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

:root {
  --ink: #111827;
  --muted: #667085;
  --line: rgba(17, 24, 39, 0.12);
  --surface: #ffffff;
  --surface-soft: #f7f8fc;
  --surface-tint: #eef3ff;
  --shadow: 0 20px 48px rgba(15, 23, 42, 0.12);
  --shadow-soft: 0 10px 28px rgba(15, 23, 42, 0.08);
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-dark: #172554;
  --green: #16a34a;
  --red: #ef4444;
  --blue: #2563eb;
  --amber: #f59e0b;
  --violet: #7c3aed;
  --radius: 8px;
  --container: 1120px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  padding: 0;
  margin: 0;
  font-family: 'Noto Sans SC', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--ink);
  background: var(--surface-soft);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3{
  text-align: center;
  margin: 0;
  line-height: 1.15;
}

h4, h5, h6{
  text-align: left;
  margin: 0;
}

a {
  text-decoration: none;
  color: inherit;
  font-family: inherit;
  cursor: pointer;
}
a:hover{
  text-decoration: none;
}

button {
  cursor: pointer;
  font-family: inherit;
  border: 0;
  transition: transform 160ms ease, background-color 160ms ease, box-shadow 160ms ease, filter 160ms ease;
}

button:hover {
  transform: translateY(-1px);
}

button:active {
  transform: translateY(0);
}

input,
textarea {
  font-family: inherit;
}

input:focus,
textarea:focus,
button:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.25);
  outline-offset: 3px;
}

::selection {
  color: #ffffff;
  background: var(--primary);
}

.center {
  text-align: center;
}