:root {
  --red: #99171d;
  --red-deep: #761015;
  --coral: #ec5d58;
  --ink: #232326;
  --slate: #545860;
  --mist: #a6aaa9;
  --paper: #f6f4f1;
  --white: #ffffff;
  --line: rgba(35, 35, 38, 0.16);
  --shell: min(1180px, calc(100vw - 40px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
button { font: inherit; }
.shell { width: var(--shell); margin-inline: auto; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; top: 12px; left: 12px; z-index: 100;
  transform: translateY(-160%); background: var(--white); padding: 10px 14px;
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky; top: 0; z-index: 50;
  border-bottom: 1px solid rgba(35,35,38,.12);
  background: rgba(246,244,241,.92);
  backdrop-filter: blur(14px);
}
.header-inner { height: 82px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; }
.brand-logo {
  display: block; width: 150px; height: 76px; object-fit: cover;
  object-position: 50% 50%;
}
.brand-mark {
  display: grid; place-items: center; width: 35px; height: 42px;
  color: var(--red); border: 2px solid var(--red); border-left-width: 5px;
  border-radius: 0 24px 24px 0; font-size: 0;
}
.brand-name { color: var(--red); font-size: .82rem; letter-spacing: .2em; font-weight: 600; }
.main-nav { display: flex; align-items: center; gap: 29px; }
.main-nav a {
  text-decoration: none; font-size: .82rem; font-weight: 600;
  letter-spacing: .02em; transition: color .2s ease;
}
.main-nav a:hover, .main-nav a:focus-visible { color: var(--red); }
.language {
  display: inline-flex; gap: 6px; align-items: center; padding-left: 18px;
  border-left: 1px solid var(--line); font-size: .76rem; letter-spacing: .08em;
}
.language-muted { color: #999; }
.menu-toggle { display: none; border: 0; padding: 10px 0 10px 12px; background: none; }
.menu-toggle > span:not(.sr-only) { display: block; width: 25px; height: 2px; margin: 6px 0; background: var(--ink); }

.hero {
  min-height: 690px; display: grid; grid-template-columns: 1.08fr .92fr;
  gap: clamp(40px, 7vw, 105px); align-items: center; padding-block: 88px 92px;
}
.eyebrow {
  margin: 0 0 22px; color: var(--red); font-size: .75rem; font-weight: 800;
  letter-spacing: .14em; text-transform: uppercase;
}
.hero h1, .section h2, .contact-section h2 {
  margin: 0; font-family: "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
  font-weight: 700; letter-spacing: -.055em; line-height: .98;
}
.hero h1 { max-width: 760px; font-size: clamp(3.45rem, 6.25vw, 6.45rem); }
.hero h1 em { color: var(--red); font-style: normal; }
.hero-lead { max-width: 655px; margin: 34px 0 0; color: var(--slate); font-size: clamp(1.05rem, 1.4vw, 1.25rem); }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 38px; }
.button {
  display: inline-flex; min-height: 52px; align-items: center; justify-content: center;
  padding: 0 24px; text-decoration: none; font-size: .9rem; font-weight: 700;
}
.button-primary { color: var(--white); background: var(--red); transition: background .2s ease, transform .2s ease; }
.button-primary:hover, .button-primary:focus-visible { background: var(--red-deep); transform: translateY(-2px); }
.text-link { text-decoration: none; font-size: .9rem; font-weight: 700; }
.text-link span { color: var(--red); margin-left: 5px; }

.hero-system {
  position: relative; min-height: 510px; border: 1px solid var(--line);
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 52px 52px; overflow: hidden;
}
.hero-system::before, .hero-system::after {
  content: ""; position: absolute; inset: 50% auto auto 50%; border: 1px solid rgba(153,23,29,.3);
  border-radius: 50%; transform: translate(-50%,-50%);
}
.hero-system::before { width: 320px; height: 320px; }
.hero-system::after { width: 430px; height: 430px; }
.system-caption { position: absolute; top: 20px; left: 22px; z-index: 2; font-size: .7rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.system-core {
  position: absolute; inset: 50% auto auto 50%; z-index: 3; display: flex;
  width: 164px; height: 164px; align-items: center; justify-content: center; flex-direction: column;
  transform: translate(-50%,-50%); color: var(--white); background: var(--red); border-radius: 50%;
}
.system-core span { font-size: .75rem; opacity: .76; }
.system-core strong { font-size: 1.55rem; letter-spacing: .04em; }
.system-node {
  position: absolute; z-index: 3; display: flex; align-items: center; gap: 9px;
  min-width: 112px; padding: 11px 13px; border: 1px solid var(--line); background: var(--paper);
  font-size: .78rem; font-weight: 750; box-shadow: 0 8px 30px rgba(35,35,38,.07);
}
.system-node span { color: var(--red); font-size: .65rem; }
.node-google { top: 19%; left: 8%; }
.node-web { top: 18%; right: 8%; }
.node-social { bottom: 17%; left: 8%; }
.node-data { right: 8%; bottom: 16%; }

.audience-strip { color: var(--white); background: var(--red); }
.audience-inner { display: grid; grid-template-columns: repeat(4, 1fr); }
.audience-inner span { padding: 20px 16px; border-left: 1px solid rgba(255,255,255,.26); text-align: center; font-size: .8rem; font-weight: 700; }
.audience-inner span:last-child { border-right: 1px solid rgba(255,255,255,.26); }

.section { padding-block: 120px; }
.section-heading h2, .contact-section h2 { font-size: clamp(2.7rem, 5vw, 5.3rem); }
.section-intro { max-width: 750px; margin: 34px 0 56px auto; color: var(--slate); font-size: 1.08rem; }
.services-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.service-card { min-height: 400px; padding: 38px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--white); }
.service-card h3 { margin: 48px 0 12px; font-size: 1.75rem; letter-spacing: -.035em; }
.service-card p { max-width: 490px; color: var(--slate); }
.service-card ul { margin: 30px 0 0; padding: 0; list-style: none; }
.service-card li { position: relative; padding: 10px 0 10px 24px; border-top: 1px solid var(--line); font-size: .92rem; font-weight: 600; }
.service-card li::before { content: "+"; position: absolute; left: 0; color: var(--red); font-weight: 800; }
.service-number { color: var(--red); font-size: .74rem; font-weight: 800; letter-spacing: .12em; }
.service-featured { background: var(--coral); }
.service-featured p, .service-featured .service-number { color: var(--ink); }
.service-featured li { border-color: rgba(35,35,38,.22); }
.service-featured li::before { color: var(--ink); }
.service-dark { color: var(--white); background: var(--slate); }
.service-dark p, .service-dark .service-number { color: rgba(255,255,255,.72); }
.service-dark li { border-color: rgba(255,255,255,.22); }
.service-dark li::before { color: var(--coral); }

.method-section { color: var(--white); background: var(--red); }
.method-heading { display: grid; grid-template-columns: .42fr 1fr; gap: 50px; align-items: start; }
.eyebrow-light { color: rgba(255,255,255,.7); }
.method-list { margin: 76px 0 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,255,255,.3); }
.method-list li { display: grid; grid-template-columns: .42fr 1fr; gap: 50px; padding: 30px 0; border-bottom: 1px solid rgba(255,255,255,.3); }
.method-index { color: var(--coral); font-size: .76rem; font-weight: 800; letter-spacing: .12em; }
.method-list h3 { display: inline-block; width: 30%; margin: 0; font-size: 1.2rem; }
.method-list p { display: inline-block; width: 62%; margin: 0; color: rgba(255,255,255,.72); vertical-align: top; }

.split-heading { display: grid; grid-template-columns: 1.2fr .8fr; gap: 80px; align-items: end; }
.split-heading > p { margin: 0; color: var(--slate); }
.cases-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 58px; }
.case-card { overflow: hidden; border: 1px solid var(--line); background: var(--white); }
.case-visual {
  aspect-ratio: 4 / 5; background-image: url('/assets/casos-2020.jpg');
  background-repeat: no-repeat; background-size: 500% auto; background-position-y: 45%;
  transition: transform .35s ease;
}
.case-card:hover .case-visual { transform: scale(1.018); }
.case-one { background-position-x: 12%; }
.case-two { background-position-x: 38%; }
.case-three { background-position-x: 63.5%; }
.case-four { background-position-x: 89%; }
.case-copy { padding: 22px; }
.case-copy span { color: var(--red); font-size: .68rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.case-copy h3 { margin: 8px 0 0; font-size: 1.05rem; }

.about-section { border-top: 1px solid var(--line); background: var(--mist); }
.about-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 100px; }
.about-statement h2 { max-width: 760px; }
.about-copy { padding-top: 38px; }
.about-copy p { margin: 0 0 22px; font-size: 1.06rem; }
.about-copy .about-highlight {
  margin-top: 34px; padding-top: 24px; border-top: 1px solid rgba(35,35,38,.28);
  color: var(--red); font-size: 1.22rem; font-weight: 750; line-height: 1.35;
}

.contact-section { padding-block: 104px; color: var(--white); background: var(--slate); }
.contact-grid { display: grid; grid-template-columns: 1.12fr .88fr; gap: 100px; align-items: end; }
.contact-actions { border-top: 1px solid rgba(255,255,255,.28); }
.contact-link { display: grid; grid-template-columns: 80px 1fr auto; gap: 14px; align-items: center; padding: 22px 0; border-bottom: 1px solid rgba(255,255,255,.28); text-decoration: none; }
.contact-link span { color: rgba(255,255,255,.62); font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; }
.contact-link strong { font-size: .97rem; }
.contact-link b { color: var(--coral); font-size: 1.25rem; transition: transform .2s ease; }
.contact-link:hover b { transform: translate(3px,-3px); }
.site-footer { color: var(--white); background: #292a2e; }
.footer-inner { min-height: 130px; display: grid; grid-template-columns: 1fr 1fr auto; gap: 28px; align-items: center; }
.brand-footer .brand-mark { border-color: var(--coral); color: var(--coral); }
.brand-footer .brand-name { color: var(--white); }
.footer-inner p { margin: 0; color: rgba(255,255,255,.58); font-size: .76rem; }

@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; }
  .hero-system { min-height: 450px; }
  .cases-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .contact-grid { gap: 55px; }
}

@media (max-width: 760px) {
  :root { --shell: min(100% - 28px, 620px); }
  .header-inner { height: 70px; }
  .menu-toggle { display: block; }
  .main-nav {
    position: absolute; top: 70px; left: 0; right: 0; display: none; align-items: stretch;
    padding: 16px 20px 24px; border-bottom: 1px solid var(--line); background: var(--paper);
    box-shadow: 0 16px 40px rgba(35,35,38,.12); flex-direction: column; gap: 0;
  }
  .main-nav.is-open { display: flex; }
  .main-nav a { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: .94rem; }
  .language { margin-top: 14px; padding: 10px 0 0; border: 0; }
  .hero { min-height: auto; padding-block: 66px; gap: 54px; }
  .hero h1 { font-size: clamp(3rem, 15vw, 4.6rem); }
  .hero-lead { margin-top: 25px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 20px; }
  .hero-system { min-height: 390px; }
  .hero-system::before { width: 250px; height: 250px; }
  .hero-system::after { width: 340px; height: 340px; }
  .system-core { width: 132px; height: 132px; }
  .system-node { min-width: 94px; padding: 9px; font-size: .7rem; }
  .node-google, .node-social { left: 4%; }
  .node-web, .node-data { right: 4%; }
  .audience-inner { grid-template-columns: repeat(2, 1fr); }
  .audience-inner span { border-bottom: 1px solid rgba(255,255,255,.26); }
  .section { padding-block: 82px; }
  .section-heading h2, .contact-section h2 { font-size: clamp(2.5rem, 12vw, 4rem); }
  .section-intro { margin: 28px 0 42px; }
  .services-grid, .method-heading, .method-list li, .split-heading, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .service-card { min-height: 0; padding: 28px 24px 32px; }
  .service-card h3 { margin-top: 34px; }
  .method-heading, .method-list li, .split-heading, .about-grid, .contact-grid { gap: 22px; }
  .method-list { margin-top: 50px; }
  .method-list h3, .method-list p { display: block; width: 100%; }
  .method-list h3 { margin-bottom: 8px; }
  .cases-grid { grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 40px; }
  .case-copy { padding: 15px; }
  .case-copy h3 { font-size: .92rem; }
  .about-copy { padding-top: 14px; }
  .contact-section { padding-block: 82px; }
  .contact-actions { margin-top: 22px; }
  .contact-link { grid-template-columns: 68px 1fr auto; }
  .contact-link strong { font-size: .86rem; }
  .footer-inner { grid-template-columns: 1fr; gap: 12px; padding-block: 34px; }
}

@media (max-width: 420px) {
  .brand-logo { width: 135px; height: 68px; }
  .brand-name { font-size: .72rem; letter-spacing: .13em; }
  .hero-system { min-height: 345px; }
  .hero-system::after { width: 292px; height: 292px; }
  .cases-grid { grid-template-columns: 1fr; }
  .contact-link { grid-template-columns: 1fr auto; gap: 5px 12px; }
  .contact-link span { grid-column: 1 / 2; }
  .contact-link strong { grid-column: 1 / 2; }
  .contact-link b { grid-row: 1 / 3; grid-column: 2; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}