:root{--color-primary: #6366f1;--color-primary-hover: #4f46e5;--color-primary-light: #e0e7ff;--color-success: #22c55e;--color-danger: #ef4444;--color-warning: #f59e0b;--color-info: #3b82f6;--color-bg: #0f172a;--color-bg-secondary: #1e293b;--color-bg-card: #1e293b;--color-bg-input: #334155;--color-border: #334155;--color-text: #f1f5f9;--color-text-secondary: #94a3b8;--color-text-muted: #64748b;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px rgba(0, 0, 0, .3);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .3);--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-family);background-color:var(--color-bg);color:var(--color-text);line-height:1.6}a{color:var(--color-primary);text-decoration:none}input,select,textarea{font-family:inherit;font-size:.875rem;background:var(--color-bg-input);color:var(--color-text);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--spacing-sm) var(--spacing-md);outline:none;width:100%}input:focus,select:focus,textarea:focus{border-color:var(--color-primary)}button{cursor:pointer;font-family:inherit;font-size:.875rem;border:none;border-radius:var(--radius-md);padding:var(--spacing-sm) var(--spacing-lg);background:var(--color-primary);color:#fff;font-weight:500;transition:background .2s}button:hover{background:var(--color-primary-hover)}.dashboard-layout{display:flex;min-height:100vh}.sidebar{width:250px;min-width:250px;background:var(--color-bg-secondary);border-right:1px solid var(--color-border);display:flex;flex-direction:column;padding:var(--spacing-lg) 0}.sidebar-brand{padding:0 var(--spacing-lg) var(--spacing-lg);font-size:1.1rem;font-weight:700;color:var(--color-primary);border-bottom:1px solid var(--color-border);margin-bottom:var(--spacing-md)}.sidebar-nav{flex:1;display:flex;flex-direction:column;gap:2px;padding:0 var(--spacing-sm)}.nav-item{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);color:var(--color-text-secondary);font-size:.875rem;transition:background .15s,color .15s}.nav-item:hover{background:var(--color-bg-input);color:var(--color-text)}.nav-item.active{background:var(--color-primary);color:#fff}.sidebar-footer{padding:var(--spacing-md) var(--spacing-lg) 0;border-top:1px solid var(--color-border);margin-top:var(--spacing-md)}.sidebar-user{display:block;font-size:.75rem;color:var(--color-text-muted);margin-bottom:var(--spacing-sm);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.logout-btn{display:flex;align-items:center;gap:var(--spacing-sm);width:100%;background:transparent;color:var(--color-text-secondary);padding:var(--spacing-xs) var(--spacing-sm);font-size:.8rem}.logout-btn:hover{background:var(--color-bg-input);color:var(--color-text)}.dashboard-main{flex:1;padding:var(--spacing-xl);overflow-y:auto}