:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--page:#f6f5f2;--surface:#fff;--subtle:#f4f5f7;--text:#202a35;--muted:#586574;--border:#d9dfe6;--control-border:#788695;--accent:#b9483a;--ink:#263544;--on-ink:#fff;--success:#146b4c;--error:#ad2d3c;--shadow:0 20px 56px #1c273511;--kakao:#fee500;--kakao-text:#191600;--font:-apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", "Malgun Gothic", sans-serif;--mono:ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", monospace}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--page:#11161d;--surface:#1a222d;--subtle:#222d3a;--text:#f2f5f9;--muted:#b2bdcd;--border:#46566b;--control-border:#8293ab;--accent:#ff9c8a;--ink:#dfe7f2;--on-ink:#14202c;--success:#88dec0;--error:#ffafb7;--shadow:0 20px 56px #00000024}}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--page:#11161d;--surface:#1a222d;--subtle:#222d3a;--text:#f2f5f9;--muted:#b2bdcd;--border:#46566b;--control-border:#8293ab;--accent:#ff9c8a;--ink:#dfe7f2;--on-ink:#14202c;--success:#88dec0;--error:#ffafb7;--shadow:0 20px 56px #00000024}*{box-sizing:border-box}html{min-width:280px}body{color:var(--text);background:var(--page);font:15px/1.75 var(--font);word-break:keep-all;margin:0}button,select,input{font:inherit}button{color:inherit;cursor:pointer}button:disabled{cursor:not-allowed}button,a,input{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible,[tabindex="-1"]:focus-visible{outline:3px solid var(--accent);outline-offset:4px}a{color:var(--accent)}.skip{z-index:50;background:var(--surface);padding:12px;position:absolute;top:-90px;left:20px}.skip:focus{top:16px}.shell{max-width:1200px;padding:0 40px;padding-left:max(40px, env(safe-area-inset-left));padding-right:max(40px, env(safe-area-inset-right));margin:0 auto}header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:20px;min-height:96px;display:flex}.brand{min-width:0;color:inherit;align-items:center;gap:13px;text-decoration:none;display:flex}.brand-mark{background:var(--accent);border-radius:8px;flex:none;width:6px;height:32px;display:block}.brand-name{letter-spacing:-.04em;font-size:17px;font-weight:750;line-height:1.5}.brand-tag{letter-spacing:.14em;color:var(--muted);font-size:10px;font-weight:600;display:block}.theme-toggle{border:1px solid var(--border);background:var(--surface);white-space:nowrap;border-radius:100px;min-height:44px;padding:8px 16px;font-size:13px;font-weight:600}.visually-hidden{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}main{grid-template-columns:minmax(0,1fr) minmax(0,492px);align-items:start;gap:64px;padding:64px 0;display:grid}.intro{max-width:475px;padding-top:34px}.eyebrow{color:var(--accent);letter-spacing:.04em;align-items:center;gap:10px;margin:0 0 18px;font-size:13px;font-weight:650;display:flex}.eyebrow:before{content:"";background:currentColor;width:22px;height:1px}h1{letter-spacing:-.055em;margin:0 0 22px;font-size:38px;font-weight:740;line-height:1.4}h1 span{display:block}.lead{color:var(--muted);max-width:400px;margin:0;line-height:1.85}.steps{gap:0;margin:40px 0 32px;padding:0;list-style:none;display:grid}.step{gap:16px;padding-bottom:22px;display:flex;position:relative}.step:last-child{padding-bottom:0}.step:not(:last-child):before{content:"";background:var(--border);width:1px;height:calc(100% - 40px);position:absolute;top:36px;left:16px}.step-num{border:1px solid var(--border);background:var(--surface);width:33px;height:33px;color:var(--muted);font:12px var(--mono);border-radius:50%;flex-shrink:0;place-items:center;display:grid}.step.active .step-num{border-color:var(--text);background:var(--text);color:var(--page)}.step.done .step-num{border-color:var(--success);color:var(--success)}.step-text{padding-top:1px}.step-title{font-size:14px;font-weight:650;display:block}.step-caption{color:var(--muted);margin-top:3px;font-size:12px;display:block}.side-note{border-top:1px solid var(--border);color:var(--muted);max-width:395px;padding-top:22px;font-size:12px}.side-note strong{color:var(--text);margin-bottom:6px;font-size:13px;font-weight:600;display:block}.auth-card{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:24px;min-width:0;padding:30px}.auth-card:focus{outline:none}.card-meta{justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px;display:flex}.pill{color:var(--muted);align-items:center;gap:7px;font-size:12px;font-weight:600;display:inline-flex}.pill:before{content:"";background:var(--accent);border-radius:50%;width:6px;height:6px}.pill.success:before{background:var(--success)}.pill.error:before{background:var(--error)}.progress-label{font:11px var(--mono);letter-spacing:.06em;color:var(--muted)}h2{letter-spacing:-.055em;margin:0 0 10px;font-size:24px;font-weight:720;line-height:1.45}.card-description{color:var(--muted);margin:0 0 22px;font-size:13px;line-height:1.8}.device-panel{background:var(--subtle);border:1px solid var(--border);border-radius:14px;margin:20px 0;padding:16px 18px}.device-top{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.device-top>div{min-width:0}.meta-label{color:var(--muted);margin-bottom:3px;font-size:11px;display:block}.device-name{overflow-wrap:anywhere;word-break:break-all;letter-spacing:-.04em;font-size:17px;font-weight:700}.device-kind{color:var(--muted);font-size:12px}.device-label{font:10px var(--mono);color:var(--muted);border:1px solid var(--border);white-space:nowrap;border-radius:4px;margin-top:3px;padding:3px 6px}.device-bottom{border-top:1px solid var(--border);color:var(--muted);justify-content:space-between;gap:8px;margin-top:12px;padding-top:11px;font-size:12px;display:flex}.device-bottom strong{font:12px var(--mono);color:var(--text)}.code-panel{padding:0 2px 17px}.code-label{margin:0 0 5px;font-size:12px;font-weight:600}.pair-code{font:28px/1.5 var(--mono);letter-spacing:.12em;overflow-wrap:anywhere;margin:0 0 7px;font-weight:600}.code-hint{color:var(--muted);margin:0;font-size:12px}.consent{border-top:1px solid var(--border);cursor:pointer;align-items:flex-start;gap:10px;padding:15px 0 18px;font-size:13px;line-height:1.7;display:flex}.consent input{width:18px;height:18px;accent-color:var(--ink);flex:0 0 18px;margin:2px 0 0}.btn{text-align:center;border:1px solid #0000;border-radius:12px;justify-content:center;align-items:center;gap:8px;width:100%;min-height:50px;padding:12px 18px;font-size:15px;font-weight:650;line-height:1.5;text-decoration:none;display:inline-flex}.btn.primary{background:var(--ink);color:var(--on-ink)}.btn.secondary{background:var(--surface);border-color:var(--control-border);color:var(--text)}.btn[aria-busy=true]{cursor:progress}.btn.kakao{background:var(--kakao);color:var(--kakao-text);min-height:52px;padding:2px 12px}.btn.kakao img{object-fit:contain;width:224px;max-width:100%;height:46px;display:block}.btn.kakao-disabled{background:var(--subtle);border-color:var(--border);color:var(--muted)}.kakao-hint{color:var(--muted);text-align:center;margin:7px 0 0;font-size:11px}.cancel-btn{width:100%;min-height:44px;color:var(--muted);background:0 0;border:0;border-radius:8px;margin-top:4px;font-size:12px}.card-note{border-top:1px solid var(--border);color:var(--muted);margin:11px 0 0;padding-top:16px;font-size:11px;line-height:1.8}.state-area{flex-direction:column;justify-content:center;align-items:flex-start;min-height:194px;padding:20px 0 28px;display:flex}.state-marker{border:1px solid var(--border);background:var(--subtle);width:50px;height:50px;font:19px/1 var(--mono);color:var(--muted);border-radius:15px;place-items:center;margin-bottom:22px;display:grid}.state-marker.success{color:var(--success);border-color:var(--success)}.state-marker.error{color:var(--error);border-color:var(--error)}.state-area h2{margin-bottom:12px}.state-area p{margin-bottom:0}.wait-note{background:var(--subtle);border:1px solid var(--border);color:var(--muted);overflow-wrap:anywhere;border-radius:10px;margin:18px 0;padding:13px 15px;font-size:12px}.wait-note strong{color:var(--text);font-weight:600}.inline-message{color:var(--muted);margin:0;padding-top:14px;font-size:12px}.actions{gap:8px;display:grid}.skeleton{gap:10px;margin:8px 0 20px;display:grid}.skeleton span{background:var(--subtle);border:1px solid var(--border);border-radius:6px;height:14px;display:block}.skeleton span:nth-child(2){width:70%}.skeleton span:nth-child(3){width:45%}footer{border-top:1px solid var(--border);padding:22px 0 28px;padding-bottom:max(28px, env(safe-area-inset-bottom));color:var(--muted);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px 24px;font-size:11px;display:flex}.footer-links{flex-wrap:wrap;gap:22px;display:flex}.footer-links a{min-height:32px;color:var(--muted);align-items:center;font-size:12px;text-decoration:none;display:inline-flex}.footer-links a:hover{text-decoration:underline}footer p{margin:0}.doc{max-width:720px;padding:48px 0 64px;display:block}.doc h1{font-size:32px}.doc h2{margin-top:36px;font-size:20px}.doc p,.doc li{color:var(--muted)}.doc strong{color:var(--text)}.doc table{border-collapse:collapse;width:100%;margin:12px 0;font-size:13px}.doc th,.doc td{text-align:left;border-bottom:1px solid var(--border);vertical-align:top;padding:8px 6px}.doc th{color:var(--text);font-weight:650}.doc td{color:var(--muted);overflow-wrap:anywhere}.doc .notice{border:1px solid var(--border);background:var(--subtle);border-radius:12px;padding:14px 16px}@media (width>=1024px) and (width<=1150px){main{grid-template-columns:minmax(0,1fr) minmax(0,450px);gap:36px}h1{font-size:34px}}@media (width<=1023px){main{max-width:600px;margin:auto;padding-top:30px;display:block}.intro{max-width:none;margin-bottom:30px;padding-top:0}h1{font-size:32px}.lead{max-width:540px}.steps{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:26px 0 0}.step{align-items:center;gap:8px;padding-bottom:0}.step:not(:last-child):before,.step-caption{display:none}.step-title{font-size:12px}.step-num{width:28px;height:28px;font-size:10px}.side-note{display:none}.auth-card{max-width:520px;margin:0 auto}.doc{padding-top:30px}}@media (width<=600px){.shell{padding-left:max(20px, env(safe-area-inset-left));padding-right:max(20px, env(safe-area-inset-right))}header{gap:12px;min-height:64px}.brand{gap:10px}.brand-name{font-size:15px}.brand-tag{letter-spacing:.09em;font-size:9px}.theme-toggle{padding:8px 11px;font-size:11px}main{padding:22px 0 36px}.eyebrow{margin-bottom:12px;font-size:12px}h1{margin-bottom:15px;font-size:28px}.lead{font-size:13px}.steps{gap:6px;margin-top:22px}.step{gap:6px}.step-title{font-size:10px}.intro{margin-bottom:24px}.auth-card{border-radius:20px;padding:22px 20px}h2{font-size:22px}.pair-code{letter-spacing:.08em;font-size:25px}.device-panel{padding:14px}.card-description,.consent{font-size:12px}.btn{min-height:50px;font-size:14px}footer{align-items:flex-start;gap:8px}footer p{font-size:10px}.doc h1{font-size:26px}}@media (width<=350px){.shell{padding-left:max(16px, env(safe-area-inset-left));padding-right:max(16px, env(safe-area-inset-right))}.theme-toggle{padding:8px}.brand-name{font-size:13px}.brand-tag{font-size:8px}h1{font-size:26px}.step{gap:4px}.step-num{flex-basis:23px;width:23px;height:23px}.step-title{font-size:10px}.device-name{font-size:16px}.auth-card{padding:20px 16px}.pair-code{font-size:23px}}@media (prefers-reduced-motion:no-preference){button{transition:background-color .15s,border-color .15s,opacity .15s}}@media print{.theme-toggle{display:none}.shell{padding:0}.auth-card{box-shadow:none}}
