/* ==========================================================
   UnhellDivA Official HP — style.css
   Dark × Electric Blue / Gothic Modern
   ========================================================== */

:root {
  --bg: #07070a;
  --bg-alt: #0b0b11;
  --panel: #101019;
  --line: rgba(255, 255, 255, 0.08);
  --text: #e8e8ee;
  --text-dim: #9a9aa8;
  --accent: #2f7fe8;
  --accent-bright: #5aa2ff;
  --accent-deep: #1a4f9c;
  --font-display: "Cinzel", "Noto Sans JP", serif;
  --font-body: "Noto Sans JP", sans-serif;
  --font-mono: "Share Tech Mono", monospace;
  --header-h: 68px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 8px);

  overflow-x: clip;

  /* スクロールアンカリング無効。
     有効な状態だと、リロード時にブラウザが「見えている要素」を基準に位置を復元しようとして、
     前に 0 だった場所でも数十ピクセル下で表示される（実測: TOP 48px / ABOUT 48px(PC)、
     TOP 40px / ABOUT 36px(mobile)、レイアウトはずれは計測できない＝CLS ほぼ 0）。
     無効にすると復帰位置は素直に 0 になり、実際に途中位置にいた場合の復帰はそのまま効く。
     削除するとズレが再発するので、この行は残すこと。 */
  overflow-anchor: none;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--accent-bright); text-decoration: none; }
::selection { background: var(--accent); color: #fff; }

/* ---------- Preloader ---------- */
.preloader {
  position: fixed; inset: 0; z-index: 200;
  background: #05050a;
  display: flex; align-items: center; justify-content: center;
  transition: opacity .8s ease, visibility .8s;
}
.preloader.is-done { opacity: 0; visibility: hidden; pointer-events: none; }
.preloader-inner { text-align: center; }
.preloader-logo {
  width: min(190px, 52vw); height: auto; margin: 0 auto 26px;
  filter: drop-shadow(0 0 24px rgba(47, 127, 232, .55));
  animation: preGlow 1.8s ease-in-out infinite alternate;
}
@keyframes preGlow {
  from { filter: drop-shadow(0 0 10px rgba(47,127,232,.25)); opacity: .75; }
  to   { filter: drop-shadow(0 0 34px rgba(47,127,232,.8)); opacity: 1; }
}
.preloader-bar {
  width: min(280px, 60vw); height: 2px; margin: 14px auto 0;
  background: rgba(255,255,255,.12); overflow: hidden;
  border-radius: 2px;
}
/* 幅はJS(rAF)が毎フレーム設定する実プログレス（CSS依存でないため必ず動く） */
.preloader-bar span {
  display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-bright));
  box-shadow: 0 0 14px rgba(90,162,255,.9);
}

/* ---------- Header ---------- */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;

  transition: background .4s ease, box-shadow .4s;
}
.header.is-scrolled {
  background: rgba(7, 7, 12, .78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--line), 0 8px 30px rgba(0,0,0,.45);
}
.header-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  height: var(--header-h);
  display: flex; align-items: center; justify-content: space-between;
}
.header-logo { display: flex; align-items: center; gap: 11px; }
.header-logo .header-mark { height: 36px; width: auto; filter: drop-shadow(0 0 12px rgba(47,127,232,.35)); }
.header-logo .header-word { height: 15px; width: auto; opacity: .92; }
.header-nav { display: flex; align-items: center; gap: 28px; }
.header-nav-link {
  color: var(--text); font-family: var(--font-display);
  font-size: .85rem; font-weight: 700; letter-spacing: .12em;
  position: relative; padding: 6px 0;
}
.header-nav-link::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  width: 0; height: 2px; background: var(--accent-bright);
  transition: width .35s cubic-bezier(.22,.61,.36,1);
}
.header-nav-link:hover::after, .header-nav-link.is-active::after { width: 100%; }
.header-nav-link.is-active { color: var(--accent-bright); }
.header-nav-sns { display: flex; gap: 14px; margin-left: 8px; }
.header-nav-sns a { color: var(--text-dim); transition: color .3s, transform .3s; }
.header-nav-sns a:hover { color: var(--accent-bright); transform: translateY(-2px); }

.header-burger {
  display: none; position: relative; z-index: 120;
  width: 44px; height: 44px; background: none; border: 0; cursor: pointer;
}
.header-burger span {
  position: absolute; left: 10px; width: 24px; height: 2px;
  background: var(--text); transition: transform .35s, opacity .3s;
}
.header-burger span:nth-child(1) { top: 16px; }
.header-burger span:nth-child(2) { top: 26px; }
.header-burger.is-open span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.header-burger.is-open span:nth-child(2) { transform: translateY(-5px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100vh; min-height: 100svh;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; text-align: center;
}
.hero-bg { position: absolute; inset: 0; }
.hero-bg .kv-wrap { position: absolute; inset: 0; display: block; }
.hero-bg .kv-slide {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
  object-position: 52% 22%;
  opacity: 0; transition: opacity 1.6s ease;
  will-change: transform, opacity;
}
@media (max-width: 1099px) {.hero-bg .kv-slide { object-position: 47% 18%; }
}
.hero-bg .kv-slide.is-active {
  opacity: 1;
  animation: kenburns 11s cubic-bezier(.16,1,.3,1) both;
}
@keyframes kenburns {
  from { transform: scale(1.005) translate(.8%, .6%); }
  to   { transform: scale(1.085) translate(-1.2%, -1.1%); }
}

/* ---------- 終末演出：砂嵐（canvas）＋サブリミナルコマ（Banner絵） ---------- */
.hero-ghost { position: absolute; inset: 0; z-index: 6; opacity: 0; pointer-events: none; }
.hero-ghost img {
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(.92) contrast(1.18) brightness(.45); /* 眩しさ回避のため暗め */
}
.hero-ghost.is-ghost { opacity: .3; }
.hero-static {
  position: absolute; inset: 0; z-index: 9; width: 100%; height: 100%;
  opacity: 0; pointer-events: none; mix-blend-mode: screen;
}
body.is-glitching .hero-content { animation: heroJolt .3s steps(4) infinite; }
body.is-glitching .hero-veil { opacity: .78; transition: opacity .1s; }
@keyframes heroJolt {
  0%   { transform: translate(4px, -2px) skewX(1.4deg); }
  30%  { transform: translate(-5px, 1px) skewX(-1deg); }
  55%  { transform: translate(3px, 2px) skewX(.6deg); }
  80%  { transform: translate(-2px, -1px); }
  100% { transform: none; }
}
.hero-noise {
  position: absolute; inset: -100px; z-index: 3; pointer-events: none; opacity: .5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='matrix' values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.05 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: noiseShift .9s steps(4) infinite;
}
@keyframes noiseShift {
  0% { transform: translate(0, 0); } 25% { transform: translate(-40px, 30px); }
  50% { transform: translate(30px, -50px); } 75% { transform: translate(-30px, -20px); }
  100% { transform: translate(0, 0); }
}
.hero-flash {
  position: absolute; inset: 0; z-index: 8; pointer-events: none; opacity: 0;
  background: radial-gradient(60% 50% at 50% 45%, rgba(120,170,255,.85), rgba(47,127,232,.25) 55%, transparent 80%);
  mix-blend-mode: screen;
}
.hero-flash.is-flash { animation: heroFlash 1.1s cubic-bezier(.16,.84,.44,1) both; }
@keyframes heroFlash {
  0% { opacity: 0; }
  12% { opacity: 1; }
  20% { opacity: .15; }
  28% { opacity: .8; }
  100% { opacity: 0; }
}
.hero-veil {
  position: absolute; inset: 0;
  background:
    radial-gradient(120% 90% at 70% 40%, rgba(7,7,12,0) 0%, rgba(7,7,12,.55) 62%, rgba(7,7,12,.92) 100%),
    linear-gradient(180deg, rgba(7,7,12,.65) 0%, rgba(7,7,12,.1) 35%, rgba(7,7,12,.9) 100%);
}

.hero-scan {
  position: absolute; inset: 0; z-index: 4; pointer-events: none; opacity: 0;
  background: linear-gradient(180deg,
    transparent 42%, rgba(150,195,255,.05) 49%, rgba(90,162,255,.12) 50%, rgba(150,195,255,.05) 51%, transparent 58%);
  mix-blend-mode: screen;
}
html[data-motion="on"] .hero-scan { animation: scanDown 9s cubic-bezier(.5,0,.5,1) infinite; }
@keyframes scanDown {
  0%   { opacity: 0; transform: translateY(-60%); }
  8%   { opacity: .5; }
  50%  { opacity: .85; }
  92%  { opacity: .4; }
  100% { opacity: 0; transform: translateY(60%); }
}
.hero-content { position: relative; z-index: 5; padding: 0 24px; }
.hero-kicker {
  font-family: var(--font-mono); font-size: .8rem; letter-spacing: .35em;
  color: var(--accent-bright); margin-bottom: 18px;
}

.hero-title .char { display: inline-block; }
.hero-title .char.is-decoding { color: var(--accent-bright); text-shadow: 0 0 18px rgba(90,162,255,.9); }

/* Glitch layers（h1.glitch + data-text 属性で疑似要素を重ねる） */
.glitch { position: relative; }
.glitch::before, .glitch::after {
  content: attr(data-text);
  position: absolute; inset: 0;
  pointer-events: none;
  opacity: 0;
}
.glitch::before { color: #ff3a5e; z-index: -1; }
.glitch::after { color: #37e6ff; z-index: -2; }
.glitch.is-glitching::before {
  animation: glitchLayerA .34s steps(2) 1 both;
}
.glitch.is-glitching::after {
  animation: glitchLayerB .34s steps(2) 1 both;
}
@keyframes glitchLayerA {
  0%   { opacity: .8; transform: translate(-4px, 2px); clip-path: inset(10% 0 55% 0); }
  30%  { opacity: .7; transform: translate(5px, -1px); clip-path: inset(60% 0 8% 0); }
  60%  { opacity: .8; transform: translate(-6px, 0);  clip-path: inset(30% 0 40% 0); }
  100% { opacity: 0; transform: none; clip-path: inset(0 0 100% 0); }
}
@keyframes glitchLayerB {
  0%   { opacity: .7; transform: translate(5px, -2px); clip-path: inset(50% 0 15% 0); }
  35%  { opacity: .8; transform: translate(-4px, 1px); clip-path: inset(5% 0 70% 0); }
  65%  { opacity: .6; transform: translate(7px, 0);   clip-path: inset(70% 0 5% 0); }
  100% { opacity: 0; transform: none; clip-path: inset(100% 0 0 0); }
}
.hero-tagline {
  margin-top: 22px; font-size: clamp(.95rem, 2.2vw, 1.15rem);
  font-weight: 500; letter-spacing: .08em;
}
.hero-tagline span { display: block; color: var(--text-dim); font-size: .85em; margin-top: 4px; }


.hero-scroll {
  position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%);
  z-index: 5; display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: .7rem; letter-spacing: .3em; color: var(--text-dim);
  cursor: pointer; transition: color .3s;
}
.hero-scroll:hover, .hero-scroll:focus-visible { color: var(--accent-bright); }
.hero-scroll i {
  width: 1px; height: 46px; position: relative;
  background: linear-gradient(180deg, rgba(160,195,255,.45), rgba(255,255,255,.08));
  box-shadow: 0 0 10px rgba(90,162,255,.25);
  animation: lineBreath 2.8s ease-in-out infinite;
}
.hero-scroll i::after {
  content: ""; position: absolute; top: -40%; left: 0; width: 100%; height: 40%;
  background: var(--accent-bright); box-shadow: 0 0 12px rgba(90,162,255,.9);
  animation: scrollDrop 1.8s cubic-bezier(.65,0,.35,1) infinite;
}
@keyframes scrollDrop { 0% { top: -40%; } 60%, 100% { top: 110%; } }
@keyframes lineBreath {
  0%, 100% { box-shadow: 0 0 4px rgba(90,162,255,.15); }
  50% { box-shadow: 0 0 18px rgba(90,162,255,.7); }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700;
  font-size: .85rem; letter-spacing: .14em;
  padding: 14px 34px; border-radius: 2px;
  transition: transform .3s, box-shadow .3s, background .3s, color .3s;
  cursor: pointer;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent-deep), var(--accent));
  color: #fff; box-shadow: 0 0 24px rgba(47,127,232,.35);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 8px 34px rgba(47,127,232,.55); }
.btn-ghost {
  border: 1px solid rgba(255,255,255,.28); color: var(--text); background: rgba(255,255,255,.03);
  backdrop-filter: blur(4px);
}
.btn-ghost:hover { border-color: var(--accent-bright); color: var(--accent-bright); transform: translateY(-3px); }

/* ---------- Ticker（青基調の洗練された "signal" 帯）---------- */
.ticker {
  position: relative;
  border-block: 1px solid rgba(90, 162, 255, .16);
  background: linear-gradient(180deg, #0a0e18, #090b12);
  overflow: hidden; padding: 12px 0;
  cursor: grab; touch-action: pan-y;
}
.ticker:active { cursor: grabbing; }
.ticker::before { /* 左端のグロー（SCROLL の縦線と同じ系） */
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; z-index: 4;
  background: linear-gradient(180deg, transparent, var(--accent-bright), transparent);
  box-shadow: 0 0 16px rgba(90,162,255,.7);
}
.ticker::after { /* 走査線 */
  content: ""; position: absolute; inset: 0; pointer-events: none; z-index: 2;
  background: repeating-linear-gradient(0deg, rgba(160,195,255,.035) 0 1px, transparent 1px 3px);
}
.ticker-tag {
  position: absolute; left: 0; top: 0; bottom: 0; z-index: 3;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 0 16px 0 18px; color: #bcd4ff;
  background: linear-gradient(90deg, rgba(90,162,255,.16), rgba(90,162,255,0)), #0a0e18;
  font-family: var(--font-mono); font-size: .66rem; letter-spacing: .28em;
  box-shadow: 22px 0 30px rgba(5,7,13,.92);
}
.ticker-tag::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent-bright); box-shadow: 0 0 10px var(--accent-bright);
  animation: liveBlink 2.4s ease-in-out infinite;
}
@keyframes liveBlink { 0%, 45% { opacity: 1; } 70%, 100% { opacity: .25; } }
.ticker-track {
  display: inline-flex; gap: 40px; white-space: nowrap;
  animation: tickerScroll 34s linear infinite;
}
/* ホバー/フォーカスで一時停止してタップ・クリック可能に */
.ticker:hover .ticker-track, .ticker:focus-within .ticker-track { animation-play-state: paused; }
.ticker-item {
  font-family: var(--font-mono); font-size: .78rem;
  letter-spacing: .22em; text-transform: uppercase; color: #8ea3bf;
}
.ticker-item:nth-child(4n+1) { color: #cfe0f5; }
.ticker-sep { color: rgba(90,162,255,.5); font-size: .5rem; animation: sepFlicker 4.2s steps(3) infinite; }
@keyframes sepFlicker { 0%, 100% { opacity: .7; } 52% { opacity: .28; } 60% { opacity: 1; } }
@keyframes tickerScroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ---------- Sections ---------- */
.section { padding: 110px 0; position: relative; }

.section-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-head { margin-bottom: 48px; }
.section-title {
  font-family: var(--font-display); font-weight: 900;
  font-size: clamp(1.9rem, 4.5vw, 2.9rem); letter-spacing: .12em; color: #fff;
  display: inline-block; position: relative;
}
.section-title::before {
  content: ""; position: absolute; left: 0; bottom: -12px;
  width: 56px; height: 3px;
  background: linear-gradient(90deg, var(--accent-bright), transparent);
}
.section-title-jp {
  display: block; margin-top: 22px;
  font-size: .8rem; letter-spacing: .25em; color: var(--text-dim);
}

/* ---------- Info ---------- */
.info-list { display: flex; flex-direction: column; gap: 0; border-top: 1px solid var(--line); }
.info-item {
  display: grid; grid-template-columns: 130px 110px 1fr; gap: 20px; align-items: center;
  padding: 22px 8px; border-bottom: 1px solid var(--line);
  transition: background .3s, padding-left .3s;
}
.info-item:hover { background: rgba(47,127,232,.06); padding-left: 18px; }
.info-date { font-family: var(--font-mono); font-size: .9rem; color: var(--text-dim); }
.info-tag {
  justify-self: start;
  font-family: var(--font-mono); font-size: .7rem; letter-spacing: .1em;
  padding: 3px 12px; border: 1px solid var(--accent); color: var(--accent-bright);
  border-radius: 999px; text-transform: uppercase;
}
.info-tag.is-new { background: var(--accent); color: #fff; animation: tagPulse 2s ease-in-out infinite; }
@keyframes tagPulse { 0%,100% { box-shadow: 0 0 0 0 rgba(47,127,232,.5);} 50% { box-shadow: 0 0 0 6px rgba(47,127,232,0);} }

@keyframes tagPulseV {
  0%,100% { box-shadow: 0 0 14px rgba(154,134,242,.5), 0 0 0 0 rgba(154,134,242,.45); }
  50%     { box-shadow: 0 0 14px rgba(154,134,242,.5), 0 0 0 6px rgba(154,134,242,0); }
}
.info-title { color: var(--text); font-weight: 500; }
.info-title a { color: inherit; }
.info-title a:hover { color: var(--accent-bright); }





















.video-facade {
  position: relative; cursor: pointer; border-radius: 4px; overflow: hidden;
  aspect-ratio: 16/9; border: 1px solid var(--line);
  box-shadow: 0 20px 60px rgba(0,0,0,.55);
}
.video-facade img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s; filter: brightness(.75); }
.video-facade:hover img { transform: scale(1.06); filter: brightness(.9); }
.video-facade iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video-play {
  position: absolute; inset: 0; margin: auto; width: 78px; height: 78px;
  border-radius: 50%; border: 2px solid rgba(255,255,255,.9);
  background: rgba(47,127,232,.35); backdrop-filter: blur(6px);
  transition: transform .3s, background .3s;
}
.video-play::after {
  content: ""; position: absolute; inset: 0; margin: auto; left: 6px;
  border-style: solid; border-width: 14px 0 14px 24px;
  border-color: transparent transparent transparent #fff;
}
.video-facade:hover .video-play { transform: scale(1.12); background: rgba(47,127,232,.6); }
.video-facade.is-playing .video-play { display: none; }



.mv-links .btn { padding: 11px 22px; font-size: .78rem; }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 64px; align-items: start; }
.about-lead { font-size: 1.06rem; font-weight: 700; margin-bottom: 18px; }

.about-text p { margin-bottom: 16px; color: #c9c9d4; }









.about-figure { position: sticky; top: calc(var(--header-h) + 30px); }
.about-figure-frame {
  position: relative; border-radius: 4px; overflow: hidden;
  border: 1px solid rgba(90,162,255,.25);
}
.about-figure-frame img { width: 100%; transition: transform .8s cubic-bezier(.22,.61,.36,1); }
.about-figure-glow {
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(80% 60% at 50% 100%, rgba(47,127,232,.22), transparent 70%);
}
.about-figure-credit { margin-top: 12px; font-size: .8rem; color: var(--text-dim); text-align: right; }






















/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--line); background: #050508; padding: 56px 0 40px; }
.footer-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; text-align: center; }
.footer-logo { width: auto; height: 88px; margin: 0 auto 22px; opacity: .92; filter: drop-shadow(0 0 16px rgba(47,127,232,.3)); }
.footer-nav { display: flex; justify-content: center; flex-wrap: wrap; gap: 24px; margin-bottom: 26px; }
.footer-nav a {
  font-family: var(--font-display); font-size: .78rem; letter-spacing: .14em;
  color: var(--text-dim); transition: color .3s;
}
.footer-nav a:hover { color: var(--accent-bright); }
.footer-copy { font-family: var(--font-mono); font-size: .78rem; color: #5c5c68; letter-spacing: .1em; }

/* ---------- Reveal (scroll animation) ---------- */
.reveal, [data-aos] {
  opacity: 0; transform: translateY(44px);
  transition:
    opacity 1s cubic-bezier(.16,1,.3,1),
    transform 1.15s cubic-bezier(.16,1,.3,1);
}
.reveal.is-in, [data-aos].is-in { opacity: 1; transform: none; }

/* ---------- Tilt (JS-driven) ---------- */
.tilt { will-change: transform; transform-style: preserve-3d; }

/* ==========================================================
   Responsive
   ========================================================== */
@media (max-width: 960px) {
  .mv-grid, .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-figure { position: static; max-width: 460px; }
  .section { padding: 84px 0; }
}

@media (max-width: 720px) {.header-burger { display: block; }
  .header-nav {
    position: fixed; inset: 0; z-index: 110;
    flex-direction: column; justify-content: center; justify-content: safe center; gap: 30px;
    padding: 84px 24px 44px;
    background: rgba(5, 5, 10, .96);
    backdrop-filter: blur(16px);
    opacity: 0; visibility: hidden; pointer-events: none;

    transition: opacity .4s, visibility .4s, transform .42s cubic-bezier(.16, 1, .3, 1);
  }
  .header-nav.is-open { opacity: 1; visibility: visible; pointer-events: auto; overflow-y: auto; overscroll-behavior: contain; }
  .header-nav.is-drag { transition: opacity .4s, visibility .4s; }   /* ドラッグ中は指に吸わせる */

  .header-nav.is-curtain {
    opacity: 1; visibility: visible; pointer-events: none;
    transition: none; backdrop-filter: none; background: #05050a;   /* 完全不透明（TOP のプリローダーと同じ色）＝旧ページが一切透けない */
  }
  .header-nav.is-curtain .header-nav-link,
  .header-nav.is-curtain .header-nav-sns,
  body.nav-curtain .header-burger { opacity: 0; transition: opacity .16s ease; }
  /* 展開中は背景（本文）をスクロールさせない（iOS/Android でメニュー越しに本文が動いていた対策） */
  body.nav-open { overflow: hidden; }
  /* .header はスクロール時に backdrop-filter を持つが、それは fixed 子要素の包含ブロックになってしまう（＝メニューが画面を覆えない）。
     メニュー展開中はヘッダー自身が見えなくなるので blur を外して包含ブロック化を防ぐ */
  body.nav-open .header, body.nav-closing .header, body.nav-curtain .header { backdrop-filter: none; }
  .header-nav-link { font-size: 1.25rem; letter-spacing: .25em; }
  .header-nav-sns { margin: 20px 0 0; gap: 26px; }
  .header-nav-sns svg { width: 26px; height: 26px; }

  .info-item { grid-template-columns: 1fr; gap: 6px; padding: 20px 6px; }
  .info-tag { justify-self: start; }

  .hero-actions .btn { width: min(320px, 100%); }
  .ticker-item { font-size: .8rem; }
}

/* ---------- Reduced motion / 演出OFF ----------
   OS設定(reduced-motion) または サイト内トグル html[data-motion="off"] で発動。
   「移動・拡大・点滅」系だけ止め、クロスフェード等の opacity 変化は残す。 */
@media (prefers-reduced-motion: reduce) {
  html:not([data-motion="on"]) .hero-bg .kv-slide { transition: opacity 1.2s ease; }
  html:not([data-motion="on"]) .hero-bg .kv-slide.is-active { animation: none; }
  html:not([data-motion="on"]) .hero-noise, html:not([data-motion="on"]) .hero-flash,
  html:not([data-motion="on"]) .hero-scroll i, html:not([data-motion="on"]) .hero-scroll i::after,
  html:not([data-motion="on"]) .preloader-logo, html:not([data-motion="on"]) .info-tag.is-new,
  html:not([data-motion="on"]) .glitch::before, html:not([data-motion="on"]) .glitch::after,
  html:not([data-motion="on"]) .ticker-tag::before, html:not([data-motion="on"]) .ticker-sep,
  html:not([data-motion="on"]) .ticker-track,
  html:not([data-motion="on"]) .page-hero, html:not([data-motion="on"]) .page-hero * { animation: none !important; }
  html:not([data-motion="on"]) .hero-ghost { display: none; }
  html:not([data-motion="on"]) .reveal, html:not([data-motion="on"]) [data-aos] {
    opacity: 1; transform: none;
    transition: opacity .5s ease;
  }
  html:not([data-motion="on"]) .reveal.is-in, html:not([data-motion="on"]) [data-aos].is-in { transition: none; }
  html:not([data-motion="on"]) body:not(.is-ready) .hero-kicker,
  html:not([data-motion="on"]) body:not(.is-ready) .hero-title,
  html:not([data-motion="on"]) body:not(.is-ready) .hero-tagline,
  html:not([data-motion="on"]) body:not(.is-ready) .hero-scroll {
    opacity: 1; transform: none; transition: none;
  }
}
/* サイト内トグルで明示的に「off」の場合（OS設定によらず同じ挙動） */
html[data-motion="off"] .hero-bg .kv-slide.is-active,
html[data-motion="off"] .hero-noise, html[data-motion="off"] .hero-flash,
html[data-motion="off"] .hero-scroll i, html[data-motion="off"] .hero-scroll i::after,
html[data-motion="off"] .preloader-logo, html[data-motion="off"] .info-tag.is-new,
html[data-motion="off"] .glitch::before, html[data-motion="off"] .glitch::after,
html[data-motion="off"] .ticker-tag::before, html[data-motion="off"] .ticker-sep,
html[data-motion="off"] .ticker-track,
html[data-motion="off"] .page-hero, html[data-motion="off"] .page-hero * { animation: none !important; }
html[data-motion="off"] .hero-ghost { display: none; }
html[data-motion="off"] .reveal, html[data-motion="off"] [data-aos] { opacity: 1; transform: none; }
html[data-motion="off"] { scroll-behavior: auto; }



/* ---------- Preloader decode ---------- */
.preloader-decode {
  display: block; margin-top: 14px;
  font-family: var(--font-mono); font-size: .78rem; letter-spacing: .5em;
  color: var(--accent-bright);
}

/* ---------- Header active ---------- */
.header-nav-link.is-active { color: #fff; }
.header-nav-link.is-active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 1px;
  background: var(--accent-bright); box-shadow: 0 0 10px rgba(90,162,255,.8);
}

/* ---------- Page hero（下位ページ共通） ---------- */
.page-hero {
  position: relative; min-height: 56vh; min-height: 56svh;
  display: flex; align-items: flex-end; justify-content: center;
  overflow: hidden; padding-top: var(--header-h);
}

.page-hero-bg { position: absolute; inset: -2px; background: var(--bg); }
.page-hero-bg img {
  width: 100%; height: 100%; object-fit: cover;
  animation: bannerZoom 24s ease-in-out infinite alternate;
  will-change: transform;
}
.page-hero-bg picture { display: contents; }   /* picture を挟んでも .page-hero-bg が包含ブロックのまま */
.page-hero-veil {
  position: absolute; inset: 0;

  background:
    radial-gradient(110% 90% at 50% 30%, rgba(7,7,12,0) 0%, rgba(7,7,12,.55) 60%, rgba(7,7,12,1) 100%),
    linear-gradient(180deg, rgba(7,7,12,.8) 0%, rgba(7,7,12,.25) 45%, rgba(7,7,12,.8) 88%, rgba(7,7,12,1) 100%);
}
.page-hero-content { position: relative; z-index: 5; text-align: center; padding: 0 24px 48px; }
.page-hero-crumb {
  font-family: var(--font-mono); font-size: .72rem; letter-spacing: .3em;
  color: var(--text-dim); margin-bottom: 14px;
}
.page-hero-crumb a { color: var(--text-dim); transition: color .3s; }
.page-hero-crumb a:hover { color: var(--accent-bright); }
.page-hero-title {
  font-family: var(--font-display); font-weight: 900;
  font-size: clamp(2.2rem, 7vw, 4.6rem); letter-spacing: .08em; color: #fff;
  text-shadow: 0 0 40px rgba(47,127,232,.5), 0 4px 26px rgba(0,0,0,.7);
}
.page-hero-jp { margin-top: 10px; font-size: .9rem; letter-spacing: .3em; color: var(--text-dim); }

/* ---------- Section helpers ---------- */
.section-narrow { max-width: 900px; margin: 0 auto; padding: 0 24px; }
.section-title.sub { font-size: 1.5rem; margin: 48px 0 18px; }
.section-more-row { margin-top: 34px; text-align: right; }
.section-more-row .btn { padding: 10px 26px; font-size: .78rem; }

/* ---------- Info list (full page) ---------- */
.info-list-full .info-item { padding: 26px 10px; }
.info-new {
  justify-self: start;
  font-family: var(--font-mono); font-size: .62rem; font-weight: 700; letter-spacing: .18em;
  color: #0d0a1a; background: #9a86f2; border-radius: 2px; padding: 3px 8px;
  animation: tagPulseV 2s infinite;
}

















.track-list { list-style: none; margin: 18px 0 24px; border-top: 1px solid var(--line); }
.track {
  display: grid; grid-template-columns: 34px auto 1fr auto; gap: 12px; align-items: center;
  padding: 13px 6px; border-bottom: 1px solid var(--line);
}


.track-play.is-off { color: #4a4a55; border-color: rgba(255,255,255,.12); }
.track-no { font-family: var(--font-mono); font-size: .72rem; color: #55555f; }
.track-name { font-size: .92rem; letter-spacing: .04em; }
.track em { font-style: normal; font-family: var(--font-mono); font-size: .68rem; color: var(--text-dim); letter-spacing: .1em; }



/* ---------- About page ---------- */
.about-page .about-lead { font-size: 1.15rem; font-weight: 700; margin-bottom: 22px; }






.about-en-block { margin: 26px 0 0; padding-top: 20px; border-top: 1px solid var(--line); }
.about-en-block p { font-size: .8rem; line-height: 1.95; letter-spacing: .02em; color: var(--text-dim); margin: 0 0 10px; }
.about-en-block p:last-child { margin-bottom: 0; }
.about-page .about-en-block { margin-top: 30px; }
.about-page .about-en-block p { font-size: .9rem; line-height: 2.05; }









/* ---------- Member page ---------- */
.member-feature {
  display: grid; grid-template-columns: minmax(0, 420px) minmax(0, 1fr);
  gap: 52px; align-items: start; margin-bottom: 100px;
}

.member-feature-reverse .member-feature-media { order: 2; }
.member-feature-reverse .member-feature-body { order: 1; }
.member-feature-media { position: relative; }
.member-feature-media img {
  position: relative; z-index: 1;
  width: 100%; border-radius: 4px; border: 1px solid var(--line);
  box-shadow: 0 26px 70px rgba(0,0,0,.6);
}
.member-feature-glow {
  position: absolute; inset: -28px -36px; z-index: 0;
  background: radial-gradient(60% 55% at 50% 45%, rgba(47,127,232,.26), transparent 75%);
  filter: blur(12px);
}

.member-feature-role {
  font-family: var(--font-mono); font-size: .74rem; letter-spacing: .22em;
  color: var(--accent-bright); text-transform: uppercase; margin-bottom: 10px;
}
.member-feature-name {
  font-family: var(--font-display); font-weight: 900;
  font-size: clamp(2.2rem, 5vw, 3.4rem); color: #fff; letter-spacing: .05em;
  text-shadow: 0 0 30px rgba(47,127,232,.4); margin-bottom: 12px;
}
.member-feature-syn { font-size: 1rem; font-weight: 700; color: var(--accent-bright); margin-bottom: 18px; letter-spacing: .06em; }
.member-feature-body > p:not([class]) { font-size: .92rem; color: var(--text-dim); line-height: 2; margin-bottom: 20px; }
.member-designer {
  border: 1px solid var(--line); background: var(--bg-alt);
  padding: 16px 20px; border-radius: 3px; margin-bottom: 22px;
  font-size: .84rem; color: var(--text-dim); line-height: 2;
}
.member-designer b {
  display: inline-block; margin-bottom: 4px;
  font-family: var(--font-mono); font-size: .7rem; font-weight: 700; letter-spacing: .2em;
  color: var(--accent-bright); text-transform: uppercase;
}
.member-designer a { color: #fff; font-weight: 700; border-bottom: 1px solid rgba(90,162,255,.4); transition: color .3s; }
.member-designer a:hover { color: var(--accent-bright); }
.member-feature-links { display: flex; flex-wrap: wrap; gap: 12px; }


/* ---------- Footer columns ---------- */
.footer-cols {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 36px; max-width: 1000px; margin: 0 auto 48px; padding: 0 24px;
  text-align: left;
}
.footer-col-title {
  font-family: var(--font-display); font-size: .78rem; font-weight: 700;
  letter-spacing: .22em; color: var(--accent-bright); margin-bottom: 16px;
}
.footer-col ul { list-style: none; display: grid; gap: 10px; }
.footer-col a {
  font-size: .82rem; color: var(--text-dim); transition: color .3s;
  display: inline-flex; align-items: center; gap: 8px;
}
.footer-col a::before { content: "›"; color: var(--accent); }
.footer-col a:hover { color: #fff; }


@media (max-width: 960px) {

  .member-feature { grid-template-columns: 1fr; gap: 32px; margin-bottom: 80px; }
  .member-feature-reverse .member-feature-media { order: 0; }
  .member-feature-reverse .member-feature-body { order: 1; }
  .member-feature-media { max-width: 420px; }
  .page-hero { min-height: 46vh; min-height: 46svh; }
}
@media (max-width: 720px) {.footer-col-store, .footer-col-media { display: none; }
  .footer-cols { display: block; margin: 0 auto 26px; padding: 0 14px; text-align: center; }
  .footer-col-title { font-size: .72rem; letter-spacing: .22em; margin-bottom: 10px; }
  .footer-col ul { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 20px; }
  .footer-col a { font-size: .78rem; }
  /* フッター全体も mobile では詰める（ロゴ・ナビ・余白） */
  .footer { padding: 36px 0 30px; }
  .footer-logo { height: 64px; margin-bottom: 16px; }
  .footer-nav { gap: 14px 18px; margin-bottom: 18px; }
  .footer-nav a { font-size: .74rem; letter-spacing: .16em; }
  .footer-copy { font-size: .72rem; }

  .section-more-row { text-align: center; }
  .about-cta .btn, .feature-links .btn { flex: 1 1 auto; }
}


.about-names { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.about-name-chip {
  display: inline-flex; align-items: baseline; gap: 10px;
  border: 1px solid var(--line); background: var(--bg-alt);
  padding: 10px 18px; border-radius: 3px;
  font-size: .92rem; font-weight: 700; color: #fff; letter-spacing: .06em;
}
.about-name-chip b {
  font-family: var(--font-mono); font-size: .68rem; font-weight: 700;
  letter-spacing: .2em; color: var(--accent-bright); text-transform: uppercase;
}

a.about-name-chip {
  text-decoration: none; cursor: pointer;
  transition: border-color .3s, background .3s, color .3s, transform .3s, box-shadow .3s;
}
a.about-name-chip .chip-arrow {
  font-style: normal; color: var(--accent-bright); opacity: .55;
  transition: transform .3s, opacity .3s;
}
a.about-name-chip:hover, a.about-name-chip:focus-visible {
  border-color: rgba(90,162,255,.55); background: rgba(90,162,255,.1);
  box-shadow: 0 8px 26px rgba(90,162,255,.18); transform: translateY(-2px); outline: none;
}
a.about-name-chip:hover .chip-arrow, a.about-name-chip:focus-visible .chip-arrow { opacity: 1; transform: translateX(4px); }
.section-more {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: .78rem; letter-spacing: .22em;
  color: var(--text-dim); text-transform: uppercase; transition: color .3s;
}
.section-more i { font-style: normal; color: var(--accent-bright); transition: transform .3s; }
.section-more:hover { color: #fff; }
.section-more:hover i { transform: translateX(6px); }
.section-more-row { display: flex; flex-wrap: wrap; gap: 10px 34px; align-items: center; justify-content: flex-end; }


@media (max-width: 720px) {.section-more-row { justify-content: center; }
}



/* ヒーロー entrance：preloader 消去（body.is-ready）と同時に段々出現。
   html[data-motion="on"]（JSブートストラップ設定＋演出ON）時のみ発動。
   JS無効・演出off時は初始非表示にならない。 */
html[data-motion="on"] body:not(.is-ready) .hero-kicker,
html[data-motion="on"] body:not(.is-ready) .hero-title,
html[data-motion="on"] body:not(.is-ready) .hero-logo {
  opacity: 0; transform: translateY(30px);
}
html[data-motion="on"] body:not(.is-ready) .hero-tagline {
  opacity: 0; transform: translateY(24px);
}
html[data-motion="on"] body:not(.is-ready) .hero-scroll { opacity: 0; }

html[data-motion="on"] .hero-kicker,
html[data-motion="on"] .hero-logo,
html[data-motion="on"] .hero-tagline {
  transition:
    opacity 1s cubic-bezier(.16,1,.3,1),
    transform 1.1s cubic-bezier(.16,1,.3,1);
}
html[data-motion="on"] .hero-kicker { transition-delay: .12s; }

html[data-motion="on"] .hero-logo { transition-delay: .28s; }
html[data-motion="on"] .hero-tagline { transition-delay: .52s; }
html[data-motion="on"] .hero-scroll { transition: opacity 1.1s ease .95s; }

/* 背景パララックス（JSが #heroBg 全体を move/zoom）用の準備 */
.hero-bg { will-change: transform; backface-visibility: hidden; }


.motion-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; margin-right: 6px; flex: none;
  background: none; border: 1px solid rgba(255,255,255,.14); border-radius: 3px;
  color: var(--text-dim); cursor: pointer;
  transition: color .3s, border-color .3s, box-shadow .3s;
}
.motion-toggle:hover, .motion-toggle:focus-visible { color: #fff; border-color: rgba(255,255,255,.4); }
html[data-motion="on"] .motion-toggle {
  color: var(--accent-bright);
  border-color: rgba(90,162,255,.45);
  box-shadow: 0 0 12px rgba(90,162,255,.22);
}
.motion-toggle .mt-slash { display: none; }
html[data-motion="off"] .motion-toggle .mt-slash { display: block; stroke: #b8352f; }
html[data-motion="off"] .motion-toggle .mt-wave { opacity: .5; }
@media (max-width: 960px) {.motion-toggle { margin-right: 10px; } }


.hero-logo {
  position: relative; display: block;
  margin: 34px auto 24px; width: clamp(300px, 60vw, 640px); /* auto で常時中央寄せ */
}
.hero-logo img { display: block; width: 100%; height: auto; }
.hero-logo .g-base {
  position: relative; z-index: 2;
  filter: drop-shadow(0 0 18px rgba(23,49,143,.5)) drop-shadow(0 6px 26px rgba(0,0,0,.65));
}
.hero-logo .g-r, .hero-logo .g-b {
  position: absolute; inset: 0; z-index: 1;
  mix-blend-mode: screen; opacity: .2;
}
.hero-logo .g-r { transform: translateX(-2px); filter: sepia(1) saturate(5.5) hue-rotate(-42deg) brightness(.95); }
.hero-logo .g-b { transform: translateX(2px);  filter: sepia(1) saturate(5.5) hue-rotate(140deg) brightness(.95); }
@keyframes logoSlice {
  0%   { clip-path: inset(0 0 0 0);     transform: none; }
  18%  { clip-path: inset(12% 0 62% 0); transform: translateX(-8px); }
  36%  { clip-path: inset(58% 0 8% 0);  transform: translateX(7px); }
  55%  { clip-path: inset(30% 0 40% 0); transform: translateX(-4px); }
  74%  { clip-path: inset(0 0 78% 0);   transform: translateX(10px); }
  100% { clip-path: inset(0 0 0 0);     transform: none; }
}
@keyframes jitterR { 0% { transform: translateX(-3px); } 25% { transform: translateX(-13px); } 50% { transform: translateX(4px); } 75% { transform: translateX(-9px); } 100% { transform: translateX(-3px); } }
@keyframes jitterB { 0% { transform: translateX(3px); } 25% { transform: translateX(12px); } 50% { transform: translateX(-5px); } 75% { transform: translateX(8px); } 100% { transform: translateX(3px); } }
body.is-glitching .hero-logo .g-base { animation: logoSlice .4s steps(2,end) 2; }
body.is-glitching .hero-logo .g-r { animation: jitterR .4s steps(3,end) 2; }
body.is-glitching .hero-logo .g-b { animation: jitterB .4s steps(3,end) 2; }


a.ticker-item { text-decoration: none; cursor: pointer; transition: color .25s, text-shadow .25s; }
a.ticker-item:hover, a.ticker-item:focus-visible {
  color: #cfe4ff; text-shadow: 0 0 14px rgba(90,162,255,.55); outline: none;
}


.rel-strip { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(23,49,143,.1), transparent 65%); }
.rel-strip-inner { display: grid; grid-template-columns: 150px minmax(0,1fr) auto; gap: 36px; align-items: center; }
.rel-strip-cover img {
  width: 150px; height: 150px; object-fit: cover; display: block;
  border: 1px solid rgba(255,255,255,.12);
  box-shadow: 0 14px 44px rgba(0,0,0,.6), 0 0 0 1px rgba(90,162,255,.16);
}
.rel-strip-kicker { font-family: var(--font-mono); font-size: 11px; letter-spacing: .3em; color: var(--accent-bright); margin: 0 0 10px; }
.rel-strip-title { font-family: var(--font-display); font-weight: 900; font-size: clamp(28px, 4.5vw, 52px); letter-spacing: .06em; color: #fff; margin: 0 0 8px; }
.rel-strip-meta { font-family: var(--font-mono); font-size: 12px; letter-spacing: .14em; color: var(--text-dim); margin: 0; }
.rel-strip-cta { display: flex; flex-direction: column; gap: 12px; align-items: stretch; }
.rel-strip-cta .btn { min-width: 200px; justify-content: center; }
@media (max-width: 900px) {.rel-strip-inner { grid-template-columns: 110px minmax(0,1fr); gap: 20px; }
  .rel-strip-cover img { width: 110px; height: 110px; }
  .rel-strip-cta { grid-column: 1 / -1; flex-direction: row; flex-wrap: wrap; }
}


.disc-group { margin-bottom: 84px; }
.disc-group:last-child { margin-bottom: 0; }
.disc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 30px; }
.rel-card { display: block; color: inherit; text-decoration: none; }
.rel-cover {
  display: block; position: relative; overflow: hidden; aspect-ratio: 1 / 1;
  border: 1px solid var(--line); background: #0b0d12;
}
/* hover で拡大する画像は、待機状態でもごくわずか（0.8%）大きくしておく。
   拡大 transition の最中に、切り取り境界で 1px 分の線（親の背景の透け）が出る環境がある
   （PC の GPU レンダリングでのみ確認。software raster の自動検査では再現しなかった）。
   常に枠の外へ重ねておくことで線が出ない。hover 時は 1.04〜1.06 へ拡大するので見た目の差は出ない。
   この transform を消すと線が再発する。 */
/* will-change: transform は読み込み時に合成レイヤーを作っておくための指定。
   これがないと「初めての hover のときだけ」レイヤー生成とラスタ化が走り、画像の端がちらつく
   （client 報告の「読み込み直後だけ発生する」に該当）。上の scale(1.008) と対の対策で、消すと再発する。 */
.rel-cover img { width: 100%; height: 100%; object-fit: cover; display: block;
  transform: scale(1.008); will-change: transform;
  filter: saturate(.9) contrast(1.02); transition: transform .8s cubic-bezier(.16,1,.3,1), filter .5s; }
.rel-cover::after { content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 52%, rgba(4,6,10,.9)); opacity: 0; transition: opacity .45s; }
.rel-card:hover .rel-cover img, .rel-card:focus-visible .rel-cover img { transform: scale(1.06); filter: saturate(1.12) contrast(1.05); }
.rel-card:hover .rel-cover::after, .rel-card:focus-visible .rel-cover::after { opacity: 1; }
.rel-card-info { display: block; padding: 14px 2px 0; }
.rel-card-type { display: block; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: .26em; color: var(--accent-bright); margin-bottom: 6px; }
.rel-card-title { display: block; font-family: var(--font-display); font-weight: 700; font-size: 22px; letter-spacing: .08em; color: #fff; }
.rel-card-date { display: block; font-family: var(--font-mono); font-size: 11px; letter-spacing: .16em; color: var(--text-dim); margin-top: 5px; }

.rel-card.is-soon { opacity: .62; pointer-events: none; }
.rel-card.is-soon .rel-cover { display: flex; align-items: center; justify-content: center;
  border-color: rgba(255,255,255,.22);
  background: repeating-linear-gradient(135deg, #0c0e13 0 12px, #171b23 12px 24px); }
.soon-mark { font-size: 26px; color: #8f9bb0; }
.rel-card.is-soon .rel-card-title { color: #cfd6e0; }
@media (max-width: 900px), (pointer: coarse) {.rel-card.is-soon { opacity: .8; }
  .rel-card.is-soon .rel-cover { border-color: rgba(255,255,255,.32); }
  .soon-mark { color: #a4b3c8; }
}

.page-hero-rel .page-hero-bg img { filter: blur(26px) brightness(.4) saturate(.8); transform: scale(1.12); }

.page-hero-rel .page-hero-bg img { animation: none; will-change: auto; }
.rel-grid { display: grid; grid-template-columns: minmax(0, 400px) minmax(0, 1fr); gap: 56px; align-items: start; }
.rel-media { position: sticky; top: 96px; }
.rel-cover-frame { border: 1px solid rgba(255,255,255,.14); box-shadow: 0 24px 70px rgba(0,0,0,.65); }
.rel-cover-frame img { width: 100%; display: block; }
.rel-links { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.rel-credit { font-family: var(--font-mono); font-size: 11px; letter-spacing: .12em; color: var(--text-faint, #6a6a78); margin-top: 16px; }
.rel-meta { font-family: var(--font-mono); font-size: 12px; letter-spacing: .2em; color: var(--accent-bright); margin: 0 0 18px; }


.rel-quote {
  margin: 0 0 32px; padding: 4px 0 4px 20px;
  border-left: 1px solid rgba(90,162,255,.5);
}
.rq-jp {
  display: block; font-family: var(--font-jp); font-weight: 700;
  font-size: 1.16rem; line-height: 2.15; letter-spacing: .06em; color: #fff;
}
.rq-en {
  display: block; margin-top: 14px; font-size: .84rem;
  line-height: 1.95; letter-spacing: .04em; color: var(--text-dim);
}
.rel-video { aspect-ratio: 16 / 9; margin: 0 0 32px; }
.track-list { list-style: none; margin: 0 0 36px; padding: 0; border-top: 1px solid var(--line); }
.track { display: flex; align-items: center; gap: 16px; padding: 15px 6px; border-bottom: 1px solid var(--line); }
.track-btn {
  flex: none; width: 34px; height: 34px; border-radius: 50%; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  background: none; border: 1px solid rgba(90,162,255,.4); color: var(--accent-bright);
  font-size: 12px; transition: background .25s, color .25s, box-shadow .25s;
}
.track-btn:hover, .track-btn:focus-visible { background: var(--accent); color: #fff; box-shadow: 0 0 18px rgba(90,162,255,.45); outline: none; }
.track-btn.is-off { border-color: var(--line); color: #3a4353; cursor: default; }
.track-no { font-family: var(--font-mono); font-size: 11px; color: var(--text-faint, #6a6a78); }
.track-name { font-weight: 500; letter-spacing: .06em; color: #fff; }
.track-note { font-family: var(--font-mono); font-style: normal; font-size: 10px; letter-spacing: .2em; color: var(--text-faint, #6a6a78); margin-left: 10px; }
@media (max-width: 900px) {.rel-grid { grid-template-columns: 1fr; gap: 34px; }
  .rel-media { position: static; }
}


:root { --font-jp: "Shippori Mincho B1", "Noto Sans JP", sans-serif; }
.hero-tagline { font-family: var(--font-jp); font-weight: 500; letter-spacing: .18em; }
.section-title-jp { font-family: var(--font-jp); font-weight: 700; letter-spacing: .34em; }
.page-hero-jp { font-family: var(--font-jp); font-weight: 700; }
.info-title { font-family: var(--font-jp); font-weight: 500; }
.about-lead, .about-page .about-lead { font-family: var(--font-jp); }

#about .about-text > p { font-family: var(--font-jp); }
 .track-name { font-family: var(--font-jp); }
.member-bio { font-family: var(--font-jp); }


/* 中央寄せ + letter-spacing は後続空白分だけ左寄りに見える → padding で相殺 */
.hero-kicker { padding-left: .35em; }
.hero-scroll { padding-left: .3em; }
.hero-tagline { padding-left: .18em; }

/* Intro スキップ（戻る/進む・サイト内復帰 → 判定して preload を最初から消す） */
html[data-intro="skip"] .preloader { display: none; }

/* CTA統一（BUY を際立たせつつ DETAILS も同系の青でリンク感を揃える） */
.btn-accent {
  border: 1px solid rgba(90,162,255,.55); color: var(--accent-bright);
  background: rgba(90,162,255,.08);
}
.btn-accent:hover {
  background: rgba(90,162,255,.17); border-color: var(--accent-bright);
  transform: translateY(-3px); box-shadow: 0 8px 28px rgba(90,162,255,.3);
}

/* 購入リンク: ボックスをやめた端正なリンクリスト（release/product 共通） */
.rel-links {
  display: flex; flex-wrap: wrap; gap: 0 34px;
  margin: 24px 0 6px; border-block: 1px solid var(--line);
}
.buy-link {
  display: inline-flex; align-items: baseline; gap: 9px;
  padding: 15px 2px; color: #dfe7f2; text-decoration: none;
  font-family: var(--font-mono); font-size: .82rem;
  letter-spacing: .18em; text-transform: uppercase; transition: color .25s;
}
.buy-link .bl-ext { font-style: normal; color: var(--accent-bright); transition: transform .25s; }
.buy-link:hover, .buy-link:focus-visible { color: var(--accent-bright); outline: none; }
.buy-link:hover .bl-ext { transform: translate(3px, -3px); }

/* GOODS 導線帯（TOP / rel-strip の下で格を揃えつつ少し抑制） */
.merch-strip { border-top: none; padding-block: 66px;
  background: linear-gradient(180deg, transparent, rgba(90,162,255,.05) 55%, transparent); }
.merch-strip-inner { display: grid; grid-template-columns: 150px minmax(0,1fr) auto; gap: 36px; align-items: center; }
.merch-strip-cover img {
  width: 150px; height: 150px; object-fit: cover; display: block;
  transform: scale(1.008); /* 待機時の極小拡大（上の .rel-cover img と同じ理由：端に走る 1px 線の対策） */
  border: 1px solid rgba(255,255,255,.12);
  box-shadow: 0 14px 44px rgba(0,0,0,.6);
  will-change: transform; /* .rel-cover img と同じ理由（最初の hover だけのちらつき対策） */
  transition: transform .8s cubic-bezier(.16,1,.3,1);
}
.merch-strip-cover:hover img { transform: scale(1.05); }
.merch-strip-cta { display: flex; flex-direction: column; gap: 12px; align-items: stretch; }
.merch-strip-cta .btn { min-width: 200px; justify-content: center; }
@media (max-width: 900px) {.merch-strip { padding-block: 48px; }
  .merch-strip-inner { grid-template-columns: 110px minmax(0,1fr); gap: 20px; }
  .merch-strip-cover img { width: 110px; height: 110px; }
  .merch-strip-cta { grid-column: 1 / -1; flex-direction: row; flex-wrap: wrap; }
}

/* 商品詳細（product.html） */
.pd-gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 14px; }
.gal-thumb { padding: 0; border: 1px solid var(--line); background: #0b0d12; cursor: pointer; }
.gal-thumb img { width: 100%; aspect-ratio: 1; object-fit: cover; display: block; opacity: .68;
  filter: saturate(.85); transition: opacity .3s, filter .3s; }
.gal-thumb:hover img { opacity: 1; filter: none; }
.gal-thumb.is-active, .gal-thumb.is-active img { opacity: 1; filter: none; }
.gal-thumb.is-active { border-color: var(--accent-bright); box-shadow: 0 0 12px rgba(90,162,255,.35); }
.pd-spec { margin: 0 0 24px; border-top: 1px solid var(--line); }
.spec-row { display: flex; gap: 22px; padding: 13px 2px; border-bottom: 1px solid var(--line); }
.spec-k { flex: none; width: 118px; font-family: var(--font-mono); font-size: 11px; letter-spacing: .22em; color: var(--accent-bright); padding-top: 3px; }
.spec-v { color: #dfe7f2; font-size: .95rem; letter-spacing: .04em; }
.pd-p { font-family: var(--font-jp); font-size: 1.02rem; line-height: 2.15; color: var(--text); margin: 0 0 16px; }
.pd-p:first-child { font-weight: 700; color: #fff; letter-spacing: .08em; }


.members-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; margin: 6px 0 30px; }
.members-card {
  display: flex; flex-direction: column; text-decoration: none; color: inherit;
  border: 1px solid var(--line); background: rgba(255,255,255,.02);
  will-change: transform; /* hover でカード自体を -4px 動かすため、layer を先に作っておく（画像下端のちらつき対策） */
  transition: border-color .35s, box-shadow .35s, transform .35s;
}

.members-card:hover, .members-card:focus-within {
  border-color: rgba(90,162,255,.5); box-shadow: 0 18px 48px rgba(0,0,0,.55);
  transform: translateY(-4px);
}
a.members-card-link:focus-visible, .members-card-inner:focus-visible { outline: none; }
.members-card-inner {
  display: flex; flex-direction: column; flex: 1 1 auto;
  color: inherit; text-decoration: none;
}
.members-photo { position: relative; overflow: hidden; aspect-ratio: 1; }
.members-photo img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transform: scale(1.008); /* 待機時の極小拡大（上の .rel-cover img と同じ理由：端に走る 1px 線の対策） */
  will-change: transform; /* .rel-cover img と同じ理由（最初の hover だけのちらつき対策） */
  filter: grayscale(.28) brightness(.92) contrast(1.04);
  transition: filter .6s, transform 1s cubic-bezier(.16,1,.3,1);
}
.members-photo::after { /* 下に影のベール（テキストと繋ぐ） */
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, transparent 62%, rgba(9,10,14,.68) 100%);
}
/* filter: none にしない。grayscale() 等の関数並びを待機時と hover 時で同一に保つと、
   ブラウザが filter の合成サーフェスを破棄／再生成しないので、
   hover in / out の両方で画像の下端がちらつかなくなる（見た目は同じ） */
.members-card:hover .members-photo img { filter: grayscale(0) brightness(1) contrast(1); transform: scale(1.04); }
.members-more {
  position: absolute; right: 12px; bottom: 10px; z-index: 2;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .24em; color: var(--accent-bright);
  opacity: 0; transform: translateY(6px); transition: opacity .35s, transform .35s;
}
.members-card:hover .members-more, .members-card:focus-within .members-more { opacity: 1; transform: none; }
.members-info { padding: 20px 24px 26px; flex: 1 1 auto; }
.members-role { font-family: var(--font-mono); font-size: 11px; letter-spacing: .28em; text-transform: uppercase; color: var(--accent-bright); margin: 0 0 10px; }
.members-name { font-family: var(--font-display); font-weight: 700; font-size: 1.55rem; letter-spacing: .05em; color: #fff; margin: 0 0 12px; }
.members-text { font-family: var(--font-jp); font-size: .93rem; line-height: 2.0; color: #c7cfda; margin: 0; }

.members-credit {
  margin: 0; padding: 15px 24px; border-top: 1px solid var(--line);
  font-family: var(--font-jp); font-size: .84rem; letter-spacing: .03em; color: var(--text-dim, #8a93a3);
}
.members-credit a { color: var(--accent-bright); text-decoration: none; }
.members-credit a:hover { text-decoration: underline; }
@media (max-width: 720px) {.members-grid { grid-template-columns: 1fr; gap: 20px; }

  .members-card-saki { order: -1; }
}










@keyframes bannerZoom {
  from { transform: scale(1.015) translateY(0.35%); }
  to   { transform: scale(1.06)  translateY(-0.35%); }
}
.bh-common { object-position: 50% 50%; }
.bh-goods { object-position: 50% 14%; }
@media (max-width: 900px) {.bh-common { object-position: 42% 24%; }
  .bh-goods { object-position: 50% 24%; }

}


@media (min-width: 1100px) and (min-height: 1041px) and (max-aspect-ratio: 16 / 10) {.hero-content { margin-top: 8vh; }
  .hero-logo { width: clamp(320px, 34vw, 520px); }
}
/* 小さなノートPC窓（811〜900px）: 軽い寄せのみ */
@media (orientation: landscape) and (min-height: 811px) and (max-height: 900px) {
  .hero-bg .kv-slide { object-position: 52% 40%; }
  .hero-content { margin-top: 8vh; }
}
/* 901〜992px（フル画面の実質ビューポート）は承認済み構図のまま何もしない */

@media (min-width: 1100px) and (min-height: 993px) and (max-height: 1240px) and (min-aspect-ratio: 10 / 11) {
  .hero-content { margin-top: 16vh; }
  .hero-logo { width: clamp(340px, 40vw, 540px); }
  .hero-scroll { display: none; }
}
/* 高さ1241px以上／縦長気味の窓: portrait KV 相当に wordmark を下げる */
@media (min-width: 1100px) and (min-height: 1241px) {
  .hero-content { margin-top: 14vh; }
  .hero-logo { width: clamp(340px, 34vw, 520px); }
  .hero-scroll { display: none; }
}
@media (min-width: 1100px) and (max-aspect-ratio: 10 / 11) {.hero-content { margin-top: 14vh; }
  .hero-scroll { display: none; }
  .hero-logo { width: clamp(340px, 34vw, 520px); }
}

/* 半サイズ窓（低身長 landscape）: KVを引いて上げ、タイトルを縮小＝顔に干渉しない */
@media (orientation: landscape) and (max-height: 800px) {
  .hero { min-height: 100vh; min-height: 100svh; }
  .hero-bg .kv-slide { object-position: 52% 0%; }
  /* 文字ロゴ群を viewport 下部（胸元）へ寄せて顔の帯域を空ける */
  .hero-content { margin-top: 32vh; }
  .hero-logo { width: clamp(250px, 32vw, 420px); margin: 12px auto 14px; }
  .hero-kicker { font-size: .6rem; letter-spacing: .3em; }
  .hero-tagline { font-size: .92rem; letter-spacing: .14em; }
  .hero-tagline span { font-size: .74rem; }
  .hero-scroll { display: none; }
  .hero .hero-content { gap: 4px; }
}
@media (orientation: landscape) and (max-height: 640px) {.hero-content { margin-top: 34vh; }
  .hero-kicker { display: none; } /* 極端に低い窓では口元と重なるため非表示（wordmark がブランド表示を兼ねる） */
  .hero-logo { width: clamp(210px, 26vw, 320px); }
}


@media (max-width: 900px), (pointer: coarse) {.page-hero { background: var(--bg); }
  .page-hero-bg img { animation: none; will-change: auto; }
}

/* ============================================================
   PC のみ（hover で動かさず、他を薄くする）
   - 画像そのものは動かさない（拡大・filter 変化は、実機で下端に線／ちらつきが出ることがある）
   - hover した項目だけ通常、他を薄くする。hover を外すと解除される
   - (hover: hover) / (pointer: fine) / 721px 以上 … スマホ・タブレットには絶対に適用しない
     （mobile の挙動は v5.3 のまま。client 提案: https://elfensjon.site/discography/ の演出）
   ============================================================ */
@media (hover: hover) and (pointer: fine) and (min-width: 721px) {
  .rel-card, .rel-card.is-soon, .members-card { transition: opacity .35s ease; }

  /* 拡大・filter 変化・カードのリフトを PC では打ち消す。
     画像の transform は「待機時と同じ値」に固定して、hover で transform が動かないようにする
     （v5.3 の 0.8% 拡大＝枠の外へ重ねる指定はそのまま維持する） */
  .rel-card:hover .rel-cover img,
  .rel-card:focus-visible .rel-cover img { transform: scale(1.008); filter: saturate(.9) contrast(1.02); }
  .members-card:hover .members-photo img,
  .members-card:focus-within .members-photo img { transform: scale(1.008); filter: grayscale(.28) brightness(.92) contrast(1.04); }
  /* hover でも枠を青くしない（枠色は待機値のまま、影だけ残す）＝client 指摘 */
  .members-card:hover, .members-card:focus-within { transform: none; border-color: var(--line); box-shadow: 0 18px 48px rgba(0,0,0,.55); }
  .merch-strip-cover:hover img { transform: scale(1.008); }

  /* 他を薄く（対象だけ通常）。COMING SOON のモックは .is-soon ごとさらに薄くなる */
  .disc-grid:hover .rel-card { opacity: .34; }
  .disc-grid:hover .rel-card:hover,
  .disc-grid:hover .rel-card:focus-within { opacity: 1; }
  .members-grid:hover .members-card { opacity: .40; }
  .members-grid:hover .members-card:hover,
  .members-grid:hover .members-card:focus-within { opacity: 1; }
}