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

html { background: #f5f5f7; }

body {
  background: #f5f5f7;
  color: #1d1d1f;
  font-family: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
  min-height: 100vh;
  padding: 28px 72px 64px;
  max-width: 1440px;
  margin: 0 auto;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 56px;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.mark {
  width: 28px;
  height: 28px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px;
}

.mark i { background: #1d1d1f; border-radius: 4px; }
.mark i:nth-child(2) { background: #0a84ff; }

.logo {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.04em;
}

nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 28px;
  font-size: 15px;
  color: #424245;
}

nav a:hover { color: #1d1d1f; }
nav .on { color: #1d1d1f; font-weight: 600; }
nav .soon { cursor: default; }

.hero { margin-top: 36px; }

.hero h1,
.page-title {
  font-size: 48px;
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.15;
}

.hero p,
.lead {
  margin-top: 12px;
  font-size: 18px;
  color: #6e6e73;
}

.lead { margin-top: 10px; }

.featured {
  margin-top: 36px;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 20px;
}

.feature {
  background: linear-gradient(135deg, #e8f1ff 0%, #f7f8fa 60%, #fff 100%);
  border-radius: 28px;
  padding: 36px 40px;
  min-height: 250px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.kicker {
  font-size: 13px;
  font-weight: 600;
  color: #0a84ff;
  letter-spacing: 0.06em;
}

.kicker.muted { color: #86868b; }

.feature h2 {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-top: 8px;
}

.feature p {
  margin-top: 8px;
  color: #6e6e73;
  font-size: 16px;
  line-height: 1.5;
  max-width: 420px;
}

.apps {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 22px;
}

.app {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  border-radius: 16px;
  padding: 10px 14px 10px 10px;
  box-shadow: 0 8px 24px rgba(0,0,0,.06);
}

.app-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: #0a84ff;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.app-icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: #fff;
  stroke-width: 1.8;
}

.app strong { display: block; font-size: 14px; }
.app small { color: #86868b; font-size: 12px; }

.pill {
  font-size: 12px;
  background: #0a84ff;
  color: #fff;
  border: 0;
  border-radius: 999px;
  padding: 7px 14px;
  margin-left: 8px;
  white-space: nowrap;
}

.soon-card {
  background: #fff;
  border-radius: 28px;
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 4px 20px rgba(0,0,0,.04);
  min-height: 250px;
}

.soon-card h2 {
  font-size: 28px;
  letter-spacing: -0.03em;
}

.soon-card p {
  color: #6e6e73;
  margin-top: 8px;
  line-height: 1.5;
}

.tag {
  align-self: flex-start;
  font-size: 12px;
  color: #86868b;
  background: #f5f5f7;
  border-radius: 999px;
  padding: 6px 12px;
  margin-top: 22px;
}

h3.sec {
  margin-top: 40px;
  font-size: 22px;
  letter-spacing: -0.03em;
}

.grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.card {
  background: #fff;
  border-radius: 22px;
  padding: 22px 22px 20px;
  min-height: 188px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 18px rgba(0,0,0,.04);
}

.icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  margin-bottom: 16px;
}

.icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
}

.c1 { background: #e8f1ff; color: #0a84ff; }
.c2 { background: #e6f7f1; color: #14866d; }
.c3 { background: #fff1e8; color: #d46b08; }
.c4 { background: #f3e8ff; color: #7c3aed; }

.card h4 { font-size: 20px; letter-spacing: -0.02em; }
.card p {
  margin-top: 6px;
  color: #6e6e73;
  font-size: 14px;
  line-height: 1.45;
  flex: 1;
}
.card .meta { margin-top: 14px; font-size: 12px; color: #86868b; }
.live { color: #0a84ff; font-weight: 600; }

a.feature,
a.card,
a.item {
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

a.feature:hover,
a.card:hover,
a.item:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(0,0,0,.08);
}

a.feature:focus-visible,
a.card:focus-visible,
a.item:focus-visible,
.brand:focus-visible,
nav a:focus-visible {
  outline: 2px solid #0a84ff;
  outline-offset: 3px;
}

.crumb {
  margin-top: 36px;
  font-size: 14px;
  color: #86868b;
}

.crumb a:hover { color: #1d1d1f; }
.crumb b { color: #1d1d1f; font-weight: 600; }

.page-title { margin-top: 10px; }

.list {
  margin-top: 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.item {
  background: #fff;
  border-radius: 24px;
  padding: 28px;
  display: flex;
  gap: 20px;
  align-items: center;
  box-shadow: 0 4px 18px rgba(0,0,0,.04);
  min-height: 140px;
}

.item.ghost {
  box-shadow: none;
  border: 1px dashed #d2d2d7;
  background: transparent;
}

.ico {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  display: grid;
  place-items: center;
  flex: 0 0 72px;
}

.ico svg {
  width: 32px;
  height: 32px;
  fill: none;
  stroke: #fff;
  stroke-width: 1.7;
}

.ico.live { background: #0a84ff; }
.ico.wait { background: #e8e8ed; }
.ico.wait svg { stroke: #86868b; }

.item-body { flex: 1; min-width: 0; }
.item h2 { font-size: 24px; letter-spacing: -0.03em; }
.item p {
  margin-top: 6px;
  color: #6e6e73;
  font-size: 15px;
  line-height: 1.45;
}

.enter {
  margin-left: auto;
  background: #0a84ff;
  color: #fff;
  border: 0;
  border-radius: 999px;
  padding: 10px 18px;
  font-size: 14px;
  white-space: nowrap;
  flex-shrink: 0;
}

.muted-label {
  margin-left: auto;
  color: #86868b;
  font-size: 13px;
  white-space: nowrap;
  flex-shrink: 0;
}

@media (max-width: 1100px) {
  body { padding: 28px 36px 56px; }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .feature { padding: 32px; }
}

@media (max-width: 800px) {
  body { padding: 20px 20px 48px; }
  header {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }
  nav {
    gap: 16px 20px;
    justify-content: flex-start;
    font-size: 14px;
  }
  .hero { margin-top: 28px; }
  .hero h1,
  .page-title { font-size: 32px; }
  .hero p,
  .lead { font-size: 16px; }
  .featured,
  .list { grid-template-columns: 1fr; }
  .feature,
  .soon-card {
    padding: 28px 24px;
    min-height: 0;
  }
  .feature h2 { font-size: 26px; }
  .soon-card h2 { font-size: 24px; }
  .crumb { margin-top: 28px; }
  .list { margin-top: 28px; }
  .item {
    flex-wrap: wrap;
    padding: 22px;
    min-height: 0;
  }
  .enter,
  .muted-label {
    margin-left: 92px;
  }
}

@media (max-width: 520px) {
  .grid { grid-template-columns: 1fr; }
  .app { width: 100%; }
  .enter,
  .muted-label { margin-left: 0; width: 100%; text-align: center; }
  .ico { width: 56px; height: 56px; flex-basis: 56px; border-radius: 16px; }
  .ico svg { width: 26px; height: 26px; }
}