/* Part 2: login, POS, invoice, docs, watermark, guard, print, responsive */

/* Login */
.login-wrap{min-height:100vh;display:grid;place-items:center;background:radial-gradient(1000px 500px at 20% -10%,rgba(212,160,23,.16),transparent),linear-gradient(160deg,var(--wood-950),var(--wood-900) 55%,var(--wood-800));padding:20px}
.login-card{width:400px;max-width:94vw;background:#fffdf8;border-radius:20px;box-shadow:0 30px 80px rgba(0,0,0,.45);overflow:hidden}
.login-head{background:linear-gradient(135deg,var(--wood-900),var(--wood-700));color:#f5ead0;padding:26px 26px 20px;text-align:center}
.login-head .logo{width:56px;height:56px;margin:0 auto 10px;border-radius:16px;background:linear-gradient(135deg,var(--amber),#8b5e34);display:grid;place-items:center;color:#fff}
.login-head b{font-size:17px;display:block}
.login-head small{color:#cdbd93;font-size:12px}
.login-body{padding:24px 26px 26px}
.login-body .btn{width:100%;justify-content:center;padding:11px;font-size:14.5px;margin-top:4px}
.demo-box{margin-top:16px;border:1px dashed var(--amber-line);background:#fdf8ec;border-radius:12px;padding:10px 14px;font-size:12px;color:var(--muted);text-align:center}
.login-foot{padding:0 26px 22px;text-align:center;font-size:11px;color:var(--muted);display:flex;gap:6px;justify-content:center;align-items:center}

/* POS */
.pos-grid{display:grid;grid-template-columns:1fr 380px;gap:16px;align-items:start}
.prod-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
.prod{background:#fff;border:1.5px solid var(--line);border-radius:12px;padding:12px;cursor:pointer;transition:.12s;user-select:none}
.prod:hover{border-color:var(--amber);transform:translateY(-2px);box-shadow:var(--shadow)}
.prod .ic{width:34px;height:34px;border-radius:9px;background:var(--amber-soft);color:var(--amber-2);display:grid;place-items:center;margin-bottom:8px}
.prod b{font-size:12.5px;display:block;line-height:1.4;min-height:35px}
.prod .pr{color:var(--amber-2);font-weight:700;font-size:14px}
.prod small{color:var(--muted);font-size:10.5px;display:block}
.prod.out{opacity:.45;pointer-events:none}
.cat-tabs{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:12px}
.cat-tabs button{border:1px solid var(--amber-line);background:#fff;border-radius:99px;padding:5px 14px;font-size:12.5px;cursor:pointer;color:var(--wood-700)}
.cat-tabs button.on{background:linear-gradient(135deg,var(--amber),var(--amber-2));color:#fff;border-color:transparent;font-weight:600}
.cart-box{position:sticky;top:66px}
.cart-items{max-height:300px;overflow-y:auto;margin:0 -6px;padding:0 6px}
.citem{display:flex;gap:8px;align-items:center;padding:8px 0;border-bottom:1px dashed var(--line);font-size:12.5px}
.citem b{flex:1;font-weight:600;line-height:1.35}
.citem .q{display:flex;gap:5px;align-items:center}
.citem .q button{width:22px;height:22px;border-radius:6px;border:1px solid var(--amber-line);background:#fff;cursor:pointer;line-height:1}
.citem .del{color:var(--bad);cursor:pointer;background:none;border:none}
.tot-line{display:flex;justify-content:space-between;font-size:13px;padding:3.5px 0;color:var(--wood-700)}
.tot-line.grand{font-size:17px;font-weight:800;color:var(--wood-900);border-top:2px solid var(--line);margin-top:6px;padding-top:9px}
.tot-line.khr{color:var(--amber-2);font-weight:700}
.pay-methods{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin:10px 0}
.pay-methods label{border:1.5px solid var(--line);border-radius:9px;padding:7px 4px;text-align:center;font-size:11px;cursor:pointer;background:#fff}
.pay-methods input{display:none}
.pay-methods label.on{border-color:var(--amber);background:var(--amber-soft);font-weight:700}

/* Invoice */
.inv-sheet{max-width:720px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:16px;padding:34px;box-shadow:var(--shadow)}
.inv-head{display:flex;justify-content:space-between;gap:16px;border-bottom:3px solid var(--wood-900);padding-bottom:16px;margin-bottom:16px}
.inv-head .logo{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,var(--amber),#8b5e34);display:grid;place-items:center;color:#fff}
.inv-title{font-size:21px;font-weight:800;color:var(--wood-900);letter-spacing:.06em}
.inv-meta{font-size:12.5px;color:var(--muted);line-height:1.8}
.inv-tot{margin-left:auto;width:280px}
.stamp{border:2.5px solid var(--ok);color:var(--ok);border-radius:10px;display:inline-block;padding:3px 16px;font-weight:800;transform:rotate(-6deg);letter-spacing:.15em;text-transform:uppercase}

/* Docs */
.doc-nav{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.doc-nav a{border:1px solid var(--amber-line);background:#fff;border-radius:99px;padding:6px 16px;font-size:13px;color:var(--wood-700);font-weight:600}
.doc-nav a.on{background:linear-gradient(135deg,var(--amber),var(--amber-2));color:#fff;border-color:transparent}
.doc h2{font-size:17px;color:var(--wood-900);margin:22px 0 10px;display:flex;gap:9px;align-items:center}
.doc h4{font-size:14px;margin:16px 0 7px;color:var(--wood-800)}
.doc p,.doc li{font-size:13.5px;color:#4c4232}
.doc ul,.doc ol{padding-left:22px;margin:7px 0}
.doc code{background:#f4eddc;border:1px solid var(--amber-line);border-radius:6px;padding:1px 7px;font-size:12.5px;font-family:ui-monospace,Menlo,monospace}
.doc pre{background:var(--wood-950);color:#f0e3bd;border-radius:12px;padding:15px 18px;font-size:12.5px;overflow-x:auto;margin:10px 0;font-family:ui-monospace,Menlo,monospace;line-height:1.7}
.doc table{width:100%;border-collapse:collapse;font-size:13px;margin:10px 0}
.doc th{background:var(--wood-900);color:#f2e6c8;padding:8px 12px;text-align:left;font-size:12px}
.doc td{border:1px solid var(--line);padding:7.5px 12px}
.callout{border-left:4px solid var(--amber);background:#fdf7e7;border-radius:0 12px 12px 0;padding:12px 16px;font-size:13px;margin:12px 0}
.callout.red{border-color:var(--bad);background:var(--bad-bg)}

/* Watermark + guard */
.fss-wm{position:fixed;inset:0;pointer-events:none;z-index:9998;overflow:hidden;opacity:.055;display:flex;flex-wrap:wrap;align-content:space-around;justify-content:space-around;gap:70px}
.fss-wm span{transform:rotate(-24deg);font-size:15px;font-weight:700;color:var(--wood-900);white-space:nowrap}
body.fss-hide .shell,body.fss-hide .login-wrap,body.fss-hide .inv-sheet{filter:blur(26px);pointer-events:none}
.fss-cover{position:fixed;inset:0;z-index:9999;background:rgba(26,18,8,.97);display:none;place-items:center;color:#f0d489;text-align:center;padding:30px;font-size:15px}
body.fss-hide .fss-cover{display:grid}
.fss-cover .ic{margin-bottom:12px}

/* Print control: default = blocked. Pages with body.print-ok are allowed. */
@media print{
  body:not(.print-ok) *{display:none !important}
  body:not(.print-ok)::before{content:'Printing disabled by Owner policy';font-size:20px;display:block;padding:60px}
  body.print-ok .sidebar,body.print-ok .topbar,body.print-ok .no-print,body.print-ok .fss-wm{display:none !important}
  body.print-ok .main{margin:0}
  body.print-ok .inv-sheet{box-shadow:none;border:none}
}

/* Responsive */
@media (max-width:1100px){.g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(2,1fr)}.pos-grid{grid-template-columns:1fr}.cart-box{position:static}}
@media (max-width:760px){
  .sidebar{transform:translateX(-100%);transition:.2s}
  body.side-open .sidebar{transform:none}
  .main{margin-left:0}
  .g4,.g3,.g2,.fgrid{grid-template-columns:1fr}
  .content{padding:16px 14px 50px}
  .topbar{padding:10px 14px}
  .burger{display:inline-flex !important}
}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:9px;padding:6px 9px;cursor:pointer;color:var(--wood-700)}

/* Badge + pager classes used by PHP helpers badge()/pager() */
.bdg{display:inline-flex;align-items:center;gap:5px;padding:2.5px 10px;border-radius:99px;font-size:11.5px;font-weight:600;background:#f1ece0;color:var(--muted)}
.bdg.ok{background:var(--ok-bg);color:var(--ok)}
.bdg.warn{background:var(--warn-bg);color:var(--warn)}
.bdg.bad{background:var(--bad-bg);color:var(--bad)}
.bdg.info{background:var(--info-bg);color:var(--info)}
.pager .pg{padding:5px 12px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--muted)}
.pager .pg.on{background:linear-gradient(135deg,var(--amber),var(--amber-2));color:#fff;border-color:transparent;font-weight:700}