/* base vibenet landing page + faucet.
 *
 * Palette + type approximates docs.base.org: near-black canvas, Base Blue
 * accent (#0052FF), thin borders, generous whitespace, system sans for
 * prose and a mono stack for anything hex. Deliberately framework-free.
 */

:root {
  --bg: #0a0b0f;
  --bg-elev: #0f121a;
  --card: #12151d;
  --card-hover: #161a24;
  --border: #1f2330;
  --border-strong: #2a3040;
  --fg: #ffffff;
  --fg-dim: #8a93a6;
  --fg-dimmer: #5b6478;
  --accent: #0052ff;
  --accent-hover: #3d75ff;
  --accent-dim: #002a80;
  --ok: #4ade80;
  --err: #f87171;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", system-ui, sans-serif;
  --radius: 8px;
  --radius-lg: 12px;
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  font-family: var(--sans);
  background: var(--bg);
  color: var(--fg);
  line-height: 1.55;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--accent-hover); text-decoration: none; }
a:hover { color: #6e92ff; text-decoration: underline; }

/* ---------- header / nav ------------------------------------------------ */

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 18px 28px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(6px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--fg);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.01em;
}
.brand:hover { color: var(--fg); text-decoration: none; }

.brand-mark {
  display: inline-block;
  width: 20px;
  height: 20px;
  background: var(--accent);
  border-radius: 4px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  font-size: 14px;
}
.site-nav a {
  color: var(--fg-dim);
  padding: 4px 2px;
  border-bottom: 1px solid transparent;
}
.site-nav a:hover {
  color: var(--fg);
  border-bottom-color: var(--accent);
  text-decoration: none;
}

/* ---------- layout ------------------------------------------------------ */

main {
  max-width: 960px;
  margin: 0 auto;
  padding: 2.5rem 28px 3rem;
}

main section + section { margin-top: 2.5rem; }
main h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0 0 1rem;
  letter-spacing: -0.01em;
}
main h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin: 1.5rem 0 0.5rem;
}

.muted { color: var(--fg-dim); }
.small { font-size: 13px; }

/* ---------- hero / chain card ------------------------------------------- */

.hero { margin-bottom: 0.5rem; }

.page-title {
  font-size: 2rem;
  margin: 0 0 0.25rem;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.subtitle {
  margin: 0 0 1.25rem;
  color: var(--fg-dim);
  font-size: 1.05rem;
}

.chain-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.15rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.chain-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 1rem;
  align-items: center;
  font-size: 14px;
  min-height: 28px;
}

.chain-label {
  color: var(--fg-dim);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.08em;
  font-weight: 600;
}

.chain-value {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--fg);
  overflow: hidden;
}

code#chain-id, code#rpc-display {
  font-family: var(--mono);
  font-size: 13px;
  background: transparent;
  padding: 0;
  color: var(--fg);
}

/* Click-to-copy wrapper around chain-card values. Renders as a borderless
 * button so the whole row target is keyboard-reachable, with a transient
 * "Copied" affordance driven by the .copied state + .copy-hint span. */
button.chain-value.copyable {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  width: 100%;
  background: transparent;
  border: 1px solid transparent;
  padding: 4px 8px;
  margin: 0;
  border-radius: 6px;
  color: var(--fg);
  text-align: left;
  font-weight: 400;
  cursor: pointer;
  min-width: 0;
  transition: background 0.1s ease, border-color 0.1s ease;
}
button.chain-value.copyable:hover {
  background: var(--bg-elev);
  border-color: var(--border);
}
button.chain-value.copyable.copied {
  border-color: var(--ok);
}
.copy-hint {
  font-family: var(--sans);
  font-size: 11px;
  color: var(--fg-dimmer);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0;
  transition: opacity 0.1s ease, color 0.1s ease;
  flex-shrink: 0;
}
button.chain-value.copyable:hover .copy-hint,
button.chain-value.copyable:focus-visible .copy-hint,
button.chain-value.copyable.copied .copy-hint {
  opacity: 1;
}
button.chain-value.copyable.copied .copy-hint {
  color: var(--ok);
}
a.chain-value {
  display: block;
  padding: 4px 8px;
  border: 1px solid transparent;
  border-radius: 6px;
}

.truncate {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: block;
  min-width: 0;
}

.chain-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.4rem;
}

#wallet-status:empty { display: none; }

.notice {
  margin: 0.25rem 0 0;
  color: var(--fg-dim);
}

/* ---------- info card (faucet / explorer sections) ---------------------- */

.info-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.info-card p { margin: 0; }
.info-link { font-size: 14px; font-weight: 500; }

/* ---------- features grid ----------------------------------------------- */

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0.75rem;
}

.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  transition: border-color 0.1s ease, background 0.1s ease;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.feature-card:hover {
  border-color: var(--border-strong);
  background: var(--card-hover);
}
.feature-card .feature-title {
  font-weight: 600;
  color: var(--fg);
  font-size: 14px;
}
.feature-card .feature-desc {
  color: var(--fg-dim);
  font-size: 13px;
  line-height: 1.5;
}
.feature-card a { font-size: 13px; }

/* ---------- contracts list ---------------------------------------------- */

.contracts-list {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.contract-row {
  display: grid;
  grid-template-columns: 160px 1fr auto;
  gap: 1rem;
  padding: 0.75rem 1rem;
  align-items: center;
  border-bottom: 1px solid var(--border);
}
.contract-row:last-child { border-bottom: none; }
.contract-row .watch-asset.small {
  padding: 0.35rem 0.75rem;
  font-size: 12px;
  white-space: nowrap;
}
.contract-label {
  color: var(--fg-dim);
  font-size: 13px;
  font-weight: 500;
}
.contract-addr {
  font-family: var(--mono);
  font-size: 13px;
  word-break: break-all;
  color: var(--accent-hover);
}

/* ---------- terminal body (faucet drip result) -------------------------- */

.terminal-body {
  margin: 0;
  padding: 1rem 1.1rem;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.6;
  background: var(--bg-elev);
  color: var(--fg);
  white-space: pre-wrap;
  word-break: break-all;
  overflow-x: auto;
  max-height: 360px;
}

/* ---------- forms / buttons --------------------------------------------- */

input, button, textarea, select {
  font: inherit;
}

input[type="text"],
input:not([type]),
#addr {
  padding: 0.55rem 0.75rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-elev);
  color: var(--fg);
  font-family: var(--mono);
  font-size: 13px;
  width: 100%;
}
input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(0, 82, 255, 0.25);
}

button {
  cursor: pointer;
  background: var(--accent);
  color: #ffffff;
  border: 1px solid var(--accent);
  padding: 0.55rem 1rem;
  border-radius: 6px;
  font-weight: 600;
  font-size: 14px;
  transition: background 0.1s ease, border-color 0.1s ease;
}
button:hover:not(:disabled) { background: var(--accent-hover); border-color: var(--accent-hover); }
button:disabled { opacity: 0.5; cursor: not-allowed; }

button.secondary {
  background: var(--card);
  color: var(--fg);
  border-color: var(--border);
}
button.secondary:hover:not(:disabled) {
  background: var(--card-hover);
  border-color: var(--accent);
}

/* ---------- faucet page-specific ---------------------------------------- */

.faucet-status {
  font-size: 13px;
  line-height: 1.6;
}
.faucet-status a { font-family: var(--mono); word-break: break-all; }
.faucet-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
}
.faucet-pill {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elev);
}
.faucet-pill-key {
  color: var(--fg-dim);
  font-family: var(--mono);
}
.faucet-pill-value {
  color: var(--fg);
  font-family: var(--mono);
  font-weight: 600;
}
.faucet-footer-links {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.address-chip {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.25rem 0.65rem;
  background: var(--card);
  color: var(--accent-hover);
  font-size: 12px;
}
.address-chip:hover {
  border-color: var(--accent);
  text-decoration: none;
}

.faucet-form {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.5rem;
}
.faucet-form label {
  font-size: 12px;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}

.drip-buttons {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}
.request-btn {
  min-height: 48px;
  padding: 0.75rem 1.2rem;
  font-size: 15px;
  flex: 1 1 220px;
}

.drip-result {
  margin-top: 0.75rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 0;
}
.drip-result:empty { display: none; }
.drip-result.pending,
.drip-result.success,
.drip-result.error {
  padding: 0.8rem 0.9rem;
  background: var(--bg-elev);
  border-color: var(--border);
}
.drip-result.success { border-color: rgba(74, 222, 128, 0.35); }
.drip-result.error { border-color: rgba(248, 113, 113, 0.45); color: var(--err); }
.drip-result-title {
  font-weight: 600;
  margin-bottom: 0.25rem;
}
.drip-result-meta {
  color: var(--fg-dim);
  font-size: 13px;
  word-break: break-all;
}
.tx-link {
  font-family: var(--mono);
}

/* ---------- footer ------------------------------------------------------ */

.site-footer {
  max-width: 960px;
  margin: 2rem auto 0;
  padding: 1.5rem 28px 2rem;
  border-top: 1px solid var(--border);
  color: var(--fg-dim);
  font-size: 13px;
  display: flex;
  gap: 1.5rem;
  align-items: center;
  flex-wrap: wrap;
}
.site-footer code {
  font-family: var(--mono);
  font-size: 12px;
  background: var(--bg-elev);
  padding: 0.05em 0.35em;
  border-radius: 3px;
  border: 1px solid var(--border);
}
.footer-spacer { flex: 1; }

/* ---------- responsive -------------------------------------------------- */

@media (max-width: 640px) {
  main { padding: 1.5rem 18px 2rem; }
  .site-header { padding: 14px 18px; }
  .site-nav { gap: 0.75rem; }
  .chain-row { grid-template-columns: 80px 1fr; gap: 0.5rem; font-size: 13px; }
  .contract-row { grid-template-columns: 1fr; gap: 0.25rem; }
  .contract-row .watch-asset.small { justify-self: start; margin-top: 0.25rem; }
  .page-title { font-size: 1.6rem; }
}