:root {
  --site-font-family: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  --site-font-family-display: var(--site-font-family);
  --site-font-family-mono: ui-monospace, "SFMono-Regular", "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --site-color-brand: #d71c20;
  --site-color-heading: #3a3a3a;
  --site-color-text: #3a3a3a;
  --site-color-muted: #3a3a3a;
  --site-color-subtle: #3a3a3a;
  --site-color-white: #ffffff;
  --site-color-surface: #ffffff;
  --site-color-surface-soft: #f7f9fc;
  --site-color-surface-muted: #f3f6fa;
  --site-desktop-title-size: 40px;
  --site-desktop-title-line: 1.2;
  --site-desktop-section-title-size: 34px;
  --site-desktop-section-title-line: 1.24;
  --site-desktop-card-title-size: 24px;
  --site-desktop-card-title-line: 1.34;
  --site-desktop-small-title-size: 21px;
  --site-desktop-small-title-line: 1.38;
  --site-desktop-body-size: 16px;
  --site-desktop-body-strong-size: 17px;
  --site-desktop-body-line: 1.68;
  --site-desktop-small-size: 14px;
  --site-desktop-small-line: 1.58;
  --site-desktop-button-size: 14px;
  --site-weight-heading: 600;
  --site-weight-button: 600;
  --site-weight-body-strong: 500;
}

html {
  -webkit-text-size-adjust: 100%;
}

html,
body,
#app,
button,
input,
textarea,
select,
option,
label,
a,
span,
li,
dt,
dd,
small,
strong,
b {
  font-family: var(--site-font-family) !important;
}

body {
  margin: 0;
  font-family: var(--site-font-family);
  font-size: var(--site-desktop-body-size);
  line-height: var(--site-desktop-body-line);
  color: #3a3a3a;
  background: var(--site-color-surface);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin-top: 0;
  color: #3a3a3a;
  font-family: var(--site-font-family-display);
  font-weight: var(--site-weight-heading);
  letter-spacing: -0.02em;
}

h1 {
  font-size: var(--site-desktop-title-size);
  line-height: var(--site-desktop-title-line);
}

h2 {
  font-size: var(--site-desktop-section-title-size);
  line-height: var(--site-desktop-section-title-line);
}

h3 {
  font-size: var(--site-desktop-card-title-size);
  line-height: var(--site-desktop-card-title-line);
}

h4,
h5,
h6 {
  font-size: var(--site-desktop-small-title-size);
  line-height: var(--site-desktop-small-title-line);
}

p,
li,
dd,
dt {
  color: #3a3a3a;
}

a {
  color: #3a3a3a;
  text-decoration: none;
}

a:hover {
  color: #3a3a3a;
}

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
}

strong,
b {
  color: #3a3a3a;
  font-weight: var(--site-weight-body-strong);
}

small {
  font-size: var(--site-desktop-small-size);
  line-height: var(--site-desktop-small-line);
}

code,
pre,
kbd,
samp {
  font-family: var(--site-font-family-mono);
}

.site-title {
  color: #3a3a3a;
  font-size: var(--site-desktop-title-size);
  line-height: var(--site-desktop-title-line);
  font-weight: var(--site-weight-heading);
  letter-spacing: -0.02em;
}

.site-section-title {
  color: #3a3a3a;
  font-size: var(--site-desktop-section-title-size);
  line-height: var(--site-desktop-section-title-line);
  font-weight: var(--site-weight-heading);
  letter-spacing: -0.02em;
}

.site-body-strong {
  color: #3a3a3a;
  font-size: var(--site-desktop-body-strong-size);
  line-height: var(--site-desktop-body-line);
  font-weight: var(--site-weight-body-strong);
}

.site-caption {
  color: #3a3a3a;
  font-size: var(--site-desktop-small-size);
  line-height: var(--site-desktop-small-line);
}

.ss-font-bold {
  font-weight: var(--site-weight-heading);
}

.ss-font-34 {
  font-size: var(--site-desktop-section-title-size);
  line-height: var(--site-desktop-section-title-line);
}

.ss-font-22 {
  font-size: var(--site-desktop-card-title-size);
  line-height: var(--site-desktop-card-title-line);
}

.ss-font-17 {
  font-size: var(--site-desktop-body-strong-size);
  line-height: var(--site-desktop-body-line);
}

.ss-font-16 {
  font-size: var(--site-desktop-body-size);
  line-height: var(--site-desktop-body-line);
}

.ss-font-15,
.ss-font-14,
.ss-font-13,
.ss-font-12 {
  font-size: var(--site-desktop-small-size);
  line-height: var(--site-desktop-small-line);
}

@media (min-width: 768px) and (max-width: 1023px) {
  :root {
    --site-desktop-title-size: 34px;
    --site-desktop-section-title-size: 30px;
    --site-desktop-card-title-size: 22px;
    --site-desktop-small-title-size: 19px;
    --site-desktop-body-size: 15px;
    --site-desktop-body-strong-size: 16px;
    --site-desktop-button-size: 14px;
  }

  .ss-font-34 {
    font-size: var(--site-desktop-section-title-size);
  }

  .ss-font-22 {
    font-size: var(--site-desktop-card-title-size);
  }

  .ss-font-17 {
    font-size: var(--site-desktop-body-strong-size);
  }

  .ss-font-16 {
    font-size: var(--site-desktop-body-size);
  }

  .ss-font-15,
  .ss-font-14,
  .ss-font-13,
  .ss-font-12 {
    font-size: var(--site-desktop-small-size);
  }
}

@media (max-width: 767px) {
  :root {
    --site-desktop-title-size: 30px;
    --site-desktop-title-line: 1.18;
    --site-desktop-section-title-size: 26px;
    --site-desktop-section-title-line: 1.28;
    --site-desktop-card-title-size: 20px;
    --site-desktop-card-title-line: 1.38;
    --site-desktop-small-title-size: 18px;
    --site-desktop-small-title-line: 1.44;
    --site-desktop-body-size: 15px;
    --site-desktop-body-strong-size: 16px;
    --site-desktop-body-line: 1.64;
    --site-desktop-small-size: 13px;
    --site-desktop-small-line: 1.54;
    --site-desktop-button-size: 14px;
  }

  .ss-font-34 {
    font-size: var(--site-desktop-section-title-size);
    line-height: var(--site-desktop-section-title-line);
  }

  .ss-font-22 {
    font-size: var(--site-desktop-card-title-size);
    line-height: var(--site-desktop-card-title-line);
  }

  .ss-font-17 {
    font-size: var(--site-desktop-body-strong-size);
    line-height: var(--site-desktop-body-line);
  }

  .ss-font-16 {
    font-size: var(--site-desktop-body-size);
    line-height: var(--site-desktop-body-line);
  }

  .ss-font-15,
  .ss-font-14,
  .ss-font-13,
  .ss-font-12 {
    font-size: var(--site-desktop-small-size);
    line-height: var(--site-desktop-small-line);
  }
}

:root {
        --solution-bg: #f5f7fb;
        --solution-surface: #ffffff;
        --solution-ink: #3a3a3a;
        --solution-muted: #3a3a3a;
        --solution-line: rgba(23, 32, 51, 0.08);
        --solution-brand: #d71c20;
        --solution-brand-soft: rgba(215, 28, 32, 0.08);
        --solution-shadow: 0 18px 46px rgba(215, 28, 32, 0.34);
      }

      * { box-sizing: border-box; }
      body {
        margin: 0;
        color: #3a3a3a;
        background: linear-gradient(180deg, #fff6f5 0, var(--solution-bg) 240px, var(--solution-bg) 100%);
        font-family: var(--site-font-family);
      }

      a { color: inherit; text-decoration: none; }

      .solution-shell {
        width: min(1180px, calc(100% - 40px));
        margin-left: max(20px, calc((100vw - 1200px) / 2));
        margin-right: 0;
      }

      .solution-topbar {
        position: sticky;
        top: 0;
        z-index: 10020;
        background: #ffffff;
        border-bottom: 1px solid rgba(221, 227, 234, 0.78);
      }

      .solution-topbar__inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 20px;
        min-height: 64px;
      }

      .solution-logo {
        display: inline-flex;
        align-items: center;
        flex: 0 0 95px;
        width: 95px;
        height: 55px;
        gap: 0;
        font-size: 0;
        font-weight: 700;
      }

      .solution-logo img {
        width: 95px;
        height: 55px;
        object-fit: contain;
        display: block;
      }

      .solution-logo span { display: none; }

      .solution-nav {
        display: flex;
        flex-wrap: wrap;
        gap: 18px;
        color: #3a3a3a;
        font-size: 14px;
      }

      .solution-nav a:hover,
      .solution-nav a:focus-visible {
        color: #3a3a3a;
      }

      .layout-tips { position: fixed; right: 0; bottom: 20px; z-index: 9999; display: flex; flex-direction: column; align-items: flex-end; gap: 0; }
      .layout-tips a { width: 50px; height: 50px; display: flex; align-items: center; justify-content: center; padding: 0; overflow: visible; }
      .layout-tips a img { width: 50px; height: 50px; display: block; object-fit: contain; }
      .layout-tips a:last-child { margin-top: 14px; }

      .solution-hero {
        padding: 88px 0 48px;
      }

      .solution-breadcrumb {
        color: #3a3a3a;
        font-size: 14px;
        margin-bottom: 18px;
      }

      .solution-breadcrumb a:hover,
      .solution-breadcrumb a:focus-visible {
        color: #3a3a3a;
      }

      .solution-hero__grid {
        display: grid;
        grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
        gap: 28px;
        align-items: stretch;
      }

      .solution-hero__copy,
      .solution-hero__panel {
        background: var(--solution-surface);
        border: 1px solid var(--solution-line);
        box-shadow: var(--solution-shadow);
      }

      .solution-hero__copy {
        padding: 42px 40px;
      }

      .solution-eyebrow {
        display: inline-flex;
        align-items: center;
        padding: 7px 14px;
        border-radius: 999px;
        background: var(--solution-brand-soft);
        color: #3a3a3a;
        font-size: 13px;
        font-weight: 700;
      }

      .solution-hero h1 {
        margin: 18px 0 20px;
        font-size: clamp(34px, 4vw, 52px);
        line-height: 1.14;
      }

      .solution-hero__lead {
        margin: 0;
        color: #3a3a3a;
        font-size: 18px;
        line-height: 1.9;
      }

      .solution-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 12px;
        margin: 28px 0 0;
        padding: 0;
        list-style: none;
      }

      .solution-tags li {
        padding: 10px 14px;
        border-radius: 999px;
        background: #f8fafc;
        color: #3a3a3a;
        font-size: 14px;
      }

      .solution-actions {
        display: flex;
        flex-wrap: wrap;
        gap: 14px;
        margin-top: 32px;
      }

      .solution-button {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-height: 48px;
        padding: 0 22px;
        border-radius: 999px;
        border: 1px solid transparent;
        font-size: 15px;
        font-weight: 700;
      }

      .solution-button--primary {
        background: var(--solution-brand);
        color: #fff;
      }

      .solution-button--secondary {
        border-color: rgba(215, 28, 32, 0.18);
        background: #fff;
        color: #3a3a3a;
      }

      .solution-hero__panel {
        padding: 34px 30px;
        background:
          linear-gradient(135deg, rgba(215, 28, 32, 0.08), rgba(255, 255, 255, 0) 48%),
          var(--solution-surface);
      }

      .solution-hero__panel h2 {
        margin: 0 0 18px;
        font-size: 24px;
      }

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

      .solution-metric {
        padding: 18px 18px 16px;
        border: 1px solid rgba(23, 32, 51, 0.07);
        background: rgba(255, 255, 255, 0.9);
      }

      .solution-metric strong {
        display: block;
        margin-bottom: 8px;
        font-size: 18px;
      }

      .solution-metric p {
        margin: 0;
        color: #3a3a3a;
        line-height: 1.8;
      }

      .solution-section {
        padding: 18px 0 28px;
      }

      .solution-section h2 {
        margin: 0 0 16px;
        font-size: 32px;
        line-height: 1.25;
      }

      .solution-section__lead {
        margin: 0 0 28px;
        color: #3a3a3a;
        line-height: 1.9;
        font-size: 17px;
      }

      .solution-card-grid {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 22px;
      }

      .solution-card,
      .solution-faq-item,
      .solution-cta {
        background: var(--solution-surface);
        border: 1px solid var(--solution-line);
        box-shadow: var(--solution-shadow);
      }

      .solution-card {
        padding: 28px 24px;
      }

      .solution-card h3 {
        margin: 0 0 14px;
        font-size: 22px;
        line-height: 1.35;
      }

      .solution-card p,
      .solution-card li {
        margin: 0;
        color: #3a3a3a;
        line-height: 1.85;
      }

      .solution-card ul {
        margin: 0;
        padding-left: 18px;
      }

      .solution-highlight {
        display: grid;
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
        gap: 22px;
      }

      .solution-highlight__box {
        padding: 30px 28px;
        background: linear-gradient(180deg, rgba(255,255,255,0.98), rgba(248,250,252,0.98));
        border: 1px solid var(--solution-line);
        box-shadow: var(--solution-shadow);
      }

      .solution-highlight__box h3 {
        margin: 0 0 12px;
        font-size: 24px;
      }

      .solution-highlight__box p,
      .solution-highlight__box li {
        margin: 0;
        color: #3a3a3a;
        line-height: 1.9;
      }

      .solution-highlight__box ul {
        margin: 0;
        padding-left: 18px;
      }

      .solution-faq {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 22px;
      }

      .solution-faq-item {
        padding: 28px 24px;
        border-left: 4px solid var(--solution-brand);
      }

      .solution-faq-item h3 {
        margin: 0 0 12px;
        font-size: 21px;
        line-height: 1.5;
      }

      .solution-faq-item p {
        margin: 0;
        color: #3a3a3a;
        line-height: 1.9;
      }

      .solution-cta {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto;
        gap: 24px;
        align-items: center;
        padding: 30px 32px;
        margin: 36px 0 88px;
      }

      .solution-cta h2 {
        margin: 0 0 10px;
        font-size: 28px;
      }

      .solution-cta p {
        margin: 0;
        color: #3a3a3a;
        line-height: 1.9;
      }

      .solution-footer {
        padding: 0 0 58px;
        color: #3a3a3a;
        font-size: 14px;
      }

      .solution-footer__inner {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        gap: 18px;
        padding-top: 24px;
        border-top: 1px solid rgba(23, 32, 51, 0.1);
      }

      @media (max-width: 1024px) {
        .solution-hero__grid,
        .solution-highlight,
        .solution-cta {
          grid-template-columns: 1fr;
        }

        .solution-card-grid,
        .solution-faq {
          grid-template-columns: repeat(2, minmax(0, 1fr));
        }
      }

      @media (max-width: 767px) {
        .solution-shell {
          width: min(100% - 24px, 1180px);
        }

        .solution-topbar__inner {
          padding: 12px 0;
          align-items: flex-start;
          flex-direction: column;
        }

        .solution-hero {
          padding: 56px 0 28px;
        }

        .solution-hero__copy,
        .solution-hero__panel,
        .solution-card,
        .solution-highlight__box,
        .solution-faq-item,
        .solution-cta {
          padding: 24px 20px;
        }

        .solution-card-grid,
        .solution-faq {
          grid-template-columns: 1fr;
        }

        .solution-section h2,
        .solution-cta h2 {
          font-size: 26px;
        }
      }