/* Root Variables - Color Theme Based on #185413 */
:root {
    --primary-green: #185413;
    --primary-dark: #0f3a0d;
    --primary-light: #2a7620;
    --accent-green: #3a9b30;
    --light-green: #e8f5e6;
    --very-light-green: #f4faf3;

    --text-dark: #1a1a1a;
    --text-light: #4a4a4a;
    --text-white: #ffffff;

    --background: #ffffff;
    --background-alt: #fafafa;

    --border-color: #e0e0e0;
    --shadow: rgba(24, 84, 19, 0.1);
    --shadow-hover: rgba(24, 84, 19, 0.2);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--background);
}

/* Navigation */
.navbar {
    background-color: var(--primary-green);
    padding: 1rem 0;
    box-shadow: 0 2px 10px var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    color: var(--text-white);
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    transition: color 0.3s ease;
}

.nav-logo:hover {
    color: var(--light-green);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--text-white);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
}

.nav-link:hover,
.nav-link.active {
    color: var(--light-green);
    border-bottom-color: var(--light-green);
}

/* Container and Sections */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 4rem 0;
}

.section:nth-child(even) {
    background-color: var(--very-light-green);
}

/* About Section */
.about-section {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-light) 100%);
    color: var(--text-white);
    padding: 5rem 0;
}

.about-section h1 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.1rem;
    line-height: 1.8;
}

.about-content p {
    margin-bottom: 1.5rem;
}

/* Section Headers */
h2 {
    font-size: 2rem;
    color: var(--primary-green);
    margin-bottom: 1rem;
    text-align: center;
}

.section-intro,
.page-intro {
    text-align: center;
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.project-card {
    background: var(--background);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px var(--shadow);
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px var(--shadow-hover);
    border-color: var(--accent-green);
}

.project-card h3 {
    color: var(--primary-green);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.project-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem 2rem;
    background: var(--very-light-green);
    border-style: dashed;
}

.empty-state.large {
    padding: 4rem 2rem;
}

.empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.empty-state h3,
.empty-state h2 {
    color: var(--primary-green);
    margin-bottom: 0.75rem;
}

.empty-state p {
    color: var(--text-light);
    margin-bottom: 0.75rem;
}

/* Blog Posts Grid */
.blog-posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.blog-card {
    background: var(--background);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px var(--shadow);
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px var(--shadow-hover);
    border-color: var(--accent-green);
}

.blog-card h3 {
    color: var(--primary-green);
    margin-bottom: 1rem;
}

/* Blog Page */
.blog-list {
    max-width: 900px;
    margin: 0 auto;
}

.blog-post-card {
    background: var(--background);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px var(--shadow);
}

.blog-post-card:hover {
    box-shadow: 0 8px 20px var(--shadow-hover);
    border-color: var(--accent-green);
}

.blog-post-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: var(--text-light);
}

.blog-post-category {
    color: var(--primary-green);
    font-weight: 600;
}

.blog-post-title {
    color: var(--primary-green);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.blog-post-excerpt {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.blog-post-link {
    color: var(--accent-green);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.blog-post-link:hover {
    color: var(--primary-green);
}

/* Contact Page */
.contact-container {
    max-width: 1000px;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
}

.contact-form-wrapper {
    background: var(--very-light-green);
    padding: 2rem;
    border-radius: 12px;
    border: 2px solid var(--border-color);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    color: var(--primary-green);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

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

.contact-info {
    padding: 1rem;
}

.contact-info h2 {
    text-align: left;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.contact-info h3 {
    color: var(--primary-green);
    font-size: 1.2rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.contact-info p {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.social-links ul {
    list-style: none;
    padding-left: 0;
}

.social-links li {
    padding: 0.5rem 0;
    color: var(--text-light);
}

.social-links strong {
    color: var(--primary-green);
}

.placeholder-text {
    font-style: italic;
    color: var(--text-light);
}

.response-time {
    margin-top: 2rem;
    padding: 1rem;
    background: var(--light-green);
    border-radius: 8px;
}

.response-time p {
    margin: 0;
    color: var(--text-white);
}

/* Buttons */
.button {
    display: inline-block;
    background-color: var(--primary-green);
    color: var(--text-white);
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.button:hover {
    background-color: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-hover);
}

.submit-button {
    width: 100%;
}

.section-link {
    text-align: center;
    margin-top: 2rem;
}

/* Footer */
.footer {
    background-color: var(--primary-dark);
    color: var(--text-white);
    padding: 2rem 0;
    text-align: center;
}

.footer p {
    margin: 0.5rem 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-menu {
        gap: 1rem;
    }

    .about-section h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .projects-grid,
    .blog-posts-grid {
        grid-template-columns: 1fr;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .section {
        padding: 3rem 0;
    }

    .container {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .about-section h1 {
        font-size: 1.75rem;
    }

    .nav-logo {
        font-size: 1.25rem;
    }

    .nav-menu {
        flex-wrap: wrap;
        justify-content: center;
    }
}