/* ===== Base ===== */
:root{
  --bg:#ffffff; --ink:#222; --muted:#6b7280;
  --line:#d7dbe0; --soft:#f6f7f9; --zebra:#fafbfc; --hover:#f0f3f7;
  --primary:#e43b3b; --primary-ink:#fff;
  --accent:#2563eb; --inverse:#ffffff; --inverse-ink:#111;
}

*{ box-sizing:border-box; }
/* Smooth scroll + sticky header offset */
html { scroll-behavior: smooth; }
:root{ --header-h: 64px; }                 /* PCヘッダー高 */
@media (max-width:980px){ :root{ --header-h: 56px; } }  /* SPヘッダー高 */
[id]{ scroll-margin-top: calc(var(--header-h) + 8px); } /* #anchor到達時の余白 */

body{
  margin:0; font-family:'Noto Sans JP', system-ui, -apple-system, sans-serif;
  color:var(--ink); background:var(--bg); line-height:1.75;
}
body.no-scroll{ overflow:hidden; }
img{ max-width:100%; height:auto; display:block; }
.container{ width:min(1120px,92%); margin-inline:auto; }

/* ===== Header ===== */
.site-header{ position:sticky; top:0; z-index:70; background:#fff; border-bottom:1px solid var(--line); }
.header__bar{ display:flex; align-items:center; justify-content:space-between; gap:1rem; padding:.75rem 0; }
.brand{ font-weight:700; color:var(--ink); text-decoration:none; }
.nav{ display:flex; gap:.75rem; align-items:center; }
.nav a{ text-decoration:none; color:var(--ink); padding:.5rem .6rem; border-radius:.5rem; }
.nav a:hover{ background:var(--hover); }
.btn{ display:inline-block; background:var(--primary); color:var(--primary-ink); text-decoration:none; padding:.65rem 1rem; border-radius:.6rem; font-weight:700; border:2px solid transparent; }
.btn--ghost{ background:transparent; color:var(--primary); border:2px solid var(--primary); }
.btn--lg{ padding:.9rem 1.2rem; font-size:1.05rem; }
.btn--sm{ padding:.45rem .7rem; font-size:.95rem; }
.btn--block{ display:block; text-align:center; width:100%; }

.btn--inverse{ background:transparent; color:var(--inverse); border-color:var(--inverse); }
.btn--inverse:hover{ background:var(--inverse); color:var(--inverse-ink); }

.nav-toggle{ display:none; }
.nav-btn{ display:none; cursor:pointer; padding:.4rem .6rem; border:1px solid var(--line); border-radius:.5rem; }
@media (max-width:980px){
  .nav-btn{ display:block; z-index:80; }
  .nav{
    position:fixed; inset:56px 0 0 0; /* ヘッダー下から全幅 */
    background:#fff; padding:1rem; border-top:1px solid var(--line);
    display:none; flex-direction:column; gap:.5rem; z-index:75;
  }
  .nav.is-open{ display:flex; }
}
/* ===== Header (transparent over hero → solid after scroll) ===== */
.site-header{
  position:sticky; top:0; z-index:100;
  transition: background-color .25s ease, box-shadow .25s ease, border-color .25s ease, transform .25s ease, backdrop-filter .25s ease;
  border-bottom:1px solid transparent;
  backdrop-filter: none;
}
.site-header.is-top{
  background:linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.70));
  backdrop-filter:saturate(180%) blur(6px);
  border-color: rgba(215,219,224,.5);
}
.site-header.is-solid{
  background:#ffffff;
  border-color:#d7dbe0;
  box-shadow:0 4px 18px rgba(2,6,23,.06);
}

.header__bar{ display:flex; align-items:center; justify-content:space-between; gap:1rem; padding:.65rem 0; }
.brand{ font-weight:800; letter-spacing:.01em; }

/* ナビ（SP時のオーバーレイ幅/高さを調整） */
@media (max-width:980px){
  .nav{
    position:fixed; inset:56px 0 0 0;
    background:#ffffff; padding:1rem; border-top:1px solid #e5e7eb;
    display:none; flex-direction:column; gap:.6rem; z-index:95;
  }
  .nav.is-open{ display:flex; }
}

/* ===== Hero ===== */
.hero{ border-bottom:1px solid var(--line); background:linear-gradient(180deg,#fff 0%,#f7fbff 100%); }
.hero__inner{ display:grid; grid-template-columns: 1.2fr .8fr; gap:2rem; align-items:center; padding:clamp(28px,6vw,72px) 0; }
.hero__copy h1{ margin:0 0 .5rem; font-size: clamp(26px,4.2vw,40px); line-height:1.35; }
.accent{ color:var(--accent); }
.lead{ color:var(--muted); margin:.25rem 0 1rem; }
.hero__cta{ display:flex; flex-wrap:wrap; gap:.6rem; margin:1rem 0; }
@media (max-width:980px){ .hero__inner{ grid-template-columns:1fr; } }

/* ===== Hero benefit box ===== */
.benefit-box{ border:1px solid #cfe0ff; background:#f3f8ff; border-radius:12px; padding:1rem; margin:1rem 0; }
.mini-title{ margin:.2rem 0 .6rem; font-size:1.05rem; color:#1f3b8f; }
.benefit-grid{ display:grid; grid-template-columns:1fr 1fr; gap:1rem; }
.benefit-col{ background:#fff; border:1px solid var(--line); border-radius:10px; padding:.8rem; }
.benefit-col h3{ margin:.2rem 0 .3rem; font-size:1.05rem; }
.benefit-col ul{ margin:.4rem 0 0; padding-left:1.2rem; color:var(--muted); }
@media (max-width:900px){ .benefit-grid{ grid-template-columns:1fr; } }

.logo-strip{ display:flex; gap:1.2rem; align-items:center; flex-wrap:wrap; margin:1rem 0 0; opacity:.8; }
.logo-strip img{ height:28px; filter:grayscale(1); }

/* ===== HERO (Impact ver.) ===== */
.hero--impact{
  position:relative; isolation:isolate; overflow:hidden;
  padding:clamp(40px,7vw,108px) 0;
  color:#0f172a; /* ink強め */
}
.hero--impact .container{ position:relative; z-index:2; }

.hero__grid{
  display:grid; grid-template-columns: 1.1fr .9fr; gap:clamp(16px,3vw,28px); align-items:center;
}
@media (max-width:1024px){ .hero__grid{ grid-template-columns:1fr; } }

.eyebrow{
  display:inline-block; font-weight:700; letter-spacing:.02em;
  padding:.35rem .6rem; border:1px solid #c7d2fe; border-radius:.6rem; color:#1e3a8a; background:#eef2ff;
  margin:0 0 .6rem;
}

.hero__title{
  font-size: clamp(28px, 5vw, 52px);
  line-height:1.15; margin:.1rem 0 .5rem; font-weight:800;
}
.hl{
  position:relative; display:inline-block;
  background:linear-gradient(0deg, rgba(37,99,235,.18) 45%, transparent 46%);
  padding:0 .1em;
}
.hero__lead{
  font-size: clamp(15px,1.6vw,18px); color:#475569; margin: .4rem 0 1.1rem;
  max-width: 46ch;
}

.btn--xl{ padding:1rem 1.25rem; font-size:1.06rem; border-width:2px; }
.hero__cta{ display:flex; gap:.6rem; flex-wrap:wrap; margin:.6rem 0 1rem; }

.hero__chips{ list-style:none; display:flex; flex-wrap:wrap; gap:.5rem; padding:0; margin:.4rem 0 1rem; }
.hero__chips li{
  border:1px solid #e2e8f0; background:#fff; color:#334155;
  padding:.25rem .55rem; border-radius:.6rem; font-size:.92rem;
}

.hero__logos{ display:flex; gap:1rem; flex-wrap:wrap; align-items:center; opacity:.85; margin-top:.6rem; }
.hero__logos img{ height:28px; filter:grayscale(1); }

.hero__right{ display:grid; gap:1rem; align-content:start; }

.hero-card{
  position:relative; margin:0;
  border-radius:22px; overflow:hidden;
  background:linear-gradient(180deg, rgba(255,255,255,.65), rgba(255,255,255,.25));
  border:1px solid rgba(148,163,184,.35);
  box-shadow: 0 18px 60px rgba(37,99,235,.18), 0 10px 28px rgba(15,23,42,.12);
  backdrop-filter:saturate(160%) blur(4px);
}
.hero-card__img{ width:100%; height:auto; display:block; }
.hero-card__caption{
    position: absolute;
    left: 16px;
    bottom: 14px;
    right: 16px;
    font-size: .95rem;
    color: #ffffff;
    font-weight: 700;
    text-shadow: 0 1px 0 rgb(0 0 0 / 80%);
}

.hero-stats{ display:flex; gap:1rem; }
.stat{
  flex:1; display:grid; place-items:center; text-align:center;
  background:#ffffff; border:1px solid #e2e8f0; border-radius:16px; padding:.75rem .5rem;
  box-shadow:0 10px 30px rgba(2,6,23,.06);
}
.stat__num{ font-size:clamp(26px,4.2vw,34px); font-weight:800; line-height:1; color:#1d4ed8; }
.stat__label{ font-size:.9rem; color:#64748b; margin-top:.1rem; }

/* 背景レイヤー（発光オーブ＋メッシュ＋写真＋グラデ） */
.hero__bg{ position:absolute; inset:0; z-index:1; pointer-events:none; }
.hero__mesh{
  position:absolute; inset:-20% -10% -10% -10%;
  background:
    radial-gradient(700px 350px at 75% 10%, rgba(59,130,246,.16), transparent 60%),
    radial-gradient(600px 400px at 5% 30%, rgba(99,102,241,.18), transparent 65%),
    radial-gradient(500px 380px at 80% 80%, rgba(14,165,233,.16), transparent 60%),
    linear-gradient(180deg, #ffffff 0%, #f6f9ff 65%, #ffffff 100%);
}
.orb{
  position:absolute; border-radius:50%; filter:blur(24px); opacity:.55;
  animation: float 16s ease-in-out infinite;
}
.orb--a{ width:420px; height:420px; background:#a7c5ff; top:-80px; left:-80px; animation-delay:-2s; }
.orb--b{ width:360px; height:360px; background:#b7b3ff; bottom:-120px; right:10%; animation-delay:-4s; }
.orb--c{ width:300px; height:300px; background:#9be0ff; top:50%; left:-120px; animation-delay:-6s; }
@keyframes float{
  0%,100%{ transform:translateY(0) translateX(0); }
  50%{ transform:translateY(24px) translateX(8px); }
}
/* .hero__photo（mv_bg.png のスクリーン合成）は素材が存在しないため廃止。
   HERO の背景は .orb と .hero__mesh だけで成立させる。 */

/* フェードイン（MVにも適用） */
.reveal{ opacity:0; transform:translateY(16px); transition:opacity .5s ease, transform .6s ease; }
.reveal.is-visible{ opacity:1; transform:translateY(0); }

/* レスポンシブ微調整 */
@media (max-width:720px){
  .hero__lead{ max-width: unset; }
  .hero__logos img{ height:24px; }
}


/* ===== Sections ===== */
.section{ padding:clamp(32px,6vw,84px) 0; }
.section--alt{ background:var(--soft); }
.section-lead{ color:var(--muted); margin:.2rem 0 1rem; }
.ribbon-title{ position:relative; margin:0 0 1rem; padding-left:12px; font-size: clamp(20px,3.2vw,28px); }
.ribbon-title::before{ content:""; position:absolute; left:0; top:8px; width:6px; height:70%; background:var(--accent); border-radius:4px; }
.ribbon-title--inverse{ color:var(--inverse); }
.ribbon-title--inverse::before{ background:var(--inverse); opacity:.9; }
.section-lead--inverse{ color:rgba(255,255,255,.9); }

/* ===== 背景（黒フィルター＋白文字）＋パララックス対象 ===== */
.section--bg1,
.section--bg2{
  position:relative; overflow:hidden; isolation:isolate; background-attachment:fixed;
}
.section--bg1{
  background:
    linear-gradient(180deg, rgba(0,0,0,.70), rgba(0,0,0,.70)),
    url("images_aidx/bg_grid.png");
  background-size: auto, 900px 900px;
  background-repeat: repeat;
  background-position: center top;
}
.section--bg2{
  background:
    linear-gradient(180deg, rgba(0,0,0,.65), rgba(0,0,0,.65)),
    url("images_aidx/bg_city.png");
  background-size: auto, cover;
  background-position: center;
  background-repeat: no-repeat;
}
@media (max-width:980px){
  .section--bg1, .section--bg2{ background-attachment:scroll; background-position:center; }
}
.section--bg1 .reason h3,
.section--bg1 .reason p,
.section--bg1 .center-cta,
.section--bg2 .contact,
.section--bg2 .muted,
.section--bg2 .mail-link a{ color:var(--inverse); }
.section--bg2 .mail-link a{ text-decoration:underline; }

/* ===== Features ===== */
.features-grid{ display:grid; gap:1rem; grid-template-columns:repeat(3,1fr); }
.card{ background:#fff; border:1px solid var(--line); border-radius:12px; overflow:hidden; display:flex; flex-direction:column; }
.card img{ aspect-ratio:16/9; object-fit:cover; }
.card h3{ margin:.8rem .8rem .3rem; font-size:1.05rem; }
.card p{ color:var(--muted); margin:0 .8rem .6rem; }
.ticks{ margin:0 .8rem 1rem; padding-left:1.2rem; color:var(--muted); }
@media (max-width:1120px){ .features-grid{ grid-template-columns:repeat(2,1fr);} }
@media (max-width:560px){ .features-grid{ grid-template-columns:1fr;} }

/* ===== Lineup cards（5枚対応） ===== */
.grid-4{ display:grid; grid-template-columns:repeat(3,1fr); gap:1rem; }
.lp-card{ background:#fff; border:1px solid var(--line); border-radius:12px; padding:1rem; display:flex; flex-direction:column; gap:.8rem; }
.lp-card__head{ display:flex; flex-direction:column; gap:.2rem; }
.lp-card .sub{ color:var(--muted); margin:0; font-size:.95rem; }
.badge{ display:inline-block; font-size:.8rem; padding:.25rem .5rem; border-radius:999px; background:var(--accent); color:#fff; width:fit-content; }
.lp-list{ margin:0; padding-left:1.1rem; color:var(--muted); }
.lp-list li{ margin:.25rem 0; }
@media (max-width:1280px){ .grid-4{ grid-template-columns:repeat(3,1fr);} }
@media (max-width:980px){ .grid-4{ grid-template-columns:repeat(2,1fr);} }
@media (max-width:560px){ .grid-4{ grid-template-columns:1fr;} }

.reason-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1rem; margin-top:1rem; }
.reason{ background:#fff; border:1px solid var(--line); border-radius:12px; padding:1rem; text-align:center; }
.reason img{ margin-inline:auto; width:72px; height:72px; object-fit:contain; }
.reason h3{ margin:.6rem 0 .2rem; }
.reason p{ color:var(--muted); margin:0; }
@media (max-width:900px){ .reason-grid{ grid-template-columns:1fr; } }

.center-cta{ text-align:center; margin-top:1.25rem; }

/* ===== About (spec) ===== */
.about-split{ display:grid; grid-template-columns:1fr 1fr; gap:1rem; }
.info-panel{ background:#f3f8ff; border:1px solid #cfe0ff; border-radius:12px; padding:1rem; }
.info-panel--option{ margin-top:1rem; }
.spec{ list-style:none; margin:0; padding:0; }
.spec li{ display:grid; grid-template-columns:120px 1fr; gap:.6rem; padding:.55rem .3rem; border-top:1px solid #e4edff; }
.spec li:first-child{ border-top:none; }
.spec span{ color:#2a56b3; font-weight:700; }
.point-list{ background:#fff; border:1px solid var(--line); border-radius:12px; padding:1rem; }
.point-list h3{ margin:.1rem 0 .4rem; }
.point-list ul{ margin:.4rem 0 0; padding-left:1.2rem; color:var(--muted); }
@media (max-width:900px){ .about-split{ grid-template-columns:1fr; } }
/* === Excel風フレーム（#about 配下のみ） === */
#about .excel-snap{
  margin: 0;
  border:1px solid #cfd5dc;
  border-radius:8px;
  background:#fff;
  box-shadow:0 4px 12px rgba(2,6,23,.06);
  overflow:hidden;
}

/* タイトルバー（薄グレー帯） */
#about .excel-snap__titlebar{
  padding:.45rem .6rem;
  font-weight:700;
  font-size:.95rem;
  color:#0f172a;
  background:linear-gradient(180deg,#f3f6fb,#e9eef5);
  border-bottom:1px solid #cfd5dc;
}

/* 行番号/列見出しの“余白”を作ってExcel感を出す */
#about .excel-snap__canvas{
  position:relative;
  padding:28px 0 0 28px; /* ← 左と上に見出し帯の分だけ余白 */
  background:
    linear-gradient(#fff,#fff); /* 画像下地 */
}

/* 左：行番号帯、上：列見出し帯（装飾） */
#about .excel-snap__canvas::before,
#about .excel-snap__canvas::after{
  content:"";
  position:absolute; left:0; top:0; pointer-events:none;
  background:#f7f9fb;
}
#about .excel-snap__canvas::before{ /* 列見出し帯 */
  left:28px; right:0; height:28px;
  border-bottom:1px solid #e3e7ee;
}
#about .excel-snap__canvas::after{  /* 行番号帯 */
  width:28px; top:28px; bottom:0;
  border-right:1px solid #e3e7ee;
}

/* 画像は枠内でフル幅 */
#about .excel-snap__canvas img{ width:100%; height:auto; display:block; }

/* キャプション */
#about .excel-snap__cap{
  font-size:.92rem; color:#475569;
  padding:.5rem .6rem .7rem;
  background:#fff;
  border-top:1px solid #e7ebf1;
}

/* ===== Tables (responsive) ===== */
.table-wrap{ overflow-x:auto; }

/* Desktop / Tablet: 通常テーブル */
.spec-table{
  width:100%; border-collapse:collapse; table-layout:fixed;
  border:1px solid var(--line); background:#fff;
  font-size:clamp(14px,1.6vw,16px);
}
.spec-table caption{ position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; }
.spec-table thead th{
  background:var(--soft); text-align:left; font-weight:600;
  position:sticky; top:0; z-index:1;
  padding:.6rem .8rem; border-right:1px solid var(--line);
}
.spec-table th, .spec-table td{
  padding:.6rem .8rem; border-top:1px solid var(--line); border-right:1px solid var(--line);
  overflow-wrap:anywhere;
}
.spec-table th:last-child, .spec-table td:last-child{ border-right:none; }
.spec-table tbody tr:nth-child(even){ background:var(--zebra); }
.spec-table td:first-child{ width:80px; }

/* Mobile: 縦カード化（見出しは data-th から生成） */
@media (max-width: 720px){
  .spec-table{ display:block; border:0; }
  .spec-table thead{ display:none; }
  .spec-table tbody{ display:grid; gap:.8rem; }
  .spec-table tr{
    display:grid; gap:0; border:1px solid var(--line); border-radius:12px; overflow:hidden;
    background:#fff; box-shadow:0 6px 16px rgba(2,6,23,.06);
  }
  .spec-table tr + tr{ margin-top:0; }
  .spec-table td{
    display:grid; grid-template-columns: 9ch 1fr; align-items:start;
    border:0; padding:.55rem .7rem; border-top:1px solid var(--line);
  }
  .spec-table td:first-child{ border-top:0; }
  .spec-table td::before{
    content: attr(data-th);
    color: var(--muted); font-weight:600; margin-right:.6rem;
  }
  /* “概要”だけは1行目にフル幅で出す（読みやすさ重視） */
  .spec-table td[data-th="概要"]{
    grid-template-columns: 1fr; border-top:0;
    padding: .7rem .7rem .55rem;
  }
  .spec-table td[data-th="概要"]::before{
    content: attr(data-th); display:block; color:var(--muted);
    font-weight:700; margin:0 0 .25rem;
  }
}

/* ===== Accordion ===== */
.acc{ border:1px solid var(--line); border-radius:10px; background:#fff; margin:1rem 0; overflow:hidden; }
.acc > summary{ cursor:pointer; list-style:none; padding:.9rem 1rem; font-weight:700; position:relative; }
.acc > summary::after{ content:"＋"; position:absolute; right:1rem; top:50%; transform:translateY(-50%); color:var(--muted); }
.acc[open] > summary::after{ content:"－"; }
.acc__panel{ padding:.6rem 1rem 1rem; }

/* ===== Schedule / Price ===== */
.spec-table td:first-child{ width:80px; }
.price-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1rem; }
.price-card{ background:#fff; border:1px solid var(--line); border-radius:12px; padding:1rem; text-align:center; }
.price-card--rec{ border-color:#f59e0b; box-shadow:0 8px 24px rgba(245,158,11,.12); }
.yen{ font-size:1.8rem; font-weight:800; margin:.4rem 0 .6rem; }
.yen span{ font-size:1rem; vertical-align:baseline; }
.yen .small{ font-size:.9rem; font-weight:600; color:var(--muted); margin-left:.2rem; }
.price-card ul{ text-align:left; color:var(--muted); margin:.4rem 0 0; padding-left:1.2rem; }
@media (max-width:980px){ .price-grid{ grid-template-columns:1fr; } }

/* ===== Contact ===== */
.contact{ display:grid; grid-template-columns:1.1fr .9fr; gap:1rem; align-items:start; }
.contact .muted{ color:var(--muted); }
.mail-link a{ color:var(--accent); text-decoration:none; font-weight:700; }
.contact-form{ background:#fff; border:1px solid var(--line); border-radius:12px; padding:1rem; }
.contact-form .grid-2{ display:grid; grid-template-columns:1fr 1fr; gap:.6rem; }
.contact-form label{ display:flex; flex-direction:column; gap:.2rem; font-weight:600; font-size:.95rem; }
.contact-form input, .contact-form textarea{
  border:1px solid var(--line); border-radius:.5rem; padding:.6rem .7rem; font-size:1rem; background:#fff;
}
.contact-form textarea{ resize:vertical; }
.form-action{ text-align:right; margin-top:.6rem; }

/* 反転フォーム（黒フィルター上） */
.contact--inverse .muted{ color:rgba(255,255,255,.9); }
.contact--inverse .mail-link a{ color:#fff; text-decoration:underline; }
.contact-form--inverse{
  background:rgba(255,255,255,.06); border-color:rgba(255,255,255,.28);
  backdrop-filter:saturate(140%) blur(2px); color:#fff;
}
.contact-form--inverse input,
.contact-form--inverse textarea{
  background:rgba(255,255,255,.12); border-color:rgba(255,255,255,.35); color:#fff;
}
.contact-form--inverse input::placeholder,
.contact-form--inverse textarea::placeholder{ color:rgba(255,255,255,.7); }
@media (max-width:900px){ .contact{ grid-template-columns:1fr; } .contact-form .grid-2{ grid-template-columns:1fr; } }

/* ===== Price Final — simple, structural, intentional ===== */
#price-final{ --ink:#0f172a; --muted:#64748b; --line:#e5e7eb; --soft:#f6f7f9;
  --blue:#2563eb; --blue-700:#1e40af; --cta:#e43b3b;
  position:relative; isolation:isolate; overflow:hidden;
  font-family: inherit; color:var(--ink);
}
#price-final .pf-band{ position:absolute; inset:0; z-index:-1;
background:
  linear-gradient(115deg, rgba(59, 130, 246, .28) 10%, rgba(45, 212, 191, .18) 45%, rgba(168, 85, 247, .20) 80%),
  radial-gradient(1200px 560px at 88% -12%, rgba(59, 130, 246, .32), transparent 62%),
  linear-gradient(180deg, #071632 0%, #0a2b66 46%, #103a8a 62%, #3b82f6 78%, #111827 100%);
}
#price-final .pf-wrap{ width:min(1120px,92%); margin:auto;
  padding:clamp(48px,7vw,96px) 0 clamp(36px,6vw,72px);
}

/* Billboard */
#price-final .pf-billboard{
  display:grid; grid-template-columns: 1.1fr .9fr; gap:24px; align-items:center;
  background:linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.72));
  border:1px solid rgba(255,255,255,.35); border-radius:20px;
  padding:clamp(16px,2.2vw,22px);
  box-shadow:0 28px 80px rgba(2,6,23,.28);
}
@media (max-width:980px){ #price-final .pf-billboard{ grid-template-columns:1fr; } }

#price-final .pf-title{ font-size:clamp(24px,3.8vw,36px); font-weight:800; margin:.1rem 0 .2rem; letter-spacing:-.01em; }
#price-final .pf-sub{ font-weight:800; margin:.1rem 0 .2rem; }
#price-final .pf-lead{ margin:.2rem 0 .8rem; max-width:62ch; }
#price-final .pf-chips{ display:flex; flex-wrap:wrap; gap:.5rem; padding:0; margin:0; list-style:none; }
#price-final .pf-chips li{ background:#fff; border:1px solid rgba(255,255,255,.55); color:#0f172a;
  padding:.34rem .7rem; border-radius:.6rem; font-size:.92rem;
}

/* Price block */
#price-final .pf-price{ justify-self:end; text-align:right; }
@media (max-width:980px){ #price-final .pf-price{ justify-self:stretch; text-align:left; } }
#price-final .pf-tag{ display:inline-block; background:linear-gradient(90deg,#ff5a3c,#ff8a00); color:#fff;
  font-weight:800; padding:.18rem .6rem; border-radius:.5rem; letter-spacing:.02em;
  box-shadow:0 12px 26px rgba(249,115,22,.25);
}
#price-final .pf-amount{ margin:.4rem 0 .6rem; line-height:1; font-weight:900;
  font-size:clamp(36px,5.6vw,64px); letter-spacing:-.02em; color:#0b162a;
}
#price-final .pf-amount .yen{ font-size:1rem; margin-right:.15rem; }
#price-final .pf-cta{ display:inline-block; width:100%; max-width:320px; text-align:center;
  background:var(--cta); color:#fff; border:none; cursor:pointer;
  padding:1rem 1.25rem; border-radius:.7rem; font-weight:800; letter-spacing:.01em;
  box-shadow:0 16px 28px rgba(228,59,59,.22);
}
#price-final .pf-cta--ghost{ background:transparent; color:#fff; border:2px solid #fff; box-shadow:none; }
#price-final .pf-cta--ghost:hover{ background:#fff; color:#0a3c88; }
#price-final .pf-note{ font-size:.92rem; margin:.5rem 0 0; }

/* Detail */
#price-final .pf-detail{ display:grid; grid-template-columns:1.2fr .8fr; gap:16px; margin-top:24px; }
@media (max-width:980px){ #price-final .pf-detail{ grid-template-columns:1fr; } }

#price-final .pf-card{ background:#fff; border:1px solid var(--line); border-radius:16px;
  padding:clamp(12px,1.6vw,16px); box-shadow:0 12px 28px rgba(2,6,23,.10);
}
#price-final .pf-card--meta{ display:grid; grid-template-columns:1fr 1fr; gap:12px; }
@media (max-width:560px){ #price-final .pf-card--meta{ grid-template-columns:1fr; } }
#price-final .pf-hd{ margin:.1rem 0 .5rem; font-size:1.08rem; font-weight:800; letter-spacing:.01em; }
#price-final .meta{ background:#fff; border:1px solid #e5e7eb; border-radius:14px; padding:.6rem .75rem; }
#price-final .meta span{ display:block; font-size:.85rem; color:var(--muted); }
#price-final .meta b{ color:#1f2937; }

#price-final .pf-list{ margin:0; padding:0; list-style:none; }
#price-final .pf-list--check li{ position:relative; padding:.54rem .2rem .54rem 1.7rem; border-top:1px dashed #e6eaf0; }
#price-final .pf-list--check li:first-child{ border-top:none; }
#price-final .pf-list--check li::before{
  content:""; position:absolute; left:.52rem; top:1.05rem; width:10px; height:10px; border-radius:3px;
  background:linear-gradient(180deg,var(--blue),#60a5fa); box-shadow:0 0 0 3px #e9f2ff;
}

/* Values */
#price-final .pf-values{ display:grid; grid-template-columns:repeat(3,1fr); gap:12px; }
@media (max-width:720px){ #price-final .pf-values{ grid-template-columns:1fr; } }
#price-final .v{ background:var(--soft); border:1px solid var(--line); border-radius:14px; padding:.8rem .9rem; }
#price-final .v h4{ margin:.1rem 0 .2rem; font-weight:800; }
#price-final .v p{ margin:0; color:var(--muted); }

/* Steps */
#price-final .pf-steps{ display:flex; gap:.6rem; flex-wrap:wrap; margin:.2rem 0 0; padding:0; list-style:none; }
#price-final .pf-steps li{ position:relative; padding:.46rem .8rem .46rem 2.2rem; border:1px solid #e5e7eb; background:#fff; color:#334155; border-radius:.7rem; }
#price-final .pf-steps li span{
  position:absolute; left:.6rem; top:50%; transform:translateY(-50%);
  width:24px; height:24px; border-radius:50%; background:var(--blue); color:#fff; display:grid; place-items:center; font-weight:800; font-size:.9rem;
}

/* bottom cta */
#price-final .pf-center{ text-align:center; margin-top:20px; }



/* ===== Footer fix ===== */
.site-footer{
  border-top:1px solid var(--line);
  background:#fff;
  padding:12px 0;
}
.footer__inner{
  display:grid;
  grid-template-columns: 1fr auto;
  gap:16px;
  align-items:center;
}
@media (max-width: 720px){
  .footer__inner{ grid-template-columns:1fr; }
}

/* 左側（コピー＋会社情報） */
.footer__brand{ min-width:0; }
.footer__copy{ display:block; color:var(--muted); font-size:.95rem; }
.footer__addr{
  margin:.25rem 0 0;
  font-style:normal;
  color:#334155;
  line-height:1.7;
  font-size:.95rem;
}
.footer__addr a{ color:inherit; text-decoration:none; border-bottom:1px dotted rgba(0,0,0,.25); }
.footer__addr a:hover{ border-bottom-color: transparent; }
.footer__co{ font-weight:700; }
.footer__addr-line{ margin-top:2px; }
.footer__tel{ margin-top:2px; }

/* 右側ナビ：リンクが1つずつ改行されないように */
.footer-nav{
  display:flex;
  flex-wrap:wrap;
  gap:.5rem 1rem;
  justify-content:flex-end;
}
.footer-nav a{
  color:var(--ink);
  text-decoration:none;
  white-space:nowrap;      /* ← “講座一覧”“お問い合わせ”を分割しない */
}
.footer-nav a:hover{ text-decoration:underline; }

@media (max-width: 720px){
  .footer-nav{ justify-content:flex-start; }
}


.sticky-cta{
  position:sticky; bottom:0; z-index:65; background:rgba(255,255,255,.98); border-top:1px solid var(--line);
  box-shadow:0 -8px 24px rgba(0,0,0,.04);
}
.sticky-cta__inner{ display:flex; align-items:center; justify-content:space-between; gap:.75rem; padding:.6rem 0; }
.sticky-cta__text{ display:flex; flex-direction:column; font-size:.98rem; }
.sticky-cta__text span{ color:var(--muted); font-size:.9rem; }

/* ===== Reveal animation (JSがなくても見える安全設計) ===== */
.reveal{ opacity:1; transform:none; }  /* まず見える（デフォルト） */

/* JSが有効な環境だけ、フェードインを有効化 */
.js .reveal{ 
  opacity:0; 
  transform:translateY(16px); 
  transition:opacity .55s ease, transform .65s ease; 
  will-change:transform, opacity; 
}
.js .reveal.is-visible{
  opacity:1; 
  transform:translateY(0);
}

/* ==== FIX: contact が白くなる問題（優先度と上書き） ==== */
/* 既存の .section--cta の背景を、.section--bg2 で強制上書き */
.section--cta.section--bg2{
  background:
    linear-gradient(180deg, rgba(0,0,0,.65), rgba(0,0,0,.65)),
    url("images_aidx/bg_city.png") !important;
  background-size: auto, cover !important;
  background-repeat: no-repeat !important;
  background-position: center !important;
  background-attachment: fixed;
}

/* 念のための土台色（画像未読込でも黒系で見せる） */
.section--bg2{ background-color:#000; }

/* 反転配色の取りこぼしを補強 */
.section--bg2 .ribbon-title,
.section--bg2 .section-title,
.section--bg2 .section-lead,
.section--bg2 .contact,
.section--bg2 .contact *:not(input):not(textarea),
.section--bg2 .mail-link a{
  color:#fff;
}

/* 入力系（反転）の境界色をやや明るくして視認性UP */
.contact-form--inverse{
  background:rgba(255,255,255,.06);
  border-color:rgba(255,255,255,.35);
}
.contact-form--inverse input,
.contact-form--inverse textarea{
  background:rgba(255,255,255,.12);
  border-color:rgba(255,255,255,.45);
  color:#fff;
}
.contact-form--inverse input::placeholder,
.contact-form--inverse textarea::placeholder{ color:rgba(255,255,255,.72); }

/* モバイル時は固定背景をオフ（カクつき回避） */
@media (max-width: 980px){
  .section--cta.section--bg2{
    background-attachment: scroll;
  }
}
/* ===== Sticky CTA: appear after scroll ===== */
.sticky-cta{
  position:sticky; bottom:0; z-index:90;
  background:rgba(255,255,255,.98);
  border-top:1px solid #d7dbe0;
  box-shadow:0 -8px 24px rgba(0,0,0,.06);
  transition: transform .35s ease, opacity .35s ease, visibility .35s ease;
}
.sticky-cta.is-hidden{
  transform: translateY(100%);
  opacity:0;
  visibility:hidden;
}
.sticky-cta.is-visible{
  transform: translateY(0);
  opacity:1;
  visibility:visible;
}
/* ===== TOKUCHOU — 見やすさ最優先の張り替え ===== */
#tokuchou, #tokuchou *{
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "palt" 1; /* 和文プロポーショナル */
}

/* 見出し */
#tokuchou .ribbon-title{
  margin-bottom: 1rem;
}

/* グリッド */
#tokuchou .reason-grid{
  display:grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap:20px;
}
@media (max-width: 980px){
  #tokuchou .reason-grid{ grid-template-columns:1fr; }
}

/* カード本体：白・はっきりした境界・適正影 */
#tokuchou .reason{
  position:relative;
  background:#ffffff;                /* ← グラデや霞を廃止 */
  border:1px solid #e5e7eb;
  border-radius:16px;
  padding:20px 22px;
  box-shadow:0 10px 24px rgba(2,6,23,.06);
  color:#0f172a;
  overflow:hidden;
}
/* 余計な光沢・オーバーレイは使わない */
#tokuchou .reason::after{ content:none; }

/* 見出し（クッキリ） */
#tokuchou .reason h3{
  display:flex; align-items:flex-start; gap:.6rem;
  margin:.1rem 0 .45rem;
  font-weight:800; letter-spacing:.005em;
  line-height:1.35; font-size:1.12rem;
  color:#0f172a;
}

/* チェックアイコン：SVG埋め込みで滲みなし（画像不要） */
#tokuchou .reason h3::before{
  content:"";
  flex:0 0 18px; height:18px; margin-top:.15rem;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24'%3E%3Cpath fill='%232563eb' d='M9 16.2 4.8 12 3.4 13.4 9 19 21 7 19.6 5.6z'/%3E%3C/svg%3E")
    no-repeat center / 18px 18px;
}

/* 本文（行間広め・色コントラストUP） */
#tokuchou .reason p{
  margin:0;
  color:#334155;          /* ← はっきり見える濃さ */
  font-size:1rem;
  line-height:1.9;
  word-break:keep-all;
}

/* 段落が長いカードの読みやすさ（中央揃えのまま幅制御したい時） */
@media (min-width: 981px){
  #tokuchou .reason p{ max-width: 42ch; }
}
/* ===== TOKUCHOU — 左寄せ/英字ラベル/はみ出し対策 ===== */
#tokuchou, #tokuchou *{
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "palt" 1;
}

#tokuchou .ribbon-title{ margin-bottom: 1rem; }

/* グリッド */
#tokuchou .reason-grid{
  display:grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap:20px;
}
@media (max-width: 980px){
  #tokuchou .reason-grid{ grid-template-columns:1fr; }
}

/* カード本体 */
#tokuchou .reason{
  position:relative;
  background:#fff;
  border:1px solid #e5e7eb;
  border-radius:16px;
  padding:20px 22px;
  box-shadow:0 10px 24px rgba(2,6,23,.06);
  color:#0f172a;
  overflow:hidden;
}

/* 英語タイトル（装飾ピル）— HTML変更なしで付与 */
#tokuchou .reason::before{
  content:"";
  position:absolute; top:12px; right:12px;
  display:inline-block;
  padding:.18rem .55rem;
  background:#eef2ff; color:#1e3a8a;
  border:1px solid #c7d2fe; border-radius:999px;
  font-size:.72rem; font-weight:800; letter-spacing:.06em;
}
#tokuchou .reason:nth-child(1)::before{ content:"BASICS"; }
#tokuchou .reason:nth-child(2)::before{ content:"METHOD"; }
#tokuchou .reason:nth-child(3)::before{ content:"PRACTICE"; }

/* 見出し（左寄せ＋チェック） */
#tokuchou .reason h3{
  display:flex; align-items:flex-start; gap:.55rem;
  margin:.1rem 0 .45rem;
  font-weight:800; letter-spacing:.005em;
  line-height:1.35; font-size:1.12rem;
  color:#0f172a; text-align:left;
  overflow-wrap:anywhere; word-break:normal; hyphens:auto;
}
#tokuchou .reason h3::before{
  content:"";
  flex:0 0 18px; height:18px; margin-top:.15rem;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24'%3E%3Cpath fill='%232563eb' d='M9 16.2 4.8 12 3.4 13.4 9 19 21 7 19.6 5.6z'/%3E%3C/svg%3E")
           no-repeat center / 18px 18px;
}

/* 本文（左寄せ＋はみ出し防止） */
#tokuchou .reason p{
  margin:0;
  color:#334155;
  font-size:1rem;
  line-height:1.9;
  text-align:left;
  overflow-wrap:anywhere; word-break:normal; hyphens:auto;
  max-width:none;
}

/* 文章が長いカードの余白調整（読みやすさ） */
#tokuchou .reason p + p{ margin-top:.7rem; }