@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0/css/all.min.css');

:root {
  /* Palette: #2C3E50, #3498DB, #ECF0F1, #E74C3C */
  --primary-color: #2C3E50;
  --secondary-color: #34495E;
  --accent-color: #3498DB;
  --light-color: #ECF0F1;
  --dark-color: #1A252F;
  --gradient-primary: linear-gradient(135deg, #2C3E50 0%, #3498DB 100%);
  --hover-color: #2980B9;
  --background-color: #F9FAFB;
  --text-color: #2C3E50;
  --border-color: rgba(52, 152, 219, 0.2);
  --divider-color: rgba(44, 62, 80, 0.1);
  --shadow-color: rgba(44, 62, 80, 0.15);
  --highlight-color: #E74C3C; /* Complementary */
  
  --main-font: 'Montserrat', sans-serif;
  --alt-font: 'Open Sans', sans-serif;
}

/* Neuromorphism & Utils */
.neu-flat {
    background: var(--background-color);
    box-shadow: 5px 5px 10px rgba(0,0,0,0.05), -5px -5px 10px #ffffff;
    border-radius: 12px;
}
.neu-pressed {
    background: var(--background-color);
    box-shadow: inset 5px 5px 10px rgba(0,0,0,0.05), inset -5px -5px 10px #ffffff;
    border-radius: 12px;
}
.text-shadow { text-shadow: 2px 2px 4px rgba(0,0,0,0.3); }

/* Mobile Menu Logic (No JS) */
#nav-toggle { display: none; }
#nav-toggle:checked ~ nav { display: block; }
@media (min-width: 768px) {
    #nav-toggle:checked ~ nav { display: block !important; }
}