/* ===================================
   三重WALK - スタイルシート
   カラー: 白 × ピンク基調
   =================================== */

/* ---------- リセット・基本設定 ---------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 70px;
}

body {
  font-family: "Noto Sans JP", sans-serif;
  color: #333;
  line-height: 1.8;
  background: #fff;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ---------- 共通 ---------- */
.container {
  width: 90%;
  max-width: 1080px;
  margin: 0 auto;
}

.section {
  padding: 80px 0;
}

.section--pink {
  background: #fff0f3;
}

.section__title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  color: #e85b81;
  letter-spacing: 0.08em;
}

.section__subtitle {
  text-align: center;
  font-size: 0.85rem;
  color: #999;
  margin-top: 4px;
  margin-bottom: 48px;
}

/* ---------- ヘッダー ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  z-index: 1000;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  width: 90%;
  max-width: 1080px;
  margin: 0 auto;
}

.header__logo {
  display: flex;
  align-items: center;
}

.header__logo-img {
  height: 64px;
  width: auto;
  object-fit: contain;
}

.header__logo {
  display: flex;
  align-items: center;
  height: 100%;
}


.header__nav-list {
  display: flex;
  gap: 28px;
  align-items: center;
}

.header__nav-list a {
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.3s;
}

.header__nav-list a:hover {
  color: #e85b81;
}

.header__nav-cta {
  background: #e85b81;
  color: #fff !important;
  padding: 8px 20px;
  border-radius: 30px;
  font-size: 0.85rem !important;
  transition: background 0.3s;
}

.header__nav-cta:hover {
  background: #d4466c;
}

/* ハンバーガー */
.header__menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1100;
}

.header__menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: #333;
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.header__menu-btn.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.header__menu-btn.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- ヒーロー ---------- */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: url('images/hero.jpg') center center / cover no-repeat;
  text-align: center;
  overflow: hidden;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(232, 91, 129, 0.30) 0%,
    rgba(248, 187, 208, 0.22) 50%,
    rgba(232, 91, 129, 0.28) 100%
  );
}

.hero__content {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 0 20px;
}

.hero__logo {
  width: 160px;
  height: auto;
  margin-top: calc(15vh - 1.5cm);
  filter: drop-shadow(0 4px 24px rgba(0, 0, 0, 0.35));
}

.hero__title {
  font-size: 2.6rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.5;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.25);
  white-space: nowrap;
  margin-top: calc(4vh - 2cm);
}

.hero__subtitle {
  font-size: 1.05rem;
  color: #fff;
  margin-top: 16px;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.2);
}

.hero__btn {
  display: inline-block;
  margin-top: 36px;
  padding: 14px 40px;
  background: #fff;
  color: #e85b81;
  font-weight: 700;
  border-radius: 40px;
  font-size: 1rem;
  box-shadow: 0 4px 16px rgba(232, 91, 129, 0.25);
  transition: transform 0.3s, box-shadow 0.3s;
}

.hero__btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(232, 91, 129, 0.35);
}

/* ---------- コンセプト ---------- */
.concept__body {
  display: flex;
  align-items: center;
  gap: 48px;
}

.concept__image {
  flex: 1;
  min-width: 0;
}

.concept__photo {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  /* コントラスト・明るさ調整でピンク基調のサイトに馴染ませる */
  filter: contrast(0.92) brightness(1.08) saturate(1.1);
}

.concept__text {
  flex: 1;
  min-width: 0;
}

.concept__heading {
  font-size: 1.5rem;
  font-weight: 700;
  color: #e85b81;
  line-height: 1.6;
  margin-bottom: 20px;
}

.concept__description {
  font-size: 0.95rem;
  color: #555;
  line-height: 2;
}

/* ---------- サービス ---------- */
.service__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service__card {
  background: #fff;
  border-radius: 16px;
  padding: 36px 28px;
  text-align: center;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s, box-shadow 0.3s;
}

.service__card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(232, 91, 129, 0.12);
}

.service__icon {
  margin-bottom: 16px;
  display: flex;
  justify-content: center;
}

.service__card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #e85b81;
  margin-bottom: 12px;
}

.service__card-text {
  font-size: 0.9rem;
  color: #666;
  line-height: 1.8;
}

/* ---------- 会社情報 ---------- */
.company__table-wrap {
  max-width: 720px;
  margin: 0 auto;
}

.company__table {
  width: 100%;
  border-collapse: collapse;
}

.company__table th,
.company__table td {
  padding: 16px 20px;
  border-bottom: 1px solid #eee;
  font-size: 0.95rem;
  text-align: left;
  vertical-align: top;
}

.company__table th {
  width: 140px;
  font-weight: 700;
  color: #e85b81;
  white-space: nowrap;
}

/* SNSリンク（会社情報テーブル内） */
.company__sns {
  display: flex;
  gap: 20px;
  align-items: center;
}

.company__sns-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #e85b81;
  font-weight: 500;
  font-size: 0.95rem;
  transition: opacity 0.3s;
}

.company__sns-link:hover {
  opacity: 0.7;
}

/* ---------- お問い合わせ ---------- */
.contact__inner {
  text-align: center;
}

.contact__text {
  font-size: 0.95rem;
  color: #555;
  margin-bottom: 32px;
  line-height: 2;
}

.contact__btn {
  display: inline-block;
  padding: 16px 48px;
  background: #e85b81;
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  border-radius: 40px;
  box-shadow: 0 4px 16px rgba(232, 91, 129, 0.3);
  transition: background 0.3s, transform 0.3s;
}

.contact__btn:hover {
  background: #d4466c;
  transform: translateY(-2px);
}

/* SNSリンク（お問い合わせセクション） */
.contact__sns {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 28px;
}

.contact__sns-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 2px 8px rgba(232, 91, 129, 0.15);
  transition: transform 0.3s, box-shadow 0.3s;
}

.contact__sns-link:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(232, 91, 129, 0.25);
}

/* ---------- フッター ---------- */
.footer {
  background: #333;
  color: #aaa;
  text-align: center;
  padding: 28px 0;
  font-size: 0.8rem;
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.footer__sns {
  display: flex;
  gap: 16px;
}

.footer__sns a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transition: background 0.3s;
}

.footer__sns a:hover {
  background: rgba(232, 91, 129, 0.6);
}

/* ====================================
   レスポンシブ (タブレット: 768px以下)
   ==================================== */
@media (max-width: 768px) {
  /* ヘッダー */
  .header__menu-btn {
    display: flex;
  }

  .header__nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    max-width: 300px;
    height: 100vh;
    background: #fff;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
    padding: 80px 32px 40px;
    transition: right 0.3s;
  }

  .header__nav.is-open {
    right: 0;
  }

  .header__nav-list {
    flex-direction: column;
    gap: 24px;
    align-items: flex-start;
  }

  .header__nav-list a {
    font-size: 1rem;
  }

  /* ヒーロー */
  .hero {
    min-height: auto;
    aspect-ratio: 3 / 4;
  }

  .hero__logo {
    width: 40vw;
    max-width: none;
    margin-top: 10vh;
  }

  .hero__title {
    font-size: 1.5rem;
    margin-top: calc(2vh + 1cm);
  }

  .hero__subtitle {
    font-size: 0.9rem;
  }

  /* コンセプト */
  .concept__body {
    flex-direction: column;
    gap: 32px;
  }

  /* サービス */
  .service__grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  /* セクション共通 */
  .section {
    padding: 60px 0;
  }

  .section__title {
    font-size: 1.6rem;
  }

  /* 会社情報テーブル */
  .company__table th,
  .company__table td {
    display: block;
    padding: 8px 0;
    border-bottom: none;
  }

  .company__table th {
    padding-top: 16px;
    width: 100%;
  }

  .company__table td {
    padding-bottom: 16px;
    border-bottom: 1px solid #eee;
  }

  .company__sns {
    gap: 16px;
  }
}

/* ====================================
   レスポンシブ (スマホ: 480px以下)
   ==================================== */
@media (max-width: 480px) {
  .hero__logo {
    width: 40vw;
    margin-top: 10vh;
  }

  .hero__title {
    font-size: 1.3rem;
  }

  .hero__btn {
    padding: 12px 32px;
    font-size: 0.9rem;
  }

  .concept__heading {
    font-size: 1.25rem;
  }

  .contact__btn {
    padding: 14px 36px;
    font-size: 0.9rem;
  }
}