:root {
  --ink: #eaf5ed;
  --muted: #91a79a;
  --line: rgba(218, 245, 227, 0.14);
  --panel: rgba(13, 30, 24, 0.76);
  --panel-strong: rgba(17, 42, 33, 0.94);
  --green: #82f7b4;
  --gold: #f2d16b;
  --red: #ff806d;
  --bg: #07130f;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: ui-serif, Georgia, Cambria, "Times New Roman", serif;
  background:
    radial-gradient(circle at 20% 10%, rgba(130, 247, 180, 0.18), transparent 25rem),
    radial-gradient(circle at 80% 5%, rgba(242, 209, 107, 0.12), transparent 22rem),
    linear-gradient(135deg, #05100c 0%, #081812 45%, #0d1716 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.24;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
}

.orb {
  position: fixed;
  border-radius: 999px;
  filter: blur(20px);
  opacity: 0.4;
  pointer-events: none;
}

.orb-a {
  width: 22rem;
  height: 22rem;
  left: -8rem;
  top: 18rem;
  background: rgba(130, 247, 180, 0.2);
}

.orb-b {
  width: 18rem;
  height: 18rem;
  right: -4rem;
  bottom: 12rem;
  background: rgba(242, 209, 107, 0.18);
}

.site-header,
main,
footer {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  position: relative;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 0;
}

.brand {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  color: inherit;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(130, 247, 180, 0.2), rgba(242, 209, 107, 0.12));
  color: var(--green);
  font-family: ui-sans-serif, "Avenir Next", "Trebuchet MS", sans-serif;
  font-weight: 800;
}

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

.brand small {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

nav {
  display: flex;
  gap: 22px;
  font-family: ui-sans-serif, "Avenir Next", "Trebuchet MS", sans-serif;
  font-size: 14px;
}

nav a {
  color: var(--muted);
  text-decoration: none;
}

nav a:hover {
  color: var(--ink);
}

.hero {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 34px;
  align-items: center;
  padding: 74px 0 56px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--gold);
  font-family: ui-sans-serif, "Avenir Next", "Trebuchet MS", sans-serif;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  line-height: 0.95;
  letter-spacing: -0.05em;
}

h1 {
  max-width: 760px;
  font-size: clamp(54px, 8vw, 104px);
}

h2 {
  font-size: clamp(36px, 5vw, 64px);
}

.lede,
.section-heading p,
.data-section p {
  color: var(--muted);
  font-family: ui-sans-serif, "Avenir Next", "Trebuchet MS", sans-serif;
  line-height: 1.7;
}

.lede {
  max-width: 620px;
  margin: 28px 0 0;
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  justify-content: center;
  min-width: 142px;
  padding: 14px 18px;
  border-radius: 999px;
  font-family: ui-sans-serif, "Avenir Next", "Trebuchet MS", sans-serif;
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  color: #05100c;
  background: var(--green);
}

.button.ghost {
  color: var(--ink);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.hero-panel,
.market-card,
.data-section {
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-panel {
  padding: 24px;
  border-radius: 34px;
}

.panel-topline,
.market-meta,
.card-foot,
.endpoint-list {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
  font-family: ui-sans-serif, "Avenir Next", "Trebuchet MS", sans-serif;
  font-size: 13px;
}

#connection-state {
  color: var(--gold);
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 22px 0;
}

.signal-grid div {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.035);
}

.signal-grid small,
.market-card small {
  display: block;
  color: var(--muted);
  font-family: ui-sans-serif, "Avenir Next", "Trebuchet MS", sans-serif;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.signal-grid strong {
  display: block;
  margin-top: 8px;
  font-size: 22px;
}

canvas {
  width: 100%;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(130, 247, 180, 0.09), rgba(255, 255, 255, 0.02));
}

.section-heading {
  margin: 42px 0 22px;
}

.section-heading p {
  max-width: 640px;
}

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

.market-card {
  min-height: 214px;
  padding: 20px;
  border-radius: 26px;
  transition: transform 180ms ease, border-color 180ms ease;
}

.market-card:hover {
  transform: translateY(-4px);
  border-color: rgba(130, 247, 180, 0.38);
}

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

.coin-badge {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 15px;
  color: #06110d;
  background: var(--green);
  font-family: ui-sans-serif, "Avenir Next", "Trebuchet MS", sans-serif;
  font-weight: 900;
}

.price {
  margin: 24px 0 8px;
  font-family: ui-sans-serif, "Avenir Next", "Trebuchet MS", sans-serif;
  font-size: 30px;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.change {
  font-family: ui-sans-serif, "Avenir Next", "Trebuchet MS", sans-serif;
  font-weight: 900;
}

.up {
  color: var(--green);
}

.down {
  color: var(--red);
}

.spark {
  height: 36px;
  margin: 18px 0;
  border-radius: 16px;
  background:
    linear-gradient(90deg, rgba(130, 247, 180, 0.3), rgba(242, 209, 107, 0.12)),
    repeating-linear-gradient(90deg, transparent 0 9px, rgba(255, 255, 255, 0.08) 10px 11px);
}

.data-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin: 64px 0;
  padding: 32px;
  border-radius: 32px;
}

.endpoint-list {
  flex-direction: column;
  justify-content: center;
}

code {
  display: block;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--green);
  background: rgba(0, 0, 0, 0.22);
  white-space: nowrap;
  overflow: auto;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 30px 0 42px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-family: ui-sans-serif, "Avenir Next", "Trebuchet MS", sans-serif;
}

@media (max-width: 920px) {
  .hero,
  .data-section {
    grid-template-columns: 1fr;
  }

  .market-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 620px) {
  .site-header {
    align-items: flex-start;
    gap: 18px;
    flex-direction: column;
  }

  .hero {
    padding-top: 40px;
  }

  .market-grid,
  .signal-grid {
    grid-template-columns: 1fr;
  }

  footer {
    flex-direction: column;
  }
}