:root {
  --primary: #2563ff;
  --primary-dark: #1b3de7;
  --accent: #ff7a1a;
  --accent-cool: #1ec8a6;
  --bg: #f5f7ff;
  --bg-elevated: rgba(255, 255, 255, 0.92);
  --bg-card: rgba(255, 255, 255, 0.95);
  --bg-card-strong: rgba(255, 255, 255, 0.98);
  --text: #12254a;
  --text-muted: #546285;
  --border: rgba(18, 54, 134, 0.12);
  --shadow: 0 24px 45px rgba(15, 63, 177, 0.08);
  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-sm: 10px;
  color-scheme: light;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: "Poppins", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: radial-gradient(120% 140% at 10% 0%, #ffffff 0%, #f1f5ff 65%, #e4edff 100%);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.25s ease;
}

p {
  margin: 0;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.container {
  width: min(1200px, 92vw);
  margin: 0 auto;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(37, 99, 255, 0.1);
  color: var(--primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 22px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.btn.solid {
  background: linear-gradient(135deg, var(--primary) 0%, #3f83ff 100%);
  color: #fff;
  box-shadow: 0 8px 30px rgba(37, 99, 255, 0.3);
}

.btn.solid:hover {
  background: linear-gradient(135deg, #3f83ff 0%, var(--primary) 100%);
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(37, 99, 255, 0.35);
}

.btn.outline {
  border-color: rgba(37, 99, 255, 0.25);
  color: var(--primary);
  background: rgba(37, 99, 255, 0.08);
}

.btn.outline:hover {
  border-color: var(--primary);
  background: rgba(37, 99, 255, 0.14);
}

.btn.ghost {
  border-color: transparent;
  background: rgba(18, 54, 134, 0.07);
  color: var(--text);
}

.btn.ghost:hover {
  background: rgba(37, 99, 255, 0.1);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(18, 54, 134, 0.08);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding: 18px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--text);
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.brand-logo svg {
  width: 132px;
  height: auto;
  display: block;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-text {
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.04em;
}

.brand-tagline {
  font-size: 12px;
  color: rgba(18, 54, 134, 0.6);
  letter-spacing: 0.12em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  color: var(--text-muted);
  font-size: 15px;
}

.nav-links a:hover {
  color: var(--primary);
}

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

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 6px;
  cursor: pointer;
}

.menu-toggle span {
  width: 22px;
  height: 2px;
  background: var(--primary);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.hero {
  padding: 120px 0 90px;
  position: relative;
  overflow: hidden;
}

.hero-backdrop {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-glow {
  position: absolute;
  width: 45vw;
  height: 45vw;
  max-width: 520px;
  max-height: 520px;
  filter: blur(90px);
  opacity: 0.55;
}

.hero-glow.glow-1 {
  left: -120px;
  top: -140px;
  background: rgba(37, 99, 255, 0.35);
}

.hero-glow.glow-2 {
  right: -180px;
  top: 40px;
  background: rgba(100, 213, 255, 0.32);
}

.hero-glow.glow-3 {
  bottom: -200px;
  right: -120px;
  background: rgba(255, 122, 26, 0.32);
}

.hero-particle {
  position: absolute;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(37, 99, 255, 0.9) 0%, rgba(100, 213, 255, 0.8) 100%);
  opacity: 0;
  animation: floatParticle 12s ease-in-out infinite;
}

.hero-particle.p1 {
  top: 18%;
  left: 12%;
  animation-delay: 0.4s;
}

.hero-particle.p2 {
  top: 55%;
  right: 18%;
  animation-delay: 1.2s;
}

.hero-particle.p3 {
  bottom: 22%;
  left: 28%;
  animation-delay: 2.1s;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
  gap: 60px;
}

.hero-copy h1 {
  font-size: clamp(36px, 4vw, 52px);
  margin: 20px 0 14px;
  line-height: 1.1;
}

.hero-copy .lead {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 520px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 26px 0;
}

.hero-pillars {
  display: grid;
  gap: 12px;
  margin-top: 28px;
  padding-left: 0;
  list-style: none;
  font-size: 14px;
}

.hero-pillars li {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(37, 99, 255, 0.09) 0%, rgba(100, 213, 255, 0.14) 100%);
  border: 1px solid rgba(37, 99, 255, 0.12);
  box-shadow: 0 14px 30px rgba(37, 99, 255, 0.12);
}

.pillar-icon {
  width: 38px;
  height: 38px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(37, 99, 255, 0.95) 0%, rgba(100, 213, 255, 0.85) 100%);
  color: #fff;
  box-shadow: 0 12px 24px rgba(37, 99, 255, 0.28);
  font-size: 16px;
}

.pillar-icon img {
  width: 30px;
  height: 30px;
  display: block;
}

.pillar-text {
  font-weight: 600;
  color: #1a3061;
}

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px 0 60px;
}

.hero-scene {
  position: relative;
  width: min(480px, 100%);
  aspect-ratio: 1 / 1;
}

.hero-orbit {
  position: absolute;
  inset: 12% 8% 18% 8%;
  border-radius: 50%;
  border: 1px dashed rgba(37, 99, 255, 0.18);
  animation: orbitRotate 18s linear infinite;
}

.orbit-dot {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2563ff 0%, #64d5ff 100%);
  box-shadow: 0 10px 20px rgba(37, 99, 255, 0.35);
}

.orbit-dot.dot-1 {
  top: -6px;
  left: 45%;
}

.orbit-dot.dot-2 {
  bottom: 22%;
  right: -6px;
}

.orbit-dot.dot-3 {
  top: 40%;
  left: -4px;
}

.hero-device {
  position: absolute;
  inset: 8% 10%;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 30px 70px rgba(15, 63, 177, 0.14);
  overflow: hidden;
}

.device-layer {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.device-layer.layer-front {
  transform: rotate(-2deg) translate(-4px, -6px);
}

.device-layer.layer-card {
  inset: auto 28px 26px 28px;
  height: 132px;
  background: rgba(255, 255, 255, 0.92);
  border-radius: 18px;
  border: 1px solid rgba(18, 54, 134, 0.08);
  padding: 18px;
  display: grid;
  gap: 12px;
  box-shadow: 0 20px 40px rgba(33, 72, 160, 0.15);
  transform: rotate(2deg);
}

.hero-dashboard {
  width: 82%;
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(33, 72, 160, 0.16);
  animation: floatSlow 10s ease-in-out infinite;
}

.hero-dashboard svg {
  width: 100%;
  height: auto;
  display: block;
}

.channel-card {
  display: grid;
  gap: 10px;
}

.channel-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(37, 99, 255, 0.08);
}

.channel-row .channel-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.hero-floating-card {
  position: absolute;
  min-width: 170px;
  padding: 16px 20px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 24px 48px rgba(37, 99, 255, 0.18);
  display: grid;
  gap: 6px;
  animation: float 12s ease-in-out infinite;
  text-align: left;
}

.hero-floating-card .card-label {
  letter-spacing: 0.14em;
  font-size: 11px;
  text-transform: uppercase;
  color: rgba(18, 54, 134, 0.6);
}

.hero-floating-card .card-value {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
}

.hero-floating-card .card-value small {
  font-size: 13px;
  color: rgba(18, 54, 134, 0.6);
  margin-bottom: 4px;
}

.hero-floating-card .card-meta {
  font-size: 12px;
  color: rgba(18, 54, 134, 0.65);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.hero-floating-card.hero-volume {
  top: 10%;
  right: -8%;
  animation-delay: 0.2s;
}

.hero-floating-card.hero-orders {
  bottom: 12%;
  left: -6%;
  animation-delay: 1.2s;
}

.hero-floating-chip {
  position: absolute;
  bottom: 16%;
  right: 20%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(223, 234, 255, 0.95) 100%);
  color: var(--accent);
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 18px 32px rgba(37, 99, 255, 0.15);
  animation: float 9s ease-in-out infinite;
  animation-delay: 1.6s;
}

.hero-floating-chip i {
  color: var(--accent);
}

.card {
  width: min(420px, 100%);
  border-radius: var(--radius-lg);
  background: var(--bg-card-strong);
  border: 1px solid rgba(18, 54, 134, 0.12);
  box-shadow: 0 24px 55px rgba(43, 80, 160, 0.14);
  overflow: hidden;
}

.card.glass {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(18px);
}

.card-header,
.card-footer {
  padding: 22px 26px;
  border-bottom: 1px solid rgba(18, 54, 134, 0.1);
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
}

.card-footer {
  border: 0;
  border-top: 1px solid rgba(18, 54, 134, 0.1);
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  display: inline-flex;
}

.status-dot.online {
  background: #4ade80;
  box-shadow: 0 0 0 4px rgba(74, 222, 128, 0.25);
}

.card-body {
  padding: 22px 26px;
  display: grid;
  gap: 18px;
}

.channel {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(18, 54, 134, 0.12);
  background: rgba(37, 99, 255, 0.08);
}

.channel p {
  font-weight: 600;
}

.channel small {
  color: var(--text-muted);
  font-size: 13px;
}

.channel .icon {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.icon.alipay {
  background: rgba(59, 130, 246, 0.2);
  color: #60a5fa;
}

.icon.wechat {
  background: rgba(74, 222, 128, 0.18);
  color: #4ade80;
}

.icon.unionpay {
  background: rgba(248, 113, 113, 0.18);
  color: #f87171;
}

.tag {
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.tag.success {
  background: rgba(30, 200, 166, 0.18);
  color: #1f9f86;
}

.tag.info {
  background: rgba(37, 99, 255, 0.16);
  color: var(--primary);
}

.metric-label {
  font-size: 13px;
  color: var(--text-muted);
}

.metric-value {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  font-size: 18px;
}

.metric-value strong {
  font-size: 32px;
  line-height: 1;
}

.stats {
  padding: 60px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 26px;
}

.stat {
  padding: 28px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(18, 54, 134, 0.12);
  box-shadow: var(--shadow);
  text-align: center;
}

.stat-value {
  font-size: 28px;
  font-weight: 600;
  display: block;
}

.stat-desc {
  color: rgba(84, 98, 133, 0.75);
  font-size: 14px;
}

.section-header {
  text-align: center;
  padding: 20px 0 40px;
}

.section-header h2 {
  margin: 16px 0 12px;
  font-size: clamp(28px, 3vw, 38px);
}

.section-header p {
  color: rgba(84, 98, 133, 0.72);
  max-width: 620px;
  margin: 0 auto;
}

.partners {
  padding: 60px 0 90px;
}

.partner-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 24px;
}

.partner-card {
  position: relative;
  padding: 26px 20px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(18, 54, 134, 0.08);
  box-shadow: 0 24px 58px rgba(37, 99, 255, 0.12);
  display: grid;
  gap: 14px;
  text-align: center;
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.partner-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 70px rgba(37, 99, 255, 0.18);
}

.partner-symbol {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 48px;
}

.partner-symbol svg {
  height: 42px;
  width: auto;
  display: block;
}

.partner-card h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: #123268;
}

.partner-card p {
  margin: 0;
  font-size: 13px;
  color: rgba(18, 48, 92, 0.65);
  line-height: 1.6;
}

.cases {
  padding: 90px 0 110px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(238, 245, 255, 0.7) 100%);
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
}

.case-card {
  padding: 34px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid rgba(18, 54, 134, 0.08);
  box-shadow: 0 28px 60px rgba(33, 72, 160, 0.12);
  display: grid;
  gap: 18px;
}

.case-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(37, 99, 255, 0.12);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.case-card h3 {
  margin: 0;
  font-size: 20px;
  color: #123268;
}

.case-card p {
  font-size: 14px;
  color: rgba(18, 48, 92, 0.72);
  line-height: 1.7;
}

.case-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.case-card li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  font-size: 13px;
  color: rgba(18, 48, 92, 0.65);
  border-top: 1px solid rgba(37, 99, 255, 0.12);
}

.case-card li:first-child {
  border-top: none;
  padding-top: 0;
}

.case-card strong {
  font-size: 16px;
  color: var(--primary);
}

.testimonials {
  padding: 90px 0 110px;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.testimonial-card {
  display: flex;
  gap: 18px;
  padding: 28px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(18, 54, 134, 0.08);
  box-shadow: 0 24px 60px rgba(33, 72, 160, 0.12);
}

.testimonial-card .avatar {
  min-width: 58px;
  height: 58px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(37, 99, 255, 0.85) 0%, rgba(100, 213, 255, 0.85) 100%);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  letter-spacing: 0.08em;
  font-size: 16px;
  box-shadow: 0 16px 40px rgba(37, 99, 255, 0.24);
}

.testimonial-body {
  display: grid;
  gap: 10px;
}

.testimonial-rating {
  color: #ff922e;
  font-size: 14px;
  display: flex;
  gap: 4px;
}

.testimonial-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(18, 48, 92, 0.78);
}

.testimonial-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
  color: rgba(18, 48, 92, 0.6);
}

.testimonial-meta strong {
  font-size: 15px;
  color: #112c5d;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
}

.feature-card {
  padding: 30px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(18, 54, 134, 0.12);
  box-shadow: var(--shadow);
  display: grid;
  gap: 14px;
}

.feature-icon {
  width: 68px;
  height: 68px;
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(37, 99, 255, 0.14) 0%, rgba(100, 213, 255, 0.18) 100%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 18px 36px rgba(37, 99, 255, 0.18);
}

.feature-icon img {
  width: 56px;
  height: 56px;
  display: block;
}

.feature-card p {
  color: rgba(84, 98, 133, 0.78);
}

.steps {
  padding: 100px 0 80px;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.step-card {
  padding: 32px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(18, 54, 134, 0.12);
  background: rgba(255, 255, 255, 0.95);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.step-index {
  position: absolute;
  top: -30px;
  right: 20px;
  font-size: 110px;
  font-weight: 700;
  opacity: 0.08;
}

.step-card h3 {
  margin-bottom: 12px;
  font-size: 22px;
}

.pricing {
  padding: 80px 0;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
}

.plan-card {
  position: relative;
  padding: 34px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(18, 54, 134, 0.12);
  display: grid;
  gap: 20px;
  box-shadow: var(--shadow);
}

.plan-card.highlight {
  background: linear-gradient(160deg, rgba(37, 99, 255, 0.12) 0%, rgba(255, 255, 255, 0.98) 70%);
  border-color: rgba(37, 99, 255, 0.18);
  box-shadow: 0 24px 50px rgba(37, 99, 255, 0.18);
}

.plan-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.plan-name {
  font-size: 20px;
  font-weight: 600;
}

.plan-price {
  font-size: 24px;
  font-weight: 600;
  text-align: right;
}

.plan-price small {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
}

.plan-card ul {
  display: grid;
  gap: 10px;
  color: rgba(84, 98, 133, 0.78);
  font-size: 14px;
}

.plan-card li {
  display: flex;
  align-items: center;
  gap: 10px;
}

.plan-card .btn {
  justify-self: flex-start;
}

.plan-tag {
  position: absolute;
  top: -30px;
  right: 26px;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 16px 12px;
  min-width: 74px;
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(255, 122, 26, 0.12) 0%, rgba(255, 195, 120, 0.22) 100%);
  border: 1px solid rgba(255, 122, 26, 0.3);
  color: #f26b12;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-align: center;
  box-shadow: 0 18px 32px rgba(255, 122, 26, 0.14);
}

.plan-tag::after {
  display: block;
  margin-top: 4px;
  font-size: 11px;
  font-weight: 600;
  color: rgba(17, 44, 93, 0.68);
}

.integration {
  padding: 60px 0 80px;
}

.integration-inner {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 40px;
  align-items: center;
}

.integration-copy {
  display: grid;
  gap: 18px;
}

.integration-list {
  display: grid;
  gap: 12px;
  color: var(--text-muted);
  font-size: 15px;
}

.integration-list li {
  display: flex;
  align-items: center;
  gap: 10px;
}

.integration-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.integration-panel {
  display: flex;
  justify-content: flex-end;
}

.panel-card {
  width: min(390px, 100%);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(18, 54, 134, 0.12);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.panel-header,
.panel-footer {
  padding: 22px 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--text-muted);
}

.panel-footer span {
  color: rgba(84, 98, 133, 0.78);
}

.panel-tag {
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(37, 99, 255, 0.08);
  color: var(--primary);
  font-size: 11px;
  font-weight: 600;
}

.panel-body {
  padding: 24px 26px;
  display: grid;
  gap: 20px;
}

.panel-metric {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.panel-metric .label {
  color: var(--text-muted);
}

.panel-metric .value {
  font-size: 18px;
  font-weight: 600;
}

.panel-metric .value.success {
  color: #4ade80;
}

.faq {
  padding: 80px 0;
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq details {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(18, 54, 134, 0.12);
  box-shadow: var(--shadow);
  border-radius: var(--radius-md);
  padding: 22px 28px;
}

.faq summary {
  font-weight: 600;
  cursor: pointer;
  color: var(--text);
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  float: right;
  transition: transform 0.25s ease;
}

.faq details[open] summary::after {
  transform: rotate(45deg);
}

.faq details p {
  margin-top: 12px;
  color: var(--text-muted);
  font-size: 15px;
}

.cta {
  padding: 90px 0 120px;
}

.cta-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 48px 54px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(18, 54, 134, 0.12);
  background: linear-gradient(145deg, rgba(37, 99, 255, 0.1) 0%, rgba(255, 255, 255, 0.98) 85%);
  box-shadow: 0 24px 60px rgba(37, 99, 255, 0.16);
}

.cta h2 {
  margin: 0 0 10px;
  font-size: clamp(28px, 3vw, 38px);
}

.cta p {
  color: var(--text-muted);
  max-width: 480px;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.site-footer {
  border-top: 1px solid rgba(18, 54, 134, 0.12);
  background: rgba(255, 255, 255, 0.94);
}

.footer-main {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 40px;
  padding: 60px 0;
}

.footer-brand {
  display: grid;
  gap: 18px;
  max-width: 420px;
}

.footer-desc {
  color: rgba(84, 98, 133, 0.76);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}

.footer-links h4 {
  margin: 0 0 16px;
  font-size: 15px;
  color: #fff;
}

.footer-links a {
  display: block;
  margin-bottom: 10px;
  font-size: 14px;
  color: rgba(84, 98, 133, 0.78);
}

.footer-links a:hover {
  color: var(--primary);
}

.footer-meta {
  border-top: 1px solid rgba(18, 54, 134, 0.1);
  font-size: 13px;
  color: var(--text-muted);
}

.footer-meta .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0;
}

.footer-meta a {
  color: var(--text-muted);
}

.footer-meta a:hover {
  color: var(--primary);
}

[data-animate] {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

[data-animate="fade-up"] {
  transform: translateY(40px);
}

[data-animate="fade-in"] {
  transform: translateY(0);
  opacity: 0;
}

[data-animate="zoom-in"] {
  transform: scale(0.9);
}

[data-animate="zoom-in"].is-visible {
  transform: scale(1);
}

[data-animate="slide-up"] {
  transform: translateY(60px);
}

[data-animate="slide-up"].is-visible {
  transform: translateY(0);
}

.hero-copy[data-animate].is-visible,
.hero-visual[data-animate].is-visible {
  transition-delay: 0.1s;
}

@media (max-width: 1100px) {
  .hero-inner,
  .integration-inner {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    flex-direction: column;
    padding: 10px 0 40px;
  }

  .hero-illustration {
    width: min(420px, 90%);
  }

  .hero-card {
    position: relative;
    bottom: auto;
    right: auto;
    width: min(420px, 100%);
    margin-top: -36px;
  }

  .hero-card .card {
    margin: 0 auto;
  }

  .integration-panel {
    justify-content: flex-start;
  }

  .stats-grid,
  .feature-grid,
  .steps-grid,
  .pricing-grid,
  .cases-grid,
  .testimonials-grid,
  .footer-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .nav-links,
  .nav-actions {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .brand-copy {
    display: none;
  }

  body.nav-open .nav-links,
  body.nav-open .nav-actions {
    display: flex;
  }

  body.nav-open .site-header .container {
    flex-wrap: wrap;
    align-items: flex-start;
  }

  body.nav-open .nav-links {
    order: 3;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    width: 100%;
    padding-bottom: 12px;
  }

  body.nav-open .nav-actions {
    order: 4;
    width: 100%;
    justify-content: flex-start;
  }
}

@media (max-width: 768px) {
  .hero {
    padding: 80px 0 40px;
  }

  .hero-inner {
    gap: 40px;
  }

  .hero-visual {
    padding-bottom: 20px;
  }

  .hero-scene {
    width: 100%;
  }

  .hero-floating-card {
    position: relative;
    top: auto;
    bottom: auto;
    left: auto;
    right: auto;
    margin: 16px auto 0;
    width: min(320px, 90%);
    animation: none;
    text-align: center;
  }

  .hero-floating-chip {
    position: relative;
    bottom: auto;
    right: auto;
    margin: 16px auto 0;
    animation: none;
  }

  .stats-grid,
  .feature-grid,
  .steps-grid,
  .pricing-grid,
  .cases-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .cta-inner {
    padding: 36px;
  }

  .footer-main {
    grid-template-columns: 1fr;
  }

  .footer-links {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 560px) {
  .site-header .container {
    padding: 14px 0;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .cta-actions .btn {
    width: 100%;
  }

  .cta-inner {
    padding: 28px;
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-14px);
  }
}

@keyframes floatSlow {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes floatParticle {
  0% {
    opacity: 0;
    transform: translate3d(0, 20px, 0) scale(0.8);
  }
  30% {
    opacity: 0.7;
    transform: translate3d(6px, -10px, 0) scale(1);
  }
  60% {
    opacity: 0.4;
    transform: translate3d(-8px, -30px, 0) scale(1.05);
  }
  100% {
    opacity: 0;
    transform: translate3d(10px, -60px, 0) scale(1.1);
  }
}

@keyframes orbitRotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}