@font-face{font-family:LocalSerif;src:local("AppleMyungjo"),local("Noto Serif CJK KR"),local("Batang");font-display:swap}
:root{--paper:#f4f1e9;--ink:#263d36;--muted:#74776a;--line:#deded1;--accent:#a65f3f;--white:#fffcf6;--error:#a1302c;--serif:LocalSerif,"Iowan Old Style",Baskerville,serif;--sans:"Apple SD Gothic Neo","Noto Sans CJK KR","Malgun Gothic",sans-serif}
*{box-sizing:border-box}html{height:100%;background:var(--paper)}body{margin:0;color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.6;min-height:100%;-webkit-font-smoothing:antialiased}[hidden]{display:none!important}button,input,textarea{font:inherit}button,a,input,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:wait;opacity:.55}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:4px}a{color:inherit}.page-grain{position:fixed;inset:0;pointer-events:none;opacity:.21;background-image:radial-gradient(#c8c2ad .45px,transparent .45px);background-size:5px 5px;z-index:-1}.topbar{height:100px;max-width:1380px;margin:0 auto;padding:0 64px;display:flex;align-items:center;border-bottom:1px solid var(--line);gap:24px}.brand{display:flex;align-items:center;gap:15px;text-decoration:none}.seal{border:1.2px solid var(--ink);width:40px;height:44px;display:grid;place-items:center;font-family:var(--serif);font-size:28px;border-radius:9px 2px 9px 2px}.brand-sub{font-size:13px;letter-spacing:.08em}.beta{font-size:10px;letter-spacing:.16em;color:var(--muted);margin-left:auto}.account{display:flex;align-items:center;gap:18px;font-size:13px}.text-button{border:0;background:transparent;padding:8px 0;color:var(--muted);text-decoration:underline;text-underline-offset:4px}.auth-layout{max-width:1200px;min-height:calc(100dvh - 100px);margin:auto;padding:75px 56px;display:grid;grid-template-columns:1fr 410px;gap:94px;align-items:center}.eyebrow{font-size:10px;letter-spacing:.22em;color:var(--accent)}h1,h2{font-family:var(--serif);font-weight:400;letter-spacing:-.055em}.introduction h1{font-size:44px;line-height:1.6;margin:23px 0 20px}.intro-copy{color:var(--muted);font-size:14px;line-height:1.9}.small-note{font-size:12px;color:var(--muted);margin-top:28px}.orb{width:205px;height:205px;position:relative;margin:38px 0 0 27px;display:grid;place-items:center}.orb i{position:absolute;inset:0;border:1px solid #b9bdae;border-radius:50%;transform:rotate(-24deg) scaleX(.6)}.orb i:nth-child(2){transform:rotate(24deg) scaleX(.6)}.orb i:nth-child(3){transform:rotate(90deg) scaleX(.6)}.orb:before,.orb:after{content:"";position:absolute;inset:15px;border:1px solid #d9d8c8;border-radius:50%}.orb:after{inset:45px}.orb span{font-family:var(--serif);font-size:36px;color:var(--accent);z-index:1;background:var(--paper);padding:5px}.auth-card{background:var(--white);padding:35px 36px 28px;border:1px solid var(--line);border-radius:2px 2px 32px 2px;box-shadow:0 12px 30px #273c3506}.card-number{font-size:10px;color:var(--accent);letter-spacing:.1em}.auth-card h2{font-size:26px;margin:12px 0 6px}.auth-card>p{font-size:12px;color:var(--muted);margin:0 0 24px}.tabs{display:flex;border-bottom:1px solid var(--line);margin-bottom:24px}.tabs button{width:50%;border:0;border-bottom:2px solid transparent;background:transparent;padding:11px;color:var(--muted);font-size:13px}.tabs button[aria-selected=true]{border-color:var(--ink);color:var(--ink)}label{display:block;font-size:12px;margin:17px 0 7px}input{width:100%;background:transparent;border:1px solid var(--line);border-radius:3px;padding:12px;color:var(--ink);font-size:14px}input::placeholder,textarea::placeholder{color:#959688;font-size:13px}.primary-button{border:0;border-radius:3px;background:var(--ink);color:#fff;padding:14px 16px;margin:12px 0 24px;width:100%;display:flex;justify-content:space-between;font-size:14px}.primary-button:hover,.send-button:hover{background:#355347}.error{color:var(--error);font-size:12px;min-height:0}.error:empty{display:none}.auth-footnote{font-size:11px!important;line-height:1.9;margin:0!important}.chat-layout{max-width:1240px;margin:0 auto;display:grid;grid-template-columns:245px 1fr;gap:65px;padding:40px 48px 0;height:calc(100dvh - 100px)}.chat-aside{padding-top:24px}.chat-aside h2{font-size:26px;line-height:1.6;margin:24px 0 18px}.chat-aside p{font-size:13px;color:var(--muted);line-height:1.9}.aside-rule{height:1px;background:var(--line);margin:32px 0 20px;width:70px}.service-status{font-size:11px;color:var(--muted);display:flex;gap:8px;align-items:center}.service-status i{width:6px;height:6px;border-radius:50%;background:#bba272}.service-status i.online{background:#547e58}.aside-note{font-size:11px!important;margin-top:36px;max-width:200px}.conversation{min-width:0;display:flex;flex-direction:column;min-height:0}.conversation-heading{display:flex;justify-content:space-between;font-size:12px;padding:0 0 20px;border-bottom:1px solid var(--line)}.session-label{font-size:10px;color:var(--muted)}.messages{overflow-y:auto;flex:1;scrollbar-width:thin;scrollbar-color:#c9cebf transparent;padding:0 15px 24px 0;overscroll-behavior:contain}.welcome{padding:50px 5px 28px;max-width:580px}.welcome-symbol{font-size:25px;color:var(--accent)}.welcome h1{font-size:36px;line-height:1.5;margin:20px 0}.welcome>p{font-size:13px;color:var(--muted);line-height:1.9}.suggestions{display:flex;flex-direction:column;max-width:380px;margin-top:32px;border-top:1px solid var(--line)}.suggestions button{display:flex;justify-content:space-between;border:0;border-bottom:1px solid var(--line);background:transparent;padding:14px 0;text-align:left;font-size:13px;color:var(--ink)}.suggestions button:hover{color:var(--accent)}.message{padding:27px 0;border-bottom:1px solid var(--line);animation:appear .25s ease-out}.message-label{font-size:10px;letter-spacing:.06em;color:var(--accent);margin-bottom:12px}.message.user{margin-left:15%;background:#e9ece1;padding:15px 20px;border:0;border-radius:12px 12px 2px 12px;margin-top:28px}.message.user .message-label{color:var(--muted);margin-bottom:6px}.message.user .message-body{white-space:pre-wrap;word-break:break-word;font-size:14px}.message.assistant .message-body{font-size:15px;line-height:1.95;word-break:keep-all;overflow-wrap:anywhere}.message-body p{margin:0 0 18px}.message-body p:last-child{margin-bottom:0}.message-body h1,.message-body h2,.message-body h3,.message-body h4{font-family:var(--serif);font-size:20px;font-weight:500;line-height:1.65;margin:32px 0 16px;letter-spacing:-.025em}.message-body h3:before{content:"";display:inline-block;background:var(--accent);width:3px;height:15px;margin-right:10px}.message-body code{font-size:12px;white-space:pre-wrap;word-break:break-word}.message-body blockquote{border-left:2px solid #c6ccba;margin-left:0;padding-left:16px;color:var(--muted)}.thinking{display:flex;gap:8px;align-items:center;padding:12px 0;font-size:12px;color:var(--muted)}.pulse{width:7px;height:7px;background:var(--accent);border-radius:50%;animation:pulse 1.5s infinite}.composer{display:flex;align-items:flex-end;border:1px solid #bcc4b1;background:var(--white);border-radius:6px;padding:13px 12px 13px 16px;gap:12px;flex-shrink:0}.composer textarea{border:0;outline:none;resize:none;flex:1;min-width:0;max-height:160px;background:transparent;font-size:14px;color:var(--ink);line-height:1.7}.composer textarea:focus-visible{outline:none}.composer:focus-within{box-shadow:0 0 0 2px #a65f3f30}.send-button{border:0;background:var(--ink);color:white;width:37px;height:37px;border-radius:50%;flex-shrink:0;font-size:23px}.composer-footer{display:flex;justify-content:space-between;font-size:10px;color:var(--muted);padding:10px 0 20px;gap:12px}.loading{text-align:center;padding:20vh 20px;font-size:13px;color:var(--muted)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@keyframes appear{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{50%{opacity:.25}}
@media(max-width:900px){.topbar{padding:0 30px;height:82px}.auth-layout{padding:40px 30px;gap:40px;grid-template-columns:1fr 360px;min-height:calc(100dvh - 82px)}.introduction h1{font-size:34px}.auth-card{padding:28px}.orb{width:155px;height:155px;margin-top:32px}.chat-layout{grid-template-columns:170px 1fr;gap:32px;padding:25px 30px 0;height:calc(100dvh - 82px)}.chat-aside h2{font-size:22px}}
@media(max-width:650px){.topbar{height:70px;padding:0 21px;gap:12px}.seal{width:31px;height:35px;font-size:23px}.brand{gap:10px}.brand-sub{font-size:11px}.beta{font-size:8px;letter-spacing:.08em}.account{gap:12px;margin-left:auto;font-size:11px}body:has(#chat-screen:not([hidden])) .beta{display:none}.auth-layout{display:block;padding:33px 22px 45px;min-height:calc(100dvh - 70px)}.introduction{margin-bottom:28px}.introduction h1{font-size:30px;margin:14px 0}.intro-copy{font-size:12px}.orb,.small-note{display:none}.eyebrow{font-size:9px}.auth-card{padding:25px 23px;border-bottom-right-radius:24px}.auth-card h2{font-size:24px}.auth-card>p{margin-bottom:14px}.tabs{margin-bottom:18px}.auth-layout input{font-size:16px}.chat-layout{display:block;height:calc(100dvh - 70px);padding:0 18px}.chat-aside{display:none}.conversation{height:100%}.conversation-heading{padding:17px 0 15px;font-size:11px}.messages{padding-right:3px}.welcome{padding-top:35px}.welcome h1{font-size:31px}.welcome p{font-size:12px}.welcome p br{display:none}.suggestions{margin-top:25px}.message.user{margin-left:7%;font-size:14px}.message.assistant .message-body{font-size:14px;line-height:1.95}.message-body h3{font-size:19px}.composer textarea{font-size:16px}.composer-footer{padding-bottom:calc(12px + env(safe-area-inset-bottom));font-size:9px}.composer-footer>span:last-child{margin-left:auto}.composer{padding:11px 10px 11px 13px}.thinking{font-size:11px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important}}
 .birth-notice{margin:0;padding:12px 22px;background:#f4eedf;color:#665b3d;font-size:12px;line-height:1.7;border-bottom:1px solid #ded9cb}