:root {
  --bg: #0f1419;
  --panel: #1a2332;
  --panel-2: #121a26;
  --border: #2a3548;
  --border-soft: #243044;
  --text: #e7ecf3;
  --muted: #8b9bb4;
  --accent: #3d8bfd;
  --accent-soft: #1a2f4d;
  --good: #3dd68c;
  --bad: #ff6b6b;
  --warn: #f0b429;
  --shadow: 0 8px 28px rgba(0,0,0,.35);
  --radius: 12px;
  --radius-sm: 8px;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f4f6fa;
    --panel: #ffffff;
    --panel-2: #f0f3f8;
    --border: #d7dee8;
    --border-soft: #e4e9f0;
    --text: #1b2430;
    --muted: #66768c;
    --accent: #2f6feb;
    --accent-soft: #e8f0ff;
    --shadow: 0 8px 24px rgba(20,40,80,.08);
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
}
a { color: var(--accent); }
button, .btn {
  background: var(--accent); color: #fff; border: 0; border-radius: 8px;
  padding: 9px 14px; font-size: .92rem; cursor: pointer; font-weight: 600;
}
button.secondary, .btn.secondary { background: transparent; border: 1px solid var(--border); color: var(--text); }
button.danger { background: #a33; color: #fff; }
button.warn { background: #8a6d1d; color: #fff; }
button:disabled { opacity: .5; cursor: not-allowed; }
.icon-btn {
  background: transparent; border: 0; color: var(--muted); font-size: 1.1rem;
  padding: 4px 8px; line-height: 1;
}
input, select, textarea {
  background: var(--bg); border: 1px solid var(--border); color: var(--text);
  border-radius: 8px; padding: 9px 11px; font-size: .95rem; width: 100%;
}
input:focus, select:focus { outline: 1px solid var(--accent); }
label { display: grid; gap: 5px; font-size: .8rem; color: var(--muted); }
.hint { color: var(--muted); font-size: .85rem; }
.sub { color: var(--muted); font-size: .85rem; font-weight: 500; }
.num { font-variant-numeric: tabular-nums; }
.msg { font-size: .9rem; min-height: 1.2em; }
.msg.err { color: var(--bad); }
.msg.ok { color: var(--good); }
.pnl-pos { color: var(--good); }
.pnl-neg { color: var(--bad); }
.badge {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  font-size: .72rem; font-weight: 600; vertical-align: middle;
}
.badge.online { background: #1a3d2e; color: var(--good); }
.badge.connecting, .badge.reconnecting { background: #3d321a; color: var(--warn); }
.badge.error, .badge.closed { background: #3d1a1a; color: var(--bad); }
.badge.master { background: var(--accent-soft); color: #8bb4ff; }
.badge.follower { background: #2a1a4d; color: #c9a0ff; }
.badge.paused { background: #3d321a; color: var(--warn); }
.dot {
  width: 8px; height: 8px; border-radius: 50%; display: inline-block;
  background: var(--muted); margin-right: 4px;
}
.dot.online { background: var(--good); box-shadow: 0 0 0 3px rgba(61,214,140,.15); }
.dot.error { background: var(--bad); }
.dot.connecting, .dot.reconnecting { background: var(--warn); }

/* Top bar */
.topbar {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 12px 20px; border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  backdrop-filter: blur(10px);
}
.topbar-brand { display: flex; align-items: baseline; gap: 10px; }
.topbar-brand h1 { margin: 0; font-size: 1.15rem; font-weight: 700; letter-spacing: .02em; }
.topbar-quota {
  font-size: .82rem; color: var(--muted);
  background: var(--panel-2); border: 1px solid var(--border-soft);
  border-radius: 999px; padding: 5px 12px;
}
.topbar-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.switch {
  display: inline-flex; align-items: center; gap: 6px; font-size: .82rem; color: var(--muted);
  cursor: pointer; user-select: none;
}
.switch input { width: auto; accent-color: var(--warn); }
.user-menu { position: relative; }
.user-menu-panel {
  position: absolute; right: 0; top: calc(100% + 6px); min-width: 150px;
  background: var(--panel); border: 1px solid var(--border); border-radius: 10px;
  box-shadow: var(--shadow); padding: 6px; display: grid; gap: 2px; z-index: 50;
}
.user-menu-panel[hidden] { display: none !important; }
.menu-item {
  display: block; width: 100%; text-align: left; background: transparent; border: 0;
  color: var(--text); padding: 9px 12px; border-radius: 8px; font-weight: 500;
  text-decoration: none; cursor: pointer; font-size: .9rem;
}
.menu-item:hover { background: var(--panel-2); }
.menu-item.danger-text { color: var(--bad); }

main { padding: 18px 20px 40px; max-width: 1200px; margin: 0 auto; display: grid; gap: 16px; }
.card {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 0; overflow: hidden;
}
.card > .card-head, .card > .section-head, .card > .card-body,
.card > .type-section, .card > #accounts-wrap { }
.section-head, .card-head {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 14px 16px; border-bottom: 1px solid var(--border-soft);
  background: transparent; width: 100%; color: inherit; font: inherit; text-align: left;
}
.card-head { cursor: pointer; border: 0; }
.card-head h2, .section-head h2 { margin: 0; font-size: 1rem; font-weight: 600; flex: 1; }
.card-body { padding: 14px 16px; }
.collapsible.collapsed .card-body { display: none; }
.collapsible.collapsed .chevron { transform: rotate(-90deg); }
.chevron { color: var(--muted); transition: transform .15s ease; }
.inline-filter { display: flex; align-items: center; gap: 6px; color: var(--muted); font-size: .82rem; }
.inline-filter select { width: auto; min-width: 120px; }

.summary-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; }
.summary-item {
  background: var(--panel-2); border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm); padding: 10px 12px;
}
.summary-item .label { color: var(--muted); font-size: .72rem; }
.summary-item .value { font-size: 1.05rem; font-weight: 650; margin-top: 4px; }

.type-section { padding: 12px 16px 16px; }
.type-section + .type-section { border-top: 1px solid var(--border-soft); }
.type-section h3 {
  margin: 0 0 10px; font-size: .9rem; color: var(--muted); font-weight: 600;
  display: flex; align-items: center; gap: 8px;
}
.count {
  background: var(--panel-2); border: 1px solid var(--border-soft);
  border-radius: 999px; padding: 1px 8px; font-size: .75rem; color: var(--text);
}

/* Account cards */
.account-card {
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); margin-bottom: 10px; overflow: hidden;
}
.account-card:last-child { margin-bottom: 0; }
.account-compact {
  display: grid; grid-template-columns: 1fr auto; gap: 8px 12px;
  align-items: center; padding: 10px 12px; cursor: pointer; width: 100%;
  background: transparent; border: 0; color: inherit; text-align: left; font: inherit;
}
.account-compact:hover { background: color-mix(in srgb, var(--accent) 6%, transparent); }
.ac-left { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; min-width: 0; }
.ac-right { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; justify-content: flex-end; }
.ac-metrics { display: flex; gap: 12px; flex-wrap: wrap; font-size: .85rem; }
.ac-metrics span { color: var(--muted); }
.ac-metrics strong { color: var(--text); font-weight: 600; margin-left: 4px; }
.account-detail { padding: 0 12px 12px; border-top: 1px solid var(--border-soft); }
.account-card:not(.expanded) .account-detail { display: none; }
.chip {
  display: inline-flex; align-items: center; gap: 4px;
  background: var(--bg); border: 1px solid var(--border); border-radius: 999px;
  padding: 2px 8px; font-size: .72rem; color: var(--muted);
}
.chip.good { border-color: color-mix(in srgb, var(--good) 40%, var(--border)); color: var(--good); }
.chip.bad { border-color: color-mix(in srgb, var(--bad) 40%, var(--border)); color: var(--bad); }
.actions { display: flex; gap: 6px; flex-wrap: wrap; }
.positions { margin-top: 8px; background: var(--bg); border-radius: 8px; padding: 8px; }
.positions.empty { color: var(--muted); }
.copy-panel, .meta-panel, .history-panel {
  display: grid; gap: 8px; margin-top: 8px; padding: 10px;
  background: var(--bg); border-radius: 8px; border: 1px solid var(--border);
  position: relative; z-index: 1;
}
.copy-panel select, .copy-panel input, .meta-panel input {
  position: relative; z-index: 2; width: 100%; min-height: 40px;
  -webkit-appearance: menulist; appearance: auto; pointer-events: auto;
}
.copy-panel .row { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 8px; align-items: end; }
.copy-log { max-height: 280px; overflow: auto; font-size: .82rem; }
.copy-log .ok { color: var(--good); }
.copy-log .fail { color: var(--bad); }
table { width: 100%; border-collapse: collapse; font-size: .88rem; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--border-soft); vertical-align: top; }
th { color: var(--muted); font-weight: 500; font-size: .72rem; }
details summary { cursor: pointer; color: var(--accent); user-select: none; }
.toolbar { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.loading { color: var(--muted); }

/* Modal */
.modal {
  border: 1px solid var(--border); border-radius: 14px; background: var(--panel);
  color: var(--text); padding: 0; width: min(560px, 96vw);
  box-shadow: var(--shadow); max-height: 92vh; overflow: auto;
}
.modal.narrow { width: min(380px, 94vw); }
.modal::backdrop { background: rgba(0,0,0,.55); backdrop-filter: blur(2px); }
.modal form { display: grid; gap: 12px; padding: 16px; }
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px; border-bottom: 1px solid var(--border-soft); margin: -16px -16px 0;
}
.modal-actions { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.form-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
}
.form-grid .span-2 { grid-column: 1 / -1; }
.quota-hints { font-size: .82rem; color: var(--muted); display: flex; gap: 8px; flex-wrap: wrap; }
.quota-hints .chip { background: var(--panel-2); }
.type-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.type-card { cursor: pointer; margin: 0; }
.type-card input { position: absolute; opacity: 0; pointer-events: none; }
.type-card-body {
  display: grid; gap: 4px; padding: 12px; border-radius: 10px;
  border: 1px solid var(--border); background: var(--panel-2); min-height: 72px;
}
.type-card-body strong { color: var(--text); font-size: .95rem; }
.type-card-body small { color: var(--muted); font-size: .78rem; line-height: 1.35; }
.type-card input:checked + .type-card-body {
  border-color: var(--accent); background: var(--accent-soft);
  box-shadow: inset 0 0 0 1px var(--accent);
}
.type-card input:focus-visible + .type-card-body { outline: 2px solid var(--accent); }

/* Toasts */
.toast-root {
  position: fixed; right: 16px; bottom: 16px; z-index: 100;
  display: grid; gap: 8px; width: min(340px, calc(100vw - 24px)); pointer-events: none;
}
.toast {
  pointer-events: auto; background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; padding: 12px 14px; box-shadow: var(--shadow);
  font-size: .9rem; animation: toast-in .18s ease;
}
.toast.ok { border-color: color-mix(in srgb, var(--good) 45%, var(--border)); }
.toast.err { border-color: color-mix(in srgb, var(--bad) 45%, var(--border)); }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.hide-sm { }
@media (max-width: 720px) {
  .hide-sm { display: none !important; }
  .topbar { padding: 10px 12px; }
  main { padding: 12px; gap: 12px; }
  .form-grid, .type-cards { grid-template-columns: 1fr; }
  .account-compact { grid-template-columns: 1fr; }
  .ac-right { justify-content: flex-start; }
  .modal {
    width: 100vw; max-width: 100vw; height: 100vh; max-height: 100vh;
    border-radius: 0; margin: 0;
  }
  .topbar-quota { width: 100%; order: 3; }
  .topbar-actions { width: 100%; margin-left: 0; }
}

/* Login page shared helpers */
.login-page {
  min-height: 100vh; display: grid; place-items: center; padding: 20px;
  background: radial-gradient(1200px 600px at 20% -10%, #1a2f4d 0%, transparent 50%), var(--bg);
}
.login-card {
  width: min(380px, 94vw); background: var(--panel); border: 1px solid var(--border);
  border-radius: 14px; padding: 28px; box-shadow: var(--shadow);
}
.login-card h1 { margin: 0 0 8px; font-size: 1.2rem; }

.ac-metrics [data-equity-stamp] { flex-basis: 100%; font-size: .72rem; }
.ac-metrics [data-equity-stamp] .chip { padding: 1px 6px; font-size: .7rem; }

.account-card[data-ghost="1"] { border-style: dashed; opacity: .95; }
.account-card[data-ghost="1"] .account-compact { background: color-mix(in srgb, var(--warn) 8%, transparent); }