@charset "UTF-8";
/* CSS Document */
@media screen and (max-width: 640px) {
  body {
    display: block;
    font-size: clamp(1.6rem, 4.3vw, 2.8rem);
    min-width: auto;
    height: 100vh;
  }
  .pc_none {
    display: block !important;
  }
  .sp_none {
    display: none !important;
  }
  .container > .flex {
    flex-direction: column;
  }
  section {
    padding-top: 0;
    width: 90%;
    margin: 0 auto;
  }
  /*---------------------------------------------------------------------
	ヘッダー
---------------------------------------------------------------------*/
  .header {
    width: 100%;
    margin: 0 auto;
    position: -webkit-sticky;
    position: sticky;
    top: 0;
    z-index: 999;
    margin-bottom: 3.1vw;
  }
  .header-nav {
    display: none;
    position: relative;
    z-index: 999;
    background-color: #ffffff;
    height: 100vh;
    padding: 0 5%;
  }
  .header-inner {
    position: static;
    overflow-y: visible;
    height: auto;
    background-color: #ffffff;
  }
  .header-title {
    font-size: clamp(2.8rem, 6.25vw, 4.0rem);
    height: auto;
    padding: 3.9vw 4.69vw 3.9vw 20px;
    letter-spacing: 0.8rem;
    cursor: pointer;
    position: relative;
    width: 90%;
    margin: 0 auto;
  }
  .header-title::after {
    content: "";
    display: inline-block;
    width: 6.1vw;
    height: 4.69vw;
    background-image: url("../img/down.png");
    background-repeat: no-repeat;
    background-size: contain;
    position: absolute;
    right: 4.69vw;
    top: 50%;
    -webkit-transform: translateY(-50%);
    transform: translateY(-50%);
    transition: transform 0.2s ease-out;
  }
  #g-nav {
    height: calc(100% - 53vw);
  }
  .header nav ul {
    padding: 4.69vw 0 0 3.1vw;
    height: 100%;
  }
  .header nav ul li {
    margin-bottom: 10px;
  }
  .header nav ul li a {
    font-size: clamp(1.6rem, 4.69vw, 3.0rem);
  }
  .header nav ul li a::before {
    width: 3.75vw;
    height: 4.69vw;
    margin-right: 3.1vw;
    transform: rotate(90deg);
  }
  .header .top-blue {
    border-width: 0px 0 14vw 28vw;
    padding-top: 0;
    margin-top: 3.1vw;
  }
  .header .bottom-orange {
    border-width: 14vw 28vw 0px 0;
  }
  .openbtn.active::after {
    -webkit-transform: rotate(180deg) translateY(50%);
    transform: rotate(180deg) translateY(50%);
    transition: transform 0.2s ease-out;
  }
  #g-nav.active .header-nav {
    display: block;
  }
  /*---------------------------------------------------------------------
	メインビジュアル
---------------------------------------------------------------------*/
  .main_img {
    height: 75vh;
  }
  .main_img .img_wrap img {
    object-position: 55%;
  }
  .main_img h1 {
    top: 3.1vw;
    left: 3.1vw;
    width: 46.8%;
  }
  .main_img .mv-right {
    bottom: 3.1vw;
    right: 3.1vw;
    width: 31%;
  }
  .main_img .race-title span:first-child {
    font-size: clamp(1rem, 4.69vw, 3rem);
    line-height: 1.1;
  }
  .main_img .race-title span:nth-child(2) {
    font-size: clamp(1rem, 9.34vw, 6rem);
    line-height: 1.3;
  }
  .main_img .race-title span:nth-child(3) {
    font-size: clamp(1rem, 3.1vw, 2rem);
  }
  /* sns */
  .sns_ul {
    height: clamp(34px, 6.25vw, 38px);
    margin-bottom: 30px;
  }
  .sns_ul li a {
    display: flex;
  }
  /*---------------------------------------------------------------------
	right-content 共通
---------------------------------------------------------------------*/
  .right-content .race-report {
    margin-top: 12.5vw;
  }
  .right-content section {
    margin-bottom: 15.6vw;
  }
  .right-content h2 {
    letter-spacing: 0.5rem;
    height: auto;
    min-height: 120px;
    margin-bottom: 4.69vw;
  }
  .right-content h2 span:first-child {
    font-size: clamp(1.6rem, 4.69vw, 3.0rem);
    margin-bottom: 10px;
    letter-spacing: 0.2rem;
    line-height: 1.25;
  }
  .right-content h2 span:nth-child(2), .right-content .next-race h2 span {
    font-size: clamp(2.5rem, 7.8vw, 5.0rem);
    margin-bottom: 5px;
    margin-right: -0.3rem;
  }
  .right-content h2 span:nth-child(3) {
    font-size: clamp(1.2rem, 3.75vw, 2.0rem);
    letter-spacing: 0.3rem;
  }
  .right-content h2 span.zen {
    letter-spacing: 0;
  }
  .right-content .comments h2 span:nth-child(2) {
    line-height: 1.3;
  }
  .right-content h2::before {
    border-width: 0px 0 14vw 28vw;
  }
  .right-content .photo {
    margin-bottom: 6.25vw;
  }
  .right-content .diagonal {
    clip-path: polygon(22vw 0, 100% 0%, 100% 100%, 0 100%, 0 11vw);
  }
  .right-content h3 {
    font-size: clamp(2.0rem, 5.6vw, 3.6rem);
    margin-bottom: 4.69vw;
  }
  .right-content .read-more p, .right-content .read p {
    letter-spacing: 0;
    margin-bottom: 4.3vw;
  }
  .right-content .driver-ul li.driver {
    min-height: 400px;
    padding: 21.9vw 4.9vw 4.9vw;
  }
  .right-content .driver-ul li.driver .name, .right-content .driver-ul li.driver .name .long {
    font-size: clamp(2.0rem, 4.69vw, 3.0rem);
    text-align: left;
    letter-spacing: 0.5rem;
    margin-bottom: 15.6vw;
  }
  .right-content .driver-ul li.driver .name span:not(.long) {
    font-size: clamp(1.2rem, 3.13vw, 2.0rem);
    margin-bottom: 2.34vw;
    letter-spacing: 0.3rem;
  }
  .right-content .driver-ul li.driver .name .long {
    display: block;
    line-height: 1.4;
    margin-top: 1.9vw;
  }
  .right-content .driver-ul li.driver .name .long span {
    display: inline-block !important;
    margin-bottom: 0;
    font-size: clamp(2.0rem, 4.69vw, 3.0rem);
    letter-spacing: 0.5rem;
    vertical-align: 1px;
  }
  .right-content .driver-ul li.driver p {
    font-size: clamp(1.4rem, 4.1vw, 2.6rem);
  }
  .right-content .driver-ul li.driver .driver-photo {
    right: 4.9vw;
    width: 28.1vw;
    height: 56.2vw;
  }
  /*---------------------------------------------------------------------
	NEXT RACE
---------------------------------------------------------------------*/
  .right-content .next-race {
    margin-bottom: 7.8vw;
  }
  .right-content .next-race::after {
    border-width: 14vw 28vw 0px 0;
  }
  .right-content .next-race h2 {
    margin-bottom: 7.8vw;
    height: auto;
    min-height: auto;
  }
  .right-content .next-race h2 span {
    padding-top: 7.5vw;
    letter-spacing: 0.6rem;
    margin-bottom: 0;
  }
  .right-content .next-race .read {
    margin-bottom: 4.69vw;
  }
  .right-content .next-race ul.flex {
    flex-direction: column;
    row-gap: 15px;
  }
  .right-content .next-race ul.flex li {
    width: 100%;
    height: 61vw;
    background-color: #B5B5B6;
  }
  .right-content .next-race ul.flex li img {
    height: 100%;
    width: 100%;
    object-fit: cover;
  }
  .right-content .next-race ul.flex li:first-child {
    clip-path: polygon(0 11vw, 22vw 0, 100% 0, 100% 100%, 0% 100%);
  }
  .right-content .next-race ul.flex li:last-child {
    clip-path: polygon(0 0, 100% 0, 100% 82%, 76% 100%, 0% 100%);
  }
  /*---------------------------------------------------------------------
	times banner
---------------------------------------------------------------------*/
  .times-banner {
    width: 90%;
    margin: 0 auto;
    margin-bottom: 15.6vw;
  }
  .times-banner p {
    margin-bottom: 4.69vw;
  }
  /*---------------------------------------------------------------------
	OFFICIAL SPONSORS
---------------------------------------------------------------------*/
  .official-sponsors {
    padding: 7.8vw 0 6.25vw;
    width: 100%;
  }
  .official-sponsors .inner {
    width: 90%;
    margin: 0 auto;
  }
  .official-sponsors h2 {
    font-size: clamp(2.5rem, 7.8vw, 5.0rem);
    margin-bottom: 6.25vw;
    letter-spacing: 0.6rem;
    text-align: center;
    line-height: 1.4;
  }
  .official-sponsors .explanation {
    margin-bottom: 16px;
  }
  .official-sponsors .sponsors_ul {
    justify-content: center;
    margin-bottom: 6.25vw;
  }
  .official-sponsors .sponsors_ul li {
    width: calc(100%/2 - 3px);
  }
  .official-sponsors small {
    font-size: clamp(1.0rem, 3.75vw, 2.4rem);
    letter-spacing: 0.3rem;
    text-align: center;
  }
  /* page_top */
  .page_top {
    width: 13.3vw;
    height: 13.3vw;
  }
  .page_top img {
    width: 4.69vw;
    height: 3.9vw;
    object-fit: contain;
  }
  .page_top:hover {
    background-color: var(--orange);
    mix-blend-mode: normal;
  }
  .read-more {
    position: relative;
  }
  .read-more-inner {
    position: relative;
    margin-bottom: 10px;
    height: 74.4vw;
    overflow: hidden;
  }
  .read-more-inner::after {
    display: block;
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 60px;
    background: linear-gradient(180deg, hsla(0, 0%, 100%, 0) 0, hsla(0, 0%, 100%, .9) 50%, hsla(0, 0%, 100%, .9) 0, #fff);
    content: '';
  }
  .read-more:has(:checked) .read-more-inner {
    display: block;
    height: 100%;
  }
  .read-more:has(:checked) .read-more-inner::after {
    content: none;
  }
  .read-more label {
    width: 100%;
    text-align: center;
    padding: 3.1vw 0;
    border: solid 2px var(--black);
    background-color: #ffffff;
    color: var(--black);
    font-size: clamp(1.6rem, 4.3vw, 2.8rem);
    margin-top: 6.25vw;
    transition: background-color 0.2s ease-out;
  }
  .read-more label:hover {
    background-color: var(--black);
    color: #ffffff;
    cursor: pointer;
  }
  .read-more:has(:checked) label {
    display: none !important;
  }
  .read-more input {
    display: none !important;
  }
}
@media screen and (min-width: 641px) {
  .header-nav {
    display: block !important;
    display: none;
    padding-bottom: 30px;
  }
}