@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;600;700;800;900&display=swap');
:root{--navy:#14274b;--blue:#245cec;--ink:#17243b;--muted:#617087;--line:#dfe5ee;--paper:#f5f7fb;--pale:#edf3ff;--white:#fff;--radius:20px;font-family:'Noto Sans KR',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;font-size:16px;line-height:1.65}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:default;opacity:.45}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #ffbd57;outline-offset:4px}h1,h2,h3,p{margin-top:0}h1,h2,h3{word-break:keep-all;line-height:1.35;letter-spacing:-.045em}h1{font-size:clamp(2.1rem,4vw,3.6rem);font-weight:800;margin-bottom:20px}h2{font-size:1.8rem;font-weight:800}h3{font-size:1.2rem}p{word-break:keep-all}svg{flex-shrink:0}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.skip{position:fixed;top:-100px;left:20px;z-index:99;background:#fff;padding:12px}.skip:focus{top:10px}.header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.header-inner{max-width:1320px;margin:auto;height:86px;padding:0 40px;display:flex;align-items:center;gap:36px}.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:-.03em;white-space:nowrap;line-height:1.35}.brand small{display:block;font-size:10px;letter-spacing:.21em;font-weight:700;margin-top:4px;color:var(--muted)}.brand-mark{background:var(--navy);height:38px;width:38px;display:flex;align-items:end;gap:3px;padding:9px;border-radius:11px}.brand-mark i{width:5px;background:#96c8ff;height:9px}.brand-mark i:nth-child(2){height:14px}.brand-mark i:nth-child(3){height:20px}.header nav{display:flex;gap:28px;margin-left:auto;font-size:14px;font-weight:600}.header nav a{padding:30px 0;position:relative}.header nav a.active{color:var(--blue)}.header nav a.active:after{content:'';position:absolute;bottom:0;left:0;right:0;height:3px;background:var(--blue)}.btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;border:1px solid var(--line);background:#fff;padding:13px 20px;border-radius:10px;font-weight:700;min-height:48px;line-height:1.5}.btn-small{padding:10px 15px;font-size:14px;min-height:44px}.btn-dark{background:var(--navy);color:#fff;border-color:var(--navy)}.btn-blue{background:var(--blue);color:#fff;border-color:var(--blue)}.btn:hover{filter:brightness(.96)}.icon-btn{background:#fff;border:1px solid var(--line);border-radius:10px;width:44px;height:44px;font-size:20px;display:none}.mobile-nav{padding:12px 24px;border-top:1px solid var(--line)}.mobile-nav a{display:block;padding:12px}.container{max-width:1240px;margin:0 auto;padding:0 40px}.home-intro{display:grid;grid-template-columns:1fr 390px;gap:50px;padding:56px 0 40px;align-items:center}.eyebrow{font-size:12px;font-weight:800;letter-spacing:.17em;color:var(--blue);margin-bottom:15px;display:flex;align-items:center;gap:10px}.eyebrow:before{content:'';height:2px;width:20px;background:currentColor}.home-intro p.lead{font-size:17px;color:var(--muted);line-height:1.9;margin-bottom:24px}.hero-actions{display:flex;gap:10px;flex-wrap:wrap}.intro-note{margin-top:18px;font-size:13px;color:var(--muted)}.intro-panel{background:var(--navy);color:#fff;border-radius:24px;padding:28px 30px;position:relative;overflow:hidden}.intro-panel .eyebrow{color:#9bbcff;margin-bottom:20px}.intro-panel h2{font-size:1.55rem;margin-bottom:24px}.start-path{display:flex;align-items:center;position:relative;justify-content:space-between;margin:20px 0 25px}.start-path:before{content:'';position:absolute;left:5%;right:5%;height:1px;top:18px;background:#53617b}.path-node{position:relative;text-align:center;font-size:12px;color:#c6d0e0}.path-node b{display:grid;place-items:center;height:35px;width:35px;border:1px solid #53617b;border-radius:50%;background:var(--navy);margin:0 auto 9px;color:#fff}.path-node:first-child b{background:#d5e6ff;border-color:#d5e6ff;color:var(--navy)}.panel-link{display:block;background:#ffffff0c;border:1px solid #ffffff20;border-radius:10px;padding:13px 16px;font-size:14px}.panel-link strong{display:block}.panel-link span{font-size:12px;color:#c6d0e0}.section-line{display:flex;align-items:end;justify-content:space-between;margin:5px 0 20px;gap:20px}.section-line h2{margin:0;font-size:1.55rem}.section-line p{margin:0;color:var(--muted);font-size:14px}.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.guide-card{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:transform .2s,box-shadow .2s,border-color .2s;position:relative;min-height:232px}.guide-card:hover{transform:translateY(-3px);box-shadow:0 12px 30px #14274b0b;border-color:#b1c6f2}.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:23px}.card-icon{display:grid;place-items:center;background:var(--pale);color:var(--blue);width:43px;height:43px;border-radius:12px}.card-code{font-size:12px;color:#768398;font-weight:700;letter-spacing:.1em}.guide-card h3{margin:0 0 9px}.guide-card p{color:var(--muted);font-size:14px;margin-bottom:20px;line-height:1.75}.card-meta{display:flex;gap:9px;font-size:12px;color:var(--muted);align-items:center}.tag{display:inline-flex;padding:3px 8px;border-radius:5px;background:#f1f4f9;color:#54647c;font-size:12px;font-weight:500}.support-strip{margin:32px 0 48px;border:1px solid #cfdcf3;background:#edf3ff;display:flex;align-items:center;padding:23px 28px;border-radius:16px;gap:20px}.support-strip .support-icon{color:var(--blue)}.support-strip h3{margin-bottom:5px;font-size:1rem}.support-strip p{font-size:14px;color:var(--muted);margin:0}.support-strip .btn{margin-left:auto;flex-shrink:0}.compact-links{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:22px}.compact-link{background:#fff;padding:20px 24px;border:1px solid var(--line);border-radius:16px;display:flex;gap:15px;align-items:center}.compact-link span{display:block;font-size:13px;color:var(--muted);margin-top:4px}.compact-link strong{font-size:15px}.compact-link svg{color:var(--muted)}.breadcrumb{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:13px;padding:26px 0}.breadcrumb a{text-decoration:underline;text-underline-offset:3px}.guide-layout{display:grid;grid-template-columns:232px minmax(0,1fr);gap:40px;padding-bottom:60px}.sidebar{position:sticky;top:112px;align-self:start}.sidebar-label{font-size:12px;font-weight:700;color:var(--muted);letter-spacing:.06em;margin-bottom:12px}.sidebar a{display:flex;align-items:center;gap:10px;padding:11px 12px;font-size:14px;border-radius:8px;margin:3px 0}.sidebar a.active{background:#e7efff;color:var(--blue);font-weight:700}.side-number{font-size:12px;font-weight:700;color:#7b899e;width:23px}.sidebar a.active .side-number{color:var(--blue)}.side-help{margin-top:26px;border-top:1px solid var(--line);padding-top:21px}.side-help p{font-size:13px;color:var(--muted);padding-left:12px;margin-bottom:8px}.side-help a{font-weight:700}.article-header h1{font-size:2.45rem;margin:6px 0 15px}.article-header .lead{color:var(--muted);margin-bottom:20px;max-width:650px}.article-header .eyebrow{margin:0;font-size:11px}.article-meta{display:flex;flex-wrap:wrap;gap:8px;margin:19px 0 24px}.notice{padding:17px 20px;border-radius:12px;background:#eaf1ff;border:1px solid #d6e3fc;font-size:14px;line-height:1.9;margin-bottom:23px}.notice strong{display:block;color:var(--navy);margin-bottom:5px}.notice.warning{background:#fff7e8;border-color:#eadab9;color:#72501c}.notice p:last-child{margin-bottom:0}.prep{border:1px solid var(--line);border-radius:16px;background:#fff;margin:22px 0;padding:22px 25px}.prep h2{font-size:1rem;letter-spacing:-.02em;margin-bottom:14px}.prep-list{display:flex;gap:12px 24px;flex-wrap:wrap;list-style:none;margin:0;padding:0}.prep-list li{font-size:14px;color:#53627b;display:flex;gap:8px;align-items:baseline}.prep-list li:before{content:'✓';font-weight:800;color:var(--blue)}.step-nav{display:flex;gap:8px;margin:24px 0 18px;overflow:auto;padding:3px 2px 8px;scrollbar-width:thin}.step-dot{border:1px solid var(--line);background:#fff;min-height:44px;min-width:44px;border-radius:9px;color:var(--muted);font-weight:700;font-size:14px}.step-dot.active{background:var(--navy);color:#fff;border-color:var(--navy)}.step-card{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden}.step-body{padding:28px 30px 22px}.step-kicker{color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.08em;margin-bottom:10px}.step-body h2{font-size:1.55rem;margin-bottom:15px}.step-instructions{padding-left:20px;margin:0 0 15px}.step-instructions li{padding-left:3px;margin:9px 0;line-height:1.85;word-break:keep-all}.step-tip{padding:14px 16px;background:#f4f7fc;border-radius:10px;font-size:14px;color:#52647e;margin-top:18px;line-height:1.9}.screenshot-area{background:#edf0f5;border-top:1px solid var(--line);padding:24px 28px 18px;text-align:center}.screenshot-button{display:block;border:0;background:transparent;padding:0;width:100%;cursor:zoom-in}.screenshot-button img{display:block;max-width:100%;max-height:630px;width:auto;height:auto;margin:auto;box-shadow:0 4px 20px #14274b0d;background:#fff;border-radius:6px}.screen-label{display:flex;justify-content:space-between;gap:15px;text-align:left;margin-top:16px;font-size:12px;color:#617087}.screen-label span:last-child{flex-shrink:0;color:var(--blue);font-weight:700}.step-controls{display:flex;gap:12px;justify-content:space-between;align-items:center;padding:19px 24px;border-top:1px solid var(--line);background:#fff}.step-counter{font-size:13px;color:var(--muted)}.completion{background:#fff;padding:26px;border:1px solid var(--line);border-radius:16px;margin-top:25px}.completion h2{font-size:1.1rem;margin-bottom:10px}.completion p{font-size:14px;color:var(--muted)}.completion .btn{margin:5px 6px 0 0}.under-guide{display:flex;justify-content:space-between;gap:20px;margin-top:25px;font-size:13px;color:var(--muted)}.under-guide a{text-decoration:underline}.mobile-guide-select{display:none}.device-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0}.device-tabs a{padding:9px 15px;background:#fff;border:1px solid var(--line);border-radius:9px;font-size:14px}.device-tabs a.active{background:var(--navy);color:#fff;border-color:var(--navy)}.page-head{padding:50px 0 25px}.page-head h1{font-size:2.5rem}.page-head p{color:var(--muted)}.faq-layout{max-width:860px;margin:auto;padding-bottom:55px}.faq-group h2{font-size:1.2rem;margin:35px 0 15px}.faq-group details{background:#fff;border:1px solid var(--line);border-radius:12px;margin:10px 0}.faq-group summary{padding:21px 24px;font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:18px}.faq-group summary:after{content:'+';font-size:20px;color:var(--muted);line-height:1.1}.faq-group details[open] summary:after{content:'−'}.faq-answer{padding:0 24px 22px;color:#52627b;font-size:15px;line-height:1.9}.faq-answer a{color:var(--blue);text-decoration:underline}.faq-answer p:last-child{margin-bottom:0}.download-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:20px 0 30px}.download-card{background:#fff;padding:27px;border-radius:18px;border:1px solid var(--line)}.download-card h2{font-size:1.25rem;margin:20px 0 10px}.download-card p{font-size:14px;color:var(--muted);min-height:74px}.download-card .btn{width:100%;margin-top:7px}.text-section{background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px;margin:24px 0 48px}.text-section h2{font-size:1.3rem}.text-section li{margin:10px 0}.text-section p{color:var(--muted);font-size:14px}footer{background:#fff;border-top:1px solid var(--line)}.footer-inner{max-width:1240px;margin:auto;padding:32px 40px;display:flex;gap:35px;align-items:center}.footer-inner strong{font-size:14px}.footer-inner p{font-size:11px;color:var(--muted);margin:5px 0 0}.footer-note{font-size:12px;line-height:1.85;color:#738096;flex:1}.footer-inner>a{font-size:13px;font-weight:600;white-space:nowrap}dialog{padding:0;border:0;border-radius:16px;max-width:min(1100px,94vw);width:fit-content;max-height:94dvh;background:#fff;box-shadow:0 10px 80px #0005}dialog::backdrop{background:#101e34c9;backdrop-filter:blur(3px)}.dialog-head{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;gap:30px;border-bottom:1px solid var(--line);position:sticky;top:0;background:#fff;z-index:1}.dialog-head strong{font-size:14px}.dialog-scroll{overflow:auto;max-height:calc(94dvh - 74px);padding:20px;background:#e7edf5}.dialog-scroll img{display:block;width:auto;max-width:100%;height:auto;margin:auto}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--navy);color:#fff;border-radius:12px;padding:12px 20px;font-size:14px;z-index:50;display:none}.loading-shell{max-width:1240px;margin:auto;padding:60px 40px}.not-found{padding:70px 0}.source-note{font-size:12px;color:var(--muted);margin:0 0 20px}.section-space{padding-bottom:36px}
@media(min-width:1400px){.container{max-width:1320px}.guide-layout{grid-template-columns:244px minmax(0,1fr);gap:55px}}
@media(max-width:1050px){.header-inner{gap:20px;padding:0 24px}.header nav{gap:20px}.header-join{display:none}.container{padding:0 24px}.home-intro{grid-template-columns:1fr 330px;gap:30px}.guide-layout{grid-template-columns:190px minmax(0,1fr);gap:24px}.sidebar a{font-size:13px;padding:10px 7px}.guide-card{padding:20px}.footer-inner{padding:30px 24px;gap:25px}}
@media(max-width:760px){.header-inner{height:72px;padding:0 20px}.brand{font-size:15px}.brand small{font-size:9px}.header nav{display:none}.icon-btn{display:block;margin-left:auto}.container{padding:0 20px}.home-intro{display:block;padding:35px 0 29px}.home-intro h1{font-size:2.15rem;line-height:1.35}.home-intro p.lead{font-size:15px}.intro-panel{margin-top:27px;padding:21px 23px}.intro-panel .eyebrow{margin-bottom:10px}.intro-panel h2{font-size:1.2rem;margin-bottom:16px}.start-path{margin:12px 0 18px}.panel-link{display:none}.intro-note{font-size:12px}.section-line{display:block;margin-bottom:16px}.section-line h2{font-size:1.4rem}.section-line p{font-size:13px;margin-top:6px}.guide-grid{grid-template-columns:1fr 1fr;gap:12px}.guide-card{padding:18px;min-height:233px;border-radius:16px}.card-top{margin-bottom:19px}.guide-card h3{font-size:1.02rem}.guide-card p{font-size:13px;margin-bottom:14px}.card-code{font-size:10px}.card-icon{width:36px;height:36px;border-radius:10px}.card-icon svg{width:19px}.card-meta{gap:5px;flex-wrap:wrap}.compact-links{grid-template-columns:1fr;gap:12px}.compact-link{padding:18px}.support-strip{margin:25px 0 35px;padding:20px;flex-wrap:wrap;gap:12px}.support-strip .support-icon{display:none}.support-strip .btn{margin-left:0;width:100%;margin-top:5px}.support-strip p{font-size:13px}.breadcrumb{padding:19px 0;font-size:12px}.guide-layout{display:block;padding-bottom:35px}.sidebar{display:none}.mobile-guide-select{display:block;margin-bottom:23px;width:100%;padding:11px 12px;background:#fff;border:1px solid var(--line);border-radius:9px;color:var(--ink);font-size:14px;min-height:46px}.article-header h1{font-size:1.9rem}.article-header .lead{font-size:15px}.prep{padding:19px}.prep-list{display:block}.prep-list li{margin:8px 0;font-size:13px}.notice{padding:15px 17px;font-size:13px}.step-body{padding:24px 20px 19px}.step-body h2{font-size:1.3rem}.step-instructions{font-size:15px;padding-left:18px}.step-tip{font-size:13px}.screenshot-area{padding:17px 13px 15px}.screen-label{font-size:11px;display:block;margin:13px 3px 0}.screen-label span{display:block;margin-top:5px}.step-card{border-radius:16px}.step-controls{padding:16px 17px;gap:7px}.step-controls .btn{font-size:14px;padding:11px 16px}.step-counter{font-size:12px}.completion{padding:21px}.under-guide{display:block;line-height:2}.under-guide a{display:block}.footer-inner{display:block;padding:28px 20px}.footer-note{margin:18px 0;font-size:11px}.page-head{padding:32px 0 15px}.page-head h1{font-size:2rem}.page-head p{font-size:15px}.faq-group summary{padding:18px;font-size:14px}.faq-answer{padding:0 18px 20px;font-size:14px}.download-grid{grid-template-columns:1fr;gap:15px}.download-card{padding:23px}.download-card p{min-height:auto}.text-section{padding:22px}.text-section li{font-size:15px}.dialog-head{padding:12px 15px}.dialog-scroll{padding:5px}.dialog-head strong{font-size:12px}.hero-actions .btn{font-size:14px}.step-nav{margin-top:20px}.source-note{font-size:11px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
.dialog-actions{display:flex;gap:8px;flex-shrink:0}.step-picker{margin:23px 0 8px}.step-picker label{display:block;font-size:14px;color:var(--muted);margin-bottom:9px}.step-picker select{width:100%;max-width:100%;min-height:48px;border:1px solid var(--line);border-radius:10px;padding:11px 12px;background:#fff;color:var(--ink);font-size:14px}.dialog-scroll{overscroll-behavior:contain}.text-section .btn{margin:5px 6px 5px 0}
@media(max-width:760px){.step-instructions{font-size:1rem}.article-header .lead,.home-intro p.lead,.page-head p{font-size:1rem}.faq-answer{font-size:1rem}.dialog-head{gap:12px;align-items:flex-start}.dialog-actions .btn{font-size:12px;padding:9px 10px}.step-picker select{font-size:14px}.dialog-scroll{max-height:calc(94dvh - 92px)}}
@media(max-width:380px){.guide-grid{grid-template-columns:1fr}.guide-card{min-height:0}.card-top{margin-bottom:14px}.guide-card p{font-size:14px}.guide-card h3{font-size:1.15rem}.brand{font-size:14px}}

/* Direct mobile captures keep their readable native width. */
.tag-live{background:#e4efff;color:#1748a5}.tag-pdf{background:#f1f3f6;color:#536177}.capture-live .screenshot-button img{width:400px;max-width:100%;max-height:none}.source-note{font-size:.875rem;line-height:1.8}.screen-label{font-size:.8125rem;line-height:1.7}.screen-label span:first-child{min-width:0;overflow-wrap:anywhere}.brand small{font-size:12px;letter-spacing:.14em}.article-header .eyebrow{font-size:12px}.footer-inner p,.footer-note{font-size:12px}
@media(max-width:760px){.brand small{font-size:12px;letter-spacing:.1em}.notice,.step-tip,.prep-list li,.guide-card p,.support-strip p{font-size:14px}.card-code{font-size:12px}.source-note{font-size:14px}.screen-label{font-size:12px}.capture-live{padding:14px 10px}.dialog-actions{flex-wrap:wrap;justify-content:flex-end}}

.guide-before{border:1px solid var(--line);border-radius:12px;background:#fff;margin:0 0 20px}.guide-before>summary{padding:14px 18px;cursor:pointer;font-size:14px;font-weight:700;min-height:48px}.guide-before[open]>summary{border-bottom:1px solid var(--line)}.guide-before-body{padding:16px}.guide-before-body .notice{margin:0 0 12px}.guide-before-body .prep{margin:0;padding:15px;border:0}.guide-before-body .prep h2{font-size:14px}.guide-before-body .notice:last-child{margin-bottom:0}

/* Refined annotation artwork */
.capture-refined .screenshot-button img{width:560px;max-width:100%;max-height:none;border-radius:12px;box-shadow:0 6px 24px #14274b10}.capture-refined{padding:24px 18px 18px}.capture-refined .screen-label{max-width:720px;margin:16px auto 0}.dialog-scroll img[src*="/refined/"]{width:800px;max-width:100%;height:auto}
@media(max-width:760px){.capture-refined{padding:12px 8px 16px}.capture-refined .screenshot-button img{border-radius:8px}.capture-refined .screen-label{margin:12px 4px 0}}