:root {
  --bg: #0f1419;
  --fg: #e7ecf1;
  --muted: #8b9aab;
  --accent: #3d8fd1;
  --card: #1a222d;
  --err: #c45c5c;
  --ok: #5cb87a;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.5;
}
.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  background: var(--card);
  border-bottom: 1px solid #2a3544;
}
.brand { font-weight: 700; color: var(--fg); text-decoration: none; }
nav a { color: var(--muted); margin-left: 1rem; text-decoration: none; }
nav a:hover { color: var(--accent); }
.wrap { max-width: 52rem; margin: 2rem auto; padding: 0 1rem; }
.wrap--wide { max-width: min(96rem, calc(100vw - 2rem)); }
.card {
  background: var(--card);
  border-radius: 10px;
  padding: 1.5rem;
  margin-bottom: 1rem;
  border: 1px solid #2a3544;
}
h1 { font-size: 1.5rem; margin-top: 0; }
label { display: block; margin: 0.5rem 0 0.25rem; color: var(--muted); font-size: 0.9rem; }
input[type="text"], input[type="email"], input[type="password"] {
  width: 100%; max-width: 24rem;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  border: 1px solid #2a3544;
  background: #111820;
  color: var(--fg);
}
.btn {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.5rem 1rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  text-decoration: none;
  font-size: 1rem;
}
.btn:hover { filter: brightness(1.1); }
.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}
.btn--ghost {
  background: transparent;
  border: 1px solid #2a3544;
  color: var(--fg);
}
.btn--ghost:hover { filter: none; border-color: var(--accent); color: var(--accent); }
.btn--danger {
  margin-top: 0.75rem;
  background: #8b3a3a;
}
.btn--danger:hover { filter: brightness(1.08); }
.btn--warn {
  background: #b88b3b;
  color: #fff;
}
.btn--warn:hover { filter: brightness(1.08); }
.admin-sub-delete { margin-top: 0.5rem; }
.err { color: var(--err); }
.ok { color: var(--ok); }
pre { word-break: break-all; white-space: pre-wrap; font-size: 0.85rem; background: #111820; padding: 1rem; border-radius: 8px; }
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th, td { text-align: left; padding: 0.5rem; border-bottom: 1px solid #2a3544; }
.foot { padding: 2rem; color: var(--muted); font-size: 0.85rem; text-align: center; }
.foot p { margin: 0.35rem 0; }
.about-license-block h2 {
  margin: 0 0 0.75rem;
  font-size: 1.15rem;
}
.about-license {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
  font-size: 0.9rem;
}
.about-page { display: flex; flex-direction: column; gap: 1rem; }
.about-hero h1 { margin-bottom: 0.75rem; }
.about-lead {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--fg);
}
.about-block h2,
.about-legal h2 {
  margin: 0 0 1rem;
  font-size: 1.15rem;
}
.about-list {
  margin: 0 0 1rem;
  padding-left: 1.2rem;
  color: var(--muted);
  line-height: 1.6;
}
.about-list li { margin-bottom: 0.45rem; }
.about-list strong { color: var(--fg); font-weight: 600; }
.about-note {
  margin: 0 0 1rem;
  color: var(--muted);
  line-height: 1.55;
}
.about-dl {
  margin: 0;
  display: grid;
  gap: 0.75rem 1rem;
  grid-template-columns: minmax(7rem, 10rem) 1fr;
  font-size: 0.95rem;
}
.about-dl dt {
  margin: 0;
  color: var(--muted);
  font-weight: 500;
}
.about-dl dd { margin: 0; }
.about-dl a { color: var(--accent); text-decoration: none; }
.about-dl a:hover { text-decoration: underline; }
@media (max-width: 480px) {
  .about-dl { grid-template-columns: 1fr; }
  .about-dl dt { margin-bottom: -0.35rem; }
}

.form--stack { display: flex; flex-direction: column; max-width: 28rem; }
.form--stack label { margin-top: 0.75rem; }
.form--stack label:first-of-type { margin-top: 0; }
.form--narrow input[type="text"],
.form--narrow input[type="email"],
.form--narrow input[type="password"] { max-width: 100%; }
.form__actions { margin-top: 1.5rem; }
.form__actions .btn { width: 100%; text-align: center; }
.form__after { margin-top: 0.75rem; }
.form__after .btn { width: 100%; text-align: center; margin-top: 0; }
.subhint { color: var(--muted); margin: 0 0 1rem; }
.admin-buyers__row:hover { background: #111820; }
.admin-buyers__link { color: var(--accent); text-decoration: none; font-weight: 600; }
.admin-buyers__link:hover { text-decoration: underline; }
.admin-settings { margin-bottom: 1.25rem; }
.admin-settings__checkbox {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0.4rem 0;
  color: var(--fg);
}
.admin-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0 0.8rem;
}
.admin-tab {
  display: inline-block;
  padding: 0.45rem 0.9rem;
  border-radius: 8px;
  border: 1px solid #2a3544;
  color: var(--muted);
  text-decoration: none;
}
.admin-tab.is-active {
  border-color: var(--accent);
  color: var(--fg);
  background: rgba(61, 143, 209, 0.15);
}

.admin-routing-form {
  margin-top: 0.5rem;
  width: 100%;
  max-width: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}
.admin-routing-form__textarea {
  width: 100%;
  max-width: 100%;
  min-height: 28rem;
  padding: 0.75rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.82rem;
  line-height: 1.4;
  border-radius: 8px;
  border: 1px solid #2a3544;
  background: #0f1419;
  color: var(--fg);
  resize: vertical;
}
.admin-routing-form__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.btn--secondary {
  background: transparent;
  border-color: #3a4a5c;
  color: var(--muted);
}

.admin-issue-form {
  margin-top: 1rem;
  max-width: 32rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.admin-issue-form__field { display: flex; flex-direction: column; gap: 0.25rem; }
.admin-issue-form__field--grow { flex: 1; min-width: 0; }
.admin-issue-form__row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: flex-end;
}
.admin-issue-form__hint {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.35;
}
.admin-issue-form__select,
.admin-issue-form__input-num,
.admin-issue-form input[type="text"] {
  width: 100%;
  max-width: 100%;
  padding: 0.55rem 0.75rem;
  border-radius: 8px;
  border: 1px solid #2a3544;
  background: #111820;
  color: var(--fg);
  font-size: 1rem;
}
.admin-issue-form__select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238b9aab' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.25rem;
}
.admin-issue-form__submit { margin-top: 0.25rem; align-self: flex-start; }
.admin-buyers__tech {
  font-weight: 400;
  color: var(--muted);
  font-size: 0.85rem;
}
.admin-buyer-sub {
  margin: 0.75rem 0 1rem;
}
.admin-buyer-sub pre {
  margin-top: 0.35rem;
}