/* ==========================================================================
   MUSCLE GYM SHONAN — LP Stylesheet
   写真を主役に、余白を広く、CTAを最優先するミニマル設計。
   フレームワーク不使用（パフォーマンス最優先）。
   ========================================================================== */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, p, dl, dd, figure, blockquote, details { margin: 0; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ---------- Design tokens ---------- */
:root {
  --ink: #111113;
  --paper: #ffffff;
  --paper-warm: #faf9f7;
  --night: #0b0b0c;
  --night-2: #17171a;
  --muted: #5b5b60;
  --muted-invert: #b9b9bd;
  --line: rgba(17, 17, 19, 0.09);
  --line-invert: rgba(255, 255, 255, 0.14);
  --cta: #d9331a;
  --cta-hover: #b8290f;
  --accent: #ff5a36;

  --font: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN",
          "Yu Gothic", "Meiryo", system-ui, sans-serif;

  --fs-h1: clamp(2.25rem, 1.6rem + 2.9vw, 4.2rem);
  --fs-h2: clamp(1.6rem, 1.15rem + 2.2vw, 2.75rem);
  --fs-h3: clamp(1.1rem, 1rem + 0.6vw, 1.4rem);
  --fs-lead: clamp(1.05rem, 0.95rem + 0.5vw, 1.3rem);
  --fs-body: clamp(1rem, 0.96rem + 0.2vw, 1.1rem);

  --section-y: clamp(4rem, 3rem + 5vw, 8rem);
  --wrap-x: clamp(1.25rem, 1rem + 2vw, 2.5rem);
  --radius: 14px;
}

/* ---------- Base ---------- */
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  font-size: var(--fs-body);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { line-height: 1.35; font-weight: 800; letter-spacing: -0.01em; }
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 0.75em 1.25em;
  z-index: 1000;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

.wrap {
  max-width: 1180px;
  margin-inline: auto;
  padding-inline: var(--wrap-x);
}
.wrap--narrow { max-width: 760px; }

.eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--cta);
  margin-bottom: 0.9em;
}
.eyebrow--invert { color: var(--accent); }

.section-title {
  font-size: var(--fs-h2);
  max-width: 18ch;
}
.heading-single-line { white-space: nowrap; }
.section-title--invert { color: #fff; }

/* 指定見出しは画面幅に合わせて縮小し、スマホでも1行表示を維持する。 */
@media (max-width: 640px) {
  .heading-single-line { font-size: clamp(1.05rem, 5.3vw, 2.75rem); }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  padding: 0.95em 1.6em;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1rem;
  border: 2px solid transparent;
  transition: transform 0.15s ease, background-color 0.15s ease, opacity 0.15s ease;
  white-space: nowrap;
}
.btn--lg { padding: 1.15em 2.1em; font-size: 1.05rem; }
.btn--sm { padding: 0.55em 1.05em; font-size: 0.85rem; }
.btn--cta { background: var(--cta); color: #fff; box-shadow: 0 14px 30px -12px rgba(217, 51, 26, 0.55); }
.btn--cta:hover { background: var(--cta-hover); transform: translateY(-2px); box-shadow: 0 18px 36px -12px rgba(217, 51, 26, 0.6); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--ink); }
.btn--ghost-invert { background: transparent; color: #fff; border-color: rgba(255,255,255,0.55); }
.btn--ghost-invert:hover { border-color: #fff; background: rgba(255,255,255,0.08); }

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.9rem;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 0.85rem;
}
.logo {
  font-weight: 800;
  letter-spacing: 0.02em;
  font-size: clamp(0.85rem, 0.7rem + 1vw, 1.02rem);
  white-space: nowrap;
}
.logo em { font-style: normal; color: var(--cta); margin-left: 0.35em; }
.logo--footer { color: #fff; font-size: 1.15rem; }

/* 電話CTAは画面が狭いうちは非表示にし、ロゴの折り返しと過密を防ぐ。
   モバイルの電話導線はスクロール後に出現する固定CTAバーが担う。 */
.site-header .btn { display: none; }
@media (min-width: 480px) {
  .site-header .btn { display: inline-flex; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--night);
}
.hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}
/* スマホは画面が縦長なため、中央基準だと人物が画面外に切れてしまう。
   顔・上半身が写っている右寄りの位置を基準にする（PC版は変更しない） */
@media (max-width: 640px) {
  .hero__img { object-position: 76% 20%; }
}
.hero__scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11,11,12,0.35) 0%, rgba(11,11,12,0.35) 40%, rgba(11,11,12,0.92) 100%);
}
.hero__content {
  position: relative;
  color: #fff;
  padding-block: clamp(3rem, 8vh, 5rem);
  width: 100%;
}
.hero__title {
  font-size: var(--fs-h1);
}
.hero__offer {
  margin-top: 1.4rem;
  font-size: clamp(1.1rem, 1rem + 0.6vw, 1.4rem);
  font-weight: 800;
  color: var(--accent);
}
.hero__offer-break { display: none; }
@media (max-width: 420px) {
  .hero__offer-break { display: inline; }
}
.hero__lead {
  font-size: var(--fs-lead);
  margin-top: 0.8rem;
  max-width: 34ch;
  color: rgba(255,255,255,0.92);
}
.hero__note {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--muted-invert);
}
.hero__scrolldown {
  position: absolute;
  bottom: 1.4rem;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 38px;
  border: 2px solid rgba(255,255,255,0.55);
  border-radius: 20px;
}
.hero__scrolldown span {
  position: absolute;
  top: 6px;
  left: 50%;
  width: 4px;
  height: 8px;
  margin-left: -2px;
  background: #fff;
  border-radius: 2px;
  animation: scrolldown 1.8s ease-in-out infinite;
}
@keyframes scrolldown {
  0% { opacity: 1; transform: translateY(0); }
  70% { opacity: 0; transform: translateY(12px); }
  100% { opacity: 0; }
}
@media (max-width: 640px) {
  .hero__scrolldown { display: none; }
}

/* ---------- Features (3つの特徴) ---------- */
.features { padding-block: var(--section-y); }
.features .wrap:first-child { margin-bottom: 2.2rem; }
.features__grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  grid-template-columns: 1fr;
}
@media (min-width: 720px) {
  .features__grid { grid-template-columns: repeat(3, 1fr); }
}
.feature-card {
  background: var(--paper-warm);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.8rem, 2.5vw, 2.4rem) clamp(1.4rem, 2vw, 1.8rem);
  text-align: center;
}
.feature-card__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  background: var(--cta);
  color: #fff;
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 1.1rem;
}
.feature-card h3 { font-size: var(--fs-h3); margin-bottom: 0.5em; }
.feature-card__title--single-line { white-space: nowrap; }
@media (max-width: 420px) {
  .feature-card h3.feature-card__title--single-line {
    font-size: clamp(0.95rem, 4.5vw, 1.1rem);
  }
}
@media (min-width: 720px) {
  .feature-card h3.feature-card__title--single-line {
    font-size: clamp(0.75rem, 1.6vw, 1.32rem);
    letter-spacing: -0.03em;
  }
}
.feature-card p { color: var(--muted); }

/* ---------- Campaign (9月限定キャンペーン) ---------- */
.campaign { background: var(--night); color: #fff; padding-block: var(--section-y); scroll-margin-top: 90px; }
.campaign .wrap > .eyebrow, .campaign .wrap > .section-title { text-align: center; }
.campaign .section-title { margin-inline: auto; margin-bottom: clamp(1.8rem, 3vw, 2.4rem); }

/* 共通特典：入会金 / 事務手数料 / 無料体験 を大きな数字バッジで */
.campaign__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(0.6rem, 1.5vw, 1.2rem);
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.campaign__stat {
  background: var(--night-2);
  border: 1px solid var(--line-invert);
  border-radius: var(--radius);
  padding: clamp(0.9rem, 2vw, 1.4rem) 0.5rem;
  text-align: center;
}
.campaign__stat-num {
  font-size: clamp(1.6rem, 1.1rem + 2.2vw, 2.4rem);
  font-weight: 800;
  color: var(--accent);
  line-height: 1.1;
}
.campaign__stat-num small { font-size: 0.5em; font-weight: 700; margin-left: 0.1em; }
.campaign__stat-num--sm { font-size: clamp(1.3rem, 1rem + 1.5vw, 1.9rem); }
.campaign__stat-label { margin-top: 0.4rem; font-size: clamp(0.75rem, 0.7rem + 0.3vw, 0.9rem); color: var(--muted-invert); }

.campaign__grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
@media (min-width: 720px) {
  .campaign__grid { grid-template-columns: repeat(2, 1fr); }
}
.campaign-card {
  background: var(--night-2);
  border: 1px solid var(--line-invert);
  border-radius: var(--radius);
  padding: clamp(1.6rem, 2.5vw, 2.4rem);
  text-align: center;
}
.campaign-card__label {
  display: inline-block;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 999px;
  padding: 0.3em 1em;
  margin-bottom: 1.4rem;
}
.campaign-card__price-tag { font-size: 0.95rem; font-weight: 700; color: var(--muted-invert); }
.campaign-card__price {
  margin-top: 0.2rem;
  line-height: 1;
}
.campaign-card__price-num { font-size: clamp(2.4rem, 1.6rem + 4vw, 3.6rem); font-weight: 800; }
.campaign-card__price-yen { font-size: clamp(1.2rem, 1rem + 1vw, 1.6rem); font-weight: 800; margin-left: 0.15em; }
.campaign-card__sub { margin-top: 0.5rem; font-size: 0.9rem; color: var(--muted-invert); }
.campaign-card__list {
  margin-top: 1.4rem;
  text-align: left;
  display: inline-block;
}
.campaign-card__list li {
  padding: 0.5em 0;
  padding-left: 1.5em;
  position: relative;
  color: rgba(255,255,255,0.92);
}
.campaign-card__list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 800;
}
.campaign-card__note { margin-top: 1rem; font-size: 0.8rem; color: var(--muted-invert); }

/* LINE限定特典：独立した目立つバナー */
.campaign__perk-banner {
  background: var(--cta);
  border-radius: var(--radius);
  padding: 1.2em 1.4em;
  text-align: center;
  margin-bottom: clamp(1.6rem, 3vw, 2.2rem);
  box-shadow: 0 16px 40px -18px rgba(217, 51, 26, 0.55);
}
.campaign__perk-banner-label { font-size: 0.85rem; font-weight: 700; letter-spacing: 0.04em; opacity: 0.9; }
.campaign__perk-banner-main { margin-top: 0.3rem; font-size: clamp(1.3rem, 1rem + 1.5vw, 1.7rem); font-weight: 800; }
.campaign__perk-banner-main strong { font-size: 1.15em; }

.campaign__disclaimer {
  border-top: 1px solid var(--line-invert);
  padding-top: 1.4rem;
  text-align: center;
  font-size: 0.8rem;
  line-height: 1.8;
  color: var(--muted-invert);
}

/* ---------- Split (image / text story blocks) ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr;
  align-items: stretch;
}
@media (min-width: 900px) {
  .split { grid-template-columns: 1fr 1fr; min-height: 640px; }
  .split--reverse .split__media { order: 2; }
}
.split__media { overflow: hidden; }
.split__media img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4 / 5; }
.split__text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2.5rem, 4vw, 5rem) var(--wrap-x);
}
.split__text h2 {
  font-size: var(--fs-h2);
  max-width: none;
  white-space: nowrap;
}
.split__text p:not(.eyebrow) { margin-top: 1.1em; max-width: 44ch; color: var(--muted); font-size: var(--fs-lead); }

/* ---------- CTA strip ---------- */
.cta-strip { background: var(--night); color: #fff; padding-block: 3rem; }
.cta-strip__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.4rem;
  text-align: center;
}
.cta-strip__inner p { font-size: var(--fs-lead); font-weight: 700; }

/* ---------- Gallery ---------- */
.gallery { padding-block: var(--section-y); }
.gallery .wrap:first-child { margin-bottom: 2.2rem; }
.gallery__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(0.4rem, 1vw, 0.8rem);
  padding-inline: var(--wrap-x);
}
@media (min-width: 800px) {
  .gallery__grid { grid-template-columns: repeat(3, 1fr); }
}
.gallery__item { overflow: hidden; border-radius: var(--radius); background: var(--paper-warm); }
.gallery__item img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 3 / 4; transition: transform 0.5s ease; }
.gallery__item--tall img { aspect-ratio: 3 / 5; }
.gallery__item:hover img { transform: scale(1.04); }

/* ---------- Flow ---------- */
.flow { padding-block: var(--section-y); }
.flow .wrap:first-child { margin-bottom: 2.5rem; }
.flow__list {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
  margin-bottom: 2.8rem;
}
@media (min-width: 780px) {
  .flow__list { grid-template-columns: repeat(3, 1fr); }
}
.flow__num {
  display: block;
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--cta);
  margin-bottom: 0.4rem;
}
.flow__list h3 { font-size: var(--fs-h3); margin-bottom: 0.5em; }
.flow__list p { color: var(--muted); }
.flow__cta { text-align: center; }

/* ---------- Pricing（要約・キャンペーンへの案内のみ） ---------- */
.pricing { background: var(--paper-warm); padding-block: var(--section-y); }
.pricing .wrap:first-child { text-align: center; margin-bottom: clamp(2rem, 4vw, 2.8rem); }
.pricing__lead { color: var(--muted); margin-top: 0.6em; }
.pricing__lead a { color: var(--cta); font-weight: 700; }
.pricing__summary {
  display: grid;
  gap: 1.2rem;
  grid-template-columns: 1fr;
  margin-bottom: clamp(2rem, 4vw, 2.8rem);
}
@media (min-width: 640px) {
  .pricing__summary { grid-template-columns: repeat(2, 1fr); }
}
.pricing__summary-item {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.4rem, 2.5vw, 2rem);
  text-align: center;
  box-shadow: 0 16px 40px -26px rgba(17,17,19,0.25);
}
.pricing__summary-label { font-weight: 700; color: var(--muted); font-size: 0.9rem; }
.pricing__summary-price { margin-top: 0.5rem; font-size: clamp(1.4rem, 1.1rem + 1.2vw, 1.9rem); font-weight: 800; }
.pricing__summary-price span { display: block; margin-top: 0.3rem; font-size: 0.85rem; color: var(--muted); font-weight: 500; }
.pricing__summary-note { margin-top: 0.5rem; font-size: 0.8rem; color: var(--muted); }
.pricing__footer { text-align: center; }

/* ---------- FAQ ---------- */
.faq { padding-block: var(--section-y); }
.faq .wrap > .eyebrow, .faq .wrap > .section-title { text-align: center; }
.faq .section-title { margin-inline: auto; margin-bottom: 2.2rem; }
.faq__item {
  border-bottom: 1px solid var(--line);
  padding-block: 1.1rem;
}
.faq__item summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 1.02rem;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: "+";
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--cta);
  flex-shrink: 0;
  transition: transform 0.2s ease;
}
.faq__item[open] summary::after { transform: rotate(45deg); }
.faq__item p { margin-top: 0.9rem; color: var(--muted); }

/* ---------- Access ---------- */
.access { padding-block: var(--section-y); background: var(--paper-warm); }
.access__grid {
  display: grid;
  gap: clamp(2rem, 4vw, 3rem);
  grid-template-columns: 1fr;
  align-items: start;
}
@media (min-width: 900px) {
  .access__grid { grid-template-columns: 1fr 1fr; }
}
.access__block { margin-top: 1.6rem; }
.access__block:last-of-type { margin-bottom: 1.8rem; }
.access__block-title { font-size: var(--fs-h3); margin-bottom: 0.6rem; }
.access__list { margin: 0; }
.access__list > div {
  display: flex;
  gap: 1rem;
  padding: 0.7em 0;
  border-bottom: 1px solid var(--line);
}
.access__list dt { width: 6.5em; flex-shrink: 0; color: var(--muted); font-weight: 700; font-size: 0.9rem; }
.access__list dd { line-height: 1.6; min-width: 0; overflow-wrap: anywhere; }
.access__list a { color: var(--cta); font-weight: 700; }
.access__media {
  display: flex;
  flex-direction: column;
  gap: clamp(1rem, 2vw, 1.5rem);
}
.access__media img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: center;
  border-radius: var(--radius);
}
@media (max-width: 640px) {
  .access__media img { max-height: 280px; }
}
/* Googleマップ：従来の表示枠（4:3）を維持したまま、公式埋め込み地図を表示する。 */
.access__map-card {
  position: relative;
  aspect-ratio: 4 / 3;
  width: 100%;
  max-width: 100%;
  overflow: hidden;
  border-radius: var(--radius);
  background: #e8e8e8;
  border: 1px solid var(--line);
}
.access__map-card iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.access__map-link {
  position: absolute;
  z-index: 1;
  left: 50%;
  bottom: 1rem;
  transform: translateX(-50%);
}
.access__map-link:hover { transform: translate(-50%, -2px); }
@media (max-width: 420px) {
  .access__map-link { font-size: 0.85rem; padding: 0.75em 1.2em; }
}

/* ---------- Closing ---------- */
.closing {
  position: relative;
  min-height: 78vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--night);
}
.closing__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.closing__scrim { position: absolute; inset: 0; background: rgba(11,11,12,0.62); }
.closing__content { position: relative; color: #fff; text-align: center; margin-inline: auto; padding-block: 4rem; }
.closing__content h2 { font-size: var(--fs-h1); }
.closing .cta-group { justify-content: center; }

/* ---------- Footer ---------- */
.site-footer { background: var(--night); color: var(--muted-invert); padding-block: 3rem; }
/* モバイルは画面下部に固定CTAバーが重なるため、フッター下部に逃げ余白を確保 */
@media (max-width: 899px) {
  .site-footer { padding-bottom: calc(3rem + 96px + env(safe-area-inset-bottom)); }
}
.site-footer__inner { text-align: center; }
.site-footer__links { display: flex; flex-wrap: wrap; justify-content: center; gap: 1.4rem; margin: 1.4rem 0; }
.site-footer__links a:hover { color: #fff; }
.site-footer__copy { font-size: 0.8rem; margin-top: 1rem; }

/* ---------- Sticky mobile CTA ---------- */
.sticky-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  display: flex;
  flex-wrap: nowrap;
  gap: 0.6rem;
  padding: 0.7rem;
  padding-bottom: calc(0.7rem + env(safe-area-inset-bottom));
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-top: 1px solid var(--line);
  /* スライドイン中に「見えている一部だけが丸くちぎれた図形」に見えないよう、
     画面外へのtranslateYではなく、常に定位置のままopacity/わずかな移動＋
     visibilityで表示・非表示を切り替える */
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0s linear 0.2s;
}
.sticky-cta.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.sticky-cta .btn { flex: 1; }
@media (min-width: 900px) {
  .sticky-cta { display: none; }
}

/* ---------- Scroll reveal ----------
   JS未実行時（読み込み前・JS無効時）はデフォルトで表示状態にしておき、
   <html class="js"> が付いた場合のみ初期非表示にしてフェードインさせる。
   これにより「JSが遅れる/失敗する=コンテンツが見えない」を防ぐ。 */
.js [data-reveal] { opacity: 0; }
[data-reveal].in-view { opacity: 1; }
.js [data-reveal="up"] { transform: translateY(24px); }
[data-reveal] { transition: opacity 0.6s ease, transform 0.6s ease; }
[data-reveal="up"].in-view { transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .js [data-reveal] { opacity: 1; transform: none; }
}