*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0d1117;
  --bg2: #161b22;
  --bg3: #21262d;
  --border: #30363d;
  --text: #e6edf3;
  --text2: #8b949e;
  --green: #3fb950;
  --red: #f85149;
  --blue: #388bfd;
  --yellow: #d29922;
  --radius: 6px;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
}

/* ── Layout ── */
.app { display: flex; flex-direction: column; min-height: 100vh; }

.topbar {
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.topbar .logo { font-weight: 700; font-size: 16px; color: var(--text); text-decoration: none; }
.topbar .logo span { color: var(--blue); }

.topbar .stats { display: flex; gap: 20px; margin-left: auto; }
.topbar .stat-item { display: flex; flex-direction: column; align-items: flex-end; }
.topbar .stat-label { font-size: 11px; color: var(--text2); }
.topbar .stat-value { font-size: 15px; font-weight: 600; }

.session-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--text2); flex-shrink: 0;
}
.session-dot.online { background: var(--green); }

.main-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 0;
  flex: 1;
}

.content { padding: 24px; overflow-y: auto; }

/* ── Claude Panel ── */
.claude-panel {
  background: var(--bg2);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  height: calc(100vh - 57px);
  position: sticky;
  top: 0;
}

.claude-panel-header {
  padding: 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.claude-panel-header .label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--text2);
  text-transform: uppercase;
}

.claude-rec {
  padding: 16px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.rec-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}
.rec-badge.LONG { background: rgba(63,185,80,0.15); color: var(--green); border: 1px solid rgba(63,185,80,0.3); }
.rec-badge.SHORT { background: rgba(248,81,73,0.15); color: var(--red); border: 1px solid rgba(248,81,73,0.3); }
.rec-badge.HOLD { background: rgba(210,153,34,0.15); color: var(--yellow); border: 1px solid rgba(210,153,34,0.3); }

.rec-confidence { font-size: 12px; color: var(--text2); margin-bottom: 6px; }
.rec-target { font-size: 12px; color: var(--text2); margin-bottom: 10px; }

.rec-thesis {
  font-size: 13px;
  color: var(--text);
  line-height: 1.6;
  max-height: 120px;
  overflow-y: auto;
}

.rec-thesis.streaming::after {
  content: '▋';
  animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.rec-actions { margin-top: 12px; }
.btn-refresh {
  background: none;
  border: 1px solid var(--border);
  color: var(--text2);
  padding: 5px 10px;
  border-radius: var(--radius);
  font-size: 12px;
  cursor: pointer;
}
.btn-refresh:hover { border-color: var(--blue); color: var(--blue); }

/* ── Chat ── */
.claude-chat {
  flex: 1;
  overflow-y: auto;
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.chat-msg {
  padding: 8px 12px;
  border-radius: var(--radius);
  font-size: 13px;
  line-height: 1.5;
  max-width: 100%;
  word-break: break-word;
}
.chat-msg.user { background: var(--bg3); color: var(--text); align-self: flex-end; }
.chat-msg.assistant { background: none; color: var(--text); border-left: 2px solid var(--blue); padding-left: 10px; }
.chat-msg.streaming { border-left-color: var(--blue); }

.claude-chat-input {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.claude-chat-input input {
  flex: 1;
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 12px;
  border-radius: var(--radius);
  font-size: 13px;
  outline: none;
}
.claude-chat-input input:focus { border-color: var(--blue); }
.claude-chat-input input::placeholder { color: var(--text2); }

.claude-chat-input button {
  background: var(--blue);
  border: none;
  color: white;
  padding: 8px 14px;
  border-radius: var(--radius);
  font-size: 13px;
  cursor: pointer;
}
.claude-chat-input button:hover { opacity: 0.85; }
.claude-chat-input button:disabled { opacity: 0.4; cursor: default; }

/* ── Cards + Tables ── */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}

.card-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}

table { width: 100%; border-collapse: collapse; }
th {
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
}
td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}
tr:last-child td { border-bottom: none; }
tr.clickable { cursor: pointer; }
tr.clickable:hover td { background: var(--bg3); }

.pos { color: var(--green); }
.neg { color: var(--red); }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  text-decoration: none;
}
.btn-primary { background: var(--blue); color: white; }
.btn-primary:hover { opacity: 0.85; }
.btn-ghost { background: none; border: 1px solid var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); }

/* ── Modal ── */
.modal-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 100;
  align-items: center;
  justify-content: center;
}
.modal-overlay.open { display: flex; }

.modal {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  width: 420px;
  max-width: 95vw;
}
.modal h3 { font-size: 16px; margin-bottom: 16px; }

.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-size: 12px; color: var(--text2); margin-bottom: 4px; }
.form-group input, .form-group textarea {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 12px;
  border-radius: var(--radius);
  font-size: 13px;
  outline: none;
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--blue); }

.form-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 16px; }

/* ── Drop zone ── */
.drop-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  color: var(--text2);
  cursor: pointer;
  transition: border-color 0.15s;
}
.drop-zone:hover, .drop-zone.dragover { border-color: var(--blue); color: var(--blue); }

/* ── Chart ── */
.chart-tabs { display: flex; gap: 2px; margin-bottom: 12px; }
.chart-tab {
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 12px;
  cursor: pointer;
  border: 1px solid var(--border);
  background: none;
  color: var(--text2);
}
.chart-tab.active { background: var(--blue); border-color: var(--blue); color: white; }

/* ── Stock stats row ── */
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 16px; }
.stat-box { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 16px; }
.stat-box .s-label { font-size: 11px; color: var(--text2); }
.stat-box .s-value { font-size: 16px; font-weight: 600; margin-top: 2px; }

/* ── Position strip ── */
.position-strip {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 20px;
  display: flex;
  gap: 24px;
  align-items: center;
  margin-bottom: 16px;
}
.position-strip .p-item { display: flex; flex-direction: column; }
.position-strip .p-label { font-size: 11px; color: var(--text2); }
.position-strip .p-value { font-size: 15px; font-weight: 600; }

/* ── Loading ── */
.loading { color: var(--text2); font-size: 13px; padding: 20px 0; text-align: center; }

/* ── Ticker header ── */
.ticker-header { display: flex; align-items: baseline; gap: 12px; margin-bottom: 20px; }
.ticker-header h1 { font-size: 28px; font-weight: 700; }
.ticker-header .ticker-name { font-size: 15px; color: var(--text2); }
.ticker-header .price { font-size: 28px; font-weight: 700; margin-left: auto; }
.ticker-header .change { font-size: 15px; }

/* ── Backtest ── */
.content-wrapper { display: contents; }
.backtest-controls { display: flex; gap: 1rem; align-items: center; margin-bottom: 1rem; flex-wrap: wrap; }
.backtest-controls label { color: var(--text2); font-size: 13px; display: flex; gap: 6px; align-items: center; }
.backtest-controls select { background: var(--bg3); color: var(--text); border: 1px solid var(--border); padding: 4px 8px; border-radius: 4px; }
.bt-status { padding: 8px 12px; background: var(--bg2); border-radius: 4px; margin-bottom: 1rem; font-size: 0.9rem; color: var(--text2); }
.bt-summary { display: flex; gap: 1.5rem; margin-bottom: 1rem; font-size: 1rem; }
.bt-summary .stat { color: var(--text2); }
.past-run { padding: 6px 10px; background: var(--bg2); border-radius: 4px; margin-bottom: 4px; cursor: pointer; font-size: 0.85rem; }
.past-run:hover { background: var(--bg3); }
.status-done { color: var(--green); }
.status-running { color: var(--blue); }
.status-error { color: var(--red); }
.past-runs { margin-top: 1.5rem; }