:root,[data-theme="light"]{color-scheme:light;--bg:#f5f8fc;--panel:#fff;--text:#203448;--muted:#60748a;--line:#d9e3ed;--mint:#137e68;--blue:#2376ad;--input:#f7f9fc;--danger:#b43143;--shadow:0 20px 70px #24394d26}
[data-theme="dark"]{color-scheme:dark;--bg:#0c1420;--panel:#142131;--text:#eaf1f8;--muted:#a6b8ca;--line:#30445a;--mint:#8ce5cd;--blue:#8ab9ee;--input:#0e1a29;--danger:#ff9aad;--shadow:0 20px 70px #0007}
body{background:var(--bg);color:var(--text)}.feature-card,.account-panel{background:var(--panel);border-color:var(--line)}label,nav,.eyebrow{color:var(--muted)}input,select,textarea{background:var(--input);border-color:var(--line);color:var(--text)}.secondary{color:var(--text)}.gradient-text{background:linear-gradient(110deg,var(--mint),var(--blue));background-clip:text;-webkit-background-clip:text}.status-label{color:var(--mint)}.form-error{background:var(--panel);color:var(--danger);border-color:var(--danger)}.brand img{max-width:100%}.account-meta{overflow-wrap:anywhere}
.card-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.gear-button{width:44px;height:44px;display:grid;place-items:center;border:1px solid var(--line);background:var(--input);color:var(--text);border-radius:12px;flex-shrink:0;cursor:pointer}.gear-button svg{width:22px;height:22px}.card-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.card-actions .button{min-height:44px}.primary{color:#0e2b29;background:#9bf1d4}
dialog.app-modal{width:min(680px,calc(100% - 24px));max-height:calc(100dvh - 32px);padding:0;border:1px solid var(--line);border-radius:20px;background:var(--panel);color:var(--text);box-shadow:var(--shadow);overflow:auto}dialog::backdrop{background:#07152299;backdrop-filter:blur(3px)}.modal-header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:22px 24px;border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--panel);z-index:1}.modal-header h2{font-size:23px}.icon-close{width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:var(--input);color:var(--text);font-size:24px;cursor:pointer}.modal-body{padding:22px 24px}.modal-intro{color:var(--muted);font-size:13px;margin-top:0}.instruction-list{display:grid;gap:12px;list-style:none;margin:18px 0;padding:0}.instruction-item{border:1px solid var(--line);border-radius:12px;padding:16px;background:var(--input)}.instruction-content{white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;line-height:1.6;margin:0}.instruction-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:12px}.small-button{min-height:44px;min-width:64px;background:var(--panel);border:1px solid var(--line);color:var(--text);border-radius:8px;padding:8px 13px;cursor:pointer}.small-button.danger{color:var(--danger)}.instruction-editor{border-top:1px solid var(--line);padding-top:20px}.instruction-editor textarea{width:100%;min-height:130px;resize:vertical;border:1px solid var(--line);border-radius:10px;padding:12px;font:14px/1.6 system-ui;margin-top:8px}.editor-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}.modal-status{min-height:24px;font-size:13px;overflow-wrap:anywhere;color:var(--mint)}.modal-status.error{color:var(--danger)}.theme-options{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:20px 0}.theme-choice{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:14px;padding:18px;color:var(--text);min-height:68px;cursor:pointer}.theme-choice:has(input:checked){outline:2px solid var(--mint);outline-offset:2px}.theme-choice input{width:20px;height:20px;margin:0;accent-color:var(--mint)}
[data-theme="dark"] .sidebar,[data-theme="dark"] .composer,[data-theme="dark"] .login-panel,[data-theme="dark"] .suggestions button,[data-theme="dark"] button{background:var(--panel);color:var(--text)}[data-theme="dark"] .main{background:var(--bg)}[data-theme="dark"] .composer textarea{color:var(--text)}[data-theme="dark"] .message.user,[data-theme="dark"] .message-body th,[data-theme="dark"] .file-chip,[data-theme="dark"] .source,[data-theme="dark"] .message-body code,[data-theme="dark"] #threads .thread:hover,[data-theme="dark"] #threads .thread.selected{background:#1a3043;color:var(--text);border-color:var(--line)}[data-theme="dark"] .topbar h1,[data-theme="dark"] .welcome h2,[data-theme="dark"] .suggestions strong{color:var(--text)}[data-theme="dark"] .composer-area{background:var(--bg)}[data-theme="dark"] .sidebar-footer img{background:#fff;border-radius:8px;padding:3px}
@media(max-width:600px){.wrap{width:calc(100% - 32px)}.header{height:88px;gap:16px}.onboarding{padding-top:12px}.onboarding h1{font-size:31px;letter-spacing:-1.5px}.onboarding-grid{gap:14px}.feature-card{padding:22px}.modal-header,.modal-body{padding:18px}.modal-header h2{font-size:20px}.card-actions .button{width:100%}.theme-choice{padding:14px}.modal-header{align-items:center}dialog.app-modal{max-height:calc(100dvh - 20px);border-radius:16px}.onboarding .feature-card h3{font-size:19px}}
@media(max-width:600px){input,select,textarea,.instruction-editor textarea{font-size:16px}body:has(dialog[open]){overflow:hidden}}

.card-actions{display:flex;gap:10px}.card-actions .button{flex:1 1 0;width:auto;min-width:0;min-height:48px;gap:7px;padding:12px 8px;line-height:1.35}.card-actions .button svg{width:18px;height:18px;flex-shrink:0}.card-actions .button span{overflow-wrap:normal}

.onboarding-grid>.feature-card{display:flex;flex-direction:column}.onboarding-grid .card-actions{margin-top:auto;padding-top:20px}
.workspace-link{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:8px 12px;border:1px solid var(--line);border-radius:8px;background:var(--panel);color:var(--mint);font-size:11px;white-space:nowrap}.top-actions{flex-wrap:wrap}.top-actions button{min-height:44px}@media(max-width:680px){.topbar{flex-wrap:wrap;gap:12px;align-items:flex-start}.top-actions{gap:8px;max-width:100%}.workspace-link{display:inline-flex}}
[data-theme="dark"] .chat-tabs button.selected{color:var(--mint)}[data-theme="dark"] .search-label input{background:var(--input);color:var(--text);border-color:var(--line)}
\n.thinking-feed{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:10px 12px;margin:0 0 10px;border:1px solid var(--line);border-radius:10px;background:var(--panel);color:var(--mint);font-size:12px}.thinking-feed[hidden]{display:none}.thinking-dots{display:flex;gap:4px;flex-shrink:0}.thinking-dots i{width:6px;height:6px;border-radius:50%;background:var(--mint);animation:thinking-pulse 1.2s infinite}.thinking-dots i:nth-child(2){animation-delay:.2s}.thinking-dots i:nth-child(3){animation-delay:.4s}#thinking-phase{flex:1;min-width:0;overflow-wrap:anywhere}#thinking-elapsed{color:var(--muted);font-size:11px}.follow-up-mode{font-size:10px;color:var(--muted);margin:8px 0 0;line-height:1.6}@keyframes thinking-pulse{0%,80%,100%{opacity:.3;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}@media(prefers-reduced-motion:reduce){.thinking-dots i{animation:none;opacity:1}}\n