.join-host{background:var(--bg-surface, rgba(255, 255, 255, .03));border:1px solid var(--border, rgba(255, 255, 255, .08));border-radius:var(--radius-md, 16px);padding:var(--space-4, 16px);margin-bottom:var(--space-5, 20px);overflow:hidden}.join-host-label{display:flex;align-items:center;gap:var(--space-2, 8px);font-size:14px;font-weight:600;color:var(--text-primary)}.join-host-hint{color:var(--text-muted);font-size:13px;line-height:1.5;margin:6px 0 var(--space-3, 12px)}.join-host-row{display:flex;flex-wrap:wrap;gap:var(--space-2, 8px);align-items:stretch}.join-host-field{flex:1 1 180px;min-width:0;display:flex;align-items:center;gap:var(--space-2, 8px);padding:0 var(--space-3, 12px);background:var(--bg-surface-hover, rgba(255, 255, 255, .06));border:1px solid var(--border, rgba(255, 255, 255, .08));border-radius:var(--radius-sm, 10px);transition:border-color var(--transition, .2s),box-shadow var(--transition, .2s)}.join-host-field:focus-within{border-color:var(--accent-light, #818cf8);box-shadow:0 0 0 3px var(--accent-glow, rgba(99, 102, 241, .35))}.join-host-field.is-invalid{border-color:var(--danger, #f43f5e);box-shadow:0 0 0 3px var(--danger-glow, rgba(244, 63, 94, .3))}.join-host-input{flex:1 1 auto;min-width:0;min-height:44px;background:none;border:none;outline:none;color:var(--text-primary);font-family:var(--font);font-size:16px;-webkit-appearance:none;-moz-appearance:none;appearance:none}.join-host-input::placeholder{color:var(--text-muted)}.join-host-paste{flex-shrink:0;min-height:36px;min-width:44px;padding:0 var(--space-2, 8px);background:none;border:none;color:var(--accent-text, #a5b4fc);font-family:var(--font);font-size:12px;font-weight:600;cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;-webkit-tap-highlight-color:transparent;touch-action:manipulation}.join-host-paste:active{transform:scale(.96)}.join-host-actions{margin-top:var(--space-2, 8px)}.join-host-go{flex:0 0 auto}.join-host-target{display:block;margin:var(--space-3, 12px) 0 0;font-size:12px;color:var(--text-secondary);line-height:1.5}.join-host-target code{display:inline-block;max-width:100%;padding:2px 6px;border-radius:6px;background:var(--accent-soft, rgba(99, 102, 241, .16));color:var(--accent-text, #a5b4fc);font-size:12px;font-weight:600;vertical-align:bottom;overflow-wrap:anywhere}.join-host-example{margin:var(--space-2, 8px) 0 0;font-size:12px;color:var(--text-muted)}.join-host-example code{color:var(--text-secondary);overflow-wrap:anywhere}.join-host-error{margin:var(--space-3, 12px) 0 0;font-size:13px;line-height:1.5;color:var(--danger, #f43f5e);overflow-wrap:anywhere}@media (max-width: 380px){.join-host-go{width:100%}}.pair-panel{background:var(--bg-glass);border:1px solid var(--border);border-radius:var(--radius-lg);margin-bottom:var(--space-5);box-shadow:var(--shadow-sm);overflow:hidden;min-width:0}.pair-panel.is-hero{border-color:var(--accent-soft);box-shadow:var(--shadow-glow),var(--shadow-sm)}.pair-toggle{width:100%;display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);min-height:48px;padding:var(--space-3) var(--space-4);background:none;border:none;color:var(--text-primary);font:inherit;cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;-webkit-tap-highlight-color:transparent;touch-action:manipulation}.pair-toggle:focus-visible{outline:2px solid var(--accent-light);outline-offset:-2px}.pair-toggle-title{display:flex;align-items:center;gap:var(--space-2);font-size:15px;font-weight:700}.pair-toggle-chevron{color:var(--text-muted)}.pair-body{padding:0 var(--space-4) var(--space-4);display:flex;flex-direction:column;gap:var(--space-4)}.pair-row{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-2)}.pair-row-stretch>.btn{flex:1 1 140px}.pair-center{display:flex;flex-direction:column;align-items:center;gap:var(--space-3)}.pair-center-row{justify-content:center}.pair-wide{width:100%}.pair-label{margin:0;font-size:12px;font-weight:600;letter-spacing:.4px;text-transform:uppercase;color:var(--text-muted)}.pair-hint{margin:0;font-size:14px;line-height:1.5;color:var(--text-secondary)}.pair-small{margin:0;font-size:12px;line-height:1.5;color:var(--text-muted)}.pair-privacy{margin:0;padding-top:var(--space-3);border-top:1px solid var(--border);font-size:12px;line-height:1.5;color:var(--text-muted)}.pair-link{min-height:44px;padding:0 var(--space-2);background:none;border:none;color:var(--accent-text);font-family:var(--font);font-size:13px;font-weight:600;cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;-webkit-tap-highlight-color:transparent;touch-action:manipulation;align-self:flex-start}.pair-link:hover{text-decoration:underline}.pair-link:focus-visible{outline:2px solid var(--accent-light);outline-offset:2px;border-radius:6px}.pair-link-muted{color:var(--text-secondary)}.pair-copy{min-width:96px}.pair-panel .btn:disabled,.pair-overlay .btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}.pair-panel .btn:focus-visible,.pair-overlay .btn:focus-visible{outline:2px solid var(--accent-light);outline-offset:2px}.pair-sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.pair-error{padding:var(--space-3);border:1px solid var(--danger-glow);border-radius:var(--radius-sm);background:color-mix(in srgb,var(--danger) 10%,transparent);display:flex;flex-direction:column;gap:var(--space-2)}.pair-error p{margin:0;font-size:13px;line-height:1.5;color:var(--st-failed);overflow-wrap:anywhere}.pair-status{display:flex;align-items:center;gap:var(--space-2);margin:0;font-size:13px;font-weight:600;color:var(--text-secondary)}.pair-status-dot{flex-shrink:0;width:9px;height:9px;border-radius:50%;background:var(--st-waiting)}.pair-status-connecting .pair-status-dot,.pair-status-reconnecting .pair-status-dot{animation:pair-pulse 1.2s ease-in-out infinite}.pair-status-connected{color:var(--st-done)}.pair-status-connected .pair-status-dot,.pair-status-dot.is-live{background:var(--success);box-shadow:0 0 0 3px var(--success-glow)}.pair-status-failed{color:var(--st-failed)}.pair-status-failed .pair-status-dot{background:var(--danger)}@keyframes pair-pulse{50%{opacity:.35}}.pair-waiting{display:flex;align-items:center;justify-content:center;gap:var(--space-2);margin:0;min-height:44px;font-size:13px;color:var(--text-secondary)}.pair-spinner{width:16px;height:16px;border-radius:50%;border:2px solid var(--accent-soft);border-top-color:var(--accent-light);animation:pair-spin .8s linear infinite}@keyframes pair-spin{to{transform:rotate(360deg)}}.pair-choices{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(220px,100%),1fr));gap:var(--space-3)}.pair-choice{display:flex;align-items:center;gap:var(--space-4);min-height:88px;padding:var(--space-4);text-align:left;border-radius:var(--radius-md);border:1px solid var(--border);background:var(--bg-surface);color:var(--text-primary);font-family:var(--font);cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;-webkit-tap-highlight-color:transparent;touch-action:manipulation;transition:border-color var(--transition),background var(--transition),transform var(--transition)}.pair-choice:active{transform:scale(.98)}.pair-choice:focus-visible{outline:2px solid var(--accent-light);outline-offset:2px}@media (hover: hover){.pair-choice:hover{border-color:var(--border-hover);background:var(--bg-surface-hover)}}.pair-choice-send{border-color:transparent;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;box-shadow:0 6px 20px var(--accent-glow)}@media (hover: hover){.pair-choice-send:hover{background:linear-gradient(135deg,var(--accent),var(--accent-2));filter:brightness(1.06)}}.pair-choice-icon{flex-shrink:0;display:grid;place-items:center;width:48px;height:48px;border-radius:var(--radius-full);font-size:22px;font-weight:700;background:var(--accent-soft);color:var(--accent-text)}.pair-choice-send .pair-choice-icon{background:#fff3;color:#fff}.pair-choice-text{display:flex;flex-direction:column;gap:2px;min-width:0}.pair-choice-title{font-size:18px;font-weight:700}.pair-choice-sub{font-size:13px;opacity:.8;line-height:1.4}.pair-receive{display:flex;flex-direction:column;gap:var(--space-2)}.pair-code-field{display:flex;background:var(--bg-surface-hover);border:1px solid var(--border);border-radius:var(--radius-sm);transition:border-color var(--transition),box-shadow var(--transition)}.pair-code-field:focus-within{border-color:var(--accent-light);box-shadow:0 0 0 3px var(--accent-glow)}.pair-code-field.is-invalid{border-color:var(--danger);box-shadow:0 0 0 3px var(--danger-glow)}.pair-code-input{flex:1;min-width:0;min-height:56px;padding:0 var(--space-4);background:none;border:none;outline:none;color:var(--text-primary);font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;font-size:24px;font-weight:700;letter-spacing:.18em;text-align:center;text-transform:uppercase;-webkit-appearance:none;-moz-appearance:none;appearance:none}.pair-code-input::placeholder{color:var(--text-muted);opacity:.6}.pair-textarea{width:100%;min-height:64px;padding:var(--space-3);background:var(--bg-surface-hover);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;font-size:16px;resize:vertical;-webkit-appearance:none;-moz-appearance:none;appearance:none}.pair-textarea:focus{outline:none;border-color:var(--accent-light);box-shadow:0 0 0 3px var(--accent-glow)}.pair-room{display:flex;flex-direction:column;gap:var(--space-3)}.pair-room-host{display:grid;grid-template-columns:auto 1fr;align-items:center;gap:var(--space-5)}.pair-room-qr{display:flex;justify-content:center}.pair-room-info{display:flex;flex-direction:column;gap:var(--space-3);min-width:0}.pair-room-code{margin:0;font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;font-size:clamp(34px,11vw,48px);font-weight:800;letter-spacing:.12em;line-height:1.1;color:var(--text-primary);white-space:nowrap}.pair-room-code-sm{font-size:clamp(26px,8vw,34px)}.pair-room-actions{margin-top:var(--space-1)}@media (max-width: 640px){.pair-room-host{grid-template-columns:1fr;justify-items:center;text-align:center}.pair-room-host .pair-row,.pair-room-host .pair-status{justify-content:center}.pair-room-host .pair-room-info{align-items:center}}.pair-offline{display:flex;flex-direction:column;gap:var(--space-3)}.pair-steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(260px,100%),1fr));gap:var(--space-3)}.pair-step{display:flex;flex-direction:column;gap:var(--space-3);padding:var(--space-4);border:1px solid var(--border);border-radius:var(--radius-md);background:var(--bg-surface);min-width:0}.pair-step-title{display:flex;align-items:flex-start;gap:var(--space-2);margin:0;font-size:14px;font-weight:600;line-height:1.4;color:var(--text-primary)}.pair-step-num{flex-shrink:0;display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:var(--accent-soft);color:var(--accent-text);font-size:12px;font-weight:700}.pair-step-body{display:flex;flex-direction:column;gap:var(--space-3)}.pair-details summary{min-height:44px;display:flex;align-items:center;cursor:pointer;font-size:13px;font-weight:600;color:var(--accent-text);list-style:none}.pair-details summary::-webkit-details-marker{display:none}.pair-details summary:before{content:"▸";margin-right:var(--space-2)}.pair-details[open] summary:before{content:"▾"}.pair-paste-form{display:flex;flex-direction:column;gap:var(--space-2)}.pair-paste-form .btn{align-self:flex-start}.pair-answer{align-items:stretch;text-align:center}.pair-answer .pair-hint{max-width:420px;margin:0 auto}.pair-answer-title{margin:0;font-size:20px;font-weight:700;color:var(--text-primary)}.pair-compact{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--space-3)}.pair-compact-label{display:flex;align-items:center;gap:var(--space-2);margin:0;min-width:0;font-size:14px;font-weight:600;color:var(--text-primary);overflow-wrap:anywhere}.pair-leave{color:var(--st-failed)}.pair-qr{display:block;width:min(var(--qr-size, 240px),100%);aspect-ratio:1 / 1;padding:10px;background:#fff;border:none;border-radius:var(--radius-md);box-shadow:var(--shadow-sm);flex-shrink:0}.pair-qr.is-loading{background:#f1f5f9;animation:pair-pulse 1.2s ease-in-out infinite}.pair-qr-button{cursor:zoom-in;-webkit-appearance:none;-moz-appearance:none;appearance:none;-webkit-tap-highlight-color:transparent;transition:transform var(--transition)}.pair-qr-button:active{transform:scale(.98)}.pair-qr-button:focus-visible{outline:3px solid var(--accent-light);outline-offset:3px}.pair-qr-svg,.pair-qr-svg svg{display:block;width:100%;height:100%}.pair-qr-svg svg{shape-rendering:crispEdges}.pair-qr-failed{display:grid;place-items:center;padding:var(--space-4);color:#334155;font-size:13px;line-height:1.4;text-align:center}.pair-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:500;display:flex;flex-direction:column;align-items:center;overflow-y:auto;padding:calc(var(--space-4) + var(--safe-top)) calc(var(--space-4) + var(--safe-right)) calc(var(--space-4) + var(--safe-bottom)) calc(var(--space-4) + var(--safe-left));animation:pair-fade-in .18s ease-out}@keyframes pair-fade-in{0%{opacity:0}to{opacity:1}}.pair-qr-overlay{justify-content:center;gap:var(--space-4);background:#02040aeb;cursor:zoom-out}.pair-qr-overlay-code{width:min(92vw,78vh,560px);aspect-ratio:1 / 1;padding:16px;background:#fff;border-radius:var(--radius-lg)}.pair-qr-overlay-label{margin:0;max-width:480px;text-align:center;font-size:14px;color:#ffffffd9}.pair-overlay-close{min-width:120px;color:#fff;border-color:#ffffff4d}.pair-scanner{gap:var(--space-4);background:#05070d;color:#f0f4ff}.pair-scanner-top{width:100%;max-width:560px;display:flex;align-items:center;justify-content:space-between;gap:var(--space-3)}.pair-scanner-title{margin:0;font-size:17px;font-weight:700}.pair-scanner-close{color:#fff;border-color:#ffffff4d;flex-shrink:0}.pair-scanner-stage{width:100%;max-width:560px}.pair-scanner-viewport{position:relative;width:100%;aspect-ratio:3 / 4;max-height:62vh;border-radius:var(--radius-lg);overflow:hidden;background:#000}.pair-scanner-video{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover}.pair-scanner-frame{position:absolute;top:50%;left:50%;width:min(70%,300px);aspect-ratio:1 / 1;transform:translate(-50%,-50%);border:3px solid rgba(255,255,255,.9);border-radius:var(--radius-md);box-shadow:0 0 0 9999px #00000073;pointer-events:none}.pair-scanner-status{position:absolute;left:0;right:0;bottom:var(--space-3);margin:0;text-align:center;font-size:14px;font-weight:600;color:#fff;text-shadow:0 1px 4px rgba(0,0,0,.8)}.pair-scanner-message{display:flex;flex-direction:column;gap:var(--space-2);padding:var(--space-5);border-radius:var(--radius-lg);background:#ffffff0f;border:1px solid rgba(255,255,255,.12);font-size:15px;line-height:1.5}.pair-scanner-paste{width:100%;max-width:560px;display:flex;flex-direction:column;gap:var(--space-2)}.pair-scanner-paste-label{font-size:13px;font-weight:600;color:#f0f4ffb3}.pair-scanner .pair-textarea{background:#ffffff14;border-color:#ffffff29;color:#f0f4ff}.pair-scanner .btn-ghost{color:#fff}@media (max-width: 380px){.pair-body{padding:0 var(--space-3) var(--space-3)}.pair-step{padding:var(--space-3)}.pair-choice{min-height:76px;gap:var(--space-3)}.pair-choice-icon{width:40px;height:40px;font-size:18px}.pair-steps{grid-template-columns:1fr}}@media (max-height: 560px){.pair-scanner-viewport{max-height:48vh}}@media (prefers-reduced-motion: reduce){.pair-overlay,.pair-spinner,.pair-status-dot,.pair-qr.is-loading{animation:none!important}.pair-choice,.pair-qr-button{transition:none}}:root{color-scheme:dark;--bg-base: #080b14;--bg-elev: #0d1120;--bg-surface: rgba(255, 255, 255, .04);--bg-surface-hover: rgba(255, 255, 255, .08);--bg-glass: rgba(255, 255, 255, .06);--bg-glass-strong: rgba(255, 255, 255, .1);--header-bg: rgba(9, 12, 22, .72);--header-bg-solid: rgba(9, 12, 22, .95);--panel-bg: rgba(13, 16, 28, .82);--panel-bg-solid: rgba(13, 16, 28, .98);--border: rgba(255, 255, 255, .08);--border-hover: rgba(255, 255, 255, .18);--text-primary: #f0f4ff;--text-secondary: rgba(240, 244, 255, .62);--text-muted: rgba(240, 244, 255, .38);--accent: #6366f1;--accent-2: #8b5cf6;--accent-light: #818cf8;--accent-text: #a5b4fc;--accent-glow: rgba(99, 102, 241, .35);--accent-soft: rgba(99, 102, 241, .16);--success: #22c55e;--success-glow: rgba(34, 197, 94, .3);--danger: #f43f5e;--danger-glow: rgba(244, 63, 94, .3);--warning: #f59e0b;--cyan: #22d3ee;--st-sending: #a5b4fc;--st-receiving: #67e8f9;--st-done: #4ade80;--st-failed: #fb7185;--st-waiting: #fbbf24;--mesh-1: rgba(99, 102, 241, .14);--mesh-2: rgba(139, 92, 246, .12);--mesh-3: rgba(6, 182, 212, .06);--scrollbar: rgba(255, 255, 255, .14);--scrollbar-hover: rgba(255, 255, 255, .24);--brand-grad-end: #a5b4fc;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--radius-sm: 10px;--radius-md: 14px;--radius-lg: 20px;--radius-xl: 28px;--radius-full: 999px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .25);--shadow-md: 0 8px 24px rgba(0, 0, 0, .35);--shadow-lg: 0 24px 64px rgba(0, 0, 0, .5);--shadow-glow: 0 0 40px rgba(99, 102, 241, .15);--shadow-card: 0 8px 32px rgba(0, 0, 0, .4);--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--transition: .2s cubic-bezier(.4, 0, .2, 1);--ease-spring: cubic-bezier(.34, 1.56, .64, 1);--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);--safe-left: env(safe-area-inset-left, 0px);--safe-right: env(safe-area-inset-right, 0px)}@media (prefers-color-scheme: light){:root{color-scheme:light;--bg-base: #eef1f8;--bg-elev: #ffffff;--bg-surface: rgba(15, 23, 42, .035);--bg-surface-hover: rgba(15, 23, 42, .07);--bg-glass: rgba(255, 255, 255, .55);--bg-glass-strong: rgba(255, 255, 255, .8);--header-bg: rgba(255, 255, 255, .72);--header-bg-solid: rgba(255, 255, 255, .96);--panel-bg: rgba(255, 255, 255, .82);--panel-bg-solid: rgba(255, 255, 255, .98);--border: rgba(15, 23, 42, .1);--border-hover: rgba(15, 23, 42, .22);--text-primary: #0f172a;--text-secondary: rgba(15, 23, 42, .68);--text-muted: rgba(15, 23, 42, .48);--accent-text: #4f46e5;--accent-glow: rgba(99, 102, 241, .22);--accent-soft: rgba(99, 102, 241, .12);--st-sending: #4f46e5;--st-receiving: #0891b2;--st-done: #15803d;--st-failed: #be123c;--st-waiting: #b45309;--mesh-1: rgba(99, 102, 241, .12);--mesh-2: rgba(139, 92, 246, .1);--mesh-3: rgba(6, 182, 212, .09);--scrollbar: rgba(15, 23, 42, .2);--scrollbar-hover: rgba(15, 23, 42, .34);--brand-grad-end: #4f46e5;--shadow-sm: 0 2px 8px rgba(15, 23, 42, .08);--shadow-md: 0 8px 24px rgba(15, 23, 42, .1);--shadow-lg: 0 24px 56px rgba(15, 23, 42, .16);--shadow-glow: 0 0 40px rgba(99, 102, 241, .12);--shadow-card: 0 8px 32px rgba(15, 23, 42, .12)}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}html{-webkit-text-size-adjust:100%;text-size-adjust:100%}body{font-family:var(--font);background:var(--bg-base);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;-webkit-tap-highlight-color:transparent;overflow-x:hidden;overscroll-behavior-y:none}img,svg{max-width:100%;display:block}button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}button{-webkit-tap-highlight-color:transparent;cursor:pointer}:focus-visible{outline:2px solid var(--accent-light);outline-offset:2px}:focus:not(:focus-visible){outline:none}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse 80% 60% at 8% -8%,var(--mesh-1) 0%,transparent 60%),radial-gradient(ellipse 72% 55% at 92% 108%,var(--mesh-2) 0%,transparent 58%),radial-gradient(ellipse 46% 46% at 50% 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