/* Global Styles */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
    --primary-color: #0056b3;
    --secondary-color: #004494;
    --accent-color: #ff9800;
    --text-color: #333;
    --light-text: #666;
    --bg-color: #fff;
    --light-bg: #f5f5f5;
    --border-color: #ddd;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--bg-color);
}

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

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

a:hover {
    color: var(--accent-color);
}

ul {
    list-style: none;
}

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

button {
    cursor: pointer;
    transition: var(--transition);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 40px;
    color: var(--primary-color);
    position: relative;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--accent-color);
}

section {
    padding: 80px 0;
}

section:nth-child(even) {
    background-color: var(--light-bg);
}

/* Header Styles */
header {
    background-color: var(--bg-color);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 5%;
}

.logo-container {
    display: flex;
    align-items: center;
}

.logo {
    width: 60px;
    height: 60px;
    margin-right: 15px;
}

.college-name h1 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin: 0;
}

.college-name h2 {
    font-size: 1rem;
    color: var(--light-text);
    font-weight: 500;
    margin: 0;
}

nav {
    display: flex;
    align-items: center;
}

.nav-links {
    display: flex;
    align-items: center;
}

.nav-links li {
    margin: 0 15px;
}

.nav-links a {
    color: var(--text-color);
    font-weight: 500;
    padding: 8px 0;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.login-btn {
    background-color: var(--primary-color);
    color: white !important;
    padding: 8px 20px !important;
    border-radius: 4px;
    margin-left: 15px;
}

.login-btn:hover {
    background-color: var(--secondary-color);
}

.hamburger {
    display: none;
    cursor: pointer;
}

.hamburger .line {
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    margin: 5px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url(./assets/front.jpg);
    background-size: cover;
    background-position: center;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding: 0 20px;
}

.hero-content {
    max-width: 800px;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.search-container {
    display: flex;
    max-width: 600px;
    margin: 0 auto;
}

.search-container input {
    flex: 1;
    padding: 15px;
    border: none;
    border-radius: 4px 0 0 4px;
    font-size: 1rem;
}

.search-container button {
    background-color: var(--accent-color);
    color: white;
    border: none;
    padding: 0 20px;
    border-radius: 0 4px 4px 0;
    font-size: 1.2rem;
}

.search-container button:hover {
    background-color: #e68a00;
}

/* Quick Links Section */
#quick-links .container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: -50px;
    position: relative;
    z-index: 10;
}

.quick-link-card {
    background-color: white;
    padding: 30px 20px;
    border-radius: 8px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.quick-link-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.quick-link-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.quick-link-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.quick-link-card p {
    color: var(--light-text);
    font-size: 0.9rem;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.about-image img {
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.about-text p {
    margin-bottom: 20px;
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    margin-top: 30px;
}

.stat-item {
    text-align: center;
    padding: 15px;
    background-color: var(--bg-color);
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.stat-item h3 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.stat-item p {
    color: var(--light-text);
    margin: 0;
}

/* Catalog Section */
.catalog-filters {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
}

.catalog-filters select,
.catalog-filters input {
    padding: 10px 15px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
}

.catalog-filters select {
    min-width: 180px;
}

.catalog-filters input {
    flex: 1;
}

.book-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 25px;
    margin-bottom: 30px;
}

.book-card {
    background-color: var(--bg-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.book-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.book-cover {
    height: 250px;
    overflow: hidden;
}

.book-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.book-card:hover .book-cover img {
    transform: scale(1.05);
}

.book-info {
    padding: 20px;
}

.book-info h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.book-info p {
    color: var(--light-text);
    margin-bottom: 5px;
    font-size: 0.9rem;
}

.book-info .availability {
    margin-top: 15px;
    font-weight: 500;
}

.available {
    color: #28a745;
}

.unavailable {
    color: #dc3545;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
}

.pagination button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 5px;
}

.pagination button:disabled {
    background-color: var(--border-color);
    cursor: not-allowed;
}

.pagination button:hover:not(:disabled) {
    background-color: var(--secondary-color);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background-color: var(--bg-color);
    padding: 30px;
    border-radius: 8px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.service-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.service-card p {
    color: var(--light-text);
}

/* Contact Section */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-info {
    display: grid;
    gap: 25px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.info-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 5px;
}

.info-item h3 {
    font-size: 1.2rem;
    margin-bottom: 5px;
    color: var(--primary-color);
}

.info-item p {
    color: var(--light-text);
}

.contact-form {
    background-color: var(--bg-color);
    padding: 30px;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.contact-form h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--primary-color);
    text-align: center;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group textarea {
    height: 150px;
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    outline: none;
}

.submit-btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    width: 100%;
}

.submit-btn:hover {
    background-color: var(--secondary-color);
}

/* Footer */
footer {
    background-color: var(--secondary-color);
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo img {
    width: 80px;
    margin-bottom: 15px;
}

.footer-logo h3 {
    font-size: 1.3rem;
    margin-bottom: 5px;
}

.footer-logo p {
    opacity: 0.8;
}

.footer-links h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-links h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background-color: var(--accent-color);
}

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

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

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

.footer-newsletter h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-newsletter h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background-color: var(--accent-color);
}

.footer-newsletter p {
    margin-bottom: 20px;
    opacity: 0.8;
}

.newsletter-form {
    display: flex;
    margin-bottom: 20px;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 15px;
    border: none;
    border-radius: 4px 0 0 4px;
    font-size: 1rem;
}

.newsletter-form button {
    background-color: var(--accent-color);
    color: white;
    border: none;
    padding: 0 15px;
    border-radius: 0 4px 4px 0;
    font-size: 1.2rem;
}

.newsletter-form button:hover {
    background-color: #e68a00;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    transition: var(--transition);
}

.social-icons a:hover {
    background-color: var(--accent-color);
    transform: translateY(-5px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.5);
}

.footer-bottom p {
    opacity: 0.7;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--bg-color);
    padding: 30px;
    border-radius: 8px;
    width: 100%;
    max-width: 500px;
    position: relative;
    animation: modalFadeIn 0.3s;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.close-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--light-text);
    transition: var(--transition);
}

.close-btn:hover {
    color: var(--text-color);
}

.modal-content h2 {
    text-align: center;
    margin-bottom: 25px;
    color: var(--primary-color);
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 10px;
}

.remember-me input {
    width: auto;
}

.login-submit-btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    width: 100%;
    margin-top: 10px;
}

.login-submit-btn:hover {
    background-color: var(--secondary-color);
}

.form-footer {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
    font-size: 0.9rem;
}


.book-cover {
    
    height: 350px; 
    border-radius: 10px 10px 0 0;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    object-fit: cover;
    
}



/* responsive deisgn */

@media (max-width: 1200px) {
    .container {
        max-width: 960px;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
}

@media (max-width: 992px) {
    .container {
        max-width: 720px;
    }
    
    /* Header */
    .college-name h1 {
        font-size: 1.2rem;
    }
    
    .college-name h2 {
        font-size: 0.9rem;
    }
    
    /* Quick Links */
    #quick-links .container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* About Section */
    .about-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .about-image {
        order: 2;
    }
    
    .about-text {
        order: 1;
    }
    
    .stats-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Services */
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Contact */
    .contact-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .container {
        max-width: 540px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    /* Header & Navigation */
    header {
        padding: 10px 15px;
    }
    
    .logo {
        width: 50px;
        height: 50px;
        margin-right: 10px;
    }
    
    .hamburger {
        display: block;
        z-index: 1001;
    }
    
    .hamburger.active .line:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .hamburger.active .line:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .line:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background-color: var(--bg-color);
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        padding: 80px 30px 30px;
        transition: 0.5s;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
        z-index: 1000;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links li {
        margin: 15px 0;
        width: 100%;
    }
    
    .nav-links a {
        display: block;
        width: 100%;
    }
    
    .login-btn {
        margin: 15px 0 0;
        display: inline-block;
    }
    
    /* Hero Section */
    .hero {
        height: 400px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    /* Catalog Filters */
    .catalog-filters {
        flex-direction: column;
    }
    
    .catalog-filters select,
    .catalog-filters input {
        width: 100%;
    }
    
    /* Services */
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-links h3,
    .footer-newsletter h3 {
        margin-bottom: 15px;
    }
    
    .form-footer {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
}

@media (max-width: 576px) {
    /* Quick Links */
    #quick-links .container {
        grid-template-columns: 1fr;
        margin-top: -30px;
    }
    
    .quick-link-card {
        padding: 20px 15px;
    }
    
    /* Stats Container */
    .stats-container {
        grid-template-columns: 1fr;
    }
    
    /* Book Container */
    .book-container {
        grid-template-columns: 1fr;
    }
    
    /* Hero Section */
    .hero {
        height: 350px;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .search-container {
        flex-direction: column;
    }
    
    .search-container input {
        border-radius: 4px;
        margin-bottom: 10px;
    }
    
    .search-container button {
        border-radius: 4px;
        width: 100%;
        padding: 12px;
    }
    
    /* Section Padding */
    section {
        padding: 60px 0;
    }
    
    /* Modal */
    .modal-content {
        padding: 20px;
        width: 90%;
    }
}

/* User Account Page Responsive Styles */
@media (max-width: 992px) {
    .dashboard-container {
        grid-template-columns: 1fr;
    }
    
    .user-sidebar {
        border-radius: 8px 8px 0 0;
    }
    
    .dashboard-menu {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        padding: 10px 0;
    }
    
    .dashboard-menu li {
        margin: 5px;
    }
    
    .dashboard-menu li a {
        padding: 8px 12px;
        font-size: 0.9rem;
    }
    
    .dashboard-menu li a i {
        margin-right: 5px;
    }
    
    .stats-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .user-profile {
        padding: 0 15px 20px;
    }
    
    .profile-image {
        width: 100px;
        height: 100px;
    }
    
    .stats-row {
        grid-template-columns: 1fr;
    }
    
    .book-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .book-cover {
        margin-bottom: 15px;
        width: 150px;
        height: 200px;
    }
    
    .book-details {
        width: 100%;
    }
    
    .fine-summary {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .history-table,
    .fines-table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
    
    .history-table th,
    .history-table td,
    .fines-table th,
    .fines-table td {
        padding: 10px;
    }
}

@media (max-width: 576px) {
    .dashboard-menu {
        padding: 5px;
    }
    
    .dashboard-menu li {
        width: calc(50% - 10px);
        margin: 5px;
    }
    
    .dashboard-menu li a {
        justify-content: center;
        text-align: center;
        padding: 10px 5px;
    }
    
    .dashboard-menu li a i {
        margin-right: 5px;
        width: auto;
    }
    
    .dashboard-content {
        padding: 20px 15px;
    }
    
    .stat-box {
        padding: 15px 10px;
    }
    
    .stat-box i {
        font-size: 1.5rem;
    }
    
    .stat-box h4 {
        font-size: 1.5rem;
    }
    
    .activity-item {
        padding: 10px;
    }
    
    .settings-form {
        padding: 20px 15px;
    }
}