/* ===== 页面专属样式 ===== */

/* Banner */
.banner-wrapper {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: center;
  background: linear-gradient(145deg, #f0f4fc 0%, #dce6f5 60%, #c8d8ee 100%);
  overflow: hidden;
}
.banner-wrapper::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 70% 20%, rgba(24, 119, 242, 0.04) 0%, transparent 50%),
    radial-gradient(ellipse at 20% 80%, rgba(24, 119, 242, 0.03) 0%, transparent 40%);
  z-index: 1;
}
.banner-wrapper .deco-fb {
  position: absolute;
  z-index: 1;
  opacity: 0.04;
  color: #1877f2;
  line-height: 1;
}
.banner-wrapper .deco-fb:nth-child(1) {
  top: 0%;
  right: 25%;
  transform: rotate(-10deg);
}
.banner-wrapper .deco-fb:nth-child(2) {
  bottom: 5%;
  left: 40%;
  transform: rotate(15deg);
}
.banner-wrapper .banner-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 20px 0;
}
.banner-wrapper .banner-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.banner-wrapper .banner-text .badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(24, 119, 242, 0.08);
  color: #1877f2;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 20px 6px 16px;
  border-radius: 100px;
}
.banner-wrapper .banner-text .badge .dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: #1877f2;
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.4;
    transform: scale(0.7);
  }
}
.banner-wrapper .banner-text h1 {
  font-size: clamp(2.4rem, 4.5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.15;
  color: #1a2a3a;
  margin: 14px 0 12px;
}
.banner-wrapper .banner-text h1 .highlight {
  color: #1877f2;
}
.banner-wrapper .banner-text .desc {
  font-size: 1.05rem;
  line-height: 1.8;
  color: #4a5f7a;
  max-width: 500px;
}
.banner-wrapper .banner-text .actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 22px;
}
.banner-wrapper .btn-primary-banner {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #1877f2;
  color: #fff;
  font-weight: 600;
  padding: 14px 38px;
  border-radius: 60px;
  font-size: 0.95rem;
  transition: all 0.25s;
  box-shadow: 0 8px 30px rgba(24, 119, 242, 0.3);
  text-decoration: none;
}
.banner-wrapper .btn-primary-banner:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 40px rgba(24, 119, 242, 0.4);
  background: #1464d6;
}
.banner-wrapper .btn-outline-banner {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: #1a2a3a;
  font-weight: 500;
  padding: 14px 32px;
  border-radius: 60px;
  font-size: 0.95rem;
  border: 1.5px solid #d7e1ed;
  transition: all 0.25s;
  text-decoration: none;
}
.banner-wrapper .btn-outline-banner:hover {
  background: rgba(24, 119, 242, 0.04);
  border-color: #1877f2;
  transform: translateY(-2px);
}

/* 右侧视觉 */
.banner-wrapper .banner-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}
.banner-wrapper .banner-visual .fb-circle {
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 30%, rgba(24, 119, 242, 0.06), rgba(24, 119, 242, 0.01));
  border: 1px solid rgba(24, 119, 242, 0.04);
  position: relative;
  animation: float-fb 7s ease-in-out infinite;
}
@keyframes float-fb {
  0%,
  100% {
    transform: translateY(0px) scale(1);
  }
  50% {
    transform: translateY(-12px) scale(1.02);
  }
}
.banner-wrapper .banner-visual .fb-circle .center-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 72px;
  height: 72px;
  color: #1877f2;
}
.banner-wrapper .banner-visual .fb-circle .ring-icon {
  position: absolute;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  animation: float-icon-fb 9s ease-in-out infinite;
  color: #1877f2;
}
.banner-wrapper .banner-visual .fb-circle .ring-icon svg {
  width: 24px;
  height: 24px;
}
.banner-wrapper .banner-visual .fb-circle .ring-icon:nth-child(2) {
  top: 0%;
  left: 10%;
  animation-delay: 0s;
}
.banner-wrapper .banner-visual .fb-circle .ring-icon:nth-child(3) {
  top: 20%;
  right: -5%;
  animation-delay: 1.8s;
}
.banner-wrapper .banner-visual .fb-circle .ring-icon:nth-child(4) {
  bottom: 15%;
  left: -2%;
  animation-delay: 3.2s;
}
.banner-wrapper .banner-visual .fb-circle .ring-icon:nth-child(5) {
  bottom: 5%;
  right: 8%;
  animation-delay: 0.9s;
}
@keyframes float-icon-fb {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-12px) rotate(5deg);
  }
}

.banner-wrapper .stats-row {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 30px 50px;
  margin-top: 16px;
  padding-top: 18px;
  border-top: 1px solid rgba(24, 119, 242, 0.06);
}
.banner-wrapper .stats-row .stat-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #4a5f7a;
  font-size: 14px;
}
.banner-wrapper .stats-row .stat-item .num {
  font-weight: 700;
  color: #1a2a3a;
  font-size: 18px;
}
.banner-wrapper .stats-row .stat-item .blue {
  color: #1877f2;
}

/* ===== 图文交替模块 ===== */
.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
  padding: 40px 0;
}
.feature-block.reverse {
  direction: rtl;
}
.feature-block.reverse > * {
  direction: ltr;
}
.feature-block .feature-image {
  border-radius: 24px;
  overflow: hidden;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background-size: cover;
  background-position: center;
}
.feature-block .feature-image.global {
  background: linear-gradient(145deg, #1a2a4a, #2a4a7a);
  position: relative;
  overflow: hidden;
}
.feature-block .feature-image.global .globe-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: white;
  padding: 30px;
  position: relative;
  z-index: 2;
}
.feature-block .feature-image.global .globe-visual .globe-icon {
  width: 72px;
  height: 72px;
  margin-bottom: 12px;
  color: #8ab4f8;
}
.feature-block .feature-image.global .globe-visual .globe-number {
  font-size: 48px;
  font-weight: 800;
  color: #8ab4f8;
}
.feature-block .feature-image.global .globe-visual .globe-text {
  font-size: 14px;
  opacity: 0.6;
  letter-spacing: 2px;
  color: #fff;
}
.feature-block .feature-image.global .dot-grid {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    radial-gradient(circle at 60% 70%, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}
.feature-block .feature-image.ai {
  background: linear-gradient(145deg, #0d1a2b, #1a2a4a);
  position: relative;
  overflow: hidden;
}
.feature-block .feature-image.ai .ai-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: white;
  padding: 30px;
  position: relative;
  z-index: 2;
}
.feature-block .feature-image.ai .ai-visual .ai-icon {
  width: 64px;
  height: 64px;
  margin-bottom: 12px;
  color: #5bffb5;
}
.feature-block .feature-image.ai .ai-visual .ai-number {
  font-size: 48px;
  font-weight: 800;
  color: #5bffb5;
}
.feature-block .feature-image.ai .ai-visual .ai-text {
  font-size: 14px;
  opacity: 0.6;
  letter-spacing: 2px;
  color: #fff;
}
.feature-block .feature-image.ai .grid-pattern {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 40px 40px;
}
.feature-block .feature-image.ai .glow-dots {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #5bffb5;
  box-shadow: 0 0 20px rgba(91, 255, 181, 0.3);
  opacity: 0.4;
}
.feature-block .feature-image.ai .glow-dots:nth-child(3) {
  top: 20%;
  left: 15%;
  animation: pulse-glow 3s ease-in-out infinite;
}
.feature-block .feature-image.ai .glow-dots:nth-child(4) {
  bottom: 30%;
  right: 20%;
  animation: pulse-glow 4s ease-in-out infinite 1s;
}
.feature-block .feature-image.ai .glow-dots:nth-child(5) {
  top: 50%;
  left: 75%;
  animation: pulse-glow 3.5s ease-in-out infinite 2s;
}
@keyframes pulse-glow {
  0%,
  100% {
    opacity: 0.2;
    transform: scale(1);
  }
  50% {
    opacity: 0.8;
    transform: scale(1.5);
  }
}
.feature-block .feature-content h3 {
  font-size: 28px;
  font-weight: 700;
  color: #1a2a3a;
  margin-bottom: 12px;
}
.feature-block .feature-content h3 .highlight {
  color: #1877f2;
}
.feature-block .feature-content p {
  font-size: 16px;
  color: #4a5f7a;
  line-height: 1.8;
  margin-bottom: 16px;
}
.feature-block .feature-content ul {
  list-style: none;
  padding: 0;
}
.feature-block .feature-content ul li {
  font-size: 15px;
  color: #1a2a3a;
  padding: 6px 0;
  display: flex;
  align-items: center;
  gap: 10px;
}
.feature-block .feature-content ul li::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 18px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231877F2' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E")
    no-repeat center;
  background-size: contain;
  flex-shrink: 0;
}
.feature-block .feature-content .btn-link {
  display: inline-block;
  margin-top: 12px;
  color: #1877f2;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid #1877f2;
  padding-bottom: 2px;
  transition: all 0.2s;
}
.feature-block .feature-content .btn-link:hover {
  opacity: 0.7;
}

/* ===== 广告展现样式 - 丰富版 ===== */
.ad-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.ad-showcase .ad-item {
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid #e8ecf0;
  transition: all 0.3s;
  background: white;
}
.ad-showcase .ad-item:hover {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
  transform: translateY(-4px);
  border-color: #1877f2;
}
.ad-showcase .ad-item .ad-badge {
  background: rgba(24, 119, 242, 0.12);
  margin-left: 10px;
  color: #1877f2;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 20px;
  backdrop-filter: blur(4px);
}
.ad-showcase .ad-item .ad-info {
  padding: 20px 24px 24px;
}
.ad-showcase .ad-item .ad-info .ad-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}
.ad-showcase .ad-item .ad-info .ad-header h4 {
  font-size: 18px;
  font-weight: 700;
  color: #1a2a3a;
}
.ad-showcase .ad-item .ad-info .ad-header .ctr-badge {
  background: #e8f5e9;
  color: #2e7d32;
  font-size: 12px;
  font-weight: 600;
  padding: 2px 12px;
  border-radius: 20px;
}
.ad-showcase .ad-item .ad-info p {
  font-size: 14px;
  color: #4a5f7a;
  line-height: 1.7;
  margin-top: 4px;
}
.ad-showcase .ad-item .ad-info .ad-metrics {
  display: flex;
  gap: 20px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid #f0f2f5;
}
.ad-showcase .ad-item .ad-info .ad-metrics .metric {
  display: flex;
  flex-direction: column;
}
.ad-showcase .ad-item .ad-info .ad-metrics .metric .value {
  font-size: 16px;
  font-weight: 700;
  color: #1a2a3a;
}
.ad-showcase .ad-item .ad-info .ad-metrics .metric .label {
  font-size: 11px;
  color: #7f8fa0;
}

/* 服务列表 */
.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.service-grid .service-item {
  text-align: center;
  padding: 20px 16px;
  border-radius: 16px;
  background: white;
  border: 1px solid #e8ecf0;
  transition: all 0.25s;
}
.service-grid .service-item:hover {
  border-color: #1877f2;
  box-shadow: 0 4px 16px rgba(24, 119, 242, 0.04);
}
.service-grid .service-item .icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: #1877f2;
  margin-bottom: 8px;
}
.service-grid .service-item .icon svg {
  width: 32px;
  height: 32px;
}
.service-grid .service-item h5 {
  font-size: 14px;
  font-weight: 600;
  color: #1a2a3a;
}

@media (max-width: 1024px) {
  .banner-wrapper .banner-visual .fb-circle {
    width: 220px;
    height: 220px;
  }
  .banner-wrapper .banner-visual .fb-circle .center-icon {
    width: 52px;
    height: 52px;
  }
  .banner-wrapper .banner-visual .fb-circle .ring-icon {
    width: 42px;
    height: 42px;
  }
  .banner-wrapper .banner-visual .fb-circle .ring-icon svg {
    width: 20px;
    height: 20px;
  }
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .ad-showcase {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 768px) {
  .banner-wrapper .banner-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    text-align: center;
  }
  .banner-wrapper .banner-text .desc {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }
  .banner-wrapper .banner-text .actions {
    justify-content: center;
  }
  .banner-wrapper .banner-visual .fb-circle {
    width: 180px;
    height: 180px;
  }
  .banner-wrapper .banner-visual .fb-circle .center-icon {
    width: 40px;
    height: 40px;
  }
  .banner-wrapper .banner-visual .fb-circle .ring-icon {
    width: 36px;
    height: 36px;
  }
  .banner-wrapper .banner-visual .fb-circle .ring-icon svg {
    width: 16px;
    height: 16px;
  }
  .banner-wrapper .stats-row {
    gap: 16px 24px;
  }
  .banner-wrapper .stats-row .stat-item {
    font-size: 12px;
  }
  .banner-wrapper .stats-row .stat-item .num {
    font-size: 15px;
  }
  .banner-wrapper .deco-fb {
    display: none;
  }
  .feature-block {
    grid-template-columns: 1fr;
    gap: 24px;
    text-align: center;
  }
  .feature-block.reverse {
    direction: ltr;
  }
  .feature-block .feature-content ul li {
    justify-content: center;
  }
  .feature-block .feature-image {
    min-height: 200px;
  }
  .ad-showcase .ad-item .ad-preview {
    height: 160px;
  }
  .ad-showcase .ad-item .ad-info .ad-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .ad-showcase .ad-item .ad-info .ad-metrics {
    flex-wrap: wrap;
    gap: 12px;
  }
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 480px) {
  .banner-wrapper .banner-text h1 {
    font-size: 1.8rem;
  }
  .banner-wrapper .btn-primary-banner,
  .banner-wrapper .btn-outline-banner {
    padding: 12px 24px;
    font-size: 0.85rem;
    width: 100%;
    justify-content: center;
  }
  .banner-wrapper .banner-text .actions {
    flex-direction: column;
    align-items: stretch;
  }
  .banner-wrapper .banner-visual .fb-circle {
    width: 140px;
    height: 140px;
  }
  .banner-wrapper .banner-visual .fb-circle .center-icon {
    width: 32px;
    height: 32px;
  }
  .banner-wrapper .banner-visual .fb-circle .ring-icon {
    width: 28px;
    height: 28px;
  }
  .banner-wrapper .banner-visual .fb-circle .ring-icon svg {
    width: 12px;
    height: 12px;
  }
  .feature-block .feature-content h3 {
    font-size: 22px;
  }
  .feature-block .feature-image {
    min-height: 160px;
  }
  .feature-block .feature-image.global .globe-visual .globe-number,
  .feature-block .feature-image.ai .ai-visual .ai-number {
    font-size: 32px;
  }
  .feature-block .feature-image.global .globe-visual .globe-icon,
  .feature-block .feature-image.ai .ai-visual .ai-icon {
    width: 48px;
    height: 48px;
  }
  .ad-showcase .ad-item .ad-preview {
    height: 120px;
  }
  .ad-showcase .ad-item .ad-preview svg {
    width: 36px;
    height: 36px;
  }
  .ad-showcase .ad-item .ad-info .ad-metrics .metric .value {
    font-size: 14px;
  }
  .service-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
  .service-grid .service-item {
    padding: 14px 10px;
  }
  .service-grid .service-item .icon {
    width: 32px;
    height: 32px;
  }
  .service-grid .service-item .icon svg {
    width: 24px;
    height: 24px;
  }
  .service-grid .service-item h5 {
    font-size: 12px;
  }
}