/* 리젠트리(ReGenTree) case study: every rule is scoped to .rg-page / .rg so the shared header, contact and footer stay untouched.
   Dark rooms are the cobalt-filtered light of a slit-lamp exam; light rooms are cool exam paper, never cream.
   Red stays inside the logo, fluorescein green only points at a wound, amber only belongs to Tβ4 and healing. */
.rg-page{--rg-white:#fff;--rg-paper:#f1f5f8;--rg-paper2:#e3ebf1;--rg-navy:#0a1a2f;--rg-sub:#33465a;--rg-mute:#4f6276;--rg-line:#0a1a2f1f;--rg-ink:#030a16;--rg-ink2:#061227;--rg-ink3:#0b1d3d;--rg-fg:#eaf3fb;--rg-fg2:#b4c4d3;--rg-fg3:#8c9db0;--rg-dline:#96c8ff29;--rg-cyan:#38d6ff;--rg-cyan2:#8ce9ff;--rg-aqua:#7ff3e6;--rg-blue:#0a92c6;--rg-brand:#007cbf;--rg-teal:#22b2ce;--rg-amber:#ffb760;--rg-stain:#c2f24b;--rg-red:#971a26;--rg-mono:'JetBrains Mono','Pretendard Variable',Pretendard,ui-monospace,monospace;--rg-disp:'Inter Tight','Pretendard Variable',Pretendard,sans-serif;--rg-ease:cubic-bezier(.2,.7,.1,1);background:var(--rg-ink)}
.rg-page .site-header{position:fixed;inset:0 0 auto;background:rgba(3,10,22,.86);border-bottom-color:#ffffff14}
.rg-page .site-header .container{background:transparent;box-shadow:none}
.rg-page.rg-at-hero .site-consult-bar{visibility:hidden;pointer-events:none}
.rg-sprite{position:absolute;width:0;height:0;overflow:hidden}
.rg-skip{position:fixed;z-index:2000;left:12px;top:-60px;padding:12px 18px;border-radius:8px;background:#fff;color:#000;font-weight:700}
.rg-skip:focus{top:12px}
.rg{position:relative;color:var(--rg-navy);background:var(--rg-paper);font-family:'Pretendard Variable',Pretendard,-apple-system,BlinkMacSystemFont,'Apple SD Gothic Neo',sans-serif;font-size:18px;line-height:1.75;word-break:keep-all;overflow-wrap:anywhere;overflow-x:clip;-webkit-font-smoothing:antialiased}
.rg *{box-sizing:border-box}
.rg [hidden]{display:none!important}
.rg :where(h1,h2,h3,h4,p,figure,dl,dd,ul,ol,blockquote,table){margin:0;padding:0}
.rg :where(h1,h2,h3,h4){font-weight:800;line-height:1.24;letter-spacing:-.04em;text-wrap:balance}
.rg :where(p){text-wrap:pretty}
.rg :where(ul,ol){list-style:none}
.rg :where(a){color:inherit;text-decoration:none}
.rg :where(button){font:inherit;color:inherit;cursor:pointer;background:none;border:0;padding:0}
.rg :where(img,video,canvas){display:block;max-width:100%}
.rg :where(img,video){height:auto}
.rg em{font-style:normal;color:var(--rg-brand)}
.rg code{font-family:var(--rg-mono);font-size:max(14px,.9em);font-weight:500;letter-spacing:0;white-space:nowrap}
.rg :is(a,button,input,canvas,[tabindex]):focus-visible{outline:3px solid var(--rg-brand);outline-offset:5px;border-radius:6px}
.rg section[id]{scroll-margin-top:84px}
.rg-wrap{width:calc(100% - 12vw);max-width:1440px;margin-inline:auto}
.rg-sec{position:relative;padding-block:clamp(96px,10vw,170px)}
.rg-eyebrow{display:inline-flex;align-items:center;gap:12px;font-family:var(--rg-mono);font-size:14px;font-weight:600;line-height:1.5;letter-spacing:.16em;color:var(--rg-brand)}
.rg-eyebrow::before{content:"";width:28px;height:2px;background:currentColor;opacity:.7}
.rg-head{display:flex;justify-content:space-between;align-items:center;gap:24px;padding-bottom:22px;margin-bottom:clamp(48px,6vw,90px);border-bottom:1px solid var(--rg-line);font-size:15px;line-height:1.5;color:var(--rg-sub)}
.rg-head>span:first-child{display:inline-flex;align-items:center;gap:14px;font-family:var(--rg-mono);font-weight:600;letter-spacing:.12em;color:var(--rg-navy);white-space:nowrap}
.rg-head svg,.rg-card header svg{width:40px;height:22px;flex:none;overflow:visible}
.rg-head .mk-a,.rg-head .mk-b,.rg-card .mk-a,.rg-card .mk-b{fill:none;stroke-linecap:round}
.rg-head .mk-a,.rg-card .mk-a{stroke:var(--rg-brand);stroke-width:3.4}
.rg-head .mk-b,.rg-card .mk-b{stroke:var(--rg-teal);stroke-width:4.6}
.rg h2{font-size:clamp(34px,4vw,64px)}
.rg-split{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:7vw;align-items:start}
.rg-split h3{font-size:clamp(28px,2.8vw,44px)}
.rg-prose{padding-top:8px}
.rg-prose p{max-width:640px;color:var(--rg-sub);font-size:19px}
.rg-prose p+p{margin-top:22px}
.rg-pill{display:inline-flex;align-items:center;gap:22px;min-height:62px;padding:0 30px;border-radius:99px;background:var(--rg-cyan);color:#021018!important;font-weight:700;font-size:17px;transition:transform .3s,background .3s}
.rg-pill:hover{transform:translateY(-3px);background:var(--rg-cyan2)}
.rg-textlink{display:inline-flex;align-items:center;gap:32px;padding:12px 0;border-bottom:1.5px solid currentColor;font-size:17px;font-weight:600;line-height:1.5}
.rg-textlink span{font-size:22px;transition:transform .3s}
.rg-textlink:hover span{transform:translateX(4px)}
.rg-footnote{margin-top:28px;max-width:860px;font-size:15px;line-height:1.7;color:var(--rg-mute)}

/* rooms: cobalt night · exam paper · white */
:is(.rg-hero,.rg-name,.rg-mood,.rg-color,.rg-structure,.rg-lab,.rg-turn,.rg-sian--b,.rg-parts,.rg-mobile,.rg-compare,.rg-ending){background:var(--rg-ink);color:var(--rg-fg)}
:is(.rg-now,.rg-logo){background:var(--rg-white)}
:is(.rg-name,.rg-mood,.rg-color,.rg-structure,.rg-lab,.rg-sian--b,.rg-parts,.rg-mobile,.rg-compare,.rg-ending) em{color:var(--rg-cyan)}
:is(.rg-name,.rg-mood,.rg-color,.rg-structure,.rg-lab,.rg-parts,.rg-mobile,.rg-compare,.rg-ending) .rg-head{border-bottom-color:var(--rg-dline);color:var(--rg-fg2)}
:is(.rg-name,.rg-mood,.rg-color,.rg-structure,.rg-lab,.rg-parts,.rg-mobile,.rg-compare,.rg-ending) .rg-head>span:first-child{color:var(--rg-fg)}
:is(.rg-name,.rg-mood,.rg-color,.rg-structure,.rg-lab,.rg-parts,.rg-mobile,.rg-compare,.rg-ending) .rg-head .mk-a{stroke:var(--rg-cyan)}
:is(.rg-name,.rg-mood,.rg-color,.rg-structure,.rg-lab,.rg-parts,.rg-mobile,.rg-compare,.rg-ending) .rg-prose p{color:var(--rg-fg2)}
:is(.rg-name,.rg-mood,.rg-color,.rg-structure,.rg-lab,.rg-sian--b,.rg-parts,.rg-mobile,.rg-compare,.rg-ending) .rg-eyebrow{color:var(--rg-cyan)}
:is(.rg-name,.rg-mood,.rg-color,.rg-structure,.rg-lab,.rg-parts,.rg-mobile,.rg-compare,.rg-ending) .rg-footnote{color:var(--rg-fg3)}
:is(.rg-hero,.rg-name,.rg-mood,.rg-color,.rg-structure,.rg-lab,.rg-turn,.rg-sian--b,.rg-parts,.rg-mobile,.rg-compare,.rg-ending) :is(a,button,input,canvas,[tabindex]):focus-visible{outline-color:var(--rg-cyan)}

/* reveal */
.rg-js .rg-rv{opacity:0;transform:translateY(34px);transition:opacity .9s var(--rg-ease),transform .9s var(--rg-ease);transition-delay:var(--d,0ms)}
.rg-js .rg-rv.is-in{opacity:1;transform:none}

/* ---------------------------------------------------------------- 00 HERO: the October films cut together — eye → pupil → epithelium → one drop → the wound closes → clear */
.rg-hero{position:relative}
html.rg-motion .rg-hero{height:620vh}
.rg-hero__pin{position:sticky;top:0;height:100vh;height:100svh;min-height:600px;overflow:hidden;background:var(--rg-ink)}
.rg-hero__cv{position:absolute;inset:0;width:100%;height:100%}
.rg-hero__still{display:none}
.rg-hero__shade,.rg-hero__floor,.rg-hero__clear{position:absolute;inset:0;pointer-events:none}
/* the title sits on the dark lid side of the eye; the floor keeps the film captions readable over bright cells */
.rg-hero__shade{background:linear-gradient(90deg,#030a16f2 0,#030a16c7 24%,#030a1652 46%,#030a1600 60%);opacity:var(--t,1)}
.rg-hero__floor{background:linear-gradient(0deg,#030a16d9 0,#030a1673 20%,#030a1600 42%),linear-gradient(180deg,#030a16b3 0,#030a1600 26%);opacity:calc(1 - var(--t,1))}
.rg-hero__clear{background:var(--rg-paper);clip-path:circle(calc(var(--c,0) * 72%) at 50% 50%)}
.rg-hud{position:absolute;inset:0;pointer-events:none;font-family:var(--rg-mono);color:#cfe9ff;text-shadow:0 1px 10px #030a16}
.rg-hud__top{position:absolute;left:4vw;top:calc(85px + 3vh);display:flex;gap:18px;font-size:14px;font-weight:600;letter-spacing:.14em;opacity:calc(.85 * (1 - var(--t,1)))}
.rg-hud__mode{padding:0 10px;border-radius:4px;background:#1c3fae;color:#fff}
.rg-hud__read{position:absolute;right:4vw;top:calc(85px + 3vh);text-align:right}
.rg-hud__read div{display:grid;justify-items:end;gap:2px}
.rg-hud__read dt{font-size:14px;font-weight:600;letter-spacing:.14em;opacity:.7}
.rg-hud__read dd{margin:0;font-family:'Pretendard Variable',Pretendard,sans-serif;font-size:15px;font-weight:600;color:#fff}
.rg-hud__read b{font-family:var(--rg-mono);font-size:24px;font-weight:600}
.rg-hero__title{position:absolute;left:6vw;top:50%;width:min(720px,52vw);transform:translateY(-46%);color:var(--rg-fg)}
.rg-hero__top{display:flex;flex-wrap:wrap;gap:6px 22px;font-family:var(--rg-mono);font-size:14px;font-weight:600;letter-spacing:.12em;color:var(--rg-cyan2)}
.rg-hero__arcs{display:block;width:min(360px,30vw);height:auto;margin:clamp(22px,3vh,40px) 0 -1vw;overflow:visible;filter:drop-shadow(0 0 22px #38d6ff55)}
.rg-hero__title h1{display:grid;font-family:var(--rg-disp);font-size:clamp(64px,9.2vw,164px);font-weight:300;line-height:.98;letter-spacing:-.05em}
.rg-hero__title h1 span:last-child{padding-left:.9em;background:linear-gradient(90deg,#eaf3fb 0,#8ce9ff 55%,#22b2ce);-webkit-background-clip:text;background-clip:text;color:transparent}
.rg-hero__lead{margin-top:clamp(18px,3vh,34px);font-size:clamp(17px,1.35vw,21px);line-height:1.6;color:var(--rg-fg2)}
.rg-hero__lead span{display:inline-block;margin-top:6px;font-size:15px;color:var(--rg-fg3)}
.rg-hero__down{display:inline-flex;align-items:center;gap:12px;margin-top:26px;padding:10px 18px;border-radius:99px;border:1px solid #eaf3fb55;font-size:15px;font-weight:700}
.rg-hero__beats{position:absolute;left:6vw;bottom:calc(4vh + 66px);width:min(640px,60vw);height:110px}
.rg-beat{position:absolute;left:0;bottom:0;font-size:clamp(19px,1.7vw,26px);font-weight:700;line-height:1.5;letter-spacing:-.02em;color:#f2f8ff;text-shadow:0 2px 14px #030a16;opacity:0;transform:translateY(18px);transition:opacity .6s,transform .6s}
.rg-beat.is-on{opacity:1;transform:none}
.rg-beat em{color:var(--rg-cyan2)}
.rg-beat:nth-child(2) em{color:var(--rg-amber)}
.rg-beat:nth-child(3) em{color:var(--rg-stain)}
.rg-beat__tag{display:block;margin-bottom:8px;font-family:var(--rg-mono);font-size:14px;font-weight:600;letter-spacing:.16em;color:var(--rg-cyan2)}
.rg-beat br+*,.rg-beat{text-wrap:balance}
.rg-hero__steps{position:absolute;left:6vw;right:calc(6vw + 150px);bottom:3vh;display:flex;align-items:center;gap:8px;font-family:var(--rg-mono);font-size:14px;font-weight:600}
.rg-hero__steps li[data-h]{padding:3px 12px;border-radius:99px;border:1px solid #eaf3fb33;color:var(--rg-fg3);text-transform:uppercase;transition:background .4s,color .4s,border-color .4s}
.rg-hero__steps li.is-on{background:var(--rg-cyan);border-color:var(--rg-cyan);color:#021018}
.rg-hero__hint{margin-left:auto;letter-spacing:.2em;color:var(--rg-fg3)}
/* the note sits under the readout: the lower right corner belongs to the shared chat button */
.rg-hero__note{position:absolute;right:4vw;top:calc(85px + 3vh + 64px);max-width:300px;font-size:14px;line-height:1.5;color:var(--rg-fg2);text-align:right;text-wrap:balance;text-shadow:0 1px 10px #030a16}
.rg-hero.is-film .rg-hero__title{pointer-events:none}
html:not(.rg-motion) .rg-hero__pin{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);align-items:center;gap:4vw;height:auto;min-height:100svh;padding:120px 6vw 90px}
html:not(.rg-motion) .rg-hero__still{display:block;grid-column:2;grid-row:1;width:100%;height:auto;border-radius:22px}
html:not(.rg-motion) .rg-hero__title{position:relative;inset:auto;grid-column:1;grid-row:1;width:auto;transform:none;opacity:1}
html:not(.rg-motion) :is(.rg-hero__cv,.rg-hero__shade,.rg-hero__floor,.rg-hero__clear,.rg-hud,.rg-hero__beats,.rg-hero__steps){display:none}
html:not(.rg-motion) .rg-hero__note{position:relative;right:auto;bottom:auto;grid-column:1/-1;text-align:left;max-width:none;color:var(--rg-fg3)}

/* ---------------------------------------------------------------- 01 OVERVIEW */
.rg-overview{background:var(--rg-paper)}
.rg-meta{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px;margin-top:clamp(60px,6vw,96px);padding-top:30px;border-top:1px solid var(--rg-line)}
.rg-meta dt{font-family:var(--rg-mono);font-size:14px;font-weight:600;letter-spacing:.14em;color:var(--rg-brand)}
.rg-meta dd{margin:10px 0 0;font-size:16px;line-height:1.65;font-weight:600}
.rg-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin-top:clamp(60px,6vw,90px)}
.rg-stats li{display:grid;align-content:start;gap:8px;padding:0 26px;border-right:1px solid var(--rg-line)}
.rg-stats li:first-child{padding-left:0}
.rg-stats li:last-child{border-right:0}
.rg-stats strong{display:flex;align-items:baseline;gap:6px;font-family:var(--rg-disp);font-size:clamp(52px,5.4vw,92px);font-weight:300;line-height:1;letter-spacing:-.04em;color:var(--rg-navy)}
.rg-stats small{font-family:'Pretendard Variable',Pretendard,sans-serif;font-size:20px;font-weight:700;letter-spacing:0;color:var(--rg-brand)}
.rg-stats b{font-size:17px}
.rg-stats li>span{font-size:15px;line-height:1.6;color:var(--rg-mute)}
.rg-logos{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1fr);align-items:center;gap:6vw;margin-top:clamp(70px,7vw,110px);padding:clamp(28px,4vw,60px);border-radius:24px;background:#fff;box-shadow:inset 0 0 0 1px var(--rg-line)}
.rg-logos__mark{width:100%;max-width:420px;height:auto}
.rg-logos figcaption{font-size:17px;color:var(--rg-sub)}

/* ---------------------------------------------------------------- 02 NOW: blueprint */
.rg-quote{max-width:1100px;font-family:var(--rg-disp);font-size:clamp(30px,3.6vw,58px);font-weight:400;line-height:1.3;letter-spacing:-.03em}
.rg-quote span{color:#0a1a2f33;transition:color .5s}
.rg-quote span.is-on{color:var(--rg-navy)}
.rg-blue{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,.7fr);grid-template-rows:auto auto;gap:22px 4vw;margin-top:clamp(56px,6vw,90px)}
.rg-blue__sheet{position:relative;padding:54px clamp(16px,2.4vw,36px) 60px;border-radius:20px;background:#0c2244;background-image:linear-gradient(#ffffff0f 1px,transparent 1px),linear-gradient(90deg,#ffffff0f 1px,transparent 1px);background-size:24px 24px;color:#d8ecff;box-shadow:0 40px 80px -50px #0a1a2f}
.rg-blue__title{position:absolute;left:20px;right:20px;top:16px;display:flex;justify-content:space-between;gap:12px;font-family:var(--rg-mono);font-size:14px;font-weight:500;letter-spacing:.08em;color:#9cc4ea}
.rg-blue__page{position:relative;display:grid;gap:10px;padding:10px;border:1.5px solid #bfe0ff99;border-radius:6px;overflow:hidden}
.rg-blue__page>div{position:relative;border:1px dashed #bfe0ff66;border-radius:4px;transition:background .4s,border-color .4s,box-shadow .4s,opacity .4s}
.rg-blue__page b{position:absolute;right:8px;top:6px;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:#bfe0ff;color:#0c2244;font-family:var(--rg-mono);font-size:15px;font-weight:700}
.rg-blue__nav{display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px;padding:10px 46px 10px 12px;font-size:14px;font-weight:600}
.rg-blue__nav svg{width:76px;height:auto;margin-right:10px;--lg-word:#d8ecff;--lg-arc1:#bfe0ff;--lg-arc2:#bfe0ff}
.rg-blue__nav .is-family{margin-left:auto}
.rg-blue__nav .is-family b{position:relative;right:auto;top:auto;display:inline-grid;margin-left:8px;vertical-align:middle}
.rg-blue__photo{display:grid;align-items:end;min-height:clamp(200px,22vw,320px);padding:18px;background:repeating-linear-gradient(135deg,#bfe0ff10 0 10px,transparent 10px 20px)}
.rg-blue__photo i{position:absolute;bottom:22%;width:12%;aspect-ratio:1;border-radius:50%;border:1px dashed #bfe0ff55}
.rg-blue__photo i:nth-child(1){left:18%}.rg-blue__photo i:nth-child(2){left:34%}.rg-blue__photo i:nth-child(3){left:50%}.rg-blue__photo i:nth-child(4){left:66%}
.rg-blue__photo p{position:relative;display:grid;gap:2px;font-family:var(--rg-disp);font-size:14px;line-height:1.4;color:#d8ecff}
.rg-blue__photo strong{font-size:clamp(20px,2vw,30px);font-weight:700}
.rg-blue__boxes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;padding:10px;border:0!important}
.rg-blue__boxes>span{display:grid;gap:8px;align-content:start;min-height:110px;padding:10px;border:1px dashed #bfe0ff66;border-radius:4px}
.rg-blue__boxes em{color:#d8ecff;font-size:14px;font-weight:700}
.rg-blue__boxes i{display:block;height:6px;border-radius:3px;background:#bfe0ff2e}
.rg-blue__boxes i:nth-child(3){width:70%}.rg-blue__boxes i:nth-child(4){width:50%}
.rg-blue__foot{padding:8px 12px;font-family:var(--rg-mono);font-size:14px;color:#9cc4ea;border-style:solid!important;border-color:transparent!important}
.rg-blue__popup{position:absolute!important;z-index:3;left:12%;right:12%;top:52px;display:grid;gap:7px;padding:12px 14px 14px;border:1.5px solid #fff!important;background:#0c2244f2;box-shadow:0 30px 60px -20px #000c;transform:translateY(calc(var(--pop,0) * -120%));opacity:calc(1 - var(--pop,0) * 1.2)}
.rg-blue__popbar{padding:6px 10px;background:#1c3a6b;color:#fff;font-size:14px;font-weight:700;text-align:center}
.rg-blue__popup span{display:block;height:6px;border-radius:3px;background:#bfe0ff40}
.rg-blue__popup span.is-s{width:62%}
.rg-blue__popbtn{justify-self:center;margin-top:6px;padding:4px 14px;border-radius:4px;background:#bfe0ff;color:#0c2244;font-size:14px;font-weight:800}
.rg-blue__popno{justify-self:center;font-size:14px;color:#d8ecff}
.rg-blue__dim{position:absolute;display:flex;align-items:center;gap:8px;font-family:var(--rg-mono);font-size:14px;color:#9cc4ea}
.rg-blue__dim--w{left:clamp(16px,2.4vw,36px);right:clamp(16px,2.4vw,36px);bottom:18px;justify-content:center}
.rg-blue__dim--w i{position:absolute;left:0;right:0;top:50%;height:1px;background:#9cc4ea66;z-index:-1}
.rg-blue__page>div.is-hot{background:#38d6ff1f;border-color:#8ce9ff;box-shadow:0 0 0 2px #38d6ff55}
.rg-blue__legend{display:grid;align-content:center;gap:14px}
.rg-blue__legend li{display:grid;grid-template-columns:34px minmax(0,1fr);gap:2px 12px;padding:14px 16px;border-radius:14px;background:var(--rg-paper);transition:background .4s,box-shadow .4s;cursor:default}
.rg-blue__legend b{grid-row:span 2;display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--rg-navy);color:#fff;font-family:var(--rg-mono);font-size:15px}
.rg-blue__legend strong{font-size:17px;line-height:1.4}
.rg-blue__legend span{font-size:15px;line-height:1.55;color:var(--rg-sub)}
.rg-blue__legend li.is-hot{background:#e1f5fe;box-shadow:inset 0 0 0 2px var(--rg-brand)}
.rg-blue figcaption{grid-column:1/-1;font-size:15px;color:var(--rg-mute)}
.rg-issues{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:clamp(56px,6vw,90px)}
.rg-issues li{display:grid;grid-template-columns:60px minmax(0,1fr);gap:16px;padding:28px 26px;border-radius:20px;background:var(--rg-paper)}
.rg-issues li>span{font-family:var(--rg-disp);font-size:30px;font-weight:300;line-height:1;color:var(--rg-brand)}
.rg-issues strong{display:block;font-size:22px;line-height:1.35;letter-spacing:-.02em}
.rg-issues p{margin-top:10px;font-size:16px;line-height:1.7;color:var(--rg-sub)}

/* ---------------------------------------------------------------- 03 NAME: merge */
.rg-name{padding-bottom:0}
html.rg-motion .rg-merge{height:300vh}
.rg-merge__pin{position:sticky;top:0;display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,.8fr);align-items:center;gap:4vw;height:100vh;height:100svh;min-height:620px;padding:100px 6vw 70px;overflow:hidden}
.rg-merge__stage{position:relative;height:min(64vh,560px);font-family:var(--rg-disp);--m:0}
.rg-merge__word{position:absolute;top:22%;display:flex;font-size:clamp(46px,6vw,104px);font-weight:300;line-height:1;letter-spacing:-.04em;white-space:nowrap;opacity:calc(1 - var(--f,0))}
.rg-merge__word--l{left:0;transform:translateX(calc(var(--m) * 18%))}
.rg-merge__word--r{right:0;transform:translateX(calc(var(--m) * -18%))}
.rg-merge__word .x{opacity:calc(1 - var(--m) * 1.6);color:var(--rg-fg3);transform:translateY(calc(var(--m) * 40px));display:inline-block}
.rg-merge__word .k{color:var(--rg-fg)}
.rg-merge__word--l .k{color:#8ce9ff}
.rg-merge__word--r .k{color:#ffb7c0}
.rg-merge__final{position:absolute;left:50%;top:50%;display:flex;font-size:clamp(56px,8vw,140px);font-weight:600;font-style:italic;line-height:1;letter-spacing:-.03em;white-space:nowrap;transform:translate(-50%,-30%) scale(calc(.9 + var(--f,0) * .1));opacity:var(--f,0)}
.rg-merge__final span:nth-child(1){color:#8ce9ff}
.rg-merge__final span:nth-child(2){color:#eaf3fb}
.rg-merge__final span:nth-child(3){color:#ffb7c0}
.rg-merge__arcs{position:absolute;left:50%;top:50%;width:min(620px,72%);height:auto;overflow:visible;transform:translate(-50%,-92%);opacity:var(--a,0);filter:drop-shadow(0 0 30px #38d6ff44)}
.rg-merge__arcs use{stroke-dasharray:1000;stroke-dashoffset:calc(1000 - var(--a,0) * 1000)}
.rg-merge__venn{position:absolute;left:0;right:0;bottom:0;height:42%;opacity:var(--v,0);transform:translateY(calc((1 - var(--v,0)) * 30px))}
.rg-merge__c{position:absolute;top:0;display:grid;align-content:center;justify-items:center;gap:4px;width:44%;height:100%;border-radius:50%;text-align:center;font-family:'Pretendard Variable',Pretendard,sans-serif}
.rg-merge__c b{font-size:clamp(15px,1.3vw,19px)}
.rg-merge__c i{font-family:var(--rg-mono);font-size:14px;font-style:normal;color:var(--rg-fg2)}
.rg-merge__c--kr{left:12%;background:radial-gradient(circle at 40% 40%,#1c3fae66,#0b1d3d00 70%);box-shadow:inset 0 0 0 1px #8ce9ff55;padding-right:12%}
.rg-merge__c--us{right:12%;background:radial-gradient(circle at 60% 40%,#7a1a2a55,#0b1d3d00 70%);box-shadow:inset 0 0 0 1px #ffb7c055;padding-left:12%}
.rg-merge__mid{position:absolute;left:50%;top:50%;display:grid;justify-items:center;font-family:var(--rg-disp);font-size:clamp(16px,1.4vw,20px);font-weight:700;font-style:italic;transform:translate(-50%,-50%)}
.rg-merge__mid i{font-family:var(--rg-mono);font-size:14px;font-style:normal;font-weight:500;color:var(--rg-cyan2)}
.rg-merge__steps{display:grid;gap:12px}
.rg-merge__steps li{display:grid;grid-template-columns:44px minmax(0,1fr);gap:4px 14px;padding:18px 20px;border-radius:18px;background:#0b1d3d80;box-shadow:inset 0 0 0 1px var(--rg-dline);opacity:.38;transition:opacity .5s,background .5s,box-shadow .5s}
.rg-merge__steps li.is-on{opacity:1;background:#0b1d3d;box-shadow:inset 0 0 0 1.5px #8ce9ff88}
.rg-merge__steps b{grid-row:span 2;font-family:var(--rg-mono);font-size:22px;font-weight:600;color:var(--rg-cyan)}
.rg-merge__steps strong{font-size:19px;line-height:1.4}
.rg-merge__steps p{font-size:15px;line-height:1.65;color:var(--rg-fg2)}
html:not(.rg-motion) .rg-merge__pin{position:relative;height:auto;min-height:0}
html:not(.rg-motion) .rg-merge__stage{--m:1;--f:1;--a:1;--v:1}
html:not(.rg-motion) .rg-merge__steps li{opacity:1}

/* ---------------------------------------------------------------- 04 LOGO: trace */
html.rg-motion .rg-trace{height:340vh}
.rg-trace__pin{position:sticky;top:0;display:grid;place-items:center;height:100vh;height:100svh;min-height:620px;padding:96px 4vw 40px}
.rg-trace__board{position:relative;display:grid;grid-template-rows:auto minmax(0,1fr) auto;width:min(1280px,100%);height:min(78vh,720px);padding:20px clamp(16px,2vw,30px) 22px;border-radius:24px;overflow:hidden;background:#04122a;background-image:radial-gradient(circle at 50% 60%,#0b2a5a 0,#04122a 70%),linear-gradient(#ffffff0a 1px,transparent 1px),linear-gradient(90deg,#ffffff0a 1px,transparent 1px);background-size:auto,32px 32px,32px 32px;color:#cfe9ff;box-shadow:0 50px 100px -50px #0a1a2f;--t:0}
.rg-trace__hud{display:flex;justify-content:space-between;gap:16px;font-family:var(--rg-mono);font-size:14px;font-weight:600;letter-spacing:.1em;color:#9cc4ea}
.rg-trace__hud b{color:#fff;font-weight:600}
.rg-trace__art{position:relative;display:grid;place-items:center;min-height:0}
.rg-trace__gif{position:absolute;width:min(78%,860px);height:auto;image-rendering:pixelated;opacity:calc(1 - var(--t1,0));transform:scale(calc(1 + var(--t1,0) * .02))}
.rg-trace__vec{position:relative;width:min(92%,1020px);height:auto;overflow:visible}
.rg-trace__fill{opacity:var(--t4,0)}
.rg-trace__fill .u1{transform:translateY(calc(var(--ex,0) * -14px))}
.rg-trace__fill .u2{transform:translateY(calc(var(--ex,0) * 10px))}
.rg-trace__line use{--lg-arc1:none;--lg-arc2:none;--lg-word:none;fill:none;stroke:#8ce9ff;stroke-width:.7;stroke-dasharray:1000;stroke-dashoffset:calc(1000 - var(--t2,0) * 1000);opacity:calc(var(--t2,0) * (1 - var(--t4,0) * .85))}
.rg-trace__circles{fill:none;stroke:#ffb760;stroke-width:.6;stroke-dasharray:3 4;opacity:var(--t3,0)}
.rg-trace__cross{stroke-dasharray:none;stroke-width:.8}
.rg-trace__dims{fill:none;stroke:#9cc4ea;stroke-width:.6;opacity:var(--t3,0)}
.rg-trace__dims text{fill:#cfe9ff;stroke:none;font-family:var(--rg-mono);font-size:7.5px;text-anchor:middle}
.rg-trace__dims text.is-r{fill:#ffb760;text-anchor:start}
.rg-trace__legend{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.rg-trace__legend li{padding:10px 12px;border-radius:12px;border:1px solid #9cc4ea33;font-size:14px;font-weight:600;line-height:1.45;color:#9cc4ea;transition:background .4s,color .4s,border-color .4s}
.rg-trace__legend b{display:block;font-family:var(--rg-mono);font-size:14px;color:#ffb760}
.rg-trace__legend li.is-on{background:#ffffff14;border-color:#8ce9ff88;color:#fff}
html:not(.rg-motion) .rg-trace__pin{position:relative;height:auto;min-height:0}
html:not(.rg-motion) .rg-trace__board{--t1:1;--t2:1;--t3:1;--t4:1}
.rg-reads{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:clamp(56px,6vw,90px)}
.rg-read{display:grid;align-content:start;gap:10px;padding:26px 22px 28px;border-radius:20px;background:var(--rg-paper)}
.rg-read__no{font-family:var(--rg-mono);font-size:15px;font-weight:600;letter-spacing:.14em;color:var(--rg-brand)}
.rg-read h3{font-size:22px}
.rg-read p{font-size:15.5px;line-height:1.7;color:var(--rg-sub)}
.rg-read--red .rg-read__no{color:var(--rg-red)}
.rg-lrules{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:4vw;align-items:center;margin-top:clamp(56px,6vw,90px)}
.rg-lrules__demo{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.rg-lrules__card{display:grid;place-items:center;align-content:center;gap:14px;min-height:190px;padding:20px 12px;border-radius:18px;text-align:center}
.rg-lrules__card small{font-size:14px;font-weight:700;color:var(--rg-mute)}
.rg-lrules__card.is-light{background:#fff;box-shadow:inset 0 0 0 1px var(--rg-line)}
.rg-lrules__card.is-dark{background:var(--rg-ink)}
.rg-lrules__card.is-dark small{color:var(--rg-fg2)}
.rg-lrules__card.is-min{background:var(--rg-paper)}
.rg-lrules__clear{display:block;padding:14px;outline:1.5px dashed #007cbf66;outline-offset:0;border-radius:4px}
.rg-lrules__card.is-dark .rg-lrules__clear{outline-color:#8ce9ff55}
.rg-lrules__clear svg{display:block;width:clamp(120px,12vw,180px);height:auto}
.rg-lrules__list{display:grid;gap:18px}
.rg-lrules__list b{font-size:18px}
.rg-lrules__list p{margin-top:4px;font-size:15.5px;line-height:1.7;color:var(--rg-sub)}

/* ---------------------------------------------------------------- 05 MOOD */
.rg-mood__words{display:flex;flex-wrap:wrap;gap:8px;margin-top:clamp(36px,4vw,56px)}
.rg-mood__words button{display:inline-flex;align-items:center;gap:8px;min-height:46px;padding:0 20px;border-radius:99px;border:1px solid #eaf3fb40;font-size:16px;font-weight:700;color:var(--rg-fg2);transition:background .3s,color .3s,border-color .3s}
.rg-mood__words small{font-family:var(--rg-mono);font-size:14px;font-weight:500;opacity:.8}
.rg-mood__words button[aria-pressed="true"]{background:var(--rg-fg);border-color:var(--rg-fg);color:var(--rg-ink)}
.rg-board{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-auto-flow:dense;gap:14px;width:calc(100% - 6vw);max-width:1640px;margin:clamp(40px,4vw,60px) auto 0}
.rg-board__item{position:relative;overflow:hidden;border-radius:18px;background:#061227;transform:translateY(calc(var(--py,0) * 1px));transition:opacity .5s,filter .5s}
.rg-board__item img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--rg-ease)}
.rg-board__item:hover img{transform:scale(1.04)}
.rg-board__item--1{grid-row:span 2}
.rg-board__item--2{grid-row:span 2}
.rg-board__item--3{grid-column:span 2}
.rg-board__item--4{grid-row:span 2}
.rg-board__item--5{grid-row:span 2}
.rg-board__item--6{grid-row:span 2}
.rg-board__item figcaption{position:absolute;left:0;right:0;bottom:0;display:grid;gap:2px;padding:46px 18px 16px;background:linear-gradient(transparent,#030a16e6);font-size:15px;line-height:1.5;color:var(--rg-fg2)}
.rg-board__item figcaption b{font-size:18px;color:#fff}
.rg-board.is-filtered .rg-board__item:not(.is-match){opacity:.18;filter:grayscale(1)}

/* ---------------------------------------------------------------- 06 COLOR */
.rg-color{padding-bottom:0}
html.rg-motion .rg-lights{height:400vh}
.rg-lights__pin{position:sticky;top:0;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.9fr);align-items:center;gap:5vw;height:100vh;height:100svh;min-height:640px;padding:96px 6vw 60px;overflow:hidden;background:var(--lbg,var(--rg-ink));transition:background .8s}
.rg-lights__lens{position:relative;justify-self:center;width:min(64vh,40vw,620px);aspect-ratio:1;border-radius:50%;overflow:hidden;box-shadow:0 0 0 1px #ffffff1f,0 40px 120px -30px var(--lglow,#38d6ff55);transition:box-shadow .8s}
.rg-lights__cv{width:100%;height:100%}
.rg-lights__ring{position:absolute;inset:0;border-radius:50%;box-shadow:inset 0 0 0 10px #ffffff10,inset 0 0 60px 10px #00000080;pointer-events:none}
.rg-lights__list{position:relative;height:min(62vh,520px)}
.rg-light{position:absolute;inset:0;display:grid;align-content:center;gap:16px;opacity:0;transform:translateY(24px);transition:opacity .6s,transform .6s;pointer-events:none}
.rg-light[data-on]{opacity:1;transform:none;pointer-events:auto}
.rg-light__en{font-family:var(--rg-mono);font-size:15px;font-weight:600;letter-spacing:.16em;color:var(--lfg2,var(--rg-cyan2))}
.rg-light h3{font-size:clamp(30px,3.2vw,52px);color:var(--lfg,var(--rg-fg))}
.rg-light p{max-width:520px;font-size:18px;color:var(--lfg2,var(--rg-fg2))}
.rg-light__chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.rg-light__chips button{display:grid;grid-template-columns:46px auto;grid-template-rows:auto auto;gap:0 12px;align-items:center;padding:8px 18px 8px 8px;border-radius:16px;background:#ffffff14;box-shadow:inset 0 0 0 1px #ffffff26;color:var(--lfg,#fff);text-align:left}
.rg-light__chips i{grid-row:span 2;width:46px;height:46px;border-radius:12px;background:var(--c);box-shadow:inset 0 0 0 1px #ffffff40}
.rg-light__chips b{font-size:15px}
.rg-light__chips code{font-size:14px;opacity:.85}
.rg-lights[data-light="white"] .rg-lights__pin{--lbg:#e8eef3;--lfg:#0a1a2f;--lfg2:#33465a;--lglow:#0a1a2f40}
.rg-lights[data-light="white"] .rg-light__chips button{background:#ffffffb3;box-shadow:inset 0 0 0 1px #0a1a2f1f}
.rg-lights[data-light="cobalt"] .rg-lights__pin{--lbg:#030a16;--lglow:#1c3fae99}
.rg-lights[data-light="stain"] .rg-lights__pin{--lbg:#051018;--lglow:#c2f24b55;--lfg2:#c9e88a}
.rg-lights[data-light="amber"] .rg-lights__pin{--lbg:#0b0c14;--lglow:#ffb76055;--lfg2:#ffd29a}
html:not(.rg-motion) .rg-lights__pin{position:relative;height:auto;grid-template-columns:1fr;min-height:0}
html:not(.rg-motion) .rg-lights__list{height:auto;display:grid;gap:40px}
html:not(.rg-motion) .rg-light{position:relative;opacity:1;transform:none;pointer-events:auto}
.rg-color>.rg-wrap:last-child{position:relative;width:100%;max-width:none;margin:0;padding:clamp(80px,8vw,130px) 6vw clamp(96px,10vw,170px);border-radius:40px 40px 0 0;background:#fff;color:var(--rg-navy)}
.rg-color>.rg-wrap:last-child>*{max-width:1440px;margin-inline:auto}
.rg-swatches__group{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 16px;margin-top:40px}
.rg-swatches__group:first-child{margin-top:0}
.rg-swatches__group b{font-family:var(--rg-mono);font-size:16px;font-weight:600;letter-spacing:.12em}
.rg-swatches__group span{font-size:16px;font-weight:700;color:var(--rg-mute)}
.rg-swatches__list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:16px}
.rg-swatches__list--web{grid-template-columns:repeat(5,minmax(0,1fr))}
.rg-swatches__list--add{grid-template-columns:repeat(3,minmax(0,1fr))}
.rg-sw{display:grid;align-content:start;gap:8px}
.rg-sw__chip{display:grid;align-content:space-between;width:100%;min-height:150px;padding:16px;border-radius:18px;background:var(--c);color:var(--fg);text-align:left;box-shadow:inset 0 0 0 1px #0a1a2f14;transition:transform .3s}
.rg-sw__chip:hover{transform:translateY(-4px)}
.rg-sw__chip b{font-size:17px}
.rg-sw__chip code{font-size:17px;font-weight:600}
.rg-sw__chip small{font-family:var(--rg-mono);font-size:14px;opacity:.85}
.rg-sw__use{font-size:15px;font-weight:800;line-height:1.4}
.rg-sw__desc{font-size:15px;line-height:1.6;color:var(--rg-sub)}
.rg-scale{margin-top:clamp(56px,6vw,90px)}
.rg-scale__title{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 16px}
.rg-scale__title b{font-family:var(--rg-mono);font-size:16px;font-weight:600;letter-spacing:.12em}
.rg-scale__title span{font-size:16px;color:var(--rg-sub)}
.rg-scale__bar{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));margin-top:16px;border-radius:18px;overflow:hidden}
.rg-scale__bar button{display:grid;align-content:space-between;width:100%;min-height:120px;padding:12px;background:var(--c);color:var(--fg);text-align:left}
.rg-scale__bar b{font-family:var(--rg-mono);font-size:15px;font-weight:600}
.rg-scale__bar code{font-size:14px}
.rg-contrast{margin-top:clamp(56px,6vw,90px);border-top:2px solid var(--rg-navy)}
.rg-contrast__row{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr) 110px minmax(0,.9fr);gap:20px;align-items:center;padding:12px 0;border-bottom:1px solid var(--rg-line);font-size:16px}
.rg-contrast__row--head{font-family:var(--rg-mono);font-size:14px;font-weight:600;letter-spacing:.1em;color:var(--rg-mute)}
.rg-contrast__sample{padding:8px 14px;border-radius:10px;background:var(--b);color:var(--f);font-family:var(--rg-disp);font-size:20px;font-weight:600;box-shadow:inset 0 0 0 1px #0a1a2f1a}
.rg-contrast__row b{font-family:var(--rg-mono);font-size:18px;font-weight:600}
.rg-contrast__row>span:last-child{font-weight:700;color:#0a7a43}
.rg-contrast__row.is-bad>span:last-child{color:var(--rg-red)}
.rg-contrast__note{margin-top:14px;font-size:15px;color:var(--rg-mute)}
.rg-rules{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:clamp(56px,6vw,90px)}
.rg-rules li{display:grid;align-content:start;gap:8px;padding:24px 22px 26px;border-radius:20px;background:var(--rg-paper)}
.rg-rules b{font-family:var(--rg-mono);font-size:22px;font-weight:600;color:var(--rg-brand)}
.rg-rules strong{font-size:19px;line-height:1.4}
.rg-rules p{font-size:15px;line-height:1.7;color:var(--rg-sub)}

/* ---------------------------------------------------------------- 07 TYPE */
.rg-type{background:var(--rg-paper);padding-bottom:clamp(96px,10vw,170px)}
html.rg-motion .rg-spec{height:420vh}
.rg-spec__pin{position:sticky;top:0;display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,.6fr);align-items:center;gap:4vw;height:100vh;height:100svh;min-height:620px;padding:96px 6vw 60px}
.rg-spec__stage{position:relative;height:min(68vh,600px);border-radius:28px;background:#fff;box-shadow:inset 0 0 0 1px var(--rg-line);overflow:hidden}
.rg-spec__card{position:absolute;inset:0;display:grid;grid-template-rows:minmax(0,1fr) auto auto;padding:clamp(24px,3vw,44px);opacity:0;transform:translateY(30px) scale(.98);transition:opacity .5s,transform .5s}
.rg-spec__card.is-on{opacity:1;transform:none}
.rg-spec__aa{align-self:center;font-family:var(--fd);font-size:clamp(150px,19vw,320px);line-height:.9;letter-spacing:-.02em;color:var(--rg-navy)}
.rg-spec__sample{font-family:var(--fd);font-size:clamp(26px,2.6vw,44px);line-height:1.2;color:var(--rg-navy)}
.rg-spec__meta{display:flex;flex-wrap:wrap;gap:4px 14px;margin-top:14px;font-family:'Pretendard Variable',Pretendard,sans-serif;font-size:16px;color:var(--rg-sub)}
.rg-spec__meta b{font-family:var(--rg-mono);font-size:14px;font-weight:600;letter-spacing:.12em;color:var(--rg-brand)}
.rg-spec__card--final{background:var(--rg-ink);color:var(--rg-fg)}
.rg-spec__card--final .rg-spec__aa{font-family:var(--rg-disp);font-weight:300;color:var(--rg-fg)}
.rg-spec__card--final .rg-spec__sample{font-family:var(--rg-disp);font-weight:300;color:var(--rg-cyan2)}
.rg-spec__card--final .rg-spec__meta{font-family:var(--rg-mono);color:var(--rg-fg2)}
.rg-spec__card--final .rg-spec__meta b{color:var(--rg-cyan)}
.rg-spec__list{display:grid;gap:4px}
.rg-spec__list li{display:grid;grid-template-columns:44px minmax(0,1fr);align-items:center;gap:10px;padding:8px 12px;border-radius:12px;font-size:15px;font-weight:600;color:var(--rg-mute);transition:background .3s,color .3s}
.rg-spec__list b{font-family:var(--rg-mono);font-size:14px;font-weight:600}
.rg-spec__list li.is-on{background:var(--rg-navy);color:#fff}
.rg-spec__list li.is-final.is-on{background:var(--rg-brand)}
html:not(.rg-motion) .rg-spec__pin{position:relative;height:auto;min-height:0}
html:not(.rg-motion) .rg-spec__card{display:none}
html:not(.rg-motion) .rg-spec__card--final{display:grid;opacity:1;transform:none}
.rg-trio{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:clamp(56px,6vw,90px)}
.rg-trio__item{display:grid;grid-template-rows:auto minmax(0,1fr) auto;gap:16px;min-height:300px;padding:26px 24px;border-radius:22px;background:#fff;box-shadow:inset 0 0 0 1px var(--rg-line)}
.rg-trio__role{font-family:var(--rg-mono);font-size:14px;font-weight:600;letter-spacing:.12em;color:var(--rg-brand)}
.rg-trio__sample{align-self:center;font-family:var(--ff);font-size:clamp(26px,2.4vw,40px);line-height:1.25;letter-spacing:-.02em}
.rg-trio__item:nth-child(1) .rg-trio__sample{font-weight:300}
.rg-trio__item:nth-child(3) .rg-trio__sample{font-size:clamp(20px,1.7vw,28px);letter-spacing:0}
.rg-trio h3{font-size:18px;letter-spacing:-.01em}
.rg-notation{display:grid;grid-template-columns:minmax(0,.4fr) minmax(0,1.6fr);gap:4vw;margin-top:clamp(56px,6vw,90px)}
.rg-notation h3{font-size:clamp(26px,2.4vw,38px)}
.rg-notation ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.rg-notation li{display:grid;grid-template-columns:118px minmax(0,1fr);gap:16px;align-items:start;padding:18px;border-radius:16px;background:#fff;box-shadow:inset 0 0 0 1px var(--rg-line)}
.rg-notation code{font-size:20px;font-weight:600;color:var(--rg-brand)}
.rg-notation p{font-size:15.5px;line-height:1.65;color:var(--rg-sub)}
.rg-seq{margin-top:clamp(56px,6vw,90px);padding:clamp(24px,3vw,40px);border-radius:24px;background:var(--rg-ink);color:var(--rg-fg)}
.rg-seq__label{display:flex;justify-content:space-between;gap:16px;font-family:var(--rg-mono);font-size:14px;font-weight:600;letter-spacing:.14em;color:var(--rg-cyan2)}
.rg-seq__line{display:flex;flex-wrap:wrap;margin-top:22px;font-family:var(--rg-mono);font-size:clamp(20px,2.3vw,38px);font-weight:500;line-height:1.5;letter-spacing:.06em;word-break:break-all}
.rg-seq__line span{display:inline-block;color:#eaf3fb99;transition:color .4s,transform .4s;transition-delay:calc(var(--i,0) * 18ms)}
.rg-seq.is-in .rg-seq__line span{color:var(--rg-fg)}
.rg-seq__line .rg-seq__ac{color:var(--rg-fg3)!important}
.rg-seq.is-in .rg-seq__line span.is-sdkp{color:var(--rg-amber)}
.rg-seq.is-in .rg-seq__line span.is-lkktet{color:var(--rg-cyan)}
.rg-seq figcaption{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:20px;font-size:15px;line-height:1.7;color:var(--rg-fg2)}
.rg-seq figcaption span{display:inline-flex;align-items:center;gap:8px;font-family:var(--rg-mono);font-size:14px;font-weight:600;color:var(--rg-fg)}
.rg-seq figcaption i{width:14px;height:14px;border-radius:3px}
.rg-seq figcaption i.is-sdkp{background:var(--rg-amber)}
.rg-seq figcaption i.is-lkktet{background:var(--rg-cyan)}

/* ---------------------------------------------------------------- 08 STRUCTURE: zoom ladder + IA wires */
.rg-structure{padding-bottom:clamp(96px,10vw,170px)}
html.rg-motion .rg-zoom{height:400vh}
.rg-zoom__pin{position:sticky;top:0;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);align-items:center;gap:5vw;height:100vh;height:100svh;min-height:640px;padding:96px 6vw 60px;overflow:hidden}
.rg-zoom__stage{position:relative;justify-self:center;width:min(66vh,42vw,640px);aspect-ratio:1}
.rg-zoom__frame{position:absolute;inset:0;border-radius:50%;overflow:hidden;box-shadow:0 0 0 1px #8ce9ff44,0 30px 80px -30px #000;transform:scale(var(--zs,1));opacity:var(--zo,0);will-change:transform,opacity}
.rg-zoom__frame img{width:100%;height:100%;object-fit:cover}
.rg-zoom__tag{position:absolute;left:50%;bottom:9%;display:grid;justify-items:center;gap:2px;padding:6px 14px;border-radius:12px;background:#030a16cc;font-family:var(--rg-mono);font-size:14px;font-weight:500;color:var(--rg-fg2);transform:translateX(-50%);white-space:nowrap}
.rg-zoom__tag b{color:var(--rg-cyan2);font-weight:600;letter-spacing:.12em}
.rg-zoom__list{display:grid;gap:12px}
.rg-zoom__list li{display:grid;grid-template-columns:70px minmax(0,1fr);gap:4px 16px;padding:18px 20px;border-radius:18px;background:#0b1d3d66;box-shadow:inset 0 0 0 1px var(--rg-dline);opacity:.38;transition:opacity .5s,background .5s,box-shadow .5s}
.rg-zoom__list li.is-on{opacity:1;background:#0b1d3d;box-shadow:inset 0 0 0 1.5px #8ce9ff88}
.rg-zoom__no{grid-row:span 2;font-family:var(--rg-mono);font-size:18px;font-weight:600;color:var(--rg-cyan)}
.rg-zoom__list strong{font-size:20px;line-height:1.4}
.rg-zoom__list small{margin-left:6px;font-family:var(--rg-mono);font-size:14px;font-weight:500;color:var(--rg-fg3)}
.rg-zoom__list p{font-size:15px;line-height:1.65;color:var(--rg-fg2)}
html:not(.rg-motion) .rg-zoom__pin{position:relative;height:auto;min-height:0}
html:not(.rg-motion) .rg-zoom__frame{opacity:0}
html:not(.rg-motion) .rg-zoom__frame[data-z="0"]{opacity:1}
html:not(.rg-motion) .rg-zoom__list li{opacity:1}
.rg-ia{position:relative;display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,1fr) minmax(0,1fr);gap:0;align-items:start;margin-top:clamp(60px,6vw,96px);padding:clamp(20px,3vw,40px);border-radius:28px;background:#061227;box-shadow:inset 0 0 0 1px var(--rg-dline)}
.rg-ia__label{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 12px;margin-bottom:16px;font-size:15px;font-weight:700;color:var(--rg-fg2)}
.rg-ia__label b{font-family:var(--rg-mono);font-size:14px;font-weight:600;letter-spacing:.14em;color:var(--rg-cyan)}
.rg-ia__col ol{display:grid;gap:8px}
.rg-ia__col--now li{position:relative;z-index:1;display:block;padding:12px 16px;border-radius:12px;background:#0b1d3d;font-family:var(--rg-disp);font-size:17px;font-weight:600;cursor:pointer;box-shadow:inset 0 0 0 1px var(--rg-dline);transition:background .3s,box-shadow .3s}
.rg-ia__col--now li.is-hot{background:#13305c;box-shadow:inset 0 0 0 1.5px var(--rg-cyan)}
.rg-ia__col--new{grid-column:3}
.rg-ia__col--new li{position:relative;z-index:1;display:flex;align-items:center;gap:10px;padding:7px 12px;border-radius:10px;background:#0b1d3d;font-size:15px;font-weight:600;box-shadow:inset 0 0 0 1px var(--rg-dline);transition:opacity .3s,background .3s}
.rg-ia__col--new li b{font-family:var(--rg-mono);font-size:14px;color:var(--rg-cyan2)}
.rg-ia__col--new li[data-zoom]::after{content:attr(data-zoom);margin-left:auto;padding:0 8px;border-radius:99px;background:#38d6ff1f;font-family:var(--rg-mono);font-size:14px;font-weight:500;color:var(--rg-cyan2);text-transform:uppercase}
.rg-ia__wires{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none}
.rg-ia__wires path{fill:none;stroke:#38d6ff;stroke-width:1.4;opacity:.5;stroke-dasharray:var(--len,600);stroke-dashoffset:calc(var(--len,600) * (1 - var(--wp,0)));transition:opacity .3s}
.rg-ia.is-focus .rg-ia__wires path{opacity:.08}
.rg-ia.is-focus .rg-ia__wires path.is-hot{opacity:1;stroke-width:2}
.rg-ia.is-focus .rg-ia__col--new li{opacity:.35}
.rg-ia.is-focus .rg-ia__col--new li.is-hot{opacity:1;background:#13305c}

/* ---------------------------------------------------------------- 09 LAB */
.rg-labx{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,.8fr);grid-template-areas:"view side" "note note";gap:22px 3vw;margin-top:clamp(48px,5vw,80px)}
.rg-labx__view{grid-area:view;position:relative;overflow:hidden;border-radius:24px;aspect-ratio:16/10;background:#061227;box-shadow:0 0 0 1px var(--rg-dline)}
.rg-labx__cv{width:100%;height:100%;cursor:crosshair;touch-action:none}
.rg-labx__hint{position:absolute;left:50%;top:50%;padding:8px 16px;border-radius:99px;background:#030a16cc;font-size:15px;font-weight:700;color:#fff;transform:translate(-50%,-50%);pointer-events:none;transition:opacity .5s}
.rg-labx.is-used .rg-labx__hint{opacity:0}
.rg-labx__hud{position:absolute;left:14px;top:12px;display:flex;gap:16px;padding:4px 12px;border-radius:8px;background:#030a16c7;font-family:var(--rg-mono);font-size:14px;color:var(--rg-fg2);pointer-events:none}
.rg-labx__hud b{color:#fff;font-weight:600}
.rg-labx__side{grid-area:side;display:grid;align-content:start;gap:16px}
.rg-labx__ctrl{display:inline-flex;justify-self:start;padding:5px;border-radius:99px;background:#eaf3fb14}
.rg-labx__ctrl button{min-height:42px;padding:0 18px;border-radius:99px;font-size:15px;font-weight:800;color:var(--rg-fg2);transition:background .3s,color .3s}
.rg-labx__ctrl button[aria-pressed="true"]{background:var(--rg-cyan);color:#021018}
.rg-labx__reset{justify-self:start;min-height:46px;padding:0 20px;border-radius:99px;border:1px solid #eaf3fb55;font-size:15px;font-weight:700}
.rg-labx__steps{display:grid;gap:10px}
.rg-labx__steps li{display:grid;grid-template-columns:36px minmax(0,1fr);gap:2px 12px;padding:14px 16px;border-radius:16px;background:#0b1d3d66;box-shadow:inset 0 0 0 1px var(--rg-dline);opacity:.45;transition:opacity .4s,box-shadow .4s}
.rg-labx__steps li.is-on{opacity:1;box-shadow:inset 0 0 0 1.5px #8ce9ff88}
.rg-labx__steps b{grid-row:span 2;font-family:var(--rg-mono);font-size:18px;font-weight:600;color:var(--rg-cyan)}
.rg-labx__steps strong{font-size:17px}
.rg-labx__steps p{font-size:15px;line-height:1.6;color:var(--rg-fg2)}
.rg-labx__note{grid-area:note;font-size:15px;line-height:1.7;color:var(--rg-fg3)}

/* ---------------------------------------------------------------- ROUND 1: sketch deck */
.rg-r1{background:var(--rg-paper);padding-bottom:clamp(96px,10vw,170px)}
.rg-deck{position:relative}
.rg-deck__pin{position:sticky;top:0;display:grid;align-content:center;height:100vh;height:100svh;min-height:640px;padding:90px 0 40px;overflow:hidden}
.rg-deck__count{position:absolute;right:6vw;top:calc(85px + 2vh);font-family:var(--rg-mono);font-size:15px;font-weight:600;color:var(--rg-mute)}
.rg-deck__count b{font-size:28px;color:var(--rg-navy)}
.rg-deck__track{display:flex;gap:clamp(18px,2vw,32px);width:max-content;padding:0 6vw;transform:translateX(calc(var(--dx,0) * -1px));will-change:transform}
.rg-sk{flex:none;display:grid;gap:16px;width:min(62vw,860px,calc((100vh - 290px) * 1.6))}
.rg-sk__frame{overflow:hidden;border-radius:16px;background:#fff;box-shadow:0 40px 70px -40px #0a1a2f80,0 0 0 1px var(--rg-line);transform:rotate(calc(var(--ks,0) * .6deg)) scale(calc(1 - var(--kd,0) * .04));transition:transform .4s}
.rg-sk__bar{display:flex;align-items:center;gap:14px;height:34px;padding:0 14px;background:#e6ebf0;font-family:var(--rg-mono);font-size:14px;color:var(--rg-mute)}
.rg-sk__bar span:first-child{display:flex;gap:6px}
.rg-sk__bar i{width:10px;height:10px;border-radius:50%;background:#0a1a2f2e}
.rg-sk__view{position:relative;aspect-ratio:16/10;overflow:hidden;background:#f4f6f8}
.rg-sk__top{width:100%;height:100%;object-fit:cover;object-position:top;transition:opacity .4s}
.rg-sk__tall{position:absolute;left:0;top:0;width:100%;height:auto;opacity:0;transition:opacity .4s}
.rg-sk.is-tall:hover .rg-sk__tall,.rg-sk.is-tall:focus-within .rg-sk__tall{opacity:1;animation:rg-tall 14s linear infinite alternate}
.rg-sk.is-tall:hover .rg-sk__top,.rg-sk.is-tall:focus-within .rg-sk__top{opacity:0}
@keyframes rg-tall{from{transform:translateY(0)}to{transform:translateY(calc(-100% + var(--vh,520px)))}}
.rg-sk__info{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:4px 16px;align-items:center}
.rg-sk__name{grid-column:1/-1;display:flex;align-items:baseline;gap:12px;font-family:var(--rg-disp);font-size:24px;font-weight:600;letter-spacing:-.01em}
.rg-sk__name b{font-family:var(--rg-mono);font-size:16px;color:var(--rg-brand)}
.rg-sk__font{font-family:var(--rg-mono);font-size:14px;color:var(--rg-mute)}
.rg-sk__chips{display:flex;gap:5px}
.rg-sk__chips i{width:22px;height:22px;border-radius:50%;background:var(--c);box-shadow:inset 0 0 0 1px #0a1a2f26}
.rg-sk__note{grid-column:1/-1;font-size:16px;line-height:1.6;color:var(--rg-sub)}
.rg-deck__progress{position:absolute;left:6vw;right:6vw;bottom:24px;height:3px;border-radius:2px;background:#0a1a2f1a}
.rg-deck__progress i{position:absolute;inset:0;background:var(--rg-brand);transform:scaleX(var(--dp,0));transform-origin:left}
html:not(.rg-motion) .rg-deck__pin{position:relative;height:auto;min-height:0;overflow:visible}
html:not(.rg-motion) .rg-deck__track{flex-wrap:wrap;width:auto;transform:none;padding:0 6vw}
html:not(.rg-motion) .rg-sk{width:min(100%,560px)}
.rg-r1__head{margin-top:clamp(70px,7vw,110px)}
.rg-lessons{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:clamp(40px,4vw,60px)}
.rg-lessons li{display:grid;align-content:start;gap:10px;padding:26px 24px 30px;border-radius:22px;background:#fff;box-shadow:inset 0 0 0 1px var(--rg-line)}
.rg-lessons b{font-family:var(--rg-mono);font-size:26px;font-weight:600;line-height:1;color:var(--rg-brand)}
.rg-lessons strong{font-size:21px;line-height:1.35}
.rg-lessons p{font-size:16px;line-height:1.7;color:var(--rg-sub)}

/* ---------------------------------------------------------------- TURN: white page → into the eye */
html.rg-motion .rg-turn{height:240vh}
.rg-turn__pin{position:sticky;top:0;height:100vh;height:100svh;min-height:600px;overflow:hidden;background:#fff;--tp:0}
.rg-turn__from{position:absolute;inset:0;background:var(--from) center top/cover no-repeat;filter:brightness(calc(1 - var(--tp) * .85)) blur(calc(var(--tp) * 6px));transform:scale(calc(1 + var(--tp) * .08))}
.rg-turn__to{position:absolute;inset:0;background:var(--to) center/cover no-repeat;clip-path:circle(calc(var(--tp) * 75%) at 50% 50%);transform:scale(calc(1.3 - var(--tp) * .3))}
.rg-turn p{position:absolute;left:6vw;right:6vw;display:grid;gap:10px;font-size:clamp(30px,4vw,64px);font-weight:800;line-height:1.2;letter-spacing:-.04em;text-shadow:0 2px 30px #0008}
.rg-turn p span{font-family:var(--rg-mono);font-size:15px;font-weight:600;letter-spacing:.16em;text-shadow:none}
.rg-turn__a{top:24%;color:#0a1a2f;opacity:calc(1 - var(--tp) * 2.4);text-shadow:none!important}
.rg-turn__a span{color:var(--rg-brand)}
.rg-turn__b{bottom:16%;text-align:right;color:#fff;opacity:calc((var(--tp) - .5) * 2.4)}
.rg-turn__b span{color:var(--rg-cyan2)}
html:not(.rg-motion) .rg-turn__pin{height:auto;min-height:70vh;padding:12vh 0;--tp:1}

/* ---------------------------------------------------------------- SIANS (R2 clinical white · R3 surface of sight) */
.rg-sian{position:relative;padding-block:clamp(90px,9vw,150px) clamp(70px,7vw,110px)}
.rg-sian--a{background:radial-gradient(55% 50% at 75% 30%,#dbe9f8 0,#eef3f8 70%);color:var(--rg-navy)}
.rg-sian--b{background:radial-gradient(45% 45% at 72% 30%,#0e2a5a 0,transparent 70%),radial-gradient(40% 40% at 20% 85%,#3a2a0c66 0,transparent 70%),#030a16;color:#eaf3fb}
.rg-sian__inner{display:grid;grid-template-columns:minmax(0,.72fr) minmax(0,1.6fr);gap:clamp(30px,4vw,72px);align-items:center;width:calc(100% - 8vw);max-width:1600px;margin-inline:auto}
.rg-sian__info{position:relative}
.rg-sian__letter{position:absolute;right:0;top:-48px;font-family:var(--rg-disp);font-size:clamp(130px,13vw,220px);font-weight:200;line-height:.8;opacity:.12;pointer-events:none;color:var(--rg-brand)}
.rg-sian--b .rg-sian__letter{color:var(--rg-cyan)}
.rg-sian__status{display:inline-block;padding:6px 14px;border-radius:99px;font-size:14px;font-weight:800;letter-spacing:.04em;background:var(--rg-brand);color:#fff}
.rg-sian--b .rg-sian__status{background:var(--rg-cyan);color:#021018}
.rg-sian__info h3{margin-top:20px;font-size:clamp(22px,2vw,32px)}
.rg-sian__info h3 small{display:block;margin-bottom:12px;font-family:var(--rg-disp);font-size:clamp(34px,3.2vw,56px);font-weight:300;line-height:1;letter-spacing:-.03em;color:var(--rg-brand)}
.rg-sian--b h3 small{background:linear-gradient(90deg,#eaf3fb,#8ce9ff 50%,#ffb760);-webkit-background-clip:text;background-clip:text;color:transparent}
.rg-sian__info>p{margin-top:20px;font-size:17px;color:var(--rg-sub)}
.rg-sian--b .rg-sian__info>p{color:var(--rg-fg2)}
.rg-sian__points{display:grid;gap:10px;margin-top:24px}
.rg-sian__points li{position:relative;padding-left:24px;font-size:16px;font-weight:600;line-height:1.55}
.rg-sian__points li::before{content:"";position:absolute;left:0;top:.42em;width:12px;height:7px;border-radius:12px 12px 0 0;border:2px solid var(--rg-brand);border-bottom:0}
.rg-sian--b .rg-sian__points li::before{border-color:var(--rg-cyan)}
.rg-sian__chips{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin-top:26px}
.rg-sian__chips i{width:26px;height:26px;border-radius:50%;background:var(--c);box-shadow:0 0 0 1px #0a1a2f33}
.rg-sian--b .rg-sian__chips i{box-shadow:0 0 0 1px #eaf3fb40}
.rg-sian__chips span{margin-left:10px;font-size:14px;font-weight:700;opacity:.9}
.rg-sian__open{display:inline-flex;align-items:center;gap:14px;min-height:48px;margin-top:30px;padding:0 22px;border-radius:99px;font-size:16px;font-weight:800;background:var(--rg-brand);color:#fff!important;transition:transform .3s}
.rg-sian--b .rg-sian__open{background:var(--rg-cyan);color:#021018!important}
.rg-sian__open:hover{transform:translateY(-3px)}
.rg-sian__device{position:relative;padding:0 clamp(50px,7vw,130px) 0 0}
.rg-browser{overflow:hidden;border-radius:16px;background:#111;box-shadow:0 50px 100px -40px #0a1a2fb3,0 0 0 1px #0a1a2f24}
.rg-sian--b .rg-browser{box-shadow:0 50px 100px -40px #000,0 0 0 1px #eaf3fb24}
.rg-browser__bar{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:14px;height:40px;padding:0 16px;background:#1b1d24}
.rg-browser__bar>span:first-child{display:flex;gap:6px}
.rg-browser__bar>span:first-child i{width:10px;height:10px;border-radius:50%;background:#ffffff2e}
.rg-browser__url{justify-self:center;padding:3px 40px;border-radius:99px;background:#ffffff12;color:#d6d8df;font-family:var(--rg-mono);font-size:14px;font-weight:500}
.rg-browser__live{font-family:var(--rg-mono);font-size:14px;font-weight:600;letter-spacing:.12em;color:#ff8a7a}
.rg-browser__view{position:relative;aspect-ratio:16/10;background:#000}
.rg-browser__view video{width:100%;height:100%;object-fit:cover}
.rg-phone{position:relative;width:200px;margin:0;padding:8px;border-radius:32px;background:#111216;box-shadow:0 40px 80px -30px #000b,0 0 0 1px #ffffff26}
.rg-phone__notch{position:absolute;z-index:2;top:14px;left:50%;width:62px;height:16px;margin-left:-31px;border-radius:99px;background:#111216}
.rg-phone__view,.rg-phone>img{overflow:hidden;width:100%;border-radius:25px;aspect-ratio:390/844;background:#000}
.rg-phone__view video{width:100%;height:100%;object-fit:cover}
.rg-sian__device .rg-phone{position:absolute;right:0;bottom:56px}
.rg-chapter-bar{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px 16px;align-items:center;margin-top:22px;max-width:calc(100% - 120px)}
.rg-chapter-bar__track{grid-column:1/-1;position:relative;height:3px;border-radius:2px;background:#0a1a2f1f}
.rg-sian--b .rg-chapter-bar__track{background:#eaf3fb26}
.rg-chapter-bar__track i{position:absolute;inset:0;background:var(--rg-brand);transform:scaleX(var(--vp,0));transform-origin:left}
.rg-sian--b .rg-chapter-bar__track i{background:linear-gradient(90deg,#38d6ff,#ffb760)}
.rg-chapter-bar__list{display:flex;flex-wrap:wrap;gap:6px}
.rg-chapter-bar__list button{display:inline-flex;align-items:center;gap:8px;min-height:40px;padding:0 13px;border-radius:99px;border:1px solid #0a1a2f33;font-size:14px;font-weight:700;line-height:1.4;color:var(--rg-sub);transition:background .3s,color .3s,border-color .3s}
.rg-sian--b .rg-chapter-bar__list button{border-color:#eaf3fb33;color:var(--rg-fg2)}
.rg-chapter-bar__list button b{font-family:var(--rg-mono);font-size:14px;font-weight:600;opacity:.8}
.rg-chapter-bar__list button[aria-current="true"]{background:var(--rg-brand);border-color:var(--rg-brand);color:#fff}
.rg-sian--b .rg-chapter-bar__list button[aria-current="true"]{background:var(--rg-cyan);border-color:var(--rg-cyan);color:#021018}
.rg-chapter-bar__play{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;border:1px solid #0a1a2f55;font-size:14px;font-weight:700}
.rg-sian--b .rg-chapter-bar__play{border-color:#eaf3fb55;color:var(--rg-fg)}
.rg-notes{margin-top:clamp(70px,7vw,120px)}
.rg-notes__head{display:grid;grid-template-columns:auto 1fr;gap:30px;align-items:center}
.rg-notes__head p{max-width:640px;font-size:16px;color:var(--rg-sub)}
.rg-sian--b .rg-notes__head p{color:var(--rg-fg2)}
.rg-notes__strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px 18px;width:calc(100% - 12vw);max-width:1440px;margin:34px auto 0}
.rg-notes__shot{display:block;width:100%;overflow:hidden;border-radius:12px;background:#000;box-shadow:0 0 0 1px #0a1a2f26}
.rg-notes__shot img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .8s var(--rg-ease)}
.rg-notes__shot:hover img{transform:scale(1.05)}
.rg-notes__strip b{display:block;margin-top:14px;font-size:17px;font-weight:800;letter-spacing:-.02em;color:var(--rg-brand)}
.rg-sian--b .rg-notes__strip b{color:var(--rg-cyan)}
.rg-notes__strip p{margin-top:6px;font-size:15px;line-height:1.6;color:var(--rg-sub)}
.rg-sian--b .rg-notes__strip p{color:var(--rg-fg2)}
.rg-film{display:grid;grid-template-columns:minmax(0,.62fr) minmax(0,1.38fr);grid-template-areas:"head view" "head range";gap:14px clamp(24px,3vw,48px);margin-top:clamp(70px,7vw,120px);align-items:start}
.rg-film__head{grid-area:head;display:grid;gap:14px;align-content:start}
.rg-film__head h3{font-size:clamp(26px,2.4vw,38px)}
.rg-film__head>p{font-size:16px;line-height:1.7;color:var(--rg-fg2)}
.rg-film__tabs{display:inline-flex;flex-wrap:wrap;gap:6px;justify-self:start;padding:5px;border-radius:24px;background:#eaf3fb14}
.rg-film__tabs button{display:inline-flex;align-items:center;gap:8px;min-height:42px;padding:0 16px;border-radius:99px;font-size:15px;font-weight:800;color:var(--rg-fg2);white-space:nowrap;transition:background .3s,color .3s}
.rg-film__tabs small{font-family:var(--rg-mono);font-size:14px;font-weight:500;opacity:.8}
.rg-film__tabs button[aria-pressed="true"]{background:var(--rg-cyan);color:#021018}
.rg-film__desc{font-size:15px;line-height:1.65;color:var(--rg-fg3)}
.rg-film__view{grid-area:view;position:relative;overflow:hidden;border-radius:16px;background:#030a16;box-shadow:0 0 0 1px #eaf3fb26;aspect-ratio:16/9;cursor:ew-resize;touch-action:pan-y}
.rg-film__view canvas{width:100%;height:100%}
.rg-film__counter{position:absolute;right:14px;top:12px;padding:3px 10px;border-radius:6px;background:#030a16c7;font-family:var(--rg-mono);font-size:14px;color:var(--rg-fg2)}
.rg-film__counter b{color:#fff}
.rg-film__hint{position:absolute;left:50%;bottom:14px;padding:4px 12px;border-radius:99px;background:#030a16c7;font-size:14px;font-weight:700;color:#fff;transform:translateX(-50%);transition:opacity .5s}
.rg-film.is-used .rg-film__hint{opacity:0}
.rg-film__range{grid-area:range;width:100%;accent-color:var(--rg-cyan)}
.rg-sian__palette{margin-top:clamp(56px,6vw,90px)}
.rg-sian__ptitle{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 16px}
.rg-sian__ptitle b{font-family:var(--rg-mono);font-size:18px;font-weight:600}
.rg-sian__ptitle span{font-size:16px;font-weight:700;color:var(--rg-sub)}
.rg-sian--b .rg-sian__ptitle span{color:var(--rg-fg2)}
.rg-sian__bar{display:flex;gap:4px;margin-top:16px;min-height:124px}
.rg-sian__bar li{flex:var(--w) 1 0;min-width:84px}
.rg-sian__bar button{display:grid;align-content:space-between;width:100%;height:100%;min-height:124px;padding:12px;border-radius:12px;background:var(--c);color:var(--fg);text-align:left;box-shadow:inset 0 0 0 1px #0a1a2f1f;transition:transform .3s}
.rg-sian--b .rg-sian__bar button{box-shadow:inset 0 0 0 1px #eaf3fb1f}
.rg-sian__bar button:hover{transform:translateY(-4px)}
.rg-sian__bar b{font-size:14px;font-weight:800;line-height:1.3}
.rg-sian__bar code{font-size:14px}
.rg-sian__bar span{font-family:var(--rg-mono);font-size:14px;font-weight:600;opacity:.85}

/* ---------------------------------------------------------------- 10 PROCESS */
.rg-process{background:var(--rg-paper)}
.rg-dlog{margin-top:clamp(56px,6vw,90px);border-top:2px solid var(--rg-navy)}
.rg-dlog__row{display:grid;grid-template-columns:minmax(0,.55fr) minmax(0,1fr) minmax(0,1fr) minmax(0,1.15fr) minmax(0,1.1fr);gap:20px;align-items:start;padding:18px 0;border-bottom:1px solid var(--rg-line);font-size:16px;line-height:1.6;transition:background .5s,opacity .5s}
.rg-dlog__row>span{min-width:0}
.rg-dlog__row--head{font-family:var(--rg-mono);font-size:14px;font-weight:600;letter-spacing:.1em;color:var(--rg-mute)}
.rg-dlog__row [role="rowheader"]{font-weight:800}
.rg-dlog__row .is-final{font-weight:700;color:var(--rg-navy)}
.rg-dlog__why{color:var(--rg-sub)}
.rg-js .rg-dlog__row:not(.rg-dlog__row--head){opacity:.35}
.rg-js .rg-dlog__row.is-on{opacity:1}
.rg-dlog__row.is-on .is-final{color:var(--rg-brand)}
.rg-dlog__row.is-cur{background:#fff;box-shadow:-12px 0 0 #fff,12px 0 0 #fff}
.rg-keeps__head,.rg-gen__head{margin-top:clamp(80px,8vw,130px)}
.rg-keeps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:clamp(40px,4vw,60px)}
.rg-keeps li{display:grid;align-content:start;gap:8px;padding:24px 22px 26px;border-radius:20px;background:#fff;box-shadow:inset 0 0 0 1px var(--rg-line)}
.rg-keeps span{font-family:var(--rg-mono);font-size:22px;font-weight:600;color:var(--rg-brand)}
.rg-keeps strong{font-size:19px;line-height:1.4}
.rg-keeps p{font-size:15px;line-height:1.7;color:var(--rg-sub)}
.rg-gen{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:clamp(40px,4vw,60px)}
.rg-gen img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:14px;background:#061227}
.rg-gen figcaption{margin-top:10px;font-size:15px;font-weight:700;color:var(--rg-sub)}
.rg-verdict{display:grid;grid-template-columns:auto minmax(0,1fr);gap:8px 30px;align-items:baseline;margin-top:clamp(70px,7vw,110px);padding:28px 30px;border-radius:22px;background:var(--rg-ink);color:var(--rg-fg)}
.rg-verdict b{font-family:var(--rg-mono);font-size:15px;font-weight:600;letter-spacing:.12em;color:var(--rg-cyan2)}
.rg-verdict p{font-size:17px;line-height:1.7;color:var(--rg-fg2)}

/* ---------------------------------------------------------------- 11 PARTS (bento) */
.rg-bento{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:16px;margin-top:clamp(56px,6vw,90px)}
.rg-part{display:grid;grid-template-rows:auto minmax(0,1fr) auto auto;gap:12px;padding:22px 22px 26px;border-radius:24px;background:#061227;box-shadow:inset 0 0 0 1px var(--rg-dline)}
.rg-part--badges,.rg-part--pipe{grid-column:span 3}
.rg-part--trial,.rg-part--news{grid-column:span 2}
.rg-part--news{grid-column:span 4}
.rg-part--notice{grid-column:span 4}
.rg-part--num{grid-column:span 2}
.rg-part__label{font-family:var(--rg-mono);font-size:14px;font-weight:600;letter-spacing:.12em;color:var(--rg-cyan2)}
.rg-part h3{font-size:20px}
.rg-part>p:last-child{font-size:15px;line-height:1.65;color:var(--rg-fg2)}
.rg-part__badges{display:flex;flex-wrap:wrap;align-content:center;gap:8px;padding:18px 0}
.rg-part__badges span,.rg-part__trial p span{display:inline-flex;align-items:center;min-height:32px;padding:0 12px;border-radius:99px;font-family:var(--rg-mono);font-size:14px;font-weight:600;letter-spacing:.04em;box-shadow:inset 0 0 0 1px #8ce9ff55;color:var(--rg-cyan2)}
.rg-part__badges .is-phase,.rg-part__trial .is-phase{background:#38d6ff1f}
.rg-part__badges .is-orphan{box-shadow:inset 0 0 0 1px #c2f24b88;color:var(--rg-stain)}
.rg-part__badges .is-done{box-shadow:inset 0 0 0 1px #eaf3fb55;color:var(--rg-fg)}
.rg-part__badges .is-ongoing{background:#ffb7601f;box-shadow:inset 0 0 0 1px #ffb76088;color:var(--rg-amber)}
.rg-part__badges .is-plan{box-shadow:inset 0 0 0 1px #eaf3fb33;color:var(--rg-fg3)}
.rg-part__pipe{display:grid;align-content:center;gap:14px;padding:12px 0}
.rg-part__pipe>div{display:grid;grid-template-columns:130px minmax(0,1fr) auto;gap:12px;align-items:center;font-family:var(--rg-mono);font-size:14px;color:var(--rg-fg)}
.rg-part__pipe i{position:relative;height:8px;border-radius:4px;background:#eaf3fb1a;overflow:hidden}
.rg-part__pipe i::after{content:"";position:absolute;inset:0;border-radius:4px;background:linear-gradient(90deg,#0a92c6,#38d6ff);transform:scaleX(calc(var(--w) * var(--pf,0)));transform-origin:left;transition:transform 1.6s var(--rg-ease)}
.rg-part.is-in .rg-part__pipe i{--pf:1}
.rg-part__pipe b{font-weight:600;color:var(--rg-cyan2)}
.rg-part__pipe p{display:grid;grid-template-columns:130px repeat(5,minmax(0,1fr));gap:0;font-family:var(--rg-mono);font-size:14px;color:var(--rg-fg3)}
.rg-part__pipe p span:first-child{grid-column:2}
.rg-part__trial{display:grid;align-content:center;gap:6px;padding:18px;border-radius:18px;background:#f1f5f8;color:#0a1a2f}
.rg-part__trial p{display:flex;justify-content:space-between;gap:8px}
.rg-part__trial p span{box-shadow:inset 0 0 0 1px #0a1a2f33;color:#0a1a2f}
.rg-part__trial p span.is-phase{background:#007cbf1a;color:#005b8f}
.rg-part__trial b{margin-top:6px;font-family:var(--rg-disp);font-size:34px;font-weight:300;letter-spacing:-.03em}
.rg-part__trial small{font-family:var(--rg-mono);font-size:14px;color:#33465a}
.rg-part__trial>span{font-size:15px;line-height:1.5;color:#33465a}
.rg-part__trial code{font-size:14px;color:#005b8f}
.rg-part__news{display:grid;align-content:center;gap:0;padding:6px 0}
.rg-part__news li{display:grid;grid-template-columns:auto auto minmax(0,1fr) auto;gap:14px;align-items:center;padding:14px 4px;border-bottom:1px solid var(--rg-dline);font-size:15px}
.rg-part__news time{font-family:var(--rg-mono);font-size:14px;color:var(--rg-fg3)}
.rg-part__news span{padding:2px 10px;border-radius:99px;font-family:var(--rg-mono);font-size:14px;font-weight:600}
.rg-part__news .is-rx{background:#38d6ff1f;color:var(--rg-cyan2)}
.rg-part__news .is-press{background:#ffb7601f;color:var(--rg-amber)}
.rg-part__news b{overflow:hidden;font-weight:600;text-overflow:ellipsis;white-space:nowrap}
.rg-part__news i{font-style:normal;color:var(--rg-fg3)}
.rg-part__notice{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:14px;align-items:center;align-self:center;padding:14px 18px;border-radius:14px;background:#0b1d3d;box-shadow:inset 0 0 0 1px #c2f24b55}
.rg-part__dot{width:10px;height:10px;border-radius:50%;background:var(--rg-stain);box-shadow:0 0 0 0 #c2f24b88;animation:rg-pulse 2s infinite}
@keyframes rg-pulse{0%{box-shadow:0 0 0 0 #c2f24b88}70%{box-shadow:0 0 0 12px #c2f24b00}100%{box-shadow:0 0 0 0 #c2f24b00}}
.rg-part__notice p{display:flex;flex-wrap:wrap;gap:4px 12px;font-size:15px;color:var(--rg-fg2)}
.rg-part__notice p b{font-family:var(--rg-mono);font-size:14px;font-weight:600;color:var(--rg-stain)}
.rg-part__notice a{font-size:15px;font-weight:700;color:var(--rg-fg)}
.rg-part__num{display:grid;align-content:center;padding:6px 0}
.rg-part__num b{font-family:var(--rg-disp);font-size:clamp(70px,6vw,110px);font-weight:200;line-height:1;letter-spacing:-.05em;color:#fff}
.rg-part__num span{font-family:var(--rg-mono);font-size:14px;color:var(--rg-fg2)}

/* ---------------------------------------------------------------- 12 MOBILE */
.rg-phones{display:flex;gap:28px;width:max-content;margin-top:clamp(56px,6vw,90px);padding:0 6vw 30px;transform:translateX(calc(var(--px,0) * -1px))}
.rg-phones .rg-phone{flex:none;width:clamp(200px,17vw,250px);transform:translateY(calc(var(--sp) * var(--pp,0) * 1px))}
.rg-phones figcaption{margin-top:14px;text-align:center;font-size:15px;font-weight:700;color:var(--rg-fg2)}

/* ---------------------------------------------------------------- COMPARE */
.rg-table{margin-top:clamp(56px,6vw,90px);border-top:1px solid #eaf3fb4d}
.rg-table__row{display:grid;grid-template-columns:160px repeat(3,minmax(0,1fr));gap:24px;padding:18px 0;border-bottom:1px solid var(--rg-dline);font-size:16px;line-height:1.6;color:var(--rg-fg2)}
.rg-table__row--head{font-family:var(--rg-mono);font-size:14px;font-weight:600;letter-spacing:.08em;color:var(--rg-fg)}
.rg-table__row [role="rowheader"]{font-weight:800;color:var(--rg-fg)}
.rg-table__row--head .is-1{color:#b7c3cf}
.rg-table__row--head .is-2{color:#7fb6ff}
.rg-table__row--head .is-3{color:var(--rg-cyan)}

/* ---------------------------------------------------------------- 13 CREDITS: protocol synopsis */
.rg-credits{background:var(--rg-paper)}
.rg-card{max-width:1080px;margin:0 auto;padding:clamp(24px,3vw,44px);border-radius:28px;background:#fff;box-shadow:0 40px 90px -50px #0a1a2f80,inset 0 0 0 1px var(--rg-line)}
.rg-card header{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-bottom:18px;border-bottom:2px solid var(--rg-navy);font-family:var(--rg-mono);font-size:14px;font-weight:600;letter-spacing:.1em}
.rg-card header span:first-child{display:inline-flex;align-items:center;gap:12px}
.rg-card__title{display:grid;grid-template-columns:auto minmax(0,1fr);gap:4px 28px;align-items:center;padding:28px 0}
.rg-card__title svg{grid-row:span 3;width:clamp(120px,14vw,190px);height:auto}
.rg-card__kicker{font-family:var(--rg-mono);font-size:14px;letter-spacing:.14em;color:var(--rg-mute)}
.rg-card__kicker b{color:var(--rg-brand)}
.rg-card__title h2{font-family:var(--rg-disp);font-size:clamp(40px,4.4vw,72px);font-weight:300;line-height:1.02;letter-spacing:-.04em}
.rg-card__sub{font-size:15px;color:var(--rg-sub)}
.rg-card__table{width:100%;border-collapse:collapse;font-size:16px}
.rg-card__table thead th{padding:10px 12px;border-bottom:1px solid var(--rg-navy);font-family:var(--rg-mono);font-size:14px;font-weight:600;letter-spacing:.1em;text-align:left;color:var(--rg-mute)}
.rg-card__table tbody th{width:170px;padding:12px;border-bottom:1px solid var(--rg-line);font-family:var(--rg-mono);font-size:14px;font-weight:600;letter-spacing:.06em;text-align:left;vertical-align:top;color:var(--rg-brand)}
.rg-card__table td{padding:12px;border-bottom:1px solid var(--rg-line);line-height:1.6}
.rg-card__foot{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:16px;align-items:center;margin-top:22px;padding:16px 18px;border-radius:16px;background:var(--rg-ink);color:var(--rg-fg)}
.rg-card__foot>span:first-child{font-family:var(--rg-mono);font-size:14px;font-weight:600;letter-spacing:.12em;color:var(--rg-cyan2)}
.rg-card__foot b{font-size:17px}
.rg-card__drop{position:relative;width:28px;height:36px}
.rg-card__drop i{position:absolute;left:50%;top:0;width:16px;height:16px;margin-left:-8px;border-radius:50% 50% 50% 0;background:linear-gradient(135deg,#8ce9ff,#22b2ce);transform:rotate(-45deg);animation:rg-drop 2.4s var(--rg-ease) infinite}
@keyframes rg-drop{0%{top:0;opacity:0}20%{opacity:1}70%{top:18px;opacity:1}100%{top:22px;opacity:0}}

/* ---------------------------------------------------------------- ENDING */
.rg-ending{text-align:center;background:radial-gradient(60% 60% at 50% 0,#0e2a5a 0,#030a16 70%)}
.rg-ending h2{margin-top:22px}
.rg-ending .rg-wrap>p{max-width:760px;margin:24px auto 0;font-size:18px;color:var(--rg-fg2)}
.rg-ending__links{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:22px 36px;margin-top:40px}
.rg-others{margin-top:clamp(80px,8vw,130px);text-align:left}
.rg-others__title{font-size:clamp(24px,2vw,32px)!important}
.rg-others ul{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:26px}
.rg-others a{display:grid;gap:10px}
.rg-others__img{display:block;overflow:hidden;border-radius:16px;aspect-ratio:820/568;background:#061227}
.rg-others__img img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--rg-ease)}
.rg-others a:hover .rg-others__img img{transform:scale(1.04)}
.rg-others__tag{font-family:var(--rg-mono);font-size:14px;font-weight:600;letter-spacing:.06em;color:var(--rg-cyan2)}
.rg-others strong{font-size:20px}
.rg-others__desc{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;font-size:15px;line-height:1.65;color:var(--rg-fg2)}

/* ---------------------------------------------------------------- index · lightbox · toast */
.rg-index{position:fixed;z-index:1001;left:50%;bottom:22px;display:flex;align-items:center;gap:2px;max-width:calc(100vw - 40px);padding:6px 6px 6px 16px;border-radius:99px;background:#ffffffeb;box-shadow:0 18px 40px #0a1a2f33,inset 0 0 0 1px #0a1a2f1a;backdrop-filter:blur(10px);transform:translate(-50%,140%);opacity:0;transition:transform .5s var(--rg-ease),opacity .5s,background .4s}
.rg-index.is-visible{transform:translate(-50%,0);opacity:1}
.rg-index__gauge{display:inline-grid;gap:3px;margin-right:12px}
.rg-index__gauge i{position:relative;display:block;width:30px;height:4px;border-radius:2px;background:#0a1a2f21;overflow:hidden}
.rg-index__gauge i::after{content:"";position:absolute;inset:0;background:var(--rg-brand);transform:scaleX(var(--g,0));transform-origin:left}
.rg-index a{display:inline-flex;align-items:center;gap:6px;min-height:40px;padding:0 9px;border-radius:99px;color:#33465a;font-size:14px;font-weight:700;white-space:nowrap;transition:background .3s,color .3s}
.rg-index a b{font-family:var(--rg-mono);font-size:14px;font-weight:600;color:#4f6276}
.rg-index a span{display:none}
.rg-index a:hover{color:#0a1a2f}
.rg-index a[aria-current]{background:#0a1a2f;color:#fff}
.rg-index a[aria-current] b{color:#8ce9ff}
.rg-index a[aria-current] span{display:inline}
.rg-index.is-night{background:#030a16eb;box-shadow:0 18px 40px #0006,inset 0 0 0 1px #eaf3fb2e}
.rg-index.is-night .rg-index__gauge i{background:#eaf3fb26}
.rg-index.is-night .rg-index__gauge i::after{background:var(--rg-cyan)}
.rg-index.is-night a{color:#b4c4d3}
.rg-index.is-night a b{color:#8c9db0}
.rg-index.is-night a:hover{color:#fff}
.rg-index.is-night a[aria-current]{background:var(--rg-cyan);color:#021018}
.rg-index.is-night a[aria-current] b{color:#021018}
.rg-lightbox{width:min(1240px,94vw);max-width:none;height:92vh;max-height:none;padding:0;border:0;border-radius:18px;background:#0b111c;color:#fff;overflow:hidden}
.rg-lightbox::backdrop{background:#000000e0;backdrop-filter:blur(4px)}
.rg-lightbox__bar{display:flex;justify-content:space-between;align-items:center;gap:20px;height:60px;padding:0 20px;border-bottom:1px solid #ffffff1a}
.rg-lightbox__bar p{font-family:'Pretendard Variable',Pretendard,sans-serif;font-size:15px;font-weight:600}
.rg-lightbox__close{min-height:44px;padding:0 16px;border-radius:99px;border:1px solid #ffffff4d;background:none;color:#fff;font-family:'Pretendard Variable',Pretendard,sans-serif;font-size:15px;font-weight:700;cursor:pointer}
.rg-lightbox__scroll{height:calc(92vh - 60px);overflow:auto;padding:20px}
.rg-lightbox__list{display:grid;gap:26px;margin:0;padding:0;list-style:none}
.rg-lightbox__list figure{margin:0}
.rg-lightbox__list img{display:block;width:100%;height:auto;border-radius:10px;background:#1b1c22}
.rg-lightbox__list figcaption{display:flex;gap:10px;margin-top:10px;font-family:'Pretendard Variable',Pretendard,sans-serif;font-size:15px;font-weight:600}
.rg-lightbox__list figcaption b{color:#8ce9ff;font-family:'JetBrains Mono',monospace;font-size:14px}
.rg-lightbox__list li.is-target figure img{box-shadow:0 0 0 3px #38d6ff}
.rg-toast{position:fixed;z-index:2001;left:50%;bottom:90px;padding:12px 20px;border-radius:99px;background:#0a1a2f;color:#fff;font-family:'Pretendard Variable',Pretendard,sans-serif;font-size:15px;font-weight:700;transform:translate(-50%,20px);opacity:0;pointer-events:none;transition:opacity .3s,transform .3s}
.rg-toast.is-on{opacity:1;transform:translate(-50%,0)}

/* ---------------------------------------------------------------- responsive */
@media (max-width:1440px){
  .rg-index a{padding:0 7px}
  .rg-index__gauge i{width:22px}
}
@media (max-width:1280px){
  .rg-index a{padding:0 5px}
  .rg-index__gauge{margin-right:6px}
  .rg-index__gauge i{width:16px}
  .rg-reads{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rg-rules,.rg-keeps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rg-swatches__list--web{grid-template-columns:repeat(3,minmax(0,1fr))}
  .rg-notation ul{grid-template-columns:1fr}
}
@media (min-width:1101px) and (max-height:820px){
  .rg-hero__beats{bottom:calc(3vh + 50px);height:96px}
  .rg-beat{font-size:clamp(18px,1.5vw,22px)}
  .rg-hero__title h1{font-size:clamp(56px,7.6vw,128px)}
  .rg-hero__arcs{width:min(280px,24vw)}
  .rg-trace__board{height:min(80vh,640px)}
  .rg-merge__steps li{padding:14px 18px}
  .rg-merge__steps p{font-size:14px}
  .rg-zoom__list li{padding:14px 18px}
  .rg-zoom__list p{display:none}
  .rg-light p{font-size:16px}
}
@media (max-width:1100px){
  .rg-index{display:none}
  .rg-split{grid-template-columns:1fr;gap:26px}
  .rg-meta{grid-template-columns:1fr 1fr}
  .rg-stats{grid-template-columns:1fr 1fr}
  .rg-stats li:nth-child(2){border-right:0}
  .rg-stats li:nth-child(3){padding-left:0}
  .rg-stats li:nth-child(n+3){margin-top:26px;padding-top:26px;border-top:1px solid var(--rg-line)}
  .rg-logos{grid-template-columns:1fr}
  .rg-blue{grid-template-columns:1fr}
  .rg-issues{grid-template-columns:1fr}
  .rg-merge__pin{grid-template-columns:1fr;grid-template-rows:minmax(0,1fr) auto;align-content:stretch;align-items:stretch;gap:16px;padding:90px 5vw 92px}
  .rg-merge__stage{height:auto;min-height:0}
  .rg-merge__steps{position:relative;height:150px}
  .rg-merge__steps li{position:absolute;inset:0;opacity:0;transform:translateY(16px);transition:opacity .5s,transform .5s}
  .rg-merge__steps li.is-on{opacity:1;transform:none}
  .rg-trace__pin{padding:90px 4vw 92px}
  .rg-trace__board{height:min(74vh,640px)}
  .rg-trace__legend{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rg-lrules{grid-template-columns:1fr}
  .rg-board{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rg-board__item--3{grid-column:span 2}
  .rg-lights__pin{grid-template-columns:1fr;grid-template-rows:auto minmax(0,1fr);align-content:center;gap:24px;padding:90px 5vw 92px}
  .rg-lights__lens{width:min(42vh,72vw)}
  .rg-lights__list{height:clamp(240px,38vh,320px)}
  .rg-light{align-content:start;gap:10px}
  .rg-light h3{font-size:clamp(26px,5vw,36px)}
  .rg-light p{font-size:16px}
  .rg-swatches__list,.rg-swatches__list--web,.rg-swatches__list--add{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rg-scale__bar{grid-template-columns:repeat(5,minmax(0,1fr))}
  .rg-contrast__row{grid-template-columns:minmax(0,1fr) minmax(0,1fr) 90px;gap:12px}
  .rg-contrast__row>span:nth-child(4){grid-column:1/-1;margin-top:-6px}
  .rg-contrast__row--head span:nth-child(4){display:none}
  .rg-spec__pin{grid-template-columns:1fr;grid-template-rows:minmax(0,1fr) auto;align-content:stretch;align-items:stretch;gap:14px;padding:90px 5vw 92px}
  .rg-spec__stage{height:auto;min-height:0}
  .rg-spec__list{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none}
  .rg-spec__list li{display:flex;flex:none;align-items:center;gap:8px;white-space:nowrap}
  .rg-trio{grid-template-columns:1fr}
  .rg-trio__item{min-height:0}
  .rg-notation{grid-template-columns:1fr}
  .rg-zoom__pin{grid-template-columns:1fr;grid-template-rows:auto minmax(0,1fr);align-content:center;gap:20px;padding:90px 5vw 92px}
  .rg-zoom__stage{width:min(44vh,74vw)}
  .rg-zoom__list{position:relative;height:150px}
  .rg-zoom__list li{position:absolute;inset:0;opacity:0;transform:translateY(16px);transition:opacity .5s,transform .5s}
  .rg-zoom__list li.is-on{opacity:1;transform:none}
  .rg-ia{grid-template-columns:minmax(0,.8fr) 40px minmax(0,1fr);padding:16px}
  .rg-ia__col--new{grid-column:3}
  .rg-labx{grid-template-columns:1fr;grid-template-areas:"view" "side" "note"}
  .rg-sk{width:min(78vw,720px,calc((100vh - 290px) * 1.6))}
  .rg-lessons{grid-template-columns:1fr}
  .rg-sian__inner{grid-template-columns:minmax(0,1fr)}
  .rg-sian__device{padding-right:clamp(70px,16vw,150px)}
  .rg-sian__device .rg-phone{width:clamp(120px,22vw,190px)}
  .rg-notes__head{grid-template-columns:1fr;gap:14px}
  .rg-notes__strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rg-film{grid-template-columns:1fr;grid-template-areas:"head" "view" "range"}
  .rg-dlog__row{grid-template-columns:110px repeat(3,minmax(0,1fr));gap:14px;font-size:15px}
  .rg-dlog__row .rg-dlog__why{grid-column:2/-1;margin-top:-6px;font-size:15px}
  .rg-dlog__row--head span:last-child{display:none}
  .rg-keeps{grid-template-columns:1fr 1fr}
  .rg-gen{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rg-bento{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rg-bento .rg-part{grid-column:span 2}
  .rg-phones{overflow-x:auto;width:auto;transform:none;scroll-snap-type:x mandatory;scrollbar-width:none}
  .rg-phones .rg-phone{transform:none;scroll-snap-align:center}
  .rg-table__row{grid-template-columns:120px repeat(3,minmax(0,1fr));gap:16px;font-size:15px}
  .rg-others ul{grid-template-columns:1fr}
  .rg-hero__beats{left:5vw;right:5vw;width:auto}
}
/* portrait tablets and phones: the eye fills the band under the header, the title stands below it (JS measures that band) */
@media (max-width:1100px) and (orientation:portrait){
  .rg-hero__title{left:6vw;right:6vw;top:auto;bottom:calc(9vh + 60px);width:auto;transform:none}
  .rg-hero__shade{background:linear-gradient(0deg,#030a16f7 0,#030a16d1 34%,#030a1666 52%,#030a1600 66%)}
}
@media (max-width:720px){
  .rg{font-size:17px}
  .rg-wrap,.rg-notes__strip{width:calc(100% - 40px)}
  .rg-sian__inner{width:calc(100% - 24px)}
  .rg-sec{padding-block:88px}
  .rg-prose p{font-size:17px}
  .rg-head{flex-direction:column;align-items:flex-start;gap:6px}
  html.rg-motion .rg-hero{height:600svh}
  .rg-hud__top{left:16px;top:calc(72px + 2svh);gap:10px}
  .rg-hud__top span:first-child{display:none}
  .rg-hud__read{right:16px;top:calc(72px + 2svh)}
  .rg-hud__read div{gap:0}
  .rg-hud__read b{font-size:18px}
  .rg-hud__read dd{font-size:14px}
  .rg-hero__top{flex-direction:column;gap:2px}
  .rg-hero__arcs{width:min(200px,52vw);margin:14px 0 -12px}
  .rg-hero__title h1{font-size:clamp(56px,16.5vw,84px)}
  .rg-hero__lead{margin-top:14px;font-size:16px}
  .rg-hero__down{margin-top:18px}
  .rg-hero__beats{left:16px;right:84px;bottom:calc(4svh + 44px);height:140px}
  .rg-beat{font-size:clamp(17px,4.8vw,21px)}
  .rg-hero__steps{left:16px;right:16px;bottom:2svh;gap:6px}
  .rg-hero__steps li[data-h]{padding:2px 9px}
  .rg-hero__hint{display:none}
  .rg-hero__note{left:16px;right:16px;top:calc(72px + 2svh + 52px);max-width:none;text-align:left;font-size:14px}
  html:not(.rg-motion) .rg-hero__pin{grid-template-columns:1fr;padding:110px 20px 100px}
  html:not(.rg-motion) .rg-hero__still{grid-column:1;grid-row:2;border-radius:16px}
  .rg-meta{grid-template-columns:1fr}
  .rg-stats strong{font-size:clamp(44px,13vw,62px)}
  .rg-stats li{padding:0 14px}
  .rg-stats li:nth-child(odd){padding-left:0}
  .rg-stats li>span{font-size:14px}
  .rg-logos{padding:22px}
  .rg-quote{font-size:clamp(24px,6.6vw,32px)}
  .rg-blue__sheet{padding:44px 10px 52px}
  .rg-blue__title span:nth-child(3){display:none}
  .rg-blue__nav span:not(.is-family){display:none}
  .rg-blue__boxes{grid-template-columns:1fr}
  .rg-blue__boxes>span{min-height:64px}
  .rg-blue__popup{left:6%;right:6%;top:48px}
  .rg-blue__popbar{font-size:14px}
  .rg-issues li{grid-template-columns:48px 1fr;gap:12px;padding:22px 18px}
  .rg-issues li>span{font-size:24px}
  .rg-issues strong{font-size:20px}
  .rg-merge__word{top:10%;font-size:clamp(34px,10vw,56px)}
  .rg-merge__final{top:36%;font-size:clamp(44px,13vw,72px)}
  .rg-merge__arcs{top:36%;width:84%}
  .rg-merge__venn{height:44%}
  .rg-merge__c{width:52%}
  .rg-merge__c--kr{left:2%}
  .rg-merge__c--us{right:2%}
  .rg-merge__c b{font-size:14px}
  .rg-merge__steps{height:176px}
  .rg-merge__steps li{grid-template-columns:34px minmax(0,1fr);padding:14px 14px}
  .rg-merge__steps strong{font-size:17px}
  .rg-merge__steps p{font-size:14.5px}
  .rg-trace__pin{padding:84px 12px 92px}
  .rg-trace__board{height:min(74svh,600px);padding:14px 10px 14px;border-radius:18px}
  .rg-trace__hud{font-size:14px;letter-spacing:.04em}
  .rg-trace__hud span:last-child{display:none}
  .rg-trace__legend{gap:6px}
  .rg-trace__legend li{padding:8px 10px;font-size:14px}
  .rg-trace__gif{width:92%}
  .rg-trace__vec{width:100%}
  .rg-reads{grid-template-columns:1fr}
  .rg-lrules__demo{grid-template-columns:1fr 1fr}
  .rg-lrules__card.is-min{grid-column:1/-1;min-height:120px}
  .rg-board{width:calc(100% - 24px);gap:10px}
  .rg-board__item figcaption{padding:36px 12px 12px;font-size:14px}
  .rg-board__item figcaption b{font-size:16px}
  .rg-board__item figcaption span{display:none}
  .rg-lights__pin{padding:84px 20px 92px;gap:18px}
  .rg-lights__lens{width:min(36svh,74vw)}
  .rg-lights__list{height:clamp(250px,40svh,330px)}
  .rg-light__chips button{padding:6px 14px 6px 6px;grid-template-columns:38px auto}
  .rg-light__chips i{width:38px;height:38px}
  .rg-color>.rg-wrap:last-child{padding:70px 20px 88px;border-radius:28px 28px 0 0}
  .rg-swatches__list,.rg-swatches__list--web,.rg-swatches__list--add{grid-template-columns:1fr 1fr;gap:12px}
  .rg-sw__chip{min-height:120px;padding:12px}
  .rg-sw__desc{display:none}
  .rg-scale__bar{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rg-scale__bar button{min-height:70px}
  .rg-contrast__row{grid-template-columns:minmax(0,1fr) 86px}
  .rg-contrast__row>span:nth-child(2){grid-column:1/-1;order:3}
  .rg-contrast__row>span:nth-child(4){order:4}
  .rg-contrast__row--head{display:none}
  .rg-rules,.rg-keeps{grid-template-columns:1fr}
  .rg-spec__pin{padding:84px 16px 92px}
  .rg-spec__aa{font-size:clamp(110px,34vw,160px)}
  .rg-spec__sample{font-size:clamp(22px,6.4vw,30px)}
  .rg-notation li{grid-template-columns:1fr;gap:6px}
  .rg-seq{padding:20px 16px}
  .rg-seq__label{flex-direction:column;gap:2px}
  .rg-seq__line{font-size:clamp(17px,5.4vw,24px)}
  .rg-zoom__pin{padding:84px 20px 92px;gap:16px}
  .rg-zoom__stage{width:min(40svh,76vw)}
  .rg-zoom__list{height:170px}
  .rg-zoom__list li{grid-template-columns:56px minmax(0,1fr);padding:14px}
  .rg-ia{grid-template-columns:minmax(0,1fr) 24px minmax(0,1.2fr);padding:12px 10px;border-radius:20px}
  .rg-ia__col--now li{padding:9px 8px;font-size:14px}
  .rg-ia__col--new li{padding:5px 6px;gap:6px;font-size:14px}
  .rg-ia__col--new li[data-zoom]::after{display:none}
  .rg-ia__label{font-size:14px}
  .rg-labx__view{aspect-ratio:4/5}
  .rg-deck__pin{padding:84px 0 40px}
  .rg-deck__count{top:calc(72px + 1svh);right:20px}
  .rg-deck__track{padding:0 20px;gap:16px}
  .rg-sk{width:calc(100vw - 56px)}
  .rg-sk__name{font-size:20px}
  .rg-sk__note{font-size:15px}
  .rg-turn p{font-size:clamp(26px,7.6vw,38px)}
  .rg-sian__device{padding-right:0}
  .rg-sian__device .rg-phone{position:relative;right:auto;bottom:auto;width:56%;margin:24px auto 0}
  .rg-chapter-bar{max-width:none}
  .rg-notes__strip{grid-template-columns:1fr;gap:26px}
  .rg-film__tabs{justify-self:stretch}
  .rg-film__tabs button{flex:1;justify-content:center}
  .rg-sian__bar{flex-wrap:wrap}
  .rg-sian__bar li{flex-basis:calc(50% - 4px)}
  .rg-dlog__row{grid-template-columns:1fr;gap:4px;padding:16px 0}
  .rg-dlog__row--head{display:none}
  .rg-dlog__row [role="rowheader"]{font-size:18px}
  .rg-dlog__row span[role="cell"]:nth-child(2)::before{content:"R1 · ";font-family:var(--rg-mono);font-size:14px;font-weight:600;color:var(--rg-mute)}
  .rg-dlog__row span[role="cell"]:nth-child(3)::before{content:"R2 · ";font-family:var(--rg-mono);font-size:14px;font-weight:600;color:var(--rg-mute)}
  .rg-dlog__row span[role="cell"]:nth-child(4)::before{content:"R3 · ";font-family:var(--rg-mono);font-size:14px;font-weight:600;color:var(--rg-brand)}
  .rg-dlog__row .rg-dlog__why{grid-column:auto;margin-top:2px}
  .rg-gen{grid-template-columns:1fr 1fr;gap:10px}
  .rg-verdict{grid-template-columns:1fr;padding:22px 20px}
  .rg-part{padding:18px 16px 20px}
  .rg-part__pipe>div{grid-template-columns:96px minmax(0,1fr);row-gap:4px}
  .rg-part__pipe>div b{grid-column:2;justify-self:end}
  .rg-part__pipe p{display:none}
  .rg-part__news li{grid-template-columns:auto minmax(0,1fr);gap:4px 10px}
  .rg-part__news b{grid-column:1/-1}
  .rg-part__news i{display:none}
  .rg-part__notice{grid-template-columns:auto minmax(0,1fr)}
  .rg-part__notice a{grid-column:1/-1}
  .rg-table__row{grid-template-columns:1fr;gap:6px}
  .rg-table__row--head{display:none}
  .rg-compare .rg-table__row span[role="cell"]:nth-child(2)::before{content:"R1 · ";font-weight:800;color:#b7c3cf}
  .rg-compare .rg-table__row span[role="cell"]:nth-child(3)::before{content:"R2 · ";font-weight:800;color:#7fb6ff}
  .rg-compare .rg-table__row span[role="cell"]:nth-child(4)::before{content:"R3 · ";font-weight:800;color:var(--rg-cyan)}
  .rg-card header{flex-direction:column;align-items:flex-start;gap:6px}
  .rg-card__title{grid-template-columns:1fr}
  .rg-card__title svg{grid-row:auto}
  .rg-card__table tbody th{width:104px;padding:10px 8px}
  .rg-card__table td{padding:10px 8px;font-size:15px}
  .rg-card__foot{grid-template-columns:1fr}
  .rg-card__drop{display:none}
  .rg-ending .rg-wrap>p br{display:none}
}
@media (max-width:720px) and (orientation:portrait){
  .rg-hero__title{left:20px;right:20px;bottom:calc(2svh + 58px)}
}
@media (prefers-reduced-motion:reduce){
  .rg *,.rg *::before,.rg *::after{animation:none!important;transition:none!important}
  .rg-js .rg-rv{opacity:1;transform:none}
  .rg-quote span{color:var(--rg-navy)}
  .rg-js .rg-dlog__row:not(.rg-dlog__row--head){opacity:1}
  .rg-seq__line span{color:var(--rg-fg)}
  .rg-part__pipe i{--pf:1}
  .rg-ia__wires path{--wp:1}
}