html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding-top: 100px;
  background: #B82A26;
  color: #222;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 300;
}

body * {
  box-sizing: border-box;
}

a {
  color: inherit;
}

img {
  display: block;
  width: 100%;
  height: auto;
  margin: 0;
  padding: 0;
}

.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
  width: 100%;
  background: #1674ad;
}

.site-nav__inner {
  position: relative;
  max-width: 1060px;
  height: 100px;
  margin: 0 auto;
  padding: 0 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-nav__brand {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 24px;
  color: #fff;
  text-decoration: none;
}

.site-nav__logo {
  width: 100%;
  flex-shrink: 0;
}

.site-nav__button {
  position: relative;
  width: 52px;
  height: 50px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.site-nav__button span {
  position: absolute;
  left: 0;
  display: block;
  width: 100%;
  height: 3px;
  background: #fff;
  transition: top 0.3s, transform 0.3s, opacity 0.3s;
}

.site-nav__button span:nth-child(1) {
  top: 8px;
}

.site-nav__button span:nth-child(2) {
  top: 25px;
}

.site-nav__button span:nth-child(3) {
  top: 42px;
}

.site-nav__button.is-open span:nth-child(1) {
  top: 25px;
  transform: rotate(45deg);
}

.site-nav__button.is-open span:nth-child(2) {
  opacity: 0;
}

.site-nav__button.is-open span:nth-child(3) {
  top: 25px;
  transform: rotate(-45deg);
}

.site-nav__menu {
  position: absolute;
  top: 100px;
  right: 0;
  width: 320px;
  padding: 24px;
  background: #1674ad;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.18);
  display: none;
}

.site-nav__menu.is-open {
  display: block;
}

.site-nav__menu a {
  display: block;
  padding: 16px 8px;
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.35);
}

.site-nav__menu a:hover {
  opacity: 0.75;
}

.l-inner {
  width: 100%;
  max-width: none;
  margin: 0 auto;
}

.page-content {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  background: #fff;
}

.detail-body .page-content {
  max-width: 960px;
  background: #fff;
}

.purchase-results {
  width: 100%;
  padding: 26px 40px 45px;
  background: #fff;
}

.purchase-results__inner {
  overflow: hidden;
  width: 100%;
  max-width: 870px;
  margin: 0 auto;
  border: 10px solid #1f9443;
  border-radius: 8px 8px 0 0;
  background: #1f9443;
}

.purchase-results__title {
  margin: 0;
  padding: 22px 20px 24px;
  color: #fff;
  font-size: 36px;
  font-weight: 900;
  line-height: 1.15;
  text-align: center;
}

.purchase-results__title span {
  color: #fff22d;
}

.purchase-results__body {
  padding: 32px 28px 45px;
  background: #fff;
}

.purchase-results__grid {
  display: grid;
  gap: 42px 36px;
}

.voice-card {
  text-align: center;
}

.voice-card__image {
  width: 90%;
  margin:0 auto 16px auto;
}

.voice-card__image img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 10px;
  margin-top:20px;
  margin-bottom: 24px;
}

.voice-card__meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  width: 100%;
  margin: 0 0 4px;
  color: #000;
  font-size: 22px;
  font-weight: 900;
  line-height: 1;
}

.voice-card__meta b {
  display: inline-block;
  padding: 9px 24px 10px;
  border-radius: 4px;
  background: #000;
  color: #fff;
  font-size: 18px;
  font-weight: 900;
  line-height: 1;
}

.detail-back-img {
  display: block;
  width: 350px;
  margin: 40px auto 0;
  text-decoration: none;
}

.detail-back-img img {
  display: block;
  width: 100%;
  height: auto;
  transition: filter 0.3s, transform 0.3s;
}

.detail-back-img:hover img {
  filter: drop-shadow(0 8px 10px rgba(0, 0, 0, 0.35));
  transform: translateY(-2px);
}

.footer {
  width: 100%;
  max-width: 960px;
  margin: 40px auto 30px;
  padding: 0 0 24px;
  min-height: 0;
  height: auto;
  background: transparent;
}

.copyright {
  display: block;
  width: 100%;
  margin: 0;
  padding: 0;
  color: #fff;
  font-size: 14px;
  line-height: 1;
  text-align: center;
}

.sp-br {
  display: none;
}

@media (max-width: 767px) {
  body {
    padding-top: 50px;
  }

  .site-nav__inner {
    height: 50px;
    padding: 0 14px;
  }

  .site-nav__brand {
    gap: 8px;
  }

  .site-nav__logo {
    width: 80%;
  }

  .site-nav__button {
    width: 32px;
    height: 28px;
  }

  .site-nav__button span {
    height: 2px;
  }

  .site-nav__button span:nth-child(1) {
    top: 5px;
  }

  .site-nav__button span:nth-child(2) {
    top: 13px;
  }

  .site-nav__button span:nth-child(3) {
    top: 21px;
  }

  .site-nav__button.is-open span:nth-child(1) {
    top: 13px;
  }

  .site-nav__button.is-open span:nth-child(3) {
    top: 13px;
  }

  .site-nav__menu {
    top: 50px;
    right: 0;
    width: 100%;
    padding: 16px 20px 24px;
  }

  .site-nav__menu a {
    padding: 14px 4px;
    font-size: 16px;
  }

  .purchase-results {
    padding: 16px 3.2vw 7vw;
  }

  .purchase-results__inner {
    max-width: none;
    border-width: 8px;
    border-radius: 12px;
  }

  .purchase-results__title {
    padding: 24px 14px 26px;
    font-size: 28px;
    line-height: 1.35;
  }

  .purchase-results__body {
    padding: 28px 18px 36px;
  }

  .purchase-results__grid {
    grid-template-columns: 1fr;
    gap: 7vw;
  }

  .voice-card__meta {
    gap: 3vw;
    font-size: 4.2vw;
  }

  .voice-card__meta b {
    padding: 2vw 4vw;
    font-size: 3.8vw;
  }

  .voice-card__image {
    width: 100%;
    margin:0 auto 12px auto;
  }

  .voice-card__image img {
    margin-top:4px;
    margin-bottom: 14px;
  }

  .detail-back-img {
    width: 240px;
    margin-top: 28px;
  }

  .footer {
    margin: 18px auto 30px;
    padding: 0 0 18px;
  }

  .copyright {
    font-size: 12px;
  }

  .sp-br {
    display: inline;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after,
  ::backdrop {
    transition: none !important;
    animation: none !important;
    scroll-behavior: auto !important;
  }
}