@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/static/pretendard.min.css");

:root {
  /* Colors */
  --color-primary: #0f172a;
  --color-secondary: #1e293b;
  --color-accent1: #667eea;
  --color-accent2: #764ba2;
  --color-accent-hover: #5a6fd6;
  --color-text-main: #f8fafc;
  --color-text-muted: #94a3b8;
  --color-glass-bg: rgba(30, 41, 59, 0.7);
  --color-glass-border: rgba(255, 255, 255, 0.1);
  --color-success: #4ade80;
  --color-danger: #f87171;
  --color-warning: #fbbf24;

  /* Typography */
  --font-family: 'Pretendard', 'Inter', 'Noto Sans KR', sans-serif;
  --font-size-h1: 3.5rem;
  --font-size-h2: 2.5rem;
  --font-size-h3: 1.5rem;
  --font-size-body: 1rem;
  --font-size-small: 0.875rem;

  /* Rounded */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-xxl: 48px;

  /* Gradient */
  --gradient-primary: linear-gradient(135deg, var(--color-accent1) 0%, var(--color-accent2) 100%);
}

/* Base Styles */
body {
  font-family: var(--font-family);
  background-color: var(--color-primary);
  color: var(--color-text-main);
}

/* Glassmorphism Utilities */
.glass-panel {
  background: var(--color-glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

/* Button Utilities */
.btn-premium {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  color: var(--color-text-main);
  border: none;
  border-radius: var(--radius-lg);
  padding: var(--space-sm) var(--space-md);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(118, 75, 162, 0.3);
  text-decoration: none;
}

.btn-premium:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(118, 75, 162, 0.5);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--color-text-main);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-sm) var(--space-md);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(5px);
  text-decoration: none;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.2);
}

/* Standardized Scrollbar for Dark Theme */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: #334155;
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: #475569;
}