:root {
  --bg: #0b0e14;
  --bg-soft: #131722;
  --card: #161b28;
  --border: #232a3a;
  --text: #e6e9ef;
  --muted: #8b93a7;
  --green: #16c784;
  --red: #ea3943;
  --amber: #f0b90b;
  --accent: #5b8def;
  --radius: 14px;
  font-synthesis: none;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.hidden { display: none !important; }
.muted { color: var(--muted); }

/* ---------------- Login ---------------- */
.login-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: radial-gradient(1200px 600px at 50% -10%, #1a2030, var(--bg));
}
.login-card {
  width: min(360px, 90vw);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  text-align: center;
}
.logo { font-size: 28px; margin: 0 0 4px; letter-spacing: -0.5px; }
.logo span, .logo-sm span { color: var(--accent); }
.subtitle { color: var(--muted); margin: 0 0 24px; font-size: 14px; }
.login-card input,
.modal-card input {
  width: 100%;
  padding: 12px 14px;
  margin-bottom: 12px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 15px;
}
.login-card button {
  width: 100%;
  padding: 12px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}
.login-card button:disabled { opacity: 0.6; cursor: default; }
.footnote { color: var(--muted); font-size: 12px; margin-top: 18px; }
.error { color: var(--red); font-size: 13px; margin: 8px 0 0; }

/* ---------------- Topbar ---------------- */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 22px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-soft);
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand { display: flex; align-items: center; gap: 10px; }
.logo-sm { font-size: 18px; font-weight: 700; }
.net-badge {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.acct-chip {
  font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px;
  background: rgba(91,141,239,.15); color: var(--accent);
  border: 1px solid rgba(91,141,239,.4);
}
.topbar-right { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
a.nav-link { text-decoration: none; display: inline-block; }
a.nav-link:hover { border-color: var(--accent); color: var(--accent); }

/* Traders detail page */
.traders-detail { display: flex; flex-direction: column; gap: 16px; margin-top: 14px; }
.trader-detail-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px;
}
.tdc-head { display: flex; align-items: center; gap: 14px; }
.tdc-id { flex: 1; min-width: 0; }
.tdc-actions { display: flex; align-items: center; gap: 12px; }
.tdc-stats {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px;
  margin: 16px 0; padding: 14px 0; border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.tdc-stats .k { display: block; color: var(--muted); font-size: 11px;
  text-transform: uppercase; letter-spacing: .4px; margin-bottom: 3px; }
.tdc-stats .v { font-size: 16px; font-weight: 700; }
.tdc-positions .k { color: var(--muted); font-size: 11px; text-transform: uppercase;
  letter-spacing: .4px; }
.tdc-positions > div { margin-top: 8px; display: flex; flex-wrap: wrap; gap: 8px; }
.pos-chip {
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: 8px; padding: 5px 10px; font-size: 12px; font-weight: 600;
}
@media (max-width: 720px) {
  .tdc-stats { grid-template-columns: repeat(3, 1fr); }
  .tdc-head { flex-wrap: wrap; }
}

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 14px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 14px;
}

/* ---------------- Pills ---------------- */
.pill {
  font-size: 13px;
  padding: 5px 12px;
  border-radius: 999px;
  font-weight: 600;
}
.pill-green { background: rgba(22,199,132,.15); color: var(--green); }
.pill-red { background: rgba(234,57,67,.15); color: var(--red); }
.pill-gray { background: rgba(139,147,167,.15); color: var(--muted); }
.pill-amber { background: rgba(240,185,11,.15); color: var(--amber); }

/* ---------------- Layout ---------------- */
.container { max-width: 1080px; margin: 0 auto; padding: 24px 18px 64px; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.section-title { font-size: 16px; margin: 28px 0 12px; color: var(--text); }

/* Portfolio */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat-label { color: var(--muted); font-size: 12px; text-transform: uppercase;
  letter-spacing: .5px; }
.stat-value { font-size: 22px; font-weight: 700; }
.halt-banner {
  margin: 16px 0 0;
  padding: 10px 14px;
  border-radius: 10px;
  background: rgba(234,57,67,.12);
  color: var(--red);
  font-size: 13px;
}
.pos { color: var(--green); }
.neg { color: var(--red); }

/* Performance chart */
.chart-card { margin-top: 18px; }
.chart-head { display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 12px; }
.chart-wrap { position: relative; height: 240px; }

/* Controls */
.controls { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.btn {
  border: none;
  border-radius: 10px;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  color: #0b0e14;
}
.btn-green { background: var(--green); }
.btn-amber { background: var(--amber); }
.btn-red { background: var(--red); color: #fff; }
.btn.btn-ghost { background: transparent; color: var(--text);
  border: 1px solid var(--border); }

/* Traders */
.traders-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.trader-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
}
.trader-head { display: flex; align-items: center; gap: 12px; }
.avatar {
  width: 40px; height: 40px; border-radius: 50%;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), #9b5bef);
  color: #fff; font-weight: 700; font-size: 16px;
}
.trader-name { font-weight: 700; }
.trader-addr { color: var(--muted); font-size: 12px; font-family: monospace; }
.trader-stats {
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px 12px;
  margin: 14px 0;
}
.trader-stats div span { display: block; }
.trader-stats .k { color: var(--muted); font-size: 11px; text-transform: uppercase; }
.trader-stats .v { font-size: 15px; font-weight: 600; }
.trader-foot { display: flex; justify-content: space-between; align-items: center;
  border-top: 1px solid var(--border); padding-top: 12px; }
.open-pos { font-size: 12px; color: var(--muted); }

/* Toggle switch */
.switch { position: relative; display: inline-block; width: 44px; height: 24px; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider {
  position: absolute; cursor: pointer; inset: 0;
  background: #2b3346; border-radius: 999px; transition: .2s;
}
.slider:before {
  content: ""; position: absolute; height: 18px; width: 18px;
  left: 3px; bottom: 3px; background: #fff; border-radius: 50%; transition: .2s;
}
input:checked + .slider { background: var(--green); }
input:checked + .slider:before { transform: translateX(20px); }

/* Trade table */
.table-wrap { overflow-x: auto; }
.trades-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.trades-table th, .trades-table td {
  text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.trades-table th { color: var(--muted); font-weight: 600; font-size: 11px;
  text-transform: uppercase; letter-spacing: .5px; }
.tag { padding: 2px 8px; border-radius: 6px; font-size: 11px; font-weight: 600; }
.tag-long { background: rgba(22,199,132,.15); color: var(--green); }
.tag-short { background: rgba(234,57,67,.15); color: var(--red); }
.tag-open { background: rgba(91,141,239,.15); color: var(--accent); }
.tag-closed { background: rgba(139,147,167,.15); color: var(--muted); }
.btn-mini {
  background: rgba(234,57,67,.15); color: var(--red);
  border: 1px solid rgba(234,57,67,.4); border-radius: 7px;
  padding: 4px 10px; font-size: 12px; font-weight: 600; cursor: pointer;
}
.btn-mini:hover { background: rgba(234,57,67,.28); }
.btn-mini:disabled { opacity: .6; cursor: default; }
.btn-mini.btn-neutral {
  background: rgba(139,147,167,.15); color: var(--text);
  border-color: var(--border);
}
.btn-mini.btn-neutral:hover { background: rgba(139,147,167,.28); }
.btn-sm { padding: 6px 14px; font-size: 13px; }

/* Accounts vault */
.vault-warning {
  background: rgba(240,185,11,.1); border: 1px solid rgba(240,185,11,.35);
  color: var(--amber); border-radius: 10px; padding: 10px 14px; font-size: 13px;
  margin: 18px 0;
}
.vault-toolbar { display: flex; align-items: center; gap: 10px; margin: 8px 0 16px; flex-wrap: wrap; }
.vault-toolbar .spacer { flex: 1; }
.acct-active { border-color: var(--green); box-shadow: 0 0 0 1px rgba(22,199,132,.3); }
.active-pill {
  background: rgba(22,199,132,.18); color: var(--green); font-size: 10px;
  font-weight: 700; padding: 2px 7px; border-radius: 999px; margin-left: 6px;
  vertical-align: middle;
}
.acct-secrets {
  margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 8px;
}
.secret-row { display: flex; align-items: center; gap: 10px; font-size: 13px; }
.secret-row .k { color: var(--muted); width: 130px; flex-shrink: 0;
  text-transform: uppercase; font-size: 11px; letter-spacing: .4px; }
.secret-row code {
  background: var(--bg-soft); border: 1px solid var(--border); border-radius: 6px;
  padding: 4px 8px; font-size: 12px; word-break: break-all; flex: 1; color: var(--text);
}
.wallet-row { display: flex; gap: 8px; margin-bottom: 8px; align-items: center; }
.wallet-row input { flex: 1; min-width: 0; padding: 8px 10px; background: var(--bg-soft);
  border: 1px solid var(--border); border-radius: 8px; color: var(--text); font-size: 13px; }
.wallet-row .w-del { flex: 0 0 auto; }

/* Discover filters */
.discover-filters {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end;
  margin: 14px 0 18px;
}
.discover-filters .field { margin-bottom: 0; min-width: 120px; }
.vet-row { margin-top: -6px; padding: 12px; background: var(--bg-soft);
  border: 1px solid var(--border); border-radius: 10px; }
.vet-toggle { display: flex; align-items: center; gap: 8px; font-size: 13px;
  color: var(--text); font-weight: 600; }
.tag-amber { background: rgba(240,185,11,.18); color: var(--amber); }
.ext-links { display: flex; gap: 10px; margin-top: 3px; }
.ext-links a { color: var(--accent); font-size: 11px; text-decoration: none; white-space: nowrap; }
.ext-links a:hover { text-decoration: underline; }
.coins-cell { font-size: 12px; white-space: nowrap; }

/* Mode toggle (paper/live) */
.mode-toggle { display: flex; align-items: center; gap: 8px; }
.mode-label { font-size: 13px; font-weight: 600; color: var(--amber); }
.mode-label.live { color: var(--red); }
.slider-mode { background: #2b3346; }
input:checked + .slider-mode { background: var(--red); }

/* Modal */
.modal { position: fixed; inset: 0; background: rgba(0,0,0,.6);
  display: grid; place-items: center; z-index: 50; }
.modal-card {
  width: min(380px, 92vw); background: var(--card);
  border: 1px solid var(--border); border-radius: var(--radius); padding: 24px;
}
.modal-card h3 { margin: 0 0 16px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }

/* Settings form */
.settings-card { width: min(460px, 94vw); max-height: 86vh; overflow-y: auto; }
.group-title { font-size: 12px; text-transform: uppercase; letter-spacing: .5px;
  color: var(--accent); margin: 18px 0 8px; border-top: 1px solid var(--border);
  padding-top: 14px; }
.group-title:first-of-type { border-top: none; padding-top: 0; }
.field { display: flex; flex-direction: column; gap: 5px; font-size: 12px;
  color: var(--muted); margin-bottom: 10px; }
.field input, .field select {
  padding: 9px 11px; background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: 9px; color: var(--text); font-size: 14px;
}
.field-row { display: flex; gap: 12px; }
.field-row .field { flex: 1; }
.field-hint { color: var(--muted); font-size: 11px; }
.field-hint.set { color: var(--green); }

@media (max-width: 640px) {
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
}