:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --surface-2: #f0f2f5;
  --border: #e2e5ea;
  --input-bg: #ffffff;
  --input-border: #c9ced6;
  --text: #15181d;
  --muted: #6b7280;
  --accent: #b8860b;
  --accent-contrast: #ffffff;
  --buy: #0f9d58;
  --sell: #d93025;
  --warn: #b26a00;
  --warn-bg: #fff6e5;
  --ok-bg: #e8f6ee;
  --err-bg: #fdecea;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .08);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1116;
    --surface: #161a21;
    --surface-2: #1d222b;
    --border: #2a303b;
    --input-bg: #0e1116;
    --input-border: #3d4555;
    --text: #e8eaed;
    --muted: #9aa3af;
    --accent: #e0b04a;
    --accent-contrast: #15181d;
    --buy: #34c47c;
    --sell: #f2675b;
    --warn: #f0b44c;
    --warn-bg: #2b2414;
    --ok-bg: #12261b;
    --err-bg: #2d1615;
    --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;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
h1, h2, h3 { margin: 0 0 .6rem; line-height: 1.25; }
h1 { font-size: 1.4rem; } h2 { font-size: 1.1rem; } h3 { font-size: 1rem; }
.muted { color: var(--muted); }
.num { font-variant-numeric: tabular-nums; }
.pos { color: var(--buy); } .neg { color: var(--sell); }
[hidden] { display: none !important; }

.container { max-width: 1120px; margin: 0 auto; padding: 20px 16px 60px; }

/* barre du haut */
.topbar {
  position: sticky; top: 0; z-index: 10; display: flex; align-items: center; gap: 20px;
  padding: 10px 16px; background: var(--surface); border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; text-decoration: none; white-space: nowrap; }
.brand span { color: var(--accent); }
.topbar nav { display: flex; gap: 4px; flex: 1; }
.topbar nav a { text-decoration: none; padding: 6px 10px; border-radius: 8px; color: var(--muted); }
.topbar nav a.active { background: var(--surface-2); color: var(--text); font-weight: 600; }
.who { display: flex; align-items: center; gap: 8px; font-size: .9rem; }
@media (max-width: 640px) {
  .topbar { flex-wrap: wrap; gap: 8px; }
  .topbar nav { order: 3; flex-basis: 100%; }
  .who #who-name { display: none; }
}

/* cartes */
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 18px;
}
.grid { display: grid; gap: 16px; }
.stats { grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }
.two { grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); align-items: start; }
@media (max-width: 860px) { .two { grid-template-columns: minmax(0, 1fr); } }
.stack > * + * { margin-top: 16px; }
.stat .label { color: var(--muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; }
.stat .value { font-size: 1.45rem; font-weight: 700; margin-top: 2px; }
.stat .sub { color: var(--muted); font-size: .85rem; }

.banner { border-radius: var(--radius); padding: 12px 16px; border: 1px solid var(--border); }
.banner.ok { background: var(--ok-bg); }
.banner.blocked { background: var(--err-bg); }
.banner.warn { background: var(--warn-bg); }
.banner ul { margin: 6px 0 0; padding-left: 20px; }

.section-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.section-head h2 { margin: 0; }

/* tableaux */
.table-wrap { overflow-x: auto; margin: 0 -18px; padding: 0 18px; }
table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th { text-align: left; color: var(--muted); font-weight: 500; font-size: .8rem; padding: 8px 10px; border-bottom: 1px solid var(--border); white-space: nowrap; }
td { padding: 10px; border-bottom: 1px solid var(--border); white-space: nowrap; }
tr.link { cursor: pointer; }
tr.link:hover td { background: var(--surface-2); }
td.actions { text-align: right; }

.badge { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: .78rem; font-weight: 600; background: var(--surface-2); color: var(--muted); }
.badge.buy { background: color-mix(in srgb, var(--buy) 16%, transparent); color: var(--buy); }
.badge.sell { background: color-mix(in srgb, var(--sell) 16%, transparent); color: var(--sell); }
.badge.gold { background: color-mix(in srgb, var(--accent) 18%, transparent); color: var(--accent); }

/* formulaires */
label { display: block; font-size: .85rem; color: var(--muted); margin-bottom: 4px; }
input, textarea, select {
  width: 100%; font: inherit; color: var(--text); background: var(--input-bg);
  border: 1px solid var(--input-border); border-radius: 8px; padding: 9px 11px;
}
input:focus, textarea:focus { outline: 2px solid color-mix(in srgb, var(--accent) 50%, transparent); border-color: var(--accent); }
textarea { min-height: 90px; resize: vertical; }
.field + .field, .toggle + .field, details + .field { margin-top: 12px; }
.row { display: flex; gap: 10px; }
.row > * { flex: 1; min-width: 0; }
details summary { cursor: pointer; color: var(--muted); font-size: .9rem; margin-top: 12px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  font: inherit; font-weight: 600; border: 1px solid transparent; border-radius: 8px;
  padding: 9px 16px; cursor: pointer; background: var(--accent); color: var(--accent-contrast);
}
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn.ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn.danger { background: var(--sell); color: #fff; }
.btn.small { padding: 4px 10px; font-size: .85rem; }
.btn.block { width: 100%; }

.toggle { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.toggle button { padding: 10px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface); color: var(--text); font: inherit; font-weight: 700; cursor: pointer; }
.toggle button.on.buy { background: var(--buy); border-color: var(--buy); color: #fff; }
.toggle button.on.sell { background: var(--sell); border-color: var(--sell); color: #fff; }

.preview { margin-top: 14px; border-top: 1px dashed var(--border); padding-top: 14px; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 4px 14px; font-size: .92rem; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; font-weight: 600; }
.errors { color: var(--sell); margin: 8px 0 0; padding-left: 18px; }

/* connexion */
.auth { max-width: 380px; margin: 8vh auto 0; }
.auth .brand { display: block; text-align: center; font-size: 1.3rem; margin-bottom: 18px; }
.code-input { font-size: 1.6rem; letter-spacing: .5em; text-align: center; font-variant-numeric: tabular-nums; }

/* détail */
.detail-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.shot { display: block; max-width: 100%; border-radius: 8px; border: 1px solid var(--border); margin-top: 10px; }
.analysis { white-space: pre-wrap; }
.comments { list-style: none; margin: 0; padding: 0; }
.comment { padding: 12px 0; border-bottom: 1px solid var(--border); }
.comment:last-child { border-bottom: 0; }
.comment .meta { font-size: .85rem; color: var(--muted); display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.comment .meta b { color: var(--text); }
.comment p { margin: 6px 0 0; white-space: pre-wrap; }

.pager { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; }
.filters { display: flex; gap: 6px; flex-wrap: wrap; }
.filters button { border: 1px solid var(--border); background: var(--surface); color: var(--muted); border-radius: 999px; padding: 4px 12px; font: inherit; font-size: .88rem; cursor: pointer; }
.filters button.on { background: var(--text); color: var(--surface); border-color: var(--text); }

.spark { width: 100%; height: 120px; display: block; }
.spark .line { fill: none; stroke: var(--accent); stroke-width: 2; }
.spark .area { fill: color-mix(in srgb, var(--accent) 14%, transparent); }
.spark .floor { stroke: var(--sell); stroke-dasharray: 4 4; stroke-width: 1; }

.toast {
  position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%); z-index: 20;
  background: var(--text); color: var(--surface); padding: 10px 16px; border-radius: 10px;
  max-width: calc(100% - 32px); box-shadow: 0 6px 24px rgba(0, 0, 0, .2);
}
.toast.error { background: var(--sell); color: #fff; }
.empty { color: var(--muted); padding: 14px 0; }