/* Layout: 남색 헤더/히어로 + 밝은 본문, 금색 '신호선'이 기획→설치 흐름을 잇는 기업 소개 사이트. #gift 는 LK GIFT 연결 페이지 */
:root{
  --navy:#0f1f3a; --navy-2:#182c4f; --gold:#b98f3e; --gold-soft:#e6d3a8;
  --bg:#f6f5f1; --surface:#ffffff; --fg:#17202e; --muted:#5a6475; --line:#dcd8cc;
  --on-navy:#f3efe4; --on-navy-muted:#aeb7c8;
  --display:"Noto Serif KR","Nanum Myeongjo",serif;
  --body:"IBM Plex Sans KR","Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0b1526; --surface:#13213a; --fg:#e8e6df; --muted:#9ea8ba; --line:#26385a;
  --gold:#d2aa5c; --gold-soft:#4a3d22; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0b1526; --surface:#13213a; --fg:#e8e6df; --muted:#9ea8ba; --line:#26385a;
  --gold:#d2aa5c; --gold-soft:#4a3d22; color-scheme:dark}

*{box-sizing:border-box}
body{background:var(--bg);color:var(--fg);font-family:var(--body);font-size:16px;line-height:1.7;margin:0}
a{color:inherit}
.wrap{max-width:1120px;margin:0 auto;padding-inline:20px}
h1,h2,h3{font-family:var(--display);line-height:1.3;text-wrap:balance;margin:0}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold)}

/* header */
header.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;background:var(--navy);color:var(--on-navy);border-bottom:1px solid rgba(185,143,62,.35)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;flex-wrap:wrap;padding-block:8px}
.brand{display:flex;align-items:baseline;gap:10px;text-decoration:none}
.brand b{font-family:var(--display);font-size:22px;letter-spacing:.02em}
.brand b i{font-style:normal;color:var(--gold)}
.brand small{font-family:var(--mono);font-size:10px;letter-spacing:.18em;color:var(--on-navy-muted)}
nav.menu{display:flex;gap:4px;flex-wrap:wrap}
nav.menu a{text-decoration:none;font-size:14px;padding:6px 10px;border-radius:4px;color:var(--on-navy-muted)}
nav.menu a:hover,nav.menu a:focus-visible{color:var(--on-navy);background:var(--navy-2);outline:none}
nav.menu a.gift{color:var(--navy);background:var(--gold);font-weight:700}
nav.menu a.gift:hover{background:var(--gold-soft);color:var(--navy)}

/* hero */
.hero{background:var(--navy);color:var(--on-navy);padding-block:72px 64px;position:relative;overflow:hidden}
.hero h1{font-size:clamp(30px,5vw,52px);font-weight:800;margin-top:14px}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero p.lead{max-width:640px;color:var(--on-navy-muted);margin:20px 0 0;font-size:17px}
.hero .slogan{font-family:var(--mono);letter-spacing:.32em;font-size:13px;color:var(--gold)}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.btn{display:inline-block;padding:12px 20px;border-radius:4px;text-decoration:none;font-weight:700;font-size:15px;border:1px solid var(--gold)}
.btn.solid{background:var(--gold);color:var(--navy)}
.btn.ghost{color:var(--on-navy)}
.btn:focus-visible{outline:2px solid var(--gold-soft);outline-offset:2px}
.signal{position:absolute;right:-40px;top:30px;width:420px;max-width:60%;opacity:.5;pointer-events:none}

section.blk{padding-block:72px}
section.blk>.wrap>header{display:grid;gap:8px;margin-bottom:36px;max-width:680px}
section.blk h2{font-size:clamp(24px,3.4vw,34px)}
section.blk header p{color:var(--muted);margin:0}

/* business areas */
.areas{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.area{background:var(--surface);padding:28px 24px;display:grid;gap:10px;align-content:start;min-width:0}
.area .code{font-family:var(--mono);font-size:12px;color:var(--gold)}
.area h3{font-size:20px}
.area p{margin:0;color:var(--muted);font-size:15px}
.area.feature{background:var(--navy);color:var(--on-navy)}
.area.feature p{color:var(--on-navy-muted)}
.area.feature a{color:var(--gold);font-weight:700;font-size:14px;text-decoration:none}

/* process */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.process::before{content:"";position:absolute;left:12px;right:12px;top:11px;height:2px;background:linear-gradient(90deg,var(--gold),var(--gold-soft))}
.step{position:relative;padding:0 16px 0 0;min-width:0}
.step .dot{width:24px;height:24px;border-radius:50%;background:var(--bg);border:2px solid var(--gold);position:relative;display:grid;place-items:center;font-family:var(--mono);font-size:11px;color:var(--gold)}
.step h3{font-size:19px;margin-top:18px}
.step p{margin:6px 0 0;color:var(--muted);font-size:15px}
@media (max-width:720px){
  .process{grid-template-columns:1fr;gap:28px}
  .process::before{left:11px;right:auto;top:12px;bottom:12px;width:2px;height:auto;background:linear-gradient(180deg,var(--gold),var(--gold-soft))}
  .step{padding:0 0 0 44px}
  .step .dot{position:absolute;left:0;top:0}
  .step h3{margin-top:0}
}

/* track record */
.alt{background:var(--surface);border-block:1px solid var(--line)}
.timeline{display:grid;gap:0;border-top:1px solid var(--line)}
.tl{display:grid;grid-template-columns:110px 1fr auto;gap:20px;padding-block:18px;border-bottom:1px solid var(--line);align-items:baseline}
.tl .yr{font-family:var(--mono);font-size:20px;color:var(--gold);font-variant-numeric:tabular-nums}
.tl .what{font-weight:700;min-width:0}
.tl .what span{display:block;font-weight:400;color:var(--muted);font-size:14px}
.tl .tag{font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:2px 10px;white-space:nowrap}
@media (max-width:600px){.tl{grid-template-columns:1fr}.tl .tag{justify-self:start}}
.refs{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:28px;margin-top:44px}
.refs h3{font-size:16px;font-family:var(--body);font-weight:700;margin-bottom:8px}
.refs ul{margin:0;padding-left:18px;color:var(--muted)}

/* contact */
.contact{display:grid;grid-template-columns:1.1fr 1fr;gap:40px}
@media (max-width:780px){.contact{grid-template-columns:1fr}}
.kv{display:grid;grid-template-columns:90px 1fr auto;gap:10px 16px;align-items:center;border-top:1px solid var(--line);padding-top:16px}
.kv dt{color:var(--muted);font-size:14px}
.kv dd{margin:0;font-weight:500;user-select:all;min-width:0;overflow-wrap:anywhere}
.copy{font:inherit;font-size:12px;border:1px solid var(--line);background:transparent;color:var(--muted);border-radius:4px;padding:3px 8px;cursor:pointer}
.copy:hover,.copy:focus-visible{border-color:var(--gold);color:var(--fg);outline:none}
.inq{background:var(--navy);color:var(--on-navy);padding:32px;border-radius:6px;display:grid;gap:14px;align-content:start}
.inq p{margin:0;color:var(--on-navy-muted)}
.inq ul{margin:0;padding-left:18px;color:var(--on-navy-muted);font-size:15px}

footer{background:var(--navy);color:var(--on-navy-muted);font-size:13px;padding-block:28px}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}


/* portfolio */
.pf-tabs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:24px}
.pf-group{font-family:var(--mono);font-size:11px;letter-spacing:.12em;color:var(--muted);margin-right:2px}
.pf-group:not(:first-child){margin-left:12px}
.pf-tabs button{font:inherit;font-size:14px;border:1px solid var(--line);background:var(--surface);color:var(--fg);padding:6px 14px;border-radius:999px;cursor:pointer}
.pf-tabs button:hover{border-color:var(--gold)}
.pf-tabs button:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.pf-tabs button[aria-selected="true"]{background:var(--navy);color:var(--on-navy);border-color:var(--navy)}
.pf-view{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:32px;align-items:start}
@media (max-width:820px){.pf-view{grid-template-columns:1fr}}
.pf-img{margin:0;background:#ece8de;border-radius:6px;overflow:hidden;aspect-ratio:1100/968;max-width:100%}
.pf-img img{width:100%;height:100%;object-fit:contain;display:block}
.pf-side h3{font-size:24px;margin-bottom:16px}
.pf-list{list-style:none;margin:0;padding:0;display:grid;gap:0;counter-reset:n;border-top:1px solid var(--line)}
.pf-list li{counter-increment:n;display:grid;grid-template-columns:32px 1fr;gap:4px 10px;padding-block:10px;border-bottom:1px solid var(--line)}
.pf-list li::before{content:counter(n,decimal-leading-zero);font-family:var(--mono);font-size:13px;color:var(--gold);grid-row:span 2;padding-top:3px}
.pf-list b{font-weight:700;min-width:0}
.pf-list span{color:var(--muted);font-size:14px}
.pf-note{color:var(--muted);font-size:14px;margin:14px 0 0}
.clients{margin-top:56px;border-top:2px solid var(--fg);padding-top:20px}
.clients h3{font-size:20px;margin-bottom:12px}
.clients dl{display:grid;grid-template-columns:150px 1fr;gap:12px 24px;margin:0}
.clients dt{font-weight:700;font-size:15px}
.clients dd{margin:0;color:var(--muted);font-size:15px;min-width:0}
@media (max-width:600px){.clients dl{grid-template-columns:1fr;gap:4px}.clients dd{margin-bottom:10px}}


.pf-tabs .cnt{font-family:var(--mono);font-size:11px;color:var(--muted);margin-left:2px}
.pf-tabs button[aria-selected="true"] .cnt{color:var(--gold-soft)}
.pf-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:20px}
.pf-card{margin:0;display:grid;gap:8px;min-width:0}
.pf-thumb{background:#ece8de;border-radius:4px;aspect-ratio:4/3;position:relative;overflow:hidden}
.pf-thumb img{position:absolute;inset:12px;width:calc(100% - 24px);height:calc(100% - 24px);max-width:none;object-fit:contain;display:block;filter:drop-shadow(0 2px 6px rgba(15,31,58,.18))}
.pf-card figcaption{display:grid;gap:2px;min-width:0}
.pf-card figcaption b{font-size:14px;font-weight:700;overflow-wrap:anywhere}
.pf-card figcaption span{font-size:13px;color:var(--muted)}

body{word-break:keep-all;overflow-wrap:break-word}
/* ===== LK GIFT page ===== */
.ghero{background:var(--navy);color:var(--on-navy);padding-block:64px}
.ghero .wrap{display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center}
@media (max-width:820px){.ghero .wrap{grid-template-columns:1fr}}
.ghero h1{font-size:clamp(28px,4.6vw,46px);margin-top:12px}
.ghero h1 em{font-style:normal;color:var(--gold)}
.ghero p{color:var(--on-navy-muted);margin:18px 0 0;max-width:560px}
.ticket{border:1px dashed var(--gold);border-radius:8px;padding:26px;display:grid;gap:12px;background:var(--navy-2)}
.ticket .url{font-family:var(--mono);font-size:20px;color:var(--gold);overflow-wrap:anywhere}
.ticket small{color:var(--on-navy-muted)}
.uses{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:20px}
.use{border-top:2px solid var(--gold);padding-top:14px;min-width:0}
.use h3{font-size:18px}
.use p{margin:6px 0 0;color:var(--muted);font-size:15px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips span{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:6px 14px;font-size:14px}
.why{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.why div{background:var(--surface);padding:24px;min-width:0}
.why h3{font-family:var(--body);font-size:16px;font-weight:700}
.why p{margin:6px 0 0;color:var(--muted);font-size:15px}
.flow{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:15px}
.flow b{background:var(--surface);border:1px solid var(--line);padding:8px 14px;border-radius:4px;font-weight:500}
.flow i{font-style:normal;color:var(--gold)}
.band{background:var(--navy);color:var(--on-navy);padding-block:48px}
.band .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.band h2{font-size:clamp(22px,3vw,30px)}
.band p{margin:6px 0 0;color:var(--on-navy-muted)}
.back{font-size:14px;color:var(--on-navy-muted);text-decoration:none}
.back:hover{color:var(--gold)}

@media (prefers-reduced-motion:no-preference){
  .hero h1,.ghero h1{animation:rise .7s ease both}
  @keyframes rise{from{transform:translateY(8px)}to{transform:none}}
}

/* --- web publishing additions --- */
.skip{position:absolute;left:-999px;top:0;background:var(--gold);color:var(--navy);padding:8px 12px;z-index:100}
.skip:focus{left:8px}
.kv dd a,.inq a{color:inherit;text-decoration:none;border-bottom:1px dotted var(--gold)}
footer .legal{margin-top:8px;font-size:12px;opacity:.75}
footer a{color:var(--gold-soft)}
@media (max-width:640px){header.top .wrap{gap:8px}nav.menu{width:100%;overflow-x:auto;flex-wrap:nowrap;-webkit-overflow-scrolling:touch;padding-bottom:4px}nav.menu a{white-space:nowrap}}
.pf-card
body{word-break:keep-all;overflow-wrap:break-word}
html{scroll-behavior:smooth;scroll-padding-top:80px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
header.top{transition:box-shadow .2s}
header.top.scrolled{box-shadow:0 6px 20px rgba(0,0,0,.25)}
nav.menu a.on{color:var(--on-navy);background:var(--navy-2)}
.nav-toggle{display:none;width:44px;height:44px;border:0;background:transparent;border-radius:6px;cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--on-navy);transition:transform .2s,opacity .2s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-toggle:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
@media (max-width:760px){
  header.top .wrap{flex-wrap:nowrap}
  .nav-toggle{display:flex}
  nav.menu{display:none;position:absolute;left:0;right:0;top:100%;background:var(--navy);flex-direction:column;padding:8px 16px 16px;border-bottom:1px solid rgba(185,143,62,.35);overflow:visible;width:auto}
  nav.menu.open{display:flex}
  nav.menu a{padding:12px 8px;font-size:16px;border-bottom:1px solid rgba(255,255,255,.06)}
  nav.menu a.gift{margin-top:8px;text-align:center}
}
.stats{background:var(--surface);border-block:1px solid var(--line);padding-block:44px}
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
@media (max-width:760px){.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.stat{display:grid;gap:4px;border-top:2px solid var(--gold);padding-top:14px;min-width:0}
.stat b{font-family:var(--display);font-size:clamp(30px,4vw,44px);color:var(--fg);font-variant-numeric:tabular-nums;line-height:1.1}
.stat span{font-weight:700;font-size:15px}
.stat small{color:var(--muted);font-size:12px}
.inq .fld{display:grid;gap:6px}
.inq label{font-size:13px;color:var(--on-navy-muted)}
.inq input,.inq select,.inq textarea{font:inherit;font-size:15px;padding:10px 12px;border-radius:4px;border:1px solid #3a4d70;background:#14284a;color:var(--on-navy);width:100%;box-sizing:border-box}
.inq input:focus,.inq select:focus,.inq textarea:focus{outline:2px solid var(--gold);outline-offset:1px}
.inq .agree{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--on-navy-muted)}
.inq .agree a{color:var(--gold-soft)}
.inq .form-msg{min-height:1.2em;font-size:13px;color:#ffd28a;margin:0}
.inq .btn{border:0;cursor:pointer;font:inherit;font-weight:700}
.inq .btn:disabled{opacity:.6;cursor:wait}
.inq .form-msg a{color:#ffd28a}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.quick{position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));display:grid;gap:8px;z-index:20}
.quick a,.quick button{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;align-content:center;gap:1px;background:var(--navy);color:var(--on-navy);border:1px solid rgba(185,143,62,.5);box-shadow:0 4px 14px rgba(0,0,0,.25);text-decoration:none;font:inherit;font-size:10px;cursor:pointer}
.quick svg{width:20px;height:20px;fill:currentColor}
.quick .q-call{background:var(--gold);color:var(--navy);border-color:var(--gold)}
.quick .q-top{opacity:0;pointer-events:none;transition:opacity .2s}
.quick .q-top.show{opacity:1;pointer-events:auto}
.quick a:focus-visible,.quick button:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.pf-thumb{cursor:zoom-in}
.lb{position:fixed;inset:0;background:rgba(8,14,28,.92);z-index:50;display:grid;grid-template-columns:56px 1fr 56px;align-items:center;padding:24px 8px}
.lb[hidden]{display:none}
.lb figure{margin:0;display:grid;gap:12px;justify-items:center;min-width:0}
.lb img{max-width:100%;max-height:78vh;object-fit:contain;box-shadow:0 10px 40px rgba(0,0,0,.5)}
.lb figcaption{color:#f3efe4;text-align:center;font-size:15px}
.lb figcaption span{display:block;color:#aeb7c8;font-size:13px}
.lb button{background:transparent;border:0;color:#f3efe4;font-size:40px;cursor:pointer;width:48px;height:48px;border-radius:50%}
.lb button:hover,.lb button:focus-visible{background:rgba(255,255,255,.1);outline:none}
.lb-x{position:absolute;top:12px;right:12px}
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}
.prose{max-width:760px}
.prose h2{font-size:20px;margin:28px 0 8px}
.prose p,.prose li{color:var(--muted)}

/* 행사 솔루션 페이지 */
.ev-intro{margin-bottom:32px}
.ev-intro p{margin:0 0 14px;line-height:1.75}
.ev-key{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.ev-svc .use small{display:block;margin-top:8px;color:var(--muted);font-size:13px;line-height:1.6}
.ev-steps{list-style:none;margin:0;padding:0;counter-reset:s;display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
.ev-steps li{counter-increment:s;display:grid;grid-template-columns:200px 1fr;gap:16px;background:var(--surface);padding:16px 20px;align-items:baseline}
.ev-steps li b::before{content:counter(s,decimal-leading-zero) "  ";color:var(--gold);font-family:"IBM Plex Mono",monospace;font-weight:500}
.ev-steps li em{font-style:normal;color:var(--gold);font-size:13px;margin-left:4px}
@media (max-width:640px){.ev-steps li{grid-template-columns:1fr;gap:4px}}
.ev-note{margin-top:16px;color:var(--muted);font-size:14px;line-height:1.7}
.ev-pkgs{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.ev-pkg{position:relative;background:var(--surface);border:1px solid var(--line);padding:28px 24px;display:flex;flex-direction:column;min-width:0}
.ev-pkg.rec{border:2px solid var(--gold)}
.ev-pkg .tag{position:absolute;top:-12px;left:24px;background:var(--gold);color:#fff;font-size:12px;padding:3px 10px;border-radius:999px}
.ev-pkg h3{font-size:22px;margin:0 0 6px}
.ev-pkg .one{color:var(--muted);margin:0 0 16px}
.ev-pkg ul{margin:0 0 20px;padding-left:18px;line-height:1.7;font-size:14px;flex:1}
.ev-pkg .btn{align-self:flex-start}
.ev-sub{margin:40px 0 16px}
.ev-faq{display:grid;gap:8px;max-width:820px}
.ev-faq details{background:var(--surface);border:1px solid var(--line);padding:14px 18px}
.ev-faq summary{cursor:pointer;font-weight:500}
.ev-faq details p{margin:10px 0 0;color:var(--muted);line-height:1.7}
.area>a{color:var(--gold);font-weight:700;font-size:14px;text-decoration:none}
.ticket .btn.ghost{text-align:center}
.ev-pkg .btn.ghost{color:var(--navy);border-color:var(--navy);background:transparent}
.ev-pkg .btn.ghost:hover{background:var(--navy);color:#fff}