/* ===== BLOG PAGE ===== */

/* Page header */
.blog-header {
  padding-top: 120px;
  padding-bottom: 60px;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
  position: relative;
  overflow: hidden;
}
.blog-header::before {
  content: '';
  position: absolute;
  top: 0; left: 50%; transform: translateX(-50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(59,139,235,0.06), transparent 70%);
  pointer-events: none;
}
.blog-header-content {
  position: relative;
  text-align: center;
}
.blog-header h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 14px;
}
.blog-header .desc {
  margin-bottom: 32px;
}
.btn-new-post {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: linear-gradient(135deg, var(--blue), #2d6ec4);
  color: #fff;
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: 0 0 20px rgba(59,139,235,0.2);
}
.btn-new-post:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 30px rgba(59,139,235,0.35);
}

/* Search & filter bar */
.blog-toolbar {
  padding: 24px 0;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 68px;
  z-index: 100;
  backdrop-filter: blur(12px);
}
.toolbar-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.blog-search {
  flex: 1;
  min-width: 200px;
  position: relative;
}
.blog-search svg {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text3);
  pointer-events: none;
}
.blog-search input {
  width: 100%;
  padding: 11px 14px 11px 42px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.88rem;
  outline: none;
  transition: border-color 0.2s;
}
.blog-search input:focus {
  border-color: var(--blue);
}
.blog-search input::placeholder { color: var(--text3); }
.toolbar-stats {
  font-size: 0.85rem;
  color: var(--text3);
  padding: 10px 0;
  white-space: nowrap;
}
.toolbar-stats span {
  color: var(--blue);
  font-weight: 700;
}

/* Blog grid */
.blog-section {
  padding: 48px 0 100px;
  min-height: 50vh;
}
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 28px;
}

/* Article card */
.article-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.35s ease;
  position: relative;
  display: flex;
  flex-direction: column;
}
.article-card:hover {
  border-color: var(--border2);
  transform: translateY(-4px);
  box-shadow: 0 8px 40px rgba(0,0,0,0.4);
}
.article-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--blue-light));
  opacity: 0;
  transition: opacity 0.3s;
}
.article-card:hover::before { opacity: 1; }

/* Card cover image */
.article-cover {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  background: var(--bg);
  overflow: hidden;
}
.article-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}
.article-card:hover .article-cover img {
  transform: scale(1.04);
}
.article-cover .cover-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--bg2), var(--bg3));
}
.cover-placeholder svg { opacity: 0.15; }

/* Card body */
.article-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.article-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}
.article-tag {
  font-size: 0.66rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 6px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  background: rgba(59,139,235,0.12);
  color: var(--blue);
}
.article-tag.tag-orange {
  background: rgba(240,147,43,0.12);
  color: var(--orange);
}
.article-tag.tag-green {
  background: rgba(39,174,96,0.12);
  color: #27ae60;
}
.article-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.35;
  cursor: pointer;
  transition: color 0.2s;
}
.article-title:hover { color: var(--blue-bright); }
.article-excerpt {
  font-size: 0.84rem;
  color: var(--text2);
  line-height: 1.65;
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}
.article-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.article-date {
  font-size: 0.74rem;
  color: var(--text3);
  display: flex;
  align-items: center;
  gap: 6px;
}
.article-actions {
  display: flex;
  gap: 6px;
}
.btn-read {
  padding: 7px 14px;
  background: rgba(59,139,235,0.1);
  color: var(--blue);
  font-size: 0.76rem;
  font-weight: 600;
  border-radius: 7px;
  border: 1px solid rgba(59,139,235,0.2);
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.btn-read:hover {
  background: rgba(59,139,235,0.2);
  border-color: rgba(59,139,235,0.4);
  transform: translateY(-1px);
}
.btn-edit-post {
  padding: 7px 10px;
  background: rgba(240,147,43,0.1);
  color: var(--orange);
  font-size: 0.76rem;
  font-weight: 600;
  border-radius: 7px;
  border: 1px solid rgba(240,147,43,0.2);
  cursor: pointer;
  transition: all 0.2s;
}
.btn-edit-post:hover {
  background: rgba(240,147,43,0.2);
  border-color: rgba(240,147,43,0.4);
}
.btn-delete-post {
  padding: 7px 10px;
  background: rgba(231,76,60,0.1);
  color: #e74c3c;
  font-size: 0.76rem;
  font-weight: 600;
  border-radius: 7px;
  border: 1px solid rgba(231,76,60,0.2);
  cursor: pointer;
  transition: all 0.2s;
}
.btn-delete-post:hover {
  background: rgba(231,76,60,0.2);
  border-color: rgba(231,76,60,0.4);
}

/* Empty state */
.blog-empty {
  text-align: center;
  padding: 80px 20px;
  color: var(--text3);
}
.blog-empty svg { margin-bottom: 20px; opacity: 0.5; }
.blog-empty h3 { font-size: 1.3rem; font-weight: 700; color: var(--text2); margin-bottom: 8px; }
.blog-empty p { font-size: 0.9rem; color: var(--text3); }

/* ===== POST EDITOR MODAL ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}
.modal {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: 16px;
  width: 100%;
  max-width: 720px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px) scale(0.97);
  transition: transform 0.35s cubic-bezier(0.34,1.56,0.64,1);
}
.modal-overlay.open .modal {
  transform: translateY(0) scale(1);
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 28px 0;
}
.modal-header h2 {
  font-size: 1.3rem;
  font-weight: 700;
}
.modal-close {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--text2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
}
.modal-close:hover {
  background: rgba(231,76,60,0.12);
  border-color: rgba(231,76,60,0.3);
  color: #e74c3c;
}
.modal-body {
  padding: 24px 28px 28px;
}

/* Editor toolbar */
.editor-toolbar {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  padding: 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-bottom: none;
  border-radius: 8px 8px 0 0;
}
.editor-toolbar button {
  width: 34px;
  height: 34px;
  border-radius: 6px;
  background: transparent;
  border: none;
  color: var(--text2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s;
  font-size: 0.85rem;
  font-weight: 700;
}
.editor-toolbar button:hover {
  background: rgba(59,139,235,0.12);
  color: var(--blue);
}
.editor-toolbar .sep {
  width: 1px;
  height: 24px;
  background: var(--border);
  margin: 5px 4px;
}

/* Content editable area */
.editor-area {
  width: 100%;
  min-height: 240px;
  padding: 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 0 0 8px 8px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.92rem;
  line-height: 1.7;
  outline: none;
  overflow-y: auto;
  max-height: 400px;
  transition: border-color 0.2s;
}
.editor-area:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(59,139,235,0.08);
}
.editor-area:empty::before {
  content: attr(data-placeholder);
  color: var(--text3);
  pointer-events: none;
}
.editor-area h2 { font-size: 1.3rem; margin: 12px 0 8px; }
.editor-area h3 { font-size: 1.1rem; margin: 10px 0 6px; }
.editor-area ul, .editor-area ol { padding-left: 20px; margin: 8px 0; }
.editor-area blockquote {
  border-left: 3px solid var(--blue);
  padding-left: 14px;
  margin: 10px 0;
  color: var(--text2);
  font-style: italic;
}
.editor-area a { color: var(--blue); text-decoration: underline; }
.editor-area code {
  background: rgba(59,139,235,0.1);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.85em;
}

/* Cover image upload */
.cover-upload {
  margin-top: 4px;
}
.cover-drop {
  border: 2px dashed var(--border2);
  border-radius: 12px;
  padding: 28px 20px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.cover-drop:hover, .cover-drop.dragover {
  border-color: var(--blue);
  background: rgba(59,139,235,0.04);
}
.cover-drop span {
  font-size: 0.85rem;
  color: var(--text2);
}
.cover-drop strong { color: var(--blue); }
.cover-hint {
  font-size: 0.72rem !important;
  color: var(--text3) !important;
}
.cover-preview {
  position: relative;
  margin-top: 12px;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 16/9;
}
.cover-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.cover-preview .remove-cover {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: rgba(231,76,60,0.9);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 14px;
  font-weight: 700;
  border: none;
  transition: background 0.2s;
}
.cover-preview .remove-cover:hover { background: #e74c3c; }

/* Tags input */
.tags-input-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 10px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: text;
  transition: border-color 0.2s;
  min-height: 44px;
  align-items: center;
}
.tags-input-wrap:focus-within {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(59,139,235,0.08);
}
.tags-input-wrap .tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  background: rgba(59,139,235,0.12);
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 600;
  border-radius: 6px;
}
.tag-pill button {
  background: none;
  border: none;
  color: inherit;
  font-size: 14px;
  cursor: pointer;
  padding: 0;
  line-height: 1;
  opacity: 0.7;
  transition: opacity 0.15s;
}
.tag-pill button:hover { opacity: 1; }
.tags-input-wrap input {
  border: none;
  background: none;
  color: var(--text);
  font-family: inherit;
  font-size: 0.85rem;
  outline: none;
  flex: 1;
  min-width: 100px;
}
.tags-input-wrap input::placeholder { color: var(--text3); }

/* ===== ARTICLE VIEW MODAL ===== */
.view-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(10px);
  z-index: 2500;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 20px;
  overflow-y: auto;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.view-overlay.open {
  opacity: 1;
  pointer-events: all;
}
.view-article {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: 16px;
  width: 100%;
  max-width: 800px;
  transform: translateY(20px);
  transition: transform 0.35s ease;
  margin-bottom: 40px;
}
.view-overlay.open .view-article {
  transform: translateY(0);
}
.view-close {
  position: fixed;
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 2600;
  transition: all 0.2s;
}
.view-close:hover { background: rgba(231,76,60,0.3); }
.view-cover {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  border-radius: 16px 16px 0 0;
}
.view-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.view-body {
  padding: 36px 40px 48px;
}
.view-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.view-body h1 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 12px;
}
.view-meta {
  font-size: 0.8rem;
  color: var(--text3);
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}
.view-content {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--text2);
}
.view-content h2 { font-size: 1.4rem; font-weight: 700; color: var(--text); margin: 28px 0 12px; }
.view-content h3 { font-size: 1.15rem; font-weight: 700; color: var(--text); margin: 22px 0 10px; }
.view-content p { margin-bottom: 16px; }
.view-content ul, .view-content ol { padding-left: 24px; margin-bottom: 16px; }
.view-content li { margin-bottom: 6px; }
.view-content blockquote {
  border-left: 3px solid var(--blue);
  padding: 12px 18px;
  margin: 16px 0;
  background: rgba(59,139,235,0.04);
  border-radius: 0 8px 8px 0;
  font-style: italic;
}
.view-content a { color: var(--blue); text-decoration: underline; }
.view-content code {
  background: rgba(59,139,235,0.1);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.88em;
}
.view-content img {
  max-width: 100%;
  border-radius: 8px;
  margin: 16px 0;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .toolbar-inner { flex-direction: column; align-items: stretch; }
  .blog-search { min-width: 100%; }
  .toolbar-stats { text-align: center; }
  .blog-grid { grid-template-columns: 1fr; }
  .modal { max-width: 100%; }
  .modal-body { padding: 20px; }
  .view-body { padding: 24px 20px 32px; }
  .view-close { top: 10px; right: 10px; }
}

/* Mobile nav */
@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed; top: 0; left: 0; width: 100%; height: 100vh;
    flex-direction: column; justify-content: center; gap: 8px;
    background: var(--bg); opacity: 0; pointer-events: none; transition: all .3s;
  }
  .nav-links.open { opacity: 1; pointer-events: all; }
  .nav-links a { font-size: 1.2rem; padding: 14px 28px; }
}

/* Scrollbar */
.modal::-webkit-scrollbar { width: 6px; }
.modal::-webkit-scrollbar-track { background: transparent; }
.modal::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }
.view-overlay::-webkit-scrollbar { width: 6px; }
.view-overlay::-webkit-scrollbar-track { background: transparent; }
.view-overlay::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }

/* Toast notification */
.blog-toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--bg3);
  border: 1px solid var(--blue);
  color: var(--text);
  padding: 14px 28px;
  border-radius: 10px;
  font-size: 0.88rem;
  font-weight: 500;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4), 0 0 20px rgba(59,139,235,0.15);
  z-index: 5000;
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.34,1.56,0.64,1);
  pointer-events: none;
}
.blog-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}