:root {
  --bg: #f5f7fb;
  --surface: rgba(255, 255, 255, 0.88);
  --surface-strong: #ffffff;
  --surface-dark: #11213f;
  --text: #10203b;
  --muted: #5f6f89;
  --line: rgba(16, 32, 59, 0.1);
  --primary: #0d6efd;
  --primary-strong: #0143a3;
  --accent: #02b3a8;
  --warm: #ff9b3d;
  --shadow-lg: 0 24px 80px rgba(20, 43, 92, 0.14);
  --shadow-md: 0 16px 40px rgba(20, 43, 92, 0.1);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(13, 110, 253, 0.12), transparent 34%),
    radial-gradient(circle at top right, rgba(2, 179, 168, 0.15), transparent 26%),
    linear-gradient(180deg, #eff5ff 0%, #f8fbff 35%, #f5f7fb 100%);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 16px;
  font-family: "Lexend", "PingFang SC", sans-serif;
  color: var(--text);
  letter-spacing: -0.03em;
}

p {
  margin: 0 0 16px;
  color: var(--muted);
  line-height: 1.75;
}

a {
  color: inherit;
}

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

.site-frame {
  position: relative;
  overflow: hidden;
}

.site-frame::before,
.site-frame::after {
  content: "";
  position: absolute;
  z-index: 0;
  border-radius: 999px;
  filter: blur(10px);
}

.site-frame::before {
  top: -120px;
  right: -120px;
  width: 320px;
  height: 320px;
  background: rgba(13, 110, 253, 0.12);
}

.site-frame::after {
  bottom: 10%;
  left: -120px;
  width: 280px;
  height: 280px;
  background: rgba(2, 179, 168, 0.12);
}

.header-area {
  position: sticky;
  top: 0;
  z-index: 999;
  padding: 18px 0 0;
}

.main-header {
  transition: all 0.25s ease;
}

.header-sticky.sticky-bar,
.header-sticky.sticky {
  padding-top: 0;
}

.nav-shell {
  max-width: var(--container);
  margin: 0 auto;
  padding: 14px 22px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 999px;
  backdrop-filter: blur(18px);
  box-shadow: 0 14px 38px rgba(20, 43, 92, 0.08);
}

.header-sticky.sticky-bar .nav-shell,
.header-sticky.sticky .nav-shell {
  box-shadow: 0 18px 45px rgba(20, 43, 92, 0.12);
}

.brand-mark {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-mark img {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  box-shadow: 0 12px 24px rgba(13, 110, 253, 0.22);
}

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

.brand-copy strong {
  font-size: 18px;
  font-family: "Lexend", "PingFang SC", sans-serif;
  line-height: 1.1;
  color: var(--text);
}

.brand-copy span {
  font-size: 12px;
  line-height: 1.3;
  color: var(--muted);
  letter-spacing: 0.02em;
}

#navigation {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

#navigation li {
  margin: 0;
}

#navigation li a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border-radius: 999px;
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
}

#navigation li a:hover,
#navigation li a.active {
  background: rgba(13, 110, 253, 0.1);
  color: var(--primary-strong);
}

.mobile_menu {
  margin-top: 14px;
}

.slicknav_menu {
  background: transparent;
  padding: 0;
}

.slicknav_btn {
  float: none;
  margin: 0;
  background: var(--primary);
  border-radius: 12px;
}

.slicknav_nav {
  margin-top: 12px;
  padding: 12px;
  background: #ffffff;
  border-radius: 18px;
  box-shadow: var(--shadow-md);
}

.slicknav_nav a {
  border-radius: 12px;
  color: var(--text);
  font-weight: 700;
}

.slicknav_nav a:hover {
  background: rgba(13, 110, 253, 0.08);
  color: var(--primary-strong);
}

.page-wrap {
  position: relative;
  z-index: 1;
}

.section {
  max-width: var(--container);
  margin: 0 auto;
  padding: 96px 20px;
}

.section-tight {
  padding-top: 72px;
}

.hero-section {
  padding-bottom: 44px;
}

.metrics-section {
  padding-top: 20px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: rgba(13, 110, 253, 0.09);
  color: var(--primary-strong);
  border: 1px solid rgba(13, 110, 253, 0.12);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero-grid,
.split-grid,
.download-grid,
.contact-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 32px;
  align-items: center;
}

.hero-card,
.glass-card,
.metric-card,
.feature-card,
.shot-card,
.step-card,
.testimonial-card,
.contact-card,
.faq-card,
.cta-banner {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.65);
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(16px);
}

.hero-copy h1 {
  font-size: clamp(38px, 6vw, 68px);
  line-height: 1.02;
  margin-bottom: 20px;
}

.hero-copy .lead {
  max-width: 660px;
  font-size: 18px;
  color: #435470;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 30px 0 26px;
}

.cta-btn,
.ghost-btn,
.store-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 54px;
  padding: 0 24px;
  border-radius: 16px;
  font-weight: 800;
  text-decoration: none;
}

.cta-btn {
  background: linear-gradient(135deg, var(--primary) 0%, #1f89ff 100%);
  color: #fff;
  box-shadow: 0 16px 30px rgba(13, 110, 253, 0.24);
}

.ghost-btn {
  border: 1px solid rgba(13, 110, 253, 0.16);
  background: rgba(255, 255, 255, 0.72);
  color: var(--text);
}

.hero-badges,
.inline-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-badges span,
.inline-list span {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(16, 32, 59, 0.08);
  color: var(--text);
  font-weight: 700;
  font-size: 14px;
}

.hero-visual {
  padding: 28px;
}

.hero-preview {
  position: relative;
  padding: 22px;
  border-radius: calc(var(--radius-xl) - 6px);
  background:
    linear-gradient(160deg, #0f3a84 0%, #0f5dd2 50%, #03a6c7 100%);
  overflow: hidden;
}

.hero-preview::before {
  content: "";
  position: absolute;
  inset: auto -60px -80px auto;
  width: 180px;
  height: 180px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 40px;
  transform: rotate(18deg);
}

.hero-phone {
  position: relative;
  z-index: 1;
  border-radius: 24px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.12);
}

.hero-float {
  position: absolute;
  z-index: 2;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.14);
}

.hero-float.top {
  top: 24px;
  right: 16px;
}

.hero-float.bottom {
  bottom: 22px;
  left: 16px;
}

.hero-float strong {
  display: block;
  font-size: 14px;
  color: var(--text);
}

.hero-float span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
}

.metrics-grid,
.feature-grid,
.shot-grid,
.steps-grid,
.testimonial-grid,
.card-grid,
.faq-grid {
  display: grid;
  gap: 20px;
}

.metrics-grid {
  grid-template-columns: repeat(4, 1fr);
}

.metric-card,
.feature-card,
.shot-card,
.step-card,
.testimonial-card,
.contact-card,
.faq-card {
  padding: 26px;
}

.metric-value {
  display: block;
  font-size: 34px;
  font-family: "Lexend", sans-serif;
  color: var(--primary-strong);
  margin-bottom: 10px;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}

.section-head h2 {
  font-size: clamp(30px, 4vw, 48px);
  margin-bottom: 10px;
}

.section-head p {
  max-width: 560px;
}

.feature-grid {
  grid-template-columns: repeat(3, 1fr);
}

.feature-card .icon {
  width: 54px;
  height: 54px;
  border-radius: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  background: linear-gradient(135deg, rgba(13, 110, 253, 0.14), rgba(2, 179, 168, 0.16));
  color: var(--primary-strong);
  font-size: 20px;
  font-weight: 800;
}

.feature-card ul,
.contact-card ul,
.faq-card ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.feature-card li,
.contact-card li,
.faq-card li {
  margin-bottom: 8px;
  line-height: 1.7;
}

.surface-panel {
  padding: 32px;
}

.scan-flow {
  display: grid;
  gap: 16px;
}

.scan-line {
  display: flex;
  align-items: start;
  gap: 14px;
  padding: 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(16, 32, 59, 0.08);
}

.scan-line strong,
.step-card strong {
  font-size: 18px;
  color: var(--text);
}

.number-pill {
  flex: 0 0 auto;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary) 0%, #1f89ff 100%);
  color: #fff;
  font-weight: 800;
}

.shot-grid {
  grid-template-columns: repeat(3, 1fr);
}

.shot-card {
  padding: 14px;
}

.shot-card img {
  width: 100%;
  border-radius: 18px;
}

.shot-card p {
  padding: 14px 8px 4px;
  margin: 0;
}

.testimonial-grid,
.card-grid,
.faq-grid {
  grid-template-columns: repeat(3, 1fr);
}

.testimonial-card .quote {
  font-size: 18px;
  color: var(--text);
  margin-bottom: 20px;
}

.author-meta {
  display: flex;
  align-items: center;
  gap: 14px;
}

.author-meta img {
  width: 52px;
  height: 52px;
  border-radius: 50%;
}

.author-meta strong {
  display: block;
}

.author-meta span {
  color: var(--muted);
  font-size: 14px;
}

.store-list {
  display: grid;
  gap: 16px;
}

.store-btn {
  justify-content: space-between;
  padding: 18px 20px;
  background: #ffffff;
  border: 1px solid rgba(16, 32, 59, 0.08);
  color: var(--text);
  box-shadow: var(--shadow-md);
}

.store-btn small,
.contact-item small {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.store-btn strong,
.contact-item strong {
  display: block;
  font-size: 18px;
}

.qr-panel {
  padding: 30px;
}

.qr-panel img {
  width: 100%;
  max-width: 280px;
  margin: 0 auto 18px;
}

.cta-banner {
  padding: 34px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.cta-banner h3 {
  font-size: clamp(26px, 4vw, 40px);
  margin-bottom: 10px;
}

.footer-shell {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px 34px;
}

.footer-card {
  padding: 34px;
  border-radius: 30px;
  background: linear-gradient(180deg, rgba(17, 33, 63, 0.97), rgba(13, 24, 45, 0.98));
  color: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr 0.9fr 1fr;
  gap: 24px;
}

.footer-card h4 {
  color: #ffffff;
  font-size: 18px;
  margin-bottom: 14px;
}

.footer-card p,
.footer-card a,
.footer-card li {
  color: rgba(255, 255, 255, 0.72);
}

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

.footer-card li {
  margin-bottom: 10px;
}

.footer-card a:hover {
  color: #ffffff;
}

.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  margin-bottom: 18px;
}

.footer-logo img {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  box-shadow: 0 14px 32px rgba(13, 110, 253, 0.24);
}

.footer-brand-copy {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-brand-copy strong {
  color: #ffffff;
  font-size: 20px;
  line-height: 1.1;
  font-family: "Lexend", "PingFang SC", sans-serif;
}

.footer-brand-copy span {
  color: rgba(255, 255, 255, 0.68);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-qr img {
  max-width: 180px;
  border-radius: 16px;
}

.footer-bottom {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
}

.footer-bottom a {
  color: #ffffff;
}

.contact-stack,
.faq-stack {
  display: grid;
  gap: 18px;
}

.contact-card .label {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(2, 179, 168, 0.12);
  color: #05766f;
  font-size: 12px;
  font-weight: 800;
  margin-bottom: 16px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(16, 32, 59, 0.08);
}

.contact-icon {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: rgba(13, 110, 253, 0.1);
  color: var(--primary-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
}

.note-box {
  padding: 18px 20px;
  border-radius: 18px;
  background: rgba(255, 155, 61, 0.1);
  color: #7c4c18;
  border: 1px solid rgba(255, 155, 61, 0.18);
}

.faq-card strong {
  display: block;
  margin-bottom: 10px;
  font-size: 18px;
}

.muted {
  color: var(--muted);
}

@media (max-width: 1199px) {
  .metrics-grid,
  .feature-grid,
  .shot-grid,
  .testimonial-grid,
  .card-grid,
  .faq-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 991px) {
  .header-area {
    padding: 14px 0 0;
  }

  .nav-shell {
    border-radius: 28px;
    padding: 16px 18px;
  }

  .hero-grid,
  .split-grid,
  .download-grid,
  .contact-grid,
  .cta-banner {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 72px 18px;
  }

  .hero-section {
    padding-bottom: 34px;
  }

  .metrics-section {
    padding-top: 10px;
  }

  .section-head {
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: 22px;
  }
}

@media (max-width: 767px) {
  .section {
    padding: 58px 16px;
  }

  .hero-section {
    padding-bottom: 26px;
  }

  .metrics-section {
    padding-top: 6px;
  }

  .hero-copy h1 {
    font-size: 38px;
  }

  .hero-copy .lead,
  p {
    font-size: 15px;
    line-height: 1.72;
  }

  .metrics-grid,
  .feature-grid,
  .shot-grid,
  .testimonial-grid,
  .card-grid,
  .faq-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual,
  .surface-panel,
  .qr-panel,
  .footer-card,
  .metric-card,
  .feature-card,
  .step-card,
  .testimonial-card,
  .contact-card,
  .faq-card {
    padding: 22px;
  }

  .button-row {
    flex-direction: column;
  }

  .cta-btn,
  .ghost-btn,
  .store-btn {
    width: 100%;
  }

  .hero-float {
    position: static;
    margin-top: 14px;
  }

  .hero-preview {
    padding-bottom: 18px;
  }

  .brand-mark img {
    width: 46px;
    height: 46px;
  }

  .brand-copy strong {
    font-size: 16px;
  }

  .brand-copy span {
    font-size: 11px;
  }
}