@charset "utf-8";

/* mBIRTH サービスサイト
 * デザイン: Claude Design「mBIRTH Website」（PC 1440px）/「mBIRTH Website SP」（SP 390px）
 * SP を基準に書き、1024px 以上で PC のレイアウトへ切り替える。
 * ダークモードは持たない（docs/main/overview.md 7.1）。文字サイズはブラウザ設定に追従させるため rem で指定する。 */

:root {
  color-scheme: light;

  --bg: #F7F3EC;
  --bg-footer: #F1ECE2;
  --ink: #3A342E;
  --ink-86: rgba(58, 52, 46, .86);
  --ink-84: rgba(58, 52, 46, .84);
  --ink-78: rgba(58, 52, 46, .78);
  --ink-75: rgba(58, 52, 46, .75);
  --ink-72: rgba(58, 52, 46, .72);
  --ink-68: rgba(58, 52, 46, .68);
  --ink-34: rgba(58, 52, 46, .34);

  --brand: #c22a5f;
  --brand-shadow: 0 8px 18px rgba(194, 42, 95, .24);
  --link: #C4436A;
  --link-hover: #AC3459;

  --flower: #d6336c;
  --flower-soft: #FDECF2;
  --stone: #7048e8;
  --stone-ink: #5636c4;
  --stone-soft: #F0ECFD;
  --color: #f08c00;
  --color-ink: #8f5300;
  --color-soft: #FEF3E2;
  --blue: #6C8FD8;
  --blue-soft: #EEF2FC;

  --pink-light: #FFEFF3;
  --mint: #EDF6F1;
  --mint-flower: #EDF8F1;
  --mint-stone: #EAF6F0;
  --wakakusa: #DDEBD8;
  --white: #FFF;

  --shadow-card: 0 16px 38px rgba(58, 52, 46, .05);
  --shadow-soft: 0 12px 30px rgba(58, 52, 46, .04);
  --shadow-plain: 0 8px 20px rgba(58, 52, 46, .06);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Zen Maru Gothic", system-ui, sans-serif;
  font-weight: 400;
  line-height: 1.95;
  overflow-x: clip;
  -webkit-text-size-adjust: 100%;
}

a {
  color: var(--link);
  text-decoration: none;
}

a:hover {
  color: var(--link-hover);
}

:focus-visible {
  outline: 3px solid var(--brand);
  outline-offset: 3px;
}

h1,
h2,
h3,
p {
  margin: 0;
  text-wrap: pretty;
}

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

@keyframes mb-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}

@keyframes mb-twinkle {
  0%, 100% { opacity: .55; transform: scale(.92); }
  50% { opacity: 1; transform: scale(1.08); }
}

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

  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}

/* ------------------------------------------------------------------
 * 共通パーツ
 * ------------------------------------------------------------------ */

.only-pc {
  display: none;
}

.dot {
  flex: none;
  width: .5rem;
  height: .5rem;
  border-radius: 50%;
}

.dot--pink { background: #F5849B; }
.dot--flower { background: var(--flower); }
.dot--stone { background: var(--stone); }
.dot--color { background: var(--color); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  border-radius: 999px;
  font-weight: 700;
  line-height: 1.4;
  text-align: center;
}

.btn--primary {
  background: var(--brand);
  color: var(--white);
  box-shadow: var(--brand-shadow);
}

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

.btn--plain {
  background: var(--white);
  color: var(--ink);
  box-shadow: var(--shadow-plain);
}

.btn--plain:hover {
  color: var(--ink);
}

/* 未公開のストア。リンクにせず、押せないことが見た目でわかる状態にする */
.btn--pending {
  background: rgba(255, 255, 255, .62);
  color: var(--ink-68);
  box-shadow: none;
  cursor: default;
}

.btn--header {
  min-height: 2.75rem;
  padding: 0 1.125rem;
  font-size: .875rem;
}

.btn--lg {
  min-height: 3.75rem;
  padding: 0 1.5rem;
  font-size: 1.0625rem;
}

.btn__chevron {
  font-weight: 500;
  font-size: 1.625rem;
  opacity: .92;
}

.btn__chevron--muted {
  color: rgba(58, 52, 46, .5);
  opacity: 1;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: .375rem;
  padding: .5625rem .875rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, .88);
  font-weight: 700;
  font-size: .8125rem;
  line-height: 1.4;
  color: var(--ink-78);
}

.eyebrow {
  font-weight: 700;
  font-size: .8125rem;
  line-height: 1.6;
  letter-spacing: .18em;
  color: rgba(58, 52, 46, .8);
}

.eyebrow-pill {
  display: inline-flex;
  align-items: center;
  gap: .4375rem;
  padding: .5625rem .9375rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, .9);
  box-shadow: 0 6px 16px rgba(58, 52, 46, .05);
  font-weight: 700;
  font-size: .78125rem;
  line-height: 1.5;
  letter-spacing: .12em;
  color: rgba(58, 52, 46, .82);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: .4375rem;
  align-self: flex-start;
  padding: .5rem .875rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: .71875rem;
  line-height: 1.5;
  letter-spacing: .12em;
  color: var(--ink-78);
}

.tag--flower { background: var(--flower-soft); }
.tag--stone { background: var(--stone-soft); }
.tag--color { background: var(--color-soft); }

/* ------------------------------------------------------------------
 * ロゴ
 * ------------------------------------------------------------------ */

.logo {
  display: inline-flex;
  align-items: flex-end;
  font-weight: 700;
  font-size: 1.375rem;
  line-height: 1;
  letter-spacing: .02em;
  color: var(--ink);
}

.logo:hover {
  color: var(--ink);
}

.logo__m {
  color: #F5849B;
}

.logo__candle {
  position: relative;
  display: inline-block;
  width: .3125rem;
  height: 1.3125rem;
  margin: 0 .125rem;
}

.logo__flame {
  position: absolute;
  left: 0;
  top: 0;
  width: .3125rem;
  height: .375rem;
  background: #FFD166;
  border-radius: 50% 50% 48% 48% / 62% 62% 38% 38%;
}

.logo__wax {
  position: absolute;
  left: .0625rem;
  bottom: 0;
  width: .25rem;
  height: .8125rem;
  border-radius: .125rem;
  background-image: repeating-linear-gradient(-38deg, #F5849B 0, #F5849B 1.25px, #FFF 2.75px, #FFF 3.25px, #F5849B 4.75px);
}

.logo--sm {
  font-size: 1.25rem;
}

.logo--sm .logo__candle {
  height: 1.1875rem;
}

.logo--sm .logo__wax {
  height: .75rem;
}

/* ------------------------------------------------------------------
 * ヘッダー
 * ------------------------------------------------------------------ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(247, 243, 236, .94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(58, 52, 46, .07);
}

.site-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 90rem;
  margin: 0 auto;
  padding: .875rem 1.25rem;
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: .625rem;
}

.menu-toggle {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .3125rem;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: var(--bg-footer);
  cursor: pointer;
}

.menu-toggle__bar {
  width: 1.0625rem;
  height: 2px;
  border-radius: 1px;
  background: var(--ink);
}

.global-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 19;
  flex-direction: column;
  padding: 1rem 1.25rem 1.375rem;
  background: rgba(247, 243, 236, .98);
  backdrop-filter: blur(16px);
  box-shadow: 0 18px 36px rgba(58, 52, 46, .1);
}

.global-nav.is-open {
  display: flex;
}

.global-nav__link {
  display: flex;
  align-items: center;
  min-height: 3.25rem;
  font-weight: 600;
  font-size: 1rem;
  color: var(--ink-86);
}

/* ------------------------------------------------------------------
 * セクションの枠
 * ------------------------------------------------------------------ */

.section {
  padding: 4rem 1.25rem;
  scroll-margin-top: 5rem;
}

.section__inner {
  max-width: 35rem;
  margin: 0 auto;
}

.section--about,
.section--how,
.section--faq {
  background: var(--bg);
}

.section--signs {
  background: linear-gradient(180deg, var(--pink-light), var(--bg));
}

.section--cta {
  padding: 4.5rem 1.25rem 5rem;
  background: linear-gradient(160deg, var(--pink-light) 0%, var(--bg) 46%, var(--mint) 100%);
}

.section__head {
  display: flex;
  flex-direction: column;
  gap: .8125rem;
  padding-bottom: 1.75rem;
}

.section__head--center {
  align-items: center;
  text-align: center;
}

.section__title {
  font-weight: 700;
  font-size: 1.6875rem;
  line-height: 1.55;
}

.section__lead {
  font-weight: 500;
  font-size: .9375rem;
  line-height: 1.9;
  color: rgba(58, 52, 46, .7);
}

/* ------------------------------------------------------------------
 * ヒーロー
 * ------------------------------------------------------------------ */

.hero {
  position: relative;
  padding: 2.5rem 1.25rem 3.25rem;
  background: linear-gradient(180deg, var(--pink-light) 0%, var(--bg) 56%, var(--mint) 100%);
}

.hero__dot {
  position: absolute;
  border-radius: 50%;
}

.hero__dot--a {
  left: 1rem;
  top: 1.625rem;
  width: .875rem;
  height: .875rem;
  background: var(--stone);
  animation: mb-float 4.6s ease-in-out infinite;
}

.hero__dot--b {
  display: none;
  background: var(--color);
  animation: mb-float 5.8s ease-in-out infinite .7s;
}

.hero__dot--c {
  right: 1.375rem;
  top: 1rem;
  width: .5625rem;
  height: .5625rem;
  background: var(--flower);
  animation: mb-twinkle 3.2s ease-in-out infinite;
}

.hero__inner {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.125rem;
  max-width: 35rem;
  margin: 0 auto;
  text-align: center;
}

/* SP ではコピーの箱を外し、写真とボタンを本文の間に差し込む */
.hero__copy {
  display: contents;
}

.hero__title {
  font-weight: 700;
  font-size: 2.125rem;
  line-height: 1.45;
  letter-spacing: -.01em;
}

.hero__lead {
  font-weight: 500;
  font-size: .96875rem;
  line-height: 1.95;
  color: var(--ink-72);
}

.hero__chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .5rem;
}

.hero__visual {
  order: 5;
  display: flex;
  flex-direction: column;
  gap: .875rem;
  width: 100%;
  margin-top: .5rem;
}

.hero__visual-pair {
  display: flex;
  gap: .875rem;
}

.hero__actions {
  order: 6;
  display: flex;
  flex-direction: column;
  gap: .625rem;
  width: 100%;
  margin-top: .5rem;
}

.hero__actions .btn {
  width: 100%;
}

/* しるしのカード */
.showcase {
  position: relative;
  overflow: hidden;
}

.showcase--flower {
  height: 18.75rem;
  border-radius: 2.125rem;
  background: var(--mint-flower);
  box-shadow: 0 18px 42px rgba(58, 52, 46, .1);
}

.showcase--stone,
.showcase--color {
  flex: 1;
  height: 11rem;
  border-radius: 1.875rem;
  box-shadow: 0 14px 34px rgba(58, 52, 46, .08);
}

.showcase--stone { background: var(--mint-stone); }
.showcase--color { background: var(--wakakusa); }

.showcase__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.showcase__veil {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 42%;
  background: linear-gradient(180deg, rgba(255, 255, 255, .68), rgba(255, 255, 255, 0));
  pointer-events: none;
}

/* 誕生色のドット模様。写真を入れる前のデザイン案で使う。現在は未使用 */
.showcase__pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, .7) 3px, transparent 3.1px);
  background-size: 28px 28px;
}

.showcase__head {
  position: absolute;
  left: 1rem;
  top: 1rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: .5625rem;
}

.showcase__label {
  display: inline-flex;
  align-items: center;
  gap: .375rem;
  padding: .5rem .8125rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, .92);
  font-weight: 700;
  font-size: .6875rem;
  line-height: 1.4;
  letter-spacing: .12em;
  color: var(--ink-68);
}

.showcase__label--top {
  position: absolute;
  left: .75rem;
  top: .75rem;
  font-size: .65625rem;
  padding: .4375rem .75rem;
}

.showcase__name {
  padding: .5625rem 1rem;
  border-radius: 1.25rem;
  background: rgba(255, 255, 255, .88);
  font-weight: 700;
  font-size: 1.625rem;
  line-height: 1.24;
  color: var(--ink);
}

.showcase__name--sm {
  position: absolute;
  left: .75rem;
  bottom: .75rem;
  display: inline-flex;
  align-items: center;
  gap: .4375rem;
  padding: .5rem .8125rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, .92);
  font-size: .9375rem;
  line-height: 1.4;
}

.swatch {
  flex: none;
  width: .8125rem;
  height: .8125rem;
  border-radius: 50%;
}

.swatch--stone {
  background: var(--stone);
}

.showcase__caption {
  position: absolute;
  left: .875rem;
  right: .875rem;
  bottom: .875rem;
  padding: .75rem 1.125rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, .94);
  font-weight: 600;
  font-size: .90625rem;
  line-height: 1.5;
  color: var(--brand);
}

/* ------------------------------------------------------------------
 * mBIRTHとは
 * ------------------------------------------------------------------ */

.about__head {
  padding-bottom: 1.625rem;
  gap: .875rem;
}

.about__cards {
  display: flex;
  flex-direction: column;
  gap: .875rem;
}

.feature-card {
  display: flex;
  flex-direction: column;
  gap: .6875rem;
  padding: 1.625rem 1.5rem;
  border-radius: 1.75rem;
}

.feature-card--pink { background: var(--flower-soft); }
.feature-card--purple { background: var(--stone-soft); }
.feature-card--blue { background: var(--blue-soft); }

.feature-card__mark {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
}

.feature-card--pink .feature-card__mark { background: var(--flower); }
.feature-card--purple .feature-card__mark { background: var(--stone); }
.feature-card--blue .feature-card__mark { background: var(--blue); }

.feature-card__title {
  font-weight: 700;
  font-size: 1.1875rem;
  line-height: 1.5;
}

.feature-card__text {
  font-size: .9375rem;
  line-height: 1.95;
  color: var(--ink-75);
}

/* ------------------------------------------------------------------
 * 3つのしるし
 * ------------------------------------------------------------------ */

.signs__cards {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.sign-card {
  overflow: hidden;
  border-radius: 1.875rem;
  background: var(--white);
  box-shadow: var(--shadow-card);
}

.sign-card__visual {
  position: relative;
  height: 12.5rem;
}

.sign-card__visual--flower { background: var(--mint-flower); }
.sign-card__visual--stone { background: var(--mint-stone); }
.sign-card__visual--color { background: var(--wakakusa); }

.sign-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sign-card__body {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  padding: 1.5rem 1.5rem 1.75rem;
}

.sign-card__title {
  font-weight: 700;
  font-size: 1.375rem;
  line-height: 1.45;
}

.sign-card__text {
  font-size: .9375rem;
  line-height: 1.95;
  color: var(--ink-75);
}

/* ------------------------------------------------------------------
 * 使いかた
 * ------------------------------------------------------------------ */

.steps {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.step {
  display: flex;
  flex-direction: column;
  gap: .875rem;
  padding: 1.75rem 1.5rem;
  border-radius: 1.875rem;
  background: var(--white);
  box-shadow: 0 14px 34px rgba(58, 52, 46, .045);
}

.step__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  font-weight: 700;
  font-size: 1.1875rem;
}

.step__num--one {
  background: var(--flower-soft);
  color: var(--brand);
}

.step__num--two {
  background: var(--stone-soft);
  color: var(--stone-ink);
}

.step__title {
  font-weight: 700;
  font-size: 1.3125rem;
  line-height: 1.45;
}

.step__text {
  font-size: .9375rem;
  line-height: 1.95;
  color: var(--ink-75);
}

/* 生年月日ホイールの見本 */
.wheel {
  position: relative;
  height: 8.25rem;
  overflow: hidden;
  border-radius: 1.375rem;
  background: var(--white);
  box-shadow: inset 0 0 0 1px rgba(58, 52, 46, .07);
}

.wheel__highlight {
  position: absolute;
  left: .75rem;
  right: .75rem;
  top: 2.75rem;
  height: 2.75rem;
  border-radius: 1.125rem;
  background: linear-gradient(90deg, var(--pink-light), #FFF6E3);
}

.wheel__columns {
  position: relative;
  display: flex;
  height: 100%;
}

.wheel__col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .5625rem;
}

.wheel__col--year {
  flex: 1.4;
}

.wheel__item {
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.2;
}

.wheel__item--dim {
  color: var(--ink-34);
}

/* 結果カードの見本 */
.result {
  display: flex;
  flex-direction: column;
  gap: .625rem;
}

.result__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .625rem;
  padding: .875rem 1.125rem;
  border-radius: 1.125rem;
}

.result__row--flower { background: var(--flower-soft); }
.result__row--stone { background: var(--stone-soft); }
.result__row--color { background: var(--color-soft); }

.result__name {
  font-weight: 700;
  font-size: .9375rem;
  line-height: 1.4;
}

.result__meaning {
  font-weight: 600;
  font-size: .84375rem;
  line-height: 1.4;
}

.result__row--flower .result__meaning { color: var(--brand); }
.result__row--stone .result__meaning { color: var(--stone-ink); }
.result__row--color .result__meaning { color: var(--color-ink); }

.result__meaning--code {
  font-family: ui-monospace, Menlo, monospace;
}

/* ------------------------------------------------------------------
 * よくある質問
 * ------------------------------------------------------------------ */

.faq__head {
  gap: .8125rem;
  padding-bottom: 1.5rem;
}

.faq__list {
  display: flex;
  flex-direction: column;
  gap: .75rem;
}

.faq-item {
  display: flex;
  flex-direction: column;
  gap: .5625rem;
  padding: 1.5rem 1.375rem;
  border-radius: 1.5rem;
  background: var(--white);
  box-shadow: var(--shadow-soft);
}

.faq-item__q {
  font-weight: 700;
  font-size: 1.09375rem;
  line-height: 1.6;
}

.faq-item__a {
  font-size: .9375rem;
  line-height: 1.95;
  color: var(--ink-75);
}

/* ------------------------------------------------------------------
 * ダウンロード
 * ------------------------------------------------------------------ */

.cta__inner {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.125rem;
  text-align: center;
}

.cta__dot {
  display: none;
  position: absolute;
  border-radius: 50%;
}

.cta__sparkles {
  display: flex;
  align-items: center;
  gap: .5rem;
}

.cta__sparkle {
  border-radius: 50%;
  animation: mb-twinkle 3.2s ease-in-out infinite;
}

.cta__sparkle--flower {
  width: .875rem;
  height: .875rem;
  background: var(--flower);
}

.cta__sparkle--stone {
  width: .625rem;
  height: .625rem;
  background: var(--stone);
  animation-delay: .4s;
}

.cta__sparkle--color {
  width: .4375rem;
  height: .4375rem;
  background: var(--color);
  animation-delay: .8s;
}

.cta__title {
  font-weight: 700;
  font-size: 1.875rem;
  line-height: 1.5;
}

.cta__lead {
  font-weight: 500;
  font-size: .96875rem;
  line-height: 1.95;
  color: var(--ink-72);
}

.cta__actions {
  display: flex;
  flex-direction: column;
  gap: .625rem;
  width: 100%;
  padding-top: .375rem;
}

.cta__actions .btn {
  width: 100%;
  font-size: 1.03125rem;
}

/* ------------------------------------------------------------------
 * フッター
 * ------------------------------------------------------------------ */

.site-footer {
  padding: 2.75rem 1.25rem 2.25rem;
  background: var(--bg-footer);
}

.site-footer__inner {
  max-width: 35rem;
  margin: 0 auto;
}

.site-footer__top {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.site-footer__brand {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  padding-bottom: .25rem;
}

.site-footer__tagline {
  font-size: .84375rem;
  line-height: 1.9;
  color: var(--ink-78);
}

.site-footer__nav {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding-bottom: 1.625rem;
}

.site-footer__group {
  display: flex;
  flex-direction: column;
  gap: .125rem;
}

.site-footer__label {
  padding-bottom: .375rem;
  font-weight: 700;
  font-size: .75rem;
  line-height: 1.6;
  letter-spacing: .16em;
  color: var(--ink-78);
}

.site-footer__group a {
  display: flex;
  align-items: center;
  min-height: 2.75rem;
  font-weight: 500;
  font-size: .90625rem;
  color: var(--ink-84);
}

.site-footer__group a:hover {
  color: var(--link-hover);
}

.site-footer__bottom {
  display: flex;
  justify-content: center;
  padding-top: 1.375rem;
  border-top: 1px solid rgba(58, 52, 46, .12);
}

.site-footer__copyright {
  font-size: .78125rem;
  line-height: 1.8;
  color: rgba(58, 52, 46, .76);
}

/* ==================================================================
 * PC（1024px 以上）
 * ================================================================== */

@media (min-width: 64rem) {

  .only-sp {
    display: none;
  }

  .only-pc {
    display: inline;
  }

  /* ヘッダー: 固定をやめ、メニューを横並びに戻す */
  .site-header {
    position: static;
    background: rgba(247, 243, 236, .92);
    border-bottom: none;
  }

  .site-header__bar {
    gap: 2.125rem;
    padding: 1.625rem 4.5rem;
  }

  .logo {
    font-size: 1.75rem;
  }

  .logo__candle {
    width: .375rem;
    height: 1.625rem;
  }

  .logo__flame {
    width: .375rem;
    height: .5rem;
  }

  .logo__wax {
    width: .3125rem;
    height: 1.0625rem;
    border-radius: .1875rem;
    background-image: repeating-linear-gradient(-38deg, #F5849B 0, #F5849B 2.25px, #FFF 3.75px, #FFF 5.25px, #F5849B 6.75px);
  }

  .global-nav {
    display: flex;
    position: static;
    flex-direction: row;
    align-items: center;
    gap: 2.125rem;
    margin-left: auto;
    padding: 0;
    background: none;
    backdrop-filter: none;
    box-shadow: none;
  }

  .global-nav__link {
    min-height: 0;
    font-weight: 500;
    font-size: .9375rem;
    color: var(--ink-72);
  }

  .menu-toggle {
    display: none;
  }

  .btn--header {
    min-height: 3.25rem;
    padding: 0 1.5rem;
    font-size: .9375rem;
  }

  .btn--lg {
    padding: 0 2rem;
  }

  /* セクションの枠 */
  .section {
    padding: 6.5rem 4.5rem;
    scroll-margin-top: 0;
  }

  .section__inner {
    max-width: 81rem;
  }

  .section--cta {
    padding: 6.875rem 4.5rem;
  }

  .section__head {
    gap: 1rem;
    padding-bottom: 3.25rem;
  }

  .eyebrow {
    font-size: .78125rem;
    color: rgba(58, 52, 46, .45);
  }

  .section__title {
    font-size: 2.375rem;
    line-height: 1.5;
  }

  .section__lead {
    max-width: 35rem;
    font-size: 1rem;
    color: rgba(58, 52, 46, .65);
  }

  /* ヒーロー: 左にコピー、右にカード */
  .hero {
    padding: 4.875rem 4.5rem 6rem;
  }

  .hero__dot--a {
    left: 1.625rem;
    top: 3.25rem;
    width: 1.125rem;
    height: 1.125rem;
  }

  .hero__dot--b {
    display: block;
    left: 1.5rem;
    top: 20.625rem;
    width: .6875rem;
    height: .6875rem;
  }

  .hero__dot--c {
    right: 40rem;
    top: 5.5rem;
    width: .5625rem;
    height: .5625rem;
  }

  .hero__inner {
    flex-direction: row;
    align-items: center;
    gap: 4rem;
    max-width: 81rem;
    text-align: left;
  }

  .hero__copy {
    display: flex;
    flex: 1;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.625rem;
  }

  .hero__title {
    font-size: 3.75rem;
    line-height: 1.42;
  }

  .hero__lead {
    max-width: 32.5rem;
    font-size: 1.125rem;
  }

  .eyebrow-pill {
    padding: .625rem 1.125rem;
    font-size: .8125rem;
    letter-spacing: .14em;
    color: rgba(58, 52, 46, .62);
  }

  /* PC はボタンが先、しるしのチップが後 */
  .hero__chips {
    order: 1;
    justify-content: flex-start;
    gap: .625rem;
    padding-top: .5rem;
  }

  .chip {
    padding: .625rem 1rem;
    font-size: .84375rem;
    background: rgba(255, 255, 255, .86);
    color: var(--ink-72);
  }

  .hero__actions {
    order: 0;
    flex-direction: row;
    align-items: center;
    gap: 1rem;
    width: auto;
    margin-top: 0;
    padding-top: .375rem;
  }

  .hero__actions .btn {
    width: auto;
  }

  .hero__visual {
    order: 0;
    flex: none;
    flex-direction: row;
    justify-content: center;
    gap: 1.375rem;
    width: 35rem;
    margin-top: 0;
  }

  .hero__visual-pair {
    flex-direction: column;
    gap: 1.375rem;
  }

  .showcase--flower {
    width: 15.625rem;
    height: 32.5rem;
    margin-top: 2.375rem;
    border-radius: 2.625rem;
    box-shadow: 0 26px 60px rgba(58, 52, 46, .12);
  }

  .showcase--stone,
  .showcase--color {
    flex: none;
    width: 14.375rem;
    height: 15.375rem;
    border-radius: 2.375rem;
    box-shadow: 0 22px 50px rgba(58, 52, 46, .1);
  }

  .showcase__veil {
    height: 40%;
  }

  .showcase__pattern {
    background-image: radial-gradient(rgba(255, 255, 255, .72) 3px, transparent 3.1px);
    background-size: 30px 30px;
  }

  .showcase__label {
    letter-spacing: .14em;
    color: rgba(58, 52, 46, .62);
  }

  .showcase__label--top {
    left: .875rem;
    top: .875rem;
    padding: .5rem .8125rem;
    font-size: .6875rem;
  }

  .showcase__name {
    font-size: 1.5625rem;
  }

  .showcase__name--sm {
    left: .875rem;
    bottom: .875rem;
    gap: .5625rem;
    padding: .5625rem .9375rem;
    border-radius: 1.125rem;
    font-size: 1.25rem;
    background: rgba(255, 255, 255, .9);
  }

  .swatch {
    width: 1rem;
    height: 1rem;
  }

  .showcase__caption {
    padding: .6875rem 1rem;
    font-size: .875rem;
  }

  /* mBIRTHとは: 見出しを左に固定して3列 */
  .about__layout {
    display: flex;
    align-items: flex-start;
    gap: 2.5rem;
  }

  .about__head {
    flex: none;
    width: 23.75rem;
    gap: 1.25rem;
    padding-bottom: 0;
  }

  .about__cards {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }

  .feature-card {
    gap: .75rem;
    padding: 1.875rem 1.75rem;
    border-radius: 1.875rem;
  }

  .feature-card__mark {
    width: 2.125rem;
    height: 2.125rem;
  }

  .feature-card__title {
    font-size: 1.25rem;
  }

  .feature-card__text,
  .sign-card__text,
  .step__text,
  .faq-item__a {
    font-size: .90625rem;
    color: var(--ink-72);
  }

  /* 3つのしるし */
  .signs__cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.625rem;
  }

  .sign-card {
    border-radius: 2.125rem;
    box-shadow: 0 18px 42px rgba(58, 52, 46, .05);
  }

  .sign-card__visual {
    height: 15.625rem;
  }

  .sign-card__body {
    gap: .8125rem;
    padding: 1.75rem 1.75rem 2rem;
  }

  .sign-card__title {
    font-size: 1.5rem;
    line-height: 1.4;
  }

  .tag {
    font-size: .75rem;
  }

  /* 使いかた */
  .steps {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.625rem;
  }

  .step {
    gap: 1rem;
    padding: 2.125rem 1.875rem;
    border-radius: 2rem;
  }

  .step__num {
    width: 2.875rem;
    height: 2.875rem;
    font-size: 1.25rem;
  }

  .step__title {
    font-size: 1.375rem;
  }

  .wheel,
  .result {
    margin-top: .375rem;
  }

  /* よくある質問: 見出しを左に固定 */
  .faq__layout {
    display: flex;
    align-items: flex-start;
    gap: 5rem;
  }

  .faq__head {
    flex: none;
    width: 22.5rem;
    gap: 1rem;
    padding-bottom: 0;
  }

  .faq__head .section__title {
    font-size: 2.25rem;
  }

  .faq__list {
    flex: 1;
    gap: .875rem;
  }

  .faq-item {
    padding: 1.625rem 1.875rem;
    border-radius: 1.625rem;
  }

  .faq-item__q {
    font-size: 1.125rem;
  }

  /* ダウンロード */
  .cta__inner {
    gap: 1.5rem;
  }

  .cta__dot {
    display: block;
  }

  .cta__dot--a {
    left: 17.5rem;
    top: -.625rem;
    width: .875rem;
    height: .875rem;
    background: var(--stone);
    animation: mb-float 5s ease-in-out infinite;
  }

  .cta__dot--b {
    right: 18.75rem;
    top: 1.25rem;
    width: .625rem;
    height: .625rem;
    background: var(--color);
    animation: mb-float 6.2s ease-in-out infinite .5s;
  }

  .cta__title {
    font-size: 2.75rem;
    line-height: 1.45;
  }

  .cta__lead {
    max-width: 32.5rem;
    font-size: 1.0625rem;
    color: rgba(58, 52, 46, .66);
  }

  .cta__actions {
    flex-direction: row;
    justify-content: center;
    gap: .875rem;
    width: auto;
    padding-top: .5rem;
  }

  .cta__actions .btn {
    width: auto;
    min-height: 3.875rem;
    padding: 0 2.125rem;
    font-size: 1.0625rem;
  }

  /* フッター */
  .site-footer {
    padding: 3.75rem 4.5rem 2.75rem;
  }

  .site-footer__inner {
    max-width: 81rem;
  }

  .site-footer__top {
    flex-direction: row;
    align-items: flex-start;
    gap: 4.5rem;
    padding-bottom: 2.375rem;
  }

  .site-footer__brand {
    flex: none;
    width: 21.25rem;
    gap: .875rem;
    padding-bottom: 0;
  }

  .site-footer__nav {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.125rem;
    padding-bottom: 0;
  }

  .site-footer__group {
    gap: .8125rem;
  }

  .site-footer__label {
    padding-bottom: 0;
    font-size: .78125rem;
  }

  .site-footer__group a {
    min-height: 0;
    font-size: .875rem;
  }

  .site-footer__bottom {
    justify-content: flex-end;
    padding-top: 1.625rem;
  }

  .site-footer__copyright {
    font-size: .8125rem;
  }
}