:root {
    --bg: #FAFBFF;
    --bg-alt: #F4F6FB;
    --card: #fff;
    --border: #E8ECF4;
    --border-light: #F4F6FB;
    --ink: #0E1220;
    --ink-2: #1E2740;
    --ink-3: #2A3352;
    --muted: #7B8499;
    --accent: #2946F0;
    --accent-hover: #1E36D8;
    --cyan: #4EC3F7;
    --good: #22C55E;
    --warn: #F59E0B;
    --bad: #EF4444;
    --good-bg: #F0FDF4;
    --warn-bg: #FEF3C7;
    --bad-bg: #FEE2E2;
    --accent-bg: #EFF6FF;
    --font: 'Inter', system-ui, -apple-system, sans-serif;
    --font-head: 'Space Grotesk', var(--font);
}
* { margin:0; padding:0; box-sizing:border-box; }
body { font-family: var(--font); background: var(--bg); color: var(--ink); font-size:14px; display:flex; min-height:100vh; }
a { text-decoration:none; color:inherit; }
input,select,textarea,button { font-family:inherit; }

/* ---------- Sidebar ---------- */
.side { width:230px; background:var(--ink); color:#fff; display:flex; flex-direction:column; position:fixed; top:0; left:0; bottom:0; z-index:10; transition:width .3s ease; overflow:hidden; }
.main { margin-left:230px; flex:1; min-height:100vh; transition:margin-left .3s ease; }
body.collapsed .side { width:0; padding:0; }
body.collapsed .main { margin-left:0; }

.brand { display:flex; align-items:center; gap:10px; padding:20px 20px 28px; }
.brand__icon { width:36px; height:36px; border-radius:50%; background:var(--accent); display:flex; align-items:center; justify-content:center; font-size:11px; font-weight:600; flex-shrink:0; }
.brand__text { font-size:14px; font-weight:500; }
.brand__text em { font-style:normal; font-size:10px; display:block; color:var(--muted); }

.nav__item { display:flex; align-items:center; gap:10px; padding:10px 20px; color:var(--muted); font-size:13px; border-left:3px solid transparent; cursor:pointer; transition:all .15s; }
.nav__item:hover { color:#C5CBE0; background:rgba(255,255,255,.03); }
.nav__item.is-active { color:#fff; background:rgba(41,70,240,.15); border-left-color:var(--accent); }
.nav__count { margin-left:auto; background:var(--accent); color:#fff; font-size:10px; padding:1px 8px; border-radius:10px; }

.side__foot { margin-top:auto; padding:16px 20px; border-top:1px solid rgba(255,255,255,.08); }
.me { display:flex; align-items:center; gap:10px; }
.me__avatar { width:32px; height:32px; border-radius:50%; background:var(--accent); display:flex; align-items:center; justify-content:center; font-size:12px; font-weight:500; flex-shrink:0; }
.me__txt strong { font-size:12px; display:block; }
.me__txt small { font-size:10px; color:var(--muted); }
.me__out { font-size:11px; color:var(--muted); margin-left:auto; }
.me__out:hover { color:#fff; }

.side-toggle { position:fixed; top:18px; left:218px; width:26px; height:26px; border-radius:50%; background:var(--ink-2); border:1px solid var(--ink-3); color:var(--muted); cursor:pointer; display:flex; align-items:center; justify-content:center; font-size:13px; z-index:11; transition:left .3s ease; }
body.collapsed .side-toggle { left:0; border-radius:0 50% 50% 0; transform:rotate(180deg); }

/* ---------- Content ---------- */
.content { padding:24px 28px; }
.topbar { display:flex; align-items:center; justify-content:space-between; margin-bottom:24px; }
.topbar h1 { font-size:20px; font-weight:500; }
.topbar__sub { font-size:13px; color:var(--muted); margin-top:4px; }
.topbar__actions { display:flex; gap:8px; align-items:center; }

/* ---------- Buttons ---------- */
.btn { padding:8px 20px; border-radius:8px; font-size:13px; font-weight:500; border:1px solid var(--border); background:var(--card); color:var(--ink); cursor:pointer; display:inline-flex; align-items:center; gap:6px; transition:all .15s; }
.btn:hover { background:var(--bg-alt); }
.btn--primary { background:var(--accent); color:#fff; border-color:var(--accent); }
.btn--primary:hover { background:var(--accent-hover); }
.btn--danger { color:var(--bad); border-color:#FECACA; }
.btn--danger:hover { background:var(--bad-bg); }
.btn--sm { padding:5px 12px; font-size:12px; }
.btn--ghost { border:0; background:transparent; }

/* ---------- Cards ---------- */
.card { background:var(--card); border-radius:10px; border:1px solid var(--border); margin-bottom:16px; }
.card__head { padding:14px 18px; border-bottom:1px solid var(--border); display:flex; align-items:center; justify-content:space-between; }
.card__title { font-weight:500; font-size:14px; }
.card__body { padding:0; }
.card__foot { padding:14px 18px; border-top:1px solid var(--border); display:flex; gap:8px; }
.spacer { flex:1; }

/* ---------- KPI ---------- */
.kpi-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:12px; margin-bottom:24px; }
.kpi { background:var(--card); border-radius:10px; padding:16px 18px; border:1px solid var(--border); }
.kpi__head { display:flex; align-items:center; gap:8px; margin-bottom:10px; }
.kpi__label { font-size:12px; color:var(--muted); }
.kpi__value { font-size:22px; font-weight:500; }
.kpi__note { font-size:11px; margin-top:4px; color:var(--muted); }

/* ---------- Tables ---------- */
.table-wrap { overflow-x:auto; }
table { width:100%; border-collapse:collapse; font-size:13px; }
th { text-align:left; padding:8px 18px; font-size:11px; color:var(--muted); font-weight:500; border-bottom:1px solid var(--border); text-transform:uppercase; letter-spacing:.04em; }
th.num { text-align:right; }
td { padding:8px 18px; border-bottom:1px solid var(--border-light); }
td.num { text-align:right; }
td.money { font-weight:500; }
tr:last-child td { border-bottom:none; }
tr.contentieux td { color:var(--bad); }
tr:hover { background:var(--bg-alt); }

/* ---------- Badges ---------- */
.badge { font-size:10px; padding:2px 10px; border-radius:6px; font-weight:500; display:inline-block; }
.badge--good { background:var(--good-bg); color:#166534; }
.badge--info { background:var(--accent-bg); color:#1E40AF; }
.badge--warn { background:var(--warn-bg); color:#92400E; }
.badge--bad { background:var(--bad-bg); color:#991B1B; }
.badge--neutral { background:var(--bg-alt); color:var(--muted); }

/* ---------- Forms ---------- */
.field { margin-bottom:14px; }
.field label { display:block; font-size:12px; color:var(--muted); margin-bottom:4px; font-weight:500; }
.field input, .field select, .field textarea { width:100%; padding:8px 12px; border:1px solid var(--border); border-radius:8px; font-size:13px; background:var(--card); color:var(--ink); }
.field input:focus, .field select:focus, .field textarea:focus { outline:none; border-color:var(--accent); box-shadow:0 0 0 3px rgba(41,70,240,.1); }
.field textarea { min-height:70px; resize:vertical; }
.row--2 { display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.row--3 { display:grid; grid-template-columns:1fr 1fr 1fr; gap:14px; }

/* ---------- Flash ---------- */
.flash { padding:10px 18px; border-radius:8px; margin-bottom:16px; font-size:13px; }
.flash--ok { background:var(--good-bg); color:#166534; border:1px solid #BBF7D0; }
.flash--err { background:var(--bad-bg); color:#991B1B; border:1px solid #FECACA; }

/* ---------- Empty ---------- */
.empty { padding:40px; text-align:center; color:var(--muted); }
.empty strong { display:block; font-size:15px; color:var(--ink); margin-bottom:6px; }

/* ---------- Splits ---------- */
.split { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.client-detail { display:grid; grid-template-columns:1fr 280px; gap:16px; }

/* ---------- Progress ---------- */
.progress-bar { display:flex; align-items:flex-start; gap:0; margin:14px 0; }
.progress-step { flex:1; text-align:center; }
.progress-dot { width:28px; height:28px; border-radius:50%; margin:0 auto 6px; display:flex; align-items:center; justify-content:center; font-size:13px; }
.progress-dot.done { background:var(--accent); color:#fff; }
.progress-dot.current { background:var(--warn); color:#fff; }
.progress-dot.pending { background:var(--bg-alt); border:2px solid var(--border); color:var(--muted); }
.progress-track { height:3px; background:var(--border); border-radius:3px; position:relative; }
.progress-fill { height:3px; background:var(--accent); border-radius:3px; }

/* ---------- Row items ---------- */
.row-item { padding:10px 18px; border-bottom:1px solid var(--border-light); display:flex; align-items:center; justify-content:space-between; }
.row-item:last-child { border-bottom:none; }

/* ---------- Relances ---------- */
.relance-bar { display:flex; gap:8px; padding:14px 18px; }
.relance-btn { flex:1; padding:10px; border-radius:8px; font-size:12px; font-weight:500; text-align:center; cursor:pointer; border:1px solid var(--border); background:var(--bg-alt); color:var(--muted); }
.relance-btn.active { background:var(--warn-bg); border-color:#FDE68A; color:#92400E; }
.relance-btn.danger { background:var(--bad-bg); border-color:#FECACA; color:#991B1B; }

/* ---------- Search ---------- */
.search { padding:6px 14px; border:1px solid var(--border); border-radius:8px; font-size:13px; width:200px; background:var(--card); }
.search:focus { outline:none; border-color:var(--accent); }

/* ---------- Hint ---------- */
.hint { font-size:12px; color:var(--muted); }

/* ---------- Totaux éditeur (devis/facture) ---------- */
.totaux { margin-top:14px; border-top:1px solid var(--border); padding-top:10px; }
.totaux > div { display:flex; justify-content:space-between; align-items:baseline; gap:16px; padding:5px 0; font-size:14px; }
.totaux > div span { color:var(--muted); }
.totaux > div strong { font-weight:600; white-space:nowrap; }
.totaux .ttc { border-top:2px solid var(--accent); margin-top:6px; padding-top:12px; font-size:18px; }
.totaux .ttc span { color:var(--ink); font-weight:600; }
.totaux .ttc .money { color:var(--accent); font-weight:700; font-family:'Space Grotesk',sans-serif; white-space:nowrap; }

/* ---------- Colonne de droite collante (fiche client) ---------- */
.client-detail > aside { position:sticky; top:16px; align-self:start; }

/* ---------- Responsive ---------- */
@media (max-width:768px) {
    .side { width:0; }
    .main { margin-left:0; }
    .kpi-grid { grid-template-columns:1fr 1fr; }
    .split, .client-detail, .row--2, .row--3 { grid-template-columns:1fr; }
    .client-detail > aside { position:static; }
    .side-toggle { left:0; border-radius:0 50% 50% 0; }
}

/* ---------- Print ---------- */
@media print {
    .side, .side-toggle, .topbar__actions, .no-print { display:none !important; }
    .main { margin-left:0; }
    body { background:#fff; }
}

/* ---------- Lines (facture) ---------- */
.lines input { border:1px solid var(--border); padding:6px 10px; border-radius:6px; font-size:13px; width:100%; background:var(--card); }
.lines .num { text-align:right; }
.lines .del-line { border:0; background:none; color:var(--muted); cursor:pointer; font-size:16px; }
.lines .del-line:hover { color:var(--bad); }
.line-total { font-weight:500; white-space:nowrap; }

/* ---------- Icon btn ---------- */
.icon-btn { border:0; background:none; color:var(--muted); cursor:pointer; font-size:14px; padding:4px; }
.icon-btn:hover { color:var(--bad); }

/* ---------- DL list ---------- */
.dl { display:grid; grid-template-columns:90px 1fr; font-size:13px; }
.dl dt { color:var(--muted); padding:4px 0; }
.dl dd { padding:4px 0; }

/* ---------- Note ---------- */
.note { padding:12px 18px; border-bottom:1px solid var(--border-light); }
.note__meta { font-size:11px; color:var(--muted); margin-bottom:4px; }