.studio-root{height:100dvh;font-family:var(--font-body), system-ui, sans-serif;--bg:#f7f6f3;--bg2:#eeece8;--bg3:#e6e3de;--surface:#fff;--text:#1a1814;--text2:#3d3a34;--text3:#6b6760;--text-muted:#635f58;--border:#dedad3;--border-strong:#ccc8c0;--gold:#8a6914;--gold-light:#b8872e;--gold-dim:#8a691412;--gold-glow:#8a691426;--danger:#8b4a42;--danger-dim:#8b4a421a;--btn-bg:#1a1814;--btn-text:#f7f6f3;--btn-hover:#3d3a34;--shadow-sm:0 1px 3px #1a181414;--shadow-md:0 4px 16px #1a18141a;--shadow-lg:0 16px 48px #1a181424;flex-direction:column;display:flex;overflow:hidden}:root[data-theme=dark] .studio-root{--bg:#111110;--bg2:#1c1c1b;--bg3:#262524;--surface:#1c1c1b;--text:#e8e6e1;--text2:#b0ada7;--text3:#918e87;--text-muted:#9b9891;--border:#ffffff12;--border-strong:#ffffff1f;--gold:#c9a05a;--gold-light:#deba80;--gold-dim:#c9a05a24;--gold-glow:#c9a05a38;--danger:#c97a6e;--danger-dim:#c97a6e24;--btn-bg:#c9a05a;--btn-text:#111110;--btn-hover:#deba80;--shadow-sm:0 1px 2px #0006;--shadow-md:0 4px 16px #00000059;--shadow-lg:0 16px 48px #00000080}.studio-root *,.studio-root :before,.studio-root :after{box-sizing:border-box;margin:0;padding:0}.studio-root{background:var(--bg);color:var(--text);transition:background .35s,color .35s}.studio-root button{cursor:pointer;font-family:inherit}.studio-root ::-webkit-scrollbar{width:5px;height:5px}.studio-root ::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:4px}.studio-root ::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.studio-root .nav{border-bottom:1px solid var(--border);background:color-mix(in srgb,var(--bg) 92%,transparent);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);z-index:100;flex-shrink:0;grid-template-columns:1fr auto 1fr;align-items:center;height:64px;padding:0 24px;transition:background .35s,border-color .35s;display:grid;position:relative}.studio-root .nav-wordmark{align-items:center;gap:10px;width:fit-content;text-decoration:none;display:inline-flex}.studio-root .dl-wm{letter-spacing:-.5px;color:var(--text);font-family:inherit;font-size:18px;font-weight:600;line-height:1}.studio-root .nav-links{align-items:center;gap:22px;display:flex}.studio-root .nav-link{color:var(--text3);border-bottom:1px solid #0000;padding-bottom:2px;font-size:13px;text-decoration:none;transition:color .15s}.studio-root .nav-link:hover{color:var(--text)}.studio-root .nav-link.on{color:var(--gold);border-bottom-color:var(--gold)}.studio-root .nav-right{justify-content:flex-end;align-items:center;gap:10px;display:flex}.studio-root .nav-btn{border:1px solid var(--border-strong);height:30px;color:var(--text3);background:0 0;border-radius:7px;align-items:center;gap:5px;padding:0 13px;font-size:13px;transition:all .15s;display:flex}.studio-root .nav-btn:hover{border-color:var(--gold);color:var(--gold)}.studio-root .nav-btn.primary{background:var(--btn-bg);color:var(--btn-text);border-color:var(--btn-bg)}.studio-root 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.rail-sub{color:var(--text-muted);margin-top:2px;font-size:11px}.studio-root .rail-scroll{flex:1;padding:8px;overflow-y:auto}.studio-root .rail-scroll::-webkit-scrollbar{width:3px}.studio-root .rail-group-label{letter-spacing:.14em;text-transform:uppercase;color:var(--text-muted);margin-top:4px;padding:10px 10px 5px;font-size:11px;font-weight:700}.studio-root .feat{cursor:pointer;text-align:left;border:1px solid #0000;border-radius:9px;align-items:center;gap:10px;width:100%;margin-bottom:2px;padding:9px 10px;transition:all .15s;display:flex}.studio-root .feat:hover{background:var(--bg2)}.studio-root .feat.on{background:var(--gold-dim);border-color:color-mix(in srgb,var(--gold) 22%,transparent)}.studio-root .feat-icon{background:var(--bg2);border:1px solid var(--border);border-radius:9px;flex-shrink:0;justify-content:center;align-items:center;width:34px;height:34px;font-size:18px;transition:all .15s;display:flex}.studio-root .feat.on .feat-icon{background:var(--gold-dim);border-color:color-mix(in srgb,var(--gold) 28%,transparent)}.studio-root .feat-text{min-width:0}.studio-root .feat-name{color:var(--text);white-space:nowrap;text-overflow:ellipsis;margin-bottom:1px;font-size:13px;font-weight:500;overflow:hidden}.studio-root .feat-desc{color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;font-size:11px;line-height:1.3;overflow:hidden}.studio-root .feat.on .feat-name{color:var(--gold)}.studio-root .feat-badge{background:var(--gold-dim);color:var(--gold);letter-spacing:.04em;text-transform:uppercase;border-radius:8px;flex-shrink:0;margin-left:auto;padding:1px 6px;font-size:11px;font-weight:600}.studio-root .empty{text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;padding:40px 24px;display:flex}.studio-root .empty-icon{background:var(--surface);border:1px solid var(--border-strong);width:56px;height:56px;box-shadow:var(--shadow-sm),0 0 28px var(--gold-glow);border-radius:15px;justify-content:center;align-items:center;margin-bottom:18px;font-size:24px;display:flex}.studio-root .empty-title{font-family:var(--font-display),Georgia,serif;color:var(--text);margin-bottom:9px;font-size:24px}.studio-root .empty-sub{color:var(--text3);max-width:380px;margin-bottom:26px;font-size:13px;line-height:1.65}.studio-root .starters{flex-direction:column;gap:6px;width:100%;max-width:460px;display:flex}.studio-root .starter{border:1px solid var(--border);background:var(--surface);color:var(--text3);text-align:left;cursor:pointer;border-radius:10px;padding:11px 16px;font-size:13px;line-height:1.45;transition:all .15s}.studio-root .starter:hover{border-color:var(--gold);color:var(--gold);background:var(--gold-dim)}.studio-root .studio-model-pill{background:var(--gold-dim);border:1px solid color-mix(in srgb, var(--gold) 35%, transparent);cursor:pointer;color:var(--gold);white-space:nowrap;border-radius:16px;flex-shrink:0;align-items:center;gap:5px;padding:4px 10px;font-family:inherit;font-size:11px;font-weight:600;transition:background .15s,border-color .15s;display:inline-flex}.studio-root .studio-model-pill:hover{background:color-mix(in srgb, var(--gold) 18%, transparent);border-color:var(--gold)}.studio-root .studio-model-pill.small{padding:3px 9px;font-size:11px}.studio-root .studio-model-pill-caret{color:var(--gold);opacity:.6;font-size:11px}.studio-root .ctx{border-right:1px solid var(--border);background:var(--surface);flex-direction:column;flex-shrink:0;width:240px;transition:background .35s,border-color .35s;display:flex;overflow:hidden}.studio-root .ctx-new-session-bar{border-bottom:1px solid var(--border);flex-shrink:0;padding:10px 12px 6px}.studio-root .ctx-new-session-btn{border:1px dashed var(--border-strong);width:100%;color:var(--text3);cursor:pointer;letter-spacing:.01em;background:0 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var(--border-strong);flex-direction:column;flex:1 1 0;min-height:0;display:flex;overflow:hidden}.studio-root .ctx-sources-header{flex-shrink:0;padding:10px 12px 8px}.studio-root .ctx-sources-title{letter-spacing:.13em;text-transform:uppercase;color:var(--text-muted);margin-bottom:7px;font-size:11px;font-weight:700}.studio-root .ctx-add-btn{border:1px dashed var(--gold);width:100%;color:var(--gold);cursor:pointer;background:0 0;border-radius:8px;justify-content:center;align-items:center;gap:5px;padding:7px 10px;font-size:11px;font-weight:600;transition:all .15s;display:flex}.studio-root .ctx-add-btn:hover{background:var(--gold-dim);border-style:solid}.studio-root .ctx-sources-list{flex:1;padding:0 10px 10px;overflow-y:auto}.studio-root .ctx-sources-list::-webkit-scrollbar{width:2px}.studio-root .ctx-source-item{background:var(--bg2);border:1px solid var(--border);cursor:pointer;border-radius:7px;align-items:center;gap:8px;margin-bottom:4px;padding:6px 8px;transition:all .12s;display:flex;position:relative}.studio-root .ctx-source-item:hover{border-color:var(--gold)}.studio-root .ctx-source-thumb{background:var(--bg3);border:1px solid var(--border-strong);border-radius:2px;flex-shrink:0;width:20px;height:26px;position:relative;overflow:hidden}.studio-root .ctx-source-thumb:after{content:"";background:var(--border-strong);clip-path:polygon(0 0,100% 100%,100% 0);width:5px;height:5px;position:absolute;top:0;right:0}.studio-root .ctx-source-name{color:var(--text2);white-space:nowrap;text-overflow:ellipsis;flex:1;min-width:0;font-size:11px;line-height:1.3;overflow:hidden}.studio-root .ctx-source-fc{border:1.5px solid var(--border-strong);cursor:pointer;background:0 0;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;padding:0;transition:border-color .15s,background .15s;display:flex}.studio-root .ctx-source-fc:hover{border-color:var(--gold)}.studio-root .ctx-source-fc.selected{background:var(--brand-gold);border-color:var(--brand-gold);color:var(--on-brand-gold)}.studio-root .ctx-source-fc:not(.selected):hover{background:var(--gold-dim)}.studio-root .ctx-source-rm{min-width:28px;min-height:28px;color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:7px;flex-shrink:0;justify-content:center;align-items:center;padding:0;font-size:14px;line-height:1;display:inline-flex}.studio-root .ctx-source-rm:hover{color:var(--danger)}.studio-root .ctx-source-item.ctx-src-loading .ctx-source-thumb{background:linear-gradient(90deg,var(--bg2) 25%,var(--bg3) 50%,var(--bg2) 75%);background-size:200% 100%;animation:1.2s infinite _libShimmer}.studio-root .ctx-source-item.ctx-src-loading .ctx-source-thumb svg{display:none}.studio-root .ctx-source-item.ctx-src-loading .ctx-source-name{opacity:.5}.studio-root .ctx-src-prog-wrap{background:var(--border);opacity:0;pointer-events:none;border-radius:0 0 6px 6px;height:2px;transition:opacity .15s;position:absolute;bottom:0;left:0;right:0;overflow:hidden}.studio-root .ctx-source-item.ctx-src-loading .ctx-src-prog-wrap{opacity:1}.studio-root .ctx-src-prog-fill{background:var(--brand-gold);border-radius:2px;width:0%;height:100%;transition:width .12s linear}.studio-root .ctx-source-item.ctx-src-loading .ctx-src-prog-fill.indeterminate{animation:1.1s ease-in-out infinite _srcProgPulse;width:40%!important}@keyframes _srcProgPulse{0%{transform:translate(-100%)}to{transform:translate(350%)}}@keyframes _libShimmer{to{background-position:-200% 0}}.studio-root .ctx-context{flex-direction:column;flex:1 1 0;min-height:0;display:flex;overflow:hidden}.studio-root .ctx-context-header{border-bottom:1px solid var(--border);flex-shrink:0;padding:9px 12px 6px}.studio-root .ctx-title{letter-spacing:.13em;text-transform:uppercase;color:var(--text-muted);font-size:11px;font-weight:700}.studio-root .ctx-body{flex:1;padding:8px 10px;overflow-y:auto}.studio-root 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.overlay-backdrop{z-index:500;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#1a181459;justify-content:center;align-items:center;animation:.2s aso-fade-in;display:flex;position:fixed;inset:0}:root[data-theme=dark] .studio-root .overlay-backdrop{background:#00000080}@keyframes aso-fade-in{0%{opacity:0}}.studio-root .overlay-wrap{position:relative}.studio-root .overlay-modal{background:color-mix(in srgb, var(--surface) 97%, transparent);border:1px solid var(--border-strong);border-radius:20px;width:600px;max-width:92vw;animation:.25s aso-slide-up;overflow:hidden;box-shadow:0 24px 80px #00000047,0 0 0 1px #ffffff0f}:root[data-theme=dark] .studio-root .overlay-modal{background:color-mix(in srgb, var(--surface) 98%, transparent)}@keyframes aso-slide-up{0%{opacity:0;transform:translateY(14px)}}.studio-root .overlay-body{padding:28px 28px 24px}.studio-root .overlay-close{border:1px solid var(--border);background:var(--bg2);width:32px;height:32px;color:var(--text3);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;font-size:18px;transition:all .15s;display:flex;position:absolute;top:20px;right:20px}.studio-root .overlay-close:hover{border-color:var(--gold);color:var(--gold)}.studio-root .overlay-title{font-family:var(--font-display), Georgia, serif;color:var(--text);text-align:center;margin-bottom:4px;font-size:24px}.studio-root .overlay-title em{color:var(--gold);font-style:italic}.studio-root .overlay-sub{color:var(--text3);text-align:center;margin-bottom:22px;font-size:13px}.studio-root .overlay-panel{display:none}.studio-root .overlay-panel.on{display:block}.studio-root .lib-item:hover,.studio-root .lib-item.selected{border-color:var(--gold);background:var(--gold-dim)}.studio-root .lib-item-note{color:var(--text-muted);flex-shrink:0;font-size:11px}.studio-root .lib-item-check{border:1.5px solid var(--border-strong);color:#fff;background:0 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textarea::placeholder{color:var(--text-muted)}.aso-text-modal-head{justify-content:space-between;align-items:center;margin-bottom:14px;display:flex}.aso-text-modal-title{font-family:var(--font-display), Georgia, serif;color:var(--text);font-size:18px}.aso-text-modal-title em{font-style:italic}.aso-text-modal-close{border:1px solid var(--border);background:var(--bg2);width:28px;height:28px;color:var(--text3);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;font-size:14px;display:flex}.aso-text-modal-actions{justify-content:flex-end;gap:8px;display:flex}.aso-btn-secondary{border:1px solid var(--border-strong);color:var(--text3);cursor:pointer;background:0 0;border-radius:8px;padding:8px 16px;font-family:inherit;font-size:13px}.aso-btn-primary{background:var(--btn-bg);color:var(--btn-text);cursor:pointer;border:none;border-radius:8px;padding:8px 18px;font-family:inherit;font-size:13px;font-weight:600}.aso-text-meta{color:var(--text-muted);margin:6px 0 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14px}.studio-root{--studio-gold:var(--gold);--studio-cream:var(--bg);--studio-surface:var(--surface);--studio-ink:var(--text);--studio-ink-soft:var(--text3);--studio-line:var(--border);--tone-critical:var(--danger);--tone-high:var(--danger);--tone-medium:var(--gold-light);--tone-low:var(--gold);--tone-neutral:var(--text3);--tone-bg-soft:var(--gold-dim)}.studio-root .typing{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-sm);border-radius:4px 14px 14px;align-items:center;gap:5px;padding:13px 17px;display:flex}.studio-root .typing-dot{background:var(--text3);border-radius:50%;width:7px;height:7px;animation:1.4s ease-in-out infinite typing}.studio-root .typing-dot:nth-child(2){animation-delay:.2s}.studio-root .typing-dot:nth-child(3){animation-delay:.4s}@keyframes typing{0%,60%,to{opacity:.4;transform:translateY(0)}30%{opacity:1;transform:translateY(-5px)}}.studio-root .fc-deck{flex-direction:column;align-items:center;width:100%;padding:12px 0 8px;display:flex}.studio-root .fc-card-scene{perspective:1200px;cursor:pointer;width:100%;max-width:720px;height:380px}.studio-root .fc-card{width:100%;height:100%;transform-style:preserve-3d;border-radius:22px;flex-direction:column;transition:transform .55s cubic-bezier(.4,0,.2,1);display:flex;position:relative;box-shadow:0 4px 24px #0000001a,0 1px 4px #0000000f}.studio-root .fc-card.fc-flipped{transform:rotateY(180deg)}.studio-root .fc-card-front,.studio-root .fc-card-back{backface-visibility:hidden;border-radius:22px;flex-direction:column;display:flex;position:absolute;inset:0;overflow:hidden}.studio-root .fc-card-front{background:#1c1814;border:1px solid #ffffff12}.studio-root .fc-card-back{border:1px solid var(--border);background:#faf8f5;transform:rotateY(180deg)}.studio-root .fc-card-header{justify-content:space-between;align-items:center;padding:20px 24px 0;display:flex}.studio-root .fc-card-num{letter-spacing:.07em;font-size:11px;font-weight:600}.studio-root 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