:root{--primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);--accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);--dark-bg: #0a0e27;--card-bg: rgba(255, 255, 255, .05);--card-border: rgba(255, 255, 255, .1);--text-primary: #ffffff;--text-secondary: #b8b9d4;--success: #10b981;--error: #ef4444;--warning: #f59e0b;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .1);--shadow-md: 0 4px 16px rgba(0, 0, 0, .2);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .3);--glow: 0 0 20px rgba(102, 126, 234, .4);--spacing-xs: .5rem;--spacing-sm: 1rem;--spacing-md: 1.5rem;--spacing-lg: 2rem;--spacing-xl: 3rem;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--font-heading: "Space Grotesk", sans-serif;--font-body: "Inter", sans-serif}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-body);background:var(--dark-bg);color:var(--text-primary);min-height:100vh;overflow-x:hidden;position:relative}.background-animation{position:fixed;top:0;left:0;width:100%;height:100%;z-index:-1;background:linear-gradient(135deg,#0a0e27,#1a1f3a,#0a0e27)}.background-animation:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(102,126,234,.1) 0%,transparent 50%);animation:rotate 20s linear infinite}.background-animation:after{content:"";position:absolute;top:50%;left:50%;width:600px;height:600px;background:radial-gradient(circle,rgba(118,75,162,.15) 0%,transparent 70%);transform:translate(-50%,-50%);animation:pulse 8s ease-in-out infinite}@keyframes rotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes pulse{0%,to{transform:translate(-50%,-50%) scale(1);opacity:.5}50%{transform:translate(-50%,-50%) scale(1.2);opacity:.8}}.container{max-width:1200px;margin:0 auto;padding:var(--spacing-lg);position:relative;z-index:1}.header{text-align:center;margin-bottom:var(--spacing-xl);animation:fadeInDown .8s ease-out}.logo{font-family:var(--font-heading);font-size:3rem;font-weight:700;background:var(--primary-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:var(--spacing-sm);letter-spacing:-1px}.tagline{font-size:1.125rem;color:var(--text-secondary);font-weight:400}.status-container{display:flex;justify-content:center;gap:var(--spacing-md);margin-bottom:var(--spacing-xl);flex-wrap:wrap;animation:fadeIn 1s ease-out .3s both}.status-badge{display:inline-flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-xs) var(--spacing-md);background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-xl);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);font-size:.875rem;font-weight:500;transition:all .3s ease}.status-badge:hover{transform:translateY(-2px);box-shadow:var(--glow)}.status-dot{width:8px;height:8px;border-radius:50%;animation:pulse-dot 2s ease-in-out infinite}.status-dot.connected{background:var(--success);box-shadow:0 0 10px var(--success)}.status-dot.disconnected{background:var(--error)}@keyframes pulse-dot{0%,to{opacity:1}50%{opacity:.5}}.main-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:var(--spacing-lg);margin-bottom:var(--spacing-xl)}.card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all .3s ease;animation:fadeInUp .8s ease-out;position:relative;overflow:hidden}.card:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:var(--primary-gradient);opacity:0;transition:opacity .3s ease;z-index:-1}.card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:#667eea80}.card:hover:before{opacity:.05}.card-header{display:flex;align-items:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-md)}.card-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:var(--primary-gradient);border-radius:var(--radius-md);font-size:1.5rem;box-shadow:var(--glow)}.card-title{font-family:var(--font-heading);font-size:1.5rem;font-weight:600;color:var(--text-primary)}.card-description{color:var(--text-secondary);font-size:.875rem;margin-bottom:var(--spacing-md);line-height:1.6}.btn{width:100%;padding:1rem 2rem;font-family:var(--font-body);font-size:1rem;font-weight:600;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all .3s ease;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;gap:var(--spacing-xs)}.btn-primary{background:var(--primary-gradient);color:var(--text-primary);box-shadow:var(--shadow-md)}.btn-primary:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s ease}.btn-primary:hover:before{left:100%}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px #667eea66}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:#ffffff0d;color:var(--text-primary);border:1px solid var(--card-border)}.btn-secondary:hover{background:#ffffff1a;border-color:#667eea80;transform:translateY(-2px)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.info-display{background:#0003;border:1px solid var(--card-border);border-radius:var(--radius-md);padding:var(--spacing-md);margin-top:var(--spacing-md);word-break:break-all;font-family:Courier New,monospace;font-size:.875rem;color:var(--text-secondary);position:relative;min-height:50px;display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-sm)}.info-display.has-content{color:var(--text-primary)}.copy-btn{background:var(--accent-gradient);border:none;color:#fff;padding:.5rem .75rem;border-radius:var(--radius-sm);cursor:pointer;font-size:.875rem;transition:all .3s ease;flex-shrink:0}.copy-btn:hover{transform:scale(1.05);box-shadow:0 4px 12px #4facfe66}.spinner{display:inline-block;width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.toast-container{position:fixed;top:var(--spacing-lg);right:var(--spacing-lg);z-index:1000;display:flex;flex-direction:column;gap:var(--spacing-sm)}.toast{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-md);padding:var(--spacing-md);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:var(--spacing-sm);min-width:300px;animation:slideInRight .3s ease-out}.toast.success{border-left:4px solid var(--success)}.toast.error{border-left:4px solid var(--error)}.toast.info{border-left:4px solid #3b82f6}@keyframes slideInRight{0%{transform:translate(400px);opacity:0}to{transform:translate(0);opacity:1}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@media(max-width:768px){.logo{font-size:2rem}.tagline{font-size:1rem}.main-grid{grid-template-columns:1fr}.toast-container{left:var(--spacing-sm);right:var(--spacing-sm)}.toast{min-width:auto}}.network-badge{display:inline-flex;align-items:center;gap:var(--spacing-xs);padding:.375rem .75rem;background:var(--accent-gradient);border-radius:var(--radius-xl);font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.empty-state{text-align:center;padding:var(--spacing-xl) var(--spacing-md);color:var(--text-secondary)}.empty-state i{font-size:3rem;margin-bottom:var(--spacing-md);opacity:.3}