/* ===================================================
   まごころHP制作 - style.css
   =================================================== */

/* ─────────────────────────────────────────
   1. CSS カスタムプロパティ
   ───────────────────────────────────────── */
:root {
  --color-primary: #1a4a3a;
  --color-primary-lt: #2d6b56;
  --color-accent: #c8a96e;
  --color-accent-lt: #e2c98e;
  --color-bg: #f8f5f0;
  --color-bg-dark: #1a1a18;
  --color-surface: #ffffff;
  --color-surface-alt: #f0ede8;
  --color-text: #2a2a28;
  --color-text-muted: #6b6b60;
  --color-border: #e0ddd8;
  --color-instagram: #e1306c;

  --font-serif: "Shippori Mincho", "Noto Serif JP", Georgia, serif;
  --font-display: "DM Serif Display", "Shippori Mincho", serif;
  --font-body: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", sans-serif;

  --container: 1200px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 24px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ─────────────────────────────────────────
   2. リセット・ベース
   ───────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  font-size: 16px;
}
body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
}
ul {
  list-style: none;
}
button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
}

/* ─────────────────────────────────────────
   3. ユーティリティ
   ───────────────────────────────────────── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 2rem;
}
.center {
  text-align: center;
}

/* ─────────────────────────────────────────
   4. ボタン
   ───────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  border-radius: 4px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border: 2px solid var(--color-primary);
}
.btn-primary:hover {
  background: var(--color-primary-lt);
  border-color: var(--color-primary-lt);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26, 74, 58, 0.3);
}
.btn-ghost {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn-ghost:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
}
.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
}
.btn-instagram {
  display: inline-block;
  background: linear-gradient(
    135deg,
    #f09433,
    #e6683c,
    #dc2743,
    #cc2366,
    #bc1888
  );
  color: #fff;
  border: none;
  padding: 0.65rem 1.5rem;
  border-radius: 4px;
  font-size: 0.9rem;
  font-weight: 500;
  transition:
    opacity var(--transition),
    transform var(--transition);
}
.btn-instagram:hover {
  opacity: 0.88;
  transform: translateY(-2px);
}
.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 1rem;
}
.btn-full {
  display: block;
  width: 100%;
  text-align: center;
}

/* ─────────────────────────────────────────
   5. セクション共通
   ───────────────────────────────────────── */
.section-eyebrow {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.25em;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 1.25rem;
}
.section-title-sm {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
}
.section-desc {
  font-size: 1rem;
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto;
}
.section-head {
  margin-bottom: 4rem;
}
.section-head.center {
  text-align: center;
}

/* ─────────────────────────────────────────
   6. ヘッダー
   ───────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(248, 245, 240, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}
.site-header.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 2rem;
}
.logo {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
  flex-shrink: 0;
}
.logo-jp {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
}
.logo-en {
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
}
.main-nav ul {
  display: flex;
  gap: 1.75rem;
}
.main-nav a {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  letter-spacing: 0.03em;
  transition: color var(--transition);
  position: relative;
}
.main-nav a::after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transition: transform var(--transition);
}
.main-nav a:hover {
  color: var(--color-primary);
}
.main-nav a:hover::after {
  transform: scaleX(1);
}
.header-cta {
  font-size: 0.85rem;
  padding: 0.6rem 1.4rem;
}

/* ハンバーガー */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  transition: all var(--transition);
}
.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* モバイルナビ */
.mobile-nav {
  display: none;
  padding: 1.5rem 2rem 2rem;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}
.mobile-nav.open {
  display: block;
}
.mobile-nav ul {
  display: flex;
  flex-direction: column;
  align-items: center; /* ← 中央寄せ */
  gap: 0;
}
.mobile-nav li {
  width: 100%;
  text-align: center;
}
.mobile-nav a {
  display: block;
  padding: 0.9rem 0;
  font-size: 1rem;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
}
.mobile-nav li:last-child a {
  border-bottom: none;
  margin-top: 1.25rem;
  padding: 0.9rem 2rem;
  width: auto;
  display: inline-block;
}

/* ─────────────────────────────────────────
   7. ヒーロー
   ───────────────────────────────────────── */
.hero {
  min-height: 100vh;
  padding: 120px 0 80px;
  background: var(--color-bg);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
}
.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 30px,
    rgba(200, 169, 110, 0.04) 30px,
    rgba(200, 169, 110, 0.04) 31px
  );
  pointer-events: none;
}
.hero::before {
  content: "";
  position: absolute;
  right: -10%;
  top: 10%;
  width: 60%;
  height: 80%;
  background: radial-gradient(
    ellipse at center,
    rgba(45, 107, 86, 0.08) 0%,
    transparent 70%
  );
  pointer-events: none;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}
.hero-eyebrow {
  font-family: var(--font-body);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.hero-eyebrow::before {
  content: "";
  display: block;
  width: 32px;
  height: 1px;
  background: var(--color-accent);
}
.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 1.5rem;
}
.hero-title em {
  font-style: normal;
  color: var(--color-primary);
  position: relative;
}
.hero-title em::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-accent);
}
.hero-sub {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 2;
  margin-bottom: 2.5rem;
}
.hero-sub strong {
  color: var(--color-primary);
  font-weight: 600;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--color-primary);
  line-height: 1;
}
.stat-unit {
  font-size: 1rem;
}
.stat-label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--color-border);
}

/* モックアップ */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-mockup {
  position: relative;
  width: 100%;
  max-width: 480px;
}
.mockup-browser {
  background: #fff;
  border-radius: var(--radius-md);
  box-shadow:
    0 30px 80px rgba(0, 0, 0, 0.15),
    0 8px 24px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  animation: float 6s ease-in-out infinite;
}
@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  }
}
.mockup-bar {
  background: #f0ede8;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--color-border);
}
.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.dot.red {
  background: #ff5f57;
}
.dot.yellow {
  background: #febc2e;
}
.dot.green {
  background: #28c840;
}
.mockup-url {
  flex: 1;
  background: #fff;
  border-radius: 4px;
  padding: 3px 10px;
  font-size: 0.7rem;
  color: var(--color-text-muted);
}
.mockup-header-bar {
  height: 36px;
  background: var(--color-primary);
}
.mockup-hero-block {
  display: flex;
  height: 100px;
  background: linear-gradient(120deg, #e8f5f0, #d4ebe4);
  padding: 16px;
  gap: 12px;
}
.mockup-hero-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  justify-content: center;
}
.mockup-hero-img {
  width: 80px;
  background: rgba(26, 74, 58, 0.15);
  border-radius: 6px;
}
.mockup-btn-block {
  width: 60px;
  height: 14px;
  background: var(--color-primary);
  border-radius: 3px;
  margin-top: 4px;
}
.mockup-cards {
  display: flex;
  padding: 12px;
  gap: 8px;
  background: #fff;
}
.mockup-card {
  flex: 1;
  background: var(--color-bg);
  border-radius: 6px;
  padding: 10px 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: center;
}
.mockup-icon {
  width: 24px;
  height: 24px;
  background: var(--color-accent-lt);
  border-radius: 50%;
}
.mockup-lines {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 100%;
}
.mockup-line {
  height: 5px;
  background: #ddd;
  border-radius: 3px;
}
.mockup-line.long {
  width: 90%;
}
.mockup-line.medium {
  width: 70%;
}
.mockup-line.short {
  width: 80%;
}
.mockup-line.xshort {
  width: 55%;
}
.mockup-mobile {
  position: absolute;
  bottom: -20px;
  right: -24px;
  width: 100px;
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
  overflow: hidden;
  border: 3px solid #e8e4df;
  animation: float 6s ease-in-out infinite 1s;
}
.mockup-mobile-bar {
  height: 20px;
  background: var(--color-primary);
}
.mockup-mobile-hero {
  height: 50px;
  background: linear-gradient(135deg, #e8f5f0, #d4ebe4);
}
.mockup-mobile-lines {
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.hero-scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-muted);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
  animation: scrollDown 2s ease-in-out infinite;
}
@keyframes scrollDown {
  0% {
    opacity: 1;
    transform: scaleY(1);
    transform-origin: top;
  }
  100% {
    opacity: 0;
    transform: scaleY(0);
    transform-origin: top;
  }
}

/* ─────────────────────────────────────────
   8. お悩みセクション
   ───────────────────────────────────────── */
.trouble-section {
  background: var(--color-primary);
  padding: 6rem 0;
  color: #fff;
}
.trouble-header {
  text-align: center;
  margin-bottom: 4rem;
}
.trouble-header .section-title-sm {
  color: #fff;
  font-family: var(--font-serif);
}
.trouble-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}
.trouble-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  text-align: center;
  transition:
    transform var(--transition),
    background var(--transition);
}
.trouble-card:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.12);
}
.trouble-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}
.trouble-card p {
  font-size: 0.95rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.9);
}
.trouble-cta {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}
.trouble-cta-text {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--color-accent-lt);
}
.trouble-cta .btn-primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-primary);
  font-weight: 700;
}
.trouble-cta .btn-primary:hover {
  background: var(--color-accent-lt);
  border-color: var(--color-accent-lt);
}

/* ─────────────────────────────────────────
   9. 強みセクション
   ───────────────────────────────────────── */
.about-section {
  padding: 8rem 0;
  background: var(--color-bg);
}

.strengths-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.strength-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 2.5rem 2rem;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}
.strength-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
  border-color: var(--color-primary);
}
.strength-card--main {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.strength-card--main .strength-title {
  color: #fff;
}
.strength-card--main .strength-body {
  color: rgba(255, 255, 255, 0.85);
}
.strength-card--main .strength-body strong {
  color: var(--color-accent-lt);
}
.strength-card--main .strength-list li {
  color: rgba(255, 255, 255, 0.8);
  border-bottom-color: rgba(255, 255, 255, 0.12);
}

.strength-icon-wrap {
  margin-bottom: 1.5rem;
}
.strength-icon {
  width: 64px;
  height: 64px;
  background: var(--color-surface-alt);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}
.strength-card--main .strength-icon {
  background: rgba(255, 255, 255, 0.1);
}
.code-tag {
  font-family: "Courier New", monospace;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-accent);
}
.strength-icon--ai {
  background: linear-gradient(135deg, #1a4a3a, #2d6b56);
}
.ai-label {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.05em;
}
.strength-icon--heart {
  background: var(--color-surface-alt);
  font-size: 1.6rem;
}

.strength-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.5;
}
.strength-body {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.9;
  margin-bottom: 1.25rem;
}
.strength-body strong {
  color: var(--color-primary);
  font-weight: 600;
}
.strength-list {
  display: flex;
  flex-direction: column;
}
.strength-list li {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.strength-list li::before {
  content: "✓";
  color: var(--color-accent);
  font-weight: 700;
  flex-shrink: 0;
}

/* 比較表 */
.comparison-wrap {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 3rem;
  border: 1px solid var(--color-border);
}
.comparison-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 2rem;
  align-items: center;
}
.comparison-col {
  padding: 2rem;
  border-radius: var(--radius-md);
}
.comparison-col--us {
  background: rgba(26, 74, 58, 0.06);
  border: 1px solid rgba(26, 74, 58, 0.2);
}
.comparison-col--other {
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
}
.comp-head {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  line-height: 1.6;
}
.comparison-col--us .comp-head {
  color: var(--color-primary);
}
.comparison-col--other .comp-head {
  color: var(--color-text-muted);
}
.comparison-col small {
  display: block;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 400;
  margin-top: 0.25rem;
}
.comparison-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.comparison-col li {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  padding-left: 1.25rem;
  position: relative;
}
.comparison-col--us li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}
.comparison-col--other li::before {
  content: "△";
  position: absolute;
  left: 0;
  color: var(--color-text-muted);
}
.comparison-vs {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-accent);
  background: var(--color-bg);
  border-radius: 50%;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  flex-shrink: 0;
  justify-self: center;
}

/* ─────────────────────────────────────────
   10. サービスセクション
   ───────────────────────────────────────── */
.services-section {
  padding: 8rem 0;
  background: var(--color-surface-alt);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.service-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 2rem 1.75rem;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
  border-color: var(--color-primary);
}
/* 01番カード: グリッドではなく内部を2カラムに */
.service-card--featured {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
  grid-column: span 2;
}
.service-featured-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}
.service-featured-text {
  display: flex;
  flex-direction: column;
}
.service-card--featured .service-desc,
.service-card--featured .service-list li {
  color: rgba(255, 255, 255, 0.85);
}
.service-card--featured .service-title {
  color: #fff;
}
.service-list--featured {
  border-top: none !important;
  padding-top: 0 !important;
  padding-left: 1.5rem;
  border-left: 1px solid rgba(255, 255, 255, 0.2);
  align-self: center;
}
.service-list--featured li {
  color: rgba(255, 255, 255, 0.85) !important;
  font-size: 0.9rem !important;
  padding: 0.65rem 0 !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.service-list--featured li:last-child {
  border-bottom: none;
}
.service-num {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
  grid-column: 1 / -1;
}
.service-icon-wrap {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}
.service-card--featured .service-icon-wrap {
  font-size: 2.5rem;
}
.service-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}
.service-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.9;
  margin-bottom: 1rem;
}
.service-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 1rem;
}
.service-card:not(.service-card--featured) .service-list {
  border-top-color: var(--color-border);
}
.service-list li {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  padding-left: 1rem;
  position: relative;
}
.service-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

/* ─────────────────────────────────────────
   11. 実績セクション
   ───────────────────────────────────────── */
.works-section {
  padding: 8rem 0;
  background: var(--color-bg);
}
.works-filter {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 4rem;
}
.filter-btn {
  padding: 0.5rem 1.5rem;
  border-radius: 999px;
  font-size: 0.875rem;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  background: var(--color-surface);
  transition: all var(--transition);
  cursor: pointer;
}
.filter-btn:hover,
.filter-btn.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.work-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}
.work-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 56px rgba(0, 0, 0, 0.13);
}
.work-card.hidden {
  display: none;
}

/* 準備中カード */
.work-card--coming {
  pointer-events: none;
}
.work-thumb--coming {
  position: relative;
}
.coming-overlay {
  position: absolute;
  inset: 0;
  background: rgba(20, 20, 20, 0.55);
  backdrop-filter: blur(3px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3;
}
.coming-badge {
  background: rgba(255, 255, 255, 0.12);
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  padding: 0.55rem 1.4rem;
  border-radius: 999px;
  backdrop-filter: blur(6px);
}
.work-card--coming .work-info {
  opacity: 0.5;
}
.work-card--coming:hover {
  transform: none;
  box-shadow: none;
}
.work-thumb {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
  line-height: 0;
}
.work-thumb svg {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.5s ease;
}
.work-card:hover .work-thumb svg {
  transform: scale(1.03);
}

/* カテゴリバッジ */
.work-category-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  font-size: 0.68rem;
  font-weight: 600;
  padding: 0.22rem 0.7rem;
  border-radius: 999px;
  letter-spacing: 0.04em;
  z-index: 2;
  backdrop-filter: blur(6px);
}
.badge--seikotsu {
  background: rgba(255, 255, 255, 0.88);
  color: #b04060;
  border: 1px solid rgba(176, 64, 96, 0.3);
}
.badge--gym {
  background: rgba(200, 169, 110, 0.92);
  color: #1a1a18;
  border: 1px solid rgba(200, 169, 110, 0.5);
}

/* カード情報 */
.work-info {
  padding: 1.25rem 1.5rem;
}
.work-tag {
  display: inline-block;
  font-size: 0.72rem;
  padding: 0.2rem 0.75rem;
  border-radius: 999px;
  margin-bottom: 0.5rem;
}
.work-tag--seikotsu {
  background: rgba(176, 64, 96, 0.1);
  color: #b04060;
}
.work-tag--gym {
  background: rgba(26, 74, 58, 0.1);
  color: var(--color-primary);
}
.work-name {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}
.work-desc {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}
.works-note {
  text-align: center;
  margin-top: 2.5rem;
}
.works-note p {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}
.works-note a {
  color: var(--color-primary);
  text-decoration: underline;
}

/* ─────────────────────────────────────────
   12. フローセクション
   ───────────────────────────────────────── */
.flow-section {
  padding: 8rem 0;
  background: var(--color-surface-alt);
}
.flow-steps {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}
.flow-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 2rem;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 2rem;
  border: 1px solid var(--color-border);
  transition: transform var(--transition);
}
.flow-step:hover {
  transform: translateX(6px);
}
.flow-step--last {
  background: var(--color-primary);
  color: #fff;
}
.flow-step--last h3 {
  color: #fff;
}
.flow-step--last p {
  color: rgba(255, 255, 255, 0.8);
}
.flow-step--last .flow-duration {
  color: var(--color-accent-lt);
  background: rgba(255, 255, 255, 0.1);
}
.flow-step-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: var(--color-accent);
  line-height: 1;
  align-self: center;
  text-align: center;
}
.flow-step-content h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.flow-step-content p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.9;
}
.flow-duration {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.78rem;
  color: var(--color-primary);
  background: rgba(26, 74, 58, 0.08);
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
}
.flow-arrow {
  text-align: center;
  color: var(--color-accent);
  font-size: 1.2rem;
  padding: 0.5rem 0;
}

/* 着手金ステップ・お支払いゾーン */
.flow-payment-zone {
  border: 2px dashed #c8a046;
  border-radius: var(--radius-md);
  padding: 0.25rem;
  background: #fffdf5;
}
.flow-payment-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: linear-gradient(90deg, #b8860b, #d4a820);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 0.6rem 1.5rem;
  border-radius: calc(var(--radius-md) - 0.25rem) calc(var(--radius-md) - 0.25rem) 0 0;
  text-align: center;
}
.flow-payment-banner::before,
.flow-payment-banner::after {
  content: '';
  flex: 1;
  height: 1px;
  background: rgba(255, 255, 255, 0.4);
}
.flow-step--payment {
  background: #fffdf5;
  border: none;
  border-radius: 0 0 calc(var(--radius-md) - 0.25rem) calc(var(--radius-md) - 0.25rem);
  margin-top: 0;
}
.flow-step--payment:hover {
  transform: translateX(6px);
}
.flow-step--payment .flow-step-num {
  color: #b8860b;
}
.flow-step--payment h3 {
  color: #7a5c00;
}
.flow-step--payment .flow-duration {
  background: rgba(184, 134, 11, 0.1);
  color: #7a5c00;
}
.flow-payment-note {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(184, 134, 11, 0.12);
  color: #7a5c00;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  margin-top: 0.6rem;
  border: 1px solid rgba(184, 134, 11, 0.3);
}

/* ─────────────────────────────────────────
   13. 料金セクション
   ───────────────────────────────────────── */
.pricing-section {
  padding: 8rem 0;
  background: var(--color-bg);
}
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  max-width: 880px;
  margin: 0 auto 4rem;
}
.pricing-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 2.5rem 2rem;
  border: 1px solid var(--color-border);
  position: relative;
  transition: all var(--transition);
}
.pricing-card:hover {
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.1);
}
.pricing-card--featured {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}
.pricing-card--featured:hover {
  box-shadow: 0 24px 60px rgba(26, 74, 58, 0.35);
}
.pricing-card--special {
  border: 2px solid var(--color-accent);
}
.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.3rem 1rem;
  border-radius: 999px;
  white-space: nowrap;
}
.pricing-plan-name {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.pricing-card--featured .pricing-plan-name {
  color: #fff;
}
.pricing-target {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}
.pricing-card--featured .pricing-target {
  color: rgba(255, 255, 255, 0.7);
  border-bottom-color: rgba(255, 255, 255, 0.2);
}
.pricing-price {
  margin-bottom: 0.4rem;
}
.price-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: var(--color-text);
  line-height: 1;
}
.pricing-card--featured .price-num {
  color: #fff;
}
.pricing-monthly {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}
.pricing-card--featured .pricing-monthly {
  color: rgba(255, 255, 255, 0.7);
}
.price-save {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-primary);
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  margin-left: 0.5rem;
}
.pricing-features {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 2rem;
}
.pricing-features li {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}
.pricing-card--featured .pricing-features li {
  color: rgba(255, 255, 255, 0.85);
}
.feat-note {
  font-size: 0.78rem !important;
  opacity: 0.6;
  padding-left: 1rem;
}
.pricing-card--special .btn-outline {
  border-color: var(--color-accent);
  color: var(--color-accent);
}
.pricing-card--special .btn-outline:hover {
  background: var(--color-accent);
  color: var(--color-primary);
  border-color: var(--color-accent);
}

/* オプション */
.options-wrap {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  border: 1px solid var(--color-border);
  max-width: 880px;
  margin: 0 auto;
}
.options-title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--color-text);
}
.options-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
}
.option-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--color-border);
  gap: 1rem;
}
.options-grid .option-item:nth-child(odd) {
  padding-right: 2rem;
  border-right: 1px solid var(--color-border);
}
.options-grid .option-item:nth-child(even) {
  padding-left: 2rem;
}
.options-grid .option-item:nth-last-child(-n + 2) {
  border-bottom: none;
}
.option-name {
  font-size: 0.875rem;
  color: var(--color-text);
}
.option-price {
  font-size: 0.85rem;
  color: var(--color-primary);
  font-weight: 600;
  white-space: nowrap;
}
.pricing-note {
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 1.5rem;
}

/* 複数ページ注記 */
.pricing-multipage-note {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  background: rgba(200, 169, 110, 0.1);
  border: 1px solid rgba(200, 169, 110, 0.4);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  margin-top: 1.25rem;
  max-width: 880px;
  margin-left: auto;
  margin-right: auto;
}
.multipage-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}
.pricing-multipage-note p {
  font-size: 0.85rem;
  color: var(--color-text);
  line-height: 1.8;
}

/* ─────────────────────────────────────────
   14. FAQセクション
   ───────────────────────────────────────── */
.faq-section {
  padding: 8rem 0;
  background: var(--color-surface-alt);
}
.faq-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 6rem;
  align-items: start;
}
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item[open] {
  border-color: var(--color-primary);
}
.faq-q {
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 500;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  transition: background var(--transition);
}
.faq-q:hover {
  background: var(--color-surface-alt);
}
.faq-q::after {
  content: "＋";
  color: var(--color-primary);
  font-size: 1.2rem;
  flex-shrink: 0;
  transition: transform var(--transition);
}
.faq-item[open] .faq-q::after {
  transform: rotate(45deg);
}
.faq-q::-webkit-details-marker {
  display: none;
}
.faq-a {
  padding: 0 1.5rem 1.25rem;
  border-top: 1px solid var(--color-border);
}
.faq-a p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 2;
  padding-top: 1rem;
}

/* ─────────────────────────────────────────
   15. コンタクトセクション
   ───────────────────────────────────────── */
.contact-section {
  padding: 8rem 0;
  background: var(--color-bg-dark);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.contact-section::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -10%;
  width: 50%;
  height: 200%;
  background: radial-gradient(
    ellipse,
    rgba(200, 169, 110, 0.06) 0%,
    transparent 70%
  );
  pointer-events: none;
}
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}
.section-eyebrow.light {
  color: var(--color-accent-lt);
}
.contact-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 1.25rem;
  color: #fff;
}
.contact-sub {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 2;
  margin-bottom: 2.5rem;
}
.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}
.contact-method {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}
.method-icon {
  font-size: 1.5rem;
}
.method-label {
  display: block;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 0.4rem;
}
.method-value {
  display: block;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 0.35rem;
}
.method-hours {
  display: block;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.4);
  margin-top: 0.4rem;
}
.contact-form-wrap {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}
.form-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 1.75rem;
}
.form-group {
  margin-bottom: 1.25rem;
}
.form-group label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}
.required {
  background: var(--color-primary);
  color: #fff;
  font-size: 0.65rem;
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--color-text);
  background: var(--color-surface);
  transition:
    border-color var(--transition),
    box-shadow var(--transition);
  -webkit-appearance: none;
  appearance: none;
}
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b6b60' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26, 74, 58, 0.12);
}
.form-group textarea {
  resize: vertical;
  min-height: 100px;
}
.form-privacy {
  text-align: center;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 1rem;
}
.form-privacy a {
  color: var(--color-primary);
  text-decoration: underline;
}
.form-success {
  background: rgba(26, 74, 58, 0.08);
  border: 1px solid rgba(26, 74, 58, 0.3);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  text-align: center;
  font-size: 0.9rem;
  color: var(--color-primary);
  font-weight: 500;
  margin-top: 1rem;
}
.form-error {
  background: rgba(200, 50, 50, 0.07);
  border: 1px solid rgba(200, 50, 50, 0.3);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  text-align: center;
  font-size: 0.88rem;
  color: #c03232;
  margin-top: 1rem;
}

/* ─────────────────────────────────────────
   16. フッター
   ───────────────────────────────────────── */
.site-footer {
  background: var(--color-bg-dark);
  color: rgba(255, 255, 255, 0.7);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 4rem;
  padding: 6rem 2rem;
}
.footer-brand .logo-jp {
  color: rgba(255, 255, 255, 0.9);
}
.footer-brand .logo-en {
  color: rgba(255, 255, 255, 0.4);
}
.footer-tagline {
  font-size: 0.8rem;
  line-height: 1.8;
  margin-top: 1rem;
  color: rgba(255, 255, 255, 0.4);
}
.footer-insta {
  display: inline-block;
  margin-top: 1.25rem;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition);
}
.footer-insta:hover {
  color: #e1306c;
}
.footer-nav-group h4 {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 1rem;
  font-family: var(--font-display);
}
.footer-nav-group ul {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.footer-nav-group a {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition);
}
.footer-nav-group a:hover {
  color: var(--color-accent-lt);
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 1.5rem 0;
}
.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
}
.copyright {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.3);
}
.footer-links a {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.3);
  transition: color var(--transition);
}
.footer-links a:hover {
  color: rgba(255, 255, 255, 0.6);
}

/* ─────────────────────────────────────────
   17. アニメーション
   ───────────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: none;
}

/* ─────────────────────────────────────────
   18. レスポンシブ（タブレット）
   ───────────────────────────────────────── */
@media (max-width: 960px) {
  .main-nav,
  .header-cta {
    display: none;
  }
  .hamburger {
    display: flex;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 4rem;
  }
  .hero-visual {
    order: -1;
  }
  .hero-eyebrow {
    justify-content: center;
  }
  .hero-actions {
    justify-content: center;
  }
  .hero-stats {
    justify-content: center;
  }

  .trouble-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .strengths-grid {
    grid-template-columns: 1fr;
  }
  .comparison-grid {
    grid-template-columns: 1fr;
  }
  .comparison-vs {
    display: none;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }
  .service-card--featured {
    grid-column: span 1;
  }
  .service-featured-inner {
    grid-template-columns: 1fr;
  }
  .service-list--featured {
    padding-left: 0;
    border-left: none;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 1rem;
  }

  .works-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .faq-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .faq-inner .section-head {
    text-align: center;
  }

  .contact-inner {
    grid-template-columns: 1fr;
    gap: 4rem;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
  }
  .options-grid {
    grid-template-columns: 1fr;
  }
  .options-grid .option-item:nth-child(odd) {
    padding-right: 0;
    border-right: none;
  }
  .options-grid .option-item:nth-child(even) {
    padding-left: 0;
  }
  .options-grid .option-item:nth-last-child(-n + 2) {
    border-bottom: 1px solid var(--color-border);
  }
  .options-grid .option-item:last-child {
    border-bottom: none;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    padding: 4rem 2rem;
  }
}

/* ─────────────────────────────────────────
   19. レスポンシブ（スマートフォン）
   ───────────────────────────────────────── */
@media (max-width: 640px) {
  .container {
    padding: 0 1.25rem;
  }

  .hero {
    padding-top: 100px;
  }
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .trouble-grid {
    grid-template-columns: 1fr;
  }
  .works-grid {
    grid-template-columns: 1fr;
  }
  .works-filter {
    flex-wrap: wrap;
  }

  .flow-step {
    grid-template-columns: 60px 1fr;
    gap: 1rem;
    padding: 1.5rem;
  }

  .comparison-col {
    padding: 1.25rem;
  }

  .contact-form-wrap {
    padding: 1.5rem;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    padding: 3rem 1.25rem;
  }
  .footer-bottom-inner {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

/* ─────────────────────────────────────────
   プライバシーポリシー リンクボタン
   ───────────────────────────────────────── */
.privacy-link {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
  text-decoration: underline;
  cursor: pointer;
  font-size: inherit;
  font-family: inherit;
}
.privacy-link:hover {
  opacity: 0.7;
}

/* ─────────────────────────────────────────
   プライバシーポリシー モーダル
   ───────────────────────────────────────── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 9000;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}
.modal-overlay.open {
  display: flex;
}
.modal-content {
  background: #fff;
  border-radius: var(--radius-md);
  max-width: 680px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.25);
}
.modal-close {
  position: sticky;
  top: 0;
  float: right;
  margin: 1rem 1rem 0 0;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  color: var(--color-text);
  transition: background var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}
.modal-close:hover {
  background: var(--color-border);
}
.modal-body {
  padding: 1rem 2.5rem 2.5rem;
}
.modal-body h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-text);
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--color-primary);
}
.modal-intro {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}
.modal-body h3 {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--color-primary);
  margin: 1.75rem 0 0.5rem;
  padding-left: 0.75rem;
  border-left: 3px solid var(--color-primary);
}
.modal-body p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.9;
  margin-bottom: 0.5rem;
}
.modal-body ul {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0;
}
.modal-body ul li {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  padding-left: 1.2rem;
  position: relative;
}
.modal-body ul li::before {
  content: '・';
  position: absolute;
  left: 0;
  color: var(--color-primary);
}
.modal-date {
  margin-top: 2rem;
  font-size: 0.8rem;
  color: var(--color-text-light, #aaa);
  text-align: right;
}

@media (max-width: 600px) {
  .modal-body {
    padding: 0.5rem 1.25rem 2rem;
  }
  .modal-body h2 {
    font-size: 1.2rem;
  }
}