/* ============================================
   Marson Community - Main Stylesheet v3
   応援文化型コミュニティ — スタイリッシュリニューアル
   ============================================ */

/* --- フォント：システムフォントのみ（明朝体） --- */

/* --- CSS Variables --- */
:root {
  /* カラーパレット */
  --color-primary: #1C3250;         /* 深いネイビー（引き締め） */
  --color-primary-light: #2C4A6E;   /* ミディアムネイビー */
  --color-primary-mid: #3D6494;     /* ライトネイビー */
  --color-accent: #B8843A;          /* リッチゴールド */
  --color-accent-light: #D4A25C;    /* ライトゴールド */
  --color-accent-bright: #E8C080;   /* ブライトゴールド（ハイライト） */

  /* 背景 */
  --color-bg: #F8F6F2;              /* クリーム */
  --color-bg-section: #F0EDE7;      /* やや濃いクリーム */
  --color-bg-dark: #0F1F34;         /* ダーク背景 */
  --color-bg-dark-mid: #162840;     /* ダーク背景（中間） */

  /* テキスト */
  --color-text: #1A1A1A;
  --color-text-sub: #5A5A5A;
  --color-text-light: #909090;
  --color-border: #DDD8CF;
  --color-border-light: #EAE6DE;
  --color-white: #FFFFFF;

  /* 明朝体スタック（全環境でシステム明朝体） */
  --font-main: 'ヒラギノ明朝 ProN', 'Hiragino Mincho ProN',
               'Yu Mincho', 'YuMincho', '游明朝',
               'Noto Serif JP', 'MS PMincho', 'MS P明朝',
               Georgia, serif;
  --font-serif: 'ヒラギノ明朝 ProN', 'Hiragino Mincho ProN',
                'Yu Mincho', 'YuMincho', '游明朝',
                'Noto Serif JP', 'MS PMincho', 'MS P明朝',
                Georgia, serif;

  /* シャドウ */
  --shadow-xs: 0 1px 4px rgba(0,0,0,0.05);
  --shadow-sm: 0 2px 12px rgba(0,0,0,0.07);
  --shadow-md: 0 6px 24px rgba(0,0,0,0.10);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.15);
  --shadow-gold: 0 4px 20px rgba(184,132,58,0.25);

  /* ボーダー半径 */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;

  /* トランジション */
  --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-slow: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-overflow-scrolling: touch;
}

body {
  font-family: var(--font-main);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.95;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}

a, button {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.btn { min-height: 44px; cursor: pointer; }

img, video { max-width: 100%; height: auto; }
img { display: block; }

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: var(--transition);
}
a:hover { color: var(--color-accent); }

ul, ol { list-style: none; }

/* --- Typography --- */
h1, h2, h3, h4, h5 {
  font-family: var(--font-serif);
  line-height: 1.4;
  color: var(--color-primary);
}

/* セクションラベル（英語小見出し） */
.section-label {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: 14px;
  position: relative;
  padding-bottom: 10px;
}
.section-label::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 1px;
  background: var(--color-accent);
}

/* セクションラベル（左揃え版） */
.section-label-left {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: 14px;
  position: relative;
  padding-bottom: 10px;
}
.section-label-left::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 1px;
  background: var(--color-accent);
}

/* ダーク背景用ラベル */
.section-label-dark {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--color-accent-light);
  text-transform: uppercase;
  margin-bottom: 14px;
  position: relative;
  padding-bottom: 10px;
}
.section-label-dark::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 1px;
  background: var(--color-accent-light);
}

.section-title {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 700;
  margin-bottom: 18px;
  color: var(--color-primary);
  line-height: 1.5;
  letter-spacing: 0.02em;
}

.section-title-white {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 700;
  margin-bottom: 18px;
  color: var(--color-white);
  line-height: 1.5;
  letter-spacing: 0.02em;
}

.section-subtitle {
  font-size: 0.95rem;
  color: var(--color-text-sub);
  font-weight: 300;
  line-height: 2;
  max-width: 580px;
  margin: 0 auto;
}

.section-subtitle-white {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.7);
  font-weight: 300;
  line-height: 2;
  max-width: 580px;
  margin: 0 auto;
}

/* --- Layout --- */
.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-narrow {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: 88px 0; }

.section-center { text-align: center; }

/* --- Divider --- */
.divider {
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
  border-radius: 2px;
  margin: 18px auto;
}

.divider-left {
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
  border-radius: 2px;
  margin: 18px 0;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 2px;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-align: center;
  line-height: 1.4;
  font-family: var(--font-main);
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 4px 20px rgba(28, 50, 80, 0.25);
}
.btn-primary:hover {
  background: var(--color-primary-light);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(28, 50, 80, 0.35);
}

.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}
.btn-secondary:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn-accent {
  background: linear-gradient(135deg, var(--color-accent) 0%, #9A6E2E 100%);
  color: var(--color-white);
  box-shadow: var(--shadow-gold);
  letter-spacing: 0.06em;
}
.btn-accent:hover {
  background: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-accent) 100%);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(184,132,58,0.4);
}

.btn-outline-white {
  background: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(255,255,255,0.6);
}
.btn-outline-white:hover {
  background: var(--color-white);
  color: var(--color-primary);
}

.btn-ghost-gold {
  background: transparent;
  color: var(--color-accent-light);
  border: 1.5px solid var(--color-accent-light);
}
.btn-ghost-gold:hover {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

/* ============================================
   HEADER / NAVIGATION
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: 18px 0;
  background: rgba(248, 246, 242, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-light);
  transition: var(--transition);
}

.site-header.scrolled {
  padding: 12px 0;
  box-shadow: 0 2px 20px rgba(0,0,0,0.07);
  background: rgba(248, 246, 242, 0.98);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 24px;
}

.site-logo {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  display: inline-flex;
  align-items: baseline;
  gap: 0;
  letter-spacing: 0.03em;
  white-space: nowrap;
  line-height: 1.2;
}
.site-logo .logo-main { color: var(--color-primary); font-size: 1.05rem; }
.site-logo .logo-accent { color: var(--color-accent); font-size: 1.05rem; }
.site-logo .logo-sub { color: var(--color-primary); font-size: 1.05rem; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-text-sub);
  transition: var(--transition);
  position: relative;
  letter-spacing: 0.04em;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: var(--transition);
}
.nav-links a:hover { color: var(--color-primary); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--color-primary);
  transition: var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: var(--color-bg-dark);
  z-index: 99;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 28px;
}
.mobile-menu.active { display: flex; }
.mobile-menu a {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: rgba(255,255,255,0.85);
  font-weight: 500;
  letter-spacing: 0.08em;
}
.mobile-menu a:hover { color: var(--color-accent-light); }
.mobile-menu-close {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 1.4rem;
  cursor: pointer;
  color: rgba(255,255,255,0.5);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero-bg-image {
  position: absolute;
  inset: 0;
  background-image: url('../images/hero-bg.jpg');
  background-size: cover;
  background-position: center 30%;
  background-repeat: no-repeat;
  z-index: 0;
  transform: scale(1.03);
  transition: transform 8s ease;
}

/* ダークオーバーレイ（重なり） */
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    145deg,
    rgba(10, 20, 38, 0.82) 0%,
    rgba(20, 38, 65, 0.72) 45%,
    rgba(30, 52, 40, 0.58) 100%
  );
  z-index: 1;
}

/* 左サイドのさらに濃いグラデーション */
.hero-overlay-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(5, 12, 25, 0.5) 0%,
    rgba(0, 0, 0, 0) 65%
  );
  z-index: 2;
}

/* 下部へのグラデーション */
.hero-overlay-bottom {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0) 50%,
    rgba(8, 18, 32, 0.5) 100%
  );
  z-index: 2;
}

.hero-bg-pattern, .hero-shape-1, .hero-shape-2 { display: none; }

.hero-inner {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  padding: 80px 24px 80px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(184, 132, 58, 0.15);
  border: 1px solid rgba(184, 132, 58, 0.45);
  backdrop-filter: blur(6px);
  padding: 7px 18px;
  border-radius: 1px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent-bright);
  margin-bottom: 32px;
  letter-spacing: 0.12em;
}
.hero-badge::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  background: var(--color-accent-bright);
  border-radius: 50%;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.55;
  color: #FFFFFF;
  margin-bottom: 28px;
  text-shadow: 0 2px 24px rgba(0,0,0,0.35);
  letter-spacing: 0.03em;
}

.hero-title .highlight {
  color: var(--color-accent-bright);
  position: relative;
}
.hero-title .highlight::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-accent-light);
  opacity: 0.7;
  border-radius: 1px;
}

.hero-subtitle {
  font-size: clamp(0.9rem, 2vw, 1.0rem);
  color: rgba(255, 255, 255, 0.82);
  line-height: 2.2;
  max-width: 520px;
  margin-bottom: 40px;
  font-weight: 300;
  text-shadow: 0 1px 8px rgba(0,0,0,0.25);
  letter-spacing: 0.03em;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
}

.hero-note {
  margin-top: 16px;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.03em;
}

.hero-stats {
  margin-top: 60px;
  display: flex;
  gap: 2px;
  flex-wrap: wrap;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  padding: 18px 22px;
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.12);
  border-right: none;
  position: relative;
}
.hero-stat:first-child { border-radius: 2px 0 0 2px; }
.hero-stat:last-child {
  border-radius: 0 2px 2px 0;
  border-right: 1px solid rgba(255,255,255,0.12);
}

.hero-stat-num {
  font-family: var(--font-serif);
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--color-accent-bright);
}

.hero-stat-label {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.65);
  margin-top: 3px;
  letter-spacing: 0.05em;
}

/* ============================================
   ABOUT / PHILOSOPHY — フルスクリーン背景画像版
   ============================================ */
.about {
  position: relative;
  overflow: hidden;
  padding: 0; /* セクション全体をフルブリード化 */
  min-height: 100vh;
  display: flex;
  align-items: center;
}

/* 背景画像 */
.about-bg-image {
  position: absolute;
  inset: 0;
  background-image: url('../images/philosophy-bg.jpg');
  background-size: cover;
  background-position: center 25%;
  background-repeat: no-repeat;
  z-index: 0;
  transform: scale(1.04);
  transition: transform 12s ease;
}
.about:hover .about-bg-image {
  transform: scale(1.0);
}

/* 70%暗めオーバーレイ */
.about-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(8, 16, 30, 0.82) 0%,
    rgba(12, 22, 42, 0.75) 40%,
    rgba(20, 32, 52, 0.65) 100%
  );
  z-index: 1;
}

/* 下部グラデーション（次セクションへ自然につなぐ） */
.about-overlay-bottom {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 180px;
  background: linear-gradient(to bottom, transparent, var(--color-bg));
  z-index: 2;
}

/* コンテナ：2カラムレイアウト */
.about-container {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  padding: 120px 24px 160px; /* 下部はグラデーション分余白 */
  max-width: 1000px;
  margin: 0 auto;
  width: 100%;
}

/* --- 左カラム：見出し＋引用 --- */
.about-left {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* "Philosophy" 小見出し */
.about-eyebrow {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  color: var(--color-accent-light);
  text-transform: uppercase;
  margin-bottom: 22px;
  position: relative;
  padding-left: 28px;
}
.about-eyebrow::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 1px;
  background: var(--color-accent-light);
}

/* メイン見出し */
.about-headline {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.45;
  letter-spacing: 0.04em;
  margin-bottom: 28px;
  text-shadow: 0 2px 20px rgba(0,0,0,0.5);
}
.about-headline em {
  font-style: normal;
  color: var(--color-accent-bright);
  position: relative;
}
.about-headline em::after {
  content: '';
  position: absolute;
  bottom: 1px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-accent);
  opacity: 0.7;
  border-radius: 1px;
}

/* ゴールドのルール線 */
.about-rule {
  width: 36px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-bright));
  margin-bottom: 32px;
}

/* 大きな引用 */
.about-big-quote {
  font-family: var(--font-serif);
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  font-weight: 700;
  color: rgba(255, 255, 255, 0.92);
  line-height: 1.85;
  letter-spacing: 0.04em;
  border: none;
  padding: 0;
  margin: 0;
  text-shadow: 0 1px 12px rgba(0,0,0,0.4);
  position: relative;
  padding-left: 22px;
}
.about-big-quote::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 3px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
  border-radius: 2px;
}

/* --- 右カラム：本文 --- */
.about-right {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0;
}

/* テキストブロック */
.about-text-block {
  padding: 22px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.about-text-block:last-of-type {
  border-bottom: none;
}
.about-text-block p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.78);
  line-height: 2.1;
  font-weight: 300;
  letter-spacing: 0.03em;
}
.about-text-block strong {
  color: var(--color-accent-bright);
  font-weight: 700;
}

/* キーワードタグ */
.about-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
  margin-bottom: 32px;
}
.about-keyword {
  display: inline-block;
  padding: 5px 14px;
  border: 1px solid rgba(184, 132, 58, 0.45);
  border-radius: 1px;
  font-size: 0.75rem;
  color: var(--color-accent-bright);
  font-weight: 700;
  letter-spacing: 0.08em;
  background: rgba(184, 132, 58, 0.08);
  transition: var(--transition);
}
.about-keyword:hover {
  background: rgba(184, 132, 58, 0.18);
  border-color: rgba(184, 132, 58, 0.7);
}

/* CTAボタン */
.about-cta-btn {
  align-self: flex-start;
  letter-spacing: 0.06em;
}

/* --- レスポンシブ --- */
@media (max-width: 768px) {
  .about {
    min-height: auto;
  }
  .about-container {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 96px 20px 120px;
  }
  .about-headline {
    font-size: clamp(1.9rem, 7vw, 2.4rem);
  }
  .about-big-quote {
    font-size: 1.05rem;
  }
  .about-overlay-bottom {
    height: 120px;
  }
  .about-cta-btn {
    width: 100%;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .about-container {
    padding: 88px 16px 100px;
    gap: 32px;
  }
  .about-headline {
    font-size: 1.8rem;
  }
  .about-big-quote {
    font-size: 1rem;
  }
  .about-text-block p {
    font-size: 0.88rem;
  }
  .about-overlay-bottom {
    height: 80px;
  }
}

/* ============================================
   WHO IS THIS FOR
   ============================================ */
.for-who {
  background: var(--color-bg);
  position: relative;
}

/* セクション装飾ライン */
.for-who::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.for-who-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 52px;
}

.for-who-card {
  border-radius: var(--radius-sm);
  padding: 36px 30px;
  position: relative;
  overflow: hidden;
}

.for-who-card.good {
  background: var(--color-primary);
  color: var(--color-white);
}
.for-who-card.good::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(184,132,58,0.12) 0%, transparent 70%);
}

.for-who-card.not-good {
  background: var(--color-bg-section);
  border: 1px solid var(--color-border);
}

.for-who-card-title {
  font-size: 0.88rem;
  font-weight: 700;
  margin-bottom: 22px;
  padding-bottom: 14px;
  border-bottom: 1px solid;
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 0.05em;
}
.for-who-card.good .for-who-card-title {
  color: var(--color-accent-bright);
  border-color: rgba(184,132,58,0.3);
}
.for-who-card.not-good .for-who-card-title {
  color: var(--color-text-sub);
  border-color: var(--color-border);
}

.for-who-list li {
  padding: 11px 0;
  font-size: 0.9rem;
  line-height: 1.65;
  border-bottom: 1px solid;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.for-who-list li:last-child { border-bottom: none; }

.for-who-card.good .for-who-list li {
  color: rgba(255,255,255,0.88);
  border-color: rgba(255,255,255,0.1);
}
.for-who-card.not-good .for-who-list li {
  color: var(--color-text-sub);
  border-color: var(--color-border-light);
}

.for-who-list li::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 8px;
}
.for-who-card.good .for-who-list li::before { background: var(--color-accent-light); }
.for-who-card.not-good .for-who-list li::before { background: #C0BAB0; }

/* ============================================
   ACTIVITIES
   ============================================ */
.activities {
  background: var(--color-bg-section);
  position: relative;
  overflow: hidden;
}
.activities::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 10% 20%, rgba(28,50,80,0.04) 0%, transparent 50%),
    radial-gradient(circle at 90% 80%, rgba(184,132,58,0.04) 0%, transparent 50%);
  pointer-events: none;
}

.activities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 52px;
  position: relative;
}

.activity-card {
  background: var(--color-white);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-light);
  transition: var(--transition);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  padding: 0;
  box-shadow: var(--shadow-xs);
}
.activity-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: rgba(184,132,58,0.3);
}

.activity-card-image {
  width: 100%;
  height: 175px;
  object-fit: cover;
  object-position: center 35%;
  display: block;
  flex-shrink: 0;
  filter: brightness(0.95);
  transition: var(--transition);
}
.activity-card:hover .activity-card-image { filter: brightness(1.02); }

.activity-card-body {
  padding: 22px 20px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.activity-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.activity-title {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
  letter-spacing: 0.03em;
}

.activity-desc {
  font-size: 0.83rem;
  color: var(--color-text-sub);
  line-height: 1.85;
  flex: 1;
}

/* リペアカード */
.activity-card.repair-card { padding: 0; }
.repair-card-image {
  width: 100%;
  height: 175px;
  object-fit: cover;
  object-position: center 40%;
  display: block;
  filter: brightness(0.95);
  transition: var(--transition);
}
.activity-card.repair-card:hover .repair-card-image { filter: brightness(1.02); }
.repair-card-body { padding: 22px 20px 20px; }
.repair-card .activity-icon { margin-bottom: 12px; }
.repair-card .activity-badge { margin-top: 12px; }

.activity-badge {
  display: inline-block;
  margin-top: 14px;
  padding: 4px 12px;
  background: rgba(184, 132, 58, 0.1);
  border: 1px solid rgba(184, 132, 58, 0.2);
  border-radius: 1px;
  font-size: 0.72rem;
  color: var(--color-accent);
  font-weight: 700;
  letter-spacing: 0.05em;
}

/* ============================================
   COMMUNITY VOICE / RESULTS
   ============================================ */
.results {
  background: var(--color-bg-dark);
  position: relative;
  overflow: hidden;
}
.results::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(184,132,58,0.3), transparent);
}
.results::after {
  content: '';
  position: absolute;
  top: -100px; right: -100px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(44,74,110,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.results .section-label { color: var(--color-accent-light); }
.results .section-label::after { background: var(--color-accent-light); }
.results .section-title { color: var(--color-white); }
.results .section-subtitle { color: rgba(255,255,255,0.6); }
.results .divider { background: linear-gradient(90deg, var(--color-accent-light), var(--color-accent-bright)); }

.results-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 52px;
  position: relative;
  z-index: 1;
}

.result-card {
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  padding: 28px 24px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}
.result-card:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(184,132,58,0.25);
  transform: translateY(-3px);
}
.result-card::before {
  content: '"';
  position: absolute;
  top: -8px;
  left: 14px;
  font-family: Georgia, serif;
  font-size: 5rem;
  color: var(--color-accent);
  opacity: 0.18;
  line-height: 1;
}

.result-category {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-accent-light);
  margin-bottom: 14px;
  text-transform: uppercase;
}

.result-text {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.8);
  line-height: 1.95;
  position: relative;
  z-index: 1;
}

.result-from {
  margin-top: 16px;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.38);
  padding-top: 12px;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.results-note {
  margin-top: 28px;
  text-align: center;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.35);
  position: relative;
  z-index: 1;
}

/* ============================================
   SUPPORT PLAN / PRICING
   ============================================ */
.support-plan {
  background: var(--color-bg);
}

.plan-note {
  text-align: center;
  margin-bottom: 44px;
  padding: 22px 30px;
  background: var(--color-bg-section);
  border-radius: var(--radius-xs);
  font-size: 0.87rem;
  color: var(--color-text-sub);
  line-height: 1.9;
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
}
.plan-note strong { color: var(--color-primary); }

.plans-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 0;
}

.plan-card {
  background: var(--color-bg-section);
  border-radius: var(--radius-xs);
  padding: 28px 18px;
  border: 1px solid var(--color-border);
  text-align: center;
  transition: var(--transition);
  position: relative;
}
.plan-card:hover {
  border-color: var(--color-accent-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  background: var(--color-white);
}
.plan-card.featured {
  border-color: var(--color-accent);
  background: var(--color-white);
  box-shadow: var(--shadow-gold);
}
.plan-card.featured:hover {
  box-shadow: 0 12px 40px rgba(184,132,58,0.3);
}

.plan-popular {
  position: absolute;
  top: -11px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 1px;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.plan-name {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}

.plan-price {
  font-family: var(--font-serif);
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 12px 0 4px;
}
.plan-price span {
  font-size: 0.82rem;
  font-weight: 400;
  color: var(--color-text-sub);
}

.plan-tagline {
  font-size: 0.75rem;
  color: var(--color-text-sub);
  margin-bottom: 20px;
  line-height: 1.6;
}

.plan-features {
  text-align: left;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}
.plan-features li {
  font-size: 0.80rem;
  color: var(--color-text-sub);
  padding: 6px 0;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  border-bottom: 1px solid var(--color-border-light);
}
.plan-features li:last-child { border-bottom: none; }
.plan-features li::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: 700;
  flex-shrink: 0;
  font-size: 0.75rem;
}

/* ============================================
   FREE TRIAL
   ============================================ */
.free-trial {
  background: var(--color-bg-dark);
  color: var(--color-white);
  text-align: center;
  padding: 96px 0;
  position: relative;
  overflow: hidden;
}
.free-trial::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(184,132,58,0.4), transparent);
}
.free-trial::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(184,132,58,0.08) 0%, transparent 60%);
  pointer-events: none;
}

.free-trial-inner { position: relative; z-index: 1; }

.free-trial .section-label { color: var(--color-accent-light); }
.free-trial .section-label::after { background: var(--color-accent-light); }
.free-trial .section-title { color: var(--color-white); }
.free-trial p {
  color: rgba(255, 255, 255, 0.72);
  max-width: 520px;
  margin: 0 auto 36px;
  line-height: 2.1;
  font-weight: 300;
}

.free-trial-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.free-trial-note {
  margin-top: 28px;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.38);
}

/* ============================================
   HOW TO JOIN
   ============================================ */
.how-to-join {
  background: var(--color-bg);
  position: relative;
}
.how-to-join::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.steps {
  max-width: 580px;
  margin: 52px auto 0;
  position: relative;
}
.steps::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 28px;
  bottom: 28px;
  width: 1px;
  background: linear-gradient(to bottom, var(--color-accent), var(--color-border));
}

.step {
  display: flex;
  gap: 22px;
  margin-bottom: 28px;
  position: relative;
  padding: 4px 0;
}
.step:last-child { margin-bottom: 0; }

.step-num {
  width: 48px;
  height: 48px;
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-primary);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  transition: var(--transition);
}
.step:hover .step-num {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.step-content { padding-top: 10px; }
.step-title {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 5px;
}
.step-desc {
  font-size: 0.85rem;
  color: var(--color-text-sub);
  line-height: 1.85;
}

/* ============================================
   FAQ
   ============================================ */
.faq {
  background: var(--color-bg-section);
  position: relative;
}
.faq::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.faq-list {
  max-width: 660px;
  margin: 52px auto 0;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 0;
  cursor: pointer;
  gap: 16px;
  min-height: 52px;
}

.faq-q-text {
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--color-primary);
  flex: 1;
  letter-spacing: 0.02em;
}

.faq-toggle {
  width: 30px;
  height: 30px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
  font-size: 1rem;
  color: var(--color-primary);
}
.faq-item.active .faq-toggle {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  transform: rotate(45deg);
}

.faq-answer {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.4s ease;
}
.faq-answer p {
  padding: 0 0 22px;
  font-size: 0.88rem;
  color: var(--color-text-sub);
  line-height: 1.95;
}

/* ============================================
   PROFILE
   ============================================ */
.profile {
  background: var(--color-bg-dark);
  position: relative;
  overflow: hidden;
}
.profile::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(184,132,58,0.3), transparent);
}
.profile::after {
  content: '';
  position: absolute;
  bottom: -100px; right: -100px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(44,74,110,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.profile .section-label { color: var(--color-accent-light); }
.profile .section-label::after { background: var(--color-accent-light); }
.profile .section-title { color: var(--color-white); }
.profile .divider { background: linear-gradient(90deg, var(--color-accent-light), var(--color-accent-bright)); }

.profile-inner {
  display: flex;
  gap: 52px;
  align-items: flex-start;
  max-width: 780px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.profile-avatar {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: var(--color-white);
  font-weight: 700;
  flex-shrink: 0;
  box-shadow: var(--shadow-md);
}

.profile-avatar-wrap {
  flex-shrink: 0;
  width: 160px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.profile-avatar-img {
  width: 160px;
  height: 160px;
  object-fit: contain;
  object-position: center;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.06);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  display: block;
  border: 1px solid rgba(255,255,255,0.1);
}

.profile-name {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 6px;
  letter-spacing: 0.05em;
}

.profile-title {
  font-size: 0.82rem;
  color: var(--color-accent-light);
  margin-bottom: 22px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.profile-bio {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.72);
  line-height: 2.05;
}
.profile-bio p + p { margin-top: 14px; }
.profile-bio strong { color: var(--color-accent-bright); font-weight: 700; }

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: #080F1A;
  color: rgba(255,255,255,0.55);
  padding: 64px 0 36px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 44px;
  margin-bottom: 52px;
  padding-bottom: 52px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer-brand {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 14px;
  letter-spacing: 0.05em;
}
.footer-brand span { color: var(--color-accent-light); }

.footer-desc {
  font-size: 0.82rem;
  line-height: 2;
}

.footer-heading {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--color-accent-light);
  margin-bottom: 18px;
  text-transform: uppercase;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.footer-links a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
  transition: var(--transition);
  display: flex;
  align-items: center;
  padding: 5px 0;
  min-height: 44px;
}
.footer-links a:hover { color: var(--color-white); }

.footer-contact a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
  display: flex;
  align-items: center;
  margin-bottom: 4px;
  padding: 5px 0;
  min-height: 44px;
}
.footer-contact a:hover { color: var(--color-white); }

.footer-bottom {
  text-align: center;
  font-size: 0.72rem;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.05em;
}

/* ============================================
   SUPPORT PAGE SPECIFIC
   ============================================ */
.page-hero {
  background: linear-gradient(150deg, var(--color-bg-dark) 0%, var(--color-bg-dark-mid) 100%);
  padding: 130px 0 88px;
  text-align: center;
  position: relative;
  overflow: hidden;
  color: var(--color-white);
}
.page-hero::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(184,132,58,0.07) 0%, transparent 60%);
  pointer-events: none;
}
.page-hero .section-label { color: var(--color-accent-light); }
.page-hero .section-label::after { background: var(--color-accent-light); }
.page-hero .section-title {
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  color: var(--color-white);
}
.page-hero p {
  max-width: 520px;
  margin: 22px auto 0;
  color: rgba(255,255,255,0.68);
  font-weight: 300;
  line-height: 2;
  position: relative;
  z-index: 1;
}
.page-hero > * { position: relative; z-index: 1; }

.ideology-section {
  background: var(--color-bg);
}

.ideology-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 52px;
}

.ideology-card {
  padding: 32px 28px;
  background: var(--color-bg-section);
  border-radius: var(--radius-xs);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}
.ideology-card:hover {
  border-color: rgba(184,132,58,0.3);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}
.ideology-icon { font-size: 1.8rem; margin-bottom: 16px; }
.ideology-title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
}
.ideology-desc {
  font-size: 0.88rem;
  color: var(--color-text-sub);
  line-height: 1.95;
}

.usage-section {
  background: var(--color-bg-dark);
  position: relative;
}
.usage-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(184,132,58,0.3), transparent);
}
.usage-section .section-label { color: var(--color-accent-light); }
.usage-section .section-label::after { background: var(--color-accent-light); }
.usage-section .section-title { color: var(--color-white); }

.usage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 52px;
}

.usage-item {
  text-align: center;
  padding: 28px 20px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-xs);
  transition: var(--transition);
}
.usage-item:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(184,132,58,0.2);
}
.usage-icon { font-size: 1.8rem; margin-bottom: 14px; }
.usage-title {
  font-weight: 700;
  color: rgba(255,255,255,0.9);
  font-size: 0.92rem;
  margin-bottom: 10px;
  letter-spacing: 0.03em;
}
.usage-desc {
  font-size: 0.83rem;
  color: rgba(255,255,255,0.58);
  line-height: 1.85;
}

.support-plans-detail {
  background: var(--color-bg);
}

.plans-detail-grid {
  display: grid;
  gap: 18px;
  margin-top: 52px;
}

.plan-detail-card {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 30px;
  background: var(--color-bg-section);
  border-radius: var(--radius-xs);
  padding: 32px 28px;
  border: 1px solid var(--color-border);
  transition: var(--transition);
}
.plan-detail-card:hover {
  border-color: rgba(184,132,58,0.3);
  box-shadow: var(--shadow-md);
}
.plan-detail-card.featured {
  border-color: var(--color-accent);
  background: var(--color-white);
  box-shadow: var(--shadow-gold);
}

.plan-detail-left {
  text-align: center;
  padding: 16px 0;
}

.plan-detail-name {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.plan-detail-price {
  font-family: var(--font-serif);
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--color-primary);
}
.plan-detail-price span {
  font-size: 0.82rem;
  font-weight: 400;
  color: var(--color-text-sub);
}

.plan-detail-tagline {
  margin-top: 8px;
  font-size: 0.78rem;
  color: var(--color-text-sub);
  line-height: 1.6;
}

.plan-detail-right {
  border-left: 1px solid var(--color-border);
  padding-left: 30px;
}

.plan-detail-title {
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--color-primary);
  margin-bottom: 16px;
  letter-spacing: 0.04em;
}

.plan-detail-list li {
  font-size: 0.86rem;
  color: var(--color-text-sub);
  padding: 9px 0;
  border-bottom: 1px solid var(--color-border-light);
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.plan-detail-list li:last-child { border-bottom: none; }
.plan-detail-list li::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: 700;
  flex-shrink: 0;
}

.featured-badge {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 1px;
  margin-bottom: 12px;
  letter-spacing: 0.07em;
}

/* ============================================
   UTILITY
   ============================================ */
.text-center { text-align: center; }
.mt-4 { margin-top: 16px; }
.mt-8 { margin-top: 32px; }

/* ============================================
   MEDIA SECTION (YouTube + note)
   ============================================ */
.media-section {
  background: var(--color-bg);
  position: relative;
}
.media-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.media-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 52px;
}

.media-card {
  background: var(--color-bg-section);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}
.media-card:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(184,132,58,0.3);
}

/* カードヘッダー（プラットフォーム情報） */
.media-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-white);
}

.media-platform-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-xs);
}
.media-platform-icon--note {
  background: transparent;
  box-shadow: none;
}

.media-platform-info {
  flex: 1;
  min-width: 0;
}
.media-platform-name {
  display: block;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-primary);
  letter-spacing: 0.03em;
}
.media-platform-handle {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-light);
  margin-top: 1px;
}

.media-link-btn {
  font-size: 0.75rem;
  color: var(--color-accent);
  font-weight: 700;
  white-space: nowrap;
  flex-shrink: 0;
  letter-spacing: 0.03em;
  transition: var(--transition);
}
.media-link-btn:hover {
  color: var(--color-accent-light);
}

/* カード説明文 */
.media-card-desc {
  padding: 16px 20px;
  font-size: 0.84rem;
  color: var(--color-text-sub);
  line-height: 1.8;
  border-bottom: 1px solid var(--color-border-light);
}

/* YouTubeプレースホルダー */
.youtube-embed-wrap {
  flex: 1;
}

.youtube-placeholder {
  background: var(--color-bg-dark);
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}
.yt-placeholder-inner {
  text-align: center;
  color: rgba(255,255,255,0.6);
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.yt-placeholder-inner p {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
  margin: 0;
}

/* YouTube動画リスト */
.yt-video-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--color-border);
}

.yt-video-item {
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
  transition: var(--transition);
  overflow: hidden;
}
.yt-video-item:nth-child(2n) { border-right: none; }
.yt-video-item:nth-last-child(-n+2) { border-bottom: none; }
.yt-video-item:hover {
  background: var(--color-white);
}

.yt-video-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  display: block;
  filter: brightness(0.95);
  transition: var(--transition);
}
.yt-video-item:hover .yt-video-thumb { filter: brightness(1.03); }

.yt-video-info {
  padding: 10px 12px 12px;
  flex: 1;
}
.yt-video-title {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.yt-video-date {
  font-size: 0.7rem;
  color: var(--color-text-light);
  margin-top: 5px;
}

/* note埋め込み */
.note-embed-wrap {
  flex: 1;
  background: var(--color-white);
  overflow: hidden;
}
.note-embed {
  display: block;
  width: 100%;
  min-height: 360px;
  border: none;
}

/* カードフッター */
.media-card-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--color-border);
  background: var(--color-white);
  display: flex;
  justify-content: center;
}

/* レスポンシブ */
@media (max-width: 768px) {
  .media-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .yt-video-list {
    grid-template-columns: 1fr 1fr;
  }
  .note-embed {
    min-height: 320px;
  }
}
@media (max-width: 480px) {
  .media-card-header {
    padding: 14px 16px;
    gap: 10px;
  }
  .media-link-btn { display: none; }
  .yt-video-list {
    grid-template-columns: 1fr;
  }
  .yt-video-item { border-right: none; }
  .yt-video-item:nth-last-child(-n+2) { border-bottom: 1px solid var(--color-border); }
  .yt-video-item:last-child { border-bottom: none; }
  .note-embed {
    min-height: 300px;
  }
}

/* ============================================
   SCROLL ANIMATION
   ============================================ */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.75s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.75s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   RESPONSIVE — モバイルファースト設計
   ============================================ */

/* ========== スマホ基本（〜480px） ========== */
@media (max-width: 480px) {

  html { font-size: 15px; }

  .container, .container-narrow { padding: 0 16px; }
  section { padding: 56px 0; }

  /* ヘッダー */
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .site-logo { font-size: 0.95rem; }

  /* ヒーロー */
  .hero {
    min-height: 100svh;
    align-items: flex-end;
    padding-bottom: 40px;
  }
  .hero-inner { padding: 100px 16px 48px; }
  .hero-badge { font-size: 0.7rem; padding: 6px 12px; margin-bottom: 22px; }
  .hero-title { font-size: 1.72rem; line-height: 1.55; margin-bottom: 18px; }
  .hero-subtitle { font-size: 0.88rem; line-height: 2; margin-bottom: 28px; }
  .hero-actions { flex-direction: column; gap: 10px; width: 100%; }
  .hero-actions .btn { width: 100%; text-align: center; padding: 16px 20px; font-size: 0.95rem; }
  .hero-note { font-size: 0.73rem; margin-top: 12px; }
  .hero-stats { margin-top: 32px; gap: 2px; flex-wrap: wrap; }
  .hero-stat { padding: 12px 14px; flex: 1; min-width: calc(50% - 1px); }
  .hero-stat-num { font-size: 1.35rem; }
  .hero-stat-label { font-size: 0.68rem; }

  /* About */
  .about-quote { font-size: 1.02rem; padding: 22px 20px 22px 30px; margin: 28px 0; }
  .about-text { font-size: 0.88rem; }

  /* For Who */
  .for-who-grid { grid-template-columns: 1fr; gap: 14px; margin-top: 36px; }
  .for-who-card { padding: 26px 20px; }
  .for-who-list li { font-size: 0.86rem; }

  /* Activities */
  .activities-grid { grid-template-columns: 1fr; gap: 12px; margin-top: 36px; }
  .activity-card-image { height: 180px; }
  .activity-card-body { padding: 16px 16px 16px; }
  .repair-card-image { height: 180px; }
  .repair-card-body { padding: 16px 16px 16px; }

  /* Results */
  .results-grid { grid-template-columns: 1fr; gap: 12px; margin-top: 36px; }
  .result-card { padding: 22px 18px; }

  /* Plans */
  .plan-note { font-size: 0.82rem; padding: 16px 18px; text-align: left; }
  .plans-grid { grid-template-columns: 1fr; gap: 12px; }
  .plan-card { padding: 26px 18px; }
  .plan-price { font-size: 1.65rem; }

  /* Free Trial */
  .free-trial { padding: 60px 0; }
  .free-trial p { font-size: 0.88rem; }
  .free-trial-actions { flex-direction: column; align-items: stretch; gap: 10px; }
  .free-trial-actions .btn { width: 100%; text-align: center; }

  /* Steps */
  .steps::before { left: 20px; }
  .step-num { width: 40px; height: 40px; font-size: 0.9rem; }
  .step-title { font-size: 0.92rem; }
  .step-desc { font-size: 0.83rem; }

  /* FAQ */
  .faq-q-text { font-size: 0.88rem; }
  .faq-answer p { font-size: 0.83rem; }

  /* Profile */
  .profile-inner { flex-direction: column; align-items: center; text-align: center; gap: 22px; }
  .profile-name { font-size: 1.2rem; }
  .profile-bio { font-size: 0.86rem; text-align: left; }
  .profile-bio p + p { margin-top: 10px; }

  /* Section */
  .section-title { font-size: 1.45rem; }
  .section-title-white { font-size: 1.45rem; }
  .section-subtitle { font-size: 0.86rem; }

  /* Buttons */
  .btn { min-height: 48px; padding: 13px 22px; font-size: 0.92rem; }

  /* Footer */
  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
  .site-footer { padding: 52px 0 32px; }

  /* Support page */
  .page-hero { padding: 100px 0 64px; }
  .ideology-grid { grid-template-columns: 1fr; gap: 12px; }
  .ideology-card { padding: 22px 18px; }
  .usage-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .plan-detail-card { grid-template-columns: 1fr; padding: 22px 18px; gap: 18px; }
  .plan-detail-right { border-left: none; padding-left: 0; border-top: 1px solid rgba(255,255,255,0.1); padding-top: 18px; }
  .plan-detail-price { font-size: 1.65rem; }
}

/* ========== スマホ〜タブレット（481px〜768px） ========== */
@media (min-width: 481px) and (max-width: 768px) {

  html { font-size: 15.5px; }
  .container, .container-narrow { padding: 0 20px; }
  section { padding: 68px 0; }

  /* ヘッダー */
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }

  /* ヒーロー */
  .hero-inner { padding: 100px 20px 60px; }
  .hero-title { font-size: 2rem; }
  .hero-subtitle { font-size: 0.92rem; }
  .hero-actions { flex-direction: column; gap: 10px; }
  .hero-actions .btn { width: 100%; text-align: center; padding: 15px 22px; }
  .hero-stats { margin-top: 40px; }
  .hero-stat { flex: 1; }

  /* Grids */
  .for-who-grid { grid-template-columns: 1fr; gap: 14px; }
  .activities-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .activity-card-image { height: 165px; }
  .repair-card-image { height: 165px; }
  .results-grid { grid-template-columns: 1fr; gap: 12px; }
  .plans-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .ideology-grid { grid-template-columns: 1fr; }
  .usage-grid { grid-template-columns: repeat(3, 1fr); }
  .plan-detail-card { grid-template-columns: 1fr; gap: 18px; }
  .plan-detail-right { border-left: none; padding-left: 0; border-top: 1px solid var(--color-border); padding-top: 18px; }

  /* Profile */
  .profile-inner { flex-direction: column; align-items: center; text-align: center; gap: 22px; }
  .profile-bio { text-align: left; }

  /* Footer */
  .footer-inner { grid-template-columns: 1fr; gap: 28px; }

  /* Free trial */
  .free-trial-actions { flex-direction: column; align-items: center; gap: 12px; }
  .free-trial-actions .btn { width: 100%; max-width: 360px; }
}

/* ========== タブレット（769px〜900px） ========== */
@media (min-width: 769px) and (max-width: 900px) {
  .plans-grid { grid-template-columns: repeat(2, 1fr); }
  .activities-grid { grid-template-columns: repeat(2, 1fr); }
  .results-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .plan-detail-card { grid-template-columns: 1fr; }
  .plan-detail-right { border-left: none; padding-left: 0; border-top: 1px solid var(--color-border); padding-top: 22px; }
  .ideology-grid { grid-template-columns: 1fr 1fr; }
  .usage-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ========== PC（901px〜） ========== */
@media (min-width: 901px) {
  .nav-links, .nav-cta { display: flex; }
  .hamburger { display: none; }
}