:root{
  --bg:#f6f5f1; --paper:#ffffff; --ink:#1d2433; --muted:#626a77; --line:#e5e3dc; --soft:#efede6;
  --brand:#1f3a5f; --brand-ink:#ffffff; --accent:#c8441f; --ok:#22693a; --warn-bg:#fff4dc; --warn-ink:#6a4a00;
  --h1:#ffe08a; --h2:#ffc9b9; --h3:#c9e4ff; --h4:#e2d4ff; --h5:#cdeccf; --h6:#ffd6ea; --h7:#c8eef2; --h8:#d7e8e0; --h9:#e8e8e8;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#14171d; --paper:#1d222b; --ink:#e8eaed; --muted:#a2abb6; --line:#2e3440; --soft:#262c36;
    --brand:#8fb3e0; --brand-ink:#10141a; --accent:#ff8a66; --ok:#7fd49a; --warn-bg:#3a3018; --warn-ink:#f2d78e;
    --h1:#6b5a1c; --h2:#7a3b2a; --h3:#24496e; --h4:#4a3a72; --h5:#2d5a33; --h6:#6e2f4c; --h7:#1f5560; --h8:#2f4e44; --h9:#3c3f45;
  }
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:16px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:Pretendard,-apple-system,"Apple SD Gothic Neo","Malgun Gothic",sans-serif;line-height:1.7;font-size:16px;word-break:keep-all;overflow-wrap:anywhere}
a{color:var(--brand)}
h1,h2,h3{letter-spacing:-.02em;line-height:1.35}
h1{font-size:clamp(26px,5vw,38px);margin:6px 0 10px}
h1 mark{background:linear-gradient(transparent 55%,var(--h1) 55%);color:inherit}
h2{font-size:clamp(20px,3.4vw,25px);margin:0 0 8px}
h3{font-size:17px;margin:0 0 4px}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.wrap{max-width:1040px;margin:0 auto;padding:0 16px}
.skip{position:absolute;left:-999px;top:0;background:var(--paper);padding:8px 12px;z-index:5}
.skip:focus{left:8px;top:8px}

.top{background:var(--paper);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:8px 24px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px}
.logo{font-weight:800;font-size:18px;color:var(--ink);text-decoration:none;letter-spacing:-.02em}
.gnb{display:flex;gap:4px;overflow-x:auto;margin-left:auto;max-width:100%}
.gnb a{padding:6px 10px;border-radius:8px;color:var(--muted);text-decoration:none;font-weight:600;font-size:15px;white-space:nowrap}
.gnb a:hover{background:var(--soft);color:var(--ink)}
.gnb a[aria-current]{color:var(--ink);background:var(--soft)}
@media (max-width:640px){.gnb{margin-left:-10px;flex-wrap:wrap}.gnb a{padding:4px 10px}}

.page-head{padding:36px 0 16px}
.eyebrow{font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.02em}
.lead{color:var(--muted);margin:0;max-width:660px}
.section{padding:28px 0}
.card{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:20px}
.stack>*+*{margin-top:16px}
.muted{color:var(--muted)}
.small{font-size:14px}

textarea,input[type=text],input[type=number]{width:100%;font:inherit;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:12px}
textarea{resize:vertical;display:block}
input[type=checkbox]{width:18px;height:18px;flex:none;accent-color:var(--brand)}
label{display:block;font-weight:700;font-size:15px;margin:16px 0 6px}
label small{font-weight:400;color:var(--muted)}
.check{display:flex;gap:8px;align-items:flex-start;font-weight:400;margin:0}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:12px}
.btn{display:inline-block;background:var(--brand);color:var(--brand-ink);border:1px solid var(--brand);border-radius:10px;padding:11px 18px;font:inherit;font-weight:700;cursor:pointer;text-decoration:none;text-align:center}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn.ghost:hover{background:var(--soft)}
.btn.danger{background:transparent;color:var(--accent);border-color:var(--line)}
.btn.small{padding:7px 12px;font-size:14px}
.count{color:var(--muted);font-size:14px;margin-left:auto}
.note{font-size:14px;color:var(--muted);margin:10px 0 0}
.warn{background:var(--warn-bg);color:var(--warn-ink);border-radius:10px;padding:10px 14px;font-size:14px;margin:12px 0 0}
.msg{font-size:14px;font-weight:600;margin:10px 0 0;color:var(--ok)}
.msg.err{color:var(--accent)}
.msg:empty{display:none}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}
@media (max-width:640px){.grid2{grid-template-columns:1fr}}

/* 홈 */
.paths{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media (max-width:720px){.paths{grid-template-columns:1fr}}
.path{display:flex;flex-direction:column;gap:6px}
.path h2{font-size:21px}
.path p{margin:0;color:var(--muted);flex:1}
.path .btn{margin-top:12px;align-self:flex-start}
.flow{list-style:none;margin:16px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:12px;counter-reset:f}
@media (max-width:820px){.flow{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.flow{grid-template-columns:1fr}}
.flow li{counter-increment:f;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:14px}
.flow li::before{content:counter(f);display:inline-grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--soft);font-weight:800;font-size:14px;margin-bottom:6px}
.flow p{margin:0;font-size:14px;color:var(--muted)}
.list-links{list-style:none;padding:0;margin:12px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:720px){.list-links{grid-template-columns:1fr}}
.list-links a{display:block;height:100%;text-decoration:none;color:inherit;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.list-links a:hover{border-color:var(--brand)}
.list-links b{display:block;margin-bottom:2px}
.list-links span{font-size:14px;color:var(--muted)}
details.faq{border-top:1px solid var(--line);padding:12px 0}
details.faq summary{font-weight:700;cursor:pointer}
details.faq p{margin:8px 0 0;color:var(--muted)}

/* 단계 */
.stepper{list-style:none;margin:8px 0 20px;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:6px}
.stepper a{display:block;height:100%;padding:8px 10px;border-radius:10px;border:1px solid var(--line);background:var(--paper);color:var(--muted);text-decoration:none;font-size:14px;font-weight:600;line-height:1.35}
.stepper b{display:block;font-size:12px;font-weight:700}
.stepper a[aria-current]{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
@media (max-width:640px){.stepper a{padding:6px 4px;text-align:center;font-size:12px}}
.step{display:none}
.step.on{display:block}
.step>h2:focus{outline:0}
.progress{height:8px;border-radius:99px;background:var(--soft);overflow:hidden;margin:6px 0}
.progress i{display:block;height:100%;width:0;background:var(--brand);transition:width .3s}
details.sec{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:0 20px}
details.sec+details.sec{margin-top:10px}
details.sec>summary{cursor:pointer;padding:16px 0;font-weight:800;font-size:17px;display:flex;gap:8px;align-items:center;list-style-position:inside}
details.sec>summary .n{margin-left:auto;font-size:13px;font-weight:600;color:var(--muted);white-space:nowrap}
details.sec[open]{padding-bottom:20px}
.q-hint{margin:0 0 4px;color:var(--muted);font-size:14px}
.q-ex{display:block;font-weight:400;font-size:13px;color:var(--muted);margin-top:2px}
pre.out{white-space:pre-wrap;background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:16px;font:inherit;font-size:14px;margin:0;max-height:360px;overflow:auto}
.nav-steps{display:flex;justify-content:space-between;gap:10px;margin-top:20px;flex-wrap:wrap}
.ai-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.checklist{list-style:none;margin:8px 0 0;padding:0}
.checklist li{padding:6px 0}

/* 점검 결과 */
.result{display:none;margin-top:20px}
.result.on{display:grid;grid-template-columns:1.4fr 1fr;gap:16px}
@media (max-width:820px){.result.on{grid-template-columns:minmax(0,1fr)}}
.score{display:flex;align-items:baseline;gap:10px;margin-bottom:6px}
.score b{font-size:44px;line-height:1}
.score span{color:var(--muted)}
.meter{height:10px;border-radius:99px;background:var(--line);overflow:hidden;margin:8px 0 6px}
.meter i{display:block;height:100%;background:var(--accent);width:0;transition:width .5s}
.verdict{font-weight:700}
.marked{white-space:pre-wrap;line-height:2;border-top:1px solid var(--line);margin-top:16px;padding-top:16px}
.marked mark{color:inherit;border-radius:3px;padding:1px 0}
.m1{background:var(--h1)}.m2{background:var(--h2)}.m3{background:var(--h3)}.m4{background:var(--h4)}.m5{background:var(--h5)}.m6{background:var(--h6)}.m7{background:var(--h7)}.m8{background:var(--h8)}.m9{background:transparent;box-shadow:inset 0 -2px 0 var(--accent)}
.sig{border-top:1px solid var(--line);padding:12px 0}
.sig:first-child{border-top:0;padding-top:0}
.sig h4{margin:0;font-size:15px;display:flex;align-items:center;gap:8px}
.sig .dot{width:12px;height:12px;border-radius:3px;flex:none}
.sig .n{margin-left:auto;font-size:13px;font-weight:700;color:var(--accent);white-space:nowrap}
.sig .n.zero{color:var(--muted);font-weight:400}
.sig p{margin:4px 0 0;font-size:14px;color:var(--muted)}

/* 글 */
.article{max-width:720px;padding:32px 0}
.article h1{font-size:clamp(25px,4.6vw,34px)}
.article h2{margin-top:36px}
.article h3{margin-top:24px}
.article li{margin:4px 0}
.article .ba{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin:12px 0}
.article .ba p{margin:0}
.article .ba p+p{margin-top:8px}
.article .ba b{color:var(--accent)}
.article table{border-collapse:collapse;width:100%;font-size:15px;margin:12px 0}
.article th,.article td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
.article th{background:var(--soft)}
.cta{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:16px;margin-top:32px}
.cta p{margin:0 0 10px}

.ad-wrap{margin:32px 0;min-height:100px}
.foot{border-top:1px solid var(--line);margin-top:40px;padding:24px 0 40px;color:var(--muted);font-size:14px}
.foot a{color:var(--muted);margin-right:14px}
.foot p{margin:8px 0 0}
@media print{.top,.foot,.ad-wrap{display:none}}