:root{--blue:#2457f5;--blue-dark:#1b44c4;--blue-soft:#eef3ff;--ink:#111827;--muted:#5b6475;--line:#e5e9f2;--soft:#f6f8fc;--r:20px;--shadow:0 10px 30px rgba(20,40,90,.08);
--font:'Pretendard','Noto Sans KR',-apple-system,'Malgun Gothic',sans-serif;--mono:'IBM Plex Mono',monospace}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:#fff;line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.mono{font-family:var(--mono)}
h1,h2,h3{line-height:1.3;letter-spacing:-.02em;font-weight:700}
h2{font-size:clamp(1.6rem,3.2vw,2.3rem)}h3{font-size:1.15rem}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:baseline;gap:8px}
.brand-mark{font-weight:800;font-size:1.35rem;letter-spacing:.02em;color:var(--blue)}
.brand-sub{font-size:.85rem;color:var(--muted)}
.main-nav{display:flex;align-items:center;gap:6px}
.main-nav a{padding:8px 14px;border-radius:999px;font-size:.95rem;font-weight:500;color:var(--muted)}
.main-nav a:hover,.main-nav a[aria-current="page"]{color:var(--blue);background:var(--blue-soft)}
.main-nav a:last-child{background:var(--blue);color:#fff;margin-left:6px}
.main-nav a:last-child:hover{background:var(--blue-dark);color:#fff}
.nav-toggle{display:none;background:none;border:0;font-size:1.5rem;cursor:pointer}

/* buttons */
.btn{display:inline-block;padding:14px 28px;border-radius:999px;font-weight:600;font-size:1rem;border:1px solid transparent;cursor:pointer;font-family:inherit;transition:.15s}
.btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:var(--blue-dark)}
.btn-outline,.btn-outline-dark{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-outline:hover,.btn-outline-dark:hover{border-color:var(--blue);color:var(--blue)}

/* hero */
.hero{background:linear-gradient(180deg,var(--blue-soft),#fff);padding:96px 0 72px;text-align:center}
.hero .wrap{display:block}
.hero-label{display:inline-block;background:#fff;border:1px solid var(--line);color:var(--blue);font-size:.78rem;padding:6px 14px;border-radius:999px;margin-bottom:22px;letter-spacing:.06em}
.hero h1{font-size:clamp(2.2rem,5.6vw,3.8rem);margin-bottom:22px}
.lede{max-width:640px;margin:0 auto;color:var(--muted);font-size:1.08rem}
.hero-actions{margin-top:34px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:56px;text-align:left}
.flow div{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--shadow)}
.flow b{display:block;color:var(--blue);font-family:var(--mono);font-size:.8rem;margin-bottom:8px}
.flow span{display:block;font-weight:700;margin-bottom:4px}.flow p{color:var(--muted);font-size:.9rem;line-height:1.5}

/* page head */
.page-head{background:linear-gradient(180deg,var(--blue-soft),#fff);padding:72px 0 40px;text-align:center}
.page-head h1{font-size:clamp(2rem,4.6vw,3rem);margin-top:6px}
.page-head p{margin-top:16px}

/* sections */
.section{padding:72px 0}
.section:nth-of-type(even){background:var(--soft)}
.section-grid{display:block}
.section-label{display:inline-block;color:var(--blue);background:var(--blue-soft);font-family:var(--mono);font-size:.75rem;padding:5px 12px;border-radius:999px;margin-bottom:16px;letter-spacing:.06em}
.section-lede{color:var(--muted);margin-top:14px;max-width:760px}
.panel-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin-top:30px}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px;box-shadow:var(--shadow)}
.panel .idx{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:12px;background:var(--blue-soft);color:var(--blue);font-family:var(--mono);font-weight:600;font-size:.85rem;margin-bottom:14px}
.panel p{color:var(--muted);margin-top:8px}
.check-list{margin:14px 0 0;padding-left:0;list-style:none;color:var(--muted)}
.check-list li{position:relative;padding-left:24px;margin-bottom:8px}
.check-list li::before{content:"✓";position:absolute;left:0;color:var(--blue);font-weight:700}
.process-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
.process-item{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px;box-shadow:var(--shadow)}
.process-item .step{color:var(--blue);font-size:.78rem;margin-bottom:10px}
.process-item p{color:var(--muted);margin-top:8px;font-size:.95rem}
.table-scroll{overflow-x:auto;margin-top:24px;background:#fff;border:1px solid var(--line);border-radius:var(--r)}
.data-table{width:100%;border-collapse:collapse;min-width:560px}
.data-table th,.data-table td{text-align:left;padding:14px 18px;border-bottom:1px solid var(--line);vertical-align:top}
.data-table th{background:var(--soft);font-size:.85rem;color:var(--muted)}
.data-table tr:last-child td{border-bottom:0}
.form-note{color:var(--muted);font-size:.88rem;margin-top:14px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 24px;margin-bottom:12px}
.faq-item summary{cursor:pointer;font-weight:600}
.faq-item p{color:var(--muted);margin:12px 0 0}

/* callout */
.callout{padding:0 0 80px}
.callout .wrap{background:var(--blue);color:#fff;border-radius:28px;padding:48px 40px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.callout p{opacity:.85;margin-top:6px}
.callout .btn-primary{background:#fff;color:var(--blue)}

/* about / contact */
.spec-strip{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}
.spec-item{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px}
.spec-item .val{font-weight:700;font-size:1.1rem}.spec-item .label{color:var(--muted);font-size:.85rem}
.info-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:24px}
.info-block{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px;box-shadow:var(--shadow)}
.info-block dt{color:var(--muted);font-size:.82rem;margin-top:14px}.info-block dt:first-child{margin-top:0}
.contact-form .form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}.field label{display:block;font-size:.88rem;font-weight:600;margin-bottom:6px}
.field input,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:12px;font:inherit;background:var(--soft)}
.field input:focus,.field textarea:focus{outline:2px solid var(--blue);background:#fff}
.field textarea{min-height:140px;resize:vertical}
.hp-field{position:absolute;left:-9999px}

/* footer */
.site-footer{background:var(--soft);border-top:1px solid var(--line);padding:40px 0;color:var(--muted);font-size:.9rem}
.foot-brand{color:var(--ink);font-weight:700;margin-bottom:10px}
.foot-meta div{margin-bottom:4px}.foot-meta a{text-decoration:underline}

@media(max-width:860px){
.nav-toggle{display:block}
.main-nav{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:12px 24px}
.main-nav.is-open{display:flex}.main-nav a:last-child{margin:6px 0 0;text-align:center}
.flow{grid-template-columns:1fr 1fr}.info-grid{grid-template-columns:1fr}.contact-form .form-row{grid-template-columns:1fr}
.hero{padding:64px 0 48px}.section{padding:52px 0}.callout .wrap{padding:36px 26px}}