/* =============================================
   howto_push - プッシュ通知ページ固有スタイル
   howto.css の上に読み込まれる（page.css → howto.css → これ）
   ============================================= */

/* ===== Push-Specific Color Variables ===== */
:root {
  --push-color-message: #2563eb;
  --push-color-message-bg: #eff6ff;
  --push-color-filter: #059669;
  --push-color-filter-bg: #ecfdf5;
}

/* ===== Notification Type Cards ===== */
.notif-types {
  display: flex;
  flex-direction: column;
  gap: var(--howto-space-md);
}

.notif-type-card {
  display: flex;
  gap: var(--howto-space-md);
  padding: var(--howto-space-lg);
  background: #fff;
  border: 1px solid var(--howto-border);
  border-radius: var(--howto-radius-md);
  transition: box-shadow var(--howto-transition-base);
}

.notif-type-card:hover {
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
}

.notif-type-card.type-message { border-left: 4px solid var(--push-color-message); }
.notif-type-card.type-filter  { border-left: 4px solid var(--push-color-filter); }

.notif-type-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--howto-radius-sm);
  font-size: 1.125rem;
}

.type-message .notif-type-icon { background: var(--push-color-message-bg); color: var(--push-color-message); }
.type-filter .notif-type-icon  { background: var(--push-color-filter-bg); color: var(--push-color-filter); }

.notif-type-body { flex: 1; min-width: 0; }

.notif-type-name {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: var(--howto-space-xs);
}

.notif-type-desc {
  font-size: 0.875rem;
  color: var(--howto-text-muted);
  line-height: 1.7;
}

/* ===== Notification Preview Grid ===== */
.notif-preview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--howto-space-lg);
  margin: var(--howto-space-lg) 0;
  max-width: 560px;
}

.notif-preview-item {
  text-align: center;
}

.notif-preview-item img {
  width: 100%;
  max-width: 240px;
  height: auto;
  display: block;
  margin: 0 auto var(--howto-space-sm);
  border-radius: var(--howto-radius-md);
  border: 1px solid var(--howto-border);
}

.notif-preview-item figcaption {
  font-size: 0.8125rem;
  color: var(--howto-text-muted);
  font-weight: 500;
}

/* ===== Responsive: Mobile ===== */
@media (max-width: 600px) {
  .notif-type-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .notif-preview-grid {
    grid-template-columns: 1fr;
    max-width: 280px;
    margin-left: auto;
    margin-right: auto;
  }
}

/* ===== Responsive: PC ===== */
@media (min-width: 768px) {
  .notif-types {
    flex-direction: row;
  }

  .notif-type-card {
    flex: 1;
  }
}