/* DevBoard 専用スタイル */
.db-hero {
  padding: 64px 0 48px;
  text-align: center;
  border-bottom: 1px solid var(--line);
}
.db-hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  margin: 0 0 12px;
  color: var(--text);
}
.db-hero p {
  color: var(--muted);
  font-size: 1.05rem;
  margin: 0;
}

.db-breadcrumb {
  padding: 20px 0 0;
  font-size: 0.82rem;
  color: var(--dim);
}
.db-breadcrumb a { color: var(--blue); text-decoration: none; }
.db-breadcrumb a:hover { text-decoration: underline; }

.db-section {
  padding: 48px 0 80px;
}

.db-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
  margin-top: 32px;
}

.db-card {
  background: var(--panel-soft);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.db-card:hover {
  border-color: var(--line-strong, rgba(148,163,184,0.35));
  box-shadow: 0 4px 24px rgba(0,0,0,0.3);
}

.db-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.db-app-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  object-fit: cover;
  flex-shrink: 0;
}
.db-card-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin: 0;
}
.db-card-summary {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.7;
  margin: 0;
}

/* ステータスバッジ */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 700;
  white-space: nowrap;
}
.badge-green { background: rgba(34,197,94,0.15); color: #4ade80; border: 1px solid rgba(34,197,94,0.3); }
.badge-blue  { background: rgba(59,130,246,0.15); color: #60a5fa; border: 1px solid rgba(59,130,246,0.3); }
.badge-orange{ background: rgba(249,115,22,0.15); color: #fb923c; border: 1px solid rgba(249,115,22,0.3); }

/* プラットフォームラベル */
.platform-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.platform-label {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  background: rgba(120,173,255,0.12);
  color: var(--blue);
  border: 1px solid rgba(120,173,255,0.25);
}

/* タグ */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 0.7rem;
  background: rgba(148,163,184,0.1);
  color: var(--dim);
  border: 1px solid var(--line);
}

/* 更新日 */
.db-card-date {
  font-size: 0.75rem;
  color: var(--dim);
  margin-top: auto;
}

/* リンクボタン */
.db-btn {
  display: inline-block;
  padding: 8px 18px;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  background: var(--blue-deep);
  color: #fff;
  text-decoration: none;
  transition: background 0.2s;
  align-self: flex-start;
}
.db-btn:hover { background: #2563eb; }
.db-btn-outline {
  background: transparent;
  border: 1px solid var(--line-strong, rgba(148,163,184,0.35));
  color: var(--muted);
}
.db-btn-outline:hover { border-color: var(--blue); color: var(--blue); background: transparent; }

/* カテゴリカード（index用） */
.db-cat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 32px;
}
.db-cat-card {
  background: var(--panel-soft);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 28px 24px;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
}
.db-cat-card:hover {
  border-color: var(--blue);
  box-shadow: 0 4px 24px rgba(0,0,0,0.3);
  transform: translateY(-2px);
}
.db-cat-icon { font-size: 2rem; line-height: 1; }
.db-cat-name { font-size: 1.1rem; font-weight: 700; color: var(--text); }
.db-cat-desc { font-size: 0.83rem; color: var(--muted); line-height: 1.6; }

/* 開発ログ */
.db-log-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 32px;
}
.db-log-item {
  background: var(--panel-soft);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px 24px;
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 16px;
  align-items: start;
}
.db-log-date {
  font-size: 0.82rem;
  color: var(--dim);
  font-variant-numeric: tabular-nums;
}
.db-log-product {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 0.7rem;
  font-weight: 700;
  background: rgba(120,173,255,0.12);
  color: var(--blue);
  border: 1px solid rgba(120,173,255,0.25);
  margin-bottom: 6px;
}
.db-log-summary { font-size: 0.9rem; color: var(--text); font-weight: 600; margin-bottom: 4px; }
.db-log-next { font-size: 0.82rem; color: var(--muted); }

/* AIログ */
.db-ai-card { gap: 14px; }
.db-ai-label {
  font-size: 0.72rem;
  color: var(--dim);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 4px;
}
.db-ai-value { font-size: 0.88rem; color: var(--muted); line-height: 1.6; }
.db-ai-strengths { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 2px; }
.db-ai-strength {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 600;
  background: rgba(52,211,153,0.1);
  color: #6ee7b7;
  border: 1px solid rgba(52,211,153,0.25);
}

/* 対象ユーザー */
.db-target-label {
  font-size: 0.78rem;
  color: var(--dim);
}
.db-target-value {
  font-size: 0.85rem;
  color: var(--muted);
}

/* 技術タグ */
.tech-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tech-tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 0.7rem;
  background: rgba(167,139,250,0.1);
  color: #a78bfa;
  border: 1px solid rgba(167,139,250,0.25);
}

@media (max-width: 640px) {
  .db-log-item { grid-template-columns: 1fr; gap: 8px; }
  .db-grid { grid-template-columns: 1fr; }
  .db-cat-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 400px) {
  .db-cat-grid { grid-template-columns: 1fr; }
}