/* =============================================================
   Lumière｜大人のためのナチュラル美容室 スタイルシート
   ============================================================= */

:root {
    --cream:  #faf6f0;   /* ベース背景 */
    --greige: #c8b8a4;   /* メイン（くすみベージュ） */
    --green:  #4f5a4c;   /* アクセント（ディープグリーン） */
    --gold:   #b89b5e;   /* サブアクセント（くすみゴールド） */
    --char:   #3a3733;   /* テキスト */
    --white:  #ffffff;

    --font-en:   'Cormorant Garamond', serif;
    --font-min:  'Shippori Mincho', serif;
    --font-ja:   'Noto Sans JP', sans-serif;

    --ease: cubic-bezier(0.16, 1, 0.3, 1);
    --maxw: 1100px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-ja);
    color: var(--char);
    background: var(--cream);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ── 共通ボタン ───────────────────────────────────────────── */
.btn {
    display: inline-block;
    padding: 18px 44px;
    font-size: 15px;
    letter-spacing: 0.15em;
    border-radius: 2px;
    transition: transform 0.4s var(--ease), background 0.3s, color 0.3s;
}
.btn:hover { transform: translateY(-3px); }
.btn--green { background: var(--green); color: var(--white); }
.btn--green:hover { background: #3f4a3d; }
.btn--gold { background: var(--gold); color: var(--white); }
.btn--gold:hover { background: #a78a4f; }

/* ── 共通見出し ───────────────────────────────────────────── */
.heading__en {
    font-family: var(--font-en);
    font-size: 15px;
    font-weight: 500;
    letter-spacing: 0.35em;
    color: var(--gold);
    text-transform: lowercase;
    margin-bottom: 14px;
}
.heading__ja {
    font-family: var(--font-min);
    font-size: clamp(22px, 3vw, 30px);
    font-weight: 500;
    letter-spacing: 0.08em;
    color: var(--char);
    line-height: 1.5;
}
.heading__line {
    display: block;
    width: 48px;
    height: 2px;
    background: var(--gold);
    margin-top: 18px;
}
.heading--center { text-align: center; }
.heading--center .heading__line { margin-left: auto; margin-right: auto; }


/* =============================================================
   ① ヘッダー
   ============================================================= */
.header {
    position: fixed;
    top: 0; left: 0;
    width: 100%;
    z-index: 100;
    transition: background 0.4s, box-shadow 0.4s;
}
.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 26px 48px;
}
.header__logo {
    font-family: var(--font-en);
    font-size: 30px;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--white);
    transition: color 0.4s;
}

.gnav { display: flex; align-items: center; gap: 40px; }
.gnav__list { display: flex; gap: 34px; }
.gnav__list a {
    font-family: var(--font-en);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.12em;
    color: var(--white);
    transition: color 0.3s;
    position: relative;
}
.gnav__list a::after {
    content: "";
    position: absolute;
    left: 0; bottom: -6px;
    width: 0; height: 1px;
    background: var(--gold);
    transition: width 0.3s var(--ease);
}
.gnav__list a:hover::after { width: 100%; }
.gnav__reserve {
    background: var(--gold);
    color: var(--white);
    padding: 12px 24px;
    font-size: 14px;
    letter-spacing: 0.08em;
    border-radius: 2px;
    transition: background 0.3s, transform 0.3s var(--ease);
}
.gnav__reserve:hover { background: #a78a4f; transform: translateY(-2px); }

/* スクロール後（背景白）のヘッダー */
.header.is-scrolled {
    background: rgba(255,255,255,0.96);
    box-shadow: 0 2px 20px rgba(58,55,51,0.08);
}
.header.is-scrolled .header__logo,
.header.is-scrolled .gnav__list a { color: var(--char); }

/* ハンバーガー（スマホ用・初期非表示） */
.hamburger {
    display: none;
    width: 36px; height: 26px;
    background: none; border: none;
    position: relative; cursor: pointer; z-index: 120;
}
.hamburger span {
    position: absolute; left: 0;
    width: 100%; height: 2px;
    background: var(--white);
    transition: transform 0.3s var(--ease), opacity 0.3s, background 0.3s;
}
.hamburger span:nth-child(1) { top: 2px; }
.hamburger span:nth-child(2) { top: 12px; }
.hamburger span:nth-child(3) { top: 22px; }
.header.is-scrolled .hamburger span { background: var(--char); }
.hamburger.is-open span { background: var(--white); }
.hamburger.is-open span:nth-child(1) { transform: translateY(10px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-10px) rotate(-45deg); }


/* =============================================================
   ② ヒーロー
   ============================================================= */
.hero {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
}
.hero__bg {
    position: absolute;
    inset: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    /* ゆっくりズーム（ケンバーンズ） */
    transform: scale(1.06);
    animation: kenburns 14s ease-out forwards;
}
@keyframes kenburns {
    from { transform: scale(1.06); }
    to   { transform: scale(1.16); }
}
.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(58,55,51,0.15) 0%, rgba(58,55,51,0.45) 100%);
}
.hero__copy {
    position: absolute;
    left: 8%;
    bottom: 14%;
    z-index: 2;
    color: var(--white);
}
.hero__accent {
    display: block;
    width: 60px; height: 2px;
    background: var(--gold);
    margin-bottom: 26px;
}
.hero__en {
    font-family: var(--font-en);
    font-size: 16px;
    font-weight: 500;
    letter-spacing: 0.4em;
    margin-bottom: 12px;
    opacity: 0.92;
}
.hero__title {
    font-family: var(--font-en);
    font-size: clamp(64px, 9vw, 104px);
    font-weight: 300;
    line-height: 1;
    letter-spacing: 0.02em;
    margin-bottom: 22px;
}
.hero__lead {
    font-family: var(--font-min);
    font-size: clamp(16px, 2vw, 19px);
    letter-spacing: 0.12em;
    margin-bottom: 34px;
}

/* ヒーローのコピーをロード時に順次フェードイン */
.hero__copy > * {
    opacity: 0;
    animation: heroFade 1s var(--ease) forwards;
}
@keyframes heroFade {
    from { opacity: 0; transform: translateY(26px); }
    to   { opacity: 1; transform: translateY(0); }
}
.hero__accent { animation-delay: 0.3s; }
.hero__en     { animation-delay: 0.5s; }
.hero__title  { animation-delay: 0.65s; }
.hero__lead   { animation-delay: 0.9s; }
.hero__cta    { animation-delay: 1.1s; }

/* スクロール誘導の矢印 */
.hero__scroll {
    position: absolute;
    left: 50%; bottom: 30px;
    transform: translateX(-50%);
    z-index: 3;
    width: 26px; height: 44px;
    border: 1px solid rgba(255,255,255,0.7);
    border-radius: 14px;
}
.hero__scroll span {
    position: absolute;
    left: 50%; top: 8px;
    width: 4px; height: 8px;
    margin-left: -2px;
    background: var(--white);
    border-radius: 2px;
    animation: scrollDot 1.8s var(--ease) infinite;
}
@keyframes scrollDot {
    0%   { opacity: 0; transform: translateY(0); }
    30%  { opacity: 1; }
    70%  { opacity: 1; transform: translateY(16px); }
    100% { opacity: 0; transform: translateY(16px); }
}


/* =============================================================
   ③ コンセプト
   ============================================================= */
.concept { padding: 120px 24px; }
.concept__inner {
    max-width: var(--maxw);
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 70px;
}
.concept__text { flex: 1; }
.heading--left { margin-bottom: 30px; }
.concept__body { font-size: 15px; line-height: 2.1; }
.concept__img { flex: 0 0 46%; }
.concept__img img {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    border-radius: 2px;
    box-shadow: 0 16px 40px rgba(58,55,51,0.14);
}


/* =============================================================
   ④ メニュー＆料金
   ============================================================= */
.menu { padding: 110px 24px; background: var(--white); }
.menu__list {
    max-width: 860px;
    margin: 56px auto 0;
}
.menu__item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 26px 4px;
    border-bottom: 1px solid rgba(200,184,164,0.5);
}
.menu__item:last-child { border-bottom: none; }
.menu__name {
    font-family: var(--font-min);
    font-size: 20px;
    letter-spacing: 0.06em;
    color: var(--char);
    display: block;
}
.menu__desc { font-size: 13px; color: rgba(58,55,51,0.6); }
.menu__price {
    font-family: var(--font-en);
    font-size: 26px;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: var(--green);
}


/* =============================================================
   ⑤ スタイリスト
   ============================================================= */
.stylist { padding: 110px 24px; }
.stylist__grid {
    max-width: var(--maxw);
    margin: 56px auto 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.stylist__card {
    transition: transform 0.5s var(--ease);
}
.stylist__card:hover { transform: translateY(-6px); }
.stylist__img {
    overflow: hidden;
    border-radius: 2px;
    margin-bottom: 16px;
}
.stylist__img img {
    width: 100%;
    /* ギャラリーくらいの横長サイズに（写真を小さく） */
    aspect-ratio: 4 / 3;
    object-fit: cover;
    transition: transform 0.7s var(--ease);
}
.stylist__card:hover .stylist__img img { transform: scale(1.05); }
.stylist__en {
    font-family: var(--font-en);
    font-size: 24px;
    font-weight: 600;
    color: var(--green);
    letter-spacing: 0.04em;
}
.stylist__name { font-size: 14px; font-weight: 500; margin: 4px 0 12px; }
.stylist__name span { color: rgba(58,55,51,0.7); font-weight: 400; font-size: 13px; }
.stylist__comment { font-size: 13px; line-height: 1.9; color: rgba(58,55,51,0.78); }


/* =============================================================
   ⑥ ギャラリー
   ============================================================= */
.gallery { padding: 110px 24px; background: var(--white); }
.gallery__grid {
    max-width: 1180px;
    margin: 56px auto 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.gallery__item {
    overflow: hidden;
    border-radius: 2px;
}
.gallery__item img {
    width: 100%;
    aspect-ratio: 19 / 15;
    object-fit: cover;
    transition: transform 0.7s var(--ease);
}
.gallery__item:hover img { transform: scale(1.07); }


/* =============================================================
   ⑦ お客様の声
   ============================================================= */
.voice { padding: 110px 24px; }
.voice__grid {
    max-width: var(--maxw);
    margin: 56px auto 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.voice__card {
    background: var(--white);
    padding: 40px 34px;
    border-radius: 2px;
    box-shadow: 0 8px 28px rgba(58,55,51,0.06);
    transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease);
}
.voice__card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(58,55,51,0.12);
}
.voice__quote {
    font-family: var(--font-min);
    font-size: 18px;
    color: var(--green);
    line-height: 1.6;
    margin-bottom: 16px;
}
.voice__body { font-size: 14px; line-height: 1.95; color: rgba(58,55,51,0.78); margin-bottom: 18px; }
.voice__name {
    font-size: 12px;
    letter-spacing: 0.05em;
    color: var(--gold);
    font-weight: 500;
}


/* =============================================================
   ⑧ アクセス
   ============================================================= */
.access { padding: 110px 24px; background: var(--white); }
.access__inner {
    max-width: var(--maxw);
    margin: 56px auto 0;
    display: flex;
    align-items: stretch;
    gap: 60px;
}
.access__info { flex: 0 0 38%; }
.access__row {
    padding: 18px 0;
    border-bottom: 1px solid rgba(200,184,164,0.5);
}
.access__row dt {
    font-family: var(--font-en);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--gold);
    margin-bottom: 6px;
}
.access__row dd { font-size: 15px; line-height: 1.7; }
.access__map {
    flex: 1;
    min-height: 360px;
    border-radius: 2px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(58,55,51,0.1);
}
.access__map iframe { display: block; width: 100%; height: 100%; }


/* =============================================================
   ⑨ 予約CTA
   ============================================================= */
.reserve {
    padding: 120px 24px;
    background: var(--green);
    text-align: center;
    color: var(--white);
}
.reserve__inner { max-width: 640px; margin: 0 auto; }
.reserve__en {
    font-family: var(--font-en);
    font-size: 15px;
    font-weight: 500;
    letter-spacing: 0.45em;
    color: var(--gold);
    margin-bottom: 18px;
}
.reserve__title {
    font-family: var(--font-min);
    font-size: clamp(24px, 3.5vw, 32px);
    font-weight: 500;
    letter-spacing: 0.08em;
    margin-bottom: 22px;
}
.reserve__lead { font-size: 15px; line-height: 1.9; opacity: 0.9; margin-bottom: 36px; }
.reserve__btn { font-size: 16px; }
.reserve__tel {
    font-family: var(--font-en);
    font-size: 22px;
    letter-spacing: 0.1em;
    margin-top: 28px;
}


/* =============================================================
   フッター
   ============================================================= */
.footer {
    background: var(--char);
    color: var(--white);
    text-align: center;
    padding: 60px 24px;
}
.footer__logo {
    font-family: var(--font-en);
    font-size: 28px;
    font-weight: 600;
    letter-spacing: 0.04em;
    margin-bottom: 22px;
}
.footer__nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 22px;
}
.footer__nav a {
    font-family: var(--font-en);
    font-size: 12px;
    letter-spacing: 0.15em;
    opacity: 0.85;
    transition: opacity 0.3s;
}
.footer__nav a:hover { opacity: 1; color: var(--gold); }
.footer__copy { font-size: 11px; opacity: 0.55; letter-spacing: 0.05em; }


/* =============================================================
   スクロール表示アニメーション 初期状態
   ============================================================= */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* グリッド内の要素を1つずつ時間差で表示（スタッガー） */
.stylist__card:nth-child(2),
.gallery__item:nth-child(2),
.voice__card:nth-child(2),
.menu__item:nth-child(2) { transition-delay: 0.1s; }
.stylist__card:nth-child(3),
.gallery__item:nth-child(3),
.voice__card:nth-child(3),
.menu__item:nth-child(3) { transition-delay: 0.2s; }
.menu__item:nth-child(4),
.gallery__item:nth-child(4) { transition-delay: 0.3s; }
.menu__item:nth-child(5),
.gallery__item:nth-child(5) { transition-delay: 0.4s; }
.gallery__item:nth-child(6) { transition-delay: 0.5s; }

@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
    .hero__bg, .hero__copy > *, .hero__scroll span { animation: none; }
    .hero__copy > * { opacity: 1; }
}


/* =============================================================
   レスポンシブ：タブレット（〜900px）
   ============================================================= */
@media (max-width: 900px) {
    .header__inner { padding: 18px 24px; }

    /* PCナビを隠してハンバーガー表示 */
    .hamburger { display: block; }
    .gnav {
        position: fixed;
        top: 0; right: 0;
        width: min(78vw, 320px);
        height: 100vh;
        background: var(--green);
        flex-direction: column;
        justify-content: center;
        gap: 36px;
        transform: translateX(100%);
        transition: transform 0.45s var(--ease);
    }
    .gnav.is-open { transform: translateX(0); }
    .gnav__list { flex-direction: column; gap: 28px; text-align: center; }
    .gnav__list a { color: var(--white); font-size: 16px; }
    .header.is-scrolled .gnav__list a { color: var(--white); }

    .concept__inner { flex-direction: column; gap: 40px; }
    .concept__img { flex: none; width: 100%; max-width: 460px; }

    .stylist__grid { grid-template-columns: repeat(3, 1fr); gap: 20px; }
    .voice__grid { grid-template-columns: 1fr; max-width: 520px; }

    .access__inner { flex-direction: column; gap: 40px; }
    .access__info { flex: none; width: 100%; }
    .access__map { width: 100%; min-height: 320px; }
}


/* =============================================================
   レスポンシブ：スマホ（〜600px）
   ============================================================= */
@media (max-width: 600px) {
    .concept, .menu, .stylist, .gallery, .voice, .access { padding: 80px 20px; }
    .reserve { padding: 80px 20px; }

    .hero__copy { left: 7%; right: 7%; bottom: 12%; }

    /* スタイリストは縦1列 */
    .stylist__grid { grid-template-columns: 1fr; gap: 36px; max-width: 360px; margin-left: auto; margin-right: auto; }
    .stylist__img img { aspect-ratio: 4 / 3; }

    /* ギャラリーは2列 */
    .gallery__grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }

    .menu__item { padding: 20px 2px; }
    .menu__name { font-size: 18px; }
    .menu__price { font-size: 22px; }

    .btn { padding: 16px 36px; }
}