/* Hua's Classroom — design tokens */
:root {
  --ink: #121820;
  --ink-soft: #4a5568;
  --paper: #f6f7f9;
  --panel: #ffffff;
  --line: #e2e6ec;
  --teal: #0a6b6b;
  --teal-deep: #074f4f;
  --s2: #c26a2d;
  --s2-deep: #8a3f12;
  --s2-soft: #d4894a;
  --sg: #1e4d8c;
  --sg-deep: #163a6b;
  --sg-soft: #5a86c4;
  --gold: #b8962e;
  --sand: #eef2f5;
  --shadow: 0 20px 50px rgba(18, 24, 32, 0.1);
  --radius: 16px;
  --site-url: "https://huasclassroom.com";
}