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

:root {
  --pink: #F0508A;
  --pink-soft: #FE7AAA;
  --pink-tint: #FFF1F6;
  --text: #333;
  --line: #FFD3E2;
  --white: #fff;
  --column-max: 480px;
  --header-h: 56px;
  --font-body: "Zen Kaku Gothic New", sans-serif;
  --font-heading: "Zen Maru Gothic", sans-serif;
  --font-step: "Quicksand", sans-serif;
  --wave-svg: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 72 8' preserveAspectRatio='none'%3E%3Cpath d='M0 4 Q9 0 18 4 T36 4 T54 4 T72 4' fill='none' stroke='%23FE7AAA' stroke-width='2'/%3E%3C/svg%3E");
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding-top: var(--header-h);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
  background: var(--pink-tint);
  overflow-x: hidden;
}

body.has-sticky-entry {
  padding-bottom: 72px;
}

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

a {
  color: inherit;
}

.page-column {
  max-width: var(--column-max);
  margin: 0 auto;
  background: var(--white);
}

.section__inner {
  padding-left: 20px;
  padding-right: 20px;
}

.section__inner--center {
  text-align: center;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  background: var(--white);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

.site-header__inner {
  max-width: var(--column-max);
  margin: 0 auto;
  height: var(--header-h);
  padding: 0 16px;
  display: flex;
  align-items: center;
}

.site-header__logo img {
  height: 36px;
  width: auto;
}

/* Section headings */
.section-heading {
  margin: 0 0 20px;
  text-align: center;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 22px;
  line-height: 1.4;
  color: var(--pink);
  word-break: keep-all;
  overflow-wrap: anywhere;
}

.section-heading::after {
  content: "";
  display: block;
  width: 72px;
  height: 8px;
  margin: 10px auto 0;
  background-image: var(--wave-svg);
  background-repeat: no-repeat;
  background-size: 72px 8px;
}

/* Sections */
.section {
  padding-top: 48px;
  padding-bottom: 48px;
}

.section--white {
  background: var(--white);
}

.section--tint {
  background: var(--pink-tint);
}

.section--cta {
  background: var(--pink);
  padding-top: 48px;
  padding-bottom: 48px;
}

.section--compact {
  padding-top: 32px;
  padding-bottom: 32px;
}

/* Reveal — 最初から見える。JS が動いたあとだけフェードイン */
.js-reveal {
  opacity: 1;
  transform: none;
}

html.reveal-animate .js-reveal:not(.is-visible) {
  opacity: 1;
  transform: none;
}

html.reveal-animate .js-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html.reveal-animate .js-reveal:not(.is-visible) {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* Hero */
.hero__inner {
  padding: 24px 20px 32px;
  text-align: center;
}

.hero__host {
  margin: 0 0 16px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--pink);
}

.hero__group-logo {
  width: 200px;
  max-width: 100%;
  margin: 0 auto 16px;
}

.hero__title {
  margin: 0 0 12px;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 36px;
  line-height: 1.25;
  color: var(--pink);
  word-break: keep-all;
  overflow-wrap: anywhere;
}

.hero__lead {
  margin: 0 0 20px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--text);
  word-break: keep-all;
  overflow-wrap: anywhere;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 20px;
}

.pill {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
}

.pill--outline {
  background: var(--white);
  border: 2px solid var(--pink);
  color: var(--pink);
}

.hero__photo {
  display: block;
  width: calc(100% + 40px);
  max-width: none;
  margin: 0 -20px 20px;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 0;
}

.cta-kicker {
  margin: 0 0 12px;
  text-align: center;
  font-size: 13px;
  font-weight: 700;
  color: var(--pink);
}

.cta-kicker--light {
  color: var(--white);
}

/* Buttons */
.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  min-height: 56px;
  padding: 12px 20px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.3;
  border: none;
  cursor: pointer;
}

.btn--primary {
  background: var(--pink);
  color: var(--white);
}

.btn--inverse {
  background: var(--white);
  color: var(--pink);
}

.btn--sticky {
  min-height: 48px;
  font-size: 14px;
}

.btn__arrow {
  flex-shrink: 0;
}

/* Overview */
.overview-text {
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.75;
  text-align: center;
  overflow-wrap: anywhere;
  word-break: keep-all;
}

.qual-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.qual-tag {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--pink-tint);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
}

.qual-tag__icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* White box */
.white-box {
  background: var(--white);
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.white-box--border {
  border: 1px solid var(--line);
  box-shadow: none;
}

.group-photo {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 16px;
}

.group-logo {
  width: 160px;
  margin: 0 auto 16px;
}

.group-desc {
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.75;
  word-break: keep-all;
  line-break: strict;
  overflow-wrap: normal;
}

.group-subhead {
  margin: 20px 0 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--pink);
}

.group-subhead:first-of-type {
  margin-top: 0;
}

.song-list {
  margin: 12px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.song-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.song-item:first-child {
  border-top: none;
}

.song-item__icon {
  flex-shrink: 0;
  margin-top: 2px;
}

.song-item__text {
  flex: 1;
  min-width: 0;
}

.song-item__title {
  margin: 0 0 4px;
  font-size: 14px;
  font-weight: 700;
  word-break: keep-all;
  line-break: strict;
  overflow-wrap: normal;
}

.song-item__lyric {
  margin: 0;
  font-size: 13px;
  line-height: 1.55;
  opacity: 0.65;
  word-break: keep-all;
  line-break: strict;
  overflow-wrap: normal;
}

/* Roadmap under メンバーになったら */
.road-list {
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 16px;
}

.road-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 16px;
  border-top: 1px solid var(--line);
}

.road-list li:first-child {
  border-top: none;
}

.road-list__num {
  flex-shrink: 0;
  width: 28px;
  font-family: var(--font-step);
  font-weight: 700;
  font-size: 14px;
  line-height: 1.55;
  color: var(--pink);
}

.road-list__text {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
  word-break: keep-all;
  line-break: strict;
  overflow-wrap: normal;
}

/* Activity grid */
.activity-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.activity-lead {
  margin: -8px 0 20px;
  text-align: center;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.7;
}

.activity-note {
  margin: 16px 0 0;
  padding: 14px 16px;
  font-size: 13px;
  line-height: 1.7;
  font-weight: 400;
  text-align: left;
  background: var(--pink-tint);
  border-radius: 12px;
  word-break: keep-all;
  line-break: strict;
  overflow-wrap: normal;
}

.activity-tile {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px 12px;
  text-align: center;
}

.activity-tile__icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin: 0 auto 10px;
  border-radius: 50%;
  background: var(--pink-tint);
}

.activity-tile__label {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
}

.activity-tile__body {
  margin: 0;
  font-size: 13px;
  line-height: 1.55;
  overflow-wrap: anywhere;
  word-break: keep-all;
}

/* Diamond list */
.diamond-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.diamond-list li {
  position: relative;
  padding: 10px 0 10px 22px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.diamond-list li::before {
  content: "◆";
  position: absolute;
  left: 0;
  top: 10px;
  color: var(--pink-soft);
  font-size: 12px;
}

/* Step cards */
.step-cards {
  list-style: none;
  margin: 0;
  padding: 0;
}

.step-card {
  background: var(--white);
  border-radius: 16px;
  padding: 18px 16px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.step-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.step-card__num {
  font-family: var(--font-step);
  font-weight: 700;
  font-size: 14px;
  color: var(--pink);
}

.step-card__icon {
  display: flex;
  align-items: center;
}

.step-card__title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
}

.step-card__body {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
}

.step-divider {
  list-style: none;
  text-align: center;
  padding: 6px 0;
  font-size: 12px;
  color: var(--pink-soft);
}

/* After pass */
.after-pass {
  margin-top: 24px;
  padding: 20px 16px;
  background: var(--white);
  border: 1px solid var(--pink);
  border-radius: 12px;
  text-align: center;
}

.after-pass__label {
  display: inline-block;
  margin: 0 0 16px;
  padding: 6px 20px;
  border: 1px solid var(--pink);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  color: var(--pink);
}

.after-pass__flow {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.6;
}

.after-pass__flow li {
  overflow-wrap: anywhere;
}

.after-pass__arrow {
  padding: 4px 0;
  font-size: 14px;
  font-weight: 400;
  color: var(--pink-soft);
}

.after-pass__note {
  margin: 16px 0 0;
  font-size: 12px;
  line-height: 1.5;
}

/* Recruit dl */
.recruit-dl {
  margin: 0;
}

.recruit-dl div {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 8px 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.recruit-dl div:last-child {
  border-bottom: none;
}

.recruit-dl dt {
  margin: 0;
  font-size: 13px;
  font-weight: 700;
  color: var(--pink);
}

.recruit-dl dd {
  margin: 0;
  word-break: keep-all;
  overflow-wrap: anywhere;
  font-size: 14px;
  line-height: 1.65;
}

/* FAQ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  overflow-wrap: anywhere;
  word-break: keep-all;
}

.faq-item__mark {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--pink);
  color: var(--white);
  font-size: 14px;
  font-weight: 700;
}

.faq-item__a {
  margin: 0;
  word-break: keep-all;
  overflow-wrap: anywhere;
  padding-left: 38px;
  font-size: 14px;
  line-height: 1.65;
}

/* Entry section */
.entry-title {
  margin: 0 0 16px;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 24px;
  line-height: 1.45;
  color: var(--white);
  word-break: keep-all;
  overflow-wrap: anywhere;
}

/* Operator */
.operator-heading {
  margin: 0 0 16px;
  font-size: 15px;
  font-weight: 700;
}

.operator-dl {
  margin: 0;
}

.operator-dl div {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 4px 12px;
  padding: 8px 0;
  font-size: 13px;
  border-bottom: 1px solid var(--line);
}

.operator-dl div:last-child {
  border-bottom: none;
}

.operator-dl dt {
  margin: 0;
  opacity: 0.65;
}

.operator-dl dd {
  margin: 0;
  line-height: 1.55;
}

.operator-contact {
  margin: 20px 0 0;
  font-size: 13px;
}

.operator-contact a {
  color: var(--pink);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Footer */
.site-footer {
  background: var(--pink-tint);
  padding: 32px 20px 40px;
  text-align: center;
}

.site-footer__logo {
  height: 40px;
  width: auto;
  margin: 0 auto 12px;
}

.site-footer__copy {
  margin: 0;
  font-size: 12px;
}

/* Sticky entry bar */
.sticky-entry {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 90;
  padding: 12px 20px;
  background: var(--white);
  box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.06);
  transform: translateY(100%);
  transition: transform 0.25s ease;
}

.sticky-entry.is-visible {
  transform: translateY(0);
}

.sticky-entry[hidden] {
  display: block;
  visibility: hidden;
  pointer-events: none;
}

.sticky-entry:not([hidden]).is-visible {
  visibility: visible;
  pointer-events: auto;
}

.sticky-entry .btn {
  max-width: var(--column-max);
  margin: 0 auto;
}

@media (prefers-reduced-motion: reduce) {
  .sticky-entry {
    transition: none;
  }
}

@media (max-width: 359px) {
  .hero__title {
    font-size: 32px;
  }

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

  .recruit-dl div {
    grid-template-columns: 40px 1fr;
  }

  .operator-dl div {
    grid-template-columns: 64px 1fr;
  }
}

/* 白の節が続くときの空きを詰める */
.hero { padding-top: 0; padding-bottom: 0; }
.section--white + .section--white { padding-top: 8px; }

.nowrap { white-space: nowrap; }