/* ============================================================
   owned-media.css — オウンドメディア制作・運用代行ページ
   （アコーディオン・svc-list 等の共通部品は service.css を流用）
   ============================================================ */
@import url('service.css');

/* ============================================================
   見出し書体：このページ群だけ明朝体で「メディア・出版物」らしさを出す
   （本文・他ページは引き続き Noto Sans JP のまま）
   ============================================================ */
#om-intro .section-title,
#om-what .section-title,
#om-effects .section-title,
#om-case .section-title,
#om-portfolio .section-title {
  font-family: 'Shippori Mincho', serif;
  font-weight: 800;
}

/* ============================================================
   #om-intro
   ============================================================ */
#om-intro {
  padding: 80px 0;
  background: #ffffff;
}
@media (min-width: 768px) { #om-intro { padding: 96px 0; } }

/* ============================================================
   .om-chart — ヒーロー横の「広告 vs オウンドメディア」成長曲線図
   (このページの Signature Element)
   ============================================================ */
.om-chart {
  flex: 0 0 400px;
  max-width: 400px;
  width: 100%;
  background: var(--color-primary-pale);
  border: 1px solid var(--color-primary-light);
  border-radius: 16px;
  padding: 24px 22px 18px;
}
.om-chart-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-text-sub);
  text-align: center;
  margin-bottom: 8px;
}
.om-chart-svg {
  width: 100%;
  height: auto;
  display: block;
}
.om-chart-axis {
  stroke: var(--color-border);
  stroke-width: 1.5;
}
.om-chart-line {
  fill: none;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.om-chart-line--ad {
  stroke: #94a3b8;
  stroke-dasharray: 5 5;
}
.om-chart-line--growth {
  stroke: #1f8a5f;
}
.om-chart-dot {
  fill: #1f8a5f;
  stroke: #ffffff;
  stroke-width: 2;
}
.om-chart-note {
  font-size: 10.5px;
  font-weight: 700;
  fill: #15633f;
}
.om-chart-tick {
  font-size: 11px;
  fill: var(--color-text-sub);
}
.om-chart-tick--end { text-anchor: end; }
.om-chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  margin-top: 10px;
}
.om-chart-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  color: var(--color-text);
}
.om-chart-swatch {
  width: 14px;
  height: 3px;
  border-radius: 2px;
  display: inline-block;
}
.om-chart-swatch--growth { background: #1f8a5f; }
.om-chart-swatch--ad { background: #94a3b8; }

@media (prefers-reduced-motion: no-preference) {
  .om-chart-line--growth {
    stroke-dasharray: 480;
    stroke-dashoffset: 480;
    animation: om-chart-draw 1.4s 0.2s ease-out forwards;
  }
  .om-chart-dot {
    opacity: 0;
    animation: om-chart-fade 0.5s 1.4s ease-out forwards;
  }
}
@keyframes om-chart-draw { to { stroke-dashoffset: 0; } }
@keyframes om-chart-fade { to { opacity: 1; } }

/* ============================================================
   .om-toc-list — 「オウンドメディアが役立つ理由」を目次形式で提示
   ============================================================ */
.om-toc-caption {
  text-align: center;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-text-sub);
  margin-bottom: 18px;
}
.om-toc-list {
  max-width: 760px;
  margin: 0 auto;
  border-top: 1px solid var(--color-border);
}
.om-toc-row {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 16px 4px;
  border-bottom: 1px solid var(--color-border);
}
.om-toc-num {
  font-family: 'Shippori Mincho', serif;
  font-size: 20px;
  font-weight: 800;
  color: var(--color-primary);
  min-width: 30px;
}
.om-toc-title {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--color-dark);
  white-space: nowrap;
}
@media (min-width: 567px) {
  .om-toc-title { min-width: 168px; }
}
.om-toc-desc {
  font-size: 13px;
  color: var(--color-text-sub);
  line-height: 1.6;
}
@media (max-width: 566px) {
  .om-toc-row { flex-wrap: wrap; }
  .om-toc-title { white-space: normal; }
}

/* ============================================================
   #om-what — オウンドメディアとは / 違い / 欠点
   ============================================================ */
#om-what {
  padding: 80px 0;
  background: #f0f4ff;
}
@media (min-width: 768px) { #om-what { padding: 96px 0; } }

/* ============================================================
   サブページ導線カード（料金・流れ）
   ============================================================ */
.om-subnav {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  max-width: 780px;
  margin: 0 auto;
}
@media (min-width: 567px) { .om-subnav { grid-template-columns: repeat(2, 1fr); } }

.om-subnav-card {
  display: flex;
  align-items: center;
  gap: 18px;
  background: #ffffff;
  border-radius: 12px;
  padding: 24px 26px;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.07);
  border-left: 4px solid var(--color-primary);
  transition: transform 0.25s, box-shadow 0.25s;
}
.om-subnav-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(30, 64, 175, 0.15);
}
.om-subnav-card-icon {
  width: 52px;
  height: 52px;
  min-width: 52px;
  border-radius: 50%;
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
}
.om-subnav-card-icon i { font-size: 22px; color: var(--color-primary); }
.om-subnav-card-body p:first-child {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-text-sub);
  margin-bottom: 4px;
}
.om-subnav-card-body p:last-child {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-dark);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ============================================================
   .om-detail-list — 開閉式アコーディオンを使わない静的な詳細ブロック
   ============================================================ */
.om-detail-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 860px;
  margin: 0 auto 56px;
}

.om-detail-item {
  background: #ffffff;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  border-left: 4px solid var(--color-primary);
}

.om-detail-header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px 24px 4px;
}

.om-detail-num {
  font-size: 22px;
  font-weight: 900;
  color: var(--color-primary);
  line-height: 1;
  min-width: 40px;
}

.om-detail-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-dark);
  line-height: 1.4;
  flex: 1;
}

.om-detail-body {
  padding: 8px 24px 28px 80px;
}
.om-detail-body p {
  font-size: 14px;
  color: #1e293b;
  line-height: 1.85;
  margin-bottom: 16px;
}
.om-detail-body p:last-child { margin-bottom: 0; }

/* ============================================================
   #om-effects — 10のメリット
   ============================================================ */
#om-effects {
  padding: 80px 0;
  background: #ffffff;
}
@media (min-width: 768px) { #om-effects { padding: 96px 0; } }

/* ============================================================
   #om-case — こんな会社におすすめ
   ============================================================ */
#om-case {
  padding: 80px 0;
  background: #f0f4ff;
}
@media (min-width: 768px) { #om-case { padding: 96px 0; } }

.om-case-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 860px;
  margin: 0 auto;
}
.om-case-item {
  display: flex;
  gap: 20px;
  background: #ffffff;
  border-radius: 12px;
  padding: 28px 30px;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
}
.om-case-num {
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 4px 12px;
  border-radius: 100px;
  display: inline-block;
  height: fit-content;
  white-space: nowrap;
}
.om-case-body h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-dark);
  line-height: 1.5;
  margin-bottom: 8px;
}
.om-case-body p {
  font-size: 13px;
  color: var(--color-text-sub);
  line-height: 1.85;
}

/* ============================================================
   #om-portfolio — 制作実績
   ============================================================ */
#om-portfolio {
  padding: 80px 0;
  background: #ffffff;
}
@media (min-width: 768px) { #om-portfolio { padding: 96px 0; } }

.om-portfolio-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
@media (min-width: 567px) { .om-portfolio-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 992px) { .om-portfolio-grid { grid-template-columns: repeat(3, 1fr); } }

.om-portfolio-card {
  background: var(--color-bg-gray);
  border-radius: 12px;
  padding: 26px 24px;
  border-top: 3px solid var(--color-primary);
}
.om-portfolio-card i {
  font-size: 22px;
  color: var(--color-primary);
  margin-bottom: 14px;
  display: block;
}
.om-portfolio-card h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-dark);
  line-height: 1.5;
  margin-bottom: 10px;
}
.om-portfolio-card p {
  font-size: 12.5px;
  color: var(--color-text-sub);
  line-height: 1.8;
}

/* 流れページ：STEPカード内の詳細リスト */
.om-flow-detail {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.om-flow-detail li {
  font-size: 13px;
  color: var(--color-text-sub);
  line-height: 1.7;
  padding-left: 18px;
  position: relative;
}
.om-flow-detail li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
}
.om-flow-detail li span {
  font-weight: 700;
  color: var(--color-dark);
  margin-right: 6px;
}