/* Layout: Satisfy-style brand page. Full-bleed cut photo, white product gallery, black bands. Sharp corners everywhere. One deliberate light look (product shots sit on white). */
:root{
  color-scheme:light;
  --ink:#151515; --mute:#55554f; --line:#e3e3df; --soft:#f3f3f0; --white:#ffffff;
  --black:#121212; --on-black:#f2f2ef; --on-black-mute:#b4b4ae;
  --gold:#a8792f; --gold-bright:#d2a65a;
  --display:"NanumBarunGothic","Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  --body:"NanumBarunGothic","Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  --gutter:clamp(16px,4vw,48px); --max:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;background:var(--white);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;word-break:keep-all;overflow-wrap:break-word}
h1,h2,h3{font-family:var(--display);font-weight:700;margin:0;text-wrap:balance;letter-spacing:-.01em}
p{margin:0}
a{color:inherit}
img{display:block;max-width:100%}
:focus-visible{outline:2px solid var(--gold-bright);outline-offset:3px}
.wrap{max-width:var(--max);margin:0 auto;padding-inline:var(--gutter)}

/* header */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;background:var(--white);border-bottom:1px solid var(--line)}
.top .wrap{height:64px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.mark{display:flex;align-items:baseline;gap:10px;text-decoration:none}
.mark b{font-family:var(--display);font-weight:500;font-size:20px;letter-spacing:.14em}
.mark span{font-size:12px;color:var(--mute)}
.nav{display:flex;align-items:center;gap:28px;font-size:14px}
.nav a{text-decoration:none;color:var(--mute);transition:color .2s}
.nav a:hover{color:var(--ink)}
.nav .tel{font-family:var(--display);color:var(--ink);font-size:15px;letter-spacing:.02em}
@media (max-width:640px){.nav a:not(.tel){display:none}}

/* hero */
.hero{position:relative;min-height:clamp(520px,82vh,820px);display:flex;align-items:flex-end;color:var(--white);background:var(--black);overflow:hidden}
.hero .hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:72% 50%}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(14,14,14,.82) 0%,rgba(14,14,14,.55) 38%,rgba(14,14,14,0) 68%)}
.hero .wrap{position:relative;z-index:1;width:100%;padding-block:clamp(48px,10vh,96px)}
.hero-copy{max-width:560px;display:grid;gap:20px}
.hero-logo{width:clamp(150px,16vw,200px);height:auto;margin-left:-4px}
.hero h1{font-size:clamp(32px,5vw,56px);line-height:1.22}
.hero p.sub{font-size:clamp(16px,1.6vw,18px);color:rgba(255,255,255,.82);max-width:30em}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:52px;padding:0 28px;font:500 15px var(--display);letter-spacing:.06em;text-decoration:none;border:1px solid currentColor;transition:background .2s,color .2s,transform .1s;white-space:nowrap;cursor:pointer}
.btn:active{transform:translateY(1px)}
.btn-light{background:var(--white);color:var(--ink);border-color:var(--white)}
.btn-light:hover{background:var(--gold-bright);border-color:var(--gold-bright)}
.btn .arrow{transition:transform .2s}
.btn:hover .arrow{transform:translateX(4px)}
@media (max-width:720px){
  .hero{min-height:clamp(560px,88vh,760px)}
  .hero .hero-bg{object-position:78% 40%}
  .hero::after{background:linear-gradient(0deg,rgba(14,14,14,.9) 0%,rgba(14,14,14,.6) 45%,rgba(14,14,14,.05) 80%)}
}

/* key facts strip */
.facts{border-bottom:1px solid var(--line)}
.facts .wrap{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.fact{padding:28px 24px;display:grid;gap:6px;align-content:start;border-left:1px solid var(--line)}
.fact:first-child{border-left:0;padding-left:0}
.fact b{font-family:var(--display);font-weight:500;font-size:clamp(17px,1.6vw,20px)}
.fact span{font-size:14px;color:var(--mute)}
@media (max-width:900px){.facts .wrap{grid-template-columns:repeat(2,minmax(0,1fr))}.fact:nth-child(3){border-left:0;padding-left:0}.fact:nth-child(n+3){border-top:1px solid var(--line)}}

/* genuine */
.genuine{background:var(--soft)}
.faq{border-top:1px solid var(--line)}
.genuine .wrap{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(32px,6vw,96px)}
@media (max-width:860px){.genuine .wrap{grid-template-columns:1fr}}
.genuine .lead{color:var(--mute);margin-top:16px;max-width:30em}
.reasons{list-style:none;margin:0;padding:0;border-top:1px solid var(--ink)}
.reasons li{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:8px 32px;padding:28px 0;border-bottom:1px solid var(--line)}
@media (max-width:640px){.reasons li{grid-template-columns:1fr}}
.reasons h3{font-size:20px}
.reasons p{color:var(--mute)}

/* explainer */
.explain{background:var(--soft)}
.explain .wrap{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(32px,5vw,80px);align-items:start}
@media (max-width:900px){.explain .wrap{grid-template-columns:1fr}}
.explain .sec-title{margin-bottom:16px}
.explain .lead{color:var(--mute);max-width:38em;margin-bottom:28px}
.diagram{margin:0;border:1px solid var(--line);background:var(--white);overflow-x:auto}
.diagram svg{display:block;width:100%;min-width:600px;height:auto}
.diagram figcaption{font-size:13px;color:var(--mute);padding:12px 16px;border-top:1px solid var(--line)}
.notes{list-style:none;margin:0;padding:0;border-top:1px solid var(--ink)}
.notes li{padding:22px 0;border-bottom:1px solid var(--line);display:grid;gap:6px}
.notes h3{font-size:18px}
.notes p{color:var(--mute);font-size:15px}

/* faq */
.faq .wrap{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:clamp(32px,6vw,96px)}
@media (max-width:860px){.faq .wrap{grid-template-columns:1fr}}
.qa{border-top:1px solid var(--ink)}
.qa details{border-bottom:1px solid var(--line)}
.qa summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:16px;padding:22px 0;font-family:var(--display);font-size:clamp(16px,1.5vw,18px)}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"+";color:var(--gold);font-size:22px;line-height:1;transition:transform .2s}
.qa details[open] summary::after{transform:rotate(45deg)}
.qa details p{padding:0 0 24px;color:var(--mute);max-width:44em}

/* section shells */
section.block{padding-block:clamp(72px,10vw,128px)}
.sec-title{font-size:clamp(28px,3.4vw,40px);line-height:1.25}

/* products */
.products .sec-title{margin-bottom:clamp(32px,4vw,56px)}
.prod-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(16px,2.4vw,32px)}
@media (max-width:760px){.prod-grid{grid-template-columns:1fr}}
.prod{display:grid;gap:20px;align-content:start}
.prod figure{margin:0;background:var(--white);border:1px solid var(--line);aspect-ratio:16/10;display:grid;place-items:center;padding:clamp(20px,4vw,48px);overflow:hidden}
.prod figure img{width:auto;max-height:100%;transition:transform .5s cubic-bezier(.16,1,.3,1)}
.prod:hover figure img{transform:scale(1.04)}
.prod h3{font-size:clamp(20px,2vw,24px)}
.prod h3 sup{font-size:.55em;color:var(--gold)}
.prod p{color:var(--mute);max-width:34em}
.tags{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.tags li{font-size:13px;border:1px solid var(--line);padding:5px 10px;color:var(--ink)}

/* band */
.band{position:relative;color:var(--on-black);background:var(--black);overflow:hidden}
.band img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:40% 60%;opacity:.5}
.band::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,18,18,.55) 0%,rgba(18,18,18,.88) 55%,rgba(18,18,18,.95) 100%)}
.band .wrap{z-index:1}
.band .wrap{position:relative;padding-block:clamp(80px,11vw,140px);display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(40px,6vw,96px)}
@media (max-width:760px){.band .wrap{grid-template-columns:1fr}}
.claim{display:grid;gap:14px;align-content:start;border-top:1px solid rgba(255,255,255,.28);padding-top:24px}
.claim .en{font-family:var(--display);font-size:clamp(26px,3.6vw,46px);letter-spacing:.02em;line-height:1.1}
.claim .ko{font-family:var(--display);font-size:18px;color:var(--gold-bright)}
.claim p{color:var(--on-black-mute);max-width:30em}

/* uses */
.uses .sec-title{margin-bottom:12px}
.uses .lead{color:var(--mute);margin-bottom:clamp(32px,4vw,48px)}
.use-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--ink)}
@media (max-width:900px){.use-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.use{padding:28px 24px 32px 0;display:grid;gap:10px;align-content:start;border-bottom:1px solid var(--line)}
.use + .use{padding-left:24px;border-left:1px solid var(--line)}
@media (max-width:900px){.use:nth-child(3){padding-left:0;border-left:0}}
.use h3{font-size:22px}
.use p{font-size:15px;color:var(--mute)}
.aka{margin-top:28px;font-size:14px;color:var(--mute)}
.aka b{color:var(--ink);font-weight:700}

/* uses with photo */
.uses .wrap.split{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(32px,5vw,72px);align-items:center}
@media (max-width:900px){.uses .wrap.split{grid-template-columns:1fr}}
.uses figure{margin:0}
.uses figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.uses .use-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.uses .use:nth-child(3){padding-left:0;border-left:0}

/* brand */
.brand{background:var(--soft)}
.brand .wrap{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,7fr);gap:clamp(32px,6vw,96px);align-items:center}
@media (max-width:760px){.brand .wrap{grid-template-columns:1fr}}
.brand figure{margin:0;justify-self:start;max-width:340px;width:100%}
.brand figure img{width:100%;aspect-ratio:5/4;object-fit:cover}
.brand-copy{display:grid;gap:18px}
.brand-copy p{color:var(--mute);max-width:36em}

/* contact */
.contact{background:var(--black);color:var(--on-black)}
.contact .sec-title{font-size:clamp(32px,4.4vw,52px)}
.contact .lead{color:var(--on-black-mute);margin-top:16px;max-width:34em}
.lines{margin-top:clamp(40px,5vw,64px);display:grid;border-top:1px solid rgba(255,255,255,.2)}
.line{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 24px;padding-block:24px;border-bottom:1px solid rgba(255,255,255,.2)}
.line .k{font-size:14px;color:var(--on-black-mute);min-width:5em}
.line .v{font-family:var(--display);font-size:clamp(22px,3.6vw,40px);letter-spacing:.01em;user-select:all;flex:1;min-width:0;white-space:nowrap}
@media (max-width:640px){.line{display:grid;grid-template-columns:1fr auto;gap:6px 16px}.line .k{grid-column:1/-1}.line .v{font-size:clamp(20px,6vw,26px)}}
.line .v a{text-decoration:none}
.copy{font:500 13px var(--display);letter-spacing:.06em;color:var(--on-black);background:transparent;border:1px solid rgba(255,255,255,.4);height:40px;padding:0 16px;cursor:pointer;transition:background .2s,color .2s}
.copy:hover{background:var(--on-black);color:var(--black)}
.addr{margin-top:28px;font-size:14px;color:var(--on-black-mute)}

footer{background:var(--black);color:var(--on-black-mute);font-size:13px;border-top:1px solid rgba(255,255,255,.12)}
footer .wrap{padding-block:28px 40px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px}
.hero h1,.sec-title,.claim .en,.mark b{font-weight:700}
.mark b,.claim .en,.btn,.copy,.line .v,.nav .tel,.qa summary,.fact b,.claim .ko{font-weight:700}
.nav .tel{font-weight:700}

/* fonts */
@font-face{font-family:"NanumBarunGothic";src:url(/assets/nanumbarun-r.39e32fbd.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"NanumBarunGothic";src:url(/assets/nanumbarun-b.0fcddf12.woff2) format("woff2");font-weight:700;font-display:swap}
html{scroll-padding-top:72px}
/* footer */
footer .wrap.foot{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:20px 40px;padding-block:40px 48px}
.foot-co{display:grid;gap:4px}
.foot-co b{color:var(--on-black);font-size:15px}
.foot-nav{display:flex;flex-wrap:wrap;gap:8px 20px;align-content:start}
.foot-nav a{color:var(--on-black);text-decoration:none}
.foot-nav a:hover{color:var(--gold-bright)}
.tm{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.12);padding-top:16px}
@media (max-width:720px){footer .wrap.foot{grid-template-columns:1fr}}
.more{display:inline-flex;gap:8px;margin-top:20px;font-weight:700;color:var(--ink);text-decoration:none;border-bottom:1px solid var(--ink);padding-bottom:2px}
.more:hover{color:var(--gold);border-color:var(--gold)}
/* subpages */
.page-hero{background:var(--black);color:var(--on-black)}
.page-hero .wrap{padding-block:clamp(48px,8vw,96px) clamp(40px,6vw,72px);display:grid;gap:18px}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--on-black-mute);list-style:none;margin:0;padding:0}
.crumbs li+li::before{content:"/";margin-right:8px;color:rgba(255,255,255,.3)}
.crumbs a{text-decoration:none}
.page-hero h1{font-size:clamp(30px,4.6vw,52px);line-height:1.2}
.page-hero p{color:var(--on-black-mute);max-width:40em;font-size:clamp(16px,1.6vw,18px)}
.article{padding-block:clamp(48px,7vw,88px)}
.article .wrap{max-width:880px}
.article-sec{display:grid;gap:16px;padding-block:28px;border-top:1px solid var(--line)}
.article-sec:first-child{border-top:0;padding-top:0}
.article-sec h2{font-size:clamp(22px,2.6vw,28px)}
.article-sec p{color:var(--mute)}
.article-sec .diagram{margin-top:8px}
.compare{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
@media (max-width:640px){.compare{grid-template-columns:1fr}}
.compare>div{border:1px solid var(--line);padding:22px;display:grid;gap:8px;align-content:start}
.compare h3{font-size:18px}
.compare p{font-size:15px}
.checks,.steps{list-style:none;margin:0;padding:0;border-top:1px solid var(--ink)}
.checks li,.steps li{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2.2fr);gap:6px 28px;padding:18px 0;border-bottom:1px solid var(--line)}
@media (max-width:640px){.checks li,.steps li{grid-template-columns:1fr}}
.checks span,.steps span{color:var(--mute)}
.steps{counter-reset:s}
.steps li b::before{counter-increment:s;content:counter(s) ". ";color:var(--gold)}
.contact-list{display:grid;border-top:1px solid var(--ink)}
.contact-list div{display:grid;grid-template-columns:5em 1fr;gap:12px;padding:16px 0;border-bottom:1px solid var(--line);align-items:baseline}
.contact-list span{color:var(--mute);font-size:14px}
.contact-list a,.contact-list b{font-size:clamp(18px,2.4vw,22px);font-weight:700;text-decoration:none;user-select:all}
.related{background:var(--soft)}
.related .wrap{padding-block:clamp(48px,6vw,72px);display:grid;gap:20px}
.related h2{font-size:22px}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
@media (max-width:760px){.rel-grid{grid-template-columns:1fr}}
.rel-grid a{display:grid;gap:6px;background:var(--white);border:1px solid var(--line);padding:22px;text-decoration:none;transition:border-color .2s}
.rel-grid a:hover{border-color:var(--ink)}
.rel-grid b{font-size:17px}
.rel-grid span{color:var(--mute);font-size:14px}
.cta-band{background:var(--black);color:var(--on-black)}
.cta-band .wrap{padding-block:clamp(48px,6vw,72px);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px}
.cta-band h2{font-size:clamp(22px,3vw,30px)}
.cta-band p{color:var(--on-black-mute);margin-top:6px}