/**
 * D3news Modern UI - Stylesheet
 * Responsive, Clean, and Premium Topics & News Design
 */

:root {
  --d3n-primary: #2563eb;
  --d3n-primary-hover: #1d4ed8;
  --d3n-primary-light: #eff6ff;
  --d3n-accent: #f97316;
  --d3n-accent-light: #fff7ed;
  --d3n-text-main: #0f172a;
  --d3n-text-muted: #64748b;
  --d3n-text-light: #94a3b8;
  --d3n-border: #e2e8f0;
  --d3n-bg-card: #ffffff;
  --d3n-bg-hover: #f8fafc;
  --d3n-radius-sm: 6px;
  --d3n-radius-md: 10px;
  --d3n-radius-lg: 16px;
  --d3n-radius-pill: 9999px;
  --d3n-shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.04), 0 1px 2px rgba(15, 23, 42, 0.02);
  --d3n-shadow-md: 0 4px 12px -2px rgba(15, 23, 42, 0.06), 0 2px 6px -2px rgba(15, 23, 42, 0.04);
  --d3n-shadow-lg: 0 12px 24px -4px rgba(15, 23, 42, 0.08), 0 6px 12px -4px rgba(15, 23, 42, 0.04);
  --d3n-transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   Base & Reset for D3news Component
   ========================================================================== */
.d3news-wrapper {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Meiryo", sans-serif;
  color: var(--d3n-text-main);
  line-height: 1.7;
  max-width: 100%;
  margin: 0 auto;
}

.d3news-wrapper *,
.d3news-wrapper *::before,
.d3news-wrapper *::after {
  box-sizing: border-box;
}

/* ==========================================================================
   Header Section
   ========================================================================== */
.d3n-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
  padding-bottom: 18px;
  border-bottom: 2px solid var(--d3n-border);
  position: relative;
}

.d3n-header::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 70px;
  height: 2px;
  background: linear-gradient(90deg, var(--d3n-primary), #60a5fa);
  border-radius: 2px;
}

.d3n-header-title-group {
  display: flex;
  flex-direction: column;
}

.d3n-header-en {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--d3n-primary);
  text-transform: uppercase;
  margin-bottom: 2px;
}

.d3n-header-title {
  margin: 0;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--d3n-text-main);
  letter-spacing: -0.02em;
}

.d3n-header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.d3n-btn-post {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--d3n-primary);
  color: #ffffff !important;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: var(--d3n-radius-pill);
  text-decoration: none !important;
  transition: var(--d3n-transition);
  box-shadow: 0 2px 6px rgba(37, 99, 235, 0.25);
}

.d3n-btn-post:hover {
  background: var(--d3n-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
  color: #ffffff !important;
}

/* ==========================================================================
   Filter & Search Toolbar
   ========================================================================== */
.d3n-toolbar {
  background: #f8fafc;
  border: 1px solid var(--d3n-border);
  border-radius: var(--d3n-radius-md);
  padding: 14px 18px;
  margin-bottom: 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.d3n-toolbar-form {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  width: 100%;
}

.d3n-select {
  padding: 8px 32px 8px 12px;
  font-size: 0.9rem;
  color: var(--d3n-text-main);
  background-color: #ffffff;
  border: 1px solid var(--d3n-border);
  border-radius: var(--d3n-radius-sm);
  outline: none;
  transition: var(--d3n-transition);
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 14px;
}

.d3n-select:focus {
  border-color: var(--d3n-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.d3n-btn-filter {
  background: #0f172a;
  color: #ffffff !important;
  border: none;
  padding: 8px 16px;
  border-radius: var(--d3n-radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--d3n-transition);
}

.d3n-btn-filter:hover {
  background: #334155;
}

/* ==========================================================================
   News List & Items
   ========================================================================== */
.d3n-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 32px;
}

.d3n-item {
  display: flex;
  flex-direction: column;
  background: var(--d3n-bg-card);
  border: 1px solid var(--d3n-border);
  border-radius: var(--d3n-radius-lg);
  overflow: hidden;
  transition: var(--d3n-transition);
  box-shadow: var(--d3n-shadow-sm);
  position: relative;
  text-decoration: none !important;
}

@media (min-width: 640px) {
  .d3n-item {
    flex-direction: row;
    align-items: stretch;
  }
}

.d3n-item:hover {
  transform: translateY(-3px);
  border-color: #cbd5e1;
  box-shadow: var(--d3n-shadow-md);
}

/* Image */
.d3n-item-thumb {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #f1f5f9;
  flex-shrink: 0;
}

@media (min-width: 640px) {
  .d3n-item-thumb {
    width: 220px;
    height: auto;
    aspect-ratio: auto;
  }
}

@media (min-width: 992px) {
  .d3n-item-thumb {
    width: 260px;
  }
}

.d3n-item-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
  display: block;
}

.d3n-item:hover .d3n-item-img {
  transform: scale(1.05);
}

/* Content */
.d3n-item-content {
  flex: 1;
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 10px;
}

/* Meta Bar (Date, Topic, Badge) */
.d3n-item-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  font-size: 0.85rem;
}

.d3n-date {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--d3n-text-muted);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

.d3n-date svg {
  width: 14px;
  height: 14px;
  stroke: var(--d3n-text-light);
}

.d3n-badge-topic {
  display: inline-block;
  padding: 2px 10px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--d3n-primary);
  background: var(--d3n-primary-light);
  border-radius: var(--d3n-radius-pill);
  letter-spacing: 0.02em;
}

.d3n-badge-new {
  display: inline-block;
  padding: 2px 8px;
  font-size: 0.72rem;
  font-weight: 700;
  color: #ffffff;
  background: linear-gradient(135deg, #ef4444, #f97316);
  border-radius: var(--d3n-radius-pill);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  box-shadow: 0 2px 4px rgba(239, 68, 68, 0.25);
}

/* Title */
.d3n-item-title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--d3n-text-main);
  transition: color 0.2s ease;
}

.d3n-item:hover .d3n-item-title {
  color: var(--d3n-primary);
}

.d3n-item-title a {
  color: inherit !important;
  text-decoration: none !important;
}

/* Excerpt Text */
.d3n-item-desc {
  margin: 0;
  font-size: 0.9rem;
  color: var(--d3n-text-muted);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Footer & Actions */
.d3n-item-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 4px;
  padding-top: 10px;
  border-top: 1px dashed var(--d3n-border);
  font-size: 0.82rem;
  color: var(--d3n-text-light);
}

.d3n-item-stats {
  display: flex;
  align-items: center;
  gap: 12px;
}

.d3n-stat-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.d3n-stat-item svg {
  width: 14px;
  height: 14px;
}

.d3n-more-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--d3n-primary);
  text-decoration: none !important;
  transition: transform 0.2s ease;
}

.d3n-item:hover .d3n-more-link {
  transform: translateX(3px);
}

.d3n-admin-actions {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.d3n-btn-admin {
  padding: 3px 8px;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--d3n-radius-sm);
  text-decoration: none !important;
  transition: var(--d3n-transition);
}

.d3n-btn-edit {
  background: #f1f5f9;
  color: #475569 !important;
}

.d3n-btn-edit:hover {
  background: #e2e8f0;
  color: #0f172a !important;
}

.d3n-btn-delete {
  background: #fef2f2;
  color: #dc2626 !important;
}

.d3n-btn-delete:hover {
  background: #fee2e2;
  color: #b91c1c !important;
}

/* ==========================================================================
   Article Detail Page
   ========================================================================== */
.d3n-article {
  background: var(--d3n-bg-card);
  border: 1px solid var(--d3n-border);
  border-radius: var(--d3n-radius-lg);
  padding: 28px 24px;
  box-shadow: var(--d3n-shadow-sm);
  margin-bottom: 36px;
}

@media (min-width: 768px) {
  .d3n-article {
    padding: 36px 40px;
  }
}

.d3n-article-header {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--d3n-border);
}

.d3n-article-title {
  font-size: 1.85rem;
  font-weight: 800;
  line-height: 1.4;
  color: var(--d3n-text-main);
  letter-spacing: -0.02em;
  margin: 12px 0 16px 0;
}

.d3n-article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  font-size: 0.88rem;
  color: var(--d3n-text-muted);
}

.d3n-article-hero-img {
  width: 100%;
  max-height: 480px;
  object-fit: cover;
  border-radius: var(--d3n-radius-md);
  margin-bottom: 28px;
  box-shadow: var(--d3n-shadow-md);
}

.d3n-article-body {
  font-size: 1.05rem;
  line-height: 1.85;
  color: #334155;
}

.d3n-article-body p {
  margin-bottom: 1.5em;
}

.d3n-article-body h2 {
  font-size: 1.45rem;
  font-weight: 700;
  margin: 2em 0 0.8em 0;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--d3n-primary-light);
  position: relative;
}

.d3n-article-body h2::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 48px;
  height: 2px;
  background: var(--d3n-primary);
}

.d3n-article-body h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 1.8em 0 0.6em 0;
}

.d3n-article-body img {
  max-width: 100%;
  height: auto;
  border-radius: var(--d3n-radius-md);
  margin: 1.5em 0;
}

.d3n-article-body blockquote {
  margin: 1.5em 0;
  padding: 14px 20px;
  background: #f8fafc;
  border-left: 4px solid var(--d3n-primary);
  border-radius: 0 var(--d3n-radius-sm) var(--d3n-radius-sm) 0;
  color: #475569;
  font-style: italic;
}

/* Share Bar */
.d3n-share-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 36px 0 24px 0;
  padding: 18px 20px;
  background: #f8fafc;
  border-radius: var(--d3n-radius-md);
}

.d3n-share-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--d3n-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-right: 6px;
}

.d3n-share-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: var(--d3n-radius-pill);
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none !important;
  color: #ffffff !important;
  transition: var(--d3n-transition);
}

.d3n-share-x {
  background: #000000;
}
.d3n-share-x:hover {
  background: #262626;
  transform: translateY(-1px);
}

.d3n-share-fb {
  background: #1877f2;
}
.d3n-share-fb:hover {
  background: #166fe5;
  transform: translateY(-1px);
}

.d3n-share-line {
  background: #06c755;
}
.d3n-share-line:hover {
  background: #05b34c;
  transform: translateY(-1px);
}

.d3n-share-copy {
  background: #e2e8f0;
  color: #334155 !important;
  cursor: pointer;
  border: none;
}
.d3n-share-copy:hover {
  background: #cbd5e1;
  transform: translateY(-1px);
}

/* ==========================================================================
   Pagination & Footer Navigation
   ========================================================================== */
.d3n-pagination {
  margin: 28px 0;
  display: flex;
  justify-content: center;
}

.d3n-pagination-inner {
  display: flex;
  align-items: center;
  gap: 6px;
}

.d3n-pagination a,
.d3n-pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  height: 38px;
  padding: 0 10px;
  border-radius: var(--d3n-radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none !important;
  border: 1px solid var(--d3n-border);
  background: #ffffff;
  color: var(--d3n-text-main);
  transition: var(--d3n-transition);
}

.d3n-pagination a:hover {
  background: var(--d3n-primary-light);
  border-color: var(--d3n-primary);
  color: var(--d3n-primary);
}

.d3n-pagination span.current {
  background: var(--d3n-primary);
  border-color: var(--d3n-primary);
  color: #ffffff;
}

.d3n-footer-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--d3n-border);
  font-size: 0.88rem;
}

.d3n-footer-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--d3n-text-muted);
  text-decoration: none !important;
  padding: 6px 14px;
  border-radius: var(--d3n-radius-pill);
  background: #f8fafc;
  border: 1px solid var(--d3n-border);
  transition: var(--d3n-transition);
}

.d3n-footer-btn:hover {
  background: #ffffff;
  color: var(--d3n-primary);
  border-color: var(--d3n-primary);
}

/* ==========================================================================
   Block: Modern Topics Widget (Top Page)
   ========================================================================== */
.d3n-block-widget {
  background: var(--d3n-bg-card);
  border: 1px solid var(--d3n-border);
  border-radius: var(--d3n-radius-lg);
  padding: 20px;
  box-shadow: var(--d3n-shadow-sm);
}

.d3n-block-list {
  display: flex;
  flex-direction: column;
  margin: 0;
  padding: 0;
  list-style: none;
}

.d3n-block-row {
  display: flex;
  flex-direction: column;
  padding: 12px 6px;
  border-bottom: 1px dashed var(--d3n-border);
  transition: var(--d3n-transition);
  text-decoration: none !important;
  color: inherit !important;
}

@media (min-width: 600px) {
  .d3n-block-row {
    flex-direction: row;
    align-items: center;
    gap: 16px;
  }
}

.d3n-block-row:last-child {
  border-bottom: none;
}

.d3n-block-row:hover {
  background-color: var(--d3n-bg-hover);
  border-radius: var(--d3n-radius-sm);
  padding-left: 12px;
  padding-right: 12px;
}

.d3n-block-row:hover .d3n-block-title {
  color: var(--d3n-primary);
}

.d3n-block-thumb {
  width: 60px;
  height: 60px;
  border-radius: var(--d3n-radius-sm);
  overflow: hidden;
  flex-shrink: 0;
  margin-bottom: 8px;
}

@media (min-width: 600px) {
  .d3n-block-thumb {
    margin-bottom: 0;
  }
}

.d3n-block-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.d3n-block-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  margin-bottom: 4px;
}

@media (min-width: 600px) {
  .d3n-block-meta {
    margin-bottom: 0;
    min-width: 175px;
  }
}

.d3n-block-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--d3n-text-main);
  line-height: 1.5;
  transition: color 0.2s ease;
  flex: 1;
}

.d3n-block-arrow {
  color: var(--d3n-text-light);
  font-size: 1.1rem;
  transition: transform 0.2s ease;
}

.d3n-block-row:hover .d3n-block-arrow {
  color: var(--d3n-primary);
  transform: translateX(4px);
}

/* Related / Category Mini Cards */
.d3n-sidebar-section {
  margin-top: 28px;
}

.d3n-sidebar-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--d3n-border);
  position: relative;
}

.d3n-sidebar-title::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 36px;
  height: 2px;
  background: var(--d3n-primary);
}

.d3n-mini-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px;
  border-radius: var(--d3n-radius-md);
  border: 1px solid var(--d3n-border);
  background: #ffffff;
  margin-bottom: 10px;
  text-decoration: none !important;
  color: inherit !important;
  transition: var(--d3n-transition);
}

.d3n-mini-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--d3n-shadow-sm);
  border-color: #cbd5e1;
}

.d3n-mini-thumb {
  width: 72px;
  height: 52px;
  border-radius: var(--d3n-radius-sm);
  overflow: hidden;
  flex-shrink: 0;
}

.d3n-mini-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.d3n-mini-content {
  flex: 1;
}

.d3n-mini-title {
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--d3n-text-main);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0 0 4px 0;
}

.d3n-mini-card:hover .d3n-mini-title {
  color: var(--d3n-primary);
}

.d3n-mini-date {
  font-size: 0.78rem;
  color: var(--d3n-text-light);
}

/* SVG Icon Failsafe Safeguards */
.d3news-wrapper svg {
  box-sizing: content-box;
}
.d3n-date svg,
.d3n-stat-item svg,
.d3n-stat-item > svg,
.d3n-date > svg {
  width: 14px !important;
  height: 14px !important;
  max-width: 14px !important;
  max-height: 14px !important;
  display: inline-block !important;
  vertical-align: -2px !important;
  flex-shrink: 0 !important;
}