/* 全局样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  overflow-x: hidden;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #fff;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.btn {
  display: inline-block;
  padding: 12px 32px;
  background-color: #6699ff;
  color: #fff;
  border-radius: 8px;
  font-weight: 500;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn:hover {
  background-color: #5588ee;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(102, 153, 255, 0.3);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* 导航栏 */
nav {
  background-color: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
}

nav .logo {
  font-size: 24px;
  font-weight: 700;
  color: #6699ff;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 32px;
}

nav ul li a {
  color: #333;
  font-weight: 500;
  transition: color 0.3s ease;
}

nav ul li a:hover {
  color: #6699ff;
}

/* 页脚 */
footer {
  background-color: #2c3e50;
  color: #ecf0f1;
  padding: 48px 0 24px;
  margin-top: 80px;
}

footer .container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 32px;
  margin-bottom: 32px;
}

footer h3 {
  margin-bottom: 16px;
  color: #fff;
}

footer p,
footer a {
  color: #bdc3c7;
  margin-bottom: 8px;
}

footer a:hover {
  color: #6699ff;
}

footer .copyright {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid #34495e;
  color: #95a5a6;
}

/* Hero 区域 - 方案 A */
.hero-de7f5b {
  position: relative;
  min-height: 600px;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
}

.hero-de7f5b::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.3);
  z-index: 1;
}

.hero-de7f5b .container {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 48px;
}

.hero-de7f5b .hero-square {
  flex: 0 0 400px;
  aspect-ratio: 1 / 1;
}

.hero-de7f5b .hero-square img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.hero-de7f5b .hero-content {
  flex: 1;
  color: #fff;
}

.hero-de7f5b h1 {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 24px;
  line-height: 1.2;
}

/* 关于我们块 */
.story-de7f5b {
  padding: 80px 0;
  background-color: #f8f9fa;
}

.story-de7f5b .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.story-de7f5b img {
  width: 100%;
  border-radius: 16px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.story-de7f5b h2 {
  font-size: 36px;
  margin-bottom: 24px;
  color: #2c3e50;
}

.story-de7f5b p {
  font-size: 16px;
  line-height: 1.8;
  color: #555;
}

/* 服务块 */
.expertise-de7f5b {
  padding: 80px 0;
  background-color: rgba(102, 153, 255, 0.05);
}

.expertise-de7f5b h2 {
  text-align: center;
  font-size: 36px;
  margin-bottom: 56px;
  color: #2c3e50;
}

.expertise-de7f5b .expertise-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.expertise-de7f5b .expertise-item {
  text-align: center;
  padding: 32px 24px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.expertise-de7f5b .expertise-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.expertise-de7f5b .expertise-item i {
  font-size: 48px;
  color: #6699ff;
  margin-bottom: 16px;
}

.expertise-de7f5b .expertise-item h3 {
  font-size: 20px;
  margin-bottom: 12px;
  color: #2c3e50;
}

.expertise-de7f5b .expertise-item p {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
}

/* 优势块 */
.edge-de7f5b {
  padding: 80px 0;
  background-color: #fff;
}

.edge-de7f5b h2 {
  text-align: center;
  font-size: 36px;
  margin-bottom: 56px;
  color: #2c3e50;
}

.edge-de7f5b .edge-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.edge-de7f5b .edge-item {
  text-align: center;
  padding: 32px 24px;
  background: #f8f9fa;
  border-radius: 12px;
  transition: all 0.3s ease;
}

.edge-de7f5b .edge-item:hover {
  background: #fff;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  transform: translateY(-4px);
}

.edge-de7f5b .edge-item i {
  font-size: 48px;
  color: #33cc33;
  margin-bottom: 16px;
}

.edge-de7f5b .edge-item h3 {
  font-size: 20px;
  margin-bottom: 12px;
  color: #2c3e50;
}

.edge-de7f5b .edge-item p {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
}

/* 案例块 */
.showcase-de7f5b {
  padding: 80px 0;
  background-color: #fff;
  overflow: hidden;
}

.showcase-de7f5b h2 {
  text-align: center;
  font-size: 36px;
  margin-bottom: 56px;
  color: #2c3e50;
}

.showcase-de7f5b .showcase-wrapper {
  overflow: hidden;
  position: relative;
}

.showcase-de7f5b .showcase-track {
  display: flex;
  gap: 24px;
  animation: scroll-showcase 30s linear infinite;
}

.showcase-de7f5b .showcase-track:hover {
  animation-play-state: paused;
}

.showcase-de7f5b .showcase-item {
  flex: 0 0 350px;
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.showcase-de7f5b .showcase-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.showcase-de7f5b .showcase-item img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 0;
}

.showcase-de7f5b .showcase-item h3 {
  padding: 16px 20px 8px;
  font-size: 18px;
  color: #2c3e50;
}

.showcase-de7f5b .showcase-item p {
  padding: 0 20px 16px;
  font-size: 14px;
  color: #666;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  word-break: break-word;
}

@keyframes scroll-showcase {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* 首页文章块 */
.updates-de7f5b {
  padding: 80px 0;
  background-color: #f8f9fa;
}

.updates-de7f5b h2 {
  text-align: center;
  font-size: 36px;
  margin-bottom: 56px;
  color: #2c3e50;
}

.updates-de7f5b .updates-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.updates-de7f5b .updates-item {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.updates-de7f5b .updates-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.updates-de7f5b .updates-item img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 0;
}

.updates-de7f5b .updates-item h3 {
  padding: 16px 20px 8px;
  font-size: 16px;
  color: #2c3e50;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  word-break: break-word;
}

.updates-de7f5b .updates-item p {
  padding: 0 20px 16px;
  font-size: 13px;
  color: #999;
}

.updates-de7f5b .updates-item p:last-child {
  color: #666;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  word-break: break-word;
}

/* 工作流程块 - 横向时间轴 */
.journey-de7f5b {
  padding: 80px 0;
  background-color: #fff;
}

.journey-de7f5b h2 {
  text-align: center;
  font-size: 36px;
  margin-bottom: 56px;
  color: #2c3e50;
}

.journey-de7f5b .journey-timeline {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  position: relative;
  padding: 40px 0;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.journey-de7f5b .journey-timeline::-webkit-scrollbar {
  display: none;
}

.journey-de7f5b .journey-timeline::before {
  content: '';
  position: absolute;
  top: 80px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(to right, #6699ff, #33cc33);
  z-index: 0;
}

.journey-de7f5b .journey-step {
  flex: 1;
  min-width: 200px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.journey-de7f5b .journey-step::before {
  content: '';
  width: 20px;
  height: 20px;
  background: #6699ff;
  border: 4px solid #fff;
  border-radius: 50%;
  position: absolute;
  top: 70px;
  left: 50%;
  transform: translateX(-50%);
  box-shadow: 0 0 0 4px rgba(102, 153, 255, 0.2);
}

.journey-de7f5b .journey-step img {
  width: 120px;
  height: 120px;
  margin: 0 auto 16px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.journey-de7f5b .journey-step h3 {
  font-size: 18px;
  margin-bottom: 8px;
  color: #2c3e50;
}

.journey-de7f5b .journey-step p {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
  word-break: break-word;
}

/* 团队块 */
.crew-de7f5b {
  padding: 80px 0;
  background-color: #f8f9fa;
}

.crew-de7f5b h2 {
  text-align: center;
  font-size: 36px;
  margin-bottom: 56px;
  color: #2c3e50;
}

.crew-de7f5b .crew-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 32px;
}

.crew-de7f5b .crew-member {
  text-align: center;
  padding: 32px;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.crew-de7f5b .crew-member:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.crew-de7f5b .crew-member img {
  width: 120px;
  height: 120px;
  margin: 0 auto 16px;
  border-radius: 50%;
  object-fit: cover;
}

.crew-de7f5b .crew-member h3 {
  font-size: 20px;
  margin-bottom: 8px;
  color: #2c3e50;
}

.crew-de7f5b .crew-member p {
  font-size: 14px;
  color: #6699ff;
  font-weight: 500;
}

/* 评论块 */
.voices-de7f5b {
  padding: 80px 0;
  background-color: #fff;
  overflow: hidden;
}

.voices-de7f5b h2 {
  text-align: center;
  font-size: 36px;
  margin-bottom: 56px;
  color: #2c3e50;
}

.voices-de7f5b .voices-wrapper {
  overflow: hidden;
  position: relative;
}

.voices-de7f5b .voices-track {
  display: flex;
  gap: 32px;
  animation: scroll-voices 25s linear infinite;
}

.voices-de7f5b .voices-track:hover {
  animation-play-state: paused;
}

.voices-de7f5b .voices-card {
  flex: 0 0 400px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #fff;
  padding: 32px;
  border-radius: 16px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.voices-de7f5b .voices-card p:first-child {
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 24px;
  font-style: italic;
  word-break: break-word;
}

.voices-de7f5b .voices-card h4 {
  font-size: 18px;
  margin-bottom: 4px;
}

.voices-de7f5b .voices-card p:last-child {
  font-size: 14px;
  opacity: 0.9;
}

@keyframes scroll-voices {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* 问答块 */
.queries-de7f5b {
  padding: 80px 0;
  background-color: #f8f9fa;
}

.queries-de7f5b h2 {
  text-align: center;
  font-size: 36px;
  margin-bottom: 56px;
  color: #2c3e50;
}

.queries-de7f5b .queries-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.queries-de7f5b .queries-item {
  background: #fff;
  padding: 24px;
  border-radius: 12px;
  border-left: 4px solid #6699ff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.queries-de7f5b .queries-item:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
  transform: translateX(4px);
}

.queries-de7f5b .queries-item h3 {
  font-size: 18px;
  margin-bottom: 12px;
  color: #2c3e50;
  display: flex;
  align-items: center;
  gap: 8px;
}

.queries-de7f5b .queries-item h3::before {
  content: 'Q:';
  color: #6699ff;
  font-weight: 700;
}

.queries-de7f5b .queries-item p {
  font-size: 14px;
  color: #666;
  line-height: 1.8;
  word-break: break-word;
}

/* 合作伙伴块 */
.allies-de7f5b {
  padding: 80px 0;
  background-color: #fff;
  overflow: hidden;
}

.allies-de7f5b h2 {
  text-align: center;
  font-size: 36px;
  margin-bottom: 56px;
  color: #2c3e50;
}

.allies-de7f5b .allies-wrapper {
  overflow: hidden;
  position: relative;
}

.allies-de7f5b .allies-track {
  display: flex;
  gap: 48px;
  align-items: center;
  animation: scroll-allies 35s linear infinite;
}

.allies-de7f5b .allies-track:hover {
  animation-play-state: paused;
}

.allies-de7f5b .allies-logo {
  flex: 0 0 200px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: #f8f9fa;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.allies-de7f5b .allies-logo:hover {
  background: #fff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.allies-de7f5b .allies-logo img {
  max-width: 100%;
  max-height: 100%;
  object-fit: cover;
}

@keyframes scroll-allies {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* 荣誉块 */
.laurels-de7f5b {
  padding: 80px 0;
  background-color: #f8f9fa;
}

.laurels-de7f5b h2 {
  text-align: center;
  font-size: 36px;
  margin-bottom: 56px;
  color: #2c3e50;
}

.laurels-de7f5b .laurels-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 32px;
}

.laurels-de7f5b .laurels-item {
  text-align: center;
  padding: 40px 24px;
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  color: #fff;
  border-radius: 16px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  transition: all 0.3s ease;
}

.laurels-de7f5b .laurels-item:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.laurels-de7f5b .laurels-item .laurels-number {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 16px;
  opacity: 0.9;
}

.laurels-de7f5b .laurels-item h3 {
  font-size: 20px;
  font-weight: 600;
}

/* 联系我们块 */
.reach-de7f5b {
  padding: 80px 0;
  background-color: #fff;
}

.reach-de7f5b h2 {
  text-align: center;
  font-size: 36px;
  margin-bottom: 56px;
  color: #2c3e50;
}

.reach-de7f5b .container > div {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}

.reach-de7f5b .reach-info p {
  font-size: 16px;
  margin-bottom: 16px;
  color: #555;
  display: flex;
  align-items: center;
  gap: 12px;
}

.reach-de7f5b .reach-info i {
  color: #6699ff;
  font-size: 20px;
}

.reach-de7f5b form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.reach-de7f5b input,
.reach-de7f5b textarea {
  padding: 12px 16px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  transition: all 0.3s ease;
}

.reach-de7f5b input:focus,
.reach-de7f5b textarea:focus {
  outline: none;
  border-color: #6699ff;
  box-shadow: 0 0 0 3px rgba(102, 153, 255, 0.1);
}

.reach-de7f5b textarea {
  min-height: 120px;
  resize: vertical;
}

/* CTA 块 */
.cta-de7f5b {
  padding: 80px 0;
  background: linear-gradient(135deg, #6699ff 0%, #33cc33 100%);
  color: #fff;
  text-align: center;
}

.cta-de7f5b h2 {
  font-size: 42px;
  margin-bottom: 32px;
  font-weight: 700;
}

.cta-de7f5b .btn {
  background-color: #fff;
  color: #6699ff;
  font-size: 18px;
  padding: 16px 48px;
}

.cta-de7f5b .btn:hover {
  background-color: #f8f9fa;
  transform: translateY(-4px);
}

/* 列表页 */
.listing-de7f5b {
  padding: 80px 0;
  background-color: #f8f9fa;
}

.listing-de7f5b h1 {
  text-align: center;
  font-size: 42px;
  margin-bottom: 56px;
  color: #2c3e50;
}

.listing-de7f5b .listing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.listing-de7f5b .listing-item {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.listing-de7f5b .listing-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.listing-de7f5b .listing-item img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 0;
}

.listing-de7f5b .listing-item h3 {
  padding: 20px 24px 8px;
  font-size: 18px;
  color: #2c3e50;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  word-break: break-word;
}

.listing-de7f5b .listing-item p {
  padding: 0 24px 20px;
  font-size: 14px;
  color: #999;
}

.listing-de7f5b .listing-item p:last-child {
  color: #666;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  word-break: break-word;
}

/* 详情页 */
.reading-de7f5b {
  padding: 80px 0;
  background-color: #fff;
}

.reading-de7f5b article {
  max-width: 800px;
  margin: 0 auto;
}

.reading-de7f5b h1 {
  font-size: 42px;
  margin-bottom: 24px;
  color: #2c3e50;
  line-height: 1.3;
  word-break: break-word;
}

.reading-de7f5b .reading-meta {
  display: flex;
  gap: 24px;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid #e0e0e0;
  color: #999;
  font-size: 14px;
}

.reading-de7f5b .reading-featured {
  width: 100%;
  max-height: 500px;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 40px;
}

.reading-de7f5b .reading-content {
  font-size: 16px;
  line-height: 1.8;
  color: #333;
  word-break: break-word;
}

.reading-de7f5b .reading-content p {
  margin-bottom: 20px;
}

.reading-de7f5b .reading-content img {
  margin: 32px 0;
  border-radius: 8px;
}

.reading-de7f5b .reading-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px solid #e0e0e0;
}

.reading-de7f5b .reading-nav a {
  color: #6699ff;
  font-weight: 500;
  transition: all 0.3s ease;
}

.reading-de7f5b .reading-nav a:hover {
  color: #5588ee;
  text-decoration: underline;
}

/* 响应式 */
@media (max-width: 1024px) {
  .hero-de7f5b .container {
    flex-direction: column;
  }
  
  .hero-de7f5b .hero-square {
    flex: 0 0 300px;
  }
  
  .story-de7f5b .container {
    grid-template-columns: 1fr;
  }
  
  .expertise-de7f5b .expertise-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .edge-de7f5b .edge-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .updates-de7f5b .updates-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .listing-de7f5b .listing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .queries-de7f5b .queries-grid {
    grid-template-columns: 1fr;
  }
  
  .reach-de7f5b .container > div {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  nav ul {
    gap: 16px;
    font-size: 14px;
  }
  
  .hero-de7f5b h1 {
    font-size: 32px;
  }
  
  .expertise-de7f5b .expertise-grid,
  .edge-de7f5b .edge-grid,
  .updates-de7f5b .updates-grid,
  .listing-de7f5b .listing-grid {
    grid-template-columns: 1fr;
  }
  
  .journey-de7f5b .journey-timeline {
    flex-direction: column;
  }
  
  .journey-de7f5b .journey-timeline::before {
    top: 0;
    bottom: 0;
    left: 60px;
    width: 2px;
    height: auto;
  }
  
  .journey-de7f5b .journey-step::before {
    top: 50%;
    left: 60px;
    transform: translateY(-50%);
  }
  
  .journey-de7f5b .journey-step {
    text-align: left;
    padding-left: 100px;
  }
  
  .journey-de7f5b .journey-step img {
    margin: 0 0 16px 0;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }
  
  nav ul {
    flex-wrap: wrap;
    gap: 12px;
  }
  
  .hero-de7f5b .hero-square {
    flex: 0 0 250px;
  }
  
  .reading-de7f5b h1 {
    font-size: 28px;
  }
}

/* 淡入动画 */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}