/* Design tokens. Every colour, size and font used by app.css comes from here. */

@font-face {
  font-family: "Archivo";
  font-style: normal;
  font-display: swap;
  font-weight: 100 900;
  font-stretch: 62% 125%;
  src: url("../fonts/archivo-latin.woff2") format("woff2-variations");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2212;
}

@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal;
  font-display: swap;
  font-weight: 100 700;
  src: url("../fonts/ibm-plex-sans-latin-normal.woff2") format("woff2-variations");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal;
  font-display: swap;
  font-weight: 100 700;
  src: url("../fonts/ibm-plex-sans-latin-ext-normal.woff2") format("woff2-variations");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "IBM Plex Sans";
  font-style: italic;
  font-display: swap;
  font-weight: 100 700;
  src: url("../fonts/ibm-plex-sans-latin-italic.woff2") format("woff2-variations");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "IBM Plex Sans";
  font-style: italic;
  font-display: swap;
  font-weight: 100 700;
  src: url("../fonts/ibm-plex-sans-latin-ext-italic.woff2") format("woff2-variations");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-display: swap;
  font-weight: 400;
  src: url("../fonts/ibm-plex-mono-latin-400.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2212;
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-display: swap;
  font-weight: 400;
  src: url("../fonts/ibm-plex-mono-latin-ext-400.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1E00-1E9F, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-display: swap;
  font-weight: 500;
  src: url("../fonts/ibm-plex-mono-latin-500.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2212;
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-display: swap;
  font-weight: 500;
  src: url("../fonts/ibm-plex-mono-latin-ext-500.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1E00-1E9F, U+2C60-2C7F, U+A720-A7FF;
}

:root {
  /* Type */
  --font-brand: "Archivo", "IBM Plex Sans", system-ui, sans-serif;
  --font-sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --text-xs: 0.75rem;    /* 12 */
  --text-sm: 0.8125rem;  /* 13 */
  --text-md: 0.875rem;   /* 14, base UI size */
  --text-lg: 1rem;       /* 16 */
  --text-xl: 1.25rem;    /* 20 */
  --text-2xl: 1.625rem;  /* 26 */
  --leading: 1.5;
  --leading-tight: 1.25;

  /* Neutrals: cool off-white canvas, white surfaces, near-black ink */
  --color-canvas: #f6f7f9;
  --color-surface: #ffffff;
  --color-surface-muted: #f9fafb;
  --color-surface-hover: #f1f3f5;
  --color-border: #e3e6ea;
  --color-border-strong: #cdd2d8;
  --color-ink: #111418;
  --color-ink-muted: #5a616c;
  --color-ink-subtle: #8a919c;

  /* One accent (placeholder until the brand is settled) */
  --color-accent: #2448e0;
  --color-accent-hover: #1b3bc4;
  --color-accent-soft: #eef1fd;
  --color-on-accent: #ffffff;

  /* A second, cool colour for the other person in shared views such as the calendar */
  --color-partner: #0b7285;
  --color-partner-soft: #e3f3f6;

  /* Status */
  --color-success: #1d7a4b;
  --color-success-soft: #e8f4ed;
  --color-warning: #9a6200;
  --color-warning-soft: #fbf1df;
  --color-danger: #c03a2b;
  --color-danger-soft: #fbecea;

  /* Space (4px grid) */
  --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;

  /* Shape */
  --radius-sm: 4px;
  --radius: 6px;
  --radius-lg: 10px;
  --border: 1px solid var(--color-border);
  --shadow-dialog: 0 12px 40px color-mix(in srgb, var(--color-ink) 18%, transparent);
  --color-backdrop: color-mix(in srgb, var(--color-ink) 45%, transparent);
  --focus-ring: 0 0 0 3px color-mix(in srgb, var(--color-accent) 30%, transparent);

  /* Layout */
  --shell-max-width: 1440px;
  --sidebar-width: 232px;
  --reading-width: 72ch;
}