/*
 * Design token Material 3 (SPECIFICA §4.3).
 * Colori generati da seed #1F5F8B con @material/material-color-utilities 0.3.0, schema "tonal spot".
 */

@font-face {
  font-family: "Roboto";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/roboto-latin-400.woff2") format("woff2");
}

@font-face {
  font-family: "Roboto";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/roboto-latin-500.woff2") format("woff2");
}

/* Tema chiaro (default) */
:root {
  color-scheme: light;
  --md-sys-color-primary: #2c638b;
  --md-sys-color-on-primary: #ffffff;
  --md-sys-color-primary-container: #cde5ff;
  --md-sys-color-on-primary-container: #084b72;
  --md-sys-color-secondary: #51606f;
  --md-sys-color-on-secondary: #ffffff;
  --md-sys-color-secondary-container: #d4e4f6;
  --md-sys-color-on-secondary-container: #394857;
  --md-sys-color-tertiary: #67587a;
  --md-sys-color-on-tertiary: #ffffff;
  --md-sys-color-tertiary-container: #eddcff;
  --md-sys-color-on-tertiary-container: #4f4161;
  --md-sys-color-error: #ba1a1a;
  --md-sys-color-on-error: #ffffff;
  --md-sys-color-error-container: #ffdad6;
  --md-sys-color-on-error-container: #93000a;
  --md-sys-color-surface: #f7f9ff;
  --md-sys-color-on-surface: #181c20;
  --md-sys-color-surface-variant: #dee3eb;
  --md-sys-color-on-surface-variant: #42474e;
  --md-sys-color-surface-container-lowest: #ffffff;
  --md-sys-color-surface-container-low: #f1f4f9;
  --md-sys-color-surface-container: #ebeef3;
  --md-sys-color-surface-container-high: #e6e8ee;
  --md-sys-color-surface-container-highest: #e0e2e8;
  --md-sys-color-outline: #72787e;
  --md-sys-color-outline-variant: #c2c7ce;
  --md-sys-color-inverse-surface: #2d3135;
  --md-sys-color-inverse-on-surface: #eef1f6;
  --md-sys-color-inverse-primary: #99ccfa;
  --md-sys-color-shadow: #000000;
  --md-sys-color-scrim: #000000;
}

/* Tema scuro: preferenza di sistema, salvo scelta esplicita "light" */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --md-sys-color-primary: #99ccfa;
    --md-sys-color-on-primary: #003351;
    --md-sys-color-primary-container: #084b72;
    --md-sys-color-on-primary-container: #cde5ff;
    --md-sys-color-secondary: #b8c8da;
    --md-sys-color-on-secondary: #23323f;
    --md-sys-color-secondary-container: #394857;
    --md-sys-color-on-secondary-container: #d4e4f6;
    --md-sys-color-tertiary: #d2bfe7;
    --md-sys-color-on-tertiary: #372a4a;
    --md-sys-color-tertiary-container: #4f4161;
    --md-sys-color-on-tertiary-container: #eddcff;
    --md-sys-color-error: #ffb4ab;
    --md-sys-color-on-error: #690005;
    --md-sys-color-error-container: #93000a;
    --md-sys-color-on-error-container: #ffdad6;
    --md-sys-color-surface: #101418;
    --md-sys-color-on-surface: #e0e2e8;
    --md-sys-color-surface-variant: #42474e;
    --md-sys-color-on-surface-variant: #c2c7ce;
    --md-sys-color-surface-container-lowest: #0b0f12;
    --md-sys-color-surface-container-low: #181c20;
    --md-sys-color-surface-container: #1c2024;
    --md-sys-color-surface-container-high: #272a2e;
    --md-sys-color-surface-container-highest: #313539;
    --md-sys-color-outline: #8c9198;
    --md-sys-color-outline-variant: #42474e;
    --md-sys-color-inverse-surface: #e0e2e8;
    --md-sys-color-inverse-on-surface: #2d3135;
    --md-sys-color-inverse-primary: #2c638b;
    --md-sys-color-shadow: #000000;
    --md-sys-color-scrim: #000000;
  }
}

/* Tema scuro scelto con il toggle */
:root[data-theme="dark"] {
  color-scheme: dark;
  --md-sys-color-primary: #99ccfa;
  --md-sys-color-on-primary: #003351;
  --md-sys-color-primary-container: #084b72;
  --md-sys-color-on-primary-container: #cde5ff;
  --md-sys-color-secondary: #b8c8da;
  --md-sys-color-on-secondary: #23323f;
  --md-sys-color-secondary-container: #394857;
  --md-sys-color-on-secondary-container: #d4e4f6;
  --md-sys-color-tertiary: #d2bfe7;
  --md-sys-color-on-tertiary: #372a4a;
  --md-sys-color-tertiary-container: #4f4161;
  --md-sys-color-on-tertiary-container: #eddcff;
  --md-sys-color-error: #ffb4ab;
  --md-sys-color-on-error: #690005;
  --md-sys-color-error-container: #93000a;
  --md-sys-color-on-error-container: #ffdad6;
  --md-sys-color-surface: #101418;
  --md-sys-color-on-surface: #e0e2e8;
  --md-sys-color-surface-variant: #42474e;
  --md-sys-color-on-surface-variant: #c2c7ce;
  --md-sys-color-surface-container-lowest: #0b0f12;
  --md-sys-color-surface-container-low: #181c20;
  --md-sys-color-surface-container: #1c2024;
  --md-sys-color-surface-container-high: #272a2e;
  --md-sys-color-surface-container-highest: #313539;
  --md-sys-color-outline: #8c9198;
  --md-sys-color-outline-variant: #42474e;
  --md-sys-color-inverse-surface: #e0e2e8;
  --md-sys-color-inverse-on-surface: #2d3135;
  --md-sys-color-inverse-primary: #2c638b;
  --md-sys-color-shadow: #000000;
  --md-sys-color-scrim: #000000;
}

:root {
  /* Tipografia (type scale M3) */
  --md-ref-typeface: "Roboto", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  --md-sys-typescale-display-small: 400 2.25rem/2.75rem var(--md-ref-typeface);
  --md-sys-typescale-headline-medium: 400 1.75rem/2.25rem var(--md-ref-typeface);
  --md-sys-typescale-headline-small: 400 1.5rem/2rem var(--md-ref-typeface);
  --md-sys-typescale-title-large: 400 1.375rem/1.75rem var(--md-ref-typeface);
  --md-sys-typescale-title-medium: 500 1rem/1.5rem var(--md-ref-typeface);
  --md-sys-typescale-title-small: 500 0.875rem/1.25rem var(--md-ref-typeface);
  --md-sys-typescale-body-large: 400 1rem/1.5rem var(--md-ref-typeface);
  --md-sys-typescale-body-medium: 400 0.875rem/1.25rem var(--md-ref-typeface);
  --md-sys-typescale-body-small: 400 0.75rem/1rem var(--md-ref-typeface);
  --md-sys-typescale-label-large: 500 0.875rem/1.25rem var(--md-ref-typeface);
  --md-sys-typescale-label-medium: 500 0.75rem/1rem var(--md-ref-typeface);

  /* Forme */
  --md-sys-shape-corner-small: 8px;
  --md-sys-shape-corner-medium: 12px;
  --md-sys-shape-corner-large: 16px;
  --md-sys-shape-corner-full: 9999px;

  /* Elevazione */
  --md-sys-elevation-1: 0 1px 2px rgb(0 0 0 / 0.3), 0 1px 3px 1px rgb(0 0 0 / 0.15);
  --md-sys-elevation-2: 0 1px 2px rgb(0 0 0 / 0.3), 0 2px 6px 2px rgb(0 0 0 / 0.15);

  /* Motion */
  --md-sys-motion-duration: 200ms;
  --md-sys-motion-easing: cubic-bezier(0.2, 0, 0, 1);

  /* Layout */
  --layout-max-width: 1040px;
  --layout-gutter: 16px;
}