:root {
  --navy: #021E42;
  --navy-deep: #011432;
  --navy-soft: #122d5c;
  --red: #c8102e;
  --ink: #14181f;
  --ink-soft: #3a424f;
  --muted: #6b7280;
  --line: #e5e7eb;
  --line-soft: #efeee9;
  --bg: #ffffff;
  --bg-off: #faf9f6;
  --bg-warm: #f4f2eb;
  --max: 1120px;
  --max-text: 720px;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  font-feature-settings: 'ss01', 'cv11';
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 {
  font-family: 'Source Serif 4', 'Source Serif Pro', Georgia, 'Times New Roman', serif;
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 0;
}

p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }

a {
  color: var(--navy);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  transition: opacity 0.18s ease;
}
a:hover { opacity: 0.65; }

img { max-width: 100%; height: auto; display: block; }

::selection { background: var(--navy); color: #fff; }

/* ---------- Layout ---------- */

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.container-text {
  max-width: var(--max-text);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

section {
  padding: clamp(4rem, 9vw, 7.5rem) 0;
}

.section-dark {
  background: var(--navy);
  color: #e9edf3;
}
.section-dark h1, .section-dark h2, .section-dark h3 { color: #ffffff; }
.section-dark a { color: #ffffff; }

.section-off {
  background: var(--bg-off);
}

.eyebrow {
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--muted);
  margin: 0 0 1.5rem;
}
.section-dark .eyebrow { color: #8aa0c4; }

/* ---------- Top navigation ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line-soft);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max);
  margin: 0 auto;
  padding: 18px var(--gutter);
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  border: 0;
}
.nav-logo img {
  height: 144px;
  width: auto;
  max-width: 70vw;
}
@media (max-width: 720px) {
  .nav-inner { padding: 14px var(--gutter); }
  .nav-logo img { height: 104px; }
}
@media (max-width: 480px) {
  .nav-logo img { height: 80px; }
}

.nav-link {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--ink);
  border: 0;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--navy);
  color: #ffffff;
}
.nav-link:hover { opacity: 0.9; }

/* ---------- Hero ---------- */

.hero {
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(255,255,255,0.05), transparent 60%),
    radial-gradient(900px 500px at -10% 110%, rgba(200,16,46,0.08), transparent 55%),
    linear-gradient(180deg, var(--navy-deep) 0%, var(--navy) 100%);
  color: #e9edf3;
  padding: clamp(6rem, 14vw, 11rem) 0 clamp(5rem, 11vw, 8rem);
  position: relative;
  overflow: hidden;
}

.hero h1 {
  font-size: clamp(2.4rem, 6.2vw, 4.6rem);
  line-height: 1.04;
  letter-spacing: -0.025em;
  color: #ffffff;
  font-weight: 500;
  max-width: 17ch;
  margin: 0 0 1.6rem;
}

.hero .lede {
  font-size: clamp(1.1rem, 1.5vw, 1.32rem);
  line-height: 1.55;
  color: #c9d2e3;
  max-width: 56ch;
  margin: 0 0 2.6rem;
  font-weight: 400;
}

.hero .meta {
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #8aa0c4;
  margin: 0 0 3rem;
  font-weight: 500;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #ffffff;
  color: var(--navy-deep);
  padding: 14px 22px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  border: 0;
  transition: transform 0.18s ease, background 0.18s ease;
}
.hero-cta:hover { background: #f1f4fa; opacity: 1; transform: translateY(-1px); }
.hero-cta .arrow { transition: transform 0.18s ease; }
.hero-cta:hover .arrow { transform: translateX(3px); }

/* ---------- Section header ---------- */

.section-head {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
  max-width: 38ch;
}
.section-head h2 {
  font-size: clamp(1.9rem, 3.6vw, 2.8rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
}

/* ---------- What we do ---------- */

.intro {
  max-width: 62ch;
  color: var(--ink-soft);
  font-size: 1.08rem;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.network-note {
  max-width: 62ch;
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.7;
  border-left: 2px solid var(--navy);
  padding: 0.35em 0 0.35em 1.25em;
  margin: 0 0 4rem;
}

.engagements {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--line);
}

.engagement {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: clamp(1rem, 4vw, 3rem);
  padding: 2.2rem 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.engagement .num {
  font-family: 'Source Serif 4', Georgia, serif;
  font-size: 1.05rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}
.engagement h3 {
  font-size: clamp(1.25rem, 2.2vw, 1.55rem);
  line-height: 1.25;
  margin: 0 0 0.7rem;
  letter-spacing: -0.015em;
}
.engagement p {
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.65;
  max-width: 58ch;
  margin: 0;
}

@media (max-width: 640px) {
  .engagement { grid-template-columns: 1fr; gap: 0.4rem; }
}

/* ---------- Principal ---------- */

.principal-grid {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
  max-width: 1040px;
}

.principal-photo {
  margin: 0;
  position: relative;
}
.principal-photo img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 2px;
  box-shadow:
    0 1px 0 rgba(0,0,0,0.04),
    0 22px 48px -24px rgba(2,30,66,0.32);
}
.principal-photo::after {
  content: '';
  position: absolute;
  inset: -10px -10px auto auto;
  width: 64px;
  height: 64px;
  border-top: 1px solid var(--navy);
  border-right: 1px solid var(--navy);
  opacity: 0.25;
  pointer-events: none;
}

@media (max-width: 760px) {
  .principal-grid {
    grid-template-columns: 1fr;
  }
  .principal-photo {
    max-width: 300px;
  }
}

.principal-name {
  font-size: clamp(1.4rem, 2.4vw, 1.7rem);
  margin: 0 0 0.4rem;
  letter-spacing: -0.01em;
}
.principal-role {
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 2rem;
}

.bio { color: var(--ink-soft); font-size: 1.04rem; line-height: 1.7; }
.bio p { max-width: 62ch; }

.cred-list {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
  display: grid;
  gap: 0.7rem;
  max-width: 62ch;
}
.cred-list li {
  padding-left: 1.4em;
  position: relative;
  color: var(--ink-soft);
  font-size: 0.98rem;
  line-height: 1.55;
}
.cred-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 8px;
  height: 1px;
  background: var(--navy);
}

.bio-closing {
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
  margin-top: 1rem;
  max-width: 62ch;
}

.bio-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 1.2rem;
  font-size: 0.98rem;
  font-weight: 500;
  border-bottom: 1px solid var(--navy);
  color: var(--navy);
  padding-bottom: 1px;
}

/* ---------- How we engage ---------- */

.principles {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.principle {
  padding: 2.2rem 2rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.principle .pnum {
  font-family: 'Source Serif 4', Georgia, serif;
  font-size: 0.9rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  margin-bottom: 0.9rem;
}
.principle h3 {
  font-size: 1.2rem;
  line-height: 1.3;
  margin: 0 0 0.75rem;
  letter-spacing: -0.01em;
}
.principle p {
  color: var(--ink-soft);
  font-size: 0.98rem;
  line-height: 1.65;
  margin: 0;
}

.principle.full {
  grid-column: 1 / -1;
  background: var(--bg-warm);
}

@media (max-width: 760px) {
  .principles { grid-template-columns: 1fr; }
  .principle.full { background: var(--bg-warm); }
}

/* ---------- Contact ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: stretch;
}
.contact-grid h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1.1;
  color: #ffffff;
  letter-spacing: -0.02em;
}

.contact-intro {
  color: #c9d2e3;
  font-size: 1.05rem;
  max-width: 42ch;
  margin: 1.4rem 0 0;
}

.contact-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 4px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
}
.contact-card dl {
  margin: 0;
  display: grid;
  gap: 1.2rem;
}
.contact-card dt {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #8aa0c4;
  margin-bottom: 0.3rem;
}
.contact-card dd {
  margin: 0;
  font-size: 1.08rem;
  color: #ffffff;
}
.contact-card a {
  color: #ffffff;
  border-bottom: 1px solid rgba(255,255,255,0.3);
}
.contact-card a:hover { border-bottom-color: #ffffff; opacity: 1; }

.fit-note {
  margin-top: 2.4rem;
  max-width: 42ch;
  font-size: 0.9rem;
  color: #8aa0c4;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 1.2rem;
  line-height: 1.6;
}

@media (max-width: 720px) {
  .contact-grid { grid-template-columns: 1fr; }
}

/* ---------- Footer ---------- */

footer {
  background: var(--navy);
  color: #8aa0c4;
  padding: 3rem 0 2.4rem;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  flex-wrap: wrap;
  gap: 1.4rem 2rem;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
}
.footer-inner a {
  color: #c9d2e3;
  border-bottom: 1px solid rgba(255,255,255,0.18);
}
.footer-inner a.footer-logo {
  display: inline-block;
  border: 0;
}
.footer-logo img {
  height: 60px;
  width: auto;
  max-width: 100%;
  display: block;
}
@media (max-width: 640px) {
  .footer-logo img { height: 44px; }
}
.footer-legal {
  font-size: 12px;
  color: #5e6f8e;
  max-width: 100%;
  text-align: right;
}
@media (max-width: 640px) {
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .footer-legal { text-align: left; }
}

/* ---------- Utility for skipping links ---------- */

.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.skip-link:focus {
  position: fixed;
  left: 1rem;
  top: 1rem;
  width: auto;
  height: auto;
  padding: 8px 16px;
  background: #fff;
  color: var(--navy);
  z-index: 100;
  border-radius: 4px;
}

/* ---------- Reveal on scroll (subtle) ---------- */

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }
  .reveal.in {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 404 / utility pages ---------- */

.utility-page {
  min-height: 80vh;
  display: flex;
  align-items: center;
  padding: 4rem 0;
}
.utility-page h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  margin: 0 0 1rem;
}
.utility-page p { color: var(--ink-soft); }
.utility-page .small {
  font-size: 0.95rem;
  color: var(--muted);
  margin-top: 2rem;
}

.legal-body {
  max-width: var(--max-text);
  margin: 0 auto;
  padding: clamp(5rem, 8vw, 7rem) var(--gutter);
}
.legal-body h1 { font-size: clamp(2rem, 4vw, 2.6rem); margin-bottom: 1.5rem; }
.legal-body h2 { font-size: 1.3rem; margin: 2.5rem 0 0.8rem; }
.legal-body p { color: var(--ink-soft); }

/* ---------- Lead form (contact section) ---------- */

.lead-form { margin-top: 0; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (max-width: 560px) {
  .form-row { grid-template-columns: 1fr; }
}

.form-field { margin-bottom: 1rem; }
.form-field label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #8aa0c4;
  margin-bottom: 0.45rem;
  font-weight: 500;
}
.form-field .optional { text-transform: none; letter-spacing: 0; color: #6d82a8; }
.form-field .required-mark { color: var(--red); }

.form-field input,
.form-field textarea {
  width: 100%;
  box-sizing: border-box;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 4px;
  color: #ffffff;
  font: inherit;
  font-size: 0.98rem;
  padding: 11px 13px;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.form-field textarea { resize: vertical; min-height: 76px; }
.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: rgba(255,255,255,0.55);
  background: rgba(255,255,255,0.08);
}
.form-field input.invalid,
.form-field textarea.invalid { border-color: var(--red); }

.consent-row {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: #8aa0c4;
  margin: 0.4rem 0 1.3rem;
  cursor: pointer;
}
.consent-row input { margin-top: 2px; accent-color: var(--red); }
.consent-row a { color: #c9d2e3; border-bottom: 1px solid rgba(255,255,255,0.3); }

.form-submit {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #ffffff;
  color: var(--navy-deep);
  padding: 13px 22px;
  border-radius: 999px;
  font: inherit;
  font-size: 15px;
  font-weight: 500;
  border: 0;
  cursor: pointer;
  transition: transform 0.18s ease, background 0.18s ease, opacity 0.18s ease;
}
.form-submit:hover { background: #f1f4fa; transform: translateY(-1px); }
.form-submit:disabled { opacity: 0.55; cursor: default; transform: none; }

.form-status { margin-top: 1rem; font-size: 0.92rem; color: #8aa0c4; min-height: 1.3em; }
.form-status.ok { color: #9fd8b1; }
.form-status.err { color: #f0a0ad; }

/* Honeypot — invisible para humanos */
.hp-field { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; opacity: 0; pointer-events: none; }

/* ---------- Contact modal ---------- */

.modal-backdrop[hidden] { display: none !important; }

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(1,14,36,0.72);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.2rem;
  overflow-y: auto;
  opacity: 0;
  transition: opacity 0.22s ease;
}
.modal-backdrop.open { opacity: 1; }

.modal-card {
  background: #ffffff;
  color: var(--navy);
  border-radius: 8px;
  width: 100%;
  max-width: 540px;
  max-height: calc(100vh - 2.4rem);
  overflow-y: auto;
  padding: clamp(1.6rem, 4vw, 2.6rem);
  position: relative;
  box-shadow: 0 24px 80px rgba(0,0,0,0.45);
  transform: translateY(14px) scale(0.985);
  transition: transform 0.22s ease;
}
.modal-backdrop.open .modal-card { transform: translateY(0) scale(1); }

.modal-close {
  position: absolute;
  top: 14px;
  right: 16px;
  background: none;
  border: 0;
  font-size: 26px;
  line-height: 1;
  color: #8aa0c4;
  cursor: pointer;
  padding: 6px;
}
.modal-close:hover { color: var(--navy); }

.modal-eyebrow {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #8aa0c4;
  font-weight: 500;
  margin: 0 0 0.6rem;
}
.modal-card h3 {
  font-family: 'Source Serif 4', Georgia, serif;
  font-size: clamp(1.5rem, 3vw, 1.9rem);
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--navy);
  margin: 0 0 0.6rem;
}
.modal-sub { color: #4a5d7e; font-size: 0.95rem; margin: 0 0 1.6rem; line-height: 1.55; }

/* Variante clara de los campos dentro del modal */
.modal-card .form-field label { color: #6d82a8; }
.modal-card .form-field .optional { color: #97a7c2; }
.modal-card .form-field input,
.modal-card .form-field textarea {
  background: #f6f8fb;
  border: 1px solid #d7dfeb;
  color: var(--navy);
}
.modal-card .form-field input:focus,
.modal-card .form-field textarea:focus {
  border-color: var(--navy);
  background: #ffffff;
}
.modal-card .consent-row { color: #6d82a8; }
.modal-card .consent-row a { color: var(--navy); border-bottom-color: rgba(2,30,66,0.3); }
.modal-card .form-submit { background: var(--navy); color: #ffffff; }
.modal-card .form-submit:hover { background: var(--navy-soft); }
.modal-card .form-status.ok { color: #1e7a3c; }
.modal-card .form-status.err { color: var(--red); }

body.modal-open { overflow: hidden; }

@media (prefers-reduced-motion: reduce) {
  .modal-backdrop, .modal-card { transition: none; }
}

/* ---------- FAQ ---------- */

.faq-list {
  max-width: 760px;
  border-top: 1px solid var(--line);
}
.faq-item {
  padding: 1.8rem 0;
  border-bottom: 1px solid var(--line);
}
.faq-item h3 {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  line-height: 1.3;
  margin: 0 0 0.6rem;
  letter-spacing: -0.01em;
}
.faq-item p {
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.65;
  max-width: 64ch;
  margin: 0;
}

/* ---------- Layers table (How we engage) ---------- */

.table-wrap {
  overflow-x: auto;
  margin: 0 0 3.2rem;
  max-width: 860px;
}
.layers-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  line-height: 1.5;
}
.layers-table th {
  text-align: left;
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--muted);
  padding: 0 1.2rem 0.7rem 0;
  border-bottom: 1px solid var(--ink);
}
.layers-table td {
  padding: 0.95rem 1.2rem 0.95rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  vertical-align: top;
}
.layers-table td:first-child {
  color: var(--ink);
  font-weight: 500;
  white-space: nowrap;
}