.spinner{border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--font-sans);font-weight:500;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-small{padding:6px 12px;font-size:13px}.btn-medium{padding:10px 18px;font-size:14px}.btn-large{padding:14px 24px;font-size:16px}.btn-primary{background:linear-gradient(135deg,var(--color-primary),var(--color-accent));color:#fff}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #2aa7b34d}[data-theme=dark] .btn-primary{color:var(--color-bg)}[data-theme=dark] .btn-primary:hover:not(:disabled){box-shadow:0 4px 12px #45d6e24d}.btn-secondary{background:var(--color-surface-elevated);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover:not(:disabled){background:var(--color-border);border-color:var(--color-text-dim)}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover:not(:disabled){background:var(--color-danger-hover)}.btn-ghost{background:transparent;color:var(--color-text-muted)}.btn-ghost:hover:not(:disabled){background:var(--color-surface-elevated);color:var(--color-text)}.btn-icon{padding:8px;border-radius:var(--radius-md)}.btn-icon.btn-small{padding:6px}.btn-icon.btn-large{padding:12px}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s ease}.modal{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);animation:slideUp .3s ease;max-height:90vh;display:flex;flex-direction:column}.modal-small{width:90%;max-width:400px}.modal-medium{width:90%;max-width:500px}.modal-large{width:90%;max-width:700px}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--color-border)}.modal-header h3{font-size:18px;font-weight:600;color:var(--color-text)}.modal-close{background:none;border:none;color:var(--color-text-muted);cursor:pointer;padding:8px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-md);transition:all var(--transition-fast)}.modal-close:hover{background:var(--color-surface-elevated);color:var(--color-text)}.modal-content{padding:24px;overflow-y:auto}.modal-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:24px}.input-wrapper{display:flex;flex-direction:column;gap:6px}.input-label{font-size:13px;font-weight:500;color:var(--color-text-muted)}.input{padding:8px 16px;background:var(--color-surface-elevated);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text);font-family:var(--font-sans);font-size:14px;transition:all var(--transition-fast);width:100%}.input::placeholder{color:var(--color-text-dim)}.input:hover{border-color:var(--color-text-dim)}.input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #2aa7b31a}[data-theme=dark] .input:focus{box-shadow:0 0 0 3px #45d6e21a}.input-error{border-color:var(--color-danger)}.input-error:focus{border-color:var(--color-danger);box-shadow:0 0 0 3px #ef44441a}.input-error-text{font-size:12px;color:var(--color-danger)}.select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:40px;cursor:pointer}[data-theme=dark] .select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E")}.select option{background:var(--color-surface);color:var(--color-text)}.theme-toggle{display:flex;align-items:center;justify-content:center;width:36px;height:36px;background:var(--color-surface-elevated);border:1px solid var(--color-border);color:var(--color-text-muted);cursor:pointer;transition:all var(--transition-fast)}.theme-toggle:hover{background:var(--color-border);color:var(--color-text);border-color:var(--color-text-dim)}.theme-toggle:focus{outline:none;border-color:var(--color-primary)}.toast-container{position:fixed;bottom:24px;right:24px;display:flex;flex-direction:column;gap:12px;z-index:1000}.toast{display:flex;align-items:center;gap:12px;padding:14px 18px;background:var(--color-surface-elevated);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);border-left:4px solid;animation:slideIn .3s ease;max-width:400px}.toast-success{border-left-color:var(--color-success)}.toast-success svg{color:var(--color-success)}.toast-error{border-left-color:var(--color-danger)}.toast-error svg{color:var(--color-danger)}.toast-warning{border-left-color:var(--color-warning)}.toast-warning svg{color:var(--color-warning)}.toast span{flex:1;font-size:14px;color:var(--color-text)}.toast-close{background:none;border:none;color:var(--color-text-muted);cursor:pointer;padding:4px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);transition:all var(--transition-fast)}.toast-close:hover{background:var(--color-border);color:var(--color-text)}@keyframes slideIn{0%{opacity:0;transform:translate(100%)}to{opacity:1;transform:translate(0)}}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;position:relative}.login-theme-toggle{position:absolute;top:20px;right:20px}.login-container{width:100%;max-width:400px;background:var(--color-surface);border:1px solid var(--color-border);padding:40px;box-shadow:var(--shadow-lg)}.login-header{text-align:center;margin-bottom:32px}.login-logo{width:72px;height:72px;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));display:flex;align-items:center;justify-content:center;margin:0 auto 20px;color:var(--color-bg);font-size:32px}.login-header h1{font-size:24px;font-weight:600;color:var(--color-text);margin-bottom:8px}.login-header p{color:var(--color-text-muted);font-size:14px}.login-form{display:flex;flex-direction:column;gap:16px}.login-button{width:100%;justify-content:center;padding:14px 24px;font-size:15px}.login-button span{flex:1}.login-footer{margin-top:24px;text-align:center}.login-footer p{font-size:13px;color:var(--color-text-dim)}.back-button{width:100%;justify-content:center;color:var(--color-text-muted)}.back-button:hover{color:var(--color-text)}.chat-header{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;background:var(--color-surface);border-bottom:1px solid var(--color-border)}.chat-header-left{display:flex;align-items:center;gap:12px}.chat-header-logo{width:40px;height:40px;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:#fff}[data-theme=dark] .chat-header-logo{color:var(--color-bg)}.chat-header-title h1{font-size:16px;font-weight:600;color:var(--color-text)}.chat-header-title span{font-size:12px;color:var(--color-text-muted)}.chat-header-right{display:flex;align-items:center;gap:12px}.chat-header-user{display:flex;align-items:center;gap:8px;padding:6px 12px;background:var(--color-surface-elevated);border-radius:var(--radius-md);font-size:13px;color:var(--color-text-muted)}@media (max-width: 640px){.chat-header{padding:12px 16px}.chat-header-title span,.chat-header-user span{display:none}}.message{display:flex;gap:12px;padding:8px 0;max-width:85%}.message-user{flex-direction:row-reverse;margin-left:auto}.message-assistant{margin-right:auto}.message-avatar{width:32px;height:32px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;flex-shrink:0}.message-user .message-avatar{background:var(--color-primary);color:#fff}[data-theme=dark] .message-user .message-avatar{color:var(--color-bg)}.message-assistant .message-avatar{background:var(--color-surface-elevated);color:var(--color-accent)}.message-content{display:flex;flex-direction:column;gap:4px}.message-text{padding:12px 16px;border-radius:var(--radius-lg);font-size:14px;line-height:1.6}.message-user .message-text{background:linear-gradient(135deg,var(--color-primary),var(--color-accent));color:#fff;border-bottom-right-radius:var(--radius-sm)}[data-theme=dark] .message-user .message-text{color:var(--color-bg)}.message-assistant .message-text{background:var(--color-surface-elevated);color:var(--color-text);border-bottom-left-radius:var(--radius-sm)}.message-error .message-text{background:#ef44441a;border:1px solid var(--color-danger)}.message-text strong{font-weight:600}.message-text code{background:#0003;padding:2px 6px;font-family:var(--font-mono);font-size:13px}.message-time{font-size:11px;color:var(--color-text-dim);padding:0 4px}.message-user .message-time{text-align:right}.chat-input{padding:16px 24px 24px;background:var(--color-surface);border-top:1px solid var(--color-border)}.chat-input-wrapper{display:flex;gap:12px;align-items:flex-end;background:var(--color-surface-elevated);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:8px;transition:border-color var(--transition-fast)}.chat-input-wrapper:focus-within{border-color:var(--color-primary)}.chat-input textarea{flex:1;background:none;border:none;color:var(--color-text);font-family:var(--font-sans);font-size:14px;line-height:1.5;padding:8px 12px;resize:none;max-height:150px;min-height:24px}.chat-input textarea::placeholder{color:var(--color-text-dim)}.chat-input textarea:focus{outline:none}.chat-send-button{padding:10px 16px;border-radius:var(--radius-md)}.chat-input-hint{font-size:11px;color:var(--color-text-dim);text-align:center;margin-top:8px}@media (max-width: 640px){.chat-input{padding:12px 16px 16px}}.chat-sources{padding:16px;background:var(--color-surface-elevated);border-radius:var(--radius-lg);margin:0 24px 16px;border:1px solid var(--color-border)}.chat-sources-header{display:flex;align-items:center;gap:8px;color:var(--color-text-muted);font-size:13px;font-weight:500;margin-bottom:12px}.chat-sources-list{display:flex;flex-direction:column;gap:8px}.chat-source-link{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text);text-decoration:none;transition:all var(--transition-fast)}.chat-source-link:hover{border-color:var(--color-primary);background:#2aa7b30d}[data-theme=dark] .chat-source-link:hover{background:#45d6e20d}.chat-source-title{font-size:13px;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-source-link svg{color:var(--color-text-muted);flex-shrink:0;margin-left:8px}.chat-page{height:100vh;display:flex;flex-direction:column;background:var(--color-bg)}.chat-container{flex:1;overflow-y:auto;display:flex;flex-direction:column}.chat-messages{flex:1;padding:24px;display:flex;flex-direction:column}.chat-welcome{text-align:center;padding:60px 20px;max-width:500px;margin:auto}.chat-welcome h2{font-size:24px;font-weight:600;color:var(--color-text);margin-bottom:12px}.chat-welcome p{color:var(--color-text-muted);font-size:15px;line-height:1.6}.typing-indicator{display:flex;gap:4px;padding:12px 16px;background:var(--color-surface-elevated);border-radius:var(--radius-lg);width:fit-content;margin-left:44px}.typing-indicator span{width:8px;height:8px;background:var(--color-text-muted);border-radius:50%;animation:bounce 1.4s infinite ease-in-out both}.typing-indicator span:nth-child(1){animation-delay:0s}.typing-indicator span:nth-child(2){animation-delay:.16s}.typing-indicator span:nth-child(3){animation-delay:.32s}@keyframes bounce{0%,80%,to{transform:scale(.8);opacity:.5}40%{transform:scale(1);opacity:1}}@media (max-width: 640px){.chat-messages{padding:16px}.message{max-width:95%}}.admin-sidebar{width:260px;height:100vh;position:fixed;left:0;top:0;background:var(--color-surface);border-right:1px solid var(--color-border);display:flex;flex-direction:column;z-index:100}.admin-sidebar-header{display:flex;align-items:center;gap:12px;padding:20px;border-bottom:1px solid var(--color-border)}.admin-sidebar-logo{width:40px;height:40px;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:#fff}[data-theme=dark] .admin-sidebar-logo{color:var(--color-bg)}.admin-sidebar-header h2{font-size:16px;font-weight:600;color:var(--color-text)}.admin-sidebar-header span{font-size:11px;color:var(--color-text-muted)}.admin-sidebar-nav{flex:1;padding:16px 12px;display:flex;flex-direction:column;gap:4px}.admin-nav-item{display:flex;align-items:center;gap:12px;padding:12px 16px;background:none;border:none;border-radius:var(--radius-md);color:var(--color-text-muted);font-family:var(--font-sans);font-size:14px;cursor:pointer;transition:all var(--transition-fast);width:100%;text-align:left}.admin-nav-item:hover{background:var(--color-surface-elevated);color:var(--color-text)}.admin-nav-item.active{background:#2aa7b31a;color:var(--color-primary)}[data-theme=dark] .admin-nav-item.active{background:#45d6e21a}.admin-nav-item.active svg{color:var(--color-primary)}.admin-sidebar-stats{padding:20px;border-top:1px solid var(--color-border);display:flex;gap:16px}.admin-stat{flex:1;text-align:center}.admin-stat-number{display:block;font-size:24px;font-weight:700;color:var(--color-primary)}.admin-stat-label{font-size:11px;color:var(--color-text-muted)}@media (max-width: 768px){.admin-sidebar{transform:translate(-100%)}.admin-sidebar.open{transform:translate(0)}}.admin-header{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;background:var(--color-surface);border-bottom:1px solid var(--color-border)}.admin-header-left h1{font-size:18px;font-weight:600;color:var(--color-text)}.admin-header-right{display:flex;align-items:center;gap:12px}.admin-header-user{display:flex;align-items:center;gap:8px;padding:6px 12px;background:var(--color-surface-elevated);border-radius:var(--radius-md);font-size:13px;color:var(--color-text-muted)}@media (max-width: 640px){.admin-header{padding:12px 16px}.admin-header-user span{display:none}}.tab-content{max-width:900px}.tab-header{margin-bottom:24px}.tab-header h2{font-size:20px;font-weight:600;color:var(--color-text);margin-bottom:8px}.tab-header p{color:var(--color-text-muted);font-size:14px}.tab-form{display:flex;flex-direction:column;gap:20px;padding:24px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);margin-bottom:24px}.tab-actions{display:flex;gap:12px}.inline-form{display:flex;gap:12px;align-items:flex-end;padding:20px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);margin-bottom:24px}.inline-form .input-wrapper{flex:1}.user-form{padding:20px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);margin-bottom:24px}.user-form-row{display:grid;grid-template-columns:1fr 1fr 1fr auto;gap:12px;align-items:flex-end}.user-form-button{margin-bottom:0}.data-table{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden}.data-table table{width:100%;border-collapse:collapse}.data-table th,.data-table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--color-border)}.data-table th{background:var(--color-surface-elevated);font-size:13px;font-weight:600;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.5px}.data-table td{font-size:14px;color:var(--color-text)}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background:var(--color-surface-elevated)}.empty-state{text-align:center;color:var(--color-text-muted);padding:40px!important}.badge{display:inline-block;padding:4px 10px;font-size:12px;font-weight:500;border-radius:var(--radius-sm);margin-right:4px;text-transform:uppercase}.badge-all{background:#4fb38833;color:var(--color-accent)}[data-theme=dark] .badge-all{background:#80d2ab33}.badge-admin{background:#dc262633;color:var(--color-danger)}[data-theme=dark] .badge-admin{background:#ef444433}.badge-manager{background:#2aa7b333;color:var(--color-primary)}[data-theme=dark] .badge-manager{background:#45d6e233}.badge-hr{background:#d9770633;color:var(--color-warning)}[data-theme=dark] .badge-hr{background:#f59e0b33}.log-output{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:16px;font-family:var(--font-mono);font-size:13px;max-height:300px;overflow-y:auto}.log-entry{padding:4px 0}.log-info{color:var(--color-primary)}.log-success{color:var(--color-success)}.log-error{color:var(--color-danger)}.log-warning{color:var(--color-warning)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:20px;text-align:center}.stat-number{display:block;font-size:28px;font-weight:700;color:var(--color-primary);margin-bottom:4px}.stat-label{font-size:12px;color:var(--color-text-muted)}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.section-header h3{font-size:16px;font-weight:600;color:var(--color-text)}.page-link{display:inline-flex;align-items:center;gap:6px;color:var(--color-text);text-decoration:none}.page-link:hover{color:var(--color-primary)}.danger-zone{margin-top:32px;padding:24px;border:2px solid var(--color-danger);border-radius:var(--radius-lg);background:#dc26260d}[data-theme=dark] .danger-zone{background:#ef44440d}.danger-zone-header{display:flex;align-items:center;gap:8px;margin-bottom:12px;color:var(--color-danger)}.danger-zone-header h3{font-size:16px;font-weight:600}.danger-zone p{color:var(--color-text-muted);font-size:14px;margin-bottom:16px}@media (max-width: 768px){.inline-form{flex-direction:column}.user-form-row{grid-template-columns:1fr}}.admin-page{display:flex;min-height:100vh;background:var(--color-bg)}.admin-main{flex:1;display:flex;flex-direction:column;margin-left:260px}.admin-content{flex:1;padding:24px;overflow-y:auto}@media (max-width: 768px){.admin-main{margin-left:0}}:root{--color-bg: #f5f7fa;--color-surface: #ffffff;--color-surface-elevated: #f0f2f5;--color-border: #d1d5db;--color-border-focus: #2aa7b3;--color-primary: #2aa7b3;--color-primary-hover: #238f99;--color-accent: #4fb388;--color-text: #1f2937;--color-text-muted: #6b7280;--color-text-dim: #9ca3af;--color-danger: #dc2626;--color-danger-hover: #b91c1c;--color-success: #16a34a;--color-warning: #d97706;--font-sans: "DM Sans", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "Space Mono", monospace;--radius-sm: 0;--radius-md: 0;--radius-lg: 0;--radius-xl: 0;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 12px rgba(0, 0, 0, .08);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .12);--transition-fast: .15s ease;--transition-normal: .25s ease;--gradient-primary: linear-gradient(135deg, var(--color-primary), var(--color-accent));--scrollbar-track: #e5e7eb;--scrollbar-thumb: #9ca3af;--scrollbar-thumb-hover: #6b7280}[data-theme=dark]{--color-bg: #0a0f1a;--color-surface: #111827;--color-surface-elevated: #1a2234;--color-border: #2d3748;--color-border-focus: #45d6e2;--color-primary: #45d6e2;--color-primary-hover: #38b2c4;--color-accent: #80d2ab;--color-text: #e2e8f0;--color-text-muted: #94a3b8;--color-text-dim: #64748b;--color-danger: #ef4444;--color-danger-hover: #dc2626;--color-success: #22c55e;--color-warning: #f59e0b;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .5);--gradient-primary: linear-gradient(135deg, var(--color-primary), var(--color-accent));--scrollbar-track: #111827;--scrollbar-thumb: #2d3748;--scrollbar-thumb-hover: #64748b}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;width:100%}body{font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background-color var(--transition-normal),color var(--transition-normal)}body:before{content:"";position:fixed;top:0;left:0;right:0;bottom:0;background:radial-gradient(ellipse at 20% 20%,rgba(42,167,179,.06) 0%,transparent 50%),radial-gradient(ellipse at 80% 80%,rgba(79,179,136,.04) 0%,transparent 50%);pointer-events:none;z-index:-1;transition:background var(--transition-normal)}[data-theme=dark] body:before{background:radial-gradient(ellipse at 20% 20%,rgba(69,214,226,.08) 0%,transparent 50%),radial-gradient(ellipse at 80% 80%,rgba(128,210,171,.06) 0%,transparent 50%)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--scrollbar-track)}::-webkit-scrollbar-thumb{background:var(--scrollbar-thumb)}::-webkit-scrollbar-thumb:hover{background:var(--scrollbar-thumb-hover)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}@keyframes pulse{0%,to{opacity:.4}50%{opacity:1}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-4px)}}.animate-fadeIn{animation:fadeIn .3s ease}.animate-slideUp{animation:slideUp .4s ease}.animate-slideIn{animation:slideIn .3s ease}.loading-screen{height:100vh;display:flex;align-items:center;justify-content:center}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-primary-hover)}code{background:var(--color-surface-elevated);padding:2px 6px;font-family:var(--font-mono);font-size:13px}