@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Be+Vietnam+Pro:wght@300;400;500;600;700;800&display=swap";
:root{--brand-primary:#6366f1;--brand-primary-dark:#4f46e5;--brand-primary-light:#818cf8;--brand-secondary:#0ea5e9;--brand-accent:#f59e0b;--bg-base:#0f1117;--bg-surface:#1a1d27;--bg-elevated:#232635;--bg-overlay:#2d3148;--bg-hover:#6366f114;--bg-active:#6366f126;--sidebar-width:260px;--sidebar-bg:#13151f;--sidebar-border:#ffffff0f;--topbar-height:64px;--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-muted:#64748b;--text-inverse:#0f1117;--border-subtle:#ffffff0f;--border-default:#ffffff1a;--border-strong:#ffffff2e;--color-success:#10b981;--color-success-bg:#10b9811a;--color-warning:#f59e0b;--color-warning-bg:#f59e0b1a;--color-error:#ef4444;--color-error-bg:#ef44441a;--color-info:#3b82f6;--color-info-bg:#3b82f61a;--color-purple:#8b5cf6;--color-purple-bg:#8b5cf61a;--shadow-sm:0 1px 3px #0006;--shadow-md:0 4px 16px #0006;--shadow-lg:0 8px 32px #00000080;--shadow-glow:0 0 20px #6366f14d;--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--radius-xl:20px;--radius-full:9999px;--transition-fast:.15s ease;--transition-base:.25s ease;--transition-slow:.4s ease;--font-sans:"Be Vietnam Pro", "Inter", system-ui, sans-serif;--font-mono:"JetBrains Mono", "Fira Code", monospace}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:14px;line-height:1.6}body{font-family:var(--font-sans);background:var(--bg-base);color:var(--text-primary);min-height:100vh}a{color:inherit;text-decoration:none}button{cursor:pointer;background:0 0;border:none;font-family:inherit}input,select,textarea{font-family:inherit}img{max-width:100%;display:block}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#ffffff1f;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#fff3}.app-shell{min-height:100vh;display:flex}.sidebar{width:var(--sidebar-width);background:var(--sidebar-bg);border-right:1px solid var(--sidebar-border);z-index:100;min-height:100vh;transition:transform var(--transition-base);flex-direction:column;display:flex;position:fixed;top:0;left:0}.main-area{margin-left:var(--sidebar-width);flex-direction:column;flex:1;min-height:100vh;display:flex}.topbar{height:var(--topbar-height);background:var(--bg-surface);border-bottom:1px solid var(--border-subtle);z-index:90;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);align-items:center;gap:16px;padding:0 24px;display:flex;position:sticky;top:0}.page-content{flex:1;max-width:1600px;padding:28px 32px}.sidebar-logo{border-bottom:1px solid var(--sidebar-border);align-items:center;gap:12px;padding:20px 20px 16px;display:flex}.sidebar-logo-icon{background:linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));border-radius:var(--radius-sm);color:#fff;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:18px;font-weight:800;display:flex}.sidebar-logo-text{flex-direction:column;display:flex}.sidebar-logo-name{color:var(--text-primary);font-size:13px;font-weight:700;line-height:1.2}.sidebar-logo-sub{color:var(--text-muted);letter-spacing:.05em;text-transform:uppercase;font-size:10px}.sidebar-nav{flex:1;padding:12px 0;overflow-y:auto}.nav-section{margin-bottom:4px}.nav-section-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;padding:12px 20px 4px;font-size:10px;font-weight:600}.nav-item{position:relative}.nav-link{color:var(--text-secondary);transition:all var(--transition-fast);cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:0;align-items:center;gap:10px;padding:9px 20px;font-size:13.5px;font-weight:500;display:flex}.nav-link:hover{color:var(--text-primary);background:var(--bg-hover)}.nav-link.active{color:var(--brand-primary-light);background:var(--bg-active);font-weight:600}.nav-link.active:before{content:"";background:var(--brand-primary);border-radius:0 3px 3px 0;width:3px;position:absolute;top:4px;bottom:4px;left:0}.nav-link .nav-icon{opacity:.7;flex-shrink:0;width:16px;height:16px}.nav-link.active .nav-icon{opacity:1}.nav-sub-items{border-left:2px solid var(--border-subtle);background:#00000026;margin-left:20px}.nav-sub-link{color:var(--text-muted);transition:all var(--transition-fast);cursor:pointer;align-items:center;gap:8px;padding:7px 16px;font-size:13px;font-weight:400;display:flex}.nav-sub-link:hover{color:var(--text-primary)}.nav-sub-link.active{color:var(--brand-primary-light);font-weight:500}.sidebar-footer{border-top:1px solid var(--sidebar-border);padding:16px 20px}.page-title{color:var(--text-primary);font-size:22px;font-weight:700;line-height:1.3}.page-subtitle{color:var(--text-secondary);margin-top:4px;font-size:13.5px}.section-title{color:var(--text-primary);font-size:15px;font-weight:600}.text-sm{font-size:12.5px}.text-xs{font-size:11px}.text-muted{color:var(--text-muted)}.text-secondary{color:var(--text-secondary)}.text-success{color:var(--color-success)}.text-warning{color:var(--color-warning)}.text-error{color:var(--color-error)}.text-info{color:var(--color-info)}.font-mono{font-family:var(--font-mono)}.card{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);transition:border-color var(--transition-fast);padding:24px}.card:hover{border-color:var(--border-default)}.card-sm{border-radius:var(--radius-md);padding:16px}.card-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.card-title{color:var(--text-primary);font-size:14px;font-weight:600}.stat-card{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);transition:all var(--transition-base);flex-direction:column;gap:12px;padding:20px 24px;display:flex;position:relative;overflow:hidden}.stat-card:hover{border-color:var(--border-default);box-shadow:var(--shadow-md);transform:translateY(-1px)}.stat-card:before{content:"";background:linear-gradient(90deg, var(--card-accent,var(--brand-primary)), transparent);height:3px;position:absolute;top:0;left:0;right:0}.stat-card.accent-success{--card-accent:var(--color-success)}.stat-card.accent-warning{--card-accent:var(--color-warning)}.stat-card.accent-error{--card-accent:var(--color-error)}.stat-card.accent-info{--card-accent:var(--color-info)}.stat-card.accent-purple{--card-accent:var(--color-purple)}.stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;font-size:12px;font-weight:500}.stat-value{color:var(--text-primary);letter-spacing:-.02em;font-size:28px;font-weight:800;line-height:1}.stat-meta{color:var(--text-secondary);font-size:12px}.stat-icon{border-radius:var(--radius-md);justify-content:center;align-items:center;width:40px;height:40px;font-size:18px;display:flex;position:absolute;top:20px;right:20px}.grid-4{grid-template-columns:repeat(4,1fr);gap:20px;display:grid}.grid-3{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.grid-2{grid-template-columns:repeat(2,1fr);gap:20px;display:grid}.grid-auto{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px;display:grid}@media (max-width:1280px){.grid-4{grid-template-columns:repeat(2,1fr)}}@media (max-width:900px){.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}}.btn{border-radius:var(--radius-md);transition:all var(--transition-fast);white-space:nowrap;cursor:pointer;font-size:13.5px;font-weight:500;font-family:var(--font-sans);border:1px solid #0000;align-items:center;gap:7px;padding:8px 16px;display:inline-flex}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-sm{border-radius:var(--radius-sm);padding:5px 12px;font-size:12.5px}.btn-lg{border-radius:var(--radius-md);padding:12px 24px;font-size:15px}.btn-primary{background:var(--brand-primary);color:#fff;border-color:var(--brand-primary)}.btn-primary:hover:not(:disabled){background:var(--brand-primary-dark);border-color:var(--brand-primary-dark);box-shadow:var(--shadow-glow)}.btn-secondary{background:var(--bg-elevated);color:var(--text-primary);border-color:var(--border-default)}.btn-secondary:hover:not(:disabled){background:var(--bg-overlay);border-color:var(--border-strong)}.btn-ghost{color:var(--text-secondary);background:0 0}.btn-ghost:hover:not(:disabled){background:var(--bg-hover);color:var(--text-primary)}.btn-danger{background:var(--color-error-bg);color:var(--color-error);border-color:#ef44444d}.btn-danger:hover:not(:disabled){background:var(--color-error);color:#fff}.btn-success{background:var(--color-success-bg);color:var(--color-success);border-color:#10b9814d}.btn-success:hover:not(:disabled){background:var(--color-success);color:#fff}.badge{border-radius:var(--radius-full);white-space:nowrap;align-items:center;gap:4px;padding:3px 10px;font-size:11.5px;font-weight:500;display:inline-flex}.badge-success{background:var(--color-success-bg);color:var(--color-success)}.badge-warning{background:var(--color-warning-bg);color:var(--color-warning)}.badge-error{background:var(--color-error-bg);color:var(--color-error)}.badge-info{background:var(--color-info-bg);color:var(--color-info)}.badge-purple{background:var(--color-purple-bg);color:var(--color-purple)}.badge-neutral{color:var(--text-secondary);background:#ffffff12}.form-group{flex-direction:column;gap:6px;display:flex}.form-label{color:var(--text-secondary);font-size:13px;font-weight:500}.form-label.required:after{content:" *";color:var(--color-error)}.form-input,.form-select,.form-textarea{background:var(--bg-elevated);border:1px solid var(--border-default);border-radius:var(--radius-md);width:100%;color:var(--text-primary);font-size:13.5px;font-family:var(--font-sans);transition:all var(--transition-fast);appearance:none;outline:none;padding:9px 12px}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--brand-primary);box-shadow:0 0 0 3px #6366f126}.form-input::placeholder,.form-textarea::placeholder{color:var(--text-muted)}.form-textarea{resize:vertical;min-height:100px}.form-select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24'%3E%3Cpath fill='%2394a3b8' d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");background-position:right 10px center;background-repeat:no-repeat;padding-right:32px}.form-hint{color:var(--text-muted);font-size:12px}.form-error{color:var(--color-error);font-size:12px}.table-wrapper{border-radius:var(--radius-lg);border:1px solid var(--border-subtle);width:100%;overflow-x:auto}.data-table{border-collapse:collapse;width:100%;font-size:13.5px}.data-table thead{background:var(--bg-elevated);border-bottom:1px solid var(--border-subtle)}.data-table th{text-align:left;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;white-space:nowrap;padding:11px 16px;font-size:11.5px;font-weight:600}.data-table td{color:var(--text-primary);border-bottom:1px solid var(--border-subtle);vertical-align:middle;padding:12px 16px}.data-table tbody tr{transition:background var(--transition-fast)}.data-table tbody tr:hover{background:#ffffff05}.data-table tbody tr:last-child td{border-bottom:none}.modal-overlay{z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);animation:fadeIn var(--transition-fast) ease;background:#000000b3;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-xl);width:100%;max-width:560px;max-height:90vh;box-shadow:var(--shadow-lg);animation:slideUp var(--transition-base) ease;padding:28px;overflow-y:auto}.modal-lg{max-width:800px}.modal-xl{max-width:1100px}.modal-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.modal-title{color:var(--text-primary);font-size:17px;font-weight:700}.modal-close{border-radius:var(--radius-sm);width:32px;height:32px;color:var(--text-muted);transition:all var(--transition-fast);justify-content:center;align-items:center;display:flex}.modal-close:hover{background:var(--bg-elevated);color:var(--text-primary)}.modal-footer{border-top:1px solid var(--border-subtle);justify-content:flex-end;gap:10px;margin-top:28px;padding-top:20px;display:flex}.tabs{background:var(--bg-elevated);border-radius:var(--radius-lg);border:1px solid var(--border-subtle);gap:2px;width:fit-content;padding:4px;display:flex}.tab{color:var(--text-muted);border-radius:var(--radius-md);transition:all var(--transition-fast);cursor:pointer;padding:7px 16px;font-size:13px;font-weight:500}.tab:hover{color:var(--text-primary)}.tab.active{background:var(--brand-primary);color:#fff}.toolbar{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:20px;display:flex}.search-input-wrapper{flex:1;min-width:200px;max-width:360px;position:relative}.search-input-wrapper .search-icon{color:var(--text-muted);width:15px;height:15px;position:absolute;top:50%;left:10px;transform:translateY(-50%)}.search-input-wrapper .form-input{padding-left:34px}.filter-row{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.page-header{justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:28px;display:flex}.page-header-actions{flex-shrink:0;align-items:center;gap:10px;display:flex}.breadcrumb{color:var(--text-muted);align-items:center;gap:6px;margin-bottom:8px;font-size:12.5px;display:flex}.breadcrumb-sep{opacity:.4}.breadcrumb a:hover{color:var(--text-secondary)}.breadcrumb .current{color:var(--text-secondary);font-weight:500}.empty-state{text-align:center;color:var(--text-muted);flex-direction:column;justify-content:center;align-items:center;gap:12px;padding:60px 24px;display:flex}.empty-state-icon{opacity:.4;margin-bottom:4px;font-size:40px}.empty-state-title{color:var(--text-secondary);font-size:15px;font-weight:600}.empty-state-desc{max-width:340px;font-size:13px}@keyframes shimmer{0%{background-position:-500px 0}to{background-position:500px 0}}.skeleton{background:linear-gradient(90deg, var(--bg-elevated) 25%, var(--bg-overlay) 50%, var(--bg-elevated) 75%);border-radius:var(--radius-sm);background-size:1000px 100%;animation:1.5s infinite shimmer}.loading-spinner{border:2px solid var(--border-default);border-top-color:var(--brand-primary);border-radius:50%;width:20px;height:20px;animation:.6s linear infinite spin}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.items-start{align-items:flex-start}.justify-between{justify-content:space-between}.justify-end{justify-content:flex-end}.gap-2{gap:8px}.gap-3{gap:12px}.gap-4{gap:16px}.gap-6{gap:24px}.w-full{width:100%}.mt-1{margin-top:4px}.mt-2{margin-top:8px}.mt-4{margin-top:16px}.mt-6{margin-top:24px}.mb-4{margin-bottom:16px}.mb-6{margin-bottom:24px}.truncate{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.no-wrap{white-space:nowrap}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.animate-fade-in{animation:fadeIn var(--transition-base) ease}.animate-slide-up{animation:slideUp var(--transition-base) ease}.notif-dot{background:var(--color-error);border:2px solid var(--bg-surface);border-radius:50%;width:7px;height:7px;position:absolute;top:-2px;right:-2px}.progress-bar{background:var(--bg-overlay);border-radius:var(--radius-full);height:6px;overflow:hidden}.progress-bar-fill{border-radius:var(--radius-full);background:var(--brand-primary);height:100%;transition:width var(--transition-slow)}.avatar{background:linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:13px;font-weight:700;display:flex}.avatar-sm{width:28px;height:28px;font-size:11px}.avatar-lg{width:48px;height:48px;font-size:18px}.divider{background:var(--border-subtle);height:1px;margin:20px 0}[data-tooltip]{position:relative}[data-tooltip]:hover:after{content:attr(data-tooltip);background:var(--bg-overlay);color:var(--text-primary);border-radius:var(--radius-sm);border:1px solid var(--border-default);white-space:nowrap;z-index:200;pointer-events:none;padding:5px 10px;font-size:12px;position:absolute;bottom:calc(100% + 6px);left:50%;transform:translate(-50%)}.login-page{background:var(--bg-base);justify-content:center;align-items:center;min-height:100vh;display:flex;position:relative;overflow:hidden}.login-page:before{content:"";pointer-events:none;background:radial-gradient(circle,#6366f11f 0%,#0000 70%);width:600px;height:600px;position:absolute;top:-200px;right:-100px}.login-page:after{content:"";pointer-events:none;background:radial-gradient(circle,#0ea5e914 0%,#0000 70%);width:500px;height:500px;position:absolute;bottom:-150px;left:-100px}.login-card{background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-xl);width:440px;box-shadow:var(--shadow-lg);z-index:1;padding:44px;animation:.4s slideUp;position:relative}.sidebar-overlay{z-index:99;background:#0009;position:fixed;inset:0}.desktop-sidebar{display:block}.mobile-bottom-nav{display:none}#mobile-menu-btn{display:none!important}@media (max-width:1024px){.desktop-sidebar .sidebar{transform:translate(-100%)}.desktop-sidebar .sidebar.open{transform:translate(0)}.main-area{margin-left:0!important}.page-content{padding:20px 16px}}@media (max-width:768px){.desktop-sidebar{display:none}.mobile-bottom-nav{display:block}.topbar{height:52px;padding:0 12px}.page-content{padding:16px 14px calc(80px + env(safe-area-inset-bottom,0px)) 14px;margin-left:0!important}.main-area{padding-top:0;margin-left:0!important}.app-shell{padding-bottom:0}.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}.page-header{flex-direction:column;align-items:flex-start;gap:12px}.login-card{width:100%;margin:16px;padding:28px 20px}table{font-size:12px}.sidebar{z-index:999!important;width:280px!important}}@media (max-width:390px){.page-content{padding:12px 12px calc(76px + env(safe-area-inset-bottom,0px)) 12px}.topbar{padding:0 10px}}