/* ============================================================
   M1 Salon — App design system
   Light, high-contrast, modern sans. Gold accent kept for salon
   identity; layout/density modelled on the M1 Laundry app.
   ============================================================ */
:root{
  --bg:#FAFAF9; --card:#FFFFFF; --card-2:#F6F5F2;
  --border:rgba(26,23,18,.10); --border-2:rgba(26,23,18,.16);
  --ink:#1A1712; --ink-2:#3D372E; --muted:#6B6355; --dim:#938B7C;

  --gold:#B4893C; --gold-d:#8A6428; --gold-soft:#F6EFE1; --gold-line:rgba(180,137,60,.35);
  --grad:linear-gradient(135deg,#C79B46,#9A7530);

  --ok:#0E7C5A; --ok-soft:#E3F4EE;
  --warn:#B4761B; --warn-soft:#FBF0DC;
  --danger:#C0392B; --danger-soft:#FBE9E7;
  --info:#2E5AAC; --info-soft:#E8EEFA;

  --r:14px; --r-lg:18px; --r-sm:10px;
  --sh:0 1px 2px rgba(26,23,18,.05), 0 8px 24px rgba(26,23,18,.06);
  --sh-lg:0 24px 60px rgba(26,23,18,.12);
  --side-w:264px;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  --serif:'Playfair Display',Georgia,serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  background:var(--bg); color:var(--ink);
  font-family:var(--sans); font-size:15px; line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer}
.mono,.num{font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:6px}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:var(--border-2);border-radius:10px}
::-webkit-scrollbar-track{background:transparent}

/* ---------- Shell ---------- */
.app{display:flex;min-height:100vh}
.side{
  width:var(--side-w);flex:0 0 var(--side-w);background:var(--card);
  border-right:1px solid var(--border);display:flex;flex-direction:column;
  position:sticky;top:0;height:100vh;z-index:40;
}
.side-head{padding:18px 16px 14px;border-bottom:1px solid var(--border)}
.brand{display:flex;align-items:center;gap:10px}
.brand .logo{width:38px;height:38px;border-radius:10px;background:var(--grad);display:grid;place-items:center;
  color:#2A2013;font-weight:800;font-size:15px;letter-spacing:-.02em;flex:0 0 38px}
.brand b{font-size:15px;font-weight:700;letter-spacing:-.01em;display:block;line-height:1.2}
.brand span{font-size:12px;color:var(--muted);display:block}
.tenant-chip{display:flex;align-items:center;gap:6px;margin-top:12px;font-size:12px;color:var(--muted)}
.tenant-chip .role{background:var(--gold-soft);color:var(--gold-d);font-weight:700;
  padding:2px 8px;border-radius:20px;font-size:11px;text-transform:capitalize}

.nav{flex:1;overflow-y:auto;padding:12px 10px}
.nav .grp{font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--dim);
  font-weight:700;padding:14px 10px 6px}
.nav a{display:flex;align-items:center;gap:11px;padding:9px 10px;border-radius:var(--r-sm);
  color:var(--ink-2);font-size:14px;font-weight:500;min-height:40px;transition:background .12s,color .12s}
.nav a .ic{width:20px;text-align:center;font-size:15px;flex:0 0 20px;opacity:.85}
.nav a:hover{background:var(--card-2)}
.nav a.on{background:var(--gold-soft);color:var(--gold-d);font-weight:650}
.nav a.on .ic{opacity:1}
.nav a .badge{margin-inline-start:auto;background:var(--gold-soft);color:var(--gold-d);
  font-size:11.5px;font-weight:700;padding:1px 7px;border-radius:20px}
.side-foot{border-top:1px solid var(--border);padding:10px}
.side-foot a,.side-foot button{display:flex;align-items:center;gap:10px;width:100%;
  padding:9px 10px;border:none;background:none;border-radius:var(--r-sm);
  color:var(--muted);font-size:13.5px;text-align:start;min-height:40px}
.side-foot a:hover,.side-foot button:hover{background:var(--card-2);color:var(--ink)}

.main{flex:1;min-width:0;padding:24px 28px 72px;max-width:1400px}
.topbar{display:flex;align-items:flex-start;gap:16px;margin-bottom:22px;flex-wrap:wrap}
.topbar h1{font-size:28px;font-weight:750;letter-spacing:-.02em;line-height:1.2}
.topbar .sub{color:var(--muted);font-size:14px;margin-top:2px}
.topbar .actions{margin-inline-start:auto;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.menu-btn{display:none;background:var(--card);border:1px solid var(--border);
  border-radius:var(--r-sm);width:40px;height:40px;font-size:18px}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:var(--r-sm);padding:10px 16px;
  font-size:14px;font-weight:600;min-height:40px;white-space:nowrap;transition:.15s}
.btn.primary{background:var(--grad);color:#2A2013;box-shadow:0 6px 16px rgba(154,117,48,.24)}
.btn.primary:hover{filter:brightness(1.04);transform:translateY(-1px)}
.btn.ghost{background:var(--card);border-color:var(--border-2);color:var(--ink)}
.btn.ghost:hover{border-color:var(--gold);color:var(--gold-d)}
.btn.dark{background:var(--ink);color:#fff}
.btn.danger{background:var(--danger-soft);color:var(--danger);border-color:rgba(192,57,43,.25)}
.btn.sm{padding:6px 12px;min-height:34px;font-size:13px;border-radius:9px}
.btn.lg{padding:14px 24px;min-height:50px;font-size:16px}
.btn.block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}

/* ---------- Cards ---------- */
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--r);
  padding:20px;box-shadow:var(--sh)}
.card h3{font-size:16px;font-weight:700;margin-bottom:4px;letter-spacing:-.01em}
.card .card-sub{color:var(--muted);font-size:13px;margin-bottom:14px}
.grid{display:grid;gap:16px}
.k2{grid-template-columns:repeat(2,1fr)}
.k3{grid-template-columns:repeat(3,1fr)}
.k4{grid-template-columns:repeat(4,1fr)}

.kpi{background:var(--card);border:1px solid var(--border);border-radius:var(--r);
  padding:18px 20px;box-shadow:var(--sh)}
.kpi .lab{font-size:13px;color:var(--muted);font-weight:500;display:flex;align-items:center;gap:7px}
.kpi .val{font-size:30px;font-weight:750;letter-spacing:-.025em;margin-top:6px;line-height:1.15}
.kpi .val small{font-size:16px;font-weight:600;color:var(--muted)}
.kpi .d{font-size:12.5px;color:var(--muted);margin-top:4px}
.chg{font-weight:700;font-size:12.5px}
.chg.up{color:var(--ok)} .chg.down{color:var(--danger)}

/* ---------- Tables & rows ---------- */
.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th{text-align:start;font-size:12px;letter-spacing:.06em;text-transform:uppercase;
  color:var(--dim);font-weight:700;padding:10px 12px;border-bottom:1px solid var(--border)}
.tbl td{padding:12px;border-bottom:1px solid var(--border);vertical-align:middle}
.tbl tr:last-child td{border-bottom:none}
.tbl tbody tr:hover{background:var(--card-2)}

.row-i{display:flex;align-items:center;gap:12px;padding:12px 2px;border-top:1px solid var(--border)}
.row-i:first-child{border-top:none}
.row-i .tm{font-size:13px;font-weight:700;color:var(--gold-d);min-width:46px;font-variant-numeric:tabular-nums}
.row-i .who2{min-width:0;flex:1}
.row-i .who2 b{display:block;font-size:14px;font-weight:600}
.row-i .who2 span{display:block;font-size:12.5px;color:var(--muted)}
.row-i .end{margin-inline-start:auto;display:flex;gap:7px;align-items:center}
.av-c{width:36px;height:36px;border-radius:10px;background:var(--gold-soft);color:var(--gold-d);
  display:grid;place-items:center;font-weight:700;font-size:14px;flex:0 0 36px}

/* ---------- Chips / tags / meters ---------- */
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.chip{padding:7px 14px;border:1px solid var(--border-2);border-radius:20px;background:var(--card);
  font-size:13px;font-weight:600;color:var(--muted);min-height:36px;display:inline-flex;align-items:center}
.chip:hover{border-color:var(--gold)}
.chip.on{background:var(--gold-soft);border-color:var(--gold-line);color:var(--gold-d)}
.tag{display:inline-flex;align-items:center;padding:3px 10px;border-radius:20px;
  font-size:12px;font-weight:700;background:var(--card-2);color:var(--muted)}
.tag.ok{background:var(--ok-soft);color:var(--ok)}
.tag.warn{background:var(--warn-soft);color:var(--warn)}
.tag.bad{background:var(--danger-soft);color:var(--danger)}
.tag.info{background:var(--info-soft);color:var(--info)}
.tag.gold{background:var(--gold-soft);color:var(--gold-d)}
.tag.mut{background:var(--card-2);color:var(--muted)}
.meter{height:8px;background:var(--card-2);border-radius:8px;overflow:hidden}
.meter i{display:block;height:100%;background:var(--grad);border-radius:8px}

/* ---------- Forms ---------- */
.field{display:block;margin-bottom:14px}
.field > span{display:block;font-size:12.5px;font-weight:600;color:var(--muted);margin-bottom:6px}
.inp,input[type=text],input[type=email],input[type=password],input[type=number],
input[type=date],input[type=time],select,textarea{
  width:100%;padding:10px 12px;border:1px solid var(--border-2);border-radius:var(--r-sm);
  background:var(--card);font-size:14px;min-height:42px}
.inp:focus,input:focus,select:focus,textarea:focus{outline:none;border-color:var(--gold);
  box-shadow:0 0 0 3px rgba(180,137,60,.14)}
.search{display:flex;align-items:center;gap:8px;background:var(--card);border:1px solid var(--border-2);
  border-radius:var(--r-sm);padding:0 12px;min-height:42px}
.search input{border:none;background:none;padding:0;min-height:auto}
.search input:focus{box-shadow:none}
.switch{position:relative;display:inline-block;width:44px;height:25px;flex:0 0 44px}
.switch input{opacity:0;width:0;height:0}
.switch i{position:absolute;inset:0;background:var(--border-2);border-radius:25px;transition:.18s}
.switch i:before{content:"";position:absolute;width:19px;height:19px;left:3px;top:3px;
  background:#fff;border-radius:50%;transition:.18s;box-shadow:0 1px 3px rgba(0,0,0,.2)}
.switch input:checked + i{background:var(--gold)}
.switch input:checked + i:before{transform:translateX(19px)}
.switch input:disabled + i{opacity:.45}

/* ---------- Empty / loading ---------- */
.empty{padding:32px 18px;text-align:center;color:var(--muted);font-size:14px;
  background:var(--card-2);border-radius:var(--r);border:1px dashed var(--border-2)}

/* ---------- Modal ---------- */
.modal-bg{position:fixed;inset:0;background:rgba(26,23,18,.42);backdrop-filter:blur(3px);
  display:none;place-items:center;z-index:100;padding:20px}
.modal-bg.on{display:grid}
.modal{background:var(--card);border-radius:var(--r-lg);width:100%;max-width:460px;
  box-shadow:var(--sh-lg);max-height:88vh;overflow-y:auto}
.modal-h{padding:20px 22px 0}
.modal-h h3{font-size:19px;font-weight:700}
.modal-b{padding:18px 22px}
.modal-f{padding:0 22px 20px;display:flex;gap:10px}
.modal-f .btn{flex:1}

/* ---------- Toast ---------- */
#toast{position:fixed;bottom:24px;inset-inline-end:24px;display:flex;flex-direction:column;gap:10px;z-index:200}
.toast{display:flex;align-items:center;gap:11px;background:var(--ink);color:#fff;
  padding:12px 16px;border-radius:var(--r-sm);box-shadow:var(--sh-lg);font-size:14px;
  animation:tin .22s ease-out}
.toast .i{width:22px;height:22px;border-radius:50%;background:rgba(255,255,255,.16);
  display:grid;place-items:center;font-size:12px;flex:0 0 22px}
.toast.ok .i{background:var(--ok);color:#fff}
@keyframes tin{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ---------- Views ---------- */
.view{display:none}
.view.on{display:block}

/* ---------- Responsive ---------- */
@media(max-width:1100px){ .k4{grid-template-columns:repeat(2,1fr)} }
@media(max-width:900px){
  .side{position:fixed;inset-inline-start:0;top:0;transform:translateX(-100%);
    transition:transform .22s;box-shadow:var(--sh-lg)}
  .side.open{transform:none}
  .main{padding:18px 16px 64px}
  .menu-btn{display:grid;place-items:center}
  .topbar h1{font-size:23px}
  .k2,.k3,.k4{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  .k2,.k3,.k4{grid-template-columns:1fr}
  .topbar .actions{width:100%}
  .topbar .actions .btn{flex:1}
}