/* viem-inspired: black-forward, monospace-heavy, amber accent */
:root {
  --bg:        #0a0a0a;
  --bg-2:      #121212;
  --bg-3:      #1a1a1a;
  --fg:        #e8e8e8;
  --fg-muted:  #8a8a8a;
  --fg-dim:    #5a5a5a;
  --accent:    #f5b93d;
  --accent-2:  #ffd369;
  --border:    #242424;
  --danger:    #e57373;
  --success:   #7ec97e;
  --mono:      ui-monospace, "JetBrains Mono", "IBM Plex Mono", SFMono-Regular, Menlo, monospace;
  --sans:      Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--fg); }
body {
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-2); text-decoration: underline; }
em { font-style: italic; color: var(--accent); }
strong { color: #fff; font-weight: 600; }
kbd {
  font-family: var(--mono);
  font-size: 0.85em;
  padding: 1px 6px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--fg);
}
code {
  font-family: var(--mono);
  font-size: 0.92em;
}
.muted { color: var(--fg-muted); }

/* ── nav ─────────────────────────────────────────────────────────── */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 32px;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--fg);
  font-family: var(--mono);
  font-size: 14px;
}
.brand:hover { text-decoration: none; color: var(--fg); }
.logo {
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--accent);
  font-size: 16px;
}
.dot { color: var(--fg-dim); }
.links { display: flex; gap: 20px; align-items: center; font-family: var(--mono); font-size: 13px; }
.links a { color: var(--fg-muted); }
.links a:hover { color: var(--fg); text-decoration: none; }

/* ── auth (sign-in for higher rate-limit tier) ───────────────────── */
.auth-btn {
  font-family: var(--mono);
  font-size: 12px;
  padding: 5px 12px;
  background: transparent;
  color: var(--fg-muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.1s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.auth-btn:hover {
  color: var(--fg);
  border-color: var(--fg-dim);
}
.auth-btn.authed {
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
  background: color-mix(in srgb, var(--accent) 8%, transparent);
}
.auth-btn.authed::before {
  content: "●";
  color: var(--success);
  font-size: 10px;
}
.auth-btn.pulse {
  animation: auth-pulse 0.6s ease-in-out 3;
  border-color: var(--accent);
  color: var(--accent);
}
@keyframes auth-pulse {
  0%, 100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 50%, transparent); }
  50%      { box-shadow: 0 0 0 6px color-mix(in srgb, var(--accent) 0%, transparent); }
}

.auth-panel {
  position: absolute;
  top: 56px;
  right: 24px;
  z-index: 20;
  width: 340px;
  max-width: calc(100vw - 32px);
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6);
}
.auth-panel[hidden] { display: none; }
.auth-panel label {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.auth-panel input {
  width: 100%;
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font-family: var(--mono);
  font-size: 13px;
  outline: 0;
}
.auth-panel input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 15%, transparent);
}
.auth-row {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}
.auth-primary {
  flex: 1;
  background: var(--accent);
  color: #000;
  border: 0;
  border-radius: 7px;
  padding: 8px 14px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
}
.auth-primary:hover { background: var(--accent-2); }
.auth-primary:disabled { opacity: 0.5; cursor: progress; }
.auth-secondary {
  background: transparent;
  color: var(--fg-muted);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 8px 14px;
  font-family: var(--sans);
  font-size: 13px;
  cursor: pointer;
}
.auth-secondary:hover { color: var(--fg); border-color: var(--fg-dim); }
.auth-hint {
  margin: 10px 0 0;
  font-size: 11px;
  line-height: 1.5;
}
.auth-status {
  margin: 8px 0 0;
  font-family: var(--mono);
  font-size: 11px;
  min-height: 1.3em;
  color: var(--fg-muted);
}
.auth-status.err { color: var(--danger); }
.auth-status.ok  { color: var(--success); }

/* ── main ────────────────────────────────────────────────────────── */
main {
  max-width: 880px;
  margin: 0 auto;
  padding: 64px 32px 32px;
  flex: 1;
  width: 100%;
}

/* ── hero ────────────────────────────────────────────────────────── */
.hero h1 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin: 0 0 20px;
}
.hero .subtitle {
  color: var(--fg-muted);
  font-size: 16px;
  margin: 0 0 32px;
  max-width: 620px;
}

/* ── search box ──────────────────────────────────────────────────── */
#searchForm { margin-bottom: 64px; }
.combo {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: border-color 0.15s;
}
.combo:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 15%, transparent);
}
.sigil {
  padding: 0 8px 0 14px;
  color: var(--fg-dim);
  font-family: var(--mono);
  font-size: 16px;
  user-select: none;
}
#q {
  flex: 1;
  background: transparent;
  border: 0;
  outline: 0;
  padding: 14px 4px;
  color: var(--fg);
  font-family: var(--mono);
  font-size: 15px;
}
#q::placeholder { color: var(--fg-dim); }
.combo button {
  background: var(--accent);
  color: #000;
  border: 0;
  border-radius: 7px;
  padding: 10px 18px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.1s;
}
.combo button:hover { background: var(--accent-2); }
.combo button:disabled { opacity: 0.5; cursor: progress; }

.examples {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  font-size: 13px;
}
.ex {
  font-family: var(--mono);
  font-size: 12px;
  padding: 4px 10px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--fg-muted);
  cursor: pointer;
  transition: all 0.1s;
}
.ex:hover {
  color: var(--fg);
  border-color: var(--fg-dim);
}

/* ── results ─────────────────────────────────────────────────────── */
.results:empty { display: none; }
.results { display: flex; flex-direction: column; gap: 16px; margin-bottom: 64px; }

.card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
.card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-3);
  font-family: var(--mono);
  font-size: 13px;
}
.card-head .kind {
  color: var(--accent);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.card-head .meta { color: var(--fg-muted); }
.card-body { padding: 20px; }
.card-body .row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 14px;
}
.card-body .row:last-child { border-bottom: 0; }
.card-body .row .k {
  color: var(--fg-muted);
  font-family: var(--mono);
  font-size: 12px;
  padding-top: 2px;
}
.card-body .row .v {
  font-family: var(--mono);
  font-size: 13px;
  word-break: break-all;
  color: var(--fg);
}
.card-body .row .v a { color: var(--fg); border-bottom: 1px dotted var(--fg-dim); }
.card-body .row .v a:hover { color: var(--accent); border-color: var(--accent); text-decoration: none; }

.tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  padding: 2px 8px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 4px;
  margin: 2px;
  color: var(--fg-muted);
}
.tag.protocol { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 30%, var(--border)); }
.tag.action { color: var(--success); }
.tag.chain { color: #7db7f0; }

.chip {
  font-family: var(--mono);
  font-size: 11px;
  padding: 3px 8px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--fg-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin: 2px;
  max-width: 100%;
}
.chip:hover {
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
}
.chip .sig { color: var(--fg); }

.list-section {
  padding: 12px 20px;
  border-top: 1px solid var(--border);
}
.list-section h4 {
  margin: 0 0 8px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* tabular listing (used for contracts under a protocol card) */
.ctable {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: 12px;
}
.ctable thead th {
  text-align: left;
  font-weight: 600;
  color: var(--fg-muted);
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 10px;
}
.ctable tbody td {
  padding: 8px 10px;
  border-bottom: 1px dashed var(--border);
  color: var(--fg);
  vertical-align: top;
}
.ctable tbody tr:last-child td { border-bottom: 0; }
.ctable tbody tr:hover { background: color-mix(in srgb, var(--accent) 5%, transparent); }
.ctable .col-addr {
  color: var(--fg);
  text-decoration: none;
  border-bottom: 1px dotted var(--fg-dim);
}
.ctable .col-addr:hover { color: var(--accent); border-color: var(--accent); }
.ctable .col-chain { color: var(--fg-muted); white-space: nowrap; }
.ctable .col-name  { color: var(--fg); }
.ctable .col-proto { color: var(--accent); white-space: nowrap; }

.status {
  text-align: center;
  padding: 32px;
  color: var(--fg-muted);
  font-family: var(--mono);
  font-size: 14px;
}
.status.error { color: var(--danger); }

/* Anonymous-user rate-limit nudge shown below capped search results. */
.hint {
  background: color-mix(in srgb, var(--accent) 8%, var(--bg-2));
  border: 1px solid color-mix(in srgb, var(--accent) 35%, var(--border));
  border-radius: 12px;
  padding: 18px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}
.hint-msg {
  margin: 0;
  font-size: 13px;
  color: var(--fg);
  line-height: 1.5;
  flex: 1;
  min-width: 240px;
}
.hint-actions { display: inline-flex; gap: 8px; flex-wrap: wrap; }
.hint-pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
  background: transparent;
  border: 1px solid color-mix(in srgb, var(--accent) 40%, var(--border));
  border-radius: 999px;
  text-decoration: none;
  transition: all 0.15s;
  white-space: nowrap;
}
.hint-pill:hover {
  color: #000;
  background: var(--accent);
  border-color: var(--accent);
  text-decoration: none;
}

/* ── doc sections ────────────────────────────────────────────────── */
.doc { margin-top: 80px; padding-top: 32px; border-top: 1px solid var(--border); }
.doc h2 {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin: 0 0 16px;
}
.doc pre {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px 20px;
  overflow-x: auto;
  margin: 0;
}
.doc pre code {
  color: var(--fg);
  font-size: 13px;
  line-height: 1.7;
}
.cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.cols > div { padding: 16px; background: var(--bg-2); border: 1px solid var(--border); border-radius: 8px; }
.cols h3 { margin: 0 0 6px; font-size: 15px; font-family: var(--mono); color: var(--fg); }
.cols code { display: block; font-size: 12px; color: var(--accent); margin-bottom: 8px; }
.cols p { margin: 0; font-size: 13px; color: var(--fg-muted); }

/* ── support / data section (viem-style feature grid) ────────────── */
.support {
  margin-top: 96px;
  padding-top: 48px;
  border-top: 1px solid var(--border);
}
.support-head {
  max-width: 680px;
  margin-bottom: 40px;
}
.support-head h2 {
  font-size: clamp(26px, 3.5vw, 36px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 14px;
  color: var(--fg);
}
.support-sub {
  color: var(--fg-muted);
  font-size: 15px;
  line-height: 1.6;
  margin: 0;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.support-card {
  position: relative;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color 0.15s, transform 0.15s;
  overflow: hidden;
}
.support-card:hover {
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
  transform: translateY(-1px);
}
.support-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 12px;
  background: radial-gradient(ellipse 60% 40% at top right,
              color-mix(in srgb, var(--accent) 10%, transparent), transparent 70%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s;
}
.support-card:hover::before { opacity: 1; }

.support-stat {
  font-family: var(--mono);
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 4px;
}
.support-stat-unit {
  font-size: 24px;
  color: color-mix(in srgb, var(--accent) 70%, var(--fg-muted));
  margin-left: 1px;
}

.support-card h3 {
  margin: 0;
  font-size: 16px;
  font-family: var(--mono);
  font-weight: 600;
  color: var(--fg);
  letter-spacing: -0.01em;
}
.support-card > code {
  display: inline-block;
  font-size: 11px;
  color: var(--fg-muted);
  padding: 3px 8px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 6px;
  width: fit-content;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.support-card p {
  margin: 0;
  font-size: 13px;
  line-height: 1.55;
  color: var(--fg-muted);
  flex: 1;
}
.support-card p code {
  font-size: 0.9em;
  padding: 1px 5px;
  background: var(--bg-3);
  border-radius: 4px;
  color: var(--accent);
  white-space: nowrap;
}

.support-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 2px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
  text-decoration: none;
  padding: 6px 10px;
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  border-radius: 6px;
  width: fit-content;
  transition: background 0.1s;
}
.support-link::after { content: "→"; transition: transform 0.15s; }
.support-link:hover {
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  color: var(--accent-2);
  text-decoration: none;
}
.support-link:hover::after { transform: translateX(2px); }

/* ── footer ──────────────────────────────────────────────────────── */
footer {
  padding: 24px 32px;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--fg-dim);
  font-family: var(--mono);
  font-size: 12px;
}
.footer-links {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}
.footer-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  color: var(--fg-muted);
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  text-decoration: none;
  transition: all 0.15s;
}
.footer-pill:hover {
  color: var(--fg);
  border-color: var(--fg-dim);
  text-decoration: none;
}
.footer-pill svg { display: block; }

/* ── responsive ──────────────────────────────────────────────────── */
@media (max-width: 600px) {
  .links { display: none; }
  main { padding: 32px 16px 16px; }
  .card-body .row { grid-template-columns: 1fr; gap: 2px; }
  .combo button { padding: 10px 12px; font-size: 13px; }
}