:root{--color-primary: #3b82f6;--color-primary-dark: #2563eb;--color-primary-light: #60a5fa;--color-bg-primary: #0f172a;--color-bg-secondary: #1e293b;--color-bg-tertiary: #334155;--color-bg-card: #1e293b;--color-bg-hover: #334155;--color-text-primary: #f1f5f9;--color-text-secondary: #cbd5e1;--color-text-muted: #94a3b8;--color-success: #10b981;--color-warning: #f59e0b;--color-danger: #ef4444;--color-info: #06b6d4;--color-border: #334155;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .5);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .6);--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 1.875rem;--transition-fast: .15s ease-in-out;--transition-base: .25s ease-in-out;--transition-slow: .35s ease-in-out}[data-theme=light]{--color-primary: #2563eb;--color-primary-dark: #1d4ed8;--color-primary-light: #3b82f6;--color-bg-primary: #f8fafc;--color-bg-secondary: #f1f5f9;--color-bg-tertiary: #e2e8f0;--color-bg-card: #ffffff;--color-bg-hover: #f1f5f9;--color-text-primary: #0f172a;--color-text-secondary: #334155;--color-text-muted: #64748b;--color-success: #059669;--color-warning: #d97706;--color-danger: #dc2626;--color-info: #0891b2;--color-border: #e2e8f0;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;width:100%}body{font-family:var(--font-family);font-size:var(--font-size-base);line-height:1.6;color:var(--color-text-primary);background:linear-gradient(135deg,var(--color-bg-primary) 0%,var(--color-bg-secondary) 100%);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}canvas{max-width:100%!important;height:auto!important}.chart-container{position:relative;width:100%;max-width:100%;overflow:hidden}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;margin-bottom:var(--spacing-md);color:var(--color-text-primary)}h1{font-size:var(--font-size-3xl)}h2{font-size:var(--font-size-2xl)}h3{font-size:var(--font-size-xl)}h4{font-size:var(--font-size-lg)}p{margin-bottom:var(--spacing-md);color:var(--color-text-secondary)}button,.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-lg);font-family:var(--font-family);font-size:var(--font-size-sm);font-weight:600;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-base);text-decoration:none;white-space:nowrap}button:disabled,.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-secondary{background:var(--color-bg-tertiary);color:var(--color-text-primary);border:1px solid var(--color-border)}.btn-secondary:hover:not(:disabled){background:var(--color-bg-hover)}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover:not(:disabled){background:#dc2626}.btn-sm{padding:var(--spacing-xs) var(--spacing-md);font-size:var(--font-size-xs)}.btn-lg{padding:var(--spacing-md) var(--spacing-xl);font-size:var(--font-size-lg)}.card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-xl);box-shadow:var(--shadow-md);transition:all var(--transition-base)}.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.card-header{margin-bottom:var(--spacing-lg);padding-bottom:var(--spacing-md);border-bottom:1px solid var(--color-border)}.card-title{font-size:var(--font-size-xl);font-weight:700;color:var(--color-text-primary);margin:0}.card-body{color:var(--color-text-secondary)}input,select,textarea{width:100%;padding:var(--spacing-sm) var(--spacing-md);font-family:var(--font-family);font-size:var(--font-size-sm);color:var(--color-text-primary);background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-md);transition:all var(--transition-base)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #3b82f61a}textarea{resize:vertical;min-height:80px}label{display:block;margin-bottom:var(--spacing-xs);font-size:var(--font-size-sm);font-weight:600;color:var(--color-text-secondary)}small{display:block;margin-top:var(--spacing-xs);font-size:var(--font-size-xs);color:var(--color-text-muted)}.form-group{margin-bottom:var(--spacing-lg)}.account-card-hover:hover{background:var(--color-bg-hover)!important;transform:translateY(-2px);box-shadow:var(--shadow-md)}table{width:100%;border-collapse:collapse;background:var(--color-bg-card);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md)}thead{background:var(--color-bg-tertiary)}th{padding:var(--spacing-md);text-align:left;font-weight:700;font-size:var(--font-size-sm);color:var(--color-text-primary);text-transform:uppercase;letter-spacing:.05em}td{padding:var(--spacing-md);border-top:1px solid var(--color-border);color:var(--color-text-secondary)}tbody tr{transition:background var(--transition-fast)}tbody tr:hover{background:var(--color-bg-hover)}.container{max-width:1400px;margin:0 auto;padding:0 var(--spacing-lg)}.grid{display:grid;gap:var(--spacing-lg)}.grid-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}.flex{display:flex;gap:var(--spacing-md)}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.text-center{text-align:center}.text-right{text-align:right}.text-muted{color:var(--color-text-muted)}.text-success{color:var(--color-success)}.text-danger{color:var(--color-danger)}.text-warning{color:var(--color-warning)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.mb-xl{margin-bottom:var(--spacing-xl)}.mt-sm{margin-top:var(--spacing-sm)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.p-sm{padding:var(--spacing-sm)}.p-md{padding:var(--spacing-md)}.p-lg{padding:var(--spacing-lg)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{transform:translate(-100%)}to{transform:translate(0)}}@keyframes spin{to{transform:rotate(360deg)}}.fade-in{animation:fadeIn var(--transition-base)}.slide-in{animation:slideIn var(--transition-base)}.spinner{border:3px solid var(--color-bg-tertiary);border-top-color:var(--color-primary);border-radius:50%;width:40px;height:40px;animation:spin .8s linear infinite}@media (max-width: 768px){:root{--font-size-3xl: 1.5rem;--font-size-2xl: 1.25rem}.container{padding:0 var(--spacing-md)}.card{padding:var(--spacing-lg)}table{font-size:var(--font-size-sm)}th,td{padding:var(--spacing-sm)}}@media (max-width: 480px){.grid-2,.grid-3{grid-template-columns:1fr}.btn{width:100%;justify-content:center}.card-header{flex-direction:column;align-items:flex-start;gap:var(--spacing-md)}.card-header .flex{width:100%;flex-direction:column;align-items:stretch}.card-header button{width:100%}}.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;padding:var(--spacing-lg);animation:fadeIn .2s ease-out}.modal-content{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);width:100%;max-height:90vh;overflow:hidden;display:flex;flex-direction:column;animation:slideUp .3s ease-out}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-xl);border-bottom:1px solid var(--color-border)}.modal-title{font-size:var(--font-size-xl);font-weight:700;color:var(--color-text-primary);margin:0}.modal-close{background:transparent;border:none;color:var(--color-text-muted);cursor:pointer;padding:var(--spacing-xs);border-radius:var(--radius-md);transition:all var(--transition-fast);display:flex;align-items:center;justify-content:center}.modal-close:hover{background:var(--color-bg-hover);color:var(--color-text-primary)}.modal-body{padding:var(--spacing-xl);overflow-y:auto;flex:1}.toast-container{position:fixed;top:var(--spacing-xl);right:var(--spacing-xl);z-index:2000;display:flex;flex-direction:column;gap:var(--spacing-md);max-width:400px}.toast{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md) var(--spacing-lg);background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);animation:slideInRight .3s ease-out;min-width:300px}@keyframes slideInRight{0%{opacity:0;transform:translate(100%)}to{opacity:1;transform:translate(0)}}.toast-icon{flex-shrink:0;display:flex;align-items:center;justify-content:center}.toast-message{flex:1;color:var(--color-text-primary);font-size:var(--font-size-sm);font-weight:500}.toast-close{background:transparent;border:none;color:var(--color-text-muted);cursor:pointer;padding:var(--spacing-xs);border-radius:var(--radius-sm);transition:all var(--transition-fast);display:flex;align-items:center;justify-content:center;flex-shrink:0}.toast-close:hover{background:var(--color-bg-hover);color:var(--color-text-primary)}.toast-success{border-left:4px solid var(--color-success)}.toast-success .toast-icon{color:var(--color-success)}.toast-error{border-left:4px solid var(--color-danger)}.toast-error .toast-icon{color:var(--color-danger)}.toast-warning{border-left:4px solid var(--color-warning)}.toast-warning .toast-icon{color:var(--color-warning)}.toast-info{border-left:4px solid var(--color-info)}.toast-info .toast-icon{color:var(--color-info)}@media (max-width: 768px){.toast-container{left:var(--spacing-md);right:var(--spacing-md);max-width:none}.toast{min-width:auto}}.app-layout{display:flex;min-height:100vh;background:linear-gradient(135deg,var(--color-bg-primary) 0%,var(--color-bg-secondary) 100%)}.nav-container{width:280px;background:var(--color-bg-secondary);border-right:1px solid var(--color-border);display:flex;flex-direction:column;padding:var(--spacing-xl);position:fixed;height:100vh;overflow-y:auto}.nav-header{display:flex;align-items:center;gap:var(--spacing-md);margin-bottom:var(--spacing-2xl);padding-bottom:var(--spacing-lg);border-bottom:1px solid var(--color-border)}.nav-logo{color:var(--color-primary)}.nav-title{font-size:var(--font-size-2xl);font-weight:800;background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-light) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0}.nav-links{flex:1;display:flex;flex-direction:column;gap:var(--spacing-sm)}.nav-link{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);color:var(--color-text-secondary);text-decoration:none;border-radius:var(--radius-md);font-weight:500;transition:all var(--transition-base);position:relative}.nav-link:hover{background:var(--color-bg-hover);color:var(--color-text-primary);transform:translate(4px)}.nav-link.active{background:linear-gradient(135deg,#3b82f61a,#2563eb1a);color:var(--color-primary-light);font-weight:600}.nav-link.active:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:60%;background:linear-gradient(180deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);border-radius:0 4px 4px 0}.nav-footer{margin-top:auto;padding-top:var(--spacing-lg);border-top:1px solid var(--color-border);text-align:center;display:flex;flex-direction:column;gap:var(--spacing-md)}.theme-toggle{display:flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-secondary);font-size:var(--font-size-sm);font-weight:500;cursor:pointer;transition:all var(--transition-base);width:100%}.theme-toggle:hover{background:var(--color-bg-hover);color:var(--color-text-primary);transform:translateY(-2px);box-shadow:var(--shadow-md)}.main-content{flex:1;margin-left:280px;padding:var(--spacing-2xl);min-height:100vh}.page-header{margin-bottom:var(--spacing-2xl);padding-bottom:var(--spacing-lg);border-bottom:1px solid var(--color-border)}.page-title{font-size:var(--font-size-3xl);font-weight:800;margin:0;background:linear-gradient(135deg,var(--color-text-primary) 0%,var(--color-text-secondary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.page-subtitle{color:var(--color-text-muted);margin-top:var(--spacing-sm);font-size:var(--font-size-lg)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--spacing-lg);margin-bottom:var(--spacing-2xl)}.stat-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-xl);position:relative;overflow:hidden;transition:all var(--transition-base)}.stat-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--color-primary) 0%,var(--color-primary-light) 100%)}.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl)}.stat-label{font-size:var(--font-size-sm);color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--spacing-sm)}.stat-value{font-size:var(--font-size-3xl);font-weight:800;color:var(--color-text-primary);margin:0}.stat-change{font-size:var(--font-size-sm);margin-top:var(--spacing-sm);display:flex;align-items:center;gap:var(--spacing-xs)}.chart-container{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-xl);margin-bottom:var(--spacing-lg)}.chart-title{font-size:var(--font-size-xl);font-weight:700;margin-bottom:var(--spacing-lg);color:var(--color-text-primary)}@media (max-width: 1024px){.nav-container{width:240px}.main-content{margin-left:240px}}@media (max-width: 768px){.nav-container{width:100%;height:auto;position:relative;border-right:none;border-bottom:1px solid var(--color-border);overflow-y:visible}.nav-links{flex-direction:row;overflow-x:auto;padding-bottom:var(--spacing-sm)}.nav-link span{display:none}.main-content{margin-left:0;padding:var(--spacing-md);width:100%}.app-layout{flex-direction:column}.stats-grid{grid-template-columns:1fr}}@media (max-width: 480px){.page-title,.stat-value{font-size:var(--font-size-2xl)}}