:root {
  --ink: #172231;
  --ink-soft: #203247;
  --paper: #eef5fb;
  --white: #ffffff;
  --lime: #dcecff;
  --lime-deep: #93bee7;
  --muted: #aab8c7;
  --line: rgba(255, 255, 255, 0.15);
  --line-dark: rgba(23, 34, 49, 0.15);
  --font: "Noto Sans JP", "Yu Gothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img { display: block; max-width: 100%; }

.skip-link {
  position: fixed;
  z-index: 100;
  top: 8px;
  left: 8px;
  transform: translateY(-160%);
  background: var(--lime);
  color: var(--ink);
  padding: 10px 16px;
  border-radius: 8px;
}
.skip-link:focus { transform: none; }

.site-header {
  position: absolute;
  z-index: 10;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  gap: 36px;
  min-height: 92px;
  padding: 18px clamp(20px, 5vw, 76px);
  color: var(--white);
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}
.brand { display: block; width: 112px; height: 78px; overflow: hidden; text-decoration: none; }
.brand img { width: 100%; height: 100%; object-fit: cover; }
.desktop-nav { display: flex; gap: 28px; margin-left: auto; }
.desktop-nav a {
  color: rgba(255, 255, 255, 0.84);
  font-size: 0.86rem;
  font-weight: 700;
  text-decoration: none;
}
.desktop-nav a:hover, .desktop-nav a:focus-visible { color: var(--lime); }

.line-button, .outline-button, .map-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 24px;
  border-radius: 999px;
  background: var(--lime);
  color: var(--ink);
  font-weight: 900;
  text-decoration: none;
  transition: transform 180ms ease, background 180ms ease;
}
.line-button:hover, .outline-button:hover, .map-button:hover,
.line-button:focus-visible, .outline-button:focus-visible, .map-button:focus-visible {
  background: #c5e0f8;
  transform: translateY(-2px);
}
.line-button--header { min-height: 46px; padding: 0 20px; font-size: 0.85rem; }
.line-button--large { min-height: 60px; padding: 0 32px; }

.hero {
  position: relative;
  min-height: min(820px, 94vh);
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--ink);
  color: var(--white);
}
.hero-image, .hero-shade { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-image { object-fit: cover; object-position: 52% center; }
.hero-shade { background: linear-gradient(90deg, rgba(7,8,7,.98) 0%, rgba(7,8,7,.84) 35%, rgba(7,8,7,.2) 72%, rgba(7,8,7,.1) 100%); }
.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 18%;
  background: linear-gradient(transparent, rgba(7,8,7,.46));
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  width: min(900px, 65vw);
  padding: 150px 0 86px clamp(24px, 8vw, 128px);
}
.eyebrow {
  margin: 0 0 22px;
  color: var(--lime);
  font-size: 0.77rem;
  font-weight: 900;
  letter-spacing: 0.2em;
}
.eyebrow--dark { color: #315b88; }
.hero h1 {
  margin: 0;
  font-size: clamp(2.8rem, 5.2vw, 5rem);
  line-height: 1.13;
  letter-spacing: -0.055em;
  font-weight: 900;
}
.hero-title-line { display: block; white-space: nowrap; color: var(--white); }
.hero-title-line--accent { color: #cfe5ff; }
.hero-lead { margin: 30px 0 0; color: rgba(255,255,255,.82); font-size: clamp(1rem, 1.5vw, 1.2rem); font-weight: 600; }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 38px; }
.text-link { font-weight: 800; text-decoration: none; border-bottom: 1px solid rgba(255,255,255,.6); }
.contact-note { margin: 16px 0 0; color: rgba(255,255,255,.56); font-size: .78rem; }
.hero-badge {
  position: absolute;
  z-index: 3;
  right: clamp(22px, 4vw, 66px);
  bottom: 42px;
  display: flex;
  align-items: center;
  gap: 12px;
  width: 146px;
  height: 146px;
  padding: 20px;
  border: 1px solid rgba(255,255,255,.45);
  border-radius: 50%;
  color: var(--white);
  backdrop-filter: blur(8px);
}
.hero-badge strong { font-size: 1.7rem; line-height: 1; }
.hero-badge span { font-size: .72rem; line-height: 1.45; font-weight: 900; letter-spacing: .08em; }

.student-strip {
  display: grid;
  grid-template-columns: 1.1fr 1.2fr auto;
  align-items: center;
  gap: 40px;
  padding: 38px clamp(24px, 8vw, 128px);
  background: linear-gradient(110deg, #dcecff 0%, #b9d8f5 100%);
}
.strip-kicker { font-size: .69rem; font-weight: 900; letter-spacing: .18em; }
.student-strip h2 { margin: 3px 0 0; font-size: clamp(1.25rem, 2vw, 1.8rem); line-height: 1.4; }
.student-strip p { margin: 0; font-weight: 650; }
.outline-button { background: transparent; border: 2px solid var(--ink); white-space: nowrap; }

.local-intro {
  display: grid;
  grid-template-columns: .75fr 1.25fr;
  gap: 14px 70px;
  padding: 82px clamp(24px, 8vw, 128px);
  background: #f7fbff;
  border-bottom: 1px solid var(--line-dark);
}
.local-intro .eyebrow { grid-column: 1 / -1; margin-bottom: 2px; }
.local-intro h2 { margin: 0; font-size: clamp(1.8rem, 3vw, 3.25rem); line-height: 1.35; letter-spacing: -.04em; }
.local-intro-copy { display: grid; gap: 16px; }
.local-intro-copy p { margin: 0; color: #526579; }

.section { padding: 110px clamp(24px, 8vw, 128px); }
.section--dark { background: linear-gradient(145deg, #152130 0%, #233d58 100%); color: var(--white); }
.section--light { background: var(--paper); }
.section-heading { max-width: 790px; }
.section-heading--row { max-width: none; display: flex; align-items: end; justify-content: space-between; gap: 60px; }
.section-heading h2, .line-cta h2, .access h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 4.2rem);
  line-height: 1.25;
  letter-spacing: -.045em;
}
.section-heading > p:last-child { margin: 24px 0 0; color: rgba(255,255,255,.68); font-size: 1.04rem; }
.section-heading--row > p { margin: 0 0 8px; color: #4e534d; }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 58px; }
.feature-card { min-height: 360px; padding: 34px; background: var(--ink-soft); border: 1px solid var(--line); }
.feature-card--accent { background: var(--lime); color: var(--ink); border-color: var(--lime); }
.feature-number { display: block; margin-bottom: 72px; color: var(--lime); font-size: .75rem; font-weight: 900; letter-spacing: .15em; }
.feature-card--accent .feature-number { color: var(--ink); }
.feature-card h3 { margin: 0; font-size: clamp(1.35rem, 2vw, 1.85rem); line-height: 1.45; }
.feature-card p { margin: 22px 0 0; color: rgba(255,255,255,.64); }
.feature-card--accent p { color: rgba(17,19,17,.74); }
.fine-print { margin: 28px 0 0; color: rgba(255,255,255,.48); font-size: .74rem; }
.fine-print--dark { color: #6b706a; }

.first-section { background: linear-gradient(180deg, #dcecff 0%, #edf6ff 100%); }
.reassurance-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 54px;
}
.reassurance-grid article {
  min-height: 330px;
  padding: 30px;
  background: var(--white);
  border-top: 4px solid #507da8;
}
.reassurance-grid span {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--white);
  font-size: .72rem;
  font-weight: 900;
}
.reassurance-grid h3 { margin: 48px 0 0; font-size: 1.35rem; line-height: 1.5; }
.reassurance-grid p { margin: 18px 0 0; color: #5a615a; }

.price-layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: 22px; margin-top: 54px; align-items: start; }
.price-side { display: grid; gap: 22px; }
.price-panel { background: var(--white); border: 1px solid var(--line-dark); padding: clamp(24px, 3.2vw, 48px); }
.price-panel--main { background: linear-gradient(160deg, #172638 0%, #294b6b 100%); color: var(--white); border-color: #203b55; }
.panel-title { display: flex; align-items: baseline; justify-content: space-between; padding-bottom: 24px; border-bottom: 1px solid var(--line-dark); }
.price-panel--main .panel-title { border-color: var(--line); }
.panel-title span { color: #70766e; font-size: .68rem; font-weight: 900; letter-spacing: .16em; }
.price-panel--main .panel-title span { color: var(--lime); }
.panel-title h3 { margin: 0; font-size: 1.85rem; }
.price-list { margin: 0; }
.price-list div { display: flex; justify-content: space-between; gap: 18px; padding: 15px 0; border-bottom: 1px solid var(--line-dark); }
.price-panel--main .price-list div { border-color: var(--line); }
.price-list dt, .price-list dd { margin: 0; }
.price-list dd { white-space: nowrap; font-weight: 800; }
.price-list--featured { padding: 14px 0 28px; }
.price-list--featured div { align-items: baseline; }
.price-list--featured dt { font-size: 1.06rem; font-weight: 750; }
.price-list--featured strong { color: var(--lime); font-size: 1.55rem; }
.price-panel h4 { margin: 14px 0 2px; color: var(--lime); font-size: .9rem; letter-spacing: .08em; }
.price-list--compact div { padding: 11px 0; }
.panel-copy { margin: 24px 0; color: #5d625b; }
.benefit-tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 22px; }
.benefit-tags span {
  padding: 6px 12px;
  border: 1px solid #b7cce2;
  border-radius: 999px;
  background: #eef6ff;
  color: #244766;
  font-size: .78rem;
  font-weight: 800;
}
.aroma-card { padding: clamp(28px, 4vw, 52px); background: linear-gradient(135deg, #dcecff 0%, #b8d8f4 100%); }
.aroma-card h3 { margin: 0; font-size: clamp(1.5rem, 2.3vw, 2.2rem); line-height: 1.45; }
.aroma-card p:not(.eyebrow) { margin: 24px 0; }
.service-price { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; padding: 18px 0; border-top: 1px solid rgba(17,19,17,.26); border-bottom: 1px solid rgba(17,19,17,.26); }
.service-price span { font-weight: 900; }
.service-price strong { font-size: 1.55rem; line-height: 1; }
.aroma-card .student-mini { display: inline-block; margin: 16px 0 22px !important; padding: 7px 12px; background: var(--ink); color: var(--white); font-size: .8rem; font-weight: 900; }
.retail-card { padding: clamp(28px, 4vw, 48px); background: #e8f2fc; border: 1px solid #bed3e7; }
.retail-card h3 { margin: 0; font-size: clamp(1.35rem, 2vw, 1.9rem); line-height: 1.5; }
.retail-card p:not(.eyebrow) { margin: 20px 0; color: #5d625b; }
.dark-link { display: inline-block; font-weight: 900; text-decoration: none; border-bottom: 2px solid var(--ink); }

.payment-box {
  display: grid;
  grid-template-columns: .75fr 1.8fr;
  align-items: center;
  gap: 48px;
  margin-top: 36px;
  padding: 34px 38px;
  background: #dcecff;
  border: 1px solid #bad1e7;
}
.payment-heading .eyebrow { margin-bottom: 7px; }
.payment-heading h3 { margin: 0; font-size: 1.45rem; }
.payment-list {
  display: grid;
  grid-template-columns: 1.5fr .7fr .7fr;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.payment-list li {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 82px;
  padding: 14px 18px;
  background: var(--white);
  border-left: 3px solid #507da8;
}
.payment-list strong { font-size: 1rem; }
.payment-list span { margin-top: 3px; color: #5c6f81; font-size: .75rem; font-weight: 700; }
.cancel-note { margin: 10px 2px 0; color: #69798a; font-size: .72rem; text-align: right; }

.faq-section { background: #f7fbff; }
.faq-list { display: grid; gap: 12px; margin-top: 48px; }
.faq-list details { background: var(--white); border: 1px solid var(--line-dark); }
.faq-list summary {
  position: relative;
  padding: 24px 64px 24px 28px;
  cursor: pointer;
  font-size: 1.05rem;
  font-weight: 900;
  list-style: none;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 28px; top: 50%; transform: translateY(-50%); color: #507da8; font-size: 1.45rem; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { margin: 0; padding: 0 28px 24px; color: #526579; }

.line-cta {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: clamp(30px, 5vw, 80px);
  padding: 88px clamp(24px, 8vw, 128px);
  background: linear-gradient(120deg, #172231 0%, #294b6b 100%);
  color: var(--white);
}
.line-mark { display: grid; place-items: center; width: 130px; height: 130px; background: var(--lime); color: var(--ink); border-radius: 32px; font-size: 1.2rem; font-weight: 1000; }
.line-cta h2 { font-size: clamp(2rem, 3.3vw, 3.5rem); }
.line-cta p:not(.eyebrow) { margin: 20px 0 0; color: rgba(255,255,255,.67); }

.access { display: grid; grid-template-columns: 1fr 1.1fr auto; align-items: end; gap: 44px; background: #dcecff; }
.access h2 { font-size: clamp(2rem, 3.4vw, 3.6rem); }
.reading { margin: 8px 0 0; font-size: .78rem; font-weight: 800; letter-spacing: .12em; }
.access address { font-style: normal; font-weight: 650; }
.access address small { display: inline-block; margin-top: 9px; color: #59615a; font-size: .78rem; }
.map-button { background: var(--ink); color: var(--white); }
.map-button:hover, .map-button:focus-visible { background: #303430; }

footer { display: grid; grid-template-columns: 1fr auto auto; align-items: end; gap: 36px; padding: 46px clamp(24px, 8vw, 128px); background: #142131; color: var(--white); }
footer p, footer small { margin: 0; color: rgba(255,255,255,.48); font-size: .65rem; font-weight: 800; letter-spacing: .13em; }
.brand--footer { width: 92px; height: 92px; }

.floating-line { display: none; }

@media (max-width: 980px) {
  .desktop-nav { display: none; }
  .site-header { justify-content: space-between; }
  .hero-content { width: 72vw; }
  .student-strip { grid-template-columns: 1fr 1fr; }
  .student-strip .outline-button { grid-column: 1 / -1; justify-self: start; }
  .local-intro { grid-template-columns: 1fr; }
  .local-intro .eyebrow { grid-column: auto; }
  .feature-grid { grid-template-columns: 1fr; }
  .reassurance-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-card { min-height: auto; }
  .feature-number { margin-bottom: 35px; }
  .price-layout { grid-template-columns: 1fr; }
  .payment-box { grid-template-columns: 1fr; gap: 22px; }
  .line-cta { grid-template-columns: auto 1fr; }
  .line-cta .line-button { grid-column: 2; justify-self: start; }
  .access { grid-template-columns: 1fr 1fr; }
  .access .map-button { grid-column: 2; justify-self: start; }
}

@media (max-width: 680px) {
  body { padding-bottom: 72px; }
  .site-header { min-height: 76px; padding: 13px 18px; }
  .line-button--header { display: none; }
  .brand { width: 90px; height: 63px; }
  .hero { min-height: 760px; align-items: end; }
  .hero-image { object-position: 61% center; }
  .hero-shade { background: linear-gradient(0deg, rgba(7,8,7,1) 0%, rgba(7,8,7,.83) 45%, rgba(7,8,7,.1) 100%); }
  .hero-content { width: 100%; padding: 300px 22px 110px; }
  .hero h1 { font-size: clamp(1.55rem, 7.8vw, 2.8rem); }
  .hero-lead br { display: none; }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 16px; }
  .text-link { align-self: flex-start; }
  .hero-badge { width: 100px; height: 100px; right: 18px; bottom: 20px; padding: 14px; }
  .hero-badge strong { font-size: 1.35rem; }
  .hero-badge span { font-size: .43rem; }
  .student-strip { grid-template-columns: 1fr; gap: 20px; padding: 32px 22px; }
  .student-strip .outline-button { grid-column: auto; width: 100%; }
  .local-intro { padding: 58px 22px; gap: 22px; }
  .local-intro .eyebrow { margin-bottom: -8px; }
  .section { padding: 78px 22px; }
  .section-heading--row { display: block; }
  .section-heading--row > p { margin-top: 20px; }
  .feature-grid { margin-top: 40px; }
  .feature-card { padding: 28px; }
  .reassurance-grid { grid-template-columns: 1fr; }
  .reassurance-grid article { min-height: auto; }
  .reassurance-grid h3 { margin-top: 30px; }
  .price-layout { margin-top: 36px; }
  .price-panel { padding: 25px 20px; }
  .payment-box { padding: 26px 20px; }
  .payment-list { grid-template-columns: 1fr; }
  .payment-list li { min-height: 68px; }
  .cancel-note { text-align: left; }
  .price-list--featured dt { font-size: .94rem; }
  .price-list--featured strong { font-size: 1.25rem; }
  .service-price strong { font-size: 1.25rem; }
  .line-cta { grid-template-columns: 1fr; padding: 72px 22px; }
  .line-mark { width: 84px; height: 84px; border-radius: 22px; }
  .line-cta .line-button { grid-column: auto; width: 100%; }
  .access { grid-template-columns: 1fr; gap: 26px; }
  .access .map-button { grid-column: auto; width: 100%; }
  footer { grid-template-columns: 1fr; align-items: start; gap: 22px; padding: 42px 22px; }
  .brand--footer { width: 88px; height: 88px; }
  .floating-line {
    position: fixed;
    z-index: 20;
    left: 12px;
    right: 12px;
    bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    height: 58px;
    border-radius: 999px;
    background: var(--lime);
    color: var(--ink);
    box-shadow: 0 8px 34px rgba(0,0,0,.3);
    text-decoration: none;
  }
  .floating-line span { font-size: .68rem; font-weight: 1000; }
  .floating-line strong { font-size: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}