:root{font-family:Inter,Pretendard,'Noto Sans KR','Malgun Gothic',sans-serif;color:#1d2f47;background:#fff;font-synthesis:none;--brand:#1670d2;--muted:#5f7188;--line:#e1eaf5}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:30px}
body{margin:0;font-size:16px;line-height:1.65}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit}
button,a,input,select,summary{-webkit-tap-highlight-color:transparent}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #4399ed;outline-offset:4px}
button{cursor:pointer}
svg{flex-shrink:0}
[hidden]{display:none!important}
.skip{position:absolute;top:-100px;left:20px;background:white;padding:12px;z-index:20}
.skip:focus{top:10px}
header{border-bottom:1px solid var(--line)}
.header-inner{max-width:1200px;margin:auto;min-height:88px;display:flex;align-items:center;gap:70px;padding:0 24px}
.logo{display:flex;align-items:center;gap:9px;font-size:23px;letter-spacing:-1.1px;font-weight:800;white-space:nowrap}
.brand-mark{display:block;flex-shrink:0;width:40px;height:40px}

nav{display:flex;gap:32px;font-size:14px;font-weight:650}
nav a:hover{color:var(--brand)}
.header-note{margin-left:auto;font-size:13px;color:var(--muted)}
main{max-width:1200px;margin:auto;padding:0 24px}
.hero{display:grid;grid-template-columns:1.3fr 1fr;gap:85px;padding:66px 0 58px;align-items:center}
.eyebrow{font-size:12px;font-weight:750;letter-spacing:1.25px;color:var(--brand);display:flex;align-items:center;gap:8px}
.eyebrow>span{width:6px;height:6px;border-radius:50%;background:var(--brand)}
h1,h2,h3,p{margin-top:0}
.hero h1{font-size:43px;line-height:1.5;letter-spacing:-2px;margin:17px 0 20px;font-weight:800}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero-copy>p{color:#61738b;font-size:16px;line-height:1.85;margin-bottom:26px}
.primary-link{display:inline-flex;align-items:center;gap:33px;background:var(--brand);color:white;padding:13px 22px;border-radius:7px;font-size:14px;font-weight:650}
.primary-link:hover,.calculate-button:hover{background:#1058ad}
.hero-foot{display:flex;gap:11px;margin-top:22px;font-size:12px;color:#687d94}
.hero-foot b{font-weight:400}
.hero-example{background:#f0f7ff;border:1px solid #d7e8fb;border-radius:16px;padding:25px 28px;box-shadow:0 12px 30px #2169bd12;transform:rotate(-1deg)}
.example-top{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:#4b6788}
.example-top>span:first-child{display:flex;align-items:center;gap:9px}
.example-badge{background:#deedff;font-size:11px;padding:3px 8px;border-radius:4px;color:#376aab;white-space:nowrap}
.example-salary{margin:27px 0 14px}
.example-salary>span,.example-result>span{font-size:13px;color:#566f8e;display:block}
.example-salary strong{font-size:28px;letter-spacing:-.7px;font-weight:650;display:block;margin-top:3px}
.example-salary small{font-size:14px;color:#637890;font-weight:400}
.example-divider{height:1px;background:#d6e5f7;text-align:center;margin:23px 0}
.example-divider span{position:relative;top:-14px;background:#f0f7ff;padding:3px 12px;color:#6089ba}
.example-result strong{display:block;color:var(--brand);font-size:37px;letter-spacing:-1px;margin:6px 0}
.example-result small{font-size:20px;font-weight:500}
.example-result p{font-size:12px;color:#5f7691;margin-bottom:24px}
.hero-example>a{border-top:1px solid #d4e5f7;display:flex;justify-content:space-between;padding-top:14px;color:#2266af;font-size:13px;font-weight:600}
.quick-strip{display:flex;background:#f7faff;border:1px solid var(--line);border-radius:8px;padding:18px 26px;align-items:center;gap:38px;font-size:13px}
.quick-label{font-weight:700;margin-right:auto}
.quick-strip a{color:#536b88;display:flex;gap:22px}
.quick-strip a span{color:#6c839e}
.section{padding:60px 0 0}
.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:25px}
.muted{font-size:11px;color:#637b97;letter-spacing:1.8px}
.section h2{font-size:26px;letter-spacing:-1px;margin:9px 0 0;font-weight:750}
.search-box{border:1px solid #d9e4f1;display:flex;align-items:center;gap:9px;border-radius:7px;padding:9px 12px;width:302px;color:#667e98}
.search-box svg{width:17px}
.search-box input{border:0;outline:none;min-width:0;width:100%;font-size:13px;background:none}
.search-box:focus-within{border-color:var(--brand)}
kbd{font-size:11px;background:#f3f7fc;border:1px solid #e0e9f4;border-radius:3px;padding:0 5px}
.filter-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}
.filters{display:flex;gap:8px;flex-wrap:wrap}
.filters button{border:1px solid #e1eaf5;background:#fff;color:#536c87;padding:7px 17px;border-radius:6px;font-size:13px}
.filters button.active{background:#1768c4;color:#fff;border-color:#1768c4}
.filters button span{margin-left:8px;font-size:11px;color:#d4eaff}
#result-count{font-size:12px;color:#6c7e93}
.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
.tool-card{border:1px solid #e0e9f4;border-radius:10px;padding:24px;transition:transform .2s,border-color .2s,box-shadow .2s;display:block;min-height:211px}
.tool-card:hover{transform:translateY(-3px);border-color:#86b6e9;box-shadow:0 8px 20px #2169bd12}
.card-top{display:flex;align-items:center;gap:12px;margin-bottom:17px}
.tool-icon{display:inline-grid;place-items:center;width:43px;height:43px;border-radius:11px;background:#eaf4ff;color:#2476ca}
.tool-icon.blue{color:#2485b8;background:#eaf7fe}
.tool-icon.violet{color:#4267c5;background:#eef2ff}
.popular{font-size:10px;font-weight:600;color:#266db0;background:#edf6ff;border-radius:4px;padding:3px 7px}
.card-arrow{margin-left:auto;color:#7287a0;font-size:18px}
.tool-card h3{font-size:18px;letter-spacing:-.5px;margin-bottom:7px}
.tool-card p{font-size:13px;letter-spacing:-.3px;color:#60728a;margin-bottom:16px}
.card-category{font-size:11px;color:#697d96}
.section-heading>p{font-size:13px;color:#6b7d93;margin-bottom:3px}
.journey-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.journey-grid article{background:#f3f8ff;border-radius:10px;padding:26px 23px}
.journey-number{font-size:10px;letter-spacing:1.4px;color:#6684a8;font-weight:600}
.journey-grid h3{font-size:18px;margin:15px 0 6px;letter-spacing:-.5px}
.journey-grid p{font-size:13px;color:#607794}
.journey-grid article>div{display:flex;align-items:center;gap:12px;font-size:12px;font-weight:650;color:#296bad;margin-top:23px}
.journey-grid article>div>span{color:#7596bb}
.journey-grid a:hover{text-decoration:underline}
.standards{margin:48px 0 55px;padding:27px 30px;border:1px solid var(--line);display:flex;gap:18px;border-radius:9px}
.standard-icon{font-size:23px;color:#6089ba}
.standards h2{font-size:16px;letter-spacing:-.4px;margin:0 0 8px}
.standards p{font-size:13px;color:#62758b;line-height:1.9;max-width:875px;margin-bottom:11px}
.standards div>span{font-size:11px;color:#6a7c92}
footer{background:#f7faff;border-top:1px solid var(--line);padding:35px max(24px,calc((100vw - 1152px)/2)) 24px}
.footer-main{display:flex;align-items:center;gap:25px}
.footer-main .logo{font-size:19px}
.footer-main .brand-mark{width:34px;height:34px}
.footer-main p{font-size:12px;color:#6a7c91;margin:0}
.footer-main>a:last-child{margin-left:auto;font-size:12px;color:#60758e}
.footer-bottom{border-top:1px solid var(--line);padding-top:20px;margin-top:24px;display:flex;justify-content:space-between;font-size:11px;color:#6b7d93}
.breadcrumb{display:flex;gap:12px;font-size:13px;color:#647b96;padding:30px 0}
.detail-heading{display:flex;gap:18px;align-items:center;margin:15px 0 32px}
.detail-heading .tool-icon{width:58px;height:58px}
.detail-heading h1{font-size:32px;letter-spacing:-1.2px;margin:4px 0}
.detail-heading p{color:var(--muted);font-size:15px;margin-bottom:0}
.calculator-layout{display:grid;grid-template-columns:1.2fr 1fr;gap:26px;align-items:start}
.form-panel{border:1px solid var(--line);border-radius:12px;padding:28px}
.panel-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}
.panel-heading h2{font-size:18px;margin:0}
.reset{border:0;background:none;color:#617c9c;font-size:13px}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.field{display:block;min-width:0}
.field>span{display:block;font-size:14px;margin-bottom:8px;font-weight:600}
.input-unit{display:flex;align-items:center;border:1px solid #d9e5f4;border-radius:6px;padding-right:12px;background:white}
.input-unit input{border:0;border-radius:6px;background:none;width:100%;min-width:0;padding:11px 12px;color:#244264;font-size:16px}
.input-unit>span{font-size:13px;color:#5d7793;white-space:nowrap}
.field select{width:100%;padding:11px 8px;border:1px solid #d9e5f4;border-radius:6px;background:white;font-size:15px}
.form-hint{font-size:12px;color:#687e98;line-height:1.8;margin:23px 0 14px}
.calculate-button{display:flex;align-items:center;justify-content:space-between;background:var(--brand);color:white;border:0;border-radius:7px;padding:12px 18px;width:100%;font-size:15px;font-weight:650}
#error{color:#b44237;font-size:14px;margin:10px 0 0}
.result-panel{background:#edf6ff;border:1px solid #d3e6fa;border-radius:12px;padding:30px}
.result-panel h2{font-size:16px;font-weight:500;color:#4c6e95;margin:24px 0 7px}
.result-value{font-size:34px;color:var(--brand);letter-spacing:-1px;display:block;overflow-wrap:anywhere}
.result-panel dl{margin:25px 0 0;border-top:1px solid #cfe1f7;padding-top:18px}
.result-panel dl>div{display:flex;justify-content:space-between;gap:20px;font-size:14px;padding:7px 0}
.result-panel dt{color:#526e8e}
.result-panel dd{margin:0;font-weight:600;text-align:right}
.result-note{font-size:12px;color:#5d7795;border-top:1px solid #cfe1f7;padding-top:16px;margin:21px 0 0}
.stale{font-size:13px;color:#936522;margin:12px 0}
.detail-content{display:grid;grid-template-columns:1.7fr 1fr;gap:65px;margin:50px 0 60px}
.detail-content h2{font-size:21px;letter-spacing:-.5px;margin:25px 0 14px}
.detail-content p{color:#566f89;font-size:15px;line-height:1.95}
.formula{padding:20px;border-radius:7px;background:#f1f7fe;font-size:14px;color:#31679d}
.detail-content details{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:16px 0}
.detail-content summary{font-size:15px;font-weight:600;cursor:pointer}
.detail-content details p{margin:12px 0 0}
.detail-content .source{font-size:12px;color:#667e97;margin:18px 0}
.source a{color:var(--brand);text-decoration:underline}
.related{display:flex;align-items:center;gap:15px;padding:18px 0;border-bottom:1px solid var(--line);font-size:15px}
.related svg{color:#527dae;width:20px}
.related span:last-child{margin-left:auto}
.all-tools{display:inline-block;font-size:13px;color:var(--brand);margin-top:23px}
.not-found{padding:100px 24px;min-height:60vh}
@media(min-width:1400px){.hero{gap:110px}
.hero h1{font-size:45px}
}
@media(max-width:1000px){.header-inner{gap:40px}
.header-note{display:none}
.hero{gap:35px}
.hero h1{font-size:34px}
.quick-strip{gap:20px;padding:16px}
.tool-card{padding:19px}
.tool-card h3{font-size:16px}
.hero-example{padding:22px}
.journey-grid article{padding:20px 16px}
.journey-grid h3{font-size:16px}
.fields{grid-template-columns:1fr}
.detail-content{gap:30px}
}
@media(max-width:700px){.header-inner{min-height:72px;justify-content:space-between;padding:0 20px;gap:15px}
.logo{font-size:20px}.header-inner{flex-wrap:wrap;padding-top:14px;padding-bottom:14px;gap:12px}header nav{width:100%;justify-content:flex-end}
nav{gap:17px;font-size:12px}
header nav a:nth-child(3){display:none}
main{padding:0 20px}
.hero{grid-template-columns:1fr;gap:30px;padding:38px 0}
.hero h1{font-size:34px;letter-spacing:-1.6px;margin-top:14px}
.hero-copy>p{font-size:14px}
.hero-foot{font-size:11px;gap:8px}
.hero-example{transform:none}
.example-salary strong{font-size:26px}
.example-result strong{font-size:34px}
.quick-strip{flex-wrap:wrap;gap:12px 22px}
.quick-label{width:100%;font-size:13px}
.quick-strip a{font-size:12px;gap:5px}
.section{padding-top:40px}
.section-heading{align-items:stretch;flex-direction:column;gap:19px}
.section h2{font-size:23px}
.search-box{width:100%}
.filter-row{gap:10px;align-items:flex-start}
#result-count{display:none}
.filters{gap:6px}
.filters button{padding:7px 12px;font-size:12px}
.tool-grid{grid-template-columns:1fr 1fr;gap:12px}
.tool-card{padding:17px 13px;min-height:218px}
.tool-icon{width:37px;height:37px;border-radius:9px}
.tool-icon svg{width:22px}
.popular{font-size:9px;padding:2px 4px}
.card-top{gap:7px}
.card-arrow{display:none}
.tool-card h3{font-size:16px;word-break:keep-all;line-height:1.5;min-height:24px}
.tool-card p{font-size:12px;line-height:1.7;word-break:keep-all}
.journey-grid{grid-template-columns:1fr;gap:12px}
.journey-grid article{padding:22px}
.journey-grid h3{font-size:19px}
.journey-grid article>div{margin-top:15px;font-size:13px}
.section-heading>p{display:none}
.standards{padding:20px 17px;gap:12px;margin:32px 0}
.standards p{font-size:12px}
.footer-main{align-items:flex-start;flex-direction:column;gap:14px}
.footer-main>a:last-child{margin:0}
.footer-bottom{flex-direction:column;gap:8px}
.detail-heading h1{font-size:26px}
.detail-heading{gap:12px}
.detail-heading p{font-size:13px}
.detail-heading .tool-icon{width:46px;height:46px}
.calculator-layout,.detail-content{grid-template-columns:1fr;gap:22px}
.form-panel,.result-panel{padding:23px}
.fields{grid-template-columns:1fr}
.detail-content{margin-top:20px}
.result-value{font-size:31px}
.breadcrumb{font-size:12px;gap:9px}
.hero-foot{flex-wrap:wrap}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
.tool-card{transition:none}
}


/* Topic navigation and calculation reference content */
.hero-example{background:linear-gradient(135deg,#f4faff 0%,#eaf4ff 100%);box-shadow:0 12px 36px #246bd414}
.category-links{display:flex;flex-wrap:wrap;gap:10px 22px;margin:0 0 22px;font-size:14px}
.category-links a{display:flex;gap:12px;align-items:center;color:#2167ac;padding:5px 0}
.category-links a:hover{text-decoration:underline}
.category-links span{color:#6e97c2}
footer .category-links{border-top:1px solid var(--line);margin:24px 0 0;padding-top:16px;font-size:13px}
.tool-summary{max-width:870px;color:#536c87;font-size:16px;line-height:1.9;margin:0 0 20px}
.page-toc{display:flex;flex-wrap:wrap;gap:8px 22px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:13px 0;margin:0 0 28px;font-size:14px;color:#2b6eae}
.page-toc a:hover{text-decoration:underline}
.example-table-wrap{border:1px solid #dce7f4;border-radius:9px;overflow:hidden;margin-top:20px}
.example-table{width:100%;border-collapse:collapse;font-size:14px;line-height:1.7}
.example-table caption{text-align:left;padding:14px 16px;color:#527296;font-weight:600;background:#f3f8ff}
.example-table th,.example-table td{padding:12px 16px;border-top:1px solid #e3ebf5;text-align:left;overflow-wrap:anywhere}
.example-table th{font-weight:500;color:#506b88;width:60%}
.example-table td{font-variant-numeric:tabular-nums;color:#253e60}
.example-table thead th{background:#fafcff;font-weight:650}
.example-total{background:#edf5ff}
.example-total th,.example-total td{font-weight:700;color:#1766ba}
.detail-content .example-context{font-size:13px;color:#617c99;line-height:1.8}
.example-context a{text-decoration:underline;color:#1766ba}
.category-page{padding-bottom:55px}
.category-heading{padding:26px 0 36px;max-width:850px}
.category-heading h1{font-size:36px;line-height:1.4;letter-spacing:-1.2px;margin:10px 0 18px}
.category-heading p,.category-guide p{font-size:16px;color:#5c728d;line-height:1.95}
.category-page h2{font-size:23px;letter-spacing:-.5px;margin:24px 0}
.category-guide{max-width:860px;margin:42px 0}
.category-guide dl{border-top:1px solid var(--line)}
.category-guide dl>div{display:grid;grid-template-columns:210px 1fr;gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}
.category-guide dt{color:#2467ae;font-size:15px;font-weight:600}
.category-guide dd{color:#60758e;font-size:14px;margin:0;line-height:1.9}
.category-other{padding-top:10px;border-top:1px solid var(--line)}
@media(max-width:700px){.category-links{gap:8px 17px;font-size:13px}.tool-summary{font-size:14px}.page-toc{font-size:13px;gap:10px 18px}.category-heading{padding:16px 0 22px}.category-heading h1{font-size:28px}.category-guide dl>div{grid-template-columns:1fr;gap:8px}.category-heading p,.category-guide p{font-size:15px}.example-table th,.example-table td{padding:10px 12px}.breadcrumb{flex-wrap:wrap}}
.calculation-notice{font-size:13px;line-height:1.85;color:#486888;background:#ffffff9c;border-radius:7px;padding:13px;margin:18px 0 0}
.source-list ul{padding-left:20px;margin:12px 0 20px}
.source-list li{font-size:13px;line-height:1.9;margin-bottom:9px;color:#246db4;overflow-wrap:anywhere}
.source-list a:hover{text-decoration:underline}
.result-panel dl>div{flex-wrap:wrap;gap:4px 12px}
.result-panel dd{margin-left:auto}
.field select{max-width:100%}
@media(max-width:700px){.filters{gap:6px}.filters button{padding:7px 10px}.detail-heading h1{overflow-wrap:anywhere}.result-panel dl>div{font-size:13px}}

.fx-controls{margin:18px 0;padding:16px;background:#eff6ff;border:1px solid #bfdbfe;border-radius:12px}.fx-controls p{font-size:13px;line-height:1.7;color:#334155;margin:8px 0 0}.fx-controls button:disabled{opacity:.5;cursor:wait}
.carousel{transform:none;min-width:0}.slide-stage{display:grid}.example-slide{grid-area:1/1;min-width:0;animation:slide-reveal .35s ease}.example-slide[hidden]{display:block!important;visibility:hidden;pointer-events:none}.example-slide>a{border-top:1px solid #d4e5f7;display:flex;justify-content:space-between;padding-top:14px;color:#2266af;font-size:13px;font-weight:600}.carousel .example-salary strong{font-size:24px}.carousel .example-result strong{font-size:clamp(26px,3vw,35px);overflow-wrap:anywhere}.slide-controls{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:20px}.slide-controls[hidden]{display:none}.slide-controls button{border:1px solid #c9dff5;border-radius:8px;background:#fff;color:#2166aa;min-width:38px;min-height:40px;cursor:pointer}.slide-controls button:focus-visible{outline:3px solid #1670d2;outline-offset:2px}.slide-dots{display:flex}.slide-dots button{border:0;background:transparent;min-width:28px;padding:8px}.slide-dots span{display:block;width:7px;height:7px;border-radius:50%;background:#adc5df}.slide-dots [aria-pressed=true] span{background:#1670d2;transform:scale(1.3)}.slide-disclaimer{font-size:11px;line-height:1.6;color:#617992;margin:14px 0 0}.slide-announcement{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}@keyframes slide-reveal{from{opacity:0;transform:translateX(8px)}to{opacity:1;transform:none}}@media(prefers-reduced-motion:reduce){.example-slide{animation:none}}