:root{
  --bg:#F1F5F9; --surface:#FFFFFF; --ink:#0F172A; --soft:#64748B; --line:#E2E8F0;
  --line2:#EEF2F7; --accent:#1D4ED8; --accent-d:#1E3A8A; --accent-soft:#EEF2FF;
  --ok:#16A34A; --warn:#B45309; --danger:#DC2626;
  --r:10px; --sh:0 1px 2px rgba(15,23,42,.05),0 1px 3px rgba(15,23,42,.04);
  --side:242px;
}
*{box-sizing:border-box}
html{font-size:15px}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:'Inter',system-ui,'Segoe UI',sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
h1,h2,h3{margin:0}
.tabular,.mono{font-variant-numeric:tabular-nums}

/* ===== layout ===== */
.app{display:flex;min-height:100vh}
.side{width:var(--side);background:#fff;border-right:1px solid var(--line);
  position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column;z-index:40}
.side__brand{display:flex;align-items:center;gap:11px;padding:15px 18px;border-bottom:1px solid var(--line)}
.side__brand .logo{width:32px;height:32px;border-radius:8px;background:var(--accent);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:15px}
.side__brand b{font-weight:800;letter-spacing:.2px;line-height:1.1}
.side__brand small{display:block;font-weight:500;color:var(--soft);font-size:11px}
.nav{padding:10px;flex:1;overflow:auto}
.nav a{display:flex;align-items:center;gap:11px;padding:9px 12px;border-radius:8px;
  color:#334155;font-weight:600;font-size:13.5px;margin-bottom:2px}
.nav a .i{width:18px;text-align:center;opacity:.85;font-size:14px}
.nav a:hover{background:#F8FAFC}
.nav a.on{background:var(--accent-soft);color:var(--accent-d);box-shadow:inset 3px 0 0 var(--accent)}
.side__foot{padding:10px;border-top:1px solid var(--line)}
.side__foot a{color:var(--soft);font-size:13px;display:flex;gap:9px;align-items:center;padding:8px 12px;border-radius:8px}
.side__foot a:hover{background:#F8FAFC}

.main{flex:1;margin-left:var(--side);min-width:0;display:flex;flex-direction:column}
.topbar{position:sticky;top:0;background:rgba(255,255,255,.92);backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px;padding:11px 22px;z-index:30}
.topbar h1{font-size:17px;font-weight:700}
.topbar .sp{flex:1}
.hamb{display:none;background:#fff;border:1px solid var(--line);border-radius:8px;padding:6px 10px;cursor:pointer;font-size:15px}
.content{padding:20px 22px 48px;max-width:1100px;width:100%}
.scrim{display:none}
@media(max-width:900px){
  .side{transform:translateX(-100%);transition:transform .2s;box-shadow:0 12px 40px rgba(15,23,42,.25)}
  body.drawer .side{transform:none}
  body.drawer .scrim{display:block;position:fixed;inset:0;background:rgba(15,23,42,.35);z-index:35}
  .main{margin-left:0}
  .hamb{display:inline-flex}
  .content{padding:16px 14px 44px}
}

/* ===== stat tiles ===== */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:18px}
@media(max-width:760px){.stats{grid-template-columns:repeat(2,1fr)}}
.stat{background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--accent);
  border-radius:var(--r);padding:13px 15px;box-shadow:var(--sh);display:block;color:inherit}
.stat .lbl{font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--soft);font-weight:700}
.stat .val{font-size:22px;font-weight:800;margin-top:5px;letter-spacing:-.4px}
.stat .val small{font-size:13px;font-weight:600;color:var(--soft)}
.stat.s-warn{border-left-color:var(--warn)} .stat.s-ok{border-left-color:var(--ok)}
.stat.s-grey{border-left-color:#94A3B8}

/* ===== card ===== */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);
  margin-bottom:16px;overflow:hidden}
.card__head{display:flex;align-items:center;gap:10px;padding:11px 16px;border-bottom:1px solid var(--line2)}
.card__head h2{font-size:14px;font-weight:700}
.card__head .sp{flex:1}
.card__body{padding:14px 16px}
.muted{color:var(--soft);font-size:13px}
.section{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--soft);font-weight:700;margin:20px 2px 8px}

/* ===== table ===== */
.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th{text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.03em;color:var(--soft);
  font-weight:700;padding:9px 16px;border-bottom:1px solid var(--line);background:#FBFCFE}
.tbl td{padding:10px 16px;border-bottom:1px solid var(--line2);vertical-align:middle}
.tbl tr:last-child td{border-bottom:none}
.tbl tbody tr:hover{background:#FBFCFE}
.tbl .num{text-align:right;font-variant-numeric:tabular-nums}
.tbl .nowrap{white-space:nowrap}
.tbl a{font-weight:600;color:var(--ink)}
.tbl a:hover{color:var(--accent)}

/* ===== badge ===== */
.badge{display:inline-block;padding:2px 8px;border-radius:6px;font-size:11px;font-weight:700;border:1px solid transparent}
.b-blue{background:#EFF6FF;color:#1D4ED8;border-color:#DBEAFE}
.b-green{background:#ECFDF5;color:#15803D;border-color:#D1FAE5}
.b-orange{background:#FFFBEB;color:#B45309;border-color:#FDE68A}
.b-red{background:#FEF2F2;color:#DC2626;border-color:#FECACA}
.b-grey{background:#F1F5F9;color:#475569;border-color:#E2E8F0}
.b-violet{background:#F5F3FF;color:#6D28D9;border-color:#EDE9FE}

/* ===== buttons ===== */
.btn{display:inline-flex;align-items:center;gap:7px;justify-content:center;padding:8px 14px;border-radius:8px;
  font-weight:600;font-size:14px;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;white-space:nowrap}
.btn:hover{background:#F8FAFC}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-d)}
.btn-sm{padding:5px 10px;font-size:13px}
.btn-danger{color:var(--danger);border-color:#FECACA;background:#fff}
.btn-icon{padding:5px 8px;color:var(--soft)}
.btn.full{width:100%}
.btn-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}

/* ===== forms ===== */
.form-card{max-width:640px}
.form-card label{display:block;font-weight:600;font-size:13px;margin:12px 0 5px;color:#334155}
.form-card input,.form-card select,.form-card textarea{width:100%;padding:9px 11px;border:1px solid var(--line);
  border-radius:8px;font:inherit;font-size:15px;background:#fff;color:var(--ink)}
.form-card input:focus,.form-card select:focus,.form-card textarea:focus{outline:none;border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(29,78,216,.12)}
.form-actions{margin-top:18px;display:flex;gap:10px}

/* ===== misc ===== */
.flash{padding:10px 14px;border-radius:8px;margin:0 0 14px;font-weight:600;font-size:13.5px;border:1px solid transparent}
.flash.success{background:#ECFDF5;color:#15803D;border-color:#D1FAE5}
.flash.error{background:#FEF2F2;color:#B91C1C;border-color:#FECACA}
.flash.info{background:#EFF6FF;color:#1D4ED8;border-color:#DBEAFE}
.empty{text-align:center;color:var(--soft);padding:34px 12px}
.empty .big{font-size:30px;opacity:.45;display:block;margin-bottom:6px}
.thumb{width:40px;height:40px;object-fit:cover;border-radius:6px;border:1px solid var(--line);vertical-align:middle}
.kv{width:100%;font-size:14px;border-collapse:collapse}
.kv th{text-align:left;color:var(--soft);font-weight:600;padding:6px 14px 6px 0;white-space:nowrap;vertical-align:top}
.kv td{padding:6px 0}
.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:14px}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{padding:6px 12px;border-radius:8px;border:1px solid var(--line);background:#fff;color:#475569;font-size:13px;font-weight:600}
.chip.on{background:var(--accent);border-color:var(--accent);color:#fff}
.pairing-code{font-family:ui-monospace,'SFMono-Regular',monospace;font-size:26px;font-weight:800;letter-spacing:5px;
  background:#F8FAFC;border:1px dashed var(--accent);border-radius:8px;padding:13px;text-align:center;color:var(--accent-d)}
.cat-bar{height:8px;border-radius:5px;background:var(--line);overflow:hidden;margin-top:4px}
.cat-bar>span{display:block;height:100%;background:var(--accent)}
.pill-time{display:inline-block;min-width:44px;text-align:center;font-weight:700;font-variant-numeric:tabular-nums;
  background:var(--accent-soft);color:var(--accent-d);border-radius:7px;padding:3px 8px;font-size:13px}

/* ===== login ===== */
.login-wrap{min-height:100vh;display:grid;place-items:center;background:#0F172A;padding:20px}
.login-card{background:#fff;border-radius:14px;padding:28px 26px;max-width:380px;width:100%;box-shadow:0 22px 55px rgba(0,0,0,.45)}
.login-card h1{font-size:20px;text-align:center}
.login-logo{width:46px;height:46px;border-radius:10px;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:22px;font-weight:800;margin:0 auto 12px}

/* ===== calendario settimanale ===== */
.cal-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.cal-wrap{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff;box-shadow:var(--sh);min-width:720px}
.cal-head,.cal-allday{display:grid;grid-template-columns:54px repeat(7,1fr)}
.cal-head{border-bottom:1px solid var(--line);position:sticky;top:0;z-index:3;background:#fff}
.cal-corner{border-right:1px solid var(--line2)}
.cal-corner.small{font-size:10px;color:var(--soft);display:flex;align-items:center;justify-content:flex-end;padding:0 6px;text-transform:uppercase;letter-spacing:.03em}
.cal-dh{padding:7px 4px 6px;text-align:center;border-left:1px solid var(--line2)}
.cal-dh.oggi{background:var(--accent-soft)}
.cal-dh .dn{font-size:10.5px;color:var(--soft);text-transform:uppercase;font-weight:700}
.cal-dh .dd{font-size:17px;font-weight:800;line-height:1.1}
.cal-dh.oggi .dd{color:var(--accent-d)}
.cal-dh .addp{display:inline-block;margin-top:1px;color:var(--accent);font-size:13px;font-weight:700;text-decoration:none}
.cal-allday{border-bottom:1px solid var(--line);background:#FBFCFE}
.cal-ad-cell{border-left:1px solid var(--line2);padding:3px;min-height:24px;display:flex;flex-direction:column;gap:2px}
.task-chip{display:block;width:100%;text-align:left;font-size:11px;background:#FFFBEB;border:1px solid #FDE68A;color:#92400E;border-radius:5px;padding:2px 6px;cursor:pointer;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.task-chip:hover{filter:brightness(.97)}
.task-chip.p3{background:#FEF2F2;border-color:#FECACA;color:#B91C1C}
.task-chip.p1{background:#ECFDF5;border-color:#D1FAE5;color:#15803D}
.cal-body{display:grid;grid-template-columns:54px repeat(7,1fr);max-height:64vh;overflow-y:auto;position:relative}
.cal-gutter{position:relative;border-right:1px solid var(--line2)}
.cal-gutter .hr{position:absolute;right:6px;font-size:10px;color:var(--soft);transform:translateY(-6px);font-variant-numeric:tabular-nums}
.cal-col{position:relative;border-left:1px solid var(--line2);background:repeating-linear-gradient(to bottom,transparent 0,transparent 47px,var(--line2) 47px,var(--line2) 48px)}
.cal-col.oggi{background-color:#F6F9FF}
.cal-ev{position:absolute;left:2px;right:2px;background:var(--accent);color:#fff;border-radius:6px;padding:3px 6px;font-size:11.5px;overflow:hidden;box-shadow:0 1px 3px rgba(29,78,216,.35);cursor:pointer;line-height:1.25;text-decoration:none;border:1px solid rgba(255,255,255,.25)}
.cal-ev:hover{background:var(--accent-d)}
.cal-ev b{font-weight:700}
.cal-ev small{opacity:.85}