:root{--burgundy:#7D2027;--cream:#F5F1E6;--navy:#1A2A40;--gold:#D4AF37;--sage:#8A9A5B;--lavender:#C8C6D7;--charcoal:#333333;--light-gray:#E8E8E8;--white:#FFFFFF;--heading-font:'Playfair Display', Georgia, serif;--subheading-font:'Cormorant Garamond', Georgia, serif;--body-font:'Libre Baskerville', Georgia, serif;--secondary-body-font:'Lora', Georgia, serif;--accent-font:'Montserrat', sans-serif;--spacing-xs:0.5rem;--spacing-sm:1rem;--spacing-md:2rem;--spacing-lg:3rem;--spacing-xl:5rem;--shadow-soft:0 5px 15px rgba(0, 0, 0, 0.05);--shadow-medium:0 8px 30px rgba(0, 0, 0, 0.1);--transition-fast:0.3s ease;--transition-medium:0.5s ease}.presentation-showcase{padding:60px 0;background-color:#fdfcf9;text-align:center}.presentation-showcase .section-title{margin-bottom:15px}.presentation-showcase .section-subtitle{margin-bottom:40px;color:#555;font-size:1.1em;max-width:750px;margin-left:auto;margin-right:auto}.presentation-link{display:inline-block;position:relative;max-width:90%;border-radius:8px;overflow:hidden;box-shadow:0 8px 20px rgb(0 0 0 / .1);transition:box-shadow 0.3s ease-in-out}.presentation-link:hover{box-shadow:0 12px 30px rgb(0 0 0 / .15)}.presentation-screenshot{display:block;width:100%;height:auto;transition:transform 0.5s cubic-bezier(.25,.8,.25,1)}.presentation-link:hover .presentation-screenshot{transform:scale(1.05)}.presentation-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background-color:rgb(0 0 0 / .6);color:#fff;display:flex;flex-direction:column;justify-content:center;align-items:center;opacity:0;transition:opacity 0.5s ease-in-out;pointer-events:none;border-radius:8px}.presentation-link:hover .presentation-overlay{opacity:1;pointer-events:auto}.overlay-text{font-size:1.5em;font-weight:700;margin-bottom:10px;transform:translateY(20px);transition:transform 0.4s 0.1s ease-out}.overlay-icon{font-size:1.8em;transform:translateY(20px);transition:transform 0.4s 0.15s ease-out}.presentation-link:hover .overlay-text,.presentation-link:hover .overlay-icon{transform:translateY(0)}@media (max-width:768px){.presentation-showcase{padding:40px 0}.presentation-showcase .section-subtitle{font-size:1em;margin-bottom:30px}.overlay-text{font-size:1.2em}.overlay-icon{font-size:1.5em}.presentation-link{max-width:95%}}body{font-family:var(--body-font);color:var(--charcoal);background-color:var(--cream);line-height:1.6;margin:0;padding:0}h1,h2,h3,h4,h5,h6{font-family:var(--heading-font);font-weight:700;color:var(--navy);margin-top:0}h1{font-size:3rem;line-height:1.2;margin-bottom:var(--spacing-md)}h2{font-size:2.5rem;line-height:1.3;margin-bottom:var(--spacing-sm)}h3{font-size:2rem;line-height:1.4}h4{font-size:1.5rem;line-height:1.5}p{margin-bottom:var(--spacing-md)}a{color:var(--burgundy);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--gold)}.container{width:90%;max-width:1200px;margin:0 auto;padding:0 var(--spacing-sm)}.header{background-color:var(--white);box-shadow:var(--shadow-soft);position:fixed;width:100%;top:0;z-index:1000}.header-inner{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-sm) 0}.logo{font-family:var(--heading-font);font-size:1.8rem;color:var(--burgundy);font-weight:700}.logo img{max-height:50px}.nav{display:flex;align-items:center}.nav-list{display:flex;list-style:none;margin:0;padding:0}.nav-item{margin-left:var(--spacing-md)}.nav-link{font-family:var(--accent-font);font-size:.9rem;text-transform:uppercase;letter-spacing:1px;padding:var(--spacing-xs) 0;position:relative}.nav-link::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background-color:var(--gold);transition:width var(--transition-fast)}.nav-link:hover::after{width:100%}.nav-icons{display:flex;align-items:center;margin-left:var(--spacing-md)}.nav-icon{margin-left:var(--spacing-sm);font-size:1.2rem;color:var(--navy)}.mobile-menu-toggle{display:none;background:none;border:none;font-size:1.5rem;color:var(--navy);cursor:pointer}.hero{height:80vh;background-color:var(--navy);background-image:url(../images/hero-bg.jpg);background-size:cover;background-position:center;display:flex;align-items:center;position:relative;margin-top:80px}.hero::before{content:'';position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(to right,rgb(26 42 64 / .8),rgb(26 42 64 / .4))}.hero-content{position:relative;z-index:1;max-width:600px;padding:var(--spacing-lg)}.hero-title{color:var(--white);font-size:3.5rem;margin-bottom:var(--spacing-sm);line-height:1.2}.hero-subtitle{color:var(--cream);font-family:var(--subheading-font);font-size:1.5rem;margin-bottom:var(--spacing-md);font-style:italic}.btn{display:inline-block;padding:var(--spacing-sm) var(--spacing-md);background-color:var(--gold);color:var(--white);font-family:var(--accent-font);font-weight:500;text-transform:uppercase;letter-spacing:1px;border:none;border-radius:3px;cursor:pointer;transition:background-color var(--transition-fast)}.btn:hover{background-color:var(--burgundy);color:var(--white)}.btn-outline{background-color:#fff0;border:2px solid var(--gold);color:var(--gold)}.btn-outline:hover{background-color:var(--gold);color:var(--white)}.book-showcase{padding:var(--spacing-xl) 0}.section-title{text-align:center;margin-bottom:var(--spacing-lg);position:relative}.section-title::after{content:'';display:block;width:80px;height:3px;background-color:var(--gold);margin:var(--spacing-sm) auto 0}.books-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:var(--spacing-md)}.book-card{background-color:var(--white);border-radius:5px;overflow:hidden;box-shadow:var(--shadow-soft);transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.book-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-medium)}.book-cover{position:relative;height:350px;overflow:hidden}.book-cover img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-medium)}.book-card:hover .book-cover img{transform:scale(1.05)}.book-info{padding:var(--spacing-md)}.book-title{font-family:var(--heading-font);font-size:1.3rem;margin-bottom:var(--spacing-xs)}.book-author{font-family:var(--subheading-font);font-style:italic;color:var(--burgundy);margin-bottom:var(--spacing-sm)}.book-description{font-size:.9rem;margin-bottom:var(--spacing-sm)}.book-price{font-family:var(--accent-font);font-weight:600;color:var(--navy);font-size:1.2rem;margin-bottom:var(--spacing-sm)}.book-actions{display:flex;justify-content:space-between}.categories{padding:var(--spacing-xl) 0;background-color:var(--light-gray)}.categories-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:var(--spacing-md)}.category-card{background-color:var(--white);border-radius:5px;overflow:hidden;text-align:center;box-shadow:var(--shadow-soft);transition:transform var(--transition-fast)}.category-card:hover{transform:translateY(-5px)}.category-icon{font-size:2.5rem;color:var(--burgundy);margin:var(--spacing-md) 0}.category-title{font-family:var(--subheading-font);margin-bottom:var(--spacing-md)}.author-spotlight{padding:var(--spacing-xl) 0}.author-card{display:flex;align-items:center;background-color:var(--white);border-radius:5px;overflow:hidden;box-shadow:var(--shadow-soft);padding:var(--spacing-md)}.author-image{width:150px;height:150px;border-radius:50%;overflow:hidden;margin-right:var(--spacing-md);border:3px solid var(--gold)}.author-image img{width:100%;height:100%;object-fit:cover}.author-info{flex:1}.author-name{font-family:var(--heading-font);font-size:1.8rem;margin-bottom:var(--spacing-xs)}.author-bio{margin-bottom:var(--spacing-sm)}.author-signature{font-family:'Pacifico',cursive;color:var(--burgundy);font-size:1.5rem;margin-top:var(--spacing-sm)}.testimonials{padding:var(--spacing-xl) 0;background-color:var(--navy);color:var(--white)}.testimonials .section-title{color:var(--white)}.testimonials-slider{max-width:800px;margin:0 auto}.testimonial-card{background-color:rgb(255 255 255 / .1);border-radius:5px;padding:var(--spacing-lg);text-align:center;position:relative}.testimonial-text{font-family:var(--secondary-body-font);font-style:italic;font-size:1.2rem;margin-bottom:var(--spacing-md);position:relative}.testimonial-text::before,.testimonial-text::after{content:'"';font-family:var(--heading-font);font-size:3rem;color:var(--gold);position:absolute;opacity:.5}.testimonial-text::before{top:-20px;left:-10px}.testimonial-text::after{bottom:-40px;right:-10px}.testimonial-author{font-family:var(--accent-font);font-weight:500}.newsletter{padding:var(--spacing-xl) 0;background-color:var(--cream);text-align:center}.newsletter-form{max-width:500px;margin:0 auto;display:flex}.newsletter-input{flex:1;padding:var(--spacing-sm);border:2px solid var(--light-gray);border-radius:3px 0 0 3px;font-family:var(--body-font)}.newsletter-btn{background-color:var(--burgundy);color:var(--white);border:none;padding:0 var(--spacing-md);border-radius:0 3px 3px 0;font-family:var(--accent-font);text-transform:uppercase;letter-spacing:1px;cursor:pointer;transition:background-color var(--transition-fast)}.newsletter-btn:hover{background-color:var(--navy)}.footer{background-color:var(--navy);color:var(--white);padding:var(--spacing-xl) 0 var(--spacing-md)}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--spacing-lg);margin-bottom:var(--spacing-lg)}.footer-column h4{color:var(--white);font-family:var(--heading-font);margin-bottom:var(--spacing-md);position:relative}.footer-column h4::after{content:'';display:block;width:40px;height:2px;background-color:var(--gold);margin-top:var(--spacing-xs)}.footer-links{list-style:none;padding:0;margin:0}.footer-link{margin-bottom:var(--spacing-xs)}.footer-link a{color:var(--light-gray);transition:color var(--transition-fast)}.footer-link a:hover{color:var(--gold)}.social-links{display:flex;margin-top:var(--spacing-sm)}.social-link{display:flex;align-items:center;justify-content:center;width:40px;height:40px;background-color:rgb(255 255 255 / .1);border-radius:50%;margin-right:var(--spacing-sm);transition:background-color var(--transition-fast)}.social-link:hover{background-color:var(--gold)}.social-link i{color:var(--white);font-size:1.2rem}.footer-bottom{text-align:center;padding-top:var(--spacing-md);border-top:1px solid rgb(255 255 255 / .1);font-size:.9rem;color:var(--light-gray)}.decorative-divider{display:flex;align-items:center;justify-content:center;margin:var(--spacing-lg) 0}.divider-line{height:1px;background-color:var(--light-gray);flex:1}.divider-icon{margin:0 var(--spacing-sm);color:var(--gold);font-size:1.5rem}.decorative-initial{float:left;font-family:var(--heading-font);font-size:4rem;line-height:.8;padding-right:var(--spacing-xs);color:var(--burgundy)}@media (max-width:1024px){h1{font-size:2.5rem}h2{font-size:2rem}.hero-title{font-size:3rem}}@media (max-width:768px){.nav-list{display:none}.mobile-menu-toggle{display:block}.hero{height:60vh}.hero-title{font-size:2.5rem}.hero-subtitle{font-size:1.2rem}.books-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}.author-card{flex-direction:column;text-align:center}.author-image{margin-right:0;margin-bottom:var(--spacing-md)}.newsletter-form{flex-direction:column}.newsletter-input{border-radius:3px;margin-bottom:var(--spacing-xs)}.newsletter-btn{border-radius:3px;padding:var(--spacing-xs) var(--spacing-md)}}@media (max-width:480px){.container{width:95%}h1{font-size:2rem}h2{font-size:1.8rem}.hero-title{font-size:2rem}.hero-content{padding:var(--spacing-md)}.books-grid{grid-template-columns:1fr}.categories-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr}}