/* Global Styles */
:root {
    --primary-color: #1976D2; /* Blue - Main Color */
    --secondary-color: #2E7D32; /* Green - For accents */
    --accent-color: #D32F2F; /* Red - For highlights */
    --dark-color: #121212;
    --light-color: #ffffff;
    --gray-color: #f5f5f5;
    --text-color: #333333;
    --text-light: #666666;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

/* Image Source Styles */
.image-source {
    text-align: center;
    font-size: 0.8rem;
    color: #6b7280;
    margin-top: 0.5rem;
}

.image-source a {
    color: var(--primary-color);
    text-decoration: underline;
    transition: color var(--transition);
}

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

/* Hero Section Image Source */
.hero .image-source {
    color: rgba(255, 255, 255, 0.7);
    margin-top: 1rem;
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-color);
    overflow-x: hidden;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 0.5rem;
}

h2::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 80px;
    height: 4px;
    background-color: var(--primary-color);
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

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

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

/* Header Styles */
.header {
    background-color: rgba(255, 255, 255, 0.98);
    /* backdrop-filter removed */
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 0;
    transition: padding 0.3s ease;
}

.logo {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    transition: transform 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo:hover {
    transform: scale(1.05);
}

.main-nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 0.5rem;
}

.nav-item {
    margin-left: 1rem;
    position: relative;
}

.nav-link {
    color: var(--text-color);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.75rem 1rem;
    border-radius: 6px;
    position: relative;
    display: inline-block;
    transition: all 0.3s ease;
}

.nav-link:hover {
    color: var(--primary-color);
    background-color: rgba(25, 118, 210, 0.05);
    transform: translateY(-2px);
}

.nav-link.active {
    color: var(--primary-color);
    background-color: rgba(25, 118, 210, 0.1);
    font-weight: 600;
}

.nav-link.active::after,
.nav-link:hover::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 3px;
    transition: width 0.3s ease;
}

.nav-link.active::after {
    width: 30px;
}

.nav-link:hover::after {
    width: 30px;
}

.mobile-menu-btn {
    display: none;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 6px;
    background-color: transparent;
    border: none;
    transition: background-color 0.3s ease;
}

.mobile-menu-btn:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background-color: var(--primary-color);
    border-radius: 3px;
    transition: all 0.4s cubic-bezier(0.84, 0, 0.08, 1);
    position: relative;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--light-color);
    padding: 10rem 0 6rem;
    text-align: center;
    margin-top: 60px;
}

.hero-sports {
    background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.pexels.com/photos/269948/pexels-photo-269948.jpeg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero h1 {
    color: var(--light-color);
    margin-bottom: 1rem;
}

.hero p {
    color: var(--light-color);
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 2rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 5px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    border: none;
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--light-color);
}

.btn-primary:hover {
    background-color: #b71c1c;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

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

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

/* Common Section Styles */
.section {
    padding: 6rem 0;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
    color: var(--primary-color);
}

.section-gray {
    background-color: var(--gray-color);
}

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

.grid-large {
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
}

/* Common Card Styles */
.card {
    background-color: var(--light-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.card img {
    width: 100%;
    height: auto;
    display: block;
}

.card-primary {
    border-top: 4px solid var(--primary-color);
    border-radius: 12px;
    padding: 2rem;
}

.card-content {
    padding: 1.5rem;
}

/* Featured News Card Styles */
.news-img {
    width: 100%;
    height: 200px;
    background-size: cover;
    background-position: center;
    transition: transform 0.3s ease;
}

.news-img-basketball {
    background-image: url('https://cdn.pixabay.com/photo/2017/04/25/05/44/basketball-2258650_640.jpg');
}

.news-img-nba {
    background-image: url('https://cdn.pixabay.com/photo/2019/03/27/21/05/rugby-4085863_640.jpg');
}

.news-img-mma {
    background-image: url('https://images.pexels.com/photos/262524/pexels-photo-262524.jpeg');
}

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

/* Newsletter Styles */
.newsletter-input {
    background-color: white;
    border: none;
    padding: 12px 16px;
    border-radius: 6px;
    font-size: 1rem;
    margin-right: 1rem;
}

/* Category List Styles */
.category-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.category-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.category-icon {
    width: 30px;
    height: 30px;
    overflow: hidden;
    border-radius: 50%;
    flex-shrink: 0;
}

.category-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Quick Links List Styles */
.quick-links-list li {
    margin-bottom: 0.5rem;
}

/* Featured News Section */
.featured-news {
    padding: 6rem 0;
}

.featured-news h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
    color: var(--primary-color);
}

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

.news-card {
    background-color: var(--light-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.news-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.news-content {
    padding: 1.5rem;
}

.news-category {
    display: inline-block;
    padding: 4px 12px;
    background-color: var(--primary-color);
    color: var(--light-color);
    border-radius: 20px;
    font-size: 0.8rem;
    margin-bottom: 1rem;
}

/* News Article Styles */
.news-article {
  background-color: white;
  border-radius: 8px;
  padding: 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  overflow: hidden;
}

.article-header {
  padding: 2.5rem 2.5rem 1.5rem;
  background-color: var(--light-color);
}

.article-content {
  padding: 2.5rem;
}

/* Featured Image Styles */
.article-featured-image {
  width: 100%;
  height: 400px;
  background-size: cover;
  background-position: center;
  position: relative;
  margin-bottom: 2rem;
}

.image-overlay-content {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 1.5rem 2.5rem;
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
}

.image-caption {
  color: white;
  font-size: 0.9rem;
  opacity: 0.9;
}

/* Meta Icons */
.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-right: 1.5rem;
  color: var(--text-color);
  font-size: 0.9rem;
}

.meta-icon {
  width: 16px;
  height: 16px;
  display: inline-block;
}

.source-icon::before {
  content: '📰';
}

.date-icon::before {
  content: '📅';
}

.author-icon::before {
  content: '👤';
}

/* Research Section */
.research {
    padding: 6rem 0;
}

.research .section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.research .section-header h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    display: inline-block;
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2.5rem;
}

.tutorial-card {
    background-color: var(--light-color);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.tutorial-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.tutorial-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.tutorial-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.tutorial-card:hover .tutorial-image img {
    transform: scale(1.08);
}

.tutorial-meta {
    padding: 1.5rem 1.5rem 0.5rem;
    display: flex;
    gap: 1rem;
    align-items: center;
}

.tutorial-duration,
.tutorial-author {
    font-size: 0.85rem;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.tutorial-duration::before {
    content: '⏱️';
}

.tutorial-author::before {
    content: '👤';
}

.tutorial-title {
    padding: 0 1.5rem;
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--dark-color);
}

.tutorial-description {
    padding: 0 1.5rem;
    font-size: 0.95rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.tutorial-tags {
    padding: 0 1.5rem 1.5rem;
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.tutorial-tag {
    display: inline-block;
    padding: 0.35rem 0.75rem;
    background-color: var(--gray-color);
    color: var(--primary-color);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
}

.tutorial-tag:hover {
    background-color: var(--primary-color);
    color: var(--light-color);
    transform: translateY(-2px);
}

/* Quote Block Styles */
.quote-block {
  background-color: var(--light-color);
  border-left: 4px solid var(--primary-color);
  padding: 1.5rem 2rem;
  margin: 2rem 0;
  position: relative;
  font-style: italic;
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--dark-color);
}

.quote-block::before {
  content: '"';
  position: absolute;
  top: -10px;
  left: 10px;
  font-size: 3rem;
  color: rgba(0, 0, 0, 0.1);
}

.quote-author {
  display: block;
  margin-top: 1rem;
  font-weight: 600;
  font-style: normal;
  text-align: right;
}

/* Stats Comparison Styles */
.stat-comparison {
  background-color: var(--light-color);
  border-radius: 8px;
  padding: 1.5rem;
  margin: 2rem 0;
}

.stat-comparison h4 {
  margin-bottom: 1.5rem;
  color: var(--dark-color);
  text-align: center;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
}

.stat-item {
  text-align: center;
  padding: 1rem;
  background-color: white;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.stat-label {
  display: block;
  font-size: 0.9rem;
  color: var(--text-color);
  margin-bottom: 0.5rem;
}

.stat-comparison .stat-comparison {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0;
  background: none;
}

.stat-year1 {
  font-size: 1rem;
  color: var(--text-color);
}

.stat-year2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary-color);
}

.stat-arrow {
  font-size: 1rem;
  color: var(--accent-color);
  font-weight: bold;
}

/* Highlight Box Styles */
.highlight-box {
  background-color: rgba(25, 118, 210, 0.05);
  border-radius: 8px;
  padding: 1.5rem;
  margin: 2rem 0;
  border: 1px solid rgba(25, 118, 210, 0.2);
}

.highlight-box h4 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.impact-list {
  list-style: none;
  padding: 0;
}

.impact-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
  line-height: 1.5;
}

.impact-list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: bold;
}

/* Potential Box Styles */
.potential-box {
  background-color: var(--secondary-color);
  color: white;
  border-radius: 8px;
  padding: 2rem;
  margin: 2rem 0;
}

.potential-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.potential-header h4 {
  color: white;
  margin: 0;
  font-size: 1.3rem;
}

.potential-age {
  background-color: rgba(255, 255, 255, 0.2);
  padding: 0.4rem 0.8rem;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
}

.potential-box p {
  margin-bottom: 1.5rem;
  line-height: 1.6;
  color: white;
}

.potential-factors {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
}

.factor-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
}

.factor-icon {
  font-size: 1.2rem;
}

.factor-text {
  font-size: 0.9rem;
}

/* Related News Section */
  .related-news {
    margin-top: 4rem;
  }

  .related-news h2 {
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 0.75rem;
  }

  .related-news h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background-color: var(--primary-color);
  }

/* Recent Research Section */
.recent-research {
    background-color: var(--gray-color);
    padding: 6rem 0;
}

.recent-research h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
    color: var(--primary-color);
}

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

.research-card {
    background-color: var(--light-color);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.research-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.research-category {
    display: inline-block;
    background-color: rgba(25, 118, 210, 0.1);
    color: var(--primary-color);
    padding: 4px 12px;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 20px;
    margin-bottom: 1rem;
}

.research-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.research-card h3 a {
    color: var(--dark-color);
    transition: color 0.3s ease;
}

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

/* About Page Styles */
.focus-areas {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.focus-item {
    background-color: var(--light-color);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.focus-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.focus-icon {
    width: 50px;
    height: 50px;
    margin-bottom: 1rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color);
    color: var(--light-color);
    font-size: 1.2rem;
}

.focus-item h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

/* Sport Image Styles */
.sport-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    border-radius: 8px;
    margin-bottom: 1rem;
}

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

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

.about-cta {
    background-color: var(--primary-color);
    color: var(--light-color);
    padding: 3rem 0;
    margin-top: 3rem;
}

.about-cta .container {
    text-align: center;
}

.about-cta h2 {
    margin-bottom: 1rem;
    color: var(--light-color);
}

.about-cta p {
    margin-bottom: 2rem;
    color: var(--light-color);
    opacity: 0.9;
}

.about-cta .newsletter-form {
    max-width: 500px;
    margin: 0 auto;
}

.main-content {
    padding: 0 0 2rem;
}

/* Contact Page Styles */
.contact-hero {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 6rem 0;
    color: white;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.contact-info {
    background-color: var(--light-color);
    border-radius: 12px;
    box-shadow: var(--shadow);
    padding: 2.5rem;
}

.contact-info h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--primary-color);
}

.contact-info p {
    margin-bottom: 2rem;
    line-height: 1.8;
    color: var(--text-color);
}

.contact-details {
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.contact-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background-color: var(--primary-color);
    color: var(--light-color);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-right: 1rem;
    font-size: 1.2rem;
}

.contact-details h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

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

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

.contact-details a:hover {
    text-decoration: underline;
}

.contact-social {
    margin-top: 3rem;
}

.contact-social h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.contact-social-links {
    display: flex;
    gap: 1rem;
}

.contact-social-link {
    width: 40px;
    height: 40px;
    background-color: var(--gray-color);
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
    font-size: 1.1rem;
}

.contact-social-link:hover {
    background-color: var(--primary-color);
    color: var(--light-color);
    transform: translateY(-3px);
}

.contact-map {
    margin-top: 2rem;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    height: 250px;
    background-color: var(--gray-color);
    position: relative;
}

.contact-map iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.contact-form {
    background-color: var(--light-color);
    border-radius: 12px;
    box-shadow: var(--shadow);
    padding: 2.5rem;
}

.contact-form h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.contact-form p {
    margin-bottom: 2rem;
    line-height: 1.8;
    color: var(--text-color);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
    background-color: var(--light-color);
    color: var(--text-color);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

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

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

.form-checkbox {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.form-checkbox input[type="checkbox"] {
    margin-right: 0.75rem;
    width: auto;
}

.form-checkbox label {
    margin: 0;
    font-weight: 400;
}

.form-submit {
    margin-top: 1rem;
}

.form-success {
    background-color: #d4edda;
    color: #155724;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    display: none;
}

.form-error {
    color: #dc3545;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.contact-faq {
    margin-top: 4rem;
    background-color: var(--light-color);
    border-radius: 12px;
    box-shadow: var(--shadow);
    padding: 2.5rem;
}

.contact-faq h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--primary-color);
}

.faq-item {
    margin-bottom: 1.5rem;
    border-bottom: 1px solid #eee;
    padding-bottom: 1.5rem;
}

.faq-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 0;
}

.faq-toggle {
    width: 30px;
    height: 30px;
    background-color: var(--gray-color);
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

.faq-item.active .faq-toggle {
    background-color: var(--primary-color);
    color: var(--light-color);
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.faq-answer p {
    margin-top: 1rem;
    line-height: 1.6;
    color: var(--text-light);
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

.contact-breadcrumb {
    margin-bottom: 2rem;
    font-size: 0.9rem;
    color: var(--text-light);
}

.contact-breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
}

.contact-breadcrumb a:hover {
    text-decoration: underline;
}

.contact-breadcrumb span {
    margin: 0 0.5rem;
    color: var(--gray-color);
}

/* Responsive Contact Page */
@media (max-width: 1024px) {
    .contact-container {
        gap: 2rem;
    }
    
    .contact-info,
    .contact-form {
        padding: 2rem;
    }
    
    .contact-info h2,
    .contact-form h2 {
        font-size: 1.8rem;
    }
}

@media (max-width: 768px) {
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        order: 2;
    }
    
    .contact-form {
        order: 1;
    }
    
    .contact-info h2,
    .contact-form h2 {
        font-size: 1.5rem;
    }
    
    .contact-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .contact-icon {
        margin-bottom: 1rem;
    }
    
    .contact-faq {
        padding: 1.5rem;
    }
    
    .contact-faq h2 {
        font-size: 1.5rem;
    }
}

.recent-research .btn {
    display: block;
    margin: 2rem auto 0;
    text-align: center;
}

/* Sports Research Section */
.sports-research {
    background-color: var(--gray-color);
    padding: 6rem 0;
}

.sports-research h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
    color: var(--primary-color);
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
    margin-bottom: 3rem;
}

.research-card {
    background-color: var(--light-color);
    border-radius: 12px;
    box-shadow: var(--shadow);
    padding: 2rem;
    text-align: left;
    transition: var(--transition);
    border-top: 4px solid var(--primary-color);
}

.research-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.research-category {
    display: inline-block;
    background-color: rgba(25, 118, 210, 0.1);
    color: var(--primary-color);
    padding: 5px 12px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.research-card h3 {
    margin: 0 0 1rem 0;
    font-size: 1.5rem;
    line-height: 1.4;
}

.research-card h3 a {
    color: var(--dark-color);
    transition: color 0.3s ease;
}

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

.research-card p {
    margin: 0 0 1.5rem 0;
    color: var(--text-light);
    line-height: 1.6;
}

.research-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid #eee;
    font-size: 0.85rem;
    color: var(--text-light);
}

.research-source {
    font-weight: 500;
}

.research-year {
    background-color: var(--gray-color);
    padding: 3px 8px;
    border-radius: 12px;
}

.sports-research .btn {
    display: block;
    margin: 0 auto;
    text-align: center;
    max-width: 200px;
}

/* Featured Athletes Section */
.featured-athletes {
  padding: 6rem 0;
  background-color: var(--light-color);
}

.athlete-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.athlete-card {
  background-color: white;
  border-radius: 5px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  height: 250px;
  display: flex;
  align-items: center;
}

/* Responsive Design */
@media (max-width: 992px) {
  .stat-grid,
  .potential-factors {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  /* Research section responsive */
  .research {
      padding: 4rem 0;
  }
  
  .research .section-header h2 {
      font-size: 2rem;
  }
  
  .research-grid {
      grid-template-columns: 1fr;
      gap: 2rem;
  }
  
  .tutorial-image {
      height: 180px;
  }
  
  .tutorial-title {
      font-size: 1.2rem;
  }
  
  /* News Article */
  .article-header,
  .article-content {
    padding: 1.5rem;
  }

  .article-featured-image {
    height: 300px;
  }

  .stat-grid,
  .potential-factors {
    grid-template-columns: 1fr;
  }

  .meta-item {
    display: block;
    margin-bottom: 0.5rem;
    margin-right: 0;
  }

  .potential-header {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }

  .article-content h2 {
    font-size: 1.5rem;
  }

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

@media (max-width: 576px) {
  .article-featured-image {
    height: 200px;
  }

  .quote-block {
    padding: 1rem 1.25rem;
    font-size: 1rem;
  }

  .stat-item,
  .factor-item {
    padding: 0.75rem;
  }

  .stat-year2 {
    font-size: 1.2rem;
  }
}

/* Featured Athletes Section */
.featured-athletes {
  padding: 6rem 0;
  background-color: var(--light-color);
}

.athlete-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.athlete-card {
  background-color: white;
  border-radius: 5px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  height: 250px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-size: cover;
  background-position: center;
  position: relative;
}

.athlete-card:nth-child(1) {
  background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('../images/kaka-bg.jpg');
}

.athlete-card:nth-child(2) {
  background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('../images/volleyball-bg.jpg');
}

.athlete-card:nth-child(3) {
  background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('../images/more-athletes-bg.jpg');
}

.athlete-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.athlete-content {
  text-align: center;
  color: white;
  padding: 2rem;
  z-index: 1;
}

.athlete-content h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.athlete-content h3 a {
  color: white;
  text-decoration: none;
}

.athlete-content h3 a:hover {
  color: var(--accent-color);
}

.athlete-content p {
  margin-bottom: 1.5rem;
  opacity: 0.9;
}

/* Newsletter Section */
.newsletter {
  background-color: var(--secondary-color);
  color: white;
  padding: 5rem 0;
}

.newsletter-sports {
  background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://unsplash.com/photos/photo-1579952363873-27f3bade9f55?ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxzZWFyY2h8Mnx8Zm9vdGJhbGx8ZW58MHx8MHx8fDA%3D&auto=format&fit=crop&q=60&w=500');
  background-size: cover;
  background-position: center;
  color: white;
}

.newsletter-content {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  align-items: center;
  text-align: center;
}

.newsletter-text h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: white;
}

.newsletter-text p {
  max-width: 600px;
  margin: 0 auto 1.5rem;
  opacity: 0.9;
  font-size: 1.1rem;
  color: white;
}

.newsletter-form {
  display: flex;
  width: 100%;
  max-width: 700px;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.newsletter-form input {
  flex: 1;
  min-width: 300px;
  padding: 1rem 1.5rem;
  border: none;
  border-radius: 5px;
  font-size: 1rem;
  outline: none;
}

.newsletter-form button {
  padding: 1rem 2.5rem;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
  transition: background-color 0.3s ease, transform 0.2s ease;
  white-space: nowrap;
}

.newsletter-form button:hover {
  background-color: #1565C0;
  transform: translateY(-2px);
}

/* Quick Links Section */
.quick-links {
  background-color: var(--light-color);
  padding: 4rem 0;
}

.links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
}

.link-column h3 {
  color: var(--dark-color);
  font-size: 1.3rem;
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.link-column h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background-color: var(--primary-color);
}

.link-column ul {
  list-style: none;
}

.link-column ul li {
  margin-bottom: 1rem;
}

.link-column ul li a {
  color: var(--text-color);
  text-decoration: none;
  transition: color 0.3s ease, transform 0.2s ease;
  display: inline-block;
}

.link-column ul li a:hover {
  color: var(--primary-color);
  transform: translateX(5px);
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: var(--light-color);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

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

.footer-nav-list {
    list-style: none;
}

.footer-nav-item {
    margin-bottom: 0.8rem;
}

.footer-nav-link {
    color: var(--light-color);
    opacity: 0.8;
}

.footer-nav-link:hover {
    opacity: 1;
    color: var(--light-color);
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    color: var(--light-color);
    opacity: 0.8;
}

.social-link:hover {
    opacity: 1;
    color: var(--light-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
}

.footer-bottom a {
    color: var(--light-color);
    opacity: 0.8;
    margin: 0 8px;
    transition: color 0.2s ease;
}

.footer-bottom a:hover {
    opacity: 1;
    color: var(--primary-color);
    text-decoration: underline;
}

/* Authors Section Styles */
.authors-section {
    margin: 4rem 0;
}

.authors-section h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
    color: var(--primary-color);
}

.authors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

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

.author-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.author-content {
    padding: 30px;
}

.author-title {
    color: var(--primary-color);
    font-size: 1.1rem;
    font-weight: 600;
    margin: 10px 0 5px 0;
}

.author-affiliation {
    color: var(--text-light);
    font-style: italic;
    margin-bottom: 15px;
}

.author-bio {
    color: var(--text-color);
    line-height: 1.6;
    margin-bottom: 20px;
}

.author-publications h4 {
    color: var(--text-color);
    font-size: 1rem;
    margin-bottom: 10px;
}

.author-publications ul {
    list-style-type: none;
    padding: 0;
}

.author-publications li {
    margin-bottom: 8px;
}

.author-publications a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s ease;
}

.author-publications a:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

/* Citations Section Styles */
.citations-section {
    margin: 4rem 0;
}

.citations-content {
    background: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: var(--shadow);
}

.citations-section h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    border-bottom: 2px solid var(--light-gray);
    padding-bottom: 10px;
}

.citations-section h3 {
    font-size: 1.5rem;
    margin: 2rem 0 1rem;
    color: var(--text-color);
}

.citations-section p {
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.citation-category {
    margin-bottom: 2.5rem;
}

.citation-item {
    background: var(--background-light);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 15px;
    border-left: 4px solid var(--primary-color);
}

.citation-item h4 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--text-color);
}

.citation-item p {
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.citation-item a {
    color: var(--primary-color);
    text-decoration: none;
    word-break: break-all;
}

.citation-item a:hover {
    color: var(--primary-color-dark);
    text-decoration: underline;
}

.citation-item strong {
    font-weight: 600;
    color: var(--text-color);
}

.citation-item ul {
    padding-left: 20px;
    margin-top: 10px;
}

.citation-item li {
    margin-bottom: 8px;
}

.citation-notice {
    background: var(--background-light);
    border-radius: 8px;
    padding: 25px;
    margin-top: 3rem;
    border: 1px solid var(--light-gray);
}

.citation-notice h3 {
    color: var(--primary-color);
    margin-top: 0;
}

/* About Section Styles */
.about-section {
    margin: 4rem 0;
}

.about-content {
    background: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: var(--shadow);
}

.about-section h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    border-bottom: 2px solid var(--light-gray);
    padding-bottom: 10px;
}

.about-section h3 {
    font-size: 1.5rem;
    margin: 2.5rem 0 1rem;
    color: var(--text-color);
}

.about-section h4 {
    font-size: 1.2rem;
    margin: 1.5rem 0 0.5rem;
    color: var(--primary-color);
}

.about-section p {
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.about-section ul {
    padding-left: 25px;
    margin-bottom: 1.5rem;
}

.about-section li {
    margin-bottom: 10px;
    line-height: 1.5;
}

.about-section strong {
    font-weight: 600;
    color: var(--primary-color);
}

.about-section a {
    color: var(--primary-color);
    text-decoration: none;
}

.about-section a:hover {
    color: var(--primary-color-dark);
    text-decoration: underline;
}

.focus-areas {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
    margin-bottom: 30px;
}

.focus-item {
    background: var(--background-light);
    border-radius: 8px;
    padding: 20px;
    border-top: 4px solid var(--primary-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.focus-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.about-cta {
    margin-top: 40px;
}

.cta-container {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-color-dark));
    color: white;
    border-radius: 10px;
    padding: 40px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.cta-container h3 {
    color: white;
    margin-top: 0;
    font-size: 1.8rem;
}

.cta-container p {
    margin-bottom: 20px;
    opacity: 0.95;
}

.cta-container .subscribe-form {
    max-width: 500px;
    margin: 0 auto;
    display: flex;
    gap: 10px;
}

.cta-container .subscribe-form input {
    flex: 1;
    padding: 12px 15px;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
}

.cta-container .subscribe-form button {
    background: white;
    color: var(--primary-color);
    border: none;
    padding: 12px 30px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.cta-container .subscribe-form button:hover {
    background: var(--light-color);
    transform: translateY(-2px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100vh;
    background-color: rgba(255, 255, 255, 0.99);
    /* backdrop-filter removed */
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.05);
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1001;
    overflow-y: auto;
    padding-top: 80px;
}

.mobile-menu.active {
    right: 0;
}

.mobile-nav-list {
    list-style: none;
    padding: 1rem;
}

.mobile-nav-item {
    margin-bottom: 0.5rem;
}

.mobile-nav-link {
    color: var(--text-color);
    font-weight: 500;
    font-size: 1rem;
    display: block;
    padding: 1rem 1.25rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

.mobile-nav-link:hover {
    color: var(--primary-color);
    background-color: rgba(25, 118, 210, 0.05);
    transform: translateX(5px);
}

.mobile-nav-link.active {
    color: var(--primary-color);
    background-color: rgba(25, 118, 210, 0.1);
    font-weight: 600;
}

.mobile-nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 20px;
    background-color: var(--primary-color);
    border-radius: 0 4px 4px 0;
}

/* Overlay */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1000;
    /* backdrop-filter removed */
}

.overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Scrollbar styles */
.mobile-menu::-webkit-scrollbar {
    width: 6px;
}

.mobile-menu::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.05);
}

.mobile-menu::-webkit-scrollbar-thumb {
    background: rgba(25, 118, 210, 0.3);
    border-radius: 3px;
}

.mobile-menu::-webkit-scrollbar-thumb:hover {
    background: rgba(25, 118, 210, 0.5);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    /* Mobile menu styles */
    .mobile-menu {
        position: fixed;
        top: 0;
        right: -300px;
        width: 300px;
        height: 100vh;
        background-color: white;
        z-index: 1001;
        transition: right 0.3s ease;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
        padding: 2rem 1.5rem;
        overflow-y: auto;
    }
    
    .mobile-menu.active {
        right: 0;
    }
    
    .mobile-nav-list {
        list-style: none;
        padding: 0;
    }
    
    .mobile-nav-item {
        margin-bottom: 1rem;
    }
    
    .mobile-nav-link {
        display: block;
        padding: 1rem;
        color: var(--text-color);
        text-decoration: none;
        border-radius: 6px;
        transition: background-color 0.3s ease;
    }
    
    .mobile-nav-link:hover {
        background-color: rgba(25, 118, 210, 0.05);
        color: var(--primary-color);
    }
    
    .overlay {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: rgba(0, 0, 0, 0.5);
        z-index: 1000;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s ease;
    }

@media (max-width: 992px) {
    .container {
        max-width: 100%;
        padding: 0 20px;
    }
    
    .news-grid,
    .research-grid,
    .athlete-grid,
    .links-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .newsletter-text h2 {
        font-size: 1.8rem;
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    /* Hide certain sections on mobile */
    .quick-links {
        display: none;
    }
    
    .newsletter {
        display: none;
    }
    
    .categories {
        display: none;
    }
    
    .news-grid,
    .research-grid,
    .athlete-grid,
    .links-grid {
        grid-template-columns: 1fr;
    }
    
    .hero {
        padding: 8rem 0 4rem;
    }
    
    .newsletter-form {
        flex-direction: column;
        align-items: stretch;
    }
    
    .newsletter-form input,
    .newsletter-form button {
        border-radius: 5px;
        width: 100%;
    }
    
    .newsletter-form input {
        margin-bottom: 1rem;
    }
    
    .newsletter-text h2 {
        font-size: 1.6rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .athlete-card {
        height: 200px;
    }
    
    .links-grid {
        gap: 2rem;
    }
    
    .link-column h3 {
        font-size: 1.2rem;
    }
    
    /* Mobile specific styles */
    .container {
        padding-left: 15px;
        padding-right: 15px;
    }
    
    .header-content {
        padding: 1rem 0;
    }
    
    .logo {
        font-size: 1.5rem;
    }
    
    /* Touch-friendly elements */
    .btn {
        padding: 12px 20px;
        font-size: 1rem;
        min-height: 48px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* Improve readability on mobile */
    p {
        font-size: 1rem;
        line-height: 1.6;
    }
    
    /* Adjust image sizes for mobile */
    .news-img {
        height: 180px;
    }
    
    /* Adjust spacing for mobile */
    .featured-news,
    .tutorials, 
    .recent-research {
        padding: 4rem 0;
    }
    
    /* Ensure tables are responsive */
    table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
    
    /* Mobile-friendly forms */
    input,
    textarea,
    select {
        font-size: 1rem;
        padding: 0.75rem;
    }
}

@media (max-width: 768px) {
    /* Navigation responsive styles */
    .main-nav {
        display: none !important;
    }
    
    .mobile-menu-btn {
        display: block !important;
    }
    
    /* Article page responsive styles */
    .article-container {
        grid-template-columns: 1fr !important;
    }
    
    .article-sidebar {
        order: -1 !important;
        margin-bottom: 2rem !important;
    }
    
    /* Related articles responsive */
    .related-articles > div {
        grid-template-columns: 1fr !important;
    }
    
    /* Author profile responsive */
    .author-info {
        flex-direction: column !important;
        text-align: center !important;
    }
    
    /* Article content responsive */
    .article-content h2 {
        font-size: 1.4rem !important;
    }
    
    .article-content h3 {
        font-size: 1.2rem !important;
    }
    
    .article-image {
        width: 100%;
        margin: 2rem 0;
        display: block;
    }
    
    .article-image img {
        width: 100%;
        height: auto;
        display: block;
    }
    
    /* Footer responsive */
    .footer-content {
        grid-template-columns: 1fr !important;
        text-align: center !important;
    }
    
    .footer-nav {
        margin-bottom: 2rem !important;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 15px;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .event-card {
        flex-direction: column;
    }
    
    .event-date {
        min-width: auto;
    }
    
    .newsletter {
        display: none;
    }
    
    /* Research article responsive styles */
    .research-article {
        padding: 2rem 0;
    }
    
    .article-header {
        text-align: center;
    }
    
    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
        align-items: center;
    }
    
    .article-featured-image img {
        width: 100%;
        height: auto;
        border-radius: 8px;
    }
    
    .sports-psychology-image img {
        width: 100%;
        height: auto;
        border-radius: 8px;
    }
    
    .article-content {
        padding: 2rem 0;
    }
    
    /* Related research responsive */
    .related-research {
        padding: 2rem 0;
    }
    
    .research-card {
        margin-bottom: 2rem;
        padding: 1.5rem;
    }
    
    .research-card img {
        width: 100%;
        height: auto;
        margin-bottom: 1rem;
    }
    
    /* Contact page responsive */
    .contact-section {
        padding: 2rem 0;
    }
    
    .contact-form {
        padding: 2rem;
    }
    
    .contact-info {
        padding: 2rem;
        margin-top: 2rem;
    }
    
    /* About page responsive */
    .about-section {
        padding: 2rem 0;
    }
    
    .mission-vision {
        flex-direction: column;
        gap: 2rem;
    }
    
    .mission, .vision {
        padding: 2rem;
    }
    
    /* Image responsive */
    img {
        max-width: 100%;
        height: auto;
    }
    
    /* Table responsive */
    table {
        font-size: 0.9rem;
    }
    
    /* Navigation responsive */
    .mobile-menu-btn {
        padding: 0.5rem;
    }
    
    .mobile-menu {
        padding: 1rem;
    }
    
    /* Footer responsive */
    .footer-content {
        gap: 2rem;
    }
    
    .footer-nav-list {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    /* Button responsive */
    .btn {
        width: 100%;
        max-width: 100%;
    }
    
    /* Form elements responsive */
    input[type="text"],
    input[type="email"],
    input[type="tel"],
    textarea,
    select {
        font-size: 1rem;
        padding: 0.75rem;
        width: 100%;
        margin-bottom: 1rem;
    }
    
    /* Typography responsive */
    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.4rem;
    }
    
    h3 {
        font-size: 1.2rem;
    }
    
    p {
        font-size: 1rem;
        line-height: 1.6;
    }
    
    /* Research article specific styles */
    .research-article .article-header h1 {
        font-size: 1.8rem;
        line-height: 1.2;
    }
    
    .research-article .article-meta {
        font-size: 0.9rem;
        color: #666;
    }
    
    .research-article .article-content h2 {
        margin-top: 2rem;
        margin-bottom: 1rem;
    }
    
    .research-article .article-content h3 {
        margin-top: 1.5rem;
        margin-bottom: 0.75rem;
    }
    
    .research-article .article-content p {
        margin-bottom: 1rem;
    }
    
    .research-article .article-content ul,
    .research-article .article-content ol {
        margin-bottom: 1rem;
        padding-left: 1.5rem;
    }
    
    .research-article .article-content li {
        margin-bottom: 0.5rem;
        padding: 4rem 0;
    }
    
    .quick-links {
        padding: 3rem 0;
    }
    
    .featured-athletes {
        padding: 4rem 0;
    }
    
    /* Extra small screen optimizations */
    h1 {
        font-size: 1.6rem;
    }
    
    h2 {
        font-size: 1.3rem;
    }
    
    h3 {
        font-size: 1.1rem;
    }
    
    .btn {
        padding: 10px 16px;
        font-size: 0.9rem;
    }
    
    /* Improve tap targets for very small screens */
    a,
    button,
    input,
    select,
    textarea {
        min-height: 44px;
    }
    
    /* Adjust spacing for small screens */
    .featured-news,
    .tutorials, 
    .recent-research {
        padding: 3rem 0;
    }
    
    .news-card,
    .research-card {
        margin-bottom: 1.5rem;
    }
    
    /* Improve readability */
    p {
        font-size: 0.95rem;
    }
    
    /* Adjust logo size */
    .logo {
        font-size: 1.3rem;
    }
    
    /* Ensure mobile menu works well on very small screens */
    .mobile-menu {
        width: 280px;
    }
    
    /* Article page extra small screen styles */
    .article-title {
        font-size: 1.8rem !important;
    }
    
    .article-meta {
        flex-direction: column !important;
        gap: 1rem !important;
        align-items: flex-start !important;
    }
    
    .related-article {
        margin-bottom: 1rem !important;
    }
    
    /* Privacy policy and terms of service responsive */
    .privacy-container,
    .terms-container {
        grid-template-columns: 1fr !important;
        padding: 2rem 1rem !important;
        gap: 2rem !important;
    }
    
    .privacy-sidebar,
    .terms-sidebar {
        position: static !important;
        order: -1 !important;
    }
    
    .privacy-nav-title,
    .terms-nav-title {
        font-size: 1.1rem !important;
    }
    
    .privacy-container h2,
    .terms-container h2 {
        font-size: 1.5rem !important;
    }
    
    .privacy-container h3,
    .terms-container h3 {
        font-size: 1.2rem !important;
    }
    
    /* Ensure privacy content doesn't overflow on mobile */
    .privacy-content,
    .terms-content {
        padding: 1.5rem !important;
        overflow-x: hidden !important;
        max-width: 100% !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
    }
    
    /* Prevent long words from breaking layout */
    .privacy-container p,
    .terms-container p,
    .privacy-container li,
    .terms-container li {
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
    }
    
    /* Ensure all container elements respect screen width */
    .privacy-section-content,
    .terms-section-content {
        width: 100% !important;
        max-width: 100% !important;
        overflow-x: hidden !important;
    }
    
    /* Ensure images scale properly on mobile */
    .privacy-section img,
    .terms-section img {
        max-width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    
    .security-image {
        width: 100% !important;
        max-width: 100% !important;
    }
    
    /* Make tables responsive */
    .privacy-table,
    .terms-table {
        width: 100% !important;
        max-width: 100% !important;
        overflow-x: auto !important;
        display: block !important;
        border-collapse: collapse !important;
    }
    
    .privacy-table th,
    .privacy-table td,
    .terms-table th,
    .terms-table td {
        padding: 0.75rem !important;
        font-size: 0.9rem !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
    }
    
    /* Stack table rows on very small screens */
    @media (max-width: 480px) {
        .privacy-table,
        .terms-table {
            border: 0 !important;
        }
        
        .privacy-table thead,
        .terms-table thead {
            display: none !important;
        }
        
        .privacy-table tr,
        .terms-table tr {
            display: block !important;
            margin-bottom: 1rem !important;
            border-bottom: 2px solid var(--gray-color) !important;
        }
        
        .privacy-table td,
        .terms-table td {
            display: block !important;
            text-align: right !important;
            font-size: 0.85rem !important;
            border-bottom: 1px dotted var(--gray-color) !important;
        }
        
        .privacy-table td:last-child,
        .terms-table td:last-child {
            border-bottom: 0 !important;
        }
        
        .privacy-table td:before,
        .terms-table td:before {
            content: attr(data-label) !important;
            float: left !important;
            font-weight: bold !important;
            text-transform: uppercase !important;
            font-size: 0.75rem !important;
        }
    }}}