:root {
  --color-primary: #0b4a67;
  --color-secondary: #06273a;
  --color-accent: #0d5a7d;
  --color-background: #f1f6f9;
  --color-surface: #ffffff;
  --color-text: #10212b;
  --color-muted: #354a58;
  --color-focus: #f59e0b;
  --shadow-soft: 0 10px 30px rgba(6, 39, 58, 0.12);
  --radius: 20px;
  --transition: 200ms ease;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Montserrat', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-background);
}

a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-thickness: 0.1em;
  text-underline-offset: 0.2em;
  text-decoration-skip-ink: auto;
  transition: color var(--transition);
}

a:hover,
a:focus-visible {
  color: var(--color-secondary);
}

a:focus-visible,
.button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
}

.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;
}

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

h1,
h2,
h3 {
  margin-top: 0;
  color: var(--color-secondary);
}

p {
  color: var(--color-muted);
}

.container {
  width: min(1200px, 92vw);
  margin: 0 auto;
}

.hero {
  position: relative;
  background: radial-gradient(circle at top right, rgba(11, 74, 103, 0.18), transparent 60%),
    linear-gradient(135deg, #ffffff 0%, #e4eff5 100%);
  padding: 6rem 0 5rem;
}


.hero__bar {
  display: flex;
  justify-content: flex-end;
  padding: 1.5rem 0 0;
  margin-bottom: 1.5rem;
}

.language-switcher {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 600;
  color: var(--color-secondary);
  background: rgba(255, 255, 255, 0.8);
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  box-shadow: 0 6px 16px rgba(11, 74, 103, 0.12);
}

.language-switcher__icon {
  font-size: 1.2rem;
}

.language-switcher select {
  border: 1px solid rgba(11, 74, 103, 0.2);
  border-radius: 999px;
  padding: 0.35rem 0.9rem 0.35rem 0.65rem;
  font-weight: 600;
  background: #fff;
  color: var(--color-secondary);
  font-family: inherit;
  cursor: pointer;
}

.language-switcher select:focus-visible {
  border-color: var(--color-focus);
}


.hero__content {
  display: grid;
  gap: 2.5rem;
  align-items: center;
  justify-items: center;
  text-align: center;
  padding: 0 1rem;
}

.hero__logo {
  width: min(260px, 70vw);
  filter: drop-shadow(0 12px 30px rgba(6, 39, 58, 0.22));
}

@media (min-width: 780px) {
  .hero__content {
    grid-template-columns: auto 1fr;
    justify-items: start;
    text-align: left;
  }

  .hero__logo {
    width: 260px;
  }
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  margin-bottom: 1rem;
}

.hero p {
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  margin-bottom: 2rem;
}

.hero__contact {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  font-size: clamp(1rem, 2vw, 1.1rem);
  font-weight: 600;
  color: var(--color-secondary);
  margin-bottom: 1.5rem;
}

@media (min-width: 900px) {
  .hero__contact {
    margin-bottom: 2.75rem;
  }
}

.hero__contact span[aria-hidden='true'] {
  color: var(--color-muted);
}

.button {
  display: inline-block;
  background-color: var(--color-primary);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  padding: 0.85rem 1.8rem;
  border-radius: 999px;
  transition: background-color var(--transition), transform var(--transition),
    box-shadow var(--transition);
  box-shadow: 0 10px 20px rgba(11, 74, 103, 0.25);
}

.hero__cta {
  margin-top: 1.25rem;
}

@media (min-width: 780px) {
  .hero__cta {
    margin-top: 2rem;
  }
}

.button:hover,
.button:focus-visible {
  background-color: #0f6f9c;
  transform: translateY(-2px);
  box-shadow: 0 16px 28px rgba(11, 74, 103, 0.3);
}

.button--dark {
  background-color: var(--color-secondary);
  box-shadow: 0 10px 20px rgba(6, 39, 58, 0.28);
}

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

.button__icon-graphic {
  width: 1.4rem;
  height: 1.4rem;
  display: block;
}

.section {
  padding: 4.5rem 0;
}

.section--alt {
  background: var(--color-surface);
}

.section--highlight {
  background: linear-gradient(135deg, var(--color-secondary) 0%, #031724 100%);
  color: #fff;
}


.section--highlight h2,
.section--highlight h3,
.section--highlight p,
.section--highlight label {
  color: #fff;
}

.section--highlight li,
.section--highlight span {
  color: rgba(255, 255, 255, 0.9);
}

.section--highlight strong {
  color: #fff;
}

.section--highlight a {
  color: #8fe8ff;
  font-weight: 600;
}

.section--highlight a:hover,
.section--highlight a:focus-visible {
  color: #ffffff;
}

.section--highlight .note,
.section--highlight .form-note {
  color: rgba(255, 255, 255, 0.75);
}

.section__grid {
  display: grid;
  gap: 2.5rem;
  align-items: stretch;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card {
  background: var(--color-surface);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(6, 39, 58, 0.06);
  transition: transform var(--transition), box-shadow var(--transition);
}

.card h3 {
  margin-bottom: 1rem;
}

.card h3 a {
  color: inherit;
}

.card h3 a:hover,
.card h3 a:focus-visible {
  color: var(--color-primary);
}

.card ul {
  padding-left: 1.1rem;
  margin: 0;
  color: var(--color-muted);
}

.services {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card:hover,
.card:focus-within {
  transform: translateY(-6px);
  box-shadow: 0 20px 35px rgba(6, 39, 58, 0.18);
}

.timeline {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.timeline__item {
  position: relative;
  background: var(--color-surface);
  padding: 2.5rem 2rem 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.timeline__step {
  position: absolute;
  top: -1.2rem;
  left: 2rem;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
  box-shadow: 0 8px 16px rgba(6, 39, 58, 0.2);
}

.section details {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-soft);
}

.section summary {
  font-weight: 600;
  cursor: pointer;
}

summary:focus-visible {
  border-radius: 0.75rem;
}

.contact {
  display: grid;
  gap: 2.5rem;
}

@media (min-width: 900px) {
  .contact {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
  }
}

@media (max-width: 899px) {
  .contact__guide {
    order: -1;
  }
}

.contact__list {
  list-style: none;
  padding: 0;
  margin: 2rem 0 1.5rem;
  display: grid;
  gap: 0.8rem;
}

.contact__list strong {
  font-weight: 700;
  color: #fff;
}

.contact__list span {
  color: rgba(255, 255, 255, 0.92);
}

.contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
}

.button--whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background-color: #25d366;
  color: #ffffff;
  box-shadow: 0 12px 28px rgba(37, 211, 102, 0.4);
  border: 1px solid rgba(18, 140, 126, 0.4);
}

.button--whatsapp:hover,
.button--whatsapp:focus-visible {
  background-color: #128c7e;
  color: #ffffff;
  box-shadow: 0 18px 34px rgba(18, 140, 126, 0.45);
}

.contact__guide {
  display: grid;
  gap: 1.2rem;
  background: rgba(255, 255, 255, 0.1);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: 0 20px 40px rgba(2, 16, 24, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.contact__guide h3 {
  margin: 0;
  color: #fff;
}

.contact__guide-list {
  margin: 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 1.2rem;
}

.contact__guide-list li {
  list-style-position: outside;
}

.contact__guide-list strong {
  display: block;
  font-weight: 700;
  margin-bottom: 0.35rem;
  color: #fff;
}

.contact__guide-list p {
  margin: 0;
  color: rgba(255, 255, 255, 0.85);
}

.footer {
  background: #041b2a;
  color: rgba(255, 255, 255, 0.85);
  padding: 1.5rem 0;
}

.footer__content {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  align-items: center;
  justify-content: center;
}

.footer__link {
  color: #ffffff;
  font-weight: 600;
  text-decoration-thickness: 0.1em;
  text-underline-offset: 0.2em;
}

.footer__link:hover,
.footer__link:focus-visible {
  color: #ffffff;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .card:hover,
  .card:focus-within,
  .button:hover,
  .button:focus-visible {
    transform: none;
  }
}

@media (max-width: 600px) {
  .section {
    padding: 3.5rem 0;
  }

  .card,
  .timeline__item,
  .section details {
    padding: 1.75rem 1.5rem;
  }

  .hero__bar {
    justify-content: center;
  }

  .language-switcher {
    margin-top: 0;
    margin-bottom: 0.75rem;
  }
}