@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --primary: #6C5CE7;
  --primary-dark: #5A4BD1;
  --accent: #00D2D3;
  --accent-light: #55E6C1;
  --dark: #2D3436;
  --gray-900: #1e293b;
  --gray-700: #334155;
  --gray-600: #475569;
  --gray-400: #94a3b8;
  --gray-200: #e2e8f0;
  --gray-100: #f1f5f9;
  --gray-50: #f8fafc;
  --white: #ffffff;
  --gradient: linear-gradient(135deg, #6C5CE7 0%, #a29bfe 30%, #00D2D3 70%, #81ecec 100%);
  --gradient-dark: linear-gradient(135deg, #5A4BD1 0%, #6C5CE7 50%, #00B4B5 100%);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
  --radius: 16px;
}

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

body {
  font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--gray-900);
  background: var(--gray-50);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ── Scroll Animation ── */
.fade-up {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* Lang toggle */
.lang-btn {
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:50%;font-size:13px;font-weight:700;
  cursor:pointer;transition:all .2s;border:2px solid var(--primary);
  color:var(--primary);background:transparent;text-decoration:none;
}
.lang-btn:hover{background:var(--primary);color:#fff;}
.dm-lang-btn {
  display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;border-radius:50%;font-size:12px;font-weight:700;
  cursor:pointer;transition:all .2s;border:2px solid #5268db;
  color:#5268db;background:transparent;margin-left:auto;
}
.dm-lang-btn:hover{background:#5268db;color:#fff;}

/* Print */
@media print {
  .nav { display: none; }
  .hero { min-height: auto; padding: 60px 32px; }
  .feature-section, .section { padding: 40px 20px; }
  .fade-up { opacity: 1; transform: none; }
}