*,*::before,*::after{margin:0;padding:0;box-sizing:border-box;}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;overflow-x:hidden;}:root{--primary-color:#6366f1;--primary-dark:#4f46e5;--secondary-color:#8b5cf6;--accent-color:#ec4899;--bg-color:#f8fafc;--card-bg:#ffffff;--text-color:#1e293b;--text-light:#64748b;--border-color:#e2e8f0;--success-color:#10b981;--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;padding:clamp(1rem,3vw,2rem)clamp(0.75rem,2vw,1rem);overflow-x:hidden;}img,svg,iframe,video{max-width:100%;height:auto;display:block;}.back-btn{display:inline-flex;align-items:center;gap:0.5rem;padding:0.75rem 1.5rem;background:var(--card-bg);color:var(--primary-color);text-decoration:none;border-radius:12px;font-weight:600;font-size:clamp(0.9rem,2.5vw,1rem);box-shadow:var(--shadow);transition:all 0.3s ease;margin-bottom:2rem;position:relative;overflow:hidden;border:2px solid transparent;min-height:44px;}.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;width:100%;margin:0 auto;background:var(--card-bg);padding:clamp(1.5rem,4vw,2.5rem)clamp(1rem,3vw,2rem);border-radius:16px;box-shadow:var(--shadow-lg);animation:fadeInUp 0.6s ease;}.container h1{font-size:clamp(1.5rem,5vw,2rem);color:var(--primary-color);margin-bottom:1rem;text-align:center;line-height:1.3;}.container > p{font-size:clamp(0.95rem,2.5vw,1rem);color:var(--text-light);text-align:center;margin-bottom:2rem;line-height:1.7;}.input-box{display:flex;flex-direction:column;gap:1rem;margin-bottom:2rem;width:100%;}#topicInput{width:100%;padding:clamp(0.85rem,2.5vw,1rem)clamp(1rem,2.5vw,1.25rem);font-size:1rem;border:2px solid var(--border-color);border-radius:12px;transition:all 0.3s ease;background:var(--bg-color);min-height:48px;}#topicInput:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 4px rgba(99,102,241,0.1);background:white;}#topicInput::placeholder{color:var(--text-light);}#generateBtn{padding:clamp(1rem,2.5vw,1.25rem)clamp(1.5rem,3vw,2rem);background:linear-gradient(135deg,var(--primary-color)0%,var(--secondary-color)100%);color:white;border:none;border-radius:12px;font-size:clamp(0.95rem,2.5vw,1.05rem);font-weight:600;cursor:pointer;transition:all 0.3s ease;box-shadow:var(--shadow);position:relative;overflow:hidden;min-height:48px;width:100%;}#generateBtn::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.2),transparent);transition:left 0.5s ease;}#generateBtn:hover::before{left:100%;}#generateBtn:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);background:linear-gradient(135deg,var(--primary-dark)0%,var(--secondary-color)100%);}#generateBtn:active{transform:translateY(-1px);}#generateBtn:disabled{background:var(--text-light);cursor:not-allowed;box-shadow:none;}.title-output{background:var(--bg-color);border:2px solid var(--border-color);border-radius:12px;padding:clamp(1rem,3vw,1.5rem);min-height:150px;display:flex;flex-direction:column;gap:1rem;margin-bottom:2rem;width:100%;}.title-output:empty::after{content:'💡 Generated titles will appear here...';color:var(--text-light);font-size:clamp(0.9rem,2.5vw,1rem);font-weight:500;display:flex;align-items:center;justify-content:center;height:120px;text-align:center;padding:1rem;}.title-container{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:clamp(1rem,2.5vw,1.25rem)clamp(1rem,2.5vw,1.5rem);background:white;border:2px solid var(--border-color);border-radius:12px;transition:all 0.3s ease;animation:slideIn 0.4s ease backwards;width:100%;}.title-container:nth-child(1){animation-delay:0.1s;}.title-container:nth-child(2){animation-delay:0.2s;}.title-container:nth-child(3){animation-delay:0.3s;}.title-container:nth-child(4){animation-delay:0.4s;}.title-container:nth-child(5){animation-delay:0.5s;}.title-container:hover{border-color:var(--primary-color);box-shadow:var(--shadow);transform:translateX(5px);}.title-container p{flex:1;font-size:clamp(0.9rem,2.5vw,1rem);color:var(--text-color);line-height:1.6;font-weight:500;margin:0;word-break:break-word;}.copy-btn{padding:0.75rem 1.25rem;background:linear-gradient(135deg,var(--primary-color)0%,var(--secondary-color)100%);color:white;border:none;border-radius:8px;font-size:clamp(0.85rem,2.5vw,0.9rem);font-weight:600;cursor:pointer;transition:all 0.3s ease;box-shadow:var(--shadow);white-space:nowrap;flex-shrink:0;position:relative;overflow:hidden;min-height:44px;}.copy-btn::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.3),transparent);transition:left 0.5s ease;}.copy-btn:hover::before{left:100%;}.copy-btn:hover{transform:translateY(-2px)scale(1.02);box-shadow:var(--shadow-lg);background:linear-gradient(135deg,var(--primary-dark)0%,var(--secondary-color)100%);}.copy-btn:active{transform:translateY(0)scale(0.98);}.copy-btn.copied{background:linear-gradient(135deg,var(--success-color)0%,#059669 100%);animation:successPulse 0.5s ease;}.how-to-section{background:var(--bg-color);border-radius:12px;padding:clamp(1.5rem,4vw,2rem);margin:2rem 0;border:2px solid var(--border-color);width:100%;}.how-to-section h2{font-size:clamp(1.5rem,4vw,1.8rem);color:var(--primary-color);margin-bottom:2rem;text-align:center;font-weight:700;line-height:1.3;}.steps-container{display:grid;gap:1.5rem;margin-bottom:2rem;}.step-item{display:flex;gap:clamp(1rem,3vw,1.5rem);background:white;padding:clamp(1rem,3vw,1.5rem);border-radius:12px;border:2px solid var(--border-color);transition:all 0.3s ease;align-items:flex-start;width:100%;}.step-item:hover{border-color:var(--primary-color);box-shadow:var(--shadow);transform:translateY(-2px);}.step-number{flex-shrink:0;width:clamp(40px,10vw,50px);height:clamp(40px,10vw,50px);background:linear-gradient(135deg,var(--primary-color)0%,var(--secondary-color)100%);color:white;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:clamp(1.2rem,3vw,1.5rem);font-weight:700;box-shadow:var(--shadow);}.step-content h3{font-size:clamp(1.1rem,3vw,1.2rem);color:var(--text-color);margin-bottom:0.5rem;font-weight:600;line-height:1.4;}.step-content p{font-size:clamp(0.9rem,2.5vw,1rem);color:var(--text-color);line-height:1.7;margin:0;}.tips-box{background:linear-gradient(135deg,rgba(255,193,7,0.1)0%,rgba(255,152,0,0.1)100%);border:2px solid #ffc107;border-left:4px solid #ffc107;border-radius:12px;padding:clamp(1rem,3vw,1.5rem);margin-top:2rem;width:100%;}.tips-box h3{font-size:clamp(1.1rem,3vw,1.3rem);color:var(--text-color);margin-bottom:1rem;font-weight:600;line-height:1.3;}.tips-box ul{list-style:none;padding:0;margin:0;}.tips-box ul li{padding:0.75rem 0;padding-left:1.5rem;position:relative;color:var(--text-color);line-height:1.7;font-size:clamp(0.9rem,2.5vw,0.95rem);}.tips-box ul li::before{content:'✓';position:absolute;left:0;color:var(--success-color);font-weight:700;font-size:1.2rem;}.tips-box ul li strong{color:var(--primary-color);font-weight:700;}.faq-section{background:var(--bg-color);border-radius:12px;padding:clamp(1.5rem,4vw,2rem);margin:2rem 0;border:2px solid var(--border-color);width:100%;}.faq-section h2{font-size:clamp(1.5rem,4vw,1.8rem);color:var(--primary-color);margin-bottom:2rem;text-align:center;font-weight:700;line-height:1.3;}.faq-item{background:white;border:2px solid var(--border-color);border-left:4px solid var(--primary-color);border-radius:12px;padding:clamp(1rem,3vw,1.5rem);margin-bottom:1.5rem;transition:all 0.3s ease;width:100%;}.faq-item:hover{box-shadow:var(--shadow);transform:translateY(-2px);}.faq-item h3{font-size:clamp(1rem,2.5vw,1.1rem);color:var(--primary-color);margin-bottom:0.75rem;font-weight:600;line-height:1.5;}.faq-item p{font-size:clamp(0.9rem,2.5vw,1rem);color:var(--text-color);line-height:1.7;margin:0;}.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:clamp(1.5rem,4vw,2.5rem);text-align:center;margin-top:2rem;width:100%;}.blog-cta-content h3{font-size:clamp(1.5rem,4vw,1.8rem);color:var(--text-color);margin-bottom:1rem;font-weight:700;line-height:1.3;}.blog-cta-content p{font-size:clamp(1rem,2.5vw,1.1rem);color:var(--text-light);margin-bottom:1.5rem;line-height:1.8;}.blog-btn{display:inline-block;padding:1rem 2.5rem;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:clamp(1rem,2.5vw,1.05rem);box-shadow:var(--shadow);transition:all 0.3s ease;min-height:48px;display:inline-flex;align-items:center;justify-content:center;}.blog-btn:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);}.ad-sidebar{width:100%;max-width:300px;margin:20px auto;text-align:center;border-radius:8px;}@media(min-width:640px){.container h1{font-size:2.25rem;}.input-box{flex-direction:row;gap:1rem;}#topicInput{flex:1;}#generateBtn{white-space:nowrap;flex-shrink:0;width:auto;}.step-item{flex-direction:row;}}@media(min-width:768px){body{padding:3rem 2rem;}.container{padding:3rem 2.5rem;}.container h1{font-size:2.5rem;}.container > p{font-size:1.1rem;}.title-output{padding:2rem;}.title-container p{font-size:1.05rem;}.how-to-section,.faq-section{padding:2.5rem;}.how-to-section h2,.faq-section h2{font-size:2rem;}}@media(min-width:1024px){.container h1{font-size:3rem;}}@keyframes fadeInUp{from{opacity:0;transform:translateY(30px);}to{opacity:1;transform:translateY(0);}}@keyframes slideIn{from{opacity:0;transform:translateX(-30px);}to{opacity:1;transform:translateX(0);}}@keyframes successPulse{0%,100%{transform:scale(1);}50%{transform:scale(1.05);}}*: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;}}