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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: #333;
  background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 100%);
  min-height: 100vh;
}

/* Header Styles */
header {
  background: linear-gradient(135deg, #4b2e83 0%, #5d3fa0 100%);
  color: white;
  padding: 3rem 1.5rem;
  text-align: center;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  position: relative;
  overflow: hidden;
}

header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><path d="M10 50 Q 30 20, 50 50 T 90 50" stroke="rgba(255,255,255,0.1)" fill="none" stroke-width="2"/></svg>');
  opacity: 0.3;
}

.header-content {
  position: relative;
  z-index: 1;
}

header h1 {
  font-size: clamp(1.8rem, 5vw, 3rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.tagline {
  font-size: clamp(0.9rem, 2vw, 1.1rem);
  opacity: 0.95;
  max-width: 600px;
  margin: 0 auto;
  font-weight: 300;
}

/* Dark Mode Toggle Button */
.theme-toggle {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 1000;
  background: linear-gradient(135deg, #4b2e83 0%, #5d3fa0 100%);
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 25px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: 0 4px 12px rgba(75, 46, 131, 0.3);
  transition: all 0.3s ease;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.theme-toggle:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(75, 46, 131, 0.4);
  background: linear-gradient(135deg, #5d3fa0 0%, #4b2e83 100%);
}

.theme-toggle:active {
  transform: translateY(0);
}

/* Navigation Styles */
nav {
  background-color: #2c2c2c;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

nav button {
  background: transparent;
  color: white;
  border: none;
  padding: 1rem 1.5rem;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
  border-bottom: 3px solid transparent;
  font-size: 1rem;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

nav button:hover {
  background-color: #4b2e83;
  border-bottom-color: #fff;
  transform: translateY(-2px);
}

nav a {
  color: white;
  padding: 1rem 1.5rem;
  text-decoration: none;
  transition: all 0.3s ease;
  font-weight: 500;
  border-bottom: 3px solid transparent;
}

nav a:hover {
  background-color: #4b2e83;
  border-bottom-color: #fff;
  transform: translateY(-2px);
}

/* Section Styles */
section {
  padding: 3rem 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
  animation: fadeIn 0.6s ease-in;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.content-wrapper {
  background: white;
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

section h2 {
  color: #4b2e83;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 3px solid #4b2e83;
  display: inline-block;
}

.section-intro {
  font-size: 1.1rem;
  color: #666;
  margin-bottom: 2rem;
  font-style: italic;
}

/* About Section */
#about p {
  margin-bottom: 1.2rem;
  font-size: 1.05rem;
  line-height: 1.8;
}

.highlight-box {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  padding: 2rem;
  border-radius: 10px;
  margin-top: 2rem;
  border-left: 4px solid #625086;
}

.highlight-box h3 {
  color: #625086;
  margin-bottom: 1rem;
  font-size: 1.4rem;
}

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

.benefits-list li {
  padding: 0.75rem;
  margin: 0.5rem 0;
  background: white;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  font-size: 1.05rem;
  transition: transform 0.2s ease;
}

.benefits-list li:hover {
  transform: translateX(10px);
}

/* Schedule Section */
.schedule-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.schedule-card {
  background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  border: 2px solid #e9ecef;
  transition: all 0.3s ease;
}

.schedule-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(75, 46, 131, 0.15);
  border-color: #625086;
}

.schedule-card h3 {
  color: #625086;
  margin-bottom: 1rem;
  font-size: 1.3rem;
}

.schedule-card ul {
  list-style: none;
  padding: 0;
}

.schedule-card li {
  padding: 0.75rem 0;
  border-bottom: 1px solid #e9ecef;
  font-size: 1rem;
}

.schedule-card li:last-child {
  border-bottom: none;
}

.schedule-card strong {
  color: #625086;
}

/* Contact Section */
.contact-card {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  padding: 2.5rem;
  border-radius: 10px;
  margin-top: 2rem;
  text-align: center;
  border: 2px solid #e9ecef;
}

.contact-card h3 {
  color: #625086;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.coach-name {
  font-size: 1.8rem;
  font-weight: 700;
  color: #2c2c2c;
  margin: 1rem 0;
}

.contact-info {
  font-size: 1.1rem;
  margin: 1.5rem 0;
}

.contact-info a {
  color: #625086;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  padding: 0.5rem 1rem;
  border-radius: 5px;
  display: inline-block;
}

.contact-info a:hover {
  background-color: #625086;
  color: white;
  transform: scale(1.05);
}

.contact-note {
  color: #666;
  font-style: italic;
  margin-top: 1.5rem;
  font-size: 0.95rem;
}

/* Footer Styles */
footer {
  background: linear-gradient(135deg, #625086 0%, #7a64a0 100%);
  color: white;
  text-align: center;
  padding: 2rem 1rem;
  margin-top: 3rem;
  box-shadow: 0 -4px 6px rgba(0, 0, 0, 0.1);
}

footer p {
  font-size: 1rem;
  font-weight: 300;
}

/* Responsive Design */
@media (max-width: 768px) {
  .content-wrapper {
    padding: 1.5rem;
  }
  
  .theme-toggle {
    padding: 0.6rem 1.2rem;
    font-size: 0.85rem;
  }
  
  nav button, nav a {
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
  }
  
  section {
    padding: 2rem 1rem;
  }
  
  .schedule-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .highlight-box {
    padding: 1.5rem;
  }
  
  .contact-card {
    padding: 1.5rem;
  }
}

@media (max-width: 480px) {
  header {
    padding: 2rem 1rem;
  }
  
  .theme-toggle {
    top: 0.5rem;
    right: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
  }
  
  nav {
    flex-direction: column;
  }
  
  nav button, nav a {
    width: 100%;
    text-align: center;
    border-bottom: 1px solid #444;
  }
  
  .benefits-list li {
    font-size: 0.95rem;
  }
}

/* Print Styles */
@media print {
  nav {
    display: none;
  }
  
  section {
    page-break-inside: avoid;
  }
}