/* ============================================================
   style.css — Vlog Design System
   ============================================================ */

/* ---------- Reset & Variables ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:          #f8f7f4;
  --bg-card:     #ffffff;
  --bg-hover:    #f2f0ec;
  --text:        #1a1a18;
  --text-2:      #5c5c56;
  --text-3:      #9b9b93;
  --accent:      #c8905a;
  --accent-light:#f5ebe0;
  --border:      #e8e6e0;
  --border-2:    #d4d1c8;
  --shadow:      0 1px 3px rgba(0,0,0,.06), 0 4px 16px rgba(0,0,0,.05);
  --shadow-lg:   0 8px 32px rgba(0,0,0,.10);
  --radius:      12px;
  --radius-sm:   8px;
  --font-sans:   'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-serif:  'Playfair Display', 'Noto Serif SC', Georgia, serif;
  --transition:  0.22s cubic-bezier(.4,0,.2,1);
  --header-h:    64px;
}

[data-theme="dark"] {
  --bg:          #111110;
  --bg-card:     #1c1c1a;
  --bg-hover:    #252523;
  --text:        #e8e6df;
  --text-2:      #a0a098;
  --text-3:      #60605a;
  --accent:      #d4975f;
  --accent-light:#2a1f14;
  --border:      #2a2a28;
  --border-2:    #3a3a38;
  --shadow:      0 1px 3px rgba(0,0,0,.3), 0 4px 16px rgba(0,0,0,.25);
  --shadow-lg:   0 8px 32px rgba(0,0,0,.4);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  transition: background var(--transition), color var(--transition);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-3); }

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  background: rgba(248,247,244,.88);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
  transition: background var(--transition), border-color var(--transition);
}
[data-theme="dark"] .site-header {
  background: rgba(17,17,16,.88);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 24px;
}

.site-logo {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--text);
  white-space: nowrap;
  flex-shrink: 0;
}
.site-logo span { color: var(--accent); }

.header-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}

.nav-link {
  padding: 6px 12px;
  border-radius: 6px;
  font-size: .88rem;
  font-weight: 500;
  color: var(--text-2);
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
}
.nav-link:hover, .nav-link.active {
  color: var(--text);
  background: var(--bg-hover);
}

/* Search bar */
.header-search {
  position: relative;
  flex: 0 0 220px;
}
.header-search input {
  width: 100%;
  height: 36px;
  padding: 0 12px 0 36px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--bg-hover);
  color: var(--text);
  font-size: .85rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.header-search input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 15%, transparent);
  background: var(--bg-card);
}
.header-search input::placeholder { color: var(--text-3); }
.search-icon {
  position: absolute;
  left: 11px;
  top: 50%; transform: translateY(-50%);
  color: var(--text-3);
  pointer-events: none;
}

/* Header actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.btn-icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-2);
  transition: color var(--transition), background var(--transition);
}
.btn-icon:hover { color: var(--text); background: var(--bg-hover); }

.btn-admin {
  height: 36px;
  padding: 0 16px;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-size: .85rem;
  font-weight: 600;
  display: flex; align-items: center; gap: 6px;
  transition: opacity var(--transition), transform var(--transition);
}
.btn-admin:hover { opacity: .88; transform: translateY(-1px); }

/* ============================================================
   LAYOUT
   ============================================================ */
.page-body {
  padding-top: calc(var(--header-h) + 40px);
  padding-bottom: 80px;
  min-height: 100vh;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================================
   HERO / FEATURED
   ============================================================ */
.featured-section { margin-bottom: 56px; }
.featured-section .section-label {
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.featured-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-card);
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
}
.featured-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 48px rgba(0,0,0,.13);
}
.featured-card-img {
  aspect-ratio: 16/10;
  overflow: hidden;
}
.featured-card-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.featured-card:hover .featured-card-img img { transform: scale(1.04); }

.featured-card-body {
  padding: 40px 44px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.post-category-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 4px;
  background: var(--accent-light);
  color: var(--accent);
  font-size: .75rem;
  font-weight: 600;
  margin-bottom: 16px;
}
.featured-card-body h2 {
  font-family: var(--font-serif);
  font-size: 1.9rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text);
  margin-bottom: 14px;
}
.featured-card-body .post-excerpt {
  color: var(--text-2);
  font-size: .93rem;
  line-height: 1.7;
  margin-bottom: 24px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.post-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: .8rem;
  color: var(--text-3);
}
.post-meta span { display: flex; align-items: center; gap: 4px; }
.read-more-link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent);
  font-size: .88rem;
  font-weight: 600;
  transition: gap var(--transition);
}
.read-more-link:hover { gap: 10px; }

/* ============================================================
   FILTER BAR
   ============================================================ */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.filter-bar .section-label {
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-right: 4px;
}
.filter-pill {
  height: 34px;
  padding: 0 16px;
  border-radius: 17px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-2);
  font-size: .83rem;
  font-weight: 500;
  transition: all var(--transition);
}
.filter-pill:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.filter-pill.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ============================================================
   POST GRID
   ============================================================ */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.post-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}
.post-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.post-card-cover {
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--bg-hover);
  position: relative;
}
.post-card-cover img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.post-card:hover .post-card-cover img { transform: scale(1.06); }

.post-card-cover-placeholder {
  width: 100%; height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-3);
  font-size: 2.5rem;
}

/* Video badge */
.media-badge {
  position: absolute;
  bottom: 10px; right: 10px;
  background: rgba(0,0,0,.65);
  color: #fff;
  font-size: .72rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  letter-spacing: .04em;
  display: flex; align-items: center; gap: 4px;
}

.post-card-body {
  padding: 20px 22px 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.post-card-body .post-category-badge { margin-bottom: 10px; }
.post-card-body h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.post-card-body .post-excerpt {
  font-size: .85rem;
  color: var(--text-2);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}
.post-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}
.post-card-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.tag {
  font-size: .73rem;
  color: var(--text-3);
  background: var(--bg-hover);
  padding: 2px 8px;
  border-radius: 4px;
}
.post-date { font-size: .78rem; color: var(--text-3); }

/* Empty state */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 24px;
  color: var(--text-3);
}
.empty-state .empty-icon { font-size: 3rem; margin-bottom: 16px; }
.empty-state p { font-size: 1rem; }

/* ============================================================
   SEARCH RESULTS HIGHLIGHT
   ============================================================ */
mark {
  background: color-mix(in srgb, var(--accent) 25%, transparent);
  color: var(--text);
  border-radius: 2px;
  padding: 0 2px;
}

/* ============================================================
   SINGLE POST PAGE
   ============================================================ */
.post-page { max-width: 760px; margin: 0 auto; }

.post-hero {
  margin-bottom: 40px;
}
.post-hero-img {
  width: 100%;
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 32px;
  aspect-ratio: 16/8;
  background: var(--bg-hover);
}
.post-hero-img img { width: 100%; height: 100%; object-fit: cover; }

.post-header { margin-bottom: 32px; }
.post-header .post-category-badge { margin-bottom: 14px; }
.post-header h1 {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--text);
  margin-bottom: 20px;
}
.post-header .post-meta { color: var(--text-3); font-size: .85rem; }
.post-header .post-meta span { gap: 5px; }

.post-content {
  font-size: 1.0rem;
  line-height: 1.85;
  color: var(--text-2);
}
.post-content h2, .post-content h3 {
  font-family: var(--font-serif);
  color: var(--text);
  margin: 32px 0 12px;
}
.post-content p { margin-bottom: 20px; }
.post-content img {
  border-radius: var(--radius-sm);
  margin: 24px 0;
  width: 100%;
}
.post-content a { color: var(--accent); text-decoration: underline; }
.post-content blockquote {
  border-left: 3px solid var(--accent);
  padding: 12px 20px;
  margin: 24px 0;
  color: var(--text-2);
  background: var(--accent-light);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.post-content ul, .post-content ol { padding-left: 24px; margin-bottom: 20px; }
.post-content li { margin-bottom: 6px; }

/* Video embed */
.post-video {
  margin: 28px 0;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16/9;
  background: #000;
}
.post-video iframe { width: 100%; height: 100%; border: none; }

/* Post images gallery */
.post-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
  margin: 24px 0;
}
.post-gallery img {
  border-radius: var(--radius-sm);
  aspect-ratio: 1;
  object-fit: cover;
  width: 100%;
  cursor: zoom-in;
  transition: transform var(--transition);
  margin: 0;
}
.post-gallery img:hover { transform: scale(1.02); }

/* Tags */
.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
.post-tags .tag {
  font-size: .82rem;
  padding: 4px 12px;
}

/* Post page top bar (back + edit) */
.post-page-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

/* Back link */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-3);
  font-size: .88rem;
  transition: color var(--transition);
}
.back-link:hover { color: var(--accent); }

/* ============================================================
   ADMIN PAGE
   ============================================================ */
.admin-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 32px;
  align-items: start;
}

.admin-sidebar {
  position: sticky;
  top: calc(var(--header-h) + 24px);
}

.sidebar-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  margin-bottom: 20px;
}
.sidebar-card h3 {
  font-size: .88rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 16px;
}

.posts-list-admin { display: flex; flex-direction: column; gap: 10px; }
.admin-post-item {
  padding: 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  transition: border-color var(--transition), background var(--transition);
  cursor: pointer;
}
.admin-post-item:hover { border-color: var(--accent); background: var(--accent-light); }
.admin-post-item.active { border-color: var(--accent); background: var(--accent-light); }
.admin-post-thumb {
  width: 48px; height: 36px;
  border-radius: 6px;
  object-fit: cover;
  background: var(--bg-hover);
  flex-shrink: 0;
}
.admin-post-info { flex: 1; min-width: 0; }
.admin-post-title {
  font-size: .85rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.admin-post-cat {
  font-size: .75rem;
  color: var(--text-3);
  margin-top: 2px;
}
.admin-post-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}
.btn-del {
  width: 26px; height: 26px;
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-3);
  font-size: .8rem;
  transition: color var(--transition), background var(--transition);
}
.btn-del:hover { color: #e05d5d; background: rgba(224,93,93,.1); }

/* Category manager */
.cat-list { display: flex; flex-direction: column; gap: 6px; }
.cat-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  background: var(--bg-hover);
  font-size: .85rem;
  color: var(--text-2);
}
.add-cat-row {
  display: flex;
  gap: 6px;
  margin-top: 10px;
}
.add-cat-row input {
  flex: 1;
  height: 32px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font-size: .83rem;
  outline: none;
}
.add-cat-row input:focus { border-color: var(--accent); }
.btn-sm {
  height: 32px;
  padding: 0 12px;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font-size: .8rem;
  font-weight: 600;
  transition: opacity var(--transition);
}
.btn-sm:hover { opacity: .85; }

/* Form */
.form-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
}
.form-card h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 28px;
}

.form-group { margin-bottom: 22px; }
.form-group label {
  display: block;
  font-size: .83rem;
  font-weight: 600;
  color: var(--text-2);
  margin-bottom: 7px;
  letter-spacing: .02em;
}
.form-control {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  font-size: .9rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 12%, transparent);
}
.form-control::placeholder { color: var(--text-3); }
textarea.form-control { resize: vertical; min-height: 80px; line-height: 1.6; }
select.form-control { appearance: none; cursor: pointer; }

/* Rich editor */
.editor-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-bottom: none;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  background: var(--bg-hover);
}
.editor-btn {
  height: 30px;
  min-width: 30px;
  padding: 0 8px;
  border-radius: 5px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--text-2);
  transition: color var(--transition), background var(--transition);
}
.editor-btn:hover { color: var(--text); background: var(--border); }

.editor-area {
  min-height: 220px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  font-size: .9rem;
  line-height: 1.7;
  outline: none;
  transition: border-color var(--transition);
}
.editor-area:focus { border-color: var(--accent); }
.editor-area:empty::before {
  content: attr(data-placeholder);
  color: var(--text-3);
  pointer-events: none;
}

/* Image upload */
.upload-area {
  border: 2px dashed var(--border-2);
  border-radius: var(--radius-sm);
  padding: 28px;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
}
.upload-area:hover, .upload-area.dragover {
  border-color: var(--accent);
  background: var(--accent-light);
}
.upload-area-icon { font-size: 2rem; margin-bottom: 8px; color: var(--text-3); }
.upload-area-text { font-size: .88rem; color: var(--text-2); }
.upload-area-sub { font-size: .78rem; color: var(--text-3); margin-top: 4px; }
#fileInput { display: none; }

.preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
  gap: 8px;
  margin-top: 12px;
}
.preview-item {
  position: relative;
  aspect-ratio: 1;
  border-radius: 6px;
  overflow: hidden;
}
.preview-item img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.preview-item .remove-img {
  position: absolute;
  top: 4px; right: 4px;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: rgba(0,0,0,.6);
  color: #fff;
  font-size: .7rem;
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transition);
}
.preview-item .remove-img:hover { background: #e05d5d; }

/* Form row */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* Featured toggle */
.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
}
.toggle-row span { font-size: .88rem; color: var(--text-2); }
.toggle {
  width: 44px; height: 24px;
  border-radius: 12px;
  background: var(--border-2);
  position: relative;
  cursor: pointer;
  transition: background var(--transition);
}
.toggle.on { background: var(--accent); }
.toggle-knob {
  position: absolute;
  top: 3px; left: 3px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: #fff;
  transition: transform var(--transition);
  box-shadow: 0 1px 4px rgba(0,0,0,.2);
}
.toggle.on .toggle-knob { transform: translateX(20px); }

/* Form actions */
.form-actions {
  display: flex;
  gap: 12px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
.btn-primary {
  height: 42px;
  padding: 0 28px;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: #fff;
  font-size: .9rem;
  font-weight: 600;
  display: flex; align-items: center; gap: 8px;
  transition: opacity var(--transition), transform var(--transition);
}
.btn-primary:hover { opacity: .88; transform: translateY(-1px); }
.btn-secondary {
  height: 42px;
  padding: 0 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-2);
  background: transparent;
  color: var(--text-2);
  font-size: .9rem;
  font-weight: 500;
  transition: border-color var(--transition), color var(--transition);
}
.btn-secondary:hover { border-color: var(--text-2); color: var(--text); }

/* Toast notification */
.toast {
  position: fixed;
  bottom: 28px; right: 28px;
  background: var(--text);
  color: var(--bg);
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: .88rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  z-index: 999;
  transform: translateY(80px);
  opacity: 0;
  transition: transform .3s cubic-bezier(.175,.885,.32,1.275), opacity .3s ease;
  display: flex; align-items: center; gap: 8px;
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast.success { background: #1a7f4e; color: #fff; }
.toast.error { background: #c0392b; color: #fff; }

/* Lightbox */
.lightbox {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.92);
  z-index: 200;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity var(--transition);
}
.lightbox.open { opacity: 1; pointer-events: all; }
.lightbox img {
  max-width: 90vw;
  max-height: 88vh;
  border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
}
.lightbox-close {
  position: absolute;
  top: 20px; right: 20px;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,.15);
  color: #fff;
  font-size: 1.2rem;
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transition);
}
.lightbox-close:hover { background: rgba(255,255,255,.25); }

/* Search overlay */
.search-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 150;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 80px;
  opacity: 0; pointer-events: none;
  transition: opacity var(--transition);
}
.search-overlay.open { opacity: 1; pointer-events: all; }
.search-box {
  width: 100%;
  max-width: 600px;
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transform: translateY(-20px);
  transition: transform var(--transition);
}
.search-overlay.open .search-box { transform: translateY(0); }
.search-box-input {
  display: flex;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  gap: 12px;
}
.search-box-input input {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--text);
  font-size: 1.1rem;
  outline: none;
}
.search-box-input input::placeholder { color: var(--text-3); }
.search-results-list { max-height: 400px; overflow-y: auto; }
.search-result-item {
  padding: 14px 20px;
  display: flex;
  gap: 14px;
  align-items: center;
  cursor: pointer;
  transition: background var(--transition);
  border-bottom: 1px solid var(--border);
}
.search-result-item:last-child { border-bottom: none; }
.search-result-item:hover { background: var(--bg-hover); }
.search-result-thumb {
  width: 54px; height: 40px;
  border-radius: 6px;
  object-fit: cover;
  background: var(--bg-hover);
  flex-shrink: 0;
}
.search-result-info h4 { font-size: .9rem; font-weight: 600; color: var(--text); }
.search-result-info p { font-size: .8rem; color: var(--text-3); margin-top: 2px; }
.search-no-result { padding: 32px 20px; text-align: center; color: var(--text-3); font-size: .9rem; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 28px 24px;
  text-align: center;
  color: var(--text-3);
  font-size: .82rem;
}
.site-footer a { color: var(--accent); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .posts-grid { grid-template-columns: repeat(2, 1fr); }
  .admin-layout { grid-template-columns: 1fr; }
  .admin-sidebar { position: static; }
}

@media (max-width: 768px) {
  :root { --header-h: 56px; }
  .header-nav { display: none; }
  .header-search { flex: 0 0 160px; }
  .featured-card { grid-template-columns: 1fr; }
  .featured-card-body { padding: 24px; }
  .featured-card-body h2 { font-size: 1.4rem; }
  .posts-grid { grid-template-columns: 1fr; gap: 20px; }
  .post-header h1 { font-size: 1.8rem; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .form-card { padding: 20px; }
  .btn-admin span { display: none; }
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
.animate-in { animation: fadeUp .4s ease both; }
.animate-in:nth-child(2) { animation-delay: .06s; }
.animate-in:nth-child(3) { animation-delay: .12s; }
.animate-in:nth-child(4) { animation-delay: .18s; }
.animate-in:nth-child(5) { animation-delay: .24s; }
.animate-in:nth-child(6) { animation-delay: .30s; }