:root{
  --ink:#16324f; --ink-2:#1f4467; --teal:#0f766e; --teal-2:#0d9488;
  --bg:#f4f6f8; --card:#fff; --line:#e3e7ec; --text:#1f2937; --muted:#6b7280;
  --red:#b91c1c; --red-bg:#fef2f2; --amber:#b45309; --amber-bg:#fffbeb;
  --green:#047857; --green-bg:#ecfdf5; --blue-bg:#eff6ff; --blue:#1d4ed8;
  --radius:10px;
}
*{box-sizing:border-box}
html,body{margin:0}
body{font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--text);background:var(--bg)}
a{color:var(--teal)}
h2{font-size:18px;margin:0 0 12px}
h3{font-size:15px;margin:0 0 10px}
small,.muted{color:var(--muted)}

/* ---------- Layout ---------- */
.layout{display:flex;min-height:100vh}
.sidebar{width:240px;flex:0 0 240px;background:var(--ink);color:#cfdbe8;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;overflow-y:auto}
.brand{display:flex;align-items:center;gap:10px;padding:18px 16px}
.brand strong{display:block;color:#fff;font-size:15px;line-height:1.2}
.brand small{color:#9fb3c8;font-size:12px}
.brand.center{justify-content:center;margin-bottom:18px}
.brand.center strong{color:var(--ink)}
.brand.center small{color:var(--muted)}
.logo{width:36px;height:36px;border-radius:9px;background:var(--teal-2);color:#fff;display:grid;place-items:center;font-weight:800;font-size:18px}
.sidebar nav{flex:1;padding:4px 8px}
.sidebar a{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:8px;color:#cfdbe8;text-decoration:none;font-size:14px}
.sidebar a:hover{background:var(--ink-2);color:#fff}
.sidebar a.active{background:var(--teal);color:#fff}
.ico svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;display:block}
.nav-h{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#7f97b0;padding:14px 10px 4px}
.badge{margin-left:auto;background:#ef4444;color:#fff;border-radius:999px;font-size:11px;font-weight:700;padding:1px 7px}
.me{border-top:1px solid var(--ink-2);padding:12px 8px}
.me>div{padding:0 10px 8px}
.me strong{display:block;color:#fff;font-size:14px}
.me small{color:#9fb3c8}
.main{flex:1;min-width:0}
.topbar{background:#fff;border-bottom:1px solid var(--line);padding:14px 24px;display:flex;align-items:center;gap:12px;position:sticky;top:0;z-index:5}
.topbar h1{font-size:19px;margin:0}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:8px;font-size:18px;padding:4px 10px;cursor:pointer}
.content{padding:22px 24px 40px;max-width:1300px}
.scrim{display:none}

/* ---------- Auth pages ---------- */
.auth-wrap{min-height:100vh;display:grid;place-items:center;padding:20px;background:linear-gradient(160deg,#16324f 0%,#0f766e 100%)}
.auth-card{background:#fff;border-radius:14px;padding:28px;width:100%;max-width:420px;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.auth-card h2{text-align:center}
.auth-links{text-align:center;font-size:14px;margin-top:16px}
.auth-links a{text-decoration:none}

/* ---------- Cards / grid ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;margin-bottom:18px}
.card-head{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:12px}
.card-head h2{margin:0}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)} .g3{grid-template-columns:repeat(3,1fr)} .g4{grid-template-columns:repeat(4,1fr)}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.stat .lbl{font-size:13px;color:var(--muted)}
.stat .val{font-size:24px;font-weight:700;margin-top:2px}
.stat.warn{border-left:4px solid var(--red)}
.stat.ok{border-left:4px solid var(--teal)}

/* ---------- Notice board ---------- */
.notice{border:1px solid #fecaca;background:var(--red-bg);border-radius:var(--radius);padding:0;overflow:hidden;margin-bottom:18px}
.notice-head{background:#fee2e2;color:var(--red);font-weight:700;padding:10px 16px;display:flex;align-items:center;gap:8px;justify-content:space-between}
.notice-item{display:flex;align-items:center;gap:12px;padding:10px 16px;border-top:1px solid #fecaca;flex-wrap:wrap}
.notice-item .what{flex:1;min-width:200px}
.notice-item .what strong{display:block}
.notice.clear{border-color:#a7f3d0;background:var(--green-bg)}
.notice.clear .notice-head{background:#d1fae5;color:var(--green)}

/* ---------- Forms ---------- */
label{display:block;font-size:13px;font-weight:600;margin-bottom:4px}
.field{margin-bottom:14px}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=date],input[type=month],input[type=tel],input[type=search],select,textarea{
  width:100%;padding:9px 11px;border:1px solid #cbd2da;border-radius:8px;font:inherit;background:#fff;color:inherit}
input:focus,select:focus,textarea:focus{outline:2px solid #99f6e4;border-color:var(--teal)}
textarea{min-height:70px;resize:vertical}
/* iPhone/Safari: date boxes otherwise ignore the width and stick out of the card */
input[type=date],input[type=month]{-webkit-appearance:none;appearance:none;display:block;width:100%;max-width:100%;min-width:0;box-sizing:border-box;text-align:left}
input[type=date]::-webkit-date-and-time-value,input[type=month]::-webkit-date-and-time-value{text-align:left;margin:0}
.hint{font-size:12px;color:var(--muted);margin-top:3px}
.err{font-size:12px;color:var(--red);margin-top:3px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.row3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.filters{display:flex;flex-wrap:wrap;gap:10px;align-items:flex-end}
.filters .f{min-width:140px;flex:1}
.filters .f.sm{flex:0 0 130px;min-width:120px}
.checkbox{display:flex;align-items:center;gap:6px;font-weight:500;font-size:14px}
.checkbox input{width:auto}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:6px;justify-content:center;border:1px solid transparent;border-radius:8px;padding:9px 15px;font-family:inherit;font-size:15px;font-weight:600;line-height:1.2;cursor:pointer;text-decoration:none;background:var(--teal);color:#fff;white-space:nowrap}
.btn:hover{background:var(--teal-2)}
.btn.block{width:100%}
.btn.sec{background:#fff;color:var(--text);border-color:#cbd2da}
.btn.sec:hover{background:#f3f4f6}
.btn.danger{background:var(--red)}
.btn.danger:hover{background:#991b1b}
.btn.sm{padding:5px 10px;font-size:13px}
.btn.xs{padding:3px 8px;font-size:12px}
.btn-row{display:flex;gap:8px;flex-wrap:wrap}
form.inline{display:inline}

/* ---------- Tables ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{padding:9px 12px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
th{background:#f8fafc;font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);white-space:nowrap}
tr:last-child td{border-bottom:none}
tbody tr:hover{background:#fafcfd}
td.num,th.num{text-align:right;white-space:nowrap}
tfoot td{font-weight:700;background:#f8fafc;border-top:2px solid var(--line)}
.empty{text-align:center;color:var(--muted);padding:28px}

/* ---------- Pills / alerts ---------- */
.pill{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600}
.pill.in{background:var(--green-bg);color:var(--green)}
.pill.out{background:var(--blue-bg);color:var(--blue)}
.pill.low{background:var(--red-bg);color:var(--red)}
.pill.ok{background:var(--green-bg);color:var(--green)}
.pill.muted{background:#f3f4f6;color:var(--muted)}
.pill.warn{background:var(--amber-bg);color:var(--amber)}
.alert{padding:11px 14px;border-radius:8px;margin-bottom:14px;font-size:14px;border:1px solid}
.alert-success{background:var(--green-bg);color:var(--green);border-color:#a7f3d0}
.alert-error{background:var(--red-bg);color:var(--red);border-color:#fecaca}
.alert-info{background:var(--blue-bg);color:var(--blue);border-color:#bfdbfe}
.alert-warning{background:var(--amber-bg);color:var(--amber);border-color:#fde68a}
.stock-info{background:#f8fafc;border:1px dashed #cbd2da;border-radius:8px;padding:10px 12px;font-size:14px;margin-bottom:14px}
details.add summary{cursor:pointer;font-weight:600;color:var(--teal);list-style:none}
details.add summary::-webkit-details-marker{display:none}
.pager{display:flex;gap:14px;align-items:center;justify-content:center;margin-top:14px;font-size:14px}
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:14px}
.tabs a{padding:7px 14px;border-radius:999px;border:1px solid var(--line);background:#fff;text-decoration:none;color:var(--text);font-size:14px}
.tabs a.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.print-only{display:none}

/* Live matching-items list under a text box */
.matches{border:1px solid var(--line);border-radius:8px;margin-top:6px;background:#fff;max-height:280px;overflow-y:auto}
.matches .m-head{font-size:12px;color:var(--muted);padding:6px 10px;background:#f8fafc}
.matches a{display:block;padding:7px 10px;border-top:1px solid var(--line);text-decoration:none;color:var(--text);font-size:14px}
.matches a:hover{background:#f0fdfa}
.matches strong{color:var(--teal)}
.btn:disabled{cursor:not-allowed}

/* ---------- Responsive ---------- */
@media (max-width:1000px){ .g4{grid-template-columns:repeat(2,1fr)} .g3{grid-template-columns:1fr 1fr} }
@media (max-width:820px){
  .sidebar{position:fixed;left:-260px;z-index:20;transition:left .2s}
  .sidebar.open{left:0}
  .scrim.show{display:block;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:15}
  .menu-btn{display:block}
  .content{padding:16px}
  .topbar{padding:12px 16px}
  .row,.row3,.g2,.g3{grid-template-columns:1fr}
}
@media (max-width:480px){ .g4{grid-template-columns:1fr 1fr} .stat .val{font-size:20px} }

/* ---------- Print ---------- */
/* Reports print on A4 with only a page number at the bottom.
   Giving the page its own margin boxes replaces the browser's date / title / web address lines. */
@page{
  size:A4 portrait;
  margin:12mm 11mm 14mm;
  @top-left{content:""} @top-center{content:""} @top-right{content:""}
  @bottom-left{content:""} @bottom-right{content:""}
  @bottom-center{content:"Page " counter(page) " of " counter(pages);font-family:Arial,Helvetica,sans-serif;font-size:9pt;color:#6b7280}
}
.rp-head{border-bottom:3px solid var(--teal);padding-bottom:10px;margin-bottom:14px}
@media print{
  .rp-head{display:flex!important;justify-content:space-between;align-items:center;gap:16px}
  .rp-left{display:flex;align-items:center;gap:12px}
  .rp-logo{max-height:56px;max-width:150px;object-fit:contain}
  .rp-shop{font-size:18px;font-weight:800;color:#111}
  .rp-addr{font-size:11px;color:#555}
  .rp-right{text-align:right}
  .rp-title{font-size:20px;font-weight:800;color:var(--teal);letter-spacing:.2px}
  .rp-period{font-size:12px;font-weight:600}
  .rp-date{font-size:10px;color:#666}
  /* keep boxes side by side on paper (the screen layout would stack them on narrow widths) */
  .grid.g2{grid-template-columns:repeat(2,1fr)!important}
  .grid.g3{grid-template-columns:repeat(3,1fr)!important}
  .grid.g4{grid-template-columns:repeat(4,1fr)!important}
  .row{grid-template-columns:1fr 1fr!important}
  .row3{grid-template-columns:repeat(3,1fr)!important}
  .stat{padding:10px 12px}
  .stat .val{font-size:17px!important}
  .content > h1:first-child{display:none}
  body{background:#fff;font-size:12px}
  .sidebar,.topbar,.no-print,.filters,.pager,.tabs,.btn{display:none!important}
  .content{padding:0;max-width:none}
  .card,.table-wrap{border:none;padding:0}
  .print-only{display:block}
  th{background:#eee!important;-webkit-print-color-adjust:exact;print-color-adjust:exact}
  th,td{padding:5px 6px}
}