:root {
    --black: #070707;
    --black-soft: #111111;
    --white: #f5f1e8;
    --red: #ef2330;
    --line-dark: rgba(245, 241, 232, 0.16);
    --line-light: rgba(7, 7, 7, 0.18);
    --gutter: clamp(1.15rem, 4vw, 4.75rem);
    --max-width: 1540px;
    --sans: "Yu Gothic", "YuGothic", "Hiragino Kaku Gothic ProN", "Noto Sans CJK JP", "Segoe UI", sans-serif;
    --display: "Arial Narrow", "Roboto Condensed", "Yu Gothic", "YuGothic", "Hiragino Sans", sans-serif;
}

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

html {
    scroll-behavior: smooth;
    scrollbar-color: var(--red) var(--black);
}

body {
    margin: 0;
    min-width: 320px;
    overflow-x: hidden;
    background: var(--black);
    color: var(--white);
    font-family: var(--sans);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

body::before {
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        linear-gradient(120deg, transparent 0 64%, rgba(239, 35, 48, 0.05) 64% 64.15%, transparent 64.15%),
        repeating-linear-gradient(90deg, transparent 0 9rem, rgba(245, 241, 232, 0.018) 9rem calc(9rem + 1px)),
        var(--black);
    content: "";
}

body::after {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    opacity: 0.2;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.16'/%3E%3C/svg%3E");
    content: "";
}

a {
    color: inherit;
}

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

.skip-link {
    position: fixed;
    top: 0.75rem;
    left: 0.75rem;
    z-index: 100;
    padding: 0.75rem 1rem;
    background: var(--white);
    color: var(--black);
    font-weight: 800;
    transform: translateY(-160%);
    transition: transform 180ms ease;
}

.skip-link:focus {
    transform: translateY(0);
}

:focus-visible {
    outline: 3px solid var(--red);
    outline-offset: 5px;
}

.site-shell {
    width: min(100%, var(--max-width));
    margin: 0 auto;
    padding-inline: var(--gutter);
}

.site-header {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    z-index: 50;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    min-height: 6.5rem;
    padding-inline: max(var(--gutter), calc((100vw - var(--max-width)) / 2 + var(--gutter)));
    border-bottom: 1px solid var(--line-dark);
    background: rgba(7, 7, 7, 0.9);
    box-shadow: 0 0.8rem 2rem rgba(7, 7, 7, 0.28);
    backdrop-filter: blur(18px);
}

.wordmark {
    justify-self: start;
    font-family: var(--display);
    font-size: clamp(1.2rem, 1.65vw, 1.65rem);
    font-weight: 950;
    letter-spacing: 0.08em;
    line-height: 1;
    text-decoration: none;
}

.wordmark::before {
    display: inline-block;
    width: 0.55rem;
    height: 0.55rem;
    margin-right: 0.65rem;
    background: var(--red);
    content: "";
    transform: rotate(45deg);
}

.language-ja .wordmark {
    font-size: clamp(1.55rem, 1.9vw, 2rem);
    letter-spacing: 0.18em;
}

.main-nav,
.language-switch {
    display: flex;
    align-items: center;
}

.header-actions {
    display: flex;
    align-items: center;
    justify-self: end;
    gap: 0.7rem;
}

.instagram-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 2.55rem;
    padding: 0.45rem 0.75rem;
    border: 1px solid var(--line-dark);
    border-radius: 999px;
    color: var(--white);
    font-size: 0.74rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-decoration: none;
    transition: color 180ms ease, background 180ms ease, border-color 180ms ease;
}

.instagram-link svg {
    width: 1.15rem;
    height: 1.15rem;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
}

.instagram-link .instagram-dot {
    fill: currentColor;
    stroke: none;
}

.instagram-link:hover,
.instagram-link:focus-visible {
    border-color: var(--red);
    background: var(--red);
    color: var(--black);
}

.main-nav {
    gap: clamp(1.75rem, 4vw, 4.5rem);
}

.main-nav a {
    position: relative;
    color: rgba(245, 241, 232, 0.72);
    font-size: 0.74rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-decoration: none;
    text-transform: uppercase;
}

.main-nav a::after {
    position: absolute;
    right: 0;
    bottom: -0.45rem;
    left: 0;
    height: 2px;
    background: var(--red);
    content: "";
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 180ms ease;
}

.main-nav a:hover::after,
.main-nav a:focus-visible::after {
    transform: scaleX(1);
    transform-origin: left;
}

.language-ja .main-nav a {
    font-size: 0.82rem;
    text-transform: none;
}

.language-switch {
    justify-self: end;
    gap: 0.18rem;
    padding: 0.3rem;
    border: 1px solid rgba(239, 35, 48, 0.8);
    border-radius: 999px;
    background: rgba(17, 17, 17, 0.94);
    box-shadow: 0 0 0 1px rgba(239, 35, 48, 0.12), 0 0.35rem 1rem rgba(7, 7, 7, 0.32);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    white-space: nowrap;
    backdrop-filter: blur(12px);
}

.language-switch svg {
    width: 1.05rem;
    height: 1.05rem;
    margin-inline: 0.35rem 0.25rem;
    fill: none;
    stroke: var(--red);
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.7;
}

.language-switch a {
    padding: 0.4rem 0.7rem;
    border-radius: 999px;
    color: var(--white);
    text-decoration: none;
}

.language-switch a[aria-current="page"] {
    background: var(--red);
    color: var(--black);
}

main {
    padding-top: 6.5rem;
}

#sound,
#outlook {
    scroll-margin-top: 6.5rem;
}

.hero {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(25rem, 0.92fr);
    align-items: stretch;
    min-height: min(790px, calc(100svh - 6.5rem));
    overflow: hidden;
}

.hero::before {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    width: 1px;
    background: var(--line-dark);
    content: "";
}

.hero-copy {
    position: relative;
    z-index: 5;
    display: flex;
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    max-width: 54rem;
    padding: clamp(5rem, 9vw, 9rem) clamp(0rem, 2vw, 2rem) clamp(4rem, 7vw, 7rem) clamp(1.5rem, 4vw, 4rem);
    animation: copy-in 700ms cubic-bezier(0.2, 0.75, 0.2, 1) both;
}

.eyebrow {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 0 0 1.8rem;
    color: rgba(245, 241, 232, 0.72);
    font-size: clamp(0.68rem, 0.9vw, 0.8rem);
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.language-ja .eyebrow {
    letter-spacing: 0.12em;
    text-transform: none;
}

.eyebrow span {
    width: 3rem;
    height: 3px;
    background: var(--red);
}

h1 {
    max-width: 11ch;
    margin: 0;
    font-family: var(--display);
    font-size: clamp(4.8rem, 8vw, 8.7rem);
    font-stretch: condensed;
    font-weight: 950;
    letter-spacing: -0.065em;
    line-height: 0.86;
    text-wrap: balance;
}

h1::after {
    display: block;
    width: clamp(5rem, 10vw, 9rem);
    height: clamp(0.5rem, 0.8vw, 0.85rem);
    margin-top: 1.35rem;
    background: var(--red);
    content: "";
}

.language-ja h1 {
    max-width: 8ch;
    font-size: clamp(4.1rem, 7.2vw, 7.8rem);
    letter-spacing: -0.045em;
    line-height: 1.04;
}

.subtitle {
    max-width: 37rem;
    margin: 2rem 0 0;
    color: rgba(245, 241, 232, 0.76);
    font-size: clamp(1rem, 1.35vw, 1.25rem);
    line-height: 1.65;
}

.scroll-cue {
    display: inline-flex;
    align-items: center;
    gap: 0.85rem;
    margin-top: 3.25rem;
    padding: 0.7rem 1rem;
    border: 1px solid var(--line-dark);
    border-radius: 999px;
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.15em;
    text-decoration: none;
    text-transform: uppercase;
    transition: color 180ms ease, background 180ms ease, border-color 180ms ease;
}

.language-ja .scroll-cue {
    text-transform: none;
}

.scroll-cue:hover,
.scroll-cue:focus-visible {
    border-color: var(--white);
    background: var(--white);
    color: var(--black);
}

.scroll-cue svg {
    width: 0.8rem;
    height: 1.1rem;
    fill: none;
    stroke: var(--red);
    stroke-width: 2;
    transition: transform 180ms ease;
}

.scroll-cue:hover svg,
.scroll-cue:focus-visible svg {
    transform: translateY(0.22rem);
}

.hero-visual {
    position: relative;
    align-self: center;
    justify-self: end;
    min-width: 0;
    width: min(92%, 32rem);
    aspect-ratio: 1071 / 1469;
    margin: 2.5rem 0;
    overflow: visible;
    isolation: isolate;
    animation: image-in 900ms cubic-bezier(0.2, 0.75, 0.2, 1) 120ms both;
}

.hero-visual picture {
    position: absolute;
    inset: 0;
    display: block;
    overflow: hidden;
    border: 1px solid rgba(245, 241, 232, 0.18);
    clip-path: polygon(7% 0, 100% 0, 100% 94%, 91% 100%, 0 100%, 0 6%);
    box-shadow: 1.1rem 1.1rem 0 rgba(239, 35, 48, 0.9);
}

.hero-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 50% 50%;
    filter: saturate(0.88) contrast(1.05);
}

.portrait-wash {
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    background:
        linear-gradient(90deg, rgba(7, 7, 7, 0.44) 0, transparent 34%),
        linear-gradient(180deg, transparent 58%, rgba(7, 7, 7, 0.62) 100%);
    clip-path: polygon(7% 0, 100% 0, 100% 94%, 91% 100%, 0 100%, 0 6%);
}

.portrait-kanji {
    position: absolute;
    top: -1.5rem;
    right: -1.25rem;
    z-index: 3;
    color: transparent;
    font-size: clamp(8rem, 14vw, 14rem);
    font-weight: 900;
    line-height: 1;
    writing-mode: vertical-rl;
    -webkit-text-stroke: 1px rgba(245, 241, 232, 0.34);
}

.portrait-name {
    position: absolute;
    right: 1.5rem;
    bottom: 2rem;
    z-index: 4;
    max-height: 70%;
    color: var(--white);
    font-family: var(--display);
    font-size: clamp(1.05rem, 1.6vw, 1.5rem);
    font-weight: 950;
    letter-spacing: 0.16em;
    line-height: 1;
    text-shadow: 0 2px 18px var(--black);
    writing-mode: vertical-rl;
}

.language-ja .portrait-name {
    font-size: clamp(1.4rem, 2vw, 2rem);
    letter-spacing: 0.28em;
}

.portrait-line {
    position: absolute;
    top: -1rem;
    bottom: 1rem;
    left: -0.85rem;
    z-index: 5;
    width: clamp(0.55rem, 0.8vw, 0.85rem);
    background: var(--red);
    transform: skewY(-28deg);
    transform-origin: bottom;
}

.content-grid {
    position: relative;
    display: grid;
    grid-template-columns: minmax(13rem, 0.62fr) minmax(0, 1.38fr);
    gap: clamp(3rem, 8vw, 9rem);
    padding: clamp(6rem, 10vw, 10rem) clamp(1.5rem, 4vw, 4rem);
    border-top: 1px solid var(--line-dark);
}

.sound-section {
    margin-inline: calc(var(--gutter) * -1);
    padding-inline: calc(var(--gutter) + clamp(1.5rem, 4vw, 4rem));
    overflow: hidden;
    border-top: 0;
    background: var(--white);
    color: var(--black);
}

.sound-section::after {
    position: absolute;
    top: -4rem;
    right: -1.5rem;
    color: transparent;
    content: "騒";
    font-size: clamp(15rem, 32vw, 34rem);
    font-weight: 900;
    line-height: 1;
    pointer-events: none;
    -webkit-text-stroke: 1px rgba(7, 7, 7, 0.1);
}

.section-heading {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.section-number {
    margin: 0.1rem 0 0;
    color: var(--red);
    font-size: 0.78rem;
    font-weight: 900;
}

.section-heading h2 {
    margin: 0;
    font-family: var(--display);
    font-size: clamp(2.4rem, 4vw, 4.5rem);
    font-weight: 950;
    letter-spacing: -0.045em;
    line-height: 0.95;
    text-transform: uppercase;
}

.language-ja .section-heading h2 {
    letter-spacing: 0.02em;
    text-transform: none;
}

.lead-copy {
    position: relative;
    z-index: 1;
    max-width: 52rem;
    margin: 0;
    font-size: clamp(1.25rem, 2vw, 1.9rem);
    font-weight: 600;
    line-height: 1.75;
    text-wrap: pretty;
}

.language-ja .lead-copy {
    line-height: 2;
}

.outlook {
    padding-block: clamp(6rem, 10vw, 10rem);
}

.outlook::before {
    position: absolute;
    top: 0;
    right: 0;
    width: 28%;
    height: 1px;
    background: var(--red);
    content: "";
}

.status-card {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 1.2rem;
    max-width: 52rem;
    margin-top: clamp(3.5rem, 6vw, 5.5rem);
    padding: clamp(1.5rem, 3vw, 2.4rem);
    border: 0;
    background: var(--red);
    color: var(--black);
    box-shadow: 0.85rem 0.85rem 0 var(--white);
    transform: translateX(-0.85rem);
}

.status-pulse {
    width: 0.75rem;
    height: 0.75rem;
    margin-top: 0.38rem;
    border-radius: 50%;
    background: var(--black);
    box-shadow: 0 0 0 0 rgba(7, 7, 7, 0.45);
    animation: pulse 2.6s ease-out infinite;
}

.status-card h3 {
    margin: 0 0 0.4rem;
    font-size: 0.72rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.language-ja .status-card h3 {
    text-transform: none;
}

.status-card p {
    margin: 0;
    font-size: clamp(1rem, 1.35vw, 1.2rem);
    font-weight: 900;
}

.site-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    min-height: 7rem;
    padding-inline: clamp(1.5rem, 4vw, 4rem);
    border-top: 1px solid var(--line-dark);
    color: rgba(245, 241, 232, 0.64);
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.language-ja .site-footer {
    text-transform: none;
}

.footer-mark {
    color: var(--white);
    font-family: var(--display);
    font-size: 1.05rem;
    font-weight: 950;
}

@keyframes copy-in {
    from { opacity: 0; transform: translateY(1.5rem); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes image-in {
    from { opacity: 0; transform: translateX(2rem); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(7, 7, 7, 0.45); }
    55%, 100% { box-shadow: 0 0 0 0.8rem rgba(7, 7, 7, 0); }
}

@media (max-width: 980px) {
    .hero {
        grid-template-columns: minmax(0, 1fr) minmax(21rem, 0.86fr);
    }

    .content-grid {
        gap: 3.5rem;
    }
}

@media (max-width: 1120px) {
    .instagram-link span {
        position: absolute;
        width: 1px;
        height: 1px;
        overflow: hidden;
        clip: rect(0 0 0 0);
        clip-path: inset(50%);
        white-space: nowrap;
    }

    .instagram-link {
        width: 2.55rem;
        padding-inline: 0;
    }
}

@media (max-width: 860px) {
    .site-header {
        grid-template-columns: 1fr auto;
        min-height: 5.25rem;
        padding-inline: var(--gutter);
    }

    .main-nav {
        display: none;
    }

    main {
        padding-top: 5.25rem;
    }

    #sound,
    #outlook {
        scroll-margin-top: 5.25rem;
    }

    .hero {
        display: grid;
        grid-template-columns: 1fr;
        align-items: start;
        min-height: 0;
        margin-inline: calc(var(--gutter) * -1);
        padding-bottom: 2.5rem;
    }

    .hero::before {
        display: none;
    }

    .hero-copy {
        order: 2;
        z-index: 6;
        width: 100%;
        max-width: 45rem;
        margin-top: -4.5rem;
        padding: 2.6rem var(--gutter) clamp(3.5rem, 10vw, 5rem);
        background: linear-gradient(110deg, var(--black) 0 82%, transparent 82%);
    }

    .hero-visual {
        position: relative;
        order: 1;
        justify-self: stretch;
        width: 100%;
        height: min(67svh, 620px);
        aspect-ratio: auto;
        margin: 0;
        overflow: hidden;
    }

    .hero-visual picture,
    .portrait-wash {
        inset: 0;
        clip-path: none;
    }

    .hero-visual picture {
        border: 0;
        box-shadow: none;
    }

    .hero-visual img {
        object-position: 50% 38%;
        filter: saturate(0.86) contrast(1.04) brightness(0.86);
    }

    .portrait-wash {
        background:
            linear-gradient(180deg, rgba(7, 7, 7, 0.04) 0, rgba(7, 7, 7, 0.03) 48%, rgba(7, 7, 7, 0.78) 100%),
            linear-gradient(90deg, rgba(7, 7, 7, 0.24), transparent 68%);
        mix-blend-mode: normal;
    }

    .portrait-kanji {
        top: 0.75rem;
        right: 0.2rem;
        opacity: 0.65;
    }

    .portrait-name {
        top: 1.5rem;
        right: var(--gutter);
        bottom: auto;
    }

    .portrait-line {
        top: 0;
        bottom: auto;
        left: var(--gutter);
        width: 7rem;
        height: 0.65rem;
        transform: skewX(-28deg);
    }

    .content-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .sound-section {
        padding-inline: calc(var(--gutter) + 1.5rem);
    }
}

@media (max-width: 540px) {
    .site-shell {
        padding-inline: 1rem;
    }

    .site-header {
        gap: 0.75rem;
    }

    .header-actions {
        gap: 0.4rem;
    }

    .wordmark {
        max-width: 8.5rem;
        font-size: 1rem;
        line-height: 1.2;
    }

    .wordmark::before {
        width: 0.42rem;
        height: 0.42rem;
        margin-right: 0.45rem;
    }

    .language-ja .wordmark {
        font-size: 1.4rem;
    }

    .language-switch {
        gap: 0.2rem;
        font-size: 0.7rem;
        letter-spacing: 0;
    }

    .language-switch a {
        padding: 0.34rem 0.48rem;
    }

    .hero {
        margin-inline: -1rem;
    }

    .hero-copy {
        margin-top: -3.5rem;
        padding: 2.2rem 1.2rem 3.5rem;
    }

    .hero-visual {
        height: min(64svh, 520px);
    }

    .eyebrow {
        max-width: 18rem;
        margin-bottom: 1.25rem;
    }

    h1 {
        font-size: clamp(3.8rem, 18vw, 5.4rem);
    }

    .language-ja h1 {
        max-width: 7ch;
        font-size: clamp(3.35rem, 15vw, 4.8rem);
    }

    .subtitle {
        max-width: 28rem;
        margin-top: 1.5rem;
        font-size: 1rem;
    }

    .scroll-cue {
        margin-top: 2.25rem;
    }

    .portrait-name {
        right: 1rem;
    }

    .portrait-line {
        left: 1rem;
    }

    .content-grid {
        padding: 4.75rem 0.5rem;
    }

    .sound-section {
        margin-inline: -1rem;
        padding-inline: 1.5rem;
    }

    .section-heading h2 {
        font-size: 2.45rem;
    }

    .lead-copy {
        font-size: 1.08rem;
        line-height: 1.85;
    }

    .language-ja .lead-copy {
        line-height: 1.95;
    }

    .status-card {
        margin-top: 3rem;
        padding: 1.3rem;
        box-shadow: 0.55rem 0.55rem 0 var(--white);
        transform: translateX(-0.35rem);
    }

    .site-footer {
        align-items: flex-start;
        flex-direction: column;
        justify-content: center;
        gap: 0.4rem;
        min-height: 6.5rem;
        padding-inline: 0.5rem;
    }
}

@media (max-width: 390px) {
    .language-switch svg {
        display: none;
    }

    .wordmark {
        max-width: 7.5rem;
        font-size: 0.92rem;
    }

    .language-switch {
        font-size: 0.66rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

@media (forced-colors: active) {
    .language-switch a[aria-current="page"],
    .status-card,
    .status-pulse,
    .eyebrow span,
    .portrait-line,
    h1::after,
    .main-nav a::after {
        forced-color-adjust: none;
        background: Highlight;
        color: HighlightText;
    }
}