/* ============================================
   色とフォントの基本設定
============================================ */
:root {
    --bg-color: #f4f4f4;
    --bg-light: #ececec;
    --bg-dark: #111111;
    --text-main: #151515;
    --text-light: #f5f5f5;
    --text-muted: #6a6a6a;
    --border-color: rgba(21, 21, 21, 0.12);
    --accent: #2a2a2a;
    --accent-soft: #9d9d9d;
    --surface: rgba(255, 255, 255, 0.84);
    --shadow-soft: 0 24px 60px rgba(0, 0, 0, 0.10);
    
    --font-en: 'Montserrat', sans-serif;
    --font-jp: 'Noto Sans JP', sans-serif;
}

/* ============================================
   ページ全体の基本設定
============================================ */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-jp);
    background:
        radial-gradient(circle at top, rgba(0, 0, 0, 0.05), transparent 24%),
        linear-gradient(180deg, #fbfbfb 0%, var(--bg-color) 100%);
    color: var(--text-main);
    line-height: 1.7;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    display: block;
}

ul {
    list-style: none;
}

/* 何度か使う小さな調整用クラス */
.mt-8 { margin-top: 4rem; }
.text-light { color: var(--text-light); }


/* ============================================
   サイト全体で使う動き
============================================ */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

/* スクロールでふわっと出す要素 */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s cubic-bezier(0.2, 0.8, 0.2, 1), transform 1s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 見出しを1文字ずつ出すための設定 */
.typing-title {
    position: relative;
    display: inline-block;
}

.typing-char {
    opacity: 0;
    display: inline-block;
}

.typing-space {
    min-width: 0.38em;
}

/* 文字入力のように見せる棒 */
.typing-title::after {
    content: '';
    display: inline-block;
    width: 0.1em;
    height: 0.9em;
    background-color: currentColor;
    margin-left: 0.1em;
    vertical-align: baseline;
    animation: blinkCursor 0.8s step-end infinite;
    opacity: 0;
}

.typing-title.is-typing::after {
    opacity: 1;
}

.typing-title.is-complete::after {
    animation: none;
    opacity: 0;
    transition: opacity 0.5s ease;
}

@keyframes blinkCursor {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}


/* ============================================
   画面上部のメニュー
============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.4rem 0;
    transition: background-color 0.4s ease, padding 0.4s ease, box-shadow 0.4s ease;
}

/* 少し下へ進んだらヘッダーを白くする */
.header.scrolled {
    background-color: rgba(255, 255, 255, 0.86);
    padding: 1rem 0;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.header-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-en);
    font-weight: 900;
    font-size: clamp(2rem, 2.6vw, 2.9rem);
    color: #fff;
    letter-spacing: 0.18em;
    line-height: 1;
    position: relative;
    display: inline-block;
    padding-bottom: 0.42rem;
    text-shadow: 0 10px 24px rgba(0, 0, 0, 0.22);
    transition: color 0.4s ease;
}

.logo::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 2px;
    border-radius: 999px;
    background: linear-gradient(90deg, currentColor 0%, currentColor 72%, transparent 100%);
    opacity: 0.85;
}

.header.scrolled .logo {
    color: var(--text-main);
    text-shadow: none;
}

.header-nav {
    display: flex;
    gap: 1.6rem;
}

.header-nav a {
    color: rgba(255, 255, 255, 0.84);
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.1rem;
    white-space: nowrap;
    text-align: center;
    transition: color 0.4s ease;
}

.header-nav-ja {
    font-family: var(--font-jp);
    font-size: 0.96rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    line-height: 1.2;
}

.header-nav-en {
    font-family: var(--font-en);
    font-size: 0.56rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    line-height: 1.2;
    color: rgba(255, 255, 255, 0.46);
}

.header-nav a:hover {
    color: #fff;
}

.header.scrolled .header-nav a {
    color: rgba(21, 21, 21, 0.75);
}

.header.scrolled .header-nav-en {
    color: rgba(21, 21, 21, 0.42);
}

.header.scrolled .header-nav a:hover {
    color: var(--text-main);
}

.header-nav a:hover .header-nav-en {
    color: rgba(255, 255, 255, 0.62);
}

.header.scrolled .header-nav a:hover .header-nav-en {
    color: rgba(21, 21, 21, 0.58);
}

.header-nav a::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: currentColor;
    transition: width 0.3s ease;
}

.header-nav a:hover::after {
    width: 100%;
}


/* ============================================
   最初に見せる大きなエリア
============================================ */
.main-visual-wrapper {
    position: relative;
    width: 100%;
    height: 300vh;
}

.main-visual {
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 0;
    overflow: hidden;
    background-color: #0d0d0d;
}

.main-visual::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 2;
    background:
        linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(180deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 120px 120px;
    opacity: 0.18;
    pointer-events: none;
}

.main-visual::after {
    content: none;
}

/* 背景画像を重ねるエリア */
.mv-bg-layers {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.bg-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    will-change: opacity;
    transform: scale(1.03);
}

/* 背景画像の上に少し暗さを重ねる */
.bg-layer::after {
    content: none;
}

.bg-layer.layer-1 {
    opacity: 1;
}

.bg-layer.layer-2::after,
.bg-layer.layer-3::after {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.bg-layer.layer-2::after {
    background:
        radial-gradient(circle at 22% 52%, rgba(255, 255, 255, 0.30), transparent 34%),
        linear-gradient(90deg, rgba(244, 248, 255, 0.52) 0%, rgba(228, 238, 255, 0.42) 26%, rgba(24, 47, 84, 0.12) 56%, rgba(10, 24, 42, 0.30) 100%);
}

.bg-layer.layer-3::after {
    background:
        radial-gradient(circle at 78% 50%, rgba(255, 120, 184, 0.18), transparent 30%),
        linear-gradient(270deg, rgba(23, 8, 18, 0.62) 0%, rgba(16, 13, 24, 0.52) 28%, rgba(7, 17, 29, 0.16) 56%, rgba(7, 17, 29, 0.04) 100%);
}

/* 背景に入る大きな飾り文字 */
.mv-bg-text-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    z-index: 4;
    pointer-events: none;
    overflow: hidden;
}

.mv-bg-text-row {
    display: flex;
    justify-content: center;
    white-space: nowrap;
}

.mv-bg-text-row.row-1 {
    transform: translateX(-6%);
}

.mv-bg-text-row.row-2 {
    transform: translateX(6%);
}

.mv-bg-text-row span {
    font-family: var(--font-en);
    font-size: clamp(7rem, 13vw, 14rem);
    font-weight: 900;
    line-height: 0.82;
    color: transparent;
    -webkit-text-stroke: 1.5px rgba(255, 255, 255, 0.20);
    padding: 0 1rem;
}

/* メインコピーを置く位置 */
.main-visual-overlay {
    position: absolute;
    top: 52%;
    left: 0;
    width: 100%;
    z-index: 10;
    pointer-events: none;
}

.text-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding: 0 10%;
    transform: translateY(calc(-50% + var(--y-offset, 0px)));
    opacity: 0;
    will-change: opacity, transform;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.text-layer.layer-1 { text-align: center; align-items: center; }
.text-layer.layer-2 { text-align: left; padding-left: 14%; align-items: flex-start; }
.text-layer.layer-3 { text-align: right; padding-right: 14%; align-items: flex-end; }

/* 読み込み画面が終わったあとに見出しを出す */
.mv-title-main {
    font-family: var(--font-en);
    font-weight: 900;
    font-size: clamp(4.6rem, 8vw, 8rem);
    color: #fff;
    line-height: 0.95;
    letter-spacing: 0.08em;
    margin-bottom: 0.4rem;
    text-shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
    opacity: 0;
}
body.is-ready .mv-title-main {
    animation: fadeInUp 1s ease 0.2s forwards;
}

.mv-subtitle-jp {
    font-family: var(--font-jp);
    color: rgba(255, 255, 255, 0.92);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    margin-bottom: 0.6rem;
    text-shadow: 0 8px 28px rgba(0, 0, 0, 0.24);
    opacity: 0;
    max-width: 35rem;
}
body.is-ready .mv-subtitle-jp {
    animation: fadeInUp 1s ease 0.4s forwards;
}

.text-layer.layer-1 .mv-subtitle-jp {
    font-size: clamp(1.9rem, 3vw, 2.8rem);
    max-width: none;
    line-height: 1.5;
}

.text-layer.layer-2 .mv-subtitle-jp,
.text-layer.layer-3 .mv-subtitle-jp {
    font-size: clamp(1.9rem, 3vw, 2.8rem);
    max-width: none;
    line-height: 1.5;
}

.mv-title-sub {
    font-family: var(--font-en);
    font-weight: 900;
    font-size: clamp(5rem, 9vw, 9.5rem);
    color: #fff;
    line-height: 0.95;
    letter-spacing: 0.04em;
    text-shadow: 0 18px 48px rgba(0, 0, 0, 0.32);
    opacity: 0;
}
body.is-ready .mv-title-sub {
    animation: fadeInUp 1s ease 0.6s forwards;
}

.mv-note {
    color: rgba(255, 255, 255, 0.78);
    max-width: 30rem;
    font-size: 0.95rem;
    line-height: 1.9;
    margin-top: 1rem;
    opacity: 0;
    text-shadow: 0 10px 24px rgba(0, 0, 0, 0.28);
}

body.is-ready .mv-note {
    animation: fadeInUp 1s ease 0.8s forwards;
}

.text-layer.layer-2 .mv-title-main {
    font-size: clamp(4rem, 7vw, 6.3rem);
    color: rgba(255, 255, 255, 0.96);
}

.text-layer.layer-2 .mv-subtitle-jp {
    letter-spacing: 0.14em;
}

.text-layer.layer-2 .mv-title-sub {
    font-size: clamp(4.8rem, 8vw, 7.8rem);
    font-style: italic;
    color: #0057ff;
}

.text-layer.layer-3 .mv-title-main {
    font-size: clamp(4.2rem, 7.2vw, 6.8rem);
    font-weight: 700;
}

.text-layer.layer-3 .mv-title-sub {
    font-size: clamp(5rem, 8.5vw, 8.6rem);
    letter-spacing: 0.06em;
    color: #ff2f92;
}


/* ============================================
   各セクションに共通の土台
============================================ */
.content-wrapper {
    position: relative;
    z-index: 10;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), var(--bg-color));
}

.section-container {
    padding: 9rem 0;
    scroll-margin-top: 96px;
    position: relative;
}

.bg-light { background-color: var(--bg-light); }
.bg-dark {
    background:
        radial-gradient(circle at top right, rgba(255, 255, 255, 0.08), transparent 26%),
        linear-gradient(180deg, #171717 0%, #111111 100%);
}

.inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* 各セクションの見出し */
.section-header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.65rem;
    margin-bottom: 3.5rem;
}

.section-title-en {
    font-family: var(--font-en);
    font-weight: 900;
    font-size: clamp(3.2rem, 5vw, 4.6rem);
    letter-spacing: 0.04em;
    line-height: 0.95;
    margin-bottom: 0;
    white-space: nowrap;
}

.section-title-jp {
    font-size: 0.84rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    color: var(--text-muted);
    line-height: 1.5;
    margin-bottom: 0;
}

/* 共通で使う白い丸ボタン */
.btn-primary-inverse {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 1rem 2rem;
    background: linear-gradient(180deg, #ffffff 0%, #ececec 100%);
    color: var(--text-main);
    font-family: var(--font-en);
    font-weight: 700;
    letter-spacing: 0.12em;
    border-radius: 999px;
    border: 1px solid rgba(21, 21, 21, 0.08);
    box-shadow: 0 18px 38px rgba(0, 0, 0, 0.18);
    transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
}

.btn-primary-inverse:hover {
    transform: translateY(-2px);
    box-shadow: 0 22px 44px rgba(0, 0, 0, 0.22);
    background: linear-gradient(180deg, #ffffff 0%, #e5e5e5 100%);
}


/* ============================================
   セクション01：左に文章、右に画像のエリア
============================================ */
.section-01-layout {
    display: flex;
    justify-content: center;
    gap: 5rem;
    width: 100%;
}

#section-01 .section-header {
    align-items: center;
    text-align: center;
}

.section-01-copy {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 74rem;
    width: 100%;
}

.section-01-description {
    font-size: 1.18rem;
    line-height: 2.05;
    margin-bottom: 3.2rem;
    max-width: 64rem;
    text-align: center;
}

.section-01-highlight-group {
    display: block;
    text-align: center;
}

.section-01-highlight {
    font-weight: 700;
    font-size: 1.36em;
    line-height: 1.85;
    padding: 0 0.24em;
    -webkit-box-decoration-break: clone;
    box-decoration-break: clone;
}

.section-01-highlight-01 {
    background: linear-gradient(transparent 54%, rgba(255, 92, 92, 0.22) 54%);
}

.section-01-highlight-02 {
    background: linear-gradient(transparent 54%, rgba(77, 141, 255, 0.20) 54%);
}

.section-01-list {
    counter-reset: issue-counter;
    width: 100%;
    max-width: 64rem;
}

.section-01-list li {
    border-top: 1px solid var(--border-color);
    padding: 1.7rem 0;
    text-align: left;
}

.section-01-list li:last-child {
    border-bottom: 1px solid var(--border-color);
}

.section-01-list li::before {
    content: none;
}

.section-01-list h3 {
    font-family: var(--font-en);
    font-size: 1.36rem;
    font-weight: 900;
    letter-spacing: 0.08em;
    margin-bottom: 0.6rem;
}

.section-01-list p {
    font-size: 1.05rem;
    color: #000000;
    line-height: 1.9;
}

.section-01-gallery {
    width: 100vw;
    margin-top: 4.5rem;
    margin-left: calc(50% - 50vw);
}

.section-01-slider-shell {
    position: relative;
    width: 100%;
    overflow: hidden;
    padding: 1rem 0 0.6rem;
    -webkit-mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
    mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
}

.section-01-slider-track {
    --scroll-distance-x: 0px;
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    width: max-content;
    padding: 0 1.5rem;
    will-change: transform;
    animation: scrollGalleryLeft 38s linear infinite;
}

.section-01-slider-card {
    width: clamp(190px, 17vw, 290px);
    aspect-ratio: 1 / 1;
    flex: 0 0 auto;
    padding: 0;
    border-radius: 32px;
    overflow: hidden;
}

.section-01-slider-card.is-lifted {
    transform: translateY(0);
}

.section-01-slider-card.is-flat {
    transform: translateY(0);
}

.section-01-slider-card.is-lowered {
    transform: translateY(0);
}

.section-01-slider-card img {
    width: 100%;
    height: 100%;
    display: block;
    border-radius: inherit;
    object-fit: cover;
    background-color: #ededed;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
}

@keyframes scrollGalleryLeft {
    from { transform: translate3d(0, 0, 0); }
    to { transform: translate3d(calc(-1 * var(--scroll-distance-x)), 0, 0); }
}

.section-01-media {
    flex: 1;
}

.section-01-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 4 / 3;
    border-radius: 30px;
    box-shadow: var(--shadow-soft);
}


/* ============================================
   セクション02：画像を並べた紹介エリア
============================================ */
.section-02-layout {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

.section-02-heading {
    width: 100%;
    align-items: flex-end;
    text-align: right;
    margin-bottom: 2rem;
}

.section-02-heading.fade-in {
    transform: translateX(-40px);
}

.section-02-heading.fade-in.visible {
    transform: translateX(0);
}

.section-02-media-grid {
    width: 100%;
    padding: 2.25rem 1rem 1.85rem;
    border-radius: 0;
    background: transparent;
    border: none;
    box-shadow: none;
}

.section-02-carousel {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(144px, 188px) minmax(0, 1fr);
    align-items: start;
    gap: 1.5rem;
}

.section-02-carousel-display {
    grid-column: 2;
    grid-row: 1;
    overflow: hidden;
    border-radius: 1.2em;
    contain: content;
    content-visibility: auto;
    box-shadow: 0 0.375em 0.67em rgba(0, 0, 0, 0.20), 0 0.5em 1.3em rgba(0, 0, 0, 0.13);
}

.section-02-carousel-image {
    width: 100%;
    display: block;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

.section-02-carousel-nav {
    grid-column: 1;
    grid-row: 1;
    z-index: 10;
    block-size: auto;
    width: 100%;
    display: grid;
    gap: 1em;
    position: relative;
    align-self: start;
}

.section-02-carousel-nav .carousel__track {
    --gap: 0.75rem;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: var(--gap);
    overflow-y: auto;
    overflow-x: hidden;
    padding: 0.5rem;
    scroll-behavior: smooth;
    scrollbar-width: none;
    scroll-snap-type: y proximity;
    overscroll-behavior: contain;
    scroll-padding-block: 0.5rem;
    scrollbar-gutter: stable;
    max-height: clamp(240px, 32vw, 460px);
}

.section-02-carousel-nav .carousel__track::-webkit-scrollbar {
    display: none;
}

.section-02-carousel-nav .carousel__item {
    flex: 0 0 auto;
    width: 100%;
    min-width: 0;
    list-style: none;
    scroll-snap-align: start;
}

.section-02-carousel-nav .carousel__button {
    width: 100%;
    height: 100%;
    display: grid;
    position: relative;
    cursor: pointer;
    border: none;
    border-radius: 0.875em;
    overflow: hidden;
    background: none;
    outline: 0.22em solid transparent;
    outline-offset: 0.27rem;
    transform: scale(0.93);
    transform-origin: center;
    transition: outline-color 350ms ease,
        transform 300ms cubic-bezier(0.4, 0.9, 0.27, 1.08),
        filter 300ms cubic-bezier(0.4, 0.9, 0.27, 1.08);
}

.section-02-carousel-nav .carousel__button[aria-pressed="true"] {
    outline-color: rgba(42, 42, 42, 0.32);
    transform: initial;
}

.section-02-carousel-nav .carousel__button:not([aria-pressed="true"]) {
    opacity: 0.56;
}

.section-02-carousel-nav .carousel__button:not([aria-pressed="true"]):hover {
    transform: inherit;
}

.section-02-carousel-nav .carousel__button:focus-visible,
.section-02-carousel-nav .carousel__control--btn:focus-visible {
    outline: 3px solid rgba(42, 42, 42, 0.36);
    outline-offset: 3px;
}

.section-02-carousel-nav .thumbnail {
    width: 100%;
    display: block;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    contain-intrinsic-size: 16 / 9;
    content-visibility: auto;
    overflow: hidden;
}

.section-02-carousel-nav .carousel__control--btn-group {
    display: flex;
    gap: 1.5rem;
    place-self: center;
}

.section-02-carousel-nav .carousel__control--btn {
    cursor: pointer;
    width: clamp(2rem, 1.0234rem + 3.125vw, 2.625rem);
    aspect-ratio: 1;
    border: none;
    border-radius: 0.5rem;
    background: none;
    box-shadow: inset 0 0 0 2px rgba(106, 106, 106, 0.5);
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.section-02-carousel-nav .carousel__control--btn:hover {
    box-shadow: inset 0 0 0 2px rgba(42, 42, 42, 0.42);
}

.section-02-carousel-nav .carousel__control--btn:active {
    transform: scale(0.9);
}

.section-02-carousel-nav .carousel__control--icon {
    display: flex;
    position: relative;
    aspect-ratio: 1;
    padding: 0.25rem;
    gap: 0.5rem;
}

.section-02-carousel-nav .carousel__control--icon > * {
    flex-shrink: 0;
}

.section-02-carousel-nav .next .carousel__control--icon {
    flex-direction: row-reverse;
}

.section-02-carousel-nav .icon-svg {
    width: 100%;
    height: 100%;
    fill: var(--text-muted);
    transition: transform 0.6s ease, opacity 0.6s ease;
}

.section-02-carousel-nav [class$="--double"] {
    opacity: 0;
    transform: scale(0);
}

.section-02-carousel-nav .next:hover .chevron-right {
    transform: translateX(calc(100% + 0.2rem)) scale(0);
    opacity: 0;
}

.section-02-carousel-nav .next:hover .chevron-right--double {
    transform: scale(1) translateX(calc(100% + 0.45rem));
    opacity: 1;
}

.section-02-carousel-nav .prev:hover .chevron-left {
    transform: translateX(calc(-100% - 0.2rem)) scale(0);
    opacity: 0;
}

.section-02-carousel-nav .prev:hover .chevron-left--double {
    transform: scale(1) translateX(calc(-100% - 0.45rem));
    opacity: 1;
}

.section-02-slider-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.section-02-slider-kicker {
    font-family: var(--font-en);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    color: var(--text-muted);
    text-transform: uppercase;
}

.section-02-slider-controls {
    display: flex;
    gap: 0.65rem;
}

.section-02-slider-button {
    width: 44px;
    height: 44px;
    border: 1px solid rgba(21, 21, 21, 0.10);
    border-radius: 50%;
    background: #ffffff;
    color: var(--text-main);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease;
}

.section-02-slider-button:hover {
    transform: translateY(-1px);
    background: #f2f2f2;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
}

.section-02-slider-button .material-symbols-outlined {
    font-size: 1.2rem;
}

.section-02-slider-window {
    overflow: hidden;
    border-radius: 30px;
    background: linear-gradient(180deg, #ffffff 0%, #f2f2f2 100%);
    border: 1px solid rgba(21, 21, 21, 0.08);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.section-02-slider-track {
    display: flex;
    transition: transform 0.72s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
}

.section-02-slide {
    min-width: 100%;
    padding: 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.section-02-slide-frame {
    overflow: hidden;
    border-radius: 24px;
    background: #ffffff;
    box-shadow: 0 16px 34px rgba(0, 0, 0, 0.08);
}

.section-02-slide-frame img {
    width: 100%;
    display: block;
    aspect-ratio: 32 / 9;
    object-fit: cover;
}

.section-02-slide-body {
    display: flex;
    align-items: flex-start;
    gap: 0.9rem;
}

.section-02-slide-index {
    font-family: var(--font-en);
    font-size: 0.82rem;
    font-weight: 900;
    letter-spacing: 0.18em;
    color: var(--accent);
    padding-top: 0.15rem;
}

.section-02-slide-copy strong {
    display: block;
    font-family: var(--font-en);
    font-size: 1.1rem;
    font-weight: 900;
    letter-spacing: 0.06em;
    margin-bottom: 0.2rem;
}

.section-02-slide-copy span {
    display: block;
    color: var(--text-muted);
    line-height: 1.8;
}

.section-02-flow {
    margin-top: 1rem;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.75rem;
}

.section-02-flow-step {
    border: 1px solid rgba(21, 21, 21, 0.08);
    background: rgba(255, 255, 255, 0.86);
    border-radius: 20px;
    padding: 0.95rem 0.9rem;
    text-align: left;
    color: var(--text-main);
    cursor: pointer;
    transition: border-color 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.section-02-flow-step:hover {
    transform: translateY(-1px);
    border-color: rgba(42, 42, 42, 0.24);
}

.section-02-flow-step.is-active {
    background: linear-gradient(180deg, #ffffff 0%, #f1f1f1 100%);
    border-color: rgba(42, 42, 42, 0.24);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
}

.section-02-flow-num {
    display: block;
    font-family: var(--font-en);
    font-size: 0.72rem;
    font-weight: 900;
    letter-spacing: 0.18em;
    color: var(--accent);
    margin-bottom: 0.35rem;
}

.section-02-flow-label {
    display: block;
    font-family: var(--font-en);
    font-size: 0.88rem;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.section-02-copy {
    display: none;
    width: 100%;
    padding: 2.5rem 2.8rem;
    border-radius: 30px;
    background: var(--surface);
    border: 1px solid rgba(255, 255, 255, 0.65);
    box-shadow: var(--shadow-soft);
}

.section-02-description {
    margin-bottom: 2rem;
    font-size: 1.02rem;
    line-height: 1.95;
}

.section-02-points {
    display: grid;
    gap: 1rem;
}

.section-02-points li {
    position: relative;
    padding-left: 1.4rem;
    color: var(--text-muted);
    line-height: 1.8;
}

.section-02-points li::before {
    content: '';
    position: absolute;
    top: 0.75rem;
    left: 0;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 6px rgba(42, 42, 42, 0.08);
}


/* ============================================
   STEPセクション
============================================ */
.step-flow {
    position: relative;
    padding: 2.65rem 2.4rem 2.3rem;
    border-radius: 30px;
    background: #aad1e7;
    border: none;
    box-shadow: none;
}

.step-flow-radio {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.step-flow-nav {
    position: relative;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    align-items: start;
    gap: 1.35rem;
    max-width: 980px;
    margin: 0 auto 2.35rem;
}

.step-flow-nav::before {
    content: '';
    position: absolute;
    top: 1.18rem;
    left: 10%;
    right: 10%;
    height: 4px;
    background: #73b0d2;
    border-radius: 999px;
    z-index: 0;
}

.step-flow-nav::after {
    content: '';
    position: absolute;
    top: 1.18rem;
    left: 10%;
    height: 4px;
    width: 0;
    background: repeating-linear-gradient(
        90deg,
        #2b9de7,
        #2b9de7 8px,
        #117fcd 8px,
        #117fcd 16px
    );
    border-radius: 999px;
    box-shadow: none;
    transition: width 0.45s cubic-bezier(0.22, 1, 0.36, 1);
    z-index: 0;
}

.step-flow-label {
    --step-number-color: #57a2cf;
    --step-number-bg: #ffffff;
    --step-number-border: transparent;
    --step-en-color: #2f6e95;
    --step-jp-color: #3e7ea6;
    position: relative;
    z-index: 1;
    display: grid;
    justify-items: center;
    text-align: center;
    gap: 0.75rem;
    cursor: pointer;
    color: #2f6e95;
    transition: color 0.25s ease, transform 0.25s ease;
}

.step-flow-label:hover {
    color: #275f82;
    transform: none;
}

.step-flow-badge {
    width: 2.4rem;
    height: 2.4rem;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-en);
    font-size: 0.84rem;
    font-weight: 900;
    letter-spacing: 0.04em;
    color: var(--step-number-color);
    background: var(--step-number-bg);
    box-shadow: none;
    border: 1px solid var(--step-number-border);
}

.step-flow-label-copy {
    display: grid;
    gap: 0.28rem;
}

.step-flow-label-copy strong {
    font-family: var(--font-en);
    font-size: 0.84rem;
    font-weight: 900;
    letter-spacing: 0.02em;
    color: var(--step-en-color);
}

.step-flow-label-copy span {
    font-size: 0.8rem;
    line-height: 1.4;
    color: var(--step-jp-color);
}

.step-flow-panels {
    position: relative;
}

.step-flow-panel {
    display: none;
    grid-template-columns: 1fr;
    gap: 1rem;
    align-items: stretch;
    max-width: 860px;
    margin: 0 auto;
    padding: 2.3rem 2.4rem 2rem;
    border-radius: 14px;
    background: #ffffff;
    border: 1px solid rgba(66, 132, 173, 0.18);
}

.step-flow-panel-main {
    display: grid;
    justify-items: center;
    text-align: center;
    align-content: start;
    gap: 0.85rem;
}

.step-flow-kicker {
    font-family: var(--font-en);
    font-size: 0.74rem;
    font-weight: 900;
    letter-spacing: 0.16em;
    color: #6aa5ca;
}

.step-flow-panel-main h3 {
    font-family: var(--font-jp);
    font-size: clamp(1.85rem, 2.8vw, 2.6rem);
    font-weight: 700;
    letter-spacing: 0;
    line-height: 1.3;
    color: #2f6e95;
}

.step-flow-panel-main p {
    max-width: 42rem;
    font-size: 1rem;
    line-height: 1.85;
    color: #3c82ae;
}

.step-flow-panel-side {
    display: grid;
    justify-items: center;
    text-align: center;
    align-content: start;
    gap: 0.75rem;
    padding: 0.45rem 0 0;
    border-radius: 0;
    background: transparent;
    border: none;
}

.step-flow-panel-side h4 {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-en);
    font-size: 0.82rem;
    font-weight: 900;
    letter-spacing: 0.05em;
    color: #2f6e95;
}

.step-flow-panel-side .material-symbols-outlined {
    font-size: 1.15rem;
    color: #6aa5ca;
}

.step-flow-list {
    display: grid;
    gap: 0.6rem;
    max-width: 36rem;
}

.step-flow-list li {
    position: relative;
    padding-left: 1.2rem;
    text-align: left;
    color: #447fa6;
    line-height: 1.75;
}

.step-flow-list li::before {
    content: '';
    position: absolute;
    top: 0.68rem;
    left: 0;
    width: 6px;
    height: 6px;
    border-radius: 999px;
    background: #6aa5ca;
}

#step-flow-01:checked ~ .step-flow-nav label[for="step-flow-01"],
#step-flow-02:checked ~ .step-flow-nav label[for="step-flow-02"],
#step-flow-03:checked ~ .step-flow-nav label[for="step-flow-03"],
#step-flow-04:checked ~ .step-flow-nav label[for="step-flow-04"],
#step-flow-05:checked ~ .step-flow-nav label[for="step-flow-05"] {
    color: #275f82;
}

#step-flow-01:checked ~ .step-flow-nav label[for="step-flow-01"] .step-flow-badge,
#step-flow-02:checked ~ .step-flow-nav label[for="step-flow-02"] .step-flow-badge,
#step-flow-03:checked ~ .step-flow-nav label[for="step-flow-03"] .step-flow-badge,
#step-flow-04:checked ~ .step-flow-nav label[for="step-flow-04"] .step-flow-badge,
#step-flow-05:checked ~ .step-flow-nav label[for="step-flow-05"] .step-flow-badge {
    background: var(--step-number-bg);
    color: var(--step-number-color);
    border-color: var(--step-number-border);
    box-shadow: 0 0 0 4px rgba(43, 157, 231, 0.16);
}

#step-flow-01:checked ~ .step-flow-panels .step-flow-panel-01,
#step-flow-02:checked ~ .step-flow-panels .step-flow-panel-02,
#step-flow-03:checked ~ .step-flow-panels .step-flow-panel-03,
#step-flow-04:checked ~ .step-flow-panels .step-flow-panel-04,
#step-flow-05:checked ~ .step-flow-panels .step-flow-panel-05 {
    display: grid;
}

#step-flow-01:checked ~ .step-flow-nav::after {
    width: 0;
}

#step-flow-02:checked ~ .step-flow-nav::after {
    width: 20%;
}

#step-flow-03:checked ~ .step-flow-nav::after {
    width: 40%;
}

#step-flow-04:checked ~ .step-flow-nav::after {
    width: 60%;
}

#step-flow-05:checked ~ .step-flow-nav::after {
    width: 80%;
}


/* ============================================
   セクション03：テンプレート一覧
============================================ */
.section-03-header {
    max-width: 760px;
    margin: 0 auto 3.25rem;
    align-items: center;
    text-align: center;
}

.section-03-lead {
    max-width: 44rem;
    margin: 0.15rem auto 0;
    font-size: 1rem;
    line-height: 1.95;
    color: rgba(255, 255, 255, 0.76);
    text-align: center;
}

.section-03-gallery {
    --section-03-panel-width: min(34vw, 500px);
    position: relative;
    display: flex;
    flex-direction: column;
}

.section-03-gallery-stage {
    position: relative;
    width: 100%;
}

.section-03-gallery-viewport {
    position: relative;
    width: 100%;
    min-height: clamp(520px, 58vw, 760px);
    display: grid;
    place-items: center;
    perspective: 2200px;
    perspective-origin: center center;
    isolation: isolate;
    touch-action: pan-y;
    cursor: grab;
}

.section-03-gallery-viewport.is-dragging {
    cursor: grabbing;
}

.section-03-gallery-background {
    position: absolute;
    inset: 5% 0 12%;
    border-radius: 40px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background:
        radial-gradient(circle at top, rgba(255, 255, 255, 0.12), transparent 32%),
        linear-gradient(135deg, rgba(255, 255, 255, 0.10), rgba(255, 255, 255, 0.02));
    overflow: hidden;
    opacity: 0.22;
    transform: scale(1.02);
    transition: opacity 0.3s ease, transform 0.3s ease;
    will-change: opacity, transform;
    z-index: 0;
}

.section-03-gallery-background::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(8, 9, 11, 0.42), rgba(8, 9, 11, 0.58)),
        radial-gradient(circle at top, rgba(255, 255, 255, 0.08), transparent 36%);
    z-index: 2;
    pointer-events: none;
}

.section-03-gallery-background-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transform: scale(1.04);
    transition: opacity 0.32s ease;
    will-change: opacity;
    z-index: 1;
}

.section-03-gallery-background-image.is-active {
    opacity: 0.88;
}

.section-03-gallery-track {
    position: relative;
    width: 100%;
    min-height: inherit;
    transform-style: preserve-3d;
    contain: layout paint style;
    z-index: 1;
}

.section-03-gallery-slide {
    position: absolute;
    top: 50%;
    left: 50%;
    width: var(--section-03-panel-width);
    transform-style: preserve-3d;
    transform-origin: center center;
    transition:
        transform 0.6s cubic-bezier(0.22, 1, 0.36, 1),
        opacity 0.42s ease;
    will-change: transform, opacity;
    backface-visibility: hidden;
    contain: layout paint style;
    pointer-events: none;
}

.section-03-gallery-slide.is-active {
    pointer-events: auto;
}

.section-03-gallery-slide.is-active .section-03-gallery-content {
    opacity: 1;
    visibility: visible;
}

.section-03-gallery-panel {
    position: relative;
    width: 100%;
}

.section-03-gallery-media {
    position: relative;
    aspect-ratio: 4 / 3;
    width: 100%;
    border: 1px solid rgba(255, 255, 255, 0.10);
    border-radius: 28px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.26);
    will-change: transform;
    backface-visibility: hidden;
    transform: translateZ(0);
    transition: transform 0.18s ease;
}

.section-03-gallery-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.section-03-gallery-content {
    padding: 22px 12px 0;
    transform: translateZ(40px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease;
}

.section-03-gallery-content > * {
    margin: 0;
}

.section-03-gallery-subtitle {
    margin-bottom: 10px;
    font-family: var(--font-en);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.58);
}

.section-03-gallery-title {
    margin: 0;
    font-family: var(--font-en);
    font-size: clamp(1.6rem, 2.6vw, 2.4rem);
    font-weight: 900;
    line-height: 1.15;
    color: #ffffff;
}

.section-03-gallery-title-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.section-03-gallery-action-group {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.section-03-gallery-demo-link,
.section-03-gallery-buy-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.25rem;
    padding: 0.45rem 0.9rem;
    border-radius: 999px;
    font-size: 0.76rem;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0.06em;
    color: #ffffff;
    text-decoration: none;
    transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
    cursor: pointer;
}

.section-03-gallery-demo-link {
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: rgba(255, 255, 255, 0.08);
}

.section-03-gallery-buy-link {
    border: 1px solid rgba(255, 177, 93, 0.38);
    background: rgba(255, 150, 59, 0.20);
}

.section-03-gallery-demo-link:hover,
.section-03-gallery-demo-link:focus-visible,
.section-03-gallery-buy-link:hover,
.section-03-gallery-buy-link:focus-visible {
    transform: translateY(-1px);
}

.section-03-gallery-demo-link:hover,
.section-03-gallery-demo-link:focus-visible {
    background: rgba(255, 255, 255, 0.16);
    border-color: rgba(255, 255, 255, 0.28);
}

.section-03-gallery-buy-link:hover,
.section-03-gallery-buy-link:focus-visible {
    background: rgba(255, 160, 74, 0.30);
    border-color: rgba(255, 194, 133, 0.56);
}

.section-03-gallery-demo-link:focus-visible,
.section-03-gallery-buy-link:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.36);
    outline-offset: 3px;
}

.section-03-gallery-description {
    margin-top: 12px;
    font-size: 0.96rem;
    line-height: 1.82;
    color: rgba(255, 255, 255, 0.82);
}

.section-03-gallery-nav {
    position: absolute;
    top: 40%;
    z-index: 3;
    display: grid;
    place-items: center;
    width: 68px;
    height: 68px;
    margin-top: -34px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 999px;
    background: rgba(11, 12, 15, 0.42);
    color: #ffffff;
    cursor: pointer;
    transition: transform 0.25s ease, background-color 0.25s ease;
}

.section-03-gallery-nav:hover,
.section-03-gallery-nav:focus-visible {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.12);
}

.section-03-gallery-nav:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.42);
    outline-offset: 4px;
}

.section-03-gallery-nav--prev {
    left: max(8px, calc(50% - min(760px, 49vw)));
}

.section-03-gallery-nav--next {
    right: max(8px, calc(50% - min(760px, 49vw)));
}

.section-03-gallery-nav span {
    font-size: 2.6rem;
    line-height: 1;
    transform: translateY(-3px);
}

.section-03-gallery-dots {
    order: -1;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin: 0 0 1.1rem;
}

.section-03-gallery-swipe-hint {
    display: none;
}

.section-03-gallery-dot {
    width: 11px;
    height: 11px;
    padding: 0;
    border: 0;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.24);
    cursor: pointer;
    transition: transform 0.25s ease, background-color 0.25s ease;
}

.section-03-gallery-dot.is-active {
    transform: scale(1.15);
    background: rgba(255, 255, 255, 0.92);
}

.section-03-gallery-dot:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.42);
    outline-offset: 3px;
}

.section-03-gallery-slide[data-state="active"] {
    opacity: 1;
    transform: translate3d(-50%, -54%, 180px) scale(1);
    z-index: 5;
}

.section-03-gallery-slide[data-state="prev"] {
    opacity: 0.62;
    transform: translate3d(-148%, -52%, -260px) rotateY(58deg) scale(0.88);
    z-index: 4;
}

.section-03-gallery-slide[data-state="next"] {
    opacity: 0.62;
    transform: translate3d(48%, -52%, -260px) rotateY(-58deg) scale(0.88);
    z-index: 4;
}

.section-03-gallery-slide[data-state="far-prev"] {
    opacity: 0.14;
    transform: translate3d(-214%, -50%, -520px) rotateY(68deg) scale(0.72);
    z-index: 2;
}

.section-03-gallery-slide[data-state="far-next"] {
    opacity: 0.14;
    transform: translate3d(114%, -50%, -520px) rotateY(-68deg) scale(0.72);
    z-index: 2;
}

.section-02-carousel-image,
.collage-image-1 img,
.collage-image-2 img,
.collage-image-3 img {
}


/* ============================================
   セクション04：左に説明、右に本文があるエリア
============================================ */
.section-04-layout {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 4rem;
    padding-bottom: 5.5rem;
}

/* 左側の文字をスクロール中も見せる */
.section-04-side {
    flex: 1;
    max-width: 360px;
    position: sticky;
    top: 120px;
}

.section-04-description {
    max-width: 400px;
    line-height: 1.95;
}

.section-04-side .section-title-en {
    font-size: clamp(2.8rem, 4.2vw, 3.9rem);
    line-height: 0.9;
    white-space: normal;
}

.section-04-main {
    flex: 1.5;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.section-04-main > .fade-in {
    padding: 2rem 2.2rem;
    border-radius: 28px;
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid rgba(21, 21, 21, 0.08);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.08);
}

.section-04-main > .fade-in:nth-child(1) {
    background: linear-gradient(180deg, rgba(255, 246, 240, 0.96) 0%, rgba(255, 237, 229, 0.92) 100%);
    border-color: rgba(214, 123, 86, 0.20);
}

.section-04-main > .fade-in:nth-child(2) {
    background: linear-gradient(180deg, rgba(242, 246, 255, 0.96) 0%, rgba(228, 236, 255, 0.92) 100%);
    border-color: rgba(74, 111, 214, 0.22);
}

.section-04-main > .fade-in:nth-child(3) {
    background: linear-gradient(180deg, rgba(243, 251, 246, 0.96) 0%, rgba(232, 245, 237, 0.92) 100%);
    border-color: rgba(72, 148, 108, 0.20);
}

.section-04-heading {
    font-family: var(--font-en);
    font-size: 1.7rem;
    font-weight: 900;
    margin-bottom: 1.3rem;
    display: flex;
    align-items: baseline;
    gap: 0.9rem;
    border-bottom: 1px solid rgba(21, 21, 21, 0.14);
    padding-bottom: 0.9rem;
}

.section-04-heading .jp {
    font-family: var(--font-jp);
    font-size: 0.88rem;
    color: rgba(21, 21, 21, 0.72);
    font-weight: 700;
}

.section-04-price {
    margin-left: auto;
    font-family: var(--font-en);
    font-size: clamp(1.6rem, 2.6vw, 2.4rem);
    line-height: 1;
    font-weight: 900;
    color: #101010;
    white-space: nowrap;
}

.section-04-text {
    font-size: 0.98rem;
    line-height: 1.9;
    color: #101010;
}

.section-04-text strong {
    color: #101010;
    display: inline-block;
    margin-top: 0.5rem;
    font-size: clamp(2rem, 3.2vw, 3rem);
    line-height: 1.1;
    font-weight: 900;
}

/* 項目を並べる表エリア */
.section-04-table {
    width: 100%;
    border-collapse: collapse;
}

.section-04-table th,
.section-04-table td {
    padding: 1.1rem 0;
    border-bottom: 1px solid var(--border-color);
    text-align: left;
    font-size: 0.94rem;
    line-height: 1.75;
    vertical-align: top;
    color: #101010;
}

.section-04-table th {
    width: 26%;
    font-weight: 700;
    color: rgba(21, 21, 21, 0.82);
}

.section-04-table td small {
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* 写真を重ねて見せる部分 */
.section-04-collage {
    position: relative;
    height: 520px;
    margin-bottom: 4rem;
}

.collage-image-1,
.collage-image-2,
.collage-image-3 {
    position: absolute;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
}

.collage-image-1 {
    top: 5%;
    left: 0;
    width: 28%;
    height: 65%;
    border-radius: 220px 0 0 220px;
}

.collage-image-2 {
    bottom: 0;
    right: 0;
    width: 28%;
    height: 75%;
    border-radius: 0 220px 220px 0;
}

.collage-image-3 {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40%;
    height: 46%;
    border-radius: 30px;
    z-index: 1;
}

.collage-image-1 img,
.collage-image-2 img,
.collage-image-3 img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 下段の大きな文字エリア */
.section-04-banner {
    width: 100vw;
    margin-left: calc(50% - 50vw);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    padding-top: 2rem;
}

.ticker-item {
    display: flex;
    align-items: center;
    gap: 1.6rem;
    white-space: nowrap;
    font-family: var(--font-en);
    font-size: clamp(4rem, 7vw, 7.5rem);
    font-weight: 900;
    line-height: 1;
    color: var(--text-main);
}

.ticker-item.row-1 { transform: translateX(-4%); }
.ticker-item.row-2 { transform: translateX(4%); }

.text-outline {
    color: transparent;
    -webkit-text-stroke: 1px rgba(21, 21, 21, 0.34);
}

.text-solid {
    color: var(--text-main);
}

.ticker-arrows {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.ticker-arrows .material-symbols-outlined {
    font-size: clamp(3rem, 5vw, 5rem);
}


/* ============================================
   セクション05：締めの案内とフッター
============================================ */
#section-05 {
    padding-bottom: 0;
}

.section-05-layout {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 4rem;
    padding-bottom: 8rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.10);
}

.section-05-layout > div:last-child {
    max-width: 38rem;
}

.section-05-description {
    margin-bottom: 1rem;
    font-size: 1.02rem;
    line-height: 1.95;
    color: rgba(255, 255, 255, 0.78);
}

.section-05-note {
    margin-bottom: 2rem;
    font-size: 0.84rem;
    letter-spacing: 0.04em;
    color: rgba(255, 255, 255, 0.58);
}

.footer {
    padding: 4rem 0;
}

.footer .inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.footer-logo {
    font-family: var(--font-en);
    font-weight: 900;
    font-size: clamp(6.4rem, 16vw, 14rem);
    color: rgba(255, 255, 255, 0.14);
    letter-spacing: 0.12em;
    line-height: 0.84;
    margin-bottom: 1.15rem;
    text-shadow: 0 18px 42px rgba(0, 0, 0, 0.18);
}

.footer-nav ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.2rem 2rem;
    margin-bottom: 3rem;
}

.footer-nav a {
    font-family: var(--font-en);
    font-size: 0.78rem;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: 0.16em;
    transition: color 0.3s ease;
}

.footer-nav a:hover {
    color: #fff;
}

.copyright {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.44);
    font-family: var(--font-en);
}


/* ============================================
   画面が少し狭いときの調整
============================================ */
@media (max-width: 1024px) {
    /* 最初の大きなエリア */
    .mv-title-main { font-size: clamp(4rem, 10vw, 6rem); }
    .mv-title-sub { font-size: clamp(4.4rem, 10vw, 7rem); }
    .text-layer.layer-2 .mv-title-main,
    .text-layer.layer-3 .mv-title-main { font-size: clamp(3.6rem, 8vw, 5.4rem); }
    .text-layer.layer-2 .mv-title-sub,
    .text-layer.layer-3 .mv-title-sub { font-size: clamp(4rem, 8vw, 6.4rem); }
    
    /* セクション01と02の並び */
    .section-01-layout {
        gap: 3rem;
    }

    .section-01-copy {
        max-width: 100%;
    }

    .section-01-description {
        max-width: 100%;
        font-size: 1.12rem;
    }

    .section-01-gallery {
        margin-top: 3.8rem;
    }

    .section-01-slider-track {
        gap: 1.15rem;
    }

    .section-01-slider-card {
        width: clamp(180px, 23vw, 248px);
        border-radius: 28px;
        padding: 0.75rem;
    }
    
    .section-02-copy {
        padding: 2.4rem;
    }
    
    .section-02-media-grid {
        padding: 1.75rem 0.75rem 1.5rem;
    }

    .section-02-carousel {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .section-02-carousel-display {
        grid-column: auto;
        grid-row: auto;
    }

    .section-02-carousel-nav {
        grid-column: auto;
        grid-row: auto;
    }

    .section-02-carousel-nav .carousel__track {
        --visible-items: 2.7;
        flex-direction: row;
        justify-content: start;
        align-items: stretch;
        overflow-x: auto;
        overflow-y: hidden;
        scroll-snap-type: x proximity;
        scroll-padding-inline: 0.5rem;
        scroll-padding-block: 0;
        max-height: none;
    }

    .section-02-carousel-nav .carousel__item {
        flex: 0 0 calc((100% - (var(--visible-items) - 1) * var(--gap)) / var(--visible-items));
        width: auto;
        min-width: calc((100% - (var(--visible-items) - 1) * var(--gap)) / var(--visible-items));
    }

    .step-flow {
        padding: 1.9rem 1.8rem 1.75rem;
    }

    .step-flow-nav {
        gap: 0.8rem;
    }

    .step-flow-label-copy strong {
        font-size: 0.82rem;
    }

    .step-flow-label-copy span {
        font-size: 0.76rem;
    }

    .step-flow-panel {
        grid-template-columns: 1fr;
        gap: 1.25rem;
        padding: 1.6rem;
    }

    .section-02-flow {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    /* セクション03の並び */
    .section-03-header {
        margin-bottom: 2.5rem;
    }

    .section-03-gallery {
        --section-03-panel-width: min(52vw, 440px);
    }

    .section-03-gallery-viewport {
        min-height: clamp(500px, 74vw, 680px);
    }

    .section-03-gallery-slide[data-state="active"] {
        transform: translate3d(-50%, -54%, 120px) scale(1);
    }

    .section-03-gallery-slide[data-state="prev"] {
        opacity: 0.36;
        transform: translate3d(-102%, -52%, -240px) rotateY(36deg) scale(0.84);
    }

    .section-03-gallery-slide[data-state="next"] {
        opacity: 0.36;
        transform: translate3d(2%, -52%, -240px) rotateY(-36deg) scale(0.84);
    }

    .section-03-gallery-slide[data-state="far-prev"],
    .section-03-gallery-slide[data-state="far-next"] {
        opacity: 0;
    }

    .section-03-gallery-nav--prev {
        left: 10px;
    }

    .section-03-gallery-nav--next {
        right: 10px;
    }
    
    /* セクション04の並び */
    .section-04-layout {
        flex-direction: column;
        gap: 3rem;
    }
    
    .section-04-side {
        position: static;
        max-width: 100%;
    }

    .section-04-main {
        width: 100%;
    }
    
    .section-04-collage {
        height: 420px;
    }
    
    /* セクション05の並び */
    .section-05-layout {
        flex-direction: column;
        align-items: flex-start;
        gap: 2.5rem;
    }
}


/* ============================================
   スマートフォン表示の調整
============================================ */
@media (max-width: 768px) {
    /* 上部メニューを簡略化 */
    .header {
        padding: 1rem 0;
    }

    .header-inner {
        padding: 0 1.25rem;
    }

    .header-nav { display: none; }
    
    .logo {
        font-size: 1.5rem;
        letter-spacing: 0.16em;
        padding-bottom: 0.3rem;
    }

    /* 最初の大きなエリア */
    .main-visual-wrapper {
        height: 220vh;
    }

    .mv-bg-text-container {
        gap: 0.8rem;
    }

    .mv-bg-text-row span {
        padding: 0 0.65rem;
        -webkit-text-stroke: 1px rgba(255, 255, 255, 0.18);
    }

    .text-layer {
        padding: 0 5%;
        align-items: center;
        text-align: center;
    }
    
    .text-layer.layer-2,
    .text-layer.layer-3 { 
        padding-left: 5%;
        padding-right: 5%;
        text-align: center;
        align-items: center;
    }

    .mv-title-main { font-size: clamp(3.1rem, 11vw, 4.1rem); }
    .mv-title-sub { font-size: clamp(3.5rem, 12vw, 4.8rem); }
    .text-layer.layer-2 .mv-title-main,
    .text-layer.layer-3 .mv-title-main { font-size: clamp(3rem, 10vw, 3.8rem); }
    .text-layer.layer-2 .mv-title-sub,
    .text-layer.layer-3 .mv-title-sub { font-size: clamp(3.4rem, 11vw, 4.8rem); }

    .mv-subtitle-jp {
        font-size: 0.9rem;
        letter-spacing: 0.12em;
        max-width: 92%;
    }

    .text-layer.layer-1 .mv-subtitle-jp {
        font-size: 1.6rem;
        line-height: 1.55;
    }

    .text-layer.layer-2 .mv-subtitle-jp,
    .text-layer.layer-3 .mv-subtitle-jp {
        font-size: 1.6rem;
        line-height: 1.55;
        max-width: none;
    }

    .mv-note {
        font-size: 0.9rem;
        max-width: 92%;
        line-height: 1.8;
    }
    
    .section-container { padding: 6rem 0; }
    
    /* 各セクションの余白 */
    .section-header {
        margin-bottom: 2.5rem;
    }
    
    .section-title-en { font-size: 2.35rem; }
    .section-title-jp { font-size: 0.78rem; }
    
    .section-01-list li {
        padding: 1.25rem 0;
    }

    .section-01-list li::before {
        display: block;
        margin-bottom: 0.5rem;
    }

    .section-01-description {
        font-size: 1rem;
        line-height: 1.95;
        max-width: 100%;
    }

    .section-01-highlight {
        font-size: 1.18em;
        line-height: 1.75;
    }

    .section-01-list h3 {
        font-size: 1.2rem;
    }

    .section-01-list p {
        font-size: 1rem;
        line-height: 1.8;
    }

    .section-01-gallery {
        margin-top: 3rem;
    }

    .section-01-slider-shell {
        padding: 0.6rem 0 0.3rem;
        -webkit-mask-image: linear-gradient(to right, transparent, black 4%, black 96%, transparent);
        mask-image: linear-gradient(to right, transparent, black 4%, black 96%, transparent);
    }

    .section-01-slider-track {
        gap: 0.9rem;
        padding: 0 1rem;
    }

    .section-01-slider-card {
        width: 162px;
        border-radius: 24px;
        padding: 0;
    }

    .section-01-slider-card.is-lifted {
        transform: translateY(0);
    }

    .section-01-slider-card.is-lowered {
        transform: translateY(0);
    }

    .section-02-copy {
        padding: 1.6rem;
        border-radius: 24px;
    }

    .section-02-media-grid {
        padding: 1.5rem 0.5rem 1.25rem;
        border-radius: 0;
    }

    .section-02-carousel-display {
        border-radius: 1.2em;
    }

    .section-02-carousel-nav .carousel__track {
        --visible-items: 2.1;
        --gap: 0.75rem;
        flex-direction: row;
        overflow-x: auto;
        overflow-y: hidden;
        max-height: none;
    }

    .step-flow {
        padding: 1.35rem;
        border-radius: 26px;
    }

    .step-flow-nav {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.9rem;
        margin-bottom: 1.25rem;
    }

    .step-flow-nav::before {
        display: none;
    }

    .step-flow-nav::after {
        display: none;
    }

    .step-flow-label {
        gap: 0.55rem;
    }

    .step-flow-badge {
        width: 1.8rem;
        height: 1.8rem;
        box-shadow: none;
    }

    .step-flow-panel {
        padding: 1.25rem;
        border-radius: 22px;
    }

    .step-flow-panel-main h3 {
        font-size: 1.5rem;
    }

    .step-flow-panel-main p {
        font-size: 0.95rem;
        line-height: 1.85;
    }

    .step-flow-panel-side {
        padding: 1.15rem 1.2rem;
        border-radius: 18px;
    }

    .section-02-slider-top {
        align-items: flex-start;
        margin-bottom: 0.85rem;
    }

    .section-02-slider-button {
        width: 40px;
        height: 40px;
    }

    .section-02-slide {
        padding: 0.9rem;
    }

    .section-02-slide-body {
        flex-direction: column;
        gap: 0.45rem;
    }

    .section-02-slide-copy strong {
        font-size: 1rem;
    }

    .section-02-flow {
        grid-template-columns: 1fr;
        gap: 0.6rem;
    }

    .section-02-flow-step {
        padding: 0.8rem;
    }

    /* セクション03の並び */
    .section-03-header {
        margin-bottom: 2rem;
    }

    .section-03-lead {
        font-size: 0.95rem;
        line-height: 1.85;
    }

    .section-03-gallery {
        --section-03-panel-width: min(78vw, 340px);
    }

    .section-03-gallery-viewport {
        min-height: 520px;
    }

    .section-03-gallery-nav {
        display: none;
    }

    .section-03-gallery-nav--prev {
        left: calc(50% - 64px);
    }

    .section-03-gallery-nav--next {
        right: calc(50% - 64px);
    }

    .section-03-gallery-slide[data-state="active"] {
        transform: translate3d(-50%, -56%, 80px) scale(1);
    }

    .section-03-gallery-slide[data-state="prev"] {
        opacity: 0.12;
        transform: translate3d(-66%, -54%, -280px) rotateY(18deg) scale(0.78);
    }

    .section-03-gallery-slide[data-state="next"] {
        opacity: 0.12;
        transform: translate3d(-34%, -54%, -280px) rotateY(-18deg) scale(0.78);
    }

    .section-03-gallery-content {
        padding: 18px 6px 0;
    }

    .section-03-gallery-swipe-hint {
        order: -1;
        display: block;
        margin: 0 0 1rem;
        text-align: center;
        font-family: var(--font-en);
        font-size: 0.78rem;
        font-weight: 700;
        letter-spacing: 0.14em;
        color: rgba(255, 255, 255, 0.7);
    }

    .section-03-gallery-title {
        font-size: 1.55rem;
    }

    .section-03-gallery-description {
        font-size: 0.92rem;
    }
    
    /* セクション04の並び */
    .section-04-main > .fade-in {
        padding: 1.5rem;
        border-radius: 22px;
    }

    .section-04-heading {
        font-size: 1.4rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.35rem;
    }

    .section-04-price {
        margin-left: 0;
    }

    .section-04-table th,
    .section-04-table td {
        display: block;
        width: 100%;
    }
    
    .section-04-table th {
        padding-bottom: 0.2rem;
        border-bottom: none;
    }
    
    .section-04-table td {
        padding-top: 0;
        padding-bottom: 1.3rem;
    }

    .section-04-collage {
        height: 320px;
    }
    
    .collage-image-1,
    .collage-image-2,
    .collage-image-3 {
        border-radius: 0;
    }

    .collage-image-1 {
        top: 0;
        left: 0;
        width: 45%;
        height: 40%;
        border-radius: 100px 0 0 100px;
    }

    .collage-image-2 {
        bottom: 0;
        right: 0;
        width: 45%;
        height: 45%;
        border-radius: 0 100px 100px 0;
    }

    .collage-image-3 {
        top: 50%;
        left: 50%;
        width: 60%;
        height: 35%;
        border-radius: 20px;
    }
    
    .ticker-item {
        font-size: clamp(2.3rem, 9vw, 3.5rem);
        gap: 0.75rem;
    }
    
    .ticker-arrows .material-symbols-outlined {
        font-size: 2rem;
    }
    
    .ticker-item.row-1 {
        transform: translateX(-6%);
    }

    .ticker-item.row-2 {
        transform: translateX(0);
    }

    .section-05-description {
        font-size: 0.95rem;
    }

    .btn-primary-inverse {
        width: 100%;
    }

    .footer-nav ul {
        gap: 1rem 1.2rem;
    }

    .footer-logo {
        font-size: clamp(4.6rem, 18vw, 6.8rem);
        margin-bottom: 1rem;
    }
}


/* ============================================
   動きを減らしたい環境への配慮
============================================ */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .fade-in,
    .mv-title-main,
    .mv-subtitle-jp,
    .mv-title-sub,
    .mv-note,
    .typing-char {
        animation: none !important;
        transition: none !important;
        opacity: 1 !important;
        transform: none !important;
    }

    .typing-title::after {
        display: none !important;
    }

    .col-up,
    .col-down,
    .section-01-slider-track,
    .section-03-gallery-slide,
    .section-03-gallery-nav,
    .section-03-gallery-background,
    .section-03-gallery-dot,
    .section-03-gallery-media {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }

    .section-03-gallery-slide,
    .section-03-gallery-nav,
    .section-03-gallery-background,
    .section-03-gallery-dot,
    .section-03-gallery-media,
    .section-03-gallery-content {
        transition: none !important;
    }
}