:root {
  --ink: #05233f;
  --muted: #587086;
  --line: #d7e8f2;
  --blue: #003876;
  --blue-bright: #0073c6;
  --aqua: #00a7ce;
  --coral: #ff5c45;
  --gold: #f7b733;
  --green: #14835d;
  --panel: #ffffff;
  --shadow: 0 24px 64px rgba(4, 31, 60, 0.18);
  --shadow-soft: 0 16px 38px rgba(4, 31, 60, 0.11);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: #f5fbff;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input {
  font: inherit;
}

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

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

.container {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 78px;
  padding: 0 max(16px, calc((100vw - 1180px) / 2));
  color: #fff;
  background: rgba(3, 26, 49, 0.78);
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 8px;
  color: var(--blue);
  background: #fff;
  font-weight: 950;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 20px;
  line-height: 1;
}

.brand small {
  color: #bfeeff;
  font-size: 12px;
}

.top-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
  font-size: 14px;
  font-weight: 800;
}

.top-nav a {
  border-radius: 999px;
  padding: 9px 12px;
  transition: background 180ms ease;
}

.top-nav a:hover {
  background: rgba(255, 255, 255, 0.14);
}

.hero {
  position: relative;
  min-height: 760px;
  overflow: hidden;
  isolation: isolate;
}

.hero-image,
.hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
}

.hero-shade {
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(2, 24, 49, 0.95) 0%, rgba(0, 56, 118, 0.79) 48%, rgba(0, 112, 184, 0.12) 100%),
    linear-gradient(180deg, rgba(245, 251, 255, 0) 84%, #f5fbff 100%);
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(350px, 440px);
  align-items: center;
  gap: 48px;
  min-height: 760px;
  padding: 130px 0 132px;
}

.hero-copy {
  max-width: 760px;
  color: #fff;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero-copy .eyebrow {
  color: #bfeeff;
}

.hero-copy h1 {
  max-width: 790px;
  margin: 0;
  font-size: clamp(44px, 6vw, 78px);
  line-height: 1.02;
  letter-spacing: 0;
  text-shadow: 0 18px 44px rgba(0, 0, 0, 0.3);
}

.hero-copy p:not(.eyebrow) {
  max-width: 660px;
  margin: 20px 0 0;
  color: #e8f8ff;
  font-size: 19px;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 0 20px;
  font-weight: 900;
  transition: transform 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--coral), #db392c);
  box-shadow: 0 14px 30px rgba(219, 57, 44, 0.36);
}

.button-secondary {
  border-color: rgba(255, 255, 255, 0.72);
  color: #fff;
  background: rgba(255, 255, 255, 0.13);
  backdrop-filter: blur(10px);
}

.launch-card,
.preview-panel,
.package-grid article {
  border: 1px solid rgba(220, 235, 244, 0.95);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.launch-card {
  overflow: hidden;
}

.product-tabs,
.preview-tabs {
  display: grid;
  gap: 6px;
  padding: 10px;
  background: linear-gradient(110deg, #dff5ff, #fff4e8 58%, #fff9de);
}

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

.product-tabs button,
.preview-tabs span {
  display: grid;
  min-height: 48px;
  place-items: center;
  border: 0;
  border-radius: 8px;
  color: #243b54;
  background: transparent;
  font-size: 13px;
  font-weight: 900;
  text-align: center;
  cursor: pointer;
}

.product-tabs .is-active,
.preview-tabs .active {
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--blue-bright));
  box-shadow: 0 10px 24px rgba(0, 56, 118, 0.3);
}

.launch-card-body {
  padding: 28px;
}

.status-pill {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  border-radius: 999px;
  padding: 0 12px;
  color: #063253;
  background: #d8f4ff;
  font-size: 12px;
  font-weight: 950;
  text-transform: uppercase;
}

.launch-card h2,
.section-heading h2 {
  margin: 0;
  line-height: 1.08;
  letter-spacing: 0;
}

.launch-card h2 {
  margin-top: 16px;
  font-size: 30px;
}

.launch-card p,
.package-grid p {
  color: var(--muted);
  line-height: 1.6;
}

.notify-form {
  display: grid;
  gap: 8px;
  margin-top: 20px;
}

.notify-form label {
  font-size: 13px;
  font-weight: 850;
}

.notify-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

.notify-row input {
  min-width: 0;
  min-height: 52px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 14px;
  color: var(--ink);
  background: #fff;
  outline: 0;
}

.notify-row input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(0, 56, 118, 0.14);
}

.notify-row button {
  min-height: 52px;
  border: 0;
  border-radius: 8px;
  padding: 0 18px;
  color: #fff;
  background: linear-gradient(135deg, var(--coral), #db392c);
  font-weight: 900;
  cursor: pointer;
}

.form-message {
  min-height: 22px;
  margin: 4px 0 0;
  color: var(--green);
  font-size: 14px;
  font-weight: 800;
}

.booking-preview {
  position: relative;
  z-index: 3;
  margin-top: -74px;
}

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

.preview-fields {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  padding: 18px 20px 20px;
}

.preview-fields article {
  display: grid;
  min-height: 112px;
  align-content: center;
  gap: 7px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  background: #fff;
}

.preview-fields span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.preview-fields strong {
  font-size: 27px;
}

.preview-fields small {
  color: var(--muted);
}

.package-band {
  padding: 78px 0 88px;
  background: linear-gradient(180deg, #f5fbff 0%, #ffffff 38%, #fff7ee 100%);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 24px;
}

.section-heading h2 {
  font-size: clamp(30px, 4vw, 44px);
}

.package-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.package-grid article {
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.package-grid img {
  width: 100%;
  aspect-ratio: 1.45;
  object-fit: cover;
}

.package-grid div {
  padding: 20px;
}

.package-grid span {
  color: var(--coral);
  font-size: 12px;
  font-weight: 950;
  text-transform: uppercase;
}

.package-grid h3 {
  margin: 8px 0;
  font-size: 23px;
}

.site-footer {
  color: #dfeef5;
  background: linear-gradient(135deg, #031a31, #003876, #0073c6);
}

.footer-inner {
  display: flex;
  min-height: 84px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.footer-inner span {
  font-weight: 950;
}

.footer-inner a {
  color: #bfeeff;
}

@media (max-width: 980px) {
  .site-header {
    position: absolute;
  }

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

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-top: 122px;
  }

  .launch-card {
    max-width: 560px;
  }

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

@media (max-width: 720px) {
  .site-header {
    align-items: flex-start;
    min-height: 120px;
    flex-direction: column;
    justify-content: center;
    padding-top: 12px;
    padding-bottom: 12px;
  }

  .top-nav {
    justify-content: flex-start;
  }

  .hero-grid {
    padding: 150px 0 106px;
  }

  .hero-copy h1 {
    font-size: 40px;
  }

  .hero-copy p:not(.eyebrow) {
    font-size: 17px;
  }

  .product-tabs,
  .preview-tabs,
  .preview-fields,
  .package-grid,
  .notify-row {
    grid-template-columns: 1fr;
  }

  .booking-preview {
    margin-top: -56px;
  }

  .launch-card-body {
    padding: 22px;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
  }
}