/*
|---------------------------------------------------------------
| base.css
|---------------------------------------------------------------
*/
:root {
  --oku-color-main: #0F4C81;
  --oku-color-main-foreground: #ffffff;
  --oku-color-accent: #E65100;
  --oku-color-light: #ECF3F9;
  --oku-color-foreground: #333333;
  --oku-color-background: #ffffff;
}
:root {
  --oku-container-maxwidth: 1200px;
  --oku-container-padding-x: 15px;
  --oku-font-family-base: "Noto Sans JP", sans-serif;
  --oku-font-family-en: "Inter", var(--oku-font-family-base);
}

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

body {
  font-family: var(--oku-font-family-base);
  font-weight: 500;
  font-feature-settings: 'palt' 1;
}

.bg-light {
  background-color: var(--oku-color-light);
}

/*
 * Container
------------------------------------------------*/
.oku-container {
  width: 100%;
  max-width: calc(var(--oku-container-maxwidth) + var(--oku-container-padding-x) * 2);
  padding-left: var(--oku-container-padding-x);
  padding-right: var(--oku-container-padding-x);
  margin-left: auto;
  margin-right: auto;
}

/*
 * Button
------------------------------------------------*/
.oku-btn {
  display: block;
  width: var(--oku-button-width, 100%);
  max-width: 100%;
  height: auto;
  margin: 0 auto;
  padding: 0.55em 0.5em;
  font-size: 1em;
  font-weight: 500;
  text-align: center;
  color: var(--oku-button-color-foreground, var(--oku-color-foreground));
  background-color: var(--oku-button-color-background, #ffffff);
  border-style: solid;
  border-color: #C8C8C8;
  border-width: 1px 1px 3px;
  border-radius: 6px;
  transition: opacity 0.25s;
  text-decoration: none !important;
}
.oku-btn[href]:hover {
  opacity: 0.7;
}

/*
 * Section
------------------------------------------------*/
.oku-section {
  width: 100%;
  display: block;
  padding: var(--oku-section-padding-y, clamp(40px, 6vw, 60px)) var(--oku-section-padding-x, 0px);
  color: var(--oku-section-color-foreground, var(--oku-color-foreground));
  background-color: var(--oku-section-color-background, var(--oku-color-background));
}
.oku-section__header {
  display: block;
  width: 100%;
  margin: 0 0 var(--oku-section-gap, clamp(15px, 2.67vw, 25px));
}
.oku-section__body {
  display: block;
  width: 100%;
}
.oku-section__nav {
  --oku-button-width: 600px;
  display: block;
  width: 100%;
  margin: var(--oku-section-gap, clamp(15px, 2.67vw, 40px)) 0 0;
}

.oku-section-title {
  display: block;
  width: 100%;
  margin: 0 0 var(--oku-section-title-margin-bottom, 0.5em);
  padding: 0;
  font-size: var(--oku-section-title-font-size, clamp(20px, 2.93vw, 24px));
  font-weight: 700;
  text-align: var(--oku-section-title-align, center);
}
.oku-section-title b {
  color: var(--oku-color-accent);
}

.oku-heading {
  --oku-section-title-margin-bottom: 0px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5em;
  margin: 0 0 var(--oku-heading-margin-bottom, clamp(10px, 2.67vw, 30px));
  padding: 0;
  font-size: var(--oku-heading-font-size, 1em);
  font-weight: 500;
}
.oku-heading > * {
  max-width: 100%;
}
.oku-heading-summary {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0;
  margin: 0;
}

/*
 * Brand
------------------------------------------------*/
.oku-brand {
  display: inline-flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.5em 1em;
  color: inherit;
  text-decoration: none !important;
}
.oku-brand__image {
  display: block;
  width: 12em;
  max-width: 100%;
}
.oku-brand__image img {
  display: block;
  width: 100%;
  height: auto;
}
.oku-brand__catchcopy {
  display: inline-flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0 0.25em;
}
.oku-brand__catchcopy b {
  color: var(--oku-color-accent);
  font-weight: 800;
}

/*
 * Form
------------------------------------------------*/
.oku-searchForm {
  width: 100%;
  display: flex;
  align-items: center;
  color: var(--oku-color-foreground);
  background-color: #ffffff;
  border: 2px solid #C8C8C8;
}
.oku-searchForm__input {
  display: block;
  width: 100%;
  flex-grow: 1;
  flex-basis: 0;
}
.oku-searchForm__input input {
  outline: none !important;
  display: block;
  width: 100%;
  padding: 0.625em 0.5em;
  border: 0;
  font-family: inherit;
  color: inherit;
}
.oku-searchForm__submit {
  width: auto;
  flex: 0 0 auto;
  padding: 0 0.25em;
}
.oku-searchForm-btn {
  -webkit-appearance: none;
  appearance: none;
  box-shadow: none !important;
  outline: none !important;
  background: none;
  border: 0;
  padding: 0.25em 0.25em;
  display: block;
  aspect-ratio: 1;
  cursor: pointer;
}
.oku-searchForm-btn img {
  display: block;
  width: 1.3em;
  height: auto;
}