:root {
  --ink: #201821;
  --muted: #655d68;
  --paper: #fffdf9;
  --soft: #f8f3f0;
  --line: #e7ddd8;
  --plum: #6e2a84;
  --plum-deep: #2b1733;
  --berry: #a83e6c;
  --teal: #0d7a7a;
  --gold: #c98b2d;
  --shadow: 0 20px 60px rgba(43, 23, 51, .12);
  --radius: 8px;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;
  line-height: 1.75;
  letter-spacing: 0;
}

body.nav-open {
  overflow: hidden;
}

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

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

button,
input,
textarea,
select {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(231, 221, 216, .86);
  background: rgba(255, 253, 249, .92);
  backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1180px, calc(100% - 40px));
  min-height: 76px;
  margin: 0 auto;
  gap: 20px;
}

.brand {
  display: grid;
  gap: 0;
  font-weight: 800;
  line-height: 1.25;
}

.brand small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.brand span {
  font-size: 18px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 22px;
  color: #3a313d;
  font-size: 14px;
  font-weight: 700;
}

.nav a {
  border-bottom: 2px solid transparent;
}

.nav a:hover {
  border-color: var(--gold);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  content: "";
}

.nav-toggle span::before {
  transform: translateY(-6px);
}

.nav-toggle span::after {
  transform: translateY(4px);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 800;
  line-height: 1.25;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--plum);
  color: #fff;
  box-shadow: 0 14px 28px rgba(110, 42, 132, .22);
}

.btn-secondary {
  border-color: rgba(110, 42, 132, .35);
  background: #fff;
  color: var(--plum);
}

.btn-teal {
  background: var(--teal);
  color: #fff;
  box-shadow: 0 14px 28px rgba(13, 122, 122, .18);
}

.icon {
  width: 1.05em;
  height: 1.05em;
  margin-left: .45em;
  flex: 0 0 auto;
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: 760px;
  background: #fbf7f2;
}

.hero::after {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(105deg, rgba(255,253,249,.97) 0%, rgba(255,253,249,.9) 42%, rgba(255,253,249,.18) 66%, rgba(255,253,249,0) 100%);
  content: "";
  pointer-events: none;
}

.hero-photo {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  align-items: center;
  width: min(1180px, calc(100% - 40px));
  min-height: 760px;
  margin: 0 auto;
  padding: 82px 0 72px;
}

.hero-content {
  max-width: 680px;
}

.eyebrow {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 6px 13px;
  border: 1px solid rgba(110, 42, 132, .18);
  border-radius: 999px;
  background: rgba(255, 255, 255, .74);
  color: var(--plum);
  font-size: 13px;
  font-weight: 800;
}

.hero h1 {
  margin: 0;
  font-size: clamp(42px, 5vw, 72px);
  line-height: 1.13;
  letter-spacing: 0;
}

.hero .lead {
  max-width: 620px;
  margin: 28px 0 0;
  color: #463d49;
  font-size: clamp(17px, 1.7vw, 21px);
  font-weight: 500;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 38px;
}

.notice {
  max-width: 620px;
  margin-top: 28px;
  padding: 18px 20px;
  border: 1px solid rgba(110, 42, 132, .14);
  border-left: 5px solid var(--teal);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .82);
  color: #3f3445;
  font-weight: 700;
}

.section {
  padding: 92px 0;
}

.section.alt {
  background: var(--soft);
}

.section.dark {
  background: var(--plum-deep);
  color: #fff;
}

.container {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 760px) auto;
  align-items: end;
  gap: 30px;
  margin-bottom: 38px;
}

.section-kicker {
  margin: 0 0 10px;
  color: var(--berry);
  font-size: 13px;
  font-weight: 900;
}

.dark .section-kicker {
  color: #f4c269;
}

h2 {
  margin: 0;
  font-size: clamp(30px, 3vw, 44px);
  line-height: 1.26;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  font-size: 21px;
  line-height: 1.38;
}

.section-lead {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 17px;
}

.dark .section-lead {
  color: rgba(255,255,255,.78);
}

.point-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.point-card,
.work-card,
.welcome-card,
.environment-card,
.flow-card,
.faq-item,
.income-card,
.genre-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.point-card {
  min-height: 188px;
  padding: 22px;
}

.point-label {
  color: var(--teal);
  font-size: 13px;
  font-weight: 900;
}

.point-card strong {
  display: block;
  margin-top: 12px;
  font-size: 20px;
  line-height: 1.35;
}

.point-card p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.assurance-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  align-items: stretch;
  gap: 32px;
}

.check-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.check-item {
  display: flex;
  align-items: center;
  min-height: 58px;
  padding: 14px 16px;
  border: 1px solid rgba(13, 122, 122, .18);
  border-radius: var(--radius);
  background: #fff;
  color: #332936;
  font-weight: 800;
}

.check-item::before {
  display: grid;
  width: 24px;
  height: 24px;
  margin-right: 10px;
  place-items: center;
  border-radius: 50%;
  background: rgba(13, 122, 122, .1);
  color: var(--teal);
  content: "✓";
  flex: 0 0 auto;
  font-size: 14px;
  font-weight: 900;
}

.photo-panel {
  position: relative;
  overflow: hidden;
  display: grid;
  min-height: 360px;
  margin: 0;
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
}

.photo-panel img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
}

.photo-panel figcaption {
  position: absolute;
  inset: auto 18px 18px 18px;
  padding: 14px 16px;
  border-radius: var(--radius);
  background: rgba(255,255,255,.88);
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
}

.pay-box {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 42px;
  align-items: center;
}

.pay-card {
  padding: 34px;
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
}

.pay-card .label {
  color: var(--plum);
  font-weight: 900;
  text-align: center;
}

.pay-card .amount {
  margin: 8px 0 22px;
  color: var(--plum-deep);
  font-size: clamp(52px, 6vw, 76px);
  font-weight: 900;
  line-height: 1;
  text-align: center;
}

.pay-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.pay-list div {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.pay-list dt {
  color: var(--berry);
  font-weight: 900;
}

.pay-list dd {
  margin: 0;
  font-weight: 800;
}

.income-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 34px;
}

.income-card {
  padding: 20px;
  border-color: rgba(255,255,255,.18);
  background: rgba(255,255,255,.08);
  color: #fff;
}

.income-card span {
  color: rgba(255,255,255,.7);
  font-size: 13px;
  font-weight: 700;
}

.income-card strong {
  display: block;
  margin-top: 6px;
  color: #f4c269;
  font-size: 24px;
  line-height: 1.25;
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.work-card {
  padding: 24px;
}

.work-card .num {
  color: var(--gold);
  font-size: 13px;
  font-weight: 900;
}

.work-card p {
  margin: 12px 0 0;
  color: var(--muted);
}

.welcome-grid,
.environment-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.welcome-card,
.environment-card {
  min-height: 88px;
  padding: 18px;
  color: #332936;
  font-weight: 800;
}

.environment-card p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.lesson-photo {
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 18px 46px rgba(43, 23, 51, .08);
}

.lesson-photo img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.lesson-photo figcaption {
  display: grid;
  gap: 6px;
  padding: 18px;
}

.lesson-photo strong {
  font-size: 18px;
  line-height: 1.4;
}

.lesson-photo span {
  color: var(--muted);
  font-size: 14px;
}

.style-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.style-item {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.style-item strong {
  display: block;
  color: var(--plum);
  font-size: 18px;
}

.style-item p {
  margin: 8px 0 0;
  color: var(--muted);
}

.requirements {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.req-row {
  display: grid;
  grid-template-columns: 210px 1fr;
  border-bottom: 1px solid var(--line);
}

.req-row:last-child {
  border-bottom: 0;
}

.req-row dt,
.req-row dd {
  margin: 0;
  padding: 18px 22px;
}

.req-row dt {
  background: #f5ede8;
  color: #463d49;
  font-weight: 900;
}

.req-row dd {
  color: #332936;
  font-weight: 650;
}

.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.flow-card {
  position: relative;
  padding: 22px;
}

.flow-card .step {
  color: var(--teal);
  font-weight: 900;
}

.flow-card p {
  margin: 10px 0 0;
  color: var(--muted);
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-item {
  overflow: hidden;
}

.faq-button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 22px;
  border: 0;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  font-weight: 900;
  text-align: left;
}

.faq-button::after {
  width: 26px;
  height: 26px;
  margin-left: 18px;
  border-radius: 50%;
  background: #f5ede8;
  color: var(--plum);
  content: "+";
  flex: 0 0 auto;
  line-height: 26px;
  text-align: center;
}

.faq-item.open .faq-button::after {
  content: "-";
}

.faq-answer {
  display: none;
  padding: 0 22px 20px;
  color: var(--muted);
}

.faq-item.open .faq-answer {
  display: block;
}

.cta-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  padding: 42px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--plum-deep), #173f43);
  color: #fff;
}

.cta-panel p {
  margin: 12px 0 0;
  color: rgba(255,255,255,.78);
}

.form-placeholder {
  display: grid;
  min-height: 420px;
  place-items: center;
  padding: 36px;
  border: 2px dashed rgba(110, 42, 132, .28);
  border-radius: var(--radius);
  background: #fff;
  text-align: center;
}

.form-placeholder strong {
  display: block;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.25;
}

.form-placeholder p {
  max-width: 620px;
  margin: 14px auto 0;
  color: var(--muted);
}

.entry-form {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 18px 46px rgba(43, 23, 51, .08);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.form-field {
  display: grid;
  gap: 8px;
}

.form-field span,
.form-field legend,
.privacy-check span {
  color: #332936;
  font-weight: 800;
}

.form-field em {
  display: inline-flex;
  margin-left: 6px;
  padding: 1px 7px;
  border-radius: 999px;
  background: rgba(168, 62, 108, .1);
  color: var(--berry);
  font-size: 11px;
  font-style: normal;
  font-weight: 900;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  border: 1px solid #d9cec9;
  border-radius: var(--radius);
  background: #fffdf9;
  color: var(--ink);
  outline: none;
}

.form-field input,
.form-field select {
  min-height: 52px;
  padding: 12px 14px;
}

.form-field textarea {
  min-height: 180px;
  padding: 14px;
  resize: vertical;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--plum);
  box-shadow: 0 0 0 4px rgba(110, 42, 132, .1);
}

.form-field-wide {
  margin-top: 18px;
}

.area-field {
  margin-right: 0;
  margin-left: 0;
  padding: 0;
  border: 0;
}

.area-field legend {
  padding: 0;
}

.checkbox-group {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.checkbox-option {
  display: flex;
  align-items: center;
  min-height: 52px;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid #d9cec9;
  border-radius: var(--radius);
  background: #fffdf9;
  cursor: pointer;
}

.checkbox-option:focus-within {
  border-color: var(--plum);
  box-shadow: 0 0 0 4px rgba(110, 42, 132, .1);
}

.checkbox-option:has(input:checked) {
  border-color: rgba(110, 42, 132, .55);
  background: rgba(110, 42, 132, .06);
}

.checkbox-option input {
  width: 20px;
  height: 20px;
  min-height: auto;
  margin: 0;
  padding: 0;
  accent-color: var(--plum);
  flex: 0 0 auto;
}

.checkbox-option input:focus {
  box-shadow: none;
}

.checkbox-option span {
  min-width: 0;
}

.area-other-field {
  margin-top: 4px;
}

.privacy-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 20px;
}

.privacy-check input {
  width: 20px;
  height: 20px;
  margin-top: 5px;
  accent-color: var(--plum);
  flex: 0 0 auto;
}

.form-submit {
  margin-top: 24px;
}

.hp-field {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.result-page {
  min-height: 100vh;
  padding: 72px 0;
  background: var(--soft);
}

.result-card {
  width: min(760px, calc(100% - 40px));
  margin: 0 auto;
  padding: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
}

.result-card h1 {
  margin: 0;
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1.25;
}

.result-card p {
  color: var(--muted);
}

.result-list {
  display: grid;
  gap: 8px;
  margin: 22px 0;
  padding: 0;
  list-style: none;
}

.result-list li {
  padding: 12px 14px;
  border-radius: var(--radius);
  background: #fbf7f2;
  color: #3f3445;
  font-weight: 700;
}

.footer {
  padding: 36px 0;
  border-top: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
  font-size: 13px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.genre-hero {
  min-height: 100vh;
  padding: 72px 0;
  background: #fbf7f2;
}

.genre-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-top: 34px;
}

.genre-card {
  overflow: hidden;
}

.genre-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.genre-card div {
  padding: 20px;
}

.genre-card p {
  color: var(--muted);
}

.fixed-cta {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 15;
  display: none;
}

@media (max-width: 1020px) {
  .nav-toggle {
    display: grid;
  }

  .nav {
    position: fixed;
    inset: 76px 0 auto 0;
    display: none;
    padding: 22px 20px 28px;
    border-bottom: 1px solid var(--line);
    background: rgba(255, 253, 249, .98);
    box-shadow: var(--shadow);
    flex-direction: column;
    align-items: stretch;
  }

  body.nav-open .nav {
    display: flex;
  }

  .hero {
    min-height: auto;
  }

  .hero::after {
    background: linear-gradient(180deg, rgba(255,253,249,.95), rgba(255,253,249,.9) 54%, rgba(255,253,249,.22));
  }

  .hero-photo {
    object-position: center top;
  }

  .hero-inner {
    min-height: 720px;
    align-items: end;
    padding-top: 330px;
  }

  .section-head,
  .assurance-layout,
  .pay-box,
  .cta-panel {
    grid-template-columns: 1fr;
  }

  .point-grid,
  .work-grid,
  .welcome-grid,
  .environment-grid,
  .photo-grid,
  .style-grid,
  .flow-grid,
  .genre-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .point-grid {
    gap: 12px;
  }

  .pay-card {
    max-width: 520px;
  }
}

@media (max-width: 680px) {
  .header-inner,
  .container,
  .footer-inner {
    width: min(100% - 28px, 1180px);
  }

  .brand span {
    font-size: 15px;
  }

  .section {
    padding: 64px 0;
  }

  .hero-inner {
    width: min(100% - 28px, 1180px);
    min-height: 700px;
    padding: 300px 0 42px;
  }

  .hero-actions,
  .cta-panel {
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }

  .point-grid,
  .check-list,
  .work-grid,
  .welcome-grid,
  .environment-grid,
  .photo-grid,
  .style-grid,
  .income-grid,
  .flow-grid,
  .genre-list {
    grid-template-columns: 1fr;
  }

  .req-row {
    grid-template-columns: 1fr;
  }

  .req-row dt,
  .req-row dd {
    padding: 14px 16px;
  }

  .pay-card,
  .cta-panel,
  .entry-form,
  .result-card {
    padding: 24px;
  }

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

  .checkbox-group {
    grid-template-columns: 1fr;
  }

  .pay-list div {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .footer-inner {
    flex-direction: column;
  }

  .fixed-cta {
    display: block;
    left: 18px;
  }
}