.gpos-studio{--gs-bg:#110b19;--gs-panel:#1b1225;--gs-card:#251a31;--gs-border:#41314f;--gs-text:#f4edf9;--gs-muted:#beafcc;--gs-accent:#f59bdf;--gs-button:#a21de1;display:grid;grid-template-columns:238px minmax(0,1fr);width:min(1320px,100%);height:780px;max-height:90svh;min-height:540px;margin:24px auto;background:var(--gs-bg);color:var(--gs-text);border:1px solid var(--gs-border);border-radius:20px;overflow:hidden;box-shadow:0 24px 70px #0a021d30;font:15px/1.6 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;text-align:left;box-sizing:border-box;color-scheme:dark}.gpos-studio *{box-sizing:border-box}.gpos-studio :is(button,input,textarea,select){font:inherit}.gpos-studio button{cursor:pointer;min-height:40px}.gpos-studio :is(button,a,select,textarea):focus-visible{outline:3px solid var(--gs-accent);outline-offset:3px}.gpos-studio button:disabled{opacity:.5;cursor:not-allowed}.gpos-studio a{color:var(--gs-accent);text-decoration:underline;text-underline-offset:3px}.gpos-studio [hidden],.gpos-studio[hidden],.gpos-bubble[hidden]{display:none!important}.gpos-side{display:flex;flex-direction:column;padding:26px 18px;background:var(--gs-panel);border-right:1px solid var(--gs-border);min-height:0;gap:18px}.gpos-wordmark{display:flex;align-items:center;gap:12px;font-size:20px}.gpos-mark{color:var(--gs-accent);font-size:27px}.gpos-studio .gpos-new{background:var(--gs-card);border:1px solid #80519e;color:var(--gs-text);border-radius:12px;padding:12px}.gpos-caption{font-size:10px;letter-spacing:1.6px;color:var(--gs-muted);margin-top:14px}.gpos-history{overflow:auto;flex:1}.gpos-history button{border:0;background:transparent;color:var(--gs-muted);display:block;text-align:left;width:100%;padding:11px 12px;margin:3px 0;border-radius:9px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.gpos-history button.is-current,.gpos-history button:hover{background:var(--gs-card);color:var(--gs-text)}.gpos-empty-history{font-size:13px;color:var(--gs-muted)}.gpos-side-bottom{border-top:1px solid var(--gs-border);padding-top:14px;display:grid;gap:10px}.gpos-side-bottom button{border:0;background:none;text-align:left;color:var(--gs-muted);font-size:12px;padding:0}.gpos-side-bottom small{font-size:11px;color:var(--gs-muted)}.gpos-admin-link{font-size:12px}.gpos-main{display:flex;flex-direction:column;min-width:0;min-height:0}.gpos-toolbar{padding:16px 24px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--gs-border);gap:12px}.gpos-tabs{display:flex;padding:4px;background:var(--gs-panel);border:1px solid var(--gs-border);border-radius:12px;gap:4px}.gpos-tabs button{border:0;border-radius:8px;background:none;color:var(--gs-muted);padding:6px 17px;font-weight:600}.gpos-tabs button[aria-selected=true]{background:var(--gs-card);color:var(--gs-accent);box-shadow:0 2px 8px #0002}.gpos-window-controls{display:flex;gap:7px}.gpos-window-controls button{color:var(--gs-muted);background:transparent;border:1px solid var(--gs-border);width:38px;min-height:36px;border-radius:9px;font-size:20px}.gpos-modelbar{display:flex;align-items:end;gap:14px;padding:16px 24px;background:var(--gs-panel)}.gpos-modelbar label{display:grid;gap:5px;font-size:11px;letter-spacing:.3px;color:var(--gs-muted);min-width:0}.gpos-modelbar select{background:var(--gs-bg);border:1px solid var(--gs-border);color:var(--gs-text);padding:10px 32px 10px 12px;border-radius:9px;width:100%;max-width:100%;font-size:14px;min-height:43px}.gpos-model-field{flex:1}.gpos-quota{font-size:12px;color:var(--gs-accent);padding-bottom:11px;white-space:nowrap}.gpos-thread{flex:1;min-height:0;overflow:auto;padding:24px;overscroll-behavior:contain;scrollbar-color:var(--gs-border) transparent}.gpos-welcome{max-width:700px;margin:14px auto 0;text-align:center}.gpos-orb{display:grid;place-items:center;margin:0 auto 14px;width:64px;height:64px;border-radius:20px;background:radial-gradient(ellipse at top left,#963c9d,#321544);border:1px solid #845296;color:#ffd2f5;font-size:34px;box-shadow:0 8px 50px #d435ca22}.gpos-eyebrow{font-size:9px;color:var(--gs-accent);letter-spacing:2px}.gpos-studio .gpos-welcome h2{color:var(--gs-text);font-size:clamp(24px,2.8vw,36px);line-height:1.2;letter-spacing:-1px;margin:14px 0}.gpos-welcome p{color:var(--gs-muted);font-size:15px;max-width:480px;margin:0 auto 22px}.gpos-suggestions{display:grid;grid-template-columns:1fr 1fr;gap:10px;max-width:590px;margin:auto}.gpos-suggestions button{padding:14px 16px;background:var(--gs-panel);border:1px solid var(--gs-border);border-radius:12px;color:var(--gs-text);text-align:left;font-size:13px}.gpos-suggestions button:hover{background:var(--gs-card);border-color:#9b6db0}.gpos-notice{margin:0 24px 10px;padding:11px 14px;border-radius:9px;background:var(--gs-card);border:1px solid var(--gs-border);color:var(--gs-text);font-size:13px;line-height:1.5}.gpos-notice.is-error{border-color:#bd6a75}.gpos-composer{display:flex;align-items:end;gap:12px;margin:0 24px;padding:12px;background:var(--gs-panel);border:1px solid #735184;border-radius:16px;box-shadow:0 6px 24px #0001}.gpos-composer textarea{resize:none;min-height:50px;max-height:160px;width:100%;border:0;background:transparent;color:var(--gs-text);padding:5px 8px;outline-offset:0}.gpos-composer textarea::placeholder{color:var(--gs-muted);opacity:1}.gpos-composer button{background:linear-gradient(135deg,#bc23e4,#851ac3);color:#fff;border:1px solid #cd7cec;border-radius:11px;flex:0 0 44px;height:44px;font-size:24px}.gpos-foot{display:flex;justify-content:space-between;gap:10px;padding:12px 24px 16px;font-size:10px;color:var(--gs-muted);align-items:center}.gpos-foot [data-auth]{display:flex;gap:12px;white-space:nowrap}.gpos-message{max-width:820px;margin:0 auto 22px;padding:18px 20px;border-radius:15px;background:var(--gs-panel);border:1px solid var(--gs-border);overflow-wrap:anywhere}.gpos-message.is-user{margin-left:12%;background:var(--gs-card)}.gpos-message-label{font-size:11px;letter-spacing:.5px;color:var(--gs-accent);margin-bottom:8px;font-weight:700}.gpos-message-body{white-space:pre-wrap;line-height:1.8}.gpos-message-body pre{overflow:auto;background:var(--gs-bg);color:var(--gs-text);padding:16px;border-radius:10px;white-space:pre;font-size:13px}.gpos-message-body strong{color:#f6ce87}.gpos-message img{display:block;max-width:100%;max-height:500px;object-fit:contain;border-radius:12px;margin-bottom:10px}.gpos-copy{border:1px solid var(--gs-border);background:transparent;color:var(--gs-muted);border-radius:8px;padding:5px 14px;margin-top:12px;font-size:12px!important}.gpos-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.gpos-bubble{position:fixed;right:24px;bottom:24px;z-index:99999;color:white;background:#7825a4;border:1px solid #ce9ee8;border-radius:30px;padding:15px 22px;box-shadow:0 8px 30px #0004;font:600 15px system-ui;cursor:pointer}.gpos-studio.gpos-fullscreen{position:fixed;inset:0;z-index:99998;width:100%;height:100dvh;max-height:none;border-radius:0;margin:0}.gpos-expanded{overflow:hidden}.gpo-chat-embedded .gpos-studio{margin:0;width:100%;height:100dvh;max-height:none;min-height:0;border:0;border-radius:0;grid-template-columns:1fr}.gpo-chat-embedded .gpos-side{display:none}.gpo-chat-embedded .gpos-window-controls{display:none}html[data-gpo-theme=light] .gpos-studio{--gs-bg:#fcf9ff;--gs-panel:#f4edf9;--gs-card:#e9ddf2;--gs-border:#d0bddd;--gs-text:#251532;--gs-muted:#675374;--gs-accent:#84339c;color-scheme:light}html[data-gpo-theme=light] .gpos-message-body strong{color:#8a480d}@media(max-width:900px){.gpos-studio{grid-template-columns:190px minmax(0,1fr)}.gpos-side{padding:20px 12px}.gpos-modelbar{flex-wrap:wrap}.gpos-quota{width:100%;padding:0}.gpos-modelbar label:first-child{width:36%}.gpos-toolbar,.gpos-modelbar{padding:12px 16px}.gpos-thread{padding:18px}.gpos-foot{flex-wrap:wrap}.gpos-tabs button{padding:6px 10px}}@media(max-width:640px){.gpos-studio{grid-template-columns:1fr;min-height:600px;height:85svh;margin:12px auto;border-radius:14px}.gpos-side{display:none}.gpos-toolbar{gap:5px;padding:10px}.gpos-tabs button{font-size:12px;padding:5px 9px}.gpos-window-controls{gap:4px}.gpos-window-controls button{width:32px}.gpos-modelbar{gap:10px;padding:10px 14px}.gpos-modelbar select{font-size:12px;padding-left:8px}.gpos-suggestions{grid-template-columns:1fr}.gpos-suggestions button{padding:10px 12px}.gpos-welcome{margin:0 auto}.gpos-welcome h2{font-size:26px!important}.gpos-orb{height:48px;width:48px;font-size:26px;margin-bottom:8px}.gpos-welcome p{font-size:13px;margin-bottom:14px}.gpos-thread{padding:14px}.gpos-eyebrow{font-size:8px}.gpos-composer{margin:0 12px;padding:8px}.gpos-notice{margin:0 12px 8px}.gpos-foot{padding:10px 14px;font-size:10px}.gpos-message{padding:14px}.gpos-message.is-user{margin-left:5%}}
.gpos-studio{position:relative}.gpos-studio [data-history-toggle]{display:none}@media(max-width:640px){.gpos-studio [data-history-toggle]{display:block}.gpos-studio.gpos-history-open .gpos-side{display:flex;position:absolute;top:66px;left:0;bottom:0;width:min(82%,280px);z-index:10;box-shadow:16px 0 40px #0005}.gpos-tabs button{padding:5px 6px}.gpos-window-controls button{width:29px}.gpos-toolbar{flex-wrap:wrap}}
/* Compact viewport layout and explicit controls. */
.gpos-studio{height:var(--gs-available-height,min(740px,calc(100svh - 150px)));min-height:360px;max-height:none;margin:12px auto}
.gpos-toolbar,.gpos-modelbar,.gpos-options,.gpos-composer,.gpos-foot,.gpos-files,.gpos-file-help,.gpos-notice{flex-shrink:0}
.gpos-toolbar{padding:10px 18px}.gpos-modelbar{padding:10px 18px;gap:12px}.gpos-foot{font-size:12px;padding:9px 18px}.gpos-side{padding:18px 14px;gap:12px}.gpos-side-bottom button{font-size:14px;color:var(--gs-accent)}.gpos-side-bottom small{font-size:12px}.gpos-caption{font-size:12px;letter-spacing:.8px}
.gpos-options{display:flex;align-items:center;gap:12px;padding:8px 18px;border-bottom:1px solid var(--gs-border);font-size:12px;flex-wrap:wrap}.gpos-options button{margin-left:auto}.gpos-options :is(button,select),.gpos-files button{border:1px solid var(--gs-border);border-radius:8px;background:var(--gs-panel);color:var(--gs-text);padding:6px 10px;min-height:34px}.gpos-thinking{display:flex;align-items:center;gap:8px;cursor:pointer;position:relative}.gpos-thinking input{position:absolute;opacity:0;width:38px;height:24px}.gpos-switch-track{width:36px;height:22px;background:var(--gs-border);border-radius:20px;padding:3px}.gpos-switch-track:after{content:'';display:block;width:16px;height:16px;border-radius:50%;background:#fff;transition:transform .15s}.gpos-thinking input:checked+.gpos-switch-track{background:#8d28b8}.gpos-thinking input:checked+.gpos-switch-track:after{transform:translateX(14px)}.gpos-thinking input:focus-visible+.gpos-switch-track{outline:2px solid var(--gs-accent);outline-offset:3px}
.gpos-history-row{display:flex;min-width:0;align-items:center}.gpos-history-row>button:first-child{flex:1;min-width:0}.gpos-history .gpos-history-delete{flex:0 0 32px;width:32px;text-align:center;padding:4px;font-size:22px;color:var(--gs-accent)}
.gpos-files{display:flex;gap:6px;flex-wrap:wrap;margin:0 18px}.gpos-files:empty{display:none}.gpos-files button{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px;margin-bottom:6px}.gpos-file-help{font-size:11px;line-height:1.5;color:var(--gs-muted);padding:6px 18px 0}.gpos-composer{margin:0 18px;padding:9px}.gpos-composer [data-attach]{background:var(--gs-card);color:var(--gs-accent);border-color:var(--gs-border);font-size:23px;flex-basis:36px}.gpos-copy{margin-right:8px}.gpos-welcome{margin:0 auto}.gpos-orb{width:46px;height:46px;font-size:28px;margin-bottom:8px}.gpos-studio .gpos-welcome h2{font-size:clamp(24px,2.5vw,32px);margin:8px 0}.gpos-welcome p{margin-bottom:14px}.gpos-suggestions button{padding:10px 12px}.gpos-main .gpos-thread{padding:16px 20px}
.gpos-studio.gpos-fullscreen{height:100dvh;min-height:0}.gpo-chat-embedded .gpos-studio{height:100dvh;min-height:0}
@media(max-width:640px){.gpos-studio{min-height:360px}.gpos-options{padding:6px 12px;gap:8px}.gpos-modelbar{padding:8px 12px;gap:6px}.gpos-modelbar select{min-height:38px}.gpos-file-help{font-size:10px;padding:4px 12px 0}.gpos-foot{font-size:10px;padding:8px 12px}.gpos-composer{margin:0 12px}.gpos-main .gpos-thread{padding:12px}.gpos-toolbar{padding:8px}.gpos-options [data-thinking-info]{font-size:11px}}
.gpos-confirm{max-width:min(440px,90vw);border:1px solid var(--gs-border);border-radius:18px;background:var(--gs-panel);color:var(--gs-text);padding:24px;box-shadow:0 20px 70px #0005}.gpos-confirm::backdrop{background:#09041599}.gpos-confirm h3{color:var(--gs-text);font-size:20px;margin:0 0 10px}.gpos-confirm p{font-size:15px;line-height:1.6}.gpos-confirm button{border:1px solid var(--gs-border);border-radius:9px;padding:9px 18px;background:var(--gs-card);color:var(--gs-text);margin:12px 10px 0 0}.gpos-confirm .is-destructive{background:#a32f53;color:#fff}