/* =====================================================================
   小熊ボクシングジム — style.new.css （新デザイン試作 / Step1: ヒーロー）
   すべて body.og-root 配下にスコープし、既存 style.css と衝突させない。
   Palette: 紫 × 金 × 黒（design-brief.json）
   ===================================================================== */

.og-root{
  --ink:#0b0a10;
  --canvas:#14101c;
  --purple:#7c3aed;
  --purple-glow:#b57bff;
  --gold:#c9a24b;
  --bone:#f2eee6;
  --ash:#8a857f;
  --line:rgba(201,162,75,.22);
  --line-purple:rgba(124,58,237,.30);
  --panel:rgba(20,16,28,.62);
  --maxw:1200px;
  --pad:clamp(20px,5vw,64px);

  background:var(--ink);
  color:var(--bone);
  font-family:"Noto Sans JP",system-ui,-apple-system,"Hiragino Kaku Gothic ProN",Meiryo,sans-serif;
  line-height:1.75;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

.og-root *{box-sizing:border-box}
.og-root h1,.og-root h2,.og-root h3,.og-root p,.og-root figure,.og-root dl,.og-root dd{margin:0}
.og-root a{color:inherit;text-decoration:none}
.og-root img{max-width:100%;display:block}
.og-root ::selection{background:var(--purple);color:#fff}

/* 微粒子ノイズ（質感） */
.og-root::after{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:60;opacity:.05;
  mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.og-root .sr-only,.og-root .visually-hidden{
  position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

/* フォーカス可視（品質フロア） */
.og-root a:focus-visible,
.og-root button:focus-visible,
.og-root input:focus-visible,
.og-root summary:focus-visible{
  outline:2px solid var(--purple-glow);
  outline-offset:3px;
  border-radius:2px;
}

.og-root .eyebrow,.og-root .og-eyebrow{
  font-family:"Space Mono",monospace;font-size:.72rem;letter-spacing:.26em;
  text-transform:uppercase;color:var(--gold);display:inline-block;
}

/* ===== WebGL 全体背景キャンバス（v2: スクロール連動プロシージャル / 紫） ===== */
.og-root .og-fx-canvas{position:fixed;inset:0;width:100%;height:100%;z-index:0;display:block;opacity:0;transition:opacity 1.2s ease}
.og-root.webgl-bg .og-fx-canvas{opacity:1}
/* WebGL不可時はCSSグラデが土台（キャンバスは透明のまま） */
.og-root .og-fx-veil{
  position:fixed;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(120% 90% at 50% 8%,transparent 42%,rgba(11,10,16,.6) 100%);
}
.og-root:not(.webgl-bg) .og-fx-veil{
  background:
    radial-gradient(120% 80% at 50% -10%,rgba(124,58,237,.20),transparent 60%),
    radial-gradient(90% 60% at 100% 0%,rgba(201,162,75,.08),transparent 55%),
    var(--ink);
}

/* ===== 進捗レール（左・固定 / v2） ===== */
.og-root .og-rail{position:fixed;left:22px;top:0;bottom:0;width:2px;z-index:40;display:flex;align-items:center;pointer-events:none}
.og-root .og-rail-in{position:relative;width:2px;height:64vh;background:rgba(181,123,255,.15)}
.og-root .og-rail-bar{position:absolute;left:0;top:0;width:2px;height:0;background:linear-gradient(var(--purple),var(--gold))}
.og-root .og-rail-rounds{position:fixed;left:12px;top:50%;transform:translateY(-50%);z-index:40;display:flex;flex-direction:column;gap:14px;pointer-events:none}
.og-root .og-rail-rounds span{font-family:"Space Mono",monospace;font-size:.58rem;letter-spacing:.1em;color:var(--ash);opacity:.5;transition:.3s}
.og-root .og-rail-rounds span.on{color:var(--gold);opacity:1}
@media(max-width:900px){.og-root .og-rail,.og-root .og-rail-rounds{display:none}}

/* ===== ローダー ===== */
.og-root .og-loader{
  position:fixed;inset:0;z-index:200;background:var(--ink);
  display:grid;place-items:center;gap:14px;
  transition:opacity .7s ease,visibility .7s ease;text-align:center;
}
.og-root .og-loader.is-hidden{opacity:0;visibility:hidden;pointer-events:none}
.og-root .og-loader-mark{
  font-family:"Anton",sans-serif;font-size:clamp(2.6rem,10vw,5.2rem);
  letter-spacing:.04em;color:var(--bone);line-height:1;
}
.og-root .og-loader-mark b{color:var(--purple-glow)}
.og-root .page-loader-copy span{
  font-family:"Space Mono",monospace;letter-spacing:.24em;font-size:.7rem;color:var(--ash);
  display:block;
}
.og-root .page-loader-copy strong{font-family:"Space Mono",monospace;letter-spacing:.2em;font-size:.72rem;color:var(--gold);font-weight:400}
.og-root .page-loader-line{width:min(180px,40vw);height:2px;margin-inline:auto;overflow:hidden;background:rgba(242,238,230,.12);position:relative}
.og-root .page-loader-line::after{content:"";position:absolute;inset:0;width:40%;background:var(--purple);animation:og-load 1s ease-in-out infinite}
@keyframes og-load{0%{transform:translateX(-120%)}100%{transform:translateX(320%)}}

/* ===== ヘッダー ===== */
.og-root .og-header{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:14px var(--pad);
  backdrop-filter:blur(8px);
  background:linear-gradient(to bottom,rgba(11,10,16,.72),rgba(11,10,16,0));
  transition:background .3s ease,padding .3s ease,box-shadow .3s ease;
}
.og-root .og-header.is-scrolled{
  background:rgba(11,10,16,.86);padding-block:10px;
  box-shadow:0 1px 0 var(--line-purple);
}
.og-root .og-brand{display:flex;align-items:center;gap:12px;font-weight:900}
.og-root .og-brand-mark{
  width:42px;height:42px;display:grid;place-items:center;
  border:1px solid var(--gold);color:var(--gold);
  font-family:"Anton",sans-serif;letter-spacing:.02em;font-size:1.1rem;
  background:linear-gradient(150deg,rgba(124,58,237,.25),transparent);
}
.og-root .brand-name{display:block;font-size:1rem;line-height:1.2}
.og-root .brand-sub{display:block;font-family:"Space Mono",monospace;font-size:.58rem;letter-spacing:.18em;color:var(--ash);font-weight:400}
.og-root .og-nav{display:flex;align-items:center;gap:22px;font-size:.85rem}
.og-root .og-nav a{color:var(--ash);transition:color .25s}
.og-root .og-nav a:hover{color:var(--bone)}
.og-root .og-nav-cta{
  border:1px solid var(--gold);color:var(--gold)!important;padding:9px 16px;
  font-family:"Space Mono",monospace;letter-spacing:.06em;font-size:.78rem;
  transition:background .25s,color .25s,transform .2s;
}
.og-root .og-nav-cta:hover{background:var(--gold);color:var(--ink)!important}
.og-root .og-nav-toggle{display:none}

@media(max-width:900px){
  .og-root .og-nav-toggle{
    display:inline-flex;flex-direction:column;justify-content:center;gap:5px;
    width:44px;height:44px;background:none;border:1px solid var(--line-purple);cursor:pointer;
  }
  .og-root .og-nav-toggle span{display:block;width:20px;height:2px;margin-inline:auto;background:var(--bone);transition:transform .3s,opacity .3s}
  .og-root .og-nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .og-root .og-nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
  .og-root .og-nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .og-root .og-nav{
    position:fixed;inset:0 0 0 auto;width:min(78vw,320px);flex-direction:column;
    align-items:flex-start;justify-content:center;gap:26px;padding:40px;font-size:1.05rem;
    background:rgba(11,10,16,.97);backdrop-filter:blur(10px);
    border-left:1px solid var(--line-purple);
    transform:translateX(100%);transition:transform .35s ease;
  }
  .og-root .og-nav.is-open{transform:none}
  .og-root .og-nav a{color:var(--bone)}
}

/* ===== ボタン ===== */
.og-root .og-btn,.og-root .button{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 26px;font-weight:700;font-size:.95rem;cursor:pointer;
  border:1px solid transparent;transition:transform .2s ease,background .25s,color .25s,border-color .25s;
  will-change:transform;
}
.og-root .og-btn-primary,.og-root .button-primary{background:var(--purple);color:#fff;border-color:var(--purple)}
.og-root .og-btn-primary:hover,.og-root .button-primary:hover{background:var(--purple-glow);border-color:var(--purple-glow)}
.og-root .og-btn-ghost,.og-root .button-secondary{border-color:var(--line);color:var(--bone);background:transparent}
.og-root .og-btn-ghost:hover,.og-root .button-secondary:hover{border-color:var(--gold);color:var(--gold)}
.og-root .button-outline{border-color:var(--line-purple);color:var(--bone);background:transparent}
.og-root .button-outline:hover{border-color:var(--purple-glow);color:var(--purple-glow)}
.og-root .og-btn-k{font-family:"Space Mono",monospace;font-size:.7rem;opacity:.7}
.og-root .is-pressed{transform:scale(.96)!important}

/* ===== HERO ===== */
.og-root .og-hero{position:relative;z-index:2;min-height:100svh;display:flex;align-items:center;padding-block:120px 70px}
.og-root .og-hero-word{
  position:absolute;left:50%;top:42%;transform:translate(-50%,-50%);
  font-family:"Anton",sans-serif;font-size:clamp(5rem,24vw,20rem);line-height:.8;
  letter-spacing:.02em;color:transparent;-webkit-text-stroke:1.5px rgba(124,58,237,.16);
  white-space:nowrap;pointer-events:none;z-index:0;user-select:none;
}
/* --- フルブリード写真ヒーロー --- */
.og-root .og-hero-full{overflow:hidden;isolation:isolate}
.og-root .og-hero-bg{
  position:absolute;inset:0;z-index:0;overflow:hidden;
  /* ハードな下端をソフトにフェード（次セクションのinkへ馴染ませる） */
  -webkit-mask-image:linear-gradient(180deg,#000 0%,#000 84%,transparent 100%);
  mask-image:linear-gradient(180deg,#000 0%,#000 84%,transparent 100%);
}
.og-root .og-hero-gl{position:absolute;inset:0;width:100%;height:100%;display:none;z-index:2}
.og-root .og-hero-photo{position:absolute;inset:0;z-index:1}
.og-root .og-hero-photo img{
  width:100%;height:100%;object-fit:cover;object-position:center 30%;
  filter:contrast(1.06) saturate(1.05) brightness(.9);
}
.og-root.webgl-hero .og-hero-gl{display:block}
.og-root.webgl-hero .og-hero-photo{opacity:0}
/* 紫デュオトーン風オーバーレイ（写真・WebGL両方に掛かる） */
.og-root .og-hero-bg::after{
  content:"";position:absolute;inset:0;z-index:3;pointer-events:none;
  background:var(--purple);mix-blend-mode:soft-light;opacity:.34;
}
/* 可読性scrim：下方向へ濃く＋テキスト側（左）を軽く沈める */
.og-root .og-hero-scrim{
  position:absolute;inset:0;z-index:4;pointer-events:none;
  background:
    linear-gradient(180deg,rgba(11,10,16,0) 28%,rgba(11,10,16,.55) 72%,rgba(11,10,16,.78) 100%),
    linear-gradient(90deg,rgba(11,10,16,.5) 0%,rgba(11,10,16,0) 58%),
    radial-gradient(120% 80% at 50% -10%,rgba(124,58,237,.12),transparent 60%);
}

.og-root .og-hero-inner{
  position:relative;z-index:3;width:100%;max-width:var(--maxw);margin-inline:auto;
  padding-inline:var(--pad);
}
.og-root .og-hero-copy{max-width:640px}
.og-root .og-hero-title{
  font-family:"Noto Sans JP",sans-serif;font-weight:900;
  font-size:clamp(2.4rem,8.5vw,5.4rem);line-height:1.03;letter-spacing:-.01em;
  margin-top:16px;text-shadow:0 6px 40px rgba(0,0,0,.6);
}
.og-root .og-h-line{display:block;overflow:hidden;padding-block:.02em}
.og-root .og-h-line>span{display:inline-block}
.og-root .og-hero-title em{
  font-style:normal;color:var(--gold);
  text-shadow:0 2px 20px rgba(11,10,16,.7);
}
.og-root .og-hero-lead{max-width:560px;margin-top:22px;color:#e6e1d6;font-size:1rem;text-shadow:0 2px 16px rgba(11,10,16,.6)}
.og-root .og-hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}

/* stat（左下にさりげなく） */
.og-root .og-hero-stat{
  position:absolute;left:var(--pad);bottom:22px;z-index:3;
  display:flex;align-items:baseline;gap:10px;
}
.og-root .og-hero-stat strong{font-family:"Anton",sans-serif;font-size:1.5rem;color:var(--gold);letter-spacing:.02em;text-shadow:0 2px 14px rgba(11,10,16,.7)}
.og-root .og-hero-stat span{font-family:"Space Mono",monospace;font-size:.66rem;letter-spacing:.1em;color:#d9d3ea}

.og-root .og-hero-scroll{position:absolute;left:50%;bottom:22px;transform:translateX(-50%);z-index:3}
.og-root .og-hero-scroll span{font-family:"Space Mono",monospace;font-size:.62rem;letter-spacing:.2em;color:#d9d3ea}
.og-root .og-hero-scroll span::after{content:" ↓";animation:og-bob 1.6s ease-in-out infinite}
@keyframes og-bob{0%,100%{opacity:.4}50%{opacity:1}}

/* モバイル：文字が埋もれないよう scrim を強める */
@media(max-width:640px){
  .og-root .og-hero-scrim{
    background:
      linear-gradient(180deg,rgba(11,10,16,.28) 0%,rgba(11,10,16,.68) 60%,rgba(11,10,16,.86) 100%),
      linear-gradient(90deg,rgba(11,10,16,.4) 0%,rgba(11,10,16,0) 72%);
  }
  .og-root .og-hero-photo img{filter:contrast(1.06) saturate(1.05) brightness(.82);object-position:center 25%}
  .og-root .og-hero-stat{display:none}
}

@media(prefers-reduced-motion:reduce){
  .og-root .og-hero-scroll span::after{animation:none}
}

/* ===== マーキー ===== */
.og-root .og-marquee{
  position:relative;z-index:2;border-block:1px solid var(--line-purple);
  background:rgba(11,10,16,.6);overflow:hidden;white-space:nowrap;
}
.og-root .og-marquee-track{
  display:inline-block;padding-block:14px;font-family:"Anton",sans-serif;
  font-size:clamp(1rem,2.6vw,1.7rem);letter-spacing:.06em;color:var(--bone);
  animation:og-scroll 28s linear infinite;
}
.og-root .og-marquee-track span{margin-inline:22px;color:var(--ash)}
.og-root .og-marquee-track b{color:var(--purple-glow);font-weight:400;margin-inline:8px}
@keyframes og-scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ===== セクション土台（後続ステップで各セクションを本装飾） ===== */
.og-root .section{
  position:relative;z-index:2;max-width:var(--maxw);margin-inline:auto;
  padding:clamp(64px,10vw,120px) var(--pad);
}
.og-root .section-dark{background:transparent}
.og-root .section-muted{background:rgba(124,58,237,.04)}
.og-root .section-heading{max-width:760px;margin-bottom:44px}
.og-root .section-heading h2{
  font-family:"Noto Sans JP",sans-serif;font-weight:900;
  font-size:clamp(1.8rem,5vw,3rem);line-height:1.15;margin-top:12px;
}
.og-root .section-heading>p:last-child{color:var(--ash);margin-top:14px}

/* ===== FEATURES: scrim + 英字ゴースト + グローブ装飾 + グラスカード（features-demo 準拠） ===== */
.og-root .og-features{position:relative;z-index:2;overflow:hidden;isolation:isolate;padding:clamp(72px,10vw,130px) var(--pad)}
.og-root .og-features::before{content:"";position:absolute;inset:0;z-index:0;background:linear-gradient(180deg,rgba(11,10,16,.52),rgba(11,10,16,.84))}
.og-root .og-feat-ghost{
  position:absolute;left:2%;top:50%;transform:translateY(-50%);z-index:1;
  font-family:"Anton",sans-serif;font-size:clamp(7rem,22vw,20rem);line-height:.8;
  color:transparent;-webkit-text-stroke:1.5px rgba(242,238,230,.05);white-space:nowrap;
  pointer-events:none;user-select:none;
}
.og-root .og-feat-kicker{
  position:absolute;right:var(--pad);top:clamp(40px,7vw,70px);z-index:2;
  font-family:"Space Mono",monospace;font-size:.66rem;letter-spacing:.22em;color:var(--ash);
}
.og-root .og-feat-glove{
  position:absolute;right:-40px;bottom:-30px;z-index:1;width:min(46vw,440px);
  color:var(--purple-glow);opacity:.10;transform:rotate(-8deg);pointer-events:none;
}
.og-root .og-feat-wrap{position:relative;z-index:2;max-width:var(--maxw);margin-inline:auto}
.og-root .og-features .section-heading h2{text-shadow:0 2px 30px rgba(0,0,0,.5)}
.og-root .og-features .section-heading h2 em{color:var(--gold);font-style:normal;text-shadow:0 2px 18px rgba(11,10,16,.7)}
.og-root .og-features .section-heading>p:last-child{color:#d9d3ca;text-shadow:0 1px 16px rgba(0,0,0,.6)}

.og-root .og-feat-grid{display:grid;grid-template-columns:1fr;gap:16px;align-items:stretch;margin-top:8px}
.og-root .og-feat-card{
  position:relative;display:flex;flex-direction:column;min-height:280px;
  background:rgba(18,14,26,.66);backdrop-filter:blur(6px);
  border:1px solid var(--line);border-radius:3px;padding:26px 24px 22px;
  transition:transform .35s ease,border-color .35s,background .35s;
}
.og-root .og-feat-card:hover{transform:translateY(-6px);border-color:var(--gold);background:rgba(22,17,32,.78)}
.og-root .og-fc-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.og-root .og-fc-ico{
  width:52px;height:52px;display:grid;place-items:center;border:1px solid var(--line-purple);
  border-radius:3px;color:var(--gold);background:rgba(124,58,237,.08);transition:.35s;
}
.og-root .og-feat-card:hover .og-fc-ico{background:rgba(201,162,75,.14);border-color:var(--gold)}
.og-root .og-fc-ico svg{width:28px;height:28px}
.og-root .og-fc-no{font-family:"Anton",sans-serif;font-size:2.4rem;line-height:1;color:transparent;-webkit-text-stroke:1.2px rgba(181,123,255,.35)}
.og-root .og-feat-card h3{font-size:1.22rem;font-weight:900;margin-bottom:10px;line-height:1.35}
.og-root .og-feat-card p{color:#c7c1b8;font-size:.94rem}
.og-root .og-fc-line{margin-top:auto;height:2px;width:34px;background:linear-gradient(90deg,var(--gold),transparent);transition:width .4s ease}
.og-root .og-feat-card:hover .og-fc-line{width:100%}

@media(min-width:560px){.og-root .og-feat-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.og-root .og-feat-grid{grid-template-columns:repeat(4,1fr)}}
@media(prefers-reduced-motion:reduce){
  .og-root .og-feat-card,.og-root .og-fc-ico,.og-root .og-fc-line{transition:none}
}

.og-root .program-grid{display:grid;grid-template-columns:1fr;gap:20px;margin-top:8px}
.og-root .program-grid article{
  border:1px solid var(--line);padding:26px 22px;
  background:linear-gradient(180deg,rgba(201,162,75,.04),transparent);
  transition:transform .35s ease,border-color .35s;
}
.og-root .program-grid article:hover{transform:translateY(-6px);border-color:var(--purple-glow)}
.og-root .program-grid h3{font-size:1.2rem;font-weight:900;margin-block:12px 8px}
.og-root .program-grid p{color:var(--ash);font-size:.94rem}
.og-root .card-image-slot{position:relative;aspect-ratio:4/3;overflow:hidden;border:1px solid var(--line)}
.og-root .card-image-slot img{width:100%;height:100%;object-fit:cover}
.og-root .card-image-slot span{position:absolute;left:8px;bottom:8px;font-family:"Space Mono",monospace;font-size:.56rem;color:var(--ash);background:rgba(11,10,16,.6);padding:3px 6px}

/* ===== GALLERY: 非対称ベントーグリッド（oguma-gallery-demo 準拠） ===== */
.og-root .og-g-grid{display:grid;grid-template-columns:repeat(6,1fr);grid-auto-rows:minmax(150px,1fr);gap:12px}
.og-root .og-g-tile{
  position:relative;overflow:hidden;border:1px solid var(--line);border-radius:2px;
  background:var(--canvas);cursor:pointer;display:block;text-align:left;width:100%;
  color:inherit;font:inherit;padding:0;
}
.og-root .og-g1{grid-column:span 4;grid-row:span 2}
.og-root .og-g2{grid-column:span 2;grid-row:span 1}
.og-root .og-g3{grid-column:span 2;grid-row:span 1}
.og-root .og-g4{grid-column:span 3;grid-row:span 1}
.og-root .og-g5{grid-column:span 3;grid-row:span 1}
.og-root .og-g-tile:hover{border-color:var(--gold)}

/* 実写 */
.og-root .og-g-photo{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transform:scale(1.02);filter:saturate(.82) contrast(1.03);
  transition:transform .6s ease,filter .5s ease;
}
.og-root .og-g-tile:hover .og-g-photo{transform:scale(1.07);filter:saturate(1.08) contrast(1.05)}

/* 紫デュオトーン統一オーバーレイ（ホバーで薄く＝色が戻る）＋下方向の暗scrim */
.og-root .og-g-overlay{
  position:absolute;inset:0;z-index:1;pointer-events:none;transition:opacity .5s ease;
  background:
    linear-gradient(180deg,rgba(11,10,16,.10),rgba(11,10,16,.72)),
    linear-gradient(0deg,rgba(124,58,237,.32),transparent 55%);
}
.og-root .og-g-tile:hover .og-g-overlay{opacity:.5}

.og-root .og-g-zoom{
  position:absolute;top:14px;right:14px;z-index:2;font-family:"Space Mono",monospace;
  font-size:.62rem;letter-spacing:.1em;color:var(--bone);border:1px solid var(--line);
  padding:5px 9px;background:rgba(11,10,16,.45);opacity:0;transform:translateY(-6px);transition:.4s;
}
.og-root .og-g-tile:hover .og-g-zoom{opacity:1;transform:none}
.og-root .og-g-meta{
  position:absolute;left:0;right:0;bottom:0;z-index:2;padding:16px 18px;
  display:flex;align-items:flex-end;justify-content:space-between;gap:10px;
}
.og-root .og-g-idx{font-family:"Space Mono",monospace;font-size:.66rem;letter-spacing:.12em;color:var(--gold)}
.og-root .og-g-cap{font-weight:900;font-size:clamp(1rem,2vw,1.35rem);transform:translateY(6px);opacity:.92;transition:transform .4s ease,opacity .4s}
.og-root .og-g-tile:hover .og-g-cap{transform:none;opacity:1}

/* Instagram 誘導タイル */
.og-root .og-g-ig{
  display:flex;flex-direction:column;justify-content:space-between;padding:24px;
  background:linear-gradient(150deg,rgba(124,58,237,.16),var(--canvas));
}
.og-root .og-ig-top{font-family:"Space Mono",monospace;font-size:.66rem;letter-spacing:.14em;color:var(--gold)}
.og-root .og-ig-mid{font-weight:900;font-size:clamp(1.2rem,2.4vw,1.7rem);margin-top:auto}
.og-root .og-ig-sub{color:var(--ash);font-size:.82rem;margin-top:6px;font-family:"Space Mono",monospace;letter-spacing:.04em}
.og-root .og-ig-arrow{color:var(--gold);display:inline-block;transition:transform .3s}
.og-root .og-g-ig:hover .og-ig-arrow{transform:translateX(6px)}

/* GSAP未使用/失敗時も見えるよう既定は表示。GSAPが .from で段階表示する */
@media(max-width:760px){
  .og-root .og-g-grid{grid-template-columns:repeat(2,1fr)}
  .og-root .og-g1{grid-column:span 2;grid-row:span 2}
  .og-root .og-g2,.og-root .og-g3{grid-column:span 1}
  .og-root .og-g4,.og-root .og-g5{grid-column:span 2}
}

.og-root .price-list{display:grid;grid-template-columns:1fr;gap:16px}
.og-root .price-card{border:1px solid var(--line);padding:24px 22px;background:var(--panel);position:relative}
.og-root .price-card-featured{border-color:var(--gold);box-shadow:0 20px 50px -30px rgba(201,162,75,.6)}
.og-root .price-label{font-family:"Space Mono",monospace;font-size:.62rem;letter-spacing:.16em;color:var(--gold)}
.og-root .price-card h3{font-size:1.3rem;font-weight:900;margin-block:6px 14px}
.og-root .price-card p{display:flex;justify-content:space-between;align-items:baseline;border-top:1px solid var(--line);padding-top:8px;margin-top:8px}
.og-root .price-card p span{color:var(--ash);font-size:.86rem}
.og-root .price-card p strong{font-family:"Anton",sans-serif;font-size:1.5rem;letter-spacing:.01em}
.og-root .price-card small{display:block;margin-top:14px;color:var(--ash);font-size:.8rem}
.og-root .price-cta-strip{
  margin-top:24px;display:flex;flex-wrap:wrap;gap:20px;justify-content:space-between;align-items:center;
  border:1px solid var(--line-purple);padding:24px;background:linear-gradient(120deg,rgba(124,58,237,.12),transparent);
}
.og-root .price-cta-strip span{font-family:"Space Mono",monospace;font-size:.62rem;letter-spacing:.16em;color:var(--gold)}
.og-root .price-cta-strip strong{display:block;font-size:1.1rem;margin-block:4px}
.og-root .price-cta-strip small{color:var(--ash);font-size:.82rem}
.og-root .price-cta-actions{display:flex;gap:12px;flex-wrap:wrap}

.og-root .split-section{display:grid;grid-template-columns:1fr;gap:36px}
.og-root .split-section h2{font-family:"Noto Sans JP",sans-serif;font-weight:900;font-size:clamp(1.7rem,4.6vw,2.6rem);line-height:1.2;margin-block:12px 16px}
.og-root .split-section>div>p{color:var(--ash)}
.og-root .trust-proof-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px}
.og-root .trust-proof-grid article{border:1px solid var(--line);padding:16px 12px;text-align:center;background:var(--panel)}
.og-root .trust-proof-grid span{font-family:"Anton",sans-serif;font-size:1.6rem;color:var(--gold)}
.og-root .trust-proof-grid strong{display:block;font-size:.9rem;margin-top:6px}
.og-root .trust-proof-grid small{color:var(--ash);font-size:.72rem}
.og-root .trust-media{display:flex;flex-direction:column;gap:16px}
.og-root .portrait-slot{position:relative;aspect-ratio:4/5;overflow:hidden;border:1px solid var(--line)}
.og-root .portrait-slot img{width:100%;height:100%;object-fit:cover}
.og-root .portrait-slot span{position:absolute;left:8px;top:8px;font-family:"Space Mono",monospace;font-size:.54rem;color:var(--ash);background:rgba(11,10,16,.6);padding:3px 6px}
.og-root .portrait-slot strong{position:absolute;left:10px;bottom:10px;font-size:.9rem}
.og-root .note-panel{border:1px solid var(--line-purple);padding:20px;background:var(--panel)}
.og-root .trust-badge{font-family:"Space Mono",monospace;font-size:.6rem;letter-spacing:.14em;color:var(--gold)}
.og-root .note-panel h3{font-size:1.15rem;font-weight:900;margin-block:8px}
.og-root .note-panel p{color:var(--ash);font-size:.9rem}

.og-root .faq-list{display:grid;gap:12px}
.og-root .faq-list details{border:1px solid var(--line);background:var(--panel);padding:0 18px}
.og-root .faq-list summary{cursor:pointer;padding:16px 0;font-weight:700;list-style:none;position:relative}
.og-root .faq-list summary::after{content:"+";position:absolute;right:0;color:var(--gold);font-size:1.2rem}
.og-root .faq-list details[open] summary::after{content:"−"}
.og-root .faq-list details p{color:var(--ash);padding-bottom:16px;font-size:.92rem}

.og-root .access-section{display:grid;grid-template-columns:1fr;gap:32px}
.og-root .access-section h2{font-family:"Noto Sans JP",sans-serif;font-weight:900;font-size:clamp(1.6rem,4.4vw,2.4rem);line-height:1.2;margin-block:12px 14px}
.og-root .access-section>div>p{color:var(--ash)}
.og-root .access-status{display:flex;align-items:center;gap:12px;border:1px solid var(--line);padding:14px 16px;margin-top:20px;background:var(--panel)}
.og-root .access-status-dot{width:10px;height:10px;border-radius:50%;background:var(--ash);flex:none}
.og-root .access-status.is-open .access-status-dot{background:#48d18a;box-shadow:0 0 0 4px rgba(72,209,138,.2)}
.og-root .access-status strong{display:block;font-size:.95rem}
.og-root .access-status small{color:var(--ash);font-size:.76rem}
.og-root .access-route-grid{display:grid;gap:12px;margin-top:20px}
.og-root .access-route-grid article{border:1px solid var(--line);padding:14px 16px;background:var(--panel)}
.og-root .access-route-grid span{font-family:"Space Mono",monospace;color:var(--gold);font-size:.7rem}
.og-root .access-route-grid strong{display:block;margin-block:4px}
.og-root .access-route-grid small{color:var(--ash);font-size:.78rem}
.og-root .info-list{margin-top:20px;border-top:1px solid var(--line)}
.og-root .info-list>div{display:flex;gap:16px;padding:12px 0;border-bottom:1px solid var(--line)}
.og-root .info-list dt{flex:none;width:88px;color:var(--gold);font-size:.86rem}
.og-root .info-list dd{color:var(--bone);font-size:.9rem}
.og-root .inline-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.og-root .map-embed-card{position:relative;border:1px solid var(--line);overflow:hidden;min-height:320px;display:flex;flex-direction:column}
.og-root .map-embed-card iframe{width:100%;flex:1;min-height:280px;border:0;filter:grayscale(.2) contrast(1.05)}
.og-root .map-card-link{display:block;text-align:center;padding:12px;font-family:"Space Mono",monospace;font-size:.72rem;letter-spacing:.08em;color:var(--gold);border-top:1px solid var(--line)}

.og-root .news-grid{display:grid;grid-template-columns:1fr;gap:16px}
.og-root .news-card{border:1px solid var(--line);background:var(--panel);overflow:hidden;display:flex;flex-direction:column}
.og-root .news-media{position:relative;aspect-ratio:16/9;overflow:hidden}
.og-root .news-image{width:100%;height:100%;object-fit:cover}
.og-root .news-image-placeholder{position:absolute;inset:0;display:grid;place-items:center;background:linear-gradient(135deg,rgba(124,58,237,.2),rgba(11,10,16,.4));color:var(--ash);font-family:"Space Mono",monospace;font-size:.72rem}
.og-root .news-category{position:absolute;left:8px;top:8px;font-family:"Space Mono",monospace;font-size:.56rem;color:var(--gold);background:rgba(11,10,16,.7);padding:3px 8px}
.og-root .news-latest{position:absolute;right:8px;top:8px;font-family:"Space Mono",monospace;font-size:.56rem;color:#fff;background:var(--purple);padding:3px 8px}
.og-root .news-content{padding:16px 18px}
.og-root .news-date{font-family:"Space Mono",monospace;font-size:.66rem;letter-spacing:.08em;color:var(--ash)}
.og-root .news-card h3{font-size:1.05rem;font-weight:700;margin-block:8px}
.og-root .news-card p{color:var(--ash);font-size:.88rem}
.og-root .news-more{display:inline-block;margin-top:12px;font-family:"Space Mono",monospace;font-size:.72rem;color:var(--gold);letter-spacing:.06em}

.og-root .instagram-section .section-heading{text-align:center;margin-inline:auto}
.og-root .instagram-section .button{margin-top:20px}

.og-root .contact-section{display:grid;grid-template-columns:1fr;gap:32px}
.og-root .contact-section h2{font-family:"Noto Sans JP",sans-serif;font-weight:900;font-size:clamp(1.6rem,4.4vw,2.4rem);line-height:1.2;margin-block:12px 14px}
.og-root .contact-section>div>p{color:var(--ash)}
.og-root .phone-panel{margin-top:22px;border:1px solid var(--gold);padding:22px;background:linear-gradient(120deg,rgba(201,162,75,.1),transparent);display:flex;flex-direction:column;gap:8px;align-items:flex-start}
.og-root .phone-panel span{font-family:"Space Mono",monospace;font-size:.66rem;letter-spacing:.14em;color:var(--gold)}
.og-root .phone-panel strong{font-family:"Anton",sans-serif;font-size:2rem;letter-spacing:.02em}

/* AIチャット（挙動はmain.js、見た目のみ） */
.og-root .ai-chatbot{border:1px solid var(--line-purple);background:var(--panel);display:flex;flex-direction:column;overflow:hidden}
.og-root .chatbot-header{display:flex;gap:12px;align-items:center;padding:16px;border-bottom:1px solid var(--line-purple);background:rgba(124,58,237,.1)}
.og-root .chatbot-avatar{width:40px;height:40px;display:grid;place-items:center;border-radius:50%;background:var(--purple);color:#fff;font-family:"Space Mono",monospace;font-size:.8rem;flex:none}
.og-root .chatbot-header span{font-family:"Space Mono",monospace;font-size:.6rem;letter-spacing:.12em;color:var(--gold)}
.og-root .chatbot-header strong{display:block;font-size:.95rem}
.og-root .chatbot-header small{color:var(--ash);font-size:.72rem;display:flex;align-items:center;gap:6px}
.og-root .chatbot-header small i{width:7px;height:7px;border-radius:50%;background:#48d18a;display:inline-block}
.og-root .chatbot-messages{padding:16px;display:flex;flex-direction:column;gap:12px;max-height:360px;overflow-y:auto}
.og-root .chat-message{display:flex;gap:8px;max-width:88%}
.og-root .chat-message.user{margin-left:auto;flex-direction:row-reverse}
.og-root .chat-avatar{width:28px;height:28px;flex:none;display:grid;place-items:center;border-radius:50%;background:var(--purple);color:#fff;font-size:.64rem;font-family:"Space Mono",monospace}
.og-root .chat-bubble{background:rgba(242,238,230,.06);border:1px solid var(--line);padding:10px 12px;font-size:.88rem}
.og-root .chat-message.user .chat-bubble{background:rgba(124,58,237,.18);border-color:var(--line-purple)}
.og-root .chat-bubble small{display:block;margin-top:4px;font-size:.62rem;color:var(--ash)}
.og-root .chat-message.typing .chat-bubble{display:flex;gap:4px}
.og-root .chat-message.typing .chat-bubble span{width:6px;height:6px;border-radius:50%;background:var(--ash);animation:og-typing 1s infinite}
.og-root .chat-message.typing .chat-bubble span:nth-child(2){animation-delay:.15s}
.og-root .chat-message.typing .chat-bubble span:nth-child(3){animation-delay:.3s}
@keyframes og-typing{0%,60%,100%{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-3px)}}
.og-root .chatbot-ai-status{display:flex;flex-wrap:wrap;gap:6px;padding:0 16px 12px}
.og-root .chatbot-ai-status span{font-family:"Space Mono",monospace;font-size:.58rem;color:var(--ash);border:1px solid var(--line);padding:4px 8px}
.og-root .chatbot-smart-suggestions,.og-root .chatbot-quick-actions{display:flex;flex-wrap:wrap;gap:8px;padding:0 16px 12px;align-items:center}
.og-root .chatbot-smart-suggestions>span{width:100%;font-family:"Space Mono",monospace;font-size:.6rem;letter-spacing:.1em;color:var(--gold)}
.og-root .chatbot-smart-suggestions button,.og-root .chatbot-quick-actions button{
  font-size:.78rem;padding:7px 12px;border:1px solid var(--line-purple);background:transparent;color:var(--bone);cursor:pointer;transition:background .2s,border-color .2s;
}
.og-root .chatbot-smart-suggestions button:hover,.og-root .chatbot-quick-actions button:hover{background:rgba(124,58,237,.2);border-color:var(--purple-glow)}
.og-root .chatbot-input-row{display:flex;gap:8px;padding:14px 16px;border-top:1px solid var(--line-purple)}
.og-root .chatbot-input-row input{flex:1;background:rgba(11,10,16,.6);border:1px solid var(--line);color:var(--bone);padding:11px 12px;font-size:.9rem}
.og-root .chatbot-input-row input::placeholder{color:var(--ash)}
.og-root .chatbot-input-row button{background:var(--purple);color:#fff;border:none;padding:0 18px;cursor:pointer;font-weight:700}

/* ===== フッター ===== */
.og-root .site-footer{position:relative;z-index:2;border-top:1px solid var(--line-purple);padding:40px var(--pad);text-align:center;color:var(--ash);font-size:.82rem}
.og-root .site-footer strong{color:var(--bone);font-size:1rem}
.og-root .site-footer a{color:var(--gold)}
.og-root .site-footer p{margin-block:4px}

/* ===== サイト通知バナー ===== */
.og-root .og-notice{position:fixed;top:0;left:0;right:0;z-index:120;background:var(--purple);color:#fff}
.og-root .og-notice[data-level="warning"]{background:var(--gold);color:var(--ink)}
.og-root .og-notice[data-level="urgent"]{background:#c02b3a}
.og-root .site-notice-inner{display:flex;align-items:center;gap:12px;max-width:var(--maxw);margin-inline:auto;padding:10px var(--pad)}
.og-root .site-notice-badge{font-family:"Space Mono",monospace;font-size:.62rem;letter-spacing:.1em;border:1px solid currentColor;padding:3px 8px;flex:none}
.og-root .site-notice-text{flex:1;font-size:.86rem}
.og-root .site-notice-link{font-size:.8rem;text-decoration:underline;flex:none}
.og-root .site-notice-close{background:none;border:none;color:inherit;font-size:1.2rem;cursor:pointer;flex:none}
.og-root.has-site-notice .og-header{top:44px}

/* ===== ギャラリーモーダル ===== */
.og-root .gallery-modal{position:fixed;inset:0;z-index:150;display:none;place-items:center;padding:24px;background:rgba(6,5,10,.9);backdrop-filter:blur(6px)}
.og-root .gallery-modal.is-open{display:grid}
.og-root .gallery-modal figure{max-width:min(900px,92vw);margin:0}
.og-root .gallery-modal img{width:100%;max-height:80vh;object-fit:contain;border:1px solid var(--line-purple)}
.og-root .gallery-modal img.is-hidden{display:none}
.og-root .gallery-modal-placeholder{color:var(--ash);text-align:center;padding:40px;font-family:"Space Mono",monospace;font-size:.8rem}
.og-root .gallery-modal-placeholder.is-visible{display:block}
.og-root .gallery-modal figcaption{text-align:center;margin-top:12px;color:var(--gold);font-size:.9rem}
.og-root .gallery-modal-close{position:absolute;top:18px;right:18px;width:44px;height:44px;background:none;border:1px solid var(--line-purple);color:var(--bone);font-size:1.4rem;cursor:pointer}
.og-root.modal-open{overflow:hidden}

/* ===== モバイル固定CTA ===== */
.og-root .mobile-cta{position:fixed;left:0;right:0;bottom:0;z-index:110;display:none;flex-direction:column;background:rgba(11,10,16,.96);border-top:1px solid var(--line-purple);backdrop-filter:blur(8px)}
.og-root .mobile-cta-status{display:flex;align-items:center;gap:8px;padding:8px 16px 0;font-size:.76rem}
.og-root .mobile-cta-dot{width:8px;height:8px;border-radius:50%;background:var(--ash)}
.og-root .mobile-cta.is-open .mobile-cta-dot{background:#48d18a}
.og-root .mobile-cta-actions{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:8px 12px 12px}
.og-root .mobile-cta-actions a{text-align:center;padding:11px;font-size:.85rem;font-weight:700;border:1px solid var(--line-purple)}
.og-root .mobile-cta-actions a:first-child{background:var(--purple);color:#fff;border-color:var(--purple)}
@media(max-width:720px){
  .og-root .mobile-cta{display:flex}
  .og-root main{padding-bottom:96px}
}

/* ===== フローティング体験CTA（PC） ===== */
.og-root .floating-trial-cta{position:fixed;right:20px;bottom:20px;z-index:105;width:240px;border:1px solid var(--gold);background:rgba(11,10,16,.92);backdrop-filter:blur(8px);padding:16px}
.og-root .floating-trial-cta p span{font-family:"Space Mono",monospace;font-size:.58rem;letter-spacing:.12em;color:var(--gold)}
.og-root .floating-trial-cta p strong{display:block;font-size:1rem;margin-top:2px}
.og-root .floating-trial-cta>div{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}
.og-root .floating-trial-cta a{flex:1;text-align:center;padding:9px;font-size:.78rem;border:1px solid var(--line-purple)}
.og-root .floating-trial-main{background:var(--purple);color:#fff!important;border-color:var(--purple)!important;flex-basis:100%!important}
@media(max-width:720px){.og-root .floating-trial-cta{display:none}}

/* ===== レスポンシブ（タブレット / PC） ===== */
@media(min-width:640px){
  .og-root .program-grid,.og-root .price-list,.og-root .news-grid{grid-template-columns:repeat(2,1fr)}
  .og-root .access-route-grid{grid-template-columns:repeat(2,1fr)}
}
@media(min-width:1024px){
  .og-root .program-grid,.og-root .price-list{grid-template-columns:repeat(4,1fr)}
  .og-root .news-grid{grid-template-columns:repeat(3,1fr)}
  .og-root .split-section,.og-root .access-section,.og-root .contact-section{grid-template-columns:1fr 1fr;align-items:start}
}

/* ===== reveal（main.js が .is-visible を付与。og-root にスコープ） ===== */
.og-root .reveal-child{opacity:1;transform:none}
.og-root.js-enabled .reveal-target .reveal-child{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.og-root.js-enabled .reveal-target.is-visible .reveal-child{opacity:1;transform:none;transition-delay:calc(var(--reveal-index,0)*70ms)}

/* ===== reduced-motion（品質フロア） ===== */
@media(prefers-reduced-motion:reduce){
  .og-root .og-marquee-track{animation:none}
  .og-root .page-loader-line::after{animation:none}
  .og-root.js-enabled .reveal-target .reveal-child{opacity:1;transform:none;transition:none}
  .og-root .og-g-photo{transition:none}
  .og-root *{scroll-behavior:auto!important}
}