/* JISOAR — 2026-10. One stylesheet for home, work, services, about, contact. */
:root{
  --bg:#ffffff;--soft:#f4f6f9;--ink:#101a33;--mut:#56657a;--line:#dfe4ea;
  --accent:#3366e8;--accent-h:#2453c9;
  --wrap:1280px;--gut:40px;
  --sans:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  --display:"Montserrat",var(--sans);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:96px}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.7 var(--sans);letter-spacing:-.01em;word-break:keep-all;-webkit-font-smoothing:antialiased}
img,video{display:block;max-width:100%;height:auto}
a{color:inherit}
h1,h2,h3,p,ol,ul,dl,dd,figure{margin:0}
h1,h2,h3{text-wrap:balance}p,dd{text-wrap:pretty}
ol,ul{padding:0;list-style:none}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:12px 16px;z-index:100}
.skip:focus{left:16px;top:16px}

/* header */
.bar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid transparent;transition:border-color .2s}
.bar.scrolled{border-bottom-color:var(--line)}
.bar .wrap{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{font:600 27px/1 var(--display);letter-spacing:-.04em;text-decoration:none}
.brand span{color:var(--accent)}
.bar nav{display:flex;align-items:center;gap:30px;font-size:15px}
.bar nav a{text-decoration:none;color:var(--mut)}
.bar nav a:hover,.bar nav a[aria-current]{color:var(--ink)}
.bar nav a[aria-current]{text-decoration:underline;text-underline-offset:8px;text-decoration-thickness:2px}
.bar nav .btn{color:#fff;min-height:42px;padding:9px 18px}
.bar nav .btn:hover,.bar nav .btn[aria-current]{color:#fff;text-decoration:none}

/* buttons & links */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:52px;padding:13px 24px;border:1px solid var(--ink);border-radius:6px;background:var(--ink);color:#fff;font:600 15px/1.2 var(--sans);text-decoration:none;cursor:pointer;transition:background .15s,border-color .15s}
.btn:hover{background:#0b1622}
.btn.blue{background:var(--accent);border-color:var(--accent)}
.btn.blue:hover{background:var(--accent-h);border-color:var(--accent-h)}
.btn.line{background:transparent;color:var(--ink)}
.btn.line:hover{background:var(--ink);color:#fff}
.actions{display:flex;flex-wrap:wrap;gap:12px}
.more{font-weight:600;text-decoration:underline;text-underline-offset:6px;text-decoration-thickness:1px}
.more:hover{color:var(--accent)}

/* home hero: 흰 바탕 글자 + 오른쪽 남색 사선 패널(로고 윗면 기울기 1:2) */
.hero{position:relative;isolation:isolate;overflow:hidden;min-height:min(calc(100svh - 72px),720px);display:flex;align-items:center;background:var(--bg)}
.hero-panel{position:absolute;inset:0 0 0 54%;z-index:-1;background:var(--ink);clip-path:polygon(22% 0,100% 0,100% 100%,0 100%);display:flex;align-items:center;justify-content:center}
.hero-panel img{width:30%;max-width:200px;margin-left:12%}
.hero .wrap{width:100%;padding-top:48px;padding-bottom:48px}
.hero h1{font-size:clamp(42px,5.4vw,80px);line-height:1.14;letter-spacing:-.04em;font-weight:700;max-width:9em}
.hero-copy{max-width:500px;margin:28px 0 34px;font-size:18px;line-height:1.75;color:#33445a}
.hero-facts{max-width:46%;margin-top:44px;border-top:2px solid var(--ink)}
.hero-facts li{display:flex;gap:16px;padding:12px 0;border-bottom:1px solid var(--line);font-size:15px;color:#33445a}
.hero-facts b{min-width:11em;color:var(--ink)}

/* sections: heading on the left, content on the right */
.sec{padding:112px 0;border-top:1px solid var(--line)}
.sec.soft{background:var(--soft);border-top:0}
.sec>.wrap{display:grid;grid-template-columns:minmax(200px,3fr) 9fr;gap:40px}
.sec-head>div{position:sticky;top:104px}
.sec-head h2{font-size:26px;line-height:1.35;letter-spacing:-.03em;font-weight:700}
.sec-head h2::before{content:"";display:block;margin-bottom:14px;width:34px;height:14px;background:var(--accent);clip-path:polygon(0 50%,100% 0,100% 50%,0 100%)}
.sec-head p{margin-top:12px;color:var(--mut);font-size:15px;max-width:15em}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.sec-body{min-width:0}
.lead{font-size:clamp(22px,2.3vw,30px);line-height:1.5;letter-spacing:-.03em;font-weight:600;max-width:28em}
.lead+.ops,.lead+.svc{margin-top:48px}

/* ops ledger */
.ops{border-top:2px solid var(--ink)}
.ops li{display:grid;grid-template-columns:2.2fr 4fr 2.4fr 1.2fr;gap:20px;align-items:baseline;padding:20px 0;border-bottom:1px solid var(--line);font-size:15px}
.ops .h{padding:12px 0;font-size:13px;color:var(--mut);font-weight:600}
.ops strong{font-size:17px}
.ops a{text-decoration:none}.ops a:hover strong{color:var(--accent)}
.ops .kind,.ops .since{color:var(--mut)}

/* case studies */
.case+.case{margin-top:96px}
.case figure img{width:100%;border-radius:8px;background:var(--soft)}
.case figcaption{margin-top:10px;font-size:13px;color:var(--mut)}
.case-meta{display:grid;grid-template-columns:5fr 7fr;gap:40px;margin-top:36px}
.case h3{font-size:clamp(24px,2.2vw,30px);line-height:1.35;letter-spacing:-.035em}
.case .tag{display:block;margin-bottom:10px;font-size:14px;font-weight:600;color:var(--accent)}
.case dl{display:grid;gap:22px}
.case dt{font-size:13px;font-weight:700;color:var(--mut);margin-bottom:4px}
.case dd{font-size:16px;line-height:1.8}
.case .facts{margin-top:22px;font-size:14px;color:var(--mut);line-height:1.9}
.case .facts b{color:var(--ink);font-weight:600}
.case .more{display:inline-block;margin-top:22px}

/* real screenshots */
.shot{background:#edf1f6;border-radius:10px;padding:clamp(14px,3.2vw,44px)}
.shot img{width:100%;border-radius:6px;border:1px solid #d5dce5;box-shadow:0 18px 40px -24px rgba(20,35,52,.35)}
.shot.phones{display:flex;justify-content:center;align-items:flex-start;gap:clamp(12px,3vw,40px)}
.shot.phones img{width:auto;max-width:42%;height:clamp(300px,42vw,560px);object-fit:cover;object-position:top;border-radius:clamp(14px,2vw,26px)}
.shot.phones.one img{max-width:70%}
figcaption{margin-top:10px;font-size:13px;color:var(--mut)}
.prod3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.prod3 .shot{aspect-ratio:1/1;display:flex;align-items:flex-start;justify-content:center;overflow:hidden;padding:28px 24px 0}
.soft .shot{background:#fff;border:1px solid var(--line)}
.prod3 .shot img{border-radius:18px 18px 0 0;border-bottom:0}
.prod3 .shot.phones img{max-width:none;width:66%;height:auto;object-fit:initial}
.prod3 .shot.web{padding:0;align-items:stretch}
.prod3 .shot.web img{width:100%;height:100%;object-fit:cover;object-position:left top;border:0;border-radius:0;box-shadow:none}
.prod3 h3{margin-top:20px;font-size:21px;letter-spacing:-.03em}
.prod3 .kind{display:block;margin-top:4px;font-size:14px;color:var(--mut)}
.prod3 p{margin-top:10px;font-size:15px;line-height:1.75}
.prod3 .links{display:flex;flex-wrap:wrap;gap:16px;margin-top:14px;font-size:15px}
.prod3 small{display:block;margin-top:10px;font-size:13px;color:var(--mut)}
/* product detail */
.info{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;border-top:2px solid var(--ink);padding-top:22px}
.info dt{font-size:13px;font-weight:700;color:var(--mut)}.info dd{margin-top:6px;font-size:15px}
.feat li{padding:16px 0;border-bottom:1px solid var(--line);font-size:16px}
.feat li:first-child{border-top:2px solid var(--ink)}
.feat b{display:block;font-size:17px}.feat span{color:var(--mut);font-size:15px}
.links-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.phead .tag{display:block;margin-bottom:16px;font-size:15px;font-weight:600;color:var(--accent)}

/* products */
.prods{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.prod img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:8px}
.prod h3{margin-top:22px;font-size:22px;letter-spacing:-.03em}
.prod p{margin-top:6px;color:var(--mut)}
.prod .links{display:flex;flex-wrap:wrap;gap:18px;margin-top:14px;font-size:15px}
.prod small{display:block;margin-top:10px;font-size:13px;color:var(--mut)}
.note-row{margin-top:40px;padding-top:24px;border-top:1px solid var(--line);color:var(--mut);font-size:15px}

/* services list */
.svc{border-top:2px solid var(--ink)}
.svc>li,.svc>section{display:grid;grid-template-columns:4fr 8fr;gap:40px;padding:36px 0;border-bottom:1px solid var(--line)}
.svc h3{font-size:24px;letter-spacing:-.03em;line-height:1.35}
.svc h3 small{display:block;margin-top:6px;font-size:14px;font-weight:500;color:var(--mut);letter-spacing:0}
.svc p{font-size:16px}
.svc ul.inc{margin-top:16px;display:grid;gap:6px;font-size:15px;color:var(--mut)}
.svc ul.inc li::before{content:"– ";color:var(--ink)}
.svc .more{display:inline-block;margin-top:18px;font-size:15px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;counter-reset:s}
.steps li{border-top:2px solid var(--ink);padding-top:18px;counter-increment:s}
.steps li::before{content:counter(s);display:block;font:600 14px var(--display);color:var(--mut);margin-bottom:10px}
.steps h3{font-size:18px}.steps p{margin-top:6px;font-size:15px;color:var(--mut)}

/* timeline */
.tl li{display:grid;grid-template-columns:140px 1fr;gap:24px;padding:26px 0;border-bottom:1px solid var(--line)}
.tl li:first-child{border-top:2px solid var(--ink)}
.tl time{font:600 16px var(--display);color:var(--mut)}
.tl h3{font-size:19px}.tl p{margin-top:6px;color:var(--mut);font-size:15px}
.principles{display:grid;gap:0}
.principles li{display:grid;grid-template-columns:4fr 8fr;gap:40px;padding:26px 0;border-bottom:1px solid var(--line)}
.principles li:first-child{border-top:2px solid var(--ink)}
.principles h3{font-size:19px}.principles p{color:var(--mut)}

/* page head (sub pages) */
.phead{padding:120px 0 72px}
.phead h1{font-size:clamp(40px,5.6vw,80px);line-height:1.12;letter-spacing:-.045em;max-width:13em}
.phead p{margin-top:26px;max-width:620px;font-size:19px;line-height:1.75;color:#33445a}

/* contact */
.chan{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.chan a{display:block;padding:28px;border:1px solid var(--line);border-radius:8px;text-decoration:none;transition:border-color .15s}
.chan a:hover{border-color:var(--ink)}
.chan b{display:block;font-size:19px}.chan span{color:var(--mut);font-size:15px}
.brief{margin-top:48px;padding-top:40px;border-top:2px solid var(--ink)}
.brief h3{font-size:22px}.brief>p{margin:8px 0 26px;color:var(--mut)}
.brief-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.brief-field{display:grid;gap:8px;font-size:14px;font-weight:600}
.brief-field.full{grid-column:1/-1}
.brief-field select,.brief-field input,.brief-field textarea,.brief-output{width:100%;padding:13px 14px;border:1px solid #c9d1db;border-radius:6px;background:#fff;color:var(--ink);font:400 16px/1.6 var(--sans)}
.brief-field textarea{min-height:130px;resize:vertical}
.brief-field select:focus,.brief-field input:focus,.brief-field textarea:focus{outline:2px solid var(--accent);outline-offset:0;border-color:var(--accent)}
.brief-help{margin:18px 0 22px;font-size:14px;color:var(--mut)}
.brief-status{margin-top:16px;font-size:15px;color:var(--accent);min-height:1em}
.brief-result{margin-top:16px}.brief-result label{display:block;font-weight:600;margin-bottom:8px}
.brief-output{min-height:240px}.brief-result .actions{margin-top:14px}
.faq details{border-bottom:1px solid var(--line)}
.faq details:first-child{border-top:2px solid var(--ink)}
.faq summary{cursor:pointer;list-style:none;padding:22px 40px 22px 0;font-size:18px;font-weight:600;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:18px;font-size:24px;font-weight:400}
.faq details[open] summary::after{content:"–"}
.faq .a{padding:0 0 24px;color:var(--mut);max-width:44em}
.asks li{display:grid;grid-template-columns:4fr 8fr;gap:40px;padding:22px 0;border-bottom:1px solid var(--line)}
.asks li:first-child{border-top:2px solid var(--ink)}
.asks h3{font-size:18px}.asks p{color:var(--mut)}

/* closing */
.close{padding:120px 0;background:var(--soft)}
.close .wrap{display:grid;grid-template-columns:minmax(200px,3fr) 9fr;gap:40px}
.close h2{font-size:26px;letter-spacing:-.03em}
.close .mail{display:inline-block;font:600 clamp(34px,6vw,84px)/1.05 var(--display);letter-spacing:-.04em;text-decoration:none;border-bottom:3px solid var(--ink);padding-bottom:6px}
.close .mail:hover{color:var(--accent);border-color:var(--accent)}
.close p{margin-top:28px;max-width:36em;font-size:17px;color:#33445a}
.close .actions{margin-top:28px}

/* footer */
footer{border-top:1px solid var(--line);padding:36px 0 44px;font-size:14px;color:var(--mut)}
footer .wrap{display:flex;flex-wrap:wrap;gap:16px 32px;align-items:center;justify-content:space-between}
footer nav{display:flex;flex-wrap:wrap;gap:8px 22px}
footer a{text-decoration:none}footer a:hover{color:var(--ink)}

@media(max-width:1000px){
  .hero{min-height:auto;flex-direction:column;align-items:stretch}
  .hero-panel{position:relative;inset:auto;order:2;height:clamp(110px,17vw,160px);clip-path:polygon(0 40%,100% 0,100% 100%,0 100%)}
  .hero-panel img{width:auto;height:clamp(52px,7vw,72px);margin:clamp(26px,4vw,40px) 0 0}
  .hero .wrap{padding-top:44px;padding-bottom:32px}
  .hero h1{max-width:none}
  .hero-facts{max-width:none;margin-top:36px}
  .sec>.wrap,.close .wrap{grid-template-columns:1fr;gap:28px}
  .sec-head>div{position:static}
  .ops li{grid-template-columns:1fr 1fr;gap:4px 20px}
  .ops li>:nth-child(2){grid-column:1/-1;order:3}
  .ops .h{display:none}
  .steps{grid-template-columns:1fr 1fr}
  .prod3{grid-template-columns:1fr 1fr}
}
@media(max-width:720px){
  :root{--gut:20px}
  .bar .wrap{height:64px}.brand{font-size:24px}
  .bar nav{gap:16px;font-size:14px}.bar nav .about{display:none}
  .bar nav .btn{min-height:40px;padding:8px 12px}
  html{scroll-padding-top:80px}
  .hero-copy{font-size:17px}
  .hero-facts li{display:block;padding:12px 0}.hero-facts b{display:block}
  .sec{padding:72px 0}.close{padding:72px 0}
  .case-meta,.svc>li,.svc>section,.principles li,.asks li{grid-template-columns:1fr;gap:14px}
  .case+.case{margin-top:64px}
  .prods,.prod3{grid-template-columns:1fr}
  .info{grid-template-columns:1fr 1fr}
  .shot.phones img{height:auto;max-width:46%}
  .steps{grid-template-columns:1fr}
  .tl li{grid-template-columns:1fr;gap:6px}
  .phead{padding:72px 0 40px}.phead p{font-size:17px}
  .chan,.brief-grid{grid-template-columns:1fr}
  .btn{width:100%}.bar nav .btn{width:auto}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}
.case .sum p{font-size:17px;line-height:1.85}
.case .sum .facts{margin-top:16px;font-size:14px}

/* pricing */
.price{border-top:2px solid var(--ink)}
.price li{display:grid;grid-template-columns:4fr 5fr 2fr 1.4fr;gap:24px;align-items:baseline;padding:26px 0;border-bottom:1px solid var(--line)}
.price h3{font-size:20px;letter-spacing:-.03em}
.price p{font-size:15px;color:var(--mut)}
.price .won{font-size:15px;color:var(--mut);white-space:nowrap}
.price .won b{font:600 24px/1 var(--sans);letter-spacing:-.03em;color:var(--ink);margin-right:2px}
.price .term{font-size:15px;color:var(--mut);text-align:right;white-space:nowrap}
.price-note{margin-top:22px;font-size:14px;color:var(--mut);max-width:44em}
.care-won{font-size:16px;color:var(--mut)}
.care-won b{font:700 clamp(30px,3.4vw,44px)/1.1 var(--sans);letter-spacing:-.04em;color:var(--ink);margin-right:10px}
.care{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:32px;border-top:2px solid var(--ink);padding-top:24px}
.care h3{font-size:18px}
.care h3 small{display:block;margin-top:4px;font-size:15px;font-weight:600;color:var(--ink)}
.care ul.inc{margin-top:12px;display:grid;gap:8px;font-size:15px;color:var(--mut)}
.care ul.inc li::before{content:"– ";color:var(--ink)}
.svc .from{margin-top:10px;font-size:15px;font-weight:600}
.sec-head p .more{display:inline-block;margin-top:6px;color:var(--ink)}
.faq .a .more{color:var(--ink)}
@media(max-width:720px){
  .price li{grid-template-columns:1fr auto;gap:6px 16px}
  .price li h3,.price li p{grid-column:1/-1}
  .price .term{text-align:right}
  .care{grid-template-columns:1fr;gap:28px}
}

/* price calculator (services #price) */
.calc{display:grid;grid-template-columns:1fr 300px;gap:32px;align-items:start}
.calc-list{border-top:2px solid var(--ink)}
.crow{display:grid;grid-template-columns:28px 1fr auto;gap:4px 14px;align-items:baseline;margin:0;padding:18px 0;border:0;border-bottom:1px solid var(--line);cursor:pointer}
.crow input[type=checkbox]{width:18px;height:18px;margin:0;accent-color:var(--accent);transform:translateY(3px)}
.crow .ck{color:var(--accent);font-weight:700}
.crow.on,.crow:has(#c-scr){cursor:default}
.crow .nm b{display:block;font-size:17px}
.crow .nm small{display:block;margin-top:2px;font-size:14px;color:var(--mut)}
.crow .pr{font:600 15px/1.4 var(--sans);white-space:nowrap}
.crow:has(input:checked) .nm b,.crow.on .nm b{color:var(--ink)}
.crow:has(input[type=checkbox]:not(:checked)) .pr{color:var(--mut)}
fieldset.crow{display:block;cursor:default;padding-left:42px}
fieldset.crow legend{float:left;width:100%;padding:0}
.opts{clear:both;display:flex;flex-wrap:wrap;gap:8px;padding-top:12px}
.opts label{display:inline-flex;align-items:center;gap:8px;padding:9px 14px;border:1px solid var(--line);border-radius:6px;font-size:15px;cursor:pointer}
.opts label:has(input:checked){border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}
.opts input{accent-color:var(--accent);margin:0}
.opts em{font-style:normal;color:var(--mut);font-size:14px}
.qty input{width:64px;padding:6px 8px;border:1px solid #c9d1db;border-radius:6px;font:600 15px var(--sans);text-align:right}
.calc-sum{position:sticky;top:96px;padding:26px;border:2px solid var(--ink);border-radius:8px;background:var(--bg)}
.calc-sum .t{font-size:14px;font-weight:600;color:var(--mut)}
.calc-sum .won{margin-top:6px;font-size:18px;font-weight:600}
.calc-sum .won b{font:700 48px/1.1 var(--display);letter-spacing:-.03em}
.calc-sum .vat{margin-top:4px;font-size:14px;color:var(--mut)}
.calc-sum .note{margin-top:12px;font-size:14px;color:var(--accent)}
.calc-sum .btn{width:100%;margin-top:20px}
.calc-sum .small{margin-top:12px;font-size:13px;color:var(--mut)}
.price-h{margin:72px 0 18px;font-size:20px;letter-spacing:-.03em}
@media(max-width:1000px){
  .calc{grid-template-columns:1fr}
  .calc-sum{position:sticky;top:auto;bottom:0;z-index:5;padding:14px 18px;border-width:2px 0 0;border-radius:0;display:grid;grid-template-columns:1fr auto;gap:0 14px;align-items:center}
  .calc-sum .t,.calc-sum .small{display:none}
  .calc-sum .won b{font-size:30px}
  .calc-sum .vat{grid-column:1;margin:0;font-size:12px}
  .calc-sum .btn{grid-column:2;grid-row:1/span 2}
  .calc-sum .note{grid-column:1/-1;margin-top:4px;order:3}
  .calc-sum .btn{width:auto;margin:0}
}
/* 문장이 끝나면 다음 문장은 새 줄에서 (문장 사이 간격 0, 문단 간격은 기존 margin) */
.s{display:block}
li>.s:first-child{display:inline}
.nw{white-space:nowrap}
@media(max-width:380px){.bar nav{gap:12px;font-size:13px}.bar nav .btn{padding:8px 10px}.brand img{width:96px;height:auto}}
/* 홈 사례: 제목을 이미지 위에 */
.case-h{margin-bottom:22px}.case-h h3{max-width:24em}
.case.top .case-meta{display:block;max-width:46em;margin-top:28px}