/* ===== home.css - 首页专属样式（浅色清新版本） ===== */

/* 背景装饰 */
body {
  background: linear-gradient(180deg, #F0F4FF 0%, #FFFFFF 35%, #FFFFFF 100%);
  position: relative;
  overflow-x: hidden;
}

.bg-decoration {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.bg-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.5;
  animation: blobFloat 20s ease-in-out infinite;
}

.bg-blob-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #C7D2FE 0%, transparent 70%);
  top: -200px;
  right: -150px;
}

.bg-blob-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #FBCFE8 0%, transparent 70%);
  top: 200px;
  left: -200px;
  animation-delay: -8s;
}

.bg-blob-3 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, #A5F3FC 0%, transparent 70%);
  top: 600px;
  right: 20%;
  animation-delay: -14s;
}

@keyframes blobFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(40px, -30px) scale(1.08); }
  66% { transform: translate(-30px, 40px) scale(0.95); }
}

/* ===== 顶部导航栏 ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(99, 102, 241, 0.08);
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  height: 64px;
  padding: 0 32px;
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 700;
  font-size: 18px;
  color: #1F2937;
  flex-shrink: 0;
}

.logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, #6366F1 0%, #8B5CF6 50%, #EC4899 100%);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 800;
  box-shadow: 0 4px 12px -2px rgba(99, 102, 241, 0.4);
}

.logo-text {
  background: linear-gradient(135deg, #6366F1 0%, #EC4899 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-menu {
  display: flex;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
  flex: 1;
}

.nav-menu a {
  color: #4B5563;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-menu a:hover {
  color: #6366F1;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.btn-install {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  border: 1.5px solid #6366F1;
  background: rgba(99, 102, 241, 0.04);
  color: #6366F1;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

.btn-install:hover {
  background: #6366F1;
  color: #fff;
  box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}

.btn-membership {
  background: linear-gradient(135deg, #F97316 0%, #EC4899 100%);
  color: white;
  padding: 8px 18px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(249, 115, 22, 0.3);
  transition: all 0.2s;
}

.btn-membership:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(249, 115, 22, 0.4);
}

.nav-avatar {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: #4B5563;
  font-size: 13px;
  padding: 6px 12px;
  border-radius: 8px;
  background: rgba(99, 102, 241, 0.06);
}

.nav-avatar-img {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: linear-gradient(135deg, #6366F1 0%, #EC4899 100%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(99, 102, 241, 0.35);
}
.nav-avatar-img svg {
  width: 15px;
  height: 15px;
  display: block;
}
.nav-avatar:hover .nav-avatar-img {
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(99, 102, 241, 0.45);
}
.nav-avatar-img {
  transition: transform .2s, box-shadow .2s;
}

/* ===== Hero 区 ===== */
.hero {
  position: relative;
  padding: 80px 32px 60px;
  z-index: 1;
}

.hero-container {
  max-width: 1280px;
  margin: 0 auto;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(99, 102, 241, 0.15);
  border-radius: 999px;
  font-size: 13px;
  color: #6366F1;
  font-weight: 500;
  margin-bottom: 24px;
  animation: fadeUp 0.6s ease both;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #10B981;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2); }
  50% { box-shadow: 0 0 0 6px rgba(16, 185, 129, 0.1); }
}

.hero-title {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.15;
  margin: 0 0 20px;
  letter-spacing: -0.02em;
  color: #1F2937;
  animation: fadeUp 0.6s 0.1s ease both;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, #6366F1 0%, #8B5CF6 50%, #EC4899 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 18px;
  color: #6B7280;
  margin: 0 0 28px;
  animation: fadeUp 0.6s 0.2s ease both;
}

/* 特性标签条 */
.hero-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin: 0 0 56px;
  animation: fadeUp 0.6s 0.25s ease both;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: white;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 999px;
  font-size: 14px;
  color: #4B5563;
  font-weight: 500;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.hero-tag-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10B981;
  flex-shrink: 0;
}

/* 五个错位工具卡片 */
.hero-tools {
  position: relative;
  max-width: 980px;
  margin: 0 auto 60px;
  height: 180px;
  animation: fadeUp 0.6s 0.3s ease both;
}

.hero-tool {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 24px;
  background: white;
  border-radius: 16px;
  text-decoration: none;
  color: inherit;
  box-shadow: 0 4px 16px -4px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.04);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(0, 0, 0, 0.04);
  min-width: 180px;
}

.hero-tool:hover {
  transform: translateY(-8px) scale(1.04);
  box-shadow: 0 12px 32px -8px rgba(99, 102, 241, 0.2);
}

.hero-tool-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: white;
  background: linear-gradient(135deg, var(--c1) 0%, var(--c2) 100%);
  flex-shrink: 0;
  box-shadow: 0 4px 10px -2px rgba(0, 0, 0, 0.15);
}

.hero-tool-info {
  text-align: left;
}

.hero-tool-name {
  font-size: 16px;
  font-weight: 700;
  color: #1F2937;
  margin-bottom: 4px;
}

.hero-tool-desc {
  font-size: 12px;
  color: #6B7280;
}

.hero-tool-1 { top: 30px; left: 0; transform: rotate(-4deg); }
.hero-tool-2 { top: 0; left: 18%; transform: rotate(-1.5deg); z-index: 2; }
.hero-tool-3 { top: 10px; left: 38%; transform: rotate(1deg); z-index: 3; }
.hero-tool-4 { top: 0; left: 58%; transform: rotate(2.5deg); z-index: 2; }
.hero-tool-5 { top: 30px; right: 0; transform: rotate(4deg); }

.hero-tool-1:hover { transform: translateY(-8px) scale(1.04) rotate(-4deg); }
.hero-tool-2:hover { transform: translateY(-8px) scale(1.04) rotate(-1.5deg); }
.hero-tool-3:hover { transform: translateY(-8px) scale(1.04) rotate(1deg); }
.hero-tool-4:hover { transform: translateY(-8px) scale(1.04) rotate(2.5deg); }
.hero-tool-5:hover { transform: translateY(-8px) scale(1.04) rotate(4deg); }

/* 大搜索框 */
.search-box {
  max-width: 680px;
  margin: 0 auto;
  background: white;
  border-radius: 16px;
  padding: 6px 6px 6px 22px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 10px 30px -8px rgba(99, 102, 241, 0.15), 0 2px 6px rgba(0, 0, 0, 0.04);
  border: 1px solid rgba(99, 102, 241, 0.08);
  animation: fadeUp 0.6s 0.4s ease both;
  transition: box-shadow 0.2s, transform 0.2s, border-color 0.2s;
}

.search-box:focus-within {
  box-shadow: 0 12px 40px -8px rgba(99, 102, 241, 0.25), 0 0 0 4px rgba(99, 102, 241, 0.08);
  transform: translateY(-2px);
  border-color: rgba(99, 102, 241, 0.2);
}

.search-box-icon {
  font-size: 18px;
  color: #9CA3AF;
  flex-shrink: 0;
  line-height: 1;
}

.search-box input {
  flex: 1 1 auto;
  min-width: 0;
  border: none;
  outline: none;
  font-size: 15px;
  color: #1F2937;
  background: transparent;
  padding: 12px 0;
  font-family: inherit;
}

.search-box input::placeholder {
  color: #9CA3AF;
}

.search-box kbd {
  font-family: inherit;
  font-size: 12px;
  padding: 4px 8px;
  background: #F3F4F6;
  border-radius: 6px;
  color: #6B7280;
  border: 1px solid #E5E7EB;
  flex-shrink: 0;
  line-height: 1;
  white-space: nowrap;
}

.search-box button {
  background: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
  color: white;
  border: none;
  padding: 10px 22px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
  transition: all 0.2s;
  flex-shrink: 0;
  font-family: inherit;
}

.search-box button:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.search-box button span:last-child {
  transition: transform 0.2s;
}

.search-box button:hover span:last-child {
  transform: translateX(2px);
}

/* ===== 分类Tab ===== */
.categories {
  padding: 40px 32px 0;
  position: relative;
  z-index: 1;
}

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

.category-tabs {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 36px;
}

.cat-tab {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: white;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: #4B5563;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

.cat-tab:hover {
  border-color: #6366F1;
  color: #6366F1;
  transform: translateY(-1px);
}

.cat-tab.active {
  background: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
  color: white;
  border-color: transparent;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.cat-tab.active .cat-icon {
  background: rgba(255, 255, 255, 0.25);
}

.cat-icon {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  background: #F3F4F6;
}

/* ===== 工具网格 ===== */
.tools-section {
  padding: 0 32px 60px;
  position: relative;
  z-index: 1;
}

.tools-section .container {
  max-width: 1280px;
  margin: 0 auto;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.tool-card {
  background: white;
  border-radius: 16px;
  padding: 24px 20px;
  text-align: center;
  text-decoration: none;
  color: inherit;
  border: 1px solid rgba(0, 0, 0, 0.04);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.tool-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--c1) 0%, var(--c2) 100%);
  opacity: 0;
  transition: opacity 0.3s;
}

.tool-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px -8px rgba(0, 0, 0, 0.12);
  border-color: transparent;
}

.tool-card:hover::before {
  opacity: 0.04;
}

.tool-card-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 14px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  color: white;
  background: linear-gradient(135deg, var(--c1) 0%, var(--c2) 100%);
  box-shadow: 0 6px 14px -4px rgba(0, 0, 0, 0.15);
  position: relative;
  z-index: 1;
  transition: transform 0.3s;
}

.tool-card:hover .tool-card-icon {
  transform: scale(1.08) rotate(-5deg);
}

.tool-card-name {
  font-size: 15px;
  font-weight: 600;
  color: #1F2937;
  margin-bottom: 6px;
  position: relative;
  z-index: 1;
}

.tool-card-desc {
  font-size: 12px;
  color: #6B7280;
  line-height: 1.5;
  position: relative;
  z-index: 1;
}

.tool-card-tag {
  position: absolute;
  top: 12px;
  right: 12px;
  font-size: 10px;
  padding: 2px 8px;
  background: linear-gradient(135deg, #F97316 0%, #EC4899 100%);
  color: white;
  border-radius: 999px;
  font-weight: 600;
  z-index: 2;
}

.tool-card-tag.new {
  background: linear-gradient(135deg, #10B981 0%, #06B6D4 100%);
}

/* ===== 工具卡片收藏徽章 ===== */
.tool-card { position: relative; }

.fav-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.9);
  color: #9CA3AF;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
  z-index: 3;
  backdrop-filter: blur(4px);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.fav-btn svg {
  width: 16px;
  height: 16px;
  transition: transform 0.2s;
}

.fav-btn:hover {
  background: #fff;
  color: #F59E0B;
  transform: scale(1.15);
}

.fav-btn:hover svg {
  transform: scale(1.2);
}

.fav-btn.active {
  background: #FEF3C7;
  color: #F59E0B;
}

.fav-btn.active svg {
  fill: currentColor;
}

.fav-btn.active::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 50%;
  border: 2px solid #F59E0B;
  opacity: 0.3;
  animation: favPulse 2s ease-in-out infinite;
}

@keyframes favPulse {
  0%, 100% { transform: scale(1); opacity: 0.3; }
  50% { transform: scale(1.15); opacity: 0; }
}

/* ===== "我的收藏" Tab 专属样式 ===== */
.cat-tab[data-cat="fav"] {
  position: relative;
}

.fav-count {
  position: absolute;
  top: -4px;
  right: -4px;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 9px;
  background: #EF4444;
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  display: none;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.cat-tab.active .fav-count {
  background: #fff;
  color: #6366F1;
}

/* ===== 热搜词条 ===== */
.hot-keywords {
  padding: 40px 32px 60px;
  position: relative;
  z-index: 1;
}

.hot-keywords .container {
  max-width: 1280px;
  margin: 0 auto;
}

.hot-card {
  background: white;
  border-radius: 16px;
  padding: 24px 28px;
  border: 1px solid rgba(0, 0, 0, 0.04);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.hot-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.hot-title {
  font-size: 15px;
  font-weight: 700;
  color: #1F2937;
  display: flex;
  align-items: center;
  gap: 6px;
}

.hot-more {
  font-size: 13px;
  color: #6366F1;
  text-decoration: none;
}

.hot-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hot-tag {
  padding: 6px 14px;
  background: #F9FAFB;
  border-radius: 8px;
  font-size: 13px;
  color: #4B5563;
  text-decoration: none;
  transition: all 0.2s;
  border: 1px solid transparent;
}

.hot-tag:hover {
  background: #EEF2FF;
  color: #6366F1;
  border-color: rgba(99, 102, 241, 0.2);
}

.hot-tag.hot {
  background: linear-gradient(135deg, #FEF3C7 0%, #FDE68A 100%);
  color: #B45309;
}

/* ===== 新工具榜 + 热门工具榜 ===== */
.rankings {
  padding: 24px 32px 48px;
  position: relative;
  z-index: 1;
}
.rankings-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.ranking-card {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(99, 102, 241, 0.08);
  border-radius: 18px;
  padding: 24px 24px 16px;
  box-shadow: 0 4px 24px rgba(99, 102, 241, 0.06);
  position: relative;
  overflow: hidden;
}
.ranking-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, #6366F1, #8B5CF6);
}
.ranking-card.hot::before {
  background: linear-gradient(90deg, #F97316, #EC4899);
}
.ranking-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}
.ranking-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.ranking-icon svg { width: 22px; height: 22px; }
.ranking-icon.new {
  background: linear-gradient(135deg, #EEF2FF 0%, #E0E7FF 100%);
  color: #6366F1;
}
.ranking-icon.hot {
  background: linear-gradient(135deg, #FFE4E6 0%, #FECDD3 100%);
  color: #F43F5E;
}
.ranking-title-wrap { display: flex; flex-direction: column; gap: 2px; }
.ranking-title-wrap h3 {
  font-size: 18px;
  font-weight: 700;
  color: #111827;
  margin: 0;
}
.ranking-sub {
  font-size: 12px;
  color: #9CA3AF;
}
.ranking-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: rank;
}
.ranking-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 8px;
  border-radius: 10px;
  text-decoration: none;
  color: #374151;
  transition: background .2s, transform .2s;
  counter-increment: rank;
}
.ranking-item:hover {
  background: rgba(99, 102, 241, 0.06);
  transform: translateX(2px);
}
.ranking-item .rank-no {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  flex-shrink: 0;
  background: #F3F4F6;
  color: #6B7280;
}
.ranking-item:nth-child(1) .rank-no { background: linear-gradient(135deg, #F97316, #F59E0B); color: #fff; }
.ranking-item:nth-child(2) .rank-no { background: linear-gradient(135deg, #9CA3AF, #6B7280); color: #fff; }
.ranking-item:nth-child(3) .rank-no { background: linear-gradient(135deg, #D97706, #B45309); color: #fff; }
.ranking-item .rank-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #fff;
}
.ranking-item .rank-icon svg { width: 17px; height: 17px; }
.ranking-item .rank-name {
  flex: 1;
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ranking-item .rank-count {
  font-size: 12px;
  color: #9CA3AF;
  font-weight: 600;
  white-space: nowrap;
}
.ranking-item .rank-count b {
  color: #F43F5E;
  font-weight: 800;
}
.ranking-card.hot .rank-count b { color: #F43F5E; }
.ranking-card:not(.hot) .rank-count { display: none; }
.ranking-card:not(.hot) .rank-tag-new {
  font-size: 10px;
  font-weight: 700;
  color: #6366F1;
  background: #EEF2FF;
  padding: 2px 6px;
  border-radius: 4px;
}

/* ===== 关于 1ToolThree（GEO 权威段落） ===== */
.about {
  padding: 48px 32px 56px;
  position: relative;
  z-index: 1;
}
.about .section-header {
  text-align: center;
  margin-bottom: 36px;
}
.about-stats {
  max-width: 960px;
  margin: 0 auto 36px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.stat-item {
  text-align: center;
  padding: 24px 12px;
  background: rgba(99, 102, 241, 0.04);
  border: 1px solid rgba(99, 102, 241, 0.1);
  border-radius: 16px;
  transition: transform 0.25s, box-shadow 0.25s;
}
.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(99, 102, 241, 0.12);
}
.stat-num {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.1;
  background: linear-gradient(135deg, #6366F1, #8B5CF6);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 8px;
}
.stat-label {
  font-size: 14px;
  color: #6B7280;
  font-weight: 500;
}
.about-content {
  max-width: 820px;
  margin: 0 auto;
}
.about-content p {
  font-size: 15px;
  line-height: 1.85;
  color: #4B5563;
  margin-bottom: 16px;
}

/* ===== 高频场景应用 ===== */
.scenarios {
  padding: 24px 32px 56px;
  position: relative;
  z-index: 1;
}
.scenarios-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.scenario-card {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 22px 20px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(99, 102, 241, 0.08);
  border-radius: 18px;
  text-decoration: none;
  color: #1F2937;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.05);
  transition: transform .25s, box-shadow .25s, border-color .25s;
  overflow: hidden;
}
.scenario-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--sc1, #6366F1) 0%, var(--sc2, #8B5CF6) 100%);
  opacity: 0;
  transition: opacity .25s;
  z-index: 0;
}
.scenario-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(99, 102, 241, 0.18);
  border-color: transparent;
}
.scenario-card:hover::after { opacity: 0.04; }
.scenario-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--sc1, #6366F1) 0%, var(--sc2, #8B5CF6) 100%);
  color: #fff;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
  position: relative;
  z-index: 1;
}
.scenario-icon svg { width: 24px; height: 24px; }
.scenario-body { flex: 1; min-width: 0; position: relative; z-index: 1; }
.scenario-body h3 {
  font-size: 16px;
  font-weight: 700;
  color: #111827;
  margin: 0 0 6px;
}
.scenario-body p {
  font-size: 13px;
  color: #6B7280;
  margin: 0 0 10px;
  line-height: 1.5;
}
.scenario-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.scenario-tools span {
  font-size: 11px;
  font-weight: 600;
  color: #6366F1;
  background: rgba(99, 102, 241, 0.08);
  padding: 3px 8px;
  border-radius: 6px;
  white-space: nowrap;
}
.scenario-arrow {
  position: absolute;
  top: 18px;
  right: 18px;
  font-size: 18px;
  color: #9CA3AF;
  transition: transform .25s, color .25s;
  z-index: 1;
}
.scenario-card:hover .scenario-arrow {
  transform: translateX(4px);
  color: var(--sc1, #6366F1);
}

/* ===== 通用区块标题 ===== */
.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-title {
  font-size: 36px;
  font-weight: 800;
  color: #1F2937;
  margin: 0 0 12px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 16px;
  color: #6B7280;
  margin: 0;
}

/* ===== 费用说明 ===== */
.pricing {
  padding: 60px 32px;
  position: relative;
  z-index: 1;
}

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

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 960px;
  margin: 0 auto;
}

.pricing-card {
  background: white;
  border-radius: 20px;
  padding: 36px 28px;
  border: 1px solid rgba(0, 0, 0, 0.04);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  transition: all 0.3s;
  text-align: center;
  position: relative;
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px -8px rgba(0, 0, 0, 0.08);
  border-color: transparent;
}

.pricing-card.popular {
  border: 2px solid transparent;
  background:
    linear-gradient(white, white) padding-box,
    linear-gradient(135deg, #6366F1, #8B5CF6, #EC4899) border-box;
  box-shadow: 0 8px 24px -8px rgba(99, 102, 241, 0.25);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #6366F1 0%, #EC4899 100%);
  color: white;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 16px;
  border-radius: 999px;
  white-space: nowrap;
}

.pricing-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin: 0 auto 20px;
}

.pricing-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: #1F2937;
  margin: 0 0 12px;
}

.pricing-price {
  margin-bottom: 24px;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
}

.price-amount {
  font-size: 40px;
  font-weight: 800;
  background: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.price-unit {
  font-size: 15px;
  color: #6B7280;
}

.pricing-list {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  text-align: left;
}

.pricing-list li {
  font-size: 14px;
  color: #4B5563;
  padding: 8px 0;
  border-bottom: 1px solid #F3F4F6;
  display: flex;
  align-items: center;
  gap: 8px;
}

.pricing-list li::before {
  content: '✓';
  color: #10B981;
  font-weight: 700;
  flex-shrink: 0;
}

.pricing-list li:last-child {
  border-bottom: none;
}

.pricing-btn {
  display: block;
  width: 100%;
  padding: 12px;
  border-radius: 12px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.2s;
  background: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
  color: white;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.pricing-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(99, 102, 241, 0.4);
}

.pricing-btn.free {
  background: linear-gradient(135deg, #10B981 0%, #06B6D4 100%);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.pricing-btn.outline {
  background: white;
  color: #6366F1;
  border: 2px solid #6366F1;
  box-shadow: none;
}

.pricing-btn.outline:hover {
  background: #EEF2FF;
}

.pricing-note {
  text-align: center;
  font-size: 14px;
  color: #6B7280;
  margin: 32px auto 0;
  padding: 16px 24px;
  background: rgba(99, 102, 241, 0.04);
  border-radius: 12px;
  max-width: 800px;
}

/* ===== SVG 图标统一尺寸 ===== */
.tool-card-icon svg,
.pricing-icon svg {
  width: 30px;
  height: 30px;
}
.hero-tool-icon svg {
  width: 24px;
  height: 24px;
}
.cat-icon svg {
  width: 14px;
  height: 14px;
}
.search-box-icon svg {
  width: 18px;
  height: 18px;
}
.hot-title svg {
  width: 16px;
  height: 16px;
}
.pricing-note svg {
  width: 16px;
  height: 16px;
  vertical-align: -2px;
  margin-right: 4px;
}

/* ===== 动画 ===== */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .tools-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .hero-title {
    font-size: 44px;
  }
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: 720px;
  }
  .scenarios-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  .nav-container {
    padding: 0 16px;
    gap: 12px;
  }
  .btn-membership {
    padding: 6px 12px;
    font-size: 12px;
  }
  .btn-install span {
    display: none;
  }
  .btn-install {
    padding: 7px 10px;
  }
  .nav-avatar span {
    display: none;
  }
  .hero {
    padding: 40px 16px 30px;
  }
  .hero-title {
    font-size: 32px;
  }
  .hero-subtitle {
    font-size: 15px;
    margin-bottom: 40px;
  }
  .hero-tools {
    height: auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 30px;
  }
  .hero-tool {
    position: static;
    transform: none !important;
    min-width: 0;
    padding: 14px 16px;
  }
  .hero-tool-icon {
    width: 40px;
    height: 40px;
    font-size: 18px;
  }
  .hero-tool-name {
    font-size: 14px;
  }
  .hero-tool-desc {
    font-size: 11px;
  }
  .search-box {
    flex-wrap: wrap;
    padding: 10px;
    border-radius: 14px;
  }
  .search-box-icon {
    display: none;
  }
  .search-box input {
    flex: 1 1 100%;
    order: 1;
    padding: 10px 8px;
    font-size: 14px;
  }
  .search-box kbd {
    display: none;
  }
  .search-box button {
    order: 2;
    width: 100%;
    justify-content: center;
    padding: 10px;
  }
  .categories,
  .tools-section,
  .hot-keywords,
  .pricing,
  .rankings,
  .scenarios {
    padding-left: 16px;
    padding-right: 16px;
  }
  .rankings-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .scenarios-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .scenario-card { padding: 18px 16px; }
  .category-tabs {
    gap: 8px;
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 8px;
    margin-left: -16px;
    margin-right: -16px;
    padding-left: 16px;
    padding-right: 16px;
    -webkit-overflow-scrolling: touch;
  }
  .cat-tab {
    flex-shrink: 0;
    padding: 8px 14px;
    font-size: 13px;
  }
  .tools-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .pricing-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    max-width: 400px;
  }
  .pricing-card {
    padding: 28px 24px;
  }
  .price-amount {
    font-size: 32px;
  }
  .section-title {
    font-size: 24px;
  }
  .hot-card {
    padding: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .bg-blob,
  .hero-badge-dot {
    animation: none;
  }
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}