@charset "UTF-8";
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  line-height: 1.8;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

ul,
ol {
  list-style: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 14px 42px;
  border-radius: 30px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  font-family: inherit;
}
.btn:not(:first-of-type) {
  margin-left: 20px;
}

.btn-primary {
  background: linear-gradient(135deg, rgb(59, 130, 246), rgb(74, 144, 217));
  color: rgb(255, 255, 255);
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(59, 130, 246, 0.5);
}

.btn-outline {
  background: transparent;
  color: rgb(255, 255, 255);
  border: 2px solid rgba(255, 255, 255, 0.3);
}
.btn-outline:hover {
  border-color: rgb(16, 185, 129);
  color: rgb(16, 185, 129);
  transform: translateY(-2px);
}

.btn-computer {
  background: transparent;
  color: rgb(255, 255, 255);
  border: 2px solid rgba(255, 255, 255, 0.3);
}
.btn-computer:hover {
  border-color: rgb(16, 185, 129);
  color: rgb(16, 185, 129);
  transform: translateY(-2px);
}

.btn-white {
  background: rgb(255, 255, 255);
  color: rgb(59, 130, 246);
  padding: 16px 40px;
  font-size: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}
.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.btn-white-outline {
  background: transparent;
  color: rgb(255, 255, 255);
  border: 2px solid rgba(255, 255, 255, 0.3);
}
.btn-white-outline:hover {
  border-color: rgb(255, 255, 255);
  transform: translateY(-2px);
}

@keyframes float {
  0% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-30px) rotate(5deg);
  }
  100% {
    transform: translateY(0px) rotate(0deg);
  }
}
@keyframes particleFloat {
  0% {
    transform: translateY(100vh) rotate(0deg);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    transform: translateY(-100px) rotate(720deg);
    opacity: 0;
  }
}
@keyframes floatCard {
  0% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
  100% {
    transform: translateY(0);
  }
}
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(17, 24, 39, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.3s ease;
}
.navbar.scrolled {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}
.navbar .nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.navbar .nav-container .nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 800;
  color: rgb(255, 255, 255);
}
.navbar .nav-container .nav-logo .item-image {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}
.navbar .nav-container .nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
}
.navbar .nav-container .nav-links a {
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  font-weight: 500;
  position: relative;
  padding: 4px 0;
}
.navbar .nav-container .nav-links a:hover {
  color: rgb(255, 255, 255);
}
.navbar .nav-container .nav-links a::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: rgb(16, 185, 129);
  transition: all 0.3s ease;
  border-radius: 2px;
}
.navbar .nav-container .nav-links a:hover::after {
  width: 100%;
}
.navbar .nav-container .nav-links .nav-cta {
  background: linear-gradient(135deg, rgb(59, 130, 246), rgb(74, 144, 217));
  color: rgb(255, 255, 255);
  padding: 5px 20px;
  border-radius: 24px;
  font-weight: 600;
  font-size: 14px;
}
.navbar .nav-container .nav-links .nav-cta::after {
  display: none;
}
.navbar .nav-container .nav-links .nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}
.navbar .nav-container .menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
  z-index: 1001;
}
.navbar .nav-container .menu-toggle span {
  width: 24px;
  height: 2px;
  background: rgb(255, 255, 255);
  border-radius: 2px;
  transition: all 0.3s ease;
}
.navbar .nav-container .menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.navbar .nav-container .menu-toggle.active span:nth-child(2) {
  opacity: 0;
}
.navbar .nav-container .menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgb(17, 24, 39) 0%, rgb(31, 41, 55) 40%, rgb(17, 24, 39) 100%);
  overflow: hidden;
  padding: 60px 20px 40px;
}
.hero::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 8s ease-in-out infinite;
}
.hero::after {
  content: "";
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 10s ease-in-out infinite reverse;
}
.hero .particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 0;
}
.hero .particles .particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: rgba(59, 130, 246, 0.3);
  border-radius: 50%;
  animation: particleFloat linear infinite;
}
.hero .hero-content {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero .hero-content .hero-text {
  line-height: 1;
}
.hero .hero-content .hero-text .highlight {
  display: inline-flex;
  font-size: 48px;
  font-weight: 600;
  background: linear-gradient(135deg, rgb(59, 130, 246), rgb(16, 185, 129));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero .hero-content .hero-text .subtitle {
  font-size: 42px;
  font-weight: 600;
  color: rgb(255, 255, 255);
  margin-top: 16px;
  margin-bottom: 26px;
}
.hero .hero-content .hero-text .desc {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 36px;
  max-width: 520px;
  line-height: 1.8;
}
.hero .hero-content .hero-text .hero-buttons {
  display: flex;
  flex-wrap: wrap;
}
.hero .hero-content .hero-text .hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
}
.hero .hero-content .hero-text .hero-stats .stat-item {
  text-align: left;
}
.hero .hero-content .hero-text .hero-stats .stat-item .stat-number {
  font-size: 32px;
  font-weight: 800;
  color: rgb(255, 255, 255);
}
.hero .hero-content .hero-text .hero-stats .stat-item .stat-label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 12px;
}
.hero .hero-content .hero-image {
  position: relative;
}
.hero .hero-content .hero-image .main-img {
  border-radius: 16px;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  width: 100%;
  aspect-ratio: 4/3;
  -o-object-fit: cover;
     object-fit: cover;
}
.hero .hero-content .hero-image .floating-card {
  position: absolute;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  padding: 16px 20px;
  color: rgb(255, 255, 255);
  animation: floatCard 4s ease-in-out infinite;
}
.hero .hero-content .hero-image .floating-card.card-1 {
  top: -20px;
  right: -10px;
  animation-delay: 0s;
}
.hero .hero-content .hero-image .floating-card.card-2 {
  bottom: 30px;
  left: -20px;
  animation-delay: 2s;
}
.hero .hero-content .hero-image .floating-card .card-icon {
  font-size: 24px;
  margin-bottom: 4px;
}
.hero .hero-content .hero-image .floating-card .card-value {
  font-size: 20px;
  font-weight: 700;
}
.hero .hero-content .hero-image .floating-card .card-label {
  font-size: 12px;
  opacity: 0.7;
}

.section {
  padding: 80px 20px;
}
.section.section-light {
  background: rgb(255, 255, 255);
}
.section.section-gray {
  background: rgb(243, 244, 246);
}
.section.section-dark {
  background: rgb(17, 24, 39);
  color: rgb(255, 255, 255);
}
.section.section-market {
  color: rgb(255, 255, 255);
  background: linear-gradient(135deg, rgb(17, 24, 39), rgb(31, 41, 55));
}
.section .container {
  max-width: 1200px;
  margin: 0 auto;
}
.section .container .section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section .container .section-header .section-tag {
  display: inline-block;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(16, 185, 129, 0.1));
  color: rgb(59, 130, 246);
  font-size: 14px;
  font-weight: 600;
  padding: 6px 18px;
  border-radius: 20px;
  margin-bottom: 16px;
  border: 1px solid rgba(59, 130, 246, 0.2);
}
.section .container .section-header h2 {
  font-size: 38px;
  font-weight: 800;
  margin-bottom: 16px;
}
.section .container .section-header p {
  font-size: 18px;
  color: rgb(75, 85, 99);
  max-width: 640px;
  margin: 0 auto;
}

.section .section-dark .container .section-header .section-tag {
  background: rgba(59, 130, 246, 0.15);
  border-color: rgba(59, 130, 246, 0.3);
  color: rgb(16, 185, 129);
}
.section .section-dark .container .section-header p {
  color: rgba(255, 255, 255, 0.6);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
.features-grid .feature-card {
  background: rgb(255, 255, 255);
  border-radius: 8px;
  padding: 36px 28px;
  text-align: center;
  transition: all 0.3s ease;
  border: 1px solid rgb(229, 231, 235);
  position: relative;
  overflow: hidden;
}
.features-grid .feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, rgb(59, 130, 246), rgb(16, 185, 129));
  transform: scaleX(0);
  transition: all 0.3s ease;
}
.features-grid .feature-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  border-color: transparent;
}
.features-grid .feature-card:hover::before {
  transform: scaleX(1);
}
.features-grid .feature-card .feature-icon {
  width: 68px;
  height: 68px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 30px;
}
.features-grid .feature-card .feature-icon.blue {
  background: rgba(59, 130, 246, 0.1);
}
.features-grid .feature-card .feature-icon.green {
  background: rgba(16, 185, 129, 0.1);
}
.features-grid .feature-card .feature-icon.orange {
  background: rgba(249, 115, 22, 0.1);
}
.features-grid .feature-card .feature-icon.purple {
  background: rgba(155, 89, 182, 0.1);
}
.features-grid .feature-card .feature-icon.red {
  background: rgba(239, 68, 68, 0.1);
}
.features-grid .feature-card .feature-icon.teal {
  background: rgba(0, 188, 212, 0.1);
}
.features-grid .feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  color: rgb(31, 41, 55);
}
.features-grid .feature-card p {
  font-size: 16px;
  color: rgb(75, 85, 99);
  line-height: 1.7;
}

.steps-wrapper {
  position: relative;
}
.steps-wrapper .steps-line {
  position: absolute;
  left: 40px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, rgb(59, 130, 246), rgb(16, 185, 129));
  border-radius: 3px;
}
.steps-wrapper .step-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 30px;
  margin-bottom: 50px;
  position: relative;
}
.steps-wrapper .step-item .step-number {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgb(59, 130, 246), rgb(16, 185, 129));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  font-weight: 800;
  color: rgb(255, 255, 255);
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
  position: relative;
  z-index: 2;
}
.steps-wrapper .step-item .step-content {
  background: rgb(255, 255, 255);
  border-radius: 8px;
  padding: 30px;
  box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  border: 1px solid rgb(229, 231, 235);
  transition: all 0.3s ease;
}
.steps-wrapper .step-item .step-content:hover {
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  transform: translateX(5px);
}
.steps-wrapper .step-item .step-content h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
  color: rgb(31, 41, 55);
}
.steps-wrapper .step-item .step-content p {
  color: rgb(75, 85, 99);
  font-size: 16px;
  margin-bottom: 16px;
}
.steps-wrapper .step-item .step-content .step-img {
  border-radius: 4px;
  width: 100%;
  max-height: 280px;
  -o-object-fit: cover;
     object-fit: cover;
  margin-top: 12px;
}
.steps-wrapper .step-item .step-content .step-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}
.steps-wrapper .step-item .step-content .step-tags .step-tag {
  background: rgb(243, 244, 246);
  color: rgb(75, 85, 99);
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 500;
}

.trade-types {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}
.trade-types .trade-card {
  background: rgb(31, 41, 55);
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: all 0.3s ease;
}
.trade-types .trade-card:hover {
  transform: translateY(-4px);
  border-color: rgba(59, 130, 246, 0.3);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}
.trade-types .trade-card .trade-card-img {
  width: 100%;
  height: 220px;
  -o-object-fit: cover;
     object-fit: cover;
}
.trade-types .trade-card .trade-card-body {
  padding: 28px;
}
.trade-types .trade-card .trade-card-body h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  color: rgb(255, 255, 255);
}
.trade-types .trade-card .trade-card-body p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 16px;
  margin-bottom: 16px;
}
.trade-types .trade-card .trade-card-body .trade-features {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.trade-types .trade-card .trade-card-body .trade-features .trade-feature {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.05);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
}
.trade-types .trade-card .trade-card-body .trade-features .trade-feature .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgb(16, 185, 129);
}

.market-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 50px;
}
.market-grid .market-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 24px;
  text-align: center;
  transition: all 0.3s ease;
}
.market-grid .market-card:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-3px);
}
.market-grid .market-card .market-coin {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 12px;
}
.market-grid .market-card .market-coin .coin-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 14px;
  color: rgb(255, 255, 255);
}
.market-grid .market-card .market-coin .coin-icon.coin-btc {
  background: rgb(247, 147, 26);
}
.market-grid .market-card .market-coin .coin-icon.coin-eth {
  background: rgb(98, 126, 234);
}
.market-grid .market-card .market-coin .coin-icon.coin-sol {
  background: linear-gradient(135deg, rgb(153, 69, 255), rgb(20, 241, 149));
}
.market-grid .market-card .market-coin .coin-icon.coin-bnb {
  background: rgb(243, 186, 47);
}
.market-grid .market-card .market-coin span {
  color: rgb(255, 255, 255);
  font-weight: 600;
}
.market-grid .market-card .price {
  font-size: 22px;
  font-weight: 700;
  color: rgb(255, 255, 255);
  margin-bottom: 6px;
}
.market-grid .market-card .change {
  font-size: 14px;
  font-weight: 600;
}
.market-grid .market-card .change.up {
  color: rgb(16, 185, 129);
}
.market-grid .market-card .change.down {
  color: rgb(239, 68, 68);
}

.market-chart-img {
  width: 100%;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}
.faq-list .faq-item {
  background: rgb(255, 255, 255);
  border-radius: 8px;
  margin-bottom: 16px;
  border: 1px solid rgb(229, 231, 235);
  overflow: hidden;
  transition: all 0.3s ease;
}
.faq-list .faq-item:hover {
  border-color: rgb(59, 130, 246);
}
.faq-list .faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 28px 22px;
}
.faq-list .faq-item.active .faq-icon {
  background: rgb(59, 130, 246);
  color: rgb(255, 255, 255);
  transform: rotate(45deg);
}
.faq-list .faq-item .faq-question {
  padding: 22px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 600;
  font-size: 18px;
  color: rgb(31, 41, 55);
  transition: all 0.3s ease;
}
.faq-list .faq-item .faq-question:hover {
  color: rgb(59, 130, 246);
}
.faq-list .faq-item .faq-question .faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgb(243, 244, 246);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  flex-shrink: 0;
  font-size: 20px;
  color: rgb(75, 85, 99);
}
.faq-list .faq-item .faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}
.faq-list .faq-item .faq-answer p {
  color: rgb(75, 85, 99);
  font-size: 16px;
  line-height: 1.8;
}

.cta-section {
  background: linear-gradient(135deg, rgb(59, 130, 246), rgb(74, 144, 217), rgb(16, 185, 129));
  padding: 80px 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}
.cta-section .cta-content {
  position: relative;
  z-index: 1;
}
.cta-section .cta-content h2 {
  font-size: 42px;
  font-weight: 800;
  color: rgb(255, 255, 255);
  margin-bottom: 16px;
}
.cta-section .cta-content p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 36px;
  margin-left: auto;
  margin-right: auto;
}
.cta-section .cta-content .buttons-box {
  display: flex;
  justify-content: center;
}

.footer {
  background: rgb(17, 24, 39);
  color: rgba(255, 255, 255, 0.6);
  padding: 60px 20px 30px;
}
.footer .footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer .footer-grid .footer-brand h3 {
  font-size: 22px;
  font-weight: 800;
  color: rgb(255, 255, 255);
  margin-bottom: 16px;
}
.footer .footer-grid .footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 20px;
}
.footer .footer-grid .footer-brand .footer-social {
  display: flex;
  gap: 12px;
}
.footer .footer-grid .footer-brand .footer-social .social-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: all 0.3s ease;
  cursor: pointer;
}
.footer .footer-grid .footer-brand .footer-social .social-icon:hover {
  background: rgb(59, 130, 246);
  border-color: rgb(59, 130, 246);
  color: rgb(255, 255, 255);
}
.footer .footer-grid .footer-col h4 {
  color: rgb(255, 255, 255);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 20px;
}
.footer .footer-grid .footer-col ul li {
  margin-bottom: 12px;
}
.footer .footer-grid .footer-col ul li a {
  font-size: 14px;
  transition: all 0.3s ease;
}
.footer .footer-grid .footer-col ul li a:hover {
  color: rgb(16, 185, 129);
  padding-left: 4px;
}
.footer .footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 14px;
}

.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgb(59, 130, 246);
  color: rgb(255, 255, 255);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  cursor: pointer;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
  opacity: 0;
  visibility: hidden;
  z-index: 999;
  border: none;
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}
.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==================== 移动端自适应样式 ==================== */
@media (max-width: 768px) {
  html {
    font-size: 14px;
  }
  .btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45%;
    font-size: 1.215rem;
    padding: 1.215rem 0;
  }
  .btn:not(:first-of-type) {
    margin-left: 1.215rem;
  }
  .btn-computer {
    display: none;
  }
  .btn-white {
    padding: 1.215rem 0;
  }
  /* 导航栏 */
  .navbar .nav-container {
    height: 3.5rem;
    padding: 0 1rem;
  }
  .navbar .nav-container .nav-logo {
    font-size: 1.375rem;
    gap: 0.5rem;
  }
  .navbar .nav-container .nav-logo .item-image {
    width: 80%;
    height: 80%;
  }
  .navbar .nav-container .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 75%;
    height: 100vh;
    background: rgba(17, 24, 39, 0.98);
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    transition: right 0.3s ease;
    z-index: 1000;
  }
  .navbar .nav-container .nav-links.active {
    right: 0;
  }
  .navbar .nav-container .nav-links a {
    font-size: 1.125rem;
  }
  .navbar .nav-container .nav-links .nav-cta {
    padding: 0.75rem 1.75rem;
    font-size: 1rem;
    margin-top: 1rem;
  }
  .navbar .nav-container .menu-toggle {
    display: flex;
  }
  /* 英雄区 */
  .hero {
    min-height: auto;
    padding: 7rem 1rem 3rem;
  }
  .hero::before {
    width: 31.25rem;
    height: 31.25rem;
    right: -50%;
  }
  .hero::after {
    width: 25rem;
    height: 25rem;
    left: -30%;
  }
  .hero .hero-content {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    text-align: center;
  }
  .hero .hero-content .hero-text {
    order: 1;
  }
  .hero .hero-content .hero-text .highlight {
    font-size: 2.625rem;
  }
  .hero .hero-content .hero-text .subtitle {
    font-size: 2.25rem;
    margin-top: 0.75rem;
    margin-bottom: 1.25rem;
  }
  .hero .hero-content .hero-text .desc {
    font-size: 1rem;
    margin: 0 auto 1.75rem;
    max-width: 100%;
  }
  .hero .hero-content .hero-text .hero-buttons {
    justify-content: center;
  }
  .hero .hero-content .hero-text .hero-stats {
    justify-content: center;
    gap: 2.625rem;
    margin-top: 2.5rem;
  }
  .hero .hero-content .hero-text .hero-stats .stat-item {
    text-align: center;
  }
  .hero .hero-content .hero-text .hero-stats .stat-item .stat-number {
    font-size: 1.75rem;
  }
  .hero .hero-content .hero-text .hero-stats .stat-item .stat-label {
    font-size: 0.925rem;
    margin-top: 0.725rem;
  }
  .hero .hero-content .hero-image {
    order: 2;
    max-width: 85%;
    margin: 1.625rem auto;
  }
  .hero .hero-content .hero-image .floating-card {
    padding: 0.75rem 1rem;
  }
  .hero .hero-content .hero-image .floating-card.card-1 {
    top: -1.425rem;
    right: -1.425rem;
  }
  .hero .hero-content .hero-image .floating-card.card-2 {
    bottom: -1.425rem;
    left: -1.425rem;
  }
  .hero .hero-content .hero-image .floating-card .card-icon {
    font-size: 1.25rem;
  }
  .hero .hero-content .hero-image .floating-card .card-value {
    font-size: 1.125rem;
  }
  .hero .hero-content .hero-image .floating-card .card-label {
    font-size: 0.625rem;
  }
  /* 通用区块 */
  .section {
    padding: 3.75rem 1rem;
  }
  .section .container .section-header {
    margin-bottom: 2.5rem;
  }
  .section .container .section-header .section-tag {
    font-size: 1.025rem;
    padding: 0.25rem 1.265rem;
    margin-bottom: 0.725rem;
  }
  .section .container .section-header h2 {
    font-size: 1.875rem;
    margin-bottom: 0;
  }
  .section .container .section-header p {
    font-size: 1rem;
  }
  /* 特性网格 */
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
  .features-grid .feature-card {
    padding: 1.75rem 1.25rem;
  }
  .features-grid .feature-card .feature-icon {
    width: 4rem;
    height: 4rem;
    border-radius: 1rem;
    font-size: 1.75rem;
    margin-bottom: 1rem;
  }
  .features-grid .feature-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
  }
  .features-grid .feature-card p {
    font-size: 0.9375rem;
  }
  /* 步骤流程 */
  .steps-wrapper .steps-line {
    left: 1.5rem;
    width: 0.125rem;
  }
  .steps-wrapper .step-item {
    grid-template-columns: 3.5rem 1fr;
    gap: 1.25rem;
    margin-bottom: 2rem;
  }
  .steps-wrapper .step-item .step-number {
    width: 3.5rem;
    height: 3.5rem;
    font-size: 1.375rem;
  }
  .steps-wrapper .step-item .step-content {
    padding: 1.25rem;
  }
  .steps-wrapper .step-item .step-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
  }
  .steps-wrapper .step-item .step-content p {
    font-size: 0.9375rem;
    margin-bottom: 0.75rem;
  }
  .steps-wrapper .step-item .step-content .step-tags {
    gap: 0.5rem;
    margin-top: 0.75rem;
  }
  .steps-wrapper .step-item .step-content .step-tags .step-tag {
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
  }
  /* 交易类型 */
  .trade-types {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
  .trade-types .trade-card .trade-card-img {
    height: 12.5rem;
  }
  .trade-types .trade-card .trade-card-body {
    padding: 1.25rem;
  }
  .trade-types .trade-card .trade-card-body h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
  }
  .trade-types .trade-card .trade-card-body p {
    font-size: 0.9375rem;
    margin-bottom: 0.75rem;
  }
  .trade-types .trade-card .trade-card-body .trade-features {
    gap: 0.5rem;
  }
  .trade-types .trade-card .trade-card-body .trade-features .trade-feature {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
  }
  /* 市场行情 */
  .market-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    margin-bottom: 2rem;
  }
  .market-grid .market-card {
    padding: 1rem;
  }
  .market-grid .market-card .market-coin {
    gap: 0.5rem;
    margin-bottom: 0.5rem;
  }
  .market-grid .market-card .market-coin .coin-icon {
    width: 2.25rem;
    height: 2.25rem;
    font-size: 0.75rem;
  }
  .market-grid .market-card .market-coin span {
    font-size: 0.875rem;
  }
  .market-grid .market-card .price {
    font-size: 1.125rem;
    margin-bottom: 0.25rem;
  }
  .market-grid .market-card .change {
    font-size: 0.75rem;
  }
  /* FAQ */
  .faq-list .faq-item {
    margin-bottom: 0.75rem;
  }
  .faq-list .faq-item.active .faq-answer {
    padding: 0 1.25rem 1.25rem;
  }
  .faq-list .faq-item .faq-question {
    padding: 1rem 1.25rem;
    font-size: 1rem;
  }
  .faq-list .faq-item .faq-question .faq-icon {
    width: 1.5rem;
    height: 1.5rem;
    font-size: 1rem;
  }
  .faq-list .faq-item .faq-answer p {
    font-size: 0.9375rem;
  }
  /* CTA区块 */
  .cta-section {
    padding: 3.75rem 1rem;
  }
  .cta-section .cta-content h2 {
    font-size: 2rem;
    margin-bottom: 0.75rem;
  }
  .cta-section .cta-content p {
    font-size: 1rem;
    margin-bottom: 1.75rem;
  }
  .cta-section .cta-content .buttons-box {
    line-height: 1;
  }
  /* 页脚 */
  .footer {
    padding: 3rem 0 1.5rem;
  }
  .footer .footer-grid {
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem 1.5rem;
    margin-bottom: 2rem;
  }
  .footer .footer-grid .footer-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    grid-column: 1/-1;
    margin-bottom: 0.5rem;
  }
  .footer .footer-grid .footer-brand h3 {
    font-size: 1.375rem;
    margin-bottom: 0.75rem;
  }
  .footer .footer-grid .footer-brand p {
    text-align: center;
    font-size: 0.875rem;
    margin-bottom: 1rem;
    max-width: 80%;
  }
  .footer .footer-grid .footer-brand .footer-social {
    gap: 0.75rem;
  }
  .footer .footer-grid .footer-brand .footer-social .social-icon {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 0.5rem;
    font-size: 1rem;
  }
  .footer .footer-grid .footer-col {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  .footer .footer-grid .footer-col h4 {
    font-size: 0.9375rem;
    margin-bottom: 1rem;
  }
  .footer .footer-grid .footer-col ul li {
    margin-bottom: 0.5rem;
  }
  .footer .footer-grid .footer-col ul li a {
    font-size: 0.8125rem;
  }
  .footer .footer-bottom {
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-size: 0.75rem;
  }
  .footer .footer-bottom p {
    display: flex;
    align-items: center;
    flex-direction: column;
    gap: 0.75rem;
  }
  /* 返回顶部 */
  .back-to-top {
    bottom: 1.25rem;
    right: 1.25rem;
    width: 2.5rem;
    height: 2.5rem;
    font-size: 1.25rem;
  }
}/*# sourceMappingURL=styles.css.map */