:root {
  --primary-color: #2dd4bf;
  --primary-dark: #14b8a6;
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --bg-primary: #ffffff;
  --bg-card: #f9fafb;
  --border-radius: 12px;
  --shadow-light: 0 1px 3px rgba(0, 0, 0, 0.1);
  --font-primary: 'Inter', sans-serif;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}


body {
  margin: 0;
  font-family: var(--font-primary);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}


.navbar {
  width: 100%;
  background: white;
  padding: 18px 40px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  font-weight: 700;
  font-size: 24px;
  color: var(--primary-color);
  align-items: center;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: white;
  font-weight: 700;
  font-size: 16px;
  border-radius: 12px;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-right: 12px;
}

.nav-menu {
  list-style: none;
  display: flex;
  gap: 28px;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  position: relative;
  padding-bottom: 2px;
  transition: var(--transition);
}

.nav-link.active,
.nav-link:hover {
  color: var(--primary-color);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  width: 100%;
  bottom: 0;
  left: 0;
  height: 3px;
  background: var(--primary-color);
  border-radius: 4px;
}


.services {
  flex-grow: 1;
  padding: 100px 20px 60px;
  max-width: 1200px;
  margin: 0 auto;
}

.services-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.services-title {
  font-size: 3rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
  text-align: center;
}

.services-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 650px;
  margin: 0 auto 50px auto;
  text-align: center;
  line-height: 1.6;
}

.events-grid {
  display: grid;
  gap: 30px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.event-card {
  background: var(--bg-card);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  padding: 30px;
  transition: var(--transition);
  cursor: default;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.event-card:hover {
  box-shadow: 0 10px 20px rgba(45, 212, 191, 0.3);
  transform: translateY(-5px);
}

.service-icon {
  font-size: 40px;
  color: var(--primary-color);
  margin-bottom: 20px;
}


.event-form {
  background: var(--bg-card);
  max-width: 600px;
  margin: 0 auto 60px;
  padding: 40px;
  border-radius: var(--border-radius);
  box-shadow: 0 10px 25px rgba(45, 212, 191, 0.15);
  display: flex;
  flex-direction: column;
  gap: 25px;
  font-family: var(--font-primary);
}

.event-form h2 {
  text-align: center;
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
}

.form-group label {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 1rem;
}

.event-form input[type="text"],
.event-form input[type="email"],
.event-form select,
.event-form textarea {
  padding: 12px 16px;
  font-size: 1rem;
  border: 1.8px solid #d1d5db;
  border-radius: 10px;
  background: white;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  font-family: var(--font-primary);
  resize: vertical;
}

.event-form input[type="text"]:focus,
.event-form input[type="email"]:focus,
.event-form select:focus,
.event-form textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 8px var(--primary-color);
  background: #fefefe;
}

.event-form select {
  appearance: none;
  background: url('data:image/svg+xml;utf8,<svg fill="%236b7280" height="24" viewBox="0 0 24 24" width="24" xmlns="http://www.w3.org/2000/svg"><path d="M7 10l5 5 5-5z"/></svg>') no-repeat right 16px center;
  background-size: 20px;
  cursor: pointer;
}

.event-form textarea {
  min-height: 100px;
  line-height: 1.5;
}

.btn-submit {
  background: var(--primary-color);
  color: white;
  font-weight: 700;
  font-size: 1.1rem;
  padding: 14px 0;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: background 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 4px 8px rgba(45, 212, 191, 0.5);
}

.btn-submit:hover,
.btn-submit:focus {
  background: var(--primary-dark);
  box-shadow: 0 6px 14px rgba(20, 184, 166, 0.7);
  outline: none;
}


.error-message {
  color: #dc2626;
  font-size: 0.85rem;
  position: absolute;
  bottom: -20px;
  left: 0;
  display: none;
}


@media (max-width: 768px) {
  .nav-menu {
    gap: 16px;
  }

  .services-title {
    font-size: 2.2rem;
  }

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

@media (max-width: 480px) {
  .event-form {
    padding: 30px 20px;
  }
}