/* UNEXTI — estilos del sitio (usa tokens.css) */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--ux-font-text); color: var(--ux-grafito); background: var(--ux-blanco); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: var(--ux-azul-medio); }
.wrap { max-width: var(--ux-max); margin: 0 auto; padding: 0 20px; }
h1, h2, h3 { font-family: var(--ux-font-display); color: var(--ux-azul); line-height: 1.15; margin: 0; }
.eyebrow { display: inline-block; font-size: 12px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; color: var(--ux-rojo); margin-bottom: 10px; }
.section { padding: 88px 0; scroll-margin-top: 104px; }
.section.alt { background: var(--ux-acero-claro); }
.section-head { max-width: 680px; margin-bottom: 40px; }
.section-head h2 { font-size: clamp(26px, 3.2vw, 36px); font-weight: 700; }
.section-head p { color: var(--ux-pizarra); margin: 14px 0 0; font-size: 17px; }

/* Botones */
.btn { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: 15px; padding: 13px 24px; border-radius: var(--ux-radius-sm); border: 2px solid transparent; text-decoration: none; transition: background .15s, color .15s, border-color .15s; }
.btn-primary { background: var(--ux-azul); color: #fff; }
.btn-primary:hover { background: var(--ux-azul-medio); }
.btn-accent { background: var(--ux-rojo); color: #fff; }
.btn-accent:hover { background: var(--ux-rojo-oscuro); }
.btn-ghost { border-color: rgba(255,255,255,.5); color: #fff; }
.btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,.08); }
.btn:focus-visible, a:focus-visible { outline: 3px solid var(--ux-rojo); outline-offset: 3px; }

/* Encabezado */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.96); backdrop-filter: blur(8px); border-bottom: 1px solid var(--ux-acero); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 104px; }
.brand { display: block; }
.brand img { height: 72px; width: auto; }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a { color: var(--ux-grafito); text-decoration: none; font-weight: 500; font-size: 15px; }
.nav a:hover { color: var(--ux-azul); }
.nav .btn { padding: 9px 18px; color: #fff; }
.menu-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.menu-toggle span { display: block; width: 24px; height: 2px; background: var(--ux-azul); margin: 5px 0; }

/* Hero */
.hero { position: relative; overflow: hidden; background: var(--ux-azul-profundo); color: #fff; padding: 112px 0 104px; }
.hero::before { content: ""; position: absolute; right: 4%; top: 50%; transform: translateY(-50%); width: 380px; height: 360px; background: url(../img/isotipo-unexti.svg) center / contain no-repeat; opacity: .06; filter: brightness(0) invert(1); }
.hero::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 4px; background: linear-gradient(90deg, var(--ux-azul-medio) 0 88%, var(--ux-rojo) 88% 100%); }
.hero .wrap { position: relative; }
.hero h1 { color: #fff; font-weight: 800; font-size: clamp(34px, 5.4vw, 60px); max-width: 820px; letter-spacing: -.5px; }
.hero h1 em { font-style: normal; color: #8FB0E8; }
.hero p { color: #C9D3E6; font-size: clamp(17px, 2vw, 20px); max-width: 640px; margin: 22px 0 36px; }
.hero .actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* Servicios */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.card { background: #fff; border: 1px solid var(--ux-acero); border-top: 4px solid var(--ux-azul); border-radius: var(--ux-radius); padding: 28px 24px; }
.card .chev { width: 24px; height: 13px; background: var(--ux-rojo); clip-path: polygon(30% 0, 100% 0, 70% 100%, 0 100%); margin-bottom: 18px; }
.card h3 { font-size: 19px; font-weight: 700; margin-bottom: 10px; }
.card p { margin: 0; color: var(--ux-pizarra); font-size: 15px; }

/* Producto */
.product { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.product-panel { background: var(--ux-azul); color: #fff; border-radius: 14px; padding: 40px 36px; position: relative; overflow: hidden; }
.product-panel::after { content: ""; position: absolute; right: 28px; top: 28px; width: 40px; height: 22px; background: var(--ux-rojo); clip-path: polygon(30% 0, 100% 0, 70% 100%, 0 100%); }
.product-panel .tag { display: inline-block; font-size: 12px; font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase; color: #C9D3E6; }
.product-panel h3 { color: #fff; font-size: 32px; font-weight: 800; margin: 8px 0 14px; letter-spacing: .5px; }
.product-panel p { color: #DCE4F2; margin: 0 0 26px; }
.checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.checks li { display: grid; grid-template-columns: 22px 1fr; gap: 12px; align-items: start; }
.checks li::before { content: ""; width: 22px; height: 22px; margin-top: 2px; border-radius: 50%; background: var(--ux-azul-claro) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4 8-9' fill='none' stroke='%231B3768' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 14px no-repeat; }
.checks b { color: var(--ux-azul); display: block; }
.checks span { color: var(--ux-pizarra); font-size: 15px; }

/* Método */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: step; }
.step { position: relative; padding-top: 20px; border-top: 2px solid var(--ux-acero); }
.step::before { counter-increment: step; content: "0" counter(step); position: absolute; top: -2px; left: 0; padding-top: 14px; border-top: 2px solid var(--ux-rojo); width: 48px; font-family: var(--ux-font-display); font-weight: 800; font-size: 14px; color: var(--ux-rojo); }
.step h3 { font-size: 18px; margin: 26px 0 8px; }
.step p { margin: 0; color: var(--ux-pizarra); font-size: 15px; }

/* Empresa */
.about { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about img { border-radius: 14px; box-shadow: var(--ux-shadow); }
.about p { color: var(--ux-pizarra); font-size: 17px; }
.facts { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 28px; }
.fact { background: var(--ux-acero-claro); border-radius: var(--ux-radius); padding: 16px 18px; }
.fact small { display: block; font-size: 12px; text-transform: uppercase; letter-spacing: 1px; color: var(--ux-pizarra); }
.fact b { color: var(--ux-azul); font-size: 15px; }

/* Equipo */
.team { margin-top: 72px; }
.team-title { font-size: 22px; font-weight: 700; margin-bottom: 24px; }
.team-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px; }
.person { display: grid; grid-template-columns: 160px 1fr; gap: 24px; background: #fff; border: 1px solid var(--ux-acero); border-radius: 14px; padding: 24px; }
.person .photo { width: 160px; height: 200px; border-radius: 10px; overflow: hidden; background: linear-gradient(160deg, var(--ux-azul-medio), var(--ux-azul-profundo)); display: grid; place-items: center; position: relative; }
.person .photo::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 4px; background: var(--ux-rojo); }
.person .photo img { width: 100%; height: 100%; object-fit: cover; object-position: center 20%; }
.person .photo span { font-family: var(--ux-font-display); font-weight: 800; font-size: 44px; color: rgba(255,255,255,.85); letter-spacing: 1px; }
.person h4 { font-family: var(--ux-font-display); color: var(--ux-azul); font-size: 21px; margin: 2px 0 4px; }
.person .role { display: block; font-size: 13px; font-weight: 600; letter-spacing: .5px; text-transform: uppercase; color: var(--ux-rojo); margin-bottom: 2px; }
.person .area { display: block; font-size: 14px; font-weight: 600; color: var(--ux-grafito); margin-bottom: 12px; }
.person p { margin: 0 0 14px; color: var(--ux-pizarra); font-size: 15px; }
.tags { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.tags li { font-size: 12px; font-weight: 600; color: var(--ux-azul); background: var(--ux-azul-claro); padding: 5px 10px; border-radius: 999px; }

/* Contacto */
.cta { background: var(--ux-azul); color: #fff; border-radius: 16px; padding: 56px 48px; display: grid; grid-template-columns: 1.4fr 1fr; gap: 32px; align-items: center; }
.cta h2 { color: #fff; font-size: clamp(26px, 3vw, 34px); font-weight: 800; }
.cta p { color: #DCE4F2; margin: 12px 0 0; }
.cta .contact { display: grid; gap: 12px; justify-items: start; }
.cta .mail { color: #fff; font-weight: 600; font-size: 17px; text-decoration: none; border-bottom: 2px solid var(--ux-rojo); padding-bottom: 2px; word-break: break-all; }

/* Pie */
.site-footer { background: var(--ux-azul-profundo); color: #9FB0CC; padding: 48px 0 32px; font-size: 14px; }
.site-footer .top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 24px; align-items: center; padding-bottom: 28px; border-bottom: 1px solid rgba(255,255,255,.1); }
.site-footer img { height: 52px; width: auto; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 22px; }
.site-footer a { color: #C9D3E6; text-decoration: none; }
.site-footer a:hover { color: #fff; }
.site-footer .bottom { padding-top: 22px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }

/* Responsive */
@media (max-width: 900px) {
  .product, .about, .cta { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; row-gap: 36px; }
  .cta { padding: 40px 28px; }
}
@media (max-width: 980px) {
  .menu-toggle { display: block; }
  .nav { position: absolute; top: 104px; left: 0; right: 0; background: #fff; flex-direction: column; align-items: flex-start; gap: 0; padding: 8px 20px 20px; border-bottom: 1px solid var(--ux-acero); display: none; }
  .nav.open { display: flex; }
  .nav a { padding: 12px 0; width: 100%; }
  .nav .btn { margin-top: 8px; width: auto; }
}
@media (max-width: 760px) {
  .site-header .wrap { height: 80px; }
  .brand img { height: 54px; }
  .nav { top: 80px; }
  .section { padding: 64px 0; scroll-margin-top: 80px; }
  .hero { padding: 80px 0 72px; }
  .hero::before { width: 300px; height: 280px; right: -90px; }
  .facts { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .person { grid-template-columns: 1fr; }
  .person .photo { width: 100%; height: 280px; }
}
@media (max-width: 520px) {
  .steps { grid-template-columns: 1fr; }
  .brand img { height: 50px; }
}