:root{
  --abyss:#020e18; --deep:#04182a; --mid:#0a2e4a; --ice:#bfe7f5; --foam:#eaf7fc;
  --cyan:#57c8e8; --cyan-dim:rgba(87,200,232,.35); --gold:#d8c39a;
  --text:#eaf7fc; --text-2:#9dbecd; --text-3:#5f8399;
  --serif:'Fraunces',Georgia,serif; --sans:'Outfit',system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
html.lenis{height:auto;scroll-behavior:auto}
.lenis.lenis-smooth{scroll-behavior:auto}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}
body{
  font-family:var(--sans);background:var(--abyss);color:var(--text);
  font-size:16px;line-height:1.65;font-weight:300;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
::selection{background:rgba(87,200,232,.4)}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
h1,h2,h3,.serif{font-family:var(--serif);font-weight:400;letter-spacing:.005em}

/* nav */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:linear-gradient(180deg,rgba(2,14,24,.75),transparent);
  backdrop-filter:blur(2px);transition:background .4s;
}
.nav.scrolled{background:rgba(2,14,24,.85);backdrop-filter:blur(14px);border-bottom:1px solid rgba(191,231,245,.08)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:80px}
.brand{font-family:var(--serif);font-size:24px;letter-spacing:.34em;text-transform:uppercase;font-weight:400}
.brand i{color:var(--cyan);font-style:normal}
.nav-links{display:flex;gap:40px}
.nav-links a{font-size:13px;letter-spacing:.22em;text-transform:uppercase;color:var(--text-2);transition:color .3s}
.nav-links a:hover,.nav-links a:focus-visible{color:var(--foam)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:50px;
  padding:15px 34px;border-radius:100px;font-size:13.5px;letter-spacing:.18em;text-transform:uppercase;
  font-weight:500;position:relative;overflow:hidden;transition:color .3s,border-color .3s,transform .3s;
}
.btn:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.btn-ice{border:1px solid rgba(191,231,245,.5);color:var(--foam)}
.btn-ice:hover{border-color:var(--cyan);transform:translateY(-2px)}
.btn-fill{background:linear-gradient(120deg,var(--cyan),#2f8fb5);color:#02222f;font-weight:600}
.btn-fill:hover{transform:translateY(-2px);box-shadow:0 14px 40px rgba(87,200,232,.35)}
.btn .ripple{
  position:absolute;border-radius:50%;background:rgba(255,255,255,.45);
  transform:scale(0);pointer-events:none;
}
.menu-btn{display:none;width:44px;height:44px;align-items:center;justify-content:center}

/* hero */
.hero{position:relative;min-height:100vh;min-height:100dvh;display:flex;align-items:center;overflow:hidden}
#waves{position:absolute;inset:0;width:100%;height:100%;display:block}
.hero-vignette{position:absolute;inset:0;background:radial-gradient(ellipse at 50% 42%,transparent 30%,rgba(2,14,24,.75) 100%);pointer-events:none}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;width:100%;padding-top:80px}
.hero-kicker{
  display:inline-flex;align-items:center;gap:14px;font-size:12px;letter-spacing:.5em;
  text-transform:uppercase;color:var(--cyan);margin-bottom:30px;
}
.hero-kicker::before{content:'';width:48px;height:1px;background:var(--cyan-dim)}
.hero h1{font-size:clamp(46px,7vw,96px);line-height:1.02;margin-bottom:26px;font-weight:300}
.hero h1 em{font-style:italic;color:var(--ice)}
.hero h1 .line{display:block;overflow:hidden}
.hero h1 .line span{display:inline-block}
.hero p{font-size:clamp(16px,1.7vw,19px);color:var(--text-2);max-width:440px;margin-bottom:44px}
.hero-actions{display:flex;gap:18px;flex-wrap:wrap}
.bottle-wrap{position:relative;display:flex;justify-content:center;align-items:center;min-height:420px}
.bottle-glow{
  position:absolute;width:70%;aspect-ratio:1;border-radius:50%;
  background:radial-gradient(circle,rgba(87,200,232,.25),transparent 65%);
  filter:blur(30px);
}
.bottle{
  position:relative;width:min(320px,70%);border-radius:200px;
  box-shadow:0 60px 120px rgba(0,0,0,.6),0 0 90px rgba(87,200,232,.18);
  will-change:transform;
}
.drop{
  position:absolute;border-radius:50% 50% 50% 50%/60% 60% 40% 40%;
  background:radial-gradient(circle at 35% 30%,rgba(234,247,252,.5),rgba(87,200,232,.12) 60%,transparent);
  filter:blur(1px);pointer-events:none;will-change:transform;
}
.scroll-cue{
  position:absolute;bottom:36px;left:50%;transform:translateX(-50%);z-index:3;
  display:flex;flex-direction:column;align-items:center;gap:12px;
  font-size:11px;letter-spacing:.4em;text-transform:uppercase;color:var(--text-3);
}
.scroll-cue .line{width:1px;height:52px;background:linear-gradient(180deg,var(--cyan),transparent);transform-origin:top}

/* marquee */
.marquee{border-top:1px solid rgba(191,231,245,.08);border-bottom:1px solid rgba(191,231,245,.08);padding:22px 0;overflow:hidden;background:rgba(4,24,42,.4)}
.mq-track{display:flex;gap:64px;white-space:nowrap;width:max-content}
.mq-track span{font-family:var(--serif);font-style:italic;font-size:19px;color:var(--text-2);display:flex;align-items:center;gap:64px}
.mq-track span::after{content:'◦';color:var(--cyan);font-style:normal}

/* origin */
.origin{position:relative;padding:180px 0;overflow:hidden}
.origin-bg{
  position:absolute;inset:-20% 0;background:url('../img/underwater.webp') center/cover no-repeat;
  opacity:.5;will-change:transform;
}
.origin-fade{position:absolute;inset:0;background:linear-gradient(180deg,var(--abyss) 0%,transparent 30%,transparent 70%,var(--abyss) 100%)}
.origin-inner{position:relative;z-index:2;max-width:840px;margin:0 auto;text-align:center;padding:0 24px}
.origin .big{
  font-family:var(--serif);font-size:clamp(28px,4.2vw,52px);line-height:1.3;font-weight:300;
}
.origin .big .w{display:inline-block;opacity:.15;transition:opacity .3s}
.origin .kicker{font-size:12px;letter-spacing:.5em;text-transform:uppercase;color:var(--cyan);margin-bottom:36px;display:block}

/* journey (horizontal scroll) */
.journey{position:relative}
.j-head{padding:120px 0 60px}
.kicker{font-size:12px;letter-spacing:.44em;text-transform:uppercase;color:var(--cyan);margin-bottom:20px;display:block}
h2{font-size:clamp(34px,4.6vw,60px);font-weight:300;line-height:1.1}
h2 em{font-style:italic;color:var(--ice)}
.j-pin{overflow:hidden}
.j-track{display:flex;gap:28px;padding:0 max(24px,calc((100vw - 1200px)/2)) 120px;will-change:transform;width:max-content}
.j-card{
  flex:0 0 clamp(300px,38vw,520px);background:linear-gradient(180deg,rgba(10,46,74,.55),rgba(4,24,42,.85));
  border:1px solid rgba(191,231,245,.12);border-radius:28px;padding:clamp(28px,3vw,48px);
  backdrop-filter:blur(8px);
}
.j-card .n{font-family:var(--serif);font-style:italic;font-size:52px;color:var(--cyan);opacity:.55;line-height:1}
.j-card h3{font-size:clamp(22px,2.2vw,30px);margin:26px 0 16px;font-weight:400}
.j-card p{color:var(--text-2);font-size:15px}
.j-card .tag{
  display:inline-block;margin-top:28px;font-size:11px;letter-spacing:.3em;text-transform:uppercase;
  color:var(--ice);border:1px solid rgba(191,231,245,.25);border-radius:100px;padding:8px 18px;
}

/* products */
.products{padding:140px 0}
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:70px}
.prod{
  position:relative;border-radius:28px;padding:44px 36px;min-height:380px;
  border:1px solid rgba(191,231,245,.12);overflow:hidden;
  display:flex;flex-direction:column;justify-content:flex-end;
  transform-style:preserve-3d;will-change:transform;
  background:linear-gradient(180deg,rgba(10,46,74,.35),rgba(4,24,42,.7));
  transition:border-color .3s;
}
.prod:hover{border-color:var(--cyan-dim)}
.prod .p-sheen{
  position:absolute;inset:0;opacity:0;transition:opacity .4s;pointer-events:none;
  background:radial-gradient(600px circle at var(--mx,50%) var(--my,50%),rgba(87,200,232,.14),transparent 45%);
}
.prod:hover .p-sheen{opacity:1}
.prod .p-type{font-size:11.5px;letter-spacing:.4em;text-transform:uppercase;color:var(--cyan);margin-bottom:14px}
.prod h3{font-size:30px;font-weight:300;margin-bottom:12px}
.prod p{color:var(--text-2);font-size:14.5px;margin-bottom:24px}
.prod .p-row{display:flex;justify-content:space-between;align-items:center}
.prod .p-price{font-family:var(--serif);font-size:24px;color:var(--foam)}
.prod .p-ph{font-size:12px;color:var(--text-3);letter-spacing:.1em}
.prod .bubble{position:absolute;border-radius:50%;border:1px solid rgba(191,231,245,.25);pointer-events:none;will-change:transform}

/* stats */
.stats{padding:60px 0 140px}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(191,231,245,.1);border:1px solid rgba(191,231,245,.1);border-radius:24px;overflow:hidden}
.stat{background:var(--deep);padding:48px 20px;text-align:center}
.stat .num{font-family:var(--serif);font-size:clamp(36px,4vw,56px);font-weight:300;color:var(--ice);font-variant-numeric:tabular-nums}
.stat .num i{font-style:italic;color:var(--cyan);font-size:.6em}
.stat .lbl{font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--text-3);margin-top:10px}

/* cta */
.cta{position:relative;padding:160px 0;text-align:center;overflow:hidden}
.cta-bg{position:absolute;inset:0;background:url('../img/splash.webp') center/cover no-repeat;opacity:.4}
.cta-fade{position:absolute;inset:0;background:linear-gradient(180deg,var(--abyss),transparent 40%,var(--abyss))}
.cta-inner{position:relative;z-index:2}
.cta h2{max-width:700px;margin:0 auto 22px}
.cta p{color:var(--text-2);max-width:440px;margin:0 auto 48px}

/* footer */
footer{border-top:1px solid rgba(191,231,245,.08);padding:64px 0 44px}
.foot{display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap}
.foot-links{display:flex;gap:32px;flex-wrap:wrap}
.foot-links a{font-size:12.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--text-2);transition:color .3s}
.foot-links a:hover{color:var(--foam)}
.foot-bottom{margin-top:44px;font-size:12.5px;color:var(--text-3);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}

@media (max-width:1020px){
  .hero-grid{grid-template-columns:1fr;gap:24px;padding-top:120px;text-align:center}
  .hero p{margin-left:auto;margin-right:auto}
  .hero-actions{justify-content:center}
  .bottle-wrap{min-height:340px}
  .prod-grid{grid-template-columns:1fr;max-width:460px;margin-left:auto;margin-right:auto}
  .stats-grid{grid-template-columns:1fr 1fr}
  .nav-links{display:none}
  .nav-links.open{
    display:flex;flex-direction:column;position:absolute;top:80px;left:0;right:0;
    background:rgba(2,14,24,.97);padding:28px 24px;gap:22px;border-bottom:1px solid rgba(191,231,245,.1);
  }
  .menu-btn{display:flex}
  .nav .btn{display:none}
}
@media (max-width:560px){
  .origin{padding:120px 0}
  .products{padding:90px 0}
}

/* ---- cross-document View Transitions (progressive enhancement) ---- */
@media (prefers-reduced-motion:no-preference){
  @view-transition{navigation:auto}
  .hero{view-transition-name:page-hero}
  ::view-transition-old(page-hero),::view-transition-new(page-hero){
    animation-duration:.45s;animation-timing-function:cubic-bezier(.4,0,.2,1);
  }
  ::view-transition-old(root),::view-transition-new(root){animation-duration:.35s}
}