/* Hero Section */
.hero-section {
  text-align: center;
  padding: 60px 20px;
  background: linear-gradient(135deg, #f0f4ff 0%, #ffffff 100%);
  border-radius: 24px;
  margin-bottom: 40px;
  border: 1px solid var(--line);
}

.hero-title {
  font-size: 36px;
  font-weight: 800;
  margin: 0 0 16px;
  background: linear-gradient(45deg, #1f2937, #2563eb);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 16px;
  color: var(--muted);
  margin: 0 0 32px;
}

/* Search Box */
.search-container {
  max-width: 500px;
  margin: 0 auto;
  position: relative;
}

.search-input {
  width: 100%;
  padding: 16px 24px;
  font-size: 16px;
  border: 2px solid transparent;
  border-radius: 99px;
  background: #ffffff;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  outline: none;
  font-family: inherit;
}

.search-input:focus {
  border-color: var(--primary);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.15);
}

/* Categories */
.category-section {
  margin-bottom: 40px;
}

.category-title {
  font-size: 20px;
  font-weight: 600;
  margin: 0 0 20px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
}

/* Cards Enhancement */
.card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  text-decoration: none;
  color: inherit;
}

.card:hover, .card:focus {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(37, 99, 235, 0.1);
  border-color: var(--primary-soft);
  outline: none;
}

.card-icon {
  font-size: 32px;
  background: var(--bg);
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  flex-shrink: 0;
}

.card-content {
  flex: 1;
}

.card-title {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
}

.card-text {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

/* Empty State */
.no-result {
  text-align: center;
  padding: 40px;
  color: var(--muted);
  background: var(--card);
  border-radius: 16px;
  border: 1px dashed var(--line);
}

.footer {
  margin-top: 60px;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
  padding-bottom: 20px;
}

/* --- 侧边悬浮操作栏 --- */
.floating-widget {
  position: fixed;
  right: 30px;
  bottom: 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  z-index: 100;
}

.widget-btn {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  cursor: pointer;
  font-size: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  color: var(--text);
  outline: none;
  padding: 0;
}

.widget-btn:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.15);
  border-color: var(--primary-soft);
  color: var(--primary);
}