/* Layout: sticky ledger header + tab rail; one working column, tables scroll inside their own frames */
/* Manyuka Resources: navy header band with a gold rule; navy actions in light theme, gold actions in dark */
:root{
  --bg:#F3F5F9; --surface:#FFFFFF; --sunk:#E9EDF4; --ink:#111A2E; --muted:#596479; --line:#D7DDE8;
  --accent:#0F2A57; --accent-ink:#FFFFFF; --accent-soft:#E2E8F3;
  --gold:#C9A227; --gold-soft:#F6EED2; --gold-ink:#7A5E12;
  --head-bg:#0F2A57; --head-ink:#FFFFFF; --head-muted:#AEBBD3;
  --good:#1C7443; --good-soft:#E2F2E8; --warn:#9A5B00; --warn-soft:#FBEFD9; --bad:#B0281F; --bad-soft:#FBE4E1;
  --display:"Archivo","Helvetica Neue",Arial,sans-serif;
  --body:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;
  --r:8px; color-scheme:light;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0A1120; --surface:#111A2D; --sunk:#18233A; --ink:#E7EBF3; --muted:#97A2B8; --line:#26324B;
  --accent:#D9B54A; --accent-ink:#0A1120; --accent-soft:#2B2614;
  --gold:#D9B54A; --gold-soft:#2B2614; --gold-ink:#E8C966;
  --head-bg:#0C1A36; --head-ink:#FFFFFF; --head-muted:#9FAECB;
  --good:#63C98F; --good-soft:#15291E; --warn:#E4A443; --warn-soft:#30250F; --bad:#F08B80; --bad-soft:#371A17; color-scheme:dark}}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 var(--body);padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
[hidden]{display:none!important}
.wrap{max-width:1180px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
header.top{position:sticky;top:0;z-index:5;background:var(--head-bg);color:var(--head-ink);border-bottom:3px solid var(--gold)}
header.top .brand small{color:var(--gold)}
header.top .where{color:var(--head-muted)}
.top .bar{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;padding-block:12px 8px}
.brand{font:800 19px/1.1 var(--display);letter-spacing:-.01em;display:flex;align-items:center;gap:10px;margin-right:auto;min-width:0}
.brand .mark{flex:none;width:26px;height:26px;border-radius:6px;background:var(--gold);display:grid;place-items:center}
.brand small{display:block;font:500 11px var(--body);color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.where{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.where select{max-width:200px;width:auto;padding:6px 8px;font-size:14px}
nav.tabs{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none}
nav.tabs::-webkit-scrollbar{display:none}
nav.tabs button{flex:none;border:0;background:none;font:600 14px var(--body);color:var(--head-muted);padding:10px 12px;border-bottom:3px solid transparent;margin-bottom:-3px;cursor:pointer}
nav.tabs button:hover{color:var(--head-ink)}
nav.tabs button[aria-current="page"]{color:var(--head-ink);border-bottom-color:var(--gold)}
nav.tabs button:focus-visible{outline:2px solid var(--gold);outline-offset:-2px}
main{padding-block:20px 48px;display:grid;gap:20px}

h1,h2,h3{font-family:var(--display);text-wrap:balance;margin:0}
h1{font-size:24px} h2{font-size:20px;font-weight:700;letter-spacing:-.01em} h3{font-size:15px;font-weight:700}
.eyebrow{font:600 11px var(--body);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.muted{color:var(--muted)} .small{font-size:13px}
.num,td.n,th.n{font-family:var(--mono);font-variant-numeric:tabular-nums}
td.n,th.n{text-align:right;white-space:nowrap}
.row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.spread{display:flex;flex-wrap:wrap;gap:10px;align-items:end;justify-content:space-between}

.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px;min-width:0}
.panel > header{display:flex;flex-wrap:wrap;gap:8px;align-items:baseline;justify-content:space-between;margin-bottom:12px}

.kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.kpi{background:var(--surface);padding:14px 16px;min-width:0}
.kpi{border-top:3px solid var(--gold)}
.kpi .v{font:600 16px/1.3 var(--mono);font-variant-numeric:tabular-nums;margin-top:4px;overflow-wrap:anywhere}
.kpi .s{font-size:12px;color:var(--muted);margin-top:2px}
@media (max-width:760px){.kpis{grid-template-columns:repeat(2,minmax(0,1fr))}}

.grid2{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,3fr);gap:20px;align-items:start}
.tbl td:first-child{min-width:130px}
@media (max-width:900px){.grid2{grid-template-columns:1fr}}

.tbl{overflow-x:auto;margin:0 -16px;padding:0 16px}
table{border-collapse:collapse;width:100%;font-size:14px}
th{font:600 11px var(--body);letter-spacing:.06em;text-transform:uppercase;color:var(--muted);text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:top}
tr:last-child td{border-bottom:0}
tfoot td{font-weight:600;border-top:1px solid var(--ink);border-bottom:0}
td .sub{display:block;font-size:12px;color:var(--muted)}
tr.voided td{color:var(--muted);text-decoration:line-through}
tr.voided td .chip,tr.voided td .linkbtn{text-decoration:none}
.sku{font:12px var(--mono);color:var(--muted)}

.chip{display:inline-flex;align-items:center;gap:4px;font:600 11px var(--body);letter-spacing:.04em;text-transform:uppercase;padding:2px 7px;border-radius:4px;white-space:nowrap}
.t-in{background:var(--good-soft);color:var(--good)}
.t-sale{background:var(--accent-soft);color:var(--accent)}
.t-transfer{background:var(--sunk);color:var(--ink)}
.t-adjust{background:var(--warn-soft);color:var(--warn)}
.low{background:var(--warn-soft);color:var(--warn)}
.out{background:var(--bad-soft);color:var(--bad)}
.ex{background:var(--sunk);color:var(--muted)}
.qty-low{color:var(--warn);font-weight:600}
.qty-out{color:var(--bad);font-weight:600}
.pos{color:var(--good)} .neg{color:var(--bad)}

.seg{display:inline-flex;background:var(--sunk);border-radius:6px;padding:3px;gap:2px;flex-wrap:wrap}
.seg button{border:0;background:none;font:600 13px var(--body);color:var(--muted);padding:6px 10px;border-radius:4px;cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--surface);color:var(--ink);box-shadow:0 1px 2px rgba(0,0,0,.12)}

label.f{display:grid;gap:4px;font-size:13px;font-weight:600;min-width:0}
label.f .hint{font-weight:400;color:var(--muted);font-size:12px}
label.check{display:flex;gap:8px;align-items:center;font-size:14px}
label.check input{width:auto}
input,select,textarea{font:15px var(--body);color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:9px 10px;width:100%;min-width:0}
input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:var(--accent)}
.filters select,.filters input{width:auto;padding:6px 8px;font-size:14px}
.form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.form .full{grid-column:1/-1}
@media (max-width:560px){.form{grid-template-columns:1fr}}

.btn{display:inline-block;text-decoration:none;font:600 14px var(--body);border-radius:6px;padding:9px 14px;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer;white-space:nowrap}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.danger{color:var(--bad)}
.btn.sm{padding:5px 10px;font-size:13px}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn:focus-visible,.seg button:focus-visible,.linkbtn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.linkbtn{border:0;background:none;color:var(--accent);font:600 13px var(--body);cursor:pointer;padding:0;text-align:left}
.linkbtn.danger{color:var(--bad)}

.summary{background:var(--sunk);border-radius:6px;padding:12px 14px;display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px}
.summary div span{display:block;font-size:12px;color:var(--muted)}
.summary div b{font:500 16px var(--mono);font-variant-numeric:tabular-nums}

.empty{border:1px dashed var(--line);border-radius:var(--r);padding:28px 20px;text-align:center;color:var(--muted)}
.empty h3{color:var(--ink);margin-bottom:6px}
.steps{display:grid;gap:10px;margin:14px auto 0;max-width:460px;text-align:left;padding:0;list-style:none;counter-reset:s}
.steps li{counter-increment:s;display:grid;grid-template-columns:28px 1fr;gap:8px;align-items:start}
.steps li::before{content:counter(s);font:600 13px var(--mono);width:24px;height:24px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center}
.notice{font-size:13px;padding:10px 12px;border-radius:6px;background:var(--sunk);color:var(--muted);margin:0}
.notice.err{background:var(--bad-soft);color:var(--bad)}

.list{display:grid}
.list .it{display:flex;gap:10px;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--line);min-width:0}
.list .it:last-child{border-bottom:0}
.list .it > div{min-width:0}

.sheet-back{position:fixed;inset:0;background:rgba(10,16,13,.45);z-index:20;display:grid;place-items:end center}
@media (min-width:640px){.sheet-back{place-items:center}}
.sheet{background:var(--surface);width:min(560px,100%);max-height:90vh;overflow:auto;border-radius:12px 12px 0 0;padding:20px max(20px,env(safe-area-inset-right,0px)) calc(20px + env(safe-area-inset-bottom,0px)) max(20px,env(safe-area-inset-left,0px))}
@media (min-width:640px){.sheet{border-radius:12px}}
.sheet h2{margin-bottom:14px}
.sheet .actions{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end;margin-top:18px}

.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(20px + env(safe-area-inset-bottom,0px));background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:6px;font-weight:600;font-size:14px;z-index:30;max-width:calc(100% - 32px)}
@media (prefers-reduced-motion:no-preference){.toast{animation:up .18s ease-out}@keyframes up{from{transform:translate(-50%,8px);opacity:.4}}}

.login{min-height:100vh;display:grid;place-items:center;padding:24px max(16px,env(safe-area-inset-left,0px))}
.login-card{width:min(380px,100%);background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:24px;display:grid;gap:14px}
.login-card{border-top:4px solid var(--gold)}
.login-card .brand{margin:0 0 6px}
.login-card .brand .mark{background:var(--head-bg)}
.login-card .btn{width:100%;padding:11px}