/* =========================================
   Calm（カルム）｜美容室ホームページ
   配色：ベージュ・アイボリー・ブラウン・くすみグリーン
   ========================================= */

/* ------- カラーパレット ------- */
:root {
  --c-bg:        #faf6ef;   /* ベース：アイボリー */
  --c-bg-soft:   #f3ede1;   /* 少し濃いベージュ */
  --c-card:      #ffffff;   /* カード白 */
  --c-text:      #3a342c;   /* 本文：温かみのある濃茶 */
  --c-text-soft: #6b6358;   /* 補助テキスト */
  --c-brown:     #8b6f4e;   /* ブラウン（差し色） */
  --c-brown-d:   #6e553a;   /* 濃いブラウン */
  --c-green:     #8a9b80;   /* くすみグリーン */
  --c-green-d:   #6f8467;   /* 濃いくすみグリーン */
  --c-line:      #e6dfd1;   /* 罫線 */
  --shadow-sm:   0 4px 16px rgba(80, 60, 40, 0.06);
  --shadow-md:   0 10px 30px rgba(80, 60, 40, 0.10);
  --radius:      18px;
  --radius-lg:   24px;
}

/* ------- リセット＆ベース ------- */
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
}
body {
  margin: 0;
  font-family: "Noto Serif JP", "Yu Mincho", "游明朝", serif;
  color: var(--c-text);
  background: var(--c-bg);
  line-height: 1.85;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  letter-spacing: 0.02em;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; padding: 0; margin: 0; }

.container {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

.sp-only { display: none; }
@media (max-width: 640px) {
  .sp-only { display: inline; }
}

/* ------- ヘッダー ------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  background: rgba(250, 246, 239, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 100;
  border-bottom: 1px solid var(--c-line);
  transition: background 0.3s;
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  line-height: 1.1;
}
.brand-logo {
  width: 44px;
  height: 44px;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  flex-shrink: 0;
  display: block;
}
.brand-text {
  display: flex;
  flex-direction: column;
}
.brand-name {
  font-family: "Cormorant Garamond", serif;
  font-size: 26px;
  letter-spacing: 0.08em;
  color: var(--c-brown-d);
}
.brand-sub {
  font-family: "Cormorant Garamond", serif;
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--c-text-soft);
  margin-top: 2px;
}
.nav-pc {
  margin-left: auto;
  display: flex;
  gap: 24px;
}
.nav-pc a {
  font-size: 14px;
  color: var(--c-text);
  position: relative;
  padding: 4px 0;
  transition: color 0.2s;
}
.nav-pc a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 1px;
  background: var(--c-green-d);
  transition: width 0.3s;
}
.nav-pc a:hover { color: var(--c-green-d); }
.nav-pc a:hover::after { width: 100%; }

.header-tel {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--c-green-d);
  color: #fff;
  border-radius: 999px;
  font-family: "Cormorant Garamond", "Noto Sans JP", sans-serif;
  font-size: 15px;
  font-weight: 500;
  transition: background 0.2s, transform 0.2s;
}
.header-tel:hover {
  background: var(--c-green);
  transform: translateY(-1px);
}
.tel-icon { font-size: 14px; }

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  padding: 0;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--c-text);
  transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.nav-sp {
  display: none;
  flex-direction: column;
  background: var(--c-bg);
  border-top: 1px solid var(--c-line);
  padding: 8px 0;
}
.nav-sp.is-open { display: flex; }
.nav-sp a {
  padding: 14px 24px;
  border-bottom: 1px solid var(--c-line);
  font-size: 15px;
}
.nav-sp a:last-child { border-bottom: none; }
.nav-sp-tel {
  margin: 12px 24px 16px;
  background: var(--c-green-d);
  color: #fff !important;
  text-align: center;
  border-radius: 999px;
  border-bottom: none !important;
}

/* ------- ボタン共通 ------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.05em;
  transition: all 0.25s ease;
  cursor: pointer;
  border: 1.5px solid transparent;
  font-family: inherit;
  min-width: 180px;
}
.btn-primary {
  background: var(--c-green-d);
  color: #fff;
  border-color: var(--c-green-d);
}
.btn-primary:hover {
  background: var(--c-green);
  border-color: var(--c-green);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-outline {
  background: transparent;
  color: var(--c-brown-d);
  border-color: var(--c-brown);
}
.btn-outline:hover {
  background: var(--c-brown);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ------- ファーストビュー ------- */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  /* 写真未用意でも成立するナチュラルなグラデーション背景 */
  background:
    radial-gradient(ellipse at 20% 30%, rgba(138, 155, 128, 0.30), transparent 60%),
    radial-gradient(ellipse at 80% 70%, rgba(139, 111, 78, 0.20), transparent 55%),
    linear-gradient(135deg, #f3ede1 0%, #e9e2d0 50%, #dcd7c5 100%);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 10% 80%, rgba(255,255,255,0.4), transparent 30%),
    radial-gradient(circle at 90% 20%, rgba(255,255,255,0.3), transparent 30%);
  pointer-events: none;
}
.hero-overlay { position: absolute; inset: 0; pointer-events: none; }
.hero-content {
  position: relative;
  text-align: center;
  max-width: 760px;
  z-index: 1;
}
.hero-logo {
  width: clamp(140px, 18vw, 170px);
  height: clamp(140px, 18vw, 170px);
  aspect-ratio: 1 / 1;
  margin-top: 0;
  margin-right: auto;
  margin-bottom: 28px;
  margin-left: auto;
  display: block;
  background: transparent;
  padding: 0;
  object-fit: contain;
  object-position: center center;
  box-sizing: border-box;
}
.hero-area {
  font-size: 13px;
  letter-spacing: 0.3em;
  color: var(--c-text-soft);
  margin: 0 0 20px;
}
.hero-title {
  font-size: clamp(28px, 5vw, 46px);
  font-weight: 500;
  margin: 0 0 24px;
  line-height: 1.55;
  color: var(--c-brown-d);
  letter-spacing: 0.05em;
}
.hero-en {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  color: var(--c-green-d);
  font-size: 1.05em;
  margin-left: 4px;
}
.hero-sub {
  font-size: clamp(14px, 1.6vw, 17px);
  color: var(--c-text-soft);
  margin: 0 auto 40px;
  line-height: 2;
}
.hero-buttons {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ------- セクション共通 ------- */
.section {
  padding: 100px 0;
}
.section-en {
  text-align: center;
  font-family: "Cormorant Garamond", serif;
  font-size: 13px;
  letter-spacing: 0.4em;
  color: var(--c-green-d);
  text-transform: uppercase;
  margin: 0 0 12px;
}
.section-title {
  text-align: center;
  font-size: clamp(22px, 3.5vw, 30px);
  font-weight: 500;
  color: var(--c-brown-d);
  margin: 0 0 16px;
  letter-spacing: 0.06em;
  line-height: 1.6;
}
.section-title::after {
  content: "";
  display: block;
  width: 40px;
  height: 1px;
  background: var(--c-brown);
  margin: 22px auto 0;
}
.section-lead {
  text-align: center;
  color: var(--c-text-soft);
  margin: 0 0 48px;
  font-size: 15px;
}

/* ------- About ------- */
.about { background: var(--c-bg); }
.about-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  margin-top: 32px;
}
.about-text p {
  margin: 0 0 18px;
  color: var(--c-text);
  font-size: 15.5px;
  line-height: 2.05;
}
.about-text p:last-child { margin-bottom: 0; }

.about-image {
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 30% 30%, rgba(255,255,255,0.5), transparent 50%),
    linear-gradient(135deg, #d8cdb8 0%, #b9a98c 50%, #8a9b80 100%);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
}
.about-image-label {
  font-family: "Cormorant Garamond", serif;
  font-size: 56px;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.85);
}

/* ------- 選ばれる理由 ------- */
.reason { background: var(--c-bg-soft); }
.reason-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 32px;
}
.reason-card {
  background: var(--c-card);
  border-radius: var(--radius);
  padding: 36px 30px;
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: transform 0.3s, box-shadow 0.3s;
}
.reason-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.reason-num {
  font-family: "Cormorant Garamond", serif;
  font-size: 14px;
  color: var(--c-green-d);
  letter-spacing: 0.2em;
  margin-bottom: 14px;
  position: relative;
  padding-left: 28px;
}
.reason-num::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 20px;
  height: 1px;
  background: var(--c-green-d);
}
.reason-card h3 {
  font-size: 18px;
  font-weight: 500;
  margin: 0 0 14px;
  color: var(--c-brown-d);
  line-height: 1.5;
}
.reason-card p {
  margin: 0;
  font-size: 14.5px;
  color: var(--c-text-soft);
  line-height: 1.95;
}

/* ------- メニュー ------- */
.menu { background: var(--c-bg); }
.menu .section-lead strong {
  color: var(--c-green-d);
  font-weight: 600;
  margin: 0 2px;
}
.menu-groups {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.menu-group {
  background: var(--c-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.menu-group-title {
  margin: 0;
  padding: 16px 28px;
  font-size: 17px;
  font-weight: 600;
  color: var(--c-brown-d);
  background: var(--c-bg-soft);
  border-left: 4px solid var(--c-green);
  letter-spacing: 0.06em;
}
.menu-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.menu-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 28px;
  border-bottom: 1px dashed var(--c-line);
}
.menu-item:last-child { border-bottom: none; }
.menu-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  min-width: 0;
}
.menu-name {
  font-size: 16px;
  color: var(--c-text);
  font-weight: 500;
  letter-spacing: 0.02em;
}
.menu-desc {
  font-size: 12.5px;
  color: var(--c-text-soft);
  font-family: "Noto Sans JP", sans-serif;
  letter-spacing: 0.02em;
}
.menu-price {
  font-size: 16px;
  color: var(--c-brown-d);
  font-family: "Cormorant Garamond", "Noto Sans JP", sans-serif;
  font-weight: 500;
  letter-spacing: 0.04em;
  flex-shrink: 0;
  white-space: nowrap;
}
.menu-note {
  text-align: center;
  margin: 32px auto 0;
  font-size: 13px;
  color: var(--c-text-soft);
  line-height: 1.9;
}

/* ------- お客様の声 ------- */
.voice { background: var(--c-bg-soft); }
.voice-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 920px;
  margin: 0 auto;
}
.voice-card {
  background: var(--c-card);
  border-radius: var(--radius);
  padding: 32px 28px;
  margin: 0;
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: transform 0.3s;
}
.voice-card:hover { transform: translateY(-3px); }
.voice-card::before {
  content: "“";
  position: absolute;
  top: 8px;
  left: 18px;
  font-family: "Cormorant Garamond", serif;
  font-size: 56px;
  color: var(--c-green);
  opacity: 0.35;
  line-height: 1;
}
.voice-card blockquote {
  margin: 0;
  padding-top: 16px;
  font-size: 15px;
  color: var(--c-text);
  line-height: 1.95;
}

/* ------- 店舗情報 ------- */
.info { background: var(--c-bg); }
.info-list {
  max-width: 720px;
  margin: 0 auto;
  background: var(--c-card);
  border-radius: var(--radius);
  padding: 12px 36px;
  box-shadow: var(--shadow-sm);
}
.info-row {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--c-line);
  align-items: start;
}
.info-row:last-child { border-bottom: none; }
.info-row dt {
  font-size: 14px;
  color: var(--c-green-d);
  letter-spacing: 0.08em;
  font-weight: 500;
}
.info-row dd {
  margin: 0;
  font-size: 15px;
  color: var(--c-text);
  line-height: 1.8;
}
.info-tel {
  font-family: "Cormorant Garamond", "Noto Sans JP", sans-serif;
  font-size: 22px;
  color: var(--c-brown-d);
  letter-spacing: 0.04em;
  border-bottom: 1px dotted var(--c-brown);
  padding-bottom: 2px;
  display: inline-block;
}
.info-cta {
  text-align: center;
  margin-top: 40px;
}

/* ------- アクセス ------- */
.access { background: var(--c-bg-soft); }
.map-wrap {
  max-width: 920px;
  margin: 0 auto;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  aspect-ratio: 16 / 9;
  background: #ddd6c4;
}
.map-wrap iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}
.access-buttons {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-top: 32px;
  flex-wrap: wrap;
}

/* ------- フッター ------- */
.site-footer {
  background: #2f2a23;
  color: #d8cfbe;
  padding: 50px 0 30px;
  text-align: center;
}
.footer-logo {
  width: 84px;
  height: 84px;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  margin: 0 auto 16px;
  display: block;
  background: transparent;
  padding: 0;
  box-sizing: border-box;
  /* 暗背景で線画ロゴを見やすくするために色を反転 */
  filter: invert(1) brightness(1.05);
}
.footer-brand {
  font-family: "Cormorant Garamond", serif;
  font-size: 32px;
  letter-spacing: 0.15em;
  margin: 0 0 8px;
  color: #f3ede1;
}
.footer-area {
  font-size: 13px;
  letter-spacing: 0.15em;
  margin: 0 0 28px;
  color: #b9af9c;
}
.footer-copy {
  font-family: "Cormorant Garamond", serif;
  font-size: 12px;
  letter-spacing: 0.1em;
  margin: 0;
  color: #8d8473;
}

/* ------- ページトップへ戻るボタン ------- */
.to-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--c-green-d);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s, background 0.2s;
  z-index: 90;
}
.to-top.is-show {
  opacity: 1;
  pointer-events: auto;
}
.to-top:hover {
  background: var(--c-green);
  transform: translateY(-3px);
}

/* ------- スクロール時のフェードイン ------- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}
.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================
   レスポンシブ
   ========================================= */
@media (max-width: 960px) {
  .nav-pc { display: none; }
  .nav-toggle { display: flex; }
  .header-tel .tel-text { display: none; }
  .header-tel {
    width: 42px;
    height: 42px;
    padding: 0;
    border-radius: 50%;
    justify-content: center;
  }
  .header-tel .tel-icon { font-size: 16px; }
  .header-inner { gap: 12px; }

  .about-wrap {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .about-image {
    max-width: 380px;
    margin: 0 auto;
    aspect-ratio: 4 / 3;
  }
  .voice-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  body { font-size: 15px; }
  .container { padding: 0 20px; }

  .section { padding: 70px 0; }

  .hero {
    min-height: 78vh;
    padding: 110px 20px 70px;
  }
  .hero-logo {
    width: 120px;
    height: 120px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 22px;
    padding: 0;
  }
  .hero-buttons { flex-direction: column; align-items: stretch; }
  .btn { width: 100%; }

  .brand-logo { width: 38px; height: 38px; }
  .brand-name { font-size: 22px; }
  .brand-sub { font-size: 10px; }

  .footer-logo { width: 72px; height: 72px; }

  .reason-grid { grid-template-columns: 1fr; gap: 16px; }
  .reason-card { padding: 28px 24px; }

  .menu-groups { gap: 24px; }
  .menu-group-title { padding: 14px 20px; font-size: 16px; }
  .menu-item { padding: 14px 20px; gap: 12px; }
  .menu-name { font-size: 15px; }
  .menu-desc { font-size: 12px; }
  .menu-price { font-size: 15px; }

  .info-list { padding: 8px 22px; }
  .info-row {
    grid-template-columns: 1fr;
    gap: 4px;
    padding: 16px 0;
  }
  .info-tel { font-size: 20px; }

  .access-buttons { flex-direction: column; }

  .to-top {
    right: 14px;
    bottom: 14px;
    width: 40px;
    height: 40px;
  }
}