/*
 * Material Design 3 system tokens (type, shape, state, motion, elevation).
 * Color roles live in palettes.css, generated by tools/palettes/build_palettes.mjs.
 */

:root {
  /* Typeface */
  --md-ref-typeface-plain: Roboto, system-ui, sans-serif;

  /* Type scale, as `font` shorthand values: weight size/line-height family. Line heights are rounded to
     whole px: in the size modes 1.25rem is e.g. 22.857px, and the rounding moved text off center */
  --md-sys-typescale-display-large: 400 3.5625rem/round(4rem, 1px) var(--md-ref-typeface-plain);
  --md-sys-typescale-display-medium: 400 2.8125rem/round(3.25rem, 1px) var(--md-ref-typeface-plain);
  --md-sys-typescale-display-small: 400 2.25rem/round(2.75rem, 1px) var(--md-ref-typeface-plain);
  --md-sys-typescale-headline-large: 400 2rem/round(2.5rem, 1px) var(--md-ref-typeface-plain);
  --md-sys-typescale-headline-medium: 400 1.75rem/round(2.25rem, 1px) var(--md-ref-typeface-plain);
  --md-sys-typescale-headline-small: 400 1.5rem/round(2rem, 1px) var(--md-ref-typeface-plain);
  --md-sys-typescale-title-large: 400 1.375rem/round(1.75rem, 1px) var(--md-ref-typeface-plain);
  --md-sys-typescale-title-medium: 500 1rem/round(1.5rem, 1px) var(--md-ref-typeface-plain);
  --md-sys-typescale-title-small: 500 0.875rem/round(1.25rem, 1px) var(--md-ref-typeface-plain);
  --md-sys-typescale-body-large: 400 1rem/round(1.5rem, 1px) var(--md-ref-typeface-plain);
  --md-sys-typescale-body-medium: 400 0.875rem/round(1.25rem, 1px) var(--md-ref-typeface-plain);
  --md-sys-typescale-body-small: 400 0.75rem/round(1rem, 1px) var(--md-ref-typeface-plain);
  --md-sys-typescale-label-large: 500 0.875rem/round(1.25rem, 1px) var(--md-ref-typeface-plain);
  --md-sys-typescale-label-medium: 500 0.75rem/round(1rem, 1px) var(--md-ref-typeface-plain);
  --md-sys-typescale-label-small: 500 0.6875rem/round(1rem, 1px) var(--md-ref-typeface-plain);

  /* Tracking (letter-spacing) per type role */
  --md-sys-typescale-display-large-tracking: -0.25px;
  --md-sys-typescale-title-medium-tracking: 0.15px;
  --md-sys-typescale-title-small-tracking: 0.1px;
  --md-sys-typescale-body-large-tracking: 0.5px;
  --md-sys-typescale-body-medium-tracking: 0.25px;
  --md-sys-typescale-body-small-tracking: 0.4px;
  --md-sys-typescale-label-large-tracking: 0.1px;
  --md-sys-typescale-label-medium-tracking: 0.5px;
  --md-sys-typescale-label-small-tracking: 0.5px;

  /* Shape */
  --md-sys-shape-corner-none: 0;
  --md-sys-shape-corner-extra-small: 4px;
  --md-sys-shape-corner-small: 8px;
  --md-sys-shape-corner-medium: 12px;
  --md-sys-shape-corner-large: 16px;
  --md-sys-shape-corner-extra-large: 28px;
  --md-sys-shape-corner-full: 9999px;

  /* State layer opacities */
  --md-sys-state-hover-state-layer-opacity: 8%;
  --md-sys-state-focus-state-layer-opacity: 10%;
  --md-sys-state-pressed-state-layer-opacity: 10%;
  --md-sys-state-dragged-state-layer-opacity: 16%;
  --md-sys-state-disabled-content-opacity: 38%;
  --md-sys-state-disabled-container-opacity: 12%;

  /* Motion */
  --md-sys-motion-duration-short2: 100ms;
  --md-sys-motion-duration-short4: 200ms;
  --md-sys-motion-duration-medium2: 300ms;
  --md-sys-motion-duration-medium4: 400ms;
  --md-sys-motion-duration-long2: 500ms;
  --md-sys-motion-easing-standard: cubic-bezier(0.2, 0, 0, 1);
  --md-sys-motion-easing-standard-decelerate: cubic-bezier(0, 0, 0, 1);
  --md-sys-motion-easing-standard-accelerate: cubic-bezier(0.3, 0, 1, 1);
  --md-sys-motion-easing-emphasized-decelerate: cubic-bezier(0.05, 0.7, 0.1, 1);
  --md-sys-motion-easing-emphasized-accelerate: cubic-bezier(0.3, 0, 0.8, 0.15);

  /* Elevation (shadow part; M3 prefers surface-container roles for depth) */
  --md-sys-elevation-level0: none;
  --md-sys-elevation-level1: 0 1px 2px rgb(0 0 0 / 30%), 0 1px 3px 1px rgb(0 0 0 / 15%);
  --md-sys-elevation-level2: 0 1px 2px rgb(0 0 0 / 30%), 0 2px 6px 2px rgb(0 0 0 / 15%);
  --md-sys-elevation-level3: 0 1px 3px rgb(0 0 0 / 30%), 0 4px 8px 3px rgb(0 0 0 / 15%);
  --md-sys-elevation-level4: 0 2px 3px rgb(0 0 0 / 30%), 0 6px 10px 4px rgb(0 0 0 / 15%);
  --md-sys-elevation-level5: 0 4px 4px rgb(0 0 0 / 30%), 0 8px 12px 6px rgb(0 0 0 / 15%);

  /* Size mode (theme.js sets data-size): added to control heights, e.g. calc(40px + var(--nm-density)) */
  --nm-density: 0px;
}

/* Text is in rem, so the root size scales it; percent keeps the browser's font setting */
:root[data-size="compact"] { font-size: 92.857%; --nm-density: -8px; } /* 13px body, M3 density -2 */
:root[data-size="large"] { font-size: 114.286%; --nm-density: 8px; } /* 16px body */