/* ==========================================================================
   もりみつ整体院 スタイルシート
   ========================================================================== */

:root {
  --color-base: #ffffff;
  --color-ivory: #faf6f1;
  --color-accent: #c96f4a;
  --color-accent-dark: #b25f3c;
  --color-brown: #5a4638;
  --color-text: #3f342c;
  --font-body: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Noto Sans JP", "Meiryo", sans-serif;
  --radius: 12px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-base);
  line-height: 1.8;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
}

a {
  color: inherit;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---- スクロール表示演出（JS未対応・JS無効時は常に通常表示） ---- */
.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.js .reveal .card,
.js .reveal .concerns__item {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.js .reveal.is-visible .card,
.js .reveal.is-visible .concerns__item {
  opacity: 1;
  transform: translateY(0);
}

.js .reveal.is-visible .cards .card:nth-child(1) { transition-delay: 0.05s; }
.js .reveal.is-visible .cards .card:nth-child(2) { transition-delay: 0.18s; }
.js .reveal.is-visible .cards .card:nth-child(3) { transition-delay: 0.31s; }

.js .reveal.is-visible .concerns__list .concerns__item:nth-child(1) { transition-delay: 0.05s; }
.js .reveal.is-visible .concerns__list .concerns__item:nth-child(2) { transition-delay: 0.18s; }
.js .reveal.is-visible .concerns__list .concerns__item:nth-child(3) { transition-delay: 0.31s; }

@media (prefers-reduced-motion: reduce) {
  .js .reveal,
  .js .reveal .card,
  .js .reveal .concerns__item {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  .card__img,
  .interior__img,
  .contact__img,
  .access__img {
    transition: none !important;
  }

  .card__img:hover,
  .interior__img:hover,
  .contact__img:hover,
  .access__img:hover {
    transform: none !important;
  }
}

/* ---- セクション共通 ---- */
.section {
  padding: 88px 0;
}

.section--white {
  background-color: var(--color-base);
}

.section--ivory {
  background-color: var(--color-ivory);
}

.section-title {
  font-size: clamp(1.4rem, 2.5vw, 1.8rem);
  text-align: center;
  color: var(--color-brown);
  margin: 0 0 40px;
  position: relative;
  padding-bottom: 16px;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 56px;
  height: 3px;
  background-color: var(--color-accent);
  border-radius: 2px;
}

/* ---- ボタン ---- */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.btn--primary {
  background-color: var(--color-accent);
  color: #ffffff;
}

.btn--primary:hover {
  background-color: var(--color-accent-dark);
  transform: translateY(-2px);
}

/* ---- ヒーロー ---- */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url("images/hero.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  text-align: center;
  color: #ffffff;
  padding: 40px 20px;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.35);
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 640px;
  padding: 0 12px;
}

.hero__title {
  font-size: clamp(1.8rem, 5vw, 2.6rem);
  margin: 0 0 16px;
  word-break: keep-all;
}

.hero__copy {
  font-size: clamp(1.1rem, 3vw, 1.4rem);
  margin: 0 0 12px;
  font-weight: bold;
  word-break: keep-all;
}

.hero__subcopy {
  font-size: clamp(0.95rem, 2.2vw, 1.05rem);
  margin: 0 0 32px;
  word-break: keep-all;
}

/* ---- 当院について ---- */
.about__text {
  max-width: 700px;
  margin: 0 auto;
}

/* ---- 当院の特徴 ---- */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.card {
  background-color: var(--color-base);
  border-radius: var(--radius);
  padding: 28px;
  text-align: center;
  box-shadow: 0 2px 10px rgba(90, 70, 56, 0.08);
  overflow: hidden;
}

.card__img {
  margin: 0 auto 20px;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.card__img:hover {
  transform: scale(1.06);
}

.card__title {
  color: var(--color-brown);
  margin: 0 0 8px;
  font-size: 1.1rem;
}

.card__text {
  margin: 0;
  font-size: 0.95rem;
}

/* ---- ご利用の流れ ---- */
.flow__lead {
  max-width: 640px;
  margin: 0 auto 24px;
  text-align: center;
}

.concerns__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
}

.flow__concerns {
  margin-bottom: 48px;
}

.concerns__item {
  background-color: var(--color-ivory);
  border: 1px solid var(--color-accent);
  color: var(--color-brown);
  padding: 20px 32px;
  border-radius: var(--radius);
  font-weight: bold;
  text-align: center;
}

.flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 40px;
}

.flow__step {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  width: 120px;
  text-align: center;
}

.flow__step:not(:last-child)::after {
  content: "→";
  position: absolute;
  top: 20px;
  left: 100%;
  margin-left: 6px;
  transform: translateY(-50%);
  color: var(--color-accent);
  font-size: 1.4rem;
  font-weight: bold;
  line-height: 1;
}

.flow__number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--color-accent);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
}

.flow__label {
  font-size: 0.95rem;
  color: var(--color-brown);
}

/* ---- 院内の様子 ---- */
.interior__frame {
  overflow: hidden;
  border-radius: var(--radius);
  margin-bottom: 24px;
}

.interior__img {
  width: 100%;
  max-height: 480px;
  object-fit: cover;
  border-radius: 0;
  margin-bottom: 0;
  transition: transform 0.4s ease;
}

.interior__img:hover {
  transform: scale(1.05);
}

.interior__text {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

/* ---- 院長紹介 ---- */
.director {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.director__name {
  font-size: 1.2rem;
  font-weight: bold;
  color: var(--color-brown);
  margin-bottom: 20px;
}

.director__text {
  margin: 0 0 12px;
}

/* ---- ご予約・お問い合わせ ---- */
.contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: center;
  gap: 40px;
}

.contact__frame {
  overflow: hidden;
  border-radius: var(--radius);
  aspect-ratio: 4 / 3;
}

.contact__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0;
  transition: transform 0.4s ease;
}

.contact__img:hover {
  transform: scale(1.05);
}

.contact__info {
  min-width: 0;
}

.contact__tel a {
  font-size: 1.8rem;
  font-weight: bold;
  color: var(--color-accent);
  text-decoration: none;
}

.contact__info p {
  margin: 0 0 10px;
}

.contact__info .btn {
  margin-top: 12px;
}

/* ---- アクセス ---- */
.access {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: center;
  gap: 40px;
}

.access__frame {
  overflow: hidden;
  border-radius: var(--radius);
  aspect-ratio: 4 / 3;
}

.access__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0;
  transition: transform 0.4s ease;
}

.access__img:hover {
  transform: scale(1.05);
}

.access__info {
  min-width: 0;
}

.access__info p {
  margin: 0 0 10px;
}

/* ---- フッター ---- */
.footer {
  background-color: var(--color-brown);
  color: #ffffff;
  padding: 32px 0;
  text-align: center;
}

.footer__name {
  font-weight: bold;
  font-size: 1.1rem;
  margin: 0 0 8px;
}

.footer p {
  margin: 0 0 6px;
}

.footer a {
  color: #ffffff;
  text-decoration: underline;
}

.footer__copyright {
  margin-top: 16px;
  font-size: 0.85rem;
  opacity: 0.85;
}

/* ==========================================================================
   レスポンシブ対応（スマートフォン）
   ========================================================================== */
@media (max-width: 768px) {
  .hero {
    background-position: 28% center;
  }

  .hero__overlay {
    background-color: rgba(0, 0, 0, 0.45);
  }

  .section {
    padding: 64px 0;
  }

  .concerns__list {
    justify-content: flex-start;
  }

  .concerns__item {
    text-align: left;
  }

  .cards {
    grid-template-columns: 1fr;
  }

  .flow {
    flex-direction: column;
    align-items: center;
    gap: 28px;
  }

  .flow__step {
    flex-direction: row;
    width: 100%;
    max-width: 320px;
    justify-content: flex-start;
    text-align: left;
  }

  .flow__step:not(:last-child)::after {
    content: "↓";
    top: 100%;
    left: 20px;
    margin-left: 0;
    margin-top: 4px;
    transform: translateX(-50%);
  }

  .contact,
  .access {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   デモサイト注記バナー
   ========================================================================== */
.demo-notice {
  background-color: var(--color-brown);
  color: #ffffff;
  text-align: center;
  font-size: 0.78rem;
  padding: 8px 16px;
  letter-spacing: 0.02em;
}