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4.3rem);--section-title-size:2rem;--panel-title-size:2rem;--eyebrow-size:.82rem;--body-large-size:1.08rem;--body-standard-size:1rem;--body-small-size:.94rem;color:var(--ink-soft);background:var(--shell-bg);font-family:var(--font-body);font-size:var(--base-font-size);line-height:var(--line-height-body);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.pp-shell[data-theme=chat-desktop]{--font-body:var(--font-ui);--font-display:var(--font-ui);--base-font-size:15px;--line-height-body:1.5;--shell-bg:#f5f5f5;--sidebar-bg:#ededed;--sidebar-border:#d9d9d9;--sidebar-border-soft:#d9d9d9;--surface:#fff;--surface-strong:#fff;--surface-elevated:#fff;--surface-soft:#f0f0f0;--panel-bg:#f7f7f7;--panel-muted:#f7f7f7;--panel-muted-soft:#f0f0f0;--stage-bg:#f5f5f5;--stage-backdrop:none;--line:#d9d9d9;--line-soft:#e5e5e5;--line-strong:#e5e5e5;--row-hover:#e8e8e8;--row-active:#dcdcdc;--row-active-strong:#dcdcdc;--row-tint:#f0f0f0;--input-border:#cfcfcf;--input-border-soft:#d9d9d9;--input-bg:#fff;--ink:#111;--ink-soft:#666;--muted:#999;--brand:#07c160;--brand-strong:#06ad56;--focus:#07c1604d;--button-primary-bg:#07c160;--button-secondary-bg:#ededed;--button-neutral-bg:#f0f0f0;--button-contrast:#fff;--badge-neutral-bg:#f0f0f0;--badge-neutral-text:#666;--badge-pending-bg:#07c1601f;--badge-pending-text:#07c160;--success:#07c160;--success-soft:#07c1601f;--danger:#fa5151;--danger-soft:#fa51511f;--warning:#fa9d3b;--bubble-self:#95ec69;--bubble-self-text:#111;--bubble-peer:#fff;--bubble-peer-text:#111;--radius-sm:8px;--radius-md:8px;--radius-lg:10px;--radius-xl:10px;--radius-2xl:12px;--shadow-soft:none;--shadow-panel:none;--shadow-stage:none;--shadow-float:none;--shadow-avatar:none;--sidebar-width:72px;--stage-side-width:240px;--detail-column-width:280px;--chat-list-width:280px;--hero-title-size:1.05rem;--section-title-size:.95rem;--panel-title-size:.95rem;--eyebrow-size:.72rem;--body-large-size:.96rem;--body-standard-size:.94rem;--body-small-size:.82rem}html{scroll-behavior:smooth}*,:before,:after{box-sizing:border-box}body{background:var(--shell-bg);min-width:320px;min-height:100svh;margin:0}body:before{content:"";pointer-events:none;z-index:-1;background:radial-gradient(circle 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18px;font-size:.96rem;font-weight:700;transition:background-color .16s,color .16s,opacity .16s}.pp-button--primary{background:var(--button-primary-bg);color:var(--button-contrast)}.pp-button--dark{background:var(--button-secondary-bg);color:#fff}.pp-button:disabled{opacity:.45;cursor:not-allowed}.pp-joinbox{align-items:center;gap:10px;width:min(100%,42rem);display:flex}.pp-joinbox input,.pp-panel__head input,.pp-join-inline input,.pp-device-name-editor input,.pp-chatbox__input-row input,.pp-text-editor textarea{border:1px solid var(--input-border);border-radius:var(--radius-md);background:var(--input-bg);min-width:0;color:var(--ink);box-shadow:inset 0 1px 2px #2c271e08, var(--shadow-soft)}.pp-joinbox input,.pp-panel__head input{min-height:46px;padding:0 14px}.pp-joinbox input{flex:16rem}.pp-panel__head input{flex:0 20rem}.pp-stage__grid{grid-template-columns:minmax(0, 1fr) var(--stage-side-width);gap:18px;margin-top:20px;display:grid}.pp-composer,.pp-connectbox{min-width:0}.pp-dropzone,.pp-textbox,.pp-connectbox,.pp-text-editor,.pp-chatbox{border-radius:var(--radius-xl);display:block}.pp-connectbox{background:var(--surface);box-shadow:0 0 0 1px var(--line);padding:18px}.pp-receivebox__head{justify-content:space-between;align-items:center;gap:16px;margin-bottom:12px;display:flex}.pp-receivebox__head span{color:var(--ink);font-weight:700}.pp-receivebox__head small{color:var(--muted)}.pp-overview{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.pp-overview div{border-radius:var(--radius-lg);background:var(--surface-elevated);box-shadow:0 0 0 1px var(--line-strong);padding:14px}.pp-overview span{color:var(--muted);font-size:.82rem;display:block}.pp-overview strong{color:var(--ink);margin-top:6px;font-size:1.3rem;display:block}.pp-dropzone,.pp-textbox{border:1px solid var(--line);background:linear-gradient(180deg, #ffffffe0, #f5f4eddb), 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transparent);min-height:26px;color:var(--muted);border-radius:999px;align-items:center;padding:0 10px;font-size:.82rem;display:inline-flex}.pp-chatbox__message{align-items:end;gap:10px;width:100%;display:flex}.pp-chatbox__message.is-self{justify-content:flex-end}.pp-chatbox__message.is-self .pp-chatbox__bubble{background:var(--bubble-self);color:var(--bubble-self-text);order:1}.pp-chatbox__message.is-self .pp-chatbox__avatar{order:2}.pp-chatbox__message.is-peer .pp-chatbox__bubble{background:var(--bubble-peer);color:var(--bubble-peer-text);order:2}.pp-chatbox__message.is-peer{justify-content:flex-start}.pp-chatbox__message.is-peer .pp-chatbox__avatar{order:1}.pp-chatbox__avatar{color:#fff;width:36px;height:36px;box-shadow:var(--shadow-avatar);background:linear-gradient(#1f2d37,#0f1820);border-radius:10px;place-items:center;font-size:.84rem;font-weight:700;display:grid}.pp-chatbox__avatar.is-self{background:linear-gradient(#0f8ad8,#0b5e95)}.pp-chatbox__bubble{border-radius:var(--radius-md);max-width:min(72%,560px);padding:14px 16px;box-shadow:0 8px 18px #2c271e0f}.pp-chatbox__bubble p{white-space:pre-wrap;word-break:break-word;margin:0;line-height:1.6}.pp-chatbox__empty{min-height:220px;color:var(--muted);place-items:center;font-size:.98rem;display:grid}.pp-chatbox__notice{justify-content:center;display:flex}.pp-chatbox__notice span{background:color-mix(in srgb, var(--line) 60%, transparent);min-height:28px;color:var(--muted);border-radius:999px;align-items:center;padding:0 12px;font-size:.82rem;display:inline-flex}.pp-chatbox--files{border:1px solid var(--line)}.pp-chatbox--files.is-dragging{border-color:color-mix(in srgb, var(--brand) 40%, white);box-shadow:0 0 0 2px color-mix(in srgb, var(--brand) 18%, transparent)}.pp-chatbox__empty--files{text-align:center;padding:0 24px}.pp-file-bubble{border-radius:var(--radius-md);background:var(--surface);min-width:min(100%,320px);max-width:min(74vw,420px);padding:14px 16px;box-shadow:0 8px 18px #2c271e0f}.pp-chatbox__message.is-self .pp-file-bubble{background:color-mix(in srgb, var(--bubble-self) 84%, white)}.pp-chatbox__message.is-peer .pp-file-bubble{background:var(--bubble-peer)}.pp-file-bubble__eyebrow{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px;font-size:.74rem;display:block}.pp-file-bubble strong{color:var(--ink);font-size:.98rem;line-height:1.4;display:block}.pp-file-bubble__meta{color:var(--ink-soft);margin-top:6px;line-height:1.5;display:block}.pp-file-bubble__progress{background:color-mix(in srgb, var(--line) 70%, transparent);border-radius:999px;height:6px;margin-top:12px;overflow:hidden}.pp-file-bubble__bar{border-radius:inherit;background:var(--brand);height:100%}.pp-file-bubble__bar.is-pending{background:color-mix(in srgb, var(--brand) 42%, white)}.pp-file-bubble__bar.is-active{background:var(--brand)}.pp-file-bubble__bar.is-completed{background:var(--success)}.pp-file-bubble__bar.is-failed{background:var(--danger)}.pp-file-bubble__footer{color:var(--ink-soft);justify-content:space-between;align-items:center;gap:12px;margin-top:10px;font-size:.82rem;line-height:1.45;display:flex}.pp-file-bubble__actions{flex-wrap:wrap;gap:10px;margin-top:12px;display:flex}.pp-file-bubble__action{background:color-mix(in srgb, var(--row-tint) 80%, white);min-height:32px;color:var(--ink);cursor:pointer;border:0;border-radius:999px;align-items:center;padding:0 10px;text-decoration:none;display:inline-flex}.pp-chatbox__toolbar--files{flex-wrap:wrap;justify-content:space-between}.pp-chatbox__file-trigger{background:var(--button-primary-bg);min-height:34px;color:var(--button-contrast);cursor:pointer;border-radius:999px;justify-content:center;align-items:center;padding:0 14px;font-weight:700;display:inline-flex}.pp-chatbox__meta-note{color:var(--muted);font-size:.85rem;line-height:1.45}.pp-chatbox__input-row--files{align-items:stretch}.pp-chatbox__composer{border-top:1px solid var(--line);background:color-mix(in srgb, var(--panel-bg) 96%, white);gap:10px;padding:12px 14px 14px;display:grid}.pp-chatbox__textarea-wrap{border:1px solid var(--line-soft);border-radius:var(--radius-lg);background:var(--surface-strong)}.pp-chatbox__textarea{width:100%;min-height:112px;color:var(--ink);resize:none;background:0 0;border:0;padding:14px 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0;border:0;border-radius:999px;place-items:center;font-size:1.4rem;display:grid}.pp-icon-button--plain{background:0 0;border-radius:8px;font-size:1.1rem}.pp-join-inline{flex-wrap:wrap}.pp-join-inline input{min-height:40px;padding:0 14px}.pp-stage__side{flex-direction:column;gap:12px;display:flex}.pp-codecard,.pp-detailcard,.pp-panel{border-radius:var(--radius-xl);background:var(--panel-bg);box-shadow:var(--shadow-panel);padding:16px}.pp-codecard{background:#1b1b1b}.pp-codecard strong{color:#fff;margin-top:10px;font-size:clamp(2.2rem,4vw,3rem);line-height:1;display:block}.pp-codecard p,.pp-codecard span{color:#ffffffbf}.pp-codecard--small strong{font-size:2.2rem}.pp-codecard span{margin-top:10px;line-height:1.6;display:block}.pp-detailcard ul,.pp-session-detail ul{gap:12px;margin-top:12px;display:grid}.pp-device-name-row{cursor:pointer;transition:background-color .16s,border-radius 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article{border-radius:var(--radius-xl);background:var(--panel-muted);box-shadow:0 0 0 1px color-mix(in srgb, var(--sidebar-border) 88%, transparent);padding:16px 18px}.pp-utility-row strong{color:var(--ink);font-size:1.02rem;display:block}.pp-utility-row p{color:var(--ink-soft);margin:10px 0 0;line-height:1.62}.pp-content-grid{grid-template-columns:minmax(0, 1fr) var(--detail-column-width);gap:18px;margin-top:22px;display:grid}.pp-panel__head{justify-content:space-between;align-items:flex-start;gap:14px;display:flex}.pp-panel__search{flex:0 auto;align-items:center;gap:8px;display:flex}.pp-panel__head h2{font-size:var(--panel-title-size);margin-top:6px;line-height:1.04}.pp-panel__head--compact{margin-bottom:12px}.pp-session-list{gap:12px;margin-top:16px;display:grid}.pp-device-bar{gap:8px;margin-top:16px;padding:0;list-style:none;display:grid}.pp-device-bar__item{gap:8px;display:grid}.pp-device-bar__summary{border-radius:var(--radius-lg);background:var(--surface);width:100%;box-shadow:0 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