:root {
    --black: #0a0a0a;
    --white: #fff;
    --gray: #f5f5f5;
    --text: #5a5a5a;
    --muted: #888;
    --line: #e4e4e4
}

/* ---------- Reset ---------- */

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

html {
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
}

ul,
ol {
    margin: 0;
    padding: 0;
}

li {
    list-style: none;
}

figure {
    margin: 0;
}

img,
picture,
video,
canvas,
svg {
    display: block;
    max-width: 100%;
}

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

button,
input,
textarea,
select {
    font: inherit;
}

/* ---------- 内容 ---------- */
body {
    margin: 0;
    background: #fff;
    color: var(--black);
    font-family: 'Noto Sans JP', sans-serif;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden
}

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

a {
    color: inherit
}

.container {
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 5vw, 4rem)
}

h1,
h2,
h3,
p {
    margin: 0
}

h1,
h2,
h3 {
    font-family: 'Noto Serif JP', serif;
    font-weight: 300;
    letter-spacing: -.01em
}

em {
    font-style: italic;
    font-weight: 300
}

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    transition: .45s ease;
    background: transparent
}

.site-header.scrolled,
.site-header.menu-open {
    background: rgba(255, 255, 255, .96);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, .08)
}

.site-header .logo-green {
    display: none;
}

.site-header.scrolled .logo-green {
    display: block;
}

.site-header.scrolled .logo-white {
    display: none;
}

.header-inner {
    height: clamp(56px, 7vw, 72px);
    display: flex;
    align-items: center;
    justify-content: space-between
}

.brand {
    display: block
}

.logo {
    height: 22px;
    width: auto
}

.logo-black {
    display: none
}

.desktop-nav {
    display: flex;
    gap: 2.5rem
}

.desktop-nav a,
.nav-cta,
.footer nav a {
    font-weight: 500;
    font-size: .65rem;
    letter-spacing: .18em;
    text-transform: uppercase;
    text-decoration: none;
    color: rgba(255, 255, 255, .85);
    transition: .3s
}

.desktop-nav a:hover,
.footer nav a:hover {
    opacity: .55
}

.site-header.scrolled .desktop-nav a {
    color: var(--black)
}

.nav-cta {
    padding: .6rem 1.4rem;
    border: 1px solid rgba(255, 255, 255, .5)
}

.site-header.scrolled .nav-cta {
    color: var(--black);
    border-color: var(--black)
}

.menu-button {
    display: none;
    background: none;
    border: 0;
    padding: .5rem;
    cursor: pointer;
    flex-direction: column;
    gap: 5px
}

.menu-button span {
    display: block;
    width: 22px;
    height: 1px;
    background: #fff;
    transition: .3s
}

.site-header.scrolled .menu-button span,
.site-header.menu-open .menu-button span {
    background: #0a0a0a
}

.site-header .desktop-nav {
    display: none;
}

.site-header.scrolled .desktop-nav {
    display: flex;
}

.site-header.menu-open .menu-button span:nth-child(1) {
    transform: translateY(6px) rotate(45deg)
}

.site-header.menu-open .menu-button span:nth-child(2) {
    opacity: 0
}

.site-header.menu-open .menu-button span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg)
}

.mobile-menu {
    display: none;
    max-height: 0;
    overflow: hidden;
    background: rgba(255, 255, 255, .98);
    transition: max-height .45s ease;
    padding: 0 2rem
}

.site-header.menu-open .mobile-menu {
    max-height: 320px;
    padding-bottom: 1.5rem
}

.mobile-menu a {
    display: block;
    text-decoration: none;
    font-weight: 500;
    font-size: .7rem;
    letter-spacing: .18em;
    padding: .9rem 0;
    border-bottom: 1px solid rgba(0, 0, 0, .06)
}

.hero {
    position: relative;
    height: 100svh;
    min-height: 640px;
    overflow: hidden
}

.hero-video,
.hero>img,
.cta>img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(160deg, rgba(0, 0, 0, .15), rgba(0, 0, 0, .08) 35%, rgba(0, 0, 0, .72))
}

.hero-content {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    align-items: flex-end;
    padding-bottom: 2rem;
}

.hero-copy {
    max-width: 800px
}

.rule {
    display: block;
    width: 36px;
    height: 1px;
    background: var(--black);
    margin-bottom: 1.5rem
}

.rule-light {
    background: rgba(255, 255, 255, .4)
}

.label {
    font-weight: 500;
    font-size: .65rem;
    letter-spacing: .22em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 1.25rem
}

.label-light {
    color: rgba(255, 255, 255, .5)
}

h1 {
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    line-height: 1.1;
    color: #fff;
    margin-bottom: 1.5rem;
}

h1 em {
    font-size: .75em;
    color: rgba(255, 255, 255, .85)
}

h2 {
    font-size: clamp(1.8rem, 4.5vw, 3rem);
    line-height: 1.12;
    color: var(--black);
    margin-bottom: 1.75rem
}

h3 {
    font-size: clamp(1.45rem, 3.4vw, 2.6rem);
    line-height: 1.2;
    margin-bottom: 1.5rem
}

.lead {
    font-size: 1rem;
    margin-bottom: .4rem
}

.note {
    font-size: 1.2rem;
    color: var(--muted);
    line-height: 1.7
}

.lead-light,
.note-light {
    color: rgba(255, 255, 255, .82)
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    gap: .875rem;
    margin-top: 2.2rem
}

.button {
    display: inline-flex;
    align-items: center;
    padding: .875rem 2.25rem;
    font-weight: 500;
    font-size: 1rem;
    letter-spacing: .16em;
    text-transform: uppercase;
    text-decoration: none;
    border: 1px solid;
    transition: .3s
}

.button-white {
    background: #fff;
    color: #0a0a0a;
    border-color: #fff
}

.button-white:hover {
    background: transparent;
    color: #fff
}

.button-outline-light {
    color: rgba(255, 255, 255, .85);
    border-color: rgba(255, 255, 255, .4)
}

.button-outline-light:hover {
    background: rgba(255, 255, 255, .1);
    border-color: rgba(255, 255, 255, .7)
}

.button-outline {
    color: var(--black);
    border-color: var(--black);
    font-size: .75rem;
    padding: .8rem 1.8rem
}

.button-outline:hover {
    background: var(--black);
    color: #fff
}

.scroll-indicator {
    position: absolute;
    right: 2.5rem;
    bottom: 2rem;
    z-index: 3;
    text-transform: uppercase;
    font-size: .55rem;
    letter-spacing: .22em;
    color: rgba(255, 255, 255, .35);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .4rem
}

.scroll-indicator i {
    width: 1px;
    height: 44px;
    background: rgba(255, 255, 255, .15);
    position: relative;
    overflow: hidden
}

.scroll-indicator i:after {
    content: "";
    position: absolute;
    top: -45%;
    left: 0;
    width: 100%;
    height: 45%;
    background: rgba(255, 255, 255, .6);
    animation: scrollLine 2.2s infinite
}

.section {
    padding: clamp(5rem, 12vw, 10rem) 0
}

.section-gray {
    background: var(--gray)
}

.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center
}

.image-frame {
    position: relative;
    height: clamp(400px, 55vw, 680px);
    overflow: hidden
}

.image-frame>img:first-child {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center top
}

.watermark {
    position: absolute;
    right: 1.5rem;
    bottom: 1.5rem;
    max-width: 200px;
    height: auto;
    width: 100%;
    opacity: .15
}

.intro-text {
    padding: clamp(2rem, 5vw, 5rem) clamp(1.5rem, 4vw, 4rem)
}

.intro-text p,
.feature-text p,
.feature-text small,
.color-box p {
    font-size: clamp(.9rem, 1.4vw, .1rem);
    line-height: 1.9;
    color: var(--text);
    max-width: 430px
}
.feature-text small{
    font-size: .85rem;
}

.small-logo {
    max-width: 200px;
    width: 100%;
    height: auto;
    opacity: .4;
    margin: 3rem auto 0;
}

.section-heading {
    margin-bottom: clamp(3.5rem, 7vw, 6rem);
    max-width: 520px
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(2rem, 5vw, 5rem);
    align-items: center;
    margin-bottom: clamp(5rem, 10vw, 8rem)
}

.feature-grid:last-child {
    margin-bottom: 0
}

.feature-image {
    display: grid;
    justify-content: center;
    align-items: center;
}

.photo-pair {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .75rem
}

.photo-pair img {
    height: clamp(200px, 28vw, 320px);
    width: 100%;
    object-fit: cover
}

.photo-pair .stagger {
    margin-top: 2.5rem
}


.photo-single {
    background: var(--gray)
}

.photo-single img {
    width: 100%;
    height: clamp(320px, 42vw, 560px);
    object-fit: contain
}

.large-img {
    width: 100%;
    height: clamp(340px, 48vw, 540px);
    object-fit: cover
}

.fit-img {
    width: 100%;
    height: auto;
    object-fit: contain;
}

.right-img {
    object-position: right center
}

.zoom {
    overflow: hidden
}

.zoom img {
    transition: transform .8s cubic-bezier(.23, 1, .32, 1)
}

.zoom:hover img {
    transform: scale(1.04)
}

.icon-panel {
    height: clamp(180px, 38vw, 440px);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray)
}

.icon-circle {
    width: clamp(120px, 20vw, 250px);
    height: clamp(120px, 20vw, 250px);
    border-radius: 50%;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--black)
}

.icon-circle svg {
    width: 46%;
    height: 46%
}

.icon-circle-light {
    width: clamp(88px, 11vw, 120px);
    height: clamp(88px, 11vw, 120px);
    background: rgba(255, 255, 255, .08);
    border-color: rgba(255, 255, 255, .22);
    color: #fff
}

.ai-visual {
    position: relative;
    overflow: hidden;
    min-height: clamp(280px, 38vw, 440px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(2.5rem, 6vw, 4rem) clamp(1.5rem, 4vw, 3rem)
}

.chat-layer {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: clamp(1rem, 3vw, 2rem);
}

.chat {
    width: max-content;
    padding: .7rem 2rem;
    border-radius: .875rem .875rem .875rem .125rem;
    background: rgba(255, 255, 255, .96);
    font-size: .85rem;
    line-height: 1.6;
    color: #0a0a0a;
    margin: .55rem 0 2rem
}

.chat.ai {
    margin-left: auto;
    background: #524b4b;
    color: #fff;
    border-radius: .875rem .875rem .125rem .875rem
}

.chat.small {
    max-width: 72%
}


.prompt-list,
.line-list {
    list-style: none;
    padding: 0;
    margin: 2rem 0 0;
    display: grid;
    gap: .875rem
}

.prompt-list li {
    position: relative;
    padding-left: 2rem;
    font-size: .85rem;
    line-height: 1.65;
    color: #4a4a4a;
    font-style: italic
}

.prompt-list li:before {
    content: "";
    position: absolute;
    left: 0;
    top: .35rem;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #0a0a0a
}

.prompt-list li:after {
    content: "";
    position: absolute;
    left: 6.5px;
    top: .72rem;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #fff
}

.line-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: .875rem;
    color: #4a4a4a
}

.line-list li:before {
    content: "";
    width: 20px;
    height: 1px;
    background: #0a0a0a;
    flex: 0 0 20px
}

.models-heading {
    margin-bottom: clamp(3rem, 6vw, 5rem)
}
.models-heading h2 span{
    margin-top: 15px;
    display: block;
}

.models-heading small{
    font-size: .85rem;
    color: var(--muted);
    line-height: 1.8;
    text-align: left
}

.model-blocks {
    display: grid;
    gap: clamp(4rem, 9vw, 7rem);
    margin-bottom: clamp(3rem, 6vw, 5rem)
}

.model-group {
    display: grid;
    gap: clamp(4rem, 9vw, 7rem)
}

.model-group+.model-group {
    margin-top: clamp(4.5rem, 9vw, 7rem);
    padding-top: clamp(3.5rem, 7vw, 5.5rem);
    border-top: 1px solid var(--line)
}

.model-group-heading {
    display: flex;
    align-items: baseline;
    gap: 1.25rem;
    margin-bottom: clamp(1.5rem, 3vw, 2.5rem)
}

.model-group-heading h3 {
    font-size: clamp(1.1rem, 1.8vw, 1.4rem);
    margin: 0
}

.model-group-heading p {
    font-size: .78rem;
    color: var(--muted);
    line-height: 1.6;
    margin: 0
}

.model-block {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: clamp(2rem, 5vw, 5rem);
    align-items: center
}

.model-block h3 {
    text-transform: uppercase;
}

.model-block.reverse {
    grid-template-columns: 1fr 1.1fr
}

.model-block.reverse .model-block-media {
    order: 2
}

.model-block.reverse .model-block-text {
    order: 1
}

.model-block-media {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: .75rem;
    position: relative;
}

.img-prev,
.img-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 20;
    width: 44px;
    height: 44px;
    border: none;
    background: transparent;
    font-size: 32px;
    line-height: 1;
    cursor: pointer;
}

.img-prev {
    left: 0px;
}

.img-next {
    right: 0px;
}

.model-block-media .zoom {
    height: clamp(280px, 32vw, 380px);
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
}

.model-block-media .zoom img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.model-block-media .model-block-sub {
    display: grid;
    gap: .75rem
}

.model-block-media .model-block-sub img {
    height: clamp(142px, 18.5vw, 222px);
    width: 100%;
    object-fit: cover
}

.model-block-media.no-sub {
    grid-template-columns: 1fr
}

.model-block-media.no-sub .zoom:first-child img {
    height: clamp(280px, 32vw, 400px)
}

.model-block-text .model-brand-row {
    display: flex;
    align-items: center;
    gap: .75rem;
    margin-bottom: 1.5rem
}

.model-brand-row img {
    height: 18px;
    width: auto;
    opacity: .7
}

.model-block-text h3 {
    font-size: clamp(1.6rem, 3.2vw, 2.4rem);
    margin-bottom: .5rem
}

.model-block-text .model-subtitle {
    font-size: .8rem;
    color: var(--muted);
    letter-spacing: .08em;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.model-price {
    font-family: 'Noto Serif JP', serif;
    font-size: clamp(1.15rem, 2vw, 1.4rem);
    color: var(--black);
    margin-bottom: 1.5rem
}

.model-price span.price-note {
    font-size: .7rem;
    color: var(--muted);
    font-family: 'Noto Sans JP', sans-serif;
    margin-left: .5rem
}

.model-block-text p.model-desc {
    font-size: .9rem;
    line-height: 1.9;
    color: var(--text);
    max-width: 420px;
    margin-bottom: 2rem
}

.model-swatches-label {
    font-size: .65rem;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: .9rem
}

.model-swatches {
    display: flex;
    gap: .6rem;
    overflow-x: auto;
    padding-bottom: .5rem;
    margin-bottom: 2rem;
    scrollbar-width: thin
}

.model-swatches img {
    flex: 0 0 auto;
    width: clamp(50px, 6vw, 62px);
    height: clamp(50px, 6vw, 62px);
    object-fit: cover;
    background: #fff;
    border: 1px solid var(--line);
    cursor: pointer;
    transition: border-color .3s
}

.model-swatches img:hover {
    border-color: #0a0a0a
}

.model-swatches img.active {
    border-color: #0a0a0a;
    border-width: 2px
}

.model-block-text .button-row {
    margin-top: 0
}

.color-box {
    border-top: 1px solid #e0e0e0;
    padding-top: clamp(2.5rem, 5vw, 4rem);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 4vw, 4rem);
    align-items: center
}

.color-box h3 {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    margin-bottom: 1rem
}

.color-box img {
    height: clamp(200px, 28vw, 300px);
    width: 100%;
    object-fit: cover
}

.spec-section {
    background: #fff;
}

.spec-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.spec-table {
    width: 100%;
    min-width: 760px;
    border-collapse: collapse;
    background: #fafafa;
    border: 1px solid rgba(0, 0, 0, .08);
}

.spec-table th,
.spec-table td {
    padding: 1.4rem 1.2rem;
    border-bottom: 1px solid rgba(0, 0, 0, .08);
    vertical-align: top;
    text-align: left;
    font-size: .9rem;
    line-height: 1.7;
}

.spec-table th {
    width: 180px;
    font-family: 'Jost', sans-serif;
    font-size: .75rem;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: #111;
    background: rgba(255, 255, 255, .5);
}
.spec-table td small{
    color: var(--text);
}

.spec-table tr:last-child th,
.spec-table tr:last-child td {
    border-bottom: none;
}


.faq-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: clamp(3rem, 6vw, 6rem);
    align-items: start
}

.faq-heading {
    position: sticky;
    top: 8rem
}

.faq-heading>p {
    font-size: .9rem;
    line-height: 1.8
}

.faq-list {
    border-top: 1px solid var(--line)
}

details {
    border-bottom: 1px solid var(--line)
}

summary {
    list-style: none;
    cursor: pointer;
    padding: 1.5rem 2rem 1.5rem 0;
    position: relative;
    font-size: clamp(.875rem, 1.5vw, 1rem);
    line-height: 1.6
}

summary::-webkit-details-marker {
    display: none
}

summary:before,
summary:after {
    content: "";
    position: absolute;
    right: 0;
    top: 50%;
    width: 12px;
    height: 1px;
    background: #0a0a0a;
    transition: .3s
}

summary:after {
    transform: rotate(90deg)
}

details[open] summary:after {
    transform: rotate(0)
}

details p {
    font-size: .9rem;
    color: #6b6b6b;
    line-height: 1.85;
    padding: 0 0 1.5rem
}

.faq-images {
    display: flex;
    gap: .75rem;
    margin: 0 0 1.5rem
}

.faq-images img {
    width: 50%;
    height: 100px;
    object-fit: cover
}


.cta h2 {
    line-height: 1.05;
    color: #fff
}

.cta p,
.footer p.label {
    font-size: .9rem;
    color: rgba(255, 255, 255, .75);
    line-height: 1.7
}

.sub-cta {
    margin-top: 2rem
}

a.sub-cta {
    display: inline-flex;
    margin: 1rem .5rem .4rem 0;
    padding: .7rem 1.4rem;
    font-weight: 400;
    font-size: .9rem;
    letter-spacing: .12em;
    text-transform: uppercase;
    text-decoration: none;
    background: rgba(255, 255, 255, .8)
}

.sub-cta a:hover {
    background: rgba(255, 255, 255, .5);
}

.footer {
    background: #1a1a1a;
    padding: clamp(3rem, 6vw, 5rem) 0
}

.footer-top {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    padding-bottom: clamp(2.5rem, 5vw, 4rem);
}

.footer img {
    height: 24px;
    width: auto;
    opacity: .65
}

.footer nav {
    display: flex;
    gap: 1.75rem;
    flex-wrap: wrap
}

.store-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(2rem, 4vw, 3rem);
    padding: clamp(2.5rem, 5vw, 4rem) 0;
}

.store-card h3 {
    font-family: 'Noto Serif JP', serif;
    font-weight: 400;
    font-size: 1.05rem;
    color: #fff;
    margin-bottom: 1rem
}

.store-card p {
    font-size: .9rem;
    line-height: 1.85;
    color: rgba(255, 255, 255, .7);
    margin: 0
}

.store-card p a {
    color: rgba(255, 255, 255, .7);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: .45rem;
}

.tel-icon {
    width: 1em;
    height: 1em;
    flex: 0 0 auto;
    color: currentColor;
}

.store-card p a:hover {
    color: #fff
}

.map-link {
    display: inline-flex;
    align-items: center;
    margin-top: 1.1rem;
    padding-bottom: .2rem;
    font-size: .68rem;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, .85);
    text-decoration: none;
    border-bottom: 1px solid rgba(255, 255, 255, .35);
    transition: .3s
}

.map-link:hover {
    color: #fff;
    border-color: #fff
}

.footer-bottom {
    padding-top: clamp(2rem, 4vw, 2.5rem)
}

.footer-bottom p {
    font-size: .68rem;
    color: rgba(255, 255, 255, .8);
    line-height: 1.7;
    text-align: center;
    margin: 0
}

.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity .9s cubic-bezier(.23, 1, .32, 1), transform .9s cubic-bezier(.23, 1, .32, 1)
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0)
}

.delay-1 {
    transition-delay: .15s
}

.delay-2 {
    transition-delay: .25s
}

@keyframes scrollLine {
    0% {
        top: -45%
    }

    100% {
        top: 145%
    }
}

@media (max-width:900px) {

    .site-header.scrolled .desktop-nav,
    .desktop-only {
        display: none
    }

    .menu-button {
        display: flex
    }

    .mobile-menu {
        display: block
    }

    .feature-grid,
    .intro-grid,
    .color-box,
    .faq-grid {
        grid-template-columns: 1fr
    }

    .reverse-mobile .feature-text {
        order: 2
    }

    .reverse-mobile .zoom {
        order: 1
    }

    .models-heading {
        display: block
    }

    .models-heading>p {
        text-align: left;
        margin-top: 1rem
    }

    .model-block,
    .model-block.reverse {
        grid-template-columns: 1fr
    }

    .model-block.reverse .model-block-media,
    .model-block.reverse .model-block-text {
        order: initial
    }

    .model-block-media {
        grid-template-columns: 1fr
    }

    .model-block-media .model-block-sub {
        grid-template-columns: 1fr 1fr;
        display: grid
    }

    .model-group-heading {
        flex-direction: column;
        align-items: flex-start;
        gap: .4rem;
        border-bottom: 1px solid rgba(0, 0, 0, .15);
        padding-bottom: 1rem;
    }

    .model-block-text p.model-desc {
        max-width: 100%
    }

    .store-grid {
        grid-template-columns: 1fr;
        gap: 2.25rem
    }


    .footer-top {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.25rem
    }

    .faq-heading {
        position: static
    }

    .footer-inner {
        display: grid;
        text-align: left
    }

    .footer p {
        text-align: left
    }

    .scroll-indicator {
        display: none
    }
}

@media (min-width: 641px) {
    .pc {
        display: block;
    }

    .sp {
        display: none;
    }

}

@media (max-width: 640px) {
    .pc {
        display: none;
    }

    .sp {
        display: block;
    }

    .hero {
        height: auto;
        min-height: 100svh;
        background: #111;
        display: flex;
        flex-direction: column;
    }

    .hero-video,
    .hero>img {
        position: relative;
        inset: auto;
        width: 100%;
        height: auto;
        aspect-ratio: 16 / 9;
        object-fit: contain;
        background: #000;
    }

    .hero-overlay {
        display: none;
    }

    .hero-content {
        height: auto;
        align-items: flex-start;
        padding: 2rem 1.25rem 2.5rem;
        background: linear-gradient(to bottom,
                rgba(0, 0, 0, .88),
                rgba(0, 0, 0, .72));
    }

    .hero-copy {
        max-width: 100%;
    }

    h1 {
        font-size: 2rem;
        line-height: 1.35;
    }

    .button {
        width: 100%;
        justify-content: center
    }

    .photo-pair {
        grid-template-columns: 1fr 1fr
    }

    .intro-text {
        padding: 2rem 0 0
    }

    .section {
        padding: 4.5rem 0
    }

    .container {
        padding-left: 1.25rem;
        padding-right: 1.25rem
    }

    .cta {
        padding: 5rem 0
    }

    .icon-circle {
        width: clamp(120px, 14vw, 160px);
        height: clamp(120px, 14vw, 160px);
    }

    .chat {
        padding: .7rem 1.1rem;
    }

    .model-card img,
    .model-tall img {
        height: 320px
    }

    .lead,
    .note,
    .button {
        font-size: .9rem;
    }

    .button-row {
        margin-top: 2rem;
    }

    .watermark {
        max-width: 100px;
    }

    .fit-img {
        height: 100%;
    }

    .spec-table {
        min-width: 550px;
    }

    .spec-table th,
    .spec-table td {
        padding: 1rem;
        font-size: .82rem;
    }

    .spec-table th {
        width: 140px;
    }
}