/* Chat can contain characters absent from the manual's embedded font subsets. */
@font-face{font-family:EKEChat;src:url('/fonts/PretendardVariable.woff2') format('woff2');font-style:normal;font-weight:100 900;font-display:swap}
@font-face{font-family:EKEChatJP;src:url('/fonts/NotoSansJP-Regular.woff2') format('woff2');font-style:normal;font-weight:100 450;font-display:swap}
@font-face{font-family:EKEChatJP;src:url('/fonts/NotoSansJP-Bold.woff2') format('woff2');font-style:normal;font-weight:451 900;font-display:swap}
:root{--manual-chat-font:EKEChat,'Apple SD Gothic Neo','Malgun Gothic',system-ui,sans-serif}
html[lang="ja"]{--manual-chat-font:NotoSansJP,EKEChatJP,'Hiragino Sans','Yu Gothic',system-ui,sans-serif}
.manual-chat-launch,.manual-chat{font-family:var(--manual-chat-font);font-synthesis:none}
.manual-chat-launch{position:fixed;right:20px;bottom:82px;z-index:65;display:flex;align-items:center;gap:8px;padding:12px 18px;border:1px solid var(--brand,#1B7FC0);border-radius:999px;background:var(--brand-2,#12689E);color:var(--ground,#FFFFFF);font-size:15px;font-weight:600;cursor:pointer;box-shadow:0 4px 20px #0002}
.manual-chat-launch svg{width:20px;height:20px}
.manual-chat{position:fixed;inset:auto 20px 20px auto;width:420px;max-width:calc(100vw - 32px);height:min(690px,calc(100dvh - 40px));max-height:calc(100dvh - 40px);margin:0;padding:0;border:1px solid var(--line,#E1E8F0);border-radius:22px;background:var(--ground,#FFFFFF);color:var(--ink,#0B1219);box-shadow:0 20px 90px #0003;font-size:15px;line-height:1.65;letter-spacing:-.012em;overflow:hidden}
.manual-chat[open]{display:flex;flex-direction:column;transform-origin:bottom right;animation:manual-chat-enter .24s cubic-bezier(.16,1,.3,1)}
.manual-chat::backdrop{background:#0004}
.manual-chat[open]::backdrop{animation:manual-chat-backdrop .2s ease-out}
@keyframes manual-chat-enter{from{opacity:0;transform:translateY(18px) scale(.96)}to{opacity:1;transform:none}}
@keyframes manual-chat-backdrop{from{opacity:0}to{opacity:1}}
@media(prefers-reduced-motion:reduce){.manual-chat[open],.manual-chat[open]::backdrop{animation:none}}
.manual-chat button,.manual-chat textarea{font:inherit}
.manual-chat button{cursor:pointer}
.manual-chat button:disabled{cursor:default;opacity:.5}
.manual-chat__head{display:flex;align-items:center;gap:12px;flex:none;padding:19px 20px 15px;border-bottom:1px solid var(--line,#E1E8F0);background:var(--surface,#FFFFFF)}
.manual-chat .manual-chat__head h2{font:600 18px/1.5 var(--manual-chat-font);letter-spacing:-.02em;margin:0}
.manual-chat__head p{font-size:12px;color:var(--ink-3,#55636F);margin:2px 0 0}
.manual-chat__close{margin-left:auto;align-self:flex-start;width:36px;height:36px;flex:none;border:1px solid var(--line,#E1E8F0);border-radius:50%;background:var(--ground,#FFFFFF);color:var(--ink,#0B1219);font-size:24px!important;line-height:1!important}
.manual-chat__log{overflow:auto;overscroll-behavior:contain;flex:1;min-height:0;padding:22px 20px;scroll-behavior:auto}
.manual-chat__intro{margin:0 0 18px;color:var(--ink-2,#3B4753)}
.manual-chat__examples{display:flex;flex-direction:column;align-items:flex-start;gap:8px}
.manual-chat__example{padding:9px 13px;text-align:left;border:1px solid var(--line,#E1E8F0);border-radius:12px;background:var(--surface,#FFFFFF);color:var(--brand-2,#12689E)}
.manual-chat__example:hover{border-color:var(--brand,#1B7FC0)}
.manual-chat__message{max-width:100%;margin:0 0 19px}
.manual-chat__message p{white-space:pre-wrap;overflow-wrap:anywhere;text-wrap:initial;margin:0}
.manual-chat__message--user{margin-left:24px;padding:11px 15px;border-radius:15px 15px 3px 15px;background:var(--brand-soft,#E9F3FB);color:var(--ink,#0B1219)}
.manual-chat__message--assistant{padding:0 2px}
.manual-chat__message--assistant p a{color:var(--brand-2,#12689E);text-decoration:underline;text-underline-offset:2px}
.manual-chat__author{display:block;margin-bottom:5px;color:var(--ink-3,#55636F);font-size:12px;font-weight:600}
.manual-chat__sources{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}
.manual-chat__source{display:inline-block;padding:5px 10px;border:1px solid var(--line,#E1E8F0);border-radius:8px;background:var(--surface,#FFFFFF);color:var(--brand-2,#12689E);font-size:13px;text-decoration:none}
.manual-chat__source:hover{border-color:var(--brand,#1B7FC0)}
.manual-chat__pending{color:var(--ink-3,#55636F);font-size:14px}
.manual-chat__error{padding:10px 20px;color:var(--ink,#0B1219);background:var(--brand-soft,#E9F3FB);font-size:13px;flex:none}
.manual-chat__error:empty{display:none}
.manual-chat__form{padding:14px 20px 12px;border-top:1px solid var(--line,#E1E8F0);background:var(--surface,#FFFFFF);flex:none}
.manual-chat__label{display:block;font-size:13px;color:var(--ink-2,#3B4753);margin-bottom:6px}
.manual-chat__input-row{display:flex;align-items:flex-end;gap:8px}
.manual-chat__input{resize:none;flex:1;min-width:0;min-height:70px;max-height:140px;border:1px solid var(--line,#E1E8F0);border-radius:12px;padding:10px 12px;color:var(--ink,#0B1219);background:var(--ground,#FFFFFF);font-size:16px!important;line-height:1.5;outline-offset:2px}
.manual-chat__send{padding:10px 14px;min-height:44px;flex:none;border:0;border-radius:12px;background:var(--brand-2,#12689E);color:var(--ground,#FFFFFF);font-weight:600!important}
.manual-chat__actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:8px;font-size:12px;color:var(--ink-3,#55636F)}
.manual-chat__reset,.manual-chat__search{padding:3px 0;background:none;color:var(--brand-2,#12689E);border:0}
.manual-chat__notice{padding:0 20px 15px;background:var(--surface,#FFFFFF);font-size:11px;line-height:1.6;color:var(--ink-3,#55636F);flex:none}
.manual-chat__notice a{color:inherit;text-decoration:underline}
.manual-chat__fallback{display:flex;gap:15px;align-items:center;margin-top:15px;font-size:13px}
@media(max-width:600px){
  .manual-chat-launch{right:16px;bottom:calc(80px + env(safe-area-inset-bottom));padding:11px 15px}
  .manual-chat{inset:auto 8px max(8px,env(safe-area-inset-bottom)) 8px;width:auto;max-width:none;height:calc(100dvh - 24px - env(safe-area-inset-bottom));max-height:calc(100dvh - 24px - env(safe-area-inset-bottom));border-radius:18px}
  .manual-chat__head{padding:16px}
  .manual-chat__log{padding:18px 16px}
  .manual-chat__form{padding:12px 16px 10px}
  .manual-chat__notice{padding:0 16px 12px}
}