:root{--bg:#0f1115;--panel:#171a21;--panel-2:#1e222b;--text:#e8eaed;--muted:#9aa0aa;--brand:#12b886;--brand-2:#0ca678;--user:#2b3240;--border:#262b35}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Malgun Gothic,맑은 고딕,Apple SD Gothic Neo,Noto Sans KR,sans-serif;height:100%}.app{max-width:720px;margin:0 auto;min-height:100dvh;display:flex;flex-direction:column}.header{padding:18px 20px 12px;border-bottom:1px solid var(--border)}.header h1{font-size:17px;margin:0;display:flex;align-items:center;gap:8px}.badge{font-size:11px;color:var(--brand);border:1px solid var(--brand);border-radius:999px;padding:2px 8px}.header p{margin:6px 0 0;font-size:13px}.header p,.usage{color:var(--muted)}.usage{margin-top:8px;font-size:12px}.planlink{color:var(--brand);text-decoration:none}.planlink:hover{text-decoration:underline}.shell{display:flex;height:100dvh;overflow:hidden}.sidebar{width:264px;flex-shrink:0;background:var(--panel);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:12px}.newchat{background:var(--panel-2);color:var(--text);border:1px solid var(--border);border-radius:10px;padding:10px;font-size:14px;font-weight:600;cursor:pointer}.newchat:hover{border-color:var(--brand)}.convlist{flex:1 1;overflow-y:auto;display:flex;flex-direction:column;gap:3px;margin-top:12px}.convitem{text-align:left;background:transparent;border:none;color:var(--text);padding:9px 10px;border-radius:8px;font-size:13.5px;cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.convitem.active,.convitem:hover{background:var(--panel-2)}.convempty{color:var(--muted);font-size:12.5px;padding:12px 8px}.sidefoot{border-top:1px solid var(--border);padding-top:10px;margin-top:8px;display:flex;flex-direction:column;gap:4px}.profbox{padding:4px 4px 8px}.profname{font-size:13px;font-weight:700}.profmeta{font-size:11.5px;color:var(--muted);margin-top:2px}.sidelink{text-align:left;background:transparent;border:none;color:var(--muted);font-size:13px;padding:6px 4px;cursor:pointer;text-decoration:none}.sidelink:hover{color:var(--brand)}.logout{color:#e57373}.guestbox{flex:1 1;display:flex;flex-direction:column;gap:8px;padding-top:4px}.guesttitle{font-size:14px;font-weight:700}.guestdesc{font-size:12.5px;color:var(--muted);line-height:1.5;margin-bottom:6px}.cta.ghost{background:transparent;color:var(--text);border:1px solid var(--border)}.cta.ghost:hover{border-color:var(--brand);background:transparent}.main{flex:1 1;min-width:0;display:flex;flex-direction:column;height:100dvh}.hamb{background:none;border:none;color:var(--text);font-size:18px;margin-right:8px;cursor:pointer}.backdrop,.hamb{display:none}@media (max-width:720px){.sidebar{position:fixed;z-index:30;left:0;top:0;bottom:0;transform:translateX(-100%);transition:transform .2s}.sidebar.open{transform:translateX(0)}.backdrop{display:block;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:20}.hamb{display:inline-block}}.authwrap{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:20px}.authcard{width:100%;max-width:380px;background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:28px 24px;display:flex;flex-direction:column}.authcard h1{margin:0 0 4px;font-size:20px}.authsub{margin:0 0 18px;color:var(--muted);font-size:13px}.authcard label{font-size:12.5px;color:var(--muted);margin:10px 0 4px}.authcard input,.authcard select{background:var(--bg);border:1px solid var(--border);color:var(--text);border-radius:9px;padding:11px 12px;font-size:14px;font-family:inherit}.authcard input:focus,.authcard select:focus{outline:none;border-color:var(--brand)}.authbtn{margin-top:18px;background:var(--brand);color:#08130f;border:none;border-radius:10px;padding:12px;font-weight:700;font-size:14px;cursor:pointer}.authbtn:disabled{opacity:.6}.authfoot{margin-top:14px;text-align:center;font-size:13px;color:var(--muted)}.authcard a,.authfoot a{color:var(--brand);text-decoration:none}.autherr{margin-top:12px;background:rgba(229,115,115,.12);border:1px solid #e57373;color:#ffb4b4;font-size:12.5px;padding:9px 11px;border-radius:8px;white-space:pre-wrap}.messages{flex:1 1;overflow-y:auto;padding:18px 16px 8px;display:flex;flex-direction:column;gap:12px}.msg{max-width:85%;padding:11px 14px;border-radius:14px;line-height:1.6;font-size:14.5px;white-space:pre-wrap;word-break:break-word}.msg.user{align-self:flex-end;background:var(--user);border-bottom-right-radius:4px}.msg.assistant{align-self:flex-start;background:var(--panel);border:1px solid var(--border);border-bottom-left-radius:4px}.suggestions{display:flex;flex-wrap:wrap;gap:8px;padding:4px 16px 0}.chip{font-size:13px;color:var(--text);background:var(--panel-2);border:1px solid var(--border);border-radius:999px;padding:7px 12px;cursor:pointer}.chip:hover{border-color:var(--brand)}.paywall{align-self:stretch;background:linear-gradient(180deg,var(--panel-2),var(--panel));border:1px solid var(--brand);border-radius:14px;padding:16px;text-align:center}.paywall h3{margin:0 0 6px;font-size:15px}.paywall p{margin:0 0 12px;color:var(--muted);font-size:13px}.cta{display:inline-block;background:var(--brand);color:#08130f;font-weight:700;text-decoration:none;padding:10px 18px;border-radius:10px;font-size:14px}.cta:hover{background:var(--brand-2)}.composer{display:flex;gap:8px;padding:12px 16px 18px;border-top:1px solid var(--border)}.composer textarea{flex:1 1;resize:none;background:var(--panel);color:var(--text);border:1px solid var(--border);border-radius:12px;padding:11px 12px;font-size:14.5px;font-family:inherit;max-height:140px}.composer textarea:focus{outline:none;border-color:var(--brand)}.send{background:var(--brand);color:#08130f;border:none;border-radius:12px;padding:0 18px;font-weight:700;font-size:14px;cursor:pointer}.send:disabled{opacity:.5;cursor:not-allowed}.cursor:after{content:"▍";color:var(--brand);animation:blink 1s steps(2) infinite}@keyframes blink{0%{opacity:1}50%{opacity:0}}.plans{display:flex;flex-wrap:wrap;gap:16px;padding:22px 16px;justify-content:center}.plan{position:relative;flex:1 1 260px;max-width:320px;background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:22px 20px;display:flex;flex-direction:column}.plan.featured{border-color:var(--brand);box-shadow:0 0 0 1px var(--brand) inset}.ribbon{position:absolute;top:-11px;left:20px;background:var(--brand);color:#08130f;font-size:11px;font-weight:800;padding:3px 10px;border-radius:999px}.plan-name{font-size:15px;font-weight:700;margin-bottom:8px}.plan-price{font-size:26px;font-weight:800;margin-bottom:16px}.plan-price .per{font-size:13px;color:var(--muted);font-weight:500}.plan-feats{list-style:none;margin:0 0 18px;padding:0;display:flex;flex-direction:column;gap:9px;font-size:13.5px;flex:1 1}.plan-feats,.plan-feats li{color:var(--text)}.plan-btn{display:block;text-align:center;width:100%;background:var(--brand);color:#08130f;border:none;border-radius:10px;padding:12px;font-weight:700;font-size:14px;cursor:pointer;text-decoration:none}.plan-btn:hover{background:var(--brand-2)}.plan-btn.ghost{background:transparent;color:var(--text);border:1px solid var(--border)}.plan-btn.ghost:hover{border-color:var(--brand);background:transparent}.plan-note{margin-top:10px;font-size:11.5px;color:var(--muted);text-align:center}.paywrap{padding:22px 16px;display:flex;justify-content:center}.paycard{width:100%;max-width:420px;background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:24px 22px;text-align:center}.paycard h3{margin:0 0 16px;font-size:16px;font-weight:700}.paycard h3 b{color:var(--brand)}.bankbox{background:var(--panel-2);border:1px solid var(--border);border-radius:12px;padding:14px 16px;margin-bottom:14px;text-align:left}.bankrow{display:flex;justify-content:space-between;align-items:center;padding:6px 0;font-size:14px}.bankrow span{color:var(--muted)}.bankrow .acct{font-size:17px;letter-spacing:.3px;color:var(--brand)}.paynote{font-size:12.5px;color:var(--muted);line-height:1.7;margin:0 0 16px}.paynote b{color:var(--text)}.sublink{display:block;margin:12px auto 0;background:none;border:none;color:var(--muted);font-size:13px;cursor:pointer}.probadge,.sublink:hover{color:var(--brand)}.probadge{margin-left:6px;font-size:10.5px;border:1px solid var(--brand);border-radius:999px;padding:1px 6px;vertical-align:middle}.adminlist{padding:16px;max-width:640px;margin:0 auto;width:100%}.adminbar{color:var(--muted);font-size:13px;margin-bottom:12px}.adminbar,.adminrow{display:flex;justify-content:space-between;align-items:center}.adminrow{gap:12px;background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:14px 16px;margin-bottom:10px}.adminname{font-size:15px;font-weight:700}.adminmeta{font-size:12px;color:var(--muted);margin-top:3px}.approvebtn{flex-shrink:0;background:var(--brand);color:#08130f;border:none;border-radius:9px;padding:10px 14px;font-weight:700;font-size:13px;cursor:pointer}.approvebtn:hover{background:var(--brand-2)}.plans-foot{text-align:center;padding:8px 16px 28px}.plans-foot .back{color:var(--brand);text-decoration:none;font-size:14px}.plans-foot .tiny{color:var(--muted);font-size:12px;margin-top:10px}