/* ============================================
   JACKINS Board Page - Styles
   ============================================ */

/* --- Board Layout --- */
.jk-board-page {
  padding-top: calc(var(--jk-nav-height) + 40px);
  min-height: 100vh;
  background: #ffffff;
}

.jk-board-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px 60px;
}

/* --- Page Title --- */
.jk-board-page-header {
  margin-bottom: 32px;
}
.jk-board-page-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--jk-text);
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}
.jk-board-page-desc {
  font-size: 1rem;
  color: var(--jk-text-light);
  line-height: 1.6;
}

/* --- Search Bar --- */
.jk-board-search {
  display: flex;
  gap: 10px;
  margin-bottom: 24px;
  background: var(--jk-white);
  border: 1px solid var(--jk-border);
  border-radius: var(--jk-radius-md);
  padding: 8px 12px;
  align-items: center;
  box-shadow: var(--jk-shadow-sm);
  transition: border-color var(--jk-transition), box-shadow var(--jk-transition);
}
.jk-board-search:focus-within {
  border-color: var(--jk-red);
  box-shadow: 0 0 0 3px var(--jk-red-glow);
}
.jk-board-search-select {
  background: var(--jk-gray-50);
  border: 1px solid var(--jk-border);
  border-radius: var(--jk-radius-sm);
  padding: 8px 12px;
  font-size: 0.875rem;
  color: var(--jk-text);
  font-family: var(--jk-font);
  cursor: pointer;
  min-width: 100px;
}
.jk-board-search-input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 0.9375rem;
  color: var(--jk-text);
  font-family: var(--jk-font);
  background: transparent;
  padding: 8px;
}
.jk-board-search-input::placeholder { color: var(--jk-text-muted); }
.jk-board-search-btn {
  background: #2C3E50;
  color: white;
  border: none;
  border-radius: var(--jk-radius-sm);
  padding: 8px 20px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: background var(--jk-transition);
  font-family: var(--jk-font);
}
.jk-board-search-btn:hover { background: #1a2a3a; }

/* --- Category Tabs (Board Page) --- */
.jk-board-cat-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.jk-board-cat-tab {
  padding: 8px 18px;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--jk-radius-full);
  cursor: pointer;
  border: 1px solid var(--jk-border);
  background: var(--jk-white);
  color: var(--jk-text-light);
  transition: all var(--jk-transition);
  font-family: var(--jk-font);
}
.jk-board-cat-tab:hover {
  border-color: #2C3E50;
  color: #2C3E50;
}
.jk-board-cat-tab.active {
  background: #2C3E50;
  color: white;
  border-color: #2C3E50;
}

/* --- Post Gallery Grid --- */
.jk-board-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}
.jk-board-item {
  background: var(--jk-white);
  border: 1px solid var(--jk-border);
  border-radius: var(--jk-radius-lg);
  overflow: hidden;
  transition: all var(--jk-transition);
  cursor: pointer;
  position: relative;
  display: flex;
  flex-direction: column;
}
.jk-board-item:hover {
  border-color: rgba(229,57,53,0.25);
  box-shadow: var(--jk-shadow-lg);
  transform: translateY(-4px);
}
.jk-board-item.pinned {
  border-color: rgba(229,57,53,0.3);
  box-shadow: 0 0 0 1px rgba(229,57,53,0.1);
}
.jk-board-item.pinned::before {
  content: '';
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  background: var(--jk-red);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='white' stroke='white' stroke-width='1'%3E%3Cpath d='M12 2C8.13 2 5 5.13 5 9c0 5.25 7 13 7 13s7-7.75 7-13c0-3.87-3.13-7-7-7zm0 9.5a2.5 2.5 0 010-5 2.5 2.5 0 010 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 14px;
  box-shadow: 0 2px 6px rgba(229,57,53,0.4);
}

/* Banner Wrap & Category Badge */
.jk-board-item-banner-wrap {
  position: relative;
  overflow: hidden;
}
.jk-board-item-cat-badge {
  position: absolute;
  bottom: 10px;
  left: 10px;
  z-index: 3;
  font-size: 0.6875rem !important;
  padding: 4px 12px !important;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}

/* Thumbnail */
.jk-board-item-banner {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: var(--jk-gray-100);
  display: block;
}
.jk-board-item-banner-placeholder {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--jk-gray-100) 0%, var(--jk-gray-200) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--jk-text-muted);
}

/* Hover dim overlay */
.jk-board-item-banner-wrap::after {
  content: '자세히 보기 →';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  opacity: 0;
  transition: opacity 0.25s ease;
  z-index: 5;
}
.jk-board-item:hover .jk-board-item-banner-wrap::after {
  opacity: 1;
}

/* Card Body */
.jk-board-item-body {
  padding: 16px 18px 18px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.jk-board-item-top {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}
.jk-board-item-cat-date {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  margin-bottom: 8px;
  color: var(--jk-text-muted);
}
.jk-board-item-cat-date .jk-badge {
  font-size: 0.6875rem;
  padding: 2px 8px;
}
.jk-board-item-cat-date .jk-board-item-date {
  color: var(--jk-text-muted);
  font-size: 0.8125rem;
}
.jk-board-item-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--jk-text);
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.45;
  letter-spacing: -0.01em;
}
.jk-board-item-excerpt {
  display: none;
}
.jk-board-item-meta {
  display: none;
}
.jk-board-item-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 10px;
  border-top: 1px solid var(--jk-gray-100);
  margin-top: auto;
}
.jk-board-item-footer-left {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.75rem;
  color: var(--jk-text-muted);
}
.jk-board-item-footer-left span {
  display: flex;
  align-items: center;
  gap: 3px;
}
.jk-board-item-footer-left svg {
  width: 13px;
  height: 13px;
  stroke: var(--jk-text-muted);
}

/* Badges */
.jk-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: var(--jk-radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}
.jk-badge-red { background: var(--jk-red-light); color: var(--jk-red); }
.jk-badge-blue { background: var(--jk-blue-light); color: var(--jk-blue); }
.jk-badge-purple { background: var(--jk-purple-light); color: var(--jk-purple); }
.jk-badge-green { background: var(--jk-green-light); color: var(--jk-green); }
.jk-badge-amber { background: #FFFBEB; color: var(--jk-amber); }
.jk-badge-gray { background: var(--jk-gray-100); color: var(--jk-gray-600); }
.jk-badge-pin {
  background: var(--jk-red);
  color: white;
  font-size: 0.6875rem;
  padding: 2px 8px;
}
.jk-badge-lock {
  background: var(--jk-gray-100);
  color: var(--jk-gray-500);
  font-size: 0.6875rem;
  padding: 2px 8px;
}

/* Tags */
.jk-tag-chips {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.jk-tag-chip {
  padding: 2px 8px;
  font-size: 0.6875rem;
  border-radius: var(--jk-radius-full);
  background: var(--jk-gray-100);
  color: var(--jk-gray-600);
  cursor: pointer;
  transition: all var(--jk-transition);
  border: none;
  font-family: var(--jk-font);
}
.jk-tag-chip:hover {
  background: var(--jk-red-light);
  color: var(--jk-red);
}

/* --- Pagination --- */
.jk-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4px;
}
.jk-page-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--jk-radius-sm);
  border: 1px solid var(--jk-border);
  background: var(--jk-white);
  color: var(--jk-text-light);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--jk-transition);
  font-family: var(--jk-font);
}
.jk-page-btn:hover:not(:disabled) {
  border-color: var(--jk-red);
  color: var(--jk-red);
}
.jk-page-btn.active {
  background: var(--jk-red);
  color: white;
  border-color: var(--jk-red);
}
.jk-page-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.jk-page-btn.nav-btn {
  width: auto;
  padding: 0 12px;
  font-size: 0.8125rem;
}

/* --- Board Detail --- */
.jk-detail-wrap {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px 60px;
}

.jk-detail-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--jk-text-light);
  margin-bottom: 24px;
  padding: 8px 20px 8px 14px;
  border-radius: 999px;
  transition: all var(--jk-transition);
  border: none;
  background: #F3F4F6;
  cursor: pointer;
  font-family: var(--jk-font);
  letter-spacing: -0.01em;
}
.jk-detail-back:hover { color: var(--jk-text); background: #E5E7EB; }

.jk-detail-banner {
  width: 100%;
  max-height: 400px;
  object-fit: cover;
  border-radius: var(--jk-radius-lg);
  margin-bottom: 32px;
}

.jk-detail-header {
  margin-bottom: 32px;
}
.jk-detail-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.jk-detail-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--jk-text);
  letter-spacing: -0.02em;
  line-height: 1.4;
  margin-bottom: 12px;
  word-break: break-word;
  overflow-wrap: break-word;
}
.jk-detail-info {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 0.875rem;
  color: var(--jk-text-muted);
  padding-bottom: 24px;
  border-bottom: 1px solid var(--jk-border);
}
.jk-detail-info span {
  display: flex;
  align-items: center;
  gap: 4px;
}
.jk-detail-info-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Detail Content */
.jk-detail-content {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--jk-gray-700);
  margin-bottom: 40px;
  padding: 32px 0;
  border-bottom: 1px solid var(--jk-border);
  min-height: 300px;
}
.jk-detail-content h1, .jk-detail-content h2, .jk-detail-content h3, .jk-detail-content h4 {
  color: var(--jk-text);
  margin: 24px 0 12px;
  font-weight: 700;
}
.jk-detail-content h1 { font-size: 1.5rem; }
.jk-detail-content h2 { font-size: 1.3rem; }
.jk-detail-content h3 { font-size: 1.15rem; }
.jk-detail-content p { margin-bottom: 16px; }
.jk-detail-content img { max-width: 100%; border-radius: var(--jk-radius-sm); margin: 16px 0; }
.jk-detail-content ul, .jk-detail-content ol { padding-left: 24px; margin-bottom: 16px; }
.jk-detail-content li { margin-bottom: 6px; }
.jk-detail-content blockquote {
  border-left: 3px solid var(--jk-red);
  padding: 12px 20px;
  margin: 16px 0;
  background: var(--jk-gray-50);
  border-radius: 0 var(--jk-radius-sm) var(--jk-radius-sm) 0;
  color: var(--jk-gray-600);
}
.jk-detail-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
}
.jk-detail-content th, .jk-detail-content td {
  border: 1px solid var(--jk-border);
  padding: 10px 14px;
  text-align: left;
  font-size: 0.9375rem;
}
.jk-detail-content th { background: var(--jk-gray-50); font-weight: 600; }

/* Tags in detail */
.jk-detail-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

/* Prev / Next Nav */
.jk-detail-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 40px;
}
.jk-detail-nav-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 20px;
  border: none;
  border-radius: var(--jk-radius-md);
  cursor: pointer;
  transition: all var(--jk-transition);
  text-decoration: none;
  background: #F5F5F5;
}
.jk-detail-nav-item:hover {
  background: #EBEBEB;
}
.jk-detail-nav-item.next { text-align: right; }
.jk-detail-nav-label {
  font-size: 0.75rem;
  color: var(--jk-text-muted);
  font-weight: 500;
}
.jk-detail-nav-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--jk-text);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* --- Comments --- */
.jk-comments {
  margin-bottom: 40px;
}
.jk-comments-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--jk-text);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.jk-comments-count {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--jk-red);
}

/* Comment Form */
.jk-comment-form {
  background: var(--jk-white);
  border: 1px solid var(--jk-border);
  border-radius: var(--jk-radius-md);
  padding: 16px;
  margin-bottom: 20px;
}
.jk-comment-textarea {
  width: 100%;
  min-height: 80px;
  border: 1px solid var(--jk-border);
  border-radius: var(--jk-radius-sm);
  padding: 12px;
  font-size: 0.9375rem;
  font-family: var(--jk-font);
  color: var(--jk-text);
  resize: vertical;
  outline: none;
  transition: border-color var(--jk-transition);
}
.jk-comment-textarea:focus { border-color: var(--jk-red); }
.jk-comment-textarea::placeholder { color: var(--jk-text-muted); }
.jk-comment-form-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 10px;
}
.jk-comment-secret-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  color: var(--jk-text-light);
  cursor: pointer;
}
.jk-comment-secret-label input[type="checkbox"] {
  accent-color: var(--jk-red);
}
.jk-comment-submit {
  background: var(--jk-red);
  color: white;
  border: none;
  border-radius: var(--jk-radius-sm);
  padding: 8px 20px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--jk-transition);
  font-family: var(--jk-font);
}
.jk-comment-submit:hover { background: var(--jk-red-dark); }

/* Comment List */
.jk-comment-list {
  border: 1px solid var(--jk-border);
  border-radius: var(--jk-radius-md);
  overflow: hidden;
}
.jk-comment-item {
  background: var(--jk-white);
  padding: 16px 20px;
  display: flex;
  gap: 12px;
}
.jk-comment-list > .jk-comment-item + .jk-comment-item,
.jk-comment-list > .jk-comment-replies + .jk-comment-item,
.jk-comment-list > .jk-reply-form-slot + .jk-comment-item {
  border-top: 1px solid var(--jk-border);
}
.jk-comment-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--jk-gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--jk-gray-600);
  flex-shrink: 0;
}
.jk-comment-body { flex: 1; min-width: 0; }
.jk-comment-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}
.jk-comment-author {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--jk-text);
}
.jk-comment-date {
  font-size: 0.75rem;
  color: var(--jk-text-muted);
}
.jk-comment-text {
  font-size: 0.9375rem;
  color: var(--jk-gray-700);
  line-height: 1.6;
}
.jk-comment-actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}
.jk-comment-action-btn {
  font-size: 0.75rem;
  color: var(--jk-text-muted);
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--jk-font);
  transition: color var(--jk-transition);
}
.jk-comment-action-btn:hover { color: var(--jk-red); }

/* Secret comment */
.jk-comment-item.secret {
  background: var(--jk-gray-50);
}
.jk-comment-secret-notice {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  color: var(--jk-text-muted);
  font-style: italic;
}

/* Reply (대댓글) */
.jk-comment-replies {
  background: var(--jk-gray-50);
  border-top: 1px solid var(--jk-border);
}
.jk-comment-replies .jk-comment-item {
  padding: 14px 20px 14px 68px;
  background: transparent;
}
.jk-comment-replies .jk-comment-item + .jk-comment-item {
  border-top: 1px solid var(--jk-gray-200);
}
.jk-comment-replies .jk-comment-avatar {
  width: 28px;
  height: 28px;
  font-size: 0.6875rem;
}
.jk-reply-form-slot:empty {
  display: none;
}
.jk-reply-form {
  padding: 12px 20px 12px 68px;
  background: var(--jk-gray-50);
  border-top: 1px solid var(--jk-border);
  display: flex;
  gap: 8px;
  align-items: flex-start;
}
.jk-reply-input {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid var(--jk-border);
  border-radius: var(--jk-radius-sm);
  font-size: 0.8125rem;
  font-family: var(--jk-font);
  resize: none;
  min-height: 36px;
  outline: none;
  color: var(--jk-text);
}
.jk-reply-input:focus { border-color: var(--jk-red); }
.jk-reply-submit {
  padding: 8px 16px;
  background: #2C3E50;
  color: white;
  border: none;
  border-radius: var(--jk-radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  font-family: var(--jk-font);
  transition: background var(--jk-transition);
}
.jk-reply-submit:hover { background: #1a2a3a; }
.jk-reply-cancel {
  padding: 8px 12px;
  background: var(--jk-gray-100);
  color: var(--jk-text-light);
  border: none;
  border-radius: var(--jk-radius-sm);
  font-size: 0.75rem;
  cursor: pointer;
  font-family: var(--jk-font);
}
.jk-reply-cancel:hover { background: var(--jk-gray-200); }

/* Login required overlay */
.jk-login-required {
  background: var(--jk-white);
  border: 1px solid var(--jk-border);
  border-radius: var(--jk-radius-lg);
  padding: 60px 40px;
  text-align: center;
  max-width: 500px;
  margin: 60px auto;
}
.jk-login-required-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  background: var(--jk-red-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--jk-red);
}
.jk-login-required h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--jk-text);
  margin-bottom: 8px;
}
.jk-login-required p {
  font-size: 0.9375rem;
  color: var(--jk-text-light);
  margin-bottom: 24px;
}
.jk-login-required-btn {
  background: var(--jk-red);
  color: white;
  border: none;
  border-radius: var(--jk-radius-sm);
  padding: 12px 32px;
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--jk-transition);
  font-family: var(--jk-font);
}
.jk-login-required-btn:hover { background: var(--jk-red-dark); }

/* --- Login / Signup Modal Overlay --- */
.jk-login-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
}
.jk-login-overlay.active {
  display: flex;
}
.jk-login-modal {
  background: var(--jk-white);
  border-radius: var(--jk-radius-lg);
  box-shadow: var(--jk-shadow-xl);
  width: 100%;
  max-width: 420px;
  padding: 40px 36px 36px;
  position: relative;
  animation: jk-modalIn 0.25s ease;
}
@keyframes jk-modalIn {
  from { opacity: 0; transform: translateY(16px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.jk-login-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  color: var(--jk-text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
  transition: all var(--jk-transition);
}
.jk-login-close:hover { background: var(--jk-gray-100); color: var(--jk-text); }
.jk-login-header { text-align: center; margin-bottom: 24px; }
.jk-login-title {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--jk-text);
  margin-bottom: 4px;
}
.jk-login-subtitle {
  font-size: 0.875rem;
  color: var(--jk-text-muted);
}
.jk-login-body { display: flex; flex-direction: column; gap: 16px; }
.jk-login-field { display: flex; flex-direction: column; gap: 6px; }
.jk-login-field label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--jk-text);
}
.jk-login-field input {
  padding: 10px 14px;
  border: 1px solid var(--jk-border);
  border-radius: var(--jk-radius-sm);
  font-size: 0.9375rem;
  font-family: var(--jk-font);
  transition: border-color var(--jk-transition);
  outline: none;
  color: var(--jk-text);
  background: var(--jk-white);
}
.jk-login-field input:focus {
  border-color: var(--jk-red);
  box-shadow: 0 0 0 3px rgba(229,57,53,0.1);
}
.jk-login-submit {
  padding: 12px;
  background: var(--jk-red);
  color: white;
  border: none;
  border-radius: var(--jk-radius-sm);
  font-size: 0.9375rem;
  font-weight: 600;
  font-family: var(--jk-font);
  cursor: pointer;
  transition: background var(--jk-transition);
}
.jk-login-submit:hover { background: var(--jk-red-dark); }
.jk-login-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--jk-text-muted);
  font-size: 0.8125rem;
}
.jk-login-divider::before, .jk-login-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--jk-border);
}
.jk-login-signup {
  padding: 12px;
  background: var(--jk-white);
  color: var(--jk-text);
  border: 1px solid var(--jk-border);
  border-radius: var(--jk-radius-sm);
  font-size: 0.9375rem;
  font-weight: 600;
  font-family: var(--jk-font);
  cursor: pointer;
  transition: all var(--jk-transition);
}
.jk-login-signup:hover { border-color: var(--jk-red); color: var(--jk-red); }

/* Empty state */
.jk-board-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--jk-text-muted);
}
.jk-board-empty-icon {
  font-size: 3rem;
  margin-bottom: 16px;
}
.jk-board-empty h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--jk-text-light);
  margin-bottom: 6px;
}
.jk-board-empty p {
  font-size: 0.875rem;
}

/* --- Back to top --- */
.jk-board-totop {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--jk-red);
  color: white;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--jk-shadow-lg);
  transition: all var(--jk-transition);
  opacity: 0;
  pointer-events: none;
  z-index: 100;
}
.jk-board-totop.visible { opacity: 1; pointer-events: auto; }
.jk-board-totop:hover { transform: translateY(-3px); box-shadow: var(--jk-shadow-xl); }

/* --- Responsive --- */
@media (max-width: 1200px) {
  .jk-board-list { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .jk-board-container { padding: 0 20px 40px; }
  .jk-board-page-title { font-size: 1.5rem; }
  .jk-board-search {
    flex-wrap: nowrap;
    gap: 6px;
    padding: 6px 8px;
  }
  .jk-board-search-select {
    min-width: 64px;
    font-size: 0.8125rem;
    padding: 6px 8px;
  }
  .jk-board-search-input {
    font-size: 0.8125rem;
    padding: 6px;
    min-width: 0;
  }
  .jk-board-search-btn {
    padding: 6px 12px;
    font-size: 0.8125rem;
    white-space: nowrap;
  }
  .jk-board-list { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .jk-detail-wrap { padding: 0 16px 40px; }
  .jk-detail-title { font-size: 1.375rem; }
  .jk-detail-nav { grid-template-columns: 1fr; }
  .jk-detail-nav-item.next { text-align: left; }
  .jk-detail-banner { max-height: 240px; }
}
@media (max-width: 480px) {
  .jk-board-page { padding-top: calc(var(--jk-nav-height) + 20px); }
  .jk-board-page-title { font-size: 1.25rem; }
  .jk-board-cat-tabs { gap: 4px; }
  .jk-board-cat-tab { padding: 6px 12px; font-size: 0.8125rem; }
  .jk-board-list { grid-template-columns: 1fr; }
}