@charset "UTF-8";

:root {
  --base-color: #f6f6f6;
  --main-color: #2f2f2f;
  --accent-color: #e76209;
  --second-color: #253793;
}

html {
  font-size: 100%;
  margin: 0 auto;
  padding: 0;
  max-width: 1000px;
  position: relative;
}

body {
  font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  color: var(--main-color);
  line-height: 1.5;
  letter-spacing: 0.05em;
  background-color: var(--base-color);
  margin: 0;
  padding: 0;
}

/* ========== ヘッダー ========== */
header {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  background-color: var(--base-color);
  display: flex;
  justify-content: center;
}

.top {
  width: 100%;
  padding: 1em 1em 0px;
  margin: 0 auto;
  background-color: var(--base-color);
  border-bottom: 1px dashed var(--accent-color);
}

h1 {
  margin: 0;
  padding: 0;
  color: var(--accent-color);
  text-align: center;
}

h1 img {
  max-height: 9vh;
}

nav {
  font-size: small;
}

nav a {
  display: block;
  text-decoration: none;
  padding: 0.5em;
}

nav ul {
  display: flex;
  margin: 0px;
  padding: 0px;
  justify-content: space-between;
}

nav li {
  list-style: none;
  flex: 1;
  text-align: center;
}

nav .here {
  background-color: var(--second-color);
  color: var(--base-color);
  font-weight: bold;
}

/* ========== 共通 ========== */
main {
  padding-top: 15vh;
  max-width: 1000px;
  margin: 1em auto 0;
  padding: 0 20px 10px;
}

img {
  max-width: 100%;
  height: auto;
}

h2,
h3 {
  color: var(--accent-color);
  margin-top: 2em;
}

h2 {
  border-bottom: 2px solid var(--second-color);
  padding-left: 0.5em;
}

h2:first-child,
h3:first-child {
  margin-top: 0;
}

a {
  color: var(--second-color);
  text-decoration: underline;
  text-decoration-style: dotted;
}

a:hover,
summary:hover {
  color: var(--accent-color);
}

details {
  margin-top: 1em;
}

summary {
  list-style: none;
  color: var(--second-color);
}

summary::before {
  content: "＋";
  font-size: large;
  font-weight: bold;
  color: var(--second-color);
  transition: transform 0.2s ease;
  display: inline-block;
  margin-right: 10px;
}

summary:hover,
summary:hover::before {
  color: var(--accent-color);
}

details[open] summary::before {
  transform: rotate(45deg);
}

img.popup {
  cursor: pointer;
}

/* ========== 各ページ ========== */

#index #top {
  text-align: center;
}

#index .title {
  font-weight: bold;
  color: var(--accent-color);
  /* text-align: center; */
}

#index .kochira {
  display: block;
  width: fit-content;
  background-color: var(--second-color);
  font-weight: bold;
  color: var(--base-color);
  text-decoration: none;
  margin: 0 auto;
  padding: 1em 2em;
  border-radius: 3px;
  border: 3px solid var(--second-color);
}

#index .kochira:hover {
  background-color: var(--base-color);
  color: var(--second-color);
}

#index #news {
  max-height: 8em;
  overflow-y: scroll;
}

#index #news p:first-child {
  margin-top: 0px;
}

#index #news p:last-child {
  margin-bottom: 0px;
}

#index .date {
  font-weight: bold;
  margin-right: 1em;
  display: block;
}

#index #sns {
  margin: 0 auto;
}

#index #sns a {
  display: block;
  padding: 0.5em;
}

#index #sns ul {
  display: flex;
  margin: 0px;
  padding: 0px;
  justify-content: space-between;
  flex-wrap: wrap;
}

#index #sns li {
  text-align: center;
  display: flex;
  align-items: center;
}

#next img {
  max-height: 90vh;
}

#next .nextimgarea {
  text-align: center;
}

#next h4 {
  color: var(--accent-color);
  margin-top: 2.5em;
  margin-bottom: 1em;
  padding-left: 1em;
  border-bottom: solid 2px var(--second-color);
}

#next ul {
  list-style-type: none;
  margin: 0em;
  padding-left: 1em;
}

#next li {
  margin: 0.3em 0em 0em 0em;
}

#next .title {
  color: var(--base-color);
  font-size: x-large;
  font-weight: bold;
  /* text-shadow: 1px 1px 0 var(--second-color), 2px 2px 0 var(--second-color), -1px -1px 0 var(--second-color); */
  background: var(--accent-color);
  padding: 5px;
  text-align: center;
  display: block;
}

#next .small {
  font-size: small;
}

.map-container {
  position: relative;
  width: 100%;
  /* 横幅を画面いっぱいに広げる */
  padding-top: 56.25%;
  /* 画面の比率を16:9に固定する（スマホで崩れない魔法の数字） */
}

.map-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  /* 枠に合わせて横幅100% */
  height: 100%;
  /* 枠に合わせて縦幅100% */
}

#past .section {
  margin-bottom: 3em;
}

#past .flier {
  display: flex;
  gap: 1em;
  justify-content: center;
}

#past .section img {
  max-width: calc(50% - 0.5em);
}

#member .member {
  margin: 4em 0;
  line-height: 1.4em;
}

#member .member img {
  max-height: 50vh;
  max-width: 50vw;
  margin-bottom: 1em;
}

#member .member .member-name {
  display: flex;
}

#member .member .member-name h3 {
  margin: 0;
}

#member .member .member-name a {
  margin-left: 1em;
}

/*# sourceMappingURL=style.css.map */