@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--bg-primary: #0a0e17;--bg-secondary: #1a1f2e;--bg-card: #242936;--bg-card-hover: #2d3342;--accent-primary: #667eea;--accent-secondary: #764ba2;--accent-success: #10b981;--accent-warning: #f59e0b;--accent-danger: #ef4444;--text-primary: #f9fafb;--text-secondary: #9ca3af;--border-color: #374151;--shadow: 0 20px 25px -5px rgba(0, 0, 0, .3), 0 10px 10px -5px rgba(0, 0, 0, .2);--glow: 0 0 20px rgba(102, 126, 234, .3)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:linear-gradient(135deg,var(--bg-primary) 0%,#0f1419 100%);color:var(--text-primary);line-height:1.6;min-height:100vh;padding:2rem 1rem}.container{max-width:1200px;margin:0 auto}header{text-align:center;margin-bottom:3rem;animation:fadeInDown .6s ease-out}header h1{font-size:3rem;font-weight:700;background:linear-gradient(135deg,var(--accent-primary),var(--accent-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.5rem}.subtitle{color:var(--text-secondary);font-size:1.1rem}.test-section{margin-bottom:3rem;animation:fadeInUp .6s ease-out}.test-section h2{font-size:1.8rem;margin-bottom:1.5rem;color:var(--accent-primary);border-bottom:2px solid var(--border-color);padding-bottom:.5rem}.test-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:12px;padding:2rem;margin-bottom:1.5rem;transition:all .3s ease}.test-card:hover{background:var(--bg-card-hover);box-shadow:var(--shadow);transform:translateY(-2px)}.test-card h3{font-size:1.4rem;margin-bottom:.5rem;color:var(--text-primary)}.test-card p{color:var(--text-secondary);margin-bottom:1.5rem}.button-group{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:1rem}.btn{padding:.75rem 1.5rem;border:none;border-radius:8px;font-size:1rem;font-weight:500;cursor:pointer;transition:all .3s ease;font-family:Inter,sans-serif}.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.btn:active{transform:translateY(0)}.btn-primary{background:linear-gradient(135deg,var(--accent-primary),var(--accent-secondary));color:#fff}.btn-primary:hover{box-shadow:var(--glow)}.btn-success{background:var(--accent-success);color:#fff}.btn-warning{background:var(--accent-warning);color:#fff}.btn-danger{background:var(--accent-danger);color:#fff}.btn-large{padding:1rem 2rem;font-size:1.1rem}.input-group{display:flex;flex-direction:column;gap:1rem;margin-bottom:1.5rem}input[type=text],input[type=password],textarea{padding:.75rem 1rem;border:1px solid var(--border-color);border-radius:8px;font-size:1rem;font-family:Inter,monospace;background:var(--bg-secondary);color:var(--text-primary);transition:all .3s ease}input[type=text]:focus,input[type=password]:focus,textarea:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px #667eea1a}textarea{min-height:100px;resize:vertical;font-family:Courier New,monospace}.result{margin-top:1rem;padding:1rem;border-radius:8px;background:var(--bg-secondary);border-left:4px solid var(--accent-primary);font-family:Courier New,monospace;font-size:.9rem;line-height:1.6;white-space:pre-wrap;word-break:break-all;display:none}.result.show{display:block;animation:slideIn .3s ease-out}.result.success{border-left-color:var(--accent-success);background:#10b9811a}.result.error{border-left-color:var(--accent-danger);background:#ef44441a}.result.warning{border-left-color:var(--accent-warning);background:#f59e0b1a}.info-box{padding:1rem;background:#667eea1a;border:1px solid var(--accent-primary);border-radius:8px;margin-bottom:1rem}.info-box p{margin:0;color:var(--accent-primary)}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translate(-10px)}to{opacity:1;transform:translate(0)}}@media(max-width:768px){header h1{font-size:2rem}.test-card{padding:1.5rem}.button-group{flex-direction:column}.btn{width:100%}}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--accent-primary);border-radius:5px}::-webkit-scrollbar-thumb:hover{background:var(--accent-secondary)}