/* ---------- tokens ---------- */
:root{
  --chalk:#FFFFFF; --chalk2:#EBF4FA; --white:#FFFFFF;
  --ink:#1B2228; --body:#39424A; --soft:#8A939A;
  --hair:#DFE8EF; --hair-d:#464B50;
  --char:#2E3236;
  --on-dark:#EDEBE6; --on-dark-mute:#A3ABB1;
  --gold:#0C5484; --gold-lt:#30A8D8; --gold-hi:#1E88BC; --gold-lo:#083A5C;
  --wrap:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--chalk);color:var(--ink);
  font-family:"Noto Sans KR",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-weight:400;font-size:16px;line-height:1.8;word-break:keep-all;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.42;letter-spacing:-.02em;text-wrap:balance}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.wrap{width:min(100% - 44px,var(--wrap));margin-inline:auto}
@media(max-width:640px){.wrap{width:calc(100% - 32px)}}
section{padding-block:96px}
@media(max-width:860px){section{padding-block:68px}}

/* ---------- type ---------- */
.eyebrow{display:block;font-size:12.5px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--soft)}
.eyebrow-ko{display:block;font-size:13px;font-weight:500;letter-spacing:.06em;color:var(--soft)}
h1{font-size:clamp(30px,4.3vw,50px);line-height:1.34}
h2{font-size:clamp(23px,2.9vw,34px)}
h3{font-size:19px}
.lead{font-size:17px;line-height:1.85;color:var(--body)}
.head{max-width:60ch;margin-bottom:46px;display:grid;gap:14px}
.head p{color:var(--body)}
.hr-gold{height:1px;background-image:linear-gradient(90deg,var(--gold) 0%,rgba(138,90,43,.12) 100%);width:46px;margin-bottom:22px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--ink);color:#fff;border:1px solid var(--ink);
  padding:13px 26px;border-radius:3px;font-size:15px;font-weight:500;
  text-decoration:none;cursor:pointer;transition:opacity .16s ease;
  font-family:inherit;
}
.btn:hover{opacity:.82}
.btn-ghost{background:transparent;color:var(--ink)}
.btn.btn-accent,.on-dark .btn.btn-accent,.hero .btn.btn-accent{background-image:linear-gradient(175deg,var(--gold-hi) 0%,var(--gold) 54%,var(--gold-lo) 100%);background-color:var(--gold);border-color:var(--gold-lo);color:#fff;box-shadow:inset 0 1px 0 rgba(255,255,255,.17)}
.btn.btn-accent:hover{opacity:1;background-image:linear-gradient(175deg,#B77B3E 0%,#96632F 54%,#7A4E24 100%)}
.hero .btn-ghost{color:var(--ink);border-color:var(--hair);background:rgba(255,255,255,.62)}
.hero .btn-ghost:hover{background:#fff;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;opacity:1}
.on-dark .btn{background:var(--ink);color:#fff;border-color:var(--ink)}
.on-dark .btn-ghost{background:transparent;color:var(--ink);border-color:var(--hair)}
.on-dark .btn-ghost:hover{border-color:var(--ink);color:var(--ink);background:transparent}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--ink);outline-offset:3px}

/* ---------- nav ---------- */
header{position:sticky;top:0;z-index:40;background:rgba(235,244,250,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--hair)}
.nav{display:flex;align-items:center;gap:26px;height:86px}
.logo{display:flex;flex-direction:column;align-items:flex-start;gap:4px;text-decoration:none;margin-right:auto}
.logo img{width:44px;height:auto;display:block;flex:none}
.lk{display:block;line-height:1.1}
.lk i{font-style:normal;font-size:11px;font-weight:500;letter-spacing:.01em;color:var(--body);white-space:nowrap}
.nav-links{display:flex;gap:22px;font-size:14.5px;color:var(--body)}
.nav-links a{text-decoration:none}
.nav-links a:hover{color:var(--ink)}
.nav .btn{padding:9px 18px;font-size:14px}
@media(max-width:920px){.nav-links{display:none}}

/* ---------- hero ---------- */
.hero{
  background:var(--white);color:var(--body);padding-block:92px 76px;position:relative;overflow:hidden;isolation:isolate;
}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:url("img/track-a.jpg") center/cover no-repeat;filter:saturate(.78) contrast(.98);}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(100deg,rgba(255,255,255,.90) 0%,rgba(255,255,255,.87) 40%,rgba(255,255,255,.72) 56%,rgba(255,255,255,.30) 82%,rgba(255,255,255,.12) 100%);}
.hero .wrap{position:relative;z-index:1}
.hero .eyebrow-ko{color:var(--gold);margin-bottom:20px}
.hero .eyebrow-ko::before{content:"";display:inline-block;width:26px;height:2px;background:var(--gold);vertical-align:middle;margin-right:12px;margin-bottom:3px}
.hero h1{color:var(--ink);max-width:19ch}
.hero .lead{margin-top:24px;max-width:46ch;color:var(--body);border-left:2px solid rgba(138,90,43,.55);padding-left:18px}
.hero-cta{display:flex;gap:11px;margin-top:32px;flex-wrap:wrap}
.creds{margin-top:34px;padding-top:20px;border-top:1px solid rgba(138,90,43,.28);display:grid;gap:10px}
.creds div{font-size:13.5px;color:var(--body)}
.creds b{color:var(--gold);font-weight:600;margin-right:8px}
@media(max-width:860px){.hero{padding-block:64px 56px}.hero::after{background:linear-gradient(115deg,rgba(255,255,255,.93) 0%,rgba(255,255,255,.90) 48%,rgba(255,255,255,.76) 76%,rgba(255,255,255,.58) 100%)}.creds{gap:9px}.creds div{font-size:12.5px}}

/* ---------- surfaces ---------- */
.s-white{background:var(--white)}
.s-chalk2{background:var(--chalk2)}
.on-dark{background:var(--chalk2);color:var(--ink)}
.on-dark h2,.on-dark h3{color:var(--ink)}
.on-dark .head p,.on-dark .lead{color:var(--body)}
.on-dark .eyebrow,.on-dark .eyebrow-ko{color:var(--body)}

/* ---------- problem ---------- */
.probs{display:grid;grid-template-columns:repeat(auto-fit,minmax(255px,1fr));gap:1px;background:var(--hair);border:1px solid var(--hair);border-radius:6px;overflow:hidden}
.prob{background:linear-gradient(180deg,rgba(235,244,250,.55) 0%,var(--chalk) 100%);padding:32px 26px 30px;display:grid;gap:11px;align-content:start;position:relative;overflow:hidden}
.prob b{font-size:16.5px;font-weight:700;line-height:1.5;position:relative}
.prob span{font-size:14.5px;color:var(--body);line-height:1.8;position:relative}
.prob i{font-style:normal;font-size:12px;font-weight:500;letter-spacing:.12em;color:var(--gold);position:relative}
.prob::before{content:attr(data-n);position:absolute;right:6px;bottom:-24px;font-size:96px;font-weight:700;line-height:.8;color:var(--ink);opacity:.045;letter-spacing:-.05em;pointer-events:none}

/* ---------- about ---------- */
.about-body{display:grid;gap:18px;max-width:58ch;margin-bottom:40px}
.about-body p{color:var(--body);line-height:1.85}
.thesis{font-size:clamp(18px,2.1vw,21px);font-weight:500;line-height:1.7;color:var(--ink);padding-top:23px;margin-top:8px;position:relative}
.thesis::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background-image:linear-gradient(90deg,var(--gold) 0%,rgba(138,90,43,.10) 100%)}

/* ---------- do ---------- */
.caps{display:grid;grid-template-columns:repeat(auto-fit,minmax(228px,1fr));gap:20px}
.cap{display:grid;gap:9px;align-content:start;background:rgba(255,255,255,.66);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.85);border-radius:6px;padding:28px 22px 26px;position:relative;overflow:hidden;box-shadow:0 22px 44px -30px rgba(27,34,40,.5),0 2px 6px -2px rgba(27,34,40,.05)}
.cap::after{content:"";position:absolute;right:-30px;bottom:-40px;width:150px;height:150px;border-radius:50%;background-image:radial-gradient(circle,rgba(138,90,43,.09),transparent 68%);pointer-events:none}
.cap::before{content:"";position:absolute;top:0;left:22px;right:22px;height:2px;background-image:linear-gradient(90deg,var(--gold) 0%,rgba(138,90,43,.06) 100%)}
.ic{display:block;color:var(--gold);margin-bottom:6px}
.ic svg{width:30px;height:30px;display:block}
.cap .n{font-size:11px;font-weight:500;letter-spacing:.14em;color:var(--soft)}
.cap p{font-size:14.5px;color:var(--body);line-height:1.8}

/* ---------- tracks ---------- */
.track{display:grid;grid-template-columns:120px 1fr 330px;gap:32px;padding:38px 0;border-top:1px solid var(--hair);align-items:start;position:relative;overflow:hidden}
.track::before{content:attr(data-k);position:absolute;left:-6px;bottom:-16px;font-size:86px;font-weight:700;line-height:.85;color:var(--ink);opacity:.04;letter-spacing:-.05em;pointer-events:none}
.track:last-child{border-bottom:1px solid var(--hair)}
.track-id{display:grid;gap:7px}
.track-key{font-size:12px;font-weight:700;letter-spacing:.16em;color:var(--ink)}
.track-dept{font-size:12.5px;color:var(--soft);line-height:1.65}
.track h3{margin-bottom:12px}
.track .q{font-size:15px;color:var(--body);border-left:2px solid var(--gold);padding-left:14px;margin-bottom:16px;line-height:1.75}
.track ul{display:grid;gap:8px}
.track li{font-size:14.5px;color:var(--body);padding-left:15px;position:relative;line-height:1.75}
.track li::before{content:"";position:absolute;left:0;top:11px;width:5px;height:1px;background:var(--soft)}
.shot{margin:0;overflow:hidden;border-radius:3px}
.shot img{width:100%;height:210px;object-fit:cover}
@media(max-width:1000px){.track{grid-template-columns:1fr}.shot img{height:230px}}

/* ---------- expertise ---------- */
.axes{display:grid;grid-template-columns:repeat(auto-fit,minmax(212px,1fr));gap:0}
.axis{display:grid;gap:10px;align-content:start;position:relative;overflow:hidden;border-left:1px solid var(--hair);padding:6px 26px 34px}
.axis:first-child{border-left:0;padding-left:0}
.axis .wm{position:absolute;right:-8px;top:-14px;color:var(--ink);opacity:.075;pointer-events:none}
.axis .wm svg{width:104px;height:104px;stroke-width:1.1}
.axis b{font-size:21px}
@media(max-width:900px){.axes{gap:24px}.axis{border-left:0;border-top:1px solid var(--hair);padding:20px 0 0}.axis:first-child{border-top:0;padding-top:0}}
.axis i{font-style:normal;font-size:11.5px;font-weight:500;letter-spacing:.15em;color:var(--gold)}
.axis b{font-size:19px;font-weight:700;color:var(--ink)}
.axis span{font-size:14px;color:var(--body);line-height:1.75}
.axis-foot{margin-top:38px;padding-top:22px;border-top:1px solid rgba(196,154,108,.38);display:grid;gap:8px}
.axis-foot p{font-size:14.5px;color:var(--body)}
.ladder{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.ladder span{font-size:13px;color:var(--body);border:1px solid var(--hair);border-radius:99px;padding:5px 13px;background:transparent;transition:color .22s ease,border-color .22s ease,background-color .22s ease,background-image .22s ease}
.ladder span:hover{background-image:linear-gradient(175deg,var(--gold-hi) 0%,var(--gold) 54%,var(--gold-lo) 100%);border-color:var(--gold-lo);color:#fff}

/* ---------- conditions ---------- */
.conds{display:grid;gap:1px;background:var(--hair);border:1px solid var(--hair)}
.cond{background:var(--white);display:grid;grid-template-columns:230px 1fr 300px;gap:20px;padding:20px 24px 20px 28px;align-items:baseline;position:relative;transition:background .18s ease}
.cond::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background-image:linear-gradient(180deg,var(--gold) 0%,rgba(138,90,43,.06) 100%);opacity:0;transition:opacity .18s ease}
.cond:hover{background:var(--chalk)}
.cond:hover::before{opacity:1}
.cond b{font-size:15.5px;font-weight:700}
.cond p{font-size:14.5px;color:var(--body);line-height:1.75}
.cond .tags{display:flex;flex-wrap:wrap;gap:6px;justify-content:flex-end}
.tag{font-size:12px;color:var(--soft);border:1px solid var(--hair);border-radius:99px;padding:4px 11px;white-space:nowrap}
.tag.on{border-color:var(--ink);color:var(--ink)}
@media(max-width:900px){.cond{grid-template-columns:1fr;gap:10px}.cond .tags{justify-content:flex-start}}

/* ---------- projects ---------- */
.projs{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px 26px}
.proj figure{margin:0;overflow:hidden;border-radius:6px;margin-bottom:16px;position:relative;box-shadow:0 20px 40px -30px rgba(27,34,40,.55)}
.proj figure::after{content:"";position:absolute;inset:0;background-image:linear-gradient(180deg,transparent 45%,rgba(24,27,31,.42) 100%);pointer-events:none}
.proj img{width:100%;height:215px;object-fit:cover;transition:transform .5s ease}
.proj:hover img{transform:scale(1.04)}
.proj .yr{font-size:12px;font-weight:500;letter-spacing:.12em;color:var(--gold);display:block;margin-bottom:6px}
.proj b{display:block;font-size:16.5px;font-weight:700;line-height:1.5;margin-bottom:6px}
.proj p{font-size:14.5px;color:var(--body);line-height:1.75}
.proj .scale{display:block;margin-top:9px;font-size:13px;color:var(--soft);border-top:1px solid var(--hair);padding-top:9px}
.proj-note{margin-top:34px;font-size:14px;color:var(--soft);border-top:1px solid var(--hair);padding-top:18px;max-width:64ch}

/* ---------- standard / flow ---------- */
.std{display:grid;grid-template-columns:1fr 1.15fr;gap:52px}
.std-copy{display:grid;gap:16px;align-content:start}
.std-copy p{color:var(--body);line-height:1.85}
.flow{display:grid;gap:22px}
.flow li{display:grid;grid-template-columns:118px 1fr;gap:18px;border-top:1px solid var(--hair);padding-top:16px;align-items:start}
.flow b{font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--ink)}
.flow em{font-style:normal;display:block;font-size:12.5px;color:var(--soft);font-weight:400;letter-spacing:0;margin-top:3px}
.flow span{font-size:14.5px;color:var(--body);line-height:1.8}
@media(max-width:900px){.std{grid-template-columns:1fr;gap:34px}.flow li{grid-template-columns:1fr;gap:6px}}

/* ---------- assure ---------- */
.assure{display:grid;grid-template-columns:repeat(auto-fit,minmax(248px,1fr));gap:28px 34px;margin-top:0}
.assure div{background:none;border:0;border-radius:0;padding:3px 0 3px 20px;position:relative}
.assure div::before{content:"";position:absolute;left:0;top:3px;bottom:3px;width:2px;background-image:linear-gradient(180deg,var(--gold) 0%,rgba(138,90,43,.10) 100%)}
.assure b{display:block;font-size:15.5px;margin-bottom:7px}
.assure p{font-size:14px;color:var(--body);line-height:1.75}
.deliver{display:flex;flex-wrap:wrap;gap:8px;margin-top:30px}
.deliver span{font-size:13px;color:var(--body);border:1px solid var(--hair);border-radius:99px;padding:6px 14px;background:var(--white)}

/* ---------- process ---------- */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:30px 26px}
.step{border-top:1px solid var(--hair-d);padding-top:20px;position:relative;overflow:hidden}
.step::before{content:attr(data-n);position:absolute;right:-4px;top:2px;font-size:82px;font-weight:700;line-height:.9;color:var(--ink);opacity:.07;letter-spacing:-.04em;pointer-events:none}
.step b{display:block;font-size:11.5px;font-weight:500;letter-spacing:.15em;color:var(--gold);margin-bottom:9px}
.step h3{margin-bottom:8px}
.step p{font-size:14px;color:var(--body);line-height:1.8}

/* ---------- pilot / founder ---------- */
.split{display:grid;grid-template-columns:1fr 420px;gap:52px;align-items:center}
.split figure{margin:0;border-radius:3px;overflow:hidden}
.split img{width:100%;height:320px;object-fit:cover}
.split ul{display:grid;gap:10px;margin-top:22px}
.split li{font-size:14.5px;color:var(--body);padding-left:16px;position:relative;line-height:1.8}
.split li::before{content:"";position:absolute;left:0;top:12px;width:7px;height:1px;background:var(--gold)}
@media(max-width:900px){.split{grid-template-columns:1fr;gap:30px}.split img{height:260px}}

/* ---------- founder (slim) ---------- */
.fdw{padding-block:54px}
.fd{display:grid;grid-template-columns:190px 1fr;gap:26px 30px;align-items:start;padding-top:22px;position:relative;max-width:940px}
.fd::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background-image:linear-gradient(90deg,var(--gold) 0%,rgba(138,90,43,.10) 100%)}
.fd-id b{display:block;font-size:19px;font-weight:700;margin-top:9px;letter-spacing:-.01em}
.fd-role{display:block;font-size:13px;color:var(--soft);margin-top:4px}
.fd-body p{font-size:15px;color:var(--body);line-height:1.85;max-width:60ch}
.fd-roles{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}
.fd-roles span{font-size:12.5px;color:var(--soft);border:1px solid var(--hair);border-radius:99px;padding:5px 12px}
@media(max-width:820px){.fd{grid-template-columns:1fr;gap:14px}.fdw{padding-block:44px}}

/* ---------- faq ---------- */
details{border-top:1px solid var(--hair)}
details:last-of-type{border-bottom:1px solid var(--hair)}
summary{list-style:none;cursor:pointer;padding:20px 0;display:flex;gap:14px;align-items:flex-start;font-size:16px;font-weight:500}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";margin-left:auto;color:var(--soft);font-weight:400;font-size:19px;line-height:1}
details[open] summary::after{content:"–"}
summary i{font-style:normal;font-size:12px;font-weight:500;letter-spacing:.1em;color:var(--gold);padding-top:4px}
details p{padding:0 0 22px 34px;font-size:14.5px;color:var(--body);line-height:1.85;max-width:74ch}
@media(max-width:640px){details p{padding-left:0}}

/* ---------- contact ---------- */
.contact-in{display:grid;grid-template-columns:1fr 1.05fr;gap:56px}
.cmail{display:grid;gap:15px;align-content:start}
.cmail > p{font-size:14.5px;color:var(--body);line-height:1.85;max-width:44ch;margin:0}
.cfields{list-style:none;margin:2px 0 0;padding:20px 0;display:grid;gap:9px;border-top:1px solid var(--hair);border-bottom:1px solid var(--hair)}
.cfields li{font-size:14.5px;color:var(--ink);padding-left:17px;position:relative}
.cfields li::before{content:"";position:absolute;left:0;top:12px;width:7px;height:1px;background:var(--gold)}
.cmail .btn{justify-self:start;margin-top:6px}
.cnote{font-size:12.5px;color:var(--soft);line-height:1.75;margin:0}
.cinfo{margin-top:26px;display:grid;gap:12px;border-top:1px solid var(--hair);padding-top:20px}
.cinfo div{display:flex;gap:16px;align-items:baseline}
.cinfo b{font-size:11.5px;font-weight:500;letter-spacing:.14em;color:var(--body);min-width:84px}
.cinfo span{font-size:14.5px}
.cinfo a{text-decoration:none;border-bottom:1px solid var(--hair-d)}
form{display:grid;gap:16px}
.ftypes{display:flex;flex-wrap:wrap;gap:8px}
.ftype input{position:absolute;opacity:0;width:0;height:0}
.ftype span{display:inline-block;font-size:13.5px;border:1px solid var(--hair);border-radius:99px;padding:7px 15px;cursor:pointer;color:var(--body)}
.ftype input:checked+span{background:var(--ink);color:#fff;border-color:var(--ink)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
label{display:grid;gap:7px;font-size:13px;color:var(--body)}
input,textarea{
  font-family:inherit;font-size:15px;color:var(--ink);background:#fff;
  border:1px solid var(--hair);border-radius:3px;padding:12px 13px;width:100%;
}
textarea{min-height:110px;resize:vertical}
input:focus,textarea:focus{outline:2px solid var(--ink);outline-offset:1px;border-color:transparent}
.opt{font-style:normal;font-size:11px;font-weight:500;letter-spacing:.04em;color:var(--soft);border:1px solid var(--hair);border-radius:99px;padding:1px 7px;margin-left:6px;vertical-align:1px}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:12.5px;line-height:1.7;color:var(--body)}
.consent input{width:16px;height:16px;flex:0 0 16px;margin-top:3px}
@media(max-width:900px){.contact-in{grid-template-columns:1fr;gap:36px}.row{grid-template-columns:1fr}}

/* ---------- footer ---------- */
footer{background:var(--chalk2);padding-block:56px 30px;border-top:1px solid var(--hair)}
.foot{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;padding-bottom:34px}
.foot-brand p{font-size:14px;color:var(--body);margin-top:12px;line-height:1.8;max-width:42ch}
.foot-links{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.foot-links ul{margin-top:12px;display:grid;gap:8px}
.foot-links a{font-size:14px;color:var(--body);text-decoration:none}
.foot-links a:hover{color:var(--ink)}
.legal{border-top:1px solid var(--hair);padding-top:22px;font-size:12.5px;color:var(--soft);line-height:1.9}
@media(max-width:900px){.foot{grid-template-columns:1fr;gap:30px}.foot-links{grid-template-columns:1fr 1fr}}

/* ---------- scroll reveal ---------- */
.rv{transition:opacity .72s cubic-bezier(.22,.61,.36,1),transform .72s cubic-bezier(.22,.61,.36,1)}
html.rv-on .rv{opacity:0;transform:translateY(16px)}
html.rv-on .rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html.rv-on .rv{opacity:1!important;transform:none!important;transition:none}}

/* ---------- marquee ---------- */
.mq{background:var(--white);border-top:1px solid var(--hair);border-bottom:1px solid var(--hair);overflow:hidden;position:relative;padding-block:56px 60px}
.mq-lb{margin-bottom:28px}.mq-lb .head{margin-bottom:0;gap:12px}
.mq-row{position:relative;overflow:hidden}
.mq-row::before,.mq-row::after{content:"";position:absolute;top:0;bottom:0;width:110px;z-index:2;pointer-events:none}
.mq-row::before{left:0;background-image:linear-gradient(90deg,#fff 14%,rgba(255,255,255,0) 100%)}
.mq-row::after{right:0;background-image:linear-gradient(270deg,#fff 14%,rgba(255,255,255,0) 100%)}
.mq-in{display:flex;width:max-content}.mq-a{animation:mqmove 118s linear infinite}.mq-b{animation:mqmove2 94s linear infinite}.mq-row+.mq-row{margin-top:28px}
.mq-t{display:inline-flex;align-items:baseline;gap:8px;padding-right:26px;white-space:nowrap}
.mq-t::after{content:"";align-self:center;width:4px;height:4px;border-radius:50%;background:var(--gold);opacity:.45;margin-left:18px}
.mq-t b{font-weight:600;color:var(--ink);font-size:14px;letter-spacing:.005em}
.mq-t i{font-style:normal;font-size:11px;color:var(--soft);letter-spacing:.02em}
@keyframes mqmove{from{transform:translateX(0)}to{transform:translateX(-50%)}}@keyframes mqmove2{from{transform:translateX(-50%)}to{transform:translateX(0)}}
@media (prefers-reduced-motion:reduce){}
@media(max-width:640px){.mq-t{font-size:13px}.mq-t b{font-size:13.5px}.mq::before,.mq::after{width:48px}}

/* ---------- image focal points ---------- */
.proj img,.track img,#trial figure img{object-position:center 50%}
img[src*="pilot"]{object-position:center 58%}

/* ---------- sentence breaks ---------- */

@media(max-width:700px){.head p br,.lead br,.about-body p br,.thesis br,.fd-body p br,.proj-note br{display:none}}
@media(max-width:640px){.mq-a{animation-duration:54s}.mq-b{animation-duration:44s}}.logo.lockup{flex-direction:row;align-items:center;gap:12px}.logo.lockup .dv{width:1px;height:26px;background:var(--hair);display:block;flex:none}.logo.lockup .tg{font-style:normal;font-size:12px;font-weight:500;letter-spacing:.02em;color:var(--body);white-space:nowrap}header .btn{min-width:104px;text-align:center}@media(max-width:700px){.logo.lockup .dv,.logo.lockup .tg{display:none}}@media(max-width:860px){.cta .lk{display:none}}.mods{list-style:none;margin:26px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:8px}.mods li{font-size:12.5px;letter-spacing:.01em;color:var(--body);background:var(--chalk2);border:1px solid var(--hair);border-radius:999px;padding:6px 14px;white-space:nowrap}@media(max-width:700px){.mods{gap:6px}.mods li{font-size:12px;padding:5px 12px}}.mq-t.lg{flex-direction:column;align-items:center;gap:3px;width:150px;padding-right:54px;white-space:normal}.lgbox{width:104px;height:44px;flex:none;display:flex;align-items:center;justify-content:center;padding:0}.lgbox img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;opacity:.85;display:block}.mq-t.lg b{width:100%;margin-top:9px;text-align:center;white-space:normal;word-break:keep-all;line-height:1.3;font-size:10px;font-weight:500;font-style:normal;color:var(--soft);letter-spacing:.02em}.mq-t.lg i{display:none}.mq-t.lg::after{display:none}
/* ===== RHYTHM-V2 START ===== */
#about,#tracks,#projects,#contact{padding-block:116px}
#do,#menu,#expertise,#process,#trial{padding-block:88px}
#standard,#reliable,#founder,#faq{padding-block:66px}
#about h2,#tracks h2,#projects h2,#contact h2{font-size:clamp(31px,3.8vw,44px);line-height:1.3;letter-spacing:-.025em}
#do h2,#menu h2,#expertise h2,#process h2,#trial h2{font-size:clamp(25px,2.8vw,32px);line-height:1.34}
#standard h2,#reliable h2,#faq h2{font-size:clamp(19.5px,2.1vw,25px)}
#standard .head,#reliable .head,#faq .head{margin-bottom:30px}
#about .head,#tracks .head,#projects .head{margin-bottom:54px}
.eyebrow{font-size:11px;letter-spacing:.2em;font-weight:600}
.hr-gold{width:30px;margin-bottom:18px}
.head{gap:10px}
p,li{letter-spacing:-.005em}
@media(max-width:860px){
#about,#tracks,#projects,#contact{padding-block:80px}
#do,#menu,#expertise,#process,#trial{padding-block:58px}
#standard,#reliable,#founder,#faq{padding-block:46px}
#about .head,#tracks .head,#projects .head{margin-bottom:40px}
}
/* ===== RHYTHM-V2 END ===== */

/* ===== HB-BENCH START ===== */
.eyebrow{color:#30A8D8;font-size:13px;letter-spacing:.015em;font-weight:600;text-transform:none}
.hr-gold{background-image:none;background:#30A8D8;height:2px;width:26px}
.fixbar{position:fixed;left:0;right:0;bottom:0;z-index:60;background:rgba(255,255,255,.96);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-top:1px solid var(--hair);box-shadow:0 -6px 24px rgba(11,42,62,.07);transform:translateY(115%);transition:transform .34s cubic-bezier(.4,0,.2,1);padding:10px 0;padding-bottom:calc(10px + env(safe-area-inset-bottom))}
.fixbar.on{transform:none}
.fixbar-in{max-width:var(--wrap);margin:0 auto;padding:0 20px;display:flex;align-items:center;gap:12px}
.fixbar img{width:30px;height:30px;object-fit:contain;flex:none}
.fixbar p{margin:0;flex:1;font-size:13px;line-height:1.35;color:var(--soft)}
.fixbar p b{display:block;color:var(--ink);font-weight:600;font-size:13.5px}
.fixbar .btn{flex:none;padding:11px 20px;font-size:13.5px;min-width:0}
@media(max-width:480px){.fixbar p{font-size:11.5px}.fixbar p b{font-size:12.5px}.fixbar .btn{padding:10px 15px;font-size:12.5px}.fixbar img{width:26px;height:26px}}
@media(prefers-reduced-motion:reduce){.fixbar{transition:none}}
/* ===== HB-BENCH END ===== */

/* ===== HAM-MENU START ===== */
.nav-links{display:none!important}
.ham{-webkit-appearance:none;appearance:none;background:none;border:0;padding:0;cursor:pointer;display:flex;flex-direction:column;justify-content:center;align-items:flex-end;gap:5px;width:44px;height:44px;margin-right:-8px}
.ham i{display:block;width:24px;height:2px;background:var(--ink);border-radius:2px;transition:transform .28s cubic-bezier(.4,0,.2,1),opacity .18s}
.ham.on i:nth-child(1){transform:translateY(7px) rotate(45deg)}
.ham.on i:nth-child(2){opacity:0}
.ham.on i:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mpanel{position:fixed;inset:0;z-index:200}
.mpanel[hidden]{display:none}
.mpanel-bd{position:absolute;inset:0;background:rgba(11,42,62,.42);opacity:0;transition:opacity .3s}
.mpanel.on .mpanel-bd{opacity:1}
.mpanel-in{position:absolute;top:0;right:0;bottom:0;width:min(340px,86vw);background:#fff;display:flex;flex-direction:column;transform:translateX(100%);transition:transform .32s cubic-bezier(.4,0,.2,1);box-shadow:-10px 0 40px rgba(11,42,62,.14)}
.mpanel.on .mpanel-in{transform:none}
.mpanel-top{display:flex;align-items:center;justify-content:space-between;padding:17px 22px;border-bottom:1px solid var(--hair);flex:none}
.mpanel-top img{height:34px;width:auto;display:block}
.mclose{-webkit-appearance:none;appearance:none;background:none;border:0;font-size:30px;line-height:1;color:var(--soft);cursor:pointer;padding:0 2px}
.mnav{flex:1;overflow-y:auto;padding:12px 0;-webkit-overflow-scrolling:touch}
.mnav a{display:block;padding:13px 22px;font-size:15.5px;font-weight:600;color:var(--ink);text-decoration:none;letter-spacing:-.01em}
.mnav a:hover,.mnav a:focus{background:var(--chalk2);color:var(--gold)}
.mpanel-ft{padding:18px 22px;padding-bottom:calc(20px + env(safe-area-inset-bottom));border-top:1px solid var(--hair);flex:none}
.mpanel-ft .btn{display:block;text-align:center;width:100%;min-width:0}
.mpanel-ft p{margin:12px 0 0;font-size:12.5px;color:var(--soft);text-align:center}
body.mopen{overflow:hidden}
@media(prefers-reduced-motion:reduce){.mpanel-in,.mpanel-bd,.ham i{transition:none}}
/* ===== HAM-MENU END ===== */

/* ===== SVC START ===== */
#services{padding-block:88px}
.svc-list{list-style:none;margin:0;padding:0;display:grid;gap:1px;background:var(--hair);border:1px solid var(--hair)}
.svc-list li{background:var(--white);padding:24px 22px}
.svc-list .n{display:block;font-size:11px;font-weight:700;letter-spacing:.14em;color:#30A8D8;margin-bottom:10px;font-family:inherit}
.svc-list b{display:block;font-size:17px;font-weight:700;color:var(--ink);letter-spacing:-.02em;line-height:1.38;word-break:keep-all}
.svc-list p{margin:9px 0 0;font-size:13.5px;line-height:1.72;color:var(--body);word-break:keep-all}
@media(min-width:861px){.svc-list{grid-template-columns:repeat(5,1fr)}.svc-list li{padding:30px 20px}.svc-list b{font-size:16px}.svc-list p{font-size:13px}}
@media(max-width:860px){#services{padding-block:58px}}
/* ===== SVC END ===== */

/* ===== FOLD START ===== */
.projs-hint{display:none;font-size:12px;color:var(--soft);margin-top:12px;letter-spacing:.01em}
#tracks .tmore{display:none}
@media(max-width:860px){
  #projects .projs{display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;padding-bottom:16px;margin-inline:-22px;padding-inline:22px;scroll-padding-inline:22px;scrollbar-width:thin}
  #projects .proj{flex:0 0 76vw;max-width:310px;scroll-snap-align:start}
  #projects .proj figure{margin-bottom:12px}
  #projects .proj img{height:178px}
  .projs-hint{display:block}
  #tracks .tmore{display:inline-block;-webkit-appearance:none;appearance:none;background:none;border:1px solid var(--hair);border-radius:999px;padding:9px 17px;font-family:inherit;font-size:12.5px;font-weight:600;color:var(--gold);cursor:pointer;margin-top:16px;justify-self:start}
  #tracks .track.fold .q,#tracks .track.fold ul,#tracks .track.fold .shot{display:none}
  #tracks .track.fold h3{margin-bottom:0}
  #tracks .track{padding:26px 0;gap:14px}
  #tracks .track::before{font-size:60px;opacity:.03;bottom:-10px}
  #tracks .track.fold{padding:22px 0}
  #tracks .track.fold .tmore{margin-top:8px}
}
/* ===== FOLD END ===== */

/* ===== PHI START ===== */
#philosophy{padding-block:88px}
.hero .lead{max-width:516px}
.wecode{margin:0 0 24px;display:grid;gap:9px}
.wecode>div{display:flex;gap:14px;align-items:baseline}
.wecode dt{margin:0;font-size:13px;font-weight:700;letter-spacing:.14em;color:#30A8D8;min-width:36px}
.wecode dd{margin:0;font-size:14.5px;color:var(--body);letter-spacing:-.005em;word-break:keep-all}
#philosophy .fd-role{color:var(--gold);font-weight:600}
#philosophy .fd-body p+p{margin-top:17px}
#philosophy .thesis{margin-top:24px}
@media(max-width:860px){#philosophy{padding-block:58px}.wecode dd{font-size:13.5px}}
/* ===== PHI END ===== */

/* ===== HDR-B START ===== */
header{background:#0B2A3E;backdrop-filter:none;-webkit-backdrop-filter:none;border-bottom:0}
.nav{height:74px}
.logo.lockup{gap:12px}
.logo img{width:auto;height:31px;filter:brightness(0) invert(1)}
.logo .wm{font-family:Inter,"Noto Sans KR",sans-serif;font-weight:700;font-size:20px;letter-spacing:.09em;line-height:1;color:#fff}
.logo.lockup .dv,.logo.lockup .tg{display:none!important}
.ham i{background:#fff}
@media(max-width:700px){.nav{height:64px}.logo img{height:27px}.logo .wm{font-size:18px}}
/* ===== HDR-B END ===== */

/* ===== FONT START ===== */
body{font-family:"Pretendard Variable",Pretendard,"Noto Sans KR",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}
p,li,dd,td,th,input,textarea,select,button{letter-spacing:normal}
.logo .wm{font-family:"Pretendard Variable",Pretendard,sans-serif}
/* ===== FONT END ===== */
/* ===== BTN-OUTLINE START ===== */
.btn,.btn.btn-accent,.on-dark .btn.btn-accent,.hero .btn.btn-accent{background:transparent;background-image:none;box-shadow:none;color:var(--gold);border:1.5px solid var(--gold);transition:background-color .22s ease,color .22s ease,border-color .22s ease}
.btn:hover,.btn:focus-visible,.btn.btn-accent:hover,.btn.btn-accent:focus-visible,.hero .btn.btn-accent:hover,.on-dark .btn.btn-accent:hover{background:var(--gold);background-image:none;color:#fff;border-color:var(--gold);opacity:1}
form .btn,form button[type=submit],#contact button[type=submit]{background:var(--gold);background-image:none;color:#fff;border-color:var(--gold)}
form .btn:hover,form button[type=submit]:hover,#contact button[type=submit]:hover{background:var(--gold-hi);border-color:var(--gold-hi);color:#fff}
/* ===== BTN-OUTLINE END ===== */