:root {
  --bg: #0f1115;
  --panel: #1a1d24;
  --border: #2a2f3a;
  --text: #e6e9ef;
  --muted: #8a93a6;
  --green: #4ade80;
  --red: #f87171;
  --accent: #60a5fa;
  --below-bg: rgba(74, 222, 128, 0.08);
  --below-border: rgba(74, 222, 128, 0.3);
  --sell-bg: rgba(96, 165, 250, 0.1);
  --sell-border: rgba(96, 165, 250, 0.35);
}
* { box-sizing: border-box; }
[x-cloak] { display: none !important; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: var(--bg); color: var(--text);
  line-height: 1.5;
  font-size: 14px;
}
header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}
.logo {
  font-weight: 600; font-size: 1.1rem; color: var(--text); text-decoration: none;
}
nav a { color: var(--muted); text-decoration: none; margin-left: 0.5rem; }
nav a:hover { color: var(--text); }
nav .user { color: var(--text); margin-right: 0.25rem; }
main { padding: 1.5rem; max-width: 1400px; margin: 0 auto; }

/* Auth */
.auth-box {
  max-width: 360px; margin: 4rem auto;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 8px; padding: 2rem;
}
.auth-box h1 { margin: 0 0 1.5rem 0; }
.auth-box label { display: block; margin-bottom: 1rem; color: var(--muted); font-size: 0.85rem; }
.auth-box input {
  display: block; width: 100%; margin-top: 0.25rem;
  padding: 0.5rem 0.75rem;
  background: var(--bg); color: var(--text);
  border: 1px solid var(--border); border-radius: 6px;
  font-size: 0.95rem;
}
.auth-box input:focus { outline: none; border-color: var(--accent); }
.auth-box button {
  width: 100%; padding: 0.6rem;
  background: var(--accent); color: #0f1115;
  border: none; border-radius: 6px; font-weight: 600; cursor: pointer;
  font-size: 0.95rem;
}
.auth-box button:hover { filter: brightness(1.1); }
.auth-box .hint { color: var(--muted); font-size: 0.85rem; margin-top: 1rem; text-align: center; }
.auth-box a { color: var(--accent); }
.error {
  background: rgba(248, 113, 113, 0.1); border: 1px solid var(--red);
  color: var(--red); padding: 0.5rem 0.75rem; border-radius: 6px;
  margin-bottom: 1rem; font-size: 0.85rem;
}

/* Tabs */
.tabs {
  display: flex; align-items: center; gap: 0.5rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1rem;
}
.tabs button {
  background: none; border: none; color: var(--muted);
  padding: 0.75rem 1rem; cursor: pointer; font-size: 0.95rem;
  border-bottom: 2px solid transparent;
}
.tabs button.active { color: var(--text); border-bottom-color: var(--accent); }
.tabs button:hover { color: var(--text); }
.tabs .badge {
  background: var(--border); color: var(--muted);
  padding: 0.1rem 0.5rem; border-radius: 10px;
  font-size: 0.75rem; margin-left: 0.25rem;
}
.tabs button.active .badge { background: var(--accent); color: #0f1115; }
.tab-actions { margin-left: auto; display: flex; gap: 0.75rem; align-items: center; }
.last-fetched { color: var(--muted); font-size: 0.8rem; }

/* Toolbar */
.toolbar {
  display: flex; gap: 1rem; align-items: center; margin-bottom: 1rem;
  flex-wrap: wrap;
}
.filter {
  flex: 1; max-width: 300px;
  padding: 0.4rem 0.75rem;
  background: var(--panel); color: var(--text);
  border: 1px solid var(--border); border-radius: 6px;
}
.toggle { color: var(--muted); font-size: 0.85rem; cursor: pointer; }
.toggle input { margin-right: 0.25rem; }
.portfolio-summary {
  display: flex; gap: 1.5rem; align-items: center; flex: 1;
  font-size: 0.9rem; color: var(--muted);
}
.portfolio-summary strong { color: var(--text); }

.watchlist-summary {
  display: flex; gap: 1.5rem; align-items: center;
  font-size: 0.9rem; color: var(--muted);
  padding: 0.75rem 1rem; margin-top: 0.5rem;
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
}
.watchlist-summary strong { color: var(--text); }
.list-summary { display: contents; }
.list-summary > span { padding-left: 1rem; border-left: 1px solid var(--border); }
.toggle.small { font-size: 0.75rem; }

/* Buttons */
button.primary {
  background: var(--accent); color: #0f1115;
  border: none; padding: 0.45rem 0.9rem; border-radius: 6px;
  font-weight: 600; cursor: pointer;
}
button.primary:hover { filter: brightness(1.1); }
button.ghost {
  background: transparent; color: var(--text);
  border: 1px solid var(--border); padding: 0.35rem 0.75rem;
  border-radius: 6px; cursor: pointer;
}
button.ghost:hover { border-color: var(--muted); }
button.ghost.small { padding: 0.2rem 0.5rem; font-size: 0.8rem; }
button.ghost.danger:hover { color: var(--red); border-color: var(--red); }
button:disabled { opacity: 0.5; cursor: not-allowed; }

/* Grid */
table.grid {
  width: 100%; border-collapse: collapse;
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
  overflow: hidden;
}
table.grid th, table.grid td {
  padding: 0.6rem 0.75rem; text-align: left;
  border-bottom: 1px solid var(--border);
}
table.grid th {
  color: var(--muted); font-weight: 500; font-size: 0.75rem;
  text-transform: uppercase; letter-spacing: 0.05em;
  cursor: pointer; user-select: none;
  background: var(--bg);
}
table.grid th:hover { color: var(--text); }
table.grid tbody tr:hover { background: rgba(96, 165, 250, 0.04); }
table.grid tr:last-child td { border-bottom: none; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td.ticker { color: var(--muted); font-family: ui-monospace, monospace; font-size: 0.85rem; }
.actions { display: flex; gap: 0.25rem; }

tr.below { background: var(--below-bg) !important; }
tr.below td:first-child { border-left: 2px solid var(--green); padding-left: calc(0.75rem - 2px); }
tr.at-sell { background: var(--sell-bg) !important; }
tr.at-sell td:first-child { border-left: 2px solid var(--accent); padding-left: calc(0.75rem - 2px); }

.pos { color: var(--green); }
.neg { color: var(--red); }
.muted { color: var(--muted); }
.small { font-size: 0.8rem; }
.err { color: var(--red); font-size: 0.75rem; }

/* Modal */
.modal {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.6);
  display: flex; align-items: center; justify-content: center;
  z-index: 100;
}
.modal-box {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 8px; padding: 1.5rem;
  width: 100%; max-width: 450px;
  max-height: 90vh; overflow-y: auto;
}
.modal-box h2 { margin: 0 0 1rem 0; font-size: 1.1rem; }
.modal-box label {
  display: block; margin-bottom: 0.75rem;
  color: var(--muted); font-size: 0.85rem;
}
.modal-box input, .modal-box textarea {
  display: block; width: 100%; margin-top: 0.25rem;
  padding: 0.4rem 0.6rem;
  background: var(--bg); color: var(--text);
  border: 1px solid var(--border); border-radius: 6px;
  font-family: inherit; font-size: 0.9rem;
}
.modal-box input:focus, .modal-box textarea:focus { outline: none; border-color: var(--accent); }
.modal-box input[readonly] { opacity: 0.7; cursor: not-allowed; }
.modal-actions { display: flex; justify-content: flex-end; gap: 0.5rem; margin-top: 1rem; }
.ac-wrap { position: relative; }
.ac-list {
  position: absolute; left: 0; right: 0; top: 100%;
  background: var(--panel); border: 1px solid var(--border); border-radius: 6px;
  list-style: none; margin: 2px 0 0; padding: 0; z-index: 200;
  max-height: 200px; overflow-y: auto;
}
.ac-list li {
  padding: 0.4rem 0.6rem; cursor: pointer; font-size: 0.85rem;
}
.ac-list li:hover { background: var(--border); }
.ac-list li strong { margin-right: 0.4rem; }
.ac-list li small { float: right; }