:root{--bg:#f5f7fa;--card:#fff;--text:#1b2733;--muted:#5c6b7a;--navy:#164479;--azure:#2F70B1;--ok:#2e9e5b;--warn:#e0a100;--crit:#d4423e;--border:#e3e8ee}
*{box-sizing:border-box}body{margin:0;font:15px/1.45 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}
header{background:var(--navy);color:#fff;padding:10px 24px;display:flex;align-items:center;gap:18px}header a{color:#fff;text-decoration:none}header .brand{font-weight:700;letter-spacing:.08em;text-transform:uppercase}header .right{margin-left:auto;font-size:13px;opacity:.9}
main{max-width:1200px;margin:24px auto;padding:0 16px}h1{font-size:22px;margin:0 0 16px}h2{font-size:17px;margin:24px 0 10px;color:var(--navy)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:14px 16px}
.card h3{margin:0 0 8px;font-size:16px;display:flex;align-items:center;gap:8px}.dot{width:11px;height:11px;border-radius:50%;display:inline-block}.ok{background:var(--ok)}.warn{background:var(--warn)}.crit{background:var(--crit)}
.kv{display:grid;grid-template-columns:1fr auto;gap:2px 12px;font-size:13.5px}.kv span:nth-child(2n){text-align:right;font-variant-numeric:tabular-nums}.muted{color:var(--muted)}
.alert{padding:6px 10px;border-radius:6px;font-size:13px;margin:4px 0}.alert.warn{background:#fff6d6}.alert.crit{background:#fde3e2}
table{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--border);border-radius:10px;overflow:hidden;font-size:13.5px}th,td{padding:8px 10px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}th{background:#eef2f7;color:var(--navy)}
form.inline{display:inline}input,select{padding:6px 8px;border:1px solid var(--border);border-radius:6px;font:inherit}button{padding:6px 12px;border:0;border-radius:6px;background:var(--azure);color:#fff;font:inherit;cursor:pointer}button.danger{background:var(--crit)}button.ghost{background:#eef2f7;color:var(--navy)}
.msg{background:#e8f1fb;border:1px solid #c9ddf3;padding:8px 12px;border-radius:8px;margin-bottom:14px}.login{max-width:380px;margin:80px auto}.login input{width:100%;margin:6px 0 12px}
canvas{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:8px}.charts{display:grid;grid-template-columns:repeat(auto-fill,minmax(360px,1fr));gap:14px}
.toolbar{display:flex;gap:8px;align-items:center;margin:0 0 14px}.grid.clients{grid-template-columns:repeat(auto-fill,minmax(420px,1fr))}
.card.client h3{position:relative}.menu{position:relative}.dropdown{display:none;position:absolute;right:0;top:30px;background:#fff;border:1px solid var(--border);border-radius:8px;box-shadow:0 6px 20px rgba(0,0,0,.12);min-width:220px;z-index:5;padding:6px 0}
.dropdown.open{display:block}.dropdown a,.dropdown form button{display:block;width:100%;text-align:left;padding:8px 14px;background:none;color:var(--text);font:inherit;cursor:pointer;text-decoration:none;border:0}.dropdown a:hover,.dropdown form button:hover{background:#eef2f7}.dropdown form button.danger{color:var(--crit)}
table.devices{font-size:13px;box-shadow:none}table.devices th{font-weight:600}.tag{font-size:10.5px;background:#eef2f7;color:var(--navy);border-radius:4px;padding:1px 5px;vertical-align:middle}
dialog{border:1px solid var(--border);border-radius:12px;padding:20px 24px;width:min(560px,92vw);box-shadow:0 20px 60px rgba(0,0,0,.25)}dialog::backdrop{background:rgba(27,39,51,.45)}dialog label{display:block;margin:10px 0 3px;font-size:13px;font-weight:600}dialog input,dialog select{width:100%}dialog fieldset{border:1px solid var(--border);border-radius:8px;margin:12px 0;padding:6px 12px 12px}dialog legend{font-size:13px;color:var(--navy)}dialog .actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}
.msg.warn{background:#fff6d6;border-color:#f1dc8a}.msg.crit{background:#fde3e2;border-color:#f3b4b1}

.chips{display:flex;flex-wrap:wrap;gap:6px;align-items:center}.chip{display:inline-flex;align-items:center;gap:4px;background:#eef2f7;border:1px solid var(--border);border-radius:14px;padding:2px 6px 2px 10px;font-size:12.5px}
button.x{background:none;color:var(--muted);padding:0 4px;font-size:14px;line-height:1}button.x:hover{color:var(--crit)}
.dropdown form button.danger{color:var(--crit);background:none}.dropdown form button.danger:hover{background:#fde3e2}
#dlg-confirm p{margin:8px 0 0}

table.list tr.row{cursor:pointer}table.list tr.row:hover td{background:#f3f6fa}table.list td a{white-space:nowrap}#filter{min-width:220px}
/* menus contextuels : ne pas les couper au bord des tableaux/cartes, et les passer devant tout */
table.devices,table.list{overflow:visible}table.devices td,table.list td{overflow:visible}.card{overflow:visible}
.menu{position:relative;display:inline-block}.dropdown{z-index:1000;top:32px;right:0;min-width:240px}
.card.client h3 .menu{z-index:1001}