:root {
  --bg: #eef2f8;
  --bg-deep: #e8edf6;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: #ffffff;
  --line: rgba(27, 50, 93, 0.14);
  --ink: #182439;
  --muted: #4b5a73;
  --brand: #1f4fd6;
  --brand-deep: #12398f;
  --shadow: 0 18px 40px rgba(16, 34, 76, 0.14);
  --radius: 16px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  color: var(--ink);
  line-height: 1.72;
  background:
    radial-gradient(circle at 8% 10%, #ffffff 0%, transparent 36%),
    radial-gradient(circle at 90% 0%, rgba(31, 79, 214, 0.12) 0%, transparent 32%),
    linear-gradient(145deg, var(--bg) 0%, var(--bg-deep) 100%);
  min-height: 100vh;
}

.container {
  width: min(1120px, calc(100% - 2.4rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
  background: rgba(238, 242, 248, 0.92);
}

.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.62rem;
  text-decoration: none;
  color: var(--ink);
  letter-spacing: 0.01em;
}

.brand-logo {
  width: 2.5rem;
  height: 2.5rem;
  object-fit: contain;
  filter: drop-shadow(0 6px 12px rgba(18, 57, 143, 0.22));
}

.brand-text {
  display: grid;
  gap: 0.08rem;
  line-height: 1.18;
}

.brand-text strong {
  font-size: 1rem;
  font-weight: 800;
}

.brand-text small {
  font-size: 0.72rem;
  color: var(--muted);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.15rem;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
}

.site-nav a:hover {
  color: var(--brand);
}

.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: var(--surface-strong);
  color: var(--ink);
  border-radius: 8px;
  padding: 0.38rem 0.65rem;
  font-size: 0.84rem;
}

.hero {
  padding: 4rem 0 3rem;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 1rem;
  align-items: stretch;
}

.hero-main,
.hero-panel {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.76);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-main {
  padding: 1.55rem;
}

.eyebrow {
  font-size: 0.76rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: #2c4ea2;
  margin-bottom: 0.65rem;
  font-weight: 700;
}

.hero h1 {
  font-size: clamp(1.85rem, 4.8vw, 3.1rem);
  line-height: 1.2;
  margin-bottom: 0.9rem;
  max-width: 20ch;
}

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

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.3rem;
}

.hero-tags span {
  border: 1px solid rgba(31, 79, 214, 0.26);
  color: var(--brand-deep);
  background: rgba(255, 255, 255, 0.82);
  border-radius: 999px;
  padding: 0.38rem 0.68rem;
  font-size: 0.83rem;
  font-weight: 600;
}

.hero-panel {
  padding: 1.2rem;
}

.hero-panel h2 {
  font-size: 1.1rem;
  margin-bottom: 0.65rem;
}

.hero-panel ul {
  list-style: none;
  display: grid;
  gap: 0.48rem;
}

.hero-panel li {
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  color: var(--muted);
}

.hero-panel li::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  margin-top: 0.58rem;
  background: linear-gradient(145deg, #2f84ff, #1f4fd6);
}

.quick-facts {
  padding-top: 0;
  padding-bottom: 1.5rem;
}

.facts-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
}

.fact-card {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.9rem 0.95rem;
  box-shadow: 0 10px 20px rgba(16, 34, 76, 0.08);
}

.fact-card h3 {
  font-size: 0.95rem;
  margin-bottom: 0.2rem;
}

.fact-card p {
  color: var(--muted);
  font-size: 0.9rem;
}

.section {
  padding: 1.2rem 0 2.1rem;
}

.section-head {
  max-width: 780px;
  margin-bottom: 0.95rem;
}

.section h2 {
  font-size: clamp(1.35rem, 2.8vw, 2rem);
  margin-bottom: 0.25rem;
}

.section-head p {
  color: var(--muted);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.88rem;
}

.card {
  background: var(--surface-strong);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem;
  box-shadow: 0 12px 24px rgba(19, 45, 95, 0.07);
}

.card h3 {
  font-size: 1.02rem;
  margin-bottom: 0.35rem;
}

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

.ability-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.ability-card {
  background: var(--surface-strong);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem;
  box-shadow: 0 12px 24px rgba(17, 44, 96, 0.07);
}

.ability-card h3 {
  font-size: 1.04rem;
  margin-bottom: 0.32rem;
}

.ability-card p {
  color: var(--muted);
}

.section-alt {
  background:
    linear-gradient(180deg, rgba(31, 79, 214, 0.05) 0%, rgba(31, 79, 214, 0.015) 100%),
    repeating-linear-gradient(135deg, rgba(27, 50, 93, 0.045) 0 1px, transparent 1px 24px);
  border-top: 1px solid rgba(27, 50, 93, 0.1);
  border-bottom: 1px solid rgba(27, 50, 93, 0.1);
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.value-grid article {
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(27, 50, 93, 0.14);
  border-radius: 14px;
  padding: 1.05rem;
  box-shadow: 0 12px 24px rgba(17, 44, 96, 0.07);
}

.value-grid h3 {
  font-size: 1.05rem;
  margin-bottom: 0.32rem;
}

.value-grid p {
  color: var(--muted);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
}

.process-card {
  background: var(--surface-strong);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem;
  box-shadow: 0 12px 24px rgba(17, 44, 96, 0.07);
}

.process-card span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.95rem;
  height: 1.95rem;
  border-radius: 999px;
  background: rgba(31, 79, 214, 0.12);
  color: var(--brand-deep);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 0.42rem;
}

.process-card h3 {
  font-size: 1rem;
  margin-bottom: 0.3rem;
}

.process-card p {
  color: var(--muted);
}

.assurance-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.assurance-grid article {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(27, 50, 93, 0.14);
  border-radius: 14px;
  padding: 1rem;
  box-shadow: 0 12px 24px rgba(17, 44, 96, 0.07);
}

.assurance-grid h3 {
  font-size: 1.02rem;
  margin-bottom: 0.3rem;
}

.assurance-grid p {
  color: var(--muted);
}

.about-card,
.contact-card {
  background: var(--surface-strong);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem;
  box-shadow: 0 12px 24px rgba(17, 44, 96, 0.07);
}

.about-card p,
.contact-card p {
  color: var(--muted);
}

.about-card p + p {
  margin-top: 0.58rem;
}

.contact-card {
  display: grid;
  gap: 0.45rem;
}

.site-footer {
  margin-top: 0.8rem;
  background: rgba(255, 255, 255, 0.88);
  border-top: 1px solid var(--line);
}

.footer-inner {
  min-height: 66px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.9rem;
  flex-wrap: wrap;
  padding: 0.6rem 0;
}

.record-links {
  display: flex;
  align-items: center;
}

.icp-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--brand);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
}

.icp-link:hover {
  color: var(--brand-deep);
}

.miit-icon {
  width: 1rem;
  height: 1rem;
  flex: 0 0 auto;
}

@media (max-width: 960px) {
  .hero-inner,
  .card-grid,
  .value-grid,
  .facts-grid,
  .process-grid,
  .assurance-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero-main {
    grid-column: span 2;
  }

  .ability-grid {
    grid-template-columns: 1fr;
  }

  .process-grid .process-card:last-child {
    grid-column: span 2;
  }
}

@media (max-width: 760px) {
  .menu-toggle {
    display: inline-block;
  }

  .site-nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.7rem;
    padding: 0.85rem 1.2rem;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid var(--line);
  }

  .site-nav.open {
    display: flex;
  }

  .hero {
    padding-top: 3.35rem;
  }

  .hero-inner,
  .card-grid,
  .value-grid,
  .facts-grid,
  .ability-grid,
  .process-grid,
  .assurance-grid {
    grid-template-columns: 1fr;
  }

  .hero-main {
    grid-column: auto;
  }

  .process-grid .process-card:last-child {
    grid-column: auto;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .brand-text small {
    display: none;
  }
}