:root {
  --bg: #08090c;
  --text: #f8fafc;
  --muted: #a3adbd;
  --line: rgba(255, 255, 255, 0.12);
  --gold: #d9ad45;
  --gold-2: #f3d877;
  --blue: #2f83f6;
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 70% 10%, rgba(47, 131, 246, 0.16), transparent 28%),
    radial-gradient(circle at 14% 20%, rgba(217, 173, 69, 0.16), transparent 30%),
    #08090c;
  color: var(--text);
  font-family: Arial, "Microsoft YaHei", sans-serif;
}

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

button,
input {
  font: inherit;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  max-width: var(--max);
  margin: 0 auto;
  padding: 18px 24px;
}

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

.brand img {
  width: 42px;
  height: 42px;
  border-radius: 50%;
}

.brand strong,
.brand small {
  display: block;
}

.brand small,
.lead,
.search-card p,
.metric-grid p,
.metric-grid span,
.feature-grid span {
  color: var(--muted);
}

nav {
  display: flex;
  gap: 8px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
}

nav a {
  padding: 9px 12px;
  border-radius: 999px;
  font-size: 14px;
}

nav a:hover {
  background: rgba(255, 255, 255, 0.08);
}

nav .nav-primary {
  background: var(--gold);
  color: #111;
  font-weight: 900;
}

main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 30px 24px 52px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: 22px;
  align-items: stretch;
}

.kicker {
  margin: 0 0 10px;
  color: var(--gold-2);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: clamp(46px, 7vw, 88px);
  line-height: 0.98;
}

h2 {
  font-size: clamp(25px, 3vw, 36px);
  line-height: 1.1;
}

.lead {
  max-width: 710px;
  margin-top: 18px;
  font-size: 19px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.primary,
.secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 900;
  transition: transform .18s ease, border-color .18s ease, background .18s ease;
}

.primary:hover,
.secondary:hover,
.search-card button:hover,
.panel-head a:hover,
.preview-head a:hover {
  transform: translateY(-2px);
}

.primary {
  background: var(--gold);
  color: #111;
}

.secondary {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.06);
}

.search-card,
.metric-grid article,
.feature-panel,
.feature-grid article {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.035));
}

.search-card {
  display: grid;
  align-content: center;
  gap: 14px;
  padding: 22px;
  position: relative;
  overflow: hidden;
}

.search-card::after {
  content: "";
  position: absolute;
  right: -42px;
  top: -42px;
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: rgba(217, 173, 69, 0.12);
}

.search-card label {
  position: relative;
  color: var(--gold-2);
  font-weight: 900;
}

.search-card div {
  position: relative;
  display: flex;
  gap: 10px;
}

.search-card input {
  min-width: 0;
  flex: 1;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(8, 9, 12, 0.76);
  color: var(--text);
  outline: none;
  padding: 13px 14px;
}

.search-card button {
  border: 0;
  border-radius: 14px;
  background: var(--gold);
  color: #111;
  font-weight: 900;
  padding: 0 16px;
  cursor: pointer;
}

.quick-tags {
  display: flex !important;
  flex-wrap: wrap;
  gap: 8px;
}

.quick-tags button {
  min-height: 34px;
  border: 1px solid rgba(243, 216, 119, 0.24);
  border-radius: 999px;
  background: rgba(217, 173, 69, 0.1);
  color: var(--gold-2);
  padding: 0 12px;
  font-weight: 900;
}

.metric-grid,
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.metric-grid article,
.feature-grid article,
.live-card {
  display: grid;
  gap: 8px;
  padding: 18px;
}

.metric-grid article,
.feature-grid article,
.live-card {
  transition: transform .18s ease, border-color .18s ease, background .18s ease;
}

.metric-grid article:hover,
.feature-grid article:hover,
.live-card:hover {
  transform: translateY(-3px);
  border-color: rgba(243, 216, 119, 0.32);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.11), rgba(255, 255, 255, 0.045));
}

.metric-grid strong {
  color: var(--gold-2);
  font-size: 30px;
}

.feature-panel {
  margin-top: 18px;
  padding: 22px;
}

.explorer-preview {
  margin-top: 18px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background:
    radial-gradient(circle at 12% 0%, rgba(217, 173, 69, 0.14), transparent 34%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.035));
}

.panel-head,
.preview-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: end;
}

.panel-head a,
.preview-head a {
  color: var(--gold-2);
  font-weight: 900;
}

.preview-layout {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.live-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.045);
}

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

.live-card strong {
  color: var(--gold-2);
  font-size: 30px;
}

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

.preview-table {
  display: grid;
  gap: 8px;
  margin-top: 14px;
  overflow-x: auto;
}

.table-row {
  display: grid;
  grid-template-columns: 90px minmax(180px, 1fr) 100px 90px;
  gap: 12px;
  align-items: center;
  min-width: 620px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
}

.table-head {
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
}

.table-row b {
  color: #f8fafc;
}

.table-row em {
  width: fit-content;
  padding: 5px 9px;
  border-radius: 999px;
  background: rgba(22, 180, 123, 0.12);
  color: #67e8b9;
  font-style: normal;
  font-weight: 900;
}

.table-row small {
  color: var(--muted);
}

.feature-grid {
  margin-top: 18px;
}

.feature-grid b {
  color: var(--gold-2);
  font-size: 19px;
}

.feature-grid span {
  line-height: 1.6;
}

@media (max-width: 900px) {
  nav {
    display: none;
  }

  .hero,
  .metric-grid,
  .feature-grid,
  .preview-layout {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 620px) {
  .topbar,
  main {
    padding-left: 16px;
    padding-right: 16px;
  }

  .hero,
  .metric-grid,
  .feature-grid,
  .preview-layout {
    grid-template-columns: 1fr;
  }

  .search-card div {
    display: grid;
  }

  .quick-tags {
    display: flex !important;
  }

  .panel-head,
  .preview-head {
    display: grid;
  }
}