:root{
  --bg:#f3f5f8; --panel:#fff; --ink:#1b2430; --muted:#6b7686; --line:#dfe4ea; --brand:#1f4e79; --brand2:#2d6aa3;
  --soft:#f4f6f9; --soft2:#f7f9fc; --hover:#fafbfd; --line-soft:#eef1f4; --input-line:#c9d1db; --btn-hover:#f0f3f7; --chip:#eef1f5; --select:#e8f1fc; --done-bg:#f0faf3;
  --side:#14263b; --side-hover:#1b3149; --side-active:#1f3a57; --side-line:#22384f; --side-ink:#cfd8e3; --side-muted:#7f93a8; --accent:#5aa9ff;
  --red:#d62828; --red-bg:#fde8e8; --blue:#1d6fd8; --blue-bg:#e3effd; --green:#1f9d55; --green-bg:#e3f6ea;
  --yellow:#e0a800; --yellow-bg:#fff6d6; --radius:8px; --shadow:0 1px 3px rgba(20,30,50,.08),0 4px 14px rgba(20,30,50,.05);
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif; font-size:14px; color:var(--ink);
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg)}
a{color:var(--brand2)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3{margin:0 0 12px} h2{font-size:20px} h3{font-size:16px}
.hidden{display:none!important}

/* layout */
.shell{display:flex;min-height:100vh}
.side{width:220px;background:var(--side);color:var(--side-ink);display:flex;flex-direction:column;position:sticky;top:0;height:100vh;flex-shrink:0}
.side .logo{padding:16px;font-weight:700;color:#fff;font-size:17px;border-bottom:1px solid var(--side-line)}
.side .logo small{display:block;font-weight:400;font-size:11px;color:var(--side-muted);margin-top:2px}
.side nav{flex:1;overflow:auto;padding:8px 0}
.side nav a{display:flex;gap:10px;align-items:center;padding:9px 18px;color:var(--side-ink);text-decoration:none;border-left:3px solid transparent}
.side nav a:hover{background:var(--side-hover)}
.side nav a.active{background:var(--side-active);color:#fff;border-left-color:var(--accent)}
.side nav .sec{padding:12px 18px 4px;font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--side-muted)}
.side .foot{padding:10px 16px;font-size:11px;color:var(--side-muted);border-top:1px solid var(--side-line)}
.main{flex:1;min-width:0;display:flex;flex-direction:column}
.top{background:var(--panel);border-bottom:1px solid var(--line);padding:10px 20px;display:flex;align-items:center;gap:12px;position:sticky;top:0;z-index:20}
.top .title{font-weight:600;font-size:16px;flex:1}
.top .user{color:var(--muted);font-size:13px}
.content{padding:20px;flex:1}
.footer-brand{text-align:center;color:var(--muted);font-size:12px;padding:12px}
.menu-btn{display:none;background:none;border:0;font-size:22px;cursor:pointer}

/* panels */
.card{background:var(--panel);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px;margin-bottom:16px}
.grid{display:grid;gap:12px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}.g3{grid-template-columns:repeat(3,minmax(0,1fr))}.g4{grid-template-columns:repeat(4,minmax(0,1fr))}.g6{grid-template-columns:repeat(6,minmax(0,1fr))}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.spacer{flex:1}

/* forms */
label.f{display:flex;flex-direction:column;gap:4px;font-size:12px;color:var(--muted);font-weight:600}
label.f.req>span::after{content:" *";color:var(--red)}
input,select,textarea{border:1px solid var(--input-line);border-radius:6px;padding:7px 9px;background:var(--panel);min-width:0;width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid #9cc4f0;border-color:var(--brand2)}
input[type=checkbox]{width:auto}
textarea{min-height:60px;resize:vertical}
.btn{border:1px solid var(--input-line);background:var(--panel);border-radius:6px;padding:7px 14px;cursor:pointer;white-space:nowrap;display:inline-flex;gap:6px;align-items:center;text-decoration:none;color:var(--ink)}
.btn:hover{background:var(--btn-hover)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn.primary:hover{background:var(--brand2)}
.btn.danger{color:var(--red);border-color:#f0b4b4}.btn.danger:hover{background:var(--red-bg)}
.btn.ok{background:var(--green);border-color:var(--green);color:#fff}
.btn.sm{padding:4px 9px;font-size:12px}
.btn.lg{padding:12px 20px;font-size:16px;font-weight:600}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* tables */
.tbl-wrap{overflow:auto;border:1px solid var(--line);border-radius:6px;background:var(--panel)}
table.tbl{border-collapse:collapse;width:100%;font-size:13px}
.tbl th{background:var(--soft);text-align:left;padding:8px;border-bottom:1px solid var(--line);white-space:nowrap;position:sticky;top:0;z-index:1}
.tbl td{padding:7px 8px;border-bottom:1px solid var(--line-soft);vertical-align:middle}
.tbl tr:hover td{background:var(--hover)}
.tbl td.num,.tbl th.num{text-align:right}
.tbl tr.click{cursor:pointer}
.empty{color:var(--muted);text-align:center;padding:24px}

/* priority colors */
.p1{--pc:var(--red);--pb:var(--red-bg)} .p2{--pc:var(--blue);--pb:var(--blue-bg)}
.p3{--pc:var(--green);--pb:var(--green-bg)} .p4{--pc:var(--yellow);--pb:var(--yellow-bg)}
.pill{display:inline-block;padding:2px 9px;border-radius:20px;font-size:12px;font-weight:600;background:var(--pb,#eef);color:var(--pc,#333);border:1px solid var(--pc,#ccd)}
.st{display:inline-block;padding:2px 8px;border-radius:4px;font-size:11px;font-weight:700;letter-spacing:.03em;background:var(--chip);color:#4b5563}
.st.PENDING{background:#fff1d6;color:#9a6700}.st.PICKING{background:#e3effd;color:#1d4ed8}.st.PACKED{background:#e7e3fd;color:#5b3fd1}
.st.OUT{background:#e0f4f7;color:#0e7490}.st.DELIVERED,.st.DONE{background:#e3f6ea;color:#15803d}.st.CANCELLED{background:#fde8e8;color:#b91c1c}

.prio-pick{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.prio-pick button{border:2px solid var(--pc);background:var(--panel);color:var(--pc);border-radius:8px;padding:9px 6px;cursor:pointer;font-weight:700}
.prio-pick button.on{background:var(--pc);color:#fff}
.p4.prio-pick-btn.on,.prio-pick .p4.on{color:#3b2f00}

/* stat tiles */
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:16px}
.tile{background:var(--panel);border-radius:var(--radius);box-shadow:var(--shadow);padding:14px;border-top:4px solid var(--pc,var(--brand))}
.tile .v{font-size:26px;font-weight:700}.tile .l{color:var(--muted);font-size:12px}

/* picker board */
.board{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;align-items:start}
.lane{background:var(--pb);border-radius:10px;padding:8px;border-top:5px solid var(--pc);min-height:120px}
.lane h3{color:var(--pc);font-size:14px;display:flex;justify-content:space-between;margin:4px 4px 8px}
.p4 .lane-h,.lane.p4 h3{color:#8a6500}
.pcard{background:var(--panel);border-radius:8px;padding:10px;margin-bottom:8px;box-shadow:0 1px 2px rgba(0,0,0,.08);border-left:5px solid var(--pc);cursor:pointer}
.pcard:hover{box-shadow:0 2px 8px rgba(0,0,0,.14)}
.pcard .b{font-weight:700;font-size:15px}.pcard .m{color:var(--muted);font-size:12px;margin-top:2px}
.pcard.mine{outline:2px solid var(--pc)}
.zone-tag{display:inline-block;background:var(--side);color:#fff;border-radius:4px;padding:1px 7px;font-size:12px;font-weight:700}
.timer{font-variant-numeric:tabular-nums;font-weight:600}
.late{color:var(--red);font-weight:700}
.tabs{display:none;gap:6px;margin-bottom:10px;overflow:auto}
.tabs button{flex:1 0 auto;font-size:13px;padding:8px 10px;border:2px solid var(--pc);background:var(--panel);color:var(--pc);border-radius:8px;padding:8px;font-weight:700;white-space:nowrap}
.tabs button.on{background:var(--pc);color:#fff}

/* pick list detail */
.pick-head{border-left:6px solid var(--pc);background:var(--pb)}
.pitem{display:flex;gap:12px;align-items:center;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:10px;margin-bottom:8px}
.pitem.done{background:var(--done-bg);border-color:#a7dcb8}
.pitem .rack{min-width:74px;text-align:center;background:var(--side);color:#fff;border-radius:6px;padding:8px 4px;font-weight:700;font-size:15px}
.pitem .info{flex:1;min-width:0}.pitem .nm{font-weight:600}
.pitem .q{font-size:20px;font-weight:700;text-align:center;min-width:64px}
.pitem .q small{display:block;font-size:11px;color:var(--muted);font-weight:400}
.chk{width:46px;height:46px;border-radius:10px;border:2px solid var(--input-line);background:var(--panel);font-size:26px;cursor:pointer;color:#fff}
.pitem.done .chk{background:var(--green);border-color:var(--green)}

/* modal & toast */
.modal-bg{position:fixed;inset:0;background:rgba(15,25,40,.45);display:flex;align-items:flex-start;justify-content:center;z-index:100;padding:40px 12px;overflow:auto}
.modal{background:var(--panel);border-radius:10px;width:100%;max-width:760px;box-shadow:0 10px 40px rgba(0,0,0,.25)}
.modal.wide{max-width:1100px}
.modal .mh{padding:14px 18px;border-bottom:1px solid var(--line);display:flex;align-items:center}
.modal .mh h3{margin:0;flex:1}
.modal .mb{padding:18px}
.modal .mf{padding:12px 18px;border-top:1px solid var(--line);display:flex;gap:8px;justify-content:flex-end}
.x{border:0;background:none;font-size:22px;cursor:pointer;color:var(--muted)}
#toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);z-index:200;display:flex;flex-direction:column;gap:6px;align-items:center}
.toast{background:var(--side);color:#fff;padding:10px 16px;border-radius:8px;box-shadow:0 4px 14px rgba(0,0,0,.2);max-width:90vw}
.toast.err{background:var(--red)}

/* autocomplete */
.ac{position:relative}
.ac-list{position:absolute;top:100%;left:0;right:0;background:var(--panel);border:1px solid var(--input-line);border-radius:6px;box-shadow:var(--shadow);z-index:50;max-height:280px;overflow:auto;min-width:320px}
.ac-list div{padding:7px 10px;cursor:pointer;border-bottom:1px solid var(--line-soft)}
.ac-list div.on,.ac-list div:hover{background:var(--select)}
.ac-list small{color:var(--muted)}

/* bill entry grid */
.bill-grid input,.bill-grid select{padding:5px 6px;font-size:13px}
.bill-grid td{padding:4px}
.totals{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:10px;background:var(--soft2);border-radius:8px;padding:12px;margin-top:10px}
.totals div{font-size:12px;color:var(--muted)}.totals b{display:block;font-size:17px;color:var(--ink)}

/* login */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--side),#1f4e79)}
.login{background:var(--panel);padding:30px;border-radius:12px;width:340px;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.login h1{font-size:22px;color:var(--brand)} .login p{color:var(--muted);margin-top:-6px}
.login .brand{text-align:center;font-size:12px;color:var(--muted);margin-top:18px}

.code{background:#0f1b2a;color:#d7e3f0;border-radius:6px;padding:12px;font-family:Consolas,monospace;font-size:12px;white-space:pre;overflow:auto}
.kbd{font-family:Consolas,monospace;background:var(--chip);padding:2px 6px;border-radius:4px}

@media (max-width:1100px){.board{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:820px){
  .side{position:fixed;left:-240px;z-index:60;transition:left .2s}
  .side.open{left:0}
  .menu-btn{display:block}
  .content{padding:12px}
  .g2,.g3,.g4,.g6{grid-template-columns:repeat(2,minmax(0,1fr))}
  .board{grid-template-columns:1fr}
  .board .lane{display:none}.board .lane.show{display:block}
  .tabs{display:flex}
  .top .user{display:none}
}
@media (max-width:480px){.g2,.g3,.g4,.g6{grid-template-columns:1fr}}
input[type=color]{height:36px;padding:2px 4px;cursor:pointer}
.shell{align-items:flex-start}

/* GPS badge */
.gps{font-size:12px;font-weight:600;padding:4px 10px;border-radius:20px;white-space:nowrap}
.gps.on{background:var(--green-bg);color:var(--green)}
.gps.wait{background:var(--yellow-bg);color:#8a6500}
.gps.err{background:var(--red-bg);color:var(--red)}
/* delivery */
.dtabs{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap}
.dtabs a{flex:1;min-width:150px;text-align:center;padding:12px;border-radius:10px;background:var(--panel);box-shadow:var(--shadow);text-decoration:none;color:var(--ink);border-bottom:4px solid transparent}
.dtabs a b{display:block;font-size:24px}
.dtabs a.on{border-bottom-color:var(--brand2);background:#eaf2fc}
.dgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:12px}
.dcard{background:var(--panel);border-radius:10px;box-shadow:var(--shadow);border-left:6px solid var(--pc);padding:12px;display:flex;flex-direction:column;gap:4px}
.dcard .top-row{display:flex;align-items:center;gap:8px}
.dcard .b{font-weight:700;font-size:16px}
.dcard .m{color:var(--muted);font-size:13px}
.dcard .acts{display:flex;gap:6px;flex-wrap:wrap;margin-top:6px}
.dcard .acts .btn{flex:1;justify-content:center}
.map{height:340px;border-radius:8px;border:1px solid var(--line);margin:8px 0;background:#e9eef3}
.map.tall{height:calc(100vh - 230px);min-height:380px}
.timeline{list-style:none;padding:0;margin:8px 0}
.timeline li{padding:6px 0 6px 18px;border-left:2px solid var(--line);position:relative;font-size:13px}
.timeline li::before{content:"";position:absolute;left:-6px;top:10px;width:10px;height:10px;border-radius:50%;background:var(--brand2)}
.timeline li.DELIVERED::before{background:var(--green)} .timeline li.NOT_DELIVERED::before{background:var(--red)}
.perm-tbl td,.perm-tbl th{text-align:center}.perm-tbl td:first-child,.perm-tbl th:first-child{text-align:left}
.perm-tbl tr.grp td{background:var(--soft);font-weight:700;text-align:left}
.tile.click{cursor:pointer}.tile.click:hover{box-shadow:0 2px 10px rgba(20,30,50,.15)}
@media (max-width:820px){.dtabs a{min-width:0;padding:8px}.dtabs a b{font-size:18px}.dgrid{grid-template-columns:1fr}}

/* license banner */
.licbar{padding:8px 20px;font-size:13px;font-weight:600;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.licbar a{margin-left:auto}
.licbar.info{background:var(--blue-bg);color:#1d4ed8}.licbar.warn{background:var(--yellow-bg);color:#8a6500}.licbar.bad{background:var(--red-bg);color:var(--red)}

/* payment */
.pay{display:inline-block;font-size:12px;font-weight:700;padding:2px 8px;border-radius:12px;white-space:nowrap}
.pay.due{background:var(--yellow-bg);color:#8a6500;border:1px solid var(--yellow)}.pay.ok{background:var(--green-bg);color:var(--green)}
.pay.part{background:#ffe4cc;color:#b45309}.pay.no{background:var(--red-bg);color:var(--red)}.pay.credit{background:var(--chip);color:var(--muted)}
.paybox{border:1px solid var(--line);border-radius:8px;padding:10px;background:var(--hover)}
.seg{display:flex;flex-wrap:wrap;gap:4px;margin-top:6px}
.seg button{border:1px solid var(--line);background:var(--panel);border-radius:6px;padding:6px 10px;cursor:pointer;font-weight:600;font-size:13px;color:var(--ink)}
.seg button.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.seg.sm button{padding:4px 8px;font-size:12px}
.seg button[style*="--pc"].on{background:var(--pc);border-color:var(--pc)}

/* ---------- print the screen ---------- */
@media print {
  body{background:var(--panel)}
  .side,.top,.footer-brand,#licbar,#toast,.menu-btn,.noprint,.btn,.tabs,.dtabs a:not(.on),.seg,input[type=checkbox]{display:none!important}
  .shell{display:block}.main{display:block}.content{padding:0}
  .card,.tile,.dcard,.tbl-wrap{box-shadow:none!important;border:1px solid #ccc;break-inside:avoid}
  .tbl th{position:static}
  .map{display:none}
  body.print-modal .shell{display:none}
  body.print-modal .modal-bg{position:static;background:none;padding:0;display:block}
  body.print-modal .modal{box-shadow:none;max-width:none}
  body.print-modal .modal .mf{display:none}
  a[href]::after{content:""}
}

/* ================= THEMES (1 Classic Blue · 2 Midnight Dark · 3 Emerald · 4 Royal Purple) ================= */
html[data-theme="2"]{
  --bg:#0e1621; --panel:#16212e; --ink:#e4ebf3; --muted:#93a4b8; --line:#2a3748; --brand:#3b82c4; --brand2:#62a8ea;
  --soft:#1c2837; --soft2:#1a2532; --hover:#1d2a3a; --line-soft:#223042; --input-line:#34445a; --btn-hover:#223044; --chip:#243246; --select:#1f3550; --done-bg:#163024;
  --side:#0a1119; --side-hover:#132131; --side-active:#18304a; --side-line:#182636; --side-ink:#c5d2e0; --side-muted:#6c8197; --accent:#62a8ea;
  --red-bg:#3b1e22; --blue-bg:#152a44; --green-bg:#14301f; --yellow-bg:#3a3114; color-scheme:dark;
  --shadow:0 1px 3px rgba(0,0,0,.4),0 4px 14px rgba(0,0,0,.25);
}
html[data-theme="2"] input,html[data-theme="2"] select,html[data-theme="2"] textarea{background:var(--soft);color:var(--ink)}
html[data-theme="2"] .st{filter:brightness(.92)}
html[data-theme="2"] .tbl th{background:var(--soft)}
html[data-theme="3"]{
  --bg:#f1f6f5; --brand:#0f766e; --brand2:#119f8e; --select:#dff3ef; --side:#08332f; --side-hover:#0d4540; --side-active:#105550; --side-line:#0d4540;
  --side-ink:#cde7e3; --side-muted:#7fb0a9; --accent:#4fd1c0;
}
html[data-theme="4"]{
  --bg:#f5f3fb; --brand:#5b21b6; --brand2:#7c3aed; --select:#ece6fb; --side:#24123f; --side-hover:#331a57; --side-active:#3d2168; --side-line:#331a57;
  --side-ink:#ddd1f3; --side-muted:#9b88bd; --accent:#b794f6;
}
html[data-theme] .login-wrap{background:linear-gradient(135deg,var(--side),var(--brand))}
/* Lite mode: no animations / transitions, flatter look (old PCs, low-end phones) */
html[data-lite] *,html[data-lite] *::before,html[data-lite] *::after{animation:none!important;transition:none!important}
html[data-lite]{--shadow:0 0 0 1px var(--line)}
/* theme picker */
.swatches{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.swatch{border:2px solid var(--line);border-radius:10px;padding:8px;cursor:pointer;background:var(--panel);text-align:center;font-size:12px;font-weight:600}
.swatch.on{border-color:var(--brand2);box-shadow:0 0 0 3px var(--select)}
.swatch .pv{height:54px;border-radius:6px;display:flex;overflow:hidden;margin-bottom:6px}
.swatch .pv i{display:block}

/* ================= ANIMATED LOGIN ================= */
.login-wrap{position:relative;overflow:hidden;background-size:200% 200%;animation:lgrad 14s ease infinite}
@keyframes lgrad{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}
.login-wrap .lfx{position:absolute;inset:0;pointer-events:none}
.login-wrap .lfx span{position:absolute;bottom:-60px;font-size:28px;opacity:.18;animation:float linear infinite}
@keyframes float{0%{transform:translateY(0) rotate(0)}100%{transform:translateY(-120vh) rotate(25deg)}}
.login-wrap .road{position:absolute;left:0;right:0;bottom:14%;height:2px;background:repeating-linear-gradient(90deg,rgba(255,255,255,.35) 0 22px,transparent 22px 40px)}
.login-wrap .truck{position:absolute;bottom:calc(14% + 2px);font-size:30px;animation:drive 11s linear infinite;transform:scaleX(-1)}
@keyframes drive{0%{left:-60px}100%{left:110%}}
.login{position:relative;z-index:2;animation:pop .6s cubic-bezier(.2,.9,.3,1.2)}
@keyframes pop{0%{opacity:0;transform:translateY(24px) scale(.96)}100%{opacity:1;transform:none}}
.login .logo-ic{width:56px;height:56px;border-radius:14px;display:block;margin:0 auto 8px}
.login .lite-t{display:flex;justify-content:space-between;align-items:center;margin-top:12px;font-size:12px;color:var(--muted)}
.login .lite-t .dots{display:flex;gap:6px}.login .lite-t .dots b{width:16px;height:16px;border-radius:50%;cursor:pointer;border:2px solid #fff;box-shadow:0 0 0 1px var(--line)}
html[data-lite] .login-wrap .lfx{display:none}
/* on/off switch */
.switch{position:relative;display:inline-block;width:42px;height:24px;vertical-align:middle}
.switch input{opacity:0;width:0;height:0}
.switch span{position:absolute;inset:0;background:#c5ccd6;border-radius:24px;cursor:pointer;transition:.2s}
.switch span::before{content:"";position:absolute;width:18px;height:18px;left:3px;top:3px;background:#fff;border-radius:50%;transition:.2s;box-shadow:0 1px 2px rgba(0,0,0,.3)}
.switch input:checked+span{background:var(--green)}
.switch input:checked+span::before{transform:translateX(18px)}