:root{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;line-height:1.6;font-weight:400;--primary: #9E7FFF;--primary-dark: #7C5FD9;--primary-light: #B99FFF;--secondary: #38bdf8;--accent: #f472b6;--background: #0a0a0f;--surface: #1a1a24;--surface-light: #252535;--surface-hover: #2d2d3d;--text: #FFFFFF;--text-secondary: #A3A3A3;--text-muted: #6B7280;--border: #2F2F3F;--border-light: #3a3a4a;--success: #10b981;--warning: #f59e0b;--error: #ef4444;--glow: rgba(158, 127, 255, .3);--glow-strong: rgba(158, 127, 255, .5);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{margin:0;padding:0;box-sizing:border-box}body{margin:0;display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,#0a0a0f,#1a1a24,#0f0a1a);position:relative;overflow-x:hidden}body:before{content:"";position:fixed;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at 30% 50%,rgba(158,127,255,.12) 0%,transparent 50%),radial-gradient(circle at 70% 50%,rgba(56,189,248,.08) 0%,transparent 50%),radial-gradient(circle at 50% 80%,rgba(244,114,182,.06) 0%,transparent 50%);animation:gradientShift 20s ease infinite;pointer-events:none;z-index:0}body:after{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background-image:radial-gradient(circle at 20% 30%,rgba(158,127,255,.03) 1px,transparent 1px),radial-gradient(circle at 80% 70%,rgba(56,189,248,.03) 1px,transparent 1px);background-size:50px 50px,80px 80px;animation:particleFloat 30s linear infinite;pointer-events:none;z-index:0}@keyframes gradientShift{0%,to{transform:translate(0) rotate(0);opacity:1}50%{transform:translate(5%,5%) rotate(5deg);opacity:.8}}@keyframes particleFloat{0%{transform:translateY(0)}to{transform:translateY(-100px)}}#app{width:100%;max-width:580px;padding:2rem;position:relative;z-index:1}h1{font-size:3rem;font-weight:800;line-height:1.1;margin-bottom:.75rem;background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 50%,var(--accent) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-align:center;letter-spacing:-.03em;animation:fadeInDown .6s ease-out,textGlow 3s ease-in-out infinite;position:relative;filter:drop-shadow(0 0 20px rgba(158,127,255,.3))}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-30px)}to{opacity:1;transform:translateY(0)}}@keyframes textGlow{0%,to{filter:drop-shadow(0 0 20px rgba(158,127,255,.3))}50%{filter:drop-shadow(0 0 30px rgba(158,127,255,.5))}}.subtitle{text-align:center;color:var(--text-secondary);font-size:1rem;margin-bottom:3rem;animation:fadeIn .8s ease-out .2s both;font-weight:500;letter-spacing:.01em}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.container{background:#1a1a24b3;backdrop-filter:blur(24px) saturate(180%);-webkit-backdrop-filter:blur(24px) saturate(180%);padding:2.5rem;border-radius:28px;border:1px solid var(--border);box-shadow:0 24px 64px #00000080,0 0 0 1px #9e7fff1a,inset 0 1px #ffffff0d;animation:fadeInUp .8s ease-out .3s both;position:relative;overflow:hidden}.container:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--primary),var(--secondary),transparent);opacity:.6;animation:borderGlow 3s ease-in-out infinite}.container:after{content:"";position:absolute;bottom:0;left:50%;transform:translate(-50%);width:80%;height:1px;background:linear-gradient(90deg,transparent,rgba(158,127,255,.3),transparent);opacity:.4}@keyframes borderGlow{0%,to{opacity:.6}50%{opacity:1}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}.password-display{display:flex;margin-bottom:2rem;gap:.75rem;position:relative}#password-output{flex:1;padding:1.125rem 1.5rem;font-family:SF Mono,Monaco,Cascadia Code,Consolas,monospace;font-size:1.05rem;background:var(--surface-light);border:2px solid var(--border);border-radius:18px;color:var(--text);transition:all .3s cubic-bezier(.4,0,.2,1);letter-spacing:.03em;word-break:break-all;box-shadow:inset 0 2px 8px #0000004d}#password-output:hover{border-color:var(--border-light);background:var(--surface-hover)}#password-output:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px var(--glow),inset 0 2px 8px #0000004d;background:var(--surface-hover)}#copy-button{padding:1.125rem 1.75rem;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;border:none;border-radius:18px;cursor:pointer;font-weight:600;font-size:.95rem;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 16px #9e7fff66,0 2px 8px #0003;position:relative;overflow:hidden;white-space:nowrap}#copy-button:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:linear-gradient(45deg,transparent,rgba(255,255,255,.1),transparent);transform:translate(-100%)}#copy-button:hover:before{transform:translate(100%);transition:transform .6s ease-in-out}#copy-button:hover{background:linear-gradient(135deg,var(--primary-light) 0%,var(--primary) 100%);transform:translateY(-2px);box-shadow:0 6px 20px #9e7fff80,0 4px 12px #0000004d}#copy-button:active{transform:translateY(0);box-shadow:0 2px 8px #9e7fff4d,0 1px 4px #0003}.strength-indicator{display:flex;gap:.5rem;margin:1.5rem 0;height:4px}.strength-bar{flex:1;background:var(--surface-light);border-radius:2px;transition:all .3s ease}.strength-bar.active{background:var(--primary);box-shadow:0 0 8px var(--glow)}.strength-bar.active.weak{background:var(--error);box-shadow:0 0 8px #ef44444d}.strength-bar.active.medium{background:var(--warning);box-shadow:0 0 8px #f59e0b4d}.strength-bar.active.strong{background:var(--success);box-shadow:0 0 8px #10b9814d}.options-section{margin:2rem 0}.option-group{margin-bottom:1.5rem}.option-label{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.25rem;background:var(--surface-light);border:1px solid var(--border);border-radius:16px;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);user-select:none}.option-label:hover{background:var(--surface-hover);border-color:var(--border-light);transform:translate(4px)}.option-text{display:flex;flex-direction:column;gap:.25rem}.option-title{color:var(--text);font-weight:600;font-size:.95rem}.option-description{color:var(--text-muted);font-size:.85rem}.checkbox-wrapper{position:relative;width:48px;height:26px}.checkbox-wrapper input[type=checkbox]{opacity:0;width:0;height:0;position:absolute}.toggle-slider{position:absolute;cursor:pointer;inset:0;background:var(--surface);border:2px solid var(--border);transition:all .3s cubic-bezier(.4,0,.2,1);border-radius:34px}.toggle-slider:before{position:absolute;content:"";height:18px;width:18px;left:2px;bottom:2px;background:var(--text-secondary);transition:all .3s cubic-bezier(.4,0,.2,1);border-radius:50%}.checkbox-wrapper input:checked+.toggle-slider{background:var(--primary);border-color:var(--primary);box-shadow:0 0 12px var(--glow)}.checkbox-wrapper input:checked+.toggle-slider:before{transform:translate(22px);background:#fff}.toggle-slider:hover{border-color:var(--border-light)}.length-section{margin:2rem 0;padding:1.5rem;background:var(--surface-light);border:1px solid var(--border);border-radius:16px}.length-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.25rem}.length-label{color:var(--text);font-weight:600;font-size:.95rem}.length-value{display:inline-flex;align-items:center;justify-content:center;min-width:48px;padding:.375rem .75rem;background:var(--primary);color:#fff;border-radius:10px;font-weight:700;font-size:1rem;box-shadow:0 2px 8px #9e7fff4d}input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:8px;background:var(--surface);border-radius:4px;outline:none;transition:all .3s ease}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:22px;height:22px;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);cursor:pointer;border-radius:50%;box-shadow:0 2px 8px #9e7fff66,0 0 0 4px var(--surface-light);transition:all .2s cubic-bezier(.4,0,.2,1)}input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.15);box-shadow:0 4px 12px #9e7fff99,0 0 0 6px var(--surface-hover)}input[type=range]::-webkit-slider-thumb:active{transform:scale(1.05)}input[type=range]::-moz-range-thumb{width:22px;height:22px;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);cursor:pointer;border:none;border-radius:50%;box-shadow:0 2px 8px #9e7fff66,0 0 0 4px var(--surface-light);transition:all .2s cubic-bezier(.4,0,.2,1)}input[type=range]::-moz-range-thumb:hover{transform:scale(1.15);box-shadow:0 4px 12px #9e7fff99,0 0 0 6px var(--surface-hover)}#generate-button{width:100%;padding:1.25rem;margin-top:2rem;background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 50%,var(--accent) 100%);color:#fff;border:none;border-radius:18px;cursor:pointer;font-weight:700;font-size:1.05rem;letter-spacing:.02em;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 8px 24px #9e7fff66,0 4px 12px #0000004d;position:relative;overflow:hidden}#generate-button:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:linear-gradient(45deg,transparent,rgba(255,255,255,.15),transparent);transform:translate(-100%)}#generate-button:hover:before{transform:translate(100%);transition:transform .6s ease-in-out}#generate-button:hover{transform:translateY(-2px);box-shadow:0 12px 32px #9e7fff80,0 6px 16px #0006}#generate-button:active{transform:translateY(0);box-shadow:0 4px 16px #9e7fff4d,0 2px 8px #0003}.copied-feedback{position:fixed;bottom:2rem;left:50%;transform:translate(-50%) translateY(100px);background:#1a1a24f2;backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);padding:1rem 2rem;border-radius:14px;border:1px solid var(--border-light);box-shadow:0 12px 40px #00000080,0 0 0 1px #9e7fff33;color:var(--text);font-weight:600;font-size:.95rem;display:flex;align-items:center;gap:.75rem;z-index:1000;opacity:0;pointer-events:none;transition:all .3s cubic-bezier(.4,0,.2,1)}.copied-feedback.show{opacity:1;transform:translate(-50%) translateY(0);pointer-events:auto}.copied-feedback:before{content:"✓";display:flex;align-items:center;justify-content:center;width:24px;height:24px;background:var(--success);border-radius:50%;color:#fff;font-weight:700;font-size:.875rem}@media (max-width: 640px){#app{padding:1rem;max-width:100%}h1{font-size:2.25rem}.subtitle{font-size:.9rem;margin-bottom:2rem}.container{padding:1.75rem;border-radius:24px}.password-display{flex-direction:column;gap:.875rem}#password-output{font-size:.95rem;padding:1rem}#copy-button{width:100%;padding:1rem}.option-label{padding:.875rem 1rem}.option-title{font-size:.9rem}.option-description{font-size:.8rem}.length-section{padding:1.25rem}#generate-button{padding:1.125rem;font-size:1rem}}@media (max-width: 480px){h1{font-size:2rem}.container{padding:1.5rem}.copied-feedback{bottom:1rem;left:1rem;right:1rem;transform:translate(0) translateY(100px)}.copied-feedback.show{transform:translate(0) translateY(0)}}.loading{position:relative;pointer-events:none;opacity:.7}.loading:after{content:"";position:absolute;top:50%;left:50%;width:20px;height:20px;margin:-10px 0 0 -10px;border:2px solid transparent;border-top-color:var(--primary);border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}*:focus-visible{outline:2px solid var(--primary);outline-offset:2px}button:focus-visible,input:focus-visible{outline:none;box-shadow:0 0 0 4px var(--glow)}html{scroll-behavior:smooth}::selection{background:var(--primary);color:#fff}::-moz-selection{background:var(--primary);color:#fff}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}