/* Abyssal Navy & Mediterranean Limestone — Oceanographic Museum of Monaco guide */
:root{
  --abyss:#060F1E;
  --abyss-2:#0A192F;
  --navy:#0A2540;
  --ocean:#006699;
  --azure:#0EA5E9;
  --foam:#38BDF8;
  --lime:#F4F1EA;
  --ink:#F8FAFC;
  --muted:#94A3B8;
  --border:rgba(56,189,248,.15);
  --border-strong:rgba(56,189,248,.3);
  --serif:"Cormorant Garamond",Georgia,serif;
  --sans:"Manrope",system-ui,-apple-system,sans-serif;
  --maxw:76rem;
  --rad:1.25rem;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--abyss);
  color:var(--ink);
  font-family:var(--sans);
  font-size:1rem;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--foam);text-decoration:none}
a:hover{color:var(--azure)}
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.15;margin:0 0 1rem}
.container{max-width:var(--maxw);margin:0 auto;padding:0 1.25rem}
.container.narrow{max-width:46rem}
.container.center{text-align:center}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--azure);color:#00121f;padding:.5rem 1rem;z-index:100;border-radius:0 0 .5rem 0}
.skip-link:focus{left:0}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(6,15,30,.85);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.header-inner{
  max-width:var(--maxw);margin:0 auto;padding:.8rem 1.25rem;
  display:flex;align-items:center;gap:1.5rem;
}
.brand{display:flex;align-items:center;gap:.7rem;color:var(--ink)}
.brand:hover{color:var(--ink)}
.brand-mark{flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-family:var(--serif);font-size:1.05rem;letter-spacing:.02em}
.brand-text small{color:var(--muted);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase}
.main-nav{display:flex;align-items:center;gap:1.1rem;margin-left:auto}
.nav-link{
  color:var(--muted);font-size:.86rem;font-weight:600;letter-spacing:.03em;
  padding:.35rem 0;border-bottom:2px solid transparent;transition:color .25s,border-color .25s;
}
.nav-link:hover{color:var(--ink)}
.nav-link.is-active{color:var(--foam);border-bottom-color:var(--foam)}
.lang-switch{
  display:flex;align-items:center;gap:.35rem;margin-left:.8rem;
  border:1px solid var(--border-strong);border-radius:999px;padding:.2rem .7rem;
}
.lang-btn{color:var(--muted);font-size:.78rem;font-weight:800;letter-spacing:.1em}
.lang-btn.is-active{color:var(--foam)}
.lang-sep{color:var(--border-strong)}
.menu-toggle{
  display:none;margin-left:auto;background:none;border:1px solid var(--border-strong);
  border-radius:.6rem;padding:.55rem .6rem;cursor:pointer;
}
.menu-toggle span{display:block;width:1.25rem;height:2px;background:var(--foam);margin:4px 0;transition:transform .3s,opacity .3s}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:92vh;display:flex;align-items:flex-end;padding:7rem 0 5rem;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:-1}
.hero-bg img{width:100%;height:115%;object-fit:cover;will-change:transform}
.hero-tint{position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,15,30,.55) 0%,rgba(6,15,30,.35) 40%,var(--abyss) 100%)}
.hero-content{max-width:var(--maxw);margin:0 auto;padding:0 1.25rem;width:100%}
.kicker{
  font-size:.72rem;font-weight:800;letter-spacing:.28em;text-transform:uppercase;
  color:var(--foam);margin:0 0 1.2rem;
}
.hero-title{font-size:clamp(2.6rem,7vw,4.8rem);font-weight:700;letter-spacing:-.01em;margin:0 0 1.5rem}
.hero-title em{font-style:italic;color:var(--foam)}
.hero-title .reveal-line{display:block}
.lede{max-width:44rem;color:#C9D6E6;font-size:1.05rem;margin:0 0 2rem}
.hero-cta{display:flex;gap:1rem;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  font-weight:700;font-size:.92rem;letter-spacing:.04em;
  padding:.85rem 1.8rem;border-radius:999px;border:1px solid transparent;
  transition:transform .3s cubic-bezier(.2,.8,.2,1),background-color .3s,color .3s,border-color .3s;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--azure);color:#00121f}
.btn-primary:hover{background:var(--foam);color:#00121f}
.btn-ghost{border-color:var(--border-strong);color:var(--ink)}
.btn-ghost:hover{border-color:var(--foam);color:var(--foam)}
.hero-scroll{
  position:absolute;right:2rem;bottom:2.2rem;margin:0;
  color:var(--muted);font-size:.7rem;letter-spacing:.25em;text-transform:uppercase;
  writing-mode:vertical-rl;display:flex;align-items:center;gap:.8rem;
}
.scroll-dot{width:2px;height:3rem;background:linear-gradient(var(--foam),transparent);animation:drip 2.2s ease-in-out infinite}
@keyframes drip{0%{transform:scaleY(.2);transform-origin:top}55%{transform:scaleY(1)}100%{transform:scaleY(.2);transform-origin:top}}

/* masked line reveal */
.reveal-line{overflow:hidden;opacity:0;transform:translateY(110%);animation:lineup .9s cubic-bezier(.2,.8,.2,1) forwards}
.hero .reveal-line:nth-child(1){animation-delay:.05s}
.hero .reveal-line:nth-child(2){animation-delay:.15s}
.hero-title .reveal-line:nth-child(2){animation-delay:.28s}
.hero .lede.reveal-line{animation-delay:.4s}
.hero .hero-cta.reveal-line{animation-delay:.55s}
.page-hero .reveal-line:nth-child(1){animation-delay:.05s}
.page-hero .reveal-line:nth-child(2){animation-delay:.18s}
.page-hero .reveal-line:nth-child(3){animation-delay:.32s}
.page-hero .reveal-line:nth-child(4){animation-delay:.45s}
@keyframes lineup{to{opacity:1;transform:translateY(0)}}

/* ---------- Marquee ---------- */
.marquee{
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  padding:1rem 0;overflow:hidden;white-space:nowrap;background:var(--abyss-2);
}
.marquee-track{display:inline-flex;align-items:center;gap:2.2rem;animation:slide 46s linear infinite}
.marquee-track span{font-family:var(--serif);font-size:1.15rem;font-style:italic;color:var(--muted)}
.marquee-track i{color:var(--foam);font-style:normal;font-size:.6rem}
@keyframes slide{to{transform:translateX(-50%)}}

/* ---------- Stats ---------- */
.stats-band{padding:3.5rem 0}
.stats-grid{
  max-width:var(--maxw);margin:0 auto;padding:0 1.25rem;
  display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;
}
.stat{
  text-align:center;padding:1.6rem .8rem;border:1px solid var(--border);
  border-radius:var(--rad);background:var(--abyss-2);
}
.stat strong{display:block;font-family:var(--serif);font-size:2.2rem;color:var(--foam);line-height:1}
.stat span{font-size:.78rem;letter-spacing:.06em;color:var(--muted);text-transform:uppercase}

/* ---------- Sections ---------- */
.section{padding:5rem 0}
.section.alt{background:var(--abyss-2);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.section-title{font-size:clamp(1.7rem,3.6vw,2.5rem);letter-spacing:-.01em;max-width:40rem}
.section-intro{color:var(--muted);max-width:44rem;margin:-.3rem 0 2.4rem}
.two-col{display:grid;grid-template-columns:1fr 1.2fr;gap:3.5rem;align-items:center}
.prose p{margin:0 0 1.1rem;color:#B9C7D9}
.prose.wide{max-width:52rem}
.note{color:var(--muted);font-size:.85rem;font-style:italic}

/* framed photo w/ spotlight */
.framed{
  position:relative;margin:0;border-radius:var(--rad);overflow:hidden;
  border:1px solid var(--border-strong);
  box-shadow:0 30px 60px -20px rgba(0,0,0,.6),0 0 80px -30px rgba(14,165,233,.35);
}
.framed::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(120% 90% at 50% 0%,rgba(56,189,248,.14),transparent 60%);
  pointer-events:none;
}
.framed img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform .8s cubic-bezier(.2,.8,.2,1)}
.framed:hover img{transform:scale(1.04)}

/* bento */
.bento{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:minmax(15rem,auto);gap:1.1rem}
.bento-card{
  position:relative;border-radius:var(--rad);overflow:hidden;
  border:1px solid var(--border);background:var(--abyss-2);
}
.bento-wide{grid-column:span 2;grid-row:span 2}
.bento-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s cubic-bezier(.2,.8,.2,1)}
.bento-card:hover img{transform:scale(1.05)}
.bento-body{
  position:absolute;inset:auto 0 0 0;padding:1.4rem;
  background:linear-gradient(transparent,rgba(6,15,30,.92) 45%);
}
.bento-body h3{font-size:1.35rem;margin-bottom:.4rem}
.bento-body p{margin:0;color:#B9C7D9;font-size:.9rem}
.bento-link{
  display:flex;align-items:flex-end;justify-content:space-between;
  padding:1.4rem;color:var(--foam);border-color:var(--border-strong);
  transition:background-color .3s,color .3s;
}
.bento-link:hover{background:var(--azure);color:#00121f}
.bento-link .arrow{font-size:1.4rem}
.bento-link-text{font-family:var(--serif);font-size:1.25rem}

/* cards */
.card-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(15rem,1fr));gap:1.1rem}
.info-card{
  border:1px solid var(--border);border-radius:var(--rad);
  padding:1.5rem;background:var(--abyss-2);
  transition:transform .3s cubic-bezier(.2,.8,.2,1),border-color .3s;
}
.info-card:hover{transform:translateY(-4px);border-color:var(--border-strong)}
.info-card h3{font-size:1.2rem;margin-bottom:.5rem}
.info-card p{margin:0 0 .6rem;color:#B9C7D9;font-size:.92rem}
.info-link{display:flex;align-items:flex-end;justify-content:space-between;color:var(--foam);border-color:var(--border-strong)}
.info-link:hover{background:var(--azure);color:#00121f}
.info-link span:first-child{font-family:var(--serif);font-size:1.2rem}

/* tuna strip */
.tuna-strip{background:linear-gradient(180deg,var(--abyss) 0%,#071A33 50%,var(--abyss) 100%)}
.fact-chips{display:flex;gap:.8rem;flex-wrap:wrap;margin:0 0 1.4rem}
.chip{
  border:1px solid var(--border-strong);border-radius:999px;
  padding:.55rem 1.1rem;display:flex;flex-direction:column;background:rgba(10,25,47,.6);
}
.chip dt{font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.chip dd{margin:0;font-family:var(--serif);font-size:1.35rem;color:var(--foam);line-height:1.1}
.text-link{font-weight:700;letter-spacing:.02em}

/* feature rows (aquariums page) */
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center;padding:2.5rem 0;border-top:1px solid var(--border)}
.feature-row:first-of-type{border-top:0}
.feature-row.flip .framed{order:2}
.feature-title{font-size:1.8rem;margin-bottom:.2rem}
.feature-sub{color:var(--foam);font-size:.75rem;letter-spacing:.18em;text-transform:uppercase;margin:0 0 1rem;font-weight:700}
.tick-list{list-style:none;margin:1rem 0 0;padding:0}
.tick-list li{
  position:relative;padding-left:1.6rem;margin-bottom:.5rem;color:#B9C7D9;font-size:.95rem;
}
.tick-list li::before{
  content:"";position:absolute;left:0;top:.5em;width:.55rem;height:.55rem;
  border-radius:50%;background:var(--foam);box-shadow:0 0 10px rgba(56,189,248,.6);
}
.tick-list.large li{font-size:1.02rem;margin-bottom:.9rem}

/* timeline */
.timeline{list-style:none;margin:0;padding:0;max-width:52rem}
.timeline-item{
  position:relative;display:grid;grid-template-columns:8rem 1fr;gap:1.6rem;
  padding:1.6rem 0 1.6rem 2rem;border-left:1px solid var(--border-strong);
}
.timeline-item::before{
  content:"";position:absolute;left:-.42rem;top:2.3rem;width:.8rem;height:.8rem;border-radius:50%;
  background:var(--abyss);border:2px solid var(--foam);box-shadow:0 0 14px rgba(56,189,248,.5);
}
.timeline-year{font-family:var(--serif);font-size:1.25rem;color:var(--foam);font-style:italic}
.timeline-item h3{font-size:1.35rem;margin-bottom:.35rem}
.timeline-item p{margin:0;color:#B9C7D9}

/* pull quote */
.pull-quote{
  margin:0;max-width:52rem;padding:2.5rem;border:1px solid var(--border-strong);
  border-radius:var(--rad);background:var(--abyss-2);
  box-shadow:0 0 80px -30px rgba(14,165,233,.3);
}
.pull-quote p{font-family:var(--serif);font-size:1.3rem;font-style:italic;color:#D7E3F2;margin:0}

/* spec grid */
.spec-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(14rem,1fr));gap:1.1rem}
.spec-card{
  border:1px solid var(--border);border-radius:var(--rad);padding:1.4rem;
  background:var(--abyss-2);display:flex;flex-direction:column;gap:.3rem;
  transition:transform .3s,border-color .3s;
}
.spec-card:hover{transform:translateY(-4px);border-color:var(--border-strong)}
.spec-key{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:700}
.spec-val{font-family:var(--serif);font-size:2rem;color:var(--foam);line-height:1.1}
.spec-note{font-size:.82rem;color:#8fa3bd}

/* faq */
.faq-list{display:flex;flex-direction:column;gap:.8rem;max-width:52rem}
.faq-item{border:1px solid var(--border);border-radius:.9rem;background:var(--abyss-2);overflow:hidden}
.faq-item summary{
  cursor:pointer;padding:1.1rem 1.4rem;font-weight:700;list-style:none;
  display:flex;justify-content:space-between;align-items:center;transition:color .25s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--foam);font-size:1.3rem;font-family:var(--serif)}
.faq-item[open] summary{color:var(--foam)}
.faq-item[open] summary::after{content:"–"}
.faq-item p{margin:0;padding:0 1.4rem 1.2rem;color:#B9C7D9}

/* tables */
.data-table{width:100%;border-collapse:collapse;margin:1rem 0 1.2rem;border:1px solid var(--border);border-radius:var(--rad);overflow:hidden}
.data-table th,.data-table td{padding:.9rem 1.2rem;text-align:left;border-bottom:1px solid var(--border)}
.data-table tr:last-child th,.data-table tr:last-child td{border-bottom:0}
.data-table th{font-weight:700;color:var(--ink);background:rgba(10,25,47,.5);width:60%}
.data-table td{color:var(--foam);font-family:var(--serif);font-size:1.15rem;white-space:nowrap}

/* page hero */
.page-hero{position:relative;padding:6.5rem 0 4rem;overflow:hidden;border-bottom:1px solid var(--border)}
.page-hero.tall{min-height:60vh;display:flex;align-items:center}
.page-hero .hero-bg{z-index:-1}
.page-title{font-size:clamp(2rem,5vw,3.4rem);max-width:52rem;margin-bottom:1.2rem}

/* contact / about */
.email-card{
  border:1px solid var(--border-strong);border-radius:var(--rad);
  padding:2rem;background:var(--abyss-2);text-align:center;margin-bottom:2rem;
  box-shadow:0 0 80px -40px rgba(14,165,233,.4);
}
.email-label{display:block;font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:.6rem;font-weight:800}
.email-value{font-family:var(--serif);font-size:clamp(1.2rem,3.5vw,1.9rem);color:var(--foam);word-break:break-all}
.email-value:hover{color:var(--azure)}
.callout{border-left:3px solid var(--foam);background:var(--abyss-2);border-radius:0 var(--rad) var(--rad) 0;padding:1.8rem;margin-top:2.5rem}
.callout-title{font-size:1.4rem}
.callout p{margin:0;color:#B9C7D9}
.legal-block{padding:1.4rem 0;border-bottom:1px solid var(--border)}
.legal-block h2{font-size:1.35rem;margin-bottom:.4rem}
.legal-block p{margin:0;color:#B9C7D9}

/* disclaimer */
.disclaimer{border-top:1px solid var(--border);padding:2.6rem 0;background:var(--abyss-2)}
.disclaimer-title{font-size:1.15rem;margin-bottom:.4rem}
.disclaimer p{margin:0;color:var(--muted);font-size:.88rem;max-width:56rem}

/* footer */
.footer-wave svg{display:block;width:100%;height:60px;transform:scaleY(-1);margin-top:-1px;background:var(--abyss)}
.site-footer{background:#040B16;border-top:1px solid var(--border)}
.footer-inner{
  max-width:var(--maxw);margin:0 auto;padding:3.5rem 1.25rem 2rem;
  display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:2.5rem;
}
.footer-tagline{color:var(--muted);font-size:.9rem;max-width:26rem}
.footer-email{color:var(--muted);font-size:.85rem}
.footer-col h3{font-family:var(--sans);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--foam);margin-bottom:1rem}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:.55rem}
.footer-col a{color:var(--muted);font-size:.9rem;transition:color .25s}
.footer-col a:hover{color:var(--foam)}
.footer-bottom{
  border-top:1px solid var(--border);padding:1.4rem 1.25rem;
  max-width:var(--maxw);margin:0 auto;
}
.footer-bottom p{margin:.2rem 0;color:#5d718c;font-size:.78rem}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s cubic-bezier(.2,.8,.2,1),transform .8s cubic-bezier(.2,.8,.2,1)}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media (max-width:64rem){
  .two-col{grid-template-columns:1fr;gap:2.2rem}
  .feature-row{grid-template-columns:1fr;gap:1.6rem}
  .feature-row.flip .framed{order:0}
  .bento{grid-template-columns:repeat(2,1fr)}
  .bento-wide{grid-column:span 2;grid-row:span 1}
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media (max-width:48rem){
  .menu-toggle{display:block}
  .main-nav{
    position:fixed;inset:4.1rem 0 auto 0;z-index:55;
    flex-direction:column;align-items:flex-start;gap:0;
    background:rgba(4,11,22,.98);border-bottom:1px solid var(--border-strong);
    padding:.5rem 1.25rem 1.2rem;display:none;
  }
  .main-nav.is-open{display:flex}
  .nav-link{width:100%;padding:.85rem 0;font-size:1rem;border-bottom:1px solid var(--border)}
  .nav-link.is-active{border-bottom-color:var(--border)}
  .lang-switch{margin:1rem 0 0}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .bento{grid-template-columns:1fr}
  .bento-wide{grid-column:span 1}
  .footer-inner{grid-template-columns:1fr;gap:1.8rem}
  .hero-scroll{display:none}
  .hero{min-height:88vh;padding-bottom:4rem}
  .section{padding:3.5rem 0}
  .timeline-item{grid-template-columns:1fr;gap:.3rem}
  .data-table td{white-space:normal}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important}
  .reveal,.reveal-line{opacity:1;transform:none}
  html{scroll-behavior:auto}
}