* { 
  box-sizing: border-box; 
}

body {
  background: linear-gradient(135deg, #0f0f0f 0%, #1a1a1a 100%);
  color: #e0e0e0;
  font-family: 'Inter', system-ui, sans-serif;
  margin: 0;
  padding: 0;
  min-height: 100vh;
}

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

.header-section {
  background: linear-gradient(135deg, #1f1f1f 0%, #2a2a2a 100%);
  border: 1px solid #333;
  padding: 40px;
  border-radius: 16px;
  margin-bottom: 32px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.header-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #72ff72, #bb86fc, #03dac6);
}

.header-section h1 {
  margin: 0 0 16px 0;
  font-size: 36px;
  color: #72ff72;
  font-weight: 700;
  background: linear-gradient(135deg, #72ff72, #90ff90);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header-subtitle {
  color: #aaa;
  font-size: 18px;
  margin-bottom: 24px;
}

.stats-bar {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 24px;
  padding: 16px 0;
}

.world-count {
  color: #aaa;
  font-size: 16px;
}

.world-count .count {
  color: #72ff72;
  font-weight: 600;
}

.world-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.world {
  background: linear-gradient(135deg, #292929, #232323);
  border: 1px solid #333;
  padding: 12px;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.world::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, #72ff72, #bb86fc);
  transform: translateX(-100%);
  transition: transform 0.3s ease;
}

.world:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.4);
  border-color: #72ff72;
}

.world:hover::before {
  transform: translateX(0);
}

.world-row {
  display: grid;
  grid-template-columns: 2fr 3fr 1fr;
  gap: 20px;
  align-items: center;
}

.world-title-section {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.world-title {
  font-size: 20px;
  color: #bb86fc;
  margin: 0;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.world-title i {
  font-size: 16px;
  color: #72ff72;
}

.world-version {
  font-size: 14px;
  color: #72ff72;
  background: rgba(114, 255, 114, 0.1);
  padding: 4px 8px;
  border-radius: 12px;
  font-weight: 500;
  display: inline-block;
  width: fit-content;
}

.world-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.meta-label {
  font-size: 11px;
  color: #666;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 500;
}

.meta-value {
  font-size: 14px;
  color: #ccc;
  font-weight: 500;
}

.world-download {
  text-align: right;
}

.download-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background: linear-gradient(135deg, #6a4c93, #7a5ca3);
  color: white;
  text-decoration: none;
  border-radius: 8px;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.download-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  transition: left 0.5s ease;
}

.download-link:hover::before {
  left: 100%;
}

.download-link:hover {
  background: linear-gradient(135deg, #7a5ca3, #8a6cb3);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.loading-spinner {
  display: none;
  justify-content: center;
  align-items: center;
  padding: 40px;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid #333;
  border-top: 3px solid #bb86fc;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.error-message {
  text-align: center;
  padding: 40px;
  color: #ff6b6b;
  background: linear-gradient(135deg, #1f1f1f, #2a2a2a);
  border-radius: 16px;
  border: 2px solid #ff6b6b;
  margin-top: 32px;
}

.error-message i {
  font-size: 48px;
  margin-bottom: 16px;
}