:root { --navy: #002446; --deep: #0A3D7A; --blue: #1E6FB8; --fins: #0055A7; --aqua: #2EC4D6; --orange: #E56813; --orange-d: #C4520C; --yellow: #FFC95B; --sand: #FAF8F5; --soft: #3D5670; --line: #DCE6F0; color-scheme: light only; }
  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; scroll-padding-top: 76px; }
  body { margin: 0; font: 17px/1.65 Montserrat, "Segoe UI", Helvetica, Arial, sans-serif; color: var(--navy); background: #fff; }
  img { display: block; max-width: 100%; }
  a { color: var(--fins); }
  :focus-visible { outline: 3px solid var(--aqua); outline-offset: 3px; }
  .wrap { max-width: 1120px; margin: 0 auto; padding: 0 22px; }
  .skip { position: absolute; left: -999px; } .skip:focus { left: 12px; top: 12px; z-index: 99; background: #fff; padding: 8px 12px; }
  h1, h2, h3 { margin: 0 0 14px; line-height: 1.05; }
  h2 { font-size: clamp(1.9rem, 4.6vw, 3rem); font-weight: 800; text-transform: uppercase; letter-spacing: -.01em; }
  h3 { font-size: 1.2rem; font-weight: 700; }
  .eyebrow { font-weight: 600; font-size: 13px; letter-spacing: .32em; text-transform: uppercase; color: var(--aqua); margin: 0 0 14px; }
  .lede { font-size: clamp(1.05rem, 1.6vw, 1.2rem); color: var(--soft); max-width: 42rem; }
  .btn { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 30px; border: 0; border-radius: 999px; background: var(--orange); color: #fff; font: 800 16px Montserrat, sans-serif; letter-spacing: .06em; text-transform: uppercase; text-decoration: none; cursor: pointer; transition: transform .25s, background .2s; }
  .btn:hover { background: var(--orange-d); transform: translateY(-2px); }
  section { padding: 84px 0; }

  /* header */
  .top { position: fixed; inset: 0 0 auto 0; z-index: 40; display: flex; align-items: center; gap: 14px; padding: 10px 22px; background: rgba(255,255,255,.96); box-shadow: 0 1px 0 var(--line); }
  .top img { height: 44px; width: auto; }
  .top .right { margin-left: auto; display: flex; gap: 16px; align-items: center; }
  .top .shop { font-weight: 600; font-size: 14px; text-decoration: none; color: var(--navy); }
  .top .shop:hover { color: var(--orange-d); }
  .top .btn { min-height: 42px; padding: 0 18px; font-size: 13px; }
  @media (max-width: 560px) { .top { padding: 10px 14px; gap: 10px; } .top .right { gap: 12px; } .top .jw { display: none; } .top .shop { font-size: 13px; } .top img { height: 34px; } .top .btn { padding: 0 14px; font-size: 12px; } }

  /* hero: like the DEMA flyer */
  .hero { position: relative; min-height: 100svh; display: flex; align-items: center; text-align: center; color: #fff; padding: 110px 0 70px; overflow: hidden; background: var(--deep); }
  .hero .bg { position: absolute; inset: 0; background: url("/assets/animal-hawksbill.webp") center 60% / cover no-repeat; transform: scale(1.06); animation: drift 24s ease-in-out infinite alternate; }
  @keyframes drift { to { transform: scale(1.14) translateY(-1.5%); } }
  .hero::before { content: ""; position: absolute; inset: 0; z-index: 1; background: linear-gradient(180deg, rgba(10,61,122,.92) 0%, rgba(10,61,122,.72) 38%, rgba(30,111,184,.35) 72%, rgba(0,36,70,.55) 100%); }
  .hero canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 2; pointer-events: none; }
  .hero .wrap { position: relative; z-index: 3; }
  .hero h1 { font-size: clamp(3rem, 11vw, 7rem); font-weight: 800; text-transform: uppercase; letter-spacing: -.02em; margin: 6px 0 18px; text-shadow: 0 6px 30px rgba(0,20,50,.35); }
  .hero .sub { font-size: clamp(1.05rem, 2.2vw, 1.35rem); max-width: 40rem; margin: 0 auto 30px; color: #EAF4FF; }
  .hero .note { margin-top: 16px; font-size: 14px; color: #CFE6F7; }
  .launch { display: inline-block; margin-bottom: 18px; padding: 7px 14px; border: 1.5px solid rgba(255,255,255,.55); border-radius: 999px; font-weight: 700; font-size: 12.5px; letter-spacing: .14em; text-transform: uppercase; }

  /* forms */
  .formcard { background: #fff; border-radius: 0; padding: 28px; box-shadow: 0 18px 50px rgba(0,36,70,.14); border: 1px solid var(--line); }
  .formcard h2 { font-size: clamp(1.6rem, 3.6vw, 2.2rem); }
  .grid { display: grid; gap: 14px; grid-template-columns: 1fr 1fr; }
  .grid .full { grid-column: 1 / -1; }
  @media (max-width: 640px) { .grid { grid-template-columns: 1fr; } }
  label.f { display: grid; gap: 6px; font-weight: 600; font-size: 14px; }
  label.f .opt { font-weight: 500; color: #6A7F94; font-size: 12.5px; }
  input, select, textarea { font: 500 16px Montserrat, sans-serif; color: var(--navy); border: 1.5px solid var(--line); border-radius: 0; padding: 12px 14px; width: 100%; background: #fff; }
  input:focus, select:focus, textarea:focus { border-color: var(--fins); outline: none; box-shadow: 0 0 0 3px rgba(0,85,167,.15); }
  .chk { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--soft); }
  .chk input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--fins); flex: none; }
  .hp { position: absolute; left: -5000px; }
  .formcard .btn { width: 100%; margin-top: 6px; }
  .msg { margin: 12px 0 0; font-weight: 600; }
  .msg.ok { color: #0B6B4F; } .msg.err { color: #B92D0A; }
  .done { text-align: center; padding: 18px 6px; }
  .done b { display: block; font-size: 1.5rem; font-weight: 800; text-transform: uppercase; margin-bottom: 6px; }
  .quick { margin-top: -60px; position: relative; z-index: 5; }

  /* stats */
  .stats { background: var(--navy); color: #fff; padding: 46px 0; }
  .stats .wrap { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; text-align: center; }
  @media (max-width: 680px) { .stats .wrap { grid-template-columns: 1fr; } }
  .stats b { display: block; font-size: clamp(2.4rem, 6vw, 3.6rem); font-weight: 800; line-height: 1; color: var(--aqua); }
  .stats span { display: block; margin-top: 8px; color: #D5E4F2; }

  /* two-column blocks */
  .split { display: grid; gap: 44px; align-items: center; grid-template-columns: 1fr; }
  @media (min-width: 900px) { .split { grid-template-columns: 1fr 1fr; } .split.flip > :first-child { order: 2; } }
  .photo { border-radius: 0; overflow: hidden; aspect-ratio: 4 / 3; box-shadow: 0 16px 40px rgba(0,36,70,.16); }
  .photo img { width: 100%; height: 100%; object-fit: cover; }
  .list { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 12px; }
  .list li { display: grid; grid-template-columns: 28px 1fr; gap: 10px; align-items: start; }
  .list li::before { content: ""; width: 12px; height: 12px; margin-top: 8px; border-radius: 50%; background: var(--aqua); box-shadow: 0 0 0 5px rgba(46,196,214,.18); }
  .list b { font-weight: 700; }

  /* season timeline */
  .sand { background: var(--sand); }
  .months { display: grid; grid-template-columns: repeat(12, 1fr); gap: 6px; margin: 34px 0 18px; }
  .m { border-radius: 0; padding: 14px 4px; text-align: center; font-weight: 700; font-size: 13px; background: #E6EEF6; color: var(--navy); }
  .m.dive { background: #CDE6FF; } .m.shoulder { background: #E0F4F7; } .m.nest { background: var(--fins); color: #fff; } .m.both { background: linear-gradient(135deg, var(--fins) 50%, var(--orange) 50%); color: #fff; } .m.hatch { background: var(--orange); color: #fff; }
  @media (max-width: 640px) { .months { grid-template-columns: repeat(6, 1fr); } }
  .legend { display: flex; flex-wrap: wrap; gap: 10px 22px; font-size: 14px; color: var(--soft); }
  .legend i { display: inline-block; width: 14px; height: 14px; border-radius: 0; margin-right: 8px; vertical-align: -2px; }
  .seasons { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); margin-top: 30px; }
  .season { background: #fff; border-radius: 0; padding: 20px; border: 1px solid var(--line); }
  .season b { display: block; font-weight: 800; text-transform: uppercase; font-size: 14px; letter-spacing: .06em; }
  .season em { font-style: normal; display: block; color: var(--fins); font-weight: 700; margin: 2px 0 6px; }
  .season p { margin: 0; color: var(--soft); font-size: 15px; }

  /* trip details */
  .trip { display: grid; gap: 18px; grid-template-columns: 1fr; margin-top: 30px; }
  @media (min-width: 640px) { .trip { grid-template-columns: 1fr 1fr; } }
  @media (min-width: 1040px) { .trip { grid-template-columns: repeat(4, 1fr); } }
  .tcard { border-radius: 0; padding: 24px; background: #fff; border: 1px solid var(--line); }
  .tcard.price { background: var(--fins); color: #fff; border: 0; }
  .tcard.price b { display: block; font-size: 2.4rem; font-weight: 800; line-height: 1; margin: 8px 0; }
  .tcard.price p { color: #DCEBFA; margin: 0; }
  .tcard h3 { text-transform: uppercase; font-size: 14px; letter-spacing: .08em; }
  .tcard ul { margin: 8px 0 0; padding-left: 18px; color: var(--soft); }

  /* lionfish and island life */
  .lion { background: linear-gradient(180deg, #fff, #FFF4EC); }
  .tag { display: inline-block; background: rgba(229,104,19,.12); color: var(--orange-d); font-weight: 700; font-size: 12.5px; letter-spacing: .1em; text-transform: uppercase; padding: 6px 12px; border-radius: 0; margin-bottom: 14px; }
  .steps { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); margin-top: 30px; }
  .step { background: #fff; border-radius: 0; overflow: hidden; border: 1px solid #F3DCCB; }
  .step img { aspect-ratio: 4 / 3; width: 100%; object-fit: cover; }
  .step div { padding: 16px; } .step p { margin: 4px 0 0; font-size: 15px; color: var(--soft); }
  .chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
  .chips span { background: #fff; border: 1.5px solid var(--line); border-radius: 0; padding: 9px 16px; font-weight: 600; font-size: 14.5px; }

  /* partner */
  .partner { background: var(--deep); color: #fff; text-align: center; }
  .partner .eyebrow { color: var(--aqua); }
  .partner p { color: #DCEBFA; max-width: 40rem; margin: 0 auto; }
  .sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .bwlogo { display: inline-block; margin: 6px 0 22px; } .bwlogo img { width: min(375px, 80vw); height: auto; }

  /* faq */
  details { border-bottom: 1px solid var(--line); padding: 4px 0; }
  summary { cursor: pointer; list-style: none; padding: 16px 40px 16px 0; font-weight: 700; font-size: 1.05rem; position: relative; }
  summary::-webkit-details-marker { display: none; }
  summary::after { content: "+"; position: absolute; right: 6px; top: 10px; font-size: 26px; color: var(--fins); font-weight: 600; }
  details[open] summary::after { content: "\2212"; }
  details p { margin: 0 0 18px; color: var(--soft); }

  footer { background: var(--navy); color: #fff; padding: 48px 0 34px; text-align: center; }
  footer .badge { display: inline-block; background: #fff; border-radius: 0; padding: 10px 18px; margin-bottom: 16px; } footer img { height: 54px; width: auto; }
  footer .links { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 22px; margin: 14px 0; }
  footer a { color: #fff; text-decoration: none; font-weight: 600; }
  footer a:hover { color: var(--yellow); }
  footer .fine { color: #9DB4CC; font-size: 13px; margin: 0; }

  .js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .8s ease, transform .8s ease; }
  .js .reveal.in { opacity: 1; transform: none; }
  @media (prefers-reduced-motion: reduce) { .hero .bg { animation: none; } .js .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }