* {
  margin: 0;
  padding: 0;
}
ul {
  list-style: none;
}
a {
  color: inherit;
  text-decoration: none;
}
img {
  max-width: 100%;
  vertical-align: bottom;
  border: none;
}
html {
  font-size: 62.5%;
}

header, main, footer, nav, section {
  display: block;
}

:root {
  --color-main-bg: #9D051A;
  --color-nav-bg: #610103;
  --color-line-gold: #A27A29;
  --color-text-gold: #D6BF87;
  --color-text-black: #340007;
  --color-white-bg: #F5EFE0;
  --color-gift-date: #4BC36B;
}
html, body {
  overflow-x: hidden;
}

body {
  min-width: 1100px;
  color: #fff;
  font-size: 1.6rem;
  font-family: "Montserrat","游ゴシック",YuGothic,"Hiragino Kaku Gothic ProN",Meiryo, sans-serif;
  font-feature-settings: "palt";
  background: var(--color-main-bg);
}
a:hover {
  opacity: 0.7;
}
.sp-only {
  display: none;
}

.page-title {
  position: relative;
  display: flex;
  align-items: center;
  aspect-ratio: 1366/768;
  min-height: 500px;
  background: url("../img/mv-bg.jpg") no-repeat center/cover;
}
.page-title picture {
  margin-left: 10vw;
}
@media (min-width: 768px) {
  .page-title picture {
    max-width: 60vw;
  }
}

@media (max-width: 500px) and (orientation: portrait) {
  .page-title {
    align-items: flex-end;
    aspect-ratio: 15/22;
    min-height: auto;
  }
  .page-title picture {
    margin-left: 0;
  }
}

.main-nav {
  position: relative;
  width: 100%;
  border-top: 2px solid var(--color-line-gold);
  border-bottom: 2px solid var(--color-line-gold);
}
.main-nav::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  display: block;
  width: 100%;
  background: var(--color-nav-bg);
}
.event-text{
  padding: 36px 0;
  text-align: center;
  font-size: 18px;
  line-height: 30px;
}
.event-text a {
  position: relative;
    align-items: center;
    justify-content: center;
    width: 200px;
    height: 40px;
    margin: 10px auto 0px;
    padding-right: 0.5em;
    color: var(--color-main-bg);
    font-size: 1.5rem;
    font-weight: 500;
    border: 1px solid var(--color-main-bg);
    border-radius: 20px;
    background: var(--color-white-bg);
    box-sizing: border-box;
}
.event-text a::after{
  content: "";
  position: absolute;
  top: 0;
  right: calc(50% - 5em);
  bottom: 0.3em;
  display: block;
  width: 20px;
  height: 5px;
  margin: auto;
  border-bottom: 1px solid var(--color-main-bg);
  border-right: 1px solid var(--color-main-bg);
  transform: skew(45deg);
}
/* .event-text a{
  position: relative;
  max-width: 200px;
  height: 40px;
  margin: auto;
  align-items: center;
   display: block;
   color: #9D051A;
   background-color:#F5EFE0;
   border:2px solid #9D051A;
   border-radius: 20px;
} */
.main-nav ul {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  max-width: 1050px;
  margin-inline: auto;
  padding-block: 36px;
}
.main-nav li {
  width: 25%;
  margin-inline: auto;
  padding-inline: 5px;
  color: var(--color-text-gold);
  text-align: center;
}
.main-nav a {
  display: flex;
  flex-direction: column;
}
.main-nav span {
  display: block;
  font-size: 2rem;
  font-weight: 600;
  font-family: "游明朝","Yu Mincho",YuMincho,"Hiragino Mincho Pro",serif;
  line-height: 24px;
}
.main-nav span + span {
  padding-top: 12px;
}
.main-nav img {
  width: 140px;
}
.main-contents {
  padding-top: 40px;
  background: url("../img/main-title-bg.png") no-repeat top center/100%;
}
.main-inner {
  padding-bottom: 130px;
  background: url("../img/stars-pc.svg") no-repeat center 500px/1142px;
}
.main-inner > strong {
  display: block;
  text-align: center;
}
.main-inner > strong img {
  width: 530px;
}
.main-inner > p {
  text-align: center;
  font-size: 2.3rem;
  line-height: 50px;
}
.main-inner > p:nth-child(2) {
  margin-top: 85px;
}
.main-inner > p:nth-child(3) {
  margin-bottom: 60px;
}
.main-inner > p:nth-child(4) {
  margin-bottom: 100px;
  padding-bottom: 100px;
  background: url("../img/star.svg") no-repeat bottom center/68px;
}
.main-inner > p > span {
  border-bottom: 1px dashed #fff;
}
.main-inner > p span span {
  display: inline-block;
}
.main-inner .info-list dl {
  display: flex;
  justify-content: flex-start;
  width: 550px;
  margin: 0 auto 14px;
  font-size: 2.2rem;
}
.main-inner .info-list dl:nth-of-type(3) {
  margin-bottom: 120px;
}
.main-inner .info-list dl dt {
  position: relative;
  width: 9em;
}
.main-inner .info-list dl dt::after {
  content: "";
  position: absolute;
  top: 0;
  right: 10px;
  bottom: 0;
  margin: auto;
  display: block;
  width: 6em;
  height: 1px;
  background: #fff;
}
.main-inner .info-list dl:nth-of-type(2) dt::after {
  width: 4em;
}
.main-inner .visual-box {
  position: relative;
}
.main-inner .visual-box::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 65px;
  z-index: -1;
  display: block;
  width: calc(50% + 160px);
  height: 410px;
  background: var(--color-main-bg);
  mix-blend-mode: color-burn;
}
.visual-box .visual-inner {
  position: relative;
  max-width: 1050px;
  margin-inline: auto;
  padding-bottom: 160px;
}
.visual-box .visual-inner img:nth-child(1){
  width: 800px;
}
.visual-box .visual-inner img:nth-child(2){
  position: absolute;
  right: 0;
  bottom: 0;
  width: 400px;
}

.event-section {
  position: relative;
  margin-top: -30px;
  padding-top: 30px;
}
.event-section::after {
  content: "";
  position: absolute;
  bottom: 0;
  z-index: -1;
  display: block;
  width: 100%;
  height: 400px;
  background: var(--color-text-gold);
}
.event-title {
  margin-bottom: 50px;
  text-align: center;
}
.event-list {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  max-width: 1050px;
  margin: 0 auto 145px;
  padding-bottom: 45px;
}
.event-list li {
  display: flex;
  flex-direction: column;
  width: 320px;
}
.event-list li:nth-child(2) {
  margin-inline: auto;
}
.event-list p:nth-child(2) {
  padding-block: 15px 10px;
  color: var(--color-main-bg);
  font-weight: 500;
}
.event-list p:nth-child(3) {
  margin-bottom: 20px;
  color: var(--color-text-black);
}
.event-list a:nth-child(4) {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 200px;
  height: 40px;
  margin-top: auto;
  padding-right: 0.5em;
  color: var(--color-main-bg);
  font-size: 1.5rem;
  font-weight: 500;
  border: 1px solid var(--color-main-bg);
  border-radius: 20px;
  background: var(--color-white-bg);
  box-sizing: border-box;
}
.event-list a:nth-child(4)::after {
  content: "";
  position: absolute;
  top: 0;
  right: calc(50% - 5em);
  bottom: 0.3em;
  display: block;
  width: 20px;
  height: 5px;
  margin: auto;
  border-bottom: 1px solid var(--color-main-bg);
  border-right: 1px solid var(--color-main-bg);
  transform: skew(45deg);
}
.campain-section,
.gift-section {
  margin-top: -30px;
  padding-top: 30px;
}
.campain-inner {
  width: 860px;
  height: 433px;
  margin: 0 auto 145px;
  text-align: center;
  background: url("../img/cam-bg-pc.png") no-repeat center/contain;
}
.campain-inner img {
  width: 532px;
}
.campain-inner h2 {
  padding-block: 130px 25px;
}
.campain-inner p {
  padding-bottom: 25px;
  color: var(--color-text-black);
  font-size: 1.7rem;
  line-height: 30px;
}
.campain-inner a {
  position: relative;
  display: inline-flex;
  align-items: center;
  color: var(--color-text-black);
  font-size: 1.7rem;
  line-height: 20px;
}
.campain-inner a::after {
  content: "";
  position: absolute;
  inset: auto auto 0 -10%;
  display: block;
  width: 120%;
  height: 5px;
  margin: auto;
  border-bottom: 1px solid var(--color-text-black);
  border-right: 1px solid var(--color-text-black);
  transform: skew(45deg);
}
.campain-inner a img {
  display: inline-block;
  margin-left: 5px;
  padding-bottom: 5px;
  width: 16px;
}

.gift-title {
  margin-bottom: 80px;
  text-align: center;
}
.gift-list {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  max-width: 1050px;
  margin-inline: auto;
  padding-bottom: 50px;
}
.gift-list li {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 350px;
  margin: 0 auto 70px;
  padding-inline: 10px;
}
.gift-list li:nth-child(2)::after {
  content: "";
  position: absolute;
  top: -66px;
  right: -132px;
  z-index: -1;
  width: 150px;
  height: 134px;
  background: url("../img/snow01.svg") no-repeat center/contain;
}
.gift-list li:nth-child(3)::after {
  content: "";
  position: absolute;
  top: -139px;
  left: -193px;
  z-index: -1;
  width: 238px;
  height: 264px;
  background: url("../img/snow02.svg") no-repeat center/contain;
}
.gift-list li:nth-child(4)::after {
  content: "";
  position: absolute;
  right: -148px;
  bottom: 141px;
  z-index: -1;
  width: 140px;
  height: 105px;
  background: url("../img/snow03.svg") no-repeat center/contain;
}
.gift-list li:nth-child(5)::after {
  content: "";
  position: absolute;
  top: -25px;
  left: -140px;
  z-index: -1;
  width: 104px;
  height: 98px;
  background: url("../img/snow04.svg") no-repeat center/contain;
}
.gift-list li:nth-child(6)::after {
  content: "";
  position: absolute;
  right: -166px;
  bottom: 22px;
  z-index: -1;
  width: 159px;
  height: 172px;
  background: url("../img/snow05.svg") no-repeat center/contain;
}
.gift-list li:nth-child(7)::after {
  content: "";
  position: absolute;
  top: -73px;
  left: -193px;
  z-index: -1;
  width: 238px;
  height: 264px;
  background: url("../img/snow02.svg") no-repeat center/contain;
}
.gift-list li:nth-child(8)::after {
  content: "";
  position: absolute;
  right: -157px;
  bottom: 137px;
  z-index: -1;
  width: 94px;
  height: 123px;
  background: url("../img/snow06.svg") no-repeat center/contain;
}
.gift-list li:nth-child(9)::before {
  content: "";
  position: absolute;
  top: -130px;
  left: -107px;
  z-index: -1;
  width: 120px;
  height: 63px;
  background: url("../img/snow07.svg") no-repeat center/contain;
}
.gift-list li:nth-child(9)::after {
  content: "";
  position: absolute;
  left: -137px;
  bottom: 53px;
  z-index: -1;
  width: 116px;
  height: 133px;
  background: url("../img/snow08.svg") no-repeat center/contain;
}
.gift-list li:nth-child(10)::after {
  content: "";
  position: absolute;
  right: -105px;
  bottom: -48px;
  z-index: -1;
  width: 136px;
  height: 168px;
  background: url("../img/snow09.svg") no-repeat center/contain;
}
.gift-list li div {
  position: relative;
  margin-bottom: 30px;
}
.gift-list li div img + img {
  position: absolute;
  right: 0;
  bottom: -15px;
}
.gift-name {
  color: var(--color-text-gold);
  font-size: 2.4rem;
  font-weight: 600;
  line-height: 29px;
}
.gift-name .flex {
  display: flex;
  justify-content: space-between;
}

.gift-name span:not(.gift-name, .gift-date) {
  font-size: 2.0rem;
}
.gift-name ruby {
  ruby-align: center;
}
.gift-price {
  margin-top: 15px;
  color: var(--color-text-gold);
  font-size: 2.0rem;
  font-weight: 600;
  line-height: 24px;
}
.gift-price span {
  font-size: 1.7rem;
}
.gift-price + .gift-name {
  margin-top: 20px;
}
.gift-shop {
  margin-bottom: 15px;
  color: var(--color-text-gold);
  font-size: 1.7rem;
  font-weight: 600;
  line-height: 24px;
}
.gift-detail {
  font-size: 1.7rem;
  line-height: 28px;
}
.gift-name .gift-date {
  display: inline-block;
  padding: 4px 16px;
  color: #fff;
  font-size: 1.4rem;
  font-weight: 600;
  line-height: 18px;
  border: 0.5px solid #fff;
  border-radius: 10px;
  background: var(--color-gift-date);
}

footer {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 150px;
}
footer::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  display: block;
  background: var(--color-main-bg);
  mix-blend-mode: color-burn;
}

@media (min-width: 768px) and (max-width: 1100px) {
  html {
    overflow-x: scroll;
  }
  .main-contents {
    overflow-x: hidden;
  }
}

@media (max-width: 767px) {

  .pc-only {
    display: none;
  }
  .sp-only {
    display: block;
  }

  body {
    min-width: inherit;
  }

  .main-nav ul {
    padding-inline: 5px;
  }
  .main-nav span {
    font-size: clamp(1.1rem, 3vw, 2rem);
    line-height: 1.15;
  }
  .main-nav span + span {
    padding-top: 3px;
  }
  
  .main-contents {
    padding-top: 3vw;
  }
  .main-inner > strong {
    padding-inline: 10%;
  }
  .main-inner > p {
    padding-inline: 15px;
    font-size: 1.5rem;
    line-height: 36px;
  }
  .main-inner > p:nth-child(2) {
    margin-top: 50px;
  }
  .main-inner > p:nth-child(3) {
    margin-bottom: 50px;
  }
  .main-inner > p:nth-child(4) {
    margin-bottom: 60px;
    padding-bottom: 60px;
  }
  .main-inner > p br {
    display: none;
  }
  .main-inner .info-list {
    width: fit-content;
    margin-inline: auto;
  }
  .main-inner .info-list dl {
    width: auto;
    padding-inline: 15px;
    font-size: 1.6rem;
  }
  .main-inner .info-list dl dt {
    width: 7em;
  }
  .main-inner .info-list dl dt::after {
    width: 4em;
  }
  .main-inner .info-list dl:nth-of-type(2) dt::after {
    width: 2em;
  }
  .main-inner .visual-box::after {
    bottom: 7vw;
    width: 64vw;
    height: 45vw;
  }
  .visual-box .visual-inner {
    width: auto;
    padding-bottom: 90px;
  }
  .visual-box .visual-inner img:nth-child(1) {
    display: inline-block;
    width: 80%;
    margin-left: 15px;
  }
  .visual-box .visual-inner img:nth-child(2) {
    width: 45%;
  }
  .main-inner {
    padding-bottom: 80px;
  }
  .main-inner .info-list dl:nth-of-type(3) {
    margin-bottom: 60px;
  }

  .event-section::after {
    height: 85%;
  }
  .event-title {
    margin-bottom: 30px;
  }
  .event-title img {
    width: 108px;
  }
  .event-list {
    flex-direction: column;
    align-items: center;
    margin-bottom: 110px;
    padding-bottom: 50px;
  }
  .event-list li:nth-child(-n + 2) {
    margin-bottom: 50px;
  }
  .event-list p:nth-child(2) {
    padding-block: 10px;
    font-size: 1.4rem;
    line-height: 18px;
  }
  .event-list p:nth-child(3) {
    margin-bottom: 15px;
    font-size: 1.6rem;
    line-height: 24px;
  }

  .campain-inner {
    width: 340px;
    height: 429px;
    margin-bottom: 90px;
    background-image: url("../img/cam-bg-sp.png");
  }
  .campain-inner h2 {
    padding-block: 90px 20px;
  }
  .campain-inner picture {
    display: block;
    margin-inline: auto;
    width: 266px;
  }
  .campain-inner p {
    font-size: 1.3rem;
    line-height: 20px;
    padding-bottom: 10px;
  }
  .campain-inner a {
    font-size: 1.3rem;
    line-height: 16px;
  }
  .campain-inner a img {
    width: 12px;
  }

  .gift-title {
    margin-bottom: 50px;
  }
  .gift-name {
    font-size: 2.0rem;
    line-height: 24px;
  }
  .gift-list {
    padding-bottom: 50px;
  }
  .gift-list li {
    width: 300px;
    margin-bottom: 50px;
  }
  .gift-name span {
    font-size: 1.6rem;
    line-height: 20px;
  }
  .gift-price {
    margin-top: 10px;
    font-size: 1.8rem;
    line-height: 22px;
  }
  .gift-price span {
    font-size: 1.3rem;
  }
  .gift-shop {
    font-size: 1.4rem;
    line-height: 18px;
  }
  .gift-detail {
    font-size: 1.4rem;
    line-height: 28px;
  }
  .gift-name .gift-date {
    margin-left: 28px;
    padding: 4px 12px;
    font-size: 1.2rem;
    line-height: 16px;
  }

  footer {
    height: 115px;
  }
  footer img {
    width: 124px;
  }
}