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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", sans-serif;
  color: #f8f7fb;
  background: #0f1016;
  line-height: 1.75;
}

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

img {
  width: 100%;
  display: block;
  border-radius: 18px;
}

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

.top-bar {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(15, 16, 22, 0.9);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
}

.top-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 0;
}

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

.brand-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-weight: 700;
  background: radial-gradient(circle at top, #ffb347, #ff4e50);
  color: #0f1016;
}

.brand-name {
  font-size: 1.05rem;
  font-weight: 700;
}

.brand-sub {
  font-size: 0.9rem;
  color: #b7bcc7;
}

.top-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.95rem;
}

.top-nav a {
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

.hero-band {
  padding: 80px 0 60px;
  background: linear-gradient(120deg, rgba(255, 178, 71, 0.18), rgba(255, 78, 80, 0.05));
}

.hero-wrap {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  align-items: center;
}

.hero-kicker {
  font-size: 0.85rem;
  letter-spacing: 2px;
  color: #ffd9b3;
}

h1,
h2,
h3 {
  margin: 0 0 14px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 24px 0;
}

.cta {
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  border: 1px solid transparent;
}

.cta.primary {
  background: #ffb347;
  color: #0f1016;
}

.cta.ghost {
  border-color: #ffb347;
  color: #ffd9b3;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px;
  background: rgba(15, 16, 22, 0.6);
  padding: 18px;
  border-radius: 18px;
}

.metric-number {
  display: block;
  font-weight: 700;
  font-size: 1.1rem;
}

.metric-label {
  font-size: 0.85rem;
  color: #c9ceda;
}

.section {
  padding: 64px 0;
}

.section-dark {
  background: #141621;
}

.section-head {
  margin-bottom: 26px;
}

.section-head p {
  color: #c3c8d4;
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

.value-grid article,
.channel-card,
.content-card,
.workflow article,
.partner-grid article {
  background: rgba(255, 255, 255, 0.05);
  padding: 20px;
  border-radius: 16px;
}

.channel-layout {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.content-card h3 {
  margin-top: 12px;
}

.list-actions {
  margin-top: 18px;
  display: flex;
  gap: 14px;
}

.link {
  color: #ffd9b3;
  border-bottom: 1px solid transparent;
}

.link:hover {
  border-bottom-color: #ffd9b3;
}

.workflow {
  display: grid;
  gap: 14px;
}

.partner-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

.contact {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 22px;
  align-items: center;
}

.contact-card {
  margin-top: 16px;
  background: rgba(255, 255, 255, 0.05);
  padding: 18px;
  border-radius: 16px;
}

.footer {
  padding: 26px 0;
  background: #0b0c11;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
}

.footer-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.9rem;
}

@media (max-width: 900px) {
  .media-card {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .hero-actions {
    flex-direction: column;
  }
}