:root{--ink:#1c2a31;--mute:#5b6a70;--teal:#1f5459;--teal2:#2c6b70;--mist:#e4eeec;--sand:#f6f2ea;--paper:#fffdf9;--cop:#a8683f;--copbg:#f3e6da;--line:#ddd7ca;--r:14px;--sh:0 8px 26px rgba(28,42,49,.08);--w:1120px}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:76px;-webkit-text-size-adjust:100%}
body{font-family:'IBM Plex Sans KR','Noto Sans KR','Malgun Gothic',sans-serif;color:var(--ink);background:var(--sand);line-height:1.7;font-size:16px;word-break:keep-all;overflow-wrap:break-word}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.3;letter-spacing:-.02em;font-weight:700}
.wrap{max-width:var(--w);margin:0 auto;padding:0 20px}
.ico{width:1.25em;height:1.25em;vertical-align:-.22em;flex:none;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
/* header */
.hd{position:sticky;top:0;z-index:50;background:rgba(255,253,249,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.hd .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-size:1.02rem}
.logo:hover{text-decoration:none}
.logo img{width:34px;height:34px}
.logo small{display:block;font-weight:400;font-size:.7rem;color:var(--mute);letter-spacing:0}
.nav{display:flex;align-items:center;gap:4px}
.nav a{color:var(--ink);padding:8px 12px;border-radius:8px;font-size:.93rem;font-weight:500}
.nav a:hover{background:var(--mist);text-decoration:none}
.nav a.cta{background:var(--teal);color:#fff;margin-left:6px}
.nav a.cta:hover{background:var(--teal2)}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:10px;width:42px;height:42px;cursor:pointer;color:var(--ink)}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 22px;border-radius:12px;font-weight:600;font-size:1rem;border:1.5px solid transparent;cursor:pointer;font-family:inherit;line-height:1.3;text-align:center}
.btn:hover{text-decoration:none}
.btn-cop{background:var(--cop);color:#fff}.btn-cop:hover{background:#8f5632}
.btn-teal{background:var(--teal);color:#fff}.btn-teal:hover{background:var(--teal2)}
.btn-line{border-color:currentColor;color:var(--teal);background:transparent}
.btn-line.on-dark{color:#fff;border-color:rgba(255,255,255,.6)}
.btn-line.on-dark:hover{background:rgba(255,255,255,.1)}
/* hero */
.hero{background:var(--teal);color:#fff;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;right:-120px;top:-140px;width:460px;height:460px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.09),transparent 70%)}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;padding-top:56px;padding-bottom:64px;position:relative}
.crumb{font-size:.84rem;color:#bcd3d0;margin-bottom:14px}.crumb a{color:#d9e8e6}
.tag{display:inline-block;font-size:.8rem;font-weight:600;letter-spacing:.04em;background:rgba(255,255,255,.12);padding:5px 12px;border-radius:99px;margin-bottom:16px;color:#e7f1ef}
.hero h1{font-size:clamp(2.1rem,5.2vw,3.4rem);margin-bottom:16px}
.hero .lead{font-size:1.08rem;color:#dcebe8;max-width:34em;margin-bottom:24px}
.hero .lead b{color:#fff}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}
.chips{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:30px;max-width:520px}
.chip{border:1px solid rgba(255,255,255,.22);border-radius:12px;padding:12px 10px;text-align:center;background:rgba(255,255,255,.06)}
.chip b{display:block;font-size:1.45rem;line-height:1.1;color:#f3d9c4}
.chip span{font-size:.78rem;color:#cfe2df}
.arch{position:relative;max-width:400px;margin-left:auto;width:100%}
.arch .frame{border-radius:200px 200px 16px 16px;overflow:hidden;aspect-ratio:4/5;background:#163f43;border:6px solid rgba(255,255,255,.14)}
.arch .frame img{width:100%;height:100%;object-fit:cover}
.arch .note{position:absolute;left:-26px;bottom:26px;background:var(--paper);color:var(--ink);border-radius:12px;padding:12px 16px;box-shadow:var(--sh);font-size:.86rem;line-height:1.45;max-width:210px}
.arch .note b{display:block;color:var(--teal);font-size:.95rem}
.hero-sub .wrap{grid-template-columns:1fr;padding-top:40px;padding-bottom:44px}
.hero-sub h1{font-size:clamp(1.8rem,4.4vw,2.6rem)}
/* sections */
section.sec{padding:60px 0}
section.alt{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-h{margin-bottom:28px;max-width:46em}
.sec-h .k{display:block;font-size:.8rem;font-weight:700;color:var(--cop);letter-spacing:.08em;margin-bottom:6px}
.sec-h h2{font-size:clamp(1.5rem,3.2vw,2.05rem);margin-bottom:8px}
.sec-h p{color:var(--mute)}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:22px;position:relative}
.alt .card{background:var(--sand)}
.card h3{font-size:1.08rem;margin:10px 0 6px}
.card p,.card li{font-size:.95rem;color:#3d4d54}
.card .ic{width:44px;height:44px;border-radius:12px;background:var(--mist);color:var(--teal);display:grid;place-items:center;font-size:1.3rem}
.card ul{list-style:none;margin-top:8px}
.card li{padding-left:22px;position:relative;margin:5px 0}
.card li:before{content:"";position:absolute;left:2px;top:.62em;width:10px;height:6px;border-left:2px solid var(--cop);border-bottom:2px solid var(--cop);transform:rotate(-45deg) translateY(-3px)}
.card .more{display:inline-flex;align-items:center;gap:4px;margin-top:12px;font-weight:600;font-size:.9rem}
.num{position:absolute;top:16px;right:18px;font-size:2rem;font-weight:700;color:var(--mist);line-height:1}
/* tables */
.tw{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--paper)}
table{width:100%;border-collapse:collapse;font-size:.95rem}
caption{text-align:left;padding:14px 18px;font-weight:700;background:var(--mist);color:var(--teal)}
th,td{padding:12px 18px;text-align:left;border-top:1px solid var(--line);vertical-align:top}
thead th{background:#f0ece1;font-size:.86rem;color:var(--mute);font-weight:600}
tbody th{font-weight:600;white-space:nowrap}
tr.hl td,tr.hl th{background:var(--copbg)}
.src{font-size:.82rem;color:var(--mute);margin-top:10px}
/* bars */
.bars{display:grid;gap:14px}
.bar{display:grid;grid-template-columns:130px 1fr;gap:14px;align-items:center}
.bar .l{font-weight:600;font-size:.94rem}.bar .l small{display:block;font-weight:400;color:var(--mute);font-size:.8rem}
.bar .t{background:#ebe6d9;border-radius:99px;height:34px;overflow:hidden}
.bar .t i{display:flex;align-items:center;justify-content:flex-end;padding-right:14px;height:100%;background:linear-gradient(90deg,var(--teal2),var(--teal));color:#fff;font-style:normal;font-weight:700;font-size:.9rem;border-radius:99px;min-width:90px}
.bar:nth-child(2) .t i{background:linear-gradient(90deg,#7b8f6e,#5d7a55)}
.bar:nth-child(3) .t i{background:linear-gradient(90deg,#c08560,var(--cop))}
/* steps / timeline */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;counter-reset:s}
.step{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:20px 20px 20px 20px;position:relative;counter-increment:s}
.step:before{content:counter(s);display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--teal);color:#fff;font-weight:700;margin-bottom:10px}
.step h3{font-size:1.02rem;margin-bottom:4px}.step p{font-size:.92rem;color:#3d4d54}
.alt .step{background:var(--sand)}
.tl{display:grid;grid-template-columns:repeat(5,1fr);gap:0;position:relative}
.tl:before{content:"";position:absolute;left:5%;right:5%;top:19px;height:3px;background:var(--line)}
.tl .p{text-align:center;padding:0 8px;position:relative}
.tl .p b{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;margin:0 auto 10px;background:var(--cop);color:#fff;font-size:.85rem;position:relative}
.tl .p h3{font-size:.95rem;margin-bottom:2px}.tl .p p{font-size:.84rem;color:var(--mute)}
.callout{display:flex;gap:14px;background:var(--copbg);border-left:4px solid var(--cop);border-radius:10px;padding:16px 18px;font-size:.95rem;color:#4a3526}
.callout .ico{color:var(--cop);font-size:1.4rem;margin-top:2px}
.formula{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:center;background:var(--paper);border:1px dashed var(--teal);border-radius:var(--r);padding:20px}
.formula span{background:var(--mist);color:var(--teal);font-weight:700;padding:10px 16px;border-radius:10px}
.formula em{font-style:normal;font-weight:700;color:var(--cop);font-size:1.3rem}
/* people / video / links */
.person{text-align:center}
.person .ph{aspect-ratio:3/4;border-radius:12px;overflow:hidden;background:var(--mist);margin-bottom:12px}
.person .ph img{width:100%;height:100%;object-fit:cover;object-position:top}
.person b{display:block}.person span{font-size:.86rem;color:var(--mute)}
.vid{display:block;color:inherit;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.vid:hover{text-decoration:none;box-shadow:var(--sh)}
.vid .th{position:relative;aspect-ratio:16/9;background:#163f43}
.vid .th img{width:100%;height:100%;object-fit:cover}
.vid .th .ico{position:absolute;left:50%;top:50%;width:54px;height:54px;transform:translate(-50%,-50%);color:#fff;filter:drop-shadow(0 2px 8px rgba(0,0,0,.45))}
.vid p{padding:14px 16px;font-size:.92rem;font-weight:600;line-height:1.45}
.ext{display:grid;grid-template-columns:auto 1fr auto;gap:20px;align-items:center;background:linear-gradient(120deg,#e9f0ee,#f5ece2);border:1px solid var(--line);border-radius:var(--r);padding:24px 28px}
.ext .ic{width:56px;height:56px;border-radius:14px;background:var(--teal);color:#fff;display:grid;place-items:center;font-size:1.6rem}
.ext h3{font-size:1.15rem}.ext p{color:var(--mute);font-size:.93rem}
.linklist{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.linklist a{display:block;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:14px;color:var(--ink);font-weight:600;font-size:.92rem;line-height:1.4}
.linklist a small{display:block;font-weight:400;color:var(--mute);margin-top:4px;font-size:.8rem}
.linklist a:hover{border-color:var(--teal);text-decoration:none}
.linklist a.cur{background:var(--mist);border-color:var(--teal)}
/* faq */
.faq{display:grid;gap:10px;max-width:860px}
.faq details{background:var(--paper);border:1px solid var(--line);border-radius:12px}
.faq summary{list-style:none;cursor:pointer;padding:16px 52px 16px 20px;font-weight:600;position:relative;font-size:1.02rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);font-size:1.5rem;color:var(--cop);font-weight:400;line-height:1}
.faq details[open] summary:after{content:"–"}
.faq details[open]{border-color:var(--teal)}
.faq .a{padding:0 20px 18px;color:#3d4d54}
.faq .hid{display:none}.faq.open .hid{display:block}
.faq-more{margin-top:14px}
/* cta band */
.cta-band{background:var(--ink);color:#fff;padding:54px 0}
.cta-band .wrap{display:flex;justify-content:space-between;align-items:center;gap:28px;flex-wrap:wrap}
.cta-band h2{font-size:clamp(1.4rem,3vw,1.9rem);margin-bottom:6px}.cta-band p{color:#b9c6ca}
/* branches */
.br h3{display:flex;justify-content:space-between;align-items:center}
.br .addr{font-size:.9rem;color:var(--mute);margin:4px 0 14px;display:flex;gap:6px}
.br .btns{display:flex;gap:8px;flex-wrap:wrap}.br .btn{padding:10px 14px;font-size:.9rem}
.mini{font-size:.82rem;color:var(--mute);margin-top:14px}
/* footer */
.ft{background:#13232a;color:#a9b8bc;padding:44px 0 90px;font-size:.9rem}
.ft .wrap{display:grid;grid-template-columns:1.4fr 1fr;gap:30px}
.ft b{color:#fff}.ft a{color:#d3e1e3}
.ft ul{list-style:none;display:flex;flex-wrap:wrap;gap:6px 18px}
.ft .biz p{margin:3px 0}
.ft .cp{grid-column:1/-1;border-top:1px solid #2a3d45;padding-top:16px;font-size:.8rem}
.fab{display:none}
/* responsive */
@media(max-width:960px){
.g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(2,1fr)}
.linklist{grid-template-columns:repeat(2,1fr)}
.hero .wrap{grid-template-columns:1fr;gap:32px;padding-top:40px;padding-bottom:48px}
.arch{margin:0 auto;max-width:340px}.arch .note{left:-8px}
.steps{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
.burger{display:block}
.nav{position:absolute;left:0;right:0;top:64px;background:var(--paper);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:10px 20px 16px;display:none}
.nav.on{display:flex}.nav a{padding:12px}.nav a.cta{margin:6px 0 0;text-align:center}
section.sec{padding:44px 0}
.g2,.g3,.g4,.steps{grid-template-columns:1fr}
.chips{grid-template-columns:repeat(3,1fr)}
.tl{grid-template-columns:1fr;gap:16px}.tl:before{left:19px;right:auto;top:0;bottom:0;width:3px;height:auto}
.tl .p{text-align:left;padding-left:56px}.tl .p b{position:absolute;left:0;top:0;margin:0}
.bar{grid-template-columns:1fr;gap:6px}
.ext{grid-template-columns:1fr;text-align:left}
.ft .wrap{grid-template-columns:1fr}
/* table -> stacked cards */
.tw table,.tw thead,.tw tbody,.tw tr,.tw td,.tw th{display:block}
.tw thead{position:absolute;left:-9999px}
.tw tr{border-top:1px solid var(--line);padding:10px 0}
.tw td,.tw th{border:0;padding:4px 16px;white-space:normal}
.tw td[data-l]:before,.tw th[data-l]:before{content:attr(data-l);display:block;font-size:.76rem;font-weight:600;color:var(--mute)}
.fab{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:40;gap:8px;padding:10px 14px;background:rgba(255,253,249,.97);border-top:1px solid var(--line)}
.fab .btn{flex:1;padding:12px 8px;font-size:.95rem}
}
@media(max-width:420px){.chip b{font-size:1.15rem}.chip span{font-size:.7rem}.btn{width:100%}.cta-row .btn{width:100%}.arch .note{position:static;margin-top:12px;max-width:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}