/* ============================================================
 * 知识产权 — 直接展示布局（无 Tab 切换）
 * ============================================================ */

.ip-section {
  background: var(--bg-primary);
}

/* 子标题区域 */
.ip-sub-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  margin-top: 10px;
}

.ip-sub-header h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.ip-sub-header--inline {
  margin-bottom: 16px;
  margin-top: 0;
}

.ip-sub-header--inline h3 {
  font-size: 16px;
}

/* 子标题图标 */
.ip-sub-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(46, 125, 50, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ip-sub-icon--blue {
  background: rgba(2, 136, 209, 0.08);
}

.ip-sub-icon--teal {
  background: rgba(0, 137, 123, 0.08);
}

/* 数量徽章 */
.ip-count-badge {
  background: var(--accent-primary);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: 12px;
  margin-left: 8px;
  vertical-align: middle;
}

/* ===== 紧凑版软著网格 ===== */
.ip-grid--compact {
  grid-template-columns: repeat(4, 1fr) !important;
  gap: 10px !important;
  margin-bottom: 36px;
}

.ip-grid--compact .ip-item {
  padding: 16px 14px;
  cursor: pointer;
  transition: var(--transition-normal);
}

.ip-grid--compact .ip-item:hover {
  border-color: var(--accent-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md), 0 0 0 1px rgba(46, 125, 50, 0.1);
}

.ip-grid--compact .ip-item-number {
  font-size: 22px;
  margin-bottom: 6px;
}

.ip-grid--compact .ip-item-name {
  font-size: 12px;
  line-height: 1.4;
}

/* ===== 专利+商标 并排展示 ===== */
.ip-dual-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 8px;
}

.ip-dual-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: var(--transition-normal);
}

.ip-dual-card:hover {
  border-color: var(--glass-border-hover);
  box-shadow: var(--shadow-md);
}

.ip-dual-content {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}

.ip-cert-thumb {
  width: 120px;
  height: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--glass-border);
  flex-shrink: 0;
  cursor: pointer;
  transition: var(--transition-fast);
}

.ip-cert-thumb:hover {
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-sm);
}

.ip-dual-info h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.ip-dual-info p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 10px;
}

/* ===== 旧 Tab 系统保留兼容（隐藏） ===== */
.ip-tabs {
  display: none;
}

.ip-content {
  display: block !important;
}

/* ===== 通用保留样式 ===== */
.ip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.ip-item {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 20px;
  cursor: pointer;
  transition: var(--transition-normal);
  overflow: hidden;
}

.ip-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: var(--transition-fast);
}

.ip-item:hover::before {
  opacity: 1;
}

.ip-item-number {
  font-size: 28px;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 8px;
}

.ip-item-name {
  font-size: 13px;
  color: var(--text-primary);
  font-weight: 500;
  line-height: 1.5;
}

.ip-item-type {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 10px;
  font-size: 11px;
  color: var(--text-muted);
}

/* 单卡（专利/商标备用） */
.ip-single {
  display: flex;
  justify-content: center;
}

.ip-single-card {
  max-width: 600px;
  text-align: center;
  padding: var(--spacing-lg);
}

.ip-single-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.ip-single-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  text-align: left;
}

.ip-single-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 20px;
  background: rgba(46, 125, 50, 0.08);
  border: 1px solid rgba(46, 125, 50, 0.15);
  color: var(--accent-primary);
  font-size: 12px;
  font-weight: 600;
}

/* 证书光箱弹窗 */
.cert-lightbox {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  cursor: pointer;
  animation: certFadeIn 0.3s ease;
}

@keyframes certFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.cert-lightbox img {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* ===== 响应式 ===== */
@media (max-width: 992px) {
  .ip-grid, .ip-grid--compact {
    grid-template-columns: repeat(3, 1fr) !important;
  }
  .ip-dual-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .ip-grid, .ip-grid--compact {
    grid-template-columns: repeat(2, 1fr) !important;
  }
  .ip-dual-content {
    flex-direction: column;
  }
  .ip-cert-thumb {
    width: 100%;
    max-width: 200px;
  }
}