/* ============================================================
   岩佐一成 OFFICIAL SITE  style.css（2026 リニューアル版）
   ============================================================ */
:root{
  --ink:#111;
  --ink2:#666;
  --line:#e5e5e5;
  --bg:#fff;
  --accent:#c8102e;
  --en:'Jost', sans-serif;        /* ロゴ */
  --hd:'Poppins', sans-serif;     /* 見出し・ナビ・日付 */
  --ja:'Noto Sans JP', sans-serif;
  --hh:200px;                     /* ヘッダー初期高さ（PC） */
  --hh-c:84px;                    /* ヘッダー縮小時（PC） */
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  background:var(--bg);color:var(--ink);
  font-family:var(--ja);font-size:16px;line-height:1.9;letter-spacing:.06em;
  padding-top:var(--hh);
  -webkit-font-smoothing:antialiased;
}
body.modal-open{overflow:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul{list-style:none}
.pc{display:inline}
.wrap{max-width:1200px;margin-left:auto;margin-right:auto;padding-left:5vw;padding-right:5vw}
.center{text-align:center}

/* ================= HEADER ================= */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  height:var(--hh);background:#fff;
  transition:height .35s ease, box-shadow .35s ease;
}
.hd-inner{
  height:100%;padding:0 5vw;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.hd-logo{
  font-family:var(--en);font-weight:500;letter-spacing:.02em;line-height:1;
  font-size:clamp(34px,3.6vw,64px);white-space:nowrap;
  transition:font-size .35s ease;
}
.hd-right{display:flex;flex-direction:column;align-items:flex-end;gap:14px}
.hd-nav{
  display:flex;flex-wrap:wrap;justify-content:flex-end;
  max-width:480px;column-gap:20px;row-gap:2px;
}
.hd-nav a{
  font-family:var(--hd);font-weight:600;font-size:21px;letter-spacing:.04em;line-height:1.5;
  position:relative;white-space:nowrap;
}
.hd-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:currentColor;
  transform:scaleX(0);transform-origin:right;transition:transform .3s ease;
}
.hd-nav a:hover::after{transform:scaleX(1);transform-origin:left}
.hd-sns{display:flex;gap:22px;align-items:center}
.hd-sns a,.ft-sns a{display:block;width:24px;height:24px;transition:opacity .2s}
.hd-sns a:hover,.ft-sns a:hover{opacity:.5}
.hd-sns svg,.ft-sns svg{width:100%;height:100%;display:block}

.site-header.is-compact{height:var(--hh-c);box-shadow:0 1px 0 var(--line)}
.site-header.is-compact .hd-logo{font-size:32px}
.site-header.is-compact .hd-nav{max-width:none;flex-wrap:nowrap}
.site-header.is-compact .hd-nav a{font-size:16px}
.site-header.is-compact .hd-sns{display:none}

/* ================= HERO（正方形画像＋ぼかし背景）================= */
.hero{
  position:relative;overflow:hidden;background:#000;
  height:calc(100vh - var(--hh));min-height:420px;
}
.hero-bg{
  position:absolute;inset:-60px;
  background-size:cover;background-position:center;
  filter:blur(40px) brightness(.55);
}
.hero-img{
  position:relative;height:100%;width:auto;max-width:100%;
  margin:0 auto;object-fit:contain;
}
.hero-scroll{
  position:absolute;left:50%;bottom:0;transform:translateX(-50%);
  font-family:var(--hd);font-weight:600;font-size:12px;letter-spacing:.14em;color:#fff;
  padding-bottom:64px;
}
.hero-scroll::after{
  content:"";position:absolute;left:50%;bottom:0;width:1px;height:52px;background:#fff;
  animation:scrollLine 2s ease-in-out infinite;transform-origin:top;
}
@keyframes scrollLine{
  0%{transform:scaleY(0)}
  50%{transform:scaleY(1);transform-origin:top}
  51%{transform-origin:bottom}
  100%{transform:scaleY(0);transform-origin:bottom}
}

/* ================= エンドレスのバナー・動画（共通）================= */
.loop{--iw:clamp(440px,34vw,660px);overflow:hidden;padding:8px 0 16px}
.loop-track{display:flex;width:max-content;will-change:transform}
.loop-track.is-anim{transition:transform .6s cubic-bezier(.4,0,.2,1)}
.loop-item{flex:0 0 auto;margin-right:24px}
.loop-arrows{display:flex;justify-content:space-between;width:var(--iw);max-width:74vw;margin:18px auto 0}
.arrow{width:56px;height:24px;position:relative}
.arrow::before{content:"";position:absolute;left:0;right:0;top:50%;height:2px;background:var(--ink)}
.arrow::after{content:"";position:absolute;top:50%;width:14px;height:2px;background:var(--ink)}
.arrow--prev::after{left:0;transform-origin:left center;transform:rotate(-35deg)}
.arrow--next::after{right:0;transform-origin:right center;transform:rotate(35deg)}
.arrow:hover{opacity:.5}

/* ================= PICK UP バナー ================= */
.pickup{padding:72px 0 24px}
.bnr{
  position:relative;width:var(--iw);aspect-ratio:440/250;background:#fff;overflow:hidden;
  box-shadow:0 2px 14px rgba(0,0,0,.08);
  display:flex;align-items:center;justify-content:center;
  transition:transform .3s ease, box-shadow .3s ease;
}
.bnr:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(0,0,0,.12)}
.bnr img{width:100%;height:100%;object-fit:contain}   /* 画像の比率が違っても切らずに全体表示 */
.bnr--text,.bnr--photo{flex-direction:column;gap:10px;text-align:center}
.bnr--text{border:3px solid var(--ink);box-shadow:none}
.bnr--photo{color:#fff;background:#000}
.bnr--photo .bnr-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55}
.bnr--photo .bnr-title,.bnr--photo .bnr-sub{position:relative}
.bnr--photo .bnr-sub{border-top-color:#fff}
.bnr-title{font-family:var(--hd);font-weight:600;font-size:clamp(30px,2.3vw,44px);letter-spacing:.08em;line-height:1.1}
.bnr-sub{font-family:var(--hd);font-weight:500;font-size:13px;letter-spacing:.16em;border-top:2px solid var(--ink);padding-top:8px;font-size:clamp(13px,.9vw,16px)}

/* ================= 見出し・ボタン ================= */
.sec-title{
  font-family:var(--hd);font-weight:700;line-height:1;letter-spacing:.01em;
  font-size:clamp(48px,5vw,72px);margin-bottom:44px;
}
.sec-ja{display:inline-block;font-family:var(--ja);font-weight:500;font-size:14px;letter-spacing:.1em;color:var(--ink2);margin-left:16px;vertical-align:middle}
.more{
  display:inline-block;margin-top:36px;
  font-family:var(--hd);font-weight:600;font-size:14px;letter-spacing:.14em;
  padding:12px 34px;border:1.5px solid var(--ink);border-radius:99px;
  transition:background .25s, color .25s;
}
.more:hover{background:var(--ink);color:#fff}

/* ================= NEWS / MEDIA / LIVE ================= */
.topics{
  max-width:1320px;margin:120px auto 0;padding:0 5vw;
  display:grid;grid-template-columns:repeat(3,1fr);gap:64px;
}
.topic-list{padding-left:24px}
.topic-list li+li{margin-top:36px}
.topic-list a{display:block;transition:opacity .2s}
.topic-list a:hover{opacity:.55}
.topic-list time{font-family:var(--hd);font-weight:600;font-size:17px;letter-spacing:.04em}
.topic-list .new{
  display:inline-block;margin-left:10px;vertical-align:1px;
  font-family:var(--hd);font-weight:600;font-size:12px;letter-spacing:.1em;color:var(--accent);
}
.topic-list p{font-size:16.5px;line-height:1.9;letter-spacing:.08em;margin-top:4px;word-break:break-all}
.topic-empty{font-size:14px;color:var(--ink2)}
.topic .more{margin-left:24px}

/* ================= FAN CLUB ================= */
.fanclub{margin:140px auto 0;padding:0 5vw;max-width:1200px}
.fc-inner{background:#111;color:#fff;text-align:center;padding:80px 24px}
.fc-en{font-family:var(--hd);font-weight:500;font-size:13px;letter-spacing:.3em}
.fc-name{font-family:var(--en);font-weight:500;font-size:clamp(56px,8vw,96px);line-height:1.1;letter-spacing:.04em;margin:8px 0 20px}
.fc-logo{max-width:280px;margin:0 auto 24px;background:#fff;padding:14px}
.fc-text{font-size:16px;line-height:2;opacity:.85}
.btn-fill{
  display:inline-block;margin-top:32px;font-weight:700;font-size:14px;letter-spacing:.12em;
  background:#fff;color:#111;padding:16px 44px;border-radius:99px;transition:transform .2s, opacity .2s;
}
.btn-fill:hover{opacity:.85;transform:translateY(-2px)}

/* ================= MOVIE ================= */
.movie{margin-top:140px}
.movie-item{position:relative;width:var(--iw);aspect-ratio:16/9;background:#000;overflow:hidden;display:block}
.movie-item img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease, opacity .3s}
.movie-item:hover img{transform:scale(1.04);opacity:.85}
.movie-item .play{
  position:absolute;left:50%;top:50%;width:64px;height:64px;margin:-32px 0 0 -32px;
  border-radius:50%;background:rgba(0,0,0,.55);border:2px solid #fff;
}
.movie-item .play::after{
  content:"";position:absolute;left:26px;top:20px;
  border-style:solid;border-width:12px 0 12px 18px;border-color:transparent transparent transparent #fff;
}

/* YouTubeポップアップ */
.yt-modal{
  position:fixed;inset:0;z-index:200;background:rgba(0,0,0,.85);
  display:flex;align-items:center;justify-content:center;padding:5vw;
  opacity:0;visibility:hidden;transition:opacity .3s, visibility .3s;
}
.yt-modal.is-open{opacity:1;visibility:visible}
.yt-box{width:min(1100px,100%);aspect-ratio:16/9;background:#000}
.yt-box iframe{width:100%;height:100%;border:0;display:block}
.yt-close{position:absolute;top:20px;right:20px;width:44px;height:44px}
.yt-close::before,.yt-close::after{content:"";position:absolute;left:8px;right:8px;top:50%;height:2px;background:#fff}
.yt-close::before{transform:rotate(45deg)}
.yt-close::after{transform:rotate(-45deg)}

/* ================= SECTION ================= */
.section{max-width:1200px;margin:140px auto 0;padding:0 5vw}

/* ================= PROFILE ページ ================= */
.page .section:first-child{margin-top:80px}
.prof-wrap{display:grid;grid-template-columns:5fr 7fr;gap:64px;align-items:start}
.prof-photo img{width:100%;aspect-ratio:1/1;object-fit:cover}
.prof-role{font-family:var(--hd);font-weight:500;font-size:13px;letter-spacing:.24em;color:var(--ink2)}
.prof-name{font-size:34px;font-weight:700;letter-spacing:.12em;line-height:1.3;margin:6px 0 28px}
.prof-name span{display:block;font-family:var(--en);font-weight:500;font-size:15px;letter-spacing:.2em;margin-top:6px}
.prof-text{font-size:16.5px;line-height:2.1;margin-bottom:18px}
.works{margin-top:120px}
.works-list{border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;column-gap:56px}
.works-list li{padding:22px 0;border-bottom:1px solid var(--line)}
.works-client{font-size:14px;color:var(--ink2);line-height:1.7}
.works-song{font-size:19px;font-weight:500;margin-top:4px}
.works-song span{font-size:12px;color:var(--ink2);margin-right:8px}
.back{margin-top:60px}

/* ================= FOOTER ================= */
.site-footer{
  margin-top:160px;padding:72px 5vw 40px;border-top:1px solid var(--line);
  display:flex;flex-direction:column;align-items:center;gap:26px;text-align:center;
}
.ft-logo{font-family:var(--en);font-weight:500;font-size:30px;letter-spacing:.02em;line-height:1}
.ft-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 22px}
.ft-nav a{font-family:var(--hd);font-weight:600;font-size:15px;letter-spacing:.1em}
.ft-nav a:hover{opacity:.5}
.ft-sns{display:flex;gap:22px}
.ft-copy{font-family:var(--hd);font-size:11px;letter-spacing:.12em;color:var(--ink2)}

/* ================= アニメーション ================= */
.js-reveal{opacity:0;transform:translateY(30px);transition:opacity .9s ease, transform .9s ease}
.js-reveal.is-in{opacity:1;transform:none}

/* ================= TABLET ================= */
@media (max-width:1100px){
  .hd-nav{max-width:400px;column-gap:16px}
  .hd-nav a{font-size:18px}
  .site-header.is-compact .hd-nav a{font-size:14px}
  .topics{gap:40px}
}

/* ================= SP（メニューはヘッダーに常時表示）================= */
@media (max-width:900px){
  :root{--hh:96px;--hh-c:96px}
  .hd-inner{padding:0 16px;gap:12px}
  .hd-logo,.site-header.is-compact .hd-logo{font-size:19px}
  .hd-right{gap:0}
  .hd-sns,.site-header.is-compact .hd-sns{display:none}
  .hd-nav,.site-header.is-compact .hd-nav{max-width:210px;flex-wrap:wrap;column-gap:11px;row-gap:0}
  .hd-nav a,.site-header.is-compact .hd-nav a{font-size:12.5px;line-height:1.75}
  .site-header.is-compact{box-shadow:0 1px 0 var(--line)}

  .hero{height:auto;min-height:0}
  .hero-bg{display:none}
  .hero-img{width:100%;height:auto}
  .hero-scroll{display:none}

  .bnr{width:74vw}
  .movie-item{width:74vw}
  .loop-item{margin-right:14px}
  .loop-arrows,.loop--movie .loop-arrows{width:74vw}
  .pickup{padding-top:40px}
  .bnr-title{font-size:24px}

  .topics{grid-template-columns:1fr;gap:72px;margin-top:80px;padding:0 24px}
  .sec-title{font-size:44px;margin-bottom:28px}
  .topic-list{padding-left:12px}
  .topic-list time{font-size:15px}
  .topic-list p{font-size:15px}
  .prof-text{font-size:15px}
  .topic .more{margin-left:12px}

  .fanclub,.section{margin-top:100px;padding:0 24px}
  .fc-inner{padding:56px 20px}
  .pc{display:none}

  .movie{margin-top:100px}
  .wrap{padding-left:24px;padding-right:24px}
  .movie-item .play{width:52px;height:52px;margin:-26px 0 0 -26px}
  .movie-item .play::after{left:20px;top:14px;border-width:10px 0 10px 15px}

  .page .section:first-child{margin-top:48px}
  .prof-wrap{grid-template-columns:1fr;gap:32px}
  .prof-name{font-size:28px}
  .works{margin-top:90px}
  .works-list{grid-template-columns:1fr}
  .sec-ja{display:block;margin:12px 0 0}

  .site-footer{margin-top:110px}
}

/* ================= 下層ページ（一覧・詳細）================= */
.list-rows{border-top:1px solid var(--line)}
.list-rows li{border-bottom:1px solid var(--line)}
.list-rows a{display:grid;grid-template-columns:150px 1fr;gap:32px;padding:26px 8px;transition:background .2s}
.list-rows a:hover{background:#f7f7f7}
.list-rows time{font-family:var(--hd);font-weight:600;font-size:17px;letter-spacing:.04em;line-height:1.9}
.list-rows p{font-size:16.5px;line-height:1.9;letter-spacing:.08em;word-break:break-all}
.list-empty{color:var(--ink2)}
.pager{display:flex;justify-content:center;gap:10px;margin-top:48px}
.pager a{font-family:var(--hd);font-weight:600;font-size:15px;width:42px;height:42px;display:flex;align-items:center;justify-content:center;border:1.5px solid var(--ink);border-radius:50%;transition:background .2s,color .2s}
.pager a:hover,.pager a.is-current{background:var(--ink);color:#fff}

.article{max-width:880px}
.art-cat a{display:inline-block;font-family:var(--hd);font-weight:600;font-size:13px;letter-spacing:.14em;border:1.5px solid var(--ink);border-radius:99px;padding:4px 16px}
.art-cat a:hover{background:var(--ink);color:#fff}
.art-date{display:block;font-family:var(--hd);font-weight:600;font-size:18px;letter-spacing:.04em;margin-top:24px}
.art-title{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.6;letter-spacing:.06em;margin-top:6px;padding-bottom:28px;border-bottom:1px solid var(--line)}
.art-img{margin:40px 0 0}
.art-img img{max-width:100%;max-height:80vh;margin:0 auto}
.art-body{font-size:16.5px;line-height:2.1;letter-spacing:.06em;margin-top:40px;word-break:break-all}
.art-body a{text-decoration:underline;text-underline-offset:3px}
.art-body a:hover{opacity:.6}

@media (max-width:900px){
  .list-rows a{grid-template-columns:1fr;gap:2px;padding:20px 4px}
  .list-rows time{font-size:15px}
  .list-rows p{font-size:15px}
  .art-date{font-size:16px}
  .art-body{font-size:15px}
}

/* MOVIE：再生マークを非表示 */
.movie-item .play{display:none}

/* 横はみ出し防止（回転後にページが拡大されたままになるのを防ぐ） */
html,body{overflow-x:clip}
@supports not (overflow-x:clip){html,body{overflow-x:hidden}}

/* MOVIE：16:9固定（サムネイルの比率に引っぱられないように） */
.movie-item{height:calc(var(--iw) * 9 / 16);min-height:0;padding:0}
.movie-item img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
@media (max-width:900px){
  .movie-item{height:calc(74vw * 9 / 16)}
}

/* ---------- CONTACT ---------- */
.contact .ct-lead{max-width:640px;margin:0 auto 40px;font-size:.85rem;line-height:1.9;text-align:left;opacity:.8}
.contact .ct-lead br{display:none}
@media (min-width:768px){.contact .ct-lead br{display:inline}}
.contact .ct-lead a{color:inherit;text-decoration:underline}
.ct-form{max-width:640px;margin:0 auto}
.ct-form label{display:block;margin:32px 0 10px;font-size:.8rem;letter-spacing:.15em;font-weight:500}
.ct-form label span{margin-left:10px;font-size:.7rem;letter-spacing:.05em;opacity:.6}
.ct-form input,.ct-form textarea{width:100%;box-sizing:border-box;padding:14px;border:1px solid currentColor;border-radius:0;background:transparent;color:inherit;font:inherit;font-size:16px;opacity:.85}
.ct-form input:focus,.ct-form textarea:focus{outline:none;opacity:1}
.ct-form textarea{min-height:220px;resize:vertical}
.ct-hp{position:absolute;left:-9999px}
.ct-submit{margin-top:48px;background:none;font:inherit;color:inherit;cursor:pointer}
.ct-err{max-width:640px;margin:0 auto;padding:14px 18px;border-left:3px solid #c33;font-size:.85rem;color:#c33}
.ct-err p{margin:4px 0}
.ct-thanks{text-align:center;line-height:2.2;padding:40px 0}
.ct-form label .ct-req{display:inline-block;margin-left:10px;padding:2px 8px;border:1px solid currentColor;font-style:normal;font-size:.65rem;letter-spacing:.1em;vertical-align:middle}
.bnr .bnr-cap{display:block;margin-top:10px;text-align:center;font-size:.8rem;font-weight:500;letter-spacing:.15em}
.bnr--photo .bnr-bg{object-position:50% 55%}
/* 画像バナーの下に文字（ファンクラブ等） */
.loop-item.bnr:has(.bnr-cap){display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px}
.loop-item.bnr:has(.bnr-cap) img{max-height:calc(100% - 3em);width:auto;max-width:100%;object-fit:contain}
.bnr .bnr-cap{margin:0;writing-mode:horizontal-tb;white-space:nowrap}
.fanclub .fc-logo{background:transparent!important;padding:0!important;box-shadow:none!important;border:0!important} /* fc-logo-clear */

/* fc-light-start */
.fanclub{background:#f4f4f2!important;color:#111!important}
.fanclub .fc-inner{background:transparent!important;color:#111!important}
.fanclub .fc-en{color:#111!important}
.fanclub .fc-text{color:#444!important}
.fanclub .fc-logo{display:block;width:80%;max-width:420px;height:auto;margin:20px auto 28px!important}
.fanclub .btn-fill{background:#111!important;color:#fff!important;border-color:#111!important}
.fanclub .btn-fill:hover{opacity:.8}
/* fc-light-end */

/* ---------- LIVE OFFER バナー ---------- */
.bnr-live-offer{position:relative}
.bnr-live-offer::before{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(70,30,140,.55),rgba(30,10,70,.65));z-index:1;pointer-events:none}
.bnr-live-offer::after{content:"";position:absolute;inset:14px;border:1px solid rgba(255,255,255,.9);z-index:2;pointer-events:none}
.bnr-live-offer .bnr-title,.bnr-live-offer .bnr-sub{position:relative;z-index:3}
.bnr-live-offer .bnr-title{width:min-content;margin:0 auto;text-align:center;font-family:'Poppins',sans-serif;font-weight:700;font-size:clamp(36px,10vw,64px);line-height:1;letter-spacing:.12em}