/* ================================================================
   HUG Foundation — Family Index Page CSS
   fi.css
   ================================================================ */

/* ================================================================
   01. HERO
   ================================================================ */
.fi-hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--charcoal);
}

.fi-hero-bg {
  position: absolute; inset: 0;
}
.fi-hero-bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: brightness(0.6);
  transform: scale(1.05);
  animation: heroZoom 12s ease-out forwards;
}

.fi-hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(
    to top,
    rgba(26,24,20,0.98) 0%,
    rgba(26,24,20,0.3) 60%,
    rgba(26,24,20,0.15) 100%
  );
  z-index: 1;
}

/* ページラベル */
.fi-page-label {
  position: absolute;
  top: 120px;
  left: 80px;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 12px;
}
.fi-label-en {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-micro);
  font-style: italic;
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: rgba(201,169,110,0.7);
}
.fi-label-slash {
  color: rgba(201,169,110,0.3);
  font-size: var(--fs-micro);
}
.fi-label-ja {
  font-family: 'Zen Kaku Gothic New', sans-serif;
  font-size: var(--fs-micro);
  letter-spacing: var(--ls-wide);
  color: rgba(245,240,232,0.5);
  font-weight: 300;
}

.fi-hero-content {
  position: relative;
  z-index: 2;
  padding: 0 80px 120px;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}
.fi-hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 36px;
}
.fi-eyebrow-line {
  display: block;
  width: 48px; height: 1px;
  background: var(--gold);
  opacity: 0.7;
}
.fi-eyebrow-text {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-sm);
  font-style: italic;
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  color: var(--gold);
}
.fi-hero-title {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-xl);
  font-weight: 400;
  color: var(--cream);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  margin-bottom: 28px;
}
.fi-hero-title em {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  color: var(--gold-light);
}
.fi-hero-sub {
  font-size: var(--fs-base);
  color: rgba(245,240,232,0.6);
  letter-spacing: var(--ls-wide);
  line-height: var(--lh-body);
  font-weight: 300;
}

.fi-hero-scroll {
  position: absolute;
  bottom: 48px;
  right: 80px;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.fi-scroll-line {
  display: block;
  width: 1px; height: 60px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  animation: scrollLineAnim 2s ease-in-out infinite;
}
.fi-scroll-label {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-micro);
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: rgba(201,169,110,0.5);
  writing-mode: vertical-rl;
}

/* ================================================================
   共通：セクションラベル
   ================================================================ */
.fi-section-label {
  margin-bottom: 32px;
}

/* ================================================================
   02. INTRO — FIとは何か
   ================================================================ */
.fi-intro {
  background: var(--warm-white);
  padding: 160px 80px;
  overflow: hidden;
}

.fi-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 80px;
  align-items: start;
  margin-top: 60px;
}

.fi-intro-heading {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-lg);
  font-weight: 400;
  color: var(--text);
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-normal);
  position: sticky;
  top: 120px;
}
.fi-intro-heading em {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  color: var(--gold);
  font-size: 1.1em;
}

.fi-intro-body-col p {
  font-size: var(--fs-base);
  line-height: var(--lh-body);
  color: var(--text-light);
  font-weight: 300;
  letter-spacing: var(--ls-normal);
  margin-bottom: 24px;
}
.fi-intro-body-col p:last-child { margin-bottom: 0; }
.fi-intro-body-col strong {
  color: var(--charcoal);
  font-weight: 500;
}

.fi-intro-quote {
  margin: 36px 0;
  padding: 28px 36px;
  border-left: 2px solid var(--gold);
  background: rgba(201,169,110,0.04);
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.fi-intro-quote-mark {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-d-sm);
  color: var(--gold);
  opacity: 0.4;
  line-height: 1;
  margin-top: -8px;
  flex-shrink: 0;
}
.fi-intro-quote p {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-md) !important;
  font-weight: 400 !important;
  color: var(--text) !important;
  line-height: var(--lh-heading) !important;
  letter-spacing: var(--ls-normal);
  margin-bottom: 0 !important;
}

/* ================================================================
   03. PERSPECTIVES — 7つの視点
   ================================================================ */
.fi-perspectives {
  background: var(--charcoal);
  padding: 160px 80px;
  overflow: hidden;
}

.fi-perspectives-heading {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-lg);
  font-weight: 400;
  color: var(--cream);
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-normal);
  margin: 40px 0 28px;
}
.fi-perspectives-heading em {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  color: var(--gold-light);
  font-size: 1.1em;
}
.fi-perspectives-intro {
  font-size: var(--fs-base);
  color: rgba(245,240,232,0.55);
  font-weight: 300;
  letter-spacing: var(--ls-normal);
  line-height: var(--lh-body);
  max-width: 680px;
  margin-bottom: 72px;
}

.fi-perspective-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.fi-perspective {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 60px;
  padding: 52px 0;
  border-bottom: 1px solid rgba(201,169,110,0.1);
  /* スクロールアニメーション初期状態 */
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.75s cubic-bezier(0.4,0,0.2,1),
              transform 0.75s cubic-bezier(0.4,0,0.2,1);
}
.fi-perspective.visible {
  opacity: 1;
  transform: translateY(0);
}
.fi-perspective:first-child { padding-top: 0; }
.fi-perspective:last-child { border-bottom: none; }

.fi-perspective-header {
  display: flex;
  gap: 28px;
  align-items: flex-start;
}
.fi-perspective-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-d-sm);
  font-weight: 300;
  font-style: italic;
  color: rgba(201,169,110,0.2);
  line-height: 1;
  flex-shrink: 0;
  padding-top: 4px;
}
.fi-perspective-title {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-md);
  font-weight: 400;
  color: var(--cream);
  line-height: 1.6;
  letter-spacing: var(--ls-normal);
  margin-bottom: 8px;
}
.fi-perspective-tag {
  display: inline-block;
  font-size: var(--fs-micro);
  letter-spacing: var(--ls-label);
  color: rgba(201,169,110,0.55);
  border: 1px solid rgba(201,169,110,0.2);
  padding: 3px 10px;
  font-weight: 300;
}

.fi-perspective-body p {
  font-size: var(--fs-sm);
  line-height: var(--lh-body);
  color: rgba(245,240,232,0.5);
  font-weight: 300;
  letter-spacing: var(--ls-normal);
}

/* ================================================================
   04. CALC — スコアの計算方法（フローチャート）
   ================================================================ */
.fi-calc {
  background: var(--warm-white);
  padding: 160px 80px;
}
.fi-calc-heading {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-lg);
  font-weight: 400;
  color: var(--text);
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-normal);
  margin: 40px 0 12px;
}
.fi-calc-heading em {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  color: var(--gold);
}
.fi-calc-lead {
  font-size: var(--fs-sm);
  color: var(--text-light);
  letter-spacing: var(--ls-wide);
  font-weight: 300;
  margin-bottom: 72px;
}

/* ── フローチャート全体 ── */
.fi-chart {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  font-family: 'Cormorant Garamond', serif;
}

/* ── 共通：縦線 ── */
.fi-chart-vline {
  width: 1px;
  height: 32px;
  background: rgba(44,40,32,0.2);
  margin: 0 auto;
}
.fi-chart-vline--top {
  height: 28px;
}

/* ── 共通：横ライン（ブランチ用）── */
.fi-chart-hbar {
  height: 1px;
  background: rgba(44,40,32,0.2);
  position: relative;
}
.fi-chart-hbar--2col {
  width: calc(50% + 2px);
  margin: 0 auto;
}

/* ── 共通：下向き矢印 ── */
.fi-chart-arrow {
  font-family: 'Cormorant Garamond', serif;
  font-size: 24px;
  color: rgba(44,40,32,0.3);
  text-align: center;
  padding: 20px 0;
  line-height: 1;
}

/* ── TIER 1: 2グループ横並び ── */
.fi-chart-groups {
  display: flex;
  gap: 4px;
  width: 100%;
  align-items: flex-start;
}
.fi-chart-group {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.fi-chart-group-top {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* 親ボックス */
.fi-chart-box {
  border: 1px solid rgba(44,40,32,0.25);
  padding: 16px 32px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 200px;
  background: rgba(255,255,255,0.6);
}
.fi-chart-box-en {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-micro);
  font-style: italic;
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: rgba(44,40,32,0.4);
}
.fi-chart-box-ja {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-sm);
  font-weight: 400;
  color: var(--charcoal);
  letter-spacing: var(--ls-normal);
}

/* 子ボックス群 */
.fi-chart-indices {
  display: flex;
  gap: 4px;
  width: 100%;
  align-items: stretch;
}
.fi-chart-index {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: stretch;
}
.fi-chart-index-inner {
  border: 1px solid rgba(44,40,32,0.2);
  padding: 20px 20px 24px;
  width: 100%;
  background: rgba(245,240,232,0.5);
  box-sizing: border-box;
  flex: 1;
}
.fi-chart-index-code {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-md);
  font-weight: 400;
  font-style: italic;
  color: var(--charcoal);
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}
.fi-chart-index-name {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-micro);
  font-weight: 400;
  color: var(--text-light);
  letter-spacing: var(--ls-normal);
  padding-bottom: 14px;
  margin-bottom: 14px;
  border-bottom: 1px solid rgba(44,40,32,0.1);
}
.fi-chart-index-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.fi-chart-index-list li {
  font-family: 'Zen Kaku Gothic New', sans-serif;
  font-size: var(--fs-micro);
  color: var(--text-light);
  font-weight: 300;
  letter-spacing: var(--ls-normal);
  padding-left: 14px;
  position: relative;
}
.fi-chart-index-list li::before {
  content: '・';
  position: absolute;
  left: 0;
  color: rgba(201,169,110,0.6);
}

/* ── TIER 2: 基礎スコア算出 ── */
.fi-chart-formula {
  border: 1px solid rgba(44,40,32,0.2);
  padding: 28px 60px;
  text-align: center;
  background: rgba(255,255,255,0.6);
  min-width: 400px;
}
.fi-chart-formula-label {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-sm);
  font-weight: 400;
  color: var(--charcoal);
  letter-spacing: var(--ls-normal);
  margin-bottom: 8px;
}
.fi-chart-formula-eq {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-md);
  font-style: italic;
  color: var(--text-light);
  letter-spacing: 0.06em;
}

/* ── TIER 3: 社会・未来要因 ── */
.fi-chart-social {
  width: 100%;
  max-width: 760px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}
.fi-chart-social-title {
  border: 1px solid rgba(44,40,32,0.2);
  padding: 16px 48px;
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-sm);
  font-weight: 400;
  color: var(--charcoal);
  letter-spacing: var(--ls-normal);
  background: rgba(255,255,255,0.6);
  text-align: center;
  width: 240px;
}
.fi-chart-social-factors {
  display: flex;
  gap: 4px;
  margin-top: 20px;
  width: 100%;
}
.fi-chart-factor {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 20px 16px;
  border: 1px solid rgba(44,40,32,0.12);
  background: rgba(245,240,232,0.5);
  text-align: center;
}
.fi-chart-factor-op {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-lg);
  font-weight: 300;
  color: rgba(201,169,110,0.7);
  line-height: 1;
}
.fi-chart-factor--divide .fi-chart-factor-op {
  color: rgba(168,184,206,0.8);
}
.fi-chart-factor-code {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-md);
  font-style: italic;
  font-weight: 400;
  color: var(--charcoal);
  letter-spacing: 0.06em;
}
.fi-chart-factor-name {
  font-family: 'Zen Kaku Gothic New', sans-serif;
  font-size: var(--fs-micro);
  color: var(--text-light);
  font-weight: 300;
  letter-spacing: var(--ls-normal);
  line-height: 1.6;
}
.fi-chart-factor-name em {
  font-style: normal;
  color: rgba(44,40,32,0.4);
  font-size: 0.9em;
}

/* ── TIER 4: FINAL SCORE ── */
.fi-chart-final {
  text-align: center;
  padding: 32px 80px;
  border: 2px solid rgba(201,169,110,0.3);
  background: rgba(201,169,110,0.04);
  min-width: 320px;
}
.fi-chart-final-top {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-sm);
  font-style: italic;
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: rgba(201,169,110,0.6);
  margin-bottom: 8px;
}
.fi-chart-final-main {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-d-xs);
  font-style: italic;
  font-weight: 300;
  color: var(--charcoal);
  letter-spacing: var(--ls-tight);
  line-height: 1;
}

/* ── TIER 5: 支援タイプ ── */
.fi-chart-support {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.fi-chart-hbar--support {
  width: calc(50% + 2px);
  background: rgba(44,40,32,0.2);
}
.fi-chart-support-cols {
  display: flex;
  gap: 4px;
  width: 100%;
}
.fi-chart-support-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.fi-chart-support-inner {
  border: 1px solid rgba(44,40,32,0.2);
  padding: 24px 24px 28px;
  width: 100%;
  background: rgba(245,240,232,0.5);
  box-sizing: border-box;
}
.fi-chart-support-inner--booster {
  border-color: rgba(201,169,110,0.35);
  background: rgba(201,169,110,0.05);
}
.fi-chart-support-en {
  display: block;
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-sm);
  font-style: italic;
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--charcoal);
  margin-bottom: 4px;
}
.fi-chart-support-inner--booster .fi-chart-support-en {
  color: var(--gold);
}
.fi-chart-support-ja {
  display: block;
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-micro);
  font-weight: 400;
  color: var(--text-light);
  letter-spacing: var(--ls-normal);
  padding-bottom: 14px;
  margin-bottom: 14px;
  border-bottom: 1px solid rgba(44,40,32,0.1);
}

/* ── レスポンシブ ── */
@media (max-width: 1000px) {
  .fi-chart-formula { min-width: auto; padding: 24px 32px; }
  .fi-chart-social { max-width: 100%; }
  .fi-chart-final { min-width: auto; padding: 28px 40px; }
}
@media (max-width: 800px) {
  .fi-calc { padding: 100px 28px; }
  .fi-chart-groups { flex-direction: column; gap: 32px; }
  .fi-chart-group { width: 100%; }
  .fi-chart-box { min-width: auto; }
  .fi-chart-hbar--2col { width: calc(50% + 2px); }
  .fi-chart-social-factors { flex-direction: column; }
  .fi-chart-support-cols { flex-direction: column; }
  .fi-chart-hbar--support { width: 1px; height: 24px; }
  .fi-chart-final-main { font-size: var(--fs-lg); }
}

/* ================================================================
   05. ALGORITHM — 支援額算出アルゴリズム
   ================================================================ */
.fi-algorithm {
  background: var(--charcoal);
  padding: 160px 80px;
  overflow: hidden;
}
.fi-algorithm-heading {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-lg);
  font-weight: 400;
  color: var(--cream);
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-normal);
  margin: 40px 0 20px;
}
.fi-algorithm-heading em {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  color: var(--gold-light);
}
.fi-algorithm-lead {
  font-size: var(--fs-base);
  color: rgba(245,240,232,0.55);
  font-weight: 300;
  letter-spacing: var(--ls-normal);
  line-height: var(--lh-body);
  max-width: 720px;
  margin-bottom: 72px;
}

/* フロー */
.fi-algo-flow {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
  max-width: 860px;
}

.fi-algo-step {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 48px;
  padding: 48px 0;
  border-bottom: 1px solid rgba(201,169,110,0.1);
  align-items: start;
}
.fi-algo-step:first-child { padding-top: 0; }
.fi-algo-step:last-child { border-bottom: none; }

.fi-algo-step-label {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-micro);
  font-style: italic;
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: rgba(201,169,110,0.4);
  padding-top: 6px;
}
.fi-algo-step-title {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-md);
  font-weight: 400;
  color: var(--cream);
  letter-spacing: var(--ls-normal);
  margin-bottom: 20px;
}

/* 数式表示 */
.fi-algo-formula {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin-bottom: 20px;
  padding: 20px 24px;
  background: rgba(245,240,232,0.03);
  border: 1px solid rgba(201,169,110,0.12);
}
.fi-algo-term {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-md);
  font-style: italic;
  font-weight: 400;
  color: var(--gold-light);
  letter-spacing: 0.06em;
  white-space: nowrap;
}
.fi-algo-term--base {
  color: var(--cream);
  font-size: var(--fs-sm);
}
.fi-algo-term--fi {
  color: var(--gold);
}
.fi-algo-term--divide {
  color: rgba(168,184,206,0.9);
}
.fi-algo-op {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-md);
  font-weight: 300;
  color: rgba(201,169,110,0.4);
  line-height: 1;
}
.fi-algo-step-desc {
  font-size: var(--fs-sm);
  line-height: var(--lh-body);
  color: rgba(245,240,232,0.45);
  font-weight: 300;
  letter-spacing: var(--ls-normal);
}

.fi-algo-connector {
  padding: 8px 0;
  text-align: left;
  padding-left: 52px;
}
.fi-algo-connector span {
  font-family: 'Cormorant Garamond', serif;
  font-size: 20px;
  color: rgba(201,169,110,0.3);
}

/* 注記 */
.fi-algo-note {
  margin-top: 60px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 28px 36px;
  border-left: 2px solid rgba(201,169,110,0.25);
  background: rgba(245,240,232,0.02);
  max-width: 680px;
}
.fi-algo-note-icon {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-md);
  color: rgba(201,169,110,0.4);
  flex-shrink: 0;
  line-height: 1.4;
}
.fi-algo-note p {
  font-size: var(--fs-sm);
  line-height: var(--lh-body);
  color: rgba(245,240,232,0.4);
  font-weight: 300;
  letter-spacing: var(--ls-normal);
}
.fi-algo-note strong {
  color: rgba(245,240,232,0.7);
  font-weight: 400;
}

@media (max-width: 900px) {
  .fi-algorithm { padding: 100px 28px; }
  .fi-algo-step { grid-template-columns: 1fr; gap: 12px; }
  .fi-algo-step-label { padding-top: 0; }
  .fi-algo-connector { padding-left: 0; }
}

/* ================================================================
   07. TRUST — トラスト・アーキテクチャ
   ================================================================ */
.fi-trust {
  background: var(--charcoal);
  padding: 160px 80px;
  overflow: hidden;
}
.fi-trust-heading {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-lg);
  font-weight: 400;
  color: var(--cream);
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-normal);
  margin: 40px 0 20px;
}
.fi-trust-heading em {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  color: var(--gold-light);
}
.fi-trust-lead {
  font-size: var(--fs-base);
  color: rgba(245,240,232,0.55);
  font-weight: 300;
  letter-spacing: var(--ls-normal);
  line-height: var(--lh-body);
  max-width: 680px;
  margin-bottom: 72px;
}

/* 4つの柱 */
.fi-trust-pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 3px;
  margin-bottom: 100px;
}
.fi-trust-pillar {
  padding: 44px 36px 48px;
  background: rgba(245,240,232,0.04);
  border-top: 2px solid rgba(201,169,110,0.15);
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}
.fi-trust-pillar:hover {
  border-top-color: var(--gold);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.3);
}
.fi-trust-pillar-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-d-sm);
  font-weight: 300;
  font-style: italic;
  color: rgba(201,169,110,0.2);
  line-height: 1;
  margin-bottom: 20px;
  display: block;
}
.fi-trust-pillar-title {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-md);
  font-weight: 400;
  color: var(--cream);
  letter-spacing: var(--ls-normal);
  margin-bottom: 16px;
  line-height: var(--lh-heading);
}
.fi-trust-pillar-body {
  font-size: var(--fs-sm);
  line-height: var(--lh-body);
  color: rgba(245,240,232,0.5);
  font-weight: 300;
  letter-spacing: var(--ls-normal);
}

/* アウトカム評価 */
.fi-trust-outcome {
  border-top: 1px solid rgba(201,169,110,0.1);
  padding-top: 80px;
}
.fi-trust-outcome-title {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-md);
  font-weight: 400;
  color: var(--cream);
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-normal);
  margin-bottom: 20px;
}
.fi-trust-outcome-title em {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  color: var(--gold-light);
}
.fi-trust-outcome-lead {
  font-size: var(--fs-base);
  line-height: var(--lh-body);
  color: rgba(245,240,232,0.55);
  font-weight: 300;
  letter-spacing: var(--ls-normal);
  max-width: 760px;
  margin-bottom: 52px;
}
.fi-trust-outcome-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3px;
}
.fi-trust-metric {
  padding: 36px 32px 40px;
  background: rgba(245,240,232,0.04);
}
.fi-trust-metric-label {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-sm);
  font-weight: 400;
  color: var(--cream);
  letter-spacing: var(--ls-normal);
  padding-bottom: 16px;
  margin-bottom: 16px;
  border-bottom: 1px solid rgba(201,169,110,0.15);
}
.fi-trust-metric-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.fi-trust-metric-list li {
  font-size: var(--fs-sm);
  color: rgba(245,240,232,0.5);
  font-weight: 300;
  letter-spacing: var(--ls-normal);
  padding-left: 16px;
  position: relative;
}
.fi-trust-metric-list li::before {
  content: '・';
  position: absolute;
  left: 0;
  color: rgba(201,169,110,0.5);
}

@media (max-width: 1100px) {
  .fi-trust-pillars { grid-template-columns: repeat(2, 1fr); }
  .fi-trust-outcome-metrics { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 900px) {
  .fi-trust { padding: 100px 28px; }
  .fi-trust-pillars { grid-template-columns: 1fr; gap: 2px; }
  .fi-trust-outcome-metrics { grid-template-columns: 1fr; }
}

/* ================================================================
   06. SCORE — スコアから支援へ
   ================================================================ */
.fi-score {
  background: var(--warm-white);
  padding: 160px 80px;
}

.fi-score-heading {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-lg);
  font-weight: 400;
  color: var(--text);
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-normal);
  margin: 40px 0 48px;
}
.fi-score-heading em {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  color: var(--gold);
}

.fi-score-intro {
  max-width: 780px;
  margin-bottom: 80px;
}
.fi-score-intro p {
  font-size: var(--fs-base);
  line-height: var(--lh-body);
  color: var(--text-light);
  font-weight: 300;
  letter-spacing: var(--ls-normal);
  margin-bottom: 20px;
}
.fi-score-intro p:last-child { margin-bottom: 0; }

.fi-score-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.fi-score-step {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 60px;
  padding: 60px 0;
  border-bottom: 1px solid rgba(44,40,32,0.08);
  align-items: start;
}
.fi-score-step:last-child { border-bottom: none; }

.fi-score-step-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-d-sm);
  font-weight: 300;
  font-style: italic;
  color: rgba(201,169,110,0.4);
  line-height: 1;
  padding-top: 6px;
}
.fi-score-step-title {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-md);
  font-weight: 400;
  color: var(--text);
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-normal);
  margin-bottom: 20px;
}
.fi-score-step-body p {
  font-size: var(--fs-base);
  line-height: var(--lh-body);
  color: var(--text-light);
  font-weight: 300;
  letter-spacing: var(--ls-normal);
}

.fi-score-step-divider {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 0 0 0 240px;
}
.fi-score-step-divider-line {
  flex: 1;
  height: 1px;
  background: rgba(44,40,32,0.08);
}
.fi-score-step-divider-label {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-sm);
  font-style: italic;
  color: rgba(201,169,110,0.4);
  letter-spacing: var(--ls-caps);
  flex-shrink: 0;
}

/* ================================================================
   08. CLOSING
   ================================================================ */
.fi-closing {
  background: var(--charcoal);
  padding: 160px 80px;
  overflow: hidden;
  position: relative;
}

.fi-closing-inner {
  position: relative;
  z-index: 1;
}

.fi-closing-content {
  max-width: 780px;
  position: relative;
}

.fi-closing-bg-text {
  position: absolute;
  top: -60px;
  right: -120px;
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(160px, 20vw, 280px);
  font-weight: 300;
  font-style: italic;
  color: rgba(201,169,110,0.04);
  line-height: 1;
  letter-spacing: -0.05em;
  pointer-events: none;
  z-index: 0;
}

.fi-closing-heading {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-lg);
  font-weight: 400;
  color: var(--cream);
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-normal);
  margin: 0 0 48px;
  position: relative;
  z-index: 1;
}

.fi-closing-body {
  font-size: var(--fs-base);
  line-height: var(--lh-body);
  color: rgba(245,240,232,0.6);
  font-weight: 300;
  letter-spacing: var(--ls-normal);
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.fi-closing-quote {
  margin: 48px 0;
  padding: 32px 40px;
  border-left: 2px solid rgba(201,169,110,0.3);
  display: flex;
  gap: 16px;
  align-items: flex-start;
  position: relative;
  z-index: 1;
}
.fi-closing-quote-mark {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--fs-d-sm);
  color: var(--gold);
  opacity: 0.3;
  line-height: 1;
  margin-top: -8px;
  flex-shrink: 0;
}
.fi-closing-quote p {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-md);
  font-weight: 400;
  color: var(--gold-light);
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-normal);
}

.fi-closing-actions {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.fi-closing-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 44px;
  font-family: 'Zen Kaku Gothic New', sans-serif;
  font-size: var(--fs-sm);
  letter-spacing: var(--ls-wide);
  text-decoration: none;
  transition: background 0.3s, border-color 0.3s, color 0.3s, transform 0.3s;
}
.fi-closing-btn--primary {
  background: var(--gold);
  color: var(--charcoal);
  font-weight: 500;
}
.fi-closing-btn--primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
}
.fi-closing-btn--secondary {
  border: 1px solid rgba(245,240,232,0.2);
  color: rgba(245,240,232,0.6);
  font-weight: 300;
}
.fi-closing-btn--secondary:hover {
  border-color: rgba(245,240,232,0.5);
  color: var(--cream);
}

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 1100px) {
  .fi-intro-grid { grid-template-columns: 1fr; gap: 48px; }
  .fi-intro-heading { position: static; }
  .fi-perspective { grid-template-columns: 1fr; gap: 24px; }
  .fi-score-step { grid-template-columns: 120px 1fr; gap: 40px; }
  .fi-score-step-divider { padding-left: 160px; }
}

@media (max-width: 900px) {
  .fi-intro,
  .fi-perspectives,
  .fi-score,
  .fi-closing { padding: 100px 28px; }

  .fi-hero-content { padding: 0 28px 100px; }
  .fi-hero-scroll  { right: 28px; }
  .fi-page-label   { left: 28px; top: 100px; }

  .fi-score-step { grid-template-columns: 1fr; gap: 12px; }
  .fi-score-step-num { font-size: var(--fs-md); }
  .fi-score-step-divider { padding-left: 0; }

  .fi-closing-btn { padding: 16px 32px; }
}

@media (max-width: 600px) {
  .fi-closing-actions { flex-direction: column; }
  .fi-closing-btn { justify-content: center; }
}