:root,[data-theme=light]{--sds-bg-base:#f5f5f5;--sds-bg-surface:#fff;--sds-bg-raised:#fff;--sds-bg-section:#f1f1f1;--sds-text-strong:#292929;--sds-text-subtle:#616161;--sds-text-link:#4b78aa;--sds-text-on-surface-strong:#292929;--sds-text-on-surface-subtle:#757575;--sds-border-strong:#292929;--sds-border-medium:#757575;--sds-border-subtle:#1c1c1c22;--sds-border-on-surface-strong:#343434;--sds-border-on-surface-medium:#919191;--sds-border-on-surface-subtle:#e0e0e0;--sds-hover-bg:#ebebeb;--sds-hover-bg-surface:#f5f5f5;--sds-press-bg:#e0e0e0;--sds-press-bg-surface:#ebebeb;--sds-disabled-bg:#1c1c1c0a;--sds-disabled-text:#1c1c1c61;--sds-disabled-border:#1c1c1c22;--sds-brand-primary-bg:#ffc600;--sds-brand-primary-fg:#292929;--sds-brand-primary-text-on-bg:#292929;--sds-brand-primary-text-on-fg:#fff;--sds-brand-secondary-bg:#dd1d21;--sds-brand-secondary-fg:#fff;--sds-selected-bg:#007fa2;--sds-selected-fg:#fff;--sds-selected-text-on-bg:#fff;--sds-positive-bg:#008557;--sds-positive-fg:#eff7f2;--sds-positive-text-on-bg:#fff;--sds-positive-text-on-fg:#006f45;--sds-negative-bg:#dd1d21;--sds-negative-fg:#ffd6d0;--sds-negative-text-on-bg:#fff;--sds-negative-text-on-fg:#c5000d;--sds-warning-bg:#ed8a00;--sds-warning-fg:#753a00;--sds-warning-text-on-bg:#542800;--sds-warning-text-on-fg:#fff;--sds-info-bg:#4b78aa;--sds-info-fg:#d6e1ef;--sds-info-text-on-bg:#fff;--sds-info-text-on-fg:#336094;--sds-positive-subtle-bg:#eff7f2;--sds-positive-subtle-fg:#008557;--sds-positive-subtle-text:#006f45;--sds-negative-subtle-bg:#fff2f0;--sds-negative-subtle-fg:#dd1d21;--sds-negative-subtle-text:#c5000d;--sds-warning-subtle-bg:#fff3e5;--sds-warning-subtle-fg:#b25f00;--sds-warning-subtle-text:#964e00;--sds-info-subtle-bg:#f1f4f9;--sds-info-subtle-fg:#4b78aa;--sds-info-subtle-text:#336094;--sds-neutral-strong-bg:#757575;--sds-neutral-strong-fg:#e0e0e0;--sds-neutral-strong-text-on-bg:#fff;--sds-focus-ring:2px solid #007fa2;--sds-focus-offset:-1px;--sds-mask:#00000080;--sds-shadow-low1:drop-shadow(0 0 1px #0000001f) drop-shadow(0 1px 3px #0000001f);--sds-shadow-low2:drop-shadow(0 0 2px #0000001f) drop-shadow(0 3px 5px #0000001f);--sds-shadow-low3:drop-shadow(0 1px 8px #0000001f) drop-shadow(0 4px 10px #0000001f);--sds-shadow-low4:drop-shadow(0 4px 16px #0000001f) drop-shadow(0 8px 16px #0000001f);--sds-shadow-high1:drop-shadow(0 8px 24px #0000002e) drop-shadow(0 20px 64px #0000002e);--sds-shadow-high2:drop-shadow(0 20px 40px #00000029) drop-shadow(0 32px 80px #0000002e)}[data-theme=dark]{--sds-bg-base:#1c1c1c;--sds-bg-surface:#292929;--sds-bg-raised:#343434;--sds-bg-section:#292929;--sds-text-strong:#f5f5f5;--sds-text-subtle:#919191;--sds-text-link:#54b8c8;--sds-text-on-surface-strong:#f5f5f5;--sds-text-on-surface-subtle:#ababab;--sds-border-strong:#f5f5f5;--sds-border-medium:#757575;--sds-border-subtle:#ffffff17;--sds-border-on-surface-strong:#e0e0e0;--sds-border-on-surface-medium:#757575;--sds-border-on-surface-subtle:#ffffff17;--sds-hover-bg:#292929;--sds-hover-bg-surface:#343434;--sds-press-bg:#343434;--sds-press-bg-surface:#404040;--sds-disabled-bg:#ffffff08;--sds-disabled-text:#ffffff5a;--sds-disabled-border:#ffffff17;--sds-brand-primary-bg:#ffc600;--sds-brand-primary-fg:#292929;--sds-brand-primary-text-on-bg:#292929;--sds-brand-primary-text-on-fg:#fff;--sds-brand-secondary-bg:#dd1d21;--sds-brand-secondary-fg:#fff;--sds-selected-bg:#0097bb;--sds-selected-fg:#fff;--sds-selected-text-on-bg:#fff;--sds-positive-bg:#a0c963;--sds-positive-fg:#506926;--sds-positive-text-on-bg:#3c501b;--sds-positive-text-on-fg:#c9ec9a;--sds-negative-bg:#dd1d21;--sds-negative-fg:#5a0000;--sds-negative-text-on-bg:#fff;--sds-negative-text-on-fg:#ff887b;--sds-warning-bg:#ed8a00;--sds-warning-fg:#753a00;--sds-warning-text-on-bg:#542800;--sds-warning-text-on-fg:#ffb15b;--sds-info-bg:#81ccd9;--sds-info-fg:#006b7b;--sds-info-text-on-bg:#00525e;--sds-info-text-on-fg:#c0e6ec;--sds-positive-subtle-bg:#293910;--sds-positive-subtle-fg:#a0c963;--sds-positive-subtle-text:#c9ec9a;--sds-negative-subtle-bg:#5a0000;--sds-negative-subtle-fg:#dd1d21;--sds-negative-subtle-text:#ffaca0;--sds-warning-subtle-bg:#542800;--sds-warning-subtle-fg:#ed8a00;--sds-warning-subtle-text:#ffb15b;--sds-info-subtle-bg:#003a44;--sds-info-subtle-fg:#81ccd9;--sds-info-subtle-text:#c0e6ec;--sds-neutral-strong-bg:#ababab;--sds-neutral-strong-fg:#343434;--sds-neutral-strong-text-on-bg:#292929;--sds-focus-ring:2px solid #0097bb;--sds-focus-offset:-1px;--sds-mask:#000000b3;--sds-shadow-low1:drop-shadow(0 0 1px #00000073) drop-shadow(0 1px 3px #00000052);--sds-shadow-low2:drop-shadow(0 0 2px #00000073) drop-shadow(0 3px 5px #00000052);--sds-shadow-low3:drop-shadow(0 1px 8px #00000073) drop-shadow(0 4px 10px #00000052);--sds-shadow-low4:drop-shadow(0 4px 16px #00000073) drop-shadow(0 8px 16px #00000052);--sds-shadow-high1:drop-shadow(0 8px 24px #0000008c) drop-shadow(0 20px 64px #00000073);--sds-shadow-high2:drop-shadow(0 20px 40px #0000008c) drop-shadow(0 32px 80px #00000073)}.error-boundary{text-align:center;color:var(--sds-color-text-default,#333);padding:2rem}.error-boundary p{color:var(--sds-color-text-secondary,#666)}.error-boundary button{background:var(--sds-color-primary,#fbce07);cursor:pointer;border:none;border-radius:4px;margin-top:1rem;padding:.5rem 1.5rem;font-weight:600}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;color:var(--sds-text-strong);background:var(--sds-bg-base);-webkit-font-smoothing:antialiased;font-family:Shell Font,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:14px;line-height:1.5}#root{height:100%}a{color:var(--sds-text-link);text-decoration:none}a:hover{text-decoration:underline}.app-layout{height:100vh;display:flex;overflow:hidden}.sidebar{background:var(--sds-bg-surface);border-right:1px solid var(--sds-border-on-surface-subtle);width:260px;filter:var(--sds-shadow-low1);z-index:10;flex-direction:column;flex-shrink:0;transition:transform .3s;display:flex;overflow-y:auto}.sidebar-header{border-bottom:1px solid var(--sds-border-on-surface-subtle);align-items:center;gap:12px;padding:16px 20px;display:flex}.sidebar-header h1{color:var(--sds-text-strong);white-space:nowrap;font-size:16px;font-weight:700}.sidebar-brand{flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;display:flex}.sidebar-nav{flex:1;padding:8px 0}.sidebar-group-label{text-transform:uppercase;letter-spacing:.05em;color:var(--sds-text-subtle);padding:12px 20px 4px;font-size:11px;font-weight:700}.sidebar-link{color:var(--sds-text-subtle);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:12px;width:100%;padding:10px 20px;font-size:14px;font-weight:400;text-decoration:none;transition:background .15s,color .15s;display:flex}.sidebar-link:hover{background:var(--sds-hover-bg-surface);color:var(--sds-text-strong);text-decoration:none}.sidebar-link.active{background:var(--sds-selected-bg);color:var(--sds-selected-text-on-bg);font-weight:600}.sidebar-link svg{flex-shrink:0}.main-area{flex-direction:column;flex:1;display:flex;overflow:hidden}.topbar{background:var(--sds-bg-surface);border-bottom:1px solid var(--sds-border-on-surface-subtle);height:56px;filter:var(--sds-shadow-low1);z-index:5;flex-shrink:0;justify-content:space-between;align-items:center;padding:0 24px;display:flex}.topbar-left,.topbar-right{align-items:center;gap:16px;display:flex}.topbar-title{color:var(--sds-text-strong);font-size:18px;font-weight:700}.content{flex:1;padding:24px;overflow-y:auto}.page-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.page-header h2{color:var(--sds-text-strong);font-size:24px;font-weight:700}.hamburger-btn{color:var(--sds-text-strong);cursor:pointer;background:0 0;border:none;padding:4px;display:none}.hamburger-btn:focus-visible{outline:var(--sds-focus-ring);outline-offset:var(--sds-focus-offset)}.kpi-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-bottom:24px;display:grid}.kpi-card{background:var(--sds-bg-surface);filter:var(--sds-shadow-low2);border-radius:8px;padding:20px}.kpi-card-label{color:var(--sds-text-subtle);margin-bottom:8px;font-size:13px;font-weight:600}.kpi-card-value{color:var(--kpi-accent,var(--sds-text-primary));font-size:28px;font-weight:700}.chart-container{background:var(--sds-bg-surface);filter:var(--sds-shadow-low2);border-radius:8px;margin-bottom:24px;padding:20px}.chart-title{color:var(--sds-text-strong);margin-bottom:16px;font-size:16px;font-weight:700}.bar-chart{align-items:flex-end;gap:12px;height:200px;padding-top:20px;display:flex}.bar-chart-item{flex-direction:column;flex:1;justify-content:flex-end;align-items:center;height:100%;display:flex}.bar-chart-bar{border-radius:4px 4px 0 0;width:100%;max-width:60px;min-height:4px;transition:height .3s}.bar-chart-label{color:var(--sds-text-subtle);text-align:center;margin-top:8px;font-size:12px}.bar-chart-value{color:var(--sds-text-strong);margin-bottom:4px;font-size:12px;font-weight:600}.table-toolbar{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:16px;display:flex}.table-toolbar select,.table-toolbar input{border:1px solid var(--sds-border-on-surface-subtle);background:var(--sds-bg-section);height:36px;color:var(--sds-text-strong);border-radius:6px;padding:0 12px;font-size:13px}.pagination{color:var(--sds-text-subtle);justify-content:space-between;align-items:center;padding:12px 0;font-size:13px;display:flex}.pagination-buttons{gap:4px;display:flex}.pagination-btn{border:1px solid var(--sds-border-on-surface-subtle);background:var(--sds-bg-surface);color:var(--sds-text-strong);cursor:pointer;border-radius:6px;padding:6px 12px;font-size:13px}.pagination-btn:disabled{opacity:.5;cursor:not-allowed}.pagination-btn.active{background:var(--sds-selected-bg);color:var(--sds-selected-text-on-bg);border-color:var(--sds-selected-bg)}.cell-stack{flex-direction:column;align-items:flex-start;gap:.25rem;display:flex}.cell-stack small{color:var(--sds-text-subtle);font-size:.75rem}.form-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.form-grid-full{grid-column:1/-1}.customer-warning-banner{border:1px solid var(--sds-warning-bg);border-left:4px solid var(--sds-warning-bg);background:var(--sds-bg-section);color:var(--sds-text-strong);border-radius:8px;padding:12px}.customer-warning-banner p,.customer-warning-banner ul{margin:8px 0 0}.customer-warning-acknowledgement{align-items:center;gap:8px;margin-top:12px;font-weight:500;display:flex}.customer-warning-link{color:var(--sds-selected-bg);margin-top:8px;display:inline-block}.form-actions{border-top:1px solid var(--sds-border-on-surface-subtle);grid-column:1/-1;justify-content:flex-end;gap:12px;margin-top:24px;padding-top:16px;display:flex}.table-actions{gap:.5rem;display:flex}.line-items-section{margin-top:16px}.line-items-header{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.line-item-row{grid-template-columns:2.2fr 1.2fr .9fr .8fr 1.2fr .95fr auto;align-items:start;gap:8px;margin-bottom:8px;display:grid}.line-item-labels{color:var(--sds-text-on-surface-subtle);align-items:end;margin-bottom:4px;font-size:12px;font-weight:600}.line-item-row>*{min-width:0}.vat-schedule-editor{grid-column:1/-1;margin-top:8px}.vat-schedule-row{grid-template-columns:1fr 1fr 1fr auto;align-items:end;gap:8px;margin-bottom:8px;display:grid}.line-item-totals{border-top:1px solid var(--sds-border-on-surface-subtle);flex-direction:column;align-items:flex-end;gap:4px;margin-top:16px;padding-top:16px;display:flex}.line-item-totals .total-row{gap:24px;font-size:14px;display:flex}.line-item-totals .total-row.grand-total{font-size:18px;font-weight:700}.activity-feed{background:var(--sds-bg-surface);filter:var(--sds-shadow-low2);border-radius:8px;padding:20px}.activity-item{border-bottom:1px solid var(--sds-border-on-surface-subtle);align-items:flex-start;gap:12px;padding:10px 0;display:flex}.activity-item:last-child{border-bottom:none}.activity-dot{border-radius:50%;flex-shrink:0;width:8px;height:8px;margin-top:6px}.activity-text{color:var(--sds-text-strong);flex:1;font-size:13px}.activity-time{color:var(--sds-text-subtle);white-space:nowrap;font-size:12px}.comparison-grid{grid-template-columns:1fr 1fr;gap:24px;margin-bottom:24px;display:grid}.comparison-card{background:var(--sds-bg-surface);filter:var(--sds-shadow-low2);border-radius:8px;padding:20px}.comparison-card h3{color:var(--sds-text-strong);align-items:center;gap:8px;margin-bottom:16px;font-size:16px;font-weight:700;display:flex}.comparison-metric{border-bottom:1px solid var(--sds-border-on-surface-subtle);justify-content:space-between;padding:8px 0;font-size:13px;display:flex}.comparison-metric:last-child{border-bottom:none}.comparison-metric-label{color:var(--sds-text-subtle)}.comparison-metric-value{color:var(--sds-text-strong);font-weight:600}.comment-thread{margin-top:16px}.comment-item{border-bottom:1px solid var(--sds-border-on-surface-subtle);padding:12px 0}.comment-item:last-child{border-bottom:none}.comment-header{justify-content:space-between;margin-bottom:4px;display:flex}.comment-author{color:var(--sds-text-strong);font-size:13px;font-weight:600}.comment-time{color:var(--sds-text-subtle);font-size:12px}.comment-text{color:var(--sds-text-strong);font-size:13px}.comment-input{gap:8px;margin-top:16px;display:flex}.comment-input textarea{border:1px solid var(--sds-border-on-surface-subtle);background:var(--sds-bg-section);color:var(--sds-text-strong);resize:vertical;border-radius:6px;flex:1;min-height:60px;padding:10px 12px;font-family:inherit;font-size:13px}.comment-input textarea:focus{outline:var(--sds-focus-ring);outline-offset:var(--sds-focus-offset)}.detail-grid{grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px;display:grid}.detail-field{font-size:13px}.detail-field-label{color:var(--sds-text-subtle);margin-bottom:2px;font-weight:600}.detail-field-value{color:var(--sds-text-strong)}.settings-section{background:var(--sds-bg-surface);filter:var(--sds-shadow-low2);border-radius:8px;margin-bottom:24px;padding:24px}.settings-section h3{color:var(--sds-text-strong);margin-bottom:16px;font-size:18px;font-weight:700}.settings-section form{margin-bottom:16px}.settings-section-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.settings-section-header h3,.settings-section-header h4{margin-bottom:0}.file-upload-label{cursor:pointer;align-items:center;display:inline-flex}.file-upload-label input[type=file]{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.file-upload-label span{border:1px solid var(--sds-border-on-surface-subtle);background:var(--sds-bg-surface);color:var(--sds-text-strong);-webkit-user-select:none;user-select:none;border-radius:4px;padding:6px 16px;font-size:.875rem;display:inline-block}.file-upload-label:hover span{background:var(--sds-bg-section)}.file-upload-label:focus-within span{outline:var(--sds-focus-ring);outline-offset:var(--sds-focus-offset)}.settings-cards{grid-template-columns:repeat(auto-fill,minmax(420px,1fr));gap:16px;display:grid}.settings-country-cards{grid-template-columns:1fr}.settings-country-card{width:100%}.settings-country-detail-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px 24px;margin-bottom:0}.settings-country-detail-grid .detail-row{grid-template-columns:minmax(140px,.42fr) minmax(0,1fr);align-items:start;gap:8px 16px;min-width:0;display:grid}.settings-country-detail-grid .detail-label{color:var(--sds-text-subtle);font-size:13px;font-weight:600}.settings-country-detail-grid .tag-list{flex-wrap:wrap;gap:6px;min-width:0;display:flex}.settings-country-detail-wide{grid-column:1/-1}.settings-country-detail-wide .tag-list{align-items:flex-start}.empty-state{color:var(--sds-text-subtle);flex-direction:column;justify-content:center;align-items:center;padding:48px 24px;font-size:14px;display:flex}.empty-state svg{opacity:.5;margin-bottom:12px}.loading-spinner{justify-content:center;align-items:center;padding:48px;display:flex}.spinner{border:3px solid var(--sds-border-on-surface-subtle);border-top-color:var(--sds-selected-bg);border-radius:50%;width:32px;height:32px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.toast-container{z-index:1000;flex-direction:column;gap:8px;display:flex;position:fixed;bottom:24px;right:24px}.toast{filter:var(--sds-shadow-low3);border-radius:8px;align-items:center;gap:8px;max-width:400px;padding:12px 20px;font-size:14px;font-weight:500;animation:.3s toast-in;display:flex}.toast-success{background:var(--sds-positive-bg);color:var(--sds-positive-text-on-bg)}.toast-error{background:var(--sds-negative-bg);color:var(--sds-negative-text-on-bg)}@keyframes toast-in{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.topbar-select{border:1px solid var(--sds-border-on-surface-subtle);background:var(--sds-bg-section);height:36px;color:var(--sds-text-strong);cursor:pointer;border-radius:6px;padding:0 12px;font-size:13px}.topbar-icon-btn{color:var(--sds-text-strong);cursor:pointer;background:0 0;border:none;align-items:center;padding:4px;display:flex}.topbar-icon-btn:focus-visible{outline:var(--sds-focus-ring);outline-offset:var(--sds-focus-offset)}.topbar-user{color:var(--sds-text-strong);font-size:13px;font-weight:600}.kpi-card-trend{margin-left:6px;font-size:16px}.pagination-controls{align-items:center;gap:12px;display:flex}.pagination-page-size{border:1px solid var(--sds-border-on-surface-subtle);background:var(--sds-bg-section);height:32px;color:var(--sds-text-strong);border-radius:6px;padding:0 8px;font-size:13px}.comparison-section-title{margin-top:24px;margin-bottom:16px}.detail-line-items{border-collapse:collapse;width:100%;margin-top:8px}.detail-line-items th{text-align:left;border-bottom:1px solid var(--sds-border-on-surface-subtle);color:var(--sds-text-subtle);padding:8px 4px;font-size:13px}.detail-line-items th.text-right,.detail-line-items td.text-right{text-align:right}.detail-line-items td{padding:8px 4px;font-size:13px}@media (width<=768px){.sidebar{z-index:100;height:100vh;position:fixed;top:0;left:0;transform:translate(-100%)}.sidebar.open{transform:translate(0)}.sidebar-overlay{background:var(--sds-mask);z-index:99;display:none;position:fixed;inset:0}.sidebar-overlay.visible,.hamburger-btn{display:block}.content{padding:16px}.form-grid,.comparison-grid{grid-template-columns:1fr}.line-item-row{grid-template-columns:1fr 1fr}.detail-grid{grid-template-columns:1fr}}.validation-result-item{margin-bottom:.5rem}