:root{
  --bg:#f4f5f7; --card:#fff; --ink:#1f2430; --muted:#6b7280;
  --line:#e5e7eb; --primary:#5b57e0; --primary-ink:#fff;
  --ok:#e7f6ec; --ok-ink:#1a7f43; --err:#fdeaea; --err-ink:#b3261e;
  --radius:14px;
}
@media (prefers-color-scheme: dark){
  :root{ --bg:#14161c; --card:#1d2129; --ink:#e7e9ee; --muted:#9aa2b1;
    --line:#2a2f3a; --ok:#12341f; --ok-ink:#5fd08a; --err:#3a1c1c; --err-ink:#f19a95; }
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  background:var(--bg);color:var(--ink)}
a{color:var(--primary);text-decoration:none}
.muted{color:var(--muted)}
.small{font-size:.85rem}
code{background:rgba(127,127,127,.12);padding:1px 6px;border-radius:6px;font-size:.85em}

/* ── Sidebar layout ─────────────────────────────────────────── */
.sidebar{position:fixed;top:0;left:0;bottom:0;width:240px;z-index:20;
  display:flex;flex-direction:column;background:var(--card);
  border-right:1px solid var(--line);padding:16px 12px}
.brand{font-weight:700;font-size:1.05rem;padding:6px 10px 14px;display:flex;gap:8px;align-items:center}
.side-nav{display:flex;flex-direction:column;gap:2px;flex:1}
.side-nav a{display:flex;align-items:center;gap:10px;padding:11px 12px;border-radius:10px;
  color:var(--ink);font-weight:500;font-size:.95rem;transition:background .12s}
.side-nav a .ic{font-size:1.15rem;width:22px;text-align:center}
.side-nav a:hover{background:var(--bg)}
.side-nav a.active{background:var(--primary);color:var(--primary-ink)}
.side-foot{margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}
.lang-switch{display:flex;gap:4px;margin-bottom:10px}
.lang-switch a{flex:1;text-align:center;padding:6px 0;border:1px solid var(--line);border-radius:8px;
  font-size:.72rem;font-weight:600;color:var(--muted)}
.lang-switch a.active{background:var(--primary);color:var(--primary-ink);border-color:var(--primary)}
.side-logout{display:block;padding:10px 12px;border-radius:10px;color:var(--muted);font-weight:500}
.side-logout:hover{background:var(--bg)}

/* Content area (full width beside sidebar) */
body.has-sidebar .content{margin-left:240px;padding:24px 32px;max-width:1400px}
body.plain .content{max-width:420px;margin:0 auto;padding:8vh 16px 20px}
.content{min-height:100vh}
h1{font-size:1.5rem;margin:.2em 0 .4em}
h2{font-size:1.1rem;margin:0 0 .6em}

/* Cards */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px;margin-bottom:16px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:16px}
.stat{text-align:center}
.stat-num{font-size:2rem;font-weight:700}
.stat-num.income{color:var(--ok-ink)}
.stat-num.expense{color:var(--err-ink)}
.stat-label{color:var(--muted);font-size:.9rem}
.placeholder{opacity:.6}
.cards.two{grid-template-columns:1fr 1fr}
.page-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.right{text-align:right}
td.income,.income{color:var(--ok-ink)}
td.expense,.expense{color:var(--err-ink)}
select{padding:11px 12px;border:1px solid var(--line);border-radius:10px;
  background:var(--bg);color:var(--ink);font-size:1rem}
code.link{word-break:break-all}
.pill.ok{background:var(--ok);color:var(--ok-ink)}
.pill.err{background:var(--err);color:var(--err-ink)}
.pill.warn{background:#fdf3e0;color:#a9640a}
@media (prefers-color-scheme: dark){.pill.warn{background:#3a2e12;color:#e7b85f}}

/* Forms */
label{display:block;margin:.5em 0;font-size:.9rem;color:var(--muted)}
input{width:100%;padding:11px 12px;margin-top:4px;border:1px solid var(--line);
  border-radius:10px;background:var(--bg);color:var(--ink);font-size:1rem}
.btn{display:inline-block;padding:11px 16px;border:1px solid var(--line);
  border-radius:10px;background:var(--card);color:var(--ink);font-size:1rem;cursor:pointer}
.btn.primary{background:var(--primary);color:var(--primary-ink);border-color:var(--primary)}
.auth-card{max-width:380px;margin:8vh auto}
.row-form{display:flex;flex-wrap:wrap;gap:8px}
.row-form input{width:auto;flex:1;min-width:120px;margin-top:0}

/* Worker form: 2-колонкова сітка полів + чекбокси */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.grid2 .field{margin:0}
.field label{margin:.2em 0 0}
.field input,.field select{width:100%}
label.check{display:flex;align-items:center;gap:8px;margin:8px 0;color:var(--ink);font-size:.9rem;cursor:pointer}
label.check input{width:auto;margin:0}
.btn.small{padding:5px 9px;font-size:.8rem}
.table-wrap{overflow-x:auto}
.form-sub{font-size:.95rem;margin:16px 0 8px;color:var(--muted)}
.input-btn{display:flex;gap:6px;align-items:stretch}
.input-btn input{flex:1}
.input-btn .btn{white-space:nowrap}

/* Settings cards + chips */
.setting-card{display:block;cursor:pointer;color:var(--ink);
  transition:border-color .12s,transform .05s}
.setting-card:hover{border-color:var(--primary)}
.setting-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
.setting-head h2{margin:0}
.setting-summary{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.chip{background:var(--bg);border:1px solid var(--line);border-radius:20px;
  padding:3px 10px;font-size:.8rem;color:var(--ink)}

/* Modal (popup) */
body.modal-open{overflow:hidden}
.modal{position:fixed;inset:0;z-index:50;background:rgba(0,0,0,.5);
  display:flex;align-items:center;justify-content:center;padding:16px}
.modal[hidden]{display:none}
.modal-box{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  width:100%;max-width:640px;max-height:90vh;overflow-y:auto;padding:20px;
  box-shadow:0 20px 60px rgba(0,0,0,.3)}
.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.modal-head h2{margin:0}
.modal-x{background:none;border:none;font-size:1.3rem;cursor:pointer;color:var(--muted);padding:4px 8px}
.modal-foot{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}

/* Services (Booksy-style) */
.svc-tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:16px}
.svc-tabs a{padding:10px 16px;color:var(--muted);font-weight:600;border-bottom:2px solid transparent;margin-bottom:-1px}
.svc-tabs a.active{color:var(--ink);border-bottom-color:var(--primary)}
.svc-layout{display:flex;gap:16px;align-items:flex-start}
.svc-cats{width:230px;flex:0 0 230px;display:flex;flex-direction:column;gap:2px;padding:12px}
.svc-cats a{padding:9px 11px;border-radius:9px;color:var(--ink);font-size:.92rem}
.svc-cats a:hover{background:var(--bg)}
.svc-cats a.active{background:var(--primary);color:var(--primary-ink)}
.svc-cat-add{display:flex;gap:6px;margin-top:8px;border-top:1px solid var(--line);padding-top:10px}
.svc-cat-add input{margin:0}
.svc-main{flex:1;min-width:0}
.svc-main-head{display:flex;justify-content:flex-end;margin-bottom:10px}
.svc-tier-head{font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;
  color:var(--primary);border-left:3px solid var(--primary);padding:6px 10px;margin:14px 0 4px;background:var(--card)}
.svc-item{display:flex;align-items:center;gap:12px;width:100%;text-align:left;
  background:var(--card);border:none;border-bottom:1px solid var(--line);
  padding:12px 10px;cursor:pointer;color:var(--ink);font-size:.95rem}
.svc-item:hover{background:var(--bg)}
.si-name{flex:1;min-width:0;font-weight:500}
.si-desc{display:block;font-size:.78rem;color:var(--muted);font-weight:400;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:340px}
.si-dur{color:var(--muted);font-size:.85rem;white-space:nowrap}
.si-price{font-weight:600;white-space:nowrap;min-width:80px;text-align:right}
@media (max-width:720px){
  .svc-layout{flex-direction:column}
  .svc-cats{width:100%;flex:none;flex-direction:row;flex-wrap:wrap;overflow-x:auto}
}

/* POS terminal (station) */
.pos-search{width:100%;margin-bottom:10px}
.pos-tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:8px;
  max-height:280px;overflow-y:auto;margin-bottom:12px}
.pos-tile{border:1px solid var(--line);border-radius:12px;background:var(--card);
  padding:10px 8px;cursor:pointer;text-align:left;color:var(--ink);transition:border-color .1s}
.pos-tile:hover{border-color:var(--primary)}
.pos-tile .n{font-weight:600;font-size:.85rem;display:block;line-height:1.2}
.pos-tile .p{color:var(--muted);font-size:.8rem}
.pos-cart{border-top:1px dashed var(--line);padding-top:10px}
.pos-line{display:flex;align-items:center;gap:8px;padding:5px 0;font-size:.9rem}
.pos-line .ln{flex:1}
.pos-line .qtybtn{border:1px solid var(--line);background:var(--card);color:var(--ink);
  width:26px;height:26px;border-radius:7px;cursor:pointer;font-size:1rem;line-height:1}
.pos-line .lt{min-width:70px;text-align:right;font-weight:600}
.pos-line .rm{border:none;background:none;color:var(--err-ink);cursor:pointer;font-size:1rem}
.pos-total{display:flex;justify-content:space-between;font-size:1.15rem;font-weight:700;margin:10px 0}
.pos-opts{display:flex;flex-direction:column;gap:8px;margin:8px 0}
.pos-doc{display:flex;gap:6px}
.pos-doc label{flex:1;margin:0}
.pos-doc input{display:none}
.pos-doc span{display:block;text-align:center;padding:8px;border:1px solid var(--line);
  border-radius:9px;cursor:pointer;font-size:.9rem}
.pos-doc input:checked + span{background:var(--primary);color:var(--primary-ink);border-color:var(--primary)}
.pill.muted{background:var(--line);color:var(--muted)}
tr.row-off{opacity:.55}
.nowrap{white-space:nowrap}
@media (max-width:720px){.grid2{grid-template-columns:1fr}}

.flash{padding:10px 14px;border-radius:10px;margin-bottom:12px}
.flash.error,.flash.err{background:var(--err);color:var(--err-ink)}
.flash.ok{background:var(--ok);color:var(--ok-ink)}
.pill{background:var(--ok);color:var(--ok-ink);padding:1px 8px;border-radius:20px;font-size:.75rem}

/* Tables */
table.audit{width:100%;border-collapse:collapse;font-size:.9rem}
table.audit th,table.audit td{text-align:left;padding:8px 6px;border-bottom:1px solid var(--line)}
table.audit th{color:var(--muted);font-weight:600}

/* Station (mobile-first) */
.station{max-width:420px;margin:0 auto}
.station-card{text-align:center}
.code-input{text-align:center;font-size:1.6rem;letter-spacing:.15em;margin:14px 0}
.keypad{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.key{padding:18px;font-size:1.3rem;border:1px solid var(--line);border-radius:12px;
  background:var(--card);color:var(--ink);cursor:pointer}
.key.ok{background:var(--primary);color:#fff;border-color:var(--primary)}
.key.wide{color:var(--err-ink)}
.station-actions{margin-top:14px}
.who{margin:10px 0;padding:10px;border-radius:10px;font-weight:600}
.who.ok{background:var(--ok);color:var(--ok-ink)}
.who.err{background:var(--err);color:var(--err-ink)}

/* Sale panel (POS на станції) */
.sale-panel{margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);text-align:left}
.sale-panel h2{text-align:center}
.sale-account{width:100%;margin-bottom:10px}
.sale-panel input{margin-bottom:10px}
.wide-btn{width:100%}
.sale-msg{margin-top:10px;padding:10px;border-radius:10px;font-weight:600;text-align:center}
.sale-msg.ok{background:var(--ok);color:var(--ok-ink)}
.sale-msg.err{background:var(--err);color:var(--err-ink)}

/* HR */
.inline-form{display:flex;gap:4px;align-items:center}
.mini{width:80px;padding:6px 8px;margin:0;text-align:right}
.mini-btn{padding:6px 10px}
.shift-state{text-align:center;margin-bottom:10px;font-weight:600}
.estimate{margin-top:12px;padding:10px 12px;border:1px dashed var(--line);border-radius:10px;background:var(--bg)}
table.audit tfoot th{padding:8px 6px;border-top:2px solid var(--line)}

/* Mobile bottom nav */
.nav-mobile{display:none}
@media (max-width:860px){
  .sidebar{display:none}
  body.has-sidebar .content{margin-left:0;padding:16px 14px 84px;max-width:100%}
  .cards{grid-template-columns:1fr}
  .nav-mobile{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:20;
    background:var(--card);border-top:1px solid var(--line);
    padding:6px 0 calc(6px + env(safe-area-inset-bottom));overflow-x:auto}
  .nav-mobile a{flex:1 0 auto;min-width:60px;text-align:center;font-size:1.25rem;color:var(--ink);padding:2px 4px}
  .nav-mobile a span{display:block;font-size:.62rem;color:var(--muted)}
  .nav-mobile a.active{color:var(--primary)}
  .nav-mobile a.active span{color:var(--primary)}
}