@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Lora:ital,wght@0,400;0,500;0,600;1,400&family=Noto+Sans+KR:wght@300;400;500;700&family=Noto+Serif+KR:wght@400;600;700&family=Playfair+Display:ital,wght@0,500;0,700;1,400&display=swap');

:root {
  /* Colors - Lake Baikal Inspired Palette */
  --bg-primary: #ffffff;             /* Snow White */
  --bg-secondary: #f3f7f9;           /* Ice White (very light cyan-blue tinted white) */
  --bg-tertiary: #e5edf1;            /* Pale Sky Blue */
  --bg-overlay: rgba(243, 247, 249, 0.85); /* Frosty transparent overlay */
  
  --border-light: #e0ebf0;           /* Clean Ice Crack silver-gray */
  --border-medium: #cbd5e0;          /* Soft Silver-Gray border */
  --border-dark: #2c3e50;            /* Deep Blue-Gray border for structure */

  --accent-cyan: #008fa0;            /* Transparent Cyan */
  --accent-blue: #0b3c5d;            /* Clear Deep Lake Blue */
  --accent-blue-hover: #072c47;      /* Darker Baikal Depth */
  --accent-ice: rgba(191, 227, 235, 0.35); /* Translucent ice accent */
  
  --text-primary: #152230;           /* Deep Lake Black (high contrast, readable, non-pure black) */
  --text-secondary: #4a5a6a;         /* Muted Slate Gray */
  --text-muted: #7c8e9f;             /* Ice Mist Gray */
  --text-on-dark: #ffffff;           /* Pure white text for dark elements */

  /* Typography Pairing */
  --font-logo: 'Playfair Display', 'Noto Serif KR', serif;
  --font-serif: 'Lora', 'Noto Serif KR', serif;
  --font-sans: 'Inter', 'Noto Sans KR', sans-serif;

  /* Layout Variables */
  --max-width: 1200px;
  --max-width-article: 720px;
  --header-height: 80px;
  --footer-height: auto;
  --transition-smooth: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --border-radius-sm: 2px;            /* Sharp, clean, editorial corners */
  --border-radius-md: 4px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-smooth);
}

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