:root {
  --bg: #070b14;
  --bg-elevated: #0d1424;
  --bg-panel: rgba(15, 23, 42, 0.82);
  --border: rgba(148, 163, 184, 0.16);
  --border-strong: rgba(148, 163, 184, 0.28);
  --text: #e8eef9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --accent: #22d3ee;
  --accent-2: #818cf8;
  --green: #34d399;
  --amber: #fbbf24;
  --rose: #fb7185;
  --blue: #60a5fa;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
  --radius: 16px;
  --radius-sm: 10px;
  --font: "IBM Plex Sans", system-ui, -apple-system, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --max: 1120px;
}
*, *::before, *::after { box-sizing: border-box; }
html { color-scheme: dark; scroll-behavior: smooth; }
body {
  margin: 0; min-height: 100vh; font-family: var(--font); background: var(--bg);
  color: var(--text); line-height: 1.5; -webkit-font-smoothing: antialiased;
}
code { font-family: var(--mono); font-size: 0.9em; color: var(--accent); }
.bg-glow {
  position: fixed; inset: 0; pointer-events: none; z-index: -1;
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(34, 211, 238, 0.12), transparent 50%),
    radial-gradient(ellipse 60% 40% at 90% 0%, rgba(129, 140, 248, 0.14), transparent 45%),
    radial-gradient(ellipse 50% 30% at 50% 100%, rgba(52, 211, 153, 0.06), transparent 40%);
}
.site-header, main, .site-footer {
  width: min(100% - 2rem, var(--max)); margin-inline: auto;
}
.site-header {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 1.5rem 0 1rem; flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 0.75rem; }
.brand h1 { margin: 0; font-size: 1.25rem; font-weight: 700; letter-spacing: -0.02em; }
.tagline { margin: 0; color: var(--text-muted); font-size: 0.8rem; }
.header-meta { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.sample-badge, .feed-badge, .meta-chip, .badge, .class-pill, .action-badge {
  display: inline-flex; align-items: center; gap: 0.35rem; border-radius: 999px;
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.02em; padding: 0.3rem 0.7rem;
  border: 1px solid var(--border); background: rgba(15, 23, 42, 0.7);
}
.sample-badge {
  color: var(--amber); border-color: rgba(251, 191, 36, 0.35); background: rgba(251, 191, 36, 0.08);
}
.feed-badge {
  color: var(--green); border-color: rgba(52, 211, 153, 0.35); background: rgba(52, 211, 153, 0.1);
}
.meta-chip { color: var(--text-muted); font-family: var(--mono); font-weight: 500; }
.panel {
  background: var(--bg-panel); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); backdrop-filter: blur(12px);
}
.loading-panel, .error-panel {
  flex-direction: column; align-items: center; justify-content: center;
  gap: 0.75rem; padding: 3rem 1.5rem; text-align: center; margin-bottom: 1.5rem;
}
.loading-panel:not([hidden]), .error-panel:not([hidden]) { display: flex; }
/* Preserve: [hidden] panels must stay hidden */
.loading-panel[hidden],
.error-panel[hidden],
.login-panel[hidden],
.login-screen[hidden],
#app[hidden],
.tab-panel[hidden],
.expand-row[hidden],
#auth-user[hidden] {
  display: none !important;
}
.error-panel { border-color: rgba(251, 113, 133, 0.35); color: var(--rose); }
.spinner {
  width: 28px; height: 28px; border-radius: 50%;
  border: 2px solid rgba(148, 163, 184, 0.25); border-top-color: var(--accent);
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- Tabs ---- */
.tab-bar {
  position: sticky; top: 0; z-index: 20;
  display: flex; gap: 0.35rem; padding: 0.35rem;
  margin: 0 0 1rem;
  background: rgba(7, 11, 20, 0.92);
  border: 1px solid var(--border);
  border-radius: 999px;
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
}
.tab-btn {
  flex: 1; appearance: none; cursor: pointer;
  border: 0; border-radius: 999px;
  padding: 0.65rem 1rem;
  font-family: var(--font); font-size: 0.9rem; font-weight: 600;
  color: var(--text-muted); background: transparent;
  transition: background 0.15s ease, color 0.15s ease;
}
.tab-btn:hover { color: var(--text); background: rgba(148, 163, 184, 0.08); }
.tab-btn[aria-selected="true"] {
  color: var(--bg);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
.tab-panel { margin-bottom: 1.5rem; }

.section { margin: 1.25rem 0; }
.section-head { margin-bottom: 0.85rem; }
.section-head h2 { margin: 0; font-size: 1.15rem; letter-spacing: -0.02em; }
.section-sub { margin: 0.25rem 0 0; color: var(--text-muted); font-size: 0.875rem; }

.hero-label {
  margin: 0 0 0.35rem; color: var(--text-dim); font-size: 0.75rem;
  text-transform: uppercase; letter-spacing: 0.08em; font-weight: 600;
}
.action-badge {
  font-size: 0.8rem; padding: 0.45rem 0.9rem; text-transform: uppercase; letter-spacing: 0.04em;
}
.action-BUY_NOW { color: var(--green); border-color: rgba(52, 211, 153, 0.4); background: rgba(52, 211, 153, 0.12); }
.action-WAIT_FOR_PULLBACK { color: var(--amber); border-color: rgba(251, 191, 36, 0.4); background: rgba(251, 191, 36, 0.12); }
.action-WAIT_FOR_BREAKOUT { color: var(--blue); border-color: rgba(96, 165, 250, 0.4); background: rgba(96, 165, 250, 0.12); }
.action-WATCH_ONLY { color: var(--accent-2); border-color: rgba(129, 140, 248, 0.4); background: rgba(129, 140, 248, 0.12); }
.action-HOLD_OR_TRIM { color: var(--amber); border-color: rgba(251, 191, 36, 0.4); background: rgba(251, 191, 36, 0.12); }
.action-AVOID { color: var(--rose); border-color: rgba(251, 113, 133, 0.4); background: rgba(251, 113, 133, 0.12); }

@media (max-width: 480px) {
  .site-header, main, .site-footer { width: min(100% - 1.25rem, var(--max)); }
  .tab-btn { padding: 0.55rem 0.75rem; font-size: 0.85rem; }
}

/* ---- Auth / login ---- */
.auth-user { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.btn-primary, .btn-ghost {
  appearance: none; cursor: pointer; border-radius: 999px;
  font-family: var(--font); font-size: 0.85rem; font-weight: 600;
  padding: 0.45rem 0.9rem; transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.btn-primary {
  border: 0; color: var(--bg);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
.btn-primary:disabled { opacity: 0.6; cursor: wait; }
.btn-ghost {
  border: 1px solid var(--border); color: var(--text-muted);
  background: rgba(15, 23, 42, 0.7);
}
.btn-ghost:hover { color: var(--text); border-color: var(--border-strong); }
.login-panel {
  display: flex; flex-direction: column; gap: 0.75rem;
  padding: 2rem 1.5rem; margin-bottom: 1.5rem; max-width: 420px;
}
.login-panel[hidden] { display: none !important; }
.login-panel h2 { margin: 0; font-size: 1.2rem; letter-spacing: -0.02em; }
.login-copy { margin: 0; color: var(--text-muted); font-size: 0.9rem; }
.login-form { display: flex; flex-direction: column; gap: 0.45rem; }
.login-label { font-size: 0.75rem; font-weight: 600; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.06em; }
.login-form input[type="email"] {
  appearance: none; width: 100%; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: rgba(7, 11, 20, 0.8);
  color: var(--text); font-family: var(--font); font-size: 1rem;
  padding: 0.7rem 0.85rem;
}
.login-form input[type="email"]:focus {
  outline: 2px solid rgba(34, 211, 238, 0.35); border-color: var(--accent);
}
.login-form .btn-primary { margin-top: 0.35rem; align-self: flex-start; }
.login-status { margin: 0; min-height: 1.25em; color: var(--text-muted); font-size: 0.875rem; }


/* Live Finnhub quote tint */
.js-live-price.price-up { color: var(--green); }
.js-live-price.price-down { color: var(--rose); }
#live-price-stamp {
  color: var(--green);
  border-color: rgba(52, 211, 153, 0.35);
  background: rgba(52, 211, 153, 0.1);
}