/* MX AVATIME shared styles */
.mxavt-app, .mxavt-box {
  --mx-ink: #1E2433;
  --mx-ink-soft: #5A6378;
  --mx-night: #1B2140;
  --mx-sky: #EAF1FB;
  --mx-paper: #FFFFFF;
  --mx-amber: #F2A93B;
  --mx-amber-deep: #D98E1B;
  --mx-mint: #4FB286;
  --mx-rose: #E0635D;
  --mx-line: #D9DFEA;
  --mx-radius: 18px;
  --mx-shadow: 0 10px 30px rgba(27,33,64,.10);
  font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--mx-ink);
  box-sizing: border-box;
  font-size: 16px;
  line-height: 1.6;
}
.mxavt-app *, .mxavt-box * { box-sizing: border-box; }
.mxavt-box { background: var(--mx-paper); border: 1px solid var(--mx-line); border-radius: var(--mx-radius); padding: 22px; max-width: 520px; margin: 16px auto; box-shadow: var(--mx-shadow); }
.mxavt-box h2 { margin: 0 0 14px; font-size: 1.25rem; }
.mxavt-login label { display: block; font-size: .9rem; color: var(--mx-ink-soft); margin-bottom: 4px; }
.mxavt-login input[type=text], .mxavt-login input[type=password] { width: 100%; padding: 11px 12px; border: 1px solid var(--mx-line); border-radius: 10px; font-size: 1rem; }
.mxavt-login p { margin: 0 0 12px; }
.mxavt-login .login-remember label { display: inline; }
.mxavt-login input[type=submit] { background: var(--mx-night); color: #fff; border: 0; border-radius: 10px; padding: 11px 18px; font-size: 1rem; cursor: pointer; width: 100%; }
.mxavt-lost { font-size: .9rem; text-align: center; }
.mxavt-notice { border-color: var(--mx-amber); background: #FFF8EA; }

.mxavt-btn { appearance: none; border: 1px solid var(--mx-line); background: #fff; color: var(--mx-ink); border-radius: 999px; padding: 9px 16px; font-size: .95rem; cursor: pointer; line-height: 1.2; transition: background .15s, transform .05s; }
.mxavt-btn:hover { background: var(--mx-sky); }
.mxavt-btn:active { transform: translateY(1px); }
.mxavt-btn:focus-visible { outline: 3px solid var(--mx-amber); outline-offset: 2px; }
.mxavt-btn-primary { background: var(--mx-night); color: #fff; border-color: var(--mx-night); }
.mxavt-btn-primary:hover { background: #2A3360; }
.mxavt-btn-danger { color: var(--mx-rose); border-color: #F3C9C7; }
.mxavt-btn-small { padding: 5px 11px; font-size: .85rem; }
.mxavt-btn[disabled] { opacity: .5; cursor: default; }

.mxavt-langswitch { display: inline-flex; border: 1px solid var(--mx-line); border-radius: 999px; overflow: hidden; }
.mxavt-lang { border: 0; background: #fff; padding: 5px 12px; font-size: .85rem; cursor: pointer; color: var(--mx-ink-soft); }
.mxavt-lang.is-active { background: var(--mx-night); color: #fff; }

.mxavt-input, .mxavt-app textarea, .mxavt-app select, .mxavt-app input[type=text], .mxavt-app input[type=date], .mxavt-app input[type=time], .mxavt-app input[type=datetime-local], .mxavt-app input[type=number], .mxavt-app input[type=url] { width: 100%; padding: 10px 12px; border: 1px solid var(--mx-line); border-radius: 10px; font-size: 1rem; font-family: inherit; background: #fff; color: var(--mx-ink); }
.mxavt-app textarea { resize: vertical; }
.mxavt-field { margin-bottom: 12px; }
.mxavt-field > label { display: block; font-size: .85rem; color: var(--mx-ink-soft); margin-bottom: 4px; }
.mxavt-row { display: flex; gap: 10px; flex-wrap: wrap; }
.mxavt-row > * { flex: 1 1 160px; }
.mxavt-muted { color: var(--mx-ink-soft); font-size: .9rem; }
.mxavt-empty { text-align: center; color: var(--mx-ink-soft); padding: 28px 10px; }
.mxavt-error { color: var(--mx-rose); font-size: .9rem; }
.mxavt-toast { position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%); background: var(--mx-night); color: #fff; padding: 10px 18px; border-radius: 999px; font-size: .95rem; z-index: 9999; box-shadow: var(--mx-shadow); opacity: 0; transition: opacity .2s; pointer-events: none; }
.mxavt-toast.is-show { opacity: 1; }
.mxavt-chip { display: inline-block; background: var(--mx-sky); color: var(--mx-night); border-radius: 999px; padding: 2px 10px; font-size: .8rem; margin: 0 4px 4px 0; }

/* Chat */
.mxavt-chatapp { display: grid; grid-template-columns: 240px 1fr; gap: 16px; min-height: 560px; }
.mxavt-chat-side { background: var(--mx-sky); border-radius: var(--mx-radius); padding: 14px; }
.mxavt-chat-side h3 { font-size: .85rem; color: var(--mx-ink-soft); margin: 16px 0 6px; text-transform: uppercase; letter-spacing: .04em; }
.mxavt-chat-side .mxavt-btn { width: 100%; }
.mxavt-threads { list-style: none; margin: 0; padding: 0; max-height: 460px; overflow: auto; }
.mxavt-threads li { display: flex; align-items: center; gap: 6px; padding: 8px 8px; border-radius: 10px; cursor: pointer; font-size: .9rem; }
.mxavt-threads li:hover, .mxavt-threads li.is-active { background: #fff; }
.mxavt-threads li span { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mxavt-threads li button { border: 0; background: none; color: var(--mx-ink-soft); cursor: pointer; font-size: 1rem; }
.mxavt-chat-main { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--mx-line); border-radius: var(--mx-radius); overflow: hidden; }
.mxavt-chat-head { display: flex; justify-content: space-between; align-items: center; padding: 12px 18px; border-bottom: 1px solid var(--mx-line); }
.mxavt-chat-head h2 { margin: 0; font-size: 1.1rem; }
.mxavt-messages { flex: 1; overflow: auto; padding: 18px; display: flex; flex-direction: column; gap: 12px; }
.mxavt-msg { max-width: 78%; padding: 10px 14px; border-radius: 16px; white-space: pre-wrap; word-break: break-word; }
.mxavt-msg.is-user { align-self: flex-end; background: var(--mx-night); color: #fff; border-bottom-right-radius: 4px; }
.mxavt-msg.is-model { align-self: flex-start; background: var(--mx-sky); border-bottom-left-radius: 4px; }
.mxavt-msg.is-typing { color: var(--mx-ink-soft); font-style: italic; }
.mxavt-composer { display: flex; gap: 10px; padding: 12px; border-top: 1px solid var(--mx-line); }
.mxavt-composer textarea { flex: 1; }
@media (max-width: 760px) {
  .mxavt-chatapp { grid-template-columns: 1fr; }
  .mxavt-chat-side { order: 2; }
  .mxavt-threads { max-height: 180px; }
  .mxavt-msg { max-width: 92%; }
}
@media (prefers-reduced-motion: reduce) { .mxavt-app *, .mxavt-box * { transition: none !important; animation: none !important; } }