.ecbc-estimator a.ecbc-btn--small.is-loading{opacity:.6;pointer-events:none}
.ecbc-estimator a.ecbc-btn--small.is-added{background:#dcfce7;color:#166534}
.ecbc-estimator a.ecbc-btn--small.is-added:after{content:"\2713";font-weight:700}

.ecbc-toast{position:fixed;right:20px;bottom:90px;z-index:100001;display:flex;align-items:center;gap:14px;max-width:min(92vw,380px);padding:12px 16px;border-radius:12px;background:#101f5f;color:#fff;font-size:14px;line-height:1.4;box-shadow:0 10px 30px rgba(15,23,42,.28);opacity:0;transform:translateY(12px);pointer-events:none;transition:opacity .2s ease,transform .2s ease}
.ecbc-toast.is-visible{opacity:1;transform:none;pointer-events:auto}
.ecbc-toast a{flex:0 0 auto;color:#7cd0ff;font-weight:700;text-decoration:underline}
.ecbc-toast--error{background:#991b1b}