/* Curious Kids Learn - Stylesheet */
/* Colors inspired by original: Pink/Purple theme */

:root {
    --primary-color: #e91e8c;
    --secondary-color: #9c27b0;
    --accent-color: #f8bbd9;
    --text-color: #333;
    --text-light: #666;
    --bg-light: #fafafa;
    --white: #fff;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-hover: 0 4px 20px rgba(0,0,0,0.15);
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Open Sans', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-color);
    background-color: var(--white);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Dosis', sans-serif;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }

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;
}

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

.text-center {
    text-align: center;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 30px;
    font-family: 'Dosis', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
    color: var(--white);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow);
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 50px;
    width: auto;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    font-family: 'Dosis', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    text-transform: uppercase;
    color: var(--text-color);
    padding: 5px 0;
    position: relative;
}

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

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-color);
    transition: 0.3s;
}

/* Hero */
.hero {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(135deg, var(--accent-color) 0%, #e1bee7 100%);
    padding: 120px 20px 60px;
}

.hero-content h1 {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    font-style: italic;
}

/* Sections */
section {
    padding: 80px 0;
}

section h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--secondary-color);
}

/* Mission */
.mission {
    background: var(--white);
    text-align: center;
}

.mission p {
    max-width: 800px;
    margin: 0 auto 1.5rem;
    font-size: 1.1rem;
}

/* Blog Preview */
.blog-preview {
    background: var(--bg-light);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 3rem;
}

.blog-card {
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.blog-card-image {
    display: block;
    width: 100%;
    height: 200px;
    overflow: hidden;
}

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

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

.blog-card h3,
.blog-card p,
.blog-card .post-meta,
.blog-card .read-more {
    padding: 0 30px;
}

.blog-card h3 {
    margin-bottom: 0.5rem;
    padding-top: 20px;
}

.blog-card .read-more {
    display: inline-block;
    padding-bottom: 30px;
}

.blog-card h3 a {
    color: var(--text-color);
}

.blog-card h3 a:hover {
    color: var(--primary-color);
}

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

.read-more {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
}

/* About Preview */
.about-preview {
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-image img {
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.about-content h2 {
    text-align: left;
}

/* Categories */
.categories {
    background: var(--bg-light);
}

.category-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
}

.tag {
    display: inline-block;
    padding: 10px 25px;
    background: var(--white);
    border: 2px solid var(--primary-color);
    border-radius: 25px;
    font-family: 'Dosis', sans-serif;
    font-weight: 600;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

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

/* Affiliations */
.affiliations {
    background: var(--white);
}

.affiliation-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 40px;
}

.affiliation-logos img {
    height: 80px;
    width: auto;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.affiliation-logos img:hover {
    opacity: 1;
}

/* Footer */
.site-footer {
    background: linear-gradient(135deg, var(--secondary-color), #7b1fa2);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo img {
    height: 60px;
    filter: brightness(0) invert(1);
}

.site-footer h4 {
    margin-bottom: 1.5rem;
}

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

.site-footer ul li {
    margin-bottom: 0.5rem;
}

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

.site-footer a:hover {
    color: var(--white);
}

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

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--accent-color) 0%, #e1bee7 100%);
    padding: 140px 20px 60px;
    text-align: center;
}

.page-header h1 {
    color: var(--secondary-color);
}

/* Blog Post */
.blog-post {
    padding: 40px 0 80px;
}

.blog-post .container {
    max-width: 800px;
}

.blog-post-header {
    margin-bottom: 2rem;
}

.blog-post-content {
    font-size: 1.1rem;
}

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

.blog-post-content img {
    margin: 2rem 0;
    border-radius: 10px;
}

/* Contact Form */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

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

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

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .about-grid {
        grid-template-columns: 1fr;
    }

    .about-content h2 {
        text-align: center;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
}