:root{--bg-color:#000000;--text-color:#FF0000;--button-bg:darkred;--button-hover-bg:red;--input-bg:#1e1e1e;--input-text:white;--border-color:#8b0000;--strength-bg:#ddd;--strength-very-weak:red;--strength-weak:orangered;--strength-moderate:orange;--strength-strong:yellowgreen;--strength-very-strong:green;--tooltip-bg:#333;--tooltip-text:#fff}.light-theme{--bg-color:#f0f0f0;--text-color:#333333;--button-bg:#555555;--button-hover-bg:#777777;--input-bg:#ffffff;--input-text:#000000;--border-color:#555555;--strength-bg:#ccc;--strength-very-weak:#ff4d4d;--strength-weak:#ff6666;--strength-moderate:#ff8533;--strength-strong:#99e699;--strength-very-strong:#66cc66;--tooltip-bg:#555;--tooltip-text:#ffffff}body{font-family:Arial,sans-serif;margin:0;padding:0;text-align:center;background-color:var(--bg-color);color:var(--text-color);display:flex;flex-direction:column;min-height:100vh;transition:background-color 0.3s ease,color 0.3s ease}.container{max-width:900px;margin:auto;padding:20px;flex:1}input[type="number"],input[type="text"],textarea,select{width:60px;padding:8px;margin:5px 0;border:1px solid var(--border-color);border-radius:4px;background-color:var(--input-bg);color:var(--input-text);transition:background-color 0.3s ease,color 0.3s ease}textarea{box-sizing:border-box;width:calc(100% - 10px);height:50px;resize:vertical;box-shadow:0 0 10px rgba(255,0,0,0.5);font-family:'Roboto Mono',monospace}.description{font-size:1.2em;margin-bottom:20px}label,input,button,textarea{margin:5px}button{background-color:var(--button-bg);color:white;border:none;padding:10px 20px;cursor:pointer;margin:10px auto;display:inline-block;border-radius:4px;transition:background-color 0.3s ease;position:relative}button:hover{background-color:var(--button-hover-bg)}.tooltip{position:relative;display:inline-block}.tooltip .tooltiptext{visibility:hidden;width:220px;background-color:var(--tooltip-bg);color:var(--tooltip-text);text-align:left;border-radius:6px;padding:8px;position:absolute;z-index:1;bottom:125%;left:50%;margin-left:-110px;opacity:0;transition:opacity 0.3s;font-size:0.9em}.tooltip:hover .tooltiptext,.tooltip:focus-within .tooltiptext{visibility:visible;opacity:1}#strength-indicator{width:100%;background-color:var(--strength-bg);border-radius:5px;margin:20px 0;height:20px;overflow:hidden}#strength-bar{height:100%;width:0;background-color:var(--strength-very-weak);transition:width 0.5s ease,background-color 0.5s ease}#message{margin-top:10px;font-size:1em;color:var(--text-color);min-height:20px}.password-list{text-align:left;max-height:300px;overflow-y:auto;margin-top:20px}.password-item{background-color:var(--input-bg);color:var(--input-text);padding:10px;margin:5px 0;border:1px solid var(--border-color);border-radius:4px;display:flex;justify-content:space-between;align-items:center;flex-wrap:nowrap;transition:background-color 0.3s ease,color 0.3s ease}.password-item span{flex:1;margin-right:10px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-family:'Roboto Mono',monospace;font-size:1em}.password-item button{background-color:#555555;padding:5px 10px;font-size:0.8em;border-radius:4px;border:none;cursor:pointer;transition:background-color 0.3s ease;color:white}.password-item button:hover{background-color:#777777}.controls{display:flex;justify-content:space-between;flex-wrap:wrap;margin-top:20px}.controls button{width:48%}.show-password-toggle{display:flex;align-items:center;margin:10px 0}.show-password-toggle input{margin-right:10px}.theme-toggle{position:fixed;top:20px;right:20px;background-color:var(--button-bg);color:white;border:none;padding:8px 12px;cursor:pointer;border-radius:4px;transition:background-color 0.3s ease;z-index:1000}.theme-toggle:hover{background-color:var(--button-hover-bg)}@media (max-width:600px){.password-item{flex-direction:column;align-items:flex-start}.password-item span{margin-right:0;margin-bottom:5px}.controls button{width:100%;margin-bottom:10px}.theme-toggle{top:auto;bottom:20px}}.copied{animation:copiedAnimation 2s forwards}@keyframes copiedAnimation{0%{background-color:#4caf50}100%{background-color:transparent}}.download-button{background-color:#007bff}.download-button:hover{background-color:#0056b3}.reset-button{background-color:#6c757d}.reset-button:hover{background-color:#5a6268}