:root {
  color-scheme: dark;
  --bg: #070b0d;
  --panel: rgba(13, 18, 22, 0.88);
  --panel-strong: rgba(19, 26, 31, 0.94);
  --border: rgba(255, 255, 255, 0.12);
  --text: #f6f8f7;
  --muted: #9aa8a3;
  --accent: #36d399;
  --accent-2: #f5b942;
  --network: rgba(255, 255, 255, 0.1);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input {
  font: inherit;
}

#network-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 1;
}

#app {
  position: relative;
  z-index: 1;
  min-height: 100vh;
}

.shell {
  display: grid;
  grid-template-columns: 244px minmax(0, 1fr);
  min-height: 100vh;
  transition: grid-template-columns 160ms ease;
}

.shell.sidebar-collapsed {
  grid-template-columns: 76px minmax(0, 1fr);
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding: 22px;
  border-right: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.36);
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.brand {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid var(--border);
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
}

.sidebar-toggle {
  display: grid;
  width: 34px;
  min-width: 34px;
  height: 34px;
  min-height: 34px;
  place-items: center;
  padding: 0;
}

nav {
  display: grid;
  gap: 8px;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  padding: 10px 12px;
  border-radius: 6px;
}

.nav-initial {
  display: none;
}

nav a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.sidebar-version {
  margin-top: auto;
  text-align: center;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1;
}

.shell.sidebar-collapsed .sidebar {
  align-items: center;
  padding-right: 14px;
  padding-left: 14px;
}

.shell.sidebar-collapsed .sidebar-header {
  display: grid;
  justify-items: center;
}

.shell.sidebar-collapsed .sidebar-toggle {
  width: 44px;
}

.shell.sidebar-collapsed nav a {
  display: grid;
  width: 44px;
  min-height: 38px;
  place-items: center;
  padding: 0;
}

.shell.sidebar-collapsed .nav-label {
  display: none;
}

.shell.sidebar-collapsed .nav-initial {
  display: inline;
}

.workspace {
  display: grid;
  gap: 18px;
  align-content: start;
  padding: 24px;
}

.topbar,
.toolbar,
.operations article,
.market-card {
  border: 1px solid var(--border);
  background: var(--panel);
  border-radius: 8px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  min-height: 132px;
  padding: 22px;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: clamp(2rem, 5vw, 4.25rem);
  line-height: 1;
}

h2 {
  font-size: 1rem;
}

p {
  color: var(--muted);
  line-height: 1.55;
}

.topbar p {
  max-width: 760px;
  margin-top: 10px;
}

.topbar-actions,
.filters,
.tag-row,
.card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

button {
  min-height: 38px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  padding: 0 12px;
  cursor: pointer;
}

button:hover {
  border-color: rgba(54, 211, 153, 0.5);
}

button.primary {
  background: var(--accent);
  color: #04120c;
  border-color: transparent;
  font-weight: 700;
}

.toolbar {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) auto;
  gap: 12px;
  padding: 14px;
}

input {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.28);
  color: var(--text);
  padding: 0 12px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}

.market-card {
  display: grid;
  gap: 12px;
  min-height: 256px;
  padding: 18px;
}

.card-meta {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: var(--accent-2);
  font-size: 0.82rem;
}

.project {
  color: var(--accent);
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.07);
  color: var(--muted);
  font-size: 0.8rem;
}

.operations {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}

.operations article {
  display: grid;
  gap: 8px;
  min-height: 136px;
  padding: 18px;
  background: var(--panel-strong);
}

@media (max-width: 820px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .shell.sidebar-collapsed {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: sticky;
    top: 0;
    z-index: 2;
    flex-direction: row;
    align-items: center;
    overflow-x: auto;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .sidebar-version {
    margin-top: 0;
    margin-left: auto;
  }

  nav {
    display: flex;
    min-width: max-content;
  }

  .topbar,
  .toolbar {
    grid-template-columns: 1fr;
  }

  .topbar {
    align-items: stretch;
    flex-direction: column;
  }
}