@import url('https://fonts.googleapis.com/css2?family=Almarai:wght@400;700;800&family=IBM+Plex+Sans+Arabic:wght@400;500;600&family=IBM+Plex+Mono:wght@500;600&display=swap');

:root{
  --ink:#1B2430;
  --surface:#232C3B;
  --surface-2:#2B3547;
  --paper:#EDEEE8;
  --paper-dim:#B7BEC9;
  --amber:#E8A33D;
  --sage:#7A9A6F;
  --brick:#C1554A;
  --line:#3A4457;
  --radius:14px;
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:var(--ink);
  color:var(--paper);
  font-family:'IBM Plex Sans Arabic', sans-serif;
  min-height:100vh;
  padding-bottom:96px;
}
h1,h2,h3,.display{
  font-family:'Almarai', sans-serif;
  font-weight:800;
  letter-spacing:.2px;
}
.num{
  font-family:'IBM Plex Mono', monospace;
  font-variant-numeric: tabular-nums;
  direction:ltr;
  unicode-bidi: isolate;
}

/* Header */
.topbar{
  padding:28px 20px 18px;
  border-bottom:1px solid var(--line);
  display:flex;
  flex-direction:column;
  gap:4px;
}
.topbar .tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--amber);
  font-size:12px;
  font-weight:600;
  letter-spacing:1px;
}
.topbar h1{font-size:22px;margin:2px 0 0;color:var(--paper);}
.topbar p{margin:2px 0 0;color:var(--paper-dim);font-size:13px;}

/* Grid of stock cards */
.grid{
  padding:20px;
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(150px,1fr));
  gap:14px;
}
.card{
  position:relative;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:16px 14px 14px;
  overflow:hidden;
}
.card::before{
  /* hole punch */
  content:"";
  position:absolute;
  top:12px;
  left:12px;
  width:10px;height:10px;
  background:var(--ink);
  border-radius:50%;
  box-shadow: inset 0 0 0 1px var(--line);
}
.card::after{
  /* serrated bottom edge, tag feel */
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:8px;
  background:
    radial-gradient(circle at 6px 0, transparent 5px, var(--ink) 5.5px) repeat-x;
  background-size:12px 8px;
  opacity:.9;
}
.card .name{
  font-size:15px;
  font-weight:600;
  margin:8px 0 10px;
  color:var(--paper);
}
.card .qty{
  font-size:28px;
  font-weight:600;
  color:var(--paper);
}
.card .unit{
  font-size:12px;
  color:var(--paper-dim);
  margin-inline-start:4px;
}
.card .status{
  margin-top:10px;
  display:inline-block;
  font-size:11px;
  font-weight:600;
  padding:3px 9px;
  border-radius:20px;
}
.status.ok{background:rgba(122,154,111,.18);color:var(--sage);}
.status.low{background:rgba(193,85,74,.2);color:var(--brick);}

.empty{
  color:var(--paper-dim);
  padding:40px 20px;
  text-align:center;
  font-size:14px;
}

/* Bottom action bar */
.actionbar{
  position:fixed;
  bottom:0;left:0;right:0;
  display:flex;
  gap:10px;
  padding:12px 16px calc(12px + env(safe-area-inset-bottom));
  background:linear-gradient(180deg, transparent, var(--ink) 30%);
  backdrop-filter: blur(6px);
}
.btn{
  flex:1;
  border:none;
  border-radius:12px;
  padding:14px 10px;
  font-family:'IBM Plex Sans Arabic', sans-serif;
  font-weight:600;
  font-size:14px;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:6px;
  transition:transform .12s ease, opacity .12s ease;
}
.btn:active{transform:scale(.97);}
.btn-primary{background:var(--amber);color:var(--ink);}
.btn-secondary{background:var(--surface-2);color:var(--paper);border:1px solid var(--line);}
.btn-ghost{background:transparent;color:var(--paper-dim);border:1px solid var(--line);}
.btn-full{width:100%;}
.btn-danger{background:var(--brick);color:#fff;}
.btn:disabled{opacity:.5;cursor:not-allowed;}

/* Modal */
.overlay{
  position:fixed;inset:0;
  background:rgba(0,0,0,.55);
  display:none;
  align-items:flex-end;
  justify-content:center;
  z-index:50;
}
.overlay.open{display:flex;}
.sheet{
  background:var(--surface);
  width:100%;
  max-width:480px;
  border-radius:20px 20px 0 0;
  padding:22px 20px calc(22px + env(safe-area-inset-bottom));
  border-top:1px solid var(--line);
  animation:up .18s ease-out;
}
@keyframes up{from{transform:translateY(16px);opacity:0;}to{transform:translateY(0);opacity:1;}}
.sheet h2{font-size:17px;margin:0 0 16px;color:var(--paper);}
.field{margin-bottom:14px;}
.field label{
  display:block;
  font-size:12px;
  color:var(--paper-dim);
  margin-bottom:6px;
  font-weight:600;
}
select,input,textarea{
  width:100%;
  background:var(--ink);
  border:1px solid var(--line);
  border-radius:10px;
  padding:12px 12px;
  color:var(--paper);
  font-family:'IBM Plex Sans Arabic', sans-serif;
  font-size:16px;
}
select:focus,input:focus,textarea:focus{outline:2px solid var(--amber);outline-offset:1px;}
.row{display:flex;gap:10px;}
.row > *{flex:1;}
.hint{font-size:12px;color:var(--paper-dim);margin-top:6px;}
.error{color:var(--brick);font-size:13px;margin-top:8px;}

/* Table (log page) */
table{width:100%;border-collapse:collapse;}
th,td{
  padding:12px 10px;
  text-align:right;
  border-bottom:1px solid var(--line);
  font-size:13px;
}
th{color:var(--paper-dim);font-weight:600;font-size:12px;}
td.num{font-size:14px;}

.tabs{
  display:flex;
  gap:6px;
  margin-bottom:16px;
  border-bottom:1px solid var(--line);
}
.tab{
  padding:10px 4px;
  color:var(--paper-dim);
  text-decoration:none;
  font-size:14px;
  font-weight:600;
  border-bottom:2px solid transparent;
  margin-bottom:-1px;
}
.tab.active{
  color:var(--amber);
  border-bottom-color:var(--amber);
}

.filters{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:16px;
  padding:14px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
}
.filters .field{flex:1;min-width:130px;margin-bottom:0;}
.filters .reset{
  align-self:flex-end;
}
.summary-bar{
  display:flex;
  justify-content:space-between;
  align-items:center;
  font-size:12px;
  color:var(--paper-dim);
  margin-bottom:10px;
}

.container{padding:20px;max-width:720px;margin:0 auto;}
.back-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--paper-dim);font-size:13px;text-decoration:none;
  margin-bottom:14px;
}

.lock-screen{
  min-height:70vh;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:14px;
  padding:20px;
  text-align:center;
}
.lock-screen .icon{font-size:32px;}
.lock-screen input{max-width:260px;text-align:center;}

.toast{
  position:fixed;
  top:16px;left:50%;transform:translateX(-50%);
  background:var(--surface-2);
  border:1px solid var(--line);
  color:var(--paper);
  padding:10px 18px;
  border-radius:10px;
  font-size:13px;
  z-index:80;
  opacity:0;
  pointer-events:none;
  transition:opacity .2s ease, transform .2s ease;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(6px);}