* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

html, body {
  height: 100%;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-dark);
  color: var(--text-primary);
  position: relative;
  line-height: 1.5;
}

/* Layout */
.app-container {
  display: flex;
  height: 100vh;
  
}

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  position: relative;
}

a {
  text-decoration: none;
  color: inherit;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, textarea, select {
  font-family: inherit;
}

ul, ol {
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.text-center {
  text-align: center;
}

.hidden {
  display: none;
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.02);
}

::-webkit-scrollbar-thumb {
  background: rgba(59, 130, 246, 0.3);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(59, 130, 246, 0.5);
}

@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }
}