*{box-sizing:border-box;margin:0;padding:0}body{color:#333;background-color:#f4f4f4;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;overflow-x:hidden;overflow-y:scroll}::-webkit-scrollbar{width:12px}::-webkit-scrollbar-track{background:#fff}::-webkit-scrollbar-thumb{background:#000;border:2px solid #fff;border-radius:20px}*{scrollbar-width:thin;scrollbar-color:#000 #fff}a{color:inherit;text-decoration:none}.navbar{z-index:1000;opacity:0;pointer-events:none;background-color:#000;justify-content:space-between;align-items:center;width:100%;padding:1.5rem 5%;transition:opacity .5s,transform .5s;display:flex;position:fixed;top:0;left:0;transform:translateY(-100%);box-shadow:0 2px 5px #0003}.navbar.visible{opacity:1;pointer-events:all;transform:translateY(0)}.navbar .logo{color:#fff;letter-spacing:1px;font-size:2.2rem;font-weight:700}.navbar .nav-links{gap:30px;list-style:none;display:flex}.navbar .nav-links li a{color:#fff;font-size:1.2rem;font-weight:500;transition:color .3s}.navbar .nav-links li a:hover{color:#007bff}.banner{text-align:center;color:#fff;opacity:1;background:linear-gradient(135deg,#000 0%,#036 100%);flex-direction:column;justify-content:center;align-items:center;height:100vh;padding:100px 20px 0;transition:opacity .8s ease-in-out;display:flex;position:relative}.banner.fade-out{opacity:0;pointer-events:none}.hidden{display:none!important}.banner h1{text-shadow:0 2px 4px #0003;margin-bottom:1rem;font-size:3rem}.banner p{opacity:.9;max-width:600px;margin-bottom:2rem;font-size:1.2rem}#content-start{opacity:0;background-color:#fff;width:100%;height:100vh;padding-top:140px;transition:opacity .8s ease-in-out;overflow:hidden}#content-start.visible{opacity:1}.blog-layout{box-sizing:border-box;gap:80px;height:100%;padding:0 40px;display:flex}.sidebar{border-right:1px solid #eee;flex-shrink:0;width:360px;height:100%;padding-bottom:40px;padding-right:30px;position:static;overflow-y:auto}.sidebar h3{border-bottom:2px solid #333;margin-bottom:25px;padding-bottom:15px;font-size:1.8rem}.post-list{list-style:none}.post-list li{cursor:pointer;border:1px solid #0000;border-radius:8px;margin-bottom:15px;padding:20px;transition:all .3s}.post-list li:hover{background-color:#f9f9f9}.post-list li.active{background-color:#f0f7ff;border-color:#007bff}.post-date{color:#888;margin-bottom:6px;font-size:1rem;display:block}.post-title{color:#333;font-size:1.25rem;font-weight:600;line-height:1.4;display:block}.post-content{flex-grow:1;min-width:0;height:100%;padding-bottom:60px;padding-right:20px;overflow-y:auto}.post-content article h2{color:#333;margin-bottom:15px;font-size:3rem;line-height:1.2}.post-content .meta{color:#666;margin-bottom:30px;font-size:1.1rem}.post-content hr{border:none;border-top:1px solid #eee;margin:30px 0}.post-content .content-body{font-size:1.35rem;line-height:1.9}.empty-state{color:#888;justify-content:center;align-items:center;height:100%;min-height:400px;font-size:1.5rem;display:flex}.cta-button{color:#fff;cursor:pointer;background-color:#007bff;border:none;border-radius:50px;padding:15px 40px;font-size:1.1rem;font-weight:700;transition:transform .3s,box-shadow .3s,background-color .3s;box-shadow:0 4px 15px #007bff66}.cta-button:hover{background-color:#0056b3;transform:translateY(-3px);box-shadow:0 6px 20px #007bff99}.cta-button:active{transform:translateY(-1px)}@media (max-width:768px){.banner h1{font-size:2rem}.navbar{padding:1rem 20px}#content-start{height:auto;padding:100px 20px 40px;overflow:visible}.blog-layout{flex-direction:column;gap:30px;height:auto;padding:0}.sidebar{border-bottom:1px solid #eee;border-right:none;width:100%;height:auto;max-height:300px;padding-bottom:20px;padding-right:0;overflow-y:auto}.post-content{height:auto;padding-right:0;overflow-y:visible}}