1.5rem}
section{padding:5rem 0}
section .container{padding:0 2.5rem}
.section-tag{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--head);font-size:12px;font-weight:600;
  letter-spacing:.18em;text-transform:uppercase;
  color:var(--teal);margin-bottom:1rem;
}
.section-tag::before{
  content:'';width:32px;height:2px;background:var(--teal);
}
h1,h2,h3,h4{font-family:var(--head);color:var(--navy);letter-spacing:-.01em}
h2,.section-title{
  font-size:clamp(1.9rem,3.2vw,2.5rem);
  font-weight:700;line-height:1.2;margin-bottom:1rem;
}
h3{font-size:1.05rem;font-weight:600;margin-bottom:.6rem;color:var(--navy)}
.section-sub{
  font-size:16px;line-height:1.75;color:var(--med-gray);
  max-width:720px;margin-bottom:3rem;
}
.section-sub.wide{max-width:980px}

/* Backgrounds */
.bg-light{background:var(--bg)}
.bg-white{background:#fff}
.bg-ice{background:var(--ice)}
.bg-navy{
  background:linear-gradient(135deg,#0e1f3a 0%,var(--navy) 60%,#08111f 100%);
}
.bg-navy h2,.bg-navy h3,.bg-navy .section-title{color:#fff}
.bg-navy .section-sub{color:rgba(255,255,255,.74)}
.bg-navy .section-tag{color:var(--teal)}

/* ══════════════════════════════════════════
   PILARES STRIP (dark navy banner with cards)
   ══════════════════════════════════════════ */
.dark-strip{
  background:linear-gradient(135deg,#0e1f3a 0%,var(--navy) 55%,#08111f 100%);
  padding:3.8rem 0 4.2rem;
}
.dark-strip::after{
  content:'';position:absolute;top:0;right:-10%;width:50%;height:100%;
  background:radial-gradient(circle at 70% 50%,rgba(0,191,165,.06),transparent 60%);
  pointer-events:none;
}
.dark-strip .container{padding:0 2.5rem}
.dark-strip .section-tag{color:var(--teal);margin-bottom:1.6rem}
.dark-strip h2{color:#fff;margin-bottom:2rem}
.pillar-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:1rem;
}
.pillar{
  position:relative;
  background:linear-gradient(180deg,rgba(0,191,165,.08),rgba(21,101,192,.04));
  backdrop-filter:blur(6px);
  border:1px solid rgba(0,191,165,.18);
  border-radius:12px;padding:1.8rem 1.5rem;
  transition:all .45s var(--ease);overflow:hidden;
}
.pillar::before{
  content:'';position:absolute;top:0;left:0;width:4px;height:100%;
  background:linear-gradient(180deg,var(--teal),var(--bright-blue));
  border-radius:12px 0 0 12px;
  box-shadow:0 0 16px rgba(0,191,165,.35);
  transition:width .4s var(--ease);
}
.pillar::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(0,191,165,.08),transparent 50%);
  opacity:0;transition:opacity .45s var(--ease);pointer-events:none;
}
.pillar:hover{
  border-color:rgba(0,191,165,.4);transform:translateY(-4px);
  box-shadow:0 12px 32px rgba(0,0,0,.22),0 0 24px rgba(0,191,165,.10);
}
.pillar:hover::before{width:6px}
.pillar:hover::after{opacity:1}
.pillar-num{
  font-family:var(--head);font-weight:700;font-size:14px;
  color:var(--teal);margin-bottom:.4rem;letter-spacing:.05em;
}
.pillar h3{color:#fff;font-size:15px;margin-bottom:.6rem;padding-left:4px}
.pillar p{
  font-size:13.5px;color:rgba(255,255,255,.78);line-height:1.65;
  padding-left:4px;
}

/* ══════════════════════════════════════════
   GRIDS
   ══════════════════════════════════════════ */
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.8rem}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.8rem}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1.5rem}

/* ══════════════════════════════════════════
   CARDS (services / generic icon cards)
   ══════════════════════════════════════════ */
.card,.service-card,.value-card{
  position:relative;background:#fff;
  border:1px solid var(--border);border-radius:12px;
  padding:1.9rem;box-shadow:var(--shadow-sm);
  overflow:hidden;
  transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .5s var(--ease);
}
.card::before,.service-card::before,.value-card::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(135deg,rgba(0,191,165,.07) 0%,transparent 55%);
  opacity:0;transition:opacity .5s var(--ease);
}
.card::after,.service-card::after,.value-card::after{
  content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--teal),var(--primary-blue));
  transform:scaleX(0);transform-origin:right center;
  transition:transform .6s var(--ease);
}
.card:hover,.service-card:hover,.value-card:hover{
  transform:translateY(-6px);
  box-shadow:0 22px 48px rgba(0,191,165,.12),0 6px 18px rgba(10,22,40,.08);
  border-color:rgba(0,191,165,.32);
}
.card:hover::before,.service-card:hover::before,.value-card:hover::before{opacity:1}
.card:hover::after,.service-card:hover::after,.value-card:hover::after{
  transform:scaleX(1);transform-origin:left center;
}
.card>*,.service-card>*,.value-card>*{position:relative;z-index:1}

/* Icon block */
.card-ico,.service-card>i:first-child{
  width:48px;height:48px;
  background:linear-gradient(135deg,var(--ice),#D5E8F7);
  border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  font-size:20px;color:var(--primary-blue);
  margin-bottom:1.2rem;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease);
  box-shadow:0 2px 10px rgba(21,101,192,.12);
}
.card:hover .card-ico,
.service-card:hover>i:first-child{
  transform:scale(1.08) rotate(-3deg);
  box-shadow:0 6px 20px rgba(21,101,192,.28);
}
.card-ico svg{width:22px;height:22px;stroke:var(--primary-blue);fill:none;stroke-width:1.7}

.card h3,.service-card h3,.value-card h3{
  color:var(--navy);margin-bottom:.6rem;font-size:1.05rem;
}
.card p,.service-card p,.value-card p{
  font-size:14.5px;color:var(--med-gray);line-height:1.7;
}
.service-link{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:1rem;font-family:var(--head);font-weight:600;font-size:13.5px;
  color:var(--primary-blue);transition:gap .25s var(--ease);
}
.service-link::after{content:'→';transition:transform .25s var(--ease)}
.service-link:hover{gap:10px;color:var(--bright-blue)}

/* ══════════════════════════════════════════
   STEP LIST (process)
   ══════════════════════════════════════════ */
.steps{max-width:780px;margin:0 auto}
.step{
  display:flex;gap:1.8rem;align-items:flex-start;
  padding:1.7rem 0;border-bottom:1px solid var(--border-soft);
  transition:all .3s var(--ease);
}
.step:last-child{border-bottom:none}
.step:hover{padding-left:8px}
.step-num{
  font-family:var(--head);font-weight:800;font-size:46px;
  color:var(--border);min-width:64px;line-height:1;letter-spacing:-.02em;
  transition:color .35s var(--ease);
}
.step:hover .step-num{color:var(--teal)}
.step-title{font-size:16px;font-weight:600;color:var(--navy);margin-bottom:6px}
.step-desc{font-size:14px;color:var(--med-gray);line-height:1.7}

/* ══════════════════════════════════════════
   STATS / IMPACT
   ══════════════════════════════════════════ */
.kpi-bar{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;
  background:rgba(0,191,165,.18);
  border:1px solid rgba(0,191,165,.22);
  border-radius:14px;overflow:hidden;
  margin-top:2.6rem;
  box-shadow:0 24px 60px rgba(10,22,40,.18),0 6px 20px rgba(10,22,40,.08);
}
.kpi{
  position:relative;overflow:hidden;
  background:linear-gradient(160deg,#0e1f3a 0%,var(--navy) 55%,#06101e 100%);
  padding:2.4rem 1.4rem 2rem;text-align:center;
  transition:background .45s var(--ease);
}
.kpi::before{
  content:'';position:absolute;top:18px;left:50%;
  width:32px;height:2px;background:var(--teal);
  transform:translateX(-50%);
  box-shadow:0 0 12px rgba(0,191,165,.55);
  transition:width .45s var(--ease);
}
.kpi:hover::before{width:64px}
.kpi:hover{background:linear-gradient(160deg,#11264a,#0c1a31 60%,#0a1628)}
.kpi-n{
  font-family:var(--head);font-weight:800;font-size:46px;
  color:var(--teal);line-height:1;letter-spacing:-.02em;
  margin:18px 0 12px;transition:transform .4s var(--ease);
}
.kpi:hover .kpi-n{transform:scale(1.06)}
.kpi-l{
  font-size:13.5px;color:rgba(255,255,255,.78);line-height:1.5;
  letter-spacing:.02em;
}

/* ══════════════════════════════════════════
   TECH STRIP (4-col panel)
   ══════════════════════════════════════════ */
.tech-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;
  background:var(--border);border-radius:12px;overflow:hidden;
  margin-bottom:2.4rem;box-shadow:var(--shadow-sm);
}
.tech-cell{background:#fff;padding:1.8rem 1.6rem;transition:background .3s var(--ease)}
.tech-cell:hover{background:var(--ice)}
.tech-cell h3{
  font-family:var(--head);font-size:12px;font-weight:600;
  text-transform:uppercase;letter-spacing:.12em;
  color:var(--teal);margin-bottom:.7rem;
}
.tech-cell p{font-size:14px;color:var(--med-gray);line-height:1.7}

/* ══════════════════════════════════════════
   ABOUT (2-col image + text)
   ══════════════════════════════════════════ */
.home-about,.about-section{padding:5rem 0;background:#fff}
.about-content{
  display:grid;grid-template-columns:1.1fr .9fr;gap:3rem;align-items:center;
}
.about-text h2{margin-bottom:1.2rem}
.about-text p{
  font-size:15.5px;color:var(--med-gray);line-height:1.8;margin-bottom:1rem;
}
.about-image{
  position:relative;border-radius:14px;overflow:hidden;
  box-shadow:var(--shadow-md);
}
.about-image::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(21,101,192,.18),rgba(0,191,165,.12));
  pointer-events:none;
}
.about-image img{width:100%;height:100%;object-fit:cover;display:block}
.btn-more{
  display:inline-flex;align-items:center;gap:8px;
  margin-top:1.2rem;font-family:var(--head);font-weight:600;font-size:14px;
  color:var(--primary-blue);
  padding:11px 24px;border-radius:6px;
  border:1.5px solid var(--primary-blue);
  transition:all .3s var(--ease);
}
.btn-more:hover{background:var(--primary-blue);color:#fff;transform:translateY(-1px)}

/* ══════════════════════════════════════════
   CASE PREVIEW & FULL CASES
   ══════════════════════════════════════════ */
.cases-preview{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2rem;
}
.case-preview,.case-card{
  background:#fff;border:1px solid var(--border);border-radius:14px;
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:all .45s var(--ease);position:relative;
}
.case-preview:hover,.case-card:hover{
  transform:translateY(-6px);
  box-shadow:0 22px 48px rgba(10,22,40,.14);
  border-color:rgba(21,101,192,.32);
}
.case-image{
  height:230px;overflow:hidden;background:var(--ice);
  position:relative;
}
.case-image img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .6s var(--ease);
}
.case-preview:hover .case-image img,
.case-card:hover .case-image img{transform:scale(1.05)}
.case-image::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(10,22,40,.0),rgba(10,22,40,.32));
  pointer-events:none;
}
.case-info{padding:1.8rem}
.case-info h3{font-size:1.15rem;color:var(--navy);margin-bottom:.6rem}
.case-info p{font-size:14.5px;color:var(--med-gray);line-height:1.7;margin-bottom:1rem}
.case-result{
  display:inline-block;
  background:linear-gradient(135deg,var(--ice),#D5E8F7);
  color:var(--primary-blue);font-family:var(--head);font-weight:600;font-size:13px;
  padding:6px 12px;border-radius:6px;margin-right:6px;margin-bottom:8px;
  border-left:3px solid var(--teal);
}

.view-all{text-align:center;margin-top:2.5rem}
.btn-view-all{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--head);font-weight:600;font-size:14px;letter-spacing:.04em;
  padding:13px 32px;border-radius:6px;
  background:var(--navy);color:#fff;
  transition:all .3s var(--ease);
  box-shadow:0 4px 18px rgba(10,22,40,.22);
}
.btn-view-all:hover{
  background:var(--dark-blue);transform:translateY(-2px);
  box-shadow:0 8px 28px rgba(10,22,40,.32);
}

/* ══════════════════════════════════════════
   CTA STRIP
   ══════════════════════════════════════════ */
.cta-strip,.cta-section{
  background:linear-gradient(135deg,var(--primary-blue) 0%,var(--dark-blue) 70%,var(--navy) 100%);
  padding:4.5rem 0;text-align:center;color:#fff;position:relative;overflow:hidden;
}
.cta-strip::after,.cta-section::after{
  content:'';position:absolute;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(circle at 20% 30%,rgba(0,191,165,.20),transparent 55%),
    radial-gradient(circle at 80% 70%,rgba(30,136,229,.18),transparent 60%);
}
.cta-content{position:relative;z-index:2;max-width:760px;margin:0 auto;padding:0 2rem}
.cta-content h2{color:#fff;margin-bottom:1rem}
.cta-content p{font-size:17px;color:rgba(255,255,255,.85);margin-bottom:2rem}

/* ══════════════════════════════════════════
   PRODUCTS / SOLUTIONS GRID
   ══════════════════════════════════════════ */
.product-card{
  background:#fff;border:1px solid var(--border);border-radius:12px;
  padding:2rem;transition:all .45s var(--ease);
  position:relative;overflow:hidden;
}
.product-card::after{
  content:'';position:absolute;left:0;top:0;width:4px;height:100%;
  background:linear-gradient(180deg,var(--teal),var(--primary-blue));
  transform:scaleY(0);transform-origin:bottom;
  transition:transform .5s var(--ease);
}
.product-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);border-color:rgba(0,191,165,.32);
}
.product-card:hover::after{transform:scaleY(1);transform-origin:top}
.product-card .badge{
  display:inline-block;background:var(--ice);color:var(--primary-blue);
  font-family:var(--head);font-weight:600;font-size:11px;letter-spacing:.06em;
  text-transform:uppercase;padding:4px 10px;border-radius:4px;margin-bottom:.8rem;
}
.product-card h3{font-size:1.15rem;color:var(--navy);margin-bottom:.6rem}
.product-card p{font-size:14.5px;color:var(--med-gray);line-height:1.7}

/* ══════════════════════════════════════════
   SERVICE DETAIL (deep page)
   ══════════════════════════════════════════ */
.service-detail{padding:3.2rem 0;border-bottom:1px solid var(--border-soft)}
.service-detail:last-child{border-bottom:none}
.service-detail-grid{
  display:grid;grid-template-columns:.85fr 1.15fr;gap:3rem;align-items:start;
}
.service-detail-head{position:sticky;top:96px}
.service-detail-num{
  font-family:var(--head);font-weight:800;font-size:14px;
  color:var(--teal);letter-spacing:.18em;margin-bottom:.4rem;
}
.service-detail-head h3{
  font-size:1.6rem;color:var(--navy);margin-bottom:.8rem;line-height:1.25;
}
.service-detail-head p{font-size:15px;color:var(--med-gray);line-height:1.75}
.service-features{list-style:none;display:flex;flex-direction:column;gap:.85rem}
.service-features li{
  position:relative;padding:.85rem 1rem .85rem 2.2rem;
  background:var(--bg);border-left:3px solid var(--teal);border-radius:6px;
  font-size:14.5px;color:var(--dark-gray);line-height:1.6;
  transition:all .3s var(--ease);
}
.service-features li::before{
  content:'';position:absolute;left:.9rem;top:1.15rem;
  width:8px;height:8px;border-radius:50%;background:var(--teal);
  box-shadow:0 0 6px rgba(0,191,165,.5);
}
.service-features li:hover{
  background:#fff;transform:translateX(4px);
  box-shadow:var(--shadow-sm);
}

/* ══════════════════════════════════════════
   SUPPORT PACKAGES
   ══════════════════════════════════════════ */
.package-grid{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2rem;
}
.package{
  background:#fff;border:1px solid var(--border);border-radius:14px;
  padding:2.4rem;transition:all .45s var(--ease);position:relative;overflow:hidden;
}
.package.featured{
  border-color:var(--teal);
  background:linear-gradient(180deg,#fff 0%,rgba(0,191,165,.04) 100%);
  box-shadow:0 8px 28px rgba(0,191,165,.12);
}
.package.featured::before{
  content:'Recomendado';position:absolute;top:18px;right:18px;
  background:var(--teal);color:var(--navy);
  font-family:var(--head);font-weight:700;font-size:11px;letter-spacing:.08em;
  padding:5px 12px;border-radius:6px;text-transform:uppercase;
}
.package:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.package h3{font-size:1.4rem;color:var(--navy);margin-bottom:.4rem}
.package .package-sub{
  font-family:var(--head);font-size:13px;font-weight:600;
  color:var(--teal);letter-spacing:.08em;text-transform:uppercase;margin-bottom:1.4rem;
}
.package-list{list-style:none;display:flex;flex-direction:column;gap:.8rem;margin-bottom:1.6rem}
.package-list li{
  display:flex;gap:.7rem;align-items:flex-start;
  font-size:14.5px;color:var(--dark-gray);line-height:1.6;
}
.package-list li::before{
  content:'✓';color:var(--teal);font-weight:700;flex-shrink:0;margin-top:1px;
}
.package-list strong{color:var(--navy);font-weight:600}

/* ══════════════════════════════════════════
   FORMS
   ══════════════════════════════════════════ */
.form-wrap{max-width:780px;margin:0 auto}
.form-grid{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:1.4rem;margin-bottom:1.4rem;
}
.fg{display:flex;flex-direction:column;gap:8px}
.fg.full{grid-column:1/-1}
label{
  font-family:var(--head);font-size:12px;font-weight:600;
  color:var(--med-gray);letter-spacing:.08em;text-transform:uppercase;
}
input,select,textarea{
  font-family:var(--body);font-size:15px;
  padding:13px 16px;border:1px solid var(--border);
  border-radius:8px;background:#fff;color:var(--dark-gray);
  outline:none;transition:all .3s var(--ease);width:100%;
}
input:focus,select:focus,textarea:focus{
  border-color:var(--primary-blue);
  box-shadow:0 0 0 4px rgba(21,101,192,.12);
}
textarea{resize:vertical;min-height:120px}
select{
  appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23546E7A' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 16px center;padding-right:38px;
}
.form-success{
  display:none;background:rgba(0,191,165,.08);border:1px solid var(--teal);
  border-radius:10px;padding:1.6rem 2rem;margin-top:1.6rem;
  box-shadow:0 4px 18px rgba(0,191,165,.12);
}
.form-success p{font-size:15px;color:var(--navy);font-weight:500}
.form-success.show{display:block;animation:fadeInUp .5s var(--ease)}

/* ══════════════════════════════════════════
   QUOTE / CALLOUT BLOCK
   ══════════════════════════════════════════ */
.callout{
  background:linear-gradient(135deg,var(--ice),#D5E8F7);
  border-left:4px solid var(--teal);border-radius:8px;
  padding:1.6rem 2rem;margin:2rem 0;
  box-shadow:0 4px 14px rgba(21,101,192,.08);
}
.callout p{
  font-family:var(--head);font-size:15.5px;color:var(--navy);
  font-weight:500;line-height:1.7;
}
.callout strong{color:var(--primary-blue)}

.quote{
  font-family:var(--head);font-style:italic;
  font-size:1.4rem;line-height:1.5;color:var(--navy);
  text-align:center;max-width:760px;margin:2rem auto;padding:1.5rem 2rem;
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
}

/* ══════════════════════════════════════════
   CONTACT GRID (info + form)
   ══════════════════════════════════════════ */
.contact-grid{
  display:grid;grid-template-columns:1fr 1.2fr;gap:3rem;
}
.contact-info{
  background:linear-gradient(135deg,#0e1f3a,var(--navy));
  border-radius:14px;padding:2.4rem;color:#fff;
  position:relative;overflow:hidden;
}
.contact-info::after{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle at 30% 30%,rgba(0,191,165,.12),transparent 55%);
}
.contact-info>*{position:relative;z-index:1}
.contact-info h3{color:#fff;font-size:1.4rem;margin-bottom:.6rem}
.contact-info .lead{color:rgba(255,255,255,.78);font-size:15px;line-height:1.7;margin-bottom:1.8rem}
.contact-info-list{list-style:none;display:flex;flex-direction:column;gap:1rem}
.contact-info-list li{
  display:flex;align-items:flex-start;gap:.8rem;
  font-size:14.5px;color:rgba(255,255,255,.88);line-height:1.6;
}
.contact-info-list i{
  color:var(--teal);font-size:16px;
  width:34px;height:34px;border-radius:8px;
  background:rgba(0,191,165,.15);border:1px solid rgba(0,191,165,.32);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.contact-info-list a{color:rgba(255,255,255,.92);transition:color .25s var(--ease)}
.contact-info-list a:hover{color:var(--teal)}

/* ══════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════ */
footer{
  background:linear-gradient(135deg,var(--navy),#06101e);
  color:rgba(255,255,255,.78);
  padding:3.5rem 0 1.5rem;
}
footer .container{padding:0 2.5rem}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:2.5rem;
  padding-bottom:2rem;border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-col h4{
  color:#fff;font-family:var(--head);font-size:13px;font-weight:700;
  letter-spacing:.12em;text-transform:uppercase;margin-bottom:1.2rem;
}
.footer-col h4::after{
  content:'';display:block;width:32px;height:2px;
  background:var(--teal);margin-top:8px;
}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:.6rem}
.footer-col a{
  color:rgba(255,255,255,.68);font-size:14px;
  transition:color .25s var(--ease);
}
.footer-col a:hover{color:var(--teal)}
.footer-col p{font-size:14px;line-height:1.7;color:rgba(255,255,255,.68);margin-bottom:.6rem}
.footer-col .footer-mark{
  display:flex;flex-direction:column;line-height:1;margin-bottom:1rem;
}
.footer-mark .l-cth{
  font-family:var(--head);font-weight:800;font-size:30px;
  color:#fff;letter-spacing:-.02em;
}
.footer-mark .l-sub{
  font-family:var(--head);font-weight:600;font-size:9.5px;
  color:rgba(255,255,255,.78);letter-spacing:.18em;text-transform:uppercase;
  margin-top:4px;border-top:2px solid var(--teal);padding-top:4px;width:fit-content;
}
.footer-col i{color:var(--teal);margin-right:8px;width:14px}
.copyright{
  text-align:center;padding-top:1.6rem;
  font-size:13px;color:rgba(255,255,255,.55);
}
.copyright .tagline{
  display:block;margin-bottom:6px;
  font-family:var(--head);font-style:italic;font-size:13px;color:var(--teal);
}

/* ══════════════════════════════════════════
   ANIMATIONS
   ══════════════════════════════════════════ */
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes fadeInUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@keyframes slideInUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}

[data-reveal]{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
[data-reveal].in{opacity:1;transform:translateY(0)}

.grid-2 [data-reveal].in,
.grid-3 [data-reveal].in,
.grid-4 [data-reveal].in,
.cases-preview [data-reveal].in,
.pillar-grid [data-reveal].in{transition-delay:calc(var(--i,0) * 80ms)}

/* Reduced motion */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms!important;animation-iteration-count:1!important;
    transition-duration:.01ms!important;scroll-behavior:auto!important
  }
  [data-reveal]{opacity:1;transform:none}
}

/* ══════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════ */
@media(max-width:980px){
  .grid-3,.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .tech-strip,.kpi-bar{grid-template-columns:repeat(2,minmax(0,1fr))}
  .about-content,.contact-grid{grid-template-columns:1fr;gap:2rem}
  .service-detail-grid{grid-template-columns:1fr;gap:1.6rem}
  .service-detail-head{position:static}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:2rem}
  nav ul{
    position:fixed;top:72px;left:0;right:0;
    background:#fff;border-bottom:1px solid var(--border);
    flex-direction:column;align-items:stretch;gap:0;
    padding:1rem 1.5rem;display:none;
    box-shadow:0 6px 18px rgba(10,22,40,.08);
  }
  nav ul.open{display:flex}
  nav a{padding:12px 16px}
  nav a.contact-button{margin:8px 0 0 0;text-align:center}
  .menu-toggle{display:block}
  header .container,.container,section .container,
  .top-bar .container,footer .container,
  .banner .container,.hero .container{padding-left:1.5rem;padding-right:1.5rem}
}
@media(max-width:640px){
  .grid-2,.grid-3,.grid-4,
  .tech-strip,.kpi-bar,.cases-preview,.package-grid,
  .form-grid,.footer-grid{grid-template-columns:1fr}
  .top-bar .container{justify-content:center;gap:1rem;font-size:12px}
  .banner .container,.hero .container{padding:3.5rem 1.5rem}
  section{padding:3.5rem 0}
  .step{gap:1rem}
  .step-num{font-size:36px;min-width:48px}
  .banner h1,.hero h1{font-size:2rem}
  .quote{font-size:1.1rem}
}