:root {
  --bg-1: #f2efe5;
  --bg-2: #e4f0ff;
  --panel: #ffffff;
  --ink: #182026;
  --muted: #52606d;
  --line: #d3dde7;
  --accent: #0059b8;
  --accent-soft: #dcecff;
  --good: #1f8f4a;
  --bad: #c83d3d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Space Grotesk", "Noto Sans SC", sans-serif;
  color: var(--ink);
  min-height: 100vh;
}

.bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 15% 20%, #c9ecff 0%, transparent 35%),
    radial-gradient(circle at 80% 10%, #ffecc3 0%, transparent 40%),
    linear-gradient(160deg, var(--bg-1), var(--bg-2));
}

.app-shell {
  width: min(1180px, 96vw);
  margin: 2rem auto;
  background: color-mix(in srgb, var(--panel), transparent 8%);
  border: 1px solid var(--line);
  border-radius: 16px;
  backdrop-filter: blur(4px);
  overflow: hidden;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 1rem 1.25rem;
  background: #ffffffbc;
  border-bottom: 1px solid var(--line);
}

.topbar h1 {
  margin: 0;
  font-size: 1.4rem;
  letter-spacing: 0.04em;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.entry-link {
  border: 1px solid var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 8px;
  padding: 0.38rem 0.7rem;
  text-decoration: none;
  font-size: 0.85rem;
}

.entry-link:hover {
  filter: brightness(0.97);
}

.controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
}

.endpoint-control {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.auth-control {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.endpoint-control label {
  font-size: 0.85rem;
  color: var(--muted);
}

.auth-control label {
  font-size: 0.85rem;
  color: var(--muted);
}

.endpoint-control input {
  min-width: 280px;
  max-width: 380px;
  width: 40vw;
  padding: 0.45rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.auth-control input {
  width: 140px;
  padding: 0.45rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 8px;
}

button {
  border: 1px solid var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 8px;
  padding: 0.45rem 0.8rem;
  cursor: pointer;
  font: inherit;
}

button:hover {
  filter: brightness(0.97);
}

.tabs {
  display: flex;
  gap: 0.4rem;
  padding: 0.8rem 1rem 0;
}

.tab {
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
  background: #edf3fa;
  border-color: transparent;
}

.tab.active {
  background: #ffffff;
  border-color: var(--line);
  color: var(--ink);
}

.panel {
  display: none;
  padding: 1rem;
}

.panel.active {
  display: block;
}

.actions {
  display: flex;
  gap: 0.6rem;
  margin-bottom: 0.8rem;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #ffffff;
}

table {
  border-collapse: collapse;
  width: 100%;
  min-width: 760px;
}

th, td {
  padding: 0.6rem 0.7rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  white-space: nowrap;
  font-size: 0.92rem;
}

th {
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--muted);
  background: #f8fbff;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.card {
  border: 1px solid var(--line);
  background: #ffffff;
  border-radius: 12px;
  padding: 0.7rem 0.8rem;
}

.card .label {
  color: var(--muted);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
}

.card .value {
  margin-top: 0.3rem;
  font-size: 1.15rem;
  font-weight: 700;
}

.ytd-card {
  margin-bottom: 1rem;
}

.chart-wrap {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #ffffff;
  padding: 1rem;
  margin-bottom: 1rem;
}

.pnl-pos {
  color: var(--good);
}

.pnl-neg {
  color: var(--bad);
}

.status {
  margin: 0;
  padding: 0.8rem 1rem 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

/* Login overlay */
.login-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at 15% 20%, #c9ecff 0%, transparent 35%),
    radial-gradient(circle at 80% 10%, #ffecc3 0%, transparent 40%),
    linear-gradient(160deg, var(--bg-1), var(--bg-2));
}

.login-box {
  width: min(380px, 90vw);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 2rem 1.5rem;
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
  text-align: center;
}

.login-box h2 {
  margin: 0 0 0.3rem;
  font-size: 1.4rem;
  letter-spacing: 0.04em;
}

.login-hint {
  margin: 0 0 1.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.login-field {
  text-align: left;
  margin-bottom: 1rem;
}

.login-field label {
  display: block;
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 0.3rem;
}

.login-field input {
  width: 100%;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
  font-size: 0.95rem;
}

.login-box button {
  width: 100%;
  padding: 0.6rem;
  margin-top: 0.5rem;
  font-size: 1rem;
  font-weight: 600;
}

.login-error {
  margin: 0.8rem 0 0;
  min-height: 1.2em;
  color: var(--bad);
  font-size: 0.88rem;
}

.login-overlay.hidden {
  display: none;
}

/* Logout button */
.logout-btn {
  font-size: 0.85rem;
  padding: 0.35rem 0.7rem;
}

.ibkr-live-shell {
  width: min(1100px, 96vw);
}

.ibkr-live-main {
  padding: 1rem;
}

.ibkr-live-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.ibkr-live-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 0.7rem;
}

.ibkr-live-subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 800px) {
  .controls,
  .endpoint-control,
  .auth-control {
    width: 100%;
  }
  .endpoint-control input {
    width: 100%;
    min-width: 0;
  }
  .auth-control input {
    flex: 1 1 46%;
    min-width: 0;
  }
  .topbar-actions {
    width: 100%;
    justify-content: space-between;
  }
}