:root{--primary-color:#0056b3;--secondary-color:#007bff;--background-color:#f4f7fc;--text-color:#333;--container-bg:#ffffff;--border-color:#dee2e6;--success-color:#28a745;--star-color:#ffc107}
body{font-family:'Poppins',sans-serif;background-color:var(--background-color);color:var(--text-color);line-height:1.7;margin:0;padding-top:70px}
.navbar{background-color:#fff;padding:10px 0;box-shadow:0 2px 5px rgba(0,0,0,0.1);position:fixed;top:0;width:100%;z-index:1000}
.nav-container{max-width:1100px;margin:auto;display:flex;justify-content:space-between;align-items:center;padding:0 20px}
.nav-brand img{height:40px;width:auto;vertical-align:middle}
.nav-menu{list-style:none;margin:0;padding:0;display:flex}
.nav-menu li{margin-left:30px}
.nav-menu a{text-decoration:none;color:#333;font-weight:600;transition:color .3s}
.nav-menu a:hover{color:var(--secondary-color)}
.nav-toggle{display:none;font-size:1.8rem;background:none;border:none;cursor:pointer;color:var(--primary-color);padding:5px}
.container{max-width:900px;margin:40px auto;background:var(--container-bg);padding:20px 40px;border-radius:12px;box-shadow:0 4px 20px rgba(0,0,0,0.08)}
header{text-align:center;border-bottom:1px solid var(--border-color);padding-bottom:20px;margin-bottom:30px}
h1,h2,h3,h4{color:var(--primary-color)}
.input-group{margin-bottom:20px}label{display:block;margin-bottom:8px;font-weight:600;font-size:.95rem}
input[type=text],input[type=email],input[type=url],select{width:100%;padding:14px;border-radius:8px;border:1px solid var(--border-color);box-sizing:border-box;font-family:'Poppins',sans-serif;font-size:1rem;transition:border-color .3s,box-shadow .3s}
input:focus,select:focus{outline:none;border-color:var(--secondary-color);box-shadow:0 0 0 3px rgba(0,123,255,.2)}
button{display:block;width:100%;padding:16px;border:none;background:linear-gradient(90deg,var(--secondary-color),var(--primary-color));color:#fff;font-size:1.1rem;font-weight:600;font-family:'Poppins',sans-serif;border-radius:8px;cursor:pointer;transition:transform .2s,box-shadow .3s;margin-top:25px}
button:hover{transform:translateY(-2px);box-shadow:0 4px 15px rgba(0,123,255,.3)}
#resultContainer{margin-top:40px;padding-top:20px;border-top:1px solid var(--border-color)}
.result-subtitle{font-size:.9rem;color:#666;text-align:center;margin-top:-10px;margin-bottom:20px}
textarea{width:100%;padding:15px;border:1px solid var(--border-color);border-radius:8px;background-color:#fdfdfd;resize:vertical;font-family:'Menlo','Courier New',monospace;font-size:.9rem;min-height:400px}
#copyBtn{padding:12px 25px;margin-top:15px;background:var(--success-color);display:inline-block;width:auto}
#copyBtn:hover{background:#218838;box-shadow:0 4px 15px rgba(40,167,69,.3)}
.hidden{display:none}#copyMessage{color:var(--success-color);font-weight:600;text-align:center;margin-top:10px}
.static-page-content{padding:10px 0}
.static-page-content p,.static-page-content li{color:#444}
.static-page-content ul{padding-left:20px;list-style-type:'✓';line-height:2}
footer{text-align:center;margin-top:40px;padding-top:20px;border-top:1px solid var(--border-color)}
.footer-nav{margin-bottom:20px}.footer-nav a{color:#555;text-decoration:none;margin:0 10px;font-weight:600}
.footer-nav a:hover{text-decoration:underline;color:var(--primary-color)}footer p{font-size:.9rem;color:#777;margin:0}
.ad-placeholder-container{margin:35px auto;padding:20px 0;text-align:center}
.ad-label{display:block;font-size:0.8rem;color:#6c757d;margin-bottom:10px;font-weight:600;text-transform:uppercase}
.ad-box{display:flex;align-items:center;justify-content:center;background-color:#e9ecef;color:#6c757d;border-radius:4px;margin:auto;border:1px dashed var(--border-color)}
.ad-placeholder-container.top-ad .ad-box,.ad-placeholder-container.content-ad .ad-box{max-width:300px;min-height:250px;width:100%}
.contact-form{margin-top:40px}.form-group{margin-bottom:20px}
.form-group input,.form-group textarea{width:100%;padding:14px;border-radius:8px;border:1px solid var(--border-color);box-sizing:border-box;font-family:'Poppins',sans-serif;font-size:1rem;transition:border-color .3s,box-shadow .3s}
.form-group textarea{resize:vertical;min-height:150px}
.form-submit-btn{display:block;width:100%;padding:16px;border:none;background:linear-gradient(90deg,var(--secondary-color),var(--primary-color));color:#fff;font-size:1.1rem;font-weight:600;font-family:'Poppins',sans-serif;border-radius:8px;cursor:pointer;transition:transform .2s,box-shadow .3s;margin-top:10px}
.form-submit-btn:hover{transform:translateY(-2px);box-shadow:0 4px 15px rgba(0,123,255,.3)}
.page-section{padding:50px 0;text-align:center}.page-section:nth-child(even){background-color:var(--container-bg)}
.section-title{font-size:2rem;margin-bottom:15px}
.section-subtitle{font-size:1.1rem;color:#555;max-width:700px;margin:0 auto 40px auto}
.hero-section{padding:60px 20px;text-align:center}
.hero-section h1{font-size:2.8rem;font-weight:700}.hero-section p{font-size:1.2rem}
.cta-button{display:inline-block;padding:15px 35px;background:linear-gradient(90deg,var(--secondary-color),var(--primary-color));color:#fff;text-decoration:none;font-size:1.2rem;font-weight:600;border-radius:50px;transition:transform .2s,box-shadow .3s;margin-top:20px}
.cta-button:hover{transform:translateY(-3px);box-shadow:0 4px 20px rgba(0,123,255,.4)}
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:30px;margin-top:40px;text-align:left}
.feature-card{background:#fff;padding:30px;border-radius:12px;box-shadow:0 4px 15px rgba(0,0,0,0.07);transition:transform .2s,box-shadow .2s}
.feature-card:hover{transform:translateY(-5px);box-shadow:0 6px 20px rgba(0,0,0,0.1)}
.feature-card h3{margin-top:0}
.testimonial-card{background:#f8f9fa;padding:25px;border-radius:10px;border-left:5px solid var(--secondary-color);text-align:left}
.testimonial-card p.quote{font-style:italic;margin:0 0 15px 0}
.testimonial-card p.author{font-weight:600;text-align:right;color:var(--primary-color);margin:0}
.star-rating{color:var(--star-color);font-size:1.2rem;margin-bottom:10px}
.faq-section .faq-item{text-align:left;border-bottom:1px solid var(--border-color);margin-bottom:15px}
.faq-section .faq-item summary{font-weight:600;padding:15px 0;cursor:pointer;position:relative;outline:none;display:block}
.faq-section .faq-item summary::-webkit-details-marker{display:none}
.faq-section .faq-item summary::after{content:'+';position:absolute;right:5px;font-size:1.5rem;font-weight:400}
.faq-section .faq-item[open] summary::after{content:'-'}
.faq-section .faq-item div{padding:0 10px 20px 10px}
.blog-listing{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px}
.blog-card{background-color:#fff;border-radius:10px;box-shadow:0 4px 15px rgba(0,0,0,0.07);overflow:hidden;transition:transform .2s,box-shadow .2s}
.blog-card:hover{transform:translateY(-5px);box-shadow:0 6px 20px rgba(0,0,0,0.1)}
.blog-card-image img{width:100%;height:200px;object-fit:cover;display:block}
.blog-card-content{padding:25px}.blog-card-content h2{font-size:1.3rem;margin:0 0 15px 0}
.blog-card-content h2 a{text-decoration:none;color:var(--primary-color)}
.blog-card-content p{margin:0 0 20px 0;font-size:.95rem}
.read-more-btn{text-decoration:none;font-weight:600;color:var(--secondary-color)}
.post-header{text-align:center;margin-bottom:30px;border-bottom:1px solid var(--border-color);padding-bottom:30px}
.post-header h1{font-size:2.5rem}.post-meta{font-size:.9rem;color:#666;margin-top:15px}
.post-featured-image{width:100%;height:auto;max-height:400px;object-fit:cover;border-radius:10px;margin-bottom:30px}
.post-content h2{font-size:1.8rem}.post-content h3{font-size:1.4rem}
.toc{background:#f8f9fa;padding:20px;border-radius:8px;margin-bottom:30px;border-left:4px solid var(--secondary-color);text-align:left}
.toc h3{margin-top:0}.toc ul{list-style-type:none;padding-left:0}.toc li{margin-bottom:10px}
.toc a{text-decoration:none;color:#333;font-weight:500}
.author-box{display:flex;align-items:center;gap:20px;background:#f8f9fa;padding:25px;border-radius:8px;margin-top:40px;text-align:left}
.author-avatar{width:80px;height:80px;border-radius:50%;object-fit:cover}
.author-info h4{margin:0 0 5px 0}
.back-to-top-btn{position:fixed;bottom:20px;right:20px;display:none;width:40px;height:40px;background-color:var(--primary-color);color:#fff;text-align:center;line-height:40px;font-size:20px;border-radius:50%;text-decoration:none;z-index:1000;transition:opacity .3s,visibility .3s;opacity:0;visibility:hidden}
.back-to-top-btn.show{display:block;opacity:1;visibility:visible}
.back-to-top-btn:hover{background-color:var(--secondary-color)}
@media(min-width:768px){.ad-placeholder-container.top-ad .ad-box,.ad-placeholder-container.content-ad .ad-box{max-width:728px;min-height:90px}}
@media(max-width:768px){.nav-menu{display:none;position:absolute;top:65px;left:0;width:100%;background-color:#fff;flex-direction:column;text-align:center;box-shadow:0 4px 8px rgba(0,0,0,0.1)}
.nav-menu.active{display:flex}.nav-menu li{margin:0;width:100%}.nav-menu a{display:block;padding:15px 0;border-bottom:1px solid #f0f0f0}
.nav-toggle{display:block}.hero-section h1{font-size:2.2rem}.post-header h1{font-size:2rem}}