/* Modern CSS Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2C5F4F;
    --secondary-color: #8B6F47;
    --accent-color: #C85A54;
    --text-dark: #1A1A1A;
    --text-light: #666666;
    --bg-light: #F5F5F5;
    --bg-white: #FFFFFF;
    --border-color: #E0E0E0;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    background-color: var(--bg-white);
    font-size: 16px;
}

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

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

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

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

.section {
    padding: 80px 0;
}

/* Header */
header {
    background-color: var(--bg-white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo img {
    height: 50px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 40px;
}

nav a {
    font-weight: 500;
    color: var(--text-dark);
    position: relative;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

nav a:hover::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-dark);
}

/* Hero Section */
.hero {
    position: relative;
    height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(44, 95, 79, 0.8), rgba(139, 111, 71, 0.7));
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: white;
    max-width: 800px;
    padding: 0 20px;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 30px;
    opacity: 0.95;
}

.btn {
    display: inline-block;
    padding: 15px 35px;
    background-color: var(--accent-color);
    color: white;
    border-radius: 5px;
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn:hover {
    background-color: transparent;
    border-color: white;
    color: white;
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid white;
    margin-left: 15px;
}

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

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    text-align: center;
    padding: 80px 0 60px;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 15px;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* Content Sections */
.content-section {
    max-width: 900px;
    margin: 0 auto;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 20px;
    color: var(--text-dark);
}

h1 { font-size: 2.8rem; }
h2 { font-size: 2.2rem; margin-top: 40px; }
h3 { font-size: 1.8rem; margin-top: 30px; }
h4 { font-size: 1.5rem; }

p {
    margin-bottom: 20px;
}

/* Grid Layout */
.grid {
    display: grid;
    gap: 30px;
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* Cards */
.card {
    background: var(--bg-white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.card-content {
    padding: 25px;
}

.card-meta {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 10px;
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.card-title a {
    color: var(--text-dark);
}

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

.card-excerpt {
    color: var(--text-light);
    margin-bottom: 20px;
}

/* Blog Post */
.article-header {
    max-width: 900px;
    margin: 0 auto 40px;
}

.article-meta {
    display: flex;
    gap: 20px;
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.article-featured-image {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto 40px;
    border-radius: 10px;
    overflow: hidden;
}

.article-featured-image img {
    width: 100%;
    height: auto;
}

.article-content {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.1rem;
}

.article-content img {
    margin: 30px 0;
    border-radius: 10px;
}

.article-content ul,
.article-content ol {
    margin-left: 30px;
    margin-bottom: 20px;
}

.article-content li {
    margin-bottom: 10px;
}

.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 30px 0;
}

.article-content th,
.article-content td {
    padding: 12px;
    text-align: left;
    border: 1px solid var(--border-color);
}

.article-content th {
    background-color: var(--bg-light);
    font-weight: 600;
}

.article-content blockquote {
    border-left: 4px solid var(--primary-color);
    padding-left: 20px;
    margin: 30px 0;
    font-style: italic;
    color: var(--text-light);
    background-color: var(--bg-light);
    padding: 20px;
    border-radius: 5px;
}

/* Author Box */
.author-box {
    max-width: 800px;
    margin: 50px auto;
    background-color: var(--bg-light);
    padding: 30px;
    border-radius: 10px;
    display: flex;
    gap: 30px;
    align-items: center;
}

.author-image {
    flex-shrink: 0;
}

.author-image img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
}

.author-info h3 {
    margin-top: 0;
    margin-bottom: 10px;
}

.author-social {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.author-social a {
    color: var(--primary-color);
    font-weight: 500;
}

/* FAQ Section */
.faq-section {
    max-width: 800px;
    margin: 50px auto;
}

.faq-item {
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: 20px;
    background-color: var(--bg-light);
    border: none;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    background-color: var(--border-color);
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 400;
}

.faq-question.active::after {
    content: '−';
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-answer.active {
    padding: 20px;
    max-height: 500px;
}

/* Contact Form */
.contact-form {
    max-width: 700px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

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

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

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
}

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

/* Contact Info */
.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.contact-item {
    padding: 30px;
    background-color: var(--bg-light);
    border-radius: 10px;
    text-align: center;
}

.contact-item-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.contact-item h3 {
    margin-bottom: 10px;
    font-size: 1.3rem;
}

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

/* Related Posts */
.related-posts {
    max-width: 1200px;
    margin: 60px auto 0;
    padding-top: 60px;
    border-top: 2px solid var(--border-color);
}

.related-posts h2 {
    text-align: center;
    margin-bottom: 40px;
}

/* References */
.references {
    max-width: 800px;
    margin: 50px auto;
    padding: 30px;
    background-color: var(--bg-light);
    border-radius: 10px;
}

.references h3 {
    margin-top: 0;
    margin-bottom: 20px;
}

.references ol {
    margin-left: 20px;
}

.references li {
    margin-bottom: 10px;
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: white;
    padding: 60px 0 30px;
    margin-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    color: white;
    margin-bottom: 20px;
}

.footer-section ul {
    list-style: none;
}

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

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
}

.footer-section a:hover {
    color: white;
}

.footer-logo img {
    height: 50px;
    margin-bottom: 20px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.7);
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--bg-white);
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    }
    
    nav.active {
        display: block;
    }
    
    nav ul {
        flex-direction: column;
        gap: 0;
        padding: 20px;
    }
    
    nav li {
        border-bottom: 1px solid var(--border-color);
        padding: 15px 0;
    }
    
    nav li:last-child {
        border-bottom: none;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        font-size: 1.1rem;
    }
    
    .btn-secondary {
        margin-left: 0;
        margin-top: 10px;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.8rem; }
    h3 { font-size: 1.5rem; }
    
    .author-box {
        flex-direction: column;
        text-align: center;
    }
    
    .section {
        padding: 50px 0;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero {
        height: 500px;
    }
    
    .card img {
        height: 200px;
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-20 { margin-top: 20px; }
.mt-40 { margin-top: 40px; }
.mb-20 { margin-bottom: 20px; }
.mb-40 { margin-bottom: 40px; }

.highlight {
    background-color: #FFF9C4;
    padding: 2px 5px;
    border-radius: 3px;
}