:root {
  --navy-950: #06111f;
  --navy-900: #071527;
  --navy-800: #0d2138;
  --navy-700: #16334f;
  --cyan-500: #59c7e7;
  --cyan-400: #76d7ef;
  --cyan-100: #e7f8fc;
  --ink: #102136;
  --muted: #5c6877;
  --line: #dfe6ec;
  --paper: #ffffff;
  --mist: #f2f6f8;
  --shadow: 0 28px 70px rgba(3, 18, 33, .18);
  --radius: 22px;
  --container: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 100; padding: 12px 18px; background: #fff; color: var(--navy-900); border-radius: 8px; }
.skip-link:focus { top: 16px; }
.eyebrow { margin: 0 0 18px; color: var(--cyan-400); font-size: .78rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.eyebrow-dark { color: #187f9f; }
.section { padding: 110px 0; }

.site-header { position: absolute; inset: 0 0 auto; z-index: 10; padding: 24px 0; color: #fff; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand img { width: min(330px, 42vw); height: auto; }
.header-actions { display: flex; align-items: center; gap: 22px; }
.phone-link { font-size: .9rem; font-weight: 700; letter-spacing: .03em; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 18px; min-height: 54px; padding: 0 24px; border: 0; border-radius: 8px; cursor: pointer; font-size: .82rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; transition: transform .2s ease, background-color .2s ease, box-shadow .2s ease; }
.button:hover { transform: translateY(-2px); }
.button:focus-visible, a:focus-visible, summary:focus-visible, input:focus-visible, select:focus-visible { outline: 3px solid var(--cyan-400); outline-offset: 3px; }
.button-small { min-height: 46px; padding: 0 20px; }
.button-light { background: rgba(255,255,255,.94); color: var(--navy-900); }
.button-primary { color: var(--navy-950); background: var(--cyan-500); box-shadow: 0 12px 28px rgba(32, 170, 211, .24); }
.button-primary:hover { background: var(--cyan-400); }
.button-full { width: 100%; justify-content: space-between; }
.button-full span:last-child { transition: transform .2s ease; }
.button-full:hover span:last-child { transform: translate(2px, -2px); }
.form-card .button-primary { min-height: 58px; }

.hero { position: relative; min-height: 790px; overflow: hidden; color: #fff; background: var(--navy-900); }
.hero-media {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(5,16,30,.96) 0%, rgba(5,16,30,.80) 46%, rgba(5,16,30,.52) 100%),
    image-set(
      url("assets/cdmx-hero.avif") type("image/avif"),
      url("assets/cdmx-hero.webp") type("image/webp"),
      url("assets/cdmx-hero.jpg") type("image/jpeg")
    );
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}
.hero-grid { position: absolute; inset: 0; opacity: .11; background-image: linear-gradient(rgba(255,255,255,.15) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.15) 1px, transparent 1px); background-size: 64px 64px; mask-image: linear-gradient(to right, #000, transparent 70%); }
.hero-layout { position: relative; display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(390px, .72fr); gap: 74px; align-items: center; min-height: 790px; padding-top: 125px; padding-bottom: 70px; }
.hero-copy { max-width: 690px; }
.hero h1 { max-width: 720px; margin: 0; font-size: clamp(3rem, 5.6vw, 5.2rem); line-height: .98; letter-spacing: -.055em; text-wrap: balance; }
.hero h1 span { color: var(--cyan-400); }
.hero-lead { max-width: 660px; margin: 28px 0 32px; color: #dce7ef; font-size: clamp(1.08rem, 1.8vw, 1.3rem); line-height: 1.65; }
.hero-proof { display: flex; flex-wrap: wrap; gap: 10px 26px; font-size: .85rem; font-weight: 750; text-transform: uppercase; letter-spacing: .04em; }
.hero-proof span { position: relative; }
.hero-proof span:not(:last-child)::after { content: ""; position: absolute; right: -14px; top: 50%; width: 3px; height: 3px; background: var(--cyan-400); border-radius: 50%; }

.form-card { padding: 36px; color: var(--ink); background: linear-gradient(180deg, rgba(255,255,255,.985), rgba(250,252,253,.97)); border: 1px solid rgba(255,255,255,.72); border-radius: var(--radius); box-shadow: 0 30px 80px rgba(3,18,33,.20); backdrop-filter: blur(16px); }
.form-card-top { padding-left: 18px; border-left: 3px solid var(--cyan-500); }
.form-kicker { margin: 0 0 5px; color: #1981a1; font-size: .72rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.form-card h2, .form-card h3 { margin: 0; color: var(--navy-950); font-size: 1.55rem; line-height: 1.25; }
.form-card-top > p:last-child { margin: 10px 0 0; color: var(--muted); font-size: .94rem; line-height: 1.55; }
.lead-form { margin-top: 26px; }
.field-grid { display: grid; grid-template-columns: 1fr; gap: 13px; }
.field-grid-two { grid-template-columns: 1fr 1fr; }
.field { position: relative; }
.field label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.field input,
.field select {
  width: 100%;
  height: 55px;
  padding: 0 16px;
  color: var(--ink);
  background-color: #fff;
  border: 1px solid #d6dee5;
  border-radius: 8px;
  transition: border-color .2s ease, box-shadow .2s ease, background-color .2s ease;
}
.field input::placeholder { color: #7d8997; }
.field select {
  appearance: none;
  padding-right: 46px;
  cursor: pointer;
  background-image:
    linear-gradient(45deg, transparent 50%, #667585 50%),
    linear-gradient(135deg, #667585 50%, transparent 50%);
  background-position:
    calc(100% - 21px) 24px,
    calc(100% - 16px) 24px;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}
.field select:invalid { color: #7d8997; }
.field select option { color: var(--ink); }
.field input:hover,
.field select:hover { border-color: #b9c8d3; }
.field input:focus,
.field select:focus {
  border-color: var(--cyan-500);
  box-shadow: 0 0 0 4px rgba(89,199,231,.15);
  outline: none;
}
.field input[aria-invalid="true"],
.field select[aria-invalid="true"] { border-color: #bf3a42; }
.honeypot { position: absolute !important; left: -9999px !important; width: 1px !important; height: 1px !important; opacity: 0 !important; }
.lead-form .button { margin-top: 16px; }
.form-privacy { margin: 12px 0 0; color: #74808d; font-size: .75rem; text-align: center; }
.form-status { min-height: 0; margin: 10px 0 0; color: #455565; font-size: .82rem; text-align: center; }
.form-status:empty { display: none; }
.form-status.is-error { color: #a42e36; }
.form-status.is-success { color: #197047; }

.proof-bar { position: relative; z-index: 2; color: #fff; background: var(--navy-800); border-top: 1px solid rgba(255,255,255,.08); }
.proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.proof-grid article { display: flex; flex-direction: column; justify-content: center; min-height: 134px; padding: 24px 34px; border-right: 1px solid rgba(255,255,255,.12); }
.proof-grid article:first-child { border-left: 1px solid rgba(255,255,255,.12); }
.proof-grid strong { color: var(--cyan-400); font-size: 1.72rem; line-height: 1.1; letter-spacing: -.04em; }
.proof-grid span { color: #b9c8d4; font-size: .8rem; text-transform: uppercase; letter-spacing: .07em; }
.proof-network strong { letter-spacing: .08em; }

.section-heading h2, .experience h2, .faq h2, .network h2, .consultation h2, .process h2 { margin: 0; color: var(--navy-950); font-size: clamp(2.15rem, 4vw, 3.75rem); line-height: 1.08; letter-spacing: -.045em; text-wrap: balance; }
.split-heading { display: grid; grid-template-columns: 1fr .62fr; align-items: end; gap: 80px; margin-bottom: 55px; }
.split-heading > p { margin: 0 0 6px; color: var(--muted); font-size: 1.05rem; }
.services { background: var(--mist); }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.service-card { position: relative; min-height: 360px; padding: 34px; overflow: hidden; background: #fff; border: 1px solid var(--line); border-radius: 16px; transition: transform .25s ease, box-shadow .25s ease; }
.service-card:hover { transform: translateY(-6px); box-shadow: 0 22px 50px rgba(10,35,56,.1); }
.service-card.featured { color: #fff; background: var(--navy-800); border-color: var(--navy-800); }
.service-number { position: absolute; right: 24px; top: 20px; color: #9cadba; font-size: .75rem; letter-spacing: .12em; }
.service-icon { display: grid; place-items: center; width: 54px; height: 54px; margin: 10px 0 70px; color: var(--navy-900); background: var(--cyan-100); border-radius: 50%; font-size: 1.5rem; }
.featured .service-icon { background: var(--cyan-500); }
.service-card h3 { margin: 0 0 14px; color: inherit; font-size: 1.45rem; line-height: 1.25; }
.service-card p { margin: 0; color: var(--muted); font-size: .95rem; }
.featured p { color: #c5d3de; }

.experience-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; align-items: center; }
.experience-image { position: relative; padding: 0 38px 38px 0; }
.experience-image::before { content: ""; position: absolute; right: 0; bottom: 0; width: 60%; height: 60%; background: var(--cyan-100); border-radius: 12px; }
.experience-image img { position: relative; width: 100%; aspect-ratio: 1.05; object-fit: cover; border-radius: 12px; box-shadow: var(--shadow); }
.experience-badge { position: absolute; right: 0; bottom: 0; display: flex; align-items: center; gap: 10px; min-width: 190px; padding: 20px 22px; color: #fff; background: var(--navy-900); border-radius: 8px; }
.experience-badge strong { color: var(--cyan-400); font-size: 2.2rem; line-height: 1; }
.experience-badge span { font-size: .76rem; line-height: 1.2; text-transform: uppercase; letter-spacing: .05em; }
.experience-copy > p:not(.eyebrow) { color: var(--muted); font-size: 1.05rem; }
.check-list { display: grid; gap: 13px; margin: 28px 0 32px; padding: 0; list-style: none; }
.check-list li { color: #304154; }
.check-list span { display: inline-grid; place-items: center; width: 23px; height: 23px; margin-right: 10px; color: var(--navy-900); background: var(--cyan-100); border-radius: 50%; font-size: .72rem; font-weight: 900; }
.text-link { display: inline-flex; gap: 14px; align-items: center; color: var(--navy-900); font-size: .82rem; font-weight: 850; letter-spacing: .05em; text-transform: uppercase; border-bottom: 1px solid #aeb9c3; }

.reasons { background: #f7f9fa; }
.centered-heading { max-width: 760px; margin: 0 auto 54px; text-align: center; }
.reason-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.reason-grid article { min-height: 275px; padding: 36px 28px; border-right: 1px solid var(--line); }
.reason-grid article:first-child { border-left: 1px solid var(--line); }
.reason-grid span { color: #4aaece; font-size: .75rem; font-weight: 800; letter-spacing: .1em; }
.reason-grid h3 { margin: 52px 0 12px; color: var(--navy-900); font-size: 1.2rem; line-height: 1.25; }
.reason-grid p { margin: 0; color: var(--muted); font-size: .9rem; }

.process { position: relative; color: #fff; background: var(--navy-900); overflow: hidden; }
.process::after { content: "AS"; position: absolute; right: -35px; bottom: -190px; color: rgba(255,255,255,.025); font-size: 31rem; font-weight: 900; line-height: 1; letter-spacing: -.12em; }
.process-layout { position: relative; z-index: 1; display: grid; grid-template-columns: .8fr 1.2fr; gap: 100px; }
.process h2 { color: #fff; }
.process-heading > p:last-child { color: #aebfcd; }
.process-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,255,255,.15); }
.process-list li { display: grid; grid-template-columns: 74px 1fr; gap: 24px; padding: 28px 0; border-bottom: 1px solid rgba(255,255,255,.15); }
.process-list > li > span { color: var(--cyan-400); font-size: .76rem; font-weight: 800; letter-spacing: .1em; }
.process-list h3 { margin: 0 0 6px; font-size: 1.16rem; }
.process-list p { margin: 0; color: #aebfcd; font-size: .92rem; }

.network { padding-top: 90px; padding-bottom: 90px; }
.network-card { display: grid; grid-template-columns: .42fr 1.1fr .75fr; gap: 55px; align-items: center; padding: 55px; background: var(--cyan-100); border: 1px solid #ccecf3; border-radius: 18px; }
.network-mark { display: grid; align-content: center; justify-content: center; aspect-ratio: 1; color: #fff; background: var(--navy-900); border-radius: 50%; text-align: center; }
.network-mark strong { font-size: 2.4rem; line-height: 1; letter-spacing: .05em; }
.network-mark span { font-size: .55rem; letter-spacing: .1em; }
.network h2 { font-size: clamp(2rem, 3.3vw, 3rem); }
.network p:not(.eyebrow) { color: var(--muted); }
.network ul { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; }
.network li { padding: 0 0 12px 22px; color: #304154; border-bottom: 1px solid rgba(13,33,56,.13); position: relative; }
.network li::before { content: ""; position: absolute; left: 0; top: .68em; width: 6px; height: 6px; background: #2999bd; border-radius: 50%; }

.faq-grid { display: grid; grid-template-columns: .55fr 1fr; gap: 100px; }
.faq-intro > p:not(.eyebrow) { color: var(--muted); }
.faq-intro .text-link { margin-top: 18px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 24px 4px; cursor: pointer; color: var(--navy-900); font-size: 1.04rem; font-weight: 750; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { color: #318dab; font-size: 1.5rem; font-weight: 300; transition: transform .2s ease; }
.faq-list details[open] summary span { transform: rotate(45deg); }
.faq-list details p { margin: -6px 40px 24px 4px; color: var(--muted); }

.consultation { color: #fff; background: linear-gradient(120deg, var(--navy-950), var(--navy-800)); }
.consultation-grid { display: grid; grid-template-columns: .83fr 1.17fr; gap: 90px; align-items: center; }
.consultation h2 { color: #fff; }
.consultation-copy > p:not(.eyebrow) { max-width: 600px; color: #b9c8d3; }
address { display: grid; gap: 10px; margin-top: 34px; font-style: normal; }
address a { width: fit-content; color: #dce7ee; }
address a:hover { color: var(--cyan-400); }
.form-card-footer { padding: 42px; }
.form-card-footer .lead-form { margin-top: 24px; }
.site-footer { color: #aebcca; background: var(--navy-950); border-top: 1px solid rgba(255,255,255,.08); }
.footer-inner { display: flex; justify-content: space-between; align-items: center; min-height: 86px; gap: 20px; font-size: .82rem; }
.footer-inner a:hover { color: #fff; }
.mobile-cta { display: none; }

@media (max-width: 980px) {
  .section { padding: 84px 0; }
  .hero-layout { grid-template-columns: 1fr; gap: 45px; padding-top: 150px; }
  .hero-copy { max-width: 800px; }
  .form-card { max-width: 660px; }
  .proof-grid { grid-template-columns: repeat(2, 1fr); }
  .proof-grid article { border-bottom: 1px solid rgba(255,255,255,.12); }
  .split-heading { grid-template-columns: 1fr; gap: 20px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card { min-height: 260px; }
  .service-icon { margin-bottom: 45px; }
  .experience-grid, .consultation-grid { grid-template-columns: 1fr; gap: 55px; }
  .experience-image { max-width: 700px; }
  .reason-grid { grid-template-columns: repeat(2, 1fr); }
  .reason-grid article:nth-child(2) { border-right: 0; }
  .process-layout { grid-template-columns: 1fr; gap: 55px; }
  .network-card { grid-template-columns: 150px 1fr; }
  .network-card ul { grid-column: 1 / -1; grid-template-columns: repeat(3, 1fr); }
  .faq-grid { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 680px) {
  body { padding-bottom: 64px; }
  .container { width: min(calc(100% - 28px), var(--container)); }
  .site-header { padding: 18px 0; }
  .brand img { width: 245px; }
  .header-actions .phone-link, .header-actions .button { display: none; }
  .hero { min-height: auto; }
  .hero-media {
    background-image:
      linear-gradient(90deg, rgba(5,16,30,.96) 0%, rgba(5,16,30,.84) 58%, rgba(5,16,30,.62) 100%),
      image-set(
        url("assets/cdmx-hero-mobile.avif") type("image/avif"),
        url("assets/cdmx-hero-mobile.webp") type("image/webp"),
        url("assets/cdmx-hero.jpg") type("image/jpeg")
      );
    background-position: center 42%;
  }
  .hero-layout { min-height: 0; padding-top: 124px; padding-bottom: 52px; }
  .hero h1 { font-size: clamp(2.6rem, 13vw, 4.1rem); }
  .hero-lead { margin-top: 22px; font-size: 1rem; }
  .hero-proof { gap: 8px 18px; font-size: .72rem; }
  .hero-proof span:not(:last-child)::after { right: -10px; }
  .form-card { padding: 26px 20px; border-radius: 15px; }
  .field-grid-two { grid-template-columns: 1fr; }
  .proof-grid article { min-height: 105px; padding: 19px 22px; }
  .proof-grid strong { font-size: 1.4rem; }
  .proof-grid span { font-size: .67rem; }
  .section { padding: 68px 0; }
  .section-heading h2, .experience h2, .faq h2, .network h2, .consultation h2, .process h2 { font-size: clamp(2rem, 10vw, 2.9rem); }
  .service-card { min-height: 0; padding: 28px; }
  .service-icon { margin-bottom: 38px; }
  .experience-image { padding: 0 22px 22px 0; }
  .experience-badge { min-width: 166px; padding: 16px; }
  .reason-grid { grid-template-columns: 1fr; }
  .reason-grid article, .reason-grid article:first-child { min-height: 0; padding: 30px 22px; border-left: 1px solid var(--line); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .reason-grid h3 { margin-top: 28px; }
  .process-list li { grid-template-columns: 45px 1fr; gap: 14px; }
  .network-card { grid-template-columns: 1fr; gap: 34px; padding: 28px 22px; }
  .network-mark { width: 132px; }
  .network-card ul { grid-column: auto; grid-template-columns: 1fr; }
  .faq-list summary { font-size: .95rem; }
  .form-card-footer { padding: 27px 20px; }
  .footer-inner { min-height: 74px; flex-direction: column; justify-content: center; gap: 2px; }
  .mobile-cta { position: fixed; inset: auto 0 0; z-index: 50; display: grid; place-items: center; height: 64px; color: var(--navy-950); background: var(--cyan-500); font-size: .82rem; font-weight: 850; letter-spacing: .06em; text-transform: uppercase; box-shadow: 0 -8px 30px rgba(5,16,30,.2); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}

/* Página de gracias */
.thank-you-page {
  min-height: 100vh;
  color: #fff;
  background:
    linear-gradient(120deg, rgba(6,17,31,.96), rgba(13,33,56,.94)),
    url("assets/cdmx-hero.jpg") center/cover no-repeat;
}
.thank-you-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 40px 20px;
}
.thank-you-card {
  width: min(100%, 760px);
  padding: clamp(34px, 6vw, 68px);
  background: rgba(7,21,39,.82);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 24px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}
.thank-you-brand { display: inline-block; margin-bottom: 58px; }
.thank-you-brand img { width: min(330px, 72vw); height: auto; }
.thank-you-card h1 {
  margin: 0;
  max-width: 650px;
  font-size: clamp(2.8rem, 8vw, 5rem);
  line-height: 1;
  letter-spacing: -.05em;
}
.thank-you-card > p:not(.eyebrow) {
  max-width: 610px;
  margin: 26px 0 0;
  color: #d6e2ea;
  font-size: 1.08rem;
}
.thank-you-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 22px; margin-top: 36px; }
.thank-you-phone { font-weight: 750; }
@media (max-width: 680px) {
  .thank-you-page { padding-bottom: 0; }
  .thank-you-card { border-radius: 18px; }
  .thank-you-brand { margin-bottom: 42px; }
}
/* CRO Premium v2: ajustes de jerarquía comercial, sin alterar la arquitectura */
.hero-copy .hero-lead { max-width: 670px; }
.services .section-heading > p { max-width: 560px; }
.service-card h3 { text-wrap: balance; }