:root{--bg:#f4f7fb;--panel:#fff;--text:#172033;--muted:#6b7280;--line:#e7eaf0;--primary:#4f46e5;--primary2:#6d5dfc;--green:#0f9f6e;--red:#dc4c64;--amber:#c47b16;--dark:#101827;--sidebar:#0f172a;--shadow:0 12px 35px rgba(15,23,42,.07);--radius:18px}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}button,input,select,textarea{font:inherit}.app-shell{min-height:100vh;display:flex}.sidebar{width:248px;background:var(--sidebar);color:#fff;padding:22px 16px;position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column;z-index:30}.brand{display:flex;gap:12px;align-items:center;padding:4px 8px 22px}.brand-mark{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,#7c3aed,#4f46e5);display:grid;place-items:center;font-weight:900;font-size:22px}.brand strong{display:block;font-size:15px}.brand span{display:block;font-size:12px;color:#94a3b8;margin-top:3px}.nav{display:flex;flex-direction:column;gap:6px}.nav-item{border:0;background:transparent;color:#cbd5e1;padding:12px 13px;border-radius:11px;text-align:left;cursor:pointer;display:flex;gap:12px;align-items:center}.nav-item:hover,.nav-item.active{background:#1e293b;color:#fff}.nav-item.active{box-shadow:inset 3px 0 0 #818cf8}.sidebar-footer{margin-top:auto;display:grid;gap:8px}.link-btn{border:0;background:transparent;color:#94a3b8;text-align:left;cursor:pointer;padding:8px}.link-btn:hover{color:#fff}.link-btn.danger:hover{color:#fca5a5}.main{margin-left:248px;width:calc(100% - 248px);padding:22px 28px 50px}.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.topbar-left{display:flex;align-items:center;gap:12px}.topbar h1{margin:0;font-size:24px}.topbar p{margin:5px 0 0;color:var(--muted);font-size:13px}.topbar-right{display:flex;align-items:center;gap:12px}.status-pill{font-size:12px;background:#fff;padding:9px 12px;border:1px solid var(--line);border-radius:999px;color:#475569}.status-dot{display:inline-block;width:8px;height:8px;background:#22c55e;border-radius:50%;margin-right:6px}.primary-btn,.secondary-btn{border:0;border-radius:11px;padding:10px 14px;font-weight:700;cursor:pointer}.primary-btn{color:#fff;background:linear-gradient(135deg,var(--primary),var(--primary2));box-shadow:0 8px 18px rgba(79,70,229,.2)}.secondary-btn{background:#eef2ff;color:#4338ca}.icon-btn{border:0;background:transparent;cursor:pointer;font-size:18px;color:inherit}.view{display:none}.view.active{display:block}.hero-card{display:flex;justify-content:space-between;align-items:center;background:linear-gradient(135deg,#111827,#1f2a44);color:#fff;border-radius:24px;padding:27px 30px;margin-bottom:20px;box-shadow:var(--shadow)}.hero-card h2{margin:8px 0 10px;font-size:24px;max-width:700px}.hero-card p{margin:0;color:#cbd5e1;max-width:700px}.eyebrow{font-size:11px;letter-spacing:.12em;color:#a5b4fc}.hero-badge{background:#fff;color:#111827;font-weight:900;padding:14px 17px;border-radius:14px;letter-spacing:.1em}.metric-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;margin-bottom:20px}.metric-grid.compact{grid-template-columns:repeat(4,minmax(0,1fr))}.metric-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:17px;box-shadow:var(--shadow)}.metric-card span{font-size:12px;color:var(--muted)}.metric-card strong{display:block;font-size:21px;margin-top:9px}.metric-card small{display:block;margin-top:7px;color:var(--muted)}.metric-card.positive strong{color:var(--green)}.metric-card.negative strong{color:var(--red)}.grid-2{display:grid;grid-template-columns:1.35fr .9fr;gap:18px;margin-bottom:18px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}.panel-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.panel-head h3,.section-toolbar h3{margin:0;font-size:16px}.panel-head p,.muted{margin:4px 0 0;color:var(--muted);font-size:12px}.stack-list{display:grid;gap:10px}.stack-item{border:1px solid var(--line);border-radius:13px;padding:12px 13px;display:flex;justify-content:space-between;align-items:center}.stack-item strong{font-size:13px}.stack-item span{font-size:12px;color:var(--muted)}.stack-item .qty{font-weight:800;color:var(--red)}.progress{height:7px;background:#eef2f7;border-radius:999px;overflow:hidden;margin-top:7px}.progress > i{display:block;height:100%;background:linear-gradient(90deg,#6366f1,#8b5cf6)}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:760px}th,td{padding:12px 10px;border-bottom:1px solid var(--line);text-align:left;font-size:13px;vertical-align:middle}th{font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:#7c8596}.badge{display:inline-flex;padding:5px 8px;border-radius:999px;font-size:11px;font-weight:800}.badge.good{background:#e8f8f1;color:#087a53}.badge.warn{background:#fff4dd;color:#9a5a00}.badge.bad{background:#feecef;color:#b4233a}.badge.info{background:#eef2ff;color:#4338ca}.section-toolbar{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:14px}.search-box input,.compact-input{width:320px;max-width:100%;border:1px solid var(--line);background:#fff;border-radius:11px;padding:10px 12px;outline:0}.search-box input:focus,.compact-input:focus,input:focus,select:focus,textarea:focus{border-color:#818cf8;box-shadow:0 0 0 3px rgba(99,102,241,.11)}.action-btn{border:0;background:#f3f4f6;padding:6px 9px;border-radius:8px;cursor:pointer}.action-btn.danger{color:var(--red);background:#fff1f2}.modal{position:fixed;inset:0;background:rgba(15,23,42,.48);backdrop-filter:blur(4px);display:none;place-items:center;padding:18px;z-index:60}.modal.open{display:grid}.modal-card{width:min(640px,100%);max-height:90vh;overflow:auto;background:#fff;border-radius:22px;padding:20px;box-shadow:0 28px 70px rgba(15,23,42,.25)}.modal-card.wide{width:min(920px,100%)}.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:17px}.modal-head h3{margin:0}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.form-grid label{display:grid;gap:7px;font-size:12px;font-weight:700}.form-grid label.full{grid-column:1/-1}.form-grid input,.form-grid select,.form-grid textarea,.sale-line-inputs input,.sale-line-inputs select,.sale-summary input{border:1px solid var(--line);border-radius:10px;padding:10px 11px;outline:0;background:#fff}.form-actions{grid-column:1/-1;display:flex;justify-content:flex-end;gap:9px;margin-top:8px}.sale-builder{margin-top:14px}.sale-line-inputs{display:grid;grid-template-columns:2fr .7fr 1fr auto;gap:9px;margin-bottom:13px}.sale-summary{display:flex;justify-content:flex-end;gap:20px;align-items:end;margin-top:14px}.sale-summary label{font-size:12px;display:grid;gap:6px}.sale-summary input{width:130px}.sale-summary div{min-width:130px}.sale-summary div span{display:block;color:var(--muted);font-size:12px}.sale-summary div strong{display:block;margin-top:5px;font-size:17px}.statement{display:grid;gap:8px}.statement-row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px dashed var(--line)}.statement-row.total{font-weight:900;font-size:16px;border-top:2px solid var(--dark);border-bottom:0;margin-top:6px}.toast{position:fixed;right:24px;bottom:24px;background:#111827;color:#fff;padding:12px 16px;border-radius:12px;opacity:0;transform:translateY(12px);pointer-events:none;transition:.25s;z-index:80}.toast.show{opacity:1;transform:translateY(0)}.empty{padding:24px;text-align:center;color:var(--muted)}canvas{width:100%;max-width:100%}.mobile-only{display:none}
@media(max-width:1180px){.metric-grid{grid-template-columns:repeat(3,1fr)}.metric-grid.compact{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.sidebar{transform:translateX(-100%);transition:.25s}.sidebar.open{transform:translateX(0)}.main{margin-left:0;width:100%;padding:18px}.mobile-only{display:block}.grid-2{grid-template-columns:1fr}.topbar-right .status-pill{display:none}.hero-badge{display:none}.metric-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.topbar{align-items:flex-start}.topbar-right .primary-btn{font-size:0;padding:11px}.topbar-right .primary-btn:after{content:'+';font-size:20px}.metric-grid,.metric-grid.compact{grid-template-columns:1fr 1fr}.hero-card{padding:22px}.hero-card h2{font-size:20px}.section-toolbar{align-items:flex-start;flex-direction:column}.search-box,.search-box input,.compact-input{width:100%}.form-grid{grid-template-columns:1fr}.form-grid label.full,.form-actions{grid-column:1}.sale-line-inputs{grid-template-columns:1fr 1fr}.sale-line-inputs .secondary-btn{grid-column:1/-1}.sale-summary{flex-wrap:wrap;justify-content:flex-start}.modal-card{padding:16px}.metric-card strong{font-size:18px}}

/* Login is visible by default; management stays hidden until sign-in. */
[hidden]{display:none!important}
.login-screen{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(ellipse at top,#e0e7ff,transparent 65%),var(--bg)}
.login-card{width:min(420px,100%);background:#fff;padding:36px;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow)}
.login-mark{margin-bottom:22px;color:#fff;width:52px;height:52px;font-size:20px}
.login-card h1{font-size:26px;margin:0 0 10px}.login-card>p{color:var(--muted);font-size:14px;line-height:1.6;margin:0 0 26px}
.login-form{display:grid;gap:10px}.login-form label{font-size:13px;font-weight:700}.login-form input{width:100%;min-width:0;border:1px solid var(--line);border-radius:10px;padding:12px;margin-bottom:8px}.login-form .primary-btn{margin-top:8px;padding:13px}.login-error{margin:0;color:#b4233a;font-size:13px;line-height:1.5}
@media(max-width:480px){.login-card{padding:26px}.login-card h1{font-size:24px}}
/* Keep wide tables inside their panels on small screens. */
.grid-2>*{min-width:0}.main,.panel{min-width:0}canvas{display:block;height:260px}.modal-open{overflow:hidden}.storage-warning{padding:16px;margin-bottom:18px;background:#fff4dd;border:1px solid #c47b16;border-radius:12px}.storage-warning[hidden]{display:none}.toast{max-width:min(560px,calc(100vw - 32px))}.metric-card strong{overflow-wrap:anywhere}.sale-line-inputs>*{min-width:0}.sidebar{overflow-y:auto}.sidebar-footer{padding-top:20px}