:root{
  --purple:#5b21b6;--purple2:#7c3aed;--purple-soft:#f3e8ff;--ink:#17131f;--muted:#746f7c;
  --line:#e9e5ef;--bg:#f7f5fa;--card:#fff;--danger:#b42318;--success:#067647;--warning:#b54708;
  --shadow:0 12px 34px rgba(38,22,62,.08);--radius:18px;--sidebar:224px;
}
*{box-sizing:border-box}html{background:var(--bg)}body{margin:0;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);min-height:100vh}
button,input,select,textarea{font:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #ddd6fe;outline-offset:2px}
[hidden]{display:none!important}
.login-screen{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 50% 0,#ede9fe 0,transparent 48%),var(--bg)}
.login-card{width:min(420px,100%);background:var(--card);border:1px solid var(--line);border-radius:28px;padding:34px;box-shadow:var(--shadow);text-align:center}.brand-mark{width:72px;height:72px;margin:0 auto 18px;border-radius:22px;background:linear-gradient(145deg,var(--purple),var(--purple2));color:#fff;display:grid;place-items:center;font-size:28px;font-weight:800;letter-spacing:-1px}.login-card h1{margin:0;font-size:30px}.tagline{margin:6px 0 28px;color:var(--muted)}
.app-shell{min-height:100vh}.desktop-sidebar{display:none}.workspace{min-width:0}.topbar{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:22px 18px 18px;max-width:1180px;margin:0 auto}.topbar h1{margin:1px 0 2px;font-size:28px}.topbar p{margin:0;color:var(--muted);font-size:13px}.eyebrow{font-size:11px;font-weight:800;letter-spacing:.15em;color:var(--purple)}.top-actions{display:flex;align-items:center;gap:8px}.sync-badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--muted);background:#fff;border:1px solid var(--line);padding:8px 10px;border-radius:999px;white-space:nowrap}.sync-badge:before{content:"";width:7px;height:7px;border-radius:50%;background:#12b76a}.sync-badge.offline{color:var(--warning);background:#fffaeb}.sync-badge.offline:before{background:#f79009}.icon-btn,.text-btn{border:0;background:transparent;color:var(--purple);font-weight:750;padding:8px}.logout-action{border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px 12px;font-weight:750;color:#4d4655}
main{max-width:1180px;margin:0 auto;padding:0 18px 104px}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:16px}.stat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:0 4px 18px rgba(32,20,48,.04)}.stat-card span{display:block;color:var(--muted);font-size:12px;margin-bottom:8px}.stat-card strong{font-size:28px;letter-spacing:-.03em}
.panel,.form-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:0 4px 18px rgba(32,20,48,.04)}.filters{margin-bottom:18px}.filter-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:10px}.field,.search-box,.compact-field{display:block;text-align:left}.field>span,.search-box>span,.compact-field>span{display:block;font-size:12px;font-weight:750;margin:0 0 7px;color:#514b5a}.field small{font-weight:500;color:var(--muted)}input,select,textarea{width:100%;border:1px solid #ddd7e5;background:#fff;border-radius:12px;padding:12px 13px;outline:none;color:var(--ink)}input:focus,select:focus,textarea:focus{border-color:#a78bfa;box-shadow:0 0 0 3px #ede9fe}textarea{resize:vertical}.stack{display:grid;gap:14px}.remember-row{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);text-align:left}.remember-row input{width:auto}.btn{border:0;border-radius:13px;padding:13px 16px;font-weight:800;min-height:48px}.btn.primary{background:var(--purple);color:#fff}.btn.dark{background:#1f1829;color:#fff}.btn:disabled{opacity:.45;cursor:not-allowed}.form-error{color:var(--danger);font-size:13px;margin-bottom:0}
.section-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:20px 2px 10px}.section-head h2{font-size:17px;margin:0}.section-head>span{font-size:12px;color:var(--muted)}.product-list{display:grid;gap:10px}.product-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:center}.product-title{display:flex;align-items:center;flex-wrap:wrap;gap:7px;margin-bottom:5px}.product-title strong{font-size:15px}.badge{display:inline-flex;align-items:center;padding:3px 7px;border-radius:999px;background:var(--purple-soft);color:var(--purple);font-size:10px;font-weight:800}.product-meta{font-size:12px;color:var(--muted);line-height:1.5}.stock-side{text-align:right;min-width:116px}.stock-num{font-size:24px;font-weight:850;line-height:1}.stock-num.low{color:var(--warning)}.stock-num.zero{color:var(--danger)}.stock-label{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}.mini-actions{display:flex;gap:6px;margin-top:8px;justify-content:flex-end}.mini-btn{border:1px solid var(--line);background:#fff;border-radius:9px;padding:6px 8px;font-size:11px;font-weight:800}.mini-btn.in{color:var(--purple)}.mini-btn.out{color:#3b3542}.empty-state{padding:38px 18px;text-align:center;color:var(--muted);background:#fff;border:1px dashed #d9d2e1;border-radius:16px}
.desktop-stock-table{display:none}.stock-table-wrap{overflow:auto;border:1px solid var(--line);border-radius:16px;background:#fff}.stock-table{width:100%;border-collapse:collapse;min-width:760px}.stock-table th,.stock-table td{padding:12px 14px;text-align:left;border-bottom:1px solid #f0edf4;font-size:13px;vertical-align:middle}.stock-table th{font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);background:#fbfafc;position:sticky;top:0;z-index:1}.stock-table tbody tr:hover{background:#fcfbfe}.stock-table tr:last-child td{border-bottom:0}.stock-table .stock-col{text-align:right;font-weight:850;font-size:16px}.stock-table .action-col{text-align:right;white-space:nowrap}.stock-table .code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:#514b5a}
.view{display:none}.view.active{display:block}.form-panel{max-width:760px;margin:0 auto}.form-panel .section-head{margin-top:0}.form-spacer{margin-top:18px}.two-col-form{display:grid;grid-template-columns:1fr 1fr;gap:12px}.suggestions{display:none;border:1px solid var(--line);border-radius:12px;background:#fff;margin-top:7px;max-height:300px;overflow:auto;box-shadow:var(--shadow);position:relative;z-index:5}.suggestions.show{display:block}.suggestion{width:100%;border:0;background:#fff;padding:11px 12px;text-align:left;border-bottom:1px solid #f0edf4}.suggestion:last-child{border-bottom:0}.suggestion:hover{background:#fbf9ff}.suggestion strong{display:block;font-size:13px}.suggestion span{font-size:11px;color:var(--muted)}.selected-product{margin-top:10px;padding:14px;border-radius:13px;background:var(--purple-soft);border:1px solid #ddd6fe}.selected-product.empty{background:#faf9fb;border-style:dashed;color:var(--muted);font-size:13px}.selected-product strong{display:block}.selected-product span{display:block;color:#625b6b;font-size:12px;margin-top:3px}.selected-stock{font-weight:850;color:var(--purple)}
.history-toolbar .section-head{margin-top:0}.history-filters{display:grid;grid-template-columns:minmax(0,1fr) 210px;gap:10px;margin-bottom:14px}.history-list{display:grid;gap:10px}.history-card{background:#fff;border:1px solid var(--line);border-radius:15px;padding:14px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:12px;align-items:start}.tx-icon{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-weight:900}.tx-icon.in{background:#ecfdf3;color:var(--success)}.tx-icon.out{background:#fff1f3;color:#c01048}.history-card strong{font-size:14px}.history-card p{margin:4px 0 0;color:var(--muted);font-size:12px;line-height:1.45}.tx-qty{text-align:right;font-weight:850}.tx-qty.in{color:var(--success)}.tx-qty.out{color:var(--danger)}.tx-time{display:block;font-size:10px;color:var(--muted);font-weight:500;margin-top:5px}
.bottom-nav{position:fixed;left:50%;bottom:max(12px,env(safe-area-inset-bottom));transform:translateX(-50%);width:min(720px,calc(100% - 24px));background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border:1px solid var(--line);border-radius:18px;padding:7px;display:grid;grid-template-columns:repeat(4,1fr);gap:4px;box-shadow:0 12px 40px rgba(24,14,35,.16);z-index:20}.nav-btn{border:0;background:transparent;border-radius:12px;padding:8px 5px;color:#716a79;font-size:10px;font-weight:700}.nav-btn span{display:block;font-size:18px;line-height:1.2;margin-bottom:2px}.nav-btn b{font-weight:750}.nav-btn.active{background:var(--purple-soft);color:var(--purple)}.toast{position:fixed;left:50%;top:18px;transform:translateX(-50%);background:#211b28;color:#fff;padding:12px 16px;border-radius:12px;box-shadow:var(--shadow);z-index:50;font-size:13px;max-width:calc(100% - 32px);text-align:center}
@media(max-width:680px){.topbar{padding:14px 12px 16px}.topbar h1{font-size:24px}main{padding:0 12px 96px}.stats-grid{grid-template-columns:1fr 1fr}.stat-card{padding:14px}.stat-card strong{font-size:23px}.filter-row,.two-col-form,.history-filters{grid-template-columns:1fr}.product-card{grid-template-columns:minmax(0,1fr) 108px}.sync-badge{display:none}.login-card{padding:28px 22px}.history-card{grid-template-columns:auto minmax(0,1fr) auto}.mini-btn{padding:7px 8px}}
@media(min-width:900px){.app-shell{display:grid;grid-template-columns:var(--sidebar) minmax(0,1fr)}.desktop-sidebar{display:flex;position:sticky;top:0;height:100vh;flex-direction:column;background:#fff;border-right:1px solid var(--line);padding:22px 14px;z-index:30}.sidebar-brand{display:flex;align-items:center;gap:10px;padding:0 8px 26px}.sidebar-logo{width:42px;height:42px;border-radius:13px;background:linear-gradient(145deg,var(--purple),var(--purple2));display:grid;place-items:center;color:#fff;font-weight:900}.sidebar-brand strong{display:block;font-size:15px}.sidebar-brand span{display:block;font-size:10px;color:var(--muted);margin-top:3px}.sidebar-nav{display:grid;gap:6px}.sidebar-nav .nav-btn{display:flex;align-items:center;gap:11px;text-align:left;padding:12px 13px;font-size:13px}.sidebar-nav .nav-btn span{font-size:20px;margin:0;width:24px;text-align:center}.sidebar-footer{margin-top:auto;display:grid;gap:10px;padding:10px 6px}.sidebar-footer .sync-badge{justify-content:center}.workspace{min-width:0}.topbar{max-width:1440px;padding:24px 30px 20px}.topbar .icon-btn,.topbar .sync-badge{display:none}main{max-width:1440px;padding:0 30px 40px}.bottom-nav{display:none}.stats-grid{gap:16px}.stat-card{padding:20px}.filters{display:grid;grid-template-columns:minmax(280px,1.4fr) minmax(420px,1fr);gap:14px;align-items:end}.filter-row{margin-top:0}.mobile-stock-cards{display:none}.desktop-stock-table{display:block}.form-panel{max-width:820px;padding:22px}.history-list{grid-template-columns:1fr 1fr}.history-toolbar{max-width:none}.toast{top:24px}}
@media(min-width:1300px){.stats-grid{grid-template-columns:repeat(4,minmax(180px,1fr))}.stock-table th,.stock-table td{padding:13px 16px}}


/* Requested Stock In/Out bulk entry + compact History */
.bulk-product-block{border:1px solid var(--line);border-radius:15px;padding:14px;background:#fcfbfd}.bulk-product-title{font-size:12px;font-weight:800;color:#514b5a;margin-bottom:10px}.product-add-row{display:grid;grid-template-columns:minmax(120px,1fr) auto;gap:10px;align-items:end;margin-top:10px}.add-item-btn{background:#fff;color:#1f1829;border:1px solid #d7d1dc;min-width:138px}.add-item-btn:hover{background:#f7f5f9}.bulk-items{display:grid;gap:8px;margin-top:12px}.bulk-empty{border:1px dashed #d9d2e1;border-radius:12px;padding:12px;color:var(--muted);font-size:12px;text-align:center;background:#fff}.bulk-item{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:10px;align-items:center;border:1px solid var(--line);border-radius:12px;padding:10px 11px;background:#fff}.bulk-item strong{display:block;font-size:13px}.bulk-item span{display:block;color:var(--muted);font-size:11px;margin-top:2px}.bulk-item-qty{font-size:12px;font-weight:850;white-space:nowrap}.bulk-remove{width:30px;height:30px;border:0;border-radius:9px;background:#f5f2f7;color:#5d5665;font-size:18px;line-height:1}.bulk-remove:hover{background:#ece7f0}
.history-card{padding:0;display:block;overflow:hidden}.history-card summary{list-style:none}.history-card summary::-webkit-details-marker{display:none}.history-summary{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:14px;align-items:center;padding:14px;cursor:pointer}.history-summary:hover{background:#fcfbfe}.history-main strong{display:block;font-size:14px}.history-main span{display:block;color:var(--muted);font-size:12px;margin-top:3px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.history-qty{font-size:13px;font-weight:850;white-space:nowrap}.history-details{border-top:1px solid var(--line);padding:13px 14px 14px;background:#fbfafc;display:grid;grid-template-columns:1fr 1fr;gap:12px}.history-details>div span{display:block;font-size:10px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin-bottom:4px}.history-details>div strong{display:block;font-size:12px;line-height:1.4}.history-details .history-note{grid-column:1/-1}.notification{position:fixed;right:18px;top:18px;width:min(390px,calc(100% - 36px));background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 18px 48px rgba(29,19,39,.18);padding:14px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:11px;align-items:start;z-index:100;opacity:0;transform:translateY(-10px);transition:opacity .18s ease,transform .18s ease}.notification.show{opacity:1;transform:translateY(0)}.notification-icon{width:34px;height:34px;border-radius:11px;display:grid;place-items:center;background:#f3f1f5;color:#211b28;font-weight:900}.notification.success .notification-icon{background:#ecfdf3;color:var(--success)}.notification.error .notification-icon{background:#fff1f3;color:var(--danger)}.notification.warning .notification-icon{background:#fffaeb;color:var(--warning)}.notification-copy strong{display:block;font-size:13px}.notification-copy span{display:block;font-size:12px;color:var(--muted);line-height:1.45;margin-top:3px}.notification-close{border:0;background:transparent;color:#8a8390;font-size:20px;line-height:1;padding:2px 3px}.toast{display:none!important}
@media(max-width:680px){.product-add-row{grid-template-columns:1fr}.add-item-btn{width:100%}.history-details{grid-template-columns:1fr}.notification{left:12px;right:12px;top:12px;width:auto}}