/* 導究会サイト スタイルシート
 * assets/css/style.css（単一ファイル）
 * url() は本ファイル位置基準 → ../images/...
 */


/* ===== 01-tokens.css ===== */
/* ===== Base ===== */
/* テーマ進行度：0 = 通常配色 / 1 = 紺配色。
   全色をこの1つの値から算出しているため、ページ全体が完全に同じタイミング・
   同じイージングで切り替わる（セクションごとのズレが起きない） */
@property --theme-n {
  syntax: "<number>";
  inherits: true;
  initial-value: 0;
}

/* ページ背景：1 = 紺方眼（FV） / 0 = 白方眼 */
@property --page-bg-n {
  syntax: "<number>";
  inherits: true;
  initial-value: 1;
}

/* FV離脱度：0 = FV / 1 = 2セクション目以降（写真のネイビー重ねを強める） */
@property --past-hero {
  syntax: "<number>";
  inherits: true;
  initial-value: 0;
}

:root {
  --theme-n: 0;
  --page-bg-n: 1;
  --past-hero: 0;
  /* 閾値を越えたら、背景・文字を同じ時間でふわっと切り替える */
  transition:
    --theme-n 1.1s cubic-bezier(0.4, 0, 0.2, 1),
    --page-bg-n 1.1s cubic-bezier(0.4, 0, 0.2, 1),
    --past-hero 1.1s cubic-bezier(0.4, 0, 0.2, 1);

  /* 通常配色の実色。紺はブランド1色（#14264d）から派生 */
  --light-navy: #14264d;
  --light-navy-dark: color-mix(in srgb, var(--light-navy) 78%, #000000);
  --light-text: #222222;
  --light-muted: #6b6b6b;
  --light-muted-light: #a8a8a8;
  --light-surface: #ffffff;
  --light-bg: #f2f2f4;
  --light-border: #e6e2d8;
  --light-canvas: #ffffff;

  /* 紺配色の実色（明暗関係を反転させ、コントラストを保つ） */
  --dark-navy: #ffffff;
  --dark-navy-dark: #ffffff;
  --dark-text: #ffffff;
  --dark-muted: #c3ccdf;
  --dark-muted-light: #93a0bd;
  --dark-surface: color-mix(in srgb, var(--light-navy) 90%, #ffffff);
  --dark-bg: var(--light-navy);
  --dark-border: color-mix(in srgb, var(--light-navy) 82%, #ffffff);
  --dark-canvas: var(--light-navy);

  --color-navy: color-mix(in srgb, var(--dark-navy) calc(var(--theme-n) * 100%), var(--light-navy));
  --color-navy-dark: color-mix(in srgb, var(--dark-navy-dark) calc(var(--theme-n) * 100%), var(--light-navy-dark));

  --color-text: color-mix(in srgb, var(--dark-text) calc(var(--theme-n) * 100%), var(--light-text));
  --color-muted: color-mix(in srgb, var(--dark-muted) calc(var(--theme-n) * 100%), var(--light-muted));
  --color-muted-light: color-mix(in srgb, var(--dark-muted-light) calc(var(--theme-n) * 100%), var(--light-muted-light));

  /* カード面（通常=白 / 紺テーマ=一段明るい紺） */
  --color-white: color-mix(in srgb, var(--dark-surface) calc(var(--theme-n) * 100%), var(--light-surface));

  /* 背景グレーは1系統に統一 */
  --color-bg: color-mix(in srgb, var(--dark-bg) calc(var(--theme-n) * 100%), var(--light-bg));
  --color-bg-soft: var(--color-bg);
  --color-border: color-mix(in srgb, var(--dark-border) calc(var(--theme-n) * 100%), var(--light-border));
  --color-placeholder-bg: var(--color-bg);

  /* ページ最下層（セクション背景の隙間に見える面） */
  --color-canvas: color-mix(in srgb, var(--dark-canvas) calc(var(--theme-n) * 100%), var(--light-canvas));

  /* 金色を廃止し、アクセントは紺に統一 */
  --color-gold: var(--color-navy);
  --color-gold-dark: var(--color-navy);
  --color-gold-soft: color-mix(in srgb, var(--color-navy) 42%, var(--color-white));

  --color-navy-faint: color-mix(in srgb, var(--color-navy) 7%, transparent);

  --text-h2: 40px;  /* PC */
  --text-h3: 24px;
  --text-base: 16px;
  --text-note: 14px;   /* 注釈のみ */
  --text-decor: 14px;  /* 飾り文字のみ */
  --leading-solid: 1;
  --leading-compact: 1.4;
  --leading-heading: 1.6;
  --leading-body: 2;

  /* コンテンツ幅（2段階）: 外側は共通。狭い段は方眼マス分だけ内側へ */
  --container-pad: 40px;
  --container-inner: 1200px;        /* 通常（方眼50マス） */
  --container-inner-narrow: 1008px; /* 一段狭い（42マス = 1200 - 96*2） */
  --narrow-inset: calc((var(--container-inner) - var(--container-inner-narrow)) / 2); /* 96px = 24px×4 */
  --container-max: calc(var(--container-inner) + var(--container-pad) * 2);
  --container-max-narrow: calc(var(--container-inner-narrow) + var(--container-pad) * 2);

  /* 方眼紙：24px目盛 / 120px太目（8の倍数・1200px幅=50マス）。起点=通常コンテンツ左端 */
  --grid-minor: 24px;
  --grid-major: 120px;
  --grid-origin-x: max(var(--container-pad), calc((100vw - var(--container-inner)) / 2));

  /* 固定背景の塗り。写真レイヤーの上にも同じ絵柄を重ねて境目を消す */
  --bg-navy:
    radial-gradient(
      ellipse 58% 78% at 31% 43%,
      rgba(110, 152, 222, 0.32) 0%,
      rgba(78, 116, 184, 0.19) 28%,
      rgba(40, 78, 140, 0.10) 48%,
      rgba(7, 24, 53, 0) 74%
    ),
    linear-gradient(
      100deg,
      #072044 0%,
      #051834 42%,
      #031127 70%,
      #010a1c 100%
    );
  --bg-light:
    radial-gradient(
      ellipse 58% 78% at 31% 43%,
      rgba(255, 255, 255, 1) 0%,
      rgba(255, 255, 255, 0.92) 28%,
      rgba(248, 248, 250, 0.55) 48%,
      rgba(242, 242, 244, 0) 74%
    ),
    linear-gradient(
      100deg,
      #ffffff 0%,
      #f8f8fa 42%,
      #f2f2f4 70%,
      #ececef 100%
    );

  /* 写真帯の高さ（画面中央に固定） */
  --photo-band: 480px;

  /* FVテキスト：紺方眼=白 / 白方眼=紺（--page-bg-n と同期） */
  --hero-fg: color-mix(in srgb, var(--light-surface) calc(var(--page-bg-n) * 100%), var(--light-navy));

  /* 角丸：大中小 + 円形 */
  --radius-sm: 2px;   /* 小：ボタン・バッジ・入力・バナー */
  --radius-md: 4px;   /* 中：チップ・小カード */
  --radius-lg: 8px;  /* 大：カード・パネル */
  --radius-full: 50%; /* 円 */

  /* 紺すりガラス — 高透明度＋微細な白縁（TriOrb風のガラス感） */
  --glass-deep: #051834;
  --glass-navy: linear-gradient(
    155deg,
    color-mix(in srgb, #ffffff 9%, transparent) 0%,
    color-mix(in srgb, var(--glass-deep) 24%, transparent) 42%,
    color-mix(in srgb, var(--glass-deep) 32%, transparent) 100%
  );
  --glass-border: color-mix(in srgb, #ffffff 15%, transparent);
  --glass-blur: blur(40px) saturate(1.22);
  --glass-edge: inset 0 1px 0 color-mix(in srgb, #ffffff 12%, transparent);
}

/* お客様の声セクション：白方眼（配色は JS が --page-bg-n / --theme-n を更新。
   is-light-page はロゴの pointer-events などブール用途） */
:root.is-light-page {
  --page-bg-n: 0;
  --theme-n: 0;
}

/* 2セクション目以降：写真のネイビー重ねを強くする */
:root.is-past-hero {
  --past-hero: 1;
}

/* 紺方眼のあいだは文字・UIも白系に（コントラスト確保。FVありページのみ） */
:root:not(.is-light-page):has(.hero) { --theme-n: 1; }

/* ヒーローがないページ（お問い合わせ等）は最初から白方眼 */
html:not(:has(.hero)) {
  --page-bg-n: 0;
  --theme-n: 0;
}

/* 例外：ヘッダー・モバイルメニュー・キャンペーンバナー・特徴カード・伴走カード・合格実績・料金カードは
   紺方眼時の白系配色に追従させず、常に通常配色を保つ */
.site-header,
.mobile-menu,
.campaign-banner,
.strategy-steps,
.style-grid,
.style-card,
.achievement-feature,
.site-footer {
  --theme-n: 0;

  --color-navy: var(--light-navy);
  --color-navy-dark: var(--light-navy-dark);
  --color-text: var(--light-text);
  --color-muted: var(--light-muted);
  --color-muted-light: var(--light-muted-light);
  --color-white: var(--light-surface);
  --color-bg: var(--light-bg);
  --color-bg-soft: var(--light-bg);
  --color-border: var(--light-border);
  --color-placeholder-bg: var(--light-bg);
  --color-canvas: var(--light-canvas);

  --color-gold: var(--light-navy);
  --color-gold-dark: var(--light-navy);
  --color-gold-soft: color-mix(in srgb, var(--light-navy) 42%, var(--light-surface));
  --color-navy-faint: color-mix(in srgb, var(--light-navy) 7%, transparent);
}

@media (prefers-reduced-motion: reduce) {
  :root { transition: none; }
  .voices::before,
  .style-section::before { transition: none; }
}

/* ===== 02-background-stage.css ===== */
/* ===== Page Background Stage =====
   同一 stacking context 内で順序を固定：塗り(0) < 写真(1) < 方眼(2) */
.page-stage {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}
.page-canvas {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.page-canvas--navy,
.page-canvas--light {
  z-index: 0;
}
.page-canvas--vision-photo {
  z-index: 1;
  inset: auto;
  left: 0;
  right: 0;
  top: 50%;
  height: var(--photo-band);
  margin-top: calc(var(--photo-band) / -2);
  overflow: hidden;
  opacity: 0;
  transition: opacity 1.1s cubic-bezier(0.33, 0, 0.2, 1);
}
.page-canvas--vision-photo.is-visible {
  opacity: 1;
}

/* 写真の上に「背景そのもの」を重ねて境目を消すレイヤー。
   塗りレイヤーと同じ inset:0 なので絵柄が完全に一致する。
   帯の外＝不透明（背景と同一なので見た目は変わらない）
   帯の中央＝半透明で写真が透ける */
.page-canvas--photo-veil {
  z-index: 1;
  /* FVは薄く／2セクション目以降はやや濃く（差は控えめ） */
  --veil-alpha: calc(0.28 + var(--past-hero) * 0.16);
  --veil-top: calc(50% - var(--photo-band) / 2);
  --veil-bottom: calc(50% + var(--photo-band) / 2);
  -webkit-mask-image: linear-gradient(
    to bottom,
    #000 0%,
    #000 var(--veil-top),
    rgba(0, 0, 0, 0.92) calc(var(--veil-top) + var(--photo-band) * 0.12),
    rgba(0, 0, 0, var(--veil-alpha)) calc(50% - var(--photo-band) * 0.22),
    rgba(0, 0, 0, var(--veil-alpha)) calc(50% + var(--photo-band) * 0.22),
    rgba(0, 0, 0, 0.92) calc(var(--veil-bottom) - var(--photo-band) * 0.12),
    #000 var(--veil-bottom),
    #000 100%
  );
  mask-image: linear-gradient(
    to bottom,
    #000 0%,
    #000 var(--veil-top),
    rgba(0, 0, 0, 0.92) calc(var(--veil-top) + var(--photo-band) * 0.12),
    rgba(0, 0, 0, var(--veil-alpha)) calc(50% - var(--photo-band) * 0.22),
    rgba(0, 0, 0, var(--veil-alpha)) calc(50% + var(--photo-band) * 0.22),
    rgba(0, 0, 0, 0.92) calc(var(--veil-bottom) - var(--photo-band) * 0.12),
    #000 var(--veil-bottom),
    #000 100%
  );
}
.page-canvas--photo-veil-navy {
  background: var(--bg-navy);
  opacity: var(--page-bg-n);
}
.page-canvas--photo-veil-light {
  background: var(--bg-light);
  opacity: calc(1 - var(--page-bg-n));
}
.page-canvas--grid {
  z-index: 2;
}
.page-canvas--navy {
  opacity: var(--page-bg-n);
  background: var(--bg-navy);
}
.page-canvas--light {
  opacity: calc(1 - var(--page-bg-n));
  background: var(--bg-light);
}

/* 方眼：縦線 / 横線を別レイヤーにし、オープニングで順番に描画する */
.page-canvas--grid-navy.page-canvas--grid-v {
  opacity: var(--page-bg-n);
  background-image:
    linear-gradient(90deg, rgba(205, 218, 238, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(205, 218, 238, 0.03) 1px, transparent 1px);
  background-size:
    var(--grid-minor) var(--grid-minor),
    var(--grid-major) var(--grid-major);
  background-position:
    var(--grid-origin-x) 0,
    var(--grid-origin-x) 0;
  -webkit-mask-image: radial-gradient(
    ellipse 95% 105% at 34% 44%,
    #000 0%,
    rgba(0, 0, 0, 0.95) 58%,
    rgba(0, 0, 0, 0.55) 84%,
    transparent 110%
  );
  mask-image: radial-gradient(
    ellipse 95% 105% at 34% 44%,
    #000 0%,
    rgba(0, 0, 0, 0.95) 58%,
    rgba(0, 0, 0, 0.55) 84%,
    transparent 110%
  );
}
.page-canvas--grid-navy.page-canvas--grid-h {
  opacity: var(--page-bg-n);
  background-image:
    linear-gradient(rgba(205, 218, 238, 0.05) 1px, transparent 1px),
    linear-gradient(rgba(205, 218, 238, 0.03) 1px, transparent 1px);
  background-size:
    var(--grid-minor) var(--grid-minor),
    var(--grid-major) var(--grid-major);
  background-position:
    var(--grid-origin-x) 0,
    var(--grid-origin-x) 0;
  -webkit-mask-image: radial-gradient(
    ellipse 95% 105% at 34% 44%,
    #000 0%,
    rgba(0, 0, 0, 0.95) 58%,
    rgba(0, 0, 0, 0.55) 84%,
    transparent 110%
  );
  mask-image: radial-gradient(
    ellipse 95% 105% at 34% 44%,
    #000 0%,
    rgba(0, 0, 0, 0.95) 58%,
    rgba(0, 0, 0, 0.55) 84%,
    transparent 110%
  );
}
.page-canvas--grid-light.page-canvas--grid-v {
  opacity: calc(1 - var(--page-bg-n));
  background-image:
    linear-gradient(90deg, rgba(20, 38, 77, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 38, 77, 0.03) 1px, transparent 1px);
  background-size:
    var(--grid-minor) var(--grid-minor),
    var(--grid-major) var(--grid-major);
  background-position:
    var(--grid-origin-x) 0,
    var(--grid-origin-x) 0;
  -webkit-mask-image: radial-gradient(
    ellipse 95% 105% at 34% 44%,
    #000 0%,
    rgba(0, 0, 0, 0.95) 58%,
    rgba(0, 0, 0, 0.55) 84%,
    transparent 110%
  );
  mask-image: radial-gradient(
    ellipse 95% 105% at 34% 44%,
    #000 0%,
    rgba(0, 0, 0, 0.95) 58%,
    rgba(0, 0, 0, 0.55) 84%,
    transparent 110%
  );
}
.page-canvas--grid-light.page-canvas--grid-h {
  opacity: calc(1 - var(--page-bg-n));
  background-image:
    linear-gradient(rgba(20, 38, 77, 0.05) 1px, transparent 1px),
    linear-gradient(rgba(20, 38, 77, 0.03) 1px, transparent 1px);
  background-size:
    var(--grid-minor) var(--grid-minor),
    var(--grid-major) var(--grid-major);
  background-position:
    var(--grid-origin-x) 0,
    var(--grid-origin-x) 0;
  -webkit-mask-image: radial-gradient(
    ellipse 95% 105% at 34% 44%,
    #000 0%,
    rgba(0, 0, 0, 0.95) 58%,
    rgba(0, 0, 0, 0.55) 84%,
    transparent 110%
  );
  mask-image: radial-gradient(
    ellipse 95% 105% at 34% 44%,
    #000 0%,
    rgba(0, 0, 0, 0.95) 58%,
    rgba(0, 0, 0, 0.55) 84%,
    transparent 110%
  );
}

/* オープニング：方眼の描画（縦＝上から／横＝左から） */
html.is-intro .page-canvas--grid-v {
  clip-path: inset(0 0 100% 0);
}
html.is-intro .page-canvas--grid-h {
  clip-path: inset(0 100% 0 0);
}
html.is-intro .page-canvas--grid-v,
html.is-intro .page-canvas--grid-h {
  transition: clip-path 0.95s cubic-bezier(0.4, 0, 0.2, 1);
}
html.is-intro.intro-grid-v .page-canvas--grid-v,
html:not(.is-intro) .page-canvas--grid-v {
  clip-path: inset(0);
}
html.is-intro.intro-grid-h .page-canvas--grid-h,
html:not(.is-intro) .page-canvas--grid-h {
  clip-path: inset(0);
}

@media (prefers-reduced-motion: reduce) {
  html.is-intro .page-canvas--grid-v,
  html.is-intro .page-canvas--grid-h {
    transition: none;
    clip-path: inset(0);
  }
}

/* 紺配色では紺のロゴ／アイコンを白へ反転。進行度を共有するので他と完全に同期する */
.site-header .logo img,
.section-label::before {
  filter: brightness(calc(1 - var(--theme-n))) invert(var(--theme-n));
}

/* ===== 03-base.css ===== */
* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  overflow-x: clip;
  background-color: var(--light-bg);
}
/* 初回描画中はスムーススクロールと背景トランジションを止め、復元スクロールのチラつきを防ぐ */
html.is-booting {
  scroll-behavior: auto;
  transition: none;
}
body {
  margin: 0;
  overflow-x: clip;
  font-family: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  color: var(--color-navy);
  background-color: transparent;
  line-height: var(--leading-body);
  font-size: var(--text-base);
  font-weight: 400;
  letter-spacing: 0.04em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 {
  font-family: "Zen Old Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: var(--leading-heading);
  color: var(--color-navy);
  margin: 0;
}

/* FV以外のタイポグラフィ */
section:not(.hero) h2,
.site-footer .footer-tagline {
  font-size: var(--text-h2);
}
section:not(.hero) h3,
.modal-section-label,
.value-cards-title,
.teacher-name,
.support-diagram .sd-title,
.achievement-feature-label {
  font-size: var(--text-h3);
}
section:not(.hero) h4 {
  font-size: var(--text-h3);
}
section:not(.hero) p,
section:not(.hero) li,
section:not(.hero) td,
section:not(.hero) th,
section:not(.hero) button,
section:not(.hero) h5,
.site-footer p,
.site-footer a,
.site-footer li {
  font-size: var(--text-base);
}

p { margin: 0; }
a { color: inherit; text-decoration: none; }

/* ===== Hover (opacity only) ===== */
a,
button,
[role="button"],
.teacher-card {
  transition: opacity 0.3s ease;
}
a:hover,
button:hover:not(:disabled),
[role="button"]:hover,
.teacher-card:hover,
[role="button"]:focus-visible {
  opacity: 0.7;
  outline: none;
}
/* テキストリンク／声・講師カードは下線アニメのみ（透明度は変えない） */
.achievement-toggle:hover,
.achievement-toggle:focus-visible,
.style-card-sample:hover,
.style-card-sample:focus-visible,
.voice-card:hover,
.voice-card:focus-visible,
.teacher-card:hover,
.teacher-card:focus-visible,
.campaign-banner-link:hover,
.campaign-banner-link:focus-visible {
  opacity: 1;
}
img, svg { display: block; max-width: 100%; }

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}
/* 外側幅は通常コンテナと同じ。左右に方眼整数マス分の inset を足して狭くする
   （小さい max-width で中央寄せすると、中間幅で方眼から外れるため） */
.container--narrow {
  max-width: var(--container-max);
  padding-left: calc(var(--container-pad) + var(--narrow-inset));
  padding-right: calc(var(--container-pad) + var(--narrow-inset));
}

/* ===== Section Common ===== */
section { padding: 144px 0; position: relative; }
.section-label {
  font-family: "Zen Old Mincho", serif;
  font-size: 16px;
  letter-spacing: 0.14em;
  color: var(--color-navy);
  margin-bottom: 8px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.section-label::before {
  content: "";
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  background: url("../images/logo-navy.svg") center / contain no-repeat;
}

/* ===== Brand Watermark ===== */
.brand-watermark {
  position: absolute;
  pointer-events: none;
  z-index: 0;
  background: url("../images/logo-beige.svg") center / contain no-repeat;
}
.brand-watermark--light {
  opacity: 0.22;
}
.brand-watermark--dark {
  opacity: 0.2;
}
.has-watermark { overflow: hidden; }
.has-watermark > .container { position: relative; z-index: 1; }
.section-title {
  position: relative;
  margin-bottom: 32px;
  line-height: var(--leading-heading);
}
.section-title.fade-in,
.section-title.fade-in.visible {
  margin-bottom: 120px;
}
/* 行頭の“をぶら下げて、本文の1文字目（親／安）を縦に揃える */
.section-title .quote-hang {
  position: absolute;
  transform: translateX(-100%);
}
section:not(.hero) p.section-lead {
  color: var(--color-text);
  font-size: 20px;
  max-width: 740px;
  margin-bottom: 64px;
}
.section-head { margin-bottom: 64px; }

/* ===== 04-header.css ===== */
/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background-color 0.4s ease, border-color 0.4s ease;
}
.site-header.scrolled {
  background: color-mix(in srgb, var(--color-white) 92%, transparent);
  border-bottom-color: var(--color-border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0 var(--container-pad);
  box-sizing: border-box;
  height: 96px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 16px;
}
.logo img {
  height: 48px;
  width: auto;
  transition: filter 0.4s ease;
}
/* FVページ：トップ（紺方眼）ではヘッダーロゴを透明にし、白方眼 or スクロールで表示 */
.site-header--hero .logo img {
  opacity: calc(1 - var(--page-bg-n));
}
.site-header--hero.scrolled .logo img {
  opacity: 1;
}
.site-header--hero:not(.scrolled) .logo {
  pointer-events: none;
}
.site-header--hero.scrolled .logo,
:root.is-light-page .site-header--hero:not(.scrolled) .logo {
  pointer-events: auto;
}
/* FVの深紺背景に重なる間（未スクロール・紺方眼）はヘッダーの文字を白に */
.site-header--hero:not(.scrolled) .nav-list a:not(.nav-cta) {
  color: var(--hero-fg);
}
.site-header--hero:not(.scrolled) .nav-list a:not(.nav-cta)::after {
  background: var(--hero-fg);
}
.site-header--hero:not(.scrolled) .nav-cta {
  background: color-mix(in srgb, transparent calc(var(--page-bg-n) * 100%), var(--light-navy));
  border-color: var(--hero-fg);
  color: var(--light-surface) !important;
}
.site-header--hero:not(.scrolled) .hamburger span {
  background: var(--hero-fg);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-list a:not(.nav-cta) {
  font-size: 14px;
  letter-spacing: 0.14em;
  color: var(--color-text);
  font-weight: 400;
  position: relative;
  padding: 8px 0;
  transition: color 0.4s ease;
}
.nav-list a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 0;
  height: 1px;
  background: var(--color-gold);
  transition: width 0.3s ease, left 0.3s ease;
}

.nav-list a.nav-cta,
.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-sizing: border-box;
  min-height: 48px;
  padding: 16px 32px !important;
  background: var(--color-navy);
  color: var(--color-white) !important;
  font-size: var(--text-base);
  line-height: var(--leading-compact);
  letter-spacing: 0.1em;
  white-space: nowrap;
  border: 1px solid var(--color-navy);
  border-radius: var(--radius-sm);
  transition: background-color 0.4s ease, border-color 0.4s ease;
}
.nav-list a.nav-cta::after,
.nav-cta::after { display: none !important; }

.hamburger {
  display: none;
  width: 32px;
  height: 24px;
  position: relative;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}
.hamburger span {
  display: block;
  position: absolute;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--color-navy);
  transition: transform 0.3s ease, opacity 0.3s ease, top 0.3s ease, background-color 0.4s ease;
}
.hamburger span:nth-child(1) { top: 4px; }
.hamburger span:nth-child(2) { top: 12px; }
.hamburger span:nth-child(3) { top: 20px; }
.hamburger.open span:nth-child(1) { top: 12px; transform: rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { top: 12px; transform: rotate(-45deg); }
.hamburger.open span {
  background: var(--color-navy);
}
.site-header--hero:not(.scrolled) .hamburger.open span {
  background: var(--color-navy);
}

/* ===== 05-hero.css ===== */
/* ===== Hero ===== */
/* 背景は .page-canvas に委譲。FVはコンテンツのみ
 *
 * スライダー帯（.page-canvas--vision-photo）は fixed で top:50% + margin-top:-band/2。
 * hero-lead は absolute のままスクロールに追従する。
 * 初回表示の中央揃えは --fv-vh / --hero-lead-nudge（JS）で、
 * hero 高さとリード位置を画面中央＝帯中央に合わせる。
 */
.hero {
  position: relative;
  height: var(--fv-vh, 100dvh);
  min-height: var(--fv-vh, 100dvh);
  padding: 0 var(--container-pad);
  overflow: visible;
  display: flex;
  align-items: stretch;
  justify-content: center;
  background: transparent;
  box-sizing: border-box;
}
/* FVコンテンツ幅：通常コンテナと同じ 1200px 相当 */
.hero .container {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--container-inner);
  height: 100%;
  margin: 0 auto;
  padding: 0;
  box-sizing: border-box;
}
.hero-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: left;
}
.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
}
/* スライダー帯と同じ高さの枠。コアだけ帯の上下中央へ */
.hero-lead {
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: var(--photo-band);
  margin-top: calc(var(--photo-band) / -2);
  transform: translateY(var(--hero-lead-nudge, 0px));
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: visible;
  box-sizing: border-box;
}
.hero-lead-core {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: 100%;
}
/* 帯の高さ計算から外し、コア直下から下方向へ流す */
.hero-lead-below {
  flex: 0 0 auto;
  height: 0;
  overflow: visible;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: 100%;
}
.hero-eyebrow {
  margin: 0 0 24px;
  line-height: 0;
}
.hero-eyebrow img {
  display: block;
  height: 72px;
  width: auto;
  filter: brightness(calc(1 - var(--page-bg-n))) invert(var(--page-bg-n));
}
.hero-eyebrow::before { display: none; }
.hero h1 {
  font-family: "Zen Old Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: 64px;
  line-height: var(--leading-heading);
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--hero-fg);
  margin: 0;
  font-feature-settings: "halt" 1;
}
.hero-br { display: inline; }
.hero-sub {
  font-family: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 18px;
  font-weight: 400;
  color: var(--hero-fg);
  line-height: var(--leading-body);
  letter-spacing: 0.06em;
  margin: 40px 0 0;
  width: 100%;
}
.hero-achievements {
  margin: 24px 0 0;
  width: 100%;
}
.hero-achievements::before {
  content: "";
  display: block;
  width: 600px;
  max-width: 100%;
  height: 1px;
  margin: 0 0 24px;
  background: color-mix(in srgb, var(--hero-fg) 30%, transparent);
}
.hero-achievements-schools {
  margin: 0;
  padding: 0;
  font-family: "Zen Old Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: 16px;
  font-weight: 400;
  color: var(--hero-fg);
  line-height: var(--leading-body);
  letter-spacing: 0.08em;
}
.hero-achievements-schools .sep {
  display: inline-block;
  margin: 0 8px;
  color: color-mix(in srgb, var(--hero-fg) 45%, transparent);
  font-weight: 400;
}

/* ===== 06-campaign-banner.css ===== */
/* ===== Campaign Banner（画面右下固定・画像） ===== */
.campaign-banner {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 90;
  display: block;
  width: 224px;
  padding: 0;
  overflow: visible;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  box-shadow: 0 18px 48px rgba(4, 12, 32, 0.48);
  box-sizing: border-box;
  transition: opacity 0.9s ease, transform 0.9s ease, filter 0.9s ease;
}
.campaign-banner-link {
  display: block;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
}
.campaign-banner-image {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
}
.campaign-banner.is-hidden {
  opacity: 0 !important;
  pointer-events: none;
  transform: none !important;
  filter: none !important;
  transition: opacity 0.15s ease !important;
}
.campaign-banner-close {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: auto;
  height: auto;
  margin: 0;
  padding: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  color: #ffffff;
  font-family: inherit;
  font-size: 20px;
  font-weight: 400;
  line-height: 1;
  cursor: pointer;
  box-shadow: none;
  text-shadow: 0 1px 4px rgba(4, 12, 32, 0.48);
}
.campaign-banner-close:hover,
.campaign-banner-close:focus-visible {
  opacity: 0.72;
  outline: none;
}

.cta-row {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

/* ===== 07-cta-band.css ===== */
/* ===== CTA Band (between Hero and Vision) ===== */
/* 背景はページ方眼に委ね、文字・ボタンは --page-bg-n / --hero-fg に追従 */
.cta-band {
  position: relative;
  padding: 0;
  overflow: visible;
  background: transparent;
}
.cta-band > .container {
  position: relative;
  z-index: 1;
  background: transparent;
  padding-top: 48px;
  padding-bottom: 48px;
}
/* FV直下の「無料相談はこちら」は上を少し空ける */
.hero + .cta-band > .container {
  padding-top: 96px;
}
/* セクション内にネストした CTA は親コンテナの幅に合わせ、左右余白の二重加算を防ぐ */
.container .cta-band > .container {
  max-width: none;
  width: 100%;
  padding-left: 0;
  padding-right: 0;
}
.cta-band-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0;
}
.cta-band .cta-band-title {
  margin: 0 0 16px;
  font-size: 32px;
  color: var(--hero-fg);
}
.cta-band-lead {
  margin: 0 0 32px;
  max-width: 36em;
  font-size: var(--text-base);
  font-weight: 400;
  line-height: var(--leading-body);
  letter-spacing: 0.04em;
  color: var(--hero-fg);
}
.cta-band .cta-row {
  justify-content: center;
}
/* 紺方眼時：白塗り／白枠。白方眼時：紺塗り／紺枠（通常ボタンに近い） */
.cta-band .btn-line {
  background: color-mix(in srgb, var(--light-surface) calc(var(--page-bg-n) * 100%), var(--light-navy));
  color: color-mix(in srgb, var(--light-navy) calc(var(--page-bg-n) * 100%), var(--light-surface));
  border: 1px solid color-mix(in srgb, var(--light-surface) calc(var(--page-bg-n) * 100%), var(--light-navy));
}
.cta-band .btn-secondary {
  background: transparent;
  color: var(--hero-fg);
  border: 1px solid var(--hero-fg);
}
.cta-band .btn-secondary.btn-mail::before {
  filter: brightness(0) invert(var(--page-bg-n));
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 16px 40px;
  font-size: var(--text-base);
  letter-spacing: 0.2em;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
  font-family: inherit;
  min-width: 288px;
  border-radius: var(--radius-sm);
}
.btn-primary {
  background: var(--color-navy);
  color: var(--color-white);
  border-color: var(--color-navy);
}
.btn-secondary {
  background: transparent;
  color: var(--color-navy);
  border: 1px solid var(--color-navy);
}
.btn-line {
  background: var(--color-navy);
  color: var(--color-white);
  border: 1px solid var(--color-navy);
}
.btn-mail::before,
.btn-line::before {
  content: "";
  display: block;
  flex-shrink: 0;
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
}
.btn-mail::before {
  width: 24px;
  height: 16px;
  background-image: url("../images/mail-icon.svg");
}
.btn-line::before {
  width: 24px;
  height: 24px;
  background-image: url("../images/line-icon.svg");
}
.btn-secondary.btn-mail::before {
  filter: brightness(0) saturate(100%) invert(14%) sepia(25%) saturate(1669%) hue-rotate(184deg) brightness(89%) contrast(96%);
}

/* ===== 08-achievements.css ===== */
/* ===== Achievements ===== */
.achievements { background: transparent; }
.achievement-feature {
  position: relative;
  isolation: isolate;
  margin-bottom: 40px;
  padding: 32px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: transparent;
  box-sizing: border-box;
}
.achievement-feature::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  background: var(--glass-navy);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-edge);
  box-sizing: border-box;
  pointer-events: none;
}
.achievement-feature > * {
  position: relative;
  z-index: 1;
}
.achievement-feature-label {
  display: inline-block;
  width: fit-content;
  max-width: 100%;
  font-family: "Zen Old Mincho", serif;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.4;
  color: #ffffff;
  margin: 0 0 32px;
  padding: 0;
  background: transparent;
}
.achievement-list {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  margin: 0 0 32px;
  padding: 0;
}
.achievement-list-row {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 8px;
}
.achievement-list .school {
  display: inline-block;
  margin: 0;
  padding: 8px 16px;
  font-family: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 18px;
  font-weight: 400;
  color: var(--light-navy);
  line-height: 1.4;
  letter-spacing: 0.08em;
  background: #ffffff;
}
.small-note {
  font-size: var(--text-note);
  color: var(--color-muted);
  letter-spacing: 0.1em;
  margin-top: 40px;
}

/* Achievements accordion */
.achievement-more { margin-top: 0; }
.achievement-toggle {
  display: inline-flex;
  align-items: center;
  gap: 32px;
  width: fit-content;
  max-width: 100%;
  margin: 0;
  padding: 0 0 8px;
  border: none;
  /* 代表紹介リンクと同じ：グレー下線 + 左40pxアクセント → hoverで100% */
  background-color: transparent;
  background-image:
    linear-gradient(
      color-mix(in srgb, #ffffff calc(var(--page-bg-n) * 100%), var(--light-navy)),
      color-mix(in srgb, #ffffff calc(var(--page-bg-n) * 100%), var(--light-navy))
    ),
    linear-gradient(
      color-mix(in srgb, #ffffff calc(var(--page-bg-n) * 45%), var(--light-muted-light)),
      color-mix(in srgb, #ffffff calc(var(--page-bg-n) * 45%), var(--light-muted-light))
    );
  background-size: 40px 1px, 100% 1px;
  background-position: left bottom, left bottom;
  background-repeat: no-repeat;
  transition: background-size 0.35s ease;
  /* 白背景なし：紺方眼時は白、明転後は紺 */
  color: color-mix(in srgb, #ffffff calc(var(--page-bg-n) * 100%), var(--light-navy));
  font-family: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: var(--text-base);
  font-weight: 700;
  letter-spacing: 0.14em;
  cursor: pointer;
}
.achievement-toggle:hover,
.achievement-toggle:focus-visible {
  background-size: 100% 1px, 100% 1px;
}
.achievement-toggle::after {
  content: "";
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  background-color: transparent;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' fill='none'%3E%3Cpath d='M6 2.5v7M2.5 6h7' stroke='%2314264d' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center;
  /* アイコン色もページ背景に合わせる */
  filter: brightness(0) invert(calc(var(--page-bg-n)));
}
.achievement-toggle[aria-expanded="true"]::after {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' fill='none'%3E%3Cpath d='M2.5 6h7' stroke='%2314264d' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
}
.achievement-feature .achievement-toggle {
  color: #ffffff;
  background-image:
    linear-gradient(#ffffff, #ffffff),
    linear-gradient(
      color-mix(in srgb, #ffffff 45%, transparent),
      color-mix(in srgb, #ffffff 45%, transparent)
    );
}
.achievement-feature .achievement-toggle::after {
  filter: brightness(0) invert(1);
}
.achievement-feature .achievement-more {
  padding-top: 32px;
  border-top: 1px solid color-mix(in srgb, #ffffff 16%, transparent);
}

.achievement-all {
  overflow: hidden;
  height: 0;
  opacity: 0;
  transition: height 0.5s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.4s ease;
}
.achievement-all.open { opacity: 1; }
.achievement-all-inner {
  padding-top: 32px;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  width: 100%;
  gap: 0;
}
.achievement-row {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 24px;
  width: 100%;
  max-width: 100%;
  margin: 0;
  padding: 40px 0;
  border: none;
  border-top: 1px solid color-mix(in srgb, #ffffff calc(var(--page-bg-n) * 28%), var(--light-border));
  background: transparent;
  box-sizing: border-box;
}
.achievement-feature .achievement-row {
  border-top: 1px solid color-mix(in srgb, #ffffff 16%, transparent);
}
.achievement-row:first-child {
  border-top: none;
  padding-top: 0;
}
.achievement-row-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: start;
  box-sizing: border-box;
  min-width: 56px;
  padding: 8px 8px;
  background: var(--light-navy);
  border-radius: var(--radius-sm);
  font-family: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: var(--text-note);
  font-weight: 700;
  color: var(--light-surface);
  letter-spacing: 0.16em;
  line-height: var(--leading-compact);
  white-space: nowrap;
}
.achievement-row-list {
  font-size: var(--text-base);
  color: color-mix(in srgb, #ffffff calc(var(--page-bg-n) * 100%), var(--light-navy));
  line-height: var(--leading-body);
  letter-spacing: 0.04em;
  margin: 0;
}
.achievement-feature .achievement-row-list {
  color: #ffffff;
}
.achievement-row-list span::before {
  content: "／";
  color: color-mix(in srgb, #ffffff calc(var(--page-bg-n) * 45%), var(--light-muted-light));
  margin: 0 0.5em;
}
.achievement-feature .achievement-row-list span::before {
  color: color-mix(in srgb, #ffffff 45%, transparent);
}
.achievement-note {
  display: block;
  width: 100%;
  max-width: 100%;
  margin: 48px 0 0;
  padding: 0;
  font-size: 14px;
  color: color-mix(in srgb, #ffffff calc(var(--page-bg-n) * 70%), var(--light-muted));
  background: transparent;
}
.achievement-feature .achievement-note {
  color: #ffffff;
}

/* ===== 09-vision.css ===== */
/* ===== Vision & Concept ===== */
.vision {
  background: transparent;
  color: var(--color-text);
  position: relative;
  padding-top: 200px;
  padding-bottom: 128px;
}
.vision .section-title { color: var(--color-navy); }
.vision .container { position: relative; z-index: 1; }
/* 見出し → 本文の縦並び。本文は画面中央寄せ */
.vision-layout {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
  margin-bottom: 0;
}
.vision-copy-col {
  width: 100%;
}
.vision-copy {
  margin: 0;
  width: 100%;
  position: static;
}
.vision .vision-copy,
.vision .section-title.vision-copy.fade-in,
.vision .section-title.vision-copy.fade-in.visible {
  font-size: 48px;
  margin-bottom: 120px;
}
.vision-body {
  position: relative;
  width: 100%;
  max-width: 740px;
  margin: 0 auto;
}
/* ここだけ本文も明朝体。共通の p ルールより詳細度を上げるため .vision を付ける */
.vision .vision-body p {
  font-family: "Zen Old Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: 18px;
  line-height: 2.4;
  color: var(--color-text);
  letter-spacing: 0.06em;
  margin: 0 0 32px;
}
.vision-body p:last-child {
  margin-bottom: 0;
}
.vision-accent {
  color: inherit;
  position: relative;
  white-space: nowrap;
}
.vision .support-diagram {
  margin-top: 0;
}

/* 固定背景：塗りと方眼のあいだを流れる写真帯 */
.page-canvas--vision-photo .vision-marquee-track {
  display: flex;
  width: max-content;
  height: 100%;
  will-change: transform;
  animation: vision-marquee 90s linear infinite;
}
.page-canvas--vision-photo .vision-marquee-set {
  display: flex;
  align-items: stretch;
  gap: 8px;
  padding-right: 8px;
  height: 100%;
}
.page-canvas--vision-photo .vision-marquee-item {
  position: relative;
  flex-shrink: 0;
  width: 480px;
  height: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.page-canvas--vision-photo .vision-marquee-item img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* FVは元色寄り／離脱後は少しだけ背景に寄せる */
  filter:
    saturate(calc(1 - var(--past-hero) * 0.15 - (1 - var(--page-bg-n)) * 0.25))
    contrast(calc(1.08 + var(--past-hero) * 0.04))
    brightness(calc(1.05 - var(--page-bg-n) * (0.12 + var(--past-hero) * 0.08)));
}
/* FVは色味をほぼ残し、離脱後は少しだけ背景色へ */
.page-canvas--vision-photo .vision-marquee-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: color-mix(in srgb, #071833 calc(var(--page-bg-n) * 100%), #ffffff);
  mix-blend-mode: color;
  opacity: calc(0.12 + var(--past-hero) * 0.18 + (1 - var(--page-bg-n)) * 0.35);
  pointer-events: none;
  z-index: 1;
}
@keyframes vision-marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .page-canvas--vision-photo .vision-marquee-track { animation: none; }
}
.concept-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}
.concept-item {
  position: relative;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
}
.concept-num {
  font-family: "Zen Old Mincho", serif;
  font-size: 32px;
  color: var(--color-gold);
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: 16px;
  line-height: var(--leading-solid);
}
.concept-en {
  font-family: "Zen Old Mincho", serif;
  font-size: var(--text-decor);
  letter-spacing: 0.34em;
  color: var(--color-gold-dark);
  text-transform: uppercase;
  display: block;
  margin-bottom: 16px;
}
.concept-title {
  color: var(--color-navy);
  margin-bottom: 16px;
  letter-spacing: 0.08em;
}
.concept-text {
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: var(--leading-body);
}

/* ===== 10-support-diagram.css ===== */
/* ===== Support Diagram (子どもに自信を ─ 導究会の伴走 ─ 親に安心を) ===== */
/* このセクション内で色・サイズが完結するよう CSS 変数で管理（フォントは指定しない＝既存を踏襲） */
.support-diagram {
  --sd-bg: var(--color-bg-soft);          /* 図全体の背景（オフホワイト系） */
  --sd-card-bg: var(--color-white);     /* カード背景 */
  --sd-text: var(--color-navy);         /* 見出し・主要テキスト（深いネイビー） */
  --sd-muted: var(--color-text);   /* 本文テキスト */
  --sd-accent: var(--color-gold);       /* アクセント（控えめなゴールド） */
  --sd-accent-dark: var(--color-gold-dark);
  --sd-line: var(--color-border);         /* 薄いベージュ系の線 */
  --sd-radius: var(--radius-lg);
  --sd-link: 56px;                /* 左右と中央をつなぐ接続線の長さ */

  background: var(--sd-bg);
  border: 1px solid var(--sd-line);
  border-radius: var(--sd-radius);
  padding: clamp(40px, 5vw, 72px) clamp(24px, 4vw, 56px);
}

/* 横3カラム。中央が左右を支える構造に見えるよう、中央を広く取り上下中央で接続 */
.support-diagram .sd-row {
  display: grid;
  grid-template-columns: 1fr var(--sd-link) 1.18fr var(--sd-link) 1fr;
  align-items: center;
}

/* 左右と中央をつなぐ控えめなドットライン（矢印は使わない＝支え合いの関係を示す） */
.support-diagram .sd-link-line {
  height: 0;
  border-top: 1px dotted var(--sd-line);
}

/* カード共通 */
.support-diagram .sd-card {
  background: var(--sd-card-bg);
  border: 1px solid var(--sd-line);
  border-radius: var(--sd-radius);
  padding: 32px;
  text-align: center;
}
.support-diagram .sd-title {
  margin: 0;
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: var(--leading-heading);
  color: var(--sd-text);
}
.support-diagram .sd-subtitle {
  margin: 16px 0 0;
  font-size: var(--text-base);
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--sd-accent-dark);
}
.support-diagram .sd-text {
  margin: 16px 0 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  letter-spacing: 0.02em;
  color: var(--sd-muted);
  text-align: left;
}

/* 中央カード：派手にせず、余白・枠線・配置で上品に強調 */
.support-diagram .sd-card--center {
  padding: 48px 40px;
  margin: -16px 0;            /* 上下に少しはみ出させ、左右を支える“中心”に見せる */
  border-color: var(--sd-accent);
  background: var(--sd-card-bg);
}
.support-diagram .sd-card--center .sd-title {
  padding-bottom: 24px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--sd-line);
}
.support-diagram .sd-list {
  list-style: none;
  margin: 0;
  padding: 0;
  text-align: left;
  display: inline-block;
}
.support-diagram .sd-list li {
  position: relative;
  padding: 8px 0 8px 24px;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  letter-spacing: 0.03em;
  color: var(--sd-text);
}
.support-diagram .sd-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.05em;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--sd-accent);
}

/* ===== 11-values.css ===== */
/* ===== Value Cards (3つの価値: 教科指導 / 受験戦略 / ご家庭のケア) ===== */
.values {
  background: transparent;
  padding-top: 128px;
}
.value-cards-head {
  margin-bottom: 48px;
}
.value-cards-title {
  font-family: "Zen Old Mincho", serif;
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: var(--leading-heading);
  color: var(--color-navy);
  margin: 0;
}
/* 01〜03を1枚のすりガラス内に3分割 */
.value-cards {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  column-gap: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.value-cards::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  background: var(--glass-navy);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-edge);
  box-sizing: border-box;
  pointer-events: none;
}
.value-card {
  position: relative;
  z-index: 1;
  padding: 32px;
  display: flex;
  flex-direction: column;
}
.value-card + .value-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  height: 100%;
  background: color-mix(in srgb, #ffffff 16%, transparent);
}
/* 番号：横書き Feature01（タイトル上・14px） */
.value-card-num {
  display: inline-flex;
  align-items: center;
  align-self: center;
  width: fit-content;
  margin: 0 0 4px;
  padding: 0;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.12em;
  line-height: 1.4;
  color: #ffffff;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  box-sizing: border-box;
}
.value-card-title {
  position: relative;
  display: inline-flex;
  align-items: center;
  align-self: center;
  width: fit-content;
  max-width: 100%;
  font-size: 20px;
  font-weight: 700;
  color: var(--light-navy);
  text-align: center;
  letter-spacing: 0.1em;
  line-height: 1.4;
  margin: 0 0 32px;
  padding: 8px 16px;
  background: #ffffff;
  border-radius: var(--radius-sm);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}
.value-card-title:has(+ .value-block) {
  margin-bottom: 24px;
}
.value-card .value-block {
  flex: 1 1 auto;
  margin: 0 0 40px;
}
.value-card .value-card-lead {
  margin: 0;
  margin-top: auto;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  letter-spacing: 0.04em;
  color: #ffffff;
}
.value-block + .value-block { margin-top: 32px; }
.value-label {
  display: inline-block;
  font-size: var(--text-base);
  font-weight: 400;
  letter-spacing: 0.04em;
  margin-bottom: 16px;
}
/* 「こんなお悩みに」は静かな紺色の小見出し（太字） */
.value-label--worry {
  color: var(--color-navy);
  font-weight: 700;
}
.value-label--solve { color: var(--color-navy); }
.value-worry {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  letter-spacing: 0.04em;
  color: #ffffff;
}
.value-quote {
  display: block;
  margin-bottom: 16px;
  font-weight: 700;
  line-height: var(--leading-body);
  letter-spacing: 0.04em;
  color: #ffffff;
}
.value-quote::before { content: "\201C"; }
.value-quote::after { content: "\201D"; }
.value-quote:last-child { margin-bottom: 0; }
.value-solve {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  letter-spacing: 0.04em;
  color: var(--color-text);
}

/* ===== 12-voices.css ===== */
/* ===== Voices / Style（紺〜水色の光グラデーション背景） ===== */
.voices,
.style-section {
  position: relative;
  z-index: 0;
  /* 紺背景：紺モード時も光が差すグラデーションを常時表示 */
  background:
    radial-gradient(
      ellipse 58% 48% at 50% 18%,
      rgba(160, 200, 240, 0.28) 0%,
      rgba(90, 140, 200, 0.14) 32%,
      rgba(40, 80, 140, 0) 68%
    ),
    radial-gradient(
      ellipse 52% 55% at 12% 28%,
      rgba(120, 180, 230, 0.32) 0%,
      rgba(70, 120, 180, 0.16) 38%,
      transparent 70%
    ),
    radial-gradient(
      ellipse 48% 50% at 88% 22%,
      rgba(140, 190, 235, 0.26) 0%,
      rgba(60, 110, 170, 0.12) 42%,
      transparent 72%
    ),
    radial-gradient(
      ellipse 70% 45% at 50% 88%,
      rgba(100, 160, 220, 0.18) 0%,
      rgba(40, 80, 140, 0.08) 40%,
      transparent 72%
    ),
    linear-gradient(
      165deg,
      #0a2040 0%,
      #071833 28%,
      #051428 55%,
      #031020 78%,
      #061830 100%
    );
  background-attachment: fixed;
}
/* 明転後にセクション独自のライトグラデーションをフェードイン
   白〜水色の光が差すような発光感 */
.voices::before,
.style-section::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: calc(1 - var(--page-bg-n));
  background:
    /* 中央上：白い強い光 */
    radial-gradient(
      ellipse 58% 48% at 50% 18%,
      rgba(255, 255, 255, 1) 0%,
      rgba(255, 255, 255, 0.92) 22%,
      rgba(255, 255, 255, 0.45) 48%,
      rgba(255, 255, 255, 0) 72%
    ),
    /* 左上：水色の光 */
    radial-gradient(
      ellipse 52% 55% at 12% 28%,
      rgba(186, 220, 245, 0.85) 0%,
      rgba(210, 232, 248, 0.5) 35%,
      rgba(230, 242, 252, 0) 68%
    ),
    /* 右上〜中央：淡い水色ハイライト */
    radial-gradient(
      ellipse 48% 50% at 88% 22%,
      rgba(200, 228, 248, 0.75) 0%,
      rgba(220, 238, 250, 0.4) 40%,
      transparent 70%
    ),
    /* 下部中央：柔らかな白の反射 */
    radial-gradient(
      ellipse 70% 45% at 50% 88%,
      rgba(255, 255, 255, 0.9) 0%,
      rgba(236, 246, 252, 0.45) 40%,
      transparent 72%
    ),
    /* ベース：白→水色のベース */
    linear-gradient(
      165deg,
      #ffffff 0%,
      #eef6fc 28%,
      #e4f0f9 55%,
      #dcebf6 78%,
      #e8f3fa 100%
    );
  background-attachment: fixed;
}
/* 見出し・リード文を中央揃え。このセクションだけ見出し〜リードの余白を狭く */
.voices .section-head {
  text-align: center;
}
.voices .section-head .section-title.fade-in,
.voices .section-head .section-title.fade-in.visible {
  margin-bottom: 64px;
}
.voices .section-head .section-lead {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}
.voices-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  align-items: stretch;
}
.voice-card {
  --voice-rule: 32px;
  --voice-pad-x: 40px;
  --voice-pad-y: 48px;
  --voice-quote-lines: 4;
  width: 100%;
  min-width: 0;
  /* 白銀比（1:√2） */
  aspect-ratio: 1 / 1.414;
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  padding: var(--voice-pad-y) var(--voice-pad-x);
  border: none;
  position: relative;
  box-sizing: border-box;
  cursor: pointer;
  transition: opacity 0.3s ease;
  overflow: hidden;
  box-shadow: 0 2px 14px rgba(20, 38, 77, 0.05);
}
.voice-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, color-mix(in srgb, var(--color-navy) 5%, transparent) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in srgb, var(--color-navy) 5%, transparent) 1px, transparent 1px);
  background-size: var(--voice-rule) var(--voice-rule);
  /* パディング位置から方眼を開始し、各行がマス目に収まるようにする */
  background-position: var(--voice-pad-x) var(--voice-pad-y);
  pointer-events: none;
  z-index: 0;
}
.voice-card > * {
  position: relative;
  z-index: 1;
  /* 高さ固定のカード内で内容が押し潰されて重ならないようにする */
  flex-shrink: 0;
}
.voice-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  align-self: flex-start;
  /* 固定比率のカード内で常に下端に配置する */
  margin-top: auto;
  padding-bottom: 8px;
  line-height: var(--voice-rule);
  font-size: var(--text-base);
  letter-spacing: 0.14em;
  color: var(--color-text);
  font-weight: 500;
  flex-shrink: 0;
}
.voice-card::before {
  content: "“";
  position: absolute;
  top: 32px;
  left: 24px;
  font-family: "Zen Old Mincho", serif;
  font-size: 32px;
  color: var(--color-navy);
  line-height: var(--leading-solid);
  opacity: 1;
  z-index: 1;
  pointer-events: none;
}
.voice-meta {
  font-family: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: var(--text-base);
  letter-spacing: 0.06em;
  color: var(--color-text);
  margin: 0 0 var(--voice-rule);
  padding: 0;
  line-height: var(--voice-rule);
  display: block;
  text-align: left;
  flex-shrink: 0;
}
.voice-text {
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: var(--voice-rule);
  margin: 0 0 var(--voice-rule);
  padding: 0;
  display: block;
  text-align: left;
  height: calc(var(--voice-rule) * var(--voice-quote-lines));
  box-sizing: border-box;
  overflow: hidden;
}
.voice-em {
  font-family: "Zen Old Mincho", serif;
  font-size: 20px;
  font-style: normal;
  font-weight: 500;
  color: var(--color-navy);
  letter-spacing: 0.02em;
  line-height: var(--voice-rule);
  display: block;
  text-align: left;
}

/* ===== 13-teachers.css ===== */
/* ===== Teachers ===== */
.teachers { background: transparent; }
.teachers-grid {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
/* カード1枚のとき（小林カード非表示中）は元の半分・左寄せ */
.teachers-grid:has(> .teacher-card:only-child),
.teachers-grid--single {
  grid-template-columns: 1fr;
  width: 50%;
  max-width: 50%;
  margin-left: 0;
  margin-right: auto;
}
.teachers-grid::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  background: var(--glass-navy);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-edge);
  box-sizing: border-box;
  pointer-events: none;
}
.teacher-card {
  position: relative;
  z-index: 1;
  background: transparent;
  padding: 48px;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  text-align: left;
  border: none;
  cursor: pointer;
  box-sizing: border-box;
}
.teacher-card + .teacher-card {
  border-left: 1px solid color-mix(in srgb, #ffffff 16%, transparent);
}
.teacher-role {
  display: inline-block;
  width: fit-content;
  margin: 0 0 8px;
  padding: 4px 8px;
  background: #ffffff;
  border-radius: var(--radius-sm);
  font-family: "Zen Old Mincho", serif;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.1em;
  line-height: var(--leading-compact);
  color: var(--light-navy);
}
.teacher-photo {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  margin: 0 0 24px;
  overflow: hidden;
  background: color-mix(in srgb, #ffffff 8%, transparent);
}
.teacher-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
}
.teachers-grid .teacher-name {
  color: #ffffff;
}
.teachers-grid .name-ruby {
  color: color-mix(in srgb, #ffffff 78%, transparent);
}
.teacher-name {
  margin: 0 0 24px;
}
.name-ruby {
  font-family: "Zen Old Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.06em;
  margin-left: 16px;
  white-space: nowrap;
}
.teacher-catch {
  flex: 1 1 auto;
  margin: 0 0 24px;
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: var(--leading-body);
}
.teachers-grid .teacher-catch {
  color: color-mix(in srgb, #ffffff 88%, transparent);
}
.teacher-link {
  font-size: var(--text-base);
  color: var(--color-navy);
  letter-spacing: 0.14em;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  align-self: flex-end;
  margin: 0 0 0 auto;
  padding-bottom: 8px;
}

.teacher-link::after,
.voice-link::after {
  content: "";
  flex-shrink: 0;
  width: 8px;
  height: 9px;
  border: none;
  background: var(--color-navy);
  clip-path: polygon(0 0, 100% 50%, 0 100%);
}

/* CTA以外のテキストリンク共通：グレー下線 + 左40px紺 → hoverで紺が100% */
.voice-link,
.teacher-link {
  gap: 32px;
  background-image:
    linear-gradient(var(--color-navy), var(--color-navy)),
    linear-gradient(var(--color-muted-light), var(--color-muted-light));
  background-size: 40px 1px, 100% 1px;
  background-position: left bottom, left bottom;
  background-repeat: no-repeat;
  transition: background-size 0.35s ease;
}
.voice-link:hover,
.teacher-link:hover,
.voice-card:hover .voice-link,
.teacher-card:hover .teacher-link {
  background-size: 100% 1px, 100% 1px;
}
.teachers-grid .teacher-link {
  color: #ffffff;
  background-image:
    linear-gradient(#ffffff, #ffffff),
    linear-gradient(
      color-mix(in srgb, #ffffff 45%, transparent),
      color-mix(in srgb, #ffffff 45%, transparent)
    );
}
.teachers-grid .teacher-link::after {
  background: #ffffff;
}

/* ===== 14-modals.css ===== */
/* ===== Teacher Modal ===== */
.teacher-modal-overlay {
  position: fixed;
  inset: 0;
  background: color-mix(in srgb, var(--light-navy) 78%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.35s ease, visibility 0.35s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.teacher-modal-overlay.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.teacher-modal-shell {
  position: relative;
  width: 100%;
  max-width: 1160px;
}
.teacher-modal {
  --theme-n: 0;
  --color-navy: var(--light-navy);
  --color-text: #ffffff;
  --color-muted: color-mix(in srgb, #ffffff 78%, transparent);
  --color-muted-light: color-mix(in srgb, #ffffff 45%, transparent);
  --color-border: color-mix(in srgb, #ffffff 16%, transparent);
  --color-white: #ffffff;
  --color-placeholder-bg: color-mix(in srgb, #ffffff 8%, transparent);

  position: relative;
  isolation: isolate;
  width: 100%;
  max-height: calc(100dvh - 48px);
  overflow-x: hidden;
  overflow-y: auto;
  padding: 72px 80px 80px;
  border-radius: var(--radius-lg);
  box-sizing: border-box;
  color: #ffffff;
  border: 1px solid var(--glass-border);
  /* 多層グラデ（明るさをさらに抑える） */
  background:
    radial-gradient(
      ellipse 72% 56% at 12% 0%,
      rgba(150, 184, 236, 0.36) 0%,
      rgba(96, 136, 200, 0.16) 36%,
      transparent 68%
    ),
    radial-gradient(
      ellipse 64% 48% at 96% 100%,
      rgba(40, 72, 128, 0.4) 0%,
      transparent 62%
    ),
    linear-gradient(
      155deg,
      #2a4a7e 0%,
      #1e3a66 38%,
      #163054 72%,
      #0f2444 100%
    );
  backdrop-filter: blur(20px) saturate(1.08);
  -webkit-backdrop-filter: blur(20px) saturate(1.08);
  box-shadow:
    0 24px 64px rgba(0, 0, 0, 0.45),
    var(--glass-edge);
  transform: translateY(24px);
  transition: transform 0.35s ease;
  scrollbar-width: thin;
  scrollbar-color: color-mix(in srgb, #ffffff 35%, transparent) transparent;
}
.teacher-modal::-webkit-scrollbar {
  width: 4px;
}
.teacher-modal::-webkit-scrollbar-track {
  background: transparent;
}
.teacher-modal::-webkit-scrollbar-thumb {
  background: color-mix(in srgb, #ffffff 35%, transparent);
  border-radius: var(--radius-sm);
}
.teacher-modal-overlay.open .teacher-modal {
  transform: translateY(0);
}
.teacher-modal-shell .modal-close {
  top: -48px;
  right: -48px;
  width: 56px;
  height: 56px;
  font-size: 40px;
  color: #ffffff;
}
.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  margin: 0;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 300;
  line-height: var(--leading-solid);
  color: var(--color-muted);
  z-index: 2;
}

/* ===== Voice Image Modal ===== */
.voice-modal-overlay {
  position: fixed;
  inset: 0;
  background: color-mix(in srgb, var(--light-navy) 55%, transparent);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.35s ease, visibility 0.35s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.voice-modal-overlay.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.voice-modal-shell {
  position: relative;
  width: 100%;
  max-width: 864px;
}
.voice-modal {
  background: var(--color-white);
  width: 100%;
  max-height: calc(100dvh - 48px);
  overflow-y: auto;
  padding: 32px 40px 40px;
  box-sizing: border-box;
  transform: translateY(24px);
  transition: transform 0.35s ease;
  scrollbar-width: thin;
  scrollbar-color: var(--color-muted-light) transparent;
}
.voice-modal::-webkit-scrollbar { width: 4px; }
.voice-modal::-webkit-scrollbar-track { background: transparent; }
.voice-modal::-webkit-scrollbar-thumb {
  background: var(--color-muted-light);
  border-radius: var(--radius-sm);
}
.voice-modal-overlay.open .voice-modal {
  transform: translateY(0);
}
.voice-modal-shell .modal-close {
  top: -48px;
  right: -48px;
  width: 56px;
  height: 56px;
  font-size: 40px;
  color: var(--color-white);
}
.voice-modal-images img {
  width: 100%;
  height: auto;
  display: block;
}
.voice-modal-images img + img {
  margin-top: 24px;
}

.modal-inner {
  display: grid;
  grid-template-columns: minmax(0, 38%) minmax(0, 1fr);
  gap: 64px;
  align-items: start;
}
.modal-photo {
  width: 100%;
  aspect-ratio: 4 / 3;
  flex-shrink: 0;
  overflow: hidden;
  background: var(--color-placeholder-bg);
  border: 1px solid var(--color-border);
}
.modal-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
}
.modal-content {
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: stretch;
}
.modal-meta-row {
  margin: 0 0 16px;
}
.modal-meta {
  display: block;
  font-size: var(--text-note);
  font-weight: 500;
  color: var(--color-navy);
  letter-spacing: 0.14em;
  line-height: var(--leading-compact);
  margin: 0;
}
.modal-meta-line {
  width: 24px;
  height: 1px;
  background: var(--color-navy);
  margin: 0 0 24px;
}
.modal-name {
  font-family: "Zen Old Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: var(--text-h2);
  font-weight: 500;
  letter-spacing: 0.06em;
  line-height: var(--leading-heading);
  margin: 0 0 8px;
  color: inherit;
}
.modal-years {
  font-size: var(--text-note);
  color: var(--color-navy);
  letter-spacing: 0.1em;
  line-height: var(--leading-compact);
  margin: 0 0 32px;
}
.modal-specialty {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px 24px;
  margin-top: 0;
}
.modal-specialty-label {
  flex-shrink: 0;
  padding: 8px 16px;
  border: 1px solid var(--color-text);
  font-size: var(--text-base);
  letter-spacing: 0.12em;
  color: var(--color-text);
  line-height: var(--leading-compact);
  white-space: nowrap;
}
.modal-specialty-text {
  font-size: var(--text-base);
  color: var(--color-text);
  letter-spacing: 0.06em;
  line-height: var(--leading-body);
}
.modal-divider {
  height: 1px;
  background: var(--color-border);
  margin: 40px 0 48px;
}
.modal-section-label {
  font-family: "Zen Old Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-weight: 600;
  color: var(--color-navy);
  letter-spacing: 0.06em;
  line-height: var(--leading-heading);
  margin: 0 0 16px;
  display: block;
}
.modal-section-label:not(:first-of-type) {
  margin-top: 48px;
}
.modal-section-text {
  font-size: var(--text-base);
  color: var(--color-text);
  letter-spacing: 0.04em;
  margin: 0;
  line-height: var(--leading-body);
  white-space: pre-line;
}

/* 代表紹介モーダル内：濃い面上の文字・部品 */
.teacher-modal .modal-inner {
  position: relative;
  z-index: 1;
}
.teacher-modal .modal-photo {
  background: color-mix(in srgb, #ffffff 8%, transparent);
  border: none;
}
.teacher-modal .modal-meta {
  color: color-mix(in srgb, #ffffff 78%, transparent);
}
.teacher-modal .modal-meta-line {
  background: color-mix(in srgb, #ffffff 45%, transparent);
}
.teacher-modal .modal-name,
.teacher-modal h3.modal-name {
  color: #ffffff;
}
.teacher-modal .modal-name .name-ruby {
  color: color-mix(in srgb, #ffffff 72%, transparent);
  margin-left: 0;
  white-space: nowrap;
}
.teacher-modal .modal-years {
  color: color-mix(in srgb, #ffffff 78%, transparent);
}
.teacher-modal .modal-specialty-label {
  padding: 8px 16px;
  border: 1px solid #ffffff;
  border-radius: 0;
  background: transparent;
  color: #ffffff;
}
.teacher-modal .modal-specialty-text {
  color: color-mix(in srgb, #ffffff 88%, transparent);
}
.teacher-modal .modal-divider {
  background: color-mix(in srgb, #ffffff 16%, transparent);
}
.teacher-modal .modal-section-label {
  color: #ffffff;
}
.teacher-modal .modal-section-text {
  color: color-mix(in srgb, #ffffff 88%, transparent);
}

/* ===== 15-pricing.css ===== */
/* ===== Pricing ===== */
/* 指導プランとそのほかの費用をそれぞれ1枚のすりガラスに */
.pricing { background: transparent; }

.pricing-panel {
  position: relative;
  isolation: isolate;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.pricing-panel + .pricing-panel {
  margin-top: 48px;
}
.pricing-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  background: var(--glass-navy);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  pointer-events: none;
}
.pricing-panel > .pricing-block {
  position: relative;
  z-index: 1;
}

.pricing-block-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin: 0;
  padding: 48px 48px 24px;
  border-bottom: 1px solid color-mix(in srgb, #ffffff 16%, transparent);
}
.pricing .pricing-block-title {
  font-family: "Zen Old Mincho", serif;
  font-weight: 500;
  font-size: var(--text-h3);
  color: #ffffff;
  letter-spacing: 0.08em;
  line-height: var(--leading-heading);
  margin: 0;
}
.pricing-block-note {
  font-size: var(--text-note);
  color: color-mix(in srgb, #ffffff 78%, transparent);
  letter-spacing: 0.06em;
}

/* 紺すりガラスパネル共通 */
.pricing-panel::before {
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-edge);
  box-sizing: border-box;
}

/* プラン：すりガラス内を縦線で2分割 */
.pricing-plans {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  align-items: stretch;
}
.pricing-plan {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 48px;
  background: transparent;
  border: none;
  border-radius: 0;
  box-sizing: border-box;
  color: #ffffff;
}
.pricing-plan + .pricing-plan {
  border-left: 1px solid color-mix(in srgb, #ffffff 16%, transparent);
}
.pricing-plan-intro {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.pricing-plan-eyebrow {
  font-family: "EB Garamond", "Zen Old Mincho", serif;
  font-size: 14px;
  letter-spacing: 0.16em;
  color: color-mix(in srgb, #ffffff 78%, transparent);
  line-height: var(--leading-solid);
  margin-bottom: 16px;
}
section.pricing h4.pricing-plan-title {
  display: inline-block;
  align-self: flex-start;
  width: fit-content;
  max-width: 100%;
  padding: 4px 8px;
  background: #ffffff;
  border-radius: var(--radius-sm);
  font-family: "Zen Old Mincho", serif;
  font-weight: 700;
  font-size: 20px;
  color: var(--light-navy);
  letter-spacing: 0.06em;
  line-height: var(--leading-compact);
  margin: 0 0 8px;
}
.pricing-plan-title-mark,
.pricing-plan-title-rest {
  display: inline;
  font-size: inherit;
  font-weight: inherit;
  letter-spacing: inherit;
  color: inherit;
  background: transparent;
  padding: 0;
  border: none;
  border-radius: 0;
}
.pricing-plan-body {
  margin: 0;
  font-size: var(--text-base);
  color: color-mix(in srgb, #ffffff 88%, transparent);
  line-height: var(--leading-body);
  letter-spacing: 0.04em;
}
/* 単価リスト：学年と金額を左右に並べる（カード間で開始位置を揃える） */
.pricing-rate {
  flex: 0 0 auto;
  margin: 24px 0 0;
  padding: 0;
}
.pricing-rate-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 48px;
  padding: 8px 0;
  border-top: 1px solid color-mix(in srgb, #ffffff 16%, transparent);
  box-sizing: border-box;
}
.pricing-rate-row dt {
  margin: 0;
  font-size: var(--text-base);
  font-weight: 500;
  color: #ffffff;
  letter-spacing: 0.06em;
  white-space: nowrap;
}
.pricing-rate-row dd {
  margin: 0;
  font-size: var(--text-base);
  color: #ffffff;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.pricing-rate-figure {
  font-family: "EB Garamond", "Zen Old Mincho", serif;
  font-size: 24px;
  font-weight: 400;
  letter-spacing: 0.02em;
  margin-right: 4px;
  color: #ffffff;
}
.pricing-plan-note {
  flex: 0 0 auto;
  margin: 16px 0 0;
  min-height: calc(16px * var(--leading-body));
  font-size: 14px;
  color: color-mix(in srgb, #ffffff 70%, transparent);
  line-height: var(--leading-body);
  letter-spacing: 0.04em;
}
.pricing-plan-note--empty {
  visibility: hidden;
  pointer-events: none;
}

/* そのほかの費用：すりガラス内を縦線で4分割 */
.pricing-guide-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  align-items: stretch;
  margin: 0;
  padding: 0;
}
.pricing-guide-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 32px 48px;
  background: transparent;
  border: none;
  border-radius: 0;
  box-sizing: border-box;
  color: #ffffff;
}
.pricing-guide-item + .pricing-guide-item {
  border-left: 1px solid color-mix(in srgb, #ffffff 16%, transparent);
}
.pricing-guide-item dt {
  margin: 0 0 8px;
  font-size: var(--text-note);
  font-weight: 500;
  color: color-mix(in srgb, #ffffff 78%, transparent);
  letter-spacing: 0.14em;
  line-height: 1;
}
.pricing-guide-item dd {
  margin: 0;
  font-size: var(--text-base);
  color: #ffffff;
  letter-spacing: 0.04em;
  line-height: var(--leading-heading);
}
.pricing-aside {
  margin: 24px 0 0;
  padding: 0;
  font-size: var(--text-note);
  color: var(--color-muted);
  line-height: var(--leading-body);
  letter-spacing: 0.04em;
}
.pricing-aside + .pricing-aside {
  margin-top: 16px;
}

/* ===== 16-style.css ===== */
/* ===== Style ===== */
.style-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  position: relative;
  background: transparent;
  box-sizing: border-box;
}
.style-card {
  position: relative;
  z-index: 1;
  isolation: isolate;
  padding: 56px 32px;
  display: grid;
  grid-template-columns: minmax(0, 1.75fr) minmax(280px, 360px);
  gap: 40px;
  align-items: center;
  background: transparent;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-sizing: border-box;
}
/* 仕組みごとに1枚のすりガラス */
.style-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  background: var(--glass-navy);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-edge);
  box-sizing: border-box;
  pointer-events: none;
}
.style-card-media {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 16px;
  width: 100%;
  max-width: 360px;
  justify-self: end;
  box-sizing: border-box;
  background: transparent;
}
.style-card-media-frame {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 360px;
  overflow: hidden;
}
.style-card-media-inner {
  position: relative;
  display: inline-block;
  max-width: 100%;
  max-height: 360px;
  line-height: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
}
.style-card-media-inner img,
.style-card-media-frame > img {
  display: block;
  max-width: 100%;
  max-height: 360px;
  width: auto;
  height: auto;
  object-fit: contain;
  object-position: center;
  border-radius: var(--radius-md);
}
.style-card:has(.style-card-sample) .style-card-media-inner img,
.style-card:has(.style-card-sample) .style-card-media-frame > img {
  cursor: pointer;
}
.style-card-media--empty {
  height: 360px;
}
.style-card-body {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.style-card-head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 24px;
}
.style-card-badge {
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  width: fit-content;
  max-width: 100%;
  flex-shrink: 0;
  margin: 0;
  padding: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  border: none;
  color: #ffffff;
  font-weight: 400;
  text-align: left;
  line-height: 1.4;
  gap: 4px;
}
.style-card-badge-label {
  font-family: "EB Garamond", "Zen Old Mincho", serif;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.04em;
  line-height: 1;
}
.style-card-badge-num {
  font-family: "EB Garamond", "Zen Old Mincho", serif;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.12em;
  line-height: 1;
}
section:not(.hero) h4.style-name {
  position: relative;
  display: inline-flex;
  align-items: center;
  width: fit-content;
  max-width: 100%;
  margin: 0;
  padding: 8px 16px;
  font-size: 18px;
  font-weight: 700;
  color: var(--light-navy);
  line-height: 1.4;
  letter-spacing: 0.1em;
  background: #ffffff;
  border-radius: var(--radius-sm);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}
.style-desc {
  font-size: var(--text-base);
  color: var(--color-text);
  margin: 0;
  line-height: var(--leading-body);
}
.style-card .style-desc {
  color: color-mix(in srgb, #ffffff 88%, transparent);
}
.style-desc + .style-desc {
  margin-top: 16px;
}
/* サンプルリンク：左カラム（見出し・本文の下） */
.style-card .style-card-sample {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  margin: 60px 0 0;
  padding-bottom: 8px;
  font-size: var(--text-base);
  letter-spacing: 0.14em;
  font-weight: 500;
  color: #ffffff;
  text-decoration: none;
  gap: 32px;
  background-image:
    linear-gradient(#ffffff, #ffffff),
    linear-gradient(
      color-mix(in srgb, #ffffff 45%, transparent),
      color-mix(in srgb, #ffffff 45%, transparent)
    );
  background-size: 40px 1px, 100% 1px;
  background-position: left bottom, left bottom;
  background-repeat: no-repeat;
  transition: background-size 0.35s ease;
}
.style-card .style-card-sample::after {
  content: "";
  flex-shrink: 0;
  width: 8px;
  height: 9px;
  border: none;
  background: #ffffff;
  clip-path: polygon(0 0, 100% 50%, 0 100%);
}
.style-card .style-card-sample:hover,
.style-card .style-card-sample:focus-visible {
  background-size: 100% 1px, 100% 1px;
  opacity: 1;
}

/* ===== Strategy Flow (3STEP) ===== */
/* 白ベース・細い罫線・控えめな金でまとめた静かな4ステップ。矢印は小さく、装飾は最小限 */
.strategy { margin-bottom: 96px; }
.flow-subhead {
  font-family: "Zen Old Mincho", serif;
  font-weight: 500;
  font-size: 24px;
  color: var(--color-navy);
  letter-spacing: 0.06em;
  line-height: var(--leading-heading);
  margin: 0 0 32px;
  display: flex;
  align-items: baseline;
  gap: 16px;
}
.flow-subhead .flow-subhead-en {
  font-family: "Zen Old Mincho", serif;
  font-size: var(--text-decor);
  font-weight: 500;
  letter-spacing: 0.28em;
  color: var(--color-gold);
  text-transform: uppercase;
  white-space: nowrap;
}
.strategy-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  align-items: stretch;
  position: relative;
  isolation: isolate;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: transparent;
  box-sizing: border-box;
}
/* 1枚のすりガラス */
.strategy-steps::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  background: var(--glass-navy);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  box-shadow: var(--glass-edge);
  box-sizing: border-box;
  pointer-events: none;
}
.strategy-step {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  padding: 40px;
  background: transparent;
  box-sizing: border-box;
  color: #ffffff;
}
/* 白の縦線で区切る — 非表示（三角矢印のみ） */
.strategy-step:not(:last-child) {
  border-right: none;
}
/* 三角矢印で流れを表現（正三角形に近い比率） */
.strategy-step:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 0;
  z-index: 2;
  width: 14px;
  height: 16px;
  background: #ffffff;
  clip-path: polygon(0 0, 100% 50%, 0 100%);
  transform: translate(50%, -50%);
  pointer-events: none;
}
.strategy-step > * {
  position: relative;
  z-index: 1;
}
/* Step番号：導究会の特徴の番号と同様にさりげなく */
.strategy-step-num {
  display: inline-flex;
  align-items: center;
  align-self: center;
  width: fit-content;
  max-width: 100%;
  gap: 4px;
  margin: 0 0 8px;
  padding: 0;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.12em;
  line-height: 1.4;
  color: #ffffff;
  white-space: nowrap;
  box-sizing: border-box;
}
.strategy-step .strategy-step-num {
  color: #ffffff;
}
.strategy-step-eyebrow,
.strategy-step-figure {
  font-family: inherit;
  font-size: inherit;
  font-weight: inherit;
  letter-spacing: inherit;
  color: inherit;
  line-height: inherit;
  text-transform: none;
}
section:not(.hero) h4.strategy-step-title {
  position: relative;
  display: inline-flex;
  align-items: center;
  align-self: center;
  width: fit-content;
  max-width: 100%;
  font-family: "Zen Old Mincho", serif;
  font-weight: 700;
  font-size: 18px;
  color: var(--light-navy);
  letter-spacing: 0.1em;
  line-height: 1.4;
  margin: 0 0 24px;
  padding: 8px 16px;
  background: #ffffff;
  border-radius: var(--radius-sm);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}
.strategy-step-text {
  font-size: var(--text-base);
  color: color-mix(in srgb, #ffffff 88%, transparent);
  line-height: var(--leading-body);
  letter-spacing: 0.02em;
  margin: 0;
}
.strategy-step-text + .strategy-step-text {
  margin-top: 16px;
}
.strategy-step-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
}
.strategy-step-list li {
  position: relative;
  padding: 8px 0 8px 16px;
  font-size: var(--text-note);
  color: var(--color-text);
  line-height: var(--leading-body);
  letter-spacing: 0.02em;
}
.strategy-step-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.82em;
  width: 4px;
  height: 4px;
  border-radius: var(--radius-full);
  background: var(--color-gold);
}

/* 4つの仕組みへの橋渡し見出し */
.mechanisms-head { margin-bottom: 40px; }
.mechanisms-title {
  font-family: "Zen Old Mincho", serif;
  font-weight: 500;
  font-size: 24px;
  color: var(--color-navy);
  letter-spacing: 0.06em;
  line-height: var(--leading-heading);
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 16px;
}
.mechanisms-title .flow-subhead-en {
  font-family: "Zen Old Mincho", serif;
  font-size: var(--text-decor);
  font-weight: 500;
  letter-spacing: 0.28em;
  color: var(--color-gold);
  text-transform: uppercase;
  white-space: nowrap;
}

/* ===== 17-contact.css ===== */
/* ===== Contact ===== */
.contact {
  background: transparent;
}
.contact .cta-band {
  margin-top: 64px;
}

.consult-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 96px;
}
.consult-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 48px;
}
.consult-card-en {
  display: block;
  font-family: "Zen Old Mincho", serif;
  font-size: var(--text-decor);
  letter-spacing: 0.3em;
  color: var(--color-gold);
  margin-bottom: 16px;
}
.consult-card-title {
  font-family: "Zen Old Mincho", serif;
  font-weight: 500;
  color: var(--color-navy);
  letter-spacing: 0.08em;
  line-height: var(--leading-heading);
  margin: 0 0 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}
.consult-card-lead {
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: var(--leading-body);
  letter-spacing: 0.04em;
  margin: -16px 0 24px;
}
.consult-list { list-style: none; padding: 0; margin: 0; }
.consult-list li {
  position: relative;
  padding-left: 24px;
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: var(--leading-body);
  margin-bottom: 16px;
}
.consult-list li:last-child { margin-bottom: 0; }
.consult-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.65em;
  width: 8px;
  height: 8px;
  border: 1px solid var(--color-gold);
  border-radius: var(--radius-full);
}

/* ===== Contact Flow（お問い合わせ〜授業開始：3フェーズ構造） ===== */
.contact-flow {
  --cf-card-bg: color-mix(in srgb, var(--color-white) 82%, transparent);
  --cf-text: var(--color-navy);
  --cf-muted: var(--color-text);
  --cf-accent: var(--color-gold);
  --cf-accent-dark: var(--color-gold-dark);
  --cf-line: var(--color-border);
  --cf-radius: var(--radius-lg);
  --cf-col-left: 288px;
  --cf-col-gap: 48px;

  margin: 0 0 80px;
}

/* フェーズ：PHASEごとに1枚のすりガラス */
.contact-flow .cf-phases {
  display: flex;
  flex-direction: column;
  gap: 0;
}
/* PHASE間の白三角矢印（戦略ステップより少し大きめ） */
.contact-flow .cf-phase-arrow {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 80px;
  pointer-events: none;
}
.contact-flow .cf-phase-arrow::before {
  content: "";
  width: 22px;
  height: 20px;
  background: #ffffff;
  clip-path: polygon(0 0, 100% 0, 50% 100%);
}
.contact-flow .cf-phase {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: var(--cf-col-left) minmax(0, 1fr);
  gap: 0;
  align-items: stretch;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.contact-flow .cf-phase::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  background: var(--glass-navy);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-edge);
  box-sizing: border-box;
  pointer-events: none;
}
.contact-flow .cf-phase > * {
  position: relative;
  z-index: 1;
}

/* 左カラム：PHASE番号・フェーズ名・補足 */
.contact-flow .cf-phase-head {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: 100%;
  background: transparent;
  border: none;
  border-right: 1px solid color-mix(in srgb, #ffffff 16%, transparent);
  border-radius: 0;
  padding: 32px;
  text-align: center;
  color: #ffffff;
  box-sizing: border-box;
}
.contact-flow .cf-phase-label {
  display: inline-flex;
  flex-direction: row;
  align-items: baseline;
  justify-content: center;
  align-self: center;
  gap: 8px;
  margin: 0 0 8px;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  box-sizing: border-box;
}
.contact-flow .cf-phase-label-text,
.contact-flow .cf-phase-num {
  font-family: "EB Garamond", "Zen Old Mincho", serif;
  font-size: 14px;
  font-weight: 400;
  color: #ffffff;
}
.contact-flow .cf-phase-label-text {
  letter-spacing: 0.24em;
}
.contact-flow .cf-phase-num {
  line-height: var(--leading-solid);
  letter-spacing: 0.04em;
}
.contact-flow .cf-phase-name {
  position: relative;
  display: inline-block;
  align-self: center;
  margin: 0 0 56px;
  padding: 4px 8px;
  background: #ffffff;
  border-radius: var(--radius-sm);
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: var(--leading-heading);
  color: var(--light-navy);
}
.contact-flow .cf-phase-name::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -32px;
  display: block;
  width: 40px;
  height: 1px;
  margin: 0;
  background: color-mix(in srgb, #ffffff 45%, transparent);
  transform: translateX(-50%);
}
.contact-flow .cf-phase-price {
  margin: 0;
  font-size: var(--text-base);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: color-mix(in srgb, #ffffff 88%, transparent);
}
.contact-flow .cf-phase-price + .cf-phase-desc {
  margin-top: 16px;
}
.contact-flow .cf-phase-desc {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  letter-spacing: 0.03em;
  color: color-mix(in srgb, #ffffff 88%, transparent);
  text-align: left;
}
.contact-flow .cf-phase-points-label {
  margin: 32px 0 0;
  padding-top: 16px;
  border-top: 1px solid color-mix(in srgb, #ffffff 16%, transparent);
  text-align: left;
  font-size: var(--text-base);
  font-weight: 600;
  letter-spacing: 0.14em;
  color: color-mix(in srgb, #ffffff 88%, transparent);
}
/* 左カラムの要点リスト */
.contact-flow .cf-phase-points {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
  text-align: left;
}
.contact-flow .cf-phase-points li {
  position: relative;
  padding: 4px 0 4px 16px;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  letter-spacing: 0.02em;
  color: color-mix(in srgb, #ffffff 88%, transparent);
}
.contact-flow .cf-phase-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: calc(4px + (1em * var(--leading-body)) / 2 - 2.5px);
  transform: none;
  width: 5px;
  height: 5px;
  border-radius: var(--radius-full);
  background: color-mix(in srgb, #ffffff 70%, transparent);
}
.contact-flow .cf-phase-points strong {
  font-weight: 600;
  color: #ffffff;
}
.contact-flow .cf-phase-note {
  margin: 16px 0 0;
  padding: 16px 16px;
  font-size: var(--text-note);
  line-height: var(--leading-body);
  letter-spacing: 0.03em;
  color: color-mix(in srgb, #ffffff 88%, transparent);
  background: color-mix(in srgb, #ffffff 10%, transparent);
  border: none;
  border-radius: var(--radius-sm);
  text-align: left;
}

/* 右カラム：ステップ */
.contact-flow .cf-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.contact-flow .cf-step {
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 32px;
  color: #ffffff;
  box-sizing: border-box;
}
.contact-flow .cf-step + .cf-step {
  border-top: 1px solid color-mix(in srgb, #ffffff 16%, transparent);
}
.contact-flow .cf-step-body {
  margin: 0;
}
/* 番号・見出しを1行に（アンダーラインは見出しのみ） */
.contact-flow .cf-step-heading {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
  max-width: 100%;
}
.contact-flow .cf-step-num,
.contact-flow .cf-step-title {
  display: inline-block;
  width: fit-content;
  max-width: 100%;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  background-image: none;
}
.contact-flow .cf-step-title {
  padding: 0 0 8px;
  background-image:
    linear-gradient(#ffffff, #ffffff),
    linear-gradient(
      color-mix(in srgb, #ffffff 45%, transparent),
      color-mix(in srgb, #ffffff 45%, transparent)
    );
  background-size: 40px 1px, 100% 1px;
  background-position: left bottom, left bottom;
  background-repeat: no-repeat;
}
.contact-flow .cf-step-num {
  font-family: "EB Garamond", "Zen Old Mincho", serif;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.1em;
  line-height: var(--leading-compact);
  color: #ffffff;
}
.contact-flow .cf-step-title {
  font-family: "Zen Old Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.05em;
  line-height: 1.5;
  color: #ffffff;
}
.contact-flow .cf-step-body p {
  margin: 16px 0 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  letter-spacing: 0.03em;
  color: #ffffff;
}

/* ===== 18-footer.css ===== */
/* ===== Footer ===== */
.site-footer {
  /* 背景トーン調整用（グラデーション / ノイズを個別に調整可能） */
  --footer-bg-base: var(--light-navy);
  --footer-glow-color: color-mix(in srgb, var(--light-navy) 58%, #ffffff);
  --footer-glow-center: 24%;
  --footer-glow-falloff: 58%;
  --footer-glow-opacity: 0.2;
  --footer-mid-glow-opacity: 0.1;
  --footer-vignette-opacity: 0.32;
  --footer-noise-opacity: 0.038;
  --footer-noise-blend: soft-light;
  --footer-noise-size: 220px;
  --footer-mark-opacity: 0.18;
  --footer-mark-blend: normal;

  background-color: var(--footer-bg-base);
  color: #ffffff;
  padding: 96px 0 32px;
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
/* 濃淡レイヤー：左上〜中央の微かな光 → 右下へ自然に沈む */
.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(
      ellipse 92% 78% at 14% 18%,
      color-mix(in srgb, var(--footer-glow-color) calc(var(--footer-glow-opacity) * 100%), transparent) 0%,
      transparent var(--footer-glow-falloff)
    ),
    radial-gradient(
      ellipse 80% 68% at 38% 34%,
      color-mix(in srgb, var(--footer-glow-color) calc(var(--footer-mid-glow-opacity) * 100%), transparent) 0%,
      transparent var(--footer-glow-center)
    ),
    radial-gradient(
      ellipse 110% 95% at 88% 96%,
      color-mix(in srgb, var(--light-navy-dark) calc(var(--footer-vignette-opacity) * 100%), transparent) 0%,
      transparent 52%
    );
}
/* 粒子レイヤー：紙肌・フィルムグレイン風の微細ノイズ */
.site-footer::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: var(--footer-noise-opacity);
  mix-blend-mode: var(--footer-noise-blend);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 256 256'%3E%3Cfilter id='n' x='0' y='0' width='100%25' height='100%25'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='256' height='256' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: var(--footer-noise-size) var(--footer-noise-size);
}
.site-footer .container { position: relative; z-index: 3; }
/* Large beige logo mark — 背景に溶け込む程度の存在感 */
.footer-mark {
  position: absolute;
  right: -120px;
  top: 50%;
  transform: translateY(-50%);
  width: 464px;
  height: 464px;
  background: url("../images/logo-beige.svg") center / contain no-repeat;
  opacity: var(--footer-mark-opacity);
  mix-blend-mode: var(--footer-mark-blend);
  filter: brightness(0) invert(1);
  z-index: 2;
  pointer-events: none;
}
.footer-tagline {
  font-family: "Zen Old Mincho", serif;
  font-weight: 500;
  line-height: var(--leading-heading);
  letter-spacing: 0.08em;
  color: #ffffff;
  padding-bottom: 56px;
  margin-bottom: 56px;
  border-bottom: 1px solid color-mix(in srgb, #ffffff 10%, transparent);
}
.footer-tagline .accent { color: #ffffff; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 56px;
  padding-bottom: 64px;
  margin-bottom: 32px;
}
.footer-logo {
  display: block;
  height: 60px;
  width: auto;
  filter: brightness(0) invert(1);
}
.footer-col h4 {
  color: #ffffff;
  font-family: "Zen Old Mincho", serif;
  font-size: var(--text-decor);
  letter-spacing: 0.3em;
  margin-bottom: 24px;
  font-weight: 500;
}
.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-col ul li { margin-bottom: 16px; }
.footer-col ul a {
  font-size: var(--text-base);
  color: #ffffff;
  letter-spacing: 0.1em;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 14px;
  color: #ffffff;
  letter-spacing: 0.18em;
}
.footer-bottom a { color: #ffffff; }

/* 英字・数字の装飾書体 */
.concept-num,
.concept-en,
.value-card-num,
.style-card-badge-label,
.style-card-badge-num,
.flow-subhead-en,
.strategy-step-eyebrow,
.strategy-step-figure,
.consult-card-en,
.pricing-plan-eyebrow,
.pricing-rate-figure,
.footer-col h4 {
  font-family: "EB Garamond", "Zen Old Mincho", serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
}

/* ===== 19-fade-in.css ===== */
/* ===== Fade-in ===== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  filter: blur(8px);
  transition: opacity 0.9s ease, transform 0.9s ease, filter 0.9s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: none;
  /* filter: blur(0) だとフィルタ文脈が残り、子の backdrop-filter（すりガラス）が効かない */
  filter: none;
}
/* すりガラス要素に opacity / transform / filter が乗ると、
   フェード完了まで backdrop-filter が無効 → 遅れてガラスが現れる。
   パネル自体は常時表示し、中身だけフェードする。 */
.fade-in.achievement-feature,
.fade-in.value-cards,
.fade-in.pricing-panel,
.fade-in.style-card,
.fade-in.strategy,
.fade-in.contact-flow {
  opacity: 1;
  transform: none;
  filter: none;
}
.fade-in.achievement-feature > *,
.fade-in.value-cards > *,
.fade-in.pricing-panel > *,
.fade-in.style-card > *,
.fade-in.strategy > .flow-subhead,
.fade-in.strategy .strategy-step,
.fade-in.contact-flow .cf-phase > *,
.fade-in.contact-flow .cf-phase-arrow {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}
.fade-in.visible.achievement-feature > *,
.fade-in.visible.value-cards > *,
.fade-in.visible.pricing-panel > *,
.fade-in.visible.style-card > *,
.fade-in.visible.strategy > .flow-subhead,
.fade-in.visible.strategy .strategy-step,
.fade-in.visible.contact-flow .cf-phase > *,
.fade-in.visible.contact-flow .cf-phase-arrow {
  opacity: 1;
  transform: none;
}
/* FVコピーのみ約2倍ゆっくり */
.hero .fade-in {
  transition-delay: 0s;
  transition-duration: 1.8s;
}

@media (prefers-reduced-motion: reduce) {
  .fade-in {
    transform: none;
    filter: none;
    transition: opacity 0.3s ease;
  }
  .hero .fade-in {
    transition-delay: 0s;
    transition-duration: 0.3s;
  }
  .fade-in.achievement-feature > *,
  .fade-in.value-cards > *,
  .fade-in.pricing-panel > *,
  .fade-in.style-card > *,
  .fade-in.strategy > .flow-subhead,
  .fade-in.strategy .strategy-step,
  .fade-in.contact-flow .cf-phase > *,
  .fade-in.contact-flow .cf-phase-arrow {
    transform: none;
    transition: opacity 0.3s ease;
  }
}

/* ===== 20-mobile-nav.css ===== */
/* ===== Mobile Nav ===== */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 78%;
  max-width: 360px;
  height: 100vh;
  background: var(--color-white);
  z-index: 99;
  transition: right 0.4s ease;
  padding: 96px 32px 40px;
  box-shadow: -8px 0 40px rgba(20, 38, 77, 0.08);
}
.mobile-menu.open { right: 0; }
.mobile-menu ul {
  list-style: none;
  padding: 0;
  margin: 0 0 40px;
}
.mobile-menu ul li {
  border-bottom: 1px solid var(--color-border);
}
.mobile-menu ul a {
  display: block;
  padding: 16px 0;
  font-size: var(--text-base);
  color: var(--color-navy);
  letter-spacing: 0.18em;
}
.mobile-menu .nav-cta {
  width: 100%;
  margin-top: 16px;
  padding: 16px 32px !important;
  min-height: 48px;
}
.menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(20, 38, 77, 0.3);
  z-index: 98;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}
.menu-overlay.open { opacity: 1; visibility: visible; }

/* ===== 21-responsive.css ===== */
/* ===== Responsive ===== */
@media (max-width: 960px) {
  :root {
    --text-h2: 24px;
    --text-h3: 20px;
    --container-pad: 16px;
    --narrow-inset: 0px; /* 狭い画面では一段狭い幅を解いて usable 幅を確保 */
  }
  .br-pc { display: none; }
  .section-title.fade-in,
  .section-title.fade-in.visible {
    margin-bottom: 60px;
  }
  .vision .vision-copy,
  .vision .section-title.vision-copy.fade-in,
  .vision .section-title.vision-copy.fade-in.visible {
    font-size: 32px;
    margin-bottom: 60px;
  }

  section { padding: 96px 0; }
  .container,
  .container--narrow { padding-left: var(--container-pad); padding-right: var(--container-pad); }
  .nav-list, .nav-cta { display: none; }
  .hamburger { display: block; }

  :root {
    --bg-navy:
      radial-gradient(
        ellipse 95% 55% at 42% 32%,
        rgba(110, 152, 222, 0.28) 0%,
        rgba(70, 108, 176, 0.15) 36%,
        rgba(7, 24, 53, 0) 74%
      ),
      linear-gradient(
        150deg,
        #072044 0%,
        #051733 58%,
        #010a1c 100%
      );
    --bg-light:
      radial-gradient(
        ellipse 95% 55% at 42% 32%,
        rgba(255, 255, 255, 1) 0%,
        rgba(255, 255, 255, 0.88) 36%,
        rgba(242, 242, 244, 0) 74%
      ),
      linear-gradient(
        150deg,
        #ffffff 0%,
        #f4f4f6 58%,
        #ececef 100%
      );
    --photo-band: 280px;
  }

  .hero {
    height: var(--fv-vh, 100dvh);
    min-height: var(--fv-vh, 100dvh);
    padding: 0 var(--container-pad);
  }
  .hero .container {
    height: 100%;
    min-height: 0;
    padding: 0;
  }
  .hero-inner,
  .hero-content {
    height: 100%;
    min-height: 0;
  }
  .hero-content { width: 100%; }
  .hero-eyebrow { margin: 0 0 16px; }
  .hero-eyebrow img { height: 64px; }
  .hero h1 { font-size: 40px; letter-spacing: 0.08em; margin: 0; }
  .hero-sub { font-size: 18px; margin: 32px 0 0; }
  .campaign-banner {
    right: 24px;
    bottom: 16px;
  }

  .section-title { line-height: var(--leading-heading); }

  .achievement-row {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 32px 0;
  }
  .achievement-row-label { line-height: var(--leading-body); }

  .pricing-block-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 40px 16px 16px;
  }
  .pricing-plans {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .pricing-plan { padding: 40px 16px; }
  .pricing-plan + .pricing-plan {
    border-left: none;
    border-top: 1px solid color-mix(in srgb, #ffffff 16%, transparent);
  }
  .pricing-guide-list {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .pricing-guide-item { padding: 32px 16px; }
  .pricing-guide-item + .pricing-guide-item {
    border-left: none;
    border-top: 1px solid color-mix(in srgb, #ffffff 16%, transparent);
  }
  /* すりガラスカード：左右 padding は基本 16px */
  .achievement-feature {
    padding: 32px 16px;
  }
  .value-card {
    padding: 32px 16px;
  }
  /* 4つの仕組み：縦積み（テキスト→画像） */
  .style-card {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 48px 16px;
  }
  .style-card .style-card-sample {
    margin-top: 32px;
  }
  .style-card-media {
    max-width: 100%;
    justify-self: stretch;
    align-items: stretch;
  }
  .style-card-media-frame {
    height: auto;
  }
  .style-card-media-inner {
    display: block;
    width: 100%;
    max-width: 100%;
    max-height: none;
  }
  .style-card-media-inner img,
  .style-card-media-frame > img {
    width: 100%;
    height: auto;
    max-height: none;
  }
  .style-card-media--empty {
    height: 240px;
  }
  /* Strategy：縦積み＋横線＋下向き矢印 */
  .strategy-steps {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .strategy-step { padding: 32px 16px; }
  .strategy-step:not(:last-child) {
    border-right: none;
    border-bottom: none;
  }
  .strategy-step:not(:last-child)::after {
    top: auto;
    right: auto;
    left: 50%;
    bottom: 0;
    width: 16px;
    height: 14px;
    clip-path: polygon(0 0, 100% 0, 50% 100%);
    transform: translate(-50%, 50%);
  }
  .strategy { margin-bottom: 72px; }
  .flow-subhead, .mechanisms-title { flex-direction: column; gap: 8px; }
  .vision-statement { line-height: var(--leading-body); margin-bottom: 56px; }
  .vision {
    padding-top: 120px;
    padding-bottom: 80px;
  }
  .values {
    padding-top: 80px;
  }
  .page-canvas--vision-photo .vision-marquee-item {
    width: 280px;
  }
  .vision-accent { white-space: normal; }
  .concept-grid { grid-template-columns: 1fr; gap: 40px; }
  .value-cards {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .value-card + .value-card::before {
    left: 0;
    right: 0;
    top: 0;
    bottom: auto;
    width: auto;
    height: 1px;
    background: color-mix(in srgb, #ffffff 16%, transparent);
  }

  /* Support Diagram：スマホ／タブレットは縦積み（順番：導究会の伴走→子ども→親） */
  .support-diagram { padding: 32px 16px; }
  .support-diagram .sd-row {
    display: flex;
    flex-direction: column;
    max-width: 464px;
    margin: 0 auto;
    gap: 24px;
  }
  .support-diagram .sd-link-line { display: none; }        /* スマホでは接続線を省略 */
  .support-diagram .sd-card--center {
    margin: 0;
    padding: 32px 16px;
    order: 1;
  }
  .support-diagram .sd-card--child { order: 2; }
  .support-diagram .sd-card--parent { order: 3; }
  .support-diagram .sd-card { padding: 32px 16px; }
  .voices-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  .voice-card {
    aspect-ratio: auto;
    height: auto;
  }
  .teachers-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .teachers-grid:has(> .teacher-card:only-child),
  .teachers-grid--single {
    width: 100%;
    max-width: 100%;
  }
  .teacher-card {
    padding: 40px 16px;
  }
  .teacher-card + .teacher-card {
    border-left: none;
    border-top: 1px solid color-mix(in srgb, #ffffff 16%, transparent);
  }
  .teacher-modal {
    padding: 48px 16px 56px;
  }
  .teacher-modal-shell .modal-close,
  .voice-modal-shell .modal-close {
    top: 0;
    right: 0;
  }
  /* 白背景のお客様の声モーダル上でも見えるように */
  .voice-modal-shell .modal-close {
    color: var(--light-navy);
  }
  .voice-modal {
    padding: 0;
  }
  .modal-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .modal-photo {
    width: 100%;
    aspect-ratio: 4 / 3;
  }
  .modal-content {
    padding: 0;
  }

  .consult-grid { grid-template-columns: 1fr; gap: 24px; margin-bottom: 56px; }
  .consult-card { padding: 40px 24px; }
  /* Contact Flow：スマホは縦積み（フェーズ見出し → ステップ） */
  .contact-flow { margin-bottom: 56px; }
  .contact-flow .cf-phase {
    grid-template-columns: 1fr;
    gap: 0;
    padding: 0;
  }
  .contact-flow .cf-phase-head {
    border-right: none;
    border-bottom: 1px solid color-mix(in srgb, #ffffff 16%, transparent);
    padding: 32px 16px;
  }
  .contact-flow .cf-step { padding: 32px 16px; }
  .contact-flow .cf-step-title { font-size: 16px; }
  .footer-tagline { padding-bottom: 40px; margin-bottom: 40px; }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    font-size: 12px;
  }

  .header-inner { padding: 0 var(--container-pad); height: 80px; max-width: none; }
  .logo img { height: 40px; }

  .footer-mark { width: 304px; height: 304px; right: -96px; }

  .cta-row {
    flex-direction: column;
    gap: 32px;
  }
  .cta-row .btn {
    width: 100%;
    min-width: 0;
    padding: 16px 24px;
    font-size: var(--text-base);
  }
  .cta-band > .container {
    padding-top: 40px;
    padding-bottom: 40px;
  }
  .hero + .cta-band > .container {
    padding-top: 72px;
  }
  .cta-band .cta-band-title { font-size: 28px; }
  .cta-band-lead { margin: 0 0 32px; }
  section:not(.hero) p.section-lead { font-size: 18px; }
  .achievement-list .school {
    padding: 6px 8px;
    font-size: 15px;
  }
  .achievement-row-list span {
    font-size: 15px;
  }
}

@media (max-width: 640px) {
  .voices-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

@media (max-width: 480px) {
  .hero { padding: 0 var(--container-pad); }
  .hero .container {
    padding: 0;
  }
  .hero-eyebrow { margin: 0 0 16px; }
  .hero-eyebrow img { height: 48px; }
  .hero h1 { font-size: 32px; letter-spacing: 0.06em; margin: 0; }
  .hero-sub { font-size: 16px; margin: 24px 0 0; }
  .campaign-banner {
    right: 16px;
    left: auto;
    bottom: 16px;
    width: min(180px, calc(100% - 32px));
  }
  .section-label { font-size: 16px; }
}

/* ===== 22-pages.css ===== */
/* ===== Page Hero ===== */
.page-hero {
  position: relative;
  padding: 200px 0 40px;
  background: transparent;
  overflow: hidden;
}
.page-hero .brand-watermark {
  position: absolute;
  pointer-events: none;
  z-index: 0;
  width: 360px;
  height: 360px;
  right: -96px;
  top: -64px;
  opacity: 0.2;
  background: url("../images/logo-beige.svg") center / contain no-repeat;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 {
  font-size: 40px;
  line-height: 1.6;
  margin-bottom: 24px;
}
.page-hero .page-hero-lead {
  color: var(--color-text);
  max-width: 640px;
  font-size: var(--text-base);
}

/* ===== 404 ===== */
.page-hero.error-404 {
  padding-bottom: 144px;
}
.error-actions {
  margin-top: 40px;
}

/* ===== Contact Form Page Section ===== */
/* index の .contact（ご支援の流れ）と衝突しないよう、フォームレイアウトがある場合のみ適用 */
.contact:has(.contact-layout) {
  padding: 96px 0 144px;
  font-size: var(--text-base);
}
.contact-layout {
  display: block;
}

/* フォームカード */
.contact-form-card {
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 0;
}
.wpcf7-form,
.wpcf7-form.init {
  margin-top: 48px;
}

.form-field {
  padding: 64px 0;
  border-bottom: 1px solid var(--color-muted-light);
}
.form-field:first-of-type { padding-top: 0; }
.form-field:last-of-type {
  padding-bottom: 0;
  border-bottom: none;
}

.form-label {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
  font-size: var(--text-base);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-navy);
}
.form-req {
  display: inline-flex;
  align-items: center;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.1em;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  line-height: 1;
}
.form-req--required {
  color: var(--color-white);
  background: var(--color-gold);
}
.form-req--optional {
  color: var(--color-muted);
  background: var(--color-bg-soft);
}

/* CF7: autop 由来の <p>/<br> を打ち消してラベル＋バッジを横並びのまま揃える */
.wpcf7 .form-field > p {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.wpcf7 .form-field > p .form-label {
  margin-bottom: 0;
}
.wpcf7 .form-field > p + p {
  margin-top: 16px;
}
.wpcf7 .form-label br,
.wpcf7 .form-hint br,
.wpcf7 .form-field > p > br {
  display: none;
}
.wpcf7 .form-field > p.form-hint,
.wpcf7 .form-hint {
  margin-bottom: 8px;
}
.wpcf7 .form-submit-area > p {
  margin: 0;
}
.wpcf7 .wpcf7-list-item {
  margin: 0;
  display: block;
}
.wpcf7 .wpcf7-list-item label {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 24px;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: var(--text-base);
  letter-spacing: 0.04em;
  line-height: 1.6;
  color: var(--color-navy);
  white-space: nowrap;
  transition: border-color 0.25s ease, background-color 0.25s ease;
}
.wpcf7 .wpcf7-list-item-label {
  white-space: nowrap;
}
.wpcf7 .wpcf7-list-item label:hover {
  border-color: var(--color-gold-soft);
}
.wpcf7 .wpcf7-list-item label:has(input:checked) {
  background: var(--color-navy);
  border-color: var(--color-navy);
  color: var(--color-white);
}
.wpcf7 .wpcf7-list-item input {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin: 0;
  accent-color: var(--color-navy);
}
.wpcf7 .wpcf7-list-item label:has(input:checked) input {
  accent-color: var(--color-white);
}

.form-hint {
  margin: 0 0 16px;
  font-size: 14px;
  color: var(--color-muted);
  line-height: var(--leading-body);
  letter-spacing: 0.04em;
}

.form-input,
.form-textarea {
  width: 100%;
  font-family: inherit;
  font-size: var(--text-base);
  color: var(--color-navy);
  letter-spacing: 0.04em;
  line-height: 1.8;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 16px;
  transition: border-color 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease;
}
.form-input::placeholder,
.form-textarea::placeholder { color: var(--color-muted-light); }
.form-input:focus,
.form-textarea:focus {
  outline: none;
  background: var(--color-white);
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-gold) 18%, transparent);
}
.form-textarea {
  min-height: 176px;
  resize: vertical;
}

/* 選択肢（ラジオ／チェックボックス共通） */
.form-options {
  display: grid;
  gap: 16px;
}
.form-options--inline {
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}
.form-options--cols {
  grid-template-columns: repeat(2, 1fr);
}

/* CF7: 選択肢は wrap 内に並ぶため、内側の control に gap を渡す */
.form-options:has(.wpcf7-form-control) {
  display: block;
}
.form-options .wpcf7-form-control {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.form-options--cols .wpcf7-form-control {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.opt {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 24px;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: var(--text-base);
  letter-spacing: 0.04em;
  line-height: 1.6;
  transition: border-color 0.25s ease, background-color 0.25s ease;
}
.opt:hover { border-color: var(--color-gold-soft); }
.opt:has(input:checked) {
  background: var(--color-white);
  border-color: var(--color-gold);
}
.opt:has(input:focus-visible) {
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-gold) 18%, transparent);
}
.opt input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  margin: 0;
}
.opt .mark {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border: 1px solid var(--color-muted-light);
  background: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.25s ease, background-color 0.25s ease;
}
.opt--radio .mark { border-radius: var(--radius-full); }
.opt--check .mark { border-radius: var(--radius-sm); }
/* ラジオ：内側のドット */
.opt--radio .mark::after {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-gold);
  transform: scale(0);
  transition: transform 0.2s ease;
}
.opt--radio input:checked ~ .mark { border-color: var(--color-gold); }
.opt--radio input:checked ~ .mark::after { transform: scale(1); }
/* チェック：チェックマーク */
.opt--check .mark::after {
  content: "";
  width: 8px;
  height: 8px;
  border-left: 4px solid var(--color-white);
  border-bottom: 4px solid var(--color-white);
  transform: rotate(-45deg) translateY(-1px) scale(0);
  transition: transform 0.2s ease;
}
.opt--check input:checked ~ .mark {
  background: var(--color-gold);
  border-color: var(--color-gold);
}
.opt--check input:checked ~ .mark::after { transform: rotate(-45deg) translateY(-1px) scale(1); }
.opt .opt-text {
  color: var(--color-navy);
  font-size: var(--text-base);
}

/* 送信ボタン */
.form-submit-area {
  padding-top: 40px;
  text-align: center;
}
.form-thanks {
  display: none;
  margin-top: 24px;
  padding: 24px 24px;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-gold-soft);
  border-radius: var(--radius-lg);
  color: var(--color-navy);
  font-size: var(--text-base);
  line-height: 1.9;
}
.form-thanks.show { display: block; }


/* ===== Legal / Privacy Policy ===== */
/* 固定ページ本文（Gutenberg: .wp-block-*）向け */
.legal {
  padding: 96px 0 144px;
  font-size: var(--text-base);
}
.legal-doc {
  margin: 0;
  color: var(--color-text);
  line-height: 1.95;
  letter-spacing: 0.04em;
}
.legal-doc > *:first-child { margin-top: 0; }
.legal-doc > *:last-child { margin-bottom: 0; }

.legal-doc h2,
.legal-doc .wp-block-heading,
.legal-doc h2.wp-block-heading {
  margin: 40px 0 24px;
  padding-top: 40px;
  border-top: 1px solid var(--color-border);
  font-family: "Zen Old Mincho", "EB Garamond", serif;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0.06em;
  line-height: 1.6;
  color: var(--color-navy);
}
.legal-doc > h2:first-child,
.legal-doc > .wp-block-heading:first-child,
.legal-doc > h2.wp-block-heading:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}
.legal-doc h3,
.legal-doc h3.wp-block-heading {
  margin: 32px 0 16px;
  padding-top: 0;
  border-top: none;
  font-family: "Zen Old Mincho", "EB Garamond", serif;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.06em;
  line-height: 1.6;
  color: var(--color-navy);
}

.legal-doc p,
.legal-doc .wp-block-paragraph,
.legal-doc p.wp-block-paragraph {
  margin: 0 0 16px;
  color: var(--color-text);
  font-size: var(--text-base);
  line-height: 1.95;
  letter-spacing: 0.04em;
}

.legal-doc a {
  color: var(--color-navy);
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color 0.25s ease;
}
.legal-doc a:hover {
  color: var(--color-gold);
}

.legal-doc ul,
.legal-doc ol,
.legal-doc .wp-block-list,
.legal-doc ul.wp-block-list,
.legal-doc ol.wp-block-list {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}
.legal-doc ul li,
.legal-doc ol li,
.legal-doc .wp-block-list li {
  position: relative;
  padding: 0 0 16px 16px;
  color: var(--color-text);
  font-size: var(--text-base);
  line-height: 1.95;
  letter-spacing: 0.04em;
}
.legal-doc ul li:last-child,
.legal-doc ol li:last-child,
.legal-doc .wp-block-list li:last-child {
  padding-bottom: 0;
}

/* 箇条書き（ul） */
.legal-doc ul > li::before,
.legal-doc ul.wp-block-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85em;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-gold);
}

/* 番号付き（ol） */
.legal-doc ol,
.legal-doc ol.wp-block-list {
  counter-reset: legal-ol;
}
.legal-doc ol > li,
.legal-doc ol.wp-block-list > li {
  padding-left: 24px;
  counter-increment: legal-ol;
}
.legal-doc ol > li::before,
.legal-doc ol.wp-block-list > li::before {
  content: counter(legal-ol) ".";
  position: absolute;
  left: 0;
  top: 0;
  width: auto;
  height: auto;
  border-radius: 0;
  background: none;
  font-family: "EB Garamond", "Zen Old Mincho", serif;
  color: var(--color-gold);
}

/* ネストしたリスト */
.legal-doc li > ul,
.legal-doc li > ol,
.legal-doc li > .wp-block-list {
  margin: 12px 0 0;
}
.legal-doc li > ul > li::before,
.legal-doc li > ul.wp-block-list > li::before {
  content: "";
  width: 6px;
  height: 6px;
  background: color-mix(in srgb, var(--color-gold) 70%, transparent);
}

.legal-doc strong {
  font-weight: 600;
  color: var(--color-navy);
}

/* 制定日など末尾の短い段落 */
.legal-doc > p.wp-block-paragraph:last-child,
.legal-doc > p:last-child {
  margin: 48px 0 0;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
  font-size: 14px;
  color: var(--color-muted);
  letter-spacing: 0.06em;
}

.legal-section {
  padding: 40px 0;
  border-bottom: 1px solid var(--color-border);
}
.legal-section:first-of-type { padding-top: 0; }
.legal-section:last-of-type {
  border-bottom: none;
}
.legal-heading {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 0 0 24px;
  font-family: "Zen Old Mincho", "EB Garamond", serif;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0.06em;
  line-height: 1.6;
  color: var(--color-navy);
}
.legal-num {
  font-family: "EB Garamond", "Zen Old Mincho", serif;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--color-gold);
  flex-shrink: 0;
}
.legal-text {
  margin: 0 0 16px;
  color: var(--color-text);
  line-height: 1.95;
  letter-spacing: 0.04em;
}
.legal-text:last-child { margin-bottom: 0; }
.legal-text a,
.legal-meta a {
  color: var(--color-navy);
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color 0.25s ease;
}
.legal-text a:hover,
.legal-meta a:hover {
  color: var(--color-gold);
}
.legal-list {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}
.legal-list:last-child { margin-bottom: 0; }
.legal-list li {
  position: relative;
  padding: 0 0 16px 16px;
  color: var(--color-text);
  line-height: 1.95;
  letter-spacing: 0.04em;
}
.legal-list li:last-child { padding-bottom: 0; }
.legal-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85em;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-gold);
}
.legal-list strong {
  font-weight: 600;
  color: var(--color-navy);
}
.legal-meta {
  margin: 0;
  padding: 0;
}
.legal-meta-row {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
  padding: 16px 0;
  border-top: 1px solid var(--color-border);
}
.legal-meta-row:first-child { border-top: none; padding-top: 0; }
.legal-meta-row:last-child { padding-bottom: 0; }
.legal-meta-row dt {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-navy);
}
.legal-meta-row dd {
  margin: 0;
  color: var(--color-text);
  line-height: 1.8;
  letter-spacing: 0.04em;
}
.legal-date {
  margin: 48px 0 0;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
  font-size: 14px;
  color: var(--color-muted);
  letter-spacing: 0.06em;
}


/* ===== Contact page responsive ===== */
@media (max-width: 960px) {
  .page-hero { padding: 160px 0 32px; }
  .page-hero h1 { font-size: 32px; }

  .contact:has(.contact-layout) { padding: 72px 0 96px; }
  .legal { padding: 72px 0 96px; }

  .form-field { padding: 40px 0; }
}

@media (max-width: 640px) {
  .form-options--cols { grid-template-columns: 1fr; }
  .form-options--inline { grid-template-columns: 1fr; }
  .form-options--cols .wpcf7-form-control { grid-template-columns: 1fr; }
  .form-options--inline .wpcf7-form-control { flex-direction: column; }
  .form-options--inline .wpcf7-list-item label { width: 100%; }

  .legal-heading { font-size: 20px; }
  .legal-doc h2,
  .legal-doc .wp-block-heading,
  .legal-doc h2.wp-block-heading { font-size: 20px; }
  .legal-meta-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

@media (max-width: 480px) {
  .page-hero h1 { font-size: 28px; }
}