:root{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#162033;background:#f5f7fb}body{margin:0}button,input{font:inherit}button{border:0;border-radius:8px;background:#163b72;color:#fff;cursor:pointer;padding:10px 14px}button:disabled{cursor:not-allowed;opacity:.6}.login-page{align-items:center;display:flex;min-height:100vh;justify-content:center}.login-card{background:#fff;border-radius:16px;box-shadow:0 18px 50px #1522421f;display:flex;flex-direction:column;gap:16px;padding:32px;width:360px}.login-card h1,.login-card p{margin:0}label{display:flex;flex-direction:column;gap:6px}input{border:1px solid #d5dbe7;border-radius:8px;padding:10px 12px}.layout{display:flex;min-height:100vh}.sidebar{background:#101b33;color:#fff;padding:20px;width:240px}.brand{font-size:20px;font-weight:700;margin-bottom:24px}.nav-item{border-radius:8px;color:#fff;display:block;padding:10px 12px;text-decoration:none}.nav-item:hover{background:#ffffff1a}.main{flex:1}.topbar{align-items:center;background:#fff;border-bottom:1px solid #e8ecf3;display:flex;justify-content:space-between;padding:14px 24px}.content{padding:24px}.card{background:#fff;border-radius:12px;box-shadow:0 8px 28px #15224214;padding:20px}.error,.warning{border-radius:8px;padding:10px 12px}.error{background:#fff0f0;color:#a51616}.warning{background:#fff7df;color:#745400}