:root {
  color-scheme: light;

  --color-bg-primary: #f5f1e8;
  --color-bg-secondary: #fffdf8;
  --color-bg-tertiary: #e8e1d4;
  --color-bg-inverse: #071426;
  --color-bg-deep: #030b18;

  --color-text-primary: #111b28;
  --color-text-secondary: #4a5662;
  --color-text-tertiary: #6b747d;
  --color-text-inverse: #f7f2e8;
  --color-text-link: #075b69;

  --color-border-primary: #c8c0b2;
  --color-border-secondary: #dfd8cb;
  --color-border-inverse: rgb(247 242 232 / 24%);
  --color-border-focus: #c88c2c;

  --color-accent-primary: #0a5f6d;
  --color-accent-primary-hover: #084e59;
  --color-accent-primary-active: #063e47;
  --color-accent-secondary: #d5aa64;
  --color-accent-secondary-hover: #e3bd7e;

  --color-status-success: #2b6d4f;
  --color-status-warning: #8c5a16;
  --color-status-error: #9f3030;
  --color-status-info: #315f87;
  --color-surface-overlay: rgb(3 11 24 / 72%);

  --space-0: 0;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;
  --space-10: 8rem;
  --space-11: 12rem;
  --space-12: 16rem;

  --font-family-display: "Newsreader", Georgia, serif;
  --font-family-body: "Manrope", "Helvetica Neue", sans-serif;
  --font-family-mono: "SFMono-Regular", Consolas, monospace;

  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-md: 1.125rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: clamp(2.5rem, 7vw, 4.75rem);
  --font-size-4xl: clamp(3.25rem, 10vw, 7.5rem);

  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  --line-height-tight: 0.98;
  --line-height-normal: 1.55;
  --line-height-relaxed: 1.75;
  --letter-spacing-tight: -0.045em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.13em;

  --max-width-content: 44rem;
  --max-width-wide: 75rem;
  --max-width-page: 90rem;

  --border-radius-sm: 0.25rem;
  --border-radius-md: 0.75rem;
  --border-radius-lg: 1.5rem;
  --border-radius-full: 999px;

  --shadow-sm: 0 1px 2px rgb(7 20 38 / 8%);
  --shadow-md: 0 18px 50px rgb(7 20 38 / 12%);
  --shadow-lg: 0 34px 90px rgb(3 11 24 / 22%);
  --shadow-focus: 0 0 0 3px rgb(200 140 44 / 42%);

  --duration-instant: 50ms;
  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --duration-slow: 400ms;
  --duration-slower: 600ms;

  --easing-default: cubic-bezier(0.4, 0, 0.2, 1);
  --easing-in: cubic-bezier(0.4, 0, 1, 1);
  --easing-out: cubic-bezier(0, 0, 0.2, 1);
  --easing-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);

  --breakpoint-sm: 375px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 1024px;
  --breakpoint-xl: 1280px;
  --breakpoint-2xl: 1536px;
}

[data-theme="dark"] {
  color-scheme: dark;
  --color-bg-primary: #071426;
  --color-bg-secondary: #0c1a2d;
  --color-bg-tertiary: #13243a;
  --color-bg-inverse: #f5f1e8;
  --color-text-primary: #f2ede4;
  --color-text-secondary: #bdc5cc;
  --color-text-tertiary: #929da7;
  --color-text-inverse: #111b28;
  --color-text-link: #8ed3da;
  --color-border-primary: #34445a;
  --color-border-secondary: #21334b;
  --color-accent-primary: #7ec7cf;
  --color-accent-primary-hover: #9bd8de;
  --color-accent-primary-active: #b7e5e9;
  --color-accent-secondary: #e0b773;
  --shadow-sm: 0 1px 2px rgb(0 0 0 / 20%);
  --shadow-md: 0 18px 50px rgb(0 0 0 / 28%);
  --shadow-lg: 0 34px 90px rgb(0 0 0 / 38%);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --color-bg-primary: #071426;
    --color-bg-secondary: #0c1a2d;
    --color-bg-tertiary: #13243a;
    --color-bg-inverse: #f5f1e8;
    --color-text-primary: #f2ede4;
    --color-text-secondary: #bdc5cc;
    --color-text-tertiary: #929da7;
    --color-text-inverse: #111b28;
    --color-text-link: #8ed3da;
    --color-border-primary: #34445a;
    --color-border-secondary: #21334b;
    --color-accent-primary: #7ec7cf;
    --color-accent-primary-hover: #9bd8de;
    --color-accent-primary-active: #b7e5e9;
    --color-accent-secondary: #e0b773;
    --shadow-sm: 0 1px 2px rgb(0 0 0 / 20%);
    --shadow-md: 0 18px 50px rgb(0 0 0 / 28%);
    --shadow-lg: 0 34px 90px rgb(0 0 0 / 38%);
  }
}