:root{
  --bg:#0b1f2a; --bg2:#0e2733; --ink:#0b1f2a; --paper:#f5f1ea; --sand:#e7ddca;
  --sea:#1f8a99; --sea2:#2bb3c0; --gold:#12b3cf; --gold2:#3fd2e6;
  --muted:#7d8b90; --line:rgba(255,255,255,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Helvetica Neue',Arial,sans-serif;color:#15212b;background:var(--paper);line-height:1.6}
.container{max-width:1080px;margin:0 auto;padding:0 22px}
.section{padding:78px 0}
.section--dark{background:linear-gradient(180deg,var(--bg) 0%,var(--bg2) 100%);color:var(--paper)}
h2{font-size:clamp(26px,4vw,40px);letter-spacing:.5px;margin-bottom:14px;text-align:center;color:inherit}
.section--dark h2{color:var(--paper)}
.lead{text-align:center;max-width:720px;margin:0 auto 38px;color:var(--muted);font-size:18px}
.section--dark .lead{color:#b9c6cc}
.eyebrow{letter-spacing:3px;font-size:12px;color:var(--gold);text-transform:uppercase}

/* NAV */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(11,31,42,.86);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav__inner{max-width:1080px;margin:0 auto;padding:14px 22px;display:flex;align-items:center;justify-content:space-between}
.brand{color:#fff;font-weight:700;letter-spacing:2px;text-decoration:none;font-size:18px}
.brand span{color:var(--gold2)}
.nav__links{display:flex;gap:26px;align-items:center}
.nav__links a{color:#d8e2e6;text-decoration:none;font-size:14px;letter-spacing:.5px;transition:color .2s}
.nav__links a:hover{color:var(--gold2)}
.nav__cta{background:var(--gold);color:#10212b!important;padding:8px 16px;border-radius:30px;font-weight:700}
.nav__cta:hover{background:var(--gold2)}
.nav__toggle{display:none;background:none;border:0;color:#fff;font-size:24px;cursor:pointer}

/* HERO */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;color:#fff;background:#0b2a33 url(../media/hero.jpg) center top/cover no-repeat;overflow:hidden}
.hero__overlay{position:absolute;inset:0;background:radial-gradient(circle at 50% 35%,rgba(0,0,0,.20),rgba(0,0,0,.62))}
.hero__content{position:relative;z-index:2;padding:0 22px}
.hero h1{font-size:clamp(48px,11vw,120px);letter-spacing:4px;line-height:1;margin:10px 0}
.hero h1 span{color:var(--gold2)}
.hero__sub{font-size:clamp(16px,2.4vw,22px);max-width:560px;margin:0 auto 30px;color:#e9f2f4}
.hero__cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-block;text-decoration:none;padding:14px 30px;border-radius:40px;font-weight:700;letter-spacing:1px;transition:transform .15s,background .2s}
.btn--primary{background:var(--gold);color:#10212b}
.btn--primary:hover{background:var(--gold2);transform:translateY(-2px)}
.btn--ghost{border:1px solid #fff;color:#fff}
.btn--ghost:hover{background:rgba(255,255,255,.12)}

/* SPECS */
.specs{display:flex;flex-wrap:wrap;gap:18px;justify-content:center;margin-top:30px}
.spec{background:#fff;border:1px solid #e3dccd;border-radius:14px;padding:18px 26px;text-align:center;min-width:120px;box-shadow:0 6px 20px rgba(0,0,0,.05)}
.spec__num{display:block;font-size:24px;font-weight:800;color:var(--sea)}
.spec__label{font-size:12px;letter-spacing:1px;text-transform:uppercase;color:var(--muted)}

/* MEDIA */
.gallery__label{font-size:13px;letter-spacing:3px;text-transform:uppercase;color:var(--gold2);font-weight:700;margin:30px 0 12px}
.media-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:8px}
.media-slot{position:relative;background:#0a1a22;border:1px dashed var(--line);border-radius:14px;overflow:hidden;aspect-ratio:16/10;display:flex;align-items:flex-end}
.media-slot--wide{grid-column:1 / -1;aspect-ratio:21/9}
.media-slot__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.media-slot figcaption{position:relative;z-index:2;width:100%;padding:14px 16px;background:linear-gradient(0deg,rgba(0,0,0,.78),transparent);color:#fff}
.media-slot__tag{display:block;font-size:12px;letter-spacing:2px;color:var(--gold2);font-weight:700}
.media-slot__hint{font-size:12px;color:#cdd8dc}
.media-slot__hint code{background:rgba(255,255,255,.12);padding:1px 6px;border-radius:4px}
.gallery{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}
.gallery__item{aspect-ratio:1;border-radius:10px;background:linear-gradient(135deg,#13313c,#1f8a99);display:flex;align-items:flex-end;padding:10px;color:#dff;font-size:11px;letter-spacing:1px;text-transform:uppercase;opacity:.85}

/* PRICING */
.pricing{display:flex;gap:22px;justify-content:center;flex-wrap:wrap}
.price-card{background:#fff;border:1px solid #e3dccd;border-radius:18px;padding:34px 30px;width:300px;text-align:center;box-shadow:0 10px 30px rgba(0,0,0,.06)}
.price-card--feature{border:2px solid var(--gold);transform:translateY(-8px)}
.price-card__tier{letter-spacing:2px;text-transform:uppercase;font-size:13px;color:var(--muted)}
.price-card__price{font-size:40px;font-weight:800;color:var(--sea);margin:10px 0}
.price-card__price span{font-size:15px;color:var(--muted);font-weight:500}
.price-card ul{list-style:none;text-align:left;margin:14px 0 0;font-size:14px;color:#37434c}
.price-card li{padding:6px 0;border-bottom:1px solid #eee}
.fine{text-align:center;color:var(--muted);font-size:13px;margin-top:22px}

/* ITINERARY */
.itinerary{list-style:none;max-width:760px;margin:0 auto;counter-reset:none}
.itinerary li{position:relative;padding:18px 18px 18px 92px;border-left:2px solid var(--sea);margin-bottom:6px}
.itinerary li::before{content:"";position:absolute;left:-7px;top:24px;width:12px;height:12px;border-radius:50%;background:var(--gold2)}
.day{position:absolute;left:18px;top:18px;font-weight:800;color:var(--gold2);font-size:14px;letter-spacing:1px}
.itinerary strong{color:#fff}

/* CALENDAR */
.cal{max-width:560px;margin:0 auto;background:#fff;border:1px solid #e3dccd;border-radius:16px;padding:22px;box-shadow:0 10px 30px rgba(0,0,0,.06)}
.cal__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.cal__title{font-weight:700;letter-spacing:1px}
.cal__nav{background:none;border:1px solid #cfc6b3;border-radius:8px;width:34px;height:34px;cursor:pointer;font-size:18px}
.cal__legend{display:flex;gap:16px;font-size:12px;color:var(--muted);margin-bottom:12px;flex-wrap:wrap}
.dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:5px;vertical-align:middle}
.dot--free{background:#2bb3c0}.dot--booked{background:#c0392b}.dot--past{background:#cfd6da}
.cal__grid{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}
.cal__dow{text-align:center;font-size:11px;color:var(--muted);padding-bottom:4px}
.cal__cell{aspect-ratio:1;border-radius:8px;border:1px solid #eee;display:flex;align-items:center;justify-content:center;font-size:13px;cursor:pointer;user-select:none;transition:transform .1s}
.cal__cell:hover{transform:scale(1.05)}
.cal__cell.free{background:#e6f7f9;color:#0b4a52}
.cal__cell.booked{background:#fbe4e1;color:#8a2b1e;text-decoration:line-through}
.cal__cell.past{background:#f0f2f3;color:#b6bec2;cursor:default}
.cal__cell.empty{border:0;cursor:default}
.cal__note{font-size:12px;color:var(--muted);margin-top:12px;text-align:center}

/* FORM */
.form{max-width:560px;margin:0 auto;display:grid;gap:14px}
.form__row{display:flex;gap:14px}
.form__row label{flex:1}
.form label{display:flex;flex-direction:column;font-size:13px;letter-spacing:.5px;color:#b9c6cc;gap:6px}
.form input,.form textarea{background:#0a1a22;border:1px solid var(--line);border-radius:10px;padding:12px;color:#fff;font:inherit}
.form input:focus,.form textarea:focus{outline:none;border-color:var(--gold2)}
.form__status{color:var(--gold2);font-size:14px;min-height:20px}

/* FOOTER */
.footer{background:#081820;color:#9fb0b6;padding:26px 0;font-size:13px}
.footer__inner{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
.footer a{color:var(--gold2);text-decoration:none}
.footer__brand{display:flex;align-items:center;gap:6px}
.footer__glass{font-size:24px;line-height:1;transform:translateY(2px)}
.footer__bubbles{position:relative;display:inline-flex;gap:3px;height:18px;align-items:flex-end}
.footer__bubbles i{display:block;width:4px;height:4px;border-radius:50%;background:var(--gold2);opacity:.7;animation:fbubble 2.4s ease-in infinite}
.footer__bubbles i:nth-child(2){animation-delay:.4s;width:3px;height:3px}
.footer__bubbles i:nth-child(3){animation-delay:.9s}
.footer__bubbles i:nth-child(4){animation-delay:1.3s;width:3px;height:3px}
.footer__bubbles i:nth-child(5){animation-delay:1.7s}
@keyframes fbubble{0%{transform:translateY(4px) scale(.6);opacity:0}30%{opacity:.8}100%{transform:translateY(-12px) scale(1);opacity:0}}
@media (prefers-reduced-motion: reduce){.footer__bubbles i{animation:none;opacity:.6}}
.hero__logo{display:block;height:96px;width:auto;margin:0 auto 22px}
.foot__logo{display:block;height:52px;width:auto;margin:0 auto 14px}
/* logo variants */
.section__logo{display:block;height:64px;width:auto;margin:0 auto 16px;filter:drop-shadow(0 2px 10px rgba(0,0,0,.35))}
.hero__watermark{position:absolute;right:4%;bottom:2%;width:min(38vw,460px);height:auto;opacity:.18;z-index:1;pointer-events:none;filter:drop-shadow(0 4px 18px rgba(255,79,163,.35))}
.brand__logo{display:block;height:34px;width:auto}
@media(max-width:720px){.hero__watermark{opacity:.12;width:62vw}.section__logo{height:52px}}
/* floating mermaid bubbles (hot pink) */
.bubble-field{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.bubble{position:absolute;bottom:-40px;border-radius:50%;opacity:0;animation-name:rise;animation-timing-function:ease-in;animation-iteration-count:infinite;background:radial-gradient(circle at 30% 30%, #fff 0%, #ff8ec4 35%, #ff4fa3 70%, #e23a8c 100%);box-shadow:0 0 8px rgba(255,79,163,.5)}
@keyframes rise{0%{transform:translateY(0) scale(.6);opacity:0}10%{opacity:.9}50%{transform:translateY(-52vh) translateX(14px) scale(1)}90%{opacity:.7}100%{transform:translateY(-104vh) translateX(-10px) scale(1.1);opacity:0}}
@media (prefers-reduced-motion: reduce){.bubble{animation:none;display:none}}

@media(max-width:720px){
  .nav__links{position:fixed;top:58px;right:0;background:rgba(11,31,42,.97);flex-direction:column;width:200px;padding:18px;gap:14px;transform:translateX(110%);transition:transform .25s}
  .nav__links.open{transform:translateX(0)}
  .nav__toggle{display:block}
  .media-grid{grid-template-columns:1fr}
  .gallery{grid-template-columns:repeat(3,1fr)}
  .form__row{flex-direction:column}
}

/* CREW */
.crew{display:flex;gap:22px;justify-content:center;flex-wrap:wrap;margin-top:8px}
.crew__card{background:#fff;border:1px solid #e3dccd;border-radius:18px;padding:30px 28px;width:330px;box-shadow:0 10px 30px rgba(0,0,0,.06);color:var(--ink)}
.crew__role{letter-spacing:2px;text-transform:uppercase;font-size:12px;color:var(--gold);font-weight:700}
.crew__name{font-size:26px;margin:6px 0 12px}
.crew__bio{font-size:14.5px;color:#37434c;line-height:1.6}

/* ===== CHAT ASSISTANT ===== */
.chat{position:fixed;right:22px;bottom:22px;z-index:60;font-family:'Helvetica Neue',Arial,sans-serif}
.chat__bubble{width:60px;height:60px;border-radius:50%;border:none;background:linear-gradient(135deg,var(--sea),var(--sea2));color:#fff;font-size:26px;cursor:pointer;box-shadow:0 8px 22px rgba(11,31,42,.35);transition:transform .15s}
.chat__bubble:hover{transform:scale(1.06)}
.chat__panel{position:absolute;bottom:72px;right:0;width:340px;max-width:calc(100vw - 36px);height:460px;max-height:calc(100vh - 120px);background:#fff;border-radius:16px;box-shadow:0 18px 50px rgba(11,31,42,.35);display:flex;flex-direction:column;overflow:hidden}
.chat__panel[hidden]{display:none}
.chat__head{background:linear-gradient(135deg,#0b1f2a,#0e2733);color:#fff;padding:14px 16px;position:relative}
.chat__title{font-weight:700;font-size:15px}
.chat__online{color:#36d399;font-size:10px;vertical-align:middle}
.chat__sub{font-size:11px;color:#b9c6cc;margin-top:2px}
.chat__x{position:absolute;top:10px;right:12px;background:none;border:none;color:#fff;font-size:20px;cursor:pointer;line-height:1}
.chat__log{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:10px;background:#f7f4ef}
.chat__msg{font-size:13.5px;line-height:1.5;padding:9px 12px;border-radius:12px;max-width:85%;word-wrap:break-word}
.chat__msg--bot{background:#fff;border:1px solid #e6ddca;align-self:flex-start;color:#15212b}
.chat__msg--user{background:linear-gradient(135deg,var(--sea),var(--sea2));color:#fff;align-self:flex-end}
.chat__msg--typing{font-style:italic;color:var(--muted);background:#fff;border:1px dashed #e6ddca}
.chat__form{display:flex;gap:8px;padding:10px;border-top:1px solid #eee;background:#fff}
.chat__input{flex:1;border:1px solid #ddd;border-radius:20px;padding:9px 14px;font-size:14px;outline:none}
.chat__input:focus{border-color:var(--sea)}
.chat__send{width:40px;border:none;border-radius:50%;background:var(--sea);color:#fff;font-size:16px;cursor:pointer}
.chat__send:hover{background:var(--sea2)}
.chat__foot{font-size:10.5px;color:var(--muted);text-align:center;padding:6px;background:#faf8f3}
@media(max-width:720px){.chat__panel{width:300px}}