/* Final workspace layer: quiet surfaces, independently scrolling panels, compact composer. */
.studio{padding:18px 24px;background:#f5f7fb}.st-full-editor .st-taskhead{min-height:62px;padding-bottom:14px}.st-taskhead h3{font-weight:650;letter-spacing:-.5px}.st-eyebrow{font-size:11px;color:#7c899e;letter-spacing:.6px;margin-bottom:5px}.studio button{transition:background .15s,border-color .15s}.studio button:disabled{opacity:.45;cursor:not-allowed}.studio button:focus-visible,.studio input:focus-visible,.studio textarea:focus-visible{outline:3px solid #d7e4ff;outline-offset:2px}.studio .st-danger{color:#a65252;background:transparent;border-color:transparent}
.st-readiness{display:flex;gap:12px;align-items:center;padding:9px 14px;margin-bottom:16px;background:#eef2f8;border:1px solid #e5eaf2;border-radius:12px;flex-shrink:0}.st-stage{display:flex;align-items:center;gap:8px;font-size:12px;color:#8491a6;white-space:nowrap}.studio button.st-stage{background:none;border:0;padding:4px 0}.st-stage.complete{color:#2d8267}.st-stage.current{color:#2d61cb;font-weight:600}.st-readiness i{font-style:normal;color:#b6c1d0}.studio .st-check-link{margin-left:auto;background:transparent;border:0;color:#526681;font-size:12px;padding:5px}.st-full-editor .st-panes{grid-template-columns:minmax(310px,.8fr) minmax(400px,1.2fr);gap:18px}.st-conversation,.st-artifact{border:1px solid #e0e6ef;border-radius:16px;box-shadow:0 3px 12px #22375203}.st-full-editor .st-context{padding:16px 18px;background:#fff}.st-context>div{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.st-context b{font-size:14px;color:#293951}.st-context-tag{font-size:10px;color:#7c8a9e;font-weight:400}.st-full-editor .st-context small{font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#8390a4;margin-top:7px}
.st-full-editor #st-messages{padding:22px 18px;scrollbar-width:thin;scrollbar-color:#d9e0eb transparent;overflow-anchor:none}.st-full-editor .st-msg{padding:0;background:transparent;margin:0 0 26px;line-height:1.85;font-size:13px}.st-msg header{display:flex;align-items:center;gap:8px;margin-bottom:10px}.st-msg header b{font-size:11px;font-weight:500;color:#687b96}.st-msg header small{margin-left:auto;font-size:10px}.st-msg-avatar{width:24px;height:24px;display:inline-flex;align-items:center;justify-content:center;background:#edf2fb;border-radius:8px;color:#5274aa;font-size:10px}.st-full-editor .st-msg>div{padding:0 4px 0 32px;color:#394b66}.st-full-editor .st-msg.user{margin-left:24px}.st-msg.user header{justify-content:flex-end;flex-direction:row-reverse}.st-full-editor .st-msg.user>div{background:#edf3ff;border:1px solid #e4ecfd;border-radius:12px 3px 12px 12px;padding:12px 14px;color:#2d4875}.st-changes{margin:12px 0 0 32px;padding:9px 12px;background:#f8fafc;border:1px solid #edf0f5;border-radius:9px;color:#74849b;font-size:11px}.st-changes summary{cursor:pointer}.st-changes ul{margin:8px 0 0;padding-left:16px}.st-live{opacity:.88}.st-live>div:after{content:'▍';color:#4f7fe5;animation:st-pulse 1s infinite}.st-chat-welcome{padding:50px 20px;text-align:center;color:#7e8da4;line-height:1.9}.st-chat-welcome>span{font-size:28px;color:#6a90d7}.st-chat-welcome h3{font-size:17px;color:#445b7d}.st-chat-welcome p{font-size:13px}
.st-full-editor .st-compose{padding:12px 14px 14px;background:#fff}.st-full-editor .st-compose textarea{min-height:80px;max-height:170px;border:1px solid #dee6f2;background:#fbfcfe;border-radius:12px;font-size:13px;padding:12px;line-height:1.65;box-shadow:none;margin:0 0 10px}.st-compose-footer{display:flex;align-items:center;justify-content:space-between;gap:8px}.st-compose-footer button,.st-compose-footer .st-upload{padding:7px 10px;font-size:12px}.st-compose-footer .st-upload{border:1px solid #e2e8f0;border-radius:8px;cursor:pointer}.st-compose-footer small{font-size:10px}.studio #st-send{padding:8px 18px;border-radius:9px;min-width:76px}.studio #st-progress{display:flex;align-items:center;gap:8px;min-height:34px;padding:6px 16px;font-size:11px;line-height:1.5;background:#fafbfd;border-top:1px solid #f0f3f7;max-height:70px}.studio #st-progress small{margin-left:auto;font-size:10px;white-space:nowrap}.st-busy-dot{width:6px;height:6px;background:#6b91e0;border-radius:50%;flex-shrink:0;animation:st-pulse 1s infinite}@keyframes st-pulse{50%{opacity:.3}}
.st-tabs{padding:8px 10px;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;background:#fff;min-height:48px;gap:2px}.st-tabs button{padding:9px 10px;border-radius:8px;font-size:12px}.st-tabs button.active{background:#edf3ff}.studio #st-artifact-body{padding:18px;background:#fdfefe}.studio #st-frame{min-height:340px;border:1px solid #eef1f6;border-radius:10px}.st-builder-intro{max-width:540px;margin:20px auto;padding:12px 16px}.st-builder-icon{display:inline-flex;width:42px;height:42px;align-items:center;justify-content:center;border-radius:12px;background:#edf3ff;color:#5078c8;font-size:23px}.st-builder-intro h3{font-size:19px;margin:18px 0 10px;color:#304661}.st-builder-intro p{font-size:13px;line-height:1.8;color:#7b8ba1}.st-template-options{display:grid;gap:12px;margin:24px 0}.studio .st-template-options button{text-align:left;padding:17px 18px;display:flex;flex-direction:column;gap:9px;background:#fff;border:1px solid #dfe7f3;border-radius:12px}.st-template-options b{font-size:14px;font-weight:600;color:#355577}.st-template-options span{font-size:11px;color:#8594aa}
.st-validation-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:18px}.st-validation-head h3{font-size:17px;margin:0 0 8px}.st-validation-head p{font-size:12px;color:#7b8ca3;line-height:1.7;margin:0}.st-validation-head button{flex-shrink:0}.st-validation-summary{border:1px solid #e8dfc8;background:#fffcf4;padding:15px 18px;border-radius:12px;margin-bottom:18px;color:#85652c;font-size:13px}.st-validation-summary.pass{background:#f0f9f5;border-color:#dcefe4;color:#337e62}.st-validation-summary ul{font-size:12px;line-height:1.9;padding-left:18px;margin:8px 0 0}.st-section-title{font-size:13px;color:#536a88;margin:25px 0 12px;display:flex;justify-content:space-between;gap:8px}.st-section-title small{font-weight:400}.st-test{background:#fff;border-color:#e5ebf3;padding:14px;border-radius:10px}.st-test>b{display:flex;justify-content:space-between;gap:12px;font-size:13px}.st-test>b span{font-size:11px;font-weight:400;color:#72859e}.st-test.bad{background:#fffafa;border-color:#efdbdb}.st-test.bad>b span{color:#b36060}.st-test.pass>b span{color:#42836a}.st-test p{color:#7a6770;font-size:12px;line-height:1.7}.st-case-table{width:100%;border-collapse:collapse;font-size:12px;margin-top:12px}.st-case-table th,.st-case-table td{padding:8px;text-align:left;border-bottom:1px solid #edf0f5;overflow-wrap:anywhere}.st-case-table th{color:#8593a6;font-weight:400;background:#f8fafc}.st-notice{padding:12px 15px;border-radius:10px;background:#fff9ea;color:#8b703a;font-size:12px;line-height:1.8}.st-trash{margin-top:18px;padding:14px;border:1px dashed #d9e2ef;border-radius:12px;color:#7a8ca5;font-size:12px}.st-trash article{display:flex;justify-content:space-between;align-items:center;padding:10px 0}.st-trash summary{cursor:pointer}
@media(max-width:1200px){.studio{padding:14px}.st-full-editor .st-panes{grid-template-columns:minmax(275px,.85fr) minmax(330px,1.15fr)}.st-compose-footer small{display:none}.st-readiness{gap:8px}.st-stage{font-size:11px}.st-check-link{max-width:120px}}
@media(max-width:980px){.st-full-editor .st-panes{grid-template-columns:1fr}.st-full-editor .st-conversation{height:500px;min-height:380px;max-height:none}.st-full-editor .st-artifact{min-height:560px}.st-readiness{flex-wrap:wrap}.st-readiness .st-check-link{max-width:none}.st-taskhead .st-actions{gap:6px}.st-taskhead .st-actions button{padding:8px 10px}.st-validation-head{flex-wrap:wrap}}
@media(prefers-reduced-motion:reduce){.st-busy-dot,.st-live>div:after{animation:none}}
.st-full-editor .st-msg,.st-full-editor .st-compose textarea{font-size:14px}.st-tabs button{font-size:13px}.st-compose-footer button,.st-compose-footer .st-upload{font-size:13px}.st-case-manage{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid #edf0f5}.st-case-manage>span{overflow-wrap:anywhere}.st-case-manage .st-actions{flex-shrink:0}