/* Hallmark · Atelier adapted to the existing 下课见 brand. */
:root {
  --color-paper: oklch(0.979553 0.005714 84.566);
  --color-surface: oklch(0.994743 0.004503 78.299);
  --color-paper-2: oklch(0.929453 0.014237 12.032);
  --color-ink: oklch(0.291181 0.009059 28.964);
  --color-muted: oklch(0.501083 0.011904 58.032);
  --color-rule: oklch(0.865134 0.013066 63.897);
  --color-control-rule: oklch(0.612 0.017 59);
  --color-accent: oklch(0.446321 0.096003 9.960);
  --color-accent-hover: oklch(0.387165 0.089306 9.136);
  --color-accent-ink: var(--color-surface);
  --color-focus: var(--color-ink);
  --color-success: oklch(0.486878 0.052428 161.246);
  --color-error: oklch(0.470175 0.147010 15.823);
  --color-error-surface: oklch(0.941507 0.018566 17.488);
  --font-display: 'Songti SC', 'STSong', 'Noto Serif CJK SC', 'SimSun', serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Noto Sans CJK SC', 'Microsoft YaHei', sans-serif;
  --font-outlier: 'Baskerville', 'Times New Roman', serif;
  --space-3xs: 0.25rem;
  --space-2xs: 0.5rem;
  --space-xs: 0.75rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 5.5rem;
  --space-3xl: 6rem;
  --space-page-gutter: 2.5rem;
  --space-content-gutter: 4rem;
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-md: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.5rem;
  --text-2xl: 2rem;
  --text-display: clamp(3rem, 6.45vw, 6.5rem);
  --text-mobile-display: clamp(2.4rem, 11vw, 3rem);
  --text-welcome-copy: 1.25rem;
  --text-brand: clamp(2.25rem, 5vw, 4.25rem);
  --text-login-heading: clamp(1.75rem, 3vw, 3rem);
  --rule-hair: 1px;
  --radius-input: 4px;
  --radius-button: 4px;
  --control-height: 3.5rem;
  --control-height-large: 4.5rem;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in: cubic-bezier(0.7, 0, 0.84, 0);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-short: 140ms;
}