@charset "UTF-8";

/* LUNEVA demo LP — design pass 2026-10-08 (anti AI-slop)
   方針: 写真の下に白カードを重ねる構図を廃止 / 番号装飾・角丸1隅・斜めグラデ・回転バッジを撤去 /
   セクションごとに形を変える（帯写真＋チェックリスト／帯図解／雑誌型リード＋2段／3カラム工程／成分表／朝夜2面／比較表／価格帯） */

:root {
  --paper: #f6f2ea;
  --paper-2: #ece6da;
  --ink: #232b26;
  --muted: #666d68;
  --sage-deep: #5c7260;
  --sage-pale: #dfe6da;
  --coral: #e2685a;
  --coral-deep: #c24a3d;
  --line: rgba(35, 43, 38, 0.18);
  --line-strong: rgba(35, 43, 38, 0.55);
  --white: #fffdf9;
  --serif: "Shippori Mincho B1", "Yu Mincho", "Hiragino Mincho ProN", serif;
  --sans: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic Medium", "Yu Gothic", -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; }
body {
  margin: 0;
  background: #d9d5ce;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.9;
  font-feature-settings: "palt";
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
a:focus-visible, summary:focus-visible, .table-wrap:focus-visible { outline: 3px solid var(--coral); outline-offset: 4px; }
figure, h1, h2, h3, p, blockquote, dl, dd { margin: 0; }
ul, ol { margin: 0; padding: 0; }
img { max-width: 100%; }
h1, h2, h3, p, li, td, th, dt, dd { word-break: auto-phrase; }
h1, h2, h3 { text-wrap: balance; }
.nw { display: inline-block; }

.site-shell {
  width: 100%;
  max-width: 480px;
  min-height: 100vh;
  margin: 0 auto;
  overflow: hidden;
  background: var(--paper);
}
.portfolio-note {
  padding: 7px 20px;
  background: var(--ink);
  color: rgba(255,255,255,.8);
  font-size: 10px;
  line-height: 1.5;
  letter-spacing: .08em;
  text-align: center;
}

/* ---------- 共通タイポ ---------- */
.eyebrow { color: var(--ink); font-size: 12px; font-weight: 700; letter-spacing: .02em; }
.section-no {
  display: flex; align-items: center; gap: 10px;
  color: var(--ink); font-size: 11px; font-weight: 700; letter-spacing: .04em;
}
.section-no::before { content: ""; width: 22px; height: 2px; background: var(--ink); }
.section-heading--light .section-no, .final-offer .section-no { color: var(--white); }
.section-heading--light .section-no::before, .final-offer .section-no::before { background: var(--white); }
.section-heading--light h2, .final-offer h2 { color: var(--white); }

.section-heading h2, .ingredients h2, .final-offer h2 {
  margin-top: 12px;
  font-family: var(--serif);
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: -.01em;
}
.section-heading > p:last-child, .ingredients__intro > p:last-child { margin-top: 12px; color: var(--muted); font-size: 12.5px; line-height: 1.9; }
.section-heading--light > p:last-child { color: rgba(255,255,255,.78); }

/* 見出しのジャンプ率をセクションで変える */
.empathy h2 { font-size: 30px; }
.mechanism h2 { font-size: 24px; }
.features h2 { font-size: 32px; }
.routine h2 { font-size: 22px; }
.ingredients h2 { font-size: 20px; }
.voices h2 { font-size: 26px; }
.comparison h2 { font-size: 20px; }
.final-offer h2 { font-size: 28px; }
.faq h2 { font-size: 20px; }

.section { padding: 60px 24px; }

/* ---------- 画像 ---------- */
.visual {
  position: relative;
  overflow: hidden;
  background-color: #d7d7d2;
  background-image: var(--image), linear-gradient(135deg, #deded9, #c9ccc7);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}
.visual--square { aspect-ratio: 1 / 1; }
.visual--band { aspect-ratio: 16 / 10; }
.visual--wide { aspect-ratio: 4 / 3; }
.visual--feature { aspect-ratio: 4 / 5; }

/* ---------- HERO: 写真→見出し→価格帯（FV内にCTA） ---------- */
.hero { position: relative; padding: 14px 20px 32px; background: var(--paper); }
.hero__brand { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 12px; }
.hero__brand-name { font-family: var(--serif); font-size: 20px; font-weight: 700; letter-spacing: .2em; }
.hero__brand-ja { color: var(--muted); font-size: 9px; letter-spacing: .18em; }
.visual--hero { width: calc(100% + 40px); margin: 0 -20px; aspect-ratio: 5 / 4; background-position: center 46%; }
.hero__copy { padding-top: 18px; }
.hero h1 {
  margin-top: 8px;
  font-family: var(--serif);
  font-size: clamp(23px, 6.6vw, 26px);
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -.01em;
}
.hero__lead { margin-top: 12px; color: #4a534d; font-size: 13px; line-height: 1.8; }
.hero__lead strong { color: var(--ink); font-weight: 700; }

/* 価格帯（ヒーロー・最終共通）: 影なし・直線・1px罫 */
.offer-card { position: relative; margin-top: 16px; border: 1.5px solid var(--ink); background: var(--white); }
.offer-card__kicker {
  padding: 6px 14px;
  background: var(--ink); color: var(--white);
  font-size: 11px; font-weight: 700; letter-spacing: .06em;
}
.offer-card__price-row { display: flex; align-items: baseline; gap: 8px; padding: 14px 16px 0; }
.offer-card__label { font-size: 13px; font-weight: 700; }
.offer-card__price-row strong { color: var(--coral-deep); font-family: var(--serif); font-size: 44px; font-weight: 700; line-height: 1; letter-spacing: -.02em; }
.offer-card__price-row strong small { font-size: .5em; }
.offer-card__tax { color: var(--muted); font-size: 10px; }
.offer-card__points { display: flex; margin: 12px 16px 0; padding: 7px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); list-style: none; }
.offer-card__points li { flex: 1; font-size: 10.5px; font-weight: 700; text-align: center; line-height: 1.5; }
.offer-card__points li + li { border-left: 1px solid var(--line); }
.offer-card .cta { margin: 12px 16px 0; }
.offer-card .microcopy { padding: 0 16px 12px; }

.cta {
  display: flex;
  min-height: 56px;
  margin-top: 18px;
  padding: 0 18px;
  align-items: center;
  justify-content: space-between;
  background: var(--coral);
  color: white;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .02em;
  text-decoration: none;
}
.cta span { font-size: 20px; }
.cta--dark { margin: 32px 0 0; background: var(--ink); }
.microcopy { margin-top: 9px; color: var(--muted); font-size: 9.5px; line-height: 1.6; }

/* ---------- 01 肌悩み: 写真3連帯 + チェックリスト ---------- */
.empathy { padding-top: 56px; background: var(--white); }
.worry-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 3px; width: calc(100% + 48px); margin: 0 -24px; }
.worry-list { margin-top: 0; border-bottom: 1px solid var(--line-strong); list-style: none; }
.worry-list li { position: relative; padding: 16px 0 16px 36px; border-top: 1px solid var(--line); }
.worry-list li:first-child { border-top: 1px solid var(--line-strong); }
.worry-list li::before {
  content: ""; position: absolute; left: 2px; top: 22px;
  width: 16px; height: 16px; border: 1.5px solid var(--ink); background: var(--white);
}
.worry-list li::after {
  content: ""; position: absolute; left: 7px; top: 23px;
  width: 5px; height: 10px; border: solid var(--coral-deep); border-width: 0 2px 2px 0; transform: rotate(45deg);
}
.worry-list h3 { font-family: var(--serif); font-size: 16.5px; font-weight: 500; line-height: 1.7; }

/* ---------- 02 使う順番: 全幅写真 + 帯図解 ---------- */
.mechanism { padding: 56px 0 60px; background: var(--sage-deep); color: var(--white); }
.mechanism .section-heading { margin-bottom: 24px; padding: 0 24px; }
.mechanism__copy { padding: 24px 24px 0; }
.mechanism__copy p { font-size: 12.5px; color: rgba(255,255,255,.86); }
.mechanism__lead { font-family: var(--serif); font-size: 16px !important; line-height: 1.85; color: var(--white) !important; }
.route {
  display: grid; grid-template-columns: 1fr 22px 1.35fr 22px 1fr; align-items: stretch;
  margin: 22px 0; border: 1px solid rgba(255,255,255,.55);
}
.route span, .route strong { display: grid; place-items: center; padding: 14px 4px; font-size: 12px; text-align: center; line-height: 1.4; }
.route span { color: var(--white); }
.route strong { background: var(--white); color: var(--ink); font-weight: 700; font-size: 13px; }
.route i { display: grid; place-items: center; color: rgba(255,255,255,.75); font-style: normal; }
.route i::before { content: "›"; font-size: 20px; line-height: 1; }

/* ---------- 03 処方: 雑誌型（リード1本 + 2段組） ---------- */
.features { background: var(--paper); }
.feature--lead { margin-top: 0; }
.feature--lead .visual { width: calc(100% + 48px); margin: 0 -24px; aspect-ratio: 16 / 11; background-position: center 28%; }
.feature--lead .feature__body { padding: 20px 0 0; }
.feature__body h3 { margin: 4px 0 10px; font-family: var(--serif); font-size: 21px; font-weight: 500; line-height: 1.55; }
.feature__body > p:last-child { color: var(--muted); font-size: 12px; line-height: 1.85; }
.feature-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; margin-top: 36px; padding-top: 28px; border-top: 1px solid var(--line-strong); }
.feature-pair .visual { aspect-ratio: 1 / 1; }
.feature-pair .feature__body { padding-top: 12px; }
.feature-pair .feature__body h3 { font-size: 16px; line-height: 1.6; }
.feature-pair .feature__body > p:last-child { font-size: 11px; }
.feature-pair .eyebrow { font-size: 10.5px; }

/* ---------- 04 使い方: 3カラム工程 ---------- */
.routine { background: var(--white); }
.routine .section-heading { margin-bottom: 26px; }
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; list-style: none; counter-reset: step; }
.steps li { position: relative; }
.steps li .visual { aspect-ratio: 1 / 1; }
.steps li > div { padding-top: 10px; }
.steps li > div > span { display: block; padding-bottom: 4px; border-bottom: 1px solid var(--ink); color: var(--ink); font-size: 10px; font-weight: 700; letter-spacing: .08em; }
.steps h3 { margin: 8px 0 4px; font-family: var(--serif); font-size: 13px; font-weight: 700; line-height: 1.5; }
.steps p { color: var(--muted); font-size: 10.5px; line-height: 1.6; }

/* ---------- 05 配合成分: 成分表 ---------- */
.ingredients { padding-top: 52px; padding-bottom: 52px; background: var(--paper-2); }
.ingredients__intro > p:last-child { margin-bottom: 22px; }
.ingredient-list { border-top: 2px solid var(--ink); border-bottom: 2px solid var(--ink); }
.ingredient-list > div { display: grid; grid-template-columns: 38% 1fr; gap: 12px; padding: 13px 0; border-top: 1px solid var(--line); }
.ingredient-list > div:first-child { border-top: 0; }
.ingredient-list dt { font-family: var(--serif); font-size: 15px; line-height: 1.5; }
.ingredient-list dt strong { font-weight: 700; }
.ingredient-list dd { margin: 0; color: var(--ink); font-size: 11.5px; line-height: 1.7; }
.annotation { margin-top: 14px; color: var(--muted); font-size: 9.5px; line-height: 1.7; }

/* ---------- 06 使用シーン: 写真 + 朝/夜 2面 ---------- */
.voices { padding-bottom: 60px; background: var(--white); }
.voices .visual { width: calc(100% + 48px); margin: 0 -24px; aspect-ratio: 4 / 3; }
.voice-stack { display: grid; grid-template-columns: 1fr 1fr; gap: 0; margin-top: 0; border-bottom: 1px solid var(--line-strong); }
.voice-stack article { padding: 18px 0 18px; border-top: 1px solid var(--line-strong); }
.voice-stack article:nth-child(2) { padding-left: 18px; border-left: 1px solid var(--line); }
.voice-stack article:last-child { grid-column: 1 / -1; padding: 14px 0 16px; border-top: 1px solid var(--line); }
.voice-stack article > span { display: block; font-family: var(--serif); font-size: 26px; font-weight: 700; line-height: 1.2; }
.voice-stack article:last-child > span { font-size: 15px; }
.voice-stack p { margin-top: 8px; font-size: 12px; line-height: 1.8; color: #3f4843; }

/* ---------- 07 役割の違い: 比較表 ---------- */
.comparison { padding-top: 56px; background: var(--paper); }
.comparison .section-heading { margin-bottom: 22px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; table-layout: fixed; font-size: 11px; line-height: 1.6; text-align: center; }
th, td { padding: 12px 6px; border: 1px solid var(--line-strong); }
thead th { background: var(--paper-2); font-weight: 700; }
tbody th { width: 24%; background: var(--paper-2); font-weight: 700; text-align: left; padding-left: 10px; }
.is-product { background: var(--white); font-weight: 700; }
thead .is-product { background: var(--ink); color: white; }
tbody .is-product { border-left: 2px solid var(--ink); border-right: 2px solid var(--ink); }
tbody tr:last-child .is-product { border-bottom: 2px solid var(--ink); }

/* ---------- 08 初回お試し: 濃色地 + 商品写真 + 価格帯 ---------- */
.final-offer { padding: 56px 20px 60px; background: var(--ink); }
.final-offer__heading { padding: 0 4px; }
.product-stage { position: relative; width: calc(100% + 40px); margin: 24px -20px 0; }
.product-stage .visual { aspect-ratio: 4 / 3; background-position: center 42%; }
.product-stage__badge {
  position: absolute; left: 20px; top: 16px;
  padding: 6px 10px; background: var(--white); color: var(--ink);
  font-size: 11px; font-weight: 700; letter-spacing: .04em; line-height: 1.4;
}
.offer-card--final { margin-top: 0; border-color: var(--white); }

/* ---------- 09 FAQ ---------- */
.faq { padding-bottom: 92px; background: var(--paper); }
.faq-list { border-top: 1px solid var(--line-strong); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { display: grid; grid-template-columns: 24px 1fr 18px; gap: 6px; padding: 18px 0; align-items: start; cursor: pointer; font-size: 13.5px; font-weight: 700; line-height: 1.7; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { color: var(--ink); content: "+"; font-size: 20px; line-height: 1.2; text-align: right; font-weight: 400; }
.faq details[open] summary::after { content: "−"; }
.faq summary span, .faq details > div > span { color: var(--coral-deep); font-family: var(--serif); font-size: 15px; font-weight: 700; }
.faq details > div { display: grid; grid-template-columns: 24px 1fr; gap: 6px; padding: 0 0 20px; color: #3f4843; font-size: 12px; }

.page-footer { padding: 28px 24px 112px; background: #1a201c; color: rgba(255,255,255,.62); font-size: 9.5px; line-height: 1.8; text-align: center; }
.page-footer strong { display: inline-block; margin-bottom: 8px; color: white; font-family: var(--serif); font-size: 15px; letter-spacing: .18em; }

/* ---------- 追従CTA ---------- */
.sticky-cta {
  position: fixed;
  z-index: 20;
  right: max(0px, calc(50vw - 240px));
  bottom: 0;
  left: max(0px, calc(50vw - 240px));
  display: flex;
  min-height: 64px;
  padding: 8px 8px 8px 16px;
  align-items: center;
  justify-content: space-between;
  background: var(--white);
  border-top: 1.5px solid var(--ink);
  padding-bottom: max(8px, env(safe-area-inset-bottom));
}
.sticky-cta div { display: grid; }
.sticky-cta div span { color: var(--muted); font-size: 9.5px; letter-spacing: .04em; }
.sticky-cta div strong { color: var(--coral-deep); font-family: var(--serif); font-size: 22px; line-height: 1.2; }
.sticky-cta div small { color: var(--muted); font-family: var(--sans); font-size: 9px; font-weight: 400; }
.sticky-cta > a { display: flex; min-width: 150px; height: 48px; padding: 0 14px; align-items: center; justify-content: space-between; background: var(--coral); color: white; font-size: 12px; font-weight: 700; text-decoration: none; }
.sticky-cta > a span { font-size: 18px; }

@media (min-width: 481px) {
  .site-shell { margin: 24px auto; box-shadow: 0 0 0 1px rgba(0,0,0,.06); }
}

@media (max-width: 374px) {
  .section { padding-right: 18px; padding-left: 18px; }
  .worry-strip, .feature--lead .visual, .voices .visual { width: calc(100% + 36px); margin-right: -18px; margin-left: -18px; }
  .hero h1 { font-size: 22px; }
  .mechanism h2 { font-size: 21px; text-wrap: auto; }
  .features h2 { font-size: 27px; text-wrap: auto; }
  .empathy h2 { font-size: 27px; }
  .ingredient-list > div { grid-template-columns: 42% 1fr; }
  .ingredient-list dt { font-size: 14px; }
  .offer-card__points li { font-size: 9.5px; }
  .steps { gap: 6px; }
  .steps h3 { font-size: 12.5px; }
  .sticky-cta > a { min-width: 128px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

@media print {
  body { background: white; }
  .site-shell { max-width: none; box-shadow: none; }
  .sticky-cta { display: none; }
  .page-footer { padding-bottom: 30px; }
}

.portfolio-note { word-break: auto-phrase; text-wrap: balance; }
.sticky-cta { transition: transform .25s ease; }
.sticky-cta.is-hidden { transform: translateY(110%); }