/* ARTESH ERP — design system */
:root{
  --bg:#f4f6fa; --surface:#ffffff; --surface-2:#f8fafc; --border:#e3e8ef; --border-strong:#cfd8e3;
  --text:#0f1b2d; --muted:#5b6b80; --faint:#8a99ad;
  --brand:#1e4fd8; --brand-600:#1a44bb; --brand-50:#eaf0ff;
  --nav:#0e1a2f; --nav-2:#15243f; --nav-text:#c7d2e3; --nav-active:#ffffff;
  --ok:#0f9d58; --ok-50:#e6f6ee; --warn:#c77700; --warn-50:#fff4e0; --danger:#d32f2f; --danger-50:#fdecec;
  --info:#0b7ab8; --info-50:#e5f3fb; --violet:#6d4bd1; --violet-50:#f0ebff;
  --radius:12px; --radius-sm:8px; --shadow:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.08);
  --shadow-lg:0 12px 32px rgba(16,24,40,.14);
  --font:"Inter","Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;
  --mono:"JetBrains Mono","Cascadia Mono",Consolas,monospace;
  color-scheme:light dark;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0b1220; --surface:#121b2e; --surface-2:#0f1728; --border:#223049; --border-strong:#2c3d5c;
    --text:#e6ecf5; --muted:#9fb0c8; --faint:#7385a0; --brand:#3b6ef0; --brand-600:#2f5fd6; --brand-50:#16244a;
    --nav:#070d19; --nav-2:#0d172b; --ok-50:#0d2a1d; --warn-50:#2e2210; --danger-50:#321516; --info-50:#0b2433;
    --violet-50:#221a3d; --shadow:0 1px 2px rgba(0,0,0,.4); color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0b1220; --surface:#121b2e; --surface-2:#0f1728; --border:#223049; --border-strong:#2c3d5c;
  --text:#e6ecf5; --muted:#9fb0c8; --faint:#7385a0; --brand:#3b6ef0; --brand-600:#2f5fd6; --brand-50:#16244a;
  --nav:#070d19; --nav-2:#0d172b; --ok-50:#0d2a1d; --warn-50:#2e2210; --danger-50:#321516; --info-50:#0b2433;
  --violet-50:#221a3d; --shadow:0 1px 2px rgba(0,0,0,.4); color-scheme:dark;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:var(--font);font-size:14px;line-height:1.45;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
h1{font-size:22px;margin:0 0 4px;font-weight:700;letter-spacing:-.01em}
h2{font-size:16px;margin:0 0 12px;font-weight:650}
h3{font-size:14px;margin:0 0 8px;font-weight:650;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.muted{color:var(--muted)} .faint{color:var(--faint)} .small{font-size:12px}
.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.mono{font-family:var(--mono);font-size:12.5px}
.nowrap{white-space:nowrap}
.pos{color:var(--ok)} .neg{color:var(--danger)}

/* layout */
.app{display:grid;grid-template-columns:248px 1fr;min-height:100vh}
.sidebar{background:var(--nav);color:var(--nav-text);position:sticky;top:0;height:100vh;overflow-y:auto;display:flex;flex-direction:column}
.brand{display:flex;align-items:center;gap:10px;padding:18px 18px 14px;color:#fff;font-weight:800;letter-spacing:.06em;font-size:16px}
.brand .logo{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,#3b82f6,#1e40af);display:grid;place-items:center;color:#fff;font-size:15px}
.brand small{display:block;font-weight:500;letter-spacing:0;color:#8ea3c4;font-size:11px}
.nav{padding:4px 10px 20px;flex:1}
.nav a,.nav summary{display:flex;align-items:center;gap:11px;color:var(--nav-text);padding:8px 10px;border-radius:8px;font-size:13.5px;cursor:pointer;list-style:none}
.nav summary::-webkit-details-marker{display:none}
.nav a:hover,.nav summary:hover{background:var(--nav-2);color:#fff;text-decoration:none}
.nav a.active{background:#1e3a8a;color:var(--nav-active)}
.nav svg{width:18px;height:18px;flex:none;opacity:.9}
.nav .sub{padding-left:29px}
.nav .sub a{font-size:13px;padding:6px 10px;color:#9fb0c8}
.nav details[open] summary{color:#fff}
.nav .chev{margin-left:auto;transition:transform .15s}
.nav details[open] .chev{transform:rotate(90deg)}
.side-foot{padding:12px 16px;font-size:11px;color:#6f84a6;border-top:1px solid #1b2a47}
.main{min-width:0;display:flex;flex-direction:column}
.topbar{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--surface) 88%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px;padding:10px 22px}
.topbar form.search{flex:1;max-width:520px;position:relative}
.topbar .search input{width:100%;padding:9px 12px 9px 36px;border:1px solid var(--border);border-radius:10px;background:var(--surface-2);color:var(--text)}
.topbar .search svg{position:absolute;left:11px;top:10px;width:16px;height:16px;color:var(--faint)}
.topbar .right{margin-left:auto;display:flex;align-items:center;gap:8px}
.iconbtn{position:relative;display:inline-grid;place-items:center;width:36px;height:36px;border-radius:10px;border:1px solid var(--border);background:var(--surface);color:var(--muted);cursor:pointer}
.iconbtn svg{width:18px;height:18px}
.iconbtn .dot{position:absolute;top:-4px;right:-4px;background:var(--danger);color:#fff;border-radius:10px;font-size:10px;padding:1px 5px;font-weight:700}
.userchip{display:flex;align-items:center;gap:8px;padding:4px 10px 4px 4px;border:1px solid var(--border);border-radius:20px;background:var(--surface);color:var(--text)}
.avatar{width:28px;height:28px;border-radius:50%;background:var(--brand-50);color:var(--brand);display:grid;place-items:center;font-weight:700;font-size:12px}
.content{padding:22px;max-width:1500px;width:100%}
.pagehead{display:flex;align-items:flex-end;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.pagehead .actions{margin-left:auto;display:flex;gap:8px;flex-wrap:wrap}
.menu-toggle{display:none}

/* cards */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}
.card + .card,.grid + .card,.card + .grid,.grid + .grid,.kpis + .grid,.tablewrap + .card{margin-top:16px}
.card.flush{padding:0;overflow:hidden}
.card .card-head{display:flex;align-items:center;gap:10px;padding:14px 18px;border-bottom:1px solid var(--border)}
.card .card-head h2{margin:0}
.grid{display:grid;gap:16px}
.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))}
.kpis{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;margin-bottom:16px}
.kpi{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:15px 16px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.kpi .label{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:6px}
.kpi .value{font-size:clamp(15px,1.35vw,21px);font-weight:750;margin-top:6px;font-variant-numeric:tabular-nums;letter-spacing:-.01em;white-space:nowrap}
.kpi .value small{font-size:12px;color:var(--muted);font-weight:600;margin-left:3px}
.kpi .sub{font-size:12px;color:var(--faint);margin-top:2px}
.kpi::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--accent,var(--brand))}
.kpi.ok{--accent:var(--ok)} .kpi.warn{--accent:var(--warn)} .kpi.danger{--accent:var(--danger)} .kpi.violet{--accent:var(--violet)} .kpi.info{--accent:var(--info)}

/* tables */
.tablewrap{overflow:auto;-webkit-overflow-scrolling:touch}
table.t{width:100%;border-collapse:separate;border-spacing:0;font-size:13px}
table.t th{position:sticky;top:0;background:var(--surface-2);color:var(--muted);font-weight:600;text-align:left;padding:9px 12px;border-bottom:1px solid var(--border);white-space:nowrap;font-size:12px}
table.t td{padding:9px 12px;border-bottom:1px solid var(--border);vertical-align:middle}
table.t tbody tr:hover td{background:var(--surface-2)}
table.t tfoot td{font-weight:700;background:var(--surface-2);border-top:1px solid var(--border-strong)}
table.t tr.sub td{background:var(--surface-2);font-size:12px}
table.t tr.clickable{cursor:pointer}
table.t .actions{white-space:nowrap;text-align:right}
table.t th.num,table.t td.num{text-align:right}
.empty{padding:36px;text-align:center;color:var(--faint)}

/* badges */
.badge{display:inline-flex;align-items:center;gap:5px;padding:2px 9px;border-radius:20px;font-size:11.5px;font-weight:650;white-space:nowrap;background:var(--surface-2);color:var(--muted);border:1px solid var(--border)}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.b-DRAFT{color:var(--muted)} .b-PENDING_APPROVAL{background:var(--warn-50);color:var(--warn);border-color:transparent}
.b-APPROVED{background:var(--info-50);color:var(--info);border-color:transparent}
.b-POSTED{background:var(--ok-50);color:var(--ok);border-color:transparent}
.b-CANCELLED{background:var(--surface-2);color:var(--faint);text-decoration:line-through}
.b-REVERSED{background:var(--danger-50);color:var(--danger);border-color:transparent}
.b-IN_TRANSIT{background:var(--info-50);color:var(--info);border-color:transparent}
.b-PARTIALLY_RECEIVED{background:var(--violet-50);color:var(--violet);border-color:transparent}
.b-ARRIVED{background:var(--warn-50);color:var(--warn);border-color:transparent}
.b-RECEIVED{background:var(--ok-50);color:var(--ok);border-color:transparent}
.b-late{background:var(--danger-50);color:var(--danger);border-color:transparent}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:9px;border:1px solid var(--border-strong);background:var(--surface);color:var(--text);font:inherit;font-weight:600;font-size:13px;cursor:pointer;white-space:nowrap;text-decoration:none!important}
.btn:hover{border-color:var(--brand);color:var(--brand)}
.btn svg{width:16px;height:16px}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-600);color:#fff}
.btn.success{background:var(--ok);border-color:var(--ok);color:#fff}
.btn.danger{background:var(--surface);border-color:var(--danger);color:var(--danger)}
.btn.danger:hover{background:var(--danger);color:#fff}
.btn.ghost{border-color:transparent;background:transparent}
.btn.sm{padding:5px 10px;font-size:12px;border-radius:7px}
.btn[disabled]{opacity:.5;pointer-events:none}
.btn-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}

/* forms */
label{display:block;font-size:12px;font-weight:600;color:var(--muted);margin-bottom:5px}
input,select,textarea{font:inherit;color:var(--text);background:var(--surface);border:1px solid var(--border-strong);border-radius:9px;padding:8px 10px;width:100%;min-height:38px}
textarea{min-height:64px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:2px solid color-mix(in srgb,var(--brand) 30%,transparent);border-color:var(--brand)}
input[type=checkbox]{width:auto;min-height:0;accent-color:var(--brand)}
input.num{text-align:right;font-variant-numeric:tabular-nums}
.form-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px 16px}
.form-grid .wide{grid-column:1/-1}
.field .help{font-size:11.5px;color:var(--faint);margin-top:4px}
.field.req label::after{content:" *";color:var(--danger)}
.check{display:flex;align-items:center;gap:8px;font-weight:600;color:var(--text);font-size:13px;margin-top:22px}
.filters{display:flex;flex-wrap:wrap;gap:10px;align-items:flex-end;margin-bottom:14px}
.filters .f{min-width:150px}
.filters .f.grow{flex:1;min-width:200px}
table.lines td{padding:5px 6px}
table.lines select[data-f=item_id]{min-width:220px}
table.lines input{min-width:84px}
.stockhint{font-size:11.5px;color:var(--info);margin-top:3px}
.stockhint.neg{color:var(--danger);font-weight:650}
/* date input: DD.MM.YYYY text + native picker behind a button */
.datewrap{position:relative;display:flex;align-items:stretch;gap:4px;min-width:150px}
.datewrap .dateinput{flex:1;min-width:0}
.datebtn{flex:none;width:38px;border:1px solid var(--border-strong);border-radius:9px;background:var(--surface);cursor:pointer;font-size:15px;padding:0}
.datepicker-native{position:absolute;right:0;bottom:0;width:38px;height:1px;opacity:0;pointer-events:none;border:0;padding:0;min-height:0}
.manual-grid{display:grid;grid-template-columns:260px minmax(0,1fr);gap:16px}
.langsw{display:flex;gap:6px;justify-content:center;margin-top:14px}
.langsw button{background:none;border:1px solid var(--border);border-radius:8px;padding:4px 10px;cursor:pointer;color:var(--muted);font:inherit;font-size:12px}
.langsw button.on{border-color:var(--brand);color:var(--brand)}
table.lines input,table.lines select{min-height:34px;padding:6px 8px;font-size:13px}
table.lines .rm{color:var(--danger);cursor:pointer;background:none;border:none;font-size:18px;padding:4px 8px}
.totals{display:flex;gap:26px;justify-content:flex-end;padding:12px 18px;flex-wrap:wrap}
.totals div{text-align:right} .totals b{display:block;font-size:17px;font-variant-numeric:tabular-nums}
.hint{font-size:12px;color:var(--info);margin-top:3px}

/* flashes */
.flashes{display:grid;gap:8px;margin-bottom:16px}
.flash{padding:11px 14px;border-radius:10px;border:1px solid transparent;font-weight:550}
.flash.success{background:var(--ok-50);color:var(--ok)}
.flash.danger{background:var(--danger-50);color:var(--danger)}
.flash.warning{background:var(--warn-50);color:var(--warn)}
.flash.info{background:var(--info-50);color:var(--info)}

/* definition list */
.dl{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px 22px}
.dl div span{display:block;font-size:11.5px;color:var(--faint);font-weight:600;text-transform:uppercase;letter-spacing:.03em}
.dl div b{font-weight:600}
.timeline{list-style:none;margin:0;padding:0}
.timeline li{position:relative;padding:0 0 12px 18px;font-size:12.5px}
.timeline li::before{content:"";position:absolute;left:3px;top:6px;width:7px;height:7px;border-radius:50%;background:var(--brand)}
.timeline li::after{content:"";position:absolute;left:6px;top:15px;bottom:0;width:1px;background:var(--border)}
.timeline li:last-child::after{display:none}

/* tabs */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:16px;overflow-x:auto}
.tabs a{padding:9px 14px;color:var(--muted);font-weight:600;border-bottom:2px solid transparent;white-space:nowrap}
.tabs a.on{color:var(--brand);border-color:var(--brand)}
.tabs a:hover{text-decoration:none;color:var(--text)}

/* charts */
.bars{display:flex;align-items:flex-end;gap:6px;height:170px;padding-top:10px}
.bars .bar{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;min-width:0}
.bars .col{width:100%;max-width:38px;border-radius:6px 6px 0 0;background:var(--brand);position:relative}
.bars .col.b2{background:color-mix(in srgb,var(--ok) 80%,transparent)}
.bars .lbl{font-size:10.5px;color:var(--faint);margin-top:6px;white-space:nowrap}
.hbar{display:flex;align-items:center;gap:10px;margin:7px 0;font-size:12.5px}
.hbar .name{width:120px;flex:none;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hbar .track{flex:1;height:10px;background:var(--surface-2);border-radius:6px;overflow:hidden;border:1px solid var(--border)}
.hbar .fill{height:100%;background:var(--brand);border-radius:6px}
.hbar .v{width:90px;text-align:right;font-variant-numeric:tabular-nums;font-weight:600}
.legend{display:flex;gap:14px;font-size:12px;color:var(--muted)}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:5px;vertical-align:-1px}

/* auth pages */
.auth{min-height:100vh;display:grid;place-items:center;background:radial-gradient(1200px 600px at 10% 0%,#1e3a8a 0%,transparent 60%),radial-gradient(900px 600px at 100% 100%,#0e7490 0%,transparent 55%),#0b1220;padding:20px}
.auth .box{width:100%;max-width:400px;background:var(--surface);border-radius:18px;padding:30px;box-shadow:var(--shadow-lg)}
.auth .brand{color:var(--text);padding:0 0 18px}
.auth .brand small{color:var(--muted)}
.lockscreen .pin{font-size:28px;letter-spacing:12px;text-align:center}

/* print */
@media print{
  .sidebar,.topbar,.no-print,.pagehead .actions,.flashes{display:none!important}
  .app{display:block} .content{padding:0} .card{box-shadow:none;border:none;padding:0}
  body{background:#fff;color:#000;font-size:12px}
  .datebtn{display:none}
}

/* responsive (Android / phones) */
@media (max-width: 980px){
  .g3,.g4{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width: 760px){
  .app{grid-template-columns:1fr}
  .sidebar{position:fixed;left:0;top:0;bottom:0;width:270px;z-index:60;transform:translateX(-100%);transition:transform .2s}
  body.nav-open .sidebar{transform:none;box-shadow:var(--shadow-lg)}
  body.nav-open::after{content:"";position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:50}
  .menu-toggle{display:inline-grid}
  .topbar{padding:8px 12px}
  .topbar .userchip .uname{display:none}
  .content{padding:14px 12px}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .kpis{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .kpi .value{font-size:18px}
  h1{font-size:19px}
  .pagehead .actions{margin-left:0;width:100%}
  table.t{font-size:12.5px}
  table.t th,table.t td{padding:8px 9px}
  .hide-sm{display:none}
  .form-grid{grid-template-columns:1fr}
  .g2,.g3,.g4{grid-template-columns:minmax(0,1fr)}
  .manual-grid{grid-template-columns:minmax(0,1fr)}
  .kpi .value{font-size:clamp(15px,4.4vw,19px)}
  /* document lines as cards on phones */
  table.lines thead{display:none}
  table.lines,table.lines tbody{display:block;width:100%}
  table.lines tr{display:grid;grid-template-columns:1fr 1fr;gap:6px 8px;padding:10px;border-bottom:1px solid var(--border);position:relative}
  table.lines td{display:block;padding:0;border:0}
  table.lines td[data-label]::before{content:attr(data-label);display:block;font-size:11px;color:var(--muted);font-weight:600;margin-bottom:2px}
  table.lines td.wide-sm{grid-column:1/-1}
  table.lines select[data-f=item_id]{min-width:0}
  table.lines input{min-width:0}
  table.lines td .rm{position:absolute;top:4px;right:4px}
  table.lines td.ln{display:none}
  .notif-date{display:block;margin-bottom:4px}
  .datewrap{min-width:0}
  .filters{gap:8px}
  .filters .f,.filters .f.grow{min-width:0;flex:1 1 calc(50% - 8px)}
  .filters .btn{flex:1 1 100%;justify-content:center}
}