/******************************************************************************/
/* SECTION: VARIABLES                                                         */
/******************************************************************************/

:root {
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  --color-bg: #fffdde;
  --color-fg: #3f3f3f;
  --color-fg-subtle: #727272;

  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 10px 40px rgba(15, 23, 42, 0.12);

  --page-width: 72rem;

  --layout-horizontal-gap: 1rem;
  --layout-horizontal-gutter: 1rem;
  --layout-horizontal-gutter-wide: 5rem;
  --layout-vertical-gap: 1rem;
  --layout-vertical-gutter: 1rem;
  --layout-vertical-gutter-wide: 5rem;
}

/******************************************************************************/
/* SECTION: BASE ELEMENTS                                                     */
/******************************************************************************/

body {
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 550;
  color: var(--color-fg);
  background-color: var(--color-bg);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6,
p, div, dl, dd, ol, ul,
figure, blockquote {
  margin: 0;
}

a {
  color: var(--color-fg);
  font-weight: bold;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/******************************************************************************/
/* SECTION: LAYOUT                                                            */
/******************************************************************************/

body {
  margin: 0;
  min-height: 100vh;
  line-height: 1.5;
}

body > div.column {
  min-height: 100vh;
}

div.column {
  display: flex;
  flex-direction: column;
  gap: var(--layout-vertical-gap);
}

div.column.gutter {
  margin-left: var(--layout-horizontal-gutter);
  margin-right: var(--layout-horizontal-gutter);
}

div.column.gutter-wide {
  margin-left: var(--layout-horizontal-gutter-wide);
  margin-right: var(--layout-horizontal-gutter-wide);
}

div.row {
  display: flex;
  flex-direction: row;
  gap: var(--layout-horizontal-gap);
}

div.row.gutter {
  margin-top: var(--layout-vertical-gutter);
  margin-bottom: var(--layout-vertical-gutter);
}

div.column .gap-0, div.row .gap-0 {
  gap: 0;
}

div.column > *, div.row > * {
  flex: 0 0 auto;
}

div.column > .fill {
  flex: 1;
  margin-top: calc(-1 * var(--layout-vertical-gap));
  margin-bottom: calc(-1 * var(--layout-vertical-gap));
  min-height: var(--layout-vertical-gap);
}

div.row > .fill {
  flex: 1;
  margin-left: calc(-1 * var(--layout-horizontal-gap));
  margin-right: calc(-1 * var(--layout-horizontal-gap));
  min-width: var(--layout-horizontal-gap);
}

/******************************************************************************/
/* SECTION: SPECIAL COMPONENTS                                                */
/******************************************************************************/

.banner {
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
}

.footer {
  margin-top: 1rem;
  margin-bottom: 1rem;
}

.justify-center {
  justify-content: center;
  text-align: center;
}

.copyright {
  color: var(--color-fg-subtle);
}

/******************************************************************************/
/* SECTION: MISC                                                              */
/******************************************************************************/

.hidden-search-item {
  display: none;
}