@charset "UTF-8";
/* ==========================================================================
   淡路市立しづかホール - 共通スタイルシート
   ========================================================================== */

/* ==========================================================================
   CSS カスタムプロパティ
   ========================================================================== */
:root {
  --header-height: 11.2rem;
  /* PC: CTAエリア(7rem) + nav(4.2rem) */
}

@media (max-width: 768px) {
  :root {
    --header-height: 5.2rem;
    /* SP: padding(2.8rem) + ロゴ(2.4rem) */
  }
}

/* ==========================================================================
   基本設定
   ========================================================================== */
html {
  font-size: 62.5%;
  /* 1rem = 10px */
}

/* 1440px以上: 画面幅に比例してフォントサイズを拡大（上限なし） */
@media screen and (min-width: 1440px) {
  html {
    font-size: 0.6944vw;
    /* 1440pxで10px、それ以上で比例拡大 */
  }
}

body {
  font-family: "Noto Sans JP", "游ゴシック体", "Yu Gothic", YuGothic,
    "ヒラギノ角ゴ Pro", "Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, sans-serif;
  font-size: 1.6rem;
  line-height: 1.8;
  color: #333;
  background-color: #fff;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

@media (min-width: 769px) {
  body {
    min-width: 1200px;
    overflow-x: scroll;
  }
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: opacity 0.3s ease;
}

a:hover {
  opacity: 0.75;
}

/* ==========================================================================
   ユーティリティ
   ========================================================================== */
.-u-sp-none-pc-block {
  display: block;
}

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

.-u-sp-br {
  display: none;
}

@media (max-width: 768px) {
  .-u-sp-none-pc-block {
    display: none;
  }

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

  .-u-sp-br {
    display: block;
  }
}

/* ==========================================================================
   コンテナ
   ========================================================================== */
.l-container {
  max-width: 144rem;
  margin: 0 auto;
}

.l-inner {
  max-width: 100rem;
  margin: 0 auto;
}

/* ==========================================================================
   下層ページヒーロー (p-page-hero)
   ========================================================================== */
.p-page-hero {
  position: relative;
  height: 29.7rem;
  overflow: hidden;
  background: #1a4d55;
  display: flex;
  align-items: center;
  justify-content: center;
}

.p-page-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.p-page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
}

.p-page-hero__wave {
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 144rem;
  pointer-events: none;
  z-index: 2;
}

.p-page-hero__wave img {
  display: block;
  width: 100%;
  height: auto;
}

.p-page-hero__content {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  padding-top: 3rem;
  padding-bottom: 1.2rem;
}

.p-page-hero__title {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 500;
  font-size: 4.8rem;
  letter-spacing: 0.13em;
  color: #fff;
  line-height: 1;
}

.p-page-hero__en {
  font-family: "Poppins", sans-serif;
  font-weight: 600;
  font-size: 1.8rem;
  letter-spacing: 0.03em;
  color: #fff;
  line-height: 1;
}

/* ==========================================================================
   パンくずリスト (c-breadcrumb)
   ========================================================================== */
.c-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 2.4rem 0 4rem;
}

.c-breadcrumb__link {
  font-family: "Zen Kaku Gothic New", "Noto Sans JP", sans-serif;
  font-weight: 700;
  font-size: 1.4rem;
  color: #337D8A;
  text-decoration: none;
  transition: opacity 0.2s;
}

.c-breadcrumb__link:hover {
  opacity: 0.75;
}

.c-breadcrumb__sep {
  width: 0.7rem;
  height: 0.7rem;
  flex-shrink: 0;
  display: block;
}

.c-breadcrumb__current {
  font-family: "Zen Kaku Gothic New", "Noto Sans JP", sans-serif;
  font-weight: 500;
  font-size: 1.4rem;
  color: #888;
}

/* ==========================================================================
   セクション見出し（橙バー + タイトル）(c-section-heading)
   ========================================================================== */
.c-section-heading {
  display: flex;
  align-items: center;
  gap: 1.8rem;
  margin-bottom: 4rem;
}

.c-section-heading__bar {
  width: 2.3rem;
  height: 0.6rem;
  background: #337D8A;
  flex-shrink: 0;
  border-radius: 0.1rem;
}

.c-section-heading__title {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 500;
  font-size: 4.6rem;
  letter-spacing: 0.03em;
  color: #333;
  line-height: 1;
}

/* ==========================================================================
   h3見出し（下線付き）(c-heading3)
   ========================================================================== */
.c-heading3 {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 500;
  font-size: 3.4rem;
  color: #333;
  line-height: 1;
  padding-bottom: 1.4rem;
  border-bottom: 2px solid #D8D8D8;
  margin-bottom: 3.2rem;
}

/* ==========================================================================
   h4見出し (c-heading4)
   ========================================================================== */
.c-heading4 {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 500;
  font-size: 2.4rem;
  letter-spacing: 0.05em;
  color: #333;
  line-height: 1;
  margin-bottom: 1.2rem;
  border-left: 4px solid #337D8A;
  padding-left: 0.8rem;
}

/* ==========================================================================
   共通見出し（セクションタイトル）
   ========================================================================== */
.c-section-head {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 2.1rem;
}

.c-section-head__title {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 500;
  font-size: 4.6rem;
  letter-spacing: 0.138em;
  color: #333;
  line-height: 1;
  white-space: nowrap;
}

.c-section-head__en {
  font-family: "Poppins", sans-serif;
  font-weight: 600;
  font-style: normal;
  font-size: 1.8rem;
  letter-spacing: 0.03em;
  color: #337D8A;
  line-height: 1;
}

/* ==========================================================================
   ヘッダー (l-header)
   ========================================================================== */
.l-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  width: 100%;
}

.l-header__inner {
  display: flex;
  flex-direction: column;
  padding-bottom: 0;
}

/* ヘッダー上部エリア（ロゴ + コンタクト） */
.l-header__top {
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  padding-left: 5rem;
  flex: 1;
}

.l-header__brand {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding-bottom: 0.2rem;
}

.l-header__catchcopy {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 500;
  font-size: 1.1rem;
  letter-spacing: 0.03em;
  color: #337D8A;
  line-height: 1.45;
  margin-bottom: 0.4rem;
}

.l-header__logo-wrap {
  display: flex;
  align-items: flex-end;
  gap: 1.6rem;
}

.l-header__logo-img {
  width: 22rem;
  height: auto;
  transition: width 0.35s ease;
}

.l-header__logo-text {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 500;
  font-size: 1.3rem;
  letter-spacing: 0.039em;
  color: #333;
  padding-bottom: 0.4rem;
  white-space: nowrap;
}

/* コンタクトエリア */
.l-header__contact-area {
  display: flex;
  align-items: center;
  gap: 2.1rem;
  flex-shrink: 0;
}

.l-header__contact-info {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  width: 25.9rem;
}

.l-header__tel-row {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.l-header__tel {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 0;
  text-align: right;
  white-space: nowrap;
}

.l-header__tel-label {
  font-family: "Roboto", sans-serif;
  font-weight: 500;
  font-size: 1.1rem;
  line-height: 1.8rem;
  color: #333;
}

.l-header__tel-num {
  font-family: "Roboto", sans-serif;
  font-weight: 500;
  font-size: 2.2rem;
  line-height: 1.8rem;
  color: #333;
}

.l-header__hours {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.4rem;
}

.l-header__hours-icon {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

.l-header__hours-text {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 500;
  font-size: 1.2rem;
  color: #7d7d7d;
  white-space: nowrap;
  line-height: 1;
}

.l-header__cta {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  background: #337D8A;
  padding: 2.5rem 3.8rem;
  text-decoration: none;
  flex-shrink: 0;
  transition: opacity 0.3s, padding 0.35s ease;
}

.l-header__cta:hover {
  opacity: 0.85;
}

.l-header__cta-icon {
  width: 2.2rem;
  height: auto;
}

.l-header__cta-text {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 500;
  font-size: 2rem;
  letter-spacing: 0.06em;
  color: #fff;
  white-space: nowrap;
  line-height: 1;
  transition: font-size 0.35s ease;
}

/* ハンバーガーボタン（PC: 非表示） */
.l-header__hamburger {
  display: none;
}

/* ナビゲーション */
.l-header__nav {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 8.7rem;
  height: fit-content;
  width: 100%;
  border: none;
  padding: 10px 0;
  transition: padding 0.35s ease;
}

.l-header__nav-item {
  display: flex;
  align-items: flex-end;
  height: 100%;
}

.l-header__nav-link {
  display: flex;
  flex-direction: column;
  justify-content: center;
  height: 100%;
  padding: 0.6rem 0;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 500;
  font-size: 1.8rem;
  letter-spacing: 0.27em;
  color: #333;
  white-space: nowrap;
  line-height: 2rem;
  transition: color 0.2s, font-size 0.35s ease, padding 0.35s ease;
}

/* スクロール時にヘッダーをコンパクト化 */
.l-header.is-scrolled .l-header__logo-img {
  width: 16rem;
}

.l-header.is-scrolled .l-header__cta {
  padding: 1.4rem 3rem;
}

.l-header.is-scrolled .l-header__cta-text {
  font-size: 1.7rem;
}

.l-header.is-scrolled .l-header__nav {
  padding: 3px 0;
}

.l-header.is-scrolled .l-header__nav-link {
  font-size: 1.5rem;
}

.l-header.is-scrolled .l-header__nav-divider {
  height: 2rem;
}

.l-header__nav-link:hover {
  color: #337D8A;
  opacity: 1;
}

.l-header__nav-divider {
  width: 1px;
  height: 3.2rem;
  background: #7D7D7D;
  align-self: center;
}

/* ==========================================================================
   ドロワーメニュー（SP用）
   ========================================================================== */
.l-drawer {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.5);
}

.l-drawer.is-open {
  display: block;
}

.l-drawer__content {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 28rem;
  background: #fff;
  padding: 2.4rem;
  transform: translateX(100%);
  transition: transform 0.3s ease;
  overflow-y: auto;
}

.l-drawer__content.is-visible {
  transform: translateX(0);
}

.l-drawer__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 3.2rem;
}

.l-drawer__close {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
}

.l-drawer__nav {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.l-drawer__nav-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.6rem 0;
  border-bottom: 1px solid #eee;
  text-decoration: none;
  color: #333;
}

.l-drawer__nav-text {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.l-drawer__nav-en {
  font-size: 1rem;
  color: #337D8A;
  font-family: "Poppins", sans-serif;
}

.l-drawer__nav-ja {
  font-size: 1.5rem;
  font-weight: 500;
}

/* ==========================================================================
   フッター (l-footer)
   ========================================================================== */
.l-footer {
  background: #434343;
  color: #fff;
}

.l-footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4rem 5rem;
  gap: 4rem;
}

/* 左カラム：ロゴ + 住所 */
.l-footer__left {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  flex-shrink: 0;
}

.l-footer__logo-img {
  width: 20rem;
  height: auto;
  filter: brightness(0) invert(1);
}

.l-footer__address {
  font-size: 1.2rem;
  color: #fff;
  line-height: 1.8;
  font-style: normal;
}

/* 右カラム：ナビ + バナー */
.l-footer__right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2rem;
}

.l-footer__nav {
  display: flex;
  gap: 3.5rem;
  align-items: center;
}

.l-footer__nav-link {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 500;
  font-size: 1.4rem;
  color: #fff;
  white-space: nowrap;
  transition: opacity 0.2s;
  display: flex;
  align-items: center;
}

.l-footer__nav-link::after {
  content: '';
  display: inline-block;
  width: 0.3rem;
  height: 0.6rem;
  background: url('../img/icon-arrow-right.svg') no-repeat center / contain;
  margin: 0 1.2rem;
  vertical-align: middle;
}

.l-footer__nav-link:hover {
  opacity: 0.7;
}

.l-footer__partners {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.l-footer__partner {
  display: block;
}

.l-footer__partner-img {
  width: 22.7rem;
  height: auto;
  display: block;
}

/* 白線 + コピーライト */
.l-footer__bottom {
  padding: 0 5rem 1.6rem;
  text-align: center;
}

.l-footer__bottom::before {
  content: '';
  display: block;
  height: 1px;
  background: #fff;
  margin-bottom: 1.6rem;
}

.l-footer__copyright {
  font-size: 1.2rem;
  color: #fff;
}

/* ==========================================================================
   Back to top ボタン (c-back-to-top)
   ========================================================================== */
.c-back-to-top {
  position: fixed;
  bottom: 3rem;
  right: 3rem;
  width: 5.6rem;
  height: 5.6rem;
  z-index: 150;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  display: block;
}

.c-back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.c-back-to-top img {
  width: 100%;
  height: 100%;
}

/* ==========================================================================
   SP対応 (max-width: 768px)
   ========================================================================== */
@media (max-width: 768px) {

  /* コンテンツ幅（共通inner） */
  .l-inner {
    padding-left: 2rem;
    padding-right: 2rem;
  }

  /* 共通見出し */
  .c-section-head__title {
    font-size: 2.4rem;
  }

  /* 下層ページヒーロー */
  .p-page-hero {
    height: 18rem;
  }

  .p-page-hero__content {
    padding-top: 4rem;
  }

  .p-page-hero__title {
    font-size: 3rem;
  }

  .p-page-hero__en {
    font-size: 1.4rem;
  }

  /* セクション見出し */
  .c-section-heading__title {
    font-size: 2.8rem;
  }

  /* h3見出し */
  .c-heading3 {
    font-size: 2.2rem;
  }

  /* h4見出し */
  .c-heading4 {
    font-size: 1.8rem;
  }

  /* ヘッダー */
  .l-header__inner {
    flex-direction: row;
    align-items: center;
  }

  .l-header__top {
    padding: 1.4rem 2rem;
    align-items: center;
    justify-content: space-between;
    flex: 1;
  }

  .l-header__catchcopy {
    display: none;
  }

  .l-header__logo-wrap {
    gap: 0;
  }

  .l-header__logo-img {
    width: 14rem;
  }

  .l-header__logo-text {
    display: none;
  }

  .l-header__contact-area {
    display: none;
  }

  .l-header__nav {
    display: none;
  }

  /* ハンバーガーボタン（SP: 表示） */
  .l-header__hamburger {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 2.8rem;
    height: 2rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    flex-shrink: 0;
  }

  .l-header__hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: #333;
    border-radius: 1px;
  }

  /* フッター */
  .l-footer__inner {
    flex-direction: column;
    align-items: flex-start;
    padding: 3.2rem 2rem;
    gap: 2.4rem;
  }

  .l-footer__right {
    flex-direction: column;
    align-items: flex-start;
    gap: 2.4rem;
    width: 100%;
  }

  /* ナビ縦並び・全リンク同幅 */
  .l-footer__nav {
    flex-direction: column;
    flex-shrink: 0;
    gap: 0;
    width: 100%;
  }

  /* バナー：2列折り返し */
  .l-footer__partners {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 1.2rem;
    width: 100%;
  }

  .l-footer__partner {
    width: calc(50% - 0.6rem);
  }

  .l-footer__partner-img {
    width: 100%;
  }

  .l-footer__nav-link {
    width: 100%;
    padding: 1.2rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 1.4rem;
  }

  .l-footer__nav-link::after {
    margin-left: auto;
    margin-right: 0;
  }

  .l-footer__bottom {
    padding: 0 2rem 2rem;
  }

  .l-footer__copyright {
    font-size: 1.1rem;
    text-align: left;
  }

  /* Back to top ボタン */
  .c-back-to-top {
    bottom: 2rem;
    right: 2rem;
    width: 4.4rem;
    height: 4.4rem;
  }
}