/* ============================================================
   BRAND COMPASS ｜ 先行モニター LP
   白黒ミニマル・リデザイン版
   白背景 × ほぼ黒の文字 ／ 反転セクションで抑揚
   アクセントは黒・白・グレーの階調のみ（金・ネイビー全廃）
   自己完結（外部フォント・JS・画像 不使用）
   ============================================================ */

/* ---------- トークン ---------- */
:root {
  /* 明部 */
  --bg:         #FFFFFF;
  --bg-soft:    #FAFAF8;
  --ink:        #111111;
  --ink-2:      #1A1A1A;
  --ink-mute:   #666666;
  --ink-faint:  #9A9A9A;
  --line:       #E5E5E5;
  --line-soft:  #EFEFEF;

  /* 金アクセント（要所のみ） */
  --gold:        #C0982F;
  --gold-deep:   #A87F22;
  --gold-light:  #D9B45A;
  /* メタリックゴールド：ハイライト→本体→影を多段でつなぎ、金属の艶を出す */
  --gold-grad:   linear-gradient(150deg,
                   #F7E7B0 0%,
                   #E7CB7E 19%,
                   #CDA646 44%,
                   #B78C2C 60%,
                   #9C7620 78%,
                   #E0BC63 100%);
  --gold-edge:   #7C5E18;   /* 縁の暗い金（枠の外周） */
  --gold-hi:     rgba(255,255,255,0.62); /* 上端ハイライト */

  /* 暗部（反転セクション） */
  --black:          #0E0E0E;
  --on-black:       #FFFFFF;
  --on-black-mute:  rgba(255,255,255,0.62);
  --on-black-faint: rgba(255,255,255,0.40);
  --on-black-line:  rgba(255,255,255,0.16);

  --maxw: 1080px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);

  --sans: "Yu Gothic", "YuGothic", "Hiragino Sans", "Hiragino Kaku Gothic ProN",
          "Noto Sans JP", "Meiryo", sans-serif;
  --serif: Georgia, "Times New Roman", serif;
  --serif-jp: "Shippori Mincho", "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", serif;
}

/* ---------- リセット ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.9;
  letter-spacing: 0.04em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
::selection { background: #111; color: #fff; }

/* 欧文セリフ（数字・記号を上品に） */
.num {
  font-family: var(--serif);
  font-weight: 400;
  font-feature-settings: "lnum" 1;
  letter-spacing: 0.01em;
}

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

/* フレーズ単位で改行させる（日本語の変な位置での折り返し防止）
   ワイド幅では一行に収まり、狭い幅ではまとまり単位で改行される */
.nb { display: inline-block; }

/* ---------- アクセシビリティ ---------- */
.skip-link {
  position: absolute; left: 16px; top: -60px; z-index: 200;
  background: var(--ink); color: #fff;
  padding: 12px 20px; font-size: 14px; font-weight: 700;
  letter-spacing: 0.04em; transition: top 0.2s var(--ease);
}
.skip-link:focus { top: 16px; }

a:focus-visible, .btn:focus-visible {
  outline: 2px solid currentColor; outline-offset: 3px;
}

/* ---------- レイアウト ---------- */
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 32px; }

.section { position: relative; padding: clamp(80px, 12vw, 160px) 0; }

/* 反転セクション（黒背景・白文字） */
.section--dark { background: var(--black); color: var(--on-black); }

/* ---------- 見出し ---------- */
.section-title {
  font-family: var(--serif-jp);
  font-weight: 600;
  font-size: clamp(23px, 3.4vw, 38px);
  line-height: 1.6;
  letter-spacing: 0.05em;
  text-align: center;
  color: var(--ink);
}
.section--dark .section-title { color: var(--on-black); }

/* 見出し上の極細ルール */
.section-title::before {
  content: ""; display: block;
  width: 34px; height: 1px; margin: 0 auto clamp(28px, 4vw, 40px);
  background: var(--ink);
}
.section--dark .section-title::before { background: rgba(255,255,255,0.5); }

/* 上の極細ルールを消す（4方位セクションのみ） */
.section-title--no-rule::before { display: none; }
.section-title--no-rule { margin-top: 0; }

.section-title .inline-num {
  font-size: 1.28em;
  font-weight: 400;
  padding: 0 0.06em;
  vertical-align: -0.02em;
}

/* ---------- ボタン ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--sans); font-weight: 700; letter-spacing: 0.08em;
  cursor: pointer; white-space: nowrap;
  transition: background 0.25s var(--ease), color 0.25s var(--ease),
              border-color 0.25s var(--ease), transform 0.2s var(--ease);
}

/* 黒背景に置く白ボタン（ヒーロー・最終CTA） */
.btn-invert {
  background: #fff; color: var(--ink);
  border: 1px solid #fff;
}
.btn-invert:hover { background: transparent; color: #fff; }

/* 白背景に置く黒ボタン（モバイル固定） */
.btn-primary {
  background: var(--ink); color: #fff;
  border: 1px solid var(--ink);
}
.btn-primary:hover { background: #fff; color: var(--ink); }

/* 金アクセントボタン（CTA共通・要所のみ）— メタリック＋額装フレーム */
.btn-gold {
  position: relative;
  isolation: isolate;
  background: var(--gold-grad);
  color: #2A2008;
  border: 1px solid var(--gold-edge);
  border-radius: 11px;
  box-shadow:
    inset 0 1px 0 var(--gold-hi),                 /* 上端ハイライト */
    inset 0 -2px 4px rgba(120,88,20,0.34),        /* 下端シェード（厚み） */
    0 10px 26px -12px rgba(140,104,26,0.6),       /* 落ち影 */
    0 2px 5px -2px rgba(0,0,0,0.28);
  will-change: transform;
}
/* 内側の額装フレーム＝二重線（明るい内線＋隙間＋暗い金の外線） */
.btn-gold::before {
  content: "";
  position: absolute; inset: 5px; z-index: -1;
  border: 1.4px solid rgba(255,255,255,0.55);   /* 内線（明） */
  border-radius: 6.5px;
  box-shadow:
    0 0 0 1.2px rgba(124,94,24,0.0),             /* 隙間 */
    0 0 0 2.6px rgba(120,90,24,0.42);            /* 外線（暗い金） */
  pointer-events: none;
}
/* 斜めの光沢（メタルの反射・上半分だけ） */
.btn-gold::after {
  content: "";
  position: absolute; inset: 0; z-index: -1;
  border-radius: 11px;
  background: linear-gradient(180deg, rgba(255,255,255,0.34) 0%, rgba(255,255,255,0) 46%);
  pointer-events: none;
}
.btn-gold:hover {
  transform: translateY(-1px) scale(1.02);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.7),
    inset 0 -2px 4px rgba(120,88,20,0.3),
    0 16px 34px -12px rgba(140,104,26,0.72),
    0 3px 8px -2px rgba(0,0,0,0.3);
}
.btn-gold:active { transform: translateY(0) scale(0.99); }

/* 白背景に置く線ボタン（ヘッダー） */
.btn-outline {
  background: transparent; color: var(--ink);
  border: 1px solid var(--ink);
}
.btn-outline:hover { background: var(--ink); color: #fff; }

.btn-sm { min-height: 44px; padding: 0 22px; font-size: 12.5px; letter-spacing: 0.1em; }

/* CTAバー（FV・最終共通） */
.btn-cta {
  gap: 14px;
  min-height: 66px;
  padding: 0 40px;
  font-size: clamp(15px, 1.9vw, 18px);
  letter-spacing: 0.1em;
}
.btn-cta .cta-price { font-size: 1.28em; letter-spacing: 0.02em; }
.btn-cta .cta-tax { font-size: 0.74em; letter-spacing: 0.06em; opacity: 0.7; }

.btn-block { display: flex; width: 100%; }

/* ---------- ヘッダー ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.82);
  backdrop-filter: saturate(120%) blur(16px);
  -webkit-backdrop-filter: saturate(120%) blur(16px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 14px 32px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.brand { display: inline-flex; align-items: center; gap: 13px; }

/* コンパスの含意：極細線のミニマルな方位記号 */
.brand-mark {
  position: relative; width: 30px; height: 30px; border-radius: 50%;
  border: 1px solid var(--ink); flex: 0 0 auto;
}
.brand-mark::before {
  content: ""; position: absolute; inset: 0; margin: auto;
  width: 1px; height: 18px; background: var(--ink);
}
.brand-mark::after {
  content: ""; position: absolute; inset: 0; margin: auto;
  width: 6px; height: 6px; background: var(--ink);
  transform: rotate(45deg);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.3; }
.brand-name { font-weight: 700; letter-spacing: 0.18em; font-size: 15px; color: var(--ink); }
.brand-sub { font-size: 10px; letter-spacing: 0.22em; color: var(--ink-mute); }

/* ---------- ヒーロー ---------- */
.hero {
  position: relative; overflow: hidden;
  min-height: 100vh;
  display: flex; align-items: center;
  padding: clamp(96px, 12vw, 140px) 0 clamp(80px, 10vw, 120px);
}
/* 背景の極細コンパスライン（控えめ・装飾） */
.hero-mark {
  position: absolute; z-index: 0; pointer-events: none;
  top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: min(720px, 130vw); aspect-ratio: 1; border-radius: 50%;
  border: 1px solid var(--on-black-line);
  opacity: 0.8;
}
.hero-mark::before, .hero-mark::after {
  content: ""; position: absolute; inset: 0; margin: auto; background: var(--on-black-line);
}
.hero-mark::before { width: 1px; height: 100%; }
.hero-mark::after { width: 100%; height: 1px; }

.hero-inner {
  position: relative; z-index: 1;
  max-width: var(--maxw); margin: 0 auto; padding: 0 32px;
  display: flex; flex-direction: column; align-items: center; text-align: center;
}
.hero-eyebrow {
  font-size: clamp(13px, 1.8vw, 17px);
  letter-spacing: 0.26em;
  color: rgba(255,255,255,0.78);
  margin-bottom: clamp(32px, 5vw, 52px);
  padding-left: 0.26em;
}

/* 特大キャッチ */
.display {
  font-family: var(--serif-jp);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.06em;
  color: var(--on-black);
}
.hero-compass {
  width: clamp(116px, 17vw, 188px);
  margin: 0 auto clamp(30px, 4.5vw, 48px);
  filter: drop-shadow(0 8px 40px rgba(0,0,0,0.5));
}
.display-line { display: block; white-space: nowrap; font-size: clamp(34px, 7vw, 68px); }
.display .num { font-weight: 400; letter-spacing: 0.02em; margin-right: 0.04em; }

.hero .btn-cta { margin-top: clamp(44px, 6vw, 68px); }

/* ---------- 課題 / 4方位（共通4グリッド） ---------- */
.section-title + .grid-4 { margin-top: clamp(48px, 7vw, 80px); }

.grid-4 {
  list-style: none;
  display: grid; grid-template-columns: repeat(4, 1fr);
  max-width: 1040px; margin-inline: auto;   /* 4項目を1行で収めるため拡張・等幅1fr維持 */
}
.cell {
  display: flex; flex-direction: column; align-items: center; gap: 18px;
  padding: 8px clamp(8px, 1.2vw, 16px);
  text-align: center;
}
.cell + .cell { border-left: 1px solid var(--line); }
.section--dark .cell + .cell { border-left-color: var(--on-black-line); }

/* 各セルの連想アイコン（課題=濃色ライン／4方位=金ライン） */
.cell-icon {
  display: flex; align-items: center; justify-content: center;
  height: clamp(50px, 7vw, 66px);
}
.cell-icon img { width: auto; height: 100%; max-width: 100%; }

.cell-index {
  font-size: clamp(22px, 3vw, 30px);
  color: var(--ink-faint);
  line-height: 1;
}
.cell-marker {
  width: 22px; height: 1px; background: rgba(255,255,255,0.55);
}
.cell-word {
  font-size: clamp(15px, 2vw, 19px);
  font-weight: 600;
  line-height: 1.7;
  letter-spacing: 0.06em;
  color: #111;
  white-space: nowrap;   /* 各項目を1行で完結（横は下でグリッド拡張） */
}
.section--dark .cell-word { color: var(--on-black); }

/* 4方位：金・太字・課題より一段大きく */
.cell-word--gold {
  font-size: clamp(17px, 2.5vw, 24px);
  font-weight: 700;
  color: var(--gold-light);
  letter-spacing: 0.05em;
}
.section--dark .cell-word--gold { color: var(--gold-light); }

/* ---------- ブランディング手順 ---------- */
/* セクション見出し下のリード文（メイン/補足の位置づけを明示） */
.section-lead {
  text-align: center;
  margin-top: clamp(14px, 2vw, 20px);
  font-size: clamp(14px, 1.75vw, 16.5px);
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.7;
  color: var(--ink-2);
}
.section-lead .num { color: var(--gold-deep); font-weight: 400; }
.section-lead-note { font-weight: 400; color: var(--ink-mute); font-size: 0.9em; }

.flow-steps {
  list-style: none;
  margin-top: clamp(36px, 5vw, 60px);
  display: grid; grid-template-columns: repeat(6, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.flow-step {
  display: flex; flex-direction: column; align-items: center; gap: 16px;
  padding: clamp(30px, 4vw, 46px) clamp(12px, 2vw, 22px);
  text-align: center;
}
.flow-step + .flow-step { border-left: 1px solid var(--line); }
.step-num {
  font-size: clamp(28px, 4vw, 44px);
  color: var(--ink);
  line-height: 1;
}
.flow-step--after .step-num { color: var(--ink-faint); font-family: var(--sans); font-weight: 300; }
.step-name {
  font-size: clamp(13px, 1.6vw, 15px);
  font-weight: 500;
  line-height: 1.6;
  letter-spacing: 0.05em;
  color: var(--ink-2);
}
.flow-step--after { background: var(--bg-soft); }
.flow-step--after .step-name { color: var(--ink-mute); }

.flow-note {
  margin-top: clamp(30px, 4vw, 46px);
  text-align: center;
  font-size: clamp(13px, 1.6vw, 15px);
  color: var(--ink-mute);
  letter-spacing: 0.05em;
  line-height: 1.8;
}

/* ---------- 含まれる機能 ---------- */
.features { background: var(--bg); }
.feature-grid {
  list-style: none;
  margin-top: clamp(36px, 5vw, 60px);
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  max-width: 940px; margin-inline: auto;
}
.feature {
  background: #fff;
  display: flex; flex-direction: column; align-items: flex-start;
  gap: 12px;
  padding: clamp(30px, 3.6vw, 44px) clamp(22px, 2.6vw, 32px);
}
.feature-num {
  font-size: clamp(20px, 2.6vw, 28px);
  line-height: 1;
  color: var(--gold);
  letter-spacing: 0.02em;
}
.feature-name {
  font-family: var(--serif-jp);
  font-weight: 600;
  font-size: clamp(16px, 1.9vw, 20px);
  line-height: 1.5;
  letter-spacing: 0.04em;
  color: var(--ink);
}
.feature-desc {
  font-size: clamp(13px, 1.55vw, 14.5px);
  line-height: 1.8;
  letter-spacing: 0.03em;
  color: var(--ink-mute);
}
.feature-desc .num { color: var(--ink-2); }

/* ---------- 料金 ---------- */
.pricing { background: var(--bg-soft); }
.price-card {
  max-width: 760px; margin: 0 auto;
  background: #fff;
  border: 1px solid var(--line);
}

/* 主役ブロック */
.price-hero {
  text-align: center;
  padding: clamp(44px, 6vw, 72px) clamp(24px, 4vw, 56px) clamp(36px, 5vw, 56px);
  border-bottom: 1px solid var(--line);
}
.price-regular {
  font-size: clamp(14px, 1.7vw, 16px);
  color: var(--ink-mute);
  letter-spacing: 0.06em;
  margin-bottom: clamp(18px, 2.6vw, 26px);
}
.price-regular .pr-label { margin-right: 10px; letter-spacing: 0.1em; }
.price-regular s {
  font-size: 1.15em;
  color: var(--ink-mute);
  text-decoration-thickness: 1.5px;
  text-decoration-color: var(--ink-faint);
}
.price-main-label {
  margin-bottom: clamp(10px, 1.6vw, 16px);
  line-height: 1;
}
.pml-badge {
  display: inline-block;
  font-size: clamp(16px, 2.3vw, 22px);
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--gold-deep);
  padding-bottom: 8px;
  border-bottom: 1.5px solid var(--gold);
}
.price-main-amount {
  font-size: clamp(64px, 13vw, 132px);
  line-height: 0.98;
  color: var(--ink);
  letter-spacing: 0.005em;
  white-space: nowrap;
}
.price-main-amount .price-term {
  font-family: var(--sans);
  font-size: 0.26em;
  font-weight: 700;
  color: var(--ink-mute);
  letter-spacing: 0.08em;
  vertical-align: 0.62em;
  margin-right: 0.32em;
}
.price-main-amount .price-tax {
  font-family: var(--sans);
  font-size: 0.16em;
  font-weight: 700;
  color: var(--ink-mute);
  letter-spacing: 0.08em;
  vertical-align: 0.55em;
  margin-left: 10px;
}
.price-off-wrap {
  margin-top: clamp(22px, 3vw, 34px);
  display: flex; justify-content: center;
}
.price-off-circle {
  position: relative;
  isolation: isolate;
  display: inline-flex; flex-direction: column;
  align-items: center; justify-content: center;
  width: clamp(96px, 13vw, 128px); height: clamp(96px, 13vw, 128px);
  border-radius: 50%;
  background: var(--gold-grad);
  color: #2A2008;
  border: 1px solid var(--gold-edge);
  box-shadow:
    inset 0 2px 2px rgba(255,255,255,0.55),
    inset 0 -3px 6px rgba(120,88,20,0.34),
    0 12px 30px -14px rgba(140,104,26,0.7);
  line-height: 1;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease);
}
.price-off-circle:hover {
  transform: scale(1.05);
  box-shadow:
    inset 0 2px 2px rgba(255,255,255,0.6),
    inset 0 -3px 6px rgba(120,88,20,0.3),
    0 18px 38px -14px rgba(140,104,26,0.82);
}
.price-off-circle:active { transform: scale(1.02); }
/* 円の額装リング＝二重線 */
.price-off-circle::before {
  content: "";
  position: absolute; inset: 6.5px; z-index: -1;
  border-radius: 50%;
  border: 1.4px solid rgba(255,255,255,0.55);
  box-shadow:
    0 0 0 1.2px rgba(124,94,24,0.0),
    0 0 0 2.6px rgba(120,90,24,0.4);
  pointer-events: none;
}
.price-off-circle .num {
  font-size: clamp(28px, 4.2vw, 40px);
  font-weight: 400;
  letter-spacing: 0.01em;
}
.price-off-circle .poc-off {
  font-family: var(--sans);
  font-size: clamp(12px, 1.5vw, 14px);
  font-weight: 700;
  letter-spacing: 0.22em;
  margin-top: 5px;
  padding-left: 0.22em;
}

/* 明細ブロック */
.price-detail {
  padding: clamp(28px, 4vw, 44px) clamp(24px, 4vw, 56px) clamp(36px, 5vw, 52px);
  display: grid; gap: clamp(24px, 3.4vw, 36px);
}
.price-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  align-items: start;
  gap: 8px 28px;
}
.price-row + .price-row { padding-top: clamp(24px, 3.4vw, 36px); border-top: 1px solid var(--line-soft); }
.price-row-label {
  font-size: clamp(14px, 1.7vw, 16px);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--ink);
}
.price-row-sub { font-size: 0.82em; font-weight: 500; color: var(--ink-mute); margin-left: 4px; }
.price-row-value {
  font-size: clamp(18px, 2.3vw, 22px);
  color: var(--ink);
  letter-spacing: 0.04em;
}
.price-row-value .num { font-size: 1.35em; }
.price-unit { font-size: 0.66em; color: var(--ink-mute); letter-spacing: 0.06em; margin-left: 2px; }
.price-row-note {
  grid-column: 2;
  font-size: clamp(12px, 1.5vw, 13.5px);
  color: var(--ink-mute);
  letter-spacing: 0.04em;
  line-height: 1.7;
  margin-top: 4px;
}

.price-options { display: grid; gap: 12px; }
.price-option {
  display: flex; align-items: baseline; justify-content: space-between; gap: 16px;
  font-size: clamp(14px, 1.7vw, 16px);
}
.price-option .po-name { color: var(--ink-2); font-weight: 500; letter-spacing: 0.04em; }
.price-option .po-amount { font-size: 1.15em; color: var(--ink); }

/* ---------- 最終CTA ---------- */
.final-cta { text-align: center; overflow: hidden; }
.final-inner {
  position: relative; z-index: 1;
  max-width: 820px; margin: 0 auto; padding: 0 32px;
  display: flex; flex-direction: column; align-items: center;
}
.final-title { margin-bottom: clamp(40px, 6vw, 64px); }
.final-lead {
  margin-top: clamp(22px, 3vw, 30px);
  font-family: var(--serif-jp);
  font-weight: 600;
  font-size: clamp(15.5px, 2.2vw, 19px);
  letter-spacing: 0.08em;
  line-height: 1.85;
  color: var(--on-black);
  text-align: center;
}
.final-mail {
  font-size: 13px; color: var(--on-black-mute);
  margin-top: clamp(24px, 3.4vw, 34px); letter-spacing: 0.04em;
}
.final-mail a { color: #fff; border-bottom: 1px solid var(--on-black-line); padding-bottom: 2px; transition: border-color 0.2s var(--ease); }
.final-mail a:hover { border-color: #fff; }

/* ---------- フッター ---------- */
.site-footer {
  padding: clamp(56px, 8vw, 88px) 0;
  border-top: 1px solid var(--line);
  text-align: center;
  background: var(--bg);
}
.footer-inner { display: grid; gap: 10px; }
.footer-brand { font-weight: 700; font-size: 16px; letter-spacing: 0.2em; color: var(--ink); }
.footer-tagline { font-size: 12.5px; color: var(--ink-mute); letter-spacing: 0.08em; }
.footer-copy { font-size: 11.5px; color: var(--ink-faint); margin-top: 8px; letter-spacing: 0.06em; }

/* ---------- モバイル固定CTA ---------- */
.mobile-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 120; display: none;
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  background: rgba(255,255,255,0.94);
  backdrop-filter: saturate(120%) blur(16px);
  -webkit-backdrop-filter: saturate(120%) blur(16px);
  border-top: 1px solid var(--line);
}
.mobile-cta .btn { gap: 12px; min-height: 56px; font-size: 15px; align-items: baseline; }
.mcta-label { align-self: center; letter-spacing: 0.08em; }
.mcta-price { font-size: 1.24em; letter-spacing: 0.02em; }
.mcta-tax { font-family: var(--sans); font-size: 0.6em; font-weight: 700; letter-spacing: 0.06em; margin-left: 2px; opacity: 0.75; }

/* ============================================================
   レスポンシブ
   ============================================================ */
@media (max-width: 860px) {
  .price-row { grid-template-columns: 1fr; gap: 6px; }
  .price-row-note { grid-column: 1; }
  .price-option { justify-content: space-between; }
}

@media (max-width: 720px) {
  body { font-size: 15px; }
  main { padding-bottom: 84px; }
  .header-cta { display: none; }
  .brand-sub { display: none; }

  .hero-eyebrow { letter-spacing: 0.16em; padding-left: 0.16em; }
  .display { letter-spacing: 0.04em; }
  .display-line { font-size: clamp(29px, 8.4vw, 46px); }

  .section-title { font-size: clamp(20px, 5.6vw, 28px); line-height: 1.5; letter-spacing: 0.04em; }

  .btn-cta { width: 100%; max-width: 420px; padding: 0 24px; gap: 10px; }

  /* 課題・4方位は2×2 */
  .grid-4 { grid-template-columns: repeat(2, 1fr); max-width: 440px; }
  .cell { padding: clamp(26px, 6vw, 34px) 16px; }
  .cell-word { white-space: normal; }   /* 2×2は縦に余裕あり・折り返し許可 */
  .cell + .cell { border-left: none; }
  .grid-4 .cell:nth-child(even) { border-left: 1px solid var(--line); }
  .section--dark .grid-4 .cell:nth-child(even) { border-left-color: var(--on-black-line); }
  .grid-4 .cell:nth-child(n+3) { border-top: 1px solid var(--line); }
  .section--dark .grid-4 .cell:nth-child(n+3) { border-top-color: var(--on-black-line); }

  /* 含まれる機能は縦積み（01〜04を縦に） */
  .feature-grid { grid-template-columns: 1fr; }

  /* 手順は縦積み */
  .flow-steps { grid-template-columns: 1fr; }
  .flow-step { flex-direction: row; justify-content: center; gap: 20px; padding: 22px 16px; }
  .flow-step + .flow-step { border-left: none; border-top: 1px solid var(--line); }
  .step-num { font-size: clamp(24px, 8vw, 32px); min-width: 44px; }

  .mobile-cta { display: block; }
}

@media (max-width: 440px) {
  .container { padding: 0 20px; }
  .hero-inner { padding: 0 20px; }
  .price-hero, .price-detail { padding-left: 20px; padding-right: 20px; }
  .price-option { flex-wrap: wrap; gap: 2px 12px; }
}

/* ---------- モーション低減 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* ---------- 印刷 ---------- */
@media print {
  .section--dark { background: #fff !important; color: #000 !important; }
  .section--dark .section-title, .section--dark .display, .section--dark .cell-word { color: #000 !important; }
  .site-header, .mobile-cta, .hero-mark { display: none !important; }
}