body.login-body { background: #f4f7f6; display: flex; align-items: center; justify-content: center; height: 100vh; margin: 0; font-family: sans-serif; }
.login-card { background: white; padding: 40px; border-radius: 8px; box-shadow: 0 10px 25px rgba(0,0,0,0.05); width: 350px; }
.login-header { text-align: center; margin-bottom: 30px; }
.login-header h2 { margin: 0; color: #333; }
.login-header p { color: #888; font-size: 0.9rem; }
.field { margin-bottom: 20px; }
.field label { display: block; margin-bottom: 5px; color: #555; font-size: 0.9rem; }
.field input { width: 100%; padding: 12px; border: 1px solid #ddd; border-radius: 4px; outline: none; }
.btn-login { width: 100%; padding: 12px; background: #25D366; border: none; color: white; border-radius: 4px; cursor: pointer; font-weight: bold; }
.btn-login:hover { background: #1ebd5b; }
.error-msg { background: #fee2e2; color: #b91c1c; padding: 10px; border-radius: 4px; margin-bottom: 20px; text-align: center; font-size: 0.85rem; }
.hidden { display: none; }