/* ===== 基本設定 ===== */
:root {
  --navy: #1b3a5c;
  --text: #26343f;
  --text-weak: #5b6b78;
  --blue: #2e6fb7;
  --blue-strong: #1f5a9e;
  --yellow: #ffe45c;
  --bg-tint: #f4f8fb;
  --white: #ffffff;
  --font: "Noto Sans JP", sans-serif;
  --font-en: "Inter", "Noto Sans JP", sans-serif;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.9;
  font-size: 16px;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
}

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

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

h1, h2, h3 { color: var(--navy); line-height: 1.5; }

strong { font-weight: 700; }

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

/* 黄色マーカー（文字の下半分のみ） */
.marker {
  background: linear-gradient(transparent 58%, var(--yellow) 58%);
  font-weight: 700;
}

/* ===== ボタン ===== */
.btn {
  display: inline-block;
  font-weight: 700;
  border-radius: 6px;
  text-align: center;
  transition: opacity 0.2s ease, transform 0.2s ease;
  white-space: nowrap;
}
.btn:hover { opacity: 0.85; transform: translateY(-1px); }

.btn--primary {
  background: var(--blue-strong);
  color: var(--white);
  padding: 18px 44px;
  font-size: 17px;
}
.btn--ghost {
  color: var(--blue-strong);
  padding: 18px 36px;
  font-size: 16px;
}
.btn--ghost::after { content: " →"; }
.btn--small {
  background: var(--blue-strong);
  color: var(--white);
  padding: 10px 24px;
  font-size: 14px;
}
.btn--small.btn--ghost {
  background: transparent;
  color: var(--blue-strong);
  border: 1.5px solid var(--blue-strong);
  padding: 8.5px 20px;
}
.btn--small.btn--ghost::after { content: none; }
.btn--large { padding: 20px 56px; font-size: 18px; }

.btn-wrap {
  position: relative;
  display: inline-block;
}
.btn-wrap .badge-ima {
  position: absolute;
  top: -12px;
  left: -10px;
  background: #ff3c3c;
  color: #fff;
  font-size: 11px;
  font-weight: 900;
  padding: 3px 8px;
  border-radius: 4px;
  letter-spacing: 0.05em;
  white-space: nowrap;
  pointer-events: none;
  box-shadow: 0 2px 6px rgba(255,60,60,0.35);
  transform: rotate(-6deg);
  z-index: 1;
}

/* ===== ヘッダー ===== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  z-index: 100;
  transition: box-shadow 0.3s ease;
}
.header.is-scrolled { box-shadow: 0 1px 0 rgba(27, 58, 92, 0.1); }

.header__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 32px;
  display: flex;
  align-items: center;
  gap: 40px;
}
.header__logo {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 24px;
  color: var(--navy);
}
.header__nav {
  display: flex;
  gap: 28px;
  margin-left: auto;
}
.header__nav a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
}
.header__nav a:hover { color: var(--blue-strong); }

/* ===== ヒーロー ===== */
.hero {
  padding: 170px 32px 100px;
  overflow: hidden;
}
.hero__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  align-items: center;
  gap: 40px;
}
.nowrap { display: inline-block; }

.hero__title {
  font-size: clamp(32px, 4.2vw, 52px);
  font-weight: 900;
  letter-spacing: 0.03em;
  margin-bottom: 32px;
}
.hero__lead {
  font-size: 19px;
  margin-bottom: 12px;
}
.hero__sub {
  font-size: 16px;
  color: var(--text-weak);
  margin-bottom: 40px;
}
.hero__actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.hero__note {
  margin-top: 18px;
  font-size: 13px;
  color: var(--text-weak);
}
.hero__visual img {
  width: 100%;
  margin: 0 auto;
  transform: scale(1.45);
}

/* ===== セクション共通 ===== */
.section { padding: 130px 32px; }
.section--tint { background: var(--bg-tint); }

.section__inner { max-width: 1080px; margin: 0 auto; }
.section__inner--narrow { max-width: 800px; }
.form-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
}
.form-section__embed {
  display: block;
  width: 100%;
  max-width: 640px;
  height: 1928px;
  border: 0;
}

.section__label {
  font-family: var(--font-en);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 12px;
}
.section__title {
  font-size: clamp(28px, 3.6vw, 40px);
  font-weight: 900;
  margin-bottom: 28px;
}
.section__lead {
  font-size: 17px;
  max-width: 760px;
  margin-bottom: 72px;
}

/* ===== お悩み ===== */
.problem__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}
.problem__item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: center 20%;
  border-radius: 8px;
}
.problem__item h3 {
  font-size: 20px;
  margin: 18px 0 8px;
}
.problem__item figcaption p {
  font-size: 15px;
  color: var(--text-weak);
}

.problem__closing {
  margin-top: 88px;
  text-align: center;
  font-size: 20px;
  font-weight: 700;
  color: var(--navy);
  line-height: 2.2;
}

/* ===== 仕組み図（出品者 → Lapsell → ファン） ===== */
.scheme {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 12px;
  max-width: 860px;
  margin: 0 auto 130px;
  text-align: center;
}
.scheme__icon {
  width: 46px;
  height: 46px;
  margin: 0 auto;
  color: var(--blue);
}
.scheme__icon svg { width: 100%; height: 100%; }
.scheme__node h3 { font-size: 19px; margin: 14px 0 6px; }
.scheme__node > p {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.7;
}
.scheme__core {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: var(--navy);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
}
.scheme__core span {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 22px;
  color: var(--white);
}
.scheme__core small {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
}
.scheme__arrow {
  width: 64px;
  height: 2px;
  background: #c3d3e2;
  position: relative;
}
.scheme__arrow::after {
  content: "";
  position: absolute;
  right: -2px; top: -5px;
  border-left: 11px solid #c3d3e2;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
}

/* ===== Lapsellとは ===== */
.about__points {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  margin-bottom: 130px;
}
.about__point h3 {
  font-size: 20px;
  margin-bottom: 10px;
}
.about__subtitle {
  text-align: center;
  font-size: clamp(22px, 2.8vw, 30px);
  font-weight: 900;
  margin-bottom: 20px;
}
.about__subtitle--merit { margin-top: 130px; }
.about__howlead {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}
.about__point h3::before {
  content: "";
  display: inline-block;
  width: 12px; height: 12px;
  background: var(--yellow);
  border-radius: 50%;
  margin-right: 12px;
  vertical-align: 2px;
}
.about__point p { color: var(--text-weak); }

/* アップロード画面モック（zoomで全体を1/2表示） */
.uploader {
  max-width: 860px;
  margin: 0 auto;
  position: relative;
  zoom: 0.5;
}
.uploader__window {
  background: var(--white);
  border: 1px solid #e3e9ef;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 30px 70px -35px rgba(27, 58, 92, 0.3);
}
.uploader__bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 14px 20px;
  border-bottom: 1px solid #eef2f6;
}
.uploader__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #e3e9ef;
}
.uploader__bartitle {
  margin-left: 10px;
  font-size: 13px;
  font-weight: 700;
  color: var(--navy);
}
.uploader__badge {
  margin-left: auto;
  font-size: 11px;
  font-weight: 700;
  color: #1a7f37;
  background: #e6f6ea;
  padding: 4px 12px;
  border-radius: 999px;
}

.uploader__preview {
  position: relative;
  aspect-ratio: 21 / 9;
}
.uploader__preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}
.uploader__play {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
}
.uploader__play::after {
  content: "";
  position: absolute;
  left: 54%; top: 50%;
  transform: translate(-50%, -50%);
  border-left: 18px solid var(--navy);
  border-top: 11px solid transparent;
  border-bottom: 11px solid transparent;
}
.uploader__timestamp {
  position: absolute;
  left: 14px; bottom: 12px;
  background: rgba(0, 0, 0, 0.55);
  color: var(--white);
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
}

.uploader__timeline { padding: 18px 20px 4px; }
.uploader__frames {
  position: relative;
  display: flex;
  gap: 2px;
  height: 64px;
  border-radius: 8px;
  overflow: hidden;
}
.uploader__frames img {
  flex: 1;
  min-width: 0;
  height: 100%;
  object-fit: cover;
}
.uploader__segment {
  position: absolute;
  top: 0; bottom: 0;
  border: 3px solid var(--yellow);
  border-radius: 8px;
  background: rgba(255, 228, 92, 0.16);
}
.uploader__segment span {
  position: absolute;
  top: -3px; left: -3px;
  width: 19px;
  height: 19px;
  display: grid;
  place-items: center;
  background: var(--yellow);
  color: var(--navy);
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 11px;
  border-radius: 6px 0 8px 0;
}
.uploader__segment--warn {
  border-color: #e5484d;
  background: rgba(229, 72, 77, 0.16);
}
.uploader__segment--warn span {
  background: #e5484d;
  color: var(--white);
}
.uploader__ticks {
  display: flex;
  justify-content: space-between;
  padding: 8px 2px 0;
  font-family: var(--font-en);
  font-size: 10px;
  color: #9aa8b4;
}

.uploader__ai {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 20px 4px;
  font-size: 14px;
  font-weight: 500;
  color: var(--navy);
}
.uploader__ai span {
  background: var(--navy);
  color: var(--white);
  font-family: var(--font-en);
  font-size: 10px;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 4px;
  flex-shrink: 0;
}

.uploader__clips {
  list-style: none;
  display: grid;
  gap: 10px;
  padding: 14px 20px 20px;
}
.clip {
  display: grid;
  grid-template-columns: 84px 1fr auto auto;
  align-items: center;
  gap: 16px;
  padding: 10px 14px;
  border: 1px solid #eef2f6;
  border-radius: 10px;
}
.clip--sold {
  background: #fffdf0;
  border-color: #f1e5ac;
}
.clip__thumb {
  width: 84px;
  height: 52px;
  object-fit: cover;
  border-radius: 6px;
}
.clip__no {
  font-size: 11px;
  color: #9aa8b4;
  margin-bottom: 2px;
}
.clip__title {
  font-size: 14px;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.5;
}
.clip__price {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 16px;
  color: var(--navy);
}
.clip__state {
  font-size: 12px;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 999px;
  background: #eaf1f8;
  color: var(--blue-strong);
  white-space: nowrap;
}
.clip__state--sold {
  background: var(--yellow);
  color: var(--navy);
}

/* 炎上警告 */
.clip--warn {
  grid-template-columns: 84px 1fr auto;
  background: #fff6f6;
  border-color: #f0c4c6;
}
.clip__warnicon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #e5484d;
  color: var(--white);
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 16px;
  display: grid;
  place-items: center;
  justify-self: center;
}
.clip--warn .clip__title { color: #b3282d; }
.clip__state--warn {
  background: #fde8e9;
  color: #b3282d;
}

.flow__closing {
  margin-top: 72px;
  text-align: center;
  font-size: 20px;
  font-weight: 700;
  color: var(--navy);
  line-height: 2.2;
}

/* ===== 二次流通 ===== */
.resale {
  max-width: 860px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
}
.resale__node { text-align: center; }
.resale__who {
  font-size: 19px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 6px;
}
.resale__desc { font-size: 14px; color: var(--text-weak); }

.resale__arrow {
  position: relative;
  width: 180px;
  height: 2px;
  background: var(--blue);
}
.resale__arrow::after {
  content: "";
  position: absolute;
  right: -2px; top: -5px;
  border-left: 12px solid var(--blue);
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
}
.resale__arrow-label {
  position: absolute;
  left: 50%; bottom: 12px;
  transform: translateX(-50%);
  white-space: nowrap;
  font-size: 13px;
  font-weight: 700;
  color: var(--blue-strong);
}

.resale__buyers { text-align: left; }
.resale__buyers-title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--blue-strong);
  margin-bottom: 14px;
}
.resale__buyers ul { list-style: none; display: grid; gap: 14px; }
.resale__buyer-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--navy);
  padding-left: 16px;
  position: relative;
}
.resale__buyer-name::before {
  content: "";
  position: absolute;
  left: 0; top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--yellow);
}
.resale__buyer-desc {
  font-size: 13px;
  color: var(--text-weak);
  padding-left: 16px;
}

.resale__return {
  grid-column: 1 / -1;
  text-align: center;
  margin-top: 8px;
  font-size: 16px;
}
.resale__return-text {
  font-size: 19px;
  font-weight: 700;
  color: var(--navy);
}
.resale__return-arrow {
  display: block;
  width: 2px;
  height: 44px;
  margin: 0 auto 12px;
  background: var(--blue);
  position: relative;
}
.resale__return-arrow::after {
  content: "";
  position: absolute;
  bottom: -2px; left: -5px;
  border-top: 12px solid var(--blue);
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
}
.resale__return .marker { font-weight: 700; }

/* ===== 売れる理由 ===== */
.reason { display: grid; gap: 120px; }

.reason__item {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 72px;
  align-items: center;
}
.reason__item--reverse .reason__text { order: 2; }
.reason__item--reverse .reason__photo { order: 1; }

.reason__heading {
  font-size: 24px;
  margin-bottom: 18px;
}
.reason__text p { margin-bottom: 14px; }
.reason__text p:last-child { margin-bottom: 0; }
.reason__photo img { border-radius: 8px; }

/* アンケート円グラフ */
.chart__caption {
  font-size: 14px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 24px;
  text-align: center;
}
.chart {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 36px;
}
.donut {
  width: 210px;
  height: 210px;
  border-radius: 50%;
  background: conic-gradient(
    #1f5a9e 0 15.1%,
    #2e6fb7 15.1% 23%,
    #8db8e0 23% 31.9%,
    #c6cfd7 31.9% 100%
  );
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.donut__hole {
  width: 132px;
  height: 132px;
  border-radius: 50%;
  background: var(--white);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}
.donut__hole span { font-size: 11px; color: var(--text-weak); }
.donut__hole strong {
  font-family: var(--font-en);
  font-size: 30px;
  font-weight: 800;
  color: var(--navy);
  line-height: 1.3;
}
.donut__hole small { font-size: 10px; color: #9aa8b4; }

.chart__legend {
  list-style: none;
  display: grid;
  gap: 12px;
}
.chart__legend li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-weak);
}
.chart__legend i {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  background: var(--c);
  flex-shrink: 0;
}
.chart__legend b {
  margin-left: auto;
  font-family: var(--font-en);
  font-weight: 700;
  color: var(--navy);
  padding-left: 16px;
}

.chart__summary {
  margin-top: 24px;
  font-size: 12.5px;
  color: var(--text-weak);
  text-align: center;
}

/* ===== 購入後の流れ ===== */
.afterflow {
  list-style: none;
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
}
.afterflow__num {
  font-family: var(--font-en);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 10px;
}
.afterflow__heading {
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 900;
  color: var(--navy);
  margin-bottom: 14px;
}
.afterflow__desc {
  max-width: 620px;
  margin: 0 auto 36px;
  color: var(--text-weak);
}

.afterflow__routes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 28px;
}
.afterflow__routes img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 8px;
}
.afterflow__routes figcaption {
  margin-top: 12px;
  font-size: 14px;
  font-weight: 700;
  color: var(--navy);
}

.afterflow__photo {
  max-width: 480px;
  margin: 0 auto;
}
.afterflow__photo img { border-radius: 8px; }

.afterflow__routes figcaption span {
  display: block;
  font-weight: 400;
  font-size: 12.5px;
  color: var(--text-weak);
  margin-top: 4px;
  line-height: 1.7;
}

.afterflow .resale { margin-top: 48px; }

.afterflow__down {
  display: block;
  width: 46px;
  height: 54px;
  margin: 44px auto;
  background: #c3d3e2;
  clip-path: polygon(30% 0, 70% 0, 70% 48%, 100% 48%, 50% 100%, 0 48%, 30% 48%);
}

/* ===== ファンに届くもの ===== */
.fan__photos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-bottom: 88px;
}
.fan__photos img {
  border-radius: 8px;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.fan__photos figcaption {
  margin-top: 14px;
  font-size: 15px;
  font-weight: 500;
  color: var(--navy);
}

.fan__values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px 72px;
}
.fan__value h3 {
  font-size: 20px;
  margin-bottom: 8px;
  padding-left: 18px;
  position: relative;
}
.fan__value h3::before {
  content: "";
  position: absolute;
  left: 0; top: 8px; bottom: 8px;
  width: 4px;
  background: var(--yellow);
  border-radius: 2px;
}
.fan__value p { color: var(--text-weak); padding-left: 18px; }

/* ===== 出品者のメリット ===== */
.merit3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}
.merit3__item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 8px;
}
.merit3__item figcaption h3 {
  font-size: 19px;
  margin: 18px 0 8px;
}
.merit3__item figcaption p {
  font-size: 14.5px;
  color: var(--text-weak);
}

/* ===== 料金 ===== */
.price {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 96px;
  max-width: 920px;
}
.price__plan-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 3px solid var(--yellow);
  display: inline-block;
}
.price__amount {
  font-family: var(--font-en);
  font-size: 44px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 20px;
}
.price__yen { font-size: 18px; font-weight: 700; }

.price__features { list-style: none; display: grid; gap: 10px; margin-bottom: 20px; }
.price__features li {
  padding-left: 30px;
  position: relative;
}
.price__features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--blue);
  font-weight: 900;
}
.price__note { font-size: 13px; color: var(--text-weak); }

.price__image { margin-top: 96px; }
.price__image figure {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}
.price__image img { border-radius: 8px; }
.price__image figcaption {
  margin-top: 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--navy);
}

/* ===== 対象ジャンル ===== */
.genre {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.genre__item img {
  border-radius: 8px;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  width: 100%;
}
.genre__item figcaption {
  margin-top: 14px;
  font-weight: 700;
  color: var(--navy);
  font-size: 16px;
}
.genre__item figcaption span {
  display: block;
  font-weight: 400;
  font-size: 13px;
  color: var(--text-weak);
  margin-top: 2px;
}

/* ===== FAQ ===== */
.faq { display: grid; }
.faq__item {
  padding: 28px 0;
  border-bottom: 1px solid #dfe7ee;
}
.faq__item:first-child { border-top: 1px solid #dfe7ee; }

.faq__item summary {
  cursor: pointer;
  font-size: 17px;
  font-weight: 700;
  color: var(--navy);
  list-style: none;
  position: relative;
  padding-right: 40px;
  padding-left: 34px;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::before {
  content: "Q";
  position: absolute;
  left: 0;
  font-family: var(--font-en);
  color: var(--blue);
  font-weight: 800;
}
.faq__item summary::after {
  content: "+";
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 24px;
  font-weight: 400;
  color: var(--blue);
  transition: transform 0.25s ease;
}
.faq__item[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq__item p {
  padding: 18px 0 4px 34px;
  color: var(--text-weak);
}

/* ===== CTA ===== */
.cta {
  background: var(--navy);
  padding: 120px 32px;
  text-align: center;
}
.cta__title {
  color: var(--white);
  font-size: clamp(28px, 3.8vw, 42px);
  font-weight: 900;
  margin-bottom: 24px;
}
.cta__lead {
  color: rgba(255, 255, 255, 0.85);
  font-size: 16px;
  margin-bottom: 48px;
}
.cta__actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.cta .btn--primary { background: var(--yellow); color: var(--navy); }
.cta .btn--ghost { color: var(--white); }

/* ===== フッター ===== */
.footer { padding: 72px 32px 40px; }
.footer__inner {
  max-width: 1080px;
  margin: 0 auto;
  text-align: center;
}
.footer__logo {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 22px;
  color: var(--navy);
}
.footer__tag {
  font-size: 13px;
  color: var(--text-weak);
  margin: 6px 0 32px;
}
.footer__nav {
  display: flex;
  justify-content: center;
  gap: 28px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.footer__nav a { font-size: 13px; color: var(--text-weak); }
.footer__nav a:hover { color: var(--blue-strong); }
.footer__copy { font-size: 12px; color: #9aa8b4; }

/* ===== スクロールフェードイン ===== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.is-visible {
  opacity: 1;
  transform: none;
}


/* ===== レスポンシブ ===== */
@media (max-width: 900px) {
  .sp-only { display: inline; }
  .pc-only { display: none !important; }

  .header__nav { display: none; }
  .header__inner {
    justify-content: space-between;
    padding: 12px 16px;
    gap: 8px;
  }
  .header__logo {
    font-size: 20px;
  }
  .btn--small {
    padding: 8px 12px;
    font-size: 13px;
    white-space: nowrap;
    flex-shrink: 0;
  }
  .btn--small.btn--ghost {
    padding: 6.5px 12px;
  }

  .hero { padding: 130px 24px 72px; }
  .hero__inner { grid-template-columns: 1fr; gap: 48px; }
  .hero__title br { display: none; }

  .section { padding: 88px 24px; }
  .section__lead { margin-bottom: 56px; }

  .problem__grid,
  .about__points,
  .reason__item,
  .merit3,
  .price,
  .fan__photos,
  .fan__values {
    grid-template-columns: 1fr;
  }

  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual img { transform: scale(1.05); }

  .problem__grid { gap: 40px; }

  .scheme {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 80px;
  }
  .scheme__arrow {
    width: 2px;
    height: 48px;
    margin: 0 auto;
  }
  .scheme__arrow::after {
    right: -5px; top: auto; bottom: -2px;
    border-top: 11px solid #c3d3e2;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-bottom: none;
  }

  .about__points { gap: 36px; margin-bottom: 80px; }
  .about__subtitle--merit { margin-top: 80px; }

  .flow__closing { margin-top: 56px; font-size: 17px; }

  .afterflow__routes { gap: 20px; }
  .afterflow__routes figcaption { font-size: 12px; }
  .afterflow__down { width: 38px; height: 44px; margin: 32px auto; }

  .reason__item { gap: 36px; }
  .reason__item--reverse .reason__text { order: 1; }
  .reason__item--reverse .reason__photo { order: 2; }

  .resale { grid-template-columns: 1fr; gap: 16px; }
  .resale__arrow {
    width: 2px;
    height: 72px;
    margin: 0 auto;
  }
  .resale__arrow::after {
    right: -5px; top: auto; bottom: -2px;
    border-top: 12px solid var(--blue);
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-bottom: none;
  }
  .resale__arrow-label {
    left: auto; right: 16px; bottom: 50%;
    transform: translateY(50%);
  }

  .chart { flex-direction: column; gap: 24px; }
  .resale__buyers { max-width: 320px; margin: 0 auto; }

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

  .price { gap: 56px; }
  .merit3 { gap: 40px; }
  .fan__photos { gap: 40px; margin-bottom: 64px; }
  .fan__values { gap: 36px; }
  .form-section__embed { height: 2320px; }
}

@media (max-width: 480px) {
  .genre { grid-template-columns: 1fr; }
  .btn--primary, .btn--large { width: 100%; }
  .cta__actions { flex-direction: column; }
  .form-section__embed { height: 2480px; }
}