/* --- CSS Variables --- */
:root {
    --primary-color: #007BFF; /* A vibrant blue */
    --secondary-color: #00C9A7; /* A vibrant teal */
    --dark-color: #212529;
    --light-color: #f8f9fa;
    --body-text-color: #343a40;
    --border-color: #dee2e6;
    --font-family: 'Poppins', sans-serif;
    --header-height: 80px;
}

/* --- Global Styles & Resets --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-family);
    line-height: 1.7;
    color: var(--body-text-color);
    background-color: #ffffff;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3 {
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 1rem;
    line-height: 1.2;
}

p {
    margin-bottom: 1rem;
}

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

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

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

/* --- Header & Navigation --- */
.site-header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    height: var(--header-height);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo img {
    height: 40px;
    width: auto;
}

.main-nav .nav-links {
    list-style: none;
    display: flex;
}

.main-nav .nav-links li {
    margin-left: 30px;
}

.main-nav .nav-links a {
    color: var(--dark-color);
    font-weight: 600;
    padding: 5px 0;
    position: relative;
}

.main-nav .nav-links a:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

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

/* --- Hamburger Menu --- */
.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--dark-color);
    margin: 5px 0;
    transition: all 0.3s ease-in-out;
}

/* --- Hero Section --- */
.hero {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    color: white;
    text-align: center;
    padding: 6rem 0;
}

.hero h1 {
    font-size: 3rem;
    color: white;
}

.hero p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
}

/* --- Blog Grid --- */
.blog-grid-section {
    padding: 4rem 0;
}

.blog-grid-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

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

.blog-card {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.12);
}

.blog-card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.blog-card-content {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.blog-card-content h3 {
    font-size: 1.3rem;
}

.blog-card-content p {
    flex-grow: 1;
}

.read-more-btn {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.6rem 1.2rem;
    background-color: var(--primary-color);
    color: #fff;
    border-radius: 5px;
    font-weight: 600;
    text-align: center;
    transition: background-color 0.3s ease;
    align-self: flex-start;
}

.read-more-btn:hover {
    background-color: var(--secondary-color);
    color: #fff;
}


/* --- Full Blog Post Page --- */
.blog-post-full {
    max-width: 800px;
}

.blog-post-full h1 {
    font-size: 2.8rem;
    margin-bottom: 0.5rem;
}

.blog-post-full .post-meta {
    font-style: italic;
    color: #6c757d;
    margin-bottom: 2rem;
}

.blog-post-full-image {
    width: 100%;
    border-radius: 10px;
    margin-bottom: 2rem;
}

.blog-post-full-content h3 {
    font-size: 1.6rem;
    margin-top: 2rem;
    color: var(--dark-color);
}


/* --- Generic Page Content --- */
.page-content {
    padding: 4rem 0;
}

.page-content > .container > h1 {
    font-size: 2.8rem;
    margin-bottom: 2rem;
    color: var(--dark-color);
    border-bottom: 3px solid var(--primary-color);
    padding-bottom: 0.5rem;
    display: inline-block;
}

.page-content h2 {
    font-size: 1.8rem;
    margin-top: 2rem;
}

/* --- Contact Page --- */
.contact-info {
    margin: 2rem 0;
}

.contact-email {
    font-size: 1.2rem;
    font-weight: 600;
}

.contact-form-container {
    background-color: var(--light-color);
    padding: 2rem;
    border-radius: 8px;
    margin-top: 2rem;
}

.contact-form .form-group {
    margin-bottom: 1.5rem;
}

.contact-form label {
    display: block;
    margin-bottom: .5rem;
    font-weight: 600;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-family: var(--font-family);
    font-size: 1rem;
}

.contact-form .btn {
    display: inline-block;
    background: var(--primary-color);
    color: #fff;
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: background-color 0.3s ease;
}

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

/* --- Footer --- */
.site-footer {
    background-color: var(--dark-color);
    color: var(--light-color);
    padding: 2rem 0;
    margin-top: 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-links {
    list-style: none;
    display: flex;
}

.footer-links li {
    margin-left: 20px;
}

.footer-links a {
    color: var(--light-color);
}

.footer-links a:hover {
    text-decoration: underline;
}

/* --- Responsive Design --- */
@media (max-width: 768px) {
    .main-nav {
        position: absolute;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background-color: #fff;
        flex-direction: column;
        text-align: center;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.5s ease-in-out;
    }

    .main-nav.active {
        max-height: 300px; /* Adjust as needed */
        padding: 1rem 0;
        box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    }
    
    .main-nav .nav-links {
        flex-direction: column;
    }

    .main-nav .nav-links li {
        margin: 15px 0;
    }
    
    .hamburger {
        display: block;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .page-content > .container > h1,
    .blog-post-full h1 {
        font-size: 2.2rem;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        margin-top: 1rem;
    }
    
    .footer-links li {
        margin: 0 10px;
    }
}