@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-base: #f5f7fa;--bg-surface: #ffffff;--bg-elevated: #f0f2f5;--bg-hover: #e8edf2;--sidebar-w: 240px;--accent: #0ea5e9;--accent-hover: #0284c7;--accent-muted: #e0f2fe;--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--border: #e2e8f0;--border-light: #f1f5f9;--success: #16a34a;--danger: #dc2626;--warning: #d97706;--info: #2563eb;--radius: 10px;--radius-sm: 6px;--radius-lg: 14px;--shadow: 0 1px 4px rgba(15, 23, 42, .06), 0 1px 2px rgba(15, 23, 42, .04);--shadow-lg: 0 8px 24px rgba(15, 23, 42, .1);--transition: .15s ease}html,body,#app{height:100%;font-family:Inter,system-ui,sans-serif;background:var(--bg-base);color:var(--text-primary)}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:99px}.app-shell{display:flex;height:100vh;overflow:hidden}.sidebar{width:var(--sidebar-w);flex-shrink:0;background:var(--bg-surface);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:0;transition:transform var(--transition);z-index:50}.sidebar-logo{padding:18px 16px 14px;display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--border)}.sidebar-logo-icon{width:34px;height:34px;background:var(--accent);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:800;color:#fff}.sidebar-logo-text{font-weight:700;font-size:14px;color:var(--text-primary)}.sidebar-logo-sub{font-size:11px;color:var(--text-muted)}.sidebar-nav{flex:1;padding:10px 8px;overflow-y:auto}.nav-section-label{font-size:10px;font-weight:600;letter-spacing:.08em;color:var(--text-muted);text-transform:uppercase;padding:8px 10px 4px}.nav-link{display:flex;align-items:center;gap:9px;padding:8px 10px;border-radius:var(--radius-sm);color:var(--text-secondary);font-size:13.5px;font-weight:500;text-decoration:none;transition:all var(--transition);cursor:pointer;border:none;background:none;width:100%}.nav-link:hover{background:var(--bg-elevated);color:var(--text-primary)}.nav-link.active{background:var(--accent-muted);color:var(--accent);font-weight:600}.nav-link svg{width:16px;height:16px;flex-shrink:0}.sidebar-footer{padding:10px 8px;border-top:1px solid var(--border)}.main-content{flex:1;display:flex;flex-direction:column;overflow:hidden}.topbar{height:52px;border-bottom:1px solid var(--border);background:var(--bg-surface);display:flex;align-items:center;justify-content:space-between;padding:0 24px;flex-shrink:0;position:relative}.topbar-title{font-size:15px;font-weight:600;color:var(--text-primary)}.topbar-actions{display:flex;align-items:center;gap:10px}.page-content{flex:1;overflow-y:auto;padding:20px 24px}.app-footer{flex-shrink:0;padding:10px 24px;border-top:1px solid var(--border);font-size:12px;color:var(--text-muted);text-align:center;background:var(--bg-surface)}.footer-link{color:var(--accent);text-decoration:none;font-weight:500}.footer-link:hover{text-decoration:underline}.card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}.btn{display:inline-flex;align-items:center;gap:6px;padding:7px 15px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;cursor:pointer;transition:all var(--transition);border:none;text-decoration:none;white-space:nowrap}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover);box-shadow:0 2px 8px #0ea5e94d}.btn-secondary{background:var(--bg-elevated);color:var(--text-secondary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg-hover);color:var(--text-primary)}.btn-danger{background:#fef2f2;color:var(--danger);border:1px solid #fecaca}.btn-danger:hover{background:#fee2e2}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover{background:var(--bg-elevated);color:var(--text-primary)}.btn-sm{padding:4px 10px;font-size:12px}.btn-icon{padding:6px}.btn:disabled{opacity:.45;cursor:not-allowed;transform:none!important;box-shadow:none!important}.form-group{display:flex;flex-direction:column;gap:5px}.form-label{font-size:12.5px;font-weight:500;color:var(--text-secondary)}.form-input{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);padding:8px 12px;font-size:13.5px;font-family:inherit;transition:border-color var(--transition),box-shadow var(--transition);outline:none;width:100%}.form-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #0ea5e91f}.form-input::-moz-placeholder{color:var(--text-muted)}.form-input::placeholder{color:var(--text-muted)}.form-error{font-size:12px;color:var(--danger)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.table-wrap{overflow:auto}.data-table{width:100%;border-collapse:collapse}.data-table th{padding:10px 16px;text-align:left;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);background:var(--bg-base);border-bottom:1px solid var(--border);white-space:nowrap;position:sticky;top:0;z-index:1}.data-table td{padding:11px 16px;font-size:13.5px;color:var(--text-primary);border-bottom:1px solid var(--border-light);vertical-align:middle}.data-table tr:hover td{background:var(--bg-base)}.data-table tr:last-child td{border-bottom:none}.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:99px;font-size:11.5px;font-weight:600}.badge-success{background:#dcfce7;color:var(--success)}.badge-danger{background:#fee2e2;color:var(--danger)}.badge-info{background:#dbeafe;color:var(--info)}.badge-warning{background:#fef3c7;color:var(--warning)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a59;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);z-index:100;display:flex;align-items:center;justify-content:center;padding:24px;animation:fadeIn .12s ease}.modal-box{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);width:100%;max-width:520px;box-shadow:var(--shadow-lg);animation:slideUp .18s ease;display:flex;flex-direction:column;max-height:90vh}.modal-box.modal-lg{max-width:780px}.modal-header{padding:18px 22px 14px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.modal-title{font-size:14px;font-weight:600;color:var(--text-primary)}.modal-body{padding:18px 22px;overflow-y:auto;flex:1;display:flex;flex-direction:column;gap:14px}.modal-footer{padding:14px 22px;border-top:1px solid var(--border);display:flex;gap:8px;justify-content:flex-end}.drawer-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a4d;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:100;animation:fadeIn .12s ease}.drawer{position:fixed;top:0;right:0;bottom:0;width:400px;max-width:100vw;background:var(--bg-surface);border-left:1px solid var(--border);box-shadow:var(--shadow-lg);z-index:101;display:flex;flex-direction:column;animation:slideLeft .2s ease}.drawer-header{padding:18px 22px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;flex-shrink:0}.drawer-title{font-size:14px;font-weight:600;color:var(--text-primary)}.drawer-body{flex:1;overflow-y:auto;padding:18px 22px;display:flex;flex-direction:column;gap:14px}.drawer-footer{padding:14px 22px;border-top:1px solid var(--border);display:flex;gap:8px}.toast-container{position:fixed;bottom:20px;right:20px;z-index:200;display:flex;flex-direction:column;gap:8px}.toast{display:flex;align-items:center;gap:10px;padding:11px 16px;border-radius:var(--radius);background:var(--bg-surface);border:1px solid var(--border);box-shadow:var(--shadow-lg);font-size:13px;font-weight:500;min-width:240px;animation:slideUp .18s ease;color:var(--text-primary)}.toast-success{border-left:3px solid var(--success)}.toast-error{border-left:3px solid var(--danger)}.auth-wrapper{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-base);padding:24px}.auth-card{width:100%;max-width:380px;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow-lg)}.auth-logo{text-align:center;margin-bottom:24px}.auth-logo-icon{width:48px;height:48px;background:var(--accent);border-radius:12px;display:inline-flex;align-items:center;justify-content:center;font-size:22px;font-weight:800;color:#fff;margin-bottom:10px}.auth-title{font-size:18px;font-weight:700;text-align:center;margin-bottom:4px;color:var(--text-primary)}.auth-subtitle{font-size:13px;color:var(--text-muted);text-align:center;margin-bottom:22px}.auth-divider{text-align:center;font-size:12px;color:var(--text-muted);margin:14px 0}.auth-link{color:var(--accent);text-decoration:none;font-size:13px;font-weight:500}.auth-link:hover{text-decoration:underline}.scroll-sentinel{height:1px}.loading-ring{display:flex;justify-content:center;padding:18px}.loading-ring:after{content:"";width:24px;height:24px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:14px;margin-bottom:20px}.stat-card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;display:flex;flex-direction:column;gap:6px;box-shadow:var(--shadow)}.stat-label{font-size:11.5px;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em}.stat-value{font-size:24px;font-weight:700;color:var(--text-primary)}.stat-icon{width:34px;height:34px;border-radius:8px;display:flex;align-items:center;justify-content:center;margin-bottom:4px}.table-toolbar{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--border);gap:10px;flex-wrap:wrap}.toolbar-left{display:flex;align-items:center;gap:10px;flex:1}.search-input-wrap{position:relative;flex:1;max-width:300px}.search-input-wrap svg{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--text-muted);width:14px}.search-input{padding-left:32px!important}.item-img{width:32px;height:32px;border-radius:6px;-o-object-fit:cover;object-fit:cover;background:var(--bg-elevated);border:1px solid var(--border)}.item-img-placeholder{width:32px;height:32px;border-radius:6px;background:var(--accent-muted);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600;color:var(--accent)}.lazy-img{opacity:0;transition:opacity .3s ease;background:linear-gradient(90deg,var(--bg-elevated) 25%,var(--bg-hover) 50%,var(--bg-elevated) 75%);background-size:200% 100%;animation:shimmer 1.2s infinite}.lazy-img.loaded{opacity:1;animation:none;background:var(--bg-elevated)}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.action-btns{display:flex;gap:4px}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes slideLeft{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}@keyframes spin{to{transform:rotate(360deg)}}.bill-items-table{width:100%;border-collapse:collapse}.bill-items-table th,.bill-items-table td{padding:8px 10px;text-align:left;font-size:13px}.bill-items-table th{color:var(--text-muted);font-size:11px;text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--border)}.bill-items-table td{border-bottom:1px solid var(--border-light)}.bill-items-table tr:last-child td{border-bottom:none}@media print{.no-print{display:none!important}body{background:#fff;color:#000}.print-page{padding:20px}}.dashboard-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.menu-btn{display:none}@media (max-width: 768px){.sidebar{position:fixed;left:0;top:0;bottom:0;transform:translate(-100%);box-shadow:var(--shadow-lg)}.sidebar.open{transform:translate(0)}.menu-btn{display:inline-flex}.topbar{padding:0 14px;height:48px}.topbar-title{position:absolute;left:50%;transform:translate(-50%);white-space:nowrap}.page-content{padding:14px}.stats-grid{grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:14px}.dashboard-grid{grid-template-columns:1fr;gap:12px}.modal-overlay{padding:12px}.modal-box{max-height:92vh}.modal-box.modal-lg{max-width:100%}.drawer{width:100%}.form-row{grid-template-columns:1fr}.table-toolbar{padding:10px 12px}.search-input-wrap{max-width:100%}.toast-container{bottom:16px;right:12px;left:12px}.toast{min-width:unset;width:100%}.stat-value{font-size:20px}}