:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --border: #e3e6eb;
  --text: #15181e;
  --muted: #6b7280;
  --accent: #f7931a;
  --accent-text: #1a1206;
  --up: #0f9d58;
  --down: #d93025;
  --bench: #8b95a7;
  --grid: #eceef2;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1116;
    --surface: #161b22;
    --border: #262d37;
    --text: #e6e9ef;
    --muted: #8b949e;
    --up: #3fb950;
    --down: #f85149;
    --bench: #6e7781;
    --grid: #1f252e;
    --shadow: none;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
h1, h2 { margin: 0 0 12px; }
h2 { font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
.muted { color: var(--muted); }

.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 17px; }
.brand-mark {
  display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 8px;
  background: var(--accent); color: var(--accent-text); font-size: 16px;
}
.badge { font-size: 11px; font-weight: 600; padding: 2px 8px; border-radius: 999px; text-transform: uppercase; letter-spacing: .04em; }
.badge-sim { background: color-mix(in srgb, var(--accent) 18%, transparent); color: var(--accent); }

.btn {
  font: inherit; font-weight: 600; cursor: pointer;
  padding: 8px 14px; border-radius: 8px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text);
}
.btn:hover { border-color: var(--muted); }
.btn:disabled { opacity: .6; cursor: wait; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.btn-ghost { border-color: transparent; background: transparent; color: var(--muted); }

/* ---------- Connexion ---------- */
.login-page { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card {
  width: 100%; max-width: 380px; background: var(--surface); border: 1px solid var(--border);
  border-radius: 14px; padding: 28px; box-shadow: var(--shadow);
}
.login-card h1 { font-size: 22px; margin: 20px 0 16px; }
.login-card form { display: grid; gap: 14px; }
.login-card label { display: grid; gap: 6px; font-size: 13px; font-weight: 600; }
.login-card input {
  font: inherit; padding: 10px 12px; border-radius: 8px;
  border: 1px solid var(--border); background: var(--bg); color: var(--text);
}
.login-card input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.login-card .btn { padding: 11px; margin-top: 4px; }
.form-error { color: var(--down); margin: 0; font-size: 14px; }

/* ---------- Tableau de bord ---------- */
.topbar {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 12px 24px; background: var(--surface); border-bottom: 1px solid var(--border);
}
.topbar-right { display: flex; align-items: center; gap: 8px; }
.container { max-width: 1100px; margin: 0 auto; padding: 24px; display: grid; gap: 16px; }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
  padding: 20px; box-shadow: var(--shadow); min-width: 0;
}
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.card-head h2 { margin: 0; }
.grid-top { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: 16px; }

.status-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.pill {
  display: inline-flex; align-items: center; gap: 8px; font-weight: 700; font-size: 18px;
}
.pill::before { content: ""; width: 12px; height: 12px; border-radius: 50%; background: var(--muted); }
.pill-active::before { background: var(--up); box-shadow: 0 0 0 4px color-mix(in srgb, var(--up) 22%, transparent); }
.pill-paused::before { background: var(--accent); }
.pill-off::before { background: var(--down); }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 6px 16px; margin: 0 0 8px; font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }

.value-big { font-size: 40px; font-weight: 750; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.value-sub { display: flex; flex-wrap: wrap; gap: 8px; align-items: baseline; margin-bottom: 16px; }
.delta { font-weight: 700; font-variant-numeric: tabular-nums; }
.up { color: var(--up); }
.down { color: var(--down); }
.compare { display: flex; flex-wrap: wrap; gap: 8px 24px; font-size: 14px; padding-top: 12px; border-top: 1px solid var(--border); }
.compare strong { margin-left: 4px; font-variant-numeric: tabular-nums; }
.legend-dot { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 4px; }
.dot-bot { background: var(--accent); }
.dot-bench { background: var(--bench); }
.verdict { margin: 10px 0 0; font-size: 14px; color: var(--muted); }

.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.stat {
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
  padding: 14px 16px; display: grid; gap: 2px; box-shadow: var(--shadow); min-width: 0;
}
.stat-label { font-size: 12px; color: var(--muted); }
.stat-value { font-size: 18px; font-weight: 700; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }

.tabs { display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.tabs button {
  font: inherit; font-size: 13px; padding: 5px 12px; border: 0; cursor: pointer;
  background: transparent; color: var(--muted);
}
.tabs button.active { background: var(--accent); color: var(--accent-text); font-weight: 600; }

.chart { position: relative; margin-top: 12px; }
.chart svg { display: block; touch-action: none; }
.chart-empty { padding: 40px 0; text-align: center; }
.chart .grid { stroke: var(--grid); }
.chart .baseline { stroke: var(--muted); stroke-dasharray: 4 4; opacity: .6; }
.chart .axis { fill: var(--muted); font-size: 11px; }
.chart .line-bot { fill: none; stroke: var(--accent); stroke-width: 2.5; stroke-linejoin: round; }
.chart .line-bench { fill: none; stroke: var(--bench); stroke-width: 1.5; stroke-dasharray: 5 4; }
.chart .cursor { stroke: var(--muted); stroke-width: 1; }
.tooltip {
  position: absolute; top: 8px; transform: translateX(-50%); pointer-events: none;
  background: var(--surface); border: 1px solid var(--border); border-radius: 8px;
  padding: 6px 10px; font-size: 12px; white-space: nowrap; box-shadow: 0 4px 12px rgba(0,0,0,.12);
}

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); white-space: nowrap; }
th { font-size: 12px; color: var(--muted); font-weight: 600; }
.side-buy { color: var(--up); font-weight: 600; }
.side-sell { color: var(--down); font-weight: 600; }

.footnote { font-size: 13px; color: var(--muted); margin: 0; }

@media (max-width: 760px) {
  .topbar { padding: 12px 16px; }
  .container { padding: 16px; }
  .grid-top { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .value-big { font-size: 32px; }
  #user { display: none; }
}

/* ---------- V2 : tableaux multi-cryptos ---------- */
th.num, td.num { text-align: right; }
td.crypto { font-weight: 700; }
td.up, td.down { font-weight: 600; }
.tag-held { color: var(--accent); font-weight: 600; }
details.card > summary {
  cursor: pointer; list-style: none; display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap;
}
details.card > summary::-webkit-details-marker { display: none; }
details.card > summary h2 { margin: 0; }
details.card > summary h2::before { content: "▸ "; }
details.card[open] > summary h2::before { content: "▾ "; }
details.card[open] > summary { margin-bottom: 12px; }