body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
  color: #0f172a;
  background: #f6f8fb;
}

:root {
  --v2-primary: #1b84ff;
  --v2-accent: #29ca8e;
  --v2-ink: #0b1220;
  --v2-border: rgba(15, 23, 42, 0.08);
  --v2-shadow: 0 16px 38px rgba(15, 23, 42, 0.1);
  --v2-radius: 14px;
}

a {
  color: #1b84ff;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.navbar.custom-navbar.navbar-fixed-top {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--v2-border);
  box-shadow: 0 10px 32px rgba(15, 23, 42, 0.08);
  padding: 10px 0;
}

.v2-nav {
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid var(--v2-border);
  box-shadow: 0 10px 32px rgba(15, 23, 42, 0.08);
}

.v2-nav .v2-logo {
  width: 20px;
  height: 20px;
  margin-right: 10px;
}

.v2-nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.14);
  background: rgba(15, 23, 42, 0.04);
  padding: 10px 11px;
}

.v2-nav-toggle span {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: rgba(15, 23, 42, 0.9);
  border-radius: 2px;
}

.v2-nav-menu {
  display: block;
}

.v2-nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(11, 18, 32, 0.55);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease;
  z-index: 900;
}

.v2-nav-menu-header {
  display: none;
}

.v2-nav-close {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  background: rgba(15, 23, 42, 0.04);
  font-size: 22px;
  line-height: 34px;
}

.v2-nav-open .v2-nav-overlay {
  opacity: 1;
  pointer-events: auto;
}

.navbar.custom-navbar .navbar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar.custom-navbar .navbar-brand {
  display: inline-flex;
  align-items: center;
  font-weight: 800;
  color: #0f172a;
  font-size: 16px;
  text-decoration: none;
}

.navbar.custom-navbar .navbar-toggle {
  display: none;
}

.navbar.custom-navbar .navbar-collapse {
  display: block;
}

.navbar.custom-navbar .navbar-nav {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 18px;
}

.navbar.custom-navbar .navbar-nav > li > a {
  color: #0f172a;
  font-weight: 700;
  padding: 8px 10px;
  border-radius: 8px;
  text-decoration: none;
}

.navbar.custom-navbar .navbar-nav > li.active > a,
.navbar.custom-navbar .navbar-nav > li > a:hover {
  background: rgba(27, 132, 255, 0.1);
  color: #1b84ff;
}

.v2-page-spacer {
  height: 64px;
}

.v2-hero {
  padding-top: 64px;
  padding-bottom: 70px;
  background: linear-gradient(120deg, rgba(7, 21, 43, 0.92) 0%, rgba(10, 35, 66, 0.86) 40%, rgba(0, 0, 0, 0.55) 100%), var(--v2-hero-bg, none);
  background-size: cover;
  background-position: center;
  color: #fff;
}

.v2-hero-kicker {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(27, 132, 255, 0.14);
  color: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.14);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.8px;
  text-transform: uppercase;
}

.v2-hero h1 {
  color: #fff;
  margin-top: 10px;
  margin-bottom: 18px;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.v2-hero p {
  color: rgba(255, 255, 255, 0.88);
  font-size: 16px;
  line-height: 1.8;
}

.v2-hero .v2-hero-actions {
  margin-top: 26px;
}

.v2-hero .v2-btn {
  display: inline-block;
  padding: 12px 18px;
  border-radius: 6px;
  font-weight: 600;
  margin-right: 12px;
  text-decoration: none;
}

.v2-hero .v2-btn-primary {
  background: var(--v2-accent);
  color: #fff;
}

.v2-hero .v2-btn-outline {
  border: 1px solid rgba(255, 255, 255, 0.6);
  color: #fff;
}

.v2-hero-note {
  margin-top: 18px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.76);
  line-height: 1.7;
}

.v2-hero-panel {
  margin-top: 18px;
  border-radius: var(--v2-radius);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.16);
  padding: 18px;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.22);
}

.v2-hero-panel-title {
  font-weight: 800;
  font-size: 14px;
  letter-spacing: 0.6px;
  color: rgba(255, 255, 255, 0.9);
}

.v2-hero-panel-desc {
  margin-top: 12px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.7;
}

.v2-hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 14px;
}

.v2-metric {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 12px;
  padding: 12px 10px;
}

.v2-metric-num {
  font-weight: 900;
  font-size: 18px;
  color: #fff;
}

.v2-metric-label {
  margin-top: 4px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.74);
}

.v2-hero-stack {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.v2-stack-title {
  font-weight: 700;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.82);
}

.v2-stack-items {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.v2-stack-items span {
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(27, 132, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 12px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.9);
}

.v2-section {
  padding: 72px 0;
}

.v2-section-light {
  background: #ffffff;
}

.v2-section-muted {
  background: linear-gradient(180deg, #f6f8fb 0%, #eef3fb 100%);
}

.v2-section-ink {
  background: radial-gradient(1200px 500px at 20% 0%, rgba(27, 132, 255, 0.18) 0%, rgba(11, 18, 32, 0) 58%), #0b1220;
  color: rgba(255, 255, 255, 0.86);
}

.v2-section-title {
  margin-bottom: 24px;
}

.v2-section-title h2 {
  margin: 0;
  font-weight: 900;
  letter-spacing: 0.3px;
}

.v2-section-subtitle {
  margin-top: 10px;
  color: rgba(15, 23, 42, 0.62);
  line-height: 1.8;
}

.v2-section-subtitle-ink {
  color: rgba(255, 255, 255, 0.68);
}

.v2-card {
  background: #fff;
  border-radius: var(--v2-radius);
  box-shadow: var(--v2-shadow);
  padding: 18px 18px 16px;
  margin-bottom: 18px;
  border: 1px solid var(--v2-border);
}

.v2-card-hover {
  transition: transform 0.12s ease, box-shadow 0.16s ease;
}

.v2-card-hover:hover {
  transform: translateY(-3px);
  box-shadow: 0 22px 52px rgba(15, 23, 42, 0.14);
}

.v2-card-ink {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: none;
}

.v2-card-ink h3,
.v2-card-ink p,
.v2-card-ink a {
  color: rgba(255, 255, 255, 0.86);
}

.v2-card h3 {
  margin-top: 2px;
  margin-bottom: 8px;
  font-size: 18px;
  font-weight: 800;
}

.v2-card p {
  margin: 0;
  color: #6b6b6b;
  line-height: 1.7;
}

.v2-badges {
  margin-top: 14px;
}

.v2-badge {
  display: inline-block;
  padding: 6px 10px;
  margin-right: 8px;
  margin-bottom: 8px;
  background: rgba(41, 202, 142, 0.14);
  color: rgba(255, 255, 255, 0.86);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.v2-case-grid .v2-card {
  min-height: 170px;
}

.v2-case-cover {
  width: 100%;
  height: 160px;
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(41, 202, 142, 0.15), rgba(36, 133, 206, 0.12));
  margin-bottom: 12px;
  overflow: hidden;
}

.v2-case-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.v2-about-hero {
  padding-top: 64px;
  padding-bottom: 40px;
  background: #f9f9f9;
}

.v2-about-section {
  padding: 48px 0;
}

.v2-about-section-white {
  background: #fff;
}

.v2-about-section-muted {
  background: linear-gradient(180deg, #f6f8fb 0%, #eef3fb 100%);
}

.v2-disclaimer {
  margin-top: 10px;
  color: rgba(15, 23, 42, 0.5);
  font-size: 12px;
  line-height: 1.7;
}

.v2-client-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.v2-client-pill {
  padding: 10px 12px;
  border-radius: 999px;
  background: rgba(27, 132, 255, 0.08);
  border: 1px solid rgba(27, 132, 255, 0.14);
  color: rgba(15, 23, 42, 0.86);
  font-weight: 700;
}

.v2-founder-card {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 16px;
  padding: 18px;
  border-radius: var(--v2-radius);
  background: #fff;
  border: 1px solid var(--v2-border);
  box-shadow: 0 18px 46px rgba(15, 23, 42, 0.08);
}

.v2-founder-title {
  font-weight: 900;
  color: rgba(15, 23, 42, 0.72);
  letter-spacing: 0.4px;
}

.v2-founder-name {
  margin-top: 8px;
  font-weight: 900;
  font-size: 26px;
  letter-spacing: 0.6px;
}

.v2-founder-meta {
  margin-top: 8px;
  color: rgba(15, 23, 42, 0.62);
  line-height: 1.7;
}

.v2-founder-tags {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.v2-founder-tags span {
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(41, 202, 142, 0.12);
  border: 1px solid rgba(41, 202, 142, 0.16);
  color: rgba(15, 23, 42, 0.86);
  font-weight: 700;
  font-size: 12px;
}

.v2-founder-side {
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.06);
  background: rgba(15, 23, 42, 0.02);
  padding: 14px;
}

.v2-founder-side-title {
  font-weight: 900;
  color: rgba(15, 23, 42, 0.86);
}

.v2-timeline {
  margin: 10px 0 0 0;
  padding: 0 0 0 18px;
  color: rgba(15, 23, 42, 0.72);
  line-height: 1.8;
}

.v2-timeline li {
  margin: 8px 0;
}

@media (max-width: 992px) {
  .v2-founder-card {
    grid-template-columns: 1fr;
  }
}

.v2-honor-grid img {
  width: 100%;
  border-radius: 8px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  margin-bottom: 16px;
}

.v2-honor-card {
  border-radius: var(--v2-radius);
  overflow: hidden;
  border: 1px solid var(--v2-border);
  background: #fff;
  box-shadow: 0 14px 36px rgba(15, 23, 42, 0.08);
  transition: transform 0.12s ease, box-shadow 0.16s ease;
}

.v2-honor-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.14);
}

.v2-honor-card img {
  border: 0;
  border-radius: 0;
  margin: 0;
}

.v2-partner-grid .v2-card {
  text-align: center;
  padding-top: 22px;
  padding-bottom: 22px;
}

.v2-partner-logo {
  width: 140px;
  height: 46px;
  display: inline-block;
  background: rgba(0, 0, 0, 0.04);
  border-radius: 8px;
  line-height: 46px;
  color: #8a8a8a;
  font-weight: 600;
}

.v2-card-actions {
  margin-top: 12px;
}

.v2-link {
  font-weight: 700;
}

.v2-center {
  display: flex;
  justify-content: center;
  margin-top: 18px;
}

.v2-feature-card {
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--v2-border);
  border-radius: var(--v2-radius);
  padding: 18px 18px 16px;
  margin-bottom: 18px;
  box-shadow: 0 18px 46px rgba(15, 23, 42, 0.08);
  transition: transform 0.12s ease, box-shadow 0.16s ease;
}

.v2-feature-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 24px 62px rgba(15, 23, 42, 0.14);
}

.v2-feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(27, 132, 255, 0.14), rgba(41, 202, 142, 0.12));
  border: 1px solid rgba(27, 132, 255, 0.14);
  color: rgba(15, 23, 42, 0.86);
  margin-bottom: 10px;
}

.v2-feature-icon svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.v2-feature-title {
  font-weight: 900;
  font-size: 16px;
  margin-bottom: 6px;
}

.v2-feature-desc {
  color: rgba(15, 23, 42, 0.64);
  line-height: 1.7;
}

.v2-form-box {
  background: #fff;
  border-radius: 12px;
  padding: 22px 18px;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.06);
}

.v2-form-box .form-control {
  border-radius: 8px;
  height: 44px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  box-shadow: none;
}

.v2-form-box textarea.form-control {
  height: auto;
}

.v2-form-box .v2-submit {
  background: var(--v2-primary);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 12px 16px;
  font-weight: 700;
  transition: transform 0.06s ease, box-shadow 0.12s ease;
}

.v2-form-box .v2-submit:hover {
  box-shadow: 0 12px 26px rgba(27, 132, 255, 0.22);
  text-decoration: none;
}

.v2-form-box .v2-submit:active {
  transform: translateY(1px);
}

.v2-alert {
  padding: 12px 14px;
  border-radius: 8px;
  margin-bottom: 16px;
}

.v2-alert-success {
  background: rgba(41, 202, 142, 0.12);
  color: #1f8d66;
}

.v2-alert-error {
  background: rgba(234, 84, 85, 0.12);
  color: #b93c3c;
}

.v2-alert-warn {
  background: rgba(255, 186, 0, 0.12);
  color: #7a5a00;
}

.v2-footer-contact {
  padding: 18px 0 10px;
}

.v2-contact-box {
  padding: 10px 0;
}

.v2-contact-box-right {
  text-align: right;
}

.v2-contact-title {
  font-weight: 700;
  margin-bottom: 8px;
}

.v2-contact-item span {
  color: rgba(255, 255, 255, 0.75);
}

.v2-wechat-qr {
  width: 120px;
  height: 120px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: #fff;
}

.v2-footer-beian {
  padding-top: 12px;
}

.v2-footer-bottom {
  padding-top: 14px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
}

.v2-footer-bottom-left {
  text-align: left;
  margin-top: 8px;
}

.v2-footer-bottom-center {
  text-align: center;
  margin-top: 8px;
}

.v2-footer-bottom-right {
  text-align: right;
  margin-top: 8px;
}

.v2-police-beian {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  height: 20px;
  line-height: 20px;
}

.v2-police-beian img {
  height: 20px;
  width: 20px;
}

footer#footer {
  background: #0b1220;
  color: rgba(255, 255, 255, 0.82);
  padding: 26px 0;
}

footer#footer a {
  color: rgba(255, 255, 255, 0.85);
}

footer#footer a:hover {
  color: #fff;
  text-decoration: none;
}

.v2-btn-outline-dark {
  border: 1px solid rgba(27, 132, 255, 0.26);
  color: rgba(27, 132, 255, 0.98);
  background: rgba(27, 132, 255, 0.06);
}

.v2-btn-outline-dark:hover {
  text-decoration: none;
  background: rgba(27, 132, 255, 0.1);
  box-shadow: 0 12px 28px rgba(27, 132, 255, 0.12);
}

.v2-cta {
  border-radius: var(--v2-radius);
  background: linear-gradient(135deg, rgba(27, 132, 255, 0.12), rgba(41, 202, 142, 0.1));
  border: 1px solid var(--v2-border);
  padding: 22px;
  box-shadow: 0 18px 46px rgba(15, 23, 42, 0.08);
}

.v2-cta-title {
  font-weight: 900;
  font-size: 22px;
}

.v2-cta-desc {
  margin-top: 10px;
  color: rgba(15, 23, 42, 0.66);
  line-height: 1.8;
}

.v2-cta-actions {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.v2-cta-side {
  border-radius: var(--v2-radius);
  background: #fff;
  border: 1px solid var(--v2-border);
  padding: 18px;
  box-shadow: 0 18px 46px rgba(15, 23, 42, 0.06);
}

.v2-cta-side-title {
  font-weight: 900;
  margin-bottom: 10px;
}

.v2-cta-side-item {
  font-weight: 800;
  font-size: 15px;
  margin-bottom: 8px;
}

.v2-cta-side-hint {
  margin-top: 10px;
  color: rgba(15, 23, 42, 0.58);
  line-height: 1.7;
  font-size: 13px;
}

@media (max-width: 768px) {
  .v2-contact-box-right {
    text-align: left;
    margin-top: 10px;
  }

  .v2-footer-bottom-left,
  .v2-footer-bottom-center,
  .v2-footer-bottom-right {
    text-align: left;
  }

  .v2-nav-toggle {
    display: inline-block;
  }

  .v2-nav-menu {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: min(86vw, 320px);
    background: rgba(255, 255, 255, 0.98);
    border-left: 1px solid var(--v2-border);
    box-shadow: 0 26px 70px rgba(15, 23, 42, 0.22);
    transform: translateX(102%);
    transition: transform 0.2s ease;
    z-index: 950;
    padding: 14px 14px 10px;
  }

  .v2-nav-open .v2-nav-menu {
    transform: translateX(0);
  }

  .v2-nav-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
  }

  .v2-nav-menu-title {
    font-weight: 900;
    color: #0f172a;
  }

  .navbar.custom-navbar .navbar-collapse {
    display: block;
  }

  .navbar.custom-navbar .navbar-nav {
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    margin-top: 8px;
  }

  .navbar.custom-navbar .navbar-nav > li > a {
    color: #0f172a;
    background: rgba(15, 23, 42, 0.04);
    border: 1px solid rgba(15, 23, 42, 0.06);
  }

  .navbar.custom-navbar .navbar-nav > li.active > a,
  .navbar.custom-navbar .navbar-nav > li > a:hover {
    background: rgba(27, 132, 255, 0.12);
    color: #1b84ff;
  }
}