/* ============================================
   single-column.php 専用スタイル
   トップの column-section と同ダークトーン
   ============================================ */

.scol-page {
  background: #0d1022;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ===== ヒーロー ===== */
.scol-hero {
  position: relative;
  overflow: hidden;
  min-height: 340px;
  display: flex;
  align-items: flex-end;
}
.scol-hero-bg,
.scol-hero-bg-grad {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.scol-hero-bg img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  filter: brightness(0.45) saturate(0.6);
}
.scol-hero-bg-grad {
  /* noimage時：PHPインラインで設定 */
}
.scol-hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(to top,
    rgba(8,10,28,0.90) 0%,
    rgba(8,10,28,0.40) 55%,
    transparent 100%);
}
.scol-hero-inner {
  position: relative; z-index: 2;
  width: 100%; max-width: 900px;
  margin: 0 auto;
  padding: 0 26px 68px;
}
.scol-hero-deco {
  position: absolute; right: -12px; bottom: -18px;
  font-size: clamp(68px, 12vw, 140px);
  font-family: 'Noto Serif JP', serif; font-weight: 700;
  color: rgba(255,255,255,0.025);
  line-height: 1; pointer-events: none;
  user-select: none; letter-spacing: 0.06em;
  white-space: nowrap; z-index: 1;
}
.scol-hero-label {
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.22em;
  color: rgba(240,62,122,0.8);
  margin-bottom: 14px;
}
.scol-title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(18px, 3.5vw, 26px);
  font-weight: 700;
  color: #fff;
  line-height: 1.55;
  margin-bottom: 18px;
  word-break: break-all;
}
.scol-hero-meta {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
}
.scol-date {
  font-size: 12px;
  color: rgba(255,255,255,0.45);
  letter-spacing: 0.06em;
  font-family: 'Noto Serif JP', serif;
}
.scol-cat-badge {
  font-size: 10px; font-weight: 700;
  letter-spacing: 0.1em;
  padding: 3px 12px; border-radius: 42px;
}

/* ===== 本文エリア ===== */
.scol-body {
  padding: 42px 0 68px;
  background: #0d1022;
}
.scol-inner {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 26px;
}

/* パンくず */
.scol-breadcrumb {
  display: flex; flex-wrap: wrap;
  align-items: center; gap: 4px 8px;
  font-size: 12px;
  color: rgba(255,255,255,0.3);
  margin-bottom: 42px;
}
.scol-breadcrumb a {
  color: rgba(255,255,255,0.3);
  text-decoration: none;
  transition: color 0.2s;
}
.scol-breadcrumb a:hover { color: var(--pink-main); }
.scol-bc-sep { color: rgba(240,62,122,0.4); }

/* 記事カード */
.scol-article {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  padding: 44px 42px;
  margin-bottom: 42px;
  animation: fadeUp 0.6s ease both;
}

/* 本文コンテンツ */
.scol-content {
  font-size: 15px;
  line-height: 2.1;
  color: rgba(255,255,255,0.75);
  word-break: break-all;
  overflow-wrap: anywhere;
}
.scol-content h2 {
  font-family: 'Noto Serif JP', serif;
  font-size: 16px; font-weight: 700;
  color: #fff;
  margin: 44px 0 18px;
  padding-left: 16px;
  border-left: 4px solid var(--pink-main);
  line-height: 1.5;
}
.scol-content h3 {
  font-size: 17px; font-weight: 700;
  color: #fff;
  margin: 42px 0 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(240,62,122,0.2);
}
.scol-content p { margin-bottom: 22px; }
.scol-content p:last-child { margin-bottom: 0; }
.scol-content a {
  color: var(--pink-main);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.scol-content a:hover { opacity: 0.75; }
.scol-content img {
  max-width: 100%; height: auto;
  border-radius: 10px; margin: 12px 0; display: block;
  filter: brightness(0.9) saturate(0.8);
}
.scol-content ul,
.scol-content ol {
  padding-left: 1.6em; margin-bottom: 26px;
}
.scol-content li {
  margin-bottom: 8px; line-height: 1.9;
  color: rgba(255,255,255,0.7);
}
.scol-content blockquote {
  margin: 28px 0; padding: 18px 26px;
  background: rgba(240,62,122,0.07);
  border-left: 4px solid var(--pink-main);
  border-radius: 0 10px 10px 0;
  color: rgba(255,255,255,0.55);
  font-style: italic;
}
.scol-content strong { color: #fff; font-weight: 700; }
.scol-content hr {
  border: none;
  border-top: 1px solid rgba(255,255,255,0.08);
  margin: 42px 0;
}

/* ===== 関連コラム ===== */
.scol-related { margin-bottom: 48px; }
.scol-related-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 18px; font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
  padding-left: 14px;
  border-left: 3px solid var(--pink-main);
}
.scol-related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
@media (max-width: 700px) {
  .scol-related-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 440px) {
  .scol-related-grid { grid-template-columns: 1fr; }
}

/* 関連カード（col-cardと同デザイン） */
.scol-rel-card {
  display: flex; flex-direction: column;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px; overflow: hidden;
  text-decoration: none; color: inherit;
  transition: background 0.25s, border-color 0.25s, transform 0.3s;
}
.scol-rel-card:hover {
  background: rgba(240,62,122,0.09);
  border-color: rgba(240,62,122,0.32);
  transform: translateY(-4px);
}
.scol-rel-thumb {
  width: 100%; aspect-ratio: 16/9;
  position: relative; overflow: hidden;
}
.scol-rel-thumb::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(10,12,30,0.55) 0%, transparent 55%);
  pointer-events: none;
}
.scol-rel-thumb-img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  filter: brightness(0.75) saturate(0.65);
  transition: transform 0.5s cubic-bezier(.4,0,.2,1);
}
.scol-rel-card:hover .scol-rel-thumb-img { transform: scale(1.06); }
.scol-rel-thumb-noimg {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  position: absolute; inset: 0;
  color: rgba(255,255,255,0.12);
  font-size: 22px;
}
.scol-rel-body {
  padding: 14px 16px 16px;
  display: flex; flex-direction: column; flex: 1; gap: 5px;
}
.scol-rel-date {
  font-size: 10px;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.06em;
  font-family: 'Noto Serif JP', serif;
}
.scol-rel-title {
  font-size: 12px; font-weight: 600;
  color: #fff; line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ===== 前後ナビ ===== */
.scol-postnav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 40px;
}
.scol-nav-item {
  display: flex; flex-direction: column; gap: 7px;
  padding: 16px 26px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s, transform 0.25s;
}
.scol-nav-item:hover {
  background: rgba(240,62,122,0.09);
  border-color: rgba(240,62,122,0.32);
  transform: translateY(-3px);
}
.scol-nav-empty {
  background: transparent;
  border: none;
  pointer-events: none;
}
.scol-nav-prev { text-align: left; }
.scol-nav-next { text-align: right; }
.scol-nav-dir {
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--pink-main);
}
.scol-nav-ttl {
  font-size: 13px; font-weight: 600;
  color: rgba(255,255,255,0.75);
  line-height: 1.6; word-break: break-all;
}

/* ===== 一覧へ戻る ===== */
.scol-back-wrap { text-align: center; }
.scol-back-btn {
  display: inline-block;
  padding: 14px 42px;
  font-size: 14px; font-weight: 600;
  color: var(--pink-main);
  border: 2px solid var(--pink-main);
  border-radius: 50px;
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: background 0.2s, color 0.2s, transform 0.2s;
}
.scol-back-btn:hover {
  background: var(--pink-main);
  color: #fff;
  transform: translateY(-2px);
}

/* SP */
@media (max-width: 640px) {
  .scol-hero      { min-height: 260px; }
  .scol-hero-inner{ padding: 0 20px 40px; }
  .scol-article   { padding: 28px 20px; }
  .scol-content   { font-size: 14px; }
  .scol-content h2{ font-size: 17px; }
  .scol-content h3{ font-size: 15px; }
  .scol-postnav   { grid-template-columns: 1fr; gap: 10px; }
  .scol-nav-next  { text-align: left; }
  .scol-nav-empty { display: none; }
}