@import "https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;600&display=swap";:root{--sidebar-bg:#171717;--sidebar-hover:#ffffff0f;--sidebar-active:#ffffff1a;--sidebar-text:#ececec;--sidebar-text-muted:#8e8ea0;--main-bg:#212121;--main-bg-input:#2f2f2f;--text-primary:#ececec;--text-secondary:#acacbe;--text-muted:#6e6e80;--user-bubble-bg:#2f2f2f;--input-bg:#2f2f2f;--input-border:#ffffff1a;--input-border-focus:#fff3;--accent:#10a37f;--accent-hover:#0d926f;--danger:#ef4146;--code-bg:#000;--code-header-bg:#1a1a1a;--scrollbar-thumb:#3f3f3f;font-size:16px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{width:100%;height:100%;overflow:hidden}body{background:var(--main-bg);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Noto Sans KR,ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif;line-height:1.6}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--scrollbar-thumb);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#555}button{cursor:pointer;background:0 0;border:none;outline:none;font-family:inherit}button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}code,pre{font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace}@keyframes blink{0%,to{opacity:1}50%{opacity:0}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:.4}50%{opacity:1}}.login-screen{background:var(--main-bg);justify-content:center;align-items:center;height:100%;padding:20px;display:flex}.login-card{flex-direction:column;align-items:center;gap:24px;width:100%;max-width:380px;animation:.3s fadeInUp;display:flex}.login-logo{background:0 0;justify-content:center;align-items:center;display:flex}.login-logo__img{width:220px;max-width:70vw;height:auto;display:block}.login-title{color:var(--text-primary);text-align:center;letter-spacing:-.3px;font-size:28px;font-weight:600;line-height:1.3}.login-form{flex-direction:column;gap:12px;width:100%;display:flex}.login-field{flex-direction:column;gap:6px;display:flex}.login-label{color:var(--text-secondary);font-size:14px;font-weight:500}.login-input{background:var(--input-bg);border:1px solid var(--input-border);width:100%;color:var(--text-primary);border-radius:8px;outline:none;padding:12px 14px;font-family:inherit;font-size:15px;transition:border-color .15s}.login-input:focus{border-color:var(--input-border-focus);box-shadow:0 0 0 3px #ffffff0a}.login-input--error{border-color:var(--danger)!important}.login-input::placeholder{color:var(--text-muted)}.login-error{color:var(--danger);margin-top:2px;font-size:13px}.login-btn{background:var(--accent);color:#fff;border-radius:8px;justify-content:center;align-items:center;width:100%;min-height:44px;padding:12px 20px;font-family:inherit;font-size:15px;font-weight:500;transition:background .15s,opacity .15s;display:flex}.login-btn:hover:not(:disabled){background:var(--accent-hover)}.login-btn:disabled{opacity:.5;cursor:not-allowed}.login-btn__spinner{border:2px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:18px;height:18px;animation:.7s linear infinite spin;display:inline-block}.sidebar{background:var(--sidebar-bg);border-right:1px solid #ffffff0f;flex-direction:column;flex-shrink:0;width:260px;min-width:260px;height:100%;display:flex;overflow:hidden}@media (width<=768px){.sidebar{z-index:100;transition:transform .22s;position:fixed;top:0;left:0;transform:translate(-100%);box-shadow:4px 0 24px #0006}.sidebar--open{transform:translate(0)}}.sidebar-overlay{z-index:99;background:#00000080;position:fixed;inset:0}.sidebar__top{flex-shrink:0;padding:10px 8px 6px}.sidebar__new-chat{width:100%;color:var(--sidebar-text);border-radius:8px;align-items:center;gap:10px;padding:10px 12px;font-family:inherit;font-size:14px;font-weight:500;transition:background .12s;display:flex}.sidebar__new-chat:hover{background:var(--sidebar-hover)}.sidebar__list{flex-direction:column;flex:1;gap:1px;padding:4px 8px;display:flex;overflow-y:auto}.sidebar__empty{color:var(--sidebar-text-muted);text-align:center;padding:20px 0;font-size:12px}.sidebar__item{border-radius:8px;align-items:center;transition:background 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img{object-fit:cover;width:auto;max-width:240px;height:auto;max-height:320px;display:block}.message__user-bubble{background:var(--user-bubble-bg);color:var(--text-primary);white-space:pre-wrap;word-break:break-word;border-radius:18px;max-width:100%;padding:12px 18px;font-size:15px;line-height:1.6}.message--assistant{align-items:flex-start;gap:14px;display:flex}.message__avatar{background:0 0;flex-shrink:0;justify-content:center;align-items:center;width:30px;height:30px;margin-top:2px;display:flex;overflow:hidden}.message__avatar-img{object-fit:contain;width:100%;height:100%;padding:1px}.message__content{min-width:0;color:var(--text-primary);flex:1;font-size:15px;line-height:1.75}.message__cursor{background:var(--text-primary);vertical-align:text-bottom;width:2px;height:1.1em;margin-left:1px;animation:.7s step-start infinite blink;display:inline-block}.message__thinking{align-items:center;gap:4px;height:24px;display:flex}.message__thinking 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14px}.md-table th{background:#ffffff0d;font-weight:600}.md-table tr:hover td{background:#ffffff08}.md-link{color:#58a6ff;-webkit-text-decoration:underline #58a6ff66;text-decoration:underline #58a6ff66}.md-h1{margin:16px 0 8px;font-size:20px;font-weight:600}.md-h2{margin:14px 0 6px;font-size:18px;font-weight:600}.md-h3{margin:12px 0 4px;font-size:16px;font-weight:600}.code-block{background:var(--code-bg);border:1px solid #ffffff14;border-radius:8px;margin:12px 0;overflow:hidden}.code-block__header{background:var(--code-header-bg);border-bottom:1px solid #ffffff0f;justify-content:space-between;align-items:center;padding:8px 14px;display:flex}.code-block__lang{color:var(--text-muted);text-transform:lowercase;font-family:SFMono-Regular,Consolas,monospace;font-size:12px}.code-copy-btn{color:var(--text-muted);border-radius:5px;align-items:center;gap:5px;padding:3px 8px;font-family:inherit;font-size:12px;transition:color .15s,background .15s;display:flex}.code-copy-btn:hover{color:var(--text-primary);background:#ffffff0f}.code-block__plain{color:var(--text-secondary);padding:16px;font-size:13px;line-height:1.6;overflow-x:auto}.code-block__plain code{font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace}.inline-code{color:#e2e8f0;background:#ffffff14;border-radius:4px;padding:1px 6px;font-family:SFMono-Regular,Consolas,monospace;font-size:13px}.message__sources{border-top:1px solid #ffffff14;flex-direction:column;gap:8px;margin-top:14px;padding-top:12px;display:flex}.message__sources-title{color:var(--text-muted);letter-spacing:.02em;font-size:12px;font-weight:600}.source-card{background:#ffffff0a;border:1px solid #ffffff14;border-radius:8px;padding:8px 10px}.source-card__head{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.source-card__badge{color:#7aa2f7;font-size:12px;font-weight:700}.source-card__title{color:var(--text-secondary);flex:1;min-width:0;font-size:13px}.source-card__tag{color:var(--text-muted);background:#ffffff14;border-radius:4px;padding:1px 6px;font-size:11px}.source-card__images{flex-wrap:wrap;gap:8px;margin-top:8px;display:flex}.source-card__images img{object-fit:contain;background:#fff;border:1px solid #ffffff1a;border-radius:6px;max-width:100%;max-height:140px}.composer{background:var(--main-bg);flex-shrink:0;padding:12px 16px 20px}.composer__inner{background:var(--input-bg);border:1px solid var(--input-border);border-radius:16px;flex-direction:column;gap:8px;max-width:768px;margin:0 auto;padding:10px 12px;transition:border-color .15s,box-shadow .15s;display:flex}.composer__inner:focus-within{border-color:var(--input-border-focus);box-shadow:0 0 0 1px var(--input-border-focus)}.composer__inner--dragover{border-color:var(--input-border-focus);box-shadow:0 0 0 2px var(--input-border-focus)}.composer__row{align-items:flex-end;gap:8px;display:flex}.composer__attachments{flex-wrap:wrap;gap:8px;padding:2px;display:flex}.composer__thumb{border:1px solid #ffffff1f;border-radius:10px;flex-shrink:0;width:64px;height:64px;position:relative;overflow:hidden}.composer__thumb img{object-fit:cover;width:100%;height:100%;display:block}.composer__thumb-remove{color:#fff;cursor:pointer;background:#000000a6;border-radius:50%;justify-content:center;align-items:center;width:18px;height:18px;display:flex;position:absolute;top:3px;right:3px}.composer__thumb-remove:hover{background:#000000d9}.composer__btn--attach{color:var(--text-secondary);background:0 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.15s;display:flex}.composer__btn--send{background:var(--text-primary);color:var(--main-bg)}.composer__btn--send:hover:not(:disabled){background:#fff}.composer__btn--send-disabled{color:#ffffff4d;cursor:not-allowed;background:#ffffff26}.composer__btn--stop{background:var(--text-primary);color:var(--main-bg)}.composer__btn--stop:hover{background:#fff}.composer__rag{white-space:nowrap;cursor:pointer;border:1px solid var(--input-border);height:34px;color:var(--text-muted);background:0 0;border-radius:17px;flex-shrink:0;align-items:center;gap:5px;margin-bottom:2px;padding:0 10px;font-family:inherit;font-size:12px;font-weight:600;transition:background .15s,color .15s,border-color .15s;display:flex}.composer__rag:hover{color:var(--text-secondary);border-color:var(--input-border-focus)}.composer__rag--on{color:#34d399;background:#34d3991f;border-color:#34d39980}.composer__rag--on:hover{color:#34d399;background:#34d39933}.composer__hint{text-align:center;color:var(--text-muted);max-width:768px;margin-top:8px;margin-left:auto;margin-right:auto;font-size:12px}.empty-state{flex-direction:column;flex:1;justify-content:center;align-items:center;gap:20px;padding:40px 20px;display:flex}.empty-state__logo{background:0 0;justify-content:center;align-items:center;display:flex}.empty-state__logo-img{width:200px;max-width:72vw;height:auto;display:block}.empty-state__heading{color:var(--text-primary);letter-spacing:-.3px;text-align:center;font-size:26px;font-weight:600}.empty-state__suggestions{grid-template-columns:1fr 1fr;gap:10px;width:100%;max-width:520px;display:grid}@media (width<=480px){.empty-state__suggestions{grid-template-columns:1fr}}.empty-state__suggestion{background:var(--main-bg-input);color:var(--text-secondary);text-align:left;cursor:pointer;border:1px solid #ffffff14;border-radius:12px;align-items:center;gap:10px;padding:14px 16px;font-family:inherit;font-size:13.5px;line-height:1.4;transition:background .12s,border-color .12s,color .12s;display:flex}.empty-state__suggestion:hover{color:var(--text-primary);background:#ffffff0f;border-color:#ffffff24}.empty-state__suggestion-icon{color:var(--text-muted);flex-shrink:0;font-size:12px}.chat-layout{width:100%;height:100%;display:flex;overflow:hidden}.chat-main{background:var(--main-bg);flex-direction:column;flex:1;min-width:0;height:100%;display:flex;overflow:hidden}.chat-mobile-header{border-bottom:1px solid #ffffff0f;flex-shrink:0;justify-content:space-between;align-items:center;padding:10px 12px;display:none}@media (width<=768px){.chat-mobile-header{display:flex}}.chat-mobile-menu{width:36px;height:36px;color:var(--text-primary);border-radius:8px;justify-content:center;align-items:center;transition:background .12s;display:flex}.chat-mobile-menu:hover{background:var(--sidebar-hover)}.chat-mobile-logo{background:0 0;width:auto;height:26px;display:block}.chat-model-error{color:#f87171;background:#ef414614;border-bottom:1px solid #ef414626;flex-shrink:0;align-items:center;gap:8px;padding:10px 20px;font-size:13px;display:flex}.chat-messages{flex-direction:column;flex:1;display:flex;overflow-y:auto}.chat-messages__list{flex-direction:column;width:100%;max-width:768px;margin:0 auto;padding:20px 24px 8px;display:flex}@media (width<=600px){.chat-messages__list{padding:16px 16px 8px}}.app-loading{background:var(--main-bg);justify-content:center;align-items:center;height:100%;display:flex}.app-loading__spinner{border:3px solid #ffffff1a;border-top-color:var(--accent);border-radius:50%;width:32px;height:32px;animation:.8s linear infinite spin}