/* ============================================================================
   REVISED STYLESHEET: NEO-BRUTALISM & RESPONSIVENESS
   ============================================================================ */

/* --- 1. Variable & Base Setup --- */
:root {
    /* Color Palette: Dark, Deep, and Contrasting */
    --color-primary: #FF5A5F; /* Bold Red/Coral for action items */
    --color-secondary: #007A87; /* Deep Teal for supporting text/icons */
    --color-background: #F7F7F7; /* Light neutral background */
    --color-dark: #222222; /* Primary text and bold borders */
    --color-light-gray: #DDDDDD; /* Subtle border/separator */
    --color-white: #FFFFFF;
    --color-success: #007A87; /* Deep Teal */
    --color-error: #FF5A5F;   /* Primary Red/Coral */

    /* Typography */
    --font-stack: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    
    /* Layout Variables for consistency */
    --layout-padding-horizontal: 3%;
    --breakpoint-tablet: 768px;
    --breakpoint-desktop: 1024px;
}

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

body {
    font-family: var(--font-stack);
    background-color: var(--color-background);
    color: var(--color-dark);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    text-decoration: none;
    color: var(--color-dark);
}

/* --- 2. Header Layout --- */
.main-header {
    display: flex;
    justify-content: space-between; 
    align-items: center;
    padding: 1rem var(--layout-padding-horizontal); 
    background-color: var(--color-white);
    border-bottom: 4px solid var(--color-primary); 
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    flex-wrap: wrap;
    gap: 1rem;
}

/* --- 3. Logo Styling --- */
.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: -1px;
    color: var(--color-dark);
    flex-shrink: 0; 
}

.logo i {
    color: var(--color-primary);
    font-size: 1.8rem;
}

/* --- 4. Navigation Links --- */
.main-nav {
    display: none;
    gap: 2rem;
    margin-left: 2rem;
}

.nav-link {
    font-size: 1rem;
    font-weight: 600;
    padding: 0.5rem 0;
    position: relative;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--color-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    display: block;
    margin-top: 5px;
    right: 0;
    background: var(--color-primary);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
    left: 0;
    background: var(--color-primary);
}

/* --- 5. Category Dropdown --- */
.category-nav {
    position: relative;
    flex-shrink: 0;
}

.category-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background-color: var(--color-light-gray);
    border-radius: 4px;
    font-weight: 700;
    transition: background-color 0.2s;
    border: 2px solid var(--color-dark);
}

.category-toggle:hover {
    background-color: var(--color-secondary);
    color: var(--color-white);
}

.dropdown-icon {
    transition: transform 0.3s ease;
}

.dropdown-content {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 5px;
    background-color: var(--color-white);
    border: 2px solid var(--color-dark);
    box-shadow: 6px 6px 0px rgba(0, 0, 0, 0.9);
    z-index: 20;
    min-width: 200px;
    list-style: none;
    padding: 0;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.dropdown-content.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.category-toggle.active .dropdown-icon {
    transform: rotate(180deg);
}

.dropdown-content li a {
    padding: 0.75rem 1.2rem;
    display: block;
    white-space: nowrap;
    font-size: 0.95rem;
    font-weight: 500;
    transition: background-color 0.2s, color 0.2s;
}

.dropdown-content li a:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* --- 6. Search Bar --- */
.search-bar {
    display: flex;
    align-items: center;
    border: 2px solid var(--color-dark);
    background-color: var(--color-white);
    border-radius: 4px;
    padding: 0.4rem 1rem;
    transition: all 0.3s ease;
    flex-grow: 1;
    max-width: 400px;
    min-width: 200px;
}

.search-bar:focus-within {
    border-color: var(--color-primary);
    box-shadow: 0 0 5px rgba(255, 90, 95, 0.5);
}

.search-input {
    border: none;
    outline: none;
    padding: 0;
    margin-left: 0.5rem;
    width: 100%;
    background: transparent;
    font-size: 1rem;
}

.search-icon {
    color: var(--color-secondary);
    font-size: 1.1rem;
}

/* --- 7. Utility Section (Premium & Account) --- */
.utility-section {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-left: 2rem;
    flex-shrink: 0;
}

.premium-button {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--color-dark);
    color: var(--color-white);
    border: 2px solid var(--color-dark);
    padding: 0.6rem 1.2rem;
    border-radius: 4px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
}

.premium-button:hover {
    background-color: var(--color-primary);
    color: var(--color-dark);
    border-color: var(--color-primary);
    box-shadow: 4px 4px 0px rgba(0, 0, 0, 0.5);
    transform: translate(-2px, -2px);
}

.premium-button i {
    color: var(--color-primary);
    transition: color 0.2s ease;
}

.premium-button:hover i {
    color: var(--color-dark);
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    padding: 0.5rem;
    transition: color 0.2s;
}

.user-menu:hover {
    color: var(--color-primary);
}

.user-menu i {
    font-size: 1.5rem;
    color: var(--color-secondary);
}

.content-wrapper {
    padding: 2rem var(--layout-padding-horizontal);
    flex: 1;
}

/* --- 8. Banner Slider Styles --- */
.slider-container {
    position: relative;
    width: 100%;
    height: 400px;
    overflow: hidden;
    border-bottom: 4px solid var(--color-dark);
    margin-bottom: 2rem;
}

.banner-slider {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform 0.5s ease-in-out;
}

.slider-item {
    flex: 0 0 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    display: flex;
    align-items: center;
    padding: 0 5%;
}

.banner-content {
    background-color: rgba(34, 34, 34, 0.85);
    color: var(--color-white);
    padding: 1.5rem 2rem;
    max-width: 450px;
    border: 3px solid var(--color-white);
    box-shadow: 6px 6px 0px rgba(255, 90, 95, 0.9);
}

.banner-content h2 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    color: var(--color-primary);
}

.banner-content p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    font-weight: 300;
}

.banner-cta {
    display: inline-block;
    background-color: var(--color-primary);
    color: var(--color-dark);
    font-weight: 700;
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--color-dark);
    border-radius: 4px;
    transition: background-color 0.2s, transform 0.2s;
}

.banner-cta.premium {
    background-color: var(--color-secondary);
    color: var(--color-white);
    border-color: var(--color-white);
}

.banner-cta:hover {
    background-color: var(--color-dark);
    color: var(--color-primary);
    transform: translateY(-2px);
}

/* Navigation Buttons (Prev/Next) */
.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    background-color: rgba(34, 34, 34, 0.6);
    color: var(--color-white);
    border: 2px solid var(--color-white);
    padding: 0.5rem 0.7rem;
    cursor: pointer;
    font-size: 1.5rem;
    line-height: 1;
    transition: background-color 0.3s, color 0.3s;
}

.slider-btn:hover {
    background-color: var(--color-primary);
    color: var(--color-dark);
    border-color: var(--color-dark);
}

.prev-btn {
    left: 1%;
}

.next-btn {
    right: 1%;
}

/* Navigation Dots */
.slider-dots {
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    background-color: rgba(255, 255, 255, 0.6);
    border: 2px solid var(--color-dark);
    border-radius: 50%;
    cursor: pointer;
    transition: background-color 0.3s, border-color 0.3s;
}

.dot.active {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

/* --- 9. Community Section (Book Grid) --- */
.community-section {
    padding: 0;
}

.community-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--color-dark);
    padding-bottom: 0.5rem;
}

.community-header h4 {
    font-size: 1.8rem;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--color-dark);
    letter-spacing: -0.5px;
}

.view-all-link {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    color: var(--color-secondary);
    font-weight: 600;
    transition: color 0.3s;
}

.view-all-link:hover {
    color: var(--color-primary);
}

.book-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

/* Book Card Styling */
.community-book-card {
    background-color: var(--color-white);
    border: 2px solid var(--color-dark);
    box-shadow: 4px 4px 0px rgba(0, 0, 0, 0.9);
    padding: 0.8rem;
    transition: transform 0.2s, box-shadow 0.2s;
    cursor: pointer;
    display: block;
}

.community-book-card:hover {
    transform: translate(-3px, -3px);
    box-shadow: 8px 8px 0px var(--color-primary);
}

.book-cover {
    width: 100%;
    height: auto;
    display: block;
    margin-bottom: 0.75rem;
    aspect-ratio: 2/3;
    object-fit: cover;
    border: 1px solid var(--color-light-gray);
}

.book-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.2rem;
    color: var(--color-dark);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.book-author {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 0.75rem;
}

.book-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    font-weight: 600;
}

.rating {
    color: var(--color-secondary);
}

.rating i {
    color: #FFC300;
}

.genre {
    color: var(--color-primary);
    text-transform: uppercase;
    font-size: 0.75rem;
    border: 1px solid var(--color-primary);
    padding: 2px 6px;
    border-radius: 2px;
}

/* --- 10. Premium Section Styling --- */
.premium-section {
    padding: 40px var(--layout-padding-horizontal);
    margin-bottom: 20px;
    background-color: #f7f7f7;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.premium-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.premium-header h4 {
    font-size: 1.5rem;
    color: #333;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
}

.premium-icon {
    color: #ffd700;
    font-size: 1.6rem;
    margin-right: 10px;
    animation: sparkle 1.5s infinite alternate;
}

@keyframes sparkle {
    from {
        opacity: 0.8;
        transform: scale(1);
    }
    to {
        opacity: 1;
        transform: scale(1.05);
    }
}

.premium-link {
    color: var(--color-secondary);
    font-weight: 600;
    transition: color 0.3s;
}

.premium-link:hover {
    color: var(--color-primary);
}

.premium-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

/* Premium Book Card Styling */
.premium-book-card {
    position: relative;
    overflow: hidden;
    border-radius: 4px;
    background-color: var(--color-white);
    border: 2px solid var(--color-dark);
    box-shadow: 4px 4px 0px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
    display: block;
}

.premium-book-card:hover {
    transform: translate(-4px, -4px);
    box-shadow: 8px 8px 0px var(--color-secondary);
}

.premium-book-card .book-info {
    padding: 10px;
    text-align: left;
}

/* PREMIUM BADGE */
.book-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: #FFC300;
    color: var(--color-dark);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: bold;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    z-index: 10;
}

/* --- 11. About Us Page Brutalist Styles --- */
.about-page-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem var(--layout-padding-horizontal);
}

.about-hero {
    background-color: var(--color-white);
    padding: 40px;
    text-align: center;
    border: 4px solid var(--color-dark);
    box-shadow: 10px 10px 0px var(--color-primary);
    margin-bottom: 2rem;
}

.about-hero h1 {
    font-size: 3rem;
    color: var(--color-dark);
    margin-bottom: 10px;
    font-weight: 900;
    text-transform: uppercase;
}

.about-hero p {
    font-size: 1.1rem;
    color: var(--color-dark);
    max-width: 800px;
    margin: 0 auto;
}

hr {
    border: none;
    border-top: 4px solid var(--color-dark);
    margin: 3rem 0;
}

.section-title {
    font-size: 2.2rem;
    color: var(--color-dark);
    text-align: center;
    margin-bottom: 40px;
    font-weight: 800;
    text-transform: uppercase;
}

.mission-vision-grid {
    display: flex;
    gap: 30px;
    text-align: left;
}

.mission-card, .vision-card {
    flex: 1;
    padding: 30px;
    border: 3px solid var(--color-dark);
    box-shadow: 6px 6px 0px var(--color-secondary);
    background-color: var(--color-white);
}

.mission-card h3, .vision-card h3 {
    font-size: 1.6rem;
    margin-bottom: 15px;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.mission-card h3 i, .vision-card h3 i {
    font-size: 2rem;
}

.values-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 30px;
}

.value-item {
    flex: 1 1 calc(33% - 20px);
    background: var(--color-white);
    padding: 25px;
    border: 2px solid var(--color-dark);
    box-shadow: 4px 4px 0px var(--color-dark);
    text-align: center;
    transition: transform 0.3s;
    min-width: 250px;
}

.value-item:hover {
    transform: translate(-4px, -4px);
    box-shadow: 8px 8px 0px var(--color-primary);
}

.value-item i {
    font-size: 2.5rem;
    color: var(--color-secondary);
    margin-bottom: 15px;
}

.value-item h4 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--color-dark);
    font-weight: 700;
}

.contact-cta {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: 40px;
    text-align: center;
    border: 4px solid var(--color-primary);
    box-shadow: 8px 8px 0px var(--color-primary);
}

.contact-cta h2 {
    font-size: 2rem;
    margin-bottom: 15px;
    color: var(--color-primary);
}

.contact-cta a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--color-primary);
    color: var(--color-dark);
    padding: 12px 30px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    margin-top: 10px;
    border: 2px solid var(--color-dark);
    box-shadow: 3px 3px 0px rgba(0, 0, 0, 0.5);
    transition: background-color 0.3s;
}

.contact-cta a:hover {
    background-color: var(--color-secondary);
    color: var(--color-white);
    border-color: var(--color-white);
}

/* --- 12. BLOG PAGE STYLING --- */
.blog-page-content {
    max-width: 1400px;
    margin: 40px auto;
    padding: 0 var(--layout-padding-horizontal);
}

.blog-hero {
    text-align: center;
    padding: 50px 0;
    margin-bottom: 2rem;
    background-color: var(--color-white);
    border: 4px solid var(--color-dark);
    box-shadow: 8px 8px 0px var(--color-secondary);
}

.blog-hero h1 {
    font-size: 3rem;
    color: var(--color-primary);
    margin-bottom: 10px;
    font-weight: 900;
    text-transform: uppercase;
}

.blog-hero p {
    font-size: 1.1rem;
    color: var(--color-dark);
    max-width: 800px;
    margin: 0 auto;
}

.blog-layout {
    display: flex;
    gap: 2.5rem;
}

.blog-articles-container {
    flex: 3;
}

.blog-sidebar {
    flex: 1;
    border-left: 3px solid var(--color-light-gray);
    padding-left: 2.5rem;
}

/* Featured Article */
.featured-article {
    display: flex;
    background: var(--color-white);
    border: 2px solid var(--color-dark);
    margin-bottom: 2.5rem;
    box-shadow: 6px 6px 0px var(--color-dark);
    transition: transform 0.3s;
}

.featured-article:hover {
    transform: translate(-3px, -3px);
    box-shadow: 9px 9px 0px var(--color-primary);
}

.featured-image {
    width: 40%;
    height: 300px;
    object-fit: cover;
    border-right: 2px solid var(--color-dark);
}

.featured-content {
    padding: 20px 30px;
    width: 60%;
}

.featured-content h2 {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
    font-weight: 800;
}

.featured-meta {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 1rem;
}

.featured-meta span {
    margin-right: 15px;
}

.featured-meta i {
    margin-right: 5px;
    color: var(--color-secondary);
}

.article-excerpt {
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.read-more-btn {
    display: inline-block;
    padding: 8px 15px;
    background-color: var(--color-primary);
    color: var(--color-dark);
    border: 2px solid var(--color-dark);
    font-weight: 700;
    transition: background-color 0.2s, box-shadow 0.2s;
}

.read-more-btn:hover {
    background-color: var(--color-dark);
    color: var(--color-primary);
}

/* General Article Grid */
.blog-post-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.blog-post-card {
    background: var(--color-white);
    border: 2px solid var(--color-dark);
    box-shadow: 4px 4px 0px var(--color-dark);
    transition: transform 0.2s, box-shadow 0.2s;
}

.blog-post-card:hover {
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0px var(--color-primary);
}

.article-thumbnail {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-bottom: 2px solid var(--color-dark);
}

.post-card-content {
    padding: 15px;
}

.post-card-content h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--color-dark);
}

.post-card-meta {
    font-size: 0.85rem;
    color: #888;
    margin-bottom: 1rem;
}

/* Sidebar Modules */
.sidebar-module {
    background: var(--color-white);
    padding: 20px;
    margin-bottom: 30px;
    border: 2px solid var(--color-dark);
    box-shadow: 4px 4px 0px var(--color-dark);
}

.sidebar-module h4 {
    font-size: 1.4rem;
    color: var(--color-dark);
    margin-bottom: 15px;
    font-weight: 800;
    border-bottom: 2px solid var(--color-primary);
    padding-bottom: 5px;
}

.sidebar-search-bar {
    display: flex;
    border: 2px solid var(--color-dark);
    background-color: var(--color-light-gray);
}

.sidebar-search-bar input {
    flex-grow: 1;
    border: none;
    padding: 10px;
    outline: none;
    background: transparent;
}

.sidebar-search-bar button {
    background-color: var(--color-primary);
    border: none;
    padding: 10px 15px;
    color: var(--color-dark);
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.2s;
}

.sidebar-search-bar button:hover {
    background-color: var(--color-secondary);
    color: var(--color-white);
}

.category-list {
    list-style: none;
}

.category-list li a {
    display: block;
    padding: 8px 0;
    font-size: 1rem;
    color: var(--color-dark);
    transition: color 0.2s;
}

.category-list li a:hover {
    color: var(--color-primary);
}

.category-list i {
    margin-right: 8px;
    color: var(--color-secondary);
}

/* Premium CTA Module */
.module-cta {
    background-color: var(--color-dark);
    text-align: center;
    border: 4px solid var(--color-primary);
    box-shadow: 8px 8px 0px var(--color-primary);
    color: var(--color-white);
}

.module-cta h4 {
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-white);
}

.premium-sidebar-btn {
    display: block;
    width: 100%;
    padding: 10px;
    margin-top: 15px;
    background-color: var(--color-primary);
    color: var(--color-dark);
    border: 2px solid var(--color-dark);
    text-decoration: none;
    font-weight: 700;
    transition: background-color 0.3s;
}

.premium-sidebar-btn:hover {
    background-color: var(--color-white);
    border-color: var(--color-primary);
}

/* Pagination */
.pagination {
    text-align: center;
    margin: 40px 0;
}

.page-link {
    display: inline-block;
    padding: 10px 15px;
    margin: 0 5px;
    border: 2px solid var(--color-dark);
    background-color: var(--color-white);
    text-decoration: none;
    color: var(--color-dark);
    font-weight: 700;
    transition: background-color 0.2s, color 0.2s;
}

.page-link.active, .page-link:hover {
    background-color: var(--color-primary);
    color: var(--color-dark);
    border-color: var(--color-primary);
}

/* --- ACCOUNT PAGE STYLING --- */
.account-container {
    padding: 4rem 1rem;
    max-width: 450px;
    width: 95%;
    margin: auto;
    flex-grow: 1;
}

.form-card {
    background-color: var(--color-white);
    padding: 30px;
    border-radius: 0;
    border: 4px solid var(--color-dark);
    box-shadow: 10px 10px 0px var(--color-primary);
    transition: all 0.3s ease;
}

.form-card:hover {
    box-shadow: 12px 12px 0px var(--color-secondary);
}

.form-header h2 {
    font-size: 2rem;
    font-weight: 900;
    color: var(--color-dark);
    text-transform: uppercase;
    border-bottom: 2px solid var(--color-light-gray);
    padding-bottom: 10px;
    margin-bottom: 10px;
}

.form-header p {
    color: var(--color-secondary);
    margin-bottom: 20px;
}

/* Form Styling */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
    color: var(--color-dark);
}

.form-group input {
    width: 100%;
    padding: 10px;
    border: 2px solid var(--color-dark);
    background-color: var(--color-light-gray);
    outline: none;
    font-size: 1rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus {
    border-color: var(--color-primary);
    box-shadow: 2px 2px 0px var(--color-primary);
}

/* Toggle Link */
.toggle-btn {
    color: var(--color-primary);
    font-weight: 700;
    text-decoration: underline;
    transition: color 0.2s;
}

.toggle-btn:hover {
    color: var(--color-dark);
}

/* Action Button (Submit) */
.action-button {
    width: 100%;
    padding: 12px;
    margin-top: 1rem;
    background-color: var(--color-primary);
    color: var(--color-dark);
    font-weight: 800;
    border: 2px solid var(--color-dark);
    cursor: pointer;
    font-size: 1.1rem;
    transition: background-color 0.2s, transform 0.2s, box-shadow 0.2s;
}

.action-button:hover {
    background-color: var(--color-dark);
    color: var(--color-primary);
    transform: translate(-2px, -2px);
    box-shadow: 4px 4px 0px var(--color-secondary);
}

/* Divider */
.divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: 1.5rem 0;
    color: var(--color-text-light);
    font-size: 0.9rem;
}

.divider-line {
    flex-grow: 1;
    height: 1px;
    background-color: var(--color-light-gray);
    margin: 0 10px;
}

/* Social Login */
.social-login-container {
    display: flex;
    justify-content: space-between;
    gap: 10px;
}

.social-button {
    width: 32%;
    padding: 10px;
    background-color: var(--color-white);
    color: var(--color-dark);
    border: 2px solid var(--color-dark);
    font-size: 1.25rem;
    transition: transform 0.2s, border-color 0.2s;
}

.social-button:hover {
    background-color: var(--color-light-gray);
    transform: none;
    box-shadow: none;
    border-color: var(--color-primary);
}

/* Hidden Form Class */
.hidden-form {
    display: none;
}

/* --- Message Box Styling --- */
.message-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 10000;
}

.message-card {
    background-color: var(--color-white);
    padding: 30px;
    max-width: 400px;
    border: 4px solid var(--color-dark);
    box-shadow: 8px 8px 0px var(--color-dark);
    border-left: 8px solid var(--color-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.message-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.message-text {
    font-size: 1.1rem;
    color: var(--color-dark);
    margin-bottom: 1rem;
}

.message-card button {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    border: 2px solid var(--color-primary);
    cursor: pointer;
    width: auto;
    transition: background-color 0.2s;
}

.message-card button:hover {
    background-color: var(--color-primary);
    color: var(--color-dark);
    border-color: var(--color-dark);
}

/* --- PREMIUM PAGE STYLING --- */
.premium-page-content {
    max-width: 1400px;
    margin: 40px auto;
    text-align: center;
    padding: 0 var(--layout-padding-horizontal);
}

.premium-hero {
    margin-bottom: 50px;
}

.premium-title {
    font-size: 3rem;
    font-weight: 900;
    color: var(--color-dark);
    margin-bottom: 10px;
    border-bottom: 5px solid var(--color-primary);
    display: inline-block;
    padding-bottom: 5px;
}

.premium-subtitle {
    font-size: 1.2rem;
    color: var(--color-secondary);
}

.pricing-section {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.pricing-card {
    background: var(--color-white);
    border: 4px solid var(--color-dark);
    box-shadow: 8px 8px 0px var(--color-dark);
    padding: 30px;
    width: 30%;
    min-width: 300px;
    position: relative;
    transition: transform 0.3s, box-shadow 0.3s;
    text-align: left;
}

.pricing-card:hover {
    transform: translate(-4px, -4px);
    box-shadow: 12px 12px 0px var(--color-primary);
}

/* Recommended Card Styling */
.pricing-card.recommended {
    border-color: var(--color-primary);
    box-shadow: 8px 8px 0px var(--color-primary);
    transform: scale(1.05);
    z-index: 5;
}

.pricing-card.recommended:hover {
    box-shadow: 12px 12px 0px var(--color-dark);
}

.recommended-badge {
    position: absolute;
    top: -15px;
    right: -15px;
    background-color: var(--color-primary);
    color: var(--color-dark);
    padding: 5px 15px;
    font-weight: 800;
    font-size: 0.9rem;
    border: 3px solid var(--color-dark);
}

.card-header h2 {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--color-dark);
    margin-bottom: 10px;
}

.price-tag {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--color-primary);
    margin-bottom: 25px;
    border-bottom: 2px solid var(--color-light-gray);
    padding-bottom: 10px;
}

.features-list {
    list-style: none;
    margin-bottom: 30px;
    padding-left: 0;
}

.features-list li {
    padding: 10px 0;
    font-size: 1rem;
    border-bottom: 1px dashed var(--color-light-gray);
    display: flex;
    align-items: center;
    gap: 10px;
}

.features-list li:last-child {
    border-bottom: none;
}

.features-list li i {
    color: var(--color-secondary);
    font-size: 1.1rem;
}

.features-list li.faded-feature {
    color: #888;
}

.features-list li.faded-feature i {
    color: #888;
}

/* Subscription Button */
.cta-subscribe {
    width: 100%;
    padding: 15px;
    background-color: var(--color-dark);
    color: var(--color-primary);
    border: 3px solid var(--color-primary);
    font-size: 1.1rem;
    font-weight: 800;
    cursor: pointer;
    transition: background-color 0.3s, color 0.3s, transform 0.2s;
    text-transform: uppercase;
}

.pricing-card.recommended .cta-subscribe {
    background-color: var(--color-primary);
    color: var(--color-dark);
    border-color: var(--color-dark);
}

.cta-subscribe:hover {
    background-color: var(--color-primary);
    color: var(--color-dark);
    border-color: var(--color-dark);
    transform: translate(-2px, -2px);
}

.pricing-card.recommended .cta-subscribe:hover {
    background-color: var(--color-dark);
    color: var(--color-primary);
}

/* Payment Gateway Note Section */
.payment-gateway-note {
    background: var(--color-white);
    border: 2px solid var(--color-dark);
    box-shadow: 4px 4px 0px var(--color-secondary);
    padding: 20px;
    max-width: 700px;
    margin: 20px auto;
    text-align: center;
}

.payment-gateway-note p {
    font-size: 1rem;
    color: var(--color-dark);
    margin-bottom: 10px;
}

.payment-gateway-note i {
    color: var(--color-primary);
}

.security-badges {
    display: flex;
    justify-content: center;
    gap: 20px;
    font-size: 0.9rem;
    color: var(--color-dark);
    font-weight: 600;
}

.security-badges i {
    color: var(--color-secondary);
    margin-right: 5px;
}

/* --- CONTACT PAGE STYLING --- */
.contact-page-content {
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 var(--layout-padding-horizontal);
}

.contact-container {
    display: flex;
    gap: 3rem;
    margin-top: 40px;
}

/* Base style for the main blocks */
.contact-form-section,
.contact-info-map {
    background: var(--color-white);
    padding: 40px;
    border: 4px solid var(--color-dark);
    box-shadow: 8px 8px 0px var(--color-secondary);
    margin-bottom: 40px;
}

/* Form Section */
.contact-form-section {
    flex: 2;
}

.contact-info-map {
    flex: 1;
}

.contact-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-dark);
    text-transform: uppercase;
    border-bottom: 3px solid var(--color-primary);
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
}

/* Form Elements */
.contact-form-section .form-group {
    margin-bottom: 20px;
}

.contact-form-section .form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 700;
    color: var(--color-dark);
}

.contact-form-section .form-group input,
.contact-form-section .form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--color-dark);
    background-color: var(--color-background);
    font-family: inherit;
    font-size: 1rem;
    color: var(--color-dark);
    box-shadow: none;
    transition: box-shadow 0.1s;
}

.contact-form-section .form-group input:focus,
.contact-form-section .form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 2px 2px 0px var(--color-primary);
}

/* Submit Button */
.contact-form-section button[type="submit"] {
    display: block;
    background-color: var(--color-primary);
    color: var(--color-dark);
    padding: 15px 25px;
    border: 3px solid var(--color-dark);
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: 800;
    width: 100%;
    transition: transform 0.2s, box-shadow 0.2s;
    text-transform: uppercase;
}

.contact-form-section button[type="submit"]:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    transform: translate(-4px, -4px);
    box-shadow: 8px 8px 0px var(--color-secondary);
}

/* Contact Info Styling */
.contact-details p {
    line-height: 1.8;
    margin-bottom: 18px;
    font-size: 1.1rem;
    color: var(--color-dark);
    font-weight: 500;
}

.contact-details i {
    color: var(--color-secondary);
    margin-right: 10px;
    font-size: 1.25rem;
}

.contact-details a {
    color: var(--color-primary);
    text-decoration: underline;
    font-weight: 700;
}

/* Map Placeholder Styling */
.map-placeholder {
    height: 250px;
    background-color: var(--color-light-gray);
    margin-top: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed var(--color-dark);
    color: var(--color-dark);
    font-weight: 700;
    text-align: center;
    padding: 20px;
    font-size: 1.2rem;
}

/* Form Message Styling (Success Alert) */
#form-message {
    margin-top: 20px;
    padding: 15px;
    background-color: var(--color-secondary);
    color: var(--color-white);
    border: 3px solid var(--color-dark);
    box-shadow: 4px 4px 0px var(--color-primary);
    font-weight: 700;
    text-align: center;
    font-size: 1.1rem;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    display: none;
}

#form-message.show {
    display: block;
    opacity: 1;
}

/* --- SERVICES PAGE STYLING --- */
.services-page-content {
    max-width: 1200px;
    margin: 40px auto 60px;
    padding: 0 var(--layout-padding-horizontal);
    text-align: center;
}

/* --- Hero Section --- */
.services-hero {
    margin-bottom: 50px;
    padding: 40px 20px;
    background-color: var(--color-white);
    border: 4px solid var(--color-dark);
    box-shadow: 10px 10px 0px var(--color-primary);
}

.services-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    color: var(--color-dark);
    text-transform: uppercase;
    border-bottom: 3px solid var(--color-secondary);
    display: inline-block;
    padding-bottom: 0.5rem;
    margin-bottom: 1rem;
}

.services-subtitle {
    font-size: 1.15rem;
    color: var(--color-dark);
    max-width: 800px;
    margin: 0 auto;
}

/* --- Tabs Styling --- */
.pricing-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
}

.tab-button {
    background-color: var(--color-white);
    color: var(--color-dark);
    padding: 12px 25px;
    border: 3px solid var(--color-dark);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    transition: background-color 0.2s, box-shadow 0.2s;
    box-shadow: 3px 3px 0px var(--color-light-gray);
}

.tab-button:hover {
    background-color: var(--color-light-gray);
}

.tab-button.active {
    background-color: var(--color-secondary);
    color: var(--color-white);
    box-shadow: 5px 5px 0px var(--color-primary);
    transform: translate(-1px, -1px);
}

/* --- Content & Pricing Cards --- */
.service-content-container {
    padding: 40px 0;
}

.services-page-content .section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-dark);
    margin-bottom: 0.5rem;
}

.section-description {
    font-size: 1.1rem;
    color: var(--color-dark);
    margin-bottom: 40px;
}

.pricing-grid {
    display: flex;
    justify-content: center;
    gap: 30px;
    text-align: left;
}

.service-card {
    background: var(--color-white);
    padding: 30px;
    width: 350px;
    min-width: 300px;
    position: relative;
    border: 4px solid var(--color-dark);
    box-shadow: 8px 8px 0px var(--color-light-gray);
    transition: transform 0.2s, box-shadow 0.2s;
}

.service-card:hover {
    transform: translate(-4px, -4px);
    box-shadow: 12px 12px 0px var(--color-secondary);
}

.service-card.recommended {
    border-color: var(--color-primary);
    box-shadow: 8px 8px 0px var(--color-secondary);
}

.recommend-badge {
    position: absolute;
    top: -15px;
    right: -15px;
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 5px 15px;
    font-weight: 800;
    font-size: 0.9rem;
    text-transform: uppercase;
    border: 2px solid var(--color-dark);
    transform: rotate(3deg);
}

.card-header {
    border-bottom: 2px solid var(--color-dark);
    padding-bottom: 15px;
    margin-bottom: 20px;
}

.card-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-secondary);
    text-transform: uppercase;
}

.services-page-content .price-tag {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--color-primary);
    line-height: 1.2;
}

.services-page-content .features-list {
    list-style: none;
    margin-bottom: 30px;
    padding-left: 0;
}

.services-page-content .features-list li {
    padding: 10px 0;
    border-bottom: 1px dashed var(--color-light-gray);
    font-size: 1.05rem;
    font-weight: 500;
}

.services-page-content .features-list li i {
    color: var(--color-secondary);
    margin-right: 10px;
    font-size: 1.1rem;
}

.services-page-content .features-list li.faded-feature {
    color: #888;
    text-decoration: line-through;
}

.services-page-content .features-list li.faded-feature i {
    color: #ccc;
}

/* --- CTA Buttons --- */
.services-page-content .cta-button {
    display: block;
    width: 100%;
    padding: 15px;
    border: 3px solid var(--color-dark);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 800;
    cursor: pointer;
    text-transform: uppercase;
    transition: transform 0.2s, box-shadow 0.2s;
    color: var(--color-dark);
}

.services-page-content .cta-button:hover {
    transform: translate(-3px, -3px);
    box-shadow: 6px 6px 0px var(--color-secondary);
}

.cta-start {
    background-color: var(--color-background);
}

.cta-premium {
    background-color: var(--color-primary);
}

.cta-premium:hover {
    box-shadow: 6px 6px 0px var(--color-dark);
}

/* --- Writer Section --- */
.writer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 50px;
}

.writer-feature-box {
    background: var(--color-white);
    padding: 30px;
    border: 3px solid var(--color-dark);
    box-shadow: 6px 6px 0px var(--color-light-gray);
    transition: box-shadow 0.2s;
}

.writer-feature-box:hover {
    box-shadow: 8px 8px 0px var(--color-primary);
}

.writer-feature-box i {
    font-size: 3rem;
    color: var(--color-primary);
    margin-bottom: 15px;
    display: block;
}

.writer-feature-box h4 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--color-dark);
}

.feature-link {
    display: inline-block;
    margin-top: 15px;
    color: var(--color-secondary);
    font-weight: 700;
    text-decoration: none;
    border-bottom: 2px dashed var(--color-secondary);
}

.cta-writer {
    background-color: var(--color-secondary);
    color: var(--color-white);
    padding: 40px;
    border: 4px solid var(--color-dark);
    box-shadow: 8px 8px 0px var(--color-primary);
    margin-bottom: 60px;
}

.cta-writer h3 {
    font-size: 2rem;
    margin-bottom: 15px;
    color: var(--color-white);
    text-transform: uppercase;
}

.cta-writer-btn {
    max-width: 400px;
    margin: 20px auto 0;
    background-color: var(--color-white);
    color: var(--color-dark);
}

.cta-writer-btn:hover {
    box-shadow: 6px 6px 0px var(--color-primary);
    background-color: var(--color-light-gray);
}

/* --- Publisher Section --- */
.publisher-contact-box {
    display: flex;
    align-items: center;
    gap: 40px;
    background-color: var(--color-white);
    padding: 40px;
    border: 4px solid var(--color-dark);
    box-shadow: 12px 12px 0px var(--color-secondary);
    text-align: left;
}

.publisher-contact-box i {
    font-size: 5rem;
    color: var(--color-primary);
    flex-shrink: 0;
}

.publisher-contact-box h4 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 10px;
    color: var(--color-dark);
}

.contact-note {
    font-style: italic;
    margin-top: 10px;
    font-size: 0.95rem;
    color: #666;
}

.cta-publisher {
    max-width: 300px;
    background-color: var(--color-primary);
    color: var(--color-dark);
    flex-shrink: 0;
}

/* --- Utility Classes --- */
.hidden {
    display: none;
}

.hidden-form {
    display: none;
}

.image-placeholder-error {
    border: 2px dashed #FF5A5F !important;
}

/* ============================================================================
   RESPONSIVENESS (Media Queries)
   ============================================================================ */

/* --- Desktop Screens (Min 1025px) --- */
@media (min-width: 1025px) {
    .main-nav {
        display: flex;
    }
    
    .category-nav {
        margin-right: auto;
        margin-left: 2rem;
    }
    
    .search-bar {
        flex-grow: 0;
    }
}

/* --- Tablet and Smaller Desktops (Max 1024px) --- */
@media (max-width: 1024px) {
    :root {
        --layout-padding-horizontal: 2.5%;
    }

    .main-header {
        flex-wrap: wrap;
        padding: 1rem var(--layout-padding-horizontal);
    }

    .main-nav {
        display: none;
    }

    .category-nav {
        margin-left: 1rem;
        order: 2;
    }
    
    .utility-section {
        margin-left: auto;
        order: 3;
    }

    .search-bar {
        flex-basis: 100%;
        margin-top: 1rem;
        order: 4;
        max-width: 100%;
        min-width: 100%;
    }
    
    .slider-container {
        height: 350px;
    }

    .premium-grid,
    .book-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }

    .featured-article {
        flex-direction: column;
    }
    
    .featured-image,
    .featured-content {
        width: 100%;
        height: auto;
    }
    
    .featured-image {
        border-right: none;
        border-bottom: 2px solid var(--color-dark);
    }

    .blog-post-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .mission-vision-grid {
        flex-direction: column;
    }

    .pricing-section {
        flex-direction: column;
        align-items: center;
    }
    
    .pricing-card {
        width: 80%;
        margin-bottom: 20px;
        min-width: unset;
    }
    
    .pricing-card.recommended {
        transform: scale(1.0);
    }
    
    .pricing-card.recommended:hover {
        transform: translate(-4px, -4px);
    }

    .book-info-section {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }
    
    .book-cover-container {
        width: 250px;
    }
    
    .detail-actions {
        flex-direction: column;
    }
}

/* --- Mobile Devices (Max 768px) --- */
@media (max-width: 768px) {
    :root {
        --layout-padding-horizontal: 1.5rem;
    }
    
    .blog-layout {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .blog-sidebar {
        order: 2;
        padding-left: 0;
        border-left: none;
        border-top: 3px solid var(--color-light-gray);
        padding-top: 1.5rem;
    }
    
    .blog-articles-container {
        order: 1;
    }
    
    .premium-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .book-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .blog-post-grid {
        grid-template-columns: 1fr;
    }

    .values-grid {
        flex-direction: column;
    }
    
    .value-item {
        flex: 1 1 100%;
    }

    .contact-container {
        flex-direction: column;
        gap: 20px;
    }
    
    .contact-form-section,
    .contact-info-map {
        box-shadow: 5px 5px 0px var(--color-secondary);
    }

    .pricing-grid {
        flex-direction: column;
        align-items: center;
    }
    
    .service-card {
        width: 100%;
        max-width: 450px;
    }
    
    .writer-grid {
        grid-template-columns: 1fr;
    }
    
    .publisher-contact-box {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }
    
    .publisher-contact-box i {
        margin-bottom: 10px;
    }
    
    .cta-publisher {
        max-width: 100%;
    }

    .book-info-section {
        padding: 1.5rem;
        box-shadow: 5px 5px 0px var(--color-secondary);
    }
    
    .book-cover-container {
        width: 180px;
    }
    
    .detail-stats {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
        padding: 15px;
    }
    
    .stat-item {
        text-align: left;
    }
}

/* --- Small Phones (Max 480px) --- */
@media (max-width: 480px) {
    :root {
        --layout-padding-horizontal: 1rem;
    }

    .main-header {
        padding: 0.6rem var(--layout-padding-horizontal);
        justify-content: space-between;
    }
    
    .logo {
        font-size: 1.2rem;
        order: 1;
    }
    
    .logo i {
        font-size: 1.5rem;
    }

    .category-nav {
        order: 2;
        margin-left: 0.5rem;
    }
    
    .category-toggle {
        padding: 0.4rem 0.8rem;
        font-size: 0.9rem;
    }
    
    .category-toggle .bi-grid-fill,
    .dropdown-icon {
        display: none;
    }

    .utility-section {
        order: 3;
        gap: 0.5rem;
        margin-left: auto;
    }

    .premium-button {
        padding: 0.5rem 0.8rem;
        font-size: 0.9rem;
    }
    
    .premium-button span {
        display: none;
    }
    
    .premium-button i {
        margin: 0;
        font-size: 1.2rem;
    }

    .user-menu {
        padding: 0.2rem;
    }
    
    .user-text {
        display: none;
    }

    .search-bar {
        order: 4;
        padding: 0.3rem 0.8rem;
    }

    .premium-grid,
    .book-grid,
    .blog-post-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .book-title {
        font-size: 1.15rem;
    }

    .slider-container {
        height: 250px;
    }
    
    .banner-content {
        padding: 1rem;
        max-width: 90%;
    }
    
    .banner-content h2 {
        font-size: 1.3rem;
        margin-bottom: 0.3rem;
    }
    
    .banner-content p {
        font-size: 0.9rem;
        margin-bottom: 1rem;
    }
    
    .banner-cta {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
    
    .blog-hero h1 {
        font-size: 2rem;
    }
    
    .featured-content h2 {
        font-size: 1.5rem;
    }
    
    .blog-page-content {
        padding: 0 var(--layout-padding-horizontal);
    }
    
    .premium-section,
    .community-section,
    .content-wrapper {
        padding-left: var(--layout-padding-horizontal);
        padding-right: var(--layout-padding-horizontal);
    }

    .premium-title {
        font-size: 2rem;
    }
    
    .pricing-card {
        width: 95%;
    }

    .book-content-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .detail-cover-area {
        max-width: 250px;
        margin: 0 auto;
    }
    
    .detail-title {
        text-align: center;
    }

    .detail-author {
        text-align: center;
    }

    .book-category-tag {
        align-self: center !important;
        margin: 0 auto 1.5rem auto;
    }

    .detail-info-block {
        grid-template-columns: 1fr;
        gap: 1rem;
        padding: 1.5rem;
    }
    
    .summary-heading {
        text-align: center;
    }
    
    .book-metadata .premium-button {
        max-width: 100% !important;
    }
}