:root{--color-primary:#4ade80;--color-primary-dark:#22c55e;--color-primary-light:#bbf7d0;--color-white:#fff;--color-black:#0f172a;--color-gray-50:#f8fafc;--color-gray-100:#f1f5f9;--color-gray-200:#e2e8f0;--color-gray-400:#94a3b8;--color-gray-600:#475569;--color-gray-800:#1e293b;--color-danger:#ef4444;--color-danger-bg:#fef2f2;--sidebar-width:260px;--header-height:64px;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--shadow-sm:0 1px 2px #0f172a0f;--shadow-md:0 4px 12px #0f172a14;--font-family:"Inter", "Segoe UI", system-ui, -apple-system, sans-serif}*{box-sizing:border-box}html,body,#root{height:100%}body{font-family:var(--font-family);background-color:var(--color-gray-50);color:var(--color-black);-webkit-font-smoothing:antialiased;margin:0}a{color:inherit;text-decoration:none}button,input{font-family:inherit}.sidebar{width:var(--sidebar-width);background:var(--color-white);border-right:1px solid var(--color-gray-200);flex-direction:column;min-height:100vh;padding:24px 16px;display:flex}.sidebar-brand{align-items:baseline;gap:4px;padding:0 8px 24px;display:flex}.sidebar-brand-mark{color:var(--color-primary-dark);font-size:18px;font-weight:800}.sidebar-brand-suffix{color:var(--color-gray-600);font-size:18px}.sidebar-nav{flex-direction:column;flex:1;gap:4px;display:flex}.sidebar-link{border-radius:var(--radius-md);color:var(--color-gray-600);padding:12px 14px;font-size:14px;font-weight:600;transition:background-color .15s,color .15s}.sidebar-link:hover{background:var(--color-gray-100);color:var(--color-black)}.sidebar-link-active{background:var(--color-primary-light);color:var(--color-primary-dark)}.sidebar-footer{border-top:1px solid var(--color-gray-200);flex-direction:column;gap:10px;padding-top:16px;display:flex}.sidebar-user{color:var(--color-gray-600);text-overflow:ellipsis;white-space:nowrap;padding:0 8px;font-size:13px;overflow:hidden}.sidebar-logout{border:1px solid var(--color-gray-200);background:var(--color-white);border-radius:var(--radius-md);color:var(--color-gray-800);cursor:pointer;padding:10px 14px;font-size:14px;font-weight:600;transition:background-color .15s}.sidebar-logout:hover{background:var(--color-gray-100)}.dashboard-layout{background:var(--color-gray-50);min-height:100vh;display:flex}.dashboard-content{flex:1;padding:32px 40px}.page-header{margin-bottom:24px}.page-header-title{color:var(--color-black);margin:0 0 6px;font-size:24px;font-weight:700}.page-header-description{color:var(--color-gray-600);margin:0;font-size:14px}.login-page{background:linear-gradient(160deg, var(--color-white) 0%, var(--color-primary-light) 100%);justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.login-card{background:var(--color-white);border-radius:var(--radius-lg);width:100%;max-width:400px;box-shadow:var(--shadow-md);padding:40px 32px}.login-brand{align-items:baseline;gap:4px;margin-bottom:24px;display:flex}.login-brand-mark{color:var(--color-primary-dark);font-size:22px;font-weight:800}.login-brand-suffix{color:var(--color-gray-600);font-size:22px;font-weight:400}.login-title{color:var(--color-black);margin:0 0 8px;font-size:24px;font-weight:700}.login-subtitle{color:var(--color-gray-600);margin:0 0 28px;font-size:14px}.login-form{flex-direction:column;display:flex}.login-label{color:var(--color-gray-800);margin-bottom:6px;font-size:13px;font-weight:600}.login-input{border:1px solid var(--color-gray-200);border-radius:var(--radius-md);outline:none;margin-bottom:18px;padding:12px 14px;font-size:14px;transition:border-color .15s,box-shadow .15s}.login-input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #4ade8040}.login-error{background:var(--color-danger-bg);color:var(--color-danger);border-radius:var(--radius-sm);margin-bottom:18px;padding:10px 12px;font-size:13px}.login-button{background:var(--color-primary);color:var(--color-black);border-radius:var(--radius-md);cursor:pointer;border:none;padding:13px;font-size:15px;font-weight:700;transition:background-color .15s,transform 50ms}.login-button:hover:not(:disabled){background:var(--color-primary-dark);color:var(--color-white)}.login-button:disabled{opacity:.7;cursor:not-allowed}