:root {
  --bg: #0a0a0a;
  --fg: #f4f4f5;
  --muted: #9ca3af;
  --line: #27272a;
  --accent: #f97316;
  --good: #22c55e;
  --bad: #ef4444;
  --warn: #eab308;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  overscroll-behavior-y: contain;
}

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

button {
  font: inherit;
  background: var(--fg);
  color: var(--bg);
  border: 0;
  padding: 12px 18px;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
}
button.ghost { background: transparent; color: var(--fg); border: 1px solid var(--line); }
button.small { padding: 6px 10px; font-size: 13px; border-radius: 8px; }
button:disabled { opacity: 0.5; cursor: not-allowed; }

input, textarea, select {
  font: inherit;
  background: #111111;
  color: var(--fg);
  border: 1px solid var(--line);
  padding: 12px;
  border-radius: 10px;
  width: 100%;
}
textarea { resize: vertical; min-height: 120px; font-family: inherit; }

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
}
header .brand { display: flex; align-items: center; gap: 10px; font-weight: 700; }
header .brand svg { width: 28px; height: 28px; color: var(--accent); }

nav.tabs {
  display: flex;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 57px;
  background: var(--bg);
  z-index: 9;
}
nav.tabs button {
  flex: 1;
  background: transparent;
  color: var(--muted);
  border-radius: 0;
  padding: 14px 8px;
  font-weight: 500;
  border-bottom: 2px solid transparent;
}
nav.tabs button.active { color: var(--fg); border-bottom-color: var(--accent); }

main { max-width: 720px; margin: 0 auto; padding: 16px; }

.screen { display: none; }
.screen.active { display: block; }

.report-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  margin-bottom: 12px;
  background: #0f0f10;
}
.report-card .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 8px;
}
.report-card .meta .pub { font-family: ui-monospace, monospace; }
.report-card .meta .loc {
  color: var(--muted);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  border-bottom: 1px dashed transparent;
  transition: color 0.15s, border-color 0.15s;
}
.report-card .meta .loc:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
.report-card .meta .loc-pin { font-size: 11px; opacity: 0.85; }
.report-card .meta .loc-name { font-weight: 500; }
.report-card .content { white-space: pre-wrap; word-wrap: break-word; margin-bottom: 10px; }
.report-card .tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.report-card .tags span {
  background: #1f1f22;
  color: var(--muted);
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 12px;
}
.report-card .score {
  display: flex;
  gap: 12px;
  font-size: 13px;
  color: var(--muted);
  align-items: center;
  margin-bottom: 8px;
}
.report-card .score b { color: var(--fg); }
.report-card .verify-row { display: flex; gap: 6px; flex-wrap: wrap; }
.report-card .verify-row button { font-size: 12px; padding: 6px 10px; border-radius: 8px; background: transparent; border: 1px solid var(--line); color: var(--muted); }
.report-card .verify-row button:hover { color: var(--fg); border-color: var(--fg); }
.report-card .verify-row button[data-verdict="true"]:hover { color: var(--good); border-color: var(--good); }
.report-card .verify-row button[data-verdict="fake"]:hover { color: var(--bad); border-color: var(--bad); }
.report-card .verify-row button[data-verdict="resolved"]:hover { color: var(--good); border-color: var(--good); }
.report-card .verify-row button[data-verdict="needs-more-proof"]:hover { color: var(--warn); border-color: var(--warn); }
.report-card .verify-row .share-btn {
  margin-left: auto;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--accent);
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 8px;
}
.report-card .verify-row .share-btn:hover { border-color: var(--accent); }

.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.field .row { display: flex; gap: 8px; align-items: center; }

.tag-pills { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.tag-pills .pill {
  background: #1f1f22;
  border: 1px solid var(--line);
  color: var(--fg);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 13px;
  cursor: pointer;
}
.tag-pills .pill.selected { background: var(--accent); color: #000; border-color: var(--accent); }

.dot { display: inline-block; width: 8px; height: 8px; border-radius: 999px; background: var(--muted); margin-right: 6px; }
.dot.live, .dot.connected { background: var(--good); animation: pulse 1.5s ease-in-out infinite; }
.dot.warn, .dot.connecting { background: var(--warn); animation: pulse 1s ease-in-out infinite; }
.dot.error { background: var(--bad); }
.dot.disconnected { background: var(--muted); }
@keyframes pulse { 0%, 100% { opacity: 0.4; } 50% { opacity: 1; } }

.relay-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: #111111;
  border: 1px solid var(--line);
  border-radius: 10px;
  margin-bottom: 6px;
}
.relay-row .relay-url { flex: 1; font-size: 13px; overflow-wrap: anywhere; }
.relay-row .remove-relay { padding: 4px 10px; font-size: 16px; line-height: 1; }

.peer-toggle-row { display: flex; align-items: center; gap: 14px; margin: 12px 0; }
.peer-switch {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}
.peer-switch input { display: none; }
.peer-switch-track {
  display: inline-block;
  width: 40px;
  height: 22px;
  background: var(--line);
  border-radius: 11px;
  position: relative;
  transition: background 0.15s;
}
.peer-switch-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  background: var(--fg);
  border-radius: 50%;
  transition: left 0.15s;
}
.peer-switch input:checked + .peer-switch-track { background: var(--accent); }
.peer-switch input:checked + .peer-switch-track .peer-switch-thumb { left: 21px; background: #0a0a0a; }
.peer-switch-label { font-size: 14px; }

.empty { padding: 60px 20px; text-align: center; color: var(--muted); }
.empty svg { width: 64px; height: 64px; opacity: 0.3; margin-bottom: 12px; }

.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: #1f1f22;
  color: var(--fg);
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 14px;
  border: 1px solid var(--line);
  opacity: 0;
  transition: opacity 0.2s, transform 0.2s;
  pointer-events: none;
  z-index: 100;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(-4px); }

code { font-family: ui-monospace, monospace; font-size: 13px; background: #1a1a1c; padding: 2px 6px; border-radius: 4px; }
.mono { font-family: ui-monospace, monospace; word-break: break-all; }

.about p { color: var(--muted); }
.about h2 { font-size: 18px; margin-top: 24px; }
.about .key-display { background: #111111; border: 1px solid var(--line); padding: 12px; border-radius: 8px; margin: 8px 0; }