:root {
  --ivory: #fffaf4;
  --paper: #fffdf9;
  --cream: #f4ece3;
  --beige: #e5d6c8;
  --pink: #c9828a;
  --pink-dark: #9f646a;
  --sage: #849982;
  --sage-light: #e8eee4;
  --greige: #756b64;
  --brown: #4f3f39;
  --gold: #b49a70;
  --white: #fff;
  --shadow: 0 18px 48px rgba(79, 63, 57, .1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--brown);
  background: var(--ivory);
  font-family: "Yu Gothic", "Hiragino Sans", "Noto Sans JP", sans-serif;
  font-size: 16px;
  line-height: 1.9;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
h1, h2, h3 {
  margin: 0;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  font-weight: 600;
  line-height: 1.55;
}
p { margin: 0 0 1.35em; }

.container { width: min(1080px, calc(100% - 40px)); margin: 0 auto; }
.narrow { width: min(850px, calc(100% - 40px)); }
.section { padding: 88px 0; }
.soft { background: var(--cream); }
.section-label {
  margin: 0 0 12px;
  color: var(--gold);
  font-family: Georgia, serif;
  font-size: 12px;
  letter-spacing: .18em;
  text-align: center;
  text-transform: uppercase;
}
.section-label::before,
.section-label::after {
  content: "";
  display: inline-block;
  width: 22px;
  height: 1px;
  margin: 0 10px 4px;
  background: currentColor;
}
.section-label.left { text-align: left; }
.section-label.left::before { display: none; }
.section-label.light { color: #ead8bf; }
h2 {
  margin-bottom: 32px;
  font-size: clamp(27px, 4vw, 40px);
  letter-spacing: .04em;
  text-align: center;
}
.section-label.left + h2 { text-align: left; }
.section-intro {
  margin: -12px auto 28px;
  color: var(--greige);
  text-align: center;
}

.site-header {
  position: fixed;
  z-index: 10;
  top: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  height: 72px;
  padding: 0 5%;
  background: rgba(255, 250, 244, .92);
  border-bottom: 1px solid rgba(180, 154, 112, .24);
  backdrop-filter: blur(14px);
}
.brand { display: flex; align-items: center; gap: 11px; line-height: 1.2; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  color: var(--white);
  background: var(--pink);
  border-radius: 50%;
  font-family: Georgia, serif;
  font-style: italic;
}
.brand b { display: block; font-family: "Yu Mincho", serif; font-size: 17px; letter-spacing: .08em; }
.brand small { display: block; margin-top: 3px; color: var(--gold); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; }
.header-button {
  padding: 9px 20px;
  color: var(--white);
  background: var(--pink-dark);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1fr);
  min-height: 92svh;
  padding-top: 72px;
  overflow: hidden;
  background: linear-gradient(100deg, var(--ivory) 0%, #f9f0ee 54%, #f2e5df 100%);
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 58px;
  background: linear-gradient(transparent, var(--ivory));
}
.hero-visual {
  order: 2;
  display: flex;
  align-items: center;
  align-self: stretch;
  min-height: calc(92svh - 72px);
  background: #f9f0ee;
}
.hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}
.hero-copy {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: min(570px, calc(100% - 48px));
  margin-left: auto;
  padding: 72px 34px 72px 0;
}
.eyebrow {
  align-self: flex-start;
  margin-bottom: 20px;
  padding: 5px 15px;
  color: var(--pink-dark);
  background: rgba(255,255,255,.72);
  border: 1px solid rgba(201, 130, 138, .24);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
}
.hero h1 {
  margin-bottom: 22px;
  font-size: clamp(38px, 5vw, 62px);
  letter-spacing: .03em;
}
.hero h1 span {
  position: relative;
  isolation: isolate;
  display: inline-block;
  color: var(--pink-dark);
}
.hero h1 span::after {
  content: "";
  position: absolute;
  z-index: -1;
  right: -4px;
  bottom: 5px;
  left: -4px;
  height: 12px;
  background: rgba(218, 177, 134, .28);
}
.hero-for {
  width: fit-content;
  margin: -8px 0 20px;
  padding-bottom: 5px;
  color: var(--greige);
  border-bottom: 1px solid rgba(133, 145, 117, .55);
  font-size: 14px;
  font-weight: 700;
}
.hero-lead {
  color: var(--pink-dark);
  font-family: "Yu Mincho", serif;
  font-size: clamp(20px, 2.2vw, 26px);
  line-height: 1.8;
}
.hero-message {
  margin-bottom: 20px;
  color: var(--sage);
  font-family: "Yu Mincho", serif;
  font-size: 21px;
  font-weight: 600;
  line-height: 1.8;
}
.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  width: min(100%, 500px);
  margin-bottom: 22px;
  background: rgba(255,255,255,.64);
  border: 1px solid rgba(180, 154, 112, .3);
  border-radius: 8px;
}
.hero-facts span {
  display: grid;
  gap: 2px;
  min-width: 0;
  padding: 12px 10px;
  color: var(--greige);
  font-size: 12px;
  text-align: center;
}
.hero-facts span + span { border-left: 1px solid rgba(180, 154, 112, .25); }
.hero-facts b {
  color: var(--brown);
  font-family: "Yu Mincho", serif;
  font-size: 20px;
}
.hero-note {
  margin: 12px 0 0;
  color: var(--greige);
  font-size: 12px;
}
.primary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-width: 260px;
  min-height: 60px;
  padding: 12px 30px;
  color: var(--white);
  background: var(--pink-dark);
  border: 0;
  border-radius: 999px;
  box-shadow: 0 14px 30px rgba(158, 98, 105, .24);
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.primary-button::after {
  content: "→";
  margin-left: 12px;
  font-size: 18px;
}
.primary-button:hover {
  background: #956068;
  box-shadow: 0 18px 34px rgba(158, 98, 105, .32);
  transform: translateY(-2px);
}
.outcome-strip {
  padding: 26px 24px;
  color: var(--brown);
  background: var(--sage-light);
  border-top: 1px solid rgba(133,145,117,.18);
  border-bottom: 1px solid rgba(133,145,117,.18);
  text-align: center;
}
.outcome-strip p {
  margin: 0 auto;
  font-family: "Yu Mincho", serif;
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.8;
}
.outcome-strip span {
  margin-right: 8px;
  color: var(--pink-dark);
  font-size: 1.22em;
  font-weight: 700;
}
.mobile-apply { display: none; }

.check-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.check-grid p,
.recommend-list span,
.bonus-list p {
  position: relative;
  margin: 0;
  padding: 18px 18px 18px 46px;
  background: var(--paper);
  border: 1px solid rgba(180, 154, 112, .24);
  border-radius: 8px;
  box-shadow: 0 10px 28px rgba(79, 63, 57, .05);
}
.check-grid p::before,
.recommend-list span::before,
.bonus-list p::before {
  content: "✓";
  position: absolute;
  left: 18px;
  color: var(--sage);
  font-weight: 700;
}

.message-section {
  color: var(--white);
  background: #8b7770;
}
.message-box {
  width: min(840px, calc(100% - 40px));
  padding: 58px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.24);
  border-radius: 8px;
  text-align: center;
}
.message-box h2 { color: var(--white); }
.message-text {
  color: #fff8f2;
  font-family: "Yu Mincho", serif;
  font-size: 20px;
  line-height: 2;
}
.message-text strong { color: #ffe4e6; font-weight: 600; }

.learn-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 12px;
}
.learn-grid article {
  min-height: 160px;
  padding: 24px 14px;
  background: var(--paper);
  border: 1px solid rgba(132, 153, 130, .25);
  border-radius: 8px;
  text-align: center;
}
.learn-grid span {
  display: block;
  margin-bottom: 12px;
  color: var(--gold);
  font-family: Georgia, serif;
  font-size: 18px;
  font-style: italic;
}
.learn-grid p {
  margin: 0;
  font-family: "Yu Mincho", serif;
  font-size: 16px;
  line-height: 1.7;
}

.lesson-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.lesson-grid article {
  padding: 34px 30px;
  background: var(--paper);
  border: 1px solid rgba(180, 154, 112, .26);
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.lesson-number {
  width: fit-content;
  margin-bottom: 16px;
  padding: 3px 14px;
  color: var(--white);
  background: var(--sage);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
}
.lesson-grid h3 { margin-bottom: 16px; color: var(--pink-dark); font-size: 22px; }
.lesson-grid ul,
.lesson-grid ol {
  margin: 0;
  padding-left: 1.3em;
  color: var(--greige);
}
.step-list p {
  margin: 0 0 12px;
  color: var(--greige);
}
.step-list span {
  display: block;
  color: var(--gold);
  font-family: Georgia, serif;
  font-size: 12px;
  letter-spacing: .12em;
}

.teacher-inner {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 48px;
  align-items: center;
}
.teacher-photo {
  padding: 16px;
  background: var(--paper);
  border: 1px solid rgba(180, 154, 112, .26);
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.teacher-photo img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center 28%;
  border-radius: 6px;
}
.teacher-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
}
.teacher-tags span {
  padding: 5px 12px;
  color: var(--pink-dark);
  background: rgba(255,255,255,.74);
  border: 1px solid rgba(201,130,138,.22);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
}
.teacher-copy h2 small {
  display: inline-block;
  color: var(--greige);
  font-family: "Yu Gothic", "Hiragino Kaku Gothic ProN", sans-serif;
  font-size: .48em;
  font-weight: 500;
}
.teacher-copy p { color: var(--greige); }

.recommend-list,
.bonus-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.recommend-list span { display: block; }

.overview-list {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
  margin: 0;
}
.overview-list div {
  min-height: 145px;
  padding: 24px 18px;
  background: var(--paper);
  border: 1px solid rgba(180, 154, 112, .26);
  border-radius: 8px;
  text-align: center;
}
.overview-list dt {
  margin-bottom: 12px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
}
.overview-list dd {
  margin: 0;
  font-family: "Yu Mincho", serif;
  font-size: 18px;
  line-height: 1.7;
}

.bonus { background: var(--sage-light); }
.bonus-list p {
  min-height: 90px;
  font-family: "Yu Mincho", serif;
  font-size: 18px;
}

.voice-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.voice-grid article {
  min-height: 150px;
  padding: 28px 22px;
  background: var(--paper);
  border: 1px solid rgba(180, 154, 112, .26);
  border-radius: 8px;
  box-shadow: 0 10px 28px rgba(79, 63, 57, .05);
}
.voice-grid p {
  margin: 0;
  color: var(--greige);
  font-family: "Yu Mincho", serif;
}

.library {
  text-align: center;
  background: var(--ivory);
}
.library p {
  color: var(--greige);
  font-family: "Yu Mincho", serif;
  font-size: 20px;
}

.apply {
  color: var(--white);
  background: #9f7171;
}
.apply-box {
  width: min(760px, calc(100% - 40px));
  padding: 58px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.26);
  border-radius: 8px;
  text-align: center;
}
.apply h2 { color: var(--white); }
.apply-lead { color: #fff4ec; font-family: "Yu Mincho", serif; font-size: 21px; }
.apply-button {
  width: min(100%, 520px);
  margin-top: 30px;
  background: var(--sage);
  box-shadow: 0 14px 30px rgba(67, 84, 66, .24);
}
.form-note {
  margin: 14px 0 0;
  color: #fff4ec;
  font-size: 13px;
}

.site-footer {
  padding: 26px 20px;
  color: var(--greige);
  background: var(--ivory);
  text-align: center;
}
.site-footer p { margin: 0; font-size: 13px; }

.thanks-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background: var(--cream);
}
.thanks-card {
  width: min(620px, 100%);
  padding: 58px 42px;
  background: var(--paper);
  border-radius: 8px;
  box-shadow: var(--shadow);
  text-align: center;
}
.thanks-card h1 {
  margin-bottom: 18px;
  font-size: clamp(30px, 6vw, 44px);
}
.thanks-card p:not(.section-label) { color: var(--greige); }
.thanks-card .primary-button { margin: 8px auto 0; }

@media (max-width: 980px) {
  .hero {
    display: flex;
    flex-direction: column;
    min-height: auto;
  }
  .hero-visual {
    order: 0;
    min-height: auto;
    aspect-ratio: auto;
  }
  .hero-copy {
    width: min(680px, calc(100% - 40px));
    margin: 0 auto;
    padding: 30px 0 54px;
  }
  .learn-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .lesson-grid,
  .teacher-inner,
  .overview-list,
  .voice-grid {
    grid-template-columns: 1fr;
  }
  .overview-list div { min-height: auto; }
}

@media (max-width: 640px) {
  body { padding-bottom: 76px; font-size: 15px; }
  .site-header { height: 66px; padding: 0 16px; }
  .brand-mark { width: 34px; height: 34px; }
  .brand b { font-size: 15px; }
  .brand small { font-size: 9px; }
  .header-button { padding: 8px 12px; font-size: 12px; }
  .hero { padding-top: 66px; }
  .hero h1 { font-size: 35px; }
  .hero-for { font-size: 13px; }
  .hero-lead { font-size: 18px; }
  .hero-message { font-size: 18px; }
  .hero-facts b { font-size: 17px; }
  .hero-facts span { padding: 10px 5px; font-size: 10px; }
  .outcome-strip { padding: 22px 20px; }
  .section { padding: 68px 0; }
  h2 { font-size: 28px; }
  .check-grid,
  .learn-grid,
  .recommend-list,
  .bonus-list {
    grid-template-columns: 1fr;
  }
  .message-box,
  .lesson-grid article,
  .apply-box,
  .thanks-card {
    padding: 30px 22px;
  }
  .message-text { font-size: 18px; }
  .primary-button { width: 100%; min-width: 0; }
  .mobile-apply {
    position: fixed;
    z-index: 20;
    right: 10px;
    bottom: 8px;
    left: 10px;
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    min-height: 62px;
    padding: 9px 16px;
    color: var(--white);
    background: rgba(146, 91, 99, .97);
    border: 1px solid rgba(255,255,255,.42);
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(78, 52, 52, .28);
  }
  .mobile-apply span { font-size: 10px; }
  .mobile-apply strong { font-size: 14px; }
}