html,body{height:100%;padding:0;margin:0;overflow-x:hidden;overflow-y:hidden}body{font-family:Roboto,sans-serif;font-weight:400;font-size:16px;line-height:1.5}h1,h2,h3,h4,h5,h6{font-family:Roboto,sans-serif;font-weight:700;margin-top:0;margin-bottom:.5em}p{font-family:Roboto,sans-serif;font-weight:400;font-size:1rem;line-height:1.75;margin-bottom:1em}a{color:#007bff;text-decoration:none;transition:color .3s ease}a:hover{color:#0056b3;text-decoration:underline}button{font-family:Roboto,sans-serif;font-weight:500;padding:.8em 1.5em;background-color:#007bff;color:#fff;border:none;border-radius:4px;cursor:pointer;transition:background-color .3s ease}button:hover{background-color:#0056b3}.app-wrapper{display:flex;flex-direction:column;height:100vh}.float-btn{position:fixed;bottom:2%;right:2%;display:flex;flex-direction:column;gap:10px;z-index:1000}.float-btn-item{height:70px;width:70px;font-family:"Press Start 2P",monospace;font-size:.4rem;text-transform:uppercase;line-height:15px;text-align:center;color:#fff;background:linear-gradient(145deg,#02975c,#002d46);background-size:400% 400%;border:3px solid #fff;border-radius:12px;cursor:pointer;transition:all .2s ease-in-out;box-shadow:4px 4px #000;animation:gradientShift 3s ease infinite}.float-btn-item:hover{transform:scale(1.05);box-shadow:6px 6px #000}.float-btn-item:active{transform:scale(.95);box-shadow:2px 2px #000}@keyframes gradientShift{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}.book-chapter{color:#e8e8e8;font-family:Georgia,serif;line-height:1.8;font-size:clamp(1rem,1.5vw,1.1rem)}.book-chapter h2{font-size:clamp(1.8rem,2.5vw,2.2rem);font-weight:700;color:#ffd8a1;text-align:center;margin-bottom:1.5rem}.book-chapter p{margin-bottom:1rem;text-indent:1.5rem}.book-chapter .dialog{margin:1rem 0;padding-left:1rem;border-left:3px solid #ffd8a1}.book-chapter .dialog p{margin:.5rem 0;text-indent:0}.book-chapter .dialog .speaker{font-weight:700;color:#ffdd91;margin-right:.25rem}@media (max-width: 768px){.book-chapter{font-size:clamp(.95rem,2vw,1.05rem)}.book-chapter h2{font-size:clamp(1.6rem,4vw,2rem)}}@media (max-width: 480px){.book-chapter h2{font-size:1.5rem}}