@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--bg-main: #f5f5f7;--bg-surface: rgba(255, 255, 255, .72);--bg-surface-elevated: rgba(255, 255, 255, .88);--bg-card: rgba(255, 255, 255, .65);--bg-input: rgba(0, 0, 0, .04);--bg-input-focus: rgba(0, 0, 0, .07);--bg-pill: rgba(0, 0, 0, .05);--bg-pill-active: #ffffff;--text-primary: #1d1d1f;--text-secondary: #86868b;--text-tertiary: #a1a1a6;--text-inverse: #ffffff;--accent: #0071e3;--accent-hover: #0077ed;--accent-soft: rgba(0, 113, 227, .12);--accent-glow: rgba(0, 113, 227, .25);--success: #34c759;--success-soft: rgba(52, 199, 89, .14);--warning: #ff9500;--danger: #ff3b30;--danger-soft: rgba(255, 59, 48, .12);--border-light: rgba(0, 0, 0, .08);--border-subtle: rgba(0, 0, 0, .04);--border-focus: rgba(0, 113, 227, .4);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .04);--shadow-md: 0 8px 24px rgba(0, 0, 0, .06);--shadow-lg: 0 16px 40px rgba(0, 0, 0, .08);--shadow-glow: 0 0 24px var(--accent-glow);--blur-nav: blur(24px) saturate(180%);--blur-card: blur(20px) saturate(160%);--blur-modal: blur(30px) saturate(190%);--radius-sm: 8px;--radius-md: 14px;--radius-lg: 20px;--radius-xl: 28px;--radius-full: 9999px;--transition-fast: .15s cubic-bezier(.2, .8, .2, 1);--transition-normal: .25s cubic-bezier(.2, .8, .2, 1);--transition-spring: .4s cubic-bezier(.175, .885, .32, 1.15)}[data-theme=dark]{--bg-main: #000000;--bg-surface: rgba(28, 28, 30, .72);--bg-surface-elevated: rgba(44, 44, 46, .85);--bg-card: rgba(28, 28, 30, .65);--bg-input: rgba(255, 255, 255, .06);--bg-input-focus: rgba(255, 255, 255, .1);--bg-pill: rgba(255, 255, 255, .08);--bg-pill-active: rgba(255, 255, 255, .16);--text-primary: #f5f5f7;--text-secondary: #86868b;--text-tertiary: #636366;--text-inverse: #000000;--accent: #2997ff;--accent-hover: #47a6ff;--accent-soft: rgba(41, 151, 255, .15);--accent-glow: rgba(41, 151, 255, .35);--border-light: rgba(255, 255, 255, .1);--border-subtle: rgba(255, 255, 255, .05);--border-focus: rgba(41, 151, 255, .5);--shadow-sm: 0 2px 10px rgba(0, 0, 0, .3);--shadow-md: 0 10px 30px rgba(0, 0, 0, .5);--shadow-lg: 0 20px 50px rgba(0, 0, 0, .7)}*{margin:0;padding:0;box-sizing:border-box;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,SF Pro Text,Inter,sans-serif;background-color:var(--bg-main);color:var(--text-primary);min-height:100vh;display:flex;flex-direction:column;line-height:1.5;transition:background-color var(--transition-normal),color var(--transition-normal);overflow-x:hidden}button{font-family:inherit;cursor:pointer;border:none;background:none;outline:none;user-select:none;-webkit-tap-highlight-color:transparent}input,textarea{font-family:inherit;border:none;outline:none}a{color:var(--accent);text-decoration:none}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-light);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}.app-container{display:flex;flex-direction:column;min-height:100vh;max-width:1024px;margin:0 auto;padding:0 1.25rem 2.5rem;width:100%}.navbar{position:sticky;top:1rem;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:.65rem 1rem;margin-bottom:2rem;background:var(--bg-surface);backdrop-filter:var(--blur-nav);-webkit-backdrop-filter:var(--blur-nav);border:1px solid var(--border-light);border-radius:var(--radius-full);box-shadow:var(--shadow-sm);transition:all var(--transition-normal)}.brand{display:flex;align-items:center;gap:.5rem;font-weight:600;font-size:1.05rem;letter-spacing:-.02em}.brand-icon{display:flex;align-items:center;justify-content:center;width:32px;height:32px;background:var(--accent);color:#fff;border-radius:50%;box-shadow:0 2px 8px var(--accent-glow)}.mode-segmented-control{display:flex;background:var(--bg-pill);padding:3px;border-radius:var(--radius-full);position:relative}.mode-btn{display:flex;align-items:center;gap:.35rem;padding:.35rem .85rem;font-size:.82rem;font-weight:500;color:var(--text-secondary);border-radius:var(--radius-full);transition:all var(--transition-fast)}.mode-btn.active{background:var(--bg-pill-active);color:var(--text-primary);box-shadow:var(--shadow-sm);font-weight:600}.nav-actions{display:flex;align-items:center;gap:.35rem}.icon-btn{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;color:var(--text-secondary);background:transparent;transition:all var(--transition-fast)}.icon-btn:hover{background:var(--bg-pill);color:var(--text-primary)}.icon-btn.active{color:var(--accent)}.hero-section{display:flex;flex-direction:column;align-items:center;text-align:center;margin-bottom:2rem;position:relative}.radar-container{position:relative;width:180px;height:180px;display:flex;align-items:center;justify-content:center;margin-bottom:1.25rem}.radar-ring{position:absolute;border-radius:50%;border:1px solid var(--accent-soft);opacity:.6;pointer-events:none}.radar-ring:nth-child(1){width:90px;height:90px}.radar-ring:nth-child(2){width:135px;height:135px}.radar-ring:nth-child(3){width:180px;height:180px}.radar-pulse{position:absolute;width:100%;height:100%;border-radius:50%;background:radial-gradient(circle,var(--accent-glow) 0%,transparent 70%);animation:pulseAnimation 3s infinite cubic-bezier(.2,.8,.2,1);pointer-events:none}@keyframes pulseAnimation{0%{transform:scale(.5);opacity:.8}50%{opacity:.4}to{transform:scale(1.3);opacity:0}}.device-avatar{position:relative;z-index:2;width:68px;height:68px;border-radius:50%;background:var(--bg-surface-elevated);backdrop-filter:var(--blur-card);border:1px solid var(--border-light);box-shadow:var(--shadow-md);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;transition:transform var(--transition-spring)}.device-avatar:hover{transform:scale(1.05)}.device-name-badge{font-size:.95rem;font-weight:600;color:var(--text-primary);margin-top:.25rem}.device-status-text{font-size:.82rem;color:var(--text-secondary);display:flex;align-items:center;gap:.35rem;margin-top:.15rem}.status-dot{width:7px;height:7px;border-radius:50%;background:var(--text-tertiary)}.status-dot.connected{background:var(--success);box-shadow:0 0 8px #34c75999}.status-dot.waiting{background:var(--warning);animation:blink 1.5s infinite}@keyframes blink{0%,to{opacity:1}50%{opacity:.4}}.connected-banner{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:520px;background:var(--bg-surface-elevated);backdrop-filter:var(--blur-card);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:.85rem 1.25rem;margin-bottom:1.5rem;box-shadow:var(--shadow-sm);animation:slideDown .3s cubic-bezier(.16,1,.3,1)}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.peer-info{display:flex;align-items:center;gap:.75rem}.peer-avatar-icon{display:flex;align-items:center;justify-content:center;width:40px;height:40px;background:var(--success-soft);color:var(--success);border-radius:50%}.peer-title{font-size:.92rem;font-weight:600}.peer-subtitle{font-size:.78rem;color:var(--text-secondary)}.glass-card{background:var(--bg-card);backdrop-filter:var(--blur-card);-webkit-backdrop-filter:var(--blur-card);border:1px solid var(--border-light);border-radius:var(--radius-xl);padding:1.5rem;box-shadow:var(--shadow-md);margin-bottom:1.5rem;transition:border-color var(--transition-normal)}.pairing-container{display:flex;flex-direction:column;align-items:center;gap:1.25rem}.code-inputs-wrapper{display:flex;flex-direction:column;align-items:center;gap:.75rem;width:100%}.room-display-badge{display:inline-flex;align-items:center;gap:.6rem;background:var(--bg-surface-elevated);border:1px solid var(--border-light);padding:.6rem 1.25rem;border-radius:var(--radius-full);box-shadow:var(--shadow-sm)}.room-code-digits{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:1.65rem;font-weight:700;letter-spacing:.25em;color:var(--accent)}.join-row{display:flex;gap:.5rem;width:100%;max-width:360px}.input-code{flex:1;background:var(--bg-input);color:var(--text-primary);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:1.15rem;font-weight:600;letter-spacing:.15em;text-align:center;padding:.65rem 1rem;border-radius:var(--radius-md);border:1px solid var(--border-light);transition:all var(--transition-fast)}.input-code:focus{background:var(--bg-input-focus);border-color:var(--border-focus);box-shadow:0 0 0 3px var(--accent-soft)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.45rem;padding:.65rem 1.25rem;font-size:.88rem;font-weight:500;border-radius:var(--radius-md);transition:all var(--transition-fast)}.btn-primary{background:var(--accent);color:#fff;box-shadow:0 2px 8px var(--accent-glow)}.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px)}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--bg-surface-elevated);color:var(--text-primary);border:1px solid var(--border-light)}.btn-secondary:hover{background:var(--bg-pill)}.btn-subtle{background:var(--bg-pill);color:var(--text-secondary)}.btn-subtle:hover{color:var(--text-primary);background:var(--bg-pill-active)}.btn-danger-subtle{background:var(--danger-soft);color:var(--danger);font-size:.8rem;padding:.4rem .8rem;border-radius:var(--radius-sm)}.btn-danger-subtle:hover{opacity:.85}.offline-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;width:100%}@media(max-width:640px){.offline-grid{grid-template-columns:1fr}}.offline-panel{display:flex;flex-direction:column;align-items:center;text-align:center;padding:1.25rem;background:var(--bg-surface-elevated);border-radius:var(--radius-lg);border:1px solid var(--border-light)}.qr-canvas-wrapper{background:#fff;padding:10px;border-radius:var(--radius-md);box-shadow:var(--shadow-sm);margin:1rem 0;display:flex;align-items:center;justify-content:center}.hub-tabs{display:flex;gap:.5rem;border-bottom:1px solid var(--border-subtle);padding-bottom:.75rem;margin-bottom:1.25rem}.tab-btn{display:flex;align-items:center;gap:.4rem;font-size:.92rem;font-weight:500;color:var(--text-secondary);padding:.4rem .8rem;border-radius:var(--radius-sm);transition:all var(--transition-fast)}.tab-btn.active{color:var(--accent);background:var(--accent-soft);font-weight:600}.dropzone{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2.5rem 1.5rem;border:2px dashed var(--border-light);border-radius:var(--radius-lg);background:var(--bg-surface);transition:all var(--transition-normal);cursor:pointer;text-align:center}.dropzone.dragover{border-color:var(--accent);background:var(--accent-soft);transform:scale(1.01)}.dropzone-icon{width:54px;height:54px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;margin-bottom:1rem;transition:transform var(--transition-spring)}.dropzone:hover .dropzone-icon{transform:translateY(-3px)}.dropzone-title{font-size:1.05rem;font-weight:600;margin-bottom:.35rem}.dropzone-subtitle{font-size:.85rem;color:var(--text-secondary)}.text-pad-container{display:flex;flex-direction:column;gap:.85rem}.text-pad-input{width:100%;min-height:140px;background:var(--bg-surface);color:var(--text-primary);border:1px solid var(--border-light);border-radius:var(--radius-md);padding:1rem;font-size:.95rem;line-height:1.6;resize:vertical;transition:border-color var(--transition-fast)}.text-pad-input:focus{border-color:var(--border-focus)}.text-pad-actions{display:flex;align-items:center;justify-content:space-between}.transfers-section{margin-top:1rem}.transfers-title{font-size:.92rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.75rem}.transfer-card{display:flex;align-items:center;justify-content:space-between;gap:1rem;background:var(--bg-surface-elevated);border:1px solid var(--border-light);border-radius:var(--radius-md);padding:.85rem 1rem;margin-bottom:.65rem;box-shadow:var(--shadow-sm);animation:slideDown .25s ease-out}.transfer-file-meta{display:flex;align-items:center;gap:.75rem;flex:1;min-width:0}.file-type-icon{width:38px;height:38px;border-radius:var(--radius-sm);background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;flex-shrink:0}.transfer-details{flex:1;min-width:0}.transfer-filename{font-size:.88rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.transfer-stats{display:flex;align-items:center;gap:.5rem;font-size:.75rem;color:var(--text-secondary);margin-top:.2rem}.progress-track{width:100%;height:4px;background:var(--bg-pill);border-radius:var(--radius-full);margin-top:.4rem;overflow:hidden}.progress-fill{height:100%;background:var(--accent);border-radius:var(--radius-full);transition:width .15s ease-out}.progress-fill.completed{background:var(--success)}.transfer-actions{display:flex;align-items:center;gap:.4rem}.modal-backdrop{position:fixed;inset:0;z-index:100;background:#0006;backdrop-filter:var(--blur-modal);-webkit-backdrop-filter:var(--blur-modal);display:flex;align-items:center;justify-content:center;padding:1rem;opacity:0;pointer-events:none;transition:opacity var(--transition-normal)}.modal-backdrop.show{opacity:1;pointer-events:auto}.modal-dialog{background:var(--bg-surface-elevated);border:1px solid var(--border-light);border-radius:var(--radius-xl);max-width:480px;width:100%;padding:1.75rem;box-shadow:var(--shadow-lg);transform:scale(.95);transition:transform var(--transition-spring)}.modal-backdrop.show .modal-dialog{transform:scale(1)}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.25rem}.modal-title{font-size:1.15rem;font-weight:600}.toast-container{position:fixed;bottom:2rem;left:50%;transform:translate(-50%);z-index:200;display:flex;flex-direction:column;align-items:center;gap:.5rem;pointer-events:none}.toast{display:inline-flex;align-items:center;gap:.5rem;background:var(--text-primary);color:var(--text-inverse);padding:.65rem 1.25rem;border-radius:var(--radius-full);font-size:.85rem;font-weight:500;box-shadow:var(--shadow-lg);animation:toastIn .3s var(--transition-spring);pointer-events:auto}@keyframes toastIn{0%{opacity:0;transform:translateY(12px) scale(.92)}to{opacity:1;transform:translateY(0) scale(1)}}#qr-reader-container{width:100%;max-width:320px;margin:0 auto;border-radius:var(--radius-lg);overflow:hidden;background:#000}