/* ===== 強みページ ===== */

/* ===== 背景画像 ===== */
.str-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.str-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: fixed;
  top: 0;
  left: 0;
}
.str-hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: rgba(255, 249, 244, 0.72);
}

/* ===== HERO ===== */
.str-hero {
  position: relative;
  width: 100%;
  min-height: 100vh;
  min-height: 100dvh;
  padding: 80px 24px 40px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  z-index: 1;
  overflow: hidden;
  clip-path: inset(0);
}

/* ===== ヒーローコンテンツ ===== */
.str-hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1100px;
  padding: 16px 24px 40px;
}

/* タイトル */
.str-hero-title {
  font-family: 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', 'Meiryo', sans-serif;
  font-size: clamp(36px, 7vw, 72px);
  font-weight: 900;
  color: #111;
  margin-bottom: 8px;
  text-shadow: 0 2px 8px rgba(255,255,255,0.5);
}
.str-hero-accent {
  color: var(--bm-accent);
}
.str-hero-lead {
  font-family: 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', 'Meiryo', sans-serif;
  font-size: clamp(15px, 2vw, 20px);
  font-weight: 700;
  color: #555;
  margin-bottom: 24px;
}

/* ===== Bentoグリッド ===== */
.str-bento {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: auto auto auto;
  gap: 18px;
  max-width: 960px;
}

/* カード共通 — Liquid Glass */
.str-bento-card {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-start;
  padding: 36px 32px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.04),
    0 8px 32px rgba(0, 0, 0, 0.06),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease;
  cursor: pointer;
  overflow: hidden;
  position: relative;
  /* スタガーアニメーション */
  opacity: 0;
  transform: translateY(30px);
  animation: strBentoIn 0.7s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.str-bento-card:nth-child(1) { animation-delay: 0.1s; }
.str-bento-card:nth-child(2) { animation-delay: 0.2s; }
.str-bento-card:nth-child(3) { animation-delay: 0.3s; }
.str-bento-card:nth-child(4) { animation-delay: 0.4s; }
.str-bento-card:nth-child(5) { animation-delay: 0.5s; }
@keyframes strBentoIn {
  to { opacity: 1; transform: translateY(0); }
}

/* ホバーグロー */
.str-bento-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(ellipse at 30% 20%, rgba(235,82,0,0.08) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}
.str-bento-card:hover::before {
  opacity: 1;
}
.str-bento-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow:
    0 4px 12px rgba(0, 0, 0, 0.06),
    0 20px 60px rgba(235, 82, 0, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

/* 数字 — 巨大＋グラデーション */
.str-bento-num {
  font-family: 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', 'Meiryo', sans-serif;
  font-size: clamp(48px, 6vw, 80px);
  font-weight: 900;
  color: #222;
  line-height: 1;
  letter-spacing: -0.02em;
  transition: color 0.3s ease;
  background: linear-gradient(135deg, #222 0%, #555 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.str-bento-num small {
  font-size: 0.45em;
  -webkit-text-fill-color: #aaa;
}
.str-bento-card:hover .str-bento-num {
  background: linear-gradient(135deg, var(--bm-accent) 0%, var(--bm-accent-hover) 100%);
  -webkit-background-clip: text;
  background-clip: text;
}
.str-bento-card:hover .str-bento-num small {
  -webkit-text-fill-color: var(--bm-accent);
}

/* 単位 */
.str-bento-unit {
  font-family: 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', 'Meiryo', sans-serif;
  font-size: clamp(14px, 1.5vw, 18px);
  font-weight: 700;
  color: #444;
  margin-top: 6px;
  letter-spacing: 0.03em;
}

/* ラベル */
.str-bento-label {
  font-family: 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', 'Meiryo', sans-serif;
  font-size: clamp(11px, 1.1vw, 13px);
  color: #999;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid rgba(0,0,0,0.06);
  width: 100%;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ===== Bentoレイアウト配置 ===== */
.str-bento-price    { grid-column: 1 / 3; grid-row: 1; min-height: 200px; }
.str-bento-speed    { grid-column: 3 / 5; grid-row: 1; min-height: 200px; }
.str-bento-quality  { grid-column: 1 / 3; grid-row: 2; }
.str-bento-copyright { grid-column: 3 / 5; grid-row: 2; }
.str-bento-media    { grid-column: 1 / 5; grid-row: 3; flex-direction: row; align-items: center; gap: 28px; padding: 32px 40px; }
.str-bento-media .str-bento-label {
  border-top: none;
  border-left: 1px solid rgba(0,0,0,0.06);
  padding-top: 0;
  padding-left: 20px;
  margin-top: 0;
  width: auto;
}

/* 個別カラーアクセント（各カード左上に薄い色帯） */
.str-bento-price::after    { content:''; position:absolute; top:0; left:0; width:4px; height:60%; border-radius:0 4px 4px 0; background:linear-gradient(to bottom, var(--bm-accent), transparent); opacity:0.5; }
.str-bento-speed::after    { content:''; position:absolute; top:0; left:0; width:4px; height:60%; border-radius:0 4px 4px 0; background:linear-gradient(to bottom, #2563EB, transparent); opacity:0.5; }
.str-bento-quality::after  { content:''; position:absolute; top:0; left:0; width:4px; height:60%; border-radius:0 4px 4px 0; background:linear-gradient(to bottom, #059669, transparent); opacity:0.5; }
.str-bento-copyright::after { content:''; position:absolute; top:0; left:0; width:4px; height:60%; border-radius:0 4px 4px 0; background:linear-gradient(to bottom, #7C3AED, transparent); opacity:0.5; }
.str-bento-media::after    { content:''; position:absolute; top:0; left:0; width:4px; height:60%; border-radius:0 4px 4px 0; background:linear-gradient(to bottom, #DC2626, transparent); opacity:0.5; }

/* ===== セクション共通 ===== */
.str-section {
  position: relative;
  z-index: 1;
  padding: 100px 24px;
  background: #FFFCFA;
}
.str-section-alt {
  background: #FFFCFA;
}
.str-section-label {
  display: none;
}
.str-section-label-badge {
  display: inline-block;
  background: #222;
  color: #fff;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 8px 24px;
  margin-bottom: 20px;
}
.str-section-title {
  font-family: 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', 'Meiryo', sans-serif;
  font-size: clamp(30px, 4.5vw, 48px);
  font-weight: 900;
  color: #222;
  margin-bottom: 24px;
  display: flex;
  align-items: baseline;
  gap: 14px;
}
.str-section-num {
  font-family: 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', 'Meiryo', sans-serif;
  font-size: 1em;
  color: #222;
  font-weight: 900;
}
.str-section-num::before {
  content: '';
}
.str-section-lead {
  font-size: clamp(15px, 1.8vw, 19px);
  color: #555;
  margin-bottom: 48px;
  line-height: 1.9;
  font-weight: 500;
}

/* ===== 強み1: 価格比較（v2） ===== */
.str-compare-v2 {
  display: flex;
  gap: 24px;
  align-items: stretch;
  max-width: 900px;
  justify-content: center;
}
.str-compare-card {
  flex: 1;
  max-width: 320px;
  text-align: center;
  padding: 28px 24px;
}
.str-compare-card-label {
  font-size: clamp(14px, 1.5vw, 17px);
  font-weight: 700;
  color: #666;
  margin-bottom: 20px;
}
.str-compare-card--bm .str-compare-card-label { color: rgba(255,255,255,0.9); }
.str-compare-card-badge {
  display: inline-block;
  background: rgba(255,255,255,0.25);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 16px;
  letter-spacing: 0.03em;
}
.str-compare-card-price {
  font-family: 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', 'Meiryo', sans-serif;
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 900;
  color: #333;
  line-height: 1.1;
  white-space: nowrap;
}
.str-compare-card-price small {
  font-size: 0.4em;
  font-weight: 700;
  color: #888;
}
.str-compare-card--bm .str-compare-card-price { color: #fff; }
.str-compare-card--bm .str-compare-card-price small { color: rgba(255,255,255,0.8); }
.str-compare-card--other {
  border: 2px dashed rgba(0,0,0,0.12);
  background: rgba(255,255,255,0.5);
}
.str-compare-vs {
  display: flex;
  align-items: center;
  font-family: 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', 'Meiryo', sans-serif;
  font-size: clamp(18px, 2.5vw, 28px);
  color: #ccc;
  font-weight: 400;
  flex-shrink: 0;
}

/* ===== 強み2: スピード（v2） ===== */
.str-speed-v2 {
  max-width: 900px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 24px;
  align-items: start;
}
.str-speed-main {
  text-align: center;
  padding: 36px 40px;
  grid-row: 1 / 3;
}
.str-speed-big {
  font-size: clamp(14px, 1.5vw, 17px);
  font-weight: 700;
  color: #666;
  margin-bottom: 8px;
}
.str-speed-num {
  font-family: 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', 'Meiryo', sans-serif;
  font-size: clamp(64px, 10vw, 100px);
  font-weight: 900;
  color: var(--bm-accent);
  line-height: 1;
}
.str-speed-num small {
  font-size: 0.35em;
  color: #555;
  display: block;
  margin-top: 4px;
}
.str-speed-bars {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.str-speed-bar-row {
  display: flex;
  align-items: center;
  gap: 14px;
}
.str-speed-bar-label {
  font-size: clamp(12px, 1.3vw, 15px);
  font-weight: 700;
  color: #666;
  min-width: 120px;
  text-align: right;
}
.str-speed-bar-label--bm { color: var(--bm-accent); }
.str-speed-bar {
  flex: 1;
  height: 44px;
  background: rgba(0,0,0,0.04);
  border-radius: 22px;
  position: relative;
  overflow: hidden;
}
.str-speed-bar-fill {
  height: 100%;
  border-radius: 22px;
  transition: width 1s cubic-bezier(0.16,1,0.3,1);
}
.str-speed-bar-fill--other { background: #ddd; }
.str-speed-bar-fill--bm { background: linear-gradient(90deg, var(--bm-accent), var(--bm-accent-hover)); }
.str-speed-bar-val {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.85rem;
  font-weight: 700;
  color: #888;
}
.str-speed-bar-val--bm { color: #fff; left: 12px; right: auto; }
.str-speed-why {
  grid-column: 1 / -1;
  padding: 24px 32px;
}
.str-speed-why strong {
  display: block;
  margin-bottom: 8px;
  color: var(--bm-accent);
  font-size: 1rem;
}
.str-speed-why p {
  font-size: 0.95rem;
  color: #555;
  margin: 0;
  line-height: 1.8;
}

/* ===== 旧①②スタイル（後方互換用に残す） ===== */
.str-compare {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  justify-content: center;
  align-items: stretch;
  max-width: 800px;
  margin: 0 auto;
}
.str-compare-item {
  flex: 1;
  min-width: 280px;
  padding: 48px 32px;
  border-radius: 0;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.str-compare-other {
  background: #fff;
  border: 3px solid #222;
}
.str-compare-bm {
  background: #FFF5ED;
  border: 3px solid var(--bm-accent);
  position: relative;
}
.str-compare-badge {
  position: absolute;
  top: -18px;
  right: -3px;
  background: var(--bm-accent);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 8px 24px;
  border-radius: 0;
  white-space: nowrap;
  letter-spacing: 0.05em;
}
.str-compare-label {
  font-size: 1rem;
  font-weight: 700;
  color: #555;
  margin-bottom: 24px;
}
.str-compare-bm .str-compare-label {
  color: var(--bm-accent);
  font-size: 1.2rem;
  font-weight: 900;
}
.str-compare-price {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 900;
  color: #333;
  white-space: nowrap;
}
.str-compare-price small {
  font-size: 0.45em;
  font-weight: 700;
}
.str-compare-accent {
  color: var(--bm-accent);
}

/* ===== 強み2: スピード ===== */
.str-speed-visual {
  max-width: 900px;
  margin: 0 auto;
}
.str-speed-headline {
  text-align: center;
  font-size: clamp(20px, 3vw, 32px);
  font-weight: 900;
  color: #333;
  margin-bottom: 40px;
}
.str-speed-headline strong {
  font-size: 2.4em;
  color: var(--bm-accent);
}
.str-speed-layout {
  display: flex;
  gap: 40px;
  align-items: center;
}
.str-speed-left {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.str-speed-row {
  display: flex;
  align-items: center;
  gap: 16px;
}
.str-speed-label {
  font-size: clamp(14px, 1.4vw, 17px);
  font-weight: 900;
  color: #333;
  width: 140px;
  min-width: 140px;
  text-align: left;
  white-space: nowrap;
}
.str-speed-label-bm {
  color: var(--bm-accent);
}
.str-speed-bar-outer {
  flex: 1;
  height: 56px;
  border: 1.5px solid #999;
  background: #fff;
  display: flex;
  align-items: stretch;
}
.str-speed-bar-fill-other {
  width: 100%;
  background: #ddd;
}
.str-speed-bar-fill-bm {
  width: 36px;
  height: 36px;
  background: var(--bm-accent);
  flex-shrink: 0;
}
.str-speed-bar-text {
  font-size: clamp(14px, 1.4vw, 17px);
  font-weight: 700;
  color: #333;
  white-space: nowrap;
}
.str-speed-bar-text-bm {
  color: var(--bm-accent);
  font-weight: 900;
}
.str-speed-note {
  flex: 0 0 280px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: #FFF5ED;
  border: 1.5px solid #999;
  border-radius: 0;
  padding: 28px;
}
.str-speed-note-icon { font-size: 1.6rem; }
.str-speed-note strong { display: block; margin-bottom: 8px; color: var(--bm-accent); font-size: 1.05rem; font-weight: 900; }
.str-speed-note p { font-size: 0.95rem; color: #444; margin: 0; line-height: 1.9; }

/* ===== セクションヘッダー（共通リデザイン） ===== */
.str-section-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}
.str-section-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--bm-accent) 0%, var(--bm-accent-hover) 100%);
  color: #fff;
  font-family: 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', 'Meiryo', sans-serif;
  font-size: 18px;
  font-weight: 900;
  flex-shrink: 0;
}

/* ===== ガラスカード（③④⑤共通） ===== */
.str-glass-card {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(16px) saturate(1.3);
  -webkit-backdrop-filter: blur(16px) saturate(1.3);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 20px;
  padding: 36px 32px;
  box-shadow:
    0 2px 8px rgba(0,0,0,0.04),
    0 8px 32px rgba(0,0,0,0.06),
    inset 0 1px 0 rgba(255,255,255,0.6);
  transition: transform 0.3s cubic-bezier(0.16,1,0.3,1), box-shadow 0.3s ease;
}
.str-glass-card:hover {
  transform: translateY(-3px);
  box-shadow:
    0 4px 12px rgba(0,0,0,0.06),
    0 16px 48px rgba(235,82,0,0.08),
    inset 0 1px 0 rgba(255,255,255,0.8);
}
.str-glass-card--accent {
  background: linear-gradient(135deg, var(--bm-accent) 0%, var(--bm-accent-hover) 100%);
  color: #fff;
  border: none;
}
.str-glass-card--accent .str-glass-card-title { color: #fff; }
.str-glass-card--accent .str-glass-card-desc { color: rgba(255,255,255,0.9); }
.str-glass-card--wide { width: 100%; }

.str-glass-card-icon {
  font-size: 1.6rem;
  margin-bottom: 12px;
}
.str-glass-card-title {
  font-family: 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', 'Meiryo', sans-serif;
  font-size: clamp(20px, 2.8vw, 28px);
  font-weight: 900;
  color: #222;
  margin-bottom: 12px;
}
.str-glass-card-desc {
  font-size: clamp(14px, 1.5vw, 16px);
  color: #555;
  line-height: 1.8;
}

/* ===== 強み3: ビフォーアフター ===== */
.str-ba-compare {
  display: flex;
  align-items: center;
  gap: 24px;
  max-width: 900px;
  margin-bottom: 32px;
}
.str-ba-item {
  flex: 1;
  position: relative;
}
.str-ba-img {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0,0,0,0.08);
  border: 1px solid rgba(0,0,0,0.06);
}
.str-ba-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.str-ba-img {
  aspect-ratio: 7 / 10;
}
.str-ba-label {
  display: inline-block;
  font-family: 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', 'Meiryo', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  color: #888;
  padding: 6px 16px;
  background: rgba(255,255,255,0.8);
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 20px;
  margin-bottom: 10px;
}
.str-ba-label--after {
  background: var(--bm-accent);
  color: #fff;
  border-color: var(--bm-accent);
}
.str-ba-item--after .str-ba-img {
  box-shadow: 0 4px 24px rgba(235,82,0,0.12);
  border-color: rgba(235,82,0,0.2);
}
.str-ba-arrow {
  font-size: clamp(24px, 4vw, 40px);
  color: var(--bm-accent);
  font-weight: 900;
  flex-shrink: 0;
}

/* ===== 強み3: クオリティ ===== */
.str-quality-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 900px;
}
/* プロカード: テキスト＋画像の横並び */
.str-quality-pro-card {
  display: flex;
  align-items: center;
  gap: 32px;
}
.str-quality-pro-text { flex: 1; }
.str-quality-pro-img {
  flex: 0 0 200px;
  border-radius: 16px;
  overflow: hidden;
}
.str-quality-pro-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 16px;
  opacity: 0.9;
}

.str-quality-links {
  display: flex;
  gap: 12px;
  margin-top: 20px;
  flex-wrap: wrap;
}
.str-pill-link {
  display: inline-block;
  padding: 10px 24px;
  background: rgba(255,255,255,0.25);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  border-radius: 40px;
  border: 1.5px solid rgba(255,255,255,0.5);
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
}
.str-pill-link:hover {
  background: rgba(255,255,255,0.4);
  transform: translateY(-2px);
}
.str-quality-stats {
  display: flex;
  gap: 32px;
  margin-top: 16px;
}
.str-stat { display: flex; flex-direction: column; gap: 4px; }
.str-stat-num {
  font-family: 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', 'Meiryo', sans-serif;
  font-size: clamp(36px, 5vw, 52px);
  color: var(--bm-accent);
  line-height: 1;
}
.str-stat-num small { font-size: 0.5em; color: #999; }
.str-stat-label {
  font-size: 0.85rem;
  color: #666;
  font-weight: 700;
}

/* ===== 強み4: 著作権 ===== */
.str-copyright-layout {
  max-width: 900px;
}
.str-copyright-pills {
  display: flex;
  gap: 12px;
  margin-top: 20px;
  flex-wrap: wrap;
}
.str-copyright-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: linear-gradient(135deg, var(--bm-accent) 0%, var(--bm-accent-hover) 100%);
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 40px;
  transition: transform 0.2s, box-shadow 0.2s;
}
.str-copyright-pill:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(235,82,0,0.2);
}

/* ===== 強み5: 媒体展開 ===== */
.str-media-flow {
  max-width: 900px;
  text-align: center;
}
.str-media-hub {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: linear-gradient(135deg, var(--bm-accent) 0%, var(--bm-accent-hover) 100%);
  color: #fff;
  font-weight: 900;
  padding: 16px 40px;
  border-radius: 40px;
  font-size: 1.05rem;
  margin-bottom: 32px;
  box-shadow: 0 4px 20px rgba(235,82,0,0.2);
}
.str-media-hub-label { letter-spacing: 0.05em; }
.str-media-branches {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  position: relative;
}
/* ハブからの接続線 */
.str-media-branches::before {
  content: '';
  position: absolute;
  top: -16px;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 16px;
  background: var(--bm-accent);
  opacity: 0.3;
}
.str-media-item {
  text-align: center;
  padding: 28px 16px;
  position: relative;
}
/* カード上部にカラーアクセント */
.str-media-item::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 3px;
  border-radius: 0 0 3px 3px;
  background: var(--bm-accent);
  opacity: 0.5;
}
.str-media-item-title {
  font-family: 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', 'Meiryo', sans-serif;
  font-size: 1rem;
  font-weight: 900;
  color: #333;
  margin-bottom: 10px;
}
.str-media-item small {
  font-size: 0.82rem;
  color: #666;
  line-height: 1.8;
}

/* ===== CTA ===== */
/* ===== レスポンシブ ===== */
@media (max-width: 768px) {
  .str-hero { padding: 70px 16px 30px; }
  .str-hero-title { font-size: clamp(28px, 8vw, 40px); margin-bottom: 12px; }
  .str-hero-lead { font-size: 14px; margin-bottom: 32px; }
  .str-bento {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
  .str-bento-price    { grid-column: 1; grid-row: auto; min-height: 160px; }
  .str-bento-speed    { grid-column: 2; grid-row: auto; min-height: 160px; }
  .str-bento-quality  { grid-column: 1; grid-row: auto; }
  .str-bento-copyright { grid-column: 2; grid-row: auto; }
  .str-bento-media    { grid-column: 1 / -1; grid-row: auto; }
  .str-bento-card { padding: 24px 20px; border-radius: 18px; }
  .str-bento-num { font-size: clamp(36px, 10vw, 52px); }
  .str-bento-media { flex-direction: column; align-items: flex-start; gap: 8px; padding: 24px 20px; }
  .str-bento-media .str-bento-label { border-left: none; border-top: 1px solid rgba(0,0,0,0.06); padding-left: 0; padding-top: 12px; margin-top: 4px; width: 100%; }
  .str-section { padding: 64px 16px; }
  .str-compare { flex-direction: column; }
  .str-speed-layout { flex-direction: column; gap: 24px; }
  .str-speed-note { flex: auto; }
  .str-speed-row { flex-direction: column; align-items: stretch; gap: 8px; }
  .str-speed-label { min-width: 0; }
  .str-ba-compare { flex-direction: column; gap: 12px; }
  .str-ba-arrow { transform: rotate(90deg); }
  .str-quality-grid { grid-template-columns: 1fr; }
  .str-quality-pro-card { flex-direction: column; gap: 20px; }
  .str-quality-pro-img { flex: none; width: 100%; max-height: 200px; }
  .str-quality-stats { gap: 24px; }
  .str-glass-card { padding: 28px 24px; border-radius: 16px; }
  .str-pill-link { font-size: 0.82rem; padding: 8px 18px; }
  .str-copyright-pills { gap: 10px; }
  .str-copyright-pill { font-size: 0.85rem; padding: 12px 20px; }
  .str-media-branches { grid-template-columns: 1fr 1fr; gap: 12px; }
  .str-media-hub { font-size: 0.95rem; padding: 14px 28px; }
  .str-compare-v2 { flex-direction: column; align-items: center; }
  .str-compare-card { max-width: 100%; }
  .str-compare-vs { transform: rotate(90deg); margin: -8px 0; }
  .str-speed-v2 { grid-template-columns: 1fr; }
  .str-speed-main { grid-row: auto; padding: 28px 24px; }
  .str-speed-num { font-size: clamp(52px, 15vw, 80px); }
  .str-speed-bar-label { min-width: 80px; font-size: 12px; }
  .str-speed-bar { height: 36px; }
  .str-compare-item { min-width: 0; }
  .str-speed-bar { height: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  .str-bento-card { animation: none !important; opacity: 1 !important; transform: none !important; }
}