:root {
  --bg: #f7f7f8;
  --surface: #ffffff;
  --border: #e2e2e6;
  --text: #1a1a1e;
  --text-muted: #6b6b74;
  --accent: #2563eb;
  --accent-contrast: #ffffff;
  --danger: #c0392b;
  --success-bg: #e6f4ea;
  --success-text: #1e7e34;
  --error-bg: #fdecea;
  --error-text: #b3261e;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16161a;
    --surface: #1f1f24;
    --border: #33333a;
    --text: #eaeaec;
    --text-muted: #9a9aa2;
    --accent: #5b8def;
    --accent-contrast: #0b0b0d;
    --danger: #e57373;
    --success-bg: #113322;
    --success-text: #8fd19e;
    --error-bg: #3a1a1a;
    --error-text: #f2a29c;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

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

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}
.topbar .brand { font-weight: 600; font-size: 1.05rem; color: var(--text); }
.topbar nav a { margin-left: 20px; color: var(--text-muted); font-size: 0.95rem; }
.topbar nav a:hover { color: var(--text); text-decoration: none; }

.content {
  max-width: 900px;
  margin: 0 auto;
  padding: 28px 20px 80px;
}

.muted { color: var(--text-muted); font-size: 0.9rem; }

.flash-stack { margin-bottom: 20px; display: flex; flex-direction: column; gap: 8px; }
.flash { padding: 10px 14px; border-radius: 8px; font-size: 0.92rem; }
.flash-success { background: var(--success-bg); color: var(--success-text); }
.flash-error { background: var(--error-bg); color: var(--error-text); }

.view-toggle {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.view-toggle a {
  padding: 8px 4px;
  margin-right: 20px;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.92rem;
  border-bottom: 2px solid transparent;
}
.view-toggle a:hover { text-decoration: none; color: var(--text); }
.view-toggle a.active { color: var(--accent); border-bottom-color: var(--accent); }

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.button-link {
  display: inline-flex;
  align-items: center;
  font: inherit;
  padding: 8px 14px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}
.button-link:hover { text-decoration: none; border-color: var(--accent); }

.search-form { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.search-form input[type="text"] {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  min-width: 220px;
}
.search-form select {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
}
.clear-link { align-self: center; font-size: 0.9rem; }

button {
  font: inherit;
  cursor: pointer;
  padding: 8px 14px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}
button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-contrast);
  font-weight: 600;
}
button.link-button {
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 0;
  font-size: 0.95rem;
  text-decoration: underline;
}
button.danger-link {
  background: none;
  border: none;
  color: var(--danger);
  padding: 4px 8px;
  font-size: 0.85rem;
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.note-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px;
  margin-top: 12px;
}
.note-card {
  display: block;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text);
}
.note-card:hover { border-color: var(--accent); text-decoration: none; }
.note-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.note-card h3 { margin: 0 0 8px; font-size: 1rem; line-height: 1.3; }
.note-card .snippet { margin: 0; font-size: 0.88rem; color: var(--text-muted); }

.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-contrast);
  font-size: 0.78rem;
  font-weight: 600;
}
.date { font-size: 0.82rem; color: var(--text-muted); }

.back-link { display: inline-block; margin-bottom: 16px; font-size: 0.92rem; }

.note-detail h1 { margin: 10px 0 6px; font-size: 1.6rem; }
.note-meta { display: flex; gap: 10px; align-items: center; }
.kind-tag {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 1px 8px;
  border-radius: 999px;
}
.note-links { display: flex; gap: 18px; margin: 10px 0 22px; font-size: 0.92rem; }

.markdown-body { font-size: 0.98rem; }
.markdown-body h1, .markdown-body h2, .markdown-body h3 { margin-top: 1.4em; }
.markdown-body p { margin: 0.8em 0; }
.markdown-body ul, .markdown-body ol { padding-left: 1.4em; }
.markdown-body table { border-collapse: collapse; width: 100%; margin: 1em 0; }
.markdown-body th, .markdown-body td { border: 1px solid var(--border); padding: 6px 10px; text-align: left; }
.markdown-body code { background: var(--border); padding: 1px 5px; border-radius: 4px; font-size: 0.9em; }

.toolbar-actions { display: flex; gap: 8px; }

.ticker-badges { display: flex; flex-wrap: wrap; gap: 5px; margin: 4px 0 8px; }
.ticker-badge {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 5px;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.watchlist-box {
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 8px;
  background: var(--surface);
  padding: 12px 16px;
  margin: 14px 0;
}
.watchlist-box h2 { margin: 0 0 8px; font-size: 1rem; }
.watchlist-box ul { list-style: none; padding: 0; margin: 0; }
.watchlist-box li { padding: 5px 0; font-size: 0.92rem; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.section-gap { margin-top: 44px; }

.insights-form { display: flex; flex-direction: column; gap: 10px; margin: 16px 0 28px; max-width: 640px; }
.insights-form textarea {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
  resize: vertical;
}
.insights-answer, .insights-sources { max-width: 640px; margin-bottom: 24px; }
.insights-answer h2, .insights-sources h2 { font-size: 1.1rem; margin-bottom: 10px; }
.insights-sources ul { list-style: none; padding: 0; margin: 0; }
.insights-sources li { padding: 6px 0; border-bottom: 1px solid var(--border); font-size: 0.92rem; }

.channel-list { list-style: none; padding: 0; margin: 16px 0; }
.channel-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  margin-bottom: 8px;
}

.inline-form { display: flex; gap: 8px; }
.inline-form input[type="text"] {
  flex: 1;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
}

.settings-form { display: flex; flex-direction: column; gap: 18px; max-width: 480px; }
.provider-options { display: flex; flex-direction: column; gap: 8px; }
.provider-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
}
.provider-option.selected { border-color: var(--accent); }
.provider-name { font-weight: 600; flex: 1; }
.key-status { font-size: 0.82rem; }
.key-status.ok { color: var(--success-text); }
.key-status.missing { color: var(--text-muted); }

.field { display: flex; flex-direction: column; gap: 6px; font-size: 0.92rem; }
.field input {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  font-size: 0.95rem;
}