:root{--ink:#182d30;--muted:#61716b;--green:#176b57;--mint:#e6f0e8;--paper:#fafbf8;--line:#dfe6dc;--white:#fff;--radius:16px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:105px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,"Malgun Gothic","Apple SD Gothic Neo",sans-serif;font-size:16px;line-height:1.7;letter-spacing:-.025em}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit}
button{cursor:pointer}
button,a,input,textarea,summary{outline-offset:4px}
:focus-visible{outline:2px solid var(--green)}
svg{width:22px;height:22px;flex-shrink:0;vertical-align:middle}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{word-break:keep-all;overflow-wrap:break-word}
h2{font-size:29px;line-height:1.4;letter-spacing:-.055em}
h3{font-size:20px;line-height:1.5}
.container{width:min(1224px,calc(100% - 64px));margin:auto}
.skip-link{position:fixed;top:-100px;left:20px;z-index:10;padding:12px;background:white;border-radius:8px}
.skip-link:focus{top:12px}
.site-header{height:82px;background:#fafbf8f5;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5;backdrop-filter:blur(16px)}
.header-inner{width:min(1224px,calc(100% - 64px));height:100%;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:inline-flex;gap:10px;align-items:center;white-space:nowrap}
.brand strong{font-size:26px;letter-spacing:-.06em}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:37px;height:37px;background:var(--ink);color:white;border-radius:11px;font-weight:700;font-size:32px;font-family:Georgia,serif;line-height:1;letter-spacing:-4px;padding-right:3px}
.brand-mark span{color:#a5d1a5;margin-bottom:7px}
.brand-domain{font-size:12px;margin-left:4px;color:var(--muted);letter-spacing:0}
.site-header nav{display:flex;gap:34px;font-size:15px;font-weight:600}
.site-header nav a{padding:10px 0;color:var(--muted)}
.site-header nav a.current{color:var(--green);border-bottom:2px solid var(--green)}
.header-help{font-size:13px;color:var(--muted)}
.home{padding-top:30px}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 470px;gap:42px;align-items:center;background:#eef3eb;border:1px solid #e0e8dc;border-radius:28px;padding:35px 40px}
.hero-copy h1{font-size:49px;line-height:1.28;letter-spacing:-.065em;margin:0 0 18px}
.hero-copy h1 em{font-style:normal;color:var(--green)}
.hero-description{font-size:17px;line-height:1.8;color:var(--muted);margin:0}
.hero-visual{display:block;width:355px;max-width:100%;height:auto;aspect-ratio:3/2;object-fit:contain;margin:4px auto -12px}
.lookup-card{background:white;box-shadow:0 16px 38px #18362e09;border:1px solid var(--line);border-radius:20px;overflow:hidden;min-width:0}
.lookup-tabs{display:flex;gap:4px;border-bottom:1px solid #edf0ea;padding:12px;margin:0}
.lookup-tabs a{font-size:13px;text-align:center;flex:1;padding:11px 3px;color:var(--muted);white-space:nowrap;border-radius:9px}
.lookup-tabs a:hover{background:#f3f6f0;color:var(--green)}
.lookup-tabs a.active{color:var(--green);font-weight:700;background:#e9f2e9}
.lookup-card form{padding:28px 28px 23px}
label{font-size:14px;font-weight:700;display:block;margin-bottom:10px}
label span:not(.check-row span):not(.record-row span){font-size:12px;color:var(--muted);font-weight:400;margin-left:7px}
input:not([type=checkbox]),textarea{width:100%;background:#fff;border:1px solid #cfdacd;border-radius:10px;color:var(--ink);padding:14px 15px;min-width:0}
input::placeholder,textarea::placeholder{color:#7b8a81;font-weight:400}
input:focus,textarea:focus{border-color:var(--green);box-shadow:0 0 0 3px #176b570d}
input[aria-invalid=true],textarea[aria-invalid=true]{border-color:#b36632}
.input-wrap{position:relative}
.input-wrap svg{position:absolute;top:21px;left:16px;color:#6f8478;width:21px;height:21px;pointer-events:none}
.input-wrap input{font-size:24px;line-height:1.5;font-weight:600;font-variant-numeric:tabular-nums;letter-spacing:.025em;padding:12px 12px 12px 49px;background:#fcfdfb;height:64px}
.field-help{font-size:12px;color:var(--muted);margin:10px 0 22px;line-height:1.8}
.primary-button{background:var(--green);border:0;border-radius:10px;color:white;font-size:15px;font-weight:600;padding:15px 20px;display:flex;justify-content:center;align-items:center;gap:20px;min-height:54px;transition:background .15s}
.lookup-card .primary-button{width:100%;justify-content:space-between}
.primary-button:hover{background:#125542}
.primary-button:disabled{opacity:.65;cursor:wait}
.form-foot{display:flex;gap:16px;margin-top:16px;justify-content:center;font-size:11px;color:var(--muted)}
.form-foot span{display:inline-flex;gap:4px;align-items:center;white-space:nowrap}
.form-foot svg{width:13px;height:13px;color:var(--green)}
.form-message:empty{display:none}
.form-message{font-size:13px;line-height:1.8;padding:12px;background:#f1f6ee;color:#365543;border-radius:8px;margin:18px 0 0}
.form-message.error{background:#fff2e5;color:#754521}
.connection{background:#fbfcf9;border-top:1px solid #edf0ea;padding:12px 24px;display:flex;align-items:center;font-size:11px;gap:7px;color:var(--muted)}
.connection a{margin-left:auto;white-space:nowrap}
.status-dot{background:#a2ab99;width:6px;height:6px;border-radius:50%;flex-shrink:0}
.connection.ready .status-dot{background:#278251}
.quick-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:20px}
.quick-link{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:15px 19px;border:1px solid var(--line);border-radius:12px;font-size:13px;color:#465d50;background:#fff}
.quick-link svg{width:18px;color:var(--green)}
.quick-link:hover{border-color:#8dab90;background:#f6faf2}
.subtle-link{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:600;color:var(--green)}
.subtle-link svg{width:18px}
.subtle-link:hover{text-decoration:underline;text-underline-offset:4px}
.section{padding-top:54px}
.section-head{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:24px}
.section-head h2{margin:4px 0 0}
.section-head>a{flex-shrink:0}
.eyebrow{display:block;font-size:12px;font-weight:700;color:var(--green);letter-spacing:.025em;margin-bottom:6px}
.guide-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.guide-card{background:white;border:1px solid var(--line);border-radius:16px;padding:24px;display:flex;flex-direction:column;min-height:244px;transition:border-color .15s,transform .15s}
.guide-card:hover{border-color:#88a58b;transform:translateY(-3px)}
.guide-card[hidden]{display:none}
.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:17px}
.category{display:inline-flex;font-size:11px;font-weight:600;padding:4px 9px;border-radius:6px;background:#edf3e9;color:#486b46;align-self:flex-start;letter-spacing:0}
.card-number{font-size:12px;letter-spacing:0;color:#778773;font-family:monospace}
.guide-card h3{font-size:18px;margin-bottom:11px;line-height:1.6;letter-spacing:-.05em}
.guide-card p{font-size:13px;line-height:1.8;color:var(--muted);margin:0 0 20px}
.card-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding-top:13px;border-top:1px solid #edf1e8;font-size:11px;color:var(--muted)}
.card-bottom svg{width:18px;color:var(--green)}
.resources-banner{margin-top:54px;background:#193d34;color:#fff;padding:32px 36px;border-radius:18px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.resources-banner h2{font-size:26px;margin:0 0 7px}
.resources-banner p{color:#cbd8d0;font-size:14px;margin:0}
.light-button{display:inline-flex;align-items:center;gap:20px;padding:14px 22px;background:#f5f9f0;color:var(--ink);border-radius:10px;font-size:14px;white-space:nowrap;font-weight:700}
.light-button:hover{background:#dfecd7}
.faq-item{border-bottom:1px solid var(--line);padding:20px 0}
.faq-item summary{cursor:pointer;font-weight:600;font-size:15px;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:20px}
.faq-item summary:after{content:'+';font-size:22px;font-weight:400;color:var(--muted)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item[open] summary:after{content:'−'}
.faq-item p{font-size:14px;color:var(--muted);padding-right:45px;max-width:980px;margin:14px 0 4px;line-height:1.9}
.home .compact{margin-bottom:55px}
.site-footer{border-top:1px solid var(--line);background:#f0f3ec;margin-top:60px;font-size:12px}
.footer-main{display:flex;justify-content:space-between;padding:36px 0 26px;gap:40px}
.footer-main .brand strong{font-size:23px}
.footer-main .brand-mark{width:32px;height:32px;font-size:28px;border-radius:9px}
.footer-main p{margin:14px 0 7px;color:var(--muted);font-size:13px}
.footer-main small{color:var(--muted);font-size:11px}
.footer-links{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 48px;align-content:start;font-size:12px;padding-top:6px}
.footer-links a:hover{text-decoration:underline}
.footer-bottom{border-top:1px solid #dce4d6;display:flex;justify-content:space-between;padding:17px 0;color:var(--muted);font-size:11px;letter-spacing:0}
.inner-page{padding-top:42px}
.page-heading{padding:10px 0 32px;max-width:1000px}
.page-heading h1{font-size:40px;letter-spacing:-.06em;line-height:1.35;margin:8px 0 14px}
.page-heading p{color:var(--muted);font-size:16px;max-width:920px;margin:0;line-height:1.9}
.guide-toolbar{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:0 0 26px;flex-wrap:wrap}
.filter-tabs{display:flex;gap:8px;flex-wrap:wrap}
.filter-tabs button{border:1px solid var(--line);background:#fff;border-radius:9px;padding:8px 13px;font-size:12px;color:var(--muted)}
.filter-tabs button.active{background:var(--green);border-color:var(--green);color:white}
.guide-search{display:flex;align-items:center;position:relative;margin:0;width:240px}
.guide-search svg{position:absolute;left:12px;width:16px;color:var(--muted)}
.guide-search input{padding:10px 10px 10px 34px;font-size:12px;background:white}
.article-meta{display:flex;gap:20px;font-size:12px;color:var(--muted);margin:-12px 0 32px;padding:14px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:65px}
.prose{font-size:15px;line-height:2;color:#3f5047}
.prose h2{color:var(--ink);font-size:25px;margin:36px 0 14px;line-height:1.5;letter-spacing:-.05em}
.prose section:first-child h2{margin-top:0}
.prose h3{font-size:20px;margin-bottom:10px}
.prose p{margin-bottom:16px}
.prose li{padding-left:4px;margin-bottom:10px}
.prose a{color:var(--green);text-decoration:underline;text-underline-offset:3px}
.prose ul,.prose ol{padding-left:23px}
.example{padding:25px 28px;background:#eaf1e3;border-radius:14px;margin:32px 0}
.example p{margin-bottom:0;font-size:14px}
.sources{margin-top:36px;border-top:1px solid var(--line);padding-top:20px}
.sources h2{font-size:22px;margin-top:0}
.sources p,.sources li{font-size:13px}
.callout{font-size:13px;line-height:1.9;color:#566648;background:#f0f5e8;border-left:3px solid #9aac80;padding:16px 20px;margin:20px 0;border-radius:0 10px 10px 0}
.sticky{position:sticky;top:112px}
.article-sidebar nav{display:flex;flex-direction:column;gap:12px;font-size:13px;border-left:1px solid #d6dfcf;padding-left:18px;margin:18px 0 28px;color:var(--muted)}
.article-sidebar nav a:hover{color:var(--green)}
.sidebar-card{background:white;border:1px solid var(--line);border-radius:14px;padding:20px;margin-bottom:24px}
.sidebar-card h3{font-size:17px}
.sidebar-card p{font-size:13px;color:var(--muted)}
.sidebar-card .primary-button{font-size:13px;min-height:44px;padding:10px 12px;justify-content:space-between}
.tool-layout{display:grid;grid-template-columns:minmax(0,600px) minmax(240px,1fr);gap:38px;align-items:start}
.tool-aside{padding:27px 30px;background:#eef4e9;border:1px solid #e0e8d9;border-radius:20px}
.tool-aside h2{font-size:23px;margin:4px 0 13px}
.tool-aside p{font-size:14px;color:var(--muted);line-height:1.9;margin-bottom:20px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:18px}
.form-grid input{font-size:13px;padding:11px 12px;min-height:46px}
.optional-fields{font-size:12px;margin-top:18px;color:var(--muted)}
.optional-fields summary{cursor:pointer;font-weight:600;color:var(--ink)}
.optional-fields p{margin-top:12px}
.lookup-results{padding-top:32px}
.lookup-results[hidden]{display:none}
.lookup-results h2{font-size:26px}
.lookup-results .section-head{margin-bottom:12px}
.muted{color:var(--muted);font-size:12px}
.text-button{border:1px solid #cedecc;border-radius:8px;background:#fff;color:var(--green);font-size:12px;padding:9px 14px;white-space:nowrap}
.text-button:hover{background:#eff5e9}
#results-items{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.result-card{padding:24px;border:1px solid var(--line);background:white;border-radius:16px;min-width:0}
.result-head{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.result-head h3{font-size:20px;margin:0;font-variant-numeric:tabular-nums;letter-spacing:.01em}
.result-badge{font-size:12px;border-radius:6px;padding:5px 10px;background:#e5f1e5;color:#226241}
.result-badge.warn{background:#fff1dc;color:#825019}
.result-badge.danger{background:#fcebe8;color:#934536}
.result-details{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:21px 0 0}
.result-details dt{color:var(--muted);font-size:12px;margin-bottom:4px}
.result-details dd{margin:0;font-size:14px;line-height:1.7}
.result-explanation{border-top:1px solid var(--line);padding-top:14px;margin:18px 0 0;font-size:13px;color:var(--muted)}
.resources-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.resource-card{background:white;border:1px solid var(--line);border-radius:16px;padding:28px;display:flex;flex-direction:column;align-items:start}
.resource-icon{font-size:28px;background:#edf4e8;border-radius:14px;width:55px;height:55px;display:flex;justify-content:center;align-items:center;margin-bottom:22px;color:var(--green)}
.resource-card h2{font-size:23px;margin-top:14px}
.resource-card p{font-size:14px;color:var(--muted);margin-bottom:25px}
.resource-card a{margin-top:auto}
.info-prose{max-width:970px;padding:0 0 20px}
.info-prose h2:first-child{margin-top:10px}
.paper-form{max-width:960px;background:white;border:1px solid var(--line);border-radius:16px;padding:35px 42px}
.paper-title{display:none;align-items:center;justify-content:space-between;padding-bottom:20px;border-bottom:2px solid var(--ink);margin-bottom:25px;gap:20px}
.paper-title h2{font-size:25px;margin:0}
.paper-title span{font-size:12px;color:var(--muted);white-space:nowrap}
.check-row{display:flex;gap:14px;align-items:center;font-size:14px;font-weight:400;margin:0;padding:18px 0;border-bottom:1px solid var(--line)}
.check-row input{width:18px;height:18px;accent-color:var(--green);flex-shrink:0}
.record-row{display:grid;grid-template-columns:190px minmax(0,1fr);gap:20px;align-items:center;padding:12px 0;margin:0;border-bottom:1px solid var(--line)}
.record-row>span{font-size:14px;font-weight:400}
.record-row input{border:0;background:#f7faf3;border-radius:7px;padding:10px}
.paper-actions{display:flex;gap:25px;align-items:center;margin-top:25px}
.paper-form textarea{font-size:14px;line-height:2;margin-bottom:20px}
.site-map{display:grid;grid-template-columns:.8fr 1.5fr 1fr;gap:45px}
.site-map h2{font-size:20px;padding-bottom:15px;border-bottom:1px solid var(--line)}
.site-map a{display:flex;justify-content:space-between;gap:20px;font-size:13px;margin-bottom:15px}
.site-map svg{width:16px}
.empty-state{background:white;border:1px solid var(--line);padding:20px;border-radius:10px;font-size:14px}
@media(max-width:1100px){
 .hero-grid{grid-template-columns:minmax(0,1fr) 420px;padding:30px;gap:30px}
 .hero-copy h1{font-size:40px}
 .hero-visual{width:315px}
 .brand-domain,.header-help{display:none}
 .guide-card{padding:22px}
 .article-layout{gap:35px}
 .resources-grid{gap:18px}
 .resource-card{padding:23px}
}
@media(max-width:960px) and (min-width:761px){
 .hero-grid{grid-template-columns:1fr;padding:30px;gap:24px}
 .hero-copy{position:relative;padding-right:250px;min-height:210px}
 .hero-visual{position:absolute;width:250px;right:-5px;top:10px;margin:0}
 .hero-copy h1{font-size:38px}
 .hero-description{font-size:15px}
 .hero-grid .lookup-card{width:100%}
 .guide-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .quick-links{gap:12px}
 .quick-link{font-size:12px;padding:15px}
 .tool-layout{grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:24px}
}
@media(max-width:760px){
 .container,.header-inner{width:calc(100% - 36px)}
 .site-header{height:auto;min-height:74px}
 .header-inner{flex-wrap:wrap;gap:7px;padding:12px 0}
 .brand strong{font-size:22px}
 .brand-mark{width:31px;height:31px;font-size:27px;border-radius:9px}
 .site-header nav{gap:18px;font-size:12px}
 .site-header nav a{padding:6px 0}
 .home{padding-top:28px}
 .hero-grid{grid-template-columns:1fr;gap:24px;padding:0;background:transparent;border:0;border-radius:0}
 .hero-copy h1{font-size:clamp(30px,8.2vw,36px);line-height:1.3;margin:0 0 12px}
 .hero-description{font-size:14px;line-height:1.8}
 .hero-visual{display:none}
 .lookup-card{border-radius:17px}
 .lookup-card form{padding:23px 20px 20px}
 .lookup-tabs{padding:10px;gap:3px}
 .lookup-tabs a{font-size:12px;padding:10px 2px}
 .input-wrap input{font-size:23px;height:60px;padding-left:46px}
 .input-wrap svg{top:19px;left:15px}
 .field-help{font-size:12px;margin-bottom:19px}
 .form-foot{gap:12px;font-size:10px}
 .connection{font-size:10px;padding:12px 17px}
 .quick-links{grid-template-columns:1fr;gap:0;margin-top:20px;border:1px solid var(--line);border-radius:12px;overflow:hidden}
 .quick-link{border:0;border-radius:0;padding:12px 17px;font-size:13px}
 .quick-link+.quick-link{border-top:1px solid #e8eee3}
 .section{padding-top:37px}
 .section-head{gap:15px;margin-bottom:20px;align-items:center}
 .section-head h2{font-size:23px}
 .section-head>a{font-size:11px;gap:5px}
 .section-head>a svg{width:14px}
 .eyebrow{font-size:11px}
 .guide-grid{grid-template-columns:1fr;gap:13px}
 .guide-card{min-height:0;padding:22px}
 .card-top{margin-bottom:12px}
 .guide-card h3{font-size:18px}
 .guide-card p{font-size:13px;margin-bottom:16px}
 .resources-banner{margin-top:37px;padding:25px;display:block;border-radius:15px}
 .resources-banner h2{font-size:22px}
 .resources-banner p{font-size:13px}
 .resources-banner .light-button{margin-top:20px;padding:12px 18px;font-size:13px}
 .faq-item{padding:18px 0}
 .faq-item summary{font-size:14px}
 .faq-item p{font-size:13px;padding-right:0}
 .home .compact{margin-bottom:35px}
 .site-footer{margin-top:40px}
 .footer-main{display:block;padding-top:28px}
 .footer-main p{font-size:12px}
 .footer-links{margin-top:24px;gap:10px 25px}
 .footer-bottom{display:block;font-size:10px;padding:15px 0}
 .footer-bottom span{display:block;margin-bottom:5px}
 .inner-page{padding-top:28px}
 .page-heading{padding-bottom:25px}
 .page-heading h1{font-size:29px}
 .page-heading p{font-size:14px}
 .guide-toolbar{display:block}
 .guide-search{margin-top:18px;width:100%}
 .article-layout{display:flex;flex-direction:column-reverse;gap:25px}
 .article-sidebar .sticky{position:static}
 .article-sidebar nav,.article-sidebar>.sticky>.eyebrow,.article-sidebar .sticky>.subtle-link{display:none}
 .sidebar-card{margin:0;padding:18px}
 .sidebar-card h3{font-size:15px;margin-bottom:6px}
 .sidebar-card p{font-size:12px;margin:0 0 10px}
 .article-meta{flex-wrap:wrap;gap:8px 18px;font-size:11px}
 .prose{font-size:14px;line-height:2}
 .prose h2{font-size:23px;margin-top:28px}
 .tool-layout{grid-template-columns:1fr;gap:20px}
 .tool-aside{padding:23px}
 .tool-aside h2{font-size:21px}
 .tool-aside p{font-size:13px;margin-bottom:15px}
 .form-grid{gap:12px}
 .form-grid label{font-size:13px}
 #results-items{grid-template-columns:1fr;gap:13px}
 .result-card{padding:22px}
 .result-head h3{font-size:19px}
 .result-badge{font-size:11px}
 .result-details{gap:16px}
 .result-details dt{font-size:11px}
 .result-details dd{font-size:13px}
 .text-button{font-size:11px;padding:8px 10px}
 .resources-grid{grid-template-columns:1fr}
 .resource-card h2{font-size:22px}
 .paper-form{padding:25px 20px}
 .paper-title h2{font-size:23px;margin-bottom:7px}
 .record-row{grid-template-columns:1fr;gap:6px}
 .paper-actions{flex-wrap:wrap;gap:15px}
 .site-map{grid-template-columns:1fr;gap:30px}
 .callout{font-size:12px;padding:15px 17px}
}
@media(max-width:360px){
 .site-header nav{gap:13px;font-size:11px}
 .brand{gap:8px}
 .brand strong{font-size:20px}
 .form-foot{font-size:9px;gap:9px}
 .lookup-tabs a{font-size:11px}
}
@media(prefers-reduced-motion:reduce){
 html{scroll-behavior:auto}
 .guide-card,.primary-button{transition:none}
 .guide-card:hover{transform:none}
}
@media print{
 body{background:#fff;font-size:12px}
 .site-header,.site-footer,.page-heading,.paper-actions,.field-help,#copy-template,#copy-message{display:none!important}
 .container{width:100%;margin:0}
 .inner-page{padding:0}
 .paper-form{border:0;padding:0;max-width:none}
 .paper-title{display:flex;margin-bottom:15px}
 .record-row input{border-bottom:1px solid #bbb;background:transparent}
 .check-row{padding:15px 0}
 a:after{content:none}
}