/* ===== 基本設定 ===== */
:root {
  --pink: #e14c7e;
  --pink-deep: #c73367;
  --orange: #f5a24b;
  --teal: #2baabe;
  --green: #8bbf5f;
  --ink: #4a3c3c;
  --ink-soft: #7a6a68;
  --cream: #fff9f4;
  --peach: #fdeee7;
  --white: #ffffff;
  --shadow: 0 10px 30px rgba(199, 51, 103, 0.10);
  --radius: 22px;
  --font-head: "Zen Maru Gothic", "Hiragino Maru Gothic ProN", sans-serif;
  --font-body: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.9;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--pink-deep); }

.container { max-width: 1040px; margin: 0 auto; padding: 0 24px; }

.pc-only { display: inline; }
.sp-only { display: none; }

/* ===== ヘッダー ===== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 249, 244, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(225, 76, 126, 0.12);
}
.header-inner {
  max-width: 1120px; margin: 0 auto; padding: 10px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand-mark { width: 40px; height: 40px; }
.brand-text { font-family: var(--font-head); font-weight: 700; font-size: 1.02rem; line-height: 1.3; }
.brand-text small { display: block; font-size: 0.72rem; color: var(--ink-soft); letter-spacing: 0.12em; }
.nav { display: flex; align-items: center; gap: 4px 14px; flex-wrap: wrap; }
.nav a {
  text-decoration: none; color: var(--ink); font-size: 0.9rem; font-weight: 500;
  padding: 6px 8px; border-radius: 999px; transition: color 0.2s;
}
.nav a:hover { color: var(--pink); }
.nav-cta {
  background: linear-gradient(135deg, var(--pink), var(--orange));
  color: var(--white) !important; padding: 8px 18px !important; font-weight: 700;
  box-shadow: 0 4px 14px rgba(225, 76, 126, 0.35);
}

/* ===== ボタン ===== */
.btn {
  display: inline-block; text-decoration: none; font-family: var(--font-head); font-weight: 700;
  padding: 14px 30px; border-radius: 999px; font-size: 1rem; transition: transform 0.2s, box-shadow 0.2s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: linear-gradient(135deg, var(--pink), var(--orange));
  color: var(--white); box-shadow: 0 8px 22px rgba(225, 76, 126, 0.4);
}
.btn-ghost {
  background: var(--white); color: var(--pink-deep);
  border: 2px solid var(--pink); box-shadow: var(--shadow);
}

/* ===== ファーストビュー ===== */
.hero { position: relative; padding: 64px 24px 40px; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.blob { position: absolute; border-radius: 50%; filter: blur(60px); opacity: 0.5; }
.blob-pink { width: 420px; height: 420px; background: #f7b8cd; top: -120px; right: -80px; }
.blob-orange { width: 340px; height: 340px; background: #fbd6a8; bottom: -100px; left: -90px; }
.blob-teal { width: 260px; height: 260px; background: #b5e3ea; top: 40%; left: 55%; opacity: 0.4; }
.ring { position: absolute; border-radius: 50%; border: 2.5px solid rgba(225, 76, 126, 0.18); }
.ring1 { width: 180px; height: 180px; top: 12%; left: 6%; }
.ring2 { width: 110px; height: 110px; bottom: 18%; right: 10%; border-color: rgba(43, 170, 190, 0.22); }
.dot { position: absolute; border-radius: 50%; }
.d1 { width: 14px; height: 14px; background: var(--orange); top: 22%; right: 24%; }
.d2 { width: 10px; height: 10px; background: var(--teal); bottom: 30%; left: 14%; }
.d3 { width: 8px; height: 8px; background: var(--pink); top: 60%; right: 6%; }

.hero-inner {
  position: relative; max-width: 1040px; margin: 0 auto;
  display: grid; grid-template-columns: 1.25fr 1fr; gap: 32px; align-items: center;
}
.hero-badge {
  display: inline-block; background: var(--white); color: var(--pink-deep);
  font-weight: 700; font-size: 0.85rem; letter-spacing: 0.06em;
  padding: 6px 18px; border-radius: 999px; box-shadow: var(--shadow); margin-bottom: 20px;
}
.hero-title {
  font-family: var(--font-head); font-weight: 900;
  font-size: clamp(2rem, 5.2vw, 3.4rem); line-height: 1.4; letter-spacing: 0.04em;
}
.hero-title .accent {
  background: linear-gradient(transparent 62%, rgba(245, 162, 75, 0.55) 62%);
}
.hero-lead { margin-top: 20px; font-size: 1.05rem; color: var(--ink-soft); }
.hero-cta { margin-top: 30px; display: flex; gap: 14px; flex-wrap: wrap; }

.hero-figure { position: relative; text-align: center; margin: 0; }
.hero-kyuchan {
  width: min(300px, 70%); margin: 0 auto;
  filter: drop-shadow(0 16px 24px rgba(199, 51, 103, 0.18));
  animation: float 4s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.hero-chara-name {
  font-size: 0.8rem; color: var(--ink-soft); margin-top: 8px; line-height: 1.5;
}
.hero-chara-name strong { color: var(--pink-deep); font-family: var(--font-head); }
.hero-logo {
  position: absolute; width: 110px; right: 4%; bottom: -6px;
  background: var(--white); border-radius: 18px; padding: 10px;
  box-shadow: var(--shadow); transform: rotate(6deg);
}

.hero-facts {
  position: relative; max-width: 1040px; margin: 44px auto 0; padding: 0;
  list-style: none; display: flex; gap: 14px; flex-wrap: wrap; justify-content: center;
}
.hero-facts li {
  background: var(--white); border-radius: 999px; padding: 10px 22px;
  font-size: 0.92rem; font-weight: 500; box-shadow: var(--shadow);
  display: flex; align-items: center; gap: 8px;
}

/* ===== セクション共通 ===== */
.section { padding: 84px 0; }
.section-eyebrow {
  font-family: var(--font-head); color: var(--orange); font-weight: 700;
  letter-spacing: 0.22em; text-transform: uppercase; font-size: 0.85rem; margin-bottom: 10px;
}
.section-title {
  font-family: var(--font-head); font-weight: 900; font-size: clamp(1.5rem, 3.6vw, 2.2rem);
  line-height: 1.5; margin-bottom: 22px; letter-spacing: 0.03em;
}
.section-lead { max-width: 760px; color: var(--ink-soft); margin-bottom: 40px; }

/* ===== 自己紹介 ===== */
.about { background: var(--white); }
.about-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; align-items: center; }
.about-role { color: var(--pink-deep); font-weight: 700; font-size: 0.95rem; margin-bottom: 16px; }
.about-text p + p { margin-top: 14px; }
.about-card {
  background: var(--peach); border-radius: var(--radius); padding: 36px; text-align: center;
  box-shadow: var(--shadow);
}
.about-logo { width: 200px; margin: 0 auto 14px; }
.about-card-note { font-size: 0.82rem; color: var(--ink-soft); line-height: 1.7; }

/* ===== ウォーキング ===== */
.walking { background: linear-gradient(180deg, var(--cream), var(--peach)); }
.walk-quote {
  text-align: center; margin: 8px auto 44px; padding: 30px 24px;
  max-width: 720px; background: var(--white); border-radius: var(--radius);
  box-shadow: var(--shadow); position: relative;
}
.walk-quote::before, .walk-quote::after {
  content: ""; position: absolute; width: 46px; height: 4px; border-radius: 999px;
  background: linear-gradient(90deg, var(--pink), var(--orange));
  left: 50%; transform: translateX(-50%);
}
.walk-quote::before { top: 0; }
.walk-quote::after { bottom: 0; }
.walk-quote-main {
  font-family: var(--font-head); font-weight: 900; color: var(--pink-deep);
  font-size: clamp(1.25rem, 3vw, 1.7rem); letter-spacing: 0.06em; line-height: 1.6;
}
.walk-quote-sub { margin-top: 10px; font-size: 0.98rem; color: var(--ink-soft); }

.policy-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 12px; }
.policy-card {
  background: var(--white); border-radius: var(--radius); padding: 30px 26px;
  box-shadow: var(--shadow); position: relative;
}
.policy-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--pink), var(--orange));
  color: var(--white); font-family: var(--font-head); font-weight: 900; font-size: 1.2rem;
  margin-bottom: 14px;
}
.policy-card h3 { font-family: var(--font-head); font-size: 1.12rem; margin-bottom: 10px; }
.policy-card p { font-size: 0.92rem; color: var(--ink-soft); }

/* ===== カリキュラム ===== */
.parts-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.part-card {
  background: var(--white); border-radius: 18px; padding: 22px 20px;
  box-shadow: var(--shadow); border-top: 4px solid var(--peach);
  transition: transform 0.2s;
}
.part-card:hover { transform: translateY(-4px); }
.part-card h3 {
  font-family: var(--font-head); font-size: 1.02rem; display: flex; align-items: center; gap: 8px;
  margin-bottom: 8px;
}
.part-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 12px; font-size: 1rem; flex-shrink: 0;
}
.pi-pink { background: rgba(225, 76, 126, 0.12); }
.pi-orange { background: rgba(245, 162, 75, 0.16); }
.pi-teal { background: rgba(43, 170, 190, 0.13); }
.part-card p { font-size: 0.85rem; color: var(--ink-soft); line-height: 1.7; }

.lesson-flow { margin-top: 48px; text-align: center; }
.lesson-flow-title { font-family: var(--font-head); font-size: 1.3rem; margin-bottom: 22px; }
.flow-steps { display: flex; gap: 16px; align-items: stretch; justify-content: center; flex-wrap: wrap; }
.flow-step {
  background: var(--white); border-radius: var(--radius); padding: 26px 28px;
  box-shadow: var(--shadow); max-width: 340px; text-align: left;
}
.flow-label {
  display: inline-block; background: var(--teal); color: var(--white);
  font-size: 0.78rem; font-weight: 700; padding: 3px 14px; border-radius: 999px; margin-bottom: 10px;
}
.flow-step:last-child .flow-label { background: var(--pink); }
.flow-step h4 { font-family: var(--font-head); font-size: 1.1rem; margin-bottom: 6px; }
.flow-step p { font-size: 0.88rem; color: var(--ink-soft); }
.flow-arrow { align-self: center; font-size: 1.6rem; color: var(--orange); font-weight: 700; }

.kabedachi { margin: 52px auto 0; max-width: 760px; text-align: center; }
.kabedachi img { border-radius: var(--radius); box-shadow: var(--shadow); margin: 0 auto; }
.kabedachi figcaption { font-size: 0.85rem; color: var(--ink-soft); margin-top: 12px; }

.class-info {
  margin-top: 52px; background: var(--white); border-radius: var(--radius);
  padding: 36px 40px; box-shadow: var(--shadow);
}
.class-info h3 { font-family: var(--font-head); font-size: 1.3rem; margin-bottom: 18px; color: var(--pink-deep); }
.info-list div { display: flex; gap: 18px; padding: 14px 0; border-bottom: 1px dashed rgba(225, 76, 126, 0.25); }
.info-list div:last-child { border-bottom: none; }
.info-list dt {
  flex-shrink: 0; width: 92px; font-weight: 700; color: var(--pink-deep);
  font-family: var(--font-head);
}
.info-list dd small { color: var(--ink-soft); }

/* ===== 料金 ===== */
.price { background: var(--white); }
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.price-card {
  border-radius: var(--radius); padding: 34px 26px; text-align: center;
  background: var(--cream); box-shadow: var(--shadow);
}
.price-featured {
  background: linear-gradient(160deg, #fff0f5, #fff3e6);
  border: 2px solid var(--pink); position: relative;
}
.price-card h3 { font-family: var(--font-head); font-size: 1.1rem; margin-bottom: 14px; }
.price-amount {
  font-family: var(--font-head); font-weight: 900; font-size: 2.1rem; color: var(--pink-deep);
  line-height: 1.2;
}
.price-amount .yen { font-size: 1rem; font-weight: 700; }
.price-note { margin-top: 10px; font-size: 0.9rem; color: var(--ink-soft); }
.price-notes {
  margin: 28px auto 0; max-width: 640px; font-size: 0.88rem; color: var(--ink-soft);
  padding-left: 1.3em;
}

/* ===== お客様の声 ===== */
.voice { background: linear-gradient(180deg, var(--peach), var(--cream)); }
.voice-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.voice-card {
  background: var(--white); border-radius: var(--radius); padding: 26px 24px;
  box-shadow: var(--shadow); display: flex; flex-direction: column;
}
.voice-tag {
  align-self: flex-start; font-size: 0.75rem; font-weight: 700;
  padding: 3px 14px; border-radius: 999px; margin-bottom: 12px;
}
.vt-walk { background: rgba(43, 170, 190, 0.14); color: #17798a; }
.vt-art { background: rgba(225, 76, 126, 0.12); color: var(--pink-deep); }
.voice-text { font-size: 0.93rem; flex: 1; }
.voice-meta {
  margin-top: 14px; font-size: 0.8rem; color: var(--ink-soft);
  border-top: 1px dashed rgba(225, 76, 126, 0.25); padding-top: 10px;
}

/* ===== パステル ===== */
.pastel { background: var(--white); }
.pastel-circles {
  display: flex; gap: 26px; justify-content: center; flex-wrap: wrap; margin: 44px 0;
}
.p-circle {
  width: 168px; height: 168px; border-radius: 50%;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  color: var(--white); box-shadow: var(--shadow);
}
.p-circle strong { font-family: var(--font-head); font-size: 1.35rem; letter-spacing: 0.1em; }
.p-circle span { font-size: 0.78rem; opacity: 0.9; letter-spacing: 0.08em; }
.pc-teal { background: radial-gradient(circle at 32% 28%, #6cc6d6, var(--teal)); }
.pc-pink { background: radial-gradient(circle at 32% 28%, #ef8bab, var(--pink)); }
.pc-green { background: radial-gradient(circle at 32% 28%, #a8d383, var(--green)); }

.principles { text-align: center; margin-bottom: 48px; }
.principles h3, .pastel-story h3, .pastel-price h3 {
  font-family: var(--font-head); font-size: 1.3rem; color: var(--pink-deep); margin-bottom: 18px;
}
.principle-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.principle {
  background: var(--cream); border-radius: 18px; padding: 24px 20px; box-shadow: var(--shadow);
}
.principle h4 {
  font-family: var(--font-head); font-size: 1.2rem; letter-spacing: 0.16em; margin-bottom: 6px;
  background: linear-gradient(135deg, var(--pink), var(--orange));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.principle p { font-size: 0.88rem; color: var(--ink-soft); }

.pastel-story { max-width: 720px; margin: 0 auto 48px; text-align: center; }

.pastel-price { max-width: 720px; margin: 0 auto; }
.pastel-price h3 small { font-size: 0.8rem; color: var(--ink-soft); font-weight: 500; margin-left: 8px; }
.pastel-price ul { list-style: none; }
.pastel-price li {
  display: flex; justify-content: space-between; gap: 18px; align-items: baseline;
  padding: 14px 4px; border-bottom: 1px dashed rgba(225, 76, 126, 0.25); font-size: 0.94rem;
}
.pastel-price li strong { font-family: var(--font-head); color: var(--pink-deep); white-space: nowrap; }
.pastel-price li strong small { font-size: 0.75rem; font-weight: 500; }
.pastel-price-note { margin-top: 14px; font-size: 0.88rem; color: var(--ink-soft); }

/* ===== 思い ===== */
.story {
  background:
    radial-gradient(circle at 12% 20%, rgba(247, 184, 205, 0.35), transparent 42%),
    radial-gradient(circle at 88% 80%, rgba(251, 214, 168, 0.4), transparent 42%),
    var(--peach);
}
.story-inner { max-width: 720px; }
.story-inner p + p { margin-top: 18px; }
.story-highlight {
  font-family: var(--font-head); font-weight: 700; font-size: 1.18rem; color: var(--pink-deep);
  background: var(--white); border-left: 6px solid var(--orange);
  padding: 20px 26px; border-radius: 0 var(--radius) var(--radius) 0; box-shadow: var(--shadow);
}

.story-closing {
  font-family: var(--font-head); font-weight: 700; text-align: center;
  font-size: 1.15rem; letter-spacing: 0.08em; color: var(--pink-deep);
  margin-top: 34px;
}

/* ===== お問い合わせ ===== */
.contact { background: var(--white); text-align: center; }
.contact-inner { max-width: 640px; }
.btn-mail { margin-top: 22px; font-size: 1.1rem; padding: 18px 44px; }
.contact-mail { margin-top: 12px; font-size: 0.95rem; color: var(--ink-soft); word-break: break-all; }
.contact-note { margin-top: 18px; font-size: 0.88rem; color: var(--ink-soft); }
.sns-links { margin-top: 30px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.sns-links a {
  text-decoration: none; background: var(--cream); color: var(--ink); font-weight: 700;
  font-size: 0.92rem; padding: 12px 24px; border-radius: 999px; box-shadow: var(--shadow);
  transition: transform 0.2s;
}
.sns-links a:hover { transform: translateY(-2px); color: var(--pink-deep); }

/* ===== フッター ===== */
.site-footer {
  background: linear-gradient(135deg, var(--pink-deep), var(--pink));
  color: var(--white); text-align: center; padding: 44px 24px;
}
.footer-kyuchan { width: 64px; margin: 0 auto 12px; }
.footer-name { font-family: var(--font-head); font-weight: 700; }
.footer-copy { font-size: 0.8rem; opacity: 0.85; margin-top: 6px; }

/* ===== スマホ対応 ===== */
@media (max-width: 860px) {
  .pc-only { display: none; }
  .sp-only { display: inline; }

  .site-header { position: static; }
  html { scroll-padding-top: 0; }
  .header-inner { justify-content: center; padding: 8px 16px; }
  .brand-mark { width: 32px; height: 32px; }
  .brand-text { font-size: 0.92rem; }
  .nav { justify-content: center; gap: 2px 8px; }
  .nav a { font-size: 0.8rem; padding: 3px 5px; }
  .nav-cta { padding: 6px 14px !important; }

  .hero { padding-top: 44px; }
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-badge { margin-top: 4px; }
  .hero-cta { justify-content: center; }
  .hero-figure { margin-top: 8px; }
  .hero-logo { width: 88px; right: 2%; bottom: 24px; }

  .section { padding: 60px 0; }

  .about-grid { grid-template-columns: 1fr; gap: 28px; }
  .policy-grid { grid-template-columns: 1fr; }
  .parts-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .flow-arrow { transform: rotate(90deg); }
  .class-info { padding: 26px 22px; }
  .info-list div { flex-direction: column; gap: 2px; }
  .info-list dt { width: auto; }

  .price-grid { grid-template-columns: 1fr; }
  .voice-grid { grid-template-columns: 1fr; }
  .principle-grid { grid-template-columns: 1fr; }
  .p-circle { width: 140px; height: 140px; }

  .pastel-price li { flex-direction: column; gap: 2px; }
}

@media (max-width: 420px) {
  .parts-grid { grid-template-columns: 1fr; }
}

/* ===== これまでのこと（年表） ===== */
.history { margin-top: 60px; }
.history-title {
  font-family: var(--font-head); font-weight: 900; font-size: 1.35rem;
  color: var(--pink-deep); text-align: center; letter-spacing: 0.08em; margin-bottom: 32px;
}
.timeline {
  list-style: none; max-width: 740px; margin: 0 auto; padding: 0; position: relative;
}
.timeline::before {
  content: ""; position: absolute; left: 12px; top: 16px; bottom: 16px; width: 2px;
  background: linear-gradient(180deg, rgba(225,76,126,.3), rgba(43,170,190,.3), rgba(245,162,75,.5));
}
.timeline li {
  position: relative; display: flex; gap: 22px; align-items: baseline; padding: 14px 0 14px 44px;
}
.timeline li::before {
  content: ""; position: absolute; left: 5px; top: 21px; width: 16px; height: 16px;
  border-radius: 50%; background: var(--white); border: 3px solid var(--pink);
  box-shadow: 0 2px 8px rgba(199, 51, 103, 0.18);
}
.timeline .tl-art::before { border-color: var(--teal); }
.timeline .tl-turn::before {
  border-color: var(--orange); width: 20px; height: 20px; left: 3px; top: 19px;
  box-shadow: 0 0 0 6px rgba(245, 162, 75, 0.16);
}
.tl-date {
  flex-shrink: 0; width: 108px; font-family: var(--font-head); font-weight: 700;
  font-size: 0.9rem; color: var(--ink-soft); letter-spacing: 0.02em;
}
.tl-text { display: flex; flex-direction: column; gap: 4px; }
.tl-text strong { font-weight: 700; font-size: 1rem; line-height: 1.65; }
.tl-text span { font-size: 0.84rem; color: var(--ink-soft); line-height: 1.6; }
.tl-turn .tl-text strong { color: var(--pink-deep); font-size: 1.06rem; }

@media (max-width: 860px) {
  .history { margin-top: 40px; }
  .timeline li { flex-direction: column; gap: 4px; padding-left: 38px; }
  .tl-date { width: auto; }
  .timeline li::before { top: 19px; }
  .timeline .tl-turn::before { top: 17px; }
}

/* パステルの文章：段落の間隔と左揃え */
.pastel-story p { text-align: left; }
.pastel-story p + p { margin-top: 16px; }