/* 2026-11 リニューアル: 白基調・読みやすさ優先の共通スタイル(全ページで読み込む) */

/* 全ページ共通: 背景の装飾(グリッド・光の玉・粒子)を止め、白を基調にする */
body { background: #fff; }
.bg-grid, .bg-orb, .particles { display: none !important; }
.header-line { white-space: nowrap; }
/* メニューを7項目に絞ったので、PC幅(1100px以上)ではハンバーガーにせず横並びで常に表示する */
@media (min-width: 1100px) and (max-width: 1280px) {
  .nav-toggle { display: none; }
  #navLinks { position: static; flex-direction: row; align-items: center; gap: 0; max-height: none; overflow: visible; visibility: visible; background: none; border: 0; transition: none; }
  #navLinks .nav-link { display: inline-block; padding: 8px 10px; border-radius: 999px; text-align: left; }
  .nav-logo { white-space: nowrap; }
  .header-line { margin-left: 12px; }
}

/* ---------- リニューアルしたページ(.rn) ---------- */
.rn {
  --rn-text: #1d2433;
  --rn-sub: #434b5c;
  --rn-line: #e3e6ea;
  --rn-tint: #f6f8f8;
  --rn-accent: #0b7a86;
  --rn-accent-dark: #075f68;
  --rn-line-green: #06a046;
  color: var(--rn-text);
  font-size: 17px;
  line-height: 1.9;
  letter-spacing: 0.02em;
}
.rn p { margin: 0 0 1em; }
.rn a { color: var(--rn-accent-dark); }
.rn .reveal { opacity: 1 !important; transform: none !important; }

.rn-wrap { max-width: 1040px; margin: 0 auto; padding: 0 24px; }
/* 読みやすい行長に抑えつつ、左端は他のセクションとそろえる */
.rn-narrow > * { max-width: 760px; }
.rn-center { text-align: center; }
.rn-center > * { margin-left: auto; margin-right: auto; }

.rn-section { padding: 88px 0; }
.rn-section-tint { background: var(--rn-tint); }
.rn-section + .rn-section:not(.rn-section-tint) { border-top: 1px solid var(--rn-line); }
.rn-section-tint + .rn-section { border-top: 0; }

.rn-h1, .rn-h2, .rn-h3 { font-family: var(--font-jp-heading); color: var(--rn-text); letter-spacing: 0.04em; }
.rn-h1 { font-size: clamp(1.9rem, 4vw, 2.5rem); line-height: 1.5; margin: 0 0 20px; font-weight: 700; }
.rn-h2 { font-size: clamp(1.45rem, 3vw, 1.85rem); line-height: 1.5; margin: 0 0 32px; font-weight: 700; }
.rn-h3 { font-size: 1.2rem; line-height: 1.6; margin: 0 0 12px; font-weight: 700; }
.rn-lead { font-size: 1.08rem; color: var(--rn-sub); }
.rn-note { font-size: 0.92rem; color: var(--rn-sub); }

/* ボタン */
.rn-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; margin-top: 32px; }
.rn-actions-center { justify-content: center; }
.rn-btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 52px; padding: 12px 28px; border-radius: 6px;
  font-size: 1rem; font-weight: 700; line-height: 1.5; text-decoration: none;
  border: 2px solid var(--rn-accent); transition: background-color .15s, color .15s;
}
.rn .rn-btn-primary { background: var(--rn-accent); color: #fff; }
.rn .rn-btn-primary:hover, .rn .rn-btn-primary:focus-visible { background: var(--rn-accent-dark); border-color: var(--rn-accent-dark); }
.rn .rn-btn-secondary { background: #fff; color: var(--rn-accent-dark); }
.rn .rn-btn-secondary:hover, .rn .rn-btn-secondary:focus-visible { background: #eef6f7; }
.rn .rn-btn-line { background: #fff; color: #05813a; border-color: var(--rn-line-green); }
.rn .rn-btn-line:hover, .rn .rn-btn-line:focus-visible { background: #effaf3; }
.rn-btn:focus-visible, .rn-more:focus-visible { outline: 3px solid #f2b84b; outline-offset: 2px; }
.rn .rn-more { font-weight: 700; text-decoration: underline; text-underline-offset: 4px; }
.rn .rn-more::after { content: " →"; }

/* ファーストビュー */
.rn-hero { padding: calc(var(--nav-height) + 64px) 0 80px; }
.rn-hero-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr); gap: 56px; align-items: center; }
.rn-name { font-family: var(--font-jp-heading); font-size: 1.05rem; font-weight: 700; color: var(--rn-sub); margin-bottom: 18px !important; }
.rn-name span { font-weight: 400; font-size: 0.9rem; margin-left: 12px; }
.rn-hero-title { font-family: var(--font-jp-heading); font-size: clamp(1.9rem, 4.4vw, 2.9rem); line-height: 1.55; font-weight: 700; margin: 0 0 24px; letter-spacing: 0.05em; color: var(--rn-text); }
.rn-hero-lead { font-size: 1.1rem; color: var(--rn-sub); max-width: 34em; }
.rn-hero-photo img { width: 100%; height: auto; aspect-ratio: 5 / 6; object-fit: cover; border-radius: 8px; }

/* サービス */
.rn-service-main { border: 2px solid var(--rn-accent); border-radius: 8px; padding: 36px 40px; margin-bottom: 48px; background: #fff; }
.rn-label { display: inline-block; font-size: 0.85rem; font-weight: 700; color: var(--rn-accent-dark); margin-bottom: 8px !important; }
.rn-service-main .rn-h3 { font-size: 1.45rem; }
.rn-facts { list-style: none; margin: 20px 0 0; padding: 16px 0 0; border-top: 1px solid var(--rn-line); display: flex; flex-wrap: wrap; gap: 6px 32px; font-weight: 700; }
.rn-service-list { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.rn-service-list .rn-service { border-top: 1px solid var(--rn-line); padding-top: 28px; }

/* 二段組み・リスト */
.rn-two { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.rn-checklist { list-style: none; margin: 0; padding: 0; }
.rn-checklist li { position: relative; padding: 12px 0 12px 30px; border-bottom: 1px solid var(--rn-line); }
.rn-checklist li:first-child { border-top: 1px solid var(--rn-line); }
.rn-checklist li::before { content: ""; position: absolute; left: 4px; top: 1.15em; width: 12px; height: 7px; border-left: 2px solid var(--rn-accent); border-bottom: 2px solid var(--rn-accent); transform: rotate(-45deg); }
.rn-points { margin: 0; padding: 0; list-style: none; counter-reset: rn; }
.rn-points > li { counter-increment: rn; position: relative; padding: 0 0 28px 52px; }
.rn-points > li::before { content: counter(rn); position: absolute; left: 0; top: 0; width: 34px; height: 34px; border-radius: 50%; border: 2px solid var(--rn-accent); color: var(--rn-accent-dark); font-weight: 700; display: flex; align-items: center; justify-content: center; line-height: 1; }
.rn-points h3 { margin-bottom: 6px; }
.rn-points p { margin: 0; }

/* 見出し行 */
.rn-head-row { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 8px 24px; margin-bottom: 32px; }
.rn-head-row .rn-h2 { margin: 0; }

/* セミナーカード(既存カードを簡素に) */
.rn .mks-home-list { display: grid; grid-template-columns: 1fr; gap: 24px; }
.rn .mks-card { background: #fff; border: 1px solid var(--rn-line); border-radius: 8px; box-shadow: none; backdrop-filter: none; overflow: hidden; }
.rn .mks-card-home { grid-template-columns: 240px minmax(0, 1fr); }
.rn .mks-card-home .mks-thumbnail { min-height: 0; }
.rn .mks-card-home .mks-card-body { padding: 24px 28px; }
.rn .mks-card-body h3 { font-size: 1.15rem; margin: 8px 0; }
.rn .mks-card h3 a { color: var(--rn-text); }
.rn .mks-card .btn { box-shadow: none; }

/* ブログ(既存カードをリスト表示に) */
.rn .blog-preview-grid { display: block; }
.rn .post-card { display: grid; grid-template-columns: 160px 1fr; gap: 24px; align-items: center; padding: 20px 0; background: none; border: 0; border-bottom: 1px solid var(--rn-line); border-radius: 0; box-shadow: none; backdrop-filter: none; transform: none; }
.rn .post-card:first-child { border-top: 1px solid var(--rn-line); }
.rn .post-card:hover { transform: none; box-shadow: none; }
.rn .post-thumb { aspect-ratio: 16 / 10; height: auto; border-radius: 6px; overflow: hidden; margin: 0; background: var(--rn-tint); }
.rn .post-body { padding: 0; }
.rn .post-card h3 { font-size: 1.08rem; line-height: 1.6; margin: 6px 0 0; }
.rn .post-card .post-excerpt, .rn .post-card .post-link { display: none; }
.rn .post-meta { font-size: 0.85rem; color: var(--rn-sub); }

/* 料金プラン */
.rn-plans { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: stretch; }
.rn-plan { display: flex; flex-direction: column; border: 1px solid #cfd5db; border-radius: 8px; padding: 32px; background: #fff; }
.rn-plan-name { font-family: var(--font-jp-heading); font-size: 1.35rem; font-weight: 700; margin: 0 0 4px; }
.rn-price { font-size: 1.7rem; font-weight: 700; color: var(--rn-text); margin: 8px 0 4px !important; line-height: 1.4; }
.rn-price small { font-size: 0.95rem; font-weight: 400; margin-left: 6px; }
.rn-plan-meta { color: var(--rn-sub); margin-bottom: 16px !important; }
.rn-plan ul { margin: 0 0 24px; padding-left: 1.2em; }
.rn-plan li { margin-bottom: 6px; }
.rn-plan .rn-btn { margin-top: auto; width: 100%; }

/* 役割の違い(定義リスト) */
.rn-roles { margin: 0; border-top: 1px solid var(--rn-line); }
.rn-roles > div { display: grid; grid-template-columns: 15em 1fr; gap: 8px 32px; padding: 24px 0; border-bottom: 1px solid var(--rn-line); }
.rn-roles dt { font-weight: 700; }
.rn-roles dd { margin: 0; }
.rn-roles dd p:last-child { margin-bottom: 0; }

/* 下層ページ見出し */
.rn-page-head { padding: calc(var(--nav-height) + 48px) 0 56px; }
.rn-page-head .breadcrumb { margin-bottom: 24px; font-size: 0.9rem; }

/* セッション一覧 */
.rn-menu { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--rn-line); }
.rn-menu > li { display: grid; grid-template-columns: 1fr auto; gap: 4px 24px; padding: 20px 0; border-bottom: 1px solid var(--rn-line); }
.rn-menu h3 { margin: 0 0 4px; font-size: 1.1rem; }
.rn-menu h3 a { color: var(--rn-text); }
.rn-menu p { margin: 0; color: var(--rn-sub); }
.rn-menu .rn-menu-price { white-space: nowrap; font-weight: 700; color: var(--rn-text); align-self: center; }
.rn-group + .rn-group { margin-top: 64px; }
.rn-group > .rn-note { margin-bottom: 20px; }

/* お問い合わせページ: 選択したプランの表示 */
.rn-plan-note { border-left: 4px solid #0b7a86; background: #f2f8f9; padding: 14px 18px; margin: 0 0 24px; font-weight: 700; color: #1d2433; }

@media (max-width: 860px) {
  .rn-section { padding: 64px 0; }
  .rn-hero { padding: calc(var(--nav-height) + 32px) 0 56px; }
  .rn-hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .rn-hero-photo { max-width: 104px; order: -1; }
  .rn-hero-photo img { aspect-ratio: 1 / 1; border-radius: 50%; }
  .rn-two, .rn-service-list, .rn-plans { grid-template-columns: 1fr; gap: 32px; }
  .rn .mks-card-home { grid-template-columns: 1fr; }
  .rn .mks-card-home .mks-thumbnail { aspect-ratio: 16 / 9; height: auto; }
  .rn-roles > div { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .rn { font-size: 16px; }
  .rn-wrap { padding: 0 16px; }
  .rn-service-main, .rn-plan { padding: 24px 20px; }
  .rn-actions { flex-direction: column; align-items: stretch; }
  .rn-actions .rn-more { text-align: center; }
  .rn-btn { width: 100%; }
  .rn .post-card { grid-template-columns: 96px 1fr; gap: 16px; }
  .rn-menu > li { grid-template-columns: 1fr; }
  .rn-menu .rn-menu-price { align-self: start; }
  .rn-name span { display: block; margin: 4px 0 0; }
  .rn-hero-title { font-size: clamp(1.5rem, 7.2vw, 1.9rem); letter-spacing: 0.02em; }
  .rn .mks-card-home .mks-thumbnail { display: none; }
  .rn .mks-card-home .mks-card-body { padding: 20px; }
}