.test-not-found{min-height:100vh;background-color:#f9fafb;display:flex;align-items:center;justify-content:center;padding:2rem}.not-found-content{text-align:center;max-width:28rem;background-color:white;padding:3rem 2rem;border-radius:1rem;box-shadow:0 10px 25px -3px rgba(0,0,0,.1),0 4px 6px -2px rgba(0,0,0,.05)}.not-found-icon{width:4rem;height:4rem;color:#ef4444;margin:0 auto 1.5rem}.not-found-title{font-size:1.875rem;font-weight:700;color:#111827;margin-bottom:1rem}.not-found-message{color:#6b7280;font-size:1rem;line-height:1.6;margin-bottom:1.5rem}.private-test-warning{background:linear-gradient(135deg,#fef3c7,#fde68a);border:1px solid #f59e0b;border-radius:.75rem;padding:1rem;margin-bottom:1.5rem;display:flex;align-items:flex-start;gap:.75rem;text-align:left}.warning-icon{width:1.25rem;height:1.25rem;color:#f59e0b;flex-shrink:0;margin-top:.125rem}.warning-text{color:#92400e;font-size:.875rem;line-height:1.5;margin:0;font-weight:500}.not-found-suggestions{text-align:left;margin-bottom:2rem}.suggestions-title{font-size:.875rem;font-weight:600;color:#374151;margin-bottom:.75rem}.suggestions-list{list-style:none;padding:0;margin:0}.suggestion-item{display:flex;align-items:flex-start;margin-bottom:.5rem;color:#6b7280;font-size:.875rem}.suggestion-icon{width:1rem;height:1rem;color:#3b82f6;margin-right:.5rem;margin-top:.125rem;flex-shrink:0}.back-button{background-color:#3b82f6;color:white;padding:.75rem 1.5rem;border:none;border-radius:.5rem;font-size:1rem;font-weight:500;cursor:pointer;transition:all .3s ease;text-decoration:none;display:inline-flex;align-items:center;gap:.5rem}.back-button:hover{background-color:#2563eb;transform:translateY(-1px)}.back-button:active{transform:translateY(0)}.back-icon{width:1rem;height:1rem}@media (max-width:480px){.not-found-content{padding:2rem 1.5rem}.not-found-title{font-size:1.5rem}.not-found-message{font-size:.875rem}.private-test-warning{padding:.875rem}.warning-text{font-size:.8125rem}}