:root{--bg:#0f1115;--panel:#171a21;--border:#262b36;--text:#e8eaed;--muted:#8b93a3;--user:#243044;--accent:#6ea8fe}*{box-sizing:border-box}body,html{margin:0;padding:0;height:100%;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.chat{max-width:920px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column;padding:16px;gap:12px}.chat__header{display:flex;align-items:center;flex-wrap:wrap;gap:10px}.chat__header h1{margin:0;font-size:20px;letter-spacing:.04em}.chat__tag{font-size:12px;color:var(--muted)}.chat__messages{list-style:none;margin:0;padding:12px;flex:1 1;overflow-y:auto;background:var(--panel);border:1px solid var(--border);border-radius:12px;display:flex;flex-direction:column;gap:12px}.chat__empty{color:var(--muted);font-size:14px}.msg{display:flex;flex-direction:column;gap:2px;max-width:min(85%,720px)}.msg--user{align-self:flex-end;text-align:right}.msg--sarah{align-self:flex-start}.msg__role{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}.msg__content{background:#1f2530;border:1px solid var(--border);padding:8px 12px;border-radius:10px;white-space:pre-wrap;word-break:break-word}.msg--user .msg__content{background:#243044}.chat__composer{display:flex;gap:8px}.chat__input{flex:1 1;background:var(--panel);border:1px solid var(--border);border-radius:10px;color:var(--text);padding:12px 14px;font-size:15px;outline:none}.chat__input:focus{border-color:var(--accent)}.chat__send{background:var(--accent);color:#0b1220;border:none;border-radius:10px;padding:0 18px;font-size:15px;font-weight:600;cursor:pointer}.chat__send:disabled{opacity:.5;cursor:not-allowed}.auth{display:flex;flex-direction:column;gap:10px;background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:20px;max-width:380px}.auth__msg{margin:0;color:var(--muted);font-size:14px}.auth__err{margin:0;color:#ff6b6b;font-size:13px}.chat__signout{margin-left:auto;background:transparent;border:1px solid var(--border);color:var(--muted);border-radius:8px;padding:4px 10px;font-size:12px;cursor:pointer}.rate{display:flex;align-items:center;gap:8px;margin-top:10px}.rate__btn{background:#1f2530;border:1px solid var(--border);border-radius:8px;font-size:16px;line-height:1;cursor:pointer;transition:background .12s ease,border-color .12s ease,transform .06s ease}.rate__btn:hover{background:#2a3340;border-color:var(--accent)}.rate__btn:active{transform:scale(.92)}.rate__note{flex:1 1;min-width:0;background:var(--panel);border:1px solid var(--border);border-radius:8px;color:var(--text);padding:7px 11px;font-size:13px;outline:none}.rate__note::placeholder{color:var(--muted)}.rate__note:focus{border-color:var(--accent)}.rate__done{color:var(--muted)}.rate__btn,.rate__done{font-size:12px;letter-spacing:.02em}.rate__btn{font-weight:600;padding:5px 12px}.rate__btn--good{color:#34d399;border-color:rgba(52,211,153,.4)}.rate__btn--good:hover{background:rgba(52,211,153,.15);border-color:#34d399}.rate__btn--bad{color:#f87171;border-color:rgba(248,113,113,.4)}.rate__btn--bad:hover{background:rgba(248,113,113,.15);border-color:#f87171}.rate__done--good{color:#34d399}.rate__done--bad{color:#f87171}.compare{flex:1 1;overflow-y:auto;display:flex;flex-direction:column;gap:12px}.compare__prompt{margin:0;color:var(--text)}.compare__grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:12px;gap:12px}.compare__card{display:flex;flex-direction:column;gap:8px;background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:12px}.compare__label{font-size:12px;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:.04em}.compare__reply{white-space:pre-wrap;word-break:break-word;font-size:14px}.compare__picked{font-size:12px;color:#34d399}@media (max-width:720px){.compare__grid{grid-template-columns:1fr}}.compare__desc{font-size:11px;color:var(--muted);line-height:1.35}.compare__meta{font-size:11px;color:var(--accent)}.compare__history{margin-top:16px;border-top:1px solid var(--border);padding-top:12px;display:flex;flex-direction:column;gap:12px}.compare__history-title{font-size:12px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.compare__history-title--row{display:flex;align-items:center;gap:8px}.compare__history-item{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:10px}.compare__history-prompt{font-size:13px;color:var(--text);margin-bottom:6px}.compare__history-replies{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:8px;gap:8px;font-size:12px;color:var(--muted);white-space:pre-wrap;word-break:break-word}.compare__history-replies em{color:var(--accent);font-style:normal;font-weight:600}@media (max-width:720px){.compare__history-replies{grid-template-columns:1fr}}.chat__tab{background:transparent;border:1px solid var(--border);color:var(--muted);border-radius:8px;padding:4px 12px;font-size:13px;cursor:pointer}.chat__tab--active{color:var(--text);border-color:var(--accent)}.chat__voice{background:var(--panel);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:4px 8px;font-size:12px}.msg__voice{font-size:10px;color:var(--accent);text-transform:uppercase;letter-spacing:.04em;margin-left:6px}.voice-divider{list-style:none;text-align:center;font-size:11px;color:var(--muted);border-top:1px dashed var(--border);padding-top:8px;margin-top:4px}.history__item{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:10px;margin-bottom:12px}.history__time{font-size:11px;color:var(--muted);margin-top:6px}.flavor-guide{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:8px;gap:8px}.flavor-card{min-height:132px;background:#151922;border:1px solid var(--border);border-radius:8px;color:var(--muted);cursor:pointer;display:flex;flex-direction:column;gap:5px;padding:10px;text-align:left;transition:background .12s ease,border-color .12s ease,transform .06s ease}.flavor-card[aria-disabled=true]{cursor:default}.flavor-card:hover:not([aria-disabled=true]){background:#1c2330;border-color:var(--accent)}.flavor-card:active:not([aria-disabled=true]){transform:scale(.99)}.flavor-card--active{background:rgba(110,168,254,.12);border-color:var(--accent);color:var(--text)}.flavor-card__label{color:var(--accent);font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase}.flavor-card strong{color:var(--text);font-size:13px}.flavor-card span{font-size:12px;line-height:1.3}.flavor-card small{color:var(--muted);font-size:11px;line-height:1.35}.flavor-card small b{color:var(--text)}@media (max-width:720px){.flavor-guide{grid-template-columns:1fr}.flavor-card{min-height:auto}}.guide{flex:1 1;overflow-y:auto;display:flex;flex-direction:column;gap:14px;max-width:760px}.guide__intro{margin:0;color:var(--text);font-size:14px;line-height:1.5}.guide__card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:14px 16px}.guide__card h3{margin:0 0 6px;font-size:15px;color:var(--accent)}.guide__card p{margin:0 0 8px;font-size:14px;line-height:1.5;color:var(--text)}.guide__foot,.guide__when{color:var(--muted)}.guide__foot{margin:0;font-size:13px}.chat__threads{display:flex;align-items:center;gap:8px;margin-bottom:8px}.chat__threadselect{background:var(--panel);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:4px 8px;font-size:12px;max-width:240px}.app{display:flex;min-height:100vh;width:100%}.app__sidebar{width:240px;flex-shrink:0;background:var(--panel);border-right:1px solid var(--border);flex-direction:column;gap:18px;height:100vh;position:-webkit-sticky;position:sticky;top:0;overflow-y:auto}.app__main,.app__sidebar{display:flex;padding:16px}.app__main{flex:1 1;min-width:0;flex-direction:column;min-height:100vh;gap:12px;max-width:920px}.sidebar__brand h1{margin:0;font-size:18px;letter-spacing:.04em}.sidebar__brand span{font-size:12px;color:var(--muted)}.sidebar__section{display:flex;flex-direction:column;gap:8px}.sidebar__section-title{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:600}.sidebar__active-profile{font-size:15px;font-weight:600;color:var(--text)}.sidebar__profile,.sidebar__thread{background:transparent;border:1px solid var(--border);border-radius:8px;color:var(--muted);padding:6px 10px;font-size:13px;text-align:left;cursor:pointer;transition:border-color .15s ease,color .15s ease,background .15s ease}.sidebar__profile:hover,.sidebar__thread:hover{border-color:var(--accent);color:var(--text)}.sidebar__profile--active,.sidebar__thread--active{color:var(--text);border-color:var(--accent);background:rgba(110,168,254,.12)}.sidebar__profile-row{display:flex;align-items:stretch;gap:4px}.sidebar__profile-row .sidebar__profile{flex:1 1;min-width:0}.sidebar__profile-del{flex:0 0 auto;background:transparent;border:1px solid var(--border);border-radius:8px;color:var(--muted);padding:0 8px;font-size:12px;line-height:1;cursor:pointer;transition:border-color .15s ease,color .15s ease}.sidebar__profile-del:hover{border-color:#e06c6c;color:#e06c6c}.sidebar__thread-row{display:flex;align-items:stretch;gap:4px}.sidebar__thread-row .sidebar__thread{flex:1 1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sidebar__thread-edit{flex:0 0 auto;background:transparent;border:1px solid var(--border);border-radius:8px;color:var(--muted);padding:0 8px;font-size:12px;line-height:1;cursor:pointer;transition:border-color .15s ease,color .15s ease}.sidebar__thread-edit:hover{border-color:var(--accent);color:var(--text)}.sidebar__thread-input{flex:1 1;min-width:0;background:var(--bg);border:1px solid var(--accent);border-radius:8px;color:var(--text);padding:6px 10px;font-size:13px}.sidebar__new{background:transparent;border:1px dashed var(--border);border-radius:8px;color:var(--muted);padding:6px 10px;font-size:13px;cursor:pointer;text-align:left;transition:border-color .15s ease,color .15s ease}.sidebar__new:hover{border-color:var(--accent);color:var(--text)}.sidebar__form{display:flex;flex-direction:column;gap:6px}.sidebar__form input{background:var(--bg);border:1px solid var(--border);border-radius:8px;color:var(--text);padding:7px 10px;font-size:13px;outline:none}.sidebar__form input:focus{border-color:var(--accent)}.sidebar__form .chat__send{padding:6px 14px;font-size:13px}.sidebar__footer,.sidebar__threads{display:flex;flex-direction:column;gap:6px}.sidebar__footer{margin-top:auto;border-top:1px solid var(--border);padding-top:12px}.sidebar__footer-email{font-size:12px;color:var(--muted);word-break:break-word}.sidebar__footer .chat__signout{margin-left:0}.topbar{gap:12px;flex-wrap:wrap}.topbar,.topbar__tabs{display:flex;align-items:center}.topbar__tabs{gap:8px}.canvas{flex:1 1;display:flex;flex-direction:column;gap:12px;min-height:0}.sidebar__toggle{background:transparent;border:1px solid var(--border);border-radius:8px;color:var(--text);padding:4px 10px;font-size:16px;cursor:pointer;display:none}.sidebar__backdrop{display:none}@media (max-width:760px){.sidebar__toggle{display:inline-flex}.app__sidebar{position:fixed;top:0;left:0;height:100vh;transform:translateX(-100%);transition:transform .2s ease;z-index:40;width:260px}.app__sidebar.sidebar--open{transform:translateX(0)}.sidebar__backdrop--show{display:block;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:30}.app__main{max-width:none}}