:root{--bg-primary: #0a0a0f;--bg-secondary: #12121a;--bg-card: #1a1a24;--bg-card-hover: #22222e;--bg-input: #0d0d12;--bg-chat: #0f0f14;--text-primary: #ffffff;--text-secondary: #a0a0b0;--text-muted: #606070;--accent-primary: #6366f1;--accent-primary-hover: #818cf8;--accent-success: #10b981;--accent-warning: #f59e0b;--accent-danger: #ef4444;--accent-danger-hover: #f87171;--accent-purple: #a855f7;--border-color: rgba(255, 255, 255, .08);--border-radius: 12px;--border-radius-sm: 8px;--border-radius-lg: 16px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--shadow-md: 0 4px 20px rgba(0, 0, 0, .4);--shadow-glow: 0 0 30px rgba(99, 102, 241, .15);--transition: all .3s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-primary);color:var(--text-primary);min-height:100vh;line-height:1.6}#app{min-height:100vh}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:linear-gradient(135deg,#0a0a0f,#1a1a2e)}.login-card{background:var(--bg-card);border-radius:var(--border-radius-lg);border:1px solid var(--border-color);padding:48px 40px;width:100%;max-width:420px;box-shadow:var(--shadow-md)}.login-logo{text-align:center;margin-bottom:32px}.login-logo h1{font-size:2rem;font-weight:700;background:linear-gradient(135deg,#6366f1,#a855f7,#ec4899);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.login-logo p{color:var(--text-secondary);margin-top:8px}.app-layout{display:flex;min-height:100vh}.sidebar{width:280px;background:var(--bg-secondary);border-right:1px solid var(--border-color);display:flex;flex-direction:column;flex-shrink:0}.sidebar-header{padding:24px;border-bottom:1px solid var(--border-color)}.sidebar-logo{font-size:1.5rem;font-weight:700;background:linear-gradient(135deg,#6366f1,#a855f7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.sidebar-nav{flex:1;padding:16px}.nav-item{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:var(--border-radius-sm);color:var(--text-secondary);cursor:pointer;transition:var(--transition);margin-bottom:4px}.nav-item:hover{background:var(--bg-card);color:var(--text-primary)}.nav-item.active{background:linear-gradient(135deg,#6366f133,#a855f733);color:var(--accent-primary)}.nav-item .icon{font-size:1.2rem}.sidebar-footer{padding:16px;border-top:1px solid var(--border-color)}.user-info{display:flex;align-items:center;gap:12px;padding:12px;border-radius:var(--border-radius-sm);background:var(--bg-card)}.user-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--accent-primary),var(--accent-purple));display:flex;align-items:center;justify-content:center;font-weight:600}.user-details{flex:1}.user-name{font-weight:500;font-size:.95rem}.user-role{font-size:.8rem;color:var(--text-muted)}.main-content{flex:1;display:flex;flex-direction:column;overflow:hidden}.chat-container{flex:1;display:flex;flex-direction:column;max-width:900px;margin:0 auto;width:100%;padding:24px}.chat-header{display:flex;justify-content:space-between;align-items:center;padding-bottom:24px;border-bottom:1px solid var(--border-color);margin-bottom:24px}.chat-title{font-size:1.5rem;font-weight:600}.chat-options{display:flex;gap:12px;align-items:center}.chat-messages{flex:1;overflow-y:auto;padding:16px 0;display:flex;flex-direction:column;gap:24px}.message{display:flex;gap:16px;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.message.user{flex-direction:row-reverse}.message-avatar{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex-shrink:0}.message.user .message-avatar{background:linear-gradient(135deg,var(--accent-primary),var(--accent-purple))}.message.assistant .message-avatar{background:linear-gradient(135deg,#10b981,#059669)}.message-content{max-width:70%;background:var(--bg-card);border-radius:var(--border-radius);padding:16px 20px;border:1px solid var(--border-color)}.message.user .message-content{background:linear-gradient(135deg,#6366f126,#a855f726);border-color:#6366f14d}.message-text{white-space:pre-wrap;word-break:break-word;line-height:1.7}.message-thoughts{margin-top:12px;padding:12px;background:#a855f71a;border-radius:var(--border-radius-sm);border-left:3px solid var(--accent-purple)}.thoughts-label{font-size:.8rem;color:var(--accent-purple);margin-bottom:8px;font-weight:500}.thoughts-content{font-size:.9rem;color:var(--text-secondary);white-space:pre-wrap}.message-images{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px}.message-images img{max-width:200px;border-radius:var(--border-radius-sm)}.chat-input-container{padding-top:24px;border-top:1px solid var(--border-color)}.chat-input-wrapper{display:flex;gap:12px;align-items:flex-end}.chat-input{flex:1;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:16px 20px;color:var(--text-primary);font-size:1rem;font-family:inherit;resize:none;min-height:56px;max-height:200px;transition:var(--transition)}.chat-input:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px #6366f126}.chat-input::placeholder{color:var(--text-muted)}.admin-container{padding:32px;max-width:1400px;margin:0 auto}.admin-header{margin-bottom:32px}.admin-title{font-size:1.8rem;font-weight:700;margin-bottom:8px}.admin-subtitle{color:var(--text-secondary)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:32px}.stat-card{background:var(--bg-card);border-radius:var(--border-radius);border:1px solid var(--border-color);padding:24px;text-align:center}.stat-value{font-size:2.5rem;font-weight:700;background:linear-gradient(135deg,var(--accent-primary),var(--accent-purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.stat-label{color:var(--text-secondary);margin-top:8px}.card-section{background:var(--bg-card);border-radius:var(--border-radius);border:1px solid var(--border-color);margin-bottom:24px}.card-header{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid var(--border-color)}.card-title{font-size:1.2rem;font-weight:600}.card-body{padding:24px}.data-table{width:100%;border-collapse:collapse}.data-table th,.data-table td{padding:16px;text-align:left;border-bottom:1px solid var(--border-color)}.data-table th{color:var(--text-muted);font-weight:500;font-size:.85rem;text-transform:uppercase;letter-spacing:.5px}.data-table tr:hover td{background:var(--bg-card-hover)}.data-table tr:last-child td{border-bottom:none}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;font-size:.95rem;font-weight:500;border:none;border-radius:var(--border-radius-sm);cursor:pointer;transition:var(--transition);white-space:nowrap;font-family:inherit}.btn-primary{background:linear-gradient(135deg,var(--accent-primary) 0%,#8b5cf6 100%);color:#fff;box-shadow:0 4px 15px #6366f14d}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #6366f166}.btn-secondary{background:var(--bg-card);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--bg-card-hover);border-color:var(--accent-primary)}.btn-success{background:var(--accent-success);color:#fff}.btn-danger{background:var(--accent-danger);color:#fff}.btn-sm{padding:8px 16px;font-size:.85rem}.btn-icon{width:44px;height:44px;padding:0;border-radius:var(--border-radius-sm)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.form-group{margin-bottom:20px}.form-label{display:block;margin-bottom:8px;font-size:.9rem;font-weight:500;color:var(--text-secondary)}.form-input,.form-select,.form-textarea{width:100%;padding:14px 16px;background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);color:var(--text-primary);font-size:.95rem;font-family:inherit;transition:var(--transition)}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px #6366f126}.form-select{cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23a0a0b0' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;padding-right:40px}.form-textarea{min-height:100px;resize:vertical}.switch-container{display:flex;align-items:center;gap:12px}.switch{position:relative;width:48px;height:26px;background:var(--bg-input);border-radius:13px;cursor:pointer;transition:var(--transition);border:1px solid var(--border-color)}.switch.active{background:var(--accent-primary);border-color:var(--accent-primary)}.switch:after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;background:#fff;border-radius:50%;transition:var(--transition)}.switch.active:after{left:25px}.switch-label{font-size:.9rem;color:var(--text-secondary)}.status-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:20px;font-size:.8rem;font-weight:500}.status-badge.success{background:#10b98126;color:var(--accent-success)}.status-badge.warning{background:#f59e0b26;color:var(--accent-warning)}.status-badge.danger{background:#ef444426;color:var(--accent-danger)}.status-badge.muted{background:#60607026;color:var(--text-muted)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000bf;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:24px;animation:fadeIn .2s ease}.modal{background:var(--bg-secondary);border-radius:var(--border-radius);border:1px solid var(--border-color);width:100%;max-width:500px;max-height:90vh;overflow-y:auto;animation:slideUp .3s ease}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:24px 24px 0}.modal-title{font-size:1.3rem;font-weight:600}.modal-close{background:none;border:none;color:var(--text-muted);font-size:1.5rem;cursor:pointer;padding:4px;line-height:1;transition:var(--transition)}.modal-close:hover{color:var(--text-primary)}.modal-body{padding:24px}.modal-footer{display:flex;justify-content:flex-end;gap:12px;padding:0 24px 24px}.spinner{display:inline-block;width:20px;height:20px;border:2px solid transparent;border-top-color:currentColor;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-dots{display:inline-flex;gap:4px}.loading-dots span{width:8px;height:8px;background:var(--accent-primary);border-radius:50%;animation:bounce 1.4s ease-in-out infinite}.loading-dots span:nth-child(1){animation-delay:0s}.loading-dots span:nth-child(2){animation-delay:.2s}.loading-dots span:nth-child(3){animation-delay:.4s}@keyframes bounce{0%,80%,to{transform:scale(0)}40%{transform:scale(1)}}@media (max-width: 768px){.sidebar{display:none}.chat-container{padding:16px}.message-content{max-width:85%}.admin-container{padding:16px}}.upload-btn{display:flex;align-items:center;justify-content:center;width:44px;height:44px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);cursor:pointer;font-size:1.2rem;transition:var(--transition)}.upload-btn:hover{background:var(--bg-card-hover);border-color:var(--accent-primary)}.uploaded-preview{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px;padding:12px;background:var(--bg-card);border-radius:var(--border-radius-sm);border:1px solid var(--border-color)}.preview-item{position:relative;width:80px;height:80px}.preview-item img{width:100%;height:100%;object-fit:cover;border-radius:8px}.preview-item .remove-btn{position:absolute;top:-6px;right:-6px;width:20px;height:20px;background:var(--accent-danger);color:#fff;border:none;border-radius:50%;font-size:14px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center}.message-uploaded-images{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}.message-uploaded-images img{max-width:150px;max-height:150px;border-radius:8px;object-fit:cover}.generated-image{position:relative;display:inline-block}.generated-image img{max-width:300px;border-radius:8px;cursor:pointer;transition:var(--transition)}.generated-image img:hover{transform:scale(1.02)}.generated-image .image-type{position:absolute;bottom:8px;left:8px;background:#000000b3;color:#fff;padding:4px 8px;border-radius:4px;font-size:.75rem}.message-text code{background:#6366f126;padding:2px 6px;border-radius:4px;font-family:Fira Code,monospace;font-size:.9em}.message-text strong{color:var(--accent-primary)}.api-info-grid{display:flex;flex-direction:column;gap:20px}.api-info-item{display:flex;flex-direction:column;gap:8px}.api-info-item label{font-size:.9rem;color:var(--text-secondary);font-weight:500}.api-value{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.api-value code{background:var(--bg-input);padding:12px 16px;border-radius:var(--border-radius-sm);font-family:Fira Code,Consolas,monospace;font-size:.9rem;color:var(--accent-primary);border:1px solid var(--border-color);word-break:break-all}.code-block{background:var(--bg-input);padding:20px;border-radius:var(--border-radius-sm);border:1px solid var(--border-color);overflow-x:auto;margin:0}.code-block code{font-family:Fira Code,Consolas,monospace;font-size:.85rem;color:var(--text-primary);line-height:1.6}