:root{--ink:#14213d;--ink-2:#2b3a5c;--paper:#faf8f3;--paper-2:#f1ede4;--line:#d9d2c3;--gold:#9a7b3c;--gold-2:#c9b071;--text:#2a2a2a;--muted:#6b6b6b}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans KR",system-ui,sans-serif;color:var(--text);background:var(--paper);line-height:1.75;-webkit-font-smoothing:antialiased;word-break:keep-all}
h1,h2,h3,h4,.serif{font-family:"Noto Serif KR",serif}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1040px;margin:0 auto;padding:0 24px}
.narrow{max-width:800px}

/* nav */
nav.top{position:sticky;top:0;z-index:10;background:rgba(250,248,243,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
nav.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{font-family:"Noto Serif KR",serif;font-weight:700;font-size:18px;letter-spacing:.02em;color:var(--ink);white-space:nowrap}
.brand small{font-family:"Noto Sans KR";font-weight:400;font-size:11px;color:var(--muted);margin-left:10px;letter-spacing:.08em}
nav.top ul{display:flex;gap:20px;list-style:none;font-size:14px;overflow-x:auto;white-space:nowrap;scrollbar-width:none}
nav.top ul::-webkit-scrollbar{display:none}
nav.top ul a{color:var(--ink-2);padding:6px 0}
nav.top ul a:hover,nav.top ul a.on{color:var(--gold);border-bottom:1px solid var(--gold)}
nav.top .tel{font-size:13px;color:var(--ink);white-space:nowrap;font-weight:500}
@media(max-width:860px){.brand small{display:none}nav.top .tel{display:none}nav.top .wrap{height:auto;flex-wrap:wrap;padding-top:12px;padding-bottom:10px}nav.top ul{width:100%;gap:16px}}

/* hero */
header.hero{background:var(--ink);color:#f4f1ea;padding:72px 0 64px;position:relative;overflow:hidden}
header.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px) 0 0/80px 80px,linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px) 0 0/80px 80px;pointer-events:none}
header.hero .wrap{position:relative}
.hero-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:48px;align-items:center}
@media(max-width:820px){.hero-grid{grid-template-columns:1fr}}
.eyebrow{font-size:12.5px;letter-spacing:.22em;color:var(--gold-2);text-transform:uppercase;margin-bottom:20px}
h1{font-size:clamp(30px,4.8vw,50px);font-weight:600;line-height:1.28;letter-spacing:-.01em}
h1 em{font-style:normal;color:#e4cf93}
.lede{margin-top:24px;max-width:640px;font-size:16.5px;line-height:1.85;color:#d9d6cf;font-weight:300}
.fields{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.fields a{border:1px solid rgba(255,255,255,.28);padding:7px 14px;border-radius:999px;font-size:13px;color:#eee9dc;transition:.2s}
.fields a:hover{border-color:#e4cf93;color:#e4cf93}
.cta{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.btn{display:inline-block;padding:13px 24px;border-radius:4px;font-weight:500;font-size:15px;transition:.2s}
.btn.gold{background:var(--gold-2);color:var(--ink)}
.btn.gold:hover{background:#e4cf93}
.btn.ghost{border:1px solid rgba(255,255,255,.45);color:#f4f1ea}
.btn.ghost:hover{border-color:#fff}
.btn.dark{background:var(--ink);color:#f4f1ea}
.btn.dark:hover{background:var(--ink-2)}
.btn.line{border:1px solid var(--ink);color:var(--ink)}
.tel-big{font-size:15px;color:#d9d6cf}

/* photo */
.photo{position:relative;aspect-ratio:4/5;border-radius:6px;overflow:hidden;background:#e9e6df;border:6px solid rgba(255,255,255,.92);box-shadow:0 18px 40px rgba(0,0,0,.35)}
.photo img{width:100%;height:100%;object-fit:cover}
.photo .cap{position:absolute;left:0;right:0;bottom:0;padding:10px 14px;font-size:12px;color:#c9c4b8;background:linear-gradient(transparent,rgba(20,33,61,.9))}
.photo.light{background:var(--paper-2);border:1px solid var(--line);box-shadow:none}
.photo.light .cap{color:var(--muted);background:linear-gradient(transparent,rgba(241,237,228,.95))}

/* sections */
section{padding:72px 0;border-bottom:1px solid var(--line)}
section.alt{background:var(--paper-2)}
.sec-head{display:grid;grid-template-columns:200px 1fr;gap:32px;margin-bottom:40px}
@media(max-width:720px){.sec-head{grid-template-columns:1fr;gap:10px}}
.sec-head .num{font-family:"Noto Serif KR";color:var(--gold);font-size:13px;letter-spacing:.2em}
.sec-head h2{font-size:28px;font-weight:600;color:var(--ink);line-height:1.3}
.sec-head p{margin-top:10px;color:var(--muted);font-size:15px;max-width:600px}

/* cards grid */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:6px;padding:28px;transition:.2s;display:block}
a.card:hover{border-color:var(--gold);transform:translateY(-2px)}
.card h3{font-size:19px;color:var(--ink);line-height:1.35}
.card h3 small{display:block;font-family:"Noto Sans KR";font-weight:400;font-size:11.5px;color:var(--gold);letter-spacing:.12em;margin-top:6px}
.card p{margin-top:12px;font-size:14.5px;color:var(--ink-2)}
.card .more{display:inline-block;margin-top:16px;font-size:13.5px;color:var(--gold);letter-spacing:.04em}
.card.profile h3{font-size:14px;color:var(--gold);letter-spacing:.12em;margin-bottom:14px}
.card.profile dl{display:grid;grid-template-columns:auto 1fr;gap:9px 16px;font-size:14.5px}
.card.profile dt{color:var(--muted);white-space:nowrap}

/* about */
.about{display:grid;grid-template-columns:1.4fr 1fr;gap:48px;align-items:start}
@media(max-width:820px){.about{grid-template-columns:1fr}}
.prose p{font-size:16.5px;margin-bottom:18px;line-height:1.9}
.prose p.first::first-letter{font-family:"Noto Serif KR";font-size:3.2em;float:left;line-height:.85;margin:6px 10px 0 0;color:var(--gold)}
.side{display:grid;gap:18px}

/* list items */
.items{list-style:none;display:grid;gap:12px}
.items li{position:relative;padding-left:22px;font-size:15px;line-height:1.7}
.items li:before{content:"";position:absolute;left:0;top:12px;width:10px;height:1px;background:var(--gold)}
.items li b{font-weight:500;color:var(--ink)}
.how{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:820px){.how{grid-template-columns:1fr}}
.how div{background:var(--paper-2);border-radius:6px;padding:28px 26px}
.how h3{font-size:18px;color:var(--ink);margin-bottom:12px}
.how p{font-size:14.5px;color:var(--ink-2)}

/* faq inline */
details{border-top:1px solid var(--line);padding:18px 0}
details:last-child{border-bottom:1px solid var(--line)}
summary{cursor:pointer;list-style:none;font-family:"Noto Serif KR";font-size:16.5px;color:var(--ink);display:flex;justify-content:space-between;gap:16px;font-weight:600}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";color:var(--gold);font-size:20px;flex-shrink:0}
details[open] summary:after{content:"–"}
details p{margin-top:12px;font-size:15px;color:var(--ink-2);max-width:760px}

/* section hero (분야 페이지) */
.sec-hero{background:var(--ink);color:#f4f1ea;padding:56px 0 52px}
.sec-hero .eyebrow{margin-bottom:14px}
.sec-hero h1{font-size:clamp(28px,4vw,42px)}
.sec-hero .tag{margin-top:14px;font-family:"Noto Serif KR";font-size:19px;color:#e4cf93}
.sec-hero .lede{margin-top:18px}
.crumb{font-size:13px;color:var(--muted);padding:16px 0}
.crumb a:hover{color:var(--gold)}
.crumb span{margin:0 8px;color:var(--line)}
.sec-hero .crumb{color:#b9b5aa;padding:0 0 18px}
.sec-hero .crumb span{color:rgba(255,255,255,.25)}

/* Q&A list */
.qa-list{display:grid;gap:12px}
.qa-list a{display:grid;grid-template-columns:44px 1fr auto;gap:16px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:6px;padding:20px 24px;transition:.2s}
.qa-list a:hover{border-color:var(--gold)}
.qa-list .n{font-family:"Noto Serif KR";color:var(--gold);font-size:13px;letter-spacing:.1em}
.qa-list .t{font-family:"Noto Serif KR";font-weight:600;color:var(--ink);font-size:16.5px;line-height:1.45}
.qa-list .arr{color:var(--gold)}
@media(max-width:600px){.qa-list a{grid-template-columns:1fr}.qa-list .n,.qa-list .arr{display:none}}

.qa-group{font-size:14px;letter-spacing:.14em;color:var(--gold);margin:28px 0 12px}
.qa-group:first-of-type{margin-top:0}

/* 성공사례 카드 */
.case-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:18px}
.case-card{background:#fff;border:1px solid var(--line);border-radius:6px;padding:26px 28px;display:block;transition:.2s}
.case-card:hover{border-color:var(--gold);transform:translateY(-2px)}
.case-card .res{display:inline-block;font-size:12px;letter-spacing:.08em;color:#fff;background:var(--ink);padding:4px 10px;border-radius:3px;margin-bottom:12px}
.case-card h3{font-size:18px;color:var(--ink);line-height:1.4}
.case-card .meta{margin-top:10px;font-size:13px;color:var(--muted)}
.case-card .tags{margin-top:12px;display:flex;flex-wrap:wrap;gap:6px}
.case-card .tags span{font-size:12px;color:var(--gold);border:1px solid var(--line);padding:2px 8px;border-radius:999px}
/* 성공사례 본문 */
article.case .result-band{margin-top:28px;background:var(--ink);color:#f4f1ea;border-radius:6px;padding:24px 28px;max-width:820px;display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center}
article.case .result-band .r{font-family:"Noto Serif KR";font-size:22px;font-weight:600;color:#e4cf93}
article.case .result-band .c{font-size:13.5px;color:#d9d6cf;margin-top:6px}
article.case .result-band .st{font-size:12px;letter-spacing:.1em;border:1px solid rgba(255,255,255,.35);padding:6px 12px;border-radius:3px;white-space:nowrap}
@media(max-width:600px){article.case .result-band{grid-template-columns:1fr}}
.issue{max-width:800px;display:grid;gap:14px;margin-top:10px}
.issue div{background:#fff;border:1px solid var(--line);border-radius:6px;padding:20px 24px}
.issue b{display:block;font-family:"Noto Serif KR";color:var(--gold);font-size:14px;letter-spacing:.08em;margin-bottom:8px}
.issue p{font-size:15.5px;line-height:1.85;margin:0}
.judgment{max-width:800px;margin-top:40px}
.judgment img{border:1px solid var(--line);border-radius:6px;box-shadow:0 10px 30px rgba(0,0,0,.08)}
.judgment .cap{font-size:13px;color:var(--muted);margin-top:10px}

/* Q&A article */
article.qa{padding:24px 0 64px}
article.qa h1{font-size:clamp(26px,3.6vw,38px);color:var(--ink);line-height:1.35;max-width:820px}
.meta{margin-top:14px;font-size:13.5px;color:var(--muted)}
.meta a{color:var(--gold)}
.answer{margin-top:28px;background:#fff;border-left:4px solid var(--gold);border-radius:0 6px 6px 0;padding:24px 28px;max-width:820px}
.answer .lbl{font-size:12px;letter-spacing:.2em;color:var(--gold);margin-bottom:10px}
.answer p{font-size:16.5px;line-height:1.85;color:var(--ink)}
.body{max-width:800px;margin-top:40px}
.body h2{font-size:21px;color:var(--ink);margin:36px 0 14px;padding-top:6px}
.body p{font-size:16px;line-height:1.9;margin-bottom:16px}
.box{max-width:800px;margin-top:40px;background:var(--paper-2);border-radius:6px;padding:26px 28px}
.box h3{font-size:14px;letter-spacing:.14em;color:var(--gold);margin-bottom:14px}
.box ol{padding-left:22px;display:grid;gap:8px;font-size:15px}
.box.case{background:#fff;border:1px solid var(--line)}
.box.case p{font-size:15px;color:var(--ink-2)}
.author{max-width:800px;margin-top:44px;display:grid;grid-template-columns:96px 1fr;gap:22px;align-items:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:24px 0}
.author .photo{aspect-ratio:1/1;border-radius:50%;width:96px}
.author .photo .cap{display:none}
.author b{font-family:"Noto Serif KR";font-size:17px;color:var(--ink)}
.author p{font-size:14px;color:var(--ink-2);margin-top:4px}
.related{max-width:800px;margin-top:44px}
.related h3{font-size:14px;letter-spacing:.14em;color:var(--gold);margin-bottom:14px}
.cta-band{background:var(--ink);color:#f4f1ea;padding:56px 0}
.cta-band h2{font-size:26px;font-weight:600}
.cta-band p{margin-top:10px;color:#d9d6cf;font-size:15px}
.cta-band .cta{margin-top:24px}
.note{font-size:13px;color:var(--muted);margin-top:18px;max-width:800px}

/* contact */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:40px}
@media(max-width:820px){.contact{grid-template-columns:1fr}}
.contact .big{font-family:"Noto Serif KR";font-size:34px;color:var(--ink);font-weight:600;letter-spacing:.02em}
.contact .info{margin-top:20px;font-size:15.5px;line-height:2}
.contact .info b{color:var(--muted);font-weight:400;display:inline-block;width:72px}
.notice{background:var(--paper-2);border-radius:6px;padding:26px;font-size:14px;color:var(--ink-2);line-height:1.8}
.notice h3{font-size:15px;color:var(--ink);margin-bottom:10px}

footer{background:var(--ink);color:#b9b5aa;padding:36px 0;font-size:13px;line-height:1.9}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
footer b{color:#e4cf93;font-weight:500}
footer a:hover{color:#fff}