:root{--bg: #faf8f5;--bg-elev: #ffffff;--bg-mute: #f3efe8;--bg-soft: #f8f4ec;--text: #1a1d23;--text-muted: #5b6470;--text-faint: #8a929c;--border: #e3ddd2;--border-strong: #cdc4b3;--accent: #1f7a8c;--accent-strong: #155563;--accent-soft: rgba(31, 122, 140, .1);--pink: #ec4899;--pink-strong: #db2777;--pink-soft: rgba(236, 72, 153, .12);--ok: #15803d;--ok-bg: #dcfce7;--warn: #b45309;--warn-bg: #fef3c7;--err: #b91c1c;--err-bg: #fee2e2;--code-bg: #1d2027;--code-text: #e6e8eb;--code-muted: #98a3b3;--shadow-xs: 0 1px 2px rgba(20, 23, 28, .04);--shadow-sm: 0 1px 2px rgba(20, 23, 28, .05), 0 1px 3px rgba(20, 23, 28, .05);--shadow-md: 0 4px 12px rgba(20, 23, 28, .06), 0 2px 4px rgba(20, 23, 28, .05);--shadow-lg: 0 8px 24px rgba(20, 23, 28, .08);--shadow-composer: 0 -2px 8px rgba(20, 23, 28, .04);--radius: 10px;--radius-sm: 6px;--radius-lg: 14px;--radius-pill: 999px;--sidebar-w: 280px;--topbar-h: 56px;--thread-max: 760px}@media(prefers-color-scheme:dark){:root{--bg: #0f1115;--bg-elev: #161a20;--bg-mute: #1c2128;--bg-soft: #131720;--text: #ecedee;--text-muted: #8a929c;--text-faint: #5e6772;--border: #262b33;--border-strong: #3a414b;--accent: #4fb3c7;--accent-strong: #7dd0e0;--accent-soft: rgba(79, 179, 199, .16);--pink: #f472b6;--pink-strong: #ec4899;--pink-soft: rgba(244, 114, 182, .16);--ok: #4ade80;--ok-bg: rgba(74, 222, 128, .12);--warn: #f59e0b;--warn-bg: rgba(245, 158, 11, .12);--err: #f87171;--err-bg: rgba(248, 113, 113, .12);--code-bg: #0b0d11;--code-text: #e6e8eb;--code-muted: #6c7682;--shadow-composer: 0 -2px 12px rgba(0, 0, 0, .3)}}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:DM Sans,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:14px;line-height:1.5;min-height:100vh;height:100vh;overflow:hidden;-webkit-font-smoothing:antialiased}#root{height:100vh}button{font-family:inherit;font-size:inherit;cursor:pointer}input,textarea{font-family:inherit;font-size:inherit;color:inherit;background:var(--bg-elev);border:1px solid var(--border);border-radius:var(--radius-sm);padding:8px 10px;outline:none;transition:border-color .15s,box-shadow .15s}input:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 18%,transparent)}textarea{resize:none;font-family:JetBrains Mono,SFMono-Regular,Consolas,Liberation Mono,monospace;font-size:13px;line-height:1.55}.app{display:grid;grid-template-columns:var(--sidebar-w) 1fr;height:100vh}.app__main{display:flex;flex-direction:column;min-width:0;position:relative}.app__thread{flex:1;overflow-y:auto;padding:24px 24px 220px}.app__composer{position:sticky;bottom:0;background:linear-gradient(to top,var(--bg) 60%,color-mix(in srgb,var(--bg) 60%,transparent));padding:16px 24px 20px;z-index:5}@media(max-width:760px){.app{grid-template-columns:1fr}.app .sidebar{display:none}}.sidebar{background:var(--bg-elev);border-right:1px solid var(--border);display:flex;flex-direction:column;min-height:0;height:100vh;position:sticky;top:0}.sidebar__head{display:flex;align-items:center;gap:6px;padding:12px 12px 8px;border-bottom:1px solid var(--border);flex-shrink:0}.sidebar__new{flex:1;display:inline-flex;align-items:center;justify-content:center;gap:6px;height:32px;border:1px dashed var(--border-strong);background:transparent;border-radius:8px;color:var(--accent);font-size:12.5px;font-weight:600;transition:background .15s,border-color .15s}.sidebar__new:hover{background:var(--accent-soft);border-color:var(--accent);border-style:solid}.sidebar__clear{width:32px;height:32px;display:grid;place-items:center;background:transparent;border:1px solid transparent;border-radius:8px;color:var(--text-faint)}.sidebar__clear:hover{background:var(--err-bg);color:var(--err)}.sidebar__history{flex:1;overflow-y:auto;padding:8px 8px 12px}.sidebar__history::-webkit-scrollbar{width:6px}.sidebar__history::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.sidebar__empty{padding:18px 12px;color:var(--text-muted);font-size:12.5px}.sidebar__empty p{margin:0 0 6px}.sidebar__empty-hint{color:var(--text-faint);font-size:11.5px;line-height:1.45}.sidebar__bucket{margin-bottom:12px}.sidebar__bucket-title{font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--text-faint);margin:8px 8px 6px}.sidebar__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:1px}.sidebar__item{display:flex;align-items:stretch;border-radius:7px;position:relative;border-left:2px solid transparent;transition:background .12s ease}.sidebar__item:hover{background:var(--bg-soft)}.sidebar__item--active{background:var(--bg-mute);border-left-color:var(--accent)}.sidebar__item-main{flex:1;display:flex;align-items:flex-start;gap:8px;padding:7px 6px 7px 8px;background:transparent;border:none;text-align:left;color:inherit;border-radius:0 7px 7px 0;min-width:0}.sidebar__item-status{width:6px;height:6px;border-radius:50%;margin-top:6px;flex-shrink:0}.sidebar__item-status--ok{background:var(--ok)}.sidebar__item-status--warn{background:var(--warn)}.sidebar__item-status--err{background:var(--err)}.sidebar__item-body{display:flex;flex-direction:column;gap:1px;min-width:0;flex:1}.sidebar__item-line{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--text-muted)}.sidebar__item-profile{font-weight:600;color:var(--text);font-size:11.5px}.sidebar__item-time{font-size:10.5px;color:var(--text-faint);margin-left:auto}.sidebar__item-msg{font-size:12px;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar__item-del{background:transparent;border:none;color:var(--text-faint);padding:0 8px;cursor:pointer;border-radius:0 7px 7px 0;opacity:0;transition:opacity .1s ease,color .1s ease}.sidebar__item:hover .sidebar__item-del{opacity:1}.sidebar__item-del:hover{color:var(--err)}.topbar{display:flex;align-items:center;justify-content:space-between;height:var(--topbar-h);padding:0 24px;border-bottom:1px solid var(--border);background:var(--bg-elev);flex-shrink:0}.topbar__brand{display:flex;align-items:center;gap:12px}.topbar__logo-link{display:inline-flex;align-items:center;height:32px;text-decoration:none;color:inherit;border-radius:6px;padding:0 4px;transition:background .15s}.topbar__logo-link:hover{background:var(--bg-mute)}.topbar__logo{height:22px;width:auto;display:block}.topbar__logo--dark{display:none}@media(prefers-color-scheme:dark){.topbar__logo--light{display:none}.topbar__logo--dark{display:block}}.topbar__divider{font-size:18px;color:var(--text-faint);font-weight:300;user-select:none}.topbar__title{display:flex;flex-direction:column;line-height:1.2}.topbar__title strong{font-size:14.5px}.topbar__title span{color:var(--text-muted);font-size:11px}.community-menu{display:flex;align-items:center;gap:8px}.community-btn{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 12px;border-radius:8px;border:1px solid transparent;background:linear-gradient(135deg,var(--pink),var(--pink-strong));color:#fff;font-size:12.5px;font-weight:600;text-decoration:none;cursor:pointer;transition:transform .05s ease,background .15s ease,box-shadow .15s ease;white-space:nowrap;line-height:1;box-shadow:0 2px 6px var(--pink-soft)}.community-btn:hover{background:var(--pink-strong);box-shadow:0 4px 12px var(--pink-soft)}.community-btn:active{transform:translateY(1px)}.community-dropdown{position:absolute;top:calc(100% + 6px);right:0;min-width:280px;background:var(--bg-elev);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:6px;z-index:30;display:flex;flex-direction:column;gap:2px;animation:dropdown-in .12s ease-out}@keyframes dropdown-in{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.community-dropdown__item{display:flex;flex-direction:column;gap:2px;padding:8px 10px;border-radius:6px;text-decoration:none;color:inherit;transition:background .12s ease}.community-dropdown__item:hover{background:var(--pink-soft)}.community-dropdown__label{font-size:13px;font-weight:600;color:var(--text)}.community-dropdown__desc{font-size:11.5px;color:var(--text-muted);line-height:1.4}.conversation{max-width:var(--thread-max);margin:0 auto;display:flex;flex-direction:column;gap:24px}.conversation__empty{text-align:center;padding:80px 16px 0;color:var(--text-muted);display:flex;flex-direction:column;align-items:center;gap:10px}.conversation__empty-icon{width:48px;height:48px;display:grid;place-items:center;border-radius:50%;background:var(--bg-mute);color:var(--text-faint)}.conversation__empty h2{margin:8px 0 0;font-size:17px;color:var(--text);font-weight:600}.conversation__empty p{margin:0;font-size:13px;max-width:420px;line-height:1.55;color:var(--text-muted)}.user-msg{display:flex;justify-content:flex-end}.user-msg__bubble{max-width:80%;padding:12px 16px;background:var(--accent-soft);color:var(--text);border-radius:18px 18px 4px;font-size:14px;line-height:1.5;white-space:pre-wrap;word-break:break-word}.assistant-msg{display:flex;flex-direction:column;gap:12px;padding:4px 0}.assistant-msg__loading{display:inline-flex;align-items:center;gap:8px;color:var(--text-muted);font-size:13px;padding:8px 0}.assistant-msg__head{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.assistant-msg__error{font-size:12.5px;color:var(--err);padding:8px 12px;background:var(--err-bg);border-radius:var(--radius-sm);border-left:3px solid var(--err)}.assistant-msg__pane{display:flex;flex-direction:column;min-height:80px}.assistant-msg__placeholder{font-size:13px;color:var(--text-muted);padding:14px 0}.assistant-msg__text{font-size:14px;line-height:1.6;white-space:pre-wrap;word-break:break-word;color:var(--text)}.status-pill{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:var(--radius-pill);font-family:JetBrains Mono,monospace;font-size:11.5px;font-weight:600}.status-pill__dot{width:6px;height:6px;border-radius:50%;background:currentColor}.status-pill--ok{background:var(--ok-bg);color:var(--ok)}.status-pill--warn{background:var(--warn-bg);color:var(--warn)}.status-pill--error{background:var(--err-bg);color:var(--err)}.metric-chip{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;background:transparent;border:1px solid var(--border);border-radius:var(--radius-pill);font-family:JetBrains Mono,monospace;font-size:11px;color:var(--text-muted);font-variant-numeric:tabular-nums}.metric-chip__aside{color:var(--text-faint);font-size:10.5px;margin-left:2px}.model-chip{font-size:11px;color:var(--text-muted);font-family:JetBrains Mono,monospace;padding:3px 9px;border:1px dashed var(--border);border-radius:var(--radius-pill);font-variant-numeric:tabular-nums;margin-left:auto}.tab-strip{display:flex;gap:2px;border-bottom:1px solid var(--border);overflow-x:auto;margin-bottom:4px}.tab-strip__btn{background:transparent;border:none;padding:8px 12px;font-size:12px;font-weight:500;color:var(--text-muted);border-bottom:2px solid transparent;margin-bottom:-1px;white-space:nowrap;transition:color .12s ease,border-color .12s ease}.tab-strip__btn:hover{color:var(--text)}.tab-strip__btn--active{color:var(--text);border-bottom-color:var(--accent);font-weight:600}.composer{max-width:var(--thread-max);margin:0 auto;display:flex;flex-direction:column;gap:8px}.composer__profile-row{display:flex;align-items:center;padding:0 2px}.profile-dd{position:relative;display:inline-block}.profile-dd__btn{display:inline-flex;align-items:center;gap:8px;height:36px;padding:0 12px 0 6px;border-radius:var(--radius);border:1px solid var(--border);background:var(--bg-elev);color:var(--text);font-size:12.5px;font-weight:500;cursor:pointer;transition:border-color .15s,background .15s,box-shadow .15s;box-shadow:var(--shadow-xs)}.profile-dd__btn:hover{border-color:var(--border-strong);background:var(--bg-soft)}.profile-dd__btn[aria-expanded=true]{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 14%,transparent)}.profile-dd__icon{width:22px;height:22px;border-radius:5px;background:var(--bg-mute);padding:2px;object-fit:contain;flex-shrink:0}.profile-dd__label{font-weight:600;line-height:1}.profile-dd__category{font-size:10.5px;color:var(--text-faint);font-weight:500;padding:2px 8px;background:var(--bg-mute);border-radius:var(--radius-pill);letter-spacing:.3px;text-transform:uppercase;line-height:1}.profile-dd__menu{position:absolute;bottom:calc(100% + 6px);left:0;min-width:320px;max-width:420px;max-height:60vh;overflow-y:auto;background:var(--bg-elev);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:6px;z-index:30;display:flex;flex-direction:column;gap:1px;animation:dropdown-up-in .12s ease-out;transform-origin:bottom left}@keyframes dropdown-up-in{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.profile-dd__item{display:flex;align-items:flex-start;gap:10px;padding:8px 10px;border-radius:6px;border:none;background:transparent;color:inherit;text-align:left;cursor:pointer;transition:background .12s ease;width:100%}.profile-dd__item:hover{background:var(--bg-soft)}.profile-dd__item--active{background:var(--accent-soft)}.profile-dd__item-icon{width:22px;height:22px;border-radius:5px;background:var(--bg-mute);padding:2px;object-fit:contain;flex-shrink:0;margin-top:1px}.profile-dd__item-body{display:flex;flex-direction:column;gap:2px;min-width:0;flex:1}.profile-dd__item-line{display:flex;align-items:center;gap:8px}.profile-dd__item-label{font-size:13px;font-weight:600;color:var(--text)}.profile-dd__item-tag{font-size:10px;color:var(--text-faint);font-weight:600;padding:1px 6px;background:var(--bg-mute);border-radius:var(--radius-pill);letter-spacing:.3px;text-transform:uppercase}.profile-dd__item-blurb{font-size:11.5px;color:var(--text-muted);line-height:1.4}.profile-dd__item-check{color:var(--accent);flex-shrink:0;margin-top:4px}.composer__wrap{background:var(--bg-elev);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);display:flex;flex-direction:column;overflow:hidden;transition:border-color .15s}.composer__wrap:focus-within{border-color:color-mix(in srgb,var(--accent) 50%,var(--border));box-shadow:var(--shadow-md),0 0 0 3px color-mix(in srgb,var(--accent) 14%,transparent)}.composer__panel{border-bottom:1px solid var(--border);padding:12px 14px;background:var(--bg-soft);animation:panel-in .15s ease-out}@keyframes panel-in{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.composer__panel-grid{display:grid;grid-template-columns:1fr 1fr 1.5fr;gap:10px}@media(max-width:720px){.composer__panel-grid{grid-template-columns:1fr}}.composer-field{display:flex;flex-direction:column;gap:4px}.composer-field span{font-size:10.5px;font-weight:600;letter-spacing:.5px;text-transform:uppercase;color:var(--text-faint)}.composer-field input{font-family:JetBrains Mono,monospace;font-size:12px;padding:7px 9px;width:100%}.composer-field__label-row{display:inline-flex;align-items:center;gap:6px}.composer-field__status{font-size:9.5px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;padding:2px 6px;border-radius:var(--radius-pill);background:var(--bg-mute);color:var(--text-faint);line-height:1}.composer-field__status--set{background:var(--ok-bg);color:var(--ok)}.composer-field__input-wrap{position:relative;display:flex;align-items:center}.composer-field__input-wrap input{padding-right:32px}.composer-field__input-wrap--set input{padding-right:78px}.composer-field__input-wrap--set input{border-color:color-mix(in srgb,var(--ok) 40%,var(--border));background:color-mix(in srgb,var(--ok-bg) 50%,var(--bg-elev))}.composer-field__action{position:absolute;right:32px;top:50%;transform:translateY(-50%);height:22px;padding:0 8px;background:transparent;border:1px solid var(--border);border-radius:4px;color:var(--text-muted);font-size:10.5px;font-weight:600;letter-spacing:.3px;text-transform:uppercase;cursor:pointer;line-height:1;transition:color .12s,background .12s,border-color .12s}.composer-field__action:hover{color:var(--err);border-color:var(--err);background:var(--err-bg)}.composer-field__toggle{position:absolute;right:4px;top:50%;transform:translateY(-50%);width:24px;height:24px;display:grid;place-items:center;background:transparent;border:none;border-radius:4px;color:var(--text-faint);cursor:pointer;transition:color .12s,background .12s}.composer-field__toggle:hover:not(:disabled){color:var(--text);background:var(--bg-mute)}.composer-field__toggle:disabled{opacity:.4;cursor:not-allowed}.composer__panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.composer__panel-label{display:inline-flex;align-items:center;gap:8px;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--text-faint)}.composer__panel-tag{font-size:9.5px;font-weight:700;letter-spacing:.4px;padding:2px 7px;border-radius:var(--radius-pill);background:var(--bg-mute);color:var(--text-faint);line-height:1.1;text-transform:uppercase}.composer__panel-tag--ok{background:var(--ok-bg);color:var(--ok)}.composer__panel-tag--accent{background:var(--accent-soft);color:var(--accent)}.composer__panel-head-actions{display:inline-flex;align-items:center;gap:10px}.composer__panel-note{margin:0 0 10px;font-size:11.5px;line-height:1.45;color:var(--text-muted)}.composer__panel-link{background:transparent;border:none;color:var(--accent);font-size:12px;font-weight:500;padding:2px 6px;border-radius:4px;cursor:pointer}.composer__panel-link:hover{background:var(--accent-soft)}.composer__system{width:100%;border:1px solid var(--border);background:var(--bg-elev);border-radius:var(--radius-sm);padding:10px 12px;resize:vertical;min-height:80px}.composer__input{position:relative;display:flex;align-items:stretch;background:transparent}.composer__textarea{flex:1;background:transparent;border:none;border-radius:0;padding:14px 56px 14px 16px;font-family:inherit;font-size:14px;line-height:1.5;min-height:56px;max-height:220px;overflow-y:auto;resize:none}.composer__textarea:focus{outline:none;box-shadow:none;border-color:transparent}.composer__send{position:absolute;right:10px;bottom:10px;width:32px;height:32px;border-radius:50%;border:none;background:var(--accent);color:#fff;display:grid;place-items:center;cursor:pointer;transition:background .15s,transform .05s,opacity .15s;box-shadow:0 2px 6px color-mix(in srgb,var(--accent) 30%,transparent)}.composer__send:hover:not(:disabled){background:var(--accent-strong)}.composer__send:active:not(:disabled){transform:translateY(1px)}.composer__send:disabled{opacity:.4;cursor:not-allowed;box-shadow:none}.composer__send--code{background:linear-gradient(135deg,#8b5cf6,#7c3aed);box-shadow:0 2px 6px #8b5cf659}.composer__send--code:hover:not(:disabled){background:linear-gradient(135deg,#7c3aed,#6d28d9)}.composer__save{position:absolute;right:50px;bottom:10px;height:32px;padding:0 12px 0 10px;display:inline-flex;align-items:center;gap:6px;border:1px solid var(--border-strong);background:var(--bg-elev);color:var(--text-muted);border-radius:999px;font-size:11.5px;font-weight:600;cursor:pointer;transition:color .12s,background .12s,border-color .12s,box-shadow .12s;box-shadow:var(--shadow-xs)}.composer__save:hover:not(:disabled){color:var(--text);border-color:var(--text-faint);background:var(--bg-soft)}.composer__save:disabled{opacity:.55;cursor:not-allowed}.composer__save--saving{color:var(--text-muted)}.composer__save--saved{background:var(--ok-bg);border-color:color-mix(in srgb,var(--ok) 50%,var(--border));color:var(--ok)}.composer__save--saved:hover:not(:disabled){background:var(--ok-bg);color:var(--ok)}.composer__save--error{background:var(--err-bg);border-color:color-mix(in srgb,var(--err) 50%,var(--border));color:var(--err)}.composer__save-label{line-height:1}.composer__input:has(.composer__save) 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