/* Bilingual website refresh; retain the selected ChatTalk AI brand theme. */
body{font-family:Inter,Pretendard,"Segoe UI",sans-serif}html[lang=ko] body{font-family:Pretendard,Inter,sans-serif}
.refresh-nav{position:relative;z-index:5}.concept-a .refresh-nav .navlinks{gap:20px;font-size:13px}.concept-a .refresh-nav .brand-lockup .brand{width:245px;min-width:245px;height:55px}.concept-a .refresh-nav .brand img{width:148%;left:-27.8%}
.nav-toggle{display:none;border:1px solid #3b5365;border-radius:9px;background:#182837;color:#d7eaf7;padding:9px 13px}.nav-toggle span{margin-left:8px}.concept-a .refresh-nav .language-switch{gap:8px;padding-left:15px;margin-left:0}.concept-a .refresh-nav .button.small{padding:10px 16px;white-space:nowrap}.refresh-nav a[aria-current]{color:#92dbff;font-weight:700}
.page-heading{padding:70px 0 35px;max-width:1380px}.page-heading h1{font-size:clamp(36px,5vw,64px);line-height:1.12;max-width:20ch;letter-spacing:-.045em;margin-bottom:23px}.page-heading>p{max-width:780px;font-size:18px;line-height:1.8;color:#a4bbcc}.refresh-section{padding:65px 0;border-top:1px solid #253c4d}.refresh-section.compact{padding:45px 0}.section-heading{max-width:820px;margin-bottom:32px}.section-heading h2{white-space:pre-line;max-width:26ch;margin-bottom:18px}.section-heading p{max-width:720px;color:#a6bbca;font-size:16px}.concept-a .a-hero{padding-bottom:55px}.concept-a .a-hero .fine{max-width:46em}
.flow-map{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin:30px 0}.flow-map>div{position:relative;border:1px solid #365568;background:linear-gradient(145deg,#1b3445,#13212d);border-radius:18px;padding:24px;min-width:0}.flow-map>div:not(:last-child)::after{content:'→';position:absolute;right:-16px;top:45%;z-index:1;background:#101b25;color:#77caff;border-radius:20px;padding:0 3px}.flow-map span{display:block;color:#80cbf7;font-size:12px;letter-spacing:.12em;margin-bottom:17px}.flow-map strong{font-size:23px;letter-spacing:-.03em}.flow-map p{margin-top:7px;color:#a8becd;font-size:14px}.provider-links{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}.provider-link{border:1px solid #395367;border-radius:25px;padding:8px 15px;font-size:13px;color:#d0e7f6}.provider-link:hover{background:#1b364a}.hi-definition{color:#b3cada!important;padding:10px 0 50px!important;max-width:920px;text-align:center;font-size:15px}
.companion-section{display:grid;grid-template-columns:1fr 1fr;gap:42px;align-items:center;border:1px solid #355168;border-radius:24px;background:radial-gradient(ellipse at 90% 40%,#204b6555,transparent 70%),#15232e;padding:45px!important;margin-top:35px!important;margin-bottom:65px!important}.companion-section h2{margin-bottom:20px}.companion-section p{color:#adc2d0;max-width:540px;margin-bottom:25px}.acc-visual{display:flex;align-items:center;justify-content:center;gap:14px;min-height:230px}.orb{width:65px;height:65px;flex:0 0 65px;display:grid;place-items:center;border-radius:50%;font-size:22px;font-weight:750}.orb.human{background:#ede8df;color:#193448}.orb.ai{background:#80ceff;color:#113752}.orbit-line{color:#6ab2df;font-size:24px}.acc-core{display:flex;flex-direction:column;align-items:center;justify-content:center;width:150px;height:150px;border:1px solid #79c7ff;border-radius:32px;background:#164564;box-shadow:0 0 50px #2f88d02a}.acc-core strong{font-size:44px;letter-spacing:-.03em}.acc-core span{font-size:11px;color:#b2d6ef}.concept-section figure{margin:0}.concept-section figure img{display:block;width:100%;border:1px solid #486071;border-radius:18px}.concept-section figcaption{color:#9db8cc;font-size:13px;margin-top:14px}
.resource-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.resource-card{display:block;padding:28px;border:1px solid #324b60;border-radius:16px;background:#162735;transition:background .15s,min-height .15s;min-width:0}.resource-card:hover{background:#203b4e}.resource-card>span{display:block;color:#8dd1fb;font-size:28px;margin-bottom:17px}.resource-card h3{font-size:21px;margin-bottom:10px}.resource-card p{font-size:14px;color:#adbfcd}.guide-steps{list-style:none;margin:25px 0 0;padding:0;display:grid;gap:0}.guide-steps>li{display:grid;grid-template-columns:52px minmax(0,1fr);gap:20px;padding:26px 0;border-bottom:1px solid #2d4557}.step-number{width:44px;height:44px;display:grid;place-items:center;border-radius:12px;background:#214b66;color:#a1dcff;font-size:15px;font-weight:700}.guide-steps h3{margin-bottom:12px}.guide-steps p{max-width:900px;color:#b3c6d4;line-height:1.9;font-size:15px}.guide-steps p+p{margin-top:8px}.guide-steps pre{padding:18px;border:1px solid #3d5365;border-radius:10px;background:#0b1520;overflow:auto;max-width:100%;margin:15px 0 0;white-space:pre-wrap;overflow-wrap:anywhere;font-size:13px;line-height:1.65}.guide-note{padding:25px 30px!important;background:#162836;border-left:3px solid #75c7f7;border-radius:0 12px 12px 0;margin-top:25px!important;margin-bottom:25px!important}.guide-note p{color:#aac3d4;font-size:14px;line-height:1.8}.guide-note p+p{margin-top:12px}.provider-content{padding-bottom:70px}.status-tag{display:inline-block;border:1px solid #45647d;background:#172f43;color:#9bd6fc;padding:6px 13px;border-radius:20px;font-size:12px;line-height:1.6;margin-bottom:12px}.source-links{margin:30px 0;display:flex;flex-direction:column;gap:9px}.source-links a{font-size:14px;color:#8bd2ff;text-decoration:underline;text-underline-offset:4px}.source-links h3{margin-bottom:4px}.faq-list{margin:26px 0 0}.faq-list details{background:#132532;border:1px solid #314b5e;border-radius:12px;margin-bottom:12px;padding:0 23px}.faq-list summary{display:flex;align-items:center;justify-content:space-between;gap:15px;list-style:none;cursor:pointer;padding:20px 0;font-size:16px;font-weight:600;color:#e6f2fb}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{color:#86cfff;font-size:22px;flex-shrink:0}.faq-list details[open] summary span{transform:rotate(45deg)}.faq-list details p{color:#b4c8d6;margin:0 0 22px;font-size:15px}.ai-guide-download{padding:35px!important;border:1px solid #43647b;border-radius:20px;margin-top:35px!important;margin-bottom:60px!important;background:#193248}.ai-guide-download h2{font-size:28px;margin-bottom:15px}.ai-guide-download p{color:#b1cada}.ai-guide-download .actions{margin-top:23px}.copy-status{display:block;min-height:22px;color:#a3e6d5;font-size:13px;margin-top:10px}.copy-status:empty{display:none}
.explain-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:35px}.explain-card{border:1px solid #304c61;border-radius:16px;padding:26px;background:#152837;min-width:0}.explain-card>span{font-size:12px;color:#83ccfb;display:block;margin-bottom:16px}.explain-card h3{margin-bottom:13px}.explain-card p{color:#afc4d3;font-size:14px}.diagram-caption{font-size:12px!important;color:#8eaabf!important;margin-top:10px}.download-block{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:30px;border:1px solid #44647b;border-radius:20px;background:#193144;padding:36px!important;margin-bottom:35px!important}.download-block>div:first-child{flex:1 1 500px;min-width:0}.download-block h2{margin:5px 0 14px}.download-block p{max-width:750px;color:#b5cbd9}.download-block button:disabled{opacity:.65;background:#223747;color:#bad0de;border:1px solid #557083;cursor:not-allowed}.file-facts{display:flex;gap:35px;margin:20px 0 0;flex-wrap:wrap}.file-facts dt{font-size:12px;color:#94b1c7}.file-facts dd{margin:4px 0 0;font-size:14px}.checksum{flex:1 0 100%;border-top:1px solid #3b566b;padding-top:20px;min-width:0}.checksum strong{display:block;font-size:11px;letter-spacing:.12em;color:#a3c7df}.checksum code{display:block;font-size:12px;color:#bed5e5;overflow-wrap:anywhere;word-break:break-all;margin-top:8px}.release-note{padding:25px 0 55px}.text-link{color:#91d5ff;text-decoration:underline;text-underline-offset:5px}.refresh-contact{border-top:1px solid #2a4355;padding:55px 0;display:grid;grid-template-columns:1fr 1fr;gap:40px}.kaiepa-wordmark{display:inline-block;font-size:clamp(38px,5vw,58px);font-weight:750;letter-spacing:-.03em;color:#e8f3fb;line-height:1.2}.kaiepa-wordmark span{font-size:.5em;color:#85ceff}.refresh-contact p{font-size:14px;color:#a8bfce;margin-top:12px}.refresh-contact address{font-style:normal;display:flex;flex-direction:column;align-items:flex-start;gap:5px;justify-content:center;font-size:15px;color:#cce0ee}.refresh-footer{border-top:1px solid #223c4e;padding:22px 0 35px;display:flex;justify-content:space-between;gap:20px;color:#93aabb;font-size:12px}.refresh-footer>div{display:flex;gap:18px;flex-wrap:wrap}.article-body{max-width:900px;padding:30px 0 70px}.bullet-list{list-style:disc;padding-left:22px;color:#b6cbd9;display:grid;gap:14px;margin:25px 0}.new-update{padding:45px 0;border-bottom:1px solid #344b5c}.new-update h2{font-size:28px;margin:8px 0 12px}.new-update p{color:#b5c9d6}
@media(max-width:1100px){.concept-a .refresh-nav .navlinks{gap:13px;font-size:12px}.concept-a .refresh-nav .brand-lockup .brand{min-width:210px;width:210px}.concept-a .refresh-nav .language-switch{padding-left:10px}.companion-section{gap:20px;padding:30px!important}.acc-visual{gap:8px}.acc-core{width:120px;height:120px}.orb{width:50px;height:50px;flex-basis:50px}.resource-grid,.explain-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:900px){.nav-toggle{display:block}.concept-a .refresh-nav .navlinks{display:none;position:absolute;left:0;right:0;top:94px;padding:22px;background:#152a3b;border:1px solid #3e5971;border-radius:13px;align-items:stretch;flex-direction:column;font-size:15px;gap:16px}.concept-a .refresh-nav .navlinks.is-open{display:flex}.concept-a .refresh-nav .language-switch{margin:4px 0 0;padding:10px 0 0;border-left:0;border-top:1px solid #365069;justify-content:flex-start}.concept-a .refresh-nav .button.small{text-align:center}.flow-map{grid-template-columns:repeat(2,minmax(0,1fr))}.flow-map>div:nth-child(2)::after{display:none}.companion-section{grid-template-columns:1fr}.acc-visual{min-height:180px}.refresh-contact{gap:30px}.page-heading{padding-top:45px}.concept-a .a-hero h1{max-width:18ch}}
@media(max-width:600px){.concept-a .wrap,.concept-a .a-hero{width:calc(100% - 36px)}.concept-a .refresh-nav{padding:15px 0;gap:10px}.concept-a .refresh-nav .brand-lockup .brand{min-width:195px;width:195px;height:48px}.concept-a .refresh-nav .navlinks{top:79px}.concept-a .a-hero{padding-top:38px;gap:28px}.concept-a .a-hero h1{font-size:39px}html[lang=ko] .concept-a .a-hero h1{font-size:38px}.page-heading h1{font-size:36px;line-height:1.23}.page-heading>p{font-size:16px}.refresh-section{padding:40px 0}.flow-map{gap:14px}.flow-map>div{padding:20px 16px}.flow-map strong{font-size:20px}.flow-map p{font-size:13px}.resource-grid,.explain-grid{grid-template-columns:1fr}.resource-card{padding:24px}.companion-section{padding:26px!important;margin-top:20px!important;margin-bottom:35px!important}.companion-section h2{font-size:30px}.acc-visual{gap:8px}.acc-core{width:110px;height:110px;border-radius:25px}.acc-core strong{font-size:35px}.acc-core span{font-size:9px}.orbit-line{font-size:18px}.orb{width:45px;height:45px;flex-basis:45px;font-size:18px}.guide-steps>li{grid-template-columns:38px minmax(0,1fr);gap:14px}.step-number{width:35px;height:35px;border-radius:9px;font-size:12px}.guide-steps h3{font-size:20px}.guide-steps p{font-size:14px}.guide-note{padding:20px!important}.download-block{padding:24px!important;gap:20px}.download-block>div:first-child{flex-basis:100%}.download-block>.button{width:100%;text-align:center}.ai-guide-download{padding:24px!important}.ai-guide-download .actions{align-items:stretch;flex-direction:column}.ai-guide-download .button{text-align:center}.refresh-contact{grid-template-columns:1fr;padding:35px 0;gap:25px}.refresh-footer{flex-direction:column;gap:13px}.hi-definition{text-align:left;padding-bottom:30px!important}.concept-section figcaption{font-size:12px}.faq-list details{padding:0 18px}.faq-list summary{font-size:15px}.bullet-list{font-size:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
/* Keep the opposite-language control beside the logo on every viewport. */
/* Manual v1.1 web edition: compact navigation, readable steps and bounded tables. */
.manual-top{padding-bottom:42px}.manual-top .actions{margin:10px 0 30px}.manual-five{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;padding:0;list-style:none;margin:0}.manual-five li{min-width:0}.manual-five a{display:flex;flex-direction:column;gap:17px;min-height:112px;padding:20px;border:1px solid #37556c;border-radius:14px;background:linear-gradient(135deg,#203e53,#142532)}.manual-five a:hover{border-color:#8ad6ff;background:#23475e}.manual-five span{font-size:12px;letter-spacing:.1em;color:#86d2ff}.manual-five strong{font-size:18px;line-height:1.4}.manual-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:54px;align-items:start;padding:15px 0 75px}.manual-toc{position:sticky;top:25px;padding:20px 0}.manual-toc nav{display:flex;flex-direction:column;gap:5px}.manual-toc nav>strong{font-size:11px;letter-spacing:.12em;color:#8fb1c8;margin-bottom:17px}.manual-toc a{display:flex;gap:12px;padding:11px 12px;border-radius:8px;color:#c4d9e8;font-size:14px}.manual-toc a:hover{background:#1b3446;color:#91d9ff}.manual-toc a span{font-size:11px;color:#7ab9e0;padding-top:3px}.manual-toc p{font-size:12px;line-height:1.8;color:#92afc3;margin:25px 12px}.manual-content{min-width:0;color:#b8cbd9;line-height:1.85;font-size:15px}.manual-part{border-top:1px solid #334e62;padding:38px 0 15px;scroll-margin-top:20px}.manual-part>h2{font-size:34px;letter-spacing:-.035em;line-height:1.25;color:#f0f6fc;margin:10px 0 28px}.manual-content h3{font-size:23px;letter-spacing:-.025em;line-height:1.45;color:#e4f1fb;margin:35px 0 17px;scroll-margin-top:25px}.manual-content p{margin:15px 0}.manual-content strong{color:#e2eff9;font-weight:650}.manual-content ol,.manual-content ul{padding-left:24px;margin:18px 0}.manual-content li{padding-left:3px;margin:9px 0}.manual-content li>ul{margin:5px 0}.manual-content a:not(.button){color:#8fd4fc;text-decoration:underline;text-underline-offset:4px;overflow-wrap:anywhere}.manual-content code{font-family:Consolas,monospace;color:#b2e2ff;font-size:.88em;overflow-wrap:anywhere}.manual-content pre{margin:24px 0;padding:22px;border:1px solid #3b5a70;border-radius:12px;background:#0a1520;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.75;font-size:13px;max-width:100%}.manual-content blockquote{margin:20px 0;border-left:3px solid #80c9f5;background:#172e40;padding:8px 20px;border-radius:0 10px 10px 0}.manual-table{width:100%;max-width:100%;overflow:auto;border:1px solid #34536b;border-radius:12px;margin:22px 0 28px;scrollbar-color:#527f9b #142738}.manual-table:focus-visible{outline:2px solid #8ed9ff;outline-offset:4px}.manual-table table{width:100%;border-collapse:collapse;min-width:620px;font-size:13px;table-layout:fixed}.manual-table th{background:#203b4f;color:#dfedf7;font-weight:650;text-align:left;padding:16px}.manual-table td{vertical-align:top;padding:17px 16px;border-top:1px solid #2e4b60;overflow-wrap:anywhere;background:#152936;line-height:1.8}.manual-table tr:nth-child(even) td{background:#172c3c}.manual-table td:first-child{color:#dfedf7}.manual-table code{font-size:12px}.manual-ai-card{margin:10px 0 22px!important;padding:25px!important}.manual-ai-card h3{margin-top:12px;font-size:25px}.manual-ai-card .actions{gap:10px}.manual-ai-card .button{font-size:13px;line-height:1.5}.manual-ai-details{border:1px solid #36556a;border-radius:12px;background:#132430;padding:0 22px}.manual-ai-details>summary{padding:19px 0;cursor:pointer;color:#cbe6f6;font-weight:600}.manual-ai-details>div{border-top:1px solid #2e4b60;padding:0 0 15px}.acc-manual-scope{padding:15px 0 60px}.manual-content .guide-note h3{margin:5px 0 12px}.manual-content .actions{margin:25px 0}.manual-content .button{color:#d3eafb;text-decoration:none;overflow-wrap:normal}.manual-content .button.primary{color:#092036}.manual-content .eyebrow{color:#77c9fa}
@media(max-width:1050px){.manual-layout{grid-template-columns:180px minmax(0,1fr);gap:28px}.manual-five strong{font-size:16px}.manual-five a{padding:17px;min-height:105px}}
@media(max-width:780px){.manual-layout{display:block;padding-top:0}.manual-toc{position:static;margin-bottom:25px;border-top:1px solid #314a5d;border-bottom:1px solid #314a5d;padding:18px 0}.manual-toc nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:3px 10px}.manual-toc nav>strong{grid-column:1/-1;margin-bottom:9px}.manual-toc a{font-size:13px;padding:8px 0}.manual-toc p{margin:12px 0 0}.manual-five{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.manual-five a{min-height:92px;padding:15px}.manual-five strong{font-size:16px}.manual-part{padding-top:30px}.manual-part>h2{font-size:30px}.manual-content h3{font-size:21px}.manual-table table{min-width:580px}.manual-top{padding-bottom:25px}}
@media(max-width:420px){.manual-five{grid-template-columns:repeat(2,minmax(0,1fr))}.manual-five li:last-child{grid-column:1/-1}.manual-five li:last-child a{min-height:66px;flex-direction:row;align-items:center}.manual-content{font-size:14px}.manual-part>h2{font-size:27px}.manual-content h3{font-size:20px}.manual-content pre{padding:16px;font-size:12px}.manual-ai-details{padding:0 15px}.manual-ai-card{padding:20px!important}.manual-content .actions{align-items:stretch;flex-direction:column}.manual-content .actions .button{text-align:center}.manual-table table{min-width:540px}}
.refresh-nav{display:flex;flex-wrap:nowrap;gap:24px}.refresh-nav .navlinks{margin-left:auto}.header-tools{display:flex;align-items:center;gap:8px;flex:0 0 auto}.language-toggle{display:inline-flex;align-items:center;justify-content:center;min-width:42px;height:40px;border:1px solid #49667c;border-radius:9px;color:#d6edfc;font-size:12px;font-weight:700;letter-spacing:.04em}.language-toggle:hover{background:#25475e}.language-toggle:focus-visible{outline:2px solid #91d8ff;outline-offset:4px}.header-tools .nav-toggle{width:40px;height:40px;padding:0}.header-tools .nav-toggle span{margin:0}.install-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:25px}.install-path{min-width:0;border:1px solid #38576d;border-radius:18px;background:#152a39;padding:28px}.install-path>h3{font-size:25px;color:#d9effd}.install-path .guide-steps>li{grid-template-columns:36px minmax(0,1fr);gap:14px;padding:23px 0}.install-path .step-number{width:34px;height:34px}.install-path .guide-steps h3{font-size:19px}.file-name{font-size:12px!important;overflow-wrap:anywhere;margin-top:20px!important}.file-facts dd{overflow-wrap:anywhere}
@media(max-width:900px){.refresh-nav .header-tools{margin-left:auto}.install-options{grid-template-columns:1fr}}
@media(max-width:600px){.concept-a .refresh-nav .brand-lockup .brand{min-width:0;width:clamp(140px,42vw,195px)}.install-path{padding:22px}.install-path>h3{font-size:23px}}
@media(max-width:380px){.companion-section{grid-template-columns:minmax(0,1fr)}.companion-section>div{min-width:0}.acc-visual{width:100%;gap:6px;min-width:0}.acc-visual .orb{width:36px;height:36px;flex:0 0 36px;font-size:15px}.acc-visual .acc-core{width:88px;height:88px;flex:0 0 88px;border-radius:20px}.acc-visual .acc-core strong{font-size:28px}.acc-visual .acc-core span{font-size:8px}.acc-visual .orbit-line{font-size:14px;flex:0 0 12px}}