:root {
  --navy: #123653;
  --navy-2: #0d2941;
  --blue: #1f6aa5;
  --orange: #f59f28;
  --ink: #102033;
  --muted: #667085;
  --line: #d8e1eb;
  --soft: #f4f7fb;
  --white: #ffffff;
  --radius: 8px;
  --shadow: 0 18px 45px rgba(16, 32, 51, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--soft);
  line-height: 1.55;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(18, 54, 83, 0.98);
  color: var(--white);
  box-shadow: 0 10px 24px rgba(16, 32, 51, 0.18);
}

.header-inner {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
  font-weight: 800;
}

.brand img {
  width: 74px;
  height: 52px;
  object-fit: contain;
  background: var(--white);
  border-radius: 6px;
  padding: 6px;
}

.brand span {
  display: block;
  font-size: 1.08rem;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.brand small {
  display: block;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.78rem;
  font-weight: 500;
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  font-size: 1.45rem;
  line-height: 1;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

.main-nav a {
  padding: 10px 13px;
  border-radius: var(--radius);
  color: rgba(255, 255, 255, 0.9);
  font-weight: 700;
  font-size: 0.94rem;
}

.main-nav a:hover,
.main-nav a.active {
  background: rgba(255, 255, 255, 0.13);
  color: var(--white);
}

.main-nav a.cta {
  background: var(--orange);
  color: #211300;
}

.hero {
  position: relative;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(13, 41, 65, 0.95), rgba(18, 54, 83, 0.76), rgba(18, 54, 83, 0.26)),
    url("../imagenes/unidadextreme.jpg?v=2") center / cover no-repeat;
  min-height: 540px;
  display: flex;
  align-items: center;
}

.hero.compact {
  min-height: 330px;
}

.hero-inner {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
  padding: 74px 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  color: #ffe1ad;
  text-transform: uppercase;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.1;
}

h1 {
  max-width: 760px;
  font-size: clamp(2.35rem, 6vw, 5rem);
  letter-spacing: 0;
}

.hero p {
  max-width: 650px;
  margin: 20px 0 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: 1.15rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: var(--blue);
  color: var(--white);
  font-weight: 800;
  cursor: pointer;
}

.btn:hover {
  filter: brightness(0.96);
}

.btn.secondary {
  background: rgba(255, 255, 255, 0.11);
  border-color: rgba(255, 255, 255, 0.36);
}

.btn.light {
  background: var(--white);
  color: var(--navy);
  border-color: var(--line);
}

.section {
  padding: 68px 0;
}

.section.tight {
  padding-top: 34px;
}

.container {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}

.section-head p {
  margin: 10px 0 0;
  color: var(--muted);
  max-width: 620px;
}

.kicker {
  color: var(--blue);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 800;
  margin-bottom: 8px;
}

.grid {
  display: grid;
  gap: 18px;
}

.grid.cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid.cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid.cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(16, 32, 51, 0.06);
  overflow: hidden;
}

.card-body {
  padding: 24px;
}

.card h3 {
  font-size: 1.18rem;
  margin-bottom: 10px;
}

.card p {
  margin: 0;
  color: var(--muted);
}

.media-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.feature {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 28px;
  align-items: center;
}

.feature-image {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.feature-image img {
  width: 100%;
  aspect-ratio: 16 / 11;
  object-fit: cover;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}

.stat {
  padding: 18px;
  border-radius: var(--radius);
  background: var(--white);
  border: 1px solid var(--line);
}

.stat strong {
  display: block;
  font-size: 1.65rem;
  color: var(--navy);
}

.stat span {
  color: var(--muted);
  font-weight: 700;
}

.routes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 16px;
}

.route-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.route-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 28px rgba(16, 32, 51, 0.12);
}

.route-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: #eef3f8;
}

.route-card span {
  display: block;
  padding: 14px;
  font-weight: 800;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 14px;
}

.gallery a {
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 8px 20px rgba(16, 32, 51, 0.1);
}

.gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.2s ease;
}

.gallery a:hover img {
  transform: scale(1.04);
}

.form-card {
  padding: 26px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.field {
  display: grid;
  gap: 7px;
}

.field.full {
  grid-column: 1 / -1;
}

label {
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 13px;
  font: inherit;
  color: var(--ink);
  background: var(--white);
}

textarea {
  min-height: 132px;
  resize: vertical;
}

.contact-list {
  display: grid;
  gap: 14px;
}

.contact-item {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.contact-item strong {
  display: block;
  color: var(--navy);
}

.site-footer {
  background: var(--navy-2);
  color: rgba(255, 255, 255, 0.78);
  padding: 34px 0;
}

.footer-inner {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--white);
  font-weight: 700;
}

@media (max-width: 860px) {
  .header-inner {
    min-height: 68px;
  }

  .brand img {
    width: 58px;
    height: 42px;
  }

  .brand span {
    font-size: 0.98rem;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .main-nav {
    position: fixed;
    inset: 68px 0 auto 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 14px 16px 20px;
    background: var(--navy);
    box-shadow: 0 22px 35px rgba(16, 32, 51, 0.24);
  }

  body.nav-open .main-nav {
    display: flex;
  }

  .main-nav a {
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.07);
  }

  .hero,
  .hero.compact {
    min-height: auto;
  }

  .hero-inner {
    padding: 60px 0;
  }

  .section {
    padding: 48px 0;
  }

  .section-head {
    display: block;
  }

  .feature,
  .grid.cols-2,
  .grid.cols-3,
  .grid.cols-4,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .stats {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .container,
  .header-inner,
  .footer-inner,
  .hero-inner {
    width: min(100% - 24px, 1160px);
  }

  .brand small {
    display: none;
  }

  h1 {
    font-size: 2.25rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .routes-grid,
  .gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .card-body,
  .form-card {
    padding: 20px;
  }
}