/* Arivelum v2 — ocean palette, photography, no 3D bottle.
   Themes: ocean (Ocean Heritage, leader), mist (Pearl Mist), current (Deep Current). */

@font-face{font-family:"Fraunces";src:url("../fonts/fraunces.woff") format("woff");font-weight:100 900;font-style:normal;font-display:swap;}
@font-face{font-family:"Fraunces";src:url("../fonts/fraunces-italic.woff") format("woff");font-weight:100 900;font-style:italic;font-display:swap;}
@font-face{font-family:"Inter";src:url("../fonts/inter.woff") format("woff");font-weight:100 900;font-style:normal;font-display:swap;}
@font-face{font-family:"Cormorant";src:url("../fonts/cormorant.woff") format("woff");font-weight:100 900;font-style:normal;font-display:swap;}
@font-face{font-family:"Work Sans";src:url("../fonts/worksans.woff") format("woff");font-weight:100 900;font-style:normal;font-display:swap;}
@font-face{font-family:"IBM Plex Sans";src:url("../fonts/ibmplex.woff") format("woff");font-weight:100 900;font-style:normal;font-display:swap;}
@font-face{font-family:"Noto Sans Malayalam";src:url("../fonts/noto-malayalam.woff") format("woff");font-weight:100 900;font-style:normal;font-display:swap;}

:root,
:root[data-theme="ocean"]{
  --bg:#F7FBFC;
  --bg-deep:#E6F0F3;
  --surface:#FFFFFF;
  --ink:#0C1C2C;
  --muted:#3A4E5C;
  --accent:#0E6575;
  --accent-soft:#157A8C;
  --foam:#1A8A9E;
  --navy:#0B1F33;
  --line:rgba(12,28,44,.12);
  --nav-bg:rgba(247,251,252,.86);
  --nav-ink:#0C1C2C;
  --hero-ink:#F7FBFC;
  --shadow:0 28px 60px rgba(11,31,51,.10);
  --font-display:"Fraunces",Georgia,"Times New Roman",serif;
  --font-body:"Inter",system-ui,sans-serif;
  --display-weight:420;
  --hero-weight:360;
  --cap:#0B1F33;
  --label:#F7FBFC;
  --label-ink:#0C1C2C;
  --label-band:#0E6575;
  color-scheme:light;
}
:root[data-theme="mist"]{
  --bg:#EEF5F7;
  --bg-deep:#DCE8EC;
  --surface:#F7FBFC;
  --ink:#14303A;
  --muted:#3E5862;
  --accent:#0E6575;
  --accent-soft:#1A8A9E;
  --foam:#5BA9B6;
  --navy:#16333C;
  --line:rgba(20,48,58,.12);
  --nav-bg:rgba(238,245,247,.9);
  --nav-ink:#14303A;
  --hero-ink:#F7FBFC;
  --shadow:0 24px 50px rgba(20,48,58,.10);
  --font-display:"Cormorant","Fraunces",Georgia,serif;
  --font-body:"Work Sans","Inter",system-ui,sans-serif;
  --display-weight:500;
  --hero-weight:430;
  --cap:#16333C;
  --label:#EEF5F7;
  --label-ink:#14303A;
  --label-band:#1A8A9E;
  color-scheme:light;
}
:root[data-theme="current"]{
  --bg:#FAFCFD;
  --bg-deep:#EEF2F4;
  --surface:#FFFFFF;
  --ink:#0B1F33;
  --muted:#3A4E5C;
  --accent:#0B1F33;
  --accent-soft:#0E6575;
  --foam:#0E6575;
  --navy:#0B1F33;
  --line:rgba(11,31,51,.14);
  --nav-bg:rgba(250,252,253,.9);
  --nav-ink:#0B1F33;
  --hero-ink:#F7FBFC;
  --shadow:0 20px 44px rgba(11,31,51,.08);
  --font-display:"IBM Plex Sans","Inter",system-ui,sans-serif;
  --font-body:"IBM Plex Sans","Inter",system-ui,sans-serif;
  --display-weight:450;
  --hero-weight:300;
  --cap:#0B1F33;
  --label:#FAFCFD;
  --label-ink:#0B1F33;
  --label-band:#0B1F33;
  color-scheme:light;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{margin:0;padding:0}
body{
  background:var(--bg);color:var(--ink);
  font-family:var(--font-body);font-size:1.0625rem;line-height:1.65;
  font-weight:400;letter-spacing:-0.011em;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img,svg,video,canvas{display:block;max-width:100%}
img,video{height:auto}
a{color:var(--accent);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--accent-soft)}
button,input{font:inherit}
:focus-visible{outline:2px solid var(--foam);outline-offset:3px}

.skip{position:absolute;left:1rem;top:-4rem;background:var(--navy);color:#F7FBFC;padding:.6rem 1rem;z-index:100}
.skip:focus{top:1rem}

/* Nav */
.nav{
  position:sticky;top:0;z-index:40;
  display:flex;align-items:center;justify-content:space-between;
  gap:1rem;padding:.85rem 6vw;
  background:var(--nav-bg);
  backdrop-filter:saturate(1.2) blur(16px);
  -webkit-backdrop-filter:saturate(1.2) blur(16px);
  border-bottom:1px solid var(--line);
  color:var(--nav-ink);
}
.logo{
  display:inline-flex;align-items:center;gap:.55rem;
  color:inherit;text-decoration:none;font-family:var(--font-display);
  font-weight:500;font-size:1.5rem;letter-spacing:-0.03em;line-height:1;
}
.logo-mark{width:22px;height:28px;flex:none}
.logo .tm{font-size:.58rem;font-family:var(--font-body);vertical-align:super;margin-left:.12rem}
.nav-links{display:flex;flex-wrap:wrap;gap:1.25rem;list-style:none;margin:0;padding:0}
.nav-links a{color:inherit;text-decoration:none;font-size:.76rem;letter-spacing:.1em;text-transform:uppercase;font-weight:500}
.nav-links a:hover{color:var(--accent)}
.nav-cta{
  background:var(--navy);color:#F7FBFC;border:0;text-decoration:none;
  padding:.62rem 1rem;font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;font-weight:600;
}
.menu-toggle{display:none;background:none;border:1px solid var(--line);color:inherit;padding:.4rem .7rem;letter-spacing:.08em;text-transform:uppercase;font-size:.7rem}

/* Hero */
.hero{
  position:relative;min-height:100svh;color:var(--hero-ink);
  display:flex;align-items:flex-end;padding:0;
  overflow:hidden;
}
.hero-media{position:absolute;inset:0;z-index:0;background:var(--navy)}
.hero-media video,.hero-media img{
  width:100%;height:100%;object-fit:cover;object-position:center 18%;
}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(11,31,51,.15) 0%, rgba(11,31,51,.1) 40%, rgba(11,31,51,.72) 100%);
}
.hero-copy{
  position:relative;z-index:1;max-width:46rem;
  padding:0 6vw 8vh;
}
.eyebrow{
  font-size:.75rem;letter-spacing:.18em;text-transform:uppercase;font-weight:600;
  color:inherit;opacity:.8;margin:0 0 1rem;
}
.hero h1{
  font-family:var(--font-display);font-weight:var(--hero-weight);
  font-size:clamp(2.8rem, 7vw, 6.2rem);line-height:.96;letter-spacing:-0.04em;margin:0 0 1.2rem;
}
.hero h1 em{font-style:italic;font-weight:calc(var(--hero-weight) - 10)}
.lede{font-size:1.12rem;max-width:34rem;margin:0 0 1.8rem;opacity:.92}
.hero-actions{display:flex;flex-wrap:wrap;gap:.8rem;align-items:center}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  background:#F7FBFC;color:var(--navy);text-decoration:none;
  padding:.9rem 1.3rem;border:0;cursor:pointer;
  font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;font-weight:600;
}
.btn:hover{filter:brightness(1.05)}
.btn-ghost{
  background:transparent;color:inherit;border:1px solid rgba(247,251,252,.45);text-decoration:none;
  padding:.9rem 1.3rem;font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;font-weight:600;
}
.price-note{margin:1.3rem 0 0;font-size:.9rem;opacity:.82}
.price-note strong{font-weight:600}
.media-toggle{
  position:absolute;z-index:2;right:1.4rem;bottom:1.4rem;
  background:rgba(11,31,51,.5);color:#F7FBFC;border:1px solid rgba(247,251,252,.3);
  padding:.5rem .75rem;letter-spacing:.1em;text-transform:uppercase;font-size:.68rem;cursor:pointer;
  backdrop-filter:blur(8px);
}
html.reduce-motion .hero-media video{display:none}

/* Sections */
section{padding:7.2rem 6vw}
.wrap{max-width:1180px;margin:0 auto}
.split{display:grid;grid-template-columns:1fr 1fr;gap:5.5vw;align-items:center}
.kicker{font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;font-weight:600;color:var(--accent);margin:0 0 1rem}
h2{font-family:var(--font-display);font-weight:var(--display-weight);font-size:clamp(2.05rem, 4vw, 3.5rem);line-height:1.06;letter-spacing:-0.035em;margin:0 0 1.25rem}
h3{font-family:var(--font-display);font-weight:500;font-size:1.45rem;letter-spacing:-0.02em;margin:0 0 .55rem}
.prose p{margin:0 0 1rem;color:var(--muted)}
.prose p strong{color:var(--ink);font-weight:600}
.malayalam{font-family:"Noto Sans Malayalam","Fraunces",serif;font-size:1.2em;color:inherit;letter-spacing:0;white-space:nowrap}
.frame{overflow:hidden;background:var(--bg-deep);min-height:420px}
.frame img{width:100%;height:100%;object-fit:cover;min-height:420px}
.caption{font-size:.78rem;color:var(--muted);margin:.7rem 0 0}

.formula{background:var(--bg-deep)}
.checks{list-style:none;padding:0;margin:1.6rem 0 0}
.checks li{display:grid;grid-template-columns:auto 1fr;gap:.8rem 1rem;padding:1rem 0;border-top:1px solid var(--line)}
.checks li span:first-child{color:var(--foam);line-height:1.4}
.fn{font-size:.78em;vertical-align:super;color:var(--accent);text-decoration:none;margin-left:.1em}

.benefits-grid,.evidence-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.15rem;margin-top:2.6rem}
.card{background:var(--surface);padding:1.5rem 1.4rem 1.4rem;border:1px solid var(--line);min-height:170px}
.card .num,.card .strength{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--foam);margin:0 0 .7rem}
.card p{margin:.4rem 0 0;color:var(--muted);font-size:.95rem}
.card .meta{margin-top:.85rem;font-size:.8rem;color:var(--muted)}
.limits{margin-top:2.4rem;padding:1.4rem 1.5rem;background:var(--bg-deep);border-left:3px solid var(--foam)}
.limits p{margin:0 0 .7rem;color:var(--muted)}
.limits p:last-child{margin:0}
.compliance{font-size:.86rem;color:var(--muted);margin-top:1.4rem}

/* Mid video story */
.story{background:var(--navy);color:#F7FBFC;padding:6.5rem 6vw}
.story .kicker,.story h2{color:#F7FBFC}
.story-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem;margin-top:2.4rem}
.story-clip{position:relative;background:#071624;overflow:hidden;aspect-ratio:16/10}
.story-clip video,.story-clip img{width:100%;height:100%;object-fit:cover}
.story-clip .tag{position:absolute;left:1rem;bottom:1rem;font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;background:rgba(11,31,51,.55);padding:.35rem .55rem}
.story .legal-note{margin:1rem 0 0;opacity:.75;font-size:.82rem}

.product{background:var(--surface)}
.product-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:5vw;align-items:center}
.product-shot img{width:100%;height:auto}
.product-meta{display:flex;flex-wrap:wrap;gap:.6rem 1.4rem;margin:1.2rem 0 1.6rem;padding:0;list-style:none;font-size:.9rem;color:var(--muted)}
.product-meta strong{color:var(--ink);font-weight:600;display:block;font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:.15rem}
.price{font-family:var(--font-display);font-size:3rem;letter-spacing:-0.04em;line-height:1;margin:0 0 .3rem}
.price small{font-size:1rem;color:var(--muted);letter-spacing:0;font-family:var(--font-body)}
.waitlist{margin-top:1.8rem;max-width:28rem}
.waitlist label{display:block;font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;font-weight:600;margin:0 0 .5rem}
.waitlist .row{display:flex;gap:0}
.waitlist input{flex:1;border:1px solid var(--line);background:var(--bg);color:var(--ink);padding:.9rem 1rem;min-width:0}
.waitlist .thanks{display:none;padding:1rem 0;color:var(--accent)}
.waitlist.is-done form{display:none}
.waitlist.is-done .thanks{display:block}
.legal-note{font-size:.8rem;color:var(--muted);margin:.8rem 0 0}

.men{background:var(--navy);color:#F7FBFC;display:grid;grid-template-columns:1fr 1fr;gap:5vw;padding:0;overflow:hidden}
.men-copy{padding:6.5rem 6vw}
.men .kicker,.men h2,.men p{color:inherit}
.men p{opacity:.86}
.men .btn{background:#F7FBFC;color:var(--navy)}
.men-photo{min-height:460px}
.men-photo img{width:100%;height:100%;object-fit:cover;min-height:520px}

.faq details{border-top:1px solid var(--line);padding:1.15rem 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-weight:550;list-style:none;display:flex;justify-content:space-between;gap:1rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--foam);font-weight:400;font-size:1.3rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:.8rem 0 0;color:var(--muted)}

.sources{background:var(--bg-deep);font-size:.92rem}
.sources ol{padding-left:1.2rem;color:var(--muted)}
.sources li{margin:0 0 .7rem}
.footnote-verify{margin-top:2rem;padding-top:1.2rem;border-top:1px solid var(--line);color:var(--muted);font-size:.88rem}
.credits{margin-top:2rem;padding-top:1.2rem;border-top:1px solid var(--line)}
.credits h3{font-size:1.1rem}
.credits ul{margin:.4rem 0 0;padding-left:1.15rem;color:var(--muted)}

.footer{
  padding:3rem 6vw 2.5rem;border-top:1px solid var(--line);
  display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2rem;font-size:.9rem;
}
.footer .colophon{color:var(--muted);margin:.8rem 0 0;max-width:26rem}
.footer a{color:inherit;text-decoration:none}
.footer a:hover{color:var(--accent)}
.footer h4{margin:0 0 .8rem;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase}
.footer ul{list-style:none;margin:0;padding:0;line-height:2}
.origin-line{grid-column:1/-1;margin-top:1.5rem;padding-top:1.4rem;border-top:1px solid var(--line);letter-spacing:.12em;text-transform:uppercase;font-size:.72rem;color:var(--muted)}

.test-panel{display:none;position:fixed;right:1rem;bottom:1rem;z-index:50;background:var(--surface);border:1px solid var(--line);padding:1rem 1.1rem;box-shadow:var(--shadow);min-width:220px;font-size:.85rem}
html.is-testing .test-panel{display:block}
.test-panel strong{display:block;margin:0 0 .6rem;letter-spacing:.08em;text-transform:uppercase;font-size:.7rem}
.test-panel button{display:block;width:100%;margin:.25rem 0;padding:.45rem .6rem;border:1px solid var(--line);background:transparent;color:inherit;cursor:pointer;text-align:left}
.test-panel button[aria-pressed="true"]{background:var(--navy);color:#F7FBFC;border-color:var(--navy)}

.concepts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;margin-top:2.5rem}
.mock{background:var(--surface);border:1px solid var(--line);padding:1.2rem 1.2rem 1.4rem}
.mock h3{margin:.8rem 0 .3rem;font-size:1.25rem}
.mock p{color:var(--muted);font-size:.92rem;margin:0}
.mock img{width:100%;height:auto;margin-bottom:.8rem}
.leader-tag{display:inline-block;font-size:.65rem;letter-spacing:.12em;text-transform:uppercase;border:1px solid var(--foam);color:var(--accent);padding:.15rem .4rem;margin-bottom:.4rem}

.reveal{opacity:0;transform:translateY(14px)}
.reveal.in{opacity:1;transform:none;transition:opacity .8s ease, transform .8s ease}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .reveal,.reveal.in{opacity:1;transform:none;transition:none}
  .hero-media video,.story-clip video{display:none !important}
}
@media (max-width: 900px){
  .split,.product-grid,.men,.footer,.concepts-grid,.story-grid,.benefits-grid,.evidence-grid{grid-template-columns:1fr}
  .nav-links,.nav-cta{display:none}
  .nav.is-open .nav-links{display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:var(--bg);padding:1rem 6vw 1.4rem;border-bottom:1px solid var(--line);color:var(--ink)}
  .menu-toggle{display:inline-block}
  section,.story,.men-copy{padding:4.5rem 6vw}
  .hero{min-height:92svh}
  .hero h1{font-size:clamp(2.5rem, 12vw, 3.6rem)}
  .frame,.men-photo img{min-height:280px}
  .waitlist .row{flex-direction:column}
}