/* UVDRK brand site — Claude 작업본
   Palette: UVDRK Visual Direction v1 (Navy 60 : White 27 : Silver 9 : Gold 4) */
:root {
  --navy: #0E1B2B;
  --deep: #08121E;
  --silver: #C9CFD6;
  --charcoal: #2B333D;
  --gold: #B89A64;
  --white: #FFFFFF;
  --paper: #F2F4F6;
  --logo-blue: #004E97;
  --ink-soft: rgba(255,255,255,.72);
  --ink-mute: rgba(255,255,255,.56);
  --line: rgba(201,207,214,.18);
  --ko: "IBM Plex Sans KR", "Pretendard", system-ui, sans-serif;
  --en: "Montserrat", "IBM Plex Sans KR", sans-serif;
  --gutter: clamp(16px, 4vw, 64px);
  --ease: cubic-bezier(.22,.8,.2,1);
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
body {
  margin: 0; background: var(--deep); color: var(--white);
  font: 400 17px/1.75 var(--ko); letter-spacing: -0.01em;
  word-break: keep-all; overflow-wrap: anywhere;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
body.is-loading { overflow: hidden; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; }
h1, h2, h3, p { margin: 0; }
.wrap { width: 100%; max-width: 1320px; margin: 0 auto; padding: 0 var(--gutter); }

/* ---------- type ---------- */
.eyebrow { font: 500 13px/1.4 var(--en); letter-spacing: .28em; text-transform: uppercase; color: var(--silver); margin-bottom: 22px; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.eyebrow::before { content: ""; width: 22px; height: 1px; background: var(--gold); }
.eyebrow--dark { color: #5A6470; }
.eyebrow--gold { color: var(--gold); }
.h2 { font: 300 clamp(34px, 5.2vw, 68px)/1.2 var(--ko); letter-spacing: -0.035em; text-wrap: balance; }
.h2--dark { color: var(--navy); }
.h3 { font: 400 clamp(24px, 2.6vw, 34px)/1.3 var(--en); letter-spacing: -0.01em; }
.lead { font-size: clamp(17px, 1.35vw, 19px); line-height: 1.85; color: var(--ink-soft); max-width: 34em; margin-top: 24px; text-wrap: pretty; }
.lead--dark { color: #4A5360; }
.note-s { font-size: 14px; line-height: 1.7; color: var(--ink-mute); margin-top: 28px; max-width: 46em; }
.note-s--dark { color: #6A737E; }
.split .w { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: .08em; }
.split .w > span { display: inline-block; will-change: transform; }

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; gap: 14px; white-space: nowrap; margin-top: 36px; padding: 17px 28px; border-radius: 999px; font: 500 15px/1 var(--ko); letter-spacing: .01em; transition: background .4s var(--ease), color .4s var(--ease), gap .4s var(--ease), border-color .4s; border: 1px solid transparent; }
.btn i { font-style: normal; font-family: var(--en); transition: transform .4s var(--ease); }
.btn:hover { gap: 20px; }
.btn--light { background: var(--white); color: var(--navy); }
.btn--light:hover { background: var(--silver); }
.btn--dark { background: var(--navy); color: var(--white); }
.btn--dark:hover { background: var(--charcoal); }
.btn--line { border-color: rgba(255,255,255,.35); color: var(--white); }
.btn--line:hover { background: var(--white); color: var(--navy); }
.btn--gold { border-color: var(--gold); color: var(--white); }
.btn--gold:hover { background: var(--gold); color: var(--deep); }
.btn--block { width: 100%; justify-content: center; }

.badge { display: inline-block; padding: 5px 12px; border-radius: 999px; font: 500 13px/1.2 var(--ko); letter-spacing: 0; background: rgba(184,154,100,.18); color: #E3CFA6; border: 1px solid rgba(184,154,100,.5); }
.badge--dark { background: var(--navy); color: #fff; border-color: var(--navy); }

/* ---------- loader ---------- */
.loader { position: fixed; inset: 0; z-index: 100; background: var(--deep); display: grid; place-content: center; justify-items: center; gap: 20px; transition: opacity .9s var(--ease), visibility .9s; }
.loader.is-done { opacity: 0; visibility: hidden; }
.loader__ring svg { width: 84px; height: 84px; transform: rotate(-90deg); }
.loader__ring circle { fill: none; stroke: var(--silver); stroke-width: 1; stroke-dasharray: 289; stroke-dashoffset: var(--off, 289); transition: stroke-dashoffset .3s; }
.loader__label { font: 500 13px/1 var(--en); letter-spacing: .32em; color: var(--silver); }
.loader__pct { font: 300 14px/1 var(--en); color: var(--ink-mute); }

/* ---------- GNB ---------- */
.gnb { position: fixed; z-index: 50; top: 16px; left: 50%; transform: translateX(-50%); width: min(1240px, calc(100% - 32px)); display: flex; align-items: center; justify-content: space-between; padding: 10px 12px 10px 24px; border-radius: 999px; background: rgba(255,255,255,.88); backdrop-filter: blur(14px) saturate(1.4); -webkit-backdrop-filter: blur(14px) saturate(1.4); box-shadow: 0 10px 40px -18px rgba(8,18,30,.6); transition: transform .6s var(--ease), opacity .6s; }
.gnb.is-hidden { transform: translate(-50%, -140%); }
.gnb__logo img { height: 26px; width: auto; }
.gnb__nav { display: flex; gap: 6px; }
.gnb__nav a { padding: 10px 18px; border-radius: 999px; font-size: 15px; font-weight: 500; color: var(--navy); transition: background .3s; }
.gnb__nav a:hover, .gnb__nav a.is-on { background: rgba(14,27,43,.08); }
.gnb__burger { display: none; width: 44px; height: 44px; border: 0; border-radius: 50%; background: var(--navy); position: relative; }
.gnb__burger span { position: absolute; left: 14px; right: 14px; height: 1.5px; background: #fff; transition: transform .4s var(--ease); }
.gnb__burger span:first-child { top: 18px; } .gnb__burger span:last-child { top: 25px; }
.gnb__burger[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
.gnb__burger[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
.mnav { position: fixed; inset: 0; z-index: 45; background: var(--deep); display: flex; flex-direction: column; justify-content: center; padding: 0 32px; gap: 8px; clip-path: circle(0 at calc(100% - 44px) 42px); transition: clip-path .8s var(--ease); }
.mnav.is-open { clip-path: circle(150% at calc(100% - 44px) 42px); }
.mnav a { font: 300 34px/1.5 var(--ko); letter-spacing: -0.03em; }

.progress { position: fixed; z-index: 49; left: 0; right: 0; top: 0; height: 2px; }
.progress i { display: block; height: 100%; width: 100%; transform-origin: 0 50%; transform: scaleX(0); background: linear-gradient(90deg, var(--silver), var(--gold)); }

/* ---------- HERO ---------- */
.hero { position: relative; height: 520vh; background: var(--deep); }
.hero__stage { position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden; }
.hero__canvas { position: absolute; inset: 0; width: 100%; height: 100%; filter: brightness(1.18) contrast(1.06); }
.hero__veil { position: absolute; inset: 0; background: radial-gradient(120% 80% at 50% 50%, transparent 40%, rgba(8,18,30,.75) 100%), linear-gradient(180deg, rgba(8,18,30,.5), transparent 30%, transparent 70%, rgba(8,18,30,.6)); pointer-events: none; }
.hero__copy { position: absolute; left: var(--gutter); bottom: clamp(96px, 16vh, 180px); max-width: 760px; opacity: 0; }
.hero__copy--a { opacity: 1; }
.hero__copy--c { left: auto; right: calc(var(--gutter) + 170px); text-align: right; }
.hero__copy--c .eyebrow { justify-content: flex-end; }
.hero__title { font: 300 clamp(48px, 8.4vw, 124px)/1.08 var(--ko); letter-spacing: -0.05em; }
.hero__title .line { display: block; overflow: hidden; padding-bottom: .06em; }
.hero__title .line > span { display: inline-block; }
.hero__h2 { font: 300 clamp(38px, 5.6vw, 80px)/1.15 var(--ko); letter-spacing: -0.045em; }
.hero__sub { margin-top: 28px; font-size: clamp(17px, 1.4vw, 20px); line-height: 1.8; color: var(--ink-soft); }
.hero__seal { position: absolute; inset: 0; display: grid; place-content: center; justify-items: center; pointer-events: none; opacity: 0; }
.hero__disc { width: clamp(150px, 22vh, 240px); aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle at 35% 30%, #fff, #E9EDF1 70%, #D5DBE1); display: grid; place-items: center; box-shadow: 0 0 80px rgba(201,207,214,.35), inset 0 -10px 30px rgba(14,27,43,.12); }
.hero__disc img { width: 64%; height: auto; }
.hero__tag { position: absolute; top: calc(50% + clamp(170px, 30vh, 300px)); left: 50%; transform: translateX(-50%); white-space: nowrap; font: 300 clamp(17px, 1.8vw, 24px)/1.4 var(--en); letter-spacing: .14em; color: var(--silver); }
.hero__steps { position: absolute; right: var(--gutter); top: 50%; transform: translateY(-50%); list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; counter-reset: s; }
.hero__steps li { counter-increment: s; font: 500 13px/1 var(--en); letter-spacing: .2em; text-transform: uppercase; color: rgba(255,255,255,.4); display: flex; align-items: center; justify-content: flex-end; gap: 12px; transition: color .4s; }
.hero__steps li::after { content: counter(s, decimal-leading-zero); min-width: 36px; white-space: nowrap; padding-left: 12px; border-left: 1px solid rgba(255,255,255,.2); transition: border-color .4s; }
.hero__steps li.is-on { color: #fff; }
.hero__steps li.is-on::after { border-color: var(--gold); }
.hero__scroll { position: absolute; left: 50%; bottom: 28px; transform: translateX(-50%); display: grid; justify-items: center; gap: 10px; font: 500 12px/1 var(--en); letter-spacing: .3em; color: var(--ink-mute); }
.hero__scroll i { width: 1px; height: 46px; background: linear-gradient(var(--silver), transparent); animation: drip 2s var(--ease) infinite; transform-origin: top; }
@keyframes drip { 0% { transform: scaleY(0); } 50% { transform: scaleY(1); } 100% { transform: scaleY(1); opacity: 0; } }

/* ---------- MANIFESTO ---------- */
.manifesto { position: relative; background: var(--paper); color: var(--navy); padding: clamp(120px, 18vh, 220px) 0 clamp(300px, 46vh, 520px); overflow: hidden; }
.manifesto__bg { position: absolute; left: 0; right: 0; bottom: -6%; width: 100%; height: 60%; object-fit: cover; object-position: center 85%; opacity: .95; }
.manifesto .wrap { position: relative; }
.manifesto__text { font: 300 clamp(26px, 3.4vw, 46px)/1.55 var(--ko); letter-spacing: -0.035em; max-width: 25em; }
.manifesto__text .wd { color: rgba(14,27,43,.16); transition: color .2s; }
.manifesto__text .wd.on { color: var(--navy); }
.manifesto__sub { margin-top: 40px; max-width: 36em; color: #4A5360; font-size: 18px; line-height: 1.9; }

/* ---------- DECODE ---------- */
.decode { height: 320vh; background: var(--navy); position: relative; }
.decode__stage { position: sticky; top: 0; height: 100vh; height: 100svh; display: grid; place-content: center; justify-items: center; overflow: hidden; padding: 0 16px; }
.decode__eyebrow { position: absolute; top: 110px; left: var(--gutter); }
.decode__word { display: flex; font: 600 clamp(76px, 19vw, 300px)/1 var(--en); letter-spacing: .02em; }
.dl { display: inline-block; color: rgba(201,207,214,.12); transition: color .6s var(--ease), text-shadow .6s var(--ease), margin .6s var(--ease); }
.dl--k { position: relative; }
.dl--k::before { content: ''; position: absolute; left: -.11em; top: .44em; width: .07em; height: .07em; border-radius: 50%; background: var(--gold); opacity: 0; transform: scale(.3); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.decode__word[data-step="1"] .dl--k { margin-left: .2em; }
.decode__word[data-step="1"] .dl--k::before { opacity: 1; transform: none; }
.dl.on { color: var(--white); text-shadow: 0 0 40px rgba(201,207,214,.25); }
.dl.gold { color: var(--gold); text-shadow: 0 0 40px rgba(184,154,100,.3); }
.decode__notes { position: relative; width: min(560px, 100%); height: 150px; margin-top: 40px; }
.note { position: absolute; inset: 0; text-align: center; opacity: 0; transform: translateY(20px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.note.on { opacity: 1; transform: none; }
.note b { display: block; font: 500 15px/1 var(--en); letter-spacing: .3em; color: var(--gold); margin-bottom: 16px; }
.note p { font-size: clamp(17px, 1.5vw, 20px); line-height: 1.8; color: var(--ink-soft); text-wrap: balance; }

/* ---------- UNIVERSE ---------- */
.universe { background: var(--deep); position: relative; }
.universe__pin { height: 100vh; height: 100svh; display: flex; align-items: center; overflow: hidden; }
.universe__head { flex: 0 0 auto; width: min(460px, 38vw); padding-left: var(--gutter); padding-right: 48px; }
.universe__count { margin-top: 40px; font: 300 15px/1 var(--en); letter-spacing: .2em; color: var(--ink-mute); }
.universe__count span { color: #fff; font-weight: 500; }
.universe__track { position: relative; z-index: 2; display: flex; gap: 24px; padding-right: var(--gutter); will-change: transform; }
.ucard { position: relative; flex: 0 0 auto; width: clamp(300px, 30vw, 440px); height: min(72vh, 620px); border-radius: 22px; overflow: hidden; padding: 28px; display: flex; flex-direction: column; justify-content: flex-end; background: var(--navy); isolation: isolate; }
.ucard::before { content: ""; position: absolute; inset: 0; z-index: -2; background: var(--bg) center/cover; transform: scale(1.12); transition: transform 1.2s var(--ease); }
.ucard::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(8,18,30,.1) 30%, rgba(8,18,30,.92) 100%); }
.ucard--light::after { background: linear-gradient(180deg, rgba(8,18,30,0) 35%, rgba(8,18,30,.88) 100%); }
.ucard:hover::before { transform: scale(1.02); }
.ucard__cat { position: absolute; top: 26px; left: 28px; font: 500 12px/1 var(--en); letter-spacing: .24em; color: var(--silver); }
.ucard .badge { position: absolute; top: 20px; right: 22px; }
.ucard__img { position: absolute; aspect-ratio: auto; left: 28px; right: 28px; top: 64px; height: 44%; width: auto; max-width: calc(100% - 56px); margin: 0 auto; object-fit: contain; filter: drop-shadow(0 30px 40px rgba(0,0,0,.45)); }
.ucard__img--wide { top: 90px; height: 36%; }

.ucard--soon .ucard__img { border-radius: 14px; height: 38%; top: 80px; }
.ucard__no { font: 300 14px/1 var(--en); color: var(--gold); letter-spacing: .2em; }
.ucard__name { margin-top: 12px; font: 400 clamp(26px, 2.4vw, 34px)/1.1 var(--en); letter-spacing: .02em; }
.ucard__desc { margin-top: 12px; font-size: 15px; line-height: 1.7; color: var(--ink-soft); }

/* ---------- ULTRACOL ---------- */
.ultracol { position: relative; background: radial-gradient(90% 70% at 30% 50%, #15263C 0%, var(--deep) 70%); }
.ultracol__particles { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.ultracol__pin { position: relative; min-height: 100vh; min-height: 100svh; display: grid; grid-template-columns: 1.05fr 1fr; align-items: center; gap: 40px; padding: 120px var(--gutter); max-width: 1440px; margin: 0 auto; }
.ultracol__visual { position: relative; height: min(76vh, 680px); }
.ultracol__hero { position: absolute; left: 50%; top: 50%; height: 78%; width: auto; transform: translate(-50%, -50%); filter: drop-shadow(0 40px 60px rgba(0,0,0,.55)); }
.ultracol__vial { position: absolute; top: 50%; height: 44%; width: auto; filter: drop-shadow(0 30px 40px rgba(0,0,0,.5)) brightness(.9); opacity: 0; }
.ultracol__vial--l { left: 6%; transform: translateY(-40%) rotate(-8deg); }
.ultracol__vial--r { right: 6%; transform: translateY(-60%) rotate(8deg); }
.ultracol__ko { margin-top: 8px; font-size: 16px; color: var(--ink-mute); letter-spacing: .2em; }
.spec { list-style: none; margin: 36px 0 0; padding: 0; border-top: 1px solid var(--line); }
.spec li { display: grid; grid-template-columns: 110px 1fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); font-size: 16px; }
.spec span { font: 500 13px/1.9 var(--en); letter-spacing: .14em; color: var(--silver); }
.spec b { font-weight: 400; }
.labelbox { margin-top: 28px; padding: 18px 22px; border-radius: 14px; background: rgba(255,255,255,.04); border: 1px solid var(--line); font-size: 14px; line-height: 1.7; color: var(--ink-soft); }
.labelbox__t { font-weight: 500; color: #fff; margin-bottom: 4px; }

/* ---------- THREAD ---------- */
.thread { background: var(--deep); padding-bottom: 140px; overflow: hidden; }
.thread__hero { position: relative; min-height: 100vh; min-height: 100svh; display: flex; align-items: flex-end; padding-bottom: 14vh; overflow: hidden; }
.thread__bg { position: absolute; inset: -10% 0; width: 100%; height: 120%; object-fit: cover; }
.thread__hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8,18,30,.85) 0%, rgba(8,18,30,.35) 60%, transparent), linear-gradient(0deg, var(--deep), transparent 40%); }
.thread__intro { position: relative; z-index: 1; }
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 40px; }
.pillar { padding: 36px 30px; border-radius: 20px; border: 1px solid var(--line); background: linear-gradient(160deg, rgba(255,255,255,.05), rgba(255,255,255,0)); }
.pillar__k { font: 500 13px/1 var(--en); letter-spacing: .24em; text-transform: uppercase; color: var(--gold); }
.pillar h3 { margin-top: 20px; font: 400 22px/1.4 var(--ko); }
.pillar p { margin-top: 12px; font-size: 16px; color: var(--ink-soft); }
.threadstrip { margin: 110px 0 90px; overflow: hidden; }
.threadstrip__row { width: 300%; height: clamp(70px, 9vw, 130px); background: url(../img/product/thread-octo-tile.webp) repeat-x 0 50% / auto 100%; opacity: .95; will-change: transform; }
.lineup__head { display: flex; justify-content: space-between; align-items: end; gap: 24px; flex-wrap: wrap; margin-bottom: 32px; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; }
.chip { padding: 10px 20px; border-radius: 999px; border: 1px solid rgba(255,255,255,.25); background: transparent; font: 500 14px/1 var(--en); letter-spacing: .08em; transition: all .3s; }
.chip.is-on, .chip:hover { background: #fff; color: var(--navy); border-color: #fff; }
.lineup__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 18px; overflow: hidden; }
.tf { background: var(--deep); padding: 26px 24px 28px; min-height: 160px; display: flex; flex-direction: column; justify-content: space-between; gap: 18px; transition: background .4s; }
.tf:hover { background: #0F1F33; }
.tf.is-dim { opacity: .18 !important; }
.tf__g { font: 500 12px/1 var(--en); letter-spacing: .2em; color: var(--ink-mute); text-transform: uppercase; }
.tf__n { font: 400 21px/1.2 var(--en); letter-spacing: .02em; margin-top: 10px; }
.tf__m { display: flex; gap: 6px; flex-wrap: wrap; }
.tf__m i { font: 500 12px/1 var(--en); font-style: normal; padding: 6px 10px; border-radius: 6px; background: rgba(201,207,214,.1); color: var(--silver); letter-spacing: .06em; }

/* ---------- TRIDERM ---------- */
.triderm { background: var(--navy); position: relative; }
.triderm__pin { position: relative; height: 100vh; height: 100svh; overflow: hidden; }
.triderm__bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 70%; }
.triderm__title { position: absolute; top: 15vh; left: 0; right: 0; text-align: center; }
.triderm__title .eyebrow { justify-content: center; }
.triderm__name { font: 300 clamp(56px, 11vw, 168px)/1 var(--en); letter-spacing: .16em; padding-left: .16em; background: linear-gradient(180deg, #fff 30%, #8C97A3); -webkit-background-clip: text; background-clip: text; color: transparent; }
.triderm__tag { margin-top: 16px; font: 400 15px/1 var(--en); letter-spacing: .38em; color: var(--silver); }
.triderm__device { position: absolute; left: 50%; bottom: 23vh; width: min(560px, 62vw); transform: translateX(-50%); filter: drop-shadow(0 30px 40px rgba(0,0,0,.6)); }
.modes { position: absolute; left: var(--gutter); right: var(--gutter); bottom: 16vh; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; pointer-events: none; }
.mode { opacity: 0; padding: 26px; border-radius: 18px; background: rgba(8,18,30,.72); border: 1px solid var(--line); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.mode img { height: 70px; width: auto; margin-bottom: 18px; }
.mode span { font: 500 12px/1 var(--en); letter-spacing: .24em; color: var(--gold); }
.mode h3 { margin-top: 10px; font: 400 26px/1.2 var(--en); }
.mode p { margin-top: 10px; font-size: 15px; line-height: 1.7; color: var(--ink-soft); }
.triderm__foot { position: absolute; left: var(--gutter); right: var(--gutter); bottom: 4vh; display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; }
.triderm__foot .btn { margin-top: 0; }
.labelbox__inline { font-size: 14px; color: var(--ink-mute); }

/* ---------- AIR SHINE ---------- */
.airshine { background: var(--paper); color: var(--navy); padding: clamp(110px, 16vh, 180px) 0; overflow: hidden; }
.airshine__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 96px); align-items: center; }
.airshine__img { border-radius: 26px; overflow: hidden; background: #E8EEF4; }
.airshine__img img { width: 100%; height: auto; transform: scale(1.12); }

/* ---------- BOOSTER ---------- */
.booster { position: relative; background: #EEF1F4; color: var(--navy); padding: clamp(110px, 16vh, 180px) 0; overflow: hidden; }
.booster__bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .6; }
.booster::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(238,241,244,.2), rgba(238,241,244,.85) 75%); pointer-events: none; }
.booster .wrap { position: relative; z-index: 1; }
.booster__head { max-width: 640px; }
.vials { display: grid; grid-template-columns: repeat(5, 1fr); gap: clamp(10px, 2vw, 28px); margin-top: 80px; align-items: end; }
.vial { margin: 0; text-align: center; }
.vial img { width: 100%; max-width: 200px; margin: 0 auto; height: auto; aspect-ratio: 434 / 900; object-fit: contain; filter: drop-shadow(0 26px 30px rgba(14,27,43,.22)); transition: transform .8s var(--ease); }
.vial:hover img { transform: translateY(-14px) rotate(-2deg); }
.vial figcaption { margin-top: 26px; padding-top: 16px; border-top: 2px solid var(--c); }
.vial b { display: block; font: 500 14px/1.3 var(--en); letter-spacing: .06em; }
.vial span { display: block; margin-top: 4px; font-size: 15px; color: #4A5360; }
.vial em { display: block; margin-top: 8px; font-style: normal; font-size: 14px; line-height: 1.6; color: #6A737E; }
.booster__feats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 80px; }
.booster__feats > div { padding: 26px 0 0; border-top: 1px solid rgba(14,27,43,.18); }
.booster__feats b { font: 400 24px/1 var(--en); }
.booster__feats p { margin-top: 10px; font-size: 16px; color: #4A5360; }

/* ---------- COSMETICS ---------- */
.cosmetics { background: var(--deep); position: relative; }
.cosmetics__pin { position: relative; height: 100vh; height: 100svh; overflow: hidden; display: flex; flex-direction: column; justify-content: center; }
.cosmetics__bg { position: absolute; left: 0; right: 0; bottom: 0; width: 100%; height: 72%; object-fit: cover; opacity: .9; }
.cosmetics__pin::before { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, var(--deep) 18%, rgba(8,18,30,.2) 60%, rgba(8,18,30,.7)); z-index: 1; pointer-events: none; }
.cosmetics__intro { position: relative; z-index: 2; padding: 0 var(--gutter); max-width: 900px; }
.cosrail { position: relative; z-index: 2; display: flex; gap: 22px; margin-top: 48px; padding: 0 var(--gutter); width: max-content; will-change: transform; }
.cos { flex: 0 0 auto; width: clamp(200px, 17vw, 250px); margin: 0; }
.cos__img { height: clamp(220px, 32vh, 320px); border-radius: 18px; background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.02)); border: 1px solid rgba(184,154,100,.22); display: grid; place-items: center; padding: 22px; backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }
.cos__img { position: relative; overflow: hidden; }
.cos__img img { position: absolute; inset: 22px; width: calc(100% - 44px); height: calc(100% - 44px); object-fit: contain; filter: drop-shadow(0 20px 24px rgba(0,0,0,.45)); transition: transform .8s var(--ease); }
.cos:hover .cos__img img { transform: scale(1.06) translateY(-6px); }
.cos figcaption { margin-top: 16px; }
.cos figcaption span { font: 500 12px/1 var(--en); letter-spacing: .2em; color: var(--gold); }
.cos figcaption b { display: block; margin-top: 8px; font-weight: 400; font-size: 16px; line-height: 1.5; }
.cos--more { width: clamp(260px, 22vw, 320px); padding: 28px; border-radius: 18px; border: 1px solid rgba(184,154,100,.4); background: rgba(8,18,30,.6); }
.cos--more p { font: 500 13px/1 var(--en); letter-spacing: .2em; color: var(--gold); }
.cos--more ul { list-style: none; margin: 18px 0 0; padding: 0; font-size: 15px; line-height: 2; color: var(--ink-soft); }
.cos--more .btn { margin-top: 22px; }

/* ---------- STORY ---------- */
.story { background: var(--deep); position: relative; }
.story__pin { position: relative; height: 100vh; height: 100svh; overflow: hidden; }
.story__visuals { position: absolute; inset: 0; }
.sv { position: absolute; inset: 0; overflow: hidden; background: var(--deep); clip-path: inset(100% 0 0 0); }
.sv:first-child { clip-path: inset(0 0 0 0); }
.sv > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; will-change: transform; }
.sv--thread > img { object-position: 70% 50%; }
.sv--heritage > img { filter: grayscale(1) contrast(1.15) brightness(.75); }
.sv--heritage::after { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, #0E1B2B 10%, #1C3A63 60%, #B89A64 130%); mix-blend-mode: color; opacity: .9; }
.sv--re > img { object-position: 50% 60%; }
.sv__sun { position: absolute; left: 62%; top: 56%; width: 46vmax; height: 46vmax; border-radius: 50%; background: radial-gradient(circle, rgba(255,236,200,.55), rgba(184,154,100,.18) 35%, transparent 65%); mix-blend-mode: screen; }
.sv--expansion { background: radial-gradient(60% 70% at 70% 45%, #18304F 0%, #0B1726 55%, var(--deep) 100%); }
.sv__core { position: absolute; left: 70%; top: 45%; width: 34vmin; height: 34vmin; border-radius: 50%; border: 1px solid rgba(201,207,214,.35); box-shadow: 0 0 80px rgba(201,207,214,.18), inset 0 0 60px rgba(201,207,214,.08); }
.sv__core::after { content: ""; position: absolute; inset: -18%; border-radius: 50%; border: 1px dashed rgba(184,154,100,.35); animation: spin 40s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.orb { position: absolute; left: var(--l); top: var(--t); height: var(--h); }
.orb img { height: 100%; width: auto; filter: drop-shadow(0 24px 30px rgba(0,0,0,.55)); animation: float 6s ease-in-out infinite; }
.orb:nth-child(odd) img { animation-duration: 7.5s; animation-delay: -2s; }
@keyframes float { 50% { transform: translateY(-14px) rotate(1.5deg); } }
.sv--future > img { left: 18%; width: 100%; }
.sv__motto { position: absolute; left: 68%; top: 50%; text-align: center; font: 300 clamp(18px, 1.9vw, 28px)/1.5 var(--en); letter-spacing: .12em; color: var(--silver); white-space: nowrap; }
.story__shade { position: absolute; inset: 0; pointer-events: none; background: linear-gradient(90deg, rgba(8,18,30,.94) 0%, rgba(8,18,30,.78) 32%, rgba(8,18,30,.15) 62%, transparent 80%), linear-gradient(0deg, rgba(8,18,30,.6), transparent 30%); }
.story__copy { position: absolute; left: var(--gutter); top: 50%; transform: translateY(-50%); width: min(560px, 46vw); }
.story__count { display: flex; align-items: flex-end; gap: 14px; margin: 6px 0 18px; }
.story__digits { display: block; height: 1em; overflow: hidden; font: 200 clamp(80px, 9vw, 140px)/1 var(--en); }
.story__digits i { display: block; height: 1em; font-style: normal; color: transparent; background: linear-gradient(180deg, #fff 20%, rgba(255,255,255,.18)); -webkit-background-clip: text; background-clip: text; }
.story__count em { font: 300 16px/1 var(--en); font-style: normal; letter-spacing: .2em; color: var(--ink-mute); padding-bottom: .6em; }
.story__chapters { position: relative; height: clamp(300px, 40vh, 380px); }
.chapter { position: absolute; inset: 0; opacity: 0; }
.chapter:first-child { opacity: 1; }
.chapter__en { font: 500 13px/1 var(--en); letter-spacing: .3em; color: var(--gold); }
.chapter h3 { margin-top: 18px; font: 300 clamp(32px, 3.8vw, 54px)/1.22 var(--ko); letter-spacing: -0.04em; text-wrap: balance; }
.chapter > p:last-child { margin-top: 24px; max-width: 30em; font-size: clamp(16px, 1.25vw, 18px); line-height: 1.9; color: var(--ink-soft); text-wrap: pretty; }
.story__nav { position: absolute; right: var(--gutter); top: 50%; transform: translateY(-50%); list-style: none; margin: 0; padding: 0; display: grid; gap: 22px; justify-items: end; }
.story__nav li { display: flex; align-items: center; gap: 14px; font: 500 12px/1 var(--en); letter-spacing: .22em; color: rgba(255,255,255,.35); transition: color .5s; }
.story__nav li::after { content: ""; width: 24px; height: 1px; background: rgba(255,255,255,.3); transition: width .6s var(--ease), background .5s; }
.story__nav li.is-on { color: #fff; }
.story__nav li.is-on::after { width: 56px; background: var(--gold); }
.story__bar { position: absolute; left: var(--gutter); right: var(--gutter); bottom: 40px; height: 1px; background: var(--line); }
.story__bar i { display: block; height: 100%; background: var(--gold); transform-origin: 0 50%; transform: scaleX(0); }

/* ---------- VISION ---------- */
.vision { background: var(--paper); color: var(--navy); padding: clamp(110px, 16vh, 180px) 0; }
.vm { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 96px); }
.vm h3 { font: 400 clamp(22px, 2.2vw, 30px)/1.45 var(--ko); letter-spacing: -0.03em; }
.vm__item > p:last-child { margin-top: 18px; font-size: 17px; color: #4A5360; }
.principle { margin: clamp(90px, 14vh, 160px) 0; font: 300 clamp(26px, 3.4vw, 46px)/1.5 var(--ko); letter-spacing: -0.035em; max-width: 24em; }
.principle .wd { color: rgba(14,27,43,.16); transition: color .2s; }
.principle .wd.on { color: var(--navy); }
.values { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.value { position: relative; padding: 40px 32px; min-height: 360px; border-radius: 22px; background: var(--white); box-shadow: 0 30px 60px -40px rgba(14,27,43,.35); overflow: hidden; }
.value::after { content: ""; position: absolute; left: 32px; right: 32px; bottom: 0; height: 2px; background: var(--gold); transform: scaleX(0); transform-origin: 0 50%; transition: transform .8s var(--ease); }
.value:hover::after { transform: scaleX(1); }
.value__no { font: 200 64px/1 var(--en); color: var(--silver); }
.value__en { margin-top: 26px; font: 500 14px/1 var(--en); letter-spacing: .26em; color: var(--logo-blue); }
.value h3 { margin-top: 14px; font: 500 20px/1.5 var(--ko); }
.value p { margin-top: 12px; font-size: 16px; color: #4A5360; }

/* ---------- HISTORY ---------- */
.history { background: var(--navy); }
.history__pin { height: 100vh; height: 100svh; overflow: hidden; display: flex; flex-direction: column; justify-content: center; }
.history__head { padding: 0 var(--gutter); }
.history__track { position: relative; display: flex; gap: 0; margin-top: 64px; padding: 0 var(--gutter); width: max-content; will-change: transform; }
.history__line { position: absolute; left: var(--gutter); right: var(--gutter); top: 58px; height: 1px; background: var(--line); }
.history__line i { display: block; height: 100%; background: linear-gradient(90deg, var(--silver), var(--gold)); transform-origin: 0 50%; transform: scaleX(0); }
.hy { position: relative; width: clamp(280px, 26vw, 380px); padding-right: 48px; }
.hy::before { content: ""; position: absolute; left: 0; top: 52px; width: 13px; height: 13px; border-radius: 50%; background: var(--navy); border: 1px solid var(--silver); }
.hy__y { display: block; font: 300 clamp(30px, 3vw, 44px)/1 var(--en); letter-spacing: -0.01em; color: #fff; height: 40px; }
.hy h3 { margin-top: 56px; font: 500 19px/1.5 var(--ko); }
.hy p { margin-top: 10px; font-size: 15px; line-height: 1.75; color: var(--ink-soft); }
.hy__ph { margin-top: 22px; height: clamp(130px, 17vh, 170px); border-radius: 12px; overflow: hidden; }
.hy__ph img { width: 100%; height: 100%; object-fit: cover; opacity: .92; }
.hy__ph--empty { display: grid; place-content: center; justify-items: center; gap: 6px; text-align: center; padding: 12px; border: 1px dashed rgba(201,207,214,.35); background: rgba(255,255,255,.025); color: var(--ink-mute); }
.hy__ph--empty svg { width: 26px; height: 26px; color: var(--silver); opacity: .7; margin-bottom: 2px; }
.hy__ph--empty b { font-size: 14px; font-weight: 500; color: var(--ink-soft); }
.hy__ph--empty span { font-size: 14px; line-height: 1.5; }
.hy--now::before { background: var(--gold); border-color: var(--gold); box-shadow: 0 0 0 6px rgba(184,154,100,.2); }
.hy--now .hy__y { color: var(--gold); }

/* ---------- CEO ---------- */
.ceo { background: var(--paper); color: var(--navy); padding: clamp(110px, 16vh, 180px) 0; }
.ceo__grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(32px, 7vw, 120px); align-items: start; }
.ceo__photo { margin: 0; position: sticky; top: 110px; }
.ceo__frame { border-radius: 26px; overflow: hidden; aspect-ratio: 4 / 5; }
.ceo__frame img { width: 100%; height: 115%; object-fit: cover; object-position: center 20%; }
.ceo__photo figcaption { margin-top: 18px; font-size: 15px; color: #4A5360; }
.ceo__photo b { color: var(--navy); font-weight: 500; margin-left: 6px; }
.ceo__body { margin-top: 40px; display: grid; gap: 22px; max-width: 34em; }
.ceo__body p { font-size: 17px; line-height: 1.95; color: #3B4450; }
.ceo__sign { font-weight: 500; color: var(--navy) !important; }

/* ---------- NEWS ---------- */
.news { background: var(--deep); padding: clamp(110px, 16vh, 180px) 0; }
.news__head { display: flex; justify-content: space-between; align-items: end; gap: 24px; flex-wrap: wrap; margin-bottom: 48px; }
.news__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.post { display: block; transition: opacity .4s, transform .4s var(--ease); }
.post.is-hidden { display: none; }
.post__img { position: relative; aspect-ratio: 4/3; border-radius: 18px; overflow: hidden; }
.post__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.post:hover .post__img img { transform: scale(1.06); }
.sample { position: absolute; top: 14px; left: 14px; padding: 6px 12px; border-radius: 999px; background: rgba(8,18,30,.75); font-size: 13px; color: var(--silver); }
.post__cat { display: block; margin-top: 20px; font-size: 14px; color: var(--gold); }
.post h3 { margin-top: 8px; font: 400 20px/1.5 var(--ko); }
.post time { display: block; margin-top: 8px; font: 400 14px/1 var(--en); color: var(--ink-mute); }

/* ---------- CONTACT ---------- */
.contact { background: radial-gradient(80% 60% at 80% 30%, #16294A, var(--navy) 70%); padding: clamp(110px, 16vh, 180px) 0; }
.contact__grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(32px, 6vw, 96px); align-items: start; }
.form { padding: clamp(24px, 3vw, 40px); border-radius: 24px; background: rgba(255,255,255,.04); border: 1px solid var(--line); display: grid; gap: 18px; }
.form__tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 6px; }
.ftab { padding: 10px 16px; border-radius: 999px; border: 1px solid rgba(255,255,255,.2); background: transparent; font-size: 14px; transition: all .3s; }
.ftab.is-on { background: #fff; color: var(--navy); border-color: #fff; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form label > span { display: block; font-size: 14px; color: var(--ink-soft); margin-bottom: 8px; }
.form input:not([type=checkbox]), .form textarea, .form select { width: 100%; padding: 14px 16px; border-radius: 12px; border: 1px solid rgba(255,255,255,.16); background: rgba(8,18,30,.5); color: #fff; font: 400 16px/1.5 var(--ko); transition: border-color .3s; }
.form input:focus, .form textarea:focus, .form select:focus { outline: none; border-color: var(--silver); }
.form .is-err { border-color: #D98C7A !important; }
.form__demo { display: none; }
.form.is-demo .form__demo { display: block; }
.form__agree { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--ink-soft); }
.form__agree input { margin-top: 5px; accent-color: var(--gold); }
.form__agree span { margin: 0 !important; display: inline !important; }
.form__agree em { font-style: normal; color: var(--ink-mute); }
.form .btn { margin-top: 6px; }
.form__done { padding: 16px 18px; border-radius: 12px; background: rgba(184,154,100,.15); border: 1px solid rgba(184,154,100,.4); font-size: 15px; }

/* ---------- RECRUIT ---------- */
.recruit { background: var(--paper); color: var(--navy); padding: 0 0 clamp(110px, 16vh, 180px); overflow: hidden; }
.recruit__marquee { padding: 60px 0 70px; overflow: hidden; }
.recruit__mq { display: flex; width: max-content; font: 600 clamp(56px, 10vw, 150px)/1 var(--en); letter-spacing: -0.01em; white-space: nowrap; color: rgba(14,27,43,.07); will-change: transform; }
.recruit__mq span { padding-right: .3em; }

/* ---------- FOOTER ---------- */
.footer { background: var(--deep); padding: 80px 0 48px; border-top: 1px solid var(--line); }
.footer__top { display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap; padding-bottom: 40px; border-bottom: 1px solid var(--line); }
.footer__logo { display: inline-block; padding: 14px 20px; background: #fff; border-radius: 12px; }
.footer__logo img { height: 24px; width: auto; }
.footer__brand p { margin-top: 16px; font: 300 15px/1 var(--en); letter-spacing: .12em; color: var(--ink-mute); }
.footer__nav { display: flex; gap: 28px; flex-wrap: wrap; font-size: 15px; color: var(--ink-soft); }
.footer__nav a:hover { color: #fff; }
.footer__info { margin: 32px 0 0; display: flex; flex-wrap: wrap; gap: 10px 32px; font-size: 14px; color: var(--ink-mute); }
.footer__info div { display: flex; gap: 10px; }
.footer__info dt { color: var(--ink-soft); }
.footer__info dd { margin: 0; }
.footer__copy { margin-top: 32px; font: 400 14px/1 var(--en); color: rgba(255,255,255,.4); }

[data-reveal] { opacity: 0; transform: translateY(36px); }

/* ---------- responsive ---------- */
@media (max-width: 1024px) {
  .gnb__nav { display: none; }
  .gnb__burger { display: block; }
  .ultracol__pin { grid-template-columns: 1fr; padding-top: 100px; }
  .ultracol__visual { height: 56vh; }
  .ceo__grid, .contact__grid, .airshine__grid, .vm { grid-template-columns: 1fr; }
  .ceo__photo { position: relative; top: 0; max-width: 460px; }
}
@media (max-width: 760px) {
  body { font-size: 16px; }
  .gnb { top: 10px; width: calc(100% - 20px); padding-left: 18px; }
  .gnb__logo img { height: 22px; }
  .hero__copy { right: var(--gutter); bottom: 110px; }
  .hero__copy--c { text-align: left; left: var(--gutter); right: var(--gutter); }
  .hero__copy--c .eyebrow { justify-content: flex-start; }
  .hero__steps { display: none; }
  .hero__tag { font-size: 16px; letter-spacing: .08em; }
  .decode__notes { height: 190px; }
  .universe__pin { flex-direction: column; align-items: flex-start; justify-content: center; gap: 28px; }
  .universe__head { width: 100%; padding-right: var(--gutter); }
  .universe__head .lead { display: none; }
  .universe__count { margin-top: 16px; }
  .ucard { width: 78vw; height: 58vh; }
  .pillars, .values, .booster__feats, .news__grid { grid-template-columns: 1fr; }
  .vials { grid-template-columns: repeat(5, 1fr); gap: 6px; }
  .vial figcaption { display: none; }
  .vials-list { display: grid !important; }
  .triderm__title { top: 12vh; }
  .triderm__device { bottom: 46vh; width: 80vw; }
  .modes { grid-template-columns: 1fr; gap: 10px; bottom: 15vh; }
  .mode { padding: 16px 18px; display: grid; grid-template-columns: auto 1fr; column-gap: 14px; }
  .mode img { grid-row: span 3; height: 48px; margin: 0; align-self: center; }
  .mode h3 { font-size: 20px; margin-top: 4px; }
  .mode p { font-size: 14px; margin-top: 4px; }
  .triderm__foot { justify-content: center; bottom: 3vh; }
  .triderm__foot .labelbox__inline { display: none; }
  .form__row { grid-template-columns: 1fr; }
  .hy { width: 78vw; }

  .cos { width: 62vw; }
  .story__shade { background: linear-gradient(0deg, rgba(8,18,30,.96) 0%, rgba(8,18,30,.85) 45%, rgba(8,18,30,.1) 75%); }
  .story__copy { top: auto; bottom: 64px; transform: none; width: auto; right: var(--gutter); }
  .story__digits { font-size: 64px; }
  .story__chapters { height: 300px; }
  .chapter h3 { font-size: 28px; }
  .chapter > p:last-child { font-size: 16px; line-height: 1.8; margin-top: 16px; }
  .story__nav { display: none; }
  .story__bar { bottom: 28px; }
  .orb { left: calc(var(--l) - 32%); top: calc(var(--t) * .45 + 4%); height: calc(var(--h) * .58); }
  .sv__core { left: 42%; top: 24%; width: 46vw; height: 46vw; }
  .sv--future > img { left: -60%; width: 220%; max-width: none; height: auto; top: 2vh; bottom: auto; object-fit: contain; }
  .sv__motto { left: 50%; top: calc(2vh + 61.875vw); }
  .sv__sun { left: 50%; top: 35%; }
}
.vials-list { display: none; margin-top: 28px; gap: 12px; }
.vials-list div { display: flex; justify-content: space-between; gap: 12px; padding: 12px 0; border-bottom: 1px solid rgba(14,27,43,.14); font-size: 15px; }
.vials-list b { font: 500 14px/1.5 var(--en); }
.vials-list span { color: #4A5360; text-align: right; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  [data-reveal] { opacity: 1; transform: none; }
}