:root{--color-primary:#111827;--color-primary-hover:#030712;--color-primary-light:#f3f4f6;--color-danger:#dc2626;--color-danger-hover:#b91c1c;--color-danger-light:#fef2f2;--color-success:#15803d;--color-success-light:#f0fdf4;--color-warning:#b45309;--color-warning-light:#fffbeb;--color-bg:#fff;--color-surface:#fff;--color-border:#e5e7eb;--color-border-focus:#9ca3af;--color-hover-bg:#f9fafb;--color-table-head-bg:#fcfcfd;--color-table-row-hover:#fafafa;--color-text:#111827;--color-text-muted:#4b5563;--color-text-faint:#9ca3af;--sidebar-bg:#fff;--sidebar-text:#4b5563;--sidebar-text-active:#111827;--sidebar-active-bg:#f3f4f6;--sidebar-hover-bg:#f9fafb;--sidebar-width:220px;--topbar-height:56px;--topbar-bg:#fff;--topbar-border:#e5e7eb;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-8:32px;--space-10:40px;--space-12:48px;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--shadow-sm:0 1px 2px #1118270a;--shadow-md:0 6px 16px 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var(--color-primary);outline-offset:2px}.app-shell{min-height:100svh;display:flex}.sidebar{width:var(--sidebar-width);background:var(--sidebar-bg);border-right:1px solid var(--color-border);z-index:100;flex-direction:column;height:100svh;display:flex;position:fixed;top:0;left:0;overflow-y:auto}.sidebar-brand{align-items:center;gap:var(--space-3);padding:var(--space-5) var(--space-4);border-bottom:1px solid var(--color-border);min-height:var(--topbar-height);display:flex}.sidebar-brand-icon{background:var(--color-primary-light);border-radius:var(--radius-sm);width:28px;height:28px;color:var(--color-text);border:1px solid var(--color-border);flex-shrink:0;justify-content:center;align-items:center;font-size:14px;display:flex}.sidebar-brand-name{font-size:var(--font-size-md);color:var(--color-text);white-space:nowrap;text-overflow:ellipsis;font-weight:700;overflow:hidden}.sidebar-nav{padding:var(--space-3) var(--space-2);gap:var(--space-1);flex-direction:column;flex:1;display:flex}.sidebar-section-label{font-size:var(--font-size-xs);letter-spacing:.08em;text-transform:uppercase;color:var(--sidebar-text);opacity:.5;padding:var(--space-4) var(--space-3) var(--space-2);margin-top:var(--space-2);font-weight:600}.sidebar-section-label:first-child{margin-top:0}.nav-link{align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);font-size:var(--font-size-sm);color:var(--sidebar-text);transition:background var(--transition-fast), color var(--transition-fast);cursor:pointer;text-align:left;background:0 0;border:none;width:100%;font-weight:500;text-decoration:none;display:flex}.nav-link:hover{background:var(--sidebar-hover-bg);color:var(--sidebar-text-active)}.nav-link.active{background:var(--sidebar-active-bg);color:var(--sidebar-text-active);border:1px solid var(--color-border)}.nav-link-icon{opacity:.85;flex-shrink:0}.main-area{margin-left:var(--sidebar-width);flex-direction:column;flex:1;min-width:0;display:flex}.topbar{height:var(--topbar-height);background:var(--topbar-bg);border-bottom:1px solid var(--topbar-border);-webkit-backdrop-filter:saturate(180%)blur(8px);backdrop-filter:saturate(180%)blur(8px);padding:0 var(--space-6);align-items:center;gap:var(--space-4);z-index:50;display:flex;position:sticky;top:0}.topbar-title{font-size:var(--font-size-md);color:var(--color-text);text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;font-weight:600;overflow:hidden}.topbar-actions{align-items:center;gap:var(--space-2);display:flex}.page-content{padding:var(--space-6);flex:1;width:100%;max-width:1280px;margin:0 auto}.card{background:var(--color-surface);border:1px solid 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var(--space-3);font-size:var(--font-size-xs);border-radius:var(--radius-sm)}.btn-icon{border-radius:var(--radius-sm);padding:6px}.field{gap:var(--space-1);flex-direction:column;display:flex}.field-label{font-size:var(--font-size-xs);color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em;font-weight:600}.field-input,.field-select,.field-textarea{font-family:var(--font-sans);font-size:var(--font-size-sm);color:var(--color-text);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:7px var(--space-3);transition:border-color var(--transition-fast), box-shadow var(--transition-fast);outline:none;width:100%}.field-input:focus,.field-select:focus,.field-textarea:focus{border-color:var(--color-border-focus);box-shadow:0 0 0 3px 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var(--space-6);border-bottom:1px solid var(--color-border);flex-shrink:0;justify-content:space-between;align-items:center;display:flex}.modal-title{font-size:var(--font-size-md);font-weight:600}.modal-body{padding:var(--space-6);flex:1;overflow-y:auto}.modal-footer{justify-content:flex-end;gap:var(--space-2);padding:var(--space-4) var(--space-6);border-top:1px solid var(--color-border);flex-shrink:0;display:flex}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@keyframes slide-up{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.alert{align-items:flex-start;gap:var(--space-3);padding:var(--space-4);border-radius:var(--radius-md);font-size:var(--font-size-sm);margin-bottom:var(--space-4);border:1px solid #0000;display:flex}.alert-error{background:var(--color-danger-light);color:var(--color-danger);border-color:#dc262633}.alert-success{background:var(--color-success-light);color:var(--color-success);border-color:#16a34a33}.spinner{border:2px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;width:20px;height:20px;animation:.6s linear infinite spin}.btn-spinner{border-width:2px;flex-shrink:0;width:14px;height:14px}.spinner-lg{border-width:3px;width:36px;height:36px}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{padding:var(--space-12) var(--space-6);text-align:center;justify-content:center;align-items:center;gap:var(--space-3);flex-direction:column;display:flex}.empty-state-icon{opacity:.35;font-size:32px}.empty-state-title{font-size:var(--font-size-md);color:var(--color-text);font-weight:600}.empty-state-text{font-size:var(--font-size-sm);color:var(--color-text-muted);max-width:320px}.stats-grid{gap:var(--space-4);margin-bottom:var(--space-6);grid-template-columns:repeat(auto-fill,minmax(180px,1fr));display:grid}.stat-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-5);gap:var(--space-2);box-shadow:var(--shadow-none);flex-direction:column;display:flex}.stat-label{font-size:var(--font-size-xs);text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-muted);font-weight:600}.stat-value{font-size:var(--font-size-2xl);color:var(--color-text);font-weight:700;line-height:1}.stat-sub{font-size:var(--font-size-xs);color:var(--color-text-faint)}.page-loading{justify-content:center;align-items:center;height:100svh;display:flex}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:var(--space-2)}.gap-4{gap:var(--space-4)}.mb-4{margin-bottom:var(--space-4)}.mb-6{margin-bottom:var(--space-6)}.text-muted{color:var(--color-text-muted);font-size:var(--font-size-sm)}.text-sm{font-size:var(--font-size-sm)}.font-mono{font-family:var(--font-mono)}.truncate{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.sr-only{clip:rect(0,0,0,0);width:1px;height:1px;position:absolute;overflow:hidden}.page-header{margin-bottom:var(--space-6);justify-content:space-between;align-items:center;gap:var(--space-4);display:flex}.page-heading{font-size:var(--font-size-xl);color:var(--color-text);font-weight:700;line-height:1.2}.table-row-clickable{cursor:pointer}.table-row-clickable td:last-child{position:relative}.table-row-clickable td:last-child:after{content:"›";right:var(--space-4);color:var(--color-text-faint);opacity:0;transition:opacity var(--transition-fast), transform var(--transition-fast);pointer-events:none;font-size:18px;line-height:1;position:absolute;top:50%;transform:translateY(-50%)translate(4px)}.table-row-clickable:hover td:last-child:after{opacity:1;transform:translateY(-50%)translate(0)}.card-filter-bar{align-items:flex-end;gap:var(--space-4);padding:var(--space-4) var(--space-6);border-bottom:1px solid var(--color-border);background:var(--color-table-head-bg);flex-wrap:wrap;display:flex}.card-filter-bar .field{flex:130px;min-width:110px;max-width:200px}.card-filter-bar .field-label{margin-bottom:var(--space-1)}@media (width<=600px){.card-filter-bar{flex-direction:column;align-items:stretch}.card-filter-bar .field{max-width:none}}.preview-modal-subtitle{padding:var(--space-2) var(--space-6) 0;font-size:var(--font-size-sm);color:var(--color-text-muted)}.preview-section{padding:var(--space-5) var(--space-6);border-bottom:1px solid var(--color-border)}.preview-section:last-child{border-bottom:none}.preview-section-title{font-size:var(--font-size-xs);text-transform:uppercase;letter-spacing:.08em;color:var(--color-text-faint);margin-bottom:var(--space-4);font-weight:700}.preview-info-grid{gap:var(--space-4) var(--space-6);grid-template-columns:1fr 1fr;display:grid}@media (width<=540px){.preview-info-grid{grid-template-columns:1fr}.preview-info-item-wide{grid-column:span 1}}.preview-info-item{gap:var(--space-1);flex-direction:column;min-width:0;display:flex}.preview-info-item-wide{grid-column:span 2}.preview-info-value{font-size:var(--font-size-sm);color:var(--color-text);word-break:break-word}.preview-contact-list{gap:var(--space-2);margin-top:var(--space-1);flex-direction:column;display:flex}.preview-contact-row{align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);background:var(--color-hover-bg);font-size:var(--font-size-sm);flex-wrap:wrap;display:flex}.preview-contact-name{color:var(--color-text);font-weight:600}.preview-contact-sep{color:var(--color-border-focus)}.preview-contact-detail{color:var(--color-text-muted)}.chip-link{align-items:center;gap:var(--space-1);font-family:var(--font-mono);font-size:var(--font-size-xs);padding:3px var(--space-2);border-radius:var(--radius-sm);background:var(--color-primary-light);color:var(--color-text);border:1px solid var(--color-border);cursor:pointer;transition:background var(--transition-fast), border-color var(--transition-fast);font-weight:600;text-decoration:none;display:inline-flex}.chip-link:hover{background:var(--color-hover-bg);border-color:var(--color-border-focus)}.preview-error-block{background:var(--color-danger-light);border-radius:var(--radius-md);padding:var(--space-3) var(--space-4);font-size:var(--font-size-sm);color:var(--color-danger);word-break:break-word;white-space:pre-wrap;border:1px solid #dc262633}