/* Login button */
.cbl-login-wrap { margin: 12px 0; }
.cbl-login-btn span { flex: 0 1 auto; white-space: nowrap; }
.cbl-login-btn {
    width: 100%;
    min-height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: 10px;
    border: 1px solid #d5dbe8;
    background: #fff;
    color: #1f2a44;
    font-weight: 600;
    font-size: 15px;
}
.cbl-login-btn:active { background: #f1f4fb; }
.cbl-login-btn[disabled] { opacity: .6; }
.cbl-login-error { margin-top: 8px; color: #c0392b; font-size: 13px; text-align: center; }

/* Enrol sheet (after sign-in) */
.cbl-sheet {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: 12px;
    z-index: 2000;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(20, 30, 60, .28);
    padding: 18px;
    display: flex;
    gap: 14px;
    align-items: flex-start;
}
.cbl-sheet-icon {
    flex: 0 0 44px;
    height: 44px;
    border-radius: 12px;
    background: #eaf0ff;
    color: #2f5de0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}
.cbl-sheet-body { flex: 1; min-width: 0; }
.cbl-sheet-title { font-weight: 700; font-size: 16px; margin: 0 0 2px; color: #1f2a44; }
.cbl-sheet-text { margin: 0 0 12px; color: #5b6784; font-size: 13px; }
.cbl-sheet-actions { display: flex; gap: 8px; }
.cbl-sheet-actions .btn { flex: 1; }
.cbl-sheet-msg { margin-top: 8px; font-size: 13px; }