/* Professional Publishing Company Styling */

:root {
    --primary-color: #8B4513;
    --secondary-color: #D2691E;
    --accent-color: #FFD700;
    --text-dark: #2C1810;
    --text-light: #F5F5F5;
    --border-color: #E0E0E0;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Lora', serif;
    color: var(--text-dark);
    background-color: #FAFAFA;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-dark);
}

p {
    font-family: 'Lora', serif;
    line-height: 1.8;
}

a {
    color: var(--secondary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* Navbar Styling */
.navbar {
    box-shadow: var(--shadow);
}

.navbar-brand {
    font-size: 1.5rem;
    color: var(--primary-color) !important;
    font-family: 'Playfair Display', serif;
}

.brand-icon {
    font-size: 1.8rem;
    margin-right: 0.5rem;
}

.nav-link {
    color: var(--text-dark) !important;
    font-weight: 500;
    transition: color 0.3s ease;
    margin-left: 1rem;
}

.nav-link:hover {
    color: var(--secondary-color) !important;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, rgba(139, 69, 19, 0.05) 0%, rgba(210, 105, 30, 0.05) 100%);
    padding: 100px 0;
    text-align: center;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-section h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.hero-section p {
    font-size: 1.3rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto 2rem;
}

/* Buttons */
.btn-primary {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: white;
    font-weight: 600;
    padding: 0.75rem 2rem;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(210, 105, 30, 0.3);
}

.btn-outline-primary {
    color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.btn-outline-primary:hover {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
}

/* Book Cards */
.book-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    height: 100%;
}

.book-card:hover {
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    transform: translateY(-5px);
}

.book-card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.book-card-body {
    padding: 1.5rem;
}

.book-card-title {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.book-card-author {
    color: var(--secondary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.book-card-category {
    display: inline-block;
    background-color: rgba(210, 105, 30, 0.1);
    color: var(--secondary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.book-card-description {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

/* Section Titles */
.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--secondary-color);
}

/* Forms */
.form-control {
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 0.75rem 1rem;
    font-family: 'Lora', serif;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 0.2rem rgba(210, 105, 30, 0.25);
}

.form-label {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

/* Footer */
footer {
    background-color: var(--text-dark);
    color: var(--text-light);
    margin-top: 5rem;
}

footer h5 {
    color: var(--accent-color);
    font-size: 1.1rem;
}

footer a {
    color: #999;
}

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

/* Alert Messages */
.alert {
    border-radius: 6px;
    border: none;
    padding: 1rem 1.5rem;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
}

/* Admin Dashboard */
.admin-sidebar {
    background-color: var(--primary-color);
    color: white;
    min-height: 100vh;
    padding: 2rem 0;
}

.admin-sidebar a {
    color: white;
    display: block;
    padding: 1rem 1.5rem;
    border-left: 3px solid transparent;
    transition: all 0.3s ease;
}

.admin-sidebar a:hover,
.admin-sidebar a.active {
    background-color: rgba(255, 255, 255, 0.1);
    border-left-color: var(--accent-color);
    color: var(--accent-color);
}

.admin-content {
    padding: 2rem;
}

.table {
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.table thead {
    background-color: var(--primary-color);
    color: white;
}

.table tbody tr:hover {
    background-color: rgba(139, 69, 19, 0.05);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .nav-link {
        margin-left: 0;
        padding: 0.5rem 0;
    }

    .book-card img {
        height: 250px;
    }
}

/* Utility Classes */
.text-primary {
    color: var(--primary-color) !important;
}

.text-secondary {
    color: var(--secondary-color) !important;
}

.bg-light-primary {
    background-color: rgba(139, 69, 19, 0.05);
}

.bg-light-secondary {
    background-color: rgba(210, 105, 30, 0.05);
}

.shadow-custom {
    box-shadow: var(--shadow);
}

.rounded-custom {
    border-radius: 8px;
}

/* Loading Animation */
.spinner {
    border: 4px solid rgba(139, 69, 19, 0.1);
    border-top: 4px solid var(--secondary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--secondary-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}