:root {
  --bg: #f4f6f4; --card: #fff; --fg: #1b2620; --muted: #5d6b63; --line: #dbe2dd; --soft: #eaf0ec;
  --accent: #1f7a4d; --accent-fg: #fff; --accent-soft: #dcefe4; --warn: #9a5b00; --err: #b3261e; --up: #b3261e; --down: #1f7a4d;
  --radius: 12px; color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #111814; --card: #18211c; --fg: #e4ebe6; --muted: #98a69e; --line: #2d3a33; --soft: #212c26;
    --accent: #4cba82; --accent-fg: #0d1a12; --accent-soft: #1d3a2a; --warn: #e0a84a; --err: #f2867d; --up: #f2867d; --down: #4cba82; color-scheme: dark; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif; background: var(--bg); color: var(--fg); }
a { color: var(--accent); }
h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 17px; margin: 22px 0 8px; }
h3 { font-size: 15px; margin: 14px 0 6px; }
p { margin: 6px 0; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.error, .err { color: var(--err); }
.ok { color: var(--accent); }
[hidden] { display: none !important; }

/* Mise en page */
.topbar { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; gap: 16px; padding: 10px 20px; background: var(--card); border-bottom: 1px solid var(--line); }
.brand { font-weight: 700; font-size: 18px; text-decoration: none; color: var(--fg); }
.tabs { display: flex; gap: 4px; }
.tabs a { display: flex; gap: 6px; align-items: center; padding: 7px 12px; border-radius: 8px; text-decoration: none; color: var(--muted); }
.tabs a.active { background: var(--accent-soft); color: var(--fg); font-weight: 600; }
.view { max-width: 920px; margin: 0 auto; padding: 18px 20px 100px; }
@media (max-width: 720px) {
  .topbar { padding: 8px 16px; }
  .tabs { position: fixed; left: 0; right: 0; bottom: 0; justify-content: space-around; background: var(--card); border-top: 1px solid var(--line); padding: 4px 4px calc(4px + env(safe-area-inset-bottom)); }
  .tabs a { flex-direction: column; gap: 0; font-size: 11px; padding: 4px 6px; }
  .tabs a span { font-size: 19px; }
  .view { padding: 14px 16px 96px; }
}

/* Composants */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; margin: 10px 0; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.spread { display: flex; gap: 8px; justify-content: space-between; align-items: center; flex-wrap: wrap; }
.grow { flex: 1; min-width: 0; }
.btn { display: inline-flex; align-items: center; gap: 6px; font: inherit; border: 1px solid var(--line); background: var(--card); color: var(--fg); border-radius: 9px; padding: 8px 14px; cursor: pointer; text-decoration: none; }
.btn.primary { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); font-weight: 600; }
.btn.ghost { border-color: transparent; background: transparent; }
.btn.danger { color: var(--err); }
.btn.small { padding: 4px 10px; font-size: 13px; }
.btn:disabled { opacity: .6; cursor: default; }
input, select, textarea { font: inherit; color: var(--fg); background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; max-width: 100%; }
textarea { width: 100%; min-height: 70px; }
label { display: block; margin: 10px 0 4px; }
label > input:not([type=checkbox]), label > select, label > textarea { display: block; width: 100%; margin-top: 4px; }
label.check { display: flex; gap: 8px; align-items: center; }
.badge { display: inline-block; font-size: 12px; padding: 1px 8px; border-radius: 99px; background: var(--soft); color: var(--muted); white-space: nowrap; }
.badge.accent { background: var(--accent-soft); color: var(--fg); }
.badge.warn { color: var(--warn); }
.badge.err { color: var(--err); }
.up { color: var(--up); }
.down { color: var(--down); }
.price { font-variant-numeric: tabular-nums; white-space: nowrap; }
.toast { position: fixed; left: 50%; bottom: 84px; transform: translateX(-50%); background: var(--fg); color: var(--bg); padding: 10px 16px; border-radius: 10px; max-width: calc(100vw - 32px); z-index: 50; }

/* Liste de courses */
.hero { display: grid; grid-template-columns: 1fr auto; gap: 10px; align-items: center; }
.total { font-size: 24px; font-weight: 700; }
.cat { margin: 16px 0 4px; font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
.items { list-style: none; margin: 0; padding: 0; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
.items li { display: flex; gap: 10px; align-items: center; padding: 9px 12px; border-top: 1px solid var(--line); }
.items li:first-child { border-top: 0; }
.items li.done .name { text-decoration: line-through; color: var(--muted); }
.items .name { flex: 1; min-width: 0; }
.items .name small { display: block; color: var(--muted); }
.items a.name { text-decoration: none; }
.items a.name:hover { text-decoration: underline; }
.qty { display: inline-flex; align-items: center; border: 1px solid var(--line); border-radius: 8px; }
.qty button { border: 0; background: none; font: inherit; width: 30px; height: 30px; cursor: pointer; color: var(--fg); }
.qty span { min-width: 22px; text-align: center; font-variant-numeric: tabular-nums; }
.add-bar { display: flex; gap: 8px; margin: 12px 0; }
.add-bar input { flex: 1; min-width: 0; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { border: 1px solid var(--line); background: var(--card); border-radius: 99px; padding: 6px 12px; cursor: pointer; font: inherit; color: var(--fg); }
.chip.on { background: var(--accent-soft); border-color: var(--accent); }
.steps { counter-reset: s; padding-left: 0; list-style: none; }
.steps li { counter-increment: s; position: relative; padding-left: 34px; margin: 10px 0; }
.steps li::before { content: counter(s); position: absolute; left: 0; top: 0; width: 24px; height: 24px; border-radius: 50%; background: var(--accent-soft); text-align: center; font-weight: 600; font-size: 13px; line-height: 24px; }

/* Tableaux */
.table-wrap { overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
table { border-collapse: collapse; width: 100%; }
th, td { text-align: left; padding: 8px 10px; border-top: 1px solid var(--line); vertical-align: top; }
thead th { border-top: 0; font-size: 13px; color: var(--muted); font-weight: 600; }
td.num, th.num { text-align: right; }
.best { font-weight: 700; color: var(--accent); }
svg.spark { display: block; width: 100%; height: 120px; }
svg.spark .line { fill: none; stroke: var(--accent); stroke-width: 2; }
svg.spark .dot { fill: var(--accent); }
svg.spark text { fill: var(--muted); font-size: 11px; }
svg.spark .grid { stroke: var(--line); }
.search { width: 100%; margin: 8px 0; }

/* Connexion */
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: 100%; max-width: 360px; }
.login-card .btn { width: 100%; justify-content: center; margin-top: 12px; }
.btn-google svg { width: 18px; height: 18px; }
.login-or { text-align: center; color: var(--muted); margin: 10px 0 0; }
pre.token { background: var(--soft); padding: 10px; border-radius: 8px; word-break: break-all; white-space: pre-wrap; user-select: all; }
tr.chosen td { background: var(--accent-soft); }