/* Hallmark · design-system: design.md · genre: atmospheric · route: custom (tuned)
 * theme: custom · vibe: "专业 可信 深色 未来科技" · paper: oklch(15% 0.018 255) · accent: oklch(70% 0.17 250)
 * display: Bahnschrift · body: Aptos + PingFang SC · axes: dark / geometric / cool
 * studied: no · context: user-provided · v0.6.x
 */
:root {
  color-scheme: dark;

  --tb-color-paper: oklch(15% 0.018 255);
  --tb-color-paper-deep: oklch(11.5% 0.018 255);
  --tb-color-paper-2: oklch(18% 0.022 255);
  --tb-color-paper-3: oklch(22% 0.025 255);
  --tb-color-paper-4: oklch(27% 0.028 255);
  --tb-color-ink: oklch(96% 0.008 250);
  --tb-color-ink-2: oklch(78% 0.018 250);
  --tb-color-muted: oklch(64% 0.02 250);
  --tb-color-rule: oklch(35% 0.027 255);
  --tb-color-rule-soft: oklch(28% 0.023 255);
  --tb-color-accent: oklch(70% 0.17 250);
  --tb-color-accent-strong: oklch(76% 0.19 250);
  --tb-color-accent-soft: oklch(70% 0.17 250 / 0.14);
  --tb-color-accent-faint: oklch(70% 0.17 250 / 0.07);
  --tb-color-accent-ink: oklch(13% 0.025 255);
  --tb-color-focus: oklch(82% 0.15 235);
  --tb-color-success: oklch(75% 0.14 155);
  --tb-color-success-soft: oklch(75% 0.14 155 / 0.13);
  --tb-color-error: oklch(72% 0.17 25);
  --tb-color-error-soft: oklch(72% 0.17 25 / 0.13);
  --tb-color-warning: oklch(82% 0.14 85);
  --tb-color-warning-soft: oklch(82% 0.14 85 / 0.13);
  --tb-color-scrim: oklch(8% 0.012 255 / 0.78);
  --tb-color-image-scrim: oklch(12% 0.022 255 / 0.42);
  --tb-color-transparent: transparent;

  --tb-font-display: "Bahnschrift", "Arial Narrow", "PingFang SC", "Microsoft YaHei", sans-serif;
  --tb-font-body: "Aptos", "PingFang SC", "Microsoft YaHei", sans-serif;
  --tb-font-mono: "Cascadia Mono", "SFMono-Regular", Consolas, monospace;

  --tb-space-3xs: 0.25rem;
  --tb-space-2xs: 0.5rem;
  --tb-space-xs: 0.75rem;
  --tb-space-sm: 1rem;
  --tb-space-md: 1.5rem;
  --tb-space-lg: 2rem;
  --tb-space-xl: 3rem;
  --tb-space-2xl: 4.5rem;
  --tb-space-3xl: 7rem;
  --tb-space-4xl: 9rem;

  --tb-text-xs: 0.75rem;
  --tb-text-sm: 0.875rem;
  --tb-text-base: 1rem;
  --tb-text-md: 1.125rem;
  --tb-text-lg: 1.375rem;
  --tb-text-xl: 1.75rem;
  --tb-text-2xl: 2.35rem;
  --tb-text-3xl: clamp(3rem, 7vw, 6.7rem);

  --tb-line-tight: 1.02;
  --tb-line-heading: 1.12;
  --tb-line-body: 1.72;

  --tb-radius-xs: 0.375rem;
  --tb-radius-sm: 0.625rem;
  --tb-radius-md: 0.875rem;
  --tb-radius-lg: 1.25rem;
  --tb-radius-pill: 999px;

  --tb-container: 77rem;
  --tb-gutter: clamp(1rem, 4vw, 2rem);

  --tb-ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --tb-ease-standard: cubic-bezier(0.2, 0, 0, 1);
  --tb-dur-fast: 140ms;
  --tb-dur-short: 220ms;
  --tb-dur-medium: 520ms;

  --tb-shadow-card: 0 1.5rem 4rem oklch(7% 0.015 255 / 0.28);
  --tb-shadow-modal: 0 2rem 7rem oklch(5% 0.015 255 / 0.55);

  --tb-grid-line: oklch(70% 0.17 250 / 0.055);
  --tb-selection: oklch(70% 0.17 250 / 0.32);
}