:root {
  --rt-primary: #0d3b66;
  --rt-secondary: #333333;
  --rt-accent: #d4af37;
  --rt-bg: #ffffff;
  --rt-light: #f8f9fa;
  --rt-text: #1f2d3d;
  --rt-muted: #6c757d;
  --rt-shadow: 0 20px 40px rgba(13, 59, 102, 0.12);
  --rt-radius: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Montserrat", sans-serif;
  color: var(--rt-text);
  background-color: var(--rt-bg);
  line-height: 1.6;
}

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

a {
  text-decoration: none;
}

.rt-header {
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 8px 20px rgba(13, 59, 102, 0.08);
  transition: all 0.3s ease;
}

.rt-header--scrolled {
  backdrop-filter: blur(10px);
}

.rt-header__logo {
  width: 120px;
}

.rt-header__nav .nav-link {
  color: var(--rt-secondary);
  font-weight: 500;
  padding: 0.35rem 0.75rem;
  transition: color 0.3s ease;
}

.rt-header__nav .nav-link:hover,
.rt-header__nav .nav-link.active {
  color: var(--rt-primary);
}

.rt-header__actions {
  display: flex;
  gap: 0.6rem;
  align-items: center;
}

.rt-language-toggle {
  background: transparent;
  border: 1px solid var(--rt-primary);
  color: var(--rt-primary);
  border-radius: 999px;
  padding: 0.25rem 0.7rem;
  font-weight: 600;
  transition: all 0.3s ease;
}

.rt-language-toggle:hover {
  background: var(--rt-primary);
  color: #fff;
}

.rt-btn {
  border-radius: 999px;
  font-weight: 600;
  padding: 0.45rem 1.2rem;
  transition: all 0.3s ease;
}

.rt-btn--primary {
  background: var(--rt-primary);
  color: #fff;
  border: none;
}

.rt-btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--rt-shadow);
}

.rt-btn--accent {
  background: var(--rt-accent);
  color: #1a1a1a;
  border: none;
}

.rt-btn--accent:hover {
  transform: translateY(-2px);
  box-shadow: var(--rt-shadow);
}

.rt-btn--ghost {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.7);
}

.rt-btn--ghost:hover {
  background: rgba(255, 255, 255, 0.15);
}

.rt-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background-image: url("https://images.unsplash.com/photo-1500530855697-b586d89ba3ee?auto=format&fit=crop&w=1600&q=80");
  background-size: cover;
  background-position: center;
  color: #fff;
  padding-top: 6rem;
}

.rt-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    rgba(13, 59, 102, 0.85),
    rgba(13, 59, 102, 0.35)
  );
}

.rt-hero__content {
  position: relative;
  z-index: 2;
}

.rt-hero__eyebrow {
  display: inline-block;
  background: rgba(255, 255, 255, 0.15);
  padding: 0.4rem 1rem;
  border-radius: 999px;
  margin-bottom: 1rem;
  font-weight: 500;
}

.rt-hero__title {
  font-size: clamp(2.6rem, 3vw, 3.4rem);
  font-weight: 700;
  margin-bottom: 1rem;
}

.rt-hero__subtitle {
  font-size: 1.1rem;
  max-width: 520px;
}

.rt-hero__actions {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.rt-hero__badge {
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--rt-radius);
  padding: 2rem;
  backdrop-filter: blur(10px);
  box-shadow: var(--rt-shadow);
}

.rt-section {
  padding: 5rem 0;
}

.rt-section__header {
  text-align: center;
  margin-bottom: 3rem;
}

.rt-section__kicker {
  color: var(--rt-accent);
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.rt-section__title {
  font-size: clamp(2rem, 2.5vw, 2.8rem);
  color: var(--rt-primary);
  margin-top: 0.5rem;
}

.rt-section__text {
  font-size: 1rem;
  color: var(--rt-secondary);
  margin-bottom: 1.2rem;
}

.rt-mission {
  background: var(--rt-light);
}

.rt-mission__icon {
  background: #fff;
  border-radius: var(--rt-radius);
  padding: 2rem;
  text-align: center;
  box-shadow: var(--rt-shadow);
}

.rt-mission__icon i {
  font-size: 3rem;
  color: var(--rt-primary);
  margin-bottom: 1rem;
}

.rt-card {
  background: #fff;
  border-radius: var(--rt-radius);
  padding: 2rem;
  box-shadow: var(--rt-shadow);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  height: 100%;
}

.rt-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 50px rgba(13, 59, 102, 0.2);
}

.rt-card__icon {
  width: 54px;
  height: 54px;
  border-radius: 16px;
  background: rgba(13, 59, 102, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--rt-primary);
  margin-bottom: 1rem;
  font-size: 1.4rem;
}

.rt-clients {
  background: #fff;
}

.rt-clients__group {
  margin-bottom: 2.5rem;
}

.rt-clients__category {
  font-size: 1.2rem;
  color: var(--rt-primary);
  margin-bottom: 1rem;
  font-weight: 600;
}

.rt-clients__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1.5rem;
  align-items: center;
}

.rt-clients__logo {
  width: 100%;
  height: 120px;
  object-fit: contain;
  background: var(--rt-light);
  border-radius: 12px;
  padding: 1rem;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
}

.rt-services {
  background: var(--rt-light);
}

.rt-service-card {
  background: #fff;
  border-radius: var(--rt-radius);
  overflow: hidden;
  box-shadow: var(--rt-shadow);
  height: 100%;
  transition: transform 0.3s ease;
}

.rt-service-card:hover {
  transform: translateY(-8px);
}

.rt-service-card__image {
  height: 160px;
  background-size: cover;
  background-position: center;
}

.rt-service-card__image--executive {
  background-image: url("https://images.unsplash.com/photo-1502877338535-766e1452684a?auto=format&fit=crop&w=800&q=80");
}

.rt-service-card__image--tourist {
  background-image: url("https://images.unsplash.com/photo-1500530855697-b586d89ba3ee?auto=format&fit=crop&w=800&q=80");
}

.rt-service-card__image--airport {
  background-image: url("https://images.unsplash.com/photo-1529070538774-1843cb3265df?auto=format&fit=crop&w=800&q=80");
}

.rt-service-card__image--247 {
  background-image: url("https://images.unsplash.com/photo-1489515217757-5fd1be406fef?auto=format&fit=crop&w=800&q=80");
}

.rt-service-card__body {
  padding: 1.5rem;
}

.rt-fleet__filters {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.rt-filter {
  border: 1px solid var(--rt-primary);
  color: var(--rt-primary);
  background: transparent;
  padding: 0.5rem 1.3rem;
  border-radius: 999px;
  transition: all 0.3s ease;
  font-weight: 600;
}

.rt-filter.is-active,
.rt-filter:hover {
  background: var(--rt-primary);
  color: #fff;
}

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

.rt-fleet__item {
  background: #fff;
  border-radius: var(--rt-radius);
  overflow: hidden;
  box-shadow: var(--rt-shadow);
  cursor: pointer;
  transition: transform 0.3s ease;
}

.rt-fleet__item.is-hidden {
  display: none;
}

.rt-fleet__item:hover {
  transform: translateY(-6px);
}

.rt-fleet__item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.rt-fleet__item figcaption {
  padding: 1rem;
  font-weight: 500;
}

.rt-contact {
  background: var(--rt-light);
}

.rt-contact__info {
  background: #fff;
  border-radius: var(--rt-radius);
  padding: 2rem;
  box-shadow: var(--rt-shadow);
  height: 100%;
}

.rt-contact__list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0;
}

.rt-contact__list li {
  display: flex;
  gap: 0.8rem;
  align-items: center;
  margin-bottom: 1rem;
}

.rt-contact__social a {
  display: inline-flex;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--rt-primary);
  color: #fff;
  align-items: center;
  justify-content: center;
  margin-right: 0.4rem;
  transition: transform 0.3s ease;
}

.rt-contact__social a:hover {
  transform: translateY(-4px);
}

.rt-contact__map {
  margin-top: 1.5rem;
}

.rt-contact__map h4 {
  font-size: 1rem;
  margin-bottom: 0.6rem;
  color: var(--rt-primary);
}

.rt-contact__map iframe {
  width: 100%;
  height: 180px;
  border: none;
  border-radius: 12px;
}

.rt-form {
  background: #fff;
  border-radius: var(--rt-radius);
  padding: 2rem;
  box-shadow: var(--rt-shadow);
}

.rt-form__actions {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.rt-form__message {
  font-weight: 600;
  color: var(--rt-primary);
  min-height: 24px;
}

.rt-form__spinner {
  margin-left: 0.6rem;
  width: 16px;
  height: 16px;
  border: 2px solid #fff;
  border-top-color: transparent;
  border-radius: 50%;
  display: none;
  animation: spin 0.8s linear infinite;
}

.rt-form.is-loading .rt-form__spinner {
  display: inline-block;
}

.rt-footer {
  background: #0b2e4f;
  color: #fff;
  padding: 0.6rem 0 0.4rem;
  font-size: 0.85rem;
  line-height: 1.4;
}

.rt-footer__logo {
  width: 90px;
  margin-bottom: 0.3rem;
}

.rt-footer__links,
.rt-footer__contact {
  list-style: none;
  padding: 0;
}

.rt-footer__links li,
.rt-footer__contact li {
  margin-bottom: 0.15rem;
}

.rt-footer__links a,
.rt-footer__contact span {
  color: #d7e2ed;
}

.rt-footer__social a {
  color: #fff;
  margin-right: 0.6rem;
  font-size: 1.1rem;
}

.rt-footer__bottom {
  margin-top: 0.4rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 0.35rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
}

.rt-footer__legal a {
  color: #d7e2ed;
  margin-left: 1rem;
}

.rt-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 2rem;
}

.rt-lightbox.is-active {
  display: flex;
}

.rt-lightbox__image {
  max-width: 80vw;
  max-height: 80vh;
  border-radius: 12px;
  box-shadow: var(--rt-shadow);
}

.rt-lightbox__close,
.rt-lightbox__nav {
  position: absolute;
  background: transparent;
  border: none;
  color: #fff;
  font-size: 2rem;
  cursor: pointer;
}

.rt-lightbox__close {
  top: 30px;
  right: 40px;
}

.rt-lightbox__nav--prev {
  left: 30px;
}

.rt-lightbox__nav--next {
  right: 30px;
}

.lang-fade {
  animation: fadeLang 0.4s ease;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes fadeLang {
  from {
    opacity: 0.2;
  }
  to {
    opacity: 1;
  }
}