:root{--color-primary: #1a365d;--color-primary-light: #2b6cb0;--color-primary-dark: #0f2340;--color-accent: #4299e1;--color-accent-light: #63b3ed;--color-success: #38a169;--color-success-light: #c6f6d5;--color-warning: #d69e2e;--color-warning-light: #fefcbf;--color-danger: #e53e3e;--color-danger-light: #fed7d7;--color-info: #3182ce;--color-info-light: #bee3f8;--color-bg: #f7fafc;--color-surface: #ffffff;--color-border: #e2e8f0;--color-text: #1a202c;--color-text-secondary: #718096;--color-text-muted: #a0aec0;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-md: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 2rem;--radius-sm: .25rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .07);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--sidebar-width: 260px;--header-height: 60px;--max-content-width: 1200px;--transition-fast: .15s ease;--transition-normal: .25s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}body{font-family:var(--font-family);color:var(--color-text);background:var(--color-bg);line-height:1.5;min-height:100dvh;overflow-x:hidden}a{color:var(--color-accent);text-decoration:none}a:hover{text-decoration:underline}button{cursor:pointer;border:none;background:none;font-family:inherit;font-size:inherit}input,select,textarea{font-family:inherit;font-size:inherit}.app-layout{display:flex;min-height:100dvh}.sidebar{width:var(--sidebar-width);background:var(--color-primary);color:#fff;display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:50;overflow-y:auto}.sidebar-header{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-lg);border-bottom:1px solid rgba(255,255,255,.1)}.sidebar-brand{font-size:var(--font-size-xl);font-weight:700}.sidebar-nav{flex:1;padding:var(--spacing-md) 0}.sidebar-item{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-lg);color:#ffffffb3;text-decoration:none;font-size:var(--font-size-sm);transition:all var(--transition-fast)}.sidebar-item:hover{background:#ffffff1a;color:#fff;text-decoration:none}.sidebar-item.active{background:#ffffff26;color:#fff;border-right:3px solid var(--color-accent)}.sidebar-footer{padding:var(--spacing-md) var(--spacing-lg);border-top:1px solid rgba(255,255,255,.1)}.sidebar-version{font-size:var(--font-size-xs);color:#fff6}.main-wrapper{flex:1;margin-left:var(--sidebar-width);display:flex;flex-direction:column;min-height:100dvh}.app-header{height:var(--header-height);background:var(--color-surface);border-bottom:1px solid var(--color-border);display:flex;align-items:center;justify-content:space-between;padding:0 var(--spacing-lg);position:sticky;top:0;z-index:40}.header-left{display:flex;align-items:center;gap:var(--spacing-md)}.sidebar-toggle{display:none;color:var(--color-text);padding:var(--spacing-xs)}.header-logo{display:flex;align-items:center;gap:var(--spacing-sm);text-decoration:none;color:var(--color-text);font-weight:700;font-size:var(--font-size-lg)}.header-logo:hover{text-decoration:none}.header-right{display:flex;align-items:center;gap:var(--spacing-md)}.header-btn{position:relative;color:var(--color-text-secondary);padding:var(--spacing-sm)}.notif-badge{position:absolute;top:0;right:0;background:var(--color-danger);color:#fff;font-size:10px;width:16px;height:16px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700}.user-menu{display:flex;align-items:center;gap:var(--spacing-sm)}.user-name{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.main-content{flex:1;padding:var(--spacing-lg);max-width:var(--max-content-width);width:100%;margin:0 auto}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--radius-md);font-weight:500;font-size:var(--font-size-sm);transition:all var(--transition-fast);white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-primary-light)}.btn-accent{background:var(--color-accent);color:#fff}.btn-accent:hover:not(:disabled){background:var(--color-accent-light)}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover:not(:disabled){opacity:.9}.btn-outline{border:1px solid var(--color-border);color:var(--color-text)}.btn-outline:hover:not(:disabled){background:var(--color-bg)}.btn-sm{padding:var(--spacing-xs) var(--spacing-sm);font-size:var(--font-size-xs)}.btn-lg{padding:var(--spacing-md) var(--spacing-xl);font-size:var(--font-size-md)}.card{background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--color-border);padding:var(--spacing-lg)}.input{width:100%;padding:var(--spacing-sm) var(--spacing-md);border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--font-size-sm);transition:border-color var(--transition-fast);background:var(--color-surface)}.input:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 3px #4299e126}.input-error{border-color:var(--color-danger)}.label{display:block;font-size:var(--font-size-sm);font-weight:500;color:var(--color-text);margin-bottom:var(--spacing-xs)}.badge{display:inline-flex;align-items:center;padding:.125rem .5rem;border-radius:var(--radius-full);font-size:var(--font-size-xs);font-weight:500}.badge-success{background:var(--color-success-light);color:#276749}.badge-warning{background:var(--color-warning-light);color:#975a16}.badge-danger{background:var(--color-danger-light);color:#9b2c2c}.badge-info{background:var(--color-info-light);color:#2a4365}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--spacing-lg)}.page-title{font-size:var(--font-size-2xl);font-weight:700;color:var(--color-primary)}.page-subtitle{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-top:var(--spacing-xs)}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-md)}.grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:var(--spacing-md)}@media(max-width:768px){.grid-2,.grid-3{grid-template-columns:1fr}.page-header{flex-direction:column;align-items:flex-start;gap:var(--spacing-sm)}}.table{width:100%;border-collapse:collapse}.table th,.table td{text-align:left;padding:var(--spacing-sm) var(--spacing-md);border-bottom:1px solid var(--color-border);font-size:var(--font-size-sm)}.table th{font-weight:600;color:var(--color-text-secondary);font-size:var(--font-size-xs);text-transform:uppercase;letter-spacing:.05em}.table tr:hover td{background:var(--color-bg)}.empty-state{text-align:center;padding:var(--spacing-2xl);color:var(--color-text-secondary)}.empty-state p{margin-top:var(--spacing-sm)}.mobile-nav{display:none;position:fixed;bottom:0;left:0;right:0;background:var(--color-surface);border-top:1px solid var(--color-border);padding:var(--spacing-xs) 0;z-index:100;padding-bottom:env(safe-area-inset-bottom)}.mobile-nav-inner{display:flex;justify-content:space-around;align-items:center}.mobile-nav-item{display:flex;flex-direction:column;align-items:center;gap:2px;padding:var(--spacing-xs) var(--spacing-sm);color:var(--color-text-secondary);font-size:var(--font-size-xs);transition:color var(--transition-fast);text-decoration:none}.mobile-nav-item.active{color:var(--color-accent)}.mobile-nav-item svg{width:24px;height:24px}@media(max-width:768px){.mobile-nav{display:block}.main-content{padding-bottom:70px}.sidebar{display:none}.main-wrapper{margin-left:0}.sidebar-toggle{display:block}.app-layout.sidebar-open .sidebar{display:flex}.app-layout.sidebar-open .main-wrapper{margin-left:0}}.spinner{width:24px;height:24px;border:3px solid var(--color-border);border-top-color:var(--color-accent);border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:50vh;gap:var(--spacing-md);color:var(--color-text-secondary)}.alert-banner{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);font-size:var(--font-size-sm);margin-bottom:var(--spacing-md)}.alert-banner.warning{background:var(--color-warning-light);color:#975a16;border:1px solid #f6e05e}.alert-banner.critical{background:var(--color-danger-light);color:#9b2c2c;border:1px solid #feb2b2}.alert-banner.info{background:var(--color-info-light);color:#2a4365;border:1px solid #90cdf4}.form-group{margin-bottom:var(--spacing-md)}.form-actions{display:flex;gap:var(--spacing-sm);margin-top:var(--spacing-lg)}.toast-container{position:fixed;top:var(--spacing-lg);right:var(--spacing-lg);z-index:1000;display:flex;flex-direction:column;gap:var(--spacing-sm)}.toast{padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);font-size:var(--font-size-sm);animation:slideIn .3s ease;max-width:360px}.toast.success{background:var(--color-success);color:#fff}.toast.error{background:var(--color-danger);color:#fff}.toast.info{background:var(--color-info);color:#fff}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.status-dot{width:8px;height:8px;border-radius:50%;display:inline-block}.status-dot.ok{background:var(--color-success)}.status-dot.warning{background:var(--color-warning)}.status-dot.error{background:var(--color-danger)}.login-page{display:flex;align-items:center;justify-content:center;min-height:100dvh;background:var(--color-primary);padding:var(--spacing-md)}.login-card{background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:var(--spacing-xl);width:100%;max-width:420px}.login-header{text-align:center;margin-bottom:var(--spacing-lg)}.login-header h1{font-size:var(--font-size-2xl);color:var(--color-primary);margin-top:var(--spacing-sm)}.login-subtitle{color:var(--color-text-secondary);font-size:var(--font-size-sm);margin-top:var(--spacing-xs)}.login-tabs{display:flex;gap:0;margin-bottom:var(--spacing-lg);border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--color-border)}.login-tab{flex:1;padding:var(--spacing-sm) var(--spacing-md);font-size:var(--font-size-sm);font-weight:500;background:var(--color-bg);color:var(--color-text-secondary);transition:all var(--transition-fast)}.login-tab.active{background:var(--color-primary);color:#fff}