:root {
  --syndb-ink: #17202a;
  --syndb-muted: #5b6775;
  --syndb-bg: #f5f1e8;
  --syndb-card: #fffaf0;
  --syndb-primary: #0c6b5f;
  --syndb-primary-dark: #07473f;
  --syndb-accent: #d8892e;
}

:root[data-theme="dark"] {
  --syndb-ink: #f3efe4;
  --syndb-muted: #c9c0ae;
  --syndb-bg: #101820;
  --syndb-card: #17222d;
  --syndb-primary: #54c7b8;
  --syndb-primary-dark: #2b8d81;
  --syndb-accent: #e1a64f;
  color-scheme: dark;
}

body {
  min-height: 100vh;
  color: var(--syndb-ink);
  background:
    radial-gradient(circle at 12% 8%, rgba(216, 137, 46, 0.25), transparent 26rem),
    radial-gradient(circle at 84% 0%, rgba(12, 107, 95, 0.22), transparent 28rem),
    linear-gradient(180deg, var(--syndb-bg), #ffffff 62%);
}

:root[data-theme="dark"] body {
  background:
    radial-gradient(circle at 12% 8%, rgba(216, 137, 46, 0.18), transparent 26rem),
    radial-gradient(circle at 84% 0%, rgba(84, 199, 184, 0.16), transparent 28rem),
    linear-gradient(180deg, var(--syndb-bg), #0c1118 62%);
}

.syndb-nav {
  background: linear-gradient(90deg, var(--syndb-primary-dark), var(--syndb-primary));
  box-shadow: 0 0.8rem 2rem rgba(0, 0, 0, 0.16);
}

.hero-card,
.card {
  background: color-mix(in srgb, var(--syndb-card) 92%, white);
  border: 1px solid rgba(23, 32, 42, 0.08);
}

.hero-card {
  position: relative;
  overflow: hidden;
}

.hero-card::after {
  content: "";
  position: absolute;
  inset: auto -8rem -8rem auto;
  width: 22rem;
  height: 22rem;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(12, 107, 95, 0.18), transparent 66%);
  pointer-events: none;
}

.btn-primary {
  --bs-btn-bg: var(--syndb-primary);
  --bs-btn-border-color: var(--syndb-primary);
  --bs-btn-hover-bg: var(--syndb-primary-dark);
  --bs-btn-hover-border-color: var(--syndb-primary-dark);
}

.btn-outline-primary {
  --bs-btn-color: var(--syndb-primary);
  --bs-btn-border-color: var(--syndb-primary);
  --bs-btn-hover-bg: var(--syndb-primary);
  --bs-btn-hover-border-color: var(--syndb-primary);
}

.text-muted {
  color: var(--syndb-muted) !important;
}

textarea.syql-editor {
  font-family: "JetBrains Mono", "Iosevka", ui-monospace, monospace;
}

.topoxide-ui {
  min-height: 28rem;
}

.topoxide-loading {
  color: var(--syndb-muted);
  border: 1px dashed rgba(91, 103, 117, 0.35);
  border-radius: 8px;
  padding: 2rem;
}

.topoxide-controls {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.topoxide-profile-tabs,
.topoxide-filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.topoxide-search-input {
  max-width: 24rem;
}

.topoxide-filter-details {
  color: var(--syndb-muted);
  font-size: 0.875rem;
}

.topoxide-filter-details > div {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.85rem;
  padding-top: 0.5rem;
}

.topoxide-check {
  white-space: nowrap;
}

.topoxide-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 13rem;
  gap: 1rem;
  align-items: start;
}

.topoxide-lanes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
  gap: 0.75rem;
  align-items: start;
}

.topoxide-lane {
  min-width: 0;
  border: 1px solid rgba(23, 32, 42, 0.1);
  border-radius: 8px;
  padding: 0.75rem;
  background: color-mix(in srgb, var(--syndb-card) 88%, white);
}

.topoxide-lane h2 {
  color: var(--syndb-muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0;
  margin: 0 0 0.65rem;
  text-transform: uppercase;
}

.topoxide-node {
  display: block;
  width: 100%;
  min-height: 3rem;
  margin-bottom: 0.45rem;
  padding: 0.45rem 0.55rem;
  color: var(--syndb-ink);
  text-align: left;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(12, 107, 95, 0.22);
  border-radius: 7px;
  transition: border-color 120ms ease, opacity 120ms ease, transform 120ms ease;
}

.topoxide-node span,
.topoxide-node small {
  display: block;
  overflow-wrap: anywhere;
}

.topoxide-node span {
  font-size: 0.82rem;
  font-weight: 650;
  line-height: 1.2;
}

.topoxide-node small {
  color: var(--syndb-muted);
  font-size: 0.68rem;
}

.topoxide-node:hover,
.topoxide-node:focus,
.topoxide-node.focused {
  border-color: var(--syndb-accent);
  outline: none;
  transform: translateY(-1px);
}

.topoxide-node.dimmed {
  opacity: 0.32;
}

.topoxide-edge-panel {
  position: sticky;
  top: 1rem;
  border-left: 2px solid rgba(12, 107, 95, 0.2);
  color: var(--syndb-muted);
  padding-left: 1rem;
  font-size: 0.85rem;
}

.topoxide-edge-panel strong {
  color: var(--syndb-ink);
  display: block;
  font-size: 1.5rem;
  line-height: 1;
}

.topoxide-edge-panel span {
  display: block;
  margin-top: 0.35rem;
}

.topoxide-matrix {
  max-height: 42rem;
}

.topoxide-cell {
  display: inline-grid;
  min-width: 2rem;
  min-height: 1.6rem;
  place-items: center;
  border-radius: 6px;
  background: rgba(91, 103, 117, 0.12);
  color: var(--syndb-muted);
  font-weight: 700;
}

.topoxide-cell.active {
  background: color-mix(in srgb, var(--syndb-primary) 22%, white);
  color: var(--syndb-primary-dark);
}

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

  .topoxide-edge-panel {
    position: static;
    border-left: 0;
    border-top: 2px solid rgba(12, 107, 95, 0.2);
    padding-left: 0;
    padding-top: 0.75rem;
  }
}