/* ========== Hub Page ========== */
.hub-subtitle {
  margin: 6px 0 0;
  color: var(--text-muted);
  font-size: 13px;
  letter-spacing: -0.2px;
}

/* 검색 */
.hub-search {
  position: relative;
  display: inline-flex;
  align-items: center;
  background: white;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0 12px;
  height: 40px;
  min-width: 320px;
  transition: border-color .15s, box-shadow .15s;
}

.hub-search:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(92, 92, 224, 0.12);
}

.hub-search svg {
  color: var(--text-muted);
  margin-right: 8px;
  flex-shrink: 0;
}

.hub-search input {
  border: none;
  outline: none;
  flex: 1;
  font-family: inherit;
  font-size: 13px;
  color: var(--text);
  background: transparent;
  min-width: 0;
}

.hub-search input::placeholder {
  color: var(--text-soft);
}

.hub-search kbd {
  font-family: inherit;
  font-size: 11px;
  color: var(--text-muted);
  background: #f4f4f8;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px 6px;
  margin-left: 6px;
}

/* 섹션 */
.hub-section {
  margin-bottom: 32px;
}

.hub-section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 14px;
  padding: 0 2px;
}

.hub-section-title {
  font-size: 14px;
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.2px;
  color: var(--text);
}

.hub-section-meta {
  font-size: 12px;
  color: var(--text-muted);
}

/* 툴 그리드 */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}

.tool-grid.compact {
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}

/* 카드 */
.tool-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
  position: relative;
  overflow: hidden;
}

.tool-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--card-tint, rgba(92,92,224,0.04)) 0%, transparent 60%);
  pointer-events: none;
}

.tool-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(28, 28, 50, 0.08);
  border-color: var(--card-accent, var(--primary-soft));
}

.tool-card.is-hidden {
  display: none;
}

.tool-card.coming-soon {
  cursor: default;
  opacity: 0.6;
}

.tool-card.coming-soon:hover {
  transform: none;
  box-shadow: none;
  border-color: var(--border);
}

.coming-soon-badge {
  display: inline-block;
  margin-left: 6px;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 500;
  color: #6B6B7B;
  background: #EEEEF2;
  border-radius: 6px;
  vertical-align: middle;
  letter-spacing: -0.2px;
}

.tool-card-head {
  display: flex;
  align-items: center;
  gap: 12px;
  position: relative;
  z-index: 1;
}

.tool-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--card-accent, var(--primary-soft));
  color: var(--card-color, var(--primary));
  font-size: 22px;
  flex-shrink: 0;
}

.tool-name {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.3px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 6px;
}

.tool-meta {
  font-size: 11px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.tool-desc {
  font-size: 12.5px;
  color: var(--text-muted);
  line-height: 1.55;
  position: relative;
  z-index: 1;
  flex: 1;
  min-height: 36px;
}

.tool-card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 8px;
  border-top: 1px dashed var(--line);
  position: relative;
  z-index: 1;
}

.tool-tags {
  display: inline-flex;
  gap: 4px;
  flex-wrap: wrap;
}

.tool-tag {
  font-size: 10.5px;
  font-weight: 500;
  color: var(--text-muted);
  background: #f4f4f8;
  border-radius: 4px;
  padding: 2px 6px;
  letter-spacing: -0.1px;
}

.tool-actions {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.tool-icon-btn {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background .12s, color .12s;
}

.tool-icon-btn:hover {
  background: #f4f4f8;
  color: var(--text);
}

.tool-icon-btn.is-pinned {
  color: #f5b400;
}

/* 상태 점 */
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  background: var(--text-soft);
  position: relative;
}

.status-dot.online {
  background: #2ecc71;
  box-shadow: 0 0 0 0 rgba(46, 204, 113, 0.5);
  animation: pulse 1.6s infinite;
}

.status-dot.offline { background: #e94c3c; }
.status-dot.unknown { background: #b6b6bf; }
.status-dot.external { background: #5C5CE0; }

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(46, 204, 113, 0.5); }
  70% { box-shadow: 0 0 0 6px rgba(46, 204, 113, 0); }
  100% { box-shadow: 0 0 0 0 rgba(46, 204, 113, 0); }
}

.status-text {
  font-size: 11px;
  color: var(--text-muted);
}

.status-text.online { color: #2ecc71; font-weight: 600; }
.status-text.offline { color: #e94c3c; font-weight: 600; }

/* compact 카드 (외부 서비스용) */
.tool-grid.compact .tool-card {
  padding: 14px 14px 14px;
}

.tool-grid.compact .tool-icon {
  width: 36px;
  height: 36px;
  font-size: 18px;
}

.tool-grid.compact .tool-name { font-size: 13.5px; }
.tool-grid.compact .tool-desc { display: none; }
.tool-grid.compact .tool-card-foot { display: none; }

/* 빠른 액션 */
.quick-actions {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 10px;
}

.quick-action {
  background: white;
  border: 1px dashed var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  font-family: inherit;
  font-size: 13px;
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  text-align: left;
  transition: border-color .12s, background .12s;
}

.quick-action:hover {
  border-color: var(--primary);
  background: var(--primary-soft);
  color: var(--primary-strong);
}

.quick-action-icon {
  font-size: 18px;
}

/* 푸터 */
.hub-footer {
  margin-top: 40px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 11.5px;
  color: var(--text-soft);
  display: flex;
  align-items: center;
  gap: 10px;
}

.dot-sep { opacity: 0.6; }

/* 빈 상태 */
.empty-state {
  grid-column: 1 / -1;
  padding: 32px 16px;
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
  background: white;
  border: 1px dashed var(--border);
  border-radius: 10px;
}

@media (max-width: 720px) {
  .hub-search { min-width: 220px; }
  .main-header { flex-direction: column; align-items: flex-start; }
}