@charset 'UTF-8';

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@100..900&display=swap');

:root{
  --content-color-base: #333;
  --content-color-blue: #0099d6;
  --content-color-gray: #acc1c8;
  --bg-img-setting: no-repeat center center / contain;
  --bg-width-pc: max(100%, 1920px);
  --content-width: min((710vw / 7.5), 992px);
  --font-size-pc: 14px;
  --font-size-sp: calc(24vw / 7.5);
  --content-font-size: min(var(--font-size-sp), var(--font-size-pc));
  --font-sans: 'Noto Sans JP', sans-serif;
  --content-hover-speed: 0.3s;
  --content-arrow-down: url(../cmn_img/aro01.png);
  --content-arrow-right: url(../cmn_img/aro02.png);
  --content-border_s: 1px solid;
  --content-border_m: 2px solid;
  --content-border_l: 5px solid;
}
.nopc{
  display: none
}
.main{
  font-family: var(--font-sans);
  font-size: var(--content-font-size);
  font-weight: 400;
  position: relative;
  color: var(--content-color-base);
  line-height: 1.5;
  background: #f8f8f8
}
.main *{
  box-sizing: border-box;
}
.inner{
  width: var(--content-width);
  margin: auto;
}
a{
  transition: var(--content-hover-speed);
}

.title__bg{
  width: 100%;
  height: 380px;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 40px;
  background: no-repeat center top / cover
}
.jan .title__bg {
    background-image: url(../cmn_img/mv_jan.jpg);
}
.feb .title__bg {
    background-image: url(../cmn_img/mv_feb.jpg);
}
.mar .title__bg {
    background-image: url(../cmn_img/mv_mar.jpg);
}
.apr .title__bg {
    background-image: url(../cmn_img/mv_apr.jpg);
}
.may .title__bg {
    background-image: url(../cmn_img/mv_may.jpg);
}
.jun .title__bg {
    background-image: url(../cmn_img/mv_jun.jpg);
}
.jul .title__bg {
    background-image: url(../cmn_img/mv_jul.jpg);
}
.aug .title__bg {
    background-image: url(../cmn_img/mv_aug.jpg);
}
.sep .title__bg {
    background-image: url(../cmn_img/mv_sep.jpg);
}
.oct .title__bg {
    background-image: url(../cmn_img/mv_oct.jpg);
}
.nov .title__bg {
    background-image: url(../cmn_img/mv_nov.jpg);
}
.dec .title__bg {
    background-image: url(../cmn_img/mv_dec.jpg);
}

.main-title {
  width: 600px;
  background: rgba(0 0 0 / 30%);
  padding: 32px 120px;
  font-size: 42px;
  font-weight: bold;
  color: #fff;
  text-align: center;
  border: var(--content-border_l);
}
.nav__wrapper{
  margin: 24px auto;
}
.nav__list{
  display: flex;
  gap: 24px;
}
.nav__list>li{
  width: calc((100% - (24px / 3)) / 4);
}
.nav__list>li>a {
  display: block;
  font-size: 18px;
  font-weight: bold;
  text-align: center;
  border-top: var(--content-border_m) var(--content-color-gray);
  border-bottom: var(--content-border_m) var(--content-color-gray);
  padding: 8px 0 16px;
  position: relative
}
.nav__list>li>a>span {
  display: block;
  font-size: 12px;
  color: var(--content-color-gray);
}
.nav__list>li>a::after {
  content: "";
  background: var(--content-arrow-down) var(--bg-img-setting);
  width: 16px;
  height: 11px;
  position: absolute;
  right: 0;
  bottom: 4px;
  left: 0;
  margin: auto;
}
.nav__list>li>a:hover{
  background-color: #fff;
}

.content__wrapper{
  padding-bottom: 40px;
}
.head-title {
  background-color: var(--content-color-blue);
  font-size: 20px;
  font-weight: bold;
  color: #fff;
  border-radius: 5px;
  padding: 10px 10px 10px 20px;
  margin-bottom: 20px;
}
.flex__box{
  display: flex;
  gap: 24px;
}
.flex__img{
  width: 486px;
}
.flex__content{
  flex: 1;
}
.leadcopy{
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 10px;
  border-bottom: var(--content-border_m) var(--content-color-gray);
  position: relative;
}
.leadcopy::after {
  content: "";
  display: block;
  border-bottom: var(--content-border_m) var(--content-color-blue);
  position: absolute;
  bottom: -2px;
  width: 20%;
}

.average__temperature {
  width: 100%;
  table-layout: fixed;
  border-collapse: collapse;
  margin-top: 24px;
}
.average__temperature tr {
  border: var(--content-border_s);
}
.average__temperature tr.average_ttl>th {
  padding: 4px 0;
}
.average__temperature th {
  border: var(--content-border_s);
}
.average__temperature th.temperature_oka {
  background-color: #ffe4dc;
}
.average__temperature th.temperature_tyo {
  background-color: #dbecb4;
}
.average__temperature th.temperature_spk {
  background-color: #e0d0f0;
}
.average__temperature td {
  text-align: center;
  padding: 8px;
}

.month__list {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.month__list>li {
  width: calc((100% - (16px * 5)) / 6);
}
.month__list>li>a{
  display: block;
  font-size: 16px;
  font-weight: bold;
  text-align: center;
  padding: 10px 0;
  background: #FFF;
  border: var(--content-border_m) var(--content-color-blue);
  position: relative;
}
.month__list>li>a::after {
  content: "";
  background: var(--content-arrow-right) var(--bg-img-setting);
  width: 8px;
  height: 10px;
  position: absolute;
  top: 0;
  bottom: 0;
  right: 8px;
  margin: auto;
}
.month__list>li>a:hover,
.month__list>li>a.is-current{
  background: var(--content-color-blue);
  color: #fff;
}
.month__list>li>a.is-current {
  pointer-events: none;
}