:root{--bg-primary: #050506;--bg-secondary: #0a0a0c;--bg-tertiary: #111114;--bg-elevated: #1a1a1f;--bg-card: #0d0d10;--text-primary: #ffffff;--text-secondary: #a0a0a8;--text-muted: #5c5c66;--accent: #6366f1;--accent-hover: #818cf8;--accent-subtle: rgba(99, 102, 241, .15);--accent-glow: rgba(99, 102, 241, .4);--accent-warm: #f59e0b;--accent-warm-glow: rgba(245, 158, 11, .3);--success: #10b981;--success-glow: rgba(16, 185, 129, .3);--warning: #f59e0b;--error: #ef4444;--border: rgba(255, 255, 255, .06);--border-light: rgba(255, 255, 255, .1);--border-accent: rgba(99, 102, 241, .3);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-2xl: 32px;--radius-full: 9999px;--shadow-sm: 0 2px 8px rgba(0,0,0,.4);--shadow-md: 0 8px 24px rgba(0,0,0,.5);--shadow-lg: 0 24px 64px rgba(0,0,0,.6);--shadow-glow: 0 0 60px rgba(99, 102, 241, .15);--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "SF Mono", "Fira Code", monospace;--font-display: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-base: .25s cubic-bezier(.4, 0, .2, 1);--transition-slow: .4s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-sans);font-size:16px;line-height:1.6;color:var(--text-primary);background:var(--bg-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;overflow-x:hidden}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse 100% 100% at 50% -30%,rgba(99,102,241,.08),transparent 60%),radial-gradient(ellipse 80% 60% at 100% 0%,rgba(139,92,246,.05),transparent 50%),radial-gradient(ellipse 60% 40% at 0% 100%,rgba(99,102,241,.04),transparent 50%);pointer-events:none;z-index:-1}.hidden{display:none!important}.page{min-height:100vh}.page:after{content:"";position:fixed;top:0;right:0;bottom:0;left:0;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");opacity:.015;pointer-events:none;z-index:9999}.nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:12px 24px;background:#050506b3;-webkit-backdrop-filter:blur(20px) saturate(180%);backdrop-filter:blur(20px) saturate(180%);border-bottom:1px solid var(--border);transition:all var(--transition-base)}.nav.scrolled{padding:8px 24px;background:#050506e6}.nav-container{max-width:1280px;margin:0 auto;display:flex;align-items:center;justify-content:space-between}.nav-logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text-primary);transition:opacity var(--transition-fast)}.nav-logo:hover{opacity:.85}.logo-icon{font-size:28px;filter:drop-shadow(0 0 8px var(--accent-glow))}.logo-text{font-size:1.35rem;font-weight:700;letter-spacing:-.02em;background:linear-gradient(135deg,var(--text-primary) 0%,var(--text-secondary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav-links{display:flex;align-items:center;gap:4px}.nav-link{padding:10px 18px;color:var(--text-secondary);text-decoration:none;font-size:.9rem;font-weight:500;border-radius:var(--radius-md);transition:all var(--transition-fast)}.nav-link:hover{color:var(--text-primary);background:var(--bg-elevated)}.mobile-menu-btn{display:none;background:none;border:none;color:var(--text-primary);cursor:pointer;padding:8px;border-radius:var(--radius-sm);transition:background var(--transition-fast)}.mobile-menu-btn:hover{background:var(--bg-elevated)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:12px 24px;font-size:.9rem;font-weight:600;font-family:inherit;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-base);text-decoration:none;position:relative;overflow:hidden}.btn:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(180deg,rgba(255,255,255,.1) 0%,transparent 50%);opacity:0;transition:opacity var(--transition-fast)}.btn:hover:before{opacity:1}.btn-primary{background:linear-gradient(135deg,var(--accent) 0%,#8b5cf6 100%);color:#fff;box-shadow:0 2px 16px var(--accent-glow)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 32px var(--accent-glow)}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-light)}.btn-secondary:hover{background:var(--bg-elevated);border-color:var(--border-accent);transform:translateY(-1px)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover{color:var(--text-primary);background:#ffffff0d}.btn-lg{padding:16px 32px;font-size:1rem;border-radius:var(--radius-lg)}.btn-xl{padding:18px 40px;font-size:1.1rem;border-radius:var(--radius-lg)}.btn-block{width:100%}.btn-small{padding:8px 16px;font-size:.8rem}.btn-danger{color:var(--error)}.btn-danger:hover{background:#ef444426}.btn-google{width:100%;padding:14px;background:#fff;color:#1a1a1a;font-weight:600;border-radius:var(--radius-md);border:1px solid rgba(255,255,255,.1)}.btn-google:hover{background:#f8f8f8;transform:translateY(-1px)}.btn-icon{width:40px;height:40px;padding:0;border-radius:var(--radius-md)}.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:140px 24px 100px;overflow:hidden}.hero-bg{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse 120% 80% at 50% -40%,rgba(99,102,241,.2),transparent 60%),radial-gradient(ellipse 100% 60% at 80% 20%,rgba(139,92,246,.12),transparent 50%),radial-gradient(ellipse 60% 50% at 10% 80%,rgba(99,102,241,.08),transparent 40%)}.hero-bg:before{content:"";position:absolute;top:10%;right:10%;width:600px;height:600px;background:radial-gradient(circle,rgba(99,102,241,.15) 0%,transparent 70%);border-radius:50%;filter:blur(80px);animation:float 20s ease-in-out infinite}.hero-bg:after{content:"";position:absolute;bottom:10%;left:5%;width:400px;height:400px;background:radial-gradient(circle,rgba(139,92,246,.12) 0%,transparent 70%);border-radius:50%;filter:blur(60px);animation:float 15s ease-in-out infinite reverse}@keyframes float{0%,to{transform:translate(0) scale(1)}33%{transform:translate(30px,-20px) scale(1.05)}66%{transform:translate(-20px,20px) scale(.95)}}.hero-container{position:relative;max-width:1280px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}.hero-badge{display:inline-flex;align-items:center;gap:10px;padding:8px 18px;background:#10b9811a;border:1px solid rgba(16,185,129,.25);border-radius:var(--radius-full);font-size:.85rem;font-weight:500;color:var(--success);margin-bottom:28px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.badge-dot{width:8px;height:8px;background:var(--success);border-radius:50%;box-shadow:0 0 12px var(--success-glow);animation:pulse 2s ease-in-out infinite}.hero-title{font-size:clamp(3rem,6vw,4.5rem);font-weight:800;line-height:1.05;letter-spacing:-.03em;margin-bottom:28px}.gradient-text{background:linear-gradient(135deg,#818cf8,#c084fc,#818cf8);background-size:200% auto;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:shimmer 8s ease-in-out infinite}@keyframes shimmer{0%,to{background-position:0% center}50%{background-position:200% center}}.hero-subtitle{font-size:1.25rem;line-height:1.7;color:var(--text-secondary);max-width:520px;margin-bottom:40px}.hero-cta{display:flex;align-items:center;gap:16px;margin-bottom:56px}.hero-note{font-size:.85rem;color:var(--text-muted);margin-top:16px;display:flex;align-items:center;gap:8px}.hero-note svg{width:16px;height:16px;opacity:.6}.hero-stats{display:flex;gap:40px}.hero-stat{text-align:left}.stat-value{font-size:2rem;font-weight:700;color:var(--text-primary);letter-spacing:-.02em;background:linear-gradient(135deg,var(--text-primary) 0%,var(--text-secondary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.stat-label{font-size:.85rem;color:var(--text-muted);margin-top:4px}.stat-divider{width:1px;background:var(--border-light)}.hero-visual{display:flex;justify-content:center;align-items:center;position:relative}.hero-visual:before{content:"";position:absolute;width:400px;height:400px;background:radial-gradient(circle,rgba(99,102,241,.2) 0%,transparent 70%);border-radius:50%;filter:blur(60px)}.transfer-animation{display:flex;align-items:center;gap:32px;position:relative;z-index:1}.device{width:180px;padding:20px;background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg),var(--shadow-glow);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);transition:all var(--transition-base)}.device:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg),0 0 80px #6366f133}.device-screen{text-align:center;padding:28px 12px}.file-icon{font-size:3rem;margin-bottom:12px;filter:drop-shadow(0 4px 12px rgba(0,0,0,.3))}.file-name{font-size:.8rem;font-weight:600;margin-bottom:6px;word-break:break-all;color:var(--text-primary)}.transfer-beam{width:100px;height:6px;background:var(--bg-elevated);border-radius:var(--radius-full);overflow:hidden;position:relative}.transfer-beam:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(90deg,transparent,rgba(99,102,241,.3),transparent);animation:glow 2s ease-in-out infinite}@keyframes glow{0%,to{opacity:.5}50%{opacity:1}}.beam-particles{width:40%;height:100%;background:linear-gradient(90deg,var(--accent),#a855f7,var(--accent));border-radius:var(--radius-full);box-shadow:0 0 20px var(--accent-glow);animation:beam 1.8s ease-in-out infinite}@keyframes beam{0%{transform:translate(-120%)}to{transform:translate(350%)}}.receiving-indicator{position:relative;width:56px;height:56px;margin:0 auto 16px}.pulse-ring{position:absolute;top:0;right:0;bottom:0;left:0;border:2px solid var(--accent);border-radius:50%;animation:pulseRing 2s ease-out infinite}.pulse-ring:nth-child(2){animation-delay:.5s}.pulse-dot{position:absolute;top:50%;left:50%;width:20px;height:20px;background:linear-gradient(135deg,var(--accent),#a855f7);border-radius:50%;transform:translate(-50%,-50%);box-shadow:0 0 24px var(--accent-glow)}@keyframes pulseRing{0%{transform:scale(.5);opacity:1}to{transform:scale(1.8);opacity:0}}.receiving-text{font-size:.8rem;font-weight:500;color:var(--accent);text-shadow:0 0 20px var(--accent-glow)}.features-section{padding:120px 24px;background:var(--bg-secondary);position:relative}.features-section:before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--border-light),transparent)}.section-container{max-width:1200px;margin:0 auto}.section-header{text-align:center;margin-bottom:72px}.section-eyebrow{display:inline-block;font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);margin-bottom:16px}.section-title{font-size:clamp(2rem,4vw,2.75rem);font-weight:700;letter-spacing:-.02em;margin-bottom:16px}.section-subtitle{font-size:1.15rem;color:var(--text-secondary);max-width:600px;margin:0 auto;line-height:1.7}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.feature-card{padding:36px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);transition:all var(--transition-base);position:relative;overflow:hidden}.feature-card:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--accent),#a855f7);opacity:0;transition:opacity var(--transition-base)}.feature-card:hover{border-color:var(--border-light);transform:translateY(-8px);box-shadow:var(--shadow-lg)}.feature-card:hover:before{opacity:1}.feature-icon-box{width:56px;height:56px;display:flex;align-items:center;justify-content:center;font-size:1.75rem;margin-bottom:20px;background:var(--accent-subtle);border-radius:var(--radius-lg)}.feature-card h3{font-size:1.15rem;font-weight:600;margin-bottom:10px;color:var(--text-primary)}.feature-card p{font-size:.95rem;color:var(--text-secondary);line-height:1.7}.pricing-section{padding:120px 24px;position:relative}.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;max-width:1100px;margin:0 auto}.pricing-card{position:relative;padding:40px 36px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);transition:all var(--transition-base)}.pricing-card:hover{transform:translateY(-4px)}.pricing-card.featured{border-color:var(--accent);background:linear-gradient(180deg,rgba(99,102,241,.08) 0%,var(--bg-card) 100%);box-shadow:0 0 60px #6366f126;transform:scale(1.02)}.pricing-card.featured:hover{transform:scale(1.04) translateY(-4px)}.pricing-badge{position:absolute;top:-14px;left:50%;transform:translate(-50%);padding:6px 18px;background:linear-gradient(135deg,var(--accent),#a855f7);color:#fff;font-size:.75rem;font-weight:700;letter-spacing:.02em;border-radius:var(--radius-full);box-shadow:0 4px 20px var(--accent-glow)}.pricing-header{text-align:center;margin-bottom:32px}.pricing-header h3{font-size:1.25rem;font-weight:600;margin-bottom:12px;color:var(--text-primary)}.price{font-size:3rem;font-weight:800;letter-spacing:-.03em;color:var(--text-primary)}.period{font-size:.9rem;color:var(--text-muted);margin-left:4px}.pricing-features{list-style:none;margin-bottom:32px}.pricing-features li{display:flex;align-items:center;gap:12px;padding:10px 0;font-size:.95rem;color:var(--text-secondary);border-bottom:1px solid var(--border)}.pricing-features li:last-child{border-bottom:none}.check{color:var(--success);font-size:1.1rem}.footer{padding:80px 24px 32px;background:var(--bg-secondary);border-top:1px solid var(--border);position:relative}.footer:before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--border-light),transparent)}.footer-container{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;gap:64px}.footer-brand{max-width:300px}.footer-brand .nav-logo{margin-bottom:16px}.footer-brand p{color:var(--text-muted);font-size:.9rem;line-height:1.7;margin-top:12px}.footer-links{display:flex;gap:80px}.footer-column h4{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-secondary);margin-bottom:20px}.footer-column a{display:block;padding:8px 0;color:var(--text-muted);text-decoration:none;font-size:.9rem;transition:all var(--transition-fast)}.footer-column a:hover{color:var(--text-primary);transform:translate(4px)}.footer-bottom{max-width:1200px;margin:56px auto 0;padding-top:28px;border-top:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;color:var(--text-muted);font-size:.85rem}.footer-legal{display:flex;gap:24px}.footer-legal a{color:var(--text-muted);text-decoration:none;transition:color var(--transition-fast)}.footer-legal a:hover{color:var(--text-primary)}.modal-backdrop{position:absolute;top:0;right:0;bottom:0;left:0;background:#000000d9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.auth-modal-content{position:relative;width:100%;max-width:420px;padding:48px;background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-2xl);box-shadow:var(--shadow-lg),var(--shadow-glow)}.modal-close{position:absolute;top:20px;right:20px;background:none;border:none;color:var(--text-muted);cursor:pointer;padding:10px;border-radius:var(--radius-md);transition:all var(--transition-fast)}.modal-close:hover{color:var(--text-primary);background:var(--bg-elevated)}.auth-header{text-align:center;margin-bottom:36px}.auth-logo{font-size:48px;display:block;margin-bottom:20px;filter:drop-shadow(0 4px 20px var(--accent-glow))}.auth-header h2{font-size:1.6rem;font-weight:700;letter-spacing:-.02em;margin-bottom:8px}.auth-header p{color:var(--text-secondary);font-size:.95rem}.auth-divider{display:flex;align-items:center;gap:18px;margin:28px 0;color:var(--text-muted);font-size:.85rem}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:1px;background:linear-gradient(90deg,transparent,var(--border-light),transparent)}.form-group{margin-bottom:20px}.form-group label{display:block;font-size:.85rem;font-weight:600;color:var(--text-secondary);margin-bottom:8px}.form-group input{width:100%;padding:14px 18px;font-size:1rem;font-family:inherit;color:var(--text-primary);background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);transition:all var(--transition-fast)}.form-group input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-subtle);background:var(--bg-tertiary)}.form-group input::placeholder{color:var(--text-muted)}.auth-footer{text-align:center;margin-top:28px;color:var(--text-secondary);font-size:.9rem}.auth-footer a{color:var(--accent-hover);text-decoration:none;font-weight:500;transition:color var(--transition-fast)}.auth-footer a:hover{color:var(--accent);text-decoration:underline}.app-header{display:flex;align-items:center;justify-content:space-between;padding:14px 28px;background:#0a0a0ce6;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);position:relative}.app-header:after{content:"";position:absolute;bottom:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--border-light),transparent)}.app-header-left,.app-header-right{display:flex;align-items:center;gap:18px}.app-header-center{position:absolute;left:50%;transform:translate(-50%)}.status-indicator{display:flex;align-items:center;gap:10px;font-size:.85rem;font-weight:500;color:var(--text-secondary);padding:8px 16px;background:var(--bg-elevated);border-radius:var(--radius-full);border:1px solid var(--border)}.status-dot{width:10px;height:10px;border-radius:50%;background:var(--text-muted);transition:all var(--transition-fast)}.status-dot.connected{background:var(--success);box-shadow:0 0 12px var(--success-glow)}.status-dot.connecting{background:var(--warning);animation:statusPulse 1.5s ease-in-out infinite}.status-dot.error{background:var(--error);box-shadow:0 0 12px #ef444466}@keyframes statusPulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.6;transform:scale(.9)}}.user-menu{position:relative}.user-avatar-btn{background:none;border:none;cursor:pointer;padding:3px;border-radius:50%;transition:all var(--transition-fast)}.user-avatar-btn:hover{background:var(--bg-elevated)}.user-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--accent),#a855f7);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.95rem;color:#fff;box-shadow:0 2px 12px var(--accent-glow)}.user-dropdown{position:absolute;top:calc(100% + 12px);right:0;width:240px;background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);overflow:hidden;z-index:50}.dropdown-header{padding:20px;background:var(--bg-elevated)}.user-name{font-weight:700;font-size:1rem;color:var(--text-primary)}.user-email{font-size:.8rem;color:var(--text-muted);margin-top:4px}.dropdown-divider{height:1px;background:var(--border)}.dropdown-item{display:flex;align-items:center;gap:14px;width:100%;padding:14px 20px;background:none;border:none;color:var(--text-secondary);font-size:.9rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast);text-align:left}.dropdown-item:hover{background:var(--bg-elevated);color:var(--text-primary)}.dropdown-item.danger:hover{color:var(--error);background:#ef44441a}.room-selection{flex:1;display:flex;align-items:center;justify-content:center;padding:60px 24px;position:relative}.room-selection:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse 80% 60% at 50% 30%,rgba(99,102,241,.05),transparent);pointer-events:none}.room-selection-content{text-align:center;max-width:800px;position:relative}.room-selection-content h2{font-size:2rem;font-weight:700;letter-spacing:-.02em;margin-bottom:12px}.room-selection-content>p{color:var(--text-secondary);font-size:1.05rem;margin-bottom:56px}.room-options{display:grid;grid-template-columns:1fr 1fr;gap:28px}.room-option-card{padding:40px 32px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);text-align:center;transition:all var(--transition-base);position:relative;overflow:hidden}.room-option-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),#a855f7);opacity:0;transition:opacity var(--transition-base)}.room-option-card:hover{border-color:var(--border-light);transform:translateY(-6px);box-shadow:var(--shadow-lg)}.room-option-card:hover:before{opacity:1}.room-option-icon{font-size:3rem;margin-bottom:20px;filter:drop-shadow(0 4px 16px rgba(0,0,0,.3))}.room-option-card h3{font-size:1.2rem;font-weight:600;margin-bottom:10px}.room-option-card>p{font-size:.95rem;color:var(--text-secondary);margin-bottom:28px;line-height:1.6}.join-input-group{display:flex;gap:10px}.join-input-group input{flex:1;padding:14px 18px;font-size:1rem;font-family:var(--font-mono);font-weight:600;color:var(--text-primary);background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);text-transform:uppercase;letter-spacing:.1em;transition:all var(--transition-fast)}.join-input-group input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-subtle)}.join-input-group input::placeholder{letter-spacing:normal;text-transform:none}.active-room{display:flex;flex-direction:column;height:calc(100vh - 65px);background:var(--bg-primary)}.room-bar{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:14px 28px;background:var(--bg-secondary);border-bottom:1px solid var(--border)}.room-bar-info{display:flex;align-items:center;gap:12px}.room-label{font-size:.7rem;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em}.room-code{font-family:var(--font-mono);font-size:1.15rem;font-weight:700;color:var(--accent-hover);background:var(--accent-subtle);padding:6px 14px;border-radius:var(--radius-md);letter-spacing:.05em}.room-bar-share{flex:1;display:flex;align-items:center;gap:14px;max-width:550px}.share-label{font-size:.85rem;font-weight:500;color:var(--text-secondary)}.room-link-input{flex:1;padding:10px 16px;font-size:.85rem;font-family:var(--font-mono);color:var(--accent-hover);background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);transition:all var(--transition-fast)}.room-link-input:focus{outline:none;border-color:var(--accent)}.room-content{flex:1;display:grid;grid-template-columns:1fr 1fr;gap:28px;padding:28px;overflow:hidden}.panel{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);padding:28px;display:flex;flex-direction:column;overflow:hidden;transition:all var(--transition-base)}.panel:hover{border-color:var(--border-light)}.panel-title{font-size:.75rem;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;margin-bottom:20px;display:flex;align-items:center;gap:10px}.panel-title:after{content:"";flex:1;height:1px;background:var(--border)}.peers-grid{flex:1;display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;overflow-y:auto;align-content:start;padding:4px}.peer-card{display:flex;align-items:center;gap:14px;padding:16px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);transition:all var(--transition-base)}.peer-card:hover{border-color:var(--border-accent);transform:translateY(-2px);box-shadow:var(--shadow-md)}.peer-avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--accent),#a855f7);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.95rem;flex-shrink:0;color:#fff;box-shadow:0 2px 12px var(--accent-glow)}.peer-info{flex:1;min-width:0}.peer-name{font-weight:600;font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text-primary)}.peer-role{font-size:.8rem;color:var(--text-muted);margin-top:2px}.peer-actions{display:flex;gap:10px;flex-shrink:0}.send-btn{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--accent),#8b5cf6);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);flex-shrink:0;box-shadow:0 2px 12px var(--accent-glow)}.send-btn:hover{transform:scale(1.15);box-shadow:0 4px 20px var(--accent-glow)}.kick-btn{width:32px;height:32px;border-radius:50%;background:transparent;color:var(--text-muted);border:1px solid var(--border);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);flex-shrink:0}.kick-btn:hover{background:var(--error);border-color:var(--error);color:#fff;box-shadow:0 2px 12px #ef44444d}.empty-state{grid-column:1 / -1;text-align:center;padding:56px 24px;color:var(--text-muted)}.empty-icon{font-size:3rem;margin-bottom:16px;opacity:.4}.text-muted{color:var(--text-muted)}.drop-zone{border:2px dashed var(--border-light);border-radius:var(--radius-xl);padding:48px 24px;text-align:center;cursor:pointer;transition:all var(--transition-base);background:var(--bg-elevated);position:relative;overflow:hidden}.drop-zone:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at 50% 50%,var(--accent-subtle),transparent 70%);opacity:0;transition:opacity var(--transition-base)}.drop-zone:hover,.drop-zone.drag-over{border-color:var(--accent);background:var(--bg-tertiary)}.drop-zone:hover:before,.drop-zone.drag-over:before{opacity:1}.drop-zone-content{pointer-events:none;position:relative;z-index:1}.drop-icon{color:var(--text-muted);margin-bottom:16px;transition:color var(--transition-fast)}.drop-zone:hover .drop-icon{color:var(--accent)}.drop-text{font-size:1.05rem;font-weight:600;color:var(--text-primary)}.drop-subtext{font-size:.9rem;color:var(--text-muted);margin-top:8px}.file-select-buttons{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.file-select-buttons .btn{flex:1;display:flex;align-items:center;justify-content:center;gap:10px}.transfers-list{flex:1;overflow-y:auto;padding:4px}.empty-transfers{text-align:center;padding:32px;color:var(--text-muted);font-size:.95rem}.transfer-item{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px;margin-bottom:12px;transition:all var(--transition-fast)}.transfer-item:hover{border-color:var(--border-light)}.transfer-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}.transfer-direction{font-size:1.2rem;width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:var(--accent-subtle);border-radius:var(--radius-sm)}.transfer-filename{flex:1;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text-primary)}.transfer-status{font-size:.7rem;padding:4px 10px;border-radius:var(--radius-full);text-transform:uppercase;font-weight:700;letter-spacing:.03em}.transfer-status.active{background:var(--accent-subtle);color:var(--accent-hover)}.transfer-status.completed{background:#10b98126;color:var(--success)}.transfer-status.error{background:#ef444426;color:var(--error)}.transfer-progress{display:flex;align-items:center;gap:12px;margin-bottom:10px}.progress-bar{flex:1;height:6px;background:var(--bg-tertiary);border-radius:var(--radius-full);overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent),#a855f7);border-radius:var(--radius-full);transition:width .3s ease-out;box-shadow:0 0 12px var(--accent-glow)}.progress-text{font-size:.8rem;font-weight:700;color:var(--text-secondary);min-width:48px;text-align:right;font-family:var(--font-mono)}.transfer-stats{display:flex;gap:20px;font-size:.75rem;color:var(--text-muted);font-weight:500}.modal{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;z-index:1000;padding:24px}.modal-content{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;max-width:400px;width:100%}.notification{position:fixed;bottom:24px;right:24px;padding:12px 20px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);z-index:2000;animation:slideIn .3s ease}.notification.success{border-color:var(--success)}.notification.error{border-color:var(--error)}.notification.fade-out{animation:fadeOut .3s ease forwards}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}@keyframes fadeOut{to{transform:translate(100%);opacity:0}}.history-list{max-height:400px;overflow-y:auto;margin:16px 0}.history-item{display:flex;align-items:center;gap:12px;padding:12px;background:var(--bg-tertiary);border-radius:var(--radius-md);margin-bottom:8px}.history-icon{font-size:1.2rem;width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--bg-elevated);border-radius:var(--radius-sm)}.history-details{flex:1;min-width:0}.history-filename{font-weight:600;font-size:.9rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.history-meta{font-size:.75rem;color:var(--text-muted);margin-top:2px}.history-status{font-size:.7rem;padding:2px 8px;border-radius:var(--radius-full);text-transform:uppercase;font-weight:600}.history-status.completed{background:#22c55e33;color:var(--success)}.history-status.failed{background:#ef444433;color:var(--error)}.modal-peers{display:flex;flex-direction:column;gap:8px;margin:16px 0}.modal-peer-btn{display:flex;align-items:center;gap:12px;width:100%;padding:12px;background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;transition:all .2s;text-align:left;font-family:inherit;color:var(--text-primary)}.modal-peer-btn:hover{border-color:var(--accent);background:#3b82f61a}.modal-peer-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--accent),#a855f7);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.9rem}.modal-peer-name{flex:1;font-weight:500}.modal-peer-role{font-size:.8rem;color:var(--text-muted)}.modal-cancel{width:100%;margin-top:8px;padding:10px;background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-secondary);cursor:pointer;font-family:inherit;font-size:.9rem;transition:all .2s}.modal-cancel:hover{background:var(--bg-elevated)}.incoming-file-info{display:flex;align-items:center;gap:16px;padding:20px;background:var(--bg-tertiary);border-radius:var(--radius-md);margin:16px 0}.incoming-file-info .file-icon{font-size:2.5rem}.file-details{flex:1}.file-details .file-name{font-weight:600;font-size:1rem;margin-bottom:4px}.file-details .file-size{font-size:.85rem;color:var(--text-secondary)}.file-details .file-from{font-size:.8rem;color:var(--text-muted);margin-top:4px}.auto-accept-label{display:flex;align-items:center;gap:8px;font-size:.85rem;color:var(--text-secondary);cursor:pointer;margin-bottom:16px}.auto-accept-label input{accent-color:var(--accent)}.modal-actions{display:flex;gap:12px}.modal-decline,.modal-accept{flex:1;padding:12px;border-radius:var(--radius-md);font-family:inherit;font-weight:600;cursor:pointer;transition:all .2s}.modal-decline{background:var(--bg-tertiary);border:1px solid var(--border);color:var(--text-secondary)}.modal-decline:hover{background:var(--bg-elevated)}.modal-accept{background:var(--accent);border:none;color:#fff}.modal-accept:hover{background:var(--accent-hover)}#app-page{display:flex;flex-direction:column;min-height:100vh}.nav-links.mobile-open{display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:var(--bg-secondary);border-bottom:1px solid var(--border);padding:16px;gap:8px}.mobile-bottom-nav,.mobile-panel{display:none}.shared-folders-section{margin-top:24px;border-top:1px solid var(--border);padding-top:16px}.section-description{color:var(--text-muted);font-size:.875rem;margin-bottom:16px}.panel-subtitle{font-size:.875rem;color:var(--text-secondary);margin:16px 0 8px;font-weight:500}.shared-folders-list,.my-shared-folders-list{display:flex;flex-direction:column;gap:12px}.shared-folder-item,.my-shared-folder-item{background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden}.shared-folder-header,.my-shared-folder-item{display:flex;align-items:center;gap:12px;padding:12px}.folder-icon{font-size:24px;flex-shrink:0}.folder-info{flex:1;min-width:0}.folder-name{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.folder-meta{font-size:.75rem;color:var(--text-muted)}.folder-toggle{flex-shrink:0}.shared-folder-files{border-top:1px solid var(--border);background:var(--bg-primary);max-height:300px;overflow-y:auto}.shared-file-item{display:flex;align-items:center;gap:12px;padding:10px 12px;border-bottom:1px solid var(--border);transition:background .2s}.shared-file-item:last-child{border-bottom:none}.shared-file-item:hover{background:var(--bg-hover)}.file-icon{font-size:18px;flex-shrink:0}.file-info{flex:1;min-width:0}.file-name{font-size:.875rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-size{font-size:.75rem;color:var(--text-muted)}.download-btn{flex-shrink:0}.btn-accent{background:var(--success);color:#fff;border:none}.btn-accent:hover{background:#1da851}.btn-danger{background:var(--error);color:#fff;border:none}.btn-danger:hover{background:#dc2626}@media (max-width: 900px){.hero-container{grid-template-columns:1fr;text-align:center}.hero-content{order:1}.hero-visual{order:2;margin-top:48px}.hero-subtitle{margin-left:auto;margin-right:auto}.hero-stats{justify-content:center}.features-grid{grid-template-columns:1fr 1fr}.pricing-grid,.room-content,.room-options{grid-template-columns:1fr}}@media (max-width: 600px){.nav-links{display:none}.mobile-menu-btn{display:block}.features-grid{grid-template-columns:1fr}.hero-stats{flex-direction:column;gap:16px}.stat-divider{display:none}.footer-container{flex-direction:column}.room-bar{flex-wrap:wrap;gap:8px}.room-bar-share{order:3;flex-basis:100%;max-width:none}.app-page,#app-page{padding-bottom:70px}.room-selection,.room-option-card{padding:16px}.join-input-group{flex-direction:column;gap:8px}.join-input-group input,.join-input-group button{width:100%}.mobile-bottom-nav{display:flex!important;position:fixed;bottom:0;left:0;right:0;background:var(--bg-secondary);border-top:1px solid var(--border);padding:8px 0;z-index:100;justify-content:space-around}.mobile-nav-item{display:flex;flex-direction:column;align-items:center;gap:4px;padding:8px 12px;color:var(--text-muted);font-size:10px;background:none;border:none;cursor:pointer;position:relative}.mobile-nav-item.active,.mobile-nav-item:hover{color:var(--accent)}.mobile-nav-item .icon{font-size:20px}.mobile-nav-badge{position:absolute;top:2px;right:2px;background:var(--error);color:#fff;font-size:10px;padding:2px 5px;border-radius:10px}.mobile-panel{display:block!important;position:fixed;bottom:60px;left:0;right:0;max-height:60vh;background:var(--bg-secondary);border-top:1px solid var(--border);border-radius:16px 16px 0 0;transform:translateY(100%);transition:transform .3s ease;z-index:99;overflow-y:auto}.mobile-panel.open{transform:translateY(0)}.mobile-panel-header{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--bg-secondary)}.mobile-panel-title{font-weight:600}.mobile-panel-close{background:none;border:none;color:var(--text-muted);font-size:20px;cursor:pointer}.mobile-panel-content{padding:16px}.mobile-panel-content .connection-item{padding:12px;background:var(--bg-tertiary);border-radius:8px;margin-bottom:8px;display:flex;align-items:center;gap:12px;cursor:pointer}.mobile-panel-content .empty-state{text-align:center;padding:32px 16px;color:var(--text-muted)}.mobile-panel-content .empty-icon{font-size:48px;margin-bottom:12px}input,button,select,textarea{font-size:16px}.btn{min-height:44px}.hero{padding:80px 16px 40px}.hero-title{font-size:2rem}.hero-cta{flex-direction:column;gap:12px}.hero-cta .btn{width:100%}}