* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  color: #111;
  background: #f7f7f7 url("https://static.wixstatic.com/media/bc3ec7bc825c4e6ca746c659189cea83.jpg/v1/fill/w_1920%2Ch_1080%2Cal_c%2Cq_90%2Cenc_avif%2Cquality_auto/bc3ec7bc825c4e6ca746c659189cea83.jpg") center top / cover fixed;
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "YuGothic", "Noto Sans JP", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.85;
}
a {
  color: inherit;
}
img {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}
.page {
  width: 980px;
  max-width: calc(100% - 28px);
  margin: 0 auto;
  min-height: 100vh;
  position: relative;
}
.site-header {
  text-align: center;
  padding: 34px 0 14px;
}
.logo {
  width: 123px;
  margin: 0 auto 10px;
  display: block;
}
.site-title {
  font-size: 36px;
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: .08em;
  margin: 0;
}
.site-subtitle {
  font-size: 24px;
  line-height: 1.3;
  font-weight: 700;
  margin: 10px 0 0;
}

/* 改善点1：メニューを太く・大きく・間隔あり・区切り線ありに変更 */
.menu {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  list-style: none;
  padding: 0;
  margin: 30px auto 24px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .08em;
  background: rgba(255,255,255,.62);
  border-top: 1px solid rgba(0,0,0,.28);
  border-bottom: 1px solid rgba(0,0,0,.28);
}
.menu li {
  position: relative;
}
.menu li + li {
  border-left: 1px solid rgba(0,0,0,.32);
}
.menu a {
  display: block;
  text-decoration: none;
  padding: 10px 30px;
  min-width: 132px;
}
.menu a:hover {
  background: rgba(255,255,255,.82);
  text-decoration: none;
}

.main-panel {
  background: rgba(255,255,255,.42);
  border: 1px solid rgba(255,255,255,.55);
  padding: 28px 28px 42px;
}
.home-intro {
  text-align: center;
  padding: 20px 0 22px;
}
.home-intro h2 {
  font-size: 27px;
  line-height: 1.55;
  margin: 0 0 30px;
  font-weight: 700;
}
.home-intro p {
  font-size: 17px;
  margin: 0 0 10px;
}

/* 改善点2：ホーム前半の2枚を安定した左右配置へ変更 */
.image-row {
  width: 840px;
  max-width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr);
  align-items: center;
  gap: 26px;
  margin: 30px auto 38px;
}
.image-row img {
  width: 100%;
  display: block;
  background: rgba(255,255,255,.72);
  border: 1px solid rgba(0,0,0,.10);
  box-shadow: 0 8px 18px rgba(0,0,0,.06);
}
.image-row .repair-main {
  max-width: 540px;
  justify-self: end;
}
.image-row .repair-sub {
  max-width: 282px;
  justify-self: start;
}

.restore-text {
  width: 820px;
  max-width: 100%;
  margin: 0 auto;
  font-weight: 700;
  font-size: 16px;
}
.restore-text h3 {
  font-size: 18px;
  margin: 0 0 12px;
}
.restore-text p {
  margin: 0 0 14px;
}
.comparison {
  width: 817px;
  max-width: 100%;
  display: block;
  margin: 28px auto 34px;
}
.work-section {
  text-align: center;
  padding: 12px 0 30px;
}
.work-section h2 {
  font-size: 28px;
  margin: 0 0 18px;
}
.work-box {
  width: 460px;
  max-width: 100%;
  margin: 0 auto;
  background: rgba(255,255,255,.75);
  border: 1px solid #ddd;
  padding: 24px 18px;
}
.work-box h3 {
  font-size: 27px;
  margin: 0 0 12px;
}
.work-box p {
  font-size: 20px;
  font-weight: 700;
  margin: 0;
}
.profile {
  width: 720px;
  max-width: 100%;
  margin: 38px auto 54px;
}
.profile-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  align-items: center;
  min-height: 78px;
}
.profile-label {
  font-size: 25px;
  font-weight: 700;
}
.profile-value {
  font-size: 25px;
  font-weight: 700;
}
.profile-value.small {
  font-size: 18px;
}
.related {
  display: flex;
  align-items: center;
  gap: 18px;
}
.related img {
  width: 94px;
}
.contact-wrap {
  width: 720px;
  max-width: 100%;
  margin: 28px auto 44px;
}
.notice {
  font-size: 20px;
  font-weight: 700;
  text-align: center;
  margin: 0 0 26px;
}
.contact-wrap p {
  margin: 0 0 14px;
}
.contact-form {
  display: grid;
  gap: 14px;
  margin: 30px 0 44px;
}
.contact-form label {
  display: grid;
  gap: 5px;
  font-weight: 700;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid #999;
  background: rgba(255,255,255,.88);
  font: inherit;
}
.contact-form textarea {
  min-height: 150px;
  resize: vertical;
}
.contact-form button {
  justify-self: center;
  min-width: 120px;
  padding: 10px 24px;
  border: 1px solid #111;
  background: #111;
  color: white;
  font: inherit;
  cursor: pointer;
}
.privacy {
  font-size: 14px;
}
.privacy h2 {
  font-size: 20px;
  margin: 0 0 16px;
}
.privacy p {
  margin: 0 0 12px;
}
.footer-menu {
  display: flex;
  justify-content: center;
  gap: 30px;
  padding: 24px 0 12px;
  font-size: 14px;
}
.footer-menu a {
  text-decoration: none;
}
.footer {
  text-align: center;
  padding: 8px 0 36px;
}
.footer-icon {
  width: 53px;
  margin: 0 auto 6px;
  display: block;
}
.footer-company {
  margin: 0 0 4px;
  font-size: 14px;
}
.copyright {
  font-size: 12px;
  margin: 0;
}
.top-button {
  position: fixed;
  right: 26px;
  bottom: 22px;
  width: 62px;
  height: 62px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.top-button img {
  width: 62px;
}
@media (max-width: 720px) {
  .page {
    max-width: calc(100% - 18px);
  }
  .site-header {
    padding-top: 22px;
  }
  .site-title {
    font-size: 28px;
  }
  .site-subtitle {
    font-size: 20px;
  }
  .menu {
    display: flex;
    width: 100%;
    flex-wrap: wrap;
    margin-top: 20px;
    font-size: 15px;
  }
  .menu li {
    flex: 1 1 100%;
    border-left: 0 !important;
    border-top: 1px solid rgba(0,0,0,.18);
  }
  .menu li:first-child {
    border-top: 0;
  }
  .menu a {
    padding: 9px 12px;
    min-width: 0;
  }
  .main-panel {
    padding: 20px 14px 34px;
  }
  .home-intro h2 {
    font-size: 23px;
  }
  .image-row {
    width: 100%;
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .image-row .repair-main,
  .image-row .repair-sub {
    max-width: 100%;
    justify-self: center;
  }
  .profile-row {
    grid-template-columns: 1fr;
    gap: 4px;
    padding: 14px 0;
    border-bottom: 1px solid rgba(0,0,0,.1);
  }
  .profile-label,
  .profile-value {
    font-size: 20px;
  }
  .top-button {
    right: 12px;
    bottom: 12px;
    width: 50px;
    height: 50px;
  }
  .top-button img {
    width: 50px;
  }
}