/* ============================================
   BookVoyage - Reading is a Journey
   General Online Library - CSS Stylesheet
   ============================================ */

/* === RESET & BASE === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* === TOP BAR === */
.top-bar {
    background: #1a1a2e;
    color: #ccc;
    font-size: 13px;
    padding: 6px 0;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-left {
    display: flex;
    gap: 20px;
    align-items: center;
}

.top-bar-left span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.top-bar-right {
    display: flex;
    gap: 15px;
    align-items: center;
}

.top-bar-right a {
    color: #ccc;
    transition: color 0.3s;
}

.top-bar-right a:hover {
    color: #e94560;
}

.social-links {
    display: flex;
    gap: 10px;
}

.social-links a {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    transition: all 0.3s;
}

.social-links a:hover {
    background: #e94560;
    color: #fff;
}

/* === HEADER / NAVBAR === */
.header {
    background: #16213e;
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 15px rgba(0,0,0,0.3);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 0;
    padding-bottom: 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
}

.logo-icon {
    font-size: 36px;
    color: #e94560;
}

.logo h1 {
    font-size: 24px;
    color: #fff;
    font-weight: 700;
    letter-spacing: 1px;
}

.logo h1 span {
    color: #e94560;
}

.logo p {
    font-size: 11px;
    color: #aaa;
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* Navigation */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 0;
}

.nav-menu li {
    position: relative;
}

.nav-menu li a {
    display: block;
    padding: 20px 18px;
    color: #ccc;
    font-size: 14px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s;
    border-bottom: 3px solid transparent;
}

.nav-menu li a:hover,
.nav-menu li a.active {
    color: #fff;
    background: rgba(233, 69, 96, 0.1);
    border-bottom-color: #e94560;
}

/* Dropdown */
.nav-menu li .dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background: #1a1a2e;
    min-width: 220px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s;
    z-index: 1001;
    border-top: 3px solid #e94560;
}

.nav-menu li:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown li a {
    padding: 12px 20px;
    font-size: 13px;
    text-transform: none;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    border-left: 3px solid transparent;
}

.dropdown li a:hover {
    border-left-color: #e94560;
    padding-left: 25px;
    background: rgba(233, 69, 96, 0.1);
}

/* Auth buttons in nav */
.nav-auth {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: 15px;
}

.btn {
    display: inline-block;
    padding: 10px 24px;
    border-radius: 5px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    border: none;
    text-align: center;
}

.btn-outline {
    border: 2px solid #e94560;
    color: #e94560;
    background: transparent;
}

.btn-outline:hover {
    background: #e94560;
    color: #fff;
}

.btn-primary {
    background: #e94560;
    color: #fff;
    border: 2px solid #e94560;
}

.btn-primary:hover {
    background: #c0392b;
    border-color: #c0392b;
}

.btn-secondary {
    background: #16213e;
    color: #fff;
    border: 2px solid #16213e;
}

.btn-secondary:hover {
    background: #1a1a2e;
    border-color: #e94560;
}

.btn-large {
    padding: 14px 36px;
    font-size: 16px;
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 10px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #fff;
    border-radius: 2px;
    transition: 0.3s;
}

/* === HERO SECTION === */
.hero {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    color: #fff;
    padding: 80px 0 100px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(233,69,96,0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(15,52,96,0.3) 0%, transparent 70%);
    border-radius: 50%;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
    position: relative;
    z-index: 1;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-content .subtitle {
    display: inline-block;
    background: rgba(233, 69, 96, 0.2);
    color: #e94560;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.hero-content h2 {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-content h2 span {
    color: #e94560;
}

.hero-content p {
    font-size: 18px;
    color: #b0b0b0;
    margin-bottom: 30px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 40px;
}

.hero-stats .stat {
    text-align: center;
}

.hero-stats .stat h3 {
    font-size: 32px;
    color: #e94560;
    font-weight: 800;
}

.hero-stats .stat p {
    font-size: 13px;
    color: #aaa;
    margin-bottom: 0;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-book-display {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    transform: perspective(1000px) rotateY(-5deg);
}

.hero-book-card {
    width: 130px;
    height: 190px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.4);
    transition: transform 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: #fff;
}

.hero-book-card:nth-child(1) { background: linear-gradient(135deg, #e94560, #c0392b); }
.hero-book-card:nth-child(2) { background: linear-gradient(135deg, #0f3460, #16213e); transform: translateY(-20px); }
.hero-book-card:nth-child(3) { background: linear-gradient(135deg, #e94560, #ff6b6b); }
.hero-book-card:nth-child(4) { background: linear-gradient(135deg, #16213e, #1a1a2e); transform: translateY(-10px); }
.hero-book-card:nth-child(5) { background: linear-gradient(135deg, #533483, #0f3460); transform: translateY(-30px); }
.hero-book-card:nth-child(6) { background: linear-gradient(135deg, #c0392b, #e94560); transform: translateY(-10px); }

.hero-book-card:hover {
    transform: scale(1.05) translateY(-5px);
}

/* === SEARCH BAR === */
.search-section {
    margin-top: -35px;
    position: relative;
    z-index: 10;
    margin-bottom: 40px;
}

.search-bar {
    background: #fff;
    border-radius: 12px;
    padding: 8px;
    display: flex;
    box-shadow: 0 10px 40px rgba(0,0,0,0.12);
    max-width: 800px;
    margin: 0 auto;
}

.search-bar select {
    padding: 14px 20px;
    border: none;
    background: #f0f0f0;
    border-radius: 8px;
    font-size: 14px;
    color: #333;
    cursor: pointer;
    min-width: 160px;
}

.search-bar input {
    flex: 1;
    padding: 14px 20px;
    border: none;
    font-size: 15px;
    outline: none;
}

.search-bar button {
    padding: 14px 30px;
    background: #e94560;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    cursor: pointer;
    transition: background 0.3s;
    font-weight: 600;
}

.search-bar button:hover {
    background: #c0392b;
}

/* === FEATURES SECTION === */
.features {
    padding: 80px 0;
    background: #fff;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 36px;
    color: #16213e;
    margin-bottom: 10px;
    font-weight: 800;
}

.section-header p {
    font-size: 16px;
    color: #777;
    max-width: 600px;
    margin: 0 auto;
}

.section-header .line {
    width: 60px;
    height: 4px;
    background: #e94560;
    margin: 15px auto 0;
    border-radius: 2px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.feature-card {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 35px 25px;
    text-align: center;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
    border-color: #e94560;
    background: #fff;
}

.feature-card .icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: linear-gradient(135deg, #e94560, #c0392b);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 28px;
    color: #fff;
}

.feature-card h3 {
    font-size: 18px;
    color: #16213e;
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 14px;
    color: #777;
    line-height: 1.6;
}

.feature-card ul {
    text-align: left;
    margin-top: 10px;
}

.feature-card ul li {
    padding: 4px 0;
    font-size: 13px;
    color: #555;
    display: flex;
    align-items: center;
    gap: 8px;
}

.feature-card ul li::before {
    content: '✓';
    color: #e94560;
    font-weight: bold;
}

/* === CATEGORIES SECTION === */
.categories {
    padding: 80px 0;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: #fff;
}

.categories .section-header h2 {
    color: #fff;
}

.categories .section-header p {
    color: #aaa;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
}

.category-card {
    background: rgba(255,255,255,0.05);
    border-radius: 12px;
    padding: 30px 15px;
    text-align: center;
    transition: all 0.3s;
    border: 1px solid rgba(255,255,255,0.1);
    cursor: pointer;
}

.category-card:hover {
    background: rgba(233, 69, 96, 0.15);
    border-color: #e94560;
    transform: translateY(-5px);
}

.category-card .cat-icon {
    font-size: 36px;
    margin-bottom: 12px;
}

.category-card h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 5px;
}

.category-card span {
    font-size: 12px;
    color: #aaa;
}

/* === POPULAR BOOKS === */
.popular-books {
    padding: 80px 0;
    background: #fff;
}

.books-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.book-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s;
    box-shadow: 0 3px 15px rgba(0,0,0,0.08);
    border: 1px solid #eee;
}

.book-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.book-cover {
    height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
    position: relative;
    overflow: hidden;
}

.book-cover .badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: #e94560;
    color: #fff;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
}

.book-cover .rating {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(0,0,0,0.7);
    color: #ffd700;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
}

.book-info {
    padding: 20px;
}

.book-info .book-category {
    display: inline-block;
    background: rgba(233, 69, 96, 0.1);
    color: #e94560;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    margin-bottom: 8px;
}

.book-info h3 {
    font-size: 16px;
    color: #16213e;
    margin-bottom: 5px;
    font-weight: 700;
}

.book-info .author {
    font-size: 13px;
    color: #888;
    margin-bottom: 10px;
}

.book-info .book-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 12px;
    border-top: 1px solid #eee;
}

.book-info .book-meta span {
    font-size: 12px;
    color: #aaa;
    display: flex;
    align-items: center;
    gap: 4px;
}

.book-actions {
    display: flex;
    gap: 8px;
    padding: 0 20px 20px;
}

.book-actions .btn {
    flex: 1;
    padding: 8px 12px;
    font-size: 12px;
}

/* === NEW ARRIVALS === */
.new-arrivals {
    padding: 80px 0;
    background: #f8f9fa;
}

.arrivals-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.arrival-item {
    display: flex;
    gap: 20px;
    background: #fff;
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.arrival-item:hover {
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    transform: translateX(5px);
}

.arrival-cover {
    width: 100px;
    height: 140px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    flex-shrink: 0;
}

.arrival-info {
    flex: 1;
}

.arrival-info .date {
    font-size: 12px;
    color: #e94560;
    font-weight: 600;
    margin-bottom: 5px;
}

.arrival-info h3 {
    font-size: 16px;
    color: #16213e;
    margin-bottom: 4px;
}

.arrival-info .author {
    font-size: 13px;
    color: #888;
    margin-bottom: 8px;
}

.arrival-info p {
    font-size: 13px;
    color: #666;
    line-height: 1.5;
}

/* === STATS BANNER === */
.stats-banner {
    background: linear-gradient(135deg, #e94560, #c0392b);
    color: #fff;
    padding: 60px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}

.stats-grid .stat-item h3 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 8px;
}

.stats-grid .stat-item p {
    font-size: 14px;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* === TESTIMONIALS === */
.testimonials {
    padding: 80px 0;
    background: #fff;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 30px;
    position: relative;
    transition: all 0.3s;
}

.testimonial-card:hover {
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.testimonial-card .quote-icon {
    font-size: 40px;
    color: #e94560;
    opacity: 0.3;
    position: absolute;
    top: 15px;
    right: 20px;
}

.testimonial-card p {
    font-size: 14px;
    color: #555;
    line-height: 1.8;
    font-style: italic;
    margin-bottom: 20px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.testimonial-author .avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: linear-gradient(135deg, #e94560, #c0392b);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 16px;
}

.testimonial-author .info h4 {
    font-size: 14px;
    color: #16213e;
}

.testimonial-author .info span {
    font-size: 12px;
    color: #aaa;
}

/* === NEWSLETTER === */
.newsletter {
    padding: 60px 0;
    background: linear-gradient(135deg, #16213e, #1a1a2e);
    color: #fff;
}

.newsletter .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.newsletter-content h2 {
    font-size: 28px;
    margin-bottom: 8px;
}

.newsletter-content p {
    color: #aaa;
    font-size: 14px;
}

.newsletter-form {
    display: flex;
    gap: 10px;
    min-width: 450px;
}

.newsletter-form input {
    flex: 1;
    padding: 14px 20px;
    border: 2px solid rgba(255,255,255,0.2);
    background: rgba(255,255,255,0.05);
    border-radius: 8px;
    color: #fff;
    font-size: 14px;
    outline: none;
    transition: border-color 0.3s;
}

.newsletter-form input::placeholder {
    color: #888;
}

.newsletter-form input:focus {
    border-color: #e94560;
}

.newsletter-form button {
    padding: 14px 30px;
    background: #e94560;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s;
    white-space: nowrap;
}

.newsletter-form button:hover {
    background: #c0392b;
}

/* === FOOTER === */
.footer {
    background: #0d0d1a;
    color: #ccc;
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-about .footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.footer-about .footer-logo .logo-icon {
    font-size: 28px;
    color: #e94560;
}

.footer-about .footer-logo h3 {
    font-size: 20px;
    color: #fff;
}

.footer-about .footer-logo h3 span {
    color: #e94560;
}

.footer-about p {
    font-size: 14px;
    line-height: 1.8;
    color: #888;
    margin-bottom: 15px;
}

.footer-social {
    display: flex;
    gap: 10px;
}

.footer-social a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ccc;
    transition: all 0.3s;
}

.footer-social a:hover {
    background: #e94560;
    color: #fff;
}

.footer-links h4 {
    color: #fff;
    font-size: 16px;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-links h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 3px;
    background: #e94560;
    border-radius: 2px;
}

.footer-links ul li {
    margin-bottom: 10px;
}

.footer-links ul li a {
    color: #888;
    font-size: 14px;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 5px;
}

.footer-links ul li a:hover {
    color: #e94560;
    padding-left: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.05);
    padding: 20px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 13px;
    color: #666;
}

/* === PAGE BANNER === */
.page-banner {
    background: linear-gradient(135deg, #1a1a2e, #16213e, #0f3460);
    color: #fff;
    padding: 60px 0;
    text-align: center;
}

.page-banner h2 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 10px;
}

.page-banner .breadcrumb {
    display: flex;
    justify-content: center;
    gap: 10px;
    font-size: 14px;
    color: #aaa;
}

.page-banner .breadcrumb a {
    color: #e94560;
}

/* === CATALOG PAGE === */
.catalog-section {
    padding: 60px 0;
}

.catalog-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 30px;
}

/* Sidebar */
.catalog-sidebar {
    background: #fff;
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    height: fit-content;
    position: sticky;
    top: 90px;
}

.sidebar-section {
    margin-bottom: 25px;
    padding-bottom: 25px;
    border-bottom: 1px solid #eee;
}

.sidebar-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.sidebar-section h3 {
    font-size: 16px;
    color: #16213e;
    margin-bottom: 15px;
    font-weight: 700;
}

.sidebar-section ul li {
    margin-bottom: 8px;
}

.sidebar-section ul li a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 14px;
    color: #555;
    transition: all 0.3s;
}

.sidebar-section ul li a:hover,
.sidebar-section ul li a.active {
    background: rgba(233, 69, 96, 0.1);
    color: #e94560;
}

.sidebar-section ul li a .count {
    background: #eee;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 12px;
    color: #888;
}

.filter-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 0;
    font-size: 14px;
    color: #555;
    cursor: pointer;
}

.filter-group input[type="checkbox"] {
    accent-color: #e94560;
}

.price-range {
    display: flex;
    gap: 10px;
    align-items: center;
}

.price-range input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 13px;
}

/* Catalog Main */
.catalog-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding: 15px 20px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.catalog-toolbar .results-count {
    font-size: 14px;
    color: #666;
}

.catalog-toolbar .sort-options {
    display: flex;
    align-items: center;
    gap: 10px;
}

.catalog-toolbar select {
    padding: 8px 15px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
}

.catalog-toolbar .view-toggle {
    display: flex;
    gap: 5px;
}

.catalog-toolbar .view-toggle button {
    padding: 8px 12px;
    border: 1px solid #ddd;
    background: #fff;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s;
}

.catalog-toolbar .view-toggle button.active,
.catalog-toolbar .view-toggle button:hover {
    background: #e94560;
    color: #fff;
    border-color: #e94560;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
}

.pagination a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: #fff;
    color: #333;
    font-size: 14px;
    transition: all 0.3s;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.pagination a:hover,
.pagination a.active {
    background: #e94560;
    color: #fff;
}

/* === BOOK DETAIL PAGE === */
.book-detail {
    padding: 60px 0;
}

.book-detail-layout {
    display: grid;
    grid-template-columns: 350px 1fr;
    gap: 50px;
    background: #fff;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
}

.book-detail-cover {
    height: 450px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 100px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.book-detail-info h1 {
    font-size: 32px;
    color: #16213e;
    margin-bottom: 10px;
}

.book-detail-info .detail-author {
    font-size: 16px;
    color: #888;
    margin-bottom: 15px;
}

.book-detail-info .detail-rating {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.book-detail-info .detail-rating .stars {
    color: #ffc107;
    font-size: 18px;
}

.book-detail-info .detail-rating span {
    font-size: 14px;
    color: #888;
}

.book-detail-meta {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 25px;
}

.book-detail-meta .meta-item {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    text-align: center;
}

.book-detail-meta .meta-item span {
    display: block;
    font-size: 12px;
    color: #888;
    margin-bottom: 5px;
}

.book-detail-meta .meta-item strong {
    font-size: 14px;
    color: #16213e;
}

.book-description {
    margin-bottom: 25px;
}

.book-description h3 {
    font-size: 18px;
    color: #16213e;
    margin-bottom: 10px;
}

.book-description p {
    font-size: 15px;
    color: #666;
    line-height: 1.8;
}

.book-detail-actions {
    display: flex;
    gap: 12px;
    margin-top: 25px;
}

/* === CATEGORIES PAGE === */
.categories-page {
    padding: 60px 0;
}

.categories-full-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.category-full-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s;
    box-shadow: 0 3px 15px rgba(0,0,0,0.06);
}

.category-full-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.12);
}

.category-header {
    padding: 30px;
    text-align: center;
    color: #fff;
}

.category-header .cat-icon {
    font-size: 42px;
    margin-bottom: 10px;
}

.category-header h3 {
    font-size: 18px;
    font-weight: 700;
}

.category-body {
    padding: 20px;
}

.category-body p {
    font-size: 13px;
    color: #777;
    margin-bottom: 12px;
    line-height: 1.6;
}

.category-body .cat-stats {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: #aaa;
    padding-top: 12px;
    border-top: 1px solid #eee;
}

/* === ABOUT PAGE === */
.about-section {
    padding: 60px 0;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    margin-bottom: 60px;
}

.about-text h2 {
    font-size: 30px;
    color: #16213e;
    margin-bottom: 15px;
}

.about-text p {
    font-size: 15px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 15px;
}

.about-image {
    height: 400px;
    background: linear-gradient(135deg, #e94560, #16213e);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 100px;
    color: rgba(255,255,255,0.3);
}

.team-section {
    text-align: center;
    padding-top: 40px;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.team-card {
    text-align: center;
    padding: 30px 20px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.06);
    transition: all 0.3s;
}

.team-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.12);
}

.team-card .team-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, #e94560, #c0392b);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    font-size: 30px;
    color: #fff;
}

.team-card h4 {
    font-size: 16px;
    color: #16213e;
    margin-bottom: 5px;
}

.team-card span {
    font-size: 13px;
    color: #e94560;
}

/* === CONTACT PAGE === */
.contact-section {
    padding: 60px 0;
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-form {
    background: #fff;
    border-radius: 12px;
    padding: 35px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.06);
}

.contact-form h3 {
    font-size: 22px;
    color: #16213e;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 14px;
    color: #333;
    margin-bottom: 6px;
    font-weight: 600;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #eee;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #e94560;
}

.form-group textarea {
    height: 120px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.contact-info-cards {
    display: grid;
    grid-template-rows: repeat(4, auto);
    gap: 20px;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 20px;
    background: #fff;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.06);
    transition: all 0.3s;
}

.contact-card:hover {
    transform: translateX(5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.contact-card .card-icon {
    width: 55px;
    height: 55px;
    border-radius: 12px;
    background: linear-gradient(135deg, #e94560, #c0392b);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: #fff;
    flex-shrink: 0;
}

.contact-card h4 {
    font-size: 15px;
    color: #16213e;
    margin-bottom: 4px;
}

.contact-card p {
    font-size: 14px;
    color: #888;
}

/* === AUTH PAGES === */
.auth-section {
    padding: 60px 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 300px);
}

.auth-card {
    background: #fff;
    border-radius: 16px;
    padding: 40px;
    width: 100%;
    max-width: 480px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
}

.auth-card h2 {
    font-size: 28px;
    color: #16213e;
    text-align: center;
    margin-bottom: 8px;
}

.auth-card .auth-subtitle {
    text-align: center;
    color: #888;
    font-size: 14px;
    margin-bottom: 30px;
}

.auth-card .divider {
    display: flex;
    align-items: center;
    gap: 15px;
    margin: 25px 0;
    color: #aaa;
    font-size: 13px;
}

.auth-card .divider::before,
.auth-card .divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: #eee;
}

.auth-footer {
    text-align: center;
    margin-top: 20px;
    font-size: 14px;
    color: #888;
}

.auth-footer a {
    color: #e94560;
    font-weight: 600;
}

.btn-full {
    width: 100%;
}

.social-login {
    display: flex;
    gap: 10px;
}

.social-login .btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* === RESPONSIVE === */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .books-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .hero .container {
        flex-direction: column;
        text-align: center;
    }
    .hero-buttons {
        justify-content: center;
    }
    .hero-stats {
        justify-content: center;
    }
    .catalog-layout {
        grid-template-columns: 1fr;
    }
    .catalog-sidebar {
        position: static;
    }
    .categories-full-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .top-bar {
        display: none;
    }
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #16213e;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 25px rgba(0,0,0,0.3);
    }
    .nav-menu.active {
        display: flex;
    }
    .nav-menu li a {
        padding: 12px 0;
    }
    .nav-auth {
        margin-left: 0;
        margin-top: 15px;
        flex-direction: column;
    }
    .hamburger {
        display: flex;
    }
    .hero-content h2 {
        font-size: 32px;
    }
    .hero-book-display {
        display: none;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .books-grid {
        grid-template-columns: 1fr;
    }
    .arrivals-list {
        grid-template-columns: 1fr;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    .newsletter .container {
        flex-direction: column;
        text-align: center;
    }
    .newsletter-form {
        min-width: auto;
        flex-direction: column;
    }
    .about-content {
        grid-template-columns: 1fr;
    }
    .contact-layout {
        grid-template-columns: 1fr;
    }
    .book-detail-layout {
        grid-template-columns: 1fr;
    }
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .categories-full-grid {
        grid-template-columns: 1fr;
    }
    .search-bar {
        flex-direction: column;
    }
    .search-bar select {
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .hero-content h2 {
        font-size: 26px;
    }
    .hero-stats {
        flex-direction: column;
        gap: 15px;
    }
    .book-detail-meta {
        grid-template-columns: 1fr;
    }
    .form-row {
        grid-template-columns: 1fr;
    }
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .team-grid {
        grid-template-columns: 1fr;
    }
}

/* === JAVA PAGE === */
.java-filter-section {
    padding: 30px 0 0;
    background: #f8f9fa;
}

.java-filter-tabs {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
}

.java-tab {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: 2px solid #e0e0e0;
    background: #fff;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    color: #555;
    cursor: pointer;
    transition: all 0.3s;
}

.java-tab:hover {
    border-color: #f89820;
    color: #f89820;
    background: rgba(248, 152, 32, 0.05);
}

.java-tab.active {
    background: linear-gradient(135deg, #f89820, #e76f00);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(248, 152, 32, 0.4);
}

.java-tab .tab-count {
    background: rgba(0,0,0,0.1);
    padding: 2px 8px;
    border-radius: 20px;
    font-size: 11px;
}

.java-tab.active .tab-count {
    background: rgba(255,255,255,0.3);
}

.java-category-header {
    display: flex;
    align-items: center;
    gap: 18px;
    margin: 40px 0 20px;
    padding: 20px 25px;
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

.java-cat-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #fff;
    flex-shrink: 0;
}

.java-category-header h3 {
    font-size: 20px;
    color: #16213e;
    margin-bottom: 4px;
}

.java-category-header p {
    font-size: 13px;
    color: #888;
}

.java-books-grid {
    grid-template-columns: repeat(4, 1fr) !important;
    margin-bottom: 10px;
}

@media (max-width: 992px) {
    .java-books-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }
    .java-filter-tabs {
        gap: 8px;
    }
    .java-tab {
        padding: 10px 18px;
        font-size: 13px;
    }
}

@media (max-width: 768px) {
    .java-books-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
    .java-category-header {
        padding: 15px 18px;
    }
    .java-category-header h3 {
        font-size: 17px;
    }
}

@media (max-width: 480px) {
    .java-books-grid {
        grid-template-columns: 1fr !important;
    }
    .java-filter-tabs {
        flex-direction: column;
        align-items: stretch;
    }
    .java-tab {
        justify-content: center;
    }
}