:root{--primary-color: #ff0000;--text-color-dark: rgba(255, 255, 255, .87);--text-color-light: #000000;--bg-color-dark: #000000;--bg-color-light: #ffffff;--glow-color: rgba(255, 0, 0, .5);--nav-height: 4rem}body{margin:0;padding:0;min-height:100vh;font-family:Times New Roman,Times,serif;transition:background-color .3s,color .3s}.dark-mode{background-color:var(--bg-color-dark);color:var(--text-color-dark)}.light-mode{background-color:var(--bg-color-light);color:var(--text-color-light)}.nav-container{position:fixed;top:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem;z-index:1000;background-color:inherit;height:var(--nav-height);box-sizing:border-box}.nav-left{display:flex;align-items:center;gap:2rem}.author-name{font-size:1.2rem;text-decoration:none;color:inherit}.nav-links{display:flex;gap:1.5rem}.nav-links a{text-decoration:none;color:inherit;transition:color .3s}.nav-links a:hover,.nav-links a.active{color:var(--primary-color)}#theme-toggle{background:none;border:none;cursor:pointer;padding:.5rem;display:flex;align-items:center;justify-content:center}.dark-mode #theme-toggle img{filter:brightness(.9) sepia(1) saturate(.3) brightness(1.3)}.light-mode #theme-toggle img{filter:brightness(.9) sepia(1) hue-rotate(-50deg) saturate(3) brightness(.7)}.footer{text-align:center;padding:2rem;margin-top:4rem;border-top:1px solid rgba(255,255,255,.1);position:relative;z-index:2}.footer p{font-family:Times New Roman,Times,serif;font-size:clamp(.9rem,2vw,1.1rem);margin:0;color:inherit}.light-mode .footer{border-top-color:#0000001a}input,textarea{color:inherit}.light-mode input,.light-mode textarea{border-color:#0003}h1,h2,h3,h4,h5,h6,p,span,div{color:inherit}.logo-container{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);z-index:-1;width:100%;height:100%;display:flex;justify-content:center;align-items:center}.spinning-logo{width:min(95vmin,800px);height:min(95vmin,800px);animation:spin 20s linear infinite;filter:drop-shadow(0 0 3rem var(--glow-color))}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.book-preview{display:flex;align-items:center;justify-content:center;gap:4rem;padding:8rem 4rem 4rem;position:relative;z-index:1}.book-3d{flex:0 0 auto;transition:transform .3s ease;cursor:pointer}.book-3d:hover{transform:scale(1.05)}.book-cover{width:500px;height:auto;border-radius:10px}.book-title-glow{font-family:Times New Roman,Times,serif;font-size:1.8rem;margin-top:1.5rem;text-align:center;animation:titleGlow 3s infinite}@keyframes titleGlow{0%,to{text-shadow:none}50%{color:var(--primary-color);text-shadow:0 0 10px var(--primary-color),0 0 20px var(--primary-color),0 0 30px var(--primary-color)}}.book-description{flex:1;max-width:600px;font-size:1.2rem;line-height:1.6}.buy-now-btn{display:inline-block;padding:1rem 2rem;border-radius:5px;text-decoration:none;margin-top:2rem;font-weight:700;transition:all .3s}.buy-now-btn.golden{background:linear-gradient(45deg,gold,orange);color:#000;border:2px solid #FFD700;box-shadow:0 0 10px #ffd70080}.buy-now-btn.golden:hover{background:linear-gradient(45deg,orange,gold);transform:translateY(-2px)}.contact-section{padding:6rem 4rem;text-align:center;position:relative;z-index:2;background:transparent}.contact-section h2{font-size:3.5rem;margin-bottom:2rem}.contact-content{max-width:1200px;margin:0 auto}.social-links{display:flex;justify-content:center;gap:4rem;margin-bottom:3rem}.social-icon{font-size:3rem;color:inherit;transition:color .3s}.social-icon:hover{color:var(--primary-color)}.contact-form{display:flex;flex-direction:column;gap:1.5rem;max-width:800px;margin:0 auto}.form-group{width:100%}.form-group input,.form-group textarea{width:100%;padding:1rem;border:1px solid rgba(255,255,255,.2);background:transparent;border-radius:4px;color:inherit;font-family:inherit;font-size:1.1rem}.form-group textarea{min-height:200px;resize:vertical}.submit-btn{background-color:var(--primary-color);color:#fff;border:none;padding:1.2rem 3rem;border-radius:4px;cursor:pointer;font-family:inherit;font-size:1.2rem;transition:background-color .3s}.submit-btn:hover{background-color:#8b0000}.store-newsletter-container{display:flex;justify-content:space-between;padding:6rem 4rem;gap:6rem;max-width:1600px;margin:0 auto;position:relative;z-index:2;background:transparent}.store-section,.newsletter-section{flex:1;text-align:center}.store-section h2,.newsletter-section h2{font-size:3.5rem;margin-bottom:2rem}.store-links{display:flex;flex-direction:column;gap:2rem;align-items:center}.store-icon{display:flex;align-items:center;gap:1.5rem;font-size:2rem;color:inherit;text-decoration:none;transition:color .3s;padding:1rem}.store-icon.disabled{opacity:.5;pointer-events:none}.newsletter-form{max-width:600px;margin:0 auto}.newsletter-input{width:100%;padding:1rem;margin-bottom:1.5rem;border:1px solid rgba(255,255,255,.2);background:transparent;border-radius:4px;color:inherit;font-family:inherit;font-size:1.1rem}.newsletter-btn{width:100%;background-color:var(--primary-color);color:#fff;border:none;padding:1.2rem;border-radius:4px;cursor:pointer;font-family:inherit;font-size:1.2rem;transition:background-color .3s}.newsletter-btn:hover{background-color:#8b0000}@media (max-width: 1024px){.book-preview{flex-direction:column;text-align:center}.book-cover{max-width:min(500px,80vw)}}@media (max-width: 768px){.nav-left{flex-direction:column;align-items:flex-start;gap:1rem}.nav-links{flex-wrap:wrap}.store-newsletter-container{flex-direction:column}.contact-form,.newsletter-form{width:100%;max-width:500px;margin:0 auto}.book-title-glow{font-size:1.5rem}.social-links{flex-wrap:wrap;gap:2rem}.book-preview{padding:6rem 2rem 2rem}.contact-section,.store-newsletter-container{padding:4rem 2rem}.contact-section h2,.store-section h2,.newsletter-section h2{font-size:2.5rem}}