/* =========================================================================
   Fixess TOP — test-v2 / design-spec 準拠 自己完結スタイル
   コンセプト: 明るい伴走 — 難しいことは、ぜんぶこちら側で。
   すべての色・影・角丸はトークン経由。ハードコード禁止。
   ========================================================================= */

/* ===== 2. デザイントークン ===== */
:root {
  /* カラー */
  --color-navy:        #1B2A5B;
  --color-navy-deep:   #111C40;
  --color-accent:      #2563EB;   /* CTA / 実績数値 / リンクhover / 図解アクティブ線 のみ */
  --color-accent-soft: #EFF6FF;
  --color-bg:          #FFFFFF;
  --color-bg-alt:      #F8FAFC;
  --color-text:        #1B2A5B;   /* 見出し＝濃ネイビー（純黒は使わない） */
  --color-text-body:   #475569;   /* 本文・サブ＝グレー */
  --color-eyebrow:     #94A3B8;   /* eyebrowラベル＝薄グレー（小さく） */
  --color-border:      #E2E8F0;

  /* 反転セクション用（濃紺背景上の文字） */
  --color-on-navy:        #FFFFFF;
  --color-on-navy-muted:  #B9C2DE;
  --color-on-navy-border: rgba(255,255,255,0.14);

  /* タイポスケール（1.25倍 / 16-20-25-31-39-49） */
  --fs-body:  16px;
  --fs-20:    20px;
  --fs-25:    25px;
  --fs-31:    31px;
  --fs-39:    39px;
  --fs-49:    49px;

  /* 形状・影 */
  --radius-card:        14px;
  --radius-button:      10px;
  --shadow-card:        0 1px 3px rgb(27 42 91 / 0.06);
  --shadow-card-hover:  0 12px 32px -8px rgb(27 42 91 / 0.18);
  --shadow-mock:        0 24px 56px -16px rgb(27 42 91 / 0.28);

  /* レイアウト */
  --container-max: 1160px;
  --gutter:        32px;
  --section-y:     112px;

  /* モーション */
  --ease-out: cubic-bezier(0.22, 0.61, 0.36, 1);
  --t-base:   180ms var(--ease-out);

  /* 微細グレイン（feTurbulence生成・画像不使用） */
  --grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ===== リセット / ベース ===== */
*, *::before, *::after { box-sizing: border-box; }
html { background: var(--color-bg); -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: var(--fs-body);
  font-weight: 400;
  line-height: 1.9;
  color: var(--color-text-body);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; transition: color var(--t-base); }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, h5, h6, p { margin: 0; }
button { font: inherit; cursor: pointer; }

/* 数値・データは Inter + tabular-nums */
.num, .stat-num, .plan-price, .mock-num, .roi-num, [data-count] {
  font-family: "Inter", sans-serif;
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
}

/* キーボードフォーカス: accent リング */
:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgb(37 99 235 / 0.4);
  border-radius: 6px;
}

.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;
}

/* ===== レイアウト ===== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.section { padding: var(--section-y) 0; background: var(--color-bg); }
.section--alt  { background: var(--color-bg-alt); }
.section--navy {
  background: linear-gradient(160deg, var(--color-navy) 0%, var(--color-navy-deep) 100%);
  color: var(--color-on-navy);
}

/* ===== タイポグラフィ ===== */
.eyebrow {
  display: inline-block;
  font-family: "Inter", "Noto Sans JP", sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-eyebrow);
  margin-bottom: 18px;
}
.section--navy .eyebrow { color: var(--color-on-navy-muted); }

.h2 {
  font-weight: 700;
  font-size: var(--fs-39);
  line-height: 1.3;
  letter-spacing: 0.01em;
  color: var(--color-text);
  margin: 0 0 20px;
}
.section--navy .h2 { color: var(--color-on-navy); }

.lead {
  font-size: var(--fs-20);
  line-height: 1.85;
  color: var(--color-text-body);
  max-width: 720px;
  margin: 0 0 8px;
}
.section--navy .lead { color: var(--color-on-navy-muted); }

.section-head { margin-bottom: 56px; }
.section-head.center { text-align: center; }
.section-head.center .lead { margin-left: auto; margin-right: auto; }

/* ===== ボタン ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: var(--radius-button);
  font-size: 15px;
  font-weight: 700;
  border: 1px solid transparent;
  transition: background var(--t-base), color var(--t-base), border-color var(--t-base), transform var(--t-base), box-shadow var(--t-base);
}
.btn svg { width: 16px; height: 16px; }
/* CTA = accent（許可された用途） */
.btn-primary {
  background: var(--color-accent);
  color: #fff;
  box-shadow: 0 1px 2px rgb(37 99 235 / 0.2), 0 8px 20px -6px rgb(37 99 235 / 0.4);
}
.btn-primary:hover {
  background: #1d54d6;
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgb(37 99 235 / 0.24), 0 12px 28px -6px rgb(37 99 235 / 0.46);
}
.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-ghost:hover { border-color: var(--color-navy); color: var(--color-navy); }
.section--navy .btn-ghost { color: #fff; border-color: var(--color-on-navy-border); }
.section--navy .btn-ghost:hover { border-color: #fff; }

.btn-text {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-navy);
  padding: 6px 0;
}
.btn-text .arrow { transition: transform var(--t-base); }
.btn-text:hover { color: var(--color-accent); }      /* リンクhover = accent（許可された用途） */
.btn-text:hover .arrow { transform: translateX(4px); }

.cta-group { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.cta-group.center { justify-content: center; }

/* ===== ヘッダー ===== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  height: 68px;
  background: rgba(255,255,255,0.86);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--color-border);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 100%; gap: 24px; }
.site-logo { font-family: "Inter", sans-serif; font-size: 22px; font-weight: 700; letter-spacing: -0.01em; color: var(--color-navy); }
.site-nav { display: flex; align-items: center; gap: 32px; }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a { font-size: 14px; font-weight: 500; color: var(--color-text-body); }
.nav-links a:hover { color: var(--color-accent); }   /* リンクhover = accent */
.header-cta { display: flex; gap: 10px; align-items: center; }
.header-cta .btn { padding: 9px 16px; font-size: 13px; }
.nav-toggle { display: none; background: transparent; border: none; padding: 8px; margin: -8px; color: var(--color-navy); }
.nav-toggle svg { width: 24px; height: 24px; }

.mobile-menu {
  display: none; position: fixed; inset: 0; z-index: 99;
  background: #fff; padding: 92px var(--gutter) 24px;
  flex-direction: column; gap: 8px;
}
.mobile-menu.is-open { display: flex; }
.mobile-menu a { font-size: var(--fs-25); font-weight: 700; color: var(--color-text); padding: 14px 0; border-bottom: 1px solid var(--color-border); }
.mobile-menu .mobile-cta { display: flex; flex-direction: column; gap: 12px; margin-top: 24px; }
.mobile-menu .mobile-cta .btn { width: 100%; padding: 16px; }

/* =========================================================================
   1. HERO — 中央寄せ / 極薄ネイビーグラデ背景 / モック perspective
   ========================================================================= */
.hero {
  position: relative;
  padding: 80px 0 96px;
  text-align: center;
  overflow: hidden;
  background: var(--color-bg);
}
/* A-1: アンビエント・メッシュ（navy/accent 同系色のみ・ごく淡く・静かにドリフト） */
.hero::before {
  content: "";
  position: absolute;
  inset: -25%;
  z-index: 0;
  pointer-events: none;
  background:
    /* 中央〜右上を通す対角面（accent） */
    linear-gradient(122deg, transparent 30%, rgb(37 99 235 / 0.07) 50%, transparent 70%),
    /* 中央〜左下を通す対角面（navy） */
    linear-gradient(218deg, transparent 32%, rgb(27 42 91 / 0.06) 52%, transparent 74%),
    /* 見出し背後（中央上）に効く accent ブルーム */
    radial-gradient(48% 44% at 50% 30%, rgb(37 99 235 / 0.08) 0%, transparent 66%),
    /* 右上の navy ブルーム */
    radial-gradient(46% 46% at 84% 16%, rgb(27 42 91 / 0.07) 0%, transparent 70%),
    /* 左下の accent ブルーム */
    radial-gradient(46% 46% at 14% 78%, rgb(37 99 235 / 0.06) 0%, transparent 70%);
  animation: heroDrift 26s ease-in-out infinite alternate;
  will-change: transform;
}
/* A-1: グレイン（メッシュの上に重ねる） */
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: var(--grain);
  background-size: 180px 180px;
  opacity: 0.035;
}
@keyframes heroDrift {
  0%   { transform: translate3d(0, 0, 0) scale(1); }
  50%  { transform: translate3d(1.5%, -1.2%, 0) scale(1.04); }
  100% { transform: translate3d(-1.2%, 1%, 0) scale(1.02); }
}
.hero .container { position: relative; z-index: 1; }
.hero-h1 {
  font-weight: 700;
  font-size: var(--fs-49);
  line-height: 1.28;
  letter-spacing: 0.01em;
  color: var(--color-text);
  margin: 16px 0 22px;
}
.hero-sub {
  font-size: var(--fs-20);
  line-height: 1.85;
  color: var(--color-text-body);
  max-width: 640px;
  margin: 0 auto 34px;
}
.hero .cta-group { justify-content: center; margin-top: 0; }

/* A-3: 見出し/CTA とダッシュボードの間を詰める */
/* A-2: perspective + rotateX を強め、影を深くして浮かせる */
.hero-mock-wrap {
  margin: 48px auto 0;
  max-width: 940px;
  perspective: 1400px;
  position: relative;
}
.hero-mock {
  transform: rotateX(10deg) scale(0.97);
  transform-origin: center top;
  transition: transform 0.6s var(--ease-out), box-shadow 0.6s var(--ease-out);
  box-shadow:
    var(--shadow-mock),
    0 48px 90px -40px rgb(27 42 91 / 0.34);
  border-radius: var(--radius-card);
}
.hero-mock-wrap:hover .hero-mock { transform: rotateX(3deg) scale(1); }

/* A-2: 稼働中カード（活動の事実のみ・ふわっと出現） */
.hero-activity {
  position: absolute;
  right: -2%;
  bottom: 14%;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 12px 16px;
  box-shadow: 0 12px 32px -8px rgb(27 42 91 / 0.22);
  text-align: left;
  opacity: 0;
  transform: translateY(10px);
  animation: activityIn 0.6s var(--ease-out) 1.1s forwards;
}
.hero-activity .ha-dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
  animation: pulse-dot 1.6s ease-in-out infinite;
}
.hero-activity .ha-label { font-size: 11px; color: var(--color-text-body); margin: 0 0 2px; line-height: 1.3; }
.hero-activity .ha-value { font-family: "Inter", sans-serif; font-variant-numeric: tabular-nums; font-size: 14px; font-weight: 700; color: var(--color-navy); margin: 0; line-height: 1.2; }
@keyframes activityIn {
  to { opacity: 1; transform: translateY(0); }
}

/* 対応SaaS */
.hero-trust { margin-top: 64px; display: flex; flex-direction: column; align-items: center; gap: 16px; }
.hero-trust .trust-label { font-family: "Inter", sans-serif; font-size: 11px; font-weight: 600; letter-spacing: 0.16em; text-transform: none; color: var(--color-text-body); margin: 0; }
.hero-trust .trust-logos { display: flex; align-items: center; justify-content: center; gap: 40px; flex-wrap: wrap; opacity: 0.7; }
.hero-trust .trust-logos img { height: 22px; width: auto; }
.hero-trust .trust-logos .text-logo { font-family: "Inter", sans-serif; font-size: 17px; font-weight: 700; color: var(--color-text-body); letter-spacing: -0.02em; }

/* =========================================================================
   ダッシュボードモック（HTML/CSS 実装） — Hero と Operations Dashboard 共用
   ========================================================================= */
.mock {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  text-align: left;
  color: var(--color-text);
}
.mock-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-alt);
}
.mock-bar .dots { display: flex; gap: 6px; }
.mock-bar .dots i { width: 10px; height: 10px; border-radius: 50%; background: var(--color-border); display: block; }
.mock-bar .title { font-family: "Inter", sans-serif; font-size: 13px; font-weight: 600; color: var(--color-navy); letter-spacing: 0.01em; }
.mock-bar .live { margin-left: auto; display: inline-flex; align-items: center; gap: 6px; font-size: 11px; font-weight: 600; color: var(--color-text-body); }
.mock-bar .live .pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--color-accent); animation: pulse-dot 1.6s ease-in-out infinite; }
.mock-body { padding: 20px; display: grid; grid-template-columns: 1.6fr 1fr; gap: 16px; }
.mock-kpis { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.mock-kpi { border: 1px solid var(--color-border); border-radius: 10px; padding: 12px 14px; }
.mock-kpi .k-label { font-size: 11px; color: var(--color-text-body); margin: 0 0 4px; }
.mock-kpi .k-value { font-family: "Inter", sans-serif; font-variant-numeric: tabular-nums; font-size: var(--fs-20); font-weight: 700; color: var(--color-navy); }
.mock-kpi .k-delta { font-family: "Inter", sans-serif; font-size: 11px; font-weight: 600; color: var(--color-text-body); margin-top: 2px; }
.mock-chart { grid-column: 1 / 2; border: 1px solid var(--color-border); border-radius: 10px; padding: 14px; }
.mock-chart .c-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 8px; }
.mock-chart .c-title { font-size: 12px; font-weight: 600; color: var(--color-text); }
.mock-chart .c-max { font-family: "Inter", sans-serif; font-size: 11px; color: var(--color-text-body); }
.mock-chart svg { width: 100%; height: 96px; display: block; }
.mock-side { grid-column: 2 / 3; grid-row: 1 / 3; border: 1px solid var(--color-border); border-radius: 10px; padding: 14px; }
.mock-side .s-title { font-size: 12px; font-weight: 600; color: var(--color-text); margin: 0 0 12px; }
.mock-side .s-item { display: flex; gap: 8px; align-items: flex-start; padding: 8px 0; border-top: 1px dashed var(--color-border); }
.mock-side .s-item:first-of-type { border-top: none; padding-top: 0; }
.mock-side .s-item .s-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--color-accent); margin-top: 6px; flex-shrink: 0; }
.mock-side .s-item .s-text { font-size: 11.5px; line-height: 1.5; color: var(--color-text-body); }
.mock-side .s-item .s-text b { color: var(--color-navy); font-weight: 600; }

/* 反転（濃紺セクション内のダッシュボード） */
.section--navy .mock { background: rgb(255 255 255 / 0.04); border-color: var(--color-on-navy-border); color: #fff; }
.section--navy .mock-bar { background: rgb(255 255 255 / 0.04); border-color: var(--color-on-navy-border); }
.section--navy .mock-bar .dots i { background: rgb(255 255 255 / 0.2); }
.section--navy .mock-bar .title { color: #fff; }
.section--navy .mock-bar .live { color: var(--color-on-navy-muted); }
.section--navy .mock-kpi,
.section--navy .mock-chart,
.section--navy .mock-side { border-color: var(--color-on-navy-border); background: rgb(255 255 255 / 0.02); }
.section--navy .mock-kpi .k-label,
.section--navy .mock-kpi .k-delta,
.section--navy .mock-side .s-text { color: var(--color-on-navy-muted); }
.section--navy .mock-kpi .k-value,
.section--navy .mock-side .s-text b,
.section--navy .mock-chart .c-title,
.section--navy .mock-side .s-title { color: #fff; }
.section--navy .mock-side .s-item { border-color: var(--color-on-navy-border); }

@keyframes pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgb(37 99 235 / 0.5); }
  50% { opacity: 0.6; box-shadow: 0 0 0 5px rgb(37 99 235 / 0); }
}

/* =========================================================================
   Why Fixess — 比較カード（featured は navy 強調、accent 不使用）
   ========================================================================= */
.compare-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.compare-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 32px 28px;
  box-shadow: var(--shadow-card);
  transition: transform var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
}
.compare-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-card-hover); }
.compare-card.is-featured { border: 2px solid var(--color-navy); }
.compare-card .c-label { font-family: "Inter", sans-serif; font-size: 12px; font-weight: 600; letter-spacing: 0.06em; color: var(--color-text-body); margin: 0 0 14px; }
.compare-card.is-featured .c-label { color: var(--color-navy); }
.compare-card h3 { font-size: var(--fs-20); font-weight: 500; color: var(--color-text-body); margin: 0 0 18px; }
.compare-card.is-featured h3 { color: var(--color-navy); font-weight: 700; }
.compare-card .c-result { font-size: var(--fs-25); font-weight: 700; line-height: 1.4; color: var(--color-text); margin: 0 0 14px; }
.compare-card .c-desc { font-size: 14px; line-height: 1.85; color: var(--color-text-body); margin: 0; }

/* =========================================================================
   Problems — カード3つ
   ========================================================================= */
.problems-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 48px; }
.problem-card {
  background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-card);
  padding: 32px 28px; box-shadow: var(--shadow-card);
  transition: transform var(--t-base), box-shadow var(--t-base);
}
.problem-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-card-hover); }
.problem-card .p-icon { display: inline-flex; width: 40px; height: 40px; border-radius: 10px; background: var(--color-accent-soft); color: var(--color-navy); align-items: center; justify-content: center; margin-bottom: 18px; }
.problem-card .p-icon svg { width: 20px; height: 20px; }
.problem-card .p-label { font-family: "Inter", sans-serif; font-size: 12px; font-weight: 600; letter-spacing: 0.1em; color: var(--color-navy); margin: 0 0 8px; }
.problem-card h3 { font-size: var(--fs-20); font-weight: 700; line-height: 1.45; color: var(--color-text); margin: 0 0 12px; }
.problem-card p { font-size: 14px; line-height: 1.85; color: var(--color-text-body); margin: 0; }
.problems-closing { text-align: center; font-size: var(--fs-20); font-weight: 500; color: var(--color-text); margin: 0; }

/* =========================================================================
   3. シグネチャー A — 並走プロセス図 / 接続線ダイアグラム
   「3つの軸」「STEP01-04」共用
   ========================================================================= */
.diagram { position: relative; margin-top: 8px; }
/* 接続レール（カードの上を横断する並走ライン） */
.diagram-rail { position: relative; height: 16px; margin: 0 0 28px; }
.diagram-svg { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 0; overflow: visible; }
.rail-dot {
  position: absolute; top: 50%; transform: translate(-50%, -50%);
  width: 14px; height: 14px; border-radius: 50%;
  background: #fff; border: 2px solid var(--color-border); z-index: 2;
  transition: border-color var(--t-base);
}
.diagram.is-revealed .rail-dot { border-color: var(--color-accent); }
.diagram-svg .line-base { fill: none; stroke: var(--color-border); stroke-width: 2; }
.diagram-svg .line-active {
  fill: none; stroke: var(--color-accent); stroke-width: 2.5; stroke-linecap: round;
  stroke-dasharray: var(--len, 1000); stroke-dashoffset: var(--len, 1000);
  transition: stroke-dashoffset 1.1s var(--ease-out);
}
.diagram.is-revealed .diagram-svg .line-active { stroke-dashoffset: 0; }

/* 3軸: 3ノード横並び */
.diagram-axes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 44px; position: relative; z-index: 1; }
.axis-node {
  background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-card);
  padding: 30px 26px; box-shadow: var(--shadow-card);
  transition: transform var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
}
.axis-node:hover { transform: translateY(-2px); box-shadow: var(--shadow-card-hover); border-color: var(--color-navy); }
.axis-node .a-num { font-family: "Inter", sans-serif; font-size: 13px; font-weight: 600; letter-spacing: 0.12em; color: var(--color-navy); margin: 0 0 14px; }
.axis-node h3 { font-size: var(--fs-25); font-weight: 700; color: var(--color-text); margin: 0 0 6px; }
.axis-node .a-product { font-family: "Inter", sans-serif; font-size: 13px; font-weight: 500; color: var(--color-text-body); margin: 0 0 16px; }
.axis-node p { font-size: 14px; line-height: 1.85; color: var(--color-text-body); margin: 0 0 18px; }
.axis-node .node-dot {
  position: absolute; top: -7px; left: 50%; transform: translateX(-50%);
  width: 14px; height: 14px; border-radius: 50%; background: #fff; border: 2px solid var(--color-border); z-index: 2;
}
.diagram.is-revealed .axis-node .node-dot { border-color: var(--color-accent); }
.axis-node { position: relative; }

/* STEP フロー: 4ノード横並び */
.diagram-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; position: relative; z-index: 1; }
.step-node {
  position: relative; background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-card);
  padding: 28px 22px 24px; box-shadow: var(--shadow-card);
  transition: transform var(--t-base), box-shadow var(--t-base);
}
.step-node:hover { transform: translateY(-2px); box-shadow: var(--shadow-card-hover); }
.step-node .node-dot {
  position: absolute; top: -7px; left: 28px;
  width: 14px; height: 14px; border-radius: 50%; background: #fff; border: 2px solid var(--color-border); z-index: 2;
}
.diagram.is-revealed .step-node .node-dot { border-color: var(--color-accent); }
.step-node .st-num { font-family: "Inter", sans-serif; font-size: 12px; font-weight: 600; letter-spacing: 0.14em; color: var(--color-navy); margin: 0 0 8px; }
.step-node h3 { font-size: var(--fs-20); font-weight: 700; color: var(--color-text); margin: 0 0 8px; }
.step-node .st-duration { display: inline-block; font-family: "Inter", sans-serif; font-size: 11px; font-weight: 600; letter-spacing: 0.04em; color: var(--color-navy); background: var(--color-accent-soft); padding: 3px 10px; border-radius: 999px; margin-bottom: 14px; }
.step-node p { font-size: 13px; line-height: 1.8; color: var(--color-text-body); margin: 0; }

/* =========================================================================
   Feature row（SafeReach / Dashboard）
   ========================================================================= */
.feature-row .container { display: grid; grid-template-columns: 1fr 1.08fr; gap: 72px; align-items: center; }
.feature-row.reverse .container { grid-template-columns: 1.08fr 1fr; }
.feature-row.reverse .feature-visual { order: -1; }
.feature-content { max-width: 520px; }
.feature-content .h2 { margin-bottom: 16px; }
.feature-content .lead { font-size: var(--fs-20); margin-bottom: 28px; }
.feature-list { margin: 0 0 32px; }
.feature-list li { display: flex; gap: 12px; align-items: flex-start; padding: 10px 0; font-size: 15px; color: var(--color-text-body); border-bottom: 1px solid var(--color-border); }
.feature-list li:last-child { border-bottom: none; }
.feature-list li svg { width: 18px; height: 18px; flex-shrink: 0; color: var(--color-navy); margin-top: 4px; }
.section--navy .feature-list li { color: var(--color-on-navy-muted); border-color: var(--color-on-navy-border); }
.section--navy .feature-list li svg { color: #fff; }
.feature-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 28px; }
.stat-mini { padding: 18px 22px; border: 1px solid var(--color-border); border-radius: var(--radius-card); background: #fff; }
.section--navy .stat-mini { background: rgb(255 255 255 / 0.04); border-color: var(--color-on-navy-border); }
.stat-mini .num { font-size: var(--fs-25); font-weight: 700; color: var(--color-navy); line-height: 1; }
.section--navy .stat-mini .num { color: #fff; }
.stat-mini .label { font-size: 12px; color: var(--color-text-body); margin-top: 6px; }
.section--navy .stat-mini .label { color: var(--color-on-navy-muted); }
.section--navy .btn-text { color: #fff; }
.section--navy .btn-text:hover { color: var(--color-accent); }

/* SafeReach 用 HTML/CSS リードテーブルモック */
.mock-leads { padding: 16px; }
.mock-leads .lh { display: grid; grid-template-columns: 1.6fr 1fr 0.8fr; gap: 8px; font-size: 11px; font-weight: 600; color: var(--color-text-body); padding: 0 8px 10px; border-bottom: 1px solid var(--color-border); }
.mock-leads .lrow { display: grid; grid-template-columns: 1.6fr 1fr 0.8fr; gap: 8px; align-items: center; padding: 11px 8px; border-bottom: 1px dashed var(--color-border); }
.mock-leads .lrow:last-child { border-bottom: none; }
.mock-leads .lname { font-size: 12px; color: var(--color-text); }
.mock-leads .lstatus { font-family: "Inter", sans-serif; font-size: 11px; font-weight: 600; }
.mock-leads .lstatus.sent { color: var(--color-text-body); }
.mock-leads .lstatus.reply { color: var(--color-navy); }
.mock-leads .lscore { font-family: "Inter", sans-serif; font-variant-numeric: tabular-nums; font-size: 12px; font-weight: 700; color: #fff; background: var(--color-navy); border-radius: 999px; padding: 2px 0; text-align: center; }

/* =========================================================================
   2. 実績数値 — 濃紺反転 / accent数値 / カウントアップ
   ========================================================================= */
.results-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 56px; }
.results-stats.four { grid-template-columns: repeat(4, 1fr); }
.result-stat .stat-label br { display: none; }
@media (min-width: 881px) { .result-stat .stat-label br { display: inline; } }
.result-stat {
  text-align: center; padding: 44px 28px;
  border: 1px solid var(--color-on-navy-border); border-radius: var(--radius-card);
  background: rgb(255 255 255 / 0.03);
}
.result-stat .stat-num {
  font-size: var(--fs-49); font-weight: 700; line-height: 1;
  color: var(--color-accent);   /* 実績数値 = accent（許可された用途） */
  letter-spacing: -0.01em;
}
.result-stat .stat-num .pre { font-size: 0.42em; font-weight: 600; margin-right: 6px; vertical-align: 0.2em; color: var(--color-on-navy-muted); }
.result-stat .stat-num .unit { font-size: 0.5em; margin-left: 2px; }
.result-stat .stat-label { font-size: 14px; color: var(--color-on-navy-muted); margin-top: 16px; }

/* 4. ROI シミュレーション — 2カラム */
.roi { display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; align-items: center; }
.roi-chart {
  background: rgb(255 255 255 / 0.04); border: 1px solid var(--color-on-navy-border);
  border-radius: var(--radius-card); padding: 28px;
}
.roi-chart .rc-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 16px; }
.roi-chart .rc-title { font-size: 13px; font-weight: 600; color: #fff; }
.roi-chart .rc-legend { display: flex; gap: 16px; font-size: 11px; }
.roi-chart .rc-legend span { display: inline-flex; align-items: center; gap: 6px; color: var(--color-on-navy-muted); }
.roi-chart .rc-legend i { width: 14px; height: 3px; border-radius: 2px; display: block; }
.roi-chart .rc-legend .l-base i { background: var(--color-on-navy-muted); }
.roi-chart .rc-legend .l-fixess i { background: var(--color-accent); }
.roi-chart svg { width: 100%; height: 220px; display: block; }
.roi-result { display: flex; flex-direction: column; gap: 16px; }
.roi-result .ri {
  border: 1px solid var(--color-on-navy-border); border-radius: var(--radius-card);
  background: rgb(255 255 255 / 0.03); padding: 20px 24px;
}
.roi-result .ri .ri-num { font-family: "Inter", sans-serif; font-variant-numeric: tabular-nums; font-size: var(--fs-31); font-weight: 700; color: var(--color-accent); line-height: 1; }
.roi-result .ri .ri-num .unit { font-size: 0.5em; margin-left: 2px; }
.roi-result .ri .ri-label { font-size: 13px; color: var(--color-on-navy-muted); margin-top: 8px; }
.results-note { font-size: 12px; color: var(--color-on-navy-muted); text-align: center; margin: 40px 0 0; }

/* =========================================================================
   料金 — 中央プラン強調 / CTA のみ accent
   ========================================================================= */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: stretch; }
.pricing-card {
  position: relative; background: #fff; border: 1px solid var(--color-border);
  border-radius: var(--radius-card); padding: 38px 30px; display: flex; flex-direction: column;
  box-shadow: var(--shadow-card);
  transition: transform var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
}
.pricing-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-card-hover); }
.pricing-card.is-featured { border: 2px solid var(--color-navy); transform: translateY(-8px); box-shadow: var(--shadow-card-hover); }
.pricing-card.is-featured:hover { transform: translateY(-10px); }
.pricing-card .badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--color-navy); color: #fff; font-family: "Inter", sans-serif;
  font-size: 11px; font-weight: 600; letter-spacing: 0.18em; padding: 6px 14px; border-radius: 999px;
}
.pricing-card .plan-name { font-family: "Inter", sans-serif; font-size: 14px; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; color: var(--color-text-body); margin: 0 0 14px; }
.pricing-card .plan-price { font-size: var(--fs-39); font-weight: 700; color: var(--color-navy); letter-spacing: -0.02em; line-height: 1; }
.pricing-card .plan-unit { font-size: 13px; color: var(--color-text-body); margin: 6px 0 0; }
.pricing-card .plan-divider { height: 1px; background: var(--color-border); margin: 26px 0; }
.pricing-card .plan-includes { flex: 1; margin: 0 0 26px; }
.pricing-card .plan-includes li { display: flex; gap: 10px; align-items: flex-start; padding: 8px 0; font-size: 14px; color: var(--color-text-body); }
.pricing-card .plan-includes svg { width: 16px; height: 16px; color: var(--color-navy); flex-shrink: 0; margin-top: 4px; }
.pricing-card .btn { width: 100%; }
.pricing-notes { margin-top: 32px; text-align: center; font-size: 12px; color: var(--color-text-body); line-height: 1.8; }

/* =========================================================================
   FAQ
   ========================================================================= */
.faq-list { max-width: 800px; margin: 56px auto 0; }
.faq-item { border-top: 1px solid var(--color-border); }
.faq-item:last-child { border-bottom: 1px solid var(--color-border); }
.faq-item summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 24px 0; font-size: 17px; font-weight: 500; color: var(--color-text); cursor: pointer; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .chev { width: 20px; height: 20px; color: var(--color-text-body); transition: transform var(--t-base); flex-shrink: 0; }
.faq-item[open] summary .chev { transform: rotate(180deg); }
.faq-item .answer { padding: 0 0 24px; font-size: 15px; line-height: 1.9; color: var(--color-text-body); }

/* =========================================================================
   Final CTA（濃紺）
   ========================================================================= */
.final-cta { text-align: center; }
.final-cta .h2 { font-size: var(--fs-39); }
.final-cta .lead { margin: 16px auto 32px; }
.final-cta .cta-group { justify-content: center; }
.final-cta .contact-line { margin-top: 32px; font-size: 13px; color: var(--color-on-navy-muted); }

/* =========================================================================
   Footer（navy-deep）
   ========================================================================= */
.site-footer { background: var(--color-navy-deep); color: var(--color-on-navy-muted); padding: 72px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 48px; margin-bottom: 48px; }
.footer-brand .site-logo { color: #fff; display: block; margin-bottom: 12px; }
.footer-brand .tagline { font-size: 14px; line-height: 1.8; color: var(--color-on-navy-muted); margin: 0 0 22px; }
.footer-brand .info { font-size: 13px; line-height: 1.9; color: var(--color-on-navy-muted); }
.footer-col h4 { font-family: "Inter", sans-serif; font-size: 11px; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; color: #fff; margin: 0 0 16px; }
.footer-col li { padding: 4px 0; }
.footer-col a { font-size: 14px; color: var(--color-on-navy-muted); }
.footer-col a:hover { color: var(--color-accent); }   /* リンクhover = accent */
.footer-sub { padding-top: 28px; border-top: 1px solid var(--color-on-navy-border); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.footer-sub .copy { font-family: "Inter", sans-serif; font-size: 12px; color: var(--color-on-navy-muted); letter-spacing: 0.04em; }
.footer-sub .legal { display: flex; gap: 24px; }
.footer-sub .legal a { font-size: 12px; color: var(--color-on-navy-muted); }
.footer-sub .legal a:hover { color: var(--color-accent); }

/* =========================================================================
   5. モーション — fade-in-up / stagger / reveal
   ========================================================================= */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out); }
.reveal.is-in { opacity: 1; transform: none; }
/* stagger は JS で transition-delay を付与 */

/* =========================================================================
   7. レスポンシブ
   ========================================================================= */
@media (max-width: 1024px) {
  :root { --section-y: 88px; --gutter: 24px; }
  .feature-row .container, .feature-row.reverse .container { grid-template-columns: 1fr; gap: 40px; }
  .feature-row.reverse .feature-visual { order: 0; }
  .roi { grid-template-columns: 1fr; gap: 28px; }
  .roi-result { flex-direction: row; }
  .roi-result .ri { flex: 1; }
}

@media (max-width: 880px) {
  /* ダイアグラムを縦フローに組み替え（レールは非表示） */
  .diagram-rail { display: none; }
  .diagram-axes { grid-template-columns: 1fr; gap: 16px; }
  .diagram-steps { grid-template-columns: 1fr 1fr; gap: 16px; }
  .axis-node .node-dot, .step-node .node-dot { display: none; }
  .problems-grid, .compare-grid { grid-template-columns: 1fr; gap: 16px; }
  .results-stats { grid-template-columns: 1fr; gap: 16px; }
  .results-stats.four { grid-template-columns: 1fr 1fr; }  /* タブレットは2×2 */
  .pricing-grid { grid-template-columns: 1fr; gap: 18px; }
  .pricing-card.is-featured { transform: none; order: -1; }
  .pricing-card.is-featured:hover { transform: translateY(-2px); }
  .mock-body { grid-template-columns: 1fr; }
  .mock-chart, .mock-side { grid-column: 1 / -1; grid-row: auto; }
}

@media (max-width: 768px) {
  :root {
    --section-y: 72px;
    --fs-49: 34px; --fs-39: 28px; --fs-31: 24px; --fs-25: 20px; --fs-20: 17px;
  }
  body { font-size: 15px; }
  .site-nav .nav-links, .site-nav .header-cta { display: none; }
  .nav-toggle { display: inline-flex; }
  .hero { padding: 56px 0 72px; }
  .hero-mock-wrap { margin-top: 40px; }
  .hero-mock { transform: none; }
  .hero-activity { right: 8px; bottom: 8px; padding: 10px 12px; }
  .hero-trust .trust-logos { gap: 24px; }
  .diagram-steps { grid-template-columns: 1fr; }
  .results-stats.four { grid-template-columns: 1fr; }  /* スマホは1列 */
  .roi-result { flex-direction: column; }
  .feature-stats { gap: 12px; }
  .cta-group { flex-direction: column; }
  .cta-group .btn { width: 100%; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px 24px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-sub { flex-direction: column; align-items: flex-start; }
  .section-head { margin-bottom: 40px; }
}

@media (max-width: 420px) {
  :root { --gutter: 18px; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* =========================================================================
   prefers-reduced-motion — すべての装飾アニメ無効化（必須）
   ========================================================================= */
@media (prefers-reduced-motion: reduce) {
  * , *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1 !important; transform: none !important; }
  .diagram-svg .line-active { stroke-dashoffset: 0 !important; }
  .hero-mock { transform: none !important; }
  .mock-bar .live .pulse { animation: none !important; }
  /* 背景ドリフト停止・稼働カードは静的に表示 */
  .hero::before { transform: none !important; }
  .hero-activity { opacity: 1 !important; transform: none !important; }
}