/* ============================================================
   VTG — Sistema visual
   Paleta extraída de la Carpeta Comercial 2022.1
   ============================================================ */

:root{
  --navy:#2A6296;
  --navy-deep:#1C3D5A;
  --navy-ink:#122A3E;
  --sky:#3E9FC6;
  --sky-soft:#B3D7E3;
  --sky-pale:#E4F1F6;
  --lime:#A9C93E;
  --lime-mid:#C3DE5E;
  --lime-pale:#D4EB85;
  --lime-wash:#F1F8DC;
  --graphite:#393A3C;
  --ink:#22303C;
  --body:#4B5C6B;
  --muted:#7C8B99;
  --line:#E3E9EE;
  --bg:#FFFFFF;
  --bg-alt:#F6F9FB;

  --radius:14px;
  --radius-lg:22px;
  --shadow-sm:0 2px 10px rgba(28,61,90,.06);
  --shadow:0 10px 30px rgba(28,61,90,.10);
  --shadow-lg:0 24px 60px rgba(28,61,90,.16);

  --wrap:1180px;
  --nav-h:76px;

  --sans:"Segoe UI",-apple-system,BlinkMacSystemFont,Roboto,"Helvetica Neue",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 12px)}

body{
  margin:0;
  font-family:var(--sans);
  color:var(--body);
  background:var(--bg);
  font-size:16.5px;
  line-height:1.68;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img{max-width:100%;display:block}
a{color:var(--navy);text-decoration:none}
a:hover{color:var(--sky)}

h1,h2,h3,h4{color:var(--ink);line-height:1.2;margin:0 0 .5em;font-weight:700}
h1{font-size:clamp(2.1rem,4.6vw,3.5rem);letter-spacing:-.02em}
h2{font-size:clamp(1.65rem,3.2vw,2.5rem);letter-spacing:-.015em}
h3{font-size:1.22rem}
h4{font-size:1.02rem}
p{margin:0 0 1.1em}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.section{padding:clamp(64px,8vw,112px) 0;position:relative}
.section--alt{background:var(--bg-alt)}
.section--tint{background:linear-gradient(160deg,#F7FBF0 0%,#EDF5FA 100%)}
.section--dark{background:var(--navy-deep);color:#C9DAE6}
.section--dark h2,.section--dark h3,.section--dark h4{color:#fff}

/* ---------- Encabezado de sección ---------- */
.eyebrow{
  display:inline-block;font-size:.74rem;font-weight:700;letter-spacing:.18em;
  text-transform:uppercase;color:var(--sky);margin-bottom:.85rem;
}
.section--dark .eyebrow{color:var(--lime-mid)}
.lede{font-size:1.09rem;color:var(--body);max-width:62ch}
.section--dark .lede{color:#B7CCDB}
.head{max-width:760px;margin-bottom:3rem}
.head--center{margin-left:auto;margin-right:auto;text-align:center}
.rule{width:56px;height:4px;border-radius:3px;background:linear-gradient(90deg,var(--navy),var(--lime));margin:0 0 1.2rem}
.head--center .rule{margin-left:auto;margin-right:auto}

/* ---------- Motivo geométrico ---------- */
.tri-deco{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0}

/* ---------- Navegación ---------- */
.nav{
  position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
}
.nav__inner{display:flex;align-items:center;gap:20px;height:var(--nav-h)}
.nav__logo img{height:38px;width:auto}
.nav__links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav__links a{
  padding:9px 13px;border-radius:9px;font-size:.93rem;font-weight:600;color:var(--ink);
  transition:background .18s,color .18s;white-space:nowrap;
}
.nav__links a:hover{background:var(--sky-pale);color:var(--navy)}
.nav__links a.is-active{color:var(--navy);background:var(--sky-pale)}

.lang{display:flex;border:1.5px solid var(--line);border-radius:999px;overflow:hidden;margin-left:10px;flex:0 0 auto}
.lang button{
  font:inherit;font-size:.78rem;font-weight:700;letter-spacing:.04em;
  border:0;background:transparent;color:var(--muted);padding:6px 12px;cursor:pointer;
  transition:background .18s,color .18s;
  display:inline-flex;align-items:center;gap:7px;
}
.lang .flag{width:18px;height:12px;border-radius:2px;flex:0 0 18px;box-shadow:0 0 0 1px rgba(28,61,90,.14) inset}
.lang button.is-on .flag{box-shadow:0 0 0 1px rgba(255,255,255,.35) inset}
.lang button.is-on{background:var(--navy);color:#fff}

.burger{
  display:none;background:transparent;border:1.5px solid var(--line);
  border-radius:10px;width:44px;height:40px;cursor:pointer;padding:0;
}
.burger span{display:block;width:20px;height:2px;background:var(--ink);margin:4px auto;border-radius:2px}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.55em;padding:13px 26px;border-radius:999px;
  font-weight:700;font-size:.95rem;border:1.8px solid transparent;cursor:pointer;
  transition:transform .16s,box-shadow .16s,background .16s,color .16s;
}
.btn:hover{transform:translateY(-2px)}
.btn--primary{background:var(--navy);color:#fff;box-shadow:0 8px 22px rgba(42,98,150,.28)}
.btn--primary:hover{background:var(--navy-deep);color:#fff;box-shadow:0 12px 30px rgba(42,98,150,.35)}
.btn--lime{background:var(--lime);color:#2E3D0E;box-shadow:0 8px 22px rgba(169,201,62,.32)}
.btn--lime:hover{background:var(--lime-mid);color:#2E3D0E}
.btn--ghost{border-color:var(--navy);color:var(--navy);background:transparent}
.btn--ghost:hover{background:var(--navy);color:#fff}
.btn--light{border-color:rgba(255,255,255,.5);color:#fff}
.btn--light:hover{background:#fff;color:var(--navy-deep)}

/* ---------- Hero ---------- */
.hero{position:relative;background:#fff;overflow:hidden;padding:clamp(56px,7vw,96px) 0 clamp(64px,8vw,104px)}
.hero__grid{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center;position:relative;z-index:2}
.hero__tag{
  display:inline-flex;align-items:center;gap:.5em;background:var(--lime-wash);color:#5E7A16;
  border:1px solid #DCEBAE;padding:6px 15px;border-radius:999px;font-size:.8rem;font-weight:700;
  letter-spacing:.04em;margin-bottom:1.3rem;
}
.hero h1{color:var(--navy-deep)}
/* El degradado sobre el texto sólo se aplica si el navegador lo soporta;
   de lo contrario el titular se mantiene legible en color sólido. */
.hero h1 em{font-style:normal;color:var(--sky)}
@supports ((-webkit-background-clip:text) or (background-clip:text)){
  .hero h1 em{
    background:linear-gradient(95deg,var(--sky),var(--lime));
    -webkit-background-clip:text;background-clip:text;
    -webkit-text-fill-color:transparent;color:transparent;
  }
}
.hero__sub{font-size:1.14rem;max-width:54ch;margin-bottom:1.9rem}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px}
.hero__art{position:relative}
.hero__art img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);
  clip-path:polygon(0 0,100% 0,100% 82%,0 100%);
}
.hero__badge{
  position:absolute;left:-26px;bottom:26px;background:#fff;border-radius:16px;
  box-shadow:var(--shadow);padding:16px 20px;display:flex;align-items:center;gap:14px;
  border-left:5px solid var(--lime);
}
.hero__badge b{display:block;font-size:1.5rem;color:var(--navy-deep);line-height:1}
.hero__badge span{font-size:.78rem;color:var(--muted);font-weight:600}

/* ---------- Barra de cifras ---------- */
.stats{background:var(--navy-deep);color:#fff;position:relative;overflow:hidden}
.stats__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;padding:44px 0;position:relative;z-index:2}
.stat{text-align:center;padding:6px 10px}
.stat b{display:block;font-size:clamp(1.7rem,3.4vw,2.5rem);font-weight:800;color:var(--lime-pale);line-height:1.05}
.stat span{font-size:.85rem;color:#A9C3D4;font-weight:600}

/* ---------- Tarjetas ---------- */
.grid{display:grid;gap:24px}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;
  transition:transform .2s,box-shadow .2s,border-color .2s;position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#CFE0EA}
.card p:last-child{margin-bottom:0}
.card__icon{
  width:50px;height:50px;border-radius:13px;display:grid;place-items:center;margin-bottom:18px;
  background:var(--sky-pale);color:var(--navy);position:relative;z-index:1;
}
.card__icon svg{width:25px;height:25px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.card--lime .card__icon{background:var(--lime-wash);color:#6E8C18}
.card__letter{
  position:absolute;right:-6px;top:-20px;font-size:6rem;font-weight:800;
  color:var(--sky-pale);opacity:.55;line-height:1;user-select:none;
}
.card--lime .card__letter{color:var(--lime-wash);opacity:1}
.card h3,.card p{position:relative;z-index:1}

/* Tarjeta de solución */
.sol{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;transition:transform .2s,box-shadow .2s;
}
.sol:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.sol__img{aspect-ratio:16/10;overflow:hidden;background:var(--sky-pale)}
.sol__img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.sol:hover .sol__img img{transform:scale(1.06)}
.sol__body{padding:24px 24px 26px;flex:1;display:flex;flex-direction:column}
.sol__body h3{margin-bottom:.4em}
.sol__body p{font-size:.95rem;color:var(--body);flex:1}
.sol__link{font-weight:700;font-size:.88rem;color:var(--navy);display:inline-flex;align-items:center;gap:.4em;margin-top:12px}
.sol__link::after{content:"\2192";transition:transform .2s;display:inline-block}
.sol:hover .sol__link::after{transform:translateX(4px)}
.chip{
  display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
  padding:4px 11px;border-radius:999px;background:var(--lime-wash);color:#586F13;margin-bottom:12px;
}
.chip--blue{background:var(--sky-pale);color:var(--navy)}

/* ---------- Bloques texto/imagen ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split--flip .split__media{order:-1}
.split__media{position:relative}
/* Proporción fija: la altura del bloque no depende del archivo que se coloque. */
.split__media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--radius-lg);box-shadow:var(--shadow);
}

/* ---------- Listas de funcionalidades ---------- */
.feat{list-style:none;padding:0;margin:0;display:grid;gap:13px}
.feat li{position:relative;padding-left:32px;font-size:.96rem}
.feat li::before{
  content:"";position:absolute;left:0;top:.42em;width:18px;height:18px;border-radius:6px;
  background-color:var(--lime-wash);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236E8C18' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size:12px;background-position:center;background-repeat:no-repeat;
}
.feat--blue li::before{
  background-color:var(--sky-pale);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232A6296' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
}
.section--dark .feat li{color:#C9DAE6}
.section--dark .feat li::before{background-color:rgba(212,235,133,.16)}
.feat--2{grid-template-columns:1fr 1fr;gap:13px 32px}

/* ---------- Metodología ---------- */
.method{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;position:relative}
.step::before{
  counter-increment:step;content:"0" counter(step);
  font-size:.82rem;font-weight:800;letter-spacing:.1em;color:var(--lime);display:block;margin-bottom:10px;
}
.step h4{margin-bottom:.45em;color:var(--navy-deep)}
.step p{font-size:.92rem;margin:0}

/* ---------- Casos de éxito ---------- */
.case{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s;
}
.case:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.case__img{aspect-ratio:16/9;overflow:hidden;background:var(--navy-deep)}
.case__img img{width:100%;height:100%;object-fit:cover}
.case__body{padding:22px 22px 26px;flex:1}
.case__body h3{font-size:1.05rem;margin-bottom:.25em;color:var(--navy-deep)}
.case__client{font-size:.76rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--sky);margin-bottom:.6rem}
.case__body p{font-size:.9rem;margin:0}

/* ---------- Contacto ---------- */
.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.contact__info ul{padding:0;margin:0;list-style:none}
.contact__info li{display:flex;gap:14px;margin-bottom:20px;align-items:flex-start}
.contact__info svg{width:20px;height:20px;flex:0 0 20px;margin-top:4px;stroke:var(--lime-mid);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.contact__info b{display:block;color:#fff;font-size:.95rem}
.contact__info span{font-size:.92rem;color:#A9C3D4}
.contact__info a{color:#A9C3D4}
.contact__info a:hover{color:var(--lime-pale)}

.dl{margin-top:34px;padding-top:28px;border-top:1px solid rgba(255,255,255,.13)}
.dl b{display:block;color:#fff;font-size:1.02rem;margin-bottom:.35em}
.dl p{font-size:.92rem;color:#A9C3D4;margin:0 0 1.1rem;max-width:46ch}
.dl__row{display:flex;flex-wrap:wrap;gap:12px}
.dl .btn svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.dl__note{font-size:.78rem;color:#7F9AAE;margin:14px 0 0}

.dl--light{
  margin-top:4.5rem;padding:34px 32px;border:1px solid var(--line);border-radius:var(--radius-lg);
  background:linear-gradient(160deg,#F7FBF0 0%,#EDF5FA 100%);
  display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;
}
.dl--light b{color:var(--ink);font-size:1.14rem}
.dl--light p{color:var(--body);max-width:52ch;margin-bottom:0}
.dl--light .dl__note{color:var(--muted);margin-top:.6rem}
.dl--light .dl__row{justify-content:flex-end}
@media(max-width:860px){
  .dl--light{grid-template-columns:1fr;gap:22px}
  .dl--light .dl__row{justify-content:flex-start}
}

.form{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.13);border-radius:var(--radius-lg);padding:32px}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
.field{margin-bottom:18px}
.field label{display:block;font-size:.82rem;font-weight:700;color:#C9DAE6;margin-bottom:7px;letter-spacing:.02em}
.field input,.field select,.field textarea{
  width:100%;font:inherit;font-size:.95rem;padding:12px 15px;border-radius:10px;
  border:1.5px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07);color:#fff;
  transition:border-color .18s,background .18s;
}
.field textarea{min-height:120px;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:#7B96AA}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--lime-mid);background:rgba(255,255,255,.11);
}
.field select option{background:var(--navy-deep);color:#fff}
.form__note{font-size:.78rem;color:#8FA9BC;margin:14px 0 0}

/* ---------- Pie ---------- */
.footer{background:var(--navy-ink);color:#8FA9BC;padding:56px 0 28px;font-size:.9rem}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;margin-bottom:36px}
.footer img{height:40px;width:auto;margin-bottom:16px}
.footer h5{color:#fff;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;margin:0 0 14px}
.footer ul{list-style:none;padding:0;margin:0;display:grid;gap:9px}
.footer a{color:#8FA9BC}
.footer a:hover{color:var(--lime-pale)}
.footer__bar{border-top:1px solid rgba(255,255,255,.09);padding-top:22px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.82rem}

/* ---------- Cabecera de páginas internas ---------- */
.phero{background:linear-gradient(150deg,var(--navy-deep) 0%,var(--navy) 62%,#357FAE 100%);color:#fff;position:relative;overflow:hidden;padding:clamp(56px,7vw,84px) 0}
.phero .wrap{position:relative;z-index:2}
.phero h1{color:#fff;max-width:18ch;font-size:clamp(1.9rem,4vw,3rem)}
.phero p{color:#C9DAE6;max-width:62ch;font-size:1.08rem;margin-bottom:0}
.crumb{font-size:.82rem;color:#9FBDD2;margin-bottom:1.1rem;font-weight:600}
.crumb a{color:#9FBDD2}
.crumb a:hover{color:var(--lime-pale)}

/* ---------- Utilidades ---------- */
.muted{color:var(--muted);font-size:.9rem}
.center{text-align:center}
.mb-0{margin-bottom:0}
.mt-3{margin-top:2.4rem}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .65s ease,transform .65s ease}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---------- Responsive ---------- */
@media(max-width:1000px){
  .g-4{grid-template-columns:repeat(2,1fr)}
  .method{grid-template-columns:repeat(2,1fr)}
  .footer__grid{grid-template-columns:1fr 1fr}
  .hero__grid{grid-template-columns:1fr;gap:40px}
  .hero__art{max-width:520px}
  .contact{grid-template-columns:1fr;gap:38px}
}
@media(max-width:860px){
  .burger{display:block;order:3}
  .lang{order:2;margin-left:auto}
  .nav__links{
    position:fixed;inset:var(--nav-h) 0 auto;background:#fff;flex-direction:column;
    align-items:stretch;gap:2px;padding:16px 24px 26px;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow);display:none;margin-left:0;max-height:calc(100vh - var(--nav-h));overflow-y:auto;
  }
  .nav__links.is-open{display:flex}
  .nav__links a{padding:12px 14px}
}
@media(max-width:760px){
  .g-2,.g-3{grid-template-columns:1fr}
  .feat--2{grid-template-columns:1fr}
  .split{grid-template-columns:1fr;gap:34px}
  .split--flip .split__media{order:0}
  .stats__grid{grid-template-columns:repeat(2,1fr);gap:26px 10px}
  .hero__badge{left:12px;bottom:-18px}
  .form__row{grid-template-columns:1fr}
}
@media(max-width:520px){
  .g-4{grid-template-columns:1fr}
  .method{grid-template-columns:1fr}
  .footer__grid{grid-template-columns:1fr}
  .form{padding:24px 20px}
  body{font-size:16px}
}