/* CSS Variables - Пастельная цветовая схема с брутализмом */
:root {
  /* Пастельные основные цвета */
  --primary-color: #FFB3D9;
  --primary-dark: #FF8FC7;
  --secondary-color: #B3E5FF;
  --secondary-dark: #8FDCFF;
  --accent-color: #FFFAB3;
  --accent-dark: #FFF88A;
  
  /* Биоморфные цвета */
  --bio-green: #B3FFB3;
  --bio-coral: #FFB3B3;
  --bio-purple: #D9B3FF;
  --bio-orange: #FFD9B3;
  
  /* Нейтральные цвета */
  --bg-color: #FEFEFE;
  --text-primary: #2D2D2D;
  --text-secondary: #5A5A5A;
  --text-light: #8A8A8A;
  --white: #FFFFFF;
  --black: #1A1A1A;
  
  /* Градиенты */
  --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  --gradient-bio: linear-gradient(120deg, var(--bio-green), var(--bio-coral), var(--bio-purple));
  --gradient-overlay: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.4));
  
  /* Шрифты */
  --font-heading: 'Inter', sans-serif;
  --font-body: 'IBM Plex Sans', sans-serif;
  
  /* Размеры */
  --header-height: 80px;
  --container-max-width: 1200px;
  --border-radius: 20px;
  --border-radius-small: 12px;
  
  /* Анимации */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.4s ease;
  --transition-slow: 0.6s ease;
  
  /* Тени */
  --shadow-light: 0 4px 20px rgba(0,0,0,0.1);
  --shadow-medium: 0 8px 30px rgba(0,0,0,0.15);
  --shadow-heavy: 0 15px 50px rgba(0,0,0,0.2);
}

/* Базовые стили */
* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background-color: var(--bg-color);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Контейнеры */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* Типография */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  margin: 0 0 1rem 0;
  color: var(--text-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
  margin: 0 0 1.5rem 0;
  color: var(--text-secondary);
}

/* Глобальные стили кнопок */
.btn {
  display: inline-block;
  padding: 15px 30px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  text-align: center;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 1px;
  transform: perspective(1px) translateZ(0);
  backface-visibility: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-bio);
  transition: left var(--transition-medium);
  z-index: -1;
}

.btn:hover::before {
  left: 0;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--white);
  box-shadow: var(--shadow-medium);
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: var(--shadow-heavy);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 3px solid var(--primary-color);
}

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

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

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

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 3px solid var(--primary-color);
}

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

.nav-brand  {
  text-decoration: none;
}

.nav-brand h1 {
  font-size: 1.8rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0;
  text-decoration: none;
}

.nav-main {
  display: flex;
}

.nav-list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 2rem;
}

.nav-list a {
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 500;
  font-family: var(--font-heading);
  position: relative;
  transition: var(--transition-medium);
}

.nav-list a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--gradient-primary);
  transition: width var(--transition-medium);
}

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

.burger-menu {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
}

.burger-menu span {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  transition: var(--transition-medium);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: -2;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-overlay);
  z-index: -1;
}

.hero-content {
  text-align: center;
  max-width: 800px;
  padding: 2rem;
  animation: heroFloat 3s ease-in-out infinite alternate;
}

.hero-title {
  color: var(--white);
  margin-bottom: 1.5rem;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.hero-subtitle {
  color: var(--white);
  font-size: 1.3rem;
  margin-bottom: 2.5rem;
  text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

.hero-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Секции */
section {
  padding: 5rem 0;
  position: relative;
}

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

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.section-subtitle {
  text-align: center;
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 4rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Features Section */
.features {
  background: linear-gradient(135deg, var(--bio-green) 0%, var(--bg-color) 50%, var(--bio-purple) 100%);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
}

.feature-card {
  background: var(--white);
  border-radius: var(--border-radius);
  padding: 2rem;
  box-shadow: var(--shadow-light);
  transition: all var(--transition-medium);
  border: 4px solid transparent;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.feature-card:hover {
  transform: translateY(-10px) rotate(1deg);
  box-shadow: var(--shadow-heavy);
  border-color: var(--primary-color);
}

.card-image {
  margin-bottom: 1.5rem;
  width: 100%;
  display: flex;
  justify-content: center;
}

.card-image img {
  width: 100%;
  max-width: 300px;
  height: 200px;
  object-fit: cover;
  border-radius: var(--border-radius-small);
  margin: 0 auto;
}

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

/* Projects Section */
.projects {
  background: var(--bg-color);
}

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

.project-card {
  background: var(--white);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-medium);
  transition: all var(--transition-medium);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-heavy);
}

.project-card .card-image {
  margin-bottom: 0;
  height: 250px;
  overflow: hidden;
}

.project-card .card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.project-card:hover .card-image img {
  transform: scale(1.1);
}

.project-card .card-content {
  padding: 2rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.project-stats {
  display: flex;
  gap: 1rem;
  margin-top: auto;
  padding-top: 1rem;
}

.stat {
  background: var(--gradient-primary);
  color: var(--white);
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius-small);
  font-size: 0.9rem;
  font-weight: 600;
}

/* Webinars Section */
.webinars {
  background: linear-gradient(45deg, var(--bio-coral) 0%, var(--bg-color) 50%, var(--bio-orange) 100%);
}

.webinars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
}

.webinar-card {
  background: var(--white);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-light);
  transition: all var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

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

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

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

.webinar-details {
  display: flex;
  gap: 1rem;
  margin: 1rem 0;
  font-size: 0.9rem;
  color: var(--text-light);
}

.webinar-date, .webinar-time {
  background: var(--accent-color);
  padding: 0.3rem 0.8rem;
  border-radius: var(--border-radius-small);
  font-weight: 500;
}

/* Events Section */
.events {
  background: var(--bg-color);
}

.events-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.event-item {
  display: flex;
  gap: 2rem;
  background: var(--white);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  border-left: 6px solid var(--primary-color);
  transition: all var(--transition-medium);
}

.event-item:hover {
  transform: translateX(10px);
  box-shadow: var(--shadow-medium);
}

.event-date {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 80px;
  background: var(--gradient-primary);
  color: var(--white);
  padding: 1rem;
  border-radius: var(--border-radius-small);
  text-align: center;
}

.day {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
}

.month {
  font-size: 0.9rem;
  font-weight: 500;
  margin-top: 0.2rem;
}

.event-content h3 {
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.event-details {
  display: flex;
  gap: 2rem;
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--text-light);
}

.location, .time {
  position: relative;
  padding-left: 1.5rem;
}

.location::before {
  content: '📍';
  position: absolute;
  left: 0;
}

.time::before {
  content: '🕒';
  position: absolute;
  left: 0;
}

/* Events Calendar */
.events-calendar {
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--bg-color) 100%);
}

.calendar-container {
  max-width: 600px;
  margin: 0 auto;
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-medium);
  overflow: hidden;
}

.calendar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  background: var(--gradient-primary);
  color: var(--white);
}

.calendar-nav {
  background: transparent;
  border: 2px solid var(--white);
  color: var(--white);
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius-small);
  cursor: pointer;
  font-size: 1.2rem;
  transition: var(--transition-fast);
}

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

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 1px;
  background: var(--text-light);
}

.calendar-day-header {
  background: var(--bio-green);
  padding: 1rem;
  text-align: center;
  font-weight: 600;
  color: var(--text-primary);
}

.calendar-day {
  background: var(--white);
  padding: 1rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition-fast);
  min-height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.calendar-day:hover {
  background: var(--accent-color);
}

.event-day {
  background: var(--primary-color);
  color: var(--white);
  font-weight: 600;
}

.event-day:hover {
  background: var(--primary-dark);
}

/* External Resources */
.external-resources {
  background: linear-gradient(120deg, var(--bio-purple) 0%, var(--bg-color) 50%, var(--accent-color) 100%);
}

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

.resource-card {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  transition: all var(--transition-medium);
  border-top: 5px solid var(--secondary-color);
  display: flex;
  flex-direction: column;
}

.resource-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
  border-top-color: var(--primary-color);
}

.resource-link {
  display: inline-block;
  color: var(--secondary-color);
  text-decoration: none;
  font-weight: 600;
  margin-top: auto;
  padding: 0.5rem 0;
  position: relative;
  transition: var(--transition-medium);
}

.resource-link::after {
  content: ' →';
  transition: transform var(--transition-fast);
}

.resource-link:hover {
  color: var(--primary-color);
}

.resource-link:hover::after {
  transform: translateX(5px);
}

/* Careers Section */
.careers {
  background: var(--bg-color);
}

.careers-intro {
  max-width: 800px;
  margin: 0 auto 3rem;
  text-align: center;
}

.job-openings {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
}

.job-card {
  background: var(--white);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-light);
  transition: all var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.job-card:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-medium);
}

.job-card .card-image img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

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

.job-details {
  display: flex;
  gap: 1rem;
  margin: 1rem 0;
  font-size: 0.9rem;
}

.job-location, .job-type {
  background: var(--bio-green);
  padding: 0.3rem 0.8rem;
  border-radius: var(--border-radius-small);
  font-weight: 500;
}

/* Community Section */
.community {
  background: linear-gradient(135deg, var(--accent-color) 0%, var(--bg-color) 50%, var(--bio-coral) 100%);
}

.community-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 4rem;
}

.stat-item {
  text-align: center;
  background: var(--white);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  transition: all var(--transition-medium);
}

.stat-item:hover {
  transform: translateY(-5px) rotate(-1deg);
  box-shadow: var(--shadow-medium);
}

.stat-item h3 {
  font-size: 3rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

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

.testimonial-card {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  transition: all var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.testimonial-card:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-medium);
}

.testimonial-card .card-image {
  margin-bottom: 1rem;
}

.testimonial-card .card-image img {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--primary-color);
}

.testimonial-card cite {
  margin-top: 1rem;
  font-style: normal;
  font-weight: 600;
  color: var(--primary-color);
}

/* Gallery Section */
.gallery {
  background: var(--bg-color);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  transition: all var(--transition-medium);
}

.gallery-item:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-heavy);
}

.gallery-item img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-item:hover img {
  transform: scale(1.1);
}

/* FAQ Section */
.faq {
  background: linear-gradient(135deg, var(--bio-green) 0%, var(--bg-color) 100%);
}

.faq-accordion {
  max-width: 800px;
  margin: 0 auto;
}

.accordion-item {
  background: var(--white);
  margin-bottom: 1rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  overflow: hidden;
}

.accordion-header {
  width: 100%;
  padding: 1.5rem 2rem;
  background: transparent;
  border: none;
  text-align: left;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition-medium);
}

.accordion-header:hover {
  background: var(--accent-color);
}

.accordion-icon {
  font-size: 1.5rem;
  transition: transform var(--transition-medium);
}

.accordion-item.active .accordion-icon {
  transform: rotate(45deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-medium);
}

.accordion-item.active .accordion-content {
  max-height: 500px;
}

.accordion-content p {
  padding: 0 2rem 1.5rem;
  margin: 0;
}

/* Contact Section */
.contact {
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--bg-color) 50%, var(--primary-color) 100%);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-item {
  background: var(--white);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  border-left: 5px solid var(--primary-color);
}

.contact-item h3 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.contact-form {
  background: var(--white);
  padding: 2.5rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-medium);
}

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

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

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  border: 3px solid var(--accent-color);
  border-radius: var(--border-radius-small);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition-medium);
  background: var(--bg-color);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(255, 179, 217, 0.3);
}

/* Footer */
.footer {
  background: var(--black);
  color: var(--white);
  padding: 3rem 0 1rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
  color: var(--white);
  margin-bottom: 1rem;
}

.footer-section p {
  color: var(--text-light);
}

.footer-section ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

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

.footer-section ul li a {
  color: var(--text-light);
  text-decoration: none;
  transition: var(--transition-medium);
}

.footer-section ul li a:hover {
  color: var(--primary-color);
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid #333;
  padding-top: 1rem;
  text-align: center;
  color: var(--text-light);
}

/* Success Page */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-bio);
  text-align: center;
  padding: 2rem;
}

.success-content {
  background: var(--white);
  padding: 3rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-heavy);
  max-width: 500px;
}

.success-content h1 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.success-content p {
  margin-bottom: 2rem;
}

/* Privacy & Terms Pages */
.privacy-page,
.terms-page {
  padding-top: 100px;
  min-height: 100vh;
}

.privacy-content,
.terms-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem;
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
}

/* Анимации */
@keyframes heroFloat {
  0% { transform: translateY(0px); }
  100% { transform: translateY(-20px); }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-10px); }
  60% { transform: translateY(-5px); }
}

.animate-fade-in {
  animation: fadeInUp 0.8s ease-out;
}

.animate-bounce {
  animation: bounce 2s infinite;
}

/* Responsive Design */
@media (max-width: 768px) {
  :root {
    --container-max-width: 100%;
  }

  .nav-main {
    display: none;
  }

  .burger-menu {
    display: flex;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

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

  .event-item {
    flex-direction: column;
    text-align: center;
  }

  .event-details {
    justify-content: center;
  }

  .calendar-day {
    padding: 0.5rem;
    min-height: 40px;
  }

  .community-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .features-grid,
  .projects-grid,
  .webinars-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }

  section {
    padding: 3rem 0;
  }

  .hero-content {
    padding: 1rem;
  }

  .btn {
    padding: 12px 24px;
    font-size: 0.9rem;
  }

  .community-stats {
    grid-template-columns: 1fr;
  }

  .stat-item h3 {
    font-size: 2rem;
  }
}

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

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }

.hidden { display: none; }
.visible { display: block; }

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-color);
}

::-webkit-scrollbar-thumb {
  background: var(--gradient-primary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-dark);
}