*{margin:0;padding:0;box-sizing:border-box;}:root{--primary-color:#6366f1;--primary-dark:#4f46e5;--secondary-color:hsl(258,90%,66%);--accent-color:#ec4899;--success-color:#10b981;--bg-color:#f8fafc;--card-bg:#ffffff;--text-color:#1e293b;--text-light:#64748b;--border-color:#e2e8f0;--error-color:#ef4444;--shadow:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -1px rgba(0,0,0,0.06);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.1),0 4px 6px -2px rgba(0,0,0,0.05);}body{font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:var(--text-color);line-height:1.6;min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden;}.back-btn{display:inline-flex;align-items:center;gap:0.5rem;padding:0.65rem 1.25rem;background:var(--card-bg);color:var(--primary-color);text-decoration:none;border-radius:12px;font-weight:600;font-size:0.95rem;box-shadow:var(--shadow);transition:all 0.3s ease;margin:2rem 1rem 1.5rem;position:relative;overflow:hidden;border:2px solid transparent;width:fit-content;max-width:calc(100% - 2rem);}.back-btn::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(99,102,241,0.1),transparent);transition:left 0.5s ease;}.back-btn:hover::before{left:100%;}.back-btn:hover{background:var(--primary-color);color:white;transform:translateX(-5px);box-shadow:var(--shadow-lg);border-color:var(--primary-color);}.back-btn:active{transform:translateX(-3px)scale(0.98);}.container{max-width:900px;margin:0 auto;padding:1rem 0.75rem;width:100%;background:transparent;flex:1;}.page-header{text-align:center;margin-bottom:1.5rem;padding:0 0.5rem;}.page-header h1{font-size:1.6rem;color:white;margin-bottom:0.5rem;text-shadow:0 2px 4px rgba(0,0,0,0.1);line-height:1.3;}.page-header p{font-size:0.9rem;color:rgba(255,255,255,0.9);line-height:1.5;}.password-wrapper{background:var(--card-bg);border-radius:16px;box-shadow:var(--shadow-lg);padding:1.25rem 1rem;animation:fadeInUp 0.6s ease;overflow:hidden;}.password-section{margin-bottom:1.5rem;}.password-display-card{background:linear-gradient(135deg,#2d3748 0%,#1a202c 100%);border-radius:16px;padding:1.25rem 1rem;box-shadow:var(--shadow-lg);margin-bottom:1.5rem;overflow:hidden;}.password-display-section{margin-bottom:1.5rem;}.password-display-section h3{font-size:1rem;color:#f7fafc;margin-bottom:0.75rem;text-align:center;}.password-display{display:flex;align-items:center;gap:0.5rem;background:linear-gradient(135deg,#1a202c 0%,#2d3748 100%);border:2px solid #4a5568;border-radius:12px;padding:0.875rem;margin-bottom:1.25rem;overflow:hidden;flex-wrap:nowrap;}#generatedPassword{flex:1;font-size:0.9rem;font-weight:600;color:#f7fafc;word-break:break-all;font-family:'Courier New',monospace;min-height:1.5rem;overflow-wrap:break-word;min-width:0;}.btn-copy{padding:0.65rem 1rem;background:linear-gradient(135deg,var(--success-color)0%,#059669 100%);color:white;border:none;border-radius:8px;font-size:0.85rem;font-weight:600;cursor:pointer;transition:all 0.3s ease;white-space:nowrap;flex-shrink:0;min-width:44px;min-height:44px;display:flex;align-items:center;justify-content:center;}.btn-copy:disabled{opacity:0.5;cursor:not-allowed;}.btn-copy:not(:disabled):hover{background:linear-gradient(135deg,#059669 0%,#047857 100%);transform:translateY(-2px);box-shadow:var(--shadow);}.btn-copy.copied{background:linear-gradient(135deg,#8b5cf6 0%,#7c3aed 100%);}.strength-meter-section{background:rgba(0,0,0,0.2);border-radius:8px;padding:0.875rem;}.strength-label{display:flex;justify-content:space-between;align-items:center;margin-bottom:0.75rem;font-size:0.85rem;color:#cbd5e1;flex-wrap:wrap;gap:0.25rem;}.strength-text{font-weight:700;font-size:0.95rem;}.strength-text.weak{color:#ef4444;}.strength-text.medium{color:#f59e0b;}.strength-text.strong{color:#10b981;}.strength-text.very-strong{color:#06b6d4;}.strength-bar{height:8px;background:rgba(255,255,255,0.1);border-radius:4px;overflow:hidden;}.strength-fill{height:100%;border-radius:4px;transition:all 0.5s ease;width:0;}.strength-fill.weak{width:25%;background:linear-gradient(90deg,#ef4444 0%,#dc2626 100%);}.strength-fill.medium{width:50%;background:linear-gradient(90deg,#f59e0b 0%,#d97706 100%);}.strength-fill.strong{width:75%;background:linear-gradient(90deg,#10b981 0%,#059669 100%);}.strength-fill.very-strong{width:100%;background:linear-gradient(90deg,#06b6d4 0%,#0891b2 100%);}.options-section{margin-bottom:1.5rem;}.options-section h4{font-size:0.95rem;color:#f7fafc;margin-bottom:1rem;text-align:center;}.option-group{margin-bottom:1.25rem;}.option-group label{display:flex;justify-content:space-between;align-items:center;font-size:0.9rem;font-weight:600;color:#cbd5e1;margin-bottom:0.5rem;flex-wrap:wrap;gap:0.25rem;}.length-value{font-size:1rem;color:var(--primary-color);background:rgba(99,102,241,0.2);padding:0.2rem 0.65rem;border-radius:6px;}.slider{width:100%;height:6px;background:rgba(255,255,255,0.1);border-radius:3px;outline:none;-webkit-appearance:none;margin-bottom:0.5rem;cursor:pointer;touch-action:manipulation;}.slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:24px;height:24px;background:linear-gradient(135deg,var(--primary-color)0%,var(--secondary-color)100%);border-radius:50%;cursor:pointer;box-shadow:0 2px 4px rgba(0,0,0,0.2);transition:all 0.2s ease;}.slider::-webkit-slider-thumb:hover{transform:scale(1.2);box-shadow:0 4px 8px rgba(99,102,241,0.4);}.slider::-moz-range-thumb{width:24px;height:24px;background:linear-gradient(135deg,var(--primary-color)0%,var(--secondary-color)100%);border-radius:50%;cursor:pointer;border:none;box-shadow:0 2px 4px rgba(0,0,0,0.2);}.length-labels{display:flex;justify-content:space-between;font-size:0.75rem;color:#94a3b8;}.checkbox-label{display:flex;align-items:center;gap:0.75rem;cursor:pointer;position:relative;padding:0.875rem 0.75rem;background:rgba(255,255,255,0.05);border-radius:8px;transition:all 0.2s ease;min-height:48px;touch-action:manipulation;}.checkbox-label:hover{background:rgba(255,255,255,0.1);}.checkbox-label input[type="checkbox"]{position:absolute;opacity:0;cursor:pointer;width:0;height:0;}.checkmark{width:24px;height:24px;background:rgba(255,255,255,0.1);border:2px solid #4a5568;border-radius:6px;position:relative;transition:all 0.3s ease;flex-shrink:0;}.checkbox-label input:checked ~ .checkmark{background:linear-gradient(135deg,var(--primary-color)0%,var(--secondary-color)100%);border-color:var(--primary-color);}.checkmark::after{content:'✓';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)scale(0);color:white;font-weight:bold;font-size:14px;transition:transform 0.2s ease;}.checkbox-label input:checked ~ .checkmark::after{transform:translate(-50%,-50%)scale(1);}.checkbox-label span:last-child{color:#e2e8f0;font-size:0.9rem;line-height:1.4;}.button-group{display:flex;flex-direction:column;gap:0.75rem;}.btn{padding:0.875rem 1.25rem;border:none;border-radius:8px;font-size:0.95rem;font-weight:600;cursor:pointer;transition:all 0.3s ease;text-decoration:none;display:inline-block;text-align:center;box-shadow:var(--shadow);min-height:48px;touch-action:manipulation;width:100%;}.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);}.btn:active{transform:translateY(0);}.btn-primary{background:linear-gradient(135deg,var(--primary-color)0%,var(--secondary-color)100%);color:white;}.btn-primary:hover{background:linear-gradient(135deg,var(--primary-dark)0%,#9333ea 100%);}.btn-outline{background:transparent;color:white;border:2px solid white;box-shadow:none;}.btn-outline:hover{background:white;color:var(--primary-color);}.history-section{background:var(--bg-color);border-radius:12px;padding:1.25rem 1rem;border:1px solid var(--border-color);}.history-section h4{font-size:1rem;color:var(--text-color);margin-bottom:1rem;}.history-list{max-height:200px;overflow-y:auto;overflow-x:hidden;margin-bottom:1rem;-webkit-overflow-scrolling:touch;}.history-list::-webkit-scrollbar{width:6px;}.history-list::-webkit-scrollbar-track{background:#f1f5f9;border-radius:10px;}.history-list::-webkit-scrollbar-thumb{background:var(--primary-color);border-radius:10px;}.history-empty{text-align:center;color:var(--text-light);font-size:0.9rem;padding:1.5rem 1rem;}.history-item{background:white;border:1px solid var(--border-color);border-radius:8px;padding:0.65rem 0.875rem;margin-bottom:0.5rem;font-size:0.8rem;color:var(--text-color);font-family:'Courier New',monospace;display:flex;justify-content:space-between;align-items:center;transition:all 0.2s ease;word-break:break-all;overflow-wrap:break-word;gap:0.5rem;}.history-item:hover{border-color:var(--primary-color);box-shadow:var(--shadow);transform:translateX(4px);}.history-copy-btn{padding:0.4rem 0.65rem;background:var(--primary-color);color:white;border:none;border-radius:6px;font-size:0.75rem;cursor:pointer;transition:all 0.2s ease;white-space:nowrap;margin-left:0.25rem;flex-shrink:0;min-height:36px;touch-action:manipulation;}.history-copy-btn:hover{background:var(--primary-dark);transform:scale(1.05);}.btn-clear-history{width:100%;padding:0.75rem;background:var(--error-color);color:white;border:none;border-radius:8px;font-size:0.9rem;font-weight:600;cursor:pointer;transition:all 0.3s ease;min-height:44px;touch-action:manipulation;}.btn-clear-history:hover{background:#dc2626;transform:translateY(-2px);box-shadow:var(--shadow);}.info-section{background:linear-gradient(135deg,#f0f4ff 0%,#faf5ff 100%);border-left:4px solid var(--primary-color);border-radius:8px;padding:1.25rem 1rem;margin-bottom:1.5rem;animation:fadeIn 0.6s ease 0.6s backwards;}.info-section h3{font-size:1rem;color:var(--primary-color);margin-bottom:0.875rem;}.info-section ul{list-style:none;padding-left:0;}.info-section li{padding:0.4rem 0;padding-left:1.5rem;position:relative;font-size:0.9rem;color:var(--text-color);line-height:1.5;}.info-section li::before{content:'✓';position:absolute;left:0;color:var(--success-color);font-weight:bold;}.faq-section{background:var(--card-bg);border-radius:16px;padding:1.25rem 1rem;margin:1.5rem 0;box-shadow:var(--shadow-lg);overflow:hidden;}.faq-section h2{color:var(--primary-color);margin-bottom:1.25rem;font-size:1.25rem;text-align:center;line-height:1.3;}.faq-section > div{background:var(--bg-color);border-radius:12px;padding:1.25rem 1rem;margin-bottom:1rem;border-left:4px solid var(--primary-color);transition:all 0.3s ease;overflow:hidden;}.faq-section > div:hover{border-color:var(--primary-dark);box-shadow:var(--shadow);}.faq-section h3{font-size:0.95rem;color:var(--text-color);margin-bottom:0.65rem;font-weight:600;line-height:1.4;}.faq-section p{margin:0;color:var(--text-light);line-height:1.7;font-size:0.875rem;}.seo-article{background:var(--card-bg);border-radius:16px;padding:1.25rem 1rem;margin:1.5rem 0;box-shadow:var(--shadow-lg);overflow:hidden;}.seo-article h2{color:var(--primary-color);margin-bottom:1.25rem;font-size:1.25rem;line-height:1.3;}.seo-article p{margin-bottom:1rem;line-height:1.7;color:var(--text-color);font-size:0.9rem;}.seo-article strong{color:var(--primary-dark);font-weight:600;}.seo-article ul{margin:0 0 1rem 1.25rem;line-height:1.8;color:var(--text-color);font-size:0.9rem;}.tips-section{margin-bottom:1.5rem;animation:fadeIn 0.6s ease 0.7s backwards;}.tips-section h3{font-size:1.1rem;color:var(--text-color);margin-bottom:1.25rem;text-align:center;}.tips-grid{display:grid;grid-template-columns:1fr;gap:1rem;}.tip-card{background:linear-gradient(135deg,#fff7ed 0%,#ffedd5 100%);border:1px solid #fed7aa;border-left:4px solid #f59e0b;border-radius:12px;padding:1.25rem 1rem;text-align:center;transition:all 0.3s ease;animation:fadeInUp 0.6s ease backwards;}.tip-card:hover{border-color:#f59e0b;box-shadow:var(--shadow);transform:translateY(-4px);}.tip-icon{font-size:1.75rem;display:block;margin-bottom:0.65rem;}.tip-card h4{font-size:1rem;color:var(--text-color);margin-bottom:0.4rem;}.tip-card p{font-size:0.875rem;color:var(--text-light);line-height:1.5;}.features-section{margin-bottom:1.5rem;animation:fadeIn 0.6s ease 0.8s backwards;}.features-section h3{font-size:1.1rem;color:var(--text-color);margin-bottom:1.25rem;text-align:center;}.features-grid{display:grid;grid-template-columns:1fr;gap:1rem;}.feature-card{background:linear-gradient(135deg,#f8fafc 0%,#f1f5f9 100%);border:1px solid var(--border-color);border-radius:12px;padding:1.25rem 1rem;text-align:center;transition:all 0.3s ease;animation:fadeInUp 0.6s ease backwards;}.feature-card:hover{border-color:var(--primary-color);box-shadow:var(--shadow);transform:translateY(-4px);}.feature-icon{font-size:2rem;display:block;margin-bottom:0.75rem;}.feature-card h4{font-size:1rem;color:var(--text-color);margin-bottom:0.4rem;}.feature-card p{font-size:0.875rem;color:var(--text-light);line-height:1.5;}.pro-footer{background:linear-gradient(135deg,#1e293b 0%,#334155 100%);color:#e2e8f0;padding:2rem 1rem 1rem;margin-top:auto;overflow:hidden;}.footer-container{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1fr;gap:1.5rem;margin-bottom:1.5rem;}.footer-section h4{color:white;margin-bottom:0.875rem;font-size:1.1rem;}.footer-brand{text-align:center;}.footer-brand img{width:160px;max-width:100%;height:auto;border-radius:12px;margin-bottom:0.875rem;margin-top:1rem;}.footer-brand p{color:#94a3b8;font-size:0.9rem;margin-top:0;}.footer-section ul{list-style:none;}.footer-section ul li{margin-bottom:0.5rem;}.footer-section a{color:#cbd5e1;text-decoration:none;transition:color 0.3s ease;font-size:0.9rem;}.footer-section a:hover{color:var(--primary-color);}.contact p{margin-bottom:0.5rem;color:#cbd5e1;font-size:0.9rem;}.contact small{display:block;color:#94a3b8;font-size:0.8rem;margin-top:-0.25rem;margin-bottom:0.5rem;}.footer-bottom{border-top:1px solid #475569;padding-top:1.25rem;text-align:center;}.footer-bottom p{color:#94a3b8;font-size:0.85rem;margin-bottom:0.5rem;}.copyright-warning{font-size:0.78rem;color:#64748b;margin-top:0.5rem;}@media(min-width:480px){.container{padding:1rem;}.page-header h1{font-size:1.85rem;}.page-header p{font-size:0.95rem;}.password-wrapper{padding:1.5rem 1.25rem;}.password-display-card{padding:1.5rem 1.25rem;}.tips-grid{grid-template-columns:repeat(2,1fr);}.features-grid{grid-template-columns:repeat(2,1fr);}.button-group{flex-direction:row;gap:0.875rem;}.btn{flex:1;width:auto;}}@media(min-width:640px){.back-btn{margin:3rem 2rem 2rem;font-size:1rem;padding:0.75rem 1.5rem;}.container{padding:1.5rem 1rem;}.page-header h1{font-size:2rem;}.page-header p{font-size:1rem;}.password-wrapper{padding:2rem 1.5rem;}.password-display-card{padding:2rem 1.5rem;}#generatedPassword{font-size:1rem;}.faq-section,.seo-article{padding:2rem 1.5rem;}.faq-section h2,.seo-article h2{font-size:1.4rem;}.faq-section h3{font-size:1rem;}.seo-article p,.faq-section p{font-size:0.925rem;}.footer-container{grid-template-columns:repeat(2,1fr);}}@media(min-width:768px){.container{padding:2rem 1.5rem;}.page-header h1{font-size:2.5rem;}.page-header p{font-size:1.1rem;}.password-wrapper{padding:3rem;}.password-display-card{padding:2rem;}#generatedPassword{font-size:1.1rem;}.btn-copy{font-size:0.9rem;padding:0.75rem 1.25rem;}.tips-grid{grid-template-columns:repeat(4,1fr);}.features-grid{grid-template-columns:repeat(4,1fr);}.feature-card{padding:2rem 1.5rem;}.feature-icon{font-size:2.5rem;}.faq-section,.seo-article{padding:2rem;}.faq-section h2,.seo-article h2{font-size:1.5rem;}.seo-article p,.faq-section p{font-size:0.95rem;}.info-section{padding:1.5rem;}.footer-container{grid-template-columns:repeat(3,1fr);text-align:left;}.footer-brand{text-align:left;}.pro-footer{padding:3rem 1rem 1rem;}}@media(min-width:1024px){.container{padding:2.5rem 2rem;}.page-header h1{font-size:3rem;}.password-wrapper{padding:3.5rem;}.faq-section,.seo-article{padding:2.5rem;}.faq-section h2,.seo-article h2{font-size:1.5rem;}}@media(max-width:480px){.back-btn{margin:1.5rem 0.75rem 1rem;font-size:0.875rem;padding:0.6rem 1rem;}.page-header h1{font-size:1.4rem;}.page-header p{font-size:0.85rem;}.password-wrapper{padding:1rem 0.875rem;border-radius:12px;}.password-display-card{padding:1rem 0.875rem;border-radius:12px;}.password-display{padding:0.75rem;gap:0.375rem;}#generatedPassword{font-size:0.8rem;}.btn-copy{padding:0.5rem 0.75rem;font-size:0.78rem;}.faq-section,.seo-article{padding:1rem 0.875rem;border-radius:12px;margin:1rem 0;}.faq-section h2,.seo-article h2{font-size:1.15rem;}.faq-section h3{font-size:0.9rem;}.faq-section > div{padding:1rem 0.875rem;}.faq-section p,.seo-article p{font-size:0.85rem;}.seo-article ul{font-size:0.85rem;margin-left:1rem;}.tips-grid,.features-grid{grid-template-columns:1fr;}.tip-card,.feature-card{padding:1rem 0.875rem;}.history-section{padding:1rem 0.875rem;}.history-item{font-size:0.75rem;padding:0.5rem 0.65rem;}.history-copy-btn{font-size:0.7rem;padding:0.35rem 0.5rem;}.btn{font-size:0.9rem;padding:0.75rem 1rem;}.footer-container{grid-template-columns:1fr;gap:1.25rem;}.footer-brand img{width:130px;}.blog-cta{padding:1.5rem 1rem;}.blog-cta-content h3{font-size:1.35rem;}.blog-cta-content p{font-size:0.9rem;}.blog-btn{padding:0.875rem 1.5rem;font-size:0.95rem;}}@keyframes fadeInUp{from{opacity:0;transform:translateY(30px);}to{opacity:1;transform:translateY(0);}}@keyframes fadeIn{from{opacity:0;}to{opacity:1;}}.tip-card:nth-child(1){animation-delay:0.1s;}.tip-card:nth-child(2){animation-delay:0.2s;}.tip-card:nth-child(3){animation-delay:0.3s;}.tip-card:nth-child(4){animation-delay:0.4s;}.feature-card:nth-child(1){animation-delay:0.1s;}.feature-card:nth-child(2){animation-delay:0.2s;}.feature-card:nth-child(3){animation-delay:0.3s;}.feature-card:nth-child(4){animation-delay:0.4s;}*:focus{outline:2px solid var(--primary-color);outline-offset:2px;}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;}}.ad-sidebar{width:100%;max-width:300px;margin:20px auto;text-align:center;border-radius:8px;}.blog-cta{background:linear-gradient(135deg,rgba(99,102,241,0.1)0%,rgba(139,92,246,0.1)100%);border:2px solid var(--primary-color);border-radius:12px;padding:1.5rem 1rem;text-align:center;}.blog-cta-content h3{font-size:1.4rem;color:var(--text-color);margin-bottom:0.875rem;font-weight:700;line-height:1.3;}.blog-cta-content p{font-size:0.95rem;color:var(--text-light);margin-bottom:1.25rem;line-height:1.8;}.blog-btn{display:inline-block;padding:0.875rem 2rem;background:linear-gradient(135deg,var(--primary-color)0%,var(--secondary-color)100%);color:white;text-decoration:none;border-radius:10px;font-weight:700;font-size:1rem;box-shadow:var(--shadow);transition:all 0.3s ease;min-height:48px;display:inline-flex;align-items:center;justify-content:center;touch-action:manipulation;}.blog-btn:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);}@media(min-width:640px){.blog-cta{padding:2rem 1.5rem;}.blog-cta-content h3{font-size:1.6rem;}.blog-cta-content p{font-size:1rem;}.blog-btn{padding:0.95rem 2.25rem;font-size:1.025rem;}}@media(min-width:768px){.blog-cta{padding:2.5rem;}.blog-cta-content h3{font-size:1.8rem;}.blog-cta-content p{font-size:1.1rem;}.blog-btn{padding:1rem 2.5rem;font-size:1.05rem;}}