/* ========================================
   美輝 Miki Piano
   Apple × 北欧 / Quiet Harmony
======================================== */

/* ---------- 基本設定 ---------- */

:root {
  --color-bg: #f8faf8;
  --color-bg-soft: #eef4f0;
  --color-white: #ffffff;

  --color-text: #29342f;
  --color-text-soft: #66736c;

  --color-main: #789589;
  --color-main-dark: #536f64;
  --color-accent: #c9a96e;

  --color-border: rgba(83, 111, 100, 0.16);
  --color-shadow: rgba(43, 61, 53, 0.09);

  --font-serif:
    "Hiragino Mincho ProN",
    "Yu Mincho",
    YuMincho,
    serif;

  --font-sans:
    -apple-system,
    BlinkMacSystemFont,
    "Hiragino Sans",
    "Yu Gothic",
    "YuGothic",
    sans-serif;

  --content-width: 1120px;
  --side-space: clamp(20px, 5vw, 64px);

  --radius-small: 12px;
  --radius-medium: 24px;
  --radius-large: 40px;

  --transition: 0.3s ease;
}


/* ---------- リセット ---------- */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

body {
  margin: 0;
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.9;
  letter-spacing: 0.04em;
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

body,
button,
input,
textarea {
  font-family: var(--font-sans);
}

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

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

button {
  color: inherit;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}


/* ---------- 共通レイアウト ---------- */

.section {
  padding: clamp(88px, 11vw, 150px) var(--side-space);
}

.section-inner {
  width: min(100%, var(--content-width));
  margin: 0 auto;
}

.section-label {
  margin-bottom: 14px;
  color: var(--color-main);
  font-family: var(--font-serif);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.section-title {
  margin-bottom: 32px;
  font-family: var(--font-serif);
  font-size: clamp(30px, 4vw, 50px);
  font-weight: 500;
  line-height: 1.55;
  letter-spacing: 0.06em;
}

.section-text {
  max-width: 720px;
  margin-bottom: 0;
  color: var(--color-text-soft);
  line-height: 2.15;
}


/* ---------- ボタン ---------- */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 58px;
  padding: 15px 30px;
  border-radius: 100px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: 0.08em;
  transition:
    color var(--transition),
    background-color var(--transition),
    box-shadow var(--transition),
    transform var(--transition);
}

.button-primary {
  color: var(--color-white);
  background: var(--color-main-dark);
  box-shadow: 0 12px 30px rgba(83, 111, 100, 0.2);
}

.button-primary:hover {
  background: #425d52;
  box-shadow: 0 16px 36px rgba(83, 111, 100, 0.27);
  transform: translateY(-2px);
}

.button-primary:focus-visible,
.text-link:focus-visible,
.global-navigation a:focus-visible,
.site-logo:focus-visible {
  outline: 3px solid rgba(120, 149, 137, 0.35);
  outline-offset: 5px;
}


/* ---------- ヘッダー ---------- */

.site-header {
  position: fixed;
  z-index: 1000;
  top: 0;
  left: 0;
  width: 100%;
  border-bottom: 1px solid rgba(83, 111, 100, 0.08);
  background: rgba(248, 250, 248, 0.86);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(100%, 1280px);
  height: 100px;
  min-height: 0;
  margin: 0 auto;
  padding: 6px var(--side-space);
}

.site-logo,
.footer-logo {
  display: inline-flex;
  flex-direction: column;
  line-height: 1.25;
}

.site-logo-main {
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.site-logo-sub {
  margin-top: 4px;
  color: var(--color-main);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.global-navigation {
  display: flex;
  align-items: center;
  gap: 30px;
}

.global-navigation ul {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.2vw, 34px);
}

.global-navigation li a {
  position: relative;
  display: block;
  padding: 8px 0;
  color: var(--color-text-soft);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  transition: color var(--transition);
}

.global-navigation li a::after {
  position: absolute;
  bottom: 2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-main);
  content: "";
  transition: width var(--transition);
}

.global-navigation li a:hover {
  color: var(--color-main-dark);
}

.global-navigation li a:hover::after {
  width: 100%;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 20px;
  border-radius: 100px;
  color: var(--color-white);
  background: var(--color-main-dark);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  transition:
    background-color var(--transition),
    transform var(--transition);
}

.header-cta:hover {
  background: #425d52;
  transform: translateY(-1px);
}

.menu-button {
  display: none;
  width: 46px;
  height: 46px;
  padding: 11px;
  border: 0;
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
}

.menu-button span {
  display: block;
  width: 100%;
  height: 1px;
  margin: 6px 0;
  background: var(--color-text);
  transition:
    transform var(--transition),
    opacity var(--transition);
}


/* ---------- ファーストビュー ---------- */

.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 100svh;
  padding: 130px var(--side-space) 70px;
  overflow: hidden;
  background:
    radial-gradient(
      circle at 80% 22%,
      rgba(201, 169, 110, 0.11),
      transparent 30%
    ),
    radial-gradient(
      circle at 12% 85%,
      rgba(120, 149, 137, 0.13),
      transparent 32%
    ),
    linear-gradient(145deg, #fbfcfb 0%, #f1f6f3 100%);
}

.hero::before {
  position: absolute;
  top: 14%;
  right: -8%;
  width: min(48vw, 650px);
  aspect-ratio: 1;
  border: 1px solid rgba(120, 149, 137, 0.12);
  border-radius: 50%;
  content: "";
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.8fr);
  align-items: center;
  gap: clamp(40px, 7vw, 100px);
  width: min(100%, var(--content-width));
  margin: 0 auto;
}

.hero-content {
  padding: 40px 0;
}

.hero-subtitle {
  margin-bottom: 24px;
  color: var(--color-main);
  font-family: var(--font-serif);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.hero-title {
  margin-bottom: 30px;
  font-family: var(--font-serif);
  font-size: clamp(43px, 6vw, 76px);
  font-weight: 500;
  line-height: 1.45;
  letter-spacing: 0.07em;
}

.hero-text {
  margin-bottom: 42px;
  color: var(--color-text-soft);
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 2.1;
}

.hero-visual {
  position: relative;
  width: 100%;
  max-width: 470px;
  aspect-ratio: 4 / 5;
  justify-self: end;
  isolation: isolate;
  filter: drop-shadow(0 30px 35px rgba(65, 87, 77, 0.14));
  animation: heroFloat 5.5s ease-in-out infinite;
}

/* 写真 */
.hero-image {
  position: relative;
  z-index: 2;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: right 35%;
  border-radius: 48% 48% 20px 20px;
}

/* 写真の後ろの大きな円 */
.hero-visual::before {
  position: absolute;
  z-index: 1;
  top: 7%;
  left: -7%;
  width: 100%;
  aspect-ratio: 1;
  border: 1px solid rgba(120, 149, 137, 0.25);
  border-radius: 50%;
  content: "";
}

/* 右下の金色ライン */
.hero-visual::after {
  position: absolute;
  z-index: 3;
  right: -4%;
  bottom: 12%;
  width: 40%;
  height: 2px;
  background: var(--color-accent);
  content: "";
  opacity: 0.78;
}

@keyframes heroFloat {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-8px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-visual {
    animation: none;
  }
}

/* ---------- 教室について ---------- */

.about {
  position: relative;
  text-align: center;
  background: var(--color-white);
}

.about .section-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.about .section-title {
  max-width: 760px;
}

.about .section-text {
  max-width: 680px;
}


/* ---------- レッスン ---------- */

.lesson {
  background: var(--color-bg-soft);
}

.lesson-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 58px;
}

.lesson-card {
  min-height: 320px;
  margin: 0;
  padding: clamp(30px, 4vw, 48px);
  border: 1px solid rgba(120, 149, 137, 0.13);
  border-radius: var(--radius-medium);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 18px 50px var(--color-shadow);
  transition:
    transform var(--transition),
    box-shadow var(--transition);
}

.lesson-card:hover {
  box-shadow: 0 24px 60px rgba(43, 61, 53, 0.13);
  transform: translateY(-5px);
}

.lesson-number {
  margin-bottom: 60px;
  color: var(--color-main);
  font-family: var(--font-serif);
  font-size: 13px;
  letter-spacing: 0.15em;
}

.lesson-card h3 {
  margin-bottom: 18px;
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 500;
  line-height: 1.65;
}

.lesson-card > p:last-child {
  margin-bottom: 0;
  color: var(--color-text-soft);
  font-size: 14px;
  line-height: 2;
}


/* ---------- 料金 ---------- */

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

.price .section-label,
.price > .section-inner > .section-title {
  text-align: center;
}

.price-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 58px;
}

.price-card {
  position: relative;
  margin: 0;
  padding: 42px 26px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  text-align: center;
  background: var(--color-bg);
}

.price-card::before {
  position: absolute;
  top: 0;
  left: 50%;
  width: 44px;
  height: 3px;
  border-radius: 100px;
  background: var(--color-main);
  content: "";
  transform: translateX(-50%);
}

.price-card h3 {
  margin-bottom: 12px;
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 500;
}

.price-time {
  margin-bottom: 26px;
  color: var(--color-text-soft);
  font-size: 13px;
}

.price-amount {
  margin-bottom: 0;
  color: var(--color-main-dark);
  font-family: var(--font-serif);
  font-size: clamp(28px, 3vw, 38px);
  line-height: 1.4;
}

.price-amount span {
  display: block;
  margin-bottom: 4px;
  color: var(--color-text-soft);
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
}

.trial-box {
  max-width: 760px;
  margin: 50px auto 0;
  padding: clamp(34px, 5vw, 52px);
  border: 1px solid rgba(201, 169, 110, 0.28);
  border-radius: var(--radius-large);
  text-align: center;
  background:
    radial-gradient(
      circle at top,
      rgba(201, 169, 110, 0.12),
      transparent 55%
    ),
    #fdfcf9;
}

.trial-label {
  margin-bottom: 10px;
  color: var(--color-accent);
  font-family: var(--font-serif);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.trial-box h3 {
  margin-bottom: 12px;
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 500;
}

.trial-price {
  margin-bottom: 10px;
  color: var(--color-main-dark);
  font-family: var(--font-serif);
  font-size: 28px;
}

.trial-box p:last-child {
  margin-bottom: 0;
  color: var(--color-text-soft);
  font-size: 14px;
}

/* ---------- こんな方におすすめ ---------- */

.recommend {
  text-align: center;
  background: var(--color-bg-soft);
}

.recommend-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 18px;
  max-width: 960px;
  margin: 58px auto 0;
  padding: 0;
  list-style: none;
  text-align: left;
}

.recommend-list li {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 68px;
  margin: 0;
  padding: 17px 24px 17px 58px;
  border: 1px solid rgba(120, 149, 137, 0.16);
  border-radius: 14px;
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 14px 36px rgba(48, 75, 63, 0.06);
  font-size: 14px;
  line-height: 1.75;
}

.recommend-list li::before {
  position: absolute;
  left: 25px;
  width: 18px;
  height: 9px;
  border-bottom: 2px solid var(--color-main);
  border-left: 2px solid var(--color-main);
  content: "";
  transform: translateY(-3px) rotate(-45deg);
}

.recommend-message {
  max-width: 800px;
  margin: 42px auto 0;
  padding-top: 32px;
  border-top: 1px solid rgba(120, 149, 137, 0.24);
  color: var(--color-text-soft);
  font-size: 15px;
  line-height: 2;
}

.recommend-message p {
  margin: 0;
}

.recommend-message p + p {
  margin-top: 5px;
}
/* ---------- 講師紹介 ---------- */

.teacher {
  background: var(--color-bg-soft);
}

.teacher-inner {
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(0, 1fr);
  align-items: center;
  gap: clamp(55px, 8vw, 110px);
}

.teacher-image {
  position: relative;
  width: 100%;
  max-width: 470px;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: 45% 45% var(--radius-medium) var(--radius-medium);
  background:
    linear-gradient(
      145deg,
      rgba(255, 255, 255, 0.95),
      rgba(202, 219, 209, 0.8)
    );
  box-shadow: 0 25px 60px rgba(43, 61, 53, 0.1);
}

.teacher-image::before {
  position: absolute;
  inset: 11%;
  border: 1px solid rgba(120, 149, 137, 0.22);
  border-radius: 50%;
  content: "";
}

.teacher-name {
  margin-bottom: 22px;
  color: var(--color-main-dark);
  font-family: var(--font-serif);
  font-size: 23px;
  letter-spacing: 0.12em;
}

.teacher-content .section-text {
  margin-bottom: 34px;
}

.text-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding-bottom: 7px;
  border-bottom: 1px solid var(--color-main);
  color: var(--color-main-dark);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  transition:
    color var(--transition),
    gap var(--transition);
}

.text-link::after {
  content: "→";
}

.text-link:hover {
  gap: 20px;
  color: var(--color-text);
}

.section-detail-link {
  margin-top: 30px;
  text-align: center;
}


/* ---------- よくある質問 ---------- */

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

.faq .section-label,
.faq > .section-inner > .section-title {
  text-align: center;
}

.faq-list {
  max-width: 850px;
  margin: 55px auto 0;
  border-top: 1px solid var(--color-border);
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item summary {
  position: relative;
  padding: 27px 55px 27px 4px;
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.7;
  list-style: none;
  cursor: pointer;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::before,
.faq-item summary::after {
  position: absolute;
  top: 50%;
  right: 10px;
  width: 18px;
  height: 1px;
  background: var(--color-main-dark);
  content: "";
  transition: transform var(--transition);
}

.faq-item summary::after {
  transform: rotate(90deg);
}

.faq-item[open] summary::after {
  transform: rotate(0deg);
}

.faq-item p {
  padding: 0 50px 28px 4px;
  margin-bottom: 0;
  color: var(--color-text-soft);
  font-size: 14px;
  line-height: 2;
}


/* ---------- お問い合わせ ---------- */

.contact {
  position: relative;
  overflow: hidden;
  text-align: center;
  background:
    radial-gradient(
      circle at 50% 0%,
      rgba(255, 255, 255, 0.8),
      transparent 42%
    ),
    var(--color-bg-soft);
}

.contact::before,
.contact::after {
  position: absolute;
  border: 1px solid rgba(120, 149, 137, 0.11);
  border-radius: 50%;
  content: "";
}

.contact::before {
  top: -200px;
  left: -130px;
  width: 440px;
  height: 440px;
}

.contact::after {
  right: -100px;
  bottom: -230px;
  width: 500px;
  height: 500px;
}

.contact .section-inner {
  position: relative;
  z-index: 1;
}

.contact .section-text {
  margin: 0 auto 38px;
}


/* ---------- フッター ---------- */
/* ========================================
   FOOTER
======================================== */

.site-logo,
.footer-logo {
  display: inline-flex;
  flex-direction: column;
  line-height: 1.25;
}

.site-footer {
  padding: 58px var(--side-space) 28px;
  color: rgba(255, 255, 255, 0.92);
  background: #33473f;
}

.footer-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 60px;
  width: min(100%, var(--content-width));
  margin: 0 auto;
}

.footer-brand {
  flex-shrink: 0;
}

.footer-logo {
  color: #fff;
  text-decoration: none;
}

.footer-logo .site-logo-main {
  color: #fff;
}

.footer-logo .site-logo-sub {
  color: rgba(255, 255, 255, 0.6);
}

.footer-message {
  margin: 20px 0 0;
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.88rem;
  line-height: 1.8;
  letter-spacing: 0.04em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 26px;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px 28px;
}

.footer-nav a {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.88rem;
  text-decoration: none;
  transition:
    color 0.25s ease,
    opacity 0.25s ease;
}

.footer-nav a:hover {
  color: #fff;
}

.footer-instagram {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-end;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.9rem;
  line-height: 1.5;
  text-decoration: none;
  transition:
    color 0.25s ease,
    transform 0.25s ease;
}

.footer-instagram span {
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.footer-instagram:hover {
  color: #fff;
  transform: translateY(-2px);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(100%, var(--content-width));
  margin: 42px auto 0;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.13);
}

.copyright {
  margin: 0;
  color: rgba(255, 255, 255, 0.48);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
}

.footer-policy {
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.76rem;
  text-decoration: none;
}

.footer-policy:hover {
  color: #fff;
}

/* キーボード操作時 */
.footer-logo:focus-visible,
.footer-nav a:focus-visible,
.footer-instagram:focus-visible,
.footer-policy:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.9);
  outline-offset: 5px;
}

/* ========================================
   FOOTER：スマホ
======================================== */

@media (max-width: 700px) {
  .site-footer {
    padding-top: 46px;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 38px;
  }

  .footer-links {
    width: 100%;
    align-items: flex-start;
  }

  .footer-nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 17px;
  }

  .footer-nav a {
    display: inline-flex;
    min-height: 30px;
    align-items: center;
  }

  .footer-instagram {
    align-items: flex-start;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    margin-top: 34px;
  }
}

.copyright {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.55);
  font-size: 11px;
  letter-spacing: 0.1em;
}


/* ---------- タブレット ---------- */

@media (max-width: 960px) {
  .menu-button {
    position: relative;
    z-index: 1002;
    display: block;
  }

  .global-navigation {
    position: fixed;
    z-index: 1001;
    top: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    width: min(86%, 430px);
    height: 100svh;
    padding: 100px 42px 50px;
    background: rgba(248, 250, 248, 0.98);
    box-shadow: -20px 0 50px rgba(43, 61, 53, 0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateX(100%);
    transition:
      opacity var(--transition),
      visibility var(--transition),
      transform var(--transition);
  }

  .global-navigation.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
  }

  .global-navigation ul {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }

  .global-navigation li a {
    padding: 14px 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 15px;
  }

  .header-cta {
    min-height: 52px;
    margin-top: 24px;
  }

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

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

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

  .hero-inner {
    grid-template-columns: 1fr 0.65fr;
    gap: 35px;
  }

  .lesson-list,
  .price-list {
    grid-template-columns: 1fr;
  }

  .lesson-card {
    min-height: auto;
  }

  .lesson-number {
    margin-bottom: 35px;
  }

  .price-list {
    max-width: 680px;
    margin-right: auto;
    margin-left: auto;
  }
}


/* ---------- スマートフォン ---------- */

@media (max-width: 720px) {
  body {
    font-size: 15px;
  }

  .header-inner {
    min-height: 72px;
  }

  .site-logo-main {
    font-size: 18px;
  }

  .hero {
    min-height: auto;
    padding-top: 125px;
    padding-bottom: 85px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-content {
    padding: 0;
  }

  .hero-title {
    font-size: clamp(39px, 11vw, 55px);
    line-height: 1.45;
  }

  .hero-text br {
    display: none;
  }

  .hero-visual {
    width: min(88%, 400px);
    margin-top: 20px;
    justify-self: center;
  }

  .section {
    padding-top: 85px;
    padding-bottom: 85px;
  }

  .section-title {
    margin-bottom: 25px;
    font-size: clamp(29px, 8vw, 40px);
  }

  .section-text {
    line-height: 2;
  }

  .lesson-list,
  .price-list,
  .faq-list {
    margin-top: 42px;
  }
  .recommend-list {
    grid-template-columns: 1fr;
    gap: 11px;
    margin-top: 40px;
  }

  .recommend-list li {
    min-height: 62px;
    padding: 15px 18px 15px 52px;
  }

  .recommend-list li::before {
    left: 22px;
  }

  .recommend-message {
    margin-top: 34px;
    padding-top: 26px;
    font-size: 14px;
  }
  .lesson-card {
    padding: 34px 28px;
  }

  .teacher-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .teacher-image {
    width: min(88%, 430px);
    justify-self: center;
  }

  .teacher-content {
    text-align: left;
  }

  .trial-box {
    border-radius: var(--radius-medium);
  }

  .faq-item summary {
    padding-top: 23px;
    padding-bottom: 23px;
    font-size: 16px;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .button {
    width: 100%;
    max-width: 360px;
  }
    .story-photo {
    margin: 42px auto;
  }

  .story-photo-young {
    width: 88%;
    max-width: 360px;
    margin-top: 36px;
    margin-bottom: 58px;
  }

  .story-photo-stage {
    width: 100%;
    margin-top: 34px;
    margin-bottom: 38px;
  }

  .story-photo-stage img {
    border-radius: 14px;
    box-shadow: 0 8px 24px rgba(50, 75, 88, 0.09);
  }
}


/* ---------- 小さいスマートフォン ---------- */

@media (max-width: 390px) {
  :root {
    --side-space: 18px;
  }

  .hero-title {
    font-size: 36px;
  }

  .section-title br {
    display: none;
  }

  .global-navigation {
    width: 92%;
    padding-right: 30px;
    padding-left: 30px;
  }
}


/* ---------- 動きを減らす設定 ---------- */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* ========================================
   講師紹介
======================================== */

.teacher-section {
    position: relative;
    padding: 120px 24px;
    overflow: hidden;
    background:
        radial-gradient(
            circle at 10% 15%,
            rgba(192, 225, 216, 0.22),
            transparent 34%
        ),
        linear-gradient(
            180deg,
            #ffffff 0%,
            #f8fbfa 100%
        );
}

.teacher-container {
    width: min(1120px, 100%);
    margin: 0 auto;
}

/* セクション見出し */

.teacher-heading {
    margin-bottom: 72px;
    text-align: center;
}

.teacher-heading .section-label {
    margin: 0 0 12px;
    color: #8ba79e;
    font-family: Georgia, "Times New Roman", serif;
    font-size: 0.78rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
}

.teacher-heading h2 {
    margin: 0;
    color: #30443e;
    font-family:
        "Hiragino Mincho ProN",
        "Yu Mincho",
        serif;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 500;
    letter-spacing: 0.12em;
}

.teacher-heading .section-subtitle {
    margin: 22px 0 0;
    color: #71827c;
    font-size: 0.95rem;
    line-height: 2;
    letter-spacing: 0.08em;
}

/* 写真＋文章 */

.teacher-profile {
    display: grid;
    grid-template-columns: minmax(300px, 0.85fr) minmax(0, 1.15fr);
    gap: clamp(56px, 8vw, 104px);
    align-items: start;
}

/* 講師写真 */

.teacher-photo-wrap {
    position: relative;
    max-width: 430px;
    margin: 0 auto;
}

.teacher-photo-frame {
    position: relative;
    z-index: 2;
    overflow: hidden;
    aspect-ratio: 4 / 5;
    border-radius: 48% 48% 12px 12px;
    background: #edf3f0;
    box-shadow: 0 24px 60px rgba(54, 80, 70, 0.13);
}

.teacher-photo {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: right 35%;
}

.teacher-photo-decoration {
    position: absolute;
    right: -28px;
    bottom: -30px;
    z-index: 1;
    width: 75%;
    aspect-ratio: 1;
    border: 1px solid rgba(139, 167, 158, 0.45);
    border-radius: 50%;
}

/* 名前 */

.teacher-content {
    padding-top: 18px;
}

.teacher-name-block {
    padding-bottom: 28px;
    border-bottom: 1px solid rgba(139, 167, 158, 0.26);
}

.teacher-role {
    margin: 0 0 12px;
    color: #8ba79e;
    font-family: Georgia, "Times New Roman", serif;
    font-size: 0.72rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
}

.teacher-name {
    margin: 0;
    color: #30443e;
    font-family:
        "Hiragino Mincho ProN",
        "Yu Mincho",
        serif;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 500;
    letter-spacing: 0.06em;
}

.teacher-name span {
    font-size: 0.55em;
    letter-spacing: 0.08em;
}

.teacher-title {
    margin: 9px 0 0;
    color: #71827c;
    font-size: 0.85rem;
    letter-spacing: 0.12em;
}

/* メッセージ */

.teacher-catch {
    margin: 38px 0 28px;
    color: #405850;
    font-family:
        "Hiragino Mincho ProN",
        "Yu Mincho",
        serif;
    font-size: clamp(1.35rem, 2.5vw, 1.8rem);
    line-height: 1.8;
    letter-spacing: 0.08em;
}

.teacher-message {
    color: #596b65;
    font-size: 0.94rem;
    line-height: 2.15;
    letter-spacing: 0.045em;
}

.teacher-message p {
    margin: 0 0 20px;
}

/* 経歴 */

.teacher-career {
    margin-top: 44px;
    padding: 32px 34px;
    border: 1px solid rgba(139, 167, 158, 0.22);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.76);
}

.teacher-career h4 {
    margin: 0 0 20px;
    color: #78968c;
    font-family: Georgia, "Times New Roman", serif;
    font-size: 0.78rem;
    font-weight: 400;
    letter-spacing: 0.22em;
    text-transform: uppercase;
}

.career-list {
    margin: 0;
}

.career-item {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 20px;
    padding: 17px 0;
    border-top: 1px solid rgba(139, 167, 158, 0.18);
}

.career-item:first-child {
    border-top: 0;
}

.career-item dt {
    color: #779087;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
}

.career-item dd {
    margin: 0;
    color: #53655f;
    font-size: 0.88rem;
    line-height: 1.9;
}

.needs-confirmation {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 6px;
    color: #9b6730;
    background: #fff0c9;
    font-weight: 700;
    letter-spacing: 0.03em;
}

/* 私の想いへの導線 */

.teacher-story-link {
    display: flex;
    gap: 28px;
    align-items: flex-end;
    justify-content: space-between;
    margin-top: 34px;
    padding: 28px 0 8px;
}

.teacher-story-link p {
    margin: 0;
    color: #71827c;
    font-family:
        "Hiragino Mincho ProN",
        "Yu Mincho",
        serif;
    font-size: 0.9rem;
    line-height: 1.9;
    letter-spacing: 0.06em;
}

.teacher-story-link .text-link {
    display: inline-flex;
    gap: 14px;
    align-items: center;
    flex-shrink: 0;
    padding-bottom: 7px;
    border-bottom: 1px solid #78968c;
    color: #405850;
    font-size: 0.86rem;
    letter-spacing: 0.08em;
    text-decoration: none;
    transition:
        gap 0.3s ease,
        color 0.3s ease;
}

.teacher-story-link .text-link:hover {
    gap: 20px;
    color: #78968c;
}

/* タブレット・スマートフォン */

@media (max-width: 820px) {
    .teacher-section {
        padding: 88px 20px;
    }

    .teacher-heading {
        margin-bottom: 52px;
    }

    .teacher-profile {
        grid-template-columns: 1fr;
        gap: 58px;
    }

    .teacher-photo-wrap {
        width: min(390px, 88%);
    }

    .teacher-content {
        padding-top: 0;
    }
}

@media (max-width: 560px) {
    .teacher-section {
        padding: 72px 18px;
    }

    .teacher-heading {
        margin-bottom: 42px;
    }

    .teacher-photo-frame {
        border-radius: 46% 46% 10px 10px;
    }

    .teacher-photo-decoration {
        right: -18px;
        bottom: -22px;
    }

    .teacher-name-block {
        padding-bottom: 22px;
    }

    .teacher-catch {
        margin-top: 30px;
    }

    .teacher-career {
        margin-top: 36px;
        padding: 24px 20px;
    }

    .career-item {
        grid-template-columns: 1fr;
        gap: 8px;
        padding: 15px 0;
    }

    .teacher-story-link {
        align-items: flex-start;
        flex-direction: column;
        gap: 22px;
    }
}

/* ========================================
   CONTACT・無料体験レッスン申込みフォーム
======================================== */

.contact-note {
  max-width: 680px;
  margin: 24px auto 0;
  padding: 18px 22px;
  color: var(--text-main);
  line-height: 1.9;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(123, 171, 149, 0.24);
  border-radius: 16px;
}

.contact-form-wrap {
  max-width: 720px;
  margin: 48px auto 0;
  padding: 42px 38px;
  text-align: left;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(123, 171, 149, 0.22);
  border-radius: 24px;
  box-shadow: 0 16px 40px rgba(70, 101, 88, 0.08);
}

.contact-form-title {
  margin: 0;
  text-align: center;
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 500;
  letter-spacing: 0.08em;
}

.contact-form-intro {
  margin: 12px 0 32px;
  text-align: center;
  color: var(--text-sub);
  line-height: 1.8;
}

.contact-form {
  display: grid;
  gap: 26px;
}

.form-field {
  display: grid;
  gap: 9px;
}

.form-field label {
  font-weight: 500;
  line-height: 1.6;
}

.form-required {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 8px;
  color: #fff;
  font-size: 0.72rem;
  font-weight: 500;
  vertical-align: middle;
  background: #b97878;
  border-radius: 999px;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 14px 16px;
  color: var(--text-main);
  font: inherit;
  line-height: 1.6;
  background: #fff;
  border: 1px solid rgba(70, 101, 88, 0.24);
  border-radius: 12px;
  outline: none;
  transition:
    border-color 0.25s ease,
    box-shadow 0.25s ease;
}

.form-field textarea {
  min-height: 150px;
  resize: vertical;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: #7bab95;
  box-shadow: 0 0 0 4px rgba(123, 171, 149, 0.13);
}

.form-agreement {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  font-size: 0.92rem;
  line-height: 1.7;
  cursor: pointer;
}

.form-agreement input {
  width: 18px;
  height: 18px;
  margin-top: 4px;
  accent-color: #7bab95;
  flex: 0 0 auto;
}

.form-submit {
  justify-self: center;
  min-width: min(100%, 280px);
  border: 0;
  cursor: pointer;
}

.form-submit:disabled {
  cursor: wait;
  opacity: 0.65;
}

.form-status {
  min-height: 1.7em;
  margin: 0;
  text-align: center;
  line-height: 1.7;
}

.form-status.is-success {
  color: #287250;
}

.form-status.is-error {
  color: #a74444;
}

.instagram-contact {
  max-width: 720px;
  margin: 30px auto 0;
  padding: 32px 30px;
  background: rgba(255, 255, 255, 0.58);
  border: 1px solid rgba(123, 171, 149, 0.18);
  border-radius: 20px;
}

.instagram-contact-label {
  margin: 0 0 8px;
  color: var(--text-sub);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.instagram-contact h3 {
  margin: 0 0 14px;
  font-size: 1.2rem;
  font-weight: 500;
}

.instagram-contact p {
  line-height: 1.8;
}

.instagram-button {
  margin-top: 10px;
}

.instagram-account {
  margin-top: 14px;
  color: var(--text-sub);
  font-size: 0.9rem;
  letter-spacing: 0.05em;
}

.needs-confirmation {
  display: inline-block;
  margin-top: 14px;
  padding: 8px 12px;
  color: #695515;
  font-size: 0.87rem;
  line-height: 1.6;
  background: #fff4b8;
  border-radius: 8px;
}

/* CONTACT：スマホ表示 */
@media (max-width: 600px) {
  .contact-note {
    padding: 16px 18px;
  }

  .contact-form-wrap {
    margin-top: 36px;
    padding: 30px 20px;
    border-radius: 18px;
  }

  .contact-form {
    gap: 22px;
  }

  .form-submit {
    width: 100%;
    min-width: 0;
  }

  .instagram-contact {
    padding: 26px 20px;
  }
}

/* ========================================
   CONTACT：スマホ表示の最終調整
======================================== */

@media (max-width: 600px) {
  .contact .section-inner {
    width: min(100% - 32px, 720px);
  }

  .contact-form-wrap {
    width: 100%;
    margin-top: 36px;
    padding: 30px 20px;
  }

  .contact-form {
    display: grid;
    width: 100%;
    gap: 24px;
  }

  .form-field {
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 8px;
  }

  .form-field label {
    display: block;
    width: 100%;
  }

  .form-field input,
  .form-field select,
  .form-field textarea {
    display: block;
    width: 100%;
    min-width: 0;
    font-size: 16px;
  }

  .form-agreement {
    width: 100%;
    gap: 10px;
    text-align: left;
  }

  .form-agreement span {
    flex: 1;
  }

  .form-submit {
    display: flex;
    width: 100%;
    min-height: 52px;
    align-items: center;
    justify-content: center;
  }

  .instagram-contact {
    width: 100%;
    margin-top: 32px;
    padding: 28px 20px;
  }
}

/* Instagramは申込みより一段弱いサブボタン */
.instagram-button {
  display: inline-flex;
  min-width: 220px;
  min-height: 50px;
  margin-top: 12px;
  padding: 12px 24px;
  align-items: center;
  justify-content: center;
  color: #496b5c;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid #6f927f;
  border-radius: 999px;
  transition:
    color 0.25s ease,
    background-color 0.25s ease,
    transform 0.25s ease;
}

.instagram-button:hover {
  color: #fff;
  background: #597b6b;
  transform: translateY(-2px);
}

@media (max-width: 600px) {
  .instagram-button {
    width: 100%;
  }
}

/* ========================================
   CONTACT：PC・タブレット表示の修正
======================================== */

.contact-form-wrap {
  width: min(100%, 720px);
}

.contact-form {
  width: 100%;
}

.contact-form .form-field {
  display: flex;
  flex-direction: column;
  width: 100%;
  gap: 9px;
}

.contact-form .form-field label {
  display: block;
  width: 100%;
  text-align: left;
}

.contact-form .form-field input,
.contact-form .form-field select,
.contact-form .form-field textarea {
  display: block;
  width: 100%;
  min-width: 0;
}

.contact-form .form-agreement {
  width: 100%;
  text-align: left;
}
/* Instagramボタン：スマホでの上書き対策 */
@media (max-width: 600px) {
  .instagram-contact .instagram-button {
    display: flex;
    width: 100%;
    min-height: 52px;
    margin: 18px 0 0;
    padding: 12px 24px;
    align-items: center;
    justify-content: center;
    color: #496b5c;
    font-weight: 500;
    text-decoration: none;
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid #6f927f;
    border-radius: 999px;
  }
}

.instagram-button {
  text-align: center;
  line-height: 1.5;
}

@media (max-width: 600px) {
  .instagram-contact .instagram-button {
    padding-inline: 16px;
    font-size: 0.92rem;
  }
}

/* ========================================
   PRIVACY POLICY
======================================== */

.policy-page {
  background:
    radial-gradient(
      circle at 12% 10%,
      rgba(192, 225, 216, 0.24),
      transparent 30%
    ),
    linear-gradient(
      180deg,
      #f8fbfa 0%,
      #ffffff 45%,
      #f8faf8 100%
    );
}

.policy-container {
  width: min(100% - (var(--side-space) * 2), 880px);
  margin: 0 auto;
}

.policy-hero {
  padding: 160px 0 68px;
  text-align: center;
}

.policy-title {
  margin: 12px 0 22px;
  color: var(--color-text);
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 500;
  line-height: 1.45;
  letter-spacing: 0.1em;
}

.policy-lead {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 0.96rem;
  line-height: 2;
  letter-spacing: 0.06em;
}

.policy-wave {
  display: flex;
  justify-content: center;
  margin-top: 34px;
}

.policy-wave img {
  width: 210px;
  max-width: 62%;
  opacity: 0.72;
}

.policy-content {
  padding: 0 0 110px;
}

/* 安心メッセージ */

.policy-assurance {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 22px;
  align-items: start;
  margin-bottom: 58px;
  padding: 32px 36px;
  border: 1px solid rgba(120, 149, 137, 0.2);
  border-radius: 24px;
  background: rgba(238, 244, 240, 0.88);
  box-shadow: 0 16px 42px rgba(43, 61, 53, 0.06);
}

.policy-assurance-icon {
  display: flex;
  width: 52px;
  height: 52px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.82);
}

.policy-assurance-icon svg {
  width: 27px;
  height: 27px;
  fill: none;
  stroke: var(--color-main-dark);
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.policy-assurance h2 {
  margin: 0 0 10px;
  color: var(--color-main-dark);
  font-family: var(--font-serif);
  font-size: 1.18rem;
  font-weight: 500;
  line-height: 1.7;
  letter-spacing: 0.07em;
}

.policy-assurance p {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 0.92rem;
  line-height: 2;
}

/* 本文 */

.policy-body {
  padding: 52px 58px;
  border: 1px solid var(--color-border);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 20px 55px var(--color-shadow);
}

.policy-introduction {
  margin: 0 0 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
  font-family: var(--font-serif);
  font-size: 1.04rem;
  line-height: 2.1;
  letter-spacing: 0.06em;
}

.policy-section + .policy-section {
  margin-top: 48px;
  padding-top: 46px;
  border-top: 1px solid var(--color-border);
}

.policy-section h2 {
  position: relative;
  margin: 0 0 22px;
  padding-left: 25px;
  color: var(--color-main-dark);
  font-family: var(--font-serif);
  font-size: clamp(1.15rem, 3vw, 1.38rem);
  font-weight: 500;
  line-height: 1.7;
  letter-spacing: 0.07em;
}

/* 小さなオリーブ葉 */

.policy-section h2::before {
  position: absolute;
  top: 0.63em;
  left: 0;
  width: 13px;
  height: 7px;
  border-radius: 100% 0 100% 0;
  background: #91aa9f;
  content: "";
  transform: rotate(-28deg);
}

.policy-section p {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 0.94rem;
  line-height: 2.05;
}

.policy-section p + p {
  margin-top: 16px;
}

.policy-section ul {
  display: grid;
  gap: 8px;
  margin: 20px 0;
  padding: 20px 24px 20px 46px;
  border-radius: 14px;
  color: var(--color-text-soft);
  background: var(--color-bg-soft);
}

.policy-section li {
  padding-left: 4px;
  line-height: 1.85;
}

.policy-section li::marker {
  color: var(--color-main);
}

.policy-external-link {
  display: inline-flex;
  gap: 9px;
  align-items: center;
  margin-top: 22px;
  padding-bottom: 3px;
  border-bottom: 1px solid rgba(83, 111, 100, 0.45);
  color: var(--color-main-dark);
  font-size: 0.88rem;
  line-height: 1.7;
  transition:
    color var(--transition),
    border-color var(--transition);
}

.policy-external-link:hover {
  color: var(--color-main);
  border-color: var(--color-main);
}

/* 最後のお問い合わせ案内 */

.policy-contact-box {
  margin-top: 44px;
  padding: 42px 36px;
  border: 1px solid rgba(120, 149, 137, 0.19);
  border-radius: 24px;
  text-align: center;
  background:
    linear-gradient(
      135deg,
      rgba(238, 244, 240, 0.95),
      rgba(255, 255, 255, 0.92)
    );
}

.policy-contact-label {
  margin: 0 0 10px;
  color: var(--color-main);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.policy-contact-box h2 {
  margin: 0;
  color: var(--color-main-dark);
  font-family: var(--font-serif);
  font-size: clamp(1.3rem, 3vw, 1.65rem);
  font-weight: 500;
  letter-spacing: 0.07em;
}

.policy-contact-box > p:not(.policy-contact-label) {
  margin: 16px 0 26px;
  color: var(--color-text-soft);
  font-size: 0.92rem;
  line-height: 2;
}

.policy-contact-box .button {
  margin-top: 0;
}

.policy-information {
  margin-top: 34px;
  color: var(--color-text-soft);
  font-size: 0.8rem;
  line-height: 1.8;
  text-align: right;
}

.policy-information p {
  margin: 0;
}

.policy-back-link {
  display: flex;
  gap: 10px;
  width: fit-content;
  margin: 42px auto 0;
  align-items: center;
  color: var(--color-main-dark);
  font-size: 0.88rem;
  transition:
    gap var(--transition),
    color var(--transition);
}

.policy-back-link:hover {
  gap: 15px;
  color: var(--color-main);
}

/* キーボード操作時 */

.policy-external-link:focus-visible,
.policy-back-link:focus-visible {
  outline: 2px solid var(--color-main);
  outline-offset: 5px;
}

/* ========================================
   PRIVACY POLICY：スマホ
======================================== */

@media (max-width: 720px) {
  .policy-container {
    width: min(100% - 36px, 880px);
  }

  .policy-hero {
    padding-top: 125px;
    padding-bottom: 52px;
  }

  .policy-title {
    letter-spacing: 0.06em;
  }

  .policy-lead br {
    display: none;
  }

  .policy-assurance {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 34px;
    padding: 26px 22px;
    border-radius: 19px;
  }

  .policy-assurance-icon {
    width: 46px;
    height: 46px;
  }

  .policy-body {
    padding: 36px 22px;
    border-radius: 20px;
  }

  .policy-introduction {
    margin-bottom: 38px;
    padding-bottom: 32px;
  }

  .policy-section + .policy-section {
    margin-top: 38px;
    padding-top: 36px;
  }

  .policy-section h2 {
    padding-left: 23px;
  }

  .policy-section ul {
    padding: 18px 18px 18px 40px;
  }

  .policy-contact-box {
    margin-top: 34px;
    padding: 34px 22px;
    border-radius: 20px;
  }

  .policy-contact-box > p:not(.policy-contact-label) br {
    display: none;
  }

  .policy-information {
    text-align: left;
  }
}

.policy-section ul {
  list-style: disc;
}


/* 正式ヘッダーロゴ */
.site-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  line-height: 0;
}

.header-logo-image {
  display: block;
  width: 230px;
  max-width: 68vw;
  height: auto;
}

/* PC・タブレット */
@media (min-width: 768px) {
  .header-logo-image {
    width: 300px;
    max-width: none;
  }
}


    /* ========================================
       私の想いページ
    ======================================== */

    .story-hero {
      padding: 164px 24px 96px;
      background:
        radial-gradient(circle at 84% 18%, rgba(201, 169, 110, 0.13), transparent 27%),
        linear-gradient(155deg, #f8faf8 0%, #eef4f0 100%);
      text-align: center;
    }

    .story-hero-inner,
    .story-inner {
      width: min(100%, 840px);
      margin-inline: auto;
    }

    .story-kicker {
      margin: 0 0 18px;
      color: var(--color-main-dark);
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 0.22em;
      text-transform: uppercase;
    }

    .story-hero h1 {
      margin: 0;
      color: var(--color-text);
      font-family: Georgia, "Times New Roman", "Yu Mincho", "Hiragino Mincho ProN", serif;
      font-size: clamp(38px, 6vw, 62px);
      font-weight: 400;
      letter-spacing: 0.08em;
      line-height: 1.35;
    }

    .story-lead {
      margin: 30px auto 0;
      color: var(--color-text-soft);
      font-size: 16px;
      letter-spacing: 0.06em;
      line-height: 2;
    }

    .story-wave {
      display: block;
      width: min(280px, 72%);
      height: auto;
      margin: 42px auto 0;
      opacity: 0.72;
    }

    .story-main {
      padding: 104px 24px 120px;
      background: var(--color-white);
    }

    .story-intro {
      margin-bottom: 86px;
      text-align: center;
    }

    .story-intro p,
    .story-chapter p {
      margin: 0 0 1.55em;
      color: var(--color-text);
      font-size: 16px;
      letter-spacing: 0.045em;
      line-height: 2.15;
    }

    .story-intro p:last-child,
    .story-chapter p:last-child {
      margin-bottom: 0;
    }

    .story-chapter {
      position: relative;
      margin-top: 82px;
      padding-top: 34px;
    }

    .story-chapter::before {
      position: absolute;
      top: 0;
      left: 0;
      width: 48px;
      height: 1px;
      background: var(--color-accent);
      content: "";
    }

    .story-chapter-label {
      margin: 0 0 12px;
      color: var(--color-main);
      font-family: Georgia, "Times New Roman", serif;
      font-size: 12px;
      letter-spacing: 0.2em;
      text-transform: uppercase;
    }

    .story-chapter h2 {
      margin: 0 0 30px;
      color: var(--color-text);
      font-family: "Yu Mincho", "Hiragino Mincho ProN", Georgia, serif;
      font-size: clamp(25px, 4vw, 34px);
      font-weight: 500;
      letter-spacing: 0.06em;
      line-height: 1.65;
    }

    .story-emphasis {
      margin: 46px 0;
      padding: 30px 34px;
      border-left: 2px solid var(--color-accent);
      background: var(--color-bg-soft);
      color: var(--color-main-dark);
      font-family: "Yu Mincho", "Hiragino Mincho ProN", Georgia, serif;
      font-size: clamp(18px, 3vw, 23px);
      letter-spacing: 0.06em;
      line-height: 1.9;
    }

    .story-options {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
      margin: 38px 0;
      padding: 0;
      list-style: none;
    }

    .story-options li {
      display: grid;
      min-height: 116px;
      place-items: center;
      padding: 22px 18px;
      border: 1px solid rgba(120, 149, 137, 0.22);
      border-radius: 18px;
      background: #fbfcfb;
      color: var(--color-text);
      font-size: 14px;
      letter-spacing: 0.04em;
      line-height: 1.8;
      text-align: center;
    }

    .story-closing {
      margin-top: 96px;
      padding: 62px 48px;
      border-radius: 30px;
      background: linear-gradient(145deg, #eef4f0, #f8faf8);
      text-align: center;
    }

    .story-closing h2 {
      margin: 0 0 28px;
      color: var(--color-text);
      font-family: "Yu Mincho", "Hiragino Mincho ProN", Georgia, serif;
      font-size: clamp(25px, 4vw, 34px);
      font-weight: 500;
      letter-spacing: 0.07em;
      line-height: 1.65;
    }

    .story-closing p {
      margin: 0 auto;
      color: var(--color-text-soft);
      font-size: 15px;
      letter-spacing: 0.045em;
      line-height: 2;
    }

    .story-closing .button {
      margin-top: 34px;
    }

    .story-signature {
      margin-top: 28px !important;
      color: var(--color-text) !important;
      font-family: var(--font-serif);
      font-size: 16px !important;
      letter-spacing: 0.12em !important;
    }

    .story-back {
      margin-top: 30px !important;
    }

    .story-back a {
      color: var(--color-main-dark);
      font-size: 13px;
      letter-spacing: 0.08em;
      text-decoration: underline;
      text-underline-offset: 5px;
    }
@media (max-width: 720px) {
  .story-hero {
    padding: 96px 20px 32px;
  }

  .story-wave {
    margin-top: 26px;
  }

  .story-lead {
    font-size: 14px;
    line-height: 1.9;
  }

  .story-main {
    padding: 76px 22px 92px;
  }

  .story-intro {
    margin-bottom: 68px;
    text-align: left;
  }

  .story-intro p,
  .story-chapter p {
    font-size: 15px;
    line-height: 2;
  }

  .story-chapter {
    margin-top: 66px;
  }

  .story-emphasis {
    margin: 36px 0;
    padding: 24px 22px;
  }

  .story-options {
    grid-template-columns: 1fr;
  }

  .story-options li {
    min-height: 0;
    padding: 18px 20px;
  }

  .story-closing {
    margin-top: 76px;
    padding: 46px 24px;
    border-radius: 24px;
  }
}

/* =========================
   Story Photos
========================= */

.story-photo {
  margin: 56px auto;
  text-align: center;
}

.story-photo img {
  display: block;
  width: 100%;
  height: auto;
  margin: 0 auto;
}

/* 若い頃・グランドピアノ */
.story-photo-young {
  max-width: 460px;
  margin-top: 48px;
  margin-bottom: 80px;
}

.story-photo-young img {
  border-radius: 6px;
}

/* 若い頃・ステージ演奏 */
.story-photo-stage {
  max-width: 680px;
  margin-top: 44px;
  margin-bottom: 44px;
}

.story-photo-stage img {
  border-radius: 18px;
  box-shadow: 0 12px 32px rgba(50, 75, 88, 0.1);
}

@media (max-width: 720px) {
  .story-photo {
    margin: 42px auto;
  }

  .story-photo-young {
    width: 88%;
    max-width: 360px;
    margin-top: 36px;
    margin-bottom: 58px;
  }

  .story-photo-stage {
    width: 100%;
    margin-top: 34px;
    margin-bottom: 38px;
  }

  .story-photo-stage img {
    border-radius: 14px;
    box-shadow: 0 8px 24px rgba(50, 75, 88, 0.09);
  }
}

/* =========================
   Lesson Scene
========================= */

.lesson-scene {
  max-width: 820px;
  margin: 48px auto 64px;
  text-align: center;
}

.lesson-scene img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 24px;
  box-shadow: 0 14px 38px rgba(50, 75, 88, 0.12);
}

.lesson-scene figcaption {
  margin-top: 18px;
  color: var(--muted, #698493);
  font-size: 0.92rem;
  line-height: 1.8;
  letter-spacing: 0.04em;
}


/* =========================
   Teacher Certification
========================= */

.teacher-certification {
  max-width: 620px;
  margin: 56px auto 48px;
  text-align: center;
}

.teacher-certification a {
  display: block;
  border-radius: 18px;
  overflow: hidden;
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
}

.teacher-certification a:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 34px rgba(50, 75, 88, 0.13);
}

.teacher-certification img {
  display: block;
  width: 100%;
  height: auto;
}

.teacher-certification figcaption {
  margin-top: 18px;
  color: var(--muted, #698493);
  font-size: 0.92rem;
  line-height: 1.8;
  letter-spacing: 0.04em;
}

.teacher-certification figcaption span {
  font-size: 0.82rem;
  opacity: 0.78;
}


/* =========================
   Lesson / Certification
   Mobile
========================= */

@media (max-width: 720px) {
  .lesson-scene {
    width: 100%;
    margin: 36px auto 48px;
  }

  .lesson-scene img {
    border-radius: 16px;
    box-shadow: 0 9px 26px rgba(50, 75, 88, 0.1);
  }

  .lesson-scene figcaption {
    margin-top: 14px;
    padding: 0 8px;
    font-size: 0.86rem;
  }

  .teacher-certification {
    width: 100%;
    margin: 42px auto 38px;
  }

  .teacher-certification a {
    border-radius: 14px;
  }

  .teacher-certification figcaption {
    margin-top: 14px;
    padding: 0 8px;
    font-size: 0.86rem;
  }

  .teacher-certification figcaption span {
    display: inline-block;
    margin-top: 3px;
    font-size: 0.78rem;
  }
}

/* ========================================
   新料金セクション
======================================== */

.price-intro {
  margin: -10px auto 54px;
  color: var(--color-text-soft);
  text-align: center;
  line-height: 2;
}

.course-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 28px;
  align-items: stretch;
}

.course-card {
  position: relative;
  padding: clamp(36px, 4vw, 54px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  background: var(--color-bg);
  box-shadow: 0 20px 52px var(--color-shadow);
}

.course-heading {
  margin-bottom: 34px;
}

.course-en {
  margin-bottom: 8px;
  color: var(--color-main);
  font-family: var(--font-serif);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.course-heading h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 500;
  letter-spacing: 0.05em;
}

.course-main-price {
  padding: 28px 0 30px;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}

.course-frequency {
  margin-bottom: 6px;
  font-size: 20px;
  font-weight: 600;
}

.course-time {
  margin-bottom: 24px;
  color: var(--color-text-soft);
  font-size: 14px;
}

.course-amount {
  margin: 0;
  color: var(--color-main-dark);
  font-family: var(--font-serif);
  font-size: clamp(30px, 4vw, 42px);
  line-height: 1.3;
}

.course-amount span {
  display: block;
  margin-bottom: 4px;
  color: var(--color-text-soft);
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.course-description {
  margin: 28px 0 0;
  color: var(--color-text-soft);
  font-size: 14px;
  line-height: 2;
}

/* クラシック3プラン */

.classic-plan-list {
  border-top: 1px solid var(--color-border);
}

.classic-plan {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-border);
}

.classic-plan-frequency {
  margin-bottom: 2px;
  font-size: 18px;
  font-weight: 600;
}

.classic-plan-time {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 13px;
}

.classic-plan-price {
  margin: 0;
  color: var(--color-main-dark);
  font-family: var(--font-serif);
  font-size: clamp(22px, 3vw, 30px);
  text-align: right;
  white-space: nowrap;
}

.classic-plan-price span {
  display: block;
  margin-bottom: 2px;
  color: var(--color-text-soft);
  font-family: var(--font-sans);
  font-size: 11px;
}

/* 下部メリット */

.price-benefits {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 30px;
}

.price-benefit {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 22px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  background: rgba(255, 255, 255, 0.72);
}

.price-benefit span {
  color: var(--color-main);
  font-family: var(--font-serif);
  font-size: 12px;
  letter-spacing: 0.1em;
}

.price-benefit p {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
}

/* スマホ */

@media (max-width: 768px) {

  .price-intro {
    margin-bottom: 38px;
    font-size: 14px;
  }

  .course-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .course-card {
    padding: 34px 24px;
  }

  .course-heading {
    margin-bottom: 26px;
  }

  .classic-plan {
    gap: 18px;
    padding: 20px 0;
  }

  .price-benefits {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .price-benefit {
    padding: 17px 18px;
  }
}

/* ========================================
   料金下・無料体験CTA
======================================== */

.price-trial-cta {
  max-width: 720px;
  margin: 70px auto 0;
  padding-top: 48px;
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.price-trial-catch {
  margin-bottom: 18px;
  color: var(--color-main-dark);
  font-family: var(--font-serif);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 500;
  line-height: 1.7;
  letter-spacing: 0.05em;
}

.price-trial-text {
  max-width: 620px;
  margin: 0 auto 30px;
  color: var(--color-text-soft);
  font-size: 14px;
  line-height: 2;
}

@media (max-width: 768px) {

  .price-trial-cta {
    margin-top: 48px;
    padding-top: 38px;
  }

  .price-trial-text {
    font-size: 14px;
  }

}


/* ========================================
   レッスンメニュー
======================================== */

/* WRITER:MIKI_LESSON_MENU_STYLE:START */
.lesson-menu {
  max-width: 980px;
  margin: 64px auto 0;
  padding: 42px clamp(24px, 5vw, 54px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 18px 48px rgba(48, 75, 63, 0.07);
  text-align: center;
}

.lesson-menu-label {
  margin: 0 0 10px;
  color: var(--color-main);
  font-family: var(--font-serif);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.lesson-menu h3 {
  margin: 0;
  color: var(--color-main-dark);
  font-family: var(--font-serif);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 500;
  line-height: 1.6;
  letter-spacing: 0.05em;
}

.lesson-menu-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
}

.lesson-menu-list li {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 58px;
  margin: 0;
  padding: 12px 10px;
  border: 1px solid rgba(120, 155, 141, 0.22);
  border-radius: 999px;
  color: var(--color-main-dark);
  background: var(--color-bg-soft);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
}

.lesson-menu-note {
  max-width: 720px;
  margin: 30px auto 0;
  color: var(--color-text-soft);
  font-size: 14px;
  line-height: 2;
}

@media (max-width: 768px) {
  .lesson-menu {
    margin-top: 46px;
    padding: 34px 20px;
  }

  .lesson-menu-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-top: 26px;
  }

  .lesson-menu-list li {
    min-height: 52px;
    padding: 10px 8px;
    font-size: 13px;
  }

  .lesson-menu-list li:last-child {
    grid-column: 1 / -1;
  }

  .lesson-menu-note {
    margin-top: 26px;
    font-size: 13px;
    line-height: 1.9;
  }
}
/* WRITER:MIKI_LESSON_MENU_STYLE:END */


/* ========================================
   料金調整中のお知らせ
======================================== */


/* MIKI_EDITORIAL_LESSON_EXPERIMENT:START */
/*
  AI的な「均等カード3枚」から、
  読み進める誌面型レイアウトへの実験。
*/

/* 写真も「浮いたカード」ではなく誌面の写真として扱う */
.lesson-scene {
  max-width: 920px;
  text-align: left;
}

.lesson-scene img {
  border-radius: 8px;
  box-shadow: none;
}

/* 3カラムカードを縦の情報リストへ */
.lesson-list {
  display: block;
  max-width: 920px;
  margin: 58px auto 0;
  border-top: 1px solid var(--color-border);
}

.lesson-card {
  display: grid;
  grid-template-columns: 58px minmax(290px, 340px) minmax(0, 1fr);
  align-items: start;
  gap: 0 28px;

  min-height: 0;
  margin: 0;
  padding: 34px 0 36px;

  border: 0;
  border-bottom: 1px solid var(--color-border);
  border-radius: 0;

  background: transparent;
  box-shadow: none;

  transition: none;
}

.lesson-card:hover {
  transform: none;
  box-shadow: none;
}

.lesson-number {
  margin: 5px 0 0;
  color: var(--color-main);
  font-size: 12px;
  letter-spacing: 0.18em;
}

.lesson-card h3 {
  margin: 0;
  font-size: clamp(19px, 2vw, 23px);
  line-height: 1.7;
}

.lesson-card > p:last-child {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 15px;
  line-height: 2;
}

/* Lesson Menuも「大きなカード＋小カード群」をやめる */
.lesson-menu-label,
.lesson-menu h3,
.lesson-menu-note {
  text-align: left;
}

.lesson-menu-label {
  margin-bottom: 12px;
}

.lesson-menu h3 {
  margin-bottom: 0;
}

.lesson-menu-note {
  max-width: 760px;
  margin-left: 0;
  margin-right: 0;
}

.lesson-menu {
  max-width: 920px;
  margin: 54px auto 0;
  padding: 42px 0 0;

  border: 0;
  border-top: 1px solid var(--color-border);
  border-radius: 0;

  background: transparent;
  box-shadow: none;
}

.lesson-menu-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 42px;
  margin-top: 30px;
}

.lesson-menu-list li {
  justify-content: flex-start;

  min-height: 54px;
  padding: 13px 0;

  border: 0;
  border-bottom: 1px solid var(--color-border);
  border-radius: 0;

  text-align: left;
  background: transparent;
  box-shadow: none;
}

.lesson-menu-list li::before {
  width: 6px;
  height: 6px;
  margin-right: 13px;
  border-radius: 50%;
  background: var(--color-main);
  content: "";
  flex: 0 0 auto;
}

@media (max-width: 768px) {
  .lesson-scene {
    margin-bottom: 44px;
  }

  .lesson-list {
    margin-top: 48px;
  }

  .lesson-card {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 10px 14px;
    padding: 28px 0 32px;
  }

  .lesson-number {
    grid-column: 1;
    grid-row: 1 / span 2;
  }

  .lesson-card h3 {
    grid-column: 2;
    margin: 0;
  }

  .lesson-card > p:last-child {
    grid-column: 2;
    font-size: 14px;
  }

  .lesson-menu {
    margin-top: 58px;
    padding: 38px 0 0;
  }

  .lesson-menu-list {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .lesson-menu-list li:last-child {
    grid-column: auto;
  }
}
/* MIKI_EDITORIAL_LESSON_EXPERIMENT:END */


/* MIKI_EDITORIAL_RECOMMEND_EXPERIMENT:START */
/*
  「こんな方におすすめ」のカード感をなくし、
  チェック付きの編集リストとして見せる。
*/

.recommend-list {
  width: min(100%, 920px);
  margin: 56px auto 0;

  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 42px;
}

.recommend-list li {
  position: relative;

  min-height: 0;
  padding: 18px 8px 18px 36px;

  border: 0;
  border-bottom: 1px solid var(--color-border);
  border-radius: 0;

  background: transparent;
  box-shadow: none;

  color: var(--color-text);
  line-height: 1.75;
}

.recommend-list li::before {
  left: 4px;
}

/* 奇数個の最後の項目も自然に見せる */
.recommend-list li:last-child {
  border-bottom: 1px solid var(--color-border);
}

@media (max-width: 720px) {
  .recommend-list {
    grid-template-columns: 1fr;
    gap: 0;
    margin-top: 40px;
  }

  .recommend-list li {
    padding: 16px 6px 16px 34px;
  }

  .recommend-list li::before {
    left: 2px;
  }
}
/* MIKI_EDITORIAL_RECOMMEND_EXPERIMENT:END */