/* DearDhruv Design System Tokens & Surfaces (WCAG 2.2 AA) */

:root {

  --primitive-slate-950: #090d16;
  --primitive-slate-900: #0f172a;
  --primitive-slate-850: #141e33;
  --primitive-slate-700: #334155;
  --primitive-slate-100: #f1f5f9;
  --primitive-slate-50:  #f8fafc;
  --primitive-white:     #ffffff;

  --primitive-cyan-400:  #38bdf8;
  --primitive-cyan-700:  #0369a1;

  --primitive-emerald-500: #10b981;
  --primitive-amber-400:   #fbbf24;

  --color-bg-page: #121110;
  --color-bg-surface: #1c1a17;
  --color-bg-surface-elevated: #262320;
  --color-bg-surface-subtle: rgba(251, 191, 36, 0.04);
  --color-bg-surface-hover: rgba(251, 191, 36, 0.08);
  --color-bg-code: #161412;

  --color-text-primary: #faf8f5;
  --color-text-secondary: #c4beba;
  --color-text-muted: #c4beba;
  --color-text-accent: #fbbf24;
  --color-text-inverse: #1c1a17;

  --color-border-subtle: rgba(251, 191, 36, 0.12);
  --color-border-strong: rgba(251, 191, 36, 0.24);
  --color-border-interactive: rgba(251, 191, 36, 0.45);
  --color-divider: rgba(251, 191, 36, 0.08);

  --color-accent: #fbbf24;
  --color-accent-hover: #fcd34d;
  --color-accent-subtle: rgba(251, 191, 36, 0.12);
  --color-accent-border: rgba(251, 191, 36, 0.3);

  --color-focus-ring: #fbbf24;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --font-small: 0.875rem;
  --font-metadata: 0.8125rem;

  --container-wide: 1140px;
  --container-reading: 72ch;
  --gutter: clamp(1rem, 4vw, 2rem);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.45);

  --motion-duration-fast: 140ms;
  --motion-duration-normal: 220ms;
  --motion-duration-slow: 320ms;
  --motion-ease: cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="light"] {
  --color-bg-page: #faf8f5;
  --color-bg-surface: #ffffff;
  --color-bg-surface-elevated: #f3efe9;
  --color-bg-surface-subtle: rgba(180, 83, 9, 0.04);
  --color-bg-surface-hover: rgba(180, 83, 9, 0.08);
  --color-bg-code: #f3efe9;

  --color-text-primary: #1c1917;
  --color-text-secondary: #44403c;
  --color-text-muted: #57534e;
  --color-text-accent: #b45309;
  --color-text-inverse: #ffffff;

  --color-border-subtle: #e7e0d5;
  --color-border-strong: #d6cbbe;
  --color-border-interactive: rgba(180, 83, 9, 0.45);
  --color-divider: #ede6dc;

  --color-accent: #b45309;
  --color-accent-hover: #92400e;
  --color-accent-subtle: rgba(180, 83, 9, 0.08);
  --color-accent-border: rgba(180, 83, 9, 0.28);

  --color-focus-ring: #b45309;

  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 36px rgba(15, 23, 42, 0.12);
}

[data-palette="emerald"] {
  --color-bg-page: #060d0a;
  --color-bg-surface: #0d1712;
  --color-bg-surface-elevated: #14231b;
  --color-bg-surface-subtle: rgba(52, 211, 153, 0.04);
  --color-bg-surface-hover: rgba(52, 211, 153, 0.08);
  --color-bg-code: #050f09;
  --color-text-primary: #f0fdf4;
  --color-text-secondary: #86efac;
  --color-text-muted: #86efac;
  --color-text-accent: #34d399;
  --color-text-inverse: #060d0a;
  --color-border-subtle: rgba(52, 211, 153, 0.12);
  --color-border-strong: rgba(52, 211, 153, 0.24);
  --color-border-interactive: rgba(52, 211, 153, 0.45);
  --color-divider: rgba(52, 211, 153, 0.09);
  --color-accent: #34d399;
  --color-accent-hover: #6ee7b7;
  --color-accent-subtle: rgba(52, 211, 153, 0.12);
  --color-accent-border: rgba(52, 211, 153, 0.3);
  --color-focus-ring: #34d399;
}

[data-palette="emerald"][data-theme="light"] {
  --color-bg-page: #f4fbf7;
  --color-bg-surface: #ffffff;
  --color-bg-surface-elevated: #e6f4ec;
  --color-bg-surface-subtle: rgba(4, 120, 87, 0.04);
  --color-bg-surface-hover: rgba(4, 120, 87, 0.08);
  --color-bg-code: #e6f4ec;
  --color-text-primary: #062817;
  --color-text-secondary: #165134;
  --color-text-muted: #2d5e46;
  --color-text-accent: #047857;
  --color-text-inverse: #ffffff;
  --color-border-subtle: #bbf7d0;
  --color-border-strong: #86efac;
  --color-border-interactive: rgba(4, 120, 87, 0.45);
  --color-divider: #dcfce7;
  --color-accent: #047857;
  --color-accent-hover: #065f46;
  --color-accent-subtle: rgba(4, 120, 87, 0.08);
  --color-accent-border: rgba(4, 120, 87, 0.28);
  --color-focus-ring: #047857;
}

[data-palette="cyan"] {
  --color-bg-page: #090d16;
  --color-bg-surface: #0f172a;
  --color-bg-surface-elevated: #141e33;
  --color-bg-surface-subtle: rgba(255, 255, 255, 0.03);
  --color-bg-surface-hover: rgba(255, 255, 255, 0.06);
  --color-bg-code: #0b1120;
  --color-text-primary: #f8fafc;
  --color-text-secondary: #94a3b8;
  --color-text-muted: #94a3b8;
  --color-text-accent: #38bdf8;
  --color-text-inverse: #0f172a;
  --color-border-subtle: rgba(255, 255, 255, 0.09);
  --color-border-strong: rgba(255, 255, 255, 0.18);
  --color-border-interactive: rgba(56, 189, 248, 0.4);
  --color-divider: rgba(255, 255, 255, 0.07);
  --color-accent: #38bdf8;
  --color-accent-hover: #7dd3fc;
  --color-accent-subtle: rgba(56, 189, 248, 0.12);
  --color-accent-border: rgba(56, 189, 248, 0.28);
  --color-focus-ring: #38bdf8;
}

[data-palette="cyan"][data-theme="light"] {
  --color-bg-page: #f8fafc;
  --color-bg-surface: #ffffff;
  --color-bg-surface-elevated: #f1f5f9;
  --color-bg-surface-subtle: rgba(15, 23, 42, 0.03);
  --color-bg-surface-hover: rgba(15, 23, 42, 0.05);
  --color-bg-code: #f1f5f9;
  --color-text-primary: #0f172a;
  --color-text-secondary: #334155;
  --color-text-muted: #475569;
  --color-text-accent: #0369a1;
  --color-text-inverse: #ffffff;
  --color-border-subtle: #cbd5e1;
  --color-border-strong: #94a3b8;
  --color-border-interactive: rgba(3, 105, 161, 0.45);
  --color-divider: #e2e8f0;
  --color-accent: #0369a1;
  --color-accent-hover: #075985;
  --color-accent-subtle: rgba(3, 105, 161, 0.08);
  --color-accent-border: rgba(3, 105, 161, 0.28);
  --color-focus-ring: #0369a1;
}

[data-palette="indigo"] {
  --color-bg-page: #0b0d19;
  --color-bg-surface: #11162a;
  --color-bg-surface-elevated: #18203c;
  --color-bg-surface-subtle: rgba(129, 140, 248, 0.04);
  --color-bg-surface-hover: rgba(129, 140, 248, 0.08);
  --color-bg-code: #0e1222;
  --color-text-primary: #f8fafc;
  --color-text-secondary: #94a3b8;
  --color-text-muted: #94a3b8;
  --color-text-accent: #818cf8;
  --color-text-inverse: #0b0d19;
  --color-border-subtle: rgba(129, 140, 248, 0.12);
  --color-border-strong: rgba(129, 140, 248, 0.24);
  --color-border-interactive: rgba(129, 140, 248, 0.45);
  --color-divider: rgba(129, 140, 248, 0.08);
  --color-accent: #818cf8;
  --color-accent-hover: #a5b4fc;
  --color-accent-subtle: rgba(129, 140, 248, 0.12);
  --color-accent-border: rgba(129, 140, 248, 0.3);
  --color-focus-ring: #818cf8;
}

[data-palette="indigo"][data-theme="light"] {
  --color-bg-page: #f8fafc;
  --color-bg-surface: #ffffff;
  --color-bg-surface-elevated: #eef2ff;
  --color-bg-surface-subtle: rgba(67, 56, 202, 0.04);
  --color-bg-surface-hover: rgba(67, 56, 202, 0.08);
  --color-bg-code: #eef2ff;
  --color-text-primary: #0f172a;
  --color-text-secondary: #334155;
  --color-text-muted: #475569;
  --color-text-accent: #4338ca;
  --color-text-inverse: #ffffff;
  --color-border-subtle: #c7d2fe;
  --color-border-strong: #a5b4fc;
  --color-border-interactive: rgba(67, 56, 202, 0.45);
  --color-divider: #e0e7ff;
  --color-accent: #4338ca;
  --color-accent-hover: #3730a3;
  --color-accent-subtle: rgba(67, 56, 202, 0.08);
  --color-accent-border: rgba(67, 56, 202, 0.28);
  --color-focus-ring: #4338ca;
}

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

html,
body {
  margin: 0;
  padding: 0;
  background-color: var(--color-bg-page);
  color: var(--color-text-primary);
  font-family: var(--font-sans);
  font-size: var(--font-base);
  line-height: var(--line-height-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  overflow-x: clip;
  max-width: 100%;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

:focus-visible {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 2px;
}