.toast{position:fixed;top:24px;right:24px;z-index:10000;display:flex;align-items:center;gap:12px;padding:14px 20px;border-radius:var(--radius-md);box-shadow:var(--shadow-lg);font-size:var(--font-size-base);transform:translate(120%);opacity:0;transition:all .3s ease;max-width:400px}.toast-visible{transform:translate(0);opacity:1}.toast-success{background:var(--color-success-bg);border:1px solid var(--color-success-border);color:var(--color-success)}.toast-error{background:var(--color-error-bg);border:1px solid var(--color-error-border);color:var(--color-error)}.toast-warning{background:var(--color-warning-bg);border:1px solid var(--color-warning-border);color:var(--color-warning)}.toast-info{background:var(--color-info-bg);border:1px solid var(--color-info-border);color:var(--color-info)}.toast-message{flex:1}.toast-close{background:none;border:none;font-size:20px;cursor:pointer;color:inherit;opacity:.6;padding:0 4px;line-height:1}.toast-close:hover{opacity:1}.layout{display:flex;min-height:100vh}.mobile-menu-btn{display:none;position:fixed;top:16px;left:16px;z-index:200;width:40px;height:40px;border-radius:var(--radius-md);background:var(--color-primary);border:none;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;padding:8px}.mobile-menu-btn span{display:block;width:20px;height:2px;background:#fff;border-radius:1px}.sidebar-overlay{display:none}.sidebar{width:240px;min-height:100vh;background:#1e1b4b;color:#fff;display:flex;flex-direction:column;position:fixed;top:0;left:0;z-index:100}.sidebar-logo{display:flex;align-items:center;gap:12px;padding:20px;cursor:pointer;border-bottom:1px solid rgba(255,255,255,.1)}.logo-icon{font-size:28px}.logo-text h1{font-size:18px;font-weight:700;margin:0;color:#fff}.logo-text span{font-size:11px;color:#fff9}.sidebar-nav{flex:1;padding:16px 12px;display:flex;flex-direction:column;gap:4px}.nav-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:8px;color:#ffffffb3;text-decoration:none;font-size:14px;cursor:pointer;border:none;background:none;width:100%;text-align:left;transition:all .2s;position:relative}.nav-item:hover{background:#ffffff1a;color:#fff}.nav-item.active{background:#6366f14d;color:#fff;font-weight:500}.nav-item.active:before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;background:#818cf8;border-radius:0 3px 3px 0}.nav-icon{font-size:18px;width:24px;text-align:center}.nav-label{flex:1}.sidebar-footer{padding:12px;border-top:1px solid rgba(255,255,255,.1)}.user-info{display:flex;align-items:center;gap:12px;padding:8px 16px;margin-bottom:8px}.user-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:600;color:#fff}.user-detail{display:flex;flex-direction:column}.user-name{font-size:14px;font-weight:500;color:#fff}.user-role{font-size:12px;color:#ffffff80}.logout-btn{color:#ffffff80!important}.logout-btn:hover{background:#ef444433!important;color:#fca5a5!important}.main-content{flex:1;margin-left:240px;background:#f5f7fa;min-height:100vh}@media (max-width: 768px){.mobile-menu-btn{display:flex}.sidebar-overlay{display:block;position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;z-index:99}.sidebar{transform:translate(-100%);transition:transform .3s ease}.sidebar.sidebar-open{transform:translate(0)}.main-content{margin-left:0;padding-top:64px}}.error-boundary{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--color-bg)}.error-boundary-content{text-align:center;max-width:400px;padding:var(--space-xl)}.error-boundary-icon{width:80px;height:80px;border-radius:var(--radius-full);background:var(--color-error-bg);color:var(--color-error);font-size:48px;font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto var(--space-lg)}.error-boundary-title{font-size:var(--font-size-2xl);color:var(--color-text);margin-bottom:var(--space-sm)}.error-boundary-message{font-size:var(--font-size-base);color:var(--color-text-secondary);margin-bottom:var(--space-xl)}:root{--color-primary: #6366f1;--color-primary-hover: #4f46e5;--color-primary-light: #a5b4fc;--color-primary-bg: rgba(99, 102, 241, .1);--color-success: #16a34a;--color-success-bg: #f0fdf4;--color-success-border: #bbf7d0;--color-error: #dc2626;--color-error-bg: #fef2f2;--color-error-border: #fecaca;--color-warning: #d97706;--color-warning-bg: #fffbeb;--color-warning-border: #fde68a;--color-info: #0369a1;--color-info-bg: #f0f9ff;--color-info-border: #bae6fd;--color-text: #333;--color-text-secondary: #6b7280;--color-text-muted: #9ca3af;--color-border: #d1d5db;--color-border-light: #e5e7eb;--color-bg: #f5f5f5;--color-bg-white: #ffffff;--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--space-2xl: 48px;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-full: 9999px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .1);--shadow-md: 0 4px 12px rgba(0, 0, 0, .1);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .12);--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-size-sm: 13px;--font-size-base: 14px;--font-size-lg: 16px;--font-size-xl: 18px;--font-size-2xl: 24px;--transition-fast: .15s ease;--transition-normal: .2s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-family);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--color-bg);color:var(--color-text)}.app{min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:0 var(--space-lg)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 24px;border:none;border-radius:var(--radius-md);font-size:var(--font-size-lg);font-weight:500;cursor:pointer;transition:all var(--transition-normal)}.btn-primary{background-color:var(--color-primary);color:#fff}.btn-primary:hover{background-color:var(--color-primary-hover)}.btn-primary:disabled{background-color:var(--color-primary-light);cursor:not-allowed}.btn-secondary{background-color:var(--color-border-light);color:#374151}.btn-secondary:hover{background-color:var(--color-border)}.card{background:var(--color-bg-white);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:var(--space-lg)}.form-group{margin-bottom:var(--space-md)}.form-label{display:block;margin-bottom:var(--space-sm);font-weight:500;color:#374151}.ai-hint{display:flex;align-items:center;gap:var(--space-sm);padding:12px var(--space-md);background:var(--color-info-bg);border:1px solid var(--color-info-border);border-radius:var(--radius-md);margin-bottom:var(--space-md);font-size:var(--font-size-base);color:var(--color-info)}.ai-hint-icon{font-size:var(--font-size-xl)}.form-select,.form-input{width:100%;padding:10px 12px;border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--font-size-base);transition:border-color var(--transition-normal)}.form-select:focus,.form-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-bg)}.alert{padding:12px var(--space-md);border-radius:var(--radius-md);margin-bottom:var(--space-md)}.alert-error{background-color:var(--color-error-bg);border:1px solid var(--color-error-border);color:var(--color-error)}.alert-success{background-color:var(--color-success-bg);border:1px solid var(--color-success-border);color:var(--color-success)}.loading{display:flex;align-items:center;justify-content:center;padding:40px}.spinner{width:40px;height:40px;border:4px solid var(--color-border-light);border-top-color:var(--color-primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}