:root{
  --bg:#050b20;
  --bg-soft:#08112e;
  --bg-card:#09132f;
  --panel:#0b1433;
  --text:#eef5ff;
  --muted:#aab7ce;
  --dim:#72809a;
  --line:rgba(135,164,210,.18);
  --cyan:#22e6ff;
  --cyan-soft:rgba(34,230,255,.18);
  --shadow:0 30px 100px rgba(0,0,0,.4);
  --radius:24px;
  --radius-sm:16px;
  --wrap:min(1180px, calc(100% - 64px));
  --header:78px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:"Hiragino Sans","Yu Gothic",system-ui,-apple-system,BlinkMacSystemFont,sans-serif;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.wrap{width:var(--wrap);margin:0 auto;position:relative}
.pc{display:inline}
.noise{position:fixed;inset:0;pointer-events:none;opacity:.07;background-image:radial-gradient(circle at 20% 20%, rgba(255,255,255,.15) 0 1px, transparent 1px),radial-gradient(circle at 80% 70%, rgba(255,255,255,.1) 0 1px, transparent 1px);background-size:6px 6px,8px 8px;mix-blend-mode:screen;z-index:1}
.cursor-glow{position:fixed;width:420px;height:420px;border-radius:50%;pointer-events:none;background:radial-gradient(circle, rgba(34,230,255,.18) 0%, rgba(34,230,255,.07) 30%, transparent 70%);transform:translate(-50%,-50%);filter:blur(15px);opacity:0;z-index:2;transition:opacity .25s ease}
.site-header{position:fixed;top:0;left:0;right:0;height:var(--header);display:flex;align-items:center;justify-content:space-between;padding:0 32px;z-index:50;background:linear-gradient(180deg, rgba(3,8,22,.9), rgba(3,8,22,.35), transparent);backdrop-filter:blur(8px)}
.brand{display:flex;flex-direction:column;gap:3px;line-height:1}
.brand-ja{font-family:serif;font-size:17px;letter-spacing:.14em}
.brand-en{font-size:9px;letter-spacing:.24em;color:var(--dim)}
.global-nav{display:flex;align-items:center;gap:26px}
.global-nav a{font-size:11px;letter-spacing:.22em;color:#d9e7f8;opacity:.9;transition:color .2s ease,opacity .2s ease}
.global-nav a:hover{color:var(--cyan);opacity:1}
.menu-button{display:none;position:relative;width:42px;height:42px;border:0;background:none;padding:0}
.menu-button span{position:absolute;left:8px;right:8px;height:1px;background:#fff;transition:transform .3s ease, top .3s ease, opacity .3s ease}
.menu-button span:first-child{top:15px}
.menu-button span:last-child{top:25px}

.hero{position:relative;min-height:100svh;display:flex;align-items:center;padding:140px 0 90px;overflow:hidden;background:linear-gradient(180deg,#060c21 0%, #040919 100%)}
.hero-art{position:absolute;inset:0;background-image:linear-gradient(90deg, rgba(5,11,32,.88) 0%, rgba(5,11,32,.7) 28%, rgba(5,11,32,.22) 52%, rgba(5,11,32,.12) 100%),linear-gradient(0deg, rgba(5,11,32,.62), rgba(5,11,32,.08) 42%, rgba(5,11,32,.16) 100%),url('../img/hero-hq.webp');background-size:cover,cover,cover;background-position:center,center,right center;transform:scale(1.02)}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(34,230,255,.06) 1px, transparent 1px),linear-gradient(90deg, rgba(34,230,255,.06) 1px, transparent 1px);background-size:48px 48px;mask-image:linear-gradient(180deg, rgba(0,0,0,.8), transparent 92%);opacity:.35}
.hero-inner{z-index:3;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;width:var(--wrap)}
.hero-copy{max-width:640px}
.eyebrow{margin:0 0 20px;font-size:10px;letter-spacing:.28em;color:var(--cyan)}
.hero h1{margin:0;font-family:serif;font-size:clamp(58px, 8vw, 102px);line-height:.98;font-weight:400;letter-spacing:.02em}
.hero h1 em{font-style:normal;color:var(--cyan)}
.hero-lead{margin:24px 0 0;font-size:15px;line-height:2;color:#d5e1f0}
.hero-actions{display:flex;align-items:center;gap:24px;margin-top:38px;flex-wrap:wrap}
.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:54px;padding:0 24px;border-radius:999px;border:1px solid rgba(34,230,255,.24);font-size:12px;letter-spacing:.16em;text-transform:uppercase;transition:transform .2s ease, background .2s ease, border-color .2s ease}
.button.primary{background:linear-gradient(135deg, rgba(34,230,255,.96), rgba(19,191,255,.9));color:#041022;box-shadow:0 12px 40px rgba(34,230,255,.18)}
.button.primary:hover{transform:translateY(-2px)}
.text-link{font-size:11px;letter-spacing:.22em;color:#d7e7f8}
.text-link:hover{color:var(--cyan)}
.hero-side-note{display:flex;flex-direction:column;gap:18px;align-items:flex-end;justify-content:flex-end;padding-bottom:10px}
.hero-side-note span{font-size:10px;letter-spacing:.36em;color:#92a3c0}
.scroll-mark{position:absolute;left:32px;bottom:24px;display:flex;align-items:center;gap:12px;z-index:3;color:#90a2bd;font-size:8px;letter-spacing:.32em}
.scroll-mark i{display:block;width:58px;height:1px;background:linear-gradient(90deg,var(--cyan), transparent);position:relative;overflow:hidden}
.scroll-mark i::after{content:"";position:absolute;inset:0;width:16px;background:#fff;animation:scrollline 1.8s ease-in-out infinite}
@keyframes scrollline{0%{transform:translateX(-20px)}100%{transform:translateX(58px)}}

.section{position:relative;padding:120px 0;z-index:3}
.section-index{display:flex;align-items:center;gap:14px;margin-bottom:54px}
.section-index span{font-size:8px;letter-spacing:.3em;color:var(--cyan)}
.section-index b{font-size:11px;letter-spacing:.24em;color:#d9e7f8;font-weight:500}
.section-head{display:grid;gap:20px}
.section-head.split{grid-template-columns:minmax(0,1fr) 420px;align-items:end;margin-bottom:38px}
.section-head.split>p{margin:0;color:var(--muted);font-size:13px;line-height:2}
.section-title{margin:0;font-family:serif;font-size:clamp(40px,5.2vw,62px);line-height:1.18;font-weight:400;letter-spacing:.02em}

.about-grid,.contact-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(320px,.95fr);gap:72px;align-items:start}
.about-copy{padding-top:62px}
.about-copy>p{margin:0 0 22px;color:var(--muted);font-size:14px;line-height:2.15}
.portrait{margin:44px 0 0;position:relative;overflow:hidden;border:1px solid var(--line);background:var(--panel);box-shadow:var(--shadow)}
.portrait img{width:100%}
.portrait figcaption{position:absolute;left:18px;bottom:18px;padding:8px 12px;background:rgba(5,11,32,.72);backdrop-filter:blur(8px);border:1px solid rgba(34,230,255,.15);font-size:8px;letter-spacing:.24em;color:#dde9f7}
.profile-list{display:grid;gap:12px;margin:34px 0 0;padding:0}
.profile-list>div{display:grid;grid-template-columns:96px 1fr;gap:14px;padding:14px 0;border-bottom:1px solid var(--line)}
.profile-list dt{font-size:10px;letter-spacing:.22em;color:var(--cyan)}
.profile-list dd{margin:0;font-size:13px;line-height:1.8;color:#dce8f7}
.social-line{display:flex;gap:20px;flex-wrap:wrap;margin-top:28px}
.social-line a{font-size:11px;letter-spacing:.22em;color:#dce8f7}
.social-line a:hover{color:var(--cyan)}

.wide-visual{position:relative;overflow:hidden;margin:0 0 40px;border:1px solid var(--line);background:var(--panel);box-shadow:var(--shadow)}
.wide-visual img{width:100%;height:auto}
.visual-label{position:absolute;left:18px;bottom:18px;padding:8px 12px;background:rgba(5,11,32,.72);backdrop-filter:blur(8px);border:1px solid rgba(34,230,255,.15);font-size:8px;letter-spacing:.24em;color:#dde9f7}

.track-list{display:grid;border-top:1px solid var(--line)}
.track-item{border-bottom:1px solid var(--line)}
.spotify-embed{padding:0 4px 18px 82px;position:relative}
.spotify-embed iframe{display:block;width:100%;height:152px;border:0;border-radius:12px;background:#0b1433;box-shadow:0 18px 50px rgba(0,0,0,.22)}
.spotify-embed-album-single{height:170px;overflow:hidden}
.spotify-embed-album-single iframe{height:152px}
.track-row{display:grid;grid-template-columns:42px 40px minmax(0,1fr) 88px 88px 118px;gap:16px;align-items:center;min-height:84px;padding:0 4px;color:#dce8f7;transition:background .2s ease}
.track-row:hover,.track-row:focus-visible{background:rgba(255,255,255,.02);outline:none}
.track-row[aria-expanded="true"]{background:rgba(34,230,255,.04)}
.track-no,.track-meta,.track-lyrics,.track-cta{font-size:10px;letter-spacing:.2em}
.track-no{color:var(--dim)}
.play{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;border:1px solid rgba(34,230,255,.24);color:var(--cyan);font-size:12px}
.track-title{font-size:14px;letter-spacing:.04em}
.track-meta{color:#92a3c0}
.track-lyrics{color:var(--cyan)}
.track-cta{justify-self:end;color:#dce8f7}
.track-row a{position:relative;z-index:1}
.track-row a:hover{color:var(--cyan)}
.lyrics-inline{padding:0 0 26px}
.lyrics-inner{margin:0 0 0 82px;padding:22px 24px 24px;border:1px solid rgba(34,230,255,.16);background:linear-gradient(180deg, rgba(9,19,47,.95), rgba(7,15,37,.95));box-shadow:0 20px 40px rgba(0,0,0,.2)}
.lyrics-inline-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:16px}
.lyrics-inline-head strong{font-family:serif;font-size:26px;font-weight:400;letter-spacing:.04em}
.lyrics-badge{font-size:9px;letter-spacing:.22em;color:var(--cyan)}
.lyrics-inline-body{white-space:pre-line;font-size:14px;line-height:2.05;color:#d6e2f2}
.lyrics-placeholder{font-size:13px;line-height:2;color:var(--muted)}
.lyrics-inline-note{margin-top:14px;font-size:11px;line-height:1.9;color:#8fa0bd}
.section-more{margin-top:28px;display:flex;justify-content:flex-end}
.section-more a{font-size:10px;letter-spacing:.24em;color:#dce8f7}
.section-more a:hover{color:var(--cyan)}

.word-list{display:grid;gap:16px}
.note-loading,.note-fallback{padding:22px 20px;border:1px solid var(--line);background:rgba(255,255,255,.02);font-size:13px;line-height:1.9;color:var(--muted)}
.word-card{display:grid;grid-template-columns:96px minmax(0,1fr) auto;gap:18px;align-items:center;padding:18px 20px;border:1px solid var(--line);background:rgba(255,255,255,.02);transition:transform .2s ease,border-color .2s ease,background .2s ease}
.word-card:hover{transform:translateY(-2px);border-color:rgba(34,230,255,.28);background:rgba(34,230,255,.04)}
.word-meta{display:flex;flex-direction:column;gap:6px}
.word-date{font-size:10px;letter-spacing:.18em;color:var(--cyan)}
.word-tag{font-size:8px;letter-spacing:.22em;color:#91a3bf}
.word-copy{min-width:0}
.word-copy strong{display:block;font-size:15px;line-height:1.7;font-weight:500;color:#edf5ff}
.word-copy small{display:block;margin-top:4px;font-size:12px;line-height:1.8;color:var(--muted)}
.word-arrow{font-size:16px;color:#d9e7f8}

.contact-copy p:not(.eyebrow){margin:0 0 24px;color:var(--muted);font-size:14px;line-height:2.05}
.contact-copy img{border:1px solid var(--line);box-shadow:var(--shadow)}
.contact-form{padding:30px;border:1px solid var(--line);background:linear-gradient(180deg, rgba(9,19,47,.95), rgba(6,13,32,.95));box-shadow:var(--shadow)}
.field{display:grid;gap:10px;margin-bottom:18px}
.field label{font-size:10px;letter-spacing:.22em;color:var(--cyan)}
.field input,.field select,.field textarea{width:100%;padding:14px 16px;border:1px solid rgba(135,164,210,.22);border-radius:0;background:rgba(255,255,255,.02);color:var(--text);outline:none;transition:border-color .2s ease, background .2s ease}
.field textarea{resize:vertical;min-height:160px}
.field input:focus,.field select:focus,.field textarea:focus{border-color:rgba(34,230,255,.5);background:rgba(255,255,255,.04)}
.check{display:flex;gap:12px;align-items:flex-start;margin:20px 0 18px;font-size:12px;line-height:1.9;color:#d6e2f0}
.check input{margin-top:4px}
.form-status{min-height:26px;margin:0 0 14px;font-size:12px;line-height:1.8}
.form-status.success{color:#84f1c1}
.form-status.error{color:#ff9c9c}
.submit{width:100%}
.hp{display:none}

.closing{padding:130px 0;text-align:center;background:linear-gradient(180deg,var(--bg),#030717)}
.closing-message{margin:12px 0 0;font-family:serif;font-size:clamp(46px,7vw,84px);font-weight:400;letter-spacing:.06em}
.closing span{display:block;margin-top:16px;font-size:8px;letter-spacing:.3em;color:#8392ac}
.footer{border-top:1px solid var(--line);padding:24px 0;background:#030717;position:relative;z-index:3}
.footer .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px}
.footer p,.footer a{margin:0;font-size:8px;letter-spacing:.22em;color:#7f8da7}
.footer div{display:flex;flex-wrap:wrap;gap:18px}
.footer a:hover{color:var(--cyan)}

.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s ease, transform .8s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.delay-1{transition-delay:.12s}
.delay-2{transition-delay:.22s}

@media (max-width:1024px){
  .section-head.split,.about-grid,.contact-grid{grid-template-columns:1fr;gap:42px}
  .about-copy{padding-top:0}
}
@media (max-width:900px){
  :root{--wrap:min(100% - 34px, 740px);--header:68px}
  .site-header{padding:0 18px}
  .menu-button{display:block;z-index:70}
  .global-nav{position:fixed;inset:0;background:rgba(3,8,22,.97);display:flex;flex-direction:column;justify-content:center;align-items:center;gap:34px;opacity:0;visibility:hidden;transition:opacity .25s ease, visibility .25s ease}
  .menu-open .global-nav{opacity:1;visibility:visible}
  .menu-open .menu-button span:first-child{top:20px;transform:rotate(45deg)}
  .menu-open .menu-button span:last-child{top:20px;transform:rotate(-45deg)}
  .hero{min-height:760px;align-items:flex-end;padding-bottom:72px}
  .hero-art{background-position:center,center,72% center}
  .hero-inner{grid-template-columns:1fr}
  .hero-side-note{display:none}
  .section{padding:92px 0}
  .track-row{grid-template-columns:34px 34px minmax(0,1fr) 72px 70px;gap:12px}
  .track-cta{display:none}
  .spotify-embed{padding-left:0}.lyrics-inner{margin-left:0}
  .word-card{grid-template-columns:86px minmax(0,1fr) 18px}
}
@media (max-width:560px){
  :root{--wrap:calc(100% - 30px)}
  .pc{display:none}
  .hero{min-height:700px;padding-top:110px}
  .hero h1{font-size:44px}
  .hero-lead{font-size:12px;line-height:1.95}
  .hero-actions{flex-direction:column;align-items:flex-start;gap:16px}
  .section-title{font-size:33px}
  .wide-visual{margin-bottom:28px}
  .track-row{grid-template-columns:30px 28px minmax(0,1fr) 54px;min-height:70px}
  .track-meta,.track-cta{display:none}
  .track-title{font-size:12px}
  .track-lyrics{font-size:8px}
  .spotify-embed{padding-bottom:14px}.lyrics-inline{padding-bottom:18px}
  .lyrics-inner{padding:18px 16px}
  .lyrics-inline-head{flex-direction:column;align-items:flex-start}
  .lyrics-inline-head strong{font-size:22px}
  .lyrics-inline-body{font-size:13px}
  .word-card{grid-template-columns:1fr;gap:10px}
  .word-arrow{display:none}
  .contact-form{padding:24px 18px}
  .closing{padding:100px 0}
  .closing-message{font-size:44px}
  .footer .wrap{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .cursor-glow{display:none}
  .scroll-mark i::after{animation:none}
}

/* Lyrics modal */
.lyrics-dialog{width:min(860px,calc(100% - 28px));max-height:min(90vh,980px);padding:0;border:1px solid rgba(34,230,255,.3);border-radius:18px;background:linear-gradient(180deg,#09142f,#050b20);color:var(--text);box-shadow:0 36px 120px rgba(0,0,0,.72);overflow:hidden}
.lyrics-dialog::backdrop{background:rgba(1,4,16,.84);backdrop-filter:blur(9px)}
.lyrics-panel{position:relative;padding:48px 50px 34px;max-height:min(90vh,980px);overflow:auto;overscroll-behavior:contain}
.lyrics-close{position:absolute;top:18px;right:18px;width:42px;height:42px;border:1px solid rgba(34,230,255,.25);border-radius:50%;background:rgba(255,255,255,.025);color:#e9f4ff;font-size:25px;line-height:1;transition:.2s}
.lyrics-close:hover{border-color:var(--cyan);color:var(--cyan);transform:rotate(4deg)}
.lyrics-title{margin:8px 54px 0 0;font-family:serif;font-size:clamp(32px,5vw,52px);font-weight:400;letter-spacing:.04em}
.lyrics-rule{height:1px;margin:24px 0 28px;background:linear-gradient(90deg,var(--cyan),rgba(34,230,255,.06))}
.lyrics-body{font-size:14px;line-height:2.12;color:#d9e5f4;letter-spacing:.02em}
.lyrics-text{white-space:normal}
.lyrics-note{color:#94a5bf}
.lyrics-footer{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:34px;padding-top:18px;border-top:1px solid var(--line);font-size:9px;letter-spacing:.22em;color:#7f90aa}
.lyrics-close-text{border:0;background:none;color:var(--cyan);font:inherit;letter-spacing:.2em;padding:8px 0}
.lyrics-opened{overflow:hidden}
@media(max-width:700px){.lyrics-panel{padding:42px 22px 26px}.lyrics-dialog{max-height:92vh;border-radius:12px}.lyrics-body{font-size:13px;line-height:2}.lyrics-title{font-size:30px}.lyrics-footer{align-items:flex-end}}

/* JP / EN language switch */
.lang-switch{display:flex;align-items:center;gap:7px;margin-left:4px;padding-left:18px;border-left:1px solid rgba(135,164,210,.2);white-space:nowrap}
.lang-switch span{font-size:9px;color:#5f718f}
.lang-button{appearance:none;border:0;background:transparent;padding:5px 2px;color:#7e8faa;font-size:9px;line-height:1;letter-spacing:.18em;transition:color .2s ease,opacity .2s ease;opacity:.72}
.lang-button:hover,.lang-button:focus-visible{color:#fff;opacity:1;outline:none}
.lang-button.active{color:var(--cyan);opacity:1}
html[data-lang="en"] .hero h1{letter-spacing:-.015em;max-width:760px}
html[data-lang="en"] .section-title{letter-spacing:0}

/* Direct single-track Spotify resolver */
.spotify-loading,.spotify-resolve-fallback{width:100%;min-height:104px;display:flex;align-items:center;justify-content:center;gap:16px;padding:20px;border:1px solid rgba(30,215,96,.16);border-radius:12px;background:linear-gradient(135deg,rgba(30,215,96,.035),rgba(255,255,255,.015));color:#91a4be;font-size:11px;line-height:1.8;letter-spacing:.04em;text-align:center}
.spotify-loading::before{content:"";width:17px;height:17px;flex:0 0 auto;border:2px solid rgba(30,215,96,.22);border-top-color:#1ed760;border-radius:50%;animation:spotifySpin .9s linear infinite}
.spotify-resolve-fallback{flex-direction:column}
.spotify-resolve-fallback a{color:#1ed760;font-size:10px;letter-spacing:.15em}
@keyframes spotifySpin{to{transform:rotate(360deg)}}

@media(max-width:900px){
  .global-nav .lang-switch{margin:8px 0 0;padding:18px 0 0;border-left:0;border-top:1px solid rgba(135,164,210,.2)}
  .lang-button{font-size:11px;padding:6px 3px}
}
@media(max-width:560px){
  html[data-lang="en"] .hero h1{font-size:40px;line-height:1.04}
  .spotify-loading,.spotify-resolve-fallback{font-size:10px}
}
@media(prefers-reduced-motion:reduce){.spotify-loading::before{animation:none}}