/* =========================================================
   VNITAS — MASTER STYLESHEET
   =========================================================

   SECTIONS

   01. RESET / BASE
   02. HEADER
   03. MOBILE MENU
   04. COMMON
   05. INDEX — HERO
   06. INDEX / MUSIC — RELEASE CARDS
   07. INDEX — APPAREL PREVIEW
   08. INDEX — ARTWORK PREVIEW
   09. INDEX — ABOUT PREVIEW
   10. MUSIC PAGE
   11. ARTWORK PAGE
   12. APPAREL PAGE
   13. ABOUT PAGE
   14. SIMPLE PAGE — 404 / COMING SOON
   15. EP PAGE — HERO
   16. EP PAGE — TRACKLIST
   17. EP PAGE — LISTEN
   18. EP PAGE — NAVIGATION
   19. FOOTER
   20. RELEASE SYSTEM
   21. REVEAL
   22. RESPONSIVE — TABLET
   23. RESPONSIVE — MOBILE

   ---------------------------------------------------------

   IMPORTANT

   ・EP1〜EP37 共通
   ・EP番号ごとのCSSは作らない
   ・INDEX Hero = images/hero.jpg
   ・release-gated は script.js で制御
   ・reveal は script.js で制御

   ========================================================= */

/* =========================================================
   01. RESET / BASE
========================================================= */

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

html {
    scroll-behavior: smooth;
    background: #050505;
}

body {
    margin: 0;

    background: #050505;
    color: #f5f5f5;

    font-family:
        Arial,
        Helvetica,
        sans-serif;

    font-weight: 400;

    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.menu-open {
    overflow: hidden;
}

img {
    display: block;

    width: 100%;
    max-width: 100%;
}

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

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

button {
    color: inherit;
}

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

main {
    display: block;
}

::selection {
    background: rgba(255, 255, 255, 0.9);
    color: #050505;
}


/* =========================================================
   02. HEADER
========================================================= */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;

    width: 100%;
    height: 80px;

    display: flex;
    align-items: center;
    justify-content: space-between;

    padding: 0 4vw;

    background: linear-gradient(
        to bottom,
        rgba(5, 5, 5, 0.85),
        rgba(5, 5, 5, 0)
    );
}

.logo {
    position: relative;
    z-index: 1002;

    flex-shrink: 0;

    font-size: 16px;
    font-weight: 600;

    letter-spacing: 5px;

    white-space: nowrap;
}

.desktop-nav {
    display: flex;
    align-items: center;

    gap: 26px;

    min-width: 0;
}

.desktop-nav a {
    position: relative;

    flex-shrink: 0;

    padding: 8px 0;

    font-size: 8px;
    font-weight: 500;

    letter-spacing: 1.9px;

    white-space: nowrap;

    opacity: 0.58;

    transition: opacity 0.3s ease;
}

.desktop-nav a:hover,
.desktop-nav a[aria-current="page"] {
    opacity: 1;
}

.desktop-nav a[aria-current="page"]::after {
    content: "";

    position: absolute;
    left: 0;
    bottom: 2px;

    width: 100%;
    height: 1px;

    background: rgba(255, 255, 255, 0.65);
}

.menu-button {
    position: relative;
    z-index: 1002;

    display: none;

    width: 32px;
    height: 24px;

    padding: 0;

    border: 0;
    background: transparent;

    cursor: pointer;
}

.menu-button span {
    position: absolute;
    left: 0;

    width: 100%;
    height: 1px;

    background: #fff;

    transition:
        transform 0.35s ease,
        top 0.35s ease;
}

.menu-button span:first-child {
    top: 7px;
}

.menu-button span:last-child {
    top: 16px;
}

.menu-button.active span:first-child,
.menu-button[aria-expanded="true"] span:first-child {
    top: 11px;

    transform: rotate(45deg);
}

.menu-button.active span:last-child,
.menu-button[aria-expanded="true"] span:last-child {
    top: 11px;

    transform: rotate(-45deg);
}


/* =========================================================
   03. MOBILE MENU
========================================================= */

.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 999;

    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;

    gap: 28px;

    padding: 100px 8vw 60px;

    background: rgba(5, 5, 5, 0.98);

    opacity: 0;
    visibility: hidden;
    pointer-events: none;

    transition:
        opacity 0.35s ease,
        visibility 0.35s ease;
}

.mobile-menu.active,
.mobile-menu.open {
    opacity: 1;
    visibility: visible;

    pointer-events: auto;
}

.mobile-menu a {
    font-size: clamp(24px, 6vw, 38px);
    font-weight: 400;

    letter-spacing: 2px;

    opacity: 0.45;

    transition: opacity 0.3s ease;
}

.mobile-menu a:hover,
.mobile-menu a[aria-current="page"] {
    opacity: 1;
}


/* =========================================================
   04. COMMON
========================================================= */

.section-label {
    margin-bottom: 14px;

    font-size: 8px;
    font-weight: 500;

    letter-spacing: 3.2px;

    text-transform: uppercase;

    opacity: 0.42;
}

.section-header-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;

    gap: 60px;

    margin-bottom: 52px;
}

.section-header-main {
    min-width: 0;
}

.section-header-main h2 {
    font-size: clamp(34px, 4vw, 54px);
    font-weight: 400;

    line-height: 1;

    letter-spacing: 4px;
}

.section-header-side {
    max-width: 330px;

    display: flex;
    flex-direction: column;
    align-items: flex-start;

    gap: 14px;

    padding-bottom: 4px;
}

.section-header-side p {
    font-size: 11px;

    line-height: 1.8;

    letter-spacing: 1px;

    opacity: 0.42;
}

.section-view-all {
    display: inline-block;

    padding-bottom: 6px;

    border-bottom: 1px solid rgba(255, 255, 255, 0.25);

    font-size: 9px;

    letter-spacing: 2.5px;

    opacity: 0.58;

    transition:
        opacity 0.3s ease,
        border-color 0.3s ease;
}

.section-view-all:hover {
    opacity: 1;

    border-color: rgba(255, 255, 255, 0.8);
}


/* =========================================================
   05. COMMON PAGE HERO
========================================================= */

.page-hero {
    min-height: 52vh;

    display: flex;
    align-items: flex-end;

    padding:
        160px 6vw
        78px;
}

.page-hero > div {
    width: 100%;
    max-width: 1100px;
}

.page-hero h1 {
    font-size: clamp(48px, 7vw, 100px);
    font-weight: 400;

    line-height: 0.95;

    letter-spacing: 3px;
}

.page-hero > div > p:last-child {
    max-width: 500px;

    margin-top: 28px;

    font-size: 12px;

    line-height: 1.9;

    letter-spacing: 1px;

    opacity: 0.48;
}


/* =========================================================
   06. INDEX — HERO
========================================================= */

.hero {
    position: relative;

    min-height: 100svh;

    display: flex;
    align-items: center;
    justify-content: center;

    overflow: hidden;

    padding:
        120px 6vw
        80px;

    background:
        linear-gradient(
            to bottom,
            rgba(0, 0, 0, 0.22) 0%,
            rgba(0, 0, 0, 0.16) 35%,
            rgba(0, 0, 0, 0.22) 65%,
            rgba(0, 0, 0, 0.50) 100%
        ),
        url("images/hero.jpg");

    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero::after {
    content: "";

    position: absolute;
    inset: 0;

    background: radial-gradient(
        circle at center,
        rgba(0, 0, 0, 0.08) 0%,
        rgba(0, 0, 0, 0.20) 52%,
        rgba(0, 0, 0, 0.42) 100%
    );

    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;

    width: 100%;
    max-width: 1000px;

    text-align: center;

    text-shadow:
        0 2px 18px rgba(0, 0, 0, 0.65),
        0 0 40px rgba(0, 0, 0, 0.25);
}

.hero .sub-title {
    margin-bottom: 22px;

    font-size: 9px;
    font-weight: 500;

    letter-spacing: 4px;

    opacity: 0.85;
}

.hero h1 {
    font-size: clamp(60px, 10vw, 138px);
    font-weight: 400;

    line-height: 0.9;

    letter-spacing: 8px;

    color: #fff;
}

.hero .concept {
    margin-top: 30px;

    font-size: clamp(12px, 1.1vw, 15px);

    line-height: 1.7;

    letter-spacing: 1.8px;

    opacity: 0.86;
}

.enter-button {
    display: inline-flex;

    align-items: center;
    justify-content: center;

    min-width: 124px;

    margin-top: 42px;

    padding:
        13px 22px
        12px;

    border:
        1px solid
        rgba(255, 255, 255, 0.58);

    background:
        rgba(0, 0, 0, 0.20);

    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);

    font-size: 10px;
    font-weight: 500;

    letter-spacing: 3px;

    opacity: 0.95;

    transition:
        opacity 0.3s ease,
        background 0.3s ease,
        border-color 0.3s ease,
        transform 0.3s ease;
}

.enter-button:hover {
    opacity: 1;

    background:
        rgba(255, 255, 255, 0.10);

    border-color: #fff;

    transform: translateY(-2px);
}


/* =========================================================
   07. RELEASE CARDS
========================================================= */

.discography {
    padding: 140px 6vw;
}

.discography-grid,
.all-releases-grid {
    display: grid;

    grid-template-columns:
        repeat(4, minmax(0, 1fr));

    gap: 60px 24px;
}

.release-card {
    display: block;

    min-width: 0;
}

.release-image {
    position: relative;

    aspect-ratio: 1 / 1;

    overflow: hidden;

    background: #0c0c0c;
}

.release-image img {
    width: 100%;
    height: 100%;

    object-fit: cover;

    transition:
        transform 0.7s cubic-bezier(0.2, 0.65, 0.3, 1),
        opacity 0.4s ease;
}

.release-card:hover .release-image img {
    transform: scale(1.025);

    opacity: 0.82;
}

.release-info {
    padding-top: 16px;
}

.release-info p {
    margin-bottom: 8px;

    font-size: 7px;

    letter-spacing: 2.4px;

    opacity: 0.35;
}

.release-info h3 {
    overflow-wrap: break-word;

    font-size: clamp(13px, 1.25vw, 17px);
    font-weight: 400;

    line-height: 1.35;

    letter-spacing: 0.7px;
}


/* =========================================================
   08. INDEX — APPAREL PREVIEW
========================================================= */

.apparel-preview {
    padding:
        150px 6vw
        165px;

    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.apparel-preview-inner {
    max-width: 1000px;
}

.apparel-preview h2 {
    max-width: 880px;

    font-size: clamp(38px, 6vw, 78px);
    font-weight: 400;

    line-height: 1;

    letter-spacing: 2px;
}

.apparel-preview-text {
    max-width: 470px;

    margin:
        32px 0
        28px;

    font-size: 12px;

    line-height: 1.9;

    letter-spacing: 0.8px;

    opacity: 0.45;
}


/* =========================================================
   09. INDEX — ARTWORK PREVIEW
========================================================= */

.artwork-section {
    padding:
        140px 6vw
        165px;

    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.artwork-grid {
    display: grid;

    grid-template-columns:
        repeat(12, minmax(0, 1fr));

    gap:
        28px 20px;
}

.artwork-item {
    grid-column: span 4;

    overflow: hidden;
}

.artwork-item-large {
    grid-column: span 7;
}

.artwork-item-medium {
    grid-column: span 5;
}

.artwork-item:nth-child(2),
.artwork-item:nth-child(5) {
    margin-top: 65px;
}

.artwork-item:nth-child(4) {
    margin-top: 25px;
}

.artwork-item img {
    width: 100%;

    transition:
        transform 0.8s cubic-bezier(0.2, 0.65, 0.3, 1),
        opacity 0.4s ease;
}

.artwork-item:hover img {
    transform: scale(1.02);

    opacity: 0.8;
}


/* =========================================================
   10. INDEX — ABOUT PREVIEW
========================================================= */

.about-section {
    padding:
        160px 6vw;

    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.about-inner {
    display: grid;

    grid-template-columns:
        minmax(0, 1.35fr)
        minmax(280px, 0.65fr);

    gap: 9vw;

    align-items: end;
}

.about-title h2 {
    font-size: clamp(38px, 6vw, 76px);
    font-weight: 400;

    line-height: 1;

    letter-spacing: 2px;
}

.about-copy {
    padding-bottom: 5px;
}

.about-copy p {
    margin-bottom: 30px;

    font-size: 12px;

    line-height: 2;

    letter-spacing: 0.7px;

    opacity: 0.48;
}


/* =========================================================
   11. MUSIC PAGE
========================================================= */

.music-page {
    min-height: 100vh;
}

.all-releases {
    padding:
        20px 6vw
        160px;
}


/* =========================================================
   12. ARTWORK PAGE
========================================================= */

.artwork-page {
    min-height: 100vh;
}

.artwork-archive {
    padding:
        20px 6vw
        160px;
}

.artwork-archive-grid {
    display: grid;

    grid-template-columns:
        repeat(3, minmax(0, 1fr));

    gap:
        60px 24px;
}

.artwork-archive-item {
    margin: 0;
}

.artwork-archive-item:nth-child(3n + 2) {
    transform: translateY(48px);
}

.artwork-archive-item img {
    width: 100%;

    transition:
        opacity 0.4s ease,
        transform 0.7s ease;
}

.artwork-archive-item:hover img {
    opacity: 0.82;

    transform: scale(1.015);
}

.artwork-ending {
    padding:
        110px 6vw
        155px;

    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.artwork-ending-inner {
    max-width: 800px;
}

.artwork-ending-text {
    font-size: clamp(26px, 4vw, 48px);
    font-weight: 400;

    line-height: 1.15;

    letter-spacing: 1px;
}


/* =========================================================
   13. APPAREL PAGE
========================================================= */

.apparel-page {
    min-height: 100vh;
}

.apparel-hero {
    min-height: 92svh;

    display: flex;
    align-items: flex-end;

    padding:
        150px 6vw
        9vh;
}

.apparel-hero-inner {
    width: 100%;
    max-width: 1100px;
}

.apparel-hero h1 {
    max-width: 1000px;

    font-size: clamp(44px, 7vw, 96px);
    font-weight: 400;

    line-height: 0.98;

    letter-spacing: 1px;
}

.apparel-hero-tagline {
    margin-top: 34px;

    font-size: 10px;

    letter-spacing: 3px;

    opacity: 0.7;
}

.apparel-hero-copy {
    margin-top: 14px;

    font-size: 11px;

    letter-spacing: 1px;

    opacity: 0.38;
}

.apparel-coming {
    display: inline-block;

    margin-top: 38px;
    padding-bottom: 7px;

    border-bottom: 1px solid rgba(255, 255, 255, 0.25);

    font-size: 8px;

    letter-spacing: 3px;

    opacity: 0.55;
}

.apparel-idea,
.apparel-concept-section,
.apparel-form-section {
    padding:
        150px 6vw;

    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.apparel-idea-inner,
.apparel-concept-inner {
    display: grid;

    grid-template-columns:
        minmax(200px, 0.6fr)
        minmax(0, 1.4fr);

    gap: 10vw;

    max-width: 1200px;
}

.apparel-idea-title h2 {
    font-size: clamp(30px, 4vw, 52px);
    font-weight: 400;

    line-height: 1;

    letter-spacing: 2px;
}

.apparel-idea-copy {
    max-width: 590px;
}

.apparel-idea-copy p {
    margin-bottom: 24px;

    font-size: 13px;

    line-height: 2;

    letter-spacing: 0.6px;

    opacity: 0.5;
}

.apparel-concept-number,
.about-block-number {
    font-size: 9px;

    letter-spacing: 2px;

    opacity: 0.25;
}

.apparel-concept-content {
    max-width: 800px;
}

.apparel-concept-content h2,
.apparel-form-inner h2 {
    font-size: clamp(36px, 5.5vw, 72px);
    font-weight: 400;

    line-height: 1;

    letter-spacing: 1px;
}

.apparel-concept-content > p:last-child,
.apparel-form-inner > p:not(.section-label) {
    max-width: 570px;

    margin-top: 36px;

    font-size: 12px;

    line-height: 2;

    letter-spacing: 0.7px;

    opacity: 0.45;
}

.apparel-form-inner {
    max-width: 950px;
}

.apparel-form-status {
    display: inline-block;

    margin-top: 42px;
    padding-bottom: 7px;

    border-bottom: 1px solid rgba(255, 255, 255, 0.25);

    font-size: 8px;

    letter-spacing: 3px;

    opacity: 0.55;
}


/* =========================================================
   14. ABOUT PAGE
========================================================= */

.about-page {
    min-height: 100vh;
}

.about-page-hero {
    min-height: 72svh;

    display: flex;
    align-items: flex-end;

    padding:
        150px 6vw
        90px;
}

.about-page-hero-inner {
    width: 100%;
}

.about-page-hero h1 {
    font-size: clamp(58px, 9vw, 120px);
    font-weight: 400;

    line-height: 0.9;

    letter-spacing: 5px;
}

.about-page-hero-inner > p:last-child {
    margin-top: 34px;

    font-size: clamp(13px, 1.4vw, 18px);

    line-height: 1.7;

    letter-spacing: 1.5px;

    opacity: 0.55;
}

.about-block {
    padding:
        145px 6vw;

    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.about-block-inner {
    display: grid;

    grid-template-columns:
        minmax(100px, 0.35fr)
        minmax(0, 1.65fr);

    gap: 8vw;

    max-width: 1200px;
}

.about-block-content {
    max-width: 800px;
}

.about-block-content h2 {
    margin-bottom: 38px;

    font-size: clamp(34px, 5vw, 68px);
    font-weight: 400;

    line-height: 1;

    letter-spacing: 1px;
}

.about-block-content > p:not(.section-label) {
    max-width: 620px;

    margin-bottom: 22px;

    font-size: 12px;

    line-height: 2;

    letter-spacing: 0.6px;

    opacity: 0.48;
}

.about-block-content .section-view-all {
    margin-top: 20px;
}

.about-ending {
    min-height: 48vh;

    display: flex;
    align-items: center;

    padding:
        100px 6vw;

    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.about-ending p {
    font-size: clamp(42px, 8vw, 100px);
    font-weight: 400;

    line-height: 0.95;

    letter-spacing: 2px;
}


/* =========================================================
   15. SIMPLE PAGE — 404 / COMING SOON
========================================================= */

.simple-page {
    min-height: 100svh;

    display: flex;
    align-items: center;

    padding:
        130px 6vw
        80px;
}

.simple-page-inner {
    max-width: 900px;
}

.simple-page h1 {
    font-size: clamp(48px, 8vw, 105px);
    font-weight: 400;

    line-height: 0.92;

    letter-spacing: 2px;
}

.simple-page-inner > p:not(.section-label) {
    margin-top: 32px;

    font-size: 12px;

    line-height: 1.8;

    letter-spacing: 1px;

    opacity: 0.45;
}

.simple-page-inner > a {
    display: inline-block;

    margin-top: 36px;
    padding-bottom: 7px;

    border-bottom: 1px solid rgba(255, 255, 255, 0.25);

    font-size: 8px;

    letter-spacing: 2.7px;

    opacity: 0.55;

    transition:
        opacity 0.3s ease,
        border-color 0.3s ease;
}

.simple-page-inner > a:hover {
    opacity: 1;

    border-color: #fff;
}

.simple-page-status {
    display: block;

    width: max-content;

    margin-top: 34px;
    padding-bottom: 7px;

    border-bottom: 1px solid rgba(255, 255, 255, 0.2);

    font-size: 8px;

    letter-spacing: 3px;

    opacity: 0.4;
}

.simple-page-status + a {
    margin-top: 28px;
}


/* =========================================================
   16. EP PAGE — HERO
========================================================= */

.ep-page {
    min-height: 100vh;
}

.ep-hero {
    min-height: 100svh;

    display: grid;

    grid-template-columns:
        minmax(300px, 0.95fr)
        minmax(360px, 1.05fr);

    align-items: center;

    gap:
        clamp(50px, 7vw, 110px);

    padding:
        135px 7vw
        95px;
}

.ep-hero-artwork {
    width: 100%;
    max-width: 610px;
}

.ep-hero-artwork img {
    width: 100%;

    aspect-ratio: 1 / 1;

    object-fit: cover;
}

.ep-hero-content {
    max-width: 650px;
}

.ep-hero-content h1 {
    font-size: clamp(40px, 5.5vw, 76px);
    font-weight: 400;

    line-height: 1;

    letter-spacing: 1px;

    overflow-wrap: break-word;
}

.ep-catchphrase {
    margin-top: 25px;

    font-size: clamp(13px, 1.4vw, 18px);

    line-height: 1.6;

    letter-spacing: 1px;

    opacity: 0.68;
}

.ep-hero-meta {
    display: flex;
    flex-wrap: wrap;

    gap:
        10px 24px;

    margin-top: 30px;
}

.ep-hero-meta span {
    font-size: 8px;

    letter-spacing: 2.3px;

    opacity: 0.35;
}

.ep-hero-description {
    max-width: 520px;

    margin-top: 30px;

    font-size: 12px;

    line-height: 1.9;

    letter-spacing: 0.6px;

    opacity: 0.46;
}

.ep-scroll-link {
    display: inline-block;

    margin-top: 34px;
    padding-bottom: 7px;

    border-bottom: 1px solid rgba(255, 255, 255, 0.25);

    font-size: 8px;

    letter-spacing: 2.5px;

    opacity: 0.55;

    transition:
        opacity 0.3s ease,
        border-color 0.3s ease;
}

.ep-scroll-link:hover {
    opacity: 1;

    border-color: #fff;
}


/* =========================================================
   17. EP PAGE — TRACKLIST
========================================================= */

.tracklist {
    padding:
        135px 7vw
        155px;

    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.tracklist-top {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;

    gap: 30px;

    margin-bottom: 50px;
}

.tracklist-top h2 {
    font-size: clamp(34px, 4.5vw, 58px);
    font-weight: 400;

    line-height: 1;

    letter-spacing: 3px;
}

.track-count {
    padding-bottom: 5px;

    font-size: 8px;

    letter-spacing: 2.5px;

    opacity: 0.35;
}

.track {
    display: grid;

    grid-template-columns:
        55px
        minmax(0, 1fr)
        110px
        minmax(190px, auto);

    align-items: center;

    min-height: 100px;

    gap: 20px;

    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.track:last-child {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.track-number {
    font-size: 8px;

    letter-spacing: 1.5px;

    opacity: 0.28;
}

.track-main {
    min-width: 0;
}

.track-day {
    margin-bottom: 7px;

    font-size: 7px;

    letter-spacing: 2px;

    opacity: 0.3;
}

.track-title {
    overflow-wrap: break-word;

    font-size: clamp(16px, 1.6vw, 21px);
    font-weight: 400;

    line-height: 1.25;

    letter-spacing: 0.5px;
}

.track-date {
    font-size: 8px;

    letter-spacing: 1.8px;

    opacity: 0.3;

    white-space: nowrap;
}

.track-action {
    display: flex;
    align-items: center;
    justify-content: flex-end;

    gap: 14px;

    min-width: 0;
}

.track-status {
    font-size: 7px;

    letter-spacing: 2px;

    opacity: 0.28;
}

.track-action a {
    position: relative;

    padding-bottom: 4px;

    font-size: 7px;

    letter-spacing: 1.6px;

    opacity: 0.48;

    transition: opacity 0.25s ease;
}

.track-action a:hover {
    opacity: 1;
}

.track-action a + a::before {
    content: "/";

    position: absolute;
    left: -9px;

    opacity: 0.25;
}


/* =========================================================
   18. EP PAGE — LISTEN
========================================================= */

.ep-listen {
    display: grid;

    grid-template-columns:
        minmax(200px, 0.55fr)
        minmax(0, 1.45fr);

    gap: 8vw;

    padding:
        145px 7vw;

    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.ep-listen-heading h2 {
    font-size: clamp(34px, 4.5vw, 58px);
    font-weight: 400;

    line-height: 1;

    letter-spacing: 3px;
}

.ep-listen-links {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.ep-stream-link,
.ep-all-platforms {
    display: flex;
    align-items: center;
    justify-content: space-between;

    min-height: 72px;

    gap: 30px;

    border-bottom: 1px solid rgba(255, 255, 255, 0.1);

    font-size: 9px;

    letter-spacing: 2.2px;

    opacity: 0.5;

    transition:
        opacity 0.3s ease,
        padding-left 0.3s ease;
}

.ep-stream-link:hover,
.ep-all-platforms:hover {
    padding-left: 8px;

    opacity: 1;
}

.ep-all-platforms {
    margin-top: 25px;

    border-top: 1px solid rgba(255, 255, 255, 0.1);
}


/* =========================================================
   19. EP PAGE — NAVIGATION
========================================================= */

.ep-navigation {
    display: grid;

    grid-template-columns:
        repeat(2, minmax(0, 1fr));

    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.ep-navigation-single {
    grid-template-columns: 1fr;
}

.ep-nav-item {
    min-height: 205px;

    display: flex;
    flex-direction: column;
    justify-content: center;

    padding:
        48px 7vw;

    transition: background 0.35s ease;
}

.ep-nav-item:hover {
    background: rgba(255, 255, 255, 0.025);
}

.ep-nav-item + .ep-nav-item {
    border-left: 1px solid rgba(255, 255, 255, 0.08);
}

.ep-nav-item > span {
    margin-bottom: 15px;

    font-size: 7px;

    letter-spacing: 2.5px;

    opacity: 0.3;
}

.ep-nav-item strong {
    font-size: clamp(18px, 2vw, 28px);
    font-weight: 400;

    line-height: 1.25;

    letter-spacing: 0.5px;
}

.ep-nav-next {
    text-align: right;

    align-items: flex-end;
}

.ep-nav-previous {
    align-items: flex-start;
}

.ep-nav-only-next {
    margin-left: auto;

    width: 50%;
}


/* =========================================================
   20. FOOTER
========================================================= */

.site-footer {
    padding:
        85px 6vw
        35px;

    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-top {
    display: flex;
    justify-content: space-between;

    gap: 80px;

    padding-bottom: 80px;
}

.footer-brand {
    max-width: 320px;
}

.footer-logo {
    display: inline-block;

    margin-bottom: 22px;

    font-size: 17px;
    font-weight: 600;

    letter-spacing: 7px;
}

.footer-brand p {
    font-size: 10px;

    line-height: 1.8;

    letter-spacing: 0.8px;

    opacity: 0.32;
}

.footer-links {
    display: grid;

    grid-template-columns:
        repeat(3, minmax(100px, 1fr));

    gap:
        clamp(40px, 6vw, 100px);
}

.footer-group {
    display: flex;
    flex-direction: column;

    align-items: flex-start;

    gap: 12px;
}

.footer-label {
    margin-bottom: 8px;

    font-size: 7px;

    letter-spacing: 2.5px;

    opacity: 0.25;
}

.footer-group a {
    font-size: 8px;

    letter-spacing: 1.7px;

    opacity: 0.48;

    transition: opacity 0.25s ease;
}

.footer-group a:hover {
    opacity: 1;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;

    gap: 30px;

    padding-top: 25px;

    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-bottom p,
.back-to-top {
    font-size: 7px;

    letter-spacing: 1.8px;

    opacity: 0.3;
}

.back-to-top {
    transition: opacity 0.25s ease;
}

.back-to-top:hover {
    opacity: 1;
}


/* =========================================================
   21. RELEASE SYSTEM
========================================================= */

.release-gated {
    display: none;
}

.release-gated.is-released,
.release-gated.released {
    display: block;
}

.ep-nav-item.release-gated.is-released,
.ep-nav-item.release-gated.released {
    display: flex;
}


/* =========================================================
   22. REVEAL
========================================================= */

.reveal {
    opacity: 0;

    transform: translateY(22px);

    transition:
        opacity 0.8s ease,
        transform 0.8s cubic-bezier(0.2, 0.65, 0.3, 1);
}

.reveal.active {
    opacity: 1;

    transform: translateY(0);
}


/* =========================================================
   23. TABLET
========================================================= */

@media (max-width: 1024px) {

    .site-header {
        padding: 0 3.5vw;
    }

    .desktop-nav {
        gap: 20px;
    }

    .desktop-nav a {
        font-size: 7px;
        letter-spacing: 1.6px;
    }

    .discography-grid,
    .all-releases-grid {
        grid-template-columns:
            repeat(3, minmax(0, 1fr));

        gap:
            50px 18px;
    }

    .about-inner {
        grid-template-columns:
            minmax(0, 1.15fr)
            minmax(260px, 0.85fr);

        gap: 7vw;
    }

    .artwork-archive-grid {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }

    .artwork-archive-item:nth-child(3n + 2) {
        transform: none;
    }

    .artwork-archive-item:nth-child(even) {
        transform: translateY(40px);
    }

    .ep-hero {
        gap: 6vw;

        padding-left: 6vw;
        padding-right: 6vw;
    }

    .track {
        grid-template-columns:
            45px
            minmax(0, 1fr)
            90px
            minmax(160px, auto);
    }
}


/* =========================================================
   24. MOBILE
========================================================= */

@media (max-width: 768px) {

    .site-header {
        height: 68px;

        padding: 0 6vw;
    }

    .logo {
        font-size: 15px;

        letter-spacing: 5px;
    }

    .desktop-nav {
        display: none;
    }

    .menu-button {
        display: block;
    }


    .section-label {
        margin-bottom: 11px;

        font-size: 7px;

        letter-spacing: 2.6px;
    }

    .section-header-row {
        display: block;

        margin-bottom: 36px;
    }

    .section-header-main h2 {
        font-size: 31px;

        letter-spacing: 3px;
    }

    .section-header-side {
        max-width: none;

        margin-top: 18px;
        padding-bottom: 0;

        gap: 12px;
    }

    .section-header-side p {
        font-size: 10px;
    }

    .section-view-all {
        font-size: 8px;

        letter-spacing: 2px;
    }


    .page-hero {
        min-height: 45vh;

        padding:
            125px 6vw
            58px;
    }

    .page-hero h1 {
        font-size:
            clamp(43px, 14vw, 70px);

        letter-spacing: 2px;
    }

    .page-hero > div > p:last-child {
        margin-top: 22px;

        font-size: 10px;
    }


    /* INDEX HERO */

    .hero {
        min-height: 100svh;

        align-items: center;
        justify-content: center;

        padding:
            100px 6vw
            70px;

        background-position: center;
    }

    .hero-content {
        text-align: center;
    }

    .hero .sub-title {
        margin-bottom: 18px;

        font-size: 8px;

        letter-spacing: 3px;

        opacity: 0.85;
    }

    .hero h1 {
        font-size:
            clamp(54px, 18vw, 88px);

        line-height: 0.9;

        letter-spacing: 4px;
    }

    .hero .concept {
        margin-top: 24px;

        font-size: 11px;

        letter-spacing: 1.2px;

        opacity: 0.88;
    }

    .enter-button {
        min-width: 118px;

        margin-top: 32px;

        padding:
            12px 20px
            11px;

        font-size: 9px;

        letter-spacing: 2.5px;
    }


    /* RELEASES */

    .discography {
        padding:
            95px 6vw
            110px;
    }

    .all-releases {
        padding:
            10px 6vw
            110px;
    }

    .discography-grid,
    .all-releases-grid {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));

        gap:
            32px 12px;
    }

    .release-info {
        padding-top: 11px;
    }

    .release-info p {
        margin-bottom: 5px;

        font-size: 6px;
    }

    .release-info h3 {
        font-size: 12px;

        line-height: 1.3;
    }


    /* INDEX APPAREL */

    .apparel-preview {
        padding:
            100px 6vw
            115px;
    }

    .apparel-preview h2 {
        font-size:
            clamp(34px, 11vw, 52px);
    }

    .apparel-preview-text {
        margin-top: 26px;

        font-size: 10px;
    }


    /* INDEX ARTWORK */

    .artwork-section {
        padding:
            95px 6vw
            110px;
    }

    .artwork-grid {
        grid-template-columns: 1fr;

        gap: 22px;
    }

    .artwork-item,
    .artwork-item-large,
    .artwork-item-medium {
        grid-column: auto;

        margin-top: 0;
    }

    .artwork-item:nth-child(2),
    .artwork-item:nth-child(4),
    .artwork-item:nth-child(5),
    .artwork-item:nth-child(6) {
        margin-top: 0;
    }


    /* INDEX ABOUT */

    .about-section {
        padding:
            100px 6vw
            115px;
    }

    .about-inner {
        display: block;
    }

    .about-title h2 {
        font-size:
            clamp(34px, 11vw, 52px);
    }

    .about-copy {
        margin-top: 40px;
    }

    .about-copy p {
        font-size: 10px;
    }


    /* ARTWORK */

    .artwork-archive {
        padding:
            10px 6vw
            95px;
    }

    .artwork-archive-grid {
        grid-template-columns: 1fr;

        gap: 28px;
    }

    .artwork-archive-item:nth-child(even),
    .artwork-archive-item:nth-child(3n + 2) {
        transform: none;
    }

    .artwork-ending {
        padding:
            85px 6vw
            100px;
    }

    .artwork-ending-text {
        font-size: 29px;
    }


    /* APPAREL */

    .apparel-hero {
        min-height: 82svh;

        padding:
            120px 6vw
            65px;
    }

    .apparel-hero h1 {
        font-size:
            clamp(38px, 12vw, 58px);
    }

    .apparel-hero-tagline {
        margin-top: 26px;

        font-size: 9px;
    }

    .apparel-hero-copy {
        font-size: 10px;
    }

    .apparel-idea,
    .apparel-concept-section,
    .apparel-form-section {
        padding:
            95px 6vw;
    }

    .apparel-idea-inner,
    .apparel-concept-inner {
        display: block;
    }

    .apparel-idea-title h2 {
        font-size: 31px;
    }

    .apparel-idea-copy {
        margin-top: 38px;
    }

    .apparel-concept-content {
        margin-top: 32px;
    }

    .apparel-idea-copy p,
    .apparel-concept-content > p:last-child,
    .apparel-form-inner > p:not(.section-label) {
        font-size: 10px;
    }

    .apparel-concept-content h2,
    .apparel-form-inner h2 {
        font-size:
            clamp(32px, 10vw, 48px);
    }


    /* ABOUT */

    .about-page-hero {
        min-height: 62svh;

        padding:
            120px 6vw
            65px;
    }

    .about-page-hero h1 {
        font-size:
            clamp(50px, 16vw, 78px);
    }

    .about-page-hero-inner > p:last-child {
        margin-top: 26px;

        font-size: 11px;
    }

    .about-block {
        padding:
            95px 6vw;
    }

    .about-block-inner {
        display: block;
    }

    .about-block-content {
        margin-top: 32px;
    }

    .about-block-content h2 {
        margin-bottom: 30px;

        font-size:
            clamp(31px, 10vw, 48px);
    }

    .about-block-content > p:not(.section-label) {
        font-size: 10px;
    }

    .about-ending {
        min-height: 40vh;

        padding:
            75px 6vw;
    }

    .about-ending p {
        font-size:
            clamp(38px, 12vw, 58px);
    }


    /* SIMPLE */

    .simple-page {
        padding:
            105px 6vw
            55px;
    }

    .simple-page h1 {
        font-size:
            clamp(42px, 13vw, 64px);
    }

    .simple-page-inner > p:not(.section-label) {
        margin-top: 25px;

        font-size: 10px;
    }


    /* EP HERO */

    .ep-hero {
        min-height: auto;

        display: block;

        padding:
            105px 6vw
            82px;
    }

    .ep-hero-artwork {
        max-width: none;

        margin-bottom: 42px;
    }

    .ep-hero-content h1 {
        font-size:
            clamp(36px, 11vw, 54px);
    }

    .ep-catchphrase {
        margin-top: 20px;

        font-size: 12px;
    }

    .ep-hero-meta {
        margin-top: 25px;

        gap:
            8px 18px;
    }

    .ep-hero-description {
        margin-top: 25px;

        font-size: 10px;
    }

    .ep-scroll-link {
        margin-top: 28px;
    }


    /* TRACKLIST */

    .tracklist {
        padding:
            95px 6vw
            105px;
    }

    .tracklist-top {
        margin-bottom: 34px;
    }

    .tracklist-top h2 {
        font-size: 31px;

        letter-spacing: 2px;
    }

    .track-count {
        font-size: 7px;
    }

    .track {
        grid-template-columns:
            28px
            minmax(0, 1fr)
            auto;

        min-height: 88px;

        gap:
            10px 12px;

        padding:
            16px 0;
    }

    .track-number {
        grid-column: 1;
        grid-row: 1 / span 2;
    }

    .track-main {
        grid-column: 2;
        grid-row: 1;
    }

    .track-date {
        grid-column: 3;
        grid-row: 1;

        align-self: center;

        font-size: 7px;
    }

    .track-action {
        grid-column: 2 / 4;
        grid-row: 2;

        justify-content: flex-start;

        flex-wrap: wrap;

        gap: 12px;

        min-height: 13px;
    }

    .track-day {
        font-size: 6px;
    }

    .track-title {
        font-size: 15px;
    }

    .track-action a,
    .track-status {
        font-size: 6px;
    }


    /* EP LISTEN */

    .ep-listen {
        display: block;

        padding:
            95px 6vw;
    }

    .ep-listen-heading {
        margin-bottom: 40px;
    }

    .ep-listen-heading h2 {
        font-size: 31px;
    }

    .ep-stream-link,
    .ep-all-platforms {
        min-height: 62px;

        font-size: 8px;
    }


    /* EP NAV */

    .ep-navigation,
    .ep-navigation-single {
        grid-template-columns: 1fr;
    }

    .ep-nav-item {
        min-height: 145px;

        padding:
            38px 6vw;
    }

    .ep-nav-item + .ep-nav-item {
        border-left: 0;

        border-top:
            1px solid
            rgba(255, 255, 255, 0.08);
    }

    .ep-nav-only-next {
        width: 100%;

        margin-left: 0;
    }

    .ep-nav-item strong {
        font-size: 18px;
    }


    /* FOOTER */

    .site-footer {
        padding:
            65px 6vw
            25px;
    }

    .footer-top {
        display: block;

        padding-bottom: 60px;
    }

    .footer-brand {
        margin-bottom: 50px;
    }

    .footer-links {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));

        gap:
            42px 30px;
    }

    .footer-group:last-child {
        grid-column: 1 / -1;
    }

    .footer-bottom {
        padding-top: 20px;
    }
}


/* =========================================================
   25. SMALL MOBILE
========================================================= */

@media (max-width: 420px) {

    .discography-grid,
    .all-releases-grid {
        gap:
            28px 10px;
    }

    .release-info h3 {
        font-size: 11px;
    }

    .footer-links {
        grid-template-columns: 1fr;
    }

    .footer-group:last-child {
        grid-column: auto;
    }
}


/* =========================================================
   26. ACCESSIBILITY
========================================================= */

a:focus-visible,
button:focus-visible {
    outline:
        1px solid
        rgba(255, 255, 255, 0.8);

    outline-offset: 5px;
}


/* =========================================================
   27. REDUCED MOTION
========================================================= */

@media (prefers-reduced-motion: reduce) {

    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;

        transition-duration:
            0.01ms !important;

        animation-duration:
            0.01ms !important;

        animation-iteration-count:
            1 !important;
    }

    .reveal {
        opacity: 1;

        transform: none;
    }
}

/* =========================================================
   26. ACCESSIBILITY
========================================================= */

a:focus-visible,
button:focus-visible {
    outline:
        1px solid
        rgba(255, 255, 255, 0.8);

    outline-offset: 5px;
}


/* =========================================================
   27. REDUCED MOTION
========================================================= */

@media (prefers-reduced-motion: reduce) {

    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;

        transition-duration:
            0.01ms !important;

        animation-duration:
            0.01ms !important;

        animation-iteration-count:
            1 !important;
    }

    .reveal {
        opacity: 1;

        transform: none;
    }
}

/* =========================================================
   ABOUT — VISUAL IMAGES
========================================================= */

.about-visual {
    width: 100%;
    padding: 40px 6vw 120px;
}

.about-visual img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}


/* ---------------------------------------------------------
   VISUAL 01
   HERO直後の大きな横長画像
--------------------------------------------------------- */

.about-visual-wide {
    max-width: 1500px;
    margin: 0 auto;
}

.about-visual-wide img {
    aspect-ratio: 16 / 7;
}


/* ---------------------------------------------------------
   VISUAL 02
   少し小さく、右側に寄せる
--------------------------------------------------------- */

.about-visual-offset {
    display: flex;
    justify-content: flex-end;
    padding-top: 20px;
    padding-bottom: 140px;
}

.about-visual-inner {
    width: min(68vw, 900px);
}

.about-visual-offset img {
    aspect-ratio: 4 / 5;
}


/* ---------------------------------------------------------
   VISUAL 03
   ENDING前
--------------------------------------------------------- */

.about-visual-final {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 60px;
    padding-bottom: 150px;
}

.about-visual-final img {
    aspect-ratio: 16 / 10;
}


/* =========================================================
   ABOUT VISUALS — TABLET
========================================================= */

@media (max-width: 1024px) {

    .about-visual {
        padding-left: 5vw;
        padding-right: 5vw;
    }

    .about-visual-inner {
        width: 74vw;
    }

}


/* =========================================================
   ABOUT VISUALS — MOBILE
========================================================= */

@media (max-width: 768px) {

    .about-visual {
        padding: 20px 6vw 80px;
    }

    .about-visual-wide img {
        aspect-ratio: 4 / 3;
    }

    .about-visual-offset {
        justify-content: flex-end;
        padding-top: 0;
        padding-bottom: 90px;
    }

    .about-visual-inner {
        width: 82vw;
    }

    .about-visual-offset img {
        aspect-ratio: 4 / 5;
    }

    .about-visual-final {
        padding-top: 20px;
        padding-bottom: 100px;
    }

    .about-visual-final img {
        aspect-ratio: 4 / 3;
    }

}