/* ============================================================
   Bar & Restaurant POS — colorful, dynamic, light "AI-style" theme
   No external fonts/CDN (works offline on the local server).
   ============================================================ */
:root{
  --bg:#f5f6fd;
  --surface:#ffffff;
  --surface-2:#f1f3fb;
  --border:#e6e8f5;
  --text:#1e2233;
  --muted:#727a94;

  /* brand gradient */
  --g1:#6366f1;   /* indigo  */
  --g2:#8b5cf6;   /* violet  */
  --g3:#ec4899;   /* pink    */
  --grad:linear-gradient(135deg,var(--g1) 0%,var(--g2) 50%,var(--g3) 100%);
  --grad-soft:linear-gradient(135deg,#eef0ff 0%,#f6edff 55%,#ffeef7 100%);

  --accent:#6366f1;
  --accent-soft:#eef0ff;
  --teal:#14b8a6;
  --sky:#0ea5e9;
  --green:#22c55e;
  --amber:#f59e0b;
  --pink:#ec4899;
  --red:#ef4444;

  --radius:16px;
  --radius-sm:11px;
  --shadow:0 1px 2px rgba(30,34,60,.05), 0 10px 30px rgba(60,50,120,.07);
  --shadow-lg:0 12px 40px rgba(80,60,160,.16);
  --glow:0 6px 18px rgba(99,102,241,.35);
  --font:'Segoe UI',system-ui,-apple-system,'Noto Sans Devanagari',Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;color:var(--text);font-family:var(--font);font-size:15px;line-height:1.5;
  background:
    radial-gradient(900px 500px at 100% -5%, #ede9ff 0%, transparent 55%),
    radial-gradient(800px 500px at -10% 0%, #ffe9f4 0%, transparent 50%),
    var(--bg);
  min-height:100vh;
}
a{color:inherit;text-decoration:none}

/* ---------- Top bar ---------- */
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  background:rgba(255,255,255,.82);backdrop-filter:blur(12px);
  padding:12px 20px;border-bottom:1px solid var(--border);
  position:sticky;top:0;z-index:30;box-shadow:0 4px 20px rgba(70,60,140,.05)}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:17px;letter-spacing:.2px}
.brand span:last-child{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.logo{font-size:24px;filter:drop-shadow(0 3px 6px rgba(99,102,241,.35))}
.topbar-right{display:flex;align-items:center;gap:12px}
.user-chip{background:var(--grad-soft);padding:6px 13px;border-radius:999px;font-size:13px;color:#5b4b93;font-weight:600;border:1px solid #ece7ff}
.lang-switch{display:flex;background:var(--surface-2);border-radius:999px;padding:3px;border:1px solid var(--border)}
.lang-switch a{padding:5px 13px;border-radius:999px;font-size:13px;color:var(--muted);font-weight:600;transition:.2s}
.lang-switch a.active{background:var(--grad);color:#fff;box-shadow:var(--glow)}

/* ---------- Layout ---------- */
.layout{display:flex;min-height:calc(100vh - 58px)}
.sidebar{width:224px;padding:16px 12px;display:flex;flex-direction:column;gap:5px;
  background:rgba(255,255,255,.6);backdrop-filter:blur(6px);border-right:1px solid var(--border)}
.nav-link{display:flex;align-items:center;gap:11px;padding:11px 14px;border-radius:12px;
  color:var(--muted);font-weight:600;transition:.18s;position:relative}
.nav-link .nav-ico{font-size:17px;width:22px;text-align:center;filter:grayscale(.2)}
.nav-link:hover{background:var(--surface-2);color:var(--text);transform:translateX(2px)}
.nav-link.active{background:var(--grad);color:#fff;box-shadow:var(--glow)}
.nav-link.active .nav-ico{filter:none}
.content{flex:1;padding:26px;max-width:100%;animation:fadeUp .4s ease both}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* ---------- Headings ---------- */
h1{font-size:24px;margin:0 0 4px;font-weight:800;letter-spacing:.2px}
h2{font-size:17px;margin:0 0 14px;font-weight:700}
.page-head{margin-bottom:22px}
.page-head h1{background:linear-gradient(120deg,var(--text),#4b3fa8);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.page-head .sub{color:var(--muted);font-size:14px}

/* ---------- Cards ---------- */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:20px;margin-bottom:18px;transition:.2s;animation:fadeUp .45s ease both}
.grid{display:grid;gap:16px}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}

/* ---------- Stat tiles (colorful) ---------- */
.stat{position:relative;overflow:hidden;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;transition:.22s}
.stat:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.stat .label{color:var(--muted);font-size:13px;font-weight:600}
.stat .value{font-size:28px;font-weight:800;margin-top:8px;line-height:1}
.stat .ico{position:absolute;top:16px;right:16px;width:42px;height:42px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;font-size:20px;color:#fff}
.stat::after{content:"";position:absolute;left:0;top:0;bottom:0;width:5px}
.stat--indigo::after{background:linear-gradient(var(--g1),var(--g2))}
.stat--indigo .ico{background:linear-gradient(135deg,#6366f1,#8b5cf6)}
.stat--teal::after{background:linear-gradient(#14b8a6,#0ea5e9)}
.stat--teal .ico{background:linear-gradient(135deg,#14b8a6,#0ea5e9)}
.stat--amber::after{background:linear-gradient(#f59e0b,#f97316)}
.stat--amber .ico{background:linear-gradient(135deg,#f59e0b,#f97316)}
.stat--pink::after{background:linear-gradient(#ec4899,#8b5cf6)}
.stat--pink .ico{background:linear-gradient(135deg,#ec4899,#8b5cf6)}
.stat--green::after{background:linear-gradient(#22c55e,#14b8a6)}
.stat--green .ico{background:linear-gradient(135deg,#22c55e,#14b8a6)}

/* ---------- Table floor map ---------- */
.tables-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(128px,1fr));gap:15px}
.table-tile{position:relative;overflow:hidden;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);padding:18px 14px;text-align:center;cursor:pointer;
  transition:.2s;box-shadow:var(--shadow)}
.table-tile::before{content:"";position:absolute;left:0;right:0;top:0;height:5px}
.table-tile:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.table-tile .tno{font-size:22px;font-weight:800}
.table-tile .seats{color:var(--muted);font-size:12px;margin-top:2px}
.table-tile .st{font-size:12px;margin-top:10px;padding:4px 11px;border-radius:999px;display:inline-block;font-weight:700}
.table-tile.free::before{background:linear-gradient(90deg,#22c55e,#14b8a6)}
.table-tile.free .st{background:#e4f9ec;color:#15964a}
.table-tile.occupied::before{background:linear-gradient(90deg,#f59e0b,#f97316)}
.table-tile.occupied .st{background:#fef1dc;color:#c2660a}
.table-tile.reserved::before{background:linear-gradient(90deg,#6366f1,#8b5cf6)}
.table-tile.reserved .st{background:#ecebff;color:#5647d6}
.table-tile.billed::before{background:linear-gradient(90deg,#ef4444,#ec4899)}
.table-tile.billed .st{background:#fde6ea;color:#d12a4e}

/* ---------- Data tables ---------- */
table.data{width:100%;border-collapse:separate;border-spacing:0;background:var(--surface);
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--border)}
table.data th,table.data td{padding:12px 15px;text-align:left;border-bottom:1px solid var(--border)}
table.data th{background:var(--grad-soft);font-size:12px;color:#5b4b93;font-weight:700;
  text-transform:uppercase;letter-spacing:.4px}
table.data tr:last-child td{border-bottom:none}
table.data tbody tr{transition:.15s}
table.data tbody tr:hover{background:var(--surface-2)}
table.data td.num,table.data th.num{text-align:right}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;
  background:var(--grad);color:#fff;border:none;padding:11px 18px;border-radius:12px;
  font-size:14px;font-weight:700;cursor:pointer;font-family:inherit;
  box-shadow:var(--glow);transition:.18s;background-size:150% 150%}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(99,102,241,.45);background-position:100% 0}
.btn:active{transform:translateY(0)}
.btn-sm{padding:7px 13px;font-size:13px;border-radius:10px}
.btn-ghost{display:inline-flex;align-items:center;gap:6px;background:var(--surface);
  border:1.5px solid var(--border);color:#54607d;padding:9px 15px;border-radius:12px;
  font-weight:700;cursor:pointer;font-family:inherit;transition:.18s}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft);transform:translateY(-1px)}
.btn-green{background:linear-gradient(135deg,#22c55e,#14b8a6);box-shadow:0 6px 18px rgba(34,197,94,.35)}
.btn-green:hover{box-shadow:0 10px 26px rgba(34,197,94,.45)}
.btn-amber{background:linear-gradient(135deg,#f59e0b,#f97316);box-shadow:0 6px 18px rgba(245,158,11,.35)}

/* ---------- Forms ---------- */
label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px;font-weight:600}
input,select,textarea{width:100%;padding:11px 13px;border:1.5px solid var(--border);border-radius:12px;
  font-size:14px;font-family:inherit;background:var(--surface);color:var(--text);transition:.16s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);
  box-shadow:0 0 0 4px var(--accent-soft)}
.form-row{display:flex;gap:14px;flex-wrap:wrap;align-items:flex-end;margin-bottom:14px}
.form-row > div{flex:1;min-width:140px}

/* ---------- Badges ---------- */
.badge{display:inline-block;padding:4px 11px;border-radius:999px;font-size:12px;font-weight:700}
.badge.new{background:#ecebff;color:#5647d6}
.badge.preparing{background:#fef1dc;color:#c2660a}
.badge.ready{background:#e4f9ec;color:#15964a}
.right{text-align:right}
.muted{color:var(--muted)}
.pill-low{color:var(--red);font-weight:800}

/* ---------- Login ---------- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;position:relative;
  overflow:hidden;background:linear-gradient(135deg,#eef0ff,#f7edff 45%,#ffeef6)}
.login-wrap::before,.login-wrap::after{content:"";position:absolute;border-radius:50%;filter:blur(60px);opacity:.55;z-index:0}
.login-wrap::before{width:420px;height:420px;background:radial-gradient(circle,#8b5cf6,transparent 70%);top:-120px;left:-90px;animation:float1 9s ease-in-out infinite}
.login-wrap::after{width:460px;height:460px;background:radial-gradient(circle,#ec4899,transparent 70%);bottom:-140px;right:-110px;animation:float2 11s ease-in-out infinite}
@keyframes float1{0%,100%{transform:translate(0,0)}50%{transform:translate(40px,30px)}}
@keyframes float2{0%,100%{transform:translate(0,0)}50%{transform:translate(-40px,-30px)}}
.login-card{position:relative;z-index:1;background:rgba(255,255,255,.9);backdrop-filter:blur(16px);
  border:1px solid rgba(255,255,255,.6);border-radius:24px;box-shadow:var(--shadow-lg);
  padding:38px;width:370px;animation:popIn .5s cubic-bezier(.2,.8,.2,1) both}
@keyframes popIn{from{opacity:0;transform:translateY(16px) scale(.97)}to{opacity:1;transform:none}}
.login-card h1{text-align:center;margin-bottom:6px;font-size:22px}
.login-card h1{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.login-card .sub{text-align:center;color:var(--muted);margin-bottom:24px;font-size:14px}
.login-card .btn{width:100%;margin-top:10px;padding:13px}
.err{background:#fde6ea;color:#d12a4e;padding:11px 13px;border-radius:12px;font-size:13px;margin-bottom:14px;
  border:1px solid #f9cdd6}

/* ---------- Order builder ---------- */
.order-layout{display:grid;grid-template-columns:1fr 372px;gap:18px}
.item-btn{display:block;width:100%;text-align:left;background:var(--surface);border:1px solid var(--border);
  border-radius:12px;padding:12px;margin-bottom:8px;cursor:pointer;transition:.16s}
.item-btn:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:var(--shadow)}
.item-btn .p{color:var(--accent);font-weight:700}
.item-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:13px;margin:0;transition:.18s}
.item-card:hover{border-color:#d9d7ff;box-shadow:var(--shadow);transform:translateY(-2px)}
.item-card .item-name{font-weight:700}
.item-card .item-price{font-size:13px;margin:3px 0 11px}
.item-card .item-price .p{color:var(--accent);font-weight:800}
.add-row{display:flex;gap:7px;align-items:center;flex-wrap:wrap}
.qty-input{width:60px;padding:8px;text-align:center;font-weight:700}
.add-row .btn,.add-row .btn-ghost{padding:8px 12px}

/* ---------- Print ---------- */
@media print{
  .topbar,.sidebar,.no-print{display:none!important}
  .layout,.content{display:block;padding:0;animation:none}
  body{background:#fff}
  .bill{width:80mm;margin:0 auto;box-shadow:none;border:none}
}

/* ---------- Responsive ---------- */
@media (max-width:1000px){
  .order-layout{grid-template-columns:1fr}
  .grid.cols-4{grid-template-columns:repeat(2,1fr)}
  .grid.cols-3{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:720px){
  .layout{flex-direction:column}
  .sidebar{width:100%;flex-direction:row;overflow-x:auto;gap:6px;padding:10px 12px;
    border-right:none;border-bottom:1px solid var(--border);position:sticky;top:58px;z-index:20;
    -webkit-overflow-scrolling:touch}
  .sidebar::-webkit-scrollbar{height:0}
  .nav-link{white-space:nowrap;padding:9px 13px}
  .nav-link:hover{transform:none}
  .content{padding:16px}
  h1{font-size:21px}
}
@media (max-width:520px){
  .topbar{padding:10px 14px}
  .brand span:last-child{max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .grid.cols-4,.grid.cols-3,.grid.cols-2{grid-template-columns:1fr}
  .user-chip{display:none}
  .login-card{width:92%;padding:28px 22px}
  .form-row{gap:10px}
  .form-row > div{min-width:100%}
  .tables-grid{grid-template-columns:repeat(2,1fr)}
  .btn,.btn-ghost{width:100%}
  .add-row .btn,.add-row .btn-ghost{width:auto}
}