:root{--company-primary:#1f2937;--bg:#f4f6f9;--panel:#fff;--ink:#172033;--muted:#667085;--border:#dfe4ec;--accent:#2563eb;--accent-2:#1d4ed8;--danger:#b42318;--warn:#b54708;--success:#067647;--shadow:0 8px 26px rgba(16,24,40,.08);--radius:14px}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg)}button,input,select,textarea{font:inherit}button{cursor:pointer}a{color:var(--accent)}[hidden]{display:none!important}
.login-screen{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 30% 10%,#e8efff 0,#f5f7fb 38%,#eef1f6 100%)}.login-card{width:min(430px,100%);background:#fff;border:1px solid var(--border);border-radius:22px;padding:34px;box-shadow:0 22px 60px #10182818}.login-card h1{margin:14px 0 6px}.login-card p{margin:0 0 24px;color:var(--muted)}.brand-mark{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;background:#111827;color:#fff;font-weight:800;font-size:24px}.brand-mark.small{width:32px;height:32px;border-radius:9px;font-size:15px}.login-card label,.field label{display:block;font-size:13px;font-weight:700;color:#344054;margin-bottom:6px}.login-card input,.field input,.field select,.field textarea,.table-input,.company-select{width:100%;border:1px solid #cfd6e2;background:#fff;border-radius:9px;padding:10px 11px;color:var(--ink);outline:none}.login-card input:focus,.field input:focus,.field select:focus,.field textarea:focus,.table-input:focus{border-color:#84a9f7;box-shadow:0 0 0 3px #2563eb14}.login-card label{margin-top:14px}.form-error{color:var(--danger);margin-top:12px;font-size:13px}.wide{width:100%;margin-top:20px}
.app-shell{min-height:100vh;display:grid;grid-template-columns:220px 1fr;grid-template-rows:64px 1fr;grid-template-areas:"top top" "side content"}.topbar{grid-area:top;position:sticky;top:0;z-index:30;height:64px;display:flex;align-items:center;gap:14px;padding:0 18px;background:#fff;border-bottom:1px solid var(--border)}.app-title{display:flex;align-items:center;gap:10px;font-size:18px}.company-select{width:auto;min-width:190px;padding:8px 34px 8px 10px;font-weight:650}.topbar-spacer{flex:1}.user-name{font-size:13px;color:var(--muted)}.sidebar{grid-area:side;position:sticky;top:64px;height:calc(100vh - 64px);background:#111827;padding:14px 10px}.sidebar nav{display:grid;gap:4px}.nav-item{display:flex;gap:11px;align-items:center;border:0;background:transparent;color:#cbd5e1;padding:11px 12px;border-radius:9px;text-align:left;font-weight:600}.nav-item:hover,.nav-item.active{background:#ffffff13;color:#fff}.nav-item span{width:20px;text-align:center}.content{grid-area:content;padding:24px;min-width:0}.loading{padding:40px;color:var(--muted);text-align:center}
.btn{border:1px solid var(--border);background:#fff;color:#344054;border-radius:9px;padding:9px 13px;font-weight:700;transition:.15s}.btn:hover{background:#f8fafc}.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn.primary:hover{background:var(--accent-2)}.btn.danger{color:var(--danger);border-color:#f0b4ad}.btn.subtle{background:#f8fafc}.btn.small{padding:6px 9px;font-size:12px}.icon-btn{width:38px;height:38px;border:1px solid var(--border);background:#fff;border-radius:9px}.button-row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:20px}.page-head h1{margin:0 0 4px;font-size:25px}.page-head p{margin:0;color:var(--muted)}.toolbar{display:flex;gap:9px;flex-wrap:wrap;align-items:center;margin-bottom:16px}.toolbar input,.toolbar select{border:1px solid var(--border);border-radius:9px;padding:9px 10px;background:#fff;min-height:40px}.search{min-width:260px}.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 1px 2px #10182808}.card-pad{padding:18px}.card h2,.card h3{margin-top:0}.grid{display:grid;gap:14px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.kpi{padding:17px}.kpi .label{font-size:12px;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.03em}.kpi .value{font-size:25px;font-weight:800;margin-top:5px}.kpi .sub{font-size:12px;color:var(--muted);margin-top:4px}.kpi.warn .value{color:var(--warn)}
.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:12px;background:#fff}.data-table{width:100%;border-collapse:collapse;min-width:720px}.data-table th,.data-table td{padding:11px 12px;border-bottom:1px solid #edf0f4;text-align:left;vertical-align:middle}.data-table th{font-size:11px;letter-spacing:.035em;text-transform:uppercase;color:#667085;background:#f8fafc;position:sticky;top:0}.data-table td.num,.data-table th.num{text-align:right}.data-table tr:last-child td{border-bottom:0}.data-table tbody tr:hover{background:#fafcff}.data-table tr.overdue{background:#fff2f0}.data-table tr.overdue:hover{background:#ffe9e5}.status{display:inline-flex;align-items:center;border-radius:999px;padding:4px 8px;font-size:11px;font-weight:800;background:#eef2f6;color:#475467}.status.paid{background:#dcfae6;color:#067647}.status.unpaid{background:#fff1e7;color:#b54708}.status.draft{background:#eef4ff;color:#3538cd}.status.overdue{background:#fee4e2;color:#b42318}
.field{min-width:0}.field textarea{min-height:100px;resize:vertical}.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.fields .full{grid-column:1/-1}.help{font-size:12px;color:var(--muted);margin-top:5px}.section{margin-top:18px}.section-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.section-title h2{font-size:18px;margin:0}.empty{padding:28px;text-align:center;color:var(--muted)}
.modal-backdrop{position:fixed;z-index:100;inset:0;background:#10182880;display:grid;place-items:center;padding:20px}.modal{width:min(760px,100%);max-height:92vh;overflow:auto;background:#fff;border-radius:18px;box-shadow:0 30px 80px #10182840}.modal.wide{width:min(1100px,100%)}.modal-head{position:sticky;top:0;background:#fff;z-index:2;display:flex;justify-content:space-between;align-items:center;padding:17px 20px;border-bottom:1px solid var(--border)}.modal-head h2{margin:0;font-size:19px}.modal-body{padding:20px}.modal-foot{position:sticky;bottom:0;background:#fff;display:flex;justify-content:flex-end;gap:8px;padding:14px 20px;border-top:1px solid var(--border)}
.toast-root{position:fixed;z-index:200;right:18px;top:78px;display:grid;gap:8px}.toast{background:#101828;color:#fff;padding:11px 14px;border-radius:10px;box-shadow:var(--shadow);max-width:360px;font-size:13px}.toast.error{background:#b42318}.toast.success{background:#067647}
/* Invoice editor */
.invoice-workspace{display:grid;grid-template-columns:minmax(0,820px) 300px;gap:18px;align-items:start}.invoice-paper{width:100%;aspect-ratio:210/297;min-height:1000px;background:#fff;border:1px solid #d8dde6;box-shadow:0 10px 35px #10182818;padding:52px 52px 42px;position:relative;overflow:hidden}.invoice-paper input,.invoice-paper select,.invoice-paper textarea{border:1px solid transparent;background:transparent;border-radius:5px;padding:3px 4px}.invoice-paper input:hover,.invoice-paper select:hover,.invoice-paper textarea:hover,.invoice-paper input:focus,.invoice-paper select:focus,.invoice-paper textarea:focus{border-color:#b7c9ee;background:#f8fbff;outline:none}.invoice-top{display:grid;grid-template-columns:1fr 1fr;gap:32px}.invoice-title{font-size:27px;font-weight:800;margin-bottom:22px;color:var(--company-primary);border-top:3px solid var(--company-primary);padding-top:16px}.invoice-logo{height:70px;max-width:180px;object-fit:contain;margin-left:auto;display:block}.invoice-company-name{text-align:right;font-size:23px;font-weight:800}.customer-picker{position:relative}.customer-picker input{width:100%;font-weight:750;font-size:15px}.customer-lines{font-size:12px;line-height:1.55;padding:4px}.invoice-meta{margin-top:22px;display:grid;grid-template-columns:1fr 1fr;gap:8px 32px;font-size:12px}.meta-row{display:grid;grid-template-columns:115px 1fr;align-items:center}.meta-row b{font-size:11px}.invoice-table{margin-top:34px;width:100%;border-collapse:collapse;font-size:12px}.invoice-table th{border-top:2px solid var(--company-primary);border-bottom:1px solid #bbb;padding:8px 4px;text-align:left;font-size:10px}.invoice-table th.num,.invoice-table td.num{text-align:right}.invoice-table td{padding:7px 4px;vertical-align:top}.invoice-table .desc-input{width:100%;min-width:0}.invoice-table .qty-input{width:64px;text-align:right}.invoice-table .price-input{width:82px;text-align:right}.invoice-line-tools{display:flex;gap:4px;margin-top:2px;opacity:.65}.invoice-line-tools button{border:0;background:none;color:#667085;padding:2px 3px;font-size:11px}.invoice-totals{width:280px;margin:22px 0 0 auto;font-size:12px}.total-row{display:flex;justify-content:space-between;padding:4px 0}.total-row.grand{border-top:1px solid #777;margin-top:4px;padding-top:8px;font-weight:800;font-size:13px}.invoice-bottom{position:absolute;left:52px;right:52px;bottom:70px;display:grid;grid-template-columns:185px 1fr;gap:35px;align-items:end}.qr-wrap{display:flex;gap:10px;align-items:center}.qr-image{width:85px;height:85px}.qr-copy{font-size:10px;font-weight:750}.terms-note{font-size:9px;line-height:1.4}.invoice-footer{position:absolute;left:52px;right:52px;bottom:25px;border-top:1px solid #ddd;padding-top:9px;display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;font-size:8.5px;line-height:1.45}.side-panel{position:sticky;top:82px}.side-panel .card{padding:15px;margin-bottom:12px}.side-panel h3{font-size:14px;margin:0 0 11px}.side-panel .field{margin-top:9px}.side-panel .field label{font-size:11px}.invoice-actions{display:grid;gap:8px}.invoice-mobile-editor{display:none}.line-extra{font-size:10px;color:var(--muted);padding:3px 4px 8px 28px}.pos-link{display:flex;gap:5px;align-items:center}.pos-link select{font-size:10px;max-width:230px}.invoice-warning{background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;padding:9px;border-radius:8px;font-size:11px;margin-top:8px}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:16px}.tab{border:0;background:none;padding:10px 12px;color:var(--muted);font-weight:700;border-bottom:2px solid transparent}.tab.active{color:var(--accent);border-color:var(--accent)}.neg{color:#b42318;font-weight:800}.pos{color:#067647}.mobile-only{display:none}
@media(max-width:1100px){.grid-4{grid-template-columns:repeat(2,1fr)}.invoice-workspace{grid-template-columns:1fr 260px}.invoice-paper{padding:42px 38px}.invoice-bottom,.invoice-footer{left:38px;right:38px}}
@media(max-width:800px){.app-shell{grid-template-columns:1fr;grid-template-areas:"top" "content"}.sidebar{position:fixed;z-index:60;top:64px;left:0;width:230px;transform:translateX(-105%);transition:.2s;box-shadow:20px 0 40px #10182830}.sidebar.open{transform:translateX(0)}.mobile-only{display:inline-grid}.app-title strong{display:none}.company-select{min-width:0;max-width:44vw}.user-name{display:none}.content{padding:14px}.grid-2,.grid-3,.grid-4,.fields{grid-template-columns:1fr}.page-head{align-items:flex-start}.search{min-width:0;width:100%}.invoice-workspace{display:block}.invoice-paper{display:none}.side-panel{position:static}.invoice-mobile-editor{display:block}.mobile-invoice-card{padding:14px;margin-bottom:11px}.mobile-line{padding:12px;border:1px solid var(--border);border-radius:10px;margin-bottom:8px;background:#fff}.mobile-line .row{display:flex;justify-content:space-between;gap:8px;align-items:center}.mobile-line .title{font-weight:750}.invoice-actions{grid-template-columns:1fr 1fr}.modal-backdrop{padding:0;align-items:end}.modal{border-radius:18px 18px 0 0;max-height:94vh}.modal.wide{width:100%}.table-wrap{border-radius:9px}.topbar{padding:0 10px;gap:8px}.btn{padding:9px 11px}.invoice-footer{position:static}.toolbar{align-items:stretch}.toolbar>*{flex:1 1 auto}}
@media print{.topbar,.sidebar,.side-panel,.page-head,.mobile-invoice-card{display:none!important}.app-shell{display:block}.content{padding:0}.invoice-paper{box-shadow:none;border:0;width:210mm;height:297mm;min-height:0}}

/* Inventaris: klikbare waarden blijven eruitzien als tabeldata. */
.link-btn,.stock-value-btn{appearance:none;border:0;background:transparent;padding:0;margin:0;font:inherit;color:inherit;cursor:pointer;text-decoration:none}
.link-btn:hover,.stock-value-btn:hover{text-decoration:underline;text-underline-offset:2px}
.stock-value-btn{font-weight:750}