:root,
:root[data-theme="warm"] {
  color-scheme: light;

  --color-bg: #f6efe6;
  --color-bg-elevated: rgba(255, 250, 245, 0.84);
  --color-bg-strong: #fff8f1;
  --color-surface: rgba(255, 252, 248, 0.78);
  --color-surface-strong: #ffffff;
  --color-border: rgba(126, 88, 49, 0.16);
  --color-border-strong: rgba(126, 88, 49, 0.28);
  --color-text: #2c211b;
  --color-text-muted: #655247;
  --color-text-soft: #8a7467;
  --color-heading: #1e1713;
  --color-accent: #b86a3a;
  --color-accent-strong: #8a4b24;
  --color-accent-soft: rgba(184, 106, 58, 0.16);
  --color-decorative-grid: rgba(126, 88, 49, 0.05);
  --color-decorative-mist: rgba(255, 255, 255, 0.5);
  --color-decorative-secondary: rgba(53, 107, 139, 0.12);
  --color-focus: #1f6c8d;
  --color-success: #2f6b4f;
  --color-warning: #9a6400;
  --color-danger: #9b3d36;
  --color-info: #356b8b;

  --font-display: "Fraunces", "Times New Roman", serif;
  --font-body: "Manrope", "Helvetica Neue", sans-serif;

  --font-size-00: 0.75rem;
  --font-size-0: 0.875rem;
  --font-size-1: 1rem;
  --font-size-2: 1.125rem;
  --font-size-3: clamp(1.5rem, 1.2rem + 1.4vw, 2.3rem);
  --font-size-4: clamp(2.3rem, 1.9rem + 2.3vw, 4.4rem);

  --line-height-tight: 1.1;
  --line-height-copy: 1.6;
  --line-height-relaxed: 1.75;

  --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;

  --radius-sm: 0.75rem;
  --radius-md: 1.25rem;
  --radius-lg: 1.75rem;
  --radius-xl: 2.5rem;
  --radius-round: 999px;

  --shadow-sm: 0 10px 30px rgba(74, 47, 23, 0.08);
  --shadow-md: 0 18px 50px rgba(74, 47, 23, 0.12);
  --shadow-lg: 0 30px 80px rgba(63, 37, 18, 0.14);

  --motion-fast: 160ms ease;
  --motion-base: 240ms ease;
  --motion-slow: 420ms ease;

  --shell-max-width: 1200px;
  --shell-gutter: clamp(1rem, 2vw, 2rem);
  --nav-height: 3.5rem;
}

:root[data-theme="night"] {
  color-scheme: dark;

  --color-bg: #1b1715;
  --color-bg-elevated: rgba(34, 28, 25, 0.86);
  --color-bg-strong: #241d19;
  --color-surface: rgba(44, 35, 31, 0.78);
  --color-surface-strong: #322823;
  --color-border: rgba(230, 205, 186, 0.12);
  --color-border-strong: rgba(230, 205, 186, 0.24);
  --color-text: #f1e4d6;
  --color-text-muted: #d7c3b1;
  --color-text-soft: #b59f90;
  --color-heading: #fff4eb;
  --color-accent: #f1a36f;
  --color-accent-strong: #ffc39c;
  --color-accent-soft: rgba(241, 163, 111, 0.18);
  --color-decorative-grid: rgba(230, 205, 186, 0.05);
  --color-decorative-mist: rgba(255, 244, 235, 0.08);
  --color-decorative-secondary: rgba(143, 196, 225, 0.12);
  --color-focus: #7fd0f6;
  --color-success: #8fd0a2;
  --color-warning: #ffd27a;
  --color-danger: #ff9b8f;
  --color-info: #8fc4e1;

  --shadow-sm: 0 14px 34px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 22px 58px rgba(0, 0, 0, 0.36);
  --shadow-lg: 0 38px 84px rgba(0, 0, 0, 0.42);
}

:root[data-theme="contrast"] {
  color-scheme: dark;

  --color-bg: #0f0f10;
  --color-bg-elevated: rgba(20, 20, 22, 0.96);
  --color-bg-strong: #19191c;
  --color-surface: #141416;
  --color-surface-strong: #000000;
  --color-border: rgba(255, 255, 255, 0.28);
  --color-border-strong: rgba(255, 255, 255, 0.72);
  --color-text: #ffffff;
  --color-text-muted: #efefef;
  --color-text-soft: #d7d7d7;
  --color-heading: #ffffff;
  --color-accent: #ffd84d;
  --color-accent-strong: #fff0a4;
  --color-accent-soft: rgba(255, 216, 77, 0.18);
  --color-decorative-grid: rgba(255, 255, 255, 0.12);
  --color-decorative-mist: rgba(255, 255, 255, 0.08);
  --color-decorative-secondary: rgba(111, 233, 255, 0.1);
  --color-focus: #6fe9ff;
  --color-success: #a8ffb8;
  --color-warning: #fff3a1;
  --color-danger: #ffb2b2;
  --color-info: #b1eeff;

  --shadow-sm: none;
  --shadow-md: none;
  --shadow-lg: none;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--font-size-1);
  line-height: var(--line-height-copy);
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
a,
[tabindex] {
  outline-color: var(--color-focus);
}

button {
  font: inherit;
}