:root {
  font-family: "Noto Sans JP", "Noto Sans", Arial, sans-serif;
  color: #11146f;
  background: #fff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; min-width: 320px; overflow-x: clip; }
body { overflow-x: hidden; }
img { display: block; max-width: 100%; }
p { margin: 0; }
.content-width { width: min(100%, 1000px); margin-inline: auto; }
.sp-only { display: none; }
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  height: 56px;
  padding-bottom: 7px;
  background: #fff;
}
.site-header-logo { width: 164px; height: auto; }

.hero { display: block; width: 100%; margin: 0; font-size: 0; line-height: 0; }
.hero picture, .hero img { display: block; width: 100%; }

.share-band {
  padding: 14px 16px;
  color: #fff;
  background: #006DD3;
  text-align: center;
}
.share-band p { margin: 3px 0; font-size: clamp(18px, 2vw, 24px); font-weight: 900; line-height: 1.32; }
.share-line + .share-line::before { content: ""; }
.share-line:nth-child(3) { display: block; }
.share-band strong { color: #ffd900; font-size: 1.42em; }
.share-band mark { color: #ffd900; background: transparent; font-size: 1.18em; }
.share-copy {
  width: min(100%, 380px);
  margin: 0 auto;
  color: #0d1698;
}
.share-copy-band {
  padding: 10px 16px 12px;
  background: #D4EAFF;
  text-align: center;
}
.share-copy-band .share-copy-lead { display: none; }
.share-copy-band .share-copy-lead span {
  color: #1D2088;
  text-shadow: none;
}
.share-copy-band .share-copy {
  width: min(100%, 380px);
}
.share-copy-band .share-copy-box {
  min-height: 39px;
  gap: 10px;
  padding: 5px 10px 5px 15px;
  border: 2px solid #006DD3;
  border-radius: 10px;
  background: #fff;
  box-shadow: none;
}
.share-copy-band .share-copy-tag {
  color: #1D2088;
  font-size: clamp(17px, 4.8vw, 22px);
  letter-spacing: .02em;
}
.share-copy-band .share-copy-button {
  min-width: 104px;
  height: 28px;
  padding: 0 12px 0 30px;
  border: 0;
  border-radius: 6px;
  color: #fff;
  background: #1D2088;
  font-size: 12px;
}
.share-copy-band .share-copy-button::before,
.share-copy-band .share-copy-button::after { border-color: #fff; background: #1D2088; }
.share-copy-band .share-copy-button::before { left: 12px; top: 4px; }
.share-copy-band .share-copy-button::after { left: 16px; top: 8px; }
.share-copy-band .share-copy-note {
  color: #1D2088;
  text-shadow: none;
}
.share-copy .share-copy-lead {
  margin: 0 0 5px;
  color: #0930c8;
  font-size: 16px;
  font-weight: 900;
  line-height: 1.2;
}
.share-copy-lead span {
  color: #fff300;
  text-shadow: 0 2px 0 #ff1799;
}
.share-copy-box {
  display: flex;
  width: 100%;
  min-height: 60px;
  align-items: center;
  justify-content: center;
  gap: 22px;
  padding: 8px 18px;
  border: 4px solid #ff2aa6;
  border-radius: 22px;
  background: #fff;
  color: inherit;
  cursor: pointer;
  font: inherit;
  text-align: center;
}
.share-copy-tag {
  min-width: 0;
  color: #0a178d;
  font-size: clamp(22px, 2.8vw, 32px);
  font-weight: 900;
  line-height: 1;
  white-space: nowrap;
}
.share-copy-button {
  position: relative;
  display: inline-flex;
  min-width: 112px;
  height: 38px;
  align-items: center;
  justify-content: center;
  gap: 5px;
  flex: 0 0 auto;
  padding: 0 18px 0 34px;
  border: 3px solid #ff2aa6;
  border-radius: 999px;
  color: #ff2aa6;
  background: #fff;
  font: inherit;
  font-size: 15px;
  font-weight: 900;
  line-height: 1;
  cursor: pointer;
}
.share-copy-button::before,
.share-copy-button::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 12px;
  border: 2px solid currentColor;
  border-radius: 2px;
}
.share-copy-button::before { left: 16px; top: 10px; background: #fff; }
.share-copy-button::after { left: 20px; top: 14px; background: #fff; }
.share-copy .share-copy-note {
  margin: 6px 0 0;
  color: #fff;
  text-shadow: 0 2px 0 #ff0f9e;
  font-size: 12px;
  font-weight: 900;
  line-height: 1;
}
.share-copy-band .share-copy-note {
  color: #1D2088;
  text-shadow: none;
}
.overview-access-button {
  position: relative;
  z-index: 2;
  display: block;
  width: fit-content;
  margin-inline: auto;
  margin-top: 18px;
  background: #0a8fff;
  box-shadow: none;
}

.section { padding: 66px 22px; }
.section--pop { background: url("../images/bg_50th_pop_01.png") center / cover; }
.section--pink { background: url("../images/bg_50th_pink_01.png") center / cover; }
.section--yellow { background: #ffe000; }
.section--space { color: #fff; background: #102aa9 url("../images/bg_50th_space_01.png") center top / 600px 1024px repeat; text-align: center; }
.section--dark { color: #fff; background: #2a2030 url("../images/bg_50th_night_01.png") center top / 1728px 1237px repeat-y; }

.pill-title {
  width: fit-content;
  min-width: min(520px, 100%);
  max-width: 100%;
  margin: 0 auto 44px;
  padding: 11px 30px;
  color: #171777;
  border: 4px solid #ff54ba;
  border-radius: 999px;
  background: #fff;
  text-align: center;
  font-size: clamp(18px, 2vw, 25px);
  line-height: 1;
}
.pill-title span { color: #ff54ba; }
.image-title {
  width: min(100%, 430px);
  margin: 0 auto 28px;
  font-size: 0;
  line-height: 0;
}
.image-title img { width: 100%; height: auto; }

.overview { overflow-x: hidden; overflow-x: clip; }
.overview-card {
  position: relative;
  width: min(100%, 930px);
  margin: 0 auto;
  padding: 58px 100px 70px;
  border: 14px solid #ff0d92;
  background: #fff;
}
.overview-heading { margin-bottom: 30px; text-align: center; }
.overview-logo { width: min(100%, 535px); margin: 0 auto; }
.overview-text { text-align: center; font-size: 24px; font-weight: 700; line-height: 1.95; }
.overview-text p { margin-top: 14px; }
.overview-text--sp { display: none; }
.deco { position: absolute; z-index: 1; width: 205px; animation: float-y 4.8s ease-in-out infinite alternate; pointer-events: none; }
.deco--mirrorball { top: -138px; left: -152px; width: 330px; transform: rotate(-13deg); }
.deco--telephone { top: 85px; right: -112px; width: 225px; animation-delay: -.9s; }
.deco--speaker { top: 47%; left: -118px; width: 190px; transform: translateY(-50%); animation-delay: -1.8s; }
.deco--bonsai { bottom: -126px; left: -116px; width: 245px; animation-delay: -2.7s; }
.deco--mini-component { right: -105px; bottom: 85px; width: 210px; animation-delay: -3.6s; }
@keyframes float-y {
  from { translate: 0 -8px; }
  to { translate: 0 10px; }
}

.highlight-list { display: grid; gap: 44px; }
.highlight-card { display: grid; grid-template-columns: .92fr 1.08fr; gap: 32px; min-width: 0; padding: 34px; border-radius: 32px; background: #fff; }
.highlight-card--reverse .highlight-image { order: 2; }
.highlight-image img { width: 100%; border-radius: 22px; }
.highlight-body { min-width: 0; color: #222; }
.highlight-body h3 { color: #10146f; text-align: center; font-size: 20px; margin-bottom: 20px;}
.highlight-body p { font-size: 15px; line-height: 1.7; }
.highlight-title {
  width: min(100%, 590px);
  height: 178px;
  margin: 0 auto 10px;
  object-fit: contain;
  object-position: center;
}
.highlight-title--kawaranu { width: min(100%, 540px); }

@media (min-width: 768px) {
  .highlight-list { grid-auto-rows: 1fr; }
  .highlight-card { grid-template-columns: 414px 1fr; align-items: center; }
  .highlight-card--reverse { grid-template-columns: 1fr 414px; }
  .benefit-main { min-height: 190px; }
}

.benefit-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 25px; }
.benefit-card {
  display: flex;
  overflow: hidden;
  flex-direction: column;
  padding: 30px 24px 26px;
  border-radius: 34px;
  background: #fff;
}
.benefit-title { width: min(100%, 360px); height: 106px; margin: 0 auto 12px; object-fit: contain; }
.benefit-card .design-note {
  margin: 12px 0 0;
  color: #666;
  text-align: center;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.4;
}
.share-copy--benefit {
  width: min(100%, 380px);
  margin: 18px auto;
}
.share-copy--benefit .share-copy-lead {
  color: #1D2088;
  font-size: 14px;
}
.share-copy--benefit .share-copy-lead span {
  color: #1D2088;
  text-shadow: none;
}
.share-copy--benefit .share-copy-box {
  min-height: 39px;
  gap: 10px;
  padding: 5px 10px 5px 15px;
  border: 2px solid #006DD3;
  border-radius: 10px;
  background: #fff;
  box-shadow: none;
}
.share-copy--benefit .share-copy-tag {
  color: #1D2088;
  font-size: clamp(17px, 4.8vw, 22px);
  letter-spacing: .02em;
}
.share-copy--benefit .share-copy-button {
  min-width: 104px;
  height: 28px;
  padding: 0 12px 0 30px;
  border: 0;
  border-radius: 6px;
  color: #fff;
  background: #1D2088;
  font-size: 12px;
}
.share-copy--benefit .share-copy-button::before,
.share-copy--benefit .share-copy-button::after { border-color: #fff; background: #1D2088; }
.share-copy--benefit .share-copy-button::before { left: 12px; top: 4px; }
.share-copy--benefit .share-copy-button::after { left: 16px; top: 8px; }
.benefit-card .share-copy-note {
  margin-top: 6px;
  color: #1D2088;
  text-shadow: none;
  text-align: center;
}
.benefit-cta-button {
  display: block;
  width: fit-content;
  margin: 18px auto 34px;
  background: #08a6c5;
}
.benefit-card > .benefit-cta-button { margin: 30px auto 34px; }
.benefit-main { position: relative; min-height: 166px; }
.steps { position: relative; z-index: 1; width: 76%; margin: 0; padding: 0; list-style: none; counter-reset: step; }
.steps li { position: relative; min-height: 46px; margin: 7px 0; padding: 12px 7px 8px 55px; border-radius: 999px; font-size: 13px; font-weight: 800; counter-increment: step; }
.steps li::before { content: counter(step); position: absolute; top: 50%; left: 8px; display: grid; width: 34px; height: 34px; place-items: center; transform: translateY(-50%); border-radius: 50%; color: #fff; font-size: 20px; }
.steps--pink li { background: #f8d4ed; }
.steps--pink li::before { background: #fb55b4; }
.steps--blue li { background: #c8f5fb; }
.steps--blue li:nth-child(2) { transform: translateY(4px); }
.steps--blue li:nth-child(3) { transform: translateY(8px); }
.steps--blue li::before { background: #08a6c5; }
.steps span { color: #ff2296; }
.benefit-item { position: absolute; z-index: 3; right: -18px; bottom: 4px; }
.benefit-item--sticker { width: 180px; }
.benefit-item--keyholder { top:8px; right: 15px; width: 120px; }
.benefit-card p { color: #222; font-size: 14px; line-height: 1.62; }
.benefit-description--sticker { margin-top: 2px; }
.benefit-description--sticker + .benefit-description--sticker { margin-top: 1em; }

.diagnosis-inner { display: flex; flex-direction: column; min-width: 0; align-items: center; }
.diagnosis picture { display: block; width: 100%; }
.diagnosis-title { width: min(100%, 900px); margin: 0 auto 20px; }
.pay-logo-panel {
  width: min(100%, 300px);
  margin: 0 auto 22px;
  padding: 16px 34px;
  border-radius: 22px;
  background: #fff;
}
.pay-logo { width: 100%; height: auto; object-fit: contain; }
.diagnosis-prizes { width: min(100%, 830px); margin: 0 auto 0; transform: translateX(16px); }
.diagnosis p { font-size: 15px; font-weight: 700; line-height: 1.75; }
.diagnosis-copy--sp { display: none; }
.campaign-period {
  margin: 18px;
  padding: 12px 100px;
  border: 2px solid rgba(255, 255, 255, .6);
  border-radius: 14px;
  background: rgba(0, 12, 90, .35);
}
.button { margin-top: 22px; padding: 13px 35px; border-radius: 999px; color: #fff; background: #ff4eb4; text-align: center; text-decoration: none; font-size: 14px; font-weight: 700; }
.internal-link-button,
.anchor-link-button {
  position: relative;
  padding-right: 48px;
}
.internal-link-button::after,
.anchor-link-button::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 28px;
  width: 9px;
  height: 9px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
}
.internal-link-button::after { transform: translateY(-50%) rotate(-45deg); }
.anchor-link-button::after { transform: translateY(-65%) rotate(45deg); }
.external-link-button {
  position: relative;
  padding-right: 48px;
  color: #fff;
}
.external-link-button::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 26px;
  width: 11px;
  height: 11px;
  transform: translateY(-50%);
  border: 2px solid currentColor;
  border-left: 0;
  border-bottom: 0;
  box-shadow: 4px -4px 0 -2px #ff4eb4, 4px -4px 0 0 currentColor;
}
.overview-access-button { display: table; margin-inline: auto; }

.access-card { width: min(100%, 900px); padding: 28px; border-radius: 38px; color: #14156c; background: #fff; }
.access-row { display: grid; grid-template-columns: 155px 1fr; gap: 28px; margin: 10px 0; align-items: stretch; }
.access-row > * { min-width: 0; }
.access-row h3 { display: grid; margin: 0; padding: 10px; place-items: center; border: 1px solid #25207b; text-align: center; font-size: 18px; }
.access-row p { padding: 9px 0; line-height: 1.55; }
.access-row > p { display: block; }
.access-row a { font-weight: 800; }
.access-date, .access-time { display: inline; }
.access-time::before { content: " "; }
.access-note { display: block; flex-basis: 100%; font-size: 13px; font-weight: 700; }
.map { width: min(100%, 570px); margin: 6px auto 0; }
.access-row .button { display: table; margin: 12px auto 0; }
.organizer-logo { width: 125px; height: auto; align-self: center; justify-self: start; object-fit: contain; margin-block: 6px; }
.organizer-logo1 { width: 118px; height: auto; align-self: center; justify-self: start; object-fit: contain; margin-block: 6px; }
.organizer { align-items: center; gap: 18px; }
.organizer p { padding: 0; }

footer { padding: 38px 22px 55px; color: #888; background: #fbfaff; text-align: center; font-size: 12px; line-height: 1.7; }
footer nav { margin-top: 44px; overflow-wrap: anywhere; }
footer small { display: block; margin-top: 24px; }

@media (max-width: 767px) {
  .sp-only { display: block; }
  .site-header { height: 44px; padding-bottom: 7px; }
  .site-header-logo { width: 106px; }
  .share-band { padding: 12px 16px; }
  .share-band p { font-size: 19px; line-height: 1.38; }
  .share-line { display: block; }
  .share-line + .share-line::before { content: ""; }
  .share-band strong { font-size: 26px; line-height: 1.1; }
  .share-band mark { font-size: 22px; line-height: 1.1; }
  .share-copy { margin-top: 0; }
  .share-copy-band .share-copy { width: min(100%, 310px); }
  .share-copy-band { padding: 10px 16px 11px; }
  .overview-access-button { margin-top: 18px; }
  .share-copy .share-copy-lead { font-size: 15px; }
  .share-copy-box {
    min-height: 53px;
    gap: 11px;
    padding: 6px 11px;
    border-width: 3px;
    border-radius: 17px;
  }
  .share-copy-tag { font-size: 24px; }
  .share-copy-button {
    min-width: 92px;
    height: 34px;
    padding: 0 13px 0 31px;
    border-width: 2px;
    font-size: 13px;
  }
  .share-copy-button::before { left: 14px; top: 8px; }
  .share-copy-button::after { left: 18px; top: 12px; }
  .share-copy .share-copy-note { font-size: 10px; }
  .share-copy-band .share-copy-box {
    min-height: 39px;
    gap: 9px;
    padding: 5px 10px 5px 14px;
    border-width: 2px;
    border-radius: 10px;
  }
  .share-copy-band .share-copy-tag { font-size: 20px; }
  .share-copy-band .share-copy-button {
    min-width: 104px;
    height: 28px;
    padding: 0 12px 0 30px;
    border-width: 0;
    border-radius: 6px;
    font-size: 12px;
  }
  .share-copy-band .share-copy-button::before { left: 12px; top: 4px; }
  .share-copy-band .share-copy-button::after { left: 16px; top: 8px; }
  .share-copy-band .share-copy-note { margin-top: 6px; color: #1D2088; text-shadow: none; font-size: 11px; }
  .section { padding: 42px 36px 54px; }
  .section--pop { padding: 46px 20px 58px; }
  .section--space { padding-inline: 26px; padding-bottom: 42px; }
  .section--dark { padding-inline: 36px; padding-bottom: 56px; }
  .pill-title { min-width: 100%; margin-bottom: 30px; padding: 9px 6px; border-width: 3px; font-size: 17px; }
  .image-title { width: min(100%, 300px); margin-bottom: 24px; }
  .overview-card { padding: 52px 24px 68px; border-width: 8px; }
  .overview-heading { margin-bottom: 33px; }
  .overview-logo { width: min(100%, 430px); }
  .overview-text--pc { display: none; }
  .overview-text--sp { display: block; }
  .overview-text { font-size: 15px; line-height: 2.05; }
  .overview-text p { margin-top: 20px; }
  .deco { width: 132px; }
  .deco--mirrorball { top: -78px; left: -74px; width: 184px; }
  .deco--telephone { top: 190px; right: -76px; width: 150px; }
  .deco--speaker { top: 50%; left: -72px; width: 116px; transform: translateY(-50%); }
  .deco--bonsai { bottom: -82px; left: -68px; width: 158px; }
  .deco--mini-component { right: -78px; bottom: 124px; width: 150px; }
  .highlight-list { gap: 30px; }
  .highlight-card { display: flex; flex-direction: column; gap: 8px; margin-top: 54px; padding: 28px; border-radius: 28px; }
  .highlight-card .highlight-image { order: 2; }
  .highlight-card--reverse .highlight-image { order: 2; }
  .highlight-body h3 { margin: 12px 0; font-size: 18px; }
  .highlight-body p { font-size: 14px; line-height: 1.65; }
  .highlight-title { position: relative; z-index: 2; width: 100%; max-width: none; height: 142px; margin: -100px 0 -4px; }
  .highlight-title--kawaranu { width: 100%; height: 154px; margin: -111px 0 -14px; }
  .highlight-body h3 { margin-top: 0; }
  .benefit-grid { grid-template-columns: 1fr; gap: 28px; }
  .benefit-card { padding: 28px 22px 28px; border-radius: 28px; }
  .benefit-title { width: min(100%, 360px); height: 116px; margin-bottom: 16px; }
  .benefit-card .design-note { margin-top: 12px; font-size: 11px; }
  .share-copy--benefit { width: min(100%, 310px); margin: 26px auto 10px; }
  .share-copy--benefit .share-copy-lead { font-size: 13px; }
  .share-copy--benefit .share-copy-box {
    min-height: 39px;
    gap: 9px;
    padding: 5px 10px 5px 14px;
    border-width: 2px;
    border-radius: 10px;
  }
  .share-copy--benefit .share-copy-tag { font-size: 20px; }
  .share-copy--benefit .share-copy-button {
    min-width: 104px;
    height: 28px;
    padding: 0 12px 0 30px;
    border-width: 0;
    border-radius: 6px;
    font-size: 12px;
  }
  .share-copy--benefit .share-copy-button::before { left: 12px; top: 4px; }
  .share-copy--benefit .share-copy-button::after { left: 16px; top: 8px; }
  .share-copy--benefit .share-copy-note { text-align: center; }
  .benefit-cta-button { margin: 26px auto 0; }
  .benefit-description--sticker { margin-top: 15px; }
  .benefit-main { min-height: 164px; }
  .steps { width: 82%; }
  .steps--blue li:nth-child(2),
  .steps--blue li:nth-child(3) { transform: none; }
  .steps li { padding-left: 53px; font-size: 12px; }
  .benefit-item--sticker { right: -55px; width: 145px; }
  .benefit-item--keyholder { top:20px; right: -15px; width: 105px; }
  .benefit-card p { margin-top: 10px; }
  .benefit-cta-button + p { margin-top: 0; }
  .diagnosis-title { width: min(112%, 560px); max-width: none; margin: -18px -6% 5px; }
  .pay-logo-panel {
    width: min(60%, 300px);
    margin: 0 auto 7px;
    padding: 10px 30px;
    border-radius: 14px;
  }
  .diagnosis-prizes { width: min(108%, 540px); max-width: none; margin: 0 -4% 8px; transform: none; }
  .diagnosis p { font-size: 14px; line-height: 1.85; }
  .diagnosis-copy--pc { display: none; }
  .diagnosis-copy--sp { display: block; }
  .campaign-period { margin-top: 16px; padding: 10px 12px; font-size: 13px; }
  .diagnosis .button { margin-top: 28px; }
  .internal-link-button,
  .anchor-link-button { padding-right: 38px; }
  .internal-link-button::after,
  .anchor-link-button::after { right: 21px; width: 8px; height: 8px; }
  .access-card { padding: 22px; border-radius: 28px; }
  .access-row { display: block; margin-bottom: 18px; text-align: center; }
  .access-row h3 { padding: 5px; font-size: 17px; }
  .access-row p { display: block; font-size: 15px; text-align: center; }
  .access-schedule { text-align: center; }
  .access-date, .access-time { display: block; }
  .access-time::before { content: ""; }
  .access-row strong { overflow-wrap: anywhere; }
  .access-note { margin-top: 4px; font-size: 12px; }
  .access-row .button { max-width: 100%; padding-inline: 17px; font-size: 12px; }
  .access-row .external-link-button { padding-right: 36px; }
  .access-row .external-link-button::after { right: 17px; width: 9px; height: 9px; }
  .organizer-logo { margin: 14px auto 4px; }
  .organizer-logo1 { margin: 5px auto 4px; }
  .organizer { display: block; text-align: center; }
  footer { padding: 28px 20px 40px; font-size: 10px; }
  footer nav { margin-top: 34px; line-height: 2.4; }
}

@media (max-width: 430px) {
  .deco--mirrorball { top: -18.14vw; left: -17.21vw; width: 42.79vw; }
  .deco--telephone { top: 24.19vw; right: -17.67vw; width: 34.88vw; }
  .deco--speaker { left: -16.74vw; width: 26.98vw; }
  .deco--bonsai { bottom: -19.07vw; left: -15.81vw; width: 36.74vw; }
  .deco--mini-component { right: -17.14vw; bottom: 20.84vw; width: 30.88vw; }
}