/* ============================================================
   DOG VILLA IZU - teaser
   ============================================================ */

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 2;
  letter-spacing: 0.06em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body.is-loading { overflow: hidden; }

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p, dl, dd, ul { margin: 0; padding: 0; }
ul { list-style: none; }

.inner {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.inner--narrow { max-width: 860px; }

/* ---------- 文節改行ユニット ----------
   デスクトップでは通常のテキストとして流し、狭い画面でのみ
   inline-block にして「このかたまりの内部では改行しない」を実現する。
   （word-break: auto-phrase は iOS Safari が未対応のため使わない）    */
.wbu { display: inline; }
@media (max-width: 767px) {
  .wbu { display: inline-block; }
}

/* ---------- 共通見出し ---------- */
.sec-label {
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.42em;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: 1.6em;
}
.sec-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(1.6rem, 4.4vw, 2.6rem);
  line-height: 1.7;
  letter-spacing: 0.1em;
  margin-bottom: 1.6em;
}
.sec-title--sm { font-size: clamp(1.35rem, 3.4vw, 1.9rem); }

/* ---------- ボタン ---------- */
.btn {
  --btn-fg: var(--color-text);
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: min(320px, 100%);
  padding: 1.15em 2.4em;
  font-family: var(--font-sans);
  font-size: 1rem;
  letter-spacing: 0.16em;
  color: var(--btn-fg);
  border: 1px solid var(--color-accent);
  overflow: hidden;
  transition: color 0.45s var(--ease);
}
.btn span { position: relative; z-index: 1; }
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: right center;
  transition: transform 0.5s var(--ease);
}
.btn:hover::before { transform: scaleX(1); transform-origin: left center; }
.btn:hover { color: #0b0b0d; }
.btn--gold { background: transparent; }
.btn--line { border-color: var(--color-border); }
.btn--line::before { background: var(--color-text); }

/* ============================================================
   ローダー
   ============================================================ */
.loader {
  position: fixed;
  inset: 0;
  z-index: 999;
  display: grid;
  place-items: center;
  background: var(--color-bg);
  transition: opacity 0.8s var(--ease), visibility 0.8s;
}
.loader.is-done { opacity: 0; visibility: hidden; }
.loader__inner { text-align: center; }
.loader__sub,
.loader__logo {
  display: block;
  opacity: 0;
  animation: loaderIn 1.1s var(--ease) forwards;
}
.loader__sub {
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.5em;
  color: var(--color-accent);
  margin-bottom: 0.9em;
}
.loader__logo {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 6vw, 2.6rem);
  letter-spacing: 0.24em;
  animation-delay: 0.18s;
}
.loader__bar {
  display: block;
  width: 140px;
  height: 1px;
  margin: 2.2em auto 0;
  background: var(--color-border);
  overflow: hidden;
}
.loader__bar i {
  display: block;
  height: 100%;
  width: 100%;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left center;
  animation: loaderBar 1.5s var(--ease) forwards;
}
@keyframes loaderIn {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: none; }
}
@keyframes loaderBar {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

/* ============================================================
   ヘッダー
   ============================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem var(--gutter);
  transition: background 0.5s var(--ease), padding 0.5s var(--ease), backdrop-filter 0.5s;
}
.site-header.is-stuck {
  background: rgba(11, 11, 13, 0.82);
  backdrop-filter: blur(14px);
  padding-block: 0.9rem;
  border-bottom: 1px solid var(--color-border);
}
.site-header__logo { display: grid; gap: 0.35em; }
.site-header__sub {
  font-family: var(--font-display);
  font-size: 1rem;
  /* 16pxに上げたぶん、字間は詰めて横幅を抑える */
  letter-spacing: 0.2em;
  color: var(--color-accent);
  line-height: 1.2;
}
.site-header__name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.16em;
  line-height: 1.2;
}
.site-header__cta {
  flex-shrink: 0;
  font-size: 1rem;
  letter-spacing: 0.1em;
  padding: 0.7em 1.2em;
  border: 1px solid var(--color-border);
  transition: border-color 0.4s var(--ease), color 0.4s var(--ease);
}
.site-header__cta:hover { border-color: var(--color-accent); color: var(--color-accent); }

/* ============================================================
   ヒーロー
   ============================================================ */
.hero {
  position: relative;
  height: 100svh;
  min-height: 560px;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.hero__media { position: absolute; inset: 0; }
.hero__slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transform: scale(1.14);
  will-change: transform, opacity;
  backface-visibility: hidden;
  /* 拡大率のリセットはフェードアウト完了後（2s後）に一瞬で行う。
     透明になってから戻すため、切り替わりの段差が見えない。 */
  transition: opacity 2s var(--ease), transform 0s linear 2s;
}
.hero__slide.is-active {
  opacity: 1;
  transform: scale(1);
  /* 等速で緩やかに縮小。表示時間＋フェード分をかけて動かし切る */
  transition: opacity 2s var(--ease), transform 9.5s linear 0s;
}
.hero__veil {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 80% at 50% 50%, rgba(11,11,13,0.15) 0%, rgba(11,11,13,0.72) 100%),
    linear-gradient(to bottom, rgba(11,11,13,0.5) 0%, transparent 30%, rgba(11,11,13,0.85) 100%);
}
.hero__inner {
  position: relative;
  text-align: center;
  padding-inline: var(--gutter);
}
.hero__open {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3.6vw, 2rem);
  font-weight: 500;
  /* 書体は活かしつつ、数字はライニング数字で揃える */
  font-variant-numeric: lining-nums;
  font-feature-settings: "lnum" 1;
  letter-spacing: 0.3em;
  color: var(--color-accent);
  /* 明るい空のカットでも読めるように影を敷く */
  text-shadow: 0 2px 18px rgba(11, 11, 13, 0.85);
  margin-bottom: 1.4em;
}
.hero__sub {
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.9vw, 1.1rem);
  letter-spacing: 0.46em;
  margin-bottom: 1.2em;
}
.hero__logo {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.1rem, 9vw, 5.4rem);
  letter-spacing: 0.14em;
  line-height: 1.1;
  margin-bottom: 0.55em;
}
.hero__copy {
  font-family: var(--font-serif);
  font-size: clamp(1rem, 3.4vw, 1.5rem);
  letter-spacing: 0.28em;
}

/* ヒーロー文字のフェードアップ（ローダー明け） */
[data-split] {
  opacity: 0;
  transform: translateY(26px);
  filter: blur(6px);
}
body.is-ready [data-split] {
  animation: heroIn 1.2s var(--ease) forwards;
}
body.is-ready .hero__open  { animation-delay: 0.1s; }
body.is-ready .hero__sub   { animation-delay: 0.28s; }
body.is-ready .hero__logo  { animation-delay: 0.44s; }
body.is-ready .hero__copy  { animation-delay: 0.66s; }
@keyframes heroIn {
  to { opacity: 1; transform: none; filter: blur(0); }
}

.hero__scroll {
  position: absolute;
  bottom: 2.2rem;
  left: 50%;
  transform: translateX(-50%);
  display: grid;
  justify-items: center;
  gap: 0.9rem;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.34em;
  color: var(--color-text-light);
  opacity: 0;
  transition: opacity 1s var(--ease) 1.4s;
}
body.is-ready .hero__scroll { opacity: 1; }
.hero__scroll i {
  display: block;
  width: 1px;
  height: 60px;
  background: var(--color-border);
  position: relative;
  overflow: hidden;
}
.hero__scroll i::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--color-accent);
  transform: translateY(-100%);
  animation: scrollLine 2.2s var(--ease) infinite;
}
@keyframes scrollLine {
  0%   { transform: translateY(-100%); }
  50%  { transform: translateY(0); }
  100% { transform: translateY(100%); }
}

/* ============================================================
   スクロールリビール
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
}
.reveal.is-in { opacity: 1; transform: none; }

.reveal-media { position: relative; overflow: hidden; }
.reveal-media img {
  transform: scale(1.18);
  transition: transform 1.6s var(--ease);
}
.reveal-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--color-bg);
  transform-origin: right center;
  transition: transform 1.1s var(--ease);
}
.reveal-media.is-in::after { transform: scaleX(0); }
.reveal-media.is-in img { transform: scale(1); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, [data-split] { opacity: 1 !important; transform: none !important; filter: none !important; }
  .reveal-media::after { display: none; }
  .reveal-media img { transform: none; }
  .hero__slide,
  .hero__slide.is-active { transform: none; transition: opacity 2s var(--ease); }
  .concept__marquee-track { animation: none !important; }
  .concept__bg { animation: none; transform: scale(1.06); }
}

/* ============================================================
   お知らせ（先行予約）
   ============================================================ */
.notice {
  position: relative;
  padding-block: clamp(5rem, 14vw, 9rem);
  text-align: center;
  background: var(--color-bg-alt);
  overflow: hidden;
}
.notice__glow {
  position: absolute;
  top: -40%;
  left: 50%;
  width: min(900px, 130vw);
  aspect-ratio: 1;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(201,162,39,0.14) 0%, transparent 62%);
  animation: glow 7s ease-in-out infinite alternate;
}
@keyframes glow {
  from { opacity: 0.55; transform: translateX(-50%) scale(0.94); }
  to   { opacity: 1;    transform: translateX(-50%) scale(1.08); }
}
.notice .inner { position: relative; }
.notice__label {
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.44em;
  color: var(--color-accent);
  margin-bottom: 2em;
}
.notice__title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(1.25rem, 4.2vw, 2.15rem);
  line-height: 1.9;
  letter-spacing: 0.08em;
  margin-bottom: 1em;
}
.notice__title span { display: block; }
.notice__title em {
  font-style: normal;
  color: var(--color-accent);
  position: relative;
}
.notice__lead {
  font-size: 1.05rem;
  color: var(--color-text-light);
  margin-bottom: 2.6em;
}

/* ============================================================
   コンセプト
   ============================================================ */
.concept {
  position: relative;
  padding-top: clamp(5.5rem, 15vw, 10rem);
  text-align: center;
  overflow: hidden;
}
/* 背景画像。暗さは保ったまま、うっすら見える程度に敷く */
.concept__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.55;
  filter: grayscale(0.15) brightness(1.15);
  transform: scale(1.06);
  animation: conceptDrift 26s ease-in-out infinite alternate;
}
.concept::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(95% 62% at 50% 42%, rgba(11,11,13,0.05) 0%, rgba(11,11,13,0.62) 100%),
    linear-gradient(to bottom, var(--color-bg) 0%, rgba(11,11,13,0.28) 26%, rgba(11,11,13,0.38) 72%, var(--color-bg) 100%);
}
.concept > .inner,
.concept > .concept__marquee { position: relative; z-index: 1; }
@keyframes conceptDrift {
  from { transform: scale(1.06) translate3d(0, 0, 0); }
  to   { transform: scale(1.14) translate3d(0, -1.5%, 0); }
}
.concept__body p {
  font-family: var(--font-serif);
  font-size: clamp(1.05rem, 2.4vw, 1.2rem);
  line-height: 2.7;
  letter-spacing: 0.1em;
  color: #e8e4dd;
}
/* 背景画像の上でも文字が沈まないように */
.concept .sec-title,
.concept .sec-label,
.concept__body p { text-shadow: 0 2px 14px rgba(11, 11, 13, 0.9); }
.concept__body p + p { margin-top: 2.4em; }
.concept__body br { display: none; }
@media (min-width: 768px) { .concept__body br { display: inline; } }

.concept__marquee {
  margin-top: clamp(4rem, 11vw, 7rem);
  overflow: hidden;
  border-block: 1px solid var(--color-border);
  padding-block: 1.5rem;
}
.concept__marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 32s linear infinite;
}
.concept__marquee-track span {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 3.4vw, 1.7rem);
  letter-spacing: 0.24em;
  color: rgba(242, 239, 233, 0.28);
  white-space: nowrap;
  padding-right: 1.5rem;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============================================================
   フィーチャー
   ============================================================ */
.feature { padding-block: clamp(5rem, 13vw, 8.5rem); }
.feature__grid {
  display: grid;
  gap: clamp(2.5rem, 6vw, 4.5rem);
  align-items: center;
}
@media (min-width: 900px) {
  .feature__grid { grid-template-columns: 1fr 1fr; }
  .feature--rev .feature__media { order: 2; }
}
.feature__media img { width: 100%; object-fit: cover; }
.feature__title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(1.2rem, 3.4vw, 1.75rem);
  line-height: 1.9;
  letter-spacing: 0.09em;
  margin-bottom: 1.4em;
}
.feature__text p {
  font-size: 1.05rem;
  line-height: 2.4;
  color: #cfcac2;
}
.feature__text p + p { margin-top: 1.6em; }
.feature__spec {
  margin-top: 2.4em;
  border-top: 1px solid var(--color-border);
}
.feature__spec li {
  display: flex;
  gap: 1.5em;
  padding-block: 0.9em;
  border-bottom: 1px solid var(--color-border);
  font-size: 1rem;
}
.feature__spec span {
  min-width: 4.5em;
  color: var(--color-accent);
  letter-spacing: 0.16em;
}
.feature__spec b { font-weight: 400; }
/* ラベルが長く本文も長い項目は、横並びをやめて上下に積む */
.feature__spec li.is-block { display: block; }
.feature__spec li.is-block span {
  display: block;
  min-width: 0;
  margin-bottom: 0.6em;
}
.feature__spec li.is-block b {
  display: block;
  line-height: 2.1;
  color: #cfcac2;
}

/* ============================================================
   ギャラリー
   ============================================================ */
.gallery { padding-block: clamp(3rem, 8vw, 5rem); }
.gallery__row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(0.5rem, 1.6vw, 1rem);
  padding-inline: clamp(0.5rem, 1.6vw, 1rem);
}
@media (min-width: 900px) {
  .gallery__row { grid-template-columns: repeat(4, 1fr); }
}
.gallery__item {
  margin: 0;
  overflow: hidden;
  aspect-ratio: 3 / 4;
}
.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* transform はパララックスがJSで毎フレーム更新するため transition から除外 */
  transition: filter 1.1s var(--ease);
  filter: grayscale(0.25) brightness(0.88);
  will-change: transform;
}
.gallery__item:hover img { filter: none; }
/* 横位置の写真を縦長に切り抜くため、被写体（愛犬）が中央に来るよう寄せる */
.gallery__item--dog img { object-position: 62% center; }
@media (min-width: 900px) {
  /* パララックスで上下に動かすぶん、あらかじめ拡大して余白が出ないようにする */
  .gallery__item img { transform: scale(1.14); }
}
.gallery__note {
  margin-top: 2em;
  text-align: center;
  font-size: 1rem;
  letter-spacing: 0.12em;
  color: var(--color-text-light);
}

/* ---------- 提携ロゴ（各セクションのコンテンツ下に配置） ---------- */
.brand-logo {
  margin: 3.2em auto 0;
  line-height: 0;
}
.brand-logo img {
  margin-inline: auto;
  width: auto;
  height: auto;
  opacity: 0.9;
}
.brand-logo--inuyado img { max-width: min(170px, 46vw); }
.brand-logo--br img { max-width: min(105px, 30vw); }
/* 本文が下マージンを持っているぶん、上は詰めて下に間隔をとる */
.brand-logo--br { margin: 0 auto 3.2em; }

/* ============================================================
   いぬやど
   ============================================================ */
.inuyado {
  padding-block: clamp(5rem, 13vw, 8.5rem);
  background: var(--color-bg-alt);
  text-align: center;
}
.inuyado__lead {
  font-size: 1.05rem;
  line-height: 2.4;
  color: #c6c1b9;
  text-align: left;
  margin-bottom: 3em;
}
.counter {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-bottom: 3.2em;
  border-block: 1px solid var(--color-border);
  padding-block: 2.4rem;
}
.counter__item dt {
  font-size: 1rem;
  letter-spacing: 0.24em;
  color: var(--color-text-light);
  margin-bottom: 0.6em;
}
.counter__item dd {
  margin: 0;
  /* Cormorant はオールドスタイル数字で 1 が I に見えるため、数値はサンセリフで表示する */
  font-family: var(--font-sans);
  font-weight: 400;
  font-variant-numeric: lining-nums tabular-nums;
  font-feature-settings: "lnum" 1, "tnum" 1;
  font-size: clamp(1.7rem, 5.6vw, 2.7rem);
  letter-spacing: 0.04em;
  color: var(--color-accent);
  line-height: 1.2;
}

/* ============================================================
   当社・施設に関しまして
   ============================================================ */
.company {
  position: relative;
  padding-block: clamp(5.5rem, 14vw, 9rem);
  overflow: hidden;
}
.company__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.16;
  filter: grayscale(0.6);
}
.company::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, var(--color-bg) 0%, rgba(11,11,13,0.62) 45%, var(--color-bg) 100%);
}
.company__inner { position: relative; z-index: 1; text-align: center; }
.company__body { text-align: left; margin-bottom: 3em; }
.company__body p {
  font-size: 1.05rem;
  line-height: 2.4;
  color: #c6c1b9;
}
.company__body p + p { margin-top: 1.8em; }
/* ---------- ウエイティングリスト登録フォーム ---------- */
.wform {
  max-width: 620px;
  margin-inline: auto;
  text-align: left;
  border: 1px solid var(--color-border);
  padding: clamp(1.8rem, 5vw, 2.8rem);
  background: rgba(11, 11, 13, 0.55);
  backdrop-filter: blur(6px);
}
.wform__head {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  letter-spacing: 0.12em;
  text-align: center;
  margin-bottom: 2em;
  padding-bottom: 1.2em;
  border-bottom: 1px solid var(--color-border);
}
.wform__field { margin-bottom: 1.6em; }
.wform__field label {
  display: flex;
  align-items: center;
  gap: 0.8em;
  font-size: 1rem;
  letter-spacing: 0.14em;
  margin-bottom: 0.7em;
  color: #ddd8d0;
}
.wform__req,
.wform__any {
  font-size: 1rem;
  letter-spacing: 0.1em;
  padding: 0.25em 0.7em;
  line-height: 1.6;
}
.wform__req { color: #0b0b0d; background: var(--color-accent); }
.wform__any { color: var(--color-text-light); border: 1px solid var(--color-border); }

.wform input[type="text"],
.wform input[type="email"] {
  width: 100%;
  padding: 0.9em 1em;
  font-family: inherit;
  font-size: 1.05rem;
  color: var(--color-text);
  background: rgba(242, 239, 233, 0.05);
  border: 1px solid var(--color-border);
  border-radius: 0;
  transition: border-color 0.35s var(--ease), background 0.35s var(--ease);
}
.wform input::placeholder { color: rgba(168, 164, 156, 0.7); }
.wform input:focus {
  outline: none;
  border-color: var(--color-accent);
  background: rgba(242, 239, 233, 0.09);
}
.wform input[aria-invalid="true"] { border-color: #d4756b; }

.wform__error {
  margin-top: 0.5em;
  font-size: 1rem;
  line-height: 1.8;
  color: #e0928a;
  min-height: 0;
}
.wform__error:empty { display: none; }

/* ハニーポット。画面にも読み上げにも出さない */
.wform__hp {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.wform__submit {
  width: 100%;
  margin-top: 0.8em;
  font-family: inherit;
  cursor: pointer;
  background: transparent;
}
.wform__submit:disabled { opacity: 0.5; cursor: default; }
.wform__submit:disabled::before { transform: scaleX(0); }

.wform__status {
  margin-top: 1.4em;
  font-size: 1.05rem;
  line-height: 2;
  text-align: center;
}
.wform__status:empty { display: none; }
.wform__status.is-ok { color: var(--color-accent); }
.wform__status.is-ng { color: #e0928a; }

/* 送信完了後は入力欄を隠し、お礼メッセージだけを見せる */
.wform.is-done .wform__field,
.wform.is-done .wform__submit { display: none; }

/* ============================================================
   施設概要
   ============================================================ */
/* index.php（TOP以外のフォールバック）で使用 */
.outline { padding-block: clamp(5rem, 13vw, 8rem); text-align: center; }

/* ============================================================
   フッター
   ============================================================ */
.site-footer {
  padding-block: clamp(3rem, 8vw, 4.5rem) 2rem;
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
}
.site-footer__inner {
  display: grid;
  gap: 2.5rem;
  align-items: center;
  text-align: center;
}
@media (min-width: 768px) {
  .site-footer__inner { grid-template-columns: 1fr auto; text-align: left; }
}
.site-footer__brand { display: grid; gap: 0.6em; }
.site-footer__sub {
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.4em;
  color: var(--color-accent);
}
.site-footer__name {
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 0.2em;
}
.site-footer__open {
  font-size: 1rem;
  letter-spacing: 0.2em;
  color: var(--color-text-light);
}
.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.6rem;
  font-size: 1rem;
  letter-spacing: 0.1em;
}
.site-footer__links a { color: var(--color-text-light); transition: color 0.35s var(--ease); }
.site-footer__links a:hover { color: var(--color-accent); }
.site-footer__copy {
  margin-top: 3rem;
  text-align: center;
  font-size: 1rem;
  letter-spacing: 0.14em;
  color: rgba(168, 164, 156, 0.7);
}

/* ============================================================
   スマートフォン最適化
   本文は16pxを保ちつつ、字間の広いラベル・ロゴ類は
   画面幅に見合うサイズへ戻して折り返しを防ぐ。
   ※フォームの入力欄は16px未満にしない（iOSで自動ズームするため）
   ============================================================ */
@media (max-width: 600px) {

  /* ヘッダー：3行に折り返していたロゴを1行ずつに収める */
  .site-header { gap: 1rem; padding: 1rem var(--gutter); }
  .site-header__logo { gap: 0.4em; }
  .site-header__sub {
    font-size: 0.62rem;
    letter-spacing: 0.18em;
    white-space: nowrap;
  }
  .site-header__name {
    font-size: 0.95rem;
    letter-spacing: 0.12em;
    white-space: nowrap;
  }
  .site-header__cta {
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    padding: 0.7em 0.9em;
  }

  /* 欧文の小見出し・ラベル類 */
  .sec-label { font-size: 0.72rem; letter-spacing: 0.3em; }
  .notice__label { font-size: 0.72rem; letter-spacing: 0.3em; }
  .loader__sub { font-size: 0.68rem; letter-spacing: 0.36em; }
  .hero__sub { font-size: 0.7rem; letter-spacing: 0.34em; }
  .hero__scroll { font-size: 0.62rem; letter-spacing: 0.26em; }

  /* 注釈・補足 */
  .gallery__note { font-size: 0.8rem; }
  .counter__item dt { font-size: 0.82rem; letter-spacing: 0.16em; }
  .feature__spec li { font-size: 0.92rem; }
  .btn { font-size: 0.92rem; letter-spacing: 0.1em; padding: 1.05em 1.6em; }

  /* フォーム（入力欄は16pxのまま） */
  .wform__head { font-size: 1rem; }
  .wform__field label { font-size: 0.9rem; letter-spacing: 0.08em; }
  .wform__req,
  .wform__any { font-size: 0.72rem; }
  .wform__error { font-size: 0.85rem; }
  .wform__status { font-size: 0.92rem; }

  /* フッター */
  .site-footer__sub { font-size: 0.65rem; letter-spacing: 0.3em; }
  .site-footer__name { font-size: 1.15rem; }
  .site-footer__open { font-size: 0.82rem; }
  .site-footer__links { gap: 1.2rem; font-size: 0.85rem; }
  .site-footer__copy { font-size: 0.7rem; letter-spacing: 0.08em; }

  /* 本文は読みやすさ優先で16pxを維持しつつ、行間だけ詰める */
  .concept__body p,
  .feature__text p,
  .inuyado__lead,
  .company__body p,
  .notice__lead { font-size: 1rem; line-height: 2.2; }
}