/*   1. VARIABLES & RESET (UPDATED)  */
:root {

    --primary: #990000;   
    --secondary: #1a2c5b; 
    --accent: #d4af37;    
    
    --text-main: #222222;
    --text-light: #555555; 
    
    --bg-paper: #ffffff;
    --white: #ffffff;
    
    --border: #eeeeee; 
    --shadow: 0 4px 10px rgba(0,0,0,0.05);
    
    --font-head: 'Merriweather', serif;
    --font-body: 'Lato', sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: var(--font-body);
    background-color: var(--bg-paper);
    color: var(--text-main);
    line-height: 1.7;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: all 0.3s ease; }
ul { list-style: none; }

/* 2. TYPOGRAPHY */

h1, h2, h3, h4 { font-family: var(--font-head); color: var(--primary); margin-bottom: 0.5em; line-height: 1.2; }
h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; border-bottom: 2px solid var(--accent); display: inline-block; padding-bottom: 5px; margin-bottom: 1.5rem; }
p { margin-bottom: 1.5rem; }

 /*  3. HEADER & NAVIGATION  */

   .top-bar { background: var(--secondary); color: var(--white); padding: 0.5rem 0; font-size: 0.85rem; text-align: center; }

header { background: var(--primary); padding: 2rem 0; text-align: center; color: var(--white); box-shadow: 0 4px 10px rgba(0,0,0,0.1); }
.brand h1 { color: var(--white); margin: 0; letter-spacing: 1px; text-transform: uppercase; border: none; }
.brand span { font-family: var(--font-body); font-style: italic; font-size: 1rem; opacity: 0.9; }

nav { background: var(--secondary); position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 5px rgba(0,0,0,0.1); }
.nav-container { max-width: 1100px; margin: 0 auto; display: flex; justify-content: center; }
nav ul { display: flex; flex-wrap: wrap; }
nav a {
    display: block; padding: 1rem 1.5rem; color: var(--white); font-weight: 700; text-transform: uppercase; font-size: 0.9rem; letter-spacing: 0.5px;
}
nav a:hover, nav a.active { background: rgba(255,255,255,0.1); color: var(--accent); }

/* 4. LAYOUTS */

.container { max-width: 1100px; margin: 0 auto; padding: 3rem 1.5rem; }


.grid-2-1 { display: grid; grid-template-columns: 2fr 1fr; gap: 3rem; }

.card { background: var(--white); padding: 2rem; border: 1px solid var(--border); border-radius: 4px; box-shadow: var(--shadow); }

.btn {
    display: inline-block; background: var(--secondary); color: var(--white); padding: 0.8rem 1.5rem; border-radius: 4px; font-weight: bold; border: none; cursor: pointer;
}
.btn:hover { background: var(--primary); transform: translateY(-2px); }

/* 5. PAGE SPECIFIC: CATALOG  */

.catalog-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 2rem;
}
.book-card {
    background: var(--white); border: 1px solid var(--border); border-radius: 4px; overflow: hidden; transition: transform 0.3s; position: relative;
}
.book-card:hover { transform: translateY(-5px); box-shadow: 0 10px 20px rgba(0,0,0,0.1); }

.book-cover-img {
    height: 280px;
    background: #f4f4f4;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--border);
}

.book-cover-img img {
    width: 100%;
    height: 100%;
    object-fit: cover; 
    transition: transform 0.3s ease;
}

.book-card:hover .book-cover-img img {
    transform: scale(1.05);
}
.book-details { padding: 1.5rem; text-align: center; }
.book-title { font-weight: 700; color: var(--secondary); margin-bottom: 0.5rem; display: block; }
.book-author { font-size: 0.9rem; color: var(--text-light); font-style: italic; }
.book-price { font-weight: 700; color: var(--primary); margin-top: 0.5rem; display: block; }
.badge {
    position: absolute; top: 10px; right: 10px; background: var(--accent); color: var(--secondary); padding: 4px 8px; font-size: 0.7rem; font-weight: bold; border-radius: 3px;
}

/* 6. PAGE SPECIFIC: FORMS  */

.form-group { margin-bottom: 1.2rem; }
label { display: block; margin-bottom: 0.5rem; font-weight: 700; font-size: 0.9rem; color: var(--secondary); }
input[type="text"], input[type="email"], textarea, select {
    width: 100%; padding: 0.8rem; border: 1px solid var(--border); border-radius: 4px; font-family: var(--font-body); font-size: 1rem;
}
input:focus, textarea:focus { border-color: var(--secondary); outline: none; box-shadow: 0 0 5px rgba(26, 44, 91, 0.2); }
.checkbox-group { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.5rem; }
.checkbox-group input { width: auto; }

/* 7. FOOTER */

footer { margin-top: auto; background: var(--secondary); color: #ccc; padding: 3rem 0; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }
.footer-col h4 { color: var(--white); font-family: var(--font-body); text-transform: uppercase; font-size: 0.9rem; border-bottom: none; letter-spacing: 1px; }
.footer-col ul li { margin-bottom: 0.5rem; }
.footer-col a:hover { color: var(--accent); }
.copyright { text-align: center; margin-top: 3rem; padding-top: 1rem; border-top: 1px solid rgba(255,255,255,0.1); font-size: 0.8rem; }

/* 8. HERO SECTION */
.hero-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
    background-color: var(--secondary);
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 4rem;
}
.hero-content {
    padding: 3rem;
    color: white;
}
.hero-content h2 {
    color: white;
    border-bottom-color: var(--accent);
}
.hero-content p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}
.hero-content .btn {
    background: var(--accent);
    color: var(--secondary);
}
.hero-image {
    height: 100%;
    min-height: 350px;
}
.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 9. UTILITIES */

.card-accent { border-left: 5px solid var(--accent); }
.card-primary { border-left: 5px solid var(--primary); }
.card-secondary { border-left: 5px solid var(--secondary); }
.list-spaced { line-height: 2; }
.full-width { width: 100%; }
.text-center { text-align: center; }
.text-small { font-size: 0.9rem; }
.text-xs { font-size: 0.8rem; }
.text-muted { color: #777; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mt-2 { margin-top: 1rem; }
.rounded-img { width: 100%; border-radius: 4px; margin-bottom: 2rem; }

.community-image {
    margin-bottom: 3rem;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border);
}
.community-image img {
    width: 100%;
    height: auto;
    display: block;
}
.image-caption {
    background: #eee;
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
    font-style: italic;
    color: #666;
    margin: 0;
}

.map-container {
    height: 400px;
    background: #ddd;
    border: 2px solid var(--secondary);
    margin-bottom: 2rem;
}
.map-container iframe {
    border: 0;
}

/* 10. RESPONSIVE (MOBILE) */

@media (max-width: 768px) {
    .grid-2-1 { grid-template-columns: 1fr; }
    .hero-section { grid-template-columns: 1fr; }
    .hero-content { padding: 2rem; }
    .hero-image { min-height: 250px; }
    nav ul { flex-direction: column; width: 100%; text-align: center; }
    nav a { border-bottom: 1px solid rgba(255,255,255,0.05); }
    h1 { font-size: 1.8rem; }
}