:root {
  --bg: #0b0d10;
  --surface: #14181d;
  --surface-2: #1b2027;
  --border: #262c34;
  --text: #e8edf2;
  --text-dim: #8a93a0;
  --accent: #4f9dff;
  --buy: #2ecc71;
  --sell: #ff4d4f;
  --hold: #f0b400;
  --shadow: 0 6px 24px rgba(0,0,0,0.35);
  --radius: 14px;
}

[data-theme="light"] {
  --bg: #f7f8fa;
  --surface: #ffffff;
  --surface-2: #f1f3f6;
  --border: #e3e6eb;
  --text: #14181d;
  --text-dim: #5a6573;
  --accent: #1f6feb;
  --buy: #16a34a;
  --sell: #dc2626;
  --hold: #b45309;
  --shadow: 0 6px 24px rgba(20,24,29,0.08);
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  font-size: 15px;
  line-height: 1.4;
  min-height: 100vh;
  overscroll-behavior-y: contain;
}

body {
  padding: env(safe-area-inset-top) env(safe-area-inset-right) calc(env(safe-area-inset-bottom) + 12px) env(safe-area-inset-left);
}

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px 8px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--buy));
  box-shadow: 0 0 12px var(--accent);
}
.brand h1 { margin: 0; font-size: 17px; letter-spacing: -0.01em; }
.topbar-actions { display: flex; gap: 6px; }

.icon-btn {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 36px; height: 36px;
  font-size: 16px;
  cursor: pointer;
}
.icon-btn:active { transform: scale(0.96); }

.tabs {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  padding: 8px 14px 4px;
}
.tab {
  background: transparent;
  border: none;
  color: var(--text-dim);
  padding: 10px 6px;
  font-size: 13px;
  font-weight: 500;
  border-bottom: 2px solid transparent;
  cursor: pointer;
}
.tab.active { color: var(--text); border-bottom-color: var(--accent); }

main#app { padding: 6px 14px 90px; }
.view { display: none; }
.view.active { display: block; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  margin: 10px 0;
  box-shadow: var(--shadow);
}
.card h2 { margin: 0 0 8px; font-size: 15px; letter-spacing: -0.01em; }
.card .row { display: flex; justify-content: space-between; align-items: center; padding: 6px 0; border-bottom: 1px solid var(--border); }
.card .row:last-child { border-bottom: none; }

.muted { color: var(--text-dim); font-size: 13px; }
.mono { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 11px 16px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  width: 100%;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn.ghost { background: var(--surface-2); color: var(--text); border: 1px solid var(--border); }
.btn.small { width: auto; padding: 7px 12px; font-size: 13px; }

input, select, textarea {
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 14px;
  width: 100%;
  font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
label { display: block; font-size: 12px; color: var(--text-dim); margin: 10px 0 4px; }

.tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
  background: var(--surface-2);
  color: var(--text-dim);
  border: 1px solid var(--border);
}
.tag.etoro { color: #4f9dff; border-color: #4f9dff44; }
.tag.wio { color: #b46bff; border-color: #b46bff44; }

.signal {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.signal.BUY { background: color-mix(in srgb, var(--buy) 18%, transparent); color: var(--buy); }
.signal.SELL { background: color-mix(in srgb, var(--sell) 18%, transparent); color: var(--sell); }
.signal.HOLD { background: color-mix(in srgb, var(--hold) 18%, transparent); color: var(--hold); }

.positive { color: var(--buy); }
.negative { color: var(--sell); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }

.toast {
  position: fixed; left: 50%; bottom: calc(env(safe-area-inset-bottom) + 24px);
  transform: translateX(-50%);
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 16px;
  font-size: 13px;
  box-shadow: var(--shadow);
  z-index: 1000;
}

.chat-log { display: flex; flex-direction: column; gap: 8px; padding-bottom: 12px; }
.chat-msg { padding: 10px 12px; border-radius: 12px; max-width: 86%; white-space: pre-wrap; }
.chat-msg.user { align-self: flex-end; background: var(--accent); color: #fff; }
.chat-msg.assistant { align-self: flex-start; background: var(--surface); border: 1px solid var(--border); }
.chat-input { display: flex; gap: 6px; position: sticky; bottom: 0; background: var(--bg); padding: 8px 0; }
.chat-input input { flex: 1; }

.spinner {
  width: 16px; height: 16px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: inline-block;
  vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }

.empty { text-align: center; padding: 30px 12px; color: var(--text-dim); }