:root{color-scheme:light;--canvas: #f8f8f6;--paper: #ffffff;--sidebar: #f2f2ef;--ink: #20211f;--muted: #6d706c;--faint: #92958f;--line: #e6e7e2;--line-strong: #d7d9d2;--accent: #326b59;--accent-hover: #285747;--accent-soft: #e8f0eb;--warning: #a96612;--danger: #b8413a;--shadow: 0 12px 38px rgba(32,38,33,.12), 0 2px 6px rgba(32,38,33,.06);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Hiragino Sans,Yu Gothic,Noto Sans JP,sans-serif;font-synthesis:none}*{box-sizing:border-box}html,body{width:100%;height:100%;margin:0;overflow:hidden}body{background:var(--canvas);color:var(--ink);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid rgba(50,107,89,.35);outline-offset:2px}.app-shell{display:flex;height:100dvh;min-height:0}.sidebar{width:278px;flex:0 0 278px;background:var(--sidebar);display:flex;flex-direction:column;padding:19px 13px 14px;border-right:1px solid var(--line);z-index:20}.side-top{display:flex;align-items:center;justify-content:space-between;margin:0 6px 21px}.brand,.brand-mobile{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-weight:650;letter-spacing:-.02em}.brand-mark{display:inline-grid;place-items:center;width:29px;height:29px;color:#fff;background:var(--accent);border-radius:9px;font-family:Georgia,serif;font-size:19px;font-weight:500}.new-chat,.side-action{width:100%;border:1px solid var(--line-strong);border-radius:10px;background:#ffffff8c;text-align:left;padding:10px 12px;font-size:13.5px;transition:background .16s,border-color .16s}.new-chat:hover,.side-action:hover{background:#fff;border-color:#c7ccc3}.plus{display:inline-block;margin-right:6px;color:var(--accent);font-size:18px;vertical-align:-1px}.history-label{margin:26px 8px 9px;text-transform:uppercase;font-size:10px;letter-spacing:.12em;color:var(--faint);font-weight:700}.chat-list{overflow-y:auto;flex:1;min-height:0;scrollbar-width:thin}.chat-item{display:flex;align-items:center;gap:3px;border-radius:8px;margin:2px 0;padding:2px}.chat-item:hover,.chat-item.active{background:#e7e8e3}.chat-open{flex:1;min-width:0;border:0;background:transparent;text-align:left;padding:8px;font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-remove{width:28px;height:28px;flex:0 0 28px;border:0;background:transparent;color:var(--faint);border-radius:6px;font-size:18px;opacity:0}.chat-item:hover .chat-remove,.chat-item:focus-within .chat-remove{opacity:1}.chat-remove:hover{background:#daddd5;color:var(--danger)}.side-bottom{padding-top:13px;border-top:1px solid var(--line)}.side-action{border:0;background:transparent;font-size:13px}.side-glyph{width:23px;display:inline-block;color:var(--muted)}.privacy-note{display:flex;align-items:center;gap:7px;margin:13px 8px 2px;color:var(--muted);font-size:11px}.privacy-dot,.network-chip i,.gpu-indicator{width:7px;height:7px;border-radius:50%;background:#4d9d70;box-shadow:0 0 0 3px #4d9d701f}.main-column{min-width:0;flex:1;display:flex;flex-direction:column;height:100%;background:var(--paper);position:relative}.topbar{height:62px;min-height:62px;padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line);background:#fffffff2;z-index:4}.top-left,.top-right,.top-model{display:flex;align-items:center;gap:10px}.brand-mobile{display:none;font-size:13px}.icon-btn{width:36px;height:36px;display:grid;place-items:center;border:0;background:transparent;border-radius:8px;font-size:20px;color:var(--muted)}.icon-btn:hover{background:#f0f1ed;color:var(--ink)}.menu-button{display:none}.top-model{flex:1;justify-content:center}#modelSelect{min-width:200px;max-width:min(54vw,450px);padding:8px 32px 8px 11px;border:1px solid var(--line);border-radius:9px;background:#fff;font-size:12px;color:#3b3e3a}.load-button{border:1px solid var(--accent);background:var(--accent);color:#fff;border-radius:8px;padding:8px 12px;font-size:12px;font-weight:600;white-space:nowrap;transition:background .15s}.load-button:hover{background:var(--accent-hover)}.load-button.loaded{background:var(--accent-soft);border-color:var(--accent-soft);color:var(--accent)}.load-button:disabled{opacity:.55;cursor:wait}.network-chip{display:inline-flex;align-items:center;gap:8px;color:var(--muted);border:1px solid var(--line);border-radius:20px;padding:5px 10px;font-size:11px;white-space:nowrap}.network-chip.offline i{background:#bb6f30;box-shadow:0 0 0 3px #bb6f301f}.chat-main{position:relative;flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;scroll-behavior:smooth;padding:24px 24px 18px}.welcome{max-width:760px;margin:clamp(25px,7vh,74px) auto 40px;text-align:center}.welcome[hidden]{display:none}.welcome-symbol{display:flex;justify-content:center;align-items:center;gap:4px;width:46px;height:46px;margin:0 auto 17px;border:1px solid #dce5de;background:#f5f8f5;border-radius:15px}.welcome-symbol span{width:5px;border-radius:5px;background:var(--accent)}.welcome-symbol span:nth-child(1){height:13px;opacity:.55}.welcome-symbol span:nth-child(2){height:22px}.welcome-symbol span:nth-child(3){height:16px;opacity:.75}.welcome-kicker,.dialog-kicker{margin:0 0 8px;color:var(--accent);font-size:9px;letter-spacing:.18em;font-weight:700}.welcome h1{margin:0;font-size:clamp(27px,3vw,38px);letter-spacing:-.045em;font-weight:570;line-height:1.25}.welcome-copy{max-width:530px;margin:13px auto 28px;color:var(--muted);font-size:13px;line-height:1.8}.welcome-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;text-align:left}.prompt-card{min-height:86px;border:1px solid var(--line);background:#fff;border-radius:11px;padding:13px 14px;text-align:left;transition:border-color .15s,transform .15s,box-shadow .15s}.prompt-card:hover{border-color:#c4d4c9;transform:translateY(-1px);box-shadow:0 5px 14px #2443310f}.prompt-card b{display:block;margin-bottom:5px;font-size:12px;font-weight:650}.prompt-card span{display:block;color:var(--muted);font-size:10.5px;line-height:1.5}.gpu-note{display:inline-flex;align-items:center;justify-content:center;gap:8px;margin-top:24px;color:var(--muted);font-size:10.5px}.gpu-indicator.bad{background:#bd724a;box-shadow:0 0 0 3px #bd724a1f}.messages{width:100%;max-width:780px;margin:0 auto;padding:6px 0 30px}.message{display:flex;gap:13px;margin:0 0 26px;animation:enter .18s ease-out}.message-avatar{width:30px;height:30px;flex:0 0 30px;display:grid;place-items:center;border-radius:50%;font-size:9px;font-weight:650;margin-top:2px}.assistant-avatar{color:#fff;background:var(--accent);font-family:Georgia,serif;font-size:16px}.user-avatar{color:#585a55;background:#eceee9;font-size:8px}.message-body{min-width:0;flex:1}.message-heading{margin-bottom:5px;color:#424540;font-size:12px;font-weight:650}.message-text{color:#292b28;font-size:14px;line-height:1.82;white-space:pre-wrap;overflow-wrap:anywhere}.user-message .message-text{display:inline-block;max-width:100%;background:#f3f4f1;border:1px solid #eef0eb;border-radius:12px;padding:10px 13px}.assistant-message .message-text{padding-top:1px}.composer-area{padding:10px 24px max(13px,env(safe-area-inset-bottom));background:linear-gradient(to top,#fff 84%,#ffffffeb);z-index:3}.composer-wrap{max-width:780px;min-height:54px;margin:0 auto;display:flex;align-items:flex-end;gap:10px;padding:8px 9px 8px 16px;border:1px solid #dcded8;border-radius:15px;background:#fff;box-shadow:0 5px 20px #21272112}.composer-wrap:focus-within{border-color:#9eb9a8;box-shadow:0 0 0 3px #326b5912,0 5px 20px #2127210f}#promptInput{flex:1;min-width:0;max-height:180px;resize:none;border:0;outline:0;background:transparent;padding:7px 0;font-size:14px;line-height:1.6}#promptInput:focus-visible{outline:0}#promptInput::placeholder{color:#9a9d97}#promptInput:disabled{opacity:.55}.send-button{width:35px;height:35px;flex:0 0 35px;border:0;border-radius:10px;background:var(--accent);color:#fff;font-size:19px;font-weight:600;line-height:1}.send-button:hover:not(:disabled){background:var(--accent-hover)}.send-button:disabled{background:#e7e9e4;color:#a5a9a2;cursor:not-allowed}.composer-hint{max-width:780px;margin:8px auto 0;text-align:center;color:var(--faint);font-size:9.5px}.load-overlay{position:absolute;top:0;right:0;bottom:0;left:0;z-index:2;display:grid;place-items:center;background:#ffffffd4;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);padding:20px}.load-overlay[hidden]{display:none}.load-card{width:min(100%,430px);padding:27px 27px 22px;border:1px solid var(--line);border-radius:17px;background:#fff;box-shadow:var(--shadow);text-align:center}.spinner{width:30px;height:30px;margin:0 auto 15px;border:3px solid #e6eee8;border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}.load-card h2{margin:0 0 7px;font-size:18px;font-weight:650}.load-card p{margin:0;color:var(--muted);font-size:12px}.progress-track{height:6px;overflow:hidden;margin:21px 0 9px;border-radius:10px;background:#eceeea}.progress-fill{width:2%;height:100%;border-radius:inherit;background:var(--accent);transition:width .2s ease}.progress-meta{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:11px}.text-button{border:0;background:none;color:var(--muted);font-size:11px;text-decoration:underline}.load-card .load-footnote{margin-top:16px;color:var(--faint);font-size:10px}.scrim{display:none}.settings-dialog{width:min(94vw,540px);max-height:min(88dvh,850px);padding:0;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);background:#fff;color:var(--ink)}.settings-dialog::backdrop{background:#1a1f1b54;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.dialog-header{position:sticky;top:0;z-index:1;display:flex;align-items:center;justify-content:space-between;padding:19px 22px 14px;background:#fffffff5;border-bottom:1px solid var(--line)}.dialog-kicker{margin-bottom:2px}.dialog-header h2{margin:0;font-size:20px;letter-spacing:-.03em}.settings-content{padding:3px 22px 18px;overflow:auto}.setting-section{padding:18px 0 17px;border-bottom:1px solid var(--line)}.setting-section:last-child{border-bottom:0}.setting-section h3{margin:0 0 11px;font-size:13px}.status-row{display:flex;justify-content:space-between;gap:15px;padding:7px 0;color:var(--muted);font-size:12px}.status-row strong{color:var(--ink);font-weight:600}.status-row strong.state-good{color:var(--accent)}.status-row strong.state-warn{color:var(--warning)}.setting-help{margin:8px 0 12px;color:var(--muted);font-size:11px;line-height:1.75}.setting-help strong{color:var(--ink)}.setting-help.compact{font-size:10px}.field-label{display:block;margin:12px 0 5px;color:#4c504a;font-size:11px;font-weight:600}.settings-textarea,.settings-input{width:100%;border:1px solid var(--line-strong);border-radius:8px;padding:9px 10px;background:#fff;font-size:12px}.settings-textarea{resize:vertical;line-height:1.6}.settings-input{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:10px}.secondary-button,.danger-button{border:1px solid var(--line-strong);border-radius:8px;background:#fff;padding:8px 11px;font-size:11px;margin-top:10px}.secondary-button:hover{background:#f5f6f3}.danger-button{color:var(--danger);border-color:#ebd1cf}.danger-button:hover{background:#fff7f6}.dialog-footer{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding:10px 22px 14px;color:var(--faint);font-size:10px}.dialog-footer .secondary-button{margin:0}.toast{position:fixed;z-index:50;left:50%;bottom:calc(85px + env(safe-area-inset-bottom));transform:translate(-50%,8px);max-width:min(90vw,550px);padding:10px 14px;border-radius:9px;background:#262b27;color:#fff;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:opacity .18s,transform .18s;font-size:11px}.toast.show{opacity:1;transform:translate(-50%)}@keyframes spin{to{transform:rotate(360deg)}}@keyframes enter{0%{opacity:.35;transform:translateY(3px)}to{opacity:1;transform:none}}@media(max-width:760px){.sidebar{position:fixed;inset:0 auto 0 0;width:min(82vw,300px);transform:translate(-102%);transition:transform .22s ease;box-shadow:none}.sidebar.open{transform:translate(0);box-shadow:var(--shadow)}.sidebar-close{display:grid}.scrim.visible{display:block;position:fixed;top:0;right:0;bottom:0;left:0;z-index:19;background:#191e1a40}.menu-button{display:grid}.brand-mobile{display:flex}.brand-mobile .brand-mark{width:25px;height:25px;font-size:16px;border-radius:8px}.topbar{height:auto;min-height:57px;padding:8px 12px;gap:8px;flex-wrap:wrap}.top-left{min-width:130px}.top-model{order:3;width:100%;justify-content:stretch}#modelSelect{flex:1;min-width:0;max-width:none}.top-right{margin-left:auto}.network-chip{font-size:10px;padding:4px 8px}.chat-main{padding:18px 15px 12px}.welcome{margin-top:clamp(22px,5vh,46px)}.welcome-cards{grid-template-columns:1fr;max-width:390px;margin:0 auto;gap:7px}.prompt-card{min-height:auto;padding:10px 12px}.prompt-card b{margin-bottom:2px}.gpu-note{max-width:330px;font-size:9px}.composer-area{padding:8px 12px max(9px,env(safe-area-inset-bottom))}.message{gap:9px;margin-bottom:20px}.message-avatar{width:27px;height:27px;flex-basis:27px}.message-text{font-size:13px}.composer-hint{font-size:8.5px}.load-card{padding:23px 18px 19px}}@media(max-width:390px){.brand-mobile{font-size:12px}.top-left{min-width:112px}.load-button{padding:8px 9px;font-size:10px}.welcome h1{font-size:26px}.welcome-copy{font-size:12px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}}