:root {
  --navy: #002b5b;
  --navy-deep: #001a38;
  --navy-soft: #073f76;
  --orange: #ff6600;
  --orange-dark: #d95000;
  --sky: #2ba8ea;
  --warm: #f6f1e9;
  --paper: #fcfbf8;
  --white: #ffffff;
  --ink: #17202d;
  --muted: #5c6675;
  --border: rgba(23, 32, 45, 0.14);
  --shadow: 0 28px 70px rgba(0, 25, 57, 0.16);
  --radius-large: 32px;
  --radius-medium: 20px;
  --radius-small: 12px;
  --container: 1180px;
  --header-height: 82px;
}

* {
  box-sizing: border-box;
}

html {
  overflow-x: hidden;
  scroll-behavior: smooth;
  scroll-padding-top: 120px;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--paper);
  font-family: "Segoe UI", Inter, Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(43, 168, 234, 0.78);
  outline-offset: 4px;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  line-height: 1.08;
  letter-spacing: 0;
}

h1 {
  max-width: 980px;
  margin-bottom: 24px;
  font-size: 5.25rem;
  font-weight: 760;
}

h2 {
  margin-bottom: 22px;
  font-size: 3.7rem;
}

h3 {
  font-size: 1.35rem;
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.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;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  color: var(--navy-deep);
  background: var(--white);
  border-radius: 8px;
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: absolute;
  z-index: 100;
  top: 0;
  left: 0;
  width: 100%;
  color: var(--white);
  transition: background 220ms ease, box-shadow 220ms ease, color 220ms ease;
}

.site-header.is-sticky {
  position: fixed;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 14px 40px rgba(0, 25, 57, 0.09);
  backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  min-height: var(--header-height);
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.brand {
  display: block;
  width: 152px;
  border-radius: 12px;
}

.brand img {
  width: 100%;
  aspect-ratio: 1 / 0.54;
  object-fit: cover;
  object-position: 50% 48%;
  border-radius: 10px;
}

.navigation {
  display: flex;
  align-items: center;
  gap: 27px;
  font-size: 0.93rem;
  font-weight: 680;
}

.navigation a {
  text-decoration: none;
}

.navigation > a:not(.button) {
  position: relative;
}

.navigation > a:not(.button)::after {
  position: absolute;
  right: 0;
  bottom: -7px;
  left: 0;
  height: 2px;
  content: "";
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.navigation > a:not(.button):hover::after,
.navigation > a:not(.button):focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.menu-button {
  display: none;
  width: 46px;
  height: 46px;
  padding: 11px;
  border: 0;
  color: inherit;
  background: transparent;
  border-radius: 12px;
}

.menu-button span:not(.sr-only) {
  display: block;
  width: 100%;
  height: 2px;
  margin: 5px 0;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-button[aria-expanded="true"] span:nth-child(2) {
  transform: translateY(7px) rotate(45deg);
}

.menu-button[aria-expanded="true"] span:nth-child(3) {
  opacity: 0;
}

.menu-button[aria-expanded="true"] span:nth-child(4) {
  transform: translateY(-7px) rotate(-45deg);
}

.button {
  display: inline-flex;
  min-height: 54px;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
  border: 1px solid var(--orange);
  color: var(--white);
  background: var(--orange);
  border-radius: 999px;
  box-shadow: 0 12px 28px rgba(255, 102, 0, 0.22);
  cursor: pointer;
  font-weight: 780;
  text-decoration: none;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.button:hover,
.button:focus-visible {
  background: var(--orange-dark);
  border-color: var(--orange-dark);
  box-shadow: 0 16px 36px rgba(255, 102, 0, 0.3);
  transform: translateY(-2px);
}

.button--small {
  min-height: 44px;
  padding: 10px 18px;
  font-size: 0.87rem;
}

.button--ghost {
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.58);
  box-shadow: none;
  backdrop-filter: blur(8px);
}

.button--ghost:hover,
.button--ghost:focus-visible {
  color: var(--navy-deep);
  background: var(--white);
  border-color: var(--white);
  box-shadow: none;
}

.button--full {
  width: 100%;
}

.hero {
  position: relative;
  display: grid;
  min-height: 860px;
  align-items: center;
  overflow: hidden;
  color: var(--white);
  background: var(--navy-deep);
}

.hero-media,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  animation: hero-scale 16s ease-out both;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(0, 18, 40, 0.94) 0%, rgba(0, 25, 57, 0.77) 44%, rgba(0, 25, 57, 0.2) 75%),
    linear-gradient(0deg, rgba(0, 18, 40, 0.6) 0%, transparent 45%);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 145px;
  padding-bottom: 90px;
}

.eyebrow {
  margin-bottom: 18px;
  color: #ffbd8d;
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.19em;
  text-transform: uppercase;
}

.eyebrow--dark {
  color: var(--orange-dark);
}

.hero-copy {
  max-width: 720px;
  margin-bottom: 34px;
  color: rgba(255, 255, 255, 0.84);
  font-size: 1.28rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.info-strip {
  position: relative;
  z-index: 5;
  margin-top: -48px;
}

.info-grid {
  display: grid;
  overflow: hidden;
  grid-template-columns: repeat(4, 1fr);
  color: var(--ink);
  background: var(--white);
  border: 1px solid rgba(0, 43, 91, 0.09);
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow);
}

.info-grid article {
  min-height: 140px;
  padding: 30px 25px;
  border-right: 1px solid var(--border);
}

.info-grid article:last-child {
  border-right: 0;
}

.info-grid span {
  display: block;
  margin-bottom: 8px;
  color: var(--orange-dark);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.info-grid strong {
  display: block;
  color: var(--navy);
  font-size: 1.02rem;
  line-height: 1.3;
}

.section {
  padding: 130px 0;
}

.section--light {
  background: var(--paper);
}

.section--warm {
  background: var(--warm);
}

.section--navy {
  color: var(--white);
  background: linear-gradient(180deg, var(--navy-deep), #06284d);
}

.split-layout {
  display: grid;
  align-items: center;
  gap: clamp(50px, 8vw, 110px);
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
}

.section-copy > p:not(.eyebrow),
.section-heading > p:not(.eyebrow),
.cta-panel > p:not(.eyebrow) {
  color: var(--muted);
  font-size: 1.05rem;
}

.check-list {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 30px 0 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 32px;
  font-weight: 650;
}

.check-list li::before {
  position: absolute;
  top: 0.36em;
  left: 0;
  width: 20px;
  height: 20px;
  content: "\2713";
  color: var(--white);
  background: var(--navy);
  border-radius: 50%;
  font-size: 0.75rem;
  line-height: 20px;
  text-align: center;
}

.editorial-image {
  position: relative;
  margin: 0;
}

.editorial-image::before {
  position: absolute;
  z-index: -1;
  top: -22px;
  right: -22px;
  width: 75%;
  height: 78%;
  content: "";
  background: var(--orange);
  border-radius: var(--radius-large);
  opacity: 0.14;
}

.editorial-image img {
  width: 100%;
  min-height: 560px;
  object-fit: cover;
  border-radius: var(--radius-large);
  box-shadow: var(--shadow);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 65px;
}

.section-heading--center {
  margin-inline: auto;
  text-align: center;
}

.section--navy .section-heading > p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.66);
}

.route-layout {
  display: grid;
  align-items: start;
  gap: 70px;
  grid-template-columns: minmax(0, 1fr) 390px;
}

.route-timeline {
  position: relative;
  display: grid;
  gap: 0;
}

.route-timeline::before {
  position: absolute;
  top: 27px;
  bottom: 27px;
  left: 27px;
  width: 1px;
  content: "";
  background: rgba(255, 255, 255, 0.2);
}

.route-stop {
  position: relative;
  display: grid;
  gap: 24px;
  padding: 0 0 42px;
  grid-template-columns: 56px 1fr;
}

.route-stop:last-child {
  padding-bottom: 0;
}

.route-stop__number {
  position: relative;
  z-index: 2;
  display: grid;
  width: 56px;
  height: 56px;
  place-items: center;
  color: var(--navy-deep);
  background: var(--white);
  border: 7px solid rgba(255, 255, 255, 0.11);
  border-radius: 50%;
  background-clip: padding-box;
  font-size: 0.72rem;
  font-weight: 850;
}

.route-stop h3 {
  margin-bottom: 8px;
  color: #fff;
}

.route-stop p {
  margin: 0;
  color: rgba(255, 255, 255, 0.64);
}

.route-details {
  margin: 4px 0 0 80px;
  color: rgba(255, 255, 255, 0.72);
}

.route-details summary {
  display: inline-flex;
  cursor: pointer;
  color: #ffbd8d;
  font-weight: 800;
}

.route-details p {
  max-width: 760px;
  margin: 16px 0 0;
  color: rgba(255, 255, 255, 0.68);
}

.tour-card {
  position: sticky;
  top: 120px;
  overflow: hidden;
  color: var(--ink);
  background: var(--white);
  border-radius: var(--radius-medium);
  box-shadow: 0 35px 70px rgba(0, 0, 0, 0.22);
}

.tour-card__top {
  padding: 30px 30px 24px;
  color: var(--white);
  background: var(--navy-soft);
}

.tour-card__top h3 {
  margin-bottom: 0;
  font-size: 1.75rem;
}

.tour-card__label {
  margin-bottom: 8px;
  color: #9edcff;
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.tour-facts {
  padding: 10px 30px;
  margin: 0;
}

.tour-facts div {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 15px 0;
  border-bottom: 1px solid var(--border);
}

.tour-facts div:last-child {
  border-bottom: 0;
}

.tour-facts dt {
  color: var(--muted);
  font-size: 0.87rem;
}

.tour-facts dd {
  max-width: 210px;
  margin: 0;
  color: var(--navy);
  font-size: 0.88rem;
  font-weight: 800;
  text-align: right;
}

.tour-card .button {
  width: calc(100% - 60px);
  margin: 15px 30px 30px;
}

.steps-grid {
  display: grid;
  gap: 22px;
  grid-template-columns: repeat(4, 1fr);
}

.step-card {
  min-height: 295px;
  padding: 32px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(0, 43, 91, 0.1);
  border-radius: var(--radius-medium);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.step-card:hover {
  box-shadow: 0 18px 44px rgba(0, 43, 91, 0.1);
  transform: translateY(-5px);
}

.step-card > span {
  display: grid;
  width: 48px;
  height: 48px;
  margin-bottom: 52px;
  place-items: center;
  color: var(--white);
  background: var(--navy);
  border-radius: 15px;
  font-weight: 850;
}

.step-card h3 {
  margin-bottom: 12px;
}

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

.visual-break {
  position: relative;
  display: grid;
  min-height: 650px;
  align-items: center;
  overflow: hidden;
  color: var(--white);
  background: #140a05;
}

.visual-break > img,
.visual-break__overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.visual-break > img {
  object-fit: cover;
  object-position: center 45%;
}

.visual-break__overlay {
  background: linear-gradient(90deg, rgba(10, 4, 2, 0.93), rgba(10, 4, 2, 0.44) 58%, rgba(10, 4, 2, 0.12));
}

.visual-break__content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.visual-break__content p:not(.eyebrow) {
  max-width: 620px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 1.1rem;
}

.cta-panel {
  max-width: 780px;
  padding: clamp(30px, 6vw, 60px);
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-large);
  box-shadow: var(--shadow);
}

.cta-panel p:not(.eyebrow) {
  margin-bottom: 28px;
}

.faq-layout {
  display: grid;
  align-items: start;
  gap: 80px;
  grid-template-columns: 0.75fr 1.25fr;
}

.accordion {
  border-top: 1px solid rgba(0, 43, 91, 0.18);
}

.accordion-item {
  border-bottom: 1px solid rgba(0, 43, 91, 0.18);
}

.accordion-item h3 {
  margin: 0;
}

.accordion-item button {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 26px 0;
  border: 0;
  color: var(--navy-deep);
  background: transparent;
  cursor: pointer;
  font-weight: 800;
  text-align: left;
}

.accordion-item button span {
  color: var(--orange-dark);
  font-size: 1.7rem;
  font-weight: 400;
  transition: transform 180ms ease;
}

.accordion-item button[aria-expanded="true"] span {
  transform: rotate(45deg);
}

.accordion-panel {
  padding: 0 45px 26px 0;
}

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

.site-footer {
  padding: 80px 0 24px;
  color: rgba(255, 255, 255, 0.7);
  background: var(--navy-deep);
}

.footer-grid {
  display: grid;
  gap: 50px;
  padding-bottom: 55px;
  grid-template-columns: 1.5fr 1fr;
}

.footer-logo {
  width: 160px;
  margin-bottom: 18px;
  border-radius: 12px;
}

.footer-grid strong {
  display: block;
  margin-bottom: 12px;
  color: var(--white);
}

.footer-grid p {
  max-width: 420px;
  margin: 0;
}

.footer-grid nav {
  display: grid;
  align-content: start;
  gap: 10px;
}

.footer-grid nav a {
  text-decoration: none;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.8rem;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 650ms ease, transform 650ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes hero-scale {
  from { transform: scale(1.035); }
  to { transform: scale(1); }
}

@media (max-width: 1020px) {
  .navigation {
    position: absolute;
    top: 76px;
    right: 20px;
    left: 20px;
    display: none;
    align-items: stretch;
    padding: 22px;
    color: var(--ink);
    background: var(--white);
    border-radius: var(--radius-medium);
    box-shadow: var(--shadow);
    flex-direction: column;
  }

  .navigation.is-open {
    display: flex;
  }

  .menu-button {
    display: block;
  }

  .info-grid,
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .info-grid article:nth-child(2) {
    border-right: 0;
  }

  .info-grid article:nth-child(-n + 2) {
    border-bottom: 1px solid var(--border);
  }

  .split-layout,
  .faq-layout {
    grid-template-columns: 1fr;
  }

  .route-layout {
    grid-template-columns: 1fr;
  }

  .tour-card {
    position: static;
    width: min(100%, 520px);
    margin-inline: auto;
  }
}

@media (max-width: 720px) {
  :root {
    --header-height: 70px;
  }

  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .brand {
    width: 125px;
  }

  .hero {
    min-height: 820px;
  }

  h1 {
    font-size: 3.3rem;
  }

  h2 {
    font-size: 2.6rem;
  }

  .hero-copy {
    font-size: 1.1rem;
  }

  .hero-overlay {
    background:
      linear-gradient(90deg, rgba(0, 18, 40, 0.94), rgba(0, 25, 57, 0.67)),
      linear-gradient(0deg, rgba(0, 18, 40, 0.72), transparent 60%);
  }

  .hero-media img {
    animation: none;
    object-position: 66% center;
  }

  .hero-content {
    padding-top: 140px;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

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

  .info-strip {
    margin-top: -26px;
  }

  .info-grid,
  .steps-grid {
    grid-template-columns: 1fr;
  }

  .info-grid article,
  .info-grid article:nth-child(2) {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .info-grid article:last-child {
    border-bottom: 0;
  }

  .section {
    padding: 92px 0;
  }

  .editorial-image img {
    min-height: 380px;
  }

  .route-layout {
    gap: 50px;
  }

  .route-stop {
    gap: 18px;
  }

  .route-details {
    margin-left: 0;
  }

  .step-card {
    min-height: auto;
  }

  .step-card > span {
    margin-bottom: 35px;
  }

  .visual-break {
    min-height: 580px;
  }

  .visual-break > img {
    object-position: 58% center;
  }

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

  .footer-bottom {
    gap: 10px;
    flex-direction: column;
  }
}

@media (max-width: 430px) {
  h1 {
    font-size: 2.75rem;
  }

  h2 {
    font-size: 2.15rem;
  }

  .button {
    min-height: 50px;
    padding-inline: 18px;
  }

  .info-grid article,
  .step-card,
  .cta-panel {
    padding: 24px;
  }

  .tour-facts div {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  .tour-facts dd {
    max-width: none;
    text-align: left;
  }
}

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

  .reveal {
    opacity: 1;
    transform: none;
  }
}