/* ==========================================================================
   EON · Fine Jewelry — the experience layer (art direction over DS tokens)
   ========================================================================== */
:root{
  --ease: var(--ease-quiet);
  --pad: clamp(22px, 5.5vw, 104px);
  --measure: 660px;
  --wide: 1280px;
  --rule: rgba(169,138,88,0.26);        /* brass hairline on dark */
  --rule-strong: rgba(169,138,88,0.5);
  --veil: rgba(19,17,16,0.55);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%; overflow-x:hidden}
body{
  margin:0; background:var(--eon-ink); color:var(--eon-bone);
  font-family:var(--font-body); font-weight:300; line-height:var(--lh-body);
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
html.is-locked{overflow:hidden}
::selection{background:rgba(185,156,104,0.28); color:var(--eon-bone)}
a{color:var(--eon-gold-type); text-decoration:none; transition:color var(--dur-base) var(--ease)}
a:hover{color:var(--eon-gold-light)}
img{display:block; max-width:100%}
h1,h2,h3,p{margin:0; text-wrap:pretty}
button{font-family:inherit}

/* thin warm scrollbar */
*::-webkit-scrollbar{width:9px; height:9px}
*::-webkit-scrollbar-track{background:var(--eon-ink)}
*::-webkit-scrollbar-thumb{background:rgba(169,138,88,0.32); border-radius:0}
*::-webkit-scrollbar-thumb:hover{background:rgba(169,138,88,0.5)}

/* fixed film grain over the whole world */
.grain-fixed{position:fixed; inset:0; z-index:900; pointer-events:none; opacity:.05; mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size:220px 220px}

/* ---------- type primitives ---------- */
.eyebrow{font-family:var(--font-mono); font-size:clamp(9.5px,1vw,11px); letter-spacing:.32em; text-transform:uppercase; color:var(--eon-gold-type)}
.eyebrow.dim{color:var(--eon-ash)}
.label{font-family:var(--font-mono); font-size:10.5px; letter-spacing:.24em; text-transform:uppercase; color:var(--eon-ash)}
.serif{font-family:var(--font-editorial); font-weight:400}
.display{font-family:var(--font-display); text-transform:uppercase; letter-spacing:.18em; font-weight:400}
.numeral{font-family:var(--font-display); letter-spacing:.14em}
.gold-foil{background:var(--eon-gold-gradient); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; color:transparent}
.hair{height:1px; background:var(--rule); border:0; width:100%}

/* ---------- kinetic type — base VISIBLE (robust in any context); .is-in plays the entrance ---------- */
.reveal{opacity:1; transform:none}
.js-motion .reveal:not(.is-in){opacity:0}
.js-motion .reveal.is-in{animation:eonRise 1s var(--ease) both; animation-delay:calc(var(--d,0)*1ms)}
@keyframes eonRise{from{opacity:0; transform:translateY(28px)} to{opacity:1; transform:none}}
.k{display:block}
.k-w{display:inline-block; overflow:hidden; vertical-align:top; padding:0.02em 0 0.14em; margin-bottom:-0.14em; white-space:pre}
.k-w > i{display:inline-block; font-style:inherit; transform:none}
.js-motion .k:not(.is-in) .k-w > i{transform:translateY(120%)}
.js-motion .k.is-in .k-w > i{animation:eonWord 1.05s var(--ease) both; animation-delay:calc(var(--i,0)*55ms + var(--base,0)*1ms)}
@keyframes eonWord{from{transform:translateY(120%)} to{transform:none}}

/* ==========================================================================
   INTRO — cinematic open
   ========================================================================== */
.intro{position:fixed; inset:0; z-index:1200; background:var(--eon-ink); display:grid; place-items:center;
  transition:opacity 1.2s var(--ease), visibility 1.2s var(--ease); padding:var(--pad)}
.intro::after{content:""; position:absolute; inset:0; background:radial-gradient(120% 90% at 50% 42%, transparent 30%, rgba(0,0,0,0.55) 100%); pointer-events:none}
.intro.hide{opacity:0; visibility:hidden}
.intro-inner{position:relative; z-index:1; display:flex; flex-direction:column; align-items:center; gap:clamp(20px,3vw,38px); text-align:center}
.intro-bars{display:flex; align-items:flex-end; height:clamp(56px,9vw,104px)}
.intro-bar{width:clamp(7px,1.1vw,12px); height:100%; background:var(--eon-gold-gradient); transform:scaleY(0); transform-origin:bottom;
  box-shadow:0 0 30px rgba(221,192,132,0.25)}
.intro-bar:nth-child(2){margin-left:clamp(30px,4.6vw,52px)}
.intro-bar:nth-child(3){margin-left:clamp(9px,1.4vw,15px)}
.js-motion .intro.play .intro-bar{animation:barIn 1s var(--ease) forwards}
.intro.play .intro-bar:nth-child(1){animation-delay:.35s}
.intro.play .intro-bar:nth-child(2){animation-delay:.62s}
.intro.play .intro-bar:nth-child(3){animation-delay:.74s}
@keyframes barIn{to{transform:scaleY(1)}}
.intro-word{display:flex; gap:clamp(14px,2.4vw,30px); font-family:var(--font-editorial); font-size:clamp(38px,7vw,86px); color:var(--eon-bone); line-height:1}
.intro-word span{opacity:0; transform:translateY(14px); animation:none}
.js-motion .intro.play .intro-word span{animation:fadeUp 1.1s var(--ease) forwards}
.intro.play .intro-word span:nth-child(1){animation-delay:1.05s}
.intro.play .intro-word span:nth-child(2){animation-delay:1.22s}
.intro.play .intro-word span:nth-child(3){animation-delay:1.39s}
@keyframes fadeUp{to{opacity:1; transform:none}}
.intro-tag{overflow:hidden}
.intro-tag span{display:block; font-family:var(--font-mono); font-size:clamp(10px,1.3vw,12.5px); letter-spacing:.42em; text-transform:uppercase; color:var(--eon-gold-type);
  transform:translateY(100%); opacity:0}
.js-motion .intro.play .intro-tag span{animation:fadeUp 1.1s var(--ease) 1.75s forwards}
.intro-enter{margin-top:6px; opacity:0; display:flex; flex-direction:column; align-items:center; gap:14px; cursor:pointer; background:none; border:0; padding:10px}
.js-motion .intro.play .intro-enter{animation:fadeUp 1.2s var(--ease) 2.5s forwards}
.intro-enter .label{color:var(--eon-bone); transition:color var(--dur-base) var(--ease)}
.intro-enter:hover .label{color:var(--eon-gold-light)}
.intro-enter .drop{width:1px; height:40px; background:linear-gradient(var(--eon-gold-type),transparent); animation:drop 2.4s var(--ease) infinite}
@keyframes drop{0%{transform:scaleY(0); transform-origin:top}40%{transform:scaleY(1); transform-origin:top}60%{transform:scaleY(1); transform-origin:bottom}100%{transform:scaleY(0); transform-origin:bottom}}
.no-js .intro{display:none}

/* ==========================================================================
   NAV + wayfinding
   ========================================================================== */
.scrollbar-top{position:fixed; top:0; left:0; height:2px; background:var(--eon-gold-gradient); z-index:1000; width:0; transition:width .1s linear}
.nav{position:fixed; top:0; left:0; right:0; z-index:80; display:flex; align-items:center; justify-content:space-between;
  padding:clamp(16px,2vw,26px) var(--pad); transition:background var(--dur-base) var(--ease), padding var(--dur-base) var(--ease), border-color var(--dur-base) var(--ease);
  border-bottom:1px solid transparent}
.nav.solid{background:rgba(19,17,16,0.72); backdrop-filter:blur(14px) saturate(120%); -webkit-backdrop-filter:blur(14px) saturate(120%); border-bottom-color:var(--rule); padding-top:clamp(12px,1.4vw,18px); padding-bottom:clamp(12px,1.4vw,18px)}
.nav-brand{display:flex; align-items:center; gap:14px; cursor:pointer; background:none; border:0; padding:0}
.nav-word{font-family:var(--font-editorial); font-size:19px; letter-spacing:.34em; color:var(--eon-bone); padding-left:.34em}
.nav-right{display:flex; align-items:center; gap:clamp(16px,2.4vw,30px)}
.nav-btn{background:none; border:0; cursor:pointer; display:inline-flex; align-items:center; gap:10px; color:var(--eon-bone)}
.nav-btn .label{color:inherit; transition:color var(--dur-base) var(--ease)}
.nav-btn:hover .label{color:var(--eon-gold-light)}

/* sound toggle: three-bar equalizer (the mark motif) */
.eq{display:inline-flex; align-items:flex-end; gap:2.5px; height:15px}
.eq i{width:2.5px; height:5px; background:var(--eon-gold-type); transform-origin:bottom; transition:background var(--dur-base) var(--ease)}
.eq.on i{animation:eq 1.1s var(--ease) infinite}
.eq.on i:nth-child(2){animation-delay:.2s} .eq.on i:nth-child(3){animation-delay:.4s}
@keyframes eq{0%,100%{height:4px}50%{height:15px}}

/* vertical roman-numeral rail (desktop) */
.rail{position:fixed; right:clamp(18px,2vw,34px); top:50%; transform:translateY(-50%); z-index:70; display:flex; flex-direction:column; gap:16px; align-items:flex-end}
.rail button{background:none; border:0; cursor:pointer; display:flex; align-items:center; gap:10px; color:var(--eon-ash); transition:color var(--dur-base) var(--ease)}
.rail button .rn{font-family:var(--font-mono); font-size:10px; letter-spacing:.16em; width:22px; text-align:right}
.rail button .dash{width:14px; height:1px; background:currentColor; transition:width var(--dur-base) var(--ease)}
.rail button:hover,.rail button.active{color:var(--eon-gold-light)}
.rail button.active .dash{width:30px; background:var(--eon-gold-light)}

/* index overlay menu */
.menu{position:fixed; inset:0; z-index:1000; background:rgba(19,17,16,0.92); backdrop-filter:blur(18px); -webkit-backdrop-filter:blur(18px);
  opacity:0; visibility:hidden; transition:opacity .6s var(--ease), visibility .6s var(--ease); display:flex; flex-direction:column; padding:var(--pad)}
.menu.open{opacity:1; visibility:visible}
.menu-head{display:flex; justify-content:space-between; align-items:center; padding-bottom:clamp(20px,4vw,50px)}
.menu-close{background:none; border:0; color:var(--eon-bone); cursor:pointer; font-size:26px; line-height:1; transition:color var(--dur-base) var(--ease)}
.menu-close:hover{color:var(--eon-gold-light)}
.menu-list{display:flex; flex-direction:column; justify-content:center; flex:1; gap:clamp(4px,1.2vw,14px); max-width:var(--wide); margin:0 auto; width:100%}
.menu-item{display:flex; align-items:baseline; gap:clamp(16px,3vw,42px); background:none; border:0; cursor:pointer; text-align:left; padding:clamp(6px,1vw,12px) 0; color:var(--eon-bone);
  border-bottom:1px solid transparent; transition:color var(--dur-base) var(--ease)}
.menu-item .mi-rn{font-family:var(--font-mono); font-size:clamp(10px,1.2vw,12px); letter-spacing:.2em; color:var(--eon-gold-type); min-width:2.4em}
.menu-item .mi-title{font-family:var(--font-editorial); font-size:clamp(30px,6vw,74px); line-height:1.05; transition:transform var(--dur-base) var(--ease)}
.menu-item .mi-sub{font-family:var(--font-body); font-size:12px; letter-spacing:.02em; color:var(--eon-ash); margin-left:auto; max-width:220px; text-align:right}
.menu-item:hover{color:var(--eon-gold-light)}
.menu-item:hover .mi-title{transform:translateX(14px)}
.menu-foot{display:flex; justify-content:space-between; align-items:center; padding-top:clamp(16px,3vw,34px); color:var(--eon-ash)}

/* ==========================================================================
   CHAPTER scaffolding
   ========================================================================== */
.chapter{position:relative; width:100%}
.bg{position:absolute; inset:0; overflow:hidden; z-index:0}
.bg img{width:100%; height:100%; object-fit:cover}
.bg-portrait{display:none}
@media (max-width:760px){.bg-wide{display:none} .bg-portrait{display:block}}
.bg.dark::after{content:""; position:absolute; inset:0; background:linear-gradient(180deg, rgba(19,17,16,.72) 0%, rgba(19,17,16,.42) 40%, rgba(19,17,16,.78) 100%)}
.bg.vign::before{content:""; position:absolute; inset:0; z-index:1; background:radial-gradient(120% 100% at 50% 40%, transparent 45%, rgba(19,17,16,.7) 100%)}
.wrap{position:relative; z-index:2; max-width:var(--wide); margin:0 auto; padding:clamp(90px,13vh,190px) var(--pad)}
.wrap.full{max-width:none}
.chapter-tag{position:absolute; z-index:3; bottom:clamp(20px,4vh,42px); left:var(--pad); display:flex; align-items:center; gap:14px; color:var(--eon-ash)}
.chapter-tag .cn{font-family:var(--font-mono); font-size:10.5px; letter-spacing:.24em; text-transform:uppercase}

/* ---- I · Threshold ---- */
.threshold{min-height:100svh; display:flex; align-items:center; overflow:hidden}
.threshold .wrap{width:100%}
.th-eyebrow{display:flex; align-items:center; gap:16px; margin-bottom:clamp(24px,4vw,44px)}
.th-eyebrow .hair{width:clamp(30px,6vw,70px)}
.th-title{font-family:var(--font-editorial); font-weight:400; color:var(--eon-bone);
  font-size:clamp(50px,10.5vw,150px); line-height:.98; letter-spacing:-.01em}
.th-title.gold .k-w > i{background:var(--eon-gold-gradient); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; color:transparent}
.th-sub{margin-top:clamp(28px,4vw,46px); max-width:520px; font-family:var(--font-editorial); font-size:clamp(17px,2vw,23px); line-height:1.55; color:var(--eon-stone-paper)}
.th-meta{margin-top:clamp(30px,4vw,50px); display:flex; gap:clamp(24px,4vw,54px); flex-wrap:wrap}
.th-meta div{display:flex; flex-direction:column; gap:7px}
.th-meta .v{font-family:var(--font-editorial); font-size:19px; color:var(--eon-bone)}

/* ---- II · Ethos (light) ---- */
.ethos{background:var(--eon-ivory-paper); color:var(--eon-night-ink); position:relative; overflow:hidden}
.ethos .bg img{opacity:.5}
.ethos .wrap{display:grid; grid-template-columns:1fr; gap:clamp(40px,7vw,90px)}
.ethos-lead{font-family:var(--font-editorial); font-weight:400; color:var(--eon-night-ink);
  font-size:clamp(30px,5.2vw,66px); line-height:1.12; letter-spacing:-.005em; max-width:16ch}
.ethos-lead em{font-style:italic; color:var(--eon-gold-shadow)}
.ethos-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:clamp(28px,4vw,64px); border-top:1px solid var(--line-hairline-light); padding-top:clamp(30px,4vw,56px)}
.ethos-cell .n{font-family:var(--font-mono); font-size:11px; letter-spacing:.24em; color:var(--eon-gold-shadow); margin-bottom:14px}
.ethos-cell h3{font-family:var(--font-editorial); font-weight:400; font-size:clamp(20px,2.4vw,27px); color:var(--eon-night-ink); margin-bottom:12px; line-height:1.2}
.ethos-cell p{font-size:14.5px; line-height:1.65; color:var(--eon-ash)}
.ethos-aside{justify-self:end; max-width:340px; text-align:right; font-family:var(--font-editorial); font-style:italic; font-size:clamp(18px,2.2vw,24px); color:var(--eon-gold-shadow); line-height:1.4}

/* ---- III · Collection (dark, framed plates) ---- */
.collection{background:var(--eon-basalt); position:relative; overflow:hidden}
.collection .bg img{opacity:.5}
.coll-head{display:flex; justify-content:space-between; align-items:flex-end; gap:30px; flex-wrap:wrap; margin-bottom:clamp(50px,8vw,110px)}
.coll-title{font-family:var(--font-editorial); font-size:clamp(34px,5vw,64px); color:var(--eon-bone); line-height:1.05; max-width:14ch}
.coll-intro{max-width:340px; font-size:14.5px; line-height:1.7; color:var(--eon-stone-paper)}
.piece{display:grid; grid-template-columns:1fr 1fr; gap:clamp(30px,6vw,90px); align-items:center; margin-bottom:clamp(70px,12vw,170px)}
.piece:last-child{margin-bottom:0}
.piece.flip .p-media{order:2}
.p-media{position:relative}
.plate{position:relative; background:var(--eon-gallery); border:1px solid var(--rule); box-shadow:var(--shadow-lg); overflow:hidden; cursor:pointer; border-radius:4px}
.plate img{width:100%; aspect-ratio:1/1; object-fit:cover; transition:transform 1.1s var(--ease)}
.plate:hover img{transform:scale(1.045)}
.plate .pl-no{position:absolute; top:14px; left:14px; font-family:var(--font-mono); font-size:10px; letter-spacing:.2em; color:var(--eon-night-ink); background:rgba(231,227,218,.8); padding:5px 9px}
.plate .pl-view{position:absolute; inset:0; display:flex; align-items:flex-end; justify-content:center; padding:20px; opacity:0; background:linear-gradient(transparent 55%, rgba(25,23,21,.35)); transition:opacity var(--dur-base) var(--ease)}
.plate:hover .pl-view{opacity:1}
.plate .pl-view span{font-family:var(--font-mono); font-size:10px; letter-spacing:.24em; text-transform:uppercase; color:#fff}
.p-body .p-no{font-family:var(--font-mono); font-size:11px; letter-spacing:.26em; color:var(--eon-gold-type); margin-bottom:20px}
.p-name{font-family:var(--font-editorial); font-size:clamp(34px,4.6vw,60px); color:var(--eon-bone); line-height:1.02}
.p-desc{font-family:var(--font-body); font-size:12.5px; letter-spacing:.14em; text-transform:uppercase; color:var(--eon-ash); margin-top:16px}
.p-note{font-family:var(--font-editorial); font-style:italic; font-size:clamp(18px,2.2vw,24px); color:var(--eon-gold-type); margin-top:26px; line-height:1.4; max-width:22ch}
.p-foot{display:flex; align-items:center; gap:22px; margin-top:30px}
.p-open{background:none; border:0; cursor:pointer; display:inline-flex; align-items:center; gap:12px; color:var(--eon-bone); transition:gap var(--dur-base) var(--ease)}
.p-open:hover{gap:18px}
.p-open .arw{width:26px; height:1px; background:var(--eon-gold-type); position:relative}
.p-open .arw::after{content:""; position:absolute; right:0; top:-2px; width:5px; height:5px; border-top:1px solid var(--eon-gold-type); border-right:1px solid var(--eon-gold-type); transform:rotate(45deg)}

/* ---- IV · Study (dark w/ plinth) ---- */
.study{background:var(--eon-ink); position:relative; overflow:hidden}
.study .bg img{opacity:.85}
.study .bg.dark::after{background:linear-gradient(90deg, rgba(19,17,16,.5), rgba(19,17,16,.2) 45%, rgba(19,17,16,.85))}
.study .wrap{display:grid; grid-template-columns:1.05fr .95fr; gap:clamp(40px,6vw,90px); align-items:center; min-height:92svh}
.study-media{position:relative; align-self:center}
.study-media .big{width:100%; aspect-ratio:4/5; object-fit:cover; border:1px solid var(--rule); box-shadow:var(--shadow-lg); border-radius:4px}
.study-media .macro{position:absolute; width:42%; aspect-ratio:1/1; object-fit:cover; right:-8%; bottom:-9%; border:1px solid var(--rule-strong); box-shadow:var(--shadow-lg); border-radius:4px}
.study-body .p-no{font-family:var(--font-mono); font-size:11px; letter-spacing:.26em; color:var(--eon-gold-type); margin-bottom:18px}
.study-body h2{font-family:var(--font-editorial); font-size:clamp(38px,5.4vw,72px); color:var(--eon-bone); line-height:1; margin-bottom:22px}
.study-body .lede{font-family:var(--font-editorial); font-size:clamp(18px,2.1vw,23px); line-height:1.5; color:var(--eon-stone-paper); max-width:44ch; margin-bottom:34px}
.specs{margin-top:8px}
.engrave{margin-top:30px; padding:22px 24px; border:1px solid var(--rule); background:rgba(54,48,40,.28)}
.engrave .label{color:var(--eon-gold-type); margin-bottom:10px}
.engrave p{font-family:var(--font-editorial); font-style:italic; font-size:16px; color:var(--eon-stone-paper); line-height:1.45}

/* ---- V · Inheritance (light plaster) ---- */
.inherit{position:relative; overflow:hidden; min-height:100svh; display:flex; align-items:center; color:var(--eon-night-ink)}
.inherit .bg::after{content:""; position:absolute; inset:0; background:linear-gradient(90deg, rgba(242,238,229,.5), transparent 55%)}
.inherit .wrap{width:100%; display:grid; grid-template-columns:1.1fr .9fr; gap:clamp(40px,6vw,90px); align-items:center}
.inh-quote{font-family:var(--font-editorial); font-weight:400; font-size:clamp(30px,5vw,66px); line-height:1.12; color:var(--eon-night-ink); letter-spacing:-.005em}
.inh-quote em{font-style:italic; color:var(--eon-gold-shadow)}
.inh-sub{margin-top:30px; max-width:46ch; font-size:15px; line-height:1.75; color:#5c5548}
.inh-media{position:relative}
.inh-media img{width:100%; aspect-ratio:1/1; object-fit:cover; box-shadow:var(--shadow-lg); border-radius:4px}
.inh-cap{margin-top:16px; display:flex; justify-content:space-between; color:var(--eon-gold-shadow)}

/* ---- V · The Measure (sizing & variants) ---- */
.measure{position:relative}
.measure .bg img{opacity:.8; object-position:left bottom}
.measure .bg.dark::after{background:linear-gradient(162deg, rgba(19,17,16,.9) 0%, rgba(19,17,16,.62) 46%, rgba(19,17,16,.34) 100%)}
.measure .wrap{padding-top:clamp(80px,11vw,150px); padding-bottom:clamp(80px,11vw,150px)}
.meas-head{max-width:var(--wide); margin:0 auto}
.meas-title{font-family:var(--font-editorial); font-weight:400; color:var(--eon-bone); font-size:clamp(38px,6.4vw,88px); line-height:1.02; margin-top:14px}
.meas-lede{max-width:640px; margin-top:clamp(22px,3vw,34px); font-family:var(--font-editorial); font-size:clamp(16px,1.9vw,21px); line-height:1.6; color:var(--eon-stone-paper)}
.meas-grid{max-width:var(--wide); margin:clamp(44px,6vw,80px) auto 0; display:grid; grid-template-columns:repeat(2,1fr); gap:clamp(16px,2vw,26px)}
.meas-card{background:rgba(20,18,16,.5); border:1px solid var(--rule); border-radius:6px; padding:clamp(24px,3vw,40px)}
.meas-k{font-family:var(--font-mono); font-size:10.5px; letter-spacing:.2em; text-transform:uppercase; color:var(--eon-gold-type)}
.meas-card h3{font-family:var(--font-editorial); font-weight:400; color:var(--eon-bone); font-size:clamp(23px,2.6vw,32px); margin:8px 0 clamp(18px,2.4vw,28px)}
.meas-note{margin-top:22px; font-size:13.5px; line-height:1.6; color:var(--eon-ash); max-width:46ch}
.meas-sizes{display:grid; grid-template-columns:repeat(2,1fr); gap:0 clamp(20px,3vw,48px)}
.meas-size-row{display:flex; justify-content:space-between; align-items:baseline; padding:9px 0; border-bottom:1px solid var(--line-hairline)}
.meas-us{font-family:var(--font-mono); font-size:11px; letter-spacing:.14em; color:var(--eon-ash)}
.meas-mm{font-family:var(--font-editorial); font-size:15px; color:var(--eon-bone)}
.meas-widths{display:flex; align-items:flex-end; gap:clamp(10px,2.2vw,24px); height:64px}
.meas-w{display:flex; flex-direction:column; align-items:center; gap:12px}
/* real gold band edge: a curved surface catching one studio light —
   dark at both sides (cylinder falloff), a bright specular strip just
   left of centre, warm metal body, a lit top rim and a soft contact shadow */
.meas-w-bar{display:block; width:22px; border-radius:4px;
  background:
    linear-gradient(90deg, transparent 25%, rgba(255,245,217,.72) 41%, rgba(255,245,217,.12) 52%, transparent 62%),
    linear-gradient(90deg, rgba(16,11,4,.5) 0%, rgba(16,11,4,0) 23%, rgba(16,11,4,0) 71%, rgba(16,11,4,.6) 100%),
    var(--eon-metal-band);
  box-shadow:0 3px 7px -1px rgba(0,0,0,.5), inset 0 1px 0 rgba(255,247,226,.4)}
.meas-w-label{font-family:var(--font-mono); font-size:10.5px; letter-spacing:.06em; color:var(--eon-ash)}
.meas-w-label i{font-style:normal; opacity:.55}
.meas-karats{display:flex; flex-direction:column; gap:15px}
.meas-karat{display:flex; align-items:center; gap:16px}
.meas-karat img{height:32px; width:auto; flex:none}
.meas-karat-note{font-size:13px; color:var(--eon-stone-paper); line-height:1.4}
.meas-colors{display:flex; gap:24px; margin-top:26px}
.meas-swatch{display:flex; flex-direction:column; align-items:center; gap:9px}
.meas-swatch i{width:32px; height:32px; border-radius:50%; display:block; border:1px solid rgba(255,255,255,.14)}
.meas-swatch.yellow i{background:linear-gradient(145deg,#F4D68B,#C9A24A)}
.meas-swatch.rose i{background:linear-gradient(145deg,#EBC0A6,#C98F73)}
.meas-swatch.white i{background:linear-gradient(145deg,#EDEEF0,#C7CBD0)}
.meas-swatch .label{font-family:var(--font-mono); font-size:9.5px; letter-spacing:.14em; color:var(--eon-ash)}
.meas-specimen{font-family:var(--font-script); font-size:clamp(46px,7vw,82px); line-height:.9; background:var(--eon-gold-gradient); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; color:var(--eon-gold-type); padding:.06em 0 .18em}
.meas-hands{display:grid; grid-template-columns:repeat(2,1fr); gap:16px 24px; margin-top:6px}
.meas-hand{display:flex; flex-direction:column; gap:7px; border-top:1px solid var(--line-hairline); padding-top:13px}
.meas-hand-sample{font-size:26px; color:var(--eon-bone); line-height:1.05}
.meas-hand-name{font-family:var(--font-mono); font-size:10px; letter-spacing:.16em; text-transform:uppercase; color:var(--eon-ash)}
.meas-hand-name i{font-style:normal; display:block; margin-top:3px; letter-spacing:.05em; opacity:.55; text-transform:none}
@media (max-width:860px){
  .meas-grid{grid-template-columns:1fr}
}

/* ---- VII · Commission + footer ---- */
.commission{position:relative; overflow:hidden; background:var(--eon-ink); min-height:100svh; display:flex; align-items:center}
.commission .bg img{opacity:.5}
.commission .wrap{width:100%; text-align:center; display:flex; flex-direction:column; align-items:center; gap:clamp(26px,4vw,44px)}
.comm-title{font-family:var(--font-editorial); font-size:clamp(40px,7vw,104px); line-height:1; color:var(--eon-bone)}
.comm-sub{max-width:52ch; font-family:var(--font-editorial); font-size:clamp(17px,2vw,22px); line-height:1.55; color:var(--eon-stone-paper)}
.comm-form{display:flex; gap:12px; width:100%; max-width:520px; margin-top:8px; flex-wrap:wrap; justify-content:center}
.comm-input{flex:1; min-width:220px; background:transparent; border:0; border-bottom:1px solid var(--rule-strong); color:var(--eon-bone); font-family:var(--font-body); font-size:15px; padding:14px 4px; letter-spacing:.02em}
.comm-input::placeholder{color:var(--eon-ash)}
.comm-input:focus{outline:none; border-bottom-color:var(--eon-gold-light)}
.comm-note{font-family:var(--font-mono); font-size:10.5px; letter-spacing:.22em; text-transform:uppercase; color:var(--eon-ash)}
.comm-hall{display:flex; gap:26px; align-items:center; margin-top:10px; opacity:.9}
.comm-hall img{height:clamp(40px,6vw,58px); width:auto; filter:saturate(.9)}

.karat-marks{display:inline-flex; gap:12px; align-items:center; justify-content:flex-end; transform:translateY(3px)}
.karat-mark{height:30px; width:auto; display:block}

.foot{background:var(--eon-ink); border-top:1px solid var(--rule); padding:clamp(46px,7vw,90px) var(--pad) clamp(30px,4vw,46px)}
.foot-top{max-width:var(--wide); margin:0 auto; display:flex; justify-content:space-between; gap:40px; flex-wrap:wrap; align-items:flex-start}
.foot-col h4{font-family:var(--font-mono); font-size:10.5px; letter-spacing:.24em; text-transform:uppercase; color:var(--eon-gold-type); margin-bottom:18px; font-weight:400}
.foot-col a,.foot-col p{display:block; color:var(--eon-stone-paper); font-size:14px; margin-bottom:11px}
.foot-bottom{max-width:var(--wide); margin:clamp(40px,6vw,70px) auto 0; padding-top:26px; border-top:1px solid var(--rule); display:flex; justify-content:space-between; gap:20px; flex-wrap:wrap; color:var(--eon-ash); font-size:12px; letter-spacing:.04em}
.foot-sign{max-width:var(--wide); margin:clamp(30px,4.5vw,54px) auto 0; text-align:center; line-height:0}
.foot-sign span{font-family:var(--font-script); font-size:clamp(60px,11vw,132px); line-height:.85; display:inline-block; padding:0 .1em .12em;
  background:var(--eon-gold-gradient); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; color:var(--eon-gold-type)}

/* ==========================================================================
   PIECE overlay (deeper room)
   ========================================================================== */
.piece-ov{position:fixed; inset:0; z-index:1100; background:rgba(19,17,16,0.96); backdrop-filter:blur(20px); -webkit-backdrop-filter:blur(20px);
  opacity:0; visibility:hidden; transition:opacity .6s var(--ease), visibility .6s var(--ease); overflow-y:auto}
.piece-ov.open{opacity:1; visibility:visible}
.piece-ov-in{min-height:100%; max-width:var(--wide); margin:0 auto; padding:clamp(70px,10vw,120px) var(--pad) clamp(40px,6vw,80px);
  display:grid; grid-template-columns:1fr 1fr; gap:clamp(36px,6vw,80px); align-items:start}
.piece-ov-close{position:fixed; top:22px; right:clamp(20px,4vw,44px); z-index:2; background:none; border:0; color:var(--eon-bone); cursor:pointer; font-size:26px; display:flex; align-items:center; gap:12px; transition:color var(--dur-base) var(--ease)}
.piece-ov-close:hover{color:var(--eon-gold-light)}
.ov-gallery{display:flex; flex-direction:column; gap:16px; position:sticky; top:clamp(70px,10vw,110px)}
.ov-main{background:var(--eon-gallery); border:1px solid var(--rule); overflow:hidden; border-radius:4px}
.ov-main img{width:100%; aspect-ratio:1/1; object-fit:cover}
.ov-thumbs{display:flex; gap:12px}
.ov-thumbs button{flex:1; background:var(--eon-gallery); border:1px solid transparent; padding:0; cursor:pointer; overflow:hidden; opacity:.6; border-radius:3px; transition:opacity var(--dur-base) var(--ease), border-color var(--dur-base) var(--ease)}
.ov-thumbs button.active,.ov-thumbs button:hover{opacity:1; border-color:var(--eon-gold-type)}
.ov-thumbs img{width:100%; aspect-ratio:1/1; object-fit:cover}
.ov-body .ov-no{font-family:var(--font-mono); font-size:11px; letter-spacing:.26em; color:var(--eon-gold-type); margin-bottom:16px}
.ov-body h2{font-family:var(--font-editorial); font-size:clamp(36px,5vw,60px); color:var(--eon-bone); line-height:1}
.ov-body .ov-desc{font-family:var(--font-body); font-size:12.5px; letter-spacing:.14em; text-transform:uppercase; color:var(--eon-ash); margin-top:14px}
.ov-body .ov-note{font-family:var(--font-editorial); font-style:italic; font-size:20px; color:var(--eon-gold-type); margin:24px 0; line-height:1.4}
.ov-body .ov-p{font-size:15px; line-height:1.75; color:var(--eon-stone-paper); max-width:46ch}
.ov-opts{margin:30px 0}
.ov-opts .label{margin-bottom:14px}
.ov-metals{display:flex; gap:14px}
.ov-metal{width:44px; height:44px; border-radius:50%; border:1px solid var(--rule); cursor:pointer; position:relative; transition:transform var(--dur-base) var(--ease)}
.ov-metal:hover{transform:scale(1.08)}
.ov-metal.sel{box-shadow:0 0 0 1px var(--eon-ink),0 0 0 2px var(--eon-gold-light)}
.ov-metal.yellow{background:linear-gradient(150deg,#E7C784,#A9853F)}
.ov-metal.rose{background:linear-gradient(150deg,#E7BEA0,#C08A68)}
.ov-metal.white{background:linear-gradient(150deg,#EDE7D6,#B9B29E)}
.ov-specs{margin-top:26px}
.ov-cta{margin-top:30px; display:flex; gap:16px; align-items:center; flex-wrap:wrap}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width:960px){
  .rail{display:none}
  .ethos-grid{grid-template-columns:1fr; gap:26px}
  .ethos-aside{justify-self:start; text-align:left; max-width:none}
  .piece{grid-template-columns:1fr; gap:26px; margin-bottom:clamp(64px,16vw,110px)}
  .piece.flip .p-media{order:0}
  .p-media{max-width:520px}
  .study .wrap{grid-template-columns:1fr; gap:44px; min-height:0}
  .study-media{max-width:520px}
  .study-media .macro{width:38%}
  .inherit .wrap{grid-template-columns:1fr; gap:38px}
  .inh-media{max-width:520px}
  .piece-ov-in{grid-template-columns:1fr; gap:30px}
  .ov-gallery{position:static}
}
@media (max-width:640px){
  .nav-word{display:none}
  .coll-head{flex-direction:column; align-items:flex-start; gap:18px}
  .th-meta{gap:22px}
  .menu-item{flex-wrap:wrap; gap:8px}
  .menu-item .mi-sub{display:none}
  .foot-top{gap:32px}
}
@media (prefers-reduced-motion:reduce){
  *{scroll-behavior:auto !important}
  .js-motion .reveal.is-in{animation:none !important}
  .js-motion .k.is-in .k-w > i{animation:none !important}
  .intro-bar{transform:scaleY(1); animation:none !important}
  .intro-word span,.intro-tag span,.intro-enter{opacity:1 !important; transform:none !important; animation:none !important}
  .eq.on i{animation:none}
  .intro-enter .drop{animation:none}
  .plate img{transition:none}
}