@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{--bg:#0f1117;--surface:#161b27;--surface2:#1c2333;--surface3:#212840;--border:#2a3145;--border2:#313d55;--accent:#3b82f6;--accent-dim:#3b82f61a;--text:#e2e8f0;--text2:#8892a4;--muted:#4a5568;--danger:#ef4444;--success:#22c55e;--sans:"Inter", -apple-system, BlinkMacSystemFont, sans-serif;--mono:ui-monospace, "SF Mono", Menlo, monospace;--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--shadow-sm:0 1px 3px #0000004d;--shadow-md:0 4px 16px #0006}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{font-size:15px}body{background:var(--bg);color:var(--text);font-family:var(--sans);-webkit-font-smoothing:antialiased;min-height:100vh;overflow-x:hidden}#root{min-height:100vh}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border2);border-radius:4px}.btn{border-radius:var(--radius-sm);cursor:pointer;font-family:var(--sans);white-space:nowrap;border:none;justify-content:center;align-items:center;gap:6px;font-size:13px;font-weight:500;text-decoration:none;transition:background .15s,color .15s,border-color .15s;display:inline-flex}.btn:active{opacity:.85}.btn:disabled{opacity:.4;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff;padding:9px 18px}.btn-primary:hover{background:#2563eb}.btn-secondary{background:var(--surface2);color:var(--text2);border:1px solid var(--border);padding:8px 16px}.btn-secondary:hover{border-color:var(--border2);color:var(--text)}.btn-ghost{color:var(--text2);border:1px solid var(--border);background:0 0;padding:6px 12px;font-size:12px}.btn-ghost:hover{color:var(--text);border-color:var(--border2);background:var(--surface2)}.btn-danger{color:var(--danger);background:0 0;border:1px solid #ef444440;padding:6px 12px;font-size:12px}.btn-danger:hover{background:#ef44440f}.btn-icon{color:var(--text2);border:1px solid var(--border);border-radius:var(--radius-sm);background:0 0;width:30px;height:30px;padding:0;font-size:13px}.btn-icon:hover{color:var(--text);border-color:var(--border2);background:var(--surface2)}.pill{border:1px solid var(--border);color:var(--text2);font-size:12px;font-family:var(--mono);border-radius:20px;align-items:center;gap:6px;padding:4px 12px;display:inline-flex}.pill-dot{background:var(--muted);border-radius:50%;width:6px;height:6px}.pill.live{color:var(--success);border-color:#22c55e40}.pill.live .pill-dot{background:var(--success);animation:2s infinite blink}.pill.err{color:var(--danger);border-color:#ef444440}.pill.err .pill-dot{background:var(--danger)}@keyframes blink{0%,to{opacity:1}50%{opacity:.3}}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);transition:border-color .3s;overflow:hidden}.card.synced{border-color:#3b82f666}.card.incoming{border-color:#3b82f680;animation:.5s incoming}@keyframes incoming{0%{background:#3b82f60a}to{background:var(--surface)}}.card-header{background:var(--surface2);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:10px 14px;display:flex}.card-label{color:var(--text2);letter-spacing:.08em;text-transform:uppercase;align-items:center;gap:6px;font-size:11px;font-weight:600;display:flex}.card-footer{border-top:1px solid var(--border);color:var(--muted);font-size:11px;font-family:var(--mono);justify-content:space-between;align-items:center;padding:7px 14px;display:flex}textarea{width:100%;color:var(--text);font-family:var(--mono);resize:vertical;background:0 0;border:none;outline:none;min-height:220px;padding:16px;font-size:13.5px;line-height:1.75}textarea::placeholder{color:var(--muted)}.toast{background:var(--surface2);border:1px solid var(--border2);color:var(--text);font-size:12px;font-family:var(--sans);border-radius:var(--radius-sm);z-index:9999;pointer-events:none;white-space:nowrap;box-shadow:var(--shadow-md);padding:9px 20px;transition:transform .25s;position:fixed;bottom:20px;left:50%;transform:translate(-50%)translateY(70px)}.toast.show{transform:translate(-50%)translateY(0)}.toast.error{color:var(--danger);border-color:#ef44444d}.overlay{z-index:200;background:#0f1117d9;flex-direction:column;justify-content:center;align-items:center;gap:14px;display:flex;position:fixed;inset:0}.spinner{border:2px solid var(--border2);border-top-color:var(--accent);border-radius:50%;width:28px;height:28px;animation:.7s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.sync-badge{color:var(--accent);opacity:0;font-size:11px;font-family:var(--mono);align-items:center;gap:5px;transition:opacity .3s;display:inline-flex}.sync-badge.show{opacity:1}.sync-dot{background:var(--accent);border-radius:50%;width:5px;height:5px;animation:1.2s infinite blink}.hist-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;padding:11px 13px;transition:border-color .15s,background .15s}.hist-item:hover{border-color:var(--border2);background:var(--surface2)}.hist-item.new-item{animation:.4s new-pop}@keyframes new-pop{0%{background:#3b82f60f}to{background:var(--surface)}}.hist-text{font-family:var(--mono);color:var(--text);white-space:nowrap;text-overflow:ellipsis;margin-bottom:5px;font-size:12px;overflow:hidden}.hist-meta{color:var(--muted);font-size:11px;font-family:var(--mono)}.empty{text-align:center;color:var(--muted);border:1px dashed var(--border);border-radius:var(--radius-md);font-size:12px;font-family:var(--mono);padding:28px 16px}.input{background:var(--surface2);border:1px solid var(--border);color:var(--text);font-family:var(--sans);border-radius:var(--radius-sm);outline:none;width:100%;padding:9px 13px;font-size:14px;transition:border-color .15s}.input:focus{border-color:#3b82f680}.input::placeholder{color:var(--muted)}.divider{color:var(--muted);align-items:center;gap:10px;font-size:12px;display:flex}.divider:before,.divider:after{content:"";background:var(--border);flex:1;height:1px}.badge{border-radius:20px;align-items:center;padding:1px 7px;font-size:11px;font-weight:600;display:inline-flex}.badge-blue{background:var(--accent-dim);color:var(--accent);border:1px solid #3b82f633}.badge-muted{background:var(--surface3);color:var(--text2);border:1px solid var(--border)}.toggle{flex-shrink:0;width:38px;height:20px;display:inline-block;position:relative}.toggle input{opacity:0;width:0;height:0}.toggle-track{background:var(--surface3);border:1px solid var(--border2);cursor:pointer;border-radius:20px;transition:all .2s;position:absolute;inset:0}.toggle-track:before{content:"";background:var(--muted);border-radius:50%;width:14px;height:14px;transition:all .2s;position:absolute;top:50%;left:2px;transform:translateY(-50%)}.toggle input:checked+.toggle-track{background:var(--accent-dim);border-color:#3b82f666}.toggle input:checked+.toggle-track:before{background:var(--accent);left:calc(100% - 16px)}@keyframes fade-up{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.fade-up{animation:.3s fade-up}@keyframes fade-in{0%{opacity:0}to{opacity:1}}.fade-in{animation:.25s fade-in}@keyframes scale-in{0%{opacity:0;transform:scale(.97)}to{opacity:1;transform:scale(1)}}.scale-in{animation:.25s scale-in}.pair-root{justify-content:center;align-items:center;min-height:100vh;padding:32px 20px;display:flex}.pair-cols{background:var(--surface);border:1px solid var(--border);border-radius:12px;grid-template-columns:1fr auto 1fr;align-items:start;gap:0;display:grid;overflow:hidden}.pair-code-input{letter-spacing:10px;margin-bottom:0;font-weight:700;text-align:center!important;font-family:var(--mono)!important;color:var(--text)!important;padding:12px 8px!important;font-size:26px!important}@media (width<=640px){.pair-cols{grid-template-rows:auto auto auto;grid-template-columns:1fr}.pair-card:first-child{border-right:none;border-bottom:1px solid var(--border)}.pair-or{writing-mode:horizontal-tb;letter-spacing:3px;border:none;width:100%;padding:12px 24px}.pair-root{align-items:flex-start;padding:20px 16px 40px}.pair-logo{margin-bottom:24px}}.app-root{flex-direction:column;min-height:100vh;display:flex}.app-header{background:var(--surface);border-bottom:1px solid var(--border);z-index:50;flex-shrink:0;justify-content:space-between;align-items:center;height:56px;padding:0 32px;display:flex;position:sticky;top:0}.brand-row{align-items:center;gap:12px;display:flex}.brand-icon{background:var(--accent);color:#fff;width:32px;height:32px;font-size:12px;font-weight:700;font-family:var(--mono);letter-spacing:-1px;border-radius:7px;justify-content:center;align-items:center;display:flex}.brand-name{color:var(--text);letter-spacing:-.3px;font-size:17px;font-weight:700}.brand-name span{color:var(--accent)}.app-info-bar{color:var(--text2);border-bottom:1px solid var(--border);background:var(--surface2);flex-shrink:0;align-items:center;gap:6px;padding:9px 32px;font-size:12.5px;display:flex}.app-info-bar .accent{color:var(--accent);font-weight:600}kbd{background:var(--surface3);border:1px solid var(--border2);font-family:var(--mono);color:var(--text2);border-radius:4px;padding:1px 6px;font-size:11px;display:inline-block}.main-layout{flex:1;align-items:stretch;gap:0;min-height:0;display:flex}.main-col{flex-direction:column;flex:1;gap:20px;min-width:0;padding:24px 28px;display:flex;overflow-y:auto}.editor-card{flex-shrink:0;width:100%}.editor-card textarea{min-height:420px;padding:20px 22px;font-size:15px;line-height:1.8}.btn-row{gap:6px;display:flex}.history-section{flex-direction:column;gap:0;display:flex}.hist-head{justify-content:space-between;align-items:center;margin-bottom:10px;display:flex}.hist-title{color:var(--text2);letter-spacing:.07em;text-transform:uppercase;align-items:center;gap:8px;font-size:12px;font-weight:600;display:flex}.hist-count{background:var(--surface3);border:1px solid var(--border2);min-width:20px;height:20px;color:var(--text2);letter-spacing:0;border-radius:20px;justify-content:center;align-items:center;padding:0 6px;font-size:11px;font-weight:600;display:inline-flex}.hist-list{flex-direction:column;gap:6px;display:flex}.hist-preview-hint{color:var(--muted);font-size:10px}.hmodal-overlay{z-index:300;background:#0000008c;justify-content:center;align-items:center;padding:20px;animation:.15s fade-in;display:flex;position:fixed;inset:0}.hmodal{background:var(--surface);border:1px solid var(--border2);border-radius:var(--radius-lg);width:100%;max-width:560px;box-shadow:var(--shadow-md);flex-direction:column;max-height:80vh;animation:.18s scale-in;display:flex;overflow:hidden}.hmodal-header{background:var(--surface2);border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;padding:14px 18px;display:flex}.hmodal-meta{color:var(--text2);font-size:12px;font-family:var(--mono);align-items:center;gap:6px;display:flex}.hmodal-sep{color:var(--muted)}.hmodal-close{cursor:pointer;color:var(--text2);background:0 0;border:none;padding:0 2px;font-size:20px;line-height:1;transition:color .15s}.hmodal-close:hover{color:var(--text)}.hmodal-body{flex:1;padding:20px 18px;overflow-y:auto}.hmodal-text{font-family:var(--mono);color:var(--text);white-space:pre-wrap;word-break:break-word;margin:0;font-size:14px;line-height:1.75}.hmodal-footer{border-top:1px solid var(--border);background:var(--surface2);flex-shrink:0;justify-content:flex-end;align-items:center;gap:8px;padding:14px 18px;display:flex}.side-panel{border-left:1px solid var(--border);flex-direction:column;flex-shrink:0;gap:0;width:300px;display:flex;overflow-y:auto}.side-card{background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0}.side-card:last-child{border-bottom:none}.side-card-header{background:var(--surface2);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:11px 16px;display:flex}.side-card-title{color:var(--text2);text-transform:uppercase;letter-spacing:.07em;font-size:11px;font-weight:600}.room-info-body{flex-direction:column;gap:12px;padding:14px 16px;display:flex}.room-code-large{gap:6px;display:flex}.room-code-digit{background:var(--surface3);border:1px solid var(--border2);border-radius:var(--radius-sm);height:44px;font-family:var(--mono);color:var(--text);flex:1;justify-content:center;align-items:center;font-size:20px;font-weight:700;display:flex}.qr-body{flex-direction:column;align-items:center;gap:10px;padding:16px;display:flex}.qr-img-wrap{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px;display:inline-flex}.qr-img{border-radius:4px;width:160px;height:160px;display:block}.qr-hint{color:var(--muted);text-align:center;font-size:12px;line-height:1.5}.qr-actions{gap:6px;width:100%;display:flex}.clip-body{padding:13px 16px}.clip-desc{color:var(--text2);font-size:12.5px;line-height:1.6}.clip-desc.err{color:var(--danger)}.mobile-dock{background:var(--surface);border-top:1px solid var(--border);z-index:80;justify-content:space-between;align-items:center;gap:12px;padding:10px 20px;display:none;position:fixed;bottom:0;left:0;right:0}.dock-label{color:var(--muted);font-size:10px;font-family:var(--mono);display:block}.dock-code{gap:2px;margin-top:2px;display:flex}.dock-code span{font-family:var(--mono);color:var(--text);font-size:15px;font-weight:700}.mobile-sheet-overlay{z-index:150;background:#00000080;align-items:flex-end;display:flex;position:fixed;inset:0}.mobile-sheet{background:var(--surface);border-top:1px solid var(--border);border-radius:14px 14px 0 0;flex-direction:column;gap:6px;width:100%;max-height:80vh;padding:14px 20px 48px;display:flex;overflow-y:auto}.sheet-handle{background:var(--border2);border-radius:3px;width:36px;height:3px;margin:0 auto 14px}.sheet-title{color:var(--text);margin-bottom:4px;font-size:16px;font-weight:700}.sheet-section{border-top:1px solid var(--border);padding:12px 0}.sheet-section-label{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px;font-size:10px;font-weight:600}.sheet-row{justify-content:space-between;align-items:center;gap:12px;display:flex}.sheet-row-label{color:var(--text);font-size:14px;font-weight:500}.sheet-row-sub{color:var(--text2);margin-top:2px;font-size:12px}.pairing-root{justify-content:center;align-items:center;min-height:100vh;padding:32px 20px;display:flex}.pair-wrap{width:100%;max-width:640px}.pair-logo{align-items:center;gap:12px;margin-bottom:32px;display:flex}.pair-logo-mark{background:var(--accent);color:#fff;width:40px;height:40px;font-size:14px;font-weight:700;font-family:var(--mono);letter-spacing:-1px;border-radius:9px;justify-content:center;align-items:center;display:flex}.pair-logo-name{color:var(--text);font-size:20px;font-weight:700}.pair-logo-sub{color:var(--muted);margin-top:2px;font-size:12px}.pair-cols{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);grid-template-columns:1fr auto 1fr;align-items:start;display:grid;overflow:hidden}.pair-card{flex-direction:column;gap:0;padding:28px 24px;display:flex}.pair-card:first-child{border-right:1px solid var(--border)}.pair-or{color:var(--muted);font-size:11px;font-family:var(--mono);background:var(--surface2);border-left:1px solid var(--border);border-right:1px solid var(--border);writing-mode:vertical-lr;letter-spacing:3px;justify-content:center;align-self:stretch;align-items:center;width:44px;padding:28px 0;display:flex}.pair-card-label{text-transform:uppercase;letter-spacing:.08em;color:var(--text2);margin-bottom:14px;font-size:10px;font-weight:600}.pair-card-hint{color:var(--muted);margin-bottom:16px;font-size:12.5px;line-height:1.6}.pair-code-row{gap:6px;margin-bottom:14px;display:flex}.pair-digit{background:var(--surface2);border:1px solid var(--border2);height:60px;font-family:var(--mono);color:var(--text);border-radius:8px;flex:1;justify-content:center;align-items:center;font-size:28px;font-weight:700;display:flex}.pair-digit.loading{color:var(--muted);animation:1s infinite blink}.pair-qr{background:var(--surface2);border:1px solid var(--border);border-radius:8px;justify-content:center;margin:12px 0 10px;padding:10px;display:flex}.pair-qr img{border-radius:4px;display:block}.pair-share-row{gap:6px;display:flex}.pair-code-input{letter-spacing:12px;font-weight:700;text-align:center!important;font-family:var(--mono)!important;padding:14px 8px!important;font-size:30px!important}.pair-error{color:var(--danger);font-size:12px;font-family:var(--mono);margin-top:8px}.btn-back{cursor:pointer;color:var(--muted);text-align:center;width:100%;font-size:12px;font-family:var(--sans);background:0 0;border:none;margin-top:14px;transition:color .15s;display:block}.btn-back:hover{color:var(--text2)}.pair-loading{min-height:100vh;color:var(--muted);font-size:13px;font-family:var(--mono);flex-direction:column;justify-content:center;align-items:center;gap:14px;display:flex}@media (width<=899px){.side-panel{display:none!important}.mobile-dock{display:flex}.app-root{padding-bottom:64px}.main-col{padding:16px}.app-header{padding:0 16px}.app-info-bar{padding:8px 16px}.editor-card textarea{min-height:300px;font-size:14px}}@media (width>=1280px){.main-col{padding:28px 40px}.app-header{padding:0 40px}.app-info-bar{padding:9px 40px}.side-panel{width:320px}.editor-card textarea{min-height:500px}}@media (width<=640px){.pair-cols{grid-template-rows:auto auto auto;grid-template-columns:1fr}.pair-card:first-child{border-right:none;border-bottom:1px solid var(--border)}.pair-or{writing-mode:horizontal-tb;letter-spacing:3px;border-left:none;border-right:none;width:100%;padding:10px 24px}.pairing-root{align-items:flex-start;padding:20px 16px 40px}.pair-logo{margin-bottom:24px}}@media (width<=480px){.app-info-bar{display:none}.editor-card textarea{min-height:240px;font-size:14px}}